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 | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 141 | static int ath10k_push_board_ext_data(struct ath10k *ar) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 142 | { |
| 143 | u32 board_data_size = QCA988X_BOARD_DATA_SZ; |
| 144 | u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ; |
| 145 | u32 board_ext_data_addr; |
| 146 | int ret; |
| 147 | |
| 148 | ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr); |
| 149 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 150 | ath10k_err(ar, "could not read board ext data addr (%d)\n", |
| 151 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 152 | return ret; |
| 153 | } |
| 154 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 155 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | effea96 | 2013-09-08 17:55:44 +0300 | [diff] [blame] | 156 | "boot push board extended data addr 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 157 | board_ext_data_addr); |
| 158 | |
| 159 | if (board_ext_data_addr == 0) |
| 160 | return 0; |
| 161 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 162 | if (ar->board_len != (board_data_size + board_ext_data_size)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 163 | ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n", |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 164 | ar->board_len, board_data_size, board_ext_data_size); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 165 | return -EINVAL; |
| 166 | } |
| 167 | |
| 168 | ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 169 | ar->board_data + board_data_size, |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 170 | board_ext_data_size); |
| 171 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 172 | ath10k_err(ar, "could not write board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 173 | return ret; |
| 174 | } |
| 175 | |
| 176 | ret = ath10k_bmi_write32(ar, hi_board_ext_data_config, |
| 177 | (board_ext_data_size << 16) | 1); |
| 178 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 179 | ath10k_err(ar, "could not write board ext data bit (%d)\n", |
| 180 | ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 181 | return ret; |
| 182 | } |
| 183 | |
| 184 | return 0; |
| 185 | } |
| 186 | |
| 187 | static int ath10k_download_board_data(struct ath10k *ar) |
| 188 | { |
| 189 | u32 board_data_size = QCA988X_BOARD_DATA_SZ; |
| 190 | u32 address; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 191 | int ret; |
| 192 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 193 | ret = ath10k_push_board_ext_data(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 194 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 195 | ath10k_err(ar, "could not push board ext data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 196 | goto exit; |
| 197 | } |
| 198 | |
| 199 | ret = ath10k_bmi_read32(ar, hi_board_data, &address); |
| 200 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 201 | ath10k_err(ar, "could not read board data addr (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 202 | goto exit; |
| 203 | } |
| 204 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 205 | ret = ath10k_bmi_write_memory(ar, address, ar->board_data, |
| 206 | min_t(u32, board_data_size, |
| 207 | ar->board_len)); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 208 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 209 | ath10k_err(ar, "could not write board data (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 210 | goto exit; |
| 211 | } |
| 212 | |
| 213 | ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1); |
| 214 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 215 | ath10k_err(ar, "could not write board data bit (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 216 | goto exit; |
| 217 | } |
| 218 | |
| 219 | exit: |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 220 | return ret; |
| 221 | } |
| 222 | |
| 223 | static int ath10k_download_and_run_otp(struct ath10k *ar) |
| 224 | { |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 225 | u32 result, address = ar->hw_params.patch_load_addr; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 226 | int ret; |
| 227 | |
| 228 | /* OTP is optional */ |
| 229 | |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 230 | if (!ar->otp_data || !ar->otp_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 231 | 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] | 232 | ar->otp_data, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 233 | return 0; |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 234 | } |
| 235 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 236 | 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] | 237 | address, ar->otp_len); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 238 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 239 | 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] | 240 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 241 | ath10k_err(ar, "could not write otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 242 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 243 | } |
| 244 | |
Kalle Valo | d6d4a58 | 2014-03-11 17:33:19 +0200 | [diff] [blame] | 245 | ret = ath10k_bmi_execute(ar, address, 0, &result); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 246 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 247 | ath10k_err(ar, "could not execute otp (%d)\n", ret); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 248 | return ret; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 249 | } |
| 250 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 251 | 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] | 252 | |
| 253 | if (result != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 254 | ath10k_err(ar, "otp calibration failed: %d", result); |
Kalle Valo | 7f06ea1 | 2014-03-11 17:33:28 +0200 | [diff] [blame] | 255 | return -EINVAL; |
| 256 | } |
| 257 | |
| 258 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 259 | } |
| 260 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 261 | 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] | 262 | { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 263 | u32 address, data_len; |
| 264 | const char *mode_name; |
| 265 | const void *data; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 266 | int ret; |
| 267 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 268 | address = ar->hw_params.patch_load_addr; |
| 269 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 270 | switch (mode) { |
| 271 | case ATH10K_FIRMWARE_MODE_NORMAL: |
| 272 | data = ar->firmware_data; |
| 273 | data_len = ar->firmware_len; |
| 274 | mode_name = "normal"; |
| 275 | break; |
| 276 | case ATH10K_FIRMWARE_MODE_UTF: |
| 277 | data = ar->testmode.utf->data; |
| 278 | data_len = ar->testmode.utf->size; |
| 279 | mode_name = "utf"; |
| 280 | break; |
| 281 | default: |
| 282 | ath10k_err(ar, "unknown firmware mode: %d\n", mode); |
| 283 | return -EINVAL; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 284 | } |
| 285 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 286 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
| 287 | "boot uploading firmware image %p len %d mode %s\n", |
| 288 | data, data_len, mode_name); |
| 289 | |
| 290 | ret = ath10k_bmi_fast_download(ar, address, data, data_len); |
| 291 | if (ret) { |
| 292 | ath10k_err(ar, "failed to download %s firmware: %d\n", |
| 293 | mode_name, ret); |
| 294 | return ret; |
| 295 | } |
| 296 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 297 | return ret; |
| 298 | } |
| 299 | |
| 300 | static void ath10k_core_free_firmware_files(struct ath10k *ar) |
| 301 | { |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 302 | if (ar->board && !IS_ERR(ar->board)) |
| 303 | release_firmware(ar->board); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 304 | |
| 305 | if (ar->otp && !IS_ERR(ar->otp)) |
| 306 | release_firmware(ar->otp); |
| 307 | |
| 308 | if (ar->firmware && !IS_ERR(ar->firmware)) |
| 309 | release_firmware(ar->firmware); |
| 310 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 311 | ar->board = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 312 | ar->board_data = NULL; |
| 313 | ar->board_len = 0; |
| 314 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 315 | ar->otp = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 316 | ar->otp_data = NULL; |
| 317 | ar->otp_len = 0; |
| 318 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 319 | ar->firmware = NULL; |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 320 | ar->firmware_data = NULL; |
| 321 | ar->firmware_len = 0; |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 322 | } |
| 323 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 324 | static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 325 | { |
| 326 | int ret = 0; |
| 327 | |
| 328 | if (ar->hw_params.fw.fw == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 329 | ath10k_err(ar, "firmware file not defined\n"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 330 | return -EINVAL; |
| 331 | } |
| 332 | |
| 333 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 334 | ath10k_err(ar, "board data file not defined"); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 335 | return -EINVAL; |
| 336 | } |
| 337 | |
Kalle Valo | 3652791 | 2013-09-27 19:54:55 +0300 | [diff] [blame] | 338 | ar->board = ath10k_fetch_fw_file(ar, |
| 339 | ar->hw_params.fw.dir, |
| 340 | ar->hw_params.fw.board); |
| 341 | if (IS_ERR(ar->board)) { |
| 342 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 343 | ath10k_err(ar, "could not fetch board data (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 344 | goto err; |
| 345 | } |
| 346 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 347 | ar->board_data = ar->board->data; |
| 348 | ar->board_len = ar->board->size; |
| 349 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 350 | ar->firmware = ath10k_fetch_fw_file(ar, |
| 351 | ar->hw_params.fw.dir, |
| 352 | ar->hw_params.fw.fw); |
| 353 | if (IS_ERR(ar->firmware)) { |
| 354 | ret = PTR_ERR(ar->firmware); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 355 | ath10k_err(ar, "could not fetch firmware (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 356 | goto err; |
| 357 | } |
| 358 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 359 | ar->firmware_data = ar->firmware->data; |
| 360 | ar->firmware_len = ar->firmware->size; |
| 361 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 362 | /* OTP may be undefined. If so, don't fetch it at all */ |
| 363 | if (ar->hw_params.fw.otp == NULL) |
| 364 | return 0; |
| 365 | |
| 366 | ar->otp = ath10k_fetch_fw_file(ar, |
| 367 | ar->hw_params.fw.dir, |
| 368 | ar->hw_params.fw.otp); |
| 369 | if (IS_ERR(ar->otp)) { |
| 370 | ret = PTR_ERR(ar->otp); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 371 | ath10k_err(ar, "could not fetch otp (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 372 | goto err; |
| 373 | } |
| 374 | |
Kalle Valo | 958df3a | 2013-09-27 19:55:01 +0300 | [diff] [blame] | 375 | ar->otp_data = ar->otp->data; |
| 376 | ar->otp_len = ar->otp->size; |
| 377 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 378 | return 0; |
| 379 | |
| 380 | err: |
| 381 | ath10k_core_free_firmware_files(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 382 | return ret; |
| 383 | } |
| 384 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 385 | static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) |
| 386 | { |
| 387 | size_t magic_len, len, ie_len; |
| 388 | int ie_id, i, index, bit, ret; |
| 389 | struct ath10k_fw_ie *hdr; |
| 390 | const u8 *data; |
| 391 | __le32 *timestamp; |
| 392 | |
| 393 | /* first fetch the firmware file (firmware-*.bin) */ |
| 394 | ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); |
| 395 | if (IS_ERR(ar->firmware)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 396 | ath10k_err(ar, "could not fetch firmware file '%s/%s': %ld\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 397 | ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 398 | return PTR_ERR(ar->firmware); |
| 399 | } |
| 400 | |
| 401 | data = ar->firmware->data; |
| 402 | len = ar->firmware->size; |
| 403 | |
| 404 | /* magic also includes the null byte, check that as well */ |
| 405 | magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; |
| 406 | |
| 407 | if (len < magic_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 408 | 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] | 409 | ar->hw_params.fw.dir, name, len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 410 | ret = -EINVAL; |
| 411 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 412 | } |
| 413 | |
| 414 | if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 415 | ath10k_err(ar, "invalid firmware magic\n"); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 416 | ret = -EINVAL; |
| 417 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 418 | } |
| 419 | |
| 420 | /* jump over the padding */ |
| 421 | magic_len = ALIGN(magic_len, 4); |
| 422 | |
| 423 | len -= magic_len; |
| 424 | data += magic_len; |
| 425 | |
| 426 | /* loop elements */ |
| 427 | while (len > sizeof(struct ath10k_fw_ie)) { |
| 428 | hdr = (struct ath10k_fw_ie *)data; |
| 429 | |
| 430 | ie_id = le32_to_cpu(hdr->id); |
| 431 | ie_len = le32_to_cpu(hdr->len); |
| 432 | |
| 433 | len -= sizeof(*hdr); |
| 434 | data += sizeof(*hdr); |
| 435 | |
| 436 | if (len < ie_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 437 | ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 438 | ie_id, len, ie_len); |
Michal Kazior | 9bab1cc | 2013-10-04 08:13:20 +0200 | [diff] [blame] | 439 | ret = -EINVAL; |
| 440 | goto err; |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 441 | } |
| 442 | |
| 443 | switch (ie_id) { |
| 444 | case ATH10K_FW_IE_FW_VERSION: |
| 445 | if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1) |
| 446 | break; |
| 447 | |
| 448 | memcpy(ar->hw->wiphy->fw_version, data, ie_len); |
| 449 | ar->hw->wiphy->fw_version[ie_len] = '\0'; |
| 450 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 451 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 452 | "found fw version %s\n", |
| 453 | ar->hw->wiphy->fw_version); |
| 454 | break; |
| 455 | case ATH10K_FW_IE_TIMESTAMP: |
| 456 | if (ie_len != sizeof(u32)) |
| 457 | break; |
| 458 | |
| 459 | timestamp = (__le32 *)data; |
| 460 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 461 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 462 | le32_to_cpup(timestamp)); |
| 463 | break; |
| 464 | case ATH10K_FW_IE_FEATURES: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 465 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 466 | "found firmware features ie (%zd B)\n", |
| 467 | ie_len); |
| 468 | |
| 469 | for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { |
| 470 | index = i / 8; |
| 471 | bit = i % 8; |
| 472 | |
| 473 | if (index == ie_len) |
| 474 | break; |
| 475 | |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 476 | if (data[index] & (1 << bit)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 477 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 478 | "Enabling feature bit: %i\n", |
| 479 | i); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 480 | __set_bit(i, ar->fw_features); |
Ben Greear | f591a1a | 2014-02-04 19:51:38 +0200 | [diff] [blame] | 481 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 482 | } |
| 483 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 484 | ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 485 | ar->fw_features, |
| 486 | sizeof(ar->fw_features)); |
| 487 | break; |
| 488 | case ATH10K_FW_IE_FW_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 489 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 490 | "found fw image ie (%zd B)\n", |
| 491 | ie_len); |
| 492 | |
| 493 | ar->firmware_data = data; |
| 494 | ar->firmware_len = ie_len; |
| 495 | |
| 496 | break; |
| 497 | case ATH10K_FW_IE_OTP_IMAGE: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 498 | ath10k_dbg(ar, ATH10K_DBG_BOOT, |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 499 | "found otp image ie (%zd B)\n", |
| 500 | ie_len); |
| 501 | |
| 502 | ar->otp_data = data; |
| 503 | ar->otp_len = ie_len; |
| 504 | |
| 505 | break; |
| 506 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 507 | ath10k_warn(ar, "Unknown FW IE: %u\n", |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 508 | le32_to_cpu(hdr->id)); |
| 509 | break; |
| 510 | } |
| 511 | |
| 512 | /* jump over the padding */ |
| 513 | ie_len = ALIGN(ie_len, 4); |
| 514 | |
| 515 | len -= ie_len; |
| 516 | data += ie_len; |
Fengguang Wu | e05634e | 2013-10-08 21:48:15 +0300 | [diff] [blame] | 517 | } |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 518 | |
| 519 | if (!ar->firmware_data || !ar->firmware_len) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 520 | 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] | 521 | ar->hw_params.fw.dir, name); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 522 | ret = -ENOMEDIUM; |
| 523 | goto err; |
| 524 | } |
| 525 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 526 | if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features) && |
| 527 | !test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 528 | 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] | 529 | ret = -EINVAL; |
| 530 | goto err; |
| 531 | } |
| 532 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 533 | /* now fetch the board file */ |
| 534 | if (ar->hw_params.fw.board == NULL) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 535 | ath10k_err(ar, "board data file not defined"); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 536 | ret = -EINVAL; |
| 537 | goto err; |
| 538 | } |
| 539 | |
| 540 | ar->board = ath10k_fetch_fw_file(ar, |
| 541 | ar->hw_params.fw.dir, |
| 542 | ar->hw_params.fw.board); |
| 543 | if (IS_ERR(ar->board)) { |
| 544 | ret = PTR_ERR(ar->board); |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 545 | ath10k_err(ar, "could not fetch board data '%s/%s' (%d)\n", |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 546 | ar->hw_params.fw.dir, ar->hw_params.fw.board, |
| 547 | ret); |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 548 | goto err; |
| 549 | } |
| 550 | |
| 551 | ar->board_data = ar->board->data; |
| 552 | ar->board_len = ar->board->size; |
| 553 | |
| 554 | return 0; |
| 555 | |
| 556 | err: |
| 557 | ath10k_core_free_firmware_files(ar); |
| 558 | return ret; |
| 559 | } |
| 560 | |
| 561 | static int ath10k_core_fetch_firmware_files(struct ath10k *ar) |
| 562 | { |
| 563 | int ret; |
| 564 | |
Michal Kazior | 24c88f7 | 2014-07-25 13:32:17 +0200 | [diff] [blame] | 565 | ar->fw_api = 3; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 566 | 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] | 567 | |
| 568 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API3_FILE); |
| 569 | if (ret == 0) |
| 570 | goto success; |
| 571 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 572 | ar->fw_api = 2; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 573 | 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] | 574 | |
Kalle Valo | 1a22243 | 2013-09-27 19:55:07 +0300 | [diff] [blame] | 575 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 576 | if (ret == 0) |
| 577 | goto success; |
| 578 | |
| 579 | ar->fw_api = 1; |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 580 | 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] | 581 | |
| 582 | ret = ath10k_core_fetch_firmware_api_1(ar); |
| 583 | if (ret) |
| 584 | return ret; |
| 585 | |
Ben Greear | 53c0228 | 2014-03-24 12:20:41 -0700 | [diff] [blame] | 586 | success: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 587 | 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] | 588 | |
| 589 | return 0; |
| 590 | } |
| 591 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 592 | static int ath10k_init_download_firmware(struct ath10k *ar, |
| 593 | enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 594 | { |
| 595 | int ret; |
| 596 | |
| 597 | ret = ath10k_download_board_data(ar); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 598 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 599 | ath10k_err(ar, "failed to download board data: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 600 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 601 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 602 | |
| 603 | ret = ath10k_download_and_run_otp(ar); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 604 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 605 | ath10k_err(ar, "failed to run otp: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 606 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 607 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 608 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 609 | ret = ath10k_download_fw(ar, mode); |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 610 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 611 | ath10k_err(ar, "failed to download firmware: %d\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 612 | return ret; |
Ben Greear | 36a8f41 | 2014-03-24 12:20:42 -0700 | [diff] [blame] | 613 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 614 | |
| 615 | return ret; |
| 616 | } |
| 617 | |
| 618 | static int ath10k_init_uart(struct ath10k *ar) |
| 619 | { |
| 620 | int ret; |
| 621 | |
| 622 | /* |
| 623 | * Explicitly setting UART prints to zero as target turns it on |
| 624 | * based on scratch registers. |
| 625 | */ |
| 626 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 0); |
| 627 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 628 | ath10k_warn(ar, "could not disable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 629 | return ret; |
| 630 | } |
| 631 | |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 632 | if (!uart_print) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 633 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 634 | |
| 635 | ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, 7); |
| 636 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 637 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 638 | return ret; |
| 639 | } |
| 640 | |
| 641 | ret = ath10k_bmi_write32(ar, hi_serial_enable, 1); |
| 642 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 643 | ath10k_warn(ar, "could not enable UART prints (%d)\n", ret); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 644 | return ret; |
| 645 | } |
| 646 | |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 647 | /* Set the UART baud rate to 19200. */ |
| 648 | ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); |
| 649 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 650 | ath10k_warn(ar, "could not set the baud rate (%d)\n", ret); |
Bartosz Markowski | 03fc137 | 2013-09-03 14:24:02 +0200 | [diff] [blame] | 651 | return ret; |
| 652 | } |
| 653 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 654 | ath10k_info(ar, "UART prints enabled\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 655 | return 0; |
| 656 | } |
| 657 | |
| 658 | static int ath10k_init_hw_params(struct ath10k *ar) |
| 659 | { |
| 660 | const struct ath10k_hw_params *uninitialized_var(hw_params); |
| 661 | int i; |
| 662 | |
| 663 | for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { |
| 664 | hw_params = &ath10k_hw_params_list[i]; |
| 665 | |
| 666 | if (hw_params->id == ar->target_version) |
| 667 | break; |
| 668 | } |
| 669 | |
| 670 | if (i == ARRAY_SIZE(ath10k_hw_params_list)) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 671 | ath10k_err(ar, "Unsupported hardware version: 0x%x\n", |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 672 | ar->target_version); |
| 673 | return -EINVAL; |
| 674 | } |
| 675 | |
| 676 | ar->hw_params = *hw_params; |
| 677 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 678 | 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] | 679 | ar->hw_params.name, ar->target_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 680 | |
| 681 | return 0; |
| 682 | } |
| 683 | |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 684 | static void ath10k_core_restart(struct work_struct *work) |
| 685 | { |
| 686 | struct ath10k *ar = container_of(work, struct ath10k, restart_work); |
| 687 | |
| 688 | mutex_lock(&ar->conf_mutex); |
| 689 | |
| 690 | switch (ar->state) { |
| 691 | case ATH10K_STATE_ON: |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 692 | ar->state = ATH10K_STATE_RESTARTING; |
Michal Kazior | 61e9aab | 2014-08-22 14:33:18 +0200 | [diff] [blame] | 693 | ath10k_hif_stop(ar); |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 694 | ath10k_scan_finish(ar); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 695 | ieee80211_restart_hw(ar->hw); |
| 696 | break; |
| 697 | case ATH10K_STATE_OFF: |
Michal Kazior | 5e90de8 | 2013-10-16 16:46:05 +0300 | [diff] [blame] | 698 | /* this can happen if driver is being unloaded |
| 699 | * or if the crash happens during FW probing */ |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 700 | 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] | 701 | break; |
| 702 | case ATH10K_STATE_RESTARTING: |
Michal Kazior | c5058f5 | 2014-05-26 12:46:03 +0300 | [diff] [blame] | 703 | /* hw restart might be requested from multiple places */ |
| 704 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 705 | case ATH10K_STATE_RESTARTED: |
| 706 | ar->state = ATH10K_STATE_WEDGED; |
| 707 | /* fall through */ |
| 708 | case ATH10K_STATE_WEDGED: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 709 | ath10k_warn(ar, "device is wedged, will not restart\n"); |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 710 | break; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 711 | case ATH10K_STATE_UTF: |
| 712 | ath10k_warn(ar, "firmware restart in UTF mode not supported\n"); |
| 713 | break; |
Michal Kazior | affd321 | 2013-07-16 09:54:35 +0200 | [diff] [blame] | 714 | } |
| 715 | |
| 716 | mutex_unlock(&ar->conf_mutex); |
| 717 | } |
| 718 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 719 | int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode) |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 720 | { |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 721 | int status; |
| 722 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 723 | lockdep_assert_held(&ar->conf_mutex); |
| 724 | |
Michal Kazior | 64d151d | 2013-07-16 09:38:53 +0200 | [diff] [blame] | 725 | ath10k_bmi_start(ar); |
| 726 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 727 | if (ath10k_init_configure_target(ar)) { |
| 728 | status = -EINVAL; |
| 729 | goto err; |
| 730 | } |
| 731 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 732 | status = ath10k_init_download_firmware(ar, mode); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 733 | if (status) |
| 734 | goto err; |
| 735 | |
| 736 | status = ath10k_init_uart(ar); |
| 737 | if (status) |
| 738 | goto err; |
| 739 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 740 | ar->htc.htc_ops.target_send_suspend_complete = |
| 741 | ath10k_send_suspend_complete; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 742 | |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 743 | status = ath10k_htc_init(ar); |
| 744 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 745 | ath10k_err(ar, "could not init HTC (%d)\n", status); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 746 | goto err; |
| 747 | } |
| 748 | |
| 749 | status = ath10k_bmi_done(ar); |
| 750 | if (status) |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 751 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 752 | |
| 753 | status = ath10k_wmi_attach(ar); |
| 754 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 755 | ath10k_err(ar, "WMI attach failed: %d\n", status); |
Michal Kazior | cd003fa | 2013-07-05 16:15:13 +0300 | [diff] [blame] | 756 | goto err; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 757 | } |
| 758 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 759 | status = ath10k_htt_init(ar); |
| 760 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 761 | ath10k_err(ar, "failed to init htt: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 762 | goto err_wmi_detach; |
| 763 | } |
| 764 | |
| 765 | status = ath10k_htt_tx_alloc(&ar->htt); |
| 766 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 767 | ath10k_err(ar, "failed to alloc htt tx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 768 | goto err_wmi_detach; |
| 769 | } |
| 770 | |
| 771 | status = ath10k_htt_rx_alloc(&ar->htt); |
| 772 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 773 | ath10k_err(ar, "failed to alloc htt rx: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 774 | goto err_htt_tx_detach; |
| 775 | } |
| 776 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 777 | status = ath10k_hif_start(ar); |
| 778 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 779 | ath10k_err(ar, "could not start HIF: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 780 | goto err_htt_rx_detach; |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 781 | } |
| 782 | |
| 783 | status = ath10k_htc_wait_target(&ar->htc); |
| 784 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 785 | ath10k_err(ar, "failed to connect to HTC: %d\n", status); |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 786 | goto err_hif_stop; |
| 787 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 788 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 789 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 790 | status = ath10k_htt_connect(&ar->htt); |
| 791 | if (status) { |
| 792 | ath10k_err(ar, "failed to connect htt (%d)\n", status); |
| 793 | goto err_hif_stop; |
| 794 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 795 | } |
| 796 | |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 797 | status = ath10k_wmi_connect(ar); |
| 798 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 799 | ath10k_err(ar, "could not connect wmi: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 800 | goto err_hif_stop; |
| 801 | } |
| 802 | |
| 803 | status = ath10k_htc_start(&ar->htc); |
| 804 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 805 | ath10k_err(ar, "failed to start htc: %d\n", status); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 806 | goto err_hif_stop; |
| 807 | } |
| 808 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 809 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 810 | status = ath10k_wmi_wait_for_service_ready(ar); |
| 811 | if (status <= 0) { |
| 812 | ath10k_warn(ar, "wmi service ready event not received"); |
| 813 | status = -ETIMEDOUT; |
| 814 | goto err_hif_stop; |
| 815 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 816 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 817 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 818 | ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n", |
Kalle Valo | c8c39af | 2013-11-20 10:00:41 +0200 | [diff] [blame] | 819 | ar->hw->wiphy->fw_version); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 820 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 821 | status = ath10k_wmi_cmd_init(ar); |
| 822 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 823 | ath10k_err(ar, "could not send WMI init command (%d)\n", |
| 824 | status); |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 825 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 826 | } |
| 827 | |
| 828 | status = ath10k_wmi_wait_for_unified_ready(ar); |
| 829 | if (status <= 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 830 | ath10k_err(ar, "wmi unified ready event not received\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 831 | status = -ETIMEDOUT; |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 832 | goto err_hif_stop; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 833 | } |
| 834 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 835 | /* we don't care about HTT in UTF mode */ |
| 836 | if (mode == ATH10K_FIRMWARE_MODE_NORMAL) { |
| 837 | status = ath10k_htt_setup(&ar->htt); |
| 838 | if (status) { |
| 839 | ath10k_err(ar, "failed to setup htt: %d\n", status); |
| 840 | goto err_hif_stop; |
| 841 | } |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 842 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 843 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 844 | status = ath10k_debug_start(ar); |
| 845 | if (status) |
Michal Kazior | b7967dc | 2014-08-07 11:03:31 +0200 | [diff] [blame] | 846 | goto err_hif_stop; |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 847 | |
Bartosz Markowski | dfa413d | 2014-06-02 21:19:45 +0300 | [diff] [blame] | 848 | if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) |
| 849 | ar->free_vdev_map = (1 << TARGET_10X_NUM_VDEVS) - 1; |
| 850 | else |
| 851 | ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; |
| 852 | |
Michal Kazior | 0579119 | 2013-10-16 15:44:45 +0300 | [diff] [blame] | 853 | INIT_LIST_HEAD(&ar->arvifs); |
Michal Kazior | 1a1b8a8 | 2013-07-16 09:38:55 +0200 | [diff] [blame] | 854 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 855 | return 0; |
| 856 | |
Michal Kazior | 67e3c63 | 2013-11-08 08:05:18 +0100 | [diff] [blame] | 857 | err_hif_stop: |
| 858 | ath10k_hif_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 859 | err_htt_rx_detach: |
| 860 | ath10k_htt_rx_free(&ar->htt); |
| 861 | err_htt_tx_detach: |
| 862 | ath10k_htt_tx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 863 | err_wmi_detach: |
| 864 | ath10k_wmi_detach(ar); |
| 865 | err: |
| 866 | return status; |
| 867 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 868 | EXPORT_SYMBOL(ath10k_core_start); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 869 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 870 | int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt) |
| 871 | { |
| 872 | int ret; |
| 873 | |
| 874 | reinit_completion(&ar->target_suspend); |
| 875 | |
| 876 | ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt); |
| 877 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 878 | ath10k_warn(ar, "could not suspend target (%d)\n", ret); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 879 | return ret; |
| 880 | } |
| 881 | |
| 882 | ret = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ); |
| 883 | |
| 884 | if (ret == 0) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 885 | ath10k_warn(ar, "suspend timed out - target pause event never came\n"); |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 886 | return -ETIMEDOUT; |
| 887 | } |
| 888 | |
| 889 | return 0; |
| 890 | } |
| 891 | |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 892 | void ath10k_core_stop(struct ath10k *ar) |
| 893 | { |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 894 | lockdep_assert_held(&ar->conf_mutex); |
| 895 | |
Marek Puzyniak | 00f5482 | 2014-02-10 17:14:24 +0100 | [diff] [blame] | 896 | /* try to suspend target */ |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 897 | if (ar->state != ATH10K_STATE_RESTARTING && |
| 898 | ar->state != ATH10K_STATE_UTF) |
Michal Kazior | 216a183 | 2014-04-23 19:30:04 +0300 | [diff] [blame] | 899 | ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR); |
| 900 | |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 901 | ath10k_debug_stop(ar); |
Michal Kazior | 95bf21f | 2014-05-16 17:15:39 +0300 | [diff] [blame] | 902 | ath10k_hif_stop(ar); |
| 903 | ath10k_htt_tx_free(&ar->htt); |
| 904 | ath10k_htt_rx_free(&ar->htt); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 905 | ath10k_wmi_detach(ar); |
| 906 | } |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 907 | EXPORT_SYMBOL(ath10k_core_stop); |
| 908 | |
| 909 | /* mac80211 manages fw/hw initialization through start/stop hooks. However in |
| 910 | * order to know what hw capabilities should be advertised to mac80211 it is |
| 911 | * necessary to load the firmware (and tear it down immediately since start |
| 912 | * hook will try to init it again) before registering */ |
| 913 | static int ath10k_core_probe_fw(struct ath10k *ar) |
| 914 | { |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 915 | struct bmi_target_info target_info; |
| 916 | int ret = 0; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 917 | |
| 918 | ret = ath10k_hif_power_up(ar); |
| 919 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 920 | ath10k_err(ar, "could not start pci hif (%d)\n", ret); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 921 | return ret; |
| 922 | } |
| 923 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 924 | memset(&target_info, 0, sizeof(target_info)); |
| 925 | ret = ath10k_bmi_get_target_info(ar, &target_info); |
| 926 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 927 | ath10k_err(ar, "could not get target info (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 928 | ath10k_hif_power_down(ar); |
| 929 | return ret; |
| 930 | } |
| 931 | |
| 932 | ar->target_version = target_info.version; |
| 933 | ar->hw->wiphy->hw_version = target_info.version; |
| 934 | |
| 935 | ret = ath10k_init_hw_params(ar); |
| 936 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 937 | ath10k_err(ar, "could not get hw params (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 938 | ath10k_hif_power_down(ar); |
| 939 | return ret; |
| 940 | } |
| 941 | |
| 942 | ret = ath10k_core_fetch_firmware_files(ar); |
| 943 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 944 | ath10k_err(ar, "could not fetch firmware files (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 945 | ath10k_hif_power_down(ar); |
| 946 | return ret; |
| 947 | } |
| 948 | |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 949 | mutex_lock(&ar->conf_mutex); |
| 950 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 951 | ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 952 | if (ret) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 953 | ath10k_err(ar, "could not init core (%d)\n", ret); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 954 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 955 | ath10k_hif_power_down(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 956 | mutex_unlock(&ar->conf_mutex); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 957 | return ret; |
| 958 | } |
| 959 | |
Michal Kazior | 8079de0 | 2014-08-22 14:23:29 +0200 | [diff] [blame] | 960 | ath10k_print_driver_info(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 961 | ath10k_core_stop(ar); |
Kalle Valo | 60631c5 | 2013-10-08 21:45:25 +0300 | [diff] [blame] | 962 | |
| 963 | mutex_unlock(&ar->conf_mutex); |
| 964 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 965 | ath10k_hif_power_down(ar); |
| 966 | return 0; |
| 967 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 968 | |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 969 | static int ath10k_core_check_chip_id(struct ath10k *ar) |
| 970 | { |
| 971 | u32 hw_revision = MS(ar->chip_id, SOC_CHIP_ID_REV); |
| 972 | |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 973 | 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] | 974 | ar->chip_id, hw_revision); |
| 975 | |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 976 | /* Check that we are not using hw1.0 (some of them have same pci id |
| 977 | * as hw2.0) before doing anything else as ath10k crashes horribly |
| 978 | * due to missing hw1.0 workarounds. */ |
| 979 | switch (hw_revision) { |
| 980 | case QCA988X_HW_1_0_CHIP_ID_REV: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 981 | ath10k_err(ar, "ERROR: qca988x hw1.0 is not supported\n"); |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 982 | return -EOPNOTSUPP; |
| 983 | |
| 984 | case QCA988X_HW_2_0_CHIP_ID_REV: |
| 985 | /* known hardware revision, continue normally */ |
| 986 | return 0; |
| 987 | |
| 988 | default: |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 989 | ath10k_warn(ar, "Warning: hardware revision unknown (0x%x), expect problems\n", |
Kalle Valo | e01ae68 | 2013-09-01 11:22:14 +0300 | [diff] [blame] | 990 | ar->chip_id); |
| 991 | return 0; |
| 992 | } |
| 993 | |
| 994 | return 0; |
| 995 | } |
| 996 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 997 | static void ath10k_core_register_work(struct work_struct *work) |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 998 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 999 | struct ath10k *ar = container_of(work, struct ath10k, register_work); |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1000 | int status; |
| 1001 | |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1002 | status = ath10k_core_probe_fw(ar); |
| 1003 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1004 | ath10k_err(ar, "could not probe fw (%d)\n", status); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1005 | goto err; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1006 | } |
Michal Kazior | dd30a36 | 2013-07-16 09:38:51 +0200 | [diff] [blame] | 1007 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1008 | status = ath10k_mac_register(ar); |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1009 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1010 | ath10k_err(ar, "could not register to mac80211 (%d)\n", status); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1011 | goto err_release_fw; |
Michal Kazior | 818bdd1 | 2013-07-16 09:38:57 +0200 | [diff] [blame] | 1012 | } |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1013 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1014 | status = ath10k_debug_register(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1015 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1016 | ath10k_err(ar, "unable to initialize debugfs\n"); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1017 | goto err_unregister_mac; |
| 1018 | } |
| 1019 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1020 | status = ath10k_spectral_create(ar); |
| 1021 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1022 | ath10k_err(ar, "failed to initialize spectral\n"); |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1023 | goto err_debug_destroy; |
| 1024 | } |
| 1025 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1026 | set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags); |
| 1027 | return; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1028 | |
Simon Wunderlich | 855aed1 | 2014-08-02 09:12:54 +0300 | [diff] [blame] | 1029 | err_debug_destroy: |
| 1030 | ath10k_debug_destroy(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1031 | err_unregister_mac: |
| 1032 | ath10k_mac_unregister(ar); |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1033 | err_release_fw: |
| 1034 | ath10k_core_free_firmware_files(ar); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1035 | err: |
Michal Kazior | a491a92 | 2014-07-14 16:07:29 +0300 | [diff] [blame] | 1036 | /* TODO: It's probably a good idea to release device from the driver |
| 1037 | * but calling device_release_driver() here will cause a deadlock. |
| 1038 | */ |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1039 | return; |
| 1040 | } |
| 1041 | |
| 1042 | int ath10k_core_register(struct ath10k *ar, u32 chip_id) |
| 1043 | { |
| 1044 | int status; |
| 1045 | |
| 1046 | ar->chip_id = chip_id; |
| 1047 | |
| 1048 | status = ath10k_core_check_chip_id(ar); |
| 1049 | if (status) { |
Michal Kazior | 7aa7a72 | 2014-08-25 12:09:38 +0200 | [diff] [blame] | 1050 | ath10k_err(ar, "Unsupported chip id 0x%08x\n", ar->chip_id); |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1051 | return status; |
| 1052 | } |
| 1053 | |
| 1054 | queue_work(ar->workqueue, &ar->register_work); |
| 1055 | |
| 1056 | return 0; |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1057 | } |
| 1058 | EXPORT_SYMBOL(ath10k_core_register); |
| 1059 | |
| 1060 | void ath10k_core_unregister(struct ath10k *ar) |
| 1061 | { |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1062 | cancel_work_sync(&ar->register_work); |
| 1063 | |
| 1064 | if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) |
| 1065 | return; |
| 1066 | |
Simon Wunderlich | 804eef147 | 2014-08-12 17:12:17 +0200 | [diff] [blame] | 1067 | /* Stop spectral before unregistering from mac80211 to remove the |
| 1068 | * relayfs debugfs file cleanly. Otherwise the parent debugfs tree |
| 1069 | * would be already be free'd recursively, leading to a double free. |
| 1070 | */ |
| 1071 | ath10k_spectral_destroy(ar); |
| 1072 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1073 | /* We must unregister from mac80211 before we stop HTC and HIF. |
| 1074 | * Otherwise we will fail to submit commands to FW and mac80211 will be |
| 1075 | * unhappy about callback failures. */ |
| 1076 | ath10k_mac_unregister(ar); |
Kalle Valo | db66ea0 | 2013-09-03 11:44:03 +0300 | [diff] [blame] | 1077 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame^] | 1078 | ath10k_testmode_destroy(ar); |
| 1079 | |
Michal Kazior | 2938505 | 2013-07-16 09:38:58 +0200 | [diff] [blame] | 1080 | ath10k_core_free_firmware_files(ar); |
Ben Greear | 6f1f56e | 2013-11-04 09:18:16 -0800 | [diff] [blame] | 1081 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1082 | ath10k_debug_unregister(ar); |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1083 | } |
| 1084 | EXPORT_SYMBOL(ath10k_core_unregister); |
| 1085 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1086 | struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1087 | const struct ath10k_hif_ops *hif_ops) |
| 1088 | { |
| 1089 | struct ath10k *ar; |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1090 | int ret; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1091 | |
Michal Kazior | e7b5419 | 2014-08-07 11:03:27 +0200 | [diff] [blame] | 1092 | ar = ath10k_mac_create(priv_size); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1093 | if (!ar) |
| 1094 | return NULL; |
| 1095 | |
| 1096 | ar->ath_common.priv = ar; |
| 1097 | ar->ath_common.hw = ar->hw; |
| 1098 | |
| 1099 | ar->p2p = !!ath10k_p2p; |
| 1100 | ar->dev = dev; |
| 1101 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1102 | ar->hif.ops = hif_ops; |
| 1103 | |
| 1104 | init_completion(&ar->scan.started); |
| 1105 | init_completion(&ar->scan.completed); |
| 1106 | init_completion(&ar->scan.on_channel); |
| 1107 | init_completion(&ar->target_suspend); |
| 1108 | |
| 1109 | init_completion(&ar->install_key_done); |
| 1110 | init_completion(&ar->vdev_setup_done); |
| 1111 | |
Michal Kazior | 5c81c7f | 2014-08-05 14:54:44 +0200 | [diff] [blame] | 1112 | INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1113 | |
| 1114 | ar->workqueue = create_singlethread_workqueue("ath10k_wq"); |
| 1115 | if (!ar->workqueue) |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1116 | goto err_free_mac; |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1117 | |
| 1118 | mutex_init(&ar->conf_mutex); |
| 1119 | spin_lock_init(&ar->data_lock); |
| 1120 | |
| 1121 | INIT_LIST_HEAD(&ar->peers); |
| 1122 | init_waitqueue_head(&ar->peer_mapping_wq); |
| 1123 | |
| 1124 | init_completion(&ar->offchan_tx_completed); |
| 1125 | INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); |
| 1126 | skb_queue_head_init(&ar->offchan_tx_queue); |
| 1127 | |
| 1128 | INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work); |
| 1129 | skb_queue_head_init(&ar->wmi_mgmt_tx_queue); |
| 1130 | |
Michal Kazior | 6782cb6 | 2014-05-23 12:28:47 +0200 | [diff] [blame] | 1131 | INIT_WORK(&ar->register_work, ath10k_core_register_work); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1132 | INIT_WORK(&ar->restart_work, ath10k_core_restart); |
| 1133 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1134 | ret = ath10k_debug_create(ar); |
| 1135 | if (ret) |
| 1136 | goto err_free_wq; |
| 1137 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1138 | return ar; |
| 1139 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1140 | err_free_wq: |
| 1141 | destroy_workqueue(ar->workqueue); |
| 1142 | |
| 1143 | err_free_mac: |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1144 | ath10k_mac_destroy(ar); |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1145 | |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1146 | return NULL; |
| 1147 | } |
| 1148 | EXPORT_SYMBOL(ath10k_core_create); |
| 1149 | |
| 1150 | void ath10k_core_destroy(struct ath10k *ar) |
| 1151 | { |
| 1152 | flush_workqueue(ar->workqueue); |
| 1153 | destroy_workqueue(ar->workqueue); |
| 1154 | |
Michal Kazior | e13cf7a | 2014-09-04 09:13:08 +0200 | [diff] [blame] | 1155 | ath10k_debug_destroy(ar); |
Michal Kazior | 0d0a693 | 2014-05-23 12:28:45 +0200 | [diff] [blame] | 1156 | ath10k_mac_destroy(ar); |
| 1157 | } |
| 1158 | EXPORT_SYMBOL(ath10k_core_destroy); |
| 1159 | |
Kalle Valo | 5e3dd15 | 2013-06-12 20:52:10 +0300 | [diff] [blame] | 1160 | MODULE_AUTHOR("Qualcomm Atheros"); |
| 1161 | MODULE_DESCRIPTION("Core module for QCA988X PCIe devices."); |
| 1162 | MODULE_LICENSE("Dual BSD/GPL"); |