[PATCH] drm/i915: use the new masked bit macro some more

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I've missed this one.

v2: Chris Wilson noticed another register.

Signed-Off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/i915/i915_gem.c |    6 ++----
 drivers/gpu/drm/i915/i915_reg.h |    2 --
 drivers/gpu/drm/i915/intel_pm.c |    3 +--
 3 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0d53eac..220f481 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3721,10 +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);
+		if (!(I915_READ(MI_ARB_STATE) & MI_ARB_C3_LP_WRITE_ENABLE)) {
+			u32 tmp = _MASKED_BIT_ENABLE(MI_ARB_C3_LP_WRITE_ENABLE);
 			I915_WRITE(MI_ARB_STATE, tmp);
 		}
 	}
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index f1f4d8f..7bc407a 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -570,7 +570,6 @@
 #define LM_BURST_LENGTH     0x00000700
 #define LM_FIFO_WATERMARK   0x0000001F
 #define MI_ARB_STATE	0x020e4 /* 915+ only */
-#define   MI_ARB_MASK_SHIFT	  16	/* shift for enable bits */
 
 /* Make render/texture TLB fetches lower priorty than associated data
  *   fetches. This is not turned on by default
@@ -635,7 +634,6 @@
 #define   MI_ARB_DISPLAY_PRIORITY_B_A		(1 << 0)	/* display B > display A */
 
 #define CACHE_MODE_0	0x02120 /* 915+ only */
-#define   CM0_MASK_SHIFT          16
 #define   CM0_IZ_OPT_DISABLE      (1<<6)
 #define   CM0_ZR_OPT_DISABLE      (1<<5)
 #define	  CM0_STC_EVICT_DISABLE_LRA_SNB	(1<<5)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 0552058..e66330c 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2663,9 +2663,8 @@ static void gen6_init_clock_gating(struct drm_device *dev)
 	I915_WRITE(WM2_LP_ILK, 0);
 	I915_WRITE(WM1_LP_ILK, 0);
 
-	/* clear masked bit */
 	I915_WRITE(CACHE_MODE_0,
-		   CM0_STC_EVICT_DISABLE_LRA_SNB << CM0_MASK_SHIFT);
+		   _MASKED_BIT_DISABLE(CM0_STC_EVICT_DISABLE_LRA_SNB));
 
 	I915_WRITE(GEN6_UCGCTL1,
 		   I915_READ(GEN6_UCGCTL1) |
-- 
1.7.10



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