crypto: s5p-sss - Use clk_prepare/clk_unprepare

This patch set adds use of clk_prepare/clk_unprepare as
required by generic clock framework.

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
CC: David S. Miller <davem@davemloft.net>
CC: <linux-samsung-soc@vger.kernel.org>
Acked-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 7 insertions, 3 deletions

diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index 0ffc0429d16d..ea7d4788f311 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -645,7 +645,11 @@ static int s5p_aes_probe(struct platform_device *pdev)
                 return -ENOENT;
         }
 
-        clk_enable(pdata->clk);
+        err = clk_prepare_enable(pdata->clk);
+        if (err < 0) {
+                dev_err(dev, "Enabling SSS clk failed, err %d\n", err);
+                return err;
+        }
 
         spin_lock_init(&pdata->lock);
 
@@ -706,7 +710,7 @@ static int s5p_aes_probe(struct platform_device *pdev)
         tasklet_kill(&pdata->tasklet);
 
  err_irq:
-        clk_disable(pdata->clk);
+        clk_disable_unprepare(pdata->clk);
 
         s5p_dev = NULL;
 
@@ -726,7 +730,7 @@ static int s5p_aes_remove(struct platform_device *pdev)
 
         tasklet_kill(&pdata->tasklet);
 
-        clk_disable(pdata->clk);
+        clk_disable_unprepare(pdata->clk);
 
         s5p_dev = NULL;