SND_DMA_GET_RESERVED(9) Management of Cards and Device SND_DMA_GET_RESERVED(9)NAMEsnd_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.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 SND_DMA_GET_RESERVED(9)