target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch

   1 From 0999f5ef037e213e87af656f23ae305d1885b006 Mon Sep 17 00:00:00 2001
   2 From: Matthias Reichl <hias@horus.com>
   3 Date: Fri, 2 Feb 2018 20:30:43 +0100
   4 Subject: [PATCH 217/454] ASoC: raspidac3: fix S24_LE format
   5
   6 Remove set_bclk_ratio call so 24-bit data is transmitted in
   7 24 bclk cycles.
   8
   9 Also remove hw_params as it's no longer needed.
  10
  11 Signed-off-by: Matthias Reichl <hias@horus.com>
  12 ---
  13  sound/soc/bcm/raspidac3.c | 14 --------------
  14  1 file changed, 14 deletions(-)
  15
  16 --- a/sound/soc/bcm/raspidac3.c
  17 +++ b/sound/soc/bcm/raspidac3.c
  18 @@ -68,19 +68,6 @@ static int snd_rpi_raspidac3_init(struct
  19         return 0;
  20  }
  21
  22 -/* set hw parameters */
  23 -static int snd_rpi_raspidac3_hw_params(struct snd_pcm_substream *substream,
  24 -                                      struct snd_pcm_hw_params *params)
  25 -{
  26 -       struct snd_soc_pcm_runtime *rtd = substream->private_data;
  27 -       struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
  28 -
  29 -       unsigned int sample_bits =
  30 -               snd_pcm_format_physical_width(params_format(params));
  31 -
  32 -       return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2);
  33 -}
  34 -
  35  /* startup */
  36  static int snd_rpi_raspidac3_startup(struct snd_pcm_substream *substream) {
  37         struct snd_soc_pcm_runtime *rtd = substream->private_data;
  38 @@ -98,7 +85,6 @@ static void snd_rpi_raspidac3_shutdown(s
  39
  40  /* machine stream operations */
  41  static struct snd_soc_ops snd_rpi_raspidac3_ops = {
  42 -       .hw_params = snd_rpi_raspidac3_hw_params,
  43         .startup = snd_rpi_raspidac3_startup,
  44         .shutdown = snd_rpi_raspidac3_shutdown,
  45  };