aboutsummaryrefslogtreecommitdiff
path: root/include/asm-arm/dma-mapping.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@woody.osdl.org>2006-11-23 09:17:16 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-11-23 09:17:16 -0800
commit5261d661b49e0c133395c88da193457f62db439a (patch)
treea79f0d67e19599a5b2728eca08b032e7ce976a4a /include/asm-arm/dma-mapping.h
parent490a6e245e36ce27e10c32e1c3129fd782d3d1f3 (diff)
parent21f37bc3e51fac4f7a226a6d110c4c316af0d22d (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 3941/1: [Jornada7xx] - Addition to MAINTAINERS [ARM] 3942/1: ARM: comment: consistent_sync should not be called directly [ARM] ebsa110: fix warnings generated by asm/arch/io.h [ARM] 3933/1: Source drivers/ata/Kconfig
Diffstat (limited to 'include/asm-arm/dma-mapping.h')
-rw-r--r--include/asm-arm/dma-mapping.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-arm/dma-mapping.h b/include/asm-arm/dma-mapping.h
index 55eb4dc3253..666617711c8 100644
--- a/include/asm-arm/dma-mapping.h
+++ b/include/asm-arm/dma-mapping.h
@@ -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);