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Commit 9cc159c6 authored by Takashi Iwai's avatar Takashi Iwai
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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: default avatarTakashi Iwai <tiwai@suse.de>
parent ecac3ed1

sound/pci/hda/hda_codec.h

+1 −0
Original line number Diff line number Diff line
@@ -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 */

sound/pci/hda/hda_jack.c

+5 −1
Original line number Diff line number Diff line
@@ -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;

}



/**