ALSA: HDA VIA: Modify vt1708_auto_create_multi_out_ctls.

Rewrite nid_vol/mute assignment for clearity, and check line connection
before adding control for it.

Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Logan Li <loganli@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Lydia Wang 2009-10-10 19:08:27 +08:00 committed by Takashi Iwai
parent c873cc2528
commit 9645c2039d

View file

@ -1553,7 +1553,7 @@ static int vt1708_auto_create_multi_out_ctls(struct via_spec *spec,
{
char name[32];
static const char *chname[4] = { "Front", "Surround", "C/LFE", "Side" };
hda_nid_t nid, nid_vol = 0;
hda_nid_t nid, nid_vol, nid_vols[] = {0x17, 0x19, 0x1a, 0x1b};
int i, err;
for (i = 0; i <= AUTO_SEQ_SIDE; i++) {
@ -1562,8 +1562,7 @@ static int vt1708_auto_create_multi_out_ctls(struct via_spec *spec,
if (!nid)
continue;
if (i != AUTO_SEQ_FRONT)
nid_vol = 0x18 + i;
nid_vol = nid_vols[i];
if (i == AUTO_SEQ_CENLFE) {
/* Center/LFE */
@ -1595,13 +1594,13 @@ static int vt1708_auto_create_multi_out_ctls(struct via_spec *spec,
/* add control to mixer index 0 */
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Master Front Playback Volume",
HDA_COMPOSE_AMP_VAL(0x17, 3, 0,
HDA_COMPOSE_AMP_VAL(nid_vol, 3, 0,
HDA_INPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Master Front Playback Switch",
HDA_COMPOSE_AMP_VAL(0x17, 3, 0,
HDA_COMPOSE_AMP_VAL(nid_vol, 3, 0,
HDA_INPUT));
if (err < 0)
return err;