[PATCH 8/9 v5] crypto:s5p-sss: Use clk_prepare/clk_unprepare

[PATCH 8/9 v5] crypto:s5p-sss: Use clk_prepare/clk_unprepare

[Naveen Krishna Chatradhi]

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>
---
Changes since v4:
Handle return value of clk_prepare_enable

Changes since v3:
None

 drivers/crypto/s5p-sss.c |   10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index a890273..5bd3bd9 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -648,7 +648,11 @@ 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);
 	pdata->ioaddr = devm_ioremap(dev, res->start,
@@ -711,7 +715,7 @@ 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;
 
@@ -731,7 +735,7 @@ 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;
 
-- 
1.7.9.5