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authorKyungmin Park <kyungmin.park@samsung.com>2010-04-28 17:46:47 +0200
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-05-14 01:50:04 +0100
commit3328dc315914aa6db486da2ceb021b6f0b36b877 (patch)
tree4fbce95b6e6469600181fad1fd6f900bf5a45766 /include/linux/mtd
parent4a8ce0b030716b95004a4ace969953bc3ad7d2fe (diff)
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mtd: onenand: add new callback for bufferram read
This patch adds a new callback for the underlying drivers, which is called instead of accessing the buffer ram directly. This callback will be used by Samsung OneNAND driver to implement DMA transfers on S5PC110 SoC. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include/linux/mtd')
-rw-r--r--include/linux/mtd/onenand.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 9b43268..c26ff86 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -212,6 +212,8 @@ struct mtd_partition;
struct onenand_platform_data {
void (*mmcontrol)(struct mtd_info *mtd, int sync_read);
+ int (*read_bufferram)(struct mtd_info *mtd, int area,
+ unsigned char *buffer, int offset, size_t count);
struct mtd_partition *parts;
unsigned int nr_parts;
};