diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2009-08-04 19:08:28 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-08-28 14:24:11 +1000 |
| commit | 80d3e8abb73dad3983fef2597b52cab8fbcd876b (patch) | |
| tree | 39d73950289a3de9cbdb2846da3d340374034ce4 /arch/powerpc/kernel | |
| parent | 4a9a6bfe707cfe5bcb0a20eabe240293a095cd10 (diff) | |
powerpc: Add CONFIG_DMA_API_DEBUG support
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/dma.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c index c61f70e145a..21b784d7e7d 100644 --- a/arch/powerpc/kernel/dma.c +++ b/arch/powerpc/kernel/dma.c @@ -7,6 +7,7 @@ #include <linux/device.h> #include <linux/dma-mapping.h> +#include <linux/dma-debug.h> #include <linux/lmb.h> #include <asm/bug.h> #include <asm/abs_addr.h> @@ -156,3 +157,13 @@ struct dma_map_ops dma_direct_ops = { #endif }; EXPORT_SYMBOL(dma_direct_ops); + +#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16) + +static int __init dma_init(void) +{ + dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES); + + return 0; +} +fs_initcall(dma_init); |