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54e8bc5d HG |
1 | /* |
2 | * cpia CPiA (1) gspca driver | |
3 | * | |
1fddcf0e | 4 | * Copyright (C) 2010 Hans de Goede <hdegoede@redhat.com> |
54e8bc5d HG |
5 | * |
6 | * This module is adapted from the in kernel v4l1 cpia driver which is : | |
7 | * | |
8 | * (C) Copyright 1999-2000 Peter Pregler | |
9 | * (C) Copyright 1999-2000 Scott J. Bertin | |
10 | * (C) Copyright 1999-2000 Johannes Erdfelt <johannes@erdfelt.com> | |
11 | * (C) Copyright 2000 STMicroelectronics | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify | |
14 | * it under the terms of the GNU General Public License as published by | |
15 | * the Free Software Foundation; either version 2 of the License, or | |
16 | * (at your option) any later version. | |
17 | * | |
18 | * This program is distributed in the hope that it will be useful, | |
19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | * GNU General Public License for more details. | |
22 | * | |
23 | * You should have received a copy of the GNU General Public License | |
24 | * along with this program; if not, write to the Free Software | |
25 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
26 | * | |
27 | */ | |
28 | ||
29 | #define MODULE_NAME "cpia1" | |
30 | ||
31 | #include "gspca.h" | |
32 | ||
1fddcf0e | 33 | MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>"); |
54e8bc5d HG |
34 | MODULE_DESCRIPTION("Vision CPiA"); |
35 | MODULE_LICENSE("GPL"); | |
36 | ||
37 | /* constant value's */ | |
38 | #define MAGIC_0 0x19 | |
39 | #define MAGIC_1 0x68 | |
40 | #define DATA_IN 0xC0 | |
41 | #define DATA_OUT 0x40 | |
42 | #define VIDEOSIZE_QCIF 0 /* 176x144 */ | |
43 | #define VIDEOSIZE_CIF 1 /* 352x288 */ | |
44 | #define SUBSAMPLE_420 0 | |
45 | #define SUBSAMPLE_422 1 | |
46 | #define YUVORDER_YUYV 0 | |
47 | #define YUVORDER_UYVY 1 | |
48 | #define NOT_COMPRESSED 0 | |
49 | #define COMPRESSED 1 | |
50 | #define NO_DECIMATION 0 | |
51 | #define DECIMATION_ENAB 1 | |
52 | #define EOI 0xff /* End Of Image */ | |
53 | #define EOL 0xfd /* End Of Line */ | |
54 | #define FRAME_HEADER_SIZE 64 | |
55 | ||
56 | /* Image grab modes */ | |
57 | #define CPIA_GRAB_SINGLE 0 | |
58 | #define CPIA_GRAB_CONTINEOUS 1 | |
59 | ||
60 | /* Compression parameters */ | |
61 | #define CPIA_COMPRESSION_NONE 0 | |
62 | #define CPIA_COMPRESSION_AUTO 1 | |
63 | #define CPIA_COMPRESSION_MANUAL 2 | |
64 | #define CPIA_COMPRESSION_TARGET_QUALITY 0 | |
65 | #define CPIA_COMPRESSION_TARGET_FRAMERATE 1 | |
66 | ||
67 | /* Return offsets for GetCameraState */ | |
68 | #define SYSTEMSTATE 0 | |
69 | #define GRABSTATE 1 | |
70 | #define STREAMSTATE 2 | |
71 | #define FATALERROR 3 | |
72 | #define CMDERROR 4 | |
73 | #define DEBUGFLAGS 5 | |
74 | #define VPSTATUS 6 | |
75 | #define ERRORCODE 7 | |
76 | ||
77 | /* SystemState */ | |
78 | #define UNINITIALISED_STATE 0 | |
79 | #define PASS_THROUGH_STATE 1 | |
80 | #define LO_POWER_STATE 2 | |
81 | #define HI_POWER_STATE 3 | |
82 | #define WARM_BOOT_STATE 4 | |
83 | ||
84 | /* GrabState */ | |
85 | #define GRAB_IDLE 0 | |
86 | #define GRAB_ACTIVE 1 | |
87 | #define GRAB_DONE 2 | |
88 | ||
89 | /* StreamState */ | |
90 | #define STREAM_NOT_READY 0 | |
91 | #define STREAM_READY 1 | |
92 | #define STREAM_OPEN 2 | |
93 | #define STREAM_PAUSED 3 | |
94 | #define STREAM_FINISHED 4 | |
95 | ||
96 | /* Fatal Error, CmdError, and DebugFlags */ | |
97 | #define CPIA_FLAG 1 | |
98 | #define SYSTEM_FLAG 2 | |
99 | #define INT_CTRL_FLAG 4 | |
100 | #define PROCESS_FLAG 8 | |
101 | #define COM_FLAG 16 | |
102 | #define VP_CTRL_FLAG 32 | |
103 | #define CAPTURE_FLAG 64 | |
104 | #define DEBUG_FLAG 128 | |
105 | ||
106 | /* VPStatus */ | |
107 | #define VP_STATE_OK 0x00 | |
108 | ||
109 | #define VP_STATE_FAILED_VIDEOINIT 0x01 | |
110 | #define VP_STATE_FAILED_AECACBINIT 0x02 | |
111 | #define VP_STATE_AEC_MAX 0x04 | |
112 | #define VP_STATE_ACB_BMAX 0x08 | |
113 | ||
114 | #define VP_STATE_ACB_RMIN 0x10 | |
115 | #define VP_STATE_ACB_GMIN 0x20 | |
116 | #define VP_STATE_ACB_RMAX 0x40 | |
117 | #define VP_STATE_ACB_GMAX 0x80 | |
118 | ||
119 | /* default (minimum) compensation values */ | |
120 | #define COMP_RED 220 | |
121 | #define COMP_GREEN1 214 | |
122 | #define COMP_GREEN2 COMP_GREEN1 | |
123 | #define COMP_BLUE 230 | |
124 | ||
125 | /* exposure status */ | |
126 | #define EXPOSURE_VERY_LIGHT 0 | |
127 | #define EXPOSURE_LIGHT 1 | |
128 | #define EXPOSURE_NORMAL 2 | |
129 | #define EXPOSURE_DARK 3 | |
130 | #define EXPOSURE_VERY_DARK 4 | |
131 | ||
132 | #define CPIA_MODULE_CPIA (0 << 5) | |
133 | #define CPIA_MODULE_SYSTEM (1 << 5) | |
134 | #define CPIA_MODULE_VP_CTRL (5 << 5) | |
135 | #define CPIA_MODULE_CAPTURE (6 << 5) | |
136 | #define CPIA_MODULE_DEBUG (7 << 5) | |
137 | ||
138 | #define INPUT (DATA_IN << 8) | |
139 | #define OUTPUT (DATA_OUT << 8) | |
140 | ||
141 | #define CPIA_COMMAND_GetCPIAVersion (INPUT | CPIA_MODULE_CPIA | 1) | |
142 | #define CPIA_COMMAND_GetPnPID (INPUT | CPIA_MODULE_CPIA | 2) | |
143 | #define CPIA_COMMAND_GetCameraStatus (INPUT | CPIA_MODULE_CPIA | 3) | |
144 | #define CPIA_COMMAND_GotoHiPower (OUTPUT | CPIA_MODULE_CPIA | 4) | |
145 | #define CPIA_COMMAND_GotoLoPower (OUTPUT | CPIA_MODULE_CPIA | 5) | |
146 | #define CPIA_COMMAND_GotoSuspend (OUTPUT | CPIA_MODULE_CPIA | 7) | |
147 | #define CPIA_COMMAND_GotoPassThrough (OUTPUT | CPIA_MODULE_CPIA | 8) | |
148 | #define CPIA_COMMAND_ModifyCameraStatus (OUTPUT | CPIA_MODULE_CPIA | 10) | |
149 | ||
150 | #define CPIA_COMMAND_ReadVCRegs (INPUT | CPIA_MODULE_SYSTEM | 1) | |
151 | #define CPIA_COMMAND_WriteVCReg (OUTPUT | CPIA_MODULE_SYSTEM | 2) | |
152 | #define CPIA_COMMAND_ReadMCPorts (INPUT | CPIA_MODULE_SYSTEM | 3) | |
153 | #define CPIA_COMMAND_WriteMCPort (OUTPUT | CPIA_MODULE_SYSTEM | 4) | |
154 | #define CPIA_COMMAND_SetBaudRate (OUTPUT | CPIA_MODULE_SYSTEM | 5) | |
155 | #define CPIA_COMMAND_SetECPTiming (OUTPUT | CPIA_MODULE_SYSTEM | 6) | |
156 | #define CPIA_COMMAND_ReadIDATA (INPUT | CPIA_MODULE_SYSTEM | 7) | |
157 | #define CPIA_COMMAND_WriteIDATA (OUTPUT | CPIA_MODULE_SYSTEM | 8) | |
158 | #define CPIA_COMMAND_GenericCall (OUTPUT | CPIA_MODULE_SYSTEM | 9) | |
159 | #define CPIA_COMMAND_I2CStart (OUTPUT | CPIA_MODULE_SYSTEM | 10) | |
160 | #define CPIA_COMMAND_I2CStop (OUTPUT | CPIA_MODULE_SYSTEM | 11) | |
161 | #define CPIA_COMMAND_I2CWrite (OUTPUT | CPIA_MODULE_SYSTEM | 12) | |
162 | #define CPIA_COMMAND_I2CRead (INPUT | CPIA_MODULE_SYSTEM | 13) | |
163 | ||
164 | #define CPIA_COMMAND_GetVPVersion (INPUT | CPIA_MODULE_VP_CTRL | 1) | |
165 | #define CPIA_COMMAND_ResetFrameCounter (INPUT | CPIA_MODULE_VP_CTRL | 2) | |
166 | #define CPIA_COMMAND_SetColourParams (OUTPUT | CPIA_MODULE_VP_CTRL | 3) | |
167 | #define CPIA_COMMAND_SetExposure (OUTPUT | CPIA_MODULE_VP_CTRL | 4) | |
168 | #define CPIA_COMMAND_SetColourBalance (OUTPUT | CPIA_MODULE_VP_CTRL | 6) | |
169 | #define CPIA_COMMAND_SetSensorFPS (OUTPUT | CPIA_MODULE_VP_CTRL | 7) | |
170 | #define CPIA_COMMAND_SetVPDefaults (OUTPUT | CPIA_MODULE_VP_CTRL | 8) | |
171 | #define CPIA_COMMAND_SetApcor (OUTPUT | CPIA_MODULE_VP_CTRL | 9) | |
172 | #define CPIA_COMMAND_SetFlickerCtrl (OUTPUT | CPIA_MODULE_VP_CTRL | 10) | |
173 | #define CPIA_COMMAND_SetVLOffset (OUTPUT | CPIA_MODULE_VP_CTRL | 11) | |
174 | #define CPIA_COMMAND_GetColourParams (INPUT | CPIA_MODULE_VP_CTRL | 16) | |
175 | #define CPIA_COMMAND_GetColourBalance (INPUT | CPIA_MODULE_VP_CTRL | 17) | |
176 | #define CPIA_COMMAND_GetExposure (INPUT | CPIA_MODULE_VP_CTRL | 18) | |
177 | #define CPIA_COMMAND_SetSensorMatrix (OUTPUT | CPIA_MODULE_VP_CTRL | 19) | |
178 | #define CPIA_COMMAND_ColourBars (OUTPUT | CPIA_MODULE_VP_CTRL | 25) | |
179 | #define CPIA_COMMAND_ReadVPRegs (INPUT | CPIA_MODULE_VP_CTRL | 30) | |
180 | #define CPIA_COMMAND_WriteVPReg (OUTPUT | CPIA_MODULE_VP_CTRL | 31) | |
181 | ||
182 | #define CPIA_COMMAND_GrabFrame (OUTPUT | CPIA_MODULE_CAPTURE | 1) | |
183 | #define CPIA_COMMAND_UploadFrame (OUTPUT | CPIA_MODULE_CAPTURE | 2) | |
184 | #define CPIA_COMMAND_SetGrabMode (OUTPUT | CPIA_MODULE_CAPTURE | 3) | |
185 | #define CPIA_COMMAND_InitStreamCap (OUTPUT | CPIA_MODULE_CAPTURE | 4) | |
186 | #define CPIA_COMMAND_FiniStreamCap (OUTPUT | CPIA_MODULE_CAPTURE | 5) | |
187 | #define CPIA_COMMAND_StartStreamCap (OUTPUT | CPIA_MODULE_CAPTURE | 6) | |
188 | #define CPIA_COMMAND_EndStreamCap (OUTPUT | CPIA_MODULE_CAPTURE | 7) | |
189 | #define CPIA_COMMAND_SetFormat (OUTPUT | CPIA_MODULE_CAPTURE | 8) | |
190 | #define CPIA_COMMAND_SetROI (OUTPUT | CPIA_MODULE_CAPTURE | 9) | |
191 | #define CPIA_COMMAND_SetCompression (OUTPUT | CPIA_MODULE_CAPTURE | 10) | |
192 | #define CPIA_COMMAND_SetCompressionTarget (OUTPUT | CPIA_MODULE_CAPTURE | 11) | |
193 | #define CPIA_COMMAND_SetYUVThresh (OUTPUT | CPIA_MODULE_CAPTURE | 12) | |
194 | #define CPIA_COMMAND_SetCompressionParams (OUTPUT | CPIA_MODULE_CAPTURE | 13) | |
195 | #define CPIA_COMMAND_DiscardFrame (OUTPUT | CPIA_MODULE_CAPTURE | 14) | |
196 | #define CPIA_COMMAND_GrabReset (OUTPUT | CPIA_MODULE_CAPTURE | 15) | |
197 | ||
198 | #define CPIA_COMMAND_OutputRS232 (OUTPUT | CPIA_MODULE_DEBUG | 1) | |
199 | #define CPIA_COMMAND_AbortProcess (OUTPUT | CPIA_MODULE_DEBUG | 4) | |
200 | #define CPIA_COMMAND_SetDramPage (OUTPUT | CPIA_MODULE_DEBUG | 5) | |
201 | #define CPIA_COMMAND_StartDramUpload (OUTPUT | CPIA_MODULE_DEBUG | 6) | |
202 | #define CPIA_COMMAND_StartDummyDtream (OUTPUT | CPIA_MODULE_DEBUG | 8) | |
203 | #define CPIA_COMMAND_AbortStream (OUTPUT | CPIA_MODULE_DEBUG | 9) | |
204 | #define CPIA_COMMAND_DownloadDRAM (OUTPUT | CPIA_MODULE_DEBUG | 10) | |
205 | #define CPIA_COMMAND_Null (OUTPUT | CPIA_MODULE_DEBUG | 11) | |
206 | ||
207 | #define ROUND_UP_EXP_FOR_FLICKER 15 | |
208 | ||
209 | /* Constants for automatic frame rate adjustment */ | |
210 | #define MAX_EXP 302 | |
211 | #define MAX_EXP_102 255 | |
212 | #define LOW_EXP 140 | |
213 | #define VERY_LOW_EXP 70 | |
214 | #define TC 94 | |
215 | #define EXP_ACC_DARK 50 | |
216 | #define EXP_ACC_LIGHT 90 | |
217 | #define HIGH_COMP_102 160 | |
218 | #define MAX_COMP 239 | |
219 | #define DARK_TIME 3 | |
220 | #define LIGHT_TIME 3 | |
221 | ||
222 | #define FIRMWARE_VERSION(x, y) (sd->params.version.firmwareVersion == (x) && \ | |
223 | sd->params.version.firmwareRevision == (y)) | |
224 | ||
225 | /* Developer's Guide Table 5 p 3-34 | |
226 | * indexed by [mains][sensorFps.baserate][sensorFps.divisor]*/ | |
227 | static u8 flicker_jumps[2][2][4] = | |
228 | { { { 76, 38, 19, 9 }, { 92, 46, 23, 11 } }, | |
229 | { { 64, 32, 16, 8 }, { 76, 38, 19, 9} } | |
230 | }; | |
231 | ||
232 | struct cam_params { | |
233 | struct { | |
234 | u8 firmwareVersion; | |
235 | u8 firmwareRevision; | |
236 | u8 vcVersion; | |
237 | u8 vcRevision; | |
238 | } version; | |
239 | struct { | |
240 | u16 vendor; | |
241 | u16 product; | |
242 | u16 deviceRevision; | |
243 | } pnpID; | |
244 | struct { | |
245 | u8 vpVersion; | |
246 | u8 vpRevision; | |
247 | u16 cameraHeadID; | |
248 | } vpVersion; | |
249 | struct { | |
250 | u8 systemState; | |
251 | u8 grabState; | |
252 | u8 streamState; | |
253 | u8 fatalError; | |
254 | u8 cmdError; | |
255 | u8 debugFlags; | |
256 | u8 vpStatus; | |
257 | u8 errorCode; | |
258 | } status; | |
259 | struct { | |
260 | u8 brightness; | |
261 | u8 contrast; | |
262 | u8 saturation; | |
263 | } colourParams; | |
264 | struct { | |
265 | u8 gainMode; | |
266 | u8 expMode; | |
267 | u8 compMode; | |
268 | u8 centreWeight; | |
269 | u8 gain; | |
270 | u8 fineExp; | |
271 | u8 coarseExpLo; | |
272 | u8 coarseExpHi; | |
273 | u8 redComp; | |
274 | u8 green1Comp; | |
275 | u8 green2Comp; | |
276 | u8 blueComp; | |
277 | } exposure; | |
278 | struct { | |
279 | u8 balanceMode; | |
280 | u8 redGain; | |
281 | u8 greenGain; | |
282 | u8 blueGain; | |
283 | } colourBalance; | |
284 | struct { | |
285 | u8 divisor; | |
286 | u8 baserate; | |
287 | } sensorFps; | |
288 | struct { | |
289 | u8 gain1; | |
290 | u8 gain2; | |
291 | u8 gain4; | |
292 | u8 gain8; | |
293 | } apcor; | |
294 | struct { | |
295 | u8 disabled; | |
296 | u8 flickerMode; | |
297 | u8 coarseJump; | |
298 | u8 allowableOverExposure; | |
299 | } flickerControl; | |
300 | struct { | |
301 | u8 gain1; | |
302 | u8 gain2; | |
303 | u8 gain4; | |
304 | u8 gain8; | |
305 | } vlOffset; | |
306 | struct { | |
307 | u8 mode; | |
308 | u8 decimation; | |
309 | } compression; | |
310 | struct { | |
311 | u8 frTargeting; | |
312 | u8 targetFR; | |
313 | u8 targetQ; | |
314 | } compressionTarget; | |
315 | struct { | |
316 | u8 yThreshold; | |
317 | u8 uvThreshold; | |
318 | } yuvThreshold; | |
319 | struct { | |
320 | u8 hysteresis; | |
321 | u8 threshMax; | |
322 | u8 smallStep; | |
323 | u8 largeStep; | |
324 | u8 decimationHysteresis; | |
325 | u8 frDiffStepThresh; | |
326 | u8 qDiffStepThresh; | |
327 | u8 decimationThreshMod; | |
328 | } compressionParams; | |
329 | struct { | |
330 | u8 videoSize; /* CIF/QCIF */ | |
331 | u8 subSample; | |
332 | u8 yuvOrder; | |
333 | } format; | |
334 | struct { /* Intel QX3 specific data */ | |
335 | u8 qx3_detected; /* a QX3 is present */ | |
336 | u8 toplight; /* top light lit , R/W */ | |
337 | u8 bottomlight; /* bottom light lit, R/W */ | |
338 | u8 button; /* snapshot button pressed (R/O) */ | |
339 | u8 cradled; /* microscope is in cradle (R/O) */ | |
340 | } qx3; | |
341 | struct { | |
342 | u8 colStart; /* skip first 8*colStart pixels */ | |
343 | u8 colEnd; /* finish at 8*colEnd pixels */ | |
344 | u8 rowStart; /* skip first 4*rowStart lines */ | |
345 | u8 rowEnd; /* finish at 4*rowEnd lines */ | |
346 | } roi; | |
347 | u8 ecpTiming; | |
348 | u8 streamStartLine; | |
349 | }; | |
350 | ||
351 | /* specific webcam descriptor */ | |
352 | struct sd { | |
353 | struct gspca_dev gspca_dev; /* !! must be the first item */ | |
354 | struct cam_params params; /* camera settings */ | |
355 | ||
356 | atomic_t cam_exposure; | |
357 | atomic_t fps; | |
358 | int exposure_count; | |
359 | u8 exposure_status; | |
360 | u8 mainsFreq; /* 0 = 50hz, 1 = 60hz */ | |
361 | u8 first_frame; | |
362 | u8 freq; | |
363 | }; | |
364 | ||
365 | /* V4L2 controls supported by the driver */ | |
366 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); | |
367 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); | |
368 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); | |
369 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); | |
370 | static int sd_setsaturation(struct gspca_dev *gspca_dev, __s32 val); | |
371 | static int sd_getsaturation(struct gspca_dev *gspca_dev, __s32 *val); | |
372 | static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val); | |
373 | static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val); | |
374 | static int sd_setcomptarget(struct gspca_dev *gspca_dev, __s32 val); | |
375 | static int sd_getcomptarget(struct gspca_dev *gspca_dev, __s32 *val); | |
51513353 AW |
376 | static int sd_setilluminator1(struct gspca_dev *gspca_dev, __s32 val); |
377 | static int sd_getilluminator1(struct gspca_dev *gspca_dev, __s32 *val); | |
378 | static int sd_setilluminator2(struct gspca_dev *gspca_dev, __s32 val); | |
379 | static int sd_getilluminator2(struct gspca_dev *gspca_dev, __s32 *val); | |
54e8bc5d | 380 | |
a4fa8e9e | 381 | static const struct ctrl sd_ctrls[] = { |
54e8bc5d | 382 | { |
47399d98 | 383 | #define BRIGHTNESS_IDX 0 |
54e8bc5d HG |
384 | { |
385 | .id = V4L2_CID_BRIGHTNESS, | |
386 | .type = V4L2_CTRL_TYPE_INTEGER, | |
387 | .name = "Brightness", | |
388 | .minimum = 0, | |
389 | .maximum = 100, | |
390 | .step = 1, | |
391 | #define BRIGHTNESS_DEF 50 | |
392 | .default_value = BRIGHTNESS_DEF, | |
393 | .flags = 0, | |
394 | }, | |
395 | .set = sd_setbrightness, | |
396 | .get = sd_getbrightness, | |
397 | }, | |
47399d98 | 398 | #define CONTRAST_IDX 1 |
54e8bc5d HG |
399 | { |
400 | { | |
401 | .id = V4L2_CID_CONTRAST, | |
402 | .type = V4L2_CTRL_TYPE_INTEGER, | |
403 | .name = "Contrast", | |
404 | .minimum = 0, | |
405 | .maximum = 96, | |
406 | .step = 8, | |
407 | #define CONTRAST_DEF 48 | |
408 | .default_value = CONTRAST_DEF, | |
409 | }, | |
410 | .set = sd_setcontrast, | |
411 | .get = sd_getcontrast, | |
412 | }, | |
47399d98 | 413 | #define SATURATION_IDX 2 |
54e8bc5d HG |
414 | { |
415 | { | |
416 | .id = V4L2_CID_SATURATION, | |
417 | .type = V4L2_CTRL_TYPE_INTEGER, | |
418 | .name = "Saturation", | |
419 | .minimum = 0, | |
420 | .maximum = 100, | |
421 | .step = 1, | |
422 | #define SATURATION_DEF 50 | |
423 | .default_value = SATURATION_DEF, | |
424 | }, | |
425 | .set = sd_setsaturation, | |
426 | .get = sd_getsaturation, | |
427 | }, | |
47399d98 | 428 | #define POWER_LINE_FREQUENCY_IDX 3 |
54e8bc5d HG |
429 | { |
430 | { | |
431 | .id = V4L2_CID_POWER_LINE_FREQUENCY, | |
432 | .type = V4L2_CTRL_TYPE_MENU, | |
433 | .name = "Light frequency filter", | |
434 | .minimum = 0, | |
435 | .maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */ | |
436 | .step = 1, | |
437 | #define FREQ_DEF 1 | |
438 | .default_value = FREQ_DEF, | |
439 | }, | |
440 | .set = sd_setfreq, | |
441 | .get = sd_getfreq, | |
442 | }, | |
47399d98 | 443 | #define ILLUMINATORS_1_IDX 4 |
51513353 AW |
444 | { |
445 | { | |
446 | .id = V4L2_CID_ILLUMINATORS_1, | |
447 | .type = V4L2_CTRL_TYPE_BOOLEAN, | |
448 | .name = "Illuminator 1", | |
449 | .minimum = 0, | |
450 | .maximum = 1, | |
451 | .step = 1, | |
452 | #define ILLUMINATORS_1_DEF 0 | |
453 | .default_value = ILLUMINATORS_1_DEF, | |
454 | }, | |
455 | .set = sd_setilluminator1, | |
456 | .get = sd_getilluminator1, | |
457 | }, | |
47399d98 | 458 | #define ILLUMINATORS_2_IDX 5 |
51513353 AW |
459 | { |
460 | { | |
461 | .id = V4L2_CID_ILLUMINATORS_2, | |
462 | .type = V4L2_CTRL_TYPE_BOOLEAN, | |
463 | .name = "Illuminator 2", | |
464 | .minimum = 0, | |
465 | .maximum = 1, | |
466 | .step = 1, | |
467 | #define ILLUMINATORS_2_DEF 0 | |
468 | .default_value = ILLUMINATORS_2_DEF, | |
469 | }, | |
470 | .set = sd_setilluminator2, | |
471 | .get = sd_getilluminator2, | |
472 | }, | |
47399d98 | 473 | #define COMP_TARGET_IDX 6 |
54e8bc5d HG |
474 | { |
475 | { | |
476 | #define V4L2_CID_COMP_TARGET V4L2_CID_PRIVATE_BASE | |
477 | .id = V4L2_CID_COMP_TARGET, | |
478 | .type = V4L2_CTRL_TYPE_MENU, | |
479 | .name = "Compression Target", | |
480 | .minimum = 0, | |
481 | .maximum = 1, | |
482 | .step = 1, | |
483 | #define COMP_TARGET_DEF CPIA_COMPRESSION_TARGET_QUALITY | |
484 | .default_value = COMP_TARGET_DEF, | |
485 | }, | |
486 | .set = sd_setcomptarget, | |
487 | .get = sd_getcomptarget, | |
488 | }, | |
489 | }; | |
490 | ||
491 | static const struct v4l2_pix_format mode[] = { | |
492 | {160, 120, V4L2_PIX_FMT_CPIA1, V4L2_FIELD_NONE, | |
493 | /* The sizeimage is trial and error, as with low framerates | |
494 | the camera will pad out usb frames, making the image | |
495 | data larger then strictly necessary */ | |
496 | .bytesperline = 160, | |
497 | .sizeimage = 65536, | |
498 | .colorspace = V4L2_COLORSPACE_SRGB, | |
499 | .priv = 3}, | |
500 | {176, 144, V4L2_PIX_FMT_CPIA1, V4L2_FIELD_NONE, | |
501 | .bytesperline = 172, | |
502 | .sizeimage = 65536, | |
503 | .colorspace = V4L2_COLORSPACE_SRGB, | |
504 | .priv = 2}, | |
505 | {320, 240, V4L2_PIX_FMT_CPIA1, V4L2_FIELD_NONE, | |
506 | .bytesperline = 320, | |
507 | .sizeimage = 262144, | |
508 | .colorspace = V4L2_COLORSPACE_SRGB, | |
509 | .priv = 1}, | |
510 | {352, 288, V4L2_PIX_FMT_CPIA1, V4L2_FIELD_NONE, | |
511 | .bytesperline = 352, | |
512 | .sizeimage = 262144, | |
513 | .colorspace = V4L2_COLORSPACE_SRGB, | |
514 | .priv = 0}, | |
515 | }; | |
516 | ||
517 | /********************************************************************** | |
518 | * | |
519 | * General functions | |
520 | * | |
521 | **********************************************************************/ | |
522 | ||
523 | static int cpia_usb_transferCmd(struct gspca_dev *gspca_dev, u8 *command) | |
524 | { | |
525 | u8 requesttype; | |
526 | unsigned int pipe; | |
527 | int ret, databytes = command[6] | (command[7] << 8); | |
528 | /* Sometimes we see spurious EPIPE errors */ | |
529 | int retries = 3; | |
530 | ||
531 | if (command[0] == DATA_IN) { | |
532 | pipe = usb_rcvctrlpipe(gspca_dev->dev, 0); | |
533 | requesttype = USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE; | |
534 | } else if (command[0] == DATA_OUT) { | |
535 | pipe = usb_sndctrlpipe(gspca_dev->dev, 0); | |
536 | requesttype = USB_TYPE_VENDOR | USB_RECIP_DEVICE; | |
537 | } else { | |
538 | PDEBUG(D_ERR, "Unexpected first byte of command: %x", | |
539 | command[0]); | |
540 | return -EINVAL; | |
541 | } | |
542 | ||
543 | retry: | |
544 | ret = usb_control_msg(gspca_dev->dev, pipe, | |
545 | command[1], | |
546 | requesttype, | |
547 | command[2] | (command[3] << 8), | |
548 | command[4] | (command[5] << 8), | |
549 | gspca_dev->usb_buf, databytes, 1000); | |
550 | ||
551 | if (ret < 0) | |
0b656321 | 552 | err("usb_control_msg %02x, error %d", command[1], |
54e8bc5d HG |
553 | ret); |
554 | ||
555 | if (ret == -EPIPE && retries > 0) { | |
556 | retries--; | |
557 | goto retry; | |
558 | } | |
559 | ||
560 | return (ret < 0) ? ret : 0; | |
561 | } | |
562 | ||
563 | /* send an arbitrary command to the camera */ | |
564 | static int do_command(struct gspca_dev *gspca_dev, u16 command, | |
565 | u8 a, u8 b, u8 c, u8 d) | |
566 | { | |
567 | struct sd *sd = (struct sd *) gspca_dev; | |
568 | int ret, datasize; | |
569 | u8 cmd[8]; | |
570 | ||
571 | switch (command) { | |
572 | case CPIA_COMMAND_GetCPIAVersion: | |
573 | case CPIA_COMMAND_GetPnPID: | |
574 | case CPIA_COMMAND_GetCameraStatus: | |
575 | case CPIA_COMMAND_GetVPVersion: | |
576 | case CPIA_COMMAND_GetColourParams: | |
577 | case CPIA_COMMAND_GetColourBalance: | |
578 | case CPIA_COMMAND_GetExposure: | |
579 | datasize = 8; | |
580 | break; | |
581 | case CPIA_COMMAND_ReadMCPorts: | |
582 | case CPIA_COMMAND_ReadVCRegs: | |
583 | datasize = 4; | |
584 | break; | |
585 | default: | |
586 | datasize = 0; | |
587 | break; | |
588 | } | |
589 | ||
590 | cmd[0] = command >> 8; | |
591 | cmd[1] = command & 0xff; | |
592 | cmd[2] = a; | |
593 | cmd[3] = b; | |
594 | cmd[4] = c; | |
595 | cmd[5] = d; | |
596 | cmd[6] = datasize; | |
597 | cmd[7] = 0; | |
598 | ||
599 | ret = cpia_usb_transferCmd(gspca_dev, cmd); | |
600 | if (ret) | |
601 | return ret; | |
602 | ||
603 | switch (command) { | |
604 | case CPIA_COMMAND_GetCPIAVersion: | |
605 | sd->params.version.firmwareVersion = gspca_dev->usb_buf[0]; | |
606 | sd->params.version.firmwareRevision = gspca_dev->usb_buf[1]; | |
607 | sd->params.version.vcVersion = gspca_dev->usb_buf[2]; | |
608 | sd->params.version.vcRevision = gspca_dev->usb_buf[3]; | |
609 | break; | |
610 | case CPIA_COMMAND_GetPnPID: | |
611 | sd->params.pnpID.vendor = | |
612 | gspca_dev->usb_buf[0] | (gspca_dev->usb_buf[1] << 8); | |
613 | sd->params.pnpID.product = | |
614 | gspca_dev->usb_buf[2] | (gspca_dev->usb_buf[3] << 8); | |
615 | sd->params.pnpID.deviceRevision = | |
616 | gspca_dev->usb_buf[4] | (gspca_dev->usb_buf[5] << 8); | |
617 | break; | |
618 | case CPIA_COMMAND_GetCameraStatus: | |
619 | sd->params.status.systemState = gspca_dev->usb_buf[0]; | |
620 | sd->params.status.grabState = gspca_dev->usb_buf[1]; | |
621 | sd->params.status.streamState = gspca_dev->usb_buf[2]; | |
622 | sd->params.status.fatalError = gspca_dev->usb_buf[3]; | |
623 | sd->params.status.cmdError = gspca_dev->usb_buf[4]; | |
624 | sd->params.status.debugFlags = gspca_dev->usb_buf[5]; | |
625 | sd->params.status.vpStatus = gspca_dev->usb_buf[6]; | |
626 | sd->params.status.errorCode = gspca_dev->usb_buf[7]; | |
627 | break; | |
628 | case CPIA_COMMAND_GetVPVersion: | |
629 | sd->params.vpVersion.vpVersion = gspca_dev->usb_buf[0]; | |
630 | sd->params.vpVersion.vpRevision = gspca_dev->usb_buf[1]; | |
631 | sd->params.vpVersion.cameraHeadID = | |
632 | gspca_dev->usb_buf[2] | (gspca_dev->usb_buf[3] << 8); | |
633 | break; | |
634 | case CPIA_COMMAND_GetColourParams: | |
635 | sd->params.colourParams.brightness = gspca_dev->usb_buf[0]; | |
636 | sd->params.colourParams.contrast = gspca_dev->usb_buf[1]; | |
637 | sd->params.colourParams.saturation = gspca_dev->usb_buf[2]; | |
638 | break; | |
639 | case CPIA_COMMAND_GetColourBalance: | |
640 | sd->params.colourBalance.redGain = gspca_dev->usb_buf[0]; | |
641 | sd->params.colourBalance.greenGain = gspca_dev->usb_buf[1]; | |
642 | sd->params.colourBalance.blueGain = gspca_dev->usb_buf[2]; | |
643 | break; | |
644 | case CPIA_COMMAND_GetExposure: | |
645 | sd->params.exposure.gain = gspca_dev->usb_buf[0]; | |
646 | sd->params.exposure.fineExp = gspca_dev->usb_buf[1]; | |
647 | sd->params.exposure.coarseExpLo = gspca_dev->usb_buf[2]; | |
648 | sd->params.exposure.coarseExpHi = gspca_dev->usb_buf[3]; | |
649 | sd->params.exposure.redComp = gspca_dev->usb_buf[4]; | |
650 | sd->params.exposure.green1Comp = gspca_dev->usb_buf[5]; | |
651 | sd->params.exposure.green2Comp = gspca_dev->usb_buf[6]; | |
652 | sd->params.exposure.blueComp = gspca_dev->usb_buf[7]; | |
653 | break; | |
654 | ||
655 | case CPIA_COMMAND_ReadMCPorts: | |
656 | if (!sd->params.qx3.qx3_detected) | |
657 | break; | |
658 | /* test button press */ | |
659 | sd->params.qx3.button = ((gspca_dev->usb_buf[1] & 0x02) == 0); | |
660 | if (sd->params.qx3.button) { | |
661 | /* button pressed - unlock the latch */ | |
662 | do_command(gspca_dev, CPIA_COMMAND_WriteMCPort, | |
663 | 3, 0xDF, 0xDF, 0); | |
664 | do_command(gspca_dev, CPIA_COMMAND_WriteMCPort, | |
665 | 3, 0xFF, 0xFF, 0); | |
666 | } | |
667 | ||
668 | /* test whether microscope is cradled */ | |
669 | sd->params.qx3.cradled = ((gspca_dev->usb_buf[2] & 0x40) == 0); | |
670 | break; | |
671 | } | |
672 | ||
673 | return 0; | |
674 | } | |
675 | ||
676 | /* send a command to the camera with an additional data transaction */ | |
677 | static int do_command_extended(struct gspca_dev *gspca_dev, u16 command, | |
678 | u8 a, u8 b, u8 c, u8 d, | |
679 | u8 e, u8 f, u8 g, u8 h, | |
680 | u8 i, u8 j, u8 k, u8 l) | |
681 | { | |
682 | u8 cmd[8]; | |
683 | ||
684 | cmd[0] = command >> 8; | |
685 | cmd[1] = command & 0xff; | |
686 | cmd[2] = a; | |
687 | cmd[3] = b; | |
688 | cmd[4] = c; | |
689 | cmd[5] = d; | |
690 | cmd[6] = 8; | |
691 | cmd[7] = 0; | |
692 | gspca_dev->usb_buf[0] = e; | |
693 | gspca_dev->usb_buf[1] = f; | |
694 | gspca_dev->usb_buf[2] = g; | |
695 | gspca_dev->usb_buf[3] = h; | |
696 | gspca_dev->usb_buf[4] = i; | |
697 | gspca_dev->usb_buf[5] = j; | |
698 | gspca_dev->usb_buf[6] = k; | |
699 | gspca_dev->usb_buf[7] = l; | |
700 | ||
701 | return cpia_usb_transferCmd(gspca_dev, cmd); | |
702 | } | |
703 | ||
704 | /* find_over_exposure | |
705 | * Finds a suitable value of OverExposure for use with SetFlickerCtrl | |
706 | * Some calculation is required because this value changes with the brightness | |
707 | * set with SetColourParameters | |
708 | * | |
709 | * Parameters: Brightness - last brightness value set with SetColourParameters | |
710 | * | |
711 | * Returns: OverExposure value to use with SetFlickerCtrl | |
712 | */ | |
713 | #define FLICKER_MAX_EXPOSURE 250 | |
714 | #define FLICKER_ALLOWABLE_OVER_EXPOSURE 146 | |
715 | #define FLICKER_BRIGHTNESS_CONSTANT 59 | |
716 | static int find_over_exposure(int brightness) | |
717 | { | |
718 | int MaxAllowableOverExposure, OverExposure; | |
719 | ||
720 | MaxAllowableOverExposure = FLICKER_MAX_EXPOSURE - brightness - | |
721 | FLICKER_BRIGHTNESS_CONSTANT; | |
722 | ||
723 | if (MaxAllowableOverExposure < FLICKER_ALLOWABLE_OVER_EXPOSURE) | |
724 | OverExposure = MaxAllowableOverExposure; | |
725 | else | |
726 | OverExposure = FLICKER_ALLOWABLE_OVER_EXPOSURE; | |
727 | ||
728 | return OverExposure; | |
729 | } | |
730 | #undef FLICKER_MAX_EXPOSURE | |
731 | #undef FLICKER_ALLOWABLE_OVER_EXPOSURE | |
732 | #undef FLICKER_BRIGHTNESS_CONSTANT | |
733 | ||
734 | /* initialise cam_data structure */ | |
735 | static void reset_camera_params(struct gspca_dev *gspca_dev) | |
736 | { | |
737 | struct sd *sd = (struct sd *) gspca_dev; | |
738 | struct cam_params *params = &sd->params; | |
739 | ||
740 | /* The following parameter values are the defaults from | |
741 | * "Software Developer's Guide for CPiA Cameras". Any changes | |
742 | * to the defaults are noted in comments. */ | |
743 | params->colourParams.brightness = BRIGHTNESS_DEF; | |
744 | params->colourParams.contrast = CONTRAST_DEF; | |
745 | params->colourParams.saturation = SATURATION_DEF; | |
746 | params->exposure.gainMode = 4; | |
747 | params->exposure.expMode = 2; /* AEC */ | |
748 | params->exposure.compMode = 1; | |
749 | params->exposure.centreWeight = 1; | |
750 | params->exposure.gain = 0; | |
751 | params->exposure.fineExp = 0; | |
752 | params->exposure.coarseExpLo = 185; | |
753 | params->exposure.coarseExpHi = 0; | |
754 | params->exposure.redComp = COMP_RED; | |
755 | params->exposure.green1Comp = COMP_GREEN1; | |
756 | params->exposure.green2Comp = COMP_GREEN2; | |
757 | params->exposure.blueComp = COMP_BLUE; | |
758 | params->colourBalance.balanceMode = 2; /* ACB */ | |
759 | params->colourBalance.redGain = 32; | |
760 | params->colourBalance.greenGain = 6; | |
761 | params->colourBalance.blueGain = 92; | |
762 | params->apcor.gain1 = 0x18; | |
763 | params->apcor.gain2 = 0x16; | |
764 | params->apcor.gain4 = 0x24; | |
765 | params->apcor.gain8 = 0x34; | |
766 | params->flickerControl.flickerMode = 0; | |
767 | params->flickerControl.disabled = 1; | |
768 | ||
769 | params->flickerControl.coarseJump = | |
770 | flicker_jumps[sd->mainsFreq] | |
771 | [params->sensorFps.baserate] | |
772 | [params->sensorFps.divisor]; | |
773 | params->flickerControl.allowableOverExposure = | |
774 | find_over_exposure(params->colourParams.brightness); | |
775 | params->vlOffset.gain1 = 20; | |
776 | params->vlOffset.gain2 = 24; | |
777 | params->vlOffset.gain4 = 26; | |
778 | params->vlOffset.gain8 = 26; | |
779 | params->compressionParams.hysteresis = 3; | |
780 | params->compressionParams.threshMax = 11; | |
781 | params->compressionParams.smallStep = 1; | |
782 | params->compressionParams.largeStep = 3; | |
783 | params->compressionParams.decimationHysteresis = 2; | |
784 | params->compressionParams.frDiffStepThresh = 5; | |
785 | params->compressionParams.qDiffStepThresh = 3; | |
786 | params->compressionParams.decimationThreshMod = 2; | |
787 | /* End of default values from Software Developer's Guide */ | |
788 | ||
789 | /* Set Sensor FPS to 15fps. This seems better than 30fps | |
790 | * for indoor lighting. */ | |
791 | params->sensorFps.divisor = 1; | |
792 | params->sensorFps.baserate = 1; | |
793 | ||
794 | params->yuvThreshold.yThreshold = 6; /* From windows driver */ | |
795 | params->yuvThreshold.uvThreshold = 6; /* From windows driver */ | |
796 | ||
797 | params->format.subSample = SUBSAMPLE_420; | |
798 | params->format.yuvOrder = YUVORDER_YUYV; | |
799 | ||
800 | params->compression.mode = CPIA_COMPRESSION_AUTO; | |
801 | params->compression.decimation = NO_DECIMATION; | |
802 | ||
803 | params->compressionTarget.frTargeting = COMP_TARGET_DEF; | |
804 | params->compressionTarget.targetFR = 15; /* From windows driver */ | |
805 | params->compressionTarget.targetQ = 5; /* From windows driver */ | |
806 | ||
807 | params->qx3.qx3_detected = 0; | |
808 | params->qx3.toplight = 0; | |
809 | params->qx3.bottomlight = 0; | |
810 | params->qx3.button = 0; | |
811 | params->qx3.cradled = 0; | |
812 | } | |
813 | ||
814 | static void printstatus(struct cam_params *params) | |
815 | { | |
816 | PDEBUG(D_PROBE, "status: %02x %02x %02x %02x %02x %02x %02x %02x", | |
817 | params->status.systemState, params->status.grabState, | |
818 | params->status.streamState, params->status.fatalError, | |
819 | params->status.cmdError, params->status.debugFlags, | |
820 | params->status.vpStatus, params->status.errorCode); | |
821 | } | |
822 | ||
823 | static int goto_low_power(struct gspca_dev *gspca_dev) | |
824 | { | |
825 | struct sd *sd = (struct sd *) gspca_dev; | |
826 | int ret; | |
827 | ||
828 | ret = do_command(gspca_dev, CPIA_COMMAND_GotoLoPower, 0, 0, 0, 0); | |
829 | if (ret) | |
830 | return ret; | |
831 | ||
832 | do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0); | |
833 | if (ret) | |
834 | return ret; | |
835 | ||
836 | if (sd->params.status.systemState != LO_POWER_STATE) { | |
837 | if (sd->params.status.systemState != WARM_BOOT_STATE) { | |
838 | PDEBUG(D_ERR, | |
839 | "unexpected state after lo power cmd: %02x", | |
840 | sd->params.status.systemState); | |
841 | printstatus(&sd->params); | |
842 | } | |
843 | return -EIO; | |
844 | } | |
845 | ||
846 | PDEBUG(D_CONF, "camera now in LOW power state"); | |
847 | return 0; | |
848 | } | |
849 | ||
850 | static int goto_high_power(struct gspca_dev *gspca_dev) | |
851 | { | |
852 | struct sd *sd = (struct sd *) gspca_dev; | |
853 | int ret; | |
854 | ||
855 | ret = do_command(gspca_dev, CPIA_COMMAND_GotoHiPower, 0, 0, 0, 0); | |
856 | if (ret) | |
857 | return ret; | |
858 | ||
859 | msleep_interruptible(40); /* windows driver does it too */ | |
860 | ||
861 | if (signal_pending(current)) | |
862 | return -EINTR; | |
863 | ||
864 | do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0); | |
865 | if (ret) | |
866 | return ret; | |
867 | ||
868 | if (sd->params.status.systemState != HI_POWER_STATE) { | |
869 | PDEBUG(D_ERR, "unexpected state after hi power cmd: %02x", | |
870 | sd->params.status.systemState); | |
871 | printstatus(&sd->params); | |
872 | return -EIO; | |
873 | } | |
874 | ||
875 | PDEBUG(D_CONF, "camera now in HIGH power state"); | |
876 | return 0; | |
877 | } | |
878 | ||
879 | static int get_version_information(struct gspca_dev *gspca_dev) | |
880 | { | |
881 | int ret; | |
882 | ||
883 | /* GetCPIAVersion */ | |
884 | ret = do_command(gspca_dev, CPIA_COMMAND_GetCPIAVersion, 0, 0, 0, 0); | |
885 | if (ret) | |
886 | return ret; | |
887 | ||
888 | /* GetPnPID */ | |
889 | return do_command(gspca_dev, CPIA_COMMAND_GetPnPID, 0, 0, 0, 0); | |
890 | } | |
891 | ||
892 | static int save_camera_state(struct gspca_dev *gspca_dev) | |
893 | { | |
894 | int ret; | |
895 | ||
896 | ret = do_command(gspca_dev, CPIA_COMMAND_GetColourBalance, 0, 0, 0, 0); | |
897 | if (ret) | |
898 | return ret; | |
899 | ||
900 | return do_command(gspca_dev, CPIA_COMMAND_GetExposure, 0, 0, 0, 0); | |
901 | } | |
902 | ||
e7c3ee63 | 903 | static int command_setformat(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
904 | { |
905 | struct sd *sd = (struct sd *) gspca_dev; | |
906 | int ret; | |
907 | ||
908 | ret = do_command(gspca_dev, CPIA_COMMAND_SetFormat, | |
909 | sd->params.format.videoSize, | |
910 | sd->params.format.subSample, | |
911 | sd->params.format.yuvOrder, 0); | |
912 | if (ret) | |
913 | return ret; | |
914 | ||
915 | return do_command(gspca_dev, CPIA_COMMAND_SetROI, | |
916 | sd->params.roi.colStart, sd->params.roi.colEnd, | |
917 | sd->params.roi.rowStart, sd->params.roi.rowEnd); | |
918 | } | |
919 | ||
e7c3ee63 | 920 | static int command_setcolourparams(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
921 | { |
922 | struct sd *sd = (struct sd *) gspca_dev; | |
923 | return do_command(gspca_dev, CPIA_COMMAND_SetColourParams, | |
924 | sd->params.colourParams.brightness, | |
925 | sd->params.colourParams.contrast, | |
926 | sd->params.colourParams.saturation, 0); | |
927 | } | |
928 | ||
e7c3ee63 | 929 | static int command_setapcor(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
930 | { |
931 | struct sd *sd = (struct sd *) gspca_dev; | |
932 | return do_command(gspca_dev, CPIA_COMMAND_SetApcor, | |
933 | sd->params.apcor.gain1, | |
934 | sd->params.apcor.gain2, | |
935 | sd->params.apcor.gain4, | |
936 | sd->params.apcor.gain8); | |
937 | } | |
938 | ||
e7c3ee63 | 939 | static int command_setvloffset(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
940 | { |
941 | struct sd *sd = (struct sd *) gspca_dev; | |
942 | return do_command(gspca_dev, CPIA_COMMAND_SetVLOffset, | |
943 | sd->params.vlOffset.gain1, | |
944 | sd->params.vlOffset.gain2, | |
945 | sd->params.vlOffset.gain4, | |
946 | sd->params.vlOffset.gain8); | |
947 | } | |
948 | ||
e7c3ee63 | 949 | static int command_setexposure(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
950 | { |
951 | struct sd *sd = (struct sd *) gspca_dev; | |
952 | int ret; | |
953 | ||
954 | ret = do_command_extended(gspca_dev, CPIA_COMMAND_SetExposure, | |
955 | sd->params.exposure.gainMode, | |
956 | 1, | |
957 | sd->params.exposure.compMode, | |
958 | sd->params.exposure.centreWeight, | |
959 | sd->params.exposure.gain, | |
960 | sd->params.exposure.fineExp, | |
961 | sd->params.exposure.coarseExpLo, | |
962 | sd->params.exposure.coarseExpHi, | |
963 | sd->params.exposure.redComp, | |
964 | sd->params.exposure.green1Comp, | |
965 | sd->params.exposure.green2Comp, | |
966 | sd->params.exposure.blueComp); | |
967 | if (ret) | |
968 | return ret; | |
969 | ||
970 | if (sd->params.exposure.expMode != 1) { | |
971 | ret = do_command_extended(gspca_dev, CPIA_COMMAND_SetExposure, | |
972 | 0, | |
973 | sd->params.exposure.expMode, | |
974 | 0, 0, | |
975 | sd->params.exposure.gain, | |
976 | sd->params.exposure.fineExp, | |
977 | sd->params.exposure.coarseExpLo, | |
978 | sd->params.exposure.coarseExpHi, | |
979 | 0, 0, 0, 0); | |
980 | } | |
981 | ||
982 | return ret; | |
983 | } | |
984 | ||
e7c3ee63 | 985 | static int command_setcolourbalance(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
986 | { |
987 | struct sd *sd = (struct sd *) gspca_dev; | |
988 | ||
989 | if (sd->params.colourBalance.balanceMode == 1) { | |
990 | int ret; | |
991 | ||
992 | ret = do_command(gspca_dev, CPIA_COMMAND_SetColourBalance, | |
993 | 1, | |
994 | sd->params.colourBalance.redGain, | |
995 | sd->params.colourBalance.greenGain, | |
996 | sd->params.colourBalance.blueGain); | |
997 | if (ret) | |
998 | return ret; | |
999 | ||
1000 | return do_command(gspca_dev, CPIA_COMMAND_SetColourBalance, | |
1001 | 3, 0, 0, 0); | |
1002 | } | |
1003 | if (sd->params.colourBalance.balanceMode == 2) { | |
1004 | return do_command(gspca_dev, CPIA_COMMAND_SetColourBalance, | |
1005 | 2, 0, 0, 0); | |
1006 | } | |
1007 | if (sd->params.colourBalance.balanceMode == 3) { | |
1008 | return do_command(gspca_dev, CPIA_COMMAND_SetColourBalance, | |
1009 | 3, 0, 0, 0); | |
1010 | } | |
1011 | ||
1012 | return -EINVAL; | |
1013 | } | |
1014 | ||
e7c3ee63 | 1015 | static int command_setcompressiontarget(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1016 | { |
1017 | struct sd *sd = (struct sd *) gspca_dev; | |
1018 | ||
1019 | return do_command(gspca_dev, CPIA_COMMAND_SetCompressionTarget, | |
1020 | sd->params.compressionTarget.frTargeting, | |
1021 | sd->params.compressionTarget.targetFR, | |
1022 | sd->params.compressionTarget.targetQ, 0); | |
1023 | } | |
1024 | ||
e7c3ee63 | 1025 | static int command_setyuvtresh(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1026 | { |
1027 | struct sd *sd = (struct sd *) gspca_dev; | |
1028 | ||
1029 | return do_command(gspca_dev, CPIA_COMMAND_SetYUVThresh, | |
1030 | sd->params.yuvThreshold.yThreshold, | |
1031 | sd->params.yuvThreshold.uvThreshold, 0, 0); | |
1032 | } | |
1033 | ||
e7c3ee63 | 1034 | static int command_setcompressionparams(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1035 | { |
1036 | struct sd *sd = (struct sd *) gspca_dev; | |
1037 | ||
1038 | return do_command_extended(gspca_dev, | |
1039 | CPIA_COMMAND_SetCompressionParams, | |
1040 | 0, 0, 0, 0, | |
1041 | sd->params.compressionParams.hysteresis, | |
1042 | sd->params.compressionParams.threshMax, | |
1043 | sd->params.compressionParams.smallStep, | |
1044 | sd->params.compressionParams.largeStep, | |
1045 | sd->params.compressionParams.decimationHysteresis, | |
1046 | sd->params.compressionParams.frDiffStepThresh, | |
1047 | sd->params.compressionParams.qDiffStepThresh, | |
1048 | sd->params.compressionParams.decimationThreshMod); | |
1049 | } | |
1050 | ||
e7c3ee63 | 1051 | static int command_setcompression(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1052 | { |
1053 | struct sd *sd = (struct sd *) gspca_dev; | |
1054 | ||
1055 | return do_command(gspca_dev, CPIA_COMMAND_SetCompression, | |
1056 | sd->params.compression.mode, | |
1057 | sd->params.compression.decimation, 0, 0); | |
1058 | } | |
1059 | ||
e7c3ee63 | 1060 | static int command_setsensorfps(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1061 | { |
1062 | struct sd *sd = (struct sd *) gspca_dev; | |
1063 | ||
1064 | return do_command(gspca_dev, CPIA_COMMAND_SetSensorFPS, | |
1065 | sd->params.sensorFps.divisor, | |
1066 | sd->params.sensorFps.baserate, 0, 0); | |
1067 | } | |
1068 | ||
e7c3ee63 | 1069 | static int command_setflickerctrl(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1070 | { |
1071 | struct sd *sd = (struct sd *) gspca_dev; | |
1072 | ||
1073 | return do_command(gspca_dev, CPIA_COMMAND_SetFlickerCtrl, | |
1074 | sd->params.flickerControl.flickerMode, | |
1075 | sd->params.flickerControl.coarseJump, | |
1076 | sd->params.flickerControl.allowableOverExposure, | |
1077 | 0); | |
1078 | } | |
1079 | ||
e7c3ee63 | 1080 | static int command_setecptiming(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1081 | { |
1082 | struct sd *sd = (struct sd *) gspca_dev; | |
1083 | ||
1084 | return do_command(gspca_dev, CPIA_COMMAND_SetECPTiming, | |
1085 | sd->params.ecpTiming, 0, 0, 0); | |
1086 | } | |
1087 | ||
e7c3ee63 | 1088 | static int command_pause(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1089 | { |
1090 | return do_command(gspca_dev, CPIA_COMMAND_EndStreamCap, 0, 0, 0, 0); | |
1091 | } | |
1092 | ||
e7c3ee63 | 1093 | static int command_resume(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1094 | { |
1095 | struct sd *sd = (struct sd *) gspca_dev; | |
1096 | ||
1097 | return do_command(gspca_dev, CPIA_COMMAND_InitStreamCap, | |
1098 | 0, sd->params.streamStartLine, 0, 0); | |
1099 | } | |
1100 | ||
e7c3ee63 | 1101 | static int command_setlights(struct gspca_dev *gspca_dev) |
54e8bc5d HG |
1102 | { |
1103 | struct sd *sd = (struct sd *) gspca_dev; | |
1104 | int ret, p1, p2; | |
1105 | ||
1106 | if (!sd->params.qx3.qx3_detected) | |
1107 | return 0; | |
1108 | ||
1109 | p1 = (sd->params.qx3.bottomlight == 0) << 1; | |
1110 | p2 = (sd->params.qx3.toplight == 0) << 3; | |
1111 | ||
1112 | ret = do_command(gspca_dev, CPIA_COMMAND_WriteVCReg, | |
1113 | 0x90, 0x8F, 0x50, 0); | |
1114 | if (ret) | |
1115 | return ret; | |
1116 | ||
1117 | return do_command(gspca_dev, CPIA_COMMAND_WriteMCPort, 2, 0, | |
1118 | p1 | p2 | 0xE0, 0); | |
1119 | } | |
1120 | ||
1121 | static int set_flicker(struct gspca_dev *gspca_dev, int on, int apply) | |
1122 | { | |
1123 | /* Everything in here is from the Windows driver */ | |
1124 | /* define for compgain calculation */ | |
1125 | #if 0 | |
1126 | #define COMPGAIN(base, curexp, newexp) \ | |
1127 | (u8) ((((float) base - 128.0) * ((float) curexp / (float) newexp)) + 128.5) | |
1128 | #define EXP_FROM_COMP(basecomp, curcomp, curexp) \ | |
1129 | (u16)((float)curexp * (float)(u8)(curcomp + 128) / \ | |
1130 | (float)(u8)(basecomp - 128)) | |
1131 | #else | |
1132 | /* equivalent functions without floating point math */ | |
1133 | #define COMPGAIN(base, curexp, newexp) \ | |
1134 | (u8)(128 + (((u32)(2*(base-128)*curexp + newexp)) / (2 * newexp))) | |
1135 | #define EXP_FROM_COMP(basecomp, curcomp, curexp) \ | |
1136 | (u16)(((u32)(curexp * (u8)(curcomp + 128)) / (u8)(basecomp - 128))) | |
1137 | #endif | |
1138 | ||
1139 | struct sd *sd = (struct sd *) gspca_dev; | |
1140 | int currentexp = sd->params.exposure.coarseExpLo + | |
1141 | sd->params.exposure.coarseExpHi * 256; | |
1142 | int ret, startexp; | |
1143 | ||
1144 | if (on) { | |
1145 | int cj = sd->params.flickerControl.coarseJump; | |
1146 | sd->params.flickerControl.flickerMode = 1; | |
1147 | sd->params.flickerControl.disabled = 0; | |
1148 | if (sd->params.exposure.expMode != 2) { | |
1149 | sd->params.exposure.expMode = 2; | |
1150 | sd->exposure_status = EXPOSURE_NORMAL; | |
1151 | } | |
1152 | currentexp = currentexp << sd->params.exposure.gain; | |
1153 | sd->params.exposure.gain = 0; | |
1154 | /* round down current exposure to nearest value */ | |
1155 | startexp = (currentexp + ROUND_UP_EXP_FOR_FLICKER) / cj; | |
1156 | if (startexp < 1) | |
1157 | startexp = 1; | |
1158 | startexp = (startexp * cj) - 1; | |
1159 | if (FIRMWARE_VERSION(1, 2)) | |
1160 | while (startexp > MAX_EXP_102) | |
1161 | startexp -= cj; | |
1162 | else | |
1163 | while (startexp > MAX_EXP) | |
1164 | startexp -= cj; | |
1165 | sd->params.exposure.coarseExpLo = startexp & 0xff; | |
1166 | sd->params.exposure.coarseExpHi = startexp >> 8; | |
1167 | if (currentexp > startexp) { | |
1168 | if (currentexp > (2 * startexp)) | |
1169 | currentexp = 2 * startexp; | |
1170 | sd->params.exposure.redComp = | |
1171 | COMPGAIN(COMP_RED, currentexp, startexp); | |
1172 | sd->params.exposure.green1Comp = | |
1173 | COMPGAIN(COMP_GREEN1, currentexp, startexp); | |
1174 | sd->params.exposure.green2Comp = | |
1175 | COMPGAIN(COMP_GREEN2, currentexp, startexp); | |
1176 | sd->params.exposure.blueComp = | |
1177 | COMPGAIN(COMP_BLUE, currentexp, startexp); | |
1178 | } else { | |
1179 | sd->params.exposure.redComp = COMP_RED; | |
1180 | sd->params.exposure.green1Comp = COMP_GREEN1; | |
1181 | sd->params.exposure.green2Comp = COMP_GREEN2; | |
1182 | sd->params.exposure.blueComp = COMP_BLUE; | |
1183 | } | |
1184 | if (FIRMWARE_VERSION(1, 2)) | |
1185 | sd->params.exposure.compMode = 0; | |
1186 | else | |
1187 | sd->params.exposure.compMode = 1; | |
1188 | ||
1189 | sd->params.apcor.gain1 = 0x18; | |
1190 | sd->params.apcor.gain2 = 0x18; | |
1191 | sd->params.apcor.gain4 = 0x16; | |
1192 | sd->params.apcor.gain8 = 0x14; | |
1193 | } else { | |
1194 | sd->params.flickerControl.flickerMode = 0; | |
1195 | sd->params.flickerControl.disabled = 1; | |
1196 | /* Average equivalent coarse for each comp channel */ | |
1197 | startexp = EXP_FROM_COMP(COMP_RED, | |
1198 | sd->params.exposure.redComp, currentexp); | |
1199 | startexp += EXP_FROM_COMP(COMP_GREEN1, | |
1200 | sd->params.exposure.green1Comp, currentexp); | |
1201 | startexp += EXP_FROM_COMP(COMP_GREEN2, | |
1202 | sd->params.exposure.green2Comp, currentexp); | |
1203 | startexp += EXP_FROM_COMP(COMP_BLUE, | |
1204 | sd->params.exposure.blueComp, currentexp); | |
1205 | startexp = startexp >> 2; | |
1206 | while (startexp > MAX_EXP && sd->params.exposure.gain < | |
1207 | sd->params.exposure.gainMode - 1) { | |
1208 | startexp = startexp >> 1; | |
1209 | ++sd->params.exposure.gain; | |
1210 | } | |
1211 | if (FIRMWARE_VERSION(1, 2) && startexp > MAX_EXP_102) | |
1212 | startexp = MAX_EXP_102; | |
1213 | if (startexp > MAX_EXP) | |
1214 | startexp = MAX_EXP; | |
1215 | sd->params.exposure.coarseExpLo = startexp & 0xff; | |
1216 | sd->params.exposure.coarseExpHi = startexp >> 8; | |
1217 | sd->params.exposure.redComp = COMP_RED; | |
1218 | sd->params.exposure.green1Comp = COMP_GREEN1; | |
1219 | sd->params.exposure.green2Comp = COMP_GREEN2; | |
1220 | sd->params.exposure.blueComp = COMP_BLUE; | |
1221 | sd->params.exposure.compMode = 1; | |
1222 | sd->params.apcor.gain1 = 0x18; | |
1223 | sd->params.apcor.gain2 = 0x16; | |
1224 | sd->params.apcor.gain4 = 0x24; | |
1225 | sd->params.apcor.gain8 = 0x34; | |
1226 | } | |
1227 | sd->params.vlOffset.gain1 = 20; | |
1228 | sd->params.vlOffset.gain2 = 24; | |
1229 | sd->params.vlOffset.gain4 = 26; | |
1230 | sd->params.vlOffset.gain8 = 26; | |
1231 | ||
1232 | if (apply) { | |
1233 | ret = command_setexposure(gspca_dev); | |
1234 | if (ret) | |
1235 | return ret; | |
1236 | ||
1237 | ret = command_setapcor(gspca_dev); | |
1238 | if (ret) | |
1239 | return ret; | |
1240 | ||
1241 | ret = command_setvloffset(gspca_dev); | |
1242 | if (ret) | |
1243 | return ret; | |
1244 | ||
1245 | ret = command_setflickerctrl(gspca_dev); | |
1246 | if (ret) | |
1247 | return ret; | |
1248 | } | |
1249 | ||
1250 | return 0; | |
1251 | #undef EXP_FROM_COMP | |
1252 | #undef COMPGAIN | |
1253 | } | |
1254 | ||
1255 | /* monitor the exposure and adjust the sensor frame rate if needed */ | |
1256 | static void monitor_exposure(struct gspca_dev *gspca_dev) | |
1257 | { | |
1258 | struct sd *sd = (struct sd *) gspca_dev; | |
1259 | u8 exp_acc, bcomp, gain, coarseL, cmd[8]; | |
1260 | int ret, light_exp, dark_exp, very_dark_exp; | |
1261 | int old_exposure, new_exposure, framerate; | |
1262 | int setfps = 0, setexp = 0, setflicker = 0; | |
1263 | ||
1264 | /* get necessary stats and register settings from camera */ | |
1265 | /* do_command can't handle this, so do it ourselves */ | |
1266 | cmd[0] = CPIA_COMMAND_ReadVPRegs >> 8; | |
1267 | cmd[1] = CPIA_COMMAND_ReadVPRegs & 0xff; | |
1268 | cmd[2] = 30; | |
1269 | cmd[3] = 4; | |
1270 | cmd[4] = 9; | |
1271 | cmd[5] = 8; | |
1272 | cmd[6] = 8; | |
1273 | cmd[7] = 0; | |
1274 | ret = cpia_usb_transferCmd(gspca_dev, cmd); | |
1275 | if (ret) { | |
0b656321 | 1276 | err("ReadVPRegs(30,4,9,8) - failed: %d", ret); |
54e8bc5d HG |
1277 | return; |
1278 | } | |
1279 | exp_acc = gspca_dev->usb_buf[0]; | |
1280 | bcomp = gspca_dev->usb_buf[1]; | |
1281 | gain = gspca_dev->usb_buf[2]; | |
1282 | coarseL = gspca_dev->usb_buf[3]; | |
1283 | ||
1284 | light_exp = sd->params.colourParams.brightness + | |
1285 | TC - 50 + EXP_ACC_LIGHT; | |
1286 | if (light_exp > 255) | |
1287 | light_exp = 255; | |
1288 | dark_exp = sd->params.colourParams.brightness + | |
1289 | TC - 50 - EXP_ACC_DARK; | |
1290 | if (dark_exp < 0) | |
1291 | dark_exp = 0; | |
1292 | very_dark_exp = dark_exp / 2; | |
1293 | ||
1294 | old_exposure = sd->params.exposure.coarseExpHi * 256 + | |
1295 | sd->params.exposure.coarseExpLo; | |
1296 | ||
1297 | if (!sd->params.flickerControl.disabled) { | |
1298 | /* Flicker control on */ | |
1299 | int max_comp = FIRMWARE_VERSION(1, 2) ? MAX_COMP : | |
1300 | HIGH_COMP_102; | |
1301 | bcomp += 128; /* decode */ | |
1302 | if (bcomp >= max_comp && exp_acc < dark_exp) { | |
1303 | /* dark */ | |
1304 | if (exp_acc < very_dark_exp) { | |
1305 | /* very dark */ | |
1306 | if (sd->exposure_status == EXPOSURE_VERY_DARK) | |
1307 | ++sd->exposure_count; | |
1308 | else { | |
1309 | sd->exposure_status = | |
1310 | EXPOSURE_VERY_DARK; | |
1311 | sd->exposure_count = 1; | |
1312 | } | |
1313 | } else { | |
1314 | /* just dark */ | |
1315 | if (sd->exposure_status == EXPOSURE_DARK) | |
1316 | ++sd->exposure_count; | |
1317 | else { | |
1318 | sd->exposure_status = EXPOSURE_DARK; | |
1319 | sd->exposure_count = 1; | |
1320 | } | |
1321 | } | |
1322 | } else if (old_exposure <= LOW_EXP || exp_acc > light_exp) { | |
1323 | /* light */ | |
1324 | if (old_exposure <= VERY_LOW_EXP) { | |
1325 | /* very light */ | |
1326 | if (sd->exposure_status == EXPOSURE_VERY_LIGHT) | |
1327 | ++sd->exposure_count; | |
1328 | else { | |
1329 | sd->exposure_status = | |
1330 | EXPOSURE_VERY_LIGHT; | |
1331 | sd->exposure_count = 1; | |
1332 | } | |
1333 | } else { | |
1334 | /* just light */ | |
1335 | if (sd->exposure_status == EXPOSURE_LIGHT) | |
1336 | ++sd->exposure_count; | |
1337 | else { | |
1338 | sd->exposure_status = EXPOSURE_LIGHT; | |
1339 | sd->exposure_count = 1; | |
1340 | } | |
1341 | } | |
1342 | } else { | |
1343 | /* not dark or light */ | |
1344 | sd->exposure_status = EXPOSURE_NORMAL; | |
1345 | } | |
1346 | } else { | |
1347 | /* Flicker control off */ | |
1348 | if (old_exposure >= MAX_EXP && exp_acc < dark_exp) { | |
1349 | /* dark */ | |
1350 | if (exp_acc < very_dark_exp) { | |
1351 | /* very dark */ | |
1352 | if (sd->exposure_status == EXPOSURE_VERY_DARK) | |
1353 | ++sd->exposure_count; | |
1354 | else { | |
1355 | sd->exposure_status = | |
1356 | EXPOSURE_VERY_DARK; | |
1357 | sd->exposure_count = 1; | |
1358 | } | |
1359 | } else { | |
1360 | /* just dark */ | |
1361 | if (sd->exposure_status == EXPOSURE_DARK) | |
1362 | ++sd->exposure_count; | |
1363 | else { | |
1364 | sd->exposure_status = EXPOSURE_DARK; | |
1365 | sd->exposure_count = 1; | |
1366 | } | |
1367 | } | |
1368 | } else if (old_exposure <= LOW_EXP || exp_acc > light_exp) { | |
1369 | /* light */ | |
1370 | if (old_exposure <= VERY_LOW_EXP) { | |
1371 | /* very light */ | |
1372 | if (sd->exposure_status == EXPOSURE_VERY_LIGHT) | |
1373 | ++sd->exposure_count; | |
1374 | else { | |
1375 | sd->exposure_status = | |
1376 | EXPOSURE_VERY_LIGHT; | |
1377 | sd->exposure_count = 1; | |
1378 | } | |
1379 | } else { | |
1380 | /* just light */ | |
1381 | if (sd->exposure_status == EXPOSURE_LIGHT) | |
1382 | ++sd->exposure_count; | |
1383 | else { | |
1384 | sd->exposure_status = EXPOSURE_LIGHT; | |
1385 | sd->exposure_count = 1; | |
1386 | } | |
1387 | } | |
1388 | } else { | |
1389 | /* not dark or light */ | |
1390 | sd->exposure_status = EXPOSURE_NORMAL; | |
1391 | } | |
1392 | } | |
1393 | ||
1394 | framerate = atomic_read(&sd->fps); | |
1395 | if (framerate > 30 || framerate < 1) | |
1396 | framerate = 1; | |
1397 | ||
1398 | if (!sd->params.flickerControl.disabled) { | |
1399 | /* Flicker control on */ | |
1400 | if ((sd->exposure_status == EXPOSURE_VERY_DARK || | |
1401 | sd->exposure_status == EXPOSURE_DARK) && | |
1402 | sd->exposure_count >= DARK_TIME * framerate && | |
1403 | sd->params.sensorFps.divisor < 3) { | |
1404 | ||
1405 | /* dark for too long */ | |
1406 | ++sd->params.sensorFps.divisor; | |
1407 | setfps = 1; | |
1408 | ||
1409 | sd->params.flickerControl.coarseJump = | |
1410 | flicker_jumps[sd->mainsFreq] | |
1411 | [sd->params.sensorFps.baserate] | |
1412 | [sd->params.sensorFps.divisor]; | |
1413 | setflicker = 1; | |
1414 | ||
1415 | new_exposure = sd->params.flickerControl.coarseJump-1; | |
1416 | while (new_exposure < old_exposure / 2) | |
1417 | new_exposure += | |
1418 | sd->params.flickerControl.coarseJump; | |
1419 | sd->params.exposure.coarseExpLo = new_exposure & 0xff; | |
1420 | sd->params.exposure.coarseExpHi = new_exposure >> 8; | |
1421 | setexp = 1; | |
1422 | sd->exposure_status = EXPOSURE_NORMAL; | |
1423 | PDEBUG(D_CONF, "Automatically decreasing sensor_fps"); | |
1424 | ||
1425 | } else if ((sd->exposure_status == EXPOSURE_VERY_LIGHT || | |
1426 | sd->exposure_status == EXPOSURE_LIGHT) && | |
1427 | sd->exposure_count >= LIGHT_TIME * framerate && | |
1428 | sd->params.sensorFps.divisor > 0) { | |
1429 | ||
1430 | /* light for too long */ | |
1431 | int max_exp = FIRMWARE_VERSION(1, 2) ? MAX_EXP_102 : | |
1432 | MAX_EXP; | |
1433 | --sd->params.sensorFps.divisor; | |
1434 | setfps = 1; | |
1435 | ||
1436 | sd->params.flickerControl.coarseJump = | |
1437 | flicker_jumps[sd->mainsFreq] | |
1438 | [sd->params.sensorFps.baserate] | |
1439 | [sd->params.sensorFps.divisor]; | |
1440 | setflicker = 1; | |
1441 | ||
1442 | new_exposure = sd->params.flickerControl.coarseJump-1; | |
1443 | while (new_exposure < 2 * old_exposure && | |
1444 | new_exposure + | |
1445 | sd->params.flickerControl.coarseJump < max_exp) | |
1446 | new_exposure += | |
1447 | sd->params.flickerControl.coarseJump; | |
1448 | sd->params.exposure.coarseExpLo = new_exposure & 0xff; | |
1449 | sd->params.exposure.coarseExpHi = new_exposure >> 8; | |
1450 | setexp = 1; | |
1451 | sd->exposure_status = EXPOSURE_NORMAL; | |
1452 | PDEBUG(D_CONF, "Automatically increasing sensor_fps"); | |
1453 | } | |
1454 | } else { | |
1455 | /* Flicker control off */ | |
1456 | if ((sd->exposure_status == EXPOSURE_VERY_DARK || | |
1457 | sd->exposure_status == EXPOSURE_DARK) && | |
1458 | sd->exposure_count >= DARK_TIME * framerate && | |
1459 | sd->params.sensorFps.divisor < 3) { | |
1460 | ||
1461 | /* dark for too long */ | |
1462 | ++sd->params.sensorFps.divisor; | |
1463 | setfps = 1; | |
1464 | ||
1465 | if (sd->params.exposure.gain > 0) { | |
1466 | --sd->params.exposure.gain; | |
1467 | setexp = 1; | |
1468 | } | |
1469 | sd->exposure_status = EXPOSURE_NORMAL; | |
1470 | PDEBUG(D_CONF, "Automatically decreasing sensor_fps"); | |
1471 | ||
1472 | } else if ((sd->exposure_status == EXPOSURE_VERY_LIGHT || | |
1473 | sd->exposure_status == EXPOSURE_LIGHT) && | |
1474 | sd->exposure_count >= LIGHT_TIME * framerate && | |
1475 | sd->params.sensorFps.divisor > 0) { | |
1476 | ||
1477 | /* light for too long */ | |
1478 | --sd->params.sensorFps.divisor; | |
1479 | setfps = 1; | |
1480 | ||
1481 | if (sd->params.exposure.gain < | |
1482 | sd->params.exposure.gainMode - 1) { | |
1483 | ++sd->params.exposure.gain; | |
1484 | setexp = 1; | |
1485 | } | |
1486 | sd->exposure_status = EXPOSURE_NORMAL; | |
1487 | PDEBUG(D_CONF, "Automatically increasing sensor_fps"); | |
1488 | } | |
1489 | } | |
1490 | ||
1491 | if (setexp) | |
1492 | command_setexposure(gspca_dev); | |
1493 | ||
1494 | if (setfps) | |
1495 | command_setsensorfps(gspca_dev); | |
1496 | ||
1497 | if (setflicker) | |
1498 | command_setflickerctrl(gspca_dev); | |
1499 | } | |
1500 | ||
1501 | /*-----------------------------------------------------------------*/ | |
1502 | /* if flicker is switched off, this function switches it back on.It checks, | |
1503 | however, that conditions are suitable before restarting it. | |
1504 | This should only be called for firmware version 1.2. | |
1505 | ||
1506 | It also adjust the colour balance when an exposure step is detected - as | |
1507 | long as flicker is running | |
1508 | */ | |
1509 | static void restart_flicker(struct gspca_dev *gspca_dev) | |
1510 | { | |
1511 | struct sd *sd = (struct sd *) gspca_dev; | |
1512 | int cam_exposure, old_exp; | |
1513 | ||
1514 | if (!FIRMWARE_VERSION(1, 2)) | |
1515 | return; | |
1516 | ||
1517 | cam_exposure = atomic_read(&sd->cam_exposure); | |
1518 | ||
1519 | if (sd->params.flickerControl.flickerMode == 0 || | |
1520 | cam_exposure == 0) | |
1521 | return; | |
1522 | ||
1523 | old_exp = sd->params.exposure.coarseExpLo + | |
1524 | sd->params.exposure.coarseExpHi*256; | |
1525 | /* | |
1526 | see how far away camera exposure is from a valid | |
1527 | flicker exposure value | |
1528 | */ | |
1529 | cam_exposure %= sd->params.flickerControl.coarseJump; | |
1530 | if (!sd->params.flickerControl.disabled && | |
1531 | cam_exposure <= sd->params.flickerControl.coarseJump - 3) { | |
1532 | /* Flicker control auto-disabled */ | |
1533 | sd->params.flickerControl.disabled = 1; | |
1534 | } | |
1535 | ||
1536 | if (sd->params.flickerControl.disabled && | |
1537 | old_exp > sd->params.flickerControl.coarseJump + | |
1538 | ROUND_UP_EXP_FOR_FLICKER) { | |
1539 | /* exposure is now high enough to switch | |
1540 | flicker control back on */ | |
1541 | set_flicker(gspca_dev, 1, 1); | |
1542 | } | |
1543 | } | |
1544 | ||
1545 | /* this function is called at probe time */ | |
1546 | static int sd_config(struct gspca_dev *gspca_dev, | |
1547 | const struct usb_device_id *id) | |
1548 | { | |
1549 | struct cam *cam; | |
1550 | ||
1551 | reset_camera_params(gspca_dev); | |
1552 | ||
1553 | PDEBUG(D_PROBE, "cpia CPiA camera detected (vid/pid 0x%04X:0x%04X)", | |
1554 | id->idVendor, id->idProduct); | |
1555 | ||
1556 | cam = &gspca_dev->cam; | |
1557 | cam->cam_mode = mode; | |
1558 | cam->nmodes = ARRAY_SIZE(mode); | |
1559 | ||
1560 | sd_setfreq(gspca_dev, FREQ_DEF); | |
1561 | ||
1562 | return 0; | |
1563 | } | |
1564 | ||
1565 | /* -- start the camera -- */ | |
1566 | static int sd_start(struct gspca_dev *gspca_dev) | |
1567 | { | |
1568 | struct sd *sd = (struct sd *) gspca_dev; | |
1569 | int priv, ret; | |
1570 | ||
1571 | /* Start the camera in low power mode */ | |
1572 | if (goto_low_power(gspca_dev)) { | |
1573 | if (sd->params.status.systemState != WARM_BOOT_STATE) { | |
1574 | PDEBUG(D_ERR, "unexpected systemstate: %02x", | |
1575 | sd->params.status.systemState); | |
1576 | printstatus(&sd->params); | |
1577 | return -ENODEV; | |
1578 | } | |
1579 | ||
1580 | /* FIXME: this is just dirty trial and error */ | |
1581 | ret = goto_high_power(gspca_dev); | |
1582 | if (ret) | |
1583 | return ret; | |
1584 | ||
1585 | ret = do_command(gspca_dev, CPIA_COMMAND_DiscardFrame, | |
1586 | 0, 0, 0, 0); | |
1587 | if (ret) | |
1588 | return ret; | |
1589 | ||
1590 | ret = goto_low_power(gspca_dev); | |
1591 | if (ret) | |
1592 | return ret; | |
1593 | } | |
1594 | ||
1595 | /* procedure described in developer's guide p3-28 */ | |
1596 | ||
1597 | /* Check the firmware version. */ | |
1598 | sd->params.version.firmwareVersion = 0; | |
1599 | get_version_information(gspca_dev); | |
1600 | if (sd->params.version.firmwareVersion != 1) { | |
1601 | PDEBUG(D_ERR, "only firmware version 1 is supported (got: %d)", | |
1602 | sd->params.version.firmwareVersion); | |
1603 | return -ENODEV; | |
1604 | } | |
1605 | ||
1606 | /* A bug in firmware 1-02 limits gainMode to 2 */ | |
1607 | if (sd->params.version.firmwareRevision <= 2 && | |
1608 | sd->params.exposure.gainMode > 2) { | |
1609 | sd->params.exposure.gainMode = 2; | |
1610 | } | |
1611 | ||
1612 | /* set QX3 detected flag */ | |
1613 | sd->params.qx3.qx3_detected = (sd->params.pnpID.vendor == 0x0813 && | |
1614 | sd->params.pnpID.product == 0x0001); | |
1615 | ||
1616 | /* The fatal error checking should be done after | |
1617 | * the camera powers up (developer's guide p 3-38) */ | |
1618 | ||
1619 | /* Set streamState before transition to high power to avoid bug | |
1620 | * in firmware 1-02 */ | |
1621 | ret = do_command(gspca_dev, CPIA_COMMAND_ModifyCameraStatus, | |
1622 | STREAMSTATE, 0, STREAM_NOT_READY, 0); | |
1623 | if (ret) | |
1624 | return ret; | |
1625 | ||
1626 | /* GotoHiPower */ | |
1627 | ret = goto_high_power(gspca_dev); | |
1628 | if (ret) | |
1629 | return ret; | |
1630 | ||
1631 | /* Check the camera status */ | |
1632 | ret = do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0); | |
1633 | if (ret) | |
1634 | return ret; | |
1635 | ||
1636 | if (sd->params.status.fatalError) { | |
1637 | PDEBUG(D_ERR, "fatal_error: %04x, vp_status: %04x", | |
1638 | sd->params.status.fatalError, | |
1639 | sd->params.status.vpStatus); | |
1640 | return -EIO; | |
1641 | } | |
1642 | ||
1643 | /* VPVersion can't be retrieved before the camera is in HiPower, | |
1644 | * so get it here instead of in get_version_information. */ | |
1645 | ret = do_command(gspca_dev, CPIA_COMMAND_GetVPVersion, 0, 0, 0, 0); | |
1646 | if (ret) | |
1647 | return ret; | |
1648 | ||
1649 | /* Determine video mode settings */ | |
1650 | sd->params.streamStartLine = 120; | |
1651 | ||
1652 | priv = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv; | |
1653 | if (priv & 0x01) { /* crop */ | |
1654 | sd->params.roi.colStart = 2; | |
1655 | sd->params.roi.rowStart = 6; | |
1656 | } else { | |
1657 | sd->params.roi.colStart = 0; | |
1658 | sd->params.roi.rowStart = 0; | |
1659 | } | |
1660 | ||
1661 | if (priv & 0x02) { /* quarter */ | |
1662 | sd->params.format.videoSize = VIDEOSIZE_QCIF; | |
1663 | sd->params.roi.colStart /= 2; | |
1664 | sd->params.roi.rowStart /= 2; | |
1665 | sd->params.streamStartLine /= 2; | |
1666 | } else | |
1667 | sd->params.format.videoSize = VIDEOSIZE_CIF; | |
1668 | ||
1669 | sd->params.roi.colEnd = sd->params.roi.colStart + | |
1670 | (gspca_dev->width >> 3); | |
1671 | sd->params.roi.rowEnd = sd->params.roi.rowStart + | |
1672 | (gspca_dev->height >> 2); | |
1673 | ||
1674 | /* And now set the camera to a known state */ | |
1675 | ret = do_command(gspca_dev, CPIA_COMMAND_SetGrabMode, | |
1676 | CPIA_GRAB_CONTINEOUS, 0, 0, 0); | |
1677 | if (ret) | |
1678 | return ret; | |
1679 | /* We start with compression disabled, as we need one uncompressed | |
1680 | frame to handle later compressed frames */ | |
1681 | ret = do_command(gspca_dev, CPIA_COMMAND_SetCompression, | |
1682 | CPIA_COMPRESSION_NONE, | |
1683 | NO_DECIMATION, 0, 0); | |
1684 | if (ret) | |
1685 | return ret; | |
1686 | ret = command_setcompressiontarget(gspca_dev); | |
1687 | if (ret) | |
1688 | return ret; | |
1689 | ret = command_setcolourparams(gspca_dev); | |
1690 | if (ret) | |
1691 | return ret; | |
1692 | ret = command_setformat(gspca_dev); | |
1693 | if (ret) | |
1694 | return ret; | |
1695 | ret = command_setyuvtresh(gspca_dev); | |
1696 | if (ret) | |
1697 | return ret; | |
1698 | ret = command_setecptiming(gspca_dev); | |
1699 | if (ret) | |
1700 | return ret; | |
1701 | ret = command_setcompressionparams(gspca_dev); | |
1702 | if (ret) | |
1703 | return ret; | |
1704 | ret = command_setexposure(gspca_dev); | |
1705 | if (ret) | |
1706 | return ret; | |
1707 | ret = command_setcolourbalance(gspca_dev); | |
1708 | if (ret) | |
1709 | return ret; | |
1710 | ret = command_setsensorfps(gspca_dev); | |
1711 | if (ret) | |
1712 | return ret; | |
1713 | ret = command_setapcor(gspca_dev); | |
1714 | if (ret) | |
1715 | return ret; | |
1716 | ret = command_setflickerctrl(gspca_dev); | |
1717 | if (ret) | |
1718 | return ret; | |
1719 | ret = command_setvloffset(gspca_dev); | |
1720 | if (ret) | |
1721 | return ret; | |
1722 | ||
1723 | /* Start stream */ | |
1724 | ret = command_resume(gspca_dev); | |
1725 | if (ret) | |
1726 | return ret; | |
1727 | ||
1728 | /* Wait 6 frames before turning compression on for the sensor to get | |
1729 | all settings and AEC/ACB to settle */ | |
1730 | sd->first_frame = 6; | |
1731 | sd->exposure_status = EXPOSURE_NORMAL; | |
1732 | sd->exposure_count = 0; | |
1733 | atomic_set(&sd->cam_exposure, 0); | |
1734 | atomic_set(&sd->fps, 0); | |
1735 | ||
1736 | return 0; | |
1737 | } | |
1738 | ||
1739 | static void sd_stopN(struct gspca_dev *gspca_dev) | |
1740 | { | |
1741 | command_pause(gspca_dev); | |
1742 | ||
1743 | /* save camera state for later open (developers guide ch 3.5.3) */ | |
1744 | save_camera_state(gspca_dev); | |
1745 | ||
1746 | /* GotoLoPower */ | |
1747 | goto_low_power(gspca_dev); | |
1748 | ||
1749 | /* Update the camera status */ | |
1750 | do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0); | |
1751 | } | |
1752 | ||
1753 | /* this function is called at probe and resume time */ | |
1754 | static int sd_init(struct gspca_dev *gspca_dev) | |
1755 | { | |
a2efdd7b | 1756 | #ifdef GSPCA_DEBUG |
54e8bc5d | 1757 | struct sd *sd = (struct sd *) gspca_dev; |
a2efdd7b | 1758 | #endif |
54e8bc5d HG |
1759 | int ret; |
1760 | ||
1761 | /* Start / Stop the camera to make sure we are talking to | |
1762 | a supported camera, and to get some information from it | |
1763 | to print. */ | |
1764 | ret = sd_start(gspca_dev); | |
1765 | if (ret) | |
1766 | return ret; | |
1767 | ||
47399d98 AW |
1768 | /* Ensure the QX3 illuminators' states are restored upon resume, |
1769 | or disable the illuminator controls, if this isn't a QX3 */ | |
c67be3cc AW |
1770 | if (sd->params.qx3.qx3_detected) |
1771 | command_setlights(gspca_dev); | |
47399d98 AW |
1772 | else |
1773 | gspca_dev->ctrl_dis |= | |
1774 | ((1 << ILLUMINATORS_1_IDX) | (1 << ILLUMINATORS_2_IDX)); | |
c67be3cc | 1775 | |
54e8bc5d HG |
1776 | sd_stopN(gspca_dev); |
1777 | ||
1778 | PDEBUG(D_PROBE, "CPIA Version: %d.%02d (%d.%d)", | |
1779 | sd->params.version.firmwareVersion, | |
1780 | sd->params.version.firmwareRevision, | |
1781 | sd->params.version.vcVersion, | |
1782 | sd->params.version.vcRevision); | |
1783 | PDEBUG(D_PROBE, "CPIA PnP-ID: %04x:%04x:%04x", | |
1784 | sd->params.pnpID.vendor, sd->params.pnpID.product, | |
1785 | sd->params.pnpID.deviceRevision); | |
1786 | PDEBUG(D_PROBE, "VP-Version: %d.%d %04x", | |
1787 | sd->params.vpVersion.vpVersion, | |
1788 | sd->params.vpVersion.vpRevision, | |
1789 | sd->params.vpVersion.cameraHeadID); | |
1790 | ||
1791 | return 0; | |
1792 | } | |
1793 | ||
1794 | static void sd_pkt_scan(struct gspca_dev *gspca_dev, | |
1795 | u8 *data, | |
1796 | int len) | |
1797 | { | |
1798 | struct sd *sd = (struct sd *) gspca_dev; | |
1799 | ||
1800 | /* Check for SOF */ | |
1801 | if (len >= 64 && | |
1802 | data[0] == MAGIC_0 && data[1] == MAGIC_1 && | |
1803 | data[16] == sd->params.format.videoSize && | |
1804 | data[17] == sd->params.format.subSample && | |
1805 | data[18] == sd->params.format.yuvOrder && | |
1806 | data[24] == sd->params.roi.colStart && | |
1807 | data[25] == sd->params.roi.colEnd && | |
1808 | data[26] == sd->params.roi.rowStart && | |
1809 | data[27] == sd->params.roi.rowEnd) { | |
b192ca98 | 1810 | u8 *image; |
54e8bc5d HG |
1811 | |
1812 | atomic_set(&sd->cam_exposure, data[39] * 2); | |
1813 | atomic_set(&sd->fps, data[41]); | |
1814 | ||
54e8bc5d | 1815 | /* Check for proper EOF for last frame */ |
f7059eaa JFM |
1816 | image = gspca_dev->image; |
1817 | if (image != NULL && | |
1818 | gspca_dev->image_len > 4 && | |
b192ca98 JFM |
1819 | image[gspca_dev->image_len - 4] == 0xff && |
1820 | image[gspca_dev->image_len - 3] == 0xff && | |
1821 | image[gspca_dev->image_len - 2] == 0xff && | |
1822 | image[gspca_dev->image_len - 1] == 0xff) | |
54e8bc5d HG |
1823 | gspca_frame_add(gspca_dev, LAST_PACKET, |
1824 | NULL, 0); | |
1825 | ||
1826 | gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); | |
1827 | return; | |
1828 | } | |
1829 | ||
1830 | gspca_frame_add(gspca_dev, INTER_PACKET, data, len); | |
1831 | } | |
1832 | ||
1833 | static void sd_dq_callback(struct gspca_dev *gspca_dev) | |
1834 | { | |
1835 | struct sd *sd = (struct sd *) gspca_dev; | |
1836 | ||
1837 | /* Set the normal compression settings once we have captured a | |
1838 | few uncompressed frames (and AEC has hopefully settled) */ | |
1839 | if (sd->first_frame) { | |
1840 | sd->first_frame--; | |
1841 | if (sd->first_frame == 0) | |
1842 | command_setcompression(gspca_dev); | |
1843 | } | |
1844 | ||
1845 | /* Switch flicker control back on if it got turned off */ | |
1846 | restart_flicker(gspca_dev); | |
1847 | ||
1848 | /* If AEC is enabled, monitor the exposure and | |
1849 | adjust the sensor frame rate if needed */ | |
1850 | if (sd->params.exposure.expMode == 2) | |
1851 | monitor_exposure(gspca_dev); | |
1852 | ||
1853 | /* Update our knowledge of the camera state */ | |
1854 | do_command(gspca_dev, CPIA_COMMAND_GetExposure, 0, 0, 0, 0); | |
1855 | if (sd->params.qx3.qx3_detected) | |
1856 | do_command(gspca_dev, CPIA_COMMAND_ReadMCPorts, 0, 0, 0, 0); | |
1857 | } | |
1858 | ||
1859 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) | |
1860 | { | |
1861 | struct sd *sd = (struct sd *) gspca_dev; | |
1862 | int ret; | |
1863 | ||
1864 | sd->params.colourParams.brightness = val; | |
1865 | sd->params.flickerControl.allowableOverExposure = | |
1866 | find_over_exposure(sd->params.colourParams.brightness); | |
1867 | if (gspca_dev->streaming) { | |
1868 | ret = command_setcolourparams(gspca_dev); | |
1869 | if (ret) | |
1870 | return ret; | |
1871 | return command_setflickerctrl(gspca_dev); | |
1872 | } | |
1873 | return 0; | |
1874 | } | |
1875 | ||
1876 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) | |
1877 | { | |
1878 | struct sd *sd = (struct sd *) gspca_dev; | |
1879 | ||
1880 | *val = sd->params.colourParams.brightness; | |
1881 | return 0; | |
1882 | } | |
1883 | ||
1884 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) | |
1885 | { | |
1886 | struct sd *sd = (struct sd *) gspca_dev; | |
1887 | ||
1888 | sd->params.colourParams.contrast = val; | |
1889 | if (gspca_dev->streaming) | |
1890 | return command_setcolourparams(gspca_dev); | |
1891 | ||
1892 | return 0; | |
1893 | } | |
1894 | ||
1895 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) | |
1896 | { | |
1897 | struct sd *sd = (struct sd *) gspca_dev; | |
1898 | ||
1899 | *val = sd->params.colourParams.contrast; | |
1900 | return 0; | |
1901 | } | |
1902 | ||
1903 | static int sd_setsaturation(struct gspca_dev *gspca_dev, __s32 val) | |
1904 | { | |
1905 | struct sd *sd = (struct sd *) gspca_dev; | |
1906 | ||
1907 | sd->params.colourParams.saturation = val; | |
1908 | if (gspca_dev->streaming) | |
1909 | return command_setcolourparams(gspca_dev); | |
1910 | ||
1911 | return 0; | |
1912 | } | |
1913 | ||
1914 | static int sd_getsaturation(struct gspca_dev *gspca_dev, __s32 *val) | |
1915 | { | |
1916 | struct sd *sd = (struct sd *) gspca_dev; | |
1917 | ||
1918 | *val = sd->params.colourParams.saturation; | |
1919 | return 0; | |
1920 | } | |
1921 | ||
1922 | static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val) | |
1923 | { | |
1924 | struct sd *sd = (struct sd *) gspca_dev; | |
1925 | int on; | |
1926 | ||
1927 | switch (val) { | |
1928 | case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */ | |
1929 | on = 0; | |
1930 | break; | |
1931 | case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */ | |
1932 | on = 1; | |
1933 | sd->mainsFreq = 0; | |
1934 | break; | |
1935 | case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */ | |
1936 | on = 1; | |
1937 | sd->mainsFreq = 1; | |
1938 | break; | |
1939 | default: | |
1940 | return -EINVAL; | |
1941 | } | |
1942 | ||
1943 | sd->freq = val; | |
1944 | sd->params.flickerControl.coarseJump = | |
1945 | flicker_jumps[sd->mainsFreq] | |
1946 | [sd->params.sensorFps.baserate] | |
1947 | [sd->params.sensorFps.divisor]; | |
1948 | ||
1949 | return set_flicker(gspca_dev, on, gspca_dev->streaming); | |
1950 | } | |
1951 | ||
1952 | static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val) | |
1953 | { | |
1954 | struct sd *sd = (struct sd *) gspca_dev; | |
1955 | ||
1956 | *val = sd->freq; | |
1957 | return 0; | |
1958 | } | |
1959 | ||
1960 | static int sd_setcomptarget(struct gspca_dev *gspca_dev, __s32 val) | |
1961 | { | |
1962 | struct sd *sd = (struct sd *) gspca_dev; | |
1963 | ||
1964 | sd->params.compressionTarget.frTargeting = val; | |
1965 | if (gspca_dev->streaming) | |
1966 | return command_setcompressiontarget(gspca_dev); | |
1967 | ||
1968 | return 0; | |
1969 | } | |
1970 | ||
1971 | static int sd_getcomptarget(struct gspca_dev *gspca_dev, __s32 *val) | |
1972 | { | |
1973 | struct sd *sd = (struct sd *) gspca_dev; | |
1974 | ||
1975 | *val = sd->params.compressionTarget.frTargeting; | |
1976 | return 0; | |
1977 | } | |
1978 | ||
51513353 AW |
1979 | static int sd_setilluminator(struct gspca_dev *gspca_dev, __s32 val, int n) |
1980 | { | |
1981 | struct sd *sd = (struct sd *) gspca_dev; | |
1982 | int ret; | |
1983 | ||
1984 | if (!sd->params.qx3.qx3_detected) | |
1985 | return -EINVAL; | |
1986 | ||
1987 | switch (n) { | |
1988 | case 1: | |
1989 | sd->params.qx3.bottomlight = val ? 1 : 0; | |
1990 | break; | |
1991 | case 2: | |
1992 | sd->params.qx3.toplight = val ? 1 : 0; | |
1993 | break; | |
1994 | default: | |
1995 | return -EINVAL; | |
1996 | } | |
1997 | ||
1998 | ret = command_setlights(gspca_dev); | |
1999 | if (ret && ret != -EINVAL) | |
2000 | ret = -EBUSY; | |
2001 | ||
2002 | return ret; | |
2003 | } | |
2004 | ||
2005 | static int sd_setilluminator1(struct gspca_dev *gspca_dev, __s32 val) | |
2006 | { | |
2007 | return sd_setilluminator(gspca_dev, val, 1); | |
2008 | } | |
2009 | ||
2010 | static int sd_setilluminator2(struct gspca_dev *gspca_dev, __s32 val) | |
2011 | { | |
2012 | return sd_setilluminator(gspca_dev, val, 2); | |
2013 | } | |
2014 | ||
2015 | static int sd_getilluminator(struct gspca_dev *gspca_dev, __s32 *val, int n) | |
2016 | { | |
2017 | struct sd *sd = (struct sd *) gspca_dev; | |
2018 | ||
2019 | if (!sd->params.qx3.qx3_detected) | |
2020 | return -EINVAL; | |
2021 | ||
2022 | switch (n) { | |
2023 | case 1: | |
2024 | *val = sd->params.qx3.bottomlight; | |
2025 | break; | |
2026 | case 2: | |
2027 | *val = sd->params.qx3.toplight; | |
2028 | break; | |
2029 | default: | |
2030 | return -EINVAL; | |
2031 | } | |
2032 | return 0; | |
2033 | } | |
2034 | ||
2035 | static int sd_getilluminator1(struct gspca_dev *gspca_dev, __s32 *val) | |
2036 | { | |
2037 | return sd_getilluminator(gspca_dev, val, 1); | |
2038 | } | |
2039 | ||
2040 | static int sd_getilluminator2(struct gspca_dev *gspca_dev, __s32 *val) | |
2041 | { | |
2042 | return sd_getilluminator(gspca_dev, val, 2); | |
2043 | } | |
2044 | ||
54e8bc5d HG |
2045 | static int sd_querymenu(struct gspca_dev *gspca_dev, |
2046 | struct v4l2_querymenu *menu) | |
2047 | { | |
2048 | switch (menu->id) { | |
2049 | case V4L2_CID_POWER_LINE_FREQUENCY: | |
2050 | switch (menu->index) { | |
2051 | case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */ | |
2052 | strcpy((char *) menu->name, "NoFliker"); | |
2053 | return 0; | |
2054 | case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */ | |
2055 | strcpy((char *) menu->name, "50 Hz"); | |
2056 | return 0; | |
2057 | case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */ | |
2058 | strcpy((char *) menu->name, "60 Hz"); | |
2059 | return 0; | |
2060 | } | |
2061 | break; | |
2062 | case V4L2_CID_COMP_TARGET: | |
2063 | switch (menu->index) { | |
2064 | case CPIA_COMPRESSION_TARGET_QUALITY: | |
2065 | strcpy((char *) menu->name, "Quality"); | |
2066 | return 0; | |
2067 | case CPIA_COMPRESSION_TARGET_FRAMERATE: | |
2068 | strcpy((char *) menu->name, "Framerate"); | |
2069 | return 0; | |
2070 | } | |
2071 | break; | |
2072 | } | |
2073 | return -EINVAL; | |
2074 | } | |
2075 | ||
2076 | /* sub-driver description */ | |
2077 | static const struct sd_desc sd_desc = { | |
2078 | .name = MODULE_NAME, | |
2079 | .ctrls = sd_ctrls, | |
2080 | .nctrls = ARRAY_SIZE(sd_ctrls), | |
2081 | .config = sd_config, | |
2082 | .init = sd_init, | |
2083 | .start = sd_start, | |
2084 | .stopN = sd_stopN, | |
2085 | .dq_callback = sd_dq_callback, | |
2086 | .pkt_scan = sd_pkt_scan, | |
2087 | .querymenu = sd_querymenu, | |
2088 | }; | |
2089 | ||
2090 | /* -- module initialisation -- */ | |
2091 | static const __devinitdata struct usb_device_id device_table[] = { | |
2092 | {USB_DEVICE(0x0553, 0x0002)}, | |
2093 | {USB_DEVICE(0x0813, 0x0001)}, | |
2094 | {} | |
2095 | }; | |
2096 | MODULE_DEVICE_TABLE(usb, device_table); | |
2097 | ||
2098 | /* -- device connect -- */ | |
2099 | static int sd_probe(struct usb_interface *intf, | |
2100 | const struct usb_device_id *id) | |
2101 | { | |
2102 | return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), | |
2103 | THIS_MODULE); | |
2104 | } | |
2105 | ||
2106 | static struct usb_driver sd_driver = { | |
2107 | .name = MODULE_NAME, | |
2108 | .id_table = device_table, | |
2109 | .probe = sd_probe, | |
2110 | .disconnect = gspca_disconnect, | |
2111 | #ifdef CONFIG_PM | |
2112 | .suspend = gspca_suspend, | |
2113 | .resume = gspca_resume, | |
2114 | #endif | |
2115 | }; | |
2116 | ||
2117 | /* -- module insert / remove -- */ | |
2118 | static int __init sd_mod_init(void) | |
2119 | { | |
54826437 | 2120 | return usb_register(&sd_driver); |
54e8bc5d HG |
2121 | } |
2122 | static void __exit sd_mod_exit(void) | |
2123 | { | |
2124 | usb_deregister(&sd_driver); | |
54e8bc5d HG |
2125 | } |
2126 | ||
2127 | module_init(sd_mod_init); | |
2128 | module_exit(sd_mod_exit); |