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18 #ifndef __CPIA2_H__
19 #define __CPIA2_H__
20
21 #include <linux/videodev2.h>
22 #include <linux/usb.h>
23 #include <linux/poll.h>
24 #include <media/v4l2-common.h>
25 #include <media/v4l2-device.h>
26 #include <media/v4l2-ctrls.h>
27
28 #include "cpia2_registers.h"
29
30
31
32
33
34
35
36
37
38 #define ALLOW_CORRUPT 0
39
40
41 #define XFER_ISOC 0
42 #define XFER_BULK 1
43
44
45 #define USBIF_CMDONLY 0
46 #define USBIF_BULK 1
47 #define USBIF_ISO_1 2
48 #define USBIF_ISO_2 3
49 #define USBIF_ISO_3 4
50 #define USBIF_ISO_4 5
51 #define USBIF_ISO_5 6
52 #define USBIF_ISO_6 7
53
54
55 #define NEVER_FLICKER 0
56 #define FLICKER_60 60
57 #define FLICKER_50 50
58
59
60 #define DEBUG_NONE 0
61 #define DEBUG_REG 0x00000001
62 #define DEBUG_DUMP_PATCH 0x00000002
63 #define DEBUG_DUMP_REGS 0x00000004
64
65
66
67
68 enum {
69 VIDEOSIZE_VGA = 0,
70 VIDEOSIZE_CIF,
71 VIDEOSIZE_QVGA,
72 VIDEOSIZE_QCIF,
73 VIDEOSIZE_288_216,
74 VIDEOSIZE_256_192,
75 VIDEOSIZE_224_168,
76 VIDEOSIZE_192_144,
77 };
78
79 #define STV_IMAGE_CIF_ROWS 288
80 #define STV_IMAGE_CIF_COLS 352
81
82 #define STV_IMAGE_QCIF_ROWS 144
83 #define STV_IMAGE_QCIF_COLS 176
84
85 #define STV_IMAGE_VGA_ROWS 480
86 #define STV_IMAGE_VGA_COLS 640
87
88 #define STV_IMAGE_QVGA_ROWS 240
89 #define STV_IMAGE_QVGA_COLS 320
90
91 #define JPEG_MARKER_COM (1<<6)
92
93
94
95
96
97 enum sensors {
98 CPIA2_SENSOR_410,
99 CPIA2_SENSOR_500
100 };
101
102
103 #define CPIA2_ASIC_672 0x67
104
105
106 #define DEVICE_STV_672 0x0001
107 #define DEVICE_STV_676 0x0002
108
109 enum frame_status {
110 FRAME_EMPTY,
111 FRAME_READING,
112 FRAME_READY,
113 FRAME_ERROR,
114 };
115
116
117
118
119 enum {
120 CAMERAACCESS_SYSTEM = 0,
121 CAMERAACCESS_VC,
122 CAMERAACCESS_VP,
123 CAMERAACCESS_IDATA
124 };
125
126 #define CAMERAACCESS_TYPE_BLOCK 0x00
127 #define CAMERAACCESS_TYPE_RANDOM 0x04
128 #define CAMERAACCESS_TYPE_MASK 0x08
129 #define CAMERAACCESS_TYPE_REPEAT 0x0C
130
131 #define TRANSFER_READ 0
132 #define TRANSFER_WRITE 1
133
134 #define DEFAULT_ALT USBIF_ISO_6
135 #define DEFAULT_BRIGHTNESS 0x46
136 #define DEFAULT_CONTRAST 0x93
137 #define DEFAULT_SATURATION 0x7f
138
139
140 #define HI_POWER_MODE CPIA2_SYSTEM_CONTROL_HIGH_POWER
141 #define LO_POWER_MODE CPIA2_SYSTEM_CONTROL_LOW_POWER
142
143
144
145
146
147 enum {
148 CPIA2_CMD_NONE = 0,
149 CPIA2_CMD_GET_VERSION,
150 CPIA2_CMD_GET_PNP_ID,
151 CPIA2_CMD_GET_ASIC_TYPE,
152 CPIA2_CMD_GET_SENSOR,
153 CPIA2_CMD_GET_VP_DEVICE,
154 CPIA2_CMD_GET_VP_BRIGHTNESS,
155 CPIA2_CMD_SET_VP_BRIGHTNESS,
156 CPIA2_CMD_GET_CONTRAST,
157 CPIA2_CMD_SET_CONTRAST,
158 CPIA2_CMD_GET_VP_SATURATION,
159 CPIA2_CMD_SET_VP_SATURATION,
160 CPIA2_CMD_GET_VP_GPIO_DIRECTION,
161 CPIA2_CMD_SET_VP_GPIO_DIRECTION,
162 CPIA2_CMD_GET_VP_GPIO_DATA,
163 CPIA2_CMD_SET_VP_GPIO_DATA,
164 CPIA2_CMD_GET_VC_MP_GPIO_DIRECTION,
165 CPIA2_CMD_SET_VC_MP_GPIO_DIRECTION,
166 CPIA2_CMD_GET_VC_MP_GPIO_DATA,
167 CPIA2_CMD_SET_VC_MP_GPIO_DATA,
168 CPIA2_CMD_ENABLE_PACKET_CTRL,
169 CPIA2_CMD_GET_FLICKER_MODES,
170 CPIA2_CMD_SET_FLICKER_MODES,
171 CPIA2_CMD_RESET_FIFO,
172 CPIA2_CMD_SET_HI_POWER,
173 CPIA2_CMD_SET_LOW_POWER,
174 CPIA2_CMD_CLEAR_V2W_ERR,
175 CPIA2_CMD_SET_USER_MODE,
176 CPIA2_CMD_GET_USER_MODE,
177 CPIA2_CMD_FRAMERATE_REQ,
178 CPIA2_CMD_SET_COMPRESSION_STATE,
179 CPIA2_CMD_GET_WAKEUP,
180 CPIA2_CMD_SET_WAKEUP,
181 CPIA2_CMD_GET_PW_CONTROL,
182 CPIA2_CMD_SET_PW_CONTROL,
183 CPIA2_CMD_GET_SYSTEM_CTRL,
184 CPIA2_CMD_SET_SYSTEM_CTRL,
185 CPIA2_CMD_GET_VP_SYSTEM_STATE,
186 CPIA2_CMD_GET_VP_SYSTEM_CTRL,
187 CPIA2_CMD_SET_VP_SYSTEM_CTRL,
188 CPIA2_CMD_GET_VP_EXP_MODES,
189 CPIA2_CMD_SET_VP_EXP_MODES,
190 CPIA2_CMD_GET_DEVICE_CONFIG,
191 CPIA2_CMD_SET_DEVICE_CONFIG,
192 CPIA2_CMD_SET_SERIAL_ADDR,
193 CPIA2_CMD_SET_SENSOR_CR1,
194 CPIA2_CMD_GET_VC_CONTROL,
195 CPIA2_CMD_SET_VC_CONTROL,
196 CPIA2_CMD_SET_TARGET_KB,
197 CPIA2_CMD_SET_DEF_JPEG_OPT,
198 CPIA2_CMD_REHASH_VP4,
199 CPIA2_CMD_GET_USER_EFFECTS,
200 CPIA2_CMD_SET_USER_EFFECTS
201 };
202
203 enum user_cmd {
204 COMMAND_NONE = 0x00000001,
205 COMMAND_SET_FPS = 0x00000002,
206 COMMAND_SET_COLOR_PARAMS = 0x00000004,
207 COMMAND_GET_COLOR_PARAMS = 0x00000008,
208 COMMAND_SET_FORMAT = 0x00000010,
209 COMMAND_SET_FLICKER = 0x00000020
210 };
211
212
213
214
215 #define CAMACC_CIF 0x01
216 #define CAMACC_VGA 0x02
217 #define CAMACC_QCIF 0x04
218 #define CAMACC_QVGA 0x08
219
220
221 struct cpia2_register {
222 u8 index;
223 u8 value;
224 };
225
226 struct cpia2_reg_mask {
227 u8 index;
228 u8 and_mask;
229 u8 or_mask;
230 u8 fill;
231 };
232
233 struct cpia2_command {
234 u32 command;
235 u8 req_mode;
236 u8 reg_count;
237 u8 direction;
238 u8 start;
239 union reg_types {
240 struct cpia2_register registers[32];
241 struct cpia2_reg_mask masks[16];
242 u8 block_data[64];
243 u8 *patch_data;
244 } buffer;
245 };
246
247 struct camera_params {
248 struct {
249 u8 firmware_revision_hi;
250 u8 firmware_revision_lo;
251 u8 asic_id;
252 u8 asic_rev;
253 u8 vp_device_hi;
254 u8 vp_device_lo;
255 u8 sensor_flags;
256 u8 sensor_rev;
257 } version;
258
259 struct {
260 u32 device_type;
261
262 u16 vendor;
263 u16 product;
264 u16 device_revision;
265 } pnp_id;
266
267 struct {
268 u8 brightness;
269 u8 contrast;
270 u8 saturation;
271 } color_params;
272
273 struct {
274 u8 cam_register;
275 u8 flicker_mode_req;
276 } flicker_control;
277
278 struct {
279 u8 jpeg_options;
280 u8 creep_period;
281 u8 user_squeeze;
282 u8 inhibit_htables;
283 } compression;
284
285 struct {
286 u8 ohsize;
287 u8 ovsize;
288 u8 hcrop;
289 u8 vcrop;
290 u8 hphase;
291 u8 vphase;
292 u8 hispan;
293 u8 vispan;
294 u8 hicrop;
295 u8 vicrop;
296 u8 hifraction;
297 u8 vifraction;
298 } image_size;
299
300 struct {
301 int width;
302 int height;
303 } roi;
304
305 struct {
306 u8 video_mode;
307 u8 frame_rate;
308 u8 video_size;
309 u8 gpio_direction;
310 u8 gpio_data;
311 u8 system_ctrl;
312 u8 system_state;
313 u8 lowlight_boost;
314 u8 device_config;
315 u8 exposure_modes;
316 u8 user_effects;
317 } vp_params;
318
319 struct {
320 u8 pw_control;
321 u8 wakeup;
322 u8 vc_control;
323 u8 vc_mp_direction;
324 u8 vc_mp_data;
325 u8 quality;
326 } vc_params;
327
328 struct {
329 u8 power_mode;
330 u8 system_ctrl;
331 u8 stream_mode;
332 u8 allow_corrupt;
333 } camera_state;
334 };
335
336 #define NUM_SBUF 2
337
338 struct cpia2_sbuf {
339 char *data;
340 struct urb *urb;
341 };
342
343 struct framebuf {
344 u64 ts;
345 unsigned long seq;
346 int num;
347 int length;
348 int max_length;
349 volatile enum frame_status status;
350 u8 *data;
351 struct framebuf *next;
352 };
353
354 struct camera_data {
355
356 struct v4l2_device v4l2_dev;
357 struct mutex v4l2_lock;
358 struct v4l2_ctrl_handler hdl;
359 struct {
360
361 struct v4l2_ctrl *top_light;
362 struct v4l2_ctrl *bottom_light;
363 };
364 struct v4l2_ctrl *usb_alt;
365
366
367 int first_image_seen;
368 enum sensors sensor_type;
369 u8 flush;
370 struct v4l2_fh *stream_fh;
371 u8 mmapped;
372 int streaming;
373 int xfer_mode;
374 struct camera_params params;
375
376
377 int video_size;
378 struct video_device vdev;
379 u32 width;
380 u32 height;
381 __u32 pixelformat;
382
383
384 struct usb_device *dev;
385 unsigned char iface;
386 unsigned int cur_alt;
387 unsigned int old_alt;
388 struct cpia2_sbuf sbuf[NUM_SBUF];
389
390 wait_queue_head_t wq_stream;
391
392
393 u32 frame_size;
394 int num_frames;
395 unsigned long frame_count;
396 u8 *frame_buffer;
397 struct framebuf *buffers;
398 struct framebuf * volatile curbuff;
399 struct framebuf *workbuff;
400
401
402 int APPn;
403 int APP_len;
404 char APP_data[60];
405
406 int COM_len;
407 char COM_data[60];
408 };
409
410
411 int cpia2_register_camera(struct camera_data *cam);
412 void cpia2_unregister_camera(struct camera_data *cam);
413 void cpia2_camera_release(struct v4l2_device *v4l2_dev);
414
415
416 int cpia2_reset_camera(struct camera_data *cam);
417 int cpia2_set_low_power(struct camera_data *cam);
418 void cpia2_dbg_dump_registers(struct camera_data *cam);
419 int cpia2_match_video_size(int width, int height);
420 void cpia2_set_camera_state(struct camera_data *cam);
421 void cpia2_save_camera_state(struct camera_data *cam);
422 void cpia2_set_color_params(struct camera_data *cam);
423 void cpia2_set_brightness(struct camera_data *cam, unsigned char value);
424 void cpia2_set_contrast(struct camera_data *cam, unsigned char value);
425 void cpia2_set_saturation(struct camera_data *cam, unsigned char value);
426 int cpia2_set_flicker_mode(struct camera_data *cam, int mode);
427 void cpia2_set_format(struct camera_data *cam);
428 int cpia2_send_command(struct camera_data *cam, struct cpia2_command *cmd);
429 int cpia2_do_command(struct camera_data *cam,
430 unsigned int command,
431 unsigned char direction, unsigned char param);
432 struct camera_data *cpia2_init_camera_struct(struct usb_interface *intf);
433 int cpia2_init_camera(struct camera_data *cam);
434 int cpia2_allocate_buffers(struct camera_data *cam);
435 void cpia2_free_buffers(struct camera_data *cam);
436 long cpia2_read(struct camera_data *cam,
437 char __user *buf, unsigned long count, int noblock);
438 __poll_t cpia2_poll(struct camera_data *cam,
439 struct file *filp, poll_table *wait);
440 int cpia2_remap_buffer(struct camera_data *cam, struct vm_area_struct *vma);
441 void cpia2_set_property_flip(struct camera_data *cam, int prop_val);
442 void cpia2_set_property_mirror(struct camera_data *cam, int prop_val);
443 int cpia2_set_gpio(struct camera_data *cam, unsigned char setting);
444 int cpia2_set_fps(struct camera_data *cam, int framerate);
445
446
447 int cpia2_usb_init(void);
448 void cpia2_usb_cleanup(void);
449 int cpia2_usb_transfer_cmd(struct camera_data *cam, void *registers,
450 u8 request, u8 start, u8 count, u8 direction);
451 int cpia2_usb_stream_start(struct camera_data *cam, unsigned int alternate);
452 int cpia2_usb_stream_stop(struct camera_data *cam);
453 int cpia2_usb_stream_pause(struct camera_data *cam);
454 int cpia2_usb_stream_resume(struct camera_data *cam);
455 int cpia2_usb_change_streaming_alternate(struct camera_data *cam,
456 unsigned int alt);
457
458
459
460 #ifdef _CPIA2_DEBUG_
461 #define ALOG(lev, fmt, args...) printk(lev "%s:%d %s(): " fmt, __FILE__, __LINE__, __func__, ## args)
462 #define LOG(fmt, args...) ALOG(KERN_INFO, fmt, ## args)
463 #define ERR(fmt, args...) ALOG(KERN_ERR, fmt, ## args)
464 #define DBG(fmt, args...) ALOG(KERN_DEBUG, fmt, ## args)
465 #else
466 #define ALOG(fmt,args...) printk(fmt,##args)
467 #define LOG(fmt,args...) ALOG(KERN_INFO "cpia2: "fmt,##args)
468 #define ERR(fmt,args...) ALOG(KERN_ERR "cpia2: "fmt,##args)
469 #define DBG(fmn,args...) do {} while(0)
470 #endif
471
472 #define KINFO(fmt, args...) printk(KERN_INFO fmt,##args)
473
474 #endif