Steven Toth | 265a651 | 2008-04-18 21:34:00 -0300 | [diff] [blame^] | 1 | /* |
| 2 | * Driver for the Auvitek AU0828 USB bridge |
| 3 | * |
| 4 | * Copyright (c) 2008 Steven Toth <stoth@hauppauge.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 20 | */ |
| 21 | |
| 22 | #include <linux/usb.h> |
| 23 | #include <linux/i2c.h> |
| 24 | #include <linux/i2c-algo-bit.h> |
| 25 | |
| 26 | /* DVB */ |
| 27 | #include "demux.h" |
| 28 | #include "dmxdev.h" |
| 29 | #include "dvb_demux.h" |
| 30 | #include "dvb_frontend.h" |
| 31 | #include "dvb_net.h" |
| 32 | #include "dvbdev.h" |
| 33 | |
| 34 | #include "au0828-reg.h" |
| 35 | #include "au0828-cards.h" |
| 36 | |
| 37 | #define DRIVER_NAME "au0828" |
| 38 | #define URB_COUNT 16 |
| 39 | //#define URB_BUFSIZE (312 * 188) |
| 40 | #define URB_BUFSIZE (0xe522) |
| 41 | |
| 42 | struct au0828_board { |
| 43 | char *name; |
| 44 | }; |
| 45 | |
| 46 | struct au0828_dvb { |
| 47 | struct mutex lock; |
| 48 | struct dvb_adapter adapter; |
| 49 | struct dvb_frontend *frontend; |
| 50 | struct dvb_demux demux; |
| 51 | struct dmxdev dmxdev; |
| 52 | struct dmx_frontend fe_hw; |
| 53 | struct dmx_frontend fe_mem; |
| 54 | struct dvb_net net; |
| 55 | int feeding; |
| 56 | }; |
| 57 | |
| 58 | struct au0828_dev { |
| 59 | struct mutex mutex; |
| 60 | struct usb_device *usbdev; |
| 61 | int board; |
| 62 | u8 ctrlmsg[64]; |
| 63 | |
| 64 | /* I2C */ |
| 65 | struct i2c_adapter i2c_adap; |
| 66 | struct i2c_algo_bit_data i2c_algo; |
| 67 | struct i2c_client i2c_client; |
| 68 | u32 i2c_rc; |
| 69 | |
| 70 | /* Digital */ |
| 71 | struct au0828_dvb dvb; |
| 72 | |
| 73 | /* USB / URB Related */ |
| 74 | int urb_streaming; |
| 75 | struct urb *urbs[URB_COUNT]; |
| 76 | |
| 77 | }; |
| 78 | |
| 79 | struct au0828_buff { |
| 80 | struct au0828_dev *dev; |
| 81 | struct urb *purb; |
| 82 | struct list_head buff_list; |
| 83 | }; |
| 84 | |
| 85 | /* ----------------------------------------------------------- */ |
| 86 | #define au0828_read(dev,reg) au0828_readreg(dev,reg) |
| 87 | #define au0828_write(dev,reg,value) au0828_writereg(dev,reg,value) |
| 88 | #define au0828_andor(dev,reg,mask,value) \ |
| 89 | au0828_writereg(dev,reg,(au0828_readreg(dev,reg)&~(mask))|((value)&(mask))) |
| 90 | |
| 91 | #define au0828_set(dev,reg,bit) au0828_andor(dev,(reg),(bit),(bit)) |
| 92 | #define au0828_clear(dev,reg,bit) au0828_andor(dev,(reg),(bit),0) |
| 93 | |
| 94 | /* ----------------------------------------------------------- */ |
| 95 | /* au0828-core.c */ |
| 96 | extern u32 au0828_read(struct au0828_dev *dev, u16 reg); |
| 97 | extern u32 au0828_write(struct au0828_dev *dev, u16 reg, u32 val); |
| 98 | |
| 99 | /* ----------------------------------------------------------- */ |
| 100 | /* au0828-cards.c */ |
| 101 | extern struct au0828_board au0828_boards[]; |
| 102 | extern struct usb_device_id au0828_usb_id_table[]; |
| 103 | extern const unsigned int au0828_bcount; |
| 104 | extern void au0828_gpio_setup(struct au0828_dev *dev); |
| 105 | extern int au0828_tuner_callback(void *priv, int command, int arg); |
| 106 | |
| 107 | /* ----------------------------------------------------------- */ |
| 108 | /* au0828-i2c.c */ |
| 109 | extern int au0828_i2c_register(struct au0828_dev *dev); |
| 110 | extern int au0828_i2c_unregister(struct au0828_dev *dev); |
| 111 | extern void au0828_call_i2c_clients(struct au0828_dev *dev, |
| 112 | unsigned int cmd, void *arg); |
| 113 | |
| 114 | /* ----------------------------------------------------------- */ |
| 115 | /* au0828-dvb.c */ |
| 116 | extern int au0828_dvb_register(struct au0828_dev *dev); |
| 117 | extern void au0828_dvb_unregister(struct au0828_dev *dev); |