gen_pool_dma_alloc

函数名称：gen_pool_dma_alloc_algo - allocate special memory from the pool for DMA* usage with the given pool algorithm*@pool: pool to allocate from*@size: number of bytes to allocate from the pool*@dma: DMA-view physical address return value

函数原型：void *gen_pool_dma_alloc_algo(struct gen_pool *pool, size_t size, dma_addr_t *dma, genpool_algo_t algo, void *data)

返回类型：void

参数：

类型	参数	名称
struct gen_pool *	pool
size_t	size
dma_addr_t *	dma
genpool_algo_t	algo
void *	data

**调用者**
名称	描述
gen_pool_dma_alloc	gen_pool_dma_alloc - allocate special memory from the pool for DMA usage@pool: pool to allocate from@size: number of bytes to allocate from the pool*@dma: dma-view physical address return value. Use %NULL if unneeded.
gen_pool_dma_alloc_align	gen_pool_dma_alloc_align - allocate special memory from the pool for DMA* usage with the given alignment@pool: pool to allocate from@size: number of bytes to allocate from the pool*@dma: DMA-view physical address return value
gen_pool_dma_zalloc_algo	gen_pool_dma_zalloc_algo - allocate special zeroed memory from the pool for* DMA usage with the given pool algorithm@pool: pool to allocate from@size: number of bytes to allocate from the pool*@dma: DMA-view physical address return value

函数逻辑报告