Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Yan-Hsuan Chuang | 4838 | 100.00% | 1 | 100.00% |
Total | 4838 | 1 |
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* Copyright(c) 2018-2019 Realtek Corporation */ #include "main.h" #include "mac.h" #include "reg.h" #include "fw.h" #include "debug.h" void rtw_set_channel_mac(struct rtw_dev *rtwdev, u8 channel, u8 bw, u8 primary_ch_idx) { u8 txsc40 = 0, txsc20 = 0; u32 value32; u8 value8; txsc20 = primary_ch_idx; if (txsc20 == 1 || txsc20 == 3) txsc40 = 9; else txsc40 = 10; rtw_write8(rtwdev, REG_DATA_SC, BIT_TXSC_20M(txsc20) | BIT_TXSC_40M(txsc40)); value32 = rtw_read32(rtwdev, REG_WMAC_TRXPTCL_CTL); value32 &= ~BIT_RFMOD; switch (bw) { case RTW_CHANNEL_WIDTH_80: value32 |= BIT_RFMOD_80M; break; case RTW_CHANNEL_WIDTH_40: value32 |= BIT_RFMOD_40M; break; case RTW_CHANNEL_WIDTH_20: default: break; } rtw_write32(rtwdev, REG_WMAC_TRXPTCL_CTL, value32); value32 = rtw_read32(rtwdev, REG_AFE_CTRL1) & ~(BIT_MAC_CLK_SEL); value32 |= (MAC_CLK_HW_DEF_80M << BIT_SHIFT_MAC_CLK_SEL); rtw_write32(rtwdev, REG_AFE_CTRL1, value32); rtw_write8(rtwdev, REG_USTIME_TSF, MAC_CLK_SPEED); rtw_write8(rtwdev, REG_USTIME_EDCA, MAC_CLK_SPEED); value8 = rtw_read8(rtwdev, REG_CCK_CHECK); value8 = value8 & ~BIT_CHECK_CCK_EN; if (channel > 35) value8 |= BIT_CHECK_CCK_EN; rtw_write8(rtwdev, REG_CCK_CHECK, value8); } static int rtw_mac_pre_system_cfg(struct rtw_dev *rtwdev) { u32 value32; u8 value8; rtw_write8(rtwdev, REG_RSV_CTRL, 0); switch (rtw_hci_type(rtwdev)) { case RTW_HCI_TYPE_PCIE: rtw_write32_set(rtwdev, REG_HCI_OPT_CTRL, BIT_BT_DIG_CLK_EN); break; case RTW_HCI_TYPE_USB: break; default: return -EINVAL; } /* config PIN Mux */ value32 = rtw_read32(rtwdev, REG_PAD_CTRL1); value32 |= BIT_PAPE_WLBT_SEL | BIT_LNAON_WLBT_SEL; rtw_write32(rtwdev, REG_PAD_CTRL1, value32); value32 = rtw_read32(rtwdev, REG_LED_CFG); value32 &= ~(BIT_PAPE_SEL_EN | BIT_LNAON_SEL_EN); rtw_write32(rtwdev, REG_LED_CFG, value32); value32 = rtw_read32(rtwdev, REG_GPIO_MUXCFG); value32 |= BIT_WLRFE_4_5_EN; rtw_write32(rtwdev, REG_GPIO_MUXCFG, value32); /* disable BB/RF */ value8 = rtw_read8(rtwdev, REG_SYS_FUNC_EN); value8 &= ~(BIT_FEN_BB_RSTB | BIT_FEN_BB_GLB_RST); rtw_write8(rtwdev, REG_SYS_FUNC_EN, value8); value8 = rtw_read8(rtwdev, REG_RF_CTRL); value8 &= ~(BIT_RF_SDM_RSTB | BIT_RF_RSTB | BIT_RF_EN); rtw_write8(rtwdev, REG_RF_CTRL, value8); value32 = rtw_read32(rtwdev, REG_WLRF1); value32 &= ~BIT_WLRF1_BBRF_EN; rtw_write32(rtwdev, REG_WLRF1, value32); return 0; } static int rtw_pwr_cmd_polling(struct rtw_dev *rtwdev, struct rtw_pwr_seq_cmd *cmd) { u8 value; u8 flag = 0; u32 offset; u32 cnt = RTW_PWR_POLLING_CNT; if (cmd->base == RTW_PWR_ADDR_SDIO) offset = cmd->offset | SDIO_LOCAL_OFFSET; else offset = cmd->offset; do { cnt--; value = rtw_read8(rtwdev, offset); value &= cmd->mask; if (value == (cmd->value & cmd->mask)) return 0; if (cnt == 0) { if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_PCIE && flag == 0) { value = rtw_read8(rtwdev, REG_SYS_PW_CTRL); value |= BIT(3); rtw_write8(rtwdev, REG_SYS_PW_CTRL, value); value &= ~BIT(3); rtw_write8(rtwdev, REG_SYS_PW_CTRL, value); cnt = RTW_PWR_POLLING_CNT; flag = 1; } else { return -EBUSY; } } else { udelay(50); } } while (1); } static int rtw_sub_pwr_seq_parser(struct rtw_dev *rtwdev, u8 intf_mask, u8 cut_mask, struct rtw_pwr_seq_cmd *cmd) { struct rtw_pwr_seq_cmd *cur_cmd; u32 offset; u8 value; for (cur_cmd = cmd; cur_cmd->cmd != RTW_PWR_CMD_END; cur_cmd++) { if (!(cur_cmd->intf_mask & intf_mask) || !(cur_cmd->cut_mask & cut_mask)) continue; switch (cur_cmd->cmd) { case RTW_PWR_CMD_WRITE: offset = cur_cmd->offset; if (cur_cmd->base == RTW_PWR_ADDR_SDIO) offset |= SDIO_LOCAL_OFFSET; value = rtw_read8(rtwdev, offset); value &= ~cur_cmd->mask; value |= (cur_cmd->value & cur_cmd->mask); rtw_write8(rtwdev, offset, value); break; case RTW_PWR_CMD_POLLING: if (rtw_pwr_cmd_polling(rtwdev, cur_cmd)) return -EBUSY; break; case RTW_PWR_CMD_DELAY: if (cur_cmd->value == RTW_PWR_DELAY_US) udelay(cur_cmd->offset); else mdelay(cur_cmd->offset); break; case RTW_PWR_CMD_READ: break; default: return -EINVAL; } } return 0; } static int rtw_pwr_seq_parser(struct rtw_dev *rtwdev, struct rtw_pwr_seq_cmd **cmd_seq) { u8 cut_mask; u8 intf_mask; u8 cut; u32 idx = 0; struct rtw_pwr_seq_cmd *cmd; int ret; cut = rtwdev->hal.cut_version; cut_mask = cut_version_to_mask(cut); switch (rtw_hci_type(rtwdev)) { case RTW_HCI_TYPE_PCIE: intf_mask = BIT(2); break; case RTW_HCI_TYPE_USB: intf_mask = BIT(1); break; default: return -EINVAL; } do { cmd = cmd_seq[idx]; if (!cmd) break; ret = rtw_sub_pwr_seq_parser(rtwdev, intf_mask, cut_mask, cmd); if (ret) return -EBUSY; idx++; } while (1); return 0; } static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) { struct rtw_chip_info *chip = rtwdev->chip; struct rtw_pwr_seq_cmd **pwr_seq; u8 rpwm; bool cur_pwr; rpwm = rtw_read8(rtwdev, rtwdev->hci.rpwm_addr); /* Check FW still exist or not */ if (rtw_read16(rtwdev, REG_MCUFW_CTRL) == 0xC078) { rpwm = (rpwm ^ BIT_RPWM_TOGGLE) & BIT_RPWM_TOGGLE; rtw_write8(rtwdev, rtwdev->hci.rpwm_addr, rpwm); } if (rtw_read8(rtwdev, REG_CR) == 0xea) cur_pwr = false; else if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB && (rtw_read8(rtwdev, REG_SYS_STATUS1 + 1) & BIT(0))) cur_pwr = false; else cur_pwr = true; if (pwr_on && cur_pwr) return -EALREADY; pwr_seq = pwr_on ? chip->pwr_on_seq : chip->pwr_off_seq; if (rtw_pwr_seq_parser(rtwdev, pwr_seq)) return -EINVAL; return 0; } static int rtw_mac_init_system_cfg(struct rtw_dev *rtwdev) { u8 sys_func_en = rtwdev->chip->sys_func_en; u8 value8; u32 value, tmp; value = rtw_read32(rtwdev, REG_CPU_DMEM_CON); value |= BIT_WL_PLATFORM_RST | BIT_DDMA_EN; rtw_write32(rtwdev, REG_CPU_DMEM_CON, value); rtw_write8(rtwdev, REG_SYS_FUNC_EN + 1, sys_func_en); value8 = (rtw_read8(rtwdev, REG_CR_EXT + 3) & 0xF0) | 0x0C; rtw_write8(rtwdev, REG_CR_EXT + 3, value8); /* disable boot-from-flash for driver's DL FW */ tmp = rtw_read32(rtwdev, REG_MCUFW_CTRL); if (tmp & BIT_BOOT_FSPI_EN) { rtw_write32(rtwdev, REG_MCUFW_CTRL, tmp & (~BIT_BOOT_FSPI_EN)); value = rtw_read32(rtwdev, REG_GPIO_MUXCFG) & (~BIT_FSPI_EN); rtw_write32(rtwdev, REG_GPIO_MUXCFG, value); } return 0; } int rtw_mac_power_on(struct rtw_dev *rtwdev) { int ret = 0; ret = rtw_mac_pre_system_cfg(rtwdev); if (ret) goto err; ret = rtw_mac_power_switch(rtwdev, true); if (ret) goto err; ret = rtw_mac_init_system_cfg(rtwdev); if (ret) goto err; return 0; err: rtw_err(rtwdev, "mac power on failed"); return ret; } void rtw_mac_power_off(struct rtw_dev *rtwdev) { rtw_mac_power_switch(rtwdev, false); } static bool check_firmware_size(const u8 *data, u32 size) { u32 dmem_size; u32 imem_size; u32 emem_size; u32 real_size; dmem_size = le32_to_cpu(*((__le32 *)(data + FW_HDR_DMEM_SIZE))); imem_size = le32_to_cpu(*((__le32 *)(data + FW_HDR_IMEM_SIZE))); emem_size = ((*(data + FW_HDR_MEM_USAGE)) & BIT(4)) ? le32_to_cpu(*((__le32 *)(data + FW_HDR_EMEM_SIZE))) : 0; dmem_size += FW_HDR_CHKSUM_SIZE; imem_size += FW_HDR_CHKSUM_SIZE; emem_size += emem_size ? FW_HDR_CHKSUM_SIZE : 0; real_size = FW_HDR_SIZE + dmem_size + imem_size + emem_size; if (real_size != size) return false; return true; } static void wlan_cpu_enable(struct rtw_dev *rtwdev, bool enable) { if (enable) { /* cpu io interface enable */ rtw_write8_set(rtwdev, REG_RSV_CTRL + 1, BIT_WLMCU_IOIF); /* cpu enable */ rtw_write8_set(rtwdev, REG_SYS_FUNC_EN + 1, BIT_FEN_CPUEN); } else { /* cpu io interface disable */ rtw_write8_clr(rtwdev, REG_SYS_FUNC_EN + 1, BIT_FEN_CPUEN); /* cpu disable */ rtw_write8_clr(rtwdev, REG_RSV_CTRL + 1, BIT_WLMCU_IOIF); } } #define DLFW_RESTORE_REG_NUM 6 static void download_firmware_reg_backup(struct rtw_dev *rtwdev, struct rtw_backup_info *bckp) { u8 tmp; u8 bckp_idx = 0; /* set HIQ to hi priority */ bckp[bckp_idx].len = 1; bckp[bckp_idx].reg = REG_TXDMA_PQ_MAP + 1; bckp[bckp_idx].val = rtw_read8(rtwdev, REG_TXDMA_PQ_MAP + 1); bckp_idx++; tmp = RTW_DMA_MAPPING_HIGH << 6; rtw_write8(rtwdev, REG_TXDMA_PQ_MAP + 1, tmp); /* DLFW only use HIQ, map HIQ to hi priority */ bckp[bckp_idx].len = 1; bckp[bckp_idx].reg = REG_CR; bckp[bckp_idx].val = rtw_read8(rtwdev, REG_CR); bckp_idx++; bckp[bckp_idx].len = 4; bckp[bckp_idx].reg = REG_H2CQ_CSR; bckp[bckp_idx].val = BIT_H2CQ_FULL; bckp_idx++; tmp = BIT_HCI_TXDMA_EN | BIT_TXDMA_EN; rtw_write8(rtwdev, REG_CR, tmp); rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL); /* Config hi priority queue and public priority queue page number */ bckp[bckp_idx].len = 2; bckp[bckp_idx].reg = REG_FIFOPAGE_INFO_1; bckp[bckp_idx].val = rtw_read16(rtwdev, REG_FIFOPAGE_INFO_1); bckp_idx++; bckp[bckp_idx].len = 4; bckp[bckp_idx].reg = REG_RQPN_CTRL_2; bckp[bckp_idx].val = rtw_read32(rtwdev, REG_RQPN_CTRL_2) | BIT_LD_RQPN; bckp_idx++; rtw_write16(rtwdev, REG_FIFOPAGE_INFO_1, 0x200); rtw_write32(rtwdev, REG_RQPN_CTRL_2, bckp[bckp_idx - 1].val); /* Disable beacon related functions */ tmp = rtw_read8(rtwdev, REG_BCN_CTRL); bckp[bckp_idx].len = 1; bckp[bckp_idx].reg = REG_BCN_CTRL; bckp[bckp_idx].val = tmp; bckp_idx++; tmp = (u8)((tmp & (~BIT_EN_BCN_FUNCTION)) | BIT_DIS_TSF_UDT); rtw_write8(rtwdev, REG_BCN_CTRL, tmp); WARN(bckp_idx != DLFW_RESTORE_REG_NUM, "wrong backup number\n"); } static void download_firmware_reset_platform(struct rtw_dev *rtwdev) { rtw_write8_clr(rtwdev, REG_CPU_DMEM_CON + 2, BIT_WL_PLATFORM_RST >> 16); rtw_write8_clr(rtwdev, REG_SYS_CLK_CTRL + 1, BIT_CPU_CLK_EN >> 8); rtw_write8_set(rtwdev, REG_CPU_DMEM_CON + 2, BIT_WL_PLATFORM_RST >> 16); rtw_write8_set(rtwdev, REG_SYS_CLK_CTRL + 1, BIT_CPU_CLK_EN >> 8); } static void download_firmware_reg_restore(struct rtw_dev *rtwdev, struct rtw_backup_info *bckp, u8 bckp_num) { rtw_restore_reg(rtwdev, bckp, bckp_num); } #define TX_DESC_SIZE 48 static int send_firmware_pkt_rsvd_page(struct rtw_dev *rtwdev, u16 pg_addr, const u8 *data, u32 size) { u8 *buf; int ret; buf = kmemdup(data, size, GFP_KERNEL); if (!buf) return -ENOMEM; ret = rtw_fw_write_data_rsvd_page(rtwdev, pg_addr, buf, size); kfree(buf); return ret; } static int send_firmware_pkt(struct rtw_dev *rtwdev, u16 pg_addr, const u8 *data, u32 size) { int ret; if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB && !((size + TX_DESC_SIZE) & (512 - 1))) size += 1; ret = send_firmware_pkt_rsvd_page(rtwdev, pg_addr, data, size); if (ret) rtw_err(rtwdev, "failed to download rsvd page\n"); return ret; } static int iddma_enable(struct rtw_dev *rtwdev, u32 src, u32 dst, u32 ctrl) { rtw_write32(rtwdev, REG_DDMA_CH0SA, src); rtw_write32(rtwdev, REG_DDMA_CH0DA, dst); rtw_write32(rtwdev, REG_DDMA_CH0CTRL, ctrl); if (!check_hw_ready(rtwdev, REG_DDMA_CH0CTRL, BIT_DDMACH0_OWN, 0)) return -EBUSY; return 0; } static int iddma_download_firmware(struct rtw_dev *rtwdev, u32 src, u32 dst, u32 len, u8 first) { u32 ch0_ctrl = BIT_DDMACH0_CHKSUM_EN | BIT_DDMACH0_OWN; if (!check_hw_ready(rtwdev, REG_DDMA_CH0CTRL, BIT_DDMACH0_OWN, 0)) return -EBUSY; ch0_ctrl |= len & BIT_MASK_DDMACH0_DLEN; if (!first) ch0_ctrl |= BIT_DDMACH0_CHKSUM_CONT; if (iddma_enable(rtwdev, src, dst, ch0_ctrl)) return -EBUSY; return 0; } static bool check_fw_checksum(struct rtw_dev *rtwdev, u32 addr) { u8 fw_ctrl; fw_ctrl = rtw_read8(rtwdev, REG_MCUFW_CTRL); if (rtw_read32(rtwdev, REG_DDMA_CH0CTRL) & BIT_DDMACH0_CHKSUM_STS) { if (addr < OCPBASE_DMEM_88XX) { fw_ctrl |= BIT_IMEM_DW_OK; fw_ctrl &= ~BIT_IMEM_CHKSUM_OK; rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl); } else { fw_ctrl |= BIT_DMEM_DW_OK; fw_ctrl &= ~BIT_DMEM_CHKSUM_OK; rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl); } rtw_err(rtwdev, "invalid fw checksum\n"); return false; } if (addr < OCPBASE_DMEM_88XX) { fw_ctrl |= (BIT_IMEM_DW_OK | BIT_IMEM_CHKSUM_OK); rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl); } else { fw_ctrl |= (BIT_DMEM_DW_OK | BIT_DMEM_CHKSUM_OK); rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl); } return true; } static int download_firmware_to_mem(struct rtw_dev *rtwdev, const u8 *data, u32 src, u32 dst, u32 size) { struct rtw_chip_info *chip = rtwdev->chip; u32 desc_size = chip->tx_pkt_desc_sz; u8 first_part; u32 mem_offset; u32 residue_size; u32 pkt_size; u32 max_size = 0x1000; u32 val; int ret; mem_offset = 0; first_part = 1; residue_size = size; val = rtw_read32(rtwdev, REG_DDMA_CH0CTRL); val |= BIT_DDMACH0_RESET_CHKSUM_STS; rtw_write32(rtwdev, REG_DDMA_CH0CTRL, val); while (residue_size) { if (residue_size >= max_size) pkt_size = max_size; else pkt_size = residue_size; ret = send_firmware_pkt(rtwdev, (u16)(src >> 7), data + mem_offset, pkt_size); if (ret) return ret; ret = iddma_download_firmware(rtwdev, OCPBASE_TXBUF_88XX + src + desc_size, dst + mem_offset, pkt_size, first_part); if (ret) return ret; first_part = 0; mem_offset += pkt_size; residue_size -= pkt_size; } if (!check_fw_checksum(rtwdev, dst)) return -EINVAL; return 0; } static void update_firmware_info(struct rtw_dev *rtwdev, struct rtw_fw_state *fw) { const u8 *data = fw->firmware->data; fw->h2c_version = le16_to_cpu(*((__le16 *)(data + FW_HDR_H2C_FMT_VER))); fw->version = le16_to_cpu(*((__le16 *)(data + FW_HDR_VERSION))); fw->sub_version = *(data + FW_HDR_SUBVERSION); fw->sub_index = *(data + FW_HDR_SUBINDEX); rtw_dbg(rtwdev, RTW_DBG_FW, "fw h2c version: %x\n", fw->h2c_version); rtw_dbg(rtwdev, RTW_DBG_FW, "fw version: %x\n", fw->version); rtw_dbg(rtwdev, RTW_DBG_FW, "fw sub version: %x\n", fw->sub_version); rtw_dbg(rtwdev, RTW_DBG_FW, "fw sub index: %x\n", fw->sub_index); } static int start_download_firmware(struct rtw_dev *rtwdev, const u8 *data, u32 size) { const u8 *cur_fw; u16 val; u32 imem_size; u32 dmem_size; u32 emem_size; u32 addr; int ret; dmem_size = le32_to_cpu(*((__le32 *)(data + FW_HDR_DMEM_SIZE))); imem_size = le32_to_cpu(*((__le32 *)(data + FW_HDR_IMEM_SIZE))); emem_size = ((*(data + FW_HDR_MEM_USAGE)) & BIT(4)) ? le32_to_cpu(*((__le32 *)(data + FW_HDR_EMEM_SIZE))) : 0; dmem_size += FW_HDR_CHKSUM_SIZE; imem_size += FW_HDR_CHKSUM_SIZE; emem_size += emem_size ? FW_HDR_CHKSUM_SIZE : 0; val = (u16)(rtw_read16(rtwdev, REG_MCUFW_CTRL) & 0x3800); val |= BIT_MCUFWDL_EN; rtw_write16(rtwdev, REG_MCUFW_CTRL, val); cur_fw = data + FW_HDR_SIZE; addr = le32_to_cpu(*((__le32 *)(data + FW_HDR_DMEM_ADDR))); addr &= ~BIT(31); ret = download_firmware_to_mem(rtwdev, cur_fw, 0, addr, dmem_size); if (ret) return ret; cur_fw = data + FW_HDR_SIZE + dmem_size; addr = le32_to_cpu(*((__le32 *)(data + FW_HDR_IMEM_ADDR))); addr &= ~BIT(31); ret = download_firmware_to_mem(rtwdev, cur_fw, 0, addr, imem_size); if (ret) return ret; if (emem_size) { cur_fw = data + FW_HDR_SIZE + dmem_size + imem_size; addr = le32_to_cpu(*((__le32 *)(data + FW_HDR_EMEM_ADDR))); addr &= ~BIT(31); ret = download_firmware_to_mem(rtwdev, cur_fw, 0, addr, emem_size); if (ret) return ret; } return 0; } static int download_firmware_validate(struct rtw_dev *rtwdev) { u32 fw_key; if (!check_hw_ready(rtwdev, REG_MCUFW_CTRL, FW_READY_MASK, FW_READY)) { fw_key = rtw_read32(rtwdev, REG_FW_DBG7) & FW_KEY_MASK; if (fw_key == ILLEGAL_KEY_GROUP) rtw_err(rtwdev, "invalid fw key\n"); return -EINVAL; } return 0; } static void download_firmware_end_flow(struct rtw_dev *rtwdev) { u16 fw_ctrl; rtw_write32(rtwdev, REG_TXDMA_STATUS, BTI_PAGE_OVF); /* Check IMEM & DMEM checksum is OK or not */ fw_ctrl = rtw_read16(rtwdev, REG_MCUFW_CTRL); if ((fw_ctrl & BIT_CHECK_SUM_OK) != BIT_CHECK_SUM_OK) return; fw_ctrl = (fw_ctrl | BIT_FW_DW_RDY) & ~BIT_MCUFWDL_EN; rtw_write16(rtwdev, REG_MCUFW_CTRL, fw_ctrl); } int rtw_download_firmware(struct rtw_dev *rtwdev, struct rtw_fw_state *fw) { struct rtw_backup_info bckp[DLFW_RESTORE_REG_NUM]; const u8 *data = fw->firmware->data; u32 size = fw->firmware->size; u32 ltecoex_bckp; int ret; if (!check_firmware_size(data, size)) return -EINVAL; if (!ltecoex_read_reg(rtwdev, 0x38, <ecoex_bckp)) return -EBUSY; wlan_cpu_enable(rtwdev, false); download_firmware_reg_backup(rtwdev, bckp); download_firmware_reset_platform(rtwdev); ret = start_download_firmware(rtwdev, data, size); if (ret) goto dlfw_fail; download_firmware_reg_restore(rtwdev, bckp, DLFW_RESTORE_REG_NUM); download_firmware_end_flow(rtwdev); wlan_cpu_enable(rtwdev, true); if (!ltecoex_reg_write(rtwdev, 0x38, ltecoex_bckp)) return -EBUSY; ret = download_firmware_validate(rtwdev); if (ret) goto dlfw_fail; update_firmware_info(rtwdev, fw); /* reset desc and index */ rtw_hci_setup(rtwdev); rtwdev->h2c.last_box_num = 0; rtwdev->h2c.seq = 0; rtw_fw_send_general_info(rtwdev); rtw_fw_send_phydm_info(rtwdev); rtw_flag_set(rtwdev, RTW_FLAG_FW_RUNNING); return 0; dlfw_fail: /* Disable FWDL_EN */ rtw_write8_clr(rtwdev, REG_MCUFW_CTRL, BIT_MCUFWDL_EN); rtw_write8_set(rtwdev, REG_SYS_FUNC_EN + 1, BIT_FEN_CPUEN); return ret; } static int txdma_queue_mapping(struct rtw_dev *rtwdev) { struct rtw_chip_info *chip = rtwdev->chip; struct rtw_rqpn *rqpn = NULL; u16 txdma_pq_map = 0; switch (rtw_hci_type(rtwdev)) { case RTW_HCI_TYPE_PCIE: rqpn = &chip->rqpn_table[1]; break; case RTW_HCI_TYPE_USB: if (rtwdev->hci.bulkout_num == 2) rqpn = &chip->rqpn_table[2]; else if (rtwdev->hci.bulkout_num == 3) rqpn = &chip->rqpn_table[3]; else if (rtwdev->hci.bulkout_num == 4) rqpn = &chip->rqpn_table[4]; else return -EINVAL; break; default: return -EINVAL; } txdma_pq_map |= BIT_TXDMA_HIQ_MAP(rqpn->dma_map_hi); txdma_pq_map |= BIT_TXDMA_MGQ_MAP(rqpn->dma_map_mg); txdma_pq_map |= BIT_TXDMA_BKQ_MAP(rqpn->dma_map_bk); txdma_pq_map |= BIT_TXDMA_BEQ_MAP(rqpn->dma_map_be); txdma_pq_map |= BIT_TXDMA_VIQ_MAP(rqpn->dma_map_vi); txdma_pq_map |= BIT_TXDMA_VOQ_MAP(rqpn->dma_map_vo); rtw_write16(rtwdev, REG_TXDMA_PQ_MAP, txdma_pq_map); rtw_write8(rtwdev, REG_CR, 0); rtw_write8(rtwdev, REG_CR, MAC_TRX_ENABLE); rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL); return 0; } static int set_trx_fifo_info(struct rtw_dev *rtwdev) { struct rtw_fifo_conf *fifo = &rtwdev->fifo; struct rtw_chip_info *chip = rtwdev->chip; u16 cur_pg_addr; u8 csi_buf_pg_num = chip->csi_buf_pg_num; /* config rsvd page num */ fifo->rsvd_drv_pg_num = 8; fifo->txff_pg_num = chip->txff_size >> 7; fifo->rsvd_pg_num = fifo->rsvd_drv_pg_num + RSVD_PG_H2C_EXTRAINFO_NUM + RSVD_PG_H2C_STATICINFO_NUM + RSVD_PG_H2CQ_NUM + RSVD_PG_CPU_INSTRUCTION_NUM + RSVD_PG_FW_TXBUF_NUM + csi_buf_pg_num; if (fifo->rsvd_pg_num > fifo->txff_pg_num) return -ENOMEM; fifo->acq_pg_num = fifo->txff_pg_num - fifo->rsvd_pg_num; fifo->rsvd_boundary = fifo->txff_pg_num - fifo->rsvd_pg_num; cur_pg_addr = fifo->txff_pg_num; cur_pg_addr -= csi_buf_pg_num; fifo->rsvd_csibuf_addr = cur_pg_addr; cur_pg_addr -= RSVD_PG_FW_TXBUF_NUM; fifo->rsvd_fw_txbuf_addr = cur_pg_addr; cur_pg_addr -= RSVD_PG_CPU_INSTRUCTION_NUM; fifo->rsvd_cpu_instr_addr = cur_pg_addr; cur_pg_addr -= RSVD_PG_H2CQ_NUM; fifo->rsvd_h2cq_addr = cur_pg_addr; cur_pg_addr -= RSVD_PG_H2C_STATICINFO_NUM; fifo->rsvd_h2c_sta_info_addr = cur_pg_addr; cur_pg_addr -= RSVD_PG_H2C_EXTRAINFO_NUM; fifo->rsvd_h2c_info_addr = cur_pg_addr; cur_pg_addr -= fifo->rsvd_drv_pg_num; fifo->rsvd_drv_addr = cur_pg_addr; if (fifo->rsvd_boundary != fifo->rsvd_drv_addr) { rtw_err(rtwdev, "wrong rsvd driver address\n"); return -EINVAL; } return 0; } static int priority_queue_cfg(struct rtw_dev *rtwdev) { struct rtw_fifo_conf *fifo = &rtwdev->fifo; struct rtw_chip_info *chip = rtwdev->chip; struct rtw_page_table *pg_tbl = NULL; u16 pubq_num; int ret; ret = set_trx_fifo_info(rtwdev); if (ret) return ret; switch (rtw_hci_type(rtwdev)) { case RTW_HCI_TYPE_PCIE: pg_tbl = &chip->page_table[1]; break; case RTW_HCI_TYPE_USB: if (rtwdev->hci.bulkout_num == 2) pg_tbl = &chip->page_table[2]; else if (rtwdev->hci.bulkout_num == 3) pg_tbl = &chip->page_table[3]; else if (rtwdev->hci.bulkout_num == 4) pg_tbl = &chip->page_table[4]; else return -EINVAL; break; default: return -EINVAL; } pubq_num = fifo->acq_pg_num - pg_tbl->hq_num - pg_tbl->lq_num - pg_tbl->nq_num - pg_tbl->exq_num - pg_tbl->gapq_num; rtw_write16(rtwdev, REG_FIFOPAGE_INFO_1, pg_tbl->hq_num); rtw_write16(rtwdev, REG_FIFOPAGE_INFO_2, pg_tbl->lq_num); rtw_write16(rtwdev, REG_FIFOPAGE_INFO_3, pg_tbl->nq_num); rtw_write16(rtwdev, REG_FIFOPAGE_INFO_4, pg_tbl->exq_num); rtw_write16(rtwdev, REG_FIFOPAGE_INFO_5, pubq_num); rtw_write32_set(rtwdev, REG_RQPN_CTRL_2, BIT_LD_RQPN); rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, fifo->rsvd_boundary); rtw_write8_set(rtwdev, REG_FWHW_TXQ_CTRL + 2, BIT_EN_WR_FREE_TAIL >> 16); rtw_write16(rtwdev, REG_BCNQ_BDNY_V1, fifo->rsvd_boundary); rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2 + 2, fifo->rsvd_boundary); rtw_write16(rtwdev, REG_BCNQ1_BDNY_V1, fifo->rsvd_boundary); rtw_write32(rtwdev, REG_RXFF_BNDY, chip->rxff_size - C2H_PKT_BUF - 1); rtw_write8_set(rtwdev, REG_AUTO_LLT_V1, BIT_AUTO_INIT_LLT_V1); if (!check_hw_ready(rtwdev, REG_AUTO_LLT_V1, BIT_AUTO_INIT_LLT_V1, 0)) return -EBUSY; rtw_write8(rtwdev, REG_CR + 3, 0); return 0; } static int init_h2c(struct rtw_dev *rtwdev) { struct rtw_fifo_conf *fifo = &rtwdev->fifo; u8 value8; u32 value32; u32 h2cq_addr; u32 h2cq_size; u32 h2cq_free; u32 wp, rp; h2cq_addr = fifo->rsvd_h2cq_addr << TX_PAGE_SIZE_SHIFT; h2cq_size = RSVD_PG_H2CQ_NUM << TX_PAGE_SIZE_SHIFT; value32 = rtw_read32(rtwdev, REG_H2C_HEAD); value32 = (value32 & 0xFFFC0000) | h2cq_addr; rtw_write32(rtwdev, REG_H2C_HEAD, value32); value32 = rtw_read32(rtwdev, REG_H2C_READ_ADDR); value32 = (value32 & 0xFFFC0000) | h2cq_addr; rtw_write32(rtwdev, REG_H2C_READ_ADDR, value32); value32 = rtw_read32(rtwdev, REG_H2C_TAIL); value32 &= 0xFFFC0000; value32 |= (h2cq_addr + h2cq_size); rtw_write32(rtwdev, REG_H2C_TAIL, value32); value8 = rtw_read8(rtwdev, REG_H2C_INFO); value8 = (u8)((value8 & 0xFC) | 0x01); rtw_write8(rtwdev, REG_H2C_INFO, value8); value8 = rtw_read8(rtwdev, REG_H2C_INFO); value8 = (u8)((value8 & 0xFB) | 0x04); rtw_write8(rtwdev, REG_H2C_INFO, value8); value8 = rtw_read8(rtwdev, REG_TXDMA_OFFSET_CHK + 1); value8 = (u8)((value8 & 0x7f) | 0x80); rtw_write8(rtwdev, REG_TXDMA_OFFSET_CHK + 1, value8); wp = rtw_read32(rtwdev, REG_H2C_PKT_WRITEADDR) & 0x3FFFF; rp = rtw_read32(rtwdev, REG_H2C_PKT_READADDR) & 0x3FFFF; h2cq_free = wp >= rp ? h2cq_size - (wp - rp) : rp - wp; if (h2cq_size != h2cq_free) { rtw_err(rtwdev, "H2C queue mismatch\n"); return -EINVAL; } return 0; } static int rtw_init_trx_cfg(struct rtw_dev *rtwdev) { int ret; ret = txdma_queue_mapping(rtwdev); if (ret) return ret; ret = priority_queue_cfg(rtwdev); if (ret) return ret; ret = init_h2c(rtwdev); if (ret) return ret; return 0; } static int rtw_drv_info_cfg(struct rtw_dev *rtwdev) { u8 value8; rtw_write8(rtwdev, REG_RX_DRVINFO_SZ, PHY_STATUS_SIZE); value8 = rtw_read8(rtwdev, REG_TRXFF_BNDY + 1); value8 &= 0xF0; /* For rxdesc len = 0 issue */ value8 |= 0xF; rtw_write8(rtwdev, REG_TRXFF_BNDY + 1, value8); rtw_write32_set(rtwdev, REG_RCR, BIT_APP_PHYSTS); rtw_write32_clr(rtwdev, REG_WMAC_OPTION_FUNCTION + 4, BIT(8) | BIT(9)); return 0; } int rtw_mac_init(struct rtw_dev *rtwdev) { struct rtw_chip_info *chip = rtwdev->chip; int ret; ret = rtw_init_trx_cfg(rtwdev); if (ret) return ret; ret = chip->ops->mac_init(rtwdev); if (ret) return ret; ret = rtw_drv_info_cfg(rtwdev); if (ret) return ret; return 0; }
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