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