ath9k: add support for a newer tx gain table used in some TP-Link devices

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 48233

diff --git a/package/kernel/mac80211/patches/305-ath9k_hw-add-low-power-tx-gain-table-for-AR953x.patch b/package/kernel/mac80211/patches/305-ath9k_hw-add-low-power-tx-gain-table-for-AR953x.patch
new file mode 100644 (file)
index 0000000..22b987a
--- /dev/null
+++ b/package/kernel/mac80211/patches/305-ath9k_hw-add-low-power-tx-gain-table-for-AR953x.patch
@@ -0,0 +1,95 @@
+From: Felix Fietkau <nbd@openwrt.org>
+Date: Thu, 14 Jan 2016 03:14:03 +0100
+Subject: [PATCH] ath9k_hw: add low power tx gain table for AR953x
+
+Used in some newer TP-Link AR9533 devices.
+
+Signed-off-by: Felix Fietkau <nbd@openwrt.org>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+@@ -698,6 +698,9 @@ static void ar9003_tx_gain_table_mode2(s
+       else if (AR_SREV_9340(ah))
+               INIT_INI_ARRAY(&ah->iniModesTxGain,
+                       ar9340Modes_low_ob_db_tx_gain_table_1p0);
++      else if (AR_SREV_9531_11(ah))
++              INIT_INI_ARRAY(&ah->iniModesTxGain,
++                             qca953x_1p1_modes_no_xpa_low_power_tx_gain_table);
+       else if (AR_SREV_9485_11_OR_LATER(ah))
+               INIT_INI_ARRAY(&ah->iniModesTxGain,
+                       ar9485Modes_low_ob_db_tx_gain_1_1);
+--- a/drivers/net/wireless/ath/ath9k/ar953x_initvals.h
++++ b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h
+@@ -757,6 +757,71 @@ static const u32 qca953x_1p1_modes_xpa_t
+       {0x00016448, 0x6c927a70},
+ };
+ 
++static const u32 qca953x_1p1_modes_no_xpa_low_power_tx_gain_table[][2] = {
++      /* Addr      allmodes  */
++      {0x0000a2dc, 0xfff55592},
++      {0x0000a2e0, 0xfff99924},
++      {0x0000a2e4, 0xfffe1e00},
++      {0x0000a2e8, 0xffffe000},
++      {0x0000a410, 0x000050d6},
++      {0x0000a500, 0x00000069},
++      {0x0000a504, 0x0400006b},
++      {0x0000a508, 0x0800006d},
++      {0x0000a50c, 0x0c000269},
++      {0x0000a510, 0x1000026b},
++      {0x0000a514, 0x1400026d},
++      {0x0000a518, 0x18000669},
++      {0x0000a51c, 0x1c00066b},
++      {0x0000a520, 0x1d000a68},
++      {0x0000a524, 0x21000a6a},
++      {0x0000a528, 0x25000a6c},
++      {0x0000a52c, 0x29000a6e},
++      {0x0000a530, 0x2d0012a9},
++      {0x0000a534, 0x310012ab},
++      {0x0000a538, 0x350012ad},
++      {0x0000a53c, 0x39001b0a},
++      {0x0000a540, 0x3d001b0c},
++      {0x0000a544, 0x41001b0e},
++      {0x0000a548, 0x43001bae},
++      {0x0000a54c, 0x45001914},
++      {0x0000a550, 0x47001916},
++      {0x0000a554, 0x49001b96},
++      {0x0000a558, 0x49001b96},
++      {0x0000a55c, 0x49001b96},
++      {0x0000a560, 0x49001b96},
++      {0x0000a564, 0x49001b96},
++      {0x0000a568, 0x49001b96},
++      {0x0000a56c, 0x49001b96},
++      {0x0000a570, 0x49001b96},
++      {0x0000a574, 0x49001b96},
++      {0x0000a578, 0x49001b96},
++      {0x0000a57c, 0x49001b96},
++      {0x0000a600, 0x00000000},
++      {0x0000a604, 0x00000000},
++      {0x0000a608, 0x00000000},
++      {0x0000a60c, 0x00000000},
++      {0x0000a610, 0x00000000},
++      {0x0000a614, 0x00000000},
++      {0x0000a618, 0x00804201},
++      {0x0000a61c, 0x01408201},
++      {0x0000a620, 0x01408502},
++      {0x0000a624, 0x01408502},
++      {0x0000a628, 0x01408502},
++      {0x0000a62c, 0x01408502},
++      {0x0000a630, 0x01408502},
++      {0x0000a634, 0x01408502},
++      {0x0000a638, 0x01408502},
++      {0x0000a63c, 0x01408502},
++      {0x0000b2dc, 0xfff55592},
++      {0x0000b2e0, 0xfff99924},
++      {0x0000b2e4, 0xfffe1e00},
++      {0x0000b2e8, 0xffffe000},
++      {0x00016044, 0x044922db},
++      {0x00016048, 0x6c927a70},
++      {0x00016444, 0x044922db},
++      {0x00016448, 0x6c927a70},
++};
++
+ static const u32 qca953x_2p0_baseband_core[][2] = {
+       /* Addr      allmodes  */
+       {0x00009800, 0xafe68e30},