table of contents
| SND_DMA_GET_RESERVED(9) | Management of Cards and Device | SND_DMA_GET_RESERVED(9) |
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.
COPYRIGHT¶
| April 2023 | Kernel Hackers Manual 2.6. |