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,
116 struct tm6000_capabilities {
117 unsigned int has_tuner:1;
118 unsigned int has_tda9874:1;
119 unsigned int has_dvb:1;
120 unsigned int has_zl10353:1;
121 unsigned int has_eeprom:1;
122 unsigned int has_remote:1;
126 struct dvb_adapter adapter;
127 struct dvb_demux demux;
128 struct dvb_frontend *frontend;
129 struct dmxdev dmxdev;
130 unsigned int streams;
131 struct urb *bulk_urb;
136 /* generic device properties */
137 char name[30]; /* name (including minor) of the device */
138 int model; /* index in the device_data struct */
139 int devno; /* marks the number of this device */
140 enum tm6000_devtype dev_type; /* type of device */
142 v4l2_std_id norm; /* Current norm */
143 int width,height; /* Selected resolution */
145 enum tm6000_core_state state;
147 /* Device Capabilities*/
148 struct tm6000_capabilities caps;
150 /* Tuner configuration */
151 int tuner_type; /* type of the tuner */
152 int tuner_addr; /* tuner address */
154 struct tm6000_gpio gpio;
156 /* Demodulator configuration */
157 int demod_addr; /* demodulator address */
161 struct i2c_adapter i2c_adap;
162 struct i2c_client i2c_client;
164 /* video for linux */
165 struct list_head tm6000_corelist;
168 /* various device info */
169 unsigned int resources;
170 struct video_device *vfd;
171 struct tm6000_dmaqueue vidq;
172 struct v4l2_device v4l2_dev;
178 enum tm6000_mode mode;
181 struct tm6000_dvb *dvb;
187 struct usb_device *udev; /* the usb device */
189 struct usb_host_endpoint *bulk_in, *bulk_out, *isoc_in, *isoc_out;
190 unsigned int max_bulk_in, max_bulk_out;
191 unsigned int max_isoc_in, max_isoc_out;
193 /* scaler!=0 if scaler is active*/
196 /* Isoc control struct */
197 struct usb_isoc_ctl isoc_ctl;
203 struct tm6000_core *dev;
206 struct tm6000_fmt *fmt;
207 unsigned int width,height;
208 struct videobuf_queue vb_vidq;
210 enum v4l2_buf_type type;
213 #define TM6000_STD V4L2_STD_PAL|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc| \
214 V4L2_STD_PAL_M|V4L2_STD_PAL_60|V4L2_STD_NTSC_M| \
215 V4L2_STD_NTSC_M_JP|V4L2_STD_SECAM
217 /* In tm6000-cards.c */
219 int tm6000_tuner_callback (void *ptr, int component, int command, int arg);
220 int tm6000_cards_setup(struct tm6000_core *dev);
222 /* In tm6000-core.c */
224 int tm6000_read_write_usb (struct tm6000_core *dev, u8 reqtype, u8 req,
225 u16 value, u16 index, u8 *buf, u16 len);
226 int tm6000_get_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index);
227 int tm6000_get_reg16(struct tm6000_core *dev, u8 req, u16 value, u16 index);
228 int tm6000_get_reg32(struct tm6000_core *dev, u8 req, u16 value, u16 index);
229 int tm6000_set_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index);
230 int tm6000_init (struct tm6000_core *dev);
232 int tm6000_init_analog_mode (struct tm6000_core *dev);
233 int tm6000_init_digital_mode (struct tm6000_core *dev);
234 int tm6000_set_audio_bitrate (struct tm6000_core *dev, int bitrate);
236 int tm6000_dvb_register(struct tm6000_core *dev);
237 void tm6000_dvb_unregister(struct tm6000_core *dev);
239 int tm6000_v4l2_register(struct tm6000_core *dev);
240 int tm6000_v4l2_unregister(struct tm6000_core *dev);
241 int tm6000_v4l2_exit(void);
242 void tm6000_set_fourcc_format(struct tm6000_core *dev);
244 /* In tm6000-stds.c */
245 void tm6000_get_std_res(struct tm6000_core *dev);
246 int tm6000_set_standard (struct tm6000_core *dev, v4l2_std_id *norm);
248 /* In tm6000-i2c.c */
249 int tm6000_i2c_register(struct tm6000_core *dev);
250 int tm6000_i2c_unregister(struct tm6000_core *dev);
252 /* In tm6000-queue.c */
254 int tm6000_v4l2_mmap(struct file *filp, struct vm_area_struct *vma);
256 int tm6000_vidioc_streamon(struct file *file, void *priv,
257 enum v4l2_buf_type i);
258 int tm6000_vidioc_streamoff(struct file *file, void *priv,
259 enum v4l2_buf_type i);
260 int tm6000_vidioc_reqbufs (struct file *file, void *priv,
261 struct v4l2_requestbuffers *rb);
262 int tm6000_vidioc_querybuf (struct file *file, void *priv,
263 struct v4l2_buffer *b);
264 int tm6000_vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *b);
265 int tm6000_vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *b);
266 ssize_t tm6000_v4l2_read(struct file *filp, char __user * buf, size_t count,
268 unsigned int tm6000_v4l2_poll(struct file *file,
269 struct poll_table_struct *wait);
270 int tm6000_queue_init(struct tm6000_core *dev);
272 /* In tm6000-alsa.c */
273 int tm6000_audio_init(struct tm6000_core *dev, int idx);
278 extern int tm6000_debug;
280 #define dprintk(dev, level, fmt, arg...) do {\
281 if (tm6000_debug & level) \
282 printk(KERN_INFO "(%lu) %s %s :"fmt, jiffies, \
283 dev->name, __FUNCTION__ , ##arg); } while (0)
285 #define V4L2_DEBUG_REG 0x0004
286 #define V4L2_DEBUG_I2C 0x0008
287 #define V4L2_DEBUG_QUEUE 0x0010
288 #define V4L2_DEBUG_ISOC 0x0020
289 #define V4L2_DEBUG_RES_LOCK 0x0040 /* Resource locking */
290 #define V4L2_DEBUG_OPEN 0x0080 /* video open/close debug */
292 #define tm6000_err(fmt, arg...) do {\
293 printk(KERN_ERR "tm6000 %s :"fmt, \
294 __FUNCTION__ , ##arg); } while (0)