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Diffstat (limited to 'plat/layerscape/common/ls_topology.c')
-rw-r--r--plat/layerscape/common/ls_topology.c39
1 files changed, 0 insertions, 39 deletions
diff --git a/plat/layerscape/common/ls_topology.c b/plat/layerscape/common/ls_topology.c
deleted file mode 100644
index 5b76087dee..0000000000
--- a/plat/layerscape/common/ls_topology.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include "plat_ls.h"
-
-/*******************************************************************************
- * This function validates an MPIDR by checking whether it falls within the
- * acceptable bounds. An error code (-1) is returned if an incorrect mpidr
- * is passed.
- ******************************************************************************/
-int ls_check_mpidr(u_register_t mpidr)
-{
- unsigned int cluster_id, cpu_id;
- uint64_t valid_mask;
-
- valid_mask = ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK);
- cluster_id = (mpidr >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK;
- cpu_id = (mpidr >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK;
-
- mpidr &= MPIDR_AFFINITY_MASK;
- if (mpidr & valid_mask)
- return -1;
-
- if (cluster_id >= PLAT_LS_CLUSTER_COUNT)
- return -1;
-
- /*
- * Validate cpu_id by checking whether it represents a CPU in
- * one of the two clusters present on the platform.
- */
- if (cpu_id >= plat_ls_get_cluster_core_count(mpidr))
- return -1;
-
-
- return 0;
-}