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SubjectRe: [PATCH 43/61] pwm: simplify getting .drvdata
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On 19/04/2018 at 16:06, Wolfram Sang wrote:
> We should get drvdata from struct device directly. Going via
> platform_device is an unneeded step back and forth.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>

> ---
>
> Build tested only. buildbot is happy. Please apply individually.
>
> drivers/pwm/pwm-atmel-tcb.c | 6 ++----
> drivers/pwm/pwm-rcar.c | 3 +--
> 2 files changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c
> index 4fb1be246c44..0d0f8376bc35 100644
> --- a/drivers/pwm/pwm-atmel-tcb.c
> +++ b/drivers/pwm/pwm-atmel-tcb.c
> @@ -460,8 +460,7 @@ MODULE_DEVICE_TABLE(of, atmel_tcb_pwm_dt_ids);
> #ifdef CONFIG_PM_SLEEP
> static int atmel_tcb_pwm_suspend(struct device *dev)
> {
> - struct platform_device *pdev = to_platform_device(dev);
> - struct atmel_tcb_pwm_chip *tcbpwm = platform_get_drvdata(pdev);
> + struct atmel_tcb_pwm_chip *tcbpwm = dev_get_drvdata(dev);
> void __iomem *base = tcbpwm->tc->regs;
> int i;
>
> @@ -478,8 +477,7 @@ static int atmel_tcb_pwm_suspend(struct device *dev)
>
> static int atmel_tcb_pwm_resume(struct device *dev)
> {
> - struct platform_device *pdev = to_platform_device(dev);
> - struct atmel_tcb_pwm_chip *tcbpwm = platform_get_drvdata(pdev);
> + struct atmel_tcb_pwm_chip *tcbpwm = dev_get_drvdata(dev);
> void __iomem *base = tcbpwm->tc->regs;
> int i;
>
> diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c
> index 91d11f2e2fef..748f614d5375 100644
> --- a/drivers/pwm/pwm-rcar.c
> +++ b/drivers/pwm/pwm-rcar.c
> @@ -261,8 +261,7 @@ MODULE_DEVICE_TABLE(of, rcar_pwm_of_table);
> #ifdef CONFIG_PM_SLEEP
> static struct pwm_device *rcar_pwm_dev_to_pwm_dev(struct device *dev)
> {
> - struct platform_device *pdev = to_platform_device(dev);
> - struct rcar_pwm_chip *rcar_pwm = platform_get_drvdata(pdev);
> + struct rcar_pwm_chip *rcar_pwm = dev_get_drvdata(dev);
> struct pwm_chip *chip = &rcar_pwm->chip;
>
> return &chip->pwms[0];
>


--
Nicolas Ferre

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