mmc: sdhci-s3c: add spin_unlock_irq() before calling clk_round_rate

Before calling clk_round_rate(), put the spin_unlock_irq() in
sdhci_s3c_consider_clock() function.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 784c5a848fb4..de219ca7ea7c 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -121,7 +121,9 @@ static unsigned int sdhci_s3c_consider_clock(struct sdhci_s3c *ourhost,
          * speed possible with selected clock source and skip the division.
          */
         if (ourhost->no_divider) {
+                spin_unlock_irq(&ourhost->host->lock);
                 rate = clk_round_rate(clksrc, wanted);
+                spin_lock_irq(&ourhost->host->lock);
                 return wanted - rate;
         }