drm/exynos: remove mode property of exynos crtc

This was added by commit 3b8d1cf8 ("drm/exynos: add property for
crtc mode"). Currently we can control a plane used for crtc using
primary plane by universal plane feature. Stop to use non-standard
property to control primary plane.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

drivers/gpu/drm/exynos/exynos_drm_crtc.c

@@ -232,70 +232,12 @@ static void exynos_drm_crtc_destroy(struct drm_crtc *crtc)
 	kfree(exynos_crtc);
 }
 
-static int exynos_drm_crtc_set_property(struct drm_crtc *crtc,
-					struct drm_property *property,
-					uint64_t val)
-{
-	struct drm_device *dev = crtc->dev;
-	struct exynos_drm_private *dev_priv = dev->dev_private;
-	struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
-
-	if (property == dev_priv->crtc_mode_property) {
-		enum exynos_crtc_mode mode = val;
-
-		if (mode == exynos_crtc->mode)
-			return 0;
-
-		exynos_crtc->mode = mode;
-
-		switch (mode) {
-		case CRTC_MODE_NORMAL:
-			exynos_drm_crtc_commit(crtc);
-			break;
-		case CRTC_MODE_BLANK:
-			exynos_plane_dpms(crtc->primary, DRM_MODE_DPMS_OFF);
-			break;
-		default:
-			break;
-		}
-
-		return 0;
-	}
-
-	return -EINVAL;
-}
-
 static struct drm_crtc_funcs exynos_crtc_funcs = {
 	.set_config	= drm_crtc_helper_set_config,
 	.page_flip	= exynos_drm_crtc_page_flip,
 	.destroy	= exynos_drm_crtc_destroy,
-	.set_property	= exynos_drm_crtc_set_property,
-};
-
-static const struct drm_prop_enum_list mode_names[] = {
-	{ CRTC_MODE_NORMAL, "normal" },
-	{ CRTC_MODE_BLANK, "blank" },
 };
 
-static void exynos_drm_crtc_attach_mode_property(struct drm_crtc *crtc)
-{
-	struct drm_device *dev = crtc->dev;
-	struct exynos_drm_private *dev_priv = dev->dev_private;
-	struct drm_property *prop;
-
-	prop = dev_priv->crtc_mode_property;
-	if (!prop) {
-		prop = drm_property_create_enum(dev, 0, "mode", mode_names,
-						ARRAY_SIZE(mode_names));
-		if (!prop)
-			return;
-
-		dev_priv->crtc_mode_property = prop;
-	}
-
-	drm_object_attach_property(&crtc->base, prop, 0);
-}
-
 struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
 					       int pipe,
 					       enum exynos_drm_output_type type,
@@ -338,8 +280,6 @@ struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
 
 	drm_crtc_helper_add(crtc, &exynos_crtc_helper_funcs);
 
-	exynos_drm_crtc_attach_mode_property(crtc);
-
 	return exynos_crtc;
 
 err_crtc:

drivers/gpu/drm/exynos/exynos_drm_drv.h

@@ -197,11 +197,6 @@ struct exynos_drm_crtc_ops {
 	void (*te_handler)(struct exynos_drm_crtc *crtc);
 };
 
-enum exynos_crtc_mode {
-	CRTC_MODE_NORMAL,	/* normal mode */
-	CRTC_MODE_BLANK,	/* The private plane of crtc is blank */
-};
-
 /*
  * Exynos specific crtc structure.
  *
@@ -215,7 +210,6 @@ enum exynos_crtc_mode {
  *	we can refer to the crtc to current hardware interrupt occurred through
  *	this pipe value.
  * @dpms: store the crtc dpms value
- * @mode: store the crtc mode value
  * @ops: pointer to callbacks for exynos drm specific functionality
  * @ctx: A pointer to the crtc's implementation specific context
  */
@@ -224,7 +218,6 @@ struct exynos_drm_crtc {
 	enum exynos_drm_output_type	type;
 	unsigned int			pipe;
 	unsigned int			dpms;
-	enum exynos_crtc_mode		mode;
 	wait_queue_head_t		pending_flip_queue;
 	atomic_t			pending_flip;
 	struct exynos_drm_crtc_ops	*ops;
@@ -265,7 +258,6 @@ struct exynos_drm_private {
 	 */
 	struct drm_crtc *crtc[MAX_CRTC];
 	struct drm_property *plane_zpos_property;
-	struct drm_property *crtc_mode_property;
 
 	unsigned long da_start;
 	unsigned long da_space_size;