drm/radeon: stop re-reserving the BO in radeon_vm_bo_set_addr

That's useless when all callers drop the reservation
immediately after calling the function.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

3 files changed, 3 insertions, 5 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index c194497aa586..f752c7f56015 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -601,6 +601,7 @@ int radeon_gem_va_ioctl(struct drm_device *dev, void *data,
                 if (bo_va->it.start) {
                         args->operation = RADEON_VA_RESULT_VA_EXIST;
                         args->offset = bo_va->it.start * RADEON_GPU_PAGE_SIZE;
+                        radeon_bo_unreserve(rbo);
                         goto out;
                 }
                 r = radeon_vm_bo_set_addr(rdev, bo_va, args->offset, args->flags);
@@ -616,7 +617,6 @@ int radeon_gem_va_ioctl(struct drm_device *dev, void *data,
                 args->operation = RADEON_VA_RESULT_ERROR;
         }
 out:
-        radeon_bo_unreserve(rbo);
         drm_gem_object_unreference_unlocked(gobj);
         return r;
 }
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 6eb561d33eba..f4dd26ae33e5 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -628,8 +628,6 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
                                                   RADEON_VA_IB_OFFSET,
                                                   RADEON_VM_PAGE_READABLE |
                                                   RADEON_VM_PAGE_SNOOPED);
-
-                        radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
                         if (r) {
                                 radeon_vm_fini(rdev, vm);
                                 kfree(fpriv);
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index 9d0f87be6fa0..db0ed3af8e82 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -450,7 +450,7 @@ error:
  * Validate and set the offset requested within the vm address space.
  * Returns 0 for success, error for failure.
  *
- * Object has to be reserved!
+ * Object has to be reserved and gets unreserved by this function!
  */
 int radeon_vm_bo_set_addr(struct radeon_device *rdev,
                           struct radeon_bo_va *bo_va,
@@ -576,7 +576,7 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
         }
 
         mutex_unlock(&vm->mutex);
-        return radeon_bo_reserve(bo_va->bo, false);
+        return 0;
 }
 
 /**