xref: /OK3568_Linux_fs/kernel/drivers/media/usb/pvrusb2/pvrusb2-dvb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __PVRUSB2_DVB_H__
3*4882a593Smuzhiyun #define __PVRUSB2_DVB_H__
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <media/dvb_frontend.h>
6*4882a593Smuzhiyun #include <media/dvb_demux.h>
7*4882a593Smuzhiyun #include <media/dvb_net.h>
8*4882a593Smuzhiyun #include <media/dmxdev.h>
9*4882a593Smuzhiyun #include "pvrusb2-context.h"
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define PVR2_DVB_BUFFER_COUNT 32
12*4882a593Smuzhiyun #define PVR2_DVB_BUFFER_SIZE PAGE_ALIGN(0x4000)
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun struct pvr2_dvb_adapter {
15*4882a593Smuzhiyun 	struct pvr2_channel	channel;
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun 	struct dvb_adapter	dvb_adap;
18*4882a593Smuzhiyun 	struct dmxdev		dmxdev;
19*4882a593Smuzhiyun 	struct dvb_demux	demux;
20*4882a593Smuzhiyun 	struct dvb_net		dvb_net;
21*4882a593Smuzhiyun 	struct dvb_frontend	*fe[2];
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun 	struct i2c_client	*i2c_client_demod[2];
24*4882a593Smuzhiyun 	struct i2c_client	*i2c_client_tuner;
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun 	int			feedcount;
27*4882a593Smuzhiyun 	int			max_feed_count;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 	struct task_struct	*thread;
30*4882a593Smuzhiyun 	struct mutex		lock;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	unsigned int		stream_run:1;
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun 	wait_queue_head_t	buffer_wait_data;
35*4882a593Smuzhiyun 	char			*buffer_storage[PVR2_DVB_BUFFER_COUNT];
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun struct pvr2_dvb_props {
39*4882a593Smuzhiyun 	int (*frontend_attach) (struct pvr2_dvb_adapter *);
40*4882a593Smuzhiyun 	int (*tuner_attach) (struct pvr2_dvb_adapter *);
41*4882a593Smuzhiyun };
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun struct pvr2_dvb_adapter *pvr2_dvb_create(struct pvr2_context *pvr);
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #endif /* __PVRUSB2_DVB_H__ */
46