[ALSA] hda-codec - Add a delay after power state change

Added a delay after the power state change as a partial workaround
for 'hda_intel: azx_get_response timeout' problem on Cxt codecs.

Signed-off-by: Marc Boucher <marc@linuxant.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index b5e69b1..6b93f45 100644 (file)
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1685,6 +1685,7 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
 
        snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
                            power_state);
+       msleep(10); /* partial workaround for "azx_get_response timeout" */
 
        nid = codec->start_nid;
        for (i = 0; i < codec->num_nodes; i++, nid++) {