3.2.49-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
commit 30d5b709da23f4ab9836c7f66d2d2e780a69cf12 upstream.
For AR9485 boards with XLNA, the default gpio config
is not set correctly, fix this.
Signed-off-by: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 8 ++++++--
drivers/net/wireless/ath/ath9k/ar9003_phy.h | 2 ++
2 files changed, 8 insertions(+), 2 deletions(-)
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -3625,7 +3625,7 @@ static u16 ar9003_hw_ant_ctrl_chain_get(
static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz)
{
int chain;
- u32 regval;
+ u32 regval, value;
u32 ant_div_ctl1;
static const u32 switch_chain_reg[AR9300_MAX_CHAINS] = {
AR_PHY_SWITCH_CHAIN_0,
@@ -3633,7 +3633,11 @@ static void ar9003_hw_ant_ctrl_apply(str
AR_PHY_SWITCH_CHAIN_2,
};
- u32 value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz);
+ if (AR_SREV_9485(ah) && (ar9003_hw_get_rx_gain_idx(ah) == 0))
+ ath9k_hw_cfg_output(ah, AR9300_EXT_LNA_CTL_GPIO_AR9485,
+ AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED);
+
+ value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz);
if (AR_SREV_9462(ah)) {
if (AR_SREV_9462_10(ah)) {
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
@@ -334,6 +334,8 @@
#define AR_PHY_CCA_NOM_VAL_9330_2GHZ -118
+#define AR9300_EXT_LNA_CTL_GPIO_AR9485 9
+
/*
* AGC Field Definitions
*/
--
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