Mesa (master): anv/gen10: Enable float blend optimization

[Anuj Phogat]

Module: Mesa
Branch: master
Commit: 5d8164c4287217c2a3f40f587899bb737811c328
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=5d8164c4287217c2a3f40f587899bb737811c328

Author: Anuj Phogat <anuj.phogat at gmail.com>
Date:   Fri Nov 10 14:22:44 2017 -0800

anv/gen10: Enable float blend optimization

Signed-off-by: Anuj Phogat <anuj.phogat at gmail.com>
Reviewed-by: Rafael Antognolli <rafael.antognolli at intel.com>

---

 src/intel/vulkan/genX_state.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/intel/vulkan/genX_state.c b/src/intel/vulkan/genX_state.c
index f56c686ed3..54fb8634fd 100644
--- a/src/intel/vulkan/genX_state.c
+++ b/src/intel/vulkan/genX_state.c
@@ -121,6 +121,18 @@ genX(init_device_state)(struct anv_device *device)
    }
 #endif
 
+#if GEN_GEN == 10
+   uint32_t cache_mode_ss;
+   anv_pack_struct(&cache_mode_ss, GENX(CACHE_MODE_SS),
+                   .FloatBlendOptimizationEnable = true,
+                   .FloatBlendOptimizationEnableMask = true);
+
+   anv_batch_emit(&batch, GENX(MI_LOAD_REGISTER_IMM), lri) {
+      lri.RegisterOffset = GENX(CACHE_MODE_SS_num);
+      lri.DataDWord      = cache_mode_ss;
+   }
+#endif
+
    anv_batch_emit(&batch, GENX(3DSTATE_AA_LINE_PARAMETERS), aa);
 
    anv_batch_emit(&batch, GENX(3DSTATE_DRAWING_RECTANGLE), rect) {