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ALSA: pcm: Add snd_pcm_rate_range_to_bits()

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This helper function can convert a given sample rate range to
SNDRV_PCM_RATE_xxx bits.

Signed-off-by: Mengdong Lin <mengdong.lin@linux.intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mengdong Lin
2016-01-15 16:13:10 +08:00
committed by Mark Brown
parent 92e963f50f
commit 3bdff244a2
2 changed files with 32 additions and 0 deletions
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include/sound/pcm.h
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@@ -1093,6 +1093,8 @@ unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate);
unsigned int snd_pcm_rate_bit_to_rate(unsigned int rate_bit);
unsigned int snd_pcm_rate_mask_intersect(unsigned int rates_a,
unsigned int rates_b);
unsigned int snd_pcm_rate_range_to_bits(unsigned int rate_min,
unsigned int rate_max);
/**
* snd_pcm_set_runtime_buffer - Set the PCM runtime buffer