2020-08-12 03:52:34

by Anson Huang

[permalink] [raw]

Subject: [PATCH] i2c: imx: Use dev_err_probe() to simplify error handling

---

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 <[email protected]>
---
drivers/i2c/busses/i2c-imx.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 0ab5381..63f4367 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -1159,11 +1159,9 @@ static int i2c_imx_probe(struct platform_device *pdev)

/* Get I2C clock */
i2c_imx->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(i2c_imx->clk)) {
- if (PTR_ERR(i2c_imx->clk) != -EPROBE_DEFER)
- dev_err(&pdev->dev, "can't get I2C clock\n");
- return PTR_ERR(i2c_imx->clk);
- }
+ if (IS_ERR(i2c_imx->clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(i2c_imx->clk),
+ "can't get I2C clock\n");

ret = clk_prepare_enable(i2c_imx->clk);
if (ret) {
--
2.7.4

2020-08-12 05:41:02

by Oleksij Rempel

[permalink] [raw]

Subject: Re: [PATCH] i2c: imx: Use dev_err_probe() to simplify error handling

---

On Wed, Aug 12, 2020 at 11:45:54AM +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 <[email protected]>
> ---
> drivers/i2c/busses/i2c-imx.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
> index 0ab5381..63f4367 100644
> --- a/drivers/i2c/busses/i2c-imx.c
> +++ b/drivers/i2c/busses/i2c-imx.c
> @@ -1159,11 +1159,9 @@ static int i2c_imx_probe(struct platform_device *pdev)
>
> /* Get I2C clock */
> i2c_imx->clk = devm_clk_get(&pdev->dev, NULL);
> - if (IS_ERR(i2c_imx->clk)) {
> - if (PTR_ERR(i2c_imx->clk) != -EPROBE_DEFER)
> - dev_err(&pdev->dev, "can't get I2C clock\n");
> - return PTR_ERR(i2c_imx->clk);
> - }
> + if (IS_ERR(i2c_imx->clk))
> + return dev_err_probe(&pdev->dev, PTR_ERR(i2c_imx->clk),
> + "can't get I2C clock\n");
>
> ret = clk_prepare_enable(i2c_imx->clk);
> if (ret) {
> --

Acked-by: Oleksij Rempel <[email protected]>

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2020-09-09 08:34:44

by Wolfram Sang

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Subject: Re: [PATCH] i2c: imx: Use dev_err_probe() to simplify error handling

---

On Wed, Aug 12, 2020 at 11:45:54AM +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 <[email protected]>

Applied to for-next, thanks!

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