[PATCH 6/7 v8] crypto:s5p-sss: Use clk_prepare/clk_unprepare

Naveen Krishna Chatradhi
2014-04-28T10:47:41Z

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>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
CC: David S. Miller <davem@davemloft.net>
CC: Vladimir Zapolskiy <vzapolskiy@gmail.com>
TO: <linux-crypto@vger.kernel.org>
CC: <linux-samsung-soc@vger.kernel.org>
---
Changes since v7:
Added Acked-by from Herbert Xu
Changes since v6:
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 0ffc042..ea7d478 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;

--
1.7.9.5