From 1d3cc44dddf8501934172ea141397647f01bb0c6 Mon Sep 17 00:00:00 2001 From: Jes Sorensen Date: Mon, 29 Feb 2016 17:05:24 -0500 Subject: [PATCH] rtl8xxxu: Set 8723bu MCS TX power This adds the missing support for setting MCS TX power rates on 8723bu. Signed-off-by: Jes Sorensen Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index e8006055c7c4..56813390c0ea 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -2062,8 +2062,8 @@ rtl8723a_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) static void rtl8723b_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) { - u32 val32, ofdm; - u8 cck, ofdmbase; + u32 val32, ofdm, mcs; + u8 cck, ofdmbase, mcsbase; int group, tx_idx; tx_idx = 0; @@ -2086,6 +2086,16 @@ rtl8723b_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE18_06, ofdm); rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE54_24, ofdm); + + mcsbase = priv->ht40_1s_tx_power_index_B[group]; + if (ht40) + mcsbase += priv->ht40_tx_power_diff[tx_idx++].b; + else + mcsbase += priv->ht20_tx_power_diff[tx_idx++].b; + mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24; + + rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS03_MCS00, mcs); + rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS07_MCS04, mcs); } static void rtl8xxxu_set_linktype(struct rtl8xxxu_priv *priv, -- 2.20.1