From: Takashi Iwai Date: Fri, 17 Aug 2007 07:17:36 +0000 (+0200) Subject: [ALSA] hda-intel - Add probe_mask blacklist X-Git-Tag: v2.6.24-rc1~832^2~156 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=669ba27a6e25251427bde8f4980f62733a8f0c7e;p=linux-2.6-omap-h63xx.git [ALSA] hda-intel - Add probe_mask blacklist Added the black-list of probe_mask option to set the default value for known non-working devices. Currently, Thinkpad *60 and *61 series are set. I'm afraid more will be added to the list in near future... Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 14bcc108e77..3d06eccc9b9 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1653,7 +1653,7 @@ static int __devinit check_position_fix(struct azx *chip, int fix) if (fix == POS_FIX_AUTO) { q = snd_pci_quirk_lookup(chip->pci, position_fix_list); if (q) { - snd_printdd(KERN_INFO + printk(KERN_INFO "hda_intel: position_fix set to %d " "for device %04x:%04x\n", q->value, q->subvendor, q->subdevice); @@ -1663,6 +1663,36 @@ static int __devinit check_position_fix(struct azx *chip, int fix) return fix; } +/* + * black-lists for probe_mask + */ +static struct snd_pci_quirk probe_mask_list[] __devinitdata = { + /* Thinkpad often breaks the controller communication when accessing + * to the non-working (or non-existing) modem codec slot. + */ + SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01), + SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01), + SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01), + {} +}; + +static void __devinit check_probe_mask(struct azx *chip) +{ + const struct snd_pci_quirk *q; + + if (probe_mask == -1) { + q = snd_pci_quirk_lookup(chip->pci, probe_mask_list); + if (q) { + printk(KERN_INFO + "hda_intel: probe_mask set to 0x%x " + "for device %04x:%04x\n", + q->value, q->subvendor, q->subdevice); + probe_mask = q->value; + } + } +} + + /* * constructor */ @@ -1698,6 +1728,7 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci, chip->msi = enable_msi; chip->position_fix = check_position_fix(chip, position_fix); + check_probe_mask(chip); chip->single_cmd = single_cmd;