From c7ccb2402ebb567016b09bf50e225066c72a9c09 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 17 Nov 2023 10:40:28 +0800 Subject: [PATCH] wifi: rtw89: 8922a: read efuse content via efuse map struct from logic map Define efuse map struct of RTW89_EFUSE_BLOCK_RF block, and read needed data from efuse logic map into driver. Also, with efuse power-on state, read MAC address via register interface according to HCI interface. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20231117024029.113845-6-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/rtw8922a.c | 150 ++++++++++++++++++ drivers/net/wireless/realtek/rtw89/rtw8922a.h | 58 +++++++ 2 files changed, 208 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a.c b/drivers/net/wireless/realtek/rtw89/rtw8922a.c index 4a431640a1ce..bed74ab4a7c2 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8922a.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a.c @@ -26,6 +26,155 @@ static const struct rtw89_efuse_block_cfg rtw8922a_efuse_blocks[] = { [RTW89_EFUSE_BLOCK_ADIE] = {.offset = 0x70000, .size = 0x10}, }; +static void rtw8922a_efuse_parsing_tssi(struct rtw89_dev *rtwdev, + struct rtw8922a_efuse *map) +{ + struct rtw8922a_tssi_offset *ofst[] = {&map->path_a_tssi, &map->path_b_tssi}; + u8 *bw40_1s_tssi_6g_ofst[] = {map->bw40_1s_tssi_6g_a, map->bw40_1s_tssi_6g_b}; + struct rtw89_tssi_info *tssi = &rtwdev->tssi; + u8 i, j; + + tssi->thermal[RF_PATH_A] = map->path_a_therm; + tssi->thermal[RF_PATH_B] = map->path_b_therm; + + for (i = 0; i < RF_PATH_NUM_8922A; i++) { + memcpy(tssi->tssi_cck[i], ofst[i]->cck_tssi, + sizeof(ofst[i]->cck_tssi)); + + for (j = 0; j < TSSI_CCK_CH_GROUP_NUM; j++) + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][EFUSE] path=%d cck[%d]=0x%x\n", + i, j, tssi->tssi_cck[i][j]); + + memcpy(tssi->tssi_mcs[i], ofst[i]->bw40_tssi, + sizeof(ofst[i]->bw40_tssi)); + memcpy(tssi->tssi_mcs[i] + TSSI_MCS_2G_CH_GROUP_NUM, + ofst[i]->bw40_1s_tssi_5g, sizeof(ofst[i]->bw40_1s_tssi_5g)); + memcpy(tssi->tssi_6g_mcs[i], bw40_1s_tssi_6g_ofst[i], + sizeof(tssi->tssi_6g_mcs[i])); + + for (j = 0; j < TSSI_MCS_CH_GROUP_NUM; j++) + rtw89_debug(rtwdev, RTW89_DBG_TSSI, + "[TSSI][EFUSE] path=%d mcs[%d]=0x%x\n", + i, j, tssi->tssi_mcs[i][j]); + } +} + +static void rtw8922a_efuse_parsing_gain_offset(struct rtw89_dev *rtwdev, + struct rtw8922a_efuse *map) +{ + struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain; + bool all_0xff = true, all_0x00 = true; + int i, j; + u8 t; + + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_2G_CCK] = map->rx_gain_a._2g_cck; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_2G_CCK] = map->rx_gain_b._2g_cck; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_2G_OFDM] = map->rx_gain_a._2g_ofdm; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_2G_OFDM] = map->rx_gain_b._2g_ofdm; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_5G_LOW] = map->rx_gain_a._5g_low; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_5G_LOW] = map->rx_gain_b._5g_low; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_5G_MID] = map->rx_gain_a._5g_mid; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_5G_MID] = map->rx_gain_b._5g_mid; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_5G_HIGH] = map->rx_gain_a._5g_high; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_5G_HIGH] = map->rx_gain_b._5g_high; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_L0] = map->rx_gain_6g_a._6g_l0; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_L0] = map->rx_gain_6g_b._6g_l0; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_L1] = map->rx_gain_6g_a._6g_l1; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_L1] = map->rx_gain_6g_b._6g_l1; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_M0] = map->rx_gain_6g_a._6g_m0; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_M0] = map->rx_gain_6g_b._6g_m0; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_M1] = map->rx_gain_6g_a._6g_m1; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_M1] = map->rx_gain_6g_b._6g_m1; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_H0] = map->rx_gain_6g_a._6g_h0; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_H0] = map->rx_gain_6g_b._6g_h0; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_H1] = map->rx_gain_6g_a._6g_h1; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_H1] = map->rx_gain_6g_b._6g_h1; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_UH0] = map->rx_gain_6g_a._6g_uh0; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_UH0] = map->rx_gain_6g_b._6g_uh0; + gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_UH1] = map->rx_gain_6g_a._6g_uh1; + gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_UH1] = map->rx_gain_6g_b._6g_uh1; + + for (i = RF_PATH_A; i <= RF_PATH_B; i++) + for (j = 0; j < RTW89_GAIN_OFFSET_NR; j++) { + t = gain->offset[i][j]; + if (t != 0xff) + all_0xff = false; + if (t != 0x0) + all_0x00 = false; + + /* transform: sign-bit + U(7,2) to S(8,2) */ + if (t & 0x80) + gain->offset[i][j] = (t ^ 0x7f) + 1; + } + + gain->offset_valid = !all_0xff && !all_0x00; +} + +static void rtw8922a_read_efuse_mac_addr(struct rtw89_dev *rtwdev, u32 addr) +{ + struct rtw89_efuse *efuse = &rtwdev->efuse; + u16 val; + int i; + + for (i = 0; i < ETH_ALEN; i += 2, addr += 2) { + val = rtw89_read16(rtwdev, addr); + efuse->addr[i] = val & 0xff; + efuse->addr[i + 1] = val >> 8; + } +} + +static int rtw8922a_read_efuse_pci_sdio(struct rtw89_dev *rtwdev, u8 *log_map) +{ + struct rtw89_efuse *efuse = &rtwdev->efuse; + + if (rtwdev->hci.type == RTW89_HCI_TYPE_PCIE) + rtw8922a_read_efuse_mac_addr(rtwdev, 0x3104); + else + ether_addr_copy(efuse->addr, log_map + 0x001A); + + return 0; +} + +static int rtw8922a_read_efuse_usb(struct rtw89_dev *rtwdev, u8 *log_map) +{ + rtw8922a_read_efuse_mac_addr(rtwdev, 0x4078); + + return 0; +} + +static int rtw8922a_read_efuse_rf(struct rtw89_dev *rtwdev, u8 *log_map) +{ + struct rtw8922a_efuse *map = (struct rtw8922a_efuse *)log_map; + struct rtw89_efuse *efuse = &rtwdev->efuse; + + efuse->rfe_type = map->rfe_type; + efuse->xtal_cap = map->xtal_k; + efuse->country_code[0] = map->country_code[0]; + efuse->country_code[1] = map->country_code[1]; + rtw8922a_efuse_parsing_tssi(rtwdev, map); + rtw8922a_efuse_parsing_gain_offset(rtwdev, map); + + rtw89_info(rtwdev, "chip rfe_type is %d\n", efuse->rfe_type); + + return 0; +} + +static int rtw8922a_read_efuse(struct rtw89_dev *rtwdev, u8 *log_map, + enum rtw89_efuse_block block) +{ + switch (block) { + case RTW89_EFUSE_BLOCK_HCI_DIG_PCIE_SDIO: + return rtw8922a_read_efuse_pci_sdio(rtwdev, log_map); + case RTW89_EFUSE_BLOCK_HCI_DIG_USB: + return rtw8922a_read_efuse_usb(rtwdev, log_map); + case RTW89_EFUSE_BLOCK_RF: + return rtw8922a_read_efuse_rf(rtwdev, log_map); + default: + return 0; + } +} + #ifdef CONFIG_PM static const struct wiphy_wowlan_support rtw_wowlan_stub_8922a = { .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, @@ -36,6 +185,7 @@ static const struct wiphy_wowlan_support rtw_wowlan_stub_8922a = { #endif static const struct rtw89_chip_ops rtw8922a_chip_ops = { + .read_efuse = rtw8922a_read_efuse, }; const struct rtw89_chip_info rtw8922a_chip_info = { diff --git a/drivers/net/wireless/realtek/rtw89/rtw8922a.h b/drivers/net/wireless/realtek/rtw89/rtw8922a.h index eae70b1f8d01..597317ab6af7 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8922a.h +++ b/drivers/net/wireless/realtek/rtw89/rtw8922a.h @@ -10,6 +10,64 @@ #define RF_PATH_NUM_8922A 2 #define BB_PATH_NUM_8922A 2 +struct rtw8922a_tssi_offset { + u8 cck_tssi[TSSI_CCK_CH_GROUP_NUM]; + u8 bw40_tssi[TSSI_MCS_2G_CH_GROUP_NUM]; + u8 rsvd[7]; + u8 bw40_1s_tssi_5g[TSSI_MCS_5G_CH_GROUP_NUM]; + u8 bw_diff_5g[10]; +} __packed; + +struct rtw8922a_rx_gain { + u8 _2g_ofdm; + u8 _2g_cck; + u8 _5g_low; + u8 _5g_mid; + u8 _5g_high; +} __packed; + +struct rtw8922a_rx_gain_6g { + u8 _6g_l0; + u8 _6g_l1; + u8 _6g_m0; + u8 _6g_m1; + u8 _6g_h0; + u8 _6g_h1; + u8 _6g_uh0; + u8 _6g_uh1; +} __packed; + +struct rtw8922a_efuse { + u8 country_code[2]; + u8 rsvd[0xe]; + struct rtw8922a_tssi_offset path_a_tssi; + struct rtw8922a_tssi_offset path_b_tssi; + u8 rsvd1[0x54]; + u8 channel_plan; + u8 xtal_k; + u8 rsvd2[0x7]; + u8 board_info; + u8 rsvd3[0x8]; + u8 rfe_type; + u8 rsvd4[0x5]; + u8 path_a_therm; + u8 path_b_therm; + u8 rsvd5[0x2]; + struct rtw8922a_rx_gain rx_gain_a; + struct rtw8922a_rx_gain rx_gain_b; + u8 rsvd6[0x22]; + u8 bw40_1s_tssi_6g_a[TSSI_MCS_6G_CH_GROUP_NUM]; + u8 rsvd7[0xa]; + u8 bw40_1s_tssi_6g_b[TSSI_MCS_6G_CH_GROUP_NUM]; + u8 rsvd8[0xa]; + u8 bw40_1s_tssi_6g_c[TSSI_MCS_6G_CH_GROUP_NUM]; + u8 rsvd9[0xa]; + u8 bw40_1s_tssi_6g_d[TSSI_MCS_6G_CH_GROUP_NUM]; + u8 rsvd10[0xa]; + struct rtw8922a_rx_gain_6g rx_gain_6g_a; + struct rtw8922a_rx_gain_6g rx_gain_6g_b; +} __packed; + extern const struct rtw89_chip_info rtw8922a_chip_info; #endif -- 2.25.1