M7350/kernel/arch/arm/mach-msm/scm-xpu.c
2024-09-09 08:52:07 +00:00

45 lines
1.2 KiB
C

/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <mach/scm.h>
#define ERR_FATAL_ENABLE 0x0
#define ERR_FATAL_DISABLE 0x1
#define ERR_FATAL_READ 0x2
#define XPU_ERR_FATAL 0xe
static int __init xpu_err_fatal_init(void)
{
int ret, response;
struct {
unsigned int config;
unsigned int spare;
} cmd;
cmd.config = ERR_FATAL_ENABLE;
cmd.spare = 0;
ret = scm_call(SCM_SVC_MP, XPU_ERR_FATAL, &cmd, sizeof(cmd), &response,
sizeof(response));
if (ret != 0)
pr_warn("Failed to set XPU violations as fatal errors: %d\n",
ret);
else
pr_info("Configuring XPU violations to be fatal errors\n");
return ret;
}
early_initcall(xpu_err_fatal_init);