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staging: bcm2835-pcm: Allow up to 8 channels and 192kHz data rate

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The firmware driver can support this, so allow it to be selected
Increase the buffer sizes to handle the higher data rates.

Reviewed-by: Nicolas Saenz Julienne <nsaenz@kernel.org>
Signed-off-by: Dom Cobley <popcornmix@gmail.com>
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Link: https://lore.kernel.org/r/1617373688-8715-1-git-send-email-stefan.wahren@i2se.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dom Cobley 2021-04-02 16:28:08 +02:00 committed by Greg Kroah-Hartman
parent 9ebd42d808
commit 001c6bb6b6
1 changed files with 5 additions and 5 deletions
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10
drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
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@ -14,14 +14,14 @@ static const struct snd_pcm_hardware snd_bcm2835_playback_hw = {
SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_SYNC_APPLPTR | SNDRV_PCM_INFO_BATCH),
.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_192000,
.rate_min = 8000,
.rate_max = 48000,
.rate_max = 192000,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = 128 * 1024,
.channels_max = 8,
.buffer_bytes_max = 512 * 1024,
.period_bytes_min = 1 * 1024,
.period_bytes_max = 128 * 1024,
.period_bytes_max = 512 * 1024,
.periods_min = 1,
.periods_max = 128,
};