| // 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 *wait_seq) |
| { |
| struct mt7615_mcu_txd *mcu_txd; |
| u8 seq, q_idx, pkt_fmt; |
| enum mt76_txq_id qid; |
| u32 val; |
| __le32 *txd; |
| |
| 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->set_query = MCU_Q_NA; |
| mcu_txd->cid = -cmd; |
| } else { |
| mcu_txd->cid = MCU_CMD_EXT_CID; |
| mcu_txd->set_query = MCU_Q_SET; |
| mcu_txd->ext_cid = cmd; |
| mcu_txd->ext_cid_ack = 1; |
| } |
| mcu_txd->s2d_index = MCU_S2D_H2N; |
| |
| 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 mt76_dev *mdev, int cmd, const void *data, |
| int len, bool wait_resp) |
| { |
| struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); |
| unsigned long expires = jiffies + 10 * HZ; |
| struct mt7615_mcu_rxd *rxd; |
| struct sk_buff *skb; |
| int ret, seq; |
| |
| skb = mt7615_mcu_msg_alloc(data, len); |
| if (!skb) |
| return -ENOMEM; |
| |
| mutex_lock(&mdev->mmio.mcu.mutex); |
| |
| ret = __mt7615_mcu_msg_send(dev, skb, cmd, &seq); |
| if (ret) |
| goto out; |
| |
| while (wait_resp) { |
| skb = mt76_mcu_get_response(mdev, expires); |
| if (!skb) { |
| dev_err(mdev->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 (cmd == -MCU_CMD_PATCH_SEM_CONTROL) { |
| skb_pull(skb, sizeof(*rxd) - 4); |
| ret = *skb->data; |
| } |
| dev_kfree_skb(skb); |
| break; |
| } |
| |
| out: |
| mutex_unlock(&mdev->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), |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_TARGET_ADDRESS_LEN_REQ, |
| &req, sizeof(req), true); |
| } |
| |
| static int mt7615_mcu_send_firmware(struct mt7615_dev *dev, const void *data, |
| int len) |
| { |
| int ret = 0, cur_len; |
| |
| while (len > 0) { |
| cur_len = min_t(int, 4096 - sizeof(struct mt7615_mcu_txd), |
| len); |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_SCATTER, |
| data, cur_len, false); |
| 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), |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, |
| &req, sizeof(req), true); |
| } |
| |
| static int mt7615_mcu_restart(struct mt76_dev *dev) |
| { |
| return __mt76_mcu_send_msg(dev, -MCU_CMD_RESTART_DL_REQ, NULL, |
| 0, true); |
| } |
| |
| static int mt7615_mcu_patch_sem_ctrl(struct mt7615_dev *dev, bool get) |
| { |
| struct { |
| __le32 op; |
| } req = { |
| .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE), |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, |
| &req, sizeof(req), true); |
| } |
| |
| static int mt7615_mcu_start_patch(struct mt7615_dev *dev) |
| { |
| struct { |
| u8 check_crc; |
| u8 reserved[3]; |
| } req = { |
| .check_crc = 0, |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, |
| &req, sizeof(req), true); |
| } |
| |
| 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) |
| { |
| static const struct mt76_mcu_ops mt7615_mcu_ops = { |
| .mcu_send_msg = mt7615_mcu_msg_send, |
| .mcu_restart = mt7615_mcu_restart, |
| }; |
| int ret; |
| |
| dev->mt76.mcu_ops = &mt7615_mcu_ops, |
| |
| 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) |
| { |
| __mt76_mcu_restart(&dev->mt76); |
| 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 { |
| u8 buffer_mode; |
| u8 pad; |
| u16 len; |
| } __packed req_hdr = { |
| .buffer_mode = 1, |
| .len = __MT_EE_MAX - MT_EE_NIC_CONF_0, |
| }; |
| int ret, len = sizeof(req_hdr) + __MT_EE_MAX - MT_EE_NIC_CONF_0; |
| u8 *req, *eep = (u8 *)dev->mt76.eeprom.data; |
| |
| req = kzalloc(len, GFP_KERNEL); |
| if (!req) |
| return -ENOMEM; |
| |
| memcpy(req, &req_hdr, sizeof(req_hdr)); |
| memcpy(req + sizeof(req_hdr), eep + MT_EE_NIC_CONF_0, |
| __MT_EE_MAX - MT_EE_NIC_CONF_0); |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE, |
| req, len, true); |
| kfree(req); |
| |
| return ret; |
| } |
| |
| int mt7615_mcu_init_mac(struct mt7615_dev *dev) |
| { |
| struct { |
| u8 enable; |
| u8 band; |
| u8 rsv[2]; |
| } __packed req = { |
| .enable = 1, |
| .band = 0, |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL, |
| &req, sizeof(req), true); |
| } |
| |
| 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), |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, |
| &req, sizeof(req), true); |
| } |
| |
| 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), |
| }; |
| |
| 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); |
| } |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| 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, |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, |
| &req, sizeof(req), true); |
| } |
| |
| int mt7615_mcu_set_dev_info(struct mt7615_dev *dev, |
| struct ieee80211_vif *vif, bool enable) |
| { |
| struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; |
| struct { |
| struct req_hdr { |
| u8 omac_idx; |
| u8 band_idx; |
| __le16 tlv_num; |
| u8 is_tlv_append; |
| u8 rsv[3]; |
| } __packed hdr; |
| struct req_tlv { |
| __le16 tag; |
| __le16 len; |
| u8 active; |
| u8 band_idx; |
| u8 omac_addr[ETH_ALEN]; |
| } __packed tlv; |
| } data = { |
| .hdr = { |
| .omac_idx = mvif->omac_idx, |
| .band_idx = mvif->band_idx, |
| .tlv_num = cpu_to_le16(1), |
| .is_tlv_append = 1, |
| }, |
| .tlv = { |
| .tag = cpu_to_le16(DEV_INFO_ACTIVE), |
| .len = cpu_to_le16(sizeof(struct req_tlv)), |
| .active = enable, |
| .band_idx = mvif->band_idx, |
| }, |
| }; |
| |
| memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN); |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE, |
| &data, sizeof(data), true); |
| } |
| |
| static void |
| mt7615_mcu_bss_info_omac_header(struct mt7615_vif *mvif, u8 *data, |
| u32 conn_type) |
| { |
| struct bss_info_omac *hdr = (struct bss_info_omac *)data; |
| u8 idx; |
| |
| idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; |
| hdr->tag = cpu_to_le16(BSS_INFO_OMAC); |
| hdr->len = cpu_to_le16(sizeof(struct bss_info_omac)); |
| hdr->hw_bss_idx = idx; |
| hdr->omac_idx = mvif->omac_idx; |
| hdr->band_idx = mvif->band_idx; |
| hdr->conn_type = cpu_to_le32(conn_type); |
| } |
| |
| static void |
| mt7615_mcu_bss_info_basic_header(struct ieee80211_vif *vif, u8 *data, |
| u32 net_type, u8 tx_wlan_idx, |
| bool enable) |
| { |
| struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; |
| struct bss_info_basic *hdr = (struct bss_info_basic *)data; |
| |
| hdr->tag = cpu_to_le16(BSS_INFO_BASIC); |
| hdr->len = cpu_to_le16(sizeof(struct bss_info_basic)); |
| hdr->network_type = cpu_to_le32(net_type); |
| hdr->active = enable; |
| hdr->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); |
| memcpy(hdr->bssid, vif->bss_conf.bssid, ETH_ALEN); |
| hdr->wmm_idx = mvif->wmm_idx; |
| hdr->dtim_period = vif->bss_conf.dtim_period; |
| hdr->bmc_tx_wlan_idx = tx_wlan_idx; |
| } |
| |
| static void |
| mt7615_mcu_bss_info_ext_header(struct mt7615_vif *mvif, u8 *data) |
| { |
| /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */ |
| #define BCN_TX_ESTIMATE_TIME (4096 + 20) |
| struct bss_info_ext_bss *hdr = (struct bss_info_ext_bss *)data; |
| int ext_bss_idx; |
| |
| ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; |
| if (ext_bss_idx < 0) |
| return; |
| |
| hdr->tag = cpu_to_le16(BSS_INFO_EXT_BSS); |
| hdr->len = cpu_to_le16(sizeof(struct bss_info_ext_bss)); |
| hdr->mbss_tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; |
| } |
| |
| 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 req_hdr { |
| u8 bss_idx; |
| u8 rsv0; |
| __le16 tlv_num; |
| u8 is_tlv_append; |
| u8 rsv1[3]; |
| } __packed; |
| int len = sizeof(struct req_hdr) + sizeof(struct bss_info_basic); |
| int ret, i, features = BIT(BSS_INFO_BASIC), ntlv = 1; |
| u32 conn_type = 0, net_type = NETWORK_INFRA; |
| u8 *buf, *data, tx_wlan_idx = 0; |
| struct req_hdr *hdr; |
| |
| if (en) { |
| len += sizeof(struct bss_info_omac); |
| features |= BIT(BSS_INFO_OMAC); |
| if (mvif->omac_idx > EXT_BSSID_START) { |
| len += sizeof(struct bss_info_ext_bss); |
| features |= BIT(BSS_INFO_EXT_BSS); |
| ntlv++; |
| } |
| ntlv++; |
| } |
| |
| switch (vif->type) { |
| case NL80211_IFTYPE_AP: |
| tx_wlan_idx = mvif->sta.wcid.idx; |
| conn_type = CONNECTION_INFRA_AP; |
| break; |
| case NL80211_IFTYPE_STATION: { |
| struct ieee80211_sta *sta; |
| struct mt7615_sta *msta; |
| |
| rcu_read_lock(); |
| |
| sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); |
| if (!sta) { |
| rcu_read_unlock(); |
| return -EINVAL; |
| } |
| |
| msta = (struct mt7615_sta *)sta->drv_priv; |
| tx_wlan_idx = msta->wcid.idx; |
| conn_type = CONNECTION_INFRA_STA; |
| |
| rcu_read_unlock(); |
| break; |
| } |
| default: |
| WARN_ON(1); |
| break; |
| } |
| |
| buf = kzalloc(len, GFP_KERNEL); |
| if (!buf) |
| return -ENOMEM; |
| |
| hdr = (struct req_hdr *)buf; |
| hdr->bss_idx = mvif->idx; |
| hdr->tlv_num = cpu_to_le16(ntlv); |
| hdr->is_tlv_append = 1; |
| |
| data = buf + sizeof(*hdr); |
| for (i = 0; i < BSS_INFO_MAX_NUM; i++) { |
| int tag = ffs(features & BIT(i)) - 1; |
| |
| switch (tag) { |
| case BSS_INFO_OMAC: |
| mt7615_mcu_bss_info_omac_header(mvif, data, |
| conn_type); |
| data += sizeof(struct bss_info_omac); |
| break; |
| case BSS_INFO_BASIC: |
| mt7615_mcu_bss_info_basic_header(vif, data, net_type, |
| tx_wlan_idx, en); |
| data += sizeof(struct bss_info_basic); |
| break; |
| case BSS_INFO_EXT_BSS: |
| mt7615_mcu_bss_info_ext_header(mvif, data); |
| data += sizeof(struct bss_info_ext_bss); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_BSS_INFO_UPDATE, |
| buf, len, true); |
| kfree(buf); |
| |
| return ret; |
| } |
| |
| 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 { |
| struct wtbl_req_hdr hdr; |
| struct wtbl_sec_key key; |
| } req = { |
| .hdr = { |
| .wlan_idx = wcid, |
| .operation = WTBL_SET, |
| .tlv_num = cpu_to_le16(1), |
| }, |
| .key = { |
| .tag = cpu_to_le16(WTBL_SEC_KEY), |
| .len = cpu_to_le16(sizeof(struct wtbl_sec_key)), |
| .add = cmd, |
| }, |
| }; |
| |
| if (cmd == SET_KEY) { |
| u8 cipher; |
| |
| cipher = mt7615_get_key_info(key, req.key.key_material); |
| if (cipher == MT_CIPHER_NONE && key) |
| return -EOPNOTSUPP; |
| |
| req.key.cipher_id = cipher; |
| req.key.key_id = key->keyidx; |
| req.key.key_len = key->keylen; |
| } else { |
| req.key.key_len = sizeof(req.key.key_material); |
| } |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| static int |
| mt7615_mcu_add_wtbl_bmc(struct mt7615_dev *dev, |
| struct mt7615_vif *mvif) |
| { |
| struct { |
| struct wtbl_req_hdr hdr; |
| struct wtbl_generic g_wtbl; |
| struct wtbl_rx rx_wtbl; |
| } req = { |
| .hdr = { |
| .wlan_idx = mvif->sta.wcid.idx, |
| .operation = WTBL_RESET_AND_SET, |
| .tlv_num = cpu_to_le16(2), |
| }, |
| .g_wtbl = { |
| .tag = cpu_to_le16(WTBL_GENERIC), |
| .len = cpu_to_le16(sizeof(struct wtbl_generic)), |
| .muar_idx = 0xe, |
| }, |
| .rx_wtbl = { |
| .tag = cpu_to_le16(WTBL_RX), |
| .len = cpu_to_le16(sizeof(struct wtbl_rx)), |
| .rca1 = 1, |
| .rca2 = 1, |
| .rv = 1, |
| }, |
| }; |
| eth_broadcast_addr(req.g_wtbl.peer_addr); |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| int mt7615_mcu_wtbl_bmc(struct mt7615_dev *dev, |
| struct ieee80211_vif *vif, bool enable) |
| { |
| struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; |
| |
| if (!enable) { |
| struct wtbl_req_hdr req = { |
| .wlan_idx = mvif->sta.wcid.idx, |
| .operation = WTBL_RESET_AND_SET, |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| return mt7615_mcu_add_wtbl_bmc(dev, mvif); |
| } |
| |
| 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 { |
| struct wtbl_req_hdr hdr; |
| struct wtbl_generic g_wtbl; |
| struct wtbl_rx rx_wtbl; |
| } req = { |
| .hdr = { |
| .wlan_idx = msta->wcid.idx, |
| .operation = WTBL_RESET_AND_SET, |
| .tlv_num = cpu_to_le16(2), |
| }, |
| .g_wtbl = { |
| .tag = cpu_to_le16(WTBL_GENERIC), |
| .len = cpu_to_le16(sizeof(struct wtbl_generic)), |
| .muar_idx = mvif->omac_idx, |
| .qos = sta->wme, |
| .partial_aid = cpu_to_le16(sta->aid), |
| }, |
| .rx_wtbl = { |
| .tag = cpu_to_le16(WTBL_RX), |
| .len = cpu_to_le16(sizeof(struct wtbl_rx)), |
| .rca1 = vif->type != NL80211_IFTYPE_AP, |
| .rca2 = 1, |
| .rv = 1, |
| }, |
| }; |
| memcpy(req.g_wtbl.peer_addr, sta->addr, ETH_ALEN); |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| int mt7615_mcu_del_wtbl(struct mt7615_dev *dev, |
| struct ieee80211_sta *sta) |
| { |
| struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; |
| struct wtbl_req_hdr req = { |
| .wlan_idx = msta->wcid.idx, |
| .operation = WTBL_RESET_AND_SET, |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| int mt7615_mcu_del_wtbl_all(struct mt7615_dev *dev) |
| { |
| struct wtbl_req_hdr req = { |
| .operation = WTBL_RESET_ALL, |
| }; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| 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 { |
| struct sta_req_hdr hdr; |
| struct sta_rec_basic basic; |
| } req = { |
| .hdr = { |
| .bss_idx = mvif->idx, |
| .wlan_idx = mvif->sta.wcid.idx, |
| .tlv_num = cpu_to_le16(1), |
| .is_tlv_append = 1, |
| .muar_idx = mvif->omac_idx, |
| }, |
| .basic = { |
| .tag = cpu_to_le16(STA_REC_BASIC), |
| .len = cpu_to_le16(sizeof(struct sta_rec_basic)), |
| .conn_type = cpu_to_le32(CONNECTION_INFRA_BC), |
| }, |
| }; |
| eth_broadcast_addr(req.basic.peer_addr); |
| |
| if (en) { |
| req.basic.conn_state = CONN_STATE_PORT_SECURE; |
| req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER | |
| EXTRA_INFO_NEW); |
| } else { |
| req.basic.conn_state = CONN_STATE_DISCONNECT; |
| req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER); |
| } |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| 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; |
| u32 conn_type = 0; |
| |
| struct { |
| struct sta_req_hdr hdr; |
| struct sta_rec_basic basic; |
| } req = { |
| .hdr = { |
| .bss_idx = mvif->idx, |
| .wlan_idx = msta->wcid.idx, |
| .tlv_num = cpu_to_le16(1), |
| .is_tlv_append = 1, |
| .muar_idx = mvif->omac_idx, |
| }, |
| .basic = { |
| .tag = cpu_to_le16(STA_REC_BASIC), |
| .len = cpu_to_le16(sizeof(struct sta_rec_basic)), |
| .qos = sta->wme, |
| .aid = cpu_to_le16(sta->aid), |
| }, |
| }; |
| memcpy(req.basic.peer_addr, sta->addr, ETH_ALEN); |
| |
| sta_rec_convert_vif_type(vif->type, &conn_type); |
| req.basic.conn_type = cpu_to_le32(conn_type); |
| |
| if (en) { |
| req.basic.conn_state = CONN_STATE_PORT_SECURE; |
| req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER | |
| EXTRA_INFO_NEW); |
| } else { |
| req.basic.conn_state = CONN_STATE_DISCONNECT; |
| req.basic.extra_info = cpu_to_le16(EXTRA_INFO_VER); |
| } |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE, |
| &req, sizeof(req), true); |
| } |
| |
| int mt7615_mcu_set_bcn(struct mt7615_dev *dev, struct ieee80211_vif *vif, |
| int en) |
| { |
| struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv; |
| struct mt76_wcid *wcid = &dev->mt76.global_wcid; |
| 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 = { |
| .omac_idx = mvif->omac_idx, |
| .enable = en, |
| .wlan_idx = wcid->idx, |
| .band_idx = mvif->band_idx, |
| /* pky_type: 0 for bcn, 1 for tim */ |
| .pkt_type = 0, |
| }; |
| u16 tim_off, tim_len; |
| struct sk_buff *skb; |
| |
| 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); |
| req.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); |
| req.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + tim_off); |
| |
| dev_kfree_skb(skb); |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_BCN_OFFLOAD, |
| &req, sizeof(req), true); |
| } |
| |
| 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}; |
| 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); |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_CHANNEL_SWITCH, |
| &req, sizeof(req), true); |
| if (ret) |
| return ret; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RX_PATH, |
| &req, sizeof(req), true); |
| } |
| |
| 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_req_hdr *wtbl_hdr; |
| struct sta_req_hdr *sta_hdr; |
| struct wtbl_raw *wtbl_raw; |
| struct sta_rec_ht *sta_ht; |
| struct wtbl_ht *wtbl_ht; |
| int buf_len, ret, ntlv = 2; |
| u32 msk, val = 0; |
| u8 *buf; |
| |
| buf = kzalloc(MT7615_WTBL_UPDATE_MAX_SIZE, GFP_KERNEL); |
| if (!buf) |
| return -ENOMEM; |
| |
| wtbl_hdr = (struct wtbl_req_hdr *)buf; |
| wtbl_hdr->wlan_idx = msta->wcid.idx; |
| wtbl_hdr->operation = WTBL_SET; |
| buf_len = sizeof(*wtbl_hdr); |
| |
| /* ht basic */ |
| wtbl_ht = (struct wtbl_ht *)(buf + buf_len); |
| 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; |
| buf_len += sizeof(*wtbl_ht); |
| |
| 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; |
| ntlv++; |
| |
| 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; |
| ntlv++; |
| } |
| |
| /* 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); |
| |
| wtbl_hdr->tlv_num = cpu_to_le16(ntlv); |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| buf, buf_len, true); |
| if (ret) |
| goto out; |
| |
| memset(buf, 0, MT7615_WTBL_UPDATE_MAX_SIZE); |
| |
| sta_hdr = (struct sta_req_hdr *)buf; |
| sta_hdr->bss_idx = mvif->idx; |
| sta_hdr->wlan_idx = msta->wcid.idx; |
| sta_hdr->is_tlv_append = 1; |
| ntlv = sta->vht_cap.vht_supported ? 2 : 1; |
| sta_hdr->tlv_num = cpu_to_le16(ntlv); |
| sta_hdr->muar_idx = mvif->omac_idx; |
| buf_len = sizeof(*sta_hdr); |
| |
| sta_ht = (struct sta_rec_ht *)(buf + buf_len); |
| sta_ht->tag = cpu_to_le16(STA_REC_HT); |
| sta_ht->len = cpu_to_le16(sizeof(*sta_ht)); |
| sta_ht->ht_cap = cpu_to_le16(sta->ht_cap.cap); |
| buf_len += sizeof(*sta_ht); |
| |
| if (sta->vht_cap.vht_supported) { |
| struct sta_rec_vht *sta_vht; |
| |
| sta_vht = (struct sta_rec_vht *)(buf + buf_len); |
| buf_len += sizeof(*sta_vht); |
| sta_vht->tag = cpu_to_le16(STA_REC_VHT); |
| sta_vht->len = cpu_to_le16(sizeof(*sta_vht)); |
| sta_vht->vht_cap = cpu_to_le32(sta->vht_cap.cap); |
| sta_vht->vht_rx_mcs_map = |
| cpu_to_le16(sta->vht_cap.vht_mcs.rx_mcs_map); |
| sta_vht->vht_tx_mcs_map = |
| cpu_to_le16(sta->vht_cap.vht_mcs.tx_mcs_map); |
| } |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE, |
| buf, buf_len, true); |
| out: |
| kfree(buf); |
| |
| return ret; |
| } |
| |
| int mt7615_mcu_set_tx_ba(struct mt7615_dev *dev, |
| struct ieee80211_ampdu_params *params, |
| bool add) |
| { |
| struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv; |
| struct mt7615_vif *mvif = msta->vif; |
| struct { |
| struct wtbl_req_hdr hdr; |
| struct wtbl_ba ba; |
| } wtbl_req = { |
| .hdr = { |
| .wlan_idx = msta->wcid.idx, |
| .operation = WTBL_SET, |
| .tlv_num = cpu_to_le16(1), |
| }, |
| .ba = { |
| .tag = cpu_to_le16(WTBL_BA), |
| .len = cpu_to_le16(sizeof(struct wtbl_ba)), |
| .tid = params->tid, |
| .ba_type = MT_BA_TYPE_ORIGINATOR, |
| .sn = add ? cpu_to_le16(params->ssn) : 0, |
| .ba_en = add, |
| }, |
| }; |
| struct { |
| struct sta_req_hdr hdr; |
| struct sta_rec_ba ba; |
| } sta_req = { |
| .hdr = { |
| .bss_idx = mvif->idx, |
| .wlan_idx = msta->wcid.idx, |
| .tlv_num = cpu_to_le16(1), |
| .is_tlv_append = 1, |
| .muar_idx = mvif->omac_idx, |
| }, |
| .ba = { |
| .tag = cpu_to_le16(STA_REC_BA), |
| .len = cpu_to_le16(sizeof(struct sta_rec_ba)), |
| .tid = params->tid, |
| .ba_type = MT_BA_TYPE_ORIGINATOR, |
| .amsdu = params->amsdu, |
| .ba_en = add << params->tid, |
| .ssn = cpu_to_le16(params->ssn), |
| .winsize = cpu_to_le16(params->buf_size), |
| }, |
| }; |
| int ret; |
| |
| if (add) { |
| u8 idx, ba_range[] = { 4, 8, 12, 24, 36, 48, 54, 64 }; |
| |
| for (idx = 7; idx > 0; idx--) { |
| if (params->buf_size >= ba_range[idx]) |
| break; |
| } |
| |
| wtbl_req.ba.ba_winsize_idx = idx; |
| } |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &wtbl_req, sizeof(wtbl_req), true); |
| if (ret) |
| return ret; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE, |
| &sta_req, sizeof(sta_req), true); |
| } |
| |
| int mt7615_mcu_set_rx_ba(struct mt7615_dev *dev, |
| struct ieee80211_ampdu_params *params, |
| bool add) |
| { |
| struct mt7615_sta *msta = (struct mt7615_sta *)params->sta->drv_priv; |
| struct mt7615_vif *mvif = msta->vif; |
| struct { |
| struct wtbl_req_hdr hdr; |
| struct wtbl_ba ba; |
| } wtbl_req = { |
| .hdr = { |
| .wlan_idx = msta->wcid.idx, |
| .operation = WTBL_SET, |
| .tlv_num = cpu_to_le16(1), |
| }, |
| .ba = { |
| .tag = cpu_to_le16(WTBL_BA), |
| .len = cpu_to_le16(sizeof(struct wtbl_ba)), |
| .tid = params->tid, |
| .ba_type = MT_BA_TYPE_RECIPIENT, |
| .rst_ba_tid = params->tid, |
| .rst_ba_sel = RST_BA_MAC_TID_MATCH, |
| .rst_ba_sb = 1, |
| }, |
| }; |
| struct { |
| struct sta_req_hdr hdr; |
| struct sta_rec_ba ba; |
| } sta_req = { |
| .hdr = { |
| .bss_idx = mvif->idx, |
| .wlan_idx = msta->wcid.idx, |
| .tlv_num = cpu_to_le16(1), |
| .is_tlv_append = 1, |
| .muar_idx = mvif->omac_idx, |
| }, |
| .ba = { |
| .tag = cpu_to_le16(STA_REC_BA), |
| .len = cpu_to_le16(sizeof(struct sta_rec_ba)), |
| .tid = params->tid, |
| .ba_type = MT_BA_TYPE_RECIPIENT, |
| .amsdu = params->amsdu, |
| .ba_en = add << params->tid, |
| .ssn = cpu_to_le16(params->ssn), |
| .winsize = cpu_to_le16(params->buf_size), |
| }, |
| }; |
| int ret; |
| |
| memcpy(wtbl_req.ba.peer_addr, params->sta->addr, ETH_ALEN); |
| |
| ret = __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_STA_REC_UPDATE, |
| &sta_req, sizeof(sta_req), true); |
| if (ret || !add) |
| return ret; |
| |
| return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_WTBL_UPDATE, |
| &wtbl_req, sizeof(wtbl_req), true); |
| } |
| |
| 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; |
| } |