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drm/i915: We implement WaFbcDisableDpfcClockGating on ilk
authorDamien Lespiau <damien.lespiau@intel.com>
Fri, 7 Jun 2013 16:41:09 +0000 (17:41 +0100)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 16 Jul 2013 08:32:09 +0000 (10:32 +0200)
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c patch | blob | blame | history

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index d212e42638d9e62c92d35fa6274b55bbca3e90ec..9b95f78d352aa9cdf40a3a08795ecf5a42f2c8f9 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4416,7 +4416,10 @@ static void ironlake_init_clock_gating(struct drm_device *dev)
        struct drm_i915_private *dev_priv = dev->dev_private;
        uint32_t dspclk_gate = ILK_VRHUNIT_CLOCK_GATE_DISABLE;
 
-       /* Required for FBC */
+       /*
+        * Required for FBC
+        * WaFbcDisableDpfcClockGating:ilk
+        */
        dspclk_gate |= ILK_DPFCRUNIT_CLOCK_GATE_DISABLE |
                   ILK_DPFCUNIT_CLOCK_GATE_DISABLE |
                   ILK_DPFDUNIT_CLOCK_GATE_ENABLE;