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authorOvidiu Panait2023-12-24 10:21:39 +0200
committerHerbert Xu2023-12-29 11:25:56 +0800
commit2f8547af4b7092e6bceb2ce2e8a55fb3769fe7cd (patch)
treebc4085d89e7a774833e5aba4410d6f244006c536 /drivers/crypto
parentefadd1a9959a37f13f7cbca88bd515217466bcd4 (diff)
crypto: sahara - use devm_clk_get_enabled()
Use devm_clk_get_enabled() helper to simplify probe/remove code. Also, use dev_err_probe() for error reporting. Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/sahara.c31
1 files changed, 8 insertions, 23 deletions
diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index ba7d3a917101..619a1df69410 100644
--- a/drivers/crypto/sahara.c
+++ b/drivers/crypto/sahara.c
@@ -1352,17 +1352,15 @@ static int sahara_probe(struct platform_device *pdev)
}
/* clocks */
- dev->clk_ipg = devm_clk_get(&pdev->dev, "ipg");
- if (IS_ERR(dev->clk_ipg)) {
- dev_err(&pdev->dev, "Could not get ipg clock\n");
- return PTR_ERR(dev->clk_ipg);
- }
+ dev->clk_ipg = devm_clk_get_enabled(&pdev->dev, "ipg");
+ if (IS_ERR(dev->clk_ipg))
+ return dev_err_probe(&pdev->dev, PTR_ERR(dev->clk_ipg),
+ "Could not get ipg clock\n");
- dev->clk_ahb = devm_clk_get(&pdev->dev, "ahb");
- if (IS_ERR(dev->clk_ahb)) {
- dev_err(&pdev->dev, "Could not get ahb clock\n");
- return PTR_ERR(dev->clk_ahb);
- }
+ dev->clk_ahb = devm_clk_get_enabled(&pdev->dev, "ahb");
+ if (IS_ERR(dev->clk_ahb))
+ return dev_err_probe(&pdev->dev, PTR_ERR(dev->clk_ahb),
+ "Could not get ahb clock\n");
/* Allocate HW descriptors */
dev->hw_desc[0] = dmam_alloc_coherent(&pdev->dev,
@@ -1422,13 +1420,6 @@ static int sahara_probe(struct platform_device *pdev)
init_completion(&dev->dma_completion);
- err = clk_prepare_enable(dev->clk_ipg);
- if (err)
- return err;
- err = clk_prepare_enable(dev->clk_ahb);
- if (err)
- goto clk_ipg_disable;
-
version = sahara_read(dev, SAHARA_REG_VERSION);
if (of_device_is_compatible(pdev->dev.of_node, "fsl,imx27-sahara")) {
if (version != SAHARA_VERSION_3)
@@ -1466,9 +1457,6 @@ static int sahara_probe(struct platform_device *pdev)
err_algs:
kthread_stop(dev->kthread);
dev_ptr = NULL;
- clk_disable_unprepare(dev->clk_ahb);
-clk_ipg_disable:
- clk_disable_unprepare(dev->clk_ipg);
return err;
}
@@ -1481,9 +1469,6 @@ static void sahara_remove(struct platform_device *pdev)
sahara_unregister_algs(dev);
- clk_disable_unprepare(dev->clk_ipg);
- clk_disable_unprepare(dev->clk_ahb);
-
dev_ptr = NULL;
}