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| author | Jiandi An <jiandi.an@amd.com> | 2018-09-19 07:09:53 +0000 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2018-09-19 13:33:06 +0200 |
| commit | 8f44ca223345a7d02e18ed4e70ff95178434e137 (patch) | |
| tree | a7c73784d3c2f6782bd0d41f86468795960cb49f /drivers/gpu/drm/virtio/virtgpu_drv.h | |
| parent | 3536faefc03d48e97891ed7fc542ff85ce00a4e1 (diff) | |
| download | linux-8f44ca223345a7d02e18ed4e70ff95178434e137.tar.gz linux-8f44ca223345a7d02e18ed4e70ff95178434e137.tar.bz2 linux-8f44ca223345a7d02e18ed4e70ff95178434e137.zip | |
drm/virtio: add dma sync for dma mapped virtio gpu framebuffer pages
With virtio gpu ttm-pages being dma mapped, dma sync is needed when
swiotlb is used as bounce buffers, before TRANSFER_TO_HOST_2D/3D
commands are sent.
Signed-off-by: Jiandi An <jiandi.an@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20180919070931.91168-1-jiandi.an@amd.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_drv.h')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_drv.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index f8f4a40dd1b8..a2d79e18bda7 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -36,6 +36,7 @@ #include <drm/drm_atomic.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_encoder.h> +#include <drm/drm_fb_helper.h> #include <drm/ttm/ttm_bo_api.h> #include <drm/ttm/ttm_bo_driver.h> #include <drm/ttm/ttm_placement.h> @@ -133,6 +134,13 @@ struct virtio_gpu_framebuffer { #define to_virtio_gpu_framebuffer(x) \ container_of(x, struct virtio_gpu_framebuffer, base) +struct virtio_gpu_fbdev { + struct drm_fb_helper helper; + struct virtio_gpu_framebuffer vgfb; + struct virtio_gpu_device *vgdev; + struct delayed_work work; +}; + struct virtio_gpu_mman { struct ttm_bo_global_ref bo_global_ref; struct drm_global_reference mem_global_ref; |