From 31f094e6911bea91df72fb200aaa05b553e0302d Mon Sep 17 00:00:00 2001
From: Kenneth Graunke <kenneth@whitecape.org>
Date: Thu, 4 May 2017 11:03:47 -0700
Subject: [PATCH] i965: Fix line width on Cherryview.

We just add another field to gen8.xml for the Cherryview line width,
rather than trying to replicate the gymnastics done in the Vulkan
driver to use gen9 SF pack functions.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
---
 src/intel/genxml/gen8.xml                     | 1 +
 src/mesa/drivers/dri/i965/genX_state_upload.c | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/src/intel/genxml/gen8.xml b/src/intel/genxml/gen8.xml
index c57ddb4..1392466 100644
--- a/src/intel/genxml/gen8.xml
+++ b/src/intel/genxml/gen8.xml
@@ -2032,6 +2032,7 @@
     <field name="Legacy Global Depth Bias Enable" start="43" end="43" type="bool"/>
     <field name="Statistics Enable" start="42" end="42" type="bool"/>
     <field name="Viewport Transform Enable" start="33" end="33" type="bool"/>
+    <field name="CHV Line Width" start="44" end="61" type="u11.7"/>
     <field name="Line Width" start="82" end="91" type="u3.7"/>
     <field name="Line End Cap Antialiasing Region Width" start="80" end="81" type="uint">
       <value name="0.5 pixels" value="0"/>
diff --git a/src/mesa/drivers/dri/i965/genX_state_upload.c b/src/mesa/drivers/dri/i965/genX_state_upload.c
index ceeacfc..b6aa7c8 100644
--- a/src/mesa/drivers/dri/i965/genX_state_upload.c
+++ b/src/mesa/drivers/dri/i965/genX_state_upload.c
@@ -1379,7 +1379,14 @@ genX(upload_sf)(struct brw_context *brw)
 #endif
 
       /* _NEW_LINE */
+#if GEN_GEN == 8
+      if (brw->is_cherryview)
+         sf.CHVLineWidth = brw_get_line_width_float(brw);
+      else
+         sf.LineWidth = brw_get_line_width_float(brw);
+#else
       sf.LineWidth = brw_get_line_width_float(brw);
+#endif
 
       if (ctx->Line.SmoothFlag) {
          sf.LineEndCapAntialiasingRegionWidth = _10pixels;
-- 
2.7.4