From: lintao <lintao@rock-chips.com>
Date: Mon, 26 Jan 2015 01:57:11 +0000 (+0800)
Subject: mmc: add more waiting for erase and status op
X-Git-Tag: firefly_0821_release~4263^2~65
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c95f566ab07c8550a1c25f1ff1f8209326a00ff3;p=firefly-linux-kernel-4.4.55.git

mmc: add more waiting for erase and status op
---

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 999c4df76622..3e809c2435c8 100755
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -437,7 +437,10 @@ static void mmc_wait_for_req_done(struct mmc_host *host,
 	u32 timeout = 0;
 
 	if (!mrq->cmd->data) {
-		timeout = 500;
+		if (mrq->cmd->opcode == MMC_ERASE || (mrq->cmd->opcode == MMC_SEND_STATUS))
+			timeout = 2500000;
+		else
+			timeout = 500;
 	} else {
 		timeout = mrq->cmd->data->blocks * mrq->cmd->data->blksz * 500;
 		if(!timeout)