From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Hide the plane->fb/etc. footguns better by stashing them inside
a "legacy" sub struct.

Eventually maybe we could turn 'legacy' into a pointer
that only exists on legacy drivers to completely prevent
any abuse by atomic drivers...

Side note: _dpu_plane_set_danger_state() looks completely
broken.

Cc: Alex Deucher <alexander.deuc...@amd.com>
Cc: "Christian König" <christian.koe...@amd.com>
Cc: Xinhui Pan <xinhui....@amd.com>
Cc: Patrik Jakobsson <patrik.r.jakobs...@gmail.com>
Cc: Rob Clark <robdcl...@gmail.com>
Cc: Abhinav Kumar <quic_abhin...@quicinc.com>
Cc: Dmitry Baryshkov <dmitry.barysh...@linaro.org>
Cc: Sean Paul <s...@poorly.run>
Cc: Marijn Suijten <marijn.suij...@somainline.org>
Cc: Karol Herbst <kher...@redhat.com>
Cc: Lyude Paul <ly...@redhat.com>
Cc: Danilo Krummrich <d...@redhat.com>
Cc: Sandy Huang <h...@rock-chips.com>
Cc: "Heiko Stübner" <he...@sntech.de>
Cc: Andy Yan <andy....@rock-chips.com>
Cc: amd-...@lists.freedesktop.org
Cc: linux-arm-...@vger.kernel.org
Cc: freedr...@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Link: https://www.youtube.com/watch?v=gtCCi2mSN80
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 .../gpu/drm/amd/amdgpu/amdgpu_connectors.c    |  2 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_display.c   |  6 +-
 drivers/gpu/drm/amd/amdgpu/dce_v10_0.c        | 12 ++--
 drivers/gpu/drm/amd/amdgpu/dce_v11_0.c        | 12 ++--
 drivers/gpu/drm/amd/amdgpu/dce_v6_0.c         | 12 ++--
 drivers/gpu/drm/amd/amdgpu/dce_v8_0.c         | 12 ++--
 drivers/gpu/drm/drm_atomic.c                  |  6 +-
 drivers/gpu/drm/drm_crtc.c                    | 22 +++----
 drivers/gpu/drm/drm_crtc_helper.c             | 20 +++---
 drivers/gpu/drm/drm_fb_helper.c               |  2 +-
 drivers/gpu/drm/drm_framebuffer.c             |  4 +-
 drivers/gpu/drm/drm_plane.c                   | 64 +++++++++----------
 drivers/gpu/drm/gma500/cdv_intel_display.c    |  2 +-
 drivers/gpu/drm/gma500/cdv_intel_dp.c         |  2 +-
 drivers/gpu/drm/gma500/cdv_intel_hdmi.c       |  3 +-
 drivers/gpu/drm/gma500/cdv_intel_lvds.c       |  2 +-
 drivers/gpu/drm/gma500/gma_display.c          | 14 ++--
 drivers/gpu/drm/gma500/oaktrail_crtc.c        |  2 +-
 drivers/gpu/drm/gma500/psb_intel_display.c    |  2 +-
 drivers/gpu/drm/gma500/psb_intel_lvds.c       |  2 +-
 drivers/gpu/drm/gma500/psb_intel_sdvo.c       |  2 +-
 drivers/gpu/drm/i2c/ch7006_drv.c              |  2 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |  6 +-
 drivers/gpu/drm/nouveau/dispnv04/crtc.c       | 16 ++---
 drivers/gpu/drm/nouveau/dispnv04/dfp.c        |  2 +-
 drivers/gpu/drm/nouveau/dispnv04/disp.c       |  4 +-
 drivers/gpu/drm/nouveau/dispnv04/tvnv17.c     |  2 +-
 drivers/gpu/drm/radeon/atombios_crtc.c        | 16 ++---
 drivers/gpu/drm/radeon/evergreen.c            |  2 +-
 drivers/gpu/drm/radeon/r100.c                 |  6 +-
 drivers/gpu/drm/radeon/radeon_connectors.c    |  3 +-
 drivers/gpu/drm/radeon/radeon_device.c        |  2 +-
 drivers/gpu/drm/radeon/radeon_display.c       |  4 +-
 drivers/gpu/drm/radeon/radeon_legacy_crtc.c   | 14 ++--
 drivers/gpu/drm/radeon/rs600.c                |  2 +-
 drivers/gpu/drm/radeon/rv770.c                |  2 +-
 drivers/gpu/drm/rockchip/rockchip_drm_vop.c   |  2 +-
 include/drm/drm_plane.h                       | 52 +++++++--------
 38 files changed, 173 insertions(+), 169 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
index 344e0a9ee08a..90973470b6da 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c
@@ -94,7 +94,7 @@ static void amdgpu_connector_property_change_mode(struct 
drm_encoder *encoder)
 
        if (crtc && crtc->enabled) {
                drm_crtc_helper_set_mode(crtc, &crtc->mode,
-                                        crtc->x, crtc->y, crtc->primary->fb);
+                                        crtc->x, crtc->y, 
crtc->primary->legacy.fb);
        }
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index b119d27271c1..1b1448a58543 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -216,7 +216,7 @@ int amdgpu_display_crtc_page_flip_target(struct drm_crtc 
*crtc,
        work->async = (page_flip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0;
 
        /* schedule unpin of the old buffer */
-       obj = crtc->primary->fb->obj[0];
+       obj = crtc->primary->legacy.fb->obj[0];
 
        /* take a reference to the old object */
        work->old_abo = gem_to_amdgpu_bo(obj);
@@ -280,7 +280,7 @@ int amdgpu_display_crtc_page_flip_target(struct drm_crtc 
*crtc,
        DRM_DEBUG_DRIVER("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_PENDING, work: 
%p,\n",
                                         amdgpu_crtc->crtc_id, amdgpu_crtc, 
work);
        /* update crtc fb */
-       crtc->primary->fb = fb;
+       crtc->primary->legacy.fb = fb;
        spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
        amdgpu_display_flip_work_func(&work->flip_work.work);
        return 0;
@@ -1715,7 +1715,7 @@ int amdgpu_display_suspend_helper(struct amdgpu_device 
*adev)
        /* unpin the front buffers and cursors */
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
-               struct drm_framebuffer *fb = crtc->primary->fb;
+               struct drm_framebuffer *fb = crtc->primary->legacy.fb;
                struct amdgpu_bo *robj;
 
                if (amdgpu_crtc->cursor_bo && !adev->enable_virtual_display) {
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c 
b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
index 70c1399f738d..db19854f04f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
@@ -235,7 +235,7 @@ static void dce_v10_0_page_flip(struct amdgpu_device *adev,
                                int crtc_id, u64 crtc_base, bool async)
 {
        struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->legacy.fb;
        u32 tmp;
 
        /* flip at hsync for async, default is vsync */
@@ -1861,7 +1861,7 @@ static int dce_v10_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        bool bypass_lut = false;
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -1869,7 +1869,7 @@ static int dce_v10_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        /* If atomic, assume fb object is pinned & idle & fenced and
         * just update base pointers
@@ -2074,7 +2074,7 @@ static int dce_v10_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        /* set pageflip to happen anywhere in vblank interval */
        WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                abo = gem_to_amdgpu_bo(fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r != 0))
@@ -2557,11 +2557,11 @@ static void dce_v10_0_crtc_disable(struct drm_crtc 
*crtc)
        int i;
 
        dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-       if (crtc->primary->fb) {
+       if (crtc->primary->legacy.fb) {
                int r;
                struct amdgpu_bo *abo;
 
-               abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]);
+               abo = gem_to_amdgpu_bo(crtc->primary->legacy.fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r))
                        DRM_ERROR("failed to reserve abo before unpin\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c 
b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
index f154c24499c8..af889d0b6826 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
@@ -259,7 +259,7 @@ static void dce_v11_0_page_flip(struct amdgpu_device *adev,
                                int crtc_id, u64 crtc_base, bool async)
 {
        struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->legacy.fb;
        u32 tmp;
 
        /* flip immediate for async, default is vsync */
@@ -1911,7 +1911,7 @@ static int dce_v11_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        bool bypass_lut = false;
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -1919,7 +1919,7 @@ static int dce_v11_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        /* If atomic, assume fb object is pinned & idle & fenced and
         * just update base pointers
@@ -2124,7 +2124,7 @@ static int dce_v11_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        /* set pageflip to happen anywhere in vblank interval */
        WREG32(mmCRTC_MASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                abo = gem_to_amdgpu_bo(fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r != 0))
@@ -2641,11 +2641,11 @@ static void dce_v11_0_crtc_disable(struct drm_crtc 
*crtc)
        int i;
 
        dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-       if (crtc->primary->fb) {
+       if (crtc->primary->legacy.fb) {
                int r;
                struct amdgpu_bo *abo;
 
-               abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]);
+               abo = gem_to_amdgpu_bo(crtc->primary->legacy.fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r))
                        DRM_ERROR("failed to reserve abo before unpin\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c 
b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
index a7fcb135827f..d55be18957b3 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
@@ -195,7 +195,7 @@ static void dce_v6_0_page_flip(struct amdgpu_device *adev,
                               int crtc_id, u64 crtc_base, bool async)
 {
        struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->legacy.fb;
 
        /* flip at hsync for async, default is vsync */
        WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ?
@@ -1841,7 +1841,7 @@ static int dce_v6_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        bool bypass_lut = false;
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -1849,7 +1849,7 @@ static int dce_v6_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        /* If atomic, assume fb object is pinned & idle & fenced and
         * just update base pointers
@@ -2032,7 +2032,7 @@ static int dce_v6_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        /* set pageflip to happen anywhere in vblank interval */
        WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                abo = gem_to_amdgpu_bo(fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r != 0))
@@ -2472,11 +2472,11 @@ static void dce_v6_0_crtc_disable(struct drm_crtc *crtc)
        int i;
 
        dce_v6_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-       if (crtc->primary->fb) {
+       if (crtc->primary->legacy.fb) {
                int r;
                struct amdgpu_bo *abo;
 
-               abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]);
+               abo = gem_to_amdgpu_bo(crtc->primary->legacy.fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r))
                        DRM_ERROR("failed to reserve abo before unpin\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c 
b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index 77ac3f114d24..7a24d5835107 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -186,7 +186,7 @@ static void dce_v8_0_page_flip(struct amdgpu_device *adev,
                               int crtc_id, u64 crtc_base, bool async)
 {
        struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = amdgpu_crtc->base.primary->legacy.fb;
 
        /* flip at hsync for async, default is vsync */
        WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ?
@@ -1808,7 +1808,7 @@ static int dce_v8_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        bool bypass_lut = false;
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -1816,7 +1816,7 @@ static int dce_v8_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        /* If atomic, assume fb object is pinned & idle & fenced and
         * just update base pointers
@@ -2001,7 +2001,7 @@ static int dce_v8_0_crtc_do_set_base(struct drm_crtc 
*crtc,
        /* set pageflip to happen anywhere in vblank interval */
        WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                abo = gem_to_amdgpu_bo(fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r != 0))
@@ -2476,11 +2476,11 @@ static void dce_v8_0_crtc_disable(struct drm_crtc *crtc)
        int i;
 
        dce_v8_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-       if (crtc->primary->fb) {
+       if (crtc->primary->legacy.fb) {
                int r;
                struct amdgpu_bo *abo;
 
-               abo = gem_to_amdgpu_bo(crtc->primary->fb->obj[0]);
+               abo = gem_to_amdgpu_bo(crtc->primary->legacy.fb->obj[0]);
                r = amdgpu_bo_reserve(abo, true);
                if (unlikely(r))
                        DRM_ERROR("failed to reserve abo before unpin\n");
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 0fc99da93afe..4cfabc8d20e5 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -530,9 +530,9 @@ drm_atomic_get_plane_state(struct drm_atomic_state *state,
        WARN_ON(!state->acquire_ctx);
 
        /* the legacy pointers should never be set */
-       WARN_ON(plane->fb);
-       WARN_ON(plane->old_fb);
-       WARN_ON(plane->crtc);
+       WARN_ON(plane->legacy.fb);
+       WARN_ON(plane->legacy.old_fb);
+       WARN_ON(plane->legacy.crtc);
 
        plane_state = drm_atomic_get_existing_plane_state(state, plane);
        if (plane_state)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 3488ff067c69..db9e6253949f 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -544,8 +544,8 @@ int drm_mode_getcrtc(struct drm_device *dev,
        drm_modeset_lock(&plane->mutex, NULL);
        if (plane->state && plane->state->fb)
                crtc_resp->fb_id = plane->state->fb->base.id;
-       else if (!plane->state && plane->fb)
-               crtc_resp->fb_id = plane->fb->base.id;
+       else if (!plane->state && plane->legacy.fb)
+               crtc_resp->fb_id = plane->legacy.fb->base.id;
        else
                crtc_resp->fb_id = 0;
 
@@ -600,7 +600,7 @@ static int __drm_mode_set_config_internal(struct 
drm_mode_set *set,
        drm_for_each_crtc(tmp, crtc->dev) {
                struct drm_plane *plane = tmp->primary;
 
-               plane->old_fb = plane->fb;
+               plane->legacy.old_fb = plane->legacy.fb;
        }
 
        fb = set->fb;
@@ -609,18 +609,18 @@ static int __drm_mode_set_config_internal(struct 
drm_mode_set *set,
        if (ret == 0) {
                struct drm_plane *plane = crtc->primary;
 
-               plane->crtc = fb ? crtc : NULL;
-               plane->fb = fb;
+               plane->legacy.crtc = fb ? crtc : NULL;
+               plane->legacy.fb = fb;
        }
 
        drm_for_each_crtc(tmp, crtc->dev) {
                struct drm_plane *plane = tmp->primary;
 
-               if (plane->fb)
-                       drm_framebuffer_get(plane->fb);
-               if (plane->old_fb)
-                       drm_framebuffer_put(plane->old_fb);
-               plane->old_fb = NULL;
+               if (plane->legacy.fb)
+                       drm_framebuffer_get(plane->legacy.fb);
+               if (plane->legacy.old_fb)
+                       drm_framebuffer_put(plane->legacy.old_fb);
+               plane->legacy.old_fb = NULL;
        }
 
        return ret;
@@ -739,7 +739,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
                        if (plane->state)
                                old_fb = plane->state->fb;
                        else
-                               old_fb = plane->fb;
+                               old_fb = plane->legacy.fb;
 
                        if (!old_fb) {
                                drm_dbg_kms(dev, "CRTC doesn't have current 
FB\n");
diff --git a/drivers/gpu/drm/drm_crtc_helper.c 
b/drivers/gpu/drm/drm_crtc_helper.c
index 0955f1c385dd..1df4a05f7a01 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -204,7 +204,7 @@ static void __drm_helper_disable_unused_functions(struct 
drm_device *dev)
                                (*crtc_funcs->disable)(crtc);
                        else
                                (*crtc_funcs->dpms)(crtc, DRM_MODE_DPMS_OFF);
-                       crtc->primary->fb = NULL;
+                       crtc->primary->legacy.fb = NULL;
                }
        }
 }
@@ -635,17 +635,17 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set,
        save_set.mode = &set->crtc->mode;
        save_set.x = set->crtc->x;
        save_set.y = set->crtc->y;
-       save_set.fb = set->crtc->primary->fb;
+       save_set.fb = set->crtc->primary->legacy.fb;
 
        /* We should be able to check here if the fb has the same properties
         * and then just flip_or_move it */
-       if (set->crtc->primary->fb != set->fb) {
+       if (set->crtc->primary->legacy.fb != set->fb) {
                /* If we have no fb then treat it as a full mode set */
-               if (set->crtc->primary->fb == NULL) {
+               if (set->crtc->primary->legacy.fb == NULL) {
                        drm_dbg_kms(dev, "[CRTC:%d:%s] no fb, full mode set\n",
                                    set->crtc->base.id, set->crtc->name);
                        mode_changed = true;
-               } else if (set->fb->format != set->crtc->primary->fb->format) {
+               } else if (set->fb->format != 
set->crtc->primary->legacy.fb->format) {
                        mode_changed = true;
                } else
                        fb_changed = true;
@@ -768,13 +768,13 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set,
                if (drm_helper_crtc_in_use(set->crtc)) {
                        drm_dbg_kms(dev, "[CRTC:%d:%s] attempting to set mode 
from userspace: " DRM_MODE_FMT "\n",
                                    set->crtc->base.id, set->crtc->name, 
DRM_MODE_ARG(set->mode));
-                       set->crtc->primary->fb = set->fb;
+                       set->crtc->primary->legacy.fb = set->fb;
                        if (!drm_crtc_helper_set_mode(set->crtc, set->mode,
                                                      set->x, set->y,
                                                      save_set.fb)) {
                                drm_err(dev, "[CRTC:%d:%s] failed to set 
mode\n",
                                        set->crtc->base.id, set->crtc->name);
-                               set->crtc->primary->fb = save_set.fb;
+                               set->crtc->primary->legacy.fb = save_set.fb;
                                ret = -EINVAL;
                                goto fail;
                        }
@@ -790,13 +790,13 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set,
        } else if (fb_changed) {
                set->crtc->x = set->x;
                set->crtc->y = set->y;
-               set->crtc->primary->fb = set->fb;
+               set->crtc->primary->legacy.fb = set->fb;
                ret = crtc_funcs->mode_set_base(set->crtc,
                                                set->x, set->y, save_set.fb);
                if (ret != 0) {
                        set->crtc->x = save_set.x;
                        set->crtc->y = save_set.y;
-                       set->crtc->primary->fb = save_set.fb;
+                       set->crtc->primary->legacy.fb = save_set.fb;
                        goto fail;
                }
        }
@@ -997,7 +997,7 @@ void drm_helper_resume_force_mode(struct drm_device *dev)
                        continue;
 
                ret = drm_crtc_helper_set_mode(crtc, &crtc->mode,
-                                              crtc->x, crtc->y, 
crtc->primary->fb);
+                                              crtc->x, crtc->y, 
crtc->primary->legacy.fb);
 
                /* Restoring the old config should never fail! */
                if (ret == false)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index d5e8994345bb..fd9d804e3672 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -189,7 +189,7 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
                        continue;
 
                funcs = crtc->helper_private;
-               fb = crtc->primary->fb;
+               fb = crtc->primary->legacy.fb;
 
                if (!crtc->enabled)
                        continue;
diff --git a/drivers/gpu/drm/drm_framebuffer.c 
b/drivers/gpu/drm/drm_framebuffer.c
index 47e6e8577b62..ab7d4d4c0917 100644
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -1081,7 +1081,7 @@ static void legacy_remove_fb(struct drm_framebuffer *fb)
        drm_modeset_lock_all(dev);
        /* remove from any CRTC */
        drm_for_each_crtc(crtc, dev) {
-               if (crtc->primary->fb == fb) {
+               if (crtc->primary->legacy.fb == fb) {
                        drm_dbg_kms(dev,
                                    "Disabling [CRTC:%d:%s] because [FB:%d] is 
removed\n",
                                    crtc->base.id, crtc->name, fb->base.id);
@@ -1093,7 +1093,7 @@ static void legacy_remove_fb(struct drm_framebuffer *fb)
        }
 
        drm_for_each_plane(plane, dev) {
-               if (plane->fb == fb) {
+               if (plane->legacy.fb == fb) {
                        drm_dbg_kms(dev,
                                    "Disabling [PLANE:%d:%s] because [FB:%d] is 
removed\n",
                                    plane->base.id, plane->name, fb->base.id);
diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index a28b22fdd7a4..4b077110238a 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -723,23 +723,23 @@ void drm_plane_force_disable(struct drm_plane *plane)
 {
        int ret;
 
-       if (!plane->fb)
+       if (!plane->legacy.fb)
                return;
 
        WARN_ON(drm_drv_uses_atomic_modeset(plane->dev));
 
-       plane->old_fb = plane->fb;
+       plane->legacy.old_fb = plane->legacy.fb;
        ret = plane->funcs->disable_plane(plane, NULL);
        if (ret) {
                DRM_ERROR("failed to disable plane with busy fb\n");
-               plane->old_fb = NULL;
+               plane->legacy.old_fb = NULL;
                return;
        }
        /* disconnect the plane from the fb and crtc: */
-       drm_framebuffer_put(plane->old_fb);
-       plane->old_fb = NULL;
-       plane->fb = NULL;
-       plane->crtc = NULL;
+       drm_framebuffer_put(plane->legacy.old_fb);
+       plane->legacy.old_fb = NULL;
+       plane->legacy.fb = NULL;
+       plane->legacy.crtc = NULL;
 }
 EXPORT_SYMBOL(drm_plane_force_disable);
 
@@ -840,15 +840,15 @@ int drm_mode_getplane(struct drm_device *dev, void *data,
        drm_modeset_lock(&plane->mutex, NULL);
        if (plane->state && plane->state->crtc && drm_lease_held(file_priv, 
plane->state->crtc->base.id))
                plane_resp->crtc_id = plane->state->crtc->base.id;
-       else if (!plane->state && plane->crtc && drm_lease_held(file_priv, 
plane->crtc->base.id))
-               plane_resp->crtc_id = plane->crtc->base.id;
+       else if (!plane->state && plane->legacy.crtc && 
drm_lease_held(file_priv, plane->legacy.crtc->base.id))
+               plane_resp->crtc_id = plane->legacy.crtc->base.id;
        else
                plane_resp->crtc_id = 0;
 
        if (plane->state && plane->state->fb)
                plane_resp->fb_id = plane->state->fb->base.id;
-       else if (!plane->state && plane->fb)
-               plane_resp->fb_id = plane->fb->base.id;
+       else if (!plane->state && plane->legacy.fb)
+               plane_resp->fb_id = plane->legacy.fb->base.id;
        else
                plane_resp->fb_id = 0;
        drm_modeset_unlock(&plane->mutex);
@@ -1004,13 +1004,13 @@ static int __setplane_internal(struct drm_plane *plane,
 
        /* No fb means shut it down */
        if (!fb) {
-               plane->old_fb = plane->fb;
+               plane->legacy.old_fb = plane->legacy.fb;
                ret = plane->funcs->disable_plane(plane, ctx);
                if (!ret) {
-                       plane->crtc = NULL;
-                       plane->fb = NULL;
+                       plane->legacy.crtc = NULL;
+                       plane->legacy.fb = NULL;
                } else {
-                       plane->old_fb = NULL;
+                       plane->legacy.old_fb = NULL;
                }
                goto out;
        }
@@ -1021,22 +1021,22 @@ static int __setplane_internal(struct drm_plane *plane,
        if (ret)
                goto out;
 
-       plane->old_fb = plane->fb;
+       plane->legacy.old_fb = plane->legacy.fb;
        ret = plane->funcs->update_plane(plane, crtc, fb,
                                         crtc_x, crtc_y, crtc_w, crtc_h,
                                         src_x, src_y, src_w, src_h, ctx);
        if (!ret) {
-               plane->crtc = crtc;
-               plane->fb = fb;
-               drm_framebuffer_get(plane->fb);
+               plane->legacy.crtc = crtc;
+               plane->legacy.fb = fb;
+               drm_framebuffer_get(plane->legacy.fb);
        } else {
-               plane->old_fb = NULL;
+               plane->legacy.old_fb = NULL;
        }
 
 out:
-       if (plane->old_fb)
-               drm_framebuffer_put(plane->old_fb);
-       plane->old_fb = NULL;
+       if (plane->legacy.old_fb)
+               drm_framebuffer_put(plane->legacy.old_fb);
+       plane->legacy.old_fb = NULL;
 
        return ret;
 }
@@ -1178,7 +1178,7 @@ static int drm_mode_cursor_universal(struct drm_crtc 
*crtc,
        int ret = 0;
 
        BUG_ON(!plane);
-       WARN_ON(plane->crtc != crtc && plane->crtc != NULL);
+       WARN_ON(plane->legacy.crtc != crtc && plane->legacy.crtc != NULL);
 
        /*
         * Obtain fb we'll be using (either new or existing) and take an extra
@@ -1204,7 +1204,7 @@ static int drm_mode_cursor_universal(struct drm_crtc 
*crtc,
                if (plane->state)
                        fb = plane->state->fb;
                else
-                       fb = plane->fb;
+                       fb = plane->legacy.fb;
 
                if (fb)
                        drm_framebuffer_get(fb);
@@ -1441,7 +1441,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
        if (plane->state)
                old_fb = plane->state->fb;
        else
-               old_fb = plane->fb;
+               old_fb = plane->legacy.fb;
 
        if (old_fb == NULL) {
                /* The framebuffer is currently unbound, presumably
@@ -1506,7 +1506,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
                }
        }
 
-       plane->old_fb = plane->fb;
+       plane->legacy.old_fb = plane->legacy.fb;
        if (crtc->funcs->page_flip_target)
                ret = crtc->funcs->page_flip_target(crtc, fb, e,
                                                    page_flip->flags,
@@ -1519,10 +1519,10 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
                if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT)
                        drm_event_cancel_free(dev, &e->base);
                /* Keep the old fb, don't unref it. */
-               plane->old_fb = NULL;
+               plane->legacy.old_fb = NULL;
        } else {
                if (!plane->state) {
-                       plane->fb = fb;
+                       plane->legacy.fb = fb;
                        drm_framebuffer_get(fb);
                }
        }
@@ -1531,9 +1531,9 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
        if (fb)
                drm_framebuffer_put(fb);
        fb = NULL;
-       if (plane->old_fb)
-               drm_framebuffer_put(plane->old_fb);
-       plane->old_fb = NULL;
+       if (plane->legacy.old_fb)
+               drm_framebuffer_put(plane->legacy.old_fb);
+       plane->legacy.old_fb = NULL;
 
        if (ret == -EDEADLK) {
                ret = drm_modeset_backoff(&ctx);
diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c 
b/drivers/gpu/drm/gma500/cdv_intel_display.c
index bbd0abdd8382..faef6f724446 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_display.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_display.c
@@ -462,7 +462,7 @@ static bool cdv_intel_pipe_enabled(struct drm_device *dev, 
int pipe)
        crtc = dev_priv->pipe_to_crtc_mapping[pipe];
        gma_crtc = to_gma_crtc(crtc);
 
-       if (crtc->primary->fb == NULL || !gma_crtc->active)
+       if (crtc->primary->legacy.fb == NULL || !gma_crtc->active)
                return false;
        return true;
 }
diff --git a/drivers/gpu/drm/gma500/cdv_intel_dp.c 
b/drivers/gpu/drm/gma500/cdv_intel_dp.c
index cc2ed9b3fd2d..49851881e41e 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_dp.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_dp.c
@@ -1849,7 +1849,7 @@ cdv_intel_dp_set_property(struct drm_connector *connector,
                struct drm_crtc *crtc = encoder->base.crtc;
                drm_crtc_helper_set_mode(crtc, &crtc->mode,
                                         crtc->x, crtc->y,
-                                        crtc->primary->fb);
+                                        crtc->primary->legacy.fb);
        }
 
        return 0;
diff --git a/drivers/gpu/drm/gma500/cdv_intel_hdmi.c 
b/drivers/gpu/drm/gma500/cdv_intel_hdmi.c
index 2d95e0471291..16968c94bfd3 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_hdmi.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_hdmi.c
@@ -191,7 +191,8 @@ static int cdv_hdmi_set_property(struct drm_connector 
*connector,
                    crtc->saved_mode.vdisplay != 0) {
                        if (centre) {
                                if (!drm_crtc_helper_set_mode(encoder->crtc, 
&crtc->saved_mode,
-                                           encoder->crtc->x, encoder->crtc->y, 
encoder->crtc->primary->fb))
+                                                             encoder->crtc->x, 
encoder->crtc->y,
+                                                             
encoder->crtc->primary->legacy.fb))
                                        return -1;
                        } else {
                                const struct drm_encoder_helper_funcs *helpers
diff --git a/drivers/gpu/drm/gma500/cdv_intel_lvds.c 
b/drivers/gpu/drm/gma500/cdv_intel_lvds.c
index f3a4517bdf27..b607355b85dd 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_lvds.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_lvds.c
@@ -375,7 +375,7 @@ static int cdv_intel_lvds_set_property(struct drm_connector 
*connector,
                                                      &crtc->saved_mode,
                                                      encoder->crtc->x,
                                                      encoder->crtc->y,
-                                                     
encoder->crtc->primary->fb))
+                                                     
encoder->crtc->primary->legacy.fb))
                                return -1;
                }
        } else if (!strcmp(property->name, "backlight") && encoder) {
diff --git a/drivers/gpu/drm/gma500/gma_display.c 
b/drivers/gpu/drm/gma500/gma_display.c
index f65e90d890f4..f2f8a95c8d39 100644
--- a/drivers/gpu/drm/gma500/gma_display.c
+++ b/drivers/gpu/drm/gma500/gma_display.c
@@ -61,7 +61,7 @@ int gma_pipe_set_base(struct drm_crtc *crtc, int x, int y,
        struct drm_device *dev = crtc->dev;
        struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
        struct gma_crtc *gma_crtc = to_gma_crtc(crtc);
-       struct drm_framebuffer *fb = crtc->primary->fb;
+       struct drm_framebuffer *fb = crtc->primary->legacy.fb;
        struct psb_gem_object *pobj;
        int pipe = gma_crtc->pipe;
        const struct psb_offset *map = &dev_priv->regmap[pipe];
@@ -490,8 +490,8 @@ void gma_crtc_disable(struct drm_crtc *crtc)
 
        crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF);
 
-       if (crtc->primary->fb) {
-               pobj = to_psb_gem_object(crtc->primary->fb->obj[0]);
+       if (crtc->primary->legacy.fb) {
+               pobj = to_psb_gem_object(crtc->primary->legacy.fb->obj[0]);
                psb_gem_unpin(pobj);
        }
 }
@@ -515,8 +515,8 @@ int gma_crtc_page_flip(struct drm_crtc *crtc,
                       struct drm_modeset_acquire_ctx *ctx)
 {
        struct gma_crtc *gma_crtc = to_gma_crtc(crtc);
-       struct drm_framebuffer *current_fb = crtc->primary->fb;
-       struct drm_framebuffer *old_fb = crtc->primary->old_fb;
+       struct drm_framebuffer *current_fb = crtc->primary->legacy.fb;
+       struct drm_framebuffer *old_fb = crtc->primary->legacy.old_fb;
        const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
        struct drm_device *dev = crtc->dev;
        unsigned long flags;
@@ -526,7 +526,7 @@ int gma_crtc_page_flip(struct drm_crtc *crtc,
                return -EINVAL;
 
        /* Using mode_set_base requires the new fb to be set already. */
-       crtc->primary->fb = fb;
+       crtc->primary->legacy.fb = fb;
 
        if (event) {
                spin_lock_irqsave(&dev->event_lock, flags);
@@ -552,7 +552,7 @@ int gma_crtc_page_flip(struct drm_crtc *crtc,
 
        /* Restore previous fb in case of failure. */
        if (ret)
-               crtc->primary->fb = current_fb;
+               crtc->primary->legacy.fb = current_fb;
 
        return ret;
 }
diff --git a/drivers/gpu/drm/gma500/oaktrail_crtc.c 
b/drivers/gpu/drm/gma500/oaktrail_crtc.c
index de8ccfe9890f..2c23b86a1ace 100644
--- a/drivers/gpu/drm/gma500/oaktrail_crtc.c
+++ b/drivers/gpu/drm/gma500/oaktrail_crtc.c
@@ -595,7 +595,7 @@ static int oaktrail_pipe_set_base(struct drm_crtc *crtc,
        struct drm_device *dev = crtc->dev;
        struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
        struct gma_crtc *gma_crtc = to_gma_crtc(crtc);
-       struct drm_framebuffer *fb = crtc->primary->fb;
+       struct drm_framebuffer *fb = crtc->primary->legacy.fb;
        int pipe = gma_crtc->pipe;
        const struct psb_offset *map = &dev_priv->regmap[pipe];
        unsigned long start, offset;
diff --git a/drivers/gpu/drm/gma500/psb_intel_display.c 
b/drivers/gpu/drm/gma500/psb_intel_display.c
index ff46e88c4768..03da68427318 100644
--- a/drivers/gpu/drm/gma500/psb_intel_display.c
+++ b/drivers/gpu/drm/gma500/psb_intel_display.c
@@ -112,7 +112,7 @@ static int psb_intel_crtc_mode_set(struct drm_crtc *crtc,
        const struct gma_limit_t *limit;
 
        /* No scan out no play */
-       if (crtc->primary->fb == NULL) {
+       if (crtc->primary->legacy.fb == NULL) {
                crtc_funcs->mode_set_base(crtc, x, y, old_fb);
                return 0;
        }
diff --git a/drivers/gpu/drm/gma500/psb_intel_lvds.c 
b/drivers/gpu/drm/gma500/psb_intel_lvds.c
index 138f153d38ba..1e80bc865843 100644
--- a/drivers/gpu/drm/gma500/psb_intel_lvds.c
+++ b/drivers/gpu/drm/gma500/psb_intel_lvds.c
@@ -570,7 +570,7 @@ int psb_intel_lvds_set_property(struct drm_connector 
*connector,
                                                      &crtc->saved_mode,
                                                      encoder->crtc->x,
                                                      encoder->crtc->y,
-                                                     
encoder->crtc->primary->fb))
+                                                     
encoder->crtc->primary->legacy.fb))
                                goto set_prop_error;
                }
        } else if (!strcmp(property->name, "backlight")) {
diff --git a/drivers/gpu/drm/gma500/psb_intel_sdvo.c 
b/drivers/gpu/drm/gma500/psb_intel_sdvo.c
index 8dafff963ca8..9fab87f17dc9 100644
--- a/drivers/gpu/drm/gma500/psb_intel_sdvo.c
+++ b/drivers/gpu/drm/gma500/psb_intel_sdvo.c
@@ -1727,7 +1727,7 @@ psb_intel_sdvo_set_property(struct drm_connector 
*connector,
        if (psb_intel_sdvo->base.base.crtc) {
                struct drm_crtc *crtc = psb_intel_sdvo->base.base.crtc;
                drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
-                                        crtc->y, crtc->primary->fb);
+                                        crtc->y, crtc->primary->legacy.fb);
        }
 
        return 0;
diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c
index 131512a5f3bd..058cb389b8ec 100644
--- a/drivers/gpu/drm/i2c/ch7006_drv.c
+++ b/drivers/gpu/drm/i2c/ch7006_drv.c
@@ -364,7 +364,7 @@ static int ch7006_encoder_set_property(struct drm_encoder 
*encoder,
                if (crtc)
                        drm_crtc_helper_set_mode(crtc, &crtc->mode,
                                                 crtc->x, crtc->y,
-                                                crtc->primary->fb);
+                                                crtc->primary->legacy.fb);
        }
 
        return 0;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 9bcae53c4f45..9bd800a42253 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -122,11 +122,11 @@ static void _dpu_plane_set_danger_state(struct dpu_kms 
*kms, bool enable)
        struct drm_plane *plane;
 
        drm_for_each_plane(plane, kms->dev) {
-               if (plane->fb && plane->state) {
+               if (plane->legacy.fb && plane->state) {
                        dpu_plane_danger_signal_ctrl(plane, enable);
                        DPU_DEBUG("plane:%d img:%dx%d ",
-                               plane->base.id, plane->fb->width,
-                               plane->fb->height);
+                               plane->base.id, plane->legacy.fb->width,
+                               plane->legacy.fb->height);
                        DPU_DEBUG("src[%d,%d,%d,%d] dst[%d,%d,%d,%d]\n",
                                plane->state->src_x >> 16,
                                plane->state->src_y >> 16,
diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c 
b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
index 67146f1e8482..4cbc3976b180 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
@@ -239,7 +239,7 @@ nv_crtc_mode_set_vga(struct drm_crtc *crtc, struct 
drm_display_mode *mode)
        struct drm_device *dev = crtc->dev;
        struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
        struct nv04_crtc_reg *regp = 
&nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index];
-       struct drm_framebuffer *fb = crtc->primary->fb;
+       struct drm_framebuffer *fb = crtc->primary->legacy.fb;
 
        /* Calculate our timings */
        int horizDisplay        = (mode->crtc_hdisplay >> 3)            - 1;
@@ -465,7 +465,7 @@ nv_crtc_mode_set_regs(struct drm_crtc *crtc, struct 
drm_display_mode * mode)
        struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
        struct nv04_crtc_reg *regp = 
&nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index];
        struct nv04_crtc_reg *savep = 
&nv04_display(dev)->saved_reg.crtc_reg[nv_crtc->index];
-       const struct drm_framebuffer *fb = crtc->primary->fb;
+       const struct drm_framebuffer *fb = crtc->primary->legacy.fb;
        struct drm_encoder *encoder;
        bool lvds_output = false, tmds_output = false, tv_output = false,
                off_chip_digital = false;
@@ -610,7 +610,7 @@ static int
 nv_crtc_swap_fbs(struct drm_crtc *crtc, struct drm_framebuffer *old_fb)
 {
        struct nv04_display *disp = nv04_display(crtc->dev);
-       struct drm_framebuffer *fb = crtc->primary->fb;
+       struct drm_framebuffer *fb = crtc->primary->legacy.fb;
        struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]);
        struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
        int ret;
@@ -826,7 +826,7 @@ nv_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g, 
u16 *b,
         * mark the lut values as dirty by setting depth==0, and it'll be
         * uploaded on the first mode_set_base()
         */
-       if (!nv_crtc->base.primary->fb) {
+       if (!nv_crtc->base.primary->legacy.fb) {
                nv_crtc->lut.depth = 0;
                return 0;
        }
@@ -852,7 +852,7 @@ nv04_crtc_do_mode_set_base(struct drm_crtc *crtc,
        NV_DEBUG(drm, "index %d\n", nv_crtc->index);
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                NV_DEBUG(drm, "No FB bound\n");
                return 0;
        }
@@ -863,7 +863,7 @@ nv04_crtc_do_mode_set_base(struct drm_crtc *crtc,
        if (atomic) {
                drm_fb = passed_fb;
        } else {
-               drm_fb = crtc->primary->fb;
+               drm_fb = crtc->primary->legacy.fb;
        }
 
        nvbo = nouveau_gem_object(drm_fb->obj[0]);
@@ -1157,7 +1157,7 @@ nv04_crtc_page_flip(struct drm_crtc *crtc, struct 
drm_framebuffer *fb,
        const int swap_interval = (flags & DRM_MODE_PAGE_FLIP_ASYNC) ? 0 : 1;
        struct drm_device *dev = crtc->dev;
        struct nouveau_drm *drm = nouveau_drm(dev);
-       struct drm_framebuffer *old_fb = crtc->primary->fb;
+       struct drm_framebuffer *old_fb = crtc->primary->legacy.fb;
        struct nouveau_bo *old_bo = nouveau_gem_object(old_fb->obj[0]);
        struct nouveau_bo *new_bo = nouveau_gem_object(fb->obj[0]);
        struct nv04_page_flip_state *s;
@@ -1237,7 +1237,7 @@ nv04_crtc_page_flip(struct drm_crtc *crtc, struct 
drm_framebuffer *fb,
        mutex_unlock(&cli->mutex);
 
        /* Update the crtc struct and cleanup */
-       crtc->primary->fb = fb;
+       crtc->primary->legacy.fb = fb;
 
        nouveau_bo_fence(old_bo, fence, false);
        ttm_bo_unreserve(&old_bo->bo);
diff --git a/drivers/gpu/drm/nouveau/dispnv04/dfp.c 
b/drivers/gpu/drm/nouveau/dispnv04/dfp.c
index 504c421aa176..be49c7180622 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/dfp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/dfp.c
@@ -291,7 +291,7 @@ static void nv04_dfp_mode_set(struct drm_encoder *encoder,
        struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
        struct drm_display_mode *output_mode = &nv_encoder->mode;
        struct drm_connector *connector = &nv_connector->base;
-       const struct drm_framebuffer *fb = encoder->crtc->primary->fb;
+       const struct drm_framebuffer *fb = encoder->crtc->primary->legacy.fb;
        uint32_t mode_ratio, panel_ratio;
 
        NV_DEBUG(drm, "Output mode on CRTC %d:\n", nv_crtc->index);
diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c 
b/drivers/gpu/drm/nouveau/dispnv04/disp.c
index f71199a39bc4..45097913794c 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c
@@ -76,7 +76,7 @@ nv04_display_fini(struct drm_device *dev, bool runtime, bool 
suspend)
 
        /* Un-pin FB and cursors so they'll be evicted to system memory. */
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-               struct drm_framebuffer *fb = crtc->primary->fb;
+               struct drm_framebuffer *fb = crtc->primary->legacy.fb;
                struct nouveau_bo *nvbo;
 
                if (!fb || !fb->obj[0])
@@ -128,7 +128,7 @@ nv04_display_init(struct drm_device *dev, bool resume, bool 
runtime)
 
        /* Re-pin FB/cursors. */
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-               struct drm_framebuffer *fb = crtc->primary->fb;
+               struct drm_framebuffer *fb = crtc->primary->legacy.fb;
                struct nouveau_bo *nvbo;
 
                if (!fb || !fb->obj[0])
diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c 
b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
index 3ecb101d23e9..4bc8039e6ee0 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
@@ -756,7 +756,7 @@ static int nv17_tv_set_property(struct drm_encoder *encoder,
                if (crtc)
                        drm_crtc_helper_set_mode(crtc, &crtc->mode,
                                                 crtc->x, crtc->y,
-                                                crtc->primary->fb);
+                                                crtc->primary->legacy.fb);
        }
 
        return 0;
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c 
b/drivers/gpu/drm/radeon/atombios_crtc.c
index 9b3a3a9d60e2..36e4663186c8 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1150,7 +1150,7 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
        bool bypass_lut = false;
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -1158,7 +1158,7 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        /* If atomic, assume fb object is pinned & idle & fenced and
         * just update base pointers
@@ -1437,7 +1437,7 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
        /* set pageflip to happen anywhere in vblank interval */
        WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                rbo = gem_to_radeon_bo(fb->obj[0]);
                r = radeon_bo_reserve(rbo, false);
                if (unlikely(r != 0))
@@ -1470,7 +1470,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
        bool bypass_lut = false;
 
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -1478,7 +1478,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        obj = target_fb->obj[0];
        rbo = gem_to_radeon_bo(obj);
@@ -1645,7 +1645,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
        /* set pageflip to happen only at start of vblank interval (front 
porch) */
        WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 3);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                rbo = gem_to_radeon_bo(fb->obj[0]);
                r = radeon_bo_reserve(rbo, false);
                if (unlikely(r != 0))
@@ -2150,11 +2150,11 @@ static void atombios_crtc_disable(struct drm_crtc *crtc)
        int i;
 
        atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-       if (crtc->primary->fb) {
+       if (crtc->primary->legacy.fb) {
                int r;
                struct radeon_bo *rbo;
 
-               rbo = gem_to_radeon_bo(crtc->primary->fb->obj[0]);
+               rbo = gem_to_radeon_bo(crtc->primary->legacy.fb->obj[0]);
                r = radeon_bo_reserve(rbo, false);
                if (unlikely(r))
                        DRM_ERROR("failed to reserve rbo before unpin\n");
diff --git a/drivers/gpu/drm/radeon/evergreen.c 
b/drivers/gpu/drm/radeon/evergreen.c
index bc4ab71613a5..2cbcf7cfdc3c 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1417,7 +1417,7 @@ void evergreen_page_flip(struct radeon_device *rdev, int 
crtc_id, u64 crtc_base,
                         bool async)
 {
        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = radeon_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = radeon_crtc->base.primary->legacy.fb;
 
        /* flip at hsync for async, default is vsync */
        WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset,
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 80703417d8a1..1aa3126ab6d9 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -165,7 +165,7 @@ void r100_page_flip(struct radeon_device *rdev, int 
crtc_id, u64 crtc_base, bool
 {
        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
        uint32_t crtc_pitch, pitch_pixels;
-       struct drm_framebuffer *fb = radeon_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = radeon_crtc->base.primary->legacy.fb;
        u32 tmp = ((u32)crtc_base) | RADEON_CRTC_OFFSET__OFFSET_LOCK;
        int i;
 
@@ -3244,7 +3244,7 @@ void r100_bandwidth_update(struct radeon_device *rdev)
 
        if (rdev->mode_info.crtcs[0]->base.enabled) {
                const struct drm_framebuffer *fb =
-                       rdev->mode_info.crtcs[0]->base.primary->fb;
+                       rdev->mode_info.crtcs[0]->base.primary->legacy.fb;
 
                mode1 = &rdev->mode_info.crtcs[0]->base.mode;
                pixel_bytes1 = fb->format->cpp[0];
@@ -3252,7 +3252,7 @@ void r100_bandwidth_update(struct radeon_device *rdev)
        if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
                if (rdev->mode_info.crtcs[1]->base.enabled) {
                        const struct drm_framebuffer *fb =
-                               rdev->mode_info.crtcs[1]->base.primary->fb;
+                               
rdev->mode_info.crtcs[1]->base.primary->legacy.fb;
 
                        mode2 = &rdev->mode_info.crtcs[1]->base.mode;
                        pixel_bytes2 = fb->format->cpp[0];
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c 
b/drivers/gpu/drm/radeon/radeon_connectors.c
index 528a8f3677c2..dbe0f75cfea7 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -92,7 +92,8 @@ static void radeon_property_change_mode(struct drm_encoder 
*encoder)
 
        if (crtc && crtc->enabled) {
                drm_crtc_helper_set_mode(crtc, &crtc->mode,
-                                        crtc->x, crtc->y, crtc->primary->fb);
+                                        crtc->x, crtc->y,
+                                        crtc->primary->legacy.fb);
        }
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_device.c 
b/drivers/gpu/drm/radeon/radeon_device.c
index 554b236c2328..edea6d3638e5 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1572,7 +1572,7 @@ int radeon_suspend_kms(struct drm_device *dev, bool 
suspend,
        /* unpin the front buffers and cursors */
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-               struct drm_framebuffer *fb = crtc->primary->fb;
+               struct drm_framebuffer *fb = crtc->primary->legacy.fb;
                struct radeon_bo *robj;
 
                if (radeon_crtc->cursor_bo) {
diff --git a/drivers/gpu/drm/radeon/radeon_display.c 
b/drivers/gpu/drm/radeon/radeon_display.c
index 8f5f8abcb1b4..55f80424f514 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -506,7 +506,7 @@ static int radeon_crtc_page_flip_target(struct drm_crtc 
*crtc,
        work->async = (page_flip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0;
 
        /* schedule unpin of the old buffer */
-       obj = crtc->primary->fb->obj[0];
+       obj = crtc->primary->legacy.fb->obj[0];
 
        /* take a reference to the old object */
        drm_gem_object_get(obj);
@@ -595,7 +595,7 @@ static int radeon_crtc_page_flip_target(struct drm_crtc 
*crtc,
        radeon_crtc->flip_work = work;
 
        /* update crtc fb */
-       crtc->primary->fb = fb;
+       crtc->primary->legacy.fb = fb;
 
        spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
 
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c 
b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index 825b351ff53c..6b37b301ea1f 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -390,7 +390,7 @@ int radeon_crtc_do_set_base(struct drm_crtc *crtc,
 
        DRM_DEBUG_KMS("\n");
        /* no fb bound */
-       if (!atomic && !crtc->primary->fb) {
+       if (!atomic && !crtc->primary->legacy.fb) {
                DRM_DEBUG_KMS("No FB bound\n");
                return 0;
        }
@@ -398,7 +398,7 @@ int radeon_crtc_do_set_base(struct drm_crtc *crtc,
        if (atomic)
                target_fb = fb;
        else
-               target_fb = crtc->primary->fb;
+               target_fb = crtc->primary->legacy.fb;
 
        switch (target_fb->format->cpp[0] * 8) {
        case 8:
@@ -445,7 +445,7 @@ int radeon_crtc_do_set_base(struct drm_crtc *crtc,
                 * We don't shutdown the display controller because new buffer
                 * will end up in same spot.
                 */
-               if (!atomic && fb && fb != crtc->primary->fb) {
+               if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                        struct radeon_bo *old_rbo;
                        unsigned long nsize, osize;
 
@@ -555,7 +555,7 @@ int radeon_crtc_do_set_base(struct drm_crtc *crtc,
        WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset);
        WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch);
 
-       if (!atomic && fb && fb != crtc->primary->fb) {
+       if (!atomic && fb && fb != crtc->primary->legacy.fb) {
                rbo = gem_to_radeon_bo(fb->obj[0]);
                r = radeon_bo_reserve(rbo, false);
                if (unlikely(r != 0))
@@ -575,7 +575,7 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, 
struct drm_display_mod
        struct drm_device *dev = crtc->dev;
        struct radeon_device *rdev = dev->dev_private;
        struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-       const struct drm_framebuffer *fb = crtc->primary->fb;
+       const struct drm_framebuffer *fb = crtc->primary->legacy.fb;
        struct drm_encoder *encoder;
        int format;
        int hsync_start;
@@ -1088,11 +1088,11 @@ static void radeon_crtc_commit(struct drm_crtc *crtc)
 static void radeon_crtc_disable(struct drm_crtc *crtc)
 {
        radeon_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
-       if (crtc->primary->fb) {
+       if (crtc->primary->legacy.fb) {
                int r;
                struct radeon_bo *rbo;
 
-               rbo = gem_to_radeon_bo(crtc->primary->fb->obj[0]);
+               rbo = gem_to_radeon_bo(crtc->primary->legacy.fb->obj[0]);
                r = radeon_bo_reserve(rbo, false);
                if (unlikely(r))
                        DRM_ERROR("failed to reserve rbo before unpin\n");
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 88c8e91ea651..335df822b330 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -119,7 +119,7 @@ void avivo_wait_for_vblank(struct radeon_device *rdev, int 
crtc)
 void rs600_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base, 
bool async)
 {
        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = radeon_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = radeon_crtc->base.primary->legacy.fb;
        u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
        int i;
 
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 7d4b0bf59109..4f3f19500adf 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -800,7 +800,7 @@ u32 rv770_get_xclk(struct radeon_device *rdev)
 void rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base, 
bool async)
 {
        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
-       struct drm_framebuffer *fb = radeon_crtc->base.primary->fb;
+       struct drm_framebuffer *fb = radeon_crtc->base.primary->legacy.fb;
        u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
        int i;
 
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c 
b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index f161f40d8ce4..14fce5c33e03 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1097,7 +1097,7 @@ static int vop_plane_atomic_async_check(struct drm_plane 
*plane,
                crtc_state = drm_atomic_get_existing_crtc_state(state,
                                                                
new_plane_state->crtc);
        else /* Special case for asynchronous cursor updates. */
-               crtc_state = plane->crtc->state;
+               crtc_state = plane->legacy.crtc->state;
 
        return drm_atomic_helper_check_plane_state(plane->state, crtc_state,
                                                   min_scale, max_scale,
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
index dd718c62ac31..a2d91ee4b40c 100644
--- a/include/drm/drm_plane.h
+++ b/include/drm/drm_plane.h
@@ -663,31 +663,33 @@ struct drm_plane {
        /** @modifier_count: Size of the array pointed at by @modifier_count. */
        unsigned int modifier_count;
 
-       /**
-        * @crtc:
-        *
-        * Currently bound CRTC, only meaningful for non-atomic drivers. For
-        * atomic drivers this is forced to be NULL, atomic drivers should
-        * instead check &drm_plane_state.crtc.
-        */
-       struct drm_crtc *crtc;
-
-       /**
-        * @fb:
-        *
-        * Currently bound framebuffer, only meaningful for non-atomic drivers.
-        * For atomic drivers this is forced to be NULL, atomic drivers should
-        * instead check &drm_plane_state.fb.
-        */
-       struct drm_framebuffer *fb;
-
-       /**
-        * @old_fb:
-        *
-        * Temporary tracking of the old fb while a modeset is ongoing. Only
-        * used by non-atomic drivers, forced to be NULL for atomic drivers.
-        */
-       struct drm_framebuffer *old_fb;
+       struct {
+               /**
+                * @crtc:
+                *
+                * Currently bound CRTC, only meaningful for non-atomic 
drivers. For
+                * atomic drivers this is forced to be NULL, atomic drivers 
should
+                * instead check &drm_plane_state.crtc.
+                */
+               struct drm_crtc *crtc;
+
+               /**
+                * @fb:
+                *
+                * Currently bound framebuffer, only meaningful for non-atomic 
drivers.
+                * For atomic drivers this is forced to be NULL, atomic drivers 
should
+                * instead check &drm_plane_state.fb.
+                */
+               struct drm_framebuffer *fb;
+
+               /**
+                * @old_fb:
+                *
+                * Temporary tracking of the old fb while a modeset is ongoing. 
Only
+                * used by non-atomic drivers, forced to be NULL for atomic 
drivers.
+                */
+               struct drm_framebuffer *old_fb;
+       } legacy;
 
        /** @funcs: plane control functions */
        const struct drm_plane_funcs *funcs;
-- 
2.45.2

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