+#if GEN_GEN <= 7
+static uint32_t
+gen7_ms_rast_mode(struct anv_pipeline *pipeline,
+ const VkPipelineInputAssemblyStateCreateInfo *ia_info,
+ const VkPipelineRasterizationStateCreateInfo *rs_info,
+ const VkPipelineMultisampleStateCreateInfo *ms_info)
+{
+ const VkPipelineRasterizationLineStateCreateInfoEXT *line_info =
+ vk_find_struct_const(rs_info->pNext,
+ PIPELINE_RASTERIZATION_LINE_STATE_CREATE_INFO_EXT);
+
+ VkPolygonMode raster_mode =
+ anv_raster_polygon_mode(pipeline, ia_info, rs_info);
+ if (raster_mode == VK_POLYGON_MODE_LINE) {
+ switch (vk_line_rasterization_mode(line_info, ms_info)) {
+ case VK_LINE_RASTERIZATION_MODE_RECTANGULAR_EXT:
+ return MSRASTMODE_ON_PATTERN;
+
+ case VK_LINE_RASTERIZATION_MODE_BRESENHAM_EXT:
+ case VK_LINE_RASTERIZATION_MODE_RECTANGULAR_SMOOTH_EXT:
+ return MSRASTMODE_OFF_PIXEL;
+
+ default:
+ unreachable("Unsupported line rasterization mode");
+ }
+ } else {
+ return (ms_info && ms_info->rasterizationSamples > 1) ?
+ MSRASTMODE_ON_PATTERN : MSRASTMODE_OFF_PIXEL;
+ }
+}
+#endif
+