ALSA: intel8x0 - Add quirk for Fujitsu Lifebook P7010

[linux-2.6-omap-h63xx.git] / sound / pci / intel8x0.c

diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 73ad58995366641ae8a00806caab99989999a6e2..c88d1eace1c475ac81ecb07fa8f3994a05c4d994 100644 (file)
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -83,7 +83,7 @@ MODULE_PARM_DESC(index, "Index value for Intel i8x0 soundcard.");
 module_param(id, charp, 0444);
 MODULE_PARM_DESC(id, "ID string for Intel i8x0 soundcard.");
 module_param(ac97_clock, int, 0444);
-MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = auto-detect).");
+MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = whitelist + auto-detect, 1 = force autodetect).");
 module_param(ac97_quirk, charp, 0444);
 MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware.");
 module_param(buggy_semaphore, bool, 0444);
@@ -1961,6 +1961,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
                .name = "Fujitsu S6210",        /* STAC9750/51 */
                .type = AC97_TUNE_HP_ONLY
        },
+       {
+               .subvendor = 0x10cf,
+               .subdevice = 0x127d,
+               .name = "Fujitsu Lifebook P7010",
+               .type = AC97_TUNE_HP_ONLY
+       },
        {
                .subvendor = 0x10cf,
                .subdevice = 0x127e,
@@ -2692,6 +2698,28 @@ static void __devinit intel8x0_measure_ac97_clock(struct intel8x0 *chip)
        snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0);
 }
 
+static struct snd_pci_quirk intel8x0_clock_list[] __devinitdata = {
+       SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000),
+       SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100),
+       SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000),
+       SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000),
+       { }     /* terminator */
+};
+
+static int __devinit intel8x0_in_clock_list(struct intel8x0 *chip)
+{
+       struct pci_dev *pci = chip->pci;
+       const struct snd_pci_quirk *wl;
+
+       wl = snd_pci_quirk_lookup(pci, intel8x0_clock_list);
+       if (!wl)
+               return 0;
+       printk(KERN_INFO "intel8x0: white list rate for %04x:%04x is %i\n",
+              pci->subsystem_vendor, pci->subsystem_device, wl->value);
+       chip->ac97_bus->clock = wl->value;
+       return 1;
+}
+
 #ifdef CONFIG_PROC_FS
 static void snd_intel8x0_proc_read(struct snd_info_entry * entry,
                                   struct snd_info_buffer *buffer)
@@ -3087,8 +3115,14 @@ static int __devinit snd_intel8x0_probe(struct pci_dev *pci,
                 "%s with %s at irq %i", card->shortname,
                 snd_ac97_get_short_name(chip->ac97[0]), chip->irq);
 
-       if (! ac97_clock)
-               intel8x0_measure_ac97_clock(chip);
+       if (ac97_clock == 0 || ac97_clock == 1) {
+               if (ac97_clock == 0) {
+                       if (intel8x0_in_clock_list(chip) == 0)
+                               intel8x0_measure_ac97_clock(chip);
+               } else {
+                       intel8x0_measure_ac97_clock(chip);
+               }
+       }
 
        if ((err = snd_card_register(card)) < 0) {
                snd_card_free(card);