1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0d53eacd293f..b46a3fd17746 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3721,12 +3721,8 @@ i915_gem_load(struct drm_device *dev)
 
         /* On GEN3 we really need to make sure the ARB C3 LP bit is set */
         if (IS_GEN3(dev)) {
-                u32 tmp = I915_READ(MI_ARB_STATE);
-                if (!(tmp & MI_ARB_C3_LP_WRITE_ENABLE)) {
-                        /* arb state is a masked write, so set bit + bit in mask */
-                        tmp = MI_ARB_C3_LP_WRITE_ENABLE | (MI_ARB_C3_LP_WRITE_ENABLE << MI_ARB_MASK_SHIFT);
-                        I915_WRITE(MI_ARB_STATE, tmp);
-                }
+                I915_WRITE(MI_ARB_STATE,
+                           _MASKED_BIT_ENABLE(MI_ARB_C3_LP_WRITE_ENABLE));
         }
 
         dev_priv->relative_constants_mode = I915_EXEC_CONSTANTS_REL_GENERAL;