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ALSA: hda - Fix no sound after Windows boot with ALC269 

Change power control register to default.

Signed-off-by: Kailang Yang <kailang@realtek.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Kailang Yang 2011-05-18 11:53:16 +02:00 committed by Takashi Iwai
parent 296f03380e
commit b896b4ebf0
1 changed files with 9 additions and 2 deletions
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11
sound/pci/hda/patch_realtek.c
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@ -15193,14 +15193,21 @@ static int alc269_fill_coef(struct hda_codec *codec)
val = alc_read_coef_idx(codec, 0xd);
if ((val & 0x0c00) >> 10 != 0x1) {
/* Capless ramp up clock control */
alc_write_coef_idx(codec, 0xd, val | 1<<10);
alc_write_coef_idx(codec, 0xd, val | (1<<10));
}
val = alc_read_coef_idx(codec, 0x17);
if ((val & 0x01c0) >> 6 != 0x4) {
/* Class D power on reset */
alc_write_coef_idx(codec, 0x17, val | 1<<7);
alc_write_coef_idx(codec, 0x17, val | (1<<7));
}
}
val = alc_read_coef_idx(codec, 0xd); /* Class D */
alc_write_coef_idx(codec, 0xd, val | (1<<14));
val = alc_read_coef_idx(codec, 0x4); /* HP */
alc_write_coef_idx(codec, 0x4, val | (1<<11));
return 0;
}