Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Ryder Lee | 8924 | 99.97% | 1 | 50.00% |
Felix Fietkau | 3 | 0.03% | 1 | 50.00% |
Total | 8927 | 2 |
// SPDX-License-Identifier: ISC /* Copyright (C) 2019 MediaTek Inc. * * Author: Roy Luo <royluo@google.com> * Ryder Lee <ryder.lee@mediatek.com> */ #include <linux/firmware.h> #include "mt7615.h" #include "mcu.h" #include "mac.h" #include "eeprom.h" struct mt7615_patch_hdr { char build_date[16]; char platform[4]; __be32 hw_sw_ver; __be32 patch_ver; __be16 checksum; } __packed; struct mt7615_fw_trailer { __le32 addr; u8 chip_id; u8 feature_set; u8 eco_code; char fw_ver[10]; char build_date[15]; __le32 len; } __packed; #define MCU_PATCH_ADDRESS 0x80000 #define N9_REGION_NUM 2 #define CR4_REGION_NUM 1 #define IMG_CRC_LEN 4 #define FW_FEATURE_SET_ENCRYPT BIT(0) #define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1) #define DL_MODE_ENCRYPT BIT(0) #define DL_MODE_KEY_IDX GENMASK(2, 1) #define DL_MODE_RESET_SEC_IV BIT(3) #define DL_MODE_WORKING_PDA_CR4 BIT(4) #define DL_MODE_NEED_RSP BIT(31) #define FW_START_OVERRIDE BIT(0) #define FW_START_WORKING_PDA_CR4 BIT(2) static int __mt7615_mcu_msg_send(struct mt7615_dev *dev, struct sk_buff *skb, int cmd, int query, int dest, int *wait_seq) { struct mt7615_mcu_txd *mcu_txd; u8 seq, q_idx, pkt_fmt; enum mt76_txq_id qid; u32 val; __le32 *txd; if (!skb) return -EINVAL; seq = ++dev->mt76.mmio.mcu.msg_seq & 0xf; if (!seq) seq = ++dev->mt76.mmio.mcu.msg_seq & 0xf; mcu_txd = (struct mt7615_mcu_txd *)skb_push(skb, sizeof(struct mt7615_mcu_txd)); memset(mcu_txd, 0, sizeof(struct mt7615_mcu_txd)); if (cmd != -MCU_CMD_FW_SCATTER) { q_idx = MT_TX_MCU_PORT_RX_Q0; pkt_fmt = MT_TX_TYPE_CMD; } else { q_idx = MT_TX_MCU_PORT_RX_FWDL; pkt_fmt = MT_TX_TYPE_FW; } txd = mcu_txd->txd; val = FIELD_PREP(MT_TXD0_TX_BYTES, cpu_to_le16(skb->len)) | FIELD_PREP(MT_TXD0_P_IDX, MT_TX_PORT_IDX_MCU) | FIELD_PREP(MT_TXD0_Q_IDX, q_idx); txd[0] = cpu_to_le32(val); val = MT_TXD1_LONG_FORMAT | FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD) | FIELD_PREP(MT_TXD1_PKT_FMT, pkt_fmt); txd[1] = cpu_to_le32(val); mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, q_idx)); mcu_txd->pkt_type = MCU_PKT_ID; mcu_txd->seq = seq; if (cmd < 0) { mcu_txd->cid = -cmd; } else { mcu_txd->cid = MCU_CMD_EXT_CID; mcu_txd->ext_cid = cmd; if (query != MCU_Q_NA) mcu_txd->ext_cid_ack = 1; } mcu_txd->set_query = query; mcu_txd->s2d_index = dest; if (wait_seq) *wait_seq = seq; if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state)) qid = MT_TXQ_MCU; else qid = MT_TXQ_FWDL; return mt76_tx_queue_skb_raw(dev, qid, skb, 0); } static int mt7615_mcu_msg_send(struct mt7615_dev *dev, struct sk_buff *skb, int cmd, int query, int dest, struct sk_buff **skb_ret) { unsigned long expires = jiffies + 10 * HZ; struct mt7615_mcu_rxd *rxd; int ret, seq; mutex_lock(&dev->mt76.mmio.mcu.mutex); ret = __mt7615_mcu_msg_send(dev, skb, cmd, query, dest, &seq); if (ret) goto out; while (1) { skb = mt76_mcu_get_response(&dev->mt76, expires); if (!skb) { dev_err(dev->mt76.dev, "Message %d (seq %d) timeout\n", cmd, seq); ret = -ETIMEDOUT; break; } rxd = (struct mt7615_mcu_rxd *)skb->data; if (seq != rxd->seq) continue; if (skb_ret) { int hdr_len = sizeof(*rxd); if (!test_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state)) hdr_len -= 4; skb_pull(skb, hdr_len); *skb_ret = skb; } else { dev_kfree_skb(skb); } break; } out: mutex_unlock(&dev->mt76.mmio.mcu.mutex); return ret; } static int mt7615_mcu_init_download(struct mt7615_dev *dev, u32 addr, u32 len, u32 mode) { struct { __le32 addr; __le32 len; __le32 mode; } req = { .addr = cpu_to_le32(addr), .len = cpu_to_le32(len), .mode = cpu_to_le32(mode), }; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, -MCU_CMD_TARGET_ADDRESS_LEN_REQ, MCU_Q_NA, MCU_S2D_H2N, NULL); } static int mt7615_mcu_send_firmware(struct mt7615_dev *dev, const void *data, int len) { struct sk_buff *skb; int ret = 0; while (len > 0) { int cur_len = min_t(int, 4096 - sizeof(struct mt7615_mcu_txd), len); skb = mt7615_mcu_msg_alloc(data, cur_len); if (!skb) return -ENOMEM; ret = __mt7615_mcu_msg_send(dev, skb, -MCU_CMD_FW_SCATTER, MCU_Q_NA, MCU_S2D_H2N, NULL); if (ret) break; data += cur_len; len -= cur_len; } return ret; } static int mt7615_mcu_start_firmware(struct mt7615_dev *dev, u32 addr, u32 option) { struct { __le32 option; __le32 addr; } req = { .option = cpu_to_le32(option), .addr = cpu_to_le32(addr), }; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, -MCU_CMD_FW_START_REQ, MCU_Q_NA, MCU_S2D_H2N, NULL); } static int mt7615_mcu_restart(struct mt7615_dev *dev) { struct sk_buff *skb = mt7615_mcu_msg_alloc(NULL, 0); return mt7615_mcu_msg_send(dev, skb, -MCU_CMD_RESTART_DL_REQ, MCU_Q_NA, MCU_S2D_H2N, NULL); } static int mt7615_mcu_patch_sem_ctrl(struct mt7615_dev *dev, bool get) { struct { __le32 operation; } req = { .operation = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), }; struct event { u8 status; u8 reserved[3]; } *resp; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); struct sk_buff *skb_ret; int ret; ret = mt7615_mcu_msg_send(dev, skb, -MCU_CMD_PATCH_SEM_CONTROL, MCU_Q_NA, MCU_S2D_H2N, &skb_ret); if (ret) goto out; resp = (struct event *)(skb_ret->data); ret = resp->status; dev_kfree_skb(skb_ret); out: return ret; } static int mt7615_mcu_start_patch(struct mt7615_dev *dev) { struct { u8 check_crc; u8 reserved[3]; } req = { .check_crc = 0, }; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, -MCU_CMD_PATCH_FINISH_REQ, MCU_Q_NA, MCU_S2D_H2N, NULL); } static int mt7615_driver_own(struct mt7615_dev *dev) { mt76_wr(dev, MT_CFG_LPCR_HOST, MT_CFG_LPCR_HOST_DRV_OWN); if (!mt76_poll_msec(dev, MT_CFG_LPCR_HOST, MT_CFG_LPCR_HOST_FW_OWN, 0, 500)) { dev_err(dev->mt76.dev, "Timeout for driver own\n"); return -EIO; } return 0; } static int mt7615_load_patch(struct mt7615_dev *dev) { const struct firmware *fw; const struct mt7615_patch_hdr *hdr; const char *firmware = MT7615_ROM_PATCH; int len, ret, sem; sem = mt7615_mcu_patch_sem_ctrl(dev, 1); switch (sem) { case PATCH_IS_DL: return 0; case PATCH_NOT_DL_SEM_SUCCESS: break; default: dev_err(dev->mt76.dev, "Failed to get patch semaphore\n"); return -EAGAIN; } ret = request_firmware(&fw, firmware, dev->mt76.dev); if (ret) return ret; if (!fw || !fw->data || fw->size < sizeof(*hdr)) { dev_err(dev->mt76.dev, "Invalid firmware\n"); ret = -EINVAL; goto out; } hdr = (const struct mt7615_patch_hdr *)(fw->data); dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); len = fw->size - sizeof(*hdr); ret = mt7615_mcu_init_download(dev, MCU_PATCH_ADDRESS, len, DL_MODE_NEED_RSP); if (ret) { dev_err(dev->mt76.dev, "Download request failed\n"); goto out; } ret = mt7615_mcu_send_firmware(dev, fw->data + sizeof(*hdr), len); if (ret) { dev_err(dev->mt76.dev, "Failed to send firmware to device\n"); goto out; } ret = mt7615_mcu_start_patch(dev); if (ret) dev_err(dev->mt76.dev, "Failed to start patch\n"); out: release_firmware(fw); sem = mt7615_mcu_patch_sem_ctrl(dev, 0); switch (sem) { case PATCH_REL_SEM_SUCCESS: break; default: ret = -EAGAIN; dev_err(dev->mt76.dev, "Failed to release patch semaphore\n"); break; } return ret; } static u32 gen_dl_mode(u8 feature_set, bool is_cr4) { u32 ret = 0; ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ? (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0; ret |= FIELD_PREP(DL_MODE_KEY_IDX, FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set)); ret |= DL_MODE_NEED_RSP; ret |= is_cr4 ? DL_MODE_WORKING_PDA_CR4 : 0; return ret; } static int mt7615_load_ram(struct mt7615_dev *dev) { const struct firmware *fw; const struct mt7615_fw_trailer *hdr; const char *n9_firmware = MT7615_FIRMWARE_N9; const char *cr4_firmware = MT7615_FIRMWARE_CR4; u32 n9_ilm_addr, offset; int i, ret; ret = request_firmware(&fw, n9_firmware, dev->mt76.dev); if (ret) return ret; if (!fw || !fw->data || fw->size < N9_REGION_NUM * sizeof(*hdr)) { dev_err(dev->mt76.dev, "Invalid firmware\n"); ret = -EINVAL; goto out; } hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size - N9_REGION_NUM * sizeof(*hdr)); dev_info(dev->mt76.dev, "N9 Firmware Version: %.10s, Build Time: %.15s\n", hdr->fw_ver, hdr->build_date); n9_ilm_addr = le32_to_cpu(hdr->addr); for (offset = 0, i = 0; i < N9_REGION_NUM; i++) { u32 len, addr, mode; len = le32_to_cpu(hdr[i].len) + IMG_CRC_LEN; addr = le32_to_cpu(hdr[i].addr); mode = gen_dl_mode(hdr[i].feature_set, false); ret = mt7615_mcu_init_download(dev, addr, len, mode); if (ret) { dev_err(dev->mt76.dev, "Download request failed\n"); goto out; } ret = mt7615_mcu_send_firmware(dev, fw->data + offset, len); if (ret) { dev_err(dev->mt76.dev, "Failed to send firmware to device\n"); goto out; } offset += len; } ret = mt7615_mcu_start_firmware(dev, n9_ilm_addr, FW_START_OVERRIDE); if (ret) { dev_err(dev->mt76.dev, "Failed to start N9 firmware\n"); goto out; } release_firmware(fw); ret = request_firmware(&fw, cr4_firmware, dev->mt76.dev); if (ret) return ret; if (!fw || !fw->data || fw->size < CR4_REGION_NUM * sizeof(*hdr)) { dev_err(dev->mt76.dev, "Invalid firmware\n"); ret = -EINVAL; goto out; } hdr = (const struct mt7615_fw_trailer *)(fw->data + fw->size - CR4_REGION_NUM * sizeof(*hdr)); dev_info(dev->mt76.dev, "CR4 Firmware Version: %.10s, Build Time: %.15s\n", hdr->fw_ver, hdr->build_date); for (offset = 0, i = 0; i < CR4_REGION_NUM; i++) { u32 len, addr, mode; len = le32_to_cpu(hdr[i].len) + IMG_CRC_LEN; addr = le32_to_cpu(hdr[i].addr); mode = gen_dl_mode(hdr[i].feature_set, true); ret = mt7615_mcu_init_download(dev, addr, len, mode); if (ret) { dev_err(dev->mt76.dev, "Download request failed\n"); goto out; } ret = mt7615_mcu_send_firmware(dev, fw->data + offset, len); if (ret) { dev_err(dev->mt76.dev, "Failed to send firmware to device\n"); goto out; } offset += len; } ret = mt7615_mcu_start_firmware(dev, 0, FW_START_WORKING_PDA_CR4); if (ret) dev_err(dev->mt76.dev, "Failed to start CR4 firmware\n"); out: release_firmware(fw); return ret; } static int mt7615_load_firmware(struct mt7615_dev *dev) { int ret; u32 val; val = mt76_get_field(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE); if (val != FW_STATE_FW_DOWNLOAD) { dev_err(dev->mt76.dev, "Firmware is not ready for download\n"); return -EIO; } ret = mt7615_load_patch(dev); if (ret) return ret; ret = mt7615_load_ram(dev); if (ret) return ret; if (!mt76_poll_msec(dev, MT_TOP_MISC2, MT_TOP_MISC2_FW_STATE, FIELD_PREP(MT_TOP_MISC2_FW_STATE, FW_STATE_CR4_RDY), 500)) { dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); return -EIO; } dev_dbg(dev->mt76.dev, "Firmware init done\n"); return 0; } int mt7615_mcu_init(struct mt7615_dev *dev) { int ret; ret = mt7615_driver_own(dev); if (ret) return ret; ret = mt7615_load_firmware(dev); if (ret) return ret; set_bit(MT76_STATE_MCU_RUNNING, &dev->mt76.state); return 0; } void mt7615_mcu_exit(struct mt7615_dev *dev) { mt7615_mcu_restart(dev); mt76_wr(dev, MT_CFG_LPCR_HOST, MT_CFG_LPCR_HOST_FW_OWN); skb_queue_purge(&dev->mt76.mmio.mcu.res_q); } int mt7615_mcu_set_eeprom(struct mt7615_dev *dev) { struct req_data { u8 val; } __packed; struct { u8 buffer_mode; u8 pad; u16 len; } __packed req_hdr = { .buffer_mode = 1, .len = __MT_EE_MAX - MT_EE_NIC_CONF_0, }; struct sk_buff *skb; struct req_data *data; const int size = (__MT_EE_MAX - MT_EE_NIC_CONF_0) * sizeof(struct req_data); u8 *eep = (u8 *)dev->mt76.eeprom.data; u16 off; skb = mt7615_mcu_msg_alloc(NULL, size + sizeof(req_hdr)); memcpy(skb_put(skb, sizeof(req_hdr)), &req_hdr, sizeof(req_hdr)); data = (struct req_data *)skb_put(skb, size); memset(data, 0, size); for (off = MT_EE_NIC_CONF_0; off < __MT_EE_MAX; off++) data[off - MT_EE_NIC_CONF_0].val = eep[off]; return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_EFUSE_BUFFER_MODE, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_init_mac(struct mt7615_dev *dev) { struct { u8 enable; u8 band; u8 rsv[2]; } __packed req = { .enable = 1, .band = 0, }; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_MAC_INIT_CTRL, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_set_rts_thresh(struct mt7615_dev *dev, u32 val) { struct { u8 prot_idx; u8 band; u8 rsv[2]; __le32 len_thresh; __le32 pkt_thresh; } __packed req = { .prot_idx = 1, .band = 0, .len_thresh = cpu_to_le32(val), .pkt_thresh = cpu_to_le32(0x2), }; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_PROTECT_CTRL, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_set_wmm(struct mt7615_dev *dev, u8 queue, const struct ieee80211_tx_queue_params *params) { #define WMM_AIFS_SET BIT(0) #define WMM_CW_MIN_SET BIT(1) #define WMM_CW_MAX_SET BIT(2) #define WMM_TXOP_SET BIT(3) struct req_data { u8 number; u8 rsv[3]; u8 queue; u8 valid; u8 aifs; u8 cw_min; __le16 cw_max; __le16 txop; } __packed req = { .number = 1, .queue = queue, .valid = WMM_AIFS_SET | WMM_TXOP_SET, .aifs = params->aifs, .txop = cpu_to_le16(params->txop), }; struct sk_buff *skb; if (params->cw_min) { req.valid |= WMM_CW_MIN_SET; req.cw_min = params->cw_min; } if (params->cw_max) { req.valid |= WMM_CW_MAX_SET; req.cw_max = cpu_to_le16(params->cw_max); } skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_EDCA_UPDATE, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int enter) { #define ENTER_PM_STATE 1 #define EXIT_PM_STATE 2 struct { u8 pm_number; u8 pm_state; u8 bssid[ETH_ALEN]; u8 dtim_period; u8 wlan_idx; __le16 bcn_interval; __le32 aid; __le32 rx_filter; u8 band_idx; u8 rsv[3]; __le32 feature; u8 omac_idx; u8 wmm_idx; u8 bcn_loss_cnt; u8 bcn_sp_duration; } __packed req = { .pm_number = 5, .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE, .band_idx = 0, }; struct sk_buff *skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_PM_STATE_CTRL, MCU_Q_SET, MCU_S2D_H2N, NULL); } static int __mt7615_mcu_set_dev_info(struct mt7615_dev *dev, struct dev_info *dev_info) { struct req_hdr { u8 omac_idx; u8 band_idx; __le16 tlv_num; u8 is_tlv_append; u8 rsv[3]; } __packed req_hdr = {0}; struct req_tlv { __le16 tag; __le16 len; u8 active; u8 band_idx; u8 omac_addr[ETH_ALEN]; } __packed; struct sk_buff *skb; u16 tlv_num = 0; skb = mt7615_mcu_msg_alloc(NULL, sizeof(req_hdr) + sizeof(struct req_tlv)); skb_reserve(skb, sizeof(req_hdr)); if (dev_info->feature & BIT(DEV_INFO_ACTIVE)) { struct req_tlv req_tlv = { .tag = cpu_to_le16(DEV_INFO_ACTIVE), .len = cpu_to_le16(sizeof(req_tlv)), .active = dev_info->enable, .band_idx = dev_info->band_idx, }; memcpy(req_tlv.omac_addr, dev_info->omac_addr, ETH_ALEN); memcpy(skb_put(skb, sizeof(req_tlv)), &req_tlv, sizeof(req_tlv)); tlv_num++; } req_hdr.omac_idx = dev_info->omac_idx; req_hdr.band_idx = dev_info->band_idx; req_hdr.tlv_num = cpu_to_le16(tlv_num); req_hdr.is_tlv_append = tlv_num ? 1 : 0; memcpy(skb_push(skb, sizeof(req_hdr)), &req_hdr, sizeof(req_hdr)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_DEV_INFO_UPDATE, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_set_dev_info(struct mt7615_dev *dev, struct ieee80211_vif *vif, int en) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct dev_info dev_info = {0}; dev_info.omac_idx = mvif->omac_idx; memcpy(dev_info.omac_addr, vif->addr, ETH_ALEN); dev_info.band_idx = mvif->band_idx; dev_info.enable = en; dev_info.feature = BIT(DEV_INFO_ACTIVE); return __mt7615_mcu_set_dev_info(dev, &dev_info); } static void bss_info_omac_handler (struct mt7615_dev *dev, struct bss_info *bss_info, struct sk_buff *skb) { struct bss_info_omac tlv = {0}; tlv.tag = cpu_to_le16(BSS_INFO_OMAC); tlv.len = cpu_to_le16(sizeof(tlv)); tlv.hw_bss_idx = (bss_info->omac_idx > EXT_BSSID_START) ? HW_BSSID_0 : bss_info->omac_idx; tlv.omac_idx = bss_info->omac_idx; tlv.band_idx = bss_info->band_idx; tlv.conn_type = cpu_to_le32(bss_info->conn_type); memcpy(skb_put(skb, sizeof(tlv)), &tlv, sizeof(tlv)); } static void bss_info_basic_handler (struct mt7615_dev *dev, struct bss_info *bss_info, struct sk_buff *skb) { struct bss_info_basic tlv = {0}; tlv.tag = cpu_to_le16(BSS_INFO_BASIC); tlv.len = cpu_to_le16(sizeof(tlv)); tlv.network_type = cpu_to_le32(bss_info->network_type); tlv.active = bss_info->enable; tlv.bcn_interval = cpu_to_le16(bss_info->bcn_interval); memcpy(tlv.bssid, bss_info->bssid, ETH_ALEN); tlv.wmm_idx = bss_info->wmm_idx; tlv.dtim_period = bss_info->dtim_period; tlv.bmc_tx_wlan_idx = bss_info->bmc_tx_wlan_idx; memcpy(skb_put(skb, sizeof(tlv)), &tlv, sizeof(tlv)); } static void bss_info_ext_bss_handler (struct mt7615_dev *dev, struct bss_info *bss_info, struct sk_buff *skb) { /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ #define BCN_TX_ESTIMATE_TIME (4096 + 20) struct bss_info_ext_bss tlv = {0}; int ext_bss_idx; ext_bss_idx = bss_info->omac_idx - EXT_BSSID_START; if (ext_bss_idx < 0) return; tlv.tag = cpu_to_le16(BSS_INFO_EXT_BSS); tlv.len = cpu_to_le16(sizeof(tlv)); tlv.mbss_tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; memcpy(skb_put(skb, sizeof(tlv)), &tlv, sizeof(tlv)); } static struct bss_info_tag_handler bss_info_tag_handler[] = { {BSS_INFO_OMAC, sizeof(struct bss_info_omac), bss_info_omac_handler}, {BSS_INFO_BASIC, sizeof(struct bss_info_basic), bss_info_basic_handler}, {BSS_INFO_RF_CH, sizeof(struct bss_info_rf_ch), NULL}, {BSS_INFO_PM, 0, NULL}, {BSS_INFO_UAPSD, 0, NULL}, {BSS_INFO_ROAM_DETECTION, 0, NULL}, {BSS_INFO_LQ_RM, 0, NULL}, {BSS_INFO_EXT_BSS, sizeof(struct bss_info_ext_bss), bss_info_ext_bss_handler}, {BSS_INFO_BMC_INFO, 0, NULL}, {BSS_INFO_SYNC_MODE, 0, NULL}, {BSS_INFO_RA, 0, NULL}, {BSS_INFO_MAX_NUM, 0, NULL}, }; static int __mt7615_mcu_set_bss_info(struct mt7615_dev *dev, struct bss_info *bss_info) { struct req_hdr { u8 bss_idx; u8 rsv0; __le16 tlv_num; u8 is_tlv_append; u8 rsv1[3]; } __packed req_hdr = {0}; struct sk_buff *skb; u16 tlv_num = 0; u32 size = 0; int i; for (i = 0; i < BSS_INFO_MAX_NUM; i++) if ((BIT(bss_info_tag_handler[i].tag) & bss_info->feature) && bss_info_tag_handler[i].handler) { tlv_num++; size += bss_info_tag_handler[i].len; } skb = mt7615_mcu_msg_alloc(NULL, sizeof(req_hdr) + size); req_hdr.bss_idx = bss_info->bss_idx; req_hdr.tlv_num = cpu_to_le16(tlv_num); req_hdr.is_tlv_append = tlv_num ? 1 : 0; memcpy(skb_put(skb, sizeof(req_hdr)), &req_hdr, sizeof(req_hdr)); for (i = 0; i < BSS_INFO_MAX_NUM; i++) if ((BIT(bss_info_tag_handler[i].tag) & bss_info->feature) && bss_info_tag_handler[i].handler) bss_info_tag_handler[i].handler(dev, bss_info, skb); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_BSS_INFO_UPDATE, MCU_Q_SET, MCU_S2D_H2N, NULL); } static void bss_info_convert_vif_type(enum nl80211_iftype type, u32 *network_type, u32 *conn_type) { switch (type) { case NL80211_IFTYPE_AP: if (network_type) *network_type = NETWORK_INFRA; if (conn_type) *conn_type = CONNECTION_INFRA_AP; break; case NL80211_IFTYPE_STATION: if (network_type) *network_type = NETWORK_INFRA; if (conn_type) *conn_type = CONNECTION_INFRA_STA; break; default: WARN_ON(1); break; }; } int mt7615_mcu_set_bss_info(struct mt7615_dev *dev, struct ieee80211_vif *vif, int en) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct bss_info bss_info = {0}; u8 bmc_tx_wlan_idx = 0; u32 network_type = 0, conn_type = 0; if (vif->type == NL80211_IFTYPE_AP) { bmc_tx_wlan_idx = mvif->sta.wcid.idx; } else if (vif->type == NL80211_IFTYPE_STATION) { /* find the unicast entry for sta mode bmc tx */ struct ieee80211_sta *ap_sta; struct mt7615_sta *msta; rcu_read_lock(); ap_sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); if (!ap_sta) { rcu_read_unlock(); return -EINVAL; } msta = (struct mt7615_sta *)ap_sta->drv_priv; bmc_tx_wlan_idx = msta->wcid.idx; rcu_read_unlock(); } else { WARN_ON(1); } bss_info_convert_vif_type(vif->type, &network_type, &conn_type); bss_info.bss_idx = mvif->idx; memcpy(bss_info.bssid, vif->bss_conf.bssid, ETH_ALEN); bss_info.omac_idx = mvif->omac_idx; bss_info.band_idx = mvif->band_idx; bss_info.bmc_tx_wlan_idx = bmc_tx_wlan_idx; bss_info.wmm_idx = mvif->wmm_idx; bss_info.network_type = network_type; bss_info.conn_type = conn_type; bss_info.bcn_interval = vif->bss_conf.beacon_int; bss_info.dtim_period = vif->bss_conf.dtim_period; bss_info.enable = en; bss_info.feature = BIT(BSS_INFO_BASIC); if (en) { bss_info.feature |= BIT(BSS_INFO_OMAC); if (mvif->omac_idx > EXT_BSSID_START) bss_info.feature |= BIT(BSS_INFO_EXT_BSS); } return __mt7615_mcu_set_bss_info(dev, &bss_info); } static int __mt7615_mcu_set_wtbl(struct mt7615_dev *dev, int wlan_idx, int operation, void *buf, int buf_len) { struct req_hdr { u8 wlan_idx; u8 operation; __le16 tlv_num; u8 rsv[4]; } __packed req_hdr = {0}; struct tlv { __le16 tag; __le16 len; u8 buf[0]; } __packed; struct sk_buff *skb; u16 tlv_num = 0; int offset = 0; while (offset < buf_len) { struct tlv *tlv = (struct tlv *)((u8 *)buf + offset); tlv_num++; offset += tlv->len; } skb = mt7615_mcu_msg_alloc(NULL, sizeof(req_hdr) + buf_len); req_hdr.wlan_idx = wlan_idx; req_hdr.operation = operation; req_hdr.tlv_num = cpu_to_le16(tlv_num); memcpy(skb_put(skb, sizeof(req_hdr)), &req_hdr, sizeof(req_hdr)); if (buf && buf_len) memcpy(skb_put(skb, buf_len), buf, buf_len); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_WTBL_UPDATE, MCU_Q_SET, MCU_S2D_H2N, NULL); } static enum mt7615_cipher_type mt7615_get_key_info(struct ieee80211_key_conf *key, u8 *key_data) { if (!key || key->keylen > 32) return MT_CIPHER_NONE; memcpy(key_data, key->key, key->keylen); switch (key->cipher) { case WLAN_CIPHER_SUITE_WEP40: return MT_CIPHER_WEP40; case WLAN_CIPHER_SUITE_WEP104: return MT_CIPHER_WEP104; case WLAN_CIPHER_SUITE_TKIP: /* Rx/Tx MIC keys are swapped */ memcpy(key_data + 16, key->key + 24, 8); memcpy(key_data + 24, key->key + 16, 8); return MT_CIPHER_TKIP; case WLAN_CIPHER_SUITE_CCMP: return MT_CIPHER_AES_CCMP; case WLAN_CIPHER_SUITE_CCMP_256: return MT_CIPHER_CCMP_256; case WLAN_CIPHER_SUITE_GCMP: return MT_CIPHER_GCMP; case WLAN_CIPHER_SUITE_GCMP_256: return MT_CIPHER_GCMP_256; case WLAN_CIPHER_SUITE_SMS4: return MT_CIPHER_WAPI; default: return MT_CIPHER_NONE; } } int mt7615_mcu_set_wtbl_key(struct mt7615_dev *dev, int wcid, struct ieee80211_key_conf *key, enum set_key_cmd cmd) { struct wtbl_sec_key wtbl_sec_key = {0}; int buf_len = sizeof(struct wtbl_sec_key); u8 cipher; wtbl_sec_key.tag = cpu_to_le16(WTBL_SEC_KEY); wtbl_sec_key.len = cpu_to_le16(buf_len); wtbl_sec_key.add = cmd; if (cmd == SET_KEY) { cipher = mt7615_get_key_info(key, wtbl_sec_key.key_material); if (cipher == MT_CIPHER_NONE && key) return -EOPNOTSUPP; wtbl_sec_key.cipher_id = cipher; wtbl_sec_key.key_id = key->keyidx; wtbl_sec_key.key_len = key->keylen; } else { wtbl_sec_key.key_len = sizeof(wtbl_sec_key.key_material); } return __mt7615_mcu_set_wtbl(dev, wcid, WTBL_SET, &wtbl_sec_key, buf_len); } int mt7615_mcu_add_wtbl_bmc(struct mt7615_dev *dev, struct ieee80211_vif *vif) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct wtbl_generic *wtbl_generic; struct wtbl_rx *wtbl_rx; int buf_len, ret; u8 *buf; buf = kzalloc(MT7615_WTBL_UPDATE_MAX_SIZE, GFP_KERNEL); if (!buf) return -ENOMEM; wtbl_generic = (struct wtbl_generic *)buf; buf_len = sizeof(*wtbl_generic); wtbl_generic->tag = cpu_to_le16(WTBL_GENERIC); wtbl_generic->len = cpu_to_le16(buf_len); eth_broadcast_addr(wtbl_generic->peer_addr); wtbl_generic->muar_idx = 0xe; wtbl_rx = (struct wtbl_rx *)(buf + buf_len); buf_len += sizeof(*wtbl_rx); wtbl_rx->tag = cpu_to_le16(WTBL_RX); wtbl_rx->len = cpu_to_le16(sizeof(*wtbl_rx)); wtbl_rx->rca1 = 1; wtbl_rx->rca2 = 1; wtbl_rx->rv = 1; ret = __mt7615_mcu_set_wtbl(dev, mvif->sta.wcid.idx, WTBL_RESET_AND_SET, buf, buf_len); kfree(buf); return ret; } int mt7615_mcu_del_wtbl_bmc(struct mt7615_dev *dev, struct ieee80211_vif *vif) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; return __mt7615_mcu_set_wtbl(dev, mvif->sta.wcid.idx, WTBL_RESET_AND_SET, NULL, 0); } int mt7615_mcu_add_wtbl(struct mt7615_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; struct wtbl_generic *wtbl_generic; struct wtbl_rx *wtbl_rx; int buf_len, ret; u8 *buf; buf = kzalloc(MT7615_WTBL_UPDATE_MAX_SIZE, GFP_KERNEL); if (!buf) return -ENOMEM; wtbl_generic = (struct wtbl_generic *)buf; buf_len = sizeof(*wtbl_generic); wtbl_generic->tag = cpu_to_le16(WTBL_GENERIC); wtbl_generic->len = cpu_to_le16(buf_len); memcpy(wtbl_generic->peer_addr, sta->addr, ETH_ALEN); wtbl_generic->muar_idx = mvif->omac_idx; wtbl_generic->qos = sta->wme; wtbl_generic->partial_aid = cpu_to_le16(sta->aid); wtbl_rx = (struct wtbl_rx *)(buf + buf_len); buf_len += sizeof(*wtbl_rx); wtbl_rx->tag = cpu_to_le16(WTBL_RX); wtbl_rx->len = cpu_to_le16(sizeof(*wtbl_rx)); wtbl_rx->rca1 = (vif->type == NL80211_IFTYPE_AP) ? 0 : 1; wtbl_rx->rca2 = 1; wtbl_rx->rv = 1; ret = __mt7615_mcu_set_wtbl(dev, msta->wcid.idx, WTBL_RESET_AND_SET, buf, buf_len); kfree(buf); return ret; } int mt7615_mcu_del_wtbl(struct mt7615_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; return __mt7615_mcu_set_wtbl(dev, msta->wcid.idx, WTBL_RESET_AND_SET, NULL, 0); } int mt7615_mcu_del_wtbl_all(struct mt7615_dev *dev) { return __mt7615_mcu_set_wtbl(dev, 0, WTBL_RESET_ALL, NULL, 0); } static int __mt7615_mcu_set_sta_rec(struct mt7615_dev *dev, int bss_idx, int wlan_idx, int muar_idx, void *buf, int buf_len) { struct req_hdr { u8 bss_idx; u8 wlan_idx; __le16 tlv_num; u8 is_tlv_append; u8 muar_idx; u8 rsv[2]; } __packed req_hdr = {0}; struct tlv { __le16 tag; __le16 len; u8 buf[0]; } __packed; struct sk_buff *skb; u16 tlv_num = 0; int offset = 0; while (offset < buf_len) { struct tlv *tlv = (struct tlv *)((u8 *)buf + offset); tlv_num++; offset += tlv->len; } skb = mt7615_mcu_msg_alloc(NULL, sizeof(req_hdr) + buf_len); req_hdr.bss_idx = bss_idx; req_hdr.wlan_idx = wlan_idx; req_hdr.tlv_num = cpu_to_le16(tlv_num); req_hdr.is_tlv_append = tlv_num ? 1 : 0; req_hdr.muar_idx = muar_idx; memcpy(skb_put(skb, sizeof(req_hdr)), &req_hdr, sizeof(req_hdr)); if (buf && buf_len) memcpy(skb_put(skb, buf_len), buf, buf_len); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_STA_REC_UPDATE, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_set_sta_rec_bmc(struct mt7615_dev *dev, struct ieee80211_vif *vif, bool en) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct sta_rec_basic sta_rec_basic = {0}; int buf_len = sizeof(struct sta_rec_basic); sta_rec_basic.tag = cpu_to_le16(STA_REC_BASIC); sta_rec_basic.len = cpu_to_le16(buf_len); sta_rec_basic.conn_type = cpu_to_le32(CONNECTION_INFRA_BC); eth_broadcast_addr(sta_rec_basic.peer_addr); if (en) { sta_rec_basic.conn_state = CONN_STATE_PORT_SECURE; sta_rec_basic.extra_info = cpu_to_le16(EXTRA_INFO_VER | EXTRA_INFO_NEW); } else { sta_rec_basic.conn_state = CONN_STATE_DISCONNECT; sta_rec_basic.extra_info = cpu_to_le16(EXTRA_INFO_VER); } return __mt7615_mcu_set_sta_rec(dev, mvif->idx, mvif->sta.wcid.idx, mvif->omac_idx, &sta_rec_basic, buf_len); } static void sta_rec_convert_vif_type(enum nl80211_iftype type, u32 *conn_type) { switch (type) { case NL80211_IFTYPE_AP: if (conn_type) *conn_type = CONNECTION_INFRA_STA; break; case NL80211_IFTYPE_STATION: if (conn_type) *conn_type = CONNECTION_INFRA_AP; break; default: WARN_ON(1); break; }; } int mt7615_mcu_set_sta_rec(struct mt7615_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, bool en) { struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; struct sta_rec_basic sta_rec_basic = {0}; int buf_len = sizeof(struct sta_rec_basic); u32 conn_type = 0; sta_rec_convert_vif_type(vif->type, &conn_type); sta_rec_basic.tag = cpu_to_le16(STA_REC_BASIC); sta_rec_basic.len = cpu_to_le16(buf_len); sta_rec_basic.conn_type = cpu_to_le32(conn_type); sta_rec_basic.qos = sta->wme; sta_rec_basic.aid = cpu_to_le16(sta->aid); memcpy(sta_rec_basic.peer_addr, sta->addr, ETH_ALEN); if (en) { sta_rec_basic.conn_state = CONN_STATE_PORT_SECURE; sta_rec_basic.extra_info = cpu_to_le16(EXTRA_INFO_VER | EXTRA_INFO_NEW); } else { sta_rec_basic.conn_state = CONN_STATE_DISCONNECT; sta_rec_basic.extra_info = cpu_to_le16(EXTRA_INFO_VER); } return __mt7615_mcu_set_sta_rec(dev, mvif->idx, msta->wcid.idx, mvif->omac_idx, &sta_rec_basic, buf_len); } int mt7615_mcu_set_bcn(struct mt7615_dev *dev, struct ieee80211_vif *vif, int en) { struct req { u8 omac_idx; u8 enable; u8 wlan_idx; u8 band_idx; u8 pkt_type; u8 need_pre_tbtt_int; __le16 csa_ie_pos; __le16 pkt_len; __le16 tim_ie_pos; u8 pkt[512]; u8 csa_cnt; /* bss color change */ u8 bcc_cnt; __le16 bcc_ie_pos; } __packed req = {0}; struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct mt76_wcid *wcid = &dev->mt76.global_wcid; struct sk_buff *skb; u16 tim_off, tim_len; skb = ieee80211_beacon_get_tim(mt76_hw(dev), vif, &tim_off, &tim_len); if (!skb) return -EINVAL; if (skb->len > 512 - MT_TXD_SIZE) { dev_err(dev->mt76.dev, "Bcn size limit exceed\n"); dev_kfree_skb(skb); return -EINVAL; } mt7615_mac_write_txwi(dev, (__le32 *)(req.pkt), skb, wcid, NULL, 0, NULL); memcpy(req.pkt + MT_TXD_SIZE, skb->data, skb->len); dev_kfree_skb(skb); req.omac_idx = mvif->omac_idx; req.enable = en; req.wlan_idx = wcid->idx; req.band_idx = mvif->band_idx; /* pky_type: 0 for bcn, 1 for tim */ req.pkt_type = 0; req.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); req.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + tim_off); skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_BCN_OFFLOAD, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_set_channel(struct mt7615_dev *dev) { struct cfg80211_chan_def *chdef = &dev->mt76.chandef; struct { u8 control_chan; u8 center_chan; u8 bw; u8 tx_streams; u8 rx_streams_mask; u8 switch_reason; u8 band_idx; /* for 80+80 only */ u8 center_chan2; __le16 cac_case; u8 channel_band; u8 rsv0; __le32 outband_freq; u8 txpower_drop; u8 rsv1[3]; u8 txpower_sku[53]; u8 rsv2[3]; } req = {0}; struct sk_buff *skb; int ret; req.control_chan = chdef->chan->hw_value; req.center_chan = ieee80211_frequency_to_channel(chdef->center_freq1); req.tx_streams = (dev->mt76.chainmask >> 8) & 0xf; req.rx_streams_mask = dev->mt76.antenna_mask; req.switch_reason = CH_SWITCH_NORMAL; req.band_idx = 0; req.center_chan2 = ieee80211_frequency_to_channel(chdef->center_freq2); req.txpower_drop = 0; switch (dev->mt76.chandef.width) { case NL80211_CHAN_WIDTH_40: req.bw = CMD_CBW_40MHZ; break; case NL80211_CHAN_WIDTH_80: req.bw = CMD_CBW_80MHZ; break; case NL80211_CHAN_WIDTH_80P80: req.bw = CMD_CBW_8080MHZ; break; case NL80211_CHAN_WIDTH_160: req.bw = CMD_CBW_160MHZ; break; case NL80211_CHAN_WIDTH_5: req.bw = CMD_CBW_5MHZ; break; case NL80211_CHAN_WIDTH_10: req.bw = CMD_CBW_10MHZ; break; case NL80211_CHAN_WIDTH_20_NOHT: case NL80211_CHAN_WIDTH_20: default: req.bw = CMD_CBW_20MHZ; } memset(req.txpower_sku, 0x3f, 49); skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); ret = mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_CHANNEL_SWITCH, MCU_Q_SET, MCU_S2D_H2N, NULL); if (ret) return ret; skb = mt7615_mcu_msg_alloc(&req, sizeof(req)); return mt7615_mcu_msg_send(dev, skb, MCU_EXT_CMD_SET_RX_PATH, MCU_Q_SET, MCU_S2D_H2N, NULL); } int mt7615_mcu_set_ht_cap(struct mt7615_dev *dev, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; struct wtbl_ht *wtbl_ht; struct wtbl_raw *wtbl_raw; struct sta_rec_ht *sta_rec_ht; int buf_len, ret; u32 msk, val = 0; u8 *buf; buf = kzalloc(MT7615_WTBL_UPDATE_MAX_SIZE, GFP_KERNEL); if (!buf) return -ENOMEM; /* ht basic */ buf_len = sizeof(*wtbl_ht); wtbl_ht = (struct wtbl_ht *)buf; wtbl_ht->tag = cpu_to_le16(WTBL_HT); wtbl_ht->len = cpu_to_le16(sizeof(*wtbl_ht)); wtbl_ht->ht = 1; wtbl_ht->ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING; wtbl_ht->af = sta->ht_cap.ampdu_factor; wtbl_ht->mm = sta->ht_cap.ampdu_density; if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) val |= MT_WTBL_W5_SHORT_GI_20; if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) val |= MT_WTBL_W5_SHORT_GI_40; /* vht basic */ if (sta->vht_cap.vht_supported) { struct wtbl_vht *wtbl_vht; wtbl_vht = (struct wtbl_vht *)(buf + buf_len); buf_len += sizeof(*wtbl_vht); wtbl_vht->tag = cpu_to_le16(WTBL_VHT); wtbl_vht->len = cpu_to_le16(sizeof(*wtbl_vht)); wtbl_vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC; wtbl_vht->vht = 1; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) val |= MT_WTBL_W5_SHORT_GI_80; if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) val |= MT_WTBL_W5_SHORT_GI_160; } /* smps */ if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) { struct wtbl_smps *wtbl_smps; wtbl_smps = (struct wtbl_smps *)(buf + buf_len); buf_len += sizeof(*wtbl_smps); wtbl_smps->tag = cpu_to_le16(WTBL_SMPS); wtbl_smps->len = cpu_to_le16(sizeof(*wtbl_smps)); wtbl_smps->smps = 1; } /* sgi */ msk = MT_WTBL_W5_SHORT_GI_20 | MT_WTBL_W5_SHORT_GI_40 | MT_WTBL_W5_SHORT_GI_80 | MT_WTBL_W5_SHORT_GI_160; wtbl_raw = (struct wtbl_raw *)(buf + buf_len); buf_len += sizeof(*wtbl_raw); wtbl_raw->tag = cpu_to_le16(WTBL_RAW_DATA); wtbl_raw->len = cpu_to_le16(sizeof(*wtbl_raw)); wtbl_raw->wtbl_idx = 1; wtbl_raw->dw = 5; wtbl_raw->msk = cpu_to_le32(~msk); wtbl_raw->val = cpu_to_le32(val); ret = __mt7615_mcu_set_wtbl(dev, msta->wcid.idx, WTBL_SET, buf, buf_len); if (ret) { kfree(buf); return ret; } memset(buf, 0, MT7615_WTBL_UPDATE_MAX_SIZE); buf_len = sizeof(*sta_rec_ht); sta_rec_ht = (struct sta_rec_ht *)buf; sta_rec_ht->tag = cpu_to_le16(STA_REC_HT); sta_rec_ht->len = cpu_to_le16(sizeof(*sta_rec_ht)); sta_rec_ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); if (sta->vht_cap.vht_supported) { struct sta_rec_vht *sta_rec_vht; sta_rec_vht = (struct sta_rec_vht *)(buf + buf_len); buf_len += sizeof(*sta_rec_vht); sta_rec_vht->tag = cpu_to_le16(STA_REC_VHT); sta_rec_vht->len = cpu_to_le16(sizeof(*sta_rec_vht)); sta_rec_vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); sta_rec_vht->vht_rx_mcs_map = cpu_to_le16(sta->vht_cap.vht_mcs.rx_mcs_map); sta_rec_vht->vht_tx_mcs_map = cpu_to_le16(sta->vht_cap.vht_mcs.tx_mcs_map); } ret = __mt7615_mcu_set_sta_rec(dev, mvif->idx, msta->wcid.idx, mvif->omac_idx, buf, buf_len); kfree(buf); return ret; } int mt7615_mcu_set_tx_ba(struct mt7615_dev *dev, struct ieee80211_ampdu_params *params, bool add) { struct ieee80211_sta *sta = params->sta; struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; struct mt7615_vif *mvif = msta->vif; u8 ba_range[8] = {4, 8, 12, 24, 36, 48, 54, 64}; u16 tid = params->tid; u16 ba_size = params->buf_size; u16 ssn = params->ssn; struct wtbl_ba wtbl_ba = {0}; struct sta_rec_ba sta_rec_ba = {0}; int ret, buf_len; buf_len = sizeof(struct wtbl_ba); wtbl_ba.tag = cpu_to_le16(WTBL_BA); wtbl_ba.len = cpu_to_le16(buf_len); wtbl_ba.tid = tid; wtbl_ba.ba_type = MT_BA_TYPE_ORIGINATOR; if (add) { u8 idx; for (idx = 7; idx > 0; idx--) { if (ba_size >= ba_range[idx]) break; } wtbl_ba.sn = cpu_to_le16(ssn); wtbl_ba.ba_en = 1; wtbl_ba.ba_winsize_idx = idx; } ret = __mt7615_mcu_set_wtbl(dev, msta->wcid.idx, WTBL_SET, &wtbl_ba, buf_len); if (ret) return ret; buf_len = sizeof(struct sta_rec_ba); sta_rec_ba.tag = cpu_to_le16(STA_REC_BA); sta_rec_ba.len = cpu_to_le16(buf_len); sta_rec_ba.tid = tid; sta_rec_ba.ba_type = MT_BA_TYPE_ORIGINATOR; sta_rec_ba.amsdu = params->amsdu; sta_rec_ba.ba_en = add << tid; sta_rec_ba.ssn = cpu_to_le16(ssn); sta_rec_ba.winsize = cpu_to_le16(ba_size); return __mt7615_mcu_set_sta_rec(dev, mvif->idx, msta->wcid.idx, mvif->omac_idx, &sta_rec_ba, buf_len); } int mt7615_mcu_set_rx_ba(struct mt7615_dev *dev, struct ieee80211_ampdu_params *params, bool add) { struct ieee80211_sta *sta = params->sta; struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; struct mt7615_vif *mvif = msta->vif; u16 tid = params->tid; struct wtbl_ba wtbl_ba = {0}; struct sta_rec_ba sta_rec_ba = {0}; int ret, buf_len; buf_len = sizeof(struct sta_rec_ba); sta_rec_ba.tag = cpu_to_le16(STA_REC_BA); sta_rec_ba.len = cpu_to_le16(buf_len); sta_rec_ba.tid = tid; sta_rec_ba.ba_type = MT_BA_TYPE_RECIPIENT; sta_rec_ba.amsdu = params->amsdu; sta_rec_ba.ba_en = add << tid; sta_rec_ba.ssn = cpu_to_le16(params->ssn); sta_rec_ba.winsize = cpu_to_le16(params->buf_size); ret = __mt7615_mcu_set_sta_rec(dev, mvif->idx, msta->wcid.idx, mvif->omac_idx, &sta_rec_ba, buf_len); if (ret || !add) return ret; buf_len = sizeof(struct wtbl_ba); wtbl_ba.tag = cpu_to_le16(WTBL_BA); wtbl_ba.len = cpu_to_le16(buf_len); wtbl_ba.tid = tid; wtbl_ba.ba_type = MT_BA_TYPE_RECIPIENT; memcpy(wtbl_ba.peer_addr, sta->addr, ETH_ALEN); wtbl_ba.rst_ba_tid = tid; wtbl_ba.rst_ba_sel = RST_BA_MAC_TID_MATCH; wtbl_ba.rst_ba_sb = 1; return __mt7615_mcu_set_wtbl(dev, msta->wcid.idx, WTBL_SET, &wtbl_ba, buf_len); } void mt7615_mcu_set_rates(struct mt7615_dev *dev, struct mt7615_sta *sta, struct ieee80211_tx_rate *probe_rate, struct ieee80211_tx_rate *rates) { int wcid = sta->wcid.idx; u32 addr = MT_WTBL_BASE + wcid * MT_WTBL_ENTRY_SIZE; bool stbc = false; int n_rates = sta->n_rates; u8 bw, bw_prev, bw_idx = 0; u16 val[4]; u16 probe_val; u32 w5, w27; int i; if (!mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000)) return; for (i = n_rates; i < 4; i++) rates[i] = rates[n_rates - 1]; val[0] = mt7615_mac_tx_rate_val(dev, &rates[0], stbc, &bw); bw_prev = bw; if (probe_rate) { probe_val = mt7615_mac_tx_rate_val(dev, probe_rate, stbc, &bw); if (bw) bw_idx = 1; else bw_prev = 0; } else { probe_val = val[0]; } val[1] = mt7615_mac_tx_rate_val(dev, &rates[1], stbc, &bw); if (bw_prev) { bw_idx = 3; bw_prev = bw; } val[2] = mt7615_mac_tx_rate_val(dev, &rates[2], stbc, &bw); if (bw_prev) { bw_idx = 5; bw_prev = bw; } val[3] = mt7615_mac_tx_rate_val(dev, &rates[3], stbc, &bw); if (bw_prev) bw_idx = 7; w27 = mt76_rr(dev, addr + 27 * 4); w27 &= ~MT_WTBL_W27_CC_BW_SEL; w27 |= FIELD_PREP(MT_WTBL_W27_CC_BW_SEL, bw); w5 = mt76_rr(dev, addr + 5 * 4); w5 &= ~(MT_WTBL_W5_BW_CAP | MT_WTBL_W5_CHANGE_BW_RATE); w5 |= FIELD_PREP(MT_WTBL_W5_BW_CAP, bw) | FIELD_PREP(MT_WTBL_W5_CHANGE_BW_RATE, bw_idx ? bw_idx - 1 : 7); mt76_wr(dev, MT_WTBL_RIUCR0, w5); mt76_wr(dev, MT_WTBL_RIUCR1, FIELD_PREP(MT_WTBL_RIUCR1_RATE0, probe_val) | FIELD_PREP(MT_WTBL_RIUCR1_RATE1, val[0]) | FIELD_PREP(MT_WTBL_RIUCR1_RATE2_LO, val[0])); mt76_wr(dev, MT_WTBL_RIUCR2, FIELD_PREP(MT_WTBL_RIUCR2_RATE2_HI, val[0] >> 8) | FIELD_PREP(MT_WTBL_RIUCR2_RATE3, val[1]) | FIELD_PREP(MT_WTBL_RIUCR2_RATE4, val[1]) | FIELD_PREP(MT_WTBL_RIUCR2_RATE5_LO, val[2])); mt76_wr(dev, MT_WTBL_RIUCR3, FIELD_PREP(MT_WTBL_RIUCR3_RATE5_HI, val[2] >> 4) | FIELD_PREP(MT_WTBL_RIUCR3_RATE6, val[2]) | FIELD_PREP(MT_WTBL_RIUCR3_RATE7, val[3])); mt76_wr(dev, MT_WTBL_UPDATE, FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, wcid) | MT_WTBL_UPDATE_RATE_UPDATE | MT_WTBL_UPDATE_TX_COUNT_CLEAR); mt76_wr(dev, addr + 27 * 4, w27); if (!(sta->wcid.tx_info & MT_WCID_TX_INFO_SET)) mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, 0, 5000); sta->rate_count = 2 * MT7615_RATE_RETRY * n_rates; sta->wcid.tx_info |= MT_WCID_TX_INFO_SET; }
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