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| author | Dave Airlie <airlied@redhat.com> | 2009-08-16 21:05:45 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-08-17 12:28:56 +1000 |
| commit | cefb87efc9aa0288849149484870d5ab989fbd59 (patch) | |
| tree | 0df20514740f6a816da3700989183bb253ada0c1 /drivers/gpu/drm/radeon/radeon_object.c | |
| parent | de1b28989edff519d0548ebaa3f94fd3d1524cf2 (diff) | |
| download | blackbird-op-linux-cefb87efc9aa0288849149484870d5ab989fbd59.tar.gz blackbird-op-linux-cefb87efc9aa0288849149484870d5ab989fbd59.zip | |
drm/radeon/kms: implement bo busy check + current domain
This implements the busy ioctl along with a current domain check.
returns 0 or -EBUSY
puts the current domain no matter what the answer.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index e98cae3bf4a6..b85fb83d7ae8 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -316,6 +316,25 @@ int radeon_object_wait(struct radeon_object *robj) return r; } +int radeon_object_busy_domain(struct radeon_object *robj, uint32_t *cur_placement) +{ + int r = 0; + + r = radeon_object_reserve(robj, true); + if (unlikely(r != 0)) { + DRM_ERROR("radeon: failed to reserve object for waiting.\n"); + return r; + } + spin_lock(&robj->tobj.lock); + *cur_placement = robj->tobj.mem.mem_type; + if (robj->tobj.sync_obj) { + r = ttm_bo_wait(&robj->tobj, true, true, true); + } + spin_unlock(&robj->tobj.lock); + radeon_object_unreserve(robj); + return r; +} + int radeon_object_evict_vram(struct radeon_device *rdev) { if (rdev->flags & RADEON_IS_IGP) { |
