From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/edac/layerscape_edac.c | 75 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 drivers/edac/layerscape_edac.c (limited to 'drivers/edac/layerscape_edac.c') diff --git a/drivers/edac/layerscape_edac.c b/drivers/edac/layerscape_edac.c new file mode 100644 index 0000000000..7c5e2b3c0d --- /dev/null +++ b/drivers/edac/layerscape_edac.c @@ -0,0 +1,75 @@ +/* + * Freescale Memory Controller kernel module + * + * Author: York Sun + * + * Copyright 2016 NXP Semiconductor + * + * Derived from mpc85xx_edac.c + * Author: Dave Jiang + * + * 2006-2007 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include "edac_module.h" +#include "fsl_ddr_edac.h" + +static const struct of_device_id fsl_ddr_mc_err_of_match[] = { + { .compatible = "fsl,qoriq-memory-controller", }, + {}, +}; +MODULE_DEVICE_TABLE(of, fsl_ddr_mc_err_of_match); + +static struct platform_driver fsl_ddr_mc_err_driver = { + .probe = fsl_mc_err_probe, + .remove = fsl_mc_err_remove, + .driver = { + .name = "fsl_ddr_mc_err", + .of_match_table = fsl_ddr_mc_err_of_match, + }, +}; + +static int __init fsl_ddr_mc_init(void) +{ + int res; + + if (ghes_get_devices()) + return -EBUSY; + + /* make sure error reporting method is sane */ + switch (edac_op_state) { + case EDAC_OPSTATE_POLL: + case EDAC_OPSTATE_INT: + break; + default: + edac_op_state = EDAC_OPSTATE_INT; + break; + } + + res = platform_driver_register(&fsl_ddr_mc_err_driver); + if (res) { + pr_err("MC fails to register\n"); + return res; + } + + return 0; +} + +module_init(fsl_ddr_mc_init); + +static void __exit fsl_ddr_mc_exit(void) +{ + platform_driver_unregister(&fsl_ddr_mc_err_driver); +} + +module_exit(fsl_ddr_mc_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("NXP Semiconductor"); +module_param(edac_op_state, int, 0444); +MODULE_PARM_DESC(edac_op_state, "EDAC Error Reporting state: 0=Poll, 2=Interrupt"); -- cgit v1.2.3