commit ec5a19dd935eb3793e1f6ed491e8035b3d7b1df9
author Pierre Ossman <drzeus@drzeus.cx> Fri Oct 06 00:44:03 2006 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> Fri Oct 06 08:53:41 2006 -0700
tree 931d2ffce2fe444f26b51b076c3472110a3e5a8a
parent 45e02b5b52e43aa7a674f64ca3470b9ee51fc9fd

[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>

include/linux/mmc/protocol.h

diff --git a/include/linux/mmc/protocol.h b/include/linux/mmc/protocol.h
index 81c3f77..08dec8d 100644
--- a/include/linux/mmc/protocol.h
+++ b/include/linux/mmc/protocol.h
@@ -83,6 +83,7 @@
 
   /* Application commands */
 #define SD_APP_SET_BUS_WIDTH      6   /* ac   [1:0] bus width    R1  */
+#define SD_APP_SEND_NUM_WR_BLKS  22   /* adtc                    R1  */
 #define SD_APP_OP_COND           41   /* bcr  [31:0] OCR         R3  */
 #define SD_APP_SEND_SCR          51   /* adtc                    R1  */