52e6676ef5
Based on the normalized pattern:
this program is free software you can redistribute it and/or modify it
under the terms of the gnu general public license as published by the
free software foundation version 2 this program is distributed as is
without any warranty of any kind whether express or implied without
even the implied warranty of merchantability or fitness for a
particular purpose see the gnu general public license for more details
extracted by the scancode license scanner the SPDX license identifier
GPL-2.0-only
has been chosen to replace the boilerplate/reference.
Reviewed-by: Allison Randal <allison@lohutok.net>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
39 lines
856 B
C
39 lines
856 B
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
// Copyright (C) 2012-2014 Broadcom Corporation
|
|
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/printk.h>
|
|
#include <asm/hardware/cache-l2x0.h>
|
|
|
|
#include "bcm_kona_smc.h"
|
|
#include "kona_l2_cache.h"
|
|
|
|
void __init kona_l2_cache_init(void)
|
|
{
|
|
unsigned int result;
|
|
int ret;
|
|
|
|
ret = bcm_kona_smc_init();
|
|
if (ret) {
|
|
pr_info("Secure API not available (%d). Skipping L2 init.\n",
|
|
ret);
|
|
return;
|
|
}
|
|
|
|
result = bcm_kona_smc(SSAPI_ENABLE_L2_CACHE, 0, 0, 0, 0);
|
|
if (result != SEC_ROM_RET_OK) {
|
|
pr_err("Secure Monitor call failed (%u)! Skipping L2 init.\n",
|
|
result);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* The aux_val and aux_mask have no effect since L2 cache is already
|
|
* enabled. Pass 0s for aux_val and 1s for aux_mask for default value.
|
|
*/
|
|
ret = l2x0_of_init(0, ~0);
|
|
if (ret)
|
|
pr_err("Couldn't enable L2 cache: %d\n", ret);
|
|
}
|