diff options
author | Gerd Hoffmann <kraxel@redhat.com> | 2019-12-12 15:53:46 +0300 |
---|---|---|
committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-12-16 14:39:50 +0300 |
commit | c096761718de0a6ac3205d80b12292c943235c4b (patch) | |
tree | 5f80366b3cd95381f288611626686e92efda67a5 /drivers/gpu/drm/virtio | |
parent | 7082e7a438db2abf13e4e1fa904875034de88b6b (diff) | |
download | linux-c096761718de0a6ac3205d80b12292c943235c4b.tar.xz |
drm/virtio: use damage info for display updates.
v2: remove shift by src_{x,y}, drm_atomic_helper_damage_merged()
handles that for us (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/20191212125346.8334-4-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/virtio')
-rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_plane.c | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c index 930860906536..ac42c84d2d7f 100644 --- a/drivers/gpu/drm/virtio/virtgpu_plane.c +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c @@ -24,6 +24,7 @@ */ #include <drm/drm_atomic_helper.h> +#include <drm/drm_damage_helper.h> #include <drm/drm_fourcc.h> #include <drm/drm_plane_helper.h> @@ -103,22 +104,26 @@ static int virtio_gpu_plane_atomic_check(struct drm_plane *plane, } static void virtio_gpu_update_dumb_bo(struct virtio_gpu_device *vgdev, - struct virtio_gpu_object *bo, - struct drm_plane_state *state) + struct drm_plane_state *state, + struct drm_rect *rect) { + struct virtio_gpu_object *bo = + gem_to_virtio_gpu_obj(state->fb->obj[0]); struct virtio_gpu_object_array *objs; + uint32_t w = rect->x2 - rect->x1; + uint32_t h = rect->y2 - rect->y1; + uint32_t x = rect->x1; + uint32_t y = rect->y1; + uint32_t off = x * state->fb->format->cpp[0] + + y * state->fb->pitches[0]; objs = virtio_gpu_array_alloc(1); if (!objs) return; virtio_gpu_array_add_obj(objs, &bo->base.base); - virtio_gpu_cmd_transfer_to_host_2d - (vgdev, 0, - state->src_w >> 16, - state->src_h >> 16, - state->src_x >> 16, - state->src_y >> 16, - objs, NULL); + + virtio_gpu_cmd_transfer_to_host_2d(vgdev, off, w, h, x, y, + objs, NULL); } static void virtio_gpu_primary_plane_update(struct drm_plane *plane, @@ -127,8 +132,8 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane, struct drm_device *dev = plane->dev; struct virtio_gpu_device *vgdev = dev->dev_private; struct virtio_gpu_output *output = NULL; - struct virtio_gpu_framebuffer *vgfb; struct virtio_gpu_object *bo; + struct drm_rect rect; if (plane->state->crtc) output = drm_crtc_to_virtio_gpu_output(plane->state->crtc); @@ -146,12 +151,14 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane, return; } + if (!drm_atomic_helper_damage_merged(old_state, plane->state, &rect)) + return; + virtio_gpu_disable_notify(vgdev); - vgfb = to_virtio_gpu_framebuffer(plane->state->fb); - bo = gem_to_virtio_gpu_obj(vgfb->base.obj[0]); + bo = gem_to_virtio_gpu_obj(plane->state->fb->obj[0]); if (bo->dumb) - virtio_gpu_update_dumb_bo(vgdev, bo, plane->state); + virtio_gpu_update_dumb_bo(vgdev, plane->state, &rect); if (plane->state->fb != old_state->fb || plane->state->src_w != old_state->src_w || @@ -175,10 +182,10 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane, } virtio_gpu_cmd_resource_flush(vgdev, bo->hw_res_handle, - plane->state->src_x >> 16, - plane->state->src_y >> 16, - plane->state->src_w >> 16, - plane->state->src_h >> 16); + rect.x1, + rect.y1, + rect.x2 - rect.x1, + rect.y2 - rect.y1); virtio_gpu_enable_notify(vgdev); } |