From 3be269990814e7f052e134cfc1d538b7010c0600 Mon Sep 17 00:00:00 2001 From: Jes Sorensen Date: Mon, 29 Feb 2016 17:05:22 -0500 Subject: [PATCH] rtl8xxxu: Parse efuse power indices for 8723bu This should (hopefully) parse the power indices correctly for the 8723bu. Signed-off-by: Jes Sorensen Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 43 ++++++++++++++++++++++++ drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 43 +++++++++++++++--------- 2 files changed, 71 insertions(+), 15 deletions(-) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index 4c37bd4..0723008 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -2358,12 +2358,55 @@ static int rtl8723au_parse_efuse(struct rtl8xxxu_priv *priv) static int rtl8723bu_parse_efuse(struct rtl8xxxu_priv *priv) { struct rtl8723bu_efuse *efuse = &priv->efuse_wifi.efuse8723bu; + int i; if (efuse->rtl_id != cpu_to_le16(0x8129)) return -EINVAL; ether_addr_copy(priv->mac_addr, efuse->mac_addr); + memcpy(priv->cck_tx_power_index_A, efuse->tx_power_index_A.cck_base, + sizeof(efuse->tx_power_index_A.cck_base)); + memcpy(priv->cck_tx_power_index_B, efuse->tx_power_index_B.cck_base, + sizeof(efuse->tx_power_index_B.cck_base)); + + memcpy(priv->ht40_1s_tx_power_index_A, + efuse->tx_power_index_A.ht40_base, + sizeof(efuse->tx_power_index_A.ht40_base)); + memcpy(priv->ht40_1s_tx_power_index_B, + efuse->tx_power_index_B.ht40_base, + sizeof(efuse->tx_power_index_B.ht40_base)); + + priv->ofdm_tx_power_diff[0].a = + efuse->tx_power_index_A.ht20_ofdm_1s_diff.a; + priv->ofdm_tx_power_diff[0].b = + efuse->tx_power_index_B.ht20_ofdm_1s_diff.a; + + priv->ht20_tx_power_diff[0].a = + efuse->tx_power_index_A.ht20_ofdm_1s_diff.b; + priv->ht20_tx_power_diff[0].b = + efuse->tx_power_index_B.ht20_ofdm_1s_diff.b; + + priv->ht40_tx_power_diff[0].a = 0; + priv->ht40_tx_power_diff[0].b = 0; + + for (i = 1; i < RTL8723B_TX_COUNT; i++) { + priv->ofdm_tx_power_diff[i].a = + efuse->tx_power_index_A.pwr_diff[i - 1].ofdm; + priv->ofdm_tx_power_diff[i].b = + efuse->tx_power_index_B.pwr_diff[i - 1].ofdm; + + priv->ht20_tx_power_diff[i].a = + efuse->tx_power_index_A.pwr_diff[i - 1].ht20; + priv->ht20_tx_power_diff[i].b = + efuse->tx_power_index_B.pwr_diff[i - 1].ht20; + + priv->ht40_tx_power_diff[i].a = + efuse->tx_power_index_A.pwr_diff[i - 1].ht40; + priv->ht40_tx_power_diff[i].b = + efuse->tx_power_index_B.pwr_diff[i - 1].ht40; + } + priv->has_xtalk = 1; priv->xtalk = priv->efuse_wifi.efuse8723bu.xtal_k & 0x3f; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index 92768f5..fe23561 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -54,6 +54,7 @@ #define RTL8723A_CHANNEL_GROUPS 3 #define RTL8723A_MAX_RF_PATHS 2 #define RTL8723B_CHANNEL_GROUPS 6 +#define RTL8723B_TX_COUNT 4 #define RTL8723B_MAX_RF_PATHS 4 #define RTL8XXXU_MAX_CHANNEL_GROUPS 6 #define RF6052_MAX_TX_PWR 0x3f @@ -634,16 +635,25 @@ struct rtl8192cu_efuse { u8 customer_id; }; +struct rtl8723bu_pwr_idx { +#ifdef __LITTLE_ENDIAN + int ht20:4; + int ht40:4; + int ofdm:4; + int cck:4; +#else + int cck:4; + int ofdm:4; + int ht40:4; + int ht20:4; +#endif +} __attribute__((packed)); + struct rtl8723bu_efuse_tx_power { u8 cck_base[6]; u8 ht40_base[5]; struct rtl8723au_idx ht20_ofdm_1s_diff; - struct rtl8723au_idx ht40_ht20_2s_diff; - struct rtl8723au_idx ofdm_cck_2s_diff; /* not used */ - struct rtl8723au_idx ht40_ht20_3s_diff; - struct rtl8723au_idx ofdm_cck_3s_diff; /* not used */ - struct rtl8723au_idx ht40_ht20_4s_diff; - struct rtl8723au_idx ofdm_cck_4s_diff; /* not used */ + struct rtl8723bu_pwr_idx pwr_diff[3]; u8 dummy5g[24]; /* max channel group (14) + power diff offset (10) */ }; @@ -1057,15 +1067,18 @@ struct rtl8xxxu_priv { * bits 0-3: path A, bits 4-7: path B, all values 4 bits signed */ struct rtl8723au_idx ht40_2s_tx_power_index_diff[ - RTL8XXXU_MAX_CHANNEL_GROUPS]; - struct rtl8723au_idx ht20_tx_power_index_diff[ - RTL8XXXU_MAX_CHANNEL_GROUPS]; - struct rtl8723au_idx ofdm_tx_power_index_diff[ - RTL8XXXU_MAX_CHANNEL_GROUPS]; - struct rtl8723au_idx ht40_max_power_offset[ - RTL8XXXU_MAX_CHANNEL_GROUPS]; - struct rtl8723au_idx ht20_max_power_offset[ - RTL8XXXU_MAX_CHANNEL_GROUPS]; + RTL8723A_CHANNEL_GROUPS]; + struct rtl8723au_idx ht20_tx_power_index_diff[RTL8723A_CHANNEL_GROUPS]; + struct rtl8723au_idx ofdm_tx_power_index_diff[RTL8723A_CHANNEL_GROUPS]; + struct rtl8723au_idx ht40_max_power_offset[RTL8723A_CHANNEL_GROUPS]; + struct rtl8723au_idx ht20_max_power_offset[RTL8723A_CHANNEL_GROUPS]; + /* + * Newer generation chips only keep power diffs per TX count, + * not per channel group. + */ + struct rtl8723au_idx ofdm_tx_power_diff[RTL8723B_TX_COUNT]; + struct rtl8723au_idx ht20_tx_power_diff[RTL8723B_TX_COUNT]; + struct rtl8723au_idx ht40_tx_power_diff[RTL8723B_TX_COUNT]; u32 chip_cut:4; u32 rom_rev:4; u32 is_multi_func:1; -- 2.7.4