intel/l3: Add DG1 L3 configuration

Reworks:
 * Jordan: Make DG1 L3 config table empty

Signed-off-by: Anuj Phogat <[email protected]>
Signed-off-by: Jordan Justen <[email protected]>
Acked-by: Lionel Landwerlin <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4956>

1 files changed, 12 insertions, 1 deletions

diff --git a/src/intel/common/gen_l3_config.c b/src/intel/common/gen_l3_config.c
index 6bfcb6ba7d7..059a1ed7c14 100644
--- a/src/intel/common/gen_l3_config.c
+++ b/src/intel/common/gen_l3_config.c
@@ -166,6 +166,14 @@ static const struct gen_l3_config tgl_l3_configs[] = {
 DECLARE_L3_LIST(tgl);
 
 /**
+ * DG1 validated L3 configurations.  \sa dg1_l3_configs.
+ */
+static const struct gen_l3_config dg1_l3_configs[] = {
+   /* No configurations. L3FullWayAllocationEnable is always set. */
+};
+DECLARE_L3_LIST(dg1);
+
+/**
  * Return a zero-terminated array of validated L3 configurations for the
  * specified device.
  */
@@ -191,7 +199,10 @@ get_l3_list(const struct gen_device_info *devinfo)
       return &icl_l3_list;
 
    case 12:
-      return &tgl_l3_list;
+      if (devinfo->is_dg1)
+         return &dg1_l3_list;
+      else
+         return &tgl_l3_list;
 
    default:
       unreachable("Not implemented");