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

From: Naveen Krishna Chatradhi
Date: Wed Jan 29 2014 - 04:28:26 EST


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

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@xxxxxxxxxxx>
Reviewed-by: Tomasz Figa <t.figa@xxxxxxxxxxx>
---
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

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