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ALSA: hda - Add codec->inv_jack_detect flag 

Yet another broken hardware workaround: there are hardware indicating
the inverted jack detection bit result.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-12-21 15:31:41 +01:00
parent ecac3ed174
commit 9cc159c664
2 changed files with 6 additions and 1 deletions
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1
sound/pci/hda/hda_codec.h
View File

@ -867,6 +867,7 @@ struct hda_codec {
unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
unsigned int no_jack_detect:1; /* Machine has no jack-detection */
unsigned int inv_eapd:1; /* broken h/w: inverted EAPD control */
unsigned int inv_jack_detect:1; /* broken h/w: inverted detection bit */
unsigned int pcm_format_first:1; /* PCM format must be set first */
unsigned int epss:1; /* supporting EPSS? */
unsigned int cached_write:1; /* write only to caches */

6
sound/pci/hda/hda_jack.c
View File

@ -39,6 +39,7 @@ EXPORT_SYMBOL_HDA(is_jack_detectable);
static u32 read_pin_sense(struct hda_codec *codec, hda_nid_t nid)
{
u32 pincap;
u32 val;
if (!codec->no_trigger_sense) {
pincap = snd_hda_query_pin_caps(codec, nid);
@ -46,8 +47,11 @@ static u32 read_pin_sense(struct hda_codec *codec, hda_nid_t nid)
snd_hda_codec_read(codec, nid, 0,
AC_VERB_SET_PIN_SENSE, 0);
}
return snd_hda_codec_read(codec, nid, 0,
val = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_PIN_SENSE, 0);
if (codec->inv_jack_detect)
val ^= AC_PINSENSE_PRESENCE;
return val;
}
/**