According to SNB GT PM Programming Guide page 8 RP_CONTROL (A024) must be
set according this:
* bits [10:9] = 01 - Use Normal or Video Turbo frequency req.
* bits [2:0] = 010 - Down=Busy Min Average (EI)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi at gmail.com>
---
drivers/gpu/drm/i915/intel_pm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index e3ba13d..d88e58c 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2634,11 +2634,11 @@ static void gen6_enable_rps(struct drm_device *dev)
I915_WRITE(GEN6_RP_IDLE_HYSTERSIS, 10);
I915_WRITE(GEN6_RP_CONTROL,
GEN6_RP_MEDIA_TURBO |
- GEN6_RP_MEDIA_HW_NORMAL_MODE |
+ GEN6_RP_MEDIA_HW_MODE |
GEN6_RP_MEDIA_IS_GFX |
GEN6_RP_ENABLE |
GEN6_RP_UP_BUSY_AVG |
- (IS_HASWELL(dev) ? GEN7_RP_DOWN_IDLE_AVG : GEN6_RP_DOWN_IDLE_CONT));
+ GEN7_RP_DOWN_IDLE_AVG);
ret = sandybridge_pcode_write(dev_priv, GEN6_PCODE_WRITE_MIN_FREQ_TABLE, 0);
if (!ret && (IS_GEN6(dev) || IS_IVYBRIDGE(dev))) {
--
1.8.1.4
