diff options
| author | Mayuresh Kulkarni <mkulkarni@nvidia.com> | 2011-12-20 16:46:48 +0530 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 01:07:11 -0700 |
| commit | 289b4f3827bfc18aee54a50bc82d0a5cc1a46ed9 (patch) | |
| tree | ca6b81354bde559de4452eca1bea9371dc75d9e9 /drivers/mmc/card/block.c | |
| parent | 3d3ee185ca7a68113de572c88b6a28b687170ea7 (diff) | |
mmc: core: Retry if data commands fail with error
If the data commands fail due to some error, retry the transfer.
Add 3 retries for data commands.
for bug 914934
Change-Id: I53245ddd159abdbade09f841d9490d2f106e7c88
Signed-off-by: Mayuresh Kulkarni <mkulkarni@nvidia.com>
Signed-off-by: Pavan Kunapuli <pkunapuli@nvidia.com>
Reviewed-on: http://git-master/r/71181
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Reviewed-by: Varun Wadekar <vwadekar@nvidia.com>
Rebase-Id: R600e6cfccb3af7db9682cd31650b313da4f8381b
Diffstat (limited to 'drivers/mmc/card/block.c')
| -rw-r--r-- | drivers/mmc/card/block.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index dd27b0783d52..e6ee563ef9a7 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -59,6 +59,8 @@ MODULE_ALIAS("mmc:block"); #define INAND_CMD38_ARG_SECTRIM2 0x88 #define MMC_BLK_TIMEOUT_MS (10 * 60 * 1000) /* 10 minute timeout */ +#define MMC_CMD_RETRIES 3 + #define mmc_req_rel_wr(req) (((req->cmd_flags & REQ_FUA) || \ (req->cmd_flags & REQ_META)) && \ (rq_data_dir(req) == WRITE)) @@ -1265,6 +1267,7 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq, if (!mmc_card_blockaddr(card)) brq->cmd.arg <<= 9; brq->cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_ADTC; + brq->cmd.retries = MMC_CMD_RETRIES; brq->data.blksz = 512; brq->stop.opcode = MMC_STOP_TRANSMISSION; brq->stop.arg = 0; |