Merge branch 'for-5.10-drm-sg-fix' of https://github.com/mszyprow/linux into drm...

Please pull a set of fixes for various DRM drivers that finally resolve
incorrect usage of the scatterlists (struct sg_table nents and orig_nents
entries), what causes issues when IOMMU is used.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200910080505.24456-1-m.szyprowski@samsung.com

diff --cc drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
Simple merge

diff --cc drivers/gpu/drm/virtio/virtgpu_object.c
Simple merge

diff --cc drivers/gpu/drm/virtio/virtgpu_vq.c
Simple merge

diff --cc drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
Simple merge

diff --cc drivers/gpu/drm/xen/xen_drm_front_gem.c
Simple merge