[PATCH 0/4] Add infrastructure needed for CRC support

[Haneen Mohammed]

This patchset add the necessary infrastructure needed later for CRC
support.

1. add functions to map buffers to kernel address space.
2. map/unmap buffers in the prepare/cleanup_fb hooks.
3. clip plane coordinates.
4. subclass CRTC state.

Note:
This patchset was built on top of the following patchset:
subject: [PATCH V2 0/5] drm/vkms: Updates to meet basic kms_flip requirements
link: https://lists.freedesktop.org/archives/dri-devel/2018-June/180823.html

Haneen Mohammed (4):
  drm/vkms: Add functions to map GEM backing storage
  drm/vkms: map/unmap buffers in [prepare/cleanup]_fb hooks
  drm/vkms: Add atomic_helper_check_plane_state
  drm/vkms: subclass CRTC state

 drivers/gpu/drm/vkms/vkms_crtc.c  | 55 ++++++++++++++++++++++++++--
 drivers/gpu/drm/vkms/vkms_drv.c   |  2 ++
 drivers/gpu/drm/vkms/vkms_drv.h   | 13 +++++++
 drivers/gpu/drm/vkms/vkms_gem.c   | 50 ++++++++++++++++++++++++++
 drivers/gpu/drm/vkms/vkms_plane.c | 59 +++++++++++++++++++++++++++++--
 5 files changed, 174 insertions(+), 5 deletions(-)

-- 
2.17.1