linux/drivers/misc/mic/cosm/cosm_main.h
Thomas Gleixner 4e43d779e5 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 290
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license 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 the full gnu general public license is included in
  this distribution in the file called copying

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 39 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141901.397680977@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:38 +02:00

62 lines
1.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Intel MIC Platform Software Stack (MPSS)
*
* Copyright(c) 2015 Intel Corporation.
*
* Intel MIC Coprocessor State Management (COSM) Driver
*/
#ifndef _COSM_COSM_H_
#define _COSM_COSM_H_
#include <linux/scif.h>
#include "../bus/cosm_bus.h"
#define COSM_HEARTBEAT_SEND_SEC 30
#define SCIF_COSM_LISTEN_PORT 201
/**
* enum COSM msg id's
* @COSM_MSG_SHUTDOWN: host->card trigger shutdown
* @COSM_MSG_SYNC_TIME: host->card send host time to card to sync time
* @COSM_MSG_HEARTBEAT: card->host heartbeat
* @COSM_MSG_SHUTDOWN_STATUS: card->host with shutdown status as payload
*/
enum cosm_msg_id {
COSM_MSG_SHUTDOWN,
COSM_MSG_SYNC_TIME,
COSM_MSG_HEARTBEAT,
COSM_MSG_SHUTDOWN_STATUS,
};
struct cosm_msg {
u64 id;
union {
u64 shutdown_status;
struct {
u64 tv_sec;
u64 tv_nsec;
} timespec;
};
};
extern const char * const cosm_state_string[];
extern const char * const cosm_shutdown_status_string[];
void cosm_sysfs_init(struct cosm_device *cdev);
int cosm_start(struct cosm_device *cdev);
void cosm_stop(struct cosm_device *cdev, bool force);
int cosm_reset(struct cosm_device *cdev);
int cosm_shutdown(struct cosm_device *cdev);
void cosm_set_state(struct cosm_device *cdev, u8 state);
void cosm_set_shutdown_status(struct cosm_device *cdev, u8 status);
void cosm_init_debugfs(void);
void cosm_exit_debugfs(void);
void cosm_create_debug_dir(struct cosm_device *cdev);
void cosm_delete_debug_dir(struct cosm_device *cdev);
int cosm_scif_init(void);
void cosm_scif_exit(void);
void cosm_scif_work(struct work_struct *work);
#endif