Gecko [ v99win.today ]

Name	Size	Permission
platform	[ DIR ]	drwxr-xr-x
acbuffer.h	8.92 KB	-rw-r--r--
acconfig.h	7.41 KB	-rw-r--r--
acexcep.h	16.94 KB	-rw-r--r--
acnames.h	2.19 KB	-rw-r--r--
acoutput.h	16.37 KB	-rw-r--r--
acpi.h	1.33 KB	-rw-r--r--
acpi_bus.h	20.5 KB	-rw-r--r--
acpi_drivers.h	2.55 KB	-rw-r--r--
acpi_io.h	723 B	-rw-r--r--
acpi_lpat.h	1.16 KB	-rw-r--r--
acpi_numa.h	970 B	-rw-r--r--
acpiosxf.h	11.35 KB	-rw-r--r--
acpixf.h	30.63 KB	-rw-r--r--
acrestyp.h	19.05 KB	-rw-r--r--
actbl.h	18.35 KB	-rw-r--r--
actbl1.h	43.13 KB	-rw-r--r--
actbl2.h	57.14 KB	-rw-r--r--
actbl3.h	21.87 KB	-rw-r--r--
actypes.h	41.67 KB	-rw-r--r--
acuuid.h	3.44 KB	-rw-r--r--
apei.h	1.34 KB	-rw-r--r--
battery.h	594 B	-rw-r--r--
button.h	401 B	-rw-r--r--
cppc_acpi.h	4.24 KB	-rw-r--r--
ghes.h	3.59 KB	-rw-r--r--
hed.h	370 B	-rw-r--r--
nfit.h	351 B	-rw-r--r--
pcc.h	651 B	-rw-r--r--
pdc_intel.h	1.02 KB	-rw-r--r--
processor.h	11.66 KB	-rw-r--r--
reboot.h	201 B	-rw-r--r--
video.h	2.8 KB	-rw-r--r--

Code Editor : ghes.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GHES_H
#define GHES_H

#include <acpi/apei.h>
#include <acpi/hed.h>

/*
 * One struct ghes is created for each generic hardware error source.
 * It provides the context for APEI hardware error timer/IRQ/SCI/NMI
 * handler.
 *
 * estatus: memory buffer for error status block, allocated during
 * HEST parsing.
 */
#define GHES_EXITING		0x0002

struct ghes {
	union {
		struct acpi_hest_generic *generic;
		struct acpi_hest_generic_v2 *generic_v2;
	};
	struct acpi_hest_generic_status *estatus;
	unsigned long flags;
	union {
		struct list_head list;
		struct timer_list timer;
		unsigned int irq;
	};
};

struct ghes_estatus_node {
	struct llist_node llnode;
	struct acpi_hest_generic *generic;
	struct ghes *ghes;

int task_work_cpu;
	struct callback_head task_work;
};

struct ghes_estatus_cache {
	u32 estatus_len;
	atomic_t count;
	struct acpi_hest_generic *generic;
	unsigned long long time_in;
	struct rcu_head rcu;
};

enum {
	GHES_SEV_NO = 0x0,
	GHES_SEV_CORRECTED = 0x1,
	GHES_SEV_RECOVERABLE = 0x2,
	GHES_SEV_PANIC = 0x3,
};

#ifdef CONFIG_ACPI_APEI_GHES
/**
 * ghes_register_vendor_record_notifier - register a notifier for vendor
 * records that the kernel would otherwise ignore.
 * @nb: pointer to the notifier_block structure of the event handler.
 *
 * return 0 : SUCCESS, non-zero : FAIL
 */
int ghes_register_vendor_record_notifier(struct notifier_block *nb);

/**
 * ghes_unregister_vendor_record_notifier - unregister the previously
 * registered vendor record notifier.
 * @nb: pointer to the notifier_block structure of the vendor record handler.
 */
void ghes_unregister_vendor_record_notifier(struct notifier_block *nb);
#endif

int ghes_estatus_pool_init(int num_ghes);

/* From drivers/edac/ghes_edac.c */

#ifdef CONFIG_EDAC_GHES
void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err);

int ghes_edac_register(struct ghes *ghes, struct device *dev);

void ghes_edac_unregister(struct ghes *ghes);

#else
static inline void ghes_edac_report_mem_error(int sev,
				       struct cper_sec_mem_err *mem_err)
{
}

static inline int ghes_edac_register(struct ghes *ghes, struct device *dev)
{
	return -ENODEV;
}

static inline void ghes_edac_unregister(struct ghes *ghes)
{
}
#endif

static inline int acpi_hest_get_version(struct acpi_hest_generic_data *gdata)
{
	return gdata->revision >> 8;
}

static inline void *acpi_hest_get_payload(struct acpi_hest_generic_data *gdata)
{
	if (acpi_hest_get_version(gdata) >= 3)
		return (void *)(((struct acpi_hest_generic_data_v300 *)(gdata)) + 1);

return gdata + 1;
}

static inline int acpi_hest_get_error_length(struct acpi_hest_generic_data *gdata)
{
	return ((struct acpi_hest_generic_data *)(gdata))->error_data_length;
}

static inline int acpi_hest_get_size(struct acpi_hest_generic_data *gdata)
{
	if (acpi_hest_get_version(gdata) >= 3)
		return sizeof(struct acpi_hest_generic_data_v300);

return sizeof(struct acpi_hest_generic_data);
}

static inline int acpi_hest_get_record_size(struct acpi_hest_generic_data *gdata)
{
	return (acpi_hest_get_size(gdata) + acpi_hest_get_error_length(gdata));
}

static inline void *acpi_hest_get_next(struct acpi_hest_generic_data *gdata)
{
	return (void *)(gdata) + acpi_hest_get_record_size(gdata);
}

#define apei_estatus_for_each_section(estatus, section)			\
	for (section = (struct acpi_hest_generic_data *)(estatus + 1);	\
	     (void *)section - (void *)(estatus + 1) < estatus->data_length; \
	     section = acpi_hest_get_next(section))

#ifdef CONFIG_ACPI_APEI_SEA
int ghes_notify_sea(void);
#else
static inline int ghes_notify_sea(void) { return -ENOENT; }
#endif

#endif /* GHES_H */

${this.title}

Code Editor : ghes.h