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drm/i915: Use '1' instead of FORCEWAKE_KERNEL for ST force wake 

Use the number '1' instead of FORCEWAKE_KERNEL when requesting single
thread force wake since there is only one bit in the register. Using
the FORCEWAKE_KERNEL name might give someone the wrong impression.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2013-03-01 14:35:38 +02:00 committed by Daniel Vetter
parent 83983c8b51
commit 30771e1652
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_pm.c
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@ -4282,7 +4282,7 @@ static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");
I915_WRITE_NOTRACE(FORCEWAKE, FORCEWAKE_KERNEL);
I915_WRITE_NOTRACE(FORCEWAKE, 1);
POSTING_READ(ECOBUS); /* something from same cacheline, but !FORCEWAKE */
if (wait_for_atomic((I915_READ_NOTRACE(forcewake_ack) & 1),