diff options
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/intel8x0.c | 86 |
1 files changed, 60 insertions, 26 deletions
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index f8aef131be7..a289abfc717 100644 --- a/sound/pci/intel8x0.c +++ b/sound/pci/intel8x0.c @@ -71,6 +71,7 @@ static char *ac97_quirk; static int buggy_semaphore; static int buggy_irq = -1; /* auto-check */ static int xbox; +static int spdif_aclink = -1; module_param(index, int, 0444); MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard."); @@ -86,6 +87,8 @@ module_param(buggy_irq, bool, 0444); MODULE_PARM_DESC(buggy_irq, "Enable workaround for buggy interrupts on some motherboards."); module_param(xbox, bool, 0444); MODULE_PARM_DESC(xbox, "Set to 1 for Xbox, if you have problems with the AC'97 codec detection."); +module_param(spdif_aclink, int, 0444); +MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link."); /* just for backward compatibility */ static int enable; @@ -1578,10 +1581,14 @@ static int __devinit snd_intel8x0_pcm(struct intel8x0 *chip) case DEVICE_INTEL_ICH4: tbl = intel_pcms; tblsize = ARRAY_SIZE(intel_pcms); + if (spdif_aclink) + tblsize--; break; case DEVICE_NFORCE: tbl = nforce_pcms; tblsize = ARRAY_SIZE(nforce_pcms); + if (spdif_aclink) + tblsize--; break; case DEVICE_ALI: tbl = ali_pcms; @@ -2040,17 +2047,19 @@ static int __devinit snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, }; chip->spdif_idx = -1; /* use PCMOUT (or disabled) */ - switch (chip->device_type) { - case DEVICE_NFORCE: - chip->spdif_idx = NVD_SPBAR; - break; - case DEVICE_ALI: - chip->spdif_idx = ALID_AC97SPDIFOUT; - break; - case DEVICE_INTEL_ICH4: - chip->spdif_idx = ICHD_SPBAR; - break; - }; + if (!spdif_aclink) { + switch (chip->device_type) { + case DEVICE_NFORCE: + chip->spdif_idx = NVD_SPBAR; + break; + case DEVICE_ALI: + chip->spdif_idx = ALID_AC97SPDIFOUT; + break; + case DEVICE_INTEL_ICH4: + chip->spdif_idx = ICHD_SPBAR; + break; + }; + } chip->in_ac97_init = 1; @@ -2173,11 +2182,11 @@ static int __devinit snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock, if ((igetdword(chip, ICHREG(GLOB_STA)) & ICH_SAMPLE_CAP) == ICH_SAMPLE_16_20) chip->smp20bit = 1; } - if (chip->device_type == DEVICE_NFORCE) { + if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { /* 48kHz only */ chip->ichd[chip->spdif_idx].pcm->rates = SNDRV_PCM_RATE_48000; } - if (chip->device_type == DEVICE_INTEL_ICH4) { + if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { /* use slot 10/11 for SPDIF */ u32 val; val = igetdword(chip, ICHREG(GLOB_CNT)) & ~ICH_PCM_SPDIF_MASK; @@ -2305,7 +2314,7 @@ static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing) /* unmute the output on SIS7012 */ iputword(chip, 0x4c, igetword(chip, 0x4c) | 1); } - if (chip->device_type == DEVICE_NFORCE) { + if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { /* enable SPDIF interrupt */ unsigned int val; pci_read_config_dword(chip->pci, 0x4c, &val); @@ -2398,7 +2407,7 @@ static int snd_intel8x0_free(struct intel8x0 *chip) /* reset channels */ for (i = 0; i < chip->bdbars_count; i++) iputbyte(chip, ICH_REG_OFF_CR + chip->ichd[i].reg_offset, ICH_RESETREGS); - if (chip->device_type == DEVICE_NFORCE) { + if (chip->device_type == DEVICE_NFORCE && !spdif_aclink) { /* stop the spdif interrupt */ unsigned int val; pci_read_config_dword(chip->pci, 0x4c, &val); @@ -2492,7 +2501,7 @@ static int intel8x0_resume(struct pci_dev *pci) snd_intel8x0_chip_init(chip, 0); /* re-initialize mixer stuff */ - if (chip->device_type == DEVICE_INTEL_ICH4) { + if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { /* enable separate SDINs for ICH4 */ iputbyte(chip, ICHREG(SDM), chip->sdm_saved); /* use slot 10/11 for SPDIF */ @@ -2928,6 +2937,29 @@ static struct shortname_table { { 0, NULL }, }; +static struct snd_pci_quirk spdif_aclink_defaults[] __devinitdata = { + SND_PCI_QUIRK(0x147b, 0x1c1a, "ASUS KN8", 1), + { } /* end */ +}; + +/* look up white/black list for SPDIF over ac-link */ +static int __devinit check_default_spdif_aclink(struct pci_dev *pci) +{ + const struct snd_pci_quirk *w; + + w = snd_pci_quirk_lookup(pci, spdif_aclink_defaults); + if (w) { + if (w->value) + snd_printdd(KERN_INFO "intel8x0: Using SPDIF over " + "AC-Link for %s\n", w->name); + else + snd_printdd(KERN_INFO "intel8x0: Using integrated " + "SPDIF DMA for %s\n", w->name); + return w->value; + } + return 0; +} + static int __devinit snd_intel8x0_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { @@ -2940,16 +2972,18 @@ static int __devinit snd_intel8x0_probe(struct pci_dev *pci, if (card == NULL) return -ENOMEM; - switch (pci_id->driver_data) { - case DEVICE_NFORCE: - strcpy(card->driver, "NFORCE"); - break; - case DEVICE_INTEL_ICH4: - strcpy(card->driver, "ICH4"); - break; - default: - strcpy(card->driver, "ICH"); - break; + if (spdif_aclink < 0) + spdif_aclink = check_default_spdif_aclink(pci); + + strcpy(card->driver, "ICH"); + if (!spdif_aclink) { + switch (pci_id->driver_data) { + case DEVICE_NFORCE: + strcpy(card->driver, "NFORCE"); + break; + case DEVICE_INTEL_ICH4: + strcpy(card->driver, "ICH4"); + } } strcpy(card->shortname, "Intel ICH"); |