From 620f9c5e302cdd015663aeb25f195ee122956bd1 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Thu, 29 Aug 2019 12:32:46 +0200
Subject: drm/virtio: simplify cursor updates
Git-commit: 620f9c5e302cdd015663aeb25f195ee122956bd1
Patch-mainline: v5.5-rc1
References: bsc#1152489
No need to do the reservation dance,
we can just wait on the fence directly.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20190829103301.3539-4-kraxel@redhat.com
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/virtio/virtgpu_plane.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
index fe5efb2de90d..f23622b12629 100644
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -201,7 +201,6 @@ static void virtio_gpu_cursor_plane_update(struct drm_plane *plane,
struct virtio_gpu_framebuffer *vgfb;
struct virtio_gpu_object *bo = NULL;
uint32_t handle;
- int ret = 0;
if (plane->state->crtc)
output = drm_crtc_to_virtio_gpu_output(plane->state->crtc);
@@ -225,15 +224,9 @@ static void virtio_gpu_cursor_plane_update(struct drm_plane *plane,
cpu_to_le32(plane->state->crtc_w),
cpu_to_le32(plane->state->crtc_h),
0, 0, vgfb->fence);
- ret = virtio_gpu_object_reserve(bo, false);
- if (!ret) {
- dma_resv_add_excl_fence(bo->tbo.base.resv,
- &vgfb->fence->f);
- dma_fence_put(&vgfb->fence->f);
- vgfb->fence = NULL;
- virtio_gpu_object_unreserve(bo);
- virtio_gpu_object_wait(bo, false);
- }
+ dma_fence_wait(&vgfb->fence->f, true);
+ dma_fence_put(&vgfb->fence->f);
+ vgfb->fence = NULL;
}
if (plane->state->fb != old_state->fb) {
--
2.28.0