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; |
| 34 | module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); |
| 35 | module_param(uart_print, bool, 0644); |
| 36 | module_param_named(p2p, ath10k_p2p, uint, 0644); |
| 37 | MODULE_PARM_DESC(debug_mask, "Debugging mask"); |
| 38 | MODULE_PARM_DESC(uart_print, "Uart target debugging"); |
| 39 | MODULE_PARM_DESC(p2p, "Enable ath10k P2P support"); |
| 40 | |
| 41 | static const struct ath10k_hw_params ath10k_hw_params_list[] = { |
| 42 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 43 | .id = QCA988X_HW_2_0_VERSION, |
| 44 | .name = "qca988x hw2.0", |
| 45 | .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR, |
| 46 | .fw = { |
| 47 | .dir = QCA988X_HW_2_0_FW_DIR, |
| 48 | .fw = QCA988X_HW_2_0_FW_FILE, |
| 49 | .otp = QCA988X_HW_2_0_OTP_FILE, |
| 50 | .board = QCA988X_HW_2_0_BOARD_DATA_FILE, |
| 51 | }, |
| 52 | }, |
| 53 | }; |
| 54 | |
| 55 | static void ath10k_send_suspend_complete(struct ath10k *ar) |
| 56 | { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 57 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 58 | |
Marek Puzyniak | 9042e17 | 2014-02-10 17:14:23 +0100 | [diff] [blame] | 59 | complete(&ar->target_suspend); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 60 | } |
| 61 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 62 | static int ath10k_init_configure_target(struct ath10k *ar) |
| 63 | { |
| 64 | u32 param_host; |
| 65 | int ret; |
| 66 | |
| 67 | /* tell target which HTC version it is used*/ |
| 68 | ret = ath10k_bmi_write32(ar, hi_app_host_interest, |
| 69 | HTC_PROTOCOL_VERSION); |
| 70 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 71 | ath10k_err(ar, "settings HTC version failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 72 | return ret; |
| 73 | } |
| 74 | |
| 75 | /* set the firmware mode to STA/IBSS/AP */ |
| 76 | ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host); |
| 77 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 78 | ath10k_err(ar, "setting firmware mode (1/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 79 | return ret; |
| 80 | } |
| 81 | |
| 82 | /* TODO following parameters need to be re-visited. */ |
| 83 | /* num_device */ |
| 84 | param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT); |
| 85 | /* Firmware mode */ |
| 86 | /* FIXME: Why FW_MODE_AP ??.*/ |
| 87 | param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT); |
| 88 | /* mac_addr_method */ |
| 89 | param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT); |
| 90 | /* firmware_bridge */ |
| 91 | param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT); |
| 92 | /* fwsubmode */ |
| 93 | param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT); |
| 94 | |
| 95 | ret = ath10k_bmi_write32(ar, hi_option_flag, param_host); |
| 96 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 97 | ath10k_err(ar, "setting firmware mode (2/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 98 | return ret; |
| 99 | } |
| 100 | |
| 101 | /* We do all byte-swapping on the host */ |
| 102 | ret = ath10k_bmi_write32(ar, hi_be, 0); |
| 103 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 104 | ath10k_err(ar, "setting host CPU BE mode failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 105 | return ret; |
| 106 | } |
| 107 | |
| 108 | /* FW descriptor/Data swap flags */ |
| 109 | ret = ath10k_bmi_write32(ar, hi_fw_swap, 0); |
| 110 | |
| 111 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 112 | ath10k_err(ar, "setting FW data/desc swap flags failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 113 | return ret; |
| 114 | } |
| 115 | |
| 116 | return 0; |
| 117 | } |
| 118 | |
| 119 | static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar, |
| 120 | const char *dir, |
| 121 | const char *file) |
| 122 | { |
| 123 | char filename[100]; |
| 124 | const struct firmware *fw; |
| 125 | int ret; |
| 126 | |
| 127 | if (file == NULL) |
| 128 | return ERR_PTR(-ENOENT); |
| 129 | |
| 130 | if (dir == NULL) |
| 131 | dir = "."; |
| 132 | |
| 133 | snprintf(filename, sizeof(filename), "%s/%s", dir, file); |
| 134 | ret = request_firmware(&fw, filename, ar->dev); |
| 135 | if (ret) |
| 136 | return ERR_PTR(ret); |
| 137 | |
| 138 | return fw; |
| 139 | } |
| 140 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 141 | static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data, |
| 142 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 143 | { |
| 144 | u32 board_data_size = QCA988X_BOARD_DATA_SZ; |
| 145 | u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ; |
| 146 | u32 board_ext_data_addr; |
| 147 | int ret; |
| 148 | |
| 149 | ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr); |
| 150 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 151 | ath10k_err(ar, "could not read board ext data addr (%d)\n", |
| 152 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 153 | return ret; |
| 154 | } |
| 155 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 156 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | effea96 | 2013-09-08 17:55:44 +0300 | [diff] [blame] | 157 | "boot push board extended data addr 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 158 | board_ext_data_addr); |
| 159 | |
| 160 | if (board_ext_data_addr == 0) |
| 161 | return 0; |
| 162 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 163 | if (data_len != (board_data_size + board_ext_data_size)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 164 | ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n", |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 165 | data_len, board_data_size, board_ext_data_size); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 166 | return -EINVAL; |
| 167 | } |
| 168 | |
| 169 | ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 170 | data + board_data_size, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 171 | board_ext_data_size); |
| 172 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 173 | ath10k_err(ar, "could not write board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 174 | return ret; |
| 175 | } |
| 176 | |
| 177 | ret = ath10k_bmi_write32(ar, hi_board_ext_data_config, |
| 178 | (board_ext_data_size << 16) | 1); |
| 179 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 180 | ath10k_err(ar, "could not write board ext data bit (%d)\n", |
| 181 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 182 | return ret; |
| 183 | } |
| 184 | |
| 185 | return 0; |
| 186 | } |
| 187 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 188 | static int ath10k_download_board_data(struct ath10k *ar, const void *data, |
| 189 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 190 | { |
| 191 | u32 board_data_size = QCA988X_BOARD_DATA_SZ; |
| 192 | u32 address; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 193 | int ret; |
| 194 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 195 | ret = ath10k_push_board_ext_data(ar, data, data_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 196 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 197 | ath10k_err(ar, "could not push board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 198 | goto exit; |
| 199 | } |
| 200 | |
| 201 | ret = ath10k_bmi_read32(ar, hi_board_data, &address); |
| 202 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 203 | ath10k_err(ar, "could not read board data addr (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 204 | goto exit; |
| 205 | } |
| 206 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 207 | ret = ath10k_bmi_write_memory(ar, address, data, |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 208 | min_t(u32, board_data_size, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 209 | data_len)); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 210 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 211 | ath10k_err(ar, "could not write board data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 212 | goto exit; |
| 213 | } |
| 214 | |
| 215 | ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1); |
| 216 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 217 | ath10k_err(ar, "could not write board data bit (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 218 | goto exit; |
| 219 | } |
| 220 | |
| 221 | exit: |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 222 | return ret; |
| 223 | } |
| 224 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 225 | static int ath10k_download_cal_file(struct ath10k *ar) |
| 226 | { |
| 227 | int ret; |
| 228 | |
| 229 | if (!ar->cal_file) |
| 230 | return -ENOENT; |
| 231 | |
| 232 | if (IS_ERR(ar->cal_file)) |
| 233 | return PTR_ERR(ar->cal_file); |
| 234 | |
| 235 | ret = ath10k_download_board_data(ar, ar->cal_file->data, |
| 236 | ar->cal_file->size); |
| 237 | if (ret) { |
| 238 | ath10k_err(ar, "failed to download cal_file data: %d\n", ret); |
| 239 | return ret; |
| 240 | } |
| 241 | |
| 242 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n"); |
| 243 | |
| 244 | return 0; |
| 245 | } |
| 246 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 247 | static int ath10k_download_and_run_otp(struct ath10k *ar) |
| 248 | { |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 249 | u32 result, address = ar->hw_params.patch_load_addr; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 250 | int ret; |
| 251 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 252 | ret = ath10k_download_board_data(ar, ar->board_data, ar->board_len); |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 253 | if (ret) { |
| 254 | ath10k_err(ar, "failed to download board data: %d\n", ret); |
| 255 | return ret; |
| 256 | } |
| 257 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 258 | /* OTP is optional */ |
| 259 | |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 260 | if (!ar->otp_data || !ar->otp_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 261 | 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] | 262 | ar->otp_data, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 263 | return 0; |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 264 | } |
| 265 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 266 | 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] | 267 | address, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 268 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 269 | 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] | 270 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 271 | ath10k_err(ar, "could not write otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 272 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 273 | } |
| 274 | |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 275 | ret = ath10k_bmi_execute(ar, address, 0, &result); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 276 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 277 | ath10k_err(ar, "could not execute otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 278 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 279 | } |
| 280 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 281 | 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] | 282 | |
| 283 | if (result != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 284 | ath10k_err(ar, "otp calibration failed: %d", result); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 285 | return -EINVAL; |
| 286 | } |
| 287 | |
| 288 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 289 | } |
| 290 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 291 | 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] | 292 | { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 293 | u32 address, data_len; |
| 294 | const char *mode_name; |
| 295 | const void *data; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 296 | int ret; |
| 297 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 298 | address = ar->hw_params.patch_load_addr; |
| 299 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 300 | switch (mode) { |
| 301 | case ATH10K_FIRMWARE_MODE_NORMAL: |
| 302 | data = ar->firmware_data; |
| 303 | data_len = ar->firmware_len; |
| 304 | mode_name = "normal"; |
| 305 | break; |
| 306 | case ATH10K_FIRMWARE_MODE_UTF: |
| 307 | data = ar->testmode.utf->data; |
| 308 | data_len = ar->testmode.utf->size; |
| 309 | mode_name = "utf"; |
| 310 | break; |
| 311 | default: |
| 312 | ath10k_err(ar, "unknown firmware mode: %d\n", mode); |
| 313 | return -EINVAL; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 314 | } |
| 315 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 316 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 317 | "boot uploading firmware image %p len %d mode %s\n", |
| 318 | data, data_len, mode_name); |
| 319 | |
| 320 | ret = ath10k_bmi_fast_download(ar, address, data, data_len); |
| 321 | if (ret) { |
| 322 | ath10k_err(ar, "failed to download %s firmware: %d\n", |
| 323 | mode_name, ret); |
| 324 | return ret; |
| 325 | } |
| 326 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 327 | return ret; |
| 328 | } |
| 329 | |
| 330 | static void ath10k_core_free_firmware_files(struct ath10k *ar) |
| 331 | { |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 332 | if (ar->board && !IS_ERR(ar->board)) |
| 333 | release_firmware(ar->board); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 334 | |
| 335 | if (ar->otp && !IS_ERR(ar->otp)) |
| 336 | release_firmware(ar->otp); |
| 337 | |
| 338 | if (ar->firmware && !IS_ERR(ar->firmware)) |
| 339 | release_firmware(ar->firmware); |
| 340 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 341 | if (ar->cal_file && !IS_ERR(ar->cal_file)) |
| 342 | release_firmware(ar->cal_file); |
| 343 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 344 | ar->board = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 345 | ar->board_data = NULL; |
| 346 | ar->board_len = 0; |
| 347 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 348 | ar->otp = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 349 | ar->otp_data = NULL; |
| 350 | ar->otp_len = 0; |
| 351 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 352 | ar->firmware = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 353 | ar->firmware_data = NULL; |
| 354 | ar->firmware_len = 0; |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 355 | |
| 356 | ar->cal_file = NULL; |
| 357 | } |
| 358 | |
| 359 | static int ath10k_fetch_cal_file(struct ath10k *ar) |
| 360 | { |
| 361 | char filename[100]; |
| 362 | |
| 363 | /* cal-<bus>-<id>.bin */ |
| 364 | scnprintf(filename, sizeof(filename), "cal-%s-%s.bin", |
| 365 | ath10k_bus_str(ar->hif.bus), dev_name(ar->dev)); |
| 366 | |
| 367 | ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename); |
| 368 | if (IS_ERR(ar->cal_file)) |
| 369 | /* calibration file is optional, don't print any warnings */ |
| 370 | return PTR_ERR(ar->cal_file); |
| 371 | |
| 372 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n", |
| 373 | ATH10K_FW_DIR, filename); |
| 374 | |
| 375 | return 0; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 376 | } |
| 377 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 378 | static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 379 | { |
| 380 | int ret = 0; |
| 381 | |
| 382 | if (ar->hw_params.fw.fw == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 383 | ath10k_err(ar, "firmware file not defined\n"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 384 | return -EINVAL; |
| 385 | } |
| 386 | |
| 387 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 388 | ath10k_err(ar, "board data file not defined"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 389 | return -EINVAL; |
| 390 | } |
| 391 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 392 | ar->board = ath10k_fetch_fw_file(ar, |
| 393 | ar->hw_params.fw.dir, |
| 394 | ar->hw_params.fw.board); |
| 395 | if (IS_ERR(ar->board)) { |
| 396 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 397 | ath10k_err(ar, "could not fetch board data (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 398 | goto err; |
| 399 | } |
| 400 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 401 | ar->board_data = ar->board->data; |
| 402 | ar->board_len = ar->board->size; |
| 403 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 404 | ar->firmware = ath10k_fetch_fw_file(ar, |
| 405 | ar->hw_params.fw.dir, |
| 406 | ar->hw_params.fw.fw); |
| 407 | if (IS_ERR(ar->firmware)) { |
| 408 | ret = PTR_ERR(ar->firmware); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 409 | ath10k_err(ar, "could not fetch firmware (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 410 | goto err; |
| 411 | } |
| 412 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 413 | ar->firmware_data = ar->firmware->data; |
| 414 | ar->firmware_len = ar->firmware->size; |
| 415 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 416 | /* OTP may be undefined. If so, don't fetch it at all */ |
| 417 | if (ar->hw_params.fw.otp == NULL) |
| 418 | return 0; |
| 419 | |
| 420 | ar->otp = ath10k_fetch_fw_file(ar, |
| 421 | ar->hw_params.fw.dir, |
| 422 | ar->hw_params.fw.otp); |
| 423 | if (IS_ERR(ar->otp)) { |
| 424 | ret = PTR_ERR(ar->otp); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 425 | ath10k_err(ar, "could not fetch otp (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 426 | goto err; |
| 427 | } |
| 428 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 429 | ar->otp_data = ar->otp->data; |
| 430 | ar->otp_len = ar->otp->size; |
| 431 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 432 | return 0; |
| 433 | |
| 434 | err: |
| 435 | ath10k_core_free_firmware_files(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 436 | return ret; |
| 437 | } |
| 438 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 439 | static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) |
| 440 | { |
| 441 | size_t magic_len, len, ie_len; |
| 442 | int ie_id, i, index, bit, ret; |
| 443 | struct ath10k_fw_ie *hdr; |
| 444 | const u8 *data; |
| 445 | __le32 *timestamp; |
| 446 | |
| 447 | /* first fetch the firmware file (firmware-*.bin) */ |
| 448 | ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); |
| 449 | if (IS_ERR(ar->firmware)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 450 | ath10k_err(ar, "could not fetch firmware file '%s/%s': %ld\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 451 | ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 452 | return PTR_ERR(ar->firmware); |
| 453 | } |
| 454 | |
| 455 | data = ar->firmware->data; |
| 456 | len = ar->firmware->size; |
| 457 | |
| 458 | /* magic also includes the null byte, check that as well */ |
| 459 | magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; |
| 460 | |
| 461 | if (len < magic_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 462 | 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] | 463 | ar->hw_params.fw.dir, name, len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 464 | ret = -EINVAL; |
| 465 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 466 | } |
| 467 | |
| 468 | if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 469 | ath10k_err(ar, "invalid firmware magic\n"); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 470 | ret = -EINVAL; |
| 471 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 472 | } |
| 473 | |
| 474 | /* jump over the padding */ |
| 475 | magic_len = ALIGN(magic_len, 4); |
| 476 | |
| 477 | len -= magic_len; |
| 478 | data += magic_len; |
| 479 | |
| 480 | /* loop elements */ |
| 481 | while (len > sizeof(struct ath10k_fw_ie)) { |
| 482 | hdr = (struct ath10k_fw_ie *)data; |
| 483 | |
| 484 | ie_id = le32_to_cpu(hdr->id); |
| 485 | ie_len = le32_to_cpu(hdr->len); |
| 486 | |
| 487 | len -= sizeof(*hdr); |
| 488 | data += sizeof(*hdr); |
| 489 | |
| 490 | if (len < ie_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 491 | ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 492 | ie_id, len, ie_len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 493 | ret = -EINVAL; |
| 494 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 495 | } |
| 496 | |
| 497 | switch (ie_id) { |
| 498 | case ATH10K_FW_IE_FW_VERSION: |
| 499 | if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1) |
| 500 | break; |
| 501 | |
| 502 | memcpy(ar->hw->wiphy->fw_version, data, ie_len); |
| 503 | ar->hw->wiphy->fw_version[ie_len] = '\0'; |
| 504 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 505 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 506 | "found fw version %s\n", |
| 507 | ar->hw->wiphy->fw_version); |
| 508 | break; |
| 509 | case ATH10K_FW_IE_TIMESTAMP: |
| 510 | if (ie_len != sizeof(u32)) |
| 511 | break; |
| 512 | |
| 513 | timestamp = (__le32 *)data; |
| 514 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 515 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 516 | le32_to_cpup(timestamp)); |
| 517 | break; |
| 518 | case ATH10K_FW_IE_FEATURES: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 519 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 520 | "found firmware features ie (%zd B)\n", |
| 521 | ie_len); |
| 522 | |
| 523 | for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { |
| 524 | index = i / 8; |
| 525 | bit = i % 8; |
| 526 | |
| 527 | if (index == ie_len) |
| 528 | break; |
| 529 | |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 530 | if (data[index] & (1 << bit)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 531 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 532 | "Enabling feature bit: %i\n", |
| 533 | i); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 534 | __set_bit(i, ar->fw_features); |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 535 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 536 | } |
| 537 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 538 | ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 539 | ar->fw_features, |
| 540 | sizeof(ar->fw_features)); |
| 541 | break; |
| 542 | case ATH10K_FW_IE_FW_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 543 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 544 | "found fw image ie (%zd B)\n", |
| 545 | ie_len); |
| 546 | |
| 547 | ar->firmware_data = data; |
| 548 | ar->firmware_len = ie_len; |
| 549 | |
| 550 | break; |
| 551 | case ATH10K_FW_IE_OTP_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 552 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 553 | "found otp image ie (%zd B)\n", |
| 554 | ie_len); |
| 555 | |
| 556 | ar->otp_data = data; |
| 557 | ar->otp_len = ie_len; |
| 558 | |
| 559 | break; |
| 560 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 561 | ath10k_warn(ar, "Unknown FW IE: %u\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 562 | le32_to_cpu(hdr->id)); |
| 563 | break; |
| 564 | } |
| 565 | |
| 566 | /* jump over the padding */ |
| 567 | ie_len = ALIGN(ie_len, 4); |
| 568 | |
| 569 | len -= ie_len; |
| 570 | data += ie_len; |
Fengguang Wu | e05634e | 2013-10-08 21:48:15 +0300 | [diff] [blame] | 571 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 572 | |
| 573 | if (!ar->firmware_data || !ar->firmware_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 574 | 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] | 575 | ar->hw_params.fw.dir, name); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 576 | ret = -ENOMEDIUM; |
| 577 | goto err; |
| 578 | } |
| 579 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 580 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features) && |
| 581 | !test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 582 | 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] | 583 | ret = -EINVAL; |
| 584 | goto err; |
| 585 | } |
| 586 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 587 | /* now fetch the board file */ |
| 588 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 589 | ath10k_err(ar, "board data file not defined"); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 590 | ret = -EINVAL; |
| 591 | goto err; |
| 592 | } |
| 593 | |
| 594 | ar->board = ath10k_fetch_fw_file(ar, |
| 595 | ar->hw_params.fw.dir, |
| 596 | ar->hw_params.fw.board); |
| 597 | if (IS_ERR(ar->board)) { |
| 598 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 599 | ath10k_err(ar, "could not fetch board data '%s/%s' (%d)\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 600 | ar->hw_params.fw.dir, ar->hw_params.fw.board, |
| 601 | ret); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 602 | goto err; |
| 603 | } |
| 604 | |
| 605 | ar->board_data = ar->board->data; |
| 606 | ar->board_len = ar->board->size; |
| 607 | |
| 608 | return 0; |
| 609 | |
| 610 | err: |
| 611 | ath10k_core_free_firmware_files(ar); |
| 612 | return ret; |
| 613 | } |
| 614 | |
| 615 | static int ath10k_core_fetch_firmware_files(struct ath10k *ar) |
| 616 | { |
| 617 | int ret; |
| 618 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 619 | /* calibration file is optional, don't check for any errors */ |
| 620 | ath10k_fetch_cal_file(ar); |
| 621 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 622 | ar->fw_api = 3; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 623 | 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] | 624 | |
| 625 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API3_FILE); |
| 626 | if (ret == 0) |
| 627 | goto success; |
| 628 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 629 | ar->fw_api = 2; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 630 | 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] | 631 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 632 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 633 | if (ret == 0) |
| 634 | goto success; |
| 635 | |
| 636 | ar->fw_api = 1; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 637 | 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] | 638 | |
| 639 | ret = ath10k_core_fetch_firmware_api_1(ar); |
| 640 | if (ret) |
| 641 | return ret; |
| 642 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 643 | success: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 644 | 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] | 645 | |
| 646 | return 0; |
| 647 | } |
| 648 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 649 | static int ath10k_download_cal_data(struct ath10k *ar) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 650 | { |
| 651 | int ret; |
| 652 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 653 | ret = ath10k_download_cal_file(ar); |
| 654 | if (ret == 0) { |
| 655 | ar->cal_mode = ATH10K_CAL_MODE_FILE; |
| 656 | goto done; |
| 657 | } |
| 658 | |
| 659 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 660 | "boot did not find a calibration file, try OTP next: %d\n", |
| 661 | ret); |
| 662 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 663 | ret = ath10k_download_and_run_otp(ar); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 664 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 665 | ath10k_err(ar, "failed to run otp: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 666 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 667 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 668 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 669 | ar->cal_mode = ATH10K_CAL_MODE_OTP; |
| 670 | |
| 671 | done: |
| 672 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n", |
| 673 | ath10k_cal_mode_str(ar->cal_mode)); |
| 674 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 675 | } |
| 676 | |
| 677 | static int ath10k_init_uart(struct ath10k *ar) |
| 678 | { |
| 679 | int ret; |
| 680 | |
| 681 | /* |
| 682 | * Explicitly setting UART prints to zero as target turns it on |
| 683 | * based on scratch registers. |
| 684 | */ |
| 685 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 0); |
| 686 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 687 | ath10k_warn(ar, "could not disable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 688 | return ret; |
| 689 | } |
| 690 | |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 691 | if (!uart_print) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 692 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 693 | |
| 694 | ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, 7); |
| 695 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 696 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 697 | return ret; |
| 698 | } |
| 699 | |
| 700 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 1); |
| 701 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 702 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 703 | return ret; |
| 704 | } |
| 705 | |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 706 | /* Set the UART baud rate to 19200. */ |
| 707 | ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); |
| 708 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 709 | ath10k_warn(ar, "could not set the baud rate (%d)\n", ret); |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 710 | return ret; |
| 711 | } |
| 712 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 713 | ath10k_info(ar, "UART prints enabled\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 714 | return 0; |
| 715 | } |
| 716 | |
| 717 | static int ath10k_init_hw_params(struct ath10k *ar) |
| 718 | { |
| 719 | const struct ath10k_hw_params *uninitialized_var(hw_params); |
| 720 | int i; |
| 721 | |
| 722 | for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { |
| 723 | hw_params = &ath10k_hw_params_list[i]; |
| 724 | |
| 725 | if (hw_params->id == ar->target_version) |
| 726 | break; |
| 727 | } |
| 728 | |
| 729 | if (i == ARRAY_SIZE(ath10k_hw_params_list)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 730 | ath10k_err(ar, "Unsupported hardware version: 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 731 | ar->target_version); |
| 732 | return -EINVAL; |
| 733 | } |
| 734 | |
| 735 | ar->hw_params = *hw_params; |
| 736 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 737 | 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] | 738 | ar->hw_params.name, ar->target_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 739 | |
| 740 | return 0; |
| 741 | } |
| 742 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 743 | static void ath10k_core_restart(struct work_struct *work) |
| 744 | { |
| 745 | struct ath10k *ar = container_of(work, struct ath10k, restart_work); |
| 746 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame^] | 747 | set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 748 | |
| 749 | /* Place a barrier to make sure the compiler doesn't reorder |
| 750 | * CRASH_FLUSH and calling other functions. |
| 751 | */ |
| 752 | barrier(); |
| 753 | |
| 754 | ieee80211_stop_queues(ar->hw); |
| 755 | ath10k_drain_tx(ar); |
| 756 | complete_all(&ar->scan.started); |
| 757 | complete_all(&ar->scan.completed); |
| 758 | complete_all(&ar->scan.on_channel); |
| 759 | complete_all(&ar->offchan_tx_completed); |
| 760 | complete_all(&ar->install_key_done); |
| 761 | complete_all(&ar->vdev_setup_done); |
| 762 | wake_up(&ar->htt.empty_tx_wq); |
| 763 | wake_up(&ar->wmi.tx_credits_wq); |
| 764 | wake_up(&ar->peer_mapping_wq); |
| 765 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 766 | mutex_lock(&ar->conf_mutex); |
| 767 | |
| 768 | switch (ar->state) { |
| 769 | case ATH10K_STATE_ON: |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 770 | ar->state = ATH10K_STATE_RESTARTING; |
Michal Kazior | 61e9aab | 2014-08-22 14:33:18 +0200 | [diff] [blame] | 771 | ath10k_hif_stop(ar); |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 772 | ath10k_scan_finish(ar); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 773 | ieee80211_restart_hw(ar->hw); |
| 774 | break; |
| 775 | case ATH10K_STATE_OFF: |
Michal Kazior | 5e90de8 | 2013-10-16 16:46:05 +0300 | [diff] [blame] | 776 | /* this can happen if driver is being unloaded |
| 777 | * or if the crash happens during FW probing */ |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 778 | 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] | 779 | break; |
| 780 | case ATH10K_STATE_RESTARTING: |
Michal Kazior | c5058f5 | 2014-05-26 12:46:03 +0300 | [diff] [blame] | 781 | /* hw restart might be requested from multiple places */ |
| 782 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 783 | case ATH10K_STATE_RESTARTED: |
| 784 | ar->state = ATH10K_STATE_WEDGED; |
| 785 | /* fall through */ |
| 786 | case ATH10K_STATE_WEDGED: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 787 | ath10k_warn(ar, "device is wedged, will not restart\n"); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 788 | break; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 789 | case ATH10K_STATE_UTF: |
| 790 | ath10k_warn(ar, "firmware restart in UTF mode not supported\n"); |
| 791 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 792 | } |
| 793 | |
| 794 | mutex_unlock(&ar->conf_mutex); |
| 795 | } |
| 796 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 797 | int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 798 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 799 | int status; |
| 800 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 801 | lockdep_assert_held(&ar->conf_mutex); |
| 802 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame^] | 803 | clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 804 | |
Michal Kazior | 64d151d | 2013-07-16 09:38:53 +0200 | [diff] [blame] | 805 | ath10k_bmi_start(ar); |
| 806 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 807 | if (ath10k_init_configure_target(ar)) { |
| 808 | status = -EINVAL; |
| 809 | goto err; |
| 810 | } |
| 811 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 812 | status = ath10k_download_cal_data(ar); |
| 813 | if (status) |
| 814 | goto err; |
| 815 | |
| 816 | status = ath10k_download_fw(ar, mode); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 817 | if (status) |
| 818 | goto err; |
| 819 | |
| 820 | status = ath10k_init_uart(ar); |
| 821 | if (status) |
| 822 | goto err; |
| 823 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 824 | ar->htc.htc_ops.target_send_suspend_complete = |
| 825 | ath10k_send_suspend_complete; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 826 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 827 | status = ath10k_htc_init(ar); |
| 828 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 829 | ath10k_err(ar, "could not init HTC (%d)\n", status); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 830 | goto err; |
| 831 | } |
| 832 | |
| 833 | status = ath10k_bmi_done(ar); |
| 834 | if (status) |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 835 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 836 | |
| 837 | status = ath10k_wmi_attach(ar); |
| 838 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 839 | ath10k_err(ar, "WMI attach failed: %d\n", 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 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 843 | status = ath10k_htt_init(ar); |
| 844 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 845 | ath10k_err(ar, "failed to init htt: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 846 | goto err_wmi_detach; |
| 847 | } |
| 848 | |
| 849 | status = ath10k_htt_tx_alloc(&ar->htt); |
| 850 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 851 | ath10k_err(ar, "failed to alloc htt tx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 852 | goto err_wmi_detach; |
| 853 | } |
| 854 | |
| 855 | status = ath10k_htt_rx_alloc(&ar->htt); |
| 856 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 857 | ath10k_err(ar, "failed to alloc htt rx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 858 | goto err_htt_tx_detach; |
| 859 | } |
| 860 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 861 | status = ath10k_hif_start(ar); |
| 862 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 863 | ath10k_err(ar, "could not start HIF: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 864 | goto err_htt_rx_detach; |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 865 | } |
| 866 | |
| 867 | status = ath10k_htc_wait_target(&ar->htc); |
| 868 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 869 | ath10k_err(ar, "failed to connect to HTC: %d\n", status); |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 870 | goto err_hif_stop; |
| 871 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 872 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 873 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 874 | status = ath10k_htt_connect(&ar->htt); |
| 875 | if (status) { |
| 876 | ath10k_err(ar, "failed to connect htt (%d)\n", status); |
| 877 | goto err_hif_stop; |
| 878 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 879 | } |
| 880 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 881 | status = ath10k_wmi_connect(ar); |
| 882 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 883 | ath10k_err(ar, "could not connect wmi: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 884 | goto err_hif_stop; |
| 885 | } |
| 886 | |
| 887 | status = ath10k_htc_start(&ar->htc); |
| 888 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 889 | ath10k_err(ar, "failed to start htc: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 890 | goto err_hif_stop; |
| 891 | } |
| 892 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 893 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 894 | status = ath10k_wmi_wait_for_service_ready(ar); |
| 895 | if (status <= 0) { |
| 896 | ath10k_warn(ar, "wmi service ready event not received"); |
| 897 | status = -ETIMEDOUT; |
| 898 | goto err_hif_stop; |
| 899 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 900 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 901 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 902 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n", |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 903 | ar->hw->wiphy->fw_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 904 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 905 | status = ath10k_wmi_cmd_init(ar); |
| 906 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 907 | ath10k_err(ar, "could not send WMI init command (%d)\n", |
| 908 | status); |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 909 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 910 | } |
| 911 | |
| 912 | status = ath10k_wmi_wait_for_unified_ready(ar); |
| 913 | if (status <= 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 914 | ath10k_err(ar, "wmi unified ready event not received\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 915 | status = -ETIMEDOUT; |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 916 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 917 | } |
| 918 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 919 | /* we don't care about HTT in UTF mode */ |
| 920 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 921 | status = ath10k_htt_setup(&ar->htt); |
| 922 | if (status) { |
| 923 | ath10k_err(ar, "failed to setup htt: %d\n", status); |
| 924 | goto err_hif_stop; |
| 925 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 926 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 927 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 928 | status = ath10k_debug_start(ar); |
| 929 | if (status) |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 930 | goto err_hif_stop; |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 931 | |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 932 | if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) |
Ben Greear | 16c1117 | 2014-09-23 14:17:16 -0700 | [diff] [blame] | 933 | ar->free_vdev_map = (1LL << TARGET_10X_NUM_VDEVS) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 934 | else |
Ben Greear | 16c1117 | 2014-09-23 14:17:16 -0700 | [diff] [blame] | 935 | ar->free_vdev_map = (1LL << TARGET_NUM_VDEVS) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 936 | |
Michal Kazior | 0579119 | 2013-10-16 15:44:45 +0300 | [diff] [blame] | 937 | INIT_LIST_HEAD(&ar->arvifs); |
Michal Kazior | 1a1b8a8 | 2013-07-16 09:38:55 +0200 | [diff] [blame] | 938 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 939 | return 0; |
| 940 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 941 | err_hif_stop: |
| 942 | ath10k_hif_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 943 | err_htt_rx_detach: |
| 944 | ath10k_htt_rx_free(&ar->htt); |
| 945 | err_htt_tx_detach: |
| 946 | ath10k_htt_tx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 947 | err_wmi_detach: |
| 948 | ath10k_wmi_detach(ar); |
| 949 | err: |
| 950 | return status; |
| 951 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 952 | EXPORT_SYMBOL(ath10k_core_start); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 953 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 954 | int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt) |
| 955 | { |
| 956 | int ret; |
| 957 | |
| 958 | reinit_completion(&ar->target_suspend); |
| 959 | |
| 960 | ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt); |
| 961 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 962 | ath10k_warn(ar, "could not suspend target (%d)\n", ret); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 963 | return ret; |
| 964 | } |
| 965 | |
| 966 | ret = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ); |
| 967 | |
| 968 | if (ret == 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 969 | ath10k_warn(ar, "suspend timed out - target pause event never came\n"); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 970 | return -ETIMEDOUT; |
| 971 | } |
| 972 | |
| 973 | return 0; |
| 974 | } |
| 975 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 976 | void ath10k_core_stop(struct ath10k *ar) |
| 977 | { |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 978 | lockdep_assert_held(&ar->conf_mutex); |
| 979 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 980 | /* try to suspend target */ |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 981 | if (ar->state != ATH10K_STATE_RESTARTING && |
| 982 | ar->state != ATH10K_STATE_UTF) |
Michal Kazior | 216a183 | 2014-04-23 19:30:04 +0300 | [diff] [blame] | 983 | ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR); |
| 984 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 985 | ath10k_debug_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 986 | ath10k_hif_stop(ar); |
| 987 | ath10k_htt_tx_free(&ar->htt); |
| 988 | ath10k_htt_rx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 989 | ath10k_wmi_detach(ar); |
| 990 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 991 | EXPORT_SYMBOL(ath10k_core_stop); |
| 992 | |
| 993 | /* mac80211 manages fw/hw initialization through start/stop hooks. However in |
| 994 | * order to know what hw capabilities should be advertised to mac80211 it is |
| 995 | * necessary to load the firmware (and tear it down immediately since start |
| 996 | * hook will try to init it again) before registering */ |
| 997 | static int ath10k_core_probe_fw(struct ath10k *ar) |
| 998 | { |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 999 | struct bmi_target_info target_info; |
| 1000 | int ret = 0; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1001 | |
| 1002 | ret = ath10k_hif_power_up(ar); |
| 1003 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1004 | ath10k_err(ar, "could not start pci hif (%d)\n", ret); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1005 | return ret; |
| 1006 | } |
| 1007 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1008 | memset(&target_info, 0, sizeof(target_info)); |
| 1009 | ret = ath10k_bmi_get_target_info(ar, &target_info); |
| 1010 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1011 | ath10k_err(ar, "could not get target info (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1012 | ath10k_hif_power_down(ar); |
| 1013 | return ret; |
| 1014 | } |
| 1015 | |
| 1016 | ar->target_version = target_info.version; |
| 1017 | ar->hw->wiphy->hw_version = target_info.version; |
| 1018 | |
| 1019 | ret = ath10k_init_hw_params(ar); |
| 1020 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1021 | ath10k_err(ar, "could not get hw params (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1022 | ath10k_hif_power_down(ar); |
| 1023 | return ret; |
| 1024 | } |
| 1025 | |
| 1026 | ret = ath10k_core_fetch_firmware_files(ar); |
| 1027 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1028 | ath10k_err(ar, "could not fetch firmware files (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1029 | ath10k_hif_power_down(ar); |
| 1030 | return ret; |
| 1031 | } |
| 1032 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1033 | mutex_lock(&ar->conf_mutex); |
| 1034 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1035 | ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1036 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1037 | ath10k_err(ar, "could not init core (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1038 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1039 | ath10k_hif_power_down(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1040 | mutex_unlock(&ar->conf_mutex); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1041 | return ret; |
| 1042 | } |
| 1043 | |
Michal Kazior | 8079de0 | 2014-08-22 14:23:29 +0200 | [diff] [blame] | 1044 | ath10k_print_driver_info(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1045 | ath10k_core_stop(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1046 | |
| 1047 | mutex_unlock(&ar->conf_mutex); |
| 1048 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1049 | ath10k_hif_power_down(ar); |
| 1050 | return 0; |
| 1051 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1052 | |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1053 | static int ath10k_core_check_chip_id(struct ath10k *ar) |
| 1054 | { |
| 1055 | u32 hw_revision = MS(ar->chip_id, SOC_CHIP_ID_REV); |
| 1056 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1057 | 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] | 1058 | ar->chip_id, hw_revision); |
| 1059 | |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1060 | /* Check that we are not using hw1.0 (some of them have same pci id |
| 1061 | * as hw2.0) before doing anything else as ath10k crashes horribly |
| 1062 | * due to missing hw1.0 workarounds. */ |
| 1063 | switch (hw_revision) { |
| 1064 | case QCA988X_HW_1_0_CHIP_ID_REV: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1065 | ath10k_err(ar, "ERROR: qca988x hw1.0 is not supported\n"); |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1066 | return -EOPNOTSUPP; |
| 1067 | |
| 1068 | case QCA988X_HW_2_0_CHIP_ID_REV: |
| 1069 | /* known hardware revision, continue normally */ |
| 1070 | return 0; |
| 1071 | |
| 1072 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1073 | ath10k_warn(ar, "Warning: hardware revision unknown (0x%x), expect problems\n", |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 1074 | ar->chip_id); |
| 1075 | return 0; |
| 1076 | } |
| 1077 | |
| 1078 | return 0; |
| 1079 | } |
| 1080 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1081 | static void ath10k_core_register_work(struct work_struct *work) |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1082 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1083 | struct ath10k *ar = container_of(work, struct ath10k, register_work); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1084 | int status; |
| 1085 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1086 | status = ath10k_core_probe_fw(ar); |
| 1087 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1088 | ath10k_err(ar, "could not probe fw (%d)\n", status); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1089 | goto err; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1090 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1091 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1092 | status = ath10k_mac_register(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1093 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1094 | ath10k_err(ar, "could not register to mac80211 (%d)\n", status); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1095 | goto err_release_fw; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1096 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1097 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1098 | status = ath10k_debug_register(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1099 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1100 | ath10k_err(ar, "unable to initialize debugfs\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1101 | goto err_unregister_mac; |
| 1102 | } |
| 1103 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1104 | status = ath10k_spectral_create(ar); |
| 1105 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1106 | ath10k_err(ar, "failed to initialize spectral\n"); |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1107 | goto err_debug_destroy; |
| 1108 | } |
| 1109 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1110 | set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags); |
| 1111 | return; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1112 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1113 | err_debug_destroy: |
| 1114 | ath10k_debug_destroy(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1115 | err_unregister_mac: |
| 1116 | ath10k_mac_unregister(ar); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1117 | err_release_fw: |
| 1118 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1119 | err: |
Michal Kazior | a491a92 | 2014-07-14 16:07:29 +0300 | [diff] [blame] | 1120 | /* TODO: It's probably a good idea to release device from the driver |
| 1121 | * but calling device_release_driver() here will cause a deadlock. |
| 1122 | */ |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1123 | return; |
| 1124 | } |
| 1125 | |
| 1126 | int ath10k_core_register(struct ath10k *ar, u32 chip_id) |
| 1127 | { |
| 1128 | int status; |
| 1129 | |
| 1130 | ar->chip_id = chip_id; |
| 1131 | |
| 1132 | status = ath10k_core_check_chip_id(ar); |
| 1133 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1134 | ath10k_err(ar, "Unsupported chip id 0x%08x\n", ar->chip_id); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1135 | return status; |
| 1136 | } |
| 1137 | |
| 1138 | queue_work(ar->workqueue, &ar->register_work); |
| 1139 | |
| 1140 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1141 | } |
| 1142 | EXPORT_SYMBOL(ath10k_core_register); |
| 1143 | |
| 1144 | void ath10k_core_unregister(struct ath10k *ar) |
| 1145 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1146 | cancel_work_sync(&ar->register_work); |
| 1147 | |
| 1148 | if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) |
| 1149 | return; |
| 1150 | |
Simon Wunderlich | 804eef147 | 2014-08-12 17:12:17 +0200 | [diff] [blame] | 1151 | /* Stop spectral before unregistering from mac80211 to remove the |
| 1152 | * relayfs debugfs file cleanly. Otherwise the parent debugfs tree |
| 1153 | * would be already be free'd recursively, leading to a double free. |
| 1154 | */ |
| 1155 | ath10k_spectral_destroy(ar); |
| 1156 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1157 | /* We must unregister from mac80211 before we stop HTC and HIF. |
| 1158 | * Otherwise we will fail to submit commands to FW and mac80211 will be |
| 1159 | * unhappy about callback failures. */ |
| 1160 | ath10k_mac_unregister(ar); |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1161 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1162 | ath10k_testmode_destroy(ar); |
| 1163 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1164 | ath10k_core_free_firmware_files(ar); |
Ben Greear | 6f1f56e | 2013-11-04 09:18:16 -0800 | [diff] [blame] | 1165 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1166 | ath10k_debug_unregister(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1167 | } |
| 1168 | EXPORT_SYMBOL(ath10k_core_unregister); |
| 1169 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1170 | struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1171 | enum ath10k_bus bus, |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1172 | const struct ath10k_hif_ops *hif_ops) |
| 1173 | { |
| 1174 | struct ath10k *ar; |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1175 | int ret; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1176 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1177 | ar = ath10k_mac_create(priv_size); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1178 | if (!ar) |
| 1179 | return NULL; |
| 1180 | |
| 1181 | ar->ath_common.priv = ar; |
| 1182 | ar->ath_common.hw = ar->hw; |
| 1183 | |
| 1184 | ar->p2p = !!ath10k_p2p; |
| 1185 | ar->dev = dev; |
| 1186 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1187 | ar->hif.ops = hif_ops; |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1188 | ar->hif.bus = bus; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1189 | |
| 1190 | init_completion(&ar->scan.started); |
| 1191 | init_completion(&ar->scan.completed); |
| 1192 | init_completion(&ar->scan.on_channel); |
| 1193 | init_completion(&ar->target_suspend); |
| 1194 | |
| 1195 | init_completion(&ar->install_key_done); |
| 1196 | init_completion(&ar->vdev_setup_done); |
| 1197 | |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 1198 | INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1199 | |
| 1200 | ar->workqueue = create_singlethread_workqueue("ath10k_wq"); |
| 1201 | if (!ar->workqueue) |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1202 | goto err_free_mac; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1203 | |
| 1204 | mutex_init(&ar->conf_mutex); |
| 1205 | spin_lock_init(&ar->data_lock); |
| 1206 | |
| 1207 | INIT_LIST_HEAD(&ar->peers); |
| 1208 | init_waitqueue_head(&ar->peer_mapping_wq); |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame^] | 1209 | init_waitqueue_head(&ar->htt.empty_tx_wq); |
| 1210 | init_waitqueue_head(&ar->wmi.tx_credits_wq); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1211 | |
| 1212 | init_completion(&ar->offchan_tx_completed); |
| 1213 | INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); |
| 1214 | skb_queue_head_init(&ar->offchan_tx_queue); |
| 1215 | |
| 1216 | INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work); |
| 1217 | skb_queue_head_init(&ar->wmi_mgmt_tx_queue); |
| 1218 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1219 | INIT_WORK(&ar->register_work, ath10k_core_register_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1220 | INIT_WORK(&ar->restart_work, ath10k_core_restart); |
| 1221 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1222 | ret = ath10k_debug_create(ar); |
| 1223 | if (ret) |
| 1224 | goto err_free_wq; |
| 1225 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1226 | return ar; |
| 1227 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1228 | err_free_wq: |
| 1229 | destroy_workqueue(ar->workqueue); |
| 1230 | |
| 1231 | err_free_mac: |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1232 | ath10k_mac_destroy(ar); |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1233 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1234 | return NULL; |
| 1235 | } |
| 1236 | EXPORT_SYMBOL(ath10k_core_create); |
| 1237 | |
| 1238 | void ath10k_core_destroy(struct ath10k *ar) |
| 1239 | { |
| 1240 | flush_workqueue(ar->workqueue); |
| 1241 | destroy_workqueue(ar->workqueue); |
| 1242 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1243 | ath10k_debug_destroy(ar); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1244 | ath10k_mac_destroy(ar); |
| 1245 | } |
| 1246 | EXPORT_SYMBOL(ath10k_core_destroy); |
| 1247 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1248 | MODULE_AUTHOR("Qualcomm Atheros"); |
| 1249 | MODULE_DESCRIPTION("Core module for QCA988X PCIe devices."); |
| 1250 | MODULE_LICENSE("Dual BSD/GPL"); |