releases/3.6.8/alsa-hda-force-to-reset-iec958-status-bits-for-ad-codecs.patch

   1 From ae24c3191ba2ab03ec6b4be323e730e00404b4b6 Mon Sep 17 00:00:00 2001
   2 From: Takashi Iwai <tiwai@suse.de>
   3 Date: Mon, 5 Nov 2012 12:32:46 +0100
   4 Subject: ALSA: hda - Force to reset IEC958 status bits for AD codecs
   5
   6 From: Takashi Iwai <tiwai@suse.de>
   7
   8 commit ae24c3191ba2ab03ec6b4be323e730e00404b4b6 upstream.
   9
  10 Several bug reports suggest that the forcibly resetting IEC958 status
  11 bits is required for AD codecs to get the SPDIF output working
  12 properly after changing streams.
  13
  14 Original fix credit to Javeed Shaikh.
  15
  16 BugLink: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/359361
  17
  18 Reported-by: Robin Kreis <r.kreis@uni-bremen.de>
  19 Signed-off-by: Takashi Iwai <tiwai@suse.de>
  20 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  21
  22 ---
  23  sound/pci/hda/patch_analog.c |    1 +
  24  1 file changed, 1 insertion(+)
  25
  26 --- a/sound/pci/hda/patch_analog.c
  27 +++ b/sound/pci/hda/patch_analog.c
  28 @@ -545,6 +545,7 @@ static int ad198x_build_pcms(struct hda_
  29         if (spec->multiout.dig_out_nid) {
  30                 info++;
  31                 codec->num_pcms++;
  32 +               codec->spdif_status_reset = 1;
  33                 info->name = "AD198x Digital";
  34                 info->pcm_type = HDA_PCM_TYPE_SPDIF;
  35                 info->stream[SNDRV_PCM_STREAM_PLAYBACK] = ad198x_pcm_digital_playback;