intel/perf: Add LNL OA XML

Also added pec_offset to struct intel_perf_query_info and two new
hw variables needed by this XML, those changes are required to at
least compile with this new XML.

pec_offset will be set in the next patches.

Acked-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29899>

src/intel/perf/gen_perf.py

@@ -247,6 +247,8 @@ hw_vars["$GpuMinFrequency"] = "perf->sys_vars.gt_min_freq"
 hw_vars["$GpuMaxFrequency"] = "perf->sys_vars.gt_max_freq"
 hw_vars["$SkuRevisionId"] = "perf->devinfo->revision"
 hw_vars["$QueryMode"] = "perf->sys_vars.query_mode"
+hw_vars["$ComputeEngineTotalCount"] = "perf->devinfo->engine_class_supported_count[INTEL_ENGINE_CLASS_COMPUTE]"
+hw_vars["$CopyEngineTotalCount"] = "perf->devinfo->engine_class_supported_count[INTEL_ENGINE_CLASS_COPY]"
 
 def resolve_variable(name, set, allow_counters):
     if name in hw_vars:

src/intel/perf/intel_perf.c

@@ -445,6 +445,8 @@ get_register_queries_function(const struct intel_device_info *devinfo)
       if (intel_device_info_eu_total(devinfo) <= 128)
          return intel_oa_register_queries_mtlgt3;
       return NULL;
+   case INTEL_PLATFORM_LNL:
+      return intel_oa_register_queries_lnl;
    default:
       return NULL;
    }

src/intel/perf/intel_perf.h

@@ -262,6 +262,7 @@ struct intel_perf_query_info {
    int c_offset;
    int perfcnt_offset;
    int rpstat_offset;
+   int pec_offset;
 
    struct intel_perf_registers config;
 };

src/intel/perf/meson.build

@@ -9,6 +9,7 @@ intel_hw_metrics = [
   'tglgt1', 'tglgt2', 'rkl', 'dg1', 'adl',
   'acmgt1', 'acmgt2', 'acmgt3',
   'mtlgt2', 'mtlgt3',
+  'lnl',
 ]
 
 intel_hw_metrics_xml_files = []