2 tm6000.h - driver for TM5600/TM6000/TM6010 USB video capture devices
4 Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org>
6 Copyright (C) 2007 Michel Ludwig <michel.ludwig@gmail.com>
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation version 2
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 // Use the tm6000-hack, instead of the proper initialization code
26 #include <linux/videodev2.h>
27 #include <media/v4l2-common.h>
28 #include <media/videobuf-vmalloc.h>
29 #include "tm6000-usb-isoc.h"
30 #include <linux/i2c.h>
31 #include <linux/mutex.h>
32 #include <media/v4l2-device.h>
35 #include <linux/dvb/frontend.h>
36 #include "dvb_demux.h"
37 #include "dvb_frontend.h"
40 #define TM6000_VERSION KERNEL_VERSION(0, 0, 2)
46 TM6000_INPUT_COMPOSITE,
56 /* ------------------------------------------------------------------
58 ------------------------------------------------------------------*/
62 u32 fourcc; /* v4l2 format id */
66 /* buffer for one video frame */
67 struct tm6000_buffer {
68 /* common v4l buffer stuff -- must be first */
69 struct videobuf_buffer vb;
71 struct tm6000_fmt *fmt;
74 struct tm6000_dmaqueue {
75 struct list_head active;
76 struct list_head queued;
78 /* thread for generating video stream*/
79 struct task_struct *kthread;
81 /* Counters to control fps rate */
87 enum tm6000_core_state {
88 DEV_INITIALIZED = 0x01,
89 DEV_DISCONNECTED = 0x02,
90 DEV_MISCONFIGURED = 0x04,
94 enum tm6000_io_method {
101 TM6000_MODE_UNKNOWN=0,
106 struct tm6000_capabilities {
107 unsigned int has_tuner:1;
108 unsigned int has_tda9874:1;
109 unsigned int has_dvb:1;
110 unsigned int has_zl10353:1;
111 unsigned int has_eeprom:1;
112 unsigned int has_remote:1;
116 struct dvb_adapter adapter;
117 struct dvb_demux demux;
118 struct dvb_frontend *frontend;
119 struct dmxdev dmxdev;
120 unsigned int streams;
121 struct urb *bulk_urb;
126 /* generic device properties */
127 char name[30]; /* name (including minor) of the device */
128 int model; /* index in the device_data struct */
129 int devno; /* marks the number of this device */
130 enum tm6000_devtype dev_type; /* type of device */
132 v4l2_std_id norm; /* Current norm */
133 int width,height; /* Selected resolution */
135 enum tm6000_core_state state;
137 /* Device Capabilities*/
138 struct tm6000_capabilities caps;
140 /* Tuner configuration */
141 int tuner_type; /* type of the tuner */
142 int tuner_addr; /* tuner address */
143 int tuner_reset_gpio; /* GPIO used for tuner reset */
145 /* Demodulator configuration */
146 int demod_addr; /* demodulator address */
150 struct i2c_adapter i2c_adap;
151 struct i2c_client i2c_client;
153 /* video for linux */
154 struct list_head tm6000_corelist;
157 /* various device info */
158 unsigned int resources;
159 struct video_device *vfd;
160 struct tm6000_dmaqueue vidq;
161 struct v4l2_device v4l2_dev;
167 enum tm6000_mode mode;
170 struct tm6000_dvb *dvb;
176 struct usb_device *udev; /* the usb device */
178 struct usb_host_endpoint *bulk_in, *bulk_out, *isoc_in, *isoc_out;
179 unsigned int max_bulk_in, max_bulk_out;
180 unsigned int max_isoc_in, max_isoc_out;
182 /* scaler!=0 if scaler is active*/
185 /* Isoc control struct */
186 struct usb_isoc_ctl isoc_ctl;
192 struct tm6000_core *dev;
195 struct tm6000_fmt *fmt;
196 unsigned int width,height;
197 struct videobuf_queue vb_vidq;
199 enum v4l2_buf_type type;
202 #define TM6000_STD V4L2_STD_PAL|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc| \
203 V4L2_STD_PAL_M|V4L2_STD_PAL_60|V4L2_STD_NTSC_M| \
204 V4L2_STD_NTSC_M_JP|V4L2_STD_SECAM
206 /* In tm6000-cards.c */
208 int tm6000_tuner_callback (void *ptr, int component, int command, int arg);
209 int tm6000_cards_setup(struct tm6000_core *dev);
211 /* In tm6000-core.c */
213 int tm6000_read_write_usb (struct tm6000_core *dev, u8 reqtype, u8 req,
214 u16 value, u16 index, u8 *buf, u16 len);
215 int tm6000_get_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index);
216 int tm6000_get_reg16(struct tm6000_core *dev, u8 req, u16 value, u16 index);
217 int tm6000_set_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index);
218 int tm6000_init (struct tm6000_core *dev);
220 int tm6000_init_analog_mode (struct tm6000_core *dev);
221 int tm6000_init_digital_mode (struct tm6000_core *dev);
222 int tm6000_set_audio_bitrate (struct tm6000_core *dev, int bitrate);
224 int tm6000_dvb_register(struct tm6000_core *dev);
225 void tm6000_dvb_unregister(struct tm6000_core *dev);
227 int tm6000_v4l2_register(struct tm6000_core *dev);
228 int tm6000_v4l2_unregister(struct tm6000_core *dev);
229 int tm6000_v4l2_exit(void);
230 void tm6000_set_fourcc_format(struct tm6000_core *dev);
232 /* In tm6000-stds.c */
233 void tm6000_get_std_res(struct tm6000_core *dev);
234 int tm6000_set_standard (struct tm6000_core *dev, v4l2_std_id *norm);
236 /* In tm6000-i2c.c */
237 int tm6000_i2c_register(struct tm6000_core *dev);
238 int tm6000_i2c_unregister(struct tm6000_core *dev);
240 /* In tm6000-queue.c */
242 int tm6000_v4l2_mmap(struct file *filp, struct vm_area_struct *vma);
244 int tm6000_vidioc_streamon(struct file *file, void *priv,
245 enum v4l2_buf_type i);
246 int tm6000_vidioc_streamoff(struct file *file, void *priv,
247 enum v4l2_buf_type i);
248 int tm6000_vidioc_reqbufs (struct file *file, void *priv,
249 struct v4l2_requestbuffers *rb);
250 int tm6000_vidioc_querybuf (struct file *file, void *priv,
251 struct v4l2_buffer *b);
252 int tm6000_vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *b);
253 int tm6000_vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *b);
254 ssize_t tm6000_v4l2_read(struct file *filp, char __user * buf, size_t count,
256 unsigned int tm6000_v4l2_poll(struct file *file,
257 struct poll_table_struct *wait);
258 int tm6000_queue_init(struct tm6000_core *dev);
260 /* In tm6000-alsa.c */
261 int tm6000_audio_init(struct tm6000_core *dev, int idx);
266 extern int tm6000_debug;
268 #define dprintk(dev, level, fmt, arg...) do {\
269 if (tm6000_debug & level) \
270 printk(KERN_INFO "(%lu) %s %s :"fmt, jiffies, \
271 dev->name, __FUNCTION__ , ##arg); } while (0)
273 #define V4L2_DEBUG_REG 0x0004
274 #define V4L2_DEBUG_I2C 0x0008
275 #define V4L2_DEBUG_QUEUE 0x0010
276 #define V4L2_DEBUG_ISOC 0x0020
277 #define V4L2_DEBUG_RES_LOCK 0x0040 /* Resource locking */
278 #define V4L2_DEBUG_OPEN 0x0080 /* video open/close debug */
280 #define tm6000_err(fmt, arg...) do {\
281 printk(KERN_ERR "tm6000 %s :"fmt, \
282 __FUNCTION__ , ##arg); } while (0)