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author | Maarten Lankhorst <m.b.lankhorst@gmail.com> | 2013-06-27 13:48:19 +0200 |
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committer | Dave Airlie <airlied@redhat.com> | 2013-06-28 12:04:01 +1000 |
commit | 5e338405119a80aa59e811626739122d1c15045d (patch) | |
tree | 3474b9ab52408c78480a92a9d0c33626c61d7473 /drivers/gpu/drm/i915 | |
parent | b580c9e2b7ba5030a795aa2fb73b796523d65a78 (diff) | |
download | linux-5e338405119a80aa59e811626739122d1c15045d.tar.gz linux-5e338405119a80aa59e811626739122d1c15045d.tar.bz2 linux-5e338405119a80aa59e811626739122d1c15045d.zip |
drm/ttm: convert to the reservation api
Now that the code is compatible in semantics, flip the switch.
Use ww_mutex instead of the homegrown implementation.
ww_mutex uses -EDEADLK to signal that the caller has to back off,
and -EALREADY to indicate this buffer is already held by the caller.
ttm used -EAGAIN and -EDEADLK for those, respectively. So some changes
were needed to handle this correctly.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/i915')
0 files changed, 0 insertions, 0 deletions