Hi, Angelo:
On Mon, 2025-01-13 at 15:52 +0100, AngeloGioacchino Del Regno wrote:
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>
>
> Since the SIMPLE_DEV_PM_OPS macro and the pm pointer are anyway
> defined when CONFIG_PM_SLEEP is not set, remove the ifdef for it
> and indicate that the mtk_hdmi_{remove,suspend} functions may be
> unused (as they are, in case PM support is not built-in).
>
> While at it, to improve readability, also compress the
> SIMPLE_DEV_PM_OPS declaration as it even fits in less
> than 80 columns.
>
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/mediatek/mtk_hdmi.c | 10 ++++------
> 1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index 0ec3bfe528f8..f6b463aaba47 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1692,8 +1692,7 @@ static void mtk_hdmi_remove(struct platform_device *pdev)
> mtk_hdmi_clk_disable_audio(hdmi);
> }
>
> -#ifdef CONFIG_PM_SLEEP
> -static int mtk_hdmi_suspend(struct device *dev)
> +static __maybe_unused int mtk_hdmi_suspend(struct device *dev)
I see many driver use CONFIG_PM_SLEEP,
and SIMPLE_DEV_PM_OPS() is defined to support suspend/resume function is not exist when CONFIG_PM_SLEEP is not defined,
so there is no strong purpose to apply this patch.
Regards,
CK
> {
> struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
>
> @@ -1702,7 +1701,7 @@ static int mtk_hdmi_suspend(struct device *dev)
> return 0;
> }
>
> -static int mtk_hdmi_resume(struct device *dev)
> +static __maybe_unused int mtk_hdmi_resume(struct device *dev)
> {
> struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
> int ret = 0;
> @@ -1715,9 +1714,8 @@ static int mtk_hdmi_resume(struct device *dev)
>
> return 0;
> }
> -#endif
> -static SIMPLE_DEV_PM_OPS(mtk_hdmi_pm_ops,
> - mtk_hdmi_suspend, mtk_hdmi_resume);
> +
> +static SIMPLE_DEV_PM_OPS(mtk_hdmi_pm_ops, mtk_hdmi_suspend, mtk_hdmi_resume);
>
> static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = {
> .tz_disabled = true,
> --
> 2.47.0
>
