developer | 0f312e8 | 2022-11-01 12:31:52 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: ISC |
| 2 | /* Copyright (C) 2020 MediaTek Inc. */ |
| 3 | |
| 4 | #include <linux/fs.h> |
| 5 | #include <linux/firmware.h> |
| 6 | #include "mt7921.h" |
| 7 | #include "mt7921_trace.h" |
| 8 | #include "eeprom.h" |
| 9 | #include "mcu.h" |
| 10 | #include "mac.h" |
| 11 | |
| 12 | #define MT_STA_BFER BIT(0) |
| 13 | #define MT_STA_BFEE BIT(1) |
| 14 | |
| 15 | static bool mt7921_disable_clc; |
| 16 | module_param_named(disable_clc, mt7921_disable_clc, bool, 0644); |
| 17 | MODULE_PARM_DESC(disable_clc, "disable CLC support"); |
| 18 | |
| 19 | static int |
| 20 | mt7921_mcu_parse_eeprom(struct mt76_dev *dev, struct sk_buff *skb) |
| 21 | { |
| 22 | struct mt7921_mcu_eeprom_info *res; |
| 23 | u8 *buf; |
| 24 | |
| 25 | if (!skb) |
| 26 | return -EINVAL; |
| 27 | |
| 28 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 29 | |
| 30 | res = (struct mt7921_mcu_eeprom_info *)skb->data; |
| 31 | buf = dev->eeprom.data + le32_to_cpu(res->addr); |
| 32 | memcpy(buf, res->data, 16); |
| 33 | |
| 34 | return 0; |
| 35 | } |
| 36 | |
| 37 | int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, |
| 38 | struct sk_buff *skb, int seq) |
| 39 | { |
| 40 | int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); |
| 41 | struct mt76_connac2_mcu_rxd *rxd; |
| 42 | int ret = 0; |
| 43 | |
| 44 | if (!skb) { |
| 45 | dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", |
| 46 | cmd, seq); |
| 47 | mt7921_reset(mdev); |
| 48 | |
| 49 | return -ETIMEDOUT; |
| 50 | } |
| 51 | |
| 52 | rxd = (struct mt76_connac2_mcu_rxd *)skb->data; |
| 53 | if (seq != rxd->seq) |
| 54 | return -EAGAIN; |
| 55 | |
| 56 | if (cmd == MCU_CMD(PATCH_SEM_CONTROL) || |
| 57 | cmd == MCU_CMD(PATCH_FINISH_REQ)) { |
| 58 | skb_pull(skb, sizeof(*rxd) - 4); |
| 59 | ret = *skb->data; |
| 60 | } else if (cmd == MCU_EXT_CMD(THERMAL_CTRL)) { |
| 61 | skb_pull(skb, sizeof(*rxd) + 4); |
| 62 | ret = le32_to_cpu(*(__le32 *)skb->data); |
| 63 | } else if (cmd == MCU_EXT_CMD(EFUSE_ACCESS)) { |
| 64 | ret = mt7921_mcu_parse_eeprom(mdev, skb); |
| 65 | } else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) || |
| 66 | cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) || |
| 67 | cmd == MCU_UNI_CMD(STA_REC_UPDATE) || |
| 68 | cmd == MCU_UNI_CMD(HIF_CTRL) || |
| 69 | cmd == MCU_UNI_CMD(OFFLOAD) || |
| 70 | cmd == MCU_UNI_CMD(SUSPEND)) { |
| 71 | struct mt7921_mcu_uni_event *event; |
| 72 | |
| 73 | skb_pull(skb, sizeof(*rxd)); |
| 74 | event = (struct mt7921_mcu_uni_event *)skb->data; |
| 75 | ret = le32_to_cpu(event->status); |
| 76 | /* skip invalid event */ |
| 77 | if (mcu_cmd != event->cid) |
| 78 | ret = -EAGAIN; |
| 79 | } else if (cmd == MCU_CE_QUERY(REG_READ)) { |
| 80 | struct mt7921_mcu_reg_event *event; |
| 81 | |
| 82 | skb_pull(skb, sizeof(*rxd)); |
| 83 | event = (struct mt7921_mcu_reg_event *)skb->data; |
| 84 | ret = (int)le32_to_cpu(event->val); |
| 85 | } else { |
| 86 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 87 | } |
| 88 | |
| 89 | return ret; |
| 90 | } |
| 91 | EXPORT_SYMBOL_GPL(mt7921_mcu_parse_response); |
| 92 | |
| 93 | static int mt7921_mcu_read_eeprom(struct mt7921_dev *dev, u32 offset, u8 *val) |
| 94 | { |
| 95 | struct mt7921_mcu_eeprom_info *res, req = { |
| 96 | .addr = cpu_to_le32(round_down(offset, |
| 97 | MT7921_EEPROM_BLOCK_SIZE)), |
| 98 | }; |
| 99 | struct sk_buff *skb; |
| 100 | int ret; |
| 101 | |
| 102 | ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_QUERY(EFUSE_ACCESS), |
| 103 | &req, sizeof(req), true, &skb); |
| 104 | if (ret) |
| 105 | return ret; |
| 106 | |
| 107 | res = (struct mt7921_mcu_eeprom_info *)skb->data; |
| 108 | *val = res->data[offset % MT7921_EEPROM_BLOCK_SIZE]; |
| 109 | dev_kfree_skb(skb); |
| 110 | |
| 111 | return 0; |
| 112 | } |
| 113 | |
| 114 | #ifdef CONFIG_PM |
| 115 | |
| 116 | static int |
| 117 | mt7921_mcu_set_ipv6_ns_filter(struct mt76_dev *dev, |
| 118 | struct ieee80211_vif *vif, bool suspend) |
| 119 | { |
| 120 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 121 | struct { |
| 122 | struct { |
| 123 | u8 bss_idx; |
| 124 | u8 pad[3]; |
| 125 | } __packed hdr; |
| 126 | struct mt76_connac_arpns_tlv arpns; |
| 127 | } req = { |
| 128 | .hdr = { |
| 129 | .bss_idx = mvif->mt76.idx, |
| 130 | }, |
| 131 | .arpns = { |
| 132 | .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND), |
| 133 | .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)), |
| 134 | .mode = suspend, |
| 135 | }, |
| 136 | }; |
| 137 | |
| 138 | return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req), |
| 139 | true); |
| 140 | } |
| 141 | |
| 142 | void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) |
| 143 | { |
| 144 | if (IS_ENABLED(CONFIG_IPV6)) { |
| 145 | struct mt76_phy *phy = priv; |
| 146 | |
| 147 | mt7921_mcu_set_ipv6_ns_filter(phy->dev, vif, |
| 148 | !test_bit(MT76_STATE_RUNNING, |
| 149 | &phy->state)); |
| 150 | } |
| 151 | |
| 152 | mt76_connac_mcu_set_suspend_iter(priv, mac, vif); |
| 153 | } |
| 154 | |
| 155 | #endif /* CONFIG_PM */ |
| 156 | |
| 157 | static void |
| 158 | mt7921_mcu_scan_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 159 | { |
| 160 | struct mt76_phy *mphy = &dev->mt76.phy; |
| 161 | struct mt7921_phy *phy = (struct mt7921_phy *)mphy->priv; |
| 162 | |
| 163 | spin_lock_bh(&dev->mt76.lock); |
| 164 | __skb_queue_tail(&phy->scan_event_list, skb); |
| 165 | spin_unlock_bh(&dev->mt76.lock); |
| 166 | |
| 167 | ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work, |
| 168 | MT7921_HW_SCAN_TIMEOUT); |
| 169 | } |
| 170 | |
| 171 | static void |
| 172 | mt7921_mcu_connection_loss_iter(void *priv, u8 *mac, |
| 173 | struct ieee80211_vif *vif) |
| 174 | { |
| 175 | struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; |
| 176 | struct mt76_connac_beacon_loss_event *event = priv; |
| 177 | |
| 178 | if (mvif->idx != event->bss_idx) |
| 179 | return; |
| 180 | |
| 181 | if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER) || |
| 182 | vif->type != NL80211_IFTYPE_STATION) |
| 183 | return; |
| 184 | |
| 185 | ieee80211_connection_loss(vif); |
| 186 | } |
| 187 | |
| 188 | static void |
| 189 | mt7921_mcu_connection_loss_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 190 | { |
| 191 | struct mt76_connac_beacon_loss_event *event; |
| 192 | struct mt76_phy *mphy = &dev->mt76.phy; |
| 193 | |
| 194 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 195 | event = (struct mt76_connac_beacon_loss_event *)skb->data; |
| 196 | |
| 197 | ieee80211_iterate_active_interfaces_atomic(mphy->hw, |
| 198 | IEEE80211_IFACE_ITER_RESUME_ALL, |
| 199 | mt7921_mcu_connection_loss_iter, event); |
| 200 | } |
| 201 | |
| 202 | static void |
| 203 | mt7921_mcu_bss_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 204 | { |
| 205 | struct mt76_phy *mphy = &dev->mt76.phy; |
| 206 | struct mt76_connac_mcu_bss_event *event; |
| 207 | |
| 208 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 209 | event = (struct mt76_connac_mcu_bss_event *)skb->data; |
| 210 | if (event->is_absent) |
| 211 | ieee80211_stop_queues(mphy->hw); |
| 212 | else |
| 213 | ieee80211_wake_queues(mphy->hw); |
| 214 | } |
| 215 | |
| 216 | static void |
| 217 | mt7921_mcu_debug_msg_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 218 | { |
| 219 | struct mt7921_debug_msg { |
| 220 | __le16 id; |
| 221 | u8 type; |
| 222 | u8 flag; |
| 223 | __le32 value; |
| 224 | __le16 len; |
| 225 | u8 content[512]; |
| 226 | } __packed * msg; |
| 227 | |
| 228 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 229 | msg = (struct mt7921_debug_msg *)skb->data; |
| 230 | |
| 231 | if (msg->type == 3) { /* fw log */ |
| 232 | u16 len = min_t(u16, le16_to_cpu(msg->len), 512); |
| 233 | int i; |
| 234 | |
| 235 | for (i = 0 ; i < len; i++) { |
| 236 | if (!msg->content[i]) |
| 237 | msg->content[i] = ' '; |
| 238 | } |
| 239 | wiphy_info(mt76_hw(dev)->wiphy, "%.*s", len, msg->content); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | static void |
| 244 | mt7921_mcu_low_power_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 245 | { |
| 246 | struct mt7921_mcu_lp_event { |
| 247 | u8 state; |
| 248 | u8 reserved[3]; |
| 249 | } __packed * event; |
| 250 | |
| 251 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 252 | event = (struct mt7921_mcu_lp_event *)skb->data; |
| 253 | |
| 254 | trace_lp_event(dev, event->state); |
| 255 | } |
| 256 | |
| 257 | static void |
| 258 | mt7921_mcu_tx_done_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 259 | { |
| 260 | struct mt7921_mcu_tx_done_event *event; |
| 261 | |
| 262 | skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); |
| 263 | event = (struct mt7921_mcu_tx_done_event *)skb->data; |
| 264 | |
| 265 | mt7921_mac_add_txs(dev, event->txs); |
| 266 | } |
| 267 | |
| 268 | static void |
| 269 | mt7921_mcu_rx_unsolicited_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 270 | { |
| 271 | struct mt76_connac2_mcu_rxd *rxd; |
| 272 | |
| 273 | rxd = (struct mt76_connac2_mcu_rxd *)skb->data; |
| 274 | switch (rxd->eid) { |
| 275 | case MCU_EVENT_BSS_BEACON_LOSS: |
| 276 | mt7921_mcu_connection_loss_event(dev, skb); |
| 277 | break; |
| 278 | case MCU_EVENT_SCHED_SCAN_DONE: |
| 279 | case MCU_EVENT_SCAN_DONE: |
| 280 | mt7921_mcu_scan_event(dev, skb); |
| 281 | return; |
| 282 | case MCU_EVENT_BSS_ABSENCE: |
| 283 | mt7921_mcu_bss_event(dev, skb); |
| 284 | break; |
| 285 | case MCU_EVENT_DBG_MSG: |
| 286 | mt7921_mcu_debug_msg_event(dev, skb); |
| 287 | break; |
| 288 | case MCU_EVENT_COREDUMP: |
| 289 | dev->fw_assert = true; |
| 290 | mt76_connac_mcu_coredump_event(&dev->mt76, skb, |
| 291 | &dev->coredump); |
| 292 | return; |
| 293 | case MCU_EVENT_LP_INFO: |
| 294 | mt7921_mcu_low_power_event(dev, skb); |
| 295 | break; |
| 296 | case MCU_EVENT_TX_DONE: |
| 297 | mt7921_mcu_tx_done_event(dev, skb); |
| 298 | break; |
| 299 | default: |
| 300 | break; |
| 301 | } |
| 302 | dev_kfree_skb(skb); |
| 303 | } |
| 304 | |
| 305 | void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb) |
| 306 | { |
| 307 | struct mt76_connac2_mcu_rxd *rxd; |
| 308 | |
| 309 | if (skb_linearize(skb)) |
| 310 | return; |
| 311 | |
| 312 | rxd = (struct mt76_connac2_mcu_rxd *)skb->data; |
| 313 | |
| 314 | if (rxd->eid == 0x6) { |
| 315 | mt76_mcu_rx_event(&dev->mt76, skb); |
| 316 | return; |
| 317 | } |
| 318 | |
| 319 | if (rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || |
| 320 | rxd->eid == MCU_EVENT_BSS_BEACON_LOSS || |
| 321 | rxd->eid == MCU_EVENT_SCHED_SCAN_DONE || |
| 322 | rxd->eid == MCU_EVENT_BSS_ABSENCE || |
| 323 | rxd->eid == MCU_EVENT_SCAN_DONE || |
| 324 | rxd->eid == MCU_EVENT_TX_DONE || |
| 325 | rxd->eid == MCU_EVENT_DBG_MSG || |
| 326 | rxd->eid == MCU_EVENT_COREDUMP || |
| 327 | rxd->eid == MCU_EVENT_LP_INFO || |
| 328 | !rxd->seq) |
| 329 | mt7921_mcu_rx_unsolicited_event(dev, skb); |
| 330 | else |
| 331 | mt76_mcu_rx_event(&dev->mt76, skb); |
| 332 | } |
| 333 | |
| 334 | /** starec & wtbl **/ |
| 335 | int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, |
| 336 | struct ieee80211_ampdu_params *params, |
| 337 | bool enable) |
| 338 | { |
| 339 | struct mt7921_sta *msta = (struct mt7921_sta *)params->sta->drv_priv; |
| 340 | |
| 341 | if (enable && !params->amsdu) |
| 342 | msta->wcid.amsdu = false; |
| 343 | |
| 344 | return mt76_connac_mcu_sta_ba(&dev->mt76, &msta->vif->mt76, params, |
| 345 | MCU_UNI_CMD(STA_REC_UPDATE), |
| 346 | enable, true); |
| 347 | } |
| 348 | |
| 349 | int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, |
| 350 | struct ieee80211_ampdu_params *params, |
| 351 | bool enable) |
| 352 | { |
| 353 | struct mt7921_sta *msta = (struct mt7921_sta *)params->sta->drv_priv; |
| 354 | |
| 355 | return mt76_connac_mcu_sta_ba(&dev->mt76, &msta->vif->mt76, params, |
| 356 | MCU_UNI_CMD(STA_REC_UPDATE), |
| 357 | enable, false); |
| 358 | } |
| 359 | |
| 360 | static char *mt7921_patch_name(struct mt7921_dev *dev) |
| 361 | { |
| 362 | char *ret; |
| 363 | |
| 364 | if (is_mt7922(&dev->mt76)) |
| 365 | ret = MT7922_ROM_PATCH; |
| 366 | else |
| 367 | ret = MT7921_ROM_PATCH; |
| 368 | |
| 369 | return ret; |
| 370 | } |
| 371 | |
| 372 | static char *mt7921_ram_name(struct mt7921_dev *dev) |
| 373 | { |
| 374 | char *ret; |
| 375 | |
| 376 | if (is_mt7922(&dev->mt76)) |
| 377 | ret = MT7922_FIRMWARE_WM; |
| 378 | else |
| 379 | ret = MT7921_FIRMWARE_WM; |
| 380 | |
| 381 | return ret; |
| 382 | } |
| 383 | |
| 384 | static int mt7921_load_clc(struct mt7921_dev *dev, const char *fw_name) |
| 385 | { |
| 386 | const struct mt76_connac2_fw_trailer *hdr; |
| 387 | const struct mt76_connac2_fw_region *region; |
| 388 | const struct mt7921_clc *clc; |
| 389 | struct mt76_dev *mdev = &dev->mt76; |
| 390 | struct mt7921_phy *phy = &dev->phy; |
| 391 | const struct firmware *fw; |
| 392 | int ret, i, len, offset = 0; |
| 393 | u8 *clc_base = NULL, hw_encap = 0; |
| 394 | |
| 395 | if (mt7921_disable_clc || |
| 396 | mt76_is_usb(&dev->mt76)) |
| 397 | return 0; |
| 398 | |
| 399 | if (mt76_is_mmio(&dev->mt76)) { |
| 400 | ret = mt7921_mcu_read_eeprom(dev, MT_EE_HW_TYPE, &hw_encap); |
| 401 | if (ret) |
| 402 | return ret; |
| 403 | hw_encap = u8_get_bits(hw_encap, MT_EE_HW_TYPE_ENCAP); |
| 404 | } |
| 405 | |
| 406 | ret = request_firmware(&fw, fw_name, mdev->dev); |
| 407 | if (ret) |
| 408 | return ret; |
| 409 | |
| 410 | if (!fw || !fw->data || fw->size < sizeof(*hdr)) { |
| 411 | dev_err(mdev->dev, "Invalid firmware\n"); |
| 412 | ret = -EINVAL; |
| 413 | goto out; |
| 414 | } |
| 415 | |
| 416 | hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); |
| 417 | for (i = 0; i < hdr->n_region; i++) { |
| 418 | region = (const void *)((const u8 *)hdr - |
| 419 | (hdr->n_region - i) * sizeof(*region)); |
| 420 | len = le32_to_cpu(region->len); |
| 421 | |
| 422 | /* check if we have valid buffer size */ |
| 423 | if (offset + len > fw->size) { |
| 424 | dev_err(mdev->dev, "Invalid firmware region\n"); |
| 425 | ret = -EINVAL; |
| 426 | goto out; |
| 427 | } |
| 428 | |
| 429 | if ((region->feature_set & FW_FEATURE_NON_DL) && |
| 430 | region->type == FW_TYPE_CLC) { |
| 431 | clc_base = (u8 *)(fw->data + offset); |
| 432 | break; |
| 433 | } |
| 434 | offset += len; |
| 435 | } |
| 436 | |
| 437 | if (!clc_base) |
| 438 | goto out; |
| 439 | |
| 440 | for (offset = 0; offset < len; offset += le32_to_cpu(clc->len)) { |
| 441 | clc = (const struct mt7921_clc *)(clc_base + offset); |
| 442 | |
| 443 | /* do not init buf again if chip reset triggered */ |
| 444 | if (phy->clc[clc->idx]) |
| 445 | continue; |
| 446 | |
| 447 | /* header content sanity */ |
| 448 | if (clc->idx == MT7921_CLC_POWER && |
| 449 | u8_get_bits(clc->type, MT_EE_HW_TYPE_ENCAP) != hw_encap) |
| 450 | continue; |
| 451 | |
| 452 | phy->clc[clc->idx] = devm_kmemdup(mdev->dev, clc, |
| 453 | le32_to_cpu(clc->len), |
| 454 | GFP_KERNEL); |
| 455 | |
| 456 | if (!phy->clc[clc->idx]) { |
| 457 | ret = -ENOMEM; |
| 458 | goto out; |
| 459 | } |
| 460 | } |
| 461 | ret = mt7921_mcu_set_clc(dev, "00", ENVIRON_INDOOR); |
| 462 | out: |
| 463 | release_firmware(fw); |
| 464 | |
| 465 | return ret; |
| 466 | } |
| 467 | |
| 468 | static int mt7921_load_firmware(struct mt7921_dev *dev) |
| 469 | { |
| 470 | int ret; |
| 471 | |
| 472 | ret = mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY); |
| 473 | if (ret && mt76_is_mmio(&dev->mt76)) { |
| 474 | dev_dbg(dev->mt76.dev, "Firmware is already download\n"); |
| 475 | goto fw_loaded; |
| 476 | } |
| 477 | |
| 478 | ret = mt76_connac2_load_patch(&dev->mt76, mt7921_patch_name(dev)); |
| 479 | if (ret) |
| 480 | return ret; |
| 481 | |
| 482 | if (mt76_is_sdio(&dev->mt76)) { |
| 483 | /* activate again */ |
| 484 | ret = __mt7921_mcu_fw_pmctrl(dev); |
| 485 | if (!ret) |
| 486 | ret = __mt7921_mcu_drv_pmctrl(dev); |
| 487 | } |
| 488 | |
| 489 | ret = mt76_connac2_load_ram(&dev->mt76, mt7921_ram_name(dev), NULL); |
| 490 | if (ret) |
| 491 | return ret; |
| 492 | |
| 493 | if (!mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY, |
| 494 | MT_TOP_MISC2_FW_N9_RDY, 1500)) { |
| 495 | dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); |
| 496 | |
| 497 | return -EIO; |
| 498 | } |
| 499 | |
| 500 | fw_loaded: |
| 501 | |
| 502 | #ifdef CONFIG_PM |
| 503 | dev->mt76.hw->wiphy->wowlan = &mt76_connac_wowlan_support; |
| 504 | #endif /* CONFIG_PM */ |
| 505 | |
| 506 | dev_dbg(dev->mt76.dev, "Firmware init done\n"); |
| 507 | |
| 508 | return 0; |
| 509 | } |
| 510 | |
| 511 | int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl) |
| 512 | { |
| 513 | struct { |
| 514 | u8 ctrl_val; |
| 515 | u8 pad[3]; |
| 516 | } data = { |
| 517 | .ctrl_val = ctrl |
| 518 | }; |
| 519 | |
| 520 | return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(FWLOG_2_HOST), |
| 521 | &data, sizeof(data), false); |
| 522 | } |
| 523 | |
| 524 | int mt7921_run_firmware(struct mt7921_dev *dev) |
| 525 | { |
| 526 | int err; |
| 527 | |
| 528 | err = mt7921_load_firmware(dev); |
| 529 | if (err) |
| 530 | return err; |
| 531 | |
| 532 | err = mt76_connac_mcu_get_nic_capability(&dev->mphy); |
| 533 | if (err) |
| 534 | return err; |
| 535 | |
| 536 | set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); |
| 537 | err = mt7921_load_clc(dev, mt7921_ram_name(dev)); |
| 538 | if (err) |
| 539 | return err; |
| 540 | |
| 541 | return mt7921_mcu_fw_log_2_host(dev, 1); |
| 542 | } |
| 543 | EXPORT_SYMBOL_GPL(mt7921_run_firmware); |
| 544 | |
| 545 | int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif) |
| 546 | { |
| 547 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 548 | struct edca { |
| 549 | __le16 cw_min; |
| 550 | __le16 cw_max; |
| 551 | __le16 txop; |
| 552 | __le16 aifs; |
| 553 | u8 guardtime; |
| 554 | u8 acm; |
| 555 | } __packed; |
| 556 | struct mt7921_mcu_tx { |
| 557 | struct edca edca[IEEE80211_NUM_ACS]; |
| 558 | u8 bss_idx; |
| 559 | u8 qos; |
| 560 | u8 wmm_idx; |
| 561 | u8 pad; |
| 562 | } __packed req = { |
| 563 | .bss_idx = mvif->mt76.idx, |
| 564 | .qos = vif->bss_conf.qos, |
| 565 | .wmm_idx = mvif->mt76.wmm_idx, |
| 566 | }; |
| 567 | struct mu_edca { |
| 568 | u8 cw_min; |
| 569 | u8 cw_max; |
| 570 | u8 aifsn; |
| 571 | u8 acm; |
| 572 | u8 timer; |
| 573 | u8 padding[3]; |
| 574 | }; |
| 575 | struct mt7921_mcu_mu_tx { |
| 576 | u8 ver; |
| 577 | u8 pad0; |
| 578 | __le16 len; |
| 579 | u8 bss_idx; |
| 580 | u8 qos; |
| 581 | u8 wmm_idx; |
| 582 | u8 pad1; |
| 583 | struct mu_edca edca[IEEE80211_NUM_ACS]; |
| 584 | u8 pad3[32]; |
| 585 | } __packed req_mu = { |
| 586 | .bss_idx = mvif->mt76.idx, |
| 587 | .qos = vif->bss_conf.qos, |
| 588 | .wmm_idx = mvif->mt76.wmm_idx, |
| 589 | }; |
| 590 | static const int to_aci[] = { 1, 0, 2, 3 }; |
| 591 | int ac, ret; |
| 592 | |
| 593 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { |
| 594 | struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; |
| 595 | struct edca *e = &req.edca[to_aci[ac]]; |
| 596 | |
| 597 | e->aifs = cpu_to_le16(q->aifs); |
| 598 | e->txop = cpu_to_le16(q->txop); |
| 599 | |
| 600 | if (q->cw_min) |
| 601 | e->cw_min = cpu_to_le16(q->cw_min); |
| 602 | else |
| 603 | e->cw_min = cpu_to_le16(5); |
| 604 | |
| 605 | if (q->cw_max) |
| 606 | e->cw_max = cpu_to_le16(q->cw_max); |
| 607 | else |
| 608 | e->cw_max = cpu_to_le16(10); |
| 609 | } |
| 610 | |
| 611 | ret = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_EDCA_PARMS), &req, |
| 612 | sizeof(req), false); |
| 613 | if (ret) |
| 614 | return ret; |
| 615 | |
| 616 | if (!vif->bss_conf.he_support) |
| 617 | return 0; |
| 618 | |
| 619 | for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { |
| 620 | struct ieee80211_he_mu_edca_param_ac_rec *q; |
| 621 | struct mu_edca *e; |
| 622 | |
| 623 | if (!mvif->queue_params[ac].mu_edca) |
| 624 | break; |
| 625 | |
| 626 | q = &mvif->queue_params[ac].mu_edca_param_rec; |
| 627 | e = &(req_mu.edca[to_aci[ac]]); |
| 628 | |
| 629 | e->cw_min = q->ecw_min_max & 0xf; |
| 630 | e->cw_max = (q->ecw_min_max & 0xf0) >> 4; |
| 631 | e->aifsn = q->aifsn; |
| 632 | e->timer = q->mu_edca_timer; |
| 633 | } |
| 634 | |
| 635 | return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_MU_EDCA_PARMS), |
| 636 | &req_mu, sizeof(req_mu), false); |
| 637 | } |
| 638 | |
| 639 | int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd) |
| 640 | { |
| 641 | struct mt7921_dev *dev = phy->dev; |
| 642 | struct cfg80211_chan_def *chandef = &phy->mt76->chandef; |
| 643 | int freq1 = chandef->center_freq1; |
| 644 | struct { |
| 645 | u8 control_ch; |
| 646 | u8 center_ch; |
| 647 | u8 bw; |
| 648 | u8 tx_streams_num; |
| 649 | u8 rx_streams; /* mask or num */ |
| 650 | u8 switch_reason; |
| 651 | u8 band_idx; |
| 652 | u8 center_ch2; /* for 80+80 only */ |
| 653 | __le16 cac_case; |
| 654 | u8 channel_band; |
| 655 | u8 rsv0; |
| 656 | __le32 outband_freq; |
| 657 | u8 txpower_drop; |
| 658 | u8 ap_bw; |
| 659 | u8 ap_center_ch; |
| 660 | u8 rsv1[57]; |
| 661 | } __packed req = { |
| 662 | .control_ch = chandef->chan->hw_value, |
| 663 | .center_ch = ieee80211_frequency_to_channel(freq1), |
| 664 | .bw = mt76_connac_chan_bw(chandef), |
| 665 | .tx_streams_num = hweight8(phy->mt76->antenna_mask), |
| 666 | .rx_streams = phy->mt76->antenna_mask, |
| 667 | .band_idx = phy != &dev->phy, |
| 668 | }; |
| 669 | |
| 670 | if (chandef->chan->band == NL80211_BAND_6GHZ) |
| 671 | req.channel_band = 2; |
| 672 | else |
| 673 | req.channel_band = chandef->chan->band; |
| 674 | |
| 675 | if (cmd == MCU_EXT_CMD(SET_RX_PATH) || |
| 676 | dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) |
| 677 | req.switch_reason = CH_SWITCH_NORMAL; |
| 678 | else if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) |
| 679 | req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; |
| 680 | else if (!cfg80211_reg_can_beacon(dev->mt76.hw->wiphy, chandef, |
| 681 | NL80211_IFTYPE_AP)) |
| 682 | req.switch_reason = CH_SWITCH_DFS; |
| 683 | else |
| 684 | req.switch_reason = CH_SWITCH_NORMAL; |
| 685 | |
| 686 | if (cmd == MCU_EXT_CMD(CHANNEL_SWITCH)) |
| 687 | req.rx_streams = hweight8(req.rx_streams); |
| 688 | |
| 689 | if (chandef->width == NL80211_CHAN_WIDTH_80P80) { |
| 690 | int freq2 = chandef->center_freq2; |
| 691 | |
| 692 | req.center_ch2 = ieee80211_frequency_to_channel(freq2); |
| 693 | } |
| 694 | |
| 695 | return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); |
| 696 | } |
| 697 | |
| 698 | int mt7921_mcu_set_eeprom(struct mt7921_dev *dev) |
| 699 | { |
| 700 | struct req_hdr { |
| 701 | u8 buffer_mode; |
| 702 | u8 format; |
| 703 | __le16 len; |
| 704 | } __packed req = { |
| 705 | .buffer_mode = EE_MODE_EFUSE, |
| 706 | .format = EE_FORMAT_WHOLE, |
| 707 | }; |
| 708 | |
| 709 | return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EFUSE_BUFFER_MODE), |
| 710 | &req, sizeof(req), true); |
| 711 | } |
| 712 | EXPORT_SYMBOL_GPL(mt7921_mcu_set_eeprom); |
| 713 | |
| 714 | int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif) |
| 715 | { |
| 716 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 717 | struct { |
| 718 | struct { |
| 719 | u8 bss_idx; |
| 720 | u8 pad[3]; |
| 721 | } __packed hdr; |
| 722 | struct ps_tlv { |
| 723 | __le16 tag; |
| 724 | __le16 len; |
| 725 | u8 ps_state; /* 0: device awake |
| 726 | * 1: static power save |
| 727 | * 2: dynamic power saving |
| 728 | * 3: enter TWT power saving |
| 729 | * 4: leave TWT power saving |
| 730 | */ |
| 731 | u8 pad[3]; |
| 732 | } __packed ps; |
| 733 | } __packed ps_req = { |
| 734 | .hdr = { |
| 735 | .bss_idx = mvif->mt76.idx, |
| 736 | }, |
| 737 | .ps = { |
| 738 | .tag = cpu_to_le16(UNI_BSS_INFO_PS), |
| 739 | .len = cpu_to_le16(sizeof(struct ps_tlv)), |
| 740 | .ps_state = vif->bss_conf.ps ? 2 : 0, |
| 741 | }, |
| 742 | }; |
| 743 | |
| 744 | if (vif->type != NL80211_IFTYPE_STATION) |
| 745 | return -EOPNOTSUPP; |
| 746 | |
| 747 | return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), |
| 748 | &ps_req, sizeof(ps_req), true); |
| 749 | } |
| 750 | |
| 751 | static int |
| 752 | mt7921_mcu_uni_bss_bcnft(struct mt7921_dev *dev, struct ieee80211_vif *vif, |
| 753 | bool enable) |
| 754 | { |
| 755 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 756 | struct { |
| 757 | struct { |
| 758 | u8 bss_idx; |
| 759 | u8 pad[3]; |
| 760 | } __packed hdr; |
| 761 | struct bcnft_tlv { |
| 762 | __le16 tag; |
| 763 | __le16 len; |
| 764 | __le16 bcn_interval; |
| 765 | u8 dtim_period; |
| 766 | u8 pad; |
| 767 | } __packed bcnft; |
| 768 | } __packed bcnft_req = { |
| 769 | .hdr = { |
| 770 | .bss_idx = mvif->mt76.idx, |
| 771 | }, |
| 772 | .bcnft = { |
| 773 | .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), |
| 774 | .len = cpu_to_le16(sizeof(struct bcnft_tlv)), |
| 775 | .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), |
| 776 | .dtim_period = vif->bss_conf.dtim_period, |
| 777 | }, |
| 778 | }; |
| 779 | |
| 780 | if (vif->type != NL80211_IFTYPE_STATION) |
| 781 | return 0; |
| 782 | |
| 783 | return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), |
| 784 | &bcnft_req, sizeof(bcnft_req), true); |
| 785 | } |
| 786 | |
| 787 | int |
| 788 | mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, |
| 789 | bool enable) |
| 790 | { |
| 791 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 792 | struct { |
| 793 | u8 bss_idx; |
| 794 | u8 dtim_period; |
| 795 | __le16 aid; |
| 796 | __le16 bcn_interval; |
| 797 | __le16 atim_window; |
| 798 | u8 uapsd; |
| 799 | u8 bmc_delivered_ac; |
| 800 | u8 bmc_triggered_ac; |
| 801 | u8 pad; |
| 802 | } req = { |
| 803 | .bss_idx = mvif->mt76.idx, |
| 804 | .aid = cpu_to_le16(vif->bss_conf.aid), |
| 805 | .dtim_period = vif->bss_conf.dtim_period, |
| 806 | .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), |
| 807 | }; |
| 808 | struct { |
| 809 | u8 bss_idx; |
| 810 | u8 pad[3]; |
| 811 | } req_hdr = { |
| 812 | .bss_idx = mvif->mt76.idx, |
| 813 | }; |
| 814 | int err; |
| 815 | |
| 816 | err = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_ABORT), |
| 817 | &req_hdr, sizeof(req_hdr), false); |
| 818 | if (err < 0 || !enable) |
| 819 | return err; |
| 820 | |
| 821 | return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_CONNECTED), |
| 822 | &req, sizeof(req), false); |
| 823 | } |
| 824 | |
| 825 | int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, |
| 826 | struct ieee80211_vif *vif, bool enable, |
| 827 | enum mt76_sta_info_state state) |
| 828 | { |
| 829 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 830 | int rssi = -ewma_rssi_read(&mvif->rssi); |
| 831 | struct mt76_sta_cmd_info info = { |
| 832 | .sta = sta, |
| 833 | .vif = vif, |
| 834 | .enable = enable, |
| 835 | .cmd = MCU_UNI_CMD(STA_REC_UPDATE), |
| 836 | .state = state, |
| 837 | .offload_fw = true, |
| 838 | .rcpi = to_rcpi(rssi), |
| 839 | }; |
| 840 | struct mt7921_sta *msta; |
| 841 | |
| 842 | msta = sta ? (struct mt7921_sta *)sta->drv_priv : NULL; |
| 843 | info.wcid = msta ? &msta->wcid : &mvif->sta.wcid; |
| 844 | info.newly = msta ? state != MT76_STA_INFO_STATE_ASSOC : true; |
| 845 | |
| 846 | return mt76_connac_mcu_sta_cmd(&dev->mphy, &info); |
| 847 | } |
| 848 | |
| 849 | int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev) |
| 850 | { |
| 851 | struct mt76_phy *mphy = &dev->mt76.phy; |
| 852 | struct mt76_connac_pm *pm = &dev->pm; |
| 853 | int err = 0; |
| 854 | |
| 855 | mutex_lock(&pm->mutex); |
| 856 | |
| 857 | if (!test_bit(MT76_STATE_PM, &mphy->state)) |
| 858 | goto out; |
| 859 | |
| 860 | err = __mt7921_mcu_drv_pmctrl(dev); |
| 861 | out: |
| 862 | mutex_unlock(&pm->mutex); |
| 863 | |
| 864 | if (err) |
| 865 | mt7921_reset(&dev->mt76); |
| 866 | |
| 867 | return err; |
| 868 | } |
| 869 | EXPORT_SYMBOL_GPL(mt7921_mcu_drv_pmctrl); |
| 870 | |
| 871 | int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev) |
| 872 | { |
| 873 | struct mt76_phy *mphy = &dev->mt76.phy; |
| 874 | struct mt76_connac_pm *pm = &dev->pm; |
| 875 | int err = 0; |
| 876 | |
| 877 | mutex_lock(&pm->mutex); |
| 878 | |
| 879 | if (mt76_connac_skip_fw_pmctrl(mphy, pm)) |
| 880 | goto out; |
| 881 | |
| 882 | err = __mt7921_mcu_fw_pmctrl(dev); |
| 883 | out: |
| 884 | mutex_unlock(&pm->mutex); |
| 885 | |
| 886 | if (err) |
| 887 | mt7921_reset(&dev->mt76); |
| 888 | |
| 889 | return err; |
| 890 | } |
| 891 | EXPORT_SYMBOL_GPL(mt7921_mcu_fw_pmctrl); |
| 892 | |
| 893 | int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, |
| 894 | struct ieee80211_vif *vif, |
| 895 | bool enable) |
| 896 | { |
| 897 | int err; |
| 898 | |
| 899 | if (enable) { |
| 900 | err = mt7921_mcu_uni_bss_bcnft(dev, vif, true); |
| 901 | if (err) |
| 902 | return err; |
| 903 | |
| 904 | mt76_set(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON); |
| 905 | |
| 906 | return 0; |
| 907 | } |
| 908 | |
| 909 | err = mt7921_mcu_set_bss_pm(dev, vif, false); |
| 910 | if (err) |
| 911 | return err; |
| 912 | |
| 913 | mt76_clear(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON); |
| 914 | |
| 915 | return 0; |
| 916 | } |
| 917 | |
| 918 | int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr) |
| 919 | { |
| 920 | struct mt7921_txpwr_event *event; |
| 921 | struct mt7921_txpwr_req req = { |
| 922 | .dbdc_idx = 0, |
| 923 | }; |
| 924 | struct sk_buff *skb; |
| 925 | int ret; |
| 926 | |
| 927 | ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_CE_CMD(GET_TXPWR), |
| 928 | &req, sizeof(req), true, &skb); |
| 929 | if (ret) |
| 930 | return ret; |
| 931 | |
| 932 | event = (struct mt7921_txpwr_event *)skb->data; |
| 933 | WARN_ON(skb->len != le16_to_cpu(event->len)); |
| 934 | memcpy(txpwr, &event->txpwr, sizeof(event->txpwr)); |
| 935 | |
| 936 | dev_kfree_skb(skb); |
| 937 | |
| 938 | return 0; |
| 939 | } |
| 940 | |
| 941 | int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, |
| 942 | bool enable) |
| 943 | { |
| 944 | struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; |
| 945 | struct { |
| 946 | struct { |
| 947 | u8 band_idx; |
| 948 | u8 pad[3]; |
| 949 | } __packed hdr; |
| 950 | struct sniffer_enable_tlv { |
| 951 | __le16 tag; |
| 952 | __le16 len; |
| 953 | u8 enable; |
| 954 | u8 pad[3]; |
| 955 | } __packed enable; |
| 956 | } req = { |
| 957 | .hdr = { |
| 958 | .band_idx = mvif->band_idx, |
| 959 | }, |
| 960 | .enable = { |
| 961 | .tag = cpu_to_le16(0), |
| 962 | .len = cpu_to_le16(sizeof(struct sniffer_enable_tlv)), |
| 963 | .enable = enable, |
| 964 | }, |
| 965 | }; |
| 966 | |
| 967 | return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), |
| 968 | true); |
| 969 | } |
| 970 | |
| 971 | int |
| 972 | mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, |
| 973 | struct ieee80211_hw *hw, |
| 974 | struct ieee80211_vif *vif, |
| 975 | bool enable) |
| 976 | { |
| 977 | struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; |
| 978 | struct mt76_wcid *wcid = &dev->mt76.global_wcid; |
| 979 | struct ieee80211_mutable_offsets offs; |
| 980 | struct { |
| 981 | struct req_hdr { |
| 982 | u8 bss_idx; |
| 983 | u8 pad[3]; |
| 984 | } __packed hdr; |
| 985 | struct bcn_content_tlv { |
| 986 | __le16 tag; |
| 987 | __le16 len; |
| 988 | __le16 tim_ie_pos; |
| 989 | __le16 csa_ie_pos; |
| 990 | __le16 bcc_ie_pos; |
| 991 | /* 0: disable beacon offload |
| 992 | * 1: enable beacon offload |
| 993 | * 2: update probe respond offload |
| 994 | */ |
| 995 | u8 enable; |
| 996 | /* 0: legacy format (TXD + payload) |
| 997 | * 1: only cap field IE |
| 998 | */ |
| 999 | u8 type; |
| 1000 | __le16 pkt_len; |
| 1001 | u8 pkt[512]; |
| 1002 | } __packed beacon_tlv; |
| 1003 | } req = { |
| 1004 | .hdr = { |
| 1005 | .bss_idx = mvif->mt76.idx, |
| 1006 | }, |
| 1007 | .beacon_tlv = { |
| 1008 | .tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT), |
| 1009 | .len = cpu_to_le16(sizeof(struct bcn_content_tlv)), |
| 1010 | .enable = enable, |
| 1011 | }, |
| 1012 | }; |
| 1013 | struct sk_buff *skb; |
| 1014 | |
| 1015 | /* support enable/update process only |
| 1016 | * disable flow would be handled in bss stop handler automatically |
| 1017 | */ |
| 1018 | if (!enable) |
| 1019 | return -EOPNOTSUPP; |
| 1020 | |
| 1021 | skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs); |
| 1022 | if (!skb) |
| 1023 | return -EINVAL; |
| 1024 | |
| 1025 | if (skb->len > 512 - MT_TXD_SIZE) { |
| 1026 | dev_err(dev->mt76.dev, "beacon size limit exceed\n"); |
| 1027 | dev_kfree_skb(skb); |
| 1028 | return -EINVAL; |
| 1029 | } |
| 1030 | |
| 1031 | mt76_connac2_mac_write_txwi(&dev->mt76, (__le32 *)(req.beacon_tlv.pkt), |
| 1032 | skb, wcid, NULL, 0, 0, BSS_CHANGED_BEACON); |
| 1033 | memcpy(req.beacon_tlv.pkt + MT_TXD_SIZE, skb->data, skb->len); |
| 1034 | req.beacon_tlv.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); |
| 1035 | req.beacon_tlv.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset); |
| 1036 | |
| 1037 | if (offs.cntdwn_counter_offs[0]) { |
| 1038 | u16 csa_offs; |
| 1039 | |
| 1040 | csa_offs = MT_TXD_SIZE + offs.cntdwn_counter_offs[0] - 4; |
| 1041 | req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs); |
| 1042 | } |
| 1043 | dev_kfree_skb(skb); |
| 1044 | |
| 1045 | return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), |
| 1046 | &req, sizeof(req), true); |
| 1047 | } |
| 1048 | |
| 1049 | static |
| 1050 | int __mt7921_mcu_set_clc(struct mt7921_dev *dev, u8 *alpha2, |
| 1051 | enum environment_cap env_cap, |
| 1052 | struct mt7921_clc *clc, |
| 1053 | u8 idx) |
| 1054 | { |
| 1055 | struct sk_buff *skb; |
| 1056 | struct { |
| 1057 | u8 ver; |
| 1058 | u8 pad0; |
| 1059 | __le16 len; |
| 1060 | u8 idx; |
| 1061 | u8 env; |
| 1062 | u8 pad1[2]; |
| 1063 | u8 alpha2[2]; |
| 1064 | u8 type[2]; |
| 1065 | u8 rsvd[64]; |
| 1066 | } __packed req = { |
| 1067 | .idx = idx, |
| 1068 | .env = env_cap, |
| 1069 | }; |
| 1070 | int ret, valid_cnt = 0; |
| 1071 | u8 i, *pos; |
| 1072 | |
| 1073 | if (!clc) |
| 1074 | return 0; |
| 1075 | |
| 1076 | pos = clc->data; |
| 1077 | for (i = 0; i < clc->nr_country; i++) { |
| 1078 | struct mt7921_clc_rule *rule = (struct mt7921_clc_rule *)pos; |
| 1079 | u16 len = le16_to_cpu(rule->len); |
| 1080 | |
| 1081 | pos += len + sizeof(*rule); |
| 1082 | if (rule->alpha2[0] != alpha2[0] || |
| 1083 | rule->alpha2[1] != alpha2[1]) |
| 1084 | continue; |
| 1085 | |
| 1086 | memcpy(req.alpha2, rule->alpha2, 2); |
| 1087 | memcpy(req.type, rule->type, 2); |
| 1088 | |
| 1089 | req.len = cpu_to_le16(sizeof(req) + len); |
| 1090 | skb = __mt76_mcu_msg_alloc(&dev->mt76, &req, |
| 1091 | le16_to_cpu(req.len), |
| 1092 | sizeof(req), GFP_KERNEL); |
| 1093 | if (!skb) |
| 1094 | return -ENOMEM; |
| 1095 | skb_put_data(skb, rule->data, len); |
| 1096 | |
| 1097 | ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, |
| 1098 | MCU_CE_CMD(SET_CLC), false); |
| 1099 | if (ret < 0) |
| 1100 | return ret; |
| 1101 | valid_cnt++; |
| 1102 | } |
| 1103 | |
| 1104 | if (!valid_cnt) |
| 1105 | return -ENOENT; |
| 1106 | |
| 1107 | return 0; |
| 1108 | } |
| 1109 | |
| 1110 | int mt7921_mcu_set_clc(struct mt7921_dev *dev, u8 *alpha2, |
| 1111 | enum environment_cap env_cap) |
| 1112 | { |
| 1113 | struct mt7921_phy *phy = (struct mt7921_phy *)&dev->phy; |
| 1114 | int i, ret; |
| 1115 | |
| 1116 | /* submit all clc config */ |
| 1117 | for (i = 0; i < ARRAY_SIZE(phy->clc); i++) { |
| 1118 | ret = __mt7921_mcu_set_clc(dev, alpha2, env_cap, |
| 1119 | phy->clc[i], i); |
| 1120 | |
| 1121 | /* If no country found, set "00" as default */ |
| 1122 | if (ret == -ENOENT) |
| 1123 | ret = __mt7921_mcu_set_clc(dev, "00", |
| 1124 | ENVIRON_INDOOR, |
| 1125 | phy->clc[i], i); |
| 1126 | if (ret < 0) |
| 1127 | return ret; |
| 1128 | } |
| 1129 | return 0; |
| 1130 | } |