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> |
| 20 | |
| 21 | #include "core.h" |
| 22 | #include "mac.h" |
| 23 | #include "htc.h" |
| 24 | #include "hif.h" |
| 25 | #include "wmi.h" |
| 26 | #include "bmi.h" |
| 27 | #include "debug.h" |
| 28 | #include "htt.h" |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 29 | #include "testmode.h" |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 30 | |
| 31 | unsigned int ath10k_debug_mask; |
| 32 | static bool uart_print; |
| 33 | static unsigned int ath10k_p2p; |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame^] | 34 | static bool skip_otp; |
| 35 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 36 | module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); |
| 37 | module_param(uart_print, bool, 0644); |
| 38 | module_param_named(p2p, ath10k_p2p, uint, 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"); |
| 43 | MODULE_PARM_DESC(p2p, "Enable ath10k P2P support"); |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame^] | 44 | MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 45 | |
| 46 | static const struct ath10k_hw_params ath10k_hw_params_list[] = { |
| 47 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 48 | .id = QCA988X_HW_2_0_VERSION, |
| 49 | .name = "qca988x hw2.0", |
| 50 | .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR, |
| 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, |
| 56 | }, |
| 57 | }, |
| 58 | }; |
| 59 | |
| 60 | static void ath10k_send_suspend_complete(struct ath10k *ar) |
| 61 | { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 62 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 63 | |
Marek Puzyniak | 9042e17 | 2014-02-10 17:14:23 +0100 | [diff] [blame] | 64 | complete(&ar->target_suspend); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 65 | } |
| 66 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 67 | static int ath10k_init_configure_target(struct ath10k *ar) |
| 68 | { |
| 69 | u32 param_host; |
| 70 | int ret; |
| 71 | |
| 72 | /* tell target which HTC version it is used*/ |
| 73 | ret = ath10k_bmi_write32(ar, hi_app_host_interest, |
| 74 | HTC_PROTOCOL_VERSION); |
| 75 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 76 | ath10k_err(ar, "settings HTC version failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 77 | return ret; |
| 78 | } |
| 79 | |
| 80 | /* set the firmware mode to STA/IBSS/AP */ |
| 81 | ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host); |
| 82 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 83 | ath10k_err(ar, "setting firmware mode (1/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 84 | return ret; |
| 85 | } |
| 86 | |
| 87 | /* TODO following parameters need to be re-visited. */ |
| 88 | /* num_device */ |
| 89 | param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT); |
| 90 | /* Firmware mode */ |
| 91 | /* FIXME: Why FW_MODE_AP ??.*/ |
| 92 | param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT); |
| 93 | /* mac_addr_method */ |
| 94 | param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT); |
| 95 | /* firmware_bridge */ |
| 96 | param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT); |
| 97 | /* fwsubmode */ |
| 98 | param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT); |
| 99 | |
| 100 | ret = ath10k_bmi_write32(ar, hi_option_flag, param_host); |
| 101 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 102 | ath10k_err(ar, "setting firmware mode (2/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 103 | return ret; |
| 104 | } |
| 105 | |
| 106 | /* We do all byte-swapping on the host */ |
| 107 | ret = ath10k_bmi_write32(ar, hi_be, 0); |
| 108 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 109 | ath10k_err(ar, "setting host CPU BE mode failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 110 | return ret; |
| 111 | } |
| 112 | |
| 113 | /* FW descriptor/Data swap flags */ |
| 114 | ret = ath10k_bmi_write32(ar, hi_fw_swap, 0); |
| 115 | |
| 116 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 117 | ath10k_err(ar, "setting FW data/desc swap flags failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 118 | return ret; |
| 119 | } |
| 120 | |
| 121 | return 0; |
| 122 | } |
| 123 | |
| 124 | static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar, |
| 125 | const char *dir, |
| 126 | const char *file) |
| 127 | { |
| 128 | char filename[100]; |
| 129 | const struct firmware *fw; |
| 130 | int ret; |
| 131 | |
| 132 | if (file == NULL) |
| 133 | return ERR_PTR(-ENOENT); |
| 134 | |
| 135 | if (dir == NULL) |
| 136 | dir = "."; |
| 137 | |
| 138 | snprintf(filename, sizeof(filename), "%s/%s", dir, file); |
| 139 | ret = request_firmware(&fw, filename, ar->dev); |
| 140 | if (ret) |
| 141 | return ERR_PTR(ret); |
| 142 | |
| 143 | return fw; |
| 144 | } |
| 145 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 146 | static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data, |
| 147 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 148 | { |
| 149 | u32 board_data_size = QCA988X_BOARD_DATA_SZ; |
| 150 | u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ; |
| 151 | u32 board_ext_data_addr; |
| 152 | int ret; |
| 153 | |
| 154 | ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr); |
| 155 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 156 | ath10k_err(ar, "could not read board ext data addr (%d)\n", |
| 157 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 158 | return ret; |
| 159 | } |
| 160 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 161 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | effea96 | 2013-09-08 17:55:44 +0300 | [diff] [blame] | 162 | "boot push board extended data addr 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 163 | board_ext_data_addr); |
| 164 | |
| 165 | if (board_ext_data_addr == 0) |
| 166 | return 0; |
| 167 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 168 | if (data_len != (board_data_size + board_ext_data_size)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 169 | ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n", |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 170 | data_len, board_data_size, board_ext_data_size); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 171 | return -EINVAL; |
| 172 | } |
| 173 | |
| 174 | ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 175 | data + board_data_size, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 176 | board_ext_data_size); |
| 177 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 178 | ath10k_err(ar, "could not write board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 179 | return ret; |
| 180 | } |
| 181 | |
| 182 | ret = ath10k_bmi_write32(ar, hi_board_ext_data_config, |
| 183 | (board_ext_data_size << 16) | 1); |
| 184 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 185 | ath10k_err(ar, "could not write board ext data bit (%d)\n", |
| 186 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 187 | return ret; |
| 188 | } |
| 189 | |
| 190 | return 0; |
| 191 | } |
| 192 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 193 | static int ath10k_download_board_data(struct ath10k *ar, const void *data, |
| 194 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 195 | { |
| 196 | u32 board_data_size = QCA988X_BOARD_DATA_SZ; |
| 197 | u32 address; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 198 | int ret; |
| 199 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 200 | ret = ath10k_push_board_ext_data(ar, data, data_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 201 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 202 | ath10k_err(ar, "could not push board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 203 | goto exit; |
| 204 | } |
| 205 | |
| 206 | ret = ath10k_bmi_read32(ar, hi_board_data, &address); |
| 207 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 208 | ath10k_err(ar, "could not read board data addr (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 209 | goto exit; |
| 210 | } |
| 211 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 212 | ret = ath10k_bmi_write_memory(ar, address, data, |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 213 | min_t(u32, board_data_size, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 214 | data_len)); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 215 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 216 | ath10k_err(ar, "could not write board data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 217 | goto exit; |
| 218 | } |
| 219 | |
| 220 | ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1); |
| 221 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 222 | ath10k_err(ar, "could not write board data bit (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 223 | goto exit; |
| 224 | } |
| 225 | |
| 226 | exit: |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 227 | return ret; |
| 228 | } |
| 229 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 230 | static int ath10k_download_cal_file(struct ath10k *ar) |
| 231 | { |
| 232 | int ret; |
| 233 | |
| 234 | if (!ar->cal_file) |
| 235 | return -ENOENT; |
| 236 | |
| 237 | if (IS_ERR(ar->cal_file)) |
| 238 | return PTR_ERR(ar->cal_file); |
| 239 | |
| 240 | ret = ath10k_download_board_data(ar, ar->cal_file->data, |
| 241 | ar->cal_file->size); |
| 242 | if (ret) { |
| 243 | ath10k_err(ar, "failed to download cal_file data: %d\n", ret); |
| 244 | return ret; |
| 245 | } |
| 246 | |
| 247 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n"); |
| 248 | |
| 249 | return 0; |
| 250 | } |
| 251 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 252 | static int ath10k_download_and_run_otp(struct ath10k *ar) |
| 253 | { |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 254 | u32 result, address = ar->hw_params.patch_load_addr; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 255 | int ret; |
| 256 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 257 | ret = ath10k_download_board_data(ar, ar->board_data, ar->board_len); |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 258 | if (ret) { |
| 259 | ath10k_err(ar, "failed to download board data: %d\n", ret); |
| 260 | return ret; |
| 261 | } |
| 262 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 263 | /* OTP is optional */ |
| 264 | |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 265 | if (!ar->otp_data || !ar->otp_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 266 | 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] | 267 | ar->otp_data, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 268 | return 0; |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 269 | } |
| 270 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 271 | 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] | 272 | address, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 273 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 274 | 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] | 275 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 276 | ath10k_err(ar, "could not write otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 277 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 278 | } |
| 279 | |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 280 | ret = ath10k_bmi_execute(ar, address, 0, &result); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 281 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 282 | ath10k_err(ar, "could not execute otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 283 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 284 | } |
| 285 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 286 | 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] | 287 | |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame^] | 288 | if (!skip_otp && result != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 289 | ath10k_err(ar, "otp calibration failed: %d", result); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 290 | return -EINVAL; |
| 291 | } |
| 292 | |
| 293 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 294 | } |
| 295 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 296 | 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] | 297 | { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 298 | u32 address, data_len; |
| 299 | const char *mode_name; |
| 300 | const void *data; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 301 | int ret; |
| 302 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 303 | address = ar->hw_params.patch_load_addr; |
| 304 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 305 | switch (mode) { |
| 306 | case ATH10K_FIRMWARE_MODE_NORMAL: |
| 307 | data = ar->firmware_data; |
| 308 | data_len = ar->firmware_len; |
| 309 | mode_name = "normal"; |
| 310 | break; |
| 311 | case ATH10K_FIRMWARE_MODE_UTF: |
| 312 | data = ar->testmode.utf->data; |
| 313 | data_len = ar->testmode.utf->size; |
| 314 | mode_name = "utf"; |
| 315 | break; |
| 316 | default: |
| 317 | ath10k_err(ar, "unknown firmware mode: %d\n", mode); |
| 318 | return -EINVAL; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 319 | } |
| 320 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 321 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 322 | "boot uploading firmware image %p len %d mode %s\n", |
| 323 | data, data_len, mode_name); |
| 324 | |
| 325 | ret = ath10k_bmi_fast_download(ar, address, data, data_len); |
| 326 | if (ret) { |
| 327 | ath10k_err(ar, "failed to download %s firmware: %d\n", |
| 328 | mode_name, ret); |
| 329 | return ret; |
| 330 | } |
| 331 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 332 | return ret; |
| 333 | } |
| 334 | |
| 335 | static void ath10k_core_free_firmware_files(struct ath10k *ar) |
| 336 | { |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 337 | if (ar->board && !IS_ERR(ar->board)) |
| 338 | release_firmware(ar->board); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 339 | |
| 340 | if (ar->otp && !IS_ERR(ar->otp)) |
| 341 | release_firmware(ar->otp); |
| 342 | |
| 343 | if (ar->firmware && !IS_ERR(ar->firmware)) |
| 344 | release_firmware(ar->firmware); |
| 345 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 346 | if (ar->cal_file && !IS_ERR(ar->cal_file)) |
| 347 | release_firmware(ar->cal_file); |
| 348 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 349 | ar->board = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 350 | ar->board_data = NULL; |
| 351 | ar->board_len = 0; |
| 352 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 353 | ar->otp = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 354 | ar->otp_data = NULL; |
| 355 | ar->otp_len = 0; |
| 356 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 357 | ar->firmware = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 358 | ar->firmware_data = NULL; |
| 359 | ar->firmware_len = 0; |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 360 | |
| 361 | ar->cal_file = NULL; |
| 362 | } |
| 363 | |
| 364 | static int ath10k_fetch_cal_file(struct ath10k *ar) |
| 365 | { |
| 366 | char filename[100]; |
| 367 | |
| 368 | /* cal-<bus>-<id>.bin */ |
| 369 | scnprintf(filename, sizeof(filename), "cal-%s-%s.bin", |
| 370 | ath10k_bus_str(ar->hif.bus), dev_name(ar->dev)); |
| 371 | |
| 372 | ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename); |
| 373 | if (IS_ERR(ar->cal_file)) |
| 374 | /* calibration file is optional, don't print any warnings */ |
| 375 | return PTR_ERR(ar->cal_file); |
| 376 | |
| 377 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n", |
| 378 | ATH10K_FW_DIR, filename); |
| 379 | |
| 380 | return 0; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 381 | } |
| 382 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 383 | static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 384 | { |
| 385 | int ret = 0; |
| 386 | |
| 387 | if (ar->hw_params.fw.fw == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 388 | ath10k_err(ar, "firmware file not defined\n"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 389 | return -EINVAL; |
| 390 | } |
| 391 | |
| 392 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 393 | ath10k_err(ar, "board data file not defined"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 394 | return -EINVAL; |
| 395 | } |
| 396 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 397 | ar->board = ath10k_fetch_fw_file(ar, |
| 398 | ar->hw_params.fw.dir, |
| 399 | ar->hw_params.fw.board); |
| 400 | if (IS_ERR(ar->board)) { |
| 401 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 402 | ath10k_err(ar, "could not fetch board data (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 403 | goto err; |
| 404 | } |
| 405 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 406 | ar->board_data = ar->board->data; |
| 407 | ar->board_len = ar->board->size; |
| 408 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 409 | ar->firmware = ath10k_fetch_fw_file(ar, |
| 410 | ar->hw_params.fw.dir, |
| 411 | ar->hw_params.fw.fw); |
| 412 | if (IS_ERR(ar->firmware)) { |
| 413 | ret = PTR_ERR(ar->firmware); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 414 | ath10k_err(ar, "could not fetch firmware (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 415 | goto err; |
| 416 | } |
| 417 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 418 | ar->firmware_data = ar->firmware->data; |
| 419 | ar->firmware_len = ar->firmware->size; |
| 420 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 421 | /* OTP may be undefined. If so, don't fetch it at all */ |
| 422 | if (ar->hw_params.fw.otp == NULL) |
| 423 | return 0; |
| 424 | |
| 425 | ar->otp = ath10k_fetch_fw_file(ar, |
| 426 | ar->hw_params.fw.dir, |
| 427 | ar->hw_params.fw.otp); |
| 428 | if (IS_ERR(ar->otp)) { |
| 429 | ret = PTR_ERR(ar->otp); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 430 | ath10k_err(ar, "could not fetch otp (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 431 | goto err; |
| 432 | } |
| 433 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 434 | ar->otp_data = ar->otp->data; |
| 435 | ar->otp_len = ar->otp->size; |
| 436 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 437 | return 0; |
| 438 | |
| 439 | err: |
| 440 | ath10k_core_free_firmware_files(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 441 | return ret; |
| 442 | } |
| 443 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 444 | static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) |
| 445 | { |
| 446 | size_t magic_len, len, ie_len; |
| 447 | int ie_id, i, index, bit, ret; |
| 448 | struct ath10k_fw_ie *hdr; |
| 449 | const u8 *data; |
| 450 | __le32 *timestamp; |
| 451 | |
| 452 | /* first fetch the firmware file (firmware-*.bin) */ |
| 453 | ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); |
| 454 | if (IS_ERR(ar->firmware)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 455 | ath10k_err(ar, "could not fetch firmware file '%s/%s': %ld\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 456 | ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 457 | return PTR_ERR(ar->firmware); |
| 458 | } |
| 459 | |
| 460 | data = ar->firmware->data; |
| 461 | len = ar->firmware->size; |
| 462 | |
| 463 | /* magic also includes the null byte, check that as well */ |
| 464 | magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; |
| 465 | |
| 466 | if (len < magic_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 467 | 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] | 468 | ar->hw_params.fw.dir, name, len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 469 | ret = -EINVAL; |
| 470 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 471 | } |
| 472 | |
| 473 | if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 474 | ath10k_err(ar, "invalid firmware magic\n"); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 475 | ret = -EINVAL; |
| 476 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 477 | } |
| 478 | |
| 479 | /* jump over the padding */ |
| 480 | magic_len = ALIGN(magic_len, 4); |
| 481 | |
| 482 | len -= magic_len; |
| 483 | data += magic_len; |
| 484 | |
| 485 | /* loop elements */ |
| 486 | while (len > sizeof(struct ath10k_fw_ie)) { |
| 487 | hdr = (struct ath10k_fw_ie *)data; |
| 488 | |
| 489 | ie_id = le32_to_cpu(hdr->id); |
| 490 | ie_len = le32_to_cpu(hdr->len); |
| 491 | |
| 492 | len -= sizeof(*hdr); |
| 493 | data += sizeof(*hdr); |
| 494 | |
| 495 | if (len < ie_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 496 | ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 497 | ie_id, len, ie_len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 498 | ret = -EINVAL; |
| 499 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 500 | } |
| 501 | |
| 502 | switch (ie_id) { |
| 503 | case ATH10K_FW_IE_FW_VERSION: |
| 504 | if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1) |
| 505 | break; |
| 506 | |
| 507 | memcpy(ar->hw->wiphy->fw_version, data, ie_len); |
| 508 | ar->hw->wiphy->fw_version[ie_len] = '\0'; |
| 509 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 510 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 511 | "found fw version %s\n", |
| 512 | ar->hw->wiphy->fw_version); |
| 513 | break; |
| 514 | case ATH10K_FW_IE_TIMESTAMP: |
| 515 | if (ie_len != sizeof(u32)) |
| 516 | break; |
| 517 | |
| 518 | timestamp = (__le32 *)data; |
| 519 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 520 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 521 | le32_to_cpup(timestamp)); |
| 522 | break; |
| 523 | case ATH10K_FW_IE_FEATURES: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 524 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 525 | "found firmware features ie (%zd B)\n", |
| 526 | ie_len); |
| 527 | |
| 528 | for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { |
| 529 | index = i / 8; |
| 530 | bit = i % 8; |
| 531 | |
| 532 | if (index == ie_len) |
| 533 | break; |
| 534 | |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 535 | if (data[index] & (1 << bit)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 536 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 537 | "Enabling feature bit: %i\n", |
| 538 | i); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 539 | __set_bit(i, ar->fw_features); |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 540 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 541 | } |
| 542 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 543 | ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 544 | ar->fw_features, |
| 545 | sizeof(ar->fw_features)); |
| 546 | break; |
| 547 | case ATH10K_FW_IE_FW_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 548 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 549 | "found fw image ie (%zd B)\n", |
| 550 | ie_len); |
| 551 | |
| 552 | ar->firmware_data = data; |
| 553 | ar->firmware_len = ie_len; |
| 554 | |
| 555 | break; |
| 556 | case ATH10K_FW_IE_OTP_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 557 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 558 | "found otp image ie (%zd B)\n", |
| 559 | ie_len); |
| 560 | |
| 561 | ar->otp_data = data; |
| 562 | ar->otp_len = ie_len; |
| 563 | |
| 564 | break; |
| 565 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 566 | ath10k_warn(ar, "Unknown FW IE: %u\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 567 | le32_to_cpu(hdr->id)); |
| 568 | break; |
| 569 | } |
| 570 | |
| 571 | /* jump over the padding */ |
| 572 | ie_len = ALIGN(ie_len, 4); |
| 573 | |
| 574 | len -= ie_len; |
| 575 | data += ie_len; |
Fengguang Wu | e05634e | 2013-10-08 21:48:15 +0300 | [diff] [blame] | 576 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 577 | |
| 578 | if (!ar->firmware_data || !ar->firmware_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 579 | 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] | 580 | ar->hw_params.fw.dir, name); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 581 | ret = -ENOMEDIUM; |
| 582 | goto err; |
| 583 | } |
| 584 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 585 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features) && |
| 586 | !test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 587 | ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well"); |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 588 | ret = -EINVAL; |
| 589 | goto err; |
| 590 | } |
| 591 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 592 | /* now fetch the board file */ |
| 593 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 594 | ath10k_err(ar, "board data file not defined"); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 595 | ret = -EINVAL; |
| 596 | goto err; |
| 597 | } |
| 598 | |
| 599 | ar->board = ath10k_fetch_fw_file(ar, |
| 600 | ar->hw_params.fw.dir, |
| 601 | ar->hw_params.fw.board); |
| 602 | if (IS_ERR(ar->board)) { |
| 603 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 604 | ath10k_err(ar, "could not fetch board data '%s/%s' (%d)\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 605 | ar->hw_params.fw.dir, ar->hw_params.fw.board, |
| 606 | ret); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 607 | goto err; |
| 608 | } |
| 609 | |
| 610 | ar->board_data = ar->board->data; |
| 611 | ar->board_len = ar->board->size; |
| 612 | |
| 613 | return 0; |
| 614 | |
| 615 | err: |
| 616 | ath10k_core_free_firmware_files(ar); |
| 617 | return ret; |
| 618 | } |
| 619 | |
| 620 | static int ath10k_core_fetch_firmware_files(struct ath10k *ar) |
| 621 | { |
| 622 | int ret; |
| 623 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 624 | /* calibration file is optional, don't check for any errors */ |
| 625 | ath10k_fetch_cal_file(ar); |
| 626 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 627 | ar->fw_api = 3; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 628 | 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] | 629 | |
| 630 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API3_FILE); |
| 631 | if (ret == 0) |
| 632 | goto success; |
| 633 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 634 | ar->fw_api = 2; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 635 | 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] | 636 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 637 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 638 | if (ret == 0) |
| 639 | goto success; |
| 640 | |
| 641 | ar->fw_api = 1; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 642 | 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] | 643 | |
| 644 | ret = ath10k_core_fetch_firmware_api_1(ar); |
| 645 | if (ret) |
| 646 | return ret; |
| 647 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 648 | success: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 649 | 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] | 650 | |
| 651 | return 0; |
| 652 | } |
| 653 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 654 | static int ath10k_download_cal_data(struct ath10k *ar) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 655 | { |
| 656 | int ret; |
| 657 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 658 | ret = ath10k_download_cal_file(ar); |
| 659 | if (ret == 0) { |
| 660 | ar->cal_mode = ATH10K_CAL_MODE_FILE; |
| 661 | goto done; |
| 662 | } |
| 663 | |
| 664 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 665 | "boot did not find a calibration file, try OTP next: %d\n", |
| 666 | ret); |
| 667 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 668 | ret = ath10k_download_and_run_otp(ar); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 669 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 670 | ath10k_err(ar, "failed to run otp: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 671 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 672 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 673 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 674 | ar->cal_mode = ATH10K_CAL_MODE_OTP; |
| 675 | |
| 676 | done: |
| 677 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n", |
| 678 | ath10k_cal_mode_str(ar->cal_mode)); |
| 679 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 680 | } |
| 681 | |
| 682 | static int ath10k_init_uart(struct ath10k *ar) |
| 683 | { |
| 684 | int ret; |
| 685 | |
| 686 | /* |
| 687 | * Explicitly setting UART prints to zero as target turns it on |
| 688 | * based on scratch registers. |
| 689 | */ |
| 690 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 0); |
| 691 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 692 | ath10k_warn(ar, "could not disable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 693 | return ret; |
| 694 | } |
| 695 | |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 696 | if (!uart_print) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 697 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 698 | |
| 699 | ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, 7); |
| 700 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 701 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 702 | return ret; |
| 703 | } |
| 704 | |
| 705 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 1); |
| 706 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 707 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 708 | return ret; |
| 709 | } |
| 710 | |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 711 | /* Set the UART baud rate to 19200. */ |
| 712 | ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); |
| 713 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 714 | ath10k_warn(ar, "could not set the baud rate (%d)\n", ret); |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 715 | return ret; |
| 716 | } |
| 717 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 718 | ath10k_info(ar, "UART prints enabled\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 719 | return 0; |
| 720 | } |
| 721 | |
| 722 | static int ath10k_init_hw_params(struct ath10k *ar) |
| 723 | { |
| 724 | const struct ath10k_hw_params *uninitialized_var(hw_params); |
| 725 | int i; |
| 726 | |
| 727 | for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { |
| 728 | hw_params = &ath10k_hw_params_list[i]; |
| 729 | |
| 730 | if (hw_params->id == ar->target_version) |
| 731 | break; |
| 732 | } |
| 733 | |
| 734 | if (i == ARRAY_SIZE(ath10k_hw_params_list)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 735 | ath10k_err(ar, "Unsupported hardware version: 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 736 | ar->target_version); |
| 737 | return -EINVAL; |
| 738 | } |
| 739 | |
| 740 | ar->hw_params = *hw_params; |
| 741 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 742 | 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] | 743 | ar->hw_params.name, ar->target_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 744 | |
| 745 | return 0; |
| 746 | } |
| 747 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 748 | static void ath10k_core_restart(struct work_struct *work) |
| 749 | { |
| 750 | struct ath10k *ar = container_of(work, struct ath10k, restart_work); |
| 751 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 752 | set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 753 | |
| 754 | /* Place a barrier to make sure the compiler doesn't reorder |
| 755 | * CRASH_FLUSH and calling other functions. |
| 756 | */ |
| 757 | barrier(); |
| 758 | |
| 759 | ieee80211_stop_queues(ar->hw); |
| 760 | ath10k_drain_tx(ar); |
| 761 | complete_all(&ar->scan.started); |
| 762 | complete_all(&ar->scan.completed); |
| 763 | complete_all(&ar->scan.on_channel); |
| 764 | complete_all(&ar->offchan_tx_completed); |
| 765 | complete_all(&ar->install_key_done); |
| 766 | complete_all(&ar->vdev_setup_done); |
| 767 | wake_up(&ar->htt.empty_tx_wq); |
| 768 | wake_up(&ar->wmi.tx_credits_wq); |
| 769 | wake_up(&ar->peer_mapping_wq); |
| 770 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 771 | mutex_lock(&ar->conf_mutex); |
| 772 | |
| 773 | switch (ar->state) { |
| 774 | case ATH10K_STATE_ON: |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 775 | ar->state = ATH10K_STATE_RESTARTING; |
Michal Kazior | 61e9aab | 2014-08-22 14:33:18 +0200 | [diff] [blame] | 776 | ath10k_hif_stop(ar); |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 777 | ath10k_scan_finish(ar); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 778 | ieee80211_restart_hw(ar->hw); |
| 779 | break; |
| 780 | case ATH10K_STATE_OFF: |
Michal Kazior | 5e90de8 | 2013-10-16 16:46:05 +0300 | [diff] [blame] | 781 | /* this can happen if driver is being unloaded |
| 782 | * or if the crash happens during FW probing */ |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 783 | 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] | 784 | break; |
| 785 | case ATH10K_STATE_RESTARTING: |
Michal Kazior | c5058f5 | 2014-05-26 12:46:03 +0300 | [diff] [blame] | 786 | /* hw restart might be requested from multiple places */ |
| 787 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 788 | case ATH10K_STATE_RESTARTED: |
| 789 | ar->state = ATH10K_STATE_WEDGED; |
| 790 | /* fall through */ |
| 791 | case ATH10K_STATE_WEDGED: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 792 | ath10k_warn(ar, "device is wedged, will not restart\n"); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 793 | break; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 794 | case ATH10K_STATE_UTF: |
| 795 | ath10k_warn(ar, "firmware restart in UTF mode not supported\n"); |
| 796 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 797 | } |
| 798 | |
| 799 | mutex_unlock(&ar->conf_mutex); |
| 800 | } |
| 801 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 802 | int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 803 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 804 | int status; |
| 805 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 806 | lockdep_assert_held(&ar->conf_mutex); |
| 807 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 808 | clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 809 | |
Michal Kazior | 64d151d | 2013-07-16 09:38:53 +0200 | [diff] [blame] | 810 | ath10k_bmi_start(ar); |
| 811 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 812 | if (ath10k_init_configure_target(ar)) { |
| 813 | status = -EINVAL; |
| 814 | goto err; |
| 815 | } |
| 816 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 817 | status = ath10k_download_cal_data(ar); |
| 818 | if (status) |
| 819 | goto err; |
| 820 | |
| 821 | status = ath10k_download_fw(ar, mode); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 822 | if (status) |
| 823 | goto err; |
| 824 | |
| 825 | status = ath10k_init_uart(ar); |
| 826 | if (status) |
| 827 | goto err; |
| 828 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 829 | ar->htc.htc_ops.target_send_suspend_complete = |
| 830 | ath10k_send_suspend_complete; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 831 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 832 | status = ath10k_htc_init(ar); |
| 833 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 834 | ath10k_err(ar, "could not init HTC (%d)\n", status); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 835 | goto err; |
| 836 | } |
| 837 | |
| 838 | status = ath10k_bmi_done(ar); |
| 839 | if (status) |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 840 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 841 | |
| 842 | status = ath10k_wmi_attach(ar); |
| 843 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 844 | ath10k_err(ar, "WMI attach failed: %d\n", status); |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 845 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 846 | } |
| 847 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 848 | status = ath10k_htt_init(ar); |
| 849 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 850 | ath10k_err(ar, "failed to init htt: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 851 | goto err_wmi_detach; |
| 852 | } |
| 853 | |
| 854 | status = ath10k_htt_tx_alloc(&ar->htt); |
| 855 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 856 | ath10k_err(ar, "failed to alloc htt tx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 857 | goto err_wmi_detach; |
| 858 | } |
| 859 | |
| 860 | status = ath10k_htt_rx_alloc(&ar->htt); |
| 861 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 862 | ath10k_err(ar, "failed to alloc htt rx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 863 | goto err_htt_tx_detach; |
| 864 | } |
| 865 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 866 | status = ath10k_hif_start(ar); |
| 867 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 868 | ath10k_err(ar, "could not start HIF: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 869 | goto err_htt_rx_detach; |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 870 | } |
| 871 | |
| 872 | status = ath10k_htc_wait_target(&ar->htc); |
| 873 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 874 | ath10k_err(ar, "failed to connect to HTC: %d\n", status); |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 875 | goto err_hif_stop; |
| 876 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 877 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 878 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 879 | status = ath10k_htt_connect(&ar->htt); |
| 880 | if (status) { |
| 881 | ath10k_err(ar, "failed to connect htt (%d)\n", status); |
| 882 | goto err_hif_stop; |
| 883 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 884 | } |
| 885 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 886 | status = ath10k_wmi_connect(ar); |
| 887 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 888 | ath10k_err(ar, "could not connect wmi: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 889 | goto err_hif_stop; |
| 890 | } |
| 891 | |
| 892 | status = ath10k_htc_start(&ar->htc); |
| 893 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 894 | ath10k_err(ar, "failed to start htc: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 895 | goto err_hif_stop; |
| 896 | } |
| 897 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 898 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 899 | status = ath10k_wmi_wait_for_service_ready(ar); |
| 900 | if (status <= 0) { |
| 901 | ath10k_warn(ar, "wmi service ready event not received"); |
| 902 | status = -ETIMEDOUT; |
| 903 | goto err_hif_stop; |
| 904 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 905 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 906 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 907 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n", |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 908 | ar->hw->wiphy->fw_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 909 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 910 | status = ath10k_wmi_cmd_init(ar); |
| 911 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 912 | ath10k_err(ar, "could not send WMI init command (%d)\n", |
| 913 | status); |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 914 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 915 | } |
| 916 | |
| 917 | status = ath10k_wmi_wait_for_unified_ready(ar); |
| 918 | if (status <= 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 919 | ath10k_err(ar, "wmi unified ready event not received\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 920 | status = -ETIMEDOUT; |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 921 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 922 | } |
| 923 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 924 | /* we don't care about HTT in UTF mode */ |
| 925 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 926 | status = ath10k_htt_setup(&ar->htt); |
| 927 | if (status) { |
| 928 | ath10k_err(ar, "failed to setup htt: %d\n", status); |
| 929 | goto err_hif_stop; |
| 930 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 931 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 932 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 933 | status = ath10k_debug_start(ar); |
| 934 | if (status) |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 935 | goto err_hif_stop; |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 936 | |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 937 | if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) |
Ben Greear | 16c1117 | 2014-09-23 14:17:16 -0700 | [diff] [blame] | 938 | ar->free_vdev_map = (1LL << TARGET_10X_NUM_VDEVS) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 939 | else |
Ben Greear | 16c1117 | 2014-09-23 14:17:16 -0700 | [diff] [blame] | 940 | ar->free_vdev_map = (1LL << TARGET_NUM_VDEVS) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 941 | |
Michal Kazior | 0579119 | 2013-10-16 15:44:45 +0300 | [diff] [blame] | 942 | INIT_LIST_HEAD(&ar->arvifs); |
Michal Kazior | 1a1b8a8 | 2013-07-16 09:38:55 +0200 | [diff] [blame] | 943 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 944 | return 0; |
| 945 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 946 | err_hif_stop: |
| 947 | ath10k_hif_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 948 | err_htt_rx_detach: |
| 949 | ath10k_htt_rx_free(&ar->htt); |
| 950 | err_htt_tx_detach: |
| 951 | ath10k_htt_tx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 952 | err_wmi_detach: |
| 953 | ath10k_wmi_detach(ar); |
| 954 | err: |
| 955 | return status; |
| 956 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 957 | EXPORT_SYMBOL(ath10k_core_start); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 958 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 959 | int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt) |
| 960 | { |
| 961 | int ret; |
| 962 | |
| 963 | reinit_completion(&ar->target_suspend); |
| 964 | |
| 965 | ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt); |
| 966 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 967 | ath10k_warn(ar, "could not suspend target (%d)\n", ret); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 968 | return ret; |
| 969 | } |
| 970 | |
| 971 | ret = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ); |
| 972 | |
| 973 | if (ret == 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 974 | ath10k_warn(ar, "suspend timed out - target pause event never came\n"); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 975 | return -ETIMEDOUT; |
| 976 | } |
| 977 | |
| 978 | return 0; |
| 979 | } |
| 980 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 981 | void ath10k_core_stop(struct ath10k *ar) |
| 982 | { |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 983 | lockdep_assert_held(&ar->conf_mutex); |
| 984 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 985 | /* try to suspend target */ |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 986 | if (ar->state != ATH10K_STATE_RESTARTING && |
| 987 | ar->state != ATH10K_STATE_UTF) |
Michal Kazior | 216a183 | 2014-04-23 19:30:04 +0300 | [diff] [blame] | 988 | ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR); |
| 989 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 990 | ath10k_debug_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 991 | ath10k_hif_stop(ar); |
| 992 | ath10k_htt_tx_free(&ar->htt); |
| 993 | ath10k_htt_rx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 994 | ath10k_wmi_detach(ar); |
| 995 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 996 | EXPORT_SYMBOL(ath10k_core_stop); |
| 997 | |
| 998 | /* mac80211 manages fw/hw initialization through start/stop hooks. However in |
| 999 | * order to know what hw capabilities should be advertised to mac80211 it is |
| 1000 | * necessary to load the firmware (and tear it down immediately since start |
| 1001 | * hook will try to init it again) before registering */ |
| 1002 | static int ath10k_core_probe_fw(struct ath10k *ar) |
| 1003 | { |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1004 | struct bmi_target_info target_info; |
| 1005 | int ret = 0; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1006 | |
| 1007 | ret = ath10k_hif_power_up(ar); |
| 1008 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1009 | ath10k_err(ar, "could not start pci hif (%d)\n", ret); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1010 | return ret; |
| 1011 | } |
| 1012 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1013 | memset(&target_info, 0, sizeof(target_info)); |
| 1014 | ret = ath10k_bmi_get_target_info(ar, &target_info); |
| 1015 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1016 | ath10k_err(ar, "could not get target info (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1017 | ath10k_hif_power_down(ar); |
| 1018 | return ret; |
| 1019 | } |
| 1020 | |
| 1021 | ar->target_version = target_info.version; |
| 1022 | ar->hw->wiphy->hw_version = target_info.version; |
| 1023 | |
| 1024 | ret = ath10k_init_hw_params(ar); |
| 1025 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1026 | ath10k_err(ar, "could not get hw params (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1027 | ath10k_hif_power_down(ar); |
| 1028 | return ret; |
| 1029 | } |
| 1030 | |
| 1031 | ret = ath10k_core_fetch_firmware_files(ar); |
| 1032 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1033 | ath10k_err(ar, "could not fetch firmware files (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1034 | ath10k_hif_power_down(ar); |
| 1035 | return ret; |
| 1036 | } |
| 1037 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1038 | mutex_lock(&ar->conf_mutex); |
| 1039 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1040 | ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1041 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1042 | ath10k_err(ar, "could not init core (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1043 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1044 | ath10k_hif_power_down(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1045 | mutex_unlock(&ar->conf_mutex); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1046 | return ret; |
| 1047 | } |
| 1048 | |
Michal Kazior | 8079de0 | 2014-08-22 14:23:29 +0200 | [diff] [blame] | 1049 | ath10k_print_driver_info(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1050 | ath10k_core_stop(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1051 | |
| 1052 | mutex_unlock(&ar->conf_mutex); |
| 1053 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1054 | ath10k_hif_power_down(ar); |
| 1055 | return 0; |
| 1056 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1057 | |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1058 | static int ath10k_core_check_chip_id(struct ath10k *ar) |
| 1059 | { |
| 1060 | u32 hw_revision = MS(ar->chip_id, SOC_CHIP_ID_REV); |
| 1061 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1062 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot chip_id 0x%08x hw_revision 0x%x\n", |
Kalle Valo | effea96 | 2013-09-08 17:55:44 +0300 | [diff] [blame] | 1063 | ar->chip_id, hw_revision); |
| 1064 | |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1065 | /* Check that we are not using hw1.0 (some of them have same pci id |
| 1066 | * as hw2.0) before doing anything else as ath10k crashes horribly |
| 1067 | * due to missing hw1.0 workarounds. */ |
| 1068 | switch (hw_revision) { |
| 1069 | case QCA988X_HW_1_0_CHIP_ID_REV: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1070 | ath10k_err(ar, "ERROR: qca988x hw1.0 is not supported\n"); |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1071 | return -EOPNOTSUPP; |
| 1072 | |
| 1073 | case QCA988X_HW_2_0_CHIP_ID_REV: |
| 1074 | /* known hardware revision, continue normally */ |
| 1075 | return 0; |
| 1076 | |
| 1077 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1078 | ath10k_warn(ar, "Warning: hardware revision unknown (0x%x), expect problems\n", |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1079 | ar->chip_id); |
| 1080 | return 0; |
| 1081 | } |
| 1082 | |
| 1083 | return 0; |
| 1084 | } |
| 1085 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1086 | static void ath10k_core_register_work(struct work_struct *work) |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1087 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1088 | struct ath10k *ar = container_of(work, struct ath10k, register_work); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1089 | int status; |
| 1090 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1091 | status = ath10k_core_probe_fw(ar); |
| 1092 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1093 | ath10k_err(ar, "could not probe fw (%d)\n", status); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1094 | goto err; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1095 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1096 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1097 | status = ath10k_mac_register(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1098 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1099 | ath10k_err(ar, "could not register to mac80211 (%d)\n", status); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1100 | goto err_release_fw; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1101 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1102 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1103 | status = ath10k_debug_register(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1104 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1105 | ath10k_err(ar, "unable to initialize debugfs\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1106 | goto err_unregister_mac; |
| 1107 | } |
| 1108 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1109 | status = ath10k_spectral_create(ar); |
| 1110 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1111 | ath10k_err(ar, "failed to initialize spectral\n"); |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1112 | goto err_debug_destroy; |
| 1113 | } |
| 1114 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1115 | set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags); |
| 1116 | return; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1117 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1118 | err_debug_destroy: |
| 1119 | ath10k_debug_destroy(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1120 | err_unregister_mac: |
| 1121 | ath10k_mac_unregister(ar); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1122 | err_release_fw: |
| 1123 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1124 | err: |
Michal Kazior | a491a92 | 2014-07-14 16:07:29 +0300 | [diff] [blame] | 1125 | /* TODO: It's probably a good idea to release device from the driver |
| 1126 | * but calling device_release_driver() here will cause a deadlock. |
| 1127 | */ |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1128 | return; |
| 1129 | } |
| 1130 | |
| 1131 | int ath10k_core_register(struct ath10k *ar, u32 chip_id) |
| 1132 | { |
| 1133 | int status; |
| 1134 | |
| 1135 | ar->chip_id = chip_id; |
| 1136 | |
| 1137 | status = ath10k_core_check_chip_id(ar); |
| 1138 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1139 | ath10k_err(ar, "Unsupported chip id 0x%08x\n", ar->chip_id); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1140 | return status; |
| 1141 | } |
| 1142 | |
| 1143 | queue_work(ar->workqueue, &ar->register_work); |
| 1144 | |
| 1145 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1146 | } |
| 1147 | EXPORT_SYMBOL(ath10k_core_register); |
| 1148 | |
| 1149 | void ath10k_core_unregister(struct ath10k *ar) |
| 1150 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1151 | cancel_work_sync(&ar->register_work); |
| 1152 | |
| 1153 | if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) |
| 1154 | return; |
| 1155 | |
Simon Wunderlich | 804eef147 | 2014-08-12 17:12:17 +0200 | [diff] [blame] | 1156 | /* Stop spectral before unregistering from mac80211 to remove the |
| 1157 | * relayfs debugfs file cleanly. Otherwise the parent debugfs tree |
| 1158 | * would be already be free'd recursively, leading to a double free. |
| 1159 | */ |
| 1160 | ath10k_spectral_destroy(ar); |
| 1161 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1162 | /* We must unregister from mac80211 before we stop HTC and HIF. |
| 1163 | * Otherwise we will fail to submit commands to FW and mac80211 will be |
| 1164 | * unhappy about callback failures. */ |
| 1165 | ath10k_mac_unregister(ar); |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1166 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1167 | ath10k_testmode_destroy(ar); |
| 1168 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1169 | ath10k_core_free_firmware_files(ar); |
Ben Greear | 6f1f56e | 2013-11-04 09:18:16 -0800 | [diff] [blame] | 1170 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1171 | ath10k_debug_unregister(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1172 | } |
| 1173 | EXPORT_SYMBOL(ath10k_core_unregister); |
| 1174 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1175 | struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1176 | enum ath10k_bus bus, |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1177 | const struct ath10k_hif_ops *hif_ops) |
| 1178 | { |
| 1179 | struct ath10k *ar; |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1180 | int ret; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1181 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1182 | ar = ath10k_mac_create(priv_size); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1183 | if (!ar) |
| 1184 | return NULL; |
| 1185 | |
| 1186 | ar->ath_common.priv = ar; |
| 1187 | ar->ath_common.hw = ar->hw; |
| 1188 | |
| 1189 | ar->p2p = !!ath10k_p2p; |
| 1190 | ar->dev = dev; |
| 1191 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1192 | ar->hif.ops = hif_ops; |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1193 | ar->hif.bus = bus; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1194 | |
| 1195 | init_completion(&ar->scan.started); |
| 1196 | init_completion(&ar->scan.completed); |
| 1197 | init_completion(&ar->scan.on_channel); |
| 1198 | init_completion(&ar->target_suspend); |
| 1199 | |
| 1200 | init_completion(&ar->install_key_done); |
| 1201 | init_completion(&ar->vdev_setup_done); |
| 1202 | |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 1203 | INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1204 | |
| 1205 | ar->workqueue = create_singlethread_workqueue("ath10k_wq"); |
| 1206 | if (!ar->workqueue) |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1207 | goto err_free_mac; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1208 | |
| 1209 | mutex_init(&ar->conf_mutex); |
| 1210 | spin_lock_init(&ar->data_lock); |
| 1211 | |
| 1212 | INIT_LIST_HEAD(&ar->peers); |
| 1213 | init_waitqueue_head(&ar->peer_mapping_wq); |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 1214 | init_waitqueue_head(&ar->htt.empty_tx_wq); |
| 1215 | init_waitqueue_head(&ar->wmi.tx_credits_wq); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1216 | |
| 1217 | init_completion(&ar->offchan_tx_completed); |
| 1218 | INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); |
| 1219 | skb_queue_head_init(&ar->offchan_tx_queue); |
| 1220 | |
| 1221 | INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work); |
| 1222 | skb_queue_head_init(&ar->wmi_mgmt_tx_queue); |
| 1223 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1224 | INIT_WORK(&ar->register_work, ath10k_core_register_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1225 | INIT_WORK(&ar->restart_work, ath10k_core_restart); |
| 1226 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1227 | ret = ath10k_debug_create(ar); |
| 1228 | if (ret) |
| 1229 | goto err_free_wq; |
| 1230 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1231 | return ar; |
| 1232 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1233 | err_free_wq: |
| 1234 | destroy_workqueue(ar->workqueue); |
| 1235 | |
| 1236 | err_free_mac: |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1237 | ath10k_mac_destroy(ar); |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1238 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1239 | return NULL; |
| 1240 | } |
| 1241 | EXPORT_SYMBOL(ath10k_core_create); |
| 1242 | |
| 1243 | void ath10k_core_destroy(struct ath10k *ar) |
| 1244 | { |
| 1245 | flush_workqueue(ar->workqueue); |
| 1246 | destroy_workqueue(ar->workqueue); |
| 1247 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1248 | ath10k_debug_destroy(ar); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1249 | ath10k_mac_destroy(ar); |
| 1250 | } |
| 1251 | EXPORT_SYMBOL(ath10k_core_destroy); |
| 1252 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1253 | MODULE_AUTHOR("Qualcomm Atheros"); |
| 1254 | MODULE_DESCRIPTION("Core module for QCA988X PCIe devices."); |
| 1255 | MODULE_LICENSE("Dual BSD/GPL"); |