drm/i915: Move WaBarrierPerformanceFixDisable:skl to skl code from chv code

 commit 65ca7514e21adbee25b8175fc909759c735d00ff
 Author: Damien Lespiau <damien.lespiau@intel.com>
 Date:   Mon Feb 9 19:33:22 2015 +0000

    drm/i915/skl: Implement WaBarrierPerformanceFixDisable

got misapplied and the code landed in chv_init_workarounds() instead of
the intended skl_init_workarounds(). Move it over to the right place.

Cc: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index d934f857394ddbc95d276d0fc511b3ac67616cea..edd47baa119c5bf89350ed969d22eb305a967fd5 100644 (file)
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -901,13 +901,6 @@ static int chv_init_workarounds(struct intel_engine_cs *ring)
                            GEN6_WIZ_HASHING_MASK,
                            GEN6_WIZ_HASHING_16x4);
 
-       if (INTEL_REVID(dev) == SKL_REVID_C0 ||
-           INTEL_REVID(dev) == SKL_REVID_D0)
-               /* WaBarrierPerformanceFixDisable:skl */
-               WA_SET_BIT_MASKED(HDC_CHICKEN0,
-                                 HDC_FENCE_DEST_SLM_DISABLE |
-                                 HDC_BARRIER_PERFORMANCE_DISABLE);
-
        return 0;
 }
 
@@ -1041,6 +1034,13 @@ static int skl_init_workarounds(struct intel_engine_cs *ring)
                                  HDC_FORCE_NON_COHERENT);
        }
 
+       if (INTEL_REVID(dev) == SKL_REVID_C0 ||
+           INTEL_REVID(dev) == SKL_REVID_D0)
+               /* WaBarrierPerformanceFixDisable:skl */
+               WA_SET_BIT_MASKED(HDC_CHICKEN0,
+                                 HDC_FENCE_DEST_SLM_DISABLE |
+                                 HDC_BARRIER_PERFORMANCE_DISABLE);
+
        return skl_tune_iz_hashing(ring);
 }