intel/common: Add gt_id to intel_engine_class

MTL and newer platforms on Xe kmd will have engines with gt_id != 0.

Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22477>

src/gallium/drivers/iris/xe/iris_batch.c

@@ -70,8 +70,7 @@ iris_xe_init_batch(struct iris_bufmgr *bufmgr,
 
       instances[count].engine_class = intel_engine_class_to_xe(engine.engine_class);
       instances[count].engine_instance = engine.engine_instance;
-      /* TODO: handle gt_id, MTL and newer platforms will need it */
-      instances[count++].gt_id = 0;
+      instances[count++].gt_id = engine.gt_id;
    }
 
    struct drm_xe_engine_create create = {

src/intel/common/i915/intel_engine.c

@@ -88,6 +88,7 @@ i915_engine_get_info(int fd)
 
       intel_engine->engine_class = i915_engine_class_to_intel(i915_engine->engine.engine_class);
       intel_engine->engine_instance = i915_engine->engine.engine_instance;
+      intel_engine->gt_id = 0;
    }
 
    intel_engines_info->num_engines = i915_engines_info->num_engines;

src/intel/common/intel_engine.h

@@ -39,6 +39,7 @@ enum intel_engine_class {
 struct intel_engine_class_instance {
    enum intel_engine_class engine_class;
    uint16_t engine_instance;
+   uint16_t gt_id;
 };
 
 struct intel_query_engine_info {

src/intel/common/xe/intel_engine.c

@@ -99,6 +99,7 @@ xe_engine_get_info(int fd)
 
       intel_engine->engine_class = xe_engine_class_to_intel(xe_engine->engine_class);
       intel_engine->engine_instance = xe_engine->engine_instance;
+      intel_engine->gt_id = xe_engine->gt_id;
    }
 
    intel_engines_info->num_engines = engines_count;

src/intel/vulkan/xe/anv_queue.c

@@ -58,10 +58,7 @@ anv_xe_create_engine(struct anv_device *device,
 
       instances[count].engine_class = intel_engine_class_to_xe(engine.engine_class);
       instances[count].engine_instance = engine.engine_instance;
-      /* TODO: handle gt_id, MTL and newer platforms will have media engines
-       * in a separated gt
-       */
-      instances[count++].gt_id = 0;
+      instances[count++].gt_id = engine.gt_id;
    }
 
    assert(device->vm_id != 0);