diff options
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/ac97/ac97_codec.c | 2 | ||||
| -rw-r--r-- | sound/pci/intel8x0.c | 13 |
2 files changed, 15 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index a4b72cd2eea0..0677d41239a9 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -367,6 +367,7 @@ int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value) ac97->regs[reg] = value; ac97->bus->ops->write(ac97, reg, value); } + set_bit(reg, ac97->reg_accessed); up(&ac97->reg_mutex); return change; } @@ -410,6 +411,7 @@ int snd_ac97_update_bits_nolock(ac97_t *ac97, unsigned short reg, ac97->regs[reg] = new; ac97->bus->ops->write(ac97, reg, new); } + set_bit(reg, ac97->reg_accessed); return change; } diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index cc16f95f9cef..c3c3b68b4540 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 +2374,8 @@ 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)); pci_disable_device(chip->pci); return 0; } @@ -2386,6 +2389,16 @@ static int intel8x0_resume(snd_card_t *card) pci_set_master(chip->pci); snd_intel8x0_chip_init(chip, 0); + /* 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) fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1); |
