DMAM_DECLARE_COHEREN(9) Device drivers infrastructure DMAM_DECLARE_COHEREN(9)NAMEdmam_declare_coherent_memory - Managed dma_declare_coherent_memory
SYNOPSIS
int dmam_declare_coherent_memory(struct device * dev,
dma_addr_t bus_addr,
dma_addr_t device_addr, size_t size,
int flags);
ARGUMENTS
dev
Device to declare coherent memory for
bus_addr
Bus address of coherent memory to be declared
device_addr
Device address of coherent memory to be declared
size
Size of coherent memory to be declared
flags
Flags
DESCRIPTION
Managed dma_declare_coherent_memory.
RETURNS
0 on success, -errno on failure.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 DMAM_DECLARE_COHEREN(9)