[v2] i2c: imx-lpi2c: add clk_disable_unprepare calls
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Message ID 20191102062149.3957-1-hslester96@gmail.com
State New
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Series
  • [v2] i2c: imx-lpi2c: add clk_disable_unprepare calls
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Commit Message

Chuhong Yuan Nov. 2, 2019, 6:21 a.m. UTC
The driver forgets to call clk_disable_unprepare when probe fails
and remove.
Add the two calls to fix the problem.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
---
Changes in v2:
  - Adjust the call order to make it consistent in probe failure and
    removal.

 drivers/i2c/busses/i2c-imx-lpi2c.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Wolfram Sang March 22, 2020, 4:19 p.m. UTC | #1
On Sat, Nov 02, 2019 at 02:21:49PM +0800, Chuhong Yuan wrote:
> The driver forgets to call clk_disable_unprepare when probe fails
> and remove.
> Add the two calls to fix the problem.
> 
> Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
> ---

Dong Aisheng, what do you think of this patch?

> Changes in v2:
>   - Adjust the call order to make it consistent in probe failure and
>     removal.
> 
>  drivers/i2c/busses/i2c-imx-lpi2c.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c
> index c92b56485fa6..f964693c0901 100644
> --- a/drivers/i2c/busses/i2c-imx-lpi2c.c
> +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c
> @@ -618,6 +618,7 @@ static int lpi2c_imx_probe(struct platform_device *pdev)
>  	return 0;
>  
>  rpm_disable:
> +	clk_disable_unprepare(lpi2c_imx->clk);
>  	pm_runtime_put(&pdev->dev);
>  	pm_runtime_disable(&pdev->dev);
>  	pm_runtime_dont_use_autosuspend(&pdev->dev);
> @@ -630,6 +631,7 @@ static int lpi2c_imx_remove(struct platform_device *pdev)
>  	struct lpi2c_imx_struct *lpi2c_imx = platform_get_drvdata(pdev);
>  
>  	i2c_del_adapter(&lpi2c_imx->adapter);
> +	clk_disable_unprepare(lpi2c_imx->clk);
>  
>  	pm_runtime_disable(&pdev->dev);
>  	pm_runtime_dont_use_autosuspend(&pdev->dev);
> -- 
> 2.23.0
>

Patch
diff mbox series

diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c
index c92b56485fa6..f964693c0901 100644
--- a/drivers/i2c/busses/i2c-imx-lpi2c.c
+++ b/drivers/i2c/busses/i2c-imx-lpi2c.c
@@ -618,6 +618,7 @@  static int lpi2c_imx_probe(struct platform_device *pdev)
 	return 0;
 
 rpm_disable:
+	clk_disable_unprepare(lpi2c_imx->clk);
 	pm_runtime_put(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
 	pm_runtime_dont_use_autosuspend(&pdev->dev);
@@ -630,6 +631,7 @@  static int lpi2c_imx_remove(struct platform_device *pdev)
 	struct lpi2c_imx_struct *lpi2c_imx = platform_get_drvdata(pdev);
 
 	i2c_del_adapter(&lpi2c_imx->adapter);
+	clk_disable_unprepare(lpi2c_imx->clk);
 
 	pm_runtime_disable(&pdev->dev);
 	pm_runtime_dont_use_autosuspend(&pdev->dev);