ALSA: hda - Fix pop noises on reboot for Dell XPS 13 9333
authorGabriele Mazzotta <gabriele.mzt@gmail.com>
Fri, 8 Aug 2014 17:34:41 +0000 (19:34 +0200)
committerTakashi Iwai <tiwai@suse.de>
Sun, 10 Aug 2014 11:28:51 +0000 (13:28 +0200)
If nid 0x15 (Headphone Playback Switch) is in D3 and headphones are
plugged in when the laptop reboots, a pop noise is generated.
Prevent this by keeping nid 0x15 in D0 when headphones are plugged in.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=76611
Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_realtek.c

index 3ebb761..6b38ec3 100644 (file)
@@ -4093,7 +4093,7 @@ static unsigned int alc_power_filter_xps13(struct hda_codec *codec,
 
        /* Avoid pop noises when headphones are plugged in */
        if (spec->gen.hp_jack_present)
-               if (nid == codec->afg || nid == 0x02)
+               if (nid == codec->afg || nid == 0x02 || nid == 0x15)
                        return AC_PWRST_D0;
        return power_state;
 }