treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / media / usb / dvb-usb / dvb-usb-common.h
blob8c51ac4493dde1fab53377a45975361c527f76dd
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* dvb-usb-common.h is part of the DVB USB library.
4 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
5 * see dvb-usb-init.c for copyright information.
7 * a header file containing prototypes and types for internal use of the dvb-usb-lib
8 */
9 #ifndef _DVB_USB_COMMON_H_
10 #define _DVB_USB_COMMON_H_
12 #define DVB_USB_LOG_PREFIX "dvb-usb"
13 #include "dvb-usb.h"
15 extern int dvb_usb_debug;
16 extern int dvb_usb_disable_rc_polling;
18 #define deb_info(args...) dprintk(dvb_usb_debug,0x001,args)
19 #define deb_xfer(args...) dprintk(dvb_usb_debug,0x002,args)
20 #define deb_pll(args...) dprintk(dvb_usb_debug,0x004,args)
21 #define deb_ts(args...) dprintk(dvb_usb_debug,0x008,args)
22 #define deb_err(args...) dprintk(dvb_usb_debug,0x010,args)
23 #define deb_rc(args...) dprintk(dvb_usb_debug,0x020,args)
24 #define deb_fw(args...) dprintk(dvb_usb_debug,0x040,args)
25 #define deb_mem(args...) dprintk(dvb_usb_debug,0x080,args)
26 #define deb_uxfer(args...) dprintk(dvb_usb_debug,0x100,args)
28 /* commonly used methods */
29 extern int dvb_usb_download_firmware(struct usb_device *, struct dvb_usb_device_properties *);
31 extern int dvb_usb_device_power_ctrl(struct dvb_usb_device *d, int onoff);
33 extern int usb_urb_init(struct usb_data_stream *stream, struct usb_data_stream_properties *props);
34 extern int usb_urb_exit(struct usb_data_stream *stream);
35 extern int usb_urb_submit(struct usb_data_stream *stream);
36 extern int usb_urb_kill(struct usb_data_stream *stream);
38 extern int dvb_usb_adapter_stream_init(struct dvb_usb_adapter *adap);
39 extern int dvb_usb_adapter_stream_exit(struct dvb_usb_adapter *adap);
41 extern int dvb_usb_i2c_init(struct dvb_usb_device *);
42 extern int dvb_usb_i2c_exit(struct dvb_usb_device *);
44 extern int dvb_usb_adapter_dvb_init(struct dvb_usb_adapter *adap,
45 short *adapter_nums);
46 extern int dvb_usb_adapter_dvb_exit(struct dvb_usb_adapter *adap);
47 extern int dvb_usb_adapter_frontend_init(struct dvb_usb_adapter *adap);
48 extern int dvb_usb_adapter_frontend_exit(struct dvb_usb_adapter *adap);
50 extern int dvb_usb_remote_init(struct dvb_usb_device *);
51 extern int dvb_usb_remote_exit(struct dvb_usb_device *);
53 #endif