diff options
Diffstat (limited to 'drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c')
| -rw-r--r-- | drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c | 4152 |
1 files changed, 0 insertions, 4152 deletions
diff --git a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c deleted file mode 100644 index 821206d..0000000 --- a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c +++ /dev/null @@ -1,4152 +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/if_arp.h> -#include <linux/sched.h> -#include <linux/kthread.h> -#include <linux/netdevice.h> -#include <linux/sched.h> -#include <linux/etherdevice.h> -#include <linux/wireless.h> -#include <linux/ieee80211.h> -#include <linux/mmc/sdio_func.h> -#include <linux/uaccess.h> -#include <net/cfg80211.h> -#include <net/rtnetlink.h> - -#include <brcmu_utils.h> -#include <defs.h> -#include <brcmu_wifi.h> -#include "dhd.h" -#include "wl_cfg80211.h" - -static struct sdio_func *cfg80211_sdio_func; -static struct brcmf_cfg80211_dev *cfg80211_dev; -static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255}; - -u32 brcmf_dbg_level = WL_DBG_ERR; - -/* -** cfg80211_ops api/callback list -*/ -static s32 brcmf_cfg80211_change_iface(struct wiphy *wiphy, - struct net_device *ndev, - enum nl80211_iftype type, u32 *flags, - struct vif_params *params); -static s32 __brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, - struct cfg80211_scan_request *request, - struct cfg80211_ssid *this_ssid); -static s32 brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, - struct cfg80211_scan_request *request); -static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed); -static s32 brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_ibss_params *params); -static s32 brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, - struct net_device *dev); -static s32 brcmf_cfg80211_get_station(struct wiphy *wiphy, - struct net_device *dev, u8 *mac, - struct station_info *sinfo); -static s32 brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, - struct net_device *dev, bool enabled, - s32 timeout); -static s32 brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, - struct net_device *dev, - const u8 *addr, - const struct cfg80211_bitrate_mask - *mask); -static int brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_connect_params *sme); -static s32 brcmf_cfg80211_disconnect(struct wiphy *wiphy, - struct net_device *dev, - u16 reason_code); -static s32 brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, - enum nl80211_tx_power_setting type, - s32 dbm); -static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm); -static s32 brcmf_cfg80211_config_default_key(struct wiphy *wiphy, - struct net_device *dev, u8 key_idx, - bool unicast, bool multicast); -static s32 brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool pairwise, const u8 *mac_addr, - struct key_params *params); -static s32 brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool pairwise, const u8 *mac_addr); -static s32 brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool pairwise, const u8 *mac_addr, - void *cookie, void (*callback) (void *cookie, - struct - key_params * - params)); -static s32 brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, - struct net_device *dev, - u8 key_idx); -static s32 brcmf_cfg80211_resume(struct wiphy *wiphy); -static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, - struct cfg80211_wowlan *wow); -static s32 brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_pmksa *pmksa); -static s32 brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_pmksa *pmksa); -static s32 brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, - struct net_device *dev); -/* -** event & event Q handlers for cfg80211 interfaces -*/ -static s32 brcmf_create_event_handler(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_destroy_event_handler(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_event_handler(void *data); -static void brcmf_init_eq(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_flush_eq(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_lock_eq(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_unlock_eq(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_init_eq_lock(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_init_eloop_handler(struct brcmf_cfg80211_event_loop *el); -static struct brcmf_cfg80211_event_q * -brcmf_deq_event(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_enq_event(struct brcmf_cfg80211_priv *cfg_priv, u32 type, - const struct brcmf_event_msg *msg, void *data); -static void brcmf_put_event(struct brcmf_cfg80211_event_q *e); -static void brcmf_wakeup_event(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_notify_connect_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, - void *data); -static s32 brcmf_notify_roaming_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, - void *data); -static s32 brcmf_notify_scan_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, - void *data); -static s32 brcmf_bss_connect_done(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data, - bool completed); -static s32 brcmf_bss_roaming_done(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data); -static s32 brcmf_notify_mic_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data); - -/* -** register/deregister sdio function -*/ -static void brcmf_clear_sdio_func(void); - -/* -** ioctl utilites -*/ -static s32 brcmf_dev_bufvar_get(struct net_device *dev, s8 *name, s8 *buf, - s32 buf_len); -static __used s32 brcmf_dev_bufvar_set(struct net_device *dev, s8 *name, - s8 *buf, s32 len); -static s32 brcmf_dev_intvar_set(struct net_device *dev, s8 *name, s32 val); -static s32 brcmf_dev_intvar_get(struct net_device *dev, s8 *name, - s32 *retval); -static s32 brcmf_dev_ioctl(struct net_device *dev, u32 cmd, void *arg, - u32 len); - -/* -** cfg80211 set_wiphy_params utilities -*/ -static s32 brcmf_set_frag(struct net_device *dev, u32 frag_threshold); -static s32 brcmf_set_rts(struct net_device *dev, u32 frag_threshold); -static s32 brcmf_set_retry(struct net_device *dev, u32 retry, bool l); - -/* -** wl profile utilities -*/ -static s32 brcmf_update_prof(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e, - void *data, s32 item); -static void *brcmf_read_prof(struct brcmf_cfg80211_priv *cfg_priv, s32 item); -static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof); - -/* -** cfg80211 connect utilites -*/ -static s32 brcmf_set_wpa_version(struct net_device *dev, - struct cfg80211_connect_params *sme); -static s32 brcmf_set_auth_type(struct net_device *dev, - struct cfg80211_connect_params *sme); -static s32 brcmf_set_set_cipher(struct net_device *dev, - struct cfg80211_connect_params *sme); -static s32 brcmf_set_key_mgmt(struct net_device *dev, - struct cfg80211_connect_params *sme); -static s32 brcmf_set_set_sharedkey(struct net_device *dev, - struct cfg80211_connect_params *sme); -static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_ch_to_chanspec(int ch, - struct brcmf_join_params *join_params, size_t *join_params_size); - -/* -** information element utilities -*/ -static __used s32 brcmf_add_ie(struct brcmf_cfg80211_priv *cfg_priv, - u8 t, u8 l, u8 *v); -static s32 brcmf_mode_to_nl80211_iftype(s32 mode); -static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface, - struct device *dev); -static void brcmf_free_wdev(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_inform_bss(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv, - struct brcmf_bss_info *bi); -static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_add_keyext(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr, - struct key_params *params); - -/* -** key indianess swap utilities -*/ -static void swap_key_from_BE(struct brcmf_wsec_key *key); -static void swap_key_to_BE(struct brcmf_wsec_key *key); - -/* -** brcmf_cfg80211_priv memory init/deinit utilities -*/ -static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_priv *cfg_priv); - -static void brcmf_delay(u32 ms); - -/* -** store/restore cfg80211 instance data -*/ -static void brcmf_set_drvdata(struct brcmf_cfg80211_dev *dev, void *data); -static void *brcmf_get_drvdata(struct brcmf_cfg80211_dev *dev); - -/* -** ibss mode utilities -*/ -static bool brcmf_is_ibssmode(struct brcmf_cfg80211_priv *cfg_priv); - -/* -** dongle up/down , default configuration utilities -*/ -static bool brcmf_is_linkdown(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e); -static bool brcmf_is_linkup(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e); -static bool brcmf_is_nonetwork(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e); -static void brcmf_link_down(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_dongle_mode(struct net_device *ndev, s32 iftype); -static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_priv *cfg_priv); -static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf); - -/* -** dongle configuration utilities -*/ -static s32 brcmf_dongle_eventmsg(struct net_device *ndev); -static s32 brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, - s32 scan_unassoc_time, s32 scan_passive_time); -static s32 brcmf_config_dongle(struct brcmf_cfg80211_priv *cfg_priv, - bool need_lock); -static s32 brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, - u32 bcn_timeout); - -/* -** iscan handler -*/ -static void brcmf_iscan_timer(unsigned long data); -static void brcmf_term_iscan(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_init_iscan(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_iscan_thread(void *data); -static s32 brcmf_dev_iovar_setbuf(struct net_device *dev, s8 *iovar, - void *param, s32 paramlen, void *bufptr, - s32 buflen); -static s32 brcmf_dev_iovar_getbuf(struct net_device *dev, s8 *iovar, - void *param, s32 paramlen, void *bufptr, - s32 buflen); -static s32 brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, - struct brcmf_ssid *ssid, u16 action); -static s32 brcmf_do_iscan(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_wakeup_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan); -static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, - u32 *status, - struct brcmf_scan_results **bss_list); -static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan, - bool aborted); -static void brcmf_init_iscan_eloop(struct brcmf_cfg80211_iscan_eloop *el); -static s32 brcmf_iscan_done(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_iscan_pending(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_priv *cfg_priv); -static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_priv *cfg_priv); - -/* -* find most significant bit set -*/ -static __used u32 brcmf_find_msb(u16 bit16); - -/* -* update pmklist to dongle -*/ -static __used s32 brcmf_update_pmklist(struct net_device *dev, - struct brcmf_cfg80211_pmk_list *pmk_list, - s32 err); - -static void brcmf_set_mpc(struct net_device *ndev, int mpc); - -/* -* debufs support -*/ -static int -brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_priv *cfg_priv); -static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_priv *cfg_priv); - -#define WL_PRIV_GET() \ - ({ \ - struct brcmf_cfg80211_iface *ci = brcmf_get_drvdata(cfg80211_dev); \ - if (unlikely(!ci)) { \ - WL_ERR("wl_cfg80211_dev is unavailable\n"); \ - BUG(); \ - } \ - ci->cfg_priv; \ -}) - -#define CHECK_SYS_UP() \ -do { \ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); \ - if (unlikely(!test_bit(WL_STATUS_READY, &cfg_priv->status))) { \ - WL_INFO("device is not ready : status (%d)\n", \ - (int)cfg_priv->status); \ - return -EIO; \ - } \ -} while (0) - -#define CHAN2G(_channel, _freq, _flags) { \ - .band = IEEE80211_BAND_2GHZ, \ - .center_freq = (_freq), \ - .hw_value = (_channel), \ - .flags = (_flags), \ - .max_antenna_gain = 0, \ - .max_power = 30, \ -} - -#define CHAN5G(_channel, _flags) { \ - .band = IEEE80211_BAND_5GHZ, \ - .center_freq = 5000 + (5 * (_channel)), \ - .hw_value = (_channel), \ - .flags = (_flags), \ - .max_antenna_gain = 0, \ - .max_power = 30, \ -} - -#define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) -#define RATETAB_ENT(_rateid, _flags) \ - { \ - .bitrate = RATE_TO_BASE100KBPS(_rateid), \ - .hw_value = (_rateid), \ - .flags = (_flags), \ - } - -static struct ieee80211_rate __wl_rates[] = { - RATETAB_ENT(BRCM_RATE_1M, 0), - RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE), - RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE), - RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE), - RATETAB_ENT(BRCM_RATE_6M, 0), - RATETAB_ENT(BRCM_RATE_9M, 0), - RATETAB_ENT(BRCM_RATE_12M, 0), - RATETAB_ENT(BRCM_RATE_18M, 0), - RATETAB_ENT(BRCM_RATE_24M, 0), - RATETAB_ENT(BRCM_RATE_36M, 0), - RATETAB_ENT(BRCM_RATE_48M, 0), - RATETAB_ENT(BRCM_RATE_54M, 0), -}; - -#define wl_a_rates (__wl_rates + 4) -#define wl_a_rates_size 8 -#define wl_g_rates (__wl_rates + 0) -#define wl_g_rates_size 12 - -static struct ieee80211_channel __wl_2ghz_channels[] = { - CHAN2G(1, 2412, 0), - CHAN2G(2, 2417, 0), - CHAN2G(3, 2422, 0), - CHAN2G(4, 2427, 0), - CHAN2G(5, 2432, 0), - CHAN2G(6, 2437, 0), - CHAN2G(7, 2442, 0), - CHAN2G(8, 2447, 0), - CHAN2G(9, 2452, 0), - CHAN2G(10, 2457, 0), - CHAN2G(11, 2462, 0), - CHAN2G(12, 2467, 0), - CHAN2G(13, 2472, 0), - CHAN2G(14, 2484, 0), -}; - -static struct ieee80211_channel __wl_5ghz_a_channels[] = { - CHAN5G(34, 0), CHAN5G(36, 0), - CHAN5G(38, 0), CHAN5G(40, 0), - CHAN5G(42, 0), CHAN5G(44, 0), - CHAN5G(46, 0), CHAN5G(48, 0), - CHAN5G(52, 0), CHAN5G(56, 0), - CHAN5G(60, 0), CHAN5G(64, 0), - CHAN5G(100, 0), CHAN5G(104, 0), - CHAN5G(108, 0), CHAN5G(112, 0), - CHAN5G(116, 0), CHAN5G(120, 0), - CHAN5G(124, 0), CHAN5G(128, 0), - CHAN5G(132, 0), CHAN5G(136, 0), - CHAN5G(140, 0), CHAN5G(149, 0), - CHAN5G(153, 0), CHAN5G(157, 0), - CHAN5G(161, 0), CHAN5G(165, 0), - CHAN5G(184, 0), CHAN5G(188, 0), - CHAN5G(192, 0), CHAN5G(196, 0), - CHAN5G(200, 0), CHAN5G(204, 0), - CHAN5G(208, 0), CHAN5G(212, 0), - CHAN5G(216, 0), -}; - -static struct ieee80211_channel __wl_5ghz_n_channels[] = { - CHAN5G(32, 0), CHAN5G(34, 0), - CHAN5G(36, 0), CHAN5G(38, 0), - CHAN5G(40, 0), CHAN5G(42, 0), - CHAN5G(44, 0), CHAN5G(46, 0), - CHAN5G(48, 0), CHAN5G(50, 0), - CHAN5G(52, 0), CHAN5G(54, 0), - CHAN5G(56, 0), CHAN5G(58, 0), - CHAN5G(60, 0), CHAN5G(62, 0), - CHAN5G(64, 0), CHAN5G(66, 0), - CHAN5G(68, 0), CHAN5G(70, 0), - CHAN5G(72, 0), CHAN5G(74, 0), - CHAN5G(76, 0), CHAN5G(78, 0), - CHAN5G(80, 0), CHAN5G(82, 0), - CHAN5G(84, 0), CHAN5G(86, 0), - CHAN5G(88, 0), CHAN5G(90, 0), - CHAN5G(92, 0), CHAN5G(94, 0), - CHAN5G(96, 0), CHAN5G(98, 0), - CHAN5G(100, 0), CHAN5G(102, 0), - CHAN5G(104, 0), CHAN5G(106, 0), - CHAN5G(108, 0), CHAN5G(110, 0), - CHAN5G(112, 0), CHAN5G(114, 0), - CHAN5G(116, 0), CHAN5G(118, 0), - CHAN5G(120, 0), CHAN5G(122, 0), - CHAN5G(124, 0), CHAN5G(126, 0), - CHAN5G(128, 0), CHAN5G(130, 0), - CHAN5G(132, 0), CHAN5G(134, 0), - CHAN5G(136, 0), CHAN5G(138, 0), - CHAN5G(140, 0), CHAN5G(142, 0), - CHAN5G(144, 0), CHAN5G(145, 0), - CHAN5G(146, 0), CHAN5G(147, 0), - CHAN5G(148, 0), CHAN5G(149, 0), - CHAN5G(150, 0), CHAN5G(151, 0), - CHAN5G(152, 0), CHAN5G(153, 0), - CHAN5G(154, 0), CHAN5G(155, 0), - CHAN5G(156, 0), CHAN5G(157, 0), - CHAN5G(158, 0), CHAN5G(159, 0), - CHAN5G(160, 0), CHAN5G(161, 0), - CHAN5G(162, 0), CHAN5G(163, 0), - CHAN5G(164, 0), CHAN5G(165, 0), - CHAN5G(166, 0), CHAN5G(168, 0), - CHAN5G(170, 0), CHAN5G(172, 0), - CHAN5G(174, 0), CHAN5G(176, 0), - CHAN5G(178, 0), CHAN5G(180, 0), - CHAN5G(182, 0), CHAN5G(184, 0), - CHAN5G(186, 0), CHAN5G(188, 0), - CHAN5G(190, 0), CHAN5G(192, 0), - CHAN5G(194, 0), CHAN5G(196, 0), - CHAN5G(198, 0), CHAN5G(200, 0), - CHAN5G(202, 0), CHAN5G(204, 0), - CHAN5G(206, 0), CHAN5G(208, 0), - CHAN5G(210, 0), CHAN5G(212, 0), - CHAN5G(214, 0), CHAN5G(216, 0), - CHAN5G(218, 0), CHAN5G(220, 0), - CHAN5G(222, 0), CHAN5G(224, 0), - CHAN5G(226, 0), CHAN5G(228, 0), -}; - -static struct ieee80211_supported_band __wl_band_2ghz = { - .band = IEEE80211_BAND_2GHZ, - .channels = __wl_2ghz_channels, - .n_channels = ARRAY_SIZE(__wl_2ghz_channels), - .bitrates = wl_g_rates, - .n_bitrates = wl_g_rates_size, -}; - -static struct ieee80211_supported_band __wl_band_5ghz_a = { - .band = IEEE80211_BAND_5GHZ, - .channels = __wl_5ghz_a_channels, - .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels), - .bitrates = wl_a_rates, - .n_bitrates = wl_a_rates_size, -}; - -static struct ieee80211_supported_band __wl_band_5ghz_n = { - .band = IEEE80211_BAND_5GHZ, - .channels = __wl_5ghz_n_channels, - .n_channels = ARRAY_SIZE(__wl_5ghz_n_channels), - .bitrates = wl_a_rates, - .n_bitrates = wl_a_rates_size, -}; - -static const u32 __wl_cipher_suites[] = { - WLAN_CIPHER_SUITE_WEP40, - WLAN_CIPHER_SUITE_WEP104, - WLAN_CIPHER_SUITE_TKIP, - WLAN_CIPHER_SUITE_CCMP, - WLAN_CIPHER_SUITE_AES_CMAC, -}; - -static void swap_key_from_BE(struct brcmf_wsec_key *key) -{ - key->index = cpu_to_le32(key->index); - key->len = cpu_to_le32(key->len); - key->algo = cpu_to_le32(key->algo); - key->flags = cpu_to_le32(key->flags); - key->rxiv.hi = cpu_to_le32(key->rxiv.hi); - key->rxiv.lo = cpu_to_le16(key->rxiv.lo); - key->iv_initialized = cpu_to_le32(key->iv_initialized); -} - -static void swap_key_to_BE(struct brcmf_wsec_key *key) -{ - key->index = le32_to_cpu(key->index); - key->len = le32_to_cpu(key->len); - key->algo = le32_to_cpu(key->algo); - key->flags = le32_to_cpu(key->flags); - key->rxiv.hi = le32_to_cpu(key->rxiv.hi); - key->rxiv.lo = le16_to_cpu(key->rxiv.lo); - key->iv_initialized = le32_to_cpu(key->iv_initialized); -} - -static s32 -brcmf_dev_ioctl(struct net_device *dev, u32 cmd, void *arg, u32 len) -{ - struct ifreq ifr; - struct brcmf_ioctl ioc; - mm_segment_t fs; - s32 err = 0; - - memset(&ioc, 0, sizeof(ioc)); - ioc.cmd = cmd; - ioc.buf = arg; - ioc.len = len; - strcpy(ifr.ifr_name, dev->name); - ifr.ifr_data = (caddr_t)&ioc; - - fs = get_fs(); - set_fs(get_ds()); - err = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, SIOCDEVPRIVATE); - set_fs(fs); - - return err; -} - -static s32 -brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev, - enum nl80211_iftype type, u32 *flags, - struct vif_params *params) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct wireless_dev *wdev; - s32 infra = 0; - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - switch (type) { - case NL80211_IFTYPE_MONITOR: - case NL80211_IFTYPE_WDS: - WL_ERR("type (%d) : currently we do not support this type\n", - type); - return -EOPNOTSUPP; - case NL80211_IFTYPE_ADHOC: - cfg_priv->conf->mode = WL_MODE_IBSS; - infra = 0; - break; - case NL80211_IFTYPE_STATION: - cfg_priv->conf->mode = WL_MODE_BSS; - infra = 1; - break; - default: - err = -EINVAL; - goto done; - } - - infra = cpu_to_le32(infra); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_INFRA, &infra, sizeof(infra)); - if (unlikely(err)) { - WL_ERR("WLC_SET_INFRA error (%d)\n", err); - err = -EAGAIN; - } else { - wdev = ndev->ieee80211_ptr; - wdev->iftype = type; - } - - WL_INFO("IF Type = %s\n", - (cfg_priv->conf->mode == WL_MODE_IBSS) ? "Adhoc" : "Infra"); - -done: - WL_TRACE("Exit\n"); - - return err; -} - -static void wl_iscan_prep(struct brcmf_scan_params *params, - struct brcmf_ssid *ssid) -{ - memcpy(params->bssid, ether_bcast, ETH_ALEN); - params->bss_type = DOT11_BSSTYPE_ANY; - params->scan_type = 0; - params->nprobes = -1; - params->active_time = -1; - params->passive_time = -1; - params->home_time = -1; - params->channel_num = 0; - - params->nprobes = cpu_to_le32(params->nprobes); - params->active_time = cpu_to_le32(params->active_time); - params->passive_time = cpu_to_le32(params->passive_time); - params->home_time = cpu_to_le32(params->home_time); - if (ssid && ssid->SSID_len) - memcpy(¶ms->ssid, ssid, sizeof(struct brcmf_ssid)); - -} - -static s32 -brcmf_dev_iovar_setbuf(struct net_device *dev, s8 * iovar, void *param, - s32 paramlen, void *bufptr, s32 buflen) -{ - s32 iolen; - - iolen = brcmu_mkiovar(iovar, param, paramlen, bufptr, buflen); - BUG_ON(!iolen); - - return brcmf_dev_ioctl(dev, BRCMF_C_SET_VAR, bufptr, iolen); -} - -static s32 -brcmf_dev_iovar_getbuf(struct net_device *dev, s8 * iovar, void *param, - s32 paramlen, void *bufptr, s32 buflen) -{ - s32 iolen; - - iolen = brcmu_mkiovar(iovar, param, paramlen, bufptr, buflen); - BUG_ON(!iolen); - - return brcmf_dev_ioctl(dev, BRCMF_C_GET_VAR, bufptr, buflen); -} - -static s32 -brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan, - struct brcmf_ssid *ssid, u16 action) -{ - s32 params_size = (BRCMF_SCAN_PARAMS_FIXED_SIZE + - offsetof(struct brcmf_iscan_params, params)); - struct brcmf_iscan_params *params; - s32 err = 0; - - if (ssid && ssid->SSID_len) - params_size += sizeof(struct brcmf_ssid); - params = kzalloc(params_size, GFP_KERNEL); - if (unlikely(!params)) - return -ENOMEM; - BUG_ON(params_size >= BRCMF_C_IOCTL_SMLEN); - - wl_iscan_prep(¶ms->params, ssid); - - params->version = cpu_to_le32(BRCMF_ISCAN_REQ_VERSION); - params->action = cpu_to_le16(action); - params->scan_duration = cpu_to_le16(0); - - /* params_size += offsetof(struct brcmf_iscan_params, params); */ - err = brcmf_dev_iovar_setbuf(iscan->dev, "iscan", params, params_size, - iscan->ioctl_buf, BRCMF_C_IOCTL_SMLEN); - if (unlikely(err)) { - if (err == -EBUSY) { - WL_INFO("system busy : iscan canceled\n"); - } else { - WL_ERR("error (%d)\n", err); - } - } - kfree(params); - return err; -} - -static s32 brcmf_do_iscan(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); - struct net_device *ndev = cfg_to_ndev(cfg_priv); - struct brcmf_ssid ssid; - s32 passive_scan; - s32 err = 0; - - /* Broadcast scan by default */ - memset(&ssid, 0, sizeof(ssid)); - - iscan->state = WL_ISCAN_STATE_SCANING; - - passive_scan = cfg_priv->active_scan ? 0 : 1; - err = brcmf_dev_ioctl(cfg_to_ndev(cfg_priv), BRCMF_C_SET_PASSIVE_SCAN, - &passive_scan, sizeof(passive_scan)); - if (unlikely(err)) { - WL_ERR("error (%d)\n", err); - return err; - } - brcmf_set_mpc(ndev, 0); - cfg_priv->iscan_kickstart = true; - brcmf_run_iscan(iscan, &ssid, BRCMF_SCAN_ACTION_START); - mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); - iscan->timer_on = 1; - - return err; -} - -static s32 -__brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, - struct cfg80211_scan_request *request, - struct cfg80211_ssid *this_ssid) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); - struct cfg80211_ssid *ssids; - struct brcmf_cfg80211_scan_req *sr = cfg_priv->scan_req_int; - s32 passive_scan; - bool iscan_req; - bool spec_scan; - s32 err = 0; - - if (unlikely(test_bit(WL_STATUS_SCANNING, &cfg_priv->status))) { - WL_ERR("Scanning already : status (%lu)\n", cfg_priv->status); - return -EAGAIN; - } - if (unlikely(test_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status))) { - WL_ERR("Scanning being aborted : status (%lu)\n", - cfg_priv->status); - return -EAGAIN; - } - if (test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) { - WL_ERR("Connecting : status (%lu)\n", - cfg_priv->status); - return -EAGAIN; - } - - iscan_req = false; - spec_scan = false; - if (request) { - /* scan bss */ - ssids = request->ssids; - if (cfg_priv->iscan_on && (!ssids || !ssids->ssid_len)) - iscan_req = true; - } else { - /* scan in ibss */ - /* we don't do iscan in ibss */ - ssids = this_ssid; - } - - cfg_priv->scan_request = request; - set_bit(WL_STATUS_SCANNING, &cfg_priv->status); - if (iscan_req) { - err = brcmf_do_iscan(cfg_priv); - if (likely(!err)) - return err; - else - goto scan_out; - } else { - WL_SCAN("ssid \"%s\", ssid_len (%d)\n", - ssids->ssid, ssids->ssid_len); - memset(&sr->ssid, 0, sizeof(sr->ssid)); - sr->ssid.SSID_len = - min_t(u8, sizeof(sr->ssid.SSID), ssids->ssid_len); - if (sr->ssid.SSID_len) { - memcpy(sr->ssid.SSID, ssids->ssid, sr->ssid.SSID_len); - sr->ssid.SSID_len = cpu_to_le32(sr->ssid.SSID_len); - spec_scan = true; - } else { - WL_SCAN("Broadcast scan\n"); - } - - passive_scan = cfg_priv->active_scan ? 0 : 1; - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_PASSIVE_SCAN, - &passive_scan, sizeof(passive_scan)); - if (unlikely(err)) { - WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err); - goto scan_out; - } - brcmf_set_mpc(ndev, 0); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SCAN, &sr->ssid, - sizeof(sr->ssid)); - if (err) { - if (err == -EBUSY) { - WL_INFO("system busy : scan for \"%s\" canceled\n", - sr->ssid.SSID); - } else { - WL_ERR("WLC_SCAN error (%d)\n", err); - } - brcmf_set_mpc(ndev, 1); - goto scan_out; - } - } - - return 0; - -scan_out: - clear_bit(WL_STATUS_SCANNING, &cfg_priv->status); - cfg_priv->scan_request = NULL; - return err; -} - -static s32 -brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, - struct cfg80211_scan_request *request) -{ - s32 err = 0; - - WL_TRACE("Enter\n"); - - CHECK_SYS_UP(); - - err = __brcmf_cfg80211_scan(wiphy, ndev, request, NULL); - if (unlikely(err)) - WL_ERR("scan error (%d)\n", err); - - WL_TRACE("Exit\n"); - return err; -} - -static s32 brcmf_dev_intvar_set(struct net_device *dev, s8 *name, s32 val) -{ - s8 buf[BRCMF_C_IOCTL_SMLEN]; - u32 len; - s32 err = 0; - - val = cpu_to_le32(val); - len = brcmu_mkiovar(name, (char *)(&val), sizeof(val), buf, - sizeof(buf)); - BUG_ON(!len); - - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_VAR, buf, len); - if (unlikely(err)) - WL_ERR("error (%d)\n", err); - - return err; -} - -static s32 -brcmf_dev_intvar_get(struct net_device *dev, s8 *name, s32 *retval) -{ - union { - s8 buf[BRCMF_C_IOCTL_SMLEN]; - s32 val; - } var; - u32 len; - u32 data_null; - s32 err = 0; - - len = - brcmu_mkiovar(name, (char *)(&data_null), 0, (char *)(&var), - sizeof(var.buf)); - BUG_ON(!len); - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_VAR, &var, len); - if (unlikely(err)) - WL_ERR("error (%d)\n", err); - - *retval = le32_to_cpu(var.val); - - return err; -} - -static s32 brcmf_set_rts(struct net_device *dev, u32 rts_threshold) -{ - s32 err = 0; - - err = brcmf_dev_intvar_set(dev, "rtsthresh", rts_threshold); - if (unlikely(err)) - WL_ERR("Error (%d)\n", err); - - return err; -} - -static s32 brcmf_set_frag(struct net_device *dev, u32 frag_threshold) -{ - s32 err = 0; - - err = brcmf_dev_intvar_set(dev, "fragthresh", frag_threshold); - if (unlikely(err)) - WL_ERR("Error (%d)\n", err); - - return err; -} - -static s32 brcmf_set_retry(struct net_device *dev, u32 retry, bool l) -{ - s32 err = 0; - u32 cmd = (l ? BRCM_SET_LRL : BRCM_SET_SRL); - - retry = cpu_to_le32(retry); - err = brcmf_dev_ioctl(dev, cmd, &retry, sizeof(retry)); - if (unlikely(err)) { - WL_ERR("cmd (%d) , error (%d)\n", cmd, err); - return err; - } - return err; -} - -static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - if (changed & WIPHY_PARAM_RTS_THRESHOLD && - (cfg_priv->conf->rts_threshold != wiphy->rts_threshold)) { - cfg_priv->conf->rts_threshold = wiphy->rts_threshold; - err = brcmf_set_rts(ndev, cfg_priv->conf->rts_threshold); - if (!err) - goto done; - } - if (changed & WIPHY_PARAM_FRAG_THRESHOLD && - (cfg_priv->conf->frag_threshold != wiphy->frag_threshold)) { - cfg_priv->conf->frag_threshold = wiphy->frag_threshold; - err = brcmf_set_frag(ndev, cfg_priv->conf->frag_threshold); - if (!err) - goto done; - } - if (changed & WIPHY_PARAM_RETRY_LONG - && (cfg_priv->conf->retry_long != wiphy->retry_long)) { - cfg_priv->conf->retry_long = wiphy->retry_long; - err = brcmf_set_retry(ndev, cfg_priv->conf->retry_long, true); - if (!err) - goto done; - } - if (changed & WIPHY_PARAM_RETRY_SHORT - && (cfg_priv->conf->retry_short != wiphy->retry_short)) { - cfg_priv->conf->retry_short = wiphy->retry_short; - err = brcmf_set_retry(ndev, cfg_priv->conf->retry_short, false); - if (!err) - goto done; - } - -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_ibss_params *params) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct brcmf_join_params join_params; - size_t join_params_size = 0; - s32 err = 0; - s32 wsec = 0; - s32 bcnprd; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - if (params->ssid) - WL_CONN("SSID: %s\n", params->ssid); - else { - WL_CONN("SSID: NULL, Not supported\n"); - return -EOPNOTSUPP; - } - - set_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - - if (params->bssid) - WL_CONN("BSSID: %02X %02X %02X %02X %02X %02X\n", - params->bssid[0], params->bssid[1], params->bssid[2], - params->bssid[3], params->bssid[4], params->bssid[5]); - else - WL_CONN("No BSSID specified\n"); - - if (params->channel) - WL_CONN("channel: %d\n", params->channel->center_freq); - else - WL_CONN("no channel specified\n"); - - if (params->channel_fixed) - WL_CONN("fixed channel required\n"); - else - WL_CONN("no fixed channel required\n"); - - if (params->ie && params->ie_len) - WL_CONN("ie len: %d\n", params->ie_len); - else - WL_CONN("no ie specified\n"); - - if (params->beacon_interval) - WL_CONN("beacon interval: %d\n", params->beacon_interval); - else - WL_CONN("no beacon interval specified\n"); - - if (params->basic_rates) - WL_CONN("basic rates: %08X\n", params->basic_rates); - else - WL_CONN("no basic rates specified\n"); - - if (params->privacy) - WL_CONN("privacy required\n"); - else - WL_CONN("no privacy required\n"); - - /* Configure Privacy for starter */ - if (params->privacy) - wsec |= WEP_ENABLED; - - err = brcmf_dev_intvar_set(dev, "wsec", wsec); - if (unlikely(err)) { - WL_ERR("wsec failed (%d)\n", err); - goto done; - } - - /* Configure Beacon Interval for starter */ - if (params->beacon_interval) - bcnprd = cpu_to_le32(params->beacon_interval); - else - bcnprd = cpu_to_le32(100); - - err = brcmf_dev_ioctl(dev, BRCM_SET_BCNPRD, &bcnprd, sizeof(bcnprd)); - if (unlikely(err)) { - WL_ERR("WLC_SET_BCNPRD failed (%d)\n", err); - goto done; - } - - /* Configure required join parameter */ - memset(&join_params, 0, sizeof(struct brcmf_join_params)); - - /* SSID */ - join_params.ssid.SSID_len = - (params->ssid_len > 32) ? 32 : params->ssid_len; - memcpy(join_params.ssid.SSID, params->ssid, join_params.ssid.SSID_len); - join_params.ssid.SSID_len = cpu_to_le32(join_params.ssid.SSID_len); - join_params_size = sizeof(join_params.ssid); - brcmf_update_prof(cfg_priv, NULL, &join_params.ssid, WL_PROF_SSID); - - /* BSSID */ - if (params->bssid) { - memcpy(join_params.params.bssid, params->bssid, ETH_ALEN); - join_params_size = sizeof(join_params.ssid) + - BRCMF_ASSOC_PARAMS_FIXED_SIZE; - } else { - memcpy(join_params.params.bssid, ether_bcast, ETH_ALEN); - } - brcmf_update_prof(cfg_priv, NULL, - &join_params.params.bssid, WL_PROF_BSSID); - - /* Channel */ - if (params->channel) { - u32 target_channel; - - cfg_priv->channel = - ieee80211_frequency_to_channel( - params->channel->center_freq); - if (params->channel_fixed) { - /* adding chanspec */ - brcmf_ch_to_chanspec(cfg_priv->channel, - &join_params, &join_params_size); - } - - /* set channel for starter */ - target_channel = cpu_to_le32(cfg_priv->channel); - err = brcmf_dev_ioctl(dev, BRCM_SET_CHANNEL, - &target_channel, sizeof(target_channel)); - if (unlikely(err)) { - WL_ERR("WLC_SET_CHANNEL failed (%d)\n", err); - goto done; - } - } else - cfg_priv->channel = 0; - - cfg_priv->ibss_starter = false; - - - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_SSID, - &join_params, join_params_size); - if (unlikely(err)) { - WL_ERR("WLC_SET_SSID failed (%d)\n", err); - goto done; - } - -done: - if (err) - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - WL_TRACE("Exit\n"); - return err; -} - -static s32 brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - brcmf_link_down(cfg_priv); - - WL_TRACE("Exit\n"); - - return err; -} - -static s32 -brcmf_set_wpa_version(struct net_device *dev, struct cfg80211_connect_params *sme) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - struct brcmf_cfg80211_security *sec; - s32 val = 0; - s32 err = 0; - - if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) - val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED; - else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) - val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; - else - val = WPA_AUTH_DISABLED; - WL_CONN("setting wpa_auth to 0x%0x\n", val); - err = brcmf_dev_intvar_set(dev, "wpa_auth", val); - if (unlikely(err)) { - WL_ERR("set wpa_auth failed (%d)\n", err); - return err; - } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); - sec->wpa_versions = sme->crypto.wpa_versions; - return err; -} - -static s32 -brcmf_set_auth_type(struct net_device *dev, struct cfg80211_connect_params *sme) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - struct brcmf_cfg80211_security *sec; - s32 val = 0; - s32 err = 0; - - switch (sme->auth_type) { - case NL80211_AUTHTYPE_OPEN_SYSTEM: - val = 0; - WL_CONN("open system\n"); - break; - case NL80211_AUTHTYPE_SHARED_KEY: - val = 1; - WL_CONN("shared key\n"); - break; - case NL80211_AUTHTYPE_AUTOMATIC: - val = 2; - WL_CONN("automatic\n"); - break; - case NL80211_AUTHTYPE_NETWORK_EAP: - WL_CONN("network eap\n"); - default: - val = 2; - WL_ERR("invalid auth type (%d)\n", sme->auth_type); - break; - } - - err = brcmf_dev_intvar_set(dev, "auth", val); - if (unlikely(err)) { - WL_ERR("set auth failed (%d)\n", err); - return err; - } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); - sec->auth_type = sme->auth_type; - return err; -} - -static s32 -brcmf_set_set_cipher(struct net_device *dev, struct cfg80211_connect_params *sme) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - struct brcmf_cfg80211_security *sec; - s32 pval = 0; - s32 gval = 0; - s32 err = 0; - - if (sme->crypto.n_ciphers_pairwise) { - switch (sme->crypto.ciphers_pairwise[0]) { - case WLAN_CIPHER_SUITE_WEP40: - case WLAN_CIPHER_SUITE_WEP104: - pval = WEP_ENABLED; - break; - case WLAN_CIPHER_SUITE_TKIP: - pval = TKIP_ENABLED; - break; - case WLAN_CIPHER_SUITE_CCMP: - pval = AES_ENABLED; - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - pval = AES_ENABLED; - break; - default: - WL_ERR("invalid cipher pairwise (%d)\n", - sme->crypto.ciphers_pairwise[0]); - return -EINVAL; - } - } - if (sme->crypto.cipher_group) { - switch (sme->crypto.cipher_group) { - case WLAN_CIPHER_SUITE_WEP40: - case WLAN_CIPHER_SUITE_WEP104: - gval = WEP_ENABLED; - break; - case WLAN_CIPHER_SUITE_TKIP: - gval = TKIP_ENABLED; - break; - case WLAN_CIPHER_SUITE_CCMP: - gval = AES_ENABLED; - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - gval = AES_ENABLED; - break; - default: - WL_ERR("invalid cipher group (%d)\n", - sme->crypto.cipher_group); - return -EINVAL; - } - } - - WL_CONN("pval (%d) gval (%d)\n", pval, gval); - err = brcmf_dev_intvar_set(dev, "wsec", pval | gval); - if (unlikely(err)) { - WL_ERR("error (%d)\n", err); - return err; - } - - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); - sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0]; - sec->cipher_group = sme->crypto.cipher_group; - - return err; -} - -static s32 -brcmf_set_key_mgmt(struct net_device *dev, struct cfg80211_connect_params *sme) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - struct brcmf_cfg80211_security *sec; - s32 val = 0; - s32 err = 0; - - if (sme->crypto.n_akm_suites) { - err = brcmf_dev_intvar_get(dev, "wpa_auth", &val); - if (unlikely(err)) { - WL_ERR("could not get wpa_auth (%d)\n", err); - return err; - } - if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) { - switch (sme->crypto.akm_suites[0]) { - case WLAN_AKM_SUITE_8021X: - val = WPA_AUTH_UNSPECIFIED; - break; - case WLAN_AKM_SUITE_PSK: - val = WPA_AUTH_PSK; - break; - default: - WL_ERR("invalid cipher group (%d)\n", - sme->crypto.cipher_group); - return -EINVAL; - } - } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) { - switch (sme->crypto.akm_suites[0]) { - case WLAN_AKM_SUITE_8021X: - val = WPA2_AUTH_UNSPECIFIED; - break; - case WLAN_AKM_SUITE_PSK: - val = WPA2_AUTH_PSK; - break; - default: - WL_ERR("invalid cipher group (%d)\n", - sme->crypto.cipher_group); - return -EINVAL; - } - } - - WL_CONN("setting wpa_auth to %d\n", val); - err = brcmf_dev_intvar_set(dev, "wpa_auth", val); - if (unlikely(err)) { - WL_ERR("could not set wpa_auth (%d)\n", err); - return err; - } - } - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); - sec->wpa_auth = sme->crypto.akm_suites[0]; - - return err; -} - -static s32 -brcmf_set_set_sharedkey(struct net_device *dev, - struct cfg80211_connect_params *sme) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - struct brcmf_cfg80211_security *sec; - struct brcmf_wsec_key key; - s32 val; - s32 err = 0; - - WL_CONN("key len (%d)\n", sme->key_len); - if (sme->key_len) { - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); - WL_CONN("wpa_versions 0x%x cipher_pairwise 0x%x\n", - sec->wpa_versions, sec->cipher_pairwise); - if (! - (sec->wpa_versions & (NL80211_WPA_VERSION_1 | - NL80211_WPA_VERSION_2)) -&& (sec->cipher_pairwise & (WLAN_CIPHER_SUITE_WEP40 | - WLAN_CIPHER_SUITE_WEP104))) { - memset(&key, 0, sizeof(key)); - key.len = (u32) sme->key_len; - key.index = (u32) sme->key_idx; - if (unlikely(key.len > sizeof(key.data))) { - WL_ERR("Too long key length (%u)\n", key.len); - return -EINVAL; - } - memcpy(key.data, sme->key, key.len); - key.flags = BRCMF_PRIMARY_KEY; - switch (sec->cipher_pairwise) { - case WLAN_CIPHER_SUITE_WEP40: - key.algo = CRYPTO_ALGO_WEP1; - break; - case WLAN_CIPHER_SUITE_WEP104: - key.algo = CRYPTO_ALGO_WEP128; - break; - default: - WL_ERR("Invalid algorithm (%d)\n", - sme->crypto.ciphers_pairwise[0]); - return -EINVAL; - } - /* Set the new key/index */ - WL_CONN("key length (%d) key index (%d) algo (%d)\n", - key.len, key.index, key.algo); - WL_CONN("key \"%s\"\n", key.data); - swap_key_from_BE(&key); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key, - sizeof(key)); - if (unlikely(err)) { - WL_ERR("WLC_SET_KEY error (%d)\n", err); - return err; - } - if (sec->auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) { - WL_CONN("set auth_type to shared key\n"); - val = 1; /* shared key */ - err = brcmf_dev_intvar_set(dev, "auth", val); - if (unlikely(err)) { - WL_ERR("set auth failed (%d)\n", err); - return err; - } - } - } - } - return err; -} - -static s32 -brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_connect_params *sme) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct ieee80211_channel *chan = sme->channel; - struct brcmf_join_params join_params; - size_t join_params_size; - - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - if (unlikely(!sme->ssid)) { - WL_ERR("Invalid ssid\n"); - return -EOPNOTSUPP; - } - - set_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - - if (chan) { - cfg_priv->channel = - ieee80211_frequency_to_channel(chan->center_freq); - WL_CONN("channel (%d), center_req (%d)\n", - cfg_priv->channel, chan->center_freq); - } else - cfg_priv->channel = 0; - - WL_INFO("ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len); - - err = brcmf_set_wpa_version(dev, sme); - if (err) { - WL_ERR("wl_set_wpa_version failed (%d)\n", err); - goto done; - } - - err = brcmf_set_auth_type(dev, sme); - if (err) { - WL_ERR("wl_set_auth_type failed (%d)\n", err); - goto done; - } - - err = brcmf_set_set_cipher(dev, sme); - if (err) { - WL_ERR("wl_set_set_cipher failed (%d)\n", err); - goto done; - } - - err = brcmf_set_key_mgmt(dev, sme); - if (err) { - WL_ERR("wl_set_key_mgmt failed (%d)\n", err); - goto done; - } - - err = brcmf_set_set_sharedkey(dev, sme); - if (err) { - WL_ERR("wl_set_set_sharedkey failed (%d)\n", err); - goto done; - } - - brcmf_update_prof(cfg_priv, NULL, sme->bssid, WL_PROF_BSSID); - /* - ** Join with specific BSSID and cached SSID - ** If SSID is zero join based on BSSID only - */ - memset(&join_params, 0, sizeof(join_params)); - join_params_size = sizeof(join_params.ssid); - - join_params.ssid.SSID_len = min(sizeof(join_params.ssid.SSID), sme->ssid_len); - memcpy(&join_params.ssid.SSID, sme->ssid, join_params.ssid.SSID_len); - join_params.ssid.SSID_len = cpu_to_le32(join_params.ssid.SSID_len); - brcmf_update_prof(cfg_priv, NULL, &join_params.ssid, WL_PROF_SSID); - - if (sme->bssid) - memcpy(join_params.params.bssid, sme->bssid, ETH_ALEN); - else - memcpy(join_params.params.bssid, ether_bcast, ETH_ALEN); - - if (join_params.ssid.SSID_len < IEEE80211_MAX_SSID_LEN) { - WL_CONN("ssid \"%s\", len (%d)\n", - join_params.ssid.SSID, join_params.ssid.SSID_len); - } - - brcmf_ch_to_chanspec(cfg_priv->channel, - &join_params, &join_params_size); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_SSID, - &join_params, join_params_size); - if (err) - WL_ERR("WLC_SET_SSID failed (%d)\n", err); - -done: - if (err) - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, - u16 reason_code) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct brcmf_scb_val scbval; - s32 err = 0; - - WL_TRACE("Enter. Reason code = %d\n", reason_code); - CHECK_SYS_UP(); - - clear_bit(WL_STATUS_CONNECTED, &cfg_priv->status); - - scbval.val = reason_code; - memcpy(&scbval.ea, brcmf_read_prof(cfg_priv, WL_PROF_BSSID), ETH_ALEN); - scbval.val = cpu_to_le32(scbval.val); - err = brcmf_dev_ioctl(dev, BRCMF_C_DISASSOC, &scbval, - sizeof(struct brcmf_scb_val)); - if (unlikely(err)) - WL_ERR("error (%d)\n", err); - - cfg_priv->link_up = false; - - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, - enum nl80211_tx_power_setting type, s32 dbm) -{ - - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); - u16 txpwrmw; - s32 err = 0; - s32 disable = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - switch (type) { - case NL80211_TX_POWER_AUTOMATIC: - break; - case NL80211_TX_POWER_LIMITED: - if (dbm < 0) { - WL_ERR("TX_POWER_LIMITED - dbm is negative\n"); - err = -EINVAL; - goto done; - } - break; - case NL80211_TX_POWER_FIXED: - if (dbm < 0) { - WL_ERR("TX_POWER_FIXED - dbm is negative\n"); - err = -EINVAL; - goto done; - } - break; - } - /* Make sure radio is off or on as far as software is concerned */ - disable = WL_RADIO_SW_DISABLE << 16; - disable = cpu_to_le32(disable); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_RADIO, &disable, sizeof(disable)); - if (unlikely(err)) - WL_ERR("WLC_SET_RADIO error (%d)\n", err); - - if (dbm > 0xffff) - txpwrmw = 0xffff; - else - txpwrmw = (u16) dbm; - err = brcmf_dev_intvar_set(ndev, "qtxpower", - (s32) (brcmu_mw_to_qdbm(txpwrmw))); - if (unlikely(err)) - WL_ERR("qtxpower error (%d)\n", err); - cfg_priv->conf->tx_power = dbm; - -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); - s32 txpwrdbm; - u8 result; - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - err = brcmf_dev_intvar_get(ndev, "qtxpower", &txpwrdbm); - if (unlikely(err)) { - WL_ERR("error (%d)\n", err); - goto done; - } - - result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE); - *dbm = (s32) brcmu_qdbm_to_mw(result); - -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool unicast, bool multicast) -{ - u32 index; - s32 wsec; - s32 err = 0; - - WL_TRACE("Enter\n"); - WL_CONN("key index (%d)\n", key_idx); - CHECK_SYS_UP(); - - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_WSEC, &wsec, sizeof(wsec)); - if (unlikely(err)) { - WL_ERR("WLC_GET_WSEC error (%d)\n", err); - goto done; - } - - wsec = le32_to_cpu(wsec); - if (wsec & WEP_ENABLED) { - /* Just select a new current key */ - index = (u32) key_idx; - index = cpu_to_le32(index); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY_PRIMARY, &index, - sizeof(index)); - if (unlikely(err)) - WL_ERR("error (%d)\n", err); - } -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_add_keyext(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr, struct key_params *params) -{ - struct brcmf_wsec_key key; - s32 err = 0; - - memset(&key, 0, sizeof(key)); - key.index = (u32) key_idx; - /* Instead of bcast for ea address for default wep keys, - driver needs it to be Null */ - if (!is_multicast_ether_addr(mac_addr)) - memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN); - key.len = (u32) params->key_len; - /* check for key index change */ - if (key.len == 0) { - /* key delete */ - swap_key_from_BE(&key); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key, sizeof(key)); - if (unlikely(err)) { - WL_ERR("key delete error (%d)\n", err); - return err; - } - } else { - if (key.len > sizeof(key.data)) { - WL_ERR("Invalid key length (%d)\n", key.len); - return -EINVAL; - } - - WL_CONN("Setting the key index %d\n", key.index); - memcpy(key.data, params->key, key.len); - - if (params->cipher == WLAN_CIPHER_SUITE_TKIP) { - u8 keybuf[8]; - memcpy(keybuf, &key.data[24], sizeof(keybuf)); - memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); - memcpy(&key.data[16], keybuf, sizeof(keybuf)); - } - - /* if IW_ENCODE_EXT_RX_SEQ_VALID set */ - if (params->seq && params->seq_len == 6) { - /* rx iv */ - u8 *ivptr; - ivptr = (u8 *) params->seq; - key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) | - (ivptr[3] << 8) | ivptr[2]; - key.rxiv.lo = (ivptr[1] << 8) | ivptr[0]; - key.iv_initialized = true; - } - - switch (params->cipher) { - case WLAN_CIPHER_SUITE_WEP40: - key.algo = CRYPTO_ALGO_WEP1; - WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); - break; - case WLAN_CIPHER_SUITE_WEP104: - key.algo = CRYPTO_ALGO_WEP128; - WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); - break; - case WLAN_CIPHER_SUITE_TKIP: - key.algo = CRYPTO_ALGO_TKIP; - WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - key.algo = CRYPTO_ALGO_AES_CCM; - WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); - break; - case WLAN_CIPHER_SUITE_CCMP: - key.algo = CRYPTO_ALGO_AES_CCM; - WL_CONN("WLAN_CIPHER_SUITE_CCMP\n"); - break; - default: - WL_ERR("Invalid cipher (0x%x)\n", params->cipher); - return -EINVAL; - } - swap_key_from_BE(&key); - - brcmf_netdev_wait_pend8021x(dev); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key, sizeof(key)); - if (unlikely(err)) { - WL_ERR("WLC_SET_KEY error (%d)\n", err); - return err; - } - } - return err; -} - -static s32 -brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool pairwise, const u8 *mac_addr, - struct key_params *params) -{ - struct brcmf_wsec_key key; - s32 val; - s32 wsec; - s32 err = 0; - u8 keybuf[8]; - - WL_TRACE("Enter\n"); - WL_CONN("key index (%d)\n", key_idx); - CHECK_SYS_UP(); - - if (mac_addr) { - WL_TRACE("Exit"); - return brcmf_add_keyext(wiphy, dev, key_idx, mac_addr, params); - } - memset(&key, 0, sizeof(key)); - - key.len = (u32) params->key_len; - key.index = (u32) key_idx; - - if (unlikely(key.len > sizeof(key.data))) { - WL_ERR("Too long key length (%u)\n", key.len); - err = -EINVAL; - goto done; - } - memcpy(key.data, params->key, key.len); - - key.flags = BRCMF_PRIMARY_KEY; - switch (params->cipher) { - case WLAN_CIPHER_SUITE_WEP40: - key.algo = CRYPTO_ALGO_WEP1; - WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); - break; - case WLAN_CIPHER_SUITE_WEP104: - key.algo = CRYPTO_ALGO_WEP128; - WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); - break; - case WLAN_CIPHER_SUITE_TKIP: - memcpy(keybuf, &key.data[24], sizeof(keybuf)); - memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); - memcpy(&key.data[16], keybuf, sizeof(keybuf)); - key.algo = CRYPTO_ALGO_TKIP; - WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - key.algo = CRYPTO_ALGO_AES_CCM; - WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); - break; - case WLAN_CIPHER_SUITE_CCMP: - key.algo = CRYPTO_ALGO_AES_CCM; - WL_CONN("WLAN_CIPHER_SUITE_CCMP\n"); - break; - default: - WL_ERR("Invalid cipher (0x%x)\n", params->cipher); - err = -EINVAL; - goto done; - } - - /* Set the new key/index */ - swap_key_from_BE(&key); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key, sizeof(key)); - if (unlikely(err)) { - WL_ERR("WLC_SET_KEY error (%d)\n", err); - goto done; - } - - val = WEP_ENABLED; - err = brcmf_dev_intvar_get(dev, "wsec", &wsec); - if (unlikely(err)) { - WL_ERR("get wsec error (%d)\n", err); - goto done; - } - wsec &= ~(WEP_ENABLED); - wsec |= val; - err = brcmf_dev_intvar_set(dev, "wsec", wsec); - if (unlikely(err)) { - WL_ERR("set wsec error (%d)\n", err); - goto done; - } - - val = 1; /* assume shared key. otherwise 0 */ - val = cpu_to_le32(val); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_AUTH, &val, sizeof(val)); - if (unlikely(err)) - WL_ERR("WLC_SET_AUTH error (%d)\n", err); -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool pairwise, const u8 *mac_addr) -{ - struct brcmf_wsec_key key; - s32 err = 0; - s32 val; - s32 wsec; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - memset(&key, 0, sizeof(key)); - - key.index = (u32) key_idx; - key.flags = BRCMF_PRIMARY_KEY; - key.algo = CRYPTO_ALGO_OFF; - - WL_CONN("key index (%d)\n", key_idx); - /* Set the new key/index */ - swap_key_from_BE(&key); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key, sizeof(key)); - if (unlikely(err)) { - if (err == -EINVAL) { - if (key.index >= DOT11_MAX_DEFAULT_KEYS) - /* we ignore this key index in this case */ - WL_ERR("invalid key index (%d)\n", key_idx); - } else - WL_ERR("WLC_SET_KEY error (%d)\n", err); - - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - goto done; - } - - val = 0; - err = brcmf_dev_intvar_get(dev, "wsec", &wsec); - if (unlikely(err)) { - WL_ERR("get wsec error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - goto done; - } - wsec &= ~(WEP_ENABLED); - wsec |= val; - err = brcmf_dev_intvar_set(dev, "wsec", wsec); - if (unlikely(err)) { - WL_ERR("set wsec error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - goto done; - } - - val = 0; /* assume open key. otherwise 1 */ - val = cpu_to_le32(val); - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_AUTH, &val, sizeof(val)); - if (unlikely(err)) { - WL_ERR("WLC_SET_AUTH error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - } -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, - void (*callback) (void *cookie, struct key_params * params)) -{ - struct key_params params; - struct brcmf_wsec_key key; - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct brcmf_cfg80211_security *sec; - s32 wsec; - s32 err = 0; - - WL_TRACE("Enter\n"); - WL_CONN("key index (%d)\n", key_idx); - CHECK_SYS_UP(); - - memset(&key, 0, sizeof(key)); - key.index = key_idx; - swap_key_to_BE(&key); - memset(¶ms, 0, sizeof(params)); - params.key_len = (u8) min_t(u8, WLAN_MAX_KEY_LEN, key.len); - memcpy(params.key, key.data, params.key_len); - - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_WSEC, &wsec, sizeof(wsec)); - if (unlikely(err)) { - WL_ERR("WLC_GET_WSEC error (%d)\n", err); - /* Ignore this error, may happen during DISASSOC */ - err = -EAGAIN; - goto done; - } - wsec = le32_to_cpu(wsec); - switch (wsec) { - case WEP_ENABLED: - sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC); - if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { - params.cipher = WLAN_CIPHER_SUITE_WEP40; - WL_CONN("WLAN_CIPHER_SUITE_WEP40\n"); - } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) { - params.cipher = WLAN_CIPHER_SUITE_WEP104; - WL_CONN("WLAN_CIPHER_SUITE_WEP104\n"); - } - break; - case TKIP_ENABLED: - params.cipher = WLAN_CIPHER_SUITE_TKIP; - WL_CONN("WLAN_CIPHER_SUITE_TKIP\n"); - break; - case AES_ENABLED: - params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; - WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n"); - break; - default: - WL_ERR("Invalid algo (0x%x)\n", wsec); - err = -EINVAL; - goto done; - } - callback(cookie, ¶ms); - -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy, - struct net_device *dev, u8 key_idx) -{ - WL_INFO("Not supported\n"); - - CHECK_SYS_UP(); - return -EOPNOTSUPP; -} - -static s32 -brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, - u8 *mac, struct station_info *sinfo) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct brcmf_scb_val scb_val; - int rssi; - s32 rate; - s32 err = 0; - u8 *bssid = brcmf_read_prof(cfg_priv, WL_PROF_BSSID); - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - if (unlikely - (memcmp(mac, bssid, ETH_ALEN))) { - WL_ERR("Wrong Mac address cfg_mac-%X:%X:%X:%X:%X:%X" - "wl_bssid-%X:%X:%X:%X:%X:%X\n", - mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], - bssid[0], bssid[1], bssid[2], bssid[3], - bssid[4], bssid[5]); - err = -ENOENT; - goto done; - } - - /* Report the current tx rate */ - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_RATE, &rate, sizeof(rate)); - if (err) { - WL_ERR("Could not get rate (%d)\n", err); - } else { - rate = le32_to_cpu(rate); - sinfo->filled |= STATION_INFO_TX_BITRATE; - sinfo->txrate.legacy = rate * 5; - WL_CONN("Rate %d Mbps\n", rate / 2); - } - - if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status)) { - scb_val.val = 0; - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_RSSI, &scb_val, - sizeof(struct brcmf_scb_val)); - if (unlikely(err)) { - WL_ERR("Could not get rssi (%d)\n", err); - } - rssi = le32_to_cpu(scb_val.val); - sinfo->filled |= STATION_INFO_SIGNAL; - sinfo->signal = rssi; - WL_CONN("RSSI %d dBm\n", rssi); - } - -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, - bool enabled, s32 timeout) -{ - s32 pm; - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - pm = enabled ? PM_FAST : PM_OFF; - pm = cpu_to_le32(pm); - WL_INFO("power save %s\n", (pm ? "enabled" : "disabled")); - - err = brcmf_dev_ioctl(dev, BRCMF_C_SET_PM, &pm, sizeof(pm)); - if (unlikely(err)) { - if (err == -ENODEV) - WL_ERR("net_device is not ready yet\n"); - else - WL_ERR("error (%d)\n", err); - } - WL_TRACE("Exit\n"); - return err; -} - -static __used u32 brcmf_find_msb(u16 bit16) -{ - u32 ret = 0; - - if (bit16 & 0xff00) { - ret += 8; - bit16 >>= 8; - } - - if (bit16 & 0xf0) { - ret += 4; - bit16 >>= 4; - } - - if (bit16 & 0xc) { - ret += 2; - bit16 >>= 2; - } - - if (bit16 & 2) - ret += bit16 & 2; - else if (bit16) - ret += bit16; - - return ret; -} - -static s32 -brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *dev, - const u8 *addr, - const struct cfg80211_bitrate_mask *mask) -{ - struct wl_rateset rateset; - s32 rate; - s32 val; - s32 err_bg; - s32 err_a; - u32 legacy; - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - /* addr param is always NULL. ignore it */ - /* Get current rateset */ - err = brcmf_dev_ioctl(dev, BRCM_GET_CURR_RATESET, &rateset, - sizeof(rateset)); - if (unlikely(err)) { - WL_ERR("could not get current rateset (%d)\n", err); - goto done; - } - - rateset.count = le32_to_cpu(rateset.count); - - legacy = brcmf_find_msb(mask->control[IEEE80211_BAND_2GHZ].legacy); - if (!legacy) - legacy = brcmf_find_msb(mask->control[IEEE80211_BAND_5GHZ].legacy); - - val = wl_g_rates[legacy - 1].bitrate * 100000; - - if (val < rateset.count) - /* Select rate by rateset index */ - rate = rateset.rates[val] & 0x7f; - else - /* Specified rate in bps */ - rate = val / 500000; - - WL_CONN("rate %d mbps\n", rate / 2); - - /* - * - * Set rate override, - * Since the is a/b/g-blind, both a/bg_rate are enforced. - */ - err_bg = brcmf_dev_intvar_set(dev, "bg_rate", rate); - err_a = brcmf_dev_intvar_set(dev, "a_rate", rate); - if (unlikely(err_bg && err_a)) { - WL_ERR("could not set fixed rate (%d) (%d)\n", err_bg, err_a); - err = err_bg | err_a; - } - -done: - WL_TRACE("Exit\n"); - return err; -} - -static s32 brcmf_cfg80211_resume(struct wiphy *wiphy) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - - /* - * Check for WL_STATUS_READY before any function call which - * could result is bus access. Don't block the resume for - * any driver error conditions - */ - WL_TRACE("Enter\n"); - -#if defined(CONFIG_PM_SLEEP) - atomic_set(&brcmf_mmc_suspend, false); -#endif /* defined(CONFIG_PM_SLEEP) */ - - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) - brcmf_invoke_iscan(wiphy_to_cfg(wiphy)); - - WL_TRACE("Exit\n"); - return 0; -} - -static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy, - struct cfg80211_wowlan *wow) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct net_device *ndev = cfg_to_ndev(cfg_priv); - - WL_TRACE("Enter\n"); - - /* - * Check for WL_STATUS_READY before any function call which - * could result is bus access. Don't block the suspend for - * any driver error conditions - */ - - /* - * While going to suspend if associated with AP disassociate - * from AP to save power while system is in suspended state - */ - if ((test_bit(WL_STATUS_CONNECTED, &cfg_priv->status) || - test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) && - test_bit(WL_STATUS_READY, &cfg_priv->status)) { - WL_INFO("Disassociating from AP" - " while entering suspend state\n"); - brcmf_link_down(cfg_priv); - - /* - * Make sure WPA_Supplicant receives all the event - * generated due to DISASSOC call to the fw to keep - * the state fw and WPA_Supplicant state consistent - */ - rtnl_unlock(); - brcmf_delay(500); - rtnl_lock(); - } - - set_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) - brcmf_term_iscan(cfg_priv); - - if (cfg_priv->scan_request) { - /* Indidate scan abort to cfg80211 layer */ - WL_INFO("Terminating scan in progress\n"); - cfg80211_scan_done(cfg_priv->scan_request, true); - cfg_priv->scan_request = NULL; - } - clear_bit(WL_STATUS_SCANNING, &cfg_priv->status); - clear_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); - - /* Turn off watchdog timer */ - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) { - WL_INFO("Enable MPC\n"); - brcmf_set_mpc(ndev, 1); - } - -#if defined(CONFIG_PM_SLEEP) - atomic_set(&brcmf_mmc_suspend, true); -#endif /* defined(CONFIG_PM_SLEEP) */ - - WL_TRACE("Exit\n"); - - return 0; -} - -static __used s32 -brcmf_update_pmklist(struct net_device *dev, - struct brcmf_cfg80211_pmk_list *pmk_list, s32 err) -{ - int i, j; - - WL_CONN("No of elements %d\n", pmk_list->pmkids.npmkid); - for (i = 0; i < pmk_list->pmkids.npmkid; i++) { - WL_CONN("PMKID[%d]: %pM =\n", i, - &pmk_list->pmkids.pmkid[i].BSSID); - for (j = 0; j < WLAN_PMKID_LEN; j++) - WL_CONN("%02x\n", pmk_list->pmkids.pmkid[i].PMKID[j]); - } - - if (likely(!err)) - brcmf_dev_bufvar_set(dev, "pmkid_info", (char *)pmk_list, - sizeof(*pmk_list)); - - return err; -} - -static s32 -brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_pmksa *pmksa) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct _pmkid_list *pmkids = &cfg_priv->pmk_list->pmkids; - s32 err = 0; - int i; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - for (i = 0; i < pmkids->npmkid; i++) - if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN)) - break; - if (i < WL_NUM_PMKIDS_MAX) { - memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN); - memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); - if (i == pmkids->npmkid) - pmkids->npmkid++; - } else - err = -EINVAL; - - WL_CONN("set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n", - pmkids->pmkid[pmkids->npmkid].BSSID); - for (i = 0; i < WLAN_PMKID_LEN; i++) - WL_CONN("%02x\n", pmkids->pmkid[pmkids->npmkid].PMKID[i]); - - err = brcmf_update_pmklist(dev, cfg_priv->pmk_list, err); - - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_pmksa *pmksa) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - struct _pmkid_list pmkid; - s32 err = 0; - int i; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN); - memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN); - - WL_CONN("del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n", - &pmkid.pmkid[0].BSSID); - for (i = 0; i < WLAN_PMKID_LEN; i++) - WL_CONN("%02x\n", pmkid.pmkid[0].PMKID[i]); - - for (i = 0; i < cfg_priv->pmk_list->pmkids.npmkid; i++) - if (!memcmp - (pmksa->bssid, &cfg_priv->pmk_list->pmkids.pmkid[i].BSSID, - ETH_ALEN)) - break; - - if ((cfg_priv->pmk_list->pmkids.npmkid > 0) - && (i < cfg_priv->pmk_list->pmkids.npmkid)) { - memset(&cfg_priv->pmk_list->pmkids.pmkid[i], 0, - sizeof(pmkid_t)); - for (; i < (cfg_priv->pmk_list->pmkids.npmkid - 1); i++) { - memcpy(&cfg_priv->pmk_list->pmkids.pmkid[i].BSSID, - &cfg_priv->pmk_list->pmkids.pmkid[i + 1].BSSID, - ETH_ALEN); - memcpy(&cfg_priv->pmk_list->pmkids.pmkid[i].PMKID, - &cfg_priv->pmk_list->pmkids.pmkid[i + 1].PMKID, - WLAN_PMKID_LEN); - } - cfg_priv->pmk_list->pmkids.npmkid--; - } else - err = -EINVAL; - - err = brcmf_update_pmklist(dev, cfg_priv->pmk_list, err); - - WL_TRACE("Exit\n"); - return err; - -} - -static s32 -brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *dev) -{ - struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy); - s32 err = 0; - - WL_TRACE("Enter\n"); - CHECK_SYS_UP(); - - memset(cfg_priv->pmk_list, 0, sizeof(*cfg_priv->pmk_list)); - err = brcmf_update_pmklist(dev, cfg_priv->pmk_list, err); - - WL_TRACE("Exit\n"); - return err; - -} - -static struct cfg80211_ops wl_cfg80211_ops = { - .change_virtual_intf = brcmf_cfg80211_change_iface, - .scan = brcmf_cfg80211_scan, - .set_wiphy_params = brcmf_cfg80211_set_wiphy_params, - .join_ibss = brcmf_cfg80211_join_ibss, - .leave_ibss = brcmf_cfg80211_leave_ibss, - .get_station = brcmf_cfg80211_get_station, - .set_tx_power = brcmf_cfg80211_set_tx_power, - .get_tx_power = brcmf_cfg80211_get_tx_power, - .add_key = brcmf_cfg80211_add_key, - .del_key = brcmf_cfg80211_del_key, - .get_key = brcmf_cfg80211_get_key, - .set_default_key = brcmf_cfg80211_config_default_key, - .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key, - .set_power_mgmt = brcmf_cfg80211_set_power_mgmt, - .set_bitrate_mask = brcmf_cfg80211_set_bitrate_mask, - .connect = brcmf_cfg80211_connect, - .disconnect = brcmf_cfg80211_disconnect, - .suspend = brcmf_cfg80211_suspend, - .resume = brcmf_cfg80211_resume, - .set_pmksa = brcmf_cfg80211_set_pmksa, - .del_pmksa = brcmf_cfg80211_del_pmksa, - .flush_pmksa = brcmf_cfg80211_flush_pmksa -}; - -static s32 brcmf_mode_to_nl80211_iftype(s32 mode) -{ - s32 err = 0; - - switch (mode) { - case WL_MODE_BSS: - return NL80211_IFTYPE_STATION; - case WL_MODE_IBSS: - return NL80211_IFTYPE_ADHOC; - default: - return NL80211_IFTYPE_UNSPECIFIED; - } - - return err; -} - -static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface, - struct device *dev) -{ - struct wireless_dev *wdev; - s32 err = 0; - - wdev = kzalloc(sizeof(*wdev), GFP_KERNEL); - if (unlikely(!wdev)) { - WL_ERR("Could not allocate wireless device\n"); - return ERR_PTR(-ENOMEM); - } - wdev->wiphy = - wiphy_new(&wl_cfg80211_ops, - sizeof(struct brcmf_cfg80211_priv) + sizeof_iface); - if (unlikely(!wdev->wiphy)) { - WL_ERR("Couldn not allocate wiphy device\n"); - err = -ENOMEM; - goto wiphy_new_out; - } - set_wiphy_dev(wdev->wiphy, dev); - wdev->wiphy->max_scan_ssids = WL_NUM_SCAN_MAX; - wdev->wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX; - wdev->wiphy->interface_modes = - BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); - wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; - wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set - * it as 11a by default. - * This will be updated with - * 11n phy tables in - * "ifconfig up" - * if phy has 11n capability - */ - wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; - wdev->wiphy->cipher_suites = __wl_cipher_suites; - wdev->wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites); -#ifndef WL_POWERSAVE_DISABLED - wdev->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; /* enable power - * save mode - * by default - */ -#else - wdev->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; -#endif /* !WL_POWERSAVE_DISABLED */ - err = wiphy_register(wdev->wiphy); - if (unlikely(err < 0)) { - WL_ERR("Couldn not register wiphy device (%d)\n", err); - goto wiphy_register_out; - } - return wdev; - -wiphy_register_out: - wiphy_free(wdev->wiphy); - -wiphy_new_out: - kfree(wdev); - - return ERR_PTR(err); -} - -static void brcmf_free_wdev(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct wireless_dev *wdev = cfg_to_wdev(cfg_priv); - - if (unlikely(!wdev)) { - WL_ERR("wdev is invalid\n"); - return; - } - wiphy_unregister(wdev->wiphy); - wiphy_free(wdev->wiphy); - kfree(wdev); - cfg_to_wdev(cfg_priv) = NULL; -} - -static s32 brcmf_inform_bss(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_scan_results *bss_list; - struct brcmf_bss_info *bi = NULL; /* must be initialized */ - s32 err = 0; - int i; - - bss_list = cfg_priv->bss_list; - if (unlikely(bss_list->version != BRCMF_BSS_INFO_VERSION)) { - WL_ERR("Version %d != WL_BSS_INFO_VERSION\n", - bss_list->version); - return -EOPNOTSUPP; - } - WL_SCAN("scanned AP count (%d)\n", bss_list->count); - bi = next_bss(bss_list, bi); - for_each_bss(bss_list, bi, i) { - err = brcmf_inform_single_bss(cfg_priv, bi); - if (unlikely(err)) - break; - } - return err; -} - - -static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv, - struct brcmf_bss_info *bi) -{ - struct wiphy *wiphy = cfg_to_wiphy(cfg_priv); - struct ieee80211_channel *notify_channel; - struct cfg80211_bss *bss; - struct ieee80211_supported_band *band; - s32 err = 0; - u16 channel; - u32 freq; - u64 notify_timestamp; - u16 notify_capability; - u16 notify_interval; - u8 *notify_ie; - size_t notify_ielen; - s32 notify_signal; - - if (unlikely(le32_to_cpu(bi->length) > WL_BSS_INFO_MAX)) { - WL_ERR("Bss info is larger than buffer. Discarding\n"); - return 0; - } - - channel = bi->ctl_ch ? bi->ctl_ch : - CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); - - if (channel <= CH_MAX_2G_CHANNEL) - band = wiphy->bands[IEEE80211_BAND_2GHZ]; - else - band = wiphy->bands[IEEE80211_BAND_5GHZ]; - - freq = ieee80211_channel_to_frequency(channel, band->band); - notify_channel = ieee80211_get_channel(wiphy, freq); - - notify_timestamp = jiffies_to_msecs(jiffies)*1000; /* uSec */ - notify_capability = le16_to_cpu(bi->capability); - notify_interval = le16_to_cpu(bi->beacon_period); - notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); - notify_ielen = le16_to_cpu(bi->ie_length); - notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; - - WL_CONN("bssid: %2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X\n", - bi->BSSID[0], bi->BSSID[1], bi->BSSID[2], - bi->BSSID[3], bi->BSSID[4], bi->BSSID[5]); - WL_CONN("Channel: %d(%d)\n", channel, freq); - WL_CONN("Capability: %X\n", notify_capability); - WL_CONN("Beacon interval: %d\n", notify_interval); - WL_CONN("Signal: %d\n", notify_signal); - WL_CONN("notify_timestamp: %#018llx\n", notify_timestamp); - - bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID, - notify_timestamp, notify_capability, notify_interval, notify_ie, - notify_ielen, notify_signal, GFP_KERNEL); - - if (unlikely(!bss)) { - WL_ERR("cfg80211_inform_bss_frame error\n"); - return -EINVAL; - } - - return err; -} - -static s32 wl_inform_ibss(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *dev, const u8 *bssid) -{ - struct wiphy *wiphy = cfg_to_wiphy(cfg_priv); - struct ieee80211_channel *notify_channel; - struct brcmf_bss_info *bi = NULL; - struct ieee80211_supported_band *band; - u8 *buf = NULL; - s32 err = 0; - u16 channel; - u32 freq; - u64 notify_timestamp; - u16 notify_capability; - u16 notify_interval; - u8 *notify_ie; - size_t notify_ielen; - s32 notify_signal; - - WL_TRACE("Enter\n"); - - buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); - if (buf == NULL) { - WL_ERR("kzalloc() failed\n"); - err = -ENOMEM; - goto CleanUp; - } - - *(u32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX); - - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_BSS_INFO, buf, WL_BSS_INFO_MAX); - if (unlikely(err)) { - WL_ERR("WLC_GET_BSS_INFO failed: %d\n", err); - goto CleanUp; - } - - bi = (struct brcmf_bss_info *)(buf + 4); - - channel = bi->ctl_ch ? bi->ctl_ch : - CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec)); - - if (channel <= CH_MAX_2G_CHANNEL) - band = wiphy->bands[IEEE80211_BAND_2GHZ]; - else - band = wiphy->bands[IEEE80211_BAND_5GHZ]; - - freq = ieee80211_channel_to_frequency(channel, band->band); - notify_channel = ieee80211_get_channel(wiphy, freq); - - notify_timestamp = jiffies_to_msecs(jiffies)*1000; /* uSec */ - notify_capability = le16_to_cpu(bi->capability); - notify_interval = le16_to_cpu(bi->beacon_period); - notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset); - notify_ielen = le16_to_cpu(bi->ie_length); - notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100; - - WL_CONN("channel: %d(%d)\n", channel, freq); - WL_CONN("capability: %X\n", notify_capability); - WL_CONN("beacon interval: %d\n", notify_interval); - WL_CONN("signal: %d\n", notify_signal); - WL_CONN("notify_timestamp: %#018llx\n", notify_timestamp); - - cfg80211_inform_bss(wiphy, notify_channel, bssid, - notify_timestamp, notify_capability, notify_interval, - notify_ie, notify_ielen, notify_signal, GFP_KERNEL); - -CleanUp: - - kfree(buf); - - WL_TRACE("Exit\n"); - - return err; -} - -static bool brcmf_is_linkup(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e) -{ - u32 event = be32_to_cpu(e->event_type); - u32 status = be32_to_cpu(e->status); - - if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) { - WL_CONN("Processing set ssid\n"); - cfg_priv->link_up = true; - return true; - } - - return false; -} - -static bool brcmf_is_linkdown(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e) -{ - u32 event = be32_to_cpu(e->event_type); - u16 flags = be16_to_cpu(e->flags); - - if (event == BRCMF_E_LINK && (!(flags & BRCMF_EVENT_MSG_LINK))) { - WL_CONN("Processing link down\n"); - return true; - } - return false; -} - -static bool brcmf_is_nonetwork(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e) -{ - u32 event = be32_to_cpu(e->event_type); - u32 status = be32_to_cpu(e->status); - - if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) { - WL_CONN("Processing Link %s & no network found\n", - be16_to_cpu(e->flags) & BRCMF_EVENT_MSG_LINK ? - "up" : "down"); - return true; - } - - if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) { - WL_CONN("Processing connecting & no network found\n"); - return true; - } - - return false; -} - -static s32 -brcmf_notify_connect_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data) -{ - s32 err = 0; - - if (brcmf_is_linkup(cfg_priv, e)) { - WL_CONN("Linkup\n"); - if (brcmf_is_ibssmode(cfg_priv)) { - brcmf_update_prof(cfg_priv, NULL, (void *)e->addr, - WL_PROF_BSSID); - wl_inform_ibss(cfg_priv, ndev, e->addr); - cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL); - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - set_bit(WL_STATUS_CONNECTED, &cfg_priv->status); - } else - brcmf_bss_connect_done(cfg_priv, ndev, e, data, true); - } else if (brcmf_is_linkdown(cfg_priv, e)) { - WL_CONN("Linkdown\n"); - if (brcmf_is_ibssmode(cfg_priv)) { - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - if (test_and_clear_bit(WL_STATUS_CONNECTED, - &cfg_priv->status)) - brcmf_link_down(cfg_priv); - } else { - brcmf_bss_connect_done(cfg_priv, ndev, e, data, false); - if (test_and_clear_bit(WL_STATUS_CONNECTED, - &cfg_priv->status)) { - cfg80211_disconnected(ndev, 0, NULL, 0, - GFP_KERNEL); - brcmf_link_down(cfg_priv); - } - } - brcmf_init_prof(cfg_priv->profile); - } else if (brcmf_is_nonetwork(cfg_priv, e)) { - if (brcmf_is_ibssmode(cfg_priv)) - clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status); - else - brcmf_bss_connect_done(cfg_priv, ndev, e, data, false); - } - - return err; -} - -static s32 -brcmf_notify_roaming_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data) -{ - s32 err = 0; - u32 event = be32_to_cpu(e->event_type); - u32 status = be32_to_cpu(e->status); - - if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) { - if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status)) - brcmf_bss_roaming_done(cfg_priv, ndev, e, data); - else - brcmf_bss_connect_done(cfg_priv, ndev, e, data, true); - } - - return err; -} - -static __used s32 -brcmf_dev_bufvar_set(struct net_device *dev, s8 *name, s8 *buf, s32 len) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - u32 buflen; - - buflen = brcmu_mkiovar(name, buf, len, cfg_priv->ioctl_buf, - WL_IOCTL_LEN_MAX); - BUG_ON(!buflen); - - return brcmf_dev_ioctl(dev, BRCMF_C_SET_VAR, cfg_priv->ioctl_buf, - buflen); -} - -static s32 -brcmf_dev_bufvar_get(struct net_device *dev, s8 *name, s8 *buf, - s32 buf_len) -{ - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev); - u32 len; - s32 err = 0; - - len = brcmu_mkiovar(name, NULL, 0, cfg_priv->ioctl_buf, - WL_IOCTL_LEN_MAX); - BUG_ON(!len); - err = brcmf_dev_ioctl(dev, BRCMF_C_GET_VAR, (void *)cfg_priv->ioctl_buf, - WL_IOCTL_LEN_MAX); - if (unlikely(err)) { - WL_ERR("error (%d)\n", err); - return err; - } - memcpy(buf, cfg_priv->ioctl_buf, buf_len); - - return err; -} - -static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct net_device *ndev = cfg_to_ndev(cfg_priv); - struct brcmf_cfg80211_assoc_ielen *assoc_info; - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); - u32 req_len; - u32 resp_len; - s32 err = 0; - - brcmf_clear_assoc_ies(cfg_priv); - - err = brcmf_dev_bufvar_get(ndev, "assoc_info", cfg_priv->extra_buf, - WL_ASSOC_INFO_MAX); - if (unlikely(err)) { - WL_ERR("could not get assoc info (%d)\n", err); - return err; - } - assoc_info = (struct brcmf_cfg80211_assoc_ielen *)cfg_priv->extra_buf; - req_len = assoc_info->req_len; - resp_len = assoc_info->resp_len; - if (req_len) { - err = brcmf_dev_bufvar_get(ndev, "assoc_req_ies", - cfg_priv->extra_buf, - WL_ASSOC_INFO_MAX); - if (unlikely(err)) { - WL_ERR("could not get assoc req (%d)\n", err); - return err; - } - conn_info->req_ie_len = req_len; - conn_info->req_ie = - kmemdup(cfg_priv->extra_buf, conn_info->req_ie_len, - GFP_KERNEL); - } else { - conn_info->req_ie_len = 0; - conn_info->req_ie = NULL; - } - if (resp_len) { - err = brcmf_dev_bufvar_get(ndev, "assoc_resp_ies", - cfg_priv->extra_buf, - WL_ASSOC_INFO_MAX); - if (unlikely(err)) { - WL_ERR("could not get assoc resp (%d)\n", err); - return err; - } - conn_info->resp_ie_len = resp_len; - conn_info->resp_ie = - kmemdup(cfg_priv->extra_buf, conn_info->resp_ie_len, - GFP_KERNEL); - } else { - conn_info->resp_ie_len = 0; - conn_info->resp_ie = NULL; - } - WL_CONN("req len (%d) resp len (%d)\n", - conn_info->req_ie_len, conn_info->resp_ie_len); - - return err; -} - -static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); - - kfree(conn_info->req_ie); - conn_info->req_ie = NULL; - conn_info->req_ie_len = 0; - kfree(conn_info->resp_ie); - conn_info->resp_ie = NULL; - conn_info->resp_ie_len = 0; -} - - -static void brcmf_ch_to_chanspec(int ch, struct brcmf_join_params *join_params, - size_t *join_params_size) -{ - chanspec_t chanspec = 0; - - if (ch != 0) { - join_params->params.chanspec_num = 1; - join_params->params.chanspec_list[0] = ch; - - if (join_params->params.chanspec_list[0] <= CH_MAX_2G_CHANNEL) - chanspec |= WL_CHANSPEC_BAND_2G; - else - chanspec |= WL_CHANSPEC_BAND_5G; - - chanspec |= WL_CHANSPEC_BW_20; - chanspec |= WL_CHANSPEC_CTL_SB_NONE; - - *join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE + - join_params->params.chanspec_num * sizeof(chanspec_t); - - join_params->params.chanspec_list[0] &= WL_CHANSPEC_CHAN_MASK; - join_params->params.chanspec_list[0] |= chanspec; - join_params->params.chanspec_list[0] = - cpu_to_le16(join_params->params.chanspec_list[0]); - - join_params->params.chanspec_num = - cpu_to_le32(join_params->params.chanspec_num); - - WL_CONN("join_params->params.chanspec_list[0]= %#X," - "channel %d, chanspec %#X\n", - join_params->params.chanspec_list[0], ch, chanspec); - } -} - -static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_bss_info *bi; - struct brcmf_ssid *ssid; - struct brcmu_tlv *tim; - u16 beacon_interval; - u8 dtim_period; - size_t ie_len; - u8 *ie; - s32 err = 0; - - WL_TRACE("Enter\n"); - if (brcmf_is_ibssmode(cfg_priv)) - return err; - - ssid = (struct brcmf_ssid *)brcmf_read_prof(cfg_priv, WL_PROF_SSID); - - *(u32 *)cfg_priv->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX); - err = brcmf_dev_ioctl(cfg_to_ndev(cfg_priv), BRCMF_C_GET_BSS_INFO, - cfg_priv->extra_buf, WL_EXTRA_BUF_MAX); - if (unlikely(err)) { - WL_ERR("Could not get bss info %d\n", err); - goto update_bss_info_out; - } - - bi = (struct brcmf_bss_info *)(cfg_priv->extra_buf + 4); - err = brcmf_inform_single_bss(cfg_priv, bi); - if (unlikely(err)) - goto update_bss_info_out; - - ie = ((u8 *)bi) + bi->ie_offset; - ie_len = bi->ie_length; - beacon_interval = cpu_to_le16(bi->beacon_period); - - tim = brcmu_parse_tlvs(ie, ie_len, WLAN_EID_TIM); - if (tim) - dtim_period = tim->data[1]; - else { - /* - * active scan was done so we could not get dtim - * information out of probe response. - * so we speficially query dtim information to dongle. - */ - u32 var; - err = brcmf_dev_intvar_get(cfg_to_ndev(cfg_priv), - "dtim_assoc", &var); - if (unlikely(err)) { - WL_ERR("wl dtim_assoc failed (%d)\n", err); - goto update_bss_info_out; - } - dtim_period = (u8)var; - } - - brcmf_update_prof(cfg_priv, NULL, &beacon_interval, WL_PROF_BEACONINT); - brcmf_update_prof(cfg_priv, NULL, &dtim_period, WL_PROF_DTIMPERIOD); - -update_bss_info_out: - WL_TRACE("Exit"); - return err; -} - -static s32 -brcmf_bss_roaming_done(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data) -{ - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); - s32 err = 0; - - WL_TRACE("Enter\n"); - - brcmf_get_assoc_ies(cfg_priv); - brcmf_update_prof(cfg_priv, NULL, &e->addr, WL_PROF_BSSID); - brcmf_update_bss_info(cfg_priv); - - cfg80211_roamed(ndev, NULL, - (u8 *)brcmf_read_prof(cfg_priv, WL_PROF_BSSID), - conn_info->req_ie, conn_info->req_ie_len, - conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL); - WL_CONN("Report roaming result\n"); - - set_bit(WL_STATUS_CONNECTED, &cfg_priv->status); - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_bss_connect_done(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, const struct brcmf_event_msg *e, - void *data, bool completed) -{ - struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv); - s32 err = 0; - - WL_TRACE("Enter\n"); - - if (test_and_clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) { - if (completed) { - brcmf_get_assoc_ies(cfg_priv); - brcmf_update_prof(cfg_priv, NULL, &e->addr, - WL_PROF_BSSID); - brcmf_update_bss_info(cfg_priv); - } - cfg80211_connect_result(ndev, - (u8 *)brcmf_read_prof(cfg_priv, - WL_PROF_BSSID), - conn_info->req_ie, - conn_info->req_ie_len, - conn_info->resp_ie, - conn_info->resp_ie_len, - completed ? WLAN_STATUS_SUCCESS : - WLAN_STATUS_AUTH_TIMEOUT, - GFP_KERNEL); - if (completed) - set_bit(WL_STATUS_CONNECTED, &cfg_priv->status); - WL_CONN("Report connect result - connection %s\n", - completed ? "succeeded" : "failed"); - } - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_notify_mic_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data) -{ - u16 flags = be16_to_cpu(e->flags); - enum nl80211_key_type key_type; - - rtnl_lock(); - if (flags & BRCMF_EVENT_MSG_GROUP) - key_type = NL80211_KEYTYPE_GROUP; - else - key_type = NL80211_KEYTYPE_PAIRWISE; - - cfg80211_michael_mic_failure(ndev, (u8 *)&e->addr, key_type, -1, - NULL, GFP_KERNEL); - rtnl_unlock(); - - return 0; -} - -static s32 -brcmf_notify_scan_status(struct brcmf_cfg80211_priv *cfg_priv, - struct net_device *ndev, - const struct brcmf_event_msg *e, void *data) -{ - struct brcmf_channel_info channel_inform; - struct brcmf_scan_results *bss_list; - u32 len = WL_SCAN_BUF_MAX; - s32 err = 0; - bool scan_abort = false; - - WL_TRACE("Enter\n"); - - if (cfg_priv->iscan_on && cfg_priv->iscan_kickstart) { - WL_TRACE("Exit\n"); - return brcmf_wakeup_iscan(cfg_to_iscan(cfg_priv)); - } - - if (unlikely(!test_and_clear_bit(WL_STATUS_SCANNING, - &cfg_priv->status))) { - WL_ERR("Scan complete while device not scanning\n"); - scan_abort = true; - err = -EINVAL; - goto scan_done_out; - } - - err = brcmf_dev_ioctl(ndev, BRCMF_C_GET_CHANNEL, &channel_inform, - sizeof(channel_inform)); - if (unlikely(err)) { - WL_ERR("scan busy (%d)\n", err); - scan_abort = true; - goto scan_done_out; - } - channel_inform.scan_channel = le32_to_cpu(channel_inform.scan_channel); - if (unlikely(channel_inform.scan_channel)) { - - WL_CONN("channel_inform.scan_channel (%d)\n", - channel_inform.scan_channel); - } - cfg_priv->bss_list = cfg_priv->scan_results; - bss_list = cfg_priv->bss_list; - memset(bss_list, 0, len); - bss_list->buflen = cpu_to_le32(len); - - err = brcmf_dev_ioctl(ndev, BRCMF_C_SCAN_RESULTS, bss_list, len); - if (unlikely(err)) { - WL_ERR("%s Scan_results error (%d)\n", ndev->name, err); - err = -EINVAL; - scan_abort = true; - goto scan_done_out; - } - bss_list->buflen = le32_to_cpu(bss_list->buflen); - bss_list->version = le32_to_cpu(bss_list->version); - bss_list->count = le32_to_cpu(bss_list->count); - - err = brcmf_inform_bss(cfg_priv); - if (err) { - scan_abort = true; - goto scan_done_out; - } - -scan_done_out: - if (cfg_priv->scan_request) { - WL_SCAN("calling cfg80211_scan_done\n"); - cfg80211_scan_done(cfg_priv->scan_request, scan_abort); - brcmf_set_mpc(ndev, 1); - cfg_priv->scan_request = NULL; - } - - WL_TRACE("Exit\n"); - - return err; -} - -static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf) -{ - conf->mode = (u32)-1; - conf->frag_threshold = (u32)-1; - conf->rts_threshold = (u32)-1; - conf->retry_short = (u32)-1; - conf->retry_long = (u32)-1; - conf->tx_power = -1; -} - -static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof) -{ - memset(prof, 0, sizeof(*prof)); -} - -static void brcmf_init_eloop_handler(struct brcmf_cfg80211_event_loop *el) -{ - memset(el, 0, sizeof(*el)); - el->handler[BRCMF_E_SCAN_COMPLETE] = brcmf_notify_scan_status; - el->handler[BRCMF_E_LINK] = brcmf_notify_connect_status; - el->handler[BRCMF_E_ROAM] = brcmf_notify_roaming_status; - el->handler[BRCMF_E_MIC_ERROR] = brcmf_notify_mic_status; - el->handler[BRCMF_E_SET_SSID] = brcmf_notify_connect_status; -} - -static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_priv *cfg_priv) -{ - cfg_priv->scan_results = kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL); - if (unlikely(!cfg_priv->scan_results)) { - WL_ERR("Scan results alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->conf = kzalloc(sizeof(*cfg_priv->conf), GFP_KERNEL); - if (unlikely(!cfg_priv->conf)) { - WL_ERR("wl_conf alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->profile = kzalloc(sizeof(*cfg_priv->profile), GFP_KERNEL); - if (unlikely(!cfg_priv->profile)) { - WL_ERR("wl_profile alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL); - if (unlikely(!cfg_priv->bss_info)) { - WL_ERR("Bss information alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->scan_req_int = kzalloc(sizeof(*cfg_priv->scan_req_int), - GFP_KERNEL); - if (unlikely(!cfg_priv->scan_req_int)) { - WL_ERR("Scan req alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->ioctl_buf = kzalloc(WL_IOCTL_LEN_MAX, GFP_KERNEL); - if (unlikely(!cfg_priv->ioctl_buf)) { - WL_ERR("Ioctl buf alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL); - if (unlikely(!cfg_priv->extra_buf)) { - WL_ERR("Extra buf alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->iscan = kzalloc(sizeof(*cfg_priv->iscan), GFP_KERNEL); - if (unlikely(!cfg_priv->iscan)) { - WL_ERR("Iscan buf alloc failed\n"); - goto init_priv_mem_out; - } - cfg_priv->pmk_list = kzalloc(sizeof(*cfg_priv->pmk_list), GFP_KERNEL); - if (unlikely(!cfg_priv->pmk_list)) { - WL_ERR("pmk list alloc failed\n"); - goto init_priv_mem_out; - } - - return 0; - -init_priv_mem_out: - brcmf_deinit_priv_mem(cfg_priv); - - return -ENOMEM; -} - -static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_priv *cfg_priv) -{ - kfree(cfg_priv->scan_results); - cfg_priv->scan_results = NULL; - kfree(cfg_priv->bss_info); - cfg_priv->bss_info = NULL; - kfree(cfg_priv->conf); - cfg_priv->conf = NULL; - kfree(cfg_priv->profile); - cfg_priv->profile = NULL; - kfree(cfg_priv->scan_req_int); - cfg_priv->scan_req_int = NULL; - kfree(cfg_priv->ioctl_buf); - cfg_priv->ioctl_buf = NULL; - kfree(cfg_priv->extra_buf); - cfg_priv->extra_buf = NULL; - kfree(cfg_priv->iscan); - cfg_priv->iscan = NULL; - kfree(cfg_priv->pmk_list); - cfg_priv->pmk_list = NULL; -} - -static s32 brcmf_create_event_handler(struct brcmf_cfg80211_priv *cfg_priv) -{ - sema_init(&cfg_priv->event_sync, 0); - cfg_priv->event_tsk = kthread_run(brcmf_event_handler, cfg_priv, - "wl_event_handler"); - if (IS_ERR(cfg_priv->event_tsk)) { - cfg_priv->event_tsk = NULL; - WL_ERR("failed to create event thread\n"); - return -ENOMEM; - } - return 0; -} - -static void brcmf_destroy_event_handler(struct brcmf_cfg80211_priv *cfg_priv) -{ - if (cfg_priv->event_tsk) { - send_sig(SIGTERM, cfg_priv->event_tsk, 1); - kthread_stop(cfg_priv->event_tsk); - cfg_priv->event_tsk = NULL; - } -} - -static void brcmf_term_iscan(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); - - if (cfg_priv->iscan_on && iscan->tsk) { - iscan->state = WL_ISCAN_STATE_IDLE; - send_sig(SIGTERM, iscan->tsk, 1); - kthread_stop(iscan->tsk); - iscan->tsk = NULL; - } -} - -static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan, - bool aborted) -{ - struct brcmf_cfg80211_priv *cfg_priv = iscan_to_cfg(iscan); - struct net_device *ndev = cfg_to_ndev(cfg_priv); - - if (unlikely(!test_and_clear_bit(WL_STATUS_SCANNING, - &cfg_priv->status))) { - WL_ERR("Scan complete while device not scanning\n"); - return; - } - if (likely(cfg_priv->scan_request)) { - WL_SCAN("ISCAN Completed scan: %s\n", - aborted ? "Aborted" : "Done"); - cfg80211_scan_done(cfg_priv->scan_request, aborted); - brcmf_set_mpc(ndev, 1); - cfg_priv->scan_request = NULL; - } - cfg_priv->iscan_kickstart = false; -} - -static s32 brcmf_wakeup_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan) -{ - if (likely(iscan->state != WL_ISCAN_STATE_IDLE)) { - WL_SCAN("wake up iscan\n"); - up(&iscan->sync); - return 0; - } - - return -EIO; -} - -static s32 -brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status, - struct brcmf_scan_results **bss_list) -{ - struct brcmf_iscan_results list; - struct brcmf_scan_results *results; - struct brcmf_iscan_results *list_buf; - s32 err = 0; - - memset(iscan->scan_buf, 0, WL_ISCAN_BUF_MAX); - list_buf = (struct brcmf_iscan_results *)iscan->scan_buf; - results = &list_buf->results; - results->buflen = BRCMF_ISCAN_RESULTS_FIXED_SIZE; - results->version = 0; - results->count = 0; - - memset(&list, 0, sizeof(list)); - list.results.buflen = cpu_to_le32(WL_ISCAN_BUF_MAX); - err = brcmf_dev_iovar_getbuf(iscan->dev, "iscanresults", &list, - BRCMF_ISCAN_RESULTS_FIXED_SIZE, iscan->scan_buf, - WL_ISCAN_BUF_MAX); - if (unlikely(err)) { - WL_ERR("error (%d)\n", err); - return err; - } - results->buflen = le32_to_cpu(results->buflen); - results->version = le32_to_cpu(results->version); - results->count = le32_to_cpu(results->count); - WL_SCAN("results->count = %d\n", results->count); - WL_SCAN("results->buflen = %d\n", results->buflen); - *status = le32_to_cpu(list_buf->status); - *bss_list = results; - - return err; -} - -static s32 brcmf_iscan_done(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; - s32 err = 0; - - iscan->state = WL_ISCAN_STATE_IDLE; - rtnl_lock(); - brcmf_inform_bss(cfg_priv); - brcmf_notify_iscan_complete(iscan, false); - rtnl_unlock(); - - return err; -} - -static s32 brcmf_iscan_pending(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; - s32 err = 0; - - /* Reschedule the timer */ - mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); - iscan->timer_on = 1; - - return err; -} - -static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; - s32 err = 0; - - rtnl_lock(); - brcmf_inform_bss(cfg_priv); - brcmf_run_iscan(iscan, NULL, BRCMF_SCAN_ACTION_CONTINUE); - rtnl_unlock(); - /* Reschedule the timer */ - mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000); - iscan->timer_on = 1; - - return err; -} - -static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan; - s32 err = 0; - - iscan->state = WL_ISCAN_STATE_IDLE; - rtnl_lock(); - brcmf_notify_iscan_complete(iscan, true); - rtnl_unlock(); - - return err; -} - -static s32 brcmf_iscan_thread(void *data) -{ - struct sched_param param = {.sched_priority = MAX_RT_PRIO - 1 }; - struct brcmf_cfg80211_iscan_ctrl *iscan = - (struct brcmf_cfg80211_iscan_ctrl *)data; - struct brcmf_cfg80211_priv *cfg_priv = iscan_to_cfg(iscan); - struct brcmf_cfg80211_iscan_eloop *el = &iscan->el; - u32 status; - int err = 0; - - sched_setscheduler(current, SCHED_FIFO, ¶m); - allow_signal(SIGTERM); - status = BRCMF_SCAN_RESULTS_PARTIAL; - while (likely(!down_interruptible(&iscan->sync))) { - if (kthread_should_stop()) - break; - if (iscan->timer_on) { - del_timer_sync(&iscan->timer); - iscan->timer_on = 0; - } - rtnl_lock(); - err = brcmf_get_iscan_results(iscan, &status, - &cfg_priv->bss_list); - if (unlikely(err)) { - status = BRCMF_SCAN_RESULTS_ABORTED; - WL_ERR("Abort iscan\n"); - } - rtnl_unlock(); - el->handler[status](cfg_priv); - } - if (iscan->timer_on) { - del_timer_sync(&iscan->timer); - iscan->timer_on = 0; - } - WL_SCAN("ISCAN thread terminated\n"); - - return 0; -} - -static void brcmf_iscan_timer(unsigned long data) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = - (struct brcmf_cfg80211_iscan_ctrl *)data; - - if (iscan) { - iscan->timer_on = 0; - WL_SCAN("timer expired\n"); - brcmf_wakeup_iscan(iscan); - } -} - -static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); - int err = 0; - - if (cfg_priv->iscan_on && !iscan->tsk) { - iscan->state = WL_ISCAN_STATE_IDLE; - sema_init(&iscan->sync, 0); - iscan->tsk = kthread_run(brcmf_iscan_thread, iscan, "wl_iscan"); - if (IS_ERR(iscan->tsk)) { - WL_ERR("Could not create iscan thread\n"); - iscan->tsk = NULL; - return -ENOMEM; - } - } - - return err; -} - -static void brcmf_init_iscan_eloop(struct brcmf_cfg80211_iscan_eloop *el) -{ - memset(el, 0, sizeof(*el)); - el->handler[BRCMF_SCAN_RESULTS_SUCCESS] = brcmf_iscan_done; - el->handler[BRCMF_SCAN_RESULTS_PARTIAL] = brcmf_iscan_inprogress; - el->handler[BRCMF_SCAN_RESULTS_PENDING] = brcmf_iscan_pending; - el->handler[BRCMF_SCAN_RESULTS_ABORTED] = brcmf_iscan_aborted; - el->handler[BRCMF_SCAN_RESULTS_NO_MEM] = brcmf_iscan_aborted; -} - -static s32 brcmf_init_iscan(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv); - int err = 0; - - if (cfg_priv->iscan_on) { - iscan->dev = cfg_to_ndev(cfg_priv); - iscan->state = WL_ISCAN_STATE_IDLE; - brcmf_init_iscan_eloop(&iscan->el); - iscan->timer_ms = WL_ISCAN_TIMER_INTERVAL_MS; - init_timer(&iscan->timer); - iscan->timer.data = (unsigned long) iscan; - iscan->timer.function = brcmf_iscan_timer; - sema_init(&iscan->sync, 0); - iscan->tsk = kthread_run(brcmf_iscan_thread, iscan, "wl_iscan"); - if (IS_ERR(iscan->tsk)) { - WL_ERR("Could not create iscan thread\n"); - iscan->tsk = NULL; - return -ENOMEM; - } - iscan->data = cfg_priv; - } - - return err; -} - -static s32 wl_init_priv(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct wiphy *wiphy = cfg_to_wiphy(cfg_priv); - s32 err = 0; - - cfg_priv->scan_request = NULL; - cfg_priv->pwr_save = !!(wiphy->flags & WIPHY_FLAG_PS_ON_BY_DEFAULT); - cfg_priv->iscan_on = true; /* iscan on & off switch. - we enable iscan per default */ - cfg_priv->roam_on = false; /* roam on & off switch. - we enable roam per default */ - - cfg_priv->iscan_kickstart = false; - cfg_priv->active_scan = true; /* we do active scan for - specific scan per default */ - cfg_priv->dongle_up = false; /* dongle is not up yet */ - brcmf_init_eq(cfg_priv); - err = brcmf_init_priv_mem(cfg_priv); - if (unlikely(err)) - return err; - if (unlikely(brcmf_create_event_handler(cfg_priv))) - return -ENOMEM; - brcmf_init_eloop_handler(&cfg_priv->el); - mutex_init(&cfg_priv->usr_sync); - err = brcmf_init_iscan(cfg_priv); - if (unlikely(err)) - return err; - brcmf_init_conf(cfg_priv->conf); - brcmf_init_prof(cfg_priv->profile); - brcmf_link_down(cfg_priv); - - return err; -} - -static void wl_deinit_priv(struct brcmf_cfg80211_priv *cfg_priv) -{ - brcmf_destroy_event_handler(cfg_priv); - cfg_priv->dongle_up = false; /* dongle down */ - brcmf_flush_eq(cfg_priv); - brcmf_link_down(cfg_priv); - brcmf_term_iscan(cfg_priv); - brcmf_deinit_priv_mem(cfg_priv); -} - -s32 brcmf_cfg80211_attach(struct net_device *ndev, void *data) -{ - struct wireless_dev *wdev; - struct brcmf_cfg80211_priv *cfg_priv; - struct brcmf_cfg80211_iface *ci; - s32 err = 0; - - if (unlikely(!ndev)) { - WL_ERR("ndev is invalid\n"); - return -ENODEV; - } - cfg80211_dev = kzalloc(sizeof(struct brcmf_cfg80211_dev), GFP_KERNEL); - if (unlikely(!cfg80211_dev)) { - WL_ERR("wl_cfg80211_dev is invalid\n"); - return -ENOMEM; - } - WL_INFO("func %p\n", brcmf_cfg80211_get_sdio_func()); - wdev = brcmf_alloc_wdev(sizeof(struct brcmf_cfg80211_iface), - &brcmf_cfg80211_get_sdio_func()->dev); - if (IS_ERR(wdev)) - return -ENOMEM; - - wdev->iftype = brcmf_mode_to_nl80211_iftype(WL_MODE_BSS); - cfg_priv = wdev_to_cfg(wdev); - cfg_priv->wdev = wdev; - cfg_priv->pub = data; - ci = (struct brcmf_cfg80211_iface *)&cfg_priv->ci; - ci->cfg_priv = cfg_priv; - ndev->ieee80211_ptr = wdev; - SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); - wdev->netdev = ndev; - err = wl_init_priv(cfg_priv); - if (unlikely(err)) { - WL_ERR("Failed to init iwm_priv (%d)\n", err); - goto cfg80211_attach_out; - } - brcmf_set_drvdata(cfg80211_dev, ci); - - return err; - -cfg80211_attach_out: - brcmf_free_wdev(cfg_priv); - return err; -} - -void brcmf_cfg80211_detach(void) -{ - struct brcmf_cfg80211_priv *cfg_priv; - - cfg_priv = WL_PRIV_GET(); - - wl_deinit_priv(cfg_priv); - brcmf_free_wdev(cfg_priv); - brcmf_set_drvdata(cfg80211_dev, NULL); - kfree(cfg80211_dev); - cfg80211_dev = NULL; - brcmf_clear_sdio_func(); -} - -static void brcmf_wakeup_event(struct brcmf_cfg80211_priv *cfg_priv) -{ - up(&cfg_priv->event_sync); -} - -static s32 brcmf_event_handler(void *data) -{ - struct brcmf_cfg80211_priv *cfg_priv = - (struct brcmf_cfg80211_priv *)data; - struct sched_param param = {.sched_priority = MAX_RT_PRIO - 1 }; - struct brcmf_cfg80211_event_q *e; - - sched_setscheduler(current, SCHED_FIFO, ¶m); - allow_signal(SIGTERM); - while (likely(!down_interruptible(&cfg_priv->event_sync))) { - if (kthread_should_stop()) - break; - e = brcmf_deq_event(cfg_priv); - if (unlikely(!e)) { - WL_ERR("event queue empty...\n"); - BUG(); - } - WL_INFO("event type (%d)\n", e->etype); - if (cfg_priv->el.handler[e->etype]) { - cfg_priv->el.handler[e->etype](cfg_priv, - cfg_to_ndev(cfg_priv), - &e->emsg, e->edata); - } else { - WL_INFO("Unknown Event (%d): ignoring\n", e->etype); - } - brcmf_put_event(e); - } - WL_INFO("was terminated\n"); - return 0; -} - -void -brcmf_cfg80211_event(struct net_device *ndev, - const struct brcmf_event_msg *e, void *data) -{ - u32 event_type = be32_to_cpu(e->event_type); - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); - - if (likely(!brcmf_enq_event(cfg_priv, event_type, e, data))) - brcmf_wakeup_event(cfg_priv); -} - -static void brcmf_init_eq(struct brcmf_cfg80211_priv *cfg_priv) -{ - brcmf_init_eq_lock(cfg_priv); - INIT_LIST_HEAD(&cfg_priv->eq_list); -} - -static void brcmf_flush_eq(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_event_q *e; - - brcmf_lock_eq(cfg_priv); - while (!list_empty(&cfg_priv->eq_list)) { - e = list_first_entry(&cfg_priv->eq_list, - struct brcmf_cfg80211_event_q, eq_list); - list_del(&e->eq_list); - kfree(e); - } - brcmf_unlock_eq(cfg_priv); -} - -/* -* retrieve first queued event from head -*/ - -static struct brcmf_cfg80211_event_q *brcmf_deq_event( - struct brcmf_cfg80211_priv *cfg_priv) -{ - struct brcmf_cfg80211_event_q *e = NULL; - - brcmf_lock_eq(cfg_priv); - if (likely(!list_empty(&cfg_priv->eq_list))) { - e = list_first_entry(&cfg_priv->eq_list, - struct brcmf_cfg80211_event_q, eq_list); - list_del(&e->eq_list); - } - brcmf_unlock_eq(cfg_priv); - - return e; -} - -/* -** push event to tail of the queue -*/ - -static s32 -brcmf_enq_event(struct brcmf_cfg80211_priv *cfg_priv, u32 event, - const struct brcmf_event_msg *msg, void *data) -{ - struct brcmf_cfg80211_event_q *e; - s32 err = 0; - - e = kzalloc(sizeof(struct brcmf_cfg80211_event_q), GFP_KERNEL); - if (unlikely(!e)) { - WL_ERR("event alloc failed\n"); - return -ENOMEM; - } - - e->etype = event; - memcpy(&e->emsg, msg, sizeof(struct brcmf_event_msg)); - - brcmf_lock_eq(cfg_priv); - list_add_tail(&e->eq_list, &cfg_priv->eq_list); - brcmf_unlock_eq(cfg_priv); - - return err; -} - -static void brcmf_put_event(struct brcmf_cfg80211_event_q *e) -{ - kfree(e); -} - -void brcmf_cfg80211_sdio_func(void *func) -{ - cfg80211_sdio_func = (struct sdio_func *)func; -} - -static void brcmf_clear_sdio_func(void) -{ - cfg80211_sdio_func = NULL; -} - -struct sdio_func *brcmf_cfg80211_get_sdio_func(void) -{ - return cfg80211_sdio_func; -} - -static s32 brcmf_dongle_mode(struct net_device *ndev, s32 iftype) -{ - s32 infra = 0; - s32 err = 0; - - switch (iftype) { - case NL80211_IFTYPE_MONITOR: - case NL80211_IFTYPE_WDS: - WL_ERR("type (%d) : currently we do not support this mode\n", - iftype); - err = -EINVAL; - return err; - case NL80211_IFTYPE_ADHOC: - infra = 0; - break; - case NL80211_IFTYPE_STATION: - infra = 1; - break; - default: - err = -EINVAL; - WL_ERR("invalid type (%d)\n", iftype); - return err; - } - infra = cpu_to_le32(infra); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_INFRA, &infra, sizeof(infra)); - if (unlikely(err)) { - WL_ERR("WLC_SET_INFRA error (%d)\n", err); - return err; - } - - return 0; -} - -static s32 brcmf_dongle_eventmsg(struct net_device *ndev) -{ - /* Room for "event_msgs" + '\0' + bitvec */ - s8 iovbuf[BRCMF_EVENTING_MASK_LEN + 12]; - s8 eventmask[BRCMF_EVENTING_MASK_LEN]; - s32 err = 0; - - WL_TRACE("Enter\n"); - - /* Setup event_msgs */ - brcmu_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, iovbuf, - sizeof(iovbuf)); - err = brcmf_dev_ioctl(ndev, BRCMF_C_GET_VAR, iovbuf, sizeof(iovbuf)); - if (unlikely(err)) { - WL_ERR("Get event_msgs error (%d)\n", err); - goto dongle_eventmsg_out; - } - memcpy(eventmask, iovbuf, BRCMF_EVENTING_MASK_LEN); - - setbit(eventmask, BRCMF_E_SET_SSID); - setbit(eventmask, BRCMF_E_ROAM); - setbit(eventmask, BRCMF_E_PRUNE); - setbit(eventmask, BRCMF_E_AUTH); - setbit(eventmask, BRCMF_E_REASSOC); - setbit(eventmask, BRCMF_E_REASSOC_IND); - setbit(eventmask, BRCMF_E_DEAUTH_IND); - setbit(eventmask, BRCMF_E_DISASSOC_IND); - setbit(eventmask, BRCMF_E_DISASSOC); - setbit(eventmask, BRCMF_E_JOIN); - setbit(eventmask, BRCMF_E_ASSOC_IND); - setbit(eventmask, BRCMF_E_PSK_SUP); - setbit(eventmask, BRCMF_E_LINK); - setbit(eventmask, BRCMF_E_NDIS_LINK); - setbit(eventmask, BRCMF_E_MIC_ERROR); - setbit(eventmask, BRCMF_E_PMKID_CACHE); - setbit(eventmask, BRCMF_E_TXFAIL); - setbit(eventmask, BRCMF_E_JOIN_START); - setbit(eventmask, BRCMF_E_SCAN_COMPLETE); - - brcmu_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, iovbuf, - sizeof(iovbuf)); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); - if (unlikely(err)) { - WL_ERR("Set event_msgs error (%d)\n", err); - goto dongle_eventmsg_out; - } - -dongle_eventmsg_out: - WL_TRACE("Exit\n"); - return err; -} - -static s32 -brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout) -{ - s8 iovbuf[32]; - s32 roamtrigger[2]; - s32 roam_delta[2]; - s32 err = 0; - - /* - * Setup timeout if Beacons are lost and roam is - * off to report link down - */ - if (roamvar) { - brcmu_mkiovar("bcn_timeout", (char *)&bcn_timeout, - sizeof(bcn_timeout), iovbuf, sizeof(iovbuf)); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_VAR, - iovbuf, sizeof(iovbuf)); - if (unlikely(err)) { - WL_ERR("bcn_timeout error (%d)\n", err); - goto dongle_rom_out; - } - } - - /* - * Enable/Disable built-in roaming to allow supplicant - * to take care of roaming - */ - WL_INFO("Internal Roaming = %s\n", roamvar ? "Off" : "On"); - brcmu_mkiovar("roam_off", (char *)&roamvar, - sizeof(roamvar), iovbuf, sizeof(iovbuf)); - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf)); - if (unlikely(err)) { - WL_ERR("roam_off error (%d)\n", err); - goto dongle_rom_out; - } - - roamtrigger[0] = WL_ROAM_TRIGGER_LEVEL; - roamtrigger[1] = BRCM_BAND_ALL; - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_ROAM_TRIGGER, - (void *)roamtrigger, sizeof(roamtrigger)); - if (unlikely(err)) { - WL_ERR("WLC_SET_ROAM_TRIGGER error (%d)\n", err); - goto dongle_rom_out; - } - - roam_delta[0] = WL_ROAM_DELTA; - roam_delta[1] = BRCM_BAND_ALL; - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_ROAM_DELTA, - (void *)roam_delta, sizeof(roam_delta)); - if (unlikely(err)) { - WL_ERR("WLC_SET_ROAM_DELTA error (%d)\n", err); - goto dongle_rom_out; - } - -dongle_rom_out: - return err; -} - -static s32 -brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time, - s32 scan_unassoc_time, s32 scan_passive_time) -{ - s32 err = 0; - - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_SCAN_CHANNEL_TIME, - &scan_assoc_time, sizeof(scan_assoc_time)); - if (err) { - if (err == -EOPNOTSUPP) - WL_INFO("Scan assoc time is not supported\n"); - else - WL_ERR("Scan assoc time error (%d)\n", err); - goto dongle_scantime_out; - } - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_SCAN_UNASSOC_TIME, - &scan_unassoc_time, sizeof(scan_unassoc_time)); - if (err) { - if (err == -EOPNOTSUPP) - WL_INFO("Scan unassoc time is not supported\n"); - else - WL_ERR("Scan unassoc time error (%d)\n", err); - goto dongle_scantime_out; - } - - err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_SCAN_PASSIVE_TIME, - &scan_passive_time, sizeof(scan_passive_time)); - if (err) { - if (err == -EOPNOTSUPP) - WL_INFO("Scan passive time is not supported\n"); - else - WL_ERR("Scan passive time error (%d)\n", err); - goto dongle_scantime_out; - } - -dongle_scantime_out: - return err; -} - -s32 brcmf_config_dongle(struct brcmf_cfg80211_priv *cfg_priv, bool need_lock) -{ - struct net_device *ndev; - struct wireless_dev *wdev; - s32 err = 0; - - if (cfg_priv->dongle_up) - return err; - - ndev = cfg_to_ndev(cfg_priv); - wdev = ndev->ieee80211_ptr; - if (need_lock) - rtnl_lock(); - - brcmf_dongle_scantime(ndev, WL_SCAN_CHANNEL_TIME, - WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME); - - err = brcmf_dongle_eventmsg(ndev); - if (unlikely(err)) - goto default_conf_out; - err = brcmf_dongle_roam(ndev, (cfg_priv->roam_on ? 0 : 1), - WL_BEACON_TIMEOUT); - if (unlikely(err)) - goto default_conf_out; - err = brcmf_dongle_mode(ndev, wdev->iftype); - if (unlikely(err && err != -EINPROGRESS)) - goto default_conf_out; - err = brcmf_dongle_probecap(cfg_priv); - if (unlikely(err)) - goto default_conf_out; - - /* -EINPROGRESS: Call commit handler */ - -default_conf_out: - if (need_lock) - rtnl_unlock(); - - cfg_priv->dongle_up = true; - - return err; - -} - -static s32 wl_update_wiphybands(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct wiphy *wiphy; - s32 phy_list; - s8 phy; - s32 err = 0; - - err = brcmf_dev_ioctl(cfg_to_ndev(cfg_priv), BRCM_GET_PHYLIST, - &phy_list, sizeof(phy_list)); - if (unlikely(err)) { - WL_ERR("error (%d)\n", err); - return err; - } - - phy = ((char *)&phy_list)[1]; - WL_INFO("%c phy\n", phy); - if (phy == 'n' || phy == 'a') { - wiphy = cfg_to_wiphy(cfg_priv); - wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_n; - } - - return err; -} - -static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_priv *cfg_priv) -{ - s32 err = 0; - - set_bit(WL_STATUS_READY, &cfg_priv->status); - - brcmf_debugfs_add_netdev_params(cfg_priv); - - err = brcmf_config_dongle(cfg_priv, false); - if (unlikely(err)) - return err; - - brcmf_invoke_iscan(cfg_priv); - - return err; -} - -static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_priv *cfg_priv) -{ - /* - * While going down, if associated with AP disassociate - * from AP to save power - */ - if ((test_bit(WL_STATUS_CONNECTED, &cfg_priv->status) || - test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) && - test_bit(WL_STATUS_READY, &cfg_priv->status)) { - WL_INFO("Disassociating from AP"); - brcmf_link_down(cfg_priv); - - /* Make sure WPA_Supplicant receives all the event - generated due to DISASSOC call to the fw to keep - the state fw and WPA_Supplicant state consistent - */ - rtnl_unlock(); - brcmf_delay(500); - rtnl_lock(); - } - - set_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); - brcmf_term_iscan(cfg_priv); - if (cfg_priv->scan_request) { - cfg80211_scan_done(cfg_priv->scan_request, true); - /* May need to perform this to cover rmmod */ - /* wl_set_mpc(cfg_to_ndev(wl), 1); */ - cfg_priv->scan_request = NULL; - } - clear_bit(WL_STATUS_READY, &cfg_priv->status); - clear_bit(WL_STATUS_SCANNING, &cfg_priv->status); - clear_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status); - - brcmf_debugfs_remove_netdev(cfg_priv); - - return 0; -} - -s32 brcmf_cfg80211_up(void) -{ - struct brcmf_cfg80211_priv *cfg_priv; - s32 err = 0; - - cfg_priv = WL_PRIV_GET(); - mutex_lock(&cfg_priv->usr_sync); - err = __brcmf_cfg80211_up(cfg_priv); - mutex_unlock(&cfg_priv->usr_sync); - - return err; -} - -s32 brcmf_cfg80211_down(void) -{ - struct brcmf_cfg80211_priv *cfg_priv; - s32 err = 0; - - cfg_priv = WL_PRIV_GET(); - mutex_lock(&cfg_priv->usr_sync); - err = __brcmf_cfg80211_down(cfg_priv); - mutex_unlock(&cfg_priv->usr_sync); - - return err; -} - -static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_priv *cfg_priv) -{ - return wl_update_wiphybands(cfg_priv); -} - -static void *brcmf_read_prof(struct brcmf_cfg80211_priv *cfg_priv, s32 item) -{ - switch (item) { - case WL_PROF_SEC: - return &cfg_priv->profile->sec; - case WL_PROF_BSSID: - return &cfg_priv->profile->bssid; - case WL_PROF_SSID: - return &cfg_priv->profile->ssid; - } - WL_ERR("invalid item (%d)\n", item); - return NULL; -} - -static s32 -brcmf_update_prof(struct brcmf_cfg80211_priv *cfg_priv, - const struct brcmf_event_msg *e, void *data, s32 item) -{ - s32 err = 0; - struct brcmf_ssid *ssid; - - switch (item) { - case WL_PROF_SSID: - ssid = (struct brcmf_ssid *) data; - memset(cfg_priv->profile->ssid.SSID, 0, - sizeof(cfg_priv->profile->ssid.SSID)); - memcpy(cfg_priv->profile->ssid.SSID, - ssid->SSID, ssid->SSID_len); - cfg_priv->profile->ssid.SSID_len = ssid->SSID_len; - break; - case WL_PROF_BSSID: - if (data) - memcpy(cfg_priv->profile->bssid, data, ETH_ALEN); - else - memset(cfg_priv->profile->bssid, 0, ETH_ALEN); - break; - case WL_PROF_SEC: - memcpy(&cfg_priv->profile->sec, data, - sizeof(cfg_priv->profile->sec)); - break; - case WL_PROF_BEACONINT: - cfg_priv->profile->beacon_interval = *(u16 *)data; - break; - case WL_PROF_DTIMPERIOD: - cfg_priv->profile->dtim_period = *(u8 *)data; - break; - default: - WL_ERR("unsupported item (%d)\n", item); - err = -EOPNOTSUPP; - break; - } - - return err; -} - -static bool brcmf_is_ibssmode(struct brcmf_cfg80211_priv *cfg_priv) -{ - return cfg_priv->conf->mode == WL_MODE_IBSS; -} - -static __used s32 brcmf_add_ie(struct brcmf_cfg80211_priv *cfg_priv, - u8 t, u8 l, u8 *v) -{ - struct brcmf_cfg80211_ie *ie = &cfg_priv->ie; - s32 err = 0; - - if (unlikely(ie->offset + l + 2 > WL_TLV_INFO_MAX)) { - WL_ERR("ei crosses buffer boundary\n"); - return -ENOSPC; - } - ie->buf[ie->offset] = t; - ie->buf[ie->offset + 1] = l; - memcpy(&ie->buf[ie->offset + 2], v, l); - ie->offset += l + 2; - - return err; -} - -static void brcmf_link_down(struct brcmf_cfg80211_priv *cfg_priv) -{ - struct net_device *dev = NULL; - s32 err = 0; - - WL_TRACE("Enter\n"); - - if (cfg_priv->link_up) { - dev = cfg_to_ndev(cfg_priv); - WL_INFO("Call WLC_DISASSOC to stop excess roaming\n "); - err = brcmf_dev_ioctl(dev, BRCMF_C_DISASSOC, NULL, 0); - if (unlikely(err)) - WL_ERR("WLC_DISASSOC failed (%d)\n", err); - cfg_priv->link_up = false; - } - WL_TRACE("Exit\n"); -} - -static void brcmf_lock_eq(struct brcmf_cfg80211_priv *cfg_priv) -{ - spin_lock_irq(&cfg_priv->eq_lock); -} - -static void brcmf_unlock_eq(struct brcmf_cfg80211_priv *cfg_priv) -{ - spin_unlock_irq(&cfg_priv->eq_lock); -} - -static void brcmf_init_eq_lock(struct brcmf_cfg80211_priv *cfg_priv) -{ - spin_lock_init(&cfg_priv->eq_lock); -} - -static void brcmf_delay(u32 ms) -{ - if (ms < 1000 / HZ) { - cond_resched(); - mdelay(ms); - } else { - msleep(ms); - } -} - -static void brcmf_set_drvdata(struct brcmf_cfg80211_dev *dev, void *data) -{ - dev->driver_data = data; -} - -static void *brcmf_get_drvdata(struct brcmf_cfg80211_dev *dev) -{ - void *data = NULL; - - if (dev) - data = dev->driver_data; - return data; -} - -static void brcmf_set_mpc(struct net_device *ndev, int mpc) -{ - s32 err = 0; - struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev); - - if (test_bit(WL_STATUS_READY, &cfg_priv->status)) { - err = brcmf_dev_intvar_set(ndev, "mpc", mpc); - if (unlikely(err)) { - WL_ERR("fail to set mpc\n"); - return; - } - WL_INFO("MPC : %d\n", mpc); - } -} - -static int brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_priv *cfg_priv) -{ - char buf[10+IFNAMSIZ]; - struct dentry *fd; - s32 err = 0; - - sprintf(buf, "netdev:%s", cfg_to_ndev(cfg_priv)->name); - cfg_priv->debugfsdir = debugfs_create_dir(buf, - cfg_to_wiphy(cfg_priv)->debugfsdir); - - fd = debugfs_create_u16("beacon_int", S_IRUGO, cfg_priv->debugfsdir, - (u16 *)&cfg_priv->profile->beacon_interval); - if (!fd) { - err = -ENOMEM; - goto err_out; - } - - fd = debugfs_create_u8("dtim_period", S_IRUGO, cfg_priv->debugfsdir, - (u8 *)&cfg_priv->profile->dtim_period); - if (!fd) { - err = -ENOMEM; - goto err_out; - } - -err_out: - return err; -} - -static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_priv *cfg_priv) -{ - debugfs_remove_recursive(cfg_priv->debugfsdir); - cfg_priv->debugfsdir = NULL; -} |
