Commit | Line | Data |
---|---|---|
265a6510 ST |
1 | /* |
2 | * Driver for the Auvitek AU0828 USB bridge | |
3 | * | |
6d897616 | 4 | * Copyright (c) 2008 Steven Toth <stoth@linuxtv.org> |
265a6510 ST |
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 | ||
83afb32a MCC |
22 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
23 | ||
e8e3039f | 24 | #include <linux/bitops.h> |
265a6510 ST |
25 | #include <linux/usb.h> |
26 | #include <linux/i2c.h> | |
27 | #include <linux/i2c-algo-bit.h> | |
28930fa9 | 28 | #include <media/tveeprom.h> |
265a6510 | 29 | |
8b2f0795 DH |
30 | /* Analog */ |
31 | #include <linux/videodev2.h> | |
2d700715 | 32 | #include <media/videobuf2-v4l2.h> |
05439b1a | 33 | #include <media/videobuf2-vmalloc.h> |
b14667f3 | 34 | #include <media/v4l2-device.h> |
e8c26f45 | 35 | #include <media/v4l2-ctrls.h> |
83b09422 | 36 | #include <media/v4l2-fh.h> |
bed69196 | 37 | #include <media/media-device.h> |
8b2f0795 | 38 | |
265a6510 ST |
39 | /* DVB */ |
40 | #include "demux.h" | |
41 | #include "dmxdev.h" | |
42 | #include "dvb_demux.h" | |
43 | #include "dvb_frontend.h" | |
44 | #include "dvb_net.h" | |
45 | #include "dvbdev.h" | |
46 | ||
47 | #include "au0828-reg.h" | |
48 | #include "au0828-cards.h" | |
49 | ||
265a6510 | 50 | #define URB_COUNT 16 |
265a6510 ST |
51 | #define URB_BUFSIZE (0xe522) |
52 | ||
8b2f0795 DH |
53 | /* Analog constants */ |
54 | #define NTSC_STD_W 720 | |
55 | #define NTSC_STD_H 480 | |
56 | ||
57 | #define AU0828_INTERLACED_DEFAULT 1 | |
58 | #define V4L2_CID_PRIVATE_SHARPNESS (V4L2_CID_PRIVATE_BASE + 0) | |
59 | ||
60 | /* Defination for AU0828 USB transfer */ | |
61 | #define AU0828_MAX_ISO_BUFS 12 /* maybe resize this value in the future */ | |
83f859c5 | 62 | #define AU0828_ISO_PACKETS_PER_URB 128 |
8b2f0795 DH |
63 | |
64 | #define AU0828_MIN_BUF 4 | |
65 | #define AU0828_DEF_BUF 8 | |
66 | ||
8b2f0795 DH |
67 | #define AU0828_MAX_INPUT 4 |
68 | ||
7f8eacd2 DH |
69 | /* au0828 resource types (used for res_get/res_lock etc */ |
70 | #define AU0828_RESOURCE_VIDEO 0x01 | |
71 | #define AU0828_RESOURCE_VBI 0x02 | |
72 | ||
8b2f0795 | 73 | enum au0828_itype { |
220be77c DH |
74 | AU0828_VMUX_UNDEFINED = 0, |
75 | AU0828_VMUX_COMPOSITE, | |
8b2f0795 DH |
76 | AU0828_VMUX_SVIDEO, |
77 | AU0828_VMUX_CABLE, | |
78 | AU0828_VMUX_TELEVISION, | |
79 | AU0828_VMUX_DVB, | |
8b2f0795 DH |
80 | }; |
81 | ||
82 | struct au0828_input { | |
83 | enum au0828_itype type; | |
84 | unsigned int vmux; | |
85 | unsigned int amux; | |
86 | void (*audio_setup) (void *priv, int enable); | |
87 | }; | |
88 | ||
265a6510 ST |
89 | struct au0828_board { |
90 | char *name; | |
f1add5b5 DH |
91 | unsigned int tuner_type; |
92 | unsigned char tuner_addr; | |
16af6f5a | 93 | unsigned char i2c_clk_divider; |
2fcfd317 | 94 | unsigned char has_ir_i2c:1; |
b13b47e0 | 95 | unsigned char has_analog:1; |
8b2f0795 | 96 | struct au0828_input input[AU0828_MAX_INPUT]; |
265a6510 ST |
97 | }; |
98 | ||
99 | struct au0828_dvb { | |
100 | struct mutex lock; | |
101 | struct dvb_adapter adapter; | |
102 | struct dvb_frontend *frontend; | |
103 | struct dvb_demux demux; | |
104 | struct dmxdev dmxdev; | |
105 | struct dmx_frontend fe_hw; | |
106 | struct dmx_frontend fe_mem; | |
107 | struct dvb_net net; | |
108 | int feeding; | |
4609981f TM |
109 | int start_count; |
110 | int stop_count; | |
f6fef863 MCC |
111 | |
112 | int (*set_frontend)(struct dvb_frontend *fe); | |
265a6510 ST |
113 | }; |
114 | ||
8b2f0795 DH |
115 | enum au0828_stream_state { |
116 | STREAM_OFF, | |
117 | STREAM_INTERRUPT, | |
118 | STREAM_ON | |
119 | }; | |
120 | ||
f1add5b5 | 121 | #define AUVI_INPUT(nr) (dev->board.input[nr]) |
8b2f0795 DH |
122 | |
123 | /* device state */ | |
124 | enum au0828_dev_state { | |
e8e3039f MCC |
125 | DEV_INITIALIZED = 0, |
126 | DEV_DISCONNECTED = 1, | |
127 | DEV_MISCONFIGURED = 2 | |
8b2f0795 DH |
128 | }; |
129 | ||
05439b1a | 130 | struct au0828_dev; |
8b2f0795 DH |
131 | |
132 | struct au0828_usb_isoc_ctl { | |
133 | /* max packet size of isoc transaction */ | |
134 | int max_pkt_size; | |
135 | ||
136 | /* number of allocated urbs */ | |
137 | int num_bufs; | |
138 | ||
139 | /* urb for isoc transfers */ | |
140 | struct urb **urb; | |
141 | ||
142 | /* transfer buffers for isoc transfer */ | |
143 | char **transfer_buffer; | |
144 | ||
145 | /* Last buffer command and region */ | |
146 | u8 cmd; | |
147 | int pos, size, pktsize; | |
148 | ||
149 | /* Last field: ODD or EVEN? */ | |
150 | int field; | |
151 | ||
152 | /* Stores incomplete commands */ | |
153 | u32 tmp_buf; | |
154 | int tmp_buf_len; | |
155 | ||
156 | /* Stores already requested buffers */ | |
7f8eacd2 DH |
157 | struct au0828_buffer *buf; |
158 | struct au0828_buffer *vbi_buf; | |
8b2f0795 DH |
159 | |
160 | /* Stores the number of received fields */ | |
161 | int nfields; | |
162 | ||
163 | /* isoc urb callback */ | |
164 | int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb); | |
165 | ||
166 | }; | |
167 | ||
168 | /* buffer for one video frame */ | |
169 | struct au0828_buffer { | |
170 | /* common v4l buffer stuff -- must be first */ | |
2d700715 | 171 | struct vb2_v4l2_buffer vb; |
05439b1a | 172 | struct list_head list; |
8b2f0795 | 173 | |
05439b1a SK |
174 | void *mem; |
175 | unsigned long length; | |
8b2f0795 | 176 | int top_field; |
05439b1a SK |
177 | /* pointer to vmalloc memory address in vb */ |
178 | char *vb_buf; | |
8b2f0795 DH |
179 | }; |
180 | ||
181 | struct au0828_dmaqueue { | |
182 | struct list_head active; | |
8b2f0795 | 183 | /* Counters to control buffer fill */ |
05439b1a | 184 | int pos; |
8b2f0795 DH |
185 | }; |
186 | ||
265a6510 ST |
187 | struct au0828_dev { |
188 | struct mutex mutex; | |
189 | struct usb_device *usbdev; | |
f1add5b5 DH |
190 | int boardnr; |
191 | struct au0828_board board; | |
265a6510 ST |
192 | u8 ctrlmsg[64]; |
193 | ||
194 | /* I2C */ | |
195 | struct i2c_adapter i2c_adap; | |
b14667f3 | 196 | struct i2c_algorithm i2c_algo; |
265a6510 ST |
197 | struct i2c_client i2c_client; |
198 | u32 i2c_rc; | |
199 | ||
200 | /* Digital */ | |
201 | struct au0828_dvb dvb; | |
43f2cccf | 202 | struct work_struct restart_streaming; |
265a6510 | 203 | |
8a4e7866 | 204 | #ifdef CONFIG_VIDEO_AU0828_V4L2 |
8b2f0795 | 205 | /* Analog */ |
b14667f3 | 206 | struct v4l2_device v4l2_dev; |
e8c26f45 | 207 | struct v4l2_ctrl_handler v4l2_ctrl_hdl; |
8a4e7866 | 208 | #endif |
2fcfd317 MCC |
209 | #ifdef CONFIG_VIDEO_AU0828_RC |
210 | struct au0828_rc *ir; | |
211 | #endif | |
212 | ||
41071bb8 SK |
213 | struct video_device vdev; |
214 | struct video_device vbi_dev; | |
05439b1a SK |
215 | |
216 | /* Videobuf2 */ | |
217 | struct vb2_queue vb_vidq; | |
218 | struct vb2_queue vb_vbiq; | |
219 | struct mutex vb_queue_lock; | |
220 | struct mutex vb_vbi_queue_lock; | |
221 | ||
222 | unsigned int frame_count; | |
223 | unsigned int vbi_frame_count; | |
224 | ||
6e04b7b9 | 225 | struct timer_list vid_timeout; |
78ca5005 | 226 | int vid_timeout_running; |
6e04b7b9 | 227 | struct timer_list vbi_timeout; |
78ca5005 | 228 | int vbi_timeout_running; |
05439b1a SK |
229 | |
230 | int users; | |
231 | int streaming_users; | |
232 | ||
8b2f0795 DH |
233 | int width; |
234 | int height; | |
7f8eacd2 DH |
235 | int vbi_width; |
236 | int vbi_height; | |
237 | u32 vbi_read; | |
33b6b89b | 238 | v4l2_std_id std; |
8b2f0795 DH |
239 | u32 field_size; |
240 | u32 frame_size; | |
241 | u32 bytesperline; | |
242 | int type; | |
243 | u8 ctrl_ainput; | |
244 | __u8 isoc_in_endpointaddr; | |
245 | u8 isoc_init_ok; | |
246 | int greenscreen_detected; | |
8b2f0795 DH |
247 | int ctrl_freq; |
248 | int input_type; | |
c98bc032 | 249 | int std_set_in_tuner_core; |
8b2f0795 | 250 | unsigned int ctrl_input; |
e8e3039f | 251 | long unsigned int dev_state; /* defined at enum au0828_dev_state */; |
8b2f0795 DH |
252 | enum au0828_stream_state stream_state; |
253 | wait_queue_head_t open; | |
254 | ||
255 | struct mutex lock; | |
256 | ||
257 | /* Isoc control struct */ | |
258 | struct au0828_dmaqueue vidq; | |
7f8eacd2 | 259 | struct au0828_dmaqueue vbiq; |
8b2f0795 DH |
260 | struct au0828_usb_isoc_ctl isoc_ctl; |
261 | spinlock_t slock; | |
262 | ||
263 | /* usb transfer */ | |
264 | int alt; /* alternate */ | |
265 | int max_pkt_size; /* max packet size of isoc transaction */ | |
266 | int num_alt; /* Number of alternative settings */ | |
267 | unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */ | |
268 | struct urb *urb[AU0828_MAX_ISO_BUFS]; /* urb for isoc transfers */ | |
269 | char *transfer_buffer[AU0828_MAX_ISO_BUFS];/* transfer buffers for isoc | |
270 | transfer */ | |
271 | ||
2930977a MCC |
272 | /* DVB USB / URB Related */ |
273 | bool urb_streaming, need_urb_start; | |
265a6510 | 274 | struct urb *urbs[URB_COUNT]; |
f251b3e7 TM |
275 | |
276 | /* Preallocated transfer digital transfer buffers */ | |
277 | ||
278 | char *dig_transfer_buffer[URB_COUNT]; | |
bed69196 RLLC |
279 | |
280 | #ifdef CONFIG_MEDIA_CONTROLLER | |
281 | struct media_device *media_dev; | |
282 | struct media_pad video_pad, vbi_pad; | |
0158e7b6 | 283 | struct media_entity *decoder; |
d1f33737 MCC |
284 | struct media_entity input_ent[AU0828_MAX_INPUT]; |
285 | struct media_pad input_pad[AU0828_MAX_INPUT]; | |
f90c5d79 | 286 | struct media_entity_notify entity_notify; |
c94903f1 SK |
287 | struct media_entity *tuner; |
288 | struct media_link *active_link; | |
289 | struct media_entity *active_link_owner; | |
290 | struct media_entity *active_source; | |
291 | struct media_entity *active_sink; | |
bed69196 | 292 | #endif |
265a6510 ST |
293 | }; |
294 | ||
05439b1a | 295 | |
265a6510 | 296 | /* ----------------------------------------------------------- */ |
18d73c58 MCC |
297 | #define au0828_read(dev, reg) au0828_readreg(dev, reg) |
298 | #define au0828_write(dev, reg, value) au0828_writereg(dev, reg, value) | |
299 | #define au0828_andor(dev, reg, mask, value) \ | |
300 | au0828_writereg(dev, reg, \ | |
301 | (au0828_readreg(dev, reg) & ~(mask)) | ((value) & (mask))) | |
302 | ||
303 | #define au0828_set(dev, reg, bit) au0828_andor(dev, (reg), (bit), (bit)) | |
304 | #define au0828_clear(dev, reg, bit) au0828_andor(dev, (reg), (bit), 0) | |
265a6510 ST |
305 | |
306 | /* ----------------------------------------------------------- */ | |
307 | /* au0828-core.c */ | |
308 | extern u32 au0828_read(struct au0828_dev *dev, u16 reg); | |
309 | extern u32 au0828_write(struct au0828_dev *dev, u16 reg, u32 val); | |
7b606ffd | 310 | extern void au0828_usb_release(struct au0828_dev *dev); |
b33d24c4 | 311 | extern int au0828_debug; |
265a6510 ST |
312 | |
313 | /* ----------------------------------------------------------- */ | |
314 | /* au0828-cards.c */ | |
315 | extern struct au0828_board au0828_boards[]; | |
316 | extern struct usb_device_id au0828_usb_id_table[]; | |
265a6510 | 317 | extern void au0828_gpio_setup(struct au0828_dev *dev); |
d7cba043 MK |
318 | extern int au0828_tuner_callback(void *priv, int component, |
319 | int command, int arg); | |
28930fa9 | 320 | extern void au0828_card_setup(struct au0828_dev *dev); |
265a6510 ST |
321 | |
322 | /* ----------------------------------------------------------- */ | |
323 | /* au0828-i2c.c */ | |
324 | extern int au0828_i2c_register(struct au0828_dev *dev); | |
325 | extern int au0828_i2c_unregister(struct au0828_dev *dev); | |
265a6510 | 326 | |
8b2f0795 DH |
327 | /* ----------------------------------------------------------- */ |
328 | /* au0828-video.c */ | |
05439b1a SK |
329 | extern int au0828_start_analog_streaming(struct vb2_queue *vq, |
330 | unsigned int count); | |
331 | extern void au0828_stop_vbi_streaming(struct vb2_queue *vq); | |
1a1ba95e | 332 | #ifdef CONFIG_VIDEO_AU0828_V4L2 |
7b606ffd MCC |
333 | extern int au0828_v4l2_device_register(struct usb_interface *interface, |
334 | struct au0828_dev *dev); | |
335 | ||
336 | extern int au0828_analog_register(struct au0828_dev *dev, | |
337 | struct usb_interface *interface); | |
338 | extern int au0828_analog_unregister(struct au0828_dev *dev); | |
339 | extern void au0828_usb_v4l2_media_release(struct au0828_dev *dev); | |
05439b1a SK |
340 | extern void au0828_v4l2_suspend(struct au0828_dev *dev); |
341 | extern void au0828_v4l2_resume(struct au0828_dev *dev); | |
1a1ba95e | 342 | #else |
7b606ffd MCC |
343 | static inline int au0828_v4l2_device_register(struct usb_interface *interface, |
344 | struct au0828_dev *dev) | |
345 | { return 0; }; | |
346 | static inline int au0828_analog_register(struct au0828_dev *dev, | |
347 | struct usb_interface *interface) | |
348 | { return 0; }; | |
349 | static inline int au0828_analog_unregister(struct au0828_dev *dev) | |
350 | { return 0; }; | |
351 | static inline void au0828_usb_v4l2_media_release(struct au0828_dev *dev) { }; | |
1a1ba95e MCC |
352 | static inline void au0828_v4l2_suspend(struct au0828_dev *dev) { }; |
353 | static inline void au0828_v4l2_resume(struct au0828_dev *dev) { }; | |
354 | #endif | |
8b2f0795 | 355 | |
265a6510 ST |
356 | /* ----------------------------------------------------------- */ |
357 | /* au0828-dvb.c */ | |
358 | extern int au0828_dvb_register(struct au0828_dev *dev); | |
359 | extern void au0828_dvb_unregister(struct au0828_dev *dev); | |
b799de75 MCC |
360 | void au0828_dvb_suspend(struct au0828_dev *dev); |
361 | void au0828_dvb_resume(struct au0828_dev *dev); | |
bc3c613c | 362 | |
7f8eacd2 | 363 | /* au0828-vbi.c */ |
05439b1a | 364 | extern struct vb2_ops au0828_vbi_qops; |
7f8eacd2 | 365 | |
bc3c613c | 366 | #define dprintk(level, fmt, arg...)\ |
b33d24c4 | 367 | do { if (au0828_debug & level)\ |
83afb32a | 368 | printk(KERN_DEBUG pr_fmt(fmt), ## arg);\ |
bc3c613c | 369 | } while (0) |
2fcfd317 MCC |
370 | |
371 | /* au0828-input.c */ | |
917cbcde SK |
372 | #ifdef CONFIG_VIDEO_AU0828_RC |
373 | extern int au0828_rc_register(struct au0828_dev *dev); | |
374 | extern void au0828_rc_unregister(struct au0828_dev *dev); | |
375 | extern int au0828_rc_suspend(struct au0828_dev *dev); | |
376 | extern int au0828_rc_resume(struct au0828_dev *dev); | |
377 | #else | |
378 | static inline int au0828_rc_register(struct au0828_dev *dev) { return 0; } | |
379 | static inline void au0828_rc_unregister(struct au0828_dev *dev) { } | |
380 | static inline int au0828_rc_suspend(struct au0828_dev *dev) { return 0; } | |
381 | static inline int au0828_rc_resume(struct au0828_dev *dev) { return 0; } | |
382 | #endif |