linux/drivers/media/usb/pvrusb2/pvrusb2-ioread.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *
 *  Copyright (C) 2005 Mike Isely <[email protected]>
 */

#include "pvrusb2-ioread.h"
#include "pvrusb2-debug.h"
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/uaccess.h>

#define BUFFER_COUNT …
#define BUFFER_SIZE …

struct pvr2_ioread { … };

static int pvr2_ioread_init(struct pvr2_ioread *cp)
{ … }

static void pvr2_ioread_done(struct pvr2_ioread *cp)
{ … }

struct pvr2_ioread *pvr2_ioread_create(void)
{ … }

void pvr2_ioread_destroy(struct pvr2_ioread *cp)
{ … }

void pvr2_ioread_set_sync_key(struct pvr2_ioread *cp,
			      const char *sync_key_ptr,
			      unsigned int sync_key_len)
{ … }

static void pvr2_ioread_stop(struct pvr2_ioread *cp)
{ … }

static int pvr2_ioread_start(struct pvr2_ioread *cp)
{ … }

struct pvr2_stream *pvr2_ioread_get_stream(struct pvr2_ioread *cp)
{ … }

int pvr2_ioread_setup(struct pvr2_ioread *cp,struct pvr2_stream *sp)
{ … }

int pvr2_ioread_set_enabled(struct pvr2_ioread *cp,int fl)
{ … }

static int pvr2_ioread_get_buffer(struct pvr2_ioread *cp)
{ … }

static void pvr2_ioread_filter(struct pvr2_ioread *cp)
{ … }

int pvr2_ioread_avail(struct pvr2_ioread *cp)
{ … }

int pvr2_ioread_read(struct pvr2_ioread *cp,void __user *buf,unsigned int cnt)
{ … }