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Track and optionally log the actual sync interrupt cause.

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These are involved in tracking host interface issues (ie, PCI/PCIe/AHB
interface.)
This commit is contained in:
Adrian Chadd 2012-04-04 22:51:50 +00:00
parent d6b2002327
commit 084c471979
1 changed files with 5 additions and 2 deletions
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7
sys/dev/ath/ath_hal/ar5416/ar5416_interrupts.c
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@ -67,7 +67,7 @@ ar5416IsInterruptPending(struct ath_hal *ah)
HAL_BOOL
ar5416GetPendingInterrupts(struct ath_hal *ah, HAL_INT *masked)
{
uint32_t isr, isr0, isr1, sync_cause = 0;
uint32_t isr, isr0, isr1, sync_cause = 0, o_sync_cause = 0;
HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
#ifdef AH_INTERRUPT_DEBUGGING
@ -89,7 +89,7 @@ ar5416GetPendingInterrupts(struct ath_hal *ah, HAL_INT *masked)
isr = OS_REG_READ(ah, AR_ISR);
else
isr = 0;
sync_cause = OS_REG_READ(ah, AR_INTR_SYNC_CAUSE);
o_sync_cause = sync_cause = OS_REG_READ(ah, AR_INTR_SYNC_CAUSE);
sync_cause &= AR_INTR_SYNC_DEFAULT;
*masked = 0;
@ -221,6 +221,9 @@ ar5416GetPendingInterrupts(struct ath_hal *ah, HAL_INT *masked)
return AH_TRUE;
if (sync_cause != 0) {
HALDEBUG(ah, HAL_DEBUG_INTERRUPT, "%s: sync_cause=0x%x\n",
__func__,
o_sync_cause);
if (sync_cause & (AR_INTR_SYNC_HOST1_FATAL | AR_INTR_SYNC_HOST1_PERR)) {
*masked |= HAL_INT_FATAL;
}