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SubjectRe: [PATCH v4 1/8] drm/panel: Add an API drm_panel_get_orientation() to return panel orientation
Quoting Hsin-Yi Wang (2022-06-06 08:24:24)
> diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c
> index f634371c717a..e12056cfeca8 100644
> --- a/drivers/gpu/drm/drm_panel.c
> +++ b/drivers/gpu/drm/drm_panel.c
> @@ -223,6 +223,15 @@ int drm_panel_get_modes(struct drm_panel *panel,
> }
> EXPORT_SYMBOL(drm_panel_get_modes);
>
> +enum drm_panel_orientation drm_panel_get_orientation(struct drm_panel *panel)

Should 'panel' be marked const to indicate that it can't be modified?

> +{
> + if (panel && panel->funcs && panel->funcs->get_orientation)
> + return panel->funcs->get_orientation(panel);

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