This is enabled only for ar9285.
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/eeprom.h | 2 ++
drivers/net/wireless/ath/ath9k/eeprom_4k.c | 4 ++++
drivers/net/wireless/ath/ath9k/hw.c | 9 +++++++++
drivers/net/wireless/ath/ath9k/hw.h | 1 +
4 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.h b/drivers/net/wireless/ath/ath9k/eeprom.h
index 0b09db0..3216b70 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom.h
+++ b/drivers/net/wireless/ath/ath9k/eeprom.h
@@ -266,6 +266,8 @@ enum eeprom_param {
EEP_INTERNAL_REGULATOR,
EEP_SWREG,
EEP_PAPRD,
+ EEP_MODAL_VER,
+ EEP_ANT_DIV_CTL1,
};
enum ar5416_rates {
diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
index 9cccd12..2e1397b 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
@@ -213,6 +213,10 @@ static u32 ath9k_hw_4k_get_eeprom(struct ath_hw *ah,
return 0;
case EEP_PWR_TABLE_OFFSET:
return AR5416_PWR_TABLE_OFFSET_DB;
+ case EEP_MODAL_VER:
+ return pModal->version;
+ case EEP_ANT_DIV_CTL1:
+ return pModal->antdiv_ctl1;
default:
return 0;
}
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 3384ca1..68940a8 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2056,6 +2056,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw;
u16 capField = 0, eeval;
+ u8 ant_div_ctl1;
eeval = ah->eep_ops->get_eeprom(ah, EEP_REG_0);
regulatory->current_rd = eeval;
@@ -2280,6 +2281,14 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
if (AR_SREV_9287_10_OR_LATER(ah) || AR_SREV_9271(ah))
pCap->hw_caps |= ATH9K_HW_CAP_SGI_20;
+ if (AR_SREV_9285(ah))
+ if (ah->eep_ops->get_eeprom(ah, EEP_MODAL_VER) >= 3) {
+ ant_div_ctl1 =
+ ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1);
+ if ((ant_div_ctl1 & 0x1) && ((ant_div_ctl1 >> 3) & 0x1))
+ pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB;
+ }
+
return 0;
}
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 1601dd4..1a0efbd 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -204,6 +204,7 @@ enum ath9k_hw_caps {
ATH9K_HW_CAP_FASTCLOCK = BIT(20),
ATH9K_HW_CAP_SGI_20 = BIT(21),
ATH9K_HW_CAP_PAPRD = BIT(22),
+ ATH9K_HW_CAP_ANT_DIV_COMB = BIT(23),
};
struct ath9k_hw_capabilities {
--
1.7.0.4
--
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