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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* CXL protocol Error INJection support.
*
* Copyright (c) 2023 Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* Author: Ben Cheatham <benjamin.cheatham@amd.com>
*/
#ifndef EINJ_CXL_H
#define EINJ_CXL_H
#include <linux/errno.h>
#include <linux/types.h>
struct pci_dev;
struct seq_file;
#if IS_ENABLED(CONFIG_ACPI_APEI_EINJ_CXL)
int einj_cxl_available_error_type_show(struct seq_file *m, void *v);
int einj_cxl_inject_error(struct pci_dev *dport_dev, u64 type);
int einj_cxl_inject_rch_error(u64 rcrb, u64 type);
bool einj_cxl_is_initialized(void);
#else /* !IS_ENABLED(CONFIG_ACPI_APEI_EINJ_CXL) */
static inline int einj_cxl_available_error_type_show(struct seq_file *m,
void *v)
{
return -ENXIO;
}
static inline int einj_cxl_inject_error(struct pci_dev *dport_dev, u64 type)
{
return -ENXIO;
}
static inline int einj_cxl_inject_rch_error(u64 rcrb, u64 type)
{
return -ENXIO;
}
static inline bool einj_cxl_is_initialized(void) { return false; }
#endif /* CONFIG_ACPI_APEI_EINJ_CXL */
#endif /* EINJ_CXL_H */
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