diff options
Diffstat (limited to 'package/kernel/mac80211/patches/652-0036-rtl8xxxu-Implement-rtl8188e_set_tx_power.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/652-0036-rtl8xxxu-Implement-rtl8188e_set_tx_power.patch | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/652-0036-rtl8xxxu-Implement-rtl8188e_set_tx_power.patch b/package/kernel/mac80211/patches/652-0036-rtl8xxxu-Implement-rtl8188e_set_tx_power.patch new file mode 100644 index 0000000000..b386715e43 --- /dev/null +++ b/package/kernel/mac80211/patches/652-0036-rtl8xxxu-Implement-rtl8188e_set_tx_power.patch @@ -0,0 +1,84 @@ +From cf02f3fe981c1f11a41cf885d7c5a0298378b0d6 Mon Sep 17 00:00:00 2001 +From: Jes Sorensen <Jes.Sorensen@redhat.com> +Date: Fri, 22 Jul 2016 16:50:59 -0400 +Subject: [PATCH] rtl8xxxu: Implement rtl8188e_set_tx_power() + +This matches the code used to set TX power on 8192eu, except it only +handles path A. + +We should be able to consolidate this code. + +Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> +--- + .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 57 ++++++++++++++++++++++ + 1 file changed, 57 insertions(+) + +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c +@@ -283,9 +283,66 @@ static struct rtl8xxxu_rfregval rtl8188e + {0xff, 0xffffffff} + }; + ++int rtl8xxxu_8188e_channel_to_group(int channel) ++{ ++ int group; ++ ++ if (channel < 3) ++ group = 0; ++ else if (channel < 6) ++ group = 1; ++ else if (channel < 9) ++ group = 2; ++ else if (channel < 12) ++ group = 3; ++ else if (channel < 14) ++ group = 4; ++ else ++ group = 5; ++ ++ return group; ++} ++ + static void + rtl8188e_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 = rtl8xxxu_8188e_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); + } + + static int rtl8188eu_parse_efuse(struct rtl8xxxu_priv *priv) |