kernel/linux.git/drivers/gpu/drm/virtio/virtgpu_ioctl.c, branch v4.4.197

drm/virtio: Add memory barriers for capset cache.

2019-08-04T07:34:56+00:00

[ Upstream commit 9ff3a5c88e1f1ab17a31402b96d45abe14aab9d7 ] After data is copied to the cache entry, atomic_set is used indicate that the data is the entry is valid without appropriate memory barriers. Similarly the read side was missing the corresponding memory barriers. Signed-off-by: David Riley Link: http://patchwork.freedesktop.org/patch/msgid/20190610211810.253227-5-davidriley@chromium.org Signed-off-by: Gerd Hoffmann Signed-off-by: Sasha Levin

virtio-gpu: fix ioctl and expose the fixed status to userspace.

2018-05-30T05:49:02+00:00

[ Upstream commit 9a191b114906457c4b2494c474f58ae4142d4e67 ] This exposes to mesa that it can use the fixed ioctl for querying later cap sets, cap set 1 is forever frozen in time. Signed-off-by: Dave Airlie Link: http://patchwork.freedesktop.org/patch/msgid/20180221015003.22884-1-airlied@gmail.com Signed-off-by: Gerd Hoffmann Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman

virtio-gpu: mark as a render gpu

2015-10-16T08:44:03+00:00

Also add DRM_RENDER_ALLOW to the ioctls. Signed-off-by: Gerd Hoffmann

virtio-gpu: add 3d/virgl support

2015-10-16T08:44:02+00:00

Add the bits needed for opengl rendering support: query capabilities, new virtio commands, drm ioctls. Signed-off-by: Dave Airlie Signed-off-by: Gerd Hoffmann