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drm/i915: don't unlock panel regs 

This was just a workaround for some broken Ironlake CRTC code.

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 2010-09-10 10:46:45 -07:00 committed by Chris Wilson
parent 0b8765c6e7
commit 4d12fe0b48
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_dp.c
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@ -781,7 +781,7 @@ static bool ironlake_edp_panel_on (struct drm_device *dev)
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
pp |= PANEL_UNLOCK_REGS | POWER_TARGET_ON;
pp |= POWER_TARGET_ON;
I915_WRITE(PCH_PP_CONTROL, pp);
if (wait_for(I915_READ(PCH_PP_STATUS) & PP_ON, 5000))