drm/panel: Provide convenience wrapper for .get_modes()

Add a convenience wrapper for the struct drm_panel_funcs' .get_modes()
function so that not every driver needs to check that the panel driver
implements the function before calling it.

Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
[treding: extract from larger patch, commit message]
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Ajay Kumar 2014-07-30 12:02:15 +02:00 committed by Thierry Reding
parent 45527d435c
commit 7bf93c73ad
1 changed files with 8 additions and 0 deletions

View File

@ -112,6 +112,14 @@ static inline int drm_panel_enable(struct drm_panel *panel)
return panel ? -ENOSYS : -EINVAL;
}
static inline int drm_panel_get_modes(struct drm_panel *panel)
{
if (panel && panel->funcs && panel->funcs->get_modes)
return panel->funcs->get_modes(panel);
return panel ? -ENOSYS : -EINVAL;
}
void drm_panel_init(struct drm_panel *panel);
int drm_panel_add(struct drm_panel *panel);