iris: expand pre-hiz data cache flush to gfx >= 125

Cc: mesa-stable
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27132>
(cherry picked from commit 93706d5c2f)

.pick_status.json

@@ -1234,7 +1234,7 @@
         "description": "iris: expand pre-hiz data cache flush to gfx >= 125",
         "nominated": true,
         "nomination_type": 0,
-        "resolution": 0,
+        "resolution": 1,
         "main_sha": null,
         "because_sha": null,
         "notes": null

src/gallium/drivers/iris/iris_resolve.c

@@ -682,7 +682,7 @@ iris_hiz_exec(struct iris_context *ice,
    /* A data cache flush is not suggested by HW docs, but we found it to fix
     * a number of failures.
     */
-   unsigned wa_flush = intel_device_info_is_dg2(batch->screen->devinfo) &&
+   unsigned wa_flush = devinfo->verx10 >= 125 &&
                        res->aux.usage == ISL_AUX_USAGE_HIZ_CCS ?
                        PIPE_CONTROL_DATA_CACHE_FLUSH : 0;