diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_gart.c | 8 |
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index c5519ca4bbc4..4a8ac1cd6b4c 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -867,6 +867,8 @@ struct radeon_vm { struct radeon_fence *fence; /* last flush or NULL if we still need to flush */ struct radeon_fence *last_flush; + /* last use of vmid */ + struct radeon_fence *last_id_use; }; struct radeon_vm_manager { diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 96e440061bdb..0e9143bd35e3 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -713,7 +713,7 @@ struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev, unsigned i; /* check if the id is still valid */ - if (vm->fence && vm->fence == rdev->vm_manager.active[vm->id]) + if (vm->last_id_use && vm->last_id_use == rdev->vm_manager.active[vm->id]) return NULL; /* we definately need to flush */ @@ -769,6 +769,9 @@ void radeon_vm_fence(struct radeon_device *rdev, radeon_fence_unref(&vm->fence); vm->fence = radeon_fence_ref(fence); + + radeon_fence_unref(&vm->last_id_use); + vm->last_id_use = radeon_fence_ref(fence); } /** @@ -1303,6 +1306,8 @@ void radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm) { vm->id = 0; vm->fence = NULL; + vm->last_flush = NULL; + vm->last_id_use = NULL; mutex_init(&vm->mutex); INIT_LIST_HEAD(&vm->list); INIT_LIST_HEAD(&vm->va); @@ -1341,5 +1346,6 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm) } radeon_fence_unref(&vm->fence); radeon_fence_unref(&vm->last_flush); + radeon_fence_unref(&vm->last_id_use); mutex_unlock(&vm->mutex); } |