From: Jes Sorensen <[email protected]> 8192eu is a 2T part, so setting TX power for path A only, as done by rtl8723bu_set_tx_power() is not sufficient.
Signed-off-by: Jes Sorensen <[email protected]> --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 78 +++++++++++++++++++++++- 1 file changed, 77 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index 99cf4aa..7ab009f 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -2555,6 +2555,82 @@ rtl8723b_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS07_MCS04, mcs); } +static void +rtl8192e_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) +{ + u32 val32, ofdm, mcs; + u8 cck, ofdmbase, mcsbase; + int group, tx_idx; + + tx_idx = 0; + group = rtl8723b_channel_to_group(channel); + + cck = priv->cck_tx_power_index_A[group]; + + val32 = rtl8xxxu_read32(priv, REG_TX_AGC_A_CCK1_MCS32); + val32 &= 0xffff00ff; + val32 |= (cck << 8); + rtl8xxxu_write32(priv, REG_TX_AGC_A_CCK1_MCS32, val32); + + val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11); + val32 &= 0xff; + val32 |= ((cck << 8) | (cck << 16) | (cck << 24)); + rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32); + + ofdmbase = priv->ht40_1s_tx_power_index_A[group]; + ofdmbase += priv->ofdm_tx_power_diff[tx_idx].a; + ofdm = ofdmbase | ofdmbase << 8 | ofdmbase << 16 | ofdmbase << 24; + + 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_A[group]; + if (ht40) + mcsbase += priv->ht40_tx_power_diff[tx_idx++].a; + else + mcsbase += priv->ht20_tx_power_diff[tx_idx++].a; + 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); + rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS11_MCS08, mcs); + rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS15_MCS12, mcs); + + if (priv->tx_paths > 1) { + cck = priv->cck_tx_power_index_B[group]; + + val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK1_55_MCS32); + val32 &= 0xff; + val32 |= ((cck << 8) | (cck << 16) | (cck << 24)); + rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK1_55_MCS32, val32); + + val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11); + val32 &= 0xffffff00; + val32 |= cck; + rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32); + + ofdmbase = priv->ht40_1s_tx_power_index_B[group]; + ofdmbase += priv->ofdm_tx_power_diff[tx_idx].b; + ofdm = ofdmbase | ofdmbase << 8 | + ofdmbase << 16 | ofdmbase << 24; + + rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE18_06, ofdm); + rtl8xxxu_write32(priv, REG_TX_AGC_B_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_B_MCS03_MCS00, mcs); + rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS07_MCS04, mcs); + rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS11_MCS08, mcs); + rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS15_MCS12, mcs); + } +} + static void rtl8xxxu_set_linktype(struct rtl8xxxu_priv *priv, enum nl80211_iftype linktype) { @@ -9784,7 +9860,7 @@ static struct rtl8xxxu_fileops rtl8192eu_fops = { .parse_rx_desc = rtl8723bu_parse_rx_desc, .enable_rf = rtl8723b_enable_rf, .disable_rf = rtl8723b_disable_rf, - .set_tx_power = rtl8723b_set_tx_power, + .set_tx_power = rtl8192e_set_tx_power, .update_rate_mask = rtl8723bu_update_rate_mask, .report_connect = rtl8723bu_report_connect, .writeN_block_size = 128, -- 2.5.5 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
