// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* Copyright(c) 2019-2022 Realtek Corporation */ #include "coex.h" #include "fw.h" #include "mac.h" #include "phy.h" #include "reg.h" #include "rtw8852b.h" #include "rtw8852b_common.h" #include "rtw8852b_rfk.h" #include "rtw8852b_table.h" #include "txrx.h" #define RTW8852B_FW_FORMAT_MAX 1 #define RTW8852B_FW_BASENAME "rtw89/rtw8852b_fw" #define RTW8852B_MODULE_FIRMWARE \ RTW8852B_FW_BASENAME "-" __stringify(RTW8852B_FW_FORMAT_MAX) ".bin" static const struct rtw89_hfc_ch_cfg rtw8852b_hfc_chcfg_pcie[] = { {5, 341, grp_0}, /* ACH 0 */ {5, 341, grp_0}, /* ACH 1 */ {4, 342, grp_0}, /* ACH 2 */ {4, 342, grp_0}, /* ACH 3 */ {0, 0, grp_0}, /* ACH 4 */ {0, 0, grp_0}, /* ACH 5 */ {0, 0, grp_0}, /* ACH 6 */ {0, 0, grp_0}, /* ACH 7 */ {4, 342, grp_0}, /* B0MGQ */ {4, 342, grp_0}, /* B0HIQ */ {0, 0, grp_0}, /* B1MGQ */ {0, 0, grp_0}, /* B1HIQ */ {40, 0, 0} /* FWCMDQ */ }; static const struct rtw89_hfc_pub_cfg rtw8852b_hfc_pubcfg_pcie = { 446, /* Group 0 */ 0, /* Group 1 */ 446, /* Public Max */ 0 /* WP threshold */ }; static const struct rtw89_hfc_param_ini rtw8852b_hfc_param_ini_pcie[] = { [RTW89_QTA_SCC] = {rtw8852b_hfc_chcfg_pcie, &rtw8852b_hfc_pubcfg_pcie, &rtw89_mac_size.hfc_preccfg_pcie, RTW89_HCIFC_POH}, [RTW89_QTA_DLFW] = {NULL, NULL, &rtw89_mac_size.hfc_preccfg_pcie, RTW89_HCIFC_POH}, [RTW89_QTA_INVALID] = {NULL}, }; static const struct rtw89_dle_mem rtw8852b_dle_mem_pcie[] = { [RTW89_QTA_SCC] = {RTW89_QTA_SCC, &rtw89_mac_size.wde_size7, &rtw89_mac_size.ple_size6, &rtw89_mac_size.wde_qt7, &rtw89_mac_size.wde_qt7, &rtw89_mac_size.ple_qt18, &rtw89_mac_size.ple_qt58}, [RTW89_QTA_WOW] = {RTW89_QTA_WOW, &rtw89_mac_size.wde_size7, &rtw89_mac_size.ple_size6, &rtw89_mac_size.wde_qt7, &rtw89_mac_size.wde_qt7, &rtw89_mac_size.ple_qt18, &rtw89_mac_size.ple_qt_52b_wow}, [RTW89_QTA_DLFW] = {RTW89_QTA_DLFW, &rtw89_mac_size.wde_size9, &rtw89_mac_size.ple_size8, &rtw89_mac_size.wde_qt4, &rtw89_mac_size.wde_qt4, &rtw89_mac_size.ple_qt13, &rtw89_mac_size.ple_qt13}, [RTW89_QTA_INVALID] = {RTW89_QTA_INVALID, NULL, NULL, NULL, NULL, NULL, NULL}, }; static const u32 rtw8852b_h2c_regs[RTW89_H2CREG_MAX] = { R_AX_H2CREG_DATA0, R_AX_H2CREG_DATA1, R_AX_H2CREG_DATA2, R_AX_H2CREG_DATA3 }; static const u32 rtw8852b_c2h_regs[RTW89_C2HREG_MAX] = { R_AX_C2HREG_DATA0, R_AX_C2HREG_DATA1, R_AX_C2HREG_DATA2, R_AX_C2HREG_DATA3 }; static const u32 rtw8852b_wow_wakeup_regs[RTW89_WOW_REASON_NUM] = { R_AX_C2HREG_DATA3 + 3, R_AX_C2HREG_DATA3 + 3, }; static const struct rtw89_page_regs rtw8852b_page_regs = { .hci_fc_ctrl = R_AX_HCI_FC_CTRL, .ch_page_ctrl = R_AX_CH_PAGE_CTRL, .ach_page_ctrl = R_AX_ACH0_PAGE_CTRL, .ach_page_info = R_AX_ACH0_PAGE_INFO, .pub_page_info3 = R_AX_PUB_PAGE_INFO3, .pub_page_ctrl1 = R_AX_PUB_PAGE_CTRL1, .pub_page_ctrl2 = R_AX_PUB_PAGE_CTRL2, .pub_page_info1 = R_AX_PUB_PAGE_INFO1, .pub_page_info2 = R_AX_PUB_PAGE_INFO2, .wp_page_ctrl1 = R_AX_WP_PAGE_CTRL1, .wp_page_ctrl2 = R_AX_WP_PAGE_CTRL2, .wp_page_info1 = R_AX_WP_PAGE_INFO1, }; static const struct rtw89_reg_def rtw8852b_dcfo_comp = { R_DCFO_COMP_S0, B_DCFO_COMP_S0_MSK }; static const struct rtw89_imr_info rtw8852b_imr_info = { .wdrls_imr_set = B_AX_WDRLS_IMR_SET, .wsec_imr_reg = R_AX_SEC_DEBUG, .wsec_imr_set = B_AX_IMR_ERROR, .mpdu_tx_imr_set = 0, .mpdu_rx_imr_set = 0, .sta_sch_imr_set = B_AX_STA_SCHEDULER_IMR_SET, .txpktctl_imr_b0_reg = R_AX_TXPKTCTL_ERR_IMR_ISR, .txpktctl_imr_b0_clr = B_AX_TXPKTCTL_IMR_B0_CLR, .txpktctl_imr_b0_set = B_AX_TXPKTCTL_IMR_B0_SET, .txpktctl_imr_b1_reg = R_AX_TXPKTCTL_ERR_IMR_ISR_B1, .txpktctl_imr_b1_clr = B_AX_TXPKTCTL_IMR_B1_CLR, .txpktctl_imr_b1_set = B_AX_TXPKTCTL_IMR_B1_SET, .wde_imr_clr = B_AX_WDE_IMR_CLR, .wde_imr_set = B_AX_WDE_IMR_SET, .ple_imr_clr = B_AX_PLE_IMR_CLR, .ple_imr_set = B_AX_PLE_IMR_SET, .host_disp_imr_clr = B_AX_HOST_DISP_IMR_CLR, .host_disp_imr_set = B_AX_HOST_DISP_IMR_SET, .cpu_disp_imr_clr = B_AX_CPU_DISP_IMR_CLR, .cpu_disp_imr_set = B_AX_CPU_DISP_IMR_SET, .other_disp_imr_clr = B_AX_OTHER_DISP_IMR_CLR, .other_disp_imr_set = 0, .bbrpt_com_err_imr_reg = R_AX_BBRPT_COM_ERR_IMR_ISR, .bbrpt_chinfo_err_imr_reg = R_AX_BBRPT_CHINFO_ERR_IMR_ISR, .bbrpt_err_imr_set = 0, .bbrpt_dfs_err_imr_reg = R_AX_BBRPT_DFS_ERR_IMR_ISR, .ptcl_imr_clr = B_AX_PTCL_IMR_CLR_ALL, .ptcl_imr_set = B_AX_PTCL_IMR_SET, .cdma_imr_0_reg = R_AX_DLE_CTRL, .cdma_imr_0_clr = B_AX_DLE_IMR_CLR, .cdma_imr_0_set = B_AX_DLE_IMR_SET, .cdma_imr_1_reg = 0, .cdma_imr_1_clr = 0, .cdma_imr_1_set = 0, .phy_intf_imr_reg = R_AX_PHYINFO_ERR_IMR, .phy_intf_imr_clr = 0, .phy_intf_imr_set = 0, .rmac_imr_reg = R_AX_RMAC_ERR_ISR, .rmac_imr_clr = B_AX_RMAC_IMR_CLR, .rmac_imr_set = B_AX_RMAC_IMR_SET, .tmac_imr_reg = R_AX_TMAC_ERR_IMR_ISR, .tmac_imr_clr = B_AX_TMAC_IMR_CLR, .tmac_imr_set = B_AX_TMAC_IMR_SET, }; static const struct rtw89_rrsr_cfgs rtw8852b_rrsr_cfgs = { .ref_rate = {R_AX_TRXPTCL_RRSR_CTL_0, B_AX_WMAC_RESP_REF_RATE_SEL, 0}, .rsc = {R_AX_TRXPTCL_RRSR_CTL_0, B_AX_WMAC_RESP_RSC_MASK, 2}, }; static const struct rtw89_rfkill_regs rtw8852b_rfkill_regs = { .pinmux = {R_AX_GPIO8_15_FUNC_SEL, B_AX_PINMUX_GPIO9_FUNC_SEL_MASK, 0xf}, .mode = {R_AX_GPIO_EXT_CTRL + 2, (B_AX_GPIO_MOD_9 | B_AX_GPIO_IO_SEL_9) >> 16, 0x0}, }; static const struct rtw89_dig_regs rtw8852b_dig_regs = { .seg0_pd_reg = R_SEG0R_PD_V1, .pd_lower_bound_mask = B_SEG0R_PD_LOWER_BOUND_MSK, .pd_spatial_reuse_en = B_SEG0R_PD_SPATIAL_REUSE_EN_MSK_V1, .bmode_pd_reg = R_BMODE_PDTH_EN_V1, .bmode_cca_rssi_limit_en = B_BMODE_PDTH_LIMIT_EN_MSK_V1, .bmode_pd_lower_bound_reg = R_BMODE_PDTH_V1, .bmode_rssi_nocca_low_th_mask = B_BMODE_PDTH_LOWER_BOUND_MSK_V1, .p0_lna_init = {R_PATH0_LNA_INIT_V1, B_PATH0_LNA_INIT_IDX_MSK}, .p1_lna_init = {R_PATH1_LNA_INIT_V1, B_PATH1_LNA_INIT_IDX_MSK}, .p0_tia_init = {R_PATH0_TIA_INIT_V1, B_PATH0_TIA_INIT_IDX_MSK_V1}, .p1_tia_init = {R_PATH1_TIA_INIT_V1, B_PATH1_TIA_INIT_IDX_MSK_V1}, .p0_rxb_init = {R_PATH0_RXB_INIT_V1, B_PATH0_RXB_INIT_IDX_MSK_V1}, .p1_rxb_init = {R_PATH1_RXB_INIT_V1, B_PATH1_RXB_INIT_IDX_MSK_V1}, .p0_p20_pagcugc_en = {R_PATH0_P20_FOLLOW_BY_PAGCUGC_V2, B_PATH0_P20_FOLLOW_BY_PAGCUGC_EN_MSK}, .p0_s20_pagcugc_en = {R_PATH0_S20_FOLLOW_BY_PAGCUGC_V2, B_PATH0_S20_FOLLOW_BY_PAGCUGC_EN_MSK}, .p1_p20_pagcugc_en = {R_PATH1_P20_FOLLOW_BY_PAGCUGC_V2, B_PATH1_P20_FOLLOW_BY_PAGCUGC_EN_MSK}, .p1_s20_pagcugc_en = {R_PATH1_S20_FOLLOW_BY_PAGCUGC_V2, B_PATH1_S20_FOLLOW_BY_PAGCUGC_EN_MSK}, }; static const struct rtw89_edcca_regs rtw8852b_edcca_regs = { .edcca_level = R_SEG0R_EDCCA_LVL_V1, .edcca_mask = B_EDCCA_LVL_MSK0, .edcca_p_mask = B_EDCCA_LVL_MSK1, .ppdu_level = R_SEG0R_EDCCA_LVL_V1, .ppdu_mask = B_EDCCA_LVL_MSK3, .rpt_a = R_EDCCA_RPT_A, .rpt_b = R_EDCCA_RPT_B, .rpt_sel = R_EDCCA_RPT_SEL, .rpt_sel_mask = B_EDCCA_RPT_SEL_MSK, .tx_collision_t2r_st = R_TX_COLLISION_T2R_ST, .tx_collision_t2r_st_mask = B_TX_COLLISION_T2R_ST_M, }; static const struct rtw89_btc_rf_trx_para rtw89_btc_8852b_rf_ul[] = { {255, 0, 0, 7}, /* 0 -> original */ {255, 2, 0, 7}, /* 1 -> for BT-connected ACI issue && BTG co-rx */ {255, 0, 0, 7}, /* 2 ->reserved for shared-antenna */ {255, 0, 0, 7}, /* 3- >reserved for shared-antenna */ {255, 0, 0, 7}, /* 4 ->reserved for shared-antenna */ {255, 1, 0, 7}, /* the below id is for non-shared-antenna free-run */ {6, 1, 0, 7}, {13, 1, 0, 7}, {13, 1, 0, 7} }; static const struct rtw89_btc_rf_trx_para rtw89_btc_8852b_rf_dl[] = { {255, 0, 0, 7}, /* 0 -> original */ {255, 2, 0, 7}, /* 1 -> reserved for shared-antenna */ {255, 0, 0, 7}, /* 2 ->reserved for shared-antenna */ {255, 0, 0, 7}, /* 3- >reserved for shared-antenna */ {255, 0, 0, 7}, /* 4 ->reserved for shared-antenna */ {255, 1, 0, 7}, /* the below id is for non-shared-antenna free-run */ {255, 1, 0, 7}, {255, 1, 0, 7}, {255, 1, 0, 7} }; static const struct rtw89_btc_fbtc_mreg rtw89_btc_8852b_mon_reg[] = { RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda24), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda28), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda2c), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda30), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda4c), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda10), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda20), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xda34), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xcef4), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0x8424), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xd200), RTW89_DEF_FBTC_MREG(REG_MAC, 4, 0xd220), RTW89_DEF_FBTC_MREG(REG_BB, 4, 0x980), RTW89_DEF_FBTC_MREG(REG_BB, 4, 0x4738), RTW89_DEF_FBTC_MREG(REG_BB, 4, 0x4688), RTW89_DEF_FBTC_MREG(REG_BB, 4, 0x4694), }; static const u8 rtw89_btc_8852b_wl_rssi_thres[BTC_WL_RSSI_THMAX] = {70, 60, 50, 40}; static const u8 rtw89_btc_8852b_bt_rssi_thres[BTC_BT_RSSI_THMAX] = {50, 40, 30, 20}; static void rtw8852b_pwr_sps_ana(struct rtw89_dev *rtwdev) { struct rtw89_efuse *efuse = &rtwdev->efuse; if (efuse->rfe_type == 0x5) rtw89_write16(rtwdev, R_AX_SPS_ANA_ON_CTRL2, RTL8852B_RFE_05_SPS_ANA); } static int rtw8852b_pwr_on_func(struct rtw89_dev *rtwdev) { u32 val32; u32 ret; rtw8852b_pwr_sps_ana(rtwdev); rtw89_write32_clr(rtwdev, R_AX_SYS_PW_CTRL, B_AX_AFSM_WLSUS_EN | B_AX_AFSM_PCIE_SUS_EN); rtw89_write32_set(rtwdev, R_AX_SYS_PW_CTRL, B_AX_DIS_WLBT_PDNSUSEN_SOPC); rtw89_write32_set(rtwdev, R_AX_WLLPS_CTRL, B_AX_DIS_WLBT_LPSEN_LOPC); rtw89_write32_clr(rtwdev, R_AX_SYS_PW_CTRL, B_AX_APDM_HPDN); rtw89_write32_clr(rtwdev, R_AX_SYS_PW_CTRL, B_AX_APFM_SWLPS); ret = read_poll_timeout(rtw89_read32, val32, val32 & B_AX_RDY_SYSPWR, 1000, 20000, false, rtwdev, R_AX_SYS_PW_CTRL); if (ret) return ret; rtw89_write32_set(rtwdev, R_AX_AFE_LDO_CTRL, B_AX_AON_OFF_PC_EN); ret = read_poll_timeout(rtw89_read32, val32, val32 & B_AX_AON_OFF_PC_EN, 1000, 20000, false, rtwdev, R_AX_AFE_LDO_CTRL); if (ret) return ret; rtw89_write32_mask(rtwdev, R_AX_SPS_DIG_OFF_CTRL0, B_AX_C1_L1_MASK, 0x1); rtw89_write32_mask(rtwdev, R_AX_SPS_DIG_OFF_CTRL0, B_AX_C3_L1_MASK, 0x3); rtw89_write32_set(rtwdev, R_AX_SYS_PW_CTRL, B_AX_EN_WLON); rtw89_write32_set(rtwdev, R_AX_SYS_PW_CTRL, B_AX_APFN_ONMAC); ret = read_poll_timeout(rtw89_read32, val32, !(val32 & B_AX_APFN_ONMAC), 1000, 20000, false, rtwdev, R_AX_SYS_PW_CTRL); if (ret) return ret; rtw89_write8_set(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN); rtw89_write8_clr(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN); rtw89_write8_set(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN); rtw89_write8_clr(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN); rtw89_write8_set(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN); rtw89_write32_clr(rtwdev, R_AX_SYS_SDIO_CTRL, B_AX_PCIE_CALIB_EN_V1); rtw89_write32_set(rtwdev, R_AX_SYS_ADIE_PAD_PWR_CTRL, B_AX_SYM_PADPDN_WL_PTA_1P3); ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_GND_SHDN_WL, XTAL_SI_GND_SHDN_WL); if (ret) return ret; rtw89_write32_set(rtwdev, R_AX_SYS_ADIE_PAD_PWR_CTRL, B_AX_SYM_PADPDN_WL_RFC_1P3); ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_SHDN_WL, XTAL_SI_SHDN_WL); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_OFF_WEI, XTAL_SI_OFF_WEI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_OFF_EI, XTAL_SI_OFF_EI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_RFC2RF); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_PON_WEI, XTAL_SI_PON_WEI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_PON_EI, XTAL_SI_PON_EI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_SRAM2RFC); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_SRAM_CTRL, 0, XTAL_SI_SRAM_DIS); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_XMD_2, 0, XTAL_SI_LDO_LPS); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_XMD_4, 0, XTAL_SI_LPS_CAP); if (ret) return ret; rtw89_write32_set(rtwdev, R_AX_PMC_DBG_CTRL2, B_AX_SYSON_DIS_PMCR_AX_WRMSK); rtw89_write32_set(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_ISO_EB2CORE); rtw89_write32_clr(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_PWC_EV2EF_B15); fsleep(1000); rtw89_write32_clr(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_PWC_EV2EF_B14); rtw89_write32_clr(rtwdev, R_AX_PMC_DBG_CTRL2, B_AX_SYSON_DIS_PMCR_AX_WRMSK); if (!rtwdev->efuse.valid || rtwdev->efuse.power_k_valid) goto func_en; rtw89_write32_mask(rtwdev, R_AX_SPS_DIG_ON_CTRL0, B_AX_VOL_L1_MASK, 0x9); rtw89_write32_mask(rtwdev, R_AX_SPS_DIG_ON_CTRL0, B_AX_VREFPFM_L_MASK, 0xA); if (rtwdev->hal.cv == CHIP_CBV) { rtw89_write32_set(rtwdev, R_AX_PMC_DBG_CTRL2, B_AX_SYSON_DIS_PMCR_AX_WRMSK); rtw89_write16_mask(rtwdev, R_AX_HCI_LDO_CTRL, B_AX_R_AX_VADJ_MASK, 0xA); rtw89_write32_clr(rtwdev, R_AX_PMC_DBG_CTRL2, B_AX_SYSON_DIS_PMCR_AX_WRMSK); } func_en: rtw89_write32_set(rtwdev, R_AX_DMAC_FUNC_EN, B_AX_MAC_FUNC_EN | B_AX_DMAC_FUNC_EN | B_AX_MPDU_PROC_EN | B_AX_WD_RLS_EN | B_AX_DLE_WDE_EN | B_AX_TXPKT_CTRL_EN | B_AX_STA_SCH_EN | B_AX_DLE_PLE_EN | B_AX_PKT_BUF_EN | B_AX_DMAC_TBL_EN | B_AX_PKT_IN_EN | B_AX_DLE_CPUIO_EN | B_AX_DISPATCHER_EN | B_AX_BBRPT_EN | B_AX_MAC_SEC_EN | B_AX_DMACREG_GCKEN); rtw89_write32_set(rtwdev, R_AX_CMAC_FUNC_EN, B_AX_CMAC_EN | B_AX_CMAC_TXEN | B_AX_CMAC_RXEN | B_AX_FORCE_CMACREG_GCKEN | B_AX_PHYINTF_EN | B_AX_CMAC_DMA_EN | B_AX_PTCLTOP_EN | B_AX_SCHEDULER_EN | B_AX_TMAC_EN | B_AX_RMAC_EN); rtw89_write32_mask(rtwdev, R_AX_EECS_EESK_FUNC_SEL, B_AX_PINMUX_EESK_FUNC_SEL_MASK, PINMUX_EESK_FUNC_SEL_BT_LOG); return 0; } static int rtw8852b_pwr_off_func(struct rtw89_dev *rtwdev) { u32 val32; u32 ret; rtw8852b_pwr_sps_ana(rtwdev); ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_RFC2RF, XTAL_SI_RFC2RF); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_OFF_EI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_OFF_WEI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_WL_RFC_S0, 0, XTAL_SI_RF00); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_WL_RFC_S1, 0, XTAL_SI_RF10); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, XTAL_SI_SRAM2RFC, XTAL_SI_SRAM2RFC); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_PON_EI); if (ret) return ret; ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_PON_WEI); if (ret) return ret; rtw89_write32_set(rtwdev, R_AX_SYS_PW_CTRL, B_AX_EN_WLON); rtw89_write32_clr(rtwdev, R_AX_WLRF_CTRL, B_AX_AFC_AFEDIG); rtw89_write8_clr(rtwdev, R_AX_SYS_FUNC_EN, B_AX_FEN_BB_GLB_RSTN | B_AX_FEN_BBRSTB); rtw89_write32_clr(rtwdev, R_AX_SYS_ADIE_PAD_PWR_CTRL, B_AX_SYM_PADPDN_WL_RFC_1P3); ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_SHDN_WL); if (ret) return ret; rtw89_write32_clr(rtwdev, R_AX_SYS_ADIE_PAD_PWR_CTRL, B_AX_SYM_PADPDN_WL_PTA_1P3); ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_ANAPAR_WL, 0, XTAL_SI_GND_SHDN_WL); if (ret) return ret; rtw89_write32_set(rtwdev, R_AX_SYS_PW_CTRL, B_AX_APFM_OFFMAC); ret = read_poll_timeout(rtw89_read32, val32, !(val32 & B_AX_APFM_OFFMAC), 1000, 20000, false, rtwdev, R_AX_SYS_PW_CTRL); if (ret) return ret; rtw89_write32(rtwdev, R_AX_WLLPS_CTRL, SW_LPS_OPTION); rtw89_write32_set(rtwdev, R_AX_SYS_SWR_CTRL1, B_AX_SYM_CTRL_SPS_PWMFREQ); rtw89_write32_mask(rtwdev, R_AX_SPS_DIG_ON_CTRL0, B_AX_REG_ZCDC_H_MASK, 0x3); rtw89_write32_set(rtwdev, R_AX_SYS_PW_CTRL, B_AX_APFM_SWLPS); return 0; } static void rtw8852b_bb_reset_en(struct rtw89_dev *rtwdev, enum rtw89_band band, enum rtw89_phy_idx phy_idx, bool en) { if (en) { rtw89_phy_write32_idx(rtwdev, R_S0_HW_SI_DIS, B_S0_HW_SI_DIS_W_R_TRIG, 0x0, phy_idx); rtw89_phy_write32_idx(rtwdev, R_S1_HW_SI_DIS, B_S1_HW_SI_DIS_W_R_TRIG, 0x0, phy_idx); rtw89_phy_write32_idx(rtwdev, R_RSTB_ASYNC, B_RSTB_ASYNC_ALL, 1, phy_idx); if (band == RTW89_BAND_2G) rtw89_phy_write32_mask(rtwdev, R_RXCCA, B_RXCCA_DIS, 0x0); rtw89_phy_write32_mask(rtwdev, R_PD_CTRL, B_PD_HIT_DIS, 0x0); } else { rtw89_phy_write32_mask(rtwdev, R_RXCCA, B_RXCCA_DIS, 0x1); rtw89_phy_write32_mask(rtwdev, R_PD_CTRL, B_PD_HIT_DIS, 0x1); rtw89_phy_write32_idx(rtwdev, R_S0_HW_SI_DIS, B_S0_HW_SI_DIS_W_R_TRIG, 0x7, phy_idx); rtw89_phy_write32_idx(rtwdev, R_S1_HW_SI_DIS, B_S1_HW_SI_DIS_W_R_TRIG, 0x7, phy_idx); fsleep(1); rtw89_phy_write32_idx(rtwdev, R_RSTB_ASYNC, B_RSTB_ASYNC_ALL, 0, phy_idx); } } static void rtw8852b_bb_reset(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx) { rtw89_phy_write32_set(rtwdev, R_P0_TXPW_RSTB, B_P0_TXPW_RSTB_MANON); rtw89_phy_write32_set(rtwdev, R_P0_TSSI_TRK, B_P0_TSSI_TRK_EN); rtw89_phy_write32_set(rtwdev, R_P1_TXPW_RSTB, B_P1_TXPW_RSTB_MANON); rtw89_phy_write32_set(rtwdev, R_P1_TSSI_TRK, B_P1_TSSI_TRK_EN); rtw8852bx_bb_reset_all(rtwdev, phy_idx); rtw89_phy_write32_clr(rtwdev, R_P0_TXPW_RSTB, B_P0_TXPW_RSTB_MANON); rtw89_phy_write32_clr(rtwdev, R_P0_TSSI_TRK, B_P0_TSSI_TRK_EN); rtw89_phy_write32_clr(rtwdev, R_P1_TXPW_RSTB, B_P1_TXPW_RSTB_MANON); rtw89_phy_write32_clr(rtwdev, R_P1_TSSI_TRK, B_P1_TSSI_TRK_EN); } static void rtw8852b_set_channel(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, enum rtw89_mac_idx mac_idx, enum rtw89_phy_idx phy_idx) { rtw8852bx_set_channel_mac(rtwdev, chan, mac_idx); rtw8852bx_set_channel_bb(rtwdev, chan, phy_idx); rtw8852b_set_channel_rf(rtwdev, chan, phy_idx); } static void rtw8852b_tssi_cont_en(struct rtw89_dev *rtwdev, bool en, enum rtw89_rf_path path) { static const u32 tssi_trk[2] = {R_P0_TSSI_TRK, R_P1_TSSI_TRK}; static const u32 ctrl_bbrst[2] = {R_P0_TXPW_RSTB, R_P1_TXPW_RSTB}; if (en) { rtw89_phy_write32_mask(rtwdev, ctrl_bbrst[path], B_P0_TXPW_RSTB_MANON, 0x0); rtw89_phy_write32_mask(rtwdev, tssi_trk[path], B_P0_TSSI_TRK_EN, 0x0); } else { rtw89_phy_write32_mask(rtwdev, ctrl_bbrst[path], B_P0_TXPW_RSTB_MANON, 0x1); rtw89_phy_write32_mask(rtwdev, tssi_trk[path], B_P0_TSSI_TRK_EN, 0x1); } } static void rtw8852b_tssi_cont_en_phyidx(struct rtw89_dev *rtwdev, bool en, u8 phy_idx) { if (!rtwdev->dbcc_en) { rtw8852b_tssi_cont_en(rtwdev, en, RF_PATH_A); rtw8852b_tssi_cont_en(rtwdev, en, RF_PATH_B); } else { if (phy_idx == RTW89_PHY_0) rtw8852b_tssi_cont_en(rtwdev, en, RF_PATH_A); else rtw8852b_tssi_cont_en(rtwdev, en, RF_PATH_B); } } static void rtw8852b_adc_en(struct rtw89_dev *rtwdev, bool en) { if (en) rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RST, 0x0); else rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RST, 0xf); } static void rtw8852b_set_channel_help(struct rtw89_dev *rtwdev, bool enter, struct rtw89_channel_help_params *p, const struct rtw89_chan *chan, enum rtw89_mac_idx mac_idx, enum rtw89_phy_idx phy_idx) { if (enter) { rtw89_chip_stop_sch_tx(rtwdev, RTW89_MAC_0, &p->tx_en, RTW89_SCH_TX_SEL_ALL); rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, false); rtw8852b_tssi_cont_en_phyidx(rtwdev, false, RTW89_PHY_0); rtw8852b_adc_en(rtwdev, false); fsleep(40); rtw8852b_bb_reset_en(rtwdev, chan->band_type, phy_idx, false); } else { rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, true); rtw8852b_adc_en(rtwdev, true); rtw8852b_tssi_cont_en_phyidx(rtwdev, true, RTW89_PHY_0); rtw8852b_bb_reset_en(rtwdev, chan->band_type, phy_idx, true); rtw89_chip_resume_sch_tx(rtwdev, RTW89_MAC_0, p->tx_en); } } static void rtw8852b_rfk_init(struct rtw89_dev *rtwdev) { rtwdev->is_tssi_mode[RF_PATH_A] = false; rtwdev->is_tssi_mode[RF_PATH_B] = false; rtw8852b_dpk_init(rtwdev); rtw8852b_rck(rtwdev); rtw8852b_dack(rtwdev, RTW89_CHANCTX_0); rtw8852b_rx_dck(rtwdev, RTW89_PHY_0, RTW89_CHANCTX_0); } static void rtw8852b_rfk_channel(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) { enum rtw89_chanctx_idx chanctx_idx = rtwvif->chanctx_idx; enum rtw89_phy_idx phy_idx = rtwvif->phy_idx; rtw8852b_rx_dck(rtwdev, phy_idx, chanctx_idx); rtw8852b_iqk(rtwdev, phy_idx, chanctx_idx); rtw8852b_tssi(rtwdev, phy_idx, true, chanctx_idx); rtw8852b_dpk(rtwdev, phy_idx, chanctx_idx); } static void rtw8852b_rfk_band_changed(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx, const struct rtw89_chan *chan) { rtw8852b_tssi_scan(rtwdev, phy_idx, chan); } static void rtw8852b_rfk_scan(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, bool start) { rtw8852b_wifi_scan_notify(rtwdev, start, rtwvif->phy_idx, rtwvif->chanctx_idx); } static void rtw8852b_rfk_track(struct rtw89_dev *rtwdev) { rtw8852b_dpk_track(rtwdev); } static void rtw8852b_btc_set_rfe(struct rtw89_dev *rtwdev) { const struct rtw89_btc_ver *ver = rtwdev->btc.ver; union rtw89_btc_module_info *md = &rtwdev->btc.mdinfo; if (ver->fcxinit == 7) { md->md_v7.rfe_type = rtwdev->efuse.rfe_type; md->md_v7.kt_ver = rtwdev->hal.cv; md->md_v7.bt_solo = 0; md->md_v7.switch_type = BTC_SWITCH_INTERNAL; if (md->md_v7.rfe_type > 0) md->md_v7.ant.num = (md->md_v7.rfe_type % 2 ? 2 : 3); else md->md_v7.ant.num = 2; md->md_v7.ant.diversity = 0; md->md_v7.ant.isolation = 10; if (md->md_v7.ant.num == 3) { md->md_v7.ant.type = BTC_ANT_DEDICATED; md->md_v7.bt_pos = BTC_BT_ALONE; } else { md->md_v7.ant.type = BTC_ANT_SHARED; md->md_v7.bt_pos = BTC_BT_BTG; } rtwdev->btc.btg_pos = md->md_v7.ant.btg_pos; rtwdev->btc.ant_type = md->md_v7.ant.type; } else { md->md.rfe_type = rtwdev->efuse.rfe_type; md->md.cv = rtwdev->hal.cv; md->md.bt_solo = 0; md->md.switch_type = BTC_SWITCH_INTERNAL; if (md->md.rfe_type > 0) md->md.ant.num = (md->md.rfe_type % 2 ? 2 : 3); else md->md.ant.num = 2; md->md.ant.diversity = 0; md->md.ant.isolation = 10; if (md->md.ant.num == 3) { md->md.ant.type = BTC_ANT_DEDICATED; md->md.bt_pos = BTC_BT_ALONE; } else { md->md.ant.type = BTC_ANT_SHARED; md->md.bt_pos = BTC_BT_BTG; } rtwdev->btc.btg_pos = md->md.ant.btg_pos; rtwdev->btc.ant_type = md->md.ant.type; } } union rtw8852b_btc_wl_txpwr_ctrl { u32 txpwr_val; struct { union { u16 ctrl_all_time; struct { s16 data:9; u16 rsvd:6; u16 flag:1; } all_time; }; union { u16 ctrl_gnt_bt; struct { s16 data:9; u16 rsvd:7; } gnt_bt; }; }; } __packed; static void rtw8852b_btc_set_wl_txpwr_ctrl(struct rtw89_dev *rtwdev, u32 txpwr_val) { union rtw8852b_btc_wl_txpwr_ctrl arg = { .txpwr_val = txpwr_val }; s32 val; #define __write_ctrl(_reg, _msk, _val, _en, _cond) \ do { \ u32 _wrt = FIELD_PREP(_msk, _val); \ BUILD_BUG_ON(!!(_msk & _en)); \ if (_cond) \ _wrt |= _en; \ else \ _wrt &= ~_en; \ rtw89_mac_txpwr_write32_mask(rtwdev, RTW89_PHY_0, _reg, \ _msk | _en, _wrt); \ } while (0) switch (arg.ctrl_all_time) { case 0xffff: val = 0; break; default: val = arg.all_time.data; break; } __write_ctrl(R_AX_PWR_RATE_CTRL, B_AX_FORCE_PWR_BY_RATE_VALUE_MASK, val, B_AX_FORCE_PWR_BY_RATE_EN, arg.ctrl_all_time != 0xffff); switch (arg.ctrl_gnt_bt) { case 0xffff: val = 0; break; default: val = arg.gnt_bt.data; break; } __write_ctrl(R_AX_PWR_COEXT_CTRL, B_AX_TXAGC_BT_MASK, val, B_AX_TXAGC_BT_EN, arg.ctrl_gnt_bt != 0xffff); #undef __write_ctrl } static const struct rtw89_chip_ops rtw8852b_chip_ops = { .enable_bb_rf = rtw8852bx_mac_enable_bb_rf, .disable_bb_rf = rtw8852bx_mac_disable_bb_rf, .bb_preinit = NULL, .bb_postinit = NULL, .bb_reset = rtw8852b_bb_reset, .bb_sethw = rtw8852bx_bb_sethw, .read_rf = rtw89_phy_read_rf_v1, .write_rf = rtw89_phy_write_rf_v1, .set_channel = rtw8852b_set_channel, .set_channel_help = rtw8852b_set_channel_help, .read_efuse = rtw8852bx_read_efuse, .read_phycap = rtw8852bx_read_phycap, .fem_setup = NULL, .rfe_gpio = NULL, .rfk_hw_init = NULL, .rfk_init = rtw8852b_rfk_init, .rfk_init_late = NULL, .rfk_channel = rtw8852b_rfk_channel, .rfk_band_changed = rtw8852b_rfk_band_changed, .rfk_scan = rtw8852b_rfk_scan, .rfk_track = rtw8852b_rfk_track, .power_trim = rtw8852bx_power_trim, .set_txpwr = rtw8852bx_set_txpwr, .set_txpwr_ctrl = rtw8852bx_set_txpwr_ctrl, .init_txpwr_unit = rtw8852bx_init_txpwr_unit, .get_thermal = rtw8852bx_get_thermal, .ctrl_btg_bt_rx = rtw8852bx_ctrl_btg_bt_rx, .query_ppdu = rtw8852bx_query_ppdu, .convert_rpl_to_rssi = rtw8852bx_convert_rpl_to_rssi, .ctrl_nbtg_bt_tx = rtw8852bx_ctrl_nbtg_bt_tx, .cfg_txrx_path = rtw8852bx_bb_cfg_txrx_path, .set_txpwr_ul_tb_offset = rtw8852bx_set_txpwr_ul_tb_offset, .digital_pwr_comp = NULL, .pwr_on_func = rtw8852b_pwr_on_func, .pwr_off_func = rtw8852b_pwr_off_func, .query_rxdesc = rtw89_core_query_rxdesc, .fill_txdesc = rtw89_core_fill_txdesc, .fill_txdesc_fwcmd = rtw89_core_fill_txdesc, .cfg_ctrl_path = rtw89_mac_cfg_ctrl_path, .mac_cfg_gnt = rtw89_mac_cfg_gnt, .stop_sch_tx = rtw89_mac_stop_sch_tx, .resume_sch_tx = rtw89_mac_resume_sch_tx, .h2c_dctl_sec_cam = NULL, .h2c_default_cmac_tbl = rtw89_fw_h2c_default_cmac_tbl, .h2c_assoc_cmac_tbl = rtw89_fw_h2c_assoc_cmac_tbl, .h2c_ampdu_cmac_tbl = NULL, .h2c_default_dmac_tbl = NULL, .h2c_update_beacon = rtw89_fw_h2c_update_beacon, .h2c_ba_cam = rtw89_fw_h2c_ba_cam, .btc_set_rfe = rtw8852b_btc_set_rfe, .btc_init_cfg = rtw8852bx_btc_init_cfg, .btc_set_wl_pri = rtw8852bx_btc_set_wl_pri, .btc_set_wl_txpwr_ctrl = rtw8852b_btc_set_wl_txpwr_ctrl, .btc_get_bt_rssi = rtw8852bx_btc_get_bt_rssi, .btc_update_bt_cnt = rtw8852bx_btc_update_bt_cnt, .btc_wl_s1_standby = rtw8852bx_btc_wl_s1_standby, .btc_set_wl_rx_gain = rtw8852bx_btc_set_wl_rx_gain, .btc_set_policy = rtw89_btc_set_policy_v1, }; #ifdef CONFIG_PM static const struct wiphy_wowlan_support rtw_wowlan_stub_8852b = { .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, .n_patterns = RTW89_MAX_PATTERN_NUM, .pattern_max_len = RTW89_MAX_PATTERN_SIZE, .pattern_min_len = 1, }; #endif const struct rtw89_chip_info rtw8852b_chip_info = { .chip_id = RTL8852B, .chip_gen = RTW89_CHIP_AX, .ops = &rtw8852b_chip_ops, .mac_def = &rtw89_mac_gen_ax, .phy_def = &rtw89_phy_gen_ax, .fw_basename = RTW8852B_FW_BASENAME, .fw_format_max = RTW8852B_FW_FORMAT_MAX, .try_ce_fw = true, .bbmcu_nr = 0, .needed_fw_elms = 0, .fifo_size = 196608, .small_fifo_size = true, .dle_scc_rsvd_size = 98304, .max_amsdu_limit = 5000, .dis_2g_40m_ul_ofdma = true, .rsvd_ple_ofst = 0x2f800, .hfc_param_ini = rtw8852b_hfc_param_ini_pcie, .dle_mem = rtw8852b_dle_mem_pcie, .wde_qempty_acq_grpnum = 4, .wde_qempty_mgq_grpsel = 4, .rf_base_addr = {0xe000, 0xf000}, .pwr_on_seq = NULL, .pwr_off_seq = NULL, .bb_table = &rtw89_8852b_phy_bb_table, .bb_gain_table = &rtw89_8852b_phy_bb_gain_table, .rf_table = {&rtw89_8852b_phy_radioa_table, &rtw89_8852b_phy_radiob_table,}, .nctl_table = &rtw89_8852b_phy_nctl_table, .nctl_post_table = NULL, .dflt_parms = &rtw89_8852b_dflt_parms, .rfe_parms_conf = NULL, .txpwr_factor_rf = 2, .txpwr_factor_mac = 1, .dig_table = NULL, .dig_regs = &rtw8852b_dig_regs, .tssi_dbw_table = NULL, .support_macid_num = RTW89_MAX_MAC_ID_NUM, .support_link_num = 0, .support_chanctx_num = 0, .support_rnr = false, .support_bands = BIT(NL80211_BAND_2GHZ) | BIT(NL80211_BAND_5GHZ), .support_bandwidths = BIT(NL80211_CHAN_WIDTH_20) | BIT(NL80211_CHAN_WIDTH_40) | BIT(NL80211_CHAN_WIDTH_80), .support_unii4 = true, .ul_tb_waveform_ctrl = true, .ul_tb_pwr_diff = false, .hw_sec_hdr = false, .hw_mgmt_tx_encrypt = false, .rf_path_num = 2, .tx_nss = 2, .rx_nss = 2, .acam_num = 128, .bcam_num = 10, .scam_num = 128, .bacam_num = 2, .bacam_dynamic_num = 4, .bacam_ver = RTW89_BACAM_V0, .ppdu_max_usr = 4, .sec_ctrl_efuse_size = 4, .physical_efuse_size = 1216, .logical_efuse_size = 2048, .limit_efuse_size = 1280, .dav_phy_efuse_size = 96, .dav_log_efuse_size = 16, .efuse_blocks = NULL, .phycap_addr = 0x580, .phycap_size = 128, .para_ver = 0, .wlcx_desired = 0x05050000, .btcx_desired = 0x5, .scbd = 0x1, .mailbox = 0x1, .afh_guard_ch = 6, .wl_rssi_thres = rtw89_btc_8852b_wl_rssi_thres, .bt_rssi_thres = rtw89_btc_8852b_bt_rssi_thres, .rssi_tol = 2, .mon_reg_num = ARRAY_SIZE(rtw89_btc_8852b_mon_reg), .mon_reg = rtw89_btc_8852b_mon_reg, .rf_para_ulink_num = ARRAY_SIZE(rtw89_btc_8852b_rf_ul), .rf_para_ulink = rtw89_btc_8852b_rf_ul, .rf_para_dlink_num = ARRAY_SIZE(rtw89_btc_8852b_rf_dl), .rf_para_dlink = rtw89_btc_8852b_rf_dl, .ps_mode_supported = BIT(RTW89_PS_MODE_RFOFF) | BIT(RTW89_PS_MODE_CLK_GATED) | BIT(RTW89_PS_MODE_PWR_GATED), .low_power_hci_modes = 0, .h2c_cctl_func_id = H2C_FUNC_MAC_CCTLINFO_UD, .hci_func_en_addr = R_AX_HCI_FUNC_EN, .h2c_desc_size = sizeof(struct rtw89_txwd_body), .txwd_body_size = sizeof(struct rtw89_txwd_body), .txwd_info_size = sizeof(struct rtw89_txwd_info), .h2c_ctrl_reg = R_AX_H2CREG_CTRL, .h2c_counter_reg = {R_AX_UDM1 + 1, B_AX_UDM1_HALMAC_H2C_DEQ_CNT_MASK >> 8}, .h2c_regs = rtw8852b_h2c_regs, .c2h_ctrl_reg = R_AX_C2HREG_CTRL, .c2h_counter_reg = {R_AX_UDM1 + 1, B_AX_UDM1_HALMAC_C2H_ENQ_CNT_MASK >> 8}, .c2h_regs = rtw8852b_c2h_regs, .page_regs = &rtw8852b_page_regs, .wow_reason_reg = rtw8852b_wow_wakeup_regs, .cfo_src_fd = true, .cfo_hw_comp = true, .dcfo_comp = &rtw8852b_dcfo_comp, .dcfo_comp_sft = 10, .imr_info = &rtw8852b_imr_info, .imr_dmac_table = NULL, .imr_cmac_table = NULL, .rrsr_cfgs = &rtw8852b_rrsr_cfgs, .bss_clr_vld = {R_BSS_CLR_MAP_V1, B_BSS_CLR_MAP_VLD0}, .bss_clr_map_reg = R_BSS_CLR_MAP_V1, .rfkill_init = &rtw8852b_rfkill_regs, .rfkill_get = {R_AX_GPIO_EXT_CTRL, B_AX_GPIO_IN_9}, .dma_ch_mask = BIT(RTW89_DMA_ACH4) | BIT(RTW89_DMA_ACH5) | BIT(RTW89_DMA_ACH6) | BIT(RTW89_DMA_ACH7) | BIT(RTW89_DMA_B1MG) | BIT(RTW89_DMA_B1HI), .edcca_regs = &rtw8852b_edcca_regs, #ifdef CONFIG_PM .wowlan_stub = &rtw_wowlan_stub_8852b, #endif .xtal_info = NULL, }; EXPORT_SYMBOL(rtw8852b_chip_info); MODULE_FIRMWARE(RTW8852B_MODULE_FIRMWARE); MODULE_AUTHOR("Realtek Corporation"); MODULE_DESCRIPTION("Realtek 802.11ax wireless 8852B driver"); MODULE_LICENSE("Dual BSD/GPL");