linux/drivers/crypto/intel/qat/qat_common/adf_ctl_drv.c

// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
/* Copyright(c) 2014 - 2020 Intel Corporation */

#include <crypto/algapi.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/slab.h>
#include <linux/fs.h>
#include <linux/bitops.h>
#include <linux/pci.h>
#include <linux/cdev.h>
#include <linux/uaccess.h>

#include "adf_accel_devices.h"
#include "adf_common_drv.h"
#include "adf_cfg.h"
#include "adf_cfg_common.h"
#include "adf_cfg_user.h"

#define ADF_CFG_MAX_SECTION …
#define ADF_CFG_MAX_KEY_VAL …

#define DEVICE_NAME …

static DEFINE_MUTEX(adf_ctl_lock);
static long adf_ctl_ioctl(struct file *fp, unsigned int cmd, unsigned long arg);

static const struct file_operations adf_ctl_ops = …;

static const struct class adf_ctl_class = …;

struct adf_ctl_drv_info { … };

static struct adf_ctl_drv_info adf_ctl_drv;

static void adf_chr_drv_destroy(void)
{ … }

static int adf_chr_drv_create(void)
{ … }

static int adf_ctl_alloc_resources(struct adf_user_cfg_ctl_data **ctl_data,
				   unsigned long arg)
{ … }

static int adf_add_key_value_data(struct adf_accel_dev *accel_dev,
				  const char *section,
				  const struct adf_user_cfg_key_val *key_val)
{ … }

static int adf_copy_key_value_data(struct adf_accel_dev *accel_dev,
				   struct adf_user_cfg_ctl_data *ctl_data)
{ … }

static int adf_ctl_ioctl_dev_config(struct file *fp, unsigned int cmd,
				    unsigned long arg)
{ … }

static int adf_ctl_is_device_in_use(int id)
{ … }

static void adf_ctl_stop_devices(u32 id)
{ … }

static int adf_ctl_ioctl_dev_stop(struct file *fp, unsigned int cmd,
				  unsigned long arg)
{ … }

static int adf_ctl_ioctl_dev_start(struct file *fp, unsigned int cmd,
				   unsigned long arg)
{ … }

static int adf_ctl_ioctl_get_num_devices(struct file *fp, unsigned int cmd,
					 unsigned long arg)
{ … }

static int adf_ctl_ioctl_get_status(struct file *fp, unsigned int cmd,
				    unsigned long arg)
{ … }

static long adf_ctl_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
{ … }

static int __init adf_register_ctl_device_driver(void)
{ … }

static void __exit adf_unregister_ctl_device_driver(void)
{ … }

module_init(…) …;
module_exit(adf_unregister_ctl_device_driver);
MODULE_LICENSE(…) …;
MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_ALIAS_CRYPTO(…) …;
MODULE_VERSION(…);
MODULE_IMPORT_NS(…);