diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2019-12-12 13:53:44 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-12-16 12:39:50 +0100 |
| commit | 3954ff10e06e4fbc548fc02ff1fcaaac3228fed5 (patch) | |
| tree | de77092b935b4e2a00040b2d5dea3e8e766203d0 /drivers/gpu/drm/virtio/virtgpu_plane.c | |
| parent | 4ad7056a4014e1cbc77f7b0361398fa26d2817b1 (diff) | |
| download | linux-3954ff10e06e4fbc548fc02ff1fcaaac3228fed5.tar.gz linux-3954ff10e06e4fbc548fc02ff1fcaaac3228fed5.tar.bz2 linux-3954ff10e06e4fbc548fc02ff1fcaaac3228fed5.zip | |
drm/virtio: skip set_scanout if framebuffer didn't change
v2: also check src rect (Chia-I Wu).
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20191212125346.8334-2-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_plane.c')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_plane.c | 35 |
1 files changed, 21 insertions, 14 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c index 947e65b51555..32de6bd9893a 100644 --- a/drivers/gpu/drm/virtio/virtgpu_plane.c +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c @@ -151,20 +151,27 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane, if (bo->dumb) virtio_gpu_update_dumb_bo(vgdev, bo, plane->state); - DRM_DEBUG("handle 0x%x, crtc %dx%d+%d+%d, src %dx%d+%d+%d\n", - bo->hw_res_handle, - plane->state->crtc_w, plane->state->crtc_h, - plane->state->crtc_x, plane->state->crtc_y, - plane->state->src_w >> 16, - plane->state->src_h >> 16, - plane->state->src_x >> 16, - plane->state->src_y >> 16); - virtio_gpu_cmd_set_scanout(vgdev, output->index, - bo->hw_res_handle, - plane->state->src_w >> 16, - plane->state->src_h >> 16, - plane->state->src_x >> 16, - plane->state->src_y >> 16); + if (plane->state->fb != old_state->fb || + plane->state->src_w != old_state->src_w || + plane->state->src_h != old_state->src_h || + plane->state->src_x != old_state->src_x || + plane->state->src_y != old_state->src_y) { + DRM_DEBUG("handle 0x%x, crtc %dx%d+%d+%d, src %dx%d+%d+%d\n", + bo->hw_res_handle, + plane->state->crtc_w, plane->state->crtc_h, + plane->state->crtc_x, plane->state->crtc_y, + plane->state->src_w >> 16, + plane->state->src_h >> 16, + plane->state->src_x >> 16, + plane->state->src_y >> 16); + virtio_gpu_cmd_set_scanout(vgdev, output->index, + bo->hw_res_handle, + plane->state->src_w >> 16, + plane->state->src_h >> 16, + plane->state->src_x >> 16, + plane->state->src_y >> 16); + } + virtio_gpu_cmd_resource_flush(vgdev, bo->hw_res_handle, plane->state->src_x >> 16, plane->state->src_y >> 16, |