linux/drivers/media/usb/as102/as102_drv.h
Julia Lawall f691ba9864 [media] drivers/media/usb/as102: constify as102_priv_ops_t structure
The as102_priv_ops_t structure is never modified, so declare it as
const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2016-02-01 07:31:48 -02:00

84 lines
2.1 KiB
C

/*
* Abilis Systems Single DVB-T Receiver
* Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* 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.
*/
#ifndef _AS102_DRV_H
#define _AS102_DRV_H
#include <linux/usb.h>
#include <dvb_demux.h>
#include <dvb_frontend.h>
#include <dmxdev.h>
#include "as10x_handle.h"
#include "as10x_cmd.h"
#include "as102_usb_drv.h"
#define DRIVER_FULL_NAME "Abilis Systems as10x usb driver"
#define DRIVER_NAME "as10x_usb"
#define debug as102_debug
extern struct usb_driver as102_usb_driver;
extern int elna_enable;
#define AS102_DEVICE_MAJOR 192
#define AS102_USB_BUF_SIZE 512
#define MAX_STREAM_URB 32
struct as10x_bus_adapter_t {
struct usb_device *usb_dev;
/* bus token lock */
struct mutex lock;
/* low level interface for bus adapter */
union as10x_bus_token_t {
/* usb token */
struct as10x_usb_token_cmd_t usb;
} token;
/* token cmd xfer id */
uint16_t cmd_xid;
/* as10x command and response for dvb interface*/
struct as10x_cmd_t *cmd, *rsp;
/* bus adapter private ops callback */
const struct as102_priv_ops_t *ops;
};
struct as102_dev_t {
const char *name;
struct as10x_bus_adapter_t bus_adap;
struct list_head device_entry;
struct kref kref;
uint8_t elna_cfg;
struct dvb_adapter dvb_adap;
struct dvb_frontend *dvb_fe;
struct dvb_demux dvb_dmx;
struct dmxdev dvb_dmxdev;
/* timer handle to trig ts stream download */
struct timer_list timer_handle;
struct mutex sem;
dma_addr_t dma_addr;
void *stream;
int streaming;
struct urb *stream_urb[MAX_STREAM_URB];
};
int as102_dvb_register(struct as102_dev_t *dev);
void as102_dvb_unregister(struct as102_dev_t *dev);
#endif