ath9k: Remove redundant variable for Interrupt Mitigation

The state is already stored in ath9k_ops_config, so remove
the duplicate variable in ath_hw.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index 4ad1508..bb208f5 100644 (file)
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -380,7 +380,7 @@ static void ath9k_hw_set_defaults(struct ath_hw *ah)
                ah->config.spurchans[i][1] = AR_NO_SPUR;
        }
 
-       ah->config.intr_mitigation = 1;
+       ah->config.intr_mitigation = true;
 
        /*
         * We need this for PCI devices only (Cardbus, PCI, miniPCI)
@@ -599,9 +599,6 @@ static struct ath_hw *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
 
        ath9k_hw_set_defaults(ah);
 
-       if (ah->config.intr_mitigation != 0)
-               ah->intr_mitigation = true;
-
        if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) {
                DPRINTF(sc, ATH_DBG_FATAL, "Couldn't reset chip\n");
                ecode = -EIO;
@@ -1028,7 +1025,7 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah,
                AR_IMR_RXORN |
                AR_IMR_BCNMISC;
 
-       if (ah->intr_mitigation)
+       if (ah->config.intr_mitigation)
                ah->mask_reg |= AR_IMR_RXINTM | AR_IMR_RXMINTR;
        else
                ah->mask_reg |= AR_IMR_RXOK;
@@ -2301,8 +2298,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 
        REG_WRITE(ah, AR_OBS, 8);
 
-       if (ah->intr_mitigation) {
-
+       if (ah->config.intr_mitigation) {
                REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500);
                REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000);
        }
@@ -2908,7 +2904,7 @@ bool ath9k_hw_getisr(struct ath_hw *ah, enum ath9k_int *masked)
 
                *masked = isr & ATH9K_INT_COMMON;
 
-               if (ah->intr_mitigation) {
+               if (ah->config.intr_mitigation) {
                        if (isr & (AR_ISR_RXMINTR | AR_ISR_RXINTM))
                                *masked |= ATH9K_INT_RX;
                }
@@ -3026,7 +3022,7 @@ enum ath9k_int ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints)
        }
        if (ints & ATH9K_INT_RX) {
                mask |= AR_IMR_RXERR;
-               if (ah->intr_mitigation)
+               if (ah->config.intr_mitigation)
                        mask |= AR_IMR_RXMINTR | AR_IMR_RXINTM;
                else
                        mask |= AR_IMR_RXOK | AR_IMR_RXDESC;

diff --git a/drivers/net/wireless/ath9k/hw.h b/drivers/net/wireless/ath9k/hw.h
index c50faae..5a1128d 100644 (file)
--- a/drivers/net/wireless/ath9k/hw.h
+++ b/drivers/net/wireless/ath9k/hw.h
@@ -190,7 +190,7 @@ struct ath9k_ops_config {
        u16 diversity_control;
        u16 antenna_switch_swap;
        int serialize_regmode;
-       int intr_mitigation;
+       bool intr_mitigation;
 #define SPUR_DISABLE           0
 #define SPUR_ENABLE_IOCTL      1
 #define SPUR_ENABLE_EEPROM     2
@@ -524,7 +524,6 @@ struct ath_hw {
        enum ath9k_ani_cmd ani_function;
 
        u32 intr_txqs;
-       bool intr_mitigation;
        enum ath9k_ht_extprotspacing extprotspacing;
        u8 txchainmask;
        u8 rxchainmask;