| DMAM_DECLARE_COHEREN(9) | Device drivers infrastructure | DMAM_DECLARE_COHEREN(9) |
NAME¶
dmam_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.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |