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(parent: f492283) | patch
drm/virtio: support mapping exported vram
authorDavid Stevens <stevensd@chromium.org>
Fri, 13 Aug 2021 00:54:41 +0000 (09:54 +0900)
committerGerd Hoffmann <kraxel@redhat.com>
Mon, 16 Aug 2021 12:09:40 +0000 (14:09 +0200)
commitea5ea3d8a117517a75c2af30faa399671444a1ea
tree1bbca8681e58404ba3f066e8d3218d2b42699b48tree | snapshot
parentf492283b157053e9555787262f058ae33096f568commit | diff
drm/virtio: support mapping exported vram

Implement virtgpu specific map_dma_buf callback to support mapping
exported vram object dma-bufs. The dma-buf callback is used directly, as
vram objects don't have backing pages and thus can't implement the
drm_gem_object_funcs.get_sg_table callback.

Signed-off-by: David Stevens <stevensd@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20210813005441.608293-1-stevensd@chromium.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
drivers/gpu/drm/virtio/virtgpu_drv.h diff | blob | history
drivers/gpu/drm/virtio/virtgpu_prime.c diff | blob | history
drivers/gpu/drm/virtio/virtgpu_vram.c diff | blob | history
Domain: System / Kernel;