[PATH v5] pwm: rockchip: Convert to use dev_err_probe()

zhaoxiao
2022-08-22T08:34:36Z

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@uniontech.com>
---
v5: delete the redundant ret and %d.
drivers/pwm/pwm-rockchip.c | 18 ++++++------------
1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c
index f3647b317152..a5af859217c1 100644
--- a/drivers/pwm/pwm-rockchip.c
+++ b/drivers/pwm/pwm-rockchip.c
@@ -328,22 +328,16 @@ 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) {
- dev_err(&pdev->dev, "Can't prepare enable APB clk: %d\n", ret);
+ dev_err_probe(&pdev->dev, ret, "Can't prepare enable APB clk\n");
goto err_clk;
}

@@ -360,7 +354,7 @@ static int rockchip_pwm_probe(struct platform_device *pdev)

ret = pwmchip_add(&pc->chip);
if (ret < 0) {
- dev_err(&pdev->dev, "pwmchip_add() failed: %d\n", ret);
+ dev_err_probe(&pdev->dev, ret, "pwmchip_add() failed\n");
goto err_pclk;
}

--
2.20.1