1 /* 2 * Abilis Systems Single DVB-T Receiver 3 * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2, or (at your option) 8 * any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 */ 15 16 #ifndef _AS102_DRV_H 17 #define _AS102_DRV_H 18 #include <linux/usb.h> 19 #include <dvb_demux.h> 20 #include <dvb_frontend.h> 21 #include <dmxdev.h> 22 #include "as10x_handle.h" 23 #include "as10x_cmd.h" 24 #include "as102_usb_drv.h" 25 26 #define DRIVER_FULL_NAME "Abilis Systems as10x usb driver" 27 #define DRIVER_NAME "as10x_usb" 28 29 #define debug as102_debug 30 extern struct usb_driver as102_usb_driver; 31 extern int elna_enable; 32 33 #define AS102_DEVICE_MAJOR 192 34 35 #define AS102_USB_BUF_SIZE 512 36 #define MAX_STREAM_URB 32 37 38 struct as10x_bus_adapter_t { 39 struct usb_device *usb_dev; 40 /* bus token lock */ 41 struct mutex lock; 42 /* low level interface for bus adapter */ 43 union as10x_bus_token_t { 44 /* usb token */ 45 struct as10x_usb_token_cmd_t usb; 46 } token; 47 48 /* token cmd xfer id */ 49 uint16_t cmd_xid; 50 51 /* as10x command and response for dvb interface*/ 52 struct as10x_cmd_t *cmd, *rsp; 53 54 /* bus adapter private ops callback */ 55 struct as102_priv_ops_t *ops; 56 }; 57 58 struct as102_dev_t { 59 const char *name; 60 struct as10x_bus_adapter_t bus_adap; 61 struct list_head device_entry; 62 struct kref kref; 63 uint8_t elna_cfg; 64 65 struct dvb_adapter dvb_adap; 66 struct dvb_frontend *dvb_fe; 67 struct dvb_demux dvb_dmx; 68 struct dmxdev dvb_dmxdev; 69 70 /* timer handle to trig ts stream download */ 71 struct timer_list timer_handle; 72 73 struct mutex sem; 74 dma_addr_t dma_addr; 75 void *stream; 76 int streaming; 77 struct urb *stream_urb[MAX_STREAM_URB]; 78 }; 79 80 int as102_dvb_register(struct as102_dev_t *dev); 81 void as102_dvb_unregister(struct as102_dev_t *dev); 82 83 #endif