Now that the core helpers support nonblocking atomic commits there's
no need to invent that wheel separately (instead of fixing the bug in
the atomic implementation of virtio, as it should have been done!).
Cc: Gerd Hoffmann <kra...@redhat.com>
Tested-by: Gerd Hoffmann <kra...@redhat.com>
Reviewed-by: Gerd Hoffmann <kra...@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
---
drivers/gpu/drm/virtio/virtgpu_display.c | 48 ++------------------------------
1 file changed, 2 insertions(+), 46 deletions(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_display.c
b/drivers/gpu/drm/virtio/virtgpu_display.c
index d4305da88f44..325c6f73814b 100644
--- a/drivers/gpu/drm/virtio/virtgpu_display.c
+++ b/drivers/gpu/drm/virtio/virtgpu_display.c
@@ -118,58 +118,13 @@ static int virtio_gpu_crtc_cursor_move(struct drm_crtc
*crtc,
return 0;
}
-static int virtio_gpu_page_flip(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_pending_vblank_event *event,
- uint32_t flags)
-{
- struct virtio_gpu_device *vgdev = crtc->dev->dev_private;
- struct virtio_gpu_output *output =
- container_of(crtc, struct virtio_gpu_output, crtc);
- struct drm_plane *plane = crtc->primary;
- struct virtio_gpu_framebuffer *vgfb;
- struct virtio_gpu_object *bo;
- unsigned long irqflags;
- uint32_t handle;
-
- plane->fb = fb;
- vgfb = to_virtio_gpu_framebuffer(plane->fb);
- bo = gem_to_virtio_gpu_obj(vgfb->obj);
- handle = bo->hw_res_handle;
-
- DRM_DEBUG("handle 0x%x%s, crtc %dx%d\n", handle,
- bo->dumb ? ", dumb" : "",
- crtc->mode.hdisplay, crtc->mode.vdisplay);
- if (bo->dumb) {
- virtio_gpu_cmd_transfer_to_host_2d
- (vgdev, handle, 0,
- cpu_to_le32(crtc->mode.hdisplay),
- cpu_to_le32(crtc->mode.vdisplay),
- 0, 0, NULL);
- }
- virtio_gpu_cmd_set_scanout(vgdev, output->index, handle,
- crtc->mode.hdisplay,
- crtc->mode.vdisplay, 0, 0);
- virtio_gpu_cmd_resource_flush(vgdev, handle, 0, 0,
- crtc->mode.hdisplay,
- crtc->mode.vdisplay);
-
- if (event) {
- spin_lock_irqsave(&crtc->dev->event_lock, irqflags);
- drm_send_vblank_event(crtc->dev, -1, event);
- spin_unlock_irqrestore(&crtc->dev->event_lock, irqflags);
- }
-
- return 0;
-}
-
static const struct drm_crtc_funcs virtio_gpu_crtc_funcs = {
.cursor_set2 = virtio_gpu_crtc_cursor_set,
.cursor_move = virtio_gpu_crtc_cursor_move,
.set_config = drm_atomic_helper_set_config,
.destroy = drm_crtc_cleanup,
- .page_flip = virtio_gpu_page_flip,
+ .page_flip = drm_atomic_helper_page_flip,
.reset = drm_atomic_helper_crtc_reset,
.atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
.atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
@@ -267,6 +222,7 @@ static void virtio_gpu_crtc_atomic_flush(struct drm_crtc
*crtc,
spin_lock_irqsave(&crtc->dev->event_lock, flags);
if (crtc->state->event)
drm_crtc_send_vblank_event(crtc, crtc->state->event);
+ crtc->state->event = NULL;
spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
}
--
2.8.1
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