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Commit | Line | Data |
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1da177e4 LT |
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. | |
d9b01449 AC |
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... | |
d56410e0 | 15 | * |
1da177e4 | 16 | * Changes: |
feba2f81 HV |
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 | |
1da177e4 LT |
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> | |
1da177e4 LT |
28 | #include <linux/mm.h> |
29 | #include <linux/ioport.h> | |
30 | #include <linux/init.h> | |
feba2f81 | 31 | #include <linux/mutex.h> |
262ab9ac | 32 | #include <linux/uaccess.h> |
1da177e4 | 33 | #include <asm/io.h> |
feba2f81 HV |
34 | |
35 | #include <linux/videodev2.h> | |
5e87efa3 | 36 | #include <media/v4l2-common.h> |
35ea11ff | 37 | #include <media/v4l2-ioctl.h> |
1ce7981b | 38 | #include <media/v4l2-device.h> |
1da177e4 | 39 | |
1ce7981b | 40 | MODULE_LICENSE("GPL"); |
1990d50b | 41 | MODULE_VERSION("0.0.4"); |
1da177e4 LT |
42 | |
43 | #define MOTOROLA 1 | |
feba2f81 | 44 | #define PHILIPS2 2 /* SAA7191 */ |
1da177e4 LT |
45 | #define PHILIPS1 3 |
46 | #define MVVMEMORYWIDTH 0x40 /* 512 bytes */ | |
47 | ||
1ce7981b | 48 | struct i2c_info { |
1da177e4 LT |
49 | u8 slave; |
50 | u8 sub; | |
51 | u8 data; | |
52 | u8 hits; | |
53 | }; | |
54 | ||
1ce7981b HV |
55 | struct pms { |
56 | struct v4l2_device v4l2_dev; | |
57 | struct video_device vdev; | |
1ce7981b HV |
58 | int height; |
59 | int width; | |
feba2f81 HV |
60 | int depth; |
61 | int input; | |
62 | s32 brightness, saturation, hue, contrast; | |
1ce7981b HV |
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 */ | |
feba2f81 | 69 | v4l2_std_id std; |
1ce7981b HV |
70 | int io; |
71 | int data; | |
72 | void __iomem *mem; | |
73 | }; | |
1da177e4 | 74 | |
1ce7981b | 75 | static struct pms pms_card; |
1da177e4 LT |
76 | |
77 | /* | |
78 | * I/O ports and Shared Memory | |
79 | */ | |
d56410e0 | 80 | |
1ce7981b HV |
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); | |
1da177e4 | 86 | |
1ce7981b HV |
87 | static int video_nr = -1; |
88 | module_param(video_nr, int, 0); | |
d56410e0 | 89 | |
1da177e4 | 90 | |
1ce7981b | 91 | static inline void mvv_write(struct pms *dev, u8 index, u8 value) |
1da177e4 | 92 | { |
1ce7981b | 93 | outw(index | (value << 8), dev->io); |
1da177e4 LT |
94 | } |
95 | ||
1ce7981b | 96 | static inline u8 mvv_read(struct pms *dev, u8 index) |
1da177e4 | 97 | { |
1ce7981b HV |
98 | outb(index, dev->io); |
99 | return inb(dev->data); | |
1da177e4 LT |
100 | } |
101 | ||
1ce7981b | 102 | static int pms_i2c_stat(struct pms *dev, u8 slave) |
1da177e4 | 103 | { |
1ce7981b | 104 | int counter = 0; |
1da177e4 | 105 | int i; |
d56410e0 | 106 | |
1ce7981b | 107 | outb(0x28, dev->io); |
d56410e0 | 108 | |
1ce7981b HV |
109 | while ((inb(dev->data) & 0x01) == 0) |
110 | if (counter++ == 256) | |
1da177e4 LT |
111 | break; |
112 | ||
1ce7981b HV |
113 | while ((inb(dev->data) & 0x01) != 0) |
114 | if (counter++ == 256) | |
1da177e4 | 115 | break; |
d56410e0 | 116 | |
1ce7981b | 117 | outb(slave, dev->io); |
d56410e0 | 118 | |
1ce7981b HV |
119 | counter = 0; |
120 | while ((inb(dev->data) & 0x01) == 0) | |
121 | if (counter++ == 256) | |
1da177e4 LT |
122 | break; |
123 | ||
1ce7981b HV |
124 | while ((inb(dev->data) & 0x01) != 0) |
125 | if (counter++ == 256) | |
1da177e4 | 126 | break; |
d56410e0 | 127 | |
1ce7981b HV |
128 | for (i = 0; i < 12; i++) { |
129 | char st = inb(dev->data); | |
130 | ||
131 | if ((st & 2) != 0) | |
1da177e4 | 132 | return -1; |
1ce7981b | 133 | if ((st & 1) == 0) |
1da177e4 LT |
134 | break; |
135 | } | |
1ce7981b HV |
136 | outb(0x29, dev->io); |
137 | return inb(dev->data); | |
1da177e4 LT |
138 | } |
139 | ||
1ce7981b | 140 | static int pms_i2c_write(struct pms *dev, u16 slave, u16 sub, u16 data) |
1da177e4 | 141 | { |
1ce7981b | 142 | int skip = 0; |
1da177e4 LT |
143 | int count; |
144 | int i; | |
d56410e0 | 145 | |
1ce7981b HV |
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; | |
1da177e4 LT |
153 | } |
154 | } | |
d56410e0 | 155 | |
1ce7981b HV |
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++; | |
1da177e4 | 161 | } |
d56410e0 | 162 | |
1ce7981b | 163 | if (skip) |
1da177e4 | 164 | return 0; |
d56410e0 | 165 | |
1ce7981b HV |
166 | mvv_write(dev, 0x29, sub); |
167 | mvv_write(dev, 0x2A, data); | |
168 | mvv_write(dev, 0x28, slave); | |
d56410e0 | 169 | |
1ce7981b | 170 | outb(0x28, dev->io); |
d56410e0 | 171 | |
1ce7981b HV |
172 | count = 0; |
173 | while ((inb(dev->data) & 1) == 0) | |
174 | if (count > 255) | |
1da177e4 | 175 | break; |
1ce7981b HV |
176 | while ((inb(dev->data) & 1) != 0) |
177 | if (count > 255) | |
1da177e4 | 178 | break; |
d56410e0 | 179 | |
1ce7981b | 180 | count = inb(dev->data); |
d56410e0 | 181 | |
1ce7981b | 182 | if (count & 2) |
1da177e4 LT |
183 | return -1; |
184 | return count; | |
185 | } | |
186 | ||
1ce7981b | 187 | static int pms_i2c_read(struct pms *dev, int slave, int sub) |
1da177e4 | 188 | { |
1ce7981b HV |
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; | |
1da177e4 LT |
194 | } |
195 | return 0; | |
196 | } | |
197 | ||
198 | ||
1ce7981b | 199 | static void pms_i2c_andor(struct pms *dev, int slave, int sub, int and, int or) |
1da177e4 | 200 | { |
d56410e0 MCC |
201 | u8 tmp; |
202 | ||
1ce7981b HV |
203 | tmp = pms_i2c_read(dev, slave, sub); |
204 | tmp = (tmp & and) | or; | |
205 | pms_i2c_write(dev, slave, sub, tmp); | |
1da177e4 LT |
206 | } |
207 | ||
208 | /* | |
209 | * Control functions | |
210 | */ | |
d56410e0 | 211 | |
1da177e4 | 212 | |
1ce7981b | 213 | static void pms_videosource(struct pms *dev, short source) |
1da177e4 | 214 | { |
feba2f81 HV |
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. */ | |
1da177e4 LT |
228 | } |
229 | ||
1ce7981b | 230 | static void pms_hue(struct pms *dev, short hue) |
1da177e4 | 231 | { |
1ce7981b HV |
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; | |
1da177e4 LT |
242 | } |
243 | } | |
244 | ||
feba2f81 | 245 | static void pms_saturation(struct pms *dev, short sat) |
1da177e4 | 246 | { |
1ce7981b HV |
247 | switch (dev->decoder) { |
248 | case MOTOROLA: | |
feba2f81 | 249 | pms_i2c_write(dev, 0x8a, 0x00, sat); |
1ce7981b HV |
250 | break; |
251 | case PHILIPS1: | |
feba2f81 | 252 | pms_i2c_write(dev, 0x42, 0x12, sat); |
1ce7981b | 253 | break; |
1da177e4 LT |
254 | } |
255 | } | |
d56410e0 MCC |
256 | |
257 | ||
1ce7981b | 258 | static void pms_contrast(struct pms *dev, short contrast) |
1da177e4 | 259 | { |
1ce7981b HV |
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; | |
1da177e4 LT |
267 | } |
268 | } | |
269 | ||
1ce7981b | 270 | static void pms_brightness(struct pms *dev, short brightness) |
1da177e4 | 271 | { |
1ce7981b HV |
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; | |
1da177e4 LT |
281 | } |
282 | } | |
283 | ||
284 | ||
1ce7981b | 285 | static void pms_format(struct pms *dev, short format) |
1da177e4 LT |
286 | { |
287 | int target; | |
d56410e0 | 288 | |
1ce7981b HV |
289 | dev->standard = format; |
290 | ||
291 | if (dev->decoder == PHILIPS1) | |
292 | target = 0x42; | |
293 | else if (dev->decoder == PHILIPS2) | |
294 | target = 0x8a; | |
1da177e4 LT |
295 | else |
296 | return; | |
d56410e0 | 297 | |
1ce7981b HV |
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; | |
1da177e4 LT |
315 | } |
316 | } | |
317 | ||
318 | #ifdef FOR_FUTURE_EXPANSION | |
319 | ||
320 | /* | |
321 | * These features of the PMS card are not currently exposes. They | |
d56410e0 | 322 | * could become a private v4l ioctl for PMSCONFIG or somesuch if |
1da177e4 LT |
323 | * people need it. We also don't yet use the PMS interrupt. |
324 | */ | |
325 | ||
1ce7981b | 326 | static void pms_hstart(struct pms *dev, short start) |
1da177e4 | 327 | { |
1ce7981b HV |
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; | |
1da177e4 LT |
337 | } |
338 | } | |
339 | ||
340 | /* | |
341 | * Bandpass filters | |
342 | */ | |
d56410e0 | 343 | |
1ce7981b | 344 | static void pms_bandpass(struct pms *dev, short pass) |
1da177e4 | 345 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
350 | } |
351 | ||
1ce7981b | 352 | static void pms_antisnow(struct pms *dev, short snow) |
1da177e4 | 353 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
358 | } |
359 | ||
1ce7981b | 360 | static void pms_sharpness(struct pms *dev, short sharp) |
1da177e4 | 361 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
366 | } |
367 | ||
1ce7981b | 368 | static void pms_chromaagc(struct pms *dev, short agc) |
1da177e4 | 369 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
374 | } |
375 | ||
1ce7981b | 376 | static void pms_vertnoise(struct pms *dev, short noise) |
1da177e4 | 377 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
382 | } |
383 | ||
1ce7981b | 384 | static void pms_forcecolour(struct pms *dev, short colour) |
1da177e4 | 385 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
390 | } |
391 | ||
1ce7981b | 392 | static void pms_antigamma(struct pms *dev, short gamma) |
1da177e4 | 393 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
398 | } |
399 | ||
1ce7981b | 400 | static void pms_prefilter(struct pms *dev, short filter) |
1da177e4 | 401 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
406 | } |
407 | ||
1ce7981b | 408 | static void pms_hfilter(struct pms *dev, short filter) |
1da177e4 | 409 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
414 | } |
415 | ||
1ce7981b | 416 | static void pms_vfilter(struct pms *dev, short filter) |
1da177e4 | 417 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
422 | } |
423 | ||
1ce7981b | 424 | static void pms_killcolour(struct pms *dev, short colour) |
1da177e4 | 425 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
432 | } |
433 | } | |
434 | ||
1ce7981b | 435 | static void pms_chromagain(struct pms *dev, short chroma) |
1da177e4 | 436 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
441 | } |
442 | ||
443 | ||
1ce7981b | 444 | static void pms_spacialcompl(struct pms *dev, short data) |
1da177e4 | 445 | { |
1ce7981b | 446 | mvv_write(dev, 0x3b, data); |
1da177e4 LT |
447 | } |
448 | ||
1ce7981b | 449 | static void pms_spacialcomph(struct pms *dev, short data) |
1da177e4 | 450 | { |
1ce7981b | 451 | mvv_write(dev, 0x3a, data); |
1da177e4 LT |
452 | } |
453 | ||
1ce7981b | 454 | static void pms_vstart(struct pms *dev, short start) |
1da177e4 | 455 | { |
1ce7981b HV |
456 | mvv_write(dev, 0x16, start); |
457 | mvv_write(dev, 0x17, (start >> 8) & 0x01); | |
1da177e4 LT |
458 | } |
459 | ||
460 | #endif | |
461 | ||
1ce7981b | 462 | static void pms_secamcross(struct pms *dev, short cross) |
1da177e4 | 463 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
468 | } |
469 | ||
470 | ||
1ce7981b | 471 | static void pms_swsense(struct pms *dev, short sense) |
1da177e4 | 472 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
479 | } |
480 | } | |
481 | ||
482 | ||
1ce7981b | 483 | static void pms_framerate(struct pms *dev, short frr) |
1da177e4 | 484 | { |
feba2f81 | 485 | int fps = (dev->std & V4L2_STD_525_60) ? 30 : 25; |
1ce7981b HV |
486 | |
487 | if (frr == 0) | |
1da177e4 | 488 | return; |
1ce7981b HV |
489 | fps = fps/frr; |
490 | mvv_write(dev, 0x14, 0x80 | fps); | |
491 | mvv_write(dev, 0x15, 1); | |
1da177e4 LT |
492 | } |
493 | ||
1ce7981b | 494 | static void pms_vert(struct pms *dev, u8 deciden, u8 decinum) |
1da177e4 | 495 | { |
1ce7981b HV |
496 | mvv_write(dev, 0x1c, deciden); /* Denominator */ |
497 | mvv_write(dev, 0x1d, decinum); /* Numerator */ | |
1da177e4 LT |
498 | } |
499 | ||
500 | /* | |
501 | * Turn 16bit ratios into best small ratio the chipset can grok | |
502 | */ | |
d56410e0 | 503 | |
1ce7981b | 504 | static void pms_vertdeci(struct pms *dev, unsigned short decinum, unsigned short deciden) |
1da177e4 | 505 | { |
1ce7981b HV |
506 | /* Knock it down by / 5 once */ |
507 | if (decinum % 5 == 0) { | |
508 | deciden /= 5; | |
509 | decinum /= 5; | |
1da177e4 LT |
510 | } |
511 | /* | |
512 | * 3's | |
513 | */ | |
1ce7981b HV |
514 | while (decinum % 3 == 0 && deciden % 3 == 0) { |
515 | deciden /= 3; | |
516 | decinum /= 3; | |
1da177e4 LT |
517 | } |
518 | /* | |
519 | * 2's | |
520 | */ | |
1ce7981b HV |
521 | while (decinum % 2 == 0 && deciden % 2 == 0) { |
522 | decinum /= 2; | |
523 | deciden /= 2; | |
1da177e4 LT |
524 | } |
525 | /* | |
526 | * Fudgyify | |
527 | */ | |
1ce7981b HV |
528 | while (deciden > 32) { |
529 | deciden /= 2; | |
530 | decinum = (decinum + 1) / 2; | |
1da177e4 | 531 | } |
1ce7981b | 532 | if (deciden == 32) |
1da177e4 | 533 | deciden--; |
1ce7981b | 534 | pms_vert(dev, deciden, decinum); |
1da177e4 LT |
535 | } |
536 | ||
1ce7981b | 537 | static void pms_horzdeci(struct pms *dev, short decinum, short deciden) |
1da177e4 | 538 | { |
1ce7981b HV |
539 | if (decinum <= 512) { |
540 | if (decinum % 5 == 0) { | |
541 | decinum /= 5; | |
542 | deciden /= 5; | |
1da177e4 | 543 | } |
1ce7981b HV |
544 | } else { |
545 | decinum = 512; | |
546 | deciden = 640; /* 768 would be ideal */ | |
1da177e4 | 547 | } |
d56410e0 | 548 | |
1ce7981b HV |
549 | while (((decinum | deciden) & 1) == 0) { |
550 | decinum >>= 1; | |
551 | deciden >>= 1; | |
1da177e4 | 552 | } |
1ce7981b HV |
553 | while (deciden > 32) { |
554 | deciden >>= 1; | |
555 | decinum = (decinum + 1) >> 1; | |
1da177e4 | 556 | } |
1ce7981b | 557 | if (deciden == 32) |
1da177e4 | 558 | deciden--; |
d56410e0 | 559 | |
1ce7981b HV |
560 | mvv_write(dev, 0x24, 0x80 | deciden); |
561 | mvv_write(dev, 0x25, decinum); | |
1da177e4 LT |
562 | } |
563 | ||
1ce7981b | 564 | static void pms_resolution(struct pms *dev, short width, short height) |
1da177e4 LT |
565 | { |
566 | int fg_height; | |
d56410e0 | 567 | |
1ce7981b HV |
568 | fg_height = height; |
569 | if (fg_height > 280) | |
570 | fg_height = 280; | |
d56410e0 | 571 | |
1ce7981b HV |
572 | mvv_write(dev, 0x18, fg_height); |
573 | mvv_write(dev, 0x19, fg_height >> 8); | |
d56410e0 | 574 | |
feba2f81 | 575 | if (dev->std & V4L2_STD_525_60) { |
1ce7981b HV |
576 | mvv_write(dev, 0x1a, 0xfc); |
577 | mvv_write(dev, 0x1b, 0x00); | |
578 | if (height > fg_height) | |
579 | pms_vertdeci(dev, 240, 240); | |
1da177e4 | 580 | else |
1ce7981b HV |
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); | |
1da177e4 | 587 | else |
1ce7981b | 588 | pms_vertdeci(dev, fg_height, 270); |
1da177e4 | 589 | } |
1ce7981b HV |
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); | |
d56410e0 | 595 | |
1ce7981b HV |
596 | mvv_write(dev, 0x22, width + 8); |
597 | mvv_write(dev, 0x23, (width + 8) >> 8); | |
1da177e4 | 598 | |
feba2f81 | 599 | if (dev->std & V4L2_STD_525_60) |
1ce7981b | 600 | pms_horzdeci(dev, width, 640); |
1da177e4 | 601 | else |
1ce7981b | 602 | pms_horzdeci(dev, width + 8, 768); |
1da177e4 | 603 | |
1ce7981b HV |
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); | |
1da177e4 LT |
609 | } |
610 | ||
611 | ||
612 | /* | |
613 | * Set Input | |
614 | */ | |
d56410e0 | 615 | |
1ce7981b | 616 | static void pms_vcrinput(struct pms *dev, short input) |
1da177e4 | 617 | { |
1ce7981b HV |
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); | |
1da177e4 LT |
622 | } |
623 | ||
624 | ||
1ce7981b | 625 | static int pms_capture(struct pms *dev, char __user *buf, int rgb555, int count) |
1da177e4 LT |
626 | { |
627 | int y; | |
1ce7981b HV |
628 | int dw = 2 * dev->width; |
629 | char tmp[dw + 32]; /* using a temp buffer is faster than direct */ | |
1da177e4 | 630 | int cnt = 0; |
1ce7981b | 631 | int len = 0; |
1da177e4 LT |
632 | unsigned char r8 = 0x5; /* value for reg8 */ |
633 | ||
634 | if (rgb555) | |
635 | r8 |= 0x20; /* else use untranslated rgb = 565 */ | |
1ce7981b | 636 | mvv_write(dev, 0x08, r8); /* capture rgb555/565, init DRAM, PC enable */ |
1da177e4 LT |
637 | |
638 | /* printf("%d %d %d %d %d %x %x\n",width,height,voff,nom,den,mvv_buf); */ | |
d56410e0 | 639 | |
1ce7981b HV |
640 | for (y = 0; y < dev->height; y++) { |
641 | writeb(0, dev->mem); /* synchronisiert neue Zeile */ | |
d56410e0 | 642 | |
1da177e4 LT |
643 | /* |
644 | * This is in truth a fifo, be very careful as if you | |
645 | * forgot this odd things will occur 8) | |
646 | */ | |
d56410e0 | 647 | |
1ce7981b | 648 | memcpy_fromio(tmp, dev->mem, dw + 32); /* discard 16 word */ |
1da177e4 | 649 | cnt -= dev->height; |
1ce7981b | 650 | while (cnt <= 0) { |
1da177e4 LT |
651 | /* |
652 | * Don't copy too far | |
653 | */ | |
1ce7981b HV |
654 | int dt = dw; |
655 | if (dt + len > count) | |
656 | dt = count - len; | |
1da177e4 | 657 | cnt += dev->height; |
1ce7981b | 658 | if (copy_to_user(buf, tmp + 32, dt)) |
1da177e4 | 659 | return len ? len : -EFAULT; |
d56410e0 | 660 | buf += dt; |
1da177e4 LT |
661 | len += dt; |
662 | } | |
663 | } | |
664 | return len; | |
665 | } | |
666 | ||
667 | ||
668 | /* | |
669 | * Video4linux interfacing | |
670 | */ | |
671 | ||
feba2f81 HV |
672 | static int pms_querycap(struct file *file, void *priv, |
673 | struct v4l2_capability *vcap) | |
1da177e4 | 674 | { |
1ce7981b HV |
675 | struct pms *dev = video_drvdata(file); |
676 | ||
feba2f81 HV |
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)); | |
feba2f81 HV |
680 | vcap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; |
681 | return 0; | |
682 | } | |
1ce7981b | 683 | |
feba2f81 HV |
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 | }; | |
1ce7981b | 692 | |
feba2f81 HV |
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 | } | |
1ce7981b | 703 | |
feba2f81 HV |
704 | static int pms_g_input(struct file *file, void *fh, unsigned int *inp) |
705 | { | |
706 | struct pms *dev = video_drvdata(file); | |
1ce7981b | 707 | |
feba2f81 HV |
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; | |
1ce7981b | 756 | } |
feba2f81 HV |
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); | |
1ce7981b | 781 | } |
feba2f81 HV |
782 | return -EINVAL; |
783 | } | |
1ce7981b | 784 | |
feba2f81 HV |
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; | |
1ce7981b | 807 | } |
feba2f81 HV |
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; | |
1ce7981b | 835 | default: |
feba2f81 HV |
836 | ret = -EINVAL; |
837 | break; | |
1da177e4 | 838 | } |
feba2f81 HV |
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; | |
1da177e4 LT |
876 | return 0; |
877 | } | |
878 | ||
feba2f81 | 879 | static int pms_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) |
1da177e4 | 880 | { |
feba2f81 HV |
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; | |
1da177e4 LT |
917 | } |
918 | ||
919 | static ssize_t pms_read(struct file *file, char __user *buf, | |
920 | size_t count, loff_t *ppos) | |
921 | { | |
1ce7981b | 922 | struct pms *dev = video_drvdata(file); |
1da177e4 | 923 | int len; |
d56410e0 | 924 | |
1ce7981b | 925 | mutex_lock(&dev->lock); |
feba2f81 | 926 | len = pms_capture(dev, buf, (dev->depth == 15), count); |
1ce7981b | 927 | mutex_unlock(&dev->lock); |
1da177e4 LT |
928 | return len; |
929 | } | |
930 | ||
bec43661 | 931 | static const struct v4l2_file_operations pms_fops = { |
1da177e4 | 932 | .owner = THIS_MODULE, |
61df3c9b | 933 | .unlocked_ioctl = video_ioctl2, |
1da177e4 | 934 | .read = pms_read, |
1da177e4 LT |
935 | }; |
936 | ||
feba2f81 HV |
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 | }; | |
1da177e4 LT |
952 | |
953 | /* | |
954 | * Probe for and initialise the Mediavision PMS | |
955 | */ | |
d56410e0 | 956 | |
1ce7981b | 957 | static int init_mediavision(struct pms *dev) |
1da177e4 LT |
958 | { |
959 | int id; | |
960 | int idec, decst; | |
961 | int i; | |
1ce7981b HV |
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 | |
1da177e4 LT |
970 | }; |
971 | ||
1ce7981b HV |
972 | dev->mem = ioremap(mem_base, 0x800); |
973 | if (!dev->mem) | |
1da177e4 | 974 | return -ENOMEM; |
d56410e0 | 975 | |
1ce7981b HV |
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); | |
1da177e4 LT |
979 | return -EBUSY; |
980 | } | |
1ce7981b HV |
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); | |
1da177e4 LT |
985 | return -EBUSY; |
986 | } | |
1ce7981b HV |
987 | outb(0xb8, 0x9a01); /* Unlock */ |
988 | outb(dev->io >> 4, 0x9a01); /* Set IO port */ | |
d56410e0 MCC |
989 | |
990 | ||
1ce7981b HV |
991 | id = mvv_read(dev, 3); |
992 | decst = pms_i2c_stat(dev, 0x43); | |
d56410e0 | 993 | |
1ce7981b HV |
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; | |
d56410e0 | 1000 | else |
1ce7981b | 1001 | idec = 0; |
1da177e4 LT |
1002 | |
1003 | printk(KERN_INFO "PMS type is %d\n", idec); | |
1ce7981b HV |
1004 | if (idec == 0) { |
1005 | release_region(dev->io, 3); | |
1006 | release_region(0x9a01, 1); | |
1007 | iounmap(dev->mem); | |
1da177e4 LT |
1008 | return -ENODEV; |
1009 | } | |
1010 | ||
1011 | /* | |
1012 | * Ok we have a PMS of some sort | |
1013 | */ | |
d56410e0 | 1014 | |
1ce7981b | 1015 | mvv_write(dev, 0x04, mem_base >> 12); /* Set the memory area */ |
d56410e0 | 1016 | |
1da177e4 | 1017 | /* Ok now load the defaults */ |
d56410e0 | 1018 | |
1ce7981b HV |
1019 | for (i = 0; i < 0x19; i++) { |
1020 | if (i2c_defs[i] == 0xff) | |
1021 | pms_i2c_andor(dev, 0x8a, i, 0x07, 0x00); | |
1da177e4 | 1022 | else |
1ce7981b | 1023 | pms_i2c_write(dev, 0x8a, i, i2c_defs[i]); |
1da177e4 | 1024 | } |
d56410e0 | 1025 | |
1ce7981b HV |
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); | |
1da177e4 LT |
1059 | return 0; |
1060 | } | |
1061 | ||
1062 | /* | |
1063 | * Initialization and module stuff | |
1064 | */ | |
d56410e0 | 1065 | |
b54ff939 RH |
1066 | #ifndef MODULE |
1067 | static int enable; | |
1068 | module_param(enable, int, 0); | |
1069 | #endif | |
1070 | ||
1ce7981b | 1071 | static int __init pms_init(void) |
1da177e4 | 1072 | { |
1ce7981b HV |
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"); | |
d56410e0 | 1080 | |
b54ff939 RH |
1081 | #ifndef MODULE |
1082 | if (!enable) { | |
1ce7981b HV |
1083 | v4l2_err(v4l2_dev, |
1084 | "PMS: not enabled, use pms.enable=1 to probe\n"); | |
b54ff939 RH |
1085 | return -ENODEV; |
1086 | } | |
1087 | #endif | |
1088 | ||
1ce7981b HV |
1089 | dev->decoder = PHILIPS2; |
1090 | dev->io = io_port; | |
1091 | dev->data = io_port + 1; | |
d56410e0 | 1092 | |
1ce7981b HV |
1093 | if (init_mediavision(dev)) { |
1094 | v4l2_err(v4l2_dev, "Board not found.\n"); | |
1da177e4 LT |
1095 | return -ENODEV; |
1096 | } | |
1da177e4 | 1097 | |
1ce7981b HV |
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 | } | |
1da177e4 | 1103 | |
1ce7981b HV |
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; | |
feba2f81 | 1107 | dev->vdev.ioctl_ops = &pms_ioctl_ops; |
1ce7981b HV |
1108 | dev->vdev.release = video_device_release_empty; |
1109 | video_set_drvdata(&dev->vdev, dev); | |
1110 | mutex_init(&dev->lock); | |
feba2f81 | 1111 | dev->std = V4L2_STD_NTSC_M; |
1ce7981b HV |
1112 | dev->height = 240; |
1113 | dev->width = 320; | |
feba2f81 HV |
1114 | dev->depth = 15; |
1115 | dev->brightness = 139; | |
1116 | dev->contrast = 70; | |
1117 | dev->hue = 0; | |
1118 | dev->saturation = 64; | |
1ce7981b HV |
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; | |
1da177e4 LT |
1131 | } |
1132 | ||
1ce7981b | 1133 | static void __exit pms_exit(void) |
1da177e4 | 1134 | { |
1ce7981b | 1135 | struct pms *dev = &pms_card; |
1da177e4 | 1136 | |
1ce7981b HV |
1137 | video_unregister_device(&dev->vdev); |
1138 | release_region(dev->io, 3); | |
1139 | release_region(0x9a01, 1); | |
1140 | iounmap(dev->mem); | |
1141 | } | |
1da177e4 | 1142 | |
1ce7981b HV |
1143 | module_init(pms_init); |
1144 | module_exit(pms_exit); |