drm/exynos: added crtc dpms for disable crtc
crtc dpms is called as destroying attached fb so dpms off sould be processed.
crtc dpms also can be called after crtc is detached from encoder so pipe value
of manager is used to find display controller for this case
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 9337e5e..b1d6526 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -85,7 +85,8 @@
exynos_drm_fn_encoder(crtc, overlay,
exynos_drm_encoder_crtc_mode_set);
- exynos_drm_fn_encoder(crtc, NULL, exynos_drm_encoder_crtc_commit);
+ exynos_drm_fn_encoder(crtc, &exynos_crtc->pipe,
+ exynos_drm_encoder_crtc_commit);
}
static int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay,
@@ -171,9 +172,26 @@
static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode)
{
- DRM_DEBUG_KMS("%s\n", __FILE__);
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
- /* TODO */
+ DRM_DEBUG_KMS("crtc[%d] mode[%d]\n", crtc->base.id, mode);
+
+ switch (mode) {
+ case DRM_MODE_DPMS_ON:
+ exynos_drm_fn_encoder(crtc, &exynos_crtc->pipe,
+ exynos_drm_encoder_crtc_commit);
+ break;
+ case DRM_MODE_DPMS_STANDBY:
+ case DRM_MODE_DPMS_SUSPEND:
+ case DRM_MODE_DPMS_OFF:
+ /* TODO */
+ exynos_drm_fn_encoder(crtc, NULL,
+ exynos_drm_encoder_crtc_disable);
+ break;
+ default:
+ DRM_DEBUG_KMS("unspecified mode %d\n", mode);
+ break;
+ }
}
static void exynos_drm_crtc_prepare(struct drm_crtc *crtc)
@@ -185,9 +203,12 @@
static void exynos_drm_crtc_commit(struct drm_crtc *crtc)
{
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
+
DRM_DEBUG_KMS("%s\n", __FILE__);
- /* drm framework doesn't check NULL. */
+ exynos_drm_fn_encoder(crtc, &exynos_crtc->pipe,
+ exynos_drm_encoder_crtc_commit);
}
static bool