@@ -25,14 +25,9 @@ static void exynos_drm_crtc_enable(struct drm_crtc *crtc)
{
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
- if (exynos_crtc->enabled)
- return;
-
if (exynos_crtc->ops->enable)
exynos_crtc->ops->enable(exynos_crtc);
- exynos_crtc->enabled = true;
-
drm_crtc_vblank_on(crtc);
}
@@ -40,9 +35,6 @@ static void exynos_drm_crtc_disable(struct drm_crtc *crtc)
{
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
- if (!exynos_crtc->enabled)
- return;
-
/* wait for the completion of page flip. */
if (!wait_event_timeout(exynos_crtc->pending_flip_queue,
(exynos_crtc->event == NULL), HZ/20))
@@ -52,8 +44,6 @@ static void exynos_drm_crtc_disable(struct drm_crtc *crtc)
if (exynos_crtc->ops->disable)
exynos_crtc->ops->disable(exynos_crtc);
-
- exynos_crtc->enabled = false;
}
static bool
@@ -170,9 +160,6 @@ int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe)
struct exynos_drm_crtc *exynos_crtc =
to_exynos_crtc(private->crtc[pipe]);
- if (!exynos_crtc->enabled)
- return -EPERM;
-
if (exynos_crtc->ops->enable_vblank)
return exynos_crtc->ops->enable_vblank(exynos_crtc);
@@ -185,9 +172,6 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe)
struct exynos_drm_crtc *exynos_crtc =
to_exynos_crtc(private->crtc[pipe]);
- if (!exynos_crtc->enabled)
- return;
-
if (exynos_crtc->ops->disable_vblank)
exynos_crtc->ops->disable_vblank(exynos_crtc);
}
@@ -136,7 +136,6 @@ struct exynos_drm_crtc {
struct drm_crtc base;
enum exynos_drm_output_type type;
unsigned int pipe;
- bool enabled;
wait_queue_head_t pending_flip_queue;
struct drm_pending_vblank_event *event;
const struct exynos_drm_crtc_ops *ops;