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Diffstat (limited to 'include/sound/pcm.h')
-rw-r--r--include/sound/pcm.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 8becb4504887..76fc33dce537 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -729,6 +729,10 @@ static inline void __snd_pcm_set_state(struct snd_pcm_runtime *runtime,
runtime->status->state = state; /* copy for mmap */
}
+void snd_pcm_set_state(struct snd_pcm_substream *substream,
+ snd_pcm_state_t state);
+snd_pcm_state_t snd_pcm_get_state(struct snd_pcm_substream *substream);
+
/**
* bytes_to_samples - Unit conversion of the size from bytes to samples
* @runtime: PCM runtime instance
@@ -1251,8 +1255,6 @@ 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
@@ -1404,6 +1406,8 @@ int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream, struct vm_area_s
#define snd_pcm_lib_mmap_iomem NULL
#endif
+int snd_pcm_runtime_buffer_set_silence(struct snd_pcm_runtime *runtime);
+
/**
* snd_pcm_limit_isa_dma_size - Get the max size fitting with ISA DMA transfer
* @dma: DMA number