[RFC PATCH] drm/i915: prev_deps() can be static

[kernel test robot <lkp@xxxxxxxxx>]

drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c:634:5: warning: symbol 'prev_deps' was not declared. Should it be static?

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: kernel test robot <lkp@xxxxxxxxx>
---
 i915_gem_ttm_move.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
index 09463874ef24e7..e2f679be4e4517 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
@@ -631,8 +631,8 @@ __i915_ttm_move(struct ttm_buffer_object *bo,
 	return fence;
 }
 
-int prev_deps(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx,
-	      struct i915_deps *deps)
+static int prev_deps(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx,
+		     struct i915_deps *deps)
 {
 	int ret;