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drm/vc4: Use drm_gem_fb_prepare_fb

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vc4 has switched to using drm_fb->obj[], so we can just use the helper
unchanged.

v2: Make it compile ... oops.

Cc: Eric Anholt <eric@anholt.net>
Cc: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20190625204208.5614-4-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2019-06-25 22:42:04 +02:00
parent e78ad76541
commit 66ab700506
1 changed files with 2 additions and 3 deletions
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5
drivers/gpu/drm/vc4/vc4_plane.c
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@ -23,6 +23,7 @@
#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_plane_helper.h>
#include <drm/drm_atomic_uapi.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include "uapi/drm/vc4_drm.h"
#include "vc4_drv.h"
@ -1126,7 +1127,6 @@ static int vc4_prepare_fb(struct drm_plane *plane,
struct drm_plane_state *state)
{
struct vc4_bo *bo;
struct dma_fence *fence;
int ret;
if (!state->fb)
@ -1134,8 +1134,7 @@ static int vc4_prepare_fb(struct drm_plane *plane,
bo = to_vc4_bo(&drm_fb_cma_get_gem_obj(state->fb, 0)->base);
fence = reservation_object_get_excl_rcu(bo->base.base.resv);
drm_atomic_set_fence_for_plane(state, fence);
drm_gem_fb_prepare_fb(plane, state);
if (plane->state->fb == state->fb)
return 0;