drm/i915: Re-enable RC6 for power-savings.

Let's see if we've successfully cleared up all the bugs from last
time...

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f2aa76b..3063edd 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5864,7 +5864,6 @@ void intel_init_clock_gating(struct drm_device *dev)
                                   _3D_CHICKEN2_WM_READ_PIPELINED << 16 |
                                   _3D_CHICKEN2_WM_READ_PIPELINED);
                }
-               return;
        } else if (IS_G4X(dev)) {
                uint32_t dspclk_gate;
                I915_WRITE(RENCLK_GATE_D1, 0);