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[ALSA] ac97 - Suppress jack sense controls for Thinkpads

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Modules: AC97 Codec

Added a blacklist to suppress to create jack sense controls.
These controls must be always off on some devices (e.g. Thinkpad).

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2006-01-11 18:15:43 +01:00 committed by Jaroslav Kysela
parent b14e77e613
commit 128a46a55d
1 changed files with 37 additions and 12 deletions
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49
sound/pci/ac97/ac97_patch.c
View File

@ -1621,8 +1621,27 @@ static const struct snd_kcontrol_new snd_ac97_ad1981x_jack_sense[] = {
AC97_SINGLE("Line Jack Sense", AC97_AD_JACK_SPDIF, 12, 1, 0),
};
/* black list to avoid HP/Line jack-sense controls
* (SS vendor << 16 | device)
*/
static unsigned int ad1981_jacks_blacklist[] = {
0x10140554, /* Thinkpad T42p/R50p */
0 /* end */
};
static int check_list(struct snd_ac97 *ac97, const unsigned int *list)
{
u32 subid = ((u32)ac97->subsystem_vendor << 16) | ac97->subsystem_device;
for (; *list; list++)
if (*list == subid)
return 1;
return 0;
}
static int patch_ad1981a_specific(struct snd_ac97 * ac97)
{
if (check_list(ac97, ad1981_jacks_blacklist))
return 0;
return patch_build_controls(ac97, snd_ac97_ad1981x_jack_sense,
ARRAY_SIZE(snd_ac97_ad1981x_jack_sense));
}
@ -1635,22 +1654,26 @@ static struct snd_ac97_build_ops patch_ad1981a_build_ops = {
#endif
};
/* white list to enable HP jack-sense bits
* (SS vendor << 16 | device)
*/
static unsigned int ad1981_jacks_whitelist[] = {
0x0e11005a, /* HP nc4000/4010 */
0x103c0890, /* HP nc6000 */
0x103c0938, /* HP nc4220 */
0x103c099c, /* HP nx6110 */
0x103c0944, /* HP nc6220 */
0x103c0934, /* HP nc8220 */
0x103c006d, /* HP nx9105 */
0x17340088, /* FSC Scenic-W */
0 /* end */
};
static void check_ad1981_hp_jack_sense(struct snd_ac97 *ac97)
{
u32 subid = ((u32)ac97->subsystem_vendor << 16) | ac97->subsystem_device;
switch (subid) {
case 0x0e11005a: /* HP nc4000/4010 */
case 0x103c0890: /* HP nc6000 */
case 0x103c0938: /* HP nc4220 */
case 0x103c099c: /* HP nx6110 */
case 0x103c0944: /* HP nc6220 */
case 0x103c0934: /* HP nc8220 */
case 0x103c006d: /* HP nx9105 */
case 0x17340088: /* FSC Scenic-W */
if (check_list(ac97, ad1981_jacks_whitelist))
/* enable headphone jack sense */
snd_ac97_update_bits(ac97, AC97_AD_JACK_SPDIF, 1<<11, 1<<11);
break;
}
}
int patch_ad1981a(struct snd_ac97 *ac97)
@ -1672,6 +1695,8 @@ static int patch_ad1981b_specific(struct snd_ac97 *ac97)
if ((err = patch_build_controls(ac97, &snd_ac97_ad198x_2cmic, 1)) < 0)
return err;
if (check_list(ac97, ad1981_jacks_blacklist))
return 0;
return patch_build_controls(ac97, snd_ac97_ad1981x_jack_sense,
ARRAY_SIZE(snd_ac97_ad1981x_jack_sense));
}