[Intel-gfx] [PATCH 2/6] drm/i915/vlv: drop power well enable in uncore_sanitize

Jesse Barnes jbarnes at virtuousgeek.org
Fri May 23 22:16:41 CEST 2014


We do this at runtime and later on now.

Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
---
 drivers/gpu/drm/i915/intel_uncore.c | 18 ------------------
 1 file changed, 18 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index 27fe2df..bcd6945 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -393,26 +393,8 @@ void intel_uncore_early_sanitize(struct drm_device *dev)
 
 void intel_uncore_sanitize(struct drm_device *dev)
 {
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	u32 reg_val;
-
 	/* BIOS often leaves RC6 enabled, but disable it for hw init */
 	intel_disable_gt_powersave(dev);
-
-	/* Turn off power gate, require especially for the BIOS less system */
-	if (IS_VALLEYVIEW(dev)) {
-
-		mutex_lock(&dev_priv->rps.hw_lock);
-		reg_val = vlv_punit_read(dev_priv, PUNIT_REG_PWRGT_STATUS);
-
-		if (reg_val & (PUNIT_PWRGT_PWR_GATE(PUNIT_POWER_WELL_RENDER) |
-			       PUNIT_PWRGT_PWR_GATE(PUNIT_POWER_WELL_MEDIA) |
-			       PUNIT_PWRGT_PWR_GATE(PUNIT_POWER_WELL_DISP2D)))
-			vlv_punit_write(dev_priv, PUNIT_REG_PWRGT_CTRL, 0x0);
-
-		mutex_unlock(&dev_priv->rps.hw_lock);
-
-	}
 }
 
 /*
-- 
1.8.4.2




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