Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull sparc fixlet from David Miller:
"Aparc fix to add dma_cache_sync(), even if a nop it should be provided
if dma_{alloc,free}_noncoherent() is provided too"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
sparc: Add NOP dma_cache_sync() implementation.
+8
+8
arch/sparc/include/asm/dma-mapping.h
+8
arch/sparc/include/asm/dma-mapping.h
···
12
12
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
13
13
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
14
14
15
+
static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
16
+
enum dma_data_direction dir)
17
+
{
18
+
/* Since dma_{alloc,free}_noncoherent() allocated coherent memory, this
19
+
* routine can be a nop.
20
+
*/
21
+
}
22
+
15
23
extern struct dma_map_ops *dma_ops;
16
24
extern struct dma_map_ops *leon_dma_ops;
17
25
extern struct dma_map_ops pci32_dma_ops;