mmc: tmio: Fix timeout value for command request

Fix the problem which timeout occurs at the time of command request with
several cards.

The timeout value was insufficient as a verification of several cards,
so it was changed 5 seconds from 2 seconds.

Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index e3dcf31..a10fde4 100644 (file)
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -83,6 +83,8 @@ static int tmio_mmc_next_sg(struct tmio_mmc_host *host)
        return --host->sg_len;
 }
 
+#define CMDREQ_TIMEOUT 5000
+
 #ifdef CONFIG_MMC_DEBUG
 
 #define STATUS_TO_TEXT(a, status, i) \
@@ -230,7 +232,7 @@ static void tmio_mmc_reset_work(struct work_struct *work)
         */
        if (IS_ERR_OR_NULL(mrq)
            || time_is_after_jiffies(host->last_req_ts +
-               msecs_to_jiffies(2000))) {
+               msecs_to_jiffies(CMDREQ_TIMEOUT))) {
                spin_unlock_irqrestore(&host->lock, flags);
                return;
        }
@@ -818,7 +820,7 @@ static void tmio_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq)
        ret = tmio_mmc_start_command(host, mrq->cmd);
        if (!ret) {
                schedule_delayed_work(&host->delayed_reset_work,
-                                     msecs_to_jiffies(2000));
+                                     msecs_to_jiffies(CMDREQ_TIMEOUT));
                return;
        }