Commit | Line | Data |
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63eb9546 JFM |
1 | /* |
2 | * Syntek DV4000 (STK014) subdriver | |
3 | * | |
d43fa32f | 4 | * Copyright (C) 2008 Jean-Francois Moine (http://moinejf.free.fr) |
63eb9546 JFM |
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 | * 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 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
63eb9546 JFM |
19 | */ |
20 | ||
21 | #define MODULE_NAME "stk014" | |
22 | ||
23 | #include "gspca.h" | |
24 | #include "jpeg.h" | |
25 | ||
63eb9546 JFM |
26 | MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>"); |
27 | MODULE_DESCRIPTION("Syntek DV4000 (STK014) USB Camera Driver"); | |
28 | MODULE_LICENSE("GPL"); | |
29 | ||
30 | /* specific webcam descriptor */ | |
31 | struct sd { | |
32 | struct gspca_dev gspca_dev; /* !! must be the first item */ | |
33 | ||
34 | unsigned char brightness; | |
35 | unsigned char contrast; | |
36 | unsigned char colors; | |
6a7eba24 | 37 | unsigned char lightfreq; |
71cb2764 | 38 | u8 quality; |
77ac0baf JFM |
39 | #define QUALITY_MIN 60 |
40 | #define QUALITY_MAX 95 | |
41 | #define QUALITY_DEF 80 | |
71cb2764 JFM |
42 | |
43 | u8 *jpeg_hdr; | |
63eb9546 JFM |
44 | }; |
45 | ||
63eb9546 JFM |
46 | /* V4L2 controls supported by the driver */ |
47 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); | |
48 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); | |
49 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); | |
50 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); | |
51 | static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val); | |
52 | static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val); | |
6a7eba24 JFM |
53 | static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val); |
54 | static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val); | |
63eb9546 JFM |
55 | |
56 | static struct ctrl sd_ctrls[] = { | |
63eb9546 JFM |
57 | { |
58 | { | |
59 | .id = V4L2_CID_BRIGHTNESS, | |
60 | .type = V4L2_CTRL_TYPE_INTEGER, | |
61 | .name = "Brightness", | |
62 | .minimum = 0, | |
63 | .maximum = 255, | |
64 | .step = 1, | |
a5ae2062 JFM |
65 | #define BRIGHTNESS_DEF 127 |
66 | .default_value = BRIGHTNESS_DEF, | |
63eb9546 JFM |
67 | }, |
68 | .set = sd_setbrightness, | |
69 | .get = sd_getbrightness, | |
70 | }, | |
63eb9546 JFM |
71 | { |
72 | { | |
73 | .id = V4L2_CID_CONTRAST, | |
74 | .type = V4L2_CTRL_TYPE_INTEGER, | |
75 | .name = "Contrast", | |
76 | .minimum = 0, | |
77 | .maximum = 255, | |
78 | .step = 1, | |
a5ae2062 JFM |
79 | #define CONTRAST_DEF 127 |
80 | .default_value = CONTRAST_DEF, | |
63eb9546 JFM |
81 | }, |
82 | .set = sd_setcontrast, | |
83 | .get = sd_getcontrast, | |
84 | }, | |
63eb9546 JFM |
85 | { |
86 | { | |
87 | .id = V4L2_CID_SATURATION, | |
88 | .type = V4L2_CTRL_TYPE_INTEGER, | |
a5ae2062 | 89 | .name = "Color", |
63eb9546 JFM |
90 | .minimum = 0, |
91 | .maximum = 255, | |
92 | .step = 1, | |
a5ae2062 JFM |
93 | #define COLOR_DEF 127 |
94 | .default_value = COLOR_DEF, | |
63eb9546 JFM |
95 | }, |
96 | .set = sd_setcolors, | |
97 | .get = sd_getcolors, | |
98 | }, | |
6a7eba24 JFM |
99 | { |
100 | { | |
101 | .id = V4L2_CID_POWER_LINE_FREQUENCY, | |
102 | .type = V4L2_CTRL_TYPE_MENU, | |
103 | .name = "Light frequency filter", | |
104 | .minimum = 1, | |
105 | .maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */ | |
106 | .step = 1, | |
a5ae2062 JFM |
107 | #define FREQ_DEF 1 |
108 | .default_value = FREQ_DEF, | |
6a7eba24 JFM |
109 | }, |
110 | .set = sd_setfreq, | |
111 | .get = sd_getfreq, | |
112 | }, | |
63eb9546 JFM |
113 | }; |
114 | ||
cc611b8a | 115 | static const struct v4l2_pix_format vga_mode[] = { |
c2446b3e JFM |
116 | {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, |
117 | .bytesperline = 320, | |
118 | .sizeimage = 320 * 240 * 3 / 8 + 590, | |
119 | .colorspace = V4L2_COLORSPACE_JPEG, | |
120 | .priv = 1}, | |
121 | {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, | |
122 | .bytesperline = 640, | |
123 | .sizeimage = 640 * 480 * 3 / 8 + 590, | |
124 | .colorspace = V4L2_COLORSPACE_JPEG, | |
125 | .priv = 0}, | |
63eb9546 JFM |
126 | }; |
127 | ||
128 | /* -- read a register -- */ | |
6a7eba24 | 129 | static int reg_r(struct gspca_dev *gspca_dev, |
739570bb | 130 | __u16 index) |
63eb9546 | 131 | { |
63eb9546 | 132 | struct usb_device *dev = gspca_dev->dev; |
6a7eba24 | 133 | int ret; |
63eb9546 JFM |
134 | |
135 | ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), | |
136 | 0x00, | |
137 | USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
138 | 0x00, | |
139 | index, | |
739570bb | 140 | gspca_dev->usb_buf, 1, |
63eb9546 | 141 | 500); |
739570bb | 142 | if (ret < 0) { |
6a7eba24 | 143 | PDEBUG(D_ERR, "reg_r err %d", ret); |
739570bb JFM |
144 | return ret; |
145 | } | |
146 | return gspca_dev->usb_buf[0]; | |
63eb9546 JFM |
147 | } |
148 | ||
149 | /* -- write a register -- */ | |
6a7eba24 | 150 | static int reg_w(struct gspca_dev *gspca_dev, |
63eb9546 JFM |
151 | __u16 index, __u16 value) |
152 | { | |
153 | struct usb_device *dev = gspca_dev->dev; | |
154 | int ret; | |
155 | ||
156 | ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), | |
157 | 0x01, | |
158 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
159 | value, | |
160 | index, | |
161 | NULL, | |
162 | 0, | |
163 | 500); | |
164 | if (ret < 0) | |
6a7eba24 | 165 | PDEBUG(D_ERR, "reg_w err %d", ret); |
63eb9546 JFM |
166 | return ret; |
167 | } | |
168 | ||
739570bb | 169 | /* -- get a bulk value (4 bytes) -- */ |
63eb9546 | 170 | static int rcv_val(struct gspca_dev *gspca_dev, |
739570bb | 171 | int ads) |
63eb9546 JFM |
172 | { |
173 | struct usb_device *dev = gspca_dev->dev; | |
174 | int alen, ret; | |
63eb9546 | 175 | |
6a7eba24 JFM |
176 | reg_w(gspca_dev, 0x634, (ads >> 16) & 0xff); |
177 | reg_w(gspca_dev, 0x635, (ads >> 8) & 0xff); | |
178 | reg_w(gspca_dev, 0x636, ads & 0xff); | |
179 | reg_w(gspca_dev, 0x637, 0); | |
739570bb JFM |
180 | reg_w(gspca_dev, 0x638, 4); /* len & 0xff */ |
181 | reg_w(gspca_dev, 0x639, 0); /* len >> 8 */ | |
6a7eba24 JFM |
182 | reg_w(gspca_dev, 0x63a, 0); |
183 | reg_w(gspca_dev, 0x63b, 0); | |
184 | reg_w(gspca_dev, 0x630, 5); | |
63eb9546 | 185 | ret = usb_bulk_msg(dev, |
50e06dee | 186 | usb_rcvbulkpipe(dev, 0x05), |
739570bb JFM |
187 | gspca_dev->usb_buf, |
188 | 4, /* length */ | |
63eb9546 | 189 | &alen, |
739570bb | 190 | 500); /* timeout in milliseconds */ |
63eb9546 JFM |
191 | return ret; |
192 | } | |
193 | ||
739570bb | 194 | /* -- send a bulk value -- */ |
63eb9546 JFM |
195 | static int snd_val(struct gspca_dev *gspca_dev, |
196 | int ads, | |
197 | unsigned int val) | |
198 | { | |
199 | struct usb_device *dev = gspca_dev->dev; | |
200 | int alen, ret; | |
739570bb | 201 | __u8 seq = 0; |
63eb9546 JFM |
202 | |
203 | if (ads == 0x003f08) { | |
739570bb | 204 | ret = reg_r(gspca_dev, 0x0704); |
63eb9546 JFM |
205 | if (ret < 0) |
206 | goto ko; | |
739570bb | 207 | ret = reg_r(gspca_dev, 0x0705); |
63eb9546 JFM |
208 | if (ret < 0) |
209 | goto ko; | |
739570bb JFM |
210 | seq = ret; /* keep the sequence number */ |
211 | ret = reg_r(gspca_dev, 0x0650); | |
63eb9546 JFM |
212 | if (ret < 0) |
213 | goto ko; | |
6a7eba24 | 214 | reg_w(gspca_dev, 0x654, seq); |
739570bb | 215 | } else { |
6a7eba24 | 216 | reg_w(gspca_dev, 0x654, (ads >> 16) & 0xff); |
739570bb | 217 | } |
6a7eba24 JFM |
218 | reg_w(gspca_dev, 0x655, (ads >> 8) & 0xff); |
219 | reg_w(gspca_dev, 0x656, ads & 0xff); | |
220 | reg_w(gspca_dev, 0x657, 0); | |
221 | reg_w(gspca_dev, 0x658, 0x04); /* size */ | |
222 | reg_w(gspca_dev, 0x659, 0); | |
223 | reg_w(gspca_dev, 0x65a, 0); | |
224 | reg_w(gspca_dev, 0x65b, 0); | |
225 | reg_w(gspca_dev, 0x650, 5); | |
739570bb JFM |
226 | gspca_dev->usb_buf[0] = val >> 24; |
227 | gspca_dev->usb_buf[1] = val >> 16; | |
228 | gspca_dev->usb_buf[2] = val >> 8; | |
229 | gspca_dev->usb_buf[3] = val; | |
63eb9546 JFM |
230 | ret = usb_bulk_msg(dev, |
231 | usb_sndbulkpipe(dev, 6), | |
739570bb | 232 | gspca_dev->usb_buf, |
63eb9546 JFM |
233 | 4, |
234 | &alen, | |
235 | 500); /* timeout in milliseconds */ | |
236 | if (ret < 0) | |
237 | goto ko; | |
238 | if (ads == 0x003f08) { | |
239 | seq += 4; | |
240 | seq &= 0x3f; | |
6a7eba24 | 241 | reg_w(gspca_dev, 0x705, seq); |
63eb9546 JFM |
242 | } |
243 | return ret; | |
244 | ko: | |
245 | PDEBUG(D_ERR, "snd_val err %d", ret); | |
246 | return ret; | |
247 | } | |
248 | ||
249 | /* set a camera parameter */ | |
250 | static int set_par(struct gspca_dev *gspca_dev, | |
251 | int parval) | |
252 | { | |
253 | return snd_val(gspca_dev, 0x003f08, parval); | |
254 | } | |
255 | ||
256 | static void setbrightness(struct gspca_dev *gspca_dev) | |
257 | { | |
258 | struct sd *sd = (struct sd *) gspca_dev; | |
259 | int parval; | |
260 | ||
63eb9546 JFM |
261 | parval = 0x06000000 /* whiteness */ |
262 | + (sd->brightness << 16); | |
263 | set_par(gspca_dev, parval); | |
264 | } | |
265 | ||
266 | static void setcontrast(struct gspca_dev *gspca_dev) | |
267 | { | |
268 | struct sd *sd = (struct sd *) gspca_dev; | |
269 | int parval; | |
270 | ||
63eb9546 JFM |
271 | parval = 0x07000000 /* contrast */ |
272 | + (sd->contrast << 16); | |
273 | set_par(gspca_dev, parval); | |
274 | } | |
275 | ||
276 | static void setcolors(struct gspca_dev *gspca_dev) | |
277 | { | |
278 | struct sd *sd = (struct sd *) gspca_dev; | |
279 | int parval; | |
280 | ||
63eb9546 JFM |
281 | parval = 0x08000000 /* saturation */ |
282 | + (sd->colors << 16); | |
283 | set_par(gspca_dev, parval); | |
284 | } | |
285 | ||
6a7eba24 JFM |
286 | static void setfreq(struct gspca_dev *gspca_dev) |
287 | { | |
288 | struct sd *sd = (struct sd *) gspca_dev; | |
289 | ||
290 | set_par(gspca_dev, sd->lightfreq == 1 | |
291 | ? 0x33640000 /* 50 Hz */ | |
292 | : 0x33780000); /* 60 Hz */ | |
293 | } | |
294 | ||
63eb9546 JFM |
295 | /* this function is called at probe time */ |
296 | static int sd_config(struct gspca_dev *gspca_dev, | |
297 | const struct usb_device_id *id) | |
298 | { | |
299 | struct sd *sd = (struct sd *) gspca_dev; | |
63eb9546 | 300 | |
63eb9546 | 301 | gspca_dev->cam.cam_mode = vga_mode; |
739570bb | 302 | gspca_dev->cam.nmodes = ARRAY_SIZE(vga_mode); |
a5ae2062 JFM |
303 | sd->brightness = BRIGHTNESS_DEF; |
304 | sd->contrast = CONTRAST_DEF; | |
305 | sd->colors = COLOR_DEF; | |
306 | sd->lightfreq = FREQ_DEF; | |
77ac0baf | 307 | sd->quality = QUALITY_DEF; |
63eb9546 JFM |
308 | return 0; |
309 | } | |
310 | ||
012d6b02 JFM |
311 | /* this function is called at probe and resume time */ |
312 | static int sd_init(struct gspca_dev *gspca_dev) | |
63eb9546 | 313 | { |
63eb9546 JFM |
314 | int ret; |
315 | ||
316 | /* check if the device responds */ | |
317 | usb_set_interface(gspca_dev->dev, gspca_dev->iface, 1); | |
739570bb | 318 | ret = reg_r(gspca_dev, 0x0740); |
63eb9546 JFM |
319 | if (ret < 0) |
320 | return ret; | |
739570bb JFM |
321 | if (ret != 0xff) { |
322 | PDEBUG(D_ERR|D_STREAM, "init reg: 0x%02x", ret); | |
63eb9546 JFM |
323 | return -1; |
324 | } | |
325 | return 0; | |
326 | } | |
327 | ||
328 | /* -- start the camera -- */ | |
72ab97ce | 329 | static int sd_start(struct gspca_dev *gspca_dev) |
63eb9546 | 330 | { |
71cb2764 | 331 | struct sd *sd = (struct sd *) gspca_dev; |
63eb9546 JFM |
332 | int ret, value; |
333 | ||
71cb2764 JFM |
334 | /* create the JPEG header */ |
335 | sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL); | |
3eb0237d JL |
336 | if (!sd->jpeg_hdr) |
337 | return -ENOMEM; | |
71cb2764 JFM |
338 | jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width, |
339 | 0x22); /* JPEG 411 */ | |
340 | jpeg_set_qual(sd->jpeg_hdr, sd->quality); | |
341 | ||
63eb9546 JFM |
342 | /* work on alternate 1 */ |
343 | usb_set_interface(gspca_dev->dev, gspca_dev->iface, 1); | |
344 | ||
345 | set_par(gspca_dev, 0x10000000); | |
346 | set_par(gspca_dev, 0x00000000); | |
347 | set_par(gspca_dev, 0x8002e001); | |
348 | set_par(gspca_dev, 0x14000000); | |
349 | if (gspca_dev->width > 320) | |
350 | value = 0x8002e001; /* 640x480 */ | |
351 | else | |
352 | value = 0x4001f000; /* 320x240 */ | |
353 | set_par(gspca_dev, value); | |
354 | ret = usb_set_interface(gspca_dev->dev, | |
355 | gspca_dev->iface, | |
356 | gspca_dev->alt); | |
6a7eba24 JFM |
357 | if (ret < 0) { |
358 | PDEBUG(D_ERR|D_STREAM, "set intf %d %d failed", | |
359 | gspca_dev->iface, gspca_dev->alt); | |
63eb9546 | 360 | goto out; |
6a7eba24 | 361 | } |
739570bb | 362 | ret = reg_r(gspca_dev, 0x0630); |
63eb9546 JFM |
363 | if (ret < 0) |
364 | goto out; | |
739570bb JFM |
365 | rcv_val(gspca_dev, 0x000020); /* << (value ff ff ff ff) */ |
366 | ret = reg_r(gspca_dev, 0x0650); | |
63eb9546 JFM |
367 | if (ret < 0) |
368 | goto out; | |
369 | snd_val(gspca_dev, 0x000020, 0xffffffff); | |
6a7eba24 JFM |
370 | reg_w(gspca_dev, 0x0620, 0); |
371 | reg_w(gspca_dev, 0x0630, 0); | |
372 | reg_w(gspca_dev, 0x0640, 0); | |
373 | reg_w(gspca_dev, 0x0650, 0); | |
374 | reg_w(gspca_dev, 0x0660, 0); | |
63eb9546 JFM |
375 | setbrightness(gspca_dev); /* whiteness */ |
376 | setcontrast(gspca_dev); /* contrast */ | |
377 | setcolors(gspca_dev); /* saturation */ | |
378 | set_par(gspca_dev, 0x09800000); /* Red ? */ | |
379 | set_par(gspca_dev, 0x0a800000); /* Green ? */ | |
380 | set_par(gspca_dev, 0x0b800000); /* Blue ? */ | |
381 | set_par(gspca_dev, 0x0d030000); /* Gamma ? */ | |
6a7eba24 | 382 | setfreq(gspca_dev); /* light frequency */ |
63eb9546 JFM |
383 | |
384 | /* start the video flow */ | |
385 | set_par(gspca_dev, 0x01000000); | |
386 | set_par(gspca_dev, 0x01000000); | |
387 | PDEBUG(D_STREAM, "camera started alt: 0x%02x", gspca_dev->alt); | |
72ab97ce | 388 | return 0; |
63eb9546 JFM |
389 | out: |
390 | PDEBUG(D_ERR|D_STREAM, "camera start err %d", ret); | |
72ab97ce | 391 | return ret; |
63eb9546 JFM |
392 | } |
393 | ||
394 | static void sd_stopN(struct gspca_dev *gspca_dev) | |
395 | { | |
396 | struct usb_device *dev = gspca_dev->dev; | |
63eb9546 JFM |
397 | |
398 | set_par(gspca_dev, 0x02000000); | |
399 | set_par(gspca_dev, 0x02000000); | |
400 | usb_set_interface(dev, gspca_dev->iface, 1); | |
739570bb JFM |
401 | reg_r(gspca_dev, 0x0630); |
402 | rcv_val(gspca_dev, 0x000020); /* << (value ff ff ff ff) */ | |
403 | reg_r(gspca_dev, 0x0650); | |
63eb9546 | 404 | snd_val(gspca_dev, 0x000020, 0xffffffff); |
6a7eba24 JFM |
405 | reg_w(gspca_dev, 0x0620, 0); |
406 | reg_w(gspca_dev, 0x0630, 0); | |
407 | reg_w(gspca_dev, 0x0640, 0); | |
408 | reg_w(gspca_dev, 0x0650, 0); | |
409 | reg_w(gspca_dev, 0x0660, 0); | |
63eb9546 JFM |
410 | PDEBUG(D_STREAM, "camera stopped"); |
411 | } | |
412 | ||
71cb2764 JFM |
413 | static void sd_stop0(struct gspca_dev *gspca_dev) |
414 | { | |
415 | struct sd *sd = (struct sd *) gspca_dev; | |
416 | ||
417 | kfree(sd->jpeg_hdr); | |
418 | } | |
419 | ||
63eb9546 JFM |
420 | static void sd_pkt_scan(struct gspca_dev *gspca_dev, |
421 | struct gspca_frame *frame, /* target */ | |
a5ae2062 | 422 | __u8 *data, /* isoc packet */ |
63eb9546 JFM |
423 | int len) /* iso packet length */ |
424 | { | |
71cb2764 | 425 | struct sd *sd = (struct sd *) gspca_dev; |
4aa0d037 | 426 | static unsigned char ffd9[] = {0xff, 0xd9}; |
63eb9546 JFM |
427 | |
428 | /* a frame starts with: | |
429 | * - 0xff 0xfe | |
d43fa32f JFM |
430 | * - 0x08 0x00 - length (little endian ?!) |
431 | * - 4 bytes = size of whole frame (BE - including header) | |
63eb9546 JFM |
432 | * - 0x00 0x0c |
433 | * - 0xff 0xd8 | |
434 | * - .. JPEG image with escape sequences (ff 00) | |
d43fa32f | 435 | * (without ending - ff d9) |
63eb9546 JFM |
436 | */ |
437 | if (data[0] == 0xff && data[1] == 0xfe) { | |
d43fa32f JFM |
438 | frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, |
439 | ffd9, 2); | |
63eb9546 | 440 | |
d43fa32f | 441 | /* put the JPEG 411 header */ |
71cb2764 JFM |
442 | gspca_frame_add(gspca_dev, FIRST_PACKET, frame, |
443 | sd->jpeg_hdr, JPEG_HDR_SZ); | |
63eb9546 JFM |
444 | |
445 | /* beginning of the frame */ | |
446 | #define STKHDRSZ 12 | |
8843765e JFM |
447 | data += STKHDRSZ; |
448 | len -= STKHDRSZ; | |
63eb9546 | 449 | } |
63eb9546 | 450 | gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); |
63eb9546 JFM |
451 | } |
452 | ||
453 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) | |
454 | { | |
455 | struct sd *sd = (struct sd *) gspca_dev; | |
456 | ||
457 | sd->brightness = val; | |
458 | if (gspca_dev->streaming) | |
459 | setbrightness(gspca_dev); | |
460 | return 0; | |
461 | } | |
462 | ||
463 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) | |
464 | { | |
465 | struct sd *sd = (struct sd *) gspca_dev; | |
466 | ||
467 | *val = sd->brightness; | |
468 | return 0; | |
469 | } | |
470 | ||
471 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) | |
472 | { | |
473 | struct sd *sd = (struct sd *) gspca_dev; | |
474 | ||
475 | sd->contrast = val; | |
476 | if (gspca_dev->streaming) | |
477 | setcontrast(gspca_dev); | |
478 | return 0; | |
479 | } | |
480 | ||
481 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) | |
482 | { | |
483 | struct sd *sd = (struct sd *) gspca_dev; | |
484 | ||
485 | *val = sd->contrast; | |
486 | return 0; | |
487 | } | |
488 | ||
489 | static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val) | |
490 | { | |
491 | struct sd *sd = (struct sd *) gspca_dev; | |
492 | ||
493 | sd->colors = val; | |
494 | if (gspca_dev->streaming) | |
495 | setcolors(gspca_dev); | |
496 | return 0; | |
497 | } | |
498 | ||
499 | static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val) | |
500 | { | |
501 | struct sd *sd = (struct sd *) gspca_dev; | |
502 | ||
503 | *val = sd->colors; | |
504 | return 0; | |
505 | } | |
506 | ||
6a7eba24 JFM |
507 | static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val) |
508 | { | |
509 | struct sd *sd = (struct sd *) gspca_dev; | |
510 | ||
511 | sd->lightfreq = val; | |
512 | if (gspca_dev->streaming) | |
513 | setfreq(gspca_dev); | |
514 | return 0; | |
515 | } | |
516 | ||
517 | static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val) | |
518 | { | |
519 | struct sd *sd = (struct sd *) gspca_dev; | |
520 | ||
521 | *val = sd->lightfreq; | |
522 | return 0; | |
523 | } | |
524 | ||
525 | static int sd_querymenu(struct gspca_dev *gspca_dev, | |
526 | struct v4l2_querymenu *menu) | |
527 | { | |
528 | switch (menu->id) { | |
529 | case V4L2_CID_POWER_LINE_FREQUENCY: | |
530 | switch (menu->index) { | |
531 | case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */ | |
a5ae2062 | 532 | strcpy((char *) menu->name, "50 Hz"); |
6a7eba24 JFM |
533 | return 0; |
534 | case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */ | |
a5ae2062 | 535 | strcpy((char *) menu->name, "60 Hz"); |
6a7eba24 JFM |
536 | return 0; |
537 | } | |
538 | break; | |
539 | } | |
540 | return -EINVAL; | |
541 | } | |
542 | ||
77ac0baf JFM |
543 | static int sd_set_jcomp(struct gspca_dev *gspca_dev, |
544 | struct v4l2_jpegcompression *jcomp) | |
545 | { | |
546 | struct sd *sd = (struct sd *) gspca_dev; | |
547 | ||
548 | if (jcomp->quality < QUALITY_MIN) | |
549 | sd->quality = QUALITY_MIN; | |
550 | else if (jcomp->quality > QUALITY_MAX) | |
551 | sd->quality = QUALITY_MAX; | |
552 | else | |
553 | sd->quality = jcomp->quality; | |
554 | if (gspca_dev->streaming) | |
555 | jpeg_set_qual(sd->jpeg_hdr, sd->quality); | |
556 | return 0; | |
557 | } | |
558 | ||
559 | static int sd_get_jcomp(struct gspca_dev *gspca_dev, | |
560 | struct v4l2_jpegcompression *jcomp) | |
561 | { | |
562 | struct sd *sd = (struct sd *) gspca_dev; | |
563 | ||
564 | memset(jcomp, 0, sizeof *jcomp); | |
565 | jcomp->quality = sd->quality; | |
566 | jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT | |
567 | | V4L2_JPEG_MARKER_DQT; | |
568 | return 0; | |
569 | } | |
570 | ||
63eb9546 | 571 | /* sub-driver description */ |
739570bb | 572 | static const struct sd_desc sd_desc = { |
63eb9546 JFM |
573 | .name = MODULE_NAME, |
574 | .ctrls = sd_ctrls, | |
739570bb | 575 | .nctrls = ARRAY_SIZE(sd_ctrls), |
63eb9546 | 576 | .config = sd_config, |
012d6b02 | 577 | .init = sd_init, |
63eb9546 JFM |
578 | .start = sd_start, |
579 | .stopN = sd_stopN, | |
71cb2764 | 580 | .stop0 = sd_stop0, |
63eb9546 | 581 | .pkt_scan = sd_pkt_scan, |
6a7eba24 | 582 | .querymenu = sd_querymenu, |
77ac0baf JFM |
583 | .get_jcomp = sd_get_jcomp, |
584 | .set_jcomp = sd_set_jcomp, | |
63eb9546 JFM |
585 | }; |
586 | ||
587 | /* -- module initialisation -- */ | |
739570bb | 588 | static const __devinitdata struct usb_device_id device_table[] = { |
9d64fdb1 | 589 | {USB_DEVICE(0x05e1, 0x0893)}, |
63eb9546 JFM |
590 | {} |
591 | }; | |
592 | MODULE_DEVICE_TABLE(usb, device_table); | |
593 | ||
594 | /* -- device connect -- */ | |
595 | static int sd_probe(struct usb_interface *intf, | |
596 | const struct usb_device_id *id) | |
597 | { | |
d43fa32f JFM |
598 | return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), |
599 | THIS_MODULE); | |
63eb9546 JFM |
600 | } |
601 | ||
602 | static struct usb_driver sd_driver = { | |
603 | .name = MODULE_NAME, | |
604 | .id_table = device_table, | |
605 | .probe = sd_probe, | |
606 | .disconnect = gspca_disconnect, | |
6a709749 JFM |
607 | #ifdef CONFIG_PM |
608 | .suspend = gspca_suspend, | |
609 | .resume = gspca_resume, | |
610 | #endif | |
63eb9546 JFM |
611 | }; |
612 | ||
613 | /* -- module insert / remove -- */ | |
614 | static int __init sd_mod_init(void) | |
615 | { | |
f69e9529 AK |
616 | int ret; |
617 | ret = usb_register(&sd_driver); | |
618 | if (ret < 0) | |
e6b14849 | 619 | return ret; |
10b0e96e | 620 | info("registered"); |
63eb9546 JFM |
621 | return 0; |
622 | } | |
623 | static void __exit sd_mod_exit(void) | |
624 | { | |
625 | usb_deregister(&sd_driver); | |
626 | info("deregistered"); | |
627 | } | |
628 | ||
629 | module_init(sd_mod_init); | |
630 | module_exit(sd_mod_exit); |