[PATCH v3] pwm: rockchip: Convert to use dev_err_probe()
zhaoxiao
zhaoxiao at uniontech.com
Fri Aug 19 00:07:56 PDT 2022
It's fine to call dev_err_probe() in ->probe() when error code is known.
Convert the driver to use dev_err_probe().
Signed-off-by: zhaoxiao <zhaoxiao at uniontech.com>
---
v3: 1.There is no need to assign it to 'ret', and use PTR_ERR(pc->pclk) directly.
2.add the return before dev_err_probe().
drivers/pwm/pwm-rockchip.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c
index f3647b317152..eda1bd49d260 100644
--- a/drivers/pwm/pwm-rockchip.c
+++ b/drivers/pwm/pwm-rockchip.c
@@ -328,18 +328,12 @@ static int rockchip_pwm_probe(struct platform_device *pdev)
else
pc->pclk = pc->clk;
- if (IS_ERR(pc->pclk)) {
- ret = PTR_ERR(pc->pclk);
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev, "Can't get APB clk: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(pc->pclk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(pc->pclk), "Can't get APB clk\n");
ret = clk_prepare_enable(pc->clk);
- if (ret) {
- dev_err(&pdev->dev, "Can't prepare enable PWM clk: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "Can't prepare enable PWM clk\n");
ret = clk_prepare_enable(pc->pclk);
if (ret) {
--
2.20.1
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