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authorSujith Manoharan <c_manoha@qca.qualcomm.com>2013-09-02 13:59:00 +0530
committerJohn W. Linville <linville@tuxdriver.com>2013-09-26 15:13:27 -0400
commit7e12d6a496fefb202ea2bfbbcab7426b9bd77d5b (patch)
treebde321112b49896502a3d57d09669054ad28d0e6 /drivers
parent1c6bbe47396bb1b6ddb4967e262371e3857de2e7 (diff)
ath9k: Bypass EEPROM for diversity cap for AR9565
Use a default antenna diversity value for AR9565 instead of relying on the EEPROM/OTP programmed value. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_eeprom.c5
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_eeprom.h2
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index f4864807e15b..6af2d738a39e 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -2991,7 +2991,10 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah,
case EEP_CHAIN_MASK_REDUCE:
return (pBase->miscConfiguration >> 0x3) & 0x1;
case EEP_ANT_DIV_CTL1:
- return eep->base_ext1.ant_div_control;
+ if (AR_SREV_9565(ah))
+ return AR9300_EEP_ANTDIV_CONTROL_DEFAULT_VALUE;
+ else
+ return eep->base_ext1.ant_div_control;
case EEP_ANTENNA_GAIN_5G:
return eep->modalHeader5G.antennaGain;
case EEP_ANTENNA_GAIN_2G:
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
index 75d4fb41962f..0e5daa58a4fc 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h
@@ -52,6 +52,8 @@
#define AR9300_PAPRD_SCALE_2 0x70000000
#define AR9300_PAPRD_SCALE_2_S 28
+#define AR9300_EEP_ANTDIV_CONTROL_DEFAULT_VALUE 0xc9
+
/* Delta from which to start power to pdadc table */
/* This offset is used in both open loop and closed loop power control
* schemes. In open loop power control, it is not really needed, but for