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authorTejun Heo <htejun@gmail.com>2006-11-14 14:47:09 +0100
committerTejun Heo <htejun@gmail.com>2006-12-03 09:56:24 +0100
commit2432697ba0ce312d60be5009ffe1fa054a761bb9 (patch)
tree8fe745ffb50986bee7d0cab5281278c7f77f983c /drivers/ata/libata.h
parent[PATCH] libata: make sure IRQ is cleared after ata_bmdma_freeze() (diff)
downloadlinux-2432697ba0ce312d60be5009ffe1fa054a761bb9.tar.xz
linux-2432697ba0ce312d60be5009ffe1fa054a761bb9.zip
[PATCH] libata: implement ata_exec_internal_sg()
Sg'ify ata_exec_internal() and call it ata_exec_internal_sg(). Wrapper function around ata_exec_internal_sg() is implemented to provide ata_exec_internal() interface. Signed-off-by: Tejun Heo <htejun@gmail.com>
Diffstat (limited to 'drivers/ata/libata.h')
-rw-r--r--drivers/ata/libata.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 2d532da8c398..ca6f36c13115 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -58,6 +58,10 @@ extern void ata_port_flush_task(struct ata_port *ap);
extern unsigned ata_exec_internal(struct ata_device *dev,
struct ata_taskfile *tf, const u8 *cdb,
int dma_dir, void *buf, unsigned int buflen);
+extern unsigned ata_exec_internal_sg(struct ata_device *dev,
+ struct ata_taskfile *tf, const u8 *cdb,
+ int dma_dir, struct scatterlist *sg,
+ unsigned int n_elem);
extern unsigned int ata_do_simple_cmd(struct ata_device *dev, u8 cmd);
extern int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
unsigned int flags, u16 *id);