1 /* 2 * Copyright (c) 2010-2011 Atheros Communications Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef AR9003_MCI_H 18 #define AR9003_MCI_H 19 20 #define MCI_FLAG_DISABLE_TIMESTAMP 0x00000001 /* Disable time stamp */ 21 #define MCI_RECOVERY_DUR_TSF (100 * 1000) /* 100 ms */ 22 23 /* Default remote BT device MCI COEX version */ 24 #define MCI_GPM_COEX_MAJOR_VERSION_DEFAULT 3 25 #define MCI_GPM_COEX_MINOR_VERSION_DEFAULT 0 26 27 /* Local WLAN MCI COEX version */ 28 #define MCI_GPM_COEX_MAJOR_VERSION_WLAN 3 29 #define MCI_GPM_COEX_MINOR_VERSION_WLAN 0 30 31 enum mci_gpm_coex_query_type { 32 MCI_GPM_COEX_QUERY_BT_ALL_INFO = BIT(0), 33 MCI_GPM_COEX_QUERY_BT_TOPOLOGY = BIT(1), 34 MCI_GPM_COEX_QUERY_BT_DEBUG = BIT(2), 35 }; 36 37 enum mci_gpm_coex_halt_bt_gpm { 38 MCI_GPM_COEX_BT_GPM_UNHALT, 39 MCI_GPM_COEX_BT_GPM_HALT 40 }; 41 42 enum mci_gpm_coex_bt_update_flags_op { 43 MCI_GPM_COEX_BT_FLAGS_READ, 44 MCI_GPM_COEX_BT_FLAGS_SET, 45 MCI_GPM_COEX_BT_FLAGS_CLEAR 46 }; 47 48 #define MCI_NUM_BT_CHANNELS 79 49 50 #define MCI_BT_MCI_FLAGS_UPDATE_CORR 0x00000002 51 #define MCI_BT_MCI_FLAGS_UPDATE_HDR 0x00000004 52 #define MCI_BT_MCI_FLAGS_UPDATE_PLD 0x00000008 53 #define MCI_BT_MCI_FLAGS_LNA_CTRL 0x00000010 54 #define MCI_BT_MCI_FLAGS_DEBUG 0x00000020 55 #define MCI_BT_MCI_FLAGS_SCHED_MSG 0x00000040 56 #define MCI_BT_MCI_FLAGS_CONT_MSG 0x00000080 57 #define MCI_BT_MCI_FLAGS_COEX_GPM 0x00000100 58 #define MCI_BT_MCI_FLAGS_CPU_INT_MSG 0x00000200 59 #define MCI_BT_MCI_FLAGS_MCI_MODE 0x00000400 60 #define MCI_BT_MCI_FLAGS_AR9462_MODE 0x00001000 61 #define MCI_BT_MCI_FLAGS_OTHER 0x00010000 62 63 #define MCI_DEFAULT_BT_MCI_FLAGS 0x00011dde 64 65 #define MCI_TOGGLE_BT_MCI_FLAGS (MCI_BT_MCI_FLAGS_UPDATE_CORR | \ 66 MCI_BT_MCI_FLAGS_UPDATE_HDR | \ 67 MCI_BT_MCI_FLAGS_UPDATE_PLD | \ 68 MCI_BT_MCI_FLAGS_MCI_MODE) 69 70 #define MCI_2G_FLAGS_CLEAR_MASK 0x00000000 71 #define MCI_2G_FLAGS_SET_MASK MCI_TOGGLE_BT_MCI_FLAGS 72 #define MCI_2G_FLAGS MCI_DEFAULT_BT_MCI_FLAGS 73 74 #define MCI_5G_FLAGS_CLEAR_MASK MCI_TOGGLE_BT_MCI_FLAGS 75 #define MCI_5G_FLAGS_SET_MASK 0x00000000 76 #define MCI_5G_FLAGS (MCI_DEFAULT_BT_MCI_FLAGS & \ 77 ~MCI_TOGGLE_BT_MCI_FLAGS) 78 79 /* 80 * Default value for AR9462 is 0x00002201 81 */ 82 #define ATH_MCI_CONFIG_CONCUR_TX 0x00000003 83 #define ATH_MCI_CONFIG_MCI_OBS_MCI 0x00000004 84 #define ATH_MCI_CONFIG_MCI_OBS_TXRX 0x00000008 85 #define ATH_MCI_CONFIG_MCI_OBS_BT 0x00000010 86 #define ATH_MCI_CONFIG_DISABLE_MCI_CAL 0x00000020 87 #define ATH_MCI_CONFIG_DISABLE_OSLA 0x00000040 88 #define ATH_MCI_CONFIG_DISABLE_FTP_STOMP 0x00000080 89 #define ATH_MCI_CONFIG_AGGR_THRESH 0x00000700 90 #define ATH_MCI_CONFIG_AGGR_THRESH_S 8 91 #define ATH_MCI_CONFIG_DISABLE_AGGR_THRESH 0x00000800 92 #define ATH_MCI_CONFIG_CLK_DIV 0x00003000 93 #define ATH_MCI_CONFIG_CLK_DIV_S 12 94 #define ATH_MCI_CONFIG_DISABLE_TUNING 0x00004000 95 #define ATH_MCI_CONFIG_DISABLE_AIC 0x00008000 96 #define ATH_MCI_CONFIG_AIC_CAL_NUM_CHAN 0x007f0000 97 #define ATH_MCI_CONFIG_AIC_CAL_NUM_CHAN_S 16 98 #define ATH_MCI_CONFIG_NO_QUIET_ACK 0x00800000 99 #define ATH_MCI_CONFIG_NO_QUIET_ACK_S 23 100 #define ATH_MCI_CONFIG_ANT_ARCH 0x07000000 101 #define ATH_MCI_CONFIG_ANT_ARCH_S 24 102 #define ATH_MCI_CONFIG_FORCE_QUIET_ACK 0x08000000 103 #define ATH_MCI_CONFIG_FORCE_QUIET_ACK_S 27 104 #define ATH_MCI_CONFIG_FORCE_2CHAIN_ACK 0x10000000 105 #define ATH_MCI_CONFIG_MCI_STAT_DBG 0x20000000 106 #define ATH_MCI_CONFIG_MCI_WEIGHT_DBG 0x40000000 107 #define ATH_MCI_CONFIG_DISABLE_MCI 0x80000000 108 109 #define ATH_MCI_CONFIG_MCI_OBS_MASK (ATH_MCI_CONFIG_MCI_OBS_MCI | \ 110 ATH_MCI_CONFIG_MCI_OBS_TXRX | \ 111 ATH_MCI_CONFIG_MCI_OBS_BT) 112 113 #define ATH_MCI_CONFIG_MCI_OBS_GPIO 0x0000002F 114 115 #define ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_NON_SHARED 0x00 116 #define ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_SHARED 0x01 117 #define ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_NON_SHARED 0x02 118 #define ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_SHARED 0x03 119 #define ATH_MCI_ANT_ARCH_3_ANT 0x04 120 121 #define MCI_ANT_ARCH_PA_LNA_SHARED(mci) \ 122 ((MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH) == ATH_MCI_ANT_ARCH_1_ANT_PA_LNA_SHARED) || \ 123 (MS(mci->config, ATH_MCI_CONFIG_ANT_ARCH) == ATH_MCI_ANT_ARCH_2_ANT_PA_LNA_SHARED)) 124 125 enum mci_message_header { /* length of payload */ 126 MCI_LNA_CTRL = 0x10, /* len = 0 */ 127 MCI_CONT_NACK = 0x20, /* len = 0 */ 128 MCI_CONT_INFO = 0x30, /* len = 4 */ 129 MCI_CONT_RST = 0x40, /* len = 0 */ 130 MCI_SCHD_INFO = 0x50, /* len = 16 */ 131 MCI_CPU_INT = 0x60, /* len = 4 */ 132 MCI_SYS_WAKING = 0x70, /* len = 0 */ 133 MCI_GPM = 0x80, /* len = 16 */ 134 MCI_LNA_INFO = 0x90, /* len = 1 */ 135 MCI_LNA_STATE = 0x94, 136 MCI_LNA_TAKE = 0x98, 137 MCI_LNA_TRANS = 0x9c, 138 MCI_SYS_SLEEPING = 0xa0, /* len = 0 */ 139 MCI_REQ_WAKE = 0xc0, /* len = 0 */ 140 MCI_DEBUG_16 = 0xfe, /* len = 2 */ 141 MCI_REMOTE_RESET = 0xff /* len = 16 */ 142 }; 143 144 enum ath_mci_gpm_coex_profile_type { 145 MCI_GPM_COEX_PROFILE_UNKNOWN, 146 MCI_GPM_COEX_PROFILE_RFCOMM, 147 MCI_GPM_COEX_PROFILE_A2DP, 148 MCI_GPM_COEX_PROFILE_HID, 149 MCI_GPM_COEX_PROFILE_BNEP, 150 MCI_GPM_COEX_PROFILE_VOICE, 151 MCI_GPM_COEX_PROFILE_A2DPVO, 152 MCI_GPM_COEX_PROFILE_MAX 153 }; 154 155 /* MCI GPM/Coex opcode/type definitions */ 156 enum { 157 MCI_GPM_COEX_W_GPM_PAYLOAD = 1, 158 MCI_GPM_COEX_B_GPM_TYPE = 4, 159 MCI_GPM_COEX_B_GPM_OPCODE = 5, 160 /* MCI_GPM_WLAN_CAL_REQ, MCI_GPM_WLAN_CAL_DONE */ 161 MCI_GPM_WLAN_CAL_W_SEQUENCE = 2, 162 163 /* MCI_GPM_COEX_VERSION_QUERY */ 164 /* MCI_GPM_COEX_VERSION_RESPONSE */ 165 MCI_GPM_COEX_B_MAJOR_VERSION = 6, 166 MCI_GPM_COEX_B_MINOR_VERSION = 7, 167 /* MCI_GPM_COEX_STATUS_QUERY */ 168 MCI_GPM_COEX_B_BT_BITMAP = 6, 169 MCI_GPM_COEX_B_WLAN_BITMAP = 7, 170 /* MCI_GPM_COEX_HALT_BT_GPM */ 171 MCI_GPM_COEX_B_HALT_STATE = 6, 172 /* MCI_GPM_COEX_WLAN_CHANNELS */ 173 MCI_GPM_COEX_B_CHANNEL_MAP = 6, 174 /* MCI_GPM_COEX_BT_PROFILE_INFO */ 175 MCI_GPM_COEX_B_PROFILE_TYPE = 6, 176 MCI_GPM_COEX_B_PROFILE_LINKID = 7, 177 MCI_GPM_COEX_B_PROFILE_STATE = 8, 178 MCI_GPM_COEX_B_PROFILE_ROLE = 9, 179 MCI_GPM_COEX_B_PROFILE_RATE = 10, 180 MCI_GPM_COEX_B_PROFILE_VOTYPE = 11, 181 MCI_GPM_COEX_H_PROFILE_T = 12, 182 MCI_GPM_COEX_B_PROFILE_W = 14, 183 MCI_GPM_COEX_B_PROFILE_A = 15, 184 /* MCI_GPM_COEX_BT_STATUS_UPDATE */ 185 MCI_GPM_COEX_B_STATUS_TYPE = 6, 186 MCI_GPM_COEX_B_STATUS_LINKID = 7, 187 MCI_GPM_COEX_B_STATUS_STATE = 8, 188 /* MCI_GPM_COEX_BT_UPDATE_FLAGS */ 189 MCI_GPM_COEX_W_BT_FLAGS = 6, 190 MCI_GPM_COEX_B_BT_FLAGS_OP = 10 191 }; 192 193 enum mci_gpm_subtype { 194 MCI_GPM_BT_CAL_REQ = 0, 195 MCI_GPM_BT_CAL_GRANT = 1, 196 MCI_GPM_BT_CAL_DONE = 2, 197 MCI_GPM_WLAN_CAL_REQ = 3, 198 MCI_GPM_WLAN_CAL_GRANT = 4, 199 MCI_GPM_WLAN_CAL_DONE = 5, 200 MCI_GPM_COEX_AGENT = 0x0c, 201 MCI_GPM_RSVD_PATTERN = 0xfe, 202 MCI_GPM_RSVD_PATTERN32 = 0xfefefefe, 203 MCI_GPM_BT_DEBUG = 0xff 204 }; 205 206 enum mci_bt_state { 207 MCI_BT_SLEEP, 208 MCI_BT_AWAKE, 209 MCI_BT_CAL_START, 210 MCI_BT_CAL 211 }; 212 213 enum mci_ps_state { 214 MCI_PS_DISABLE, 215 MCI_PS_ENABLE, 216 MCI_PS_ENABLE_OFF, 217 MCI_PS_ENABLE_ON 218 }; 219 220 /* Type of state query */ 221 enum mci_state_type { 222 MCI_STATE_ENABLE, 223 MCI_STATE_INIT_GPM_OFFSET, 224 MCI_STATE_CHECK_GPM_OFFSET, 225 MCI_STATE_NEXT_GPM_OFFSET, 226 MCI_STATE_LAST_GPM_OFFSET, 227 MCI_STATE_BT, 228 MCI_STATE_SET_BT_SLEEP, 229 MCI_STATE_SET_BT_AWAKE, 230 MCI_STATE_SET_BT_CAL_START, 231 MCI_STATE_SET_BT_CAL, 232 MCI_STATE_LAST_SCHD_MSG_OFFSET, 233 MCI_STATE_REMOTE_SLEEP, 234 MCI_STATE_CONT_STATUS, 235 MCI_STATE_RESET_REQ_WAKE, 236 MCI_STATE_SEND_WLAN_COEX_VERSION, 237 MCI_STATE_SET_BT_COEX_VERSION, 238 MCI_STATE_SEND_WLAN_CHANNELS, 239 MCI_STATE_SEND_VERSION_QUERY, 240 MCI_STATE_SEND_STATUS_QUERY, 241 MCI_STATE_NEED_FLUSH_BT_INFO, 242 MCI_STATE_SET_CONCUR_TX_PRI, 243 MCI_STATE_RECOVER_RX, 244 MCI_STATE_NEED_FTP_STOMP, 245 MCI_STATE_NEED_TUNING, 246 MCI_STATE_NEED_STAT_DEBUG, 247 MCI_STATE_SHARED_CHAIN_CONCUR_TX, 248 MCI_STATE_AIC_CAL, 249 MCI_STATE_AIC_START, 250 MCI_STATE_AIC_CAL_RESET, 251 MCI_STATE_AIC_CAL_SINGLE, 252 MCI_STATE_IS_AR9462, 253 MCI_STATE_IS_AR9565_1ANT, 254 MCI_STATE_IS_AR9565_2ANT, 255 MCI_STATE_WLAN_WEAK_SIGNAL, 256 MCI_STATE_SET_WLAN_PS_STATE, 257 MCI_STATE_GET_WLAN_PS_STATE, 258 MCI_STATE_DEBUG, 259 MCI_STATE_STAT_DEBUG, 260 MCI_STATE_ALLOW_FCS, 261 MCI_STATE_SET_2G_CONTENTION, 262 MCI_STATE_MAX 263 }; 264 265 enum mci_gpm_coex_opcode { 266 MCI_GPM_COEX_VERSION_QUERY, 267 MCI_GPM_COEX_VERSION_RESPONSE, 268 MCI_GPM_COEX_STATUS_QUERY, 269 MCI_GPM_COEX_HALT_BT_GPM, 270 MCI_GPM_COEX_WLAN_CHANNELS, 271 MCI_GPM_COEX_BT_PROFILE_INFO, 272 MCI_GPM_COEX_BT_STATUS_UPDATE, 273 MCI_GPM_COEX_BT_UPDATE_FLAGS, 274 MCI_GPM_COEX_NOOP, 275 }; 276 277 #define MCI_GPM_NOMORE 0 278 #define MCI_GPM_MORE 1 279 #define MCI_GPM_INVALID 0xffffffff 280 281 #define MCI_GPM_RECYCLE(_p_gpm) do { \ 282 *(((u32 *)_p_gpm) + MCI_GPM_COEX_W_GPM_PAYLOAD) = \ 283 MCI_GPM_RSVD_PATTERN32; \ 284 } while (0) 285 286 #define MCI_GPM_TYPE(_p_gpm) \ 287 (*(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_GPM_TYPE) & 0xff) 288 289 #define MCI_GPM_OPCODE(_p_gpm) \ 290 (*(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_GPM_OPCODE) & 0xff) 291 292 #define MCI_GPM_SET_CAL_TYPE(_p_gpm, _cal_type) do { \ 293 *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_GPM_TYPE) = (_cal_type) & 0xff;\ 294 } while (0) 295 296 #define MCI_GPM_SET_TYPE_OPCODE(_p_gpm, _type, _opcode) do { \ 297 *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_GPM_TYPE) = (_type) & 0xff; \ 298 *(((u8 *)(_p_gpm)) + MCI_GPM_COEX_B_GPM_OPCODE) = (_opcode) & 0xff;\ 299 } while (0) 300 301 #define MCI_GPM_IS_CAL_TYPE(_type) ((_type) <= MCI_GPM_WLAN_CAL_DONE) 302 303 /* 304 * Functions that are available to the MCI driver core. 305 */ 306 bool ar9003_mci_send_message(struct ath_hw *ah, u8 header, u32 flag, 307 u32 *payload, u8 len, bool wait_done, 308 bool check_bt); 309 u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type); 310 int ar9003_mci_setup(struct ath_hw *ah, u32 gpm_addr, void *gpm_buf, 311 u16 len, u32 sched_addr); 312 void ar9003_mci_cleanup(struct ath_hw *ah); 313 void ar9003_mci_get_interrupt(struct ath_hw *ah, u32 *raw_intr, 314 u32 *rx_msg_intr); 315 u32 ar9003_mci_get_next_gpm_offset(struct ath_hw *ah, u32 *more); 316 void ar9003_mci_set_bt_version(struct ath_hw *ah, u8 major, u8 minor); 317 void ar9003_mci_send_wlan_channels(struct ath_hw *ah); 318 /* 319 * These functions are used by ath9k_hw. 320 */ 321 322 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT 323 324 void ar9003_mci_stop_bt(struct ath_hw *ah, bool save_fullsleep); 325 void ar9003_mci_init_cal_req(struct ath_hw *ah, bool *is_reusable); 326 void ar9003_mci_init_cal_done(struct ath_hw *ah); 327 void ar9003_mci_set_full_sleep(struct ath_hw *ah); 328 void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool force); 329 void ar9003_mci_check_bt(struct ath_hw *ah); 330 bool ar9003_mci_start_reset(struct ath_hw *ah, struct ath9k_channel *chan); 331 int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, 332 struct ath9k_hw_cal_data *caldata); 333 int ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, 334 bool is_full_sleep); 335 void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked); 336 void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah); 337 void ar9003_mci_set_power_awake(struct ath_hw *ah); 338 void ar9003_mci_check_gpm_offset(struct ath_hw *ah); 339 u16 ar9003_mci_get_max_txpower(struct ath_hw *ah, u8 ctlmode); 340 341 #else 342 343 static inline void ar9003_mci_stop_bt(struct ath_hw *ah, bool save_fullsleep) 344 { 345 } 346 static inline void ar9003_mci_init_cal_req(struct ath_hw *ah, bool *is_reusable) 347 { 348 } 349 static inline void ar9003_mci_init_cal_done(struct ath_hw *ah) 350 { 351 } 352 static inline void ar9003_mci_set_full_sleep(struct ath_hw *ah) 353 { 354 } 355 static inline void ar9003_mci_2g5g_switch(struct ath_hw *ah, bool wait_done) 356 { 357 } 358 static inline void ar9003_mci_check_bt(struct ath_hw *ah) 359 { 360 } 361 static inline bool ar9003_mci_start_reset(struct ath_hw *ah, struct ath9k_channel *chan) 362 { 363 return false; 364 } 365 static inline int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, 366 struct ath9k_hw_cal_data *caldata) 367 { 368 return 0; 369 } 370 static inline void ar9003_mci_reset(struct ath_hw *ah, bool en_int, bool is_2g, 371 bool is_full_sleep) 372 { 373 } 374 static inline void ar9003_mci_get_isr(struct ath_hw *ah, enum ath9k_int *masked) 375 { 376 } 377 static inline void ar9003_mci_bt_gain_ctrl(struct ath_hw *ah) 378 { 379 } 380 static inline void ar9003_mci_set_power_awake(struct ath_hw *ah) 381 { 382 } 383 static inline void ar9003_mci_check_gpm_offset(struct ath_hw *ah) 384 { 385 } 386 static inline u16 ar9003_mci_get_max_txpower(struct ath_hw *ah, u8 ctlmode) 387 { 388 return -1; 389 } 390 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ 391 392 #endif 393