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Diffstat (limited to 'sound/pci/intel8x0.c')
-rw-r--r--sound/pci/intel8x0.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index cc16f95..d7af3e4 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -424,6 +424,7 @@ struct _snd_intel8x0 {
unsigned xbox: 1; /* workaround for Xbox AC'97 detection */
int spdif_idx; /* SPDIF BAR index; *_SPBAR or -1 if use PCMOUT */
+ unsigned int sdm_saved; /* SDM reg value */
ac97_bus_t *ac97_bus;
ac97_t *ac97[3];
@@ -2373,6 +2374,11 @@ static int intel8x0_suspend(snd_card_t *card, pm_message_t state)
for (i = 0; i < 3; i++)
if (chip->ac97[i])
snd_ac97_suspend(chip->ac97[i]);
+ if (chip->device_type == DEVICE_INTEL_ICH4)
+ chip->sdm_saved = igetbyte(chip, ICHREG(SDM));
+
+ if (chip->irq >= 0)
+ free_irq(chip->irq, (void *)chip);
pci_disable_device(chip->pci);
return 0;
}
@@ -2384,7 +2390,19 @@ static int intel8x0_resume(snd_card_t *card)
pci_enable_device(chip->pci);
pci_set_master(chip->pci);
- snd_intel8x0_chip_init(chip, 0);
+ request_irq(chip->irq, snd_intel8x0_interrupt, SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip);
+ synchronize_irq(chip->irq);
+ snd_intel8x0_chip_init(chip, 1);
+
+ /* re-initialize mixer stuff */
+ if (chip->device_type == DEVICE_INTEL_ICH4) {
+ /* enable separate SDINs for ICH4 */
+ iputbyte(chip, ICHREG(SDM), chip->sdm_saved);
+ /* use slot 10/11 for SPDIF */
+ iputdword(chip, ICHREG(GLOB_CNT),
+ (igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK) |
+ ICH_PCM_SPDIF_1011);
+ }
/* refill nocache */
if (chip->fix_nocache)
@@ -2451,8 +2469,7 @@ static void __devinit intel8x0_measure_ac97_clock(intel8x0_t *chip)
}
do_gettimeofday(&start_time);
spin_unlock_irq(&chip->reg_lock);
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(HZ / 20);
+ msleep(50);
spin_lock_irq(&chip->reg_lock);
/* check the position */
pos = ichdev->fragsize1;
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