[PATCH] drm/amd/display: Drop our own page_flip_helper

[Harry Wentland]

No longer needed since Andrey's fix made it upstream into
drm_atomic_helper_page_flip

Signed-off-by: Harry Wentland <harry.wentland at amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 60 +----------------------
 1 file changed, 1 insertion(+), 59 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index e337b18e455d..3927a6e73084 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2338,64 +2338,6 @@ void amdgpu_dm_crtc_destroy(struct drm_crtc *crtc)
 	kfree(crtc);
 }
 
-static int amdgpu_atomic_helper_page_flip(struct drm_crtc *crtc,
-				struct drm_framebuffer *fb,
-				struct drm_pending_vblank_event *event,
-				uint32_t flags,
-				struct drm_modeset_acquire_ctx *ctx)
-{
-	struct drm_plane *plane = crtc->primary;
-	struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);
-	struct drm_atomic_state *state;
-	struct drm_plane_state *plane_state;
-	struct drm_crtc_state *crtc_state;
-	int ret = 0;
-
-	state = drm_atomic_state_alloc(plane->dev);
-	if (!state)
-		return -ENOMEM;
-
-	state->acquire_ctx = ctx;
-
-	crtc_state = drm_atomic_get_crtc_state(state, crtc);
-	if (IS_ERR(crtc_state)) {
-		ret = PTR_ERR(crtc_state);
-		goto fail;
-	}
-	crtc_state->event = event;
-
-	plane_state = drm_atomic_get_plane_state(state, plane);
-	if (IS_ERR(plane_state)) {
-		ret = PTR_ERR(plane_state);
-		goto fail;
-	}
-
-	ret = drm_atomic_set_crtc_for_plane(plane_state, crtc);
-	if (ret != 0)
-		goto fail;
-	drm_atomic_set_fb_for_plane(plane_state, fb);
-
-	/* Make sure we don't accidentally do a full modeset. */
-	state->allow_modeset = false;
-	if (!crtc_state->active) {
-		DRM_DEBUG_ATOMIC("[CRTC:%d] disabled, rejecting legacy flip\n",
-				 crtc->base.id);
-		ret = -EINVAL;
-		goto fail;
-	}
-	acrtc->flip_flags = flags;
-	ret = drm_atomic_nonblocking_commit(state);
-	if (ret != 0)
-		goto fail;
-
-	/* Driver takes ownership of state on successful async commit. */
-	return 0;
-fail:
-	drm_atomic_state_put(state);
-
-	return ret;
-}
-
 static void dm_crtc_destroy_state(struct drm_crtc *crtc,
 					   struct drm_crtc_state *state)
 {
@@ -2459,7 +2401,7 @@ static const struct drm_crtc_funcs amdgpu_dm_crtc_funcs = {
 	.gamma_set = drm_atomic_helper_legacy_gamma_set,
 	.set_config = drm_atomic_helper_set_config,
 	.set_property = drm_atomic_helper_crtc_set_property,
-	.page_flip = amdgpu_atomic_helper_page_flip,
+	.page_flip = drm_atomic_helper_page_flip,
 	.atomic_duplicate_state = dm_crtc_duplicate_state,
 	.atomic_destroy_state = dm_crtc_destroy_state,
 };
-- 
2.11.0