[PATCH 2/7] drm/msm: Use drm_gem_fb_prepare_fb

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msm has switched over to drm_fb->obj[] a while ago already, so we can
just use the helper.

v2: Make it compile ... oops.

Cc: Eric Anholt <eric@xxxxxxxxxx>
Cc: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Cc: Rob Clark <robdclark@xxxxxxxxx>
Cc: Sean Paul <sean@xxxxxxxxxx>
Cc: Jeykumar Sankaran <jsanka@xxxxxxxxxxxxxx>
Cc: Jordan Crouse <jcrouse@xxxxxxxxxxxxxx>
Cc: Bruce Wang <bzwang@xxxxxxxxxxxx>
Cc: Fritz Koenig <frkoenig@xxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: linux-arm-msm@xxxxxxxxxxxxxxx
Cc: freedreno@xxxxxxxxxxxxxxxxxxxxx
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 8 ++------
 drivers/gpu/drm/msm/msm_atomic.c          | 8 ++------
 2 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 44a72da71482..cc08f4366bdd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -11,6 +11,7 @@
 #include <linux/dma-buf.h>
 
 #include <drm/drm_atomic_uapi.h>
+#include <drm/drm_gem_framebuffer_helper.h>
 
 #include "msm_drv.h"
 #include "dpu_kms.h"
@@ -763,8 +764,6 @@ static int dpu_plane_prepare_fb(struct drm_plane *plane,
 	struct dpu_plane *pdpu = to_dpu_plane(plane);
 	struct dpu_plane_state *pstate = to_dpu_plane_state(new_state);
 	struct dpu_hw_fmt_layout layout;
-	struct drm_gem_object *obj;
-	struct dma_fence *fence;
 	struct dpu_kms *kms = _dpu_plane_get_kms(&pdpu->base);
 	int ret;
 
@@ -781,10 +780,7 @@ static int dpu_plane_prepare_fb(struct drm_plane *plane,
 	 *       we can use msm_atomic_prepare_fb() instead of doing the
 	 *       implicit fence and fb prepare by hand here.
 	 */
-	obj = msm_framebuffer_bo(new_state->fb, 0);
-	fence = reservation_object_get_excl_rcu(obj->resv);
-	if (fence)
-		drm_atomic_set_fence_for_plane(new_state, fence);
+	drm_gem_fb_prepare_fb(plane, new_state);
 
 	if (pstate->aspace) {
 		ret = msm_framebuffer_prepare(new_state->fb,
diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c
index dd16babdd8c0..169d5f915e68 100644
--- a/drivers/gpu/drm/msm/msm_atomic.c
+++ b/drivers/gpu/drm/msm/msm_atomic.c
@@ -5,6 +5,7 @@
  */
 
 #include <drm/drm_atomic_uapi.h>
+#include <drm/drm_gem_framebuffer_helper.h>
 
 #include "msm_drv.h"
 #include "msm_gem.h"
@@ -37,16 +38,11 @@ int msm_atomic_prepare_fb(struct drm_plane *plane,
 {
 	struct msm_drm_private *priv = plane->dev->dev_private;
 	struct msm_kms *kms = priv->kms;
-	struct drm_gem_object *obj;
-	struct dma_fence *fence;
 
 	if (!new_state->fb)
 		return 0;
 
-	obj = msm_framebuffer_bo(new_state->fb, 0);
-	fence = reservation_object_get_excl_rcu(obj->resv);
-
-	drm_atomic_set_fence_for_plane(new_state, fence);
+	drm_gem_fb_prepare_fb(plane, new_state);
 
 	return msm_framebuffer_prepare(new_state->fb, kms->aspace);
 }
-- 
2.20.1




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