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authorPierre Ossman <drzeus@drzeus.cx>2006-10-06 03:44:03 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-06 11:53:41 -0400
commitec5a19dd935eb3793e1f6ed491e8035b3d7b1df9 (patch)
tree931d2ffce2fe444f26b51b076c3472110a3e5a8a /include/linux/mmc
parent45e02b5b52e43aa7a674f64ca3470b9ee51fc9fd (diff)
[PATCH] mmc: multi sector write transfers
SD cards extend the protocol by allowing the host to query a card how many blocks were successfully stored on the medium. This allows us to safely write chunks of blocks at once. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/mmc')
-rw-r--r--include/linux/mmc/protocol.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/protocol.h b/include/linux/mmc/protocol.h
index 81c3f77f652c..08dec8d9e703 100644
--- a/include/linux/mmc/protocol.h
+++ b/include/linux/mmc/protocol.h
@@ -83,6 +83,7 @@
83 83
84 /* Application commands */ 84 /* Application commands */
85#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */ 85#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */
86#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */
86#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */ 87#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */
87#define SD_APP_SEND_SCR 51 /* adtc R1 */ 88#define SD_APP_SEND_SCR 51 /* adtc R1 */
88 89