diff options
Diffstat (limited to 'sound/pci/intel8x0.c')
| -rw-r--r-- | sound/pci/intel8x0.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index cc16f95f9ce..d7af3e47443 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; |