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-rw-r--r--drivers/gpu/drm/i915/i915_reg.h4
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c5
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 33bb4750516a..c15cc749ca2c 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4729,6 +4729,10 @@
GEN6_PM_RP_DOWN_TIMEOUT)
#define GEN6_GT_GFX_RC6_LOCKED 0x138104
+#define VLV_COUNTER_CONTROL 0x138104
+#define VLV_COUNT_RANGE_HIGH (1<<15)
+#define VLV_MEDIA_RC6_COUNT_EN (1<<1)
+#define VLV_RENDER_RC6_COUNT_EN (1<<0)
#define GEN6_GT_GFX_RC6 0x138108
#define GEN6_GT_GFX_RC6p 0x13810C
#define GEN6_GT_GFX_RC6pp 0x138110
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 2ac1c2fd58bb..102fc498a12f 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3837,7 +3837,10 @@ static void valleyview_enable_rps(struct drm_device *dev)
I915_WRITE(GEN6_RC6_THRESHOLD, 0xc350);
/* allows RC6 residency counter to work */
- I915_WRITE(0x138104, _MASKED_BIT_ENABLE(0x3));
+ I915_WRITE(VLV_COUNTER_CONTROL,
+ _MASKED_BIT_ENABLE(VLV_COUNT_RANGE_HIGH |
+ VLV_MEDIA_RC6_COUNT_EN |
+ VLV_RENDER_RC6_COUNT_EN));
if (intel_enable_rc6(dev) & INTEL_RC6_ENABLE)
rc6_mode = GEN7_RC_CTL_TO_MODE;
I915_WRITE(GEN6_RC_CONTROL, rc6_mode);