src/patches/suse-2.6.27.39/patches.drivers/alsa-hda-spdif-bits-cache-fix

   1 From: Takashi Iwai <tiwai@suse.de>
   2 Subject: ALSA: hda - Fix caching of SPDIF status bits
   3 Patch-mainline:
   4 References:
   5
   6 SPDIF status bits controls are written via snd_hda_codec_write()
   7 without caching.  This causes a regression at resume that the bits
   8 are lost.
   9
  10 Simply replacing it with the cached version fixes the problem.
  11
  12 Reference: http://lkml.org/lkml/2008/11/24/324
  13
  14 Signed-off-by: Takashi Iwai <tiwai@suse.de>
  15
  16 ---
  17  sound/pci/hda/hda_codec.c |    4 ++--
  18  1 file changed, 2 insertions(+), 2 deletions(-)
  19
  20 --- a/sound/pci/hda/hda_codec.c
  21 +++ b/sound/pci/hda/hda_codec.c
  22 @@ -1430,12 +1430,12 @@ static void set_dig_out(struct hda_codec
  23  {
  24         hda_nid_t *d;
  25
  26 -       snd_hda_codec_write(codec, nid, 0, verb, val);
  27 +       snd_hda_codec_write_cache(codec, nid, 0, verb, val);
  28         d = codec->slave_dig_outs;
  29         if (!d)
  30                 return;
  31         for (; *d; d++)
  32 -               snd_hda_codec_write(codec, *d, 0, verb, val);
  33 +               snd_hda_codec_write_cache(codec, *d, 0, verb, val);
  34  }
  35
  36  static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,