diff options
| author | Chunming Zhou <david1.zhou@amd.com> | 2015-08-24 16:59:54 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-09-02 12:05:08 -0400 |
| commit | 423a9480add9d9afba035d3c2617034d5f766065 (patch) | |
| tree | bd7330e4ebbf786cf96802df3cbd04528fa7297f /drivers/gpu | |
| parent | e39daf2c63518a8ce92e3ad5caa04097524b3585 (diff) | |
drm/amdgpu: re-work sync_resv
sync_resv is to handle both amdgpu_fence and sched_fence.
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c index 69b7d4540c6e..068aeaff7183 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c @@ -142,6 +142,18 @@ int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, return 0; } +static void *amdgpu_sync_get_owner(struct fence *f) +{ + struct amdgpu_fence *a_fence = to_amdgpu_fence(f); + struct amd_sched_fence *s_fence = to_amd_sched_fence(f); + + if (s_fence) + return s_fence->owner; + else if (a_fence) + return a_fence->owner; + return AMDGPU_FENCE_OWNER_UNDEFINED; +} + /** * amdgpu_sync_resv - use the semaphores to sync to a reservation object * @@ -158,7 +170,7 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, { struct reservation_object_list *flist; struct fence *f; - struct amdgpu_fence *fence; + void *fence_owner; unsigned i; int r = 0; @@ -176,22 +188,22 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, for (i = 0; i < flist->shared_count; ++i) { f = rcu_dereference_protected(flist->shared[i], reservation_object_held(resv)); - fence = f ? to_amdgpu_fence(f) : NULL; - if (fence && fence->ring->adev == adev) { + if (amdgpu_sync_same_dev(adev, f)) { /* VM updates are only interesting * for other VM updates and moves. */ + fence_owner = amdgpu_sync_get_owner(f); if ((owner != AMDGPU_FENCE_OWNER_MOVE) && - (fence->owner != AMDGPU_FENCE_OWNER_MOVE) && + (fence_owner != AMDGPU_FENCE_OWNER_MOVE) && ((owner == AMDGPU_FENCE_OWNER_VM) != - (fence->owner == AMDGPU_FENCE_OWNER_VM))) + (fence_owner == AMDGPU_FENCE_OWNER_VM))) continue; /* Ignore fence from the same owner as * long as it isn't undefined. */ if (owner != AMDGPU_FENCE_OWNER_UNDEFINED && - fence->owner == owner) + fence_owner == owner) continue; } |