summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/exynos/exynos_drm_plane.c
diff options
context:
space:
mode:
authorJoonyoung Shim <jy0922.shim@samsung.com>2012-06-27 14:27:09 +0900
committerInki Dae <inki.dae@samsung.com>2012-07-27 11:13:54 +0900
commitcf5188ac1c0726a6bd2565734ec080f0eca82736 (patch)
tree267dcc8ec6a7d95f73b6ca7c256b1475127ba47e /drivers/gpu/drm/exynos/exynos_drm_plane.c
parentd55ab76efba4575141d9d3df98886021c064b567 (diff)
drm/exynos: add plane enable/disable
The plane enable/disable can control only a power of plane, so they will be helpful to handle planes with dpms. Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_plane.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_plane.c38
1 files changed, 27 insertions, 11 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index f018c9d32639..b89829e5043a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -107,8 +107,32 @@ void exynos_plane_commit(struct drm_plane *plane)
exynos_drm_fn_encoder(plane->crtc, &overlay->zpos,
exynos_drm_encoder_plane_commit);
+}
+
+void exynos_plane_dpms(struct drm_plane *plane, int mode)
+{
+ struct exynos_plane *exynos_plane = to_exynos_plane(plane);
+ struct exynos_drm_overlay *overlay = &exynos_plane->overlay;
- exynos_plane->enabled = true;
+ DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+
+ if (mode == DRM_MODE_DPMS_ON) {
+ if (exynos_plane->enabled)
+ return;
+
+ exynos_drm_fn_encoder(plane->crtc, &overlay->zpos,
+ exynos_drm_encoder_plane_enable);
+
+ exynos_plane->enabled = true;
+ } else {
+ if (!exynos_plane->enabled)
+ return;
+
+ exynos_drm_fn_encoder(plane->crtc, &overlay->zpos,
+ exynos_drm_encoder_plane_disable);
+
+ exynos_plane->enabled = false;
+ }
}
static int
@@ -132,24 +156,16 @@ exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
plane->fb = crtc->fb;
exynos_plane_commit(plane);
+ exynos_plane_dpms(plane, DRM_MODE_DPMS_ON);
return 0;
}
static int exynos_disable_plane(struct drm_plane *plane)
{
- struct exynos_plane *exynos_plane = to_exynos_plane(plane);
- struct exynos_drm_overlay *overlay = &exynos_plane->overlay;
-
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
- if (!exynos_plane->enabled)
- return 0;
-
- exynos_drm_fn_encoder(plane->crtc, &overlay->zpos,
- exynos_drm_encoder_plane_disable);
-
- exynos_plane->enabled = false;
+ exynos_plane_dpms(plane, DRM_MODE_DPMS_OFF);
return 0;
}