drm/i915: Document that we implement WaIncreaseLatencyIPCEnabled

Display w/a #1141 is also known as WaIncreaseLatencyIPCEnabled.
Add that to the comment.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190503173807.10834-1-ville.syrjala@linux.intel.com

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index ef9fc77f8162c34b541ff7896cb1a951c9fbe0fa..34fbf70df836d412f68d32d34bd04d8ac83be6bc 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4782,7 +4782,10 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *cstate,
                return;
        }
 
-       /* Display WA #1141: kbl,cfl */
+       /*
+        * WaIncreaseLatencyIPCEnabled: kbl,cfl
+        * Display WA #1141: kbl,cfl
+        */
        if ((IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv) ||
            IS_CNL_REVID(dev_priv, CNL_REVID_A0, CNL_REVID_B0)) &&
            dev_priv->ipc_enabled)