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9701dc94 MCC |
1 | /* |
2 | tm6000.h - driver for TM5600/TM6000 USB video capture devices | |
3 | ||
4 | Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org> | |
5 | ||
3169c9b2 ML |
6 | Copyright (C) 2007 Michel Ludwig <michel.ludwig@gmail.com> |
7 | - DVB-T support | |
8 | ||
9701dc94 MCC |
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 | |
12 | ||
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. | |
17 | ||
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. | |
21 | */ | |
22 | ||
23 | // Use the tm6000-hack, instead of the proper initialization code | |
24 | //#define HACK 1 | |
25 | ||
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> | |
427f7fac MCC |
32 | #include <media/v4l2-device.h> |
33 | ||
9701dc94 | 34 | |
3169c9b2 ML |
35 | #include <linux/dvb/frontend.h> |
36 | #include "dvb_demux.h" | |
37 | #include "dvb_frontend.h" | |
38 | #include "dmxdev.h" | |
39 | ||
9701dc94 MCC |
40 | #define TM6000_VERSION KERNEL_VERSION(0, 0, 1) |
41 | ||
42 | /* Inputs */ | |
c85cba3f MCC |
43 | |
44 | enum tm6000_itype { | |
45 | TM6000_INPUT_TV = 0, | |
46 | TM6000_INPUT_COMPOSITE, | |
47 | TM6000_INPUT_SVIDEO, | |
48 | }; | |
49 | ||
29c389be MCC |
50 | enum tm6000_devtype { |
51 | TM6000 = 0, | |
52 | TM5600, | |
53 | TM6010, | |
54 | }; | |
9701dc94 MCC |
55 | |
56 | /* ------------------------------------------------------------------ | |
57 | Basic structures | |
58 | ------------------------------------------------------------------*/ | |
59 | ||
60 | struct tm6000_fmt { | |
61 | char *name; | |
62 | u32 fourcc; /* v4l2 format id */ | |
63 | int depth; | |
64 | }; | |
65 | ||
66 | /* buffer for one video frame */ | |
67 | struct tm6000_buffer { | |
68 | /* common v4l buffer stuff -- must be first */ | |
69 | struct videobuf_buffer vb; | |
70 | ||
71 | struct tm6000_fmt *fmt; | |
72 | }; | |
73 | ||
74 | struct tm6000_dmaqueue { | |
75 | struct list_head active; | |
76 | struct list_head queued; | |
9701dc94 MCC |
77 | |
78 | /* thread for generating video stream*/ | |
79 | struct task_struct *kthread; | |
80 | wait_queue_head_t wq; | |
81 | /* Counters to control fps rate */ | |
82 | int frame; | |
83 | int ini_jiffies; | |
84 | }; | |
85 | ||
86 | /* device states */ | |
87 | enum tm6000_core_state { | |
88 | DEV_INITIALIZED = 0x01, | |
89 | DEV_DISCONNECTED = 0x02, | |
90 | DEV_MISCONFIGURED = 0x04, | |
91 | }; | |
92 | ||
93 | /* io methods */ | |
94 | enum tm6000_io_method { | |
95 | IO_NONE, | |
96 | IO_READ, | |
97 | IO_MMAP, | |
98 | }; | |
99 | ||
100 | enum tm6000_mode { | |
101 | TM6000_MODE_UNKNOWN=0, | |
102 | TM6000_MODE_ANALOG, | |
103 | TM6000_MODE_DIGITAL, | |
104 | }; | |
105 | ||
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; | |
4386136d | 112 | unsigned int has_remote:1; |
9701dc94 MCC |
113 | }; |
114 | ||
3169c9b2 ML |
115 | struct tm6000_dvb { |
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; | |
122 | struct mutex mutex; | |
123 | }; | |
124 | ||
9701dc94 MCC |
125 | struct tm6000_core { |
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 */ | |
29c389be | 130 | enum tm6000_devtype dev_type; /* type of device */ |
3169c9b2 ML |
131 | |
132 | v4l2_std_id norm; /* Current norm */ | |
4475c044 | 133 | int width,height; /* Selected resolution */ |
9701dc94 MCC |
134 | |
135 | enum tm6000_core_state state; | |
136 | ||
137 | /* Device Capabilities*/ | |
138 | struct tm6000_capabilities caps; | |
139 | ||
140 | /* Tuner configuration */ | |
95a83824 ML |
141 | int tuner_type; /* type of the tuner */ |
142 | int tuner_addr; /* tuner address */ | |
143 | int tuner_reset_gpio; /* GPIO used for tuner reset */ | |
144 | ||
145 | /* Demodulator configuration */ | |
146 | int demod_addr; /* demodulator address */ | |
9701dc94 | 147 | |
c13dd704 | 148 | int audio_bitrate; |
9701dc94 MCC |
149 | /* i2c i/o */ |
150 | struct i2c_adapter i2c_adap; | |
151 | struct i2c_client i2c_client; | |
152 | ||
153 | /* video for linux */ | |
154 | struct list_head tm6000_corelist; | |
155 | int users; | |
156 | ||
157 | /* various device info */ | |
158 | unsigned int resources; | |
7c3f53ec | 159 | struct video_device *vfd; |
9701dc94 | 160 | struct tm6000_dmaqueue vidq; |
427f7fac | 161 | struct v4l2_device v4l2_dev; |
9701dc94 MCC |
162 | |
163 | int input; | |
164 | int freq; | |
165 | unsigned int fourcc; | |
166 | ||
167 | enum tm6000_mode mode; | |
168 | ||
3169c9b2 ML |
169 | /* DVB-T support */ |
170 | struct tm6000_dvb *dvb; | |
171 | ||
9701dc94 MCC |
172 | /* locks */ |
173 | struct mutex lock; | |
174 | ||
175 | /* usb transfer */ | |
176 | struct usb_device *udev; /* the usb device */ | |
177 | ||
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; | |
181 | ||
182 | /* scaler!=0 if scaler is active*/ | |
183 | int scaler; | |
184 | ||
185 | /* Isoc control struct */ | |
186 | struct usb_isoc_ctl isoc_ctl; | |
187 | ||
188 | spinlock_t slock; | |
189 | }; | |
190 | ||
191 | struct tm6000_fh { | |
192 | struct tm6000_core *dev; | |
193 | ||
194 | /* video capture */ | |
195 | struct tm6000_fmt *fmt; | |
196 | unsigned int width,height; | |
197 | struct videobuf_queue vb_vidq; | |
198 | ||
199 | enum v4l2_buf_type type; | |
200 | }; | |
201 | ||
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 | |
205 | ||
206 | /* In tm6000-core.c */ | |
9701dc94 MCC |
207 | |
208 | int tm6000_read_write_usb (struct tm6000_core *dev, u8 reqtype, u8 req, | |
209 | u16 value, u16 index, u8 *buf, u16 len); | |
210 | int tm6000_get_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index); | |
211 | int tm6000_set_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index); | |
212 | int tm6000_init (struct tm6000_core *dev); | |
213 | int tm6000_init_after_firmware (struct tm6000_core *dev); | |
214 | ||
215 | int tm6000_init_analog_mode (struct tm6000_core *dev); | |
3169c9b2 | 216 | int tm6000_init_digital_mode (struct tm6000_core *dev); |
9701dc94 MCC |
217 | int tm6000_set_audio_bitrate (struct tm6000_core *dev, int bitrate); |
218 | ||
3169c9b2 ML |
219 | int tm6000_dvb_register(struct tm6000_core *dev); |
220 | void tm6000_dvb_unregister(struct tm6000_core *dev); | |
221 | ||
9701dc94 MCC |
222 | int tm6000_v4l2_register(struct tm6000_core *dev); |
223 | int tm6000_v4l2_unregister(struct tm6000_core *dev); | |
224 | int tm6000_v4l2_exit(void); | |
225 | void tm6000_set_fourcc_format(struct tm6000_core *dev); | |
226 | ||
5200401a MCC |
227 | /* In tm6000-stds.c */ |
228 | void tm6000_get_std_res(struct tm6000_core *dev); | |
229 | int tm6000_set_standard (struct tm6000_core *dev, v4l2_std_id *norm); | |
230 | ||
9701dc94 MCC |
231 | /* In tm6000-i2c.c */ |
232 | int tm6000_i2c_register(struct tm6000_core *dev); | |
233 | int tm6000_i2c_unregister(struct tm6000_core *dev); | |
9701dc94 MCC |
234 | |
235 | /* In tm6000-queue.c */ | |
236 | ||
237 | int tm6000_v4l2_mmap(struct file *filp, struct vm_area_struct *vma); | |
238 | ||
239 | int tm6000_vidioc_streamon(struct file *file, void *priv, | |
240 | enum v4l2_buf_type i); | |
241 | int tm6000_vidioc_streamoff(struct file *file, void *priv, | |
242 | enum v4l2_buf_type i); | |
243 | int tm6000_vidioc_reqbufs (struct file *file, void *priv, | |
244 | struct v4l2_requestbuffers *rb); | |
245 | int tm6000_vidioc_querybuf (struct file *file, void *priv, | |
246 | struct v4l2_buffer *b); | |
247 | int tm6000_vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *b); | |
248 | int tm6000_vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *b); | |
249 | ssize_t tm6000_v4l2_read(struct file *filp, char __user * buf, size_t count, | |
250 | loff_t * f_pos); | |
251 | unsigned int tm6000_v4l2_poll(struct file *file, | |
252 | struct poll_table_struct *wait); | |
253 | int tm6000_queue_init(struct tm6000_core *dev); | |
254 | ||
576d5739 MCC |
255 | /* In tm6000-alsa.c */ |
256 | int tm6000_audio_init(struct tm6000_core *dev, int idx); | |
257 | ||
258 | ||
9701dc94 MCC |
259 | /* Debug stuff */ |
260 | ||
261 | extern int tm6000_debug; | |
262 | ||
263 | #define dprintk(dev, level, fmt, arg...) do {\ | |
264 | if (tm6000_debug & level) \ | |
265 | printk(KERN_INFO "(%lu) %s %s :"fmt, jiffies, \ | |
266 | dev->name, __FUNCTION__ , ##arg); } while (0) | |
267 | ||
268 | #define V4L2_DEBUG_REG 0x0004 | |
269 | #define V4L2_DEBUG_I2C 0x0008 | |
270 | #define V4L2_DEBUG_QUEUE 0x0010 | |
271 | #define V4L2_DEBUG_ISOC 0x0020 | |
272 | #define V4L2_DEBUG_RES_LOCK 0x0040 /* Resource locking */ | |
273 | #define V4L2_DEBUG_OPEN 0x0080 /* video open/close debug */ | |
274 | ||
275 | #define tm6000_err(fmt, arg...) do {\ | |
276 | printk(KERN_ERR "tm6000 %s :"fmt, \ | |
277 | __FUNCTION__ , ##arg); } while (0) | |
278 | ||
279 |