Re: [PATCH v3 25/32] rtc: s5m: cache value of platform_get_device_id() during probe

[Krzysztof Kozlowski <krzk@kernel.org>]

On 03/04/2025 10:59, André Draszik wrote:
> platform_get_device_id() is called mulitple times during probe. This
> makes the code harder to read than necessary.
> 
> Just get the ID once, which also trims the lengths of the lines
> involved.
> 
> Signed-off-by: André Draszik <andre.draszik@linaro.org>
> ---
>  drivers/rtc/rtc-s5m.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
> index db5c9b641277213aa1371776c63e2eda3f223465..53c76b0e4253a9ba225c3c723d35d9182d071607 100644
> --- a/drivers/rtc/rtc-s5m.c
> +++ b/drivers/rtc/rtc-s5m.c
> @@ -637,6 +637,8 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info)
>  static int s5m_rtc_probe(struct platform_device *pdev)
>  {
>  	struct sec_pmic_dev *s5m87xx = dev_get_drvdata(pdev->dev.parent);
> +	const struct platform_device_id	* const id =
> +		platform_get_device_id(pdev);


If doing this, why not storing here driver data, so the enum type?


Best regards,
Krzysztof