From: Gerd Knorr <kraxel@bytesex.org>
To: Andrew Morton <akpm@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [patch] v4l: saa7134: mark little endian ptr
Date: Thu, 12 May 2005 12:30:43 +0200 [thread overview]
Message-ID: <20050512103043.GB30474@bytesex> (raw)
From: Alexey Dobriyan <adobriyan@gmail.com>
> - *ptr = sg_dma_address(list) - list->offset;
> + *ptr = cpu_to_le32(sg_dma_address(list) - list->offset);
Clearly mark pointers to little-endian things.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Gerd Knorr <kraxel@bytesex.org>
diff -uprN linux-vanilla/drivers/media/video/saa7134/saa7134-core.c linux-saa/drivers/media/video/saa7134/saa7134-core.c
--- linux-vanilla/drivers/media/video/saa7134/saa7134-core.c 2005-05-10 03:13:22.000000000 +0400
+++ linux-saa/drivers/media/video/saa7134/saa7134-core.c 2005-05-12 00:27:23.000000000 +0400
@@ -316,7 +316,7 @@ unsigned long saa7134_buffer_base(struct
int saa7134_pgtable_alloc(struct pci_dev *pci, struct saa7134_pgtable *pt)
{
- u32 *cpu;
+ __le32 *cpu;
dma_addr_t dma_addr;
cpu = pci_alloc_consistent(pci, SAA7134_PGTABLE_SIZE, &dma_addr);
@@ -332,7 +332,7 @@ int saa7134_pgtable_build(struct pci_dev
struct scatterlist *list, unsigned int length,
unsigned int startpage)
{
- u32 *ptr;
+ __le32 *ptr;
unsigned int i,p;
BUG_ON(NULL == pt || NULL == pt->cpu);
diff -uprN linux-vanilla/drivers/media/video/saa7134/saa7134.h linux-saa/drivers/media/video/saa7134/saa7134.h
--- linux-vanilla/drivers/media/video/saa7134/saa7134.h 2005-05-10 03:13:22.000000000 +0400
+++ linux-saa/drivers/media/video/saa7134/saa7134.h 2005-05-12 00:26:20.000000000 +0400
@@ -241,7 +241,7 @@ struct saa7134_dma;
/* saa7134 page table */
struct saa7134_pgtable {
unsigned int size;
- u32 *cpu;
+ __le32 *cpu;
dma_addr_t dma;
};
----- End forwarded message -----
--
-mm seems unusually stable at present.
-- akpm about 2.6.12-rc3-mm3
reply other threads:[~2005-05-12 10:35 UTC|newest]
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