drm/exynos: remove struct exynos_drm_manager

exynos_drm_manager was just a redundant struct to represent the crtc as
well. In this commit we merge exynos_drm_manager into exynos_drm_crtc to
remove an unnecessary level of indirection easing the understand of the
flow on exynos.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

7 files changed, 211 insertions, 244 deletions

diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 1eb5750a59c9..9e8ed5fd60ae 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -23,7 +23,6 @@
 static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode)
 {
         struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
-        struct exynos_drm_manager *manager = exynos_crtc->manager;
 
         DRM_DEBUG_KMS("crtc[%d] mode[%d]\n", crtc->base.id, mode);
 
@@ -41,8 +40,8 @@ static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode)
                 drm_crtc_vblank_off(crtc);
         }
 
-        if (manager->ops->dpms)
-                manager->ops->dpms(manager, mode);
+        if (exynos_crtc->ops->dpms)
+                exynos_crtc->ops->dpms(exynos_crtc, mode);
 
         exynos_crtc->dpms = mode;
 
@@ -58,16 +57,15 @@ static void exynos_drm_crtc_prepare(struct drm_crtc *crtc)
 static void exynos_drm_crtc_commit(struct drm_crtc *crtc)
 {
         struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
-        struct exynos_drm_manager *manager = exynos_crtc->manager;
         struct exynos_drm_plane *exynos_plane = to_exynos_plane(crtc->primary);
 
         exynos_drm_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
 
-        if (manager->ops->win_commit)
-                manager->ops->win_commit(manager, exynos_plane->zpos);
+        if (exynos_crtc->ops->win_commit)
+                exynos_crtc->ops->win_commit(exynos_crtc, exynos_plane->zpos);
 
-        if (manager->ops->commit)
-                manager->ops->commit(manager);
+        if (exynos_crtc->ops->commit)
+                exynos_crtc->ops->commit(exynos_crtc);
 
         exynos_plane_dpms(crtc->primary, DRM_MODE_DPMS_ON);
 }
@@ -78,10 +76,10 @@ exynos_drm_crtc_mode_fixup(struct drm_crtc *crtc,
                             struct drm_display_mode *adjusted_mode)
 {
         struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
-        struct exynos_drm_manager *manager = exynos_crtc->manager;
 
-        if (manager->ops->mode_fixup)
-                return manager->ops->mode_fixup(manager, mode, adjusted_mode);
+        if (exynos_crtc->ops->mode_fixup)
+                return exynos_crtc->ops->mode_fixup(exynos_crtc, mode,
+                                                    adjusted_mode);
 
         return true;
 }
@@ -92,7 +90,6 @@ exynos_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
                           struct drm_framebuffer *old_fb)
 {
         struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
-        struct exynos_drm_manager *manager = exynos_crtc->manager;
         struct drm_framebuffer *fb = crtc->primary->fb;
         unsigned int crtc_w;
         unsigned int crtc_h;
@@ -106,8 +103,8 @@ exynos_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
         crtc_w = fb->width - x;
         crtc_h = fb->height - y;
 
-        if (manager->ops->mode_set)
-                manager->ops->mode_set(manager, &crtc->mode);
+        if (exynos_crtc->ops->mode_set)
+                exynos_crtc->ops->mode_set(exynos_crtc, &crtc->mode);
 
         return exynos_plane_mode_set(crtc->primary, crtc, fb, 0, 0,
                                      crtc_w, crtc_h, x, y, crtc_w, crtc_h);
@@ -299,9 +296,11 @@ static void exynos_drm_crtc_attach_mode_property(struct drm_crtc *crtc)
         drm_object_attach_property(&crtc->base, prop, 0);
 }
 
-int exynos_drm_crtc_create(struct exynos_drm_manager *manager,
-                           struct drm_device *drm_dev, int pipe,
-                           enum exynos_drm_output_type type)
+struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
+                                               int pipe,
+                                               enum exynos_drm_output_type type,
+                                               struct exynos_drm_crtc_ops *ops,
+                                               void *ctx)
 {
         struct exynos_drm_crtc *exynos_crtc;
         struct drm_plane *plane;
@@ -311,15 +310,16 @@ int exynos_drm_crtc_create(struct exynos_drm_manager *manager,
 
         exynos_crtc = kzalloc(sizeof(*exynos_crtc), GFP_KERNEL);
         if (!exynos_crtc)
-                return -ENOMEM;
+                return ERR_PTR(-ENOMEM);
 
         init_waitqueue_head(&exynos_crtc->pending_flip_queue);
         atomic_set(&exynos_crtc->pending_flip, 0);
 
         exynos_crtc->dpms = DRM_MODE_DPMS_OFF;
-        exynos_crtc->manager = manager;
         exynos_crtc->pipe = pipe;
         exynos_crtc->type = type;
+        exynos_crtc->ops = ops;
+        exynos_crtc->ctx = ctx;
         plane = exynos_plane_init(drm_dev, 1 << pipe,
                                   DRM_PLANE_TYPE_PRIMARY);
         if (IS_ERR(plane)) {
@@ -327,7 +327,6 @@ int exynos_drm_crtc_create(struct exynos_drm_manager *manager,
                 goto err_plane;
         }
 
-        manager->crtc = &exynos_crtc->base;
         crtc = &exynos_crtc->base;
 
         private->crtc[pipe] = crtc;
@@ -341,13 +340,13 @@ int exynos_drm_crtc_create(struct exynos_drm_manager *manager,
 
         exynos_drm_crtc_attach_mode_property(crtc);
 
-        return 0;
+        return exynos_crtc;
 
 err_crtc:
         plane->funcs->destroy(plane);
 err_plane:
         kfree(exynos_crtc);
-        return ret;
+        return ERR_PTR(ret);
 }
 
 int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe)
@@ -355,13 +354,12 @@ int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe)
         struct exynos_drm_private *private = dev->dev_private;
         struct exynos_drm_crtc *exynos_crtc =
                 to_exynos_crtc(private->crtc[pipe]);
-        struct exynos_drm_manager *manager = exynos_crtc->manager;
 
         if (exynos_crtc->dpms != DRM_MODE_DPMS_ON)
                 return -EPERM;
 
-        if (manager->ops->enable_vblank)
-                manager->ops->enable_vblank(manager);
+        if (exynos_crtc->ops->enable_vblank)
+                exynos_crtc->ops->enable_vblank(exynos_crtc);
 
         return 0;
 }
@@ -371,13 +369,12 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe)
         struct exynos_drm_private *private = dev->dev_private;
         struct exynos_drm_crtc *exynos_crtc =
                 to_exynos_crtc(private->crtc[pipe]);
-        struct exynos_drm_manager *manager = exynos_crtc->manager;
 
         if (exynos_crtc->dpms != DRM_MODE_DPMS_ON)
                 return;
 
-        if (manager->ops->disable_vblank)
-                manager->ops->disable_vblank(manager);
+        if (exynos_crtc->ops->disable_vblank)
+                exynos_crtc->ops->disable_vblank(exynos_crtc);
 }
 
 void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe)
@@ -408,7 +405,7 @@ void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe)
 
 void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb)
 {
-        struct exynos_drm_manager *manager;
+        struct exynos_drm_crtc *exynos_crtc;
         struct drm_device *dev = fb->dev;
         struct drm_crtc *crtc;
 
@@ -417,15 +414,15 @@ void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb)
          * for all encoders.
          */
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-                manager = to_exynos_crtc(crtc)->manager;
+                exynos_crtc = to_exynos_crtc(crtc);
 
                 /*
                  * wait for vblank interrupt
                  * - this makes sure that overlay data are updated to
                  *      real hardware.
                  */
-                if (manager->ops->wait_for_vblank)
-                        manager->ops->wait_for_vblank(manager);
+                if (exynos_crtc->ops->wait_for_vblank)
+                        exynos_crtc->ops->wait_for_vblank(exynos_crtc);
         }
 }
 
@@ -447,8 +444,8 @@ int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev,
 
 void exynos_drm_crtc_te_handler(struct drm_crtc *crtc)
 {
-        struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager;
+        struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
 
-        if (manager->ops->te_handler)
-                manager->ops->te_handler(manager);
+        if (exynos_crtc->ops->te_handler)
+                exynos_crtc->ops->te_handler(exynos_crtc);
 }
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
index d7690e9e3e20..6258b800aab8 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
@@ -17,9 +17,11 @@
 
 #include "exynos_drm_drv.h"
 
-int exynos_drm_crtc_create(struct exynos_drm_manager *manager,
-                           struct drm_device *drm_dev, int pipe,
-                           enum exynos_drm_output_type type);
+struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
+                                               int pipe,
+                                               enum exynos_drm_output_type type,
+                                               struct exynos_drm_crtc_ops *ops,
+                                               void *context);
 int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe);
 void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe);
 void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index 2d801a8402d2..4c930d066196 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -163,7 +163,7 @@ struct exynos_drm_display {
 };
 
 /*
- * Exynos drm manager ops
+ * Exynos drm crtc ops
  *
  * @dpms: control device power.
  * @mode_fixup: fix mode data before applying it
@@ -180,39 +180,24 @@ struct exynos_drm_display {
  * @te_handler: trigger to transfer video image at the tearing effect
  *      synchronization signal if there is a page flip request.
  */
-struct exynos_drm_manager;
-struct exynos_drm_manager_ops {
-        void (*dpms)(struct exynos_drm_manager *mgr, int mode);
-        bool (*mode_fixup)(struct exynos_drm_manager *mgr,
+struct exynos_drm_crtc;
+struct exynos_drm_crtc_ops {
+        void (*dpms)(struct exynos_drm_crtc *crtc, int mode);
+        bool (*mode_fixup)(struct exynos_drm_crtc *crtc,
                                 const struct drm_display_mode *mode,
                                 struct drm_display_mode *adjusted_mode);
-        void (*mode_set)(struct exynos_drm_manager *mgr,
+        void (*mode_set)(struct exynos_drm_crtc *crtc,
                                 const struct drm_display_mode *mode);
-        void (*commit)(struct exynos_drm_manager *mgr);
-        int (*enable_vblank)(struct exynos_drm_manager *mgr);
-        void (*disable_vblank)(struct exynos_drm_manager *mgr);
-        void (*wait_for_vblank)(struct exynos_drm_manager *mgr);
-        void (*win_mode_set)(struct exynos_drm_manager *mgr,
+        void (*commit)(struct exynos_drm_crtc *crtc);
+        int (*enable_vblank)(struct exynos_drm_crtc *crtc);
+        void (*disable_vblank)(struct exynos_drm_crtc *crtc);
+        void (*wait_for_vblank)(struct exynos_drm_crtc *crtc);
+        void (*win_mode_set)(struct exynos_drm_crtc *crtc,
                                 struct exynos_drm_plane *plane);
-        void (*win_commit)(struct exynos_drm_manager *mgr, int zpos);
-        void (*win_enable)(struct exynos_drm_manager *mgr, int zpos);
-        void (*win_disable)(struct exynos_drm_manager *mgr, int zpos);
-        void (*te_handler)(struct exynos_drm_manager *mgr);
-};
-
-/*
- * Exynos drm common manager structure, maps 1:1 with a crtc
- *
- * @list: the list entry for this manager
- * @drm_dev: pointer to the drm device
- * @crtc: crtc object.
- * @ops: pointer to callbacks for exynos drm specific functionality
- * @ctx: A pointer to the manager's implementation specific context
- */
-struct exynos_drm_manager {
-        struct list_head list;
-        struct drm_crtc *crtc;
-        struct exynos_drm_manager_ops *ops;
+        void (*win_commit)(struct exynos_drm_crtc *crtc, int zpos);
+        void (*win_enable)(struct exynos_drm_crtc *crtc, int zpos);
+        void (*win_disable)(struct exynos_drm_crtc *crtc, int zpos);
+        void (*te_handler)(struct exynos_drm_crtc *crtc);
 };
 
 enum exynos_crtc_mode {
@@ -224,7 +209,6 @@ enum exynos_crtc_mode {
  * Exynos specific crtc structure.
  *
  * @base: crtc object.
- * @manager: the manager associated with this crtc
  * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI.
  * @pipe: a crtc index created at load() with a new crtc object creation
  *      and the crtc object would be set to private->crtc array
@@ -235,16 +219,19 @@ enum exynos_crtc_mode {
  *      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
  */
 struct exynos_drm_crtc {
         struct drm_crtc                 base;
-        struct exynos_drm_manager       *manager;
         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;
+        void                            *ctx;
 };
 
 struct exynos_drm_g2d_private {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index f67f11c702ca..9acd6890a3d6 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -157,9 +157,9 @@ struct fimd_win_data {
 };
 
 struct fimd_context {
-        struct exynos_drm_manager       manager;
         struct device                   *dev;
         struct drm_device               *drm_dev;
+        struct exynos_drm_crtc          *crtc;
         struct clk                      *bus_clk;
         struct clk                      *lcd_clk;
         void __iomem                    *regs;
@@ -185,11 +185,6 @@ struct fimd_context {
         struct exynos_drm_display *display;
 };
 
-static inline struct fimd_context *mgr_to_fimd(struct exynos_drm_manager *mgr)
-{
-        return container_of(mgr, struct fimd_context, manager);
-}
-
 static const struct of_device_id fimd_driver_dt_match[] = {
         { .compatible = "samsung,s3c6400-fimd",
           .data = &s3c64xx_fimd_driver_data },
@@ -214,9 +209,9 @@ static inline struct fimd_driver_data *drm_fimd_get_driver_data(
         return (struct fimd_driver_data *)of_id->data;
 }
 
-static void fimd_wait_for_vblank(struct exynos_drm_manager *mgr)
+static void fimd_wait_for_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
 
         if (ctx->suspended)
                 return;
@@ -259,9 +254,9 @@ static void fimd_enable_shadow_channel_path(struct fimd_context *ctx, int win,
         writel(val, ctx->regs + SHADOWCON);
 }
 
-static void fimd_clear_channel(struct exynos_drm_manager *mgr)
+static void fimd_clear_channel(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         int win, ch_enabled = 0;
 
         DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -286,15 +281,14 @@ static void fimd_clear_channel(struct exynos_drm_manager *mgr)
                 unsigned int state = ctx->suspended;
 
                 ctx->suspended = 0;
-                fimd_wait_for_vblank(mgr);
+                fimd_wait_for_vblank(crtc);
                 ctx->suspended = state;
         }
 }
 
-static int fimd_mgr_initialize(struct exynos_drm_manager *mgr,
+static int fimd_ctx_initialize(struct fimd_context *ctx,
                         struct drm_device *drm_dev)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
         struct exynos_drm_private *priv;
         priv = drm_dev->dev_private;
 
@@ -307,17 +301,15 @@ static int fimd_mgr_initialize(struct exynos_drm_manager *mgr,
                  * If any channel is already active, iommu will throw
                  * a PAGE FAULT when enabled. So clear any channel if enabled.
                  */
-                fimd_clear_channel(mgr);
+                fimd_clear_channel(ctx->crtc);
                 drm_iommu_attach_device(ctx->drm_dev, ctx->dev);
         }
 
         return 0;
 }
 
-static void fimd_mgr_remove(struct exynos_drm_manager *mgr)
+static void fimd_ctx_remove(struct fimd_context *ctx)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
-
         /* detach this sub driver from iommu mapping if supported. */
         if (is_drm_iommu_supported(ctx->drm_dev))
                 drm_iommu_detach_device(ctx->drm_dev, ctx->dev);
@@ -343,7 +335,7 @@ static u32 fimd_calc_clkdiv(struct fimd_context *ctx,
         return (clkdiv < 0x100) ? clkdiv : 0xff;
 }
 
-static bool fimd_mode_fixup(struct exynos_drm_manager *mgr,
+static bool fimd_mode_fixup(struct exynos_drm_crtc *crtc,
                 const struct drm_display_mode *mode,
                 struct drm_display_mode *adjusted_mode)
 {
@@ -353,17 +345,17 @@ static bool fimd_mode_fixup(struct exynos_drm_manager *mgr,
         return true;
 }
 
-static void fimd_mode_set(struct exynos_drm_manager *mgr,
+static void fimd_mode_set(struct exynos_drm_crtc *crtc,
                 const struct drm_display_mode *in_mode)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
 
         drm_mode_copy(&ctx->mode, in_mode);
 }
 
-static void fimd_commit(struct exynos_drm_manager *mgr)
+static void fimd_commit(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct drm_display_mode *mode = &ctx->mode;
         struct fimd_driver_data *driver_data = ctx->driver_data;
         void *timing_base = ctx->regs + driver_data->timing_base;
@@ -461,9 +453,9 @@ static void fimd_commit(struct exynos_drm_manager *mgr)
         writel(val, ctx->regs + VIDCON0);
 }
 
-static int fimd_enable_vblank(struct exynos_drm_manager *mgr)
+static int fimd_enable_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         u32 val;
 
         if (ctx->suspended)
@@ -493,9 +485,9 @@ static int fimd_enable_vblank(struct exynos_drm_manager *mgr)
         return 0;
 }
 
-static void fimd_disable_vblank(struct exynos_drm_manager *mgr)
+static void fimd_disable_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         u32 val;
 
         if (ctx->suspended)
@@ -517,10 +509,10 @@ static void fimd_disable_vblank(struct exynos_drm_manager *mgr)
         }
 }
 
-static void fimd_win_mode_set(struct exynos_drm_manager *mgr,
+static void fimd_win_mode_set(struct exynos_drm_crtc *crtc,
                         struct exynos_drm_plane *plane)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct fimd_win_data *win_data;
         int win;
         unsigned long offset;
@@ -676,9 +668,9 @@ static void fimd_shadow_protect_win(struct fimd_context *ctx,
         writel(val, ctx->regs + reg);
 }
 
-static void fimd_win_commit(struct exynos_drm_manager *mgr, int zpos)
+static void fimd_win_commit(struct exynos_drm_crtc *crtc, int zpos)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct fimd_win_data *win_data;
         int win = zpos;
         unsigned long val, alpha, size;
@@ -799,9 +791,9 @@ static void fimd_win_commit(struct exynos_drm_manager *mgr, int zpos)
                 atomic_set(&ctx->win_updated, 1);
 }
 
-static void fimd_win_disable(struct exynos_drm_manager *mgr, int zpos)
+static void fimd_win_disable(struct exynos_drm_crtc *crtc, int zpos)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct fimd_win_data *win_data;
         int win = zpos;
 
@@ -833,9 +825,9 @@ static void fimd_win_disable(struct exynos_drm_manager *mgr, int zpos)
         win_data->enabled = false;
 }
 
-static void fimd_window_suspend(struct exynos_drm_manager *mgr)
+static void fimd_window_suspend(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct fimd_win_data *win_data;
         int i;
 
@@ -843,13 +835,13 @@ static void fimd_window_suspend(struct exynos_drm_manager *mgr)
                 win_data = &ctx->win_data[i];
                 win_data->resume = win_data->enabled;
                 if (win_data->enabled)
-                        fimd_win_disable(mgr, i);
+                        fimd_win_disable(crtc, i);
         }
 }
 
-static void fimd_window_resume(struct exynos_drm_manager *mgr)
+static void fimd_window_resume(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct fimd_win_data *win_data;
         int i;
 
@@ -860,26 +852,26 @@ static void fimd_window_resume(struct exynos_drm_manager *mgr)
         }
 }
 
-static void fimd_apply(struct exynos_drm_manager *mgr)
+static void fimd_apply(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         struct fimd_win_data *win_data;
         int i;
 
         for (i = 0; i < WINDOWS_NR; i++) {
                 win_data = &ctx->win_data[i];
                 if (win_data->enabled)
-                        fimd_win_commit(mgr, i);
+                        fimd_win_commit(crtc, i);
                 else
-                        fimd_win_disable(mgr, i);
+                        fimd_win_disable(crtc, i);
         }
 
-        fimd_commit(mgr);
+        fimd_commit(crtc);
 }
 
-static int fimd_poweron(struct exynos_drm_manager *mgr)
+static int fimd_poweron(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
         int ret;
 
         if (!ctx->suspended)
@@ -903,16 +895,16 @@ static int fimd_poweron(struct exynos_drm_manager *mgr)
 
         /* if vblank was enabled status, enable it again. */
         if (test_and_clear_bit(0, &ctx->irq_flags)) {
-                ret = fimd_enable_vblank(mgr);
+                ret = fimd_enable_vblank(crtc);
                 if (ret) {
                         DRM_ERROR("Failed to re-enable vblank [%d]\n", ret);
                         goto enable_vblank_err;
                 }
         }
 
-        fimd_window_resume(mgr);
+        fimd_window_resume(crtc);
 
-        fimd_apply(mgr);
+        fimd_apply(crtc);
 
         return 0;
 
@@ -925,9 +917,9 @@ bus_clk_err:
         return ret;
 }
 
-static int fimd_poweroff(struct exynos_drm_manager *mgr)
+static int fimd_poweroff(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
 
         if (ctx->suspended)
                 return 0;
@@ -937,7 +929,7 @@ static int fimd_poweroff(struct exynos_drm_manager *mgr)
          * suspend that connector. Otherwise we might try to scan from
          * a destroyed buffer later.
          */
-        fimd_window_suspend(mgr);
+        fimd_window_suspend(crtc);
 
         clk_disable_unprepare(ctx->lcd_clk);
         clk_disable_unprepare(ctx->bus_clk);
@@ -948,18 +940,18 @@ static int fimd_poweroff(struct exynos_drm_manager *mgr)
         return 0;
 }
 
-static void fimd_dpms(struct exynos_drm_manager *mgr, int mode)
+static void fimd_dpms(struct exynos_drm_crtc *crtc, int mode)
 {
         DRM_DEBUG_KMS("%s, %d\n", __FILE__, mode);
 
         switch (mode) {
         case DRM_MODE_DPMS_ON:
-                fimd_poweron(mgr);
+                fimd_poweron(crtc);
                 break;
         case DRM_MODE_DPMS_STANDBY:
         case DRM_MODE_DPMS_SUSPEND:
         case DRM_MODE_DPMS_OFF:
-                fimd_poweroff(mgr);
+                fimd_poweroff(crtc);
                 break;
         default:
                 DRM_DEBUG_KMS("unspecified mode %d\n", mode);
@@ -996,9 +988,9 @@ static void fimd_trigger(struct device *dev)
                 atomic_set(&ctx->triggering, 0);
 }
 
-static void fimd_te_handler(struct exynos_drm_manager *mgr)
+static void fimd_te_handler(struct exynos_drm_crtc *crtc)
 {
-        struct fimd_context *ctx = mgr_to_fimd(mgr);
+        struct fimd_context *ctx = crtc->ctx;
 
         /* Checks the crtc is detached already from encoder */
         if (ctx->pipe < 0 || !ctx->drm_dev)
@@ -1021,7 +1013,7 @@ static void fimd_te_handler(struct exynos_drm_manager *mgr)
                 drm_handle_vblank(ctx->drm_dev, ctx->pipe);
 }
 
-static struct exynos_drm_manager_ops fimd_manager_ops = {
+static struct exynos_drm_crtc_ops fimd_crtc_ops = {
         .dpms = fimd_dpms,
         .mode_fixup = fimd_mode_fixup,
         .mode_set = fimd_mode_set,
@@ -1075,9 +1067,14 @@ static int fimd_bind(struct device *dev, struct device *master, void *data)
         struct fimd_context *ctx = dev_get_drvdata(dev);
         struct drm_device *drm_dev = data;
 
-        fimd_mgr_initialize(&ctx->manager, drm_dev);
-        exynos_drm_crtc_create(&ctx->manager, drm_dev, ctx->pipe,
-                               EXYNOS_DISPLAY_TYPE_LCD);
+        ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe,
+                                           EXYNOS_DISPLAY_TYPE_LCD,
+                                           &fimd_crtc_ops, ctx);
+        if (IS_ERR(ctx->crtc))
+                return PTR_ERR(ctx->crtc);
+
+        fimd_ctx_initialize(ctx, drm_dev);
+
         if (ctx->display)
                 exynos_drm_create_enc_conn(drm_dev, ctx->display);
 
@@ -1090,12 +1087,12 @@ static void fimd_unbind(struct device *dev, struct device *master,
 {
         struct fimd_context *ctx = dev_get_drvdata(dev);
 
-        fimd_dpms(&ctx->manager, DRM_MODE_DPMS_OFF);
+        fimd_dpms(ctx->crtc, DRM_MODE_DPMS_OFF);
 
         if (ctx->display)
                 exynos_dpi_remove(ctx->display);
 
-        fimd_mgr_remove(&ctx->manager);
+        fimd_ctx_remove(ctx);
 }
 
 static const struct component_ops fimd_component_ops = {
@@ -1118,8 +1115,6 @@ static int fimd_probe(struct platform_device *pdev)
         if (!ctx)
                 return -ENOMEM;
 
-        ctx->manager.ops = &fimd_manager_ops;
-
         ret = exynos_drm_component_add(dev, EXYNOS_DEVICE_TYPE_CRTC,
                                        EXYNOS_DISPLAY_TYPE_LCD);
         if (ret)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index dadd30631c18..95442e69db75 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -68,7 +68,7 @@ int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc,
                           uint32_t src_w, uint32_t src_h)
 {
         struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane);
-        struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager;
+        struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
         unsigned int actual_w;
         unsigned int actual_h;
         int nr;
@@ -133,8 +133,8 @@ int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc,
 
         plane->crtc = crtc;
 
-        if (manager->ops->win_mode_set)
-                manager->ops->win_mode_set(manager, exynos_plane);
+        if (exynos_crtc->ops->win_mode_set)
+                exynos_crtc->ops->win_mode_set(exynos_crtc, exynos_plane);
 
         return 0;
 }
@@ -142,24 +142,24 @@ int exynos_plane_mode_set(struct drm_plane *plane, struct drm_crtc *crtc,
 void exynos_plane_dpms(struct drm_plane *plane, int mode)
 {
         struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane);
-        struct exynos_drm_manager *manager;
+        struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(plane->crtc);
 
         if (mode == DRM_MODE_DPMS_ON) {
                 if (exynos_plane->enabled)
                         return;
 
-                manager = to_exynos_crtc(plane->crtc)->manager;
-                if (manager->ops->win_enable)
-                        manager->ops->win_enable(manager, exynos_plane->zpos);
+                if (exynos_crtc->ops->win_enable)
+                        exynos_crtc->ops->win_enable(exynos_crtc,
+                                                     exynos_plane->zpos);
 
                 exynos_plane->enabled = true;
         } else {
                 if (!exynos_plane->enabled)
                         return;
 
-                manager = to_exynos_crtc(plane->crtc)->manager;
-                if (manager->ops->win_disable)
-                        manager->ops->win_disable(manager, exynos_plane->zpos);
+                if (exynos_crtc->ops->win_disable)
+                        exynos_crtc->ops->win_disable(exynos_crtc,
+                                                      exynos_plane->zpos);
 
                 exynos_plane->enabled = false;
         }
@@ -173,7 +173,7 @@ exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
                      uint32_t src_w, uint32_t src_h)
 {
 
-        struct exynos_drm_manager *manager = to_exynos_crtc(crtc)->manager;
+        struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
         struct exynos_drm_plane *exynos_plane = to_exynos_plane(plane);
         int ret;
 
@@ -183,8 +183,8 @@ exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
         if (ret < 0)
                 return ret;
 
-        if (manager->ops->win_commit)
-                manager->ops->win_commit(manager, exynos_plane->zpos);
+        if (exynos_crtc->ops->win_commit)
+                exynos_crtc->ops->win_commit(exynos_crtc, exynos_plane->zpos);
 
         return 0;
 }
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 03687db8f565..9c8300edd348 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -47,11 +47,10 @@ struct vidi_win_data {
 };
 
 struct vidi_context {
-        struct exynos_drm_manager       manager;
         struct exynos_drm_display       display;
         struct platform_device          *pdev;
         struct drm_device               *drm_dev;
-        struct drm_crtc                 *crtc;
+        struct exynos_drm_crtc          *crtc;
         struct drm_encoder              *encoder;
         struct drm_connector            connector;
         struct vidi_win_data            win_data[WINDOWS_NR];
@@ -68,11 +67,6 @@ struct vidi_context {
         int                             pipe;
 };
 
-static inline struct vidi_context *manager_to_vidi(struct exynos_drm_manager *m)
-{
-        return container_of(m, struct vidi_context, manager);
-}
-
 static inline struct vidi_context *display_to_vidi(struct exynos_drm_display *d)
 {
         return container_of(d, struct vidi_context, display);
@@ -103,23 +97,23 @@ static const char fake_edid_info[] = {
         0x00, 0x00, 0x00, 0x06
 };
 
-static void vidi_apply(struct exynos_drm_manager *mgr)
+static void vidi_apply(struct exynos_drm_crtc *crtc)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
-        struct exynos_drm_manager_ops *mgr_ops = mgr->ops;
+        struct vidi_context *ctx = crtc->ctx;
+        struct exynos_drm_crtc_ops *crtc_ops = crtc->ops;
         struct vidi_win_data *win_data;
         int i;
 
         for (i = 0; i < WINDOWS_NR; i++) {
                 win_data = &ctx->win_data[i];
-                if (win_data->enabled && (mgr_ops && mgr_ops->win_commit))
-                        mgr_ops->win_commit(mgr, i);
+                if (win_data->enabled && (crtc_ops && crtc_ops->win_commit))
+                        crtc_ops->win_commit(crtc, i);
         }
 }
 
-static int vidi_enable_vblank(struct exynos_drm_manager *mgr)
+static int vidi_enable_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
 
         if (ctx->suspended)
                 return -EPERM;
@@ -132,16 +126,16 @@ static int vidi_enable_vblank(struct exynos_drm_manager *mgr)
         /*
          * in case of page flip request, vidi_finish_pageflip function
          * will not be called because direct_vblank is true and then
-         * that function will be called by manager_ops->win_commit callback
+         * that function will be called by crtc_ops->win_commit callback
          */
         schedule_work(&ctx->work);
 
         return 0;
 }
 
-static void vidi_disable_vblank(struct exynos_drm_manager *mgr)
+static void vidi_disable_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
 
         if (ctx->suspended)
                 return;
@@ -150,10 +144,10 @@ static void vidi_disable_vblank(struct exynos_drm_manager *mgr)
                 ctx->vblank_on = false;
 }
 
-static void vidi_win_mode_set(struct exynos_drm_manager *mgr,
+static void vidi_win_mode_set(struct exynos_drm_crtc *crtc,
                         struct exynos_drm_plane *plane)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
         struct vidi_win_data *win_data;
         int win;
         unsigned long offset;
@@ -203,9 +197,9 @@ static void vidi_win_mode_set(struct exynos_drm_manager *mgr,
                         plane->fb_width, plane->crtc_width);
 }
 
-static void vidi_win_commit(struct exynos_drm_manager *mgr, int zpos)
+static void vidi_win_commit(struct exynos_drm_crtc *crtc, int zpos)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
         struct vidi_win_data *win_data;
         int win = zpos;
 
@@ -228,9 +222,9 @@ static void vidi_win_commit(struct exynos_drm_manager *mgr, int zpos)
                 schedule_work(&ctx->work);
 }
 
-static void vidi_win_disable(struct exynos_drm_manager *mgr, int zpos)
+static void vidi_win_disable(struct exynos_drm_crtc *crtc, int zpos)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
         struct vidi_win_data *win_data;
         int win = zpos;
 
@@ -246,9 +240,9 @@ static void vidi_win_disable(struct exynos_drm_manager *mgr, int zpos)
         /* TODO. */
 }
 
-static int vidi_power_on(struct exynos_drm_manager *mgr, bool enable)
+static int vidi_power_on(struct exynos_drm_crtc *crtc, bool enable)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
 
         DRM_DEBUG_KMS("%s\n", __FILE__);
 
@@ -260,9 +254,9 @@ static int vidi_power_on(struct exynos_drm_manager *mgr, bool enable)
 
                 /* if vblank was enabled status, enable it again. */
                 if (test_and_clear_bit(0, &ctx->irq_flags))
-                        vidi_enable_vblank(mgr);
+                        vidi_enable_vblank(crtc);
 
-                vidi_apply(mgr);
+                vidi_apply(crtc);
         } else {
                 ctx->suspended = true;
         }
@@ -270,9 +264,9 @@ static int vidi_power_on(struct exynos_drm_manager *mgr, bool enable)
         return 0;
 }
 
-static void vidi_dpms(struct exynos_drm_manager *mgr, int mode)
+static void vidi_dpms(struct exynos_drm_crtc *crtc, int mode)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
+        struct vidi_context *ctx = crtc->ctx;
 
         DRM_DEBUG_KMS("%d\n", mode);
 
@@ -280,12 +274,12 @@ static void vidi_dpms(struct exynos_drm_manager *mgr, int mode)
 
         switch (mode) {
         case DRM_MODE_DPMS_ON:
-                vidi_power_on(mgr, true);
+                vidi_power_on(crtc, true);
                 break;
         case DRM_MODE_DPMS_STANDBY:
         case DRM_MODE_DPMS_SUSPEND:
         case DRM_MODE_DPMS_OFF:
-                vidi_power_on(mgr, false);
+                vidi_power_on(crtc, false);
                 break;
         default:
                 DRM_DEBUG_KMS("unspecified mode %d\n", mode);
@@ -295,10 +289,9 @@ static void vidi_dpms(struct exynos_drm_manager *mgr, int mode)
         mutex_unlock(&ctx->lock);
 }
 
-static int vidi_mgr_initialize(struct exynos_drm_manager *mgr,
+static int vidi_ctx_initialize(struct vidi_context *ctx,
                         struct drm_device *drm_dev)
 {
-        struct vidi_context *ctx = manager_to_vidi(mgr);
         struct exynos_drm_private *priv = drm_dev->dev_private;
 
         ctx->drm_dev = drm_dev;
@@ -307,7 +300,7 @@ static int vidi_mgr_initialize(struct exynos_drm_manager *mgr,
         return 0;
 }
 
-static struct exynos_drm_manager_ops vidi_manager_ops = {
+static struct exynos_drm_crtc_ops vidi_crtc_ops = {
         .dpms = vidi_dpms,
         .enable_vblank = vidi_enable_vblank,
         .disable_vblank = vidi_disable_vblank,
@@ -553,22 +546,21 @@ static int vidi_bind(struct device *dev, struct device *master, void *data)
 {
         struct vidi_context *ctx = dev_get_drvdata(dev);
         struct drm_device *drm_dev = data;
-        struct drm_crtc *crtc = ctx->crtc;
         int ret;
 
-        vidi_mgr_initialize(&ctx->manager, drm_dev);
-
-        ret = exynos_drm_crtc_create(&ctx->manager, drm_dev, ctx->pipe,
-                                     EXYNOS_DISPLAY_TYPE_VIDI);
-        if (ret) {
+        ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe,
+                                           EXYNOS_DISPLAY_TYPE_VIDI,
+                                           &vidi_crtc_ops, ctx);
+        if (IS_ERR(ctx->crtc)) {
                 DRM_ERROR("failed to create crtc.\n");
-                return ret;
+                return PTR_ERR(ctx->crtc);
         }
 
+        vidi_ctx_initialize(ctx, drm_dev);
+
         ret = exynos_drm_create_enc_conn(drm_dev, &ctx->display);
         if (ret) {
-                crtc->funcs->destroy(crtc);
-                DRM_ERROR("failed to create encoder and connector.\n");
+                ctx->crtc->base.funcs->destroy(&ctx->crtc->base);
                 return ret;
         }
 
@@ -594,7 +586,6 @@ static int vidi_probe(struct platform_device *pdev)
         if (!ctx)
                 return -ENOMEM;
 
-        ctx->manager.ops = &vidi_manager_ops;
         ctx->display.type = EXYNOS_DISPLAY_TYPE_VIDI;
         ctx->display.ops = &vidi_display_ops;
         ctx->default_win = 0;
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index c8adcf2d9d23..ed44cd4f01f7 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -84,10 +84,10 @@ enum mixer_version_id {
 };
 
 struct mixer_context {
-        struct exynos_drm_manager manager;
         struct platform_device *pdev;
         struct device           *dev;
         struct drm_device       *drm_dev;
+        struct exynos_drm_crtc  *crtc;
         int                     pipe;
         bool                    interlace;
         bool                    powered;
@@ -103,11 +103,6 @@ struct mixer_context {
         atomic_t                wait_vsync_event;
 };
 
-static inline struct mixer_context *mgr_to_mixer(struct exynos_drm_manager *mgr)
-{
-        return container_of(mgr, struct mixer_context, manager);
-}
-
 struct mixer_drv_data {
         enum mixer_version_id   version;
         bool                                    is_vp_enabled;
@@ -854,11 +849,10 @@ static int vp_resources_init(struct mixer_context *mixer_ctx)
         return 0;
 }
 
-static int mixer_initialize(struct exynos_drm_manager *mgr,
+static int mixer_initialize(struct mixer_context *mixer_ctx,
                         struct drm_device *drm_dev)
 {
         int ret;
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
         struct exynos_drm_private *priv;
         priv = drm_dev->dev_private;
 
@@ -887,17 +881,15 @@ static int mixer_initialize(struct exynos_drm_manager *mgr,
         return drm_iommu_attach_device(mixer_ctx->drm_dev, mixer_ctx->dev);
 }
 
-static void mixer_mgr_remove(struct exynos_drm_manager *mgr)
+static void mixer_ctx_remove(struct mixer_context *mixer_ctx)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
-
         if (is_drm_iommu_supported(mixer_ctx->drm_dev))
                 drm_iommu_detach_device(mixer_ctx->drm_dev, mixer_ctx->dev);
 }
 
-static int mixer_enable_vblank(struct exynos_drm_manager *mgr)
+static int mixer_enable_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+        struct mixer_context *mixer_ctx = crtc->ctx;
         struct mixer_resources *res = &mixer_ctx->mixer_res;
 
         if (!mixer_ctx->powered) {
@@ -912,19 +904,19 @@ static int mixer_enable_vblank(struct exynos_drm_manager *mgr)
         return 0;
 }
 
-static void mixer_disable_vblank(struct exynos_drm_manager *mgr)
+static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+        struct mixer_context *mixer_ctx = crtc->ctx;
         struct mixer_resources *res = &mixer_ctx->mixer_res;
 
         /* disable vsync interrupt */
         mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
 }
 
-static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
+static void mixer_win_mode_set(struct exynos_drm_crtc *crtc,
                         struct exynos_drm_plane *plane)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+        struct mixer_context *mixer_ctx = crtc->ctx;
         struct hdmi_win_data *win_data;
         int win;
 
@@ -973,9 +965,9 @@ static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
         win_data->scan_flags = plane->scan_flag;
 }
 
-static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
+static void mixer_win_commit(struct exynos_drm_crtc *crtc, int zpos)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+        struct mixer_context *mixer_ctx = crtc->ctx;
         int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
 
         DRM_DEBUG_KMS("win: %d\n", win);
@@ -995,9 +987,9 @@ static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
         mixer_ctx->win_data[win].enabled = true;
 }
 
-static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
+static void mixer_win_disable(struct exynos_drm_crtc *crtc, int zpos)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+        struct mixer_context *mixer_ctx = crtc->ctx;
         struct mixer_resources *res = &mixer_ctx->mixer_res;
         int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
         unsigned long flags;
@@ -1023,9 +1015,9 @@ static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
         mixer_ctx->win_data[win].enabled = false;
 }
 
-static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
+static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+        struct mixer_context *mixer_ctx = crtc->ctx;
         int err;
 
         mutex_lock(&mixer_ctx->mixer_mutex);
@@ -1035,7 +1027,7 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
         }
         mutex_unlock(&mixer_ctx->mixer_mutex);
 
-        err = drm_vblank_get(mgr->crtc->dev, mixer_ctx->pipe);
+        err = drm_vblank_get(mixer_ctx->drm_dev, mixer_ctx->pipe);
         if (err < 0) {
                 DRM_DEBUG_KMS("failed to acquire vblank counter\n");
                 return;
@@ -1052,26 +1044,26 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
                                 HZ/20))
                 DRM_DEBUG_KMS("vblank wait timed out.\n");
 
-        drm_vblank_put(mgr->crtc->dev, mixer_ctx->pipe);
+        drm_vblank_put(mixer_ctx->drm_dev, mixer_ctx->pipe);
 }
 
-static void mixer_window_suspend(struct exynos_drm_manager *mgr)
+static void mixer_window_suspend(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *ctx = mgr_to_mixer(mgr);
+        struct mixer_context *ctx = crtc->ctx;
         struct hdmi_win_data *win_data;
         int i;
 
         for (i = 0; i < MIXER_WIN_NR; i++) {
                 win_data = &ctx->win_data[i];
                 win_data->resume = win_data->enabled;
-                mixer_win_disable(mgr, i);
+                mixer_win_disable(crtc, i);
         }
-        mixer_wait_for_vblank(mgr);
+        mixer_wait_for_vblank(crtc);
 }
 
-static void mixer_window_resume(struct exynos_drm_manager *mgr)
+static void mixer_window_resume(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *ctx = mgr_to_mixer(mgr);
+        struct mixer_context *ctx = crtc->ctx;
         struct hdmi_win_data *win_data;
         int i;
 
@@ -1080,13 +1072,13 @@ static void mixer_window_resume(struct exynos_drm_manager *mgr)
                 win_data->enabled = win_data->resume;
                 win_data->resume = false;
                 if (win_data->enabled)
-                        mixer_win_commit(mgr, i);
+                        mixer_win_commit(crtc, i);
         }
 }
 
-static void mixer_poweron(struct exynos_drm_manager *mgr)
+static void mixer_poweron(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *ctx = mgr_to_mixer(mgr);
+        struct mixer_context *ctx = crtc->ctx;
         struct mixer_resources *res = &ctx->mixer_res;
 
         mutex_lock(&ctx->mixer_mutex);
@@ -1115,12 +1107,12 @@ static void mixer_poweron(struct exynos_drm_manager *mgr)
         mixer_reg_write(res, MXR_INT_EN, ctx->int_en);
         mixer_win_reset(ctx);
 
-        mixer_window_resume(mgr);
+        mixer_window_resume(crtc);
 }
 
-static void mixer_poweroff(struct exynos_drm_manager *mgr)
+static void mixer_poweroff(struct exynos_drm_crtc *crtc)
 {
-        struct mixer_context *ctx = mgr_to_mixer(mgr);
+        struct mixer_context *ctx = crtc->ctx;
         struct mixer_resources *res = &ctx->mixer_res;
 
         mutex_lock(&ctx->mixer_mutex);
@@ -1131,7 +1123,7 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr)
         mutex_unlock(&ctx->mixer_mutex);
 
         mixer_stop(ctx);
-        mixer_window_suspend(mgr);
+        mixer_window_suspend(crtc);
 
         ctx->int_en = mixer_reg_read(res, MXR_INT_EN);
 
@@ -1149,16 +1141,16 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr)
         pm_runtime_put_sync(ctx->dev);
 }
 
-static void mixer_dpms(struct exynos_drm_manager *mgr, int mode)
+static void mixer_dpms(struct exynos_drm_crtc *crtc, int mode)
 {
         switch (mode) {
         case DRM_MODE_DPMS_ON:
-                mixer_poweron(mgr);
+                mixer_poweron(crtc);
                 break;
         case DRM_MODE_DPMS_STANDBY:
         case DRM_MODE_DPMS_SUSPEND:
         case DRM_MODE_DPMS_OFF:
-                mixer_poweroff(mgr);
+                mixer_poweroff(crtc);
                 break;
         default:
                 DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);
@@ -1186,7 +1178,7 @@ int mixer_check_mode(struct drm_display_mode *mode)
         return -EINVAL;
 }
 
-static struct exynos_drm_manager_ops mixer_manager_ops = {
+static struct exynos_drm_crtc_ops mixer_crtc_ops = {
         .dpms                   = mixer_dpms,
         .enable_vblank          = mixer_enable_vblank,
         .disable_vblank         = mixer_disable_vblank,
@@ -1257,25 +1249,30 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data)
         struct drm_device *drm_dev = data;
         int ret;
 
-        ret = mixer_initialize(&ctx->manager, drm_dev);
-        if (ret)
-                return ret;
-
-        ret = exynos_drm_crtc_create(&ctx->manager, drm_dev, ctx->pipe,
-                                     EXYNOS_DISPLAY_TYPE_HDMI);
-        if (ret) {
-                mixer_mgr_remove(&ctx->manager);
-                return ret;
+        ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe,
+                                     EXYNOS_DISPLAY_TYPE_HDMI,
+                                     &mixer_crtc_ops, ctx);
+        if (IS_ERR(ctx->crtc)) {
+                ret = PTR_ERR(ctx->crtc);
+                goto free_ctx;
         }
 
+        ret = mixer_initialize(ctx, drm_dev);
+        if (ret)
+                goto free_ctx;
+
         return 0;
+
+free_ctx:
+        devm_kfree(dev, ctx);
+        return ret;
 }
 
 static void mixer_unbind(struct device *dev, struct device *master, void *data)
 {
         struct mixer_context *ctx = dev_get_drvdata(dev);
 
-        mixer_mgr_remove(&ctx->manager);
+        mixer_ctx_remove(ctx);
 }
 
 static const struct component_ops mixer_component_ops = {
@@ -1298,8 +1295,6 @@ static int mixer_probe(struct platform_device *pdev)
 
         mutex_init(&ctx->mixer_mutex);
 
-        ctx->manager.ops = &mixer_manager_ops;
-
         if (dev->of_node) {
                 const struct of_device_id *match;