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-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c16
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h1
-rw-r--r--drivers/net/wireless/ath/ath9k/mac.c6
3 files changed, 12 insertions, 11 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 2e767cf22f1..1fb14edfcb2 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1151,7 +1151,8 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah,
ah->mask_reg |= AR_IMR_MIB;
REG_WRITE(ah, AR_IMR, ah->mask_reg);
- REG_WRITE(ah, AR_IMR_S2, REG_READ(ah, AR_IMR_S2) | AR_IMR_S2_GTT);
+ ah->imrs2_reg |= AR_IMR_S2_GTT;
+ REG_WRITE(ah, AR_IMR_S2, ah->imrs2_reg);
if (!AR_SREV_9100(ah)) {
REG_WRITE(ah, AR_INTR_SYNC_CAUSE, 0xFFFFFFFF);
@@ -2920,14 +2921,11 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints)
ath_print(common, ATH_DBG_INTERRUPT, "new IMR 0x%x\n", mask);
REG_WRITE(ah, AR_IMR, mask);
- mask = REG_READ(ah, AR_IMR_S2) & ~(AR_IMR_S2_TIM |
- AR_IMR_S2_DTIM |
- AR_IMR_S2_DTIMSYNC |
- AR_IMR_S2_CABEND |
- AR_IMR_S2_CABTO |
- AR_IMR_S2_TSFOOR |
- AR_IMR_S2_GTT | AR_IMR_S2_CST);
- REG_WRITE(ah, AR_IMR_S2, mask | mask2);
+ ah->imrs2_reg &= ~(AR_IMR_S2_TIM | AR_IMR_S2_DTIM | AR_IMR_S2_DTIMSYNC |
+ AR_IMR_S2_CABEND | AR_IMR_S2_CABTO |
+ AR_IMR_S2_TSFOOR | AR_IMR_S2_GTT | AR_IMR_S2_CST);
+ ah->imrs2_reg |= mask2;
+ REG_WRITE(ah, AR_IMR_S2, ah->imrs2_reg);
ah->mask_reg = ints;
if (!(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) {
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index dbbf7ca5f97..20d90268ce3 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -479,6 +479,7 @@ struct ath_hw {
int16_t curchan_rad_index;
u32 mask_reg;
+ u32 imrs2_reg;
u32 txok_interrupt_mask;
u32 txerr_interrupt_mask;
u32 txdesc_interrupt_mask;
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index efc420cd42b..589490b69dd 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -31,8 +31,10 @@ static void ath9k_hw_set_txq_interrupts(struct ath_hw *ah,
REG_WRITE(ah, AR_IMR_S1,
SM(ah->txerr_interrupt_mask, AR_IMR_S1_QCU_TXERR)
| SM(ah->txeol_interrupt_mask, AR_IMR_S1_QCU_TXEOL));
- REG_RMW_FIELD(ah, AR_IMR_S2,
- AR_IMR_S2_QCU_TXURN, ah->txurn_interrupt_mask);
+
+ ah->imrs2_reg &= ~AR_IMR_S2_QCU_TXURN;
+ ah->imrs2_reg |= (ah->txurn_interrupt_mask & AR_IMR_S2_QCU_TXURN);
+ REG_WRITE(ah, AR_IMR_S2, ah->imrs2_reg);
}
u32 ath9k_hw_gettxbuf(struct ath_hw *ah, u32 q)