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authorDan Williams <dan.j.williams@intel.com>2006-11-21 22:57:23 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-11-22 22:45:57 +0000
commit105ef9a0af1469a9dd906839dd4628aa9c013f58 (patch)
tree932c93e6fe5c11866b2b6348360a61f4528a0de1 /arch/arm/mm
parent8de35efb6afa75f25415d54e21221eea759db261 (diff)
[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: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm')
-rw-r--r--arch/arm/mm/consistent.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mm/consistent.c b/arch/arm/mm/consistent.c
index 50e6b6bfb2e..b797217e82b 100644
--- a/arch/arm/mm/consistent.c
+++ b/arch/arm/mm/consistent.c
@@ -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)
{