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ar5416_interrupts.c (225925) ar5416_interrupts.c (227365)
1/*
2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2008 Atheros Communications, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 *
1/*
2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2008 Atheros Communications, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 *
17 * $FreeBSD: head/sys/dev/ath/ath_hal/ar5416/ar5416_interrupts.c 225925 2011-10-02 14:08:56Z adrian $
17 * $FreeBSD: head/sys/dev/ath/ath_hal/ar5416/ar5416_interrupts.c 227365 2011-11-08 22:50:28Z adrian $
18 */
19#include "opt_ah.h"
20
21#include "ah.h"
22#include "ah_internal.h"
23
24#include "ar5416/ar5416.h"
25#include "ar5416/ar5416reg.h"

--- 39 unchanged lines hidden (view full) ---

65 * interrupts pending, as well as an unmasked value
66 */
67HAL_BOOL
68ar5416GetPendingInterrupts(struct ath_hal *ah, HAL_INT *masked)
69{
70 uint32_t isr, isr0, isr1, sync_cause = 0;
71 HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
72
18 */
19#include "opt_ah.h"
20
21#include "ah.h"
22#include "ah_internal.h"
23
24#include "ar5416/ar5416.h"
25#include "ar5416/ar5416reg.h"

--- 39 unchanged lines hidden (view full) ---

65 * interrupts pending, as well as an unmasked value
66 */
67HAL_BOOL
68ar5416GetPendingInterrupts(struct ath_hal *ah, HAL_INT *masked)
69{
70 uint32_t isr, isr0, isr1, sync_cause = 0;
71 HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
72
73#ifdef AH_INTERRUPT_DEBUGGING
73 /*
74 /*
75 * Blank the interrupt debugging area regardless.
76 */
77 bzero(&ah->ah_intrstate, sizeof(ah->ah_intrstate));
78#endif
79
80 /*
74 * Verify there's a mac interrupt and the RTC is on.
75 */
76 if (AR_SREV_HOWL(ah)) {
77 *masked = 0;
78 isr = OS_REG_READ(ah, AR_ISR);
79 } else {
80 if ((OS_REG_READ(ah, AR_INTR_ASYNC_CAUSE) & AR_INTR_MAC_IRQ) &&
81 (OS_REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) == AR_RTC_STATUS_ON)
82 isr = OS_REG_READ(ah, AR_ISR);
83 else
84 isr = 0;
85 sync_cause = OS_REG_READ(ah, AR_INTR_SYNC_CAUSE);
86 sync_cause &= AR_INTR_SYNC_DEFAULT;
87 *masked = 0;
88
89 if (isr == 0 && sync_cause == 0)
90 return AH_FALSE;
91 }
92
81 * Verify there's a mac interrupt and the RTC is on.
82 */
83 if (AR_SREV_HOWL(ah)) {
84 *masked = 0;
85 isr = OS_REG_READ(ah, AR_ISR);
86 } else {
87 if ((OS_REG_READ(ah, AR_INTR_ASYNC_CAUSE) & AR_INTR_MAC_IRQ) &&
88 (OS_REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) == AR_RTC_STATUS_ON)
89 isr = OS_REG_READ(ah, AR_ISR);
90 else
91 isr = 0;
92 sync_cause = OS_REG_READ(ah, AR_INTR_SYNC_CAUSE);
93 sync_cause &= AR_INTR_SYNC_DEFAULT;
94 *masked = 0;
95
96 if (isr == 0 && sync_cause == 0)
97 return AH_FALSE;
98 }
99
100#ifdef AH_INTERRUPT_DEBUGGING
101 ah->ah_intrstate[0] = isr;
102 ah->ah_intrstate[1] = OS_REG_READ(ah, AR_ISR_S0);
103 ah->ah_intrstate[2] = OS_REG_READ(ah, AR_ISR_S1);
104 ah->ah_intrstate[3] = OS_REG_READ(ah, AR_ISR_S2);
105 ah->ah_intrstate[4] = OS_REG_READ(ah, AR_ISR_S3);
106 ah->ah_intrstate[5] = OS_REG_READ(ah, AR_ISR_S4);
107 ah->ah_intrstate[6] = OS_REG_READ(ah, AR_ISR_S5);
108#endif
109
93 if (isr != 0) {
94 struct ath_hal_5212 *ahp = AH5212(ah);
95 uint32_t mask2;
96
97 mask2 = 0;
98 if (isr & AR_ISR_BCNMISC) {
99 uint32_t isr2 = OS_REG_READ(ah, AR_ISR_S2);
100 if (isr2 & AR_ISR_S2_TIM)

--- 249 unchanged lines hidden --- 		110 if (isr != 0) {
111 struct ath_hal_5212 *ahp = AH5212(ah);
112 uint32_t mask2;
113
114 mask2 = 0;
115 if (isr & AR_ISR_BCNMISC) {
116 uint32_t isr2 = OS_REG_READ(ah, AR_ISR_S2);
117 if (isr2 & AR_ISR_S2_TIM)

--- 249 unchanged lines hidden ---