linux/drivers/firmware/arm_scmi/system.c

// SPDX-License-Identifier: GPL-2.0
/*
 * System Control and Management Interface (SCMI) System Power Protocol
 *
 * Copyright (C) 2020-2022 ARM Ltd.
 */

#define pr_fmt(fmt) …

#include <linux/module.h>
#include <linux/scmi_protocol.h>

#include "protocols.h"
#include "notify.h"

/* Updated only after ALL the mandatory features for that version are merged */
#define SCMI_PROTOCOL_SUPPORTED_VERSION …

#define SCMI_SYSTEM_NUM_SOURCES …

enum scmi_system_protocol_cmd { … };

struct scmi_system_power_state_notify { … };

struct scmi_system_power_state_notifier_payld { … };

struct scmi_system_info { … };

static bool scmi_system_notify_supported(const struct scmi_protocol_handle *ph,
					 u8 evt_id, u32 src_id)
{ … }

static int scmi_system_request_notify(const struct scmi_protocol_handle *ph,
				      bool enable)
{ … }

static int scmi_system_set_notify_enabled(const struct scmi_protocol_handle *ph,
					  u8 evt_id, u32 src_id, bool enable)
{ … }

static void *
scmi_system_fill_custom_report(const struct scmi_protocol_handle *ph,
			       u8 evt_id, ktime_t timestamp,
			       const void *payld, size_t payld_sz,
			       void *report, u32 *src_id)
{ … }

static const struct scmi_event system_events[] = …;

static const struct scmi_event_ops system_event_ops = …;

static const struct scmi_protocol_events system_protocol_events = …;

static int scmi_system_protocol_init(const struct scmi_protocol_handle *ph)
{ … }

static const struct scmi_protocol scmi_system = …;

DEFINE_SCMI_PROTOCOL_REGISTER_UNREGISTER(system, scmi_system)