xref: /OK3568_Linux_fs/kernel/drivers/media/usb/as102/as102_drv.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Abilis Systems Single DVB-T Receiver
4*4882a593Smuzhiyun  * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com>
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef _AS102_DRV_H
8*4882a593Smuzhiyun #define _AS102_DRV_H
9*4882a593Smuzhiyun #include <linux/usb.h>
10*4882a593Smuzhiyun #include <media/dvb_demux.h>
11*4882a593Smuzhiyun #include <media/dvb_frontend.h>
12*4882a593Smuzhiyun #include <media/dmxdev.h>
13*4882a593Smuzhiyun #include "as10x_handle.h"
14*4882a593Smuzhiyun #include "as10x_cmd.h"
15*4882a593Smuzhiyun #include "as102_usb_drv.h"
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define DRIVER_FULL_NAME "Abilis Systems as10x usb driver"
18*4882a593Smuzhiyun #define DRIVER_NAME "as10x_usb"
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define debug	as102_debug
21*4882a593Smuzhiyun extern struct usb_driver as102_usb_driver;
22*4882a593Smuzhiyun extern int elna_enable;
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #define AS102_DEVICE_MAJOR	192
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define AS102_USB_BUF_SIZE	512
27*4882a593Smuzhiyun #define MAX_STREAM_URB		32
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun struct as10x_bus_adapter_t {
30*4882a593Smuzhiyun 	struct usb_device *usb_dev;
31*4882a593Smuzhiyun 	/* bus token lock */
32*4882a593Smuzhiyun 	struct mutex lock;
33*4882a593Smuzhiyun 	/* low level interface for bus adapter */
34*4882a593Smuzhiyun 	union as10x_bus_token_t {
35*4882a593Smuzhiyun 		/* usb token */
36*4882a593Smuzhiyun 		struct as10x_usb_token_cmd_t usb;
37*4882a593Smuzhiyun 	} token;
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 	/* token cmd xfer id */
40*4882a593Smuzhiyun 	uint16_t cmd_xid;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun 	/* as10x command and response for dvb interface*/
43*4882a593Smuzhiyun 	struct as10x_cmd_t *cmd, *rsp;
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun 	/* bus adapter private ops callback */
46*4882a593Smuzhiyun 	const struct as102_priv_ops_t *ops;
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun struct as102_dev_t {
50*4882a593Smuzhiyun 	const char *name;
51*4882a593Smuzhiyun 	struct as10x_bus_adapter_t bus_adap;
52*4882a593Smuzhiyun 	struct list_head device_entry;
53*4882a593Smuzhiyun 	struct kref kref;
54*4882a593Smuzhiyun 	uint8_t elna_cfg;
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 	struct dvb_adapter dvb_adap;
57*4882a593Smuzhiyun 	struct dvb_frontend *dvb_fe;
58*4882a593Smuzhiyun 	struct dvb_demux dvb_dmx;
59*4882a593Smuzhiyun 	struct dmxdev dvb_dmxdev;
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun 	/* timer handle to trig ts stream download */
62*4882a593Smuzhiyun 	struct timer_list timer_handle;
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun 	struct mutex sem;
65*4882a593Smuzhiyun 	dma_addr_t dma_addr;
66*4882a593Smuzhiyun 	void *stream;
67*4882a593Smuzhiyun 	int streaming;
68*4882a593Smuzhiyun 	struct urb *stream_urb[MAX_STREAM_URB];
69*4882a593Smuzhiyun };
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun int as102_dvb_register(struct as102_dev_t *dev);
72*4882a593Smuzhiyun void as102_dvb_unregister(struct as102_dev_t *dev);
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun #endif
75