diff options
| author | Arend van Spriel <arend@broadcom.com> | 2011-01-21 10:54:48 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-01-21 11:58:06 -0800 |
| commit | f8559b6920b435028ec9aed62846906bb20e47d8 (patch) | |
| tree | 47e8942332059197634f25d5c49295566b225478 /drivers/staging/brcm80211/sys | |
| parent | a57d188daa8cd2867e6d8eca8d7cc7a8f5dcf628 (diff) | |
| download | op-kernel-dev-f8559b6920b435028ec9aed62846906bb20e47d8.zip op-kernel-dev-f8559b6920b435028ec9aed62846906bb20e47d8.tar.gz | |
staging: brcm80211: moved code around for cleanup
Restructured code to have more consistent directory tree for the
two drivers.
Reviewed-by: Brett Rudley <brudley@broadcom.com>
Reviewed-by: Henry Ptasinski <henryp@broadcom.com>
Reviewed-by: Roland Vossen <rvossen@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/brcm80211/sys')
33 files changed, 0 insertions, 23477 deletions
diff --git a/drivers/staging/brcm80211/sys/d11ucode_ext.h b/drivers/staging/brcm80211/sys/d11ucode_ext.h deleted file mode 100644 index c0c0d66..0000000 --- a/drivers/staging/brcm80211/sys/d11ucode_ext.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -enum { - D11UCODE_NAMETAG_START = 0, - D11LCN0BSINITVALS24, - D11LCN0INITVALS24, - D11LCN1BSINITVALS24, - D11LCN1INITVALS24, - D11LCN2BSINITVALS24, - D11LCN2INITVALS24, - D11N0ABSINITVALS16, - D11N0BSINITVALS16, - D11N0INITVALS16, - D11UCODE_OVERSIGHT16_MIMO, - D11UCODE_OVERSIGHT16_MIMOSZ, - D11UCODE_OVERSIGHT24_LCN, - D11UCODE_OVERSIGHT24_LCNSZ, - D11UCODE_OVERSIGHT_BOMMAJOR, - D11UCODE_OVERSIGHT_BOMMINOR -}; -#define UCODE_LOADER_API_VER 0 diff --git a/drivers/staging/brcm80211/sys/wl_dbg.h b/drivers/staging/brcm80211/sys/wl_dbg.h deleted file mode 100644 index 54af257..0000000 --- a/drivers/staging/brcm80211/sys/wl_dbg.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wl_dbg_h_ -#define _wl_dbg_h_ - -/* wl_msg_level is a bit vector with defs in wlioctl.h */ -extern u32 wl_msg_level; - -#define WL_NONE(fmt, args...) no_printk(fmt, ##args) - -#define WL_PRINT(level, fmt, args...) \ -do { \ - if (wl_msg_level & level) \ - printk(fmt, ##args); \ -} while (0) - -#ifdef BCMDBG - -#define WL_ERROR(fmt, args...) WL_PRINT(WL_ERROR_VAL, fmt, ##args) -#define WL_TRACE(fmt, args...) WL_PRINT(WL_TRACE_VAL, fmt, ##args) -#define WL_AMPDU(fmt, args...) WL_PRINT(WL_AMPDU_VAL, fmt, ##args) -#define WL_FFPLD(fmt, args...) WL_PRINT(WL_FFPLD_VAL, fmt, ##args) - -#define WL_ERROR_ON() (wl_msg_level & WL_ERROR_VAL) - -/* Extra message control for AMPDU debugging */ -#define WL_AMPDU_UPDN_VAL 0x00000001 /* Config up/down related */ -#define WL_AMPDU_ERR_VAL 0x00000002 /* Calls to beaocn update */ -#define WL_AMPDU_TX_VAL 0x00000004 /* Transmit data path */ -#define WL_AMPDU_RX_VAL 0x00000008 /* Receive data path */ -#define WL_AMPDU_CTL_VAL 0x00000010 /* TSF-related items */ -#define WL_AMPDU_HW_VAL 0x00000020 /* AMPDU_HW */ -#define WL_AMPDU_HWTXS_VAL 0x00000040 /* AMPDU_HWTXS */ -#define WL_AMPDU_HWDBG_VAL 0x00000080 /* AMPDU_DBG */ - -extern u32 wl_ampdu_dbg; - -#define WL_AMPDU_PRINT(level, fmt, args...) \ -do { \ - if (wl_ampdu_dbg & level) { \ - WL_AMPDU(fmt, ##args); \ - } \ -} while (0) - -#define WL_AMPDU_UPDN(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_UPDN_VAL, fmt, ##args) -#define WL_AMPDU_RX(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_RX_VAL, fmt, ##args) -#define WL_AMPDU_ERR(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_ERR_VAL, fmt, ##args) -#define WL_AMPDU_TX(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_TX_VAL, fmt, ##args) -#define WL_AMPDU_CTL(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_CTL_VAL, fmt, ##args) -#define WL_AMPDU_HW(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_HW_VAL, fmt, ##args) -#define WL_AMPDU_HWTXS(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_HWTXS_VAL, fmt, ##args) -#define WL_AMPDU_HWDBG(fmt, args...) \ - WL_AMPDU_PRINT(WL_AMPDU_HWDBG_VAL, fmt, ##args) -#define WL_AMPDU_ERR_ON() (wl_ampdu_dbg & WL_AMPDU_ERR_VAL) -#define WL_AMPDU_HW_ON() (wl_ampdu_dbg & WL_AMPDU_HW_VAL) -#define WL_AMPDU_HWTXS_ON() (wl_ampdu_dbg & WL_AMPDU_HWTXS_VAL) - -#else /* BCMDBG */ - -#define WL_ERROR(fmt, args...) no_printk(fmt, ##args) -#define WL_TRACE(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU(fmt, args...) no_printk(fmt, ##args) -#define WL_FFPLD(fmt, args...) no_printk(fmt, ##args) - -#define WL_ERROR_ON() 0 - -#define WL_AMPDU_UPDN(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_RX(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_ERR(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_TX(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_CTL(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_HW(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_HWTXS(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_HWDBG(fmt, args...) no_printk(fmt, ##args) -#define WL_AMPDU_ERR_ON() 0 -#define WL_AMPDU_HW_ON() 0 -#define WL_AMPDU_HWTXS_ON() 0 - -#endif /* BCMDBG */ - -#endif /* _wl_dbg_h_ */ diff --git a/drivers/staging/brcm80211/sys/wl_export.h b/drivers/staging/brcm80211/sys/wl_export.h deleted file mode 100644 index aa8b5a3..0000000 --- a/drivers/staging/brcm80211/sys/wl_export.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wl_export_h_ -#define _wl_export_h_ - -/* misc callbacks */ -struct wl_info; -struct wl_if; -struct wlc_if; -extern void wl_init(struct wl_info *wl); -extern uint wl_reset(struct wl_info *wl); -extern void wl_intrson(struct wl_info *wl); -extern u32 wl_intrsoff(struct wl_info *wl); -extern void wl_intrsrestore(struct wl_info *wl, u32 macintmask); -extern void wl_event(struct wl_info *wl, char *ifname, wlc_event_t *e); -extern void wl_event_sendup(struct wl_info *wl, const wlc_event_t *e, - u8 *data, u32 len); -extern int wl_up(struct wl_info *wl); -extern void wl_down(struct wl_info *wl); -extern void wl_txflowcontrol(struct wl_info *wl, struct wl_if *wlif, bool state, - int prio); -extern bool wl_alloc_dma_resources(struct wl_info *wl, uint dmaddrwidth); - -/* timer functions */ -struct wl_timer; -extern struct wl_timer *wl_init_timer(struct wl_info *wl, - void (*fn) (void *arg), void *arg, - const char *name); -extern void wl_free_timer(struct wl_info *wl, struct wl_timer *timer); -extern void wl_add_timer(struct wl_info *wl, struct wl_timer *timer, uint ms, - int periodic); -extern bool wl_del_timer(struct wl_info *wl, struct wl_timer *timer); - -extern uint wl_buf_to_pktcopy(struct osl_info *osh, void *p, unsigned char *buf, - int len, uint offset); -extern void *wl_get_pktbuffer(struct osl_info *osh, int len); -extern int wl_set_pktlen(struct osl_info *osh, void *p, int len); - -#define wl_sort_bsslist(a, b) false - -extern int wl_tkip_miccheck(struct wl_info *wl, void *p, int hdr_len, - bool group_key, int id); -extern int wl_tkip_micadd(struct wl_info *wl, void *p, int hdr_len); -extern int wl_tkip_encrypt(struct wl_info *wl, void *p, int hdr_len); -extern int wl_tkip_decrypt(struct wl_info *wl, void *p, int hdr_len, - bool group_key); -extern void wl_tkip_printstats(struct wl_info *wl, bool group_key); -extern int wl_tkip_keyset(struct wl_info *wl, wsec_key_t *key); -#endif /* _wl_export_h_ */ diff --git a/drivers/staging/brcm80211/sys/wl_mac80211.c b/drivers/staging/brcm80211/sys/wl_mac80211.c deleted file mode 100644 index 6bc6207b..0000000 --- a/drivers/staging/brcm80211/sys/wl_mac80211.c +++ /dev/null @@ -1,1846 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#define __UNDEF_NO_VERSION__ - -#include <linux/kernel.h> -#include <linux/etherdevice.h> -#include <linux/string.h> -#include <linux/pci_ids.h> -#include <bcmdefs.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/sched.h> -#include <osl.h> -#define WLC_MAXBSSCFG 1 /* single BSS configs */ - -#include <wlc_cfg.h> -#include <net/mac80211.h> -#include <phy_version.h> -#include <bcmutils.h> -#include <pcicfg.h> -#include <wlioctl.h> -#include <wlc_key.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <wlc_channel.h> -#include <wlc_pub.h> -#include <wlc_scb.h> -#include <wl_dbg.h> -#include <wl_export.h> - -#include <wl_mac80211.h> -#include <linux/firmware.h> -#include <wl_ucode.h> -#include <d11ucode_ext.h> - - -static void wl_timer(unsigned long data); -static void _wl_timer(wl_timer_t *t); - - -static int ieee_hw_init(struct ieee80211_hw *hw); -static int ieee_hw_rate_init(struct ieee80211_hw *hw); - -static int wl_linux_watchdog(void *ctx); - -/* Flags we support */ -#define MAC_FILTERS (FIF_PROMISC_IN_BSS | \ - FIF_ALLMULTI | \ - FIF_FCSFAIL | \ - FIF_PLCPFAIL | \ - FIF_CONTROL | \ - FIF_OTHER_BSS | \ - FIF_BCN_PRBRESP_PROMISC) - -static int wl_found; - -struct ieee80211_tkip_data { -#define TKIP_KEY_LEN 32 - u8 key[TKIP_KEY_LEN]; - int key_set; - - u32 tx_iv32; - u16 tx_iv16; - u16 tx_ttak[5]; - int tx_phase1_done; - - u32 rx_iv32; - u16 rx_iv16; - u16 rx_ttak[5]; - int rx_phase1_done; - u32 rx_iv32_new; - u16 rx_iv16_new; - - u32 dot11RSNAStatsTKIPReplays; - u32 dot11RSNAStatsTKIPICVErrors; - u32 dot11RSNAStatsTKIPLocalMICFailures; - - int key_idx; - - struct crypto_tfm *tfm_arc4; - struct crypto_tfm *tfm_michael; - - /* scratch buffers for virt_to_page() (crypto API) */ - u8 rx_hdr[16], tx_hdr[16]; -}; - -#define WL_DEV_IF(dev) ((struct wl_if *)netdev_priv(dev)) -#define WL_INFO(dev) ((struct wl_info *)(WL_DEV_IF(dev)->wl)) -static int wl_request_fw(struct wl_info *wl, struct pci_dev *pdev); -static void wl_release_fw(struct wl_info *wl); - -/* local prototypes */ -static int wl_start(struct sk_buff *skb, struct wl_info *wl); -static int wl_start_int(struct wl_info *wl, struct ieee80211_hw *hw, - struct sk_buff *skb); -static void wl_dpc(unsigned long data); - -MODULE_AUTHOR("Broadcom Corporation"); -MODULE_DESCRIPTION("Broadcom 802.11n wireless LAN driver."); -MODULE_SUPPORTED_DEVICE("Broadcom 802.11n WLAN cards"); -MODULE_LICENSE("Dual BSD/GPL"); - -/* recognized PCI IDs */ -static struct pci_device_id wl_id_table[] = { - {PCI_VENDOR_ID_BROADCOM, 0x4357, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 43225 2G */ - {PCI_VENDOR_ID_BROADCOM, 0x4353, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 43224 DUAL */ - {PCI_VENDOR_ID_BROADCOM, 0x4727, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 4313 DUAL */ - {0} -}; - -MODULE_DEVICE_TABLE(pci, wl_id_table); -static void wl_remove(struct pci_dev *pdev); - - -#ifdef BCMDBG -static int msglevel = 0xdeadbeef; -module_param(msglevel, int, 0); -static int phymsglevel = 0xdeadbeef; -module_param(phymsglevel, int, 0); -#endif /* BCMDBG */ - -#define HW_TO_WL(hw) (hw->priv) -#define WL_TO_HW(wl) (wl->pub->ieee_hw) -static int wl_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb); -static int wl_ops_start(struct ieee80211_hw *hw); -static void wl_ops_stop(struct ieee80211_hw *hw); -static int wl_ops_add_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); -static void wl_ops_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); -static int wl_ops_config(struct ieee80211_hw *hw, u32 changed); -static void wl_ops_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, - u32 changed); -static void wl_ops_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *total_flags, u64 multicast); -static int wl_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, - bool set); -static void wl_ops_sw_scan_start(struct ieee80211_hw *hw); -static void wl_ops_sw_scan_complete(struct ieee80211_hw *hw); -static void wl_ops_set_tsf(struct ieee80211_hw *hw, u64 tsf); -static int wl_ops_get_stats(struct ieee80211_hw *hw, - struct ieee80211_low_level_stats *stats); -static int wl_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value); -static void wl_ops_sta_notify(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - enum sta_notify_cmd cmd, - struct ieee80211_sta *sta); -static int wl_ops_conf_tx(struct ieee80211_hw *hw, u16 queue, - const struct ieee80211_tx_queue_params *params); -static u64 wl_ops_get_tsf(struct ieee80211_hw *hw); -static int wl_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta); -static int wl_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta); -static int wl_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn); - -static int wl_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - int status; - struct wl_info *wl = hw->priv; - WL_LOCK(wl); - if (!wl->pub->up) { - WL_ERROR("ops->tx called while down\n"); - status = -ENETDOWN; - goto done; - } - status = wl_start(skb, wl); - done: - WL_UNLOCK(wl); - return status; -} - -static int wl_ops_start(struct ieee80211_hw *hw) -{ - struct wl_info *wl = hw->priv; - /* - struct ieee80211_channel *curchan = hw->conf.channel; - WL_NONE("%s : Initial channel: %d\n", __func__, curchan->hw_value); - */ - - WL_LOCK(wl); - ieee80211_wake_queues(hw); - WL_UNLOCK(wl); - - return 0; -} - -static void wl_ops_stop(struct ieee80211_hw *hw) -{ - struct wl_info *wl = hw->priv; - ASSERT(wl); - WL_LOCK(wl); - wl_down(wl); - ieee80211_stop_queues(hw); - WL_UNLOCK(wl); - - return; -} - -static int -wl_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) -{ - struct wl_info *wl; - int err; - - /* Just STA for now */ - if (vif->type != NL80211_IFTYPE_AP && - vif->type != NL80211_IFTYPE_MESH_POINT && - vif->type != NL80211_IFTYPE_STATION && - vif->type != NL80211_IFTYPE_WDS && - vif->type != NL80211_IFTYPE_ADHOC) { - WL_ERROR("%s: Attempt to add type %d, only STA for now\n", - __func__, vif->type); - return -EOPNOTSUPP; - } - - wl = HW_TO_WL(hw); - WL_LOCK(wl); - err = wl_up(wl); - WL_UNLOCK(wl); - - if (err != 0) - WL_ERROR("%s: wl_up() returned %d\n", __func__, err); - return err; -} - -static void -wl_ops_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) -{ - return; -} - -static int -ieee_set_channel(struct ieee80211_hw *hw, struct ieee80211_channel *chan, - enum nl80211_channel_type type) -{ - struct wl_info *wl = HW_TO_WL(hw); - int err = 0; - - switch (type) { - case NL80211_CHAN_HT20: - case NL80211_CHAN_NO_HT: - WL_LOCK(wl); - err = wlc_set(wl->wlc, WLC_SET_CHANNEL, chan->hw_value); - WL_UNLOCK(wl); - break; - case NL80211_CHAN_HT40MINUS: - case NL80211_CHAN_HT40PLUS: - WL_ERROR("%s: Need to implement 40 Mhz Channels!\n", __func__); - break; - } - - if (err) - return -EIO; - return err; -} - -static int wl_ops_config(struct ieee80211_hw *hw, u32 changed) -{ - struct ieee80211_conf *conf = &hw->conf; - struct wl_info *wl = HW_TO_WL(hw); - int err = 0; - int new_int; - - if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { - WL_NONE("%s: Setting listen interval to %d\n", - __func__, conf->listen_interval); - if (wlc_iovar_setint - (wl->wlc, "bcn_li_bcn", conf->listen_interval)) { - WL_ERROR("%s: Error setting listen_interval\n", - __func__); - err = -EIO; - goto config_out; - } - wlc_iovar_getint(wl->wlc, "bcn_li_bcn", &new_int); - ASSERT(new_int == conf->listen_interval); - } - if (changed & IEEE80211_CONF_CHANGE_MONITOR) - WL_NONE("Need to set monitor mode\n"); - if (changed & IEEE80211_CONF_CHANGE_PS) - WL_NONE("Need to set Power-save mode\n"); - - if (changed & IEEE80211_CONF_CHANGE_POWER) { - WL_NONE("%s: Setting tx power to %d dbm\n", - __func__, conf->power_level); - if (wlc_iovar_setint - (wl->wlc, "qtxpower", conf->power_level * 4)) { - WL_ERROR("%s: Error setting power_level\n", __func__); - err = -EIO; - goto config_out; - } - wlc_iovar_getint(wl->wlc, "qtxpower", &new_int); - if (new_int != (conf->power_level * 4)) - WL_ERROR("%s: Power level req != actual, %d %d\n", - __func__, conf->power_level * 4, new_int); - } - if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { - err = ieee_set_channel(hw, conf->channel, conf->channel_type); - } - if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { - WL_NONE("%s: srl %d, lrl %d\n", - __func__, - conf->short_frame_max_tx_count, - conf->long_frame_max_tx_count); - if (wlc_set - (wl->wlc, WLC_SET_SRL, - conf->short_frame_max_tx_count) < 0) { - WL_ERROR("%s: Error setting srl\n", __func__); - err = -EIO; - goto config_out; - } - if (wlc_set(wl->wlc, WLC_SET_LRL, conf->long_frame_max_tx_count) - < 0) { - WL_ERROR("%s: Error setting lrl\n", __func__); - err = -EIO; - goto config_out; - } - } - - config_out: - return err; -} - -static void -wl_ops_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed) -{ - struct wl_info *wl = HW_TO_WL(hw); - int val; - - - if (changed & BSS_CHANGED_ASSOC) { - WL_ERROR("Associated:\t%s\n", info->assoc ? "True" : "False"); - /* association status changed (associated/disassociated) - * also implies a change in the AID. - */ - } - if (changed & BSS_CHANGED_ERP_CTS_PROT) { - WL_NONE("Use_cts_prot:\t%s Implement me\n", - info->use_cts_prot ? "True" : "False"); - /* CTS protection changed */ - } - if (changed & BSS_CHANGED_ERP_PREAMBLE) { - WL_NONE("Short preamble:\t%s Implement me\n", - info->use_short_preamble ? "True" : "False"); - /* preamble changed */ - } - if (changed & BSS_CHANGED_ERP_SLOT) { - WL_NONE("Changing short slot:\t%s\n", - info->use_short_slot ? "True" : "False"); - if (info->use_short_slot) - val = 1; - else - val = 0; - wlc_set(wl->wlc, WLC_SET_SHORTSLOT_OVERRIDE, val); - /* slot timing changed */ - } - - if (changed & BSS_CHANGED_HT) { - WL_NONE("%s: HT mode - Implement me\n", __func__); - /* 802.11n parameters changed */ - } - if (changed & BSS_CHANGED_BASIC_RATES) { - WL_NONE("Need to change Basic Rates:\t0x%x! Implement me\n", - (u32) info->basic_rates); - /* Basic rateset changed */ - } - if (changed & BSS_CHANGED_BEACON_INT) { - WL_NONE("Beacon Interval:\t%d Implement me\n", - info->beacon_int); - /* Beacon interval changed */ - } - if (changed & BSS_CHANGED_BSSID) { - WL_NONE("new BSSID:\taid %d bss:%pM\n", - info->aid, info->bssid); - /* BSSID changed, for whatever reason (IBSS and managed mode) */ - /* FIXME: need to store bssid in bsscfg */ - wlc_set_addrmatch(wl->wlc, RCM_BSSID_OFFSET, - info->bssid); - } - if (changed & BSS_CHANGED_BEACON) { - WL_ERROR("BSS_CHANGED_BEACON\n"); - /* Beacon data changed, retrieve new beacon (beaconing modes) */ - } - if (changed & BSS_CHANGED_BEACON_ENABLED) { - WL_ERROR("Beacon enabled:\t%s\n", - info->enable_beacon ? "True" : "False"); - /* Beaconing should be enabled/disabled (beaconing modes) */ - } - return; -} - -static void -wl_ops_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *total_flags, u64 multicast) -{ - struct wl_info *wl = hw->priv; - - changed_flags &= MAC_FILTERS; - *total_flags &= MAC_FILTERS; - if (changed_flags & FIF_PROMISC_IN_BSS) - WL_ERROR("FIF_PROMISC_IN_BSS\n"); - if (changed_flags & FIF_ALLMULTI) - WL_ERROR("FIF_ALLMULTI\n"); - if (changed_flags & FIF_FCSFAIL) - WL_ERROR("FIF_FCSFAIL\n"); - if (changed_flags & FIF_PLCPFAIL) - WL_ERROR("FIF_PLCPFAIL\n"); - if (changed_flags & FIF_CONTROL) - WL_ERROR("FIF_CONTROL\n"); - if (changed_flags & FIF_OTHER_BSS) - WL_ERROR("FIF_OTHER_BSS\n"); - if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { - WL_NONE("FIF_BCN_PRBRESP_PROMISC\n"); - WL_LOCK(wl); - if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { - wl->pub->mac80211_state |= MAC80211_PROMISC_BCNS; - wlc_mac_bcn_promisc_change(wl->wlc, 1); - } else { - wlc_mac_bcn_promisc_change(wl->wlc, 0); - wl->pub->mac80211_state &= ~MAC80211_PROMISC_BCNS; - } - WL_UNLOCK(wl); - } - return; -} - -static int -wl_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set) -{ - WL_ERROR("%s: Enter\n", __func__); - return 0; -} - -static void wl_ops_sw_scan_start(struct ieee80211_hw *hw) -{ - WL_NONE("Scan Start\n"); - return; -} - -static void wl_ops_sw_scan_complete(struct ieee80211_hw *hw) -{ - WL_NONE("Scan Complete\n"); - return; -} - -static void wl_ops_set_tsf(struct ieee80211_hw *hw, u64 tsf) -{ - WL_ERROR("%s: Enter\n", __func__); - return; -} - -static int -wl_ops_get_stats(struct ieee80211_hw *hw, - struct ieee80211_low_level_stats *stats) -{ - WL_ERROR("%s: Enter\n", __func__); - return 0; -} - -static int wl_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value) -{ - WL_ERROR("%s: Enter\n", __func__); - return 0; -} - -static void -wl_ops_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - enum sta_notify_cmd cmd, struct ieee80211_sta *sta) -{ - WL_NONE("%s: Enter\n", __func__); - switch (cmd) { - default: - WL_ERROR("%s: Unknown cmd = %d\n", __func__, cmd); - break; - } - return; -} - -static int -wl_ops_conf_tx(struct ieee80211_hw *hw, u16 queue, - const struct ieee80211_tx_queue_params *params) -{ - struct wl_info *wl = hw->priv; - - WL_NONE("%s: Enter (WME config)\n", __func__); - WL_NONE("queue %d, txop %d, cwmin %d, cwmax %d, aifs %d\n", queue, - params->txop, params->cw_min, params->cw_max, params->aifs); - - WL_LOCK(wl); - wlc_wme_setparams(wl->wlc, queue, (void *)params, true); - WL_UNLOCK(wl); - - return 0; -} - -static u64 wl_ops_get_tsf(struct ieee80211_hw *hw) -{ - WL_ERROR("%s: Enter\n", __func__); - return 0; -} - -static int -wl_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - struct scb *scb; - - int i; - struct wl_info *wl = hw->priv; - - /* Init the scb */ - scb = (struct scb *)sta->drv_priv; - memset(scb, 0, sizeof(struct scb)); - for (i = 0; i < NUMPRIO; i++) - scb->seqctl[i] = 0xFFFF; - scb->seqctl_nonqos = 0xFFFF; - scb->magic = SCB_MAGIC; - - wl->pub->global_scb = scb; - wl->pub->global_ampdu = &(scb->scb_ampdu); - wl->pub->global_ampdu->scb = scb; - wl->pub->global_ampdu->max_pdu = 16; - pktq_init(&scb->scb_ampdu.txq, AMPDU_MAX_SCB_TID, - AMPDU_MAX_SCB_TID * PKTQ_LEN_DEFAULT); - - sta->ht_cap.ht_supported = true; - sta->ht_cap.ampdu_factor = AMPDU_RX_FACTOR_64K; - sta->ht_cap.ampdu_density = AMPDU_DEF_MPDU_DENSITY; - sta->ht_cap.cap = IEEE80211_HT_CAP_GRN_FLD | - IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT; - - /* minstrel_ht initiates addBA on our behalf by calling ieee80211_start_tx_ba_session() */ - return 0; -} - -static int -wl_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - WL_NONE("%s: Enter\n", __func__); - return 0; -} - -static int -wl_ampdu_action(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn) -{ -#if defined(BCMDBG) - struct scb *scb = (struct scb *)sta->drv_priv; -#endif - struct wl_info *wl = hw->priv; - - ASSERT(scb->magic == SCB_MAGIC); - switch (action) { - case IEEE80211_AMPDU_RX_START: - WL_NONE("%s: action = IEEE80211_AMPDU_RX_START\n", __func__); - break; - case IEEE80211_AMPDU_RX_STOP: - WL_NONE("%s: action = IEEE80211_AMPDU_RX_STOP\n", __func__); - break; - case IEEE80211_AMPDU_TX_START: - if (!wlc_aggregatable(wl->wlc, tid)) { - /* WL_ERROR("START: tid %d is not agg' able, return FAILURE to stack\n", tid); */ - return -1; - } - /* XXX: Use the starting sequence number provided ... */ - *ssn = 0; - ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); - break; - - case IEEE80211_AMPDU_TX_STOP: - ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); - break; - case IEEE80211_AMPDU_TX_OPERATIONAL: - /* Not sure what to do here */ - /* Power save wakeup */ - WL_NONE("%s: action = IEEE80211_AMPDU_TX_OPERATIONAL\n", - __func__); - break; - default: - WL_ERROR("%s: Invalid command, ignoring\n", __func__); - } - - return 0; -} - -static const struct ieee80211_ops wl_ops = { - .tx = wl_ops_tx, - .start = wl_ops_start, - .stop = wl_ops_stop, - .add_interface = wl_ops_add_interface, - .remove_interface = wl_ops_remove_interface, - .config = wl_ops_config, - .bss_info_changed = wl_ops_bss_info_changed, - .configure_filter = wl_ops_configure_filter, - .set_tim = wl_ops_set_tim, - .sw_scan_start = wl_ops_sw_scan_start, - .sw_scan_complete = wl_ops_sw_scan_complete, - .set_tsf = wl_ops_set_tsf, - .get_stats = wl_ops_get_stats, - .set_rts_threshold = wl_ops_set_rts_threshold, - .sta_notify = wl_ops_sta_notify, - .conf_tx = wl_ops_conf_tx, - .get_tsf = wl_ops_get_tsf, - .sta_add = wl_sta_add, - .sta_remove = wl_sta_remove, - .ampdu_action = wl_ampdu_action, -}; - -static int wl_set_hint(struct wl_info *wl, char *abbrev) -{ - WL_ERROR("%s: Sending country code %c%c to MAC80211\n", - __func__, abbrev[0], abbrev[1]); - return regulatory_hint(wl->pub->ieee_hw->wiphy, abbrev); -} - -/** - * attach to the WL device. - * - * Attach to the WL device identified by vendor and device parameters. - * regs is a host accessible memory address pointing to WL device registers. - * - * wl_attach is not defined as static because in the case where no bus - * is defined, wl_attach will never be called, and thus, gcc will issue - * a warning that this function is defined but not used if we declare - * it as static. - */ -static struct wl_info *wl_attach(u16 vendor, u16 device, unsigned long regs, - uint bustype, void *btparam, uint irq) -{ - struct wl_info *wl; - struct osl_info *osh; - int unit, err; - - unsigned long base_addr; - struct ieee80211_hw *hw; - u8 perm[ETH_ALEN]; - - unit = wl_found; - err = 0; - - if (unit < 0) { - WL_ERROR("wl%d: unit number overflow, exiting\n", unit); - return NULL; - } - - osh = osl_attach(btparam, bustype); - ASSERT(osh); - - /* allocate private info */ - hw = pci_get_drvdata(btparam); /* btparam == pdev */ - wl = hw->priv; - ASSERT(wl); - - wl->osh = osh; - atomic_set(&wl->callbacks, 0); - - /* setup the bottom half handler */ - tasklet_init(&wl->tasklet, wl_dpc, (unsigned long) wl); - - - - base_addr = regs; - - if (bustype == PCI_BUS) { - wl->piomode = false; - } else if (bustype == RPC_BUS) { - /* Do nothing */ - } else { - bustype = PCI_BUS; - WL_TRACE("force to PCI\n"); - } - wl->bcm_bustype = bustype; - - wl->regsva = ioremap_nocache(base_addr, PCI_BAR0_WINSZ); - if (wl->regsva == NULL) { - WL_ERROR("wl%d: ioremap() failed\n", unit); - goto fail; - } - spin_lock_init(&wl->lock); - spin_lock_init(&wl->isr_lock); - - /* prepare ucode */ - if (wl_request_fw(wl, (struct pci_dev *)btparam)) { - printf("%s: Failed to find firmware usually in %s\n", - KBUILD_MODNAME, "/lib/firmware/brcm"); - wl_release_fw(wl); - wl_remove((struct pci_dev *)btparam); - goto fail1; - } - - /* common load-time initialization */ - wl->wlc = wlc_attach((void *)wl, vendor, device, unit, wl->piomode, osh, - wl->regsva, wl->bcm_bustype, btparam, &err); - wl_release_fw(wl); - if (!wl->wlc) { - printf("%s: wlc_attach() failed with code %d\n", - KBUILD_MODNAME, err); - goto fail; - } - wl->pub = wlc_pub(wl->wlc); - - wl->pub->ieee_hw = hw; - ASSERT(wl->pub->ieee_hw); - ASSERT(wl->pub->ieee_hw->priv == wl); - - - if (wlc_iovar_setint(wl->wlc, "mpc", 0)) { - WL_ERROR("wl%d: Error setting MPC variable to 0\n", unit); - } - - /* register our interrupt handler */ - if (request_irq(irq, wl_isr, IRQF_SHARED, KBUILD_MODNAME, wl)) { - WL_ERROR("wl%d: request_irq() failed\n", unit); - goto fail; - } - wl->irq = irq; - - /* register module */ - wlc_module_register(wl->pub, NULL, "linux", wl, NULL, wl_linux_watchdog, - NULL); - - if (ieee_hw_init(hw)) { - WL_ERROR("wl%d: %s: ieee_hw_init failed!\n", unit, __func__); - goto fail; - } - - bcopy(&wl->pub->cur_etheraddr, perm, ETH_ALEN); - ASSERT(is_valid_ether_addr(perm)); - SET_IEEE80211_PERM_ADDR(hw, perm); - - err = ieee80211_register_hw(hw); - if (err) { - WL_ERROR("%s: ieee80211_register_hw failed, status %d\n", - __func__, err); - } - - if (wl->pub->srom_ccode[0]) - err = wl_set_hint(wl, wl->pub->srom_ccode); - else - err = wl_set_hint(wl, "US"); - if (err) { - WL_ERROR("%s: regulatory_hint failed, status %d\n", - __func__, err); - } - WL_ERROR("wl%d: Broadcom BCM43xx 802.11 MAC80211 Driver (" PHY_VERSION_STR ")", - unit); - -#ifdef BCMDBG - printf(" (Compiled at " __TIME__ " on " __DATE__ ")"); -#endif /* BCMDBG */ - printf("\n"); - - wl_found++; - return wl; - - fail: - wl_free(wl); -fail1: - return NULL; -} - - - -#define CHAN2GHZ(channel, freqency, chflags) { \ - .band = IEEE80211_BAND_2GHZ, \ - .center_freq = (freqency), \ - .hw_value = (channel), \ - .flags = chflags, \ - .max_antenna_gain = 0, \ - .max_power = 19, \ -} - -static struct ieee80211_channel wl_2ghz_chantable[] = { - CHAN2GHZ(1, 2412, IEEE80211_CHAN_NO_HT40MINUS), - CHAN2GHZ(2, 2417, IEEE80211_CHAN_NO_HT40MINUS), - CHAN2GHZ(3, 2422, IEEE80211_CHAN_NO_HT40MINUS), - CHAN2GHZ(4, 2427, IEEE80211_CHAN_NO_HT40MINUS), - CHAN2GHZ(5, 2432, 0), - CHAN2GHZ(6, 2437, 0), - CHAN2GHZ(7, 2442, 0), - CHAN2GHZ(8, 2447, IEEE80211_CHAN_NO_HT40PLUS), - CHAN2GHZ(9, 2452, IEEE80211_CHAN_NO_HT40PLUS), - CHAN2GHZ(10, 2457, IEEE80211_CHAN_NO_HT40PLUS), - CHAN2GHZ(11, 2462, IEEE80211_CHAN_NO_HT40PLUS), - CHAN2GHZ(12, 2467, - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_NO_HT40PLUS), - CHAN2GHZ(13, 2472, - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_NO_HT40PLUS), - CHAN2GHZ(14, 2484, - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_NO_HT40PLUS | IEEE80211_CHAN_NO_HT40MINUS) -}; - -#define CHAN5GHZ(channel, chflags) { \ - .band = IEEE80211_BAND_5GHZ, \ - .center_freq = 5000 + 5*(channel), \ - .hw_value = (channel), \ - .flags = chflags, \ - .max_antenna_gain = 0, \ - .max_power = 21, \ -} - -static struct ieee80211_channel wl_5ghz_nphy_chantable[] = { - /* UNII-1 */ - CHAN5GHZ(36, IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(40, IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(44, IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(48, IEEE80211_CHAN_NO_HT40PLUS), - /* UNII-2 */ - CHAN5GHZ(52, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(56, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(60, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(64, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - /* MID */ - CHAN5GHZ(100, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(104, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(108, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(112, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(116, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(120, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(124, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(128, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(132, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(136, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(140, - IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS | - IEEE80211_CHAN_NO_HT40MINUS), - /* UNII-3 */ - CHAN5GHZ(149, IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(153, IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(157, IEEE80211_CHAN_NO_HT40MINUS), - CHAN5GHZ(161, IEEE80211_CHAN_NO_HT40PLUS), - CHAN5GHZ(165, IEEE80211_CHAN_NO_HT40PLUS | IEEE80211_CHAN_NO_HT40MINUS) -}; - -#define RATE(rate100m, _flags) { \ - .bitrate = (rate100m), \ - .flags = (_flags), \ - .hw_value = (rate100m / 5), \ -} - -static struct ieee80211_rate wl_legacy_ratetable[] = { - RATE(10, 0), - RATE(20, IEEE80211_RATE_SHORT_PREAMBLE), - RATE(55, IEEE80211_RATE_SHORT_PREAMBLE), - RATE(110, IEEE80211_RATE_SHORT_PREAMBLE), - RATE(60, 0), - RATE(90, 0), - RATE(120, 0), - RATE(180, 0), - RATE(240, 0), - RATE(360, 0), - RATE(480, 0), - RATE(540, 0), -}; - -static struct ieee80211_supported_band wl_band_2GHz_nphy = { - .band = IEEE80211_BAND_2GHZ, - .channels = wl_2ghz_chantable, - .n_channels = ARRAY_SIZE(wl_2ghz_chantable), - .bitrates = wl_legacy_ratetable, - .n_bitrates = ARRAY_SIZE(wl_legacy_ratetable), - .ht_cap = { - /* from include/linux/ieee80211.h */ - .cap = IEEE80211_HT_CAP_GRN_FLD | - IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT, - .ht_supported = true, - .ampdu_factor = AMPDU_RX_FACTOR_64K, - .ampdu_density = AMPDU_DEF_MPDU_DENSITY, - .mcs = { - /* placeholders for now */ - .rx_mask = {0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0}, - .rx_highest = 500, - .tx_params = IEEE80211_HT_MCS_TX_DEFINED} - } -}; - -static struct ieee80211_supported_band wl_band_5GHz_nphy = { - .band = IEEE80211_BAND_5GHZ, - .channels = wl_5ghz_nphy_chantable, - .n_channels = ARRAY_SIZE(wl_5ghz_nphy_chantable), - .bitrates = wl_legacy_ratetable + 4, - .n_bitrates = ARRAY_SIZE(wl_legacy_ratetable) - 4, - .ht_cap = { - /* use IEEE80211_HT_CAP_* from include/linux/ieee80211.h */ - .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT, /* No 40 mhz yet */ - .ht_supported = true, - .ampdu_factor = AMPDU_RX_FACTOR_64K, - .ampdu_density = AMPDU_DEF_MPDU_DENSITY, - .mcs = { - /* placeholders for now */ - .rx_mask = {0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0}, - .rx_highest = 500, - .tx_params = IEEE80211_HT_MCS_TX_DEFINED} - } -}; - -static int ieee_hw_rate_init(struct ieee80211_hw *hw) -{ - struct wl_info *wl = HW_TO_WL(hw); - int has_5g; - char phy_list[4]; - - has_5g = 0; - - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; - hw->wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; - - if (wlc_get(wl->wlc, WLC_GET_PHYLIST, (int *)&phy_list) < 0) { - WL_ERROR("Phy list failed\n"); - } - WL_NONE("%s: phylist = %c\n", __func__, phy_list[0]); - - if (phy_list[0] == 'n' || phy_list[0] == 'c') { - if (phy_list[0] == 'c') { - /* Single stream */ - wl_band_2GHz_nphy.ht_cap.mcs.rx_mask[1] = 0; - wl_band_2GHz_nphy.ht_cap.mcs.rx_highest = 72; - } - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl_band_2GHz_nphy; - } else { - BUG(); - return -1; - } - - /* Assume all bands use the same phy. True for 11n devices. */ - if (NBANDS_PUB(wl->pub) > 1) { - has_5g++; - if (phy_list[0] == 'n' || phy_list[0] == 'c') { - hw->wiphy->bands[IEEE80211_BAND_5GHZ] = - &wl_band_5GHz_nphy; - } else { - return -1; - } - } - - WL_NONE("%s: 2ghz = %d, 5ghz = %d\n", __func__, 1, has_5g); - - return 0; -} - -static int ieee_hw_init(struct ieee80211_hw *hw) -{ - hw->flags = IEEE80211_HW_SIGNAL_DBM - /* | IEEE80211_HW_CONNECTION_MONITOR What is this? */ - | IEEE80211_HW_REPORTS_TX_ACK_STATUS - | IEEE80211_HW_AMPDU_AGGREGATION; - - hw->extra_tx_headroom = wlc_get_header_len(); - /* FIXME: should get this from wlc->machwcap */ - hw->queues = 4; - /* FIXME: this doesn't seem to be used properly in minstrel_ht. - * mac80211/status.c:ieee80211_tx_status() checks this value, - * but mac80211/rc80211_minstrel_ht.c:minstrel_ht_get_rate() - * appears to always set 3 rates - */ - hw->max_rates = 2; /* Primary rate and 1 fallback rate */ - - hw->channel_change_time = 7 * 1000; /* channel change time is dependant on chip and band */ - hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); - - hw->rate_control_algorithm = "minstrel_ht"; - - hw->sta_data_size = sizeof(struct scb); - return ieee_hw_rate_init(hw); -} - -/** - * determines if a device is a WL device, and if so, attaches it. - * - * This function determines if a device pointed to by pdev is a WL device, - * and if so, performs a wl_attach() on it. - * - */ -int __devinit -wl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) -{ - int rc; - struct wl_info *wl; - struct ieee80211_hw *hw; - u32 val; - - ASSERT(pdev); - - WL_TRACE("%s: bus %d slot %d func %d irq %d\n", - __func__, pdev->bus->number, PCI_SLOT(pdev->devfn), - PCI_FUNC(pdev->devfn), pdev->irq); - - if ((pdev->vendor != PCI_VENDOR_ID_BROADCOM) || - (((pdev->device & 0xff00) != 0x4300) && - ((pdev->device & 0xff00) != 0x4700) && - ((pdev->device < 43000) || (pdev->device > 43999)))) - return -ENODEV; - - rc = pci_enable_device(pdev); - if (rc) { - WL_ERROR("%s: Cannot enable device %d-%d_%d\n", - __func__, pdev->bus->number, PCI_SLOT(pdev->devfn), - PCI_FUNC(pdev->devfn)); - return -ENODEV; - } - pci_set_master(pdev); - - pci_read_config_dword(pdev, 0x40, &val); - if ((val & 0x0000ff00) != 0) - pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); - - hw = ieee80211_alloc_hw(sizeof(struct wl_info), &wl_ops); - if (!hw) { - WL_ERROR("%s: ieee80211_alloc_hw failed\n", __func__); - rc = -ENOMEM; - goto err_1; - } - - SET_IEEE80211_DEV(hw, &pdev->dev); - - pci_set_drvdata(pdev, hw); - - memset(hw->priv, 0, sizeof(*wl)); - - wl = wl_attach(pdev->vendor, pdev->device, pci_resource_start(pdev, 0), - PCI_BUS, pdev, pdev->irq); - - if (!wl) { - WL_ERROR("%s: %s: wl_attach failed!\n", - KBUILD_MODNAME, __func__); - return -ENODEV; - } - return 0; - err_1: - WL_ERROR("%s: err_1: Major hoarkage\n", __func__); - return 0; -} - -#ifdef LINUXSTA_PS -static int wl_suspend(struct pci_dev *pdev, pm_message_t state) -{ - struct wl_info *wl; - struct ieee80211_hw *hw; - - WL_TRACE("wl: wl_suspend\n"); - - hw = pci_get_drvdata(pdev); - wl = HW_TO_WL(hw); - if (!wl) { - WL_ERROR("wl: wl_suspend: pci_get_drvdata failed\n"); - return -ENODEV; - } - - WL_LOCK(wl); - wl_down(wl); - wl->pub->hw_up = false; - WL_UNLOCK(wl); - pci_save_state(pdev, wl->pci_psstate); - pci_disable_device(pdev); - return pci_set_power_state(pdev, PCI_D3hot); -} - -static int wl_resume(struct pci_dev *pdev) -{ - struct wl_info *wl; - struct ieee80211_hw *hw; - int err = 0; - u32 val; - - WL_TRACE("wl: wl_resume\n"); - hw = pci_get_drvdata(pdev); - wl = HW_TO_WL(hw); - if (!wl) { - WL_ERROR("wl: wl_resume: pci_get_drvdata failed\n"); - return -ENODEV; - } - - err = pci_set_power_state(pdev, PCI_D0); - if (err) - return err; - - pci_restore_state(pdev, wl->pci_psstate); - - err = pci_enable_device(pdev); - if (err) - return err; - - pci_set_master(pdev); - - pci_read_config_dword(pdev, 0x40, &val); - if ((val & 0x0000ff00) != 0) - pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); - - WL_LOCK(wl); - err = wl_up(wl); - WL_UNLOCK(wl); - - return err; -} -#endif /* LINUXSTA_PS */ - -static void wl_remove(struct pci_dev *pdev) -{ - struct wl_info *wl; - struct ieee80211_hw *hw; - - hw = pci_get_drvdata(pdev); - wl = HW_TO_WL(hw); - if (!wl) { - WL_ERROR("wl: wl_remove: pci_get_drvdata failed\n"); - return; - } - if (!wlc_chipmatch(pdev->vendor, pdev->device)) { - WL_ERROR("wl: wl_remove: wlc_chipmatch failed\n"); - return; - } - if (wl->wlc) { - ieee80211_unregister_hw(hw); - WL_LOCK(wl); - wl_down(wl); - WL_UNLOCK(wl); - WL_NONE("%s: Down\n", __func__); - } - pci_disable_device(pdev); - - wl_free(wl); - - pci_set_drvdata(pdev, NULL); - ieee80211_free_hw(hw); -} - -static struct pci_driver wl_pci_driver = { - .name = "brcm80211", - .probe = wl_pci_probe, -#ifdef LINUXSTA_PS - .suspend = wl_suspend, - .resume = wl_resume, -#endif /* LINUXSTA_PS */ - .remove = __devexit_p(wl_remove), - .id_table = wl_id_table, -}; - -/** - * This is the main entry point for the WL driver. - * - * This function determines if a device pointed to by pdev is a WL device, - * and if so, performs a wl_attach() on it. - * - */ -static int __init wl_module_init(void) -{ - int error = -ENODEV; - -#ifdef BCMDBG - if (msglevel != 0xdeadbeef) - wl_msg_level = msglevel; - else { - char *var = getvar(NULL, "wl_msglevel"); - if (var) - wl_msg_level = simple_strtoul(var, NULL, 0); - } - { - extern u32 phyhal_msg_level; - - if (phymsglevel != 0xdeadbeef) - phyhal_msg_level = phymsglevel; - else { - char *var = getvar(NULL, "phy_msglevel"); - if (var) - phyhal_msg_level = simple_strtoul(var, NULL, 0); - } - } -#endif /* BCMDBG */ - - error = pci_register_driver(&wl_pci_driver); - if (!error) - return 0; - - - - return error; -} - -/** - * This function unloads the WL driver from the system. - * - * This function unconditionally unloads the WL driver module from the - * system. - * - */ -static void __exit wl_module_exit(void) -{ - pci_unregister_driver(&wl_pci_driver); - -} - -module_init(wl_module_init); -module_exit(wl_module_exit); - -/** - * This function frees the WL per-device resources. - * - * This function frees resources owned by the WL device pointed to - * by the wl parameter. - * - */ -void wl_free(struct wl_info *wl) -{ - wl_timer_t *t, *next; - struct osl_info *osh; - - ASSERT(wl); - /* free ucode data */ - if (wl->fw.fw_cnt) - wl_ucode_data_free(); - if (wl->irq) - free_irq(wl->irq, wl); - - /* kill dpc */ - tasklet_kill(&wl->tasklet); - - if (wl->pub) { - wlc_module_unregister(wl->pub, "linux", wl); - } - - /* free common resources */ - if (wl->wlc) { - wlc_detach(wl->wlc); - wl->wlc = NULL; - wl->pub = NULL; - } - - /* virtual interface deletion is deferred so we cannot spinwait */ - - /* wait for all pending callbacks to complete */ - while (atomic_read(&wl->callbacks) > 0) - schedule(); - - /* free timers */ - for (t = wl->timers; t; t = next) { - next = t->next; -#ifdef BCMDBG - if (t->name) - kfree(t->name); -#endif - kfree(t); - } - - osh = wl->osh; - - /* - * unregister_netdev() calls get_stats() which may read chip registers - * so we cannot unmap the chip registers until after calling unregister_netdev() . - */ - if (wl->regsva && wl->bcm_bustype != SDIO_BUS && - wl->bcm_bustype != JTAG_BUS) { - iounmap((void *)wl->regsva); - } - wl->regsva = NULL; - - - osl_detach(osh); -} - -/* transmit a packet */ -static int BCMFASTPATH wl_start(struct sk_buff *skb, struct wl_info *wl) -{ - if (!wl) - return -ENETDOWN; - - return wl_start_int(wl, WL_TO_HW(wl), skb); -} - -static int BCMFASTPATH -wl_start_int(struct wl_info *wl, struct ieee80211_hw *hw, struct sk_buff *skb) -{ - wlc_sendpkt_mac80211(wl->wlc, skb, hw); - return NETDEV_TX_OK; -} - -void wl_txflowcontrol(struct wl_info *wl, struct wl_if *wlif, bool state, - int prio) -{ - WL_ERROR("Shouldn't be here %s\n", __func__); -} - -void wl_init(struct wl_info *wl) -{ - WL_TRACE("wl%d: wl_init\n", wl->pub->unit); - - wl_reset(wl); - - wlc_init(wl->wlc); -} - -uint wl_reset(struct wl_info *wl) -{ - WL_TRACE("wl%d: wl_reset\n", wl->pub->unit); - - wlc_reset(wl->wlc); - - /* dpc will not be rescheduled */ - wl->resched = 0; - - return 0; -} - -/* - * These are interrupt on/off entry points. Disable interrupts - * during interrupt state transition. - */ -void BCMFASTPATH wl_intrson(struct wl_info *wl) -{ - unsigned long flags; - - INT_LOCK(wl, flags); - wlc_intrson(wl->wlc); - INT_UNLOCK(wl, flags); -} - -bool wl_alloc_dma_resources(struct wl_info *wl, uint addrwidth) -{ - return true; -} - -u32 BCMFASTPATH wl_intrsoff(struct wl_info *wl) -{ - unsigned long flags; - u32 status; - - INT_LOCK(wl, flags); - status = wlc_intrsoff(wl->wlc); - INT_UNLOCK(wl, flags); - return status; -} - -void wl_intrsrestore(struct wl_info *wl, u32 macintmask) -{ - unsigned long flags; - - INT_LOCK(wl, flags); - wlc_intrsrestore(wl->wlc, macintmask); - INT_UNLOCK(wl, flags); -} - -int wl_up(struct wl_info *wl) -{ - int error = 0; - - if (wl->pub->up) - return 0; - - error = wlc_up(wl->wlc); - - return error; -} - -void wl_down(struct wl_info *wl) -{ - uint callbacks, ret_val = 0; - - /* call common down function */ - ret_val = wlc_down(wl->wlc); - callbacks = atomic_read(&wl->callbacks) - ret_val; - - /* wait for down callbacks to complete */ - WL_UNLOCK(wl); - - /* For HIGH_only driver, it's important to actually schedule other work, - * not just spin wait since everything runs at schedule level - */ - SPINWAIT((atomic_read(&wl->callbacks) > callbacks), 100 * 1000); - - WL_LOCK(wl); -} - -irqreturn_t BCMFASTPATH wl_isr(int irq, void *dev_id) -{ - struct wl_info *wl; - bool ours, wantdpc; - unsigned long flags; - - wl = (struct wl_info *) dev_id; - - WL_ISRLOCK(wl, flags); - - /* call common first level interrupt handler */ - ours = wlc_isr(wl->wlc, &wantdpc); - if (ours) { - /* if more to do... */ - if (wantdpc) { - - /* ...and call the second level interrupt handler */ - /* schedule dpc */ - ASSERT(wl->resched == false); - tasklet_schedule(&wl->tasklet); - } - } - - WL_ISRUNLOCK(wl, flags); - - return IRQ_RETVAL(ours); -} - -static void BCMFASTPATH wl_dpc(unsigned long data) -{ - struct wl_info *wl; - - wl = (struct wl_info *) data; - - WL_LOCK(wl); - - /* call the common second level interrupt handler */ - if (wl->pub->up) { - if (wl->resched) { - unsigned long flags; - - INT_LOCK(wl, flags); - wlc_intrsupd(wl->wlc); - INT_UNLOCK(wl, flags); - } - - wl->resched = wlc_dpc(wl->wlc, true); - } - - /* wlc_dpc() may bring the driver down */ - if (!wl->pub->up) - goto done; - - /* re-schedule dpc */ - if (wl->resched) - tasklet_schedule(&wl->tasklet); - else { - /* re-enable interrupts */ - wl_intrson(wl); - } - - done: - WL_UNLOCK(wl); -} - -static void wl_link_up(struct wl_info *wl, char *ifname) -{ - WL_ERROR("wl%d: link up (%s)\n", wl->pub->unit, ifname); -} - -static void wl_link_down(struct wl_info *wl, char *ifname) -{ - WL_ERROR("wl%d: link down (%s)\n", wl->pub->unit, ifname); -} - -void wl_event(struct wl_info *wl, char *ifname, wlc_event_t *e) -{ - - switch (e->event.event_type) { - case WLC_E_LINK: - case WLC_E_NDIS_LINK: - if (e->event.flags & WLC_EVENT_MSG_LINK) - wl_link_up(wl, ifname); - else - wl_link_down(wl, ifname); - break; - case WLC_E_RADIO: - break; - } -} - -static void wl_timer(unsigned long data) -{ - _wl_timer((wl_timer_t *) data); -} - -static void _wl_timer(wl_timer_t *t) -{ - WL_LOCK(t->wl); - - if (t->set) { - if (t->periodic) { - t->timer.expires = jiffies + t->ms * HZ / 1000; - atomic_inc(&t->wl->callbacks); - add_timer(&t->timer); - t->set = true; - } else - t->set = false; - - t->fn(t->arg); - } - - atomic_dec(&t->wl->callbacks); - - WL_UNLOCK(t->wl); -} - -wl_timer_t *wl_init_timer(struct wl_info *wl, void (*fn) (void *arg), void *arg, - const char *name) -{ - wl_timer_t *t; - - t = kmalloc(sizeof(wl_timer_t), GFP_ATOMIC); - if (!t) { - WL_ERROR("wl%d: wl_init_timer: out of memory\n", wl->pub->unit); - return 0; - } - - memset(t, 0, sizeof(wl_timer_t)); - - init_timer(&t->timer); - t->timer.data = (unsigned long) t; - t->timer.function = wl_timer; - t->wl = wl; - t->fn = fn; - t->arg = arg; - t->next = wl->timers; - wl->timers = t; - -#ifdef BCMDBG - t->name = kmalloc(strlen(name) + 1, GFP_ATOMIC); - if (t->name) - strcpy(t->name, name); -#endif - - return t; -} - -/* BMAC_NOTE: Add timer adds only the kernel timer since it's going to be more accurate - * as well as it's easier to make it periodic - */ -void wl_add_timer(struct wl_info *wl, wl_timer_t *t, uint ms, int periodic) -{ -#ifdef BCMDBG - if (t->set) { - WL_ERROR("%s: Already set. Name: %s, per %d\n", - __func__, t->name, periodic); - } -#endif - ASSERT(!t->set); - - t->ms = ms; - t->periodic = (bool) periodic; - t->set = true; - t->timer.expires = jiffies + ms * HZ / 1000; - - atomic_inc(&wl->callbacks); - add_timer(&t->timer); -} - -/* return true if timer successfully deleted, false if still pending */ -bool wl_del_timer(struct wl_info *wl, wl_timer_t *t) -{ - if (t->set) { - t->set = false; - if (!del_timer(&t->timer)) { - return false; - } - atomic_dec(&wl->callbacks); - } - - return true; -} - -void wl_free_timer(struct wl_info *wl, wl_timer_t *t) -{ - wl_timer_t *tmp; - - /* delete the timer in case it is active */ - wl_del_timer(wl, t); - - if (wl->timers == t) { - wl->timers = wl->timers->next; -#ifdef BCMDBG - if (t->name) - kfree(t->name); -#endif - kfree(t); - return; - - } - - tmp = wl->timers; - while (tmp) { - if (tmp->next == t) { - tmp->next = t->next; -#ifdef BCMDBG - if (t->name) - kfree(t->name); -#endif - kfree(t); - return; - } - tmp = tmp->next; - } - -} - -static int wl_linux_watchdog(void *ctx) -{ - struct wl_info *wl = (struct wl_info *) ctx; - struct net_device_stats *stats = NULL; - uint id; - /* refresh stats */ - if (wl->pub->up) { - ASSERT(wl->stats_id < 2); - - id = 1 - wl->stats_id; - - stats = &wl->stats_watchdog[id]; - stats->rx_packets = WLCNTVAL(wl->pub->_cnt->rxframe); - stats->tx_packets = WLCNTVAL(wl->pub->_cnt->txframe); - stats->rx_bytes = WLCNTVAL(wl->pub->_cnt->rxbyte); - stats->tx_bytes = WLCNTVAL(wl->pub->_cnt->txbyte); - stats->rx_errors = WLCNTVAL(wl->pub->_cnt->rxerror); - stats->tx_errors = WLCNTVAL(wl->pub->_cnt->txerror); - stats->collisions = 0; - - stats->rx_length_errors = 0; - stats->rx_over_errors = WLCNTVAL(wl->pub->_cnt->rxoflo); - stats->rx_crc_errors = WLCNTVAL(wl->pub->_cnt->rxcrc); - stats->rx_frame_errors = 0; - stats->rx_fifo_errors = WLCNTVAL(wl->pub->_cnt->rxoflo); - stats->rx_missed_errors = 0; - - stats->tx_fifo_errors = WLCNTVAL(wl->pub->_cnt->txuflo); - - wl->stats_id = id; - - } - - return 0; -} - -struct wl_fw_hdr { - u32 offset; - u32 len; - u32 idx; -}; - -char *wl_firmwares[WL_MAX_FW] = { - "brcm/bcm43xx", - NULL -}; - -int wl_ucode_init_buf(struct wl_info *wl, void **pbuf, u32 idx) -{ - int i, entry; - const u8 *pdata; - struct wl_fw_hdr *hdr; - for (i = 0; i < wl->fw.fw_cnt; i++) { - hdr = (struct wl_fw_hdr *)wl->fw.fw_hdr[i]->data; - for (entry = 0; entry < wl->fw.hdr_num_entries[i]; - entry++, hdr++) { - if (hdr->idx == idx) { - pdata = wl->fw.fw_bin[i]->data + hdr->offset; - *pbuf = kmalloc(hdr->len, GFP_ATOMIC); - if (*pbuf == NULL) { - printf("fail to alloc %d bytes\n", - hdr->len); - } - bcopy(pdata, *pbuf, hdr->len); - return 0; - } - } - } - printf("ERROR: ucode buf tag:%d can not be found!\n", idx); - *pbuf = NULL; - return -1; -} - -int wl_ucode_init_uint(struct wl_info *wl, u32 *data, u32 idx) -{ - int i, entry; - const u8 *pdata; - struct wl_fw_hdr *hdr; - for (i = 0; i < wl->fw.fw_cnt; i++) { - hdr = (struct wl_fw_hdr *)wl->fw.fw_hdr[i]->data; - for (entry = 0; entry < wl->fw.hdr_num_entries[i]; - entry++, hdr++) { - if (hdr->idx == idx) { - pdata = wl->fw.fw_bin[i]->data + hdr->offset; - ASSERT(hdr->len == 4); - *data = *((u32 *) pdata); - return 0; - } - } - } - printf("ERROR: ucode tag:%d can not be found!\n", idx); - return -1; -} - -static int wl_request_fw(struct wl_info *wl, struct pci_dev *pdev) -{ - int status; - struct device *device = &pdev->dev; - char fw_name[100]; - int i; - - memset((void *)&wl->fw, 0, sizeof(struct wl_firmware)); - for (i = 0; i < WL_MAX_FW; i++) { - if (wl_firmwares[i] == NULL) - break; - sprintf(fw_name, "%s-%d.fw", wl_firmwares[i], - UCODE_LOADER_API_VER); - WL_NONE("request fw %s\n", fw_name); - status = request_firmware(&wl->fw.fw_bin[i], fw_name, device); - if (status) { - printf("%s: fail to load firmware %s\n", - KBUILD_MODNAME, fw_name); - wl_release_fw(wl); - return status; - } - WL_NONE("request fw %s\n", fw_name); - sprintf(fw_name, "%s_hdr-%d.fw", wl_firmwares[i], - UCODE_LOADER_API_VER); - status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device); - if (status) { - printf("%s: fail to load firmware %s\n", - KBUILD_MODNAME, fw_name); - wl_release_fw(wl); - return status; - } - wl->fw.hdr_num_entries[i] = - wl->fw.fw_hdr[i]->size / (sizeof(struct wl_fw_hdr)); - WL_NONE("request fw %s find: %d entries\n", - fw_name, wl->fw.hdr_num_entries[i]); - } - wl->fw.fw_cnt = i; - return wl_ucode_data_init(wl); -} - -void wl_ucode_free_buf(void *p) -{ - kfree(p); -} - -static void wl_release_fw(struct wl_info *wl) -{ - int i; - for (i = 0; i < WL_MAX_FW; i++) { - release_firmware(wl->fw.fw_bin[i]); - release_firmware(wl->fw.fw_hdr[i]); - } -} - - -/* - * checks validity of all firmware images loaded from user space - */ -int wl_check_firmwares(struct wl_info *wl) -{ - int i; - int entry; - int rc = 0; - const struct firmware *fw; - const struct firmware *fw_hdr; - struct wl_fw_hdr *ucode_hdr; - for (i = 0; i < WL_MAX_FW && rc == 0; i++) { - fw = wl->fw.fw_bin[i]; - fw_hdr = wl->fw.fw_hdr[i]; - if (fw == NULL && fw_hdr == NULL) { - break; - } else if (fw == NULL || fw_hdr == NULL) { - WL_ERROR("%s: invalid bin/hdr fw\n", __func__); - rc = -EBADF; - } else if (fw_hdr->size % sizeof(struct wl_fw_hdr)) { - WL_ERROR("%s: non integral fw hdr file size %d/%zu\n", - __func__, fw_hdr->size, - sizeof(struct wl_fw_hdr)); - rc = -EBADF; - } else if (fw->size < MIN_FW_SIZE || fw->size > MAX_FW_SIZE) { - WL_ERROR("%s: out of bounds fw file size %d\n", - __func__, fw->size); - rc = -EBADF; - } else { - /* check if ucode section overruns firmware image */ - ucode_hdr = (struct wl_fw_hdr *)fw_hdr->data; - for (entry = 0; entry < wl->fw.hdr_num_entries[i] && rc; - entry++, ucode_hdr++) { - if (ucode_hdr->offset + ucode_hdr->len > - fw->size) { - WL_ERROR("%s: conflicting bin/hdr\n", - __func__); - rc = -EBADF; - } - } - } - } - if (rc == 0 && wl->fw.fw_cnt != i) { - WL_ERROR("%s: invalid fw_cnt=%d\n", __func__, wl->fw.fw_cnt); - rc = -EBADF; - } - return rc; -} - diff --git a/drivers/staging/brcm80211/sys/wl_mac80211.h b/drivers/staging/brcm80211/sys/wl_mac80211.h deleted file mode 100644 index bb39b77..0000000 --- a/drivers/staging/brcm80211/sys/wl_mac80211.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wl_mac80211_h_ -#define _wl_mac80211_h_ - -#include <wlc_types.h> - -/* BMAC Note: High-only driver is no longer working in softirq context as it needs to block and - * sleep so perimeter lock has to be a semaphore instead of spinlock. This requires timers to be - * submitted to workqueue instead of being on kernel timer - */ -typedef struct wl_timer { - struct timer_list timer; - struct wl_info *wl; - void (*fn) (void *); - void *arg; /* argument to fn */ - uint ms; - bool periodic; - bool set; - struct wl_timer *next; -#ifdef BCMDBG - char *name; /* Description of the timer */ -#endif -} wl_timer_t; - -/* contortion to call functions at safe time */ -/* In 2.6.20 kernels work functions get passed a pointer to the struct work, so things - * will continue to work as long as the work structure is the first component of the task structure. - */ -typedef struct wl_task { - struct work_struct work; - void *context; -} wl_task_t; - -struct wl_if { - uint subunit; /* WDS/BSS unit */ - struct pci_dev *pci_dev; -}; - -#define WL_MAX_FW 4 -struct wl_firmware { - u32 fw_cnt; - const struct firmware *fw_bin[WL_MAX_FW]; - const struct firmware *fw_hdr[WL_MAX_FW]; - u32 hdr_num_entries[WL_MAX_FW]; -}; - -struct wl_info { - struct wlc_pub *pub; /* pointer to public wlc state */ - void *wlc; /* pointer to private common os-independent data */ - struct osl_info *osh; /* pointer to os handler */ - u32 magic; - - int irq; - - spinlock_t lock; /* per-device perimeter lock */ - spinlock_t isr_lock; /* per-device ISR synchronization lock */ - uint bcm_bustype; /* bus type */ - bool piomode; /* set from insmod argument */ - void *regsva; /* opaque chip registers virtual address */ - atomic_t callbacks; /* # outstanding callback functions */ - struct wl_timer *timers; /* timer cleanup queue */ - struct tasklet_struct tasklet; /* dpc tasklet */ - bool resched; /* dpc needs to be and is rescheduled */ -#ifdef LINUXSTA_PS - u32 pci_psstate[16]; /* pci ps-state save/restore */ -#endif - /* RPC, handle, lock, txq, workitem */ - uint stats_id; /* the current set of stats */ - /* ping-pong stats counters updated by Linux watchdog */ - struct net_device_stats stats_watchdog[2]; - struct wl_firmware fw; -}; - -#define WL_LOCK(wl) spin_lock_bh(&(wl)->lock) -#define WL_UNLOCK(wl) spin_unlock_bh(&(wl)->lock) - -/* locking from inside wl_isr */ -#define WL_ISRLOCK(wl, flags) do {spin_lock(&(wl)->isr_lock); (void)(flags); } while (0) -#define WL_ISRUNLOCK(wl, flags) do {spin_unlock(&(wl)->isr_lock); (void)(flags); } while (0) - -/* locking under WL_LOCK() to synchronize with wl_isr */ -#define INT_LOCK(wl, flags) spin_lock_irqsave(&(wl)->isr_lock, flags) -#define INT_UNLOCK(wl, flags) spin_unlock_irqrestore(&(wl)->isr_lock, flags) - -#ifndef PCI_D0 -#define PCI_D0 0 -#endif - -#ifndef PCI_D3hot -#define PCI_D3hot 3 -#endif - -/* exported functions */ - -extern irqreturn_t wl_isr(int irq, void *dev_id); - -extern int __devinit wl_pci_probe(struct pci_dev *pdev, - const struct pci_device_id *ent); -extern void wl_free(struct wl_info *wl); -extern int wl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd); - -#endif /* _wl_mac80211_h_ */ diff --git a/drivers/staging/brcm80211/sys/wl_ucode.h b/drivers/staging/brcm80211/sys/wl_ucode.h deleted file mode 100644 index 2a0f402..0000000 --- a/drivers/staging/brcm80211/sys/wl_ucode.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#define MIN_FW_SIZE 40000 /* minimum firmware file size in bytes */ -#define MAX_FW_SIZE 150000 - -typedef struct d11init { - u16 addr; - u16 size; - u32 value; -} d11init_t; - -extern d11init_t *d11lcn0bsinitvals24; -extern d11init_t *d11lcn0initvals24; -extern d11init_t *d11lcn1bsinitvals24; -extern d11init_t *d11lcn1initvals24; -extern d11init_t *d11lcn2bsinitvals24; -extern d11init_t *d11lcn2initvals24; -extern d11init_t *d11n0absinitvals16; -extern d11init_t *d11n0bsinitvals16; -extern d11init_t *d11n0initvals16; -extern u32 *bcm43xx_16_mimo; -extern u32 bcm43xx_16_mimosz; -extern u32 *bcm43xx_24_lcn; -extern u32 bcm43xx_24_lcnsz; -extern u32 *bcm43xx_bommajor; -extern u32 *bcm43xx_bomminor; - -extern int wl_ucode_data_init(struct wl_info *wl); -extern void wl_ucode_data_free(void); - -extern int wl_ucode_init_buf(struct wl_info *wl, void **pbuf, unsigned int idx); -extern int wl_ucode_init_uint(struct wl_info *wl, unsigned *data, - unsigned int idx); -extern void wl_ucode_free_buf(void *); -extern int wl_check_firmwares(struct wl_info *wl); diff --git a/drivers/staging/brcm80211/sys/wl_ucode_loader.c b/drivers/staging/brcm80211/sys/wl_ucode_loader.c deleted file mode 100644 index 23e10f3..0000000 --- a/drivers/staging/brcm80211/sys/wl_ucode_loader.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/types.h> -#include <bcmdefs.h> -#include <d11ucode_ext.h> -#include <wl_ucode.h> - - - -d11init_t *d11lcn0bsinitvals24; -d11init_t *d11lcn0initvals24; -d11init_t *d11lcn1bsinitvals24; -d11init_t *d11lcn1initvals24; -d11init_t *d11lcn2bsinitvals24; -d11init_t *d11lcn2initvals24; -d11init_t *d11n0absinitvals16; -d11init_t *d11n0bsinitvals16; -d11init_t *d11n0initvals16; -u32 *bcm43xx_16_mimo; -u32 bcm43xx_16_mimosz; -u32 *bcm43xx_24_lcn; -u32 bcm43xx_24_lcnsz; -u32 *bcm43xx_bommajor; -u32 *bcm43xx_bomminor; - -int wl_ucode_data_init(struct wl_info *wl) -{ - int rc; - rc = wl_check_firmwares(wl); - if (rc < 0) - return rc; - wl_ucode_init_buf(wl, (void **)&d11lcn0bsinitvals24, - D11LCN0BSINITVALS24); - wl_ucode_init_buf(wl, (void **)&d11lcn0initvals24, D11LCN0INITVALS24); - wl_ucode_init_buf(wl, (void **)&d11lcn1bsinitvals24, - D11LCN1BSINITVALS24); - wl_ucode_init_buf(wl, (void **)&d11lcn1initvals24, D11LCN1INITVALS24); - wl_ucode_init_buf(wl, (void **)&d11lcn2bsinitvals24, - D11LCN2BSINITVALS24); - wl_ucode_init_buf(wl, (void **)&d11lcn2initvals24, D11LCN2INITVALS24); - wl_ucode_init_buf(wl, (void **)&d11n0absinitvals16, D11N0ABSINITVALS16); - wl_ucode_init_buf(wl, (void **)&d11n0bsinitvals16, D11N0BSINITVALS16); - wl_ucode_init_buf(wl, (void **)&d11n0initvals16, D11N0INITVALS16); - wl_ucode_init_buf(wl, (void **)&bcm43xx_16_mimo, - D11UCODE_OVERSIGHT16_MIMO); - wl_ucode_init_uint(wl, &bcm43xx_16_mimosz, D11UCODE_OVERSIGHT16_MIMOSZ); - wl_ucode_init_buf(wl, (void **)&bcm43xx_24_lcn, - D11UCODE_OVERSIGHT24_LCN); - wl_ucode_init_uint(wl, &bcm43xx_24_lcnsz, D11UCODE_OVERSIGHT24_LCNSZ); - wl_ucode_init_buf(wl, (void **)&bcm43xx_bommajor, - D11UCODE_OVERSIGHT_BOMMAJOR); - wl_ucode_init_buf(wl, (void **)&bcm43xx_bomminor, - D11UCODE_OVERSIGHT_BOMMINOR); - - return 0; -} - -void wl_ucode_data_free(void) -{ - wl_ucode_free_buf((void *)d11lcn0bsinitvals24); - wl_ucode_free_buf((void *)d11lcn0initvals24); - wl_ucode_free_buf((void *)d11lcn1bsinitvals24); - wl_ucode_free_buf((void *)d11lcn1initvals24); - wl_ucode_free_buf((void *)d11lcn2bsinitvals24); - wl_ucode_free_buf((void *)d11lcn2initvals24); - wl_ucode_free_buf((void *)d11n0absinitvals16); - wl_ucode_free_buf((void *)d11n0bsinitvals16); - wl_ucode_free_buf((void *)d11n0initvals16); - wl_ucode_free_buf((void *)bcm43xx_16_mimo); - wl_ucode_free_buf((void *)bcm43xx_24_lcn); - wl_ucode_free_buf((void *)bcm43xx_bommajor); - wl_ucode_free_buf((void *)bcm43xx_bomminor); - - return; -} diff --git a/drivers/staging/brcm80211/sys/wlc_alloc.c b/drivers/staging/brcm80211/sys/wlc_alloc.c deleted file mode 100644 index 7a9fdbb..0000000 --- a/drivers/staging/brcm80211/sys/wlc_alloc.c +++ /dev/null @@ -1,371 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -#include <linux/kernel.h> -#include <linux/string.h> -#include <bcmdefs.h> -#include <wlc_cfg.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <osl.h> -#include <bcmutils.h> -#include <siutils.h> -#include <wlioctl.h> -#include <wlc_pub.h> -#include <wlc_key.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_alloc.h> -#include <wl_dbg.h> - -static struct wlc_pub *wlc_pub_malloc(struct osl_info *osh, uint unit, - uint *err, uint devid); -static void wlc_pub_mfree(struct osl_info *osh, struct wlc_pub *pub); -static void wlc_tunables_init(wlc_tunables_t *tunables, uint devid); - -void *wlc_calloc(struct osl_info *osh, uint unit, uint size) -{ - void *item; - - item = kzalloc(size, GFP_ATOMIC); - if (item == NULL) - WL_ERROR("wl%d: %s: out of memory\n", unit, __func__); - return item; -} - -void wlc_tunables_init(wlc_tunables_t *tunables, uint devid) -{ - tunables->ntxd = NTXD; - tunables->nrxd = NRXD; - tunables->rxbufsz = RXBUFSZ; - tunables->nrxbufpost = NRXBUFPOST; - tunables->maxscb = MAXSCB; - tunables->ampdunummpdu = AMPDU_NUM_MPDU; - tunables->maxpktcb = MAXPKTCB; - tunables->maxucodebss = WLC_MAX_UCODE_BSS; - tunables->maxucodebss4 = WLC_MAX_UCODE_BSS4; - tunables->maxbss = MAXBSS; - tunables->datahiwat = WLC_DATAHIWAT; - tunables->ampdudatahiwat = WLC_AMPDUDATAHIWAT; - tunables->rxbnd = RXBND; - tunables->txsbnd = TXSBND; -} - -static struct wlc_pub *wlc_pub_malloc(struct osl_info *osh, uint unit, - uint *err, uint devid) -{ - struct wlc_pub *pub; - - pub = (struct wlc_pub *) wlc_calloc(osh, unit, sizeof(struct wlc_pub)); - if (pub == NULL) { - *err = 1001; - goto fail; - } - - pub->tunables = (wlc_tunables_t *)wlc_calloc(osh, unit, - sizeof(wlc_tunables_t)); - if (pub->tunables == NULL) { - *err = 1028; - goto fail; - } - - /* need to init the tunables now */ - wlc_tunables_init(pub->tunables, devid); - - pub->multicast = (u8 *)wlc_calloc(osh, unit, - (ETH_ALEN * MAXMULTILIST)); - if (pub->multicast == NULL) { - *err = 1003; - goto fail; - } - - return pub; - - fail: - wlc_pub_mfree(osh, pub); - return NULL; -} - -static void wlc_pub_mfree(struct osl_info *osh, struct wlc_pub *pub) -{ - if (pub == NULL) - return; - - if (pub->multicast) - kfree(pub->multicast); - if (pub->tunables) { - kfree(pub->tunables); - pub->tunables = NULL; - } - - kfree(pub); -} - -wlc_bsscfg_t *wlc_bsscfg_malloc(struct osl_info *osh, uint unit) -{ - wlc_bsscfg_t *cfg; - - cfg = (wlc_bsscfg_t *) wlc_calloc(osh, unit, sizeof(wlc_bsscfg_t)); - if (cfg == NULL) - goto fail; - - cfg->current_bss = (wlc_bss_info_t *)wlc_calloc(osh, unit, - sizeof(wlc_bss_info_t)); - if (cfg->current_bss == NULL) - goto fail; - - return cfg; - - fail: - wlc_bsscfg_mfree(osh, cfg); - return NULL; -} - -void wlc_bsscfg_mfree(struct osl_info *osh, wlc_bsscfg_t *cfg) -{ - if (cfg == NULL) - return; - - if (cfg->maclist) { - kfree(cfg->maclist); - cfg->maclist = NULL; - } - - if (cfg->current_bss != NULL) { - wlc_bss_info_t *current_bss = cfg->current_bss; - kfree(current_bss); - cfg->current_bss = NULL; - } - - kfree(cfg); -} - -void wlc_bsscfg_ID_assign(struct wlc_info *wlc, wlc_bsscfg_t *bsscfg) -{ - bsscfg->ID = wlc->next_bsscfg_ID; - wlc->next_bsscfg_ID++; -} - -/* - * The common driver entry routine. Error codes should be unique - */ -struct wlc_info *wlc_attach_malloc(struct osl_info *osh, uint unit, uint *err, - uint devid) -{ - struct wlc_info *wlc; - - wlc = (struct wlc_info *) wlc_calloc(osh, unit, - sizeof(struct wlc_info)); - if (wlc == NULL) { - *err = 1002; - goto fail; - } - - wlc->hwrxoff = WL_HWRXOFF; - - /* allocate struct wlc_pub state structure */ - wlc->pub = wlc_pub_malloc(osh, unit, err, devid); - if (wlc->pub == NULL) { - *err = 1003; - goto fail; - } - wlc->pub->wlc = wlc; - - /* allocate struct wlc_hw_info state structure */ - - wlc->hw = (struct wlc_hw_info *)wlc_calloc(osh, unit, - sizeof(struct wlc_hw_info)); - if (wlc->hw == NULL) { - *err = 1005; - goto fail; - } - wlc->hw->wlc = wlc; - - wlc->hw->bandstate[0] = (wlc_hwband_t *)wlc_calloc(osh, unit, - (sizeof(wlc_hwband_t) * MAXBANDS)); - if (wlc->hw->bandstate[0] == NULL) { - *err = 1006; - goto fail; - } else { - int i; - - for (i = 1; i < MAXBANDS; i++) { - wlc->hw->bandstate[i] = (wlc_hwband_t *) - ((unsigned long)wlc->hw->bandstate[0] + - (sizeof(wlc_hwband_t) * i)); - } - } - - wlc->modulecb = (modulecb_t *)wlc_calloc(osh, unit, - sizeof(modulecb_t) * WLC_MAXMODULES); - if (wlc->modulecb == NULL) { - *err = 1009; - goto fail; - } - - wlc->default_bss = (wlc_bss_info_t *)wlc_calloc(osh, unit, - sizeof(wlc_bss_info_t)); - if (wlc->default_bss == NULL) { - *err = 1010; - goto fail; - } - - wlc->cfg = wlc_bsscfg_malloc(osh, unit); - if (wlc->cfg == NULL) { - *err = 1011; - goto fail; - } - wlc_bsscfg_ID_assign(wlc, wlc->cfg); - - wlc->pkt_callback = (pkt_cb_t *)wlc_calloc(osh, unit, - (sizeof(pkt_cb_t) * (wlc->pub->tunables->maxpktcb + 1))); - if (wlc->pkt_callback == NULL) { - *err = 1013; - goto fail; - } - - wlc->wsec_def_keys[0] = (wsec_key_t *)wlc_calloc(osh, unit, - (sizeof(wsec_key_t) * WLC_DEFAULT_KEYS)); - if (wlc->wsec_def_keys[0] == NULL) { - *err = 1015; - goto fail; - } else { - int i; - for (i = 1; i < WLC_DEFAULT_KEYS; i++) { - wlc->wsec_def_keys[i] = (wsec_key_t *) - ((unsigned long)wlc->wsec_def_keys[0] + - (sizeof(wsec_key_t) * i)); - } - } - - wlc->protection = (wlc_protection_t *)wlc_calloc(osh, unit, - sizeof(wlc_protection_t)); - if (wlc->protection == NULL) { - *err = 1016; - goto fail; - } - - wlc->stf = (wlc_stf_t *)wlc_calloc(osh, unit, sizeof(wlc_stf_t)); - if (wlc->stf == NULL) { - *err = 1017; - goto fail; - } - - wlc->bandstate[0] = (struct wlcband *)wlc_calloc(osh, unit, - (sizeof(struct wlcband)*MAXBANDS)); - if (wlc->bandstate[0] == NULL) { - *err = 1025; - goto fail; - } else { - int i; - - for (i = 1; i < MAXBANDS; i++) { - wlc->bandstate[i] = - (struct wlcband *) ((unsigned long)wlc->bandstate[0] - + (sizeof(struct wlcband)*i)); - } - } - - wlc->corestate = (struct wlccore *)wlc_calloc(osh, unit, - sizeof(struct wlccore)); - if (wlc->corestate == NULL) { - *err = 1026; - goto fail; - } - - wlc->corestate->macstat_snapshot = - (macstat_t *)wlc_calloc(osh, unit, sizeof(macstat_t)); - if (wlc->corestate->macstat_snapshot == NULL) { - *err = 1027; - goto fail; - } - - return wlc; - - fail: - wlc_detach_mfree(wlc, osh); - return NULL; -} - -void wlc_detach_mfree(struct wlc_info *wlc, struct osl_info *osh) -{ - if (wlc == NULL) - return; - - if (wlc->modulecb) { - kfree(wlc->modulecb); - wlc->modulecb = NULL; - } - - if (wlc->default_bss) { - kfree(wlc->default_bss); - wlc->default_bss = NULL; - } - if (wlc->cfg) { - wlc_bsscfg_mfree(osh, wlc->cfg); - wlc->cfg = NULL; - } - - if (wlc->pkt_callback && wlc->pub && wlc->pub->tunables) { - kfree(wlc->pkt_callback); - wlc->pkt_callback = NULL; - } - - if (wlc->wsec_def_keys[0]) - kfree(wlc->wsec_def_keys[0]); - if (wlc->protection) { - kfree(wlc->protection); - wlc->protection = NULL; - } - - if (wlc->stf) { - kfree(wlc->stf); - wlc->stf = NULL; - } - - if (wlc->bandstate[0]) - kfree(wlc->bandstate[0]); - - if (wlc->corestate) { - if (wlc->corestate->macstat_snapshot) { - kfree(wlc->corestate->macstat_snapshot); wlc->corestate->macstat_snapshot = NULL; - } - kfree(wlc->corestate); - wlc->corestate = NULL; - } - - if (wlc->pub) { - /* free pub struct */ - wlc_pub_mfree(osh, wlc->pub); - wlc->pub = NULL; - } - - if (wlc->hw) { - if (wlc->hw->bandstate[0]) { - kfree(wlc->hw->bandstate[0]); - wlc->hw->bandstate[0] = NULL; - } - - /* free hw struct */ - kfree(wlc->hw); - wlc->hw = NULL; - } - - /* free the wlc */ - kfree(wlc); - wlc = NULL; -} diff --git a/drivers/staging/brcm80211/sys/wlc_alloc.h b/drivers/staging/brcm80211/sys/wlc_alloc.h deleted file mode 100644 index ac34f78..0000000 --- a/drivers/staging/brcm80211/sys/wlc_alloc.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -extern void *wlc_calloc(struct osl_info *osh, uint unit, uint size); - -extern struct wlc_info *wlc_attach_malloc(struct osl_info *osh, uint unit, - uint *err, uint devid); -extern void wlc_detach_mfree(struct wlc_info *wlc, struct osl_info *osh); - -struct wlc_bsscfg; -extern struct wlc_bsscfg *wlc_bsscfg_malloc(struct osl_info *osh, uint unit); -extern void wlc_bsscfg_mfree(struct osl_info *osh, struct wlc_bsscfg *cfg); diff --git a/drivers/staging/brcm80211/sys/wlc_ampdu.c b/drivers/staging/brcm80211/sys/wlc_ampdu.c deleted file mode 100644 index 8e10112..0000000 --- a/drivers/staging/brcm80211/sys/wlc_ampdu.c +++ /dev/null @@ -1,1356 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -#include <linux/kernel.h> -#include <wlc_cfg.h> -#include <bcmdefs.h> -#include <osl.h> -#include <bcmutils.h> -#include <siutils.h> -#include <bcmendian.h> -#include <wlioctl.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <hnddma.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_pub.h> -#include <wlc_key.h> -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_phy_hal.h> -#include <wlc_antsel.h> -#include <wlc_scb.h> -#include <net/mac80211.h> -#include <wlc_ampdu.h> -#include <wl_export.h> -#include <wl_dbg.h> - - -#define AMPDU_MAX_MPDU 32 /* max number of mpdus in an ampdu */ -#define AMPDU_NUM_MPDU_LEGACY 16 /* max number of mpdus in an ampdu to a legacy */ -#define AMPDU_TX_BA_MAX_WSIZE 64 /* max Tx ba window size (in pdu) */ -#define AMPDU_TX_BA_DEF_WSIZE 64 /* default Tx ba window size (in pdu) */ -#define AMPDU_RX_BA_DEF_WSIZE 64 /* max Rx ba window size (in pdu) */ -#define AMPDU_RX_BA_MAX_WSIZE 64 /* default Rx ba window size (in pdu) */ -#define AMPDU_MAX_DUR 5 /* max dur of tx ampdu (in msec) */ -#define AMPDU_DEF_RETRY_LIMIT 5 /* default tx retry limit */ -#define AMPDU_DEF_RR_RETRY_LIMIT 2 /* default tx retry limit at reg rate */ -#define AMPDU_DEF_TXPKT_WEIGHT 2 /* default weight of ampdu in txfifo */ -#define AMPDU_DEF_FFPLD_RSVD 2048 /* default ffpld reserved bytes */ -#define AMPDU_INI_FREE 10 /* # of inis to be freed on detach */ -#define AMPDU_SCB_MAX_RELEASE 20 /* max # of mpdus released at a time */ - -#define NUM_FFPLD_FIFO 4 /* number of fifo concerned by pre-loading */ -#define FFPLD_TX_MAX_UNFL 200 /* default value of the average number of ampdu - * without underflows - */ -#define FFPLD_MPDU_SIZE 1800 /* estimate of maximum mpdu size */ -#define FFPLD_MAX_MCS 23 /* we don't deal with mcs 32 */ -#define FFPLD_PLD_INCR 1000 /* increments in bytes */ -#define FFPLD_MAX_AMPDU_CNT 5000 /* maximum number of ampdu we - * accumulate between resets. - */ - -#define TX_SEQ_TO_INDEX(seq) ((seq) % AMPDU_TX_BA_MAX_WSIZE) - -/* max possible overhead per mpdu in the ampdu; 3 is for roundup if needed */ -#define AMPDU_MAX_MPDU_OVERHEAD (FCS_LEN + DOT11_ICV_AES_LEN +\ - AMPDU_DELIMITER_LEN + 3\ - + DOT11_A4_HDR_LEN + DOT11_QOS_LEN + DOT11_IV_MAX_LEN) - -#ifdef BCMDBG -u32 wl_ampdu_dbg = - WL_AMPDU_UPDN_VAL | - WL_AMPDU_ERR_VAL | - WL_AMPDU_TX_VAL | - WL_AMPDU_RX_VAL | - WL_AMPDU_CTL_VAL | - WL_AMPDU_HW_VAL | WL_AMPDU_HWTXS_VAL | WL_AMPDU_HWDBG_VAL; -#endif - -/* structure to hold tx fifo information and pre-loading state - * counters specific to tx underflows of ampdus - * some counters might be redundant with the ones in wlc or ampdu structures. - * This allows to maintain a specific state independantly of - * how often and/or when the wlc counters are updated. - */ -typedef struct wlc_fifo_info { - u16 ampdu_pld_size; /* number of bytes to be pre-loaded */ - u8 mcs2ampdu_table[FFPLD_MAX_MCS + 1]; /* per-mcs max # of mpdus in an ampdu */ - u16 prev_txfunfl; /* num of underflows last read from the HW macstats counter */ - u32 accum_txfunfl; /* num of underflows since we modified pld params */ - u32 accum_txampdu; /* num of tx ampdu since we modified pld params */ - u32 prev_txampdu; /* previous reading of tx ampdu */ - u32 dmaxferrate; /* estimated dma avg xfer rate in kbits/sec */ -} wlc_fifo_info_t; - -/* AMPDU module specific state */ -struct ampdu_info { - struct wlc_info *wlc; /* pointer to main wlc structure */ - int scb_handle; /* scb cubby handle to retrieve data from scb */ - u8 ini_enable[AMPDU_MAX_SCB_TID]; /* per-tid initiator enable/disable of ampdu */ - u8 ba_tx_wsize; /* Tx ba window size (in pdu) */ - u8 ba_rx_wsize; /* Rx ba window size (in pdu) */ - u8 retry_limit; /* mpdu transmit retry limit */ - u8 rr_retry_limit; /* mpdu transmit retry limit at regular rate */ - u8 retry_limit_tid[AMPDU_MAX_SCB_TID]; /* per-tid mpdu transmit retry limit */ - /* per-tid mpdu transmit retry limit at regular rate */ - u8 rr_retry_limit_tid[AMPDU_MAX_SCB_TID]; - u8 mpdu_density; /* min mpdu spacing (0-7) ==> 2^(x-1)/8 usec */ - s8 max_pdu; /* max pdus allowed in ampdu */ - u8 dur; /* max duration of an ampdu (in msec) */ - u8 txpkt_weight; /* weight of ampdu in txfifo; reduces rate lag */ - u8 rx_factor; /* maximum rx ampdu factor (0-3) ==> 2^(13+x) bytes */ - u32 ffpld_rsvd; /* number of bytes to reserve for preload */ - u32 max_txlen[MCS_TABLE_SIZE][2][2]; /* max size of ampdu per mcs, bw and sgi */ - void *ini_free[AMPDU_INI_FREE]; /* array of ini's to be freed on detach */ - bool mfbr; /* enable multiple fallback rate */ - u32 tx_max_funl; /* underflows should be kept such that - * (tx_max_funfl*underflows) < tx frames - */ - wlc_fifo_info_t fifo_tb[NUM_FFPLD_FIFO]; /* table of fifo infos */ - -}; - -#define AMPDU_CLEANUPFLAG_RX (0x1) -#define AMPDU_CLEANUPFLAG_TX (0x2) - -#define SCB_AMPDU_CUBBY(ampdu, scb) (&(scb->scb_ampdu)) -#define SCB_AMPDU_INI(scb_ampdu, tid) (&(scb_ampdu->ini[tid])) - -static void wlc_ffpld_init(struct ampdu_info *ampdu); -static int wlc_ffpld_check_txfunfl(struct wlc_info *wlc, int f); -static void wlc_ffpld_calc_mcs2ampdu_table(struct ampdu_info *ampdu, int f); - -static scb_ampdu_tid_ini_t *wlc_ampdu_init_tid_ini(struct ampdu_info *ampdu, - scb_ampdu_t *scb_ampdu, - u8 tid, bool override); -static void ampdu_cleanup_tid_ini(struct ampdu_info *ampdu, - scb_ampdu_t *scb_ampdu, - u8 tid, bool force); -static void ampdu_update_max_txlen(struct ampdu_info *ampdu, u8 dur); -static void scb_ampdu_update_config(struct ampdu_info *ampdu, struct scb *scb); -static void scb_ampdu_update_config_all(struct ampdu_info *ampdu); - -#define wlc_ampdu_txflowcontrol(a, b, c) do {} while (0) - -static void wlc_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, - struct scb *scb, - struct sk_buff *p, tx_status_t *txs, - u32 frmtxstatus, u32 frmtxstatus2); - -static inline u16 pkt_txh_seqnum(struct wlc_info *wlc, struct sk_buff *p) -{ - d11txh_t *txh; - struct ieee80211_hdr *h; - txh = (d11txh_t *) p->data; - h = (struct ieee80211_hdr *)((u8 *) (txh + 1) + D11_PHY_HDR_LEN); - return ltoh16(h->seq_ctrl) >> SEQNUM_SHIFT; -} - -struct ampdu_info *wlc_ampdu_attach(struct wlc_info *wlc) -{ - struct ampdu_info *ampdu; - int i; - - /* some code depends on packed structures */ - ASSERT(DOT11_MAXNUMFRAGS == NBITS(u16)); - ASSERT(ISPOWEROF2(AMPDU_TX_BA_MAX_WSIZE)); - ASSERT(ISPOWEROF2(AMPDU_RX_BA_MAX_WSIZE)); - ASSERT(wlc->pub->tunables->ampdunummpdu <= AMPDU_MAX_MPDU); - ASSERT(wlc->pub->tunables->ampdunummpdu > 0); - - ampdu = kzalloc(sizeof(struct ampdu_info), GFP_ATOMIC); - if (!ampdu) { - WL_ERROR("wl%d: wlc_ampdu_attach: out of mem\n", - wlc->pub->unit); - return NULL; - } - ampdu->wlc = wlc; - - for (i = 0; i < AMPDU_MAX_SCB_TID; i++) - ampdu->ini_enable[i] = true; - /* Disable ampdu for VO by default */ - ampdu->ini_enable[PRIO_8021D_VO] = false; - ampdu->ini_enable[PRIO_8021D_NC] = false; - - /* Disable ampdu for BK by default since not enough fifo space */ - ampdu->ini_enable[PRIO_8021D_NONE] = false; - ampdu->ini_enable[PRIO_8021D_BK] = false; - - ampdu->ba_tx_wsize = AMPDU_TX_BA_DEF_WSIZE; - ampdu->ba_rx_wsize = AMPDU_RX_BA_DEF_WSIZE; - ampdu->mpdu_density = AMPDU_DEF_MPDU_DENSITY; - ampdu->max_pdu = AUTO; - ampdu->dur = AMPDU_MAX_DUR; - ampdu->txpkt_weight = AMPDU_DEF_TXPKT_WEIGHT; - - ampdu->ffpld_rsvd = AMPDU_DEF_FFPLD_RSVD; - /* bump max ampdu rcv size to 64k for all 11n devices except 4321A0 and 4321A1 */ - if (WLCISNPHY(wlc->band) && NREV_LT(wlc->band->phyrev, 2)) - ampdu->rx_factor = AMPDU_RX_FACTOR_32K; - else - ampdu->rx_factor = AMPDU_RX_FACTOR_64K; - ampdu->retry_limit = AMPDU_DEF_RETRY_LIMIT; - ampdu->rr_retry_limit = AMPDU_DEF_RR_RETRY_LIMIT; - - for (i = 0; i < AMPDU_MAX_SCB_TID; i++) { - ampdu->retry_limit_tid[i] = ampdu->retry_limit; - ampdu->rr_retry_limit_tid[i] = ampdu->rr_retry_limit; - } - - ampdu_update_max_txlen(ampdu, ampdu->dur); - ampdu->mfbr = false; - /* try to set ampdu to the default value */ - wlc_ampdu_set(ampdu, wlc->pub->_ampdu); - - ampdu->tx_max_funl = FFPLD_TX_MAX_UNFL; - wlc_ffpld_init(ampdu); - - return ampdu; -} - -void wlc_ampdu_detach(struct ampdu_info *ampdu) -{ - int i; - - if (!ampdu) - return; - - /* free all ini's which were to be freed on callbacks which were never called */ - for (i = 0; i < AMPDU_INI_FREE; i++) { - if (ampdu->ini_free[i]) { - kfree(ampdu->ini_free[i]); - } - } - - wlc_module_unregister(ampdu->wlc->pub, "ampdu", ampdu); - kfree(ampdu); -} - -void scb_ampdu_cleanup(struct ampdu_info *ampdu, struct scb *scb) -{ - scb_ampdu_t *scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - u8 tid; - - WL_AMPDU_UPDN("scb_ampdu_cleanup: enter\n"); - ASSERT(scb_ampdu); - - for (tid = 0; tid < AMPDU_MAX_SCB_TID; tid++) { - ampdu_cleanup_tid_ini(ampdu, scb_ampdu, tid, false); - } -} - -/* reset the ampdu state machine so that it can gracefully handle packets that were - * freed from the dma and tx queues during reinit - */ -void wlc_ampdu_reset(struct ampdu_info *ampdu) -{ - WL_NONE("%s: Entering\n", __func__); -} - -static void scb_ampdu_update_config(struct ampdu_info *ampdu, struct scb *scb) -{ - scb_ampdu_t *scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - int i; - - scb_ampdu->max_pdu = (u8) ampdu->wlc->pub->tunables->ampdunummpdu; - - /* go back to legacy size if some preloading is occuring */ - for (i = 0; i < NUM_FFPLD_FIFO; i++) { - if (ampdu->fifo_tb[i].ampdu_pld_size > FFPLD_PLD_INCR) - scb_ampdu->max_pdu = AMPDU_NUM_MPDU_LEGACY; - } - - /* apply user override */ - if (ampdu->max_pdu != AUTO) - scb_ampdu->max_pdu = (u8) ampdu->max_pdu; - - scb_ampdu->release = min_t(u8, scb_ampdu->max_pdu, AMPDU_SCB_MAX_RELEASE); - - if (scb_ampdu->max_rxlen) - scb_ampdu->release = - min_t(u8, scb_ampdu->release, scb_ampdu->max_rxlen / 1600); - - scb_ampdu->release = min(scb_ampdu->release, - ampdu->fifo_tb[TX_AC_BE_FIFO]. - mcs2ampdu_table[FFPLD_MAX_MCS]); - - ASSERT(scb_ampdu->release); -} - -void scb_ampdu_update_config_all(struct ampdu_info *ampdu) -{ - scb_ampdu_update_config(ampdu, ampdu->wlc->pub->global_scb); -} - -static void wlc_ffpld_init(struct ampdu_info *ampdu) -{ - int i, j; - wlc_fifo_info_t *fifo; - - for (j = 0; j < NUM_FFPLD_FIFO; j++) { - fifo = (ampdu->fifo_tb + j); - fifo->ampdu_pld_size = 0; - for (i = 0; i <= FFPLD_MAX_MCS; i++) - fifo->mcs2ampdu_table[i] = 255; - fifo->dmaxferrate = 0; - fifo->accum_txampdu = 0; - fifo->prev_txfunfl = 0; - fifo->accum_txfunfl = 0; - - } -} - -/* evaluate the dma transfer rate using the tx underflows as feedback. - * If necessary, increase tx fifo preloading. If not enough, - * decrease maximum ampdu size for each mcs till underflows stop - * Return 1 if pre-loading not active, -1 if not an underflow event, - * 0 if pre-loading module took care of the event. - */ -static int wlc_ffpld_check_txfunfl(struct wlc_info *wlc, int fid) -{ - struct ampdu_info *ampdu = wlc->ampdu; - u32 phy_rate = MCS_RATE(FFPLD_MAX_MCS, true, false); - u32 txunfl_ratio; - u8 max_mpdu; - u32 current_ampdu_cnt = 0; - u16 max_pld_size; - u32 new_txunfl; - wlc_fifo_info_t *fifo = (ampdu->fifo_tb + fid); - uint xmtfifo_sz; - u16 cur_txunfl; - - /* return if we got here for a different reason than underflows */ - cur_txunfl = - wlc_read_shm(wlc, - M_UCODE_MACSTAT + offsetof(macstat_t, txfunfl[fid])); - new_txunfl = (u16) (cur_txunfl - fifo->prev_txfunfl); - if (new_txunfl == 0) { - WL_FFPLD("check_txunfl : TX status FRAG set but no tx underflows\n"); - return -1; - } - fifo->prev_txfunfl = cur_txunfl; - - if (!ampdu->tx_max_funl) - return 1; - - /* check if fifo is big enough */ - if (wlc_xmtfifo_sz_get(wlc, fid, &xmtfifo_sz)) { - WL_FFPLD("check_txunfl : get xmtfifo_sz failed\n"); - return -1; - } - - if ((TXFIFO_SIZE_UNIT * (u32) xmtfifo_sz) <= ampdu->ffpld_rsvd) - return 1; - - max_pld_size = TXFIFO_SIZE_UNIT * xmtfifo_sz - ampdu->ffpld_rsvd; - fifo->accum_txfunfl += new_txunfl; - - /* we need to wait for at least 10 underflows */ - if (fifo->accum_txfunfl < 10) - return 0; - - WL_FFPLD("ampdu_count %d tx_underflows %d\n", - current_ampdu_cnt, fifo->accum_txfunfl); - - /* - compute the current ratio of tx unfl per ampdu. - When the current ampdu count becomes too - big while the ratio remains small, we reset - the current count in order to not - introduce too big of a latency in detecting a - large amount of tx underflows later. - */ - - txunfl_ratio = current_ampdu_cnt / fifo->accum_txfunfl; - - if (txunfl_ratio > ampdu->tx_max_funl) { - if (current_ampdu_cnt >= FFPLD_MAX_AMPDU_CNT) { - fifo->accum_txfunfl = 0; - } - return 0; - } - max_mpdu = - min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], AMPDU_NUM_MPDU_LEGACY); - - /* In case max value max_pdu is already lower than - the fifo depth, there is nothing more we can do. - */ - - if (fifo->ampdu_pld_size >= max_mpdu * FFPLD_MPDU_SIZE) { - WL_FFPLD(("tx fifo pld : max ampdu fits in fifo\n)")); - fifo->accum_txfunfl = 0; - return 0; - } - - if (fifo->ampdu_pld_size < max_pld_size) { - - /* increment by TX_FIFO_PLD_INC bytes */ - fifo->ampdu_pld_size += FFPLD_PLD_INCR; - if (fifo->ampdu_pld_size > max_pld_size) - fifo->ampdu_pld_size = max_pld_size; - - /* update scb release size */ - scb_ampdu_update_config_all(ampdu); - - /* - compute a new dma xfer rate for max_mpdu @ max mcs. - This is the minimum dma rate that - can acheive no unferflow condition for the current mpdu size. - */ - /* note : we divide/multiply by 100 to avoid integer overflows */ - fifo->dmaxferrate = - (((phy_rate / 100) * - (max_mpdu * FFPLD_MPDU_SIZE - fifo->ampdu_pld_size)) - / (max_mpdu * FFPLD_MPDU_SIZE)) * 100; - - WL_FFPLD("DMA estimated transfer rate %d; pre-load size %d\n", - fifo->dmaxferrate, fifo->ampdu_pld_size); - } else { - - /* decrease ampdu size */ - if (fifo->mcs2ampdu_table[FFPLD_MAX_MCS] > 1) { - if (fifo->mcs2ampdu_table[FFPLD_MAX_MCS] == 255) - fifo->mcs2ampdu_table[FFPLD_MAX_MCS] = - AMPDU_NUM_MPDU_LEGACY - 1; - else - fifo->mcs2ampdu_table[FFPLD_MAX_MCS] -= 1; - - /* recompute the table */ - wlc_ffpld_calc_mcs2ampdu_table(ampdu, fid); - - /* update scb release size */ - scb_ampdu_update_config_all(ampdu); - } - } - fifo->accum_txfunfl = 0; - return 0; -} - -static void wlc_ffpld_calc_mcs2ampdu_table(struct ampdu_info *ampdu, int f) -{ - int i; - u32 phy_rate, dma_rate, tmp; - u8 max_mpdu; - wlc_fifo_info_t *fifo = (ampdu->fifo_tb + f); - - /* recompute the dma rate */ - /* note : we divide/multiply by 100 to avoid integer overflows */ - max_mpdu = - min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], AMPDU_NUM_MPDU_LEGACY); - phy_rate = MCS_RATE(FFPLD_MAX_MCS, true, false); - dma_rate = - (((phy_rate / 100) * - (max_mpdu * FFPLD_MPDU_SIZE - fifo->ampdu_pld_size)) - / (max_mpdu * FFPLD_MPDU_SIZE)) * 100; - fifo->dmaxferrate = dma_rate; - - /* fill up the mcs2ampdu table; do not recalc the last mcs */ - dma_rate = dma_rate >> 7; - for (i = 0; i < FFPLD_MAX_MCS; i++) { - /* shifting to keep it within integer range */ - phy_rate = MCS_RATE(i, true, false) >> 7; - if (phy_rate > dma_rate) { - tmp = ((fifo->ampdu_pld_size * phy_rate) / - ((phy_rate - dma_rate) * FFPLD_MPDU_SIZE)) + 1; - tmp = min_t(u32, tmp, 255); - fifo->mcs2ampdu_table[i] = (u8) tmp; - } - } -} - -static void BCMFASTPATH -wlc_ampdu_agg(struct ampdu_info *ampdu, struct scb *scb, struct sk_buff *p, - uint prec) -{ - scb_ampdu_t *scb_ampdu; - scb_ampdu_tid_ini_t *ini; - u8 tid = (u8) (p->priority); - - scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - - /* initialize initiator on first packet; sends addba req */ - ini = SCB_AMPDU_INI(scb_ampdu, tid); - if (ini->magic != INI_MAGIC) { - ini = wlc_ampdu_init_tid_ini(ampdu, scb_ampdu, tid, false); - } - return; -} - -int BCMFASTPATH -wlc_sendampdu(struct ampdu_info *ampdu, wlc_txq_info_t *qi, - struct sk_buff **pdu, int prec) -{ - struct wlc_info *wlc; - struct osl_info *osh; - struct sk_buff *p, *pkt[AMPDU_MAX_MPDU]; - u8 tid, ndelim; - int err = 0; - u8 preamble_type = WLC_GF_PREAMBLE; - u8 fbr_preamble_type = WLC_GF_PREAMBLE; - u8 rts_preamble_type = WLC_LONG_PREAMBLE; - u8 rts_fbr_preamble_type = WLC_LONG_PREAMBLE; - - bool rr = true, fbr = false; - uint i, count = 0, fifo, seg_cnt = 0; - u16 plen, len, seq = 0, mcl, mch, index, frameid, dma_len = 0; - u32 ampdu_len, maxlen = 0; - d11txh_t *txh = NULL; - u8 *plcp; - struct ieee80211_hdr *h; - struct scb *scb; - scb_ampdu_t *scb_ampdu; - scb_ampdu_tid_ini_t *ini; - u8 mcs = 0; - bool use_rts = false, use_cts = false; - ratespec_t rspec = 0, rspec_fallback = 0; - ratespec_t rts_rspec = 0, rts_rspec_fallback = 0; - u16 mimo_ctlchbw = PHY_TXC1_BW_20MHZ; - struct ieee80211_rts *rts; - u8 rr_retry_limit; - wlc_fifo_info_t *f; - bool fbr_iscck; - struct ieee80211_tx_info *tx_info; - u16 qlen; - - wlc = ampdu->wlc; - osh = wlc->osh; - p = *pdu; - - ASSERT(p); - - tid = (u8) (p->priority); - ASSERT(tid < AMPDU_MAX_SCB_TID); - - f = ampdu->fifo_tb + prio2fifo[tid]; - - scb = wlc->pub->global_scb; - ASSERT(scb->magic == SCB_MAGIC); - - scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - ASSERT(scb_ampdu); - ini = &scb_ampdu->ini[tid]; - - /* Let pressure continue to build ... */ - qlen = pktq_plen(&qi->q, prec); - if (ini->tx_in_transit > 0 && qlen < scb_ampdu->max_pdu) { - return BCME_BUSY; - } - - wlc_ampdu_agg(ampdu, scb, p, tid); - - if (wlc->block_datafifo) { - WL_ERROR("%s: Fifo blocked\n", __func__); - return BCME_BUSY; - } - rr_retry_limit = ampdu->rr_retry_limit_tid[tid]; - ampdu_len = 0; - dma_len = 0; - while (p) { - struct ieee80211_tx_rate *txrate; - - tx_info = IEEE80211_SKB_CB(p); - txrate = tx_info->status.rates; - - if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) { - err = wlc_prep_pdu(wlc, p, &fifo); - } else { - WL_ERROR("%s: AMPDU flag is off!\n", __func__); - *pdu = NULL; - err = 0; - break; - } - - if (err) { - if (err == BCME_BUSY) { - WL_ERROR("wl%d: wlc_sendampdu: prep_xdu retry; seq 0x%x\n", - wlc->pub->unit, seq); - WLCNTINCR(ampdu->cnt->sduretry); - *pdu = p; - break; - } - - /* error in the packet; reject it */ - WL_AMPDU_ERR("wl%d: wlc_sendampdu: prep_xdu rejected; seq 0x%x\n", - wlc->pub->unit, seq); - WLCNTINCR(ampdu->cnt->sdurejected); - - *pdu = NULL; - break; - } - - /* pkt is good to be aggregated */ - ASSERT(tx_info->flags & IEEE80211_TX_CTL_AMPDU); - txh = (d11txh_t *) p->data; - plcp = (u8 *) (txh + 1); - h = (struct ieee80211_hdr *)(plcp + D11_PHY_HDR_LEN); - seq = ltoh16(h->seq_ctrl) >> SEQNUM_SHIFT; - index = TX_SEQ_TO_INDEX(seq); - - /* check mcl fields and test whether it can be agg'd */ - mcl = ltoh16(txh->MacTxControlLow); - mcl &= ~TXC_AMPDU_MASK; - fbr_iscck = !(ltoh16(txh->XtraFrameTypes) & 0x3); - ASSERT(!fbr_iscck); - txh->PreloadSize = 0; /* always default to 0 */ - - /* Handle retry limits */ - if (txrate[0].count <= rr_retry_limit) { - txrate[0].count++; - rr = true; - fbr = false; - ASSERT(!fbr); - } else { - fbr = true; - rr = false; - txrate[1].count++; - } - - /* extract the length info */ - len = fbr_iscck ? WLC_GET_CCK_PLCP_LEN(txh->FragPLCPFallback) - : WLC_GET_MIMO_PLCP_LEN(txh->FragPLCPFallback); - - /* retrieve null delimiter count */ - ndelim = txh->RTSPLCPFallback[AMPDU_FBR_NULL_DELIM]; - seg_cnt += 1; - - WL_AMPDU_TX("wl%d: wlc_sendampdu: mpdu %d plcp_len %d\n", - wlc->pub->unit, count, len); - - /* - * aggregateable mpdu. For ucode/hw agg, - * test whether need to break or change the epoch - */ - if (count == 0) { - u16 fc; - mcl |= (TXC_AMPDU_FIRST << TXC_AMPDU_SHIFT); - /* refill the bits since might be a retx mpdu */ - mcl |= TXC_STARTMSDU; - rts = (struct ieee80211_rts *)&txh->rts_frame; - fc = ltoh16(rts->frame_control); - if ((fc & FC_KIND_MASK) == FC_RTS) { - mcl |= TXC_SENDRTS; - use_rts = true; - } - if ((fc & FC_KIND_MASK) == FC_CTS) { - mcl |= TXC_SENDCTS; - use_cts = true; - } - } else { - mcl |= (TXC_AMPDU_MIDDLE << TXC_AMPDU_SHIFT); - mcl &= ~(TXC_STARTMSDU | TXC_SENDRTS | TXC_SENDCTS); - } - - len = roundup(len, 4); - ampdu_len += (len + (ndelim + 1) * AMPDU_DELIMITER_LEN); - - dma_len += (u16) pkttotlen(osh, p); - - WL_AMPDU_TX("wl%d: wlc_sendampdu: ampdu_len %d seg_cnt %d null delim %d\n", - wlc->pub->unit, ampdu_len, seg_cnt, ndelim); - - txh->MacTxControlLow = htol16(mcl); - - /* this packet is added */ - pkt[count++] = p; - - /* patch the first MPDU */ - if (count == 1) { - u8 plcp0, plcp3, is40, sgi; - struct ieee80211_sta *sta; - - sta = tx_info->control.sta; - - if (rr) { - plcp0 = plcp[0]; - plcp3 = plcp[3]; - } else { - plcp0 = txh->FragPLCPFallback[0]; - plcp3 = txh->FragPLCPFallback[3]; - - } - is40 = (plcp0 & MIMO_PLCP_40MHZ) ? 1 : 0; - sgi = PLCP3_ISSGI(plcp3) ? 1 : 0; - mcs = plcp0 & ~MIMO_PLCP_40MHZ; - ASSERT(mcs < MCS_TABLE_SIZE); - maxlen = - min(scb_ampdu->max_rxlen, - ampdu->max_txlen[mcs][is40][sgi]); - - WL_NONE("sendampdu: sgi %d, is40 %d, mcs %d\n", - sgi, is40, mcs); - - maxlen = 64 * 1024; /* XXX Fix me to honor real max_rxlen */ - - if (is40) - mimo_ctlchbw = - CHSPEC_SB_UPPER(WLC_BAND_PI_RADIO_CHANSPEC) - ? PHY_TXC1_BW_20MHZ_UP : PHY_TXC1_BW_20MHZ; - - /* rebuild the rspec and rspec_fallback */ - rspec = RSPEC_MIMORATE; - rspec |= plcp[0] & ~MIMO_PLCP_40MHZ; - if (plcp[0] & MIMO_PLCP_40MHZ) - rspec |= (PHY_TXC1_BW_40MHZ << RSPEC_BW_SHIFT); - - if (fbr_iscck) /* CCK */ - rspec_fallback = - CCK_RSPEC(CCK_PHY2MAC_RATE - (txh->FragPLCPFallback[0])); - else { /* MIMO */ - rspec_fallback = RSPEC_MIMORATE; - rspec_fallback |= - txh->FragPLCPFallback[0] & ~MIMO_PLCP_40MHZ; - if (txh->FragPLCPFallback[0] & MIMO_PLCP_40MHZ) - rspec_fallback |= - (PHY_TXC1_BW_40MHZ << - RSPEC_BW_SHIFT); - } - - if (use_rts || use_cts) { - rts_rspec = - wlc_rspec_to_rts_rspec(wlc, rspec, false, - mimo_ctlchbw); - rts_rspec_fallback = - wlc_rspec_to_rts_rspec(wlc, rspec_fallback, - false, mimo_ctlchbw); - } - } - - /* if (first mpdu for host agg) */ - /* test whether to add more */ - if ((MCS_RATE(mcs, true, false) >= f->dmaxferrate) && - (count == f->mcs2ampdu_table[mcs])) { - WL_AMPDU_ERR("wl%d: PR 37644: stopping ampdu at %d for mcs %d\n", - wlc->pub->unit, count, mcs); - break; - } - - if (count == scb_ampdu->max_pdu) { - WL_NONE("Stop taking from q, reached %d deep\n", - scb_ampdu->max_pdu); - break; - } - - /* check to see if the next pkt is a candidate for aggregation */ - p = pktq_ppeek(&qi->q, prec); - tx_info = IEEE80211_SKB_CB(p); /* tx_info must be checked with current p */ - - if (p) { - if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && - ((u8) (p->priority) == tid)) { - - plen = - pkttotlen(osh, p) + AMPDU_MAX_MPDU_OVERHEAD; - plen = max(scb_ampdu->min_len, plen); - - if ((plen + ampdu_len) > maxlen) { - p = NULL; - WL_ERROR("%s: Bogus plen #1\n", - __func__); - ASSERT(3 == 4); - continue; - } - - /* check if there are enough descriptors available */ - if (TXAVAIL(wlc, fifo) <= (seg_cnt + 1)) { - WL_ERROR("%s: No fifo space !!!!!!\n", - __func__); - p = NULL; - continue; - } - p = pktq_pdeq(&qi->q, prec); - ASSERT(p); - } else { - p = NULL; - } - } - } /* end while(p) */ - - ini->tx_in_transit += count; - - if (count) { - WLCNTADD(ampdu->cnt->txmpdu, count); - - /* patch up the last txh */ - txh = (d11txh_t *) pkt[count - 1]->data; - mcl = ltoh16(txh->MacTxControlLow); - mcl &= ~TXC_AMPDU_MASK; - mcl |= (TXC_AMPDU_LAST << TXC_AMPDU_SHIFT); - txh->MacTxControlLow = htol16(mcl); - - /* remove the null delimiter after last mpdu */ - ndelim = txh->RTSPLCPFallback[AMPDU_FBR_NULL_DELIM]; - txh->RTSPLCPFallback[AMPDU_FBR_NULL_DELIM] = 0; - ampdu_len -= ndelim * AMPDU_DELIMITER_LEN; - - /* remove the pad len from last mpdu */ - fbr_iscck = ((ltoh16(txh->XtraFrameTypes) & 0x3) == 0); - len = fbr_iscck ? WLC_GET_CCK_PLCP_LEN(txh->FragPLCPFallback) - : WLC_GET_MIMO_PLCP_LEN(txh->FragPLCPFallback); - ampdu_len -= roundup(len, 4) - len; - - /* patch up the first txh & plcp */ - txh = (d11txh_t *) pkt[0]->data; - plcp = (u8 *) (txh + 1); - - WLC_SET_MIMO_PLCP_LEN(plcp, ampdu_len); - /* mark plcp to indicate ampdu */ - WLC_SET_MIMO_PLCP_AMPDU(plcp); - - /* reset the mixed mode header durations */ - if (txh->MModeLen) { - u16 mmodelen = - wlc_calc_lsig_len(wlc, rspec, ampdu_len); - txh->MModeLen = htol16(mmodelen); - preamble_type = WLC_MM_PREAMBLE; - } - if (txh->MModeFbrLen) { - u16 mmfbrlen = - wlc_calc_lsig_len(wlc, rspec_fallback, ampdu_len); - txh->MModeFbrLen = htol16(mmfbrlen); - fbr_preamble_type = WLC_MM_PREAMBLE; - } - - /* set the preload length */ - if (MCS_RATE(mcs, true, false) >= f->dmaxferrate) { - dma_len = min(dma_len, f->ampdu_pld_size); - txh->PreloadSize = htol16(dma_len); - } else - txh->PreloadSize = 0; - - mch = ltoh16(txh->MacTxControlHigh); - - /* update RTS dur fields */ - if (use_rts || use_cts) { - u16 durid; - rts = (struct ieee80211_rts *)&txh->rts_frame; - if ((mch & TXC_PREAMBLE_RTS_MAIN_SHORT) == - TXC_PREAMBLE_RTS_MAIN_SHORT) - rts_preamble_type = WLC_SHORT_PREAMBLE; - - if ((mch & TXC_PREAMBLE_RTS_FB_SHORT) == - TXC_PREAMBLE_RTS_FB_SHORT) - rts_fbr_preamble_type = WLC_SHORT_PREAMBLE; - - durid = - wlc_compute_rtscts_dur(wlc, use_cts, rts_rspec, - rspec, rts_preamble_type, - preamble_type, ampdu_len, - true); - rts->duration = htol16(durid); - durid = wlc_compute_rtscts_dur(wlc, use_cts, - rts_rspec_fallback, - rspec_fallback, - rts_fbr_preamble_type, - fbr_preamble_type, - ampdu_len, true); - txh->RTSDurFallback = htol16(durid); - /* set TxFesTimeNormal */ - txh->TxFesTimeNormal = rts->duration; - /* set fallback rate version of TxFesTimeNormal */ - txh->TxFesTimeFallback = txh->RTSDurFallback; - } - - /* set flag and plcp for fallback rate */ - if (fbr) { - WLCNTADD(ampdu->cnt->txfbr_mpdu, count); - WLCNTINCR(ampdu->cnt->txfbr_ampdu); - mch |= TXC_AMPDU_FBR; - txh->MacTxControlHigh = htol16(mch); - WLC_SET_MIMO_PLCP_AMPDU(plcp); - WLC_SET_MIMO_PLCP_AMPDU(txh->FragPLCPFallback); - } - - WL_AMPDU_TX("wl%d: wlc_sendampdu: count %d ampdu_len %d\n", - wlc->pub->unit, count, ampdu_len); - - /* inform rate_sel if it this is a rate probe pkt */ - frameid = ltoh16(txh->TxFrameID); - if (frameid & TXFID_RATE_PROBE_MASK) { - WL_ERROR("%s: XXX what to do with TXFID_RATE_PROBE_MASK!?\n", - __func__); - } - for (i = 0; i < count; i++) - wlc_txfifo(wlc, fifo, pkt[i], i == (count - 1), - ampdu->txpkt_weight); - - } - /* endif (count) */ - return err; -} - -void BCMFASTPATH -wlc_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb, - struct sk_buff *p, tx_status_t *txs) -{ - scb_ampdu_t *scb_ampdu; - struct wlc_info *wlc = ampdu->wlc; - scb_ampdu_tid_ini_t *ini; - u32 s1 = 0, s2 = 0; - struct ieee80211_tx_info *tx_info; - - tx_info = IEEE80211_SKB_CB(p); - ASSERT(tx_info->flags & IEEE80211_TX_CTL_AMPDU); - ASSERT(scb); - ASSERT(scb->magic == SCB_MAGIC); - ASSERT(txs->status & TX_STATUS_AMPDU); - scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - ASSERT(scb_ampdu); - ini = SCB_AMPDU_INI(scb_ampdu, p->priority); - ASSERT(ini->scb == scb); - - /* BMAC_NOTE: For the split driver, second level txstatus comes later - * So if the ACK was received then wait for the second level else just - * call the first one - */ - if (txs->status & TX_STATUS_ACK_RCV) { - u8 status_delay = 0; - - /* wait till the next 8 bytes of txstatus is available */ - while (((s1 = - R_REG(wlc->osh, - &wlc->regs->frmtxstatus)) & TXS_V) == 0) { - udelay(1); - status_delay++; - if (status_delay > 10) { - ASSERT(status_delay <= 10); - return; - } - } - - ASSERT(!(s1 & TX_STATUS_INTERMEDIATE)); - ASSERT(s1 & TX_STATUS_AMPDU); - s2 = R_REG(wlc->osh, &wlc->regs->frmtxstatus2); - } - - wlc_ampdu_dotxstatus_complete(ampdu, scb, p, txs, s1, s2); - wlc_ampdu_txflowcontrol(wlc, scb_ampdu, ini); -} - -void -rate_status(struct wlc_info *wlc, struct ieee80211_tx_info *tx_info, - tx_status_t *txs, u8 mcs) -{ - struct ieee80211_tx_rate *txrate = tx_info->status.rates; - int i; - - /* clear the rest of the rates */ - for (i = 2; i < IEEE80211_TX_MAX_RATES; i++) { - txrate[i].idx = -1; - txrate[i].count = 0; - } -} - -#define SHORTNAME "AMPDU status" - -static void BCMFASTPATH -wlc_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb, - struct sk_buff *p, tx_status_t *txs, - u32 s1, u32 s2) -{ - scb_ampdu_t *scb_ampdu; - struct wlc_info *wlc = ampdu->wlc; - scb_ampdu_tid_ini_t *ini; - u8 bitmap[8], queue, tid; - d11txh_t *txh; - u8 *plcp; - struct ieee80211_hdr *h; - u16 seq, start_seq = 0, bindex, index, mcl; - u8 mcs = 0; - bool ba_recd = false, ack_recd = false; - u8 suc_mpdu = 0, tot_mpdu = 0; - uint supr_status; - bool update_rate = true, retry = true, tx_error = false; - u16 mimoantsel = 0; - u8 antselid = 0; - u8 retry_limit, rr_retry_limit; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(p); - -#ifdef BCMDBG - u8 hole[AMPDU_MAX_MPDU]; - memset(hole, 0, sizeof(hole)); -#endif - - ASSERT(tx_info->flags & IEEE80211_TX_CTL_AMPDU); - ASSERT(txs->status & TX_STATUS_AMPDU); - - scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - ASSERT(scb_ampdu); - - tid = (u8) (p->priority); - - ini = SCB_AMPDU_INI(scb_ampdu, tid); - retry_limit = ampdu->retry_limit_tid[tid]; - rr_retry_limit = ampdu->rr_retry_limit_tid[tid]; - - ASSERT(ini->scb == scb); - - memset(bitmap, 0, sizeof(bitmap)); - queue = txs->frameid & TXFID_QUEUE_MASK; - ASSERT(queue < AC_COUNT); - - supr_status = txs->status & TX_STATUS_SUPR_MASK; - - if (txs->status & TX_STATUS_ACK_RCV) { - if (TX_STATUS_SUPR_UF == supr_status) { - update_rate = false; - } - - ASSERT(txs->status & TX_STATUS_INTERMEDIATE); - start_seq = txs->sequence >> SEQNUM_SHIFT; - bitmap[0] = (txs->status & TX_STATUS_BA_BMAP03_MASK) >> - TX_STATUS_BA_BMAP03_SHIFT; - - ASSERT(!(s1 & TX_STATUS_INTERMEDIATE)); - ASSERT(s1 & TX_STATUS_AMPDU); - - bitmap[0] |= - (s1 & TX_STATUS_BA_BMAP47_MASK) << - TX_STATUS_BA_BMAP47_SHIFT; - bitmap[1] = (s1 >> 8) & 0xff; - bitmap[2] = (s1 >> 16) & 0xff; - bitmap[3] = (s1 >> 24) & 0xff; - - bitmap[4] = s2 & 0xff; - bitmap[5] = (s2 >> 8) & 0xff; - bitmap[6] = (s2 >> 16) & 0xff; - bitmap[7] = (s2 >> 24) & 0xff; - - ba_recd = true; - } else { - WLCNTINCR(ampdu->cnt->noba); - if (supr_status) { - update_rate = false; - if (supr_status == TX_STATUS_SUPR_BADCH) { - WL_ERROR("%s: Pkt tx suppressed, illegal channel possibly %d\n", - __func__, - CHSPEC_CHANNEL(wlc->default_bss->chanspec)); - } else { - if (supr_status == TX_STATUS_SUPR_FRAG) - WL_NONE("%s: AMPDU frag err\n", - __func__); - else - WL_ERROR("%s: wlc_ampdu_dotxstatus: supr_status 0x%x\n", - __func__, supr_status); - } - /* no need to retry for badch; will fail again */ - if (supr_status == TX_STATUS_SUPR_BADCH || - supr_status == TX_STATUS_SUPR_EXPTIME) { - retry = false; - WLCNTINCR(wlc->pub->_cnt->txchanrej); - } else if (supr_status == TX_STATUS_SUPR_EXPTIME) { - - WLCNTINCR(wlc->pub->_cnt->txexptime); - - /* TX underflow : try tuning pre-loading or ampdu size */ - } else if (supr_status == TX_STATUS_SUPR_FRAG) { - /* if there were underflows, but pre-loading is not active, - notify rate adaptation. - */ - if (wlc_ffpld_check_txfunfl(wlc, prio2fifo[tid]) - > 0) { - tx_error = true; - } - } - } else if (txs->phyerr) { - update_rate = false; - WLCNTINCR(wlc->pub->_cnt->txphyerr); - WL_ERROR("wl%d: wlc_ampdu_dotxstatus: tx phy error (0x%x)\n", - wlc->pub->unit, txs->phyerr); - -#ifdef BCMDBG - if (WL_ERROR_ON()) { - prpkt("txpkt (AMPDU)", wlc->osh, p); - wlc_print_txdesc((d11txh_t *) p->data); - wlc_print_txstatus(txs); - } -#endif /* BCMDBG */ - } - } - - /* loop through all pkts and retry if not acked */ - while (p) { - tx_info = IEEE80211_SKB_CB(p); - ASSERT(tx_info->flags & IEEE80211_TX_CTL_AMPDU); - txh = (d11txh_t *) p->data; - mcl = ltoh16(txh->MacTxControlLow); - plcp = (u8 *) (txh + 1); - h = (struct ieee80211_hdr *)(plcp + D11_PHY_HDR_LEN); - seq = ltoh16(h->seq_ctrl) >> SEQNUM_SHIFT; - - if (tot_mpdu == 0) { - mcs = plcp[0] & MIMO_PLCP_MCS_MASK; - mimoantsel = ltoh16(txh->ABI_MimoAntSel); - } - - index = TX_SEQ_TO_INDEX(seq); - ack_recd = false; - if (ba_recd) { - bindex = MODSUB_POW2(seq, start_seq, SEQNUM_MAX); - - WL_AMPDU_TX("%s: tid %d seq is %d, start_seq is %d, bindex is %d set %d, index %d\n", - __func__, tid, seq, start_seq, bindex, - isset(bitmap, bindex), index); - - /* if acked then clear bit and free packet */ - if ((bindex < AMPDU_TX_BA_MAX_WSIZE) - && isset(bitmap, bindex)) { - ini->tx_in_transit--; - ini->txretry[index] = 0; - - /* ampdu_ack_len: number of acked aggregated frames */ - /* ampdu_ack_map: block ack bit map for the aggregation */ - /* ampdu_len: number of aggregated frames */ - rate_status(wlc, tx_info, txs, mcs); - tx_info->flags |= IEEE80211_TX_STAT_ACK; - tx_info->flags |= IEEE80211_TX_STAT_AMPDU; - - /* XXX TODO: Make these accurate. */ - tx_info->status.ampdu_ack_len = - (txs-> - status & TX_STATUS_FRM_RTX_MASK) >> - TX_STATUS_FRM_RTX_SHIFT; - tx_info->status.ampdu_len = - (txs-> - status & TX_STATUS_FRM_RTX_MASK) >> - TX_STATUS_FRM_RTX_SHIFT; - - skb_pull(p, D11_PHY_HDR_LEN); - skb_pull(p, D11_TXH_LEN); - - ieee80211_tx_status_irqsafe(wlc->pub->ieee_hw, - p); - ack_recd = true; - suc_mpdu++; - } - } - /* either retransmit or send bar if ack not recd */ - if (!ack_recd) { - struct ieee80211_tx_rate *txrate = - tx_info->status.rates; - if (retry && (txrate[0].count < (int)retry_limit)) { - ini->txretry[index]++; - ini->tx_in_transit--; - /* Use high prededence for retransmit to give some punch */ - /* wlc_txq_enq(wlc, scb, p, WLC_PRIO_TO_PREC(tid)); */ - wlc_txq_enq(wlc, scb, p, - WLC_PRIO_TO_HI_PREC(tid)); - } else { - /* Retry timeout */ - ini->tx_in_transit--; - ieee80211_tx_info_clear_status(tx_info); - tx_info->flags |= - IEEE80211_TX_STAT_AMPDU_NO_BACK; - skb_pull(p, D11_PHY_HDR_LEN); - skb_pull(p, D11_TXH_LEN); - WL_ERROR("%s: BA Timeout, seq %d, in_transit %d\n", - SHORTNAME, seq, ini->tx_in_transit); - ieee80211_tx_status_irqsafe(wlc->pub->ieee_hw, - p); - } - } - tot_mpdu++; - - /* break out if last packet of ampdu */ - if (((mcl & TXC_AMPDU_MASK) >> TXC_AMPDU_SHIFT) == - TXC_AMPDU_LAST) - break; - - p = GETNEXTTXP(wlc, queue); - if (p == NULL) { - ASSERT(p); - break; - } - } - wlc_send_q(wlc, wlc->active_queue); - - /* update rate state */ - if (WLANTSEL_ENAB(wlc)) - antselid = wlc_antsel_antsel2id(wlc->asi, mimoantsel); - - wlc_txfifo_complete(wlc, queue, ampdu->txpkt_weight); -} - -static void -ampdu_cleanup_tid_ini(struct ampdu_info *ampdu, scb_ampdu_t *scb_ampdu, u8 tid, - bool force) -{ - scb_ampdu_tid_ini_t *ini; - ini = SCB_AMPDU_INI(scb_ampdu, tid); - if (!ini) - return; - - WL_AMPDU_CTL("wl%d: ampdu_cleanup_tid_ini: tid %d\n", - ampdu->wlc->pub->unit, tid); - - if (ini->tx_in_transit && !force) - return; - - scb_ampdu = SCB_AMPDU_CUBBY(ampdu, ini->scb); - ASSERT(ini == &scb_ampdu->ini[ini->tid]); - - /* free all buffered tx packets */ - pktq_pflush(ampdu->wlc->osh, &scb_ampdu->txq, ini->tid, true, NULL, 0); -} - -/* initialize the initiator code for tid */ -static scb_ampdu_tid_ini_t *wlc_ampdu_init_tid_ini(struct ampdu_info *ampdu, - scb_ampdu_t *scb_ampdu, - u8 tid, bool override) -{ - scb_ampdu_tid_ini_t *ini; - - ASSERT(scb_ampdu); - ASSERT(scb_ampdu->scb); - ASSERT(SCB_AMPDU(scb_ampdu->scb)); - ASSERT(tid < AMPDU_MAX_SCB_TID); - - /* check for per-tid control of ampdu */ - if (!ampdu->ini_enable[tid]) { - WL_ERROR("%s: Rejecting tid %d\n", __func__, tid); - return NULL; - } - - ini = SCB_AMPDU_INI(scb_ampdu, tid); - ini->tid = tid; - ini->scb = scb_ampdu->scb; - ini->magic = INI_MAGIC; - WLCNTINCR(ampdu->cnt->txaddbareq); - - return ini; -} - -int wlc_ampdu_set(struct ampdu_info *ampdu, bool on) -{ - struct wlc_info *wlc = ampdu->wlc; - - wlc->pub->_ampdu = false; - - if (on) { - if (!N_ENAB(wlc->pub)) { - WL_AMPDU_ERR("wl%d: driver not nmode enabled\n", - wlc->pub->unit); - return BCME_UNSUPPORTED; - } - if (!wlc_ampdu_cap(ampdu)) { - WL_AMPDU_ERR("wl%d: device not ampdu capable\n", - wlc->pub->unit); - return BCME_UNSUPPORTED; - } - wlc->pub->_ampdu = on; - } - - return 0; -} - -bool wlc_ampdu_cap(struct ampdu_info *ampdu) -{ - if (WLC_PHY_11N_CAP(ampdu->wlc->band)) - return true; - else - return false; -} - -static void ampdu_update_max_txlen(struct ampdu_info *ampdu, u8 dur) -{ - u32 rate, mcs; - - for (mcs = 0; mcs < MCS_TABLE_SIZE; mcs++) { - /* rate is in Kbps; dur is in msec ==> len = (rate * dur) / 8 */ - /* 20MHz, No SGI */ - rate = MCS_RATE(mcs, false, false); - ampdu->max_txlen[mcs][0][0] = (rate * dur) >> 3; - /* 40 MHz, No SGI */ - rate = MCS_RATE(mcs, true, false); - ampdu->max_txlen[mcs][1][0] = (rate * dur) >> 3; - /* 20MHz, SGI */ - rate = MCS_RATE(mcs, false, true); - ampdu->max_txlen[mcs][0][1] = (rate * dur) >> 3; - /* 40 MHz, SGI */ - rate = MCS_RATE(mcs, true, true); - ampdu->max_txlen[mcs][1][1] = (rate * dur) >> 3; - } -} - -u8 BCMFASTPATH -wlc_ampdu_null_delim_cnt(struct ampdu_info *ampdu, struct scb *scb, - ratespec_t rspec, int phylen) -{ - scb_ampdu_t *scb_ampdu; - int bytes, cnt, tmp; - u8 tx_density; - - ASSERT(scb); - ASSERT(SCB_AMPDU(scb)); - - scb_ampdu = SCB_AMPDU_CUBBY(ampdu, scb); - ASSERT(scb_ampdu); - - if (scb_ampdu->mpdu_density == 0) - return 0; - - /* RSPEC2RATE is in kbps units ==> ~RSPEC2RATE/2^13 is in bytes/usec - density x is in 2^(x-4) usec - ==> # of bytes needed for req density = rate/2^(17-x) - ==> # of null delimiters = ceil(ceil(rate/2^(17-x)) - phylen)/4) - */ - - tx_density = scb_ampdu->mpdu_density; - - ASSERT(tx_density <= AMPDU_MAX_MPDU_DENSITY); - tmp = 1 << (17 - tx_density); - bytes = CEIL(RSPEC2RATE(rspec), tmp); - - if (bytes > phylen) { - cnt = CEIL(bytes - phylen, AMPDU_DELIMITER_LEN); - ASSERT(cnt <= 255); - return (u8) cnt; - } else - return 0; -} - -void wlc_ampdu_macaddr_upd(struct wlc_info *wlc) -{ - char template[T_RAM_ACCESS_SZ * 2]; - - /* driver needs to write the ta in the template; ta is at offset 16 */ - memset(template, 0, sizeof(template)); - bcopy((char *)wlc->pub->cur_etheraddr, template, ETH_ALEN); - wlc_write_template_ram(wlc, (T_BA_TPL_BASE + 16), (T_RAM_ACCESS_SZ * 2), - template); -} - -bool wlc_aggregatable(struct wlc_info *wlc, u8 tid) -{ - return wlc->ampdu->ini_enable[tid]; -} - -void wlc_ampdu_shm_upd(struct ampdu_info *ampdu) -{ - struct wlc_info *wlc = ampdu->wlc; - - /* Extend ucode internal watchdog timer to match larger received frames */ - if ((ampdu->rx_factor & HT_PARAMS_RX_FACTOR_MASK) == - AMPDU_RX_FACTOR_64K) { - wlc_write_shm(wlc, M_MIMO_MAXSYM, MIMO_MAXSYM_MAX); - wlc_write_shm(wlc, M_WATCHDOG_8TU, WATCHDOG_8TU_MAX); - } else { - wlc_write_shm(wlc, M_MIMO_MAXSYM, MIMO_MAXSYM_DEF); - wlc_write_shm(wlc, M_WATCHDOG_8TU, WATCHDOG_8TU_DEF); - } -} diff --git a/drivers/staging/brcm80211/sys/wlc_ampdu.h b/drivers/staging/brcm80211/sys/wlc_ampdu.h deleted file mode 100644 index 03457f6..0000000 --- a/drivers/staging/brcm80211/sys/wlc_ampdu.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_ampdu_h_ -#define _wlc_ampdu_h_ - -extern struct ampdu_info *wlc_ampdu_attach(struct wlc_info *wlc); -extern void wlc_ampdu_detach(struct ampdu_info *ampdu); -extern bool wlc_ampdu_cap(struct ampdu_info *ampdu); -extern int wlc_ampdu_set(struct ampdu_info *ampdu, bool on); -extern int wlc_sendampdu(struct ampdu_info *ampdu, wlc_txq_info_t *qi, - struct sk_buff **aggp, int prec); -extern void wlc_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb, - struct sk_buff *p, tx_status_t *txs); -extern void wlc_ampdu_reset(struct ampdu_info *ampdu); -extern void wlc_ampdu_macaddr_upd(struct wlc_info *wlc); -extern void wlc_ampdu_shm_upd(struct ampdu_info *ampdu); - -extern u8 wlc_ampdu_null_delim_cnt(struct ampdu_info *ampdu, struct scb *scb, - ratespec_t rspec, int phylen); -extern void scb_ampdu_cleanup(struct ampdu_info *ampdu, struct scb *scb); - -#endif /* _wlc_ampdu_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_antsel.c b/drivers/staging/brcm80211/sys/wlc_antsel.c deleted file mode 100644 index 402ddf8..0000000 --- a/drivers/staging/brcm80211/sys/wlc_antsel.c +++ /dev/null @@ -1,329 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <wlc_cfg.h> - -#ifdef WLANTSEL - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <bcmdefs.h> -#include <osl.h> -#include <bcmutils.h> -#include <siutils.h> -#include <wlioctl.h> - -#include <bcmdevs.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_key.h> -#include <wlc_pub.h> -#include <wl_dbg.h> -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_bmac.h> -#include <wlc_phy_hal.h> -#include <wl_export.h> -#include <wlc_antsel.h> -#include <wlc_phy_shim.h> - -/* useful macros */ -#define WLC_ANTSEL_11N_0(ant) ((((ant) & ANT_SELCFG_MASK) >> 4) & 0xf) -#define WLC_ANTSEL_11N_1(ant) (((ant) & ANT_SELCFG_MASK) & 0xf) -#define WLC_ANTIDX_11N(ant) (((WLC_ANTSEL_11N_0(ant)) << 2) + (WLC_ANTSEL_11N_1(ant))) -#define WLC_ANT_ISAUTO_11N(ant) (((ant) & ANT_SELCFG_AUTO) == ANT_SELCFG_AUTO) -#define WLC_ANTSEL_11N(ant) ((ant) & ANT_SELCFG_MASK) - -/* antenna switch */ -/* defines for no boardlevel antenna diversity */ -#define ANT_SELCFG_DEF_2x2 0x01 /* default antenna configuration */ - -/* 2x3 antdiv defines and tables for GPIO communication */ -#define ANT_SELCFG_NUM_2x3 3 -#define ANT_SELCFG_DEF_2x3 0x01 /* default antenna configuration */ - -/* 2x4 antdiv rev4 defines and tables for GPIO communication */ -#define ANT_SELCFG_NUM_2x4 4 -#define ANT_SELCFG_DEF_2x4 0x02 /* default antenna configuration */ - -/* static functions */ -static int wlc_antsel_cfgupd(struct antsel_info *asi, wlc_antselcfg_t *antsel); -static u8 wlc_antsel_id2antcfg(struct antsel_info *asi, u8 id); -static u16 wlc_antsel_antcfg2antsel(struct antsel_info *asi, u8 ant_cfg); -static void wlc_antsel_init_cfg(struct antsel_info *asi, - wlc_antselcfg_t *antsel, - bool auto_sel); - -const u16 mimo_2x4_div_antselpat_tbl[] = { - 0, 0, 0x9, 0xa, /* ant0: 0 ant1: 2,3 */ - 0, 0, 0x5, 0x6, /* ant0: 1 ant1: 2,3 */ - 0, 0, 0, 0, /* n.a. */ - 0, 0, 0, 0 /* n.a. */ -}; - -const u8 mimo_2x4_div_antselid_tbl[16] = { - 0, 0, 0, 0, 0, 2, 3, 0, - 0, 0, 1, 0, 0, 0, 0, 0 /* pat to antselid */ -}; - -const u16 mimo_2x3_div_antselpat_tbl[] = { - 16, 0, 1, 16, /* ant0: 0 ant1: 1,2 */ - 16, 16, 16, 16, /* n.a. */ - 16, 2, 16, 16, /* ant0: 2 ant1: 1 */ - 16, 16, 16, 16 /* n.a. */ -}; - -const u8 mimo_2x3_div_antselid_tbl[16] = { - 0, 1, 2, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0 /* pat to antselid */ -}; - -struct antsel_info *wlc_antsel_attach(struct wlc_info *wlc, - struct osl_info *osh, - struct wlc_pub *pub, - struct wlc_hw_info *wlc_hw) { - struct antsel_info *asi; - - asi = kzalloc(sizeof(struct antsel_info), GFP_ATOMIC); - if (!asi) { - WL_ERROR("wl%d: wlc_antsel_attach: out of mem\n", pub->unit); - return NULL; - } - - asi->wlc = wlc; - asi->pub = pub; - asi->antsel_type = ANTSEL_NA; - asi->antsel_avail = false; - asi->antsel_antswitch = (u8) getintvar(asi->pub->vars, "antswitch"); - - if ((asi->pub->sromrev >= 4) && (asi->antsel_antswitch != 0)) { - switch (asi->antsel_antswitch) { - case ANTSWITCH_TYPE_1: - case ANTSWITCH_TYPE_2: - case ANTSWITCH_TYPE_3: - /* 4321/2 board with 2x3 switch logic */ - asi->antsel_type = ANTSEL_2x3; - /* Antenna selection availability */ - if (((u16) getintvar(asi->pub->vars, "aa2g") == 7) || - ((u16) getintvar(asi->pub->vars, "aa5g") == 7)) { - asi->antsel_avail = true; - } else - if (((u16) getintvar(asi->pub->vars, "aa2g") == - 3) - || ((u16) getintvar(asi->pub->vars, "aa5g") - == 3)) { - asi->antsel_avail = false; - } else { - asi->antsel_avail = false; - WL_ERROR("wlc_antsel_attach: 2o3 board cfg invalid\n"); - ASSERT(0); - } - break; - default: - break; - } - } else if ((asi->pub->sromrev == 4) && - ((u16) getintvar(asi->pub->vars, "aa2g") == 7) && - ((u16) getintvar(asi->pub->vars, "aa5g") == 0)) { - /* hack to match old 4321CB2 cards with 2of3 antenna switch */ - asi->antsel_type = ANTSEL_2x3; - asi->antsel_avail = true; - } else if (asi->pub->boardflags2 & BFL2_2X4_DIV) { - asi->antsel_type = ANTSEL_2x4; - asi->antsel_avail = true; - } - - /* Set the antenna selection type for the low driver */ - wlc_bmac_antsel_type_set(wlc_hw, asi->antsel_type); - - /* Init (auto/manual) antenna selection */ - wlc_antsel_init_cfg(asi, &asi->antcfg_11n, true); - wlc_antsel_init_cfg(asi, &asi->antcfg_cur, true); - - return asi; -} - -void wlc_antsel_detach(struct antsel_info *asi) -{ - if (!asi) - return; - - kfree(asi); -} - -void wlc_antsel_init(struct antsel_info *asi) -{ - if ((asi->antsel_type == ANTSEL_2x3) || - (asi->antsel_type == ANTSEL_2x4)) - wlc_antsel_cfgupd(asi, &asi->antcfg_11n); -} - -/* boardlevel antenna selection: init antenna selection structure */ -static void -wlc_antsel_init_cfg(struct antsel_info *asi, wlc_antselcfg_t *antsel, - bool auto_sel) -{ - if (asi->antsel_type == ANTSEL_2x3) { - u8 antcfg_def = ANT_SELCFG_DEF_2x3 | - ((asi->antsel_avail && auto_sel) ? ANT_SELCFG_AUTO : 0); - antsel->ant_config[ANT_SELCFG_TX_DEF] = antcfg_def; - antsel->ant_config[ANT_SELCFG_TX_UNICAST] = antcfg_def; - antsel->ant_config[ANT_SELCFG_RX_DEF] = antcfg_def; - antsel->ant_config[ANT_SELCFG_RX_UNICAST] = antcfg_def; - antsel->num_antcfg = ANT_SELCFG_NUM_2x3; - - } else if (asi->antsel_type == ANTSEL_2x4) { - - antsel->ant_config[ANT_SELCFG_TX_DEF] = ANT_SELCFG_DEF_2x4; - antsel->ant_config[ANT_SELCFG_TX_UNICAST] = ANT_SELCFG_DEF_2x4; - antsel->ant_config[ANT_SELCFG_RX_DEF] = ANT_SELCFG_DEF_2x4; - antsel->ant_config[ANT_SELCFG_RX_UNICAST] = ANT_SELCFG_DEF_2x4; - antsel->num_antcfg = ANT_SELCFG_NUM_2x4; - - } else { /* no antenna selection available */ - - antsel->ant_config[ANT_SELCFG_TX_DEF] = ANT_SELCFG_DEF_2x2; - antsel->ant_config[ANT_SELCFG_TX_UNICAST] = ANT_SELCFG_DEF_2x2; - antsel->ant_config[ANT_SELCFG_RX_DEF] = ANT_SELCFG_DEF_2x2; - antsel->ant_config[ANT_SELCFG_RX_UNICAST] = ANT_SELCFG_DEF_2x2; - antsel->num_antcfg = 0; - } -} - -void BCMFASTPATH -wlc_antsel_antcfg_get(struct antsel_info *asi, bool usedef, bool sel, - u8 antselid, u8 fbantselid, u8 *antcfg, - u8 *fbantcfg) -{ - u8 ant; - - /* if use default, assign it and return */ - if (usedef) { - *antcfg = asi->antcfg_11n.ant_config[ANT_SELCFG_TX_DEF]; - *fbantcfg = *antcfg; - return; - } - - if (!sel) { - *antcfg = asi->antcfg_11n.ant_config[ANT_SELCFG_TX_UNICAST]; - *fbantcfg = *antcfg; - - } else { - ant = asi->antcfg_11n.ant_config[ANT_SELCFG_TX_UNICAST]; - if ((ant & ANT_SELCFG_AUTO) == ANT_SELCFG_AUTO) { - *antcfg = wlc_antsel_id2antcfg(asi, antselid); - *fbantcfg = wlc_antsel_id2antcfg(asi, fbantselid); - } else { - *antcfg = - asi->antcfg_11n.ant_config[ANT_SELCFG_TX_UNICAST]; - *fbantcfg = *antcfg; - } - } - return; -} - -/* boardlevel antenna selection: convert mimo_antsel (ucode interface) to id */ -u8 wlc_antsel_antsel2id(struct antsel_info *asi, u16 antsel) -{ - u8 antselid = 0; - - if (asi->antsel_type == ANTSEL_2x4) { - /* 2x4 antenna diversity board, 4 cfgs: 0-2 0-3 1-2 1-3 */ - antselid = mimo_2x4_div_antselid_tbl[(antsel & 0xf)]; - return antselid; - - } else if (asi->antsel_type == ANTSEL_2x3) { - /* 2x3 antenna selection, 3 cfgs: 0-1 0-2 2-1 */ - antselid = mimo_2x3_div_antselid_tbl[(antsel & 0xf)]; - return antselid; - } - - return antselid; -} - -/* boardlevel antenna selection: convert id to ant_cfg */ -static u8 wlc_antsel_id2antcfg(struct antsel_info *asi, u8 id) -{ - u8 antcfg = ANT_SELCFG_DEF_2x2; - - if (asi->antsel_type == ANTSEL_2x4) { - /* 2x4 antenna diversity board, 4 cfgs: 0-2 0-3 1-2 1-3 */ - antcfg = (((id & 0x2) << 3) | ((id & 0x1) + 2)); - return antcfg; - - } else if (asi->antsel_type == ANTSEL_2x3) { - /* 2x3 antenna selection, 3 cfgs: 0-1 0-2 2-1 */ - antcfg = (((id & 0x02) << 4) | ((id & 0x1) + 1)); - return antcfg; - } - - return antcfg; -} - -/* boardlevel antenna selection: convert ant_cfg to mimo_antsel (ucode interface) */ -static u16 wlc_antsel_antcfg2antsel(struct antsel_info *asi, u8 ant_cfg) -{ - u8 idx = WLC_ANTIDX_11N(WLC_ANTSEL_11N(ant_cfg)); - u16 mimo_antsel = 0; - - if (asi->antsel_type == ANTSEL_2x4) { - /* 2x4 antenna diversity board, 4 cfgs: 0-2 0-3 1-2 1-3 */ - mimo_antsel = (mimo_2x4_div_antselpat_tbl[idx] & 0xf); - return mimo_antsel; - - } else if (asi->antsel_type == ANTSEL_2x3) { - /* 2x3 antenna selection, 3 cfgs: 0-1 0-2 2-1 */ - mimo_antsel = (mimo_2x3_div_antselpat_tbl[idx] & 0xf); - return mimo_antsel; - } - - return mimo_antsel; -} - -/* boardlevel antenna selection: ucode interface control */ -static int wlc_antsel_cfgupd(struct antsel_info *asi, wlc_antselcfg_t *antsel) -{ - struct wlc_info *wlc = asi->wlc; - u8 ant_cfg; - u16 mimo_antsel; - - ASSERT(asi->antsel_type != ANTSEL_NA); - - /* 1) Update TX antconfig for all frames that are not unicast data - * (aka default TX) - */ - ant_cfg = antsel->ant_config[ANT_SELCFG_TX_DEF]; - mimo_antsel = wlc_antsel_antcfg2antsel(asi, ant_cfg); - wlc_write_shm(wlc, M_MIMO_ANTSEL_TXDFLT, mimo_antsel); - /* Update driver stats for currently selected default tx/rx antenna config */ - asi->antcfg_cur.ant_config[ANT_SELCFG_TX_DEF] = ant_cfg; - - /* 2) Update RX antconfig for all frames that are not unicast data - * (aka default RX) - */ - ant_cfg = antsel->ant_config[ANT_SELCFG_RX_DEF]; - mimo_antsel = wlc_antsel_antcfg2antsel(asi, ant_cfg); - wlc_write_shm(wlc, M_MIMO_ANTSEL_RXDFLT, mimo_antsel); - /* Update driver stats for currently selected default tx/rx antenna config */ - asi->antcfg_cur.ant_config[ANT_SELCFG_RX_DEF] = ant_cfg; - - return 0; -} - -#endif /* WLANTSEL */ diff --git a/drivers/staging/brcm80211/sys/wlc_antsel.h b/drivers/staging/brcm80211/sys/wlc_antsel.h deleted file mode 100644 index 8875b58..0000000 --- a/drivers/staging/brcm80211/sys/wlc_antsel.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_antsel_h_ -#define _wlc_antsel_h_ -extern struct antsel_info *wlc_antsel_attach(struct wlc_info *wlc, - struct osl_info *osh, - struct wlc_pub *pub, - struct wlc_hw_info *wlc_hw); -extern void wlc_antsel_detach(struct antsel_info *asi); -extern void wlc_antsel_init(struct antsel_info *asi); -extern void wlc_antsel_antcfg_get(struct antsel_info *asi, bool usedef, - bool sel, - u8 id, u8 fbid, u8 *antcfg, - u8 *fbantcfg); -extern u8 wlc_antsel_antsel2id(struct antsel_info *asi, u16 antsel); -#endif /* _wlc_antsel_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_bmac.c b/drivers/staging/brcm80211/sys/wlc_bmac.c deleted file mode 100644 index e22ce1f..0000000 --- a/drivers/staging/brcm80211/sys/wlc_bmac.c +++ /dev/null @@ -1,4235 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - - -#include <linux/kernel.h> -#include <wlc_cfg.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/netdevice.h> -#include <linux/etherdevice.h> -#include <bcmdefs.h> -#include <osl.h> -#include <proto/802.11.h> -#include <bcmwifi.h> -#include <bcmutils.h> -#include <siutils.h> -#include <bcmendian.h> -#include <wlioctl.h> -#include <sbconfig.h> -#include <sbchipc.h> -#include <pcicfg.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <hnddma.h> -#include <hndpmu.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_pub.h> -#include <wlc_channel.h> -#include <bcmsrom.h> -#include <wlc_key.h> -#include <bcmdevs.h> -/* BMAC_NOTE: a WLC_HIGH compile include of wlc.h adds in more structures and type - * dependencies. Need to include these to files to allow a clean include of wlc.h - * with WLC_HIGH defined. - * At some point we may be able to skip the include of wlc.h and instead just - * define a stub wlc_info and band struct to allow rpc calls to get the rpc handle. - */ -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_bmac.h> -#include <wlc_phy_shim.h> -#include <wlc_phy_hal.h> -#include <wl_export.h> -#include "wl_ucode.h" -#include "d11ucode_ext.h" -#include <bcmotp.h> - -/* BMAC_NOTE: With WLC_HIGH defined, some fns in this file make calls to high level - * functions defined in the headers below. We should be eliminating those calls and - * will be able to delete these include lines. - */ -#include <wlc_antsel.h> - -#include <pcie_core.h> - -#include <wlc_alloc.h> -#include <wl_dbg.h> - -#define TIMER_INTERVAL_WATCHDOG_BMAC 1000 /* watchdog timer, in unit of ms */ - -#define SYNTHPU_DLY_APHY_US 3700 /* a phy synthpu_dly time in us */ -#define SYNTHPU_DLY_BPHY_US 1050 /* b/g phy synthpu_dly time in us, default */ -#define SYNTHPU_DLY_NPHY_US 2048 /* n phy REV3 synthpu_dly time in us, default */ -#define SYNTHPU_DLY_LPPHY_US 300 /* lpphy synthpu_dly time in us */ - -#define SYNTHPU_DLY_PHY_US_QT 100 /* QT synthpu_dly time in us */ - -#ifndef BMAC_DUP_TO_REMOVE -#define WLC_RM_WAIT_TX_SUSPEND 4 /* Wait Tx Suspend */ - -#define ANTCNT 10 /* vanilla M_MAX_ANTCNT value */ - -#endif /* BMAC_DUP_TO_REMOVE */ - -#define DMAREG(wlc_hw, direction, fifonum) (D11REV_LT(wlc_hw->corerev, 11) ? \ - ((direction == DMA_TX) ? \ - (void *)&(wlc_hw->regs->fifo.f32regs.dmaregs[fifonum].xmt) : \ - (void *)&(wlc_hw->regs->fifo.f32regs.dmaregs[fifonum].rcv)) : \ - ((direction == DMA_TX) ? \ - (void *)&(wlc_hw->regs->fifo.f64regs[fifonum].dmaxmt) : \ - (void *)&(wlc_hw->regs->fifo.f64regs[fifonum].dmarcv))) - -/* - * The following table lists the buffer memory allocated to xmt fifos in HW. - * the size is in units of 256bytes(one block), total size is HW dependent - * ucode has default fifo partition, sw can overwrite if necessary - * - * This is documented in twiki under the topic UcodeTxFifo. Please ensure - * the twiki is updated before making changes. - */ - -#define XMTFIFOTBL_STARTREV 20 /* Starting corerev for the fifo size table */ - -static u16 xmtfifo_sz[][NFIFO] = { - {20, 192, 192, 21, 17, 5}, /* corerev 20: 5120, 49152, 49152, 5376, 4352, 1280 */ - {9, 58, 22, 14, 14, 5}, /* corerev 21: 2304, 14848, 5632, 3584, 3584, 1280 */ - {20, 192, 192, 21, 17, 5}, /* corerev 22: 5120, 49152, 49152, 5376, 4352, 1280 */ - {20, 192, 192, 21, 17, 5}, /* corerev 23: 5120, 49152, 49152, 5376, 4352, 1280 */ - {9, 58, 22, 14, 14, 5}, /* corerev 24: 2304, 14848, 5632, 3584, 3584, 1280 */ -}; - -static void wlc_clkctl_clk(struct wlc_hw_info *wlc, uint mode); -static void wlc_coreinit(struct wlc_info *wlc); - -/* used by wlc_wakeucode_init() */ -static void wlc_write_inits(struct wlc_hw_info *wlc_hw, const d11init_t *inits); -static void wlc_ucode_write(struct wlc_hw_info *wlc_hw, const u32 ucode[], - const uint nbytes); -static void wlc_ucode_download(struct wlc_hw_info *wlc); -static void wlc_ucode_txant_set(struct wlc_hw_info *wlc_hw); - -/* used by wlc_dpc() */ -static bool wlc_bmac_dotxstatus(struct wlc_hw_info *wlc, tx_status_t *txs, - u32 s2); -static bool wlc_bmac_txstatus_corerev4(struct wlc_hw_info *wlc); -static bool wlc_bmac_txstatus(struct wlc_hw_info *wlc, bool bound, bool *fatal); -static bool wlc_bmac_recv(struct wlc_hw_info *wlc_hw, uint fifo, bool bound); - -/* used by wlc_down() */ -static void wlc_flushqueues(struct wlc_info *wlc); - -static void wlc_write_mhf(struct wlc_hw_info *wlc_hw, u16 *mhfs); -static void wlc_mctrl_reset(struct wlc_hw_info *wlc_hw); -static void wlc_corerev_fifofixup(struct wlc_hw_info *wlc_hw); - -/* Low Level Prototypes */ -static u16 wlc_bmac_read_objmem(struct wlc_hw_info *wlc_hw, uint offset, - u32 sel); -static void wlc_bmac_write_objmem(struct wlc_hw_info *wlc_hw, uint offset, - u16 v, u32 sel); -static bool wlc_bmac_attach_dmapio(struct wlc_info *wlc, uint j, bool wme); -static void wlc_bmac_detach_dmapio(struct wlc_hw_info *wlc_hw); -static void wlc_ucode_bsinit(struct wlc_hw_info *wlc_hw); -static bool wlc_validboardtype(struct wlc_hw_info *wlc); -static bool wlc_isgoodchip(struct wlc_hw_info *wlc_hw); -static char *wlc_get_macaddr(struct wlc_hw_info *wlc_hw); -static void wlc_mhfdef(struct wlc_info *wlc, u16 *mhfs, u16 mhf2_init); -static void wlc_mctrl_write(struct wlc_hw_info *wlc_hw); -static void wlc_ucode_mute_override_set(struct wlc_hw_info *wlc_hw); -static void wlc_ucode_mute_override_clear(struct wlc_hw_info *wlc_hw); -static u32 wlc_wlintrsoff(struct wlc_info *wlc); -static void wlc_wlintrsrestore(struct wlc_info *wlc, u32 macintmask); -static void wlc_gpio_init(struct wlc_info *wlc); -static void wlc_write_hw_bcntemplate0(struct wlc_hw_info *wlc_hw, void *bcn, - int len); -static void wlc_write_hw_bcntemplate1(struct wlc_hw_info *wlc_hw, void *bcn, - int len); -static void wlc_bmac_bsinit(struct wlc_info *wlc, chanspec_t chanspec); -static u32 wlc_setband_inact(struct wlc_info *wlc, uint bandunit); -static void wlc_bmac_setband(struct wlc_hw_info *wlc_hw, uint bandunit, - chanspec_t chanspec); -static void wlc_bmac_update_slot_timing(struct wlc_hw_info *wlc_hw, - bool shortslot); -static void wlc_upd_ofdm_pctl1_table(struct wlc_hw_info *wlc_hw); -static u16 wlc_bmac_ofdm_ratetable_offset(struct wlc_hw_info *wlc_hw, - u8 rate); - -/* === Low Level functions === */ - -void wlc_bmac_set_shortslot(struct wlc_hw_info *wlc_hw, bool shortslot) -{ - wlc_hw->shortslot = shortslot; - - if (BAND_2G(wlc_hw->band->bandtype) && wlc_hw->up) { - wlc_suspend_mac_and_wait(wlc_hw->wlc); - wlc_bmac_update_slot_timing(wlc_hw, shortslot); - wlc_enable_mac(wlc_hw->wlc); - } -} - -/* - * Update the slot timing for standard 11b/g (20us slots) - * or shortslot 11g (9us slots) - * The PSM needs to be suspended for this call. - */ -static void wlc_bmac_update_slot_timing(struct wlc_hw_info *wlc_hw, - bool shortslot) -{ - struct osl_info *osh; - d11regs_t *regs; - - osh = wlc_hw->osh; - regs = wlc_hw->regs; - - if (shortslot) { - /* 11g short slot: 11a timing */ - W_REG(osh, ®s->ifs_slot, 0x0207); /* APHY_SLOT_TIME */ - wlc_bmac_write_shm(wlc_hw, M_DOT11_SLOT, APHY_SLOT_TIME); - } else { - /* 11g long slot: 11b timing */ - W_REG(osh, ®s->ifs_slot, 0x0212); /* BPHY_SLOT_TIME */ - wlc_bmac_write_shm(wlc_hw, M_DOT11_SLOT, BPHY_SLOT_TIME); - } -} - -static void WLBANDINITFN(wlc_ucode_bsinit) (struct wlc_hw_info *wlc_hw) -{ - /* init microcode host flags */ - wlc_write_mhf(wlc_hw, wlc_hw->band->mhfs); - - /* do band-specific ucode IHR, SHM, and SCR inits */ - if (D11REV_IS(wlc_hw->corerev, 23)) { - if (WLCISNPHY(wlc_hw->band)) { - wlc_write_inits(wlc_hw, d11n0bsinitvals16); - } else { - WL_ERROR("%s: wl%d: unsupported phy in corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } - } else { - if (D11REV_IS(wlc_hw->corerev, 24)) { - if (WLCISLCNPHY(wlc_hw->band)) { - wlc_write_inits(wlc_hw, d11lcn0bsinitvals24); - } else - WL_ERROR("%s: wl%d: unsupported phy in corerev %d\n", - __func__, wlc_hw->unit, - wlc_hw->corerev); - } else { - WL_ERROR("%s: wl%d: unsupported corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } - } -} - -/* switch to new band but leave it inactive */ -static u32 WLBANDINITFN(wlc_setband_inact) (struct wlc_info *wlc, uint bandunit) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - u32 macintmask; - u32 tmp; - - WL_TRACE("wl%d: wlc_setband_inact\n", wlc_hw->unit); - - ASSERT(bandunit != wlc_hw->band->bandunit); - ASSERT(si_iscoreup(wlc_hw->sih)); - ASSERT((R_REG(wlc_hw->osh, &wlc_hw->regs->maccontrol) & MCTL_EN_MAC) == - 0); - - /* disable interrupts */ - macintmask = wl_intrsoff(wlc->wl); - - /* radio off */ - wlc_phy_switch_radio(wlc_hw->band->pi, OFF); - - ASSERT(wlc_hw->clk); - - if (D11REV_LT(wlc_hw->corerev, 17)) - tmp = R_REG(wlc_hw->osh, &wlc_hw->regs->maccontrol); - - wlc_bmac_core_phy_clk(wlc_hw, OFF); - - wlc_setxband(wlc_hw, bandunit); - - return macintmask; -} - -/* Process received frames */ -/* - * Return true if more frames need to be processed. false otherwise. - * Param 'bound' indicates max. # frames to process before break out. - */ -static bool BCMFASTPATH -wlc_bmac_recv(struct wlc_hw_info *wlc_hw, uint fifo, bool bound) -{ - struct sk_buff *p; - struct sk_buff *head = NULL; - struct sk_buff *tail = NULL; - uint n = 0; - uint bound_limit = bound ? wlc_hw->wlc->pub->tunables->rxbnd : -1; - u32 tsf_h, tsf_l; - wlc_d11rxhdr_t *wlc_rxhdr = NULL; - - WL_TRACE("wl%d: %s\n", wlc_hw->unit, __func__); - /* gather received frames */ - while ((p = dma_rx(wlc_hw->di[fifo]))) { - - if (!tail) - head = tail = p; - else { - tail->prev = p; - tail = p; - } - - /* !give others some time to run! */ - if (++n >= bound_limit) - break; - } - - /* get the TSF REG reading */ - wlc_bmac_read_tsf(wlc_hw, &tsf_l, &tsf_h); - - /* post more rbufs */ - dma_rxfill(wlc_hw->di[fifo]); - - /* process each frame */ - while ((p = head) != NULL) { - head = head->prev; - p->prev = NULL; - - /* record the tsf_l in wlc_rxd11hdr */ - wlc_rxhdr = (wlc_d11rxhdr_t *) p->data; - wlc_rxhdr->tsf_l = htol32(tsf_l); - - /* compute the RSSI from d11rxhdr and record it in wlc_rxd11hr */ - wlc_phy_rssi_compute(wlc_hw->band->pi, wlc_rxhdr); - - wlc_recv(wlc_hw->wlc, p); - } - - return n >= bound_limit; -} - -/* second-level interrupt processing - * Return true if another dpc needs to be re-scheduled. false otherwise. - * Param 'bounded' indicates if applicable loops should be bounded. - */ -bool BCMFASTPATH wlc_dpc(struct wlc_info *wlc, bool bounded) -{ - u32 macintstatus; - struct wlc_hw_info *wlc_hw = wlc->hw; - d11regs_t *regs = wlc_hw->regs; - bool fatal = false; - - if (DEVICEREMOVED(wlc)) { - WL_ERROR("wl%d: %s: dead chip\n", wlc_hw->unit, __func__); - wl_down(wlc->wl); - return false; - } - - /* grab and clear the saved software intstatus bits */ - macintstatus = wlc->macintstatus; - wlc->macintstatus = 0; - - WL_TRACE("wl%d: wlc_dpc: macintstatus 0x%x\n", - wlc_hw->unit, macintstatus); - - if (macintstatus & MI_PRQ) { - /* Process probe request FIFO */ - ASSERT(0 && "PRQ Interrupt in non-MBSS"); - } - - /* BCN template is available */ - /* ZZZ: Use AP_ACTIVE ? */ - if (AP_ENAB(wlc->pub) && (!APSTA_ENAB(wlc->pub) || wlc->aps_associated) - && (macintstatus & MI_BCNTPL)) { - wlc_update_beacon(wlc); - } - - /* PMQ entry addition */ - if (macintstatus & MI_PMQ) { - } - - /* tx status */ - if (macintstatus & MI_TFS) { - if (wlc_bmac_txstatus(wlc->hw, bounded, &fatal)) - wlc->macintstatus |= MI_TFS; - if (fatal) { - WL_ERROR("MI_TFS: fatal\n"); - goto fatal; - } - } - - if (macintstatus & (MI_TBTT | MI_DTIM_TBTT)) - wlc_tbtt(wlc, regs); - - /* ATIM window end */ - if (macintstatus & MI_ATIMWINEND) { - WL_TRACE("wlc_isr: end of ATIM window\n"); - - OR_REG(wlc_hw->osh, ®s->maccommand, wlc->qvalid); - wlc->qvalid = 0; - } - - /* phy tx error */ - if (macintstatus & MI_PHYTXERR) { - WLCNTINCR(wlc->pub->_cnt->txphyerr); - } - - /* received data or control frame, MI_DMAINT is indication of RX_FIFO interrupt */ - if (macintstatus & MI_DMAINT) { - if (wlc_bmac_recv(wlc_hw, RX_FIFO, bounded)) { - wlc->macintstatus |= MI_DMAINT; - } - } - - /* TX FIFO suspend/flush completion */ - if (macintstatus & MI_TXSTOP) { - if (wlc_bmac_tx_fifo_suspended(wlc_hw, TX_DATA_FIFO)) { - /* WL_ERROR("dpc: fifo_suspend_comlete\n"); */ - } - } - - /* noise sample collected */ - if (macintstatus & MI_BG_NOISE) { - wlc_phy_noise_sample_intr(wlc_hw->band->pi); - } - - if (macintstatus & MI_GP0) { - WL_ERROR("wl%d: PSM microcode watchdog fired at %d (seconds). Resetting.\n", - wlc_hw->unit, wlc_hw->now); - - printk_once("%s : PSM Watchdog, chipid 0x%x, chiprev 0x%x\n", - __func__, wlc_hw->sih->chip, - wlc_hw->sih->chiprev); - - WLCNTINCR(wlc->pub->_cnt->psmwds); - - /* big hammer */ - wl_init(wlc->wl); - } - - /* gptimer timeout */ - if (macintstatus & MI_TO) { - W_REG(wlc_hw->osh, ®s->gptimer, 0); - } - - if (macintstatus & MI_RFDISABLE) { -#if defined(BCMDBG) - u32 rfd = R_REG(wlc_hw->osh, ®s->phydebug) & PDBG_RFD; -#endif - - WL_ERROR("wl%d: MAC Detected a change on the RF Disable Input 0x%x\n", - wlc_hw->unit, rfd); - - WLCNTINCR(wlc->pub->_cnt->rfdisable); - } - - /* send any enq'd tx packets. Just makes sure to jump start tx */ - if (!pktq_empty(&wlc->active_queue->q)) - wlc_send_q(wlc, wlc->active_queue); - - ASSERT(wlc_ps_check(wlc)); - - /* make sure the bound indication and the implementation are in sync */ - ASSERT(bounded == true || wlc->macintstatus == 0); - - /* it isn't done and needs to be resched if macintstatus is non-zero */ - return wlc->macintstatus != 0; - - fatal: - wl_init(wlc->wl); - return wlc->macintstatus != 0; -} - -/* common low-level watchdog code */ -void wlc_bmac_watchdog(void *arg) -{ - struct wlc_info *wlc = (struct wlc_info *) arg; - struct wlc_hw_info *wlc_hw = wlc->hw; - - WL_TRACE("wl%d: wlc_bmac_watchdog\n", wlc_hw->unit); - - if (!wlc_hw->up) - return; - - /* increment second count */ - wlc_hw->now++; - - /* Check for FIFO error interrupts */ - wlc_bmac_fifoerrors(wlc_hw); - - /* make sure RX dma has buffers */ - dma_rxfill(wlc->hw->di[RX_FIFO]); - if (D11REV_IS(wlc_hw->corerev, 4)) { - dma_rxfill(wlc->hw->di[RX_TXSTATUS_FIFO]); - } - - wlc_phy_watchdog(wlc_hw->band->pi); -} - -void -wlc_bmac_set_chanspec(struct wlc_hw_info *wlc_hw, chanspec_t chanspec, - bool mute, struct txpwr_limits *txpwr) -{ - uint bandunit; - - WL_TRACE("wl%d: wlc_bmac_set_chanspec 0x%x\n", - wlc_hw->unit, chanspec); - - wlc_hw->chanspec = chanspec; - - /* Switch bands if necessary */ - if (NBANDS_HW(wlc_hw) > 1) { - bandunit = CHSPEC_WLCBANDUNIT(chanspec); - if (wlc_hw->band->bandunit != bandunit) { - /* wlc_bmac_setband disables other bandunit, - * use light band switch if not up yet - */ - if (wlc_hw->up) { - wlc_phy_chanspec_radio_set(wlc_hw-> - bandstate[bandunit]-> - pi, chanspec); - wlc_bmac_setband(wlc_hw, bandunit, chanspec); - } else { - wlc_setxband(wlc_hw, bandunit); - } - } - } - - wlc_phy_initcal_enable(wlc_hw->band->pi, !mute); - - if (!wlc_hw->up) { - if (wlc_hw->clk) - wlc_phy_txpower_limit_set(wlc_hw->band->pi, txpwr, - chanspec); - wlc_phy_chanspec_radio_set(wlc_hw->band->pi, chanspec); - } else { - wlc_phy_chanspec_set(wlc_hw->band->pi, chanspec); - wlc_phy_txpower_limit_set(wlc_hw->band->pi, txpwr, chanspec); - - /* Update muting of the channel */ - wlc_bmac_mute(wlc_hw, mute, 0); - } -} - -int wlc_bmac_revinfo_get(struct wlc_hw_info *wlc_hw, - wlc_bmac_revinfo_t *revinfo) -{ - si_t *sih = wlc_hw->sih; - uint idx; - - revinfo->vendorid = wlc_hw->vendorid; - revinfo->deviceid = wlc_hw->deviceid; - - revinfo->boardrev = wlc_hw->boardrev; - revinfo->corerev = wlc_hw->corerev; - revinfo->sromrev = wlc_hw->sromrev; - revinfo->chiprev = sih->chiprev; - revinfo->chip = sih->chip; - revinfo->chippkg = sih->chippkg; - revinfo->boardtype = sih->boardtype; - revinfo->boardvendor = sih->boardvendor; - revinfo->bustype = sih->bustype; - revinfo->buscoretype = sih->buscoretype; - revinfo->buscorerev = sih->buscorerev; - revinfo->issim = sih->issim; - - revinfo->nbands = NBANDS_HW(wlc_hw); - - for (idx = 0; idx < NBANDS_HW(wlc_hw); idx++) { - wlc_hwband_t *band = wlc_hw->bandstate[idx]; - revinfo->band[idx].bandunit = band->bandunit; - revinfo->band[idx].bandtype = band->bandtype; - revinfo->band[idx].phytype = band->phytype; - revinfo->band[idx].phyrev = band->phyrev; - revinfo->band[idx].radioid = band->radioid; - revinfo->band[idx].radiorev = band->radiorev; - revinfo->band[idx].abgphy_encore = band->abgphy_encore; - revinfo->band[idx].anarev = 0; - - } - return 0; -} - -int wlc_bmac_state_get(struct wlc_hw_info *wlc_hw, wlc_bmac_state_t *state) -{ - state->machwcap = wlc_hw->machwcap; - - return 0; -} - -static bool wlc_bmac_attach_dmapio(struct wlc_info *wlc, uint j, bool wme) -{ - uint i; - char name[8]; - /* ucode host flag 2 needed for pio mode, independent of band and fifo */ - u16 pio_mhf2 = 0; - struct wlc_hw_info *wlc_hw = wlc->hw; - uint unit = wlc_hw->unit; - wlc_tunables_t *tune = wlc->pub->tunables; - - /* name and offsets for dma_attach */ - snprintf(name, sizeof(name), "wl%d", unit); - - if (wlc_hw->di[0] == 0) { /* Init FIFOs */ - uint addrwidth; - int dma_attach_err = 0; - struct osl_info *osh = wlc_hw->osh; - - /* Find out the DMA addressing capability and let OS know - * All the channels within one DMA core have 'common-minimum' same - * capability - */ - addrwidth = - dma_addrwidth(wlc_hw->sih, DMAREG(wlc_hw, DMA_TX, 0)); - - if (!wl_alloc_dma_resources(wlc_hw->wlc->wl, addrwidth)) { - WL_ERROR("wl%d: wlc_attach: alloc_dma_resources failed\n", - unit); - return false; - } - - /* - * FIFO 0 - * TX: TX_AC_BK_FIFO (TX AC Background data packets) - * RX: RX_FIFO (RX data packets) - */ - ASSERT(TX_AC_BK_FIFO == 0); - ASSERT(RX_FIFO == 0); - wlc_hw->di[0] = dma_attach(osh, name, wlc_hw->sih, - (wme ? DMAREG(wlc_hw, DMA_TX, 0) : - NULL), DMAREG(wlc_hw, DMA_RX, 0), - (wme ? tune->ntxd : 0), tune->nrxd, - tune->rxbufsz, -1, tune->nrxbufpost, - WL_HWRXOFF, &wl_msg_level); - dma_attach_err |= (NULL == wlc_hw->di[0]); - - /* - * FIFO 1 - * TX: TX_AC_BE_FIFO (TX AC Best-Effort data packets) - * (legacy) TX_DATA_FIFO (TX data packets) - * RX: UNUSED - */ - ASSERT(TX_AC_BE_FIFO == 1); - ASSERT(TX_DATA_FIFO == 1); - wlc_hw->di[1] = dma_attach(osh, name, wlc_hw->sih, - DMAREG(wlc_hw, DMA_TX, 1), NULL, - tune->ntxd, 0, 0, -1, 0, 0, - &wl_msg_level); - dma_attach_err |= (NULL == wlc_hw->di[1]); - - /* - * FIFO 2 - * TX: TX_AC_VI_FIFO (TX AC Video data packets) - * RX: UNUSED - */ - ASSERT(TX_AC_VI_FIFO == 2); - wlc_hw->di[2] = dma_attach(osh, name, wlc_hw->sih, - DMAREG(wlc_hw, DMA_TX, 2), NULL, - tune->ntxd, 0, 0, -1, 0, 0, - &wl_msg_level); - dma_attach_err |= (NULL == wlc_hw->di[2]); - /* - * FIFO 3 - * TX: TX_AC_VO_FIFO (TX AC Voice data packets) - * (legacy) TX_CTL_FIFO (TX control & mgmt packets) - * RX: RX_TXSTATUS_FIFO (transmit-status packets) - * for corerev < 5 only - */ - ASSERT(TX_AC_VO_FIFO == 3); - ASSERT(TX_CTL_FIFO == 3); - if (D11REV_IS(wlc_hw->corerev, 4)) { - ASSERT(RX_TXSTATUS_FIFO == 3); - wlc_hw->di[3] = dma_attach(osh, name, wlc_hw->sih, - DMAREG(wlc_hw, DMA_TX, 3), - DMAREG(wlc_hw, DMA_RX, 3), - tune->ntxd, tune->nrxd, - sizeof(tx_status_t), -1, - tune->nrxbufpost, 0, - &wl_msg_level); - dma_attach_err |= (NULL == wlc_hw->di[3]); - } else { - wlc_hw->di[3] = dma_attach(osh, name, wlc_hw->sih, - DMAREG(wlc_hw, DMA_TX, 3), - NULL, tune->ntxd, 0, 0, -1, - 0, 0, &wl_msg_level); - dma_attach_err |= (NULL == wlc_hw->di[3]); - } -/* Cleaner to leave this as if with AP defined */ - - if (dma_attach_err) { - WL_ERROR("wl%d: wlc_attach: dma_attach failed\n", unit); - return false; - } - - /* get pointer to dma engine tx flow control variable */ - for (i = 0; i < NFIFO; i++) - if (wlc_hw->di[i]) - wlc_hw->txavail[i] = - (uint *) dma_getvar(wlc_hw->di[i], - "&txavail"); - } - - /* initial ucode host flags */ - wlc_mhfdef(wlc, wlc_hw->band->mhfs, pio_mhf2); - - return true; -} - -static void wlc_bmac_detach_dmapio(struct wlc_hw_info *wlc_hw) -{ - uint j; - - for (j = 0; j < NFIFO; j++) { - if (wlc_hw->di[j]) { - dma_detach(wlc_hw->di[j]); - wlc_hw->di[j] = NULL; - } - } -} - -/* low level attach - * run backplane attach, init nvram - * run phy attach - * initialize software state for each core and band - * put the whole chip in reset(driver down state), no clock - */ -int wlc_bmac_attach(struct wlc_info *wlc, u16 vendor, u16 device, uint unit, - bool piomode, struct osl_info *osh, void *regsva, - uint bustype, void *btparam) -{ - struct wlc_hw_info *wlc_hw; - d11regs_t *regs; - char *macaddr = NULL; - char *vars; - uint err = 0; - uint j; - bool wme = false; - shared_phy_params_t sha_params; - - WL_TRACE("wl%d: wlc_bmac_attach: vendor 0x%x device 0x%x\n", - unit, vendor, device); - - ASSERT(sizeof(wlc_d11rxhdr_t) <= WL_HWRXOFF); - - wme = true; - - wlc_hw = wlc->hw; - wlc_hw->wlc = wlc; - wlc_hw->unit = unit; - wlc_hw->osh = osh; - wlc_hw->band = wlc_hw->bandstate[0]; - wlc_hw->_piomode = piomode; - - /* populate struct wlc_hw_info with default values */ - wlc_bmac_info_init(wlc_hw); - - /* - * Do the hardware portion of the attach. - * Also initialize software state that depends on the particular hardware - * we are running. - */ - wlc_hw->sih = si_attach((uint) device, osh, regsva, bustype, btparam, - &wlc_hw->vars, &wlc_hw->vars_size); - if (wlc_hw->sih == NULL) { - WL_ERROR("wl%d: wlc_bmac_attach: si_attach failed\n", unit); - err = 11; - goto fail; - } - vars = wlc_hw->vars; - - /* - * Get vendid/devid nvram overwrites, which could be different - * than those the BIOS recognizes for devices on PCMCIA_BUS, - * SDIO_BUS, and SROMless devices on PCI_BUS. - */ -#ifdef BCMBUSTYPE - bustype = BCMBUSTYPE; -#endif - if (bustype != SI_BUS) { - char *var; - - var = getvar(vars, "vendid"); - if (var) { - vendor = (u16) simple_strtoul(var, NULL, 0); - WL_ERROR("Overriding vendor id = 0x%x\n", vendor); - } - var = getvar(vars, "devid"); - if (var) { - u16 devid = (u16) simple_strtoul(var, NULL, 0); - if (devid != 0xffff) { - device = devid; - WL_ERROR("Overriding device id = 0x%x\n", - device); - } - } - - /* verify again the device is supported */ - if (!wlc_chipmatch(vendor, device)) { - WL_ERROR("wl%d: wlc_bmac_attach: Unsupported vendor/device (0x%x/0x%x)\n", - unit, vendor, device); - err = 12; - goto fail; - } - } - - wlc_hw->vendorid = vendor; - wlc_hw->deviceid = device; - - /* set bar0 window to point at D11 core */ - wlc_hw->regs = (d11regs_t *) si_setcore(wlc_hw->sih, D11_CORE_ID, 0); - wlc_hw->corerev = si_corerev(wlc_hw->sih); - - regs = wlc_hw->regs; - - wlc->regs = wlc_hw->regs; - - /* validate chip, chiprev and corerev */ - if (!wlc_isgoodchip(wlc_hw)) { - err = 13; - goto fail; - } - - /* initialize power control registers */ - si_clkctl_init(wlc_hw->sih); - - /* request fastclock and force fastclock for the rest of attach - * bring the d11 core out of reset. - * For PMU chips, the first wlc_clkctl_clk is no-op since core-clk is still false; - * But it will be called again inside wlc_corereset, after d11 is out of reset. - */ - wlc_clkctl_clk(wlc_hw, CLK_FAST); - wlc_bmac_corereset(wlc_hw, WLC_USE_COREFLAGS); - - if (!wlc_bmac_validate_chip_access(wlc_hw)) { - WL_ERROR("wl%d: wlc_bmac_attach: validate_chip_access failed\n", - unit); - err = 14; - goto fail; - } - - /* get the board rev, used just below */ - j = getintvar(vars, "boardrev"); - /* promote srom boardrev of 0xFF to 1 */ - if (j == BOARDREV_PROMOTABLE) - j = BOARDREV_PROMOTED; - wlc_hw->boardrev = (u16) j; - if (!wlc_validboardtype(wlc_hw)) { - WL_ERROR("wl%d: wlc_bmac_attach: Unsupported Broadcom board type (0x%x)" " or revision level (0x%x)\n", - unit, wlc_hw->sih->boardtype, wlc_hw->boardrev); - err = 15; - goto fail; - } - wlc_hw->sromrev = (u8) getintvar(vars, "sromrev"); - wlc_hw->boardflags = (u32) getintvar(vars, "boardflags"); - wlc_hw->boardflags2 = (u32) getintvar(vars, "boardflags2"); - - if (D11REV_LE(wlc_hw->corerev, 4) - || (wlc_hw->boardflags & BFL_NOPLLDOWN)) - wlc_bmac_pllreq(wlc_hw, true, WLC_PLLREQ_SHARED); - - if ((wlc_hw->sih->bustype == PCI_BUS) - && (si_pci_war16165(wlc_hw->sih))) - wlc->war16165 = true; - - /* check device id(srom, nvram etc.) to set bands */ - if (wlc_hw->deviceid == BCM43224_D11N_ID) { - /* Dualband boards */ - wlc_hw->_nbands = 2; - } else - wlc_hw->_nbands = 1; - - if ((wlc_hw->sih->chip == BCM43225_CHIP_ID)) - wlc_hw->_nbands = 1; - - /* BMAC_NOTE: remove init of pub values when wlc_attach() unconditionally does the - * init of these values - */ - wlc->vendorid = wlc_hw->vendorid; - wlc->deviceid = wlc_hw->deviceid; - wlc->pub->sih = wlc_hw->sih; - wlc->pub->corerev = wlc_hw->corerev; - wlc->pub->sromrev = wlc_hw->sromrev; - wlc->pub->boardrev = wlc_hw->boardrev; - wlc->pub->boardflags = wlc_hw->boardflags; - wlc->pub->boardflags2 = wlc_hw->boardflags2; - wlc->pub->_nbands = wlc_hw->_nbands; - - wlc_hw->physhim = wlc_phy_shim_attach(wlc_hw, wlc->wl, wlc); - - if (wlc_hw->physhim == NULL) { - WL_ERROR("wl%d: wlc_bmac_attach: wlc_phy_shim_attach failed\n", - unit); - err = 25; - goto fail; - } - - /* pass all the parameters to wlc_phy_shared_attach in one struct */ - sha_params.osh = osh; - sha_params.sih = wlc_hw->sih; - sha_params.physhim = wlc_hw->physhim; - sha_params.unit = unit; - sha_params.corerev = wlc_hw->corerev; - sha_params.vars = vars; - sha_params.vid = wlc_hw->vendorid; - sha_params.did = wlc_hw->deviceid; - sha_params.chip = wlc_hw->sih->chip; - sha_params.chiprev = wlc_hw->sih->chiprev; - sha_params.chippkg = wlc_hw->sih->chippkg; - sha_params.sromrev = wlc_hw->sromrev; - sha_params.boardtype = wlc_hw->sih->boardtype; - sha_params.boardrev = wlc_hw->boardrev; - sha_params.boardvendor = wlc_hw->sih->boardvendor; - sha_params.boardflags = wlc_hw->boardflags; - sha_params.boardflags2 = wlc_hw->boardflags2; - sha_params.bustype = wlc_hw->sih->bustype; - sha_params.buscorerev = wlc_hw->sih->buscorerev; - - /* alloc and save pointer to shared phy state area */ - wlc_hw->phy_sh = wlc_phy_shared_attach(&sha_params); - if (!wlc_hw->phy_sh) { - err = 16; - goto fail; - } - - /* initialize software state for each core and band */ - for (j = 0; j < NBANDS_HW(wlc_hw); j++) { - /* - * band0 is always 2.4Ghz - * band1, if present, is 5Ghz - */ - - /* So if this is a single band 11a card, use band 1 */ - if (IS_SINGLEBAND_5G(wlc_hw->deviceid)) - j = BAND_5G_INDEX; - - wlc_setxband(wlc_hw, j); - - wlc_hw->band->bandunit = j; - wlc_hw->band->bandtype = j ? WLC_BAND_5G : WLC_BAND_2G; - wlc->band->bandunit = j; - wlc->band->bandtype = j ? WLC_BAND_5G : WLC_BAND_2G; - wlc->core->coreidx = si_coreidx(wlc_hw->sih); - - if (D11REV_GE(wlc_hw->corerev, 13)) { - wlc_hw->machwcap = R_REG(wlc_hw->osh, ®s->machwcap); - wlc_hw->machwcap_backup = wlc_hw->machwcap; - } - - /* init tx fifo size */ - ASSERT((wlc_hw->corerev - XMTFIFOTBL_STARTREV) < - ARRAY_SIZE(xmtfifo_sz)); - wlc_hw->xmtfifo_sz = - xmtfifo_sz[(wlc_hw->corerev - XMTFIFOTBL_STARTREV)]; - - /* Get a phy for this band */ - wlc_hw->band->pi = wlc_phy_attach(wlc_hw->phy_sh, - (void *)regs, wlc_hw->band->bandtype, vars); - if (wlc_hw->band->pi == NULL) { - WL_ERROR("wl%d: wlc_bmac_attach: wlc_phy_attach failed\n", - unit); - err = 17; - goto fail; - } - - wlc_phy_machwcap_set(wlc_hw->band->pi, wlc_hw->machwcap); - - wlc_phy_get_phyversion(wlc_hw->band->pi, &wlc_hw->band->phytype, - &wlc_hw->band->phyrev, - &wlc_hw->band->radioid, - &wlc_hw->band->radiorev); - wlc_hw->band->abgphy_encore = - wlc_phy_get_encore(wlc_hw->band->pi); - wlc->band->abgphy_encore = wlc_phy_get_encore(wlc_hw->band->pi); - wlc_hw->band->core_flags = - wlc_phy_get_coreflags(wlc_hw->band->pi); - - /* verify good phy_type & supported phy revision */ - if (WLCISNPHY(wlc_hw->band)) { - if (NCONF_HAS(wlc_hw->band->phyrev)) - goto good_phy; - else - goto bad_phy; - } else if (WLCISLCNPHY(wlc_hw->band)) { - if (LCNCONF_HAS(wlc_hw->band->phyrev)) - goto good_phy; - else - goto bad_phy; - } else { - bad_phy: - WL_ERROR("wl%d: wlc_bmac_attach: unsupported phy type/rev (%d/%d)\n", - unit, - wlc_hw->band->phytype, wlc_hw->band->phyrev); - err = 18; - goto fail; - } - - good_phy: - /* BMAC_NOTE: wlc->band->pi should not be set below and should be done in the - * high level attach. However we can not make that change until all low level access - * is changed to wlc_hw->band->pi. Instead do the wlc->band->pi init below, keeping - * wlc_hw->band->pi as well for incremental update of low level fns, and cut over - * low only init when all fns updated. - */ - wlc->band->pi = wlc_hw->band->pi; - wlc->band->phytype = wlc_hw->band->phytype; - wlc->band->phyrev = wlc_hw->band->phyrev; - wlc->band->radioid = wlc_hw->band->radioid; - wlc->band->radiorev = wlc_hw->band->radiorev; - - /* default contention windows size limits */ - wlc_hw->band->CWmin = APHY_CWMIN; - wlc_hw->band->CWmax = PHY_CWMAX; - - if (!wlc_bmac_attach_dmapio(wlc, j, wme)) { - err = 19; - goto fail; - } - } - - /* disable core to match driver "down" state */ - wlc_coredisable(wlc_hw); - - /* Match driver "down" state */ - if (wlc_hw->sih->bustype == PCI_BUS) - si_pci_down(wlc_hw->sih); - - /* register sb interrupt callback functions */ - si_register_intr_callback(wlc_hw->sih, (void *)wlc_wlintrsoff, - (void *)wlc_wlintrsrestore, NULL, wlc); - - /* turn off pll and xtal to match driver "down" state */ - wlc_bmac_xtal(wlc_hw, OFF); - - /* ********************************************************************* - * The hardware is in the DOWN state at this point. D11 core - * or cores are in reset with clocks off, and the board PLLs - * are off if possible. - * - * Beyond this point, wlc->sbclk == false and chip registers - * should not be touched. - ********************************************************************* - */ - - /* init etheraddr state variables */ - macaddr = wlc_get_macaddr(wlc_hw); - if (macaddr == NULL) { - WL_ERROR("wl%d: wlc_bmac_attach: macaddr not found\n", unit); - err = 21; - goto fail; - } - bcm_ether_atoe(macaddr, wlc_hw->etheraddr); - if (is_broadcast_ether_addr(wlc_hw->etheraddr) || - is_zero_ether_addr(wlc_hw->etheraddr)) { - WL_ERROR("wl%d: wlc_bmac_attach: bad macaddr %s\n", - unit, macaddr); - err = 22; - goto fail; - } - - WL_ERROR("%s:: deviceid 0x%x nbands %d board 0x%x macaddr: %s\n", - __func__, wlc_hw->deviceid, wlc_hw->_nbands, - wlc_hw->sih->boardtype, macaddr); - - return err; - - fail: - WL_ERROR("wl%d: wlc_bmac_attach: failed with err %d\n", unit, err); - return err; -} - -/* - * Initialize wlc_info default values ... - * may get overrides later in this function - * BMAC_NOTES, move low out and resolve the dangling ones - */ -void wlc_bmac_info_init(struct wlc_hw_info *wlc_hw) -{ - struct wlc_info *wlc = wlc_hw->wlc; - - /* set default sw macintmask value */ - wlc->defmacintmask = DEF_MACINTMASK; - - /* various 802.11g modes */ - wlc_hw->shortslot = false; - - wlc_hw->SFBL = RETRY_SHORT_FB; - wlc_hw->LFBL = RETRY_LONG_FB; - - /* default mac retry limits */ - wlc_hw->SRL = RETRY_SHORT_DEF; - wlc_hw->LRL = RETRY_LONG_DEF; - wlc_hw->chanspec = CH20MHZ_CHSPEC(1); -} - -/* - * low level detach - */ -int wlc_bmac_detach(struct wlc_info *wlc) -{ - uint i; - wlc_hwband_t *band; - struct wlc_hw_info *wlc_hw = wlc->hw; - int callbacks; - - callbacks = 0; - - if (wlc_hw->sih) { - /* detach interrupt sync mechanism since interrupt is disabled and per-port - * interrupt object may has been freed. this must be done before sb core switch - */ - si_deregister_intr_callback(wlc_hw->sih); - - if (wlc_hw->sih->bustype == PCI_BUS) - si_pci_sleep(wlc_hw->sih); - } - - wlc_bmac_detach_dmapio(wlc_hw); - - band = wlc_hw->band; - for (i = 0; i < NBANDS_HW(wlc_hw); i++) { - if (band->pi) { - /* Detach this band's phy */ - wlc_phy_detach(band->pi); - band->pi = NULL; - } - band = wlc_hw->bandstate[OTHERBANDUNIT(wlc)]; - } - - /* Free shared phy state */ - wlc_phy_shared_detach(wlc_hw->phy_sh); - - wlc_phy_shim_detach(wlc_hw->physhim); - - /* free vars */ - if (wlc_hw->vars) { - kfree(wlc_hw->vars); - wlc_hw->vars = NULL; - } - - if (wlc_hw->sih) { - si_detach(wlc_hw->sih); - wlc_hw->sih = NULL; - } - - return callbacks; - -} - -void wlc_bmac_reset(struct wlc_hw_info *wlc_hw) -{ - WL_TRACE("wl%d: wlc_bmac_reset\n", wlc_hw->unit); - - WLCNTINCR(wlc_hw->wlc->pub->_cnt->reset); - - /* reset the core */ - if (!DEVICEREMOVED(wlc_hw->wlc)) - wlc_bmac_corereset(wlc_hw, WLC_USE_COREFLAGS); - - /* purge the dma rings */ - wlc_flushqueues(wlc_hw->wlc); - - wlc_reset_bmac_done(wlc_hw->wlc); -} - -void -wlc_bmac_init(struct wlc_hw_info *wlc_hw, chanspec_t chanspec, - bool mute) { - u32 macintmask; - bool fastclk; - struct wlc_info *wlc = wlc_hw->wlc; - - WL_TRACE("wl%d: wlc_bmac_init\n", wlc_hw->unit); - - /* request FAST clock if not on */ - fastclk = wlc_hw->forcefastclk; - if (!fastclk) - wlc_clkctl_clk(wlc_hw, CLK_FAST); - - /* disable interrupts */ - macintmask = wl_intrsoff(wlc->wl); - - /* set up the specified band and chanspec */ - wlc_setxband(wlc_hw, CHSPEC_WLCBANDUNIT(chanspec)); - wlc_phy_chanspec_radio_set(wlc_hw->band->pi, chanspec); - - /* do one-time phy inits and calibration */ - wlc_phy_cal_init(wlc_hw->band->pi); - - /* core-specific initialization */ - wlc_coreinit(wlc); - - /* suspend the tx fifos and mute the phy for preism cac time */ - if (mute) - wlc_bmac_mute(wlc_hw, ON, PHY_MUTE_FOR_PREISM); - - /* band-specific inits */ - wlc_bmac_bsinit(wlc, chanspec); - - /* restore macintmask */ - wl_intrsrestore(wlc->wl, macintmask); - - /* seed wake_override with WLC_WAKE_OVERRIDE_MACSUSPEND since the mac is suspended - * and wlc_enable_mac() will clear this override bit. - */ - mboolset(wlc_hw->wake_override, WLC_WAKE_OVERRIDE_MACSUSPEND); - - /* - * initialize mac_suspend_depth to 1 to match ucode initial suspended state - */ - wlc_hw->mac_suspend_depth = 1; - - /* restore the clk */ - if (!fastclk) - wlc_clkctl_clk(wlc_hw, CLK_DYNAMIC); -} - -int wlc_bmac_up_prep(struct wlc_hw_info *wlc_hw) -{ - uint coremask; - - WL_TRACE("wl%d: %s:\n", wlc_hw->unit, __func__); - - ASSERT(wlc_hw->wlc->pub->hw_up && wlc_hw->wlc->macintmask == 0); - - /* - * Enable pll and xtal, initialize the power control registers, - * and force fastclock for the remainder of wlc_up(). - */ - wlc_bmac_xtal(wlc_hw, ON); - si_clkctl_init(wlc_hw->sih); - wlc_clkctl_clk(wlc_hw, CLK_FAST); - - /* - * Configure pci/pcmcia here instead of in wlc_attach() - * to allow mfg hotswap: down, hotswap (chip power cycle), up. - */ - coremask = (1 << wlc_hw->wlc->core->coreidx); - - if (wlc_hw->sih->bustype == PCI_BUS) - si_pci_setup(wlc_hw->sih, coremask); - - ASSERT(si_coreid(wlc_hw->sih) == D11_CORE_ID); - - /* - * Need to read the hwradio status here to cover the case where the system - * is loaded with the hw radio disabled. We do not want to bring the driver up in this case. - */ - if (wlc_bmac_radio_read_hwdisabled(wlc_hw)) { - /* put SB PCI in down state again */ - if (wlc_hw->sih->bustype == PCI_BUS) - si_pci_down(wlc_hw->sih); - wlc_bmac_xtal(wlc_hw, OFF); - return BCME_RADIOOFF; - } - - if (wlc_hw->sih->bustype == PCI_BUS) - si_pci_up(wlc_hw->sih); - - /* reset the d11 core */ - wlc_bmac_corereset(wlc_hw, WLC_USE_COREFLAGS); - - return 0; -} - -int wlc_bmac_up_finish(struct wlc_hw_info *wlc_hw) -{ - WL_TRACE("wl%d: %s:\n", wlc_hw->unit, __func__); - - wlc_hw->up = true; - wlc_phy_hw_state_upd(wlc_hw->band->pi, true); - - /* FULLY enable dynamic power control and d11 core interrupt */ - wlc_clkctl_clk(wlc_hw, CLK_DYNAMIC); - ASSERT(wlc_hw->wlc->macintmask == 0); - wl_intrson(wlc_hw->wlc->wl); - return 0; -} - -int wlc_bmac_down_prep(struct wlc_hw_info *wlc_hw) -{ - bool dev_gone; - uint callbacks = 0; - - WL_TRACE("wl%d: %s:\n", wlc_hw->unit, __func__); - - if (!wlc_hw->up) - return callbacks; - - dev_gone = DEVICEREMOVED(wlc_hw->wlc); - - /* disable interrupts */ - if (dev_gone) - wlc_hw->wlc->macintmask = 0; - else { - /* now disable interrupts */ - wl_intrsoff(wlc_hw->wlc->wl); - - /* ensure we're running on the pll clock again */ - wlc_clkctl_clk(wlc_hw, CLK_FAST); - } - /* down phy at the last of this stage */ - callbacks += wlc_phy_down(wlc_hw->band->pi); - - return callbacks; -} - -int wlc_bmac_down_finish(struct wlc_hw_info *wlc_hw) -{ - uint callbacks = 0; - bool dev_gone; - - WL_TRACE("wl%d: %s:\n", wlc_hw->unit, __func__); - - if (!wlc_hw->up) - return callbacks; - - wlc_hw->up = false; - wlc_phy_hw_state_upd(wlc_hw->band->pi, false); - - dev_gone = DEVICEREMOVED(wlc_hw->wlc); - - if (dev_gone) { - wlc_hw->sbclk = false; - wlc_hw->clk = false; - wlc_phy_hw_clk_state_upd(wlc_hw->band->pi, false); - - /* reclaim any posted packets */ - wlc_flushqueues(wlc_hw->wlc); - } else { - - /* Reset and disable the core */ - if (si_iscoreup(wlc_hw->sih)) { - if (R_REG(wlc_hw->osh, &wlc_hw->regs->maccontrol) & - MCTL_EN_MAC) - wlc_suspend_mac_and_wait(wlc_hw->wlc); - callbacks += wl_reset(wlc_hw->wlc->wl); - wlc_coredisable(wlc_hw); - } - - /* turn off primary xtal and pll */ - if (!wlc_hw->noreset) { - if (wlc_hw->sih->bustype == PCI_BUS) - si_pci_down(wlc_hw->sih); - wlc_bmac_xtal(wlc_hw, OFF); - } - } - - return callbacks; -} - -void wlc_bmac_wait_for_wake(struct wlc_hw_info *wlc_hw) -{ - if (D11REV_IS(wlc_hw->corerev, 4)) /* no slowclock */ - udelay(5); - else { - /* delay before first read of ucode state */ - udelay(40); - - /* wait until ucode is no longer asleep */ - SPINWAIT((wlc_bmac_read_shm(wlc_hw, M_UCODE_DBGST) == - DBGST_ASLEEP), wlc_hw->wlc->fastpwrup_dly); - } - - ASSERT(wlc_bmac_read_shm(wlc_hw, M_UCODE_DBGST) != DBGST_ASLEEP); -} - -void wlc_bmac_hw_etheraddr(struct wlc_hw_info *wlc_hw, u8 *ea) -{ - bcopy(wlc_hw->etheraddr, ea, ETH_ALEN); -} - -void wlc_bmac_set_hw_etheraddr(struct wlc_hw_info *wlc_hw, - u8 *ea) -{ - bcopy(ea, wlc_hw->etheraddr, ETH_ALEN); -} - -int wlc_bmac_bandtype(struct wlc_hw_info *wlc_hw) -{ - return wlc_hw->band->bandtype; -} - -void *wlc_cur_phy(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - return (void *)wlc_hw->band->pi; -} - -/* control chip clock to save power, enable dynamic clock or force fast clock */ -static void wlc_clkctl_clk(struct wlc_hw_info *wlc_hw, uint mode) -{ - if (PMUCTL_ENAB(wlc_hw->sih)) { - /* new chips with PMU, CCS_FORCEHT will distribute the HT clock on backplane, - * but mac core will still run on ALP(not HT) when it enters powersave mode, - * which means the FCA bit may not be set. - * should wakeup mac if driver wants it to run on HT. - */ - - if (wlc_hw->clk) { - if (mode == CLK_FAST) { - OR_REG(wlc_hw->osh, &wlc_hw->regs->clk_ctl_st, - CCS_FORCEHT); - - udelay(64); - - SPINWAIT(((R_REG - (wlc_hw->osh, - &wlc_hw->regs-> - clk_ctl_st) & CCS_HTAVAIL) == 0), - PMU_MAX_TRANSITION_DLY); - ASSERT(R_REG - (wlc_hw->osh, - &wlc_hw->regs-> - clk_ctl_st) & CCS_HTAVAIL); - } else { - if ((wlc_hw->sih->pmurev == 0) && - (R_REG - (wlc_hw->osh, - &wlc_hw->regs-> - clk_ctl_st) & (CCS_FORCEHT | CCS_HTAREQ))) - SPINWAIT(((R_REG - (wlc_hw->osh, - &wlc_hw->regs-> - clk_ctl_st) & CCS_HTAVAIL) - == 0), - PMU_MAX_TRANSITION_DLY); - AND_REG(wlc_hw->osh, &wlc_hw->regs->clk_ctl_st, - ~CCS_FORCEHT); - } - } - wlc_hw->forcefastclk = (mode == CLK_FAST); - } else { - bool wakeup_ucode; - - /* old chips w/o PMU, force HT through cc, - * then use FCA to verify mac is running fast clock - */ - - wakeup_ucode = D11REV_LT(wlc_hw->corerev, 9); - - if (wlc_hw->up && wakeup_ucode) - wlc_ucode_wake_override_set(wlc_hw, - WLC_WAKE_OVERRIDE_CLKCTL); - - wlc_hw->forcefastclk = si_clkctl_cc(wlc_hw->sih, mode); - - if (D11REV_LT(wlc_hw->corerev, 11)) { - /* ucode WAR for old chips */ - if (wlc_hw->forcefastclk) - wlc_bmac_mhf(wlc_hw, MHF1, MHF1_FORCEFASTCLK, - MHF1_FORCEFASTCLK, WLC_BAND_ALL); - else - wlc_bmac_mhf(wlc_hw, MHF1, MHF1_FORCEFASTCLK, 0, - WLC_BAND_ALL); - } - - /* check fast clock is available (if core is not in reset) */ - if (D11REV_GT(wlc_hw->corerev, 4) && wlc_hw->forcefastclk - && wlc_hw->clk) - ASSERT(si_core_sflags(wlc_hw->sih, 0, 0) & SISF_FCLKA); - - /* keep the ucode wake bit on if forcefastclk is on - * since we do not want ucode to put us back to slow clock - * when it dozes for PM mode. - * Code below matches the wake override bit with current forcefastclk state - * Only setting bit in wake_override instead of waking ucode immediately - * since old code (wlc.c 1.4499) had this behavior. Older code set - * wlc->forcefastclk but only had the wake happen if the wakup_ucode work - * (protected by an up check) was executed just below. - */ - if (wlc_hw->forcefastclk) - mboolset(wlc_hw->wake_override, - WLC_WAKE_OVERRIDE_FORCEFAST); - else - mboolclr(wlc_hw->wake_override, - WLC_WAKE_OVERRIDE_FORCEFAST); - - /* ok to clear the wakeup now */ - if (wlc_hw->up && wakeup_ucode) - wlc_ucode_wake_override_clear(wlc_hw, - WLC_WAKE_OVERRIDE_CLKCTL); - } -} - -/* set initial host flags value */ -static void -wlc_mhfdef(struct wlc_info *wlc, u16 *mhfs, u16 mhf2_init) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - - memset(mhfs, 0, MHFMAX * sizeof(u16)); - - mhfs[MHF2] |= mhf2_init; - - /* prohibit use of slowclock on multifunction boards */ - if (wlc_hw->boardflags & BFL_NOPLLDOWN) - mhfs[MHF1] |= MHF1_FORCEFASTCLK; - - if (WLCISNPHY(wlc_hw->band) && NREV_LT(wlc_hw->band->phyrev, 2)) { - mhfs[MHF2] |= MHF2_NPHY40MHZ_WAR; - mhfs[MHF1] |= MHF1_IQSWAP_WAR; - } -} - -/* set or clear ucode host flag bits - * it has an optimization for no-change write - * it only writes through shared memory when the core has clock; - * pre-CLK changes should use wlc_write_mhf to get around the optimization - * - * - * bands values are: WLC_BAND_AUTO <--- Current band only - * WLC_BAND_5G <--- 5G band only - * WLC_BAND_2G <--- 2G band only - * WLC_BAND_ALL <--- All bands - */ -void -wlc_bmac_mhf(struct wlc_hw_info *wlc_hw, u8 idx, u16 mask, u16 val, - int bands) -{ - u16 save; - u16 addr[MHFMAX] = { - M_HOST_FLAGS1, M_HOST_FLAGS2, M_HOST_FLAGS3, M_HOST_FLAGS4, - M_HOST_FLAGS5 - }; - wlc_hwband_t *band; - - ASSERT((val & ~mask) == 0); - ASSERT(idx < MHFMAX); - ASSERT(ARRAY_SIZE(addr) == MHFMAX); - - switch (bands) { - /* Current band only or all bands, - * then set the band to current band - */ - case WLC_BAND_AUTO: - case WLC_BAND_ALL: - band = wlc_hw->band; - break; - case WLC_BAND_5G: - band = wlc_hw->bandstate[BAND_5G_INDEX]; - break; - case WLC_BAND_2G: - band = wlc_hw->bandstate[BAND_2G_INDEX]; - break; - default: - ASSERT(0); - band = NULL; - } - - if (band) { - save = band->mhfs[idx]; - band->mhfs[idx] = (band->mhfs[idx] & ~mask) | val; - - /* optimization: only write through if changed, and - * changed band is the current band - */ - if (wlc_hw->clk && (band->mhfs[idx] != save) - && (band == wlc_hw->band)) - wlc_bmac_write_shm(wlc_hw, addr[idx], - (u16) band->mhfs[idx]); - } - - if (bands == WLC_BAND_ALL) { - wlc_hw->bandstate[0]->mhfs[idx] = - (wlc_hw->bandstate[0]->mhfs[idx] & ~mask) | val; - wlc_hw->bandstate[1]->mhfs[idx] = - (wlc_hw->bandstate[1]->mhfs[idx] & ~mask) | val; - } -} - -u16 wlc_bmac_mhf_get(struct wlc_hw_info *wlc_hw, u8 idx, int bands) -{ - wlc_hwband_t *band; - ASSERT(idx < MHFMAX); - - switch (bands) { - case WLC_BAND_AUTO: - band = wlc_hw->band; - break; - case WLC_BAND_5G: - band = wlc_hw->bandstate[BAND_5G_INDEX]; - break; - case WLC_BAND_2G: - band = wlc_hw->bandstate[BAND_2G_INDEX]; - break; - default: - ASSERT(0); - band = NULL; - } - - if (!band) - return 0; - - return band->mhfs[idx]; -} - -static void wlc_write_mhf(struct wlc_hw_info *wlc_hw, u16 *mhfs) -{ - u8 idx; - u16 addr[] = { - M_HOST_FLAGS1, M_HOST_FLAGS2, M_HOST_FLAGS3, M_HOST_FLAGS4, - M_HOST_FLAGS5 - }; - - ASSERT(ARRAY_SIZE(addr) == MHFMAX); - - for (idx = 0; idx < MHFMAX; idx++) { - wlc_bmac_write_shm(wlc_hw, addr[idx], mhfs[idx]); - } -} - -/* set the maccontrol register to desired reset state and - * initialize the sw cache of the register - */ -static void wlc_mctrl_reset(struct wlc_hw_info *wlc_hw) -{ - /* IHR accesses are always enabled, PSM disabled, HPS off and WAKE on */ - wlc_hw->maccontrol = 0; - wlc_hw->suspended_fifos = 0; - wlc_hw->wake_override = 0; - wlc_hw->mute_override = 0; - wlc_bmac_mctrl(wlc_hw, ~0, MCTL_IHR_EN | MCTL_WAKE); -} - -/* set or clear maccontrol bits */ -void wlc_bmac_mctrl(struct wlc_hw_info *wlc_hw, u32 mask, u32 val) -{ - u32 maccontrol; - u32 new_maccontrol; - - ASSERT((val & ~mask) == 0); - - maccontrol = wlc_hw->maccontrol; - new_maccontrol = (maccontrol & ~mask) | val; - - /* if the new maccontrol value is the same as the old, nothing to do */ - if (new_maccontrol == maccontrol) - return; - - /* something changed, cache the new value */ - wlc_hw->maccontrol = new_maccontrol; - - /* write the new values with overrides applied */ - wlc_mctrl_write(wlc_hw); -} - -/* write the software state of maccontrol and overrides to the maccontrol register */ -static void wlc_mctrl_write(struct wlc_hw_info *wlc_hw) -{ - u32 maccontrol = wlc_hw->maccontrol; - - /* OR in the wake bit if overridden */ - if (wlc_hw->wake_override) - maccontrol |= MCTL_WAKE; - - /* set AP and INFRA bits for mute if needed */ - if (wlc_hw->mute_override) { - maccontrol &= ~(MCTL_AP); - maccontrol |= MCTL_INFRA; - } - - W_REG(wlc_hw->osh, &wlc_hw->regs->maccontrol, maccontrol); -} - -void wlc_ucode_wake_override_set(struct wlc_hw_info *wlc_hw, u32 override_bit) -{ - ASSERT((wlc_hw->wake_override & override_bit) == 0); - - if (wlc_hw->wake_override || (wlc_hw->maccontrol & MCTL_WAKE)) { - mboolset(wlc_hw->wake_override, override_bit); - return; - } - - mboolset(wlc_hw->wake_override, override_bit); - - wlc_mctrl_write(wlc_hw); - wlc_bmac_wait_for_wake(wlc_hw); - - return; -} - -void wlc_ucode_wake_override_clear(struct wlc_hw_info *wlc_hw, u32 override_bit) -{ - ASSERT(wlc_hw->wake_override & override_bit); - - mboolclr(wlc_hw->wake_override, override_bit); - - if (wlc_hw->wake_override || (wlc_hw->maccontrol & MCTL_WAKE)) - return; - - wlc_mctrl_write(wlc_hw); - - return; -} - -/* When driver needs ucode to stop beaconing, it has to make sure that - * MCTL_AP is clear and MCTL_INFRA is set - * Mode MCTL_AP MCTL_INFRA - * AP 1 1 - * STA 0 1 <--- This will ensure no beacons - * IBSS 0 0 - */ -static void wlc_ucode_mute_override_set(struct wlc_hw_info *wlc_hw) -{ - wlc_hw->mute_override = 1; - - /* if maccontrol already has AP == 0 and INFRA == 1 without this - * override, then there is no change to write - */ - if ((wlc_hw->maccontrol & (MCTL_AP | MCTL_INFRA)) == MCTL_INFRA) - return; - - wlc_mctrl_write(wlc_hw); - - return; -} - -/* Clear the override on AP and INFRA bits */ -static void wlc_ucode_mute_override_clear(struct wlc_hw_info *wlc_hw) -{ - if (wlc_hw->mute_override == 0) - return; - - wlc_hw->mute_override = 0; - - /* if maccontrol already has AP == 0 and INFRA == 1 without this - * override, then there is no change to write - */ - if ((wlc_hw->maccontrol & (MCTL_AP | MCTL_INFRA)) == MCTL_INFRA) - return; - - wlc_mctrl_write(wlc_hw); -} - -/* - * Write a MAC address to the rcmta structure - */ -void -wlc_bmac_set_rcmta(struct wlc_hw_info *wlc_hw, int idx, - const u8 *addr) -{ - d11regs_t *regs = wlc_hw->regs; - volatile u16 *objdata16 = (volatile u16 *)®s->objdata; - u32 mac_hm; - u16 mac_l; - struct osl_info *osh; - - WL_TRACE("wl%d: %s\n", wlc_hw->unit, __func__); - - ASSERT(wlc_hw->corerev > 4); - - mac_hm = - (addr[3] << 24) | (addr[2] << 16) | - (addr[1] << 8) | addr[0]; - mac_l = (addr[5] << 8) | addr[4]; - - osh = wlc_hw->osh; - - W_REG(osh, ®s->objaddr, (OBJADDR_RCMTA_SEL | (idx * 2))); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, ®s->objdata, mac_hm); - W_REG(osh, ®s->objaddr, (OBJADDR_RCMTA_SEL | ((idx * 2) + 1))); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, objdata16, mac_l); -} - -/* - * Write a MAC address to the given match reg offset in the RXE match engine. - */ -void -wlc_bmac_set_addrmatch(struct wlc_hw_info *wlc_hw, int match_reg_offset, - const u8 *addr) -{ - d11regs_t *regs; - u16 mac_l; - u16 mac_m; - u16 mac_h; - struct osl_info *osh; - - WL_TRACE("wl%d: wlc_bmac_set_addrmatch\n", wlc_hw->unit); - - ASSERT((match_reg_offset < RCM_SIZE) || (wlc_hw->corerev == 4)); - - regs = wlc_hw->regs; - mac_l = addr[0] | (addr[1] << 8); - mac_m = addr[2] | (addr[3] << 8); - mac_h = addr[4] | (addr[5] << 8); - - osh = wlc_hw->osh; - - /* enter the MAC addr into the RXE match registers */ - W_REG(osh, ®s->rcm_ctl, RCM_INC_DATA | match_reg_offset); - W_REG(osh, ®s->rcm_mat_data, mac_l); - W_REG(osh, ®s->rcm_mat_data, mac_m); - W_REG(osh, ®s->rcm_mat_data, mac_h); - -} - -void -wlc_bmac_write_template_ram(struct wlc_hw_info *wlc_hw, int offset, int len, - void *buf) -{ - d11regs_t *regs; - u32 word; - bool be_bit; -#ifdef IL_BIGENDIAN - volatile u16 *dptr = NULL; -#endif /* IL_BIGENDIAN */ - struct osl_info *osh; - - WL_TRACE("wl%d: wlc_bmac_write_template_ram\n", wlc_hw->unit); - - regs = wlc_hw->regs; - osh = wlc_hw->osh; - - ASSERT(IS_ALIGNED(offset, sizeof(u32))); - ASSERT(IS_ALIGNED(len, sizeof(u32))); - ASSERT((offset & ~0xffff) == 0); - - W_REG(osh, ®s->tplatewrptr, offset); - - /* if MCTL_BIGEND bit set in mac control register, - * the chip swaps data in fifo, as well as data in - * template ram - */ - be_bit = (R_REG(osh, ®s->maccontrol) & MCTL_BIGEND) != 0; - - while (len > 0) { - bcopy((u8 *) buf, &word, sizeof(u32)); - - if (be_bit) - word = hton32(word); - else - word = htol32(word); - - W_REG(osh, ®s->tplatewrdata, word); - - buf = (u8 *) buf + sizeof(u32); - len -= sizeof(u32); - } -} - -void wlc_bmac_set_cwmin(struct wlc_hw_info *wlc_hw, u16 newmin) -{ - struct osl_info *osh; - - osh = wlc_hw->osh; - wlc_hw->band->CWmin = newmin; - - W_REG(osh, &wlc_hw->regs->objaddr, OBJADDR_SCR_SEL | S_DOT11_CWMIN); - (void)R_REG(osh, &wlc_hw->regs->objaddr); - W_REG(osh, &wlc_hw->regs->objdata, newmin); -} - -void wlc_bmac_set_cwmax(struct wlc_hw_info *wlc_hw, u16 newmax) -{ - struct osl_info *osh; - - osh = wlc_hw->osh; - wlc_hw->band->CWmax = newmax; - - W_REG(osh, &wlc_hw->regs->objaddr, OBJADDR_SCR_SEL | S_DOT11_CWMAX); - (void)R_REG(osh, &wlc_hw->regs->objaddr); - W_REG(osh, &wlc_hw->regs->objdata, newmax); -} - -void wlc_bmac_bw_set(struct wlc_hw_info *wlc_hw, u16 bw) -{ - bool fastclk; - u32 tmp; - - /* request FAST clock if not on */ - fastclk = wlc_hw->forcefastclk; - if (!fastclk) - wlc_clkctl_clk(wlc_hw, CLK_FAST); - - wlc_phy_bw_state_set(wlc_hw->band->pi, bw); - - ASSERT(wlc_hw->clk); - if (D11REV_LT(wlc_hw->corerev, 17)) - tmp = R_REG(wlc_hw->osh, &wlc_hw->regs->maccontrol); - - wlc_bmac_phy_reset(wlc_hw); - wlc_phy_init(wlc_hw->band->pi, wlc_phy_chanspec_get(wlc_hw->band->pi)); - - /* restore the clk */ - if (!fastclk) - wlc_clkctl_clk(wlc_hw, CLK_DYNAMIC); -} - -static void -wlc_write_hw_bcntemplate0(struct wlc_hw_info *wlc_hw, void *bcn, int len) -{ - d11regs_t *regs = wlc_hw->regs; - - wlc_bmac_write_template_ram(wlc_hw, T_BCN0_TPL_BASE, (len + 3) & ~3, - bcn); - /* write beacon length to SCR */ - ASSERT(len < 65536); - wlc_bmac_write_shm(wlc_hw, M_BCN0_FRM_BYTESZ, (u16) len); - /* mark beacon0 valid */ - OR_REG(wlc_hw->osh, ®s->maccommand, MCMD_BCN0VLD); -} - -static void -wlc_write_hw_bcntemplate1(struct wlc_hw_info *wlc_hw, void *bcn, int len) -{ - d11regs_t *regs = wlc_hw->regs; - - wlc_bmac_write_template_ram(wlc_hw, T_BCN1_TPL_BASE, (len + 3) & ~3, - bcn); - /* write beacon length to SCR */ - ASSERT(len < 65536); - wlc_bmac_write_shm(wlc_hw, M_BCN1_FRM_BYTESZ, (u16) len); - /* mark beacon1 valid */ - OR_REG(wlc_hw->osh, ®s->maccommand, MCMD_BCN1VLD); -} - -/* mac is assumed to be suspended at this point */ -void -wlc_bmac_write_hw_bcntemplates(struct wlc_hw_info *wlc_hw, void *bcn, int len, - bool both) -{ - d11regs_t *regs = wlc_hw->regs; - - if (both) { - wlc_write_hw_bcntemplate0(wlc_hw, bcn, len); - wlc_write_hw_bcntemplate1(wlc_hw, bcn, len); - } else { - /* bcn 0 */ - if (!(R_REG(wlc_hw->osh, ®s->maccommand) & MCMD_BCN0VLD)) - wlc_write_hw_bcntemplate0(wlc_hw, bcn, len); - /* bcn 1 */ - else if (! - (R_REG(wlc_hw->osh, ®s->maccommand) & MCMD_BCN1VLD)) - wlc_write_hw_bcntemplate1(wlc_hw, bcn, len); - else /* one template should always have been available */ - ASSERT(0); - } -} - -static void WLBANDINITFN(wlc_bmac_upd_synthpu) (struct wlc_hw_info *wlc_hw) -{ - u16 v; - struct wlc_info *wlc = wlc_hw->wlc; - /* update SYNTHPU_DLY */ - - if (WLCISLCNPHY(wlc->band)) { - v = SYNTHPU_DLY_LPPHY_US; - } else if (WLCISNPHY(wlc->band) && (NREV_GE(wlc->band->phyrev, 3))) { - v = SYNTHPU_DLY_NPHY_US; - } else { - v = SYNTHPU_DLY_BPHY_US; - } - - wlc_bmac_write_shm(wlc_hw, M_SYNTHPU_DLY, v); -} - -/* band-specific init */ -static void -WLBANDINITFN(wlc_bmac_bsinit) (struct wlc_info *wlc, chanspec_t chanspec) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - - WL_TRACE("wl%d: wlc_bmac_bsinit: bandunit %d\n", - wlc_hw->unit, wlc_hw->band->bandunit); - - /* sanity check */ - if (PHY_TYPE(R_REG(wlc_hw->osh, &wlc_hw->regs->phyversion)) != - PHY_TYPE_LCNXN) - ASSERT((uint) - PHY_TYPE(R_REG(wlc_hw->osh, &wlc_hw->regs->phyversion)) - == wlc_hw->band->phytype); - - wlc_ucode_bsinit(wlc_hw); - - wlc_phy_init(wlc_hw->band->pi, chanspec); - - wlc_ucode_txant_set(wlc_hw); - - /* cwmin is band-specific, update hardware with value for current band */ - wlc_bmac_set_cwmin(wlc_hw, wlc_hw->band->CWmin); - wlc_bmac_set_cwmax(wlc_hw, wlc_hw->band->CWmax); - - wlc_bmac_update_slot_timing(wlc_hw, - BAND_5G(wlc_hw->band-> - bandtype) ? true : wlc_hw-> - shortslot); - - /* write phytype and phyvers */ - wlc_bmac_write_shm(wlc_hw, M_PHYTYPE, (u16) wlc_hw->band->phytype); - wlc_bmac_write_shm(wlc_hw, M_PHYVER, (u16) wlc_hw->band->phyrev); - - /* initialize the txphyctl1 rate table since shmem is shared between bands */ - wlc_upd_ofdm_pctl1_table(wlc_hw); - - wlc_bmac_upd_synthpu(wlc_hw); -} - -void wlc_bmac_core_phy_clk(struct wlc_hw_info *wlc_hw, bool clk) -{ - WL_TRACE("wl%d: wlc_bmac_core_phy_clk: clk %d\n", wlc_hw->unit, clk); - - wlc_hw->phyclk = clk; - - if (OFF == clk) { /* clear gmode bit, put phy into reset */ - - si_core_cflags(wlc_hw->sih, (SICF_PRST | SICF_FGC | SICF_GMODE), - (SICF_PRST | SICF_FGC)); - udelay(1); - si_core_cflags(wlc_hw->sih, (SICF_PRST | SICF_FGC), SICF_PRST); - udelay(1); - - } else { /* take phy out of reset */ - - si_core_cflags(wlc_hw->sih, (SICF_PRST | SICF_FGC), SICF_FGC); - udelay(1); - si_core_cflags(wlc_hw->sih, (SICF_FGC), 0); - udelay(1); - - } -} - -/* Perform a soft reset of the PHY PLL */ -void wlc_bmac_core_phypll_reset(struct wlc_hw_info *wlc_hw) -{ - WL_TRACE("wl%d: wlc_bmac_core_phypll_reset\n", wlc_hw->unit); - - si_corereg(wlc_hw->sih, SI_CC_IDX, - offsetof(chipcregs_t, chipcontrol_addr), ~0, 0); - udelay(1); - si_corereg(wlc_hw->sih, SI_CC_IDX, - offsetof(chipcregs_t, chipcontrol_data), 0x4, 0); - udelay(1); - si_corereg(wlc_hw->sih, SI_CC_IDX, - offsetof(chipcregs_t, chipcontrol_data), 0x4, 4); - udelay(1); - si_corereg(wlc_hw->sih, SI_CC_IDX, - offsetof(chipcregs_t, chipcontrol_data), 0x4, 0); - udelay(1); -} - -/* light way to turn on phy clock without reset for NPHY only - * refer to wlc_bmac_core_phy_clk for full version - */ -void wlc_bmac_phyclk_fgc(struct wlc_hw_info *wlc_hw, bool clk) -{ - /* support(necessary for NPHY and HYPHY) only */ - if (!WLCISNPHY(wlc_hw->band)) - return; - - if (ON == clk) - si_core_cflags(wlc_hw->sih, SICF_FGC, SICF_FGC); - else - si_core_cflags(wlc_hw->sih, SICF_FGC, 0); - -} - -void wlc_bmac_macphyclk_set(struct wlc_hw_info *wlc_hw, bool clk) -{ - if (ON == clk) - si_core_cflags(wlc_hw->sih, SICF_MPCLKE, SICF_MPCLKE); - else - si_core_cflags(wlc_hw->sih, SICF_MPCLKE, 0); -} - -void wlc_bmac_phy_reset(struct wlc_hw_info *wlc_hw) -{ - wlc_phy_t *pih = wlc_hw->band->pi; - u32 phy_bw_clkbits; - bool phy_in_reset = false; - - WL_TRACE("wl%d: wlc_bmac_phy_reset\n", wlc_hw->unit); - - if (pih == NULL) - return; - - phy_bw_clkbits = wlc_phy_clk_bwbits(wlc_hw->band->pi); - - /* Specfic reset sequence required for NPHY rev 3 and 4 */ - if (WLCISNPHY(wlc_hw->band) && NREV_GE(wlc_hw->band->phyrev, 3) && - NREV_LE(wlc_hw->band->phyrev, 4)) { - /* Set the PHY bandwidth */ - si_core_cflags(wlc_hw->sih, SICF_BWMASK, phy_bw_clkbits); - - udelay(1); - - /* Perform a soft reset of the PHY PLL */ - wlc_bmac_core_phypll_reset(wlc_hw); - - /* reset the PHY */ - si_core_cflags(wlc_hw->sih, (SICF_PRST | SICF_PCLKE), - (SICF_PRST | SICF_PCLKE)); - phy_in_reset = true; - } else { - - si_core_cflags(wlc_hw->sih, - (SICF_PRST | SICF_PCLKE | SICF_BWMASK), - (SICF_PRST | SICF_PCLKE | phy_bw_clkbits)); - } - - udelay(2); - wlc_bmac_core_phy_clk(wlc_hw, ON); - - if (pih) - wlc_phy_anacore(pih, ON); -} - -/* switch to and initialize new band */ -static void -WLBANDINITFN(wlc_bmac_setband) (struct wlc_hw_info *wlc_hw, uint bandunit, - chanspec_t chanspec) { - struct wlc_info *wlc = wlc_hw->wlc; - u32 macintmask; - - ASSERT(NBANDS_HW(wlc_hw) > 1); - ASSERT(bandunit != wlc_hw->band->bandunit); - - /* Enable the d11 core before accessing it */ - if (!si_iscoreup(wlc_hw->sih)) { - si_core_reset(wlc_hw->sih, 0, 0); - ASSERT(si_iscoreup(wlc_hw->sih)); - wlc_mctrl_reset(wlc_hw); - } - - macintmask = wlc_setband_inact(wlc, bandunit); - - if (!wlc_hw->up) - return; - - wlc_bmac_core_phy_clk(wlc_hw, ON); - - /* band-specific initializations */ - wlc_bmac_bsinit(wlc, chanspec); - - /* - * If there are any pending software interrupt bits, - * then replace these with a harmless nonzero value - * so wlc_dpc() will re-enable interrupts when done. - */ - if (wlc->macintstatus) - wlc->macintstatus = MI_DMAINT; - - /* restore macintmask */ - wl_intrsrestore(wlc->wl, macintmask); - - /* ucode should still be suspended.. */ - ASSERT((R_REG(wlc_hw->osh, &wlc_hw->regs->maccontrol) & MCTL_EN_MAC) == - 0); -} - -/* low-level band switch utility routine */ -void WLBANDINITFN(wlc_setxband) (struct wlc_hw_info *wlc_hw, uint bandunit) -{ - WL_TRACE("wl%d: wlc_setxband: bandunit %d\n", wlc_hw->unit, bandunit); - - wlc_hw->band = wlc_hw->bandstate[bandunit]; - - /* BMAC_NOTE: until we eliminate need for wlc->band refs in low level code */ - wlc_hw->wlc->band = wlc_hw->wlc->bandstate[bandunit]; - - /* set gmode core flag */ - if (wlc_hw->sbclk && !wlc_hw->noreset) { - si_core_cflags(wlc_hw->sih, SICF_GMODE, - ((bandunit == 0) ? SICF_GMODE : 0)); - } -} - -static bool wlc_isgoodchip(struct wlc_hw_info *wlc_hw) -{ - - /* reject unsupported corerev */ - if (!VALID_COREREV(wlc_hw->corerev)) { - WL_ERROR("unsupported core rev %d\n", wlc_hw->corerev); - return false; - } - - return true; -} - -static bool wlc_validboardtype(struct wlc_hw_info *wlc_hw) -{ - bool goodboard = true; - uint boardrev = wlc_hw->boardrev; - - if (boardrev == 0) - goodboard = false; - else if (boardrev > 0xff) { - uint brt = (boardrev & 0xf000) >> 12; - uint b0 = (boardrev & 0xf00) >> 8; - uint b1 = (boardrev & 0xf0) >> 4; - uint b2 = boardrev & 0xf; - - if ((brt > 2) || (brt == 0) || (b0 > 9) || (b0 == 0) || (b1 > 9) - || (b2 > 9)) - goodboard = false; - } - - if (wlc_hw->sih->boardvendor != VENDOR_BROADCOM) - return goodboard; - - return goodboard; -} - -static char *wlc_get_macaddr(struct wlc_hw_info *wlc_hw) -{ - const char *varname = "macaddr"; - char *macaddr; - - /* If macaddr exists, use it (Sromrev4, CIS, ...). */ - macaddr = getvar(wlc_hw->vars, varname); - if (macaddr != NULL) - return macaddr; - - if (NBANDS_HW(wlc_hw) > 1) - varname = "et1macaddr"; - else - varname = "il0macaddr"; - - macaddr = getvar(wlc_hw->vars, varname); - if (macaddr == NULL) { - WL_ERROR("wl%d: wlc_get_macaddr: macaddr getvar(%s) not found\n", - wlc_hw->unit, varname); - } - - return macaddr; -} - -/* - * Return true if radio is disabled, otherwise false. - * hw radio disable signal is an external pin, users activate it asynchronously - * this function could be called when driver is down and w/o clock - * it operates on different registers depending on corerev and boardflag. - */ -bool wlc_bmac_radio_read_hwdisabled(struct wlc_hw_info *wlc_hw) -{ - bool v, clk, xtal; - u32 resetbits = 0, flags = 0; - - xtal = wlc_hw->sbclk; - if (!xtal) - wlc_bmac_xtal(wlc_hw, ON); - - /* may need to take core out of reset first */ - clk = wlc_hw->clk; - if (!clk) { - if (D11REV_LE(wlc_hw->corerev, 11)) - resetbits |= SICF_PCLKE; - - /* - * corerev >= 18, mac no longer enables phyclk automatically when driver accesses - * phyreg throughput mac. This can be skipped since only mac reg is accessed below - */ - if (D11REV_GE(wlc_hw->corerev, 18)) - flags |= SICF_PCLKE; - - /* AI chip doesn't restore bar0win2 on hibernation/resume, need sw fixup */ - if ((wlc_hw->sih->chip == BCM43224_CHIP_ID) || - (wlc_hw->sih->chip == BCM43225_CHIP_ID) || - (wlc_hw->sih->chip == BCM43421_CHIP_ID)) - wlc_hw->regs = - (d11regs_t *) si_setcore(wlc_hw->sih, D11_CORE_ID, - 0); - si_core_reset(wlc_hw->sih, flags, resetbits); - wlc_mctrl_reset(wlc_hw); - } - - v = ((R_REG(wlc_hw->osh, &wlc_hw->regs->phydebug) & PDBG_RFD) != 0); - - /* put core back into reset */ - if (!clk) - si_core_disable(wlc_hw->sih, 0); - - if (!xtal) - wlc_bmac_xtal(wlc_hw, OFF); - - return v; -} - -/* Initialize just the hardware when coming out of POR or S3/S5 system states */ -void wlc_bmac_hw_up(struct wlc_hw_info *wlc_hw) -{ - if (wlc_hw->wlc->pub->hw_up) - return; - - WL_TRACE("wl%d: %s:\n", wlc_hw->unit, __func__); - - /* - * Enable pll and xtal, initialize the power control registers, - * and force fastclock for the remainder of wlc_up(). - */ - wlc_bmac_xtal(wlc_hw, ON); - si_clkctl_init(wlc_hw->sih); - wlc_clkctl_clk(wlc_hw, CLK_FAST); - - if (wlc_hw->sih->bustype == PCI_BUS) { - si_pci_fixcfg(wlc_hw->sih); - - /* AI chip doesn't restore bar0win2 on hibernation/resume, need sw fixup */ - if ((wlc_hw->sih->chip == BCM43224_CHIP_ID) || - (wlc_hw->sih->chip == BCM43225_CHIP_ID) || - (wlc_hw->sih->chip == BCM43421_CHIP_ID)) - wlc_hw->regs = - (d11regs_t *) si_setcore(wlc_hw->sih, D11_CORE_ID, - 0); - } - - /* Inform phy that a POR reset has occurred so it does a complete phy init */ - wlc_phy_por_inform(wlc_hw->band->pi); - - wlc_hw->ucode_loaded = false; - wlc_hw->wlc->pub->hw_up = true; - - if ((wlc_hw->boardflags & BFL_FEM) - && (wlc_hw->sih->chip == BCM4313_CHIP_ID)) { - if (! - (wlc_hw->boardrev >= 0x1250 - && (wlc_hw->boardflags & BFL_FEM_BT))) - si_epa_4313war(wlc_hw->sih); - } -} - -static bool wlc_dma_rxreset(struct wlc_hw_info *wlc_hw, uint fifo) -{ - struct hnddma_pub *di = wlc_hw->di[fifo]; - struct osl_info *osh; - - if (D11REV_LT(wlc_hw->corerev, 12)) { - bool rxidle = true; - u16 rcv_frm_cnt = 0; - - osh = wlc_hw->osh; - - W_REG(osh, &wlc_hw->regs->rcv_fifo_ctl, fifo << 8); - SPINWAIT((!(rxidle = dma_rxidle(di))) && - ((rcv_frm_cnt = - R_REG(osh, &wlc_hw->regs->rcv_frm_cnt)) != 0), - 50000); - - if (!rxidle && (rcv_frm_cnt != 0)) - WL_ERROR("wl%d: %s: rxdma[%d] not idle && rcv_frm_cnt(%d) not zero\n", - wlc_hw->unit, __func__, fifo, rcv_frm_cnt); - mdelay(2); - } - - return dma_rxreset(di); -} - -/* d11 core reset - * ensure fask clock during reset - * reset dma - * reset d11(out of reset) - * reset phy(out of reset) - * clear software macintstatus for fresh new start - * one testing hack wlc_hw->noreset will bypass the d11/phy reset - */ -void wlc_bmac_corereset(struct wlc_hw_info *wlc_hw, u32 flags) -{ - d11regs_t *regs; - uint i; - bool fastclk; - u32 resetbits = 0; - - if (flags == WLC_USE_COREFLAGS) - flags = (wlc_hw->band->pi ? wlc_hw->band->core_flags : 0); - - WL_TRACE("wl%d: %s\n", wlc_hw->unit, __func__); - - regs = wlc_hw->regs; - - /* request FAST clock if not on */ - fastclk = wlc_hw->forcefastclk; - if (!fastclk) - wlc_clkctl_clk(wlc_hw, CLK_FAST); - - /* reset the dma engines except first time thru */ - if (si_iscoreup(wlc_hw->sih)) { - for (i = 0; i < NFIFO; i++) - if ((wlc_hw->di[i]) && (!dma_txreset(wlc_hw->di[i]))) { - WL_ERROR("wl%d: %s: dma_txreset[%d]: cannot stop dma\n", - wlc_hw->unit, __func__, i); - } - - if ((wlc_hw->di[RX_FIFO]) - && (!wlc_dma_rxreset(wlc_hw, RX_FIFO))) { - WL_ERROR("wl%d: %s: dma_rxreset[%d]: cannot stop dma\n", - wlc_hw->unit, __func__, RX_FIFO); - } - if (D11REV_IS(wlc_hw->corerev, 4) - && wlc_hw->di[RX_TXSTATUS_FIFO] - && (!wlc_dma_rxreset(wlc_hw, RX_TXSTATUS_FIFO))) { - WL_ERROR("wl%d: %s: dma_rxreset[%d]: cannot stop dma\n", - wlc_hw->unit, __func__, RX_TXSTATUS_FIFO); - } - } - /* if noreset, just stop the psm and return */ - if (wlc_hw->noreset) { - wlc_hw->wlc->macintstatus = 0; /* skip wl_dpc after down */ - wlc_bmac_mctrl(wlc_hw, MCTL_PSM_RUN | MCTL_EN_MAC, 0); - return; - } - - if (D11REV_LE(wlc_hw->corerev, 11)) - resetbits |= SICF_PCLKE; - - /* - * corerev >= 18, mac no longer enables phyclk automatically when driver accesses phyreg - * throughput mac, AND phy_reset is skipped at early stage when band->pi is invalid - * need to enable PHY CLK - */ - if (D11REV_GE(wlc_hw->corerev, 18)) - flags |= SICF_PCLKE; - - /* reset the core - * In chips with PMU, the fastclk request goes through d11 core reg 0x1e0, which - * is cleared by the core_reset. have to re-request it. - * This adds some delay and we can optimize it by also requesting fastclk through - * chipcommon during this period if necessary. But that has to work coordinate - * with other driver like mips/arm since they may touch chipcommon as well. - */ - wlc_hw->clk = false; - si_core_reset(wlc_hw->sih, flags, resetbits); - wlc_hw->clk = true; - if (wlc_hw->band && wlc_hw->band->pi) - wlc_phy_hw_clk_state_upd(wlc_hw->band->pi, true); - - wlc_mctrl_reset(wlc_hw); - - if (PMUCTL_ENAB(wlc_hw->sih)) - wlc_clkctl_clk(wlc_hw, CLK_FAST); - - wlc_bmac_phy_reset(wlc_hw); - - /* turn on PHY_PLL */ - wlc_bmac_core_phypll_ctl(wlc_hw, true); - - /* clear sw intstatus */ - wlc_hw->wlc->macintstatus = 0; - - /* restore the clk setting */ - if (!fastclk) - wlc_clkctl_clk(wlc_hw, CLK_DYNAMIC); -} - -/* If the ucode that supports corerev 5 is used for corerev 9 and above, - * txfifo sizes needs to be modified(increased) since the newer cores - * have more memory. - */ -static void wlc_corerev_fifofixup(struct wlc_hw_info *wlc_hw) -{ - d11regs_t *regs = wlc_hw->regs; - u16 fifo_nu; - u16 txfifo_startblk = TXFIFO_START_BLK, txfifo_endblk; - u16 txfifo_def, txfifo_def1; - u16 txfifo_cmd; - struct osl_info *osh; - - if (D11REV_LT(wlc_hw->corerev, 9)) - goto exit; - - /* tx fifos start at TXFIFO_START_BLK from the Base address */ - txfifo_startblk = TXFIFO_START_BLK; - - osh = wlc_hw->osh; - - /* sequence of operations: reset fifo, set fifo size, reset fifo */ - for (fifo_nu = 0; fifo_nu < NFIFO; fifo_nu++) { - - txfifo_endblk = txfifo_startblk + wlc_hw->xmtfifo_sz[fifo_nu]; - txfifo_def = (txfifo_startblk & 0xff) | - (((txfifo_endblk - 1) & 0xff) << TXFIFO_FIFOTOP_SHIFT); - txfifo_def1 = ((txfifo_startblk >> 8) & 0x1) | - ((((txfifo_endblk - - 1) >> 8) & 0x1) << TXFIFO_FIFOTOP_SHIFT); - txfifo_cmd = - TXFIFOCMD_RESET_MASK | (fifo_nu << TXFIFOCMD_FIFOSEL_SHIFT); - - W_REG(osh, ®s->xmtfifocmd, txfifo_cmd); - W_REG(osh, ®s->xmtfifodef, txfifo_def); - if (D11REV_GE(wlc_hw->corerev, 16)) - W_REG(osh, ®s->xmtfifodef1, txfifo_def1); - - W_REG(osh, ®s->xmtfifocmd, txfifo_cmd); - - txfifo_startblk += wlc_hw->xmtfifo_sz[fifo_nu]; - } - exit: - /* need to propagate to shm location to be in sync since ucode/hw won't do this */ - wlc_bmac_write_shm(wlc_hw, M_FIFOSIZE0, - wlc_hw->xmtfifo_sz[TX_AC_BE_FIFO]); - wlc_bmac_write_shm(wlc_hw, M_FIFOSIZE1, - wlc_hw->xmtfifo_sz[TX_AC_VI_FIFO]); - wlc_bmac_write_shm(wlc_hw, M_FIFOSIZE2, - ((wlc_hw->xmtfifo_sz[TX_AC_VO_FIFO] << 8) | wlc_hw-> - xmtfifo_sz[TX_AC_BK_FIFO])); - wlc_bmac_write_shm(wlc_hw, M_FIFOSIZE3, - ((wlc_hw->xmtfifo_sz[TX_ATIM_FIFO] << 8) | wlc_hw-> - xmtfifo_sz[TX_BCMC_FIFO])); -} - -/* d11 core init - * reset PSM - * download ucode/PCM - * let ucode run to suspended - * download ucode inits - * config other core registers - * init dma - */ -static void wlc_coreinit(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - d11regs_t *regs; - u32 sflags; - uint bcnint_us; - uint i = 0; - bool fifosz_fixup = false; - struct osl_info *osh; - int err = 0; - u16 buf[NFIFO]; - - regs = wlc_hw->regs; - osh = wlc_hw->osh; - - WL_TRACE("wl%d: wlc_coreinit\n", wlc_hw->unit); - - /* reset PSM */ - wlc_bmac_mctrl(wlc_hw, ~0, (MCTL_IHR_EN | MCTL_PSM_JMP_0 | MCTL_WAKE)); - - wlc_ucode_download(wlc_hw); - /* - * FIFOSZ fixup - * 1) core5-9 use ucode 5 to save space since the PSM is the same - * 2) newer chips, driver wants to controls the fifo allocation - */ - if (D11REV_GE(wlc_hw->corerev, 4)) - fifosz_fixup = true; - - /* let the PSM run to the suspended state, set mode to BSS STA */ - W_REG(osh, ®s->macintstatus, -1); - wlc_bmac_mctrl(wlc_hw, ~0, - (MCTL_IHR_EN | MCTL_INFRA | MCTL_PSM_RUN | MCTL_WAKE)); - - /* wait for ucode to self-suspend after auto-init */ - SPINWAIT(((R_REG(osh, ®s->macintstatus) & MI_MACSSPNDD) == 0), - 1000 * 1000); - if ((R_REG(osh, ®s->macintstatus) & MI_MACSSPNDD) == 0) - WL_ERROR("wl%d: wlc_coreinit: ucode did not self-suspend!\n", - wlc_hw->unit); - - wlc_gpio_init(wlc); - - sflags = si_core_sflags(wlc_hw->sih, 0, 0); - - if (D11REV_IS(wlc_hw->corerev, 23)) { - if (WLCISNPHY(wlc_hw->band)) - wlc_write_inits(wlc_hw, d11n0initvals16); - else - WL_ERROR("%s: wl%d: unsupported phy in corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } else if (D11REV_IS(wlc_hw->corerev, 24)) { - if (WLCISLCNPHY(wlc_hw->band)) { - wlc_write_inits(wlc_hw, d11lcn0initvals24); - } else { - WL_ERROR("%s: wl%d: unsupported phy in corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } - } else { - WL_ERROR("%s: wl%d: unsupported corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } - - /* For old ucode, txfifo sizes needs to be modified(increased) for Corerev >= 9 */ - if (fifosz_fixup == true) { - wlc_corerev_fifofixup(wlc_hw); - } - - /* check txfifo allocations match between ucode and driver */ - buf[TX_AC_BE_FIFO] = wlc_bmac_read_shm(wlc_hw, M_FIFOSIZE0); - if (buf[TX_AC_BE_FIFO] != wlc_hw->xmtfifo_sz[TX_AC_BE_FIFO]) { - i = TX_AC_BE_FIFO; - err = -1; - } - buf[TX_AC_VI_FIFO] = wlc_bmac_read_shm(wlc_hw, M_FIFOSIZE1); - if (buf[TX_AC_VI_FIFO] != wlc_hw->xmtfifo_sz[TX_AC_VI_FIFO]) { - i = TX_AC_VI_FIFO; - err = -1; - } - buf[TX_AC_BK_FIFO] = wlc_bmac_read_shm(wlc_hw, M_FIFOSIZE2); - buf[TX_AC_VO_FIFO] = (buf[TX_AC_BK_FIFO] >> 8) & 0xff; - buf[TX_AC_BK_FIFO] &= 0xff; - if (buf[TX_AC_BK_FIFO] != wlc_hw->xmtfifo_sz[TX_AC_BK_FIFO]) { - i = TX_AC_BK_FIFO; - err = -1; - } - if (buf[TX_AC_VO_FIFO] != wlc_hw->xmtfifo_sz[TX_AC_VO_FIFO]) { - i = TX_AC_VO_FIFO; - err = -1; - } - buf[TX_BCMC_FIFO] = wlc_bmac_read_shm(wlc_hw, M_FIFOSIZE3); - buf[TX_ATIM_FIFO] = (buf[TX_BCMC_FIFO] >> 8) & 0xff; - buf[TX_BCMC_FIFO] &= 0xff; - if (buf[TX_BCMC_FIFO] != wlc_hw->xmtfifo_sz[TX_BCMC_FIFO]) { - i = TX_BCMC_FIFO; - err = -1; - } - if (buf[TX_ATIM_FIFO] != wlc_hw->xmtfifo_sz[TX_ATIM_FIFO]) { - i = TX_ATIM_FIFO; - err = -1; - } - if (err != 0) { - WL_ERROR("wlc_coreinit: txfifo mismatch: ucode size %d driver size %d index %d\n", - buf[i], wlc_hw->xmtfifo_sz[i], i); - /* DO NOT ASSERT corerev < 4 even there is a mismatch - * shmem, since driver don't overwrite those chip and - * ucode initialize data will be used. - */ - if (D11REV_GE(wlc_hw->corerev, 4)) - ASSERT(0); - } - - /* make sure we can still talk to the mac */ - ASSERT(R_REG(osh, ®s->maccontrol) != 0xffffffff); - - /* band-specific inits done by wlc_bsinit() */ - - /* Set up frame burst size and antenna swap threshold init values */ - wlc_bmac_write_shm(wlc_hw, M_MBURST_SIZE, MAXTXFRAMEBURST); - wlc_bmac_write_shm(wlc_hw, M_MAX_ANTCNT, ANTCNT); - - /* enable one rx interrupt per received frame */ - W_REG(osh, ®s->intrcvlazy[0], (1 << IRL_FC_SHIFT)); - if (D11REV_IS(wlc_hw->corerev, 4)) - W_REG(osh, ®s->intrcvlazy[3], (1 << IRL_FC_SHIFT)); - - /* set the station mode (BSS STA) */ - wlc_bmac_mctrl(wlc_hw, - (MCTL_INFRA | MCTL_DISCARD_PMQ | MCTL_AP), - (MCTL_INFRA | MCTL_DISCARD_PMQ)); - - /* set up Beacon interval */ - bcnint_us = 0x8000 << 10; - W_REG(osh, ®s->tsf_cfprep, (bcnint_us << CFPREP_CBI_SHIFT)); - W_REG(osh, ®s->tsf_cfpstart, bcnint_us); - W_REG(osh, ®s->macintstatus, MI_GP1); - - /* write interrupt mask */ - W_REG(osh, ®s->intctrlregs[RX_FIFO].intmask, DEF_RXINTMASK); - if (D11REV_IS(wlc_hw->corerev, 4)) - W_REG(osh, ®s->intctrlregs[RX_TXSTATUS_FIFO].intmask, - DEF_RXINTMASK); - - /* allow the MAC to control the PHY clock (dynamic on/off) */ - wlc_bmac_macphyclk_set(wlc_hw, ON); - - /* program dynamic clock control fast powerup delay register */ - if (D11REV_GT(wlc_hw->corerev, 4)) { - wlc->fastpwrup_dly = si_clkctl_fast_pwrup_delay(wlc_hw->sih); - W_REG(osh, ®s->scc_fastpwrup_dly, wlc->fastpwrup_dly); - } - - /* tell the ucode the corerev */ - wlc_bmac_write_shm(wlc_hw, M_MACHW_VER, (u16) wlc_hw->corerev); - - /* tell the ucode MAC capabilities */ - if (D11REV_GE(wlc_hw->corerev, 13)) { - wlc_bmac_write_shm(wlc_hw, M_MACHW_CAP_L, - (u16) (wlc_hw->machwcap & 0xffff)); - wlc_bmac_write_shm(wlc_hw, M_MACHW_CAP_H, - (u16) ((wlc_hw-> - machwcap >> 16) & 0xffff)); - } - - /* write retry limits to SCR, this done after PSM init */ - W_REG(osh, ®s->objaddr, OBJADDR_SCR_SEL | S_DOT11_SRC_LMT); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, ®s->objdata, wlc_hw->SRL); - W_REG(osh, ®s->objaddr, OBJADDR_SCR_SEL | S_DOT11_LRC_LMT); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, ®s->objdata, wlc_hw->LRL); - - /* write rate fallback retry limits */ - wlc_bmac_write_shm(wlc_hw, M_SFRMTXCNTFBRTHSD, wlc_hw->SFBL); - wlc_bmac_write_shm(wlc_hw, M_LFRMTXCNTFBRTHSD, wlc_hw->LFBL); - - if (D11REV_GE(wlc_hw->corerev, 16)) { - AND_REG(osh, ®s->ifs_ctl, 0x0FFF); - W_REG(osh, ®s->ifs_aifsn, EDCF_AIFSN_MIN); - } - - /* dma initializations */ - wlc->txpend16165war = 0; - - /* init the tx dma engines */ - for (i = 0; i < NFIFO; i++) { - if (wlc_hw->di[i]) - dma_txinit(wlc_hw->di[i]); - } - - /* init the rx dma engine(s) and post receive buffers */ - dma_rxinit(wlc_hw->di[RX_FIFO]); - dma_rxfill(wlc_hw->di[RX_FIFO]); - if (D11REV_IS(wlc_hw->corerev, 4)) { - dma_rxinit(wlc_hw->di[RX_TXSTATUS_FIFO]); - dma_rxfill(wlc_hw->di[RX_TXSTATUS_FIFO]); - } -} - -/* This function is used for changing the tsf frac register - * If spur avoidance mode is off, the mac freq will be 80/120/160Mhz - * If spur avoidance mode is on1, the mac freq will be 82/123/164Mhz - * If spur avoidance mode is on2, the mac freq will be 84/126/168Mhz - * HTPHY Formula is 2^26/freq(MHz) e.g. - * For spuron2 - 126MHz -> 2^26/126 = 532610.0 - * - 532610 = 0x82082 => tsf_clk_frac_h = 0x8, tsf_clk_frac_l = 0x2082 - * For spuron: 123MHz -> 2^26/123 = 545600.5 - * - 545601 = 0x85341 => tsf_clk_frac_h = 0x8, tsf_clk_frac_l = 0x5341 - * For spur off: 120MHz -> 2^26/120 = 559240.5 - * - 559241 = 0x88889 => tsf_clk_frac_h = 0x8, tsf_clk_frac_l = 0x8889 - */ - -void wlc_bmac_switch_macfreq(struct wlc_hw_info *wlc_hw, u8 spurmode) -{ - d11regs_t *regs; - struct osl_info *osh; - regs = wlc_hw->regs; - osh = wlc_hw->osh; - - if ((wlc_hw->sih->chip == BCM43224_CHIP_ID) || - (wlc_hw->sih->chip == BCM43225_CHIP_ID)) { - if (spurmode == WL_SPURAVOID_ON2) { /* 126Mhz */ - W_REG(osh, ®s->tsf_clk_frac_l, 0x2082); - W_REG(osh, ®s->tsf_clk_frac_h, 0x8); - } else if (spurmode == WL_SPURAVOID_ON1) { /* 123Mhz */ - W_REG(osh, ®s->tsf_clk_frac_l, 0x5341); - W_REG(osh, ®s->tsf_clk_frac_h, 0x8); - } else { /* 120Mhz */ - W_REG(osh, ®s->tsf_clk_frac_l, 0x8889); - W_REG(osh, ®s->tsf_clk_frac_h, 0x8); - } - } else if (WLCISLCNPHY(wlc_hw->band)) { - if (spurmode == WL_SPURAVOID_ON1) { /* 82Mhz */ - W_REG(osh, ®s->tsf_clk_frac_l, 0x7CE0); - W_REG(osh, ®s->tsf_clk_frac_h, 0xC); - } else { /* 80Mhz */ - W_REG(osh, ®s->tsf_clk_frac_l, 0xCCCD); - W_REG(osh, ®s->tsf_clk_frac_h, 0xC); - } - } -} - -/* Initialize GPIOs that are controlled by D11 core */ -static void wlc_gpio_init(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - d11regs_t *regs; - u32 gc, gm; - struct osl_info *osh; - - regs = wlc_hw->regs; - osh = wlc_hw->osh; - - /* use GPIO select 0 to get all gpio signals from the gpio out reg */ - wlc_bmac_mctrl(wlc_hw, MCTL_GPOUT_SEL_MASK, 0); - - /* - * Common GPIO setup: - * G0 = LED 0 = WLAN Activity - * G1 = LED 1 = WLAN 2.4 GHz Radio State - * G2 = LED 2 = WLAN 5 GHz Radio State - * G4 = radio disable input (HI enabled, LO disabled) - */ - - gc = gm = 0; - - /* Allocate GPIOs for mimo antenna diversity feature */ - if (WLANTSEL_ENAB(wlc)) { - if (wlc_hw->antsel_type == ANTSEL_2x3) { - /* Enable antenna diversity, use 2x3 mode */ - wlc_bmac_mhf(wlc_hw, MHF3, MHF3_ANTSEL_EN, - MHF3_ANTSEL_EN, WLC_BAND_ALL); - wlc_bmac_mhf(wlc_hw, MHF3, MHF3_ANTSEL_MODE, - MHF3_ANTSEL_MODE, WLC_BAND_ALL); - - /* init superswitch control */ - wlc_phy_antsel_init(wlc_hw->band->pi, false); - - } else if (wlc_hw->antsel_type == ANTSEL_2x4) { - ASSERT((gm & BOARD_GPIO_12) == 0); - gm |= gc |= (BOARD_GPIO_12 | BOARD_GPIO_13); - /* The board itself is powered by these GPIOs (when not sending pattern) - * So set them high - */ - OR_REG(osh, ®s->psm_gpio_oe, - (BOARD_GPIO_12 | BOARD_GPIO_13)); - OR_REG(osh, ®s->psm_gpio_out, - (BOARD_GPIO_12 | BOARD_GPIO_13)); - - /* Enable antenna diversity, use 2x4 mode */ - wlc_bmac_mhf(wlc_hw, MHF3, MHF3_ANTSEL_EN, - MHF3_ANTSEL_EN, WLC_BAND_ALL); - wlc_bmac_mhf(wlc_hw, MHF3, MHF3_ANTSEL_MODE, 0, - WLC_BAND_ALL); - - /* Configure the desired clock to be 4Mhz */ - wlc_bmac_write_shm(wlc_hw, M_ANTSEL_CLKDIV, - ANTSEL_CLKDIV_4MHZ); - } - } - /* gpio 9 controls the PA. ucode is responsible for wiggling out and oe */ - if (wlc_hw->boardflags & BFL_PACTRL) - gm |= gc |= BOARD_GPIO_PACTRL; - - /* apply to gpiocontrol register */ - si_gpiocontrol(wlc_hw->sih, gm, gc, GPIO_DRV_PRIORITY); -} - -static void wlc_ucode_download(struct wlc_hw_info *wlc_hw) -{ - struct wlc_info *wlc; - wlc = wlc_hw->wlc; - - if (wlc_hw->ucode_loaded) - return; - - if (D11REV_IS(wlc_hw->corerev, 23)) { - if (WLCISNPHY(wlc_hw->band)) { - wlc_ucode_write(wlc_hw, bcm43xx_16_mimo, - bcm43xx_16_mimosz); - wlc_hw->ucode_loaded = true; - } else - WL_ERROR("%s: wl%d: unsupported phy in corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } else if (D11REV_IS(wlc_hw->corerev, 24)) { - if (WLCISLCNPHY(wlc_hw->band)) { - wlc_ucode_write(wlc_hw, bcm43xx_24_lcn, - bcm43xx_24_lcnsz); - wlc_hw->ucode_loaded = true; - } else { - WL_ERROR("%s: wl%d: unsupported phy in corerev %d\n", - __func__, wlc_hw->unit, wlc_hw->corerev); - } - } -} - -static void wlc_ucode_write(struct wlc_hw_info *wlc_hw, const u32 ucode[], - const uint nbytes) { - struct osl_info *osh; - d11regs_t *regs = wlc_hw->regs; - uint i; - uint count; - - osh = wlc_hw->osh; - - WL_TRACE("wl%d: wlc_ucode_write\n", wlc_hw->unit); - - ASSERT(IS_ALIGNED(nbytes, sizeof(u32))); - - count = (nbytes / sizeof(u32)); - - W_REG(osh, ®s->objaddr, (OBJADDR_AUTO_INC | OBJADDR_UCM_SEL)); - (void)R_REG(osh, ®s->objaddr); - for (i = 0; i < count; i++) - W_REG(osh, ®s->objdata, ucode[i]); -} - -static void wlc_write_inits(struct wlc_hw_info *wlc_hw, const d11init_t *inits) -{ - int i; - struct osl_info *osh; - volatile u8 *base; - - WL_TRACE("wl%d: wlc_write_inits\n", wlc_hw->unit); - - osh = wlc_hw->osh; - base = (volatile u8 *)wlc_hw->regs; - - for (i = 0; inits[i].addr != 0xffff; i++) { - ASSERT((inits[i].size == 2) || (inits[i].size == 4)); - - if (inits[i].size == 2) - W_REG(osh, (u16 *)(base + inits[i].addr), - inits[i].value); - else if (inits[i].size == 4) - W_REG(osh, (u32 *)(base + inits[i].addr), - inits[i].value); - } -} - -static void wlc_ucode_txant_set(struct wlc_hw_info *wlc_hw) -{ - u16 phyctl; - u16 phytxant = wlc_hw->bmac_phytxant; - u16 mask = PHY_TXC_ANT_MASK; - - /* set the Probe Response frame phy control word */ - phyctl = wlc_bmac_read_shm(wlc_hw, M_CTXPRS_BLK + C_CTX_PCTLWD_POS); - phyctl = (phyctl & ~mask) | phytxant; - wlc_bmac_write_shm(wlc_hw, M_CTXPRS_BLK + C_CTX_PCTLWD_POS, phyctl); - - /* set the Response (ACK/CTS) frame phy control word */ - phyctl = wlc_bmac_read_shm(wlc_hw, M_RSP_PCTLWD); - phyctl = (phyctl & ~mask) | phytxant; - wlc_bmac_write_shm(wlc_hw, M_RSP_PCTLWD, phyctl); -} - -void wlc_bmac_txant_set(struct wlc_hw_info *wlc_hw, u16 phytxant) -{ - /* update sw state */ - wlc_hw->bmac_phytxant = phytxant; - - /* push to ucode if up */ - if (!wlc_hw->up) - return; - wlc_ucode_txant_set(wlc_hw); - -} - -u16 wlc_bmac_get_txant(struct wlc_hw_info *wlc_hw) -{ - return (u16) wlc_hw->wlc->stf->txant; -} - -void wlc_bmac_antsel_type_set(struct wlc_hw_info *wlc_hw, u8 antsel_type) -{ - wlc_hw->antsel_type = antsel_type; - - /* Update the antsel type for phy module to use */ - wlc_phy_antsel_type_set(wlc_hw->band->pi, antsel_type); -} - -void wlc_bmac_fifoerrors(struct wlc_hw_info *wlc_hw) -{ - bool fatal = false; - uint unit; - uint intstatus, idx; - d11regs_t *regs = wlc_hw->regs; - - unit = wlc_hw->unit; - - for (idx = 0; idx < NFIFO; idx++) { - /* read intstatus register and ignore any non-error bits */ - intstatus = - R_REG(wlc_hw->osh, - ®s->intctrlregs[idx].intstatus) & I_ERRORS; - if (!intstatus) - continue; - - WL_TRACE("wl%d: wlc_bmac_fifoerrors: intstatus%d 0x%x\n", - unit, idx, intstatus); - - if (intstatus & I_RO) { - WL_ERROR("wl%d: fifo %d: receive fifo overflow\n", - unit, idx); - WLCNTINCR(wlc_hw->wlc->pub->_cnt->rxoflo); - fatal = true; - } - - if (intstatus & I_PC) { - WL_ERROR("wl%d: fifo %d: descriptor error\n", - unit, idx); - WLCNTINCR(wlc_hw->wlc->pub->_cnt->dmade); - fatal = true; - } - - if (intstatus & I_PD) { - WL_ERROR("wl%d: fifo %d: data error\n", unit, idx); - WLCNTINCR(wlc_hw->wlc->pub->_cnt->dmada); - fatal = true; - } - - if (intstatus & I_DE) { - WL_ERROR("wl%d: fifo %d: descriptor protocol error\n", - unit, idx); - WLCNTINCR(wlc_hw->wlc->pub->_cnt->dmape); - fatal = true; - } - - if (intstatus & I_RU) { - WL_ERROR("wl%d: fifo %d: receive descriptor underflow\n", - idx, unit); - WLCNTINCR(wlc_hw->wlc->pub->_cnt->rxuflo[idx]); - } - - if (intstatus & I_XU) { - WL_ERROR("wl%d: fifo %d: transmit fifo underflow\n", - idx, unit); - WLCNTINCR(wlc_hw->wlc->pub->_cnt->txuflo); - fatal = true; - } - - if (fatal) { - wlc_fatal_error(wlc_hw->wlc); /* big hammer */ - break; - } else - W_REG(wlc_hw->osh, ®s->intctrlregs[idx].intstatus, - intstatus); - } -} - -void wlc_intrson(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - ASSERT(wlc->defmacintmask); - wlc->macintmask = wlc->defmacintmask; - W_REG(wlc_hw->osh, &wlc_hw->regs->macintmask, wlc->macintmask); -} - -/* callback for siutils.c, which has only wlc handler, no wl - * they both check up, not only because there is no need to off/restore d11 interrupt - * but also because per-port code may require sync with valid interrupt. - */ - -static u32 wlc_wlintrsoff(struct wlc_info *wlc) -{ - if (!wlc->hw->up) - return 0; - - return wl_intrsoff(wlc->wl); -} - -static void wlc_wlintrsrestore(struct wlc_info *wlc, u32 macintmask) -{ - if (!wlc->hw->up) - return; - - wl_intrsrestore(wlc->wl, macintmask); -} - -u32 wlc_intrsoff(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - u32 macintmask; - - if (!wlc_hw->clk) - return 0; - - macintmask = wlc->macintmask; /* isr can still happen */ - - W_REG(wlc_hw->osh, &wlc_hw->regs->macintmask, 0); - (void)R_REG(wlc_hw->osh, &wlc_hw->regs->macintmask); /* sync readback */ - udelay(1); /* ensure int line is no longer driven */ - wlc->macintmask = 0; - - /* return previous macintmask; resolve race between us and our isr */ - return wlc->macintstatus ? 0 : macintmask; -} - -void wlc_intrsrestore(struct wlc_info *wlc, u32 macintmask) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - if (!wlc_hw->clk) - return; - - wlc->macintmask = macintmask; - W_REG(wlc_hw->osh, &wlc_hw->regs->macintmask, wlc->macintmask); -} - -void wlc_bmac_mute(struct wlc_hw_info *wlc_hw, bool on, mbool flags) -{ - u8 null_ether_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0}; - - if (on) { - /* suspend tx fifos */ - wlc_bmac_tx_fifo_suspend(wlc_hw, TX_DATA_FIFO); - wlc_bmac_tx_fifo_suspend(wlc_hw, TX_CTL_FIFO); - wlc_bmac_tx_fifo_suspend(wlc_hw, TX_AC_BK_FIFO); - wlc_bmac_tx_fifo_suspend(wlc_hw, TX_AC_VI_FIFO); - - /* zero the address match register so we do not send ACKs */ - wlc_bmac_set_addrmatch(wlc_hw, RCM_MAC_OFFSET, - null_ether_addr); - } else { - /* resume tx fifos */ - if (!wlc_hw->wlc->tx_suspended) { - wlc_bmac_tx_fifo_resume(wlc_hw, TX_DATA_FIFO); - } - wlc_bmac_tx_fifo_resume(wlc_hw, TX_CTL_FIFO); - wlc_bmac_tx_fifo_resume(wlc_hw, TX_AC_BK_FIFO); - wlc_bmac_tx_fifo_resume(wlc_hw, TX_AC_VI_FIFO); - - /* Restore address */ - wlc_bmac_set_addrmatch(wlc_hw, RCM_MAC_OFFSET, - wlc_hw->etheraddr); - } - - wlc_phy_mute_upd(wlc_hw->band->pi, on, flags); - - if (on) - wlc_ucode_mute_override_set(wlc_hw); - else - wlc_ucode_mute_override_clear(wlc_hw); -} - -void wlc_bmac_set_deaf(struct wlc_hw_info *wlc_hw, bool user_flag) -{ - wlc_phy_set_deaf(wlc_hw->band->pi, user_flag); -} - -int wlc_bmac_xmtfifo_sz_get(struct wlc_hw_info *wlc_hw, uint fifo, uint *blocks) -{ - if (fifo >= NFIFO) - return BCME_RANGE; - - *blocks = wlc_hw->xmtfifo_sz[fifo]; - - return 0; -} - -int wlc_bmac_xmtfifo_sz_set(struct wlc_hw_info *wlc_hw, uint fifo, uint blocks) -{ - if (fifo >= NFIFO || blocks > 299) - return BCME_RANGE; - - /* BMAC_NOTE, change blocks to u16 */ - wlc_hw->xmtfifo_sz[fifo] = (u16) blocks; - - return 0; -} - -/* wlc_bmac_tx_fifo_suspended: - * Check the MAC's tx suspend status for a tx fifo. - * - * When the MAC acknowledges a tx suspend, it indicates that no more - * packets will be transmitted out the radio. This is independent of - * DMA channel suspension---the DMA may have finished suspending, or may still - * be pulling data into a tx fifo, by the time the MAC acks the suspend - * request. - */ -bool wlc_bmac_tx_fifo_suspended(struct wlc_hw_info *wlc_hw, uint tx_fifo) -{ - /* check that a suspend has been requested and is no longer pending */ - - /* - * for DMA mode, the suspend request is set in xmtcontrol of the DMA engine, - * and the tx fifo suspend at the lower end of the MAC is acknowledged in the - * chnstatus register. - * The tx fifo suspend completion is independent of the DMA suspend completion and - * may be acked before or after the DMA is suspended. - */ - if (dma_txsuspended(wlc_hw->di[tx_fifo]) && - (R_REG(wlc_hw->osh, &wlc_hw->regs->chnstatus) & - (1 << tx_fifo)) == 0) - return true; - - return false; -} - -void wlc_bmac_tx_fifo_suspend(struct wlc_hw_info *wlc_hw, uint tx_fifo) -{ - u8 fifo = 1 << tx_fifo; - - /* Two clients of this code, 11h Quiet period and scanning. */ - - /* only suspend if not already suspended */ - if ((wlc_hw->suspended_fifos & fifo) == fifo) - return; - - /* force the core awake only if not already */ - if (wlc_hw->suspended_fifos == 0) - wlc_ucode_wake_override_set(wlc_hw, WLC_WAKE_OVERRIDE_TXFIFO); - - wlc_hw->suspended_fifos |= fifo; - - if (wlc_hw->di[tx_fifo]) { - /* Suspending AMPDU transmissions in the middle can cause underflow - * which may result in mismatch between ucode and driver - * so suspend the mac before suspending the FIFO - */ - if (WLC_PHY_11N_CAP(wlc_hw->band)) - wlc_suspend_mac_and_wait(wlc_hw->wlc); - - dma_txsuspend(wlc_hw->di[tx_fifo]); - - if (WLC_PHY_11N_CAP(wlc_hw->band)) - wlc_enable_mac(wlc_hw->wlc); - } -} - -void wlc_bmac_tx_fifo_resume(struct wlc_hw_info *wlc_hw, uint tx_fifo) -{ - /* BMAC_NOTE: WLC_TX_FIFO_ENAB is done in wlc_dpc() for DMA case but need to be done - * here for PIO otherwise the watchdog will catch the inconsistency and fire - */ - /* Two clients of this code, 11h Quiet period and scanning. */ - if (wlc_hw->di[tx_fifo]) - dma_txresume(wlc_hw->di[tx_fifo]); - - /* allow core to sleep again */ - if (wlc_hw->suspended_fifos == 0) - return; - else { - wlc_hw->suspended_fifos &= ~(1 << tx_fifo); - if (wlc_hw->suspended_fifos == 0) - wlc_ucode_wake_override_clear(wlc_hw, - WLC_WAKE_OVERRIDE_TXFIFO); - } -} - -/* - * Read and clear macintmask and macintstatus and intstatus registers. - * This routine should be called with interrupts off - * Return: - * -1 if DEVICEREMOVED(wlc) evaluates to true; - * 0 if the interrupt is not for us, or we are in some special cases; - * device interrupt status bits otherwise. - */ -static inline u32 wlc_intstatus(struct wlc_info *wlc, bool in_isr) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - d11regs_t *regs = wlc_hw->regs; - u32 macintstatus; - u32 intstatus_rxfifo, intstatus_txsfifo; - struct osl_info *osh; - - osh = wlc_hw->osh; - - /* macintstatus includes a DMA interrupt summary bit */ - macintstatus = R_REG(osh, ®s->macintstatus); - - WL_TRACE("wl%d: macintstatus: 0x%x\n", wlc_hw->unit, macintstatus); - - /* detect cardbus removed, in power down(suspend) and in reset */ - if (DEVICEREMOVED(wlc)) - return -1; - - /* DEVICEREMOVED succeeds even when the core is still resetting, - * handle that case here. - */ - if (macintstatus == 0xffffffff) - return 0; - - /* defer unsolicited interrupts */ - macintstatus &= (in_isr ? wlc->macintmask : wlc->defmacintmask); - - /* if not for us */ - if (macintstatus == 0) - return 0; - - /* interrupts are already turned off for CFE build - * Caution: For CFE Turning off the interrupts again has some undesired - * consequences - */ - /* turn off the interrupts */ - W_REG(osh, ®s->macintmask, 0); - (void)R_REG(osh, ®s->macintmask); /* sync readback */ - wlc->macintmask = 0; - - /* clear device interrupts */ - W_REG(osh, ®s->macintstatus, macintstatus); - - /* MI_DMAINT is indication of non-zero intstatus */ - if (macintstatus & MI_DMAINT) { - if (D11REV_IS(wlc_hw->corerev, 4)) { - intstatus_rxfifo = - R_REG(osh, ®s->intctrlregs[RX_FIFO].intstatus); - intstatus_txsfifo = - R_REG(osh, - ®s->intctrlregs[RX_TXSTATUS_FIFO]. - intstatus); - WL_TRACE("wl%d: intstatus_rxfifo 0x%x, intstatus_txsfifo 0x%x\n", - wlc_hw->unit, - intstatus_rxfifo, intstatus_txsfifo); - - /* defer unsolicited interrupt hints */ - intstatus_rxfifo &= DEF_RXINTMASK; - intstatus_txsfifo &= DEF_RXINTMASK; - - /* MI_DMAINT bit in macintstatus is indication of RX_FIFO interrupt */ - /* clear interrupt hints */ - if (intstatus_rxfifo) - W_REG(osh, - ®s->intctrlregs[RX_FIFO].intstatus, - intstatus_rxfifo); - else - macintstatus &= ~MI_DMAINT; - - /* MI_TFS bit in macintstatus is encoding of RX_TXSTATUS_FIFO interrupt */ - if (intstatus_txsfifo) { - W_REG(osh, - ®s->intctrlregs[RX_TXSTATUS_FIFO]. - intstatus, intstatus_txsfifo); - macintstatus |= MI_TFS; - } - } else { - /* - * For corerevs >= 5, only fifo interrupt enabled is I_RI in RX_FIFO. - * If MI_DMAINT is set, assume it is set and clear the interrupt. - */ - W_REG(osh, ®s->intctrlregs[RX_FIFO].intstatus, - DEF_RXINTMASK); - } - } - - return macintstatus; -} - -/* Update wlc->macintstatus and wlc->intstatus[]. */ -/* Return true if they are updated successfully. false otherwise */ -bool wlc_intrsupd(struct wlc_info *wlc) -{ - u32 macintstatus; - - ASSERT(wlc->macintstatus != 0); - - /* read and clear macintstatus and intstatus registers */ - macintstatus = wlc_intstatus(wlc, false); - - /* device is removed */ - if (macintstatus == 0xffffffff) - return false; - - /* update interrupt status in software */ - wlc->macintstatus |= macintstatus; - - return true; -} - -/* - * First-level interrupt processing. - * Return true if this was our interrupt, false otherwise. - * *wantdpc will be set to true if further wlc_dpc() processing is required, - * false otherwise. - */ -bool BCMFASTPATH wlc_isr(struct wlc_info *wlc, bool *wantdpc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - u32 macintstatus; - - *wantdpc = false; - - if (!wlc_hw->up || !wlc->macintmask) - return false; - - /* read and clear macintstatus and intstatus registers */ - macintstatus = wlc_intstatus(wlc, true); - - if (macintstatus == 0xffffffff) - WL_ERROR("DEVICEREMOVED detected in the ISR code path\n"); - - /* it is not for us */ - if (macintstatus == 0) - return false; - - *wantdpc = true; - - /* save interrupt status bits */ - ASSERT(wlc->macintstatus == 0); - wlc->macintstatus = macintstatus; - - return true; - -} - -/* process tx completion events for corerev < 5 */ -static bool wlc_bmac_txstatus_corerev4(struct wlc_hw_info *wlc_hw) -{ - struct sk_buff *status_p; - tx_status_t *txs; - struct osl_info *osh; - bool fatal = false; - - WL_TRACE("wl%d: wlc_txstatusrecv\n", wlc_hw->unit); - - osh = wlc_hw->osh; - - while (!fatal && (status_p = dma_rx(wlc_hw->di[RX_TXSTATUS_FIFO]))) { - - txs = (tx_status_t *) status_p->data; - /* MAC uses little endian only */ - ltoh16_buf((void *)txs, sizeof(tx_status_t)); - - /* shift low bits for tx_status_t status compatibility */ - txs->status = (txs->status & ~TXS_COMPAT_MASK) - | (((txs->status & TXS_COMPAT_MASK) << TXS_COMPAT_SHIFT)); - - fatal = wlc_bmac_dotxstatus(wlc_hw, txs, 0); - - pkt_buf_free_skb(osh, status_p, false); - } - - if (fatal) - return true; - - /* post more rbufs */ - dma_rxfill(wlc_hw->di[RX_TXSTATUS_FIFO]); - - return false; -} - -static bool BCMFASTPATH -wlc_bmac_dotxstatus(struct wlc_hw_info *wlc_hw, tx_status_t *txs, u32 s2) -{ - /* discard intermediate indications for ucode with one legitimate case: - * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, but the subsequent - * tx of DATA failed. so it will start rts/cts from the beginning (resetting the rts - * transmission count) - */ - if (!(txs->status & TX_STATUS_AMPDU) - && (txs->status & TX_STATUS_INTERMEDIATE)) { - return false; - } - - return wlc_dotxstatus(wlc_hw->wlc, txs, s2); -} - -/* process tx completion events in BMAC - * Return true if more tx status need to be processed. false otherwise. - */ -static bool BCMFASTPATH -wlc_bmac_txstatus(struct wlc_hw_info *wlc_hw, bool bound, bool *fatal) -{ - bool morepending = false; - struct wlc_info *wlc = wlc_hw->wlc; - - WL_TRACE("wl%d: wlc_bmac_txstatus\n", wlc_hw->unit); - - if (D11REV_IS(wlc_hw->corerev, 4)) { - /* to retire soon */ - *fatal = wlc_bmac_txstatus_corerev4(wlc->hw); - - if (*fatal) - return 0; - } else { - /* corerev >= 5 */ - d11regs_t *regs; - struct osl_info *osh; - tx_status_t txstatus, *txs; - u32 s1, s2; - uint n = 0; - /* Param 'max_tx_num' indicates max. # tx status to process before break out. */ - uint max_tx_num = bound ? wlc->pub->tunables->txsbnd : -1; - - txs = &txstatus; - regs = wlc_hw->regs; - osh = wlc_hw->osh; - while (!(*fatal) - && (s1 = R_REG(osh, ®s->frmtxstatus)) & TXS_V) { - - if (s1 == 0xffffffff) { - WL_ERROR("wl%d: %s: dead chip\n", - wlc_hw->unit, __func__); - ASSERT(s1 != 0xffffffff); - return morepending; - } - - s2 = R_REG(osh, ®s->frmtxstatus2); - - txs->status = s1 & TXS_STATUS_MASK; - txs->frameid = (s1 & TXS_FID_MASK) >> TXS_FID_SHIFT; - txs->sequence = s2 & TXS_SEQ_MASK; - txs->phyerr = (s2 & TXS_PTX_MASK) >> TXS_PTX_SHIFT; - txs->lasttxtime = 0; - - *fatal = wlc_bmac_dotxstatus(wlc_hw, txs, s2); - - /* !give others some time to run! */ - if (++n >= max_tx_num) - break; - } - - if (*fatal) - return 0; - - if (n >= max_tx_num) - morepending = true; - } - - if (!pktq_empty(&wlc->active_queue->q)) - wlc_send_q(wlc, wlc->active_queue); - - return morepending; -} - -void wlc_suspend_mac_and_wait(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - d11regs_t *regs = wlc_hw->regs; - u32 mc, mi; - struct osl_info *osh; - - WL_TRACE("wl%d: wlc_suspend_mac_and_wait: bandunit %d\n", - wlc_hw->unit, wlc_hw->band->bandunit); - - /* - * Track overlapping suspend requests - */ - wlc_hw->mac_suspend_depth++; - if (wlc_hw->mac_suspend_depth > 1) - return; - - osh = wlc_hw->osh; - - /* force the core awake */ - wlc_ucode_wake_override_set(wlc_hw, WLC_WAKE_OVERRIDE_MACSUSPEND); - - mc = R_REG(osh, ®s->maccontrol); - - if (mc == 0xffffffff) { - WL_ERROR("wl%d: %s: dead chip\n", wlc_hw->unit, __func__); - wl_down(wlc->wl); - return; - } - ASSERT(!(mc & MCTL_PSM_JMP_0)); - ASSERT(mc & MCTL_PSM_RUN); - ASSERT(mc & MCTL_EN_MAC); - - mi = R_REG(osh, ®s->macintstatus); - if (mi == 0xffffffff) { - WL_ERROR("wl%d: %s: dead chip\n", wlc_hw->unit, __func__); - wl_down(wlc->wl); - return; - } - ASSERT(!(mi & MI_MACSSPNDD)); - - wlc_bmac_mctrl(wlc_hw, MCTL_EN_MAC, 0); - - SPINWAIT(!(R_REG(osh, ®s->macintstatus) & MI_MACSSPNDD), - WLC_MAX_MAC_SUSPEND); - - if (!(R_REG(osh, ®s->macintstatus) & MI_MACSSPNDD)) { - WL_ERROR("wl%d: wlc_suspend_mac_and_wait: waited %d uS and MI_MACSSPNDD is still not on.\n", - wlc_hw->unit, WLC_MAX_MAC_SUSPEND); - WL_ERROR("wl%d: psmdebug 0x%08x, phydebug 0x%08x, psm_brc 0x%04x\n", - wlc_hw->unit, - R_REG(osh, ®s->psmdebug), - R_REG(osh, ®s->phydebug), - R_REG(osh, ®s->psm_brc)); - } - - mc = R_REG(osh, ®s->maccontrol); - if (mc == 0xffffffff) { - WL_ERROR("wl%d: %s: dead chip\n", wlc_hw->unit, __func__); - wl_down(wlc->wl); - return; - } - ASSERT(!(mc & MCTL_PSM_JMP_0)); - ASSERT(mc & MCTL_PSM_RUN); - ASSERT(!(mc & MCTL_EN_MAC)); -} - -void wlc_enable_mac(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - d11regs_t *regs = wlc_hw->regs; - u32 mc, mi; - struct osl_info *osh; - - WL_TRACE("wl%d: wlc_enable_mac: bandunit %d\n", - wlc_hw->unit, wlc->band->bandunit); - - /* - * Track overlapping suspend requests - */ - ASSERT(wlc_hw->mac_suspend_depth > 0); - wlc_hw->mac_suspend_depth--; - if (wlc_hw->mac_suspend_depth > 0) - return; - - osh = wlc_hw->osh; - - mc = R_REG(osh, ®s->maccontrol); - ASSERT(!(mc & MCTL_PSM_JMP_0)); - ASSERT(!(mc & MCTL_EN_MAC)); - ASSERT(mc & MCTL_PSM_RUN); - - wlc_bmac_mctrl(wlc_hw, MCTL_EN_MAC, MCTL_EN_MAC); - W_REG(osh, ®s->macintstatus, MI_MACSSPNDD); - - mc = R_REG(osh, ®s->maccontrol); - ASSERT(!(mc & MCTL_PSM_JMP_0)); - ASSERT(mc & MCTL_EN_MAC); - ASSERT(mc & MCTL_PSM_RUN); - - mi = R_REG(osh, ®s->macintstatus); - ASSERT(!(mi & MI_MACSSPNDD)); - - wlc_ucode_wake_override_clear(wlc_hw, WLC_WAKE_OVERRIDE_MACSUSPEND); -} - -void wlc_bmac_ifsctl_edcrs_set(struct wlc_hw_info *wlc_hw, bool abie, bool isht) -{ - if (!(WLCISNPHY(wlc_hw->band) && (D11REV_GE(wlc_hw->corerev, 16)))) - return; - - if (isht) { - if (WLCISNPHY(wlc_hw->band) && NREV_LT(wlc_hw->band->phyrev, 3)) { - AND_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - ~IFS_CTL1_EDCRS); - } - } else { - /* enable EDCRS for non-11n association */ - OR_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, IFS_CTL1_EDCRS); - } - - if (WLCISNPHY(wlc_hw->band) && NREV_GE(wlc_hw->band->phyrev, 3)) { - if (CHSPEC_IS20(wlc_hw->chanspec)) { - /* 20 mhz, use 20U ED only */ - OR_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - IFS_CTL1_EDCRS); - AND_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - ~IFS_CTL1_EDCRS_20L); - AND_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - ~IFS_CTL1_EDCRS_40); - } else { - /* 40 mhz, use 20U 20L and 40 ED */ - OR_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - IFS_CTL1_EDCRS); - OR_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - IFS_CTL1_EDCRS_20L); - OR_REG(wlc_hw->osh, &wlc_hw->regs->ifs_ctl1, - IFS_CTL1_EDCRS_40); - } - } -} - -static void wlc_upd_ofdm_pctl1_table(struct wlc_hw_info *wlc_hw) -{ - u8 rate; - u8 rates[8] = { - WLC_RATE_6M, WLC_RATE_9M, WLC_RATE_12M, WLC_RATE_18M, - WLC_RATE_24M, WLC_RATE_36M, WLC_RATE_48M, WLC_RATE_54M - }; - u16 entry_ptr; - u16 pctl1; - uint i; - - if (!WLC_PHY_11N_CAP(wlc_hw->band)) - return; - - /* walk the phy rate table and update the entries */ - for (i = 0; i < ARRAY_SIZE(rates); i++) { - rate = rates[i]; - - entry_ptr = wlc_bmac_ofdm_ratetable_offset(wlc_hw, rate); - - /* read the SHM Rate Table entry OFDM PCTL1 values */ - pctl1 = - wlc_bmac_read_shm(wlc_hw, entry_ptr + M_RT_OFDM_PCTL1_POS); - - /* modify the value */ - pctl1 &= ~PHY_TXC1_MODE_MASK; - pctl1 |= (wlc_hw->hw_stf_ss_opmode << PHY_TXC1_MODE_SHIFT); - - /* Update the SHM Rate Table entry OFDM PCTL1 values */ - wlc_bmac_write_shm(wlc_hw, entry_ptr + M_RT_OFDM_PCTL1_POS, - pctl1); - } -} - -static u16 wlc_bmac_ofdm_ratetable_offset(struct wlc_hw_info *wlc_hw, u8 rate) -{ - uint i; - u8 plcp_rate = 0; - struct plcp_signal_rate_lookup { - u8 rate; - u8 signal_rate; - }; - /* OFDM RATE sub-field of PLCP SIGNAL field, per 802.11 sec 17.3.4.1 */ - const struct plcp_signal_rate_lookup rate_lookup[] = { - {WLC_RATE_6M, 0xB}, - {WLC_RATE_9M, 0xF}, - {WLC_RATE_12M, 0xA}, - {WLC_RATE_18M, 0xE}, - {WLC_RATE_24M, 0x9}, - {WLC_RATE_36M, 0xD}, - {WLC_RATE_48M, 0x8}, - {WLC_RATE_54M, 0xC} - }; - - for (i = 0; i < ARRAY_SIZE(rate_lookup); i++) { - if (rate == rate_lookup[i].rate) { - plcp_rate = rate_lookup[i].signal_rate; - break; - } - } - - /* Find the SHM pointer to the rate table entry by looking in the - * Direct-map Table - */ - return 2 * wlc_bmac_read_shm(wlc_hw, M_RT_DIRMAP_A + (plcp_rate * 2)); -} - -void wlc_bmac_band_stf_ss_set(struct wlc_hw_info *wlc_hw, u8 stf_mode) -{ - wlc_hw->hw_stf_ss_opmode = stf_mode; - - if (wlc_hw->clk) - wlc_upd_ofdm_pctl1_table(wlc_hw); -} - -void BCMFASTPATH -wlc_bmac_read_tsf(struct wlc_hw_info *wlc_hw, u32 *tsf_l_ptr, - u32 *tsf_h_ptr) -{ - d11regs_t *regs = wlc_hw->regs; - - /* read the tsf timer low, then high to get an atomic read */ - *tsf_l_ptr = R_REG(wlc_hw->osh, ®s->tsf_timerlow); - *tsf_h_ptr = R_REG(wlc_hw->osh, ®s->tsf_timerhigh); - - return; -} - -bool wlc_bmac_validate_chip_access(struct wlc_hw_info *wlc_hw) -{ - d11regs_t *regs; - u32 w, val; - volatile u16 *reg16; - struct osl_info *osh; - - WL_TRACE("wl%d: validate_chip_access\n", wlc_hw->unit); - - regs = wlc_hw->regs; - osh = wlc_hw->osh; - - /* Validate dchip register access */ - - W_REG(osh, ®s->objaddr, OBJADDR_SHM_SEL | 0); - (void)R_REG(osh, ®s->objaddr); - w = R_REG(osh, ®s->objdata); - - /* Can we write and read back a 32bit register? */ - W_REG(osh, ®s->objaddr, OBJADDR_SHM_SEL | 0); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, ®s->objdata, (u32) 0xaa5555aa); - - W_REG(osh, ®s->objaddr, OBJADDR_SHM_SEL | 0); - (void)R_REG(osh, ®s->objaddr); - val = R_REG(osh, ®s->objdata); - if (val != (u32) 0xaa5555aa) { - WL_ERROR("wl%d: validate_chip_access: SHM = 0x%x, expected 0xaa5555aa\n", - wlc_hw->unit, val); - return false; - } - - W_REG(osh, ®s->objaddr, OBJADDR_SHM_SEL | 0); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, ®s->objdata, (u32) 0x55aaaa55); - - W_REG(osh, ®s->objaddr, OBJADDR_SHM_SEL | 0); - (void)R_REG(osh, ®s->objaddr); - val = R_REG(osh, ®s->objdata); - if (val != (u32) 0x55aaaa55) { - WL_ERROR("wl%d: validate_chip_access: SHM = 0x%x, expected 0x55aaaa55\n", - wlc_hw->unit, val); - return false; - } - - W_REG(osh, ®s->objaddr, OBJADDR_SHM_SEL | 0); - (void)R_REG(osh, ®s->objaddr); - W_REG(osh, ®s->objdata, w); - - if (D11REV_LT(wlc_hw->corerev, 11)) { - /* if 32 bit writes are split into 16 bit writes, are they in the correct order - * for our interface, low to high - */ - reg16 = (volatile u16 *)®s->tsf_cfpstart; - - /* write the CFPStart register low half explicitly, starting a buffered write */ - W_REG(osh, reg16, 0xAAAA); - - /* Write a 32 bit value to CFPStart to test the 16 bit split order. - * If the low 16 bits are written first, followed by the high 16 bits then the - * 32 bit value 0xCCCCBBBB should end up in the register. - * If the order is reversed, then the write to the high half will trigger a buffered - * write of 0xCCCCAAAA. - * If the bus is 32 bits, then this is not much of a test, and the reg should - * have the correct value 0xCCCCBBBB. - */ - W_REG(osh, ®s->tsf_cfpstart, 0xCCCCBBBB); - - /* verify with the 16 bit registers that have no side effects */ - val = R_REG(osh, ®s->tsf_cfpstrt_l); - if (val != (uint) 0xBBBB) { - WL_ERROR("wl%d: validate_chip_access: tsf_cfpstrt_l = 0x%x, expected 0x%x\n", - wlc_hw->unit, val, 0xBBBB); - return false; - } - val = R_REG(osh, ®s->tsf_cfpstrt_h); - if (val != (uint) 0xCCCC) { - WL_ERROR("wl%d: validate_chip_access: tsf_cfpstrt_h = 0x%x, expected 0x%x\n", - wlc_hw->unit, val, 0xCCCC); - return false; - } - - } - - /* clear CFPStart */ - W_REG(osh, ®s->tsf_cfpstart, 0); - - w = R_REG(osh, ®s->maccontrol); - if ((w != (MCTL_IHR_EN | MCTL_WAKE)) && - (w != (MCTL_IHR_EN | MCTL_GMODE | MCTL_WAKE))) { - WL_ERROR("wl%d: validate_chip_access: maccontrol = 0x%x, expected 0x%x or 0x%x\n", - wlc_hw->unit, w, - (MCTL_IHR_EN | MCTL_WAKE), - (MCTL_IHR_EN | MCTL_GMODE | MCTL_WAKE)); - return false; - } - - return true; -} - -#define PHYPLL_WAIT_US 100000 - -void wlc_bmac_core_phypll_ctl(struct wlc_hw_info *wlc_hw, bool on) -{ - d11regs_t *regs; - struct osl_info *osh; - u32 tmp; - - WL_TRACE("wl%d: wlc_bmac_core_phypll_ctl\n", wlc_hw->unit); - - tmp = 0; - regs = wlc_hw->regs; - osh = wlc_hw->osh; - - if (D11REV_LE(wlc_hw->corerev, 16) || D11REV_IS(wlc_hw->corerev, 20)) - return; - - if (on) { - if ((wlc_hw->sih->chip == BCM4313_CHIP_ID)) { - OR_REG(osh, ®s->clk_ctl_st, - (CCS_ERSRC_REQ_HT | CCS_ERSRC_REQ_D11PLL | - CCS_ERSRC_REQ_PHYPLL)); - SPINWAIT((R_REG(osh, ®s->clk_ctl_st) & - (CCS_ERSRC_AVAIL_HT)) != (CCS_ERSRC_AVAIL_HT), - PHYPLL_WAIT_US); - - tmp = R_REG(osh, ®s->clk_ctl_st); - if ((tmp & (CCS_ERSRC_AVAIL_HT)) != - (CCS_ERSRC_AVAIL_HT)) { - WL_ERROR("%s: turn on PHY PLL failed\n", - __func__); - ASSERT(0); - } - } else { - OR_REG(osh, ®s->clk_ctl_st, - (CCS_ERSRC_REQ_D11PLL | CCS_ERSRC_REQ_PHYPLL)); - SPINWAIT((R_REG(osh, ®s->clk_ctl_st) & - (CCS_ERSRC_AVAIL_D11PLL | - CCS_ERSRC_AVAIL_PHYPLL)) != - (CCS_ERSRC_AVAIL_D11PLL | - CCS_ERSRC_AVAIL_PHYPLL), PHYPLL_WAIT_US); - - tmp = R_REG(osh, ®s->clk_ctl_st); - if ((tmp & - (CCS_ERSRC_AVAIL_D11PLL | CCS_ERSRC_AVAIL_PHYPLL)) - != - (CCS_ERSRC_AVAIL_D11PLL | CCS_ERSRC_AVAIL_PHYPLL)) { - WL_ERROR("%s: turn on PHY PLL failed\n", - __func__); - ASSERT(0); - } - } - } else { - /* Since the PLL may be shared, other cores can still be requesting it; - * so we'll deassert the request but not wait for status to comply. - */ - AND_REG(osh, ®s->clk_ctl_st, ~CCS_ERSRC_REQ_PHYPLL); - tmp = R_REG(osh, ®s->clk_ctl_st); - } -} - -void wlc_coredisable(struct wlc_hw_info *wlc_hw) -{ - bool dev_gone; - - WL_TRACE("wl%d: %s\n", wlc_hw->unit, __func__); - - ASSERT(!wlc_hw->up); - - dev_gone = DEVICEREMOVED(wlc_hw->wlc); - - if (dev_gone) - return; - - if (wlc_hw->noreset) - return; - - /* radio off */ - wlc_phy_switch_radio(wlc_hw->band->pi, OFF); - - /* turn off analog core */ - wlc_phy_anacore(wlc_hw->band->pi, OFF); - - /* turn off PHYPLL to save power */ - wlc_bmac_core_phypll_ctl(wlc_hw, false); - - /* No need to set wlc->pub->radio_active = OFF - * because this function needs down capability and - * radio_active is designed for BCMNODOWN. - */ - - /* remove gpio controls */ - if (wlc_hw->ucode_dbgsel) - si_gpiocontrol(wlc_hw->sih, ~0, 0, GPIO_DRV_PRIORITY); - - wlc_hw->clk = false; - si_core_disable(wlc_hw->sih, 0); - wlc_phy_hw_clk_state_upd(wlc_hw->band->pi, false); -} - -/* power both the pll and external oscillator on/off */ -void wlc_bmac_xtal(struct wlc_hw_info *wlc_hw, bool want) -{ - WL_TRACE("wl%d: wlc_bmac_xtal: want %d\n", wlc_hw->unit, want); - - /* dont power down if plldown is false or we must poll hw radio disable */ - if (!want && wlc_hw->pllreq) - return; - - if (wlc_hw->sih) - si_clkctl_xtal(wlc_hw->sih, XTAL | PLL, want); - - wlc_hw->sbclk = want; - if (!wlc_hw->sbclk) { - wlc_hw->clk = false; - if (wlc_hw->band && wlc_hw->band->pi) - wlc_phy_hw_clk_state_upd(wlc_hw->band->pi, false); - } -} - -static void wlc_flushqueues(struct wlc_info *wlc) -{ - struct wlc_hw_info *wlc_hw = wlc->hw; - uint i; - - wlc->txpend16165war = 0; - - /* free any posted tx packets */ - for (i = 0; i < NFIFO; i++) - if (wlc_hw->di[i]) { - dma_txreclaim(wlc_hw->di[i], HNDDMA_RANGE_ALL); - TXPKTPENDCLR(wlc, i); - WL_TRACE("wlc_flushqueues: pktpend fifo %d cleared\n", - i); - } - - /* free any posted rx packets */ - dma_rxreclaim(wlc_hw->di[RX_FIFO]); - if (D11REV_IS(wlc_hw->corerev, 4)) - dma_rxreclaim(wlc_hw->di[RX_TXSTATUS_FIFO]); -} - -u16 wlc_bmac_read_shm(struct wlc_hw_info *wlc_hw, uint offset) -{ - return wlc_bmac_read_objmem(wlc_hw, offset, OBJADDR_SHM_SEL); -} - -void wlc_bmac_write_shm(struct wlc_hw_info *wlc_hw, uint offset, u16 v) -{ - wlc_bmac_write_objmem(wlc_hw, offset, v, OBJADDR_SHM_SEL); -} - -/* Set a range of shared memory to a value. - * SHM 'offset' needs to be an even address and - * Buffer length 'len' must be an even number of bytes - */ -void wlc_bmac_set_shm(struct wlc_hw_info *wlc_hw, uint offset, u16 v, int len) -{ - int i; - - /* offset and len need to be even */ - ASSERT((offset & 1) == 0); - ASSERT((len & 1) == 0); - - if (len <= 0) - return; - - for (i = 0; i < len; i += 2) { - wlc_bmac_write_objmem(wlc_hw, offset + i, v, OBJADDR_SHM_SEL); - } -} - -static u16 -wlc_bmac_read_objmem(struct wlc_hw_info *wlc_hw, uint offset, u32 sel) -{ - d11regs_t *regs = wlc_hw->regs; - volatile u16 *objdata_lo = (volatile u16 *)®s->objdata; - volatile u16 *objdata_hi = objdata_lo + 1; - u16 v; - - ASSERT((offset & 1) == 0); - - W_REG(wlc_hw->osh, ®s->objaddr, sel | (offset >> 2)); - (void)R_REG(wlc_hw->osh, ®s->objaddr); - if (offset & 2) { - v = R_REG(wlc_hw->osh, objdata_hi); - } else { - v = R_REG(wlc_hw->osh, objdata_lo); - } - - return v; -} - -static void -wlc_bmac_write_objmem(struct wlc_hw_info *wlc_hw, uint offset, u16 v, u32 sel) -{ - d11regs_t *regs = wlc_hw->regs; - volatile u16 *objdata_lo = (volatile u16 *)®s->objdata; - volatile u16 *objdata_hi = objdata_lo + 1; - - ASSERT((offset & 1) == 0); - - W_REG(wlc_hw->osh, ®s->objaddr, sel | (offset >> 2)); - (void)R_REG(wlc_hw->osh, ®s->objaddr); - if (offset & 2) { - W_REG(wlc_hw->osh, objdata_hi, v); - } else { - W_REG(wlc_hw->osh, objdata_lo, v); - } -} - -/* Copy a buffer to shared memory of specified type . - * SHM 'offset' needs to be an even address and - * Buffer length 'len' must be an even number of bytes - * 'sel' selects the type of memory - */ -void -wlc_bmac_copyto_objmem(struct wlc_hw_info *wlc_hw, uint offset, const void *buf, - int len, u32 sel) -{ - u16 v; - const u8 *p = (const u8 *)buf; - int i; - - /* offset and len need to be even */ - ASSERT((offset & 1) == 0); - ASSERT((len & 1) == 0); - - if (len <= 0) - return; - - for (i = 0; i < len; i += 2) { - v = p[i] | (p[i + 1] << 8); - wlc_bmac_write_objmem(wlc_hw, offset + i, v, sel); - } -} - -/* Copy a piece of shared memory of specified type to a buffer . - * SHM 'offset' needs to be an even address and - * Buffer length 'len' must be an even number of bytes - * 'sel' selects the type of memory - */ -void -wlc_bmac_copyfrom_objmem(struct wlc_hw_info *wlc_hw, uint offset, void *buf, - int len, u32 sel) -{ - u16 v; - u8 *p = (u8 *) buf; - int i; - - /* offset and len need to be even */ - ASSERT((offset & 1) == 0); - ASSERT((len & 1) == 0); - - if (len <= 0) - return; - - for (i = 0; i < len; i += 2) { - v = wlc_bmac_read_objmem(wlc_hw, offset + i, sel); - p[i] = v & 0xFF; - p[i + 1] = (v >> 8) & 0xFF; - } -} - -void wlc_bmac_copyfrom_vars(struct wlc_hw_info *wlc_hw, char **buf, uint *len) -{ - WL_TRACE("wlc_bmac_copyfrom_vars, nvram vars totlen=%d\n", - wlc_hw->vars_size); - - *buf = wlc_hw->vars; - *len = wlc_hw->vars_size; -} - -void wlc_bmac_retrylimit_upd(struct wlc_hw_info *wlc_hw, u16 SRL, u16 LRL) -{ - wlc_hw->SRL = SRL; - wlc_hw->LRL = LRL; - - /* write retry limit to SCR, shouldn't need to suspend */ - if (wlc_hw->up) { - W_REG(wlc_hw->osh, &wlc_hw->regs->objaddr, - OBJADDR_SCR_SEL | S_DOT11_SRC_LMT); - (void)R_REG(wlc_hw->osh, &wlc_hw->regs->objaddr); - W_REG(wlc_hw->osh, &wlc_hw->regs->objdata, wlc_hw->SRL); - W_REG(wlc_hw->osh, &wlc_hw->regs->objaddr, - OBJADDR_SCR_SEL | S_DOT11_LRC_LMT); - (void)R_REG(wlc_hw->osh, &wlc_hw->regs->objaddr); - W_REG(wlc_hw->osh, &wlc_hw->regs->objdata, wlc_hw->LRL); - } -} - -void wlc_bmac_set_noreset(struct wlc_hw_info *wlc_hw, bool noreset_flag) -{ - wlc_hw->noreset = noreset_flag; -} - -void wlc_bmac_set_ucode_loaded(struct wlc_hw_info *wlc_hw, bool ucode_loaded) -{ - wlc_hw->ucode_loaded = ucode_loaded; -} - -void wlc_bmac_pllreq(struct wlc_hw_info *wlc_hw, bool set, mbool req_bit) -{ - ASSERT(req_bit); - - if (set) { - if (mboolisset(wlc_hw->pllreq, req_bit)) - return; - - mboolset(wlc_hw->pllreq, req_bit); - - if (mboolisset(wlc_hw->pllreq, WLC_PLLREQ_FLIP)) { - if (!wlc_hw->sbclk) { - wlc_bmac_xtal(wlc_hw, ON); - } - } - } else { - if (!mboolisset(wlc_hw->pllreq, req_bit)) - return; - - mboolclr(wlc_hw->pllreq, req_bit); - - if (mboolisset(wlc_hw->pllreq, WLC_PLLREQ_FLIP)) { - if (wlc_hw->sbclk) { - wlc_bmac_xtal(wlc_hw, OFF); - } - } - } - - return; -} - -void wlc_bmac_set_clk(struct wlc_hw_info *wlc_hw, bool on) -{ - if (on) { - /* power up pll and oscillator */ - wlc_bmac_xtal(wlc_hw, ON); - - /* enable core(s), ignore bandlocked - * Leave with the same band selected as we entered - */ - wlc_bmac_corereset(wlc_hw, WLC_USE_COREFLAGS); - } else { - /* if already down, must skip the core disable */ - if (wlc_hw->clk) { - /* disable core(s), ignore bandlocked */ - wlc_coredisable(wlc_hw); - } - /* power down pll and oscillator */ - wlc_bmac_xtal(wlc_hw, OFF); - } -} - -/* this will be true for all ai chips */ -bool wlc_bmac_taclear(struct wlc_hw_info *wlc_hw, bool ta_ok) -{ - return true; -} - -/* Lower down relevant GPIOs like LED when going down w/o - * doing PCI config cycles or touching interrupts - */ -void wlc_gpio_fast_deinit(struct wlc_hw_info *wlc_hw) -{ - if ((wlc_hw == NULL) || (wlc_hw->sih == NULL)) - return; - - /* Only chips with internal bus or PCIE cores or certain PCI cores - * are able to switch cores w/o disabling interrupts - */ - if (!((wlc_hw->sih->bustype == SI_BUS) || - ((wlc_hw->sih->bustype == PCI_BUS) && - ((wlc_hw->sih->buscoretype == PCIE_CORE_ID) || - (wlc_hw->sih->buscorerev >= 13))))) - return; - - WL_TRACE("wl%d: %s\n", wlc_hw->unit, __func__); - return; -} - -bool wlc_bmac_radio_hw(struct wlc_hw_info *wlc_hw, bool enable) -{ - /* Do not access Phy registers if core is not up */ - if (si_iscoreup(wlc_hw->sih) == false) - return false; - - if (enable) { - if (PMUCTL_ENAB(wlc_hw->sih)) { - AND_REG(wlc_hw->osh, &wlc_hw->regs->clk_ctl_st, - ~CCS_FORCEHWREQOFF); - si_pmu_radio_enable(wlc_hw->sih, true); - } - - wlc_phy_anacore(wlc_hw->band->pi, ON); - wlc_phy_switch_radio(wlc_hw->band->pi, ON); - - /* resume d11 core */ - wlc_enable_mac(wlc_hw->wlc); - } else { - /* suspend d11 core */ - wlc_suspend_mac_and_wait(wlc_hw->wlc); - - wlc_phy_switch_radio(wlc_hw->band->pi, OFF); - wlc_phy_anacore(wlc_hw->band->pi, OFF); - - if (PMUCTL_ENAB(wlc_hw->sih)) { - si_pmu_radio_enable(wlc_hw->sih, false); - OR_REG(wlc_hw->osh, &wlc_hw->regs->clk_ctl_st, - CCS_FORCEHWREQOFF); - } - } - - return true; -} - -u16 wlc_bmac_rate_shm_offset(struct wlc_hw_info *wlc_hw, u8 rate) -{ - u16 table_ptr; - u8 phy_rate, index; - - /* get the phy specific rate encoding for the PLCP SIGNAL field */ - /* XXX4321 fixup needed ? */ - if (IS_OFDM(rate)) - table_ptr = M_RT_DIRMAP_A; - else - table_ptr = M_RT_DIRMAP_B; - - /* for a given rate, the LS-nibble of the PLCP SIGNAL field is - * the index into the rate table. - */ - phy_rate = rate_info[rate] & RATE_MASK; - index = phy_rate & 0xf; - - /* Find the SHM pointer to the rate table entry by looking in the - * Direct-map Table - */ - return 2 * wlc_bmac_read_shm(wlc_hw, table_ptr + (index * 2)); -} - -void wlc_bmac_set_txpwr_percent(struct wlc_hw_info *wlc_hw, u8 val) -{ - wlc_phy_txpwr_percent_set(wlc_hw->band->pi, val); -} - -void wlc_bmac_antsel_set(struct wlc_hw_info *wlc_hw, u32 antsel_avail) -{ - wlc_hw->antsel_avail = antsel_avail; -} diff --git a/drivers/staging/brcm80211/sys/wlc_bmac.h b/drivers/staging/brcm80211/sys/wlc_bmac.h deleted file mode 100644 index 03ce952..0000000 --- a/drivers/staging/brcm80211/sys/wlc_bmac.h +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -/* XXXXX this interface is under wlc.c by design - * http://hwnbu-twiki.broadcom.com/bin/view/Mwgroup/WlBmacDesign - * - * high driver files(e.g. wlc_ampdu.c etc) - * wlc.h/wlc.c - * wlc_bmac.h/wlc_bmac.c - * - * So don't include this in files other than wlc.c, wlc_bmac* wl_rte.c(dongle port) and wl_phy.c - * create wrappers in wlc.c if needed - */ - -/* Revision and other info required from BMAC driver for functioning of high ONLY driver */ -typedef struct wlc_bmac_revinfo { - uint vendorid; /* PCI vendor id */ - uint deviceid; /* device id of chip */ - - uint boardrev; /* version # of particular board */ - uint corerev; /* core revision */ - uint sromrev; /* srom revision */ - uint chiprev; /* chip revision */ - uint chip; /* chip number */ - uint chippkg; /* chip package */ - uint boardtype; /* board type */ - uint boardvendor; /* board vendor */ - uint bustype; /* SB_BUS, PCI_BUS */ - uint buscoretype; /* PCI_CORE_ID, PCIE_CORE_ID, PCMCIA_CORE_ID */ - uint buscorerev; /* buscore rev */ - u32 issim; /* chip is in simulation or emulation */ - - uint nbands; - - struct band_info { - uint bandunit; /* To match on both sides */ - uint bandtype; /* To match on both sides */ - uint radiorev; - uint phytype; - uint phyrev; - uint anarev; - uint radioid; - bool abgphy_encore; - } band[MAXBANDS]; -} wlc_bmac_revinfo_t; - -/* dup state between BMAC(struct wlc_hw_info) and HIGH(struct wlc_info) - driver */ -typedef struct wlc_bmac_state { - u32 machwcap; /* mac hw capibility */ - u32 preamble_ovr; /* preamble override */ -} wlc_bmac_state_t; - -enum { - IOV_BMAC_DIAG, - IOV_BMAC_SBGPIOTIMERVAL, - IOV_BMAC_SBGPIOOUT, - IOV_BMAC_CCGPIOCTRL, /* CC GPIOCTRL REG */ - IOV_BMAC_CCGPIOOUT, /* CC GPIOOUT REG */ - IOV_BMAC_CCGPIOOUTEN, /* CC GPIOOUTEN REG */ - IOV_BMAC_CCGPIOIN, /* CC GPIOIN REG */ - IOV_BMAC_WPSGPIO, /* WPS push button GPIO pin */ - IOV_BMAC_OTPDUMP, - IOV_BMAC_OTPSTAT, - IOV_BMAC_PCIEASPM, /* obfuscation clkreq/aspm control */ - IOV_BMAC_PCIEADVCORRMASK, /* advanced correctable error mask */ - IOV_BMAC_PCIECLKREQ, /* PCIE 1.1 clockreq enab support */ - IOV_BMAC_PCIELCREG, /* PCIE LCREG */ - IOV_BMAC_SBGPIOTIMERMASK, - IOV_BMAC_RFDISABLEDLY, - IOV_BMAC_PCIEREG, /* PCIE REG */ - IOV_BMAC_PCICFGREG, /* PCI Config register */ - IOV_BMAC_PCIESERDESREG, /* PCIE SERDES REG (dev, 0}offset) */ - IOV_BMAC_PCIEGPIOOUT, /* PCIEOUT REG */ - IOV_BMAC_PCIEGPIOOUTEN, /* PCIEOUTEN REG */ - IOV_BMAC_PCIECLKREQENCTRL, /* clkreqenctrl REG (PCIE REV > 6.0 */ - IOV_BMAC_DMALPBK, - IOV_BMAC_CCREG, - IOV_BMAC_COREREG, - IOV_BMAC_SDCIS, - IOV_BMAC_SDIO_DRIVE, - IOV_BMAC_OTPW, - IOV_BMAC_NVOTPW, - IOV_BMAC_SROM, - IOV_BMAC_SRCRC, - IOV_BMAC_CIS_SOURCE, - IOV_BMAC_CISVAR, - IOV_BMAC_OTPLOCK, - IOV_BMAC_OTP_CHIPID, - IOV_BMAC_CUSTOMVAR1, - IOV_BMAC_BOARDFLAGS, - IOV_BMAC_BOARDFLAGS2, - IOV_BMAC_WPSLED, - IOV_BMAC_NVRAM_SOURCE, - IOV_BMAC_OTP_RAW_READ, - IOV_BMAC_LAST -}; - -typedef enum { - BMAC_DUMP_GPIO_ID, - BMAC_DUMP_SI_ID, - BMAC_DUMP_SIREG_ID, - BMAC_DUMP_SICLK_ID, - BMAC_DUMP_CCREG_ID, - BMAC_DUMP_PCIEREG_ID, - BMAC_DUMP_PHYREG_ID, - BMAC_DUMP_PHYTBL_ID, - BMAC_DUMP_PHYTBL2_ID, - BMAC_DUMP_PHY_RADIOREG_ID, - BMAC_DUMP_LAST -} wlc_bmac_dump_id_t; - -typedef enum { - WLCHW_STATE_ATTACH, - WLCHW_STATE_CLK, - WLCHW_STATE_UP, - WLCHW_STATE_ASSOC, - WLCHW_STATE_LAST -} wlc_bmac_state_id_t; - -extern int wlc_bmac_attach(struct wlc_info *wlc, u16 vendor, u16 device, - uint unit, bool piomode, struct osl_info *osh, - void *regsva, uint bustype, void *btparam); -extern int wlc_bmac_detach(struct wlc_info *wlc); -extern void wlc_bmac_watchdog(void *arg); -extern void wlc_bmac_info_init(struct wlc_hw_info *wlc_hw); - -/* up/down, reset, clk */ -extern void wlc_bmac_xtal(struct wlc_hw_info *wlc_hw, bool want); - -extern void wlc_bmac_copyto_objmem(struct wlc_hw_info *wlc_hw, - uint offset, const void *buf, int len, - u32 sel); -extern void wlc_bmac_copyfrom_objmem(struct wlc_hw_info *wlc_hw, uint offset, - void *buf, int len, u32 sel); -#define wlc_bmac_copyfrom_shm(wlc_hw, offset, buf, len) \ - wlc_bmac_copyfrom_objmem(wlc_hw, offset, buf, len, OBJADDR_SHM_SEL) -#define wlc_bmac_copyto_shm(wlc_hw, offset, buf, len) \ - wlc_bmac_copyto_objmem(wlc_hw, offset, buf, len, OBJADDR_SHM_SEL) - -extern void wlc_bmac_core_phy_clk(struct wlc_hw_info *wlc_hw, bool clk); -extern void wlc_bmac_core_phypll_reset(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_core_phypll_ctl(struct wlc_hw_info *wlc_hw, bool on); -extern void wlc_bmac_phyclk_fgc(struct wlc_hw_info *wlc_hw, bool clk); -extern void wlc_bmac_macphyclk_set(struct wlc_hw_info *wlc_hw, bool clk); -extern void wlc_bmac_phy_reset(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_corereset(struct wlc_hw_info *wlc_hw, u32 flags); -extern void wlc_bmac_reset(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_init(struct wlc_hw_info *wlc_hw, chanspec_t chanspec, - bool mute); -extern int wlc_bmac_up_prep(struct wlc_hw_info *wlc_hw); -extern int wlc_bmac_up_finish(struct wlc_hw_info *wlc_hw); -extern int wlc_bmac_down_prep(struct wlc_hw_info *wlc_hw); -extern int wlc_bmac_down_finish(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_corereset(struct wlc_hw_info *wlc_hw, u32 flags); -extern void wlc_bmac_switch_macfreq(struct wlc_hw_info *wlc_hw, u8 spurmode); - -/* chanspec, ucode interface */ -extern int wlc_bmac_bandtype(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_set_chanspec(struct wlc_hw_info *wlc_hw, - chanspec_t chanspec, - bool mute, struct txpwr_limits *txpwr); - -extern void wlc_bmac_txfifo(struct wlc_hw_info *wlc_hw, uint fifo, void *p, - bool commit, u16 frameid, u8 txpktpend); -extern int wlc_bmac_xmtfifo_sz_get(struct wlc_hw_info *wlc_hw, uint fifo, - uint *blocks); -extern void wlc_bmac_mhf(struct wlc_hw_info *wlc_hw, u8 idx, u16 mask, - u16 val, int bands); -extern void wlc_bmac_mctrl(struct wlc_hw_info *wlc_hw, u32 mask, u32 val); -extern u16 wlc_bmac_mhf_get(struct wlc_hw_info *wlc_hw, u8 idx, int bands); -extern int wlc_bmac_xmtfifo_sz_set(struct wlc_hw_info *wlc_hw, uint fifo, - uint blocks); -extern void wlc_bmac_txant_set(struct wlc_hw_info *wlc_hw, u16 phytxant); -extern u16 wlc_bmac_get_txant(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_antsel_type_set(struct wlc_hw_info *wlc_hw, - u8 antsel_type); -extern int wlc_bmac_revinfo_get(struct wlc_hw_info *wlc_hw, - wlc_bmac_revinfo_t *revinfo); -extern int wlc_bmac_state_get(struct wlc_hw_info *wlc_hw, - wlc_bmac_state_t *state); -extern void wlc_bmac_write_shm(struct wlc_hw_info *wlc_hw, uint offset, u16 v); -extern u16 wlc_bmac_read_shm(struct wlc_hw_info *wlc_hw, uint offset); -extern void wlc_bmac_set_shm(struct wlc_hw_info *wlc_hw, uint offset, u16 v, - int len); -extern void wlc_bmac_write_template_ram(struct wlc_hw_info *wlc_hw, int offset, - int len, void *buf); -extern void wlc_bmac_copyfrom_vars(struct wlc_hw_info *wlc_hw, char **buf, - uint *len); - -extern void wlc_bmac_process_ps_switch(struct wlc_hw_info *wlc, - struct ether_addr *ea, s8 ps_on); -extern void wlc_bmac_hw_etheraddr(struct wlc_hw_info *wlc_hw, - u8 *ea); -extern void wlc_bmac_set_hw_etheraddr(struct wlc_hw_info *wlc_hw, - u8 *ea); -extern bool wlc_bmac_validate_chip_access(struct wlc_hw_info *wlc_hw); - -extern bool wlc_bmac_radio_read_hwdisabled(struct wlc_hw_info *wlc_hw); -extern void wlc_bmac_set_shortslot(struct wlc_hw_info *wlc_hw, bool shortslot); -extern void wlc_bmac_mute(struct wlc_hw_info *wlc_hw, bool want, mbool flags); -extern void wlc_bmac_set_deaf(struct wlc_hw_info *wlc_hw, bool user_flag); -extern void wlc_bmac_band_stf_ss_set(struct wlc_hw_info *wlc_hw, u8 stf_mode); - -extern void wlc_bmac_wait_for_wake(struct wlc_hw_info *wlc_hw); -extern bool wlc_bmac_tx_fifo_suspended(struct wlc_hw_info *wlc_hw, - uint tx_fifo); -extern void wlc_bmac_tx_fifo_suspend(struct wlc_hw_info *wlc_hw, uint tx_fifo); -extern void wlc_bmac_tx_fifo_resume(struct wlc_hw_info *wlc_hw, uint tx_fifo); - -extern void wlc_ucode_wake_override_set(struct wlc_hw_info *wlc_hw, - u32 override_bit); -extern void wlc_ucode_wake_override_clear(struct wlc_hw_info *wlc_hw, - u32 override_bit); - -extern void wlc_bmac_set_rcmta(struct wlc_hw_info *wlc_hw, int idx, - const u8 *addr); -extern void wlc_bmac_set_addrmatch(struct wlc_hw_info *wlc_hw, - int match_reg_offset, - const u8 *addr); -extern void wlc_bmac_write_hw_bcntemplates(struct wlc_hw_info *wlc_hw, - void *bcn, int len, bool both); - -extern void wlc_bmac_read_tsf(struct wlc_hw_info *wlc_hw, u32 *tsf_l_ptr, - u32 *tsf_h_ptr); -extern void wlc_bmac_set_cwmin(struct wlc_hw_info *wlc_hw, u16 newmin); -extern void wlc_bmac_set_cwmax(struct wlc_hw_info *wlc_hw, u16 newmax); -extern void wlc_bmac_set_noreset(struct wlc_hw_info *wlc, bool noreset_flag); -extern void wlc_bmac_set_ucode_loaded(struct wlc_hw_info *wlc, - bool ucode_loaded); - -extern void wlc_bmac_retrylimit_upd(struct wlc_hw_info *wlc_hw, u16 SRL, - u16 LRL); - -extern void wlc_bmac_fifoerrors(struct wlc_hw_info *wlc_hw); - - -/* API for BMAC driver (e.g. wlc_phy.c etc) */ - -extern void wlc_bmac_bw_set(struct wlc_hw_info *wlc_hw, u16 bw); -extern void wlc_bmac_pllreq(struct wlc_hw_info *wlc_hw, bool set, - mbool req_bit); -extern void wlc_bmac_set_clk(struct wlc_hw_info *wlc_hw, bool on); -extern bool wlc_bmac_taclear(struct wlc_hw_info *wlc_hw, bool ta_ok); -extern void wlc_bmac_hw_up(struct wlc_hw_info *wlc_hw); - -extern void wlc_bmac_dump(struct wlc_hw_info *wlc_hw, struct bcmstrbuf *b, - wlc_bmac_dump_id_t dump_id); -extern void wlc_gpio_fast_deinit(struct wlc_hw_info *wlc_hw); - -extern bool wlc_bmac_radio_hw(struct wlc_hw_info *wlc_hw, bool enable); -extern u16 wlc_bmac_rate_shm_offset(struct wlc_hw_info *wlc_hw, u8 rate); - -extern void wlc_bmac_assert_type_set(struct wlc_hw_info *wlc_hw, u32 type); -extern void wlc_bmac_set_txpwr_percent(struct wlc_hw_info *wlc_hw, u8 val); -extern void wlc_bmac_blink_sync(struct wlc_hw_info *wlc_hw, u32 led_pins); -extern void wlc_bmac_ifsctl_edcrs_set(struct wlc_hw_info *wlc_hw, bool abie, - bool isht); - -extern void wlc_bmac_antsel_set(struct wlc_hw_info *wlc_hw, u32 antsel_avail); diff --git a/drivers/staging/brcm80211/sys/wlc_bsscfg.h b/drivers/staging/brcm80211/sys/wlc_bsscfg.h deleted file mode 100644 index 0bb4a21..0000000 --- a/drivers/staging/brcm80211/sys/wlc_bsscfg.h +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _WLC_BSSCFG_H_ -#define _WLC_BSSCFG_H_ - -#include <wlc_types.h> - -/* Check if a particular BSS config is AP or STA */ -#define BSSCFG_AP(cfg) (0) -#define BSSCFG_STA(cfg) (1) - -#define BSSCFG_IBSS(cfg) (!(cfg)->BSS) - -/* forward declarations */ -typedef struct wlc_bsscfg wlc_bsscfg_t; - -#include <wlc_rate.h> - -#define NTXRATE 64 /* # tx MPDUs rate is reported for */ -#define MAXMACLIST 64 /* max # source MAC matches */ -#define BCN_TEMPLATE_COUNT 2 - -/* Iterator for "associated" STA bss configs: - (struct wlc_info *wlc, int idx, wlc_bsscfg_t *cfg) */ -#define FOREACH_AS_STA(wlc, idx, cfg) \ - for (idx = 0; (int) idx < WLC_MAXBSSCFG; idx++) \ - if ((cfg = (wlc)->bsscfg[idx]) && BSSCFG_STA(cfg) && cfg->associated) - -/* As above for all non-NULL BSS configs */ -#define FOREACH_BSS(wlc, idx, cfg) \ - for (idx = 0; (int) idx < WLC_MAXBSSCFG; idx++) \ - if ((cfg = (wlc)->bsscfg[idx])) - -/* BSS configuration state */ -struct wlc_bsscfg { - struct wlc_info *wlc; /* wlc to which this bsscfg belongs to. */ - bool up; /* is this configuration up operational */ - bool enable; /* is this configuration enabled */ - bool associated; /* is BSS in ASSOCIATED state */ - bool BSS; /* infraustructure or adhac */ - bool dtim_programmed; -#ifdef LATER - bool _ap; /* is this configuration an AP */ - struct wlc_if *wlcif; /* virtual interface, NULL for primary bsscfg */ - void *sup; /* pointer to supplicant state */ - s8 sup_type; /* type of supplicant */ - bool sup_enable_wpa; /* supplicant WPA on/off */ - void *authenticator; /* pointer to authenticator state */ - bool sup_auth_pending; /* flag for auth timeout */ -#endif - u8 SSID_len; /* the length of SSID */ - u8 SSID[IEEE80211_MAX_SSID_LEN]; /* SSID string */ - struct scb *bcmc_scb[MAXBANDS]; /* one bcmc_scb per band */ - s8 _idx; /* the index of this bsscfg, - * assigned at wlc_bsscfg_alloc() - */ - /* MAC filter */ - uint nmac; /* # of entries on maclist array */ - int macmode; /* allow/deny stations on maclist array */ - struct ether_addr *maclist; /* list of source MAC addrs to match */ - - /* security */ - u32 wsec; /* wireless security bitvec */ - s16 auth; /* 802.11 authentication: Open, Shared Key, WPA */ - s16 openshared; /* try Open auth first, then Shared Key */ - bool wsec_restrict; /* drop unencrypted packets if wsec is enabled */ - bool eap_restrict; /* restrict data until 802.1X auth succeeds */ - u16 WPA_auth; /* WPA: authenticated key management */ - bool wpa2_preauth; /* default is true, wpa_cap sets value */ - bool wsec_portopen; /* indicates keys are plumbed */ - wsec_iv_t wpa_none_txiv; /* global txiv for WPA_NONE, tkip and aes */ - int wsec_index; /* 0-3: default tx key, -1: not set */ - wsec_key_t *bss_def_keys[WLC_DEFAULT_KEYS]; /* default key storage */ - - /* TKIP countermeasures */ - bool tkip_countermeasures; /* flags TKIP no-assoc period */ - u32 tk_cm_dt; /* detect timer */ - u32 tk_cm_bt; /* blocking timer */ - u32 tk_cm_bt_tmstmp; /* Timestamp when TKIP BT is activated */ - bool tk_cm_activate; /* activate countermeasures after EAPOL-Key sent */ - - u8 BSSID[ETH_ALEN]; /* BSSID (associated) */ - u8 cur_etheraddr[ETH_ALEN]; /* h/w address */ - u16 bcmc_fid; /* the last BCMC FID queued to TX_BCMC_FIFO */ - u16 bcmc_fid_shm; /* the last BCMC FID written to shared mem */ - - u32 flags; /* WLC_BSSCFG flags; see below */ - - u8 *bcn; /* AP beacon */ - uint bcn_len; /* AP beacon length */ - bool ar_disassoc; /* disassociated in associated recreation */ - - int auth_atmptd; /* auth type (open/shared) attempted */ - - pmkid_cand_t pmkid_cand[MAXPMKID]; /* PMKID candidate list */ - uint npmkid_cand; /* num PMKID candidates */ - pmkid_t pmkid[MAXPMKID]; /* PMKID cache */ - uint npmkid; /* num cached PMKIDs */ - - wlc_bss_info_t *target_bss; /* BSS parms during tran. to ASSOCIATED state */ - wlc_bss_info_t *current_bss; /* BSS parms in ASSOCIATED state */ - - /* PM states */ - bool PMawakebcn; /* bcn recvd during current waking state */ - bool PMpending; /* waiting for tx status with PM indicated set */ - bool priorPMstate; /* Detecting PM state transitions */ - bool PSpoll; /* whether there is an outstanding PS-Poll frame */ - - /* BSSID entry in RCMTA, use the wsec key management infrastructure to - * manage the RCMTA entries. - */ - wsec_key_t *rcmta; - - /* 'unique' ID of this bsscfg, assigned at bsscfg allocation */ - u16 ID; - - uint txrspecidx; /* index into tx rate circular buffer */ - ratespec_t txrspec[NTXRATE][2]; /* circular buffer of prev MPDUs tx rates */ -}; - -#define WLC_BSSCFG_11N_DISABLE 0x1000 /* Do not advertise .11n IEs for this BSS */ -#define WLC_BSSCFG_HW_BCN 0x20 /* The BSS is generating beacons in HW */ - -#define HWBCN_ENAB(cfg) (((cfg)->flags & WLC_BSSCFG_HW_BCN) != 0) -#define HWPRB_ENAB(cfg) (((cfg)->flags & WLC_BSSCFG_HW_PRB) != 0) - -extern void wlc_bsscfg_ID_assign(struct wlc_info *wlc, wlc_bsscfg_t * bsscfg); - -/* Extend N_ENAB to per-BSS */ -#define BSS_N_ENAB(wlc, cfg) \ - (N_ENAB((wlc)->pub) && !((cfg)->flags & WLC_BSSCFG_11N_DISABLE)) - -#define MBSS_BCN_ENAB(cfg) 0 -#define MBSS_PRB_ENAB(cfg) 0 -#define SOFTBCN_ENAB(pub) (0) -#define SOFTPRB_ENAB(pub) (0) -#define wlc_bsscfg_tx_check(a) do { } while (0); - -#endif /* _WLC_BSSCFG_H_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_cfg.h b/drivers/staging/brcm80211/sys/wlc_cfg.h deleted file mode 100644 index 3decb7d..0000000 --- a/drivers/staging/brcm80211/sys/wlc_cfg.h +++ /dev/null @@ -1,286 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_cfg_h_ -#define _wlc_cfg_h_ - -#define NBANDS(wlc) ((wlc)->pub->_nbands) -#define NBANDS_PUB(pub) ((pub)->_nbands) -#define NBANDS_HW(hw) ((hw)->_nbands) - -#define IS_SINGLEBAND_5G(device) 0 - -/* **** Core type/rev defaults **** */ -#define D11_DEFAULT 0x0fffffb0 /* Supported D11 revs: 4, 5, 7-27 - * also need to update wlc.h MAXCOREREV - */ - -#define NPHY_DEFAULT 0x000001ff /* Supported nphy revs: - * 0 4321a0 - * 1 4321a1 - * 2 4321b0/b1/c0/c1 - * 3 4322a0 - * 4 4322a1 - * 5 4716a0 - * 6 43222a0, 43224a0 - * 7 43226a0 - * 8 5357a0, 43236a0 - */ - -#define LCNPHY_DEFAULT 0x00000007 /* Supported lcnphy revs: - * 0 4313a0, 4336a0, 4330a0 - * 1 - * 2 4330a0 - */ - -#define SSLPNPHY_DEFAULT 0x0000000f /* Supported sslpnphy revs: - * 0 4329a0/k0 - * 1 4329b0/4329C0 - * 2 4319a0 - * 3 5356a0 - */ - - -/* For undefined values, use defaults */ -#ifndef D11CONF -#define D11CONF D11_DEFAULT -#endif -#ifndef NCONF -#define NCONF NPHY_DEFAULT -#endif -#ifndef LCNCONF -#define LCNCONF LCNPHY_DEFAULT -#endif - -#ifndef SSLPNCONF -#define SSLPNCONF SSLPNPHY_DEFAULT -#endif - -#define BAND2G -#define BAND5G -#define WLANTSEL 1 - -/******************************************************************** - * Phy/Core Configuration. Defines macros to to check core phy/rev * - * compile-time configuration. Defines default core support. * - * ****************************************************************** - */ - -/* Basic macros to check a configuration bitmask */ - -#define CONF_HAS(config, val) ((config) & (1 << (val))) -#define CONF_MSK(config, mask) ((config) & (mask)) -#define MSK_RANGE(low, hi) ((1 << ((hi)+1)) - (1 << (low))) -#define CONF_RANGE(config, low, hi) (CONF_MSK(config, MSK_RANGE(low, high))) - -#define CONF_IS(config, val) ((config) == (1 << (val))) -#define CONF_GE(config, val) ((config) & (0-(1 << (val)))) -#define CONF_GT(config, val) ((config) & (0-2*(1 << (val)))) -#define CONF_LT(config, val) ((config) & ((1 << (val))-1)) -#define CONF_LE(config, val) ((config) & (2*(1 << (val))-1)) - -/* Wrappers for some of the above, specific to config constants */ - -#define NCONF_HAS(val) CONF_HAS(NCONF, val) -#define NCONF_MSK(mask) CONF_MSK(NCONF, mask) -#define NCONF_IS(val) CONF_IS(NCONF, val) -#define NCONF_GE(val) CONF_GE(NCONF, val) -#define NCONF_GT(val) CONF_GT(NCONF, val) -#define NCONF_LT(val) CONF_LT(NCONF, val) -#define NCONF_LE(val) CONF_LE(NCONF, val) - -#define LCNCONF_HAS(val) CONF_HAS(LCNCONF, val) -#define LCNCONF_MSK(mask) CONF_MSK(LCNCONF, mask) -#define LCNCONF_IS(val) CONF_IS(LCNCONF, val) -#define LCNCONF_GE(val) CONF_GE(LCNCONF, val) -#define LCNCONF_GT(val) CONF_GT(LCNCONF, val) -#define LCNCONF_LT(val) CONF_LT(LCNCONF, val) -#define LCNCONF_LE(val) CONF_LE(LCNCONF, val) - -#define D11CONF_HAS(val) CONF_HAS(D11CONF, val) -#define D11CONF_MSK(mask) CONF_MSK(D11CONF, mask) -#define D11CONF_IS(val) CONF_IS(D11CONF, val) -#define D11CONF_GE(val) CONF_GE(D11CONF, val) -#define D11CONF_GT(val) CONF_GT(D11CONF, val) -#define D11CONF_LT(val) CONF_LT(D11CONF, val) -#define D11CONF_LE(val) CONF_LE(D11CONF, val) - -#define PHYCONF_HAS(val) CONF_HAS(PHYTYPE, val) -#define PHYCONF_IS(val) CONF_IS(PHYTYPE, val) - -#define NREV_IS(var, val) (NCONF_HAS(val) && (NCONF_IS(val) || ((var) == (val)))) -#define NREV_GE(var, val) (NCONF_GE(val) && (!NCONF_LT(val) || ((var) >= (val)))) -#define NREV_GT(var, val) (NCONF_GT(val) && (!NCONF_LE(val) || ((var) > (val)))) -#define NREV_LT(var, val) (NCONF_LT(val) && (!NCONF_GE(val) || ((var) < (val)))) -#define NREV_LE(var, val) (NCONF_LE(val) && (!NCONF_GT(val) || ((var) <= (val)))) - -#define LCNREV_IS(var, val) (LCNCONF_HAS(val) && (LCNCONF_IS(val) || ((var) == (val)))) -#define LCNREV_GE(var, val) (LCNCONF_GE(val) && (!LCNCONF_LT(val) || ((var) >= (val)))) -#define LCNREV_GT(var, val) (LCNCONF_GT(val) && (!LCNCONF_LE(val) || ((var) > (val)))) -#define LCNREV_LT(var, val) (LCNCONF_LT(val) && (!LCNCONF_GE(val) || ((var) < (val)))) -#define LCNREV_LE(var, val) (LCNCONF_LE(val) && (!LCNCONF_GT(val) || ((var) <= (val)))) - -#define D11REV_IS(var, val) (D11CONF_HAS(val) && (D11CONF_IS(val) || ((var) == (val)))) -#define D11REV_GE(var, val) (D11CONF_GE(val) && (!D11CONF_LT(val) || ((var) >= (val)))) -#define D11REV_GT(var, val) (D11CONF_GT(val) && (!D11CONF_LE(val) || ((var) > (val)))) -#define D11REV_LT(var, val) (D11CONF_LT(val) && (!D11CONF_GE(val) || ((var) < (val)))) -#define D11REV_LE(var, val) (D11CONF_LE(val) && (!D11CONF_GT(val) || ((var) <= (val)))) - -#define PHYTYPE_IS(var, val) (PHYCONF_HAS(val) && (PHYCONF_IS(val) || ((var) == (val)))) - -/* Finally, early-exit from switch case if anyone wants it... */ - -#define CASECHECK(config, val) if (!(CONF_HAS(config, val))) break -#define CASEMSK(config, mask) if (!(CONF_MSK(config, mask))) break - -#if (D11CONF ^ (D11CONF & D11_DEFAULT)) -#error "Unsupported MAC revision configured" -#endif -#if (NCONF ^ (NCONF & NPHY_DEFAULT)) -#error "Unsupported NPHY revision configured" -#endif -#if (LCNCONF ^ (LCNCONF & LCNPHY_DEFAULT)) -#error "Unsupported LPPHY revision configured" -#endif - -/* *** Consistency checks *** */ -#if !D11CONF -#error "No MAC revisions configured!" -#endif - -#if !NCONF && !LCNCONF && !SSLPNCONF -#error "No PHY configured!" -#endif - -/* Set up PHYTYPE automatically: (depends on PHY_TYPE_X, from d11.h) */ - -#define _PHYCONF_N (1 << PHY_TYPE_N) - -#if LCNCONF -#define _PHYCONF_LCN (1 << PHY_TYPE_LCN) -#else -#define _PHYCONF_LCN 0 -#endif /* LCNCONF */ - -#if SSLPNCONF -#define _PHYCONF_SSLPN (1 << PHY_TYPE_SSN) -#else -#define _PHYCONF_SSLPN 0 -#endif /* SSLPNCONF */ - -#define PHYTYPE (_PHYCONF_N | _PHYCONF_LCN | _PHYCONF_SSLPN) - -/* Utility macro to identify 802.11n (HT) capable PHYs */ -#define PHYTYPE_11N_CAP(phytype) \ - (PHYTYPE_IS(phytype, PHY_TYPE_N) || \ - PHYTYPE_IS(phytype, PHY_TYPE_LCN) || \ - PHYTYPE_IS(phytype, PHY_TYPE_SSN)) - -/* Last but not least: shorter wlc-specific var checks */ -#define WLCISNPHY(band) PHYTYPE_IS((band)->phytype, PHY_TYPE_N) -#define WLCISLCNPHY(band) PHYTYPE_IS((band)->phytype, PHY_TYPE_LCN) -#define WLCISSSLPNPHY(band) PHYTYPE_IS((band)->phytype, PHY_TYPE_SSN) - -#define WLC_PHY_11N_CAP(band) PHYTYPE_11N_CAP((band)->phytype) - -/********************************************************************** - * ------------- End of Core phy/rev configuration. ----------------- * - * ******************************************************************** - */ - -/************************************************* - * Defaults for tunables (e.g. sizing constants) - * - * For each new tunable, add a member to the end - * of wlc_tunables_t in wlc_pub.h to enable - * runtime checks of tunable values. (Directly - * using the macros in code invalidates ROM code) - * - * *********************************************** - */ -#ifndef NTXD -#define NTXD 256 /* Max # of entries in Tx FIFO based on 4kb page size */ -#endif /* NTXD */ -#ifndef NRXD -#define NRXD 256 /* Max # of entries in Rx FIFO based on 4kb page size */ -#endif /* NRXD */ - -#ifndef NRXBUFPOST -#define NRXBUFPOST 32 /* try to keep this # rbufs posted to the chip */ -#endif /* NRXBUFPOST */ - -#ifndef MAXSCB /* station control blocks in cache */ -#define MAXSCB 32 /* Maximum SCBs in cache for STA */ -#endif /* MAXSCB */ - -#ifndef AMPDU_NUM_MPDU -#define AMPDU_NUM_MPDU 16 /* max allowed number of mpdus in an ampdu (2 streams) */ -#endif /* AMPDU_NUM_MPDU */ - -#ifndef AMPDU_NUM_MPDU_3STREAMS -#define AMPDU_NUM_MPDU_3STREAMS 32 /* max allowed number of mpdus in an ampdu for 3+ streams */ -#endif /* AMPDU_NUM_MPDU_3STREAMS */ - -/* Count of packet callback structures. either of following - * 1. Set to the number of SCBs since a STA - * can queue up a rate callback for each IBSS STA it knows about, and an AP can - * queue up an "are you there?" Null Data callback for each associated STA - * 2. controlled by tunable config file - */ -#ifndef MAXPKTCB -#define MAXPKTCB MAXSCB /* Max number of packet callbacks */ -#endif /* MAXPKTCB */ - -#ifndef CTFPOOLSZ -#define CTFPOOLSZ 128 -#endif /* CTFPOOLSZ */ - -/* NetBSD also needs to keep track of this */ -#define WLC_MAX_UCODE_BSS (16) /* Number of BSS handled in ucode bcn/prb */ -#define WLC_MAX_UCODE_BSS4 (4) /* Number of BSS handled in sw bcn/prb */ -#ifndef WLC_MAXBSSCFG -#define WLC_MAXBSSCFG (1) /* max # BSS configs */ -#endif /* WLC_MAXBSSCFG */ - -#ifndef MAXBSS -#define MAXBSS 64 /* max # available networks */ -#endif /* MAXBSS */ - -#ifndef WLC_DATAHIWAT -#define WLC_DATAHIWAT 50 /* data msg txq hiwat mark */ -#endif /* WLC_DATAHIWAT */ - -#ifndef WLC_AMPDUDATAHIWAT -#define WLC_AMPDUDATAHIWAT 255 -#endif /* WLC_AMPDUDATAHIWAT */ - -/* bounded rx loops */ -#ifndef RXBND -#define RXBND 8 /* max # frames to process in wlc_recv() */ -#endif /* RXBND */ -#ifndef TXSBND -#define TXSBND 8 /* max # tx status to process in wlc_txstatus() */ -#endif /* TXSBND */ - -#define BAND_5G(bt) ((bt) == WLC_BAND_5G) -#define BAND_2G(bt) ((bt) == WLC_BAND_2G) - -#define WLBANDINITDATA(_data) _data -#define WLBANDINITFN(_fn) _fn - -#define WLANTSEL_ENAB(wlc) 1 - -#endif /* _wlc_cfg_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_channel.c b/drivers/staging/brcm80211/sys/wlc_channel.c deleted file mode 100644 index a35c152..0000000 --- a/drivers/staging/brcm80211/sys/wlc_channel.c +++ /dev/null @@ -1,1609 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/kernel.h> -#include <linux/string.h> -#include <bcmdefs.h> -#include <wlc_cfg.h> -#include <osl.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <bcmutils.h> -#include <siutils.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <wlioctl.h> -#include <wlc_pub.h> -#include <wlc_key.h> -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_bmac.h> -#include <wlc_stf.h> -#include <wlc_channel.h> -#include <wl_dbg.h> - -typedef struct wlc_cm_band { - u8 locale_flags; /* locale_info_t flags */ - chanvec_t valid_channels; /* List of valid channels in the country */ - const chanvec_t *restricted_channels; /* List of restricted use channels */ - const chanvec_t *radar_channels; /* List of radar sensitive channels */ - u8 PAD[8]; -} wlc_cm_band_t; - -struct wlc_cm_info { - struct wlc_pub *pub; - struct wlc_info *wlc; - char srom_ccode[WLC_CNTRY_BUF_SZ]; /* Country Code in SROM */ - uint srom_regrev; /* Regulatory Rev for the SROM ccode */ - const country_info_t *country; /* current country def */ - char ccode[WLC_CNTRY_BUF_SZ]; /* current internal Country Code */ - uint regrev; /* current Regulatory Revision */ - char country_abbrev[WLC_CNTRY_BUF_SZ]; /* current advertised ccode */ - wlc_cm_band_t bandstate[MAXBANDS]; /* per-band state (one per phy/radio) */ - /* quiet channels currently for radar sensitivity or 11h support */ - chanvec_t quiet_channels; /* channels on which we cannot transmit */ -}; - -static int wlc_channels_init(wlc_cm_info_t *wlc_cm, - const country_info_t *country); -static void wlc_set_country_common(wlc_cm_info_t *wlc_cm, - const char *country_abbrev, - const char *ccode, uint regrev, - const country_info_t *country); -static int wlc_country_aggregate_map(wlc_cm_info_t *wlc_cm, const char *ccode, - char *mapped_ccode, uint *mapped_regrev); -static const country_info_t *wlc_country_lookup_direct(const char *ccode, - uint regrev); -static const country_info_t *wlc_countrycode_map(wlc_cm_info_t *wlc_cm, - const char *ccode, - char *mapped_ccode, - uint *mapped_regrev); -static void wlc_channels_commit(wlc_cm_info_t *wlc_cm); -static bool wlc_japan_ccode(const char *ccode); -static void wlc_channel_min_txpower_limits_with_local_constraint(wlc_cm_info_t * - wlc_cm, - struct - txpwr_limits - *txpwr, - u8 - local_constraint_qdbm); -void wlc_locale_add_channels(chanvec_t *target, const chanvec_t *channels); -static const locale_mimo_info_t *wlc_get_mimo_2g(u8 locale_idx); -static const locale_mimo_info_t *wlc_get_mimo_5g(u8 locale_idx); - -/* QDB() macro takes a dB value and converts to a quarter dB value */ -#ifdef QDB -#undef QDB -#endif -#define QDB(n) ((n) * WLC_TXPWR_DB_FACTOR) - -/* Regulatory Matrix Spreadsheet (CLM) MIMO v3.7.9 */ - -/* - * Some common channel sets - */ - -/* No channels */ -static const chanvec_t chanvec_none = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* All 2.4 GHz HW channels */ -const chanvec_t chanvec_all_2G = { - {0xfe, 0x7f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* All 5 GHz HW channels */ -const chanvec_t chanvec_all_5G = { - {0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x11, 0x11, - 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11, - 0x11, 0x11, 0x20, 0x22, 0x22, 0x00, 0x00, 0x11, - 0x11, 0x11, 0x11, 0x01} -}; - -/* - * Radar channel sets - */ - -/* No radar */ -#define radar_set_none chanvec_none - -static const chanvec_t radar_set1 = { /* Channels 52 - 64, 100 - 140 */ - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, /* 52 - 60 */ - 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11, /* 64, 100 - 124 */ - 0x11, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 128 - 140 */ - 0x00, 0x00, 0x00, 0x00} -}; - -/* - * Restricted channel sets - */ - -#define restricted_set_none chanvec_none - -/* Channels 34, 38, 42, 46 */ -static const chanvec_t restricted_set_japan_legacy = { - {0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* Channels 12, 13 */ -static const chanvec_t restricted_set_2g_short = { - {0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* Channel 165 */ -static const chanvec_t restricted_chan_165 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* Channels 36 - 48 & 149 - 165 */ -static const chanvec_t restricted_low_hi = { - {0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x01, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x20, 0x22, 0x22, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* Channels 12 - 14 */ -static const chanvec_t restricted_set_12_13_14 = { - {0x00, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -#define LOCALE_CHAN_01_11 (1<<0) -#define LOCALE_CHAN_12_13 (1<<1) -#define LOCALE_CHAN_14 (1<<2) -#define LOCALE_SET_5G_LOW_JP1 (1<<3) /* 34-48, step 2 */ -#define LOCALE_SET_5G_LOW_JP2 (1<<4) /* 34-46, step 4 */ -#define LOCALE_SET_5G_LOW1 (1<<5) /* 36-48, step 4 */ -#define LOCALE_SET_5G_LOW2 (1<<6) /* 52 */ -#define LOCALE_SET_5G_LOW3 (1<<7) /* 56-64, step 4 */ -#define LOCALE_SET_5G_MID1 (1<<8) /* 100-116, step 4 */ -#define LOCALE_SET_5G_MID2 (1<<9) /* 120-124, step 4 */ -#define LOCALE_SET_5G_MID3 (1<<10) /* 128 */ -#define LOCALE_SET_5G_HIGH1 (1<<11) /* 132-140, step 4 */ -#define LOCALE_SET_5G_HIGH2 (1<<12) /* 149-161, step 4 */ -#define LOCALE_SET_5G_HIGH3 (1<<13) /* 165 */ -#define LOCALE_CHAN_52_140_ALL (1<<14) -#define LOCALE_SET_5G_HIGH4 (1<<15) /* 184-216 */ - -#define LOCALE_CHAN_36_64 (LOCALE_SET_5G_LOW1 | LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3) -#define LOCALE_CHAN_52_64 (LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3) -#define LOCALE_CHAN_100_124 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2) -#define LOCALE_CHAN_100_140 \ - (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2 | LOCALE_SET_5G_MID3 | LOCALE_SET_5G_HIGH1) -#define LOCALE_CHAN_149_165 (LOCALE_SET_5G_HIGH2 | LOCALE_SET_5G_HIGH3) -#define LOCALE_CHAN_184_216 LOCALE_SET_5G_HIGH4 - -#define LOCALE_CHAN_01_14 (LOCALE_CHAN_01_11 | LOCALE_CHAN_12_13 | LOCALE_CHAN_14) - -#define LOCALE_RADAR_SET_NONE 0 -#define LOCALE_RADAR_SET_1 1 - -#define LOCALE_RESTRICTED_NONE 0 -#define LOCALE_RESTRICTED_SET_2G_SHORT 1 -#define LOCALE_RESTRICTED_CHAN_165 2 -#define LOCALE_CHAN_ALL_5G 3 -#define LOCALE_RESTRICTED_JAPAN_LEGACY 4 -#define LOCALE_RESTRICTED_11D_2G 5 -#define LOCALE_RESTRICTED_11D_5G 6 -#define LOCALE_RESTRICTED_LOW_HI 7 -#define LOCALE_RESTRICTED_12_13_14 8 - -/* global memory to provide working buffer for expanded locale */ - -static const chanvec_t *g_table_radar_set[] = { - &chanvec_none, - &radar_set1 -}; - -static const chanvec_t *g_table_restricted_chan[] = { - &chanvec_none, /* restricted_set_none */ - &restricted_set_2g_short, - &restricted_chan_165, - &chanvec_all_5G, - &restricted_set_japan_legacy, - &chanvec_all_2G, /* restricted_set_11d_2G */ - &chanvec_all_5G, /* restricted_set_11d_5G */ - &restricted_low_hi, - &restricted_set_12_13_14 -}; - -static const chanvec_t locale_2g_01_11 = { - {0xfe, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_2g_12_13 = { - {0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_2g_14 = { - {0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_LOW_JP1 = { - {0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x01, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_LOW_JP2 = { - {0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_LOW1 = { - {0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x01, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_LOW2 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_LOW3 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, - 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_MID1 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_MID2 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_MID3 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_HIGH1 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x10, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_HIGH2 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x20, 0x22, 0x02, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_HIGH3 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_52_140_ALL = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, - 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, - 0x11, 0x11, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static const chanvec_t locale_5g_HIGH4 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, - 0x11, 0x11, 0x11, 0x11} -}; - -static const chanvec_t *g_table_locale_base[] = { - &locale_2g_01_11, - &locale_2g_12_13, - &locale_2g_14, - &locale_5g_LOW_JP1, - &locale_5g_LOW_JP2, - &locale_5g_LOW1, - &locale_5g_LOW2, - &locale_5g_LOW3, - &locale_5g_MID1, - &locale_5g_MID2, - &locale_5g_MID3, - &locale_5g_HIGH1, - &locale_5g_HIGH2, - &locale_5g_HIGH3, - &locale_5g_52_140_ALL, - &locale_5g_HIGH4 -}; - -void wlc_locale_add_channels(chanvec_t *target, const chanvec_t *channels) -{ - u8 i; - for (i = 0; i < sizeof(chanvec_t); i++) { - target->vec[i] |= channels->vec[i]; - } -} - -void wlc_locale_get_channels(const locale_info_t *locale, chanvec_t *channels) -{ - u8 i; - - memset(channels, 0, sizeof(chanvec_t)); - - for (i = 0; i < ARRAY_SIZE(g_table_locale_base); i++) { - if (locale->valid_channels & (1 << i)) { - wlc_locale_add_channels(channels, - g_table_locale_base[i]); - } - } -} - -/* - * Locale Definitions - 2.4 GHz - */ -static const locale_info_t locale_i = { /* locale i. channel 1 - 13 */ - LOCALE_CHAN_01_11 | LOCALE_CHAN_12_13, - LOCALE_RADAR_SET_NONE, - LOCALE_RESTRICTED_SET_2G_SHORT, - {QDB(19), QDB(19), QDB(19), - QDB(19), QDB(19), QDB(19)}, - {20, 20, 20, 0}, - WLC_EIRP -}; - -/* - * Locale Definitions - 5 GHz - */ -static const locale_info_t locale_11 = { - /* locale 11. channel 36 - 48, 52 - 64, 100 - 140, 149 - 165 */ - LOCALE_CHAN_36_64 | LOCALE_CHAN_100_140 | LOCALE_CHAN_149_165, - LOCALE_RADAR_SET_1, - LOCALE_RESTRICTED_NONE, - {QDB(21), QDB(21), QDB(21), QDB(21), QDB(21)}, - {23, 23, 23, 30, 30}, - WLC_EIRP | WLC_DFS_EU -}; - -#define LOCALE_2G_IDX_i 0 -static const locale_info_t *g_locale_2g_table[] = { - &locale_i -}; - -#define LOCALE_5G_IDX_11 0 -static const locale_info_t *g_locale_5g_table[] = { - &locale_11 -}; - -/* - * MIMO Locale Definitions - 2.4 GHz - */ -static const locale_mimo_info_t locale_bn = { - {QDB(13), QDB(13), QDB(13), QDB(13), QDB(13), - QDB(13), QDB(13), QDB(13), QDB(13), QDB(13), - QDB(13), QDB(13), QDB(13)}, - {0, 0, QDB(13), QDB(13), QDB(13), - QDB(13), QDB(13), QDB(13), QDB(13), QDB(13), - QDB(13), 0, 0}, - 0 -}; - -/* locale mimo 2g indexes */ -#define LOCALE_MIMO_IDX_bn 0 - -static const locale_mimo_info_t *g_mimo_2g_table[] = { - &locale_bn -}; - -/* - * MIMO Locale Definitions - 5 GHz - */ -static const locale_mimo_info_t locale_11n = { - { /* 12.5 dBm */ 50, 50, 50, QDB(15), QDB(15)}, - {QDB(14), QDB(15), QDB(15), QDB(15), QDB(15)}, - 0 -}; - -#define LOCALE_MIMO_IDX_11n 0 -static const locale_mimo_info_t *g_mimo_5g_table[] = { - &locale_11n -}; - -#ifdef LC -#undef LC -#endif -#define LC(id) LOCALE_MIMO_IDX_ ## id - -#ifdef LC_2G -#undef LC_2G -#endif -#define LC_2G(id) LOCALE_2G_IDX_ ## id - -#ifdef LC_5G -#undef LC_5G -#endif -#define LC_5G(id) LOCALE_5G_IDX_ ## id - -#define LOCALES(band2, band5, mimo2, mimo5) {LC_2G(band2), LC_5G(band5), LC(mimo2), LC(mimo5)} - -static const struct { - char abbrev[WLC_CNTRY_BUF_SZ]; /* country abbreviation */ - country_info_t country; -} cntry_locales[] = { - { - "X2", LOCALES(i, 11, bn, 11n)}, /* Worldwide RoW 2 */ -}; - -#ifdef SUPPORT_40MHZ -/* 20MHz channel info for 40MHz pairing support */ -struct chan20_info { - u8 sb; - u8 adj_sbs; -}; - -/* indicates adjacent channels that are allowed for a 40 Mhz channel and - * those that permitted by the HT - */ -struct chan20_info chan20_info[] = { - /* 11b/11g */ -/* 0 */ {1, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 1 */ {2, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 2 */ {3, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 3 */ {4, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 4 */ {5, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)}, -/* 5 */ {6, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)}, -/* 6 */ {7, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)}, -/* 7 */ {8, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)}, -/* 8 */ {9, (CH_UPPER_SB | CH_LOWER_SB | CH_EWA_VALID)}, -/* 9 */ {10, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 10 */ {11, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 11 */ {12, (CH_LOWER_SB)}, -/* 12 */ {13, (CH_LOWER_SB)}, -/* 13 */ {14, (CH_LOWER_SB)}, - -/* 11a japan high */ -/* 14 */ {34, (CH_UPPER_SB)}, -/* 15 */ {38, (CH_LOWER_SB)}, -/* 16 */ {42, (CH_LOWER_SB)}, -/* 17 */ {46, (CH_LOWER_SB)}, - -/* 11a usa low */ -/* 18 */ {36, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 19 */ {40, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 20 */ {44, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 21 */ {48, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 22 */ {52, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 23 */ {56, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 24 */ {60, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 25 */ {64, (CH_LOWER_SB | CH_EWA_VALID)}, - -/* 11a Europe */ -/* 26 */ {100, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 27 */ {104, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 28 */ {108, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 29 */ {112, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 30 */ {116, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 31 */ {120, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 32 */ {124, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 33 */ {128, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 34 */ {132, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 35 */ {136, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 36 */ {140, (CH_LOWER_SB)}, - -/* 11a usa high, ref5 only */ -/* The 0x80 bit in pdiv means these are REF5, other entries are REF20 */ -/* 37 */ {149, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 38 */ {153, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 39 */ {157, (CH_UPPER_SB | CH_EWA_VALID)}, -/* 40 */ {161, (CH_LOWER_SB | CH_EWA_VALID)}, -/* 41 */ {165, (CH_LOWER_SB)}, - -/* 11a japan */ -/* 42 */ {184, (CH_UPPER_SB)}, -/* 43 */ {188, (CH_LOWER_SB)}, -/* 44 */ {192, (CH_UPPER_SB)}, -/* 45 */ {196, (CH_LOWER_SB)}, -/* 46 */ {200, (CH_UPPER_SB)}, -/* 47 */ {204, (CH_LOWER_SB)}, -/* 48 */ {208, (CH_UPPER_SB)}, -/* 49 */ {212, (CH_LOWER_SB)}, -/* 50 */ {216, (CH_LOWER_SB)} -}; -#endif /* SUPPORT_40MHZ */ - -const locale_info_t *wlc_get_locale_2g(u8 locale_idx) -{ - if (locale_idx >= ARRAY_SIZE(g_locale_2g_table)) { - WL_ERROR("%s: locale 2g index size out of range %d\n", - __func__, locale_idx); - ASSERT(locale_idx < ARRAY_SIZE(g_locale_2g_table)); - return NULL; - } - return g_locale_2g_table[locale_idx]; -} - -const locale_info_t *wlc_get_locale_5g(u8 locale_idx) -{ - if (locale_idx >= ARRAY_SIZE(g_locale_5g_table)) { - WL_ERROR("%s: locale 5g index size out of range %d\n", - __func__, locale_idx); - ASSERT(locale_idx < ARRAY_SIZE(g_locale_5g_table)); - return NULL; - } - return g_locale_5g_table[locale_idx]; -} - -const locale_mimo_info_t *wlc_get_mimo_2g(u8 locale_idx) -{ - if (locale_idx >= ARRAY_SIZE(g_mimo_2g_table)) { - WL_ERROR("%s: mimo 2g index size out of range %d\n", - __func__, locale_idx); - return NULL; - } - return g_mimo_2g_table[locale_idx]; -} - -const locale_mimo_info_t *wlc_get_mimo_5g(u8 locale_idx) -{ - if (locale_idx >= ARRAY_SIZE(g_mimo_5g_table)) { - WL_ERROR("%s: mimo 5g index size out of range %d\n", - __func__, locale_idx); - return NULL; - } - return g_mimo_5g_table[locale_idx]; -} - -wlc_cm_info_t *wlc_channel_mgr_attach(struct wlc_info *wlc) -{ - wlc_cm_info_t *wlc_cm; - char country_abbrev[WLC_CNTRY_BUF_SZ]; - const country_info_t *country; - struct wlc_pub *pub = wlc->pub; - char *ccode; - - WL_TRACE("wl%d: wlc_channel_mgr_attach\n", wlc->pub->unit); - - wlc_cm = kzalloc(sizeof(wlc_cm_info_t), GFP_ATOMIC); - if (wlc_cm == NULL) { - WL_ERROR("wl%d: %s: out of memory", pub->unit, __func__); - return NULL; - } - wlc_cm->pub = pub; - wlc_cm->wlc = wlc; - wlc->cmi = wlc_cm; - - /* store the country code for passing up as a regulatory hint */ - ccode = getvar(wlc->pub->vars, "ccode"); - if (ccode) { - strncpy(wlc->pub->srom_ccode, ccode, WLC_CNTRY_BUF_SZ - 1); - WL_NONE("%s: SROM country code is %c%c\n", - __func__, - wlc->pub->srom_ccode[0], wlc->pub->srom_ccode[1]); - } - - /* internal country information which must match regulatory constraints in firmware */ - memset(country_abbrev, 0, WLC_CNTRY_BUF_SZ); - strncpy(country_abbrev, "X2", sizeof(country_abbrev) - 1); - country = wlc_country_lookup(wlc, country_abbrev); - - ASSERT(country != NULL); - - /* save default country for exiting 11d regulatory mode */ - strncpy(wlc->country_default, country_abbrev, WLC_CNTRY_BUF_SZ - 1); - - /* initialize autocountry_default to driver default */ - strncpy(wlc->autocountry_default, "X2", WLC_CNTRY_BUF_SZ - 1); - - wlc_set_countrycode(wlc_cm, country_abbrev); - - return wlc_cm; -} - -void wlc_channel_mgr_detach(wlc_cm_info_t *wlc_cm) -{ - if (wlc_cm) - kfree(wlc_cm); -} - -const char *wlc_channel_country_abbrev(wlc_cm_info_t *wlc_cm) -{ - return wlc_cm->country_abbrev; -} - -u8 wlc_channel_locale_flags(wlc_cm_info_t *wlc_cm) -{ - struct wlc_info *wlc = wlc_cm->wlc; - - return wlc_cm->bandstate[wlc->band->bandunit].locale_flags; -} - -u8 wlc_channel_locale_flags_in_band(wlc_cm_info_t *wlc_cm, uint bandunit) -{ - return wlc_cm->bandstate[bandunit].locale_flags; -} - -/* return chanvec for a given country code and band */ -bool -wlc_channel_get_chanvec(struct wlc_info *wlc, const char *country_abbrev, - int bandtype, chanvec_t *channels) -{ - const country_info_t *country; - const locale_info_t *locale = NULL; - - country = wlc_country_lookup(wlc, country_abbrev); - if (country == NULL) - return false; - - if (bandtype == WLC_BAND_2G) - locale = wlc_get_locale_2g(country->locale_2G); - else if (bandtype == WLC_BAND_5G) - locale = wlc_get_locale_5g(country->locale_5G); - if (locale == NULL) - return false; - - wlc_locale_get_channels(locale, channels); - return true; -} - -/* set the driver's current country and regulatory information using a country code - * as the source. Lookup built in country information found with the country code. - */ -int wlc_set_countrycode(wlc_cm_info_t *wlc_cm, const char *ccode) -{ - char country_abbrev[WLC_CNTRY_BUF_SZ]; - strncpy(country_abbrev, ccode, WLC_CNTRY_BUF_SZ); - return wlc_set_countrycode_rev(wlc_cm, country_abbrev, ccode, -1); -} - -int -wlc_set_countrycode_rev(wlc_cm_info_t *wlc_cm, - const char *country_abbrev, - const char *ccode, int regrev) -{ - const country_info_t *country; - char mapped_ccode[WLC_CNTRY_BUF_SZ]; - uint mapped_regrev; - - WL_NONE("%s: (country_abbrev \"%s\", ccode \"%s\", regrev %d) SPROM \"%s\"/%u\n", - __func__, country_abbrev, ccode, regrev, - wlc_cm->srom_ccode, wlc_cm->srom_regrev); - - /* if regrev is -1, lookup the mapped country code, - * otherwise use the ccode and regrev directly - */ - if (regrev == -1) { - /* map the country code to a built-in country code, regrev, and country_info */ - country = - wlc_countrycode_map(wlc_cm, ccode, mapped_ccode, - &mapped_regrev); - } else { - /* find the matching built-in country definition */ - ASSERT(0); - country = wlc_country_lookup_direct(ccode, regrev); - strncpy(mapped_ccode, ccode, WLC_CNTRY_BUF_SZ); - mapped_regrev = regrev; - } - - if (country == NULL) - return BCME_BADARG; - - /* set the driver state for the country */ - wlc_set_country_common(wlc_cm, country_abbrev, mapped_ccode, - mapped_regrev, country); - - return 0; -} - -/* set the driver's current country and regulatory information using a country code - * as the source. Look up built in country information found with the country code. - */ -static void -wlc_set_country_common(wlc_cm_info_t *wlc_cm, - const char *country_abbrev, - const char *ccode, uint regrev, - const country_info_t *country) -{ - const locale_mimo_info_t *li_mimo; - const locale_info_t *locale; - struct wlc_info *wlc = wlc_cm->wlc; - char prev_country_abbrev[WLC_CNTRY_BUF_SZ]; - - ASSERT(country != NULL); - - /* save current country state */ - wlc_cm->country = country; - - memset(&prev_country_abbrev, 0, WLC_CNTRY_BUF_SZ); - strncpy(prev_country_abbrev, wlc_cm->country_abbrev, - WLC_CNTRY_BUF_SZ - 1); - - strncpy(wlc_cm->country_abbrev, country_abbrev, WLC_CNTRY_BUF_SZ - 1); - strncpy(wlc_cm->ccode, ccode, WLC_CNTRY_BUF_SZ - 1); - wlc_cm->regrev = regrev; - - /* disable/restore nmode based on country regulations */ - li_mimo = wlc_get_mimo_2g(country->locale_mimo_2G); - if (li_mimo && (li_mimo->flags & WLC_NO_MIMO)) { - wlc_set_nmode(wlc, OFF); - wlc->stf->no_cddstbc = true; - } else { - wlc->stf->no_cddstbc = false; - if (N_ENAB(wlc->pub) != wlc->protection->nmode_user) - wlc_set_nmode(wlc, wlc->protection->nmode_user); - } - - wlc_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]); - wlc_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]); - /* set or restore gmode as required by regulatory */ - locale = wlc_get_locale_2g(country->locale_2G); - if (locale && (locale->flags & WLC_NO_OFDM)) { - wlc_set_gmode(wlc, GMODE_LEGACY_B, false); - } else { - wlc_set_gmode(wlc, wlc->protection->gmode_user, false); - } - - wlc_channels_init(wlc_cm, country); - - return; -} - -/* Lookup a country info structure from a null terminated country code - * The lookup is case sensitive. - */ -const country_info_t *wlc_country_lookup(struct wlc_info *wlc, - const char *ccode) -{ - const country_info_t *country; - char mapped_ccode[WLC_CNTRY_BUF_SZ]; - uint mapped_regrev; - - /* map the country code to a built-in country code, regrev, and country_info struct */ - country = - wlc_countrycode_map(wlc->cmi, ccode, mapped_ccode, &mapped_regrev); - - return country; -} - -static const country_info_t *wlc_countrycode_map(wlc_cm_info_t *wlc_cm, - const char *ccode, - char *mapped_ccode, - uint *mapped_regrev) -{ - struct wlc_info *wlc = wlc_cm->wlc; - const country_info_t *country; - uint srom_regrev = wlc_cm->srom_regrev; - const char *srom_ccode = wlc_cm->srom_ccode; - int mapped; - - /* check for currently supported ccode size */ - if (strlen(ccode) > (WLC_CNTRY_BUF_SZ - 1)) { - WL_ERROR("wl%d: %s: ccode \"%s\" too long for match\n", - wlc->pub->unit, __func__, ccode); - return NULL; - } - - /* default mapping is the given ccode and regrev 0 */ - strncpy(mapped_ccode, ccode, WLC_CNTRY_BUF_SZ); - *mapped_regrev = 0; - - /* If the desired country code matches the srom country code, - * then the mapped country is the srom regulatory rev. - * Otherwise look for an aggregate mapping. - */ - if (!strcmp(srom_ccode, ccode)) { - *mapped_regrev = srom_regrev; - mapped = 0; - WL_ERROR("srom_code == ccode %s\n", __func__); - ASSERT(0); - } else { - mapped = - wlc_country_aggregate_map(wlc_cm, ccode, mapped_ccode, - mapped_regrev); - } - - /* find the matching built-in country definition */ - country = wlc_country_lookup_direct(mapped_ccode, *mapped_regrev); - - /* if there is not an exact rev match, default to rev zero */ - if (country == NULL && *mapped_regrev != 0) { - *mapped_regrev = 0; - ASSERT(0); - country = - wlc_country_lookup_direct(mapped_ccode, *mapped_regrev); - } - - return country; -} - -static int -wlc_country_aggregate_map(wlc_cm_info_t *wlc_cm, const char *ccode, - char *mapped_ccode, uint *mapped_regrev) -{ - return false; -} - -/* Lookup a country info structure from a null terminated country - * abbreviation and regrev directly with no translation. - */ -static const country_info_t *wlc_country_lookup_direct(const char *ccode, - uint regrev) -{ - uint size, i; - - /* Should just return 0 for single locale driver. */ - /* Keep it this way in case we add more locales. (for now anyway) */ - - /* all other country def arrays are for regrev == 0, so if regrev is non-zero, fail */ - if (regrev > 0) - return NULL; - - /* find matched table entry from country code */ - size = ARRAY_SIZE(cntry_locales); - for (i = 0; i < size; i++) { - if (strcmp(ccode, cntry_locales[i].abbrev) == 0) { - return &cntry_locales[i].country; - } - } - - WL_ERROR("%s: Returning NULL\n", __func__); - ASSERT(0); - return NULL; -} - -static int -wlc_channels_init(wlc_cm_info_t *wlc_cm, const country_info_t *country) -{ - struct wlc_info *wlc = wlc_cm->wlc; - uint i, j; - struct wlcband *band; - const locale_info_t *li; - chanvec_t sup_chan; - const locale_mimo_info_t *li_mimo; - - band = wlc->band; - for (i = 0; i < NBANDS(wlc); - i++, band = wlc->bandstate[OTHERBANDUNIT(wlc)]) { - - li = BAND_5G(band->bandtype) ? - wlc_get_locale_5g(country->locale_5G) : - wlc_get_locale_2g(country->locale_2G); - ASSERT(li); - wlc_cm->bandstate[band->bandunit].locale_flags = li->flags; - li_mimo = BAND_5G(band->bandtype) ? - wlc_get_mimo_5g(country->locale_mimo_5G) : - wlc_get_mimo_2g(country->locale_mimo_2G); - ASSERT(li_mimo); - - /* merge the mimo non-mimo locale flags */ - wlc_cm->bandstate[band->bandunit].locale_flags |= - li_mimo->flags; - - wlc_cm->bandstate[band->bandunit].restricted_channels = - g_table_restricted_chan[li->restricted_channels]; - wlc_cm->bandstate[band->bandunit].radar_channels = - g_table_radar_set[li->radar_channels]; - - /* set the channel availability, - * masking out the channels that may not be supported on this phy - */ - wlc_phy_chanspec_band_validch(band->pi, band->bandtype, - &sup_chan); - wlc_locale_get_channels(li, - &wlc_cm->bandstate[band->bandunit]. - valid_channels); - for (j = 0; j < sizeof(chanvec_t); j++) - wlc_cm->bandstate[band->bandunit].valid_channels. - vec[j] &= sup_chan.vec[j]; - } - - wlc_quiet_channels_reset(wlc_cm); - wlc_channels_commit(wlc_cm); - - return 0; -} - -/* Update the radio state (enable/disable) and tx power targets - * based on a new set of channel/regulatory information - */ -static void wlc_channels_commit(wlc_cm_info_t *wlc_cm) -{ - struct wlc_info *wlc = wlc_cm->wlc; - uint chan; - struct txpwr_limits txpwr; - - /* search for the existence of any valid channel */ - for (chan = 0; chan < MAXCHANNEL; chan++) { - if (VALID_CHANNEL20_DB(wlc, chan)) { - break; - } - } - if (chan == MAXCHANNEL) - chan = INVCHANNEL; - - /* based on the channel search above, set or clear WL_RADIO_COUNTRY_DISABLE */ - if (chan == INVCHANNEL) { - /* country/locale with no valid channels, set the radio disable bit */ - mboolset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE); - WL_ERROR("wl%d: %s: no valid channel for \"%s\" nbands %d bandlocked %d\n", - wlc->pub->unit, __func__, - wlc_cm->country_abbrev, NBANDS(wlc), wlc->bandlocked); - } else - if (mboolisset(wlc->pub->radio_disabled, - WL_RADIO_COUNTRY_DISABLE)) { - /* country/locale with valid channel, clear the radio disable bit */ - mboolclr(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE); - } - - /* Now that the country abbreviation is set, if the radio supports 2G, then - * set channel 14 restrictions based on the new locale. - */ - if (NBANDS(wlc) > 1 || BAND_2G(wlc->band->bandtype)) { - wlc_phy_chanspec_ch14_widefilter_set(wlc->band->pi, - wlc_japan(wlc) ? true : - false); - } - - if (wlc->pub->up && chan != INVCHANNEL) { - wlc_channel_reg_limits(wlc_cm, wlc->chanspec, &txpwr); - wlc_channel_min_txpower_limits_with_local_constraint(wlc_cm, - &txpwr, - WLC_TXPWR_MAX); - wlc_phy_txpower_limit_set(wlc->band->pi, &txpwr, wlc->chanspec); - } -} - -/* reset the quiet channels vector to the union of the restricted and radar channel sets */ -void wlc_quiet_channels_reset(wlc_cm_info_t *wlc_cm) -{ - struct wlc_info *wlc = wlc_cm->wlc; - uint i, j; - struct wlcband *band; - const chanvec_t *chanvec; - - memset(&wlc_cm->quiet_channels, 0, sizeof(chanvec_t)); - - band = wlc->band; - for (i = 0; i < NBANDS(wlc); - i++, band = wlc->bandstate[OTHERBANDUNIT(wlc)]) { - - /* initialize quiet channels for restricted channels */ - chanvec = wlc_cm->bandstate[band->bandunit].restricted_channels; - for (j = 0; j < sizeof(chanvec_t); j++) - wlc_cm->quiet_channels.vec[j] |= chanvec->vec[j]; - - } -} - -bool wlc_quiet_chanspec(wlc_cm_info_t *wlc_cm, chanspec_t chspec) -{ - return N_ENAB(wlc_cm->wlc->pub) && CHSPEC_IS40(chspec) ? - (isset - (wlc_cm->quiet_channels.vec, - LOWER_20_SB(CHSPEC_CHANNEL(chspec))) - || isset(wlc_cm->quiet_channels.vec, - UPPER_20_SB(CHSPEC_CHANNEL(chspec)))) : isset(wlc_cm-> - quiet_channels. - vec, - CHSPEC_CHANNEL - (chspec)); -} - -/* Is the channel valid for the current locale? (but don't consider channels not - * available due to bandlocking) - */ -bool wlc_valid_channel20_db(wlc_cm_info_t *wlc_cm, uint val) -{ - struct wlc_info *wlc = wlc_cm->wlc; - - return VALID_CHANNEL20(wlc, val) || - (!wlc->bandlocked - && VALID_CHANNEL20_IN_BAND(wlc, OTHERBANDUNIT(wlc), val)); -} - -/* Is the channel valid for the current locale and specified band? */ -bool -wlc_valid_channel20_in_band(wlc_cm_info_t *wlc_cm, uint bandunit, uint val) -{ - return ((val < MAXCHANNEL) - && isset(wlc_cm->bandstate[bandunit].valid_channels.vec, val)); -} - -/* Is the channel valid for the current locale and current band? */ -bool wlc_valid_channel20(wlc_cm_info_t *wlc_cm, uint val) -{ - struct wlc_info *wlc = wlc_cm->wlc; - - return ((val < MAXCHANNEL) && - isset(wlc_cm->bandstate[wlc->band->bandunit].valid_channels.vec, - val)); -} - -/* Is the 40 MHz allowed for the current locale and specified band? */ -bool wlc_valid_40chanspec_in_band(wlc_cm_info_t *wlc_cm, uint bandunit) -{ - struct wlc_info *wlc = wlc_cm->wlc; - - return (((wlc_cm->bandstate[bandunit]. - locale_flags & (WLC_NO_MIMO | WLC_NO_40MHZ)) == 0) - && wlc->bandstate[bandunit]->mimo_cap_40); -} - -static void -wlc_channel_min_txpower_limits_with_local_constraint(wlc_cm_info_t *wlc_cm, - struct txpwr_limits *txpwr, - u8 - local_constraint_qdbm) -{ - int j; - - /* CCK Rates */ - for (j = 0; j < WL_TX_POWER_CCK_NUM; j++) { - txpwr->cck[j] = min(txpwr->cck[j], local_constraint_qdbm); - } - - /* 20 MHz Legacy OFDM SISO */ - for (j = 0; j < WL_TX_POWER_OFDM_NUM; j++) { - txpwr->ofdm[j] = min(txpwr->ofdm[j], local_constraint_qdbm); - } - - /* 20 MHz Legacy OFDM CDD */ - for (j = 0; j < WLC_NUM_RATES_OFDM; j++) { - txpwr->ofdm_cdd[j] = - min(txpwr->ofdm_cdd[j], local_constraint_qdbm); - } - - /* 40 MHz Legacy OFDM SISO */ - for (j = 0; j < WLC_NUM_RATES_OFDM; j++) { - txpwr->ofdm_40_siso[j] = - min(txpwr->ofdm_40_siso[j], local_constraint_qdbm); - } - - /* 40 MHz Legacy OFDM CDD */ - for (j = 0; j < WLC_NUM_RATES_OFDM; j++) { - txpwr->ofdm_40_cdd[j] = - min(txpwr->ofdm_40_cdd[j], local_constraint_qdbm); - } - - /* 20MHz MCS 0-7 SISO */ - for (j = 0; j < WLC_NUM_RATES_MCS_1_STREAM; j++) { - txpwr->mcs_20_siso[j] = - min(txpwr->mcs_20_siso[j], local_constraint_qdbm); - } - - /* 20MHz MCS 0-7 CDD */ - for (j = 0; j < WLC_NUM_RATES_MCS_1_STREAM; j++) { - txpwr->mcs_20_cdd[j] = - min(txpwr->mcs_20_cdd[j], local_constraint_qdbm); - } - - /* 20MHz MCS 0-7 STBC */ - for (j = 0; j < WLC_NUM_RATES_MCS_1_STREAM; j++) { - txpwr->mcs_20_stbc[j] = - min(txpwr->mcs_20_stbc[j], local_constraint_qdbm); - } - - /* 20MHz MCS 8-15 MIMO */ - for (j = 0; j < WLC_NUM_RATES_MCS_2_STREAM; j++) - txpwr->mcs_20_mimo[j] = - min(txpwr->mcs_20_mimo[j], local_constraint_qdbm); - - /* 40MHz MCS 0-7 SISO */ - for (j = 0; j < WLC_NUM_RATES_MCS_1_STREAM; j++) { - txpwr->mcs_40_siso[j] = - min(txpwr->mcs_40_siso[j], local_constraint_qdbm); - } - - /* 40MHz MCS 0-7 CDD */ - for (j = 0; j < WLC_NUM_RATES_MCS_1_STREAM; j++) { - txpwr->mcs_40_cdd[j] = - min(txpwr->mcs_40_cdd[j], local_constraint_qdbm); - } - - /* 40MHz MCS 0-7 STBC */ - for (j = 0; j < WLC_NUM_RATES_MCS_1_STREAM; j++) { - txpwr->mcs_40_stbc[j] = - min(txpwr->mcs_40_stbc[j], local_constraint_qdbm); - } - - /* 40MHz MCS 8-15 MIMO */ - for (j = 0; j < WLC_NUM_RATES_MCS_2_STREAM; j++) - txpwr->mcs_40_mimo[j] = - min(txpwr->mcs_40_mimo[j], local_constraint_qdbm); - - /* 40MHz MCS 32 */ - txpwr->mcs32 = min(txpwr->mcs32, local_constraint_qdbm); - -} - -void -wlc_channel_set_chanspec(wlc_cm_info_t *wlc_cm, chanspec_t chanspec, - u8 local_constraint_qdbm) -{ - struct wlc_info *wlc = wlc_cm->wlc; - struct txpwr_limits txpwr; - - wlc_channel_reg_limits(wlc_cm, chanspec, &txpwr); - - wlc_channel_min_txpower_limits_with_local_constraint(wlc_cm, &txpwr, - local_constraint_qdbm); - - wlc_bmac_set_chanspec(wlc->hw, chanspec, - (wlc_quiet_chanspec(wlc_cm, chanspec) != 0), - &txpwr); -} - -int -wlc_channel_set_txpower_limit(wlc_cm_info_t *wlc_cm, - u8 local_constraint_qdbm) -{ - struct wlc_info *wlc = wlc_cm->wlc; - struct txpwr_limits txpwr; - - wlc_channel_reg_limits(wlc_cm, wlc->chanspec, &txpwr); - - wlc_channel_min_txpower_limits_with_local_constraint(wlc_cm, &txpwr, - local_constraint_qdbm); - - wlc_phy_txpower_limit_set(wlc->band->pi, &txpwr, wlc->chanspec); - - return 0; -} - -#ifdef POWER_DBG -static void wlc_phy_txpower_limits_dump(txpwr_limits_t *txpwr) -{ - int i; - char fraction[4][4] = { " ", ".25", ".5 ", ".75" }; - - printf("CCK "); - for (i = 0; i < WLC_NUM_RATES_CCK; i++) { - printf(" %2d%s", txpwr->cck[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->cck[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("20 MHz OFDM SISO "); - for (i = 0; i < WLC_NUM_RATES_OFDM; i++) { - printf(" %2d%s", txpwr->ofdm[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->ofdm[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("20 MHz OFDM CDD "); - for (i = 0; i < WLC_NUM_RATES_OFDM; i++) { - printf(" %2d%s", txpwr->ofdm_cdd[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->ofdm_cdd[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("40 MHz OFDM SISO "); - for (i = 0; i < WLC_NUM_RATES_OFDM; i++) { - printf(" %2d%s", txpwr->ofdm_40_siso[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->ofdm_40_siso[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("40 MHz OFDM CDD "); - for (i = 0; i < WLC_NUM_RATES_OFDM; i++) { - printf(" %2d%s", txpwr->ofdm_40_cdd[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->ofdm_40_cdd[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("20 MHz MCS0-7 SISO "); - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_20_siso[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_20_siso[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("20 MHz MCS0-7 CDD "); - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_20_cdd[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_20_cdd[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("20 MHz MCS0-7 STBC "); - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_20_stbc[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_20_stbc[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("20 MHz MCS8-15 SDM "); - for (i = 0; i < WLC_NUM_RATES_MCS_2_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_20_mimo[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_20_mimo[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("40 MHz MCS0-7 SISO "); - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_40_siso[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_40_siso[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("40 MHz MCS0-7 CDD "); - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_40_cdd[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_40_cdd[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("40 MHz MCS0-7 STBC "); - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_40_stbc[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_40_stbc[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("40 MHz MCS8-15 SDM "); - for (i = 0; i < WLC_NUM_RATES_MCS_2_STREAM; i++) { - printf(" %2d%s", txpwr->mcs_40_mimo[i] / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs_40_mimo[i] % WLC_TXPWR_DB_FACTOR]); - } - printf("\n"); - - printf("MCS32 %2d%s\n", - txpwr->mcs32 / WLC_TXPWR_DB_FACTOR, - fraction[txpwr->mcs32 % WLC_TXPWR_DB_FACTOR]); -} -#endif /* POWER_DBG */ - -void -wlc_channel_reg_limits(wlc_cm_info_t *wlc_cm, chanspec_t chanspec, - txpwr_limits_t *txpwr) -{ - struct wlc_info *wlc = wlc_cm->wlc; - uint i; - uint chan; - int maxpwr; - int delta; - const country_info_t *country; - struct wlcband *band; - const locale_info_t *li; - int conducted_max; - int conducted_ofdm_max; - const locale_mimo_info_t *li_mimo; - int maxpwr20, maxpwr40; - int maxpwr_idx; - uint j; - - memset(txpwr, 0, sizeof(txpwr_limits_t)); - - if (!wlc_valid_chanspec_db(wlc_cm, chanspec)) { - country = wlc_country_lookup(wlc, wlc->autocountry_default); - if (country == NULL) - return; - } else { - country = wlc_cm->country; - } - - chan = CHSPEC_CHANNEL(chanspec); - band = wlc->bandstate[CHSPEC_WLCBANDUNIT(chanspec)]; - li = BAND_5G(band->bandtype) ? - wlc_get_locale_5g(country->locale_5G) : - wlc_get_locale_2g(country->locale_2G); - - li_mimo = BAND_5G(band->bandtype) ? - wlc_get_mimo_5g(country->locale_mimo_5G) : - wlc_get_mimo_2g(country->locale_mimo_2G); - - if (li->flags & WLC_EIRP) { - delta = band->antgain; - } else { - delta = 0; - if (band->antgain > QDB(6)) - delta = band->antgain - QDB(6); /* Excess over 6 dB */ - } - - if (li == &locale_i) { - conducted_max = QDB(22); - conducted_ofdm_max = QDB(22); - } - - /* CCK txpwr limits for 2.4G band */ - if (BAND_2G(band->bandtype)) { - maxpwr = li->maxpwr[CHANNEL_POWER_IDX_2G_CCK(chan)]; - - maxpwr = maxpwr - delta; - maxpwr = max(maxpwr, 0); - maxpwr = min(maxpwr, conducted_max); - - for (i = 0; i < WLC_NUM_RATES_CCK; i++) - txpwr->cck[i] = (u8) maxpwr; - } - - /* OFDM txpwr limits for 2.4G or 5G bands */ - if (BAND_2G(band->bandtype)) { - maxpwr = li->maxpwr[CHANNEL_POWER_IDX_2G_OFDM(chan)]; - - } else { - maxpwr = li->maxpwr[CHANNEL_POWER_IDX_5G(chan)]; - } - - maxpwr = maxpwr - delta; - maxpwr = max(maxpwr, 0); - maxpwr = min(maxpwr, conducted_ofdm_max); - - /* Keep OFDM lmit below CCK limit */ - if (BAND_2G(band->bandtype)) - maxpwr = min_t(int, maxpwr, txpwr->cck[0]); - - for (i = 0; i < WLC_NUM_RATES_OFDM; i++) { - txpwr->ofdm[i] = (u8) maxpwr; - } - - for (i = 0; i < WLC_NUM_RATES_OFDM; i++) { - /* OFDM 40 MHz SISO has the same power as the corresponding MCS0-7 rate unless - * overriden by the locale specific code. We set this value to 0 as a - * flag (presumably 0 dBm isn't a possibility) and then copy the MCS0-7 value - * to the 40 MHz value if it wasn't explicitly set. - */ - txpwr->ofdm_40_siso[i] = 0; - - txpwr->ofdm_cdd[i] = (u8) maxpwr; - - txpwr->ofdm_40_cdd[i] = 0; - } - - /* MIMO/HT specific limits */ - if (li_mimo->flags & WLC_EIRP) { - delta = band->antgain; - } else { - delta = 0; - if (band->antgain > QDB(6)) - delta = band->antgain - QDB(6); /* Excess over 6 dB */ - } - - if (BAND_2G(band->bandtype)) - maxpwr_idx = (chan - 1); - else - maxpwr_idx = CHANNEL_POWER_IDX_5G(chan); - - maxpwr20 = li_mimo->maxpwr20[maxpwr_idx]; - maxpwr40 = li_mimo->maxpwr40[maxpwr_idx]; - - maxpwr20 = maxpwr20 - delta; - maxpwr20 = max(maxpwr20, 0); - maxpwr40 = maxpwr40 - delta; - maxpwr40 = max(maxpwr40, 0); - - /* Fill in the MCS 0-7 (SISO) rates */ - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - - /* 20 MHz has the same power as the corresponding OFDM rate unless - * overriden by the locale specific code. - */ - txpwr->mcs_20_siso[i] = txpwr->ofdm[i]; - txpwr->mcs_40_siso[i] = 0; - } - - /* Fill in the MCS 0-7 CDD rates */ - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - txpwr->mcs_20_cdd[i] = (u8) maxpwr20; - txpwr->mcs_40_cdd[i] = (u8) maxpwr40; - } - - /* These locales have SISO expressed in the table and override CDD later */ - if (li_mimo == &locale_bn) { - if (li_mimo == &locale_bn) { - maxpwr20 = QDB(16); - maxpwr40 = 0; - - if (chan >= 3 && chan <= 11) { - maxpwr40 = QDB(16); - } - } - - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - txpwr->mcs_20_siso[i] = (u8) maxpwr20; - txpwr->mcs_40_siso[i] = (u8) maxpwr40; - } - } - - /* Fill in the MCS 0-7 STBC rates */ - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - txpwr->mcs_20_stbc[i] = 0; - txpwr->mcs_40_stbc[i] = 0; - } - - /* Fill in the MCS 8-15 SDM rates */ - for (i = 0; i < WLC_NUM_RATES_MCS_2_STREAM; i++) { - txpwr->mcs_20_mimo[i] = (u8) maxpwr20; - txpwr->mcs_40_mimo[i] = (u8) maxpwr40; - } - - /* Fill in MCS32 */ - txpwr->mcs32 = (u8) maxpwr40; - - for (i = 0, j = 0; i < WLC_NUM_RATES_OFDM; i++, j++) { - if (txpwr->ofdm_40_cdd[i] == 0) - txpwr->ofdm_40_cdd[i] = txpwr->mcs_40_cdd[j]; - if (i == 0) { - i = i + 1; - if (txpwr->ofdm_40_cdd[i] == 0) - txpwr->ofdm_40_cdd[i] = txpwr->mcs_40_cdd[j]; - } - } - - /* Copy the 40 MHZ MCS 0-7 CDD value to the 40 MHZ MCS 0-7 SISO value if it wasn't - * provided explicitly. - */ - - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - if (txpwr->mcs_40_siso[i] == 0) - txpwr->mcs_40_siso[i] = txpwr->mcs_40_cdd[i]; - } - - for (i = 0, j = 0; i < WLC_NUM_RATES_OFDM; i++, j++) { - if (txpwr->ofdm_40_siso[i] == 0) - txpwr->ofdm_40_siso[i] = txpwr->mcs_40_siso[j]; - if (i == 0) { - i = i + 1; - if (txpwr->ofdm_40_siso[i] == 0) - txpwr->ofdm_40_siso[i] = txpwr->mcs_40_siso[j]; - } - } - - /* Copy the 20 and 40 MHz MCS0-7 CDD values to the corresponding STBC values if they weren't - * provided explicitly. - */ - for (i = 0; i < WLC_NUM_RATES_MCS_1_STREAM; i++) { - if (txpwr->mcs_20_stbc[i] == 0) - txpwr->mcs_20_stbc[i] = txpwr->mcs_20_cdd[i]; - - if (txpwr->mcs_40_stbc[i] == 0) - txpwr->mcs_40_stbc[i] = txpwr->mcs_40_cdd[i]; - } - -#ifdef POWER_DBG - wlc_phy_txpower_limits_dump(txpwr); -#endif - return; -} - -/* Returns true if currently set country is Japan or variant */ -bool wlc_japan(struct wlc_info *wlc) -{ - return wlc_japan_ccode(wlc->cmi->country_abbrev); -} - -/* JP, J1 - J10 are Japan ccodes */ -static bool wlc_japan_ccode(const char *ccode) -{ - return (ccode[0] == 'J' && - (ccode[1] == 'P' || (ccode[1] >= '1' && ccode[1] <= '9'))); -} - -/* - * Validate the chanspec for this locale, for 40MHZ we need to also check that the sidebands - * are valid 20MZH channels in this locale and they are also a legal HT combination - */ -static bool -wlc_valid_chanspec_ext(wlc_cm_info_t *wlc_cm, chanspec_t chspec, bool dualband) -{ - struct wlc_info *wlc = wlc_cm->wlc; - u8 channel = CHSPEC_CHANNEL(chspec); - - /* check the chanspec */ - if (wf_chspec_malformed(chspec)) { - WL_ERROR("wl%d: malformed chanspec 0x%x\n", - wlc->pub->unit, chspec); - ASSERT(0); - return false; - } - - if (CHANNEL_BANDUNIT(wlc_cm->wlc, channel) != - CHSPEC_WLCBANDUNIT(chspec)) - return false; - - /* Check a 20Mhz channel */ - if (CHSPEC_IS20(chspec)) { - if (dualband) - return VALID_CHANNEL20_DB(wlc_cm->wlc, channel); - else - return VALID_CHANNEL20(wlc_cm->wlc, channel); - } -#ifdef SUPPORT_40MHZ - /* We know we are now checking a 40MHZ channel, so we should only be here - * for NPHYS - */ - if (WLCISNPHY(wlc->band) || WLCISSSLPNPHY(wlc->band)) { - u8 upper_sideband = 0, idx; - u8 num_ch20_entries = - sizeof(chan20_info) / sizeof(struct chan20_info); - - if (!VALID_40CHANSPEC_IN_BAND(wlc, CHSPEC_WLCBANDUNIT(chspec))) - return false; - - if (dualband) { - if (!VALID_CHANNEL20_DB(wlc, LOWER_20_SB(channel)) || - !VALID_CHANNEL20_DB(wlc, UPPER_20_SB(channel))) - return false; - } else { - if (!VALID_CHANNEL20(wlc, LOWER_20_SB(channel)) || - !VALID_CHANNEL20(wlc, UPPER_20_SB(channel))) - return false; - } - - /* find the lower sideband info in the sideband array */ - for (idx = 0; idx < num_ch20_entries; idx++) { - if (chan20_info[idx].sb == LOWER_20_SB(channel)) - upper_sideband = chan20_info[idx].adj_sbs; - } - /* check that the lower sideband allows an upper sideband */ - if ((upper_sideband & (CH_UPPER_SB | CH_EWA_VALID)) == - (CH_UPPER_SB | CH_EWA_VALID)) - return true; - return false; - } -#endif /* 40 MHZ */ - - return false; -} - -bool wlc_valid_chanspec(wlc_cm_info_t *wlc_cm, chanspec_t chspec) -{ - return wlc_valid_chanspec_ext(wlc_cm, chspec, false); -} - -bool wlc_valid_chanspec_db(wlc_cm_info_t *wlc_cm, chanspec_t chspec) -{ - return wlc_valid_chanspec_ext(wlc_cm, chspec, true); -} diff --git a/drivers/staging/brcm80211/sys/wlc_channel.h b/drivers/staging/brcm80211/sys/wlc_channel.h deleted file mode 100644 index 1f170af..0000000 --- a/drivers/staging/brcm80211/sys/wlc_channel.h +++ /dev/null @@ -1,159 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _WLC_CHANNEL_H_ -#define _WLC_CHANNEL_H_ - -#include <wlc_phy_hal.h> - -#define WLC_TXPWR_DB_FACTOR 4 /* conversion for phy txpwr cacluations that use .25 dB units */ - -struct wlc_info; - -/* maxpwr mapping to 5GHz band channels: - * maxpwr[0] - channels [34-48] - * maxpwr[1] - channels [52-60] - * maxpwr[2] - channels [62-64] - * maxpwr[3] - channels [100-140] - * maxpwr[4] - channels [149-165] - */ -#define BAND_5G_PWR_LVLS 5 /* 5 power levels for 5G */ - -/* power level in group of 2.4GHz band channels: - * maxpwr[0] - CCK channels [1] - * maxpwr[1] - CCK channels [2-10] - * maxpwr[2] - CCK channels [11-14] - * maxpwr[3] - OFDM channels [1] - * maxpwr[4] - OFDM channels [2-10] - * maxpwr[5] - OFDM channels [11-14] - */ - -/* macro to get 2.4 GHz channel group index for tx power */ -#define CHANNEL_POWER_IDX_2G_CCK(c) (((c) < 2) ? 0 : (((c) < 11) ? 1 : 2)) /* cck index */ -#define CHANNEL_POWER_IDX_2G_OFDM(c) (((c) < 2) ? 3 : (((c) < 11) ? 4 : 5)) /* ofdm index */ - -/* macro to get 5 GHz channel group index for tx power */ -#define CHANNEL_POWER_IDX_5G(c) \ - (((c) < 52) ? 0 : (((c) < 62) ? 1 : (((c) < 100) ? 2 : (((c) < 149) ? 3 : 4)))) - -#define WLC_MAXPWR_TBL_SIZE 6 /* max of BAND_5G_PWR_LVLS and 6 for 2.4 GHz */ -#define WLC_MAXPWR_MIMO_TBL_SIZE 14 /* max of BAND_5G_PWR_LVLS and 14 for 2.4 GHz */ - -/* locale channel and power info. */ -typedef struct { - u32 valid_channels; - u8 radar_channels; /* List of radar sensitive channels */ - u8 restricted_channels; /* List of channels used only if APs are detected */ - s8 maxpwr[WLC_MAXPWR_TBL_SIZE]; /* Max tx pwr in qdBm for each sub-band */ - s8 pub_maxpwr[BAND_5G_PWR_LVLS]; /* Country IE advertised max tx pwr in dBm - * per sub-band - */ - u8 flags; -} locale_info_t; - -/* bits for locale_info flags */ -#define WLC_PEAK_CONDUCTED 0x00 /* Peak for locals */ -#define WLC_EIRP 0x01 /* Flag for EIRP */ -#define WLC_DFS_TPC 0x02 /* Flag for DFS TPC */ -#define WLC_NO_OFDM 0x04 /* Flag for No OFDM */ -#define WLC_NO_40MHZ 0x08 /* Flag for No MIMO 40MHz */ -#define WLC_NO_MIMO 0x10 /* Flag for No MIMO, 20 or 40 MHz */ -#define WLC_RADAR_TYPE_EU 0x20 /* Flag for EU */ -#define WLC_DFS_FCC WLC_DFS_TPC /* Flag for DFS FCC */ -#define WLC_DFS_EU (WLC_DFS_TPC | WLC_RADAR_TYPE_EU) /* Flag for DFS EU */ - -#define ISDFS_EU(fl) (((fl) & WLC_DFS_EU) == WLC_DFS_EU) - -/* locale per-channel tx power limits for MIMO frames - * maxpwr arrays are index by channel for 2.4 GHz limits, and - * by sub-band for 5 GHz limits using CHANNEL_POWER_IDX_5G(channel) - */ -typedef struct { - s8 maxpwr20[WLC_MAXPWR_MIMO_TBL_SIZE]; /* tx 20 MHz power limits, qdBm units */ - s8 maxpwr40[WLC_MAXPWR_MIMO_TBL_SIZE]; /* tx 40 MHz power limits, qdBm units */ - u8 flags; -} locale_mimo_info_t; - -extern const chanvec_t chanvec_all_2G; -extern const chanvec_t chanvec_all_5G; - -/* - * Country names and abbreviations with locale defined from ISO 3166 - */ -struct country_info { - const u8 locale_2G; /* 2.4G band locale */ - const u8 locale_5G; /* 5G band locale */ - const u8 locale_mimo_2G; /* 2.4G mimo info */ - const u8 locale_mimo_5G; /* 5G mimo info */ -}; - -typedef struct country_info country_info_t; - -typedef struct wlc_cm_info wlc_cm_info_t; - -extern wlc_cm_info_t *wlc_channel_mgr_attach(struct wlc_info *wlc); -extern void wlc_channel_mgr_detach(wlc_cm_info_t *wlc_cm); - -extern int wlc_set_countrycode(wlc_cm_info_t *wlc_cm, const char *ccode); -extern int wlc_set_countrycode_rev(wlc_cm_info_t *wlc_cm, - const char *country_abbrev, - const char *ccode, int regrev); - -extern const char *wlc_channel_country_abbrev(wlc_cm_info_t *wlc_cm); -extern u8 wlc_channel_locale_flags(wlc_cm_info_t *wlc_cm); -extern u8 wlc_channel_locale_flags_in_band(wlc_cm_info_t *wlc_cm, - uint bandunit); - -extern void wlc_quiet_channels_reset(wlc_cm_info_t *wlc_cm); -extern bool wlc_quiet_chanspec(wlc_cm_info_t *wlc_cm, chanspec_t chspec); - -#define VALID_CHANNEL20_DB(wlc, val) wlc_valid_channel20_db((wlc)->cmi, val) -#define VALID_CHANNEL20_IN_BAND(wlc, bandunit, val) \ - wlc_valid_channel20_in_band((wlc)->cmi, bandunit, val) -#define VALID_CHANNEL20(wlc, val) wlc_valid_channel20((wlc)->cmi, val) -#define VALID_40CHANSPEC_IN_BAND(wlc, bandunit) wlc_valid_40chanspec_in_band((wlc)->cmi, bandunit) - -extern bool wlc_valid_chanspec(wlc_cm_info_t *wlc_cm, chanspec_t chspec); -extern bool wlc_valid_chanspec_db(wlc_cm_info_t *wlc_cm, chanspec_t chspec); -extern bool wlc_valid_channel20_db(wlc_cm_info_t *wlc_cm, uint val); -extern bool wlc_valid_channel20_in_band(wlc_cm_info_t *wlc_cm, uint bandunit, - uint val); -extern bool wlc_valid_channel20(wlc_cm_info_t *wlc_cm, uint val); -extern bool wlc_valid_40chanspec_in_band(wlc_cm_info_t *wlc_cm, uint bandunit); - -extern void wlc_channel_reg_limits(wlc_cm_info_t *wlc_cm, - chanspec_t chanspec, - struct txpwr_limits *txpwr); -extern void wlc_channel_set_chanspec(wlc_cm_info_t *wlc_cm, - chanspec_t chanspec, - u8 local_constraint_qdbm); -extern int wlc_channel_set_txpower_limit(wlc_cm_info_t *wlc_cm, - u8 local_constraint_qdbm); - -extern const country_info_t *wlc_country_lookup(struct wlc_info *wlc, - const char *ccode); -extern void wlc_locale_get_channels(const locale_info_t *locale, - chanvec_t *valid_channels); -extern const locale_info_t *wlc_get_locale_2g(u8 locale_idx); -extern const locale_info_t *wlc_get_locale_5g(u8 locale_idx); -extern bool wlc_japan(struct wlc_info *wlc); - -extern u8 wlc_get_regclass(wlc_cm_info_t *wlc_cm, chanspec_t chanspec); -extern bool wlc_channel_get_chanvec(struct wlc_info *wlc, - const char *country_abbrev, int bandtype, - chanvec_t *channels); - -#endif /* _WLC_CHANNEL_H */ diff --git a/drivers/staging/brcm80211/sys/wlc_event.c b/drivers/staging/brcm80211/sys/wlc_event.c deleted file mode 100644 index dabd709..0000000 --- a/drivers/staging/brcm80211/sys/wlc_event.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/kernel.h> -#include <bcmdefs.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <osl.h> -#include <bcmutils.h> -#include <siutils.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <wlioctl.h> -#include <wlc_cfg.h> -#include <wlc_pub.h> -#include <wlc_key.h> -#include <wl_export.h> -#include <wlc_event.h> - -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_mac80211.h> -#ifdef MSGTRACE -#include <msgtrace.h> -#endif -#include <wl_dbg.h> - -/* Local prototypes */ -static void wlc_timer_cb(void *arg); - -/* Private data structures */ -struct wlc_eventq { - wlc_event_t *head; - wlc_event_t *tail; - struct wlc_info *wlc; - void *wl; - struct wlc_pub *pub; - bool tpending; - bool workpending; - struct wl_timer *timer; - wlc_eventq_cb_t cb; - u8 event_inds_mask[broken_roundup(WLC_E_LAST, NBBY) / NBBY]; -}; - -/* - * Export functions - */ -wlc_eventq_t *wlc_eventq_attach(struct wlc_pub *pub, struct wlc_info *wlc, - void *wl, - wlc_eventq_cb_t cb) -{ - wlc_eventq_t *eq; - - eq = kzalloc(sizeof(wlc_eventq_t), GFP_ATOMIC); - if (eq == NULL) - return NULL; - - eq->cb = cb; - eq->wlc = wlc; - eq->wl = wl; - eq->pub = pub; - - eq->timer = wl_init_timer(eq->wl, wlc_timer_cb, eq, "eventq"); - if (!eq->timer) { - WL_ERROR("wl%d: wlc_eventq_attach: timer failed\n", - pub->unit); - kfree(eq); - return NULL; - } - - return eq; -} - -int wlc_eventq_detach(wlc_eventq_t *eq) -{ - /* Clean up pending events */ - wlc_eventq_down(eq); - - if (eq->timer) { - if (eq->tpending) { - wl_del_timer(eq->wl, eq->timer); - eq->tpending = false; - } - wl_free_timer(eq->wl, eq->timer); - eq->timer = NULL; - } - - ASSERT(wlc_eventq_avail(eq) == false); - kfree(eq); - return 0; -} - -int wlc_eventq_down(wlc_eventq_t *eq) -{ - int callbacks = 0; - if (eq->tpending && !eq->workpending) { - if (!wl_del_timer(eq->wl, eq->timer)) - callbacks++; - - ASSERT(wlc_eventq_avail(eq) == true); - ASSERT(eq->workpending == false); - eq->workpending = true; - if (eq->cb) - eq->cb(eq->wlc); - - ASSERT(eq->workpending == true); - eq->workpending = false; - eq->tpending = false; - } else { - ASSERT(eq->workpending || wlc_eventq_avail(eq) == false); - } - return callbacks; -} - -wlc_event_t *wlc_event_alloc(wlc_eventq_t *eq) -{ - wlc_event_t *e; - - e = kzalloc(sizeof(wlc_event_t), GFP_ATOMIC); - - if (e == NULL) - return NULL; - - return e; -} - -void wlc_event_free(wlc_eventq_t *eq, wlc_event_t *e) -{ - ASSERT(e->data == NULL); - ASSERT(e->next == NULL); - kfree(e); -} - -void wlc_eventq_enq(wlc_eventq_t *eq, wlc_event_t *e) -{ - ASSERT(e->next == NULL); - e->next = NULL; - - if (eq->tail) { - eq->tail->next = e; - eq->tail = e; - } else - eq->head = eq->tail = e; - - if (!eq->tpending) { - eq->tpending = true; - /* Use a zero-delay timer to trigger - * delayed processing of the event. - */ - wl_add_timer(eq->wl, eq->timer, 0, 0); - } -} - -wlc_event_t *wlc_eventq_deq(wlc_eventq_t *eq) -{ - wlc_event_t *e; - - e = eq->head; - if (e) { - eq->head = e->next; - e->next = NULL; - - if (eq->head == NULL) - eq->tail = eq->head; - } - return e; -} - -wlc_event_t *wlc_eventq_next(wlc_eventq_t *eq, wlc_event_t *e) -{ -#ifdef BCMDBG - wlc_event_t *etmp; - - for (etmp = eq->head; etmp; etmp = etmp->next) { - if (etmp == e) - break; - } - ASSERT(etmp != NULL); -#endif - - return e->next; -} - -int wlc_eventq_cnt(wlc_eventq_t *eq) -{ - wlc_event_t *etmp; - int cnt = 0; - - for (etmp = eq->head; etmp; etmp = etmp->next) - cnt++; - - return cnt; -} - -bool wlc_eventq_avail(wlc_eventq_t *eq) -{ - return (eq->head != NULL); -} - -/* - * Local Functions - */ -static void wlc_timer_cb(void *arg) -{ - struct wlc_eventq *eq = (struct wlc_eventq *)arg; - - ASSERT(eq->tpending == true); - ASSERT(wlc_eventq_avail(eq) == true); - ASSERT(eq->workpending == false); - eq->workpending = true; - - if (eq->cb) - eq->cb(eq->wlc); - - ASSERT(wlc_eventq_avail(eq) == false); - ASSERT(eq->tpending == true); - eq->workpending = false; - eq->tpending = false; -} diff --git a/drivers/staging/brcm80211/sys/wlc_event.h b/drivers/staging/brcm80211/sys/wlc_event.h deleted file mode 100644 index e75582d..0000000 --- a/drivers/staging/brcm80211/sys/wlc_event.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _WLC_EVENT_H_ -#define _WLC_EVENT_H_ - -typedef struct wlc_eventq wlc_eventq_t; - -typedef void (*wlc_eventq_cb_t) (void *arg); - -extern wlc_eventq_t *wlc_eventq_attach(struct wlc_pub *pub, - struct wlc_info *wlc, - void *wl, wlc_eventq_cb_t cb); -extern int wlc_eventq_detach(wlc_eventq_t *eq); -extern int wlc_eventq_down(wlc_eventq_t *eq); -extern void wlc_event_free(wlc_eventq_t *eq, wlc_event_t *e); -extern wlc_event_t *wlc_eventq_next(wlc_eventq_t *eq, wlc_event_t *e); -extern int wlc_eventq_cnt(wlc_eventq_t *eq); -extern bool wlc_eventq_avail(wlc_eventq_t *eq); -extern wlc_event_t *wlc_eventq_deq(wlc_eventq_t *eq); -extern void wlc_eventq_enq(wlc_eventq_t *eq, wlc_event_t *e); -extern wlc_event_t *wlc_event_alloc(wlc_eventq_t *eq); - -extern int wlc_eventq_register_ind(wlc_eventq_t *eq, void *bitvect); -extern int wlc_eventq_query_ind(wlc_eventq_t *eq, void *bitvect); -extern int wlc_eventq_test_ind(wlc_eventq_t *eq, int et); -extern int wlc_eventq_set_ind(wlc_eventq_t *eq, uint et, bool on); -extern void wlc_eventq_flush(wlc_eventq_t *eq); -extern void wlc_assign_event_msg(struct wlc_info *wlc, wl_event_msg_t *msg, - const wlc_event_t *e, u8 *data, - u32 len); - -#ifdef MSGTRACE -extern void wlc_event_sendup_trace(struct wlc_info *wlc, hndrte_dev_t *bus, - u8 *hdr, u16 hdrlen, u8 *buf, - u16 buflen); -#endif - -#endif /* _WLC_EVENT_H_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_key.h b/drivers/staging/brcm80211/sys/wlc_key.h deleted file mode 100644 index 3e23d51..0000000 --- a/drivers/staging/brcm80211/sys/wlc_key.h +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_key_h_ -#define _wlc_key_h_ - -struct scb; -struct wlc_info; -struct wlc_bsscfg; -/* Maximum # of keys that wl driver supports in S/W. - * Keys supported in H/W is less than or equal to WSEC_MAX_KEYS. - */ -#define WSEC_MAX_KEYS 54 /* Max # of keys (50 + 4 default keys) */ -#define WLC_DEFAULT_KEYS 4 /* Default # of keys */ - -#define WSEC_MAX_WOWL_KEYS 5 /* Max keys in WOWL mode (1 + 4 default keys) */ - -#define WPA2_GTK_MAX 3 - -/* -* Max # of keys currently supported: -* -* s/w keys if WSEC_SW(wlc->wsec). -* h/w keys otherwise. -*/ -#define WLC_MAX_WSEC_KEYS(wlc) WSEC_MAX_KEYS - -/* number of 802.11 default (non-paired, group keys) */ -#define WSEC_MAX_DEFAULT_KEYS 4 /* # of default keys */ - -/* Max # of hardware keys supported */ -#define WLC_MAX_WSEC_HW_KEYS(wlc) WSEC_MAX_RCMTA_KEYS - -/* Max # of hardware TKIP MIC keys supported */ -#define WLC_MAX_TKMIC_HW_KEYS(wlc) ((D11REV_GE((wlc)->pub->corerev, 13)) ? \ - WSEC_MAX_TKMIC_ENGINE_KEYS : 0) - -#define WSEC_HW_TKMIC_KEY(wlc, key, bsscfg) \ - (((D11REV_GE((wlc)->pub->corerev, 13)) && ((wlc)->machwcap & MCAP_TKIPMIC)) && \ - (key) && ((key)->algo == CRYPTO_ALGO_TKIP) && \ - !WSEC_SOFTKEY(wlc, key, bsscfg) && \ - WSEC_KEY_INDEX(wlc, key) >= WLC_DEFAULT_KEYS && \ - (WSEC_KEY_INDEX(wlc, key) < WSEC_MAX_TKMIC_ENGINE_KEYS)) - -/* index of key in key table */ -#define WSEC_KEY_INDEX(wlc, key) ((key)->idx) - -#define WSEC_SOFTKEY(wlc, key, bsscfg) (WLC_SW_KEYS(wlc, bsscfg) || \ - WSEC_KEY_INDEX(wlc, key) >= WLC_MAX_WSEC_HW_KEYS(wlc)) - -/* get a key, non-NULL only if key allocated and not clear */ -#define WSEC_KEY(wlc, i) (((wlc)->wsec_keys[i] && (wlc)->wsec_keys[i]->len) ? \ - (wlc)->wsec_keys[i] : NULL) - -#define WSEC_SCB_KEY_VALID(scb) (((scb)->key && (scb)->key->len) ? true : false) - -/* default key */ -#define WSEC_BSS_DEFAULT_KEY(bsscfg) (((bsscfg)->wsec_index == -1) ? \ - (struct wsec_key *)NULL:(bsscfg)->bss_def_keys[(bsscfg)->wsec_index]) - -/* Macros for key management in IBSS mode */ -#define WSEC_IBSS_MAX_PEERS 16 /* Max # of IBSS Peers */ -#define WSEC_IBSS_RCMTA_INDEX(idx) \ - (((idx - WSEC_MAX_DEFAULT_KEYS) % WSEC_IBSS_MAX_PEERS) + WSEC_MAX_DEFAULT_KEYS) - -/* contiguous # key slots for infrastructure mode STA */ -#define WSEC_BSS_STA_KEY_GROUP_SIZE 5 - -typedef struct wsec_iv { - u32 hi; /* upper 32 bits of IV */ - u16 lo; /* lower 16 bits of IV */ -} wsec_iv_t; - -#define WLC_NUMRXIVS 16 /* # rx IVs (one per 802.11e TID) */ - -typedef struct wsec_key { - u8 ea[ETH_ALEN]; /* per station */ - u8 idx; /* key index in wsec_keys array */ - u8 id; /* key ID [0-3] */ - u8 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */ - u8 rcmta; /* rcmta entry index, same as idx by default */ - u16 flags; /* misc flags */ - u8 algo_hw; /* cache for hw register */ - u8 aes_mode; /* cache for hw register */ - s8 iv_len; /* IV length */ - s8 icv_len; /* ICV length */ - u32 len; /* key length..don't move this var */ - /* data is 4byte aligned */ - u8 data[DOT11_MAX_KEY_SIZE]; /* key data */ - wsec_iv_t rxiv[WLC_NUMRXIVS]; /* Rx IV (one per TID) */ - wsec_iv_t txiv; /* Tx IV */ - -} wsec_key_t; - -#define broken_roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) -typedef struct { - u8 vec[broken_roundup(WSEC_MAX_KEYS, NBBY) / NBBY]; /* bitvec of wsec_key indexes */ -} wsec_key_vec_t; - -/* For use with wsec_key_t.flags */ - -#define WSEC_BS_UPDATE (1 << 0) /* Indicates hw needs key update on BS switch */ -#define WSEC_PRIMARY_KEY (1 << 1) /* Indicates this key is the primary (ie tx) key */ -#define WSEC_TKIP_ERROR (1 << 2) /* Provoke deliberate MIC error */ -#define WSEC_REPLAY_ERROR (1 << 3) /* Provoke deliberate replay */ -#define WSEC_IBSS_PEER_GROUP_KEY (1 << 7) /* Flag: group key for a IBSS PEER */ -#define WSEC_ICV_ERROR (1 << 8) /* Provoke deliberate ICV error */ - -#define wlc_key_insert(a, b, c, d, e, f, g, h, i, j) (BCME_ERROR) -#define wlc_key_update(a, b, c) do {} while (0) -#define wlc_key_remove(a, b, c) do {} while (0) -#define wlc_key_remove_all(a, b) do {} while (0) -#define wlc_key_delete(a, b, c) do {} while (0) -#define wlc_scb_key_delete(a, b) do {} while (0) -#define wlc_key_lookup(a, b, c, d, e) (NULL) -#define wlc_key_hw_init_all(a) do {} while (0) -#define wlc_key_hw_init(a, b, c) do {} while (0) -#define wlc_key_hw_wowl_init(a, b, c, d) do {} while (0) -#define wlc_key_sw_wowl_update(a, b, c, d, e) do {} while (0) -#define wlc_key_sw_wowl_create(a, b, c) (BCME_ERROR) -#define wlc_key_iv_update(a, b, c, d, e) do {(void)e; } while (0) -#define wlc_key_iv_init(a, b, c) do {} while (0) -#define wlc_key_set_error(a, b, c) (BCME_ERROR) -#define wlc_key_dump_hw(a, b) (BCME_ERROR) -#define wlc_key_dump_sw(a, b) (BCME_ERROR) -#define wlc_key_defkeyflag(a) (0) -#define wlc_rcmta_add_bssid(a, b) do {} while (0) -#define wlc_rcmta_del_bssid(a, b) do {} while (0) -#define wlc_key_scb_delete(a, b) do {} while (0) - -#endif /* _wlc_key_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_mac80211.c b/drivers/staging/brcm80211/sys/wlc_mac80211.c deleted file mode 100644 index 5eb41d6..0000000 --- a/drivers/staging/brcm80211/sys/wlc_mac80211.c +++ /dev/null @@ -1,8479 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -#include <linux/kernel.h> -#include <linux/ctype.h> -#include <linux/etherdevice.h> -#include <bcmdefs.h> -#include <bcmdevs.h> -#include <wlc_cfg.h> -#include <osl.h> -#include <bcmutils.h> -#include <bcmwifi.h> -#include <siutils.h> -#include <bcmendian.h> -#include <pcicfg.h> -#include <bcmsrom.h> -#include <wlioctl.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <hnddma.h> -#include <hndpmu.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_pub.h> -#include <wlc_key.h> -#include <wlc_bsscfg.h> -#include <wlc_channel.h> -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_bmac.h> -#include <wlc_scb.h> -#include <wlc_phy_hal.h> -#include <wlc_phy_shim.h> -#include <wlc_antsel.h> -#include <wlc_stf.h> -#include <wlc_ampdu.h> -#include <wlc_event.h> -#include <wl_export.h> -#include "d11ucode_ext.h" -#include <wlc_alloc.h> -#include <net/mac80211.h> -#include <wl_dbg.h> - - -/* - * WPA(2) definitions - */ -#define RSN_CAP_4_REPLAY_CNTRS 2 -#define RSN_CAP_16_REPLAY_CNTRS 3 - -#define WPA_CAP_4_REPLAY_CNTRS RSN_CAP_4_REPLAY_CNTRS -#define WPA_CAP_16_REPLAY_CNTRS RSN_CAP_16_REPLAY_CNTRS - -/* - * buffer length needed for wlc_format_ssid - * 32 SSID chars, max of 4 chars for each SSID char "\xFF", plus NULL. - */ -#define SSID_FMT_BUF_LEN ((4 * IEEE80211_MAX_SSID_LEN) + 1) - -#define TIMER_INTERVAL_WATCHDOG 1000 /* watchdog timer, in unit of ms */ -#define TIMER_INTERVAL_RADIOCHK 800 /* radio monitor timer, in unit of ms */ - -#ifndef WLC_MPC_MAX_DELAYCNT -#define WLC_MPC_MAX_DELAYCNT 10 /* Max MPC timeout, in unit of watchdog */ -#endif -#define WLC_MPC_MIN_DELAYCNT 1 /* Min MPC timeout, in unit of watchdog */ -#define WLC_MPC_THRESHOLD 3 /* MPC count threshold level */ - -#define BEACON_INTERVAL_DEFAULT 100 /* beacon interval, in unit of 1024TU */ -#define DTIM_INTERVAL_DEFAULT 3 /* DTIM interval, in unit of beacon interval */ - -/* Scale down delays to accommodate QT slow speed */ -#define BEACON_INTERVAL_DEF_QT 20 /* beacon interval, in unit of 1024TU */ -#define DTIM_INTERVAL_DEF_QT 1 /* DTIM interval, in unit of beacon interval */ - -#define TBTT_ALIGN_LEEWAY_US 100 /* min leeway before first TBTT in us */ - -/* - * driver maintains internal 'tick'(wlc->pub->now) which increments in 1s OS timer(soft - * watchdog) it is not a wall clock and won't increment when driver is in "down" state - * this low resolution driver tick can be used for maintenance tasks such as phy - * calibration and scb update - */ - -/* watchdog trigger mode: OSL timer or TBTT */ -#define WLC_WATCHDOG_TBTT(wlc) \ - (wlc->stas_associated > 0 && wlc->PM != PM_OFF && wlc->pub->align_wd_tbtt) - -/* To inform the ucode of the last mcast frame posted so that it can clear moredata bit */ -#define BCMCFID(wlc, fid) wlc_bmac_write_shm((wlc)->hw, M_BCMC_FID, (fid)) - -#define WLC_WAR16165(wlc) (wlc->pub->sih->bustype == PCI_BUS && \ - (!AP_ENAB(wlc->pub)) && (wlc->war16165)) - -/* debug/trace */ -uint wl_msg_level = -#if defined(BCMDBG) - WL_ERROR_VAL; -#else - 0; -#endif /* BCMDBG */ - -/* Find basic rate for a given rate */ -#define WLC_BASIC_RATE(wlc, rspec) (IS_MCS(rspec) ? \ - (wlc)->band->basic_rate[mcs_table[rspec & RSPEC_RATE_MASK].leg_ofdm] : \ - (wlc)->band->basic_rate[rspec & RSPEC_RATE_MASK]) - -#define FRAMETYPE(r, mimoframe) (IS_MCS(r) ? mimoframe : (IS_CCK(r) ? FT_CCK : FT_OFDM)) - -#define RFDISABLE_DEFAULT 10000000 /* rfdisable delay timer 500 ms, runs of ALP clock */ - -#define WLC_TEMPSENSE_PERIOD 10 /* 10 second timeout */ - -#define SCAN_IN_PROGRESS(x) 0 - -#define EPI_VERSION_NUM 0x054b0b00 - -#ifdef BCMDBG -/* pointer to most recently allocated wl/wlc */ -static struct wlc_info *wlc_info_dbg = (struct wlc_info *) (NULL); -#endif - -/* IOVar table */ - -/* Parameter IDs, for use only internally to wlc -- in the wlc_iovars - * table and by the wlc_doiovar() function. No ordering is imposed: - * the table is keyed by name, and the function uses a switch. - */ -enum { - IOV_MPC = 1, - IOV_QTXPOWER, - IOV_BCN_LI_BCN, /* Beacon listen interval in # of beacons */ - IOV_LAST /* In case of a need to check max ID number */ -}; - -const bcm_iovar_t wlc_iovars[] = { - {"mpc", IOV_MPC, (IOVF_OPEN_ALLOW), IOVT_BOOL, 0}, - {"qtxpower", IOV_QTXPOWER, (IOVF_WHL | IOVF_OPEN_ALLOW), IOVT_UINT32, - 0}, - {"bcn_li_bcn", IOV_BCN_LI_BCN, 0, IOVT_UINT8, 0}, - {NULL, 0, 0, 0, 0} -}; - -const u8 prio2fifo[NUMPRIO] = { - TX_AC_BE_FIFO, /* 0 BE AC_BE Best Effort */ - TX_AC_BK_FIFO, /* 1 BK AC_BK Background */ - TX_AC_BK_FIFO, /* 2 -- AC_BK Background */ - TX_AC_BE_FIFO, /* 3 EE AC_BE Best Effort */ - TX_AC_VI_FIFO, /* 4 CL AC_VI Video */ - TX_AC_VI_FIFO, /* 5 VI AC_VI Video */ - TX_AC_VO_FIFO, /* 6 VO AC_VO Voice */ - TX_AC_VO_FIFO /* 7 NC AC_VO Voice */ -}; - -/* precedences numbers for wlc queues. These are twice as may levels as - * 802.1D priorities. - * Odd numbers are used for HI priority traffic at same precedence levels - * These constants are used ONLY by wlc_prio2prec_map. Do not use them elsewhere. - */ -#define _WLC_PREC_NONE 0 /* None = - */ -#define _WLC_PREC_BK 2 /* BK - Background */ -#define _WLC_PREC_BE 4 /* BE - Best-effort */ -#define _WLC_PREC_EE 6 /* EE - Excellent-effort */ -#define _WLC_PREC_CL 8 /* CL - Controlled Load */ -#define _WLC_PREC_VI 10 /* Vi - Video */ -#define _WLC_PREC_VO 12 /* Vo - Voice */ -#define _WLC_PREC_NC 14 /* NC - Network Control */ - -/* 802.1D Priority to precedence queue mapping */ -const u8 wlc_prio2prec_map[] = { - _WLC_PREC_BE, /* 0 BE - Best-effort */ - _WLC_PREC_BK, /* 1 BK - Background */ - _WLC_PREC_NONE, /* 2 None = - */ - _WLC_PREC_EE, /* 3 EE - Excellent-effort */ - _WLC_PREC_CL, /* 4 CL - Controlled Load */ - _WLC_PREC_VI, /* 5 Vi - Video */ - _WLC_PREC_VO, /* 6 Vo - Voice */ - _WLC_PREC_NC, /* 7 NC - Network Control */ -}; - -/* Sanity check for tx_prec_map and fifo synchup - * Either there are some packets pending for the fifo, else if fifo is empty then - * all the corresponding precmap bits should be set - */ -#define WLC_TX_FIFO_CHECK(wlc, fifo) (TXPKTPENDGET((wlc), (fifo)) || \ - (TXPKTPENDGET((wlc), (fifo)) == 0 && \ - ((wlc)->tx_prec_map & (wlc)->fifo2prec_map[(fifo)]) == \ - (wlc)->fifo2prec_map[(fifo)])) - -/* TX FIFO number to WME/802.1E Access Category */ -const u8 wme_fifo2ac[] = { AC_BK, AC_BE, AC_VI, AC_VO, AC_BE, AC_BE }; - -/* WME/802.1E Access Category to TX FIFO number */ -static const u8 wme_ac2fifo[] = { 1, 0, 2, 3 }; - -static bool in_send_q = false; - -/* Shared memory location index for various AC params */ -#define wme_shmemacindex(ac) wme_ac2fifo[ac] - -#ifdef BCMDBG -static const char *fifo_names[] = { - "AC_BK", "AC_BE", "AC_VI", "AC_VO", "BCMC", "ATIM" }; -const char *aci_names[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" }; -#endif - -static const u8 acbitmap2maxprio[] = { - PRIO_8021D_BE, PRIO_8021D_BE, PRIO_8021D_BK, PRIO_8021D_BK, - PRIO_8021D_VI, PRIO_8021D_VI, PRIO_8021D_VI, PRIO_8021D_VI, - PRIO_8021D_VO, PRIO_8021D_VO, PRIO_8021D_VO, PRIO_8021D_VO, - PRIO_8021D_VO, PRIO_8021D_VO, PRIO_8021D_VO, PRIO_8021D_VO -}; - -/* currently the best mechanism for determining SIFS is the band in use */ -#define SIFS(band) ((band)->bandtype == WLC_BAND_5G ? APHY_SIFS_TIME : BPHY_SIFS_TIME); - -/* value for # replay counters currently supported */ -#define WLC_REPLAY_CNTRS_VALUE WPA_CAP_16_REPLAY_CNTRS - -/* local prototypes */ -static u16 BCMFASTPATH wlc_d11hdrs_mac80211(struct wlc_info *wlc, - struct ieee80211_hw *hw, - struct sk_buff *p, - struct scb *scb, uint frag, - uint nfrags, uint queue, - uint next_frag_len, - wsec_key_t *key, - ratespec_t rspec_override); - -static void wlc_bss_default_init(struct wlc_info *wlc); -static void wlc_ucode_mac_upd(struct wlc_info *wlc); -static ratespec_t mac80211_wlc_set_nrate(struct wlc_info *wlc, - struct wlcband *cur_band, u32 int_val); -static void wlc_tx_prec_map_init(struct wlc_info *wlc); -static void wlc_watchdog(void *arg); -static void wlc_watchdog_by_timer(void *arg); -static int wlc_set_rateset(struct wlc_info *wlc, wlc_rateset_t *rs_arg); -static int wlc_iovar_rangecheck(struct wlc_info *wlc, u32 val, - const bcm_iovar_t *vi); -static u8 wlc_local_constraint_qdbm(struct wlc_info *wlc); - -/* send and receive */ -static wlc_txq_info_t *wlc_txq_alloc(struct wlc_info *wlc, - struct osl_info *osh); -static void wlc_txq_free(struct wlc_info *wlc, struct osl_info *osh, - wlc_txq_info_t *qi); -static void wlc_txflowcontrol_signal(struct wlc_info *wlc, wlc_txq_info_t *qi, - bool on, int prio); -static void wlc_txflowcontrol_reset(struct wlc_info *wlc); -static u16 wlc_compute_airtime(struct wlc_info *wlc, ratespec_t rspec, - uint length); -static void wlc_compute_cck_plcp(ratespec_t rate, uint length, u8 *plcp); -static void wlc_compute_ofdm_plcp(ratespec_t rate, uint length, u8 *plcp); -static void wlc_compute_mimo_plcp(ratespec_t rate, uint length, u8 *plcp); -static u16 wlc_compute_frame_dur(struct wlc_info *wlc, ratespec_t rate, - u8 preamble_type, uint next_frag_len); -static void wlc_recvctl(struct wlc_info *wlc, struct osl_info *osh, - d11rxhdr_t *rxh, struct sk_buff *p); -static uint wlc_calc_frame_len(struct wlc_info *wlc, ratespec_t rate, - u8 preamble_type, uint dur); -static uint wlc_calc_ack_time(struct wlc_info *wlc, ratespec_t rate, - u8 preamble_type); -static uint wlc_calc_cts_time(struct wlc_info *wlc, ratespec_t rate, - u8 preamble_type); -/* interrupt, up/down, band */ -static void wlc_setband(struct wlc_info *wlc, uint bandunit); -static chanspec_t wlc_init_chanspec(struct wlc_info *wlc); -static void wlc_bandinit_ordered(struct wlc_info *wlc, chanspec_t chanspec); -static void wlc_bsinit(struct wlc_info *wlc); -static int wlc_duty_cycle_set(struct wlc_info *wlc, int duty_cycle, bool isOFDM, - bool writeToShm); -static void wlc_radio_hwdisable_upd(struct wlc_info *wlc); -static bool wlc_radio_monitor_start(struct wlc_info *wlc); -static void wlc_radio_timer(void *arg); -static void wlc_radio_enable(struct wlc_info *wlc); -static void wlc_radio_upd(struct wlc_info *wlc); - -/* scan, association, BSS */ -static uint wlc_calc_ba_time(struct wlc_info *wlc, ratespec_t rate, - u8 preamble_type); -static void wlc_update_mimo_band_bwcap(struct wlc_info *wlc, u8 bwcap); -static void wlc_ht_update_sgi_rx(struct wlc_info *wlc, int val); -static void wlc_ht_update_ldpc(struct wlc_info *wlc, s8 val); -static void wlc_war16165(struct wlc_info *wlc, bool tx); - -static void wlc_process_eventq(void *arg); -static void wlc_wme_retries_write(struct wlc_info *wlc); -static bool wlc_attach_stf_ant_init(struct wlc_info *wlc); -static uint wlc_attach_module(struct wlc_info *wlc); -static void wlc_detach_module(struct wlc_info *wlc); -static void wlc_timers_deinit(struct wlc_info *wlc); -static void wlc_down_led_upd(struct wlc_info *wlc); -static uint wlc_down_del_timer(struct wlc_info *wlc); -static void wlc_ofdm_rateset_war(struct wlc_info *wlc); -static int _wlc_ioctl(struct wlc_info *wlc, int cmd, void *arg, int len, - struct wlc_if *wlcif); - -#if defined(BCMDBG) -void wlc_get_rcmta(struct wlc_info *wlc, int idx, u8 *addr) -{ - d11regs_t *regs = wlc->regs; - u32 v32; - struct osl_info *osh; - - WL_TRACE("wl%d: %s\n", WLCWLUNIT(wlc), __func__); - - ASSERT(wlc->pub->corerev > 4); - - osh = wlc->osh; - - W_REG(osh, ®s->objaddr, (OBJADDR_RCMTA_SEL | (idx * 2))); - (void)R_REG(osh, ®s->objaddr); - v32 = R_REG(osh, ®s->objdata); - addr[0] = (u8) v32; - addr[1] = (u8) (v32 >> 8); - addr[2] = (u8) (v32 >> 16); - addr[3] = (u8) (v32 >> 24); - W_REG(osh, ®s->objaddr, (OBJADDR_RCMTA_SEL | ((idx * 2) + 1))); - (void)R_REG(osh, ®s->objaddr); - v32 = R_REG(osh, (volatile u16 *)®s->objdata); - addr[4] = (u8) v32; - addr[5] = (u8) (v32 >> 8); -} -#endif /* defined(BCMDBG) */ - -/* keep the chip awake if needed */ -bool wlc_stay_awake(struct wlc_info *wlc) -{ - return true; -} - -/* conditions under which the PM bit should be set in outgoing frames and STAY_AWAKE is meaningful - */ -bool wlc_ps_allowed(struct wlc_info *wlc) -{ - int idx; - wlc_bsscfg_t *cfg; - - /* disallow PS when one of the following global conditions meets */ - if (!wlc->pub->associated || !wlc->PMenabled || wlc->PM_override) - return false; - - /* disallow PS when one of these meets when not scanning */ - if (!wlc->PMblocked) { - if (AP_ACTIVE(wlc) || wlc->monitor) - return false; - } - - FOREACH_AS_STA(wlc, idx, cfg) { - /* disallow PS when one of the following bsscfg specific conditions meets */ - if (!cfg->BSS || !WLC_PORTOPEN(cfg)) - return false; - - if (!cfg->dtim_programmed) - return false; - } - - return true; -} - -void wlc_reset(struct wlc_info *wlc) -{ - WL_TRACE("wl%d: wlc_reset\n", wlc->pub->unit); - - wlc->check_for_unaligned_tbtt = false; - - /* slurp up hw mac counters before core reset */ - if (WLC_UPDATE_STATS(wlc)) { - wlc_statsupd(wlc); - - /* reset our snapshot of macstat counters */ - memset((char *)wlc->core->macstat_snapshot, 0, - sizeof(macstat_t)); - } - - wlc_bmac_reset(wlc->hw); - wlc_ampdu_reset(wlc->ampdu); - wlc->txretried = 0; - -} - -void wlc_fatal_error(struct wlc_info *wlc) -{ - WL_ERROR("wl%d: fatal error, reinitializing\n", wlc->pub->unit); - wl_init(wlc->wl); -} - -/* Return the channel the driver should initialize during wlc_init. - * the channel may have to be changed from the currently configured channel - * if other configurations are in conflict (bandlocked, 11n mode disabled, - * invalid channel for current country, etc.) - */ -static chanspec_t wlc_init_chanspec(struct wlc_info *wlc) -{ - chanspec_t chanspec = - 1 | WL_CHANSPEC_BW_20 | WL_CHANSPEC_CTL_SB_NONE | - WL_CHANSPEC_BAND_2G; - - /* make sure the channel is on the supported band if we are band-restricted */ - if (wlc->bandlocked || NBANDS(wlc) == 1) { - ASSERT(CHSPEC_WLCBANDUNIT(chanspec) == wlc->band->bandunit); - } - ASSERT(wlc_valid_chanspec_db(wlc->cmi, chanspec)); - return chanspec; -} - -struct scb global_scb; - -static void wlc_init_scb(struct wlc_info *wlc, struct scb *scb) -{ - int i; - scb->flags = SCB_WMECAP | SCB_HTCAP; - for (i = 0; i < NUMPRIO; i++) - scb->seqnum[i] = 0; -} - -void wlc_init(struct wlc_info *wlc) -{ - d11regs_t *regs; - chanspec_t chanspec; - int i; - wlc_bsscfg_t *bsscfg; - bool mute = false; - - WL_TRACE("wl%d: wlc_init\n", wlc->pub->unit); - - regs = wlc->regs; - - /* This will happen if a big-hammer was executed. In that case, we want to go back - * to the channel that we were on and not new channel - */ - if (wlc->pub->associated) - chanspec = wlc->home_chanspec; - else - chanspec = wlc_init_chanspec(wlc); - - wlc_bmac_init(wlc->hw, chanspec, mute); - - wlc->seckeys = wlc_bmac_read_shm(wlc->hw, M_SECRXKEYS_PTR) * 2; - if (D11REV_GE(wlc->pub->corerev, 15) && (wlc->machwcap & MCAP_TKIPMIC)) - wlc->tkmickeys = - wlc_bmac_read_shm(wlc->hw, M_TKMICKEYS_PTR) * 2; - - /* update beacon listen interval */ - wlc_bcn_li_upd(wlc); - wlc->bcn_wait_prd = - (u8) (wlc_bmac_read_shm(wlc->hw, M_NOSLPZNATDTIM) >> 10); - ASSERT(wlc->bcn_wait_prd > 0); - - /* the world is new again, so is our reported rate */ - wlc_reprate_init(wlc); - - /* write ethernet address to core */ - FOREACH_BSS(wlc, i, bsscfg) { - wlc_set_mac(bsscfg); - wlc_set_bssid(bsscfg); - } - - /* Update tsf_cfprep if associated and up */ - if (wlc->pub->associated) { - FOREACH_BSS(wlc, i, bsscfg) { - if (bsscfg->up) { - u32 bi; - - /* get beacon period from bsscfg and convert to uS */ - bi = bsscfg->current_bss->beacon_period << 10; - /* update the tsf_cfprep register */ - /* since init path would reset to default value */ - W_REG(wlc->osh, ®s->tsf_cfprep, - (bi << CFPREP_CBI_SHIFT)); - - /* Update maccontrol PM related bits */ - wlc_set_ps_ctrl(wlc); - - break; - } - } - } - - wlc_key_hw_init_all(wlc); - - wlc_bandinit_ordered(wlc, chanspec); - - wlc_init_scb(wlc, &global_scb); - - /* init probe response timeout */ - wlc_write_shm(wlc, M_PRS_MAXTIME, wlc->prb_resp_timeout); - - /* init max burst txop (framebursting) */ - wlc_write_shm(wlc, M_MBURST_TXOP, - (wlc-> - _rifs ? (EDCF_AC_VO_TXOP_AP << 5) : MAXFRAMEBURST_TXOP)); - - /* initialize maximum allowed duty cycle */ - wlc_duty_cycle_set(wlc, wlc->tx_duty_cycle_ofdm, true, true); - wlc_duty_cycle_set(wlc, wlc->tx_duty_cycle_cck, false, true); - - /* Update some shared memory locations related to max AMPDU size allowed to received */ - wlc_ampdu_shm_upd(wlc->ampdu); - - /* band-specific inits */ - wlc_bsinit(wlc); - - /* Enable EDCF mode (while the MAC is suspended) */ - if (EDCF_ENAB(wlc->pub)) { - OR_REG(wlc->osh, ®s->ifs_ctl, IFS_USEEDCF); - wlc_edcf_setparams(wlc->cfg, false); - } - - /* Init precedence maps for empty FIFOs */ - wlc_tx_prec_map_init(wlc); - - /* read the ucode version if we have not yet done so */ - if (wlc->ucode_rev == 0) { - wlc->ucode_rev = - wlc_read_shm(wlc, M_BOM_REV_MAJOR) << NBITS(u16); - wlc->ucode_rev |= wlc_read_shm(wlc, M_BOM_REV_MINOR); - } - - /* ..now really unleash hell (allow the MAC out of suspend) */ - wlc_enable_mac(wlc); - - /* clear tx flow control */ - wlc_txflowcontrol_reset(wlc); - - /* clear tx data fifo suspends */ - wlc->tx_suspended = false; - - /* enable the RF Disable Delay timer */ - if (D11REV_GE(wlc->pub->corerev, 10)) - W_REG(wlc->osh, &wlc->regs->rfdisabledly, RFDISABLE_DEFAULT); - - /* initialize mpc delay */ - wlc->mpc_delay_off = wlc->mpc_dlycnt = WLC_MPC_MIN_DELAYCNT; - - /* - * Initialize WME parameters; if they haven't been set by some other - * mechanism (IOVar, etc) then read them from the hardware. - */ - if (WLC_WME_RETRY_SHORT_GET(wlc, 0) == 0) { /* Unintialized; read from HW */ - int ac; - - ASSERT(wlc->clk); - for (ac = 0; ac < AC_COUNT; ac++) { - wlc->wme_retries[ac] = - wlc_read_shm(wlc, M_AC_TXLMT_ADDR(ac)); - } - } -} - -void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc) -{ - wlc->bcnmisc_monitor = promisc; - wlc_mac_bcn_promisc(wlc); -} - -void wlc_mac_bcn_promisc(struct wlc_info *wlc) -{ - if ((AP_ENAB(wlc->pub) && (N_ENAB(wlc->pub) || wlc->band->gmode)) || - wlc->bcnmisc_ibss || wlc->bcnmisc_scan || wlc->bcnmisc_monitor) - wlc_mctrl(wlc, MCTL_BCNS_PROMISC, MCTL_BCNS_PROMISC); - else - wlc_mctrl(wlc, MCTL_BCNS_PROMISC, 0); -} - -/* set or clear maccontrol bits MCTL_PROMISC and MCTL_KEEPCONTROL */ -void wlc_mac_promisc(struct wlc_info *wlc) -{ - u32 promisc_bits = 0; - - /* promiscuous mode just sets MCTL_PROMISC - * Note: APs get all BSS traffic without the need to set the MCTL_PROMISC bit - * since all BSS data traffic is directed at the AP - */ - if (PROMISC_ENAB(wlc->pub) && !AP_ENAB(wlc->pub) && !wlc->wet) - promisc_bits |= MCTL_PROMISC; - - /* monitor mode needs both MCTL_PROMISC and MCTL_KEEPCONTROL - * Note: monitor mode also needs MCTL_BCNS_PROMISC, but that is - * handled in wlc_mac_bcn_promisc() - */ - if (MONITOR_ENAB(wlc)) - promisc_bits |= MCTL_PROMISC | MCTL_KEEPCONTROL; - - wlc_mctrl(wlc, MCTL_PROMISC | MCTL_KEEPCONTROL, promisc_bits); -} - -/* check if hps and wake states of sw and hw are in sync */ -bool wlc_ps_check(struct wlc_info *wlc) -{ - bool res = true; - bool hps, wake; - bool wake_ok; - - if (!AP_ACTIVE(wlc)) { - volatile u32 tmp; - tmp = R_REG(wlc->osh, &wlc->regs->maccontrol); - - /* If deviceremoved is detected, then don't take any action as this can be called - * in any context. Assume that caller will take care of the condition. This is just - * to avoid assert - */ - if (tmp == 0xffffffff) { - WL_ERROR("wl%d: %s: dead chip\n", - wlc->pub->unit, __func__); - return DEVICEREMOVED(wlc); - } - - hps = PS_ALLOWED(wlc); - - if (hps != ((tmp & MCTL_HPS) != 0)) { - int idx; - wlc_bsscfg_t *cfg; - WL_ERROR("wl%d: hps not sync, sw %d, maccontrol 0x%x\n", - wlc->pub->unit, hps, tmp); - FOREACH_BSS(wlc, idx, cfg) { - if (!BSSCFG_STA(cfg)) - continue; - } - - res = false; - } - /* For a monolithic build the wake check can be exact since it looks at wake - * override bits. The MCTL_WAKE bit should match the 'wake' value. - */ - wake = STAY_AWAKE(wlc) || wlc->hw->wake_override; - wake_ok = (wake == ((tmp & MCTL_WAKE) != 0)); - if (hps && !wake_ok) { - WL_ERROR("wl%d: wake not sync, sw %d maccontrol 0x%x\n", - wlc->pub->unit, wake, tmp); - res = false; - } - } - ASSERT(res); - return res; -} - -/* push sw hps and wake state through hardware */ -void wlc_set_ps_ctrl(struct wlc_info *wlc) -{ - u32 v1, v2; - bool hps, wake; - bool awake_before; - - hps = PS_ALLOWED(wlc); - wake = hps ? (STAY_AWAKE(wlc)) : true; - - WL_TRACE("wl%d: wlc_set_ps_ctrl: hps %d wake %d\n", - wlc->pub->unit, hps, wake); - - v1 = R_REG(wlc->osh, &wlc->regs->maccontrol); - v2 = 0; - if (hps) - v2 |= MCTL_HPS; - if (wake) - v2 |= MCTL_WAKE; - - wlc_mctrl(wlc, MCTL_WAKE | MCTL_HPS, v2); - - awake_before = ((v1 & MCTL_WAKE) || ((v1 & MCTL_HPS) == 0)); - - if (wake && !awake_before) - wlc_bmac_wait_for_wake(wlc->hw); - -} - -/* - * Write this BSS config's MAC address to core. - * Updates RXE match engine. - */ -int wlc_set_mac(wlc_bsscfg_t *cfg) -{ - int err = 0; - struct wlc_info *wlc = cfg->wlc; - - if (cfg == wlc->cfg) { - /* enter the MAC addr into the RXE match registers */ - wlc_set_addrmatch(wlc, RCM_MAC_OFFSET, cfg->cur_etheraddr); - } - - wlc_ampdu_macaddr_upd(wlc); - - return err; -} - -/* Write the BSS config's BSSID address to core (set_bssid in d11procs.tcl). - * Updates RXE match engine. - */ -void wlc_set_bssid(wlc_bsscfg_t *cfg) -{ - struct wlc_info *wlc = cfg->wlc; - - /* if primary config, we need to update BSSID in RXE match registers */ - if (cfg == wlc->cfg) { - wlc_set_addrmatch(wlc, RCM_BSSID_OFFSET, cfg->BSSID); - } -#ifdef SUPPORT_HWKEYS - else if (BSSCFG_STA(cfg) && cfg->BSS) { - wlc_rcmta_add_bssid(wlc, cfg); - } -#endif -} - -/* - * Suspend the the MAC and update the slot timing - * for standard 11b/g (20us slots) or shortslot 11g (9us slots). - */ -void wlc_switch_shortslot(struct wlc_info *wlc, bool shortslot) -{ - int idx; - wlc_bsscfg_t *cfg; - - ASSERT(wlc->band->gmode); - - /* use the override if it is set */ - if (wlc->shortslot_override != WLC_SHORTSLOT_AUTO) - shortslot = (wlc->shortslot_override == WLC_SHORTSLOT_ON); - - if (wlc->shortslot == shortslot) - return; - - wlc->shortslot = shortslot; - - /* update the capability based on current shortslot mode */ - FOREACH_BSS(wlc, idx, cfg) { - if (!cfg->associated) - continue; - cfg->current_bss->capability &= - ~WLAN_CAPABILITY_SHORT_SLOT_TIME; - if (wlc->shortslot) - cfg->current_bss->capability |= - WLAN_CAPABILITY_SHORT_SLOT_TIME; - } - - wlc_bmac_set_shortslot(wlc->hw, shortslot); -} - -static u8 wlc_local_constraint_qdbm(struct wlc_info *wlc) -{ - u8 local; - s16 local_max; - - local = WLC_TXPWR_MAX; - if (wlc->pub->associated && - (wf_chspec_ctlchan(wlc->chanspec) == - wf_chspec_ctlchan(wlc->home_chanspec))) { - - /* get the local power constraint if we are on the AP's - * channel [802.11h, 7.3.2.13] - */ - /* Clamp the value between 0 and WLC_TXPWR_MAX w/o overflowing the target */ - local_max = - (wlc->txpwr_local_max - - wlc->txpwr_local_constraint) * WLC_TXPWR_DB_FACTOR; - if (local_max > 0 && local_max < WLC_TXPWR_MAX) - return (u8) local_max; - if (local_max < 0) - return 0; - } - - return local; -} - -/* propagate home chanspec to all bsscfgs in case bsscfg->current_bss->chanspec is referenced */ -void wlc_set_home_chanspec(struct wlc_info *wlc, chanspec_t chanspec) -{ - if (wlc->home_chanspec != chanspec) { - int idx; - wlc_bsscfg_t *cfg; - - wlc->home_chanspec = chanspec; - - FOREACH_BSS(wlc, idx, cfg) { - if (!cfg->associated) - continue; - cfg->target_bss->chanspec = chanspec; - cfg->current_bss->chanspec = chanspec; - } - - } -} - -static void wlc_set_phy_chanspec(struct wlc_info *wlc, chanspec_t chanspec) -{ - /* Save our copy of the chanspec */ - wlc->chanspec = chanspec; - - /* Set the chanspec and power limits for this locale after computing - * any 11h local tx power constraints. - */ - wlc_channel_set_chanspec(wlc->cmi, chanspec, - wlc_local_constraint_qdbm(wlc)); - - if (wlc->stf->ss_algosel_auto) - wlc_stf_ss_algo_channel_get(wlc, &wlc->stf->ss_algo_channel, - chanspec); - - wlc_stf_ss_update(wlc, wlc->band); - -} - -void wlc_set_chanspec(struct wlc_info *wlc, chanspec_t chanspec) -{ - uint bandunit; - bool switchband = false; - chanspec_t old_chanspec = wlc->chanspec; - - if (!wlc_valid_chanspec_db(wlc->cmi, chanspec)) { - WL_ERROR("wl%d: %s: Bad channel %d\n", - wlc->pub->unit, __func__, CHSPEC_CHANNEL(chanspec)); - ASSERT(wlc_valid_chanspec_db(wlc->cmi, chanspec)); - return; - } - - /* Switch bands if necessary */ - if (NBANDS(wlc) > 1) { - bandunit = CHSPEC_WLCBANDUNIT(chanspec); - if (wlc->band->bandunit != bandunit || wlc->bandinit_pending) { - switchband = true; - if (wlc->bandlocked) { - WL_ERROR("wl%d: %s: chspec %d band is locked!\n", - wlc->pub->unit, __func__, - CHSPEC_CHANNEL(chanspec)); - return; - } - /* BMAC_NOTE: should the setband call come after the wlc_bmac_chanspec() ? - * if the setband updates (wlc_bsinit) use low level calls to inspect and - * set state, the state inspected may be from the wrong band, or the - * following wlc_bmac_set_chanspec() may undo the work. - */ - wlc_setband(wlc, bandunit); - } - } - - ASSERT(N_ENAB(wlc->pub) || !CHSPEC_IS40(chanspec)); - - /* sync up phy/radio chanspec */ - wlc_set_phy_chanspec(wlc, chanspec); - - /* init antenna selection */ - if (CHSPEC_WLC_BW(old_chanspec) != CHSPEC_WLC_BW(chanspec)) { - if (WLANTSEL_ENAB(wlc)) - wlc_antsel_init(wlc->asi); - - /* Fix the hardware rateset based on bw. - * Mainly add MCS32 for 40Mhz, remove MCS 32 for 20Mhz - */ - wlc_rateset_bw_mcs_filter(&wlc->band->hw_rateset, - wlc->band-> - mimo_cap_40 ? CHSPEC_WLC_BW(chanspec) - : 0); - } - - /* update some mac configuration since chanspec changed */ - wlc_ucode_mac_upd(wlc); -} - -#if defined(BCMDBG) -static int wlc_get_current_txpwr(struct wlc_info *wlc, void *pwr, uint len) -{ - txpwr_limits_t txpwr; - tx_power_t power; - tx_power_legacy_t *old_power = NULL; - int r, c; - uint qdbm; - bool override; - - if (len == sizeof(tx_power_legacy_t)) - old_power = (tx_power_legacy_t *) pwr; - else if (len < sizeof(tx_power_t)) - return BCME_BUFTOOSHORT; - - memset(&power, 0, sizeof(tx_power_t)); - - power.chanspec = WLC_BAND_PI_RADIO_CHANSPEC; - if (wlc->pub->associated) - power.local_chanspec = wlc->home_chanspec; - - /* Return the user target tx power limits for the various rates. Note wlc_phy.c's - * public interface only implements getting and setting a single value for all of - * rates, so we need to fill the array ourselves. - */ - wlc_phy_txpower_get(wlc->band->pi, &qdbm, &override); - for (r = 0; r < WL_TX_POWER_RATES; r++) { - power.user_limit[r] = (u8) qdbm; - } - - power.local_max = wlc->txpwr_local_max * WLC_TXPWR_DB_FACTOR; - power.local_constraint = - wlc->txpwr_local_constraint * WLC_TXPWR_DB_FACTOR; - - power.antgain[0] = wlc->bandstate[BAND_2G_INDEX]->antgain; - power.antgain[1] = wlc->bandstate[BAND_5G_INDEX]->antgain; - - wlc_channel_reg_limits(wlc->cmi, power.chanspec, &txpwr); - -#if WL_TX_POWER_CCK_NUM != WLC_NUM_RATES_CCK -#error "WL_TX_POWER_CCK_NUM != WLC_NUM_RATES_CCK" -#endif - - /* CCK tx power limits */ - for (c = 0, r = WL_TX_POWER_CCK_FIRST; c < WL_TX_POWER_CCK_NUM; - c++, r++) - power.reg_limit[r] = txpwr.cck[c]; - -#if WL_TX_POWER_OFDM_NUM != WLC_NUM_RATES_OFDM -#error "WL_TX_POWER_OFDM_NUM != WLC_NUM_RATES_OFDM" -#endif - - /* 20 MHz OFDM SISO tx power limits */ - for (c = 0, r = WL_TX_POWER_OFDM_FIRST; c < WL_TX_POWER_OFDM_NUM; - c++, r++) - power.reg_limit[r] = txpwr.ofdm[c]; - - if (WLC_PHY_11N_CAP(wlc->band)) { - - /* 20 MHz OFDM CDD tx power limits */ - for (c = 0, r = WL_TX_POWER_OFDM20_CDD_FIRST; - c < WL_TX_POWER_OFDM_NUM; c++, r++) - power.reg_limit[r] = txpwr.ofdm_cdd[c]; - - /* 40 MHz OFDM SISO tx power limits */ - for (c = 0, r = WL_TX_POWER_OFDM40_SISO_FIRST; - c < WL_TX_POWER_OFDM_NUM; c++, r++) - power.reg_limit[r] = txpwr.ofdm_40_siso[c]; - - /* 40 MHz OFDM CDD tx power limits */ - for (c = 0, r = WL_TX_POWER_OFDM40_CDD_FIRST; - c < WL_TX_POWER_OFDM_NUM; c++, r++) - power.reg_limit[r] = txpwr.ofdm_40_cdd[c]; - -#if WL_TX_POWER_MCS_1_STREAM_NUM != WLC_NUM_RATES_MCS_1_STREAM -#error "WL_TX_POWER_MCS_1_STREAM_NUM != WLC_NUM_RATES_MCS_1_STREAM" -#endif - - /* 20MHz MCS0-7 SISO tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS20_SISO_FIRST; - c < WLC_NUM_RATES_MCS_1_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_20_siso[c]; - - /* 20MHz MCS0-7 CDD tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS20_CDD_FIRST; - c < WLC_NUM_RATES_MCS_1_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_20_cdd[c]; - - /* 20MHz MCS0-7 STBC tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS20_STBC_FIRST; - c < WLC_NUM_RATES_MCS_1_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_20_stbc[c]; - - /* 40MHz MCS0-7 SISO tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS40_SISO_FIRST; - c < WLC_NUM_RATES_MCS_1_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_40_siso[c]; - - /* 40MHz MCS0-7 CDD tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS40_CDD_FIRST; - c < WLC_NUM_RATES_MCS_1_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_40_cdd[c]; - - /* 40MHz MCS0-7 STBC tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS40_STBC_FIRST; - c < WLC_NUM_RATES_MCS_1_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_40_stbc[c]; - -#if WL_TX_POWER_MCS_2_STREAM_NUM != WLC_NUM_RATES_MCS_2_STREAM -#error "WL_TX_POWER_MCS_2_STREAM_NUM != WLC_NUM_RATES_MCS_2_STREAM" -#endif - - /* 20MHz MCS8-15 SDM tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS20_SDM_FIRST; - c < WLC_NUM_RATES_MCS_2_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_20_mimo[c]; - - /* 40MHz MCS8-15 SDM tx power limits */ - for (c = 0, r = WL_TX_POWER_MCS40_SDM_FIRST; - c < WLC_NUM_RATES_MCS_2_STREAM; c++, r++) - power.reg_limit[r] = txpwr.mcs_40_mimo[c]; - - /* MCS 32 */ - power.reg_limit[WL_TX_POWER_MCS_32] = txpwr.mcs32; - } - - wlc_phy_txpower_get_current(wlc->band->pi, &power, - CHSPEC_CHANNEL(power.chanspec)); - - /* copy the tx_power_t struct to the return buffer, - * or convert to a tx_power_legacy_t struct - */ - if (!old_power) { - bcopy(&power, pwr, sizeof(tx_power_t)); - } else { - int band_idx = CHSPEC_IS2G(power.chanspec) ? 0 : 1; - - memset(old_power, 0, sizeof(tx_power_legacy_t)); - - old_power->txpwr_local_max = power.local_max; - old_power->txpwr_local_constraint = power.local_constraint; - if (CHSPEC_IS2G(power.chanspec)) { - old_power->txpwr_chan_reg_max = txpwr.cck[0]; - old_power->txpwr_est_Pout[band_idx] = - power.est_Pout_cck; - old_power->txpwr_est_Pout_gofdm = power.est_Pout[0]; - } else { - old_power->txpwr_chan_reg_max = txpwr.ofdm[0]; - old_power->txpwr_est_Pout[band_idx] = power.est_Pout[0]; - } - old_power->txpwr_antgain[0] = power.antgain[0]; - old_power->txpwr_antgain[1] = power.antgain[1]; - - for (r = 0; r < NUM_PWRCTRL_RATES; r++) { - old_power->txpwr_band_max[r] = power.user_limit[r]; - old_power->txpwr_limit[r] = power.reg_limit[r]; - old_power->txpwr_target[band_idx][r] = power.target[r]; - if (CHSPEC_IS2G(power.chanspec)) - old_power->txpwr_bphy_cck_max[r] = - power.board_limit[r]; - else - old_power->txpwr_aphy_max[r] = - power.board_limit[r]; - } - } - - return 0; -} -#endif /* defined(BCMDBG) */ - -static u32 wlc_watchdog_backup_bi(struct wlc_info *wlc) -{ - u32 bi; - bi = 2 * wlc->cfg->current_bss->dtim_period * - wlc->cfg->current_bss->beacon_period; - if (wlc->bcn_li_dtim) - bi *= wlc->bcn_li_dtim; - else if (wlc->bcn_li_bcn) - /* recalculate bi based on bcn_li_bcn */ - bi = 2 * wlc->bcn_li_bcn * wlc->cfg->current_bss->beacon_period; - - if (bi < 2 * TIMER_INTERVAL_WATCHDOG) - bi = 2 * TIMER_INTERVAL_WATCHDOG; - return bi; -} - -/* Change to run the watchdog either from a periodic timer or from tbtt handler. - * Call watchdog from tbtt handler if tbtt is true, watchdog timer otherwise. - */ -void wlc_watchdog_upd(struct wlc_info *wlc, bool tbtt) -{ - /* make sure changing watchdog driver is allowed */ - if (!wlc->pub->up || !wlc->pub->align_wd_tbtt) - return; - if (!tbtt && wlc->WDarmed) { - wl_del_timer(wlc->wl, wlc->wdtimer); - wlc->WDarmed = false; - } - - /* stop watchdog timer and use tbtt interrupt to drive watchdog */ - if (tbtt && wlc->WDarmed) { - wl_del_timer(wlc->wl, wlc->wdtimer); - wlc->WDarmed = false; - wlc->WDlast = OSL_SYSUPTIME(); - } - /* arm watchdog timer and drive the watchdog there */ - else if (!tbtt && !wlc->WDarmed) { - wl_add_timer(wlc->wl, wlc->wdtimer, TIMER_INTERVAL_WATCHDOG, - true); - wlc->WDarmed = true; - } - if (tbtt && !wlc->WDarmed) { - wl_add_timer(wlc->wl, wlc->wdtimer, wlc_watchdog_backup_bi(wlc), - true); - wlc->WDarmed = true; - } -} - -ratespec_t wlc_lowest_basic_rspec(struct wlc_info *wlc, wlc_rateset_t *rs) -{ - ratespec_t lowest_basic_rspec; - uint i; - - /* Use the lowest basic rate */ - lowest_basic_rspec = rs->rates[0] & RATE_MASK; - for (i = 0; i < rs->count; i++) { - if (rs->rates[i] & WLC_RATE_FLAG) { - lowest_basic_rspec = rs->rates[i] & RATE_MASK; - break; - } - } -#if NCONF - /* pick siso/cdd as default for OFDM (note no basic rate MCSs are supported yet) */ - if (IS_OFDM(lowest_basic_rspec)) { - lowest_basic_rspec |= (wlc->stf->ss_opmode << RSPEC_STF_SHIFT); - } -#endif - - return lowest_basic_rspec; -} - -/* This function changes the phytxctl for beacon based on current beacon ratespec AND txant - * setting as per this table: - * ratespec CCK ant = wlc->stf->txant - * OFDM ant = 3 - */ -void wlc_beacon_phytxctl_txant_upd(struct wlc_info *wlc, ratespec_t bcn_rspec) -{ - u16 phyctl; - u16 phytxant = wlc->stf->phytxant; - u16 mask = PHY_TXC_ANT_MASK; - - /* for non-siso rates or default setting, use the available chains */ - if (WLC_PHY_11N_CAP(wlc->band)) { - phytxant = wlc_stf_phytxchain_sel(wlc, bcn_rspec); - } - - phyctl = wlc_read_shm(wlc, M_BCN_PCTLWD); - phyctl = (phyctl & ~mask) | phytxant; - wlc_write_shm(wlc, M_BCN_PCTLWD, phyctl); -} - -/* centralized protection config change function to simplify debugging, no consistency checking - * this should be called only on changes to avoid overhead in periodic function -*/ -void wlc_protection_upd(struct wlc_info *wlc, uint idx, int val) -{ - WL_TRACE("wlc_protection_upd: idx %d, val %d\n", idx, val); - - switch (idx) { - case WLC_PROT_G_SPEC: - wlc->protection->_g = (bool) val; - break; - case WLC_PROT_G_OVR: - wlc->protection->g_override = (s8) val; - break; - case WLC_PROT_G_USER: - wlc->protection->gmode_user = (u8) val; - break; - case WLC_PROT_OVERLAP: - wlc->protection->overlap = (s8) val; - break; - case WLC_PROT_N_USER: - wlc->protection->nmode_user = (s8) val; - break; - case WLC_PROT_N_CFG: - wlc->protection->n_cfg = (s8) val; - break; - case WLC_PROT_N_CFG_OVR: - wlc->protection->n_cfg_override = (s8) val; - break; - case WLC_PROT_N_NONGF: - wlc->protection->nongf = (bool) val; - break; - case WLC_PROT_N_NONGF_OVR: - wlc->protection->nongf_override = (s8) val; - break; - case WLC_PROT_N_PAM_OVR: - wlc->protection->n_pam_override = (s8) val; - break; - case WLC_PROT_N_OBSS: - wlc->protection->n_obss = (bool) val; - break; - - default: - ASSERT(0); - break; - } - -} - -static void wlc_ht_update_sgi_rx(struct wlc_info *wlc, int val) -{ - wlc->ht_cap.cap_info &= ~(IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40); - wlc->ht_cap.cap_info |= (val & WLC_N_SGI_20) ? - IEEE80211_HT_CAP_SGI_20 : 0; - wlc->ht_cap.cap_info |= (val & WLC_N_SGI_40) ? - IEEE80211_HT_CAP_SGI_40 : 0; - - if (wlc->pub->up) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, true); - } -} - -static void wlc_ht_update_ldpc(struct wlc_info *wlc, s8 val) -{ - wlc->stf->ldpc = val; - - wlc->ht_cap.cap_info &= ~IEEE80211_HT_CAP_LDPC_CODING; - if (wlc->stf->ldpc != OFF) - wlc->ht_cap.cap_info |= IEEE80211_HT_CAP_LDPC_CODING; - - if (wlc->pub->up) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, true); - wlc_phy_ldpc_override_set(wlc->band->pi, (val ? true : false)); - } -} - -/* - * ucode, hwmac update - * Channel dependent updates for ucode and hw - */ -static void wlc_ucode_mac_upd(struct wlc_info *wlc) -{ - /* enable or disable any active IBSSs depending on whether or not - * we are on the home channel - */ - if (wlc->home_chanspec == WLC_BAND_PI_RADIO_CHANSPEC) { - if (wlc->pub->associated) { - /* BMAC_NOTE: This is something that should be fixed in ucode inits. - * I think that the ucode inits set up the bcn templates and shm values - * with a bogus beacon. This should not be done in the inits. If ucode needs - * to set up a beacon for testing, the test routines should write it down, - * not expect the inits to populate a bogus beacon. - */ - if (WLC_PHY_11N_CAP(wlc->band)) { - wlc_write_shm(wlc, M_BCN_TXTSF_OFFSET, - wlc->band->bcntsfoff); - } - } - } else { - /* disable an active IBSS if we are not on the home channel */ - } - - /* update the various promisc bits */ - wlc_mac_bcn_promisc(wlc); - wlc_mac_promisc(wlc); -} - -static void wlc_bandinit_ordered(struct wlc_info *wlc, chanspec_t chanspec) -{ - wlc_rateset_t default_rateset; - uint parkband; - uint i, band_order[2]; - - WL_TRACE("wl%d: wlc_bandinit_ordered\n", wlc->pub->unit); - /* - * We might have been bandlocked during down and the chip power-cycled (hibernate). - * figure out the right band to park on - */ - if (wlc->bandlocked || NBANDS(wlc) == 1) { - ASSERT(CHSPEC_WLCBANDUNIT(chanspec) == wlc->band->bandunit); - - parkband = wlc->band->bandunit; /* updated in wlc_bandlock() */ - band_order[0] = band_order[1] = parkband; - } else { - /* park on the band of the specified chanspec */ - parkband = CHSPEC_WLCBANDUNIT(chanspec); - - /* order so that parkband initialize last */ - band_order[0] = parkband ^ 1; - band_order[1] = parkband; - } - - /* make each band operational, software state init */ - for (i = 0; i < NBANDS(wlc); i++) { - uint j = band_order[i]; - - wlc->band = wlc->bandstate[j]; - - wlc_default_rateset(wlc, &default_rateset); - - /* fill in hw_rate */ - wlc_rateset_filter(&default_rateset, &wlc->band->hw_rateset, - false, WLC_RATES_CCK_OFDM, RATE_MASK, - (bool) N_ENAB(wlc->pub)); - - /* init basic rate lookup */ - wlc_rate_lookup_init(wlc, &default_rateset); - } - - /* sync up phy/radio chanspec */ - wlc_set_phy_chanspec(wlc, chanspec); -} - -/* band-specific init */ -static void WLBANDINITFN(wlc_bsinit) (struct wlc_info *wlc) -{ - WL_TRACE("wl%d: wlc_bsinit: bandunit %d\n", - wlc->pub->unit, wlc->band->bandunit); - - /* write ucode ACK/CTS rate table */ - wlc_set_ratetable(wlc); - - /* update some band specific mac configuration */ - wlc_ucode_mac_upd(wlc); - - /* init antenna selection */ - if (WLANTSEL_ENAB(wlc)) - wlc_antsel_init(wlc->asi); - -} - -/* switch to and initialize new band */ -static void WLBANDINITFN(wlc_setband) (struct wlc_info *wlc, uint bandunit) -{ - int idx; - wlc_bsscfg_t *cfg; - - ASSERT(NBANDS(wlc) > 1); - ASSERT(!wlc->bandlocked); - ASSERT(bandunit != wlc->band->bandunit || wlc->bandinit_pending); - - wlc->band = wlc->bandstate[bandunit]; - - if (!wlc->pub->up) - return; - - /* wait for at least one beacon before entering sleeping state */ - wlc->PMawakebcn = true; - FOREACH_AS_STA(wlc, idx, cfg) - cfg->PMawakebcn = true; - wlc_set_ps_ctrl(wlc); - - /* band-specific initializations */ - wlc_bsinit(wlc); -} - -/* Initialize a WME Parameter Info Element with default STA parameters from WMM Spec, Table 12 */ -void wlc_wme_initparams_sta(struct wlc_info *wlc, wme_param_ie_t *pe) -{ - static const wme_param_ie_t stadef = { - WME_OUI, - WME_TYPE, - WME_SUBTYPE_PARAM_IE, - WME_VER, - 0, - 0, - { - {EDCF_AC_BE_ACI_STA, EDCF_AC_BE_ECW_STA, - HTOL16(EDCF_AC_BE_TXOP_STA)}, - {EDCF_AC_BK_ACI_STA, EDCF_AC_BK_ECW_STA, - HTOL16(EDCF_AC_BK_TXOP_STA)}, - {EDCF_AC_VI_ACI_STA, EDCF_AC_VI_ECW_STA, - HTOL16(EDCF_AC_VI_TXOP_STA)}, - {EDCF_AC_VO_ACI_STA, EDCF_AC_VO_ECW_STA, - HTOL16(EDCF_AC_VO_TXOP_STA)} - } - }; - - ASSERT(sizeof(*pe) == WME_PARAM_IE_LEN); - memcpy(pe, &stadef, sizeof(*pe)); -} - -void wlc_wme_setparams(struct wlc_info *wlc, u16 aci, void *arg, bool suspend) -{ - int i; - shm_acparams_t acp_shm; - u16 *shm_entry; - struct ieee80211_tx_queue_params *params = arg; - - ASSERT(wlc); - - /* Only apply params if the core is out of reset and has clocks */ - if (!wlc->clk) { - WL_ERROR("wl%d: %s : no-clock\n", wlc->pub->unit, __func__); - return; - } - - /* - * AP uses AC params from wme_param_ie_ap. - * AP advertises AC params from wme_param_ie. - * STA uses AC params from wme_param_ie. - */ - - wlc->wme_admctl = 0; - - do { - memset((char *)&acp_shm, 0, sizeof(shm_acparams_t)); - /* find out which ac this set of params applies to */ - ASSERT(aci < AC_COUNT); - /* set the admission control policy for this AC */ - /* wlc->wme_admctl |= 1 << aci; *//* should be set ?? seems like off by default */ - - /* fill in shm ac params struct */ - acp_shm.txop = ltoh16(params->txop); - /* convert from units of 32us to us for ucode */ - wlc->edcf_txop[aci & 0x3] = acp_shm.txop = - EDCF_TXOP2USEC(acp_shm.txop); - acp_shm.aifs = (params->aifs & EDCF_AIFSN_MASK); - - if (aci == AC_VI && acp_shm.txop == 0 - && acp_shm.aifs < EDCF_AIFSN_MAX) - acp_shm.aifs++; - - if (acp_shm.aifs < EDCF_AIFSN_MIN - || acp_shm.aifs > EDCF_AIFSN_MAX) { - WL_ERROR("wl%d: wlc_edcf_setparams: bad aifs %d\n", - wlc->pub->unit, acp_shm.aifs); - continue; - } - - acp_shm.cwmin = params->cw_min; - acp_shm.cwmax = params->cw_max; - acp_shm.cwcur = acp_shm.cwmin; - acp_shm.bslots = - R_REG(wlc->osh, &wlc->regs->tsf_random) & acp_shm.cwcur; - acp_shm.reggap = acp_shm.bslots + acp_shm.aifs; - /* Indicate the new params to the ucode */ - acp_shm.status = wlc_read_shm(wlc, (M_EDCF_QINFO + - wme_shmemacindex(aci) * - M_EDCF_QLEN + - M_EDCF_STATUS_OFF)); - acp_shm.status |= WME_STATUS_NEWAC; - - /* Fill in shm acparam table */ - shm_entry = (u16 *) &acp_shm; - for (i = 0; i < (int)sizeof(shm_acparams_t); i += 2) - wlc_write_shm(wlc, - M_EDCF_QINFO + - wme_shmemacindex(aci) * M_EDCF_QLEN + i, - *shm_entry++); - - } while (0); - - if (suspend) - wlc_suspend_mac_and_wait(wlc); - - if (suspend) - wlc_enable_mac(wlc); - -} - -void wlc_edcf_setparams(wlc_bsscfg_t *cfg, bool suspend) -{ - struct wlc_info *wlc = cfg->wlc; - uint aci, i, j; - edcf_acparam_t *edcf_acp; - shm_acparams_t acp_shm; - u16 *shm_entry; - - ASSERT(cfg); - ASSERT(wlc); - - /* Only apply params if the core is out of reset and has clocks */ - if (!wlc->clk) - return; - - /* - * AP uses AC params from wme_param_ie_ap. - * AP advertises AC params from wme_param_ie. - * STA uses AC params from wme_param_ie. - */ - - edcf_acp = (edcf_acparam_t *) &wlc->wme_param_ie.acparam[0]; - - wlc->wme_admctl = 0; - - for (i = 0; i < AC_COUNT; i++, edcf_acp++) { - memset((char *)&acp_shm, 0, sizeof(shm_acparams_t)); - /* find out which ac this set of params applies to */ - aci = (edcf_acp->ACI & EDCF_ACI_MASK) >> EDCF_ACI_SHIFT; - ASSERT(aci < AC_COUNT); - /* set the admission control policy for this AC */ - if (edcf_acp->ACI & EDCF_ACM_MASK) { - wlc->wme_admctl |= 1 << aci; - } - - /* fill in shm ac params struct */ - acp_shm.txop = ltoh16(edcf_acp->TXOP); - /* convert from units of 32us to us for ucode */ - wlc->edcf_txop[aci] = acp_shm.txop = - EDCF_TXOP2USEC(acp_shm.txop); - acp_shm.aifs = (edcf_acp->ACI & EDCF_AIFSN_MASK); - - if (aci == AC_VI && acp_shm.txop == 0 - && acp_shm.aifs < EDCF_AIFSN_MAX) - acp_shm.aifs++; - - if (acp_shm.aifs < EDCF_AIFSN_MIN - || acp_shm.aifs > EDCF_AIFSN_MAX) { - WL_ERROR("wl%d: wlc_edcf_setparams: bad aifs %d\n", - wlc->pub->unit, acp_shm.aifs); - continue; - } - - /* CWmin = 2^(ECWmin) - 1 */ - acp_shm.cwmin = EDCF_ECW2CW(edcf_acp->ECW & EDCF_ECWMIN_MASK); - /* CWmax = 2^(ECWmax) - 1 */ - acp_shm.cwmax = EDCF_ECW2CW((edcf_acp->ECW & EDCF_ECWMAX_MASK) - >> EDCF_ECWMAX_SHIFT); - acp_shm.cwcur = acp_shm.cwmin; - acp_shm.bslots = - R_REG(wlc->osh, &wlc->regs->tsf_random) & acp_shm.cwcur; - acp_shm.reggap = acp_shm.bslots + acp_shm.aifs; - /* Indicate the new params to the ucode */ - acp_shm.status = wlc_read_shm(wlc, (M_EDCF_QINFO + - wme_shmemacindex(aci) * - M_EDCF_QLEN + - M_EDCF_STATUS_OFF)); - acp_shm.status |= WME_STATUS_NEWAC; - - /* Fill in shm acparam table */ - shm_entry = (u16 *) &acp_shm; - for (j = 0; j < (int)sizeof(shm_acparams_t); j += 2) - wlc_write_shm(wlc, - M_EDCF_QINFO + - wme_shmemacindex(aci) * M_EDCF_QLEN + j, - *shm_entry++); - } - - if (suspend) - wlc_suspend_mac_and_wait(wlc); - - if (AP_ENAB(wlc->pub) && WME_ENAB(wlc->pub)) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, false); - } - - if (suspend) - wlc_enable_mac(wlc); - -} - -bool wlc_timers_init(struct wlc_info *wlc, int unit) -{ - wlc->wdtimer = wl_init_timer(wlc->wl, wlc_watchdog_by_timer, - wlc, "watchdog"); - if (!wlc->wdtimer) { - WL_ERROR("wl%d: wl_init_timer for wdtimer failed\n", unit); - goto fail; - } - - wlc->radio_timer = wl_init_timer(wlc->wl, wlc_radio_timer, - wlc, "radio"); - if (!wlc->radio_timer) { - WL_ERROR("wl%d: wl_init_timer for radio_timer failed\n", unit); - goto fail; - } - - return true; - - fail: - return false; -} - -/* - * Initialize wlc_info default values ... - * may get overrides later in this function - */ -void wlc_info_init(struct wlc_info *wlc, int unit) -{ - int i; - /* Assume the device is there until proven otherwise */ - wlc->device_present = true; - - /* set default power output percentage to 100 percent */ - wlc->txpwr_percent = 100; - - /* Save our copy of the chanspec */ - wlc->chanspec = CH20MHZ_CHSPEC(1); - - /* initialize CCK preamble mode to unassociated state */ - wlc->shortpreamble = false; - - wlc->legacy_probe = true; - - /* various 802.11g modes */ - wlc->shortslot = false; - wlc->shortslot_override = WLC_SHORTSLOT_AUTO; - - wlc->barker_overlap_control = true; - wlc->barker_preamble = WLC_BARKER_SHORT_ALLOWED; - wlc->txburst_limit_override = AUTO; - - wlc_protection_upd(wlc, WLC_PROT_G_OVR, WLC_PROTECTION_AUTO); - wlc_protection_upd(wlc, WLC_PROT_G_SPEC, false); - - wlc_protection_upd(wlc, WLC_PROT_N_CFG_OVR, WLC_PROTECTION_AUTO); - wlc_protection_upd(wlc, WLC_PROT_N_CFG, WLC_N_PROTECTION_OFF); - wlc_protection_upd(wlc, WLC_PROT_N_NONGF_OVR, WLC_PROTECTION_AUTO); - wlc_protection_upd(wlc, WLC_PROT_N_NONGF, false); - wlc_protection_upd(wlc, WLC_PROT_N_PAM_OVR, AUTO); - - wlc_protection_upd(wlc, WLC_PROT_OVERLAP, WLC_PROTECTION_CTL_OVERLAP); - - /* 802.11g draft 4.0 NonERP elt advertisement */ - wlc->include_legacy_erp = true; - - wlc->stf->ant_rx_ovr = ANT_RX_DIV_DEF; - wlc->stf->txant = ANT_TX_DEF; - - wlc->prb_resp_timeout = WLC_PRB_RESP_TIMEOUT; - - wlc->usr_fragthresh = DOT11_DEFAULT_FRAG_LEN; - for (i = 0; i < NFIFO; i++) - wlc->fragthresh[i] = DOT11_DEFAULT_FRAG_LEN; - wlc->RTSThresh = DOT11_DEFAULT_RTS_LEN; - - /* default rate fallback retry limits */ - wlc->SFBL = RETRY_SHORT_FB; - wlc->LFBL = RETRY_LONG_FB; - - /* default mac retry limits */ - wlc->SRL = RETRY_SHORT_DEF; - wlc->LRL = RETRY_LONG_DEF; - - /* init PM state */ - wlc->PM = PM_OFF; /* User's setting of PM mode through IOCTL */ - wlc->PM_override = false; /* Prevents from going to PM if our AP is 'ill' */ - wlc->PMenabled = false; /* Current PM state */ - wlc->PMpending = false; /* Tracks whether STA indicated PM in the last attempt */ - wlc->PMblocked = false; /* To allow blocking going into PM during RM and scans */ - - /* In WMM Auto mode, PM is allowed if association is a UAPSD association */ - wlc->WME_PM_blocked = false; - - /* Init wme queuing method */ - wlc->wme_prec_queuing = false; - - /* Overrides for the core to stay awake under zillion conditions Look for STAY_AWAKE */ - wlc->wake = false; - /* Are we waiting for a response to PS-Poll that we sent */ - wlc->PSpoll = false; - - /* APSD defaults */ - wlc->wme_apsd = true; - wlc->apsd_sta_usp = false; - wlc->apsd_trigger_timeout = 0; /* disable the trigger timer */ - wlc->apsd_trigger_ac = AC_BITMAP_ALL; - - /* Set flag to indicate that hw keys should be used when available. */ - wlc->wsec_swkeys = false; - - /* init the 4 static WEP default keys */ - for (i = 0; i < WSEC_MAX_DEFAULT_KEYS; i++) { - wlc->wsec_keys[i] = wlc->wsec_def_keys[i]; - wlc->wsec_keys[i]->idx = (u8) i; - } - - wlc->_regulatory_domain = false; /* 802.11d */ - - /* WME QoS mode is Auto by default */ - wlc->pub->_wme = AUTO; - -#ifdef BCMSDIODEV_ENABLED - wlc->pub->_priofc = true; /* enable priority flow control for sdio dongle */ -#endif - - wlc->pub->_ampdu = AMPDU_AGG_HOST; - wlc->pub->bcmerror = 0; - wlc->ibss_allowed = true; - wlc->ibss_coalesce_allowed = true; - wlc->pub->_coex = ON; - - /* intialize mpc delay */ - wlc->mpc_delay_off = wlc->mpc_dlycnt = WLC_MPC_MIN_DELAYCNT; - - wlc->pr80838_war = true; -} - -static bool wlc_state_bmac_sync(struct wlc_info *wlc) -{ - wlc_bmac_state_t state_bmac; - - if (wlc_bmac_state_get(wlc->hw, &state_bmac) != 0) - return false; - - wlc->machwcap = state_bmac.machwcap; - wlc_protection_upd(wlc, WLC_PROT_N_PAM_OVR, - (s8) state_bmac.preamble_ovr); - - return true; -} - -static uint wlc_attach_module(struct wlc_info *wlc) -{ - uint err = 0; - uint unit; - unit = wlc->pub->unit; - - wlc->asi = wlc_antsel_attach(wlc, wlc->osh, wlc->pub, wlc->hw); - if (wlc->asi == NULL) { - WL_ERROR("wl%d: wlc_attach: wlc_antsel_attach failed\n", unit); - err = 44; - goto fail; - } - - wlc->ampdu = wlc_ampdu_attach(wlc); - if (wlc->ampdu == NULL) { - WL_ERROR("wl%d: wlc_attach: wlc_ampdu_attach failed\n", unit); - err = 50; - goto fail; - } - - /* Initialize event queue; needed before following calls */ - wlc->eventq = - wlc_eventq_attach(wlc->pub, wlc, wlc->wl, wlc_process_eventq); - if (wlc->eventq == NULL) { - WL_ERROR("wl%d: wlc_attach: wlc_eventq_attachfailed\n", unit); - err = 57; - goto fail; - } - - if ((wlc_stf_attach(wlc) != 0)) { - WL_ERROR("wl%d: wlc_attach: wlc_stf_attach failed\n", unit); - err = 68; - goto fail; - } - fail: - return err; -} - -struct wlc_pub *wlc_pub(void *wlc) -{ - return ((struct wlc_info *) wlc)->pub; -} - -#define CHIP_SUPPORTS_11N(wlc) 1 - -/* - * The common driver entry routine. Error codes should be unique - */ -void *wlc_attach(void *wl, u16 vendor, u16 device, uint unit, bool piomode, - struct osl_info *osh, void *regsva, uint bustype, - void *btparam, uint *perr) -{ - struct wlc_info *wlc; - uint err = 0; - uint j; - struct wlc_pub *pub; - wlc_txq_info_t *qi; - uint n_disabled; - - WL_NONE("wl%d: %s: vendor 0x%x device 0x%x\n", - unit, __func__, vendor, device); - - ASSERT(WSEC_MAX_RCMTA_KEYS <= WSEC_MAX_KEYS); - ASSERT(WSEC_MAX_DEFAULT_KEYS == WLC_DEFAULT_KEYS); - - /* some code depends on packed structures */ - ASSERT(sizeof(struct ethhdr) == ETH_HLEN); - ASSERT(sizeof(d11regs_t) == SI_CORE_SIZE); - ASSERT(sizeof(ofdm_phy_hdr_t) == D11_PHY_HDR_LEN); - ASSERT(sizeof(cck_phy_hdr_t) == D11_PHY_HDR_LEN); - ASSERT(sizeof(d11txh_t) == D11_TXH_LEN); - ASSERT(sizeof(d11rxhdr_t) == RXHDR_LEN); - ASSERT(sizeof(struct ieee80211_hdr) == DOT11_A4_HDR_LEN); - ASSERT(sizeof(struct ieee80211_rts) == DOT11_RTS_LEN); - ASSERT(sizeof(tx_status_t) == TXSTATUS_LEN); - ASSERT(sizeof(struct ieee80211_ht_cap) == HT_CAP_IE_LEN); -#ifdef BRCM_FULLMAC - ASSERT(offsetof(wl_scan_params_t, channel_list) == - WL_SCAN_PARAMS_FIXED_SIZE); -#endif - ASSERT(IS_ALIGNED(offsetof(wsec_key_t, data), sizeof(u32))); - ASSERT(ISPOWEROF2(MA_WINDOW_SZ)); - - ASSERT(sizeof(wlc_d11rxhdr_t) <= WL_HWRXOFF); - - /* - * Number of replay counters value used in WPA IE must match # rxivs - * supported in wsec_key_t struct. See 802.11i/D3.0 sect. 7.3.2.17 - * 'RSN Information Element' figure 8 for this mapping. - */ - ASSERT((WPA_CAP_16_REPLAY_CNTRS == WLC_REPLAY_CNTRS_VALUE - && 16 == WLC_NUMRXIVS) - || (WPA_CAP_4_REPLAY_CNTRS == WLC_REPLAY_CNTRS_VALUE - && 4 == WLC_NUMRXIVS)); - - /* allocate struct wlc_info state and its substructures */ - wlc = (struct wlc_info *) wlc_attach_malloc(osh, unit, &err, device); - if (wlc == NULL) - goto fail; - wlc->osh = osh; - pub = wlc->pub; - -#if defined(BCMDBG) - wlc_info_dbg = wlc; -#endif - - wlc->band = wlc->bandstate[0]; - wlc->core = wlc->corestate; - wlc->wl = wl; - pub->unit = unit; - pub->osh = osh; - wlc->btparam = btparam; - pub->_piomode = piomode; - wlc->bandinit_pending = false; - /* By default restrict TKIP associations from 11n STA's */ - wlc->ht_wsec_restriction = WLC_HT_TKIP_RESTRICT; - - /* populate struct wlc_info with default values */ - wlc_info_init(wlc, unit); - - /* update sta/ap related parameters */ - wlc_ap_upd(wlc); - - /* 11n_disable nvram */ - n_disabled = getintvar(pub->vars, "11n_disable"); - - /* register a module (to handle iovars) */ - wlc_module_register(wlc->pub, wlc_iovars, "wlc_iovars", wlc, - wlc_doiovar, NULL, NULL); - - /* low level attach steps(all hw accesses go inside, no more in rest of the attach) */ - err = wlc_bmac_attach(wlc, vendor, device, unit, piomode, osh, regsva, - bustype, btparam); - if (err) - goto fail; - - /* for some states, due to different info pointer(e,g, wlc, wlc_hw) or master/slave split, - * HIGH driver(both monolithic and HIGH_ONLY) needs to sync states FROM BMAC portion driver - */ - if (!wlc_state_bmac_sync(wlc)) { - err = 20; - goto fail; - } - - pub->phy_11ncapable = WLC_PHY_11N_CAP(wlc->band); - - /* propagate *vars* from BMAC driver to high driver */ - wlc_bmac_copyfrom_vars(wlc->hw, &pub->vars, &wlc->vars_size); - - - /* set maximum allowed duty cycle */ - wlc->tx_duty_cycle_ofdm = - (u16) getintvar(pub->vars, "tx_duty_cycle_ofdm"); - wlc->tx_duty_cycle_cck = - (u16) getintvar(pub->vars, "tx_duty_cycle_cck"); - - wlc_stf_phy_chain_calc(wlc); - - /* txchain 1: txant 0, txchain 2: txant 1 */ - if (WLCISNPHY(wlc->band) && (wlc->stf->txstreams == 1)) - wlc->stf->txant = wlc->stf->hw_txchain - 1; - - /* push to BMAC driver */ - wlc_phy_stf_chain_init(wlc->band->pi, wlc->stf->hw_txchain, - wlc->stf->hw_rxchain); - - /* pull up some info resulting from the low attach */ - { - int i; - for (i = 0; i < NFIFO; i++) - wlc->core->txavail[i] = wlc->hw->txavail[i]; - } - - wlc_bmac_hw_etheraddr(wlc->hw, wlc->perm_etheraddr); - - bcopy((char *)&wlc->perm_etheraddr, (char *)&pub->cur_etheraddr, - ETH_ALEN); - - for (j = 0; j < NBANDS(wlc); j++) { - /* Use band 1 for single band 11a */ - if (IS_SINGLEBAND_5G(wlc->deviceid)) - j = BAND_5G_INDEX; - - wlc->band = wlc->bandstate[j]; - - if (!wlc_attach_stf_ant_init(wlc)) { - err = 24; - goto fail; - } - - /* default contention windows size limits */ - wlc->band->CWmin = APHY_CWMIN; - wlc->band->CWmax = PHY_CWMAX; - - /* init gmode value */ - if (BAND_2G(wlc->band->bandtype)) { - wlc->band->gmode = GMODE_AUTO; - wlc_protection_upd(wlc, WLC_PROT_G_USER, - wlc->band->gmode); - } - - /* init _n_enab supported mode */ - if (WLC_PHY_11N_CAP(wlc->band) && CHIP_SUPPORTS_11N(wlc)) { - if (n_disabled & WLFEATURE_DISABLE_11N) { - pub->_n_enab = OFF; - wlc_protection_upd(wlc, WLC_PROT_N_USER, OFF); - } else { - pub->_n_enab = SUPPORT_11N; - wlc_protection_upd(wlc, WLC_PROT_N_USER, - ((pub->_n_enab == - SUPPORT_11N) ? WL_11N_2x2 : - WL_11N_3x3)); - } - } - - /* init per-band default rateset, depend on band->gmode */ - wlc_default_rateset(wlc, &wlc->band->defrateset); - - /* fill in hw_rateset (used early by WLC_SET_RATESET) */ - wlc_rateset_filter(&wlc->band->defrateset, - &wlc->band->hw_rateset, false, - WLC_RATES_CCK_OFDM, RATE_MASK, - (bool) N_ENAB(wlc->pub)); - } - - /* update antenna config due to wlc->stf->txant/txchain/ant_rx_ovr change */ - wlc_stf_phy_txant_upd(wlc); - - /* attach each modules */ - err = wlc_attach_module(wlc); - if (err != 0) - goto fail; - - if (!wlc_timers_init(wlc, unit)) { - WL_ERROR("wl%d: %s: wlc_init_timer failed\n", unit, __func__); - err = 32; - goto fail; - } - - /* depend on rateset, gmode */ - wlc->cmi = wlc_channel_mgr_attach(wlc); - if (!wlc->cmi) { - WL_ERROR("wl%d: %s: wlc_channel_mgr_attach failed\n", - unit, __func__); - err = 33; - goto fail; - } - - /* init default when all parameters are ready, i.e. ->rateset */ - wlc_bss_default_init(wlc); - - /* - * Complete the wlc default state initializations.. - */ - - /* allocate our initial queue */ - qi = wlc_txq_alloc(wlc, osh); - if (qi == NULL) { - WL_ERROR("wl%d: %s: failed to malloc tx queue\n", - unit, __func__); - err = 100; - goto fail; - } - wlc->active_queue = qi; - - wlc->bsscfg[0] = wlc->cfg; - wlc->cfg->_idx = 0; - wlc->cfg->wlc = wlc; - pub->txmaxpkts = MAXTXPKTS; - - WLCNTSET(pub->_cnt->version, WL_CNT_T_VERSION); - WLCNTSET(pub->_cnt->length, sizeof(wl_cnt_t)); - - WLCNTSET(pub->_wme_cnt->version, WL_WME_CNT_VERSION); - WLCNTSET(pub->_wme_cnt->length, sizeof(wl_wme_cnt_t)); - - wlc_wme_initparams_sta(wlc, &wlc->wme_param_ie); - - wlc->mimoft = FT_HT; - wlc->ht_cap.cap_info = HT_CAP; - if (HT_ENAB(wlc->pub)) - wlc->stf->ldpc = AUTO; - - wlc->mimo_40txbw = AUTO; - wlc->ofdm_40txbw = AUTO; - wlc->cck_40txbw = AUTO; - wlc_update_mimo_band_bwcap(wlc, WLC_N_BW_20IN2G_40IN5G); - - /* Enable setting the RIFS Mode bit by default in HT Info IE */ - wlc->rifs_advert = AUTO; - - /* Set default values of SGI */ - if (WLC_SGI_CAP_PHY(wlc)) { - wlc_ht_update_sgi_rx(wlc, (WLC_N_SGI_20 | WLC_N_SGI_40)); - wlc->sgi_tx = AUTO; - } else if (WLCISSSLPNPHY(wlc->band)) { - wlc_ht_update_sgi_rx(wlc, (WLC_N_SGI_20 | WLC_N_SGI_40)); - wlc->sgi_tx = AUTO; - } else { - wlc_ht_update_sgi_rx(wlc, 0); - wlc->sgi_tx = OFF; - } - - /* *******nvram 11n config overrides Start ********* */ - - /* apply the sgi override from nvram conf */ - if (n_disabled & WLFEATURE_DISABLE_11N_SGI_TX) - wlc->sgi_tx = OFF; - - if (n_disabled & WLFEATURE_DISABLE_11N_SGI_RX) - wlc_ht_update_sgi_rx(wlc, 0); - - /* apply the stbc override from nvram conf */ - if (n_disabled & WLFEATURE_DISABLE_11N_STBC_TX) { - wlc->bandstate[BAND_2G_INDEX]->band_stf_stbc_tx = OFF; - wlc->bandstate[BAND_5G_INDEX]->band_stf_stbc_tx = OFF; - wlc->ht_cap.cap_info &= ~IEEE80211_HT_CAP_TX_STBC; - } - if (n_disabled & WLFEATURE_DISABLE_11N_STBC_RX) - wlc_stf_stbc_rx_set(wlc, HT_CAP_RX_STBC_NO); - - /* apply the GF override from nvram conf */ - if (n_disabled & WLFEATURE_DISABLE_11N_GF) - wlc->ht_cap.cap_info &= ~IEEE80211_HT_CAP_GRN_FLD; - - /* initialize radio_mpc_disable according to wlc->mpc */ - wlc_radio_mpc_upd(wlc); - - if (WLANTSEL_ENAB(wlc)) { - if ((wlc->pub->sih->chip) == BCM43235_CHIP_ID) { - if ((getintvar(wlc->pub->vars, "aa2g") == 7) || - (getintvar(wlc->pub->vars, "aa5g") == 7)) { - wlc_bmac_antsel_set(wlc->hw, 1); - } - } else { - wlc_bmac_antsel_set(wlc->hw, wlc->asi->antsel_avail); - } - } - - if (perr) - *perr = 0; - - return (void *)wlc; - - fail: - WL_ERROR("wl%d: %s: failed with err %d\n", unit, __func__, err); - if (wlc) - wlc_detach(wlc); - - if (perr) - *perr = err; - return NULL; -} - -static void wlc_attach_antgain_init(struct wlc_info *wlc) -{ - uint unit; - unit = wlc->pub->unit; - - if ((wlc->band->antgain == -1) && (wlc->pub->sromrev == 1)) { - /* default antenna gain for srom rev 1 is 2 dBm (8 qdbm) */ - wlc->band->antgain = 8; - } else if (wlc->band->antgain == -1) { - WL_ERROR("wl%d: %s: Invalid antennas available in srom, using 2dB\n", - unit, __func__); - wlc->band->antgain = 8; - } else { - s8 gain, fract; - /* Older sroms specified gain in whole dbm only. In order - * be able to specify qdbm granularity and remain backward compatible - * the whole dbms are now encoded in only low 6 bits and remaining qdbms - * are encoded in the hi 2 bits. 6 bit signed number ranges from - * -32 - 31. Examples: 0x1 = 1 db, - * 0xc1 = 1.75 db (1 + 3 quarters), - * 0x3f = -1 (-1 + 0 quarters), - * 0x7f = -.75 (-1 in low 6 bits + 1 quarters in hi 2 bits) = -3 qdbm. - * 0xbf = -.50 (-1 in low 6 bits + 2 quarters in hi 2 bits) = -2 qdbm. - */ - gain = wlc->band->antgain & 0x3f; - gain <<= 2; /* Sign extend */ - gain >>= 2; - fract = (wlc->band->antgain & 0xc0) >> 6; - wlc->band->antgain = 4 * gain + fract; - } -} - -static bool wlc_attach_stf_ant_init(struct wlc_info *wlc) -{ - int aa; - uint unit; - char *vars; - int bandtype; - - unit = wlc->pub->unit; - vars = wlc->pub->vars; - bandtype = wlc->band->bandtype; - - /* get antennas available */ - aa = (s8) getintvar(vars, (BAND_5G(bandtype) ? "aa5g" : "aa2g")); - if (aa == 0) - aa = (s8) getintvar(vars, - (BAND_5G(bandtype) ? "aa1" : "aa0")); - if ((aa < 1) || (aa > 15)) { - WL_ERROR("wl%d: %s: Invalid antennas available in srom (0x%x), using 3\n", - unit, __func__, aa); - aa = 3; - } - - /* reset the defaults if we have a single antenna */ - if (aa == 1) { - wlc->stf->ant_rx_ovr = ANT_RX_DIV_FORCE_0; - wlc->stf->txant = ANT_TX_FORCE_0; - } else if (aa == 2) { - wlc->stf->ant_rx_ovr = ANT_RX_DIV_FORCE_1; - wlc->stf->txant = ANT_TX_FORCE_1; - } else { - } - - /* Compute Antenna Gain */ - wlc->band->antgain = - (s8) getintvar(vars, (BAND_5G(bandtype) ? "ag1" : "ag0")); - wlc_attach_antgain_init(wlc); - - return true; -} - - -static void wlc_timers_deinit(struct wlc_info *wlc) -{ - /* free timer state */ - if (wlc->wdtimer) { - wl_free_timer(wlc->wl, wlc->wdtimer); - wlc->wdtimer = NULL; - } - if (wlc->radio_timer) { - wl_free_timer(wlc->wl, wlc->radio_timer); - wlc->radio_timer = NULL; - } -} - -static void wlc_detach_module(struct wlc_info *wlc) -{ - if (wlc->asi) { - wlc_antsel_detach(wlc->asi); - wlc->asi = NULL; - } - - if (wlc->ampdu) { - wlc_ampdu_detach(wlc->ampdu); - wlc->ampdu = NULL; - } - - wlc_stf_detach(wlc); -} - -/* - * Return a count of the number of driver callbacks still pending. - * - * General policy is that wlc_detach can only dealloc/free software states. It can NOT - * touch hardware registers since the d11core may be in reset and clock may not be available. - * One exception is sb register access, which is possible if crystal is turned on - * After "down" state, driver should avoid software timer with the exception of radio_monitor. - */ -uint wlc_detach(struct wlc_info *wlc) -{ - uint i; - uint callbacks = 0; - - if (wlc == NULL) - return 0; - - WL_TRACE("wl%d: %s\n", wlc->pub->unit, __func__); - - ASSERT(!wlc->pub->up); - - callbacks += wlc_bmac_detach(wlc); - - /* delete software timers */ - if (!wlc_radio_monitor_stop(wlc)) - callbacks++; - - if (wlc->eventq) { - wlc_eventq_detach(wlc->eventq); - wlc->eventq = NULL; - } - - wlc_channel_mgr_detach(wlc->cmi); - - wlc_timers_deinit(wlc); - - wlc_detach_module(wlc); - - /* free other state */ - - -#ifdef BCMDBG - if (wlc->country_ie_override) { - kfree(wlc->country_ie_override); - wlc->country_ie_override = NULL; - } -#endif /* BCMDBG */ - - { - /* free dumpcb list */ - dumpcb_t *prev, *ptr; - prev = ptr = wlc->dumpcb_head; - while (ptr) { - ptr = prev->next; - kfree(prev); - prev = ptr; - } - wlc->dumpcb_head = NULL; - } - - /* Detach from iovar manager */ - wlc_module_unregister(wlc->pub, "wlc_iovars", wlc); - - while (wlc->tx_queues != NULL) { - wlc_txq_free(wlc, wlc->osh, wlc->tx_queues); - } - - /* - * consistency check: wlc_module_register/wlc_module_unregister calls - * should match therefore nothing should be left here. - */ - for (i = 0; i < WLC_MAXMODULES; i++) - ASSERT(wlc->modulecb[i].name[0] == '\0'); - - wlc_detach_mfree(wlc, wlc->osh); - return callbacks; -} - -/* update state that depends on the current value of "ap" */ -void wlc_ap_upd(struct wlc_info *wlc) -{ - if (AP_ENAB(wlc->pub)) - wlc->PLCPHdr_override = WLC_PLCP_AUTO; /* AP: short not allowed, but not enforced */ - else - wlc->PLCPHdr_override = WLC_PLCP_SHORT; /* STA-BSS; short capable */ - - /* disable vlan_mode on AP since some legacy STAs cannot rx tagged pkts */ - wlc->vlan_mode = AP_ENAB(wlc->pub) ? OFF : AUTO; - - /* fixup mpc */ - wlc->mpc = true; -} - -/* read hwdisable state and propagate to wlc flag */ -static void wlc_radio_hwdisable_upd(struct wlc_info *wlc) -{ - if (wlc->pub->wlfeatureflag & WL_SWFL_NOHWRADIO || wlc->pub->hw_off) - return; - - if (wlc_bmac_radio_read_hwdisabled(wlc->hw)) { - mboolset(wlc->pub->radio_disabled, WL_RADIO_HW_DISABLE); - } else { - mboolclr(wlc->pub->radio_disabled, WL_RADIO_HW_DISABLE); - } -} - -/* return true if Minimum Power Consumption should be entered, false otherwise */ -bool wlc_is_non_delay_mpc(struct wlc_info *wlc) -{ - return false; -} - -bool wlc_ismpc(struct wlc_info *wlc) -{ - return (wlc->mpc_delay_off == 0) && (wlc_is_non_delay_mpc(wlc)); -} - -void wlc_radio_mpc_upd(struct wlc_info *wlc) -{ - bool mpc_radio, radio_state; - - /* - * Clear the WL_RADIO_MPC_DISABLE bit when mpc feature is disabled - * in case the WL_RADIO_MPC_DISABLE bit was set. Stop the radio - * monitor also when WL_RADIO_MPC_DISABLE is the only reason that - * the radio is going down. - */ - if (!wlc->mpc) { - if (!wlc->pub->radio_disabled) - return; - mboolclr(wlc->pub->radio_disabled, WL_RADIO_MPC_DISABLE); - wlc_radio_upd(wlc); - if (!wlc->pub->radio_disabled) - wlc_radio_monitor_stop(wlc); - return; - } - - /* - * sync ismpc logic with WL_RADIO_MPC_DISABLE bit in wlc->pub->radio_disabled - * to go ON, always call radio_upd synchronously - * to go OFF, postpone radio_upd to later when context is safe(e.g. watchdog) - */ - radio_state = - (mboolisset(wlc->pub->radio_disabled, WL_RADIO_MPC_DISABLE) ? OFF : - ON); - mpc_radio = (wlc_ismpc(wlc) == true) ? OFF : ON; - - if (radio_state == ON && mpc_radio == OFF) - wlc->mpc_delay_off = wlc->mpc_dlycnt; - else if (radio_state == OFF && mpc_radio == ON) { - mboolclr(wlc->pub->radio_disabled, WL_RADIO_MPC_DISABLE); - wlc_radio_upd(wlc); - if (wlc->mpc_offcnt < WLC_MPC_THRESHOLD) { - wlc->mpc_dlycnt = WLC_MPC_MAX_DELAYCNT; - } else - wlc->mpc_dlycnt = WLC_MPC_MIN_DELAYCNT; - wlc->mpc_dur += OSL_SYSUPTIME() - wlc->mpc_laston_ts; - } - /* Below logic is meant to capture the transition from mpc off to mpc on for reasons - * other than wlc->mpc_delay_off keeping the mpc off. In that case reset - * wlc->mpc_delay_off to wlc->mpc_dlycnt, so that we restart the countdown of mpc_delay_off - */ - if ((wlc->prev_non_delay_mpc == false) && - (wlc_is_non_delay_mpc(wlc) == true) && wlc->mpc_delay_off) { - wlc->mpc_delay_off = wlc->mpc_dlycnt; - } - wlc->prev_non_delay_mpc = wlc_is_non_delay_mpc(wlc); -} - -/* - * centralized radio disable/enable function, - * invoke radio enable/disable after updating hwradio status - */ -static void wlc_radio_upd(struct wlc_info *wlc) -{ - if (wlc->pub->radio_disabled) - wlc_radio_disable(wlc); - else - wlc_radio_enable(wlc); -} - -/* maintain LED behavior in down state */ -static void wlc_down_led_upd(struct wlc_info *wlc) -{ - ASSERT(!wlc->pub->up); - - /* maintain LEDs while in down state, turn on sbclk if not available yet */ - /* turn on sbclk if necessary */ - if (!AP_ENAB(wlc->pub)) { - wlc_pllreq(wlc, true, WLC_PLLREQ_FLIP); - - wlc_pllreq(wlc, false, WLC_PLLREQ_FLIP); - } -} - -void wlc_radio_disable(struct wlc_info *wlc) -{ - if (!wlc->pub->up) { - wlc_down_led_upd(wlc); - return; - } - - wlc_radio_monitor_start(wlc); - wl_down(wlc->wl); -} - -static void wlc_radio_enable(struct wlc_info *wlc) -{ - if (wlc->pub->up) - return; - - if (DEVICEREMOVED(wlc)) - return; - - if (!wlc->down_override) { /* imposed by wl down/out ioctl */ - wl_up(wlc->wl); - } -} - -/* periodical query hw radio button while driver is "down" */ -static void wlc_radio_timer(void *arg) -{ - struct wlc_info *wlc = (struct wlc_info *) arg; - - if (DEVICEREMOVED(wlc)) { - WL_ERROR("wl%d: %s: dead chip\n", wlc->pub->unit, __func__); - wl_down(wlc->wl); - return; - } - - /* cap mpc off count */ - if (wlc->mpc_offcnt < WLC_MPC_MAX_DELAYCNT) - wlc->mpc_offcnt++; - - /* validate all the reasons driver could be down and running this radio_timer */ - ASSERT(wlc->pub->radio_disabled || wlc->down_override); - wlc_radio_hwdisable_upd(wlc); - wlc_radio_upd(wlc); -} - -static bool wlc_radio_monitor_start(struct wlc_info *wlc) -{ - /* Don't start the timer if HWRADIO feature is disabled */ - if (wlc->radio_monitor || (wlc->pub->wlfeatureflag & WL_SWFL_NOHWRADIO)) - return true; - - wlc->radio_monitor = true; - wlc_pllreq(wlc, true, WLC_PLLREQ_RADIO_MON); - wl_add_timer(wlc->wl, wlc->radio_timer, TIMER_INTERVAL_RADIOCHK, true); - return true; -} - -bool wlc_radio_monitor_stop(struct wlc_info *wlc) -{ - if (!wlc->radio_monitor) - return true; - - ASSERT((wlc->pub->wlfeatureflag & WL_SWFL_NOHWRADIO) != - WL_SWFL_NOHWRADIO); - - wlc->radio_monitor = false; - wlc_pllreq(wlc, false, WLC_PLLREQ_RADIO_MON); - return wl_del_timer(wlc->wl, wlc->radio_timer); -} - -/* bring the driver down, but don't reset hardware */ -void wlc_out(struct wlc_info *wlc) -{ - wlc_bmac_set_noreset(wlc->hw, true); - wlc_radio_upd(wlc); - wl_down(wlc->wl); - wlc_bmac_set_noreset(wlc->hw, false); - - /* core clk is true in BMAC driver due to noreset, need to mirror it in HIGH */ - wlc->clk = true; - - /* This will make sure that when 'up' is done - * after 'out' it'll restore hardware (especially gpios) - */ - wlc->pub->hw_up = false; -} - -#if defined(BCMDBG) -/* Verify the sanity of wlc->tx_prec_map. This can be done only by making sure that - * if there is no packet pending for the FIFO, then the corresponding prec bits should be set - * in prec_map. Of course, ignore this rule when block_datafifo is set - */ -static bool wlc_tx_prec_map_verify(struct wlc_info *wlc) -{ - /* For non-WME, both fifos have overlapping prec_map. So it's an error only if both - * fail the check. - */ - if (!EDCF_ENAB(wlc->pub)) { - if (!(WLC_TX_FIFO_CHECK(wlc, TX_DATA_FIFO) || - WLC_TX_FIFO_CHECK(wlc, TX_CTL_FIFO))) - return false; - else - return true; - } - - return WLC_TX_FIFO_CHECK(wlc, TX_AC_BK_FIFO) - && WLC_TX_FIFO_CHECK(wlc, TX_AC_BE_FIFO) - && WLC_TX_FIFO_CHECK(wlc, TX_AC_VI_FIFO) - && WLC_TX_FIFO_CHECK(wlc, TX_AC_VO_FIFO); -} -#endif /* BCMDBG */ - -static void wlc_watchdog_by_timer(void *arg) -{ - struct wlc_info *wlc = (struct wlc_info *) arg; - wlc_watchdog(arg); - if (WLC_WATCHDOG_TBTT(wlc)) { - /* set to normal osl watchdog period */ - wl_del_timer(wlc->wl, wlc->wdtimer); - wl_add_timer(wlc->wl, wlc->wdtimer, TIMER_INTERVAL_WATCHDOG, - true); - } -} - -/* common watchdog code */ -static void wlc_watchdog(void *arg) -{ - struct wlc_info *wlc = (struct wlc_info *) arg; - int i; - wlc_bsscfg_t *cfg; - - WL_TRACE("wl%d: wlc_watchdog\n", wlc->pub->unit); - - if (!wlc->pub->up) - return; - - if (DEVICEREMOVED(wlc)) { - WL_ERROR("wl%d: %s: dead chip\n", wlc->pub->unit, __func__); - wl_down(wlc->wl); - return; - } - - /* increment second count */ - wlc->pub->now++; - - /* delay radio disable */ - if (wlc->mpc_delay_off) { - if (--wlc->mpc_delay_off == 0) { - mboolset(wlc->pub->radio_disabled, - WL_RADIO_MPC_DISABLE); - if (wlc->mpc && wlc_ismpc(wlc)) - wlc->mpc_offcnt = 0; - wlc->mpc_laston_ts = OSL_SYSUPTIME(); - } - } - - /* mpc sync */ - wlc_radio_mpc_upd(wlc); - /* radio sync: sw/hw/mpc --> radio_disable/radio_enable */ - wlc_radio_hwdisable_upd(wlc); - wlc_radio_upd(wlc); - /* if ismpc, driver should be in down state if up/down is allowed */ - if (wlc->mpc && wlc_ismpc(wlc)) - ASSERT(!wlc->pub->up); - /* if radio is disable, driver may be down, quit here */ - if (wlc->pub->radio_disabled) - return; - - wlc_bmac_watchdog(wlc); - - /* occasionally sample mac stat counters to detect 16-bit counter wrap */ - if ((WLC_UPDATE_STATS(wlc)) - && (!(wlc->pub->now % SW_TIMER_MAC_STAT_UPD))) - wlc_statsupd(wlc); - - /* Manage TKIP countermeasures timers */ - FOREACH_BSS(wlc, i, cfg) { - if (cfg->tk_cm_dt) { - cfg->tk_cm_dt--; - } - if (cfg->tk_cm_bt) { - cfg->tk_cm_bt--; - } - } - - /* Call any registered watchdog handlers */ - for (i = 0; i < WLC_MAXMODULES; i++) { - if (wlc->modulecb[i].watchdog_fn) - wlc->modulecb[i].watchdog_fn(wlc->modulecb[i].hdl); - } - - if (WLCISNPHY(wlc->band) && !wlc->pub->tempsense_disable && - ((wlc->pub->now - wlc->tempsense_lasttime) >= - WLC_TEMPSENSE_PERIOD)) { - wlc->tempsense_lasttime = wlc->pub->now; - wlc_tempsense_upd(wlc); - } - /* BMAC_NOTE: for HIGH_ONLY driver, this seems being called after RPC bus failed */ - ASSERT(wlc_bmac_taclear(wlc->hw, true)); - - /* Verify that tx_prec_map and fifos are in sync to avoid lock ups */ - ASSERT(wlc_tx_prec_map_verify(wlc)); - - ASSERT(wlc_ps_check(wlc)); -} - -/* make interface operational */ -int wlc_up(struct wlc_info *wlc) -{ - WL_TRACE("wl%d: %s:\n", wlc->pub->unit, __func__); - - /* HW is turned off so don't try to access it */ - if (wlc->pub->hw_off || DEVICEREMOVED(wlc)) - return BCME_RADIOOFF; - - if (!wlc->pub->hw_up) { - wlc_bmac_hw_up(wlc->hw); - wlc->pub->hw_up = true; - } - - if ((wlc->pub->boardflags & BFL_FEM) - && (wlc->pub->sih->chip == BCM4313_CHIP_ID)) { - if (wlc->pub->boardrev >= 0x1250 - && (wlc->pub->boardflags & BFL_FEM_BT)) { - wlc_mhf(wlc, MHF5, MHF5_4313_GPIOCTRL, - MHF5_4313_GPIOCTRL, WLC_BAND_ALL); - } else { - wlc_mhf(wlc, MHF4, MHF4_EXTPA_ENABLE, MHF4_EXTPA_ENABLE, - WLC_BAND_ALL); - } - } - - /* - * Need to read the hwradio status here to cover the case where the system - * is loaded with the hw radio disabled. We do not want to bring the driver up in this case. - * if radio is disabled, abort up, lower power, start radio timer and return 0(for NDIS) - * don't call radio_update to avoid looping wlc_up. - * - * wlc_bmac_up_prep() returns either 0 or BCME_RADIOOFF only - */ - if (!wlc->pub->radio_disabled) { - int status = wlc_bmac_up_prep(wlc->hw); - if (status == BCME_RADIOOFF) { - if (!mboolisset - (wlc->pub->radio_disabled, WL_RADIO_HW_DISABLE)) { - int idx; - wlc_bsscfg_t *bsscfg; - mboolset(wlc->pub->radio_disabled, - WL_RADIO_HW_DISABLE); - - FOREACH_BSS(wlc, idx, bsscfg) { - if (!BSSCFG_STA(bsscfg) - || !bsscfg->enable || !bsscfg->BSS) - continue; - WL_ERROR("wl%d.%d: wlc_up: rfdisable -> " "wlc_bsscfg_disable()\n", - wlc->pub->unit, idx); - } - } - } else - ASSERT(!status); - } - - if (wlc->pub->radio_disabled) { - wlc_radio_monitor_start(wlc); - return 0; - } - - /* wlc_bmac_up_prep has done wlc_corereset(). so clk is on, set it */ - wlc->clk = true; - - wlc_radio_monitor_stop(wlc); - - /* Set EDCF hostflags */ - if (EDCF_ENAB(wlc->pub)) { - wlc_mhf(wlc, MHF1, MHF1_EDCF, MHF1_EDCF, WLC_BAND_ALL); - } else { - wlc_mhf(wlc, MHF1, MHF1_EDCF, 0, WLC_BAND_ALL); - } - - if (WLC_WAR16165(wlc)) - wlc_mhf(wlc, MHF2, MHF2_PCISLOWCLKWAR, MHF2_PCISLOWCLKWAR, - WLC_BAND_ALL); - - wl_init(wlc->wl); - wlc->pub->up = true; - - if (wlc->bandinit_pending) { - wlc_suspend_mac_and_wait(wlc); - wlc_set_chanspec(wlc, wlc->default_bss->chanspec); - wlc->bandinit_pending = false; - wlc_enable_mac(wlc); - } - - wlc_bmac_up_finish(wlc->hw); - - /* other software states up after ISR is running */ - /* start APs that were to be brought up but are not up yet */ - /* if (AP_ENAB(wlc->pub)) wlc_restart_ap(wlc->ap); */ - - /* Program the TX wme params with the current settings */ - wlc_wme_retries_write(wlc); - - /* start one second watchdog timer */ - ASSERT(!wlc->WDarmed); - wl_add_timer(wlc->wl, wlc->wdtimer, TIMER_INTERVAL_WATCHDOG, true); - wlc->WDarmed = true; - - /* ensure antenna config is up to date */ - wlc_stf_phy_txant_upd(wlc); - /* ensure LDPC config is in sync */ - wlc_ht_update_ldpc(wlc, wlc->stf->ldpc); - - return 0; -} - -/* Initialize the base precedence map for dequeueing from txq based on WME settings */ -static void wlc_tx_prec_map_init(struct wlc_info *wlc) -{ - wlc->tx_prec_map = WLC_PREC_BMP_ALL; - memset(wlc->fifo2prec_map, 0, NFIFO * sizeof(u16)); - - /* For non-WME, both fifos have overlapping MAXPRIO. So just disable all precedences - * if either is full. - */ - if (!EDCF_ENAB(wlc->pub)) { - wlc->fifo2prec_map[TX_DATA_FIFO] = WLC_PREC_BMP_ALL; - wlc->fifo2prec_map[TX_CTL_FIFO] = WLC_PREC_BMP_ALL; - } else { - wlc->fifo2prec_map[TX_AC_BK_FIFO] = WLC_PREC_BMP_AC_BK; - wlc->fifo2prec_map[TX_AC_BE_FIFO] = WLC_PREC_BMP_AC_BE; - wlc->fifo2prec_map[TX_AC_VI_FIFO] = WLC_PREC_BMP_AC_VI; - wlc->fifo2prec_map[TX_AC_VO_FIFO] = WLC_PREC_BMP_AC_VO; - } -} - -static uint wlc_down_del_timer(struct wlc_info *wlc) -{ - uint callbacks = 0; - - return callbacks; -} - -/* - * Mark the interface nonoperational, stop the software mechanisms, - * disable the hardware, free any transient buffer state. - * Return a count of the number of driver callbacks still pending. - */ -uint wlc_down(struct wlc_info *wlc) -{ - - uint callbacks = 0; - int i; - bool dev_gone = false; - wlc_txq_info_t *qi; - - WL_TRACE("wl%d: %s:\n", wlc->pub->unit, __func__); - - /* check if we are already in the going down path */ - if (wlc->going_down) { - WL_ERROR("wl%d: %s: Driver going down so return\n", - wlc->pub->unit, __func__); - return 0; - } - if (!wlc->pub->up) - return callbacks; - - /* in between, mpc could try to bring down again.. */ - wlc->going_down = true; - - callbacks += wlc_bmac_down_prep(wlc->hw); - - dev_gone = DEVICEREMOVED(wlc); - - /* Call any registered down handlers */ - for (i = 0; i < WLC_MAXMODULES; i++) { - if (wlc->modulecb[i].down_fn) - callbacks += - wlc->modulecb[i].down_fn(wlc->modulecb[i].hdl); - } - - /* cancel the watchdog timer */ - if (wlc->WDarmed) { - if (!wl_del_timer(wlc->wl, wlc->wdtimer)) - callbacks++; - wlc->WDarmed = false; - } - /* cancel all other timers */ - callbacks += wlc_down_del_timer(wlc); - - /* interrupt must have been blocked */ - ASSERT((wlc->macintmask == 0) || !wlc->pub->up); - - wlc->pub->up = false; - - wlc_phy_mute_upd(wlc->band->pi, false, PHY_MUTE_ALL); - - /* clear txq flow control */ - wlc_txflowcontrol_reset(wlc); - - /* flush tx queues */ - for (qi = wlc->tx_queues; qi != NULL; qi = qi->next) { - pktq_flush(wlc->osh, &qi->q, true, NULL, 0); - ASSERT(pktq_empty(&qi->q)); - } - - /* flush event queue. - * Should be the last thing done after all the events are generated - * Just delivers the events synchronously instead of waiting for a timer - */ - callbacks += wlc_eventq_down(wlc->eventq); - - callbacks += wlc_bmac_down_finish(wlc->hw); - - /* wlc_bmac_down_finish has done wlc_coredisable(). so clk is off */ - wlc->clk = false; - - - /* Verify all packets are flushed from the driver */ - if (wlc->osh->pktalloced != 0) { - WL_ERROR("%d packets not freed at wlc_down!!!!!!\n", - wlc->osh->pktalloced); - } -#ifdef BCMDBG - /* Since all the packets should have been freed, - * all callbacks should have been called - */ - for (i = 1; i <= wlc->pub->tunables->maxpktcb; i++) - ASSERT(wlc->pkt_callback[i].fn == NULL); -#endif - wlc->going_down = false; - return callbacks; -} - -/* Set the current gmode configuration */ -int wlc_set_gmode(struct wlc_info *wlc, u8 gmode, bool config) -{ - int ret = 0; - uint i; - wlc_rateset_t rs; - /* Default to 54g Auto */ - s8 shortslot = WLC_SHORTSLOT_AUTO; /* Advertise and use shortslot (-1/0/1 Auto/Off/On) */ - bool shortslot_restrict = false; /* Restrict association to stations that support shortslot - */ - bool ignore_bcns = true; /* Ignore legacy beacons on the same channel */ - bool ofdm_basic = false; /* Make 6, 12, and 24 basic rates */ - int preamble = WLC_PLCP_LONG; /* Advertise and use short preambles (-1/0/1 Auto/Off/On) */ - bool preamble_restrict = false; /* Restrict association to stations that support short - * preambles - */ - struct wlcband *band; - - /* if N-support is enabled, allow Gmode set as long as requested - * Gmode is not GMODE_LEGACY_B - */ - if (N_ENAB(wlc->pub) && gmode == GMODE_LEGACY_B) - return BCME_UNSUPPORTED; - - /* verify that we are dealing with 2G band and grab the band pointer */ - if (wlc->band->bandtype == WLC_BAND_2G) - band = wlc->band; - else if ((NBANDS(wlc) > 1) && - (wlc->bandstate[OTHERBANDUNIT(wlc)]->bandtype == WLC_BAND_2G)) - band = wlc->bandstate[OTHERBANDUNIT(wlc)]; - else - return BCME_BADBAND; - - /* Legacy or bust when no OFDM is supported by regulatory */ - if ((wlc_channel_locale_flags_in_band(wlc->cmi, band->bandunit) & - WLC_NO_OFDM) && (gmode != GMODE_LEGACY_B)) - return BCME_RANGE; - - /* update configuration value */ - if (config == true) - wlc_protection_upd(wlc, WLC_PROT_G_USER, gmode); - - /* Clear supported rates filter */ - memset(&wlc->sup_rates_override, 0, sizeof(wlc_rateset_t)); - - /* Clear rateset override */ - memset(&rs, 0, sizeof(wlc_rateset_t)); - - switch (gmode) { - case GMODE_LEGACY_B: - shortslot = WLC_SHORTSLOT_OFF; - wlc_rateset_copy(&gphy_legacy_rates, &rs); - - break; - - case GMODE_LRS: - if (AP_ENAB(wlc->pub)) - wlc_rateset_copy(&cck_rates, &wlc->sup_rates_override); - break; - - case GMODE_AUTO: - /* Accept defaults */ - break; - - case GMODE_ONLY: - ofdm_basic = true; - preamble = WLC_PLCP_SHORT; - preamble_restrict = true; - break; - - case GMODE_PERFORMANCE: - if (AP_ENAB(wlc->pub)) /* Put all rates into the Supported Rates element */ - wlc_rateset_copy(&cck_ofdm_rates, - &wlc->sup_rates_override); - - shortslot = WLC_SHORTSLOT_ON; - shortslot_restrict = true; - ofdm_basic = true; - preamble = WLC_PLCP_SHORT; - preamble_restrict = true; - break; - - default: - /* Error */ - WL_ERROR("wl%d: %s: invalid gmode %d\n", - wlc->pub->unit, __func__, gmode); - return BCME_UNSUPPORTED; - } - - /* - * If we are switching to gmode == GMODE_LEGACY_B, - * clean up rate info that may refer to OFDM rates. - */ - if ((gmode == GMODE_LEGACY_B) && (band->gmode != GMODE_LEGACY_B)) { - band->gmode = gmode; - if (band->rspec_override && !IS_CCK(band->rspec_override)) { - band->rspec_override = 0; - wlc_reprate_init(wlc); - } - if (band->mrspec_override && !IS_CCK(band->mrspec_override)) { - band->mrspec_override = 0; - } - } - - band->gmode = gmode; - - wlc->ignore_bcns = ignore_bcns; - - wlc->shortslot_override = shortslot; - - if (AP_ENAB(wlc->pub)) { - /* wlc->ap->shortslot_restrict = shortslot_restrict; */ - wlc->PLCPHdr_override = - (preamble != - WLC_PLCP_LONG) ? WLC_PLCP_SHORT : WLC_PLCP_AUTO; - } - - if ((AP_ENAB(wlc->pub) && preamble != WLC_PLCP_LONG) - || preamble == WLC_PLCP_SHORT) - wlc->default_bss->capability |= WLAN_CAPABILITY_SHORT_PREAMBLE; - else - wlc->default_bss->capability &= ~WLAN_CAPABILITY_SHORT_PREAMBLE; - - /* Update shortslot capability bit for AP and IBSS */ - if ((AP_ENAB(wlc->pub) && shortslot == WLC_SHORTSLOT_AUTO) || - shortslot == WLC_SHORTSLOT_ON) - wlc->default_bss->capability |= WLAN_CAPABILITY_SHORT_SLOT_TIME; - else - wlc->default_bss->capability &= - ~WLAN_CAPABILITY_SHORT_SLOT_TIME; - - /* Use the default 11g rateset */ - if (!rs.count) - wlc_rateset_copy(&cck_ofdm_rates, &rs); - - if (ofdm_basic) { - for (i = 0; i < rs.count; i++) { - if (rs.rates[i] == WLC_RATE_6M - || rs.rates[i] == WLC_RATE_12M - || rs.rates[i] == WLC_RATE_24M) - rs.rates[i] |= WLC_RATE_FLAG; - } - } - - /* Set default bss rateset */ - wlc->default_bss->rateset.count = rs.count; - bcopy((char *)rs.rates, (char *)wlc->default_bss->rateset.rates, - sizeof(wlc->default_bss->rateset.rates)); - - return ret; -} - -static int wlc_nmode_validate(struct wlc_info *wlc, s32 nmode) -{ - int err = 0; - - switch (nmode) { - - case OFF: - break; - - case AUTO: - case WL_11N_2x2: - case WL_11N_3x3: - if (!(WLC_PHY_11N_CAP(wlc->band))) - err = BCME_BADBAND; - break; - - default: - err = BCME_RANGE; - break; - } - - return err; -} - -int wlc_set_nmode(struct wlc_info *wlc, s32 nmode) -{ - uint i; - int err; - - err = wlc_nmode_validate(wlc, nmode); - ASSERT(err == 0); - if (err) - return err; - - switch (nmode) { - case OFF: - wlc->pub->_n_enab = OFF; - wlc->default_bss->flags &= ~WLC_BSS_HT; - /* delete the mcs rates from the default and hw ratesets */ - wlc_rateset_mcs_clear(&wlc->default_bss->rateset); - for (i = 0; i < NBANDS(wlc); i++) { - memset(wlc->bandstate[i]->hw_rateset.mcs, 0, - MCSSET_LEN); - if (IS_MCS(wlc->band->rspec_override)) { - wlc->bandstate[i]->rspec_override = 0; - wlc_reprate_init(wlc); - } - if (IS_MCS(wlc->band->mrspec_override)) - wlc->bandstate[i]->mrspec_override = 0; - } - break; - - case AUTO: - if (wlc->stf->txstreams == WL_11N_3x3) - nmode = WL_11N_3x3; - else - nmode = WL_11N_2x2; - case WL_11N_2x2: - case WL_11N_3x3: - ASSERT(WLC_PHY_11N_CAP(wlc->band)); - /* force GMODE_AUTO if NMODE is ON */ - wlc_set_gmode(wlc, GMODE_AUTO, true); - if (nmode == WL_11N_3x3) - wlc->pub->_n_enab = SUPPORT_HT; - else - wlc->pub->_n_enab = SUPPORT_11N; - wlc->default_bss->flags |= WLC_BSS_HT; - /* add the mcs rates to the default and hw ratesets */ - wlc_rateset_mcs_build(&wlc->default_bss->rateset, - wlc->stf->txstreams); - for (i = 0; i < NBANDS(wlc); i++) - memcpy(wlc->bandstate[i]->hw_rateset.mcs, - wlc->default_bss->rateset.mcs, MCSSET_LEN); - break; - - default: - ASSERT(0); - break; - } - - return err; -} - -static int wlc_set_rateset(struct wlc_info *wlc, wlc_rateset_t *rs_arg) -{ - wlc_rateset_t rs, new; - uint bandunit; - - bcopy((char *)rs_arg, (char *)&rs, sizeof(wlc_rateset_t)); - - /* check for bad count value */ - if ((rs.count == 0) || (rs.count > WLC_NUMRATES)) - return BCME_BADRATESET; - - /* try the current band */ - bandunit = wlc->band->bandunit; - bcopy((char *)&rs, (char *)&new, sizeof(wlc_rateset_t)); - if (wlc_rate_hwrs_filter_sort_validate - (&new, &wlc->bandstate[bandunit]->hw_rateset, true, - wlc->stf->txstreams)) - goto good; - - /* try the other band */ - if (IS_MBAND_UNLOCKED(wlc)) { - bandunit = OTHERBANDUNIT(wlc); - bcopy((char *)&rs, (char *)&new, sizeof(wlc_rateset_t)); - if (wlc_rate_hwrs_filter_sort_validate(&new, - &wlc-> - bandstate[bandunit]-> - hw_rateset, true, - wlc->stf->txstreams)) - goto good; - } - - return BCME_ERROR; - - good: - /* apply new rateset */ - bcopy((char *)&new, (char *)&wlc->default_bss->rateset, - sizeof(wlc_rateset_t)); - bcopy((char *)&new, (char *)&wlc->bandstate[bandunit]->defrateset, - sizeof(wlc_rateset_t)); - return 0; -} - -/* simplified integer set interface for common ioctl handler */ -int wlc_set(struct wlc_info *wlc, int cmd, int arg) -{ - return wlc_ioctl(wlc, cmd, (void *)&arg, sizeof(arg), NULL); -} - -/* simplified integer get interface for common ioctl handler */ -int wlc_get(struct wlc_info *wlc, int cmd, int *arg) -{ - return wlc_ioctl(wlc, cmd, arg, sizeof(int), NULL); -} - -static void wlc_ofdm_rateset_war(struct wlc_info *wlc) -{ - u8 r; - bool war = false; - - if (wlc->cfg->associated) - r = wlc->cfg->current_bss->rateset.rates[0]; - else - r = wlc->default_bss->rateset.rates[0]; - - wlc_phy_ofdm_rateset_war(wlc->band->pi, war); - - return; -} - -int -wlc_ioctl(struct wlc_info *wlc, int cmd, void *arg, int len, - struct wlc_if *wlcif) -{ - return _wlc_ioctl(wlc, cmd, arg, len, wlcif); -} - -/* common ioctl handler. return: 0=ok, -1=error, positive=particular error */ -static int -_wlc_ioctl(struct wlc_info *wlc, int cmd, void *arg, int len, - struct wlc_if *wlcif) -{ - int val, *pval; - bool bool_val; - int bcmerror; - d11regs_t *regs; - uint i; - struct scb *nextscb; - bool ta_ok; - uint band; - rw_reg_t *r; - wlc_bsscfg_t *bsscfg; - struct osl_info *osh; - wlc_bss_info_t *current_bss; - - /* update bsscfg pointer */ - bsscfg = NULL; /* XXX: Hack bsscfg to be size one and use this globally */ - current_bss = NULL; - - /* initialize the following to get rid of compiler warning */ - nextscb = NULL; - ta_ok = false; - band = 0; - r = NULL; - - /* If the device is turned off, then it's not "removed" */ - if (!wlc->pub->hw_off && DEVICEREMOVED(wlc)) { - WL_ERROR("wl%d: %s: dead chip\n", wlc->pub->unit, __func__); - wl_down(wlc->wl); - return BCME_ERROR; - } - - ASSERT(!(wlc->pub->hw_off && wlc->pub->up)); - - /* default argument is generic integer */ - pval = arg ? (int *)arg:NULL; - - /* This will prevent the misaligned access */ - if (pval && (u32) len >= sizeof(val)) - bcopy(pval, &val, sizeof(val)); - else - val = 0; - - /* bool conversion to avoid duplication below */ - bool_val = val != 0; - - if (cmd != WLC_SET_CHANNEL) - WL_NONE("WLC_IOCTL: cmd %d val 0x%x (%d) len %d\n", - cmd, (uint)val, val, len); - - bcmerror = 0; - regs = wlc->regs; - osh = wlc->osh; - - /* A few commands don't need any arguments; all the others do. */ - switch (cmd) { - case WLC_UP: - case WLC_OUT: - case WLC_DOWN: - case WLC_DISASSOC: - case WLC_RESTART: - case WLC_REBOOT: - case WLC_START_CHANNEL_QA: - case WLC_INIT: - break; - - default: - if ((arg == NULL) || (len <= 0)) { - WL_ERROR("wl%d: %s: Command %d needs arguments\n", - wlc->pub->unit, __func__, cmd); - bcmerror = BCME_BADARG; - goto done; - } - } - - switch (cmd) { - -#if defined(BCMDBG) - case WLC_GET_MSGLEVEL: - *pval = wl_msg_level; - break; - - case WLC_SET_MSGLEVEL: - wl_msg_level = val; - break; -#endif - - case WLC_GET_INSTANCE: - *pval = wlc->pub->unit; - break; - - case WLC_GET_CHANNEL:{ - channel_info_t *ci = (channel_info_t *) arg; - - ASSERT(len > (int)sizeof(ci)); - - ci->hw_channel = - CHSPEC_CHANNEL(WLC_BAND_PI_RADIO_CHANSPEC); - ci->target_channel = - CHSPEC_CHANNEL(wlc->default_bss->chanspec); - ci->scan_channel = 0; - - break; - } - - case WLC_SET_CHANNEL:{ - chanspec_t chspec = CH20MHZ_CHSPEC(val); - - if (val < 0 || val > MAXCHANNEL) { - bcmerror = BCME_OUTOFRANGECHAN; - break; - } - - if (!wlc_valid_chanspec_db(wlc->cmi, chspec)) { - bcmerror = BCME_BADCHAN; - break; - } - - if (!wlc->pub->up && IS_MBAND_UNLOCKED(wlc)) { - if (wlc->band->bandunit != - CHSPEC_WLCBANDUNIT(chspec)) - wlc->bandinit_pending = true; - else - wlc->bandinit_pending = false; - } - - wlc->default_bss->chanspec = chspec; - /* wlc_BSSinit() will sanitize the rateset before using it.. */ - if (wlc->pub->up && !wlc->pub->associated && - (WLC_BAND_PI_RADIO_CHANSPEC != chspec)) { - wlc_set_home_chanspec(wlc, chspec); - wlc_suspend_mac_and_wait(wlc); - wlc_set_chanspec(wlc, chspec); - wlc_enable_mac(wlc); - } - break; - } - -#if defined(BCMDBG) - case WLC_GET_UCFLAGS: - if (!wlc->pub->up) { - bcmerror = BCME_NOTUP; - break; - } - - /* optional band is stored in the second integer of incoming buffer */ - band = - (len < - (int)(2 * sizeof(int))) ? WLC_BAND_AUTO : ((int *)arg)[1]; - - /* bcmerror checking */ - bcmerror = wlc_iocregchk(wlc, band); - if (bcmerror) - break; - - if (val >= MHFMAX) { - bcmerror = BCME_RANGE; - break; - } - - *pval = wlc_bmac_mhf_get(wlc->hw, (u8) val, WLC_BAND_AUTO); - break; - - case WLC_SET_UCFLAGS: - if (!wlc->pub->up) { - bcmerror = BCME_NOTUP; - break; - } - - /* optional band is stored in the second integer of incoming buffer */ - band = - (len < - (int)(2 * sizeof(int))) ? WLC_BAND_AUTO : ((int *)arg)[1]; - - /* bcmerror checking */ - bcmerror = wlc_iocregchk(wlc, band); - if (bcmerror) - break; - - i = (u16) val; - if (i >= MHFMAX) { - bcmerror = BCME_RANGE; - break; - } - - wlc_mhf(wlc, (u8) i, 0xffff, (u16) (val >> NBITS(u16)), - WLC_BAND_AUTO); - break; - - case WLC_GET_SHMEM: - ta_ok = true; - - /* optional band is stored in the second integer of incoming buffer */ - band = - (len < - (int)(2 * sizeof(int))) ? WLC_BAND_AUTO : ((int *)arg)[1]; - - /* bcmerror checking */ - bcmerror = wlc_iocregchk(wlc, band); - if (bcmerror) - break; - - if (val & 1) { - bcmerror = BCME_BADADDR; - break; - } - - *pval = wlc_read_shm(wlc, (u16) val); - break; - - case WLC_SET_SHMEM: - ta_ok = true; - - /* optional band is stored in the second integer of incoming buffer */ - band = - (len < - (int)(2 * sizeof(int))) ? WLC_BAND_AUTO : ((int *)arg)[1]; - - /* bcmerror checking */ - bcmerror = wlc_iocregchk(wlc, band); - if (bcmerror) - break; - - if (val & 1) { - bcmerror = BCME_BADADDR; - break; - } - - wlc_write_shm(wlc, (u16) val, - (u16) (val >> NBITS(u16))); - break; - - case WLC_R_REG: /* MAC registers */ - ta_ok = true; - r = (rw_reg_t *) arg; - band = WLC_BAND_AUTO; - - if (len < (int)(sizeof(rw_reg_t) - sizeof(uint))) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - if (len >= (int)sizeof(rw_reg_t)) - band = r->band; - - /* bcmerror checking */ - bcmerror = wlc_iocregchk(wlc, band); - if (bcmerror) - break; - - if ((r->byteoff + r->size) > sizeof(d11regs_t)) { - bcmerror = BCME_BADADDR; - break; - } - if (r->size == sizeof(u32)) - r->val = - R_REG(osh, - (u32 *)((unsigned char *)(unsigned long)regs + - r->byteoff)); - else if (r->size == sizeof(u16)) - r->val = - R_REG(osh, - (u16 *)((unsigned char *)(unsigned long)regs + - r->byteoff)); - else - bcmerror = BCME_BADADDR; - break; - - case WLC_W_REG: - ta_ok = true; - r = (rw_reg_t *) arg; - band = WLC_BAND_AUTO; - - if (len < (int)(sizeof(rw_reg_t) - sizeof(uint))) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - if (len >= (int)sizeof(rw_reg_t)) - band = r->band; - - /* bcmerror checking */ - bcmerror = wlc_iocregchk(wlc, band); - if (bcmerror) - break; - - if (r->byteoff + r->size > sizeof(d11regs_t)) { - bcmerror = BCME_BADADDR; - break; - } - if (r->size == sizeof(u32)) - W_REG(osh, - (u32 *)((unsigned char *)(unsigned long) regs + - r->byteoff), r->val); - else if (r->size == sizeof(u16)) - W_REG(osh, - (u16 *)((unsigned char *)(unsigned long) regs + - r->byteoff), r->val); - else - bcmerror = BCME_BADADDR; - break; -#endif /* BCMDBG */ - - case WLC_GET_TXANT: - *pval = wlc->stf->txant; - break; - - case WLC_SET_TXANT: - bcmerror = wlc_stf_ant_txant_validate(wlc, (s8) val); - if (bcmerror < 0) - break; - - wlc->stf->txant = (s8) val; - - /* if down, we are done */ - if (!wlc->pub->up) - break; - - wlc_suspend_mac_and_wait(wlc); - - wlc_stf_phy_txant_upd(wlc); - wlc_beacon_phytxctl_txant_upd(wlc, wlc->bcn_rspec); - - wlc_enable_mac(wlc); - - break; - - case WLC_GET_ANTDIV:{ - u8 phy_antdiv; - - /* return configured value if core is down */ - if (!wlc->pub->up) { - *pval = wlc->stf->ant_rx_ovr; - - } else { - if (wlc_phy_ant_rxdiv_get - (wlc->band->pi, &phy_antdiv)) - *pval = (int)phy_antdiv; - else - *pval = (int)wlc->stf->ant_rx_ovr; - } - - break; - } - case WLC_SET_ANTDIV: - /* values are -1=driver default, 0=force0, 1=force1, 2=start1, 3=start0 */ - if ((val < -1) || (val > 3)) { - bcmerror = BCME_RANGE; - break; - } - - if (val == -1) - val = ANT_RX_DIV_DEF; - - wlc->stf->ant_rx_ovr = (u8) val; - wlc_phy_ant_rxdiv_set(wlc->band->pi, (u8) val); - break; - - case WLC_GET_RX_ANT:{ /* get latest used rx antenna */ - u16 rxstatus; - - if (!wlc->pub->up) { - bcmerror = BCME_NOTUP; - break; - } - - rxstatus = R_REG(wlc->osh, &wlc->regs->phyrxstatus0); - if (rxstatus == 0xdead || rxstatus == (u16) -1) { - bcmerror = BCME_ERROR; - break; - } - *pval = (rxstatus & PRXS0_RXANT_UPSUBBAND) ? 1 : 0; - break; - } - -#if defined(BCMDBG) - case WLC_GET_UCANTDIV: - if (!wlc->clk) { - bcmerror = BCME_NOCLK; - break; - } - - *pval = - (wlc_bmac_mhf_get(wlc->hw, MHF1, WLC_BAND_AUTO) & - MHF1_ANTDIV); - break; - - case WLC_SET_UCANTDIV:{ - if (!wlc->pub->up) { - bcmerror = BCME_NOTUP; - break; - } - - /* if multiband, band must be locked */ - if (IS_MBAND_UNLOCKED(wlc)) { - bcmerror = BCME_NOTBANDLOCKED; - break; - } - - /* 4322 supports antdiv in phy, no need to set it to ucode */ - if (WLCISNPHY(wlc->band) - && D11REV_IS(wlc->pub->corerev, 16)) { - WL_ERROR("wl%d: can't set ucantdiv for 4322\n", - wlc->pub->unit); - bcmerror = BCME_UNSUPPORTED; - } else - wlc_mhf(wlc, MHF1, MHF1_ANTDIV, - (val ? MHF1_ANTDIV : 0), WLC_BAND_AUTO); - break; - } -#endif /* defined(BCMDBG) */ - - case WLC_GET_SRL: - *pval = wlc->SRL; - break; - - case WLC_SET_SRL: - if (val >= 1 && val <= RETRY_SHORT_MAX) { - int ac; - wlc->SRL = (u16) val; - - wlc_bmac_retrylimit_upd(wlc->hw, wlc->SRL, wlc->LRL); - - for (ac = 0; ac < AC_COUNT; ac++) { - WLC_WME_RETRY_SHORT_SET(wlc, ac, wlc->SRL); - } - wlc_wme_retries_write(wlc); - } else - bcmerror = BCME_RANGE; - break; - - case WLC_GET_LRL: - *pval = wlc->LRL; - break; - - case WLC_SET_LRL: - if (val >= 1 && val <= 255) { - int ac; - wlc->LRL = (u16) val; - - wlc_bmac_retrylimit_upd(wlc->hw, wlc->SRL, wlc->LRL); - - for (ac = 0; ac < AC_COUNT; ac++) { - WLC_WME_RETRY_LONG_SET(wlc, ac, wlc->LRL); - } - wlc_wme_retries_write(wlc); - } else - bcmerror = BCME_RANGE; - break; - - case WLC_GET_CWMIN: - *pval = wlc->band->CWmin; - break; - - case WLC_SET_CWMIN: - if (!wlc->clk) { - bcmerror = BCME_NOCLK; - break; - } - - if (val >= 1 && val <= 255) { - wlc_set_cwmin(wlc, (u16) val); - } else - bcmerror = BCME_RANGE; - break; - - case WLC_GET_CWMAX: - *pval = wlc->band->CWmax; - break; - - case WLC_SET_CWMAX: - if (!wlc->clk) { - bcmerror = BCME_NOCLK; - break; - } - - if (val >= 255 && val <= 2047) { - wlc_set_cwmax(wlc, (u16) val); - } else - bcmerror = BCME_RANGE; - break; - - case WLC_GET_RADIO: /* use mask if don't want to expose some internal bits */ - *pval = wlc->pub->radio_disabled; - break; - - case WLC_SET_RADIO:{ /* 32 bits input, higher 16 bits are mask, lower 16 bits are value to - * set - */ - u16 radiomask, radioval; - uint validbits = - WL_RADIO_SW_DISABLE | WL_RADIO_HW_DISABLE; - mbool new = 0; - - radiomask = (val & 0xffff0000) >> 16; - radioval = val & 0x0000ffff; - - if ((radiomask == 0) || (radiomask & ~validbits) - || (radioval & ~validbits) - || ((radioval & ~radiomask) != 0)) { - WL_ERROR("SET_RADIO with wrong bits 0x%x\n", - val); - bcmerror = BCME_RANGE; - break; - } - - new = - (wlc->pub->radio_disabled & ~radiomask) | radioval; - wlc->pub->radio_disabled = new; - - wlc_radio_hwdisable_upd(wlc); - wlc_radio_upd(wlc); - break; - } - - case WLC_GET_PHYTYPE: - *pval = WLC_PHYTYPE(wlc->band->phytype); - break; - -#if defined(BCMDBG) - case WLC_GET_KEY: - if ((val >= 0) && (val < WLC_MAX_WSEC_KEYS(wlc))) { - wl_wsec_key_t key; - - wsec_key_t *src_key = wlc->wsec_keys[val]; - - if (len < (int)sizeof(key)) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - memset((char *)&key, 0, sizeof(key)); - if (src_key) { - key.index = src_key->id; - key.len = src_key->len; - bcopy(src_key->data, key.data, key.len); - key.algo = src_key->algo; - if (WSEC_SOFTKEY(wlc, src_key, bsscfg)) - key.flags |= WL_SOFT_KEY; - if (src_key->flags & WSEC_PRIMARY_KEY) - key.flags |= WL_PRIMARY_KEY; - - bcopy(src_key->ea, key.ea, - ETH_ALEN); - } - - bcopy((char *)&key, arg, sizeof(key)); - } else - bcmerror = BCME_BADKEYIDX; - break; -#endif /* defined(BCMDBG) */ - - case WLC_SET_KEY: - bcmerror = - wlc_iovar_op(wlc, "wsec_key", NULL, 0, arg, len, IOV_SET, - wlcif); - break; - - case WLC_GET_KEY_SEQ:{ - wsec_key_t *key; - - if (len < DOT11_WPA_KEY_RSC_LEN) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - /* Return the key's tx iv as an EAPOL sequence counter. - * This will be used to supply the RSC value to a supplicant. - * The format is 8 bytes, with least significant in seq[0]. - */ - - key = WSEC_KEY(wlc, val); - if ((val >= 0) && (val < WLC_MAX_WSEC_KEYS(wlc)) && - (key != NULL)) { - u8 seq[DOT11_WPA_KEY_RSC_LEN]; - u16 lo; - u32 hi; - /* group keys in WPA-NONE (IBSS only, AES and TKIP) use a global TXIV */ - if ((bsscfg->WPA_auth & WPA_AUTH_NONE) && - is_zero_ether_addr(key->ea)) { - lo = bsscfg->wpa_none_txiv.lo; - hi = bsscfg->wpa_none_txiv.hi; - } else { - lo = key->txiv.lo; - hi = key->txiv.hi; - } - - /* format the buffer, low to high */ - seq[0] = lo & 0xff; - seq[1] = (lo >> 8) & 0xff; - seq[2] = hi & 0xff; - seq[3] = (hi >> 8) & 0xff; - seq[4] = (hi >> 16) & 0xff; - seq[5] = (hi >> 24) & 0xff; - seq[6] = 0; - seq[7] = 0; - - bcopy((char *)seq, arg, sizeof(seq)); - } else { - bcmerror = BCME_BADKEYIDX; - } - break; - } - - case WLC_GET_CURR_RATESET:{ - wl_rateset_t *ret_rs = (wl_rateset_t *) arg; - wlc_rateset_t *rs; - - if (bsscfg->associated) - rs = ¤t_bss->rateset; - else - rs = &wlc->default_bss->rateset; - - if (len < (int)(rs->count + sizeof(rs->count))) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - /* Copy only legacy rateset section */ - ret_rs->count = rs->count; - bcopy(&rs->rates, &ret_rs->rates, rs->count); - break; - } - - case WLC_GET_RATESET:{ - wlc_rateset_t rs; - wl_rateset_t *ret_rs = (wl_rateset_t *) arg; - - memset(&rs, 0, sizeof(wlc_rateset_t)); - wlc_default_rateset(wlc, (wlc_rateset_t *) &rs); - - if (len < (int)(rs.count + sizeof(rs.count))) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - /* Copy only legacy rateset section */ - ret_rs->count = rs.count; - bcopy(&rs.rates, &ret_rs->rates, rs.count); - break; - } - - case WLC_SET_RATESET:{ - wlc_rateset_t rs; - wl_rateset_t *in_rs = (wl_rateset_t *) arg; - - if (len < (int)(in_rs->count + sizeof(in_rs->count))) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - if (in_rs->count > WLC_NUMRATES) { - bcmerror = BCME_BUFTOOLONG; - break; - } - - memset(&rs, 0, sizeof(wlc_rateset_t)); - - /* Copy only legacy rateset section */ - rs.count = in_rs->count; - bcopy(&in_rs->rates, &rs.rates, rs.count); - - /* merge rateset coming in with the current mcsset */ - if (N_ENAB(wlc->pub)) { - if (bsscfg->associated) - bcopy(¤t_bss->rateset.mcs[0], - rs.mcs, MCSSET_LEN); - else - bcopy(&wlc->default_bss->rateset.mcs[0], - rs.mcs, MCSSET_LEN); - } - - bcmerror = wlc_set_rateset(wlc, &rs); - - if (!bcmerror) - wlc_ofdm_rateset_war(wlc); - - break; - } - - case WLC_GET_BCNPRD: - if (BSSCFG_STA(bsscfg) && bsscfg->BSS && bsscfg->associated) - *pval = current_bss->beacon_period; - else - *pval = wlc->default_bss->beacon_period; - break; - - case WLC_SET_BCNPRD: - /* range [1, 0xffff] */ - if (val >= DOT11_MIN_BEACON_PERIOD - && val <= DOT11_MAX_BEACON_PERIOD) { - wlc->default_bss->beacon_period = (u16) val; - } else - bcmerror = BCME_RANGE; - break; - - case WLC_GET_DTIMPRD: - if (BSSCFG_STA(bsscfg) && bsscfg->BSS && bsscfg->associated) - *pval = current_bss->dtim_period; - else - *pval = wlc->default_bss->dtim_period; - break; - - case WLC_SET_DTIMPRD: - /* range [1, 0xff] */ - if (val >= DOT11_MIN_DTIM_PERIOD - && val <= DOT11_MAX_DTIM_PERIOD) { - wlc->default_bss->dtim_period = (u8) val; - } else - bcmerror = BCME_RANGE; - break; - -#ifdef SUPPORT_PS - case WLC_GET_PM: - *pval = wlc->PM; - break; - - case WLC_SET_PM: - if ((val >= PM_OFF) && (val <= PM_MAX)) { - wlc->PM = (u8) val; - if (wlc->pub->up) { - } - /* Change watchdog driver to align watchdog with tbtt if possible */ - wlc_watchdog_upd(wlc, PS_ALLOWED(wlc)); - } else - bcmerror = BCME_ERROR; - break; -#endif /* SUPPORT_PS */ - -#ifdef SUPPORT_PS -#ifdef BCMDBG - case WLC_GET_WAKE: - if (AP_ENAB(wlc->pub)) { - bcmerror = BCME_NOTSTA; - break; - } - *pval = wlc->wake; - break; - - case WLC_SET_WAKE: - if (AP_ENAB(wlc->pub)) { - bcmerror = BCME_NOTSTA; - break; - } - - wlc->wake = val ? true : false; - - /* if down, we're done */ - if (!wlc->pub->up) - break; - - /* apply to the mac */ - wlc_set_ps_ctrl(wlc); - break; -#endif /* BCMDBG */ -#endif /* SUPPORT_PS */ - - case WLC_GET_REVINFO: - bcmerror = wlc_get_revision_info(wlc, arg, (uint) len); - break; - - case WLC_GET_AP: - *pval = (int)AP_ENAB(wlc->pub); - break; - - case WLC_GET_ATIM: - if (bsscfg->associated) - *pval = (int)current_bss->atim_window; - else - *pval = (int)wlc->default_bss->atim_window; - break; - - case WLC_SET_ATIM: - wlc->default_bss->atim_window = (u32) val; - break; - - case WLC_GET_PKTCNTS:{ - get_pktcnt_t *pktcnt = (get_pktcnt_t *) pval; - if (WLC_UPDATE_STATS(wlc)) - wlc_statsupd(wlc); - pktcnt->rx_good_pkt = WLCNTVAL(wlc->pub->_cnt->rxframe); - pktcnt->rx_bad_pkt = WLCNTVAL(wlc->pub->_cnt->rxerror); - pktcnt->tx_good_pkt = - WLCNTVAL(wlc->pub->_cnt->txfrmsnt); - pktcnt->tx_bad_pkt = - WLCNTVAL(wlc->pub->_cnt->txerror) + - WLCNTVAL(wlc->pub->_cnt->txfail); - if (len >= (int)sizeof(get_pktcnt_t)) { - /* Be backward compatible - only if buffer is large enough */ - pktcnt->rx_ocast_good_pkt = - WLCNTVAL(wlc->pub->_cnt->rxmfrmocast); - } - break; - } - -#ifdef SUPPORT_HWKEY - case WLC_GET_WSEC: - bcmerror = - wlc_iovar_op(wlc, "wsec", NULL, 0, arg, len, IOV_GET, - wlcif); - break; - - case WLC_SET_WSEC: - bcmerror = - wlc_iovar_op(wlc, "wsec", NULL, 0, arg, len, IOV_SET, - wlcif); - break; - - case WLC_GET_WPA_AUTH: - *pval = (int)bsscfg->WPA_auth; - break; - - case WLC_SET_WPA_AUTH: - /* change of WPA_Auth modifies the PS_ALLOWED state */ - if (BSSCFG_STA(bsscfg)) { - bsscfg->WPA_auth = (u16) val; - } else - bsscfg->WPA_auth = (u16) val; - break; -#endif /* SUPPORT_HWKEY */ - - case WLC_GET_BANDLIST: - /* count of number of bands, followed by each band type */ - *pval++ = NBANDS(wlc); - *pval++ = wlc->band->bandtype; - if (NBANDS(wlc) > 1) - *pval++ = wlc->bandstate[OTHERBANDUNIT(wlc)]->bandtype; - break; - - case WLC_GET_BAND: - *pval = wlc->bandlocked ? wlc->band->bandtype : WLC_BAND_AUTO; - break; - - case WLC_GET_PHYLIST: - { - unsigned char *cp = arg; - if (len < 3) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - - if (WLCISNPHY(wlc->band)) { - *cp++ = 'n'; - } else if (WLCISLCNPHY(wlc->band)) { - *cp++ = 'c'; - } else if (WLCISSSLPNPHY(wlc->band)) { - *cp++ = 's'; - } - *cp = '\0'; - break; - } - - case WLC_GET_SHORTSLOT: - *pval = wlc->shortslot; - break; - - case WLC_GET_SHORTSLOT_OVERRIDE: - *pval = wlc->shortslot_override; - break; - - case WLC_SET_SHORTSLOT_OVERRIDE: - if ((val != WLC_SHORTSLOT_AUTO) && - (val != WLC_SHORTSLOT_OFF) && (val != WLC_SHORTSLOT_ON)) { - bcmerror = BCME_RANGE; - break; - } - - wlc->shortslot_override = (s8) val; - - /* shortslot is an 11g feature, so no more work if we are - * currently on the 5G band - */ - if (BAND_5G(wlc->band->bandtype)) - break; - - if (wlc->pub->up && wlc->pub->associated) { - /* let watchdog or beacon processing update shortslot */ - } else if (wlc->pub->up) { - /* unassociated shortslot is off */ - wlc_switch_shortslot(wlc, false); - } else { - /* driver is down, so just update the wlc_info value */ - if (wlc->shortslot_override == WLC_SHORTSLOT_AUTO) { - wlc->shortslot = false; - } else { - wlc->shortslot = - (wlc->shortslot_override == - WLC_SHORTSLOT_ON); - } - } - - break; - - case WLC_GET_LEGACY_ERP: - *pval = wlc->include_legacy_erp; - break; - - case WLC_SET_LEGACY_ERP: - if (wlc->include_legacy_erp == bool_val) - break; - - wlc->include_legacy_erp = bool_val; - - if (AP_ENAB(wlc->pub) && wlc->clk) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, true); - } - break; - - case WLC_GET_GMODE: - if (wlc->band->bandtype == WLC_BAND_2G) - *pval = wlc->band->gmode; - else if (NBANDS(wlc) > 1) - *pval = wlc->bandstate[OTHERBANDUNIT(wlc)]->gmode; - break; - - case WLC_SET_GMODE: - if (!wlc->pub->associated) - bcmerror = wlc_set_gmode(wlc, (u8) val, true); - else { - bcmerror = BCME_ASSOCIATED; - break; - } - break; - - case WLC_GET_GMODE_PROTECTION: - *pval = wlc->protection->_g; - break; - - case WLC_GET_PROTECTION_CONTROL: - *pval = wlc->protection->overlap; - break; - - case WLC_SET_PROTECTION_CONTROL: - if ((val != WLC_PROTECTION_CTL_OFF) && - (val != WLC_PROTECTION_CTL_LOCAL) && - (val != WLC_PROTECTION_CTL_OVERLAP)) { - bcmerror = BCME_RANGE; - break; - } - - wlc_protection_upd(wlc, WLC_PROT_OVERLAP, (s8) val); - - /* Current g_protection will sync up to the specified control alg in watchdog - * if the driver is up and associated. - * If the driver is down or not associated, the control setting has no effect. - */ - break; - - case WLC_GET_GMODE_PROTECTION_OVERRIDE: - *pval = wlc->protection->g_override; - break; - - case WLC_SET_GMODE_PROTECTION_OVERRIDE: - if ((val != WLC_PROTECTION_AUTO) && - (val != WLC_PROTECTION_OFF) && (val != WLC_PROTECTION_ON)) { - bcmerror = BCME_RANGE; - break; - } - - wlc_protection_upd(wlc, WLC_PROT_G_OVR, (s8) val); - - break; - - case WLC_SET_SUP_RATESET_OVERRIDE:{ - wlc_rateset_t rs, new; - - /* copyin */ - if (len < (int)sizeof(wlc_rateset_t)) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - bcopy((char *)arg, (char *)&rs, sizeof(wlc_rateset_t)); - - /* check for bad count value */ - if (rs.count > WLC_NUMRATES) { - bcmerror = BCME_BADRATESET; /* invalid rateset */ - break; - } - - /* this command is only appropriate for gmode operation */ - if (!(wlc->band->gmode || - ((NBANDS(wlc) > 1) - && wlc->bandstate[OTHERBANDUNIT(wlc)]->gmode))) { - bcmerror = BCME_BADBAND; /* gmode only command when not in gmode */ - break; - } - - /* check for an empty rateset to clear the override */ - if (rs.count == 0) { - memset(&wlc->sup_rates_override, 0, - sizeof(wlc_rateset_t)); - break; - } - - /* validate rateset by comparing pre and post sorted against 11g hw rates */ - wlc_rateset_filter(&rs, &new, false, WLC_RATES_CCK_OFDM, - RATE_MASK, BSS_N_ENAB(wlc, bsscfg)); - wlc_rate_hwrs_filter_sort_validate(&new, - &cck_ofdm_rates, - false, - wlc->stf->txstreams); - if (rs.count != new.count) { - bcmerror = BCME_BADRATESET; /* invalid rateset */ - break; - } - - /* apply new rateset to the override */ - bcopy((char *)&new, (char *)&wlc->sup_rates_override, - sizeof(wlc_rateset_t)); - - /* update bcn and probe resp if needed */ - if (wlc->pub->up && AP_ENAB(wlc->pub) - && wlc->pub->associated) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, true); - } - break; - } - - case WLC_GET_SUP_RATESET_OVERRIDE: - /* this command is only appropriate for gmode operation */ - if (!(wlc->band->gmode || - ((NBANDS(wlc) > 1) - && wlc->bandstate[OTHERBANDUNIT(wlc)]->gmode))) { - bcmerror = BCME_BADBAND; /* gmode only command when not in gmode */ - break; - } - if (len < (int)sizeof(wlc_rateset_t)) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - bcopy((char *)&wlc->sup_rates_override, (char *)arg, - sizeof(wlc_rateset_t)); - - break; - - case WLC_GET_PRB_RESP_TIMEOUT: - *pval = wlc->prb_resp_timeout; - break; - - case WLC_SET_PRB_RESP_TIMEOUT: - if (wlc->pub->up) { - bcmerror = BCME_NOTDOWN; - break; - } - if (val < 0 || val >= 0xFFFF) { - bcmerror = BCME_RANGE; /* bad value */ - break; - } - wlc->prb_resp_timeout = (u16) val; - break; - - case WLC_GET_KEY_PRIMARY:{ - wsec_key_t *key; - - /* treat the 'val' parm as the key id */ - key = WSEC_BSS_DEFAULT_KEY(bsscfg); - if (key != NULL) { - *pval = key->id == val ? true : false; - } else { - bcmerror = BCME_BADKEYIDX; - } - break; - } - - case WLC_SET_KEY_PRIMARY:{ - wsec_key_t *key, *old_key; - - bcmerror = BCME_BADKEYIDX; - - /* treat the 'val' parm as the key id */ - for (i = 0; i < WSEC_MAX_DEFAULT_KEYS; i++) { - key = bsscfg->bss_def_keys[i]; - if (key != NULL && key->id == val) { - old_key = WSEC_BSS_DEFAULT_KEY(bsscfg); - if (old_key != NULL) - old_key->flags &= - ~WSEC_PRIMARY_KEY; - key->flags |= WSEC_PRIMARY_KEY; - bsscfg->wsec_index = i; - bcmerror = BCME_OK; - } - } - break; - } - -#ifdef BCMDBG - case WLC_INIT: - wl_init(wlc->wl); - break; -#endif - - case WLC_SET_VAR: - case WLC_GET_VAR:{ - char *name; - /* validate the name value */ - name = (char *)arg; - for (i = 0; i < (uint) len && *name != '\0'; - i++, name++) - ; - - if (i == (uint) len) { - bcmerror = BCME_BUFTOOSHORT; - break; - } - i++; /* include the null in the string length */ - - if (cmd == WLC_GET_VAR) { - bcmerror = - wlc_iovar_op(wlc, arg, - (void *)((s8 *) arg + i), - len - i, arg, len, IOV_GET, - wlcif); - } else - bcmerror = - wlc_iovar_op(wlc, arg, NULL, 0, - (void *)((s8 *) arg + i), - len - i, IOV_SET, wlcif); - - break; - } - - case WLC_SET_WSEC_PMK: - bcmerror = BCME_UNSUPPORTED; - break; - -#if defined(BCMDBG) - case WLC_CURRENT_PWR: - if (!wlc->pub->up) - bcmerror = BCME_NOTUP; - else - bcmerror = wlc_get_current_txpwr(wlc, arg, len); - break; -#endif - - case WLC_LAST: - WL_ERROR("%s: WLC_LAST\n", __func__); - } - done: - - if (bcmerror) { - if (VALID_BCMERROR(bcmerror)) - wlc->pub->bcmerror = bcmerror; - else { - bcmerror = 0; - } - - } - /* BMAC_NOTE: for HIGH_ONLY driver, this seems being called after RPC bus failed */ - /* In hw_off condition, IOCTLs that reach here are deemed safe but taclear would - * certainly result in getting -1 for register reads. So skip ta_clear altogether - */ - if (!(wlc->pub->hw_off)) - ASSERT(wlc_bmac_taclear(wlc->hw, ta_ok) || !ta_ok); - - return bcmerror; -} - -#if defined(BCMDBG) -/* consolidated register access ioctl error checking */ -int wlc_iocregchk(struct wlc_info *wlc, uint band) -{ - /* if band is specified, it must be the current band */ - if ((band != WLC_BAND_AUTO) && (band != (uint) wlc->band->bandtype)) - return BCME_BADBAND; - - /* if multiband and band is not specified, band must be locked */ - if ((band == WLC_BAND_AUTO) && IS_MBAND_UNLOCKED(wlc)) - return BCME_NOTBANDLOCKED; - - /* must have core clocks */ - if (!wlc->clk) - return BCME_NOCLK; - - return 0; -} -#endif /* defined(BCMDBG) */ - -#if defined(BCMDBG) -/* For some ioctls, make sure that the pi pointer matches the current phy */ -int wlc_iocpichk(struct wlc_info *wlc, uint phytype) -{ - if (wlc->band->phytype != phytype) - return BCME_BADBAND; - return 0; -} -#endif - -/* Look up the given var name in the given table */ -static const bcm_iovar_t *wlc_iovar_lookup(const bcm_iovar_t *table, - const char *name) -{ - const bcm_iovar_t *vi; - const char *lookup_name; - - /* skip any ':' delimited option prefixes */ - lookup_name = strrchr(name, ':'); - if (lookup_name != NULL) - lookup_name++; - else - lookup_name = name; - - ASSERT(table != NULL); - - for (vi = table; vi->name; vi++) { - if (!strcmp(vi->name, lookup_name)) - return vi; - } - /* ran to end of table */ - - return NULL; /* var name not found */ -} - -/* simplified integer get interface for common WLC_GET_VAR ioctl handler */ -int wlc_iovar_getint(struct wlc_info *wlc, const char *name, int *arg) -{ - return wlc_iovar_op(wlc, name, NULL, 0, arg, sizeof(s32), IOV_GET, - NULL); -} - -/* simplified integer set interface for common WLC_SET_VAR ioctl handler */ -int wlc_iovar_setint(struct wlc_info *wlc, const char *name, int arg) -{ - return wlc_iovar_op(wlc, name, NULL, 0, (void *)&arg, sizeof(arg), - IOV_SET, NULL); -} - -/* simplified s8 get interface for common WLC_GET_VAR ioctl handler */ -int wlc_iovar_gets8(struct wlc_info *wlc, const char *name, s8 *arg) -{ - int iovar_int; - int err; - - err = - wlc_iovar_op(wlc, name, NULL, 0, &iovar_int, sizeof(iovar_int), - IOV_GET, NULL); - if (!err) - *arg = (s8) iovar_int; - - return err; -} - -/* - * register iovar table, watchdog and down handlers. - * calling function must keep 'iovars' until wlc_module_unregister is called. - * 'iovar' must have the last entry's name field being NULL as terminator. - */ -int wlc_module_register(struct wlc_pub *pub, const bcm_iovar_t *iovars, - const char *name, void *hdl, iovar_fn_t i_fn, - watchdog_fn_t w_fn, down_fn_t d_fn) -{ - struct wlc_info *wlc = (struct wlc_info *) pub->wlc; - int i; - - ASSERT(name != NULL); - ASSERT(i_fn != NULL || w_fn != NULL || d_fn != NULL); - - /* find an empty entry and just add, no duplication check! */ - for (i = 0; i < WLC_MAXMODULES; i++) { - if (wlc->modulecb[i].name[0] == '\0') { - strncpy(wlc->modulecb[i].name, name, - sizeof(wlc->modulecb[i].name) - 1); - wlc->modulecb[i].iovars = iovars; - wlc->modulecb[i].hdl = hdl; - wlc->modulecb[i].iovar_fn = i_fn; - wlc->modulecb[i].watchdog_fn = w_fn; - wlc->modulecb[i].down_fn = d_fn; - return 0; - } - } - - /* it is time to increase the capacity */ - ASSERT(i < WLC_MAXMODULES); - return BCME_NORESOURCE; -} - -/* unregister module callbacks */ -int wlc_module_unregister(struct wlc_pub *pub, const char *name, void *hdl) -{ - struct wlc_info *wlc = (struct wlc_info *) pub->wlc; - int i; - - if (wlc == NULL) - return BCME_NOTFOUND; - - ASSERT(name != NULL); - - for (i = 0; i < WLC_MAXMODULES; i++) { - if (!strcmp(wlc->modulecb[i].name, name) && - (wlc->modulecb[i].hdl == hdl)) { - memset(&wlc->modulecb[i], 0, sizeof(modulecb_t)); - return 0; - } - } - - /* table not found! */ - return BCME_NOTFOUND; -} - -/* Write WME tunable parameters for retransmit/max rate from wlc struct to ucode */ -static void wlc_wme_retries_write(struct wlc_info *wlc) -{ - int ac; - - /* Need clock to do this */ - if (!wlc->clk) - return; - - for (ac = 0; ac < AC_COUNT; ac++) { - wlc_write_shm(wlc, M_AC_TXLMT_ADDR(ac), wlc->wme_retries[ac]); - } -} - -/* Get or set an iovar. The params/p_len pair specifies any additional - * qualifying parameters (e.g. an "element index") for a get, while the - * arg/len pair is the buffer for the value to be set or retrieved. - * Operation (get/set) is specified by the last argument. - * interface context provided by wlcif - * - * All pointers may point into the same buffer. - */ -int -wlc_iovar_op(struct wlc_info *wlc, const char *name, - void *params, int p_len, void *arg, int len, - bool set, struct wlc_if *wlcif) -{ - int err = 0; - int val_size; - const bcm_iovar_t *vi = NULL; - u32 actionid; - int i; - - ASSERT(name != NULL); - - ASSERT(len >= 0); - - /* Get MUST have return space */ - ASSERT(set || (arg && len)); - - ASSERT(!(wlc->pub->hw_off && wlc->pub->up)); - - /* Set does NOT take qualifiers */ - ASSERT(!set || (!params && !p_len)); - - if (!set && (len == sizeof(int)) && - !(IS_ALIGNED((unsigned long)(arg), (uint) sizeof(int)))) { - WL_ERROR("wl%d: %s unaligned get ptr for %s\n", - wlc->pub->unit, __func__, name); - ASSERT(0); - } - - /* find the given iovar name */ - for (i = 0; i < WLC_MAXMODULES; i++) { - if (!wlc->modulecb[i].iovars) - continue; - vi = wlc_iovar_lookup(wlc->modulecb[i].iovars, name); - if (vi) - break; - } - /* iovar name not found */ - if (i >= WLC_MAXMODULES) { - err = BCME_UNSUPPORTED; - goto exit; - } - - /* set up 'params' pointer in case this is a set command so that - * the convenience int and bool code can be common to set and get - */ - if (params == NULL) { - params = arg; - p_len = len; - } - - if (vi->type == IOVT_VOID) - val_size = 0; - else if (vi->type == IOVT_BUFFER) - val_size = len; - else - /* all other types are integer sized */ - val_size = sizeof(int); - - actionid = set ? IOV_SVAL(vi->varid) : IOV_GVAL(vi->varid); - - /* Do the actual parameter implementation */ - err = wlc->modulecb[i].iovar_fn(wlc->modulecb[i].hdl, vi, actionid, - name, params, p_len, arg, len, val_size, - wlcif); - - exit: - return err; -} - -int -wlc_iovar_check(struct wlc_pub *pub, const bcm_iovar_t *vi, void *arg, int len, - bool set) -{ - struct wlc_info *wlc = (struct wlc_info *) pub->wlc; - int err = 0; - s32 int_val = 0; - - /* check generic condition flags */ - if (set) { - if (((vi->flags & IOVF_SET_DOWN) && wlc->pub->up) || - ((vi->flags & IOVF_SET_UP) && !wlc->pub->up)) { - err = (wlc->pub->up ? BCME_NOTDOWN : BCME_NOTUP); - } else if ((vi->flags & IOVF_SET_BAND) - && IS_MBAND_UNLOCKED(wlc)) { - err = BCME_NOTBANDLOCKED; - } else if ((vi->flags & IOVF_SET_CLK) && !wlc->clk) { - err = BCME_NOCLK; - } - } else { - if (((vi->flags & IOVF_GET_DOWN) && wlc->pub->up) || - ((vi->flags & IOVF_GET_UP) && !wlc->pub->up)) { - err = (wlc->pub->up ? BCME_NOTDOWN : BCME_NOTUP); - } else if ((vi->flags & IOVF_GET_BAND) - && IS_MBAND_UNLOCKED(wlc)) { - err = BCME_NOTBANDLOCKED; - } else if ((vi->flags & IOVF_GET_CLK) && !wlc->clk) { - err = BCME_NOCLK; - } - } - - if (err) - goto exit; - - /* length check on io buf */ - err = bcm_iovar_lencheck(vi, arg, len, set); - if (err) - goto exit; - - /* On set, check value ranges for integer types */ - if (set) { - switch (vi->type) { - case IOVT_BOOL: - case IOVT_INT8: - case IOVT_INT16: - case IOVT_INT32: - case IOVT_UINT8: - case IOVT_UINT16: - case IOVT_UINT32: - bcopy(arg, &int_val, sizeof(int)); - err = wlc_iovar_rangecheck(wlc, int_val, vi); - break; - } - } - exit: - return err; -} - -/* handler for iovar table wlc_iovars */ -/* - * IMPLEMENTATION NOTE: In order to avoid checking for get/set in each - * iovar case, the switch statement maps the iovar id into separate get - * and set values. If you add a new iovar to the switch you MUST use - * IOV_GVAL and/or IOV_SVAL in the case labels to avoid conflict with - * another case. - * Please use params for additional qualifying parameters. - */ -int -wlc_doiovar(void *hdl, const bcm_iovar_t *vi, u32 actionid, - const char *name, void *params, uint p_len, void *arg, int len, - int val_size, struct wlc_if *wlcif) -{ - struct wlc_info *wlc = hdl; - wlc_bsscfg_t *bsscfg; - int err = 0; - s32 int_val = 0; - s32 int_val2 = 0; - s32 *ret_int_ptr; - bool bool_val; - bool bool_val2; - wlc_bss_info_t *current_bss; - - WL_TRACE("wl%d: %s\n", wlc->pub->unit, __func__); - - bsscfg = NULL; - current_bss = NULL; - - err = wlc_iovar_check(wlc->pub, vi, arg, len, IOV_ISSET(actionid)); - if (err != 0) - return err; - - /* convenience int and bool vals for first 8 bytes of buffer */ - if (p_len >= (int)sizeof(int_val)) - bcopy(params, &int_val, sizeof(int_val)); - - if (p_len >= (int)sizeof(int_val) * 2) - bcopy((void *)((unsigned long)params + sizeof(int_val)), &int_val2, - sizeof(int_val)); - - /* convenience int ptr for 4-byte gets (requires int aligned arg) */ - ret_int_ptr = (s32 *) arg; - - bool_val = (int_val != 0) ? true : false; - bool_val2 = (int_val2 != 0) ? true : false; - - WL_TRACE("wl%d: %s: id %d\n", - wlc->pub->unit, __func__, IOV_ID(actionid)); - /* Do the actual parameter implementation */ - switch (actionid) { - - case IOV_GVAL(IOV_QTXPOWER):{ - uint qdbm; - bool override; - - err = wlc_phy_txpower_get(wlc->band->pi, &qdbm, - &override); - if (err != BCME_OK) - return err; - - /* Return qdbm units */ - *ret_int_ptr = - qdbm | (override ? WL_TXPWR_OVERRIDE : 0); - break; - } - - /* As long as override is false, this only sets the *user* targets. - User can twiddle this all he wants with no harm. - wlc_phy_txpower_set() explicitly sets override to false if - not internal or test. - */ - case IOV_SVAL(IOV_QTXPOWER):{ - u8 qdbm; - bool override; - - /* Remove override bit and clip to max qdbm value */ - qdbm = (u8)min_t(u32, (int_val & ~WL_TXPWR_OVERRIDE), 0xff); - /* Extract override setting */ - override = (int_val & WL_TXPWR_OVERRIDE) ? true : false; - err = - wlc_phy_txpower_set(wlc->band->pi, qdbm, override); - break; - } - - case IOV_GVAL(IOV_MPC): - *ret_int_ptr = (s32) wlc->mpc; - break; - - case IOV_SVAL(IOV_MPC): - wlc->mpc = bool_val; - wlc_radio_mpc_upd(wlc); - - break; - - case IOV_GVAL(IOV_BCN_LI_BCN): - *ret_int_ptr = wlc->bcn_li_bcn; - break; - - case IOV_SVAL(IOV_BCN_LI_BCN): - wlc->bcn_li_bcn = (u8) int_val; - if (wlc->pub->up) - wlc_bcn_li_upd(wlc); - break; - - default: - WL_ERROR("wl%d: %s: unsupported\n", wlc->pub->unit, __func__); - err = BCME_UNSUPPORTED; - break; - } - - goto exit; /* avoid unused label warning */ - - exit: - return err; -} - -static int -wlc_iovar_rangecheck(struct wlc_info *wlc, u32 val, const bcm_iovar_t *vi) -{ - int err = 0; - u32 min_val = 0; - u32 max_val = 0; - - /* Only ranged integers are checked */ - switch (vi->type) { - case IOVT_INT32: - max_val |= 0x7fffffff; - /* fall through */ - case IOVT_INT16: - max_val |= 0x00007fff; - /* fall through */ - case IOVT_INT8: - max_val |= 0x0000007f; - min_val = ~max_val; - if (vi->flags & IOVF_NTRL) - min_val = 1; - else if (vi->flags & IOVF_WHL) - min_val = 0; - /* Signed values are checked against max_val and min_val */ - if ((s32) val < (s32) min_val - || (s32) val > (s32) max_val) - err = BCME_RANGE; - break; - - case IOVT_UINT32: - max_val |= 0xffffffff; - /* fall through */ - case IOVT_UINT16: - max_val |= 0x0000ffff; - /* fall through */ - case IOVT_UINT8: - max_val |= 0x000000ff; - if (vi->flags & IOVF_NTRL) - min_val = 1; - if ((val < min_val) || (val > max_val)) - err = BCME_RANGE; - break; - } - - return err; -} - -#ifdef BCMDBG -static const char *supr_reason[] = { - "None", "PMQ Entry", "Flush request", - "Previous frag failure", "Channel mismatch", - "Lifetime Expiry", "Underflow" -}; - -static void wlc_print_txs_status(u16 s) -{ - printf("[15:12] %d frame attempts\n", (s & TX_STATUS_FRM_RTX_MASK) >> - TX_STATUS_FRM_RTX_SHIFT); - printf(" [11:8] %d rts attempts\n", (s & TX_STATUS_RTS_RTX_MASK) >> - TX_STATUS_RTS_RTX_SHIFT); - printf(" [7] %d PM mode indicated\n", - ((s & TX_STATUS_PMINDCTD) ? 1 : 0)); - printf(" [6] %d intermediate status\n", - ((s & TX_STATUS_INTERMEDIATE) ? 1 : 0)); - printf(" [5] %d AMPDU\n", (s & TX_STATUS_AMPDU) ? 1 : 0); - printf(" [4:2] %d Frame Suppressed Reason (%s)\n", - ((s & TX_STATUS_SUPR_MASK) >> TX_STATUS_SUPR_SHIFT), - supr_reason[(s & TX_STATUS_SUPR_MASK) >> TX_STATUS_SUPR_SHIFT]); - printf(" [1] %d acked\n", ((s & TX_STATUS_ACK_RCV) ? 1 : 0)); -} -#endif /* BCMDBG */ - -void wlc_print_txstatus(tx_status_t *txs) -{ -#if defined(BCMDBG) - u16 s = txs->status; - u16 ackphyrxsh = txs->ackphyrxsh; - - printf("\ntxpkt (MPDU) Complete\n"); - - printf("FrameID: %04x ", txs->frameid); - printf("TxStatus: %04x", s); - printf("\n"); -#ifdef BCMDBG - wlc_print_txs_status(s); -#endif - printf("LastTxTime: %04x ", txs->lasttxtime); - printf("Seq: %04x ", txs->sequence); - printf("PHYTxStatus: %04x ", txs->phyerr); - printf("RxAckRSSI: %04x ", - (ackphyrxsh & PRXS1_JSSI_MASK) >> PRXS1_JSSI_SHIFT); - printf("RxAckSQ: %04x", (ackphyrxsh & PRXS1_SQ_MASK) >> PRXS1_SQ_SHIFT); - printf("\n"); -#endif /* defined(BCMDBG) */ -} - -#define MACSTATUPD(name) \ - wlc_ctrupd_cache(macstats.name, &wlc->core->macstat_snapshot->name, &wlc->pub->_cnt->name) - -void wlc_statsupd(struct wlc_info *wlc) -{ - int i; -#ifdef BCMDBG - u16 delta; - u16 rxf0ovfl; - u16 txfunfl[NFIFO]; -#endif /* BCMDBG */ - - /* if driver down, make no sense to update stats */ - if (!wlc->pub->up) - return; - -#ifdef BCMDBG - /* save last rx fifo 0 overflow count */ - rxf0ovfl = wlc->core->macstat_snapshot->rxf0ovfl; - - /* save last tx fifo underflow count */ - for (i = 0; i < NFIFO; i++) - txfunfl[i] = wlc->core->macstat_snapshot->txfunfl[i]; -#endif /* BCMDBG */ - -#ifdef BCMDBG - /* check for rx fifo 0 overflow */ - delta = (u16) (wlc->core->macstat_snapshot->rxf0ovfl - rxf0ovfl); - if (delta) - WL_ERROR("wl%d: %u rx fifo 0 overflows!\n", - wlc->pub->unit, delta); - - /* check for tx fifo underflows */ - for (i = 0; i < NFIFO; i++) { - delta = - (u16) (wlc->core->macstat_snapshot->txfunfl[i] - - txfunfl[i]); - if (delta) - WL_ERROR("wl%d: %u tx fifo %d underflows!\n", - wlc->pub->unit, delta, i); - } -#endif /* BCMDBG */ - - /* dot11 counter update */ - - WLCNTSET(wlc->pub->_cnt->txrts, - (wlc->pub->_cnt->rxctsucast - - wlc->pub->_cnt->d11cnt_txrts_off)); - WLCNTSET(wlc->pub->_cnt->rxcrc, - (wlc->pub->_cnt->rxbadfcs - wlc->pub->_cnt->d11cnt_rxcrc_off)); - WLCNTSET(wlc->pub->_cnt->txnocts, - ((wlc->pub->_cnt->txrtsfrm - wlc->pub->_cnt->rxctsucast) - - wlc->pub->_cnt->d11cnt_txnocts_off)); - - /* merge counters from dma module */ - for (i = 0; i < NFIFO; i++) { - if (wlc->hw->di[i]) { - WLCNTADD(wlc->pub->_cnt->txnobuf, - (wlc->hw->di[i])->txnobuf); - WLCNTADD(wlc->pub->_cnt->rxnobuf, - (wlc->hw->di[i])->rxnobuf); - WLCNTADD(wlc->pub->_cnt->rxgiant, - (wlc->hw->di[i])->rxgiants); - dma_counterreset(wlc->hw->di[i]); - } - } - - /* - * Aggregate transmit and receive errors that probably resulted - * in the loss of a frame are computed on the fly. - */ - WLCNTSET(wlc->pub->_cnt->txerror, - wlc->pub->_cnt->txnobuf + wlc->pub->_cnt->txnoassoc + - wlc->pub->_cnt->txuflo + wlc->pub->_cnt->txrunt + - wlc->pub->_cnt->dmade + wlc->pub->_cnt->dmada + - wlc->pub->_cnt->dmape); - WLCNTSET(wlc->pub->_cnt->rxerror, - wlc->pub->_cnt->rxoflo + wlc->pub->_cnt->rxnobuf + - wlc->pub->_cnt->rxfragerr + wlc->pub->_cnt->rxrunt + - wlc->pub->_cnt->rxgiant + wlc->pub->_cnt->rxnoscb + - wlc->pub->_cnt->rxbadsrcmac); - for (i = 0; i < NFIFO; i++) - WLCNTADD(wlc->pub->_cnt->rxerror, wlc->pub->_cnt->rxuflo[i]); -} - -bool wlc_chipmatch(u16 vendor, u16 device) -{ - if (vendor != VENDOR_BROADCOM) { - WL_ERROR("wlc_chipmatch: unknown vendor id %04x\n", vendor); - return false; - } - - if ((device == BCM43224_D11N_ID) || (device == BCM43225_D11N2G_ID)) - return true; - - if (device == BCM4313_D11N2G_ID) - return true; - if ((device == BCM43236_D11N_ID) || (device == BCM43236_D11N2G_ID)) - return true; - - WL_ERROR("wlc_chipmatch: unknown device id %04x\n", device); - return false; -} - -#if defined(BCMDBG) -void wlc_print_txdesc(d11txh_t *txh) -{ - u16 mtcl = ltoh16(txh->MacTxControlLow); - u16 mtch = ltoh16(txh->MacTxControlHigh); - u16 mfc = ltoh16(txh->MacFrameControl); - u16 tfest = ltoh16(txh->TxFesTimeNormal); - u16 ptcw = ltoh16(txh->PhyTxControlWord); - u16 ptcw_1 = ltoh16(txh->PhyTxControlWord_1); - u16 ptcw_1_Fbr = ltoh16(txh->PhyTxControlWord_1_Fbr); - u16 ptcw_1_Rts = ltoh16(txh->PhyTxControlWord_1_Rts); - u16 ptcw_1_FbrRts = ltoh16(txh->PhyTxControlWord_1_FbrRts); - u16 mainrates = ltoh16(txh->MainRates); - u16 xtraft = ltoh16(txh->XtraFrameTypes); - u8 *iv = txh->IV; - u8 *ra = txh->TxFrameRA; - u16 tfestfb = ltoh16(txh->TxFesTimeFallback); - u8 *rtspfb = txh->RTSPLCPFallback; - u16 rtsdfb = ltoh16(txh->RTSDurFallback); - u8 *fragpfb = txh->FragPLCPFallback; - u16 fragdfb = ltoh16(txh->FragDurFallback); - u16 mmodelen = ltoh16(txh->MModeLen); - u16 mmodefbrlen = ltoh16(txh->MModeFbrLen); - u16 tfid = ltoh16(txh->TxFrameID); - u16 txs = ltoh16(txh->TxStatus); - u16 mnmpdu = ltoh16(txh->MaxNMpdus); - u16 mabyte = ltoh16(txh->MaxABytes_MRT); - u16 mabyte_f = ltoh16(txh->MaxABytes_FBR); - u16 mmbyte = ltoh16(txh->MinMBytes); - - u8 *rtsph = txh->RTSPhyHeader; - struct ieee80211_rts rts = txh->rts_frame; - char hexbuf[256]; - - /* add plcp header along with txh descriptor */ - prhex("Raw TxDesc + plcp header", (unsigned char *) txh, sizeof(d11txh_t) + 48); - - printf("TxCtlLow: %04x ", mtcl); - printf("TxCtlHigh: %04x ", mtch); - printf("FC: %04x ", mfc); - printf("FES Time: %04x\n", tfest); - printf("PhyCtl: %04x%s ", ptcw, - (ptcw & PHY_TXC_SHORT_HDR) ? " short" : ""); - printf("PhyCtl_1: %04x ", ptcw_1); - printf("PhyCtl_1_Fbr: %04x\n", ptcw_1_Fbr); - printf("PhyCtl_1_Rts: %04x ", ptcw_1_Rts); - printf("PhyCtl_1_Fbr_Rts: %04x\n", ptcw_1_FbrRts); - printf("MainRates: %04x ", mainrates); - printf("XtraFrameTypes: %04x ", xtraft); - printf("\n"); - - bcm_format_hex(hexbuf, iv, sizeof(txh->IV)); - printf("SecIV: %s\n", hexbuf); - bcm_format_hex(hexbuf, ra, sizeof(txh->TxFrameRA)); - printf("RA: %s\n", hexbuf); - - printf("Fb FES Time: %04x ", tfestfb); - bcm_format_hex(hexbuf, rtspfb, sizeof(txh->RTSPLCPFallback)); - printf("RTS PLCP: %s ", hexbuf); - printf("RTS DUR: %04x ", rtsdfb); - bcm_format_hex(hexbuf, fragpfb, sizeof(txh->FragPLCPFallback)); - printf("PLCP: %s ", hexbuf); - printf("DUR: %04x", fragdfb); - printf("\n"); - - printf("MModeLen: %04x ", mmodelen); - printf("MModeFbrLen: %04x\n", mmodefbrlen); - - printf("FrameID: %04x\n", tfid); - printf("TxStatus: %04x\n", txs); - - printf("MaxNumMpdu: %04x\n", mnmpdu); - printf("MaxAggbyte: %04x\n", mabyte); - printf("MaxAggbyte_fb: %04x\n", mabyte_f); - printf("MinByte: %04x\n", mmbyte); - - bcm_format_hex(hexbuf, rtsph, sizeof(txh->RTSPhyHeader)); - printf("RTS PLCP: %s ", hexbuf); - bcm_format_hex(hexbuf, (u8 *) &rts, sizeof(txh->rts_frame)); - printf("RTS Frame: %s", hexbuf); - printf("\n"); - -} -#endif /* defined(BCMDBG) */ - -#if defined(BCMDBG) -void wlc_print_rxh(d11rxhdr_t *rxh) -{ - u16 len = rxh->RxFrameSize; - u16 phystatus_0 = rxh->PhyRxStatus_0; - u16 phystatus_1 = rxh->PhyRxStatus_1; - u16 phystatus_2 = rxh->PhyRxStatus_2; - u16 phystatus_3 = rxh->PhyRxStatus_3; - u16 macstatus1 = rxh->RxStatus1; - u16 macstatus2 = rxh->RxStatus2; - char flagstr[64]; - char lenbuf[20]; - static const bcm_bit_desc_t macstat_flags[] = { - {RXS_FCSERR, "FCSErr"}, - {RXS_RESPFRAMETX, "Reply"}, - {RXS_PBPRES, "PADDING"}, - {RXS_DECATMPT, "DeCr"}, - {RXS_DECERR, "DeCrErr"}, - {RXS_BCNSENT, "Bcn"}, - {0, NULL} - }; - - prhex("Raw RxDesc", (unsigned char *) rxh, sizeof(d11rxhdr_t)); - - bcm_format_flags(macstat_flags, macstatus1, flagstr, 64); - - snprintf(lenbuf, sizeof(lenbuf), "0x%x", len); - - printf("RxFrameSize: %6s (%d)%s\n", lenbuf, len, - (rxh->PhyRxStatus_0 & PRXS0_SHORTH) ? " short preamble" : ""); - printf("RxPHYStatus: %04x %04x %04x %04x\n", - phystatus_0, phystatus_1, phystatus_2, phystatus_3); - printf("RxMACStatus: %x %s\n", macstatus1, flagstr); - printf("RXMACaggtype: %x\n", (macstatus2 & RXS_AGGTYPE_MASK)); - printf("RxTSFTime: %04x\n", rxh->RxTSFTime); -} -#endif /* defined(BCMDBG) */ - -#if defined(BCMDBG) -int wlc_format_ssid(char *buf, const unsigned char ssid[], uint ssid_len) -{ - uint i, c; - char *p = buf; - char *endp = buf + SSID_FMT_BUF_LEN; - - if (ssid_len > IEEE80211_MAX_SSID_LEN) - ssid_len = IEEE80211_MAX_SSID_LEN; - - for (i = 0; i < ssid_len; i++) { - c = (uint) ssid[i]; - if (c == '\\') { - *p++ = '\\'; - *p++ = '\\'; - } else if (isprint((unsigned char) c)) { - *p++ = (char)c; - } else { - p += snprintf(p, (endp - p), "\\x%02X", c); - } - } - *p = '\0'; - ASSERT(p < endp); - - return (int)(p - buf); -} -#endif /* defined(BCMDBG) */ - -u16 wlc_rate_shm_offset(struct wlc_info *wlc, u8 rate) -{ - return wlc_bmac_rate_shm_offset(wlc->hw, rate); -} - -/* Callback for device removed */ - -/* - * Attempts to queue a packet onto a multiple-precedence queue, - * if necessary evicting a lower precedence packet from the queue. - * - * 'prec' is the precedence number that has already been mapped - * from the packet priority. - * - * Returns true if packet consumed (queued), false if not. - */ -bool BCMFASTPATH -wlc_prec_enq(struct wlc_info *wlc, struct pktq *q, void *pkt, int prec) -{ - return wlc_prec_enq_head(wlc, q, pkt, prec, false); -} - -bool BCMFASTPATH -wlc_prec_enq_head(struct wlc_info *wlc, struct pktq *q, struct sk_buff *pkt, - int prec, bool head) -{ - struct sk_buff *p; - int eprec = -1; /* precedence to evict from */ - - /* Determine precedence from which to evict packet, if any */ - if (pktq_pfull(q, prec)) - eprec = prec; - else if (pktq_full(q)) { - p = pktq_peek_tail(q, &eprec); - ASSERT(p != NULL); - if (eprec > prec) { - WL_ERROR("%s: Failing: eprec %d > prec %d\n", - __func__, eprec, prec); - return false; - } - } - - /* Evict if needed */ - if (eprec >= 0) { - bool discard_oldest; - - /* Detect queueing to unconfigured precedence */ - ASSERT(!pktq_pempty(q, eprec)); - - discard_oldest = AC_BITMAP_TST(wlc->wme_dp, eprec); - - /* Refuse newer packet unless configured to discard oldest */ - if (eprec == prec && !discard_oldest) { - WL_ERROR("%s: No where to go, prec == %d\n", - __func__, prec); - return false; - } - - /* Evict packet according to discard policy */ - p = discard_oldest ? pktq_pdeq(q, eprec) : pktq_pdeq_tail(q, - eprec); - ASSERT(p != NULL); - - /* Increment wme stats */ - if (WME_ENAB(wlc->pub)) { - WLCNTINCR(wlc->pub->_wme_cnt-> - tx_failed[WME_PRIO2AC(p->priority)].packets); - WLCNTADD(wlc->pub->_wme_cnt-> - tx_failed[WME_PRIO2AC(p->priority)].bytes, - pkttotlen(wlc->osh, p)); - } - - ASSERT(0); - pkt_buf_free_skb(wlc->osh, p, true); - WLCNTINCR(wlc->pub->_cnt->txnobuf); - } - - /* Enqueue */ - if (head) - p = pktq_penq_head(q, prec, pkt); - else - p = pktq_penq(q, prec, pkt); - ASSERT(p != NULL); - - return true; -} - -void BCMFASTPATH wlc_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu, - uint prec) -{ - struct wlc_info *wlc = (struct wlc_info *) ctx; - wlc_txq_info_t *qi = wlc->active_queue; /* Check me */ - struct pktq *q = &qi->q; - int prio; - - prio = sdu->priority; - - ASSERT(pktq_max(q) >= wlc->pub->tunables->datahiwat); - - if (!wlc_prec_enq(wlc, q, sdu, prec)) { - if (!EDCF_ENAB(wlc->pub) - || (wlc->pub->wlfeatureflag & WL_SWFL_FLOWCONTROL)) - WL_ERROR("wl%d: wlc_txq_enq: txq overflow\n", - wlc->pub->unit); - - /* ASSERT(9 == 8); *//* XXX we might hit this condtion in case packet flooding from mac80211 stack */ - pkt_buf_free_skb(wlc->osh, sdu, true); - WLCNTINCR(wlc->pub->_cnt->txnobuf); - } - - /* Check if flow control needs to be turned on after enqueuing the packet - * Don't turn on flow control if EDCF is enabled. Driver would make the decision on what - * to drop instead of relying on stack to make the right decision - */ - if (!EDCF_ENAB(wlc->pub) - || (wlc->pub->wlfeatureflag & WL_SWFL_FLOWCONTROL)) { - if (pktq_len(q) >= wlc->pub->tunables->datahiwat) { - wlc_txflowcontrol(wlc, qi, ON, ALLPRIO); - } - } else if (wlc->pub->_priofc) { - if (pktq_plen(q, wlc_prio2prec_map[prio]) >= - wlc->pub->tunables->datahiwat) { - wlc_txflowcontrol(wlc, qi, ON, prio); - } - } -} - -bool BCMFASTPATH -wlc_sendpkt_mac80211(struct wlc_info *wlc, struct sk_buff *sdu, - struct ieee80211_hw *hw) -{ - u8 prio; - uint fifo; - void *pkt; - struct scb *scb = &global_scb; - struct ieee80211_hdr *d11_header = (struct ieee80211_hdr *)(sdu->data); - u16 type, fc; - - ASSERT(sdu); - - fc = ltoh16(d11_header->frame_control); - type = (fc & IEEE80211_FCTL_FTYPE); - - /* 802.11 standard requires management traffic to go at highest priority */ - prio = (type == IEEE80211_FTYPE_DATA ? sdu->priority : MAXPRIO); - fifo = prio2fifo[prio]; - - ASSERT((uint) skb_headroom(sdu) >= TXOFF); - ASSERT(!(sdu->cloned)); - ASSERT(!(sdu->next)); - ASSERT(!(sdu->prev)); - ASSERT(fifo < NFIFO); - - pkt = sdu; - if (unlikely - (wlc_d11hdrs_mac80211(wlc, hw, pkt, scb, 0, 1, fifo, 0, NULL, 0))) - return -EINVAL; - wlc_txq_enq(wlc, scb, pkt, WLC_PRIO_TO_PREC(prio)); - wlc_send_q(wlc, wlc->active_queue); - - WLCNTINCR(wlc->pub->_cnt->ieee_tx); - return 0; -} - -void BCMFASTPATH wlc_send_q(struct wlc_info *wlc, wlc_txq_info_t *qi) -{ - struct sk_buff *pkt[DOT11_MAXNUMFRAGS]; - int prec; - u16 prec_map; - int err = 0, i, count; - uint fifo; - struct pktq *q = &qi->q; - struct ieee80211_tx_info *tx_info; - - /* only do work for the active queue */ - if (qi != wlc->active_queue) - return; - - if (in_send_q) - return; - else - in_send_q = true; - - prec_map = wlc->tx_prec_map; - - /* Send all the enq'd pkts that we can. - * Dequeue packets with precedence with empty HW fifo only - */ - while (prec_map && (pkt[0] = pktq_mdeq(q, prec_map, &prec))) { - tx_info = IEEE80211_SKB_CB(pkt[0]); - if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) { - err = wlc_sendampdu(wlc->ampdu, qi, pkt, prec); - } else { - count = 1; - err = wlc_prep_pdu(wlc, pkt[0], &fifo); - if (!err) { - for (i = 0; i < count; i++) { - wlc_txfifo(wlc, fifo, pkt[i], true, 1); - } - } - } - - if (err == BCME_BUSY) { - pktq_penq_head(q, prec, pkt[0]); - /* If send failed due to any other reason than a change in - * HW FIFO condition, quit. Otherwise, read the new prec_map! - */ - if (prec_map == wlc->tx_prec_map) - break; - prec_map = wlc->tx_prec_map; - } - } - - /* Check if flow control needs to be turned off after sending the packet */ - if (!EDCF_ENAB(wlc->pub) - || (wlc->pub->wlfeatureflag & WL_SWFL_FLOWCONTROL)) { - if (wlc_txflowcontrol_prio_isset(wlc, qi, ALLPRIO) - && (pktq_len(q) < wlc->pub->tunables->datahiwat / 2)) { - wlc_txflowcontrol(wlc, qi, OFF, ALLPRIO); - } - } else if (wlc->pub->_priofc) { - int prio; - for (prio = MAXPRIO; prio >= 0; prio--) { - if (wlc_txflowcontrol_prio_isset(wlc, qi, prio) && - (pktq_plen(q, wlc_prio2prec_map[prio]) < - wlc->pub->tunables->datahiwat / 2)) { - wlc_txflowcontrol(wlc, qi, OFF, prio); - } - } - } - in_send_q = false; -} - -/* - * bcmc_fid_generate: - * Generate frame ID for a BCMC packet. The frag field is not used - * for MC frames so is used as part of the sequence number. - */ -static inline u16 -bcmc_fid_generate(struct wlc_info *wlc, wlc_bsscfg_t *bsscfg, d11txh_t *txh) -{ - u16 frameid; - - frameid = ltoh16(txh->TxFrameID) & ~(TXFID_SEQ_MASK | TXFID_QUEUE_MASK); - frameid |= - (((wlc-> - mc_fid_counter++) << TXFID_SEQ_SHIFT) & TXFID_SEQ_MASK) | - TX_BCMC_FIFO; - - return frameid; -} - -void BCMFASTPATH -wlc_txfifo(struct wlc_info *wlc, uint fifo, struct sk_buff *p, bool commit, - s8 txpktpend) -{ - u16 frameid = INVALIDFID; - d11txh_t *txh; - - ASSERT(fifo < NFIFO); - txh = (d11txh_t *) (p->data); - - /* When a BC/MC frame is being committed to the BCMC fifo via DMA (NOT PIO), update - * ucode or BSS info as appropriate. - */ - if (fifo == TX_BCMC_FIFO) { - frameid = ltoh16(txh->TxFrameID); - - } - - if (WLC_WAR16165(wlc)) - wlc_war16165(wlc, true); - - - /* Bump up pending count for if not using rpc. If rpc is used, this will be handled - * in wlc_bmac_txfifo() - */ - if (commit) { - TXPKTPENDINC(wlc, fifo, txpktpend); - WL_TRACE("wlc_txfifo, pktpend inc %d to %d\n", - txpktpend, TXPKTPENDGET(wlc, fifo)); - } - - /* Commit BCMC sequence number in the SHM frame ID location */ - if (frameid != INVALIDFID) - BCMCFID(wlc, frameid); - - if (dma_txfast(wlc->hw->di[fifo], p, commit) < 0) { - WL_ERROR("wlc_txfifo: fatal, toss frames !!!\n"); - } -} - -static u16 -wlc_compute_airtime(struct wlc_info *wlc, ratespec_t rspec, uint length) -{ - u16 usec = 0; - uint mac_rate = RSPEC2RATE(rspec); - uint nsyms; - - if (IS_MCS(rspec)) { - /* not supported yet */ - ASSERT(0); - } else if (IS_OFDM(rspec)) { - /* nsyms = Ceiling(Nbits / (Nbits/sym)) - * - * Nbits = length * 8 - * Nbits/sym = Mbps * 4 = mac_rate * 2 - */ - nsyms = CEIL((length * 8), (mac_rate * 2)); - - /* usec = symbols * usec/symbol */ - usec = (u16) (nsyms * APHY_SYMBOL_TIME); - return usec; - } else { - switch (mac_rate) { - case WLC_RATE_1M: - usec = length << 3; - break; - case WLC_RATE_2M: - usec = length << 2; - break; - case WLC_RATE_5M5: - usec = (length << 4) / 11; - break; - case WLC_RATE_11M: - usec = (length << 3) / 11; - break; - default: - WL_ERROR("wl%d: wlc_compute_airtime: unsupported rspec 0x%x\n", - wlc->pub->unit, rspec); - ASSERT((const char *)"Bad phy_rate" == NULL); - break; - } - } - - return usec; -} - -void BCMFASTPATH -wlc_compute_plcp(struct wlc_info *wlc, ratespec_t rspec, uint length, u8 *plcp) -{ - if (IS_MCS(rspec)) { - wlc_compute_mimo_plcp(rspec, length, plcp); - } else if (IS_OFDM(rspec)) { - wlc_compute_ofdm_plcp(rspec, length, plcp); - } else { - wlc_compute_cck_plcp(rspec, length, plcp); - } - return; -} - -/* Rate: 802.11 rate code, length: PSDU length in octets */ -static void wlc_compute_mimo_plcp(ratespec_t rspec, uint length, u8 *plcp) -{ - u8 mcs = (u8) (rspec & RSPEC_RATE_MASK); - ASSERT(IS_MCS(rspec)); - plcp[0] = mcs; - if (RSPEC_IS40MHZ(rspec) || (mcs == 32)) - plcp[0] |= MIMO_PLCP_40MHZ; - WLC_SET_MIMO_PLCP_LEN(plcp, length); - plcp[3] = RSPEC_MIMOPLCP3(rspec); /* rspec already holds this byte */ - plcp[3] |= 0x7; /* set smoothing, not sounding ppdu & reserved */ - plcp[4] = 0; /* number of extension spatial streams bit 0 & 1 */ - plcp[5] = 0; -} - -/* Rate: 802.11 rate code, length: PSDU length in octets */ -static void BCMFASTPATH -wlc_compute_ofdm_plcp(ratespec_t rspec, u32 length, u8 *plcp) -{ - u8 rate_signal; - u32 tmp = 0; - int rate = RSPEC2RATE(rspec); - - ASSERT(IS_OFDM(rspec)); - - /* encode rate per 802.11a-1999 sec 17.3.4.1, with lsb transmitted first */ - rate_signal = rate_info[rate] & RATE_MASK; - ASSERT(rate_signal != 0); - - memset(plcp, 0, D11_PHY_HDR_LEN); - D11A_PHY_HDR_SRATE((ofdm_phy_hdr_t *) plcp, rate_signal); - - tmp = (length & 0xfff) << 5; - plcp[2] |= (tmp >> 16) & 0xff; - plcp[1] |= (tmp >> 8) & 0xff; - plcp[0] |= tmp & 0xff; - - return; -} - -/* - * Compute PLCP, but only requires actual rate and length of pkt. - * Rate is given in the driver standard multiple of 500 kbps. - * le is set for 11 Mbps rate if necessary. - * Broken out for PRQ. - */ - -static void wlc_cck_plcp_set(int rate_500, uint length, u8 *plcp) -{ - u16 usec = 0; - u8 le = 0; - - switch (rate_500) { - case WLC_RATE_1M: - usec = length << 3; - break; - case WLC_RATE_2M: - usec = length << 2; - break; - case WLC_RATE_5M5: - usec = (length << 4) / 11; - if ((length << 4) - (usec * 11) > 0) - usec++; - break; - case WLC_RATE_11M: - usec = (length << 3) / 11; - if ((length << 3) - (usec * 11) > 0) { - usec++; - if ((usec * 11) - (length << 3) >= 8) - le = D11B_PLCP_SIGNAL_LE; - } - break; - - default: - WL_ERROR("wlc_cck_plcp_set: unsupported rate %d\n", rate_500); - rate_500 = WLC_RATE_1M; - usec = length << 3; - break; - } - /* PLCP signal byte */ - plcp[0] = rate_500 * 5; /* r (500kbps) * 5 == r (100kbps) */ - /* PLCP service byte */ - plcp[1] = (u8) (le | D11B_PLCP_SIGNAL_LOCKED); - /* PLCP length u16, little endian */ - plcp[2] = usec & 0xff; - plcp[3] = (usec >> 8) & 0xff; - /* PLCP CRC16 */ - plcp[4] = 0; - plcp[5] = 0; -} - -/* Rate: 802.11 rate code, length: PSDU length in octets */ -static void wlc_compute_cck_plcp(ratespec_t rspec, uint length, u8 *plcp) -{ - int rate = RSPEC2RATE(rspec); - - ASSERT(IS_CCK(rspec)); - - wlc_cck_plcp_set(rate, length, plcp); -} - -/* wlc_compute_frame_dur() - * - * Calculate the 802.11 MAC header DUR field for MPDU - * DUR for a single frame = 1 SIFS + 1 ACK - * DUR for a frame with following frags = 3 SIFS + 2 ACK + next frag time - * - * rate MPDU rate in unit of 500kbps - * next_frag_len next MPDU length in bytes - * preamble_type use short/GF or long/MM PLCP header - */ -static u16 BCMFASTPATH -wlc_compute_frame_dur(struct wlc_info *wlc, ratespec_t rate, u8 preamble_type, - uint next_frag_len) -{ - u16 dur, sifs; - - sifs = SIFS(wlc->band); - - dur = sifs; - dur += (u16) wlc_calc_ack_time(wlc, rate, preamble_type); - - if (next_frag_len) { - /* Double the current DUR to get 2 SIFS + 2 ACKs */ - dur *= 2; - /* add another SIFS and the frag time */ - dur += sifs; - dur += - (u16) wlc_calc_frame_time(wlc, rate, preamble_type, - next_frag_len); - } - return dur; -} - -/* wlc_compute_rtscts_dur() - * - * Calculate the 802.11 MAC header DUR field for an RTS or CTS frame - * DUR for normal RTS/CTS w/ frame = 3 SIFS + 1 CTS + next frame time + 1 ACK - * DUR for CTS-TO-SELF w/ frame = 2 SIFS + next frame time + 1 ACK - * - * cts cts-to-self or rts/cts - * rts_rate rts or cts rate in unit of 500kbps - * rate next MPDU rate in unit of 500kbps - * frame_len next MPDU frame length in bytes - */ -u16 BCMFASTPATH -wlc_compute_rtscts_dur(struct wlc_info *wlc, bool cts_only, ratespec_t rts_rate, - ratespec_t frame_rate, u8 rts_preamble_type, - u8 frame_preamble_type, uint frame_len, bool ba) -{ - u16 dur, sifs; - - sifs = SIFS(wlc->band); - - if (!cts_only) { /* RTS/CTS */ - dur = 3 * sifs; - dur += - (u16) wlc_calc_cts_time(wlc, rts_rate, - rts_preamble_type); - } else { /* CTS-TO-SELF */ - dur = 2 * sifs; - } - - dur += - (u16) wlc_calc_frame_time(wlc, frame_rate, frame_preamble_type, - frame_len); - if (ba) - dur += - (u16) wlc_calc_ba_time(wlc, frame_rate, - WLC_SHORT_PREAMBLE); - else - dur += - (u16) wlc_calc_ack_time(wlc, frame_rate, - frame_preamble_type); - return dur; -} - -static bool wlc_phy_rspec_check(struct wlc_info *wlc, u16 bw, ratespec_t rspec) -{ - if (IS_MCS(rspec)) { - uint mcs = rspec & RSPEC_RATE_MASK; - - if (mcs < 8) { - ASSERT(RSPEC_STF(rspec) < PHY_TXC1_MODE_SDM); - } else if ((mcs >= 8) && (mcs <= 23)) { - ASSERT(RSPEC_STF(rspec) == PHY_TXC1_MODE_SDM); - } else if (mcs == 32) { - ASSERT(RSPEC_STF(rspec) < PHY_TXC1_MODE_SDM); - ASSERT(bw == PHY_TXC1_BW_40MHZ_DUP); - } - } else if (IS_OFDM(rspec)) { - ASSERT(RSPEC_STF(rspec) < PHY_TXC1_MODE_STBC); - } else { - ASSERT(IS_CCK(rspec)); - - ASSERT((bw == PHY_TXC1_BW_20MHZ) - || (bw == PHY_TXC1_BW_20MHZ_UP)); - ASSERT(RSPEC_STF(rspec) == PHY_TXC1_MODE_SISO); - } - - return true; -} - -u16 BCMFASTPATH wlc_phytxctl1_calc(struct wlc_info *wlc, ratespec_t rspec) -{ - u16 phyctl1 = 0; - u16 bw; - - if (WLCISLCNPHY(wlc->band)) { - bw = PHY_TXC1_BW_20MHZ; - } else { - bw = RSPEC_GET_BW(rspec); - /* 10Mhz is not supported yet */ - if (bw < PHY_TXC1_BW_20MHZ) { - WL_ERROR("wlc_phytxctl1_calc: bw %d is not supported yet, set to 20L\n", - bw); - bw = PHY_TXC1_BW_20MHZ; - } - - wlc_phy_rspec_check(wlc, bw, rspec); - } - - if (IS_MCS(rspec)) { - uint mcs = rspec & RSPEC_RATE_MASK; - - /* bw, stf, coding-type is part of RSPEC_PHYTXBYTE2 returns */ - phyctl1 = RSPEC_PHYTXBYTE2(rspec); - /* set the upper byte of phyctl1 */ - phyctl1 |= (mcs_table[mcs].tx_phy_ctl3 << 8); - } else if (IS_CCK(rspec) && !WLCISLCNPHY(wlc->band) - && !WLCISSSLPNPHY(wlc->band)) { - /* In CCK mode LPPHY overloads OFDM Modulation bits with CCK Data Rate */ - /* Eventually MIMOPHY would also be converted to this format */ - /* 0 = 1Mbps; 1 = 2Mbps; 2 = 5.5Mbps; 3 = 11Mbps */ - phyctl1 = (bw | (RSPEC_STF(rspec) << PHY_TXC1_MODE_SHIFT)); - } else { /* legacy OFDM/CCK */ - s16 phycfg; - /* get the phyctl byte from rate phycfg table */ - phycfg = wlc_rate_legacy_phyctl(RSPEC2RATE(rspec)); - if (phycfg == -1) { - WL_ERROR("wlc_phytxctl1_calc: wrong legacy OFDM/CCK rate\n"); - ASSERT(0); - phycfg = 0; - } - /* set the upper byte of phyctl1 */ - phyctl1 = - (bw | (phycfg << 8) | - (RSPEC_STF(rspec) << PHY_TXC1_MODE_SHIFT)); - } - -#ifdef BCMDBG - /* phy clock must support 40Mhz if tx descriptor uses it */ - if ((phyctl1 & PHY_TXC1_BW_MASK) >= PHY_TXC1_BW_40MHZ) { - ASSERT(CHSPEC_WLC_BW(wlc->chanspec) == WLC_40_MHZ); - ASSERT(wlc->chanspec == wlc_phy_chanspec_get(wlc->band->pi)); - } -#endif /* BCMDBG */ - return phyctl1; -} - -ratespec_t BCMFASTPATH -wlc_rspec_to_rts_rspec(struct wlc_info *wlc, ratespec_t rspec, bool use_rspec, - u16 mimo_ctlchbw) -{ - ratespec_t rts_rspec = 0; - - if (use_rspec) { - /* use frame rate as rts rate */ - rts_rspec = rspec; - - } else if (wlc->band->gmode && wlc->protection->_g && !IS_CCK(rspec)) { - /* Use 11Mbps as the g protection RTS target rate and fallback. - * Use the WLC_BASIC_RATE() lookup to find the best basic rate under the - * target in case 11 Mbps is not Basic. - * 6 and 9 Mbps are not usually selected by rate selection, but even - * if the OFDM rate we are protecting is 6 or 9 Mbps, 11 is more robust. - */ - rts_rspec = WLC_BASIC_RATE(wlc, WLC_RATE_11M); - } else { - /* calculate RTS rate and fallback rate based on the frame rate - * RTS must be sent at a basic rate since it is a - * control frame, sec 9.6 of 802.11 spec - */ - rts_rspec = WLC_BASIC_RATE(wlc, rspec); - } - - if (WLC_PHY_11N_CAP(wlc->band)) { - /* set rts txbw to correct side band */ - rts_rspec &= ~RSPEC_BW_MASK; - - /* if rspec/rspec_fallback is 40MHz, then send RTS on both 20MHz channel - * (DUP), otherwise send RTS on control channel - */ - if (RSPEC_IS40MHZ(rspec) && !IS_CCK(rts_rspec)) - rts_rspec |= (PHY_TXC1_BW_40MHZ_DUP << RSPEC_BW_SHIFT); - else - rts_rspec |= (mimo_ctlchbw << RSPEC_BW_SHIFT); - - /* pick siso/cdd as default for ofdm */ - if (IS_OFDM(rts_rspec)) { - rts_rspec &= ~RSPEC_STF_MASK; - rts_rspec |= (wlc->stf->ss_opmode << RSPEC_STF_SHIFT); - } - } - return rts_rspec; -} - -/* - * Add d11txh_t, cck_phy_hdr_t. - * - * 'p' data must start with 802.11 MAC header - * 'p' must allow enough bytes of local headers to be "pushed" onto the packet - * - * headroom == D11_PHY_HDR_LEN + D11_TXH_LEN (D11_TXH_LEN is now 104 bytes) - * - */ -static u16 BCMFASTPATH -wlc_d11hdrs_mac80211(struct wlc_info *wlc, struct ieee80211_hw *hw, - struct sk_buff *p, struct scb *scb, uint frag, - uint nfrags, uint queue, uint next_frag_len, - wsec_key_t *key, ratespec_t rspec_override) -{ - struct ieee80211_hdr *h; - d11txh_t *txh; - u8 *plcp, plcp_fallback[D11_PHY_HDR_LEN]; - struct osl_info *osh; - int len, phylen, rts_phylen; - u16 fc, type, frameid, mch, phyctl, xfts, mainrates; - u16 seq = 0, mcl = 0, status = 0; - ratespec_t rspec[2] = { WLC_RATE_1M, WLC_RATE_1M }, rts_rspec[2] = { - WLC_RATE_1M, WLC_RATE_1M}; - bool use_rts = false; - bool use_cts = false; - bool use_rifs = false; - bool short_preamble[2] = { false, false }; - u8 preamble_type[2] = { WLC_LONG_PREAMBLE, WLC_LONG_PREAMBLE }; - u8 rts_preamble_type[2] = { WLC_LONG_PREAMBLE, WLC_LONG_PREAMBLE }; - u8 *rts_plcp, rts_plcp_fallback[D11_PHY_HDR_LEN]; - struct ieee80211_rts *rts = NULL; - bool qos; - uint ac; - u32 rate_val[2]; - bool hwtkmic = false; - u16 mimo_ctlchbw = PHY_TXC1_BW_20MHZ; -#ifdef WLANTSEL -#define ANTCFG_NONE 0xFF - u8 antcfg = ANTCFG_NONE; - u8 fbantcfg = ANTCFG_NONE; -#endif - uint phyctl1_stf = 0; - u16 durid = 0; - struct ieee80211_tx_rate *txrate[2]; - int k; - struct ieee80211_tx_info *tx_info; - bool is_mcs[2]; - u16 mimo_txbw; - u8 mimo_preamble_type; - - frameid = 0; - - ASSERT(queue < NFIFO); - - osh = wlc->osh; - - /* locate 802.11 MAC header */ - h = (struct ieee80211_hdr *)(p->data); - fc = ltoh16(h->frame_control); - type = (fc & IEEE80211_FCTL_FTYPE); - - qos = (type == IEEE80211_FTYPE_DATA && - FC_SUBTYPE_ANY_QOS(fc)); - - /* compute length of frame in bytes for use in PLCP computations */ - len = pkttotlen(osh, p); - phylen = len + FCS_LEN; - - /* If WEP enabled, add room in phylen for the additional bytes of - * ICV which MAC generates. We do NOT add the additional bytes to - * the packet itself, thus phylen = packet length + ICV_LEN + FCS_LEN - * in this case - */ - if (key) { - phylen += key->icv_len; - } - - /* Get tx_info */ - tx_info = IEEE80211_SKB_CB(p); - ASSERT(tx_info); - - /* add PLCP */ - plcp = skb_push(p, D11_PHY_HDR_LEN); - - /* add Broadcom tx descriptor header */ - txh = (d11txh_t *) skb_push(p, D11_TXH_LEN); - memset((char *)txh, 0, D11_TXH_LEN); - - /* setup frameid */ - if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { - /* non-AP STA should never use BCMC queue */ - ASSERT(queue != TX_BCMC_FIFO); - if (queue == TX_BCMC_FIFO) { - WL_ERROR("wl%d: %s: ASSERT queue == TX_BCMC!\n", - WLCWLUNIT(wlc), __func__); - frameid = bcmc_fid_generate(wlc, NULL, txh); - } else { - /* Increment the counter for first fragment */ - if (tx_info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) { - SCB_SEQNUM(scb, p->priority)++; - } - - /* extract fragment number from frame first */ - seq = ltoh16(seq) & FRAGNUM_MASK; - seq |= (SCB_SEQNUM(scb, p->priority) << SEQNUM_SHIFT); - h->seq_ctrl = htol16(seq); - - frameid = ((seq << TXFID_SEQ_SHIFT) & TXFID_SEQ_MASK) | - (queue & TXFID_QUEUE_MASK); - } - } - frameid |= queue & TXFID_QUEUE_MASK; - - /* set the ignpmq bit for all pkts tx'd in PS mode and for beacons */ - if (SCB_PS(scb) || ((fc & FC_KIND_MASK) == FC_BEACON)) - mcl |= TXC_IGNOREPMQ; - - ASSERT(hw->max_rates <= IEEE80211_TX_MAX_RATES); - ASSERT(hw->max_rates == 2); - - txrate[0] = tx_info->control.rates; - txrate[1] = txrate[0] + 1; - - ASSERT(txrate[0]->idx >= 0); - /* if rate control algorithm didn't give us a fallback rate, use the primary rate */ - if (txrate[1]->idx < 0) { - txrate[1] = txrate[0]; - } - - for (k = 0; k < hw->max_rates; k++) { - is_mcs[k] = - txrate[k]->flags & IEEE80211_TX_RC_MCS ? true : false; - if (!is_mcs[k]) { - ASSERT(!(tx_info->flags & IEEE80211_TX_CTL_AMPDU)); - if ((txrate[k]->idx >= 0) - && (txrate[k]->idx < - hw->wiphy->bands[tx_info->band]->n_bitrates)) { - rate_val[k] = - hw->wiphy->bands[tx_info->band]-> - bitrates[txrate[k]->idx].hw_value; - short_preamble[k] = - txrate[k]-> - flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE ? - true : false; - } else { - ASSERT((txrate[k]->idx >= 0) && - (txrate[k]->idx < - hw->wiphy->bands[tx_info->band]-> - n_bitrates)); - rate_val[k] = WLC_RATE_1M; - } - } else { - rate_val[k] = txrate[k]->idx; - } - /* Currently only support same setting for primay and fallback rates. - * Unify flags for each rate into a single value for the frame - */ - use_rts |= - txrate[k]-> - flags & IEEE80211_TX_RC_USE_RTS_CTS ? true : false; - use_cts |= - txrate[k]-> - flags & IEEE80211_TX_RC_USE_CTS_PROTECT ? true : false; - - if (is_mcs[k]) - rate_val[k] |= NRATE_MCS_INUSE; - - rspec[k] = mac80211_wlc_set_nrate(wlc, wlc->band, rate_val[k]); - - /* (1) RATE: determine and validate primary rate and fallback rates */ - if (!RSPEC_ACTIVE(rspec[k])) { - ASSERT(RSPEC_ACTIVE(rspec[k])); - rspec[k] = WLC_RATE_1M; - } else { - if (WLANTSEL_ENAB(wlc) && - !is_multicast_ether_addr(h->addr1)) { - /* set tx antenna config */ - wlc_antsel_antcfg_get(wlc->asi, false, false, 0, - 0, &antcfg, &fbantcfg); - } - } - } - - phyctl1_stf = wlc->stf->ss_opmode; - - if (N_ENAB(wlc->pub)) { - for (k = 0; k < hw->max_rates; k++) { - /* apply siso/cdd to single stream mcs's or ofdm if rspec is auto selected */ - if (((IS_MCS(rspec[k]) && - IS_SINGLE_STREAM(rspec[k] & RSPEC_RATE_MASK)) || - IS_OFDM(rspec[k])) - && ((rspec[k] & RSPEC_OVERRIDE_MCS_ONLY) - || !(rspec[k] & RSPEC_OVERRIDE))) { - rspec[k] &= ~(RSPEC_STF_MASK | RSPEC_STC_MASK); - - /* For SISO MCS use STBC if possible */ - if (IS_MCS(rspec[k]) - && WLC_STF_SS_STBC_TX(wlc, scb)) { - u8 stc; - - ASSERT(WLC_STBC_CAP_PHY(wlc)); - stc = 1; /* Nss for single stream is always 1 */ - rspec[k] |= - (PHY_TXC1_MODE_STBC << - RSPEC_STF_SHIFT) | (stc << - RSPEC_STC_SHIFT); - } else - rspec[k] |= - (phyctl1_stf << RSPEC_STF_SHIFT); - } - - /* Is the phy configured to use 40MHZ frames? If so then pick the desired txbw */ - if (CHSPEC_WLC_BW(wlc->chanspec) == WLC_40_MHZ) { - /* default txbw is 20in40 SB */ - mimo_ctlchbw = mimo_txbw = - CHSPEC_SB_UPPER(WLC_BAND_PI_RADIO_CHANSPEC) - ? PHY_TXC1_BW_20MHZ_UP : PHY_TXC1_BW_20MHZ; - - if (IS_MCS(rspec[k])) { - /* mcs 32 must be 40b/w DUP */ - if ((rspec[k] & RSPEC_RATE_MASK) == 32) { - mimo_txbw = - PHY_TXC1_BW_40MHZ_DUP; - /* use override */ - } else if (wlc->mimo_40txbw != AUTO) - mimo_txbw = wlc->mimo_40txbw; - /* else check if dst is using 40 Mhz */ - else if (scb->flags & SCB_IS40) - mimo_txbw = PHY_TXC1_BW_40MHZ; - } else if (IS_OFDM(rspec[k])) { - if (wlc->ofdm_40txbw != AUTO) - mimo_txbw = wlc->ofdm_40txbw; - } else { - ASSERT(IS_CCK(rspec[k])); - if (wlc->cck_40txbw != AUTO) - mimo_txbw = wlc->cck_40txbw; - } - } else { - /* mcs32 is 40 b/w only. - * This is possible for probe packets on a STA during SCAN - */ - if ((rspec[k] & RSPEC_RATE_MASK) == 32) { - /* mcs 0 */ - rspec[k] = RSPEC_MIMORATE; - } - mimo_txbw = PHY_TXC1_BW_20MHZ; - } - - /* Set channel width */ - rspec[k] &= ~RSPEC_BW_MASK; - if ((k == 0) || ((k > 0) && IS_MCS(rspec[k]))) - rspec[k] |= (mimo_txbw << RSPEC_BW_SHIFT); - else - rspec[k] |= (mimo_ctlchbw << RSPEC_BW_SHIFT); - - /* Set Short GI */ -#ifdef NOSGIYET - if (IS_MCS(rspec[k]) - && (txrate[k]->flags & IEEE80211_TX_RC_SHORT_GI)) - rspec[k] |= RSPEC_SHORT_GI; - else if (!(txrate[k]->flags & IEEE80211_TX_RC_SHORT_GI)) - rspec[k] &= ~RSPEC_SHORT_GI; -#else - rspec[k] &= ~RSPEC_SHORT_GI; -#endif - - mimo_preamble_type = WLC_MM_PREAMBLE; - if (txrate[k]->flags & IEEE80211_TX_RC_GREEN_FIELD) - mimo_preamble_type = WLC_GF_PREAMBLE; - - if ((txrate[k]->flags & IEEE80211_TX_RC_MCS) - && (!IS_MCS(rspec[k]))) { - WL_ERROR("wl%d: %s: IEEE80211_TX_RC_MCS != IS_MCS(rspec)\n", - WLCWLUNIT(wlc), __func__); - ASSERT(0 && "Rate mismatch"); - } - - if (IS_MCS(rspec[k])) { - preamble_type[k] = mimo_preamble_type; - - /* if SGI is selected, then forced mm for single stream */ - if ((rspec[k] & RSPEC_SHORT_GI) - && IS_SINGLE_STREAM(rspec[k] & - RSPEC_RATE_MASK)) { - preamble_type[k] = WLC_MM_PREAMBLE; - } - } - - /* mimo bw field MUST now be valid in the rspec (it affects duration calculations) */ - ASSERT(VALID_RATE_DBG(wlc, rspec[0])); - - /* should be better conditionalized */ - if (!IS_MCS(rspec[0]) - && (tx_info->control.rates[0]. - flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)) - preamble_type[k] = WLC_SHORT_PREAMBLE; - - ASSERT(!IS_MCS(rspec[0]) - || WLC_IS_MIMO_PREAMBLE(preamble_type[k])); - } - } else { - for (k = 0; k < hw->max_rates; k++) { - /* Set ctrlchbw as 20Mhz */ - ASSERT(!IS_MCS(rspec[k])); - rspec[k] &= ~RSPEC_BW_MASK; - rspec[k] |= (PHY_TXC1_BW_20MHZ << RSPEC_BW_SHIFT); - - /* for nphy, stf of ofdm frames must follow policies */ - if (WLCISNPHY(wlc->band) && IS_OFDM(rspec[k])) { - rspec[k] &= ~RSPEC_STF_MASK; - rspec[k] |= phyctl1_stf << RSPEC_STF_SHIFT; - } - } - } - - /* Reset these for use with AMPDU's */ - txrate[0]->count = 0; - txrate[1]->count = 0; - - /* (3) PLCP: determine PLCP header and MAC duration, fill d11txh_t */ - wlc_compute_plcp(wlc, rspec[0], phylen, plcp); - wlc_compute_plcp(wlc, rspec[1], phylen, plcp_fallback); - bcopy(plcp_fallback, (char *)&txh->FragPLCPFallback, - sizeof(txh->FragPLCPFallback)); - - /* Length field now put in CCK FBR CRC field */ - if (IS_CCK(rspec[1])) { - txh->FragPLCPFallback[4] = phylen & 0xff; - txh->FragPLCPFallback[5] = (phylen & 0xff00) >> 8; - } - - /* MIMO-RATE: need validation ?? */ - mainrates = - IS_OFDM(rspec[0]) ? D11A_PHY_HDR_GRATE((ofdm_phy_hdr_t *) plcp) : - plcp[0]; - - /* DUR field for main rate */ - if ((fc != FC_PS_POLL) && - !is_multicast_ether_addr(h->addr1) && !use_rifs) { - durid = - wlc_compute_frame_dur(wlc, rspec[0], preamble_type[0], - next_frag_len); - h->duration_id = htol16(durid); - } else if (use_rifs) { - /* NAV protect to end of next max packet size */ - durid = - (u16) wlc_calc_frame_time(wlc, rspec[0], - preamble_type[0], - DOT11_MAX_FRAG_LEN); - durid += RIFS_11N_TIME; - h->duration_id = htol16(durid); - } - - /* DUR field for fallback rate */ - if (fc == FC_PS_POLL) - txh->FragDurFallback = h->duration_id; - else if (is_multicast_ether_addr(h->addr1) || use_rifs) - txh->FragDurFallback = 0; - else { - durid = wlc_compute_frame_dur(wlc, rspec[1], - preamble_type[1], next_frag_len); - txh->FragDurFallback = htol16(durid); - } - - /* (4) MAC-HDR: MacTxControlLow */ - if (frag == 0) - mcl |= TXC_STARTMSDU; - - if (!is_multicast_ether_addr(h->addr1)) - mcl |= TXC_IMMEDACK; - - if (BAND_5G(wlc->band->bandtype)) - mcl |= TXC_FREQBAND_5G; - - if (CHSPEC_IS40(WLC_BAND_PI_RADIO_CHANSPEC)) - mcl |= TXC_BW_40; - - /* set AMIC bit if using hardware TKIP MIC */ - if (hwtkmic) - mcl |= TXC_AMIC; - - txh->MacTxControlLow = htol16(mcl); - - /* MacTxControlHigh */ - mch = 0; - - /* Set fallback rate preamble type */ - if ((preamble_type[1] == WLC_SHORT_PREAMBLE) || - (preamble_type[1] == WLC_GF_PREAMBLE)) { - ASSERT((preamble_type[1] == WLC_GF_PREAMBLE) || - (!IS_MCS(rspec[1]))); - if (RSPEC2RATE(rspec[1]) != WLC_RATE_1M) - mch |= TXC_PREAMBLE_DATA_FB_SHORT; - } - - /* MacFrameControl */ - bcopy((char *)&h->frame_control, (char *)&txh->MacFrameControl, - sizeof(u16)); - txh->TxFesTimeNormal = htol16(0); - - txh->TxFesTimeFallback = htol16(0); - - /* TxFrameRA */ - bcopy((char *)&h->addr1, (char *)&txh->TxFrameRA, ETH_ALEN); - - /* TxFrameID */ - txh->TxFrameID = htol16(frameid); - - /* TxStatus, Note the case of recreating the first frag of a suppressed frame - * then we may need to reset the retry cnt's via the status reg - */ - txh->TxStatus = htol16(status); - - if (D11REV_GE(wlc->pub->corerev, 16)) { - /* extra fields for ucode AMPDU aggregation, the new fields are added to - * the END of previous structure so that it's compatible in driver. - * In old rev ucode, these fields should be ignored - */ - txh->MaxNMpdus = htol16(0); - txh->MaxABytes_MRT = htol16(0); - txh->MaxABytes_FBR = htol16(0); - txh->MinMBytes = htol16(0); - } - - /* (5) RTS/CTS: determine RTS/CTS PLCP header and MAC duration, furnish d11txh_t */ - /* RTS PLCP header and RTS frame */ - if (use_rts || use_cts) { - if (use_rts && use_cts) - use_cts = false; - - for (k = 0; k < 2; k++) { - rts_rspec[k] = wlc_rspec_to_rts_rspec(wlc, rspec[k], - false, - mimo_ctlchbw); - } - - if (!IS_OFDM(rts_rspec[0]) && - !((RSPEC2RATE(rts_rspec[0]) == WLC_RATE_1M) || - (wlc->PLCPHdr_override == WLC_PLCP_LONG))) { - rts_preamble_type[0] = WLC_SHORT_PREAMBLE; - mch |= TXC_PREAMBLE_RTS_MAIN_SHORT; - } - - if (!IS_OFDM(rts_rspec[1]) && - !((RSPEC2RATE(rts_rspec[1]) == WLC_RATE_1M) || - (wlc->PLCPHdr_override == WLC_PLCP_LONG))) { - rts_preamble_type[1] = WLC_SHORT_PREAMBLE; - mch |= TXC_PREAMBLE_RTS_FB_SHORT; - } - - /* RTS/CTS additions to MacTxControlLow */ - if (use_cts) { - txh->MacTxControlLow |= htol16(TXC_SENDCTS); - } else { - txh->MacTxControlLow |= htol16(TXC_SENDRTS); - txh->MacTxControlLow |= htol16(TXC_LONGFRAME); - } - - /* RTS PLCP header */ - ASSERT(IS_ALIGNED((unsigned long)txh->RTSPhyHeader, sizeof(u16))); - rts_plcp = txh->RTSPhyHeader; - if (use_cts) - rts_phylen = DOT11_CTS_LEN + FCS_LEN; - else - rts_phylen = DOT11_RTS_LEN + FCS_LEN; - - wlc_compute_plcp(wlc, rts_rspec[0], rts_phylen, rts_plcp); - - /* fallback rate version of RTS PLCP header */ - wlc_compute_plcp(wlc, rts_rspec[1], rts_phylen, - rts_plcp_fallback); - bcopy(rts_plcp_fallback, (char *)&txh->RTSPLCPFallback, - sizeof(txh->RTSPLCPFallback)); - - /* RTS frame fields... */ - rts = (struct ieee80211_rts *)&txh->rts_frame; - - durid = wlc_compute_rtscts_dur(wlc, use_cts, rts_rspec[0], - rspec[0], rts_preamble_type[0], - preamble_type[0], phylen, false); - rts->duration = htol16(durid); - /* fallback rate version of RTS DUR field */ - durid = wlc_compute_rtscts_dur(wlc, use_cts, - rts_rspec[1], rspec[1], - rts_preamble_type[1], - preamble_type[1], phylen, false); - txh->RTSDurFallback = htol16(durid); - - if (use_cts) { - rts->frame_control = htol16(FC_CTS); - bcopy((char *)&h->addr2, (char *)&rts->ra, ETH_ALEN); - } else { - rts->frame_control = htol16((u16) FC_RTS); - bcopy((char *)&h->addr1, (char *)&rts->ra, - 2 * ETH_ALEN); - } - - /* mainrate - * low 8 bits: main frag rate/mcs, - * high 8 bits: rts/cts rate/mcs - */ - mainrates |= (IS_OFDM(rts_rspec[0]) ? - D11A_PHY_HDR_GRATE((ofdm_phy_hdr_t *) rts_plcp) : - rts_plcp[0]) << 8; - } else { - memset((char *)txh->RTSPhyHeader, 0, D11_PHY_HDR_LEN); - memset((char *)&txh->rts_frame, 0, - sizeof(struct ieee80211_rts)); - memset((char *)txh->RTSPLCPFallback, 0, - sizeof(txh->RTSPLCPFallback)); - txh->RTSDurFallback = 0; - } - -#ifdef SUPPORT_40MHZ - /* add null delimiter count */ - if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && IS_MCS(rspec)) { - txh->RTSPLCPFallback[AMPDU_FBR_NULL_DELIM] = - wlc_ampdu_null_delim_cnt(wlc->ampdu, scb, rspec, phylen); - } -#endif - - /* Now that RTS/RTS FB preamble types are updated, write the final value */ - txh->MacTxControlHigh = htol16(mch); - - /* MainRates (both the rts and frag plcp rates have been calculated now) */ - txh->MainRates = htol16(mainrates); - - /* XtraFrameTypes */ - xfts = FRAMETYPE(rspec[1], wlc->mimoft); - xfts |= (FRAMETYPE(rts_rspec[0], wlc->mimoft) << XFTS_RTS_FT_SHIFT); - xfts |= (FRAMETYPE(rts_rspec[1], wlc->mimoft) << XFTS_FBRRTS_FT_SHIFT); - xfts |= - CHSPEC_CHANNEL(WLC_BAND_PI_RADIO_CHANSPEC) << XFTS_CHANNEL_SHIFT; - txh->XtraFrameTypes = htol16(xfts); - - /* PhyTxControlWord */ - phyctl = FRAMETYPE(rspec[0], wlc->mimoft); - if ((preamble_type[0] == WLC_SHORT_PREAMBLE) || - (preamble_type[0] == WLC_GF_PREAMBLE)) { - ASSERT((preamble_type[0] == WLC_GF_PREAMBLE) - || !IS_MCS(rspec[0])); - if (RSPEC2RATE(rspec[0]) != WLC_RATE_1M) - phyctl |= PHY_TXC_SHORT_HDR; - WLCNTINCR(wlc->pub->_cnt->txprshort); - } - - /* phytxant is properly bit shifted */ - phyctl |= wlc_stf_d11hdrs_phyctl_txant(wlc, rspec[0]); - txh->PhyTxControlWord = htol16(phyctl); - - /* PhyTxControlWord_1 */ - if (WLC_PHY_11N_CAP(wlc->band)) { - u16 phyctl1 = 0; - - phyctl1 = wlc_phytxctl1_calc(wlc, rspec[0]); - txh->PhyTxControlWord_1 = htol16(phyctl1); - phyctl1 = wlc_phytxctl1_calc(wlc, rspec[1]); - txh->PhyTxControlWord_1_Fbr = htol16(phyctl1); - - if (use_rts || use_cts) { - phyctl1 = wlc_phytxctl1_calc(wlc, rts_rspec[0]); - txh->PhyTxControlWord_1_Rts = htol16(phyctl1); - phyctl1 = wlc_phytxctl1_calc(wlc, rts_rspec[1]); - txh->PhyTxControlWord_1_FbrRts = htol16(phyctl1); - } - - /* - * For mcs frames, if mixedmode(overloaded with long preamble) is going to be set, - * fill in non-zero MModeLen and/or MModeFbrLen - * it will be unnecessary if they are separated - */ - if (IS_MCS(rspec[0]) && (preamble_type[0] == WLC_MM_PREAMBLE)) { - u16 mmodelen = - wlc_calc_lsig_len(wlc, rspec[0], phylen); - txh->MModeLen = htol16(mmodelen); - } - - if (IS_MCS(rspec[1]) && (preamble_type[1] == WLC_MM_PREAMBLE)) { - u16 mmodefbrlen = - wlc_calc_lsig_len(wlc, rspec[1], phylen); - txh->MModeFbrLen = htol16(mmodefbrlen); - } - } - - if (IS_MCS(rspec[0])) - ASSERT(IS_MCS(rspec[1])); - - ASSERT(!IS_MCS(rspec[0]) || - ((preamble_type[0] == WLC_MM_PREAMBLE) == (txh->MModeLen != 0))); - ASSERT(!IS_MCS(rspec[1]) || - ((preamble_type[1] == WLC_MM_PREAMBLE) == - (txh->MModeFbrLen != 0))); - - ac = wme_fifo2ac[queue]; - if (SCB_WME(scb) && qos && wlc->edcf_txop[ac]) { - uint frag_dur, dur, dur_fallback; - - ASSERT(!is_multicast_ether_addr(h->addr1)); - - /* WME: Update TXOP threshold */ - if ((!(tx_info->flags & IEEE80211_TX_CTL_AMPDU)) && (frag == 0)) { - frag_dur = - wlc_calc_frame_time(wlc, rspec[0], preamble_type[0], - phylen); - - if (rts) { - /* 1 RTS or CTS-to-self frame */ - dur = - wlc_calc_cts_time(wlc, rts_rspec[0], - rts_preamble_type[0]); - dur_fallback = - wlc_calc_cts_time(wlc, rts_rspec[1], - rts_preamble_type[1]); - /* (SIFS + CTS) + SIFS + frame + SIFS + ACK */ - dur += ltoh16(rts->duration); - dur_fallback += ltoh16(txh->RTSDurFallback); - } else if (use_rifs) { - dur = frag_dur; - dur_fallback = 0; - } else { - /* frame + SIFS + ACK */ - dur = frag_dur; - dur += - wlc_compute_frame_dur(wlc, rspec[0], - preamble_type[0], 0); - - dur_fallback = - wlc_calc_frame_time(wlc, rspec[1], - preamble_type[1], - phylen); - dur_fallback += - wlc_compute_frame_dur(wlc, rspec[1], - preamble_type[1], 0); - } - /* NEED to set TxFesTimeNormal (hard) */ - txh->TxFesTimeNormal = htol16((u16) dur); - /* NEED to set fallback rate version of TxFesTimeNormal (hard) */ - txh->TxFesTimeFallback = htol16((u16) dur_fallback); - - /* update txop byte threshold (txop minus intraframe overhead) */ - if (wlc->edcf_txop[ac] >= (dur - frag_dur)) { - { - uint newfragthresh; - - newfragthresh = - wlc_calc_frame_len(wlc, rspec[0], - preamble_type[0], - (wlc-> - edcf_txop[ac] - - (dur - - frag_dur))); - /* range bound the fragthreshold */ - if (newfragthresh < DOT11_MIN_FRAG_LEN) - newfragthresh = - DOT11_MIN_FRAG_LEN; - else if (newfragthresh > - wlc->usr_fragthresh) - newfragthresh = - wlc->usr_fragthresh; - /* update the fragthresh and do txc update */ - if (wlc->fragthresh[queue] != - (u16) newfragthresh) { - wlc->fragthresh[queue] = - (u16) newfragthresh; - } - } - } else - WL_ERROR("wl%d: %s txop invalid for rate %d\n", - wlc->pub->unit, fifo_names[queue], - RSPEC2RATE(rspec[0])); - - if (dur > wlc->edcf_txop[ac]) - WL_ERROR("wl%d: %s: %s txop exceeded phylen %d/%d dur %d/%d\n", - wlc->pub->unit, __func__, - fifo_names[queue], - phylen, wlc->fragthresh[queue], - dur, wlc->edcf_txop[ac]); - } - } - - return 0; -} - -void wlc_tbtt(struct wlc_info *wlc, d11regs_t *regs) -{ - wlc_bsscfg_t *cfg = wlc->cfg; - - WLCNTINCR(wlc->pub->_cnt->tbtt); - - if (BSSCFG_STA(cfg)) { - /* run watchdog here if the watchdog timer is not armed */ - if (WLC_WATCHDOG_TBTT(wlc)) { - u32 cur, delta; - if (wlc->WDarmed) { - wl_del_timer(wlc->wl, wlc->wdtimer); - wlc->WDarmed = false; - } - - cur = OSL_SYSUPTIME(); - delta = cur > wlc->WDlast ? cur - wlc->WDlast : - (u32) ~0 - wlc->WDlast + cur + 1; - if (delta >= TIMER_INTERVAL_WATCHDOG) { - wlc_watchdog((void *)wlc); - wlc->WDlast = cur; - } - - wl_add_timer(wlc->wl, wlc->wdtimer, - wlc_watchdog_backup_bi(wlc), true); - wlc->WDarmed = true; - } - } - - if (!cfg->BSS) { - /* DirFrmQ is now valid...defer setting until end of ATIM window */ - wlc->qvalid |= MCMD_DIRFRMQVAL; - } -} - -/* GP timer is a freerunning 32 bit counter, decrements at 1 us rate */ -void wlc_hwtimer_gptimer_set(struct wlc_info *wlc, uint us) -{ - ASSERT(wlc->pub->corerev >= 3); /* no gptimer in earlier revs */ - W_REG(wlc->osh, &wlc->regs->gptimer, us); -} - -void wlc_hwtimer_gptimer_abort(struct wlc_info *wlc) -{ - ASSERT(wlc->pub->corerev >= 3); - W_REG(wlc->osh, &wlc->regs->gptimer, 0); -} - -static void wlc_hwtimer_gptimer_cb(struct wlc_info *wlc) -{ - /* when interrupt is generated, the counter is loaded with last value - * written and continue to decrement. So it has to be cleaned first - */ - W_REG(wlc->osh, &wlc->regs->gptimer, 0); -} - -/* - * This fn has all the high level dpc processing from wlc_dpc. - * POLICY: no macinstatus change, no bounding loop. - * All dpc bounding should be handled in BMAC dpc, like txstatus and rxint - */ -void wlc_high_dpc(struct wlc_info *wlc, u32 macintstatus) -{ - d11regs_t *regs = wlc->regs; -#ifdef BCMDBG - char flagstr[128]; - static const bcm_bit_desc_t int_flags[] = { - {MI_MACSSPNDD, "MACSSPNDD"}, - {MI_BCNTPL, "BCNTPL"}, - {MI_TBTT, "TBTT"}, - {MI_BCNSUCCESS, "BCNSUCCESS"}, - {MI_BCNCANCLD, "BCNCANCLD"}, - {MI_ATIMWINEND, "ATIMWINEND"}, - {MI_PMQ, "PMQ"}, - {MI_NSPECGEN_0, "NSPECGEN_0"}, - {MI_NSPECGEN_1, "NSPECGEN_1"}, - {MI_MACTXERR, "MACTXERR"}, - {MI_NSPECGEN_3, "NSPECGEN_3"}, - {MI_PHYTXERR, "PHYTXERR"}, - {MI_PME, "PME"}, - {MI_GP0, "GP0"}, - {MI_GP1, "GP1"}, - {MI_DMAINT, "DMAINT"}, - {MI_TXSTOP, "TXSTOP"}, - {MI_CCA, "CCA"}, - {MI_BG_NOISE, "BG_NOISE"}, - {MI_DTIM_TBTT, "DTIM_TBTT"}, - {MI_PRQ, "PRQ"}, - {MI_PWRUP, "PWRUP"}, - {MI_RFDISABLE, "RFDISABLE"}, - {MI_TFS, "TFS"}, - {MI_PHYCHANGED, "PHYCHANGED"}, - {MI_TO, "TO"}, - {0, NULL} - }; - - if (macintstatus & ~(MI_TBTT | MI_TXSTOP)) { - bcm_format_flags(int_flags, macintstatus, flagstr, - sizeof(flagstr)); - WL_TRACE("wl%d: macintstatus 0x%x %s\n", - wlc->pub->unit, macintstatus, flagstr); - } -#endif /* BCMDBG */ - - if (macintstatus & MI_PRQ) { - /* Process probe request FIFO */ - ASSERT(0 && "PRQ Interrupt in non-MBSS"); - } - - /* TBTT indication */ - /* ucode only gives either TBTT or DTIM_TBTT, not both */ - if (macintstatus & (MI_TBTT | MI_DTIM_TBTT)) - wlc_tbtt(wlc, regs); - - if (macintstatus & MI_GP0) { - WL_ERROR("wl%d: PSM microcode watchdog fired at %d (seconds). Resetting.\n", - wlc->pub->unit, wlc->pub->now); - - printk_once("%s : PSM Watchdog, chipid 0x%x, chiprev 0x%x\n", - __func__, wlc->pub->sih->chip, - wlc->pub->sih->chiprev); - - WLCNTINCR(wlc->pub->_cnt->psmwds); - - /* big hammer */ - wl_init(wlc->wl); - } - - /* gptimer timeout */ - if (macintstatus & MI_TO) { - wlc_hwtimer_gptimer_cb(wlc); - } - - if (macintstatus & MI_RFDISABLE) { - WL_ERROR("wl%d: MAC Detected a change on the RF Disable Input 0x%x\n", - wlc->pub->unit, - R_REG(wlc->osh, ®s->phydebug) & PDBG_RFD); - /* delay the cleanup to wl_down in IBSS case */ - if ((R_REG(wlc->osh, ®s->phydebug) & PDBG_RFD)) { - int idx; - wlc_bsscfg_t *bsscfg; - FOREACH_BSS(wlc, idx, bsscfg) { - if (!BSSCFG_STA(bsscfg) || !bsscfg->enable - || !bsscfg->BSS) - continue; - WL_ERROR("wl%d: wlc_dpc: rfdisable -> wlc_bsscfg_disable()\n", - wlc->pub->unit); - } - } - } - - /* send any enq'd tx packets. Just makes sure to jump start tx */ - if (!pktq_empty(&wlc->active_queue->q)) - wlc_send_q(wlc, wlc->active_queue); - - ASSERT(wlc_ps_check(wlc)); -} - -static void *wlc_15420war(struct wlc_info *wlc, uint queue) -{ - struct hnddma_pub *di; - void *p; - - ASSERT(queue < NFIFO); - - if ((D11REV_IS(wlc->pub->corerev, 4)) - || (D11REV_GT(wlc->pub->corerev, 6))) - return NULL; - - di = wlc->hw->di[queue]; - ASSERT(di != NULL); - - /* get next packet, ignoring XmtStatus.Curr */ - p = dma_getnexttxp(di, HNDDMA_RANGE_ALL); - - /* sw block tx dma */ - dma_txblock(di); - - /* if tx ring is now empty, reset and re-init the tx dma channel */ - if (dma_txactive(wlc->hw->di[queue]) == 0) { - WLCNTINCR(wlc->pub->_cnt->txdmawar); - if (!dma_txreset(di)) - WL_ERROR("wl%d: %s: dma_txreset[%d]: cannot stop dma\n", - wlc->pub->unit, __func__, queue); - dma_txinit(di); - } - return p; -} - -static void wlc_war16165(struct wlc_info *wlc, bool tx) -{ - if (tx) { - /* the post-increment is used in STAY_AWAKE macro */ - if (wlc->txpend16165war++ == 0) - wlc_set_ps_ctrl(wlc); - } else { - wlc->txpend16165war--; - if (wlc->txpend16165war == 0) - wlc_set_ps_ctrl(wlc); - } -} - -/* process an individual tx_status_t */ -/* WLC_HIGH_API */ -bool BCMFASTPATH -wlc_dotxstatus(struct wlc_info *wlc, tx_status_t *txs, u32 frm_tx2) -{ - struct sk_buff *p; - uint queue; - d11txh_t *txh; - struct scb *scb = NULL; - bool free_pdu; - struct osl_info *osh; - int tx_rts, tx_frame_count, tx_rts_count; - uint totlen, supr_status; - bool lastframe; - struct ieee80211_hdr *h; - u16 fc; - u16 mcl; - struct ieee80211_tx_info *tx_info; - struct ieee80211_tx_rate *txrate; - int i; - - (void)(frm_tx2); /* Compiler reference to avoid unused variable warning */ - - /* discard intermediate indications for ucode with one legitimate case: - * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, but the subsequent - * tx of DATA failed. so it will start rts/cts from the beginning (resetting the rts - * transmission count) - */ - if (!(txs->status & TX_STATUS_AMPDU) - && (txs->status & TX_STATUS_INTERMEDIATE)) { - WLCNTADD(wlc->pub->_cnt->txnoack, - ((txs-> - status & TX_STATUS_FRM_RTX_MASK) >> - TX_STATUS_FRM_RTX_SHIFT)); - WL_ERROR("%s: INTERMEDIATE but not AMPDU\n", __func__); - return false; - } - - osh = wlc->osh; - queue = txs->frameid & TXFID_QUEUE_MASK; - ASSERT(queue < NFIFO); - if (queue >= NFIFO) { - p = NULL; - goto fatal; - } - - p = GETNEXTTXP(wlc, queue); - if (WLC_WAR16165(wlc)) - wlc_war16165(wlc, false); - if (p == NULL) - p = wlc_15420war(wlc, queue); - ASSERT(p != NULL); - if (p == NULL) - goto fatal; - - txh = (d11txh_t *) (p->data); - mcl = ltoh16(txh->MacTxControlLow); - - if (txs->phyerr) { - WL_ERROR("phyerr 0x%x, rate 0x%x\n", - txs->phyerr, txh->MainRates); - wlc_print_txdesc(txh); - wlc_print_txstatus(txs); - } - - ASSERT(txs->frameid == htol16(txh->TxFrameID)); - if (txs->frameid != htol16(txh->TxFrameID)) - goto fatal; - - tx_info = IEEE80211_SKB_CB(p); - h = (struct ieee80211_hdr *)((u8 *) (txh + 1) + D11_PHY_HDR_LEN); - fc = ltoh16(h->frame_control); - - scb = (struct scb *)tx_info->control.sta->drv_priv; - - if (N_ENAB(wlc->pub)) { - u8 *plcp = (u8 *) (txh + 1); - if (PLCP3_ISSGI(plcp[3])) - WLCNTINCR(wlc->pub->_cnt->txmpdu_sgi); - if (PLCP3_ISSTBC(plcp[3])) - WLCNTINCR(wlc->pub->_cnt->txmpdu_stbc); - } - - if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) { - ASSERT((mcl & TXC_AMPDU_MASK) != TXC_AMPDU_NONE); - wlc_ampdu_dotxstatus(wlc->ampdu, scb, p, txs); - return false; - } - - supr_status = txs->status & TX_STATUS_SUPR_MASK; - if (supr_status == TX_STATUS_SUPR_BADCH) - WL_NONE("%s: Pkt tx suppressed, possibly channel %d\n", - __func__, CHSPEC_CHANNEL(wlc->default_bss->chanspec)); - - tx_rts = htol16(txh->MacTxControlLow) & TXC_SENDRTS; - tx_frame_count = - (txs->status & TX_STATUS_FRM_RTX_MASK) >> TX_STATUS_FRM_RTX_SHIFT; - tx_rts_count = - (txs->status & TX_STATUS_RTS_RTX_MASK) >> TX_STATUS_RTS_RTX_SHIFT; - - lastframe = (fc & IEEE80211_FCTL_MOREFRAGS) == 0; - - if (!lastframe) { - WL_ERROR("Not last frame!\n"); - } else { - u16 sfbl, lfbl; - ieee80211_tx_info_clear_status(tx_info); - if (queue < AC_COUNT) { - sfbl = WLC_WME_RETRY_SFB_GET(wlc, wme_fifo2ac[queue]); - lfbl = WLC_WME_RETRY_LFB_GET(wlc, wme_fifo2ac[queue]); - } else { - sfbl = wlc->SFBL; - lfbl = wlc->LFBL; - } - - txrate = tx_info->status.rates; - /* FIXME: this should use a combination of sfbl, lfbl depending on frame length and RTS setting */ - if ((tx_frame_count > sfbl) && (txrate[1].idx >= 0)) { - /* rate selection requested a fallback rate and we used it */ - txrate->count = lfbl; - txrate[1].count = tx_frame_count - lfbl; - } else { - /* rate selection did not request fallback rate, or we didn't need it */ - txrate->count = tx_frame_count; - /* rc80211_minstrel.c:minstrel_tx_status() expects unused rates to be marked with idx = -1 */ - txrate[1].idx = -1; - txrate[1].count = 0; - } - - /* clear the rest of the rates */ - for (i = 2; i < IEEE80211_TX_MAX_RATES; i++) { - txrate[i].idx = -1; - txrate[i].count = 0; - } - - if (txs->status & TX_STATUS_ACK_RCV) - tx_info->flags |= IEEE80211_TX_STAT_ACK; - } - - totlen = pkttotlen(osh, p); - free_pdu = true; - - wlc_txfifo_complete(wlc, queue, 1); - - if (lastframe) { - p->next = NULL; - p->prev = NULL; - wlc->txretried = 0; - /* remove PLCP & Broadcom tx descriptor header */ - skb_pull(p, D11_PHY_HDR_LEN); - skb_pull(p, D11_TXH_LEN); - ieee80211_tx_status_irqsafe(wlc->pub->ieee_hw, p); - WLCNTINCR(wlc->pub->_cnt->ieee_tx_status); - } else { - WL_ERROR("%s: Not last frame => not calling tx_status\n", - __func__); - } - - return false; - - fatal: - ASSERT(0); - if (p) - pkt_buf_free_skb(osh, p, true); - - return true; - -} - -void BCMFASTPATH -wlc_txfifo_complete(struct wlc_info *wlc, uint fifo, s8 txpktpend) -{ - TXPKTPENDDEC(wlc, fifo, txpktpend); - WL_TRACE("wlc_txfifo_complete, pktpend dec %d to %d\n", - txpktpend, TXPKTPENDGET(wlc, fifo)); - - /* There is more room; mark precedences related to this FIFO sendable */ - WLC_TX_FIFO_ENAB(wlc, fifo); - ASSERT(TXPKTPENDGET(wlc, fifo) >= 0); - - if (!TXPKTPENDTOT(wlc)) { - if (wlc->block_datafifo & DATA_BLOCK_TX_SUPR) - wlc_bsscfg_tx_check(wlc); - } - - /* Clear MHF2_TXBCMC_NOW flag if BCMC fifo has drained */ - if (AP_ENAB(wlc->pub) && - wlc->bcmcfifo_drain && !TXPKTPENDGET(wlc, TX_BCMC_FIFO)) { - wlc->bcmcfifo_drain = false; - wlc_mhf(wlc, MHF2, MHF2_TXBCMC_NOW, 0, WLC_BAND_AUTO); - } - - /* figure out which bsscfg is being worked on... */ -} - -/* Given the beacon interval in kus, and a 64 bit TSF in us, - * return the offset (in us) of the TSF from the last TBTT - */ -u32 wlc_calc_tbtt_offset(u32 bp, u32 tsf_h, u32 tsf_l) -{ - u32 k, btklo, btkhi, offset; - - /* TBTT is always an even multiple of the beacon_interval, - * so the TBTT less than or equal to the beacon timestamp is - * the beacon timestamp minus the beacon timestamp modulo - * the beacon interval. - * - * TBTT = BT - (BT % BIu) - * = (BTk - (BTk % BP)) * 2^10 - * - * BT = beacon timestamp (usec, 64bits) - * BTk = beacon timestamp (Kusec, 54bits) - * BP = beacon interval (Kusec, 16bits) - * BIu = BP * 2^10 = beacon interval (usec, 26bits) - * - * To keep the calculations in u32s, the modulo operation - * on the high part of BT needs to be done in parts using the - * relations: - * X*Y mod Z = ((X mod Z) * (Y mod Z)) mod Z - * and - * (X + Y) mod Z = ((X mod Z) + (Y mod Z)) mod Z - * - * So, if BTk[n] = u16 n [0,3] of BTk. - * BTk % BP = SUM((BTk[n] * 2^16n) % BP , 0<=n<4) % BP - * and the SUM term can be broken down: - * (BTk[n] * 2^16n) % BP - * (BTk[n] * (2^16n % BP)) % BP - * - * Create a set of power of 2 mod BP constants: - * K[n] = 2^(16n) % BP - * = (K[n-1] * 2^16) % BP - * K[2] = 2^32 % BP = ((2^16 % BP) * 2^16) % BP - * - * BTk % BP = BTk[0-1] % BP + - * (BTk[2] * K[2]) % BP + - * (BTk[3] * K[3]) % BP - * - * Since K[n] < 2^16 and BTk[n] is < 2^16, then BTk[n] * K[n] < 2^32 - */ - - /* BTk = BT >> 10, btklo = BTk[0-3], bkthi = BTk[4-6] */ - btklo = (tsf_h << 22) | (tsf_l >> 10); - btkhi = tsf_h >> 10; - - /* offset = BTk % BP */ - offset = btklo % bp; - - /* K[2] = ((2^16 % BP) * 2^16) % BP */ - k = (u32) (1 << 16) % bp; - k = (u32) (k * 1 << 16) % (u32) bp; - - /* offset += (BTk[2] * K[2]) % BP */ - offset += ((btkhi & 0xffff) * k) % bp; - - /* BTk[3] */ - btkhi = btkhi >> 16; - - /* k[3] = (K[2] * 2^16) % BP */ - k = (k << 16) % bp; - - /* offset += (BTk[3] * K[3]) % BP */ - offset += ((btkhi & 0xffff) * k) % bp; - - offset = offset % bp; - - /* convert offset from kus to us by shifting up 10 bits and - * add in the low 10 bits of tsf that we ignored - */ - offset = (offset << 10) + (tsf_l & 0x3FF); - - return offset; -} - -/* Update beacon listen interval in shared memory */ -void wlc_bcn_li_upd(struct wlc_info *wlc) -{ - if (AP_ENAB(wlc->pub)) - return; - - /* wake up every DTIM is the default */ - if (wlc->bcn_li_dtim == 1) - wlc_write_shm(wlc, M_BCN_LI, 0); - else - wlc_write_shm(wlc, M_BCN_LI, - (wlc->bcn_li_dtim << 8) | wlc->bcn_li_bcn); -} - -static void -prep_mac80211_status(struct wlc_info *wlc, d11rxhdr_t *rxh, struct sk_buff *p, - struct ieee80211_rx_status *rx_status) -{ - u32 tsf_l, tsf_h; - wlc_d11rxhdr_t *wlc_rxh = (wlc_d11rxhdr_t *) rxh; - int preamble; - int channel; - ratespec_t rspec; - unsigned char *plcp; - - wlc_read_tsf(wlc, &tsf_l, &tsf_h); /* mactime */ - rx_status->mactime = tsf_h; - rx_status->mactime <<= 32; - rx_status->mactime |= tsf_l; - rx_status->flag |= RX_FLAG_TSFT; - - channel = WLC_CHAN_CHANNEL(rxh->RxChan); - - /* XXX Channel/badn needs to be filtered against whether we are single/dual band card */ - if (channel > 14) { - rx_status->band = IEEE80211_BAND_5GHZ; - rx_status->freq = ieee80211_ofdm_chan_to_freq( - WF_CHAN_FACTOR_5_G/2, channel); - - } else { - rx_status->band = IEEE80211_BAND_2GHZ; - rx_status->freq = ieee80211_dsss_chan_to_freq(channel); - } - - rx_status->signal = wlc_rxh->rssi; /* signal */ - - /* noise */ - /* qual */ - rx_status->antenna = (rxh->PhyRxStatus_0 & PRXS0_RXANT_UPSUBBAND) ? 1 : 0; /* ant */ - - plcp = p->data; - - rspec = wlc_compute_rspec(rxh, plcp); - if (IS_MCS(rspec)) { - rx_status->rate_idx = rspec & RSPEC_RATE_MASK; - rx_status->flag |= RX_FLAG_HT; - if (RSPEC_IS40MHZ(rspec)) - rx_status->flag |= RX_FLAG_40MHZ; - } else { - switch (RSPEC2RATE(rspec)) { - case WLC_RATE_1M: - rx_status->rate_idx = 0; - break; - case WLC_RATE_2M: - rx_status->rate_idx = 1; - break; - case WLC_RATE_5M5: - rx_status->rate_idx = 2; - break; - case WLC_RATE_11M: - rx_status->rate_idx = 3; - break; - case WLC_RATE_6M: - rx_status->rate_idx = 4; - break; - case WLC_RATE_9M: - rx_status->rate_idx = 5; - break; - case WLC_RATE_12M: - rx_status->rate_idx = 6; - break; - case WLC_RATE_18M: - rx_status->rate_idx = 7; - break; - case WLC_RATE_24M: - rx_status->rate_idx = 8; - break; - case WLC_RATE_36M: - rx_status->rate_idx = 9; - break; - case WLC_RATE_48M: - rx_status->rate_idx = 10; - break; - case WLC_RATE_54M: - rx_status->rate_idx = 11; - break; - default: - WL_ERROR("%s: Unknown rate\n", __func__); - } - - /* Determine short preamble and rate_idx */ - preamble = 0; - if (IS_CCK(rspec)) { - if (rxh->PhyRxStatus_0 & PRXS0_SHORTH) - WL_ERROR("Short CCK\n"); - rx_status->flag |= RX_FLAG_SHORTPRE; - } else if (IS_OFDM(rspec)) { - rx_status->flag |= RX_FLAG_SHORTPRE; - } else { - WL_ERROR("%s: Unknown modulation\n", __func__); - } - } - - if (PLCP3_ISSGI(plcp[3])) - rx_status->flag |= RX_FLAG_SHORT_GI; - - if (rxh->RxStatus1 & RXS_DECERR) { - rx_status->flag |= RX_FLAG_FAILED_PLCP_CRC; - WL_ERROR("%s: RX_FLAG_FAILED_PLCP_CRC\n", __func__); - } - if (rxh->RxStatus1 & RXS_FCSERR) { - rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; - WL_ERROR("%s: RX_FLAG_FAILED_FCS_CRC\n", __func__); - } -} - -static void -wlc_recvctl(struct wlc_info *wlc, struct osl_info *osh, d11rxhdr_t *rxh, - struct sk_buff *p) -{ - int len_mpdu; - struct ieee80211_rx_status rx_status; -#if defined(BCMDBG) - struct sk_buff *skb = p; -#endif /* BCMDBG */ - /* Todo: - * Cache plcp for first MPDU of AMPD and use chacched version for INTERMEDIATE. - * Test for INTERMEDIATE like so: - * if (!(plcp[0] | plcp[1] | plcp[2])) - */ - - memset(&rx_status, 0, sizeof(rx_status)); - prep_mac80211_status(wlc, rxh, p, &rx_status); - - /* mac header+body length, exclude CRC and plcp header */ - len_mpdu = p->len - D11_PHY_HDR_LEN - FCS_LEN; - skb_pull(p, D11_PHY_HDR_LEN); - __skb_trim(p, len_mpdu); - - ASSERT(!(p->next)); - ASSERT(!(p->prev)); - - ASSERT(IS_ALIGNED((unsigned long)skb->data, 2)); - - memcpy(IEEE80211_SKB_RXCB(p), &rx_status, sizeof(rx_status)); - ieee80211_rx_irqsafe(wlc->pub->ieee_hw, p); - - WLCNTINCR(wlc->pub->_cnt->ieee_rx); - osh->pktalloced--; - return; -} - -void wlc_bss_list_free(struct wlc_info *wlc, wlc_bss_list_t *bss_list) -{ - uint index; - wlc_bss_info_t *bi; - - if (!bss_list) { - WL_ERROR("%s: Attempting to free NULL list\n", __func__); - return; - } - /* inspect all BSS descriptor */ - for (index = 0; index < bss_list->count; index++) { - bi = bss_list->ptrs[index]; - if (bi) { - kfree(bi); - bss_list->ptrs[index] = NULL; - } - } - bss_list->count = 0; -} - -/* Process received frames */ -/* - * Return true if more frames need to be processed. false otherwise. - * Param 'bound' indicates max. # frames to process before break out. - */ -/* WLC_HIGH_API */ -void BCMFASTPATH wlc_recv(struct wlc_info *wlc, struct sk_buff *p) -{ - d11rxhdr_t *rxh; - struct ieee80211_hdr *h; - struct osl_info *osh; - u16 fc; - uint len; - bool is_amsdu; - - WL_TRACE("wl%d: wlc_recv\n", wlc->pub->unit); - - osh = wlc->osh; - - /* frame starts with rxhdr */ - rxh = (d11rxhdr_t *) (p->data); - - /* strip off rxhdr */ - skb_pull(p, wlc->hwrxoff); - - /* fixup rx header endianness */ - ltoh16_buf((void *)rxh, sizeof(d11rxhdr_t)); - - /* MAC inserts 2 pad bytes for a4 headers or QoS or A-MSDU subframes */ - if (rxh->RxStatus1 & RXS_PBPRES) { - if (p->len < 2) { - WLCNTINCR(wlc->pub->_cnt->rxrunt); - WL_ERROR("wl%d: wlc_recv: rcvd runt of len %d\n", - wlc->pub->unit, p->len); - goto toss; - } - skb_pull(p, 2); - } - - h = (struct ieee80211_hdr *)(p->data + D11_PHY_HDR_LEN); - len = p->len; - - if (rxh->RxStatus1 & RXS_FCSERR) { - if (wlc->pub->mac80211_state & MAC80211_PROMISC_BCNS) { - WL_ERROR("FCSERR while scanning******* - tossing\n"); - goto toss; - } else { - WL_ERROR("RCSERR!!!\n"); - goto toss; - } - } - - /* check received pkt has at least frame control field */ - if (len >= D11_PHY_HDR_LEN + sizeof(h->frame_control)) { - fc = ltoh16(h->frame_control); - } else { - WLCNTINCR(wlc->pub->_cnt->rxrunt); - goto toss; - } - - is_amsdu = rxh->RxStatus2 & RXS_AMSDU_MASK; - - /* explicitly test bad src address to avoid sending bad deauth */ - if (!is_amsdu) { - /* CTS and ACK CTL frames are w/o a2 */ - if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA || - (fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) { - if ((is_zero_ether_addr(h->addr2) || - is_multicast_ether_addr(h->addr2))) { - WL_ERROR("wl%d: %s: dropping a frame with " - "invalid src mac address, a2: %pM\n", - wlc->pub->unit, __func__, h->addr2); - WLCNTINCR(wlc->pub->_cnt->rxbadsrcmac); - goto toss; - } - WLCNTINCR(wlc->pub->_cnt->rxfrag); - } - } - - /* due to sheer numbers, toss out probe reqs for now */ - if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) { - if ((fc & FC_KIND_MASK) == FC_PROBE_REQ) - goto toss; - } - - if (is_amsdu) { - WL_ERROR("%s: is_amsdu causing toss\n", __func__); - goto toss; - } - - wlc_recvctl(wlc, osh, rxh, p); - return; - - toss: - pkt_buf_free_skb(osh, p, false); -} - -/* calculate frame duration for Mixed-mode L-SIG spoofing, return - * number of bytes goes in the length field - * - * Formula given by HT PHY Spec v 1.13 - * len = 3(nsyms + nstream + 3) - 3 - */ -u16 BCMFASTPATH -wlc_calc_lsig_len(struct wlc_info *wlc, ratespec_t ratespec, uint mac_len) -{ - uint nsyms, len = 0, kNdps; - - WL_TRACE("wl%d: wlc_calc_lsig_len: rate %d, len%d\n", - wlc->pub->unit, RSPEC2RATE(ratespec), mac_len); - - if (IS_MCS(ratespec)) { - uint mcs = ratespec & RSPEC_RATE_MASK; - /* MCS_TXS(mcs) returns num tx streams - 1 */ - int tot_streams = (MCS_TXS(mcs) + 1) + RSPEC_STC(ratespec); - - ASSERT(WLC_PHY_11N_CAP(wlc->band)); - /* the payload duration calculation matches that of regular ofdm */ - /* 1000Ndbps = kbps * 4 */ - kNdps = - MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), - RSPEC_ISSGI(ratespec)) * 4; - - if (RSPEC_STC(ratespec) == 0) - /* NSyms = CEILING((SERVICE + 8*NBytes + TAIL) / Ndbps) */ - nsyms = - CEIL((APHY_SERVICE_NBITS + 8 * mac_len + - APHY_TAIL_NBITS) * 1000, kNdps); - else - /* STBC needs to have even number of symbols */ - nsyms = - 2 * - CEIL((APHY_SERVICE_NBITS + 8 * mac_len + - APHY_TAIL_NBITS) * 1000, 2 * kNdps); - - nsyms += (tot_streams + 3); /* (+3) account for HT-SIG(2) and HT-STF(1) */ - /* 3 bytes/symbol @ legacy 6Mbps rate */ - len = (3 * nsyms) - 3; /* (-3) excluding service bits and tail bits */ - } - - return (u16) len; -} - -/* calculate frame duration of a given rate and length, return time in usec unit */ -uint BCMFASTPATH -wlc_calc_frame_time(struct wlc_info *wlc, ratespec_t ratespec, u8 preamble_type, - uint mac_len) -{ - uint nsyms, dur = 0, Ndps, kNdps; - uint rate = RSPEC2RATE(ratespec); - - if (rate == 0) { - ASSERT(0); - WL_ERROR("wl%d: WAR: using rate of 1 mbps\n", wlc->pub->unit); - rate = WLC_RATE_1M; - } - - WL_TRACE("wl%d: wlc_calc_frame_time: rspec 0x%x, preamble_type %d, len%d\n", - wlc->pub->unit, ratespec, preamble_type, mac_len); - - if (IS_MCS(ratespec)) { - uint mcs = ratespec & RSPEC_RATE_MASK; - int tot_streams = MCS_TXS(mcs) + RSPEC_STC(ratespec); - ASSERT(WLC_PHY_11N_CAP(wlc->band)); - ASSERT(WLC_IS_MIMO_PREAMBLE(preamble_type)); - - dur = PREN_PREAMBLE + (tot_streams * PREN_PREAMBLE_EXT); - if (preamble_type == WLC_MM_PREAMBLE) - dur += PREN_MM_EXT; - /* 1000Ndbps = kbps * 4 */ - kNdps = - MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), - RSPEC_ISSGI(ratespec)) * 4; - - if (RSPEC_STC(ratespec) == 0) - /* NSyms = CEILING((SERVICE + 8*NBytes + TAIL) / Ndbps) */ - nsyms = - CEIL((APHY_SERVICE_NBITS + 8 * mac_len + - APHY_TAIL_NBITS) * 1000, kNdps); - else - /* STBC needs to have even number of symbols */ - nsyms = - 2 * - CEIL((APHY_SERVICE_NBITS + 8 * mac_len + - APHY_TAIL_NBITS) * 1000, 2 * kNdps); - - dur += APHY_SYMBOL_TIME * nsyms; - if (BAND_2G(wlc->band->bandtype)) - dur += DOT11_OFDM_SIGNAL_EXTENSION; - } else if (IS_OFDM(rate)) { - dur = APHY_PREAMBLE_TIME; - dur += APHY_SIGNAL_TIME; - /* Ndbps = Mbps * 4 = rate(500Kbps) * 2 */ - Ndps = rate * 2; - /* NSyms = CEILING((SERVICE + 8*NBytes + TAIL) / Ndbps) */ - nsyms = - CEIL((APHY_SERVICE_NBITS + 8 * mac_len + APHY_TAIL_NBITS), - Ndps); - dur += APHY_SYMBOL_TIME * nsyms; - if (BAND_2G(wlc->band->bandtype)) - dur += DOT11_OFDM_SIGNAL_EXTENSION; - } else { - /* calc # bits * 2 so factor of 2 in rate (1/2 mbps) will divide out */ - mac_len = mac_len * 8 * 2; - /* calc ceiling of bits/rate = microseconds of air time */ - dur = (mac_len + rate - 1) / rate; - if (preamble_type & WLC_SHORT_PREAMBLE) - dur += BPHY_PLCP_SHORT_TIME; - else - dur += BPHY_PLCP_TIME; - } - return dur; -} - -/* The opposite of wlc_calc_frame_time */ -static uint -wlc_calc_frame_len(struct wlc_info *wlc, ratespec_t ratespec, u8 preamble_type, - uint dur) -{ - uint nsyms, mac_len, Ndps, kNdps; - uint rate = RSPEC2RATE(ratespec); - - WL_TRACE("wl%d: wlc_calc_frame_len: rspec 0x%x, preamble_type %d, dur %d\n", - wlc->pub->unit, ratespec, preamble_type, dur); - - if (IS_MCS(ratespec)) { - uint mcs = ratespec & RSPEC_RATE_MASK; - int tot_streams = MCS_TXS(mcs) + RSPEC_STC(ratespec); - ASSERT(WLC_PHY_11N_CAP(wlc->band)); - dur -= PREN_PREAMBLE + (tot_streams * PREN_PREAMBLE_EXT); - /* payload calculation matches that of regular ofdm */ - if (BAND_2G(wlc->band->bandtype)) - dur -= DOT11_OFDM_SIGNAL_EXTENSION; - /* kNdbps = kbps * 4 */ - kNdps = - MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), - RSPEC_ISSGI(ratespec)) * 4; - nsyms = dur / APHY_SYMBOL_TIME; - mac_len = - ((nsyms * kNdps) - - ((APHY_SERVICE_NBITS + APHY_TAIL_NBITS) * 1000)) / 8000; - } else if (IS_OFDM(ratespec)) { - dur -= APHY_PREAMBLE_TIME; - dur -= APHY_SIGNAL_TIME; - /* Ndbps = Mbps * 4 = rate(500Kbps) * 2 */ - Ndps = rate * 2; - nsyms = dur / APHY_SYMBOL_TIME; - mac_len = - ((nsyms * Ndps) - - (APHY_SERVICE_NBITS + APHY_TAIL_NBITS)) / 8; - } else { - if (preamble_type & WLC_SHORT_PREAMBLE) - dur -= BPHY_PLCP_SHORT_TIME; - else - dur -= BPHY_PLCP_TIME; - mac_len = dur * rate; - /* divide out factor of 2 in rate (1/2 mbps) */ - mac_len = mac_len / 8 / 2; - } - return mac_len; -} - -static uint -wlc_calc_ba_time(struct wlc_info *wlc, ratespec_t rspec, u8 preamble_type) -{ - WL_TRACE("wl%d: wlc_calc_ba_time: rspec 0x%x, preamble_type %d\n", - wlc->pub->unit, rspec, preamble_type); - /* Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that is less than - * or equal to the rate of the immediately previous frame in the FES - */ - rspec = WLC_BASIC_RATE(wlc, rspec); - ASSERT(VALID_RATE_DBG(wlc, rspec)); - - /* BA len == 32 == 16(ctl hdr) + 4(ba len) + 8(bitmap) + 4(fcs) */ - return wlc_calc_frame_time(wlc, rspec, preamble_type, - (DOT11_BA_LEN + DOT11_BA_BITMAP_LEN + - FCS_LEN)); -} - -static uint BCMFASTPATH -wlc_calc_ack_time(struct wlc_info *wlc, ratespec_t rspec, u8 preamble_type) -{ - uint dur = 0; - - WL_TRACE("wl%d: wlc_calc_ack_time: rspec 0x%x, preamble_type %d\n", - wlc->pub->unit, rspec, preamble_type); - /* Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that is less than - * or equal to the rate of the immediately previous frame in the FES - */ - rspec = WLC_BASIC_RATE(wlc, rspec); - ASSERT(VALID_RATE_DBG(wlc, rspec)); - - /* ACK frame len == 14 == 2(fc) + 2(dur) + 6(ra) + 4(fcs) */ - dur = - wlc_calc_frame_time(wlc, rspec, preamble_type, - (DOT11_ACK_LEN + FCS_LEN)); - return dur; -} - -static uint -wlc_calc_cts_time(struct wlc_info *wlc, ratespec_t rspec, u8 preamble_type) -{ - WL_TRACE("wl%d: wlc_calc_cts_time: ratespec 0x%x, preamble_type %d\n", - wlc->pub->unit, rspec, preamble_type); - return wlc_calc_ack_time(wlc, rspec, preamble_type); -} - -/* derive wlc->band->basic_rate[] table from 'rateset' */ -void wlc_rate_lookup_init(struct wlc_info *wlc, wlc_rateset_t *rateset) -{ - u8 rate; - u8 mandatory; - u8 cck_basic = 0; - u8 ofdm_basic = 0; - u8 *br = wlc->band->basic_rate; - uint i; - - /* incoming rates are in 500kbps units as in 802.11 Supported Rates */ - memset(br, 0, WLC_MAXRATE + 1); - - /* For each basic rate in the rates list, make an entry in the - * best basic lookup. - */ - for (i = 0; i < rateset->count; i++) { - /* only make an entry for a basic rate */ - if (!(rateset->rates[i] & WLC_RATE_FLAG)) - continue; - - /* mask off basic bit */ - rate = (rateset->rates[i] & RATE_MASK); - - if (rate > WLC_MAXRATE) { - WL_ERROR("wlc_rate_lookup_init: invalid rate 0x%X in rate set\n", - rateset->rates[i]); - continue; - } - - br[rate] = rate; - } - - /* The rate lookup table now has non-zero entries for each - * basic rate, equal to the basic rate: br[basicN] = basicN - * - * To look up the best basic rate corresponding to any - * particular rate, code can use the basic_rate table - * like this - * - * basic_rate = wlc->band->basic_rate[tx_rate] - * - * Make sure there is a best basic rate entry for - * every rate by walking up the table from low rates - * to high, filling in holes in the lookup table - */ - - for (i = 0; i < wlc->band->hw_rateset.count; i++) { - rate = wlc->band->hw_rateset.rates[i]; - ASSERT(rate <= WLC_MAXRATE); - - if (br[rate] != 0) { - /* This rate is a basic rate. - * Keep track of the best basic rate so far by - * modulation type. - */ - if (IS_OFDM(rate)) - ofdm_basic = rate; - else - cck_basic = rate; - - continue; - } - - /* This rate is not a basic rate so figure out the - * best basic rate less than this rate and fill in - * the hole in the table - */ - - br[rate] = IS_OFDM(rate) ? ofdm_basic : cck_basic; - - if (br[rate] != 0) - continue; - - if (IS_OFDM(rate)) { - /* In 11g and 11a, the OFDM mandatory rates are 6, 12, and 24 Mbps */ - if (rate >= WLC_RATE_24M) - mandatory = WLC_RATE_24M; - else if (rate >= WLC_RATE_12M) - mandatory = WLC_RATE_12M; - else - mandatory = WLC_RATE_6M; - } else { - /* In 11b, all the CCK rates are mandatory 1 - 11 Mbps */ - mandatory = rate; - } - - br[rate] = mandatory; - } -} - -static void wlc_write_rate_shm(struct wlc_info *wlc, u8 rate, u8 basic_rate) -{ - u8 phy_rate, index; - u8 basic_phy_rate, basic_index; - u16 dir_table, basic_table; - u16 basic_ptr; - - /* Shared memory address for the table we are reading */ - dir_table = IS_OFDM(basic_rate) ? M_RT_DIRMAP_A : M_RT_DIRMAP_B; - - /* Shared memory address for the table we are writing */ - basic_table = IS_OFDM(rate) ? M_RT_BBRSMAP_A : M_RT_BBRSMAP_B; - - /* - * for a given rate, the LS-nibble of the PLCP SIGNAL field is - * the index into the rate table. - */ - phy_rate = rate_info[rate] & RATE_MASK; - basic_phy_rate = rate_info[basic_rate] & RATE_MASK; - index = phy_rate & 0xf; - basic_index = basic_phy_rate & 0xf; - - /* Find the SHM pointer to the ACK rate entry by looking in the - * Direct-map Table - */ - basic_ptr = wlc_read_shm(wlc, (dir_table + basic_index * 2)); - - /* Update the SHM BSS-basic-rate-set mapping table with the pointer - * to the correct basic rate for the given incoming rate - */ - wlc_write_shm(wlc, (basic_table + index * 2), basic_ptr); -} - -static const wlc_rateset_t *wlc_rateset_get_hwrs(struct wlc_info *wlc) -{ - const wlc_rateset_t *rs_dflt; - - if (WLC_PHY_11N_CAP(wlc->band)) { - if (BAND_5G(wlc->band->bandtype)) - rs_dflt = &ofdm_mimo_rates; - else - rs_dflt = &cck_ofdm_mimo_rates; - } else if (wlc->band->gmode) - rs_dflt = &cck_ofdm_rates; - else - rs_dflt = &cck_rates; - - return rs_dflt; -} - -void wlc_set_ratetable(struct wlc_info *wlc) -{ - const wlc_rateset_t *rs_dflt; - wlc_rateset_t rs; - u8 rate, basic_rate; - uint i; - - rs_dflt = wlc_rateset_get_hwrs(wlc); - ASSERT(rs_dflt != NULL); - - wlc_rateset_copy(rs_dflt, &rs); - wlc_rateset_mcs_upd(&rs, wlc->stf->txstreams); - - /* walk the phy rate table and update SHM basic rate lookup table */ - for (i = 0; i < rs.count; i++) { - rate = rs.rates[i] & RATE_MASK; - - /* for a given rate WLC_BASIC_RATE returns the rate at - * which a response ACK/CTS should be sent. - */ - basic_rate = WLC_BASIC_RATE(wlc, rate); - if (basic_rate == 0) { - /* This should only happen if we are using a - * restricted rateset. - */ - basic_rate = rs.rates[0] & RATE_MASK; - } - - wlc_write_rate_shm(wlc, rate, basic_rate); - } -} - -/* - * Return true if the specified rate is supported by the specified band. - * WLC_BAND_AUTO indicates the current band. - */ -bool wlc_valid_rate(struct wlc_info *wlc, ratespec_t rspec, int band, - bool verbose) -{ - wlc_rateset_t *hw_rateset; - uint i; - - if ((band == WLC_BAND_AUTO) || (band == wlc->band->bandtype)) { - hw_rateset = &wlc->band->hw_rateset; - } else if (NBANDS(wlc) > 1) { - hw_rateset = &wlc->bandstate[OTHERBANDUNIT(wlc)]->hw_rateset; - } else { - /* other band specified and we are a single band device */ - return false; - } - - /* check if this is a mimo rate */ - if (IS_MCS(rspec)) { - if (!VALID_MCS((rspec & RSPEC_RATE_MASK))) - goto error; - - return isset(hw_rateset->mcs, (rspec & RSPEC_RATE_MASK)); - } - - for (i = 0; i < hw_rateset->count; i++) - if (hw_rateset->rates[i] == RSPEC2RATE(rspec)) - return true; - error: - if (verbose) { - WL_ERROR("wl%d: wlc_valid_rate: rate spec 0x%x not in hw_rateset\n", - wlc->pub->unit, rspec); - } - - return false; -} - -static void wlc_update_mimo_band_bwcap(struct wlc_info *wlc, u8 bwcap) -{ - uint i; - struct wlcband *band; - - for (i = 0; i < NBANDS(wlc); i++) { - if (IS_SINGLEBAND_5G(wlc->deviceid)) - i = BAND_5G_INDEX; - band = wlc->bandstate[i]; - if (band->bandtype == WLC_BAND_5G) { - if ((bwcap == WLC_N_BW_40ALL) - || (bwcap == WLC_N_BW_20IN2G_40IN5G)) - band->mimo_cap_40 = true; - else - band->mimo_cap_40 = false; - } else { - ASSERT(band->bandtype == WLC_BAND_2G); - if (bwcap == WLC_N_BW_40ALL) - band->mimo_cap_40 = true; - else - band->mimo_cap_40 = false; - } - } - - wlc->mimo_band_bwcap = bwcap; -} - -void wlc_mod_prb_rsp_rate_table(struct wlc_info *wlc, uint frame_len) -{ - const wlc_rateset_t *rs_dflt; - wlc_rateset_t rs; - u8 rate; - u16 entry_ptr; - u8 plcp[D11_PHY_HDR_LEN]; - u16 dur, sifs; - uint i; - - sifs = SIFS(wlc->band); - - rs_dflt = wlc_rateset_get_hwrs(wlc); - ASSERT(rs_dflt != NULL); - - wlc_rateset_copy(rs_dflt, &rs); - wlc_rateset_mcs_upd(&rs, wlc->stf->txstreams); - - /* walk the phy rate table and update MAC core SHM basic rate table entries */ - for (i = 0; i < rs.count; i++) { - rate = rs.rates[i] & RATE_MASK; - - entry_ptr = wlc_rate_shm_offset(wlc, rate); - - /* Calculate the Probe Response PLCP for the given rate */ - wlc_compute_plcp(wlc, rate, frame_len, plcp); - - /* Calculate the duration of the Probe Response frame plus SIFS for the MAC */ - dur = - (u16) wlc_calc_frame_time(wlc, rate, WLC_LONG_PREAMBLE, - frame_len); - dur += sifs; - - /* Update the SHM Rate Table entry Probe Response values */ - wlc_write_shm(wlc, entry_ptr + M_RT_PRS_PLCP_POS, - (u16) (plcp[0] + (plcp[1] << 8))); - wlc_write_shm(wlc, entry_ptr + M_RT_PRS_PLCP_POS + 2, - (u16) (plcp[2] + (plcp[3] << 8))); - wlc_write_shm(wlc, entry_ptr + M_RT_PRS_DUR_POS, dur); - } -} - -u16 -wlc_compute_bcntsfoff(struct wlc_info *wlc, ratespec_t rspec, - bool short_preamble, bool phydelay) -{ - uint bcntsfoff = 0; - - if (IS_MCS(rspec)) { - WL_ERROR("wl%d: recd beacon with mcs rate; rspec 0x%x\n", - wlc->pub->unit, rspec); - } else if (IS_OFDM(rspec)) { - /* tx delay from MAC through phy to air (2.1 usec) + - * phy header time (preamble + PLCP SIGNAL == 20 usec) + - * PLCP SERVICE + MAC header time (SERVICE + FC + DUR + A1 + A2 + A3 + SEQ == 26 - * bytes at beacon rate) - */ - bcntsfoff += phydelay ? D11A_PHY_TX_DELAY : 0; - bcntsfoff += APHY_PREAMBLE_TIME + APHY_SIGNAL_TIME; - bcntsfoff += - wlc_compute_airtime(wlc, rspec, - APHY_SERVICE_NBITS / 8 + - DOT11_MAC_HDR_LEN); - } else { - /* tx delay from MAC through phy to air (3.4 usec) + - * phy header time (long preamble + PLCP == 192 usec) + - * MAC header time (FC + DUR + A1 + A2 + A3 + SEQ == 24 bytes at beacon rate) - */ - bcntsfoff += phydelay ? D11B_PHY_TX_DELAY : 0; - bcntsfoff += - short_preamble ? D11B_PHY_SPREHDR_TIME : - D11B_PHY_LPREHDR_TIME; - bcntsfoff += wlc_compute_airtime(wlc, rspec, DOT11_MAC_HDR_LEN); - } - return (u16) (bcntsfoff); -} - -/* Max buffering needed for beacon template/prb resp template is 142 bytes. - * - * PLCP header is 6 bytes. - * 802.11 A3 header is 24 bytes. - * Max beacon frame body template length is 112 bytes. - * Max probe resp frame body template length is 110 bytes. - * - * *len on input contains the max length of the packet available. - * - * The *len value is set to the number of bytes in buf used, and starts with the PLCP - * and included up to, but not including, the 4 byte FCS. - */ -static void -wlc_bcn_prb_template(struct wlc_info *wlc, uint type, ratespec_t bcn_rspec, - wlc_bsscfg_t *cfg, u16 *buf, int *len) -{ - static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255}; - cck_phy_hdr_t *plcp; - struct ieee80211_mgmt *h; - int hdr_len, body_len; - - ASSERT(*len >= 142); - ASSERT(type == FC_BEACON || type == FC_PROBE_RESP); - - if (MBSS_BCN_ENAB(cfg) && type == FC_BEACON) - hdr_len = DOT11_MAC_HDR_LEN; - else - hdr_len = D11_PHY_HDR_LEN + DOT11_MAC_HDR_LEN; - body_len = *len - hdr_len; /* calc buffer size provided for frame body */ - - *len = hdr_len + body_len; /* return actual size */ - - /* format PHY and MAC headers */ - memset((char *)buf, 0, hdr_len); - - plcp = (cck_phy_hdr_t *) buf; - - /* PLCP for Probe Response frames are filled in from core's rate table */ - if (type == FC_BEACON && !MBSS_BCN_ENAB(cfg)) { - /* fill in PLCP */ - wlc_compute_plcp(wlc, bcn_rspec, - (DOT11_MAC_HDR_LEN + body_len + FCS_LEN), - (u8 *) plcp); - - } - /* "Regular" and 16 MBSS but not for 4 MBSS */ - /* Update the phytxctl for the beacon based on the rspec */ - if (!SOFTBCN_ENAB(cfg)) - wlc_beacon_phytxctl_txant_upd(wlc, bcn_rspec); - - if (MBSS_BCN_ENAB(cfg) && type == FC_BEACON) - h = (struct ieee80211_mgmt *)&plcp[0]; - else - h = (struct ieee80211_mgmt *)&plcp[1]; - - /* fill in 802.11 header */ - h->frame_control = htol16((u16) type); - - /* DUR is 0 for multicast bcn, or filled in by MAC for prb resp */ - /* A1 filled in by MAC for prb resp, broadcast for bcn */ - if (type == FC_BEACON) - bcopy((const char *)ðer_bcast, (char *)&h->da, - ETH_ALEN); - bcopy((char *)&cfg->cur_etheraddr, (char *)&h->sa, ETH_ALEN); - bcopy((char *)&cfg->BSSID, (char *)&h->bssid, ETH_ALEN); - - /* SEQ filled in by MAC */ - - return; -} - -int wlc_get_header_len() -{ - return TXOFF; -} - -/* Update a beacon for a particular BSS - * For MBSS, this updates the software template and sets "latest" to the index of the - * template updated. - * Otherwise, it updates the hardware template. - */ -void wlc_bss_update_beacon(struct wlc_info *wlc, wlc_bsscfg_t *cfg) -{ - int len = BCN_TMPL_LEN; - - /* Clear the soft intmask */ - wlc->defmacintmask &= ~MI_BCNTPL; - - if (!cfg->up) { /* Only allow updates on an UP bss */ - return; - } - - if (MBSS_BCN_ENAB(cfg)) { /* Optimize: Some of if/else could be combined */ - } else if (HWBCN_ENAB(cfg)) { /* Hardware beaconing for this config */ - u16 bcn[BCN_TMPL_LEN / 2]; - u32 both_valid = MCMD_BCN0VLD | MCMD_BCN1VLD; - d11regs_t *regs = wlc->regs; - struct osl_info *osh = NULL; - - osh = wlc->osh; - - /* Check if both templates are in use, if so sched. an interrupt - * that will call back into this routine - */ - if ((R_REG(osh, ®s->maccommand) & both_valid) == both_valid) { - /* clear any previous status */ - W_REG(osh, ®s->macintstatus, MI_BCNTPL); - } - /* Check that after scheduling the interrupt both of the - * templates are still busy. if not clear the int. & remask - */ - if ((R_REG(osh, ®s->maccommand) & both_valid) == both_valid) { - wlc->defmacintmask |= MI_BCNTPL; - return; - } - - wlc->bcn_rspec = - wlc_lowest_basic_rspec(wlc, &cfg->current_bss->rateset); - ASSERT(wlc_valid_rate - (wlc, wlc->bcn_rspec, - CHSPEC_IS2G(cfg->current_bss-> - chanspec) ? WLC_BAND_2G : WLC_BAND_5G, - true)); - - /* update the template and ucode shm */ - wlc_bcn_prb_template(wlc, FC_BEACON, wlc->bcn_rspec, cfg, bcn, - &len); - wlc_write_hw_bcntemplates(wlc, bcn, len, false); - } -} - -/* - * Update all beacons for the system. - */ -void wlc_update_beacon(struct wlc_info *wlc) -{ - int idx; - wlc_bsscfg_t *bsscfg; - - /* update AP or IBSS beacons */ - FOREACH_BSS(wlc, idx, bsscfg) { - if (bsscfg->up && (BSSCFG_AP(bsscfg) || !bsscfg->BSS)) - wlc_bss_update_beacon(wlc, bsscfg); - } -} - -/* Write ssid into shared memory */ -void wlc_shm_ssid_upd(struct wlc_info *wlc, wlc_bsscfg_t *cfg) -{ - u8 *ssidptr = cfg->SSID; - u16 base = M_SSID; - u8 ssidbuf[IEEE80211_MAX_SSID_LEN]; - - /* padding the ssid with zero and copy it into shm */ - memset(ssidbuf, 0, IEEE80211_MAX_SSID_LEN); - bcopy(ssidptr, ssidbuf, cfg->SSID_len); - - wlc_copyto_shm(wlc, base, ssidbuf, IEEE80211_MAX_SSID_LEN); - - if (!MBSS_BCN_ENAB(cfg)) - wlc_write_shm(wlc, M_SSIDLEN, (u16) cfg->SSID_len); -} - -void wlc_update_probe_resp(struct wlc_info *wlc, bool suspend) -{ - int idx; - wlc_bsscfg_t *bsscfg; - - /* update AP or IBSS probe responses */ - FOREACH_BSS(wlc, idx, bsscfg) { - if (bsscfg->up && (BSSCFG_AP(bsscfg) || !bsscfg->BSS)) - wlc_bss_update_probe_resp(wlc, bsscfg, suspend); - } -} - -void -wlc_bss_update_probe_resp(struct wlc_info *wlc, wlc_bsscfg_t *cfg, bool suspend) -{ - u16 prb_resp[BCN_TMPL_LEN / 2]; - int len = BCN_TMPL_LEN; - - /* write the probe response to hardware, or save in the config structure */ - if (!MBSS_PRB_ENAB(cfg)) { - - /* create the probe response template */ - wlc_bcn_prb_template(wlc, FC_PROBE_RESP, 0, cfg, prb_resp, - &len); - - if (suspend) - wlc_suspend_mac_and_wait(wlc); - - /* write the probe response into the template region */ - wlc_bmac_write_template_ram(wlc->hw, T_PRS_TPL_BASE, - (len + 3) & ~3, prb_resp); - - /* write the length of the probe response frame (+PLCP/-FCS) */ - wlc_write_shm(wlc, M_PRB_RESP_FRM_LEN, (u16) len); - - /* write the SSID and SSID length */ - wlc_shm_ssid_upd(wlc, cfg); - - /* - * Write PLCP headers and durations for probe response frames at all rates. - * Use the actual frame length covered by the PLCP header for the call to - * wlc_mod_prb_rsp_rate_table() by subtracting the PLCP len and adding the FCS. - */ - len += (-D11_PHY_HDR_LEN + FCS_LEN); - wlc_mod_prb_rsp_rate_table(wlc, (u16) len); - - if (suspend) - wlc_enable_mac(wlc); - } else { /* Generating probe resp in sw; update local template */ - ASSERT(0 && "No software probe response support without MBSS"); - } -} - -/* prepares pdu for transmission. returns BCM error codes */ -int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifop) -{ - struct osl_info *osh; - uint fifo; - d11txh_t *txh; - struct ieee80211_hdr *h; - struct scb *scb; - u16 fc; - - osh = wlc->osh; - - ASSERT(pdu); - txh = (d11txh_t *) (pdu->data); - ASSERT(txh); - h = (struct ieee80211_hdr *)((u8 *) (txh + 1) + D11_PHY_HDR_LEN); - ASSERT(h); - fc = ltoh16(h->frame_control); - - /* get the pkt queue info. This was put at wlc_sendctl or wlc_send for PDU */ - fifo = ltoh16(txh->TxFrameID) & TXFID_QUEUE_MASK; - - scb = NULL; - - *fifop = fifo; - - /* return if insufficient dma resources */ - if (TXAVAIL(wlc, fifo) < MAX_DMA_SEGS) { - /* Mark precedences related to this FIFO, unsendable */ - WLC_TX_FIFO_CLEAR(wlc, fifo); - return BCME_BUSY; - } - - if ((ltoh16(txh->MacFrameControl) & IEEE80211_FCTL_FTYPE) != - IEEE80211_FTYPE_DATA) - WLCNTINCR(wlc->pub->_cnt->txctl); - - return 0; -} - -/* init tx reported rate mechanism */ -void wlc_reprate_init(struct wlc_info *wlc) -{ - int i; - wlc_bsscfg_t *bsscfg; - - FOREACH_BSS(wlc, i, bsscfg) { - wlc_bsscfg_reprate_init(bsscfg); - } -} - -/* per bsscfg init tx reported rate mechanism */ -void wlc_bsscfg_reprate_init(wlc_bsscfg_t *bsscfg) -{ - bsscfg->txrspecidx = 0; - memset((char *)bsscfg->txrspec, 0, sizeof(bsscfg->txrspec)); -} - -/* Retrieve a consolidated set of revision information, - * typically for the WLC_GET_REVINFO ioctl - */ -int wlc_get_revision_info(struct wlc_info *wlc, void *buf, uint len) -{ - wlc_rev_info_t *rinfo = (wlc_rev_info_t *) buf; - - if (len < WL_REV_INFO_LEGACY_LENGTH) - return BCME_BUFTOOSHORT; - - rinfo->vendorid = wlc->vendorid; - rinfo->deviceid = wlc->deviceid; - rinfo->radiorev = (wlc->band->radiorev << IDCODE_REV_SHIFT) | - (wlc->band->radioid << IDCODE_ID_SHIFT); - rinfo->chiprev = wlc->pub->sih->chiprev; - rinfo->corerev = wlc->pub->corerev; - rinfo->boardid = wlc->pub->sih->boardtype; - rinfo->boardvendor = wlc->pub->sih->boardvendor; - rinfo->boardrev = wlc->pub->boardrev; - rinfo->ucoderev = wlc->ucode_rev; - rinfo->driverrev = EPI_VERSION_NUM; - rinfo->bus = wlc->pub->sih->bustype; - rinfo->chipnum = wlc->pub->sih->chip; - - if (len >= (offsetof(wlc_rev_info_t, chippkg))) { - rinfo->phytype = wlc->band->phytype; - rinfo->phyrev = wlc->band->phyrev; - rinfo->anarev = 0; /* obsolete stuff, suppress */ - } - - if (len >= sizeof(*rinfo)) { - rinfo->chippkg = wlc->pub->sih->chippkg; - } - - return BCME_OK; -} - -void wlc_default_rateset(struct wlc_info *wlc, wlc_rateset_t *rs) -{ - wlc_rateset_default(rs, NULL, wlc->band->phytype, wlc->band->bandtype, - false, RATE_MASK_FULL, (bool) N_ENAB(wlc->pub), - CHSPEC_WLC_BW(wlc->default_bss->chanspec), - wlc->stf->txstreams); -} - -static void wlc_bss_default_init(struct wlc_info *wlc) -{ - chanspec_t chanspec; - struct wlcband *band; - wlc_bss_info_t *bi = wlc->default_bss; - - /* init default and target BSS with some sane initial values */ - memset((char *)(bi), 0, sizeof(wlc_bss_info_t)); - bi->beacon_period = ISSIM_ENAB(wlc->pub->sih) ? BEACON_INTERVAL_DEF_QT : - BEACON_INTERVAL_DEFAULT; - bi->dtim_period = ISSIM_ENAB(wlc->pub->sih) ? DTIM_INTERVAL_DEF_QT : - DTIM_INTERVAL_DEFAULT; - - /* fill the default channel as the first valid channel - * starting from the 2G channels - */ - chanspec = CH20MHZ_CHSPEC(1); - ASSERT(chanspec != INVCHANSPEC); - - wlc->home_chanspec = bi->chanspec = chanspec; - - /* find the band of our default channel */ - band = wlc->band; - if (NBANDS(wlc) > 1 && band->bandunit != CHSPEC_WLCBANDUNIT(chanspec)) - band = wlc->bandstate[OTHERBANDUNIT(wlc)]; - - /* init bss rates to the band specific default rate set */ - wlc_rateset_default(&bi->rateset, NULL, band->phytype, band->bandtype, - false, RATE_MASK_FULL, (bool) N_ENAB(wlc->pub), - CHSPEC_WLC_BW(chanspec), wlc->stf->txstreams); - - if (N_ENAB(wlc->pub)) - bi->flags |= WLC_BSS_HT; -} - -/* Deferred event processing */ -static void wlc_process_eventq(void *arg) -{ - struct wlc_info *wlc = (struct wlc_info *) arg; - wlc_event_t *etmp; - - while ((etmp = wlc_eventq_deq(wlc->eventq))) { - /* Perform OS specific event processing */ - wl_event(wlc->wl, etmp->event.ifname, etmp); - if (etmp->data) { - kfree(etmp->data); - etmp->data = NULL; - } - wlc_event_free(wlc->eventq, etmp); - } -} - -void -wlc_uint64_sub(u32 *a_high, u32 *a_low, u32 b_high, u32 b_low) -{ - if (b_low > *a_low) { - /* low half needs a carry */ - b_high += 1; - } - *a_low -= b_low; - *a_high -= b_high; -} - -static ratespec_t -mac80211_wlc_set_nrate(struct wlc_info *wlc, struct wlcband *cur_band, - u32 int_val) -{ - u8 stf = (int_val & NRATE_STF_MASK) >> NRATE_STF_SHIFT; - u8 rate = int_val & NRATE_RATE_MASK; - ratespec_t rspec; - bool ismcs = ((int_val & NRATE_MCS_INUSE) == NRATE_MCS_INUSE); - bool issgi = ((int_val & NRATE_SGI_MASK) >> NRATE_SGI_SHIFT); - bool override_mcs_only = ((int_val & NRATE_OVERRIDE_MCS_ONLY) - == NRATE_OVERRIDE_MCS_ONLY); - int bcmerror = 0; - - if (!ismcs) { - return (ratespec_t) rate; - } - - /* validate the combination of rate/mcs/stf is allowed */ - if (N_ENAB(wlc->pub) && ismcs) { - /* mcs only allowed when nmode */ - if (stf > PHY_TXC1_MODE_SDM) { - WL_ERROR("wl%d: %s: Invalid stf\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - - /* mcs 32 is a special case, DUP mode 40 only */ - if (rate == 32) { - if (!CHSPEC_IS40(wlc->home_chanspec) || - ((stf != PHY_TXC1_MODE_SISO) - && (stf != PHY_TXC1_MODE_CDD))) { - WL_ERROR("wl%d: %s: Invalid mcs 32\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - /* mcs > 7 must use stf SDM */ - } else if (rate > HIGHEST_SINGLE_STREAM_MCS) { - /* mcs > 7 must use stf SDM */ - if (stf != PHY_TXC1_MODE_SDM) { - WL_TRACE("wl%d: %s: enabling SDM mode for mcs %d\n", - WLCWLUNIT(wlc), __func__, rate); - stf = PHY_TXC1_MODE_SDM; - } - } else { - /* MCS 0-7 may use SISO, CDD, and for phy_rev >= 3 STBC */ - if ((stf > PHY_TXC1_MODE_STBC) || - (!WLC_STBC_CAP_PHY(wlc) - && (stf == PHY_TXC1_MODE_STBC))) { - WL_ERROR("wl%d: %s: Invalid STBC\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - } - } else if (IS_OFDM(rate)) { - if ((stf != PHY_TXC1_MODE_CDD) && (stf != PHY_TXC1_MODE_SISO)) { - WL_ERROR("wl%d: %s: Invalid OFDM\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - } else if (IS_CCK(rate)) { - if ((cur_band->bandtype != WLC_BAND_2G) - || (stf != PHY_TXC1_MODE_SISO)) { - WL_ERROR("wl%d: %s: Invalid CCK\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - } else { - WL_ERROR("wl%d: %s: Unknown rate type\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - /* make sure multiple antennae are available for non-siso rates */ - if ((stf != PHY_TXC1_MODE_SISO) && (wlc->stf->txstreams == 1)) { - WL_ERROR("wl%d: %s: SISO antenna but !SISO request\n", - WLCWLUNIT(wlc), __func__); - bcmerror = BCME_RANGE; - goto done; - } - - rspec = rate; - if (ismcs) { - rspec |= RSPEC_MIMORATE; - /* For STBC populate the STC field of the ratespec */ - if (stf == PHY_TXC1_MODE_STBC) { - u8 stc; - stc = 1; /* Nss for single stream is always 1 */ - rspec |= (stc << RSPEC_STC_SHIFT); - } - } - - rspec |= (stf << RSPEC_STF_SHIFT); - - if (override_mcs_only) - rspec |= RSPEC_OVERRIDE_MCS_ONLY; - - if (issgi) - rspec |= RSPEC_SHORT_GI; - - if ((rate != 0) - && !wlc_valid_rate(wlc, rspec, cur_band->bandtype, true)) { - return rate; - } - - return rspec; - done: - WL_ERROR("Hoark\n"); - return rate; -} - -/* formula: IDLE_BUSY_RATIO_X_16 = (100-duty_cycle)/duty_cycle*16 */ -static int -wlc_duty_cycle_set(struct wlc_info *wlc, int duty_cycle, bool isOFDM, - bool writeToShm) -{ - int idle_busy_ratio_x_16 = 0; - uint offset = - isOFDM ? M_TX_IDLE_BUSY_RATIO_X_16_OFDM : - M_TX_IDLE_BUSY_RATIO_X_16_CCK; - if (duty_cycle > 100 || duty_cycle < 0) { - WL_ERROR("wl%d: duty cycle value off limit\n", wlc->pub->unit); - return BCME_RANGE; - } - if (duty_cycle) - idle_busy_ratio_x_16 = (100 - duty_cycle) * 16 / duty_cycle; - /* Only write to shared memory when wl is up */ - if (writeToShm) - wlc_write_shm(wlc, offset, (u16) idle_busy_ratio_x_16); - - if (isOFDM) - wlc->tx_duty_cycle_ofdm = (u16) duty_cycle; - else - wlc->tx_duty_cycle_cck = (u16) duty_cycle; - - return BCME_OK; -} - -/* Read a single u16 from shared memory. - * SHM 'offset' needs to be an even address - */ -u16 wlc_read_shm(struct wlc_info *wlc, uint offset) -{ - return wlc_bmac_read_shm(wlc->hw, offset); -} - -/* Write a single u16 to shared memory. - * SHM 'offset' needs to be an even address - */ -void wlc_write_shm(struct wlc_info *wlc, uint offset, u16 v) -{ - wlc_bmac_write_shm(wlc->hw, offset, v); -} - -/* Set a range of shared memory to a value. - * SHM 'offset' needs to be an even address and - * Range length 'len' must be an even number of bytes - */ -void wlc_set_shm(struct wlc_info *wlc, uint offset, u16 v, int len) -{ - /* offset and len need to be even */ - ASSERT((offset & 1) == 0); - ASSERT((len & 1) == 0); - - if (len <= 0) - return; - - wlc_bmac_set_shm(wlc->hw, offset, v, len); -} - -/* Copy a buffer to shared memory. - * SHM 'offset' needs to be an even address and - * Buffer length 'len' must be an even number of bytes - */ -void wlc_copyto_shm(struct wlc_info *wlc, uint offset, const void *buf, int len) -{ - /* offset and len need to be even */ - ASSERT((offset & 1) == 0); - ASSERT((len & 1) == 0); - - if (len <= 0) - return; - wlc_bmac_copyto_objmem(wlc->hw, offset, buf, len, OBJADDR_SHM_SEL); - -} - -/* Copy from shared memory to a buffer. - * SHM 'offset' needs to be an even address and - * Buffer length 'len' must be an even number of bytes - */ -void wlc_copyfrom_shm(struct wlc_info *wlc, uint offset, void *buf, int len) -{ - /* offset and len need to be even */ - ASSERT((offset & 1) == 0); - ASSERT((len & 1) == 0); - - if (len <= 0) - return; - - wlc_bmac_copyfrom_objmem(wlc->hw, offset, buf, len, OBJADDR_SHM_SEL); -} - -/* wrapper BMAC functions to for HIGH driver access */ -void wlc_mctrl(struct wlc_info *wlc, u32 mask, u32 val) -{ - wlc_bmac_mctrl(wlc->hw, mask, val); -} - -void wlc_corereset(struct wlc_info *wlc, u32 flags) -{ - wlc_bmac_corereset(wlc->hw, flags); -} - -void wlc_mhf(struct wlc_info *wlc, u8 idx, u16 mask, u16 val, int bands) -{ - wlc_bmac_mhf(wlc->hw, idx, mask, val, bands); -} - -u16 wlc_mhf_get(struct wlc_info *wlc, u8 idx, int bands) -{ - return wlc_bmac_mhf_get(wlc->hw, idx, bands); -} - -int wlc_xmtfifo_sz_get(struct wlc_info *wlc, uint fifo, uint *blocks) -{ - return wlc_bmac_xmtfifo_sz_get(wlc->hw, fifo, blocks); -} - -void wlc_write_template_ram(struct wlc_info *wlc, int offset, int len, - void *buf) -{ - wlc_bmac_write_template_ram(wlc->hw, offset, len, buf); -} - -void wlc_write_hw_bcntemplates(struct wlc_info *wlc, void *bcn, int len, - bool both) -{ - wlc_bmac_write_hw_bcntemplates(wlc->hw, bcn, len, both); -} - -void -wlc_set_addrmatch(struct wlc_info *wlc, int match_reg_offset, - const u8 *addr) -{ - wlc_bmac_set_addrmatch(wlc->hw, match_reg_offset, addr); -} - -void wlc_set_rcmta(struct wlc_info *wlc, int idx, const u8 *addr) -{ - wlc_bmac_set_rcmta(wlc->hw, idx, addr); -} - -void wlc_read_tsf(struct wlc_info *wlc, u32 *tsf_l_ptr, u32 *tsf_h_ptr) -{ - wlc_bmac_read_tsf(wlc->hw, tsf_l_ptr, tsf_h_ptr); -} - -void wlc_set_cwmin(struct wlc_info *wlc, u16 newmin) -{ - wlc->band->CWmin = newmin; - wlc_bmac_set_cwmin(wlc->hw, newmin); -} - -void wlc_set_cwmax(struct wlc_info *wlc, u16 newmax) -{ - wlc->band->CWmax = newmax; - wlc_bmac_set_cwmax(wlc->hw, newmax); -} - -void wlc_fifoerrors(struct wlc_info *wlc) -{ - - wlc_bmac_fifoerrors(wlc->hw); -} - -/* Search mem rw utilities */ - -void wlc_pllreq(struct wlc_info *wlc, bool set, mbool req_bit) -{ - wlc_bmac_pllreq(wlc->hw, set, req_bit); -} - -void wlc_reset_bmac_done(struct wlc_info *wlc) -{ -} - -void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode) -{ - wlc->ht_cap.cap_info &= ~HT_CAP_MIMO_PS_MASK; - wlc->ht_cap.cap_info |= (mimops_mode << IEEE80211_HT_CAP_SM_PS_SHIFT); - - if (AP_ENAB(wlc->pub) && wlc->clk) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, true); - } -} - -/* check for the particular priority flow control bit being set */ -bool -wlc_txflowcontrol_prio_isset(struct wlc_info *wlc, wlc_txq_info_t *q, int prio) -{ - uint prio_mask; - - if (prio == ALLPRIO) { - prio_mask = TXQ_STOP_FOR_PRIOFC_MASK; - } else { - ASSERT(prio >= 0 && prio <= MAXPRIO); - prio_mask = NBITVAL(prio); - } - - return (q->stopped & prio_mask) == prio_mask; -} - -/* propogate the flow control to all interfaces using the given tx queue */ -void wlc_txflowcontrol(struct wlc_info *wlc, wlc_txq_info_t *qi, - bool on, int prio) -{ - uint prio_bits; - uint cur_bits; - - WL_ERROR("%s: flow control kicks in\n", __func__); - - if (prio == ALLPRIO) { - prio_bits = TXQ_STOP_FOR_PRIOFC_MASK; - } else { - ASSERT(prio >= 0 && prio <= MAXPRIO); - prio_bits = NBITVAL(prio); - } - - cur_bits = qi->stopped & prio_bits; - - /* Check for the case of no change and return early - * Otherwise update the bit and continue - */ - if (on) { - if (cur_bits == prio_bits) { - return; - } - mboolset(qi->stopped, prio_bits); - } else { - if (cur_bits == 0) { - return; - } - mboolclr(qi->stopped, prio_bits); - } - - /* If there is a flow control override we will not change the external - * flow control state. - */ - if (qi->stopped & ~TXQ_STOP_FOR_PRIOFC_MASK) { - return; - } - - wlc_txflowcontrol_signal(wlc, qi, on, prio); -} - -void -wlc_txflowcontrol_override(struct wlc_info *wlc, wlc_txq_info_t *qi, bool on, - uint override) -{ - uint prev_override; - - ASSERT(override != 0); - ASSERT((override & TXQ_STOP_FOR_PRIOFC_MASK) == 0); - - prev_override = (qi->stopped & ~TXQ_STOP_FOR_PRIOFC_MASK); - - /* Update the flow control bits and do an early return if there is - * no change in the external flow control state. - */ - if (on) { - mboolset(qi->stopped, override); - /* if there was a previous override bit on, then setting this - * makes no difference. - */ - if (prev_override) { - return; - } - - wlc_txflowcontrol_signal(wlc, qi, ON, ALLPRIO); - } else { - mboolclr(qi->stopped, override); - /* clearing an override bit will only make a difference for - * flow control if it was the only bit set. For any other - * override setting, just return - */ - if (prev_override != override) { - return; - } - - if (qi->stopped == 0) { - wlc_txflowcontrol_signal(wlc, qi, OFF, ALLPRIO); - } else { - int prio; - - for (prio = MAXPRIO; prio >= 0; prio--) { - if (!mboolisset(qi->stopped, NBITVAL(prio))) - wlc_txflowcontrol_signal(wlc, qi, OFF, - prio); - } - } - } -} - -static void wlc_txflowcontrol_reset(struct wlc_info *wlc) -{ - wlc_txq_info_t *qi; - - for (qi = wlc->tx_queues; qi != NULL; qi = qi->next) { - if (qi->stopped) { - wlc_txflowcontrol_signal(wlc, qi, OFF, ALLPRIO); - qi->stopped = 0; - } - } -} - -static void -wlc_txflowcontrol_signal(struct wlc_info *wlc, wlc_txq_info_t *qi, bool on, - int prio) -{ - struct wlc_if *wlcif; - - for (wlcif = wlc->wlcif_list; wlcif != NULL; wlcif = wlcif->next) { - if (wlcif->qi == qi && wlcif->flags & WLC_IF_LINKED) - wl_txflowcontrol(wlc->wl, wlcif->wlif, on, prio); - } -} - -static wlc_txq_info_t *wlc_txq_alloc(struct wlc_info *wlc, struct osl_info *osh) -{ - wlc_txq_info_t *qi, *p; - - qi = (wlc_txq_info_t *) wlc_calloc(osh, wlc->pub->unit, - sizeof(wlc_txq_info_t)); - if (qi == NULL) { - return NULL; - } - - /* Have enough room for control packets along with HI watermark */ - /* Also, add room to txq for total psq packets if all the SCBs leave PS mode */ - /* The watermark for flowcontrol to OS packets will remain the same */ - pktq_init(&qi->q, WLC_PREC_COUNT, - (2 * wlc->pub->tunables->datahiwat) + PKTQ_LEN_DEFAULT + - wlc->pub->psq_pkts_total); - - /* add this queue to the the global list */ - p = wlc->tx_queues; - if (p == NULL) { - wlc->tx_queues = qi; - } else { - while (p->next != NULL) - p = p->next; - p->next = qi; - } - - return qi; -} - -static void wlc_txq_free(struct wlc_info *wlc, struct osl_info *osh, - wlc_txq_info_t *qi) -{ - wlc_txq_info_t *p; - - if (qi == NULL) - return; - - /* remove the queue from the linked list */ - p = wlc->tx_queues; - if (p == qi) - wlc->tx_queues = p->next; - else { - while (p != NULL && p->next != qi) - p = p->next; - ASSERT(p->next == qi); - if (p != NULL) - p->next = p->next->next; - } - - kfree(qi); -} diff --git a/drivers/staging/brcm80211/sys/wlc_mac80211.h b/drivers/staging/brcm80211/sys/wlc_mac80211.h deleted file mode 100644 index f56b581..0000000 --- a/drivers/staging/brcm80211/sys/wlc_mac80211.h +++ /dev/null @@ -1,989 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_h_ -#define _wlc_h_ - -#include <wlioctl.h> -#include <wlc_phy_hal.h> -#include <wlc_channel.h> -#include <wlc_bsscfg.h> -#include <wlc_scb.h> - -#define MA_WINDOW_SZ 8 /* moving average window size */ -#define WL_HWRXOFF 38 /* chip rx buffer offset */ -#define INVCHANNEL 255 /* invalid channel */ -#define MAXCOREREV 28 /* max # supported core revisions (0 .. MAXCOREREV - 1) */ -#define WLC_MAXMODULES 22 /* max # wlc_module_register() calls */ - -/* network protection config */ -#define WLC_PROT_G_SPEC 1 /* SPEC g protection */ -#define WLC_PROT_G_OVR 2 /* SPEC g prot override */ -#define WLC_PROT_G_USER 3 /* gmode specified by user */ -#define WLC_PROT_OVERLAP 4 /* overlap */ -#define WLC_PROT_N_USER 10 /* nmode specified by user */ -#define WLC_PROT_N_CFG 11 /* n protection */ -#define WLC_PROT_N_CFG_OVR 12 /* n protection override */ -#define WLC_PROT_N_NONGF 13 /* non-GF protection */ -#define WLC_PROT_N_NONGF_OVR 14 /* non-GF protection override */ -#define WLC_PROT_N_PAM_OVR 15 /* n preamble override */ -#define WLC_PROT_N_OBSS 16 /* non-HT OBSS present */ - -#define WLC_BITSCNT(x) bcm_bitcount((u8 *)&(x), sizeof(u8)) - -/* Maximum wait time for a MAC suspend */ -#define WLC_MAX_MAC_SUSPEND 83000 /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */ - -/* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable - */ -#define WLC_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */ - -/* transmit buffer max headroom for protocol headers */ -#define TXOFF (D11_TXH_LEN + D11_PHY_HDR_LEN) - -/* For managing scan result lists */ -typedef struct wlc_bss_list { - uint count; - bool beacon; /* set for beacon, cleared for probe response */ - wlc_bss_info_t *ptrs[MAXBSS]; -} wlc_bss_list_t; - -#define SW_TIMER_MAC_STAT_UPD 30 /* periodic MAC stats update */ - -/* Double check that unsupported cores are not enabled */ -#if CONF_MSK(D11CONF, 0x4f) || CONF_GE(D11CONF, MAXCOREREV) -#error "Configuration for D11CONF includes unsupported versions." -#endif /* Bad versions */ - -#define VALID_COREREV(corerev) CONF_HAS(D11CONF, corerev) - -/* values for shortslot_override */ -#define WLC_SHORTSLOT_AUTO -1 /* Driver will manage Shortslot setting */ -#define WLC_SHORTSLOT_OFF 0 /* Turn off short slot */ -#define WLC_SHORTSLOT_ON 1 /* Turn on short slot */ - -/* value for short/long and mixmode/greenfield preamble */ - -#define WLC_LONG_PREAMBLE (0) -#define WLC_SHORT_PREAMBLE (1 << 0) -#define WLC_GF_PREAMBLE (1 << 1) -#define WLC_MM_PREAMBLE (1 << 2) -#define WLC_IS_MIMO_PREAMBLE(_pre) (((_pre) == WLC_GF_PREAMBLE) || ((_pre) == WLC_MM_PREAMBLE)) - -/* values for barker_preamble */ -#define WLC_BARKER_SHORT_ALLOWED 0 /* Short pre-amble allowed */ - -/* A fifo is full. Clear precedences related to that FIFO */ -#define WLC_TX_FIFO_CLEAR(wlc, fifo) ((wlc)->tx_prec_map &= ~(wlc)->fifo2prec_map[fifo]) - -/* Fifo is NOT full. Enable precedences for that FIFO */ -#define WLC_TX_FIFO_ENAB(wlc, fifo) ((wlc)->tx_prec_map |= (wlc)->fifo2prec_map[fifo]) - -/* TxFrameID */ -/* seq and frag bits: SEQNUM_SHIFT, FRAGNUM_MASK (802.11.h) */ -/* rate epoch bits: TXFID_RATE_SHIFT, TXFID_RATE_MASK ((wlc_rate.c) */ -#define TXFID_QUEUE_MASK 0x0007 /* Bits 0-2 */ -#define TXFID_SEQ_MASK 0x7FE0 /* Bits 5-15 */ -#define TXFID_SEQ_SHIFT 5 /* Number of bit shifts */ -#define TXFID_RATE_PROBE_MASK 0x8000 /* Bit 15 for rate probe */ -#define TXFID_RATE_MASK 0x0018 /* Mask for bits 3 and 4 */ -#define TXFID_RATE_SHIFT 3 /* Shift 3 bits for rate mask */ - -/* promote boardrev */ -#define BOARDREV_PROMOTABLE 0xFF /* from */ -#define BOARDREV_PROMOTED 1 /* to */ - -/* if wpa is in use then portopen is true when the group key is plumbed otherwise it is always true - */ -#define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED)) -#define WLC_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \ - ((bsscfg)->wsec & WSEC_SWFLAG))) - -#define WLC_PORTOPEN(cfg) \ - (((cfg)->WPA_auth != WPA_AUTH_DISABLED && WSEC_ENABLED((cfg)->wsec)) ? \ - (cfg)->wsec_portopen : true) - -#define PS_ALLOWED(wlc) wlc_ps_allowed(wlc) -#define STAY_AWAKE(wlc) wlc_stay_awake(wlc) - -#define DATA_BLOCK_TX_SUPR (1 << 4) - -/* 802.1D Priority to TX FIFO number for wme */ -extern const u8 prio2fifo[]; - -/* Ucode MCTL_WAKE override bits */ -#define WLC_WAKE_OVERRIDE_CLKCTL 0x01 -#define WLC_WAKE_OVERRIDE_PHYREG 0x02 -#define WLC_WAKE_OVERRIDE_MACSUSPEND 0x04 -#define WLC_WAKE_OVERRIDE_TXFIFO 0x08 -#define WLC_WAKE_OVERRIDE_FORCEFAST 0x10 - -/* stuff pulled in from wlc.c */ - -/* Interrupt bit error summary. Don't include I_RU: we refill DMA at other - * times; and if we run out, constant I_RU interrupts may cause lockup. We - * will still get error counts from rx0ovfl. - */ -#define I_ERRORS (I_PC | I_PD | I_DE | I_RO | I_XU) -/* default software intmasks */ -#define DEF_RXINTMASK (I_RI) /* enable rx int on rxfifo only */ -#define DEF_MACINTMASK (MI_TXSTOP | MI_TBTT | MI_ATIMWINEND | MI_PMQ | \ - MI_PHYTXERR | MI_DMAINT | MI_TFS | MI_BG_NOISE | \ - MI_CCA | MI_TO | MI_GP0 | MI_RFDISABLE | MI_PWRUP) - -#define RETRY_SHORT_DEF 7 /* Default Short retry Limit */ -#define RETRY_SHORT_MAX 255 /* Maximum Short retry Limit */ -#define RETRY_LONG_DEF 4 /* Default Long retry count */ -#define RETRY_SHORT_FB 3 /* Short retry count for fallback rate */ -#define RETRY_LONG_FB 2 /* Long retry count for fallback rate */ - -#define MAXTXPKTS 6 /* max # pkts pending */ - -/* frameburst */ -#define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */ -#define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */ - -/* Per-AC retry limit register definitions; uses bcmdefs.h bitfield macros */ -#define EDCF_SHORT_S 0 -#define EDCF_SFB_S 4 -#define EDCF_LONG_S 8 -#define EDCF_LFB_S 12 -#define EDCF_SHORT_M BITFIELD_MASK(4) -#define EDCF_SFB_M BITFIELD_MASK(4) -#define EDCF_LONG_M BITFIELD_MASK(4) -#define EDCF_LFB_M BITFIELD_MASK(4) - -#define WLC_WME_RETRY_SHORT_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SHORT) -#define WLC_WME_RETRY_SFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_SFB) -#define WLC_WME_RETRY_LONG_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LONG) -#define WLC_WME_RETRY_LFB_GET(wlc, ac) GFIELD(wlc->wme_retries[ac], EDCF_LFB) - -#define WLC_WME_RETRY_SHORT_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SHORT, val)) -#define WLC_WME_RETRY_SFB_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_SFB, val)) -#define WLC_WME_RETRY_LONG_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LONG, val)) -#define WLC_WME_RETRY_LFB_SET(wlc, ac, val) \ - (wlc->wme_retries[ac] = SFIELD(wlc->wme_retries[ac], EDCF_LFB, val)) - -/* PLL requests */ -#define WLC_PLLREQ_SHARED 0x1 /* pll is shared on old chips */ -#define WLC_PLLREQ_RADIO_MON 0x2 /* hold pll for radio monitor register checking */ -#define WLC_PLLREQ_FLIP 0x4 /* hold/release pll for some short operation */ - -/* Do we support this rate? */ -#define VALID_RATE_DBG(wlc, rspec) wlc_valid_rate(wlc, rspec, WLC_BAND_AUTO, true) - -/* - * Macros to check if AP or STA is active. - * AP Active means more than just configured: driver and BSS are "up"; - * that is, we are beaconing/responding as an AP (aps_associated). - * STA Active similarly means the driver is up and a configured STA BSS - * is up: either associated (stas_associated) or trying. - * - * Macro definitions vary as per AP/STA ifdefs, allowing references to - * ifdef'd structure fields and constant values (0) for optimization. - * Make sure to enclose blocks of code such that any routines they - * reference can also be unused and optimized out by the linker. - */ -/* NOTE: References structure fields defined in wlc.h */ -#define AP_ACTIVE(wlc) (0) - -/* - * Detect Card removed. - * Even checking an sbconfig register read will not false trigger when the core is in reset. - * it breaks CF address mechanism. Accessing gphy phyversion will cause SB error if aphy - * is in reset on 4306B0-DB. Need a simple accessible reg with fixed 0/1 pattern - * (some platforms return all 0). - * If clocks are present, call the sb routine which will figure out if the device is removed. - */ -#define DEVICEREMOVED(wlc) \ - ((wlc->hw->clk) ? \ - ((R_REG(wlc->hw->osh, &wlc->hw->regs->maccontrol) & \ - (MCTL_PSM_JMP_0 | MCTL_IHR_EN)) != MCTL_IHR_EN) : \ - (si_deviceremoved(wlc->hw->sih))) - -#define WLCWLUNIT(wlc) ((wlc)->pub->unit) - -typedef struct wlc_protection { - bool _g; /* use g spec protection, driver internal */ - s8 g_override; /* override for use of g spec protection */ - u8 gmode_user; /* user config gmode, operating band->gmode is different */ - s8 overlap; /* Overlap BSS/IBSS protection for both 11g and 11n */ - s8 nmode_user; /* user config nmode, operating pub->nmode is different */ - s8 n_cfg; /* use OFDM protection on MIMO frames */ - s8 n_cfg_override; /* override for use of N protection */ - bool nongf; /* non-GF present protection */ - s8 nongf_override; /* override for use of GF protection */ - s8 n_pam_override; /* override for preamble: MM or GF */ - bool n_obss; /* indicated OBSS Non-HT STA present */ - - uint longpre_detect_timeout; /* #sec until long preamble bcns gone */ - uint barker_detect_timeout; /* #sec until bcns signaling Barker long preamble */ - /* only is gone */ - uint ofdm_ibss_timeout; /* #sec until ofdm IBSS beacons gone */ - uint ofdm_ovlp_timeout; /* #sec until ofdm overlapping BSS bcns gone */ - uint nonerp_ibss_timeout; /* #sec until nonerp IBSS beacons gone */ - uint nonerp_ovlp_timeout; /* #sec until nonerp overlapping BSS bcns gone */ - uint g_ibss_timeout; /* #sec until bcns signaling Use_Protection gone */ - uint n_ibss_timeout; /* #sec until bcns signaling Use_OFDM_Protection gone */ - uint ht20in40_ovlp_timeout; /* #sec until 20MHz overlapping OPMODE gone */ - uint ht20in40_ibss_timeout; /* #sec until 20MHz-only HT station bcns gone */ - uint non_gf_ibss_timeout; /* #sec until non-GF bcns gone */ -} wlc_protection_t; - -/* anything affects the single/dual streams/antenna operation */ -typedef struct wlc_stf { - u8 hw_txchain; /* HW txchain bitmap cfg */ - u8 txchain; /* txchain bitmap being used */ - u8 txstreams; /* number of txchains being used */ - - u8 hw_rxchain; /* HW rxchain bitmap cfg */ - u8 rxchain; /* rxchain bitmap being used */ - u8 rxstreams; /* number of rxchains being used */ - - u8 ant_rx_ovr; /* rx antenna override */ - s8 txant; /* userTx antenna setting */ - u16 phytxant; /* phyTx antenna setting in txheader */ - - u8 ss_opmode; /* singlestream Operational mode, 0:siso; 1:cdd */ - bool ss_algosel_auto; /* if true, use wlc->stf->ss_algo_channel; */ - /* else use wlc->band->stf->ss_mode_band; */ - u16 ss_algo_channel; /* ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC */ - u8 no_cddstbc; /* stf override, 1: no CDD (or STBC) allowed */ - - u8 rxchain_restore_delay; /* delay time to restore default rxchain */ - - s8 ldpc; /* AUTO/ON/OFF ldpc cap supported */ - u8 txcore[MAX_STREAMS_SUPPORTED + 1]; /* bitmap of selected core for each Nsts */ - s8 spatial_policy; -} wlc_stf_t; - -#define WLC_STF_SS_STBC_TX(wlc, scb) \ - (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) || \ - (SCB_STBC_CAP((scb)) && \ - (wlc)->band->band_stf_stbc_tx == AUTO && \ - isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC)))) - -#define WLC_STBC_CAP_PHY(wlc) (WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) - -#define WLC_SGI_CAP_PHY(wlc) ((WLCISNPHY(wlc->band) && NREV_GE(wlc->band->phyrev, 3)) || \ - WLCISLCNPHY(wlc->band)) - -#define WLC_CHAN_PHYTYPE(x) (((x) & RXS_CHAN_PHYTYPE_MASK) >> RXS_CHAN_PHYTYPE_SHIFT) -#define WLC_CHAN_CHANNEL(x) (((x) & RXS_CHAN_ID_MASK) >> RXS_CHAN_ID_SHIFT) -#define WLC_RX_CHANNEL(rxh) (WLC_CHAN_CHANNEL((rxh)->RxChan)) - -/* wlc_bss_info flag bit values */ -#define WLC_BSS_HT 0x0020 /* BSS is HT (MIMO) capable */ - -/* Flags used in wlc_txq_info.stopped */ -#define TXQ_STOP_FOR_PRIOFC_MASK 0x000000FF /* per prio flow control bits */ -#define TXQ_STOP_FOR_PKT_DRAIN 0x00000100 /* stop txq enqueue for packet drain */ -#define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200 /* stop txq enqueue for ampdu flow control */ - -#define WLC_HT_WEP_RESTRICT 0x01 /* restrict HT with WEP */ -#define WLC_HT_TKIP_RESTRICT 0x02 /* restrict HT with TKIP */ - -/* - * core state (mac) - */ -struct wlccore { - uint coreidx; /* # sb enumerated core */ - - /* fifo */ - uint *txavail[NFIFO]; /* # tx descriptors available */ - s16 txpktpend[NFIFO]; /* tx admission control */ - - macstat_t *macstat_snapshot; /* mac hw prev read values */ -}; - -/* - * band state (phy+ana+radio) - */ -struct wlcband { - int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */ - uint bandunit; /* bandstate[] index */ - - u16 phytype; /* phytype */ - u16 phyrev; - u16 radioid; - u16 radiorev; - wlc_phy_t *pi; /* pointer to phy specific information */ - bool abgphy_encore; - - u8 gmode; /* currently active gmode (see wlioctl.h) */ - - struct scb *hwrs_scb; /* permanent scb for hw rateset */ - - wlc_rateset_t defrateset; /* band-specific copy of default_bss.rateset */ - - ratespec_t rspec_override; /* 802.11 rate override */ - ratespec_t mrspec_override; /* multicast rate override */ - u8 band_stf_ss_mode; /* Configured STF type, 0:siso; 1:cdd */ - s8 band_stf_stbc_tx; /* STBC TX 0:off; 1:force on; -1:auto */ - wlc_rateset_t hw_rateset; /* rates supported by chip (phy-specific) */ - u8 basic_rate[WLC_MAXRATE + 1]; /* basic rates indexed by rate */ - bool mimo_cap_40; /* 40 MHz cap enabled on this band */ - s8 antgain; /* antenna gain from srom */ - - u16 CWmin; /* The minimum size of contention window, in unit of aSlotTime */ - u16 CWmax; /* The maximum size of contention window, in unit of aSlotTime */ - u16 bcntsfoff; /* beacon tsf offset */ -}; - -/* generic function callback takes just one arg */ -typedef void (*cb_fn_t) (void *); - -/* tx completion callback takes 3 args */ -typedef void (*pkcb_fn_t) (struct wlc_info *wlc, uint txstatus, void *arg); - -typedef struct pkt_cb { - pkcb_fn_t fn; /* function to call when tx frame completes */ - void *arg; /* void arg for fn */ - u8 nextidx; /* index of next call back if threading */ - bool entered; /* recursion check */ -} pkt_cb_t; - - /* module control blocks */ -typedef struct modulecb { - char name[32]; /* module name : NULL indicates empty array member */ - const bcm_iovar_t *iovars; /* iovar table */ - void *hdl; /* handle passed when handler 'doiovar' is called */ - watchdog_fn_t watchdog_fn; /* watchdog handler */ - iovar_fn_t iovar_fn; /* iovar handler */ - down_fn_t down_fn; /* down handler. Note: the int returned - * by the down function is a count of the - * number of timers that could not be - * freed. - */ -} modulecb_t; - - /* dump control blocks */ -typedef struct dumpcb_s { - const char *name; /* dump name */ - dump_fn_t dump_fn; /* 'wl dump' handler */ - void *dump_fn_arg; - struct dumpcb_s *next; -} dumpcb_t; - -/* virtual interface */ -struct wlc_if { - struct wlc_if *next; - u8 type; /* WLC_IFTYPE_BSS or WLC_IFTYPE_WDS */ - u8 index; /* assigned in wl_add_if(), index of the wlif if any, - * not necessarily corresponding to bsscfg._idx or - * AID2PVBMAP(scb). - */ - u8 flags; /* flags for the interface */ - struct wl_if *wlif; /* pointer to wlif */ - struct wlc_txq_info *qi; /* pointer to associated tx queue */ - union { - struct scb *scb; /* pointer to scb if WLC_IFTYPE_WDS */ - struct wlc_bsscfg *bsscfg; /* pointer to bsscfg if WLC_IFTYPE_BSS */ - } u; -}; - -/* flags for the interface */ -#define WLC_IF_LINKED 0x02 /* this interface is linked to a wl_if */ - -typedef struct wlc_hwband { - int bandtype; /* WLC_BAND_2G, WLC_BAND_5G */ - uint bandunit; /* bandstate[] index */ - u16 mhfs[MHFMAX]; /* MHF array shadow */ - u8 bandhw_stf_ss_mode; /* HW configured STF type, 0:siso; 1:cdd */ - u16 CWmin; - u16 CWmax; - u32 core_flags; - - u16 phytype; /* phytype */ - u16 phyrev; - u16 radioid; - u16 radiorev; - wlc_phy_t *pi; /* pointer to phy specific information */ - bool abgphy_encore; -} wlc_hwband_t; - -struct wlc_hw_info { - struct osl_info *osh; /* pointer to os handle */ - bool _piomode; /* true if pio mode */ - struct wlc_info *wlc; - - /* fifo */ - struct hnddma_pub *di[NFIFO]; /* hnddma handles, per fifo */ - - uint unit; /* device instance number */ - - /* version info */ - u16 vendorid; /* PCI vendor id */ - u16 deviceid; /* PCI device id */ - uint corerev; /* core revision */ - u8 sromrev; /* version # of the srom */ - u16 boardrev; /* version # of particular board */ - u32 boardflags; /* Board specific flags from srom */ - u32 boardflags2; /* More board flags if sromrev >= 4 */ - u32 machwcap; /* MAC capabilities (corerev >= 13) */ - u32 machwcap_backup; /* backup of machwcap (corerev >= 13) */ - u16 ucode_dbgsel; /* dbgsel for ucode debug(config gpio) */ - - si_t *sih; /* SB handle (cookie for siutils calls) */ - char *vars; /* "environment" name=value */ - uint vars_size; /* size of vars, free vars on detach */ - d11regs_t *regs; /* pointer to device registers */ - void *physhim; /* phy shim layer handler */ - void *phy_sh; /* pointer to shared phy state */ - wlc_hwband_t *band; /* pointer to active per-band state */ - wlc_hwband_t *bandstate[MAXBANDS]; /* per-band state (one per phy/radio) */ - u16 bmac_phytxant; /* cache of high phytxant state */ - bool shortslot; /* currently using 11g ShortSlot timing */ - u16 SRL; /* 802.11 dot11ShortRetryLimit */ - u16 LRL; /* 802.11 dot11LongRetryLimit */ - u16 SFBL; /* Short Frame Rate Fallback Limit */ - u16 LFBL; /* Long Frame Rate Fallback Limit */ - - bool up; /* d11 hardware up and running */ - uint now; /* # elapsed seconds */ - uint _nbands; /* # bands supported */ - chanspec_t chanspec; /* bmac chanspec shadow */ - - uint *txavail[NFIFO]; /* # tx descriptors available */ - u16 *xmtfifo_sz; /* fifo size in 256B for each xmt fifo */ - - mbool pllreq; /* pll requests to keep PLL on */ - - u8 suspended_fifos; /* Which TX fifo to remain awake for */ - u32 maccontrol; /* Cached value of maccontrol */ - uint mac_suspend_depth; /* current depth of mac_suspend levels */ - u32 wake_override; /* Various conditions to force MAC to WAKE mode */ - u32 mute_override; /* Prevent ucode from sending beacons */ - u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */ - u32 led_gpio_mask; /* LED GPIO Mask */ - bool noreset; /* true= do not reset hw, used by WLC_OUT */ - bool forcefastclk; /* true if the h/w is forcing the use of fast clk */ - bool clk; /* core is out of reset and has clock */ - bool sbclk; /* sb has clock */ - struct bmac_pmq *bmac_pmq; /* bmac PM states derived from ucode PMQ */ - bool phyclk; /* phy is out of reset and has clock */ - bool dma_lpbk; /* core is in DMA loopback */ - - bool ucode_loaded; /* true after ucode downloaded */ - - - u8 hw_stf_ss_opmode; /* STF single stream operation mode */ - u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic - * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board - */ - u32 antsel_avail; /* - * put struct antsel_info here if more info is - * needed - */ -}; - -/* TX Queue information - * - * Each flow of traffic out of the device has a TX Queue with independent - * flow control. Several interfaces may be associated with a single TX Queue - * if they belong to the same flow of traffic from the device. For multi-channel - * operation there are independent TX Queues for each channel. - */ -typedef struct wlc_txq_info { - struct wlc_txq_info *next; - struct pktq q; - uint stopped; /* tx flow control bits */ -} wlc_txq_info_t; - -/* - * Principal common (os-independent) software data structure. - */ -struct wlc_info { - struct wlc_pub *pub; /* pointer to wlc public state */ - struct osl_info *osh; /* pointer to os handle */ - struct wl_info *wl; /* pointer to os-specific private state */ - d11regs_t *regs; /* pointer to device registers */ - - struct wlc_hw_info *hw; /* HW related state used primarily by BMAC */ - - /* clock */ - int clkreq_override; /* setting for clkreq for PCIE : Auto, 0, 1 */ - u16 fastpwrup_dly; /* time in us needed to bring up d11 fast clock */ - - /* interrupt */ - u32 macintstatus; /* bit channel between isr and dpc */ - u32 macintmask; /* sw runtime master macintmask value */ - u32 defmacintmask; /* default "on" macintmask value */ - - /* up and down */ - bool device_present; /* (removable) device is present */ - - bool clk; /* core is out of reset and has clock */ - - /* multiband */ - struct wlccore *core; /* pointer to active io core */ - struct wlcband *band; /* pointer to active per-band state */ - struct wlccore *corestate; /* per-core state (one per hw core) */ - /* per-band state (one per phy/radio): */ - struct wlcband *bandstate[MAXBANDS]; - - bool war16165; /* PCI slow clock 16165 war flag */ - - bool tx_suspended; /* data fifos need to remain suspended */ - - uint txpend16165war; - - /* packet queue */ - uint qvalid; /* DirFrmQValid and BcMcFrmQValid */ - - /* Regulatory power limits */ - s8 txpwr_local_max; /* regulatory local txpwr max */ - u8 txpwr_local_constraint; /* local power contraint in dB */ - - - struct ampdu_info *ampdu; /* ampdu module handler */ - struct antsel_info *asi; /* antsel module handler */ - wlc_cm_info_t *cmi; /* channel manager module handler */ - - void *btparam; /* bus type specific cookie */ - - uint vars_size; /* size of vars, free vars on detach */ - - u16 vendorid; /* PCI vendor id */ - u16 deviceid; /* PCI device id */ - uint ucode_rev; /* microcode revision */ - - u32 machwcap; /* MAC capabilities, BMAC shadow */ - - u8 perm_etheraddr[ETH_ALEN]; /* original sprom local ethernet address */ - - bool bandlocked; /* disable auto multi-band switching */ - bool bandinit_pending; /* track band init in auto band */ - - bool radio_monitor; /* radio timer is running */ - bool down_override; /* true=down */ - bool going_down; /* down path intermediate variable */ - - bool mpc; /* enable minimum power consumption */ - u8 mpc_dlycnt; /* # of watchdog cnt before turn disable radio */ - u8 mpc_offcnt; /* # of watchdog cnt that radio is disabled */ - u8 mpc_delay_off; /* delay radio disable by # of watchdog cnt */ - u8 prev_non_delay_mpc; /* prev state wlc_is_non_delay_mpc */ - - /* timer */ - struct wl_timer *wdtimer; /* timer for watchdog routine */ - uint fast_timer; /* Periodic timeout for 'fast' timer */ - uint slow_timer; /* Periodic timeout for 'slow' timer */ - uint glacial_timer; /* Periodic timeout for 'glacial' timer */ - uint phycal_mlo; /* last time measurelow calibration was done */ - uint phycal_txpower; /* last time txpower calibration was done */ - - struct wl_timer *radio_timer; /* timer for hw radio button monitor routine */ - struct wl_timer *pspoll_timer; /* periodic pspoll timer */ - - /* promiscuous */ - bool monitor; /* monitor (MPDU sniffing) mode */ - bool bcnmisc_ibss; /* bcns promisc mode override for IBSS */ - bool bcnmisc_scan; /* bcns promisc mode override for scan */ - bool bcnmisc_monitor; /* bcns promisc mode override for monitor */ - - u8 bcn_wait_prd; /* max waiting period (for beacon) in 1024TU */ - - /* driver feature */ - bool _rifs; /* enable per-packet rifs */ - s32 rifs_advert; /* RIFS mode advertisement */ - s8 sgi_tx; /* sgi tx */ - bool wet; /* true if wireless ethernet bridging mode */ - - /* AP-STA synchronization, power save */ - bool check_for_unaligned_tbtt; /* check unaligned tbtt flag */ - bool PM_override; /* no power-save flag, override PM(user input) */ - bool PMenabled; /* current power-management state (CAM or PS) */ - bool PMpending; /* waiting for tx status with PM indicated set */ - bool PMblocked; /* block any PSPolling in PS mode, used to buffer - * AP traffic, also used to indicate in progress - * of scan, rm, etc. off home channel activity. - */ - bool PSpoll; /* whether there is an outstanding PS-Poll frame */ - u8 PM; /* power-management mode (CAM, PS or FASTPS) */ - bool PMawakebcn; /* bcn recvd during current waking state */ - - bool WME_PM_blocked; /* Can STA go to PM when in WME Auto mode */ - bool wake; /* host-specified PS-mode sleep state */ - u8 pspoll_prd; /* pspoll interval in milliseconds */ - u8 bcn_li_bcn; /* beacon listen interval in # beacons */ - u8 bcn_li_dtim; /* beacon listen interval in # dtims */ - - bool WDarmed; /* watchdog timer is armed */ - u32 WDlast; /* last time wlc_watchdog() was called */ - - /* WME */ - ac_bitmap_t wme_dp; /* Discard (oldest first) policy per AC */ - bool wme_apsd; /* enable Advanced Power Save Delivery */ - ac_bitmap_t wme_admctl; /* bit i set if AC i under admission control */ - u16 edcf_txop[AC_COUNT]; /* current txop for each ac */ - wme_param_ie_t wme_param_ie; /* WME parameter info element, which on STA - * contains parameters in use locally, and on - * AP contains parameters advertised to STA - * in beacons and assoc responses. - */ - bool wme_prec_queuing; /* enable/disable non-wme STA prec queuing */ - u16 wme_retries[AC_COUNT]; /* per-AC retry limits */ - - int vlan_mode; /* OK to use 802.1Q Tags (ON, OFF, AUTO) */ - u16 tx_prec_map; /* Precedence map based on HW FIFO space */ - u16 fifo2prec_map[NFIFO]; /* pointer to fifo2_prec map based on WME */ - - /* BSS Configurations */ - wlc_bsscfg_t *bsscfg[WLC_MAXBSSCFG]; /* set of BSS configurations, idx 0 is default and - * always valid - */ - wlc_bsscfg_t *cfg; /* the primary bsscfg (can be AP or STA) */ - u8 stas_associated; /* count of ASSOCIATED STA bsscfgs */ - u8 aps_associated; /* count of UP AP bsscfgs */ - u8 block_datafifo; /* prohibit posting frames to data fifos */ - bool bcmcfifo_drain; /* TX_BCMC_FIFO is set to drain */ - - /* tx queue */ - wlc_txq_info_t *tx_queues; /* common TX Queue list */ - - /* event */ - wlc_eventq_t *eventq; /* event queue for deferred processing */ - - /* security */ - wsec_key_t *wsec_keys[WSEC_MAX_KEYS]; /* dynamic key storage */ - wsec_key_t *wsec_def_keys[WLC_DEFAULT_KEYS]; /* default key storage */ - bool wsec_swkeys; /* indicates that all keys should be - * treated as sw keys (used for debugging) - */ - modulecb_t *modulecb; - dumpcb_t *dumpcb_head; - - u8 mimoft; /* SIGN or 11N */ - u8 mimo_band_bwcap; /* bw cap per band type */ - s8 txburst_limit_override; /* tx burst limit override */ - u16 txburst_limit; /* tx burst limit value */ - s8 cck_40txbw; /* 11N, cck tx b/w override when in 40MHZ mode */ - s8 ofdm_40txbw; /* 11N, ofdm tx b/w override when in 40MHZ mode */ - s8 mimo_40txbw; /* 11N, mimo tx b/w override when in 40MHZ mode */ - /* HT CAP IE being advertised by this node: */ - struct ieee80211_ht_cap ht_cap; - - uint seckeys; /* 54 key table shm address */ - uint tkmickeys; /* 12 TKIP MIC key table shm address */ - - wlc_bss_info_t *default_bss; /* configured BSS parameters */ - - u16 AID; /* association ID */ - u16 counter; /* per-sdu monotonically increasing counter */ - u16 mc_fid_counter; /* BC/MC FIFO frame ID counter */ - - bool ibss_allowed; /* false, all IBSS will be ignored during a scan - * and the driver will not allow the creation of - * an IBSS network - */ - bool ibss_coalesce_allowed; - - char country_default[WLC_CNTRY_BUF_SZ]; /* saved country for leaving 802.11d - * auto-country mode - */ - char autocountry_default[WLC_CNTRY_BUF_SZ]; /* initial country for 802.11d - * auto-country mode - */ -#ifdef BCMDBG - bcm_tlv_t *country_ie_override; /* debug override of announced Country IE */ -#endif - - u16 prb_resp_timeout; /* do not send prb resp if request older than this, - * 0 = disable - */ - - wlc_rateset_t sup_rates_override; /* use only these rates in 11g supported rates if - * specifed - */ - - chanspec_t home_chanspec; /* shared home chanspec */ - - /* PHY parameters */ - chanspec_t chanspec; /* target operational channel */ - u16 usr_fragthresh; /* user configured fragmentation threshold */ - u16 fragthresh[NFIFO]; /* per-fifo fragmentation thresholds */ - u16 RTSThresh; /* 802.11 dot11RTSThreshold */ - u16 SRL; /* 802.11 dot11ShortRetryLimit */ - u16 LRL; /* 802.11 dot11LongRetryLimit */ - u16 SFBL; /* Short Frame Rate Fallback Limit */ - u16 LFBL; /* Long Frame Rate Fallback Limit */ - - /* network config */ - bool shortpreamble; /* currently operating with CCK ShortPreambles */ - bool shortslot; /* currently using 11g ShortSlot timing */ - s8 barker_preamble; /* current Barker Preamble Mode */ - s8 shortslot_override; /* 11g ShortSlot override */ - bool include_legacy_erp; /* include Legacy ERP info elt ID 47 as well as g ID 42 */ - bool barker_overlap_control; /* true: be aware of overlapping BSSs for barker */ - bool ignore_bcns; /* override: ignore non shortslot bcns in a 11g network */ - bool legacy_probe; /* restricts probe requests to CCK rates */ - - wlc_protection_t *protection; - s8 PLCPHdr_override; /* 802.11b Preamble Type override */ - - wlc_stf_t *stf; - - pkt_cb_t *pkt_callback; /* tx completion callback handlers */ - - u32 txretried; /* tx retried number in one msdu */ - - ratespec_t bcn_rspec; /* save bcn ratespec purpose */ - - bool apsd_sta_usp; /* Unscheduled Service Period in progress on STA */ - struct wl_timer *apsd_trigger_timer; /* timer for wme apsd trigger frames */ - u32 apsd_trigger_timeout; /* timeout value for apsd_trigger_timer (in ms) - * 0 == disable - */ - ac_bitmap_t apsd_trigger_ac; /* Permissible Acess Category in which APSD Null - * Trigger frames can be send - */ - u8 htphy_membership; /* HT PHY membership */ - - bool _regulatory_domain; /* 802.11d enabled? */ - - u8 mimops_PM; - - u8 txpwr_percent; /* power output percentage */ - - u8 ht_wsec_restriction; /* the restriction of HT with TKIP or WEP */ - - uint tempsense_lasttime; - - u16 tx_duty_cycle_ofdm; /* maximum allowed duty cycle for OFDM */ - u16 tx_duty_cycle_cck; /* maximum allowed duty cycle for CCK */ - - u16 next_bsscfg_ID; - - struct wlc_if *wlcif_list; /* linked list of wlc_if structs */ - wlc_txq_info_t *active_queue; /* txq for the currently active transmit context */ - u32 mpc_dur; /* total time (ms) in mpc mode except for the - * portion since radio is turned off last time - */ - u32 mpc_laston_ts; /* timestamp (ms) when radio is turned off last - * time - */ - bool pr80838_war; - uint hwrxoff; -}; - -/* antsel module specific state */ -struct antsel_info { - struct wlc_info *wlc; /* pointer to main wlc structure */ - struct wlc_pub *pub; /* pointer to public fn */ - u8 antsel_type; /* Type of boardlevel mimo antenna switch-logic - * 0 = N/A, 1 = 2x4 board, 2 = 2x3 CB2 board - */ - u8 antsel_antswitch; /* board level antenna switch type */ - bool antsel_avail; /* Ant selection availability (SROM based) */ - wlc_antselcfg_t antcfg_11n; /* antenna configuration */ - wlc_antselcfg_t antcfg_cur; /* current antenna config (auto) */ -}; - -#define CHANNEL_BANDUNIT(wlc, ch) (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX) -#define OTHERBANDUNIT(wlc) ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX)) - -#define IS_MBAND_UNLOCKED(wlc) \ - ((NBANDS(wlc) > 1) && !(wlc)->bandlocked) - -#define WLC_BAND_PI_RADIO_CHANSPEC wlc_phy_chanspec_get(wlc->band->pi) - -/* sum the individual fifo tx pending packet counts */ -#define TXPKTPENDTOT(wlc) ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \ - (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3]) -#define TXPKTPENDGET(wlc, fifo) ((wlc)->core->txpktpend[(fifo)]) -#define TXPKTPENDINC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] += (val)) -#define TXPKTPENDDEC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] -= (val)) -#define TXPKTPENDCLR(wlc, fifo) ((wlc)->core->txpktpend[(fifo)] = 0) -#define TXAVAIL(wlc, fifo) (*(wlc)->core->txavail[(fifo)]) -#define GETNEXTTXP(wlc, _queue) \ - dma_getnexttxp((wlc)->hw->di[(_queue)], HNDDMA_RANGE_TRANSMITTED) - -#define WLC_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \ - ((len1 == len2) && !memcmp(ssid1, ssid2, len1)) - -extern void wlc_high_dpc(struct wlc_info *wlc, u32 macintstatus); -extern void wlc_fatal_error(struct wlc_info *wlc); -extern void wlc_bmac_rpc_watchdog(struct wlc_info *wlc); -extern void wlc_recv(struct wlc_info *wlc, struct sk_buff *p); -extern bool wlc_dotxstatus(struct wlc_info *wlc, tx_status_t *txs, u32 frm_tx2); -extern void wlc_txfifo(struct wlc_info *wlc, uint fifo, struct sk_buff *p, - bool commit, s8 txpktpend); -extern void wlc_txfifo_complete(struct wlc_info *wlc, uint fifo, s8 txpktpend); -extern void wlc_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu, - uint prec); -extern void wlc_info_init(struct wlc_info *wlc, int unit); -extern void wlc_print_txstatus(tx_status_t *txs); -extern int wlc_xmtfifo_sz_get(struct wlc_info *wlc, uint fifo, uint *blocks); -extern void wlc_write_template_ram(struct wlc_info *wlc, int offset, int len, - void *buf); -extern void wlc_write_hw_bcntemplates(struct wlc_info *wlc, void *bcn, int len, - bool both); -#if defined(BCMDBG) -extern void wlc_get_rcmta(struct wlc_info *wlc, int idx, - u8 *addr); -#endif -extern void wlc_set_rcmta(struct wlc_info *wlc, int idx, - const u8 *addr); -extern void wlc_set_addrmatch(struct wlc_info *wlc, int match_reg_offset, - const u8 *addr); -extern void wlc_read_tsf(struct wlc_info *wlc, u32 *tsf_l_ptr, - u32 *tsf_h_ptr); -extern void wlc_set_cwmin(struct wlc_info *wlc, u16 newmin); -extern void wlc_set_cwmax(struct wlc_info *wlc, u16 newmax); -extern void wlc_fifoerrors(struct wlc_info *wlc); -extern void wlc_pllreq(struct wlc_info *wlc, bool set, mbool req_bit); -extern void wlc_reset_bmac_done(struct wlc_info *wlc); -extern void wlc_protection_upd(struct wlc_info *wlc, uint idx, int val); -extern void wlc_hwtimer_gptimer_set(struct wlc_info *wlc, uint us); -extern void wlc_hwtimer_gptimer_abort(struct wlc_info *wlc); - -#if defined(BCMDBG) -extern void wlc_print_rxh(d11rxhdr_t *rxh); -extern void wlc_print_hdrs(struct wlc_info *wlc, const char *prefix, u8 *frame, - d11txh_t *txh, d11rxhdr_t *rxh, uint len); -extern void wlc_print_txdesc(d11txh_t *txh); -#endif -#if defined(BCMDBG) -extern void wlc_print_dot11_mac_hdr(u8 *buf, int len); -#endif - -extern void wlc_setxband(struct wlc_hw_info *wlc_hw, uint bandunit); -extern void wlc_coredisable(struct wlc_hw_info *wlc_hw); - -extern bool wlc_valid_rate(struct wlc_info *wlc, ratespec_t rate, int band, - bool verbose); -extern void wlc_ap_upd(struct wlc_info *wlc); - -/* helper functions */ -extern void wlc_shm_ssid_upd(struct wlc_info *wlc, wlc_bsscfg_t *cfg); -extern int wlc_set_gmode(struct wlc_info *wlc, u8 gmode, bool config); - -extern void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc); -extern void wlc_mac_bcn_promisc(struct wlc_info *wlc); -extern void wlc_mac_promisc(struct wlc_info *wlc); -extern void wlc_txflowcontrol(struct wlc_info *wlc, wlc_txq_info_t *qi, bool on, - int prio); -extern void wlc_txflowcontrol_override(struct wlc_info *wlc, wlc_txq_info_t *qi, - bool on, uint override); -extern bool wlc_txflowcontrol_prio_isset(struct wlc_info *wlc, - wlc_txq_info_t *qi, int prio); -extern void wlc_send_q(struct wlc_info *wlc, wlc_txq_info_t *qi); -extern int wlc_prep_pdu(struct wlc_info *wlc, struct sk_buff *pdu, uint *fifo); - -extern u16 wlc_calc_lsig_len(struct wlc_info *wlc, ratespec_t ratespec, - uint mac_len); -extern ratespec_t wlc_rspec_to_rts_rspec(struct wlc_info *wlc, ratespec_t rspec, - bool use_rspec, u16 mimo_ctlchbw); -extern u16 wlc_compute_rtscts_dur(struct wlc_info *wlc, bool cts_only, - ratespec_t rts_rate, ratespec_t frame_rate, - u8 rts_preamble_type, - u8 frame_preamble_type, uint frame_len, - bool ba); - -extern void wlc_tbtt(struct wlc_info *wlc, d11regs_t *regs); - -#if defined(BCMDBG) -extern void wlc_dump_ie(struct wlc_info *wlc, bcm_tlv_t *ie, - struct bcmstrbuf *b); -#endif - -extern bool wlc_ps_check(struct wlc_info *wlc); -extern void wlc_reprate_init(struct wlc_info *wlc); -extern void wlc_bsscfg_reprate_init(wlc_bsscfg_t *bsscfg); -extern void wlc_uint64_sub(u32 *a_high, u32 *a_low, u32 b_high, - u32 b_low); -extern u32 wlc_calc_tbtt_offset(u32 bi, u32 tsf_h, u32 tsf_l); - -/* Shared memory access */ -extern void wlc_write_shm(struct wlc_info *wlc, uint offset, u16 v); -extern u16 wlc_read_shm(struct wlc_info *wlc, uint offset); -extern void wlc_set_shm(struct wlc_info *wlc, uint offset, u16 v, int len); -extern void wlc_copyto_shm(struct wlc_info *wlc, uint offset, const void *buf, - int len); -extern void wlc_copyfrom_shm(struct wlc_info *wlc, uint offset, void *buf, - int len); - -extern void wlc_update_beacon(struct wlc_info *wlc); -extern void wlc_bss_update_beacon(struct wlc_info *wlc, - struct wlc_bsscfg *bsscfg); - -extern void wlc_update_probe_resp(struct wlc_info *wlc, bool suspend); -extern void wlc_bss_update_probe_resp(struct wlc_info *wlc, wlc_bsscfg_t *cfg, - bool suspend); - -extern bool wlc_ismpc(struct wlc_info *wlc); -extern bool wlc_is_non_delay_mpc(struct wlc_info *wlc); -extern void wlc_radio_mpc_upd(struct wlc_info *wlc); -extern bool wlc_prec_enq(struct wlc_info *wlc, struct pktq *q, void *pkt, - int prec); -extern bool wlc_prec_enq_head(struct wlc_info *wlc, struct pktq *q, - struct sk_buff *pkt, int prec, bool head); -extern u16 wlc_phytxctl1_calc(struct wlc_info *wlc, ratespec_t rspec); -extern void wlc_compute_plcp(struct wlc_info *wlc, ratespec_t rate, uint length, - u8 *plcp); -extern uint wlc_calc_frame_time(struct wlc_info *wlc, ratespec_t ratespec, - u8 preamble_type, uint mac_len); - -extern void wlc_set_chanspec(struct wlc_info *wlc, chanspec_t chanspec); - -extern bool wlc_timers_init(struct wlc_info *wlc, int unit); - -extern const bcm_iovar_t wlc_iovars[]; - -extern int wlc_doiovar(void *hdl, const bcm_iovar_t *vi, u32 actionid, - const char *name, void *params, uint p_len, void *arg, - int len, int val_size, struct wlc_if *wlcif); - -#if defined(BCMDBG) -extern void wlc_print_ies(struct wlc_info *wlc, u8 *ies, uint ies_len); -#endif - -extern int wlc_set_nmode(struct wlc_info *wlc, s32 nmode); -extern void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode); -extern void wlc_mimops_action_ht_send(struct wlc_info *wlc, - wlc_bsscfg_t *bsscfg, u8 mimops_mode); - -extern void wlc_switch_shortslot(struct wlc_info *wlc, bool shortslot); -extern void wlc_set_bssid(wlc_bsscfg_t *cfg); -extern void wlc_edcf_setparams(wlc_bsscfg_t *cfg, bool suspend); - -extern void wlc_set_ratetable(struct wlc_info *wlc); -extern int wlc_set_mac(wlc_bsscfg_t *cfg); -extern void wlc_beacon_phytxctl_txant_upd(struct wlc_info *wlc, - ratespec_t bcn_rate); -extern void wlc_mod_prb_rsp_rate_table(struct wlc_info *wlc, uint frame_len); -extern ratespec_t wlc_lowest_basic_rspec(struct wlc_info *wlc, - wlc_rateset_t *rs); -extern u16 wlc_compute_bcntsfoff(struct wlc_info *wlc, ratespec_t rspec, - bool short_preamble, bool phydelay); -extern void wlc_radio_disable(struct wlc_info *wlc); -extern void wlc_bcn_li_upd(struct wlc_info *wlc); - -extern int wlc_get_revision_info(struct wlc_info *wlc, void *buf, uint len); -extern void wlc_out(struct wlc_info *wlc); -extern void wlc_set_home_chanspec(struct wlc_info *wlc, chanspec_t chanspec); -extern void wlc_watchdog_upd(struct wlc_info *wlc, bool tbtt); -extern bool wlc_ps_allowed(struct wlc_info *wlc); -extern bool wlc_stay_awake(struct wlc_info *wlc); -extern void wlc_wme_initparams_sta(struct wlc_info *wlc, wme_param_ie_t *pe); - -extern void wlc_bss_list_free(struct wlc_info *wlc, wlc_bss_list_t *bss_list); -extern void wlc_ht_mimops_cap_update(struct wlc_info *wlc, u8 mimops_mode); -#endif /* _wlc_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_phy_shim.c b/drivers/staging/brcm80211/sys/wlc_phy_shim.c deleted file mode 100644 index 8bd4ede..0000000 --- a/drivers/staging/brcm80211/sys/wlc_phy_shim.c +++ /dev/null @@ -1,247 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -/* - * This is "two-way" interface, acting as the SHIM layer between WL and PHY layer. - * WL driver can optinally call this translation layer to do some preprocessing, then reach PHY. - * On the PHY->WL driver direction, all calls go through this layer since PHY doesn't have the - * access to wlc_hw pointer. - */ - -#include <linux/kernel.h> -#include <bcmdefs.h> -#include <wlc_cfg.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <osl.h> -#include <bcmutils.h> - -#include <proto/802.11.h> -#include <bcmwifi.h> -#include <siutils.h> -#include <bcmendian.h> -#include <wlioctl.h> -#include <sbconfig.h> -#include <sbchipc.h> -#include <pcicfg.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <hnddma.h> -#include <hndpmu.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_pub.h> -#include <wlc_channel.h> -#include <bcmsrom.h> -#include <wlc_key.h> -#include <wlc_event.h> - -#include <wlc_mac80211.h> - -#include <wlc_bmac.h> -#include <wlc_phy_shim.h> -#include <wlc_phy_hal.h> -#include <wl_export.h> -#include <wl_dbg.h> - -/* PHY SHIM module specific state */ -struct wlc_phy_shim_info { - struct wlc_hw_info *wlc_hw; /* pointer to main wlc_hw structure */ - void *wlc; /* pointer to main wlc structure */ - void *wl; /* pointer to os-specific private state */ -}; - -wlc_phy_shim_info_t *wlc_phy_shim_attach(struct wlc_hw_info *wlc_hw, - void *wl, void *wlc) { - wlc_phy_shim_info_t *physhim = NULL; - - physhim = kzalloc(sizeof(wlc_phy_shim_info_t), GFP_ATOMIC); - if (!physhim) { - WL_ERROR("wl%d: wlc_phy_shim_attach: out of mem\n", - wlc_hw->unit); - return NULL; - } - physhim->wlc_hw = wlc_hw; - physhim->wlc = wlc; - physhim->wl = wl; - - return physhim; -} - -void wlc_phy_shim_detach(wlc_phy_shim_info_t *physhim) -{ - if (!physhim) - return; - - kfree(physhim); -} - -struct wlapi_timer *wlapi_init_timer(wlc_phy_shim_info_t *physhim, - void (*fn) (void *arg), void *arg, - const char *name) -{ - return (struct wlapi_timer *)wl_init_timer(physhim->wl, fn, arg, name); -} - -void wlapi_free_timer(wlc_phy_shim_info_t *physhim, struct wlapi_timer *t) -{ - wl_free_timer(physhim->wl, (struct wl_timer *)t); -} - -void -wlapi_add_timer(wlc_phy_shim_info_t *physhim, struct wlapi_timer *t, uint ms, - int periodic) -{ - wl_add_timer(physhim->wl, (struct wl_timer *)t, ms, periodic); -} - -bool wlapi_del_timer(wlc_phy_shim_info_t *physhim, struct wlapi_timer *t) -{ - return wl_del_timer(physhim->wl, (struct wl_timer *)t); -} - -void wlapi_intrson(wlc_phy_shim_info_t *physhim) -{ - wl_intrson(physhim->wl); -} - -u32 wlapi_intrsoff(wlc_phy_shim_info_t *physhim) -{ - return wl_intrsoff(physhim->wl); -} - -void wlapi_intrsrestore(wlc_phy_shim_info_t *physhim, u32 macintmask) -{ - wl_intrsrestore(physhim->wl, macintmask); -} - -void wlapi_bmac_write_shm(wlc_phy_shim_info_t *physhim, uint offset, u16 v) -{ - wlc_bmac_write_shm(physhim->wlc_hw, offset, v); -} - -u16 wlapi_bmac_read_shm(wlc_phy_shim_info_t *physhim, uint offset) -{ - return wlc_bmac_read_shm(physhim->wlc_hw, offset); -} - -void -wlapi_bmac_mhf(wlc_phy_shim_info_t *physhim, u8 idx, u16 mask, - u16 val, int bands) -{ - wlc_bmac_mhf(physhim->wlc_hw, idx, mask, val, bands); -} - -void wlapi_bmac_corereset(wlc_phy_shim_info_t *physhim, u32 flags) -{ - wlc_bmac_corereset(physhim->wlc_hw, flags); -} - -void wlapi_suspend_mac_and_wait(wlc_phy_shim_info_t *physhim) -{ - wlc_suspend_mac_and_wait(physhim->wlc); -} - -void wlapi_switch_macfreq(wlc_phy_shim_info_t *physhim, u8 spurmode) -{ - wlc_bmac_switch_macfreq(physhim->wlc_hw, spurmode); -} - -void wlapi_enable_mac(wlc_phy_shim_info_t *physhim) -{ - wlc_enable_mac(physhim->wlc); -} - -void wlapi_bmac_mctrl(wlc_phy_shim_info_t *physhim, u32 mask, u32 val) -{ - wlc_bmac_mctrl(physhim->wlc_hw, mask, val); -} - -void wlapi_bmac_phy_reset(wlc_phy_shim_info_t *physhim) -{ - wlc_bmac_phy_reset(physhim->wlc_hw); -} - -void wlapi_bmac_bw_set(wlc_phy_shim_info_t *physhim, u16 bw) -{ - wlc_bmac_bw_set(physhim->wlc_hw, bw); -} - -u16 wlapi_bmac_get_txant(wlc_phy_shim_info_t *physhim) -{ - return wlc_bmac_get_txant(physhim->wlc_hw); -} - -void wlapi_bmac_phyclk_fgc(wlc_phy_shim_info_t *physhim, bool clk) -{ - wlc_bmac_phyclk_fgc(physhim->wlc_hw, clk); -} - -void wlapi_bmac_macphyclk_set(wlc_phy_shim_info_t *physhim, bool clk) -{ - wlc_bmac_macphyclk_set(physhim->wlc_hw, clk); -} - -void wlapi_bmac_core_phypll_ctl(wlc_phy_shim_info_t *physhim, bool on) -{ - wlc_bmac_core_phypll_ctl(physhim->wlc_hw, on); -} - -void wlapi_bmac_core_phypll_reset(wlc_phy_shim_info_t *physhim) -{ - wlc_bmac_core_phypll_reset(physhim->wlc_hw); -} - -void wlapi_bmac_ucode_wake_override_phyreg_set(wlc_phy_shim_info_t *physhim) -{ - wlc_ucode_wake_override_set(physhim->wlc_hw, WLC_WAKE_OVERRIDE_PHYREG); -} - -void wlapi_bmac_ucode_wake_override_phyreg_clear(wlc_phy_shim_info_t *physhim) -{ - wlc_ucode_wake_override_clear(physhim->wlc_hw, - WLC_WAKE_OVERRIDE_PHYREG); -} - -void -wlapi_bmac_write_template_ram(wlc_phy_shim_info_t *physhim, int offset, - int len, void *buf) -{ - wlc_bmac_write_template_ram(physhim->wlc_hw, offset, len, buf); -} - -u16 wlapi_bmac_rate_shm_offset(wlc_phy_shim_info_t *physhim, u8 rate) -{ - return wlc_bmac_rate_shm_offset(physhim->wlc_hw, rate); -} - -void wlapi_ucode_sample_init(wlc_phy_shim_info_t *physhim) -{ -} - -void -wlapi_copyfrom_objmem(wlc_phy_shim_info_t *physhim, uint offset, void *buf, - int len, u32 sel) -{ - wlc_bmac_copyfrom_objmem(physhim->wlc_hw, offset, buf, len, sel); -} - -void -wlapi_copyto_objmem(wlc_phy_shim_info_t *physhim, uint offset, const void *buf, - int l, u32 sel) -{ - wlc_bmac_copyto_objmem(physhim->wlc_hw, offset, buf, l, sel); -} diff --git a/drivers/staging/brcm80211/sys/wlc_phy_shim.h b/drivers/staging/brcm80211/sys/wlc_phy_shim.h deleted file mode 100644 index c151a5d..0000000 --- a/drivers/staging/brcm80211/sys/wlc_phy_shim.h +++ /dev/null @@ -1,112 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_phy_shim_h_ -#define _wlc_phy_shim_h_ - -#define RADAR_TYPE_NONE 0 /* Radar type None */ -#define RADAR_TYPE_ETSI_1 1 /* ETSI 1 Radar type */ -#define RADAR_TYPE_ETSI_2 2 /* ETSI 2 Radar type */ -#define RADAR_TYPE_ETSI_3 3 /* ETSI 3 Radar type */ -#define RADAR_TYPE_ITU_E 4 /* ITU E Radar type */ -#define RADAR_TYPE_ITU_K 5 /* ITU K Radar type */ -#define RADAR_TYPE_UNCLASSIFIED 6 /* Unclassified Radar type */ -#define RADAR_TYPE_BIN5 7 /* long pulse radar type */ -#define RADAR_TYPE_STG2 8 /* staggered-2 radar */ -#define RADAR_TYPE_STG3 9 /* staggered-3 radar */ -#define RADAR_TYPE_FRA 10 /* French radar */ - -/* French radar pulse widths */ -#define FRA_T1_20MHZ 52770 -#define FRA_T2_20MHZ 61538 -#define FRA_T3_20MHZ 66002 -#define FRA_T1_40MHZ 105541 -#define FRA_T2_40MHZ 123077 -#define FRA_T3_40MHZ 132004 -#define FRA_ERR_20MHZ 60 -#define FRA_ERR_40MHZ 120 - -#define ANTSEL_NA 0 /* No boardlevel selection available */ -#define ANTSEL_2x4 1 /* 2x4 boardlevel selection available */ -#define ANTSEL_2x3 2 /* 2x3 CB2 boardlevel selection available */ - -/* Rx Antenna diversity control values */ -#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */ -#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */ -#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */ -#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */ -#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */ -#define ANT_RX_DIV_DEF ANT_RX_DIV_START_0 /* default antdiv setting */ - -/* Forward declarations */ -struct wlc_hw_info; -typedef struct wlc_phy_shim_info wlc_phy_shim_info_t; - -extern wlc_phy_shim_info_t *wlc_phy_shim_attach(struct wlc_hw_info *wlc_hw, - void *wl, void *wlc); -extern void wlc_phy_shim_detach(wlc_phy_shim_info_t *physhim); - -/* PHY to WL utility functions */ -struct wlapi_timer; -extern struct wlapi_timer *wlapi_init_timer(wlc_phy_shim_info_t *physhim, - void (*fn) (void *arg), void *arg, - const char *name); -extern void wlapi_free_timer(wlc_phy_shim_info_t *physhim, - struct wlapi_timer *t); -extern void wlapi_add_timer(wlc_phy_shim_info_t *physhim, - struct wlapi_timer *t, uint ms, int periodic); -extern bool wlapi_del_timer(wlc_phy_shim_info_t *physhim, - struct wlapi_timer *t); -extern void wlapi_intrson(wlc_phy_shim_info_t *physhim); -extern u32 wlapi_intrsoff(wlc_phy_shim_info_t *physhim); -extern void wlapi_intrsrestore(wlc_phy_shim_info_t *physhim, - u32 macintmask); - -extern void wlapi_bmac_write_shm(wlc_phy_shim_info_t *physhim, uint offset, - u16 v); -extern u16 wlapi_bmac_read_shm(wlc_phy_shim_info_t *physhim, uint offset); -extern void wlapi_bmac_mhf(wlc_phy_shim_info_t *physhim, u8 idx, - u16 mask, u16 val, int bands); -extern void wlapi_bmac_corereset(wlc_phy_shim_info_t *physhim, u32 flags); -extern void wlapi_suspend_mac_and_wait(wlc_phy_shim_info_t *physhim); -extern void wlapi_switch_macfreq(wlc_phy_shim_info_t *physhim, u8 spurmode); -extern void wlapi_enable_mac(wlc_phy_shim_info_t *physhim); -extern void wlapi_bmac_mctrl(wlc_phy_shim_info_t *physhim, u32 mask, - u32 val); -extern void wlapi_bmac_phy_reset(wlc_phy_shim_info_t *physhim); -extern void wlapi_bmac_bw_set(wlc_phy_shim_info_t *physhim, u16 bw); -extern void wlapi_bmac_phyclk_fgc(wlc_phy_shim_info_t *physhim, bool clk); -extern void wlapi_bmac_macphyclk_set(wlc_phy_shim_info_t *physhim, bool clk); -extern void wlapi_bmac_core_phypll_ctl(wlc_phy_shim_info_t *physhim, bool on); -extern void wlapi_bmac_core_phypll_reset(wlc_phy_shim_info_t *physhim); -extern void wlapi_bmac_ucode_wake_override_phyreg_set(wlc_phy_shim_info_t * - physhim); -extern void wlapi_bmac_ucode_wake_override_phyreg_clear(wlc_phy_shim_info_t * - physhim); -extern void wlapi_bmac_write_template_ram(wlc_phy_shim_info_t *physhim, int o, - int len, void *buf); -extern u16 wlapi_bmac_rate_shm_offset(wlc_phy_shim_info_t *physhim, - u8 rate); -extern void wlapi_ucode_sample_init(wlc_phy_shim_info_t *physhim); -extern void wlapi_copyfrom_objmem(wlc_phy_shim_info_t *physhim, uint, - void *buf, int, u32 sel); -extern void wlapi_copyto_objmem(wlc_phy_shim_info_t *physhim, uint, - const void *buf, int, u32); - -extern void wlapi_high_update_phy_mode(wlc_phy_shim_info_t *physhim, - u32 phy_mode); -extern u16 wlapi_bmac_get_txant(wlc_phy_shim_info_t *physhim); -#endif /* _wlc_phy_shim_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_pub.h b/drivers/staging/brcm80211/sys/wlc_pub.h deleted file mode 100644 index 23e9968..0000000 --- a/drivers/staging/brcm80211/sys/wlc_pub.h +++ /dev/null @@ -1,624 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_pub_h_ -#define _wlc_pub_h_ - -#include <wlc_types.h> -#include <wlc_scb.h> - -#define WLC_NUMRATES 16 /* max # of rates in a rateset */ -#define MAXMULTILIST 32 /* max # multicast addresses */ -#define D11_PHY_HDR_LEN 6 /* Phy header length - 6 bytes */ - -/* phy types */ -#define PHY_TYPE_A 0 /* Phy type A */ -#define PHY_TYPE_G 2 /* Phy type G */ -#define PHY_TYPE_N 4 /* Phy type N */ -#define PHY_TYPE_LP 5 /* Phy type Low Power A/B/G */ -#define PHY_TYPE_SSN 6 /* Phy type Single Stream N */ -#define PHY_TYPE_LCN 8 /* Phy type Single Stream N */ -#define PHY_TYPE_LCNXN 9 /* Phy type 2-stream N */ -#define PHY_TYPE_HT 7 /* Phy type 3-Stream N */ - -/* bw */ -#define WLC_10_MHZ 10 /* 10Mhz nphy channel bandwidth */ -#define WLC_20_MHZ 20 /* 20Mhz nphy channel bandwidth */ -#define WLC_40_MHZ 40 /* 40Mhz nphy channel bandwidth */ - -#define CHSPEC_WLC_BW(chanspec) (CHSPEC_IS40(chanspec) ? WLC_40_MHZ : \ - CHSPEC_IS20(chanspec) ? WLC_20_MHZ : \ - WLC_10_MHZ) - -#define WLC_RSSI_MINVAL -200 /* Low value, e.g. for forcing roam */ -#define WLC_RSSI_NO_SIGNAL -91 /* NDIS RSSI link quality cutoffs */ -#define WLC_RSSI_VERY_LOW -80 /* Very low quality cutoffs */ -#define WLC_RSSI_LOW -70 /* Low quality cutoffs */ -#define WLC_RSSI_GOOD -68 /* Good quality cutoffs */ -#define WLC_RSSI_VERY_GOOD -58 /* Very good quality cutoffs */ -#define WLC_RSSI_EXCELLENT -57 /* Excellent quality cutoffs */ - -#define WLC_PHYTYPE(_x) (_x) /* macro to perform WLC PHY -> D11 PHY TYPE, currently 1:1 */ - -#define MA_WINDOW_SZ 8 /* moving average window size */ - -#define WLC_SNR_INVALID 0 /* invalid SNR value */ - -/* a large TX Power as an init value to factor out of min() calculations, - * keep low enough to fit in an s8, units are .25 dBm - */ -#define WLC_TXPWR_MAX (127) /* ~32 dBm = 1,500 mW */ - -/* legacy rx Antenna diversity for SISO rates */ -#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */ -#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */ -#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */ -#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */ -#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */ -#define ANT_RX_DIV_DEF ANT_RX_DIV_START_0 /* default antdiv setting */ - -/* legacy rx Antenna diversity for SISO rates */ -#define ANT_TX_FORCE_0 0 /* Tx on antenna 0, "legacy term Main" */ -#define ANT_TX_FORCE_1 1 /* Tx on antenna 1, "legacy term Aux" */ -#define ANT_TX_LAST_RX 3 /* Tx on phy's last good Rx antenna */ -#define ANT_TX_DEF 3 /* driver's default tx antenna setting */ - -#define TXCORE_POLICY_ALL 0x1 /* use all available core for transmit */ - -/* Tx Chain values */ -#define TXCHAIN_DEF 0x1 /* def bitmap of txchain */ -#define TXCHAIN_DEF_NPHY 0x3 /* default bitmap of tx chains for nphy */ -#define TXCHAIN_DEF_HTPHY 0x7 /* default bitmap of tx chains for nphy */ -#define RXCHAIN_DEF 0x1 /* def bitmap of rxchain */ -#define RXCHAIN_DEF_NPHY 0x3 /* default bitmap of rx chains for nphy */ -#define RXCHAIN_DEF_HTPHY 0x7 /* default bitmap of rx chains for nphy */ -#define ANTSWITCH_NONE 0 /* no antenna switch */ -#define ANTSWITCH_TYPE_1 1 /* antenna switch on 4321CB2, 2of3 */ -#define ANTSWITCH_TYPE_2 2 /* antenna switch on 4321MPCI, 2of3 */ -#define ANTSWITCH_TYPE_3 3 /* antenna switch on 4322, 2of3 */ - -#define RXBUFSZ PKTBUFSZ -#ifndef AIDMAPSZ -#define AIDMAPSZ (roundup(MAXSCB, NBBY)/NBBY) /* aid bitmap size in bytes */ -#endif /* AIDMAPSZ */ - -typedef struct wlc_tunables { - int ntxd; /* size of tx descriptor table */ - int nrxd; /* size of rx descriptor table */ - int rxbufsz; /* size of rx buffers to post */ - int nrxbufpost; /* # of rx buffers to post */ - int maxscb; /* # of SCBs supported */ - int ampdunummpdu; /* max number of mpdu in an ampdu */ - int maxpktcb; /* max # of packet callbacks */ - int maxucodebss; /* max # of BSS handled in ucode bcn/prb */ - int maxucodebss4; /* max # of BSS handled in sw bcn/prb */ - int maxbss; /* max # of bss info elements in scan list */ - int datahiwat; /* data msg txq hiwat mark */ - int ampdudatahiwat; /* AMPDU msg txq hiwat mark */ - int rxbnd; /* max # of rx bufs to process before deferring to dpc */ - int txsbnd; /* max # tx status to process in wlc_txstatus() */ - int memreserved; /* memory reserved for BMAC's USB dma rx */ -} wlc_tunables_t; - -typedef struct wlc_rateset { - uint count; /* number of rates in rates[] */ - u8 rates[WLC_NUMRATES]; /* rates in 500kbps units w/hi bit set if basic */ - u8 htphy_membership; /* HT PHY Membership */ - u8 mcs[MCSSET_LEN]; /* supported mcs index bit map */ -} wlc_rateset_t; - -struct rsn_parms { - u8 flags; /* misc booleans (e.g., supported) */ - u8 multicast; /* multicast cipher */ - u8 ucount; /* count of unicast ciphers */ - u8 unicast[4]; /* unicast ciphers */ - u8 acount; /* count of auth modes */ - u8 auth[4]; /* Authentication modes */ - u8 PAD[4]; /* padding for future growth */ -}; - -/* - * buffer length needed for wlc_format_ssid - * 32 SSID chars, max of 4 chars for each SSID char "\xFF", plus NULL. - */ -#define SSID_FMT_BUF_LEN ((4 * IEEE80211_MAX_SSID_LEN) + 1) - -#define RSN_FLAGS_SUPPORTED 0x1 /* Flag for rsn_params */ -#define RSN_FLAGS_PREAUTH 0x2 /* Flag for WPA2 rsn_params */ - -/* All the HT-specific default advertised capabilities (including AMPDU) - * should be grouped here at one place - */ -#define AMPDU_DEF_MPDU_DENSITY 6 /* default mpdu density (110 ==> 4us) */ - -/* defaults for the HT (MIMO) bss */ -#define HT_CAP ((HT_CAP_MIMO_PS_OFF << IEEE80211_HT_CAP_SM_PS_SHIFT) |\ - IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_GRN_FLD |\ - HT_CAP_MAX_AMSDU | IEEE80211_HT_CAP_DSSSCCK40) - -/* WLC packet type is a void * */ -typedef void *wlc_pkt_t; - -/* Event data type */ -typedef struct wlc_event { - wl_event_msg_t event; /* encapsulated event */ - struct ether_addr *addr; /* used to keep a trace of the potential present of - * an address in wlc_event_msg_t - */ - int bsscfgidx; /* BSS config when needed */ - struct wl_if *wlif; /* pointer to wlif */ - void *data; /* used to hang additional data on an event */ - struct wlc_event *next; /* enables ordered list of pending events */ -} wlc_event_t; - -/* wlc internal bss_info, wl external one is in wlioctl.h */ -typedef struct wlc_bss_info { - u8 BSSID[ETH_ALEN]; /* network BSSID */ - u16 flags; /* flags for internal attributes */ - u8 SSID_len; /* the length of SSID */ - u8 SSID[32]; /* SSID string */ - s16 RSSI; /* receive signal strength (in dBm) */ - s16 SNR; /* receive signal SNR in dB */ - u16 beacon_period; /* units are Kusec */ - u16 atim_window; /* units are Kusec */ - chanspec_t chanspec; /* Channel num, bw, ctrl_sb and band */ - s8 infra; /* 0=IBSS, 1=infrastructure, 2=unknown */ - wlc_rateset_t rateset; /* supported rates */ - u8 dtim_period; /* DTIM period */ - s8 phy_noise; /* noise right after tx (in dBm) */ - u16 capability; /* Capability information */ - u8 wme_qosinfo; /* QoS Info from WME IE; valid if WLC_BSS_WME flag set */ - struct rsn_parms wpa; - struct rsn_parms wpa2; - u16 qbss_load_aac; /* qbss load available admission capacity */ - /* qbss_load_chan_free <- (0xff - channel_utilization of qbss_load_ie_t) */ - u8 qbss_load_chan_free; /* indicates how free the channel is */ - u8 mcipher; /* multicast cipher */ - u8 wpacfg; /* wpa config index */ -} wlc_bss_info_t; - -/* forward declarations */ -struct wlc_if; - -/* wlc_ioctl error codes */ -#define WLC_ENOIOCTL 1 /* No such Ioctl */ -#define WLC_EINVAL 2 /* Invalid value */ -#define WLC_ETOOSMALL 3 /* Value too small */ -#define WLC_ETOOBIG 4 /* Value too big */ -#define WLC_ERANGE 5 /* Out of range */ -#define WLC_EDOWN 6 /* Down */ -#define WLC_EUP 7 /* Up */ -#define WLC_ENOMEM 8 /* No Memory */ -#define WLC_EBUSY 9 /* Busy */ - -/* IOVar flags for common error checks */ -#define IOVF_MFG (1<<3) /* flag for mfgtest iovars */ -#define IOVF_WHL (1<<4) /* value must be whole (0-max) */ -#define IOVF_NTRL (1<<5) /* value must be natural (1-max) */ - -#define IOVF_SET_UP (1<<6) /* set requires driver be up */ -#define IOVF_SET_DOWN (1<<7) /* set requires driver be down */ -#define IOVF_SET_CLK (1<<8) /* set requires core clock */ -#define IOVF_SET_BAND (1<<9) /* set requires fixed band */ - -#define IOVF_GET_UP (1<<10) /* get requires driver be up */ -#define IOVF_GET_DOWN (1<<11) /* get requires driver be down */ -#define IOVF_GET_CLK (1<<12) /* get requires core clock */ -#define IOVF_GET_BAND (1<<13) /* get requires fixed band */ -#define IOVF_OPEN_ALLOW (1<<14) /* set allowed iovar for opensrc */ - -/* watchdog down and dump callback function proto's */ -typedef int (*watchdog_fn_t) (void *handle); -typedef int (*down_fn_t) (void *handle); -typedef int (*dump_fn_t) (void *handle, struct bcmstrbuf *b); - -/* IOVar handler - * - * handle - a pointer value registered with the function - * vi - iovar_info that was looked up - * actionid - action ID, calculated by IOV_GVAL() and IOV_SVAL() based on varid. - * name - the actual iovar name - * params/plen - parameters and length for a get, input only. - * arg/len - buffer and length for value to be set or retrieved, input or output. - * vsize - value size, valid for integer type only. - * wlcif - interface context (wlc_if pointer) - * - * All pointers may point into the same buffer. - */ -typedef int (*iovar_fn_t) (void *handle, const bcm_iovar_t *vi, - u32 actionid, const char *name, void *params, - uint plen, void *arg, int alen, int vsize, - struct wlc_if *wlcif); - -#define MAC80211_PROMISC_BCNS (1 << 0) -#define MAC80211_SCAN (1 << 1) - -/* - * Public portion of "common" os-independent state structure. - * The wlc handle points at this. - */ -struct wlc_pub { - void *wlc; - - struct ieee80211_hw *ieee_hw; - struct scb *global_scb; - scb_ampdu_t *global_ampdu; - uint mac80211_state; - uint unit; /* device instance number */ - uint corerev; /* core revision */ - struct osl_info *osh; /* pointer to os handle */ - si_t *sih; /* SB handle (cookie for siutils calls) */ - char *vars; /* "environment" name=value */ - bool up; /* interface up and running */ - bool hw_off; /* HW is off */ - wlc_tunables_t *tunables; /* tunables: ntxd, nrxd, maxscb, etc. */ - bool hw_up; /* one time hw up/down(from boot or hibernation) */ - bool _piomode; /* true if pio mode *//* BMAC_NOTE: NEED In both */ - uint _nbands; /* # bands supported */ - uint now; /* # elapsed seconds */ - - bool promisc; /* promiscuous destination address */ - bool delayed_down; /* down delayed */ - bool _ap; /* AP mode enabled */ - bool _apsta; /* simultaneous AP/STA mode enabled */ - bool _assoc_recreate; /* association recreation on up transitions */ - int _wme; /* WME QoS mode */ - u8 _mbss; /* MBSS mode on */ - bool allmulti; /* enable all multicasts */ - bool associated; /* true:part of [I]BSS, false: not */ - /* (union of stas_associated, aps_associated) */ - bool phytest_on; /* whether a PHY test is running */ - bool bf_preempt_4306; /* True to enable 'darwin' mode */ - bool _ampdu; /* ampdu enabled or not */ - bool _cac; /* 802.11e CAC enabled */ - u8 _n_enab; /* bitmap of 11N + HT support */ - bool _n_reqd; /* N support required for clients */ - - s8 _coex; /* 20/40 MHz BSS Management AUTO, ENAB, DISABLE */ - bool _priofc; /* Priority-based flowcontrol */ - - u8 cur_etheraddr[ETH_ALEN]; /* our local ethernet address */ - - u8 *multicast; /* ptr to list of multicast addresses */ - uint nmulticast; /* # enabled multicast addresses */ - - u32 wlfeatureflag; /* Flags to control sw features from registry */ - int psq_pkts_total; /* total num of ps pkts */ - - u16 txmaxpkts; /* max number of large pkts allowed to be pending */ - - /* s/w decryption counters */ - u32 swdecrypt; /* s/w decrypt attempts */ - - int bcmerror; /* last bcm error */ - - mbool radio_disabled; /* bit vector for radio disabled reasons */ - bool radio_active; /* radio on/off state */ - u16 roam_time_thresh; /* Max. # secs. of not hearing beacons - * before roaming. - */ - bool align_wd_tbtt; /* Align watchdog with tbtt indication - * handling. This flag is cleared by default - * and is set by per port code explicitly and - * you need to make sure the OSL_SYSUPTIME() - * is implemented properly in osl of that port - * when it enables this Power Save feature. - */ - - u16 boardrev; /* version # of particular board */ - u8 sromrev; /* version # of the srom */ - char srom_ccode[WLC_CNTRY_BUF_SZ]; /* Country Code in SROM */ - u32 boardflags; /* Board specific flags from srom */ - u32 boardflags2; /* More board flags if sromrev >= 4 */ - bool tempsense_disable; /* disable periodic tempsense check */ - - bool _lmac; /* lmac module included and enabled */ - bool _lmacproto; /* lmac protocol module included and enabled */ - bool phy_11ncapable; /* the PHY/HW is capable of 802.11N */ - bool _ampdumac; /* mac assist ampdu enabled or not */ -}; - -/* wl_monitor rx status per packet */ -typedef struct wl_rxsts { - uint pkterror; /* error flags per pkt */ - uint phytype; /* 802.11 A/B/G ... */ - uint channel; /* channel */ - uint datarate; /* rate in 500kbps */ - uint antenna; /* antenna pkts received on */ - uint pktlength; /* pkt length minus bcm phy hdr */ - u32 mactime; /* time stamp from mac, count per 1us */ - uint sq; /* signal quality */ - s32 signal; /* in dbm */ - s32 noise; /* in dbm */ - uint preamble; /* Unknown, short, long */ - uint encoding; /* Unknown, CCK, PBCC, OFDM */ - uint nfrmtype; /* special 802.11n frames(AMPDU, AMSDU) */ - struct wl_if *wlif; /* wl interface */ -} wl_rxsts_t; - -/* status per error RX pkt */ -#define WL_RXS_CRC_ERROR 0x00000001 /* CRC Error in packet */ -#define WL_RXS_RUNT_ERROR 0x00000002 /* Runt packet */ -#define WL_RXS_ALIGN_ERROR 0x00000004 /* Misaligned packet */ -#define WL_RXS_OVERSIZE_ERROR 0x00000008 /* packet bigger than RX_LENGTH (usually 1518) */ -#define WL_RXS_WEP_ICV_ERROR 0x00000010 /* Integrity Check Value error */ -#define WL_RXS_WEP_ENCRYPTED 0x00000020 /* Encrypted with WEP */ -#define WL_RXS_PLCP_SHORT 0x00000040 /* Short PLCP error */ -#define WL_RXS_DECRYPT_ERR 0x00000080 /* Decryption error */ -#define WL_RXS_OTHER_ERR 0x80000000 /* Other errors */ - -/* phy type */ -#define WL_RXS_PHY_A 0x00000000 /* A phy type */ -#define WL_RXS_PHY_B 0x00000001 /* B phy type */ -#define WL_RXS_PHY_G 0x00000002 /* G phy type */ -#define WL_RXS_PHY_N 0x00000004 /* N phy type */ - -/* encoding */ -#define WL_RXS_ENCODING_CCK 0x00000000 /* CCK encoding */ -#define WL_RXS_ENCODING_OFDM 0x00000001 /* OFDM encoding */ - -/* preamble */ -#define WL_RXS_UNUSED_STUB 0x0 /* stub to match with wlc_ethereal.h */ -#define WL_RXS_PREAMBLE_SHORT 0x00000001 /* Short preamble */ -#define WL_RXS_PREAMBLE_LONG 0x00000002 /* Long preamble */ -#define WL_RXS_PREAMBLE_MIMO_MM 0x00000003 /* MIMO mixed mode preamble */ -#define WL_RXS_PREAMBLE_MIMO_GF 0x00000004 /* MIMO green field preamble */ - -#define WL_RXS_NFRM_AMPDU_FIRST 0x00000001 /* first MPDU in A-MPDU */ -#define WL_RXS_NFRM_AMPDU_SUB 0x00000002 /* subsequent MPDU(s) in A-MPDU */ -#define WL_RXS_NFRM_AMSDU_FIRST 0x00000004 /* first MSDU in A-MSDU */ -#define WL_RXS_NFRM_AMSDU_SUB 0x00000008 /* subsequent MSDU(s) in A-MSDU */ - -/* forward declare and use the struct notation so we don't have to - * have it defined if not necessary. - */ -struct wlc_info; -struct wlc_hw_info; -struct wlc_bsscfg; -struct wlc_if; - -/*********************************************** - * Feature-related macros to optimize out code * - * ********************************************* - */ - -/* AP Support (versus STA) */ -#define AP_ENAB(pub) (0) - -/* Macro to check if APSTA mode enabled */ -#define APSTA_ENAB(pub) (0) - -/* Some useful combinations */ -#define STA_ONLY(pub) (!AP_ENAB(pub)) -#define AP_ONLY(pub) (AP_ENAB(pub) && !APSTA_ENAB(pub)) - -#define ENAB_1x1 0x01 -#define ENAB_2x2 0x02 -#define ENAB_3x3 0x04 -#define ENAB_4x4 0x08 -#define SUPPORT_11N (ENAB_1x1|ENAB_2x2) -#define SUPPORT_HT (ENAB_1x1|ENAB_2x2|ENAB_3x3) -/* WL11N Support */ -#if ((defined(NCONF) && (NCONF != 0)) || (defined(LCNCONF) && (LCNCONF != 0)) || \ - (defined(HTCONF) && (HTCONF != 0)) || (defined(SSLPNCONF) && (SSLPNCONF != 0))) -#define N_ENAB(pub) ((pub)->_n_enab & SUPPORT_11N) -#define N_REQD(pub) ((pub)->_n_reqd) -#else -#define N_ENAB(pub) 0 -#define N_REQD(pub) 0 -#endif - -#if (defined(HTCONF) && (HTCONF != 0)) -#define HT_ENAB(pub) (((pub)->_n_enab & SUPPORT_HT) == SUPPORT_HT) -#else -#define HT_ENAB(pub) 0 -#endif - -#define AMPDU_AGG_HOST 1 -#define AMPDU_ENAB(pub) ((pub)->_ampdu) - -#define EDCF_ENAB(pub) (WME_ENAB(pub)) -#define QOS_ENAB(pub) (WME_ENAB(pub) || N_ENAB(pub)) - -#define MONITOR_ENAB(wlc) ((wlc)->monitor) - -#define PROMISC_ENAB(wlc) ((wlc)->promisc) - -#define WLC_PREC_COUNT 16 /* Max precedence level implemented */ - -/* pri is priority encoded in the packet. This maps the Packet priority to - * enqueue precedence as defined in wlc_prec_map - */ -extern const u8 wlc_prio2prec_map[]; -#define WLC_PRIO_TO_PREC(pri) wlc_prio2prec_map[(pri) & 7] - -/* This maps priority to one precedence higher - Used by PS-Poll response packets to - * simulate enqueue-at-head operation, but still maintain the order on the queue - */ -#define WLC_PRIO_TO_HI_PREC(pri) min(WLC_PRIO_TO_PREC(pri) + 1, WLC_PREC_COUNT - 1) - -extern const u8 wme_fifo2ac[]; -#define WME_PRIO2AC(prio) wme_fifo2ac[prio2fifo[(prio)]] - -/* Mask to describe all precedence levels */ -#define WLC_PREC_BMP_ALL MAXBITVAL(WLC_PREC_COUNT) - -/* Define a bitmap of precedences comprised by each AC */ -#define WLC_PREC_BMP_AC_BE (NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_BE)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_BE)) | \ - NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_EE)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_EE))) -#define WLC_PREC_BMP_AC_BK (NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_BK)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_BK)) | \ - NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_NONE)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_NONE))) -#define WLC_PREC_BMP_AC_VI (NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_CL)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_CL)) | \ - NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_VI)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_VI))) -#define WLC_PREC_BMP_AC_VO (NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_VO)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_VO)) | \ - NBITVAL(WLC_PRIO_TO_PREC(PRIO_8021D_NC)) | \ - NBITVAL(WLC_PRIO_TO_HI_PREC(PRIO_8021D_NC))) - -/* WME Support */ -#define WME_ENAB(pub) ((pub)->_wme != OFF) -#define WME_AUTO(wlc) ((wlc)->pub->_wme == AUTO) - -#define WLC_USE_COREFLAGS 0xffffffff /* invalid core flags, use the saved coreflags */ - -#define WLC_UPDATE_STATS(wlc) 0 /* No stats support */ -#define WLCNTINCR(a) /* No stats support */ -#define WLCNTDECR(a) /* No stats support */ -#define WLCNTADD(a, delta) /* No stats support */ -#define WLCNTSET(a, value) /* No stats support */ -#define WLCNTVAL(a) 0 /* No stats support */ - -/* common functions for every port */ -extern void *wlc_attach(void *wl, u16 vendor, u16 device, uint unit, - bool piomode, struct osl_info *osh, void *regsva, - uint bustype, void *btparam, uint *perr); -extern uint wlc_detach(struct wlc_info *wlc); -extern int wlc_up(struct wlc_info *wlc); -extern uint wlc_down(struct wlc_info *wlc); - -extern int wlc_set(struct wlc_info *wlc, int cmd, int arg); -extern int wlc_get(struct wlc_info *wlc, int cmd, int *arg); -extern int wlc_iovar_getint(struct wlc_info *wlc, const char *name, int *arg); -extern int wlc_iovar_setint(struct wlc_info *wlc, const char *name, int arg); -extern bool wlc_chipmatch(u16 vendor, u16 device); -extern void wlc_init(struct wlc_info *wlc); -extern void wlc_reset(struct wlc_info *wlc); - -extern void wlc_intrson(struct wlc_info *wlc); -extern u32 wlc_intrsoff(struct wlc_info *wlc); -extern void wlc_intrsrestore(struct wlc_info *wlc, u32 macintmask); -extern bool wlc_intrsupd(struct wlc_info *wlc); -extern bool wlc_isr(struct wlc_info *wlc, bool *wantdpc); -extern bool wlc_dpc(struct wlc_info *wlc, bool bounded); -extern bool wlc_send80211_raw(struct wlc_info *wlc, struct wlc_if *wlcif, - void *p, uint ac); -extern bool wlc_sendpkt_mac80211(struct wlc_info *wlc, struct sk_buff *sdu, - struct ieee80211_hw *hw); -extern int wlc_iovar_op(struct wlc_info *wlc, const char *name, void *params, - int p_len, void *arg, int len, bool set, - struct wlc_if *wlcif); -extern int wlc_ioctl(struct wlc_info *wlc, int cmd, void *arg, int len, - struct wlc_if *wlcif); -/* helper functions */ -extern void wlc_statsupd(struct wlc_info *wlc); -extern int wlc_get_header_len(void); -extern void wlc_mac_bcn_promisc_change(struct wlc_info *wlc, bool promisc); -extern void wlc_set_addrmatch(struct wlc_info *wlc, int match_reg_offset, - const u8 *addr); -extern void wlc_wme_setparams(struct wlc_info *wlc, u16 aci, void *arg, - bool suspend); - -extern struct wlc_pub *wlc_pub(void *wlc); - -/* common functions for every port */ -extern int wlc_bmac_up_prep(struct wlc_hw_info *wlc_hw); -extern int wlc_bmac_up_finish(struct wlc_hw_info *wlc_hw); -extern int wlc_bmac_down_prep(struct wlc_hw_info *wlc_hw); -extern int wlc_bmac_down_finish(struct wlc_hw_info *wlc_hw); - -extern u32 wlc_reg_read(struct wlc_info *wlc, void *r, uint size); -extern void wlc_reg_write(struct wlc_info *wlc, void *r, u32 v, uint size); -extern void wlc_corereset(struct wlc_info *wlc, u32 flags); -extern void wlc_mhf(struct wlc_info *wlc, u8 idx, u16 mask, u16 val, - int bands); -extern u16 wlc_mhf_get(struct wlc_info *wlc, u8 idx, int bands); -extern u32 wlc_delta_txfunfl(struct wlc_info *wlc, int fifo); -extern void wlc_rate_lookup_init(struct wlc_info *wlc, wlc_rateset_t *rateset); -extern void wlc_default_rateset(struct wlc_info *wlc, wlc_rateset_t *rs); - -/* wlc_phy.c helper functions */ -extern void wlc_set_ps_ctrl(struct wlc_info *wlc); -extern void wlc_mctrl(struct wlc_info *wlc, u32 mask, u32 val); -extern void wlc_scb_ratesel_init_all(struct wlc_info *wlc); - -/* ioctl */ -extern int wlc_iovar_gets8(struct wlc_info *wlc, const char *name, - s8 *arg); -extern int wlc_iovar_check(struct wlc_pub *pub, const bcm_iovar_t *vi, - void *arg, - int len, bool set); - -extern int wlc_module_register(struct wlc_pub *pub, const bcm_iovar_t *iovars, - const char *name, void *hdl, iovar_fn_t iovar_fn, - watchdog_fn_t watchdog_fn, down_fn_t down_fn); -extern int wlc_module_unregister(struct wlc_pub *pub, const char *name, - void *hdl); -extern void wlc_event_if(struct wlc_info *wlc, struct wlc_bsscfg *cfg, - wlc_event_t *e, const struct ether_addr *addr); -extern void wlc_suspend_mac_and_wait(struct wlc_info *wlc); -extern void wlc_enable_mac(struct wlc_info *wlc); -extern u16 wlc_rate_shm_offset(struct wlc_info *wlc, u8 rate); -extern u32 wlc_get_rspec_history(struct wlc_bsscfg *cfg); -extern u32 wlc_get_current_highest_rate(struct wlc_bsscfg *cfg); - -static inline int wlc_iovar_getuint(struct wlc_info *wlc, const char *name, - uint *arg) -{ - return wlc_iovar_getint(wlc, name, (int *)arg); -} - -static inline int wlc_iovar_getu8(struct wlc_info *wlc, const char *name, - u8 *arg) -{ - return wlc_iovar_gets8(wlc, name, (s8 *) arg); -} - -static inline int wlc_iovar_setuint(struct wlc_info *wlc, const char *name, - uint arg) -{ - return wlc_iovar_setint(wlc, name, (int)arg); -} - -#if defined(BCMDBG) -extern int wlc_iocregchk(struct wlc_info *wlc, uint band); -#endif -#if defined(BCMDBG) -extern int wlc_iocpichk(struct wlc_info *wlc, uint phytype); -#endif - -/* helper functions */ -extern void wlc_getrand(struct wlc_info *wlc, u8 *buf, int len); - -struct scb; -extern void wlc_ps_on(struct wlc_info *wlc, struct scb *scb); -extern void wlc_ps_off(struct wlc_info *wlc, struct scb *scb, bool discard); -extern bool wlc_radio_monitor_stop(struct wlc_info *wlc); - -#if defined(BCMDBG) -extern int wlc_format_ssid(char *buf, const unsigned char ssid[], uint ssid_len); -#endif - -extern void wlc_pmkid_build_cand_list(struct wlc_bsscfg *cfg, bool check_SSID); -extern void wlc_pmkid_event(struct wlc_bsscfg *cfg); - -#define MAXBANDS 2 /* Maximum #of bands */ -/* bandstate array indices */ -#define BAND_2G_INDEX 0 /* wlc->bandstate[x] index */ -#define BAND_5G_INDEX 1 /* wlc->bandstate[x] index */ - -#define BAND_2G_NAME "2.4G" -#define BAND_5G_NAME "5G" - -/* BMAC RPC: 7 u32 params: pkttotlen, fifo, commit, fid, txpktpend, pktflag, rpc_id */ -#define WLC_RPCTX_PARAMS 32 - -#endif /* _wlc_pub_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_rate.c b/drivers/staging/brcm80211/sys/wlc_rate.c deleted file mode 100644 index ab7d0be..0000000 --- a/drivers/staging/brcm80211/sys/wlc_rate.c +++ /dev/null @@ -1,501 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -#include <linux/kernel.h> -#include <bcmdefs.h> -#include <wlc_cfg.h> -#include <osl.h> -#include <linux/module.h> -#include <bcmutils.h> -#include <siutils.h> -#include <bcmendian.h> -#include <wlioctl.h> - -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <proto/802.11.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wl_dbg.h> -#include <wlc_pub.h> - -/* Rate info per rate: It tells whether a rate is ofdm or not and its phy_rate value */ -const u8 rate_info[WLC_MAXRATE + 1] = { - /* 0 1 2 3 4 5 6 7 8 9 */ -/* 0 */ 0x00, 0x00, 0x0a, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 10 */ 0x00, 0x37, 0x8b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x00, -/* 20 */ 0x00, 0x00, 0x6e, 0x00, 0x8a, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 30 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8e, 0x00, 0x00, 0x00, -/* 40 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x89, 0x00, -/* 50 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 60 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 70 */ 0x00, 0x00, 0x8d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 80 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -/* 90 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x00, 0x00, 0x00, -/* 100 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8c -}; - -/* rates are in units of Kbps */ -const mcs_info_t mcs_table[MCS_TABLE_SIZE] = { - /* MCS 0: SS 1, MOD: BPSK, CR 1/2 */ - {6500, 13500, CEIL(6500 * 10, 9), CEIL(13500 * 10, 9), 0x00, - WLC_RATE_6M}, - /* MCS 1: SS 1, MOD: QPSK, CR 1/2 */ - {13000, 27000, CEIL(13000 * 10, 9), CEIL(27000 * 10, 9), 0x08, - WLC_RATE_12M}, - /* MCS 2: SS 1, MOD: QPSK, CR 3/4 */ - {19500, 40500, CEIL(19500 * 10, 9), CEIL(40500 * 10, 9), 0x0A, - WLC_RATE_18M}, - /* MCS 3: SS 1, MOD: 16QAM, CR 1/2 */ - {26000, 54000, CEIL(26000 * 10, 9), CEIL(54000 * 10, 9), 0x10, - WLC_RATE_24M}, - /* MCS 4: SS 1, MOD: 16QAM, CR 3/4 */ - {39000, 81000, CEIL(39000 * 10, 9), CEIL(81000 * 10, 9), 0x12, - WLC_RATE_36M}, - /* MCS 5: SS 1, MOD: 64QAM, CR 2/3 */ - {52000, 108000, CEIL(52000 * 10, 9), CEIL(108000 * 10, 9), 0x19, - WLC_RATE_48M}, - /* MCS 6: SS 1, MOD: 64QAM, CR 3/4 */ - {58500, 121500, CEIL(58500 * 10, 9), CEIL(121500 * 10, 9), 0x1A, - WLC_RATE_54M}, - /* MCS 7: SS 1, MOD: 64QAM, CR 5/6 */ - {65000, 135000, CEIL(65000 * 10, 9), CEIL(135000 * 10, 9), 0x1C, - WLC_RATE_54M}, - /* MCS 8: SS 2, MOD: BPSK, CR 1/2 */ - {13000, 27000, CEIL(13000 * 10, 9), CEIL(27000 * 10, 9), 0x40, - WLC_RATE_6M}, - /* MCS 9: SS 2, MOD: QPSK, CR 1/2 */ - {26000, 54000, CEIL(26000 * 10, 9), CEIL(54000 * 10, 9), 0x48, - WLC_RATE_12M}, - /* MCS 10: SS 2, MOD: QPSK, CR 3/4 */ - {39000, 81000, CEIL(39000 * 10, 9), CEIL(81000 * 10, 9), 0x4A, - WLC_RATE_18M}, - /* MCS 11: SS 2, MOD: 16QAM, CR 1/2 */ - {52000, 108000, CEIL(52000 * 10, 9), CEIL(108000 * 10, 9), 0x50, - WLC_RATE_24M}, - /* MCS 12: SS 2, MOD: 16QAM, CR 3/4 */ - {78000, 162000, CEIL(78000 * 10, 9), CEIL(162000 * 10, 9), 0x52, - WLC_RATE_36M}, - /* MCS 13: SS 2, MOD: 64QAM, CR 2/3 */ - {104000, 216000, CEIL(104000 * 10, 9), CEIL(216000 * 10, 9), 0x59, - WLC_RATE_48M}, - /* MCS 14: SS 2, MOD: 64QAM, CR 3/4 */ - {117000, 243000, CEIL(117000 * 10, 9), CEIL(243000 * 10, 9), 0x5A, - WLC_RATE_54M}, - /* MCS 15: SS 2, MOD: 64QAM, CR 5/6 */ - {130000, 270000, CEIL(130000 * 10, 9), CEIL(270000 * 10, 9), 0x5C, - WLC_RATE_54M}, - /* MCS 16: SS 3, MOD: BPSK, CR 1/2 */ - {19500, 40500, CEIL(19500 * 10, 9), CEIL(40500 * 10, 9), 0x80, - WLC_RATE_6M}, - /* MCS 17: SS 3, MOD: QPSK, CR 1/2 */ - {39000, 81000, CEIL(39000 * 10, 9), CEIL(81000 * 10, 9), 0x88, - WLC_RATE_12M}, - /* MCS 18: SS 3, MOD: QPSK, CR 3/4 */ - {58500, 121500, CEIL(58500 * 10, 9), CEIL(121500 * 10, 9), 0x8A, - WLC_RATE_18M}, - /* MCS 19: SS 3, MOD: 16QAM, CR 1/2 */ - {78000, 162000, CEIL(78000 * 10, 9), CEIL(162000 * 10, 9), 0x90, - WLC_RATE_24M}, - /* MCS 20: SS 3, MOD: 16QAM, CR 3/4 */ - {117000, 243000, CEIL(117000 * 10, 9), CEIL(243000 * 10, 9), 0x92, - WLC_RATE_36M}, - /* MCS 21: SS 3, MOD: 64QAM, CR 2/3 */ - {156000, 324000, CEIL(156000 * 10, 9), CEIL(324000 * 10, 9), 0x99, - WLC_RATE_48M}, - /* MCS 22: SS 3, MOD: 64QAM, CR 3/4 */ - {175500, 364500, CEIL(175500 * 10, 9), CEIL(364500 * 10, 9), 0x9A, - WLC_RATE_54M}, - /* MCS 23: SS 3, MOD: 64QAM, CR 5/6 */ - {195000, 405000, CEIL(195000 * 10, 9), CEIL(405000 * 10, 9), 0x9B, - WLC_RATE_54M}, - /* MCS 24: SS 4, MOD: BPSK, CR 1/2 */ - {26000, 54000, CEIL(26000 * 10, 9), CEIL(54000 * 10, 9), 0xC0, - WLC_RATE_6M}, - /* MCS 25: SS 4, MOD: QPSK, CR 1/2 */ - {52000, 108000, CEIL(52000 * 10, 9), CEIL(108000 * 10, 9), 0xC8, - WLC_RATE_12M}, - /* MCS 26: SS 4, MOD: QPSK, CR 3/4 */ - {78000, 162000, CEIL(78000 * 10, 9), CEIL(162000 * 10, 9), 0xCA, - WLC_RATE_18M}, - /* MCS 27: SS 4, MOD: 16QAM, CR 1/2 */ - {104000, 216000, CEIL(104000 * 10, 9), CEIL(216000 * 10, 9), 0xD0, - WLC_RATE_24M}, - /* MCS 28: SS 4, MOD: 16QAM, CR 3/4 */ - {156000, 324000, CEIL(156000 * 10, 9), CEIL(324000 * 10, 9), 0xD2, - WLC_RATE_36M}, - /* MCS 29: SS 4, MOD: 64QAM, CR 2/3 */ - {208000, 432000, CEIL(208000 * 10, 9), CEIL(432000 * 10, 9), 0xD9, - WLC_RATE_48M}, - /* MCS 30: SS 4, MOD: 64QAM, CR 3/4 */ - {234000, 486000, CEIL(234000 * 10, 9), CEIL(486000 * 10, 9), 0xDA, - WLC_RATE_54M}, - /* MCS 31: SS 4, MOD: 64QAM, CR 5/6 */ - {260000, 540000, CEIL(260000 * 10, 9), CEIL(540000 * 10, 9), 0xDB, - WLC_RATE_54M}, - /* MCS 32: SS 1, MOD: BPSK, CR 1/2 */ - {0, 6000, 0, CEIL(6000 * 10, 9), 0x00, WLC_RATE_6M}, -}; - -/* phycfg for legacy OFDM frames: code rate, modulation scheme, spatial streams - * Number of spatial streams: always 1 - * other fields: refer to table 78 of section 17.3.2.2 of the original .11a standard - */ -typedef struct legacy_phycfg { - u32 rate_ofdm; /* ofdm mac rate */ - u8 tx_phy_ctl3; /* phy ctl byte 3, code rate, modulation type, # of streams */ -} legacy_phycfg_t; - -#define LEGACY_PHYCFG_TABLE_SIZE 12 /* Number of legacy_rate_cfg entries in the table */ - -/* In CCK mode LPPHY overloads OFDM Modulation bits with CCK Data Rate */ -/* Eventually MIMOPHY would also be converted to this format */ -/* 0 = 1Mbps; 1 = 2Mbps; 2 = 5.5Mbps; 3 = 11Mbps */ -static const legacy_phycfg_t legacy_phycfg_table[LEGACY_PHYCFG_TABLE_SIZE] = { - {WLC_RATE_1M, 0x00}, /* CCK 1Mbps, data rate 0 */ - {WLC_RATE_2M, 0x08}, /* CCK 2Mbps, data rate 1 */ - {WLC_RATE_5M5, 0x10}, /* CCK 5.5Mbps, data rate 2 */ - {WLC_RATE_11M, 0x18}, /* CCK 11Mbps, data rate 3 */ - {WLC_RATE_6M, 0x00}, /* OFDM 6Mbps, code rate 1/2, BPSK, 1 spatial stream */ - {WLC_RATE_9M, 0x02}, /* OFDM 9Mbps, code rate 3/4, BPSK, 1 spatial stream */ - {WLC_RATE_12M, 0x08}, /* OFDM 12Mbps, code rate 1/2, QPSK, 1 spatial stream */ - {WLC_RATE_18M, 0x0A}, /* OFDM 18Mbps, code rate 3/4, QPSK, 1 spatial stream */ - {WLC_RATE_24M, 0x10}, /* OFDM 24Mbps, code rate 1/2, 16-QAM, 1 spatial stream */ - {WLC_RATE_36M, 0x12}, /* OFDM 36Mbps, code rate 3/4, 16-QAM, 1 spatial stream */ - {WLC_RATE_48M, 0x19}, /* OFDM 48Mbps, code rate 2/3, 64-QAM, 1 spatial stream */ - {WLC_RATE_54M, 0x1A}, /* OFDM 54Mbps, code rate 3/4, 64-QAM, 1 spatial stream */ -}; - -/* Hardware rates (also encodes default basic rates) */ - -const wlc_rateset_t cck_ofdm_mimo_rates = { - 12, - { /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, 54 Mbps */ - 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, - 0x6c}, - 0x00, - {0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -const wlc_rateset_t ofdm_mimo_rates = { - 8, - { /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ - 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, - 0x00, - {0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -/* Default ratesets that include MCS32 for 40BW channels */ -const wlc_rateset_t cck_ofdm_40bw_mimo_rates = { - 12, - { /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, 54 Mbps */ - 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, - 0x6c}, - 0x00, - {0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -const wlc_rateset_t ofdm_40bw_mimo_rates = { - 8, - { /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ - 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, - 0x00, - {0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -const wlc_rateset_t cck_ofdm_rates = { - 12, - { /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, 54 Mbps */ - 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, - 0x6c}, - 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -const wlc_rateset_t gphy_legacy_rates = { - 4, - { /* 1b, 2b, 5.5b, 11b Mbps */ - 0x82, 0x84, 0x8b, 0x96}, - 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -const wlc_rateset_t ofdm_rates = { - 8, - { /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ - 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, - 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -const wlc_rateset_t cck_rates = { - 4, - { /* 1b, 2b, 5.5, 11 Mbps */ - 0x82, 0x84, 0x0b, 0x16}, - 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} -}; - -static bool wlc_rateset_valid(wlc_rateset_t *rs, bool check_brate); - -/* check if rateset is valid. - * if check_brate is true, rateset without a basic rate is considered NOT valid. - */ -static bool wlc_rateset_valid(wlc_rateset_t *rs, bool check_brate) -{ - uint idx; - - if (!rs->count) - return false; - - if (!check_brate) - return true; - - /* error if no basic rates */ - for (idx = 0; idx < rs->count; idx++) { - if (rs->rates[idx] & WLC_RATE_FLAG) - return true; - } - return false; -} - -void wlc_rateset_mcs_upd(wlc_rateset_t *rs, u8 txstreams) -{ - int i; - for (i = txstreams; i < MAX_STREAMS_SUPPORTED; i++) - rs->mcs[i] = 0; -} - -/* filter based on hardware rateset, and sort filtered rateset with basic bit(s) preserved, - * and check if resulting rateset is valid. -*/ -bool -wlc_rate_hwrs_filter_sort_validate(wlc_rateset_t *rs, - const wlc_rateset_t *hw_rs, - bool check_brate, u8 txstreams) -{ - u8 rateset[WLC_MAXRATE + 1]; - u8 r; - uint count; - uint i; - - memset(rateset, 0, sizeof(rateset)); - count = rs->count; - - for (i = 0; i < count; i++) { - /* mask off "basic rate" bit, WLC_RATE_FLAG */ - r = (int)rs->rates[i] & RATE_MASK; - if ((r > WLC_MAXRATE) || (rate_info[r] == 0)) { - continue; - } - rateset[r] = rs->rates[i]; /* preserve basic bit! */ - } - - /* fill out the rates in order, looking at only supported rates */ - count = 0; - for (i = 0; i < hw_rs->count; i++) { - r = hw_rs->rates[i] & RATE_MASK; - ASSERT(r <= WLC_MAXRATE); - if (rateset[r]) - rs->rates[count++] = rateset[r]; - } - - rs->count = count; - - /* only set the mcs rate bit if the equivalent hw mcs bit is set */ - for (i = 0; i < MCSSET_LEN; i++) - rs->mcs[i] = (rs->mcs[i] & hw_rs->mcs[i]); - - if (wlc_rateset_valid(rs, check_brate)) - return true; - else - return false; -} - -/* caluclate the rate of a rx'd frame and return it as a ratespec */ -ratespec_t BCMFASTPATH wlc_compute_rspec(d11rxhdr_t *rxh, u8 *plcp) -{ - int phy_type; - ratespec_t rspec = PHY_TXC1_BW_20MHZ << RSPEC_BW_SHIFT; - - phy_type = - ((rxh->RxChan & RXS_CHAN_PHYTYPE_MASK) >> RXS_CHAN_PHYTYPE_SHIFT); - - if ((phy_type == PHY_TYPE_N) || (phy_type == PHY_TYPE_SSN) || - (phy_type == PHY_TYPE_LCN) || (phy_type == PHY_TYPE_HT)) { - switch (rxh->PhyRxStatus_0 & PRXS0_FT_MASK) { - case PRXS0_CCK: - rspec = - CCK_PHY2MAC_RATE(((cck_phy_hdr_t *) plcp)->signal); - break; - case PRXS0_OFDM: - rspec = - OFDM_PHY2MAC_RATE(((ofdm_phy_hdr_t *) plcp)-> - rlpt[0]); - break; - case PRXS0_PREN: - rspec = (plcp[0] & MIMO_PLCP_MCS_MASK) | RSPEC_MIMORATE; - if (plcp[0] & MIMO_PLCP_40MHZ) { - /* indicate rspec is for 40 MHz mode */ - rspec &= ~RSPEC_BW_MASK; - rspec |= (PHY_TXC1_BW_40MHZ << RSPEC_BW_SHIFT); - } - break; - case PRXS0_STDN: - /* fallthru */ - default: - /* not supported */ - ASSERT(0); - break; - } - if (PLCP3_ISSGI(plcp[3])) - rspec |= RSPEC_SHORT_GI; - } else - if ((phy_type == PHY_TYPE_A) || (rxh->PhyRxStatus_0 & PRXS0_OFDM)) - rspec = OFDM_PHY2MAC_RATE(((ofdm_phy_hdr_t *) plcp)->rlpt[0]); - else - rspec = CCK_PHY2MAC_RATE(((cck_phy_hdr_t *) plcp)->signal); - - return rspec; -} - -/* copy rateset src to dst as-is (no masking or sorting) */ -void wlc_rateset_copy(const wlc_rateset_t *src, wlc_rateset_t *dst) -{ - bcopy(src, dst, sizeof(wlc_rateset_t)); -} - -/* - * Copy and selectively filter one rateset to another. - * 'basic_only' means only copy basic rates. - * 'rates' indicates cck (11b) and ofdm rates combinations. - * - 0: cck and ofdm - * - 1: cck only - * - 2: ofdm only - * 'xmask' is the copy mask (typically 0x7f or 0xff). - */ -void -wlc_rateset_filter(wlc_rateset_t *src, wlc_rateset_t *dst, bool basic_only, - u8 rates, uint xmask, bool mcsallow) -{ - uint i; - uint r; - uint count; - - count = 0; - for (i = 0; i < src->count; i++) { - r = src->rates[i]; - if (basic_only && !(r & WLC_RATE_FLAG)) - continue; - if ((rates == WLC_RATES_CCK) && IS_OFDM((r & RATE_MASK))) - continue; - if ((rates == WLC_RATES_OFDM) && IS_CCK((r & RATE_MASK))) - continue; - dst->rates[count++] = r & xmask; - } - dst->count = count; - dst->htphy_membership = src->htphy_membership; - - if (mcsallow && rates != WLC_RATES_CCK) - bcopy(&src->mcs[0], &dst->mcs[0], MCSSET_LEN); - else - wlc_rateset_mcs_clear(dst); -} - -/* select rateset for a given phy_type and bandtype and filter it, sort it - * and fill rs_tgt with result - */ -void -wlc_rateset_default(wlc_rateset_t *rs_tgt, const wlc_rateset_t *rs_hw, - uint phy_type, int bandtype, bool cck_only, uint rate_mask, - bool mcsallow, u8 bw, u8 txstreams) -{ - const wlc_rateset_t *rs_dflt; - wlc_rateset_t rs_sel; - if ((PHYTYPE_IS(phy_type, PHY_TYPE_HT)) || - (PHYTYPE_IS(phy_type, PHY_TYPE_N)) || - (PHYTYPE_IS(phy_type, PHY_TYPE_LCN)) || - (PHYTYPE_IS(phy_type, PHY_TYPE_SSN))) { - if (BAND_5G(bandtype)) { - rs_dflt = (bw == WLC_20_MHZ ? - &ofdm_mimo_rates : &ofdm_40bw_mimo_rates); - } else { - rs_dflt = (bw == WLC_20_MHZ ? - &cck_ofdm_mimo_rates : - &cck_ofdm_40bw_mimo_rates); - } - } else if (PHYTYPE_IS(phy_type, PHY_TYPE_LP)) { - rs_dflt = (BAND_5G(bandtype)) ? &ofdm_rates : &cck_ofdm_rates; - } else if (PHYTYPE_IS(phy_type, PHY_TYPE_A)) { - rs_dflt = &ofdm_rates; - } else if (PHYTYPE_IS(phy_type, PHY_TYPE_G)) { - rs_dflt = &cck_ofdm_rates; - } else { - ASSERT(0); /* should not happen */ - rs_dflt = &cck_rates; /* force cck */ - } - - /* if hw rateset is not supplied, assign selected rateset to it */ - if (!rs_hw) - rs_hw = rs_dflt; - - wlc_rateset_copy(rs_dflt, &rs_sel); - wlc_rateset_mcs_upd(&rs_sel, txstreams); - wlc_rateset_filter(&rs_sel, rs_tgt, false, - cck_only ? WLC_RATES_CCK : WLC_RATES_CCK_OFDM, - rate_mask, mcsallow); - wlc_rate_hwrs_filter_sort_validate(rs_tgt, rs_hw, false, - mcsallow ? txstreams : 1); -} - -s16 BCMFASTPATH wlc_rate_legacy_phyctl(uint rate) -{ - uint i; - for (i = 0; i < LEGACY_PHYCFG_TABLE_SIZE; i++) - if (rate == legacy_phycfg_table[i].rate_ofdm) - return legacy_phycfg_table[i].tx_phy_ctl3; - - return -1; -} - -void wlc_rateset_mcs_clear(wlc_rateset_t *rateset) -{ - uint i; - for (i = 0; i < MCSSET_LEN; i++) - rateset->mcs[i] = 0; -} - -void wlc_rateset_mcs_build(wlc_rateset_t *rateset, u8 txstreams) -{ - bcopy(&cck_ofdm_mimo_rates.mcs[0], &rateset->mcs[0], MCSSET_LEN); - wlc_rateset_mcs_upd(rateset, txstreams); -} - -/* Based on bandwidth passed, allow/disallow MCS 32 in the rateset */ -void wlc_rateset_bw_mcs_filter(wlc_rateset_t *rateset, u8 bw) -{ - if (bw == WLC_40_MHZ) - setbit(rateset->mcs, 32); - else - clrbit(rateset->mcs, 32); -} diff --git a/drivers/staging/brcm80211/sys/wlc_rate.h b/drivers/staging/brcm80211/sys/wlc_rate.h deleted file mode 100644 index 25ba2a4..0000000 --- a/drivers/staging/brcm80211/sys/wlc_rate.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _WLC_RATE_H_ -#define _WLC_RATE_H_ - -extern const u8 rate_info[]; -extern const struct wlc_rateset cck_ofdm_mimo_rates; -extern const struct wlc_rateset ofdm_mimo_rates; -extern const struct wlc_rateset cck_ofdm_rates; -extern const struct wlc_rateset ofdm_rates; -extern const struct wlc_rateset cck_rates; -extern const struct wlc_rateset gphy_legacy_rates; -extern const struct wlc_rateset wlc_lrs_rates; -extern const struct wlc_rateset rate_limit_1_2; - -typedef struct mcs_info { - u32 phy_rate_20; /* phy rate in kbps [20Mhz] */ - u32 phy_rate_40; /* phy rate in kbps [40Mhz] */ - u32 phy_rate_20_sgi; /* phy rate in kbps [20Mhz] with SGI */ - u32 phy_rate_40_sgi; /* phy rate in kbps [40Mhz] with SGI */ - u8 tx_phy_ctl3; /* phy ctl byte 3, code rate, modulation type, # of streams */ - u8 leg_ofdm; /* matching legacy ofdm rate in 500bkps */ -} mcs_info_t; - -#define WLC_MAXMCS 32 /* max valid mcs index */ -#define MCS_TABLE_SIZE 33 /* Number of mcs entries in the table */ -extern const mcs_info_t mcs_table[]; - -#define MCS_INVALID 0xFF -#define MCS_CR_MASK 0x07 /* Code Rate bit mask */ -#define MCS_MOD_MASK 0x38 /* Modulation bit shift */ -#define MCS_MOD_SHIFT 3 /* MOdulation bit shift */ -#define MCS_TXS_MASK 0xc0 /* num tx streams - 1 bit mask */ -#define MCS_TXS_SHIFT 6 /* num tx streams - 1 bit shift */ -#define MCS_CR(_mcs) (mcs_table[_mcs].tx_phy_ctl3 & MCS_CR_MASK) -#define MCS_MOD(_mcs) ((mcs_table[_mcs].tx_phy_ctl3 & MCS_MOD_MASK) >> MCS_MOD_SHIFT) -#define MCS_TXS(_mcs) ((mcs_table[_mcs].tx_phy_ctl3 & MCS_TXS_MASK) >> MCS_TXS_SHIFT) -#define MCS_RATE(_mcs, _is40, _sgi) (_sgi ? \ - (_is40 ? mcs_table[_mcs].phy_rate_40_sgi : mcs_table[_mcs].phy_rate_20_sgi) : \ - (_is40 ? mcs_table[_mcs].phy_rate_40 : mcs_table[_mcs].phy_rate_20)) -#define VALID_MCS(_mcs) ((_mcs < MCS_TABLE_SIZE)) - -#define WLC_RATE_FLAG 0x80 /* Rate flag: basic or ofdm */ - -/* Macros to use the rate_info table */ -#define RATE_MASK 0x7f /* Rate value mask w/o basic rate flag */ -#define RATE_MASK_FULL 0xff /* Rate value mask with basic rate flag */ - -#define WLC_RATE_500K_TO_BPS(rate) ((rate) * 500000) /* convert 500kbps to bps */ - -/* rate spec : holds rate and mode specific information required to generate a tx frame. */ -/* Legacy CCK and OFDM information is held in the same manner as was done in the past */ -/* (in the lower byte) the upper 3 bytes primarily hold MIMO specific information */ -typedef u32 ratespec_t; - -/* rate spec bit fields */ -#define RSPEC_RATE_MASK 0x0000007F /* Either 500Kbps units or MIMO MCS idx */ -#define RSPEC_MIMORATE 0x08000000 /* mimo MCS is stored in RSPEC_RATE_MASK */ -#define RSPEC_BW_MASK 0x00000700 /* mimo bw mask */ -#define RSPEC_BW_SHIFT 8 /* mimo bw shift */ -#define RSPEC_STF_MASK 0x00003800 /* mimo Space/Time/Frequency mode mask */ -#define RSPEC_STF_SHIFT 11 /* mimo Space/Time/Frequency mode shift */ -#define RSPEC_CT_MASK 0x0000C000 /* mimo coding type mask */ -#define RSPEC_CT_SHIFT 14 /* mimo coding type shift */ -#define RSPEC_STC_MASK 0x00300000 /* mimo num STC streams per PLCP defn. */ -#define RSPEC_STC_SHIFT 20 /* mimo num STC streams per PLCP defn. */ -#define RSPEC_LDPC_CODING 0x00400000 /* mimo bit indicates adv coding in use */ -#define RSPEC_SHORT_GI 0x00800000 /* mimo bit indicates short GI in use */ -#define RSPEC_OVERRIDE 0x80000000 /* bit indicates override both rate & mode */ -#define RSPEC_OVERRIDE_MCS_ONLY 0x40000000 /* bit indicates override rate only */ - -#define WLC_HTPHY 127 /* HT PHY Membership */ - -#define RSPEC_ACTIVE(rspec) (rspec & (RSPEC_RATE_MASK | RSPEC_MIMORATE)) -#define RSPEC2RATE(rspec) ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), RSPEC_ISSGI(rspec)) : \ - (rspec & RSPEC_RATE_MASK)) -/* return rate in unit of 500Kbps -- for internal use in wlc_rate_sel.c */ -#define RSPEC2RATE500K(rspec) ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), state->is40bw, RSPEC_ISSGI(rspec))/500 : \ - (rspec & RSPEC_RATE_MASK)) -#define CRSPEC2RATE500K(rspec) ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), RSPEC_ISSGI(rspec))/500 :\ - (rspec & RSPEC_RATE_MASK)) - -#define RSPEC2KBPS(rspec) (IS_MCS(rspec) ? RSPEC2RATE(rspec) : RSPEC2RATE(rspec)*500) -#define RSPEC_PHYTXBYTE2(rspec) ((rspec & 0xff00) >> 8) -#define RSPEC_GET_BW(rspec) ((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) -#define RSPEC_IS40MHZ(rspec) ((((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) == \ - PHY_TXC1_BW_40MHZ) || (((rspec & RSPEC_BW_MASK) >> \ - RSPEC_BW_SHIFT) == PHY_TXC1_BW_40MHZ_DUP)) -#define RSPEC_ISSGI(rspec) ((rspec & RSPEC_SHORT_GI) == RSPEC_SHORT_GI) -#define RSPEC_MIMOPLCP3(rspec) ((rspec & 0xf00000) >> 16) -#define PLCP3_ISSGI(plcp) (plcp & (RSPEC_SHORT_GI >> 16)) -#define RSPEC_STC(rspec) ((rspec & RSPEC_STC_MASK) >> RSPEC_STC_SHIFT) -#define RSPEC_STF(rspec) ((rspec & RSPEC_STF_MASK) >> RSPEC_STF_SHIFT) -#define PLCP3_ISSTBC(plcp) ((plcp & (RSPEC_STC_MASK) >> 16) == 0x10) -#define PLCP3_STC_MASK 0x30 -#define PLCP3_STC_SHIFT 4 - -/* Rate info table; takes a legacy rate or ratespec_t */ -#define IS_MCS(r) (r & RSPEC_MIMORATE) -#define IS_OFDM(r) (!IS_MCS(r) && (rate_info[(r) & RSPEC_RATE_MASK] & WLC_RATE_FLAG)) -#define IS_CCK(r) (!IS_MCS(r) && (((r) & RATE_MASK) == WLC_RATE_1M || \ - ((r) & RATE_MASK) == WLC_RATE_2M || \ - ((r) & RATE_MASK) == WLC_RATE_5M5 || ((r) & RATE_MASK) == WLC_RATE_11M)) -#define IS_SINGLE_STREAM(mcs) (((mcs) <= HIGHEST_SINGLE_STREAM_MCS) || ((mcs) == 32)) -#define CCK_RSPEC(cck) ((cck) & RSPEC_RATE_MASK) -#define OFDM_RSPEC(ofdm) (((ofdm) & RSPEC_RATE_MASK) |\ - (PHY_TXC1_MODE_CDD << RSPEC_STF_SHIFT)) -#define LEGACY_RSPEC(rate) (IS_CCK(rate) ? CCK_RSPEC(rate) : OFDM_RSPEC(rate)) - -#define MCS_RSPEC(mcs) (((mcs) & RSPEC_RATE_MASK) | RSPEC_MIMORATE | \ - (IS_SINGLE_STREAM(mcs) ? (PHY_TXC1_MODE_CDD << RSPEC_STF_SHIFT) : \ - (PHY_TXC1_MODE_SDM << RSPEC_STF_SHIFT))) - -/* Convert encoded rate value in plcp header to numerical rates in 500 KHz increments */ -extern const u8 ofdm_rate_lookup[]; -#define OFDM_PHY2MAC_RATE(rlpt) (ofdm_rate_lookup[rlpt & 0x7]) -#define CCK_PHY2MAC_RATE(signal) (signal/5) - -/* Rates specified in wlc_rateset_filter() */ -#define WLC_RATES_CCK_OFDM 0 -#define WLC_RATES_CCK 1 -#define WLC_RATES_OFDM 2 - -/* use the stuct form instead of typedef to fix dependency problems */ -struct wlc_rateset; - -/* sanitize, and sort a rateset with the basic bit(s) preserved, validate rateset */ -extern bool wlc_rate_hwrs_filter_sort_validate(struct wlc_rateset *rs, - const struct wlc_rateset *hw_rs, - bool check_brate, - u8 txstreams); -/* copy rateset src to dst as-is (no masking or sorting) */ -extern void wlc_rateset_copy(const struct wlc_rateset *src, - struct wlc_rateset *dst); - -/* would be nice to have these documented ... */ -extern ratespec_t wlc_compute_rspec(d11rxhdr_t *rxh, u8 *plcp); - -extern void wlc_rateset_filter(struct wlc_rateset *src, struct wlc_rateset *dst, - bool basic_only, u8 rates, uint xmask, - bool mcsallow); -extern void wlc_rateset_default(struct wlc_rateset *rs_tgt, - const struct wlc_rateset *rs_hw, uint phy_type, - int bandtype, bool cck_only, uint rate_mask, - bool mcsallow, u8 bw, u8 txstreams); -extern s16 wlc_rate_legacy_phyctl(uint rate); - -extern void wlc_rateset_mcs_upd(struct wlc_rateset *rs, u8 txstreams); -extern void wlc_rateset_mcs_clear(struct wlc_rateset *rateset); -extern void wlc_rateset_mcs_build(struct wlc_rateset *rateset, u8 txstreams); -extern void wlc_rateset_bw_mcs_filter(struct wlc_rateset *rateset, u8 bw); - -#endif /* _WLC_RATE_H_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_scb.h b/drivers/staging/brcm80211/sys/wlc_scb.h deleted file mode 100644 index 142b756..0000000 --- a/drivers/staging/brcm80211/sys/wlc_scb.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_scb_h_ -#define _wlc_scb_h_ - -#include <proto/802.1d.h> - -extern bool wlc_aggregatable(struct wlc_info *wlc, u8 tid); - -#define AMPDU_TX_BA_MAX_WSIZE 64 /* max Tx ba window size (in pdu) */ -/* structure to store per-tid state for the ampdu initiator */ -typedef struct scb_ampdu_tid_ini { - u32 magic; - u8 tx_in_transit; /* number of pending mpdus in transit in driver */ - u8 tid; /* initiator tid for easy lookup */ - u8 txretry[AMPDU_TX_BA_MAX_WSIZE]; /* tx retry count; indexed by seq modulo */ - struct scb *scb; /* backptr for easy lookup */ -} scb_ampdu_tid_ini_t; - -#define AMPDU_MAX_SCB_TID NUMPRIO - -typedef struct scb_ampdu { - struct scb *scb; /* back pointer for easy reference */ - u8 mpdu_density; /* mpdu density */ - u8 max_pdu; /* max pdus allowed in ampdu */ - u8 release; /* # of mpdus released at a time */ - u16 min_len; /* min mpdu len to support the density */ - u32 max_rxlen; /* max ampdu rcv length; 8k, 16k, 32k, 64k */ - struct pktq txq; /* sdu transmit queue pending aggregation */ - - /* This could easily be a ini[] pointer and we keep this info in wl itself instead - * of having mac80211 hold it for us. Also could be made dynamic per tid instead of - * static. - */ - scb_ampdu_tid_ini_t ini[AMPDU_MAX_SCB_TID]; /* initiator info - per tid (NUMPRIO) */ -} scb_ampdu_t; - -#define SCB_MAGIC 0xbeefcafe -#define INI_MAGIC 0xabcd1234 - -/* station control block - one per remote MAC address */ -struct scb { - u32 magic; - u32 flags; /* various bit flags as defined below */ - u32 flags2; /* various bit flags2 as defined below */ - u8 state; /* current state bitfield of auth/assoc process */ - u8 ea[ETH_ALEN]; /* station address */ - void *fragbuf[NUMPRIO]; /* defragmentation buffer per prio */ - uint fragresid[NUMPRIO]; /* #bytes unused in frag buffer per prio */ - - u16 seqctl[NUMPRIO]; /* seqctl of last received frame (for dups) */ - u16 seqctl_nonqos; /* seqctl of last received frame (for dups) for - * non-QoS data and management - */ - u16 seqnum[NUMPRIO]; /* WME: driver maintained sw seqnum per priority */ - - scb_ampdu_t scb_ampdu; /* AMPDU state including per tid info */ -}; - -/* scb flags */ -#define SCB_WMECAP 0x0040 /* may ONLY be set if WME_ENAB(wlc) */ -#define SCB_HTCAP 0x10000 /* HT (MIMO) capable device */ -#define SCB_IS40 0x80000 /* 40MHz capable */ -#define SCB_STBCCAP 0x40000000 /* STBC Capable */ -#define SCB_WME(a) ((a)->flags & SCB_WMECAP)/* implies WME_ENAB */ -#define SCB_SEQNUM(scb, prio) ((scb)->seqnum[(prio)]) -#define SCB_PS(a) NULL -#define SCB_STBC_CAP(a) ((a)->flags & SCB_STBCCAP) -#define SCB_AMPDU(a) true -#endif /* _wlc_scb_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_stf.c b/drivers/staging/brcm80211/sys/wlc_stf.c deleted file mode 100644 index 10c9f44..0000000 --- a/drivers/staging/brcm80211/sys/wlc_stf.c +++ /dev/null @@ -1,600 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <wlc_cfg.h> -#include <bcmdefs.h> -#include <osl.h> -#include <bcmutils.h> -#include <siutils.h> -#include <bcmendian.h> -#include <proto/802.11.h> -#include <wlioctl.h> -#include <bcmwifi.h> -#include <sbhndpio.h> -#include <sbhnddma.h> -#include <d11.h> -#include <wlc_rate.h> -#include <wlc_pub.h> -#include <wlc_key.h> -#include <wlc_channel.h> -#include <wlc_bsscfg.h> -#include <wlc_event.h> -#include <wlc_mac80211.h> -#include <wlc_scb.h> -#include <wl_export.h> -#include <wlc_bmac.h> -#include <wlc_stf.h> -#include <wl_dbg.h> - -#define WLC_STF_SS_STBC_RX(wlc) (WLCISNPHY(wlc->band) && \ - NREV_GT(wlc->band->phyrev, 3) && NREV_LE(wlc->band->phyrev, 6)) - -static s8 wlc_stf_stbc_rx_get(struct wlc_info *wlc); -static bool wlc_stf_stbc_tx_set(struct wlc_info *wlc, s32 int_val); -static int wlc_stf_txcore_set(struct wlc_info *wlc, u8 Nsts, u8 val); -static int wlc_stf_spatial_policy_set(struct wlc_info *wlc, int val); -static void wlc_stf_stbc_rx_ht_update(struct wlc_info *wlc, int val); - -static void _wlc_stf_phy_txant_upd(struct wlc_info *wlc); -static u16 _wlc_stf_phytxchain_sel(struct wlc_info *wlc, ratespec_t rspec); - -#define NSTS_1 1 -#define NSTS_2 2 -#define NSTS_3 3 -#define NSTS_4 4 -const u8 txcore_default[5] = { - (0), /* bitmap of the core enabled */ - (0x01), /* For Nsts = 1, enable core 1 */ - (0x03), /* For Nsts = 2, enable core 1 & 2 */ - (0x07), /* For Nsts = 3, enable core 1, 2 & 3 */ - (0x0f) /* For Nsts = 4, enable all cores */ -}; - -static void wlc_stf_stbc_rx_ht_update(struct wlc_info *wlc, int val) -{ - ASSERT((val == HT_CAP_RX_STBC_NO) - || (val == HT_CAP_RX_STBC_ONE_STREAM)); - - /* MIMOPHYs rev3-6 cannot receive STBC with only one rx core active */ - if (WLC_STF_SS_STBC_RX(wlc)) { - if ((wlc->stf->rxstreams == 1) && (val != HT_CAP_RX_STBC_NO)) - return; - } - - wlc->ht_cap.cap_info &= ~HT_CAP_RX_STBC_MASK; - wlc->ht_cap.cap_info |= (val << HT_CAP_RX_STBC_SHIFT); - - if (wlc->pub->up) { - wlc_update_beacon(wlc); - wlc_update_probe_resp(wlc, true); - } -} - -/* every WLC_TEMPSENSE_PERIOD seconds temperature check to decide whether to turn on/off txchain */ -void wlc_tempsense_upd(struct wlc_info *wlc) -{ - wlc_phy_t *pi = wlc->band->pi; - uint active_chains, txchain; - - /* Check if the chip is too hot. Disable one Tx chain, if it is */ - /* high 4 bits are for Rx chain, low 4 bits are for Tx chain */ - active_chains = wlc_phy_stf_chain_active_get(pi); - txchain = active_chains & 0xf; - - if (wlc->stf->txchain == wlc->stf->hw_txchain) { - if (txchain && (txchain < wlc->stf->hw_txchain)) { - /* turn off 1 tx chain */ - wlc_stf_txchain_set(wlc, txchain, true); - } - } else if (wlc->stf->txchain < wlc->stf->hw_txchain) { - if (txchain == wlc->stf->hw_txchain) { - /* turn back on txchain */ - wlc_stf_txchain_set(wlc, txchain, true); - } - } -} - -void -wlc_stf_ss_algo_channel_get(struct wlc_info *wlc, u16 *ss_algo_channel, - chanspec_t chanspec) -{ - tx_power_t power; - u8 siso_mcs_id, cdd_mcs_id, stbc_mcs_id; - - /* Clear previous settings */ - *ss_algo_channel = 0; - - if (!wlc->pub->up) { - *ss_algo_channel = (u16) -1; - return; - } - - wlc_phy_txpower_get_current(wlc->band->pi, &power, - CHSPEC_CHANNEL(chanspec)); - - siso_mcs_id = (CHSPEC_IS40(chanspec)) ? - WL_TX_POWER_MCS40_SISO_FIRST : WL_TX_POWER_MCS20_SISO_FIRST; - cdd_mcs_id = (CHSPEC_IS40(chanspec)) ? - WL_TX_POWER_MCS40_CDD_FIRST : WL_TX_POWER_MCS20_CDD_FIRST; - stbc_mcs_id = (CHSPEC_IS40(chanspec)) ? - WL_TX_POWER_MCS40_STBC_FIRST : WL_TX_POWER_MCS20_STBC_FIRST; - - /* criteria to choose stf mode */ - - /* the "+3dbm (12 0.25db units)" is to account for the fact that with CDD, tx occurs - * on both chains - */ - if (power.target[siso_mcs_id] > (power.target[cdd_mcs_id] + 12)) - setbit(ss_algo_channel, PHY_TXC1_MODE_SISO); - else - setbit(ss_algo_channel, PHY_TXC1_MODE_CDD); - - /* STBC is ORed into to algo channel as STBC requires per-packet SCB capability check - * so cannot be default mode of operation. One of SISO, CDD have to be set - */ - if (power.target[siso_mcs_id] <= (power.target[stbc_mcs_id] + 12)) - setbit(ss_algo_channel, PHY_TXC1_MODE_STBC); -} - -static s8 wlc_stf_stbc_rx_get(struct wlc_info *wlc) -{ - return (wlc->ht_cap.cap_info & HT_CAP_RX_STBC_MASK) - >> HT_CAP_RX_STBC_SHIFT; -} - -static bool wlc_stf_stbc_tx_set(struct wlc_info *wlc, s32 int_val) -{ - if ((int_val != AUTO) && (int_val != OFF) && (int_val != ON)) { - return false; - } - - if ((int_val == ON) && (wlc->stf->txstreams == 1)) - return false; - - if ((int_val == OFF) || (wlc->stf->txstreams == 1) - || !WLC_STBC_CAP_PHY(wlc)) - wlc->ht_cap.cap_info &= ~IEEE80211_HT_CAP_TX_STBC; - else - wlc->ht_cap.cap_info |= IEEE80211_HT_CAP_TX_STBC; - - wlc->bandstate[BAND_2G_INDEX]->band_stf_stbc_tx = (s8) int_val; - wlc->bandstate[BAND_5G_INDEX]->band_stf_stbc_tx = (s8) int_val; - - return true; -} - -bool wlc_stf_stbc_rx_set(struct wlc_info *wlc, s32 int_val) -{ - if ((int_val != HT_CAP_RX_STBC_NO) - && (int_val != HT_CAP_RX_STBC_ONE_STREAM)) { - return false; - } - - if (WLC_STF_SS_STBC_RX(wlc)) { - if ((int_val != HT_CAP_RX_STBC_NO) - && (wlc->stf->rxstreams == 1)) - return false; - } - - wlc_stf_stbc_rx_ht_update(wlc, int_val); - return true; -} - -static int wlc_stf_txcore_set(struct wlc_info *wlc, u8 Nsts, u8 core_mask) -{ - WL_TRACE("wl%d: %s: Nsts %d core_mask %x\n", - wlc->pub->unit, __func__, Nsts, core_mask); - - ASSERT((Nsts > 0) && (Nsts <= MAX_STREAMS_SUPPORTED)); - - if (WLC_BITSCNT(core_mask) > wlc->stf->txstreams) { - core_mask = 0; - } - - if ((WLC_BITSCNT(core_mask) == wlc->stf->txstreams) && - ((core_mask & ~wlc->stf->txchain) - || !(core_mask & wlc->stf->txchain))) { - core_mask = wlc->stf->txchain; - } - - ASSERT(!core_mask || Nsts <= WLC_BITSCNT(core_mask)); - - wlc->stf->txcore[Nsts] = core_mask; - /* Nsts = 1..4, txcore index = 1..4 */ - if (Nsts == 1) { - /* Needs to update beacon and ucode generated response - * frames when 1 stream core map changed - */ - wlc->stf->phytxant = core_mask << PHY_TXC_ANT_SHIFT; - wlc_bmac_txant_set(wlc->hw, wlc->stf->phytxant); - if (wlc->clk) { - wlc_suspend_mac_and_wait(wlc); - wlc_beacon_phytxctl_txant_upd(wlc, wlc->bcn_rspec); - wlc_enable_mac(wlc); - } - } - - return BCME_OK; -} - -static int wlc_stf_spatial_policy_set(struct wlc_info *wlc, int val) -{ - int i; - u8 core_mask = 0; - - WL_TRACE("wl%d: %s: val %x\n", wlc->pub->unit, __func__, val); - - wlc->stf->spatial_policy = (s8) val; - for (i = 1; i <= MAX_STREAMS_SUPPORTED; i++) { - core_mask = (val == MAX_SPATIAL_EXPANSION) ? - wlc->stf->txchain : txcore_default[i]; - wlc_stf_txcore_set(wlc, (u8) i, core_mask); - } - return BCME_OK; -} - -int wlc_stf_txchain_set(struct wlc_info *wlc, s32 int_val, bool force) -{ - u8 txchain = (u8) int_val; - u8 txstreams; - uint i; - - if (wlc->stf->txchain == txchain) - return BCME_OK; - - if ((txchain & ~wlc->stf->hw_txchain) - || !(txchain & wlc->stf->hw_txchain)) - return BCME_RANGE; - - /* if nrate override is configured to be non-SISO STF mode, reject reducing txchain to 1 */ - txstreams = (u8) WLC_BITSCNT(txchain); - if (txstreams > MAX_STREAMS_SUPPORTED) - return BCME_RANGE; - - if (txstreams == 1) { - for (i = 0; i < NBANDS(wlc); i++) - if ((RSPEC_STF(wlc->bandstate[i]->rspec_override) != - PHY_TXC1_MODE_SISO) - || (RSPEC_STF(wlc->bandstate[i]->mrspec_override) != - PHY_TXC1_MODE_SISO)) { - if (!force) - return BCME_ERROR; - - /* over-write the override rspec */ - if (RSPEC_STF(wlc->bandstate[i]->rspec_override) - != PHY_TXC1_MODE_SISO) { - wlc->bandstate[i]->rspec_override = 0; - WL_ERROR("%s(): temp sense override non-SISO rspec_override\n", - __func__); - } - if (RSPEC_STF - (wlc->bandstate[i]->mrspec_override) != - PHY_TXC1_MODE_SISO) { - wlc->bandstate[i]->mrspec_override = 0; - WL_ERROR("%s(): temp sense override non-SISO mrspec_override\n", - __func__); - } - } - } - - wlc->stf->txchain = txchain; - wlc->stf->txstreams = txstreams; - wlc_stf_stbc_tx_set(wlc, wlc->band->band_stf_stbc_tx); - wlc_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]); - wlc_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]); - wlc->stf->txant = - (wlc->stf->txstreams == 1) ? ANT_TX_FORCE_0 : ANT_TX_DEF; - _wlc_stf_phy_txant_upd(wlc); - - wlc_phy_stf_chain_set(wlc->band->pi, wlc->stf->txchain, - wlc->stf->rxchain); - - for (i = 1; i <= MAX_STREAMS_SUPPORTED; i++) - wlc_stf_txcore_set(wlc, (u8) i, txcore_default[i]); - - return BCME_OK; -} - -int wlc_stf_rxchain_set(struct wlc_info *wlc, s32 int_val) -{ - u8 rxchain_cnt; - u8 rxchain = (u8) int_val; - u8 mimops_mode; - u8 old_rxchain, old_rxchain_cnt; - - if (wlc->stf->rxchain == rxchain) - return BCME_OK; - - if ((rxchain & ~wlc->stf->hw_rxchain) - || !(rxchain & wlc->stf->hw_rxchain)) - return BCME_RANGE; - - rxchain_cnt = (u8) WLC_BITSCNT(rxchain); - if (WLC_STF_SS_STBC_RX(wlc)) { - if ((rxchain_cnt == 1) - && (wlc_stf_stbc_rx_get(wlc) != HT_CAP_RX_STBC_NO)) - return BCME_RANGE; - } - - if (APSTA_ENAB(wlc->pub) && (wlc->pub->associated)) - return BCME_ASSOCIATED; - - old_rxchain = wlc->stf->rxchain; - old_rxchain_cnt = wlc->stf->rxstreams; - - wlc->stf->rxchain = rxchain; - wlc->stf->rxstreams = rxchain_cnt; - - if (rxchain_cnt != old_rxchain_cnt) { - mimops_mode = - (rxchain_cnt == 1) ? HT_CAP_MIMO_PS_ON : HT_CAP_MIMO_PS_OFF; - wlc->mimops_PM = mimops_mode; - if (AP_ENAB(wlc->pub)) { - wlc_phy_stf_chain_set(wlc->band->pi, wlc->stf->txchain, - wlc->stf->rxchain); - wlc_ht_mimops_cap_update(wlc, mimops_mode); - if (wlc->pub->associated) - wlc_mimops_action_ht_send(wlc, wlc->cfg, - mimops_mode); - return BCME_OK; - } - if (wlc->pub->associated) { - if (mimops_mode == HT_CAP_MIMO_PS_OFF) { - /* if mimops is off, turn on the Rx chain first */ - wlc_phy_stf_chain_set(wlc->band->pi, - wlc->stf->txchain, - wlc->stf->rxchain); - wlc_ht_mimops_cap_update(wlc, mimops_mode); - } - } else { - wlc_phy_stf_chain_set(wlc->band->pi, wlc->stf->txchain, - wlc->stf->rxchain); - wlc_ht_mimops_cap_update(wlc, mimops_mode); - } - } else if (old_rxchain != rxchain) - wlc_phy_stf_chain_set(wlc->band->pi, wlc->stf->txchain, - wlc->stf->rxchain); - - return BCME_OK; -} - -/* update wlc->stf->ss_opmode which represents the operational stf_ss mode we're using */ -int wlc_stf_ss_update(struct wlc_info *wlc, struct wlcband *band) -{ - int ret_code = 0; - u8 prev_stf_ss; - u8 upd_stf_ss; - - prev_stf_ss = wlc->stf->ss_opmode; - - /* NOTE: opmode can only be SISO or CDD as STBC is decided on a per-packet basis */ - if (WLC_STBC_CAP_PHY(wlc) && - wlc->stf->ss_algosel_auto - && (wlc->stf->ss_algo_channel != (u16) -1)) { - ASSERT(isset(&wlc->stf->ss_algo_channel, PHY_TXC1_MODE_CDD) - || isset(&wlc->stf->ss_algo_channel, - PHY_TXC1_MODE_SISO)); - upd_stf_ss = (wlc->stf->no_cddstbc || (wlc->stf->txstreams == 1) - || isset(&wlc->stf->ss_algo_channel, - PHY_TXC1_MODE_SISO)) ? PHY_TXC1_MODE_SISO - : PHY_TXC1_MODE_CDD; - } else { - if (wlc->band != band) - return ret_code; - upd_stf_ss = (wlc->stf->no_cddstbc - || (wlc->stf->txstreams == - 1)) ? PHY_TXC1_MODE_SISO : band-> - band_stf_ss_mode; - } - if (prev_stf_ss != upd_stf_ss) { - wlc->stf->ss_opmode = upd_stf_ss; - wlc_bmac_band_stf_ss_set(wlc->hw, upd_stf_ss); - } - - return ret_code; -} - -int wlc_stf_attach(struct wlc_info *wlc) -{ - wlc->bandstate[BAND_2G_INDEX]->band_stf_ss_mode = PHY_TXC1_MODE_SISO; - wlc->bandstate[BAND_5G_INDEX]->band_stf_ss_mode = PHY_TXC1_MODE_CDD; - - if (WLCISNPHY(wlc->band) && - (wlc_phy_txpower_hw_ctrl_get(wlc->band->pi) != PHY_TPC_HW_ON)) - wlc->bandstate[BAND_2G_INDEX]->band_stf_ss_mode = - PHY_TXC1_MODE_CDD; - wlc_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]); - wlc_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]); - - wlc_stf_stbc_rx_ht_update(wlc, HT_CAP_RX_STBC_NO); - wlc->bandstate[BAND_2G_INDEX]->band_stf_stbc_tx = OFF; - wlc->bandstate[BAND_5G_INDEX]->band_stf_stbc_tx = OFF; - - if (WLC_STBC_CAP_PHY(wlc)) { - wlc->stf->ss_algosel_auto = true; - wlc->stf->ss_algo_channel = (u16) -1; /* Init the default value */ - } - return 0; -} - -void wlc_stf_detach(struct wlc_info *wlc) -{ -} - -int wlc_stf_ant_txant_validate(struct wlc_info *wlc, s8 val) -{ - int bcmerror = BCME_OK; - - /* when there is only 1 tx_streams, don't allow to change the txant */ - if (WLCISNPHY(wlc->band) && (wlc->stf->txstreams == 1)) - return ((val == wlc->stf->txant) ? bcmerror : BCME_RANGE); - - switch (val) { - case -1: - val = ANT_TX_DEF; - break; - case 0: - val = ANT_TX_FORCE_0; - break; - case 1: - val = ANT_TX_FORCE_1; - break; - case 3: - val = ANT_TX_LAST_RX; - break; - default: - bcmerror = BCME_RANGE; - break; - } - - if (bcmerror == BCME_OK) - wlc->stf->txant = (s8) val; - - return bcmerror; - -} - -/* - * Centralized txant update function. call it whenever wlc->stf->txant and/or wlc->stf->txchain - * change - * - * Antennas are controlled by ucode indirectly, which drives PHY or GPIO to - * achieve various tx/rx antenna selection schemes - * - * legacy phy, bit 6 and bit 7 means antenna 0 and 1 respectively, bit6+bit7 means auto(last rx) - * for NREV<3, bit 6 and bit 7 means antenna 0 and 1 respectively, bit6+bit7 means last rx and - * do tx-antenna selection for SISO transmissions - * for NREV=3, bit 6 and bit _8_ means antenna 0 and 1 respectively, bit6+bit7 means last rx and - * do tx-antenna selection for SISO transmissions - * for NREV>=7, bit 6 and bit 7 mean antenna 0 and 1 respectively, nit6+bit7 means both cores active -*/ -static void _wlc_stf_phy_txant_upd(struct wlc_info *wlc) -{ - s8 txant; - - txant = (s8) wlc->stf->txant; - ASSERT(txant == ANT_TX_FORCE_0 || txant == ANT_TX_FORCE_1 - || txant == ANT_TX_LAST_RX); - - if (WLC_PHY_11N_CAP(wlc->band)) { - if (txant == ANT_TX_FORCE_0) { - wlc->stf->phytxant = PHY_TXC_ANT_0; - } else if (txant == ANT_TX_FORCE_1) { - wlc->stf->phytxant = PHY_TXC_ANT_1; - - if (WLCISNPHY(wlc->band) && - NREV_GE(wlc->band->phyrev, 3) - && NREV_LT(wlc->band->phyrev, 7)) { - wlc->stf->phytxant = PHY_TXC_ANT_2; - } - } else { - if (WLCISLCNPHY(wlc->band) || WLCISSSLPNPHY(wlc->band)) - wlc->stf->phytxant = PHY_TXC_LCNPHY_ANT_LAST; - else { - /* keep this assert to catch out of sync wlc->stf->txcore */ - ASSERT(wlc->stf->txchain > 0); - wlc->stf->phytxant = - wlc->stf->txchain << PHY_TXC_ANT_SHIFT; - } - } - } else { - if (txant == ANT_TX_FORCE_0) - wlc->stf->phytxant = PHY_TXC_OLD_ANT_0; - else if (txant == ANT_TX_FORCE_1) - wlc->stf->phytxant = PHY_TXC_OLD_ANT_1; - else - wlc->stf->phytxant = PHY_TXC_OLD_ANT_LAST; - } - - wlc_bmac_txant_set(wlc->hw, wlc->stf->phytxant); -} - -void wlc_stf_phy_txant_upd(struct wlc_info *wlc) -{ - _wlc_stf_phy_txant_upd(wlc); -} - -void wlc_stf_phy_chain_calc(struct wlc_info *wlc) -{ - /* get available rx/tx chains */ - wlc->stf->hw_txchain = (u8) getintvar(wlc->pub->vars, "txchain"); - wlc->stf->hw_rxchain = (u8) getintvar(wlc->pub->vars, "rxchain"); - - /* these parameter are intended to be used for all PHY types */ - if (wlc->stf->hw_txchain == 0 || wlc->stf->hw_txchain == 0xf) { - if (WLCISNPHY(wlc->band)) { - wlc->stf->hw_txchain = TXCHAIN_DEF_NPHY; - } else { - wlc->stf->hw_txchain = TXCHAIN_DEF; - } - } - - wlc->stf->txchain = wlc->stf->hw_txchain; - wlc->stf->txstreams = (u8) WLC_BITSCNT(wlc->stf->hw_txchain); - - if (wlc->stf->hw_rxchain == 0 || wlc->stf->hw_rxchain == 0xf) { - if (WLCISNPHY(wlc->band)) { - wlc->stf->hw_rxchain = RXCHAIN_DEF_NPHY; - } else { - wlc->stf->hw_rxchain = RXCHAIN_DEF; - } - } - - wlc->stf->rxchain = wlc->stf->hw_rxchain; - wlc->stf->rxstreams = (u8) WLC_BITSCNT(wlc->stf->hw_rxchain); - - /* initialize the txcore table */ - bcopy(txcore_default, wlc->stf->txcore, sizeof(wlc->stf->txcore)); - - /* default spatial_policy */ - wlc->stf->spatial_policy = MIN_SPATIAL_EXPANSION; - wlc_stf_spatial_policy_set(wlc, MIN_SPATIAL_EXPANSION); -} - -static u16 _wlc_stf_phytxchain_sel(struct wlc_info *wlc, ratespec_t rspec) -{ - u16 phytxant = wlc->stf->phytxant; - - if (RSPEC_STF(rspec) != PHY_TXC1_MODE_SISO) { - ASSERT(wlc->stf->txstreams > 1); - phytxant = wlc->stf->txchain << PHY_TXC_ANT_SHIFT; - } else if (wlc->stf->txant == ANT_TX_DEF) - phytxant = wlc->stf->txchain << PHY_TXC_ANT_SHIFT; - phytxant &= PHY_TXC_ANT_MASK; - return phytxant; -} - -u16 wlc_stf_phytxchain_sel(struct wlc_info *wlc, ratespec_t rspec) -{ - return _wlc_stf_phytxchain_sel(wlc, rspec); -} - -u16 wlc_stf_d11hdrs_phyctl_txant(struct wlc_info *wlc, ratespec_t rspec) -{ - u16 phytxant = wlc->stf->phytxant; - u16 mask = PHY_TXC_ANT_MASK; - - /* for non-siso rates or default setting, use the available chains */ - if (WLCISNPHY(wlc->band)) { - ASSERT(wlc->stf->txchain != 0); - phytxant = _wlc_stf_phytxchain_sel(wlc, rspec); - mask = PHY_TXC_HTANT_MASK; - } - phytxant |= phytxant & mask; - return phytxant; -} diff --git a/drivers/staging/brcm80211/sys/wlc_stf.h b/drivers/staging/brcm80211/sys/wlc_stf.h deleted file mode 100644 index 8de6382..0000000 --- a/drivers/staging/brcm80211/sys/wlc_stf.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_stf_h_ -#define _wlc_stf_h_ - -#define MIN_SPATIAL_EXPANSION 0 -#define MAX_SPATIAL_EXPANSION 1 - -extern int wlc_stf_attach(struct wlc_info *wlc); -extern void wlc_stf_detach(struct wlc_info *wlc); - -extern void wlc_tempsense_upd(struct wlc_info *wlc); -extern void wlc_stf_ss_algo_channel_get(struct wlc_info *wlc, - u16 *ss_algo_channel, - chanspec_t chanspec); -extern int wlc_stf_ss_update(struct wlc_info *wlc, struct wlcband *band); -extern void wlc_stf_phy_txant_upd(struct wlc_info *wlc); -extern int wlc_stf_txchain_set(struct wlc_info *wlc, s32 int_val, bool force); -extern int wlc_stf_rxchain_set(struct wlc_info *wlc, s32 int_val); -extern bool wlc_stf_stbc_rx_set(struct wlc_info *wlc, s32 int_val); - -extern int wlc_stf_ant_txant_validate(struct wlc_info *wlc, s8 val); -extern void wlc_stf_phy_txant_upd(struct wlc_info *wlc); -extern void wlc_stf_phy_chain_calc(struct wlc_info *wlc); -extern u16 wlc_stf_phytxchain_sel(struct wlc_info *wlc, ratespec_t rspec); -extern u16 wlc_stf_d11hdrs_phyctl_txant(struct wlc_info *wlc, ratespec_t rspec); -extern u16 wlc_stf_spatial_expansion_get(struct wlc_info *wlc, - ratespec_t rspec); -#endif /* _wlc_stf_h_ */ diff --git a/drivers/staging/brcm80211/sys/wlc_types.h b/drivers/staging/brcm80211/sys/wlc_types.h deleted file mode 100644 index df6e04c..0000000 --- a/drivers/staging/brcm80211/sys/wlc_types.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (c) 2010 Broadcom Corporation - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef _wlc_types_h_ -#define _wlc_types_h_ - -/* forward declarations */ - -struct wlc_info; -struct wlc_hw_info; -struct wlc_if; -struct wl_if; -struct ampdu_info; -struct antsel_info; -struct bmac_pmq; - -struct d11init; - -#ifndef _hnddma_pub_ -#define _hnddma_pub_ -struct hnddma_pub; -#endif /* _hnddma_pub_ */ - -#endif /* _wlc_types_h_ */ |
