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[ALSA] Fix ALC658D support 

AC97 Codec
Fix the internal speaker problem (e.g. Targa Traveller 826)
with ALC658D codec.  The info is taken from Cyberlink/realtek-modified code.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2005-09-02 14:03:05 +02:00 committed by Jaroslav Kysela
parent b73c1c122a
commit a5022b0dc6
3 changed files with 15 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
sound/pci/ac97/ac97_codec.c
View File

@ -112,6 +112,7 @@ static const ac97_codec_id_t snd_ac97_codec_ids[] = {
{ 0x414c4723, 0xffffffff, "ALC650F", NULL, NULL }, /* already patched */
{ 0x414c4720, 0xfffffff0, "ALC650", patch_alc650, NULL },
{ 0x414c4760, 0xfffffff0, "ALC655", patch_alc655, NULL },
{ 0x414c4781, 0xffffffff, "ALC658D", NULL, NULL }, /* already patched */
{ 0x414c4780, 0xfffffff0, "ALC658", patch_alc655, NULL },
{ 0x414c4790, 0xfffffff0, "ALC850", patch_alc850, NULL },
{ 0x414c4730, 0xffffffff, "ALC101", NULL, NULL },

1
sound/pci/ac97/ac97_id.h
View File

@ -52,6 +52,7 @@
#define AC97_ID_ALC650F 0x414c4723
#define AC97_ID_ALC655 0x414c4760
#define AC97_ID_ALC658 0x414c4780
#define AC97_ID_ALC658D 0x414c4781
#define AC97_ID_ALC850 0x414c4790
#define AC97_ID_YMF753 0x594d4803
#define AC97_ID_VT1616 0x49434551

15
sound/pci/ac97/ac97_patch.c
View File

@ -2134,7 +2134,13 @@ int patch_alc655(ac97_t * ac97)
{
unsigned int val;
ac97->spec.dev_flags = (ac97->id == 0x414c4780); /* ALC658 */
if (ac97->id == AC97_ID_ALC658) {
ac97->spec.dev_flags = 1; /* ALC658 */
if ((snd_ac97_read(ac97, AC97_ALC650_REVISION) & 0x3f) == 2) {
ac97->id = AC97_ID_ALC658D;
ac97->spec.dev_flags = 2;
}
}
ac97->build_ops = &patch_alc655_ops;
@ -2143,7 +2149,7 @@ int patch_alc655(ac97_t * ac97)
/* adjust default values */
val = snd_ac97_read(ac97, 0x7a); /* misc control */
if (ac97->id == 0x414c4780) /* ALC658 */
if (ac97->spec.dev_flags) /* ALC658 */
val &= ~(1 << 1); /* Pin 47 is spdif input pin */
else { /* ALC655 */
if (ac97->subsystem_vendor == 0x1462 &&
@ -2164,6 +2170,11 @@ int patch_alc655(ac97_t * ac97)
/* full DAC volume */
snd_ac97_write_cache(ac97, AC97_ALC650_SURR_DAC_VOL, 0x0808);
snd_ac97_write_cache(ac97, AC97_ALC650_LFE_DAC_VOL, 0x0808);
/* update undocumented bit... */
if (ac97->id == AC97_ID_ALC658D)
snd_ac97_update_bits(ac97, 0x74, 0x0800, 0x0800);
return 0;
}