SND_DMA_GET_RESERVED
Section: Management of Cards and Device (9)
Updated: February 2011
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NAME
snd_dma_get_reserved_buf - get the reserved buffer for the given device
SYNOPSIS
-
size_t snd_dma_get_reserved_buf(struct snd_dma_buffer * dmab, unsigned int id);
ARGUMENTS
dmab
-
- the buffer allocation record to store
id
-
the buffer id
DESCRIPTION
Looks for the reserved-buffer list and re-uses if the same buffer is found in the list. When the buffer is found, it's removed from the free list.
Returns the size of buffer if the buffer is found, or zero if not found.
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