Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2005-2011 Atheros Communications Inc. |
| 3 | * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. |
| 4 | * |
| 5 | * Permission to use, copy, modify, and/or distribute this software for any |
| 6 | * purpose with or without fee is hereby granted, provided that the above |
| 7 | * copyright notice and this permission notice appear in all copies. |
| 8 | * |
| 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 16 | */ |
| 17 | |
| 18 | #include <linux/module.h> |
| 19 | #include <linux/firmware.h> |
Toshi Kikuchi | 5aabff0 | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 20 | #include <linux/of.h> |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 21 | |
| 22 | #include "core.h" |
| 23 | #include "mac.h" |
| 24 | #include "htc.h" |
| 25 | #include "hif.h" |
| 26 | #include "wmi.h" |
| 27 | #include "bmi.h" |
| 28 | #include "debug.h" |
| 29 | #include "htt.h" |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 30 | #include "testmode.h" |
Michal Kazior | d7579d1 | 2014-12-03 10:10:54 +0200 | [diff] [blame] | 31 | #include "wmi-ops.h" |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 32 | |
| 33 | unsigned int ath10k_debug_mask; |
| 34 | static bool uart_print; |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 35 | static bool skip_otp; |
| 36 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 37 | module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); |
| 38 | module_param(uart_print, bool, 0644); |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 39 | module_param(skip_otp, bool, 0644); |
| 40 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 41 | MODULE_PARM_DESC(debug_mask, "Debugging mask"); |
| 42 | MODULE_PARM_DESC(uart_print, "Uart target debugging"); |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 43 | MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 44 | |
| 45 | static const struct ath10k_hw_params ath10k_hw_params_list[] = { |
| 46 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 47 | .id = QCA988X_HW_2_0_VERSION, |
| 48 | .name = "qca988x hw2.0", |
| 49 | .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR, |
Michal Kazior | 3a8200b | 2014-12-02 10:55:55 +0200 | [diff] [blame] | 50 | .uart_pin = 7, |
Michal Kazior | 587f703 | 2015-05-25 14:06:18 +0200 | [diff] [blame] | 51 | .has_shifted_cc_wraparound = true, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 52 | .fw = { |
| 53 | .dir = QCA988X_HW_2_0_FW_DIR, |
| 54 | .fw = QCA988X_HW_2_0_FW_FILE, |
| 55 | .otp = QCA988X_HW_2_0_OTP_FILE, |
| 56 | .board = QCA988X_HW_2_0_BOARD_DATA_FILE, |
Michal Kazior | 9764a2a | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 57 | .board_size = QCA988X_BOARD_DATA_SZ, |
| 58 | .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 59 | }, |
| 60 | }, |
Michal Kazior | d63955b | 2015-01-24 12:14:49 +0200 | [diff] [blame] | 61 | { |
| 62 | .id = QCA6174_HW_2_1_VERSION, |
| 63 | .name = "qca6174 hw2.1", |
| 64 | .patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR, |
| 65 | .uart_pin = 6, |
| 66 | .fw = { |
| 67 | .dir = QCA6174_HW_2_1_FW_DIR, |
| 68 | .fw = QCA6174_HW_2_1_FW_FILE, |
| 69 | .otp = QCA6174_HW_2_1_OTP_FILE, |
| 70 | .board = QCA6174_HW_2_1_BOARD_DATA_FILE, |
| 71 | .board_size = QCA6174_BOARD_DATA_SZ, |
| 72 | .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ, |
| 73 | }, |
| 74 | }, |
| 75 | { |
| 76 | .id = QCA6174_HW_3_0_VERSION, |
| 77 | .name = "qca6174 hw3.0", |
| 78 | .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR, |
| 79 | .uart_pin = 6, |
| 80 | .fw = { |
| 81 | .dir = QCA6174_HW_3_0_FW_DIR, |
| 82 | .fw = QCA6174_HW_3_0_FW_FILE, |
| 83 | .otp = QCA6174_HW_3_0_OTP_FILE, |
| 84 | .board = QCA6174_HW_3_0_BOARD_DATA_FILE, |
| 85 | .board_size = QCA6174_BOARD_DATA_SZ, |
| 86 | .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ, |
| 87 | }, |
| 88 | }, |
Michal Kazior | 608b8f7 | 2015-01-29 13:24:33 +0100 | [diff] [blame] | 89 | { |
| 90 | .id = QCA6174_HW_3_2_VERSION, |
| 91 | .name = "qca6174 hw3.2", |
| 92 | .patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR, |
| 93 | .uart_pin = 6, |
| 94 | .fw = { |
| 95 | /* uses same binaries as hw3.0 */ |
| 96 | .dir = QCA6174_HW_3_0_FW_DIR, |
| 97 | .fw = QCA6174_HW_3_0_FW_FILE, |
| 98 | .otp = QCA6174_HW_3_0_OTP_FILE, |
| 99 | .board = QCA6174_HW_3_0_BOARD_DATA_FILE, |
| 100 | .board_size = QCA6174_BOARD_DATA_SZ, |
| 101 | .board_ext_size = QCA6174_BOARD_EXT_DATA_SZ, |
| 102 | }, |
| 103 | }, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 104 | }; |
| 105 | |
Michal Kazior | b27bc5a | 2015-06-15 14:46:40 +0300 | [diff] [blame^] | 106 | static const char *const ath10k_core_fw_feature_str[] = { |
| 107 | [ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX] = "wmi-mgmt-rx", |
| 108 | [ATH10K_FW_FEATURE_WMI_10X] = "wmi-10.x", |
| 109 | [ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX] = "has-wmi-mgmt-tx", |
| 110 | [ATH10K_FW_FEATURE_NO_P2P] = "no-p2p", |
| 111 | [ATH10K_FW_FEATURE_WMI_10_2] = "wmi-10.2", |
| 112 | [ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT] = "multi-vif-ps", |
| 113 | [ATH10K_FW_FEATURE_WOWLAN_SUPPORT] = "wowlan", |
| 114 | [ATH10K_FW_FEATURE_IGNORE_OTP_RESULT] = "ignore-otp", |
| 115 | [ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING] = "no-4addr-pad", |
| 116 | [ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT] = "skip-clock-init", |
| 117 | }; |
| 118 | |
| 119 | static unsigned int ath10k_core_get_fw_feature_str(char *buf, |
| 120 | size_t buf_len, |
| 121 | enum ath10k_fw_features feat) |
| 122 | { |
| 123 | if (feat >= ARRAY_SIZE(ath10k_core_fw_feature_str) || |
| 124 | WARN_ON(!ath10k_core_fw_feature_str[feat])) { |
| 125 | return scnprintf(buf, buf_len, "bit%d", feat); |
| 126 | } |
| 127 | |
| 128 | return scnprintf(buf, buf_len, "%s", ath10k_core_fw_feature_str[feat]); |
| 129 | } |
| 130 | |
| 131 | void ath10k_core_get_fw_features_str(struct ath10k *ar, |
| 132 | char *buf, |
| 133 | size_t buf_len) |
| 134 | { |
| 135 | unsigned int len = 0; |
| 136 | int i; |
| 137 | |
| 138 | for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { |
| 139 | if (test_bit(i, ar->fw_features)) { |
| 140 | if (len > 0) |
| 141 | len += scnprintf(buf + len, buf_len - len, ","); |
| 142 | |
| 143 | len += ath10k_core_get_fw_feature_str(buf + len, |
| 144 | buf_len - len, |
| 145 | i); |
| 146 | } |
| 147 | } |
| 148 | } |
| 149 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 150 | static void ath10k_send_suspend_complete(struct ath10k *ar) |
| 151 | { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 152 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 153 | |
Marek Puzyniak | 9042e17 | 2014-02-10 17:14:23 +0100 | [diff] [blame] | 154 | complete(&ar->target_suspend); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 155 | } |
| 156 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 157 | static int ath10k_init_configure_target(struct ath10k *ar) |
| 158 | { |
| 159 | u32 param_host; |
| 160 | int ret; |
| 161 | |
| 162 | /* tell target which HTC version it is used*/ |
| 163 | ret = ath10k_bmi_write32(ar, hi_app_host_interest, |
| 164 | HTC_PROTOCOL_VERSION); |
| 165 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 166 | ath10k_err(ar, "settings HTC version failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 167 | return ret; |
| 168 | } |
| 169 | |
| 170 | /* set the firmware mode to STA/IBSS/AP */ |
| 171 | ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host); |
| 172 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 173 | ath10k_err(ar, "setting firmware mode (1/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 174 | return ret; |
| 175 | } |
| 176 | |
| 177 | /* TODO following parameters need to be re-visited. */ |
| 178 | /* num_device */ |
| 179 | param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT); |
| 180 | /* Firmware mode */ |
| 181 | /* FIXME: Why FW_MODE_AP ??.*/ |
| 182 | param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT); |
| 183 | /* mac_addr_method */ |
| 184 | param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT); |
| 185 | /* firmware_bridge */ |
| 186 | param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT); |
| 187 | /* fwsubmode */ |
| 188 | param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT); |
| 189 | |
| 190 | ret = ath10k_bmi_write32(ar, hi_option_flag, param_host); |
| 191 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 192 | ath10k_err(ar, "setting firmware mode (2/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 193 | return ret; |
| 194 | } |
| 195 | |
| 196 | /* We do all byte-swapping on the host */ |
| 197 | ret = ath10k_bmi_write32(ar, hi_be, 0); |
| 198 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 199 | ath10k_err(ar, "setting host CPU BE mode failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 200 | return ret; |
| 201 | } |
| 202 | |
| 203 | /* FW descriptor/Data swap flags */ |
| 204 | ret = ath10k_bmi_write32(ar, hi_fw_swap, 0); |
| 205 | |
| 206 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 207 | ath10k_err(ar, "setting FW data/desc swap flags failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 208 | return ret; |
| 209 | } |
| 210 | |
| 211 | return 0; |
| 212 | } |
| 213 | |
| 214 | static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar, |
| 215 | const char *dir, |
| 216 | const char *file) |
| 217 | { |
| 218 | char filename[100]; |
| 219 | const struct firmware *fw; |
| 220 | int ret; |
| 221 | |
| 222 | if (file == NULL) |
| 223 | return ERR_PTR(-ENOENT); |
| 224 | |
| 225 | if (dir == NULL) |
| 226 | dir = "."; |
| 227 | |
| 228 | snprintf(filename, sizeof(filename), "%s/%s", dir, file); |
| 229 | ret = request_firmware(&fw, filename, ar->dev); |
| 230 | if (ret) |
| 231 | return ERR_PTR(ret); |
| 232 | |
| 233 | return fw; |
| 234 | } |
| 235 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 236 | static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data, |
| 237 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 238 | { |
Michal Kazior | 9764a2a | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 239 | u32 board_data_size = ar->hw_params.fw.board_size; |
| 240 | u32 board_ext_data_size = ar->hw_params.fw.board_ext_size; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 241 | u32 board_ext_data_addr; |
| 242 | int ret; |
| 243 | |
| 244 | ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr); |
| 245 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 246 | ath10k_err(ar, "could not read board ext data addr (%d)\n", |
| 247 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 248 | return ret; |
| 249 | } |
| 250 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 251 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | effea96 | 2013-09-08 17:55:44 +0300 | [diff] [blame] | 252 | "boot push board extended data addr 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 253 | board_ext_data_addr); |
| 254 | |
| 255 | if (board_ext_data_addr == 0) |
| 256 | return 0; |
| 257 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 258 | if (data_len != (board_data_size + board_ext_data_size)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 259 | ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n", |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 260 | data_len, board_data_size, board_ext_data_size); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 261 | return -EINVAL; |
| 262 | } |
| 263 | |
| 264 | ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 265 | data + board_data_size, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 266 | board_ext_data_size); |
| 267 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 268 | ath10k_err(ar, "could not write board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 269 | return ret; |
| 270 | } |
| 271 | |
| 272 | ret = ath10k_bmi_write32(ar, hi_board_ext_data_config, |
| 273 | (board_ext_data_size << 16) | 1); |
| 274 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 275 | ath10k_err(ar, "could not write board ext data bit (%d)\n", |
| 276 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 277 | return ret; |
| 278 | } |
| 279 | |
| 280 | return 0; |
| 281 | } |
| 282 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 283 | static int ath10k_download_board_data(struct ath10k *ar, const void *data, |
| 284 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 285 | { |
Michal Kazior | 9764a2a | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 286 | u32 board_data_size = ar->hw_params.fw.board_size; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 287 | u32 address; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 288 | int ret; |
| 289 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 290 | ret = ath10k_push_board_ext_data(ar, data, data_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 291 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 292 | ath10k_err(ar, "could not push board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 293 | goto exit; |
| 294 | } |
| 295 | |
| 296 | ret = ath10k_bmi_read32(ar, hi_board_data, &address); |
| 297 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 298 | ath10k_err(ar, "could not read board data addr (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 299 | goto exit; |
| 300 | } |
| 301 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 302 | ret = ath10k_bmi_write_memory(ar, address, data, |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 303 | min_t(u32, board_data_size, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 304 | data_len)); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 305 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 306 | ath10k_err(ar, "could not write board data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 307 | goto exit; |
| 308 | } |
| 309 | |
| 310 | ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1); |
| 311 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 312 | ath10k_err(ar, "could not write board data bit (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 313 | goto exit; |
| 314 | } |
| 315 | |
| 316 | exit: |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 317 | return ret; |
| 318 | } |
| 319 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 320 | static int ath10k_download_cal_file(struct ath10k *ar) |
| 321 | { |
| 322 | int ret; |
| 323 | |
| 324 | if (!ar->cal_file) |
| 325 | return -ENOENT; |
| 326 | |
| 327 | if (IS_ERR(ar->cal_file)) |
| 328 | return PTR_ERR(ar->cal_file); |
| 329 | |
| 330 | ret = ath10k_download_board_data(ar, ar->cal_file->data, |
| 331 | ar->cal_file->size); |
| 332 | if (ret) { |
| 333 | ath10k_err(ar, "failed to download cal_file data: %d\n", ret); |
| 334 | return ret; |
| 335 | } |
| 336 | |
| 337 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n"); |
| 338 | |
| 339 | return 0; |
| 340 | } |
| 341 | |
Toshi Kikuchi | 5aabff0 | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 342 | static int ath10k_download_cal_dt(struct ath10k *ar) |
| 343 | { |
| 344 | struct device_node *node; |
| 345 | int data_len; |
| 346 | void *data; |
| 347 | int ret; |
| 348 | |
| 349 | node = ar->dev->of_node; |
| 350 | if (!node) |
| 351 | /* Device Tree is optional, don't print any warnings if |
| 352 | * there's no node for ath10k. |
| 353 | */ |
| 354 | return -ENOENT; |
| 355 | |
| 356 | if (!of_get_property(node, "qcom,ath10k-calibration-data", |
| 357 | &data_len)) { |
| 358 | /* The calibration data node is optional */ |
| 359 | return -ENOENT; |
| 360 | } |
| 361 | |
| 362 | if (data_len != QCA988X_CAL_DATA_LEN) { |
| 363 | ath10k_warn(ar, "invalid calibration data length in DT: %d\n", |
| 364 | data_len); |
| 365 | ret = -EMSGSIZE; |
| 366 | goto out; |
| 367 | } |
| 368 | |
| 369 | data = kmalloc(data_len, GFP_KERNEL); |
| 370 | if (!data) { |
| 371 | ret = -ENOMEM; |
| 372 | goto out; |
| 373 | } |
| 374 | |
| 375 | ret = of_property_read_u8_array(node, "qcom,ath10k-calibration-data", |
| 376 | data, data_len); |
| 377 | if (ret) { |
| 378 | ath10k_warn(ar, "failed to read calibration data from DT: %d\n", |
| 379 | ret); |
| 380 | goto out_free; |
| 381 | } |
| 382 | |
| 383 | ret = ath10k_download_board_data(ar, data, data_len); |
| 384 | if (ret) { |
| 385 | ath10k_warn(ar, "failed to download calibration data from Device Tree: %d\n", |
| 386 | ret); |
| 387 | goto out_free; |
| 388 | } |
| 389 | |
| 390 | ret = 0; |
| 391 | |
| 392 | out_free: |
| 393 | kfree(data); |
| 394 | |
| 395 | out: |
| 396 | return ret; |
| 397 | } |
| 398 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 399 | static int ath10k_download_and_run_otp(struct ath10k *ar) |
| 400 | { |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 401 | u32 result, address = ar->hw_params.patch_load_addr; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 402 | int ret; |
| 403 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 404 | ret = ath10k_download_board_data(ar, ar->board_data, ar->board_len); |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 405 | if (ret) { |
| 406 | ath10k_err(ar, "failed to download board data: %d\n", ret); |
| 407 | return ret; |
| 408 | } |
| 409 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 410 | /* OTP is optional */ |
| 411 | |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 412 | if (!ar->otp_data || !ar->otp_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 413 | ath10k_warn(ar, "Not running otp, calibration will be incorrect (otp-data %p otp_len %zd)!\n", |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 414 | ar->otp_data, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 415 | return 0; |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 416 | } |
| 417 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 418 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n", |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 419 | address, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 420 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 421 | ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 422 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 423 | ath10k_err(ar, "could not write otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 424 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 425 | } |
| 426 | |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 427 | ret = ath10k_bmi_execute(ar, address, 0, &result); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 428 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 429 | ath10k_err(ar, "could not execute otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 430 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 431 | } |
| 432 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 433 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 434 | |
Kalle Valo | d915354 | 2015-04-28 20:19:30 +0300 | [diff] [blame] | 435 | if (!(skip_otp || test_bit(ATH10K_FW_FEATURE_IGNORE_OTP_RESULT, |
| 436 | ar->fw_features)) |
| 437 | && result != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 438 | ath10k_err(ar, "otp calibration failed: %d", result); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 439 | return -EINVAL; |
| 440 | } |
| 441 | |
| 442 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 443 | } |
| 444 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 445 | static int ath10k_download_fw(struct ath10k *ar, enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 446 | { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 447 | u32 address, data_len; |
| 448 | const char *mode_name; |
| 449 | const void *data; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 450 | int ret; |
| 451 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 452 | address = ar->hw_params.patch_load_addr; |
| 453 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 454 | switch (mode) { |
| 455 | case ATH10K_FIRMWARE_MODE_NORMAL: |
| 456 | data = ar->firmware_data; |
| 457 | data_len = ar->firmware_len; |
| 458 | mode_name = "normal"; |
| 459 | break; |
| 460 | case ATH10K_FIRMWARE_MODE_UTF: |
| 461 | data = ar->testmode.utf->data; |
| 462 | data_len = ar->testmode.utf->size; |
| 463 | mode_name = "utf"; |
| 464 | break; |
| 465 | default: |
| 466 | ath10k_err(ar, "unknown firmware mode: %d\n", mode); |
| 467 | return -EINVAL; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 468 | } |
| 469 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 470 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 471 | "boot uploading firmware image %p len %d mode %s\n", |
| 472 | data, data_len, mode_name); |
| 473 | |
| 474 | ret = ath10k_bmi_fast_download(ar, address, data, data_len); |
| 475 | if (ret) { |
| 476 | ath10k_err(ar, "failed to download %s firmware: %d\n", |
| 477 | mode_name, ret); |
| 478 | return ret; |
| 479 | } |
| 480 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 481 | return ret; |
| 482 | } |
| 483 | |
| 484 | static void ath10k_core_free_firmware_files(struct ath10k *ar) |
| 485 | { |
Markus Elfring | db2cf86 | 2015-02-04 19:30:23 +0100 | [diff] [blame] | 486 | if (!IS_ERR(ar->board)) |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 487 | release_firmware(ar->board); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 488 | |
Markus Elfring | db2cf86 | 2015-02-04 19:30:23 +0100 | [diff] [blame] | 489 | if (!IS_ERR(ar->otp)) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 490 | release_firmware(ar->otp); |
| 491 | |
Markus Elfring | db2cf86 | 2015-02-04 19:30:23 +0100 | [diff] [blame] | 492 | if (!IS_ERR(ar->firmware)) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 493 | release_firmware(ar->firmware); |
| 494 | |
Markus Elfring | db2cf86 | 2015-02-04 19:30:23 +0100 | [diff] [blame] | 495 | if (!IS_ERR(ar->cal_file)) |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 496 | release_firmware(ar->cal_file); |
| 497 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 498 | ar->board = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 499 | ar->board_data = NULL; |
| 500 | ar->board_len = 0; |
| 501 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 502 | ar->otp = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 503 | ar->otp_data = NULL; |
| 504 | ar->otp_len = 0; |
| 505 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 506 | ar->firmware = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 507 | ar->firmware_data = NULL; |
| 508 | ar->firmware_len = 0; |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 509 | |
| 510 | ar->cal_file = NULL; |
| 511 | } |
| 512 | |
| 513 | static int ath10k_fetch_cal_file(struct ath10k *ar) |
| 514 | { |
| 515 | char filename[100]; |
| 516 | |
| 517 | /* cal-<bus>-<id>.bin */ |
| 518 | scnprintf(filename, sizeof(filename), "cal-%s-%s.bin", |
| 519 | ath10k_bus_str(ar->hif.bus), dev_name(ar->dev)); |
| 520 | |
| 521 | ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename); |
| 522 | if (IS_ERR(ar->cal_file)) |
| 523 | /* calibration file is optional, don't print any warnings */ |
| 524 | return PTR_ERR(ar->cal_file); |
| 525 | |
| 526 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n", |
| 527 | ATH10K_FW_DIR, filename); |
| 528 | |
| 529 | return 0; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 530 | } |
| 531 | |
Michal Kazior | de57e2c | 2015-04-17 09:19:17 +0000 | [diff] [blame] | 532 | static int ath10k_core_fetch_spec_board_file(struct ath10k *ar) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 533 | { |
Michal Kazior | de57e2c | 2015-04-17 09:19:17 +0000 | [diff] [blame] | 534 | char filename[100]; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 535 | |
Michal Kazior | de57e2c | 2015-04-17 09:19:17 +0000 | [diff] [blame] | 536 | scnprintf(filename, sizeof(filename), "board-%s-%s.bin", |
| 537 | ath10k_bus_str(ar->hif.bus), ar->spec_board_id); |
| 538 | |
| 539 | ar->board = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, filename); |
| 540 | if (IS_ERR(ar->board)) |
| 541 | return PTR_ERR(ar->board); |
| 542 | |
| 543 | ar->board_data = ar->board->data; |
| 544 | ar->board_len = ar->board->size; |
| 545 | ar->spec_board_loaded = true; |
| 546 | |
| 547 | return 0; |
| 548 | } |
| 549 | |
| 550 | static int ath10k_core_fetch_generic_board_file(struct ath10k *ar) |
| 551 | { |
Michal Kazior | d0ed74f | 2015-04-17 09:19:16 +0000 | [diff] [blame] | 552 | if (!ar->hw_params.fw.board) { |
| 553 | ath10k_err(ar, "failed to find board file fw entry\n"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 554 | return -EINVAL; |
| 555 | } |
| 556 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 557 | ar->board = ath10k_fetch_fw_file(ar, |
| 558 | ar->hw_params.fw.dir, |
| 559 | ar->hw_params.fw.board); |
Michal Kazior | de57e2c | 2015-04-17 09:19:17 +0000 | [diff] [blame] | 560 | if (IS_ERR(ar->board)) |
| 561 | return PTR_ERR(ar->board); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 562 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 563 | ar->board_data = ar->board->data; |
| 564 | ar->board_len = ar->board->size; |
Michal Kazior | de57e2c | 2015-04-17 09:19:17 +0000 | [diff] [blame] | 565 | ar->spec_board_loaded = false; |
| 566 | |
| 567 | return 0; |
| 568 | } |
| 569 | |
| 570 | static int ath10k_core_fetch_board_file(struct ath10k *ar) |
| 571 | { |
| 572 | int ret; |
| 573 | |
| 574 | if (strlen(ar->spec_board_id) > 0) { |
| 575 | ret = ath10k_core_fetch_spec_board_file(ar); |
| 576 | if (ret) { |
| 577 | ath10k_info(ar, "failed to load spec board file, falling back to generic: %d\n", |
| 578 | ret); |
| 579 | goto generic; |
| 580 | } |
| 581 | |
| 582 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found specific board file for %s\n", |
| 583 | ar->spec_board_id); |
| 584 | return 0; |
| 585 | } |
| 586 | |
| 587 | generic: |
| 588 | ret = ath10k_core_fetch_generic_board_file(ar); |
| 589 | if (ret) { |
| 590 | ath10k_err(ar, "failed to fetch generic board data: %d\n", ret); |
| 591 | return ret; |
| 592 | } |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 593 | |
Michal Kazior | d0ed74f | 2015-04-17 09:19:16 +0000 | [diff] [blame] | 594 | return 0; |
| 595 | } |
| 596 | |
| 597 | static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) |
| 598 | { |
| 599 | int ret = 0; |
| 600 | |
| 601 | if (ar->hw_params.fw.fw == NULL) { |
| 602 | ath10k_err(ar, "firmware file not defined\n"); |
| 603 | return -EINVAL; |
| 604 | } |
| 605 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 606 | ar->firmware = ath10k_fetch_fw_file(ar, |
| 607 | ar->hw_params.fw.dir, |
| 608 | ar->hw_params.fw.fw); |
| 609 | if (IS_ERR(ar->firmware)) { |
| 610 | ret = PTR_ERR(ar->firmware); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 611 | ath10k_err(ar, "could not fetch firmware (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 612 | goto err; |
| 613 | } |
| 614 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 615 | ar->firmware_data = ar->firmware->data; |
| 616 | ar->firmware_len = ar->firmware->size; |
| 617 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 618 | /* OTP may be undefined. If so, don't fetch it at all */ |
| 619 | if (ar->hw_params.fw.otp == NULL) |
| 620 | return 0; |
| 621 | |
| 622 | ar->otp = ath10k_fetch_fw_file(ar, |
| 623 | ar->hw_params.fw.dir, |
| 624 | ar->hw_params.fw.otp); |
| 625 | if (IS_ERR(ar->otp)) { |
| 626 | ret = PTR_ERR(ar->otp); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 627 | ath10k_err(ar, "could not fetch otp (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 628 | goto err; |
| 629 | } |
| 630 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 631 | ar->otp_data = ar->otp->data; |
| 632 | ar->otp_len = ar->otp->size; |
| 633 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 634 | return 0; |
| 635 | |
| 636 | err: |
| 637 | ath10k_core_free_firmware_files(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 638 | return ret; |
| 639 | } |
| 640 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 641 | static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) |
| 642 | { |
| 643 | size_t magic_len, len, ie_len; |
| 644 | int ie_id, i, index, bit, ret; |
| 645 | struct ath10k_fw_ie *hdr; |
| 646 | const u8 *data; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 647 | __le32 *timestamp, *version; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 648 | |
| 649 | /* first fetch the firmware file (firmware-*.bin) */ |
| 650 | ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); |
| 651 | if (IS_ERR(ar->firmware)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 652 | ath10k_err(ar, "could not fetch firmware file '%s/%s': %ld\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 653 | ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 654 | return PTR_ERR(ar->firmware); |
| 655 | } |
| 656 | |
| 657 | data = ar->firmware->data; |
| 658 | len = ar->firmware->size; |
| 659 | |
| 660 | /* magic also includes the null byte, check that as well */ |
| 661 | magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; |
| 662 | |
| 663 | if (len < magic_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 664 | ath10k_err(ar, "firmware file '%s/%s' too small to contain magic: %zu\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 665 | ar->hw_params.fw.dir, name, len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 666 | ret = -EINVAL; |
| 667 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 668 | } |
| 669 | |
| 670 | if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 671 | ath10k_err(ar, "invalid firmware magic\n"); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 672 | ret = -EINVAL; |
| 673 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 674 | } |
| 675 | |
| 676 | /* jump over the padding */ |
| 677 | magic_len = ALIGN(magic_len, 4); |
| 678 | |
| 679 | len -= magic_len; |
| 680 | data += magic_len; |
| 681 | |
| 682 | /* loop elements */ |
| 683 | while (len > sizeof(struct ath10k_fw_ie)) { |
| 684 | hdr = (struct ath10k_fw_ie *)data; |
| 685 | |
| 686 | ie_id = le32_to_cpu(hdr->id); |
| 687 | ie_len = le32_to_cpu(hdr->len); |
| 688 | |
| 689 | len -= sizeof(*hdr); |
| 690 | data += sizeof(*hdr); |
| 691 | |
| 692 | if (len < ie_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 693 | ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 694 | ie_id, len, ie_len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 695 | ret = -EINVAL; |
| 696 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 697 | } |
| 698 | |
| 699 | switch (ie_id) { |
| 700 | case ATH10K_FW_IE_FW_VERSION: |
| 701 | if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1) |
| 702 | break; |
| 703 | |
| 704 | memcpy(ar->hw->wiphy->fw_version, data, ie_len); |
| 705 | ar->hw->wiphy->fw_version[ie_len] = '\0'; |
| 706 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 707 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 708 | "found fw version %s\n", |
| 709 | ar->hw->wiphy->fw_version); |
| 710 | break; |
| 711 | case ATH10K_FW_IE_TIMESTAMP: |
| 712 | if (ie_len != sizeof(u32)) |
| 713 | break; |
| 714 | |
| 715 | timestamp = (__le32 *)data; |
| 716 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 717 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 718 | le32_to_cpup(timestamp)); |
| 719 | break; |
| 720 | case ATH10K_FW_IE_FEATURES: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 721 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 722 | "found firmware features ie (%zd B)\n", |
| 723 | ie_len); |
| 724 | |
| 725 | for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { |
| 726 | index = i / 8; |
| 727 | bit = i % 8; |
| 728 | |
| 729 | if (index == ie_len) |
| 730 | break; |
| 731 | |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 732 | if (data[index] & (1 << bit)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 733 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 734 | "Enabling feature bit: %i\n", |
| 735 | i); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 736 | __set_bit(i, ar->fw_features); |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 737 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 738 | } |
| 739 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 740 | ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 741 | ar->fw_features, |
| 742 | sizeof(ar->fw_features)); |
| 743 | break; |
| 744 | case ATH10K_FW_IE_FW_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 745 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 746 | "found fw image ie (%zd B)\n", |
| 747 | ie_len); |
| 748 | |
| 749 | ar->firmware_data = data; |
| 750 | ar->firmware_len = ie_len; |
| 751 | |
| 752 | break; |
| 753 | case ATH10K_FW_IE_OTP_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 754 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 755 | "found otp image ie (%zd B)\n", |
| 756 | ie_len); |
| 757 | |
| 758 | ar->otp_data = data; |
| 759 | ar->otp_len = ie_len; |
| 760 | |
| 761 | break; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 762 | case ATH10K_FW_IE_WMI_OP_VERSION: |
| 763 | if (ie_len != sizeof(u32)) |
| 764 | break; |
| 765 | |
| 766 | version = (__le32 *)data; |
| 767 | |
| 768 | ar->wmi.op_version = le32_to_cpup(version); |
| 769 | |
| 770 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n", |
| 771 | ar->wmi.op_version); |
| 772 | break; |
Rajkumar Manoharan | 8348db2 | 2015-03-25 13:12:27 +0200 | [diff] [blame] | 773 | case ATH10K_FW_IE_HTT_OP_VERSION: |
| 774 | if (ie_len != sizeof(u32)) |
| 775 | break; |
| 776 | |
| 777 | version = (__le32 *)data; |
| 778 | |
| 779 | ar->htt.op_version = le32_to_cpup(version); |
| 780 | |
| 781 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie htt op version %d\n", |
| 782 | ar->htt.op_version); |
| 783 | break; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 784 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 785 | ath10k_warn(ar, "Unknown FW IE: %u\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 786 | le32_to_cpu(hdr->id)); |
| 787 | break; |
| 788 | } |
| 789 | |
| 790 | /* jump over the padding */ |
| 791 | ie_len = ALIGN(ie_len, 4); |
| 792 | |
| 793 | len -= ie_len; |
| 794 | data += ie_len; |
Fengguang Wu | e05634e | 2013-10-08 21:48:15 +0300 | [diff] [blame] | 795 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 796 | |
| 797 | if (!ar->firmware_data || !ar->firmware_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 798 | ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 799 | ar->hw_params.fw.dir, name); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 800 | ret = -ENOMEDIUM; |
| 801 | goto err; |
| 802 | } |
| 803 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 804 | return 0; |
| 805 | |
| 806 | err: |
| 807 | ath10k_core_free_firmware_files(ar); |
| 808 | return ret; |
| 809 | } |
| 810 | |
| 811 | static int ath10k_core_fetch_firmware_files(struct ath10k *ar) |
| 812 | { |
| 813 | int ret; |
| 814 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 815 | /* calibration file is optional, don't check for any errors */ |
| 816 | ath10k_fetch_cal_file(ar); |
| 817 | |
Michal Kazior | d0ed74f | 2015-04-17 09:19:16 +0000 | [diff] [blame] | 818 | ret = ath10k_core_fetch_board_file(ar); |
| 819 | if (ret) { |
| 820 | ath10k_err(ar, "failed to fetch board file: %d\n", ret); |
| 821 | return ret; |
| 822 | } |
| 823 | |
Kalle Valo | 53513c3 | 2015-03-25 13:12:42 +0200 | [diff] [blame] | 824 | ar->fw_api = 5; |
| 825 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); |
| 826 | |
| 827 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API5_FILE); |
| 828 | if (ret == 0) |
| 829 | goto success; |
| 830 | |
Rajkumar Manoharan | 4a16fbe | 2014-12-17 12:21:12 +0200 | [diff] [blame] | 831 | ar->fw_api = 4; |
| 832 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); |
| 833 | |
| 834 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API4_FILE); |
| 835 | if (ret == 0) |
| 836 | goto success; |
| 837 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 838 | ar->fw_api = 3; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 839 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 840 | |
| 841 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API3_FILE); |
| 842 | if (ret == 0) |
| 843 | goto success; |
| 844 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 845 | ar->fw_api = 2; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 846 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 847 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 848 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 849 | if (ret == 0) |
| 850 | goto success; |
| 851 | |
| 852 | ar->fw_api = 1; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 853 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 854 | |
| 855 | ret = ath10k_core_fetch_firmware_api_1(ar); |
| 856 | if (ret) |
| 857 | return ret; |
| 858 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 859 | success: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 860 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 861 | |
| 862 | return 0; |
| 863 | } |
| 864 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 865 | static int ath10k_download_cal_data(struct ath10k *ar) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 866 | { |
| 867 | int ret; |
| 868 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 869 | ret = ath10k_download_cal_file(ar); |
| 870 | if (ret == 0) { |
| 871 | ar->cal_mode = ATH10K_CAL_MODE_FILE; |
| 872 | goto done; |
| 873 | } |
| 874 | |
| 875 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Toshi Kikuchi | 5aabff0 | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 876 | "boot did not find a calibration file, try DT next: %d\n", |
| 877 | ret); |
| 878 | |
| 879 | ret = ath10k_download_cal_dt(ar); |
| 880 | if (ret == 0) { |
| 881 | ar->cal_mode = ATH10K_CAL_MODE_DT; |
| 882 | goto done; |
| 883 | } |
| 884 | |
| 885 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 886 | "boot did not find DT entry, try OTP next: %d\n", |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 887 | ret); |
| 888 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 889 | ret = ath10k_download_and_run_otp(ar); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 890 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 891 | ath10k_err(ar, "failed to run otp: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 892 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 893 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 894 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 895 | ar->cal_mode = ATH10K_CAL_MODE_OTP; |
| 896 | |
| 897 | done: |
| 898 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n", |
| 899 | ath10k_cal_mode_str(ar->cal_mode)); |
| 900 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 901 | } |
| 902 | |
| 903 | static int ath10k_init_uart(struct ath10k *ar) |
| 904 | { |
| 905 | int ret; |
| 906 | |
| 907 | /* |
| 908 | * Explicitly setting UART prints to zero as target turns it on |
| 909 | * based on scratch registers. |
| 910 | */ |
| 911 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 0); |
| 912 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 913 | ath10k_warn(ar, "could not disable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 914 | return ret; |
| 915 | } |
| 916 | |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 917 | if (!uart_print) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 918 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 919 | |
Michal Kazior | 3a8200b | 2014-12-02 10:55:55 +0200 | [diff] [blame] | 920 | ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, ar->hw_params.uart_pin); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 921 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 922 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 923 | return ret; |
| 924 | } |
| 925 | |
| 926 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 1); |
| 927 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 928 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 929 | return ret; |
| 930 | } |
| 931 | |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 932 | /* Set the UART baud rate to 19200. */ |
| 933 | ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); |
| 934 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 935 | ath10k_warn(ar, "could not set the baud rate (%d)\n", ret); |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 936 | return ret; |
| 937 | } |
| 938 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 939 | ath10k_info(ar, "UART prints enabled\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 940 | return 0; |
| 941 | } |
| 942 | |
| 943 | static int ath10k_init_hw_params(struct ath10k *ar) |
| 944 | { |
| 945 | const struct ath10k_hw_params *uninitialized_var(hw_params); |
| 946 | int i; |
| 947 | |
| 948 | for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { |
| 949 | hw_params = &ath10k_hw_params_list[i]; |
| 950 | |
| 951 | if (hw_params->id == ar->target_version) |
| 952 | break; |
| 953 | } |
| 954 | |
| 955 | if (i == ARRAY_SIZE(ath10k_hw_params_list)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 956 | ath10k_err(ar, "Unsupported hardware version: 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 957 | ar->target_version); |
| 958 | return -EINVAL; |
| 959 | } |
| 960 | |
| 961 | ar->hw_params = *hw_params; |
| 962 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 963 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "Hardware name %s version 0x%x\n", |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 964 | ar->hw_params.name, ar->target_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 965 | |
| 966 | return 0; |
| 967 | } |
| 968 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 969 | static void ath10k_core_restart(struct work_struct *work) |
| 970 | { |
| 971 | struct ath10k *ar = container_of(work, struct ath10k, restart_work); |
| 972 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 973 | set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 974 | |
| 975 | /* Place a barrier to make sure the compiler doesn't reorder |
| 976 | * CRASH_FLUSH and calling other functions. |
| 977 | */ |
| 978 | barrier(); |
| 979 | |
| 980 | ieee80211_stop_queues(ar->hw); |
| 981 | ath10k_drain_tx(ar); |
| 982 | complete_all(&ar->scan.started); |
| 983 | complete_all(&ar->scan.completed); |
| 984 | complete_all(&ar->scan.on_channel); |
| 985 | complete_all(&ar->offchan_tx_completed); |
| 986 | complete_all(&ar->install_key_done); |
| 987 | complete_all(&ar->vdev_setup_done); |
Rajkumar Manoharan | ac2953f | 2014-12-17 12:22:26 +0200 | [diff] [blame] | 988 | complete_all(&ar->thermal.wmi_sync); |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 989 | wake_up(&ar->htt.empty_tx_wq); |
| 990 | wake_up(&ar->wmi.tx_credits_wq); |
| 991 | wake_up(&ar->peer_mapping_wq); |
| 992 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 993 | mutex_lock(&ar->conf_mutex); |
| 994 | |
| 995 | switch (ar->state) { |
| 996 | case ATH10K_STATE_ON: |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 997 | ar->state = ATH10K_STATE_RESTARTING; |
Michal Kazior | 61e9aab | 2014-08-22 14:33:18 +0200 | [diff] [blame] | 998 | ath10k_hif_stop(ar); |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 999 | ath10k_scan_finish(ar); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 1000 | ieee80211_restart_hw(ar->hw); |
| 1001 | break; |
| 1002 | case ATH10K_STATE_OFF: |
Michal Kazior | 5e90de8 | 2013-10-16 16:46:05 +0300 | [diff] [blame] | 1003 | /* this can happen if driver is being unloaded |
| 1004 | * or if the crash happens during FW probing */ |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1005 | ath10k_warn(ar, "cannot restart a device that hasn't been started\n"); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 1006 | break; |
| 1007 | case ATH10K_STATE_RESTARTING: |
Michal Kazior | c5058f5 | 2014-05-26 12:46:03 +0300 | [diff] [blame] | 1008 | /* hw restart might be requested from multiple places */ |
| 1009 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 1010 | case ATH10K_STATE_RESTARTED: |
| 1011 | ar->state = ATH10K_STATE_WEDGED; |
| 1012 | /* fall through */ |
| 1013 | case ATH10K_STATE_WEDGED: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1014 | ath10k_warn(ar, "device is wedged, will not restart\n"); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 1015 | break; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1016 | case ATH10K_STATE_UTF: |
| 1017 | ath10k_warn(ar, "firmware restart in UTF mode not supported\n"); |
| 1018 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 1019 | } |
| 1020 | |
| 1021 | mutex_unlock(&ar->conf_mutex); |
| 1022 | } |
| 1023 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1024 | static int ath10k_core_init_firmware_features(struct ath10k *ar) |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 1025 | { |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1026 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features) && |
| 1027 | !test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
| 1028 | ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well"); |
| 1029 | return -EINVAL; |
| 1030 | } |
| 1031 | |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 1032 | if (ar->wmi.op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) { |
| 1033 | ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n", |
| 1034 | ATH10K_FW_WMI_OP_VERSION_MAX, ar->wmi.op_version); |
| 1035 | return -EINVAL; |
| 1036 | } |
| 1037 | |
| 1038 | /* Backwards compatibility for firmwares without |
| 1039 | * ATH10K_FW_IE_WMI_OP_VERSION. |
| 1040 | */ |
| 1041 | if (ar->wmi.op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) { |
| 1042 | if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
Rajkumar Manoharan | 4a16fbe | 2014-12-17 12:21:12 +0200 | [diff] [blame] | 1043 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, |
| 1044 | ar->fw_features)) |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 1045 | ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_2; |
| 1046 | else |
| 1047 | ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_1; |
| 1048 | } else { |
| 1049 | ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_MAIN; |
| 1050 | } |
| 1051 | } |
| 1052 | |
| 1053 | switch (ar->wmi.op_version) { |
| 1054 | case ATH10K_FW_WMI_OP_VERSION_MAIN: |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 1055 | ar->max_num_peers = TARGET_NUM_PEERS; |
| 1056 | ar->max_num_stations = TARGET_NUM_STATIONS; |
Kalle Valo | 30c7816 | 2014-12-17 12:20:45 +0200 | [diff] [blame] | 1057 | ar->max_num_vdevs = TARGET_NUM_VDEVS; |
Kalle Valo | 91ad5f5 | 2014-12-03 10:10:17 +0200 | [diff] [blame] | 1058 | ar->htt.max_num_pending_tx = TARGET_NUM_MSDU_DESC; |
Yanbo Li | 6274cd4 | 2015-04-01 22:53:21 +0300 | [diff] [blame] | 1059 | ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV | |
| 1060 | WMI_STAT_PEER; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 1061 | break; |
| 1062 | case ATH10K_FW_WMI_OP_VERSION_10_1: |
| 1063 | case ATH10K_FW_WMI_OP_VERSION_10_2: |
Rajkumar Manoharan | 4a16fbe | 2014-12-17 12:21:12 +0200 | [diff] [blame] | 1064 | case ATH10K_FW_WMI_OP_VERSION_10_2_4: |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 1065 | ar->max_num_peers = TARGET_10X_NUM_PEERS; |
| 1066 | ar->max_num_stations = TARGET_10X_NUM_STATIONS; |
Kalle Valo | 30c7816 | 2014-12-17 12:20:45 +0200 | [diff] [blame] | 1067 | ar->max_num_vdevs = TARGET_10X_NUM_VDEVS; |
Kalle Valo | 91ad5f5 | 2014-12-03 10:10:17 +0200 | [diff] [blame] | 1068 | ar->htt.max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC; |
Yanbo Li | 6274cd4 | 2015-04-01 22:53:21 +0300 | [diff] [blame] | 1069 | ar->fw_stats_req_mask = WMI_STAT_PEER; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 1070 | break; |
Michal Kazior | ca996ec | 2014-12-03 10:11:32 +0200 | [diff] [blame] | 1071 | case ATH10K_FW_WMI_OP_VERSION_TLV: |
| 1072 | ar->max_num_peers = TARGET_TLV_NUM_PEERS; |
| 1073 | ar->max_num_stations = TARGET_TLV_NUM_STATIONS; |
Michal Kazior | 4927433 | 2015-01-08 11:36:56 +0100 | [diff] [blame] | 1074 | ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS; |
Marek Puzyniak | 8cca3d6 | 2015-03-30 09:51:52 +0300 | [diff] [blame] | 1075 | ar->max_num_tdls_vdevs = TARGET_TLV_NUM_TDLS_VDEVS; |
Michal Kazior | ca996ec | 2014-12-03 10:11:32 +0200 | [diff] [blame] | 1076 | ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC; |
Janusz Dziedzic | 25c8661 | 2015-03-23 17:32:54 +0200 | [diff] [blame] | 1077 | ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS; |
Yanbo Li | 6274cd4 | 2015-04-01 22:53:21 +0300 | [diff] [blame] | 1078 | ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV | |
| 1079 | WMI_STAT_PEER; |
Michal Kazior | ca996ec | 2014-12-03 10:11:32 +0200 | [diff] [blame] | 1080 | break; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame] | 1081 | case ATH10K_FW_WMI_OP_VERSION_UNSET: |
| 1082 | case ATH10K_FW_WMI_OP_VERSION_MAX: |
| 1083 | WARN_ON(1); |
| 1084 | return -EINVAL; |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 1085 | } |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1086 | |
Kalle Valo | dc3632a | 2015-03-30 14:14:28 +0300 | [diff] [blame] | 1087 | /* Backwards compatibility for firmwares without |
| 1088 | * ATH10K_FW_IE_HTT_OP_VERSION. |
| 1089 | */ |
| 1090 | if (ar->htt.op_version == ATH10K_FW_HTT_OP_VERSION_UNSET) { |
| 1091 | switch (ar->wmi.op_version) { |
| 1092 | case ATH10K_FW_WMI_OP_VERSION_MAIN: |
| 1093 | ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_MAIN; |
| 1094 | break; |
| 1095 | case ATH10K_FW_WMI_OP_VERSION_10_1: |
| 1096 | case ATH10K_FW_WMI_OP_VERSION_10_2: |
| 1097 | case ATH10K_FW_WMI_OP_VERSION_10_2_4: |
| 1098 | ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_10_1; |
| 1099 | break; |
| 1100 | case ATH10K_FW_WMI_OP_VERSION_TLV: |
| 1101 | ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_TLV; |
| 1102 | break; |
| 1103 | case ATH10K_FW_WMI_OP_VERSION_UNSET: |
| 1104 | case ATH10K_FW_WMI_OP_VERSION_MAX: |
| 1105 | WARN_ON(1); |
| 1106 | return -EINVAL; |
| 1107 | } |
| 1108 | } |
| 1109 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1110 | return 0; |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 1111 | } |
| 1112 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1113 | int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1114 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1115 | int status; |
| 1116 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1117 | lockdep_assert_held(&ar->conf_mutex); |
| 1118 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 1119 | clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 1120 | |
Michal Kazior | 64d151d | 2013-07-16 09:38:53 +0200 | [diff] [blame] | 1121 | ath10k_bmi_start(ar); |
| 1122 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1123 | if (ath10k_init_configure_target(ar)) { |
| 1124 | status = -EINVAL; |
| 1125 | goto err; |
| 1126 | } |
| 1127 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 1128 | status = ath10k_download_cal_data(ar); |
| 1129 | if (status) |
| 1130 | goto err; |
| 1131 | |
Rajkumar Manoharan | 163f526 | 2015-05-29 17:51:53 +0300 | [diff] [blame] | 1132 | /* Some of of qca988x solutions are having global reset issue |
| 1133 | * during target initialization. Bypassing PLL setting before |
| 1134 | * downloading firmware and letting the SoC run on REF_CLK is |
| 1135 | * fixing the problem. Corresponding firmware change is also needed |
| 1136 | * to set the clock source once the target is initialized. |
| 1137 | */ |
| 1138 | if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT, |
| 1139 | ar->fw_features)) { |
| 1140 | status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1); |
| 1141 | if (status) { |
| 1142 | ath10k_err(ar, "could not write to skip_clock_init: %d\n", |
| 1143 | status); |
| 1144 | goto err; |
| 1145 | } |
| 1146 | } |
| 1147 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 1148 | status = ath10k_download_fw(ar, mode); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1149 | if (status) |
| 1150 | goto err; |
| 1151 | |
| 1152 | status = ath10k_init_uart(ar); |
| 1153 | if (status) |
| 1154 | goto err; |
| 1155 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 1156 | ar->htc.htc_ops.target_send_suspend_complete = |
| 1157 | ath10k_send_suspend_complete; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1158 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 1159 | status = ath10k_htc_init(ar); |
| 1160 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1161 | ath10k_err(ar, "could not init HTC (%d)\n", status); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1162 | goto err; |
| 1163 | } |
| 1164 | |
| 1165 | status = ath10k_bmi_done(ar); |
| 1166 | if (status) |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 1167 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1168 | |
| 1169 | status = ath10k_wmi_attach(ar); |
| 1170 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1171 | ath10k_err(ar, "WMI attach failed: %d\n", status); |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 1172 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1173 | } |
| 1174 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1175 | status = ath10k_htt_init(ar); |
| 1176 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1177 | ath10k_err(ar, "failed to init htt: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1178 | goto err_wmi_detach; |
| 1179 | } |
| 1180 | |
| 1181 | status = ath10k_htt_tx_alloc(&ar->htt); |
| 1182 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1183 | ath10k_err(ar, "failed to alloc htt tx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1184 | goto err_wmi_detach; |
| 1185 | } |
| 1186 | |
| 1187 | status = ath10k_htt_rx_alloc(&ar->htt); |
| 1188 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1189 | ath10k_err(ar, "failed to alloc htt rx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1190 | goto err_htt_tx_detach; |
| 1191 | } |
| 1192 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 1193 | status = ath10k_hif_start(ar); |
| 1194 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1195 | ath10k_err(ar, "could not start HIF: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1196 | goto err_htt_rx_detach; |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 1197 | } |
| 1198 | |
| 1199 | status = ath10k_htc_wait_target(&ar->htc); |
| 1200 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1201 | ath10k_err(ar, "failed to connect to HTC: %d\n", status); |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 1202 | goto err_hif_stop; |
| 1203 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1204 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1205 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 1206 | status = ath10k_htt_connect(&ar->htt); |
| 1207 | if (status) { |
| 1208 | ath10k_err(ar, "failed to connect htt (%d)\n", status); |
| 1209 | goto err_hif_stop; |
| 1210 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1211 | } |
| 1212 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1213 | status = ath10k_wmi_connect(ar); |
| 1214 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1215 | ath10k_err(ar, "could not connect wmi: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1216 | goto err_hif_stop; |
| 1217 | } |
| 1218 | |
| 1219 | status = ath10k_htc_start(&ar->htc); |
| 1220 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1221 | ath10k_err(ar, "failed to start htc: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1222 | goto err_hif_stop; |
| 1223 | } |
| 1224 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1225 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 1226 | status = ath10k_wmi_wait_for_service_ready(ar); |
Nicholas Mc Guire | 9eea568 | 2015-03-30 15:39:21 +0300 | [diff] [blame] | 1227 | if (status) { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1228 | ath10k_warn(ar, "wmi service ready event not received"); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1229 | goto err_hif_stop; |
| 1230 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1231 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1232 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1233 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n", |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 1234 | ar->hw->wiphy->fw_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1235 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1236 | status = ath10k_wmi_cmd_init(ar); |
| 1237 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1238 | ath10k_err(ar, "could not send WMI init command (%d)\n", |
| 1239 | status); |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 1240 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1241 | } |
| 1242 | |
| 1243 | status = ath10k_wmi_wait_for_unified_ready(ar); |
Nicholas Mc Guire | 9eea568 | 2015-03-30 15:39:21 +0300 | [diff] [blame] | 1244 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1245 | ath10k_err(ar, "wmi unified ready event not received\n"); |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 1246 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1247 | } |
| 1248 | |
Michal Kazior | c545070 | 2015-01-24 12:14:48 +0200 | [diff] [blame] | 1249 | /* If firmware indicates Full Rx Reorder support it must be used in a |
| 1250 | * slightly different manner. Let HTT code know. |
| 1251 | */ |
| 1252 | ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER, |
| 1253 | ar->wmi.svc_map)); |
| 1254 | |
| 1255 | status = ath10k_htt_rx_ring_refill(ar); |
| 1256 | if (status) { |
| 1257 | ath10k_err(ar, "failed to refill htt rx ring: %d\n", status); |
| 1258 | goto err_hif_stop; |
| 1259 | } |
| 1260 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1261 | /* we don't care about HTT in UTF mode */ |
| 1262 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 1263 | status = ath10k_htt_setup(&ar->htt); |
| 1264 | if (status) { |
| 1265 | ath10k_err(ar, "failed to setup htt: %d\n", status); |
| 1266 | goto err_hif_stop; |
| 1267 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1268 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1269 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1270 | status = ath10k_debug_start(ar); |
| 1271 | if (status) |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 1272 | goto err_hif_stop; |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1273 | |
Kalle Valo | 30c7816 | 2014-12-17 12:20:45 +0200 | [diff] [blame] | 1274 | ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 1275 | |
Michal Kazior | 0579119 | 2013-10-16 15:44:45 +0300 | [diff] [blame] | 1276 | INIT_LIST_HEAD(&ar->arvifs); |
Michal Kazior | 1a1b8a8 | 2013-07-16 09:38:55 +0200 | [diff] [blame] | 1277 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1278 | return 0; |
| 1279 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 1280 | err_hif_stop: |
| 1281 | ath10k_hif_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1282 | err_htt_rx_detach: |
| 1283 | ath10k_htt_rx_free(&ar->htt); |
| 1284 | err_htt_tx_detach: |
| 1285 | ath10k_htt_tx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1286 | err_wmi_detach: |
| 1287 | ath10k_wmi_detach(ar); |
| 1288 | err: |
| 1289 | return status; |
| 1290 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1291 | EXPORT_SYMBOL(ath10k_core_start); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1292 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1293 | int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt) |
| 1294 | { |
| 1295 | int ret; |
Nicholas Mc Guire | a7a4284 | 2015-03-30 15:39:21 +0300 | [diff] [blame] | 1296 | unsigned long time_left; |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1297 | |
| 1298 | reinit_completion(&ar->target_suspend); |
| 1299 | |
| 1300 | ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt); |
| 1301 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1302 | ath10k_warn(ar, "could not suspend target (%d)\n", ret); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1303 | return ret; |
| 1304 | } |
| 1305 | |
Nicholas Mc Guire | a7a4284 | 2015-03-30 15:39:21 +0300 | [diff] [blame] | 1306 | time_left = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1307 | |
Nicholas Mc Guire | a7a4284 | 2015-03-30 15:39:21 +0300 | [diff] [blame] | 1308 | if (!time_left) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1309 | ath10k_warn(ar, "suspend timed out - target pause event never came\n"); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1310 | return -ETIMEDOUT; |
| 1311 | } |
| 1312 | |
| 1313 | return 0; |
| 1314 | } |
| 1315 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1316 | void ath10k_core_stop(struct ath10k *ar) |
| 1317 | { |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1318 | lockdep_assert_held(&ar->conf_mutex); |
| 1319 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1320 | /* try to suspend target */ |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1321 | if (ar->state != ATH10K_STATE_RESTARTING && |
| 1322 | ar->state != ATH10K_STATE_UTF) |
Michal Kazior | 216a183 | 2014-04-23 19:30:04 +0300 | [diff] [blame] | 1323 | ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR); |
| 1324 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1325 | ath10k_debug_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1326 | ath10k_hif_stop(ar); |
| 1327 | ath10k_htt_tx_free(&ar->htt); |
| 1328 | ath10k_htt_rx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1329 | ath10k_wmi_detach(ar); |
| 1330 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1331 | EXPORT_SYMBOL(ath10k_core_stop); |
| 1332 | |
| 1333 | /* mac80211 manages fw/hw initialization through start/stop hooks. However in |
| 1334 | * order to know what hw capabilities should be advertised to mac80211 it is |
| 1335 | * necessary to load the firmware (and tear it down immediately since start |
| 1336 | * hook will try to init it again) before registering */ |
| 1337 | static int ath10k_core_probe_fw(struct ath10k *ar) |
| 1338 | { |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1339 | struct bmi_target_info target_info; |
| 1340 | int ret = 0; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1341 | |
| 1342 | ret = ath10k_hif_power_up(ar); |
| 1343 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1344 | ath10k_err(ar, "could not start pci hif (%d)\n", ret); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1345 | return ret; |
| 1346 | } |
| 1347 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1348 | memset(&target_info, 0, sizeof(target_info)); |
| 1349 | ret = ath10k_bmi_get_target_info(ar, &target_info); |
| 1350 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1351 | ath10k_err(ar, "could not get target info (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1352 | goto err_power_down; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1353 | } |
| 1354 | |
| 1355 | ar->target_version = target_info.version; |
| 1356 | ar->hw->wiphy->hw_version = target_info.version; |
| 1357 | |
| 1358 | ret = ath10k_init_hw_params(ar); |
| 1359 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1360 | ath10k_err(ar, "could not get hw params (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1361 | goto err_power_down; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1362 | } |
| 1363 | |
| 1364 | ret = ath10k_core_fetch_firmware_files(ar); |
| 1365 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1366 | ath10k_err(ar, "could not fetch firmware files (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1367 | goto err_power_down; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1368 | } |
| 1369 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1370 | ret = ath10k_core_init_firmware_features(ar); |
| 1371 | if (ret) { |
| 1372 | ath10k_err(ar, "fatal problem with firmware features: %d\n", |
| 1373 | ret); |
| 1374 | goto err_free_firmware_files; |
| 1375 | } |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 1376 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1377 | mutex_lock(&ar->conf_mutex); |
| 1378 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1379 | ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1380 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1381 | ath10k_err(ar, "could not init core (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1382 | goto err_unlock; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1383 | } |
| 1384 | |
Michal Kazior | 8079de0 | 2014-08-22 14:23:29 +0200 | [diff] [blame] | 1385 | ath10k_print_driver_info(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1386 | ath10k_core_stop(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1387 | |
| 1388 | mutex_unlock(&ar->conf_mutex); |
| 1389 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1390 | ath10k_hif_power_down(ar); |
| 1391 | return 0; |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1392 | |
| 1393 | err_unlock: |
| 1394 | mutex_unlock(&ar->conf_mutex); |
| 1395 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1396 | err_free_firmware_files: |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1397 | ath10k_core_free_firmware_files(ar); |
| 1398 | |
| 1399 | err_power_down: |
| 1400 | ath10k_hif_power_down(ar); |
| 1401 | |
| 1402 | return ret; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1403 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1404 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1405 | static void ath10k_core_register_work(struct work_struct *work) |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1406 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1407 | struct ath10k *ar = container_of(work, struct ath10k, register_work); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1408 | int status; |
| 1409 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1410 | status = ath10k_core_probe_fw(ar); |
| 1411 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1412 | ath10k_err(ar, "could not probe fw (%d)\n", status); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1413 | goto err; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1414 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1415 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1416 | status = ath10k_mac_register(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1417 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1418 | ath10k_err(ar, "could not register to mac80211 (%d)\n", status); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1419 | goto err_release_fw; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1420 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1421 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1422 | status = ath10k_debug_register(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1423 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1424 | ath10k_err(ar, "unable to initialize debugfs\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1425 | goto err_unregister_mac; |
| 1426 | } |
| 1427 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1428 | status = ath10k_spectral_create(ar); |
| 1429 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1430 | ath10k_err(ar, "failed to initialize spectral\n"); |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1431 | goto err_debug_destroy; |
| 1432 | } |
| 1433 | |
Rajkumar Manoharan | fe6f36d | 2014-12-17 12:22:07 +0200 | [diff] [blame] | 1434 | status = ath10k_thermal_register(ar); |
| 1435 | if (status) { |
| 1436 | ath10k_err(ar, "could not register thermal device: %d\n", |
| 1437 | status); |
| 1438 | goto err_spectral_destroy; |
| 1439 | } |
| 1440 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1441 | set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags); |
| 1442 | return; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1443 | |
Rajkumar Manoharan | fe6f36d | 2014-12-17 12:22:07 +0200 | [diff] [blame] | 1444 | err_spectral_destroy: |
| 1445 | ath10k_spectral_destroy(ar); |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1446 | err_debug_destroy: |
| 1447 | ath10k_debug_destroy(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1448 | err_unregister_mac: |
| 1449 | ath10k_mac_unregister(ar); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1450 | err_release_fw: |
| 1451 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1452 | err: |
Michal Kazior | a491a92 | 2014-07-14 16:07:29 +0300 | [diff] [blame] | 1453 | /* TODO: It's probably a good idea to release device from the driver |
| 1454 | * but calling device_release_driver() here will cause a deadlock. |
| 1455 | */ |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1456 | return; |
| 1457 | } |
| 1458 | |
| 1459 | int ath10k_core_register(struct ath10k *ar, u32 chip_id) |
| 1460 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1461 | ar->chip_id = chip_id; |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1462 | queue_work(ar->workqueue, &ar->register_work); |
| 1463 | |
| 1464 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1465 | } |
| 1466 | EXPORT_SYMBOL(ath10k_core_register); |
| 1467 | |
| 1468 | void ath10k_core_unregister(struct ath10k *ar) |
| 1469 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1470 | cancel_work_sync(&ar->register_work); |
| 1471 | |
| 1472 | if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) |
| 1473 | return; |
| 1474 | |
Rajkumar Manoharan | fe6f36d | 2014-12-17 12:22:07 +0200 | [diff] [blame] | 1475 | ath10k_thermal_unregister(ar); |
Simon Wunderlich | 804eef147 | 2014-08-12 17:12:17 +0200 | [diff] [blame] | 1476 | /* Stop spectral before unregistering from mac80211 to remove the |
| 1477 | * relayfs debugfs file cleanly. Otherwise the parent debugfs tree |
| 1478 | * would be already be free'd recursively, leading to a double free. |
| 1479 | */ |
| 1480 | ath10k_spectral_destroy(ar); |
| 1481 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1482 | /* We must unregister from mac80211 before we stop HTC and HIF. |
| 1483 | * Otherwise we will fail to submit commands to FW and mac80211 will be |
| 1484 | * unhappy about callback failures. */ |
| 1485 | ath10k_mac_unregister(ar); |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1486 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1487 | ath10k_testmode_destroy(ar); |
| 1488 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1489 | ath10k_core_free_firmware_files(ar); |
Ben Greear | 6f1f56e | 2013-11-04 09:18:16 -0800 | [diff] [blame] | 1490 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1491 | ath10k_debug_unregister(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1492 | } |
| 1493 | EXPORT_SYMBOL(ath10k_core_unregister); |
| 1494 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1495 | struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1496 | enum ath10k_bus bus, |
Michal Kazior | d63955b | 2015-01-24 12:14:49 +0200 | [diff] [blame] | 1497 | enum ath10k_hw_rev hw_rev, |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1498 | const struct ath10k_hif_ops *hif_ops) |
| 1499 | { |
| 1500 | struct ath10k *ar; |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1501 | int ret; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1502 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1503 | ar = ath10k_mac_create(priv_size); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1504 | if (!ar) |
| 1505 | return NULL; |
| 1506 | |
| 1507 | ar->ath_common.priv = ar; |
| 1508 | ar->ath_common.hw = ar->hw; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1509 | ar->dev = dev; |
Michal Kazior | d63955b | 2015-01-24 12:14:49 +0200 | [diff] [blame] | 1510 | ar->hw_rev = hw_rev; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1511 | ar->hif.ops = hif_ops; |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1512 | ar->hif.bus = bus; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1513 | |
Michal Kazior | d63955b | 2015-01-24 12:14:49 +0200 | [diff] [blame] | 1514 | switch (hw_rev) { |
| 1515 | case ATH10K_HW_QCA988X: |
| 1516 | ar->regs = &qca988x_regs; |
| 1517 | break; |
| 1518 | case ATH10K_HW_QCA6174: |
| 1519 | ar->regs = &qca6174_regs; |
| 1520 | break; |
| 1521 | default: |
| 1522 | ath10k_err(ar, "unsupported core hardware revision %d\n", |
| 1523 | hw_rev); |
| 1524 | ret = -ENOTSUPP; |
| 1525 | goto err_free_mac; |
| 1526 | } |
| 1527 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1528 | init_completion(&ar->scan.started); |
| 1529 | init_completion(&ar->scan.completed); |
| 1530 | init_completion(&ar->scan.on_channel); |
| 1531 | init_completion(&ar->target_suspend); |
Janusz Dziedzic | 5fd3ac3 | 2015-03-23 17:32:53 +0200 | [diff] [blame] | 1532 | init_completion(&ar->wow.wakeup_completed); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1533 | |
| 1534 | init_completion(&ar->install_key_done); |
| 1535 | init_completion(&ar->vdev_setup_done); |
Rajkumar Manoharan | ac2953f | 2014-12-17 12:22:26 +0200 | [diff] [blame] | 1536 | init_completion(&ar->thermal.wmi_sync); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1537 | |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 1538 | INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1539 | |
| 1540 | ar->workqueue = create_singlethread_workqueue("ath10k_wq"); |
| 1541 | if (!ar->workqueue) |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1542 | goto err_free_mac; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1543 | |
| 1544 | mutex_init(&ar->conf_mutex); |
| 1545 | spin_lock_init(&ar->data_lock); |
| 1546 | |
| 1547 | INIT_LIST_HEAD(&ar->peers); |
| 1548 | init_waitqueue_head(&ar->peer_mapping_wq); |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 1549 | init_waitqueue_head(&ar->htt.empty_tx_wq); |
| 1550 | init_waitqueue_head(&ar->wmi.tx_credits_wq); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1551 | |
| 1552 | init_completion(&ar->offchan_tx_completed); |
| 1553 | INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); |
| 1554 | skb_queue_head_init(&ar->offchan_tx_queue); |
| 1555 | |
| 1556 | INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work); |
| 1557 | skb_queue_head_init(&ar->wmi_mgmt_tx_queue); |
| 1558 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1559 | INIT_WORK(&ar->register_work, ath10k_core_register_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1560 | INIT_WORK(&ar->restart_work, ath10k_core_restart); |
| 1561 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1562 | ret = ath10k_debug_create(ar); |
| 1563 | if (ret) |
| 1564 | goto err_free_wq; |
| 1565 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1566 | return ar; |
| 1567 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1568 | err_free_wq: |
| 1569 | destroy_workqueue(ar->workqueue); |
| 1570 | |
| 1571 | err_free_mac: |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1572 | ath10k_mac_destroy(ar); |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1573 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1574 | return NULL; |
| 1575 | } |
| 1576 | EXPORT_SYMBOL(ath10k_core_create); |
| 1577 | |
| 1578 | void ath10k_core_destroy(struct ath10k *ar) |
| 1579 | { |
| 1580 | flush_workqueue(ar->workqueue); |
| 1581 | destroy_workqueue(ar->workqueue); |
| 1582 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1583 | ath10k_debug_destroy(ar); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1584 | ath10k_mac_destroy(ar); |
| 1585 | } |
| 1586 | EXPORT_SYMBOL(ath10k_core_destroy); |
| 1587 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1588 | MODULE_AUTHOR("Qualcomm Atheros"); |
| 1589 | MODULE_DESCRIPTION("Core module for QCA988X PCIe devices."); |
| 1590 | MODULE_LICENSE("Dual BSD/GPL"); |