From: Gustavo Padovan <gustavo.pado...@collabora.co.uk>

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 at collabora.co.uk>
---
 drivers/gpu/drm/exynos/exynos_drm_crtc.c  |  67 ++++++++---------
 drivers/gpu/drm/exynos/exynos_drm_crtc.h  |   8 +-
 drivers/gpu/drm/exynos/exynos_drm_drv.h   |  51 +++++--------
 drivers/gpu/drm/exynos/exynos_drm_fimd.c  | 121 ++++++++++++++----------------
 drivers/gpu/drm/exynos/exynos_drm_plane.c |  26 +++----
 drivers/gpu/drm/exynos/exynos_drm_vidi.c  |  79 +++++++++----------
 drivers/gpu/drm/exynos/exynos_mixer.c     | 103 ++++++++++++-------------
 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 1eb5750..9e8ed5f 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 d7690e9..6258b80 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 2d801a8..4c930d0 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 db8c6de..25c41f7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -158,9 +158,9 @@ 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;
@@ -186,11 +186,6 @@ 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 },
@@ -215,9 +210,9 @@ 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;
@@ -260,9 +255,9 @@ 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__);
@@ -287,15 +282,14 @@ 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;

@@ -308,17 +302,15 @@ 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);
@@ -344,7 +336,7 @@ 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)
 {
@@ -354,17 +346,17 @@ 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;
@@ -462,9 +454,9 @@ 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)
@@ -494,9 +486,9 @@ 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)
@@ -518,10 +510,10 @@ 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;
@@ -677,9 +669,9 @@ 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;
@@ -800,9 +792,9 @@ 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;

@@ -834,9 +826,9 @@ 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;

@@ -844,13 +836,13 @@ 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;

@@ -861,26 +853,26 @@ 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)
@@ -904,16 +896,16 @@ 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;

@@ -926,9 +918,9 @@ 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;
@@ -938,7 +930,7 @@ 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);
@@ -949,18 +941,18 @@ 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);
@@ -997,9 +989,9 @@ 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)
@@ -1022,7 +1014,7 @@ 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,
@@ -1093,9 +1085,14 @@ 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);

@@ -1108,12 +1105,12 @@ 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 = {
@@ -1136,8 +1133,6 @@ 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 dadd306..95442e6 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 03687db..9c8300e 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 d8f2b6d..b90a423 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;

        mutex_lock(&mixer_ctx->mixer_mutex);
        if (!mixer_ctx->powered) {
@@ -1034,7 +1026,7 @@ static void mixer_wait_for_vblank(struct 
exynos_drm_manager *mgr)
        }
        mutex_unlock(&mixer_ctx->mixer_mutex);

-       drm_vblank_get(mgr->crtc->dev, mixer_ctx->pipe);
+       drm_vblank_get(mixer_ctx->drm_dev, mixer_ctx->pipe);

        atomic_set(&mixer_ctx->wait_vsync_event, 1);

@@ -1047,26 +1039,26 @@ 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;

@@ -1075,13 +1067,13 @@ 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);
@@ -1110,12 +1102,12 @@ 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);
@@ -1126,7 +1118,7 @@ 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);

@@ -1144,16 +1136,16 @@ 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);
@@ -1181,7 +1173,7 @@ 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,
@@ -1252,27 +1244,32 @@ 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;
+
        pm_runtime_enable(dev);

        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);

        pm_runtime_disable(dev);
 }
@@ -1297,8 +1294,6 @@ 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;

-- 
1.9.3

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