From 001c6bb6b62656e29e3b353242b5c955a1d94212 Mon Sep 17 00:00:00 2001 From: Dom Cobley Date: Fri, 2 Apr 2021 16:28:08 +0200 Subject: [PATCH] staging: bcm2835-pcm: Allow up to 8 channels and 192kHz data rate 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 Signed-off-by: Dom Cobley Signed-off-by: Stefan Wahren Link: https://lore.kernel.org/r/1617373688-8715-1-git-send-email-stefan.wahren@i2se.com Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c index 542aff1..f2ef1d6 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c @@ -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, }; -- 2.7.4