diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
---|---|---|
committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/media/video/pms.c | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'drivers/media/video/pms.c')
-rw-r--r-- | drivers/media/video/pms.c | 1144 |
1 files changed, 1144 insertions, 0 deletions
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c new file mode 100644 index 00000000000..e753b5e4d2c --- /dev/null +++ b/drivers/media/video/pms.c | |||
@@ -0,0 +1,1144 @@ | |||
1 | /* | ||
2 | * Media Vision Pro Movie Studio | ||
3 | * or | ||
4 | * "all you need is an I2C bus some RAM and a prayer" | ||
5 | * | ||
6 | * This draws heavily on code | ||
7 | * | ||
8 | * (c) Wolfgang Koehler, wolf@first.gmd.de, Dec. 1994 | ||
9 | * Kiefernring 15 | ||
10 | * 14478 Potsdam, Germany | ||
11 | * | ||
12 | * Most of this code is directly derived from his userspace driver. | ||
13 | * His driver works so send any reports to alan@lxorguk.ukuu.org.uk | ||
14 | * unless the userspace driver also doesn't work for you... | ||
15 | * | ||
16 | * Changes: | ||
17 | * 25-11-2009 Hans Verkuil <hverkuil@xs4all.nl> | ||
18 | * - converted to version 2 of the V4L API. | ||
19 | * 08/07/2003 Daniele Bellucci <bellucda@tiscali.it> | ||
20 | * - pms_capture: report back -EFAULT | ||
21 | */ | ||
22 | |||
23 | #include <linux/module.h> | ||
24 | #include <linux/delay.h> | ||
25 | #include <linux/errno.h> | ||
26 | #include <linux/fs.h> | ||
27 | #include <linux/kernel.h> | ||
28 | #include <linux/mm.h> | ||
29 | #include <linux/ioport.h> | ||
30 | #include <linux/init.h> | ||
31 | #include <linux/mutex.h> | ||
32 | #include <linux/uaccess.h> | ||
33 | #include <asm/io.h> | ||
34 | |||
35 | #include <linux/videodev2.h> | ||
36 | #include <media/v4l2-common.h> | ||
37 | #include <media/v4l2-ioctl.h> | ||
38 | #include <media/v4l2-device.h> | ||
39 | |||
40 | MODULE_LICENSE("GPL"); | ||
41 | MODULE_VERSION("0.0.4"); | ||
42 | |||
43 | #define MOTOROLA 1 | ||
44 | #define PHILIPS2 2 /* SAA7191 */ | ||
45 | #define PHILIPS1 3 | ||
46 | #define MVVMEMORYWIDTH 0x40 /* 512 bytes */ | ||
47 | |||
48 | struct i2c_info { | ||
49 | u8 slave; | ||
50 | u8 sub; | ||
51 | u8 data; | ||
52 | u8 hits; | ||
53 | }; | ||
54 | |||
55 | struct pms { | ||
56 | struct v4l2_device v4l2_dev; | ||
57 | struct video_device vdev; | ||
58 | int height; | ||
59 | int width; | ||
60 | int depth; | ||
61 | int input; | ||
62 | s32 brightness, saturation, hue, contrast; | ||
63 | struct mutex lock; | ||
64 | int i2c_count; | ||
65 | struct i2c_info i2cinfo[64]; | ||
66 | |||
67 | int decoder; | ||
68 | int standard; /* 0 - auto 1 - ntsc 2 - pal 3 - secam */ | ||
69 | v4l2_std_id std; | ||
70 | int io; | ||
71 | int data; | ||
72 | void __iomem *mem; | ||
73 | }; | ||
74 | |||
75 | static struct pms pms_card; | ||
76 | |||
77 | /* | ||
78 | * I/O ports and Shared Memory | ||
79 | */ | ||
80 | |||
81 | static int io_port = 0x250; | ||
82 | module_param(io_port, int, 0); | ||
83 | |||
84 | static int mem_base = 0xc8000; | ||
85 | module_param(mem_base, int, 0); | ||
86 | |||
87 | static int video_nr = -1; | ||
88 | module_param(video_nr, int, 0); | ||
89 | |||
90 | |||
91 | static inline void mvv_write(struct pms *dev, u8 index, u8 value) | ||
92 | { | ||
93 | outw(index | (value << 8), dev->io); | ||
94 | } | ||
95 | |||
96 | static inline u8 mvv_read(struct pms *dev, u8 index) | ||
97 | { | ||
98 | outb(index, dev->io); | ||
99 | return inb(dev->data); | ||
100 | } | ||
101 | |||
102 | static int pms_i2c_stat(struct pms *dev, u8 slave) | ||
103 | { | ||
104 | int counter = 0; | ||
105 | int i; | ||
106 | |||
107 | outb(0x28, dev->io); | ||
108 | |||
109 | while ((inb(dev->data) & 0x01) == 0) | ||
110 | if (counter++ == 256) | ||
111 | break; | ||
112 | |||
113 | while ((inb(dev->data) & 0x01) != 0) | ||
114 | if (counter++ == 256) | ||
115 | break; | ||
116 | |||
117 | outb(slave, dev->io); | ||
118 | |||
119 | counter = 0; | ||
120 | while ((inb(dev->data) & 0x01) == 0) | ||
121 | if (counter++ == 256) | ||
122 | break; | ||
123 | |||
124 | while ((inb(dev->data) & 0x01) != 0) | ||
125 | if (counter++ == 256) | ||
126 | break; | ||
127 | |||
128 | for (i = 0; i < 12; i++) { | ||
129 | char st = inb(dev->data); | ||
130 | |||
131 | if ((st & 2) != 0) | ||
132 | return -1; | ||
133 | if ((st & 1) == 0) | ||
134 | break; | ||
135 | } | ||
136 | outb(0x29, dev->io); | ||
137 | return inb(dev->data); | ||
138 | } | ||
139 | |||
140 | static int pms_i2c_write(struct pms *dev, u16 slave, u16 sub, u16 data) | ||
141 | { | ||
142 | int skip = 0; | ||
143 | int count; | ||
144 | int i; | ||
145 | |||
146 | for (i = 0; i < dev->i2c_count; i++) { | ||
147 | if ((dev->i2cinfo[i].slave == slave) && | ||
148 | (dev->i2cinfo[i].sub == sub)) { | ||
149 | if (dev->i2cinfo[i].data == data) | ||
150 | skip = 1; | ||
151 | dev->i2cinfo[i].data = data; | ||
152 | i = dev->i2c_count + 1; | ||
153 | } | ||
154 | } | ||
155 | |||
156 | if (i == dev->i2c_count && dev->i2c_count < 64) { | ||
157 | dev->i2cinfo[dev->i2c_count].slave = slave; | ||
158 | dev->i2cinfo[dev->i2c_count].sub = sub; | ||
159 | dev->i2cinfo[dev->i2c_count].data = data; | ||
160 | dev->i2c_count++; | ||
161 | } | ||
162 | |||
163 | if (skip) | ||
164 | return 0; | ||
165 | |||
166 | mvv_write(dev, 0x29, sub); | ||
167 | mvv_write(dev, 0x2A, data); | ||
168 | mvv_write(dev, 0x28, slave); | ||
169 | |||
170 | outb(0x28, dev->io); | ||
171 | |||
172 | count = 0; | ||
173 | while ((inb(dev->data) & 1) == 0) | ||
174 | if (count > 255) | ||
175 | break; | ||
176 | while ((inb(dev->data) & 1) != 0) | ||
177 | if (count > 255) | ||
178 | break; | ||
179 | |||
180 | count = inb(dev->data); | ||
181 | |||
182 | if (count & 2) | ||
183 | return -1; | ||
184 | return count; | ||
185 | } | ||
186 | |||
187 | static int pms_i2c_read(struct pms *dev, int slave, int sub) | ||
188 | { | ||
189 | int i; | ||
190 | |||
191 | for (i = 0; i < dev->i2c_count; i++) { | ||
192 | if (dev->i2cinfo[i].slave == slave && dev->i2cinfo[i].sub == sub) | ||
193 | return dev->i2cinfo[i].data; | ||
194 | } | ||
195 | return 0; | ||
196 | } | ||
197 | |||
198 | |||
199 | static void pms_i2c_andor(struct pms *dev, int slave, int sub, int and, int or) | ||
200 | { | ||
201 | u8 tmp; | ||
202 | |||
203 | tmp = pms_i2c_read(dev, slave, sub); | ||
204 | tmp = (tmp & and) | or; | ||
205 | pms_i2c_write(dev, slave, sub, tmp); | ||
206 | } | ||
207 | |||
208 | /* | ||
209 | * Control functions | ||
210 | */ | ||
211 | |||
212 | |||
213 | static void pms_videosource(struct pms *dev, short source) | ||
214 | { | ||
215 | switch (dev->decoder) { | ||
216 | case MOTOROLA: | ||
217 | break; | ||
218 | case PHILIPS2: | ||
219 | pms_i2c_andor(dev, 0x8a, 0x06, 0x7f, source ? 0x80 : 0); | ||
220 | break; | ||
221 | case PHILIPS1: | ||
222 | break; | ||
223 | } | ||
224 | mvv_write(dev, 0x2E, 0x31); | ||
225 | /* Was: mvv_write(dev, 0x2E, source ? 0x31 : 0x30); | ||
226 | But could not make this work correctly. Only Composite input | ||
227 | worked for me. */ | ||
228 | } | ||
229 | |||
230 | static void pms_hue(struct pms *dev, short hue) | ||
231 | { | ||
232 | switch (dev->decoder) { | ||
233 | case MOTOROLA: | ||
234 | pms_i2c_write(dev, 0x8a, 0x00, hue); | ||
235 | break; | ||
236 | case PHILIPS2: | ||
237 | pms_i2c_write(dev, 0x8a, 0x07, hue); | ||
238 | break; | ||
239 | case PHILIPS1: | ||
240 | pms_i2c_write(dev, 0x42, 0x07, hue); | ||
241 | break; | ||
242 | } | ||
243 | } | ||
244 | |||
245 | static void pms_saturation(struct pms *dev, short sat) | ||
246 | { | ||
247 | switch (dev->decoder) { | ||
248 | case MOTOROLA: | ||
249 | pms_i2c_write(dev, 0x8a, 0x00, sat); | ||
250 | break; | ||
251 | case PHILIPS1: | ||
252 | pms_i2c_write(dev, 0x42, 0x12, sat); | ||
253 | break; | ||
254 | } | ||
255 | } | ||
256 | |||
257 | |||
258 | static void pms_contrast(struct pms *dev, short contrast) | ||
259 | { | ||
260 | switch (dev->decoder) { | ||
261 | case MOTOROLA: | ||
262 | pms_i2c_write(dev, 0x8a, 0x00, contrast); | ||
263 | break; | ||
264 | case PHILIPS1: | ||
265 | pms_i2c_write(dev, 0x42, 0x13, contrast); | ||
266 | break; | ||
267 | } | ||
268 | } | ||
269 | |||
270 | static void pms_brightness(struct pms *dev, short brightness) | ||
271 | { | ||
272 | switch (dev->decoder) { | ||
273 | case MOTOROLA: | ||
274 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | ||
275 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | ||
276 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | ||
277 | break; | ||
278 | case PHILIPS1: | ||
279 | pms_i2c_write(dev, 0x42, 0x19, brightness); | ||
280 | break; | ||
281 | } | ||
282 | } | ||
283 | |||
284 | |||
285 | static void pms_format(struct pms *dev, short format) | ||
286 | { | ||
287 | int target; | ||
288 | |||
289 | dev->standard = format; | ||
290 | |||
291 | if (dev->decoder == PHILIPS1) | ||
292 | target = 0x42; | ||
293 | else if (dev->decoder == PHILIPS2) | ||
294 | target = 0x8a; | ||
295 | else | ||
296 | return; | ||
297 | |||
298 | switch (format) { | ||
299 | case 0: /* Auto */ | ||
300 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | ||
301 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x80); | ||
302 | break; | ||
303 | case 1: /* NTSC */ | ||
304 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | ||
305 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x40); | ||
306 | break; | ||
307 | case 2: /* PAL */ | ||
308 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | ||
309 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); | ||
310 | break; | ||
311 | case 3: /* SECAM */ | ||
312 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x01); | ||
313 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); | ||
314 | break; | ||
315 | } | ||
316 | } | ||
317 | |||
318 | #ifdef FOR_FUTURE_EXPANSION | ||
319 | |||
320 | /* | ||
321 | * These features of the PMS card are not currently exposes. They | ||
322 | * could become a private v4l ioctl for PMSCONFIG or somesuch if | ||
323 | * people need it. We also don't yet use the PMS interrupt. | ||
324 | */ | ||
325 | |||
326 | static void pms_hstart(struct pms *dev, short start) | ||
327 | { | ||
328 | switch (dev->decoder) { | ||
329 | case PHILIPS1: | ||
330 | pms_i2c_write(dev, 0x8a, 0x05, start); | ||
331 | pms_i2c_write(dev, 0x8a, 0x18, start); | ||
332 | break; | ||
333 | case PHILIPS2: | ||
334 | pms_i2c_write(dev, 0x42, 0x05, start); | ||
335 | pms_i2c_write(dev, 0x42, 0x18, start); | ||
336 | break; | ||
337 | } | ||
338 | } | ||
339 | |||
340 | /* | ||
341 | * Bandpass filters | ||
342 | */ | ||
343 | |||
344 | static void pms_bandpass(struct pms *dev, short pass) | ||
345 | { | ||
346 | if (dev->decoder == PHILIPS2) | ||
347 | pms_i2c_andor(dev, 0x8a, 0x06, 0xcf, (pass & 0x03) << 4); | ||
348 | else if (dev->decoder == PHILIPS1) | ||
349 | pms_i2c_andor(dev, 0x42, 0x06, 0xcf, (pass & 0x03) << 4); | ||
350 | } | ||
351 | |||
352 | static void pms_antisnow(struct pms *dev, short snow) | ||
353 | { | ||
354 | if (dev->decoder == PHILIPS2) | ||
355 | pms_i2c_andor(dev, 0x8a, 0x06, 0xf3, (snow & 0x03) << 2); | ||
356 | else if (dev->decoder == PHILIPS1) | ||
357 | pms_i2c_andor(dev, 0x42, 0x06, 0xf3, (snow & 0x03) << 2); | ||
358 | } | ||
359 | |||
360 | static void pms_sharpness(struct pms *dev, short sharp) | ||
361 | { | ||
362 | if (dev->decoder == PHILIPS2) | ||
363 | pms_i2c_andor(dev, 0x8a, 0x06, 0xfc, sharp & 0x03); | ||
364 | else if (dev->decoder == PHILIPS1) | ||
365 | pms_i2c_andor(dev, 0x42, 0x06, 0xfc, sharp & 0x03); | ||
366 | } | ||
367 | |||
368 | static void pms_chromaagc(struct pms *dev, short agc) | ||
369 | { | ||
370 | if (dev->decoder == PHILIPS2) | ||
371 | pms_i2c_andor(dev, 0x8a, 0x0c, 0x9f, (agc & 0x03) << 5); | ||
372 | else if (dev->decoder == PHILIPS1) | ||
373 | pms_i2c_andor(dev, 0x42, 0x0c, 0x9f, (agc & 0x03) << 5); | ||
374 | } | ||
375 | |||
376 | static void pms_vertnoise(struct pms *dev, short noise) | ||
377 | { | ||
378 | if (dev->decoder == PHILIPS2) | ||
379 | pms_i2c_andor(dev, 0x8a, 0x10, 0xfc, noise & 3); | ||
380 | else if (dev->decoder == PHILIPS1) | ||
381 | pms_i2c_andor(dev, 0x42, 0x10, 0xfc, noise & 3); | ||
382 | } | ||
383 | |||
384 | static void pms_forcecolour(struct pms *dev, short colour) | ||
385 | { | ||
386 | if (dev->decoder == PHILIPS2) | ||
387 | pms_i2c_andor(dev, 0x8a, 0x0c, 0x7f, (colour & 1) << 7); | ||
388 | else if (dev->decoder == PHILIPS1) | ||
389 | pms_i2c_andor(dev, 0x42, 0x0c, 0x7, (colour & 1) << 7); | ||
390 | } | ||
391 | |||
392 | static void pms_antigamma(struct pms *dev, short gamma) | ||
393 | { | ||
394 | if (dev->decoder == PHILIPS2) | ||
395 | pms_i2c_andor(dev, 0xb8, 0x00, 0x7f, (gamma & 1) << 7); | ||
396 | else if (dev->decoder == PHILIPS1) | ||
397 | pms_i2c_andor(dev, 0x42, 0x20, 0x7, (gamma & 1) << 7); | ||
398 | } | ||
399 | |||
400 | static void pms_prefilter(struct pms *dev, short filter) | ||
401 | { | ||
402 | if (dev->decoder == PHILIPS2) | ||
403 | pms_i2c_andor(dev, 0x8a, 0x06, 0xbf, (filter & 1) << 6); | ||
404 | else if (dev->decoder == PHILIPS1) | ||
405 | pms_i2c_andor(dev, 0x42, 0x06, 0xbf, (filter & 1) << 6); | ||
406 | } | ||
407 | |||
408 | static void pms_hfilter(struct pms *dev, short filter) | ||
409 | { | ||
410 | if (dev->decoder == PHILIPS2) | ||
411 | pms_i2c_andor(dev, 0xb8, 0x04, 0x1f, (filter & 7) << 5); | ||
412 | else if (dev->decoder == PHILIPS1) | ||
413 | pms_i2c_andor(dev, 0x42, 0x24, 0x1f, (filter & 7) << 5); | ||
414 | } | ||
415 | |||
416 | static void pms_vfilter(struct pms *dev, short filter) | ||
417 | { | ||
418 | if (dev->decoder == PHILIPS2) | ||
419 | pms_i2c_andor(dev, 0xb8, 0x08, 0x9f, (filter & 3) << 5); | ||
420 | else if (dev->decoder == PHILIPS1) | ||
421 | pms_i2c_andor(dev, 0x42, 0x28, 0x9f, (filter & 3) << 5); | ||
422 | } | ||
423 | |||
424 | static void pms_killcolour(struct pms *dev, short colour) | ||
425 | { | ||
426 | if (dev->decoder == PHILIPS2) { | ||
427 | pms_i2c_andor(dev, 0x8a, 0x08, 0x07, (colour & 0x1f) << 3); | ||
428 | pms_i2c_andor(dev, 0x8a, 0x09, 0x07, (colour & 0x1f) << 3); | ||
429 | } else if (dev->decoder == PHILIPS1) { | ||
430 | pms_i2c_andor(dev, 0x42, 0x08, 0x07, (colour & 0x1f) << 3); | ||
431 | pms_i2c_andor(dev, 0x42, 0x09, 0x07, (colour & 0x1f) << 3); | ||
432 | } | ||
433 | } | ||
434 | |||
435 | static void pms_chromagain(struct pms *dev, short chroma) | ||
436 | { | ||
437 | if (dev->decoder == PHILIPS2) | ||
438 | pms_i2c_write(dev, 0x8a, 0x11, chroma); | ||
439 | else if (dev->decoder == PHILIPS1) | ||
440 | pms_i2c_write(dev, 0x42, 0x11, chroma); | ||
441 | } | ||
442 | |||
443 | |||
444 | static void pms_spacialcompl(struct pms *dev, short data) | ||
445 | { | ||
446 | mvv_write(dev, 0x3b, data); | ||
447 | } | ||
448 | |||
449 | static void pms_spacialcomph(struct pms *dev, short data) | ||
450 | { | ||
451 | mvv_write(dev, 0x3a, data); | ||
452 | } | ||
453 | |||
454 | static void pms_vstart(struct pms *dev, short start) | ||
455 | { | ||
456 | mvv_write(dev, 0x16, start); | ||
457 | mvv_write(dev, 0x17, (start >> 8) & 0x01); | ||
458 | } | ||
459 | |||
460 | #endif | ||
461 | |||
462 | static void pms_secamcross(struct pms *dev, short cross) | ||
463 | { | ||
464 | if (dev->decoder == PHILIPS2) | ||
465 | pms_i2c_andor(dev, 0x8a, 0x0f, 0xdf, (cross & 1) << 5); | ||
466 | else if (dev->decoder == PHILIPS1) | ||
467 | pms_i2c_andor(dev, 0x42, 0x0f, 0xdf, (cross & 1) << 5); | ||
468 | } | ||
469 | |||
470 | |||
471 | static void pms_swsense(struct pms *dev, short sense) | ||
472 | { | ||
473 | if (dev->decoder == PHILIPS2) { | ||
474 | pms_i2c_write(dev, 0x8a, 0x0a, sense); | ||
475 | pms_i2c_write(dev, 0x8a, 0x0b, sense); | ||
476 | } else if (dev->decoder == PHILIPS1) { | ||
477 | pms_i2c_write(dev, 0x42, 0x0a, sense); | ||
478 | pms_i2c_write(dev, 0x42, 0x0b, sense); | ||
479 | } | ||
480 | } | ||
481 | |||
482 | |||
483 | static void pms_framerate(struct pms *dev, short frr) | ||
484 | { | ||
485 | int fps = (dev->std & V4L2_STD_525_60) ? 30 : 25; | ||
486 | |||
487 | if (frr == 0) | ||
488 | return; | ||
489 | fps = fps/frr; | ||
490 | mvv_write(dev, 0x14, 0x80 | fps); | ||
491 | mvv_write(dev, 0x15, 1); | ||
492 | } | ||
493 | |||
494 | static void pms_vert(struct pms *dev, u8 deciden, u8 decinum) | ||
495 | { | ||
496 | mvv_write(dev, 0x1c, deciden); /* Denominator */ | ||
497 | mvv_write(dev, 0x1d, decinum); /* Numerator */ | ||
498 | } | ||
499 | |||
500 | /* | ||
501 | * Turn 16bit ratios into best small ratio the chipset can grok | ||
502 | */ | ||
503 | |||
504 | static void pms_vertdeci(struct pms *dev, unsigned short decinum, unsigned short deciden) | ||
505 | { | ||
506 | /* Knock it down by / 5 once */ | ||
507 | if (decinum % 5 == 0) { | ||
508 | deciden /= 5; | ||
509 | decinum /= 5; | ||
510 | } | ||
511 | /* | ||
512 | * 3's | ||
513 | */ | ||
514 | while (decinum % 3 == 0 && deciden % 3 == 0) { | ||
515 | deciden /= 3; | ||
516 | decinum /= 3; | ||
517 | } | ||
518 | /* | ||
519 | * 2's | ||
520 | */ | ||
521 | while (decinum % 2 == 0 && deciden % 2 == 0) { | ||
522 | decinum /= 2; | ||
523 | deciden /= 2; | ||
524 | } | ||
525 | /* | ||
526 | * Fudgyify | ||
527 | */ | ||
528 | while (deciden > 32) { | ||
529 | deciden /= 2; | ||
530 | decinum = (decinum + 1) / 2; | ||
531 | } | ||
532 | if (deciden == 32) | ||
533 | deciden--; | ||
534 | pms_vert(dev, deciden, decinum); | ||
535 | } | ||
536 | |||
537 | static void pms_horzdeci(struct pms *dev, short decinum, short deciden) | ||
538 | { | ||
539 | if (decinum <= 512) { | ||
540 | if (decinum % 5 == 0) { | ||
541 | decinum /= 5; | ||
542 | deciden /= 5; | ||
543 | } | ||
544 | } else { | ||
545 | decinum = 512; | ||
546 | deciden = 640; /* 768 would be ideal */ | ||
547 | } | ||
548 | |||
549 | while (((decinum | deciden) & 1) == 0) { | ||
550 | decinum >>= 1; | ||
551 | deciden >>= 1; | ||
552 | } | ||
553 | while (deciden > 32) { | ||
554 | deciden >>= 1; | ||
555 | decinum = (decinum + 1) >> 1; | ||
556 | } | ||
557 | if (deciden == 32) | ||
558 | deciden--; | ||
559 | |||
560 | mvv_write(dev, 0x24, 0x80 | deciden); | ||
561 | mvv_write(dev, 0x25, decinum); | ||
562 | } | ||
563 | |||
564 | static void pms_resolution(struct pms *dev, short width, short height) | ||
565 | { | ||
566 | int fg_height; | ||
567 | |||
568 | fg_height = height; | ||
569 | if (fg_height > 280) | ||
570 | fg_height = 280; | ||
571 | |||
572 | mvv_write(dev, 0x18, fg_height); | ||
573 | mvv_write(dev, 0x19, fg_height >> 8); | ||
574 | |||
575 | if (dev->std & V4L2_STD_525_60) { | ||
576 | mvv_write(dev, 0x1a, 0xfc); | ||
577 | mvv_write(dev, 0x1b, 0x00); | ||
578 | if (height > fg_height) | ||
579 | pms_vertdeci(dev, 240, 240); | ||
580 | else | ||
581 | pms_vertdeci(dev, fg_height, 240); | ||
582 | } else { | ||
583 | mvv_write(dev, 0x1a, 0x1a); | ||
584 | mvv_write(dev, 0x1b, 0x01); | ||
585 | if (fg_height > 256) | ||
586 | pms_vertdeci(dev, 270, 270); | ||
587 | else | ||
588 | pms_vertdeci(dev, fg_height, 270); | ||
589 | } | ||
590 | mvv_write(dev, 0x12, 0); | ||
591 | mvv_write(dev, 0x13, MVVMEMORYWIDTH); | ||
592 | mvv_write(dev, 0x42, 0x00); | ||
593 | mvv_write(dev, 0x43, 0x00); | ||
594 | mvv_write(dev, 0x44, MVVMEMORYWIDTH); | ||
595 | |||
596 | mvv_write(dev, 0x22, width + 8); | ||
597 | mvv_write(dev, 0x23, (width + 8) >> 8); | ||
598 | |||
599 | if (dev->std & V4L2_STD_525_60) | ||
600 | pms_horzdeci(dev, width, 640); | ||
601 | else | ||
602 | pms_horzdeci(dev, width + 8, 768); | ||
603 | |||
604 | mvv_write(dev, 0x30, mvv_read(dev, 0x30) & 0xfe); | ||
605 | mvv_write(dev, 0x08, mvv_read(dev, 0x08) | 0x01); | ||
606 | mvv_write(dev, 0x01, mvv_read(dev, 0x01) & 0xfd); | ||
607 | mvv_write(dev, 0x32, 0x00); | ||
608 | mvv_write(dev, 0x33, MVVMEMORYWIDTH); | ||
609 | } | ||
610 | |||
611 | |||
612 | /* | ||
613 | * Set Input | ||
614 | */ | ||
615 | |||
616 | static void pms_vcrinput(struct pms *dev, short input) | ||
617 | { | ||
618 | if (dev->decoder == PHILIPS2) | ||
619 | pms_i2c_andor(dev, 0x8a, 0x0d, 0x7f, (input & 1) << 7); | ||
620 | else if (dev->decoder == PHILIPS1) | ||
621 | pms_i2c_andor(dev, 0x42, 0x0d, 0x7f, (input & 1) << 7); | ||
622 | } | ||
623 | |||
624 | |||
625 | static int pms_capture(struct pms *dev, char __user *buf, int rgb555, int count) | ||
626 | { | ||
627 | int y; | ||
628 | int dw = 2 * dev->width; | ||
629 | char tmp[dw + 32]; /* using a temp buffer is faster than direct */ | ||
630 | int cnt = 0; | ||
631 | int len = 0; | ||
632 | unsigned char r8 = 0x5; /* value for reg8 */ | ||
633 | |||
634 | if (rgb555) | ||
635 | r8 |= 0x20; /* else use untranslated rgb = 565 */ | ||
636 | mvv_write(dev, 0x08, r8); /* capture rgb555/565, init DRAM, PC enable */ | ||
637 | |||
638 | /* printf("%d %d %d %d %d %x %x\n",width,height,voff,nom,den,mvv_buf); */ | ||
639 | |||
640 | for (y = 0; y < dev->height; y++) { | ||
641 | writeb(0, dev->mem); /* synchronisiert neue Zeile */ | ||
642 | |||
643 | /* | ||
644 | * This is in truth a fifo, be very careful as if you | ||
645 | * forgot this odd things will occur 8) | ||
646 | */ | ||
647 | |||
648 | memcpy_fromio(tmp, dev->mem, dw + 32); /* discard 16 word */ | ||
649 | cnt -= dev->height; | ||
650 | while (cnt <= 0) { | ||
651 | /* | ||
652 | * Don't copy too far | ||
653 | */ | ||
654 | int dt = dw; | ||
655 | if (dt + len > count) | ||
656 | dt = count - len; | ||
657 | cnt += dev->height; | ||
658 | if (copy_to_user(buf, tmp + 32, dt)) | ||
659 | return len ? len : -EFAULT; | ||
660 | buf += dt; | ||
661 | len += dt; | ||
662 | } | ||
663 | } | ||
664 | return len; | ||
665 | } | ||
666 | |||
667 | |||
668 | /* | ||
669 | * Video4linux interfacing | ||
670 | */ | ||
671 | |||
672 | static int pms_querycap(struct file *file, void *priv, | ||
673 | struct v4l2_capability *vcap) | ||
674 | { | ||
675 | struct pms *dev = video_drvdata(file); | ||
676 | |||
677 | strlcpy(vcap->driver, dev->v4l2_dev.name, sizeof(vcap->driver)); | ||
678 | strlcpy(vcap->card, "Mediavision PMS", sizeof(vcap->card)); | ||
679 | strlcpy(vcap->bus_info, "ISA", sizeof(vcap->bus_info)); | ||
680 | vcap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; | ||
681 | return 0; | ||
682 | } | ||
683 | |||
684 | static int pms_enum_input(struct file *file, void *fh, struct v4l2_input *vin) | ||
685 | { | ||
686 | static const char *inputs[4] = { | ||
687 | "Composite", | ||
688 | "S-Video", | ||
689 | "Composite (VCR)", | ||
690 | "S-Video (VCR)" | ||
691 | }; | ||
692 | |||
693 | if (vin->index > 3) | ||
694 | return -EINVAL; | ||
695 | strlcpy(vin->name, inputs[vin->index], sizeof(vin->name)); | ||
696 | vin->type = V4L2_INPUT_TYPE_CAMERA; | ||
697 | vin->audioset = 0; | ||
698 | vin->tuner = 0; | ||
699 | vin->std = V4L2_STD_ALL; | ||
700 | vin->status = 0; | ||
701 | return 0; | ||
702 | } | ||
703 | |||
704 | static int pms_g_input(struct file *file, void *fh, unsigned int *inp) | ||
705 | { | ||
706 | struct pms *dev = video_drvdata(file); | ||
707 | |||
708 | *inp = dev->input; | ||
709 | return 0; | ||
710 | } | ||
711 | |||
712 | static int pms_s_input(struct file *file, void *fh, unsigned int inp) | ||
713 | { | ||
714 | struct pms *dev = video_drvdata(file); | ||
715 | |||
716 | if (inp > 3) | ||
717 | return -EINVAL; | ||
718 | |||
719 | mutex_lock(&dev->lock); | ||
720 | dev->input = inp; | ||
721 | pms_videosource(dev, inp & 1); | ||
722 | pms_vcrinput(dev, inp >> 1); | ||
723 | mutex_unlock(&dev->lock); | ||
724 | return 0; | ||
725 | } | ||
726 | |||
727 | static int pms_g_std(struct file *file, void *fh, v4l2_std_id *std) | ||
728 | { | ||
729 | struct pms *dev = video_drvdata(file); | ||
730 | |||
731 | *std = dev->std; | ||
732 | return 0; | ||
733 | } | ||
734 | |||
735 | static int pms_s_std(struct file *file, void *fh, v4l2_std_id *std) | ||
736 | { | ||
737 | struct pms *dev = video_drvdata(file); | ||
738 | int ret = 0; | ||
739 | |||
740 | dev->std = *std; | ||
741 | mutex_lock(&dev->lock); | ||
742 | if (dev->std & V4L2_STD_NTSC) { | ||
743 | pms_framerate(dev, 30); | ||
744 | pms_secamcross(dev, 0); | ||
745 | pms_format(dev, 1); | ||
746 | } else if (dev->std & V4L2_STD_PAL) { | ||
747 | pms_framerate(dev, 25); | ||
748 | pms_secamcross(dev, 0); | ||
749 | pms_format(dev, 2); | ||
750 | } else if (dev->std & V4L2_STD_SECAM) { | ||
751 | pms_framerate(dev, 25); | ||
752 | pms_secamcross(dev, 1); | ||
753 | pms_format(dev, 2); | ||
754 | } else { | ||
755 | ret = -EINVAL; | ||
756 | } | ||
757 | /* | ||
758 | switch (v->mode) { | ||
759 | case VIDEO_MODE_AUTO: | ||
760 | pms_framerate(dev, 25); | ||
761 | pms_secamcross(dev, 0); | ||
762 | pms_format(dev, 0); | ||
763 | break; | ||
764 | }*/ | ||
765 | mutex_unlock(&dev->lock); | ||
766 | return 0; | ||
767 | } | ||
768 | |||
769 | static int pms_queryctrl(struct file *file, void *priv, | ||
770 | struct v4l2_queryctrl *qc) | ||
771 | { | ||
772 | switch (qc->id) { | ||
773 | case V4L2_CID_BRIGHTNESS: | ||
774 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 139); | ||
775 | case V4L2_CID_CONTRAST: | ||
776 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 70); | ||
777 | case V4L2_CID_SATURATION: | ||
778 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 64); | ||
779 | case V4L2_CID_HUE: | ||
780 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 0); | ||
781 | } | ||
782 | return -EINVAL; | ||
783 | } | ||
784 | |||
785 | static int pms_g_ctrl(struct file *file, void *priv, | ||
786 | struct v4l2_control *ctrl) | ||
787 | { | ||
788 | struct pms *dev = video_drvdata(file); | ||
789 | int ret = 0; | ||
790 | |||
791 | switch (ctrl->id) { | ||
792 | case V4L2_CID_BRIGHTNESS: | ||
793 | ctrl->value = dev->brightness; | ||
794 | break; | ||
795 | case V4L2_CID_CONTRAST: | ||
796 | ctrl->value = dev->contrast; | ||
797 | break; | ||
798 | case V4L2_CID_SATURATION: | ||
799 | ctrl->value = dev->saturation; | ||
800 | break; | ||
801 | case V4L2_CID_HUE: | ||
802 | ctrl->value = dev->hue; | ||
803 | break; | ||
804 | default: | ||
805 | ret = -EINVAL; | ||
806 | break; | ||
807 | } | ||
808 | return ret; | ||
809 | } | ||
810 | |||
811 | static int pms_s_ctrl(struct file *file, void *priv, | ||
812 | struct v4l2_control *ctrl) | ||
813 | { | ||
814 | struct pms *dev = video_drvdata(file); | ||
815 | int ret = 0; | ||
816 | |||
817 | mutex_lock(&dev->lock); | ||
818 | switch (ctrl->id) { | ||
819 | case V4L2_CID_BRIGHTNESS: | ||
820 | dev->brightness = ctrl->value; | ||
821 | pms_brightness(dev, dev->brightness); | ||
822 | break; | ||
823 | case V4L2_CID_CONTRAST: | ||
824 | dev->contrast = ctrl->value; | ||
825 | pms_contrast(dev, dev->contrast); | ||
826 | break; | ||
827 | case V4L2_CID_SATURATION: | ||
828 | dev->saturation = ctrl->value; | ||
829 | pms_saturation(dev, dev->saturation); | ||
830 | break; | ||
831 | case V4L2_CID_HUE: | ||
832 | dev->hue = ctrl->value; | ||
833 | pms_hue(dev, dev->hue); | ||
834 | break; | ||
835 | default: | ||
836 | ret = -EINVAL; | ||
837 | break; | ||
838 | } | ||
839 | mutex_unlock(&dev->lock); | ||
840 | return ret; | ||
841 | } | ||
842 | |||
843 | static int pms_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | ||
844 | { | ||
845 | struct pms *dev = video_drvdata(file); | ||
846 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | ||
847 | |||
848 | pix->width = dev->width; | ||
849 | pix->height = dev->height; | ||
850 | pix->pixelformat = dev->width == 15 ? | ||
851 | V4L2_PIX_FMT_RGB555 : V4L2_PIX_FMT_RGB565; | ||
852 | pix->field = V4L2_FIELD_NONE; | ||
853 | pix->bytesperline = 2 * dev->width; | ||
854 | pix->sizeimage = 2 * dev->width * dev->height; | ||
855 | /* Just a guess */ | ||
856 | pix->colorspace = V4L2_COLORSPACE_SRGB; | ||
857 | return 0; | ||
858 | } | ||
859 | |||
860 | static int pms_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | ||
861 | { | ||
862 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | ||
863 | |||
864 | if (pix->height < 16 || pix->height > 480) | ||
865 | return -EINVAL; | ||
866 | if (pix->width < 16 || pix->width > 640) | ||
867 | return -EINVAL; | ||
868 | if (pix->pixelformat != V4L2_PIX_FMT_RGB555 && | ||
869 | pix->pixelformat != V4L2_PIX_FMT_RGB565) | ||
870 | return -EINVAL; | ||
871 | pix->field = V4L2_FIELD_NONE; | ||
872 | pix->bytesperline = 2 * pix->width; | ||
873 | pix->sizeimage = 2 * pix->width * pix->height; | ||
874 | /* Just a guess */ | ||
875 | pix->colorspace = V4L2_COLORSPACE_SRGB; | ||
876 | return 0; | ||
877 | } | ||
878 | |||
879 | static int pms_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | ||
880 | { | ||
881 | struct pms *dev = video_drvdata(file); | ||
882 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | ||
883 | int ret = pms_try_fmt_vid_cap(file, fh, fmt); | ||
884 | |||
885 | if (ret) | ||
886 | return ret; | ||
887 | mutex_lock(&dev->lock); | ||
888 | dev->width = pix->width; | ||
889 | dev->height = pix->height; | ||
890 | dev->depth = (pix->pixelformat == V4L2_PIX_FMT_RGB555) ? 15 : 16; | ||
891 | pms_resolution(dev, dev->width, dev->height); | ||
892 | /* Ok we figured out what to use from our wide choice */ | ||
893 | mutex_unlock(&dev->lock); | ||
894 | return 0; | ||
895 | } | ||
896 | |||
897 | static int pms_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt) | ||
898 | { | ||
899 | static struct v4l2_fmtdesc formats[] = { | ||
900 | { 0, 0, 0, | ||
901 | "RGB 5:5:5", V4L2_PIX_FMT_RGB555, | ||
902 | { 0, 0, 0, 0 } | ||
903 | }, | ||
904 | { 0, 0, 0, | ||
905 | "RGB 5:6:5", V4L2_PIX_FMT_RGB565, | ||
906 | { 0, 0, 0, 0 } | ||
907 | }, | ||
908 | }; | ||
909 | enum v4l2_buf_type type = fmt->type; | ||
910 | |||
911 | if (fmt->index > 1) | ||
912 | return -EINVAL; | ||
913 | |||
914 | *fmt = formats[fmt->index]; | ||
915 | fmt->type = type; | ||
916 | return 0; | ||
917 | } | ||
918 | |||
919 | static ssize_t pms_read(struct file *file, char __user *buf, | ||
920 | size_t count, loff_t *ppos) | ||
921 | { | ||
922 | struct pms *dev = video_drvdata(file); | ||
923 | int len; | ||
924 | |||
925 | mutex_lock(&dev->lock); | ||
926 | len = pms_capture(dev, buf, (dev->depth == 15), count); | ||
927 | mutex_unlock(&dev->lock); | ||
928 | return len; | ||
929 | } | ||
930 | |||
931 | static const struct v4l2_file_operations pms_fops = { | ||
932 | .owner = THIS_MODULE, | ||
933 | .unlocked_ioctl = video_ioctl2, | ||
934 | .read = pms_read, | ||
935 | }; | ||
936 | |||
937 | static const struct v4l2_ioctl_ops pms_ioctl_ops = { | ||
938 | .vidioc_querycap = pms_querycap, | ||
939 | .vidioc_g_input = pms_g_input, | ||
940 | .vidioc_s_input = pms_s_input, | ||
941 | .vidioc_enum_input = pms_enum_input, | ||
942 | .vidioc_g_std = pms_g_std, | ||
943 | .vidioc_s_std = pms_s_std, | ||
944 | .vidioc_queryctrl = pms_queryctrl, | ||
945 | .vidioc_g_ctrl = pms_g_ctrl, | ||
946 | .vidioc_s_ctrl = pms_s_ctrl, | ||
947 | .vidioc_enum_fmt_vid_cap = pms_enum_fmt_vid_cap, | ||
948 | .vidioc_g_fmt_vid_cap = pms_g_fmt_vid_cap, | ||
949 | .vidioc_s_fmt_vid_cap = pms_s_fmt_vid_cap, | ||
950 | .vidioc_try_fmt_vid_cap = pms_try_fmt_vid_cap, | ||
951 | }; | ||
952 | |||
953 | /* | ||
954 | * Probe for and initialise the Mediavision PMS | ||
955 | */ | ||
956 | |||
957 | static int init_mediavision(struct pms *dev) | ||
958 | { | ||
959 | int id; | ||
960 | int idec, decst; | ||
961 | int i; | ||
962 | static const unsigned char i2c_defs[] = { | ||
963 | 0x4c, 0x30, 0x00, 0xe8, | ||
964 | 0xb6, 0xe2, 0x00, 0x00, | ||
965 | 0xff, 0xff, 0x00, 0x00, | ||
966 | 0x00, 0x00, 0x78, 0x98, | ||
967 | 0x00, 0x00, 0x00, 0x00, | ||
968 | 0x34, 0x0a, 0xf4, 0xce, | ||
969 | 0xe4 | ||
970 | }; | ||
971 | |||
972 | dev->mem = ioremap(mem_base, 0x800); | ||
973 | if (!dev->mem) | ||
974 | return -ENOMEM; | ||
975 | |||
976 | if (!request_region(0x9a01, 1, "Mediavision PMS config")) { | ||
977 | printk(KERN_WARNING "mediavision: unable to detect: 0x9a01 in use.\n"); | ||
978 | iounmap(dev->mem); | ||
979 | return -EBUSY; | ||
980 | } | ||
981 | if (!request_region(dev->io, 3, "Mediavision PMS")) { | ||
982 | printk(KERN_WARNING "mediavision: I/O port %d in use.\n", dev->io); | ||
983 | release_region(0x9a01, 1); | ||
984 | iounmap(dev->mem); | ||
985 | return -EBUSY; | ||
986 | } | ||
987 | outb(0xb8, 0x9a01); /* Unlock */ | ||
988 | outb(dev->io >> 4, 0x9a01); /* Set IO port */ | ||
989 | |||
990 | |||
991 | id = mvv_read(dev, 3); | ||
992 | decst = pms_i2c_stat(dev, 0x43); | ||
993 | |||
994 | if (decst != -1) | ||
995 | idec = 2; | ||
996 | else if (pms_i2c_stat(dev, 0xb9) != -1) | ||
997 | idec = 3; | ||
998 | else if (pms_i2c_stat(dev, 0x8b) != -1) | ||
999 | idec = 1; | ||
1000 | else | ||
1001 | idec = 0; | ||
1002 | |||
1003 | printk(KERN_INFO "PMS type is %d\n", idec); | ||
1004 | if (idec == 0) { | ||
1005 | release_region(dev->io, 3); | ||
1006 | release_region(0x9a01, 1); | ||
1007 | iounmap(dev->mem); | ||
1008 | return -ENODEV; | ||
1009 | } | ||
1010 | |||
1011 | /* | ||
1012 | * Ok we have a PMS of some sort | ||
1013 | */ | ||
1014 | |||
1015 | mvv_write(dev, 0x04, mem_base >> 12); /* Set the memory area */ | ||
1016 | |||
1017 | /* Ok now load the defaults */ | ||
1018 | |||
1019 | for (i = 0; i < 0x19; i++) { | ||
1020 | if (i2c_defs[i] == 0xff) | ||
1021 | pms_i2c_andor(dev, 0x8a, i, 0x07, 0x00); | ||
1022 | else | ||
1023 | pms_i2c_write(dev, 0x8a, i, i2c_defs[i]); | ||
1024 | } | ||
1025 | |||
1026 | pms_i2c_write(dev, 0xb8, 0x00, 0x12); | ||
1027 | pms_i2c_write(dev, 0xb8, 0x04, 0x00); | ||
1028 | pms_i2c_write(dev, 0xb8, 0x07, 0x00); | ||
1029 | pms_i2c_write(dev, 0xb8, 0x08, 0x00); | ||
1030 | pms_i2c_write(dev, 0xb8, 0x09, 0xff); | ||
1031 | pms_i2c_write(dev, 0xb8, 0x0a, 0x00); | ||
1032 | pms_i2c_write(dev, 0xb8, 0x0b, 0x10); | ||
1033 | pms_i2c_write(dev, 0xb8, 0x10, 0x03); | ||
1034 | |||
1035 | mvv_write(dev, 0x01, 0x00); | ||
1036 | mvv_write(dev, 0x05, 0xa0); | ||
1037 | mvv_write(dev, 0x08, 0x25); | ||
1038 | mvv_write(dev, 0x09, 0x00); | ||
1039 | mvv_write(dev, 0x0a, 0x20 | MVVMEMORYWIDTH); | ||
1040 | |||
1041 | mvv_write(dev, 0x10, 0x02); | ||
1042 | mvv_write(dev, 0x1e, 0x0c); | ||
1043 | mvv_write(dev, 0x1f, 0x03); | ||
1044 | mvv_write(dev, 0x26, 0x06); | ||
1045 | |||
1046 | mvv_write(dev, 0x2b, 0x00); | ||
1047 | mvv_write(dev, 0x2c, 0x20); | ||
1048 | mvv_write(dev, 0x2d, 0x00); | ||
1049 | mvv_write(dev, 0x2f, 0x70); | ||
1050 | mvv_write(dev, 0x32, 0x00); | ||
1051 | mvv_write(dev, 0x33, MVVMEMORYWIDTH); | ||
1052 | mvv_write(dev, 0x34, 0x00); | ||
1053 | mvv_write(dev, 0x35, 0x00); | ||
1054 | mvv_write(dev, 0x3a, 0x80); | ||
1055 | mvv_write(dev, 0x3b, 0x10); | ||
1056 | mvv_write(dev, 0x20, 0x00); | ||
1057 | mvv_write(dev, 0x21, 0x00); | ||
1058 | mvv_write(dev, 0x30, 0x22); | ||
1059 | return 0; | ||
1060 | } | ||
1061 | |||
1062 | /* | ||
1063 | * Initialization and module stuff | ||
1064 | */ | ||
1065 | |||
1066 | #ifndef MODULE | ||
1067 | static int enable; | ||
1068 | module_param(enable, int, 0); | ||
1069 | #endif | ||
1070 | |||
1071 | static int __init pms_init(void) | ||
1072 | { | ||
1073 | struct pms *dev = &pms_card; | ||
1074 | struct v4l2_device *v4l2_dev = &dev->v4l2_dev; | ||
1075 | int res; | ||
1076 | |||
1077 | strlcpy(v4l2_dev->name, "pms", sizeof(v4l2_dev->name)); | ||
1078 | |||
1079 | v4l2_info(v4l2_dev, "Mediavision Pro Movie Studio driver 0.03\n"); | ||
1080 | |||
1081 | #ifndef MODULE | ||
1082 | if (!enable) { | ||
1083 | v4l2_err(v4l2_dev, | ||
1084 | "PMS: not enabled, use pms.enable=1 to probe\n"); | ||
1085 | return -ENODEV; | ||
1086 | } | ||
1087 | #endif | ||
1088 | |||
1089 | dev->decoder = PHILIPS2; | ||
1090 | dev->io = io_port; | ||
1091 | dev->data = io_port + 1; | ||
1092 | |||
1093 | if (init_mediavision(dev)) { | ||
1094 | v4l2_err(v4l2_dev, "Board not found.\n"); | ||
1095 | return -ENODEV; | ||
1096 | } | ||
1097 | |||
1098 | res = v4l2_device_register(NULL, v4l2_dev); | ||
1099 | if (res < 0) { | ||
1100 | v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); | ||
1101 | return res; | ||
1102 | } | ||
1103 | |||
1104 | strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); | ||
1105 | dev->vdev.v4l2_dev = v4l2_dev; | ||
1106 | dev->vdev.fops = &pms_fops; | ||
1107 | dev->vdev.ioctl_ops = &pms_ioctl_ops; | ||
1108 | dev->vdev.release = video_device_release_empty; | ||
1109 | video_set_drvdata(&dev->vdev, dev); | ||
1110 | mutex_init(&dev->lock); | ||
1111 | dev->std = V4L2_STD_NTSC_M; | ||
1112 | dev->height = 240; | ||
1113 | dev->width = 320; | ||
1114 | dev->depth = 15; | ||
1115 | dev->brightness = 139; | ||
1116 | dev->contrast = 70; | ||
1117 | dev->hue = 0; | ||
1118 | dev->saturation = 64; | ||
1119 | pms_swsense(dev, 75); | ||
1120 | pms_resolution(dev, 320, 240); | ||
1121 | pms_videosource(dev, 0); | ||
1122 | pms_vcrinput(dev, 0); | ||
1123 | if (video_register_device(&dev->vdev, VFL_TYPE_GRABBER, video_nr) < 0) { | ||
1124 | v4l2_device_unregister(&dev->v4l2_dev); | ||
1125 | release_region(dev->io, 3); | ||
1126 | release_region(0x9a01, 1); | ||
1127 | iounmap(dev->mem); | ||
1128 | return -EINVAL; | ||
1129 | } | ||
1130 | return 0; | ||
1131 | } | ||
1132 | |||
1133 | static void __exit pms_exit(void) | ||
1134 | { | ||
1135 | struct pms *dev = &pms_card; | ||
1136 | |||
1137 | video_unregister_device(&dev->vdev); | ||
1138 | release_region(dev->io, 3); | ||
1139 | release_region(0x9a01, 1); | ||
1140 | iounmap(dev->mem); | ||
1141 | } | ||
1142 | |||
1143 | module_init(pms_init); | ||
1144 | module_exit(pms_exit); | ||