mmc: msm_sdcc: Update the request timeout for certain SanDisk eMMC cards
Some INAND MCP devices advertise incorrect data timeout values
which in turn require higher request timeout value.
Update the request timeout for such devices for proper functionality.
CRs-Fixed: 359037
Change-Id: Ice18f3b20e3d646030f0facadae78f5535c92920
Signed-off-by: Pratibhasagar V <pratibha@codeaurora.org>
diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c
index 3b115ab..0d6c5f1 100644
--- a/drivers/mmc/host/msm_sdcc.c
+++ b/drivers/mmc/host/msm_sdcc.c
@@ -1850,7 +1850,7 @@
msmsdcc_request(struct mmc_host *mmc, struct mmc_request *mrq)
{
struct msmsdcc_host *host = mmc_priv(mmc);
- unsigned long flags;
+ unsigned long flags, timeout;
/*
* Get the SDIO AL client out of LPM.
@@ -1904,11 +1904,18 @@
mrq->cmd->opcode, host->curr.mrq->cmd->opcode);
/*
- * Kick the software command timeout timer here.
- * Timer expires in 10 secs.
+ * Set timeout value to 10 secs (or more in case of buggy cards)
+ */
+ if ((mmc->card) && (mmc->card->quirks & MMC_QUIRK_INAND_DATA_TIMEOUT))
+ timeout = 20000;
+ else
+ timeout = MSM_MMC_REQ_TIMEOUT;
+ /*
+ * Kick the software request timeout timer here with the timeout
+ * value identified above
*/
mod_timer(&host->req_tout_timer,
- (jiffies + msecs_to_jiffies(MSM_MMC_REQ_TIMEOUT)));
+ (jiffies + msecs_to_jiffies(timeout)));
host->curr.mrq = mrq;
if (mrq->data && (mrq->data->flags & MMC_DATA_WRITE)) {