target/linux/bcm27xx/patches-5.15/950-0405-bcm2835-pcm.c-Support-multichannel-audio.patch

   1 From dfd5bc84858c99405a797cb5998fc48ed7d0611d Mon Sep 17 00:00:00 2001
   2 From: popcornmix <popcornmix@gmail.com>
   3 Date: Tue, 30 Apr 2019 19:15:30 +0100
   4 Subject: [PATCH] bcm2835-pcm.c: Support multichannel audio
   5
   6 ---
   7  .../vc04_services/bcm2835-audio/bcm2835-pcm.c       | 13 +++++++------
   8  1 file changed, 7 insertions(+), 6 deletions(-)
   9
  10 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
  11 +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
  12 @@ -31,15 +31,16 @@ static const struct snd_pcm_hardware snd
  13                  SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
  14                  SNDRV_PCM_INFO_SYNC_APPLPTR | SNDRV_PCM_INFO_BATCH),
  15         .formats = SNDRV_PCM_FMTBIT_S16_LE,
  16 -       .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_44100 |
  17 -       SNDRV_PCM_RATE_48000,
  18 +       .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
  19 +       SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
  20 +       SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000,
  21         .rate_min = 44100,
  22 -       .rate_max = 48000,
  23 +       .rate_max = 192000,
  24         .channels_min = 2,
  25 -       .channels_max = 2,
  26 -       .buffer_bytes_max = 128 * 1024,
  27 +       .channels_max = 8,
  28 +       .buffer_bytes_max = 512 * 1024,
  29         .period_bytes_min = 1 * 1024,
  30 -       .period_bytes_max = 128 * 1024,
  31 +       .period_bytes_max = 512 * 1024,
  32         .periods_min = 1,
  33         .periods_max = 128,
  34  };