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Diffstat (limited to 'drivers/net/wireless/ath/carl9170/fwcmd.h')
-rw-r--r--drivers/net/wireless/ath/carl9170/fwcmd.h284
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diff --git a/drivers/net/wireless/ath/carl9170/fwcmd.h b/drivers/net/wireless/ath/carl9170/fwcmd.h
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+/*
+ * Shared Atheros AR9170 Header
+ *
+ * Firmware command interface definitions
+ *
+ * Copyright 2008, Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2009, 2010, Christian Lamparter <chunkeey@googlemail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING. If not, see
+ * http://www.gnu.org/licenses/.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ * Copyright (c) 2007-2008 Atheros Communications, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef __CARL9170_SHARED_FWCMD_H
+#define __CARL9170_SHARED_FWCMD_H
+
+#define CARL9170_MAX_CMD_LEN 64
+#define CARL9170_MAX_CMD_PAYLOAD_LEN 60
+
+#define CARL9170FW_API_MIN_VER 1
+#define CARL9170FW_API_MAX_VER 1
+
+enum carl9170_cmd_oids {
+ CARL9170_CMD_RREG = 0x00,
+ CARL9170_CMD_WREG = 0x01,
+ CARL9170_CMD_ECHO = 0x02,
+ CARL9170_CMD_SWRST = 0x03,
+ CARL9170_CMD_REBOOT = 0x04,
+ CARL9170_CMD_BCN_CTRL = 0x05,
+ CARL9170_CMD_READ_TSF = 0x06,
+ CARL9170_CMD_RX_FILTER = 0x07,
+
+ /* CAM */
+ CARL9170_CMD_EKEY = 0x10,
+ CARL9170_CMD_DKEY = 0x11,
+
+ /* RF / PHY */
+ CARL9170_CMD_FREQUENCY = 0x20,
+ CARL9170_CMD_RF_INIT = 0x21,
+ CARL9170_CMD_SYNTH = 0x22,
+ CARL9170_CMD_FREQ_START = 0x23,
+ CARL9170_CMD_PSM = 0x24,
+
+ /* Asychronous command flag */
+ CARL9170_CMD_ASYNC_FLAG = 0x40,
+ CARL9170_CMD_WREG_ASYNC = (CARL9170_CMD_WREG |
+ CARL9170_CMD_ASYNC_FLAG),
+ CARL9170_CMD_REBOOT_ASYNC = (CARL9170_CMD_REBOOT |
+ CARL9170_CMD_ASYNC_FLAG),
+ CARL9170_CMD_BCN_CTRL_ASYNC = (CARL9170_CMD_BCN_CTRL |
+ CARL9170_CMD_ASYNC_FLAG),
+ CARL9170_CMD_PSM_ASYNC = (CARL9170_CMD_PSM |
+ CARL9170_CMD_ASYNC_FLAG),
+
+ /* responses and traps */
+ CARL9170_RSP_FLAG = 0xc0,
+ CARL9170_RSP_PRETBTT = 0xc0,
+ CARL9170_RSP_TXCOMP = 0xc1,
+ CARL9170_RSP_BEACON_CONFIG = 0xc2,
+ CARL9170_RSP_ATIM = 0xc3,
+ CARL9170_RSP_WATCHDOG = 0xc6,
+ CARL9170_RSP_TEXT = 0xca,
+ CARL9170_RSP_HEXDUMP = 0xcc,
+ CARL9170_RSP_RADAR = 0xcd,
+ CARL9170_RSP_GPIO = 0xce,
+ CARL9170_RSP_BOOT = 0xcf,
+};
+
+struct carl9170_set_key_cmd {
+ __le16 user;
+ __le16 keyId;
+ __le16 type;
+ u8 macAddr[6];
+ u32 key[4];
+} __packed;
+#define CARL9170_SET_KEY_CMD_SIZE 28
+
+struct carl9170_disable_key_cmd {
+ __le16 user;
+ __le16 padding;
+} __packed;
+#define CARL9170_DISABLE_KEY_CMD_SIZE 4
+
+struct carl9170_u32_list {
+ u32 vals[0];
+} __packed;
+
+struct carl9170_reg_list {
+ __le32 regs[0];
+} __packed;
+
+struct carl9170_write_reg {
+ struct {
+ __le32 addr;
+ __le32 val;
+ } regs[0] __packed;
+} __packed;
+
+#define CARL9170FW_PHY_HT_ENABLE 0x4
+#define CARL9170FW_PHY_HT_DYN2040 0x8
+#define CARL9170FW_PHY_HT_EXT_CHAN_OFF 0x3
+#define CARL9170FW_PHY_HT_EXT_CHAN_OFF_S 2
+
+struct carl9170_rf_init {
+ __le32 freq;
+ u8 ht_settings;
+ u8 padding2[3];
+ __le32 delta_slope_coeff_exp;
+ __le32 delta_slope_coeff_man;
+ __le32 delta_slope_coeff_exp_shgi;
+ __le32 delta_slope_coeff_man_shgi;
+ __le32 finiteLoopCount;
+} __packed;
+#define CARL9170_RF_INIT_SIZE 28
+
+struct carl9170_rf_init_result {
+ __le32 ret; /* AR9170_PHY_REG_AGC_CONTROL */
+} __packed;
+#define CARL9170_RF_INIT_RESULT_SIZE 4
+
+#define CARL9170_PSM_SLEEP 0x1000
+#define CARL9170_PSM_SOFTWARE 0
+#define CARL9170_PSM_WAKE 0 /* internally used. */
+#define CARL9170_PSM_COUNTER 0xfff
+#define CARL9170_PSM_COUNTER_S 0
+
+struct carl9170_psm {
+ __le32 state;
+} __packed;
+#define CARL9170_PSM_SIZE 4
+
+struct carl9170_rx_filter_cmd {
+ __le32 rx_filter;
+} __packed;
+#define CARL9170_RX_FILTER_CMD_SIZE 4
+
+#define CARL9170_RX_FILTER_BAD 0x01
+#define CARL9170_RX_FILTER_OTHER_RA 0x02
+#define CARL9170_RX_FILTER_DECRY_FAIL 0x04
+#define CARL9170_RX_FILTER_CTL_OTHER 0x08
+#define CARL9170_RX_FILTER_CTL_PSPOLL 0x10
+#define CARL9170_RX_FILTER_CTL_BACKR 0x20
+#define CARL9170_RX_FILTER_MGMT 0x40
+#define CARL9170_RX_FILTER_DATA 0x80
+
+struct carl9170_bcn_ctrl_cmd {
+ __le32 vif_id;
+ __le32 mode;
+ __le32 bcn_addr;
+ __le32 bcn_len;
+} __packed;
+#define CARL9170_BCN_CTRL_CMD_SIZE 16
+
+#define CARL9170_BCN_CTRL_DRAIN 0
+#define CARL9170_BCN_CTRL_CAB_TRIGGER 1
+
+struct carl9170_cmd_head {
+ union {
+ struct {
+ u8 len;
+ u8 cmd;
+ u8 seq;
+ u8 ext;
+ } __packed;
+
+ u32 hdr_data;
+ } __packed;
+} __packed;
+
+struct carl9170_cmd {
+ struct carl9170_cmd_head hdr;
+ union {
+ struct carl9170_set_key_cmd setkey;
+ struct carl9170_disable_key_cmd disablekey;
+ struct carl9170_u32_list echo;
+ struct carl9170_reg_list rreg;
+ struct carl9170_write_reg wreg;
+ struct carl9170_rf_init rf_init;
+ struct carl9170_psm psm;
+ struct carl9170_bcn_ctrl_cmd bcn_ctrl;
+ struct carl9170_rx_filter_cmd rx_filter;
+ u8 data[CARL9170_MAX_CMD_PAYLOAD_LEN];
+ } __packed;
+} __packed;
+
+#define CARL9170_TX_STATUS_QUEUE 3
+#define CARL9170_TX_STATUS_QUEUE_S 0
+#define CARL9170_TX_STATUS_RIX_S 2
+#define CARL9170_TX_STATUS_RIX (3 << CARL9170_TX_STATUS_RIX_S)
+#define CARL9170_TX_STATUS_TRIES_S 4
+#define CARL9170_TX_STATUS_TRIES (7 << CARL9170_TX_STATUS_TRIES_S)
+#define CARL9170_TX_STATUS_SUCCESS 0x80
+
+/*
+ * NOTE:
+ * Both structs [carl9170_tx_status and _carl9170_tx_status]
+ * need to be "bit for bit" in sync.
+ */
+struct carl9170_tx_status {
+ /*
+ * Beware of compiler bugs in all gcc pre 4.4!
+ */
+
+ u8 cookie;
+ u8 queue:2;
+ u8 rix:2;
+ u8 tries:3;
+ u8 success:1;
+} __packed;
+struct _carl9170_tx_status {
+ /*
+ * This version should be immune to all alignment bugs.
+ */
+
+ u8 cookie;
+ u8 info;
+} __packed;
+#define CARL9170_TX_STATUS_SIZE 2
+
+#define CARL9170_RSP_TX_STATUS_NUM (CARL9170_MAX_CMD_PAYLOAD_LEN / \
+ sizeof(struct _carl9170_tx_status))
+
+#define CARL9170_TX_MAX_RATE_TRIES 7
+
+#define CARL9170_TX_MAX_RATES 4
+#define CARL9170_TX_MAX_RETRY_RATES (CARL9170_TX_MAX_RATES - 1)
+#define CARL9170_ERR_MAGIC "ERR:"
+#define CARL9170_BUG_MAGIC "BUG:"
+
+struct carl9170_gpio {
+ __le32 gpio;
+} __packed;
+#define CARL9170_GPIO_SIZE 4
+
+struct carl9170_tsf_rsp {
+ union {
+ __le32 tsf[2];
+ __le64 tsf_64;
+ } __packed;
+} __packed;
+#define CARL9170_TSF_RSP_SIZE 8
+
+struct carl9170_rsp {
+ struct carl9170_cmd_head hdr;
+
+ union {
+ struct carl9170_rf_init_result rf_init_res;
+ struct carl9170_u32_list rreg_res;
+ struct carl9170_u32_list echo;
+ struct carl9170_tx_status tx_status[0];
+ struct _carl9170_tx_status _tx_status[0];
+ struct carl9170_gpio gpio;
+ struct carl9170_tsf_rsp tsf;
+ struct carl9170_psm psm;
+ u8 data[CARL9170_MAX_CMD_PAYLOAD_LEN];
+ } __packed;
+} __packed;
+
+#endif /* __CARL9170_SHARED_FWCMD_H */
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