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(parent: 459b279) | patch
drm/virtio: add dma sync for dma mapped virtio gpu framebuffer pages
authorJiandi An <jiandi.an@amd.com>
Wed, 19 Sep 2018 07:09:53 +0000 (07:09 +0000)
committerGerd Hoffmann <kraxel@redhat.com>
Wed, 19 Sep 2018 11:33:06 +0000 (13:33 +0200)
commit36286791103aa68e937cb1f3ca3fa8849c1aa053
treea7c73784d3c2f6782bd0d41f86468795960cb49ftree | snapshot
parent459b2791916cd387f68619b6beb18c55840f31b7commit | diff
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>
drivers/gpu/drm/virtio/virtgpu_drv.h diff | blob | history
drivers/gpu/drm/virtio/virtgpu_fb.c diff | blob | history
drivers/gpu/drm/virtio/virtgpu_vq.c diff | blob | history
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