0422-ASoc-wm8731-add-32bit-mode.patch 1.3 KB

123456789101112131415161718192021222324252627282930313233343536373839
  1. From 30683cba03d40e685b6e8db97f8e3e3c6acaa782 Mon Sep 17 00:00:00 2001
  2. From: Matt Flax <flatmax@flatmax.org>
  3. Date: Fri, 17 Jun 2016 14:48:16 +1000
  4. Subject: [PATCH] ASoc: wm8731: add 32bit mode.
  5. commit cf5ef3a299ba32f6ac24c3c6ba18c1b7f1b5475f upstream.
  6. This patch adds 32 bit word capability to the wm8731 driver. The wm8731
  7. codec is capable of handling 32 bit word sizes, however that has not
  8. previously been activated in the codec driver.
  9. Signed-off-by: Matt Flax <flatmax@flatmax.org>
  10. Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
  11. Signed-off-by: Mark Brown <broonie@kernel.org>
  12. ---
  13. sound/soc/codecs/wm8731.c | 5 ++++-
  14. 1 file changed, 4 insertions(+), 1 deletion(-)
  15. --- a/sound/soc/codecs/wm8731.c
  16. +++ b/sound/soc/codecs/wm8731.c
  17. @@ -358,6 +358,9 @@ static int wm8731_hw_params(struct snd_p
  18. case 24:
  19. iface |= 0x0008;
  20. break;
  21. + case 32:
  22. + iface |= 0x000c;
  23. + break;
  24. }
  25. wm8731_set_deemph(codec);
  26. @@ -541,7 +544,7 @@ static int wm8731_startup(struct snd_pcm
  27. #define WM8731_RATES SNDRV_PCM_RATE_8000_96000
  28. #define WM8731_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
  29. - SNDRV_PCM_FMTBIT_S24_LE)
  30. + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
  31. static const struct snd_soc_dai_ops wm8731_dai_ops = {
  32. .startup = wm8731_startup,