ALSA: hda - Add codec->no_jack_detect flag

Add a new flag to indicate that the codec has no jack-detection cap.
This flag should be set for hardwares that have no jack-detect
implementation although the codec chip itself supports it.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index e9f71dc..654d2e4 100644 (file)
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -852,6 +852,7 @@ struct hda_codec {
        unsigned int pins_shutup:1;     /* pins are shut up */
        unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
        unsigned int ignore_misc_bit:1; /* ignore MISC_NO_PRESENCE bit */
+       unsigned int no_jack_detect:1;  /* Machine has no jack-detection */
 #ifdef CONFIG_SND_HDA_POWER_SAVE
        unsigned int power_on :1;       /* current (global) power-state */
        unsigned int power_transition :1; /* power-state in transition */

diff --git a/sound/pci/hda/hda_jack.c b/sound/pci/hda/hda_jack.c
index ac7e57c..d689484 100644 (file)
--- a/sound/pci/hda/hda_jack.c
+++ b/sound/pci/hda/hda_jack.c
@@ -21,6 +21,8 @@
 
 bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid)
 {
+       if (codec->no_jack_detect)
+               return false;
        if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_PRES_DETECT))
                return false;
        if (!codec->ignore_misc_bit &&