Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit de076046 authored by Jesse Barnes's avatar Jesse Barnes Committed by Daniel Vetter
Browse files

drm/i915/vlv: drop power well enable in uncore_sanitize 



We do this at runtime and later on now.

Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 57021059

drivers/gpu/drm/i915/intel_uncore.c

+0 −18
Original line number Diff line number Diff line
@@ -391,26 +391,8 @@ 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);



	}

}



/*