Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2014 Qualcomm Atheros, Inc. |
| 3 | * |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #include "testmode.h" |
| 18 | |
| 19 | #include <net/netlink.h> |
| 20 | #include <linux/firmware.h> |
| 21 | |
| 22 | #include "debug.h" |
| 23 | #include "wmi.h" |
| 24 | #include "hif.h" |
| 25 | #include "hw.h" |
Tamizh chelvam | ebce1a5 | 2016-08-19 13:37:40 +0300 | [diff] [blame] | 26 | #include "core.h" |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 27 | |
| 28 | #include "testmode_i.h" |
| 29 | |
| 30 | static const struct nla_policy ath10k_tm_policy[ATH10K_TM_ATTR_MAX + 1] = { |
| 31 | [ATH10K_TM_ATTR_CMD] = { .type = NLA_U32 }, |
| 32 | [ATH10K_TM_ATTR_DATA] = { .type = NLA_BINARY, |
| 33 | .len = ATH10K_TM_DATA_MAX_LEN }, |
| 34 | [ATH10K_TM_ATTR_WMI_CMDID] = { .type = NLA_U32 }, |
| 35 | [ATH10K_TM_ATTR_VERSION_MAJOR] = { .type = NLA_U32 }, |
| 36 | [ATH10K_TM_ATTR_VERSION_MINOR] = { .type = NLA_U32 }, |
| 37 | }; |
| 38 | |
| 39 | /* Returns true if callee consumes the skb and the skb should be discarded. |
| 40 | * Returns false if skb is not used. Does not sleep. |
| 41 | */ |
| 42 | bool ath10k_tm_event_wmi(struct ath10k *ar, u32 cmd_id, struct sk_buff *skb) |
| 43 | { |
| 44 | struct sk_buff *nl_skb; |
| 45 | bool consumed; |
| 46 | int ret; |
| 47 | |
| 48 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, |
Maharaja Kennadyrajan | 75b3480 | 2016-08-04 19:21:51 +0530 | [diff] [blame] | 49 | "testmode event wmi cmd_id %d skb %pK skb->len %d\n", |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 50 | cmd_id, skb, skb->len); |
| 51 | |
| 52 | ath10k_dbg_dump(ar, ATH10K_DBG_TESTMODE, NULL, "", skb->data, skb->len); |
| 53 | |
| 54 | spin_lock_bh(&ar->data_lock); |
| 55 | |
| 56 | if (!ar->testmode.utf_monitor) { |
| 57 | consumed = false; |
| 58 | goto out; |
| 59 | } |
| 60 | |
| 61 | /* Only testmode.c should be handling events from utf firmware, |
| 62 | * otherwise all sort of problems will arise as mac80211 operations |
| 63 | * are not initialised. |
| 64 | */ |
| 65 | consumed = true; |
| 66 | |
| 67 | nl_skb = cfg80211_testmode_alloc_event_skb(ar->hw->wiphy, |
| 68 | 2 * sizeof(u32) + skb->len, |
| 69 | GFP_ATOMIC); |
| 70 | if (!nl_skb) { |
| 71 | ath10k_warn(ar, |
| 72 | "failed to allocate skb for testmode wmi event\n"); |
| 73 | goto out; |
| 74 | } |
| 75 | |
| 76 | ret = nla_put_u32(nl_skb, ATH10K_TM_ATTR_CMD, ATH10K_TM_CMD_WMI); |
| 77 | if (ret) { |
| 78 | ath10k_warn(ar, |
| 79 | "failed to to put testmode wmi event cmd attribute: %d\n", |
| 80 | ret); |
| 81 | kfree_skb(nl_skb); |
| 82 | goto out; |
| 83 | } |
| 84 | |
| 85 | ret = nla_put_u32(nl_skb, ATH10K_TM_ATTR_WMI_CMDID, cmd_id); |
| 86 | if (ret) { |
| 87 | ath10k_warn(ar, |
| 88 | "failed to to put testmode wmi even cmd_id: %d\n", |
| 89 | ret); |
| 90 | kfree_skb(nl_skb); |
| 91 | goto out; |
| 92 | } |
| 93 | |
| 94 | ret = nla_put(nl_skb, ATH10K_TM_ATTR_DATA, skb->len, skb->data); |
| 95 | if (ret) { |
| 96 | ath10k_warn(ar, |
| 97 | "failed to copy skb to testmode wmi event: %d\n", |
| 98 | ret); |
| 99 | kfree_skb(nl_skb); |
| 100 | goto out; |
| 101 | } |
| 102 | |
| 103 | cfg80211_testmode_event(nl_skb, GFP_ATOMIC); |
| 104 | |
| 105 | out: |
| 106 | spin_unlock_bh(&ar->data_lock); |
| 107 | |
| 108 | return consumed; |
| 109 | } |
| 110 | |
| 111 | static int ath10k_tm_cmd_get_version(struct ath10k *ar, struct nlattr *tb[]) |
| 112 | { |
| 113 | struct sk_buff *skb; |
| 114 | int ret; |
| 115 | |
| 116 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, |
| 117 | "testmode cmd get version_major %d version_minor %d\n", |
| 118 | ATH10K_TESTMODE_VERSION_MAJOR, |
| 119 | ATH10K_TESTMODE_VERSION_MINOR); |
| 120 | |
| 121 | skb = cfg80211_testmode_alloc_reply_skb(ar->hw->wiphy, |
| 122 | nla_total_size(sizeof(u32))); |
| 123 | if (!skb) |
| 124 | return -ENOMEM; |
| 125 | |
| 126 | ret = nla_put_u32(skb, ATH10K_TM_ATTR_VERSION_MAJOR, |
| 127 | ATH10K_TESTMODE_VERSION_MAJOR); |
| 128 | if (ret) { |
| 129 | kfree_skb(skb); |
| 130 | return ret; |
| 131 | } |
| 132 | |
| 133 | ret = nla_put_u32(skb, ATH10K_TM_ATTR_VERSION_MINOR, |
| 134 | ATH10K_TESTMODE_VERSION_MINOR); |
| 135 | if (ret) { |
| 136 | kfree_skb(skb); |
| 137 | return ret; |
| 138 | } |
| 139 | |
| 140 | return cfg80211_testmode_reply(skb); |
| 141 | } |
| 142 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 143 | static int ath10k_tm_fetch_utf_firmware_api_1(struct ath10k *ar, |
| 144 | struct ath10k_fw_file *fw_file) |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 145 | { |
| 146 | char filename[100]; |
| 147 | int ret; |
| 148 | |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 149 | snprintf(filename, sizeof(filename), "%s/%s", |
| 150 | ar->hw_params.fw.dir, ATH10K_FW_UTF_FILE); |
| 151 | |
| 152 | /* load utf firmware image */ |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 153 | ret = request_firmware(&fw_file->firmware, filename, ar->dev); |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 154 | if (ret) { |
| 155 | ath10k_warn(ar, "failed to retrieve utf firmware '%s': %d\n", |
| 156 | filename, ret); |
| 157 | return ret; |
| 158 | } |
| 159 | |
| 160 | /* We didn't find FW UTF API 1 ("utf.bin") does not advertise |
| 161 | * firmware features. Do an ugly hack where we force the firmware |
| 162 | * features to match with 10.1 branch so that wmi.c will use the |
| 163 | * correct WMI interface. |
| 164 | */ |
| 165 | |
Kalle Valo | bf3c13a | 2016-04-20 19:45:33 +0300 | [diff] [blame] | 166 | fw_file->wmi_op_version = ATH10K_FW_WMI_OP_VERSION_10_1; |
Kalle Valo | 77561f9 | 2016-04-20 19:45:47 +0300 | [diff] [blame] | 167 | fw_file->htt_op_version = ATH10K_FW_HTT_OP_VERSION_10_1; |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 168 | fw_file->firmware_data = fw_file->firmware->data; |
| 169 | fw_file->firmware_len = fw_file->firmware->size; |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 170 | |
| 171 | return 0; |
| 172 | } |
| 173 | |
| 174 | static int ath10k_tm_fetch_firmware(struct ath10k *ar) |
| 175 | { |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 176 | struct ath10k_fw_components *utf_mode_fw; |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 177 | int ret; |
| 178 | |
Kalle Valo | 9dfe240 | 2016-04-20 19:46:01 +0300 | [diff] [blame] | 179 | ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_UTF_API2_FILE, |
| 180 | &ar->testmode.utf_mode_fw.fw_file); |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 181 | if (ret == 0) { |
| 182 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode using fw utf api 2"); |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 183 | goto out; |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 184 | } |
| 185 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 186 | ret = ath10k_tm_fetch_utf_firmware_api_1(ar, &ar->testmode.utf_mode_fw.fw_file); |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 187 | if (ret) { |
| 188 | ath10k_err(ar, "failed to fetch utf firmware binary: %d", ret); |
| 189 | return ret; |
| 190 | } |
| 191 | |
| 192 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode using utf api 1"); |
| 193 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 194 | out: |
| 195 | utf_mode_fw = &ar->testmode.utf_mode_fw; |
| 196 | |
| 197 | /* Use the same board data file as the normal firmware uses (but |
| 198 | * it's still "owned" by normal_mode_fw so we shouldn't free it. |
| 199 | */ |
| 200 | utf_mode_fw->board_data = ar->normal_mode_fw.board_data; |
| 201 | utf_mode_fw->board_len = ar->normal_mode_fw.board_len; |
| 202 | |
| 203 | if (!utf_mode_fw->fw_file.otp_data) { |
| 204 | ath10k_info(ar, "utf.bin didn't contain otp binary, taking it from the normal mode firmware"); |
| 205 | utf_mode_fw->fw_file.otp_data = ar->normal_mode_fw.fw_file.otp_data; |
| 206 | utf_mode_fw->fw_file.otp_len = ar->normal_mode_fw.fw_file.otp_len; |
| 207 | } |
| 208 | |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 209 | return 0; |
| 210 | } |
| 211 | |
| 212 | static int ath10k_tm_cmd_utf_start(struct ath10k *ar, struct nlattr *tb[]) |
| 213 | { |
| 214 | const char *ver; |
| 215 | int ret; |
| 216 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 217 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode cmd utf start\n"); |
| 218 | |
| 219 | mutex_lock(&ar->conf_mutex); |
| 220 | |
| 221 | if (ar->state == ATH10K_STATE_UTF) { |
| 222 | ret = -EALREADY; |
| 223 | goto err; |
| 224 | } |
| 225 | |
| 226 | /* start utf only when the driver is not in use */ |
| 227 | if (ar->state != ATH10K_STATE_OFF) { |
| 228 | ret = -EBUSY; |
| 229 | goto err; |
| 230 | } |
| 231 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 232 | if (WARN_ON(ar->testmode.utf_mode_fw.fw_file.firmware != NULL)) { |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 233 | /* utf image is already downloaded, it shouldn't be */ |
| 234 | ret = -EEXIST; |
| 235 | goto err; |
| 236 | } |
| 237 | |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 238 | ret = ath10k_tm_fetch_firmware(ar); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 239 | if (ret) { |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 240 | ath10k_err(ar, "failed to fetch UTF firmware: %d", ret); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 241 | goto err; |
| 242 | } |
| 243 | |
Tamizh chelvam | ebce1a5 | 2016-08-19 13:37:40 +0300 | [diff] [blame] | 244 | if (ar->testmode.utf_mode_fw.fw_file.codeswap_data && |
| 245 | ar->testmode.utf_mode_fw.fw_file.codeswap_len) { |
| 246 | ret = ath10k_swap_code_seg_init(ar, |
| 247 | &ar->testmode.utf_mode_fw.fw_file); |
| 248 | if (ret) { |
| 249 | ath10k_warn(ar, |
| 250 | "failed to init utf code swap segment: %d\n", |
| 251 | ret); |
| 252 | goto err_release_utf_mode_fw; |
| 253 | } |
| 254 | } |
| 255 | |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 256 | spin_lock_bh(&ar->data_lock); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 257 | ar->testmode.utf_monitor = true; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 258 | spin_unlock_bh(&ar->data_lock); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 259 | |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 260 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode wmi version %d\n", |
Kalle Valo | bf3c13a | 2016-04-20 19:45:33 +0300 | [diff] [blame] | 261 | ar->testmode.utf_mode_fw.fw_file.wmi_op_version); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 262 | |
| 263 | ret = ath10k_hif_power_up(ar); |
| 264 | if (ret) { |
| 265 | ath10k_err(ar, "failed to power up hif (testmode): %d\n", ret); |
| 266 | ar->state = ATH10K_STATE_OFF; |
Kalle Valo | bf3c13a | 2016-04-20 19:45:33 +0300 | [diff] [blame] | 267 | goto err_release_utf_mode_fw; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 268 | } |
| 269 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 270 | ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_UTF, |
| 271 | &ar->testmode.utf_mode_fw); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 272 | if (ret) { |
| 273 | ath10k_err(ar, "failed to start core (testmode): %d\n", ret); |
| 274 | ar->state = ATH10K_STATE_OFF; |
| 275 | goto err_power_down; |
| 276 | } |
| 277 | |
| 278 | ar->state = ATH10K_STATE_UTF; |
| 279 | |
Kalle Valo | 4531735 | 2016-04-20 19:45:05 +0300 | [diff] [blame] | 280 | if (strlen(ar->testmode.utf_mode_fw.fw_file.fw_version) > 0) |
| 281 | ver = ar->testmode.utf_mode_fw.fw_file.fw_version; |
Alan Liu | a81a98c | 2015-10-28 21:38:32 +0200 | [diff] [blame] | 282 | else |
| 283 | ver = "API 1"; |
| 284 | |
| 285 | ath10k_info(ar, "UTF firmware %s started\n", ver); |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 286 | |
| 287 | mutex_unlock(&ar->conf_mutex); |
| 288 | |
| 289 | return 0; |
| 290 | |
| 291 | err_power_down: |
| 292 | ath10k_hif_power_down(ar); |
| 293 | |
Kalle Valo | bf3c13a | 2016-04-20 19:45:33 +0300 | [diff] [blame] | 294 | err_release_utf_mode_fw: |
Tamizh chelvam | ebce1a5 | 2016-08-19 13:37:40 +0300 | [diff] [blame] | 295 | if (ar->testmode.utf_mode_fw.fw_file.codeswap_data && |
| 296 | ar->testmode.utf_mode_fw.fw_file.codeswap_len) |
| 297 | ath10k_swap_code_seg_release(ar, |
| 298 | &ar->testmode.utf_mode_fw.fw_file); |
| 299 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 300 | release_firmware(ar->testmode.utf_mode_fw.fw_file.firmware); |
| 301 | ar->testmode.utf_mode_fw.fw_file.firmware = NULL; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 302 | |
| 303 | err: |
| 304 | mutex_unlock(&ar->conf_mutex); |
| 305 | |
| 306 | return ret; |
| 307 | } |
| 308 | |
| 309 | static void __ath10k_tm_cmd_utf_stop(struct ath10k *ar) |
| 310 | { |
| 311 | lockdep_assert_held(&ar->conf_mutex); |
| 312 | |
| 313 | ath10k_core_stop(ar); |
| 314 | ath10k_hif_power_down(ar); |
| 315 | |
| 316 | spin_lock_bh(&ar->data_lock); |
| 317 | |
| 318 | ar->testmode.utf_monitor = false; |
| 319 | |
| 320 | spin_unlock_bh(&ar->data_lock); |
| 321 | |
Tamizh chelvam | ebce1a5 | 2016-08-19 13:37:40 +0300 | [diff] [blame] | 322 | if (ar->testmode.utf_mode_fw.fw_file.codeswap_data && |
| 323 | ar->testmode.utf_mode_fw.fw_file.codeswap_len) |
| 324 | ath10k_swap_code_seg_release(ar, |
| 325 | &ar->testmode.utf_mode_fw.fw_file); |
| 326 | |
Kalle Valo | 7ebf721 | 2016-04-20 19:44:51 +0300 | [diff] [blame] | 327 | release_firmware(ar->testmode.utf_mode_fw.fw_file.firmware); |
| 328 | ar->testmode.utf_mode_fw.fw_file.firmware = NULL; |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 329 | |
| 330 | ar->state = ATH10K_STATE_OFF; |
| 331 | } |
| 332 | |
| 333 | static int ath10k_tm_cmd_utf_stop(struct ath10k *ar, struct nlattr *tb[]) |
| 334 | { |
| 335 | int ret; |
| 336 | |
| 337 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode cmd utf stop\n"); |
| 338 | |
| 339 | mutex_lock(&ar->conf_mutex); |
| 340 | |
| 341 | if (ar->state != ATH10K_STATE_UTF) { |
| 342 | ret = -ENETDOWN; |
| 343 | goto out; |
| 344 | } |
| 345 | |
| 346 | __ath10k_tm_cmd_utf_stop(ar); |
| 347 | |
| 348 | ret = 0; |
| 349 | |
| 350 | ath10k_info(ar, "UTF firmware stopped\n"); |
| 351 | |
| 352 | out: |
| 353 | mutex_unlock(&ar->conf_mutex); |
| 354 | return ret; |
| 355 | } |
| 356 | |
| 357 | static int ath10k_tm_cmd_wmi(struct ath10k *ar, struct nlattr *tb[]) |
| 358 | { |
| 359 | struct sk_buff *skb; |
| 360 | int ret, buf_len; |
| 361 | u32 cmd_id; |
| 362 | void *buf; |
| 363 | |
| 364 | mutex_lock(&ar->conf_mutex); |
| 365 | |
| 366 | if (ar->state != ATH10K_STATE_UTF) { |
| 367 | ret = -ENETDOWN; |
| 368 | goto out; |
| 369 | } |
| 370 | |
| 371 | if (!tb[ATH10K_TM_ATTR_DATA]) { |
| 372 | ret = -EINVAL; |
| 373 | goto out; |
| 374 | } |
| 375 | |
| 376 | if (!tb[ATH10K_TM_ATTR_WMI_CMDID]) { |
| 377 | ret = -EINVAL; |
| 378 | goto out; |
| 379 | } |
| 380 | |
| 381 | buf = nla_data(tb[ATH10K_TM_ATTR_DATA]); |
| 382 | buf_len = nla_len(tb[ATH10K_TM_ATTR_DATA]); |
| 383 | cmd_id = nla_get_u32(tb[ATH10K_TM_ATTR_WMI_CMDID]); |
| 384 | |
| 385 | ath10k_dbg(ar, ATH10K_DBG_TESTMODE, |
Maharaja Kennadyrajan | 75b3480 | 2016-08-04 19:21:51 +0530 | [diff] [blame] | 386 | "testmode cmd wmi cmd_id %d buf %pK buf_len %d\n", |
Kalle Valo | 43d2a30 | 2014-09-10 18:23:30 +0300 | [diff] [blame] | 387 | cmd_id, buf, buf_len); |
| 388 | |
| 389 | ath10k_dbg_dump(ar, ATH10K_DBG_TESTMODE, NULL, "", buf, buf_len); |
| 390 | |
| 391 | skb = ath10k_wmi_alloc_skb(ar, buf_len); |
| 392 | if (!skb) { |
| 393 | ret = -ENOMEM; |
| 394 | goto out; |
| 395 | } |
| 396 | |
| 397 | memcpy(skb->data, buf, buf_len); |
| 398 | |
| 399 | ret = ath10k_wmi_cmd_send(ar, skb, cmd_id); |
| 400 | if (ret) { |
| 401 | ath10k_warn(ar, "failed to transmit wmi command (testmode): %d\n", |
| 402 | ret); |
| 403 | goto out; |
| 404 | } |
| 405 | |
| 406 | ret = 0; |
| 407 | |
| 408 | out: |
| 409 | mutex_unlock(&ar->conf_mutex); |
| 410 | return ret; |
| 411 | } |
| 412 | |
| 413 | int ath10k_tm_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| 414 | void *data, int len) |
| 415 | { |
| 416 | struct ath10k *ar = hw->priv; |
| 417 | struct nlattr *tb[ATH10K_TM_ATTR_MAX + 1]; |
| 418 | int ret; |
| 419 | |
| 420 | ret = nla_parse(tb, ATH10K_TM_ATTR_MAX, data, len, |
| 421 | ath10k_tm_policy); |
| 422 | if (ret) |
| 423 | return ret; |
| 424 | |
| 425 | if (!tb[ATH10K_TM_ATTR_CMD]) |
| 426 | return -EINVAL; |
| 427 | |
| 428 | switch (nla_get_u32(tb[ATH10K_TM_ATTR_CMD])) { |
| 429 | case ATH10K_TM_CMD_GET_VERSION: |
| 430 | return ath10k_tm_cmd_get_version(ar, tb); |
| 431 | case ATH10K_TM_CMD_UTF_START: |
| 432 | return ath10k_tm_cmd_utf_start(ar, tb); |
| 433 | case ATH10K_TM_CMD_UTF_STOP: |
| 434 | return ath10k_tm_cmd_utf_stop(ar, tb); |
| 435 | case ATH10K_TM_CMD_WMI: |
| 436 | return ath10k_tm_cmd_wmi(ar, tb); |
| 437 | default: |
| 438 | return -EOPNOTSUPP; |
| 439 | } |
| 440 | } |
| 441 | |
| 442 | void ath10k_testmode_destroy(struct ath10k *ar) |
| 443 | { |
| 444 | mutex_lock(&ar->conf_mutex); |
| 445 | |
| 446 | if (ar->state != ATH10K_STATE_UTF) { |
| 447 | /* utf firmware is not running, nothing to do */ |
| 448 | goto out; |
| 449 | } |
| 450 | |
| 451 | __ath10k_tm_cmd_utf_stop(ar); |
| 452 | |
| 453 | out: |
| 454 | mutex_unlock(&ar->conf_mutex); |
| 455 | } |