Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2005-2011 Atheros Communications Inc. |
| 3 | * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. |
| 4 | * |
| 5 | * Permission to use, copy, modify, and/or distribute this software for any |
| 6 | * purpose with or without fee is hereby granted, provided that the above |
| 7 | * copyright notice and this permission notice appear in all copies. |
| 8 | * |
| 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 16 | */ |
| 17 | |
| 18 | #include <linux/module.h> |
| 19 | #include <linux/firmware.h> |
Toshi Kikuchi | 5aabff0 | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 20 | #include <linux/of.h> |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 21 | |
| 22 | #include "core.h" |
| 23 | #include "mac.h" |
| 24 | #include "htc.h" |
| 25 | #include "hif.h" |
| 26 | #include "wmi.h" |
| 27 | #include "bmi.h" |
| 28 | #include "debug.h" |
| 29 | #include "htt.h" |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 30 | #include "testmode.h" |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 31 | |
| 32 | unsigned int ath10k_debug_mask; |
| 33 | static bool uart_print; |
| 34 | static unsigned int ath10k_p2p; |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 35 | static bool skip_otp; |
| 36 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 37 | module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); |
| 38 | module_param(uart_print, bool, 0644); |
| 39 | module_param_named(p2p, ath10k_p2p, uint, 0644); |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 40 | module_param(skip_otp, bool, 0644); |
| 41 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 42 | MODULE_PARM_DESC(debug_mask, "Debugging mask"); |
| 43 | MODULE_PARM_DESC(uart_print, "Uart target debugging"); |
| 44 | MODULE_PARM_DESC(p2p, "Enable ath10k P2P support"); |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 45 | MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 46 | |
| 47 | static const struct ath10k_hw_params ath10k_hw_params_list[] = { |
| 48 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 49 | .id = QCA988X_HW_2_0_VERSION, |
| 50 | .name = "qca988x hw2.0", |
| 51 | .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR, |
Michal Kazior | 3a8200b | 2014-12-02 10:55:55 +0200 | [diff] [blame] | 52 | .uart_pin = 7, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 53 | .fw = { |
| 54 | .dir = QCA988X_HW_2_0_FW_DIR, |
| 55 | .fw = QCA988X_HW_2_0_FW_FILE, |
| 56 | .otp = QCA988X_HW_2_0_OTP_FILE, |
| 57 | .board = QCA988X_HW_2_0_BOARD_DATA_FILE, |
Michal Kazior | 9764a2a | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 58 | .board_size = QCA988X_BOARD_DATA_SZ, |
| 59 | .board_ext_size = QCA988X_BOARD_EXT_DATA_SZ, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 60 | }, |
| 61 | }, |
| 62 | }; |
| 63 | |
| 64 | static void ath10k_send_suspend_complete(struct ath10k *ar) |
| 65 | { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 66 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 67 | |
Marek Puzyniak | 9042e17 | 2014-02-10 17:14:23 +0100 | [diff] [blame] | 68 | complete(&ar->target_suspend); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 69 | } |
| 70 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 71 | static int ath10k_init_configure_target(struct ath10k *ar) |
| 72 | { |
| 73 | u32 param_host; |
| 74 | int ret; |
| 75 | |
| 76 | /* tell target which HTC version it is used*/ |
| 77 | ret = ath10k_bmi_write32(ar, hi_app_host_interest, |
| 78 | HTC_PROTOCOL_VERSION); |
| 79 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 80 | ath10k_err(ar, "settings HTC version failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 81 | return ret; |
| 82 | } |
| 83 | |
| 84 | /* set the firmware mode to STA/IBSS/AP */ |
| 85 | ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host); |
| 86 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 87 | ath10k_err(ar, "setting firmware mode (1/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 88 | return ret; |
| 89 | } |
| 90 | |
| 91 | /* TODO following parameters need to be re-visited. */ |
| 92 | /* num_device */ |
| 93 | param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT); |
| 94 | /* Firmware mode */ |
| 95 | /* FIXME: Why FW_MODE_AP ??.*/ |
| 96 | param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT); |
| 97 | /* mac_addr_method */ |
| 98 | param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT); |
| 99 | /* firmware_bridge */ |
| 100 | param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT); |
| 101 | /* fwsubmode */ |
| 102 | param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT); |
| 103 | |
| 104 | ret = ath10k_bmi_write32(ar, hi_option_flag, param_host); |
| 105 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 106 | ath10k_err(ar, "setting firmware mode (2/2) failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 107 | return ret; |
| 108 | } |
| 109 | |
| 110 | /* We do all byte-swapping on the host */ |
| 111 | ret = ath10k_bmi_write32(ar, hi_be, 0); |
| 112 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 113 | ath10k_err(ar, "setting host CPU BE mode failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 114 | return ret; |
| 115 | } |
| 116 | |
| 117 | /* FW descriptor/Data swap flags */ |
| 118 | ret = ath10k_bmi_write32(ar, hi_fw_swap, 0); |
| 119 | |
| 120 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 121 | ath10k_err(ar, "setting FW data/desc swap flags failed\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 122 | return ret; |
| 123 | } |
| 124 | |
| 125 | return 0; |
| 126 | } |
| 127 | |
| 128 | static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar, |
| 129 | const char *dir, |
| 130 | const char *file) |
| 131 | { |
| 132 | char filename[100]; |
| 133 | const struct firmware *fw; |
| 134 | int ret; |
| 135 | |
| 136 | if (file == NULL) |
| 137 | return ERR_PTR(-ENOENT); |
| 138 | |
| 139 | if (dir == NULL) |
| 140 | dir = "."; |
| 141 | |
| 142 | snprintf(filename, sizeof(filename), "%s/%s", dir, file); |
| 143 | ret = request_firmware(&fw, filename, ar->dev); |
| 144 | if (ret) |
| 145 | return ERR_PTR(ret); |
| 146 | |
| 147 | return fw; |
| 148 | } |
| 149 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 150 | static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data, |
| 151 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 152 | { |
Michal Kazior | 9764a2a | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 153 | u32 board_data_size = ar->hw_params.fw.board_size; |
| 154 | u32 board_ext_data_size = ar->hw_params.fw.board_ext_size; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 155 | u32 board_ext_data_addr; |
| 156 | int ret; |
| 157 | |
| 158 | ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr); |
| 159 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 160 | ath10k_err(ar, "could not read board ext data addr (%d)\n", |
| 161 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 162 | return ret; |
| 163 | } |
| 164 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 165 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | effea96 | 2013-09-08 17:55:44 +0300 | [diff] [blame] | 166 | "boot push board extended data addr 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 167 | board_ext_data_addr); |
| 168 | |
| 169 | if (board_ext_data_addr == 0) |
| 170 | return 0; |
| 171 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 172 | if (data_len != (board_data_size + board_ext_data_size)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 173 | ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n", |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 174 | data_len, board_data_size, board_ext_data_size); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 175 | return -EINVAL; |
| 176 | } |
| 177 | |
| 178 | ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 179 | data + board_data_size, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 180 | board_ext_data_size); |
| 181 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 182 | ath10k_err(ar, "could not write board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 183 | return ret; |
| 184 | } |
| 185 | |
| 186 | ret = ath10k_bmi_write32(ar, hi_board_ext_data_config, |
| 187 | (board_ext_data_size << 16) | 1); |
| 188 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 189 | ath10k_err(ar, "could not write board ext data bit (%d)\n", |
| 190 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 191 | return ret; |
| 192 | } |
| 193 | |
| 194 | return 0; |
| 195 | } |
| 196 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 197 | static int ath10k_download_board_data(struct ath10k *ar, const void *data, |
| 198 | size_t data_len) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 199 | { |
Michal Kazior | 9764a2a | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 200 | u32 board_data_size = ar->hw_params.fw.board_size; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 201 | u32 address; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 202 | int ret; |
| 203 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 204 | ret = ath10k_push_board_ext_data(ar, data, data_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 205 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 206 | ath10k_err(ar, "could not push board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 207 | goto exit; |
| 208 | } |
| 209 | |
| 210 | ret = ath10k_bmi_read32(ar, hi_board_data, &address); |
| 211 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 212 | ath10k_err(ar, "could not read board data addr (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 213 | goto exit; |
| 214 | } |
| 215 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 216 | ret = ath10k_bmi_write_memory(ar, address, data, |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 217 | min_t(u32, board_data_size, |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 218 | data_len)); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 219 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 220 | ath10k_err(ar, "could not write board data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 221 | goto exit; |
| 222 | } |
| 223 | |
| 224 | ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1); |
| 225 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 226 | ath10k_err(ar, "could not write board data bit (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 227 | goto exit; |
| 228 | } |
| 229 | |
| 230 | exit: |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 231 | return ret; |
| 232 | } |
| 233 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 234 | static int ath10k_download_cal_file(struct ath10k *ar) |
| 235 | { |
| 236 | int ret; |
| 237 | |
| 238 | if (!ar->cal_file) |
| 239 | return -ENOENT; |
| 240 | |
| 241 | if (IS_ERR(ar->cal_file)) |
| 242 | return PTR_ERR(ar->cal_file); |
| 243 | |
| 244 | ret = ath10k_download_board_data(ar, ar->cal_file->data, |
| 245 | ar->cal_file->size); |
| 246 | if (ret) { |
| 247 | ath10k_err(ar, "failed to download cal_file data: %d\n", ret); |
| 248 | return ret; |
| 249 | } |
| 250 | |
| 251 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n"); |
| 252 | |
| 253 | return 0; |
| 254 | } |
| 255 | |
Toshi Kikuchi | 5aabff0 | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 256 | static int ath10k_download_cal_dt(struct ath10k *ar) |
| 257 | { |
| 258 | struct device_node *node; |
| 259 | int data_len; |
| 260 | void *data; |
| 261 | int ret; |
| 262 | |
| 263 | node = ar->dev->of_node; |
| 264 | if (!node) |
| 265 | /* Device Tree is optional, don't print any warnings if |
| 266 | * there's no node for ath10k. |
| 267 | */ |
| 268 | return -ENOENT; |
| 269 | |
| 270 | if (!of_get_property(node, "qcom,ath10k-calibration-data", |
| 271 | &data_len)) { |
| 272 | /* The calibration data node is optional */ |
| 273 | return -ENOENT; |
| 274 | } |
| 275 | |
| 276 | if (data_len != QCA988X_CAL_DATA_LEN) { |
| 277 | ath10k_warn(ar, "invalid calibration data length in DT: %d\n", |
| 278 | data_len); |
| 279 | ret = -EMSGSIZE; |
| 280 | goto out; |
| 281 | } |
| 282 | |
| 283 | data = kmalloc(data_len, GFP_KERNEL); |
| 284 | if (!data) { |
| 285 | ret = -ENOMEM; |
| 286 | goto out; |
| 287 | } |
| 288 | |
| 289 | ret = of_property_read_u8_array(node, "qcom,ath10k-calibration-data", |
| 290 | data, data_len); |
| 291 | if (ret) { |
| 292 | ath10k_warn(ar, "failed to read calibration data from DT: %d\n", |
| 293 | ret); |
| 294 | goto out_free; |
| 295 | } |
| 296 | |
| 297 | ret = ath10k_download_board_data(ar, data, data_len); |
| 298 | if (ret) { |
| 299 | ath10k_warn(ar, "failed to download calibration data from Device Tree: %d\n", |
| 300 | ret); |
| 301 | goto out_free; |
| 302 | } |
| 303 | |
| 304 | ret = 0; |
| 305 | |
| 306 | out_free: |
| 307 | kfree(data); |
| 308 | |
| 309 | out: |
| 310 | return ret; |
| 311 | } |
| 312 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 313 | static int ath10k_download_and_run_otp(struct ath10k *ar) |
| 314 | { |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 315 | u32 result, address = ar->hw_params.patch_load_addr; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 316 | int ret; |
| 317 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 318 | ret = ath10k_download_board_data(ar, ar->board_data, ar->board_len); |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 319 | if (ret) { |
| 320 | ath10k_err(ar, "failed to download board data: %d\n", ret); |
| 321 | return ret; |
| 322 | } |
| 323 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 324 | /* OTP is optional */ |
| 325 | |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 326 | if (!ar->otp_data || !ar->otp_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 327 | 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] | 328 | ar->otp_data, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 329 | return 0; |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 330 | } |
| 331 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 332 | 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] | 333 | address, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 334 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 335 | 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] | 336 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 337 | ath10k_err(ar, "could not write otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 338 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 339 | } |
| 340 | |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 341 | ret = ath10k_bmi_execute(ar, address, 0, &result); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 342 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 343 | ath10k_err(ar, "could not execute otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 344 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 345 | } |
| 346 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 347 | 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] | 348 | |
Rajkumar Manoharan | 8868b12 | 2014-11-17 16:44:14 +0200 | [diff] [blame] | 349 | if (!skip_otp && result != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 350 | ath10k_err(ar, "otp calibration failed: %d", result); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 351 | return -EINVAL; |
| 352 | } |
| 353 | |
| 354 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 355 | } |
| 356 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 357 | 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] | 358 | { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 359 | u32 address, data_len; |
| 360 | const char *mode_name; |
| 361 | const void *data; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 362 | int ret; |
| 363 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 364 | address = ar->hw_params.patch_load_addr; |
| 365 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 366 | switch (mode) { |
| 367 | case ATH10K_FIRMWARE_MODE_NORMAL: |
| 368 | data = ar->firmware_data; |
| 369 | data_len = ar->firmware_len; |
| 370 | mode_name = "normal"; |
| 371 | break; |
| 372 | case ATH10K_FIRMWARE_MODE_UTF: |
| 373 | data = ar->testmode.utf->data; |
| 374 | data_len = ar->testmode.utf->size; |
| 375 | mode_name = "utf"; |
| 376 | break; |
| 377 | default: |
| 378 | ath10k_err(ar, "unknown firmware mode: %d\n", mode); |
| 379 | return -EINVAL; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 380 | } |
| 381 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 382 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 383 | "boot uploading firmware image %p len %d mode %s\n", |
| 384 | data, data_len, mode_name); |
| 385 | |
| 386 | ret = ath10k_bmi_fast_download(ar, address, data, data_len); |
| 387 | if (ret) { |
| 388 | ath10k_err(ar, "failed to download %s firmware: %d\n", |
| 389 | mode_name, ret); |
| 390 | return ret; |
| 391 | } |
| 392 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 393 | return ret; |
| 394 | } |
| 395 | |
| 396 | static void ath10k_core_free_firmware_files(struct ath10k *ar) |
| 397 | { |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 398 | if (ar->board && !IS_ERR(ar->board)) |
| 399 | release_firmware(ar->board); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 400 | |
| 401 | if (ar->otp && !IS_ERR(ar->otp)) |
| 402 | release_firmware(ar->otp); |
| 403 | |
| 404 | if (ar->firmware && !IS_ERR(ar->firmware)) |
| 405 | release_firmware(ar->firmware); |
| 406 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 407 | if (ar->cal_file && !IS_ERR(ar->cal_file)) |
| 408 | release_firmware(ar->cal_file); |
| 409 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 410 | ar->board = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 411 | ar->board_data = NULL; |
| 412 | ar->board_len = 0; |
| 413 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 414 | ar->otp = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 415 | ar->otp_data = NULL; |
| 416 | ar->otp_len = 0; |
| 417 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 418 | ar->firmware = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 419 | ar->firmware_data = NULL; |
| 420 | ar->firmware_len = 0; |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 421 | |
| 422 | ar->cal_file = NULL; |
| 423 | } |
| 424 | |
| 425 | static int ath10k_fetch_cal_file(struct ath10k *ar) |
| 426 | { |
| 427 | char filename[100]; |
| 428 | |
| 429 | /* cal-<bus>-<id>.bin */ |
| 430 | scnprintf(filename, sizeof(filename), "cal-%s-%s.bin", |
| 431 | ath10k_bus_str(ar->hif.bus), dev_name(ar->dev)); |
| 432 | |
| 433 | ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename); |
| 434 | if (IS_ERR(ar->cal_file)) |
| 435 | /* calibration file is optional, don't print any warnings */ |
| 436 | return PTR_ERR(ar->cal_file); |
| 437 | |
| 438 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n", |
| 439 | ATH10K_FW_DIR, filename); |
| 440 | |
| 441 | return 0; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 442 | } |
| 443 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 444 | static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 445 | { |
| 446 | int ret = 0; |
| 447 | |
| 448 | if (ar->hw_params.fw.fw == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 449 | ath10k_err(ar, "firmware file not defined\n"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 450 | return -EINVAL; |
| 451 | } |
| 452 | |
| 453 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 454 | ath10k_err(ar, "board data file not defined"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 455 | return -EINVAL; |
| 456 | } |
| 457 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 458 | ar->board = ath10k_fetch_fw_file(ar, |
| 459 | ar->hw_params.fw.dir, |
| 460 | ar->hw_params.fw.board); |
| 461 | if (IS_ERR(ar->board)) { |
| 462 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 463 | ath10k_err(ar, "could not fetch board data (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 464 | goto err; |
| 465 | } |
| 466 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 467 | ar->board_data = ar->board->data; |
| 468 | ar->board_len = ar->board->size; |
| 469 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 470 | ar->firmware = ath10k_fetch_fw_file(ar, |
| 471 | ar->hw_params.fw.dir, |
| 472 | ar->hw_params.fw.fw); |
| 473 | if (IS_ERR(ar->firmware)) { |
| 474 | ret = PTR_ERR(ar->firmware); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 475 | ath10k_err(ar, "could not fetch firmware (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 476 | goto err; |
| 477 | } |
| 478 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 479 | ar->firmware_data = ar->firmware->data; |
| 480 | ar->firmware_len = ar->firmware->size; |
| 481 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 482 | /* OTP may be undefined. If so, don't fetch it at all */ |
| 483 | if (ar->hw_params.fw.otp == NULL) |
| 484 | return 0; |
| 485 | |
| 486 | ar->otp = ath10k_fetch_fw_file(ar, |
| 487 | ar->hw_params.fw.dir, |
| 488 | ar->hw_params.fw.otp); |
| 489 | if (IS_ERR(ar->otp)) { |
| 490 | ret = PTR_ERR(ar->otp); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 491 | ath10k_err(ar, "could not fetch otp (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 492 | goto err; |
| 493 | } |
| 494 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 495 | ar->otp_data = ar->otp->data; |
| 496 | ar->otp_len = ar->otp->size; |
| 497 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 498 | return 0; |
| 499 | |
| 500 | err: |
| 501 | ath10k_core_free_firmware_files(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 502 | return ret; |
| 503 | } |
| 504 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 505 | static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) |
| 506 | { |
| 507 | size_t magic_len, len, ie_len; |
| 508 | int ie_id, i, index, bit, ret; |
| 509 | struct ath10k_fw_ie *hdr; |
| 510 | const u8 *data; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame^] | 511 | __le32 *timestamp, *version; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 512 | |
| 513 | /* first fetch the firmware file (firmware-*.bin) */ |
| 514 | ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); |
| 515 | if (IS_ERR(ar->firmware)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 516 | ath10k_err(ar, "could not fetch firmware file '%s/%s': %ld\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 517 | ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 518 | return PTR_ERR(ar->firmware); |
| 519 | } |
| 520 | |
| 521 | data = ar->firmware->data; |
| 522 | len = ar->firmware->size; |
| 523 | |
| 524 | /* magic also includes the null byte, check that as well */ |
| 525 | magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; |
| 526 | |
| 527 | if (len < magic_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 528 | 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] | 529 | ar->hw_params.fw.dir, name, len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 530 | ret = -EINVAL; |
| 531 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 532 | } |
| 533 | |
| 534 | if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 535 | ath10k_err(ar, "invalid firmware magic\n"); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 536 | ret = -EINVAL; |
| 537 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 538 | } |
| 539 | |
| 540 | /* jump over the padding */ |
| 541 | magic_len = ALIGN(magic_len, 4); |
| 542 | |
| 543 | len -= magic_len; |
| 544 | data += magic_len; |
| 545 | |
| 546 | /* loop elements */ |
| 547 | while (len > sizeof(struct ath10k_fw_ie)) { |
| 548 | hdr = (struct ath10k_fw_ie *)data; |
| 549 | |
| 550 | ie_id = le32_to_cpu(hdr->id); |
| 551 | ie_len = le32_to_cpu(hdr->len); |
| 552 | |
| 553 | len -= sizeof(*hdr); |
| 554 | data += sizeof(*hdr); |
| 555 | |
| 556 | if (len < ie_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 557 | ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 558 | ie_id, len, ie_len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 559 | ret = -EINVAL; |
| 560 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 561 | } |
| 562 | |
| 563 | switch (ie_id) { |
| 564 | case ATH10K_FW_IE_FW_VERSION: |
| 565 | if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1) |
| 566 | break; |
| 567 | |
| 568 | memcpy(ar->hw->wiphy->fw_version, data, ie_len); |
| 569 | ar->hw->wiphy->fw_version[ie_len] = '\0'; |
| 570 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 571 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 572 | "found fw version %s\n", |
| 573 | ar->hw->wiphy->fw_version); |
| 574 | break; |
| 575 | case ATH10K_FW_IE_TIMESTAMP: |
| 576 | if (ie_len != sizeof(u32)) |
| 577 | break; |
| 578 | |
| 579 | timestamp = (__le32 *)data; |
| 580 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 581 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 582 | le32_to_cpup(timestamp)); |
| 583 | break; |
| 584 | case ATH10K_FW_IE_FEATURES: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 585 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 586 | "found firmware features ie (%zd B)\n", |
| 587 | ie_len); |
| 588 | |
| 589 | for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { |
| 590 | index = i / 8; |
| 591 | bit = i % 8; |
| 592 | |
| 593 | if (index == ie_len) |
| 594 | break; |
| 595 | |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 596 | if (data[index] & (1 << bit)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 597 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 598 | "Enabling feature bit: %i\n", |
| 599 | i); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 600 | __set_bit(i, ar->fw_features); |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 601 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 602 | } |
| 603 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 604 | ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 605 | ar->fw_features, |
| 606 | sizeof(ar->fw_features)); |
| 607 | break; |
| 608 | case ATH10K_FW_IE_FW_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 609 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 610 | "found fw image ie (%zd B)\n", |
| 611 | ie_len); |
| 612 | |
| 613 | ar->firmware_data = data; |
| 614 | ar->firmware_len = ie_len; |
| 615 | |
| 616 | break; |
| 617 | case ATH10K_FW_IE_OTP_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 618 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 619 | "found otp image ie (%zd B)\n", |
| 620 | ie_len); |
| 621 | |
| 622 | ar->otp_data = data; |
| 623 | ar->otp_len = ie_len; |
| 624 | |
| 625 | break; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame^] | 626 | case ATH10K_FW_IE_WMI_OP_VERSION: |
| 627 | if (ie_len != sizeof(u32)) |
| 628 | break; |
| 629 | |
| 630 | version = (__le32 *)data; |
| 631 | |
| 632 | ar->wmi.op_version = le32_to_cpup(version); |
| 633 | |
| 634 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n", |
| 635 | ar->wmi.op_version); |
| 636 | break; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 637 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 638 | ath10k_warn(ar, "Unknown FW IE: %u\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 639 | le32_to_cpu(hdr->id)); |
| 640 | break; |
| 641 | } |
| 642 | |
| 643 | /* jump over the padding */ |
| 644 | ie_len = ALIGN(ie_len, 4); |
| 645 | |
| 646 | len -= ie_len; |
| 647 | data += ie_len; |
Fengguang Wu | e05634e | 2013-10-08 21:48:15 +0300 | [diff] [blame] | 648 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 649 | |
| 650 | if (!ar->firmware_data || !ar->firmware_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 651 | 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] | 652 | ar->hw_params.fw.dir, name); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 653 | ret = -ENOMEDIUM; |
| 654 | goto err; |
| 655 | } |
| 656 | |
| 657 | /* now fetch the board file */ |
| 658 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 659 | ath10k_err(ar, "board data file not defined"); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 660 | ret = -EINVAL; |
| 661 | goto err; |
| 662 | } |
| 663 | |
| 664 | ar->board = ath10k_fetch_fw_file(ar, |
| 665 | ar->hw_params.fw.dir, |
| 666 | ar->hw_params.fw.board); |
| 667 | if (IS_ERR(ar->board)) { |
| 668 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 669 | ath10k_err(ar, "could not fetch board data '%s/%s' (%d)\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 670 | ar->hw_params.fw.dir, ar->hw_params.fw.board, |
| 671 | ret); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 672 | goto err; |
| 673 | } |
| 674 | |
| 675 | ar->board_data = ar->board->data; |
| 676 | ar->board_len = ar->board->size; |
| 677 | |
| 678 | return 0; |
| 679 | |
| 680 | err: |
| 681 | ath10k_core_free_firmware_files(ar); |
| 682 | return ret; |
| 683 | } |
| 684 | |
| 685 | static int ath10k_core_fetch_firmware_files(struct ath10k *ar) |
| 686 | { |
| 687 | int ret; |
| 688 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 689 | /* calibration file is optional, don't check for any errors */ |
| 690 | ath10k_fetch_cal_file(ar); |
| 691 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 692 | ar->fw_api = 3; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 693 | 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] | 694 | |
| 695 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API3_FILE); |
| 696 | if (ret == 0) |
| 697 | goto success; |
| 698 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 699 | ar->fw_api = 2; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 700 | 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] | 701 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 702 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 703 | if (ret == 0) |
| 704 | goto success; |
| 705 | |
| 706 | ar->fw_api = 1; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 707 | 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] | 708 | |
| 709 | ret = ath10k_core_fetch_firmware_api_1(ar); |
| 710 | if (ret) |
| 711 | return ret; |
| 712 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 713 | success: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 714 | 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] | 715 | |
| 716 | return 0; |
| 717 | } |
| 718 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 719 | static int ath10k_download_cal_data(struct ath10k *ar) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 720 | { |
| 721 | int ret; |
| 722 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 723 | ret = ath10k_download_cal_file(ar); |
| 724 | if (ret == 0) { |
| 725 | ar->cal_mode = ATH10K_CAL_MODE_FILE; |
| 726 | goto done; |
| 727 | } |
| 728 | |
| 729 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Toshi Kikuchi | 5aabff0 | 2014-12-02 10:55:54 +0200 | [diff] [blame] | 730 | "boot did not find a calibration file, try DT next: %d\n", |
| 731 | ret); |
| 732 | |
| 733 | ret = ath10k_download_cal_dt(ar); |
| 734 | if (ret == 0) { |
| 735 | ar->cal_mode = ATH10K_CAL_MODE_DT; |
| 736 | goto done; |
| 737 | } |
| 738 | |
| 739 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 740 | "boot did not find DT entry, try OTP next: %d\n", |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 741 | ret); |
| 742 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 743 | ret = ath10k_download_and_run_otp(ar); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 744 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 745 | ath10k_err(ar, "failed to run otp: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 746 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 747 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 748 | |
Kalle Valo | a58227e | 2014-10-13 09:40:59 +0300 | [diff] [blame] | 749 | ar->cal_mode = ATH10K_CAL_MODE_OTP; |
| 750 | |
| 751 | done: |
| 752 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n", |
| 753 | ath10k_cal_mode_str(ar->cal_mode)); |
| 754 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 755 | } |
| 756 | |
| 757 | static int ath10k_init_uart(struct ath10k *ar) |
| 758 | { |
| 759 | int ret; |
| 760 | |
| 761 | /* |
| 762 | * Explicitly setting UART prints to zero as target turns it on |
| 763 | * based on scratch registers. |
| 764 | */ |
| 765 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 0); |
| 766 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 767 | ath10k_warn(ar, "could not disable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 768 | return ret; |
| 769 | } |
| 770 | |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 771 | if (!uart_print) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 772 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 773 | |
Michal Kazior | 3a8200b | 2014-12-02 10:55:55 +0200 | [diff] [blame] | 774 | ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, ar->hw_params.uart_pin); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 775 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 776 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 777 | return ret; |
| 778 | } |
| 779 | |
| 780 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 1); |
| 781 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 782 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 783 | return ret; |
| 784 | } |
| 785 | |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 786 | /* Set the UART baud rate to 19200. */ |
| 787 | ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); |
| 788 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 789 | ath10k_warn(ar, "could not set the baud rate (%d)\n", ret); |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 790 | return ret; |
| 791 | } |
| 792 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 793 | ath10k_info(ar, "UART prints enabled\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 794 | return 0; |
| 795 | } |
| 796 | |
| 797 | static int ath10k_init_hw_params(struct ath10k *ar) |
| 798 | { |
| 799 | const struct ath10k_hw_params *uninitialized_var(hw_params); |
| 800 | int i; |
| 801 | |
| 802 | for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { |
| 803 | hw_params = &ath10k_hw_params_list[i]; |
| 804 | |
| 805 | if (hw_params->id == ar->target_version) |
| 806 | break; |
| 807 | } |
| 808 | |
| 809 | if (i == ARRAY_SIZE(ath10k_hw_params_list)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 810 | ath10k_err(ar, "Unsupported hardware version: 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 811 | ar->target_version); |
| 812 | return -EINVAL; |
| 813 | } |
| 814 | |
| 815 | ar->hw_params = *hw_params; |
| 816 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 817 | 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] | 818 | ar->hw_params.name, ar->target_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 819 | |
| 820 | return 0; |
| 821 | } |
| 822 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 823 | static void ath10k_core_restart(struct work_struct *work) |
| 824 | { |
| 825 | struct ath10k *ar = container_of(work, struct ath10k, restart_work); |
| 826 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 827 | set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 828 | |
| 829 | /* Place a barrier to make sure the compiler doesn't reorder |
| 830 | * CRASH_FLUSH and calling other functions. |
| 831 | */ |
| 832 | barrier(); |
| 833 | |
| 834 | ieee80211_stop_queues(ar->hw); |
| 835 | ath10k_drain_tx(ar); |
| 836 | complete_all(&ar->scan.started); |
| 837 | complete_all(&ar->scan.completed); |
| 838 | complete_all(&ar->scan.on_channel); |
| 839 | complete_all(&ar->offchan_tx_completed); |
| 840 | complete_all(&ar->install_key_done); |
| 841 | complete_all(&ar->vdev_setup_done); |
| 842 | wake_up(&ar->htt.empty_tx_wq); |
| 843 | wake_up(&ar->wmi.tx_credits_wq); |
| 844 | wake_up(&ar->peer_mapping_wq); |
| 845 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 846 | mutex_lock(&ar->conf_mutex); |
| 847 | |
| 848 | switch (ar->state) { |
| 849 | case ATH10K_STATE_ON: |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 850 | ar->state = ATH10K_STATE_RESTARTING; |
Michal Kazior | 61e9aab | 2014-08-22 14:33:18 +0200 | [diff] [blame] | 851 | ath10k_hif_stop(ar); |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 852 | ath10k_scan_finish(ar); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 853 | ieee80211_restart_hw(ar->hw); |
| 854 | break; |
| 855 | case ATH10K_STATE_OFF: |
Michal Kazior | 5e90de8 | 2013-10-16 16:46:05 +0300 | [diff] [blame] | 856 | /* this can happen if driver is being unloaded |
| 857 | * or if the crash happens during FW probing */ |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 858 | 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] | 859 | break; |
| 860 | case ATH10K_STATE_RESTARTING: |
Michal Kazior | c5058f5 | 2014-05-26 12:46:03 +0300 | [diff] [blame] | 861 | /* hw restart might be requested from multiple places */ |
| 862 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 863 | case ATH10K_STATE_RESTARTED: |
| 864 | ar->state = ATH10K_STATE_WEDGED; |
| 865 | /* fall through */ |
| 866 | case ATH10K_STATE_WEDGED: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 867 | ath10k_warn(ar, "device is wedged, will not restart\n"); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 868 | break; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 869 | case ATH10K_STATE_UTF: |
| 870 | ath10k_warn(ar, "firmware restart in UTF mode not supported\n"); |
| 871 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 872 | } |
| 873 | |
| 874 | mutex_unlock(&ar->conf_mutex); |
| 875 | } |
| 876 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 877 | static int ath10k_core_init_firmware_features(struct ath10k *ar) |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 878 | { |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 879 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features) && |
| 880 | !test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
| 881 | ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well"); |
| 882 | return -EINVAL; |
| 883 | } |
| 884 | |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame^] | 885 | if (ar->wmi.op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) { |
| 886 | ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n", |
| 887 | ATH10K_FW_WMI_OP_VERSION_MAX, ar->wmi.op_version); |
| 888 | return -EINVAL; |
| 889 | } |
| 890 | |
| 891 | /* Backwards compatibility for firmwares without |
| 892 | * ATH10K_FW_IE_WMI_OP_VERSION. |
| 893 | */ |
| 894 | if (ar->wmi.op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) { |
| 895 | if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
| 896 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features)) |
| 897 | ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_2; |
| 898 | else |
| 899 | ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_1; |
| 900 | } else { |
| 901 | ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_MAIN; |
| 902 | } |
| 903 | } |
| 904 | |
| 905 | switch (ar->wmi.op_version) { |
| 906 | case ATH10K_FW_WMI_OP_VERSION_MAIN: |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 907 | ar->max_num_peers = TARGET_NUM_PEERS; |
| 908 | ar->max_num_stations = TARGET_NUM_STATIONS; |
Kalle Valo | 202e86e | 2014-12-03 10:10:08 +0200 | [diff] [blame^] | 909 | break; |
| 910 | case ATH10K_FW_WMI_OP_VERSION_10_1: |
| 911 | case ATH10K_FW_WMI_OP_VERSION_10_2: |
| 912 | ar->max_num_peers = TARGET_10X_NUM_PEERS; |
| 913 | ar->max_num_stations = TARGET_10X_NUM_STATIONS; |
| 914 | break; |
| 915 | case ATH10K_FW_WMI_OP_VERSION_UNSET: |
| 916 | case ATH10K_FW_WMI_OP_VERSION_MAX: |
| 917 | WARN_ON(1); |
| 918 | return -EINVAL; |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 919 | } |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 920 | |
| 921 | return 0; |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 922 | } |
| 923 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 924 | int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 925 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 926 | int status; |
| 927 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 928 | lockdep_assert_held(&ar->conf_mutex); |
| 929 | |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 930 | clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags); |
| 931 | |
Michal Kazior | 64d151d | 2013-07-16 09:38:53 +0200 | [diff] [blame] | 932 | ath10k_bmi_start(ar); |
| 933 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 934 | if (ath10k_init_configure_target(ar)) { |
| 935 | status = -EINVAL; |
| 936 | goto err; |
| 937 | } |
| 938 | |
Kalle Valo | 8309155 | 2014-10-13 09:40:53 +0300 | [diff] [blame] | 939 | status = ath10k_download_cal_data(ar); |
| 940 | if (status) |
| 941 | goto err; |
| 942 | |
| 943 | status = ath10k_download_fw(ar, mode); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 944 | if (status) |
| 945 | goto err; |
| 946 | |
| 947 | status = ath10k_init_uart(ar); |
| 948 | if (status) |
| 949 | goto err; |
| 950 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 951 | ar->htc.htc_ops.target_send_suspend_complete = |
| 952 | ath10k_send_suspend_complete; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 953 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 954 | status = ath10k_htc_init(ar); |
| 955 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 956 | ath10k_err(ar, "could not init HTC (%d)\n", status); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 957 | goto err; |
| 958 | } |
| 959 | |
| 960 | status = ath10k_bmi_done(ar); |
| 961 | if (status) |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 962 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 963 | |
| 964 | status = ath10k_wmi_attach(ar); |
| 965 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 966 | ath10k_err(ar, "WMI attach failed: %d\n", status); |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 967 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 968 | } |
| 969 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 970 | status = ath10k_htt_init(ar); |
| 971 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 972 | ath10k_err(ar, "failed to init htt: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 973 | goto err_wmi_detach; |
| 974 | } |
| 975 | |
| 976 | status = ath10k_htt_tx_alloc(&ar->htt); |
| 977 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 978 | ath10k_err(ar, "failed to alloc htt tx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 979 | goto err_wmi_detach; |
| 980 | } |
| 981 | |
| 982 | status = ath10k_htt_rx_alloc(&ar->htt); |
| 983 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 984 | ath10k_err(ar, "failed to alloc htt rx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 985 | goto err_htt_tx_detach; |
| 986 | } |
| 987 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 988 | status = ath10k_hif_start(ar); |
| 989 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 990 | ath10k_err(ar, "could not start HIF: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 991 | goto err_htt_rx_detach; |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 992 | } |
| 993 | |
| 994 | status = ath10k_htc_wait_target(&ar->htc); |
| 995 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 996 | ath10k_err(ar, "failed to connect to HTC: %d\n", status); |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 997 | goto err_hif_stop; |
| 998 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 999 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1000 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 1001 | status = ath10k_htt_connect(&ar->htt); |
| 1002 | if (status) { |
| 1003 | ath10k_err(ar, "failed to connect htt (%d)\n", status); |
| 1004 | goto err_hif_stop; |
| 1005 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1006 | } |
| 1007 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1008 | status = ath10k_wmi_connect(ar); |
| 1009 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1010 | ath10k_err(ar, "could not connect wmi: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1011 | goto err_hif_stop; |
| 1012 | } |
| 1013 | |
| 1014 | status = ath10k_htc_start(&ar->htc); |
| 1015 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1016 | ath10k_err(ar, "failed to start htc: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1017 | goto err_hif_stop; |
| 1018 | } |
| 1019 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1020 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 1021 | status = ath10k_wmi_wait_for_service_ready(ar); |
| 1022 | if (status <= 0) { |
| 1023 | ath10k_warn(ar, "wmi service ready event not received"); |
| 1024 | status = -ETIMEDOUT; |
| 1025 | goto err_hif_stop; |
| 1026 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1027 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1028 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1029 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n", |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 1030 | ar->hw->wiphy->fw_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1031 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1032 | status = ath10k_wmi_cmd_init(ar); |
| 1033 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1034 | ath10k_err(ar, "could not send WMI init command (%d)\n", |
| 1035 | status); |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 1036 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1037 | } |
| 1038 | |
| 1039 | status = ath10k_wmi_wait_for_unified_ready(ar); |
| 1040 | if (status <= 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1041 | ath10k_err(ar, "wmi unified ready event not received\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1042 | status = -ETIMEDOUT; |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 1043 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1044 | } |
| 1045 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1046 | /* we don't care about HTT in UTF mode */ |
| 1047 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 1048 | status = ath10k_htt_setup(&ar->htt); |
| 1049 | if (status) { |
| 1050 | ath10k_err(ar, "failed to setup htt: %d\n", status); |
| 1051 | goto err_hif_stop; |
| 1052 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1053 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1054 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1055 | status = ath10k_debug_start(ar); |
| 1056 | if (status) |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 1057 | goto err_hif_stop; |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1058 | |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 1059 | if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) |
Ben Greear | 16c1117 | 2014-09-23 14:17:16 -0700 | [diff] [blame] | 1060 | ar->free_vdev_map = (1LL << TARGET_10X_NUM_VDEVS) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 1061 | else |
Ben Greear | 16c1117 | 2014-09-23 14:17:16 -0700 | [diff] [blame] | 1062 | ar->free_vdev_map = (1LL << TARGET_NUM_VDEVS) - 1; |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 1063 | |
Michal Kazior | 0579119 | 2013-10-16 15:44:45 +0300 | [diff] [blame] | 1064 | INIT_LIST_HEAD(&ar->arvifs); |
Michal Kazior | 1a1b8a8 | 2013-07-16 09:38:55 +0200 | [diff] [blame] | 1065 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1066 | return 0; |
| 1067 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 1068 | err_hif_stop: |
| 1069 | ath10k_hif_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1070 | err_htt_rx_detach: |
| 1071 | ath10k_htt_rx_free(&ar->htt); |
| 1072 | err_htt_tx_detach: |
| 1073 | ath10k_htt_tx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1074 | err_wmi_detach: |
| 1075 | ath10k_wmi_detach(ar); |
| 1076 | err: |
| 1077 | return status; |
| 1078 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1079 | EXPORT_SYMBOL(ath10k_core_start); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1080 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1081 | int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt) |
| 1082 | { |
| 1083 | int ret; |
| 1084 | |
| 1085 | reinit_completion(&ar->target_suspend); |
| 1086 | |
| 1087 | ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt); |
| 1088 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1089 | ath10k_warn(ar, "could not suspend target (%d)\n", ret); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1090 | return ret; |
| 1091 | } |
| 1092 | |
| 1093 | ret = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ); |
| 1094 | |
| 1095 | if (ret == 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1096 | ath10k_warn(ar, "suspend timed out - target pause event never came\n"); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1097 | return -ETIMEDOUT; |
| 1098 | } |
| 1099 | |
| 1100 | return 0; |
| 1101 | } |
| 1102 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1103 | void ath10k_core_stop(struct ath10k *ar) |
| 1104 | { |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1105 | lockdep_assert_held(&ar->conf_mutex); |
| 1106 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 1107 | /* try to suspend target */ |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1108 | if (ar->state != ATH10K_STATE_RESTARTING && |
| 1109 | ar->state != ATH10K_STATE_UTF) |
Michal Kazior | 216a183 | 2014-04-23 19:30:04 +0300 | [diff] [blame] | 1110 | ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR); |
| 1111 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1112 | ath10k_debug_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 1113 | ath10k_hif_stop(ar); |
| 1114 | ath10k_htt_tx_free(&ar->htt); |
| 1115 | ath10k_htt_rx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1116 | ath10k_wmi_detach(ar); |
| 1117 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1118 | EXPORT_SYMBOL(ath10k_core_stop); |
| 1119 | |
| 1120 | /* mac80211 manages fw/hw initialization through start/stop hooks. However in |
| 1121 | * order to know what hw capabilities should be advertised to mac80211 it is |
| 1122 | * necessary to load the firmware (and tear it down immediately since start |
| 1123 | * hook will try to init it again) before registering */ |
| 1124 | static int ath10k_core_probe_fw(struct ath10k *ar) |
| 1125 | { |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1126 | struct bmi_target_info target_info; |
| 1127 | int ret = 0; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1128 | |
| 1129 | ret = ath10k_hif_power_up(ar); |
| 1130 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1131 | ath10k_err(ar, "could not start pci hif (%d)\n", ret); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1132 | return ret; |
| 1133 | } |
| 1134 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1135 | memset(&target_info, 0, sizeof(target_info)); |
| 1136 | ret = ath10k_bmi_get_target_info(ar, &target_info); |
| 1137 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1138 | ath10k_err(ar, "could not get target info (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1139 | goto err_power_down; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1140 | } |
| 1141 | |
| 1142 | ar->target_version = target_info.version; |
| 1143 | ar->hw->wiphy->hw_version = target_info.version; |
| 1144 | |
| 1145 | ret = ath10k_init_hw_params(ar); |
| 1146 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1147 | ath10k_err(ar, "could not get hw params (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1148 | goto err_power_down; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1149 | } |
| 1150 | |
| 1151 | ret = ath10k_core_fetch_firmware_files(ar); |
| 1152 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1153 | ath10k_err(ar, "could not fetch firmware files (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1154 | goto err_power_down; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1155 | } |
| 1156 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1157 | ret = ath10k_core_init_firmware_features(ar); |
| 1158 | if (ret) { |
| 1159 | ath10k_err(ar, "fatal problem with firmware features: %d\n", |
| 1160 | ret); |
| 1161 | goto err_free_firmware_files; |
| 1162 | } |
Michal Kazior | cfd1061 | 2014-11-25 15:16:05 +0100 | [diff] [blame] | 1163 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1164 | mutex_lock(&ar->conf_mutex); |
| 1165 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1166 | ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1167 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1168 | ath10k_err(ar, "could not init core (%d)\n", ret); |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1169 | goto err_unlock; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1170 | } |
| 1171 | |
Michal Kazior | 8079de0 | 2014-08-22 14:23:29 +0200 | [diff] [blame] | 1172 | ath10k_print_driver_info(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1173 | ath10k_core_stop(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 1174 | |
| 1175 | mutex_unlock(&ar->conf_mutex); |
| 1176 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1177 | ath10k_hif_power_down(ar); |
| 1178 | return 0; |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1179 | |
| 1180 | err_unlock: |
| 1181 | mutex_unlock(&ar->conf_mutex); |
| 1182 | |
Kalle Valo | 5f2144d | 2014-12-03 10:09:59 +0200 | [diff] [blame] | 1183 | err_free_firmware_files: |
Kalle Valo | c6ce492 | 2014-12-03 10:09:31 +0200 | [diff] [blame] | 1184 | ath10k_core_free_firmware_files(ar); |
| 1185 | |
| 1186 | err_power_down: |
| 1187 | ath10k_hif_power_down(ar); |
| 1188 | |
| 1189 | return ret; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1190 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1191 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1192 | static void ath10k_core_register_work(struct work_struct *work) |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1193 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1194 | struct ath10k *ar = container_of(work, struct ath10k, register_work); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1195 | int status; |
| 1196 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1197 | status = ath10k_core_probe_fw(ar); |
| 1198 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1199 | ath10k_err(ar, "could not probe fw (%d)\n", status); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1200 | goto err; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1201 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1202 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1203 | status = ath10k_mac_register(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1204 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1205 | ath10k_err(ar, "could not register to mac80211 (%d)\n", status); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1206 | goto err_release_fw; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1207 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1208 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1209 | status = ath10k_debug_register(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1210 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1211 | ath10k_err(ar, "unable to initialize debugfs\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1212 | goto err_unregister_mac; |
| 1213 | } |
| 1214 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1215 | status = ath10k_spectral_create(ar); |
| 1216 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1217 | ath10k_err(ar, "failed to initialize spectral\n"); |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1218 | goto err_debug_destroy; |
| 1219 | } |
| 1220 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1221 | set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags); |
| 1222 | return; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1223 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1224 | err_debug_destroy: |
| 1225 | ath10k_debug_destroy(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1226 | err_unregister_mac: |
| 1227 | ath10k_mac_unregister(ar); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1228 | err_release_fw: |
| 1229 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1230 | err: |
Michal Kazior | a491a92 | 2014-07-14 16:07:29 +0300 | [diff] [blame] | 1231 | /* TODO: It's probably a good idea to release device from the driver |
| 1232 | * but calling device_release_driver() here will cause a deadlock. |
| 1233 | */ |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1234 | return; |
| 1235 | } |
| 1236 | |
| 1237 | int ath10k_core_register(struct ath10k *ar, u32 chip_id) |
| 1238 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1239 | ar->chip_id = chip_id; |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1240 | queue_work(ar->workqueue, &ar->register_work); |
| 1241 | |
| 1242 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1243 | } |
| 1244 | EXPORT_SYMBOL(ath10k_core_register); |
| 1245 | |
| 1246 | void ath10k_core_unregister(struct ath10k *ar) |
| 1247 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1248 | cancel_work_sync(&ar->register_work); |
| 1249 | |
| 1250 | if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) |
| 1251 | return; |
| 1252 | |
Simon Wunderlich | 804eef147 | 2014-08-12 17:12:17 +0200 | [diff] [blame] | 1253 | /* Stop spectral before unregistering from mac80211 to remove the |
| 1254 | * relayfs debugfs file cleanly. Otherwise the parent debugfs tree |
| 1255 | * would be already be free'd recursively, leading to a double free. |
| 1256 | */ |
| 1257 | ath10k_spectral_destroy(ar); |
| 1258 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1259 | /* We must unregister from mac80211 before we stop HTC and HIF. |
| 1260 | * Otherwise we will fail to submit commands to FW and mac80211 will be |
| 1261 | * unhappy about callback failures. */ |
| 1262 | ath10k_mac_unregister(ar); |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1263 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1264 | ath10k_testmode_destroy(ar); |
| 1265 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1266 | ath10k_core_free_firmware_files(ar); |
Ben Greear | 6f1f56e | 2013-11-04 09:18:16 -0800 | [diff] [blame] | 1267 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1268 | ath10k_debug_unregister(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1269 | } |
| 1270 | EXPORT_SYMBOL(ath10k_core_unregister); |
| 1271 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1272 | struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1273 | enum ath10k_bus bus, |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1274 | const struct ath10k_hif_ops *hif_ops) |
| 1275 | { |
| 1276 | struct ath10k *ar; |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1277 | int ret; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1278 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1279 | ar = ath10k_mac_create(priv_size); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1280 | if (!ar) |
| 1281 | return NULL; |
| 1282 | |
| 1283 | ar->ath_common.priv = ar; |
| 1284 | ar->ath_common.hw = ar->hw; |
| 1285 | |
| 1286 | ar->p2p = !!ath10k_p2p; |
| 1287 | ar->dev = dev; |
| 1288 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1289 | ar->hif.ops = hif_ops; |
Kalle Valo | e07db35 | 2014-10-13 09:40:47 +0300 | [diff] [blame] | 1290 | ar->hif.bus = bus; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1291 | |
| 1292 | init_completion(&ar->scan.started); |
| 1293 | init_completion(&ar->scan.completed); |
| 1294 | init_completion(&ar->scan.on_channel); |
| 1295 | init_completion(&ar->target_suspend); |
| 1296 | |
| 1297 | init_completion(&ar->install_key_done); |
| 1298 | init_completion(&ar->vdev_setup_done); |
| 1299 | |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 1300 | INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1301 | |
| 1302 | ar->workqueue = create_singlethread_workqueue("ath10k_wq"); |
| 1303 | if (!ar->workqueue) |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1304 | goto err_free_mac; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1305 | |
| 1306 | mutex_init(&ar->conf_mutex); |
| 1307 | spin_lock_init(&ar->data_lock); |
| 1308 | |
| 1309 | INIT_LIST_HEAD(&ar->peers); |
| 1310 | init_waitqueue_head(&ar->peer_mapping_wq); |
Michal Kazior | 7962b0d | 2014-10-28 10:34:38 +0100 | [diff] [blame] | 1311 | init_waitqueue_head(&ar->htt.empty_tx_wq); |
| 1312 | init_waitqueue_head(&ar->wmi.tx_credits_wq); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1313 | |
| 1314 | init_completion(&ar->offchan_tx_completed); |
| 1315 | INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); |
| 1316 | skb_queue_head_init(&ar->offchan_tx_queue); |
| 1317 | |
| 1318 | INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work); |
| 1319 | skb_queue_head_init(&ar->wmi_mgmt_tx_queue); |
| 1320 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1321 | INIT_WORK(&ar->register_work, ath10k_core_register_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1322 | INIT_WORK(&ar->restart_work, ath10k_core_restart); |
| 1323 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1324 | ret = ath10k_debug_create(ar); |
| 1325 | if (ret) |
| 1326 | goto err_free_wq; |
| 1327 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1328 | return ar; |
| 1329 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1330 | err_free_wq: |
| 1331 | destroy_workqueue(ar->workqueue); |
| 1332 | |
| 1333 | err_free_mac: |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1334 | ath10k_mac_destroy(ar); |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1335 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1336 | return NULL; |
| 1337 | } |
| 1338 | EXPORT_SYMBOL(ath10k_core_create); |
| 1339 | |
| 1340 | void ath10k_core_destroy(struct ath10k *ar) |
| 1341 | { |
| 1342 | flush_workqueue(ar->workqueue); |
| 1343 | destroy_workqueue(ar->workqueue); |
| 1344 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1345 | ath10k_debug_destroy(ar); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1346 | ath10k_mac_destroy(ar); |
| 1347 | } |
| 1348 | EXPORT_SYMBOL(ath10k_core_destroy); |
| 1349 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1350 | MODULE_AUTHOR("Qualcomm Atheros"); |
| 1351 | MODULE_DESCRIPTION("Core module for QCA988X PCIe devices."); |
| 1352 | MODULE_LICENSE("Dual BSD/GPL"); |