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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-01-09 21:12:17 (GMT) |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-01-09 21:12:17 (GMT) |
| commit | 788ee7b09883515f3a72a8f2a980df5e94f37e2c (patch) | |
| tree | bc66a1450d6644e712d6ca7acc1ffd725d48c5fc | |
| parent | cfa7f52164d6cdcb6cea87386562c568da66ff9e (diff) | |
| download | linux-788ee7b09883515f3a72a8f2a980df5e94f37e2c.tar.xz | |
[MMC] Add DATA_MULTI flag
Some hosts need to know that a transfer will be multi-block.
Add a data flag to indicate multiple data block transfers.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/mmc/mmc_block.c | 8 | ||||
| -rw-r--r-- | include/linux/mmc/mmc.h | 1 |
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c index 198561d..f43cdfc 100644 --- a/drivers/mmc/mmc_block.c +++ b/drivers/mmc/mmc_block.c @@ -200,7 +200,13 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) brq.data.flags |= MMC_DATA_WRITE; brq.data.blocks = 1; } - brq.mrq.stop = brq.data.blocks > 1 ? &brq.stop : NULL; + + if (brq.data.blocks > 1) { + brq.data.flags |= MMC_DATA_MULTI; + brq.mrq.stop = &brq.stop; + } else { + brq.mrq.stop = NULL; + } brq.data.sg = mq->sg; brq.data.sg_len = blk_rq_map_sg(req->q, req, brq.data.sg); diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index aef6042..86d491b 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -64,6 +64,7 @@ struct mmc_data { #define MMC_DATA_WRITE (1 << 8) #define MMC_DATA_READ (1 << 9) #define MMC_DATA_STREAM (1 << 10) +#define MMC_DATA_MULTI (1 << 11) unsigned int bytes_xfered; |