diff mbox series

[V2,2/3] pwm: imx27: Use dev_err_probe() to simplify error handling

Message ID 1597127072-26365-2-git-send-email-Anson.Huang@nxp.com (mailing list archive)
State New, archived
Headers show
Series [V2,1/3] pwm: imx-tpm: Use dev_err_probe() to simplify error handling | expand

Commit Message

Anson Huang Aug. 11, 2020, 6:24 a.m. UTC 
dev_err_probe() can reduce code size, uniform error handling and record the
defer probe reason etc., use it to simplify the code.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
changes since V1:
	- remove redundant return value print.
---
 drivers/pwm/pwm-imx27.c | 25 ++++++-------------------
 1 file changed, 6 insertions(+), 19 deletions(-)

Comments

Lee Jones Aug. 11, 2020, 6:37 a.m. UTC | #1 
On Tue, 11 Aug 2020, Anson Huang wrote:

> dev_err_probe() can reduce code size, uniform error handling and record the
> defer probe reason etc., use it to simplify the code.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> changes since V1:
> 	- remove redundant return value print.
> ---
>  drivers/pwm/pwm-imx27.c | 25 ++++++-------------------
>  1 file changed, 6 insertions(+), 19 deletions(-)

Acked-by: Lee Jones <lee.jones@linaro.org>
Uwe Kleine-König Aug. 11, 2020, 7 a.m. UTC | #2 
On Tue, Aug 11, 2020 at 02:24:31PM +0800, Anson Huang wrote:
> dev_err_probe() can reduce code size, uniform error handling and record the
> defer probe reason etc., use it to simplify the code.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

Best regards
Uwe
diff mbox series

Patch

diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c
index c50d453..ceaed03 100644
--- a/drivers/pwm/pwm-imx27.c
+++ b/drivers/pwm/pwm-imx27.c
@@ -315,27 +315,14 @@  static int pwm_imx27_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, imx);
 
 	imx->clk_ipg = devm_clk_get(&pdev->dev, "ipg");
-	if (IS_ERR(imx->clk_ipg)) {
-		int ret = PTR_ERR(imx->clk_ipg);
-
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev,
-				"getting ipg clock failed with %d\n",
-				ret);
-		return ret;
-	}
+	if (IS_ERR(imx->clk_ipg))
+		return dev_err_probe(&pdev->dev, PTR_ERR(imx->clk_ipg),
+				     "getting ipg clock failed\n");
 
 	imx->clk_per = devm_clk_get(&pdev->dev, "per");
-	if (IS_ERR(imx->clk_per)) {
-		int ret = PTR_ERR(imx->clk_per);
-
-		if (ret != -EPROBE_DEFER)
-			dev_err(&pdev->dev,
-				"failed to get peripheral clock: %d\n",
-				ret);
-
-		return ret;
-	}
+	if (IS_ERR(imx->clk_per))
+		return dev_err_probe(&pdev->dev, PTR_ERR(imx->clk_per),
+				     "failed to get peripheral clock\n");
 
 	imx->chip.ops = &pwm_imx27_ops;
 	imx->chip.dev = &pdev->dev;