Commit 105ef9a0 authored by Dan Williams's avatar Dan Williams Committed by Russell King

[ARM] 3942/1: ARM: comment: consistent_sync should not be called directly

/*
 * Note: Drivers should NOT use this function directly, as it will break
 * platforms with CONFIG_DMABOUNCE.
 * Use the driver DMA support - see dma-mapping.h (dma_sync_*)
 */
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 8de35efb
......@@ -476,6 +476,9 @@ core_initcall(consistent_init);
/*
* Make an area consistent for devices.
* Note: Drivers should NOT use this function directly, as it will break
* platforms with CONFIG_DMABOUNCE.
* Use the driver DMA support - see dma-mapping.h (dma_sync_*)
*/
void consistent_sync(void *vaddr, size_t size, int direction)
{
......
......@@ -12,6 +12,10 @@
* uncached, unwrite-buffered mapped memory space for use with DMA
* devices. This is the "generic" version. The PCI specific version
* is in pci.h
*
* Note: Drivers should NOT use this function directly, as it will break
* platforms with CONFIG_DMABOUNCE.
* Use the driver DMA support - see dma-mapping.h (dma_sync_*)
*/
extern void consistent_sync(void *kaddr, size_t size, int rw);
......
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