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drm/i915: fix rc6 enabling around suspend/resume

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Enabling RC6 implies setting a graphics context.  Make sure we do that
only after the ring has been enabled, otherwise our ring commands will
hang.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Jesse Barnes
2011-01-05 12:01:25 -08:00
committed by Chris Wilson
parent 88271da3f3
commit 1daed3fb83
2 changed files with 3 additions and 3 deletions
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3
drivers/gpu/drm/i915/i915_drv.c
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@@ -357,6 +357,9 @@ static int i915_drm_thaw(struct drm_device *dev)
drm_helper_resume_force_mode(dev); drm_helper_resume_force_mode(dev);
} }
/* Clock gating state */
intel_enable_clock_gating(dev);
intel_opregion_init(dev); intel_opregion_init(dev);
dev_priv->modeset_on_lid = 0; dev_priv->modeset_on_lid = 0;

3
drivers/gpu/drm/i915/i915_suspend.c
View File

@@ -868,9 +868,6 @@ int i915_restore_state(struct drm_device *dev)
I915_WRITE (IMR, dev_priv->saveIMR); I915_WRITE (IMR, dev_priv->saveIMR);
} }
/* Clock gating state */
intel_enable_clock_gating(dev);
if (IS_IRONLAKE_M(dev)) { if (IS_IRONLAKE_M(dev)) {
ironlake_enable_drps(dev); ironlake_enable_drps(dev);
intel_init_emon(dev); intel_init_emon(dev);