diff options
| author | Maarten Lankhorst <m.b.lankhorst@gmail.com> | 2013-06-27 15:48:19 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-06-28 06:04:01 +0400 |
| commit | 5e338405119a80aa59e811626739122d1c15045d (patch) | |
| tree | 3474b9ab52408c78480a92a9d0c33626c61d7473 /drivers/gpu/drm/qxl | |
| parent | b580c9e2b7ba5030a795aa2fb73b796523d65a78 (diff) | |
| download | linux-5e338405119a80aa59e811626739122d1c15045d.tar.xz | |
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/qxl')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_object.h | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_object.h b/drivers/gpu/drm/qxl/qxl_object.h index b4fd89fbd8b7..ee7ad79ce781 100644 --- a/drivers/gpu/drm/qxl/qxl_object.h +++ b/drivers/gpu/drm/qxl/qxl_object.h @@ -57,11 +57,6 @@ static inline unsigned long qxl_bo_size(struct qxl_bo *bo) return bo->tbo.num_pages << PAGE_SHIFT; } -static inline bool qxl_bo_is_reserved(struct qxl_bo *bo) -{ - return !!atomic_read(&bo->tbo.reserved); -} - static inline u64 qxl_bo_mmap_offset(struct qxl_bo *bo) { return bo->tbo.addr_space_offset; |