tree 698c399d22524b5ec018af82c89d6c5c8ff422a3
parent 4d93914ae3db4a897ead4b1e33eca7cdfff4c6f7
author Dave Airlie <airlied@redhat.com> 1337352033 +0100
committer Dave Airlie <airlied@redhat.com> 1337766357 +0100

drm/prime: introduce sg->pages/addr arrays helper

the ttm drivers need this currently, in order to get fault handling
working and efficient.

It also allows addrs to be NULL for devices like udl.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>