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Commit | Line | Data |
---|---|---|
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 HV |
31 | #include <linux/version.h> |
32 | #include <linux/mutex.h> | |
262ab9ac | 33 | #include <linux/uaccess.h> |
1da177e4 | 34 | #include <asm/io.h> |
feba2f81 HV |
35 | |
36 | #include <linux/videodev2.h> | |
5e87efa3 | 37 | #include <media/v4l2-common.h> |
35ea11ff | 38 | #include <media/v4l2-ioctl.h> |
1ce7981b | 39 | #include <media/v4l2-device.h> |
1da177e4 | 40 | |
1ce7981b HV |
41 | MODULE_LICENSE("GPL"); |
42 | ||
1da177e4 LT |
43 | |
44 | #define MOTOROLA 1 | |
feba2f81 | 45 | #define PHILIPS2 2 /* SAA7191 */ |
1da177e4 LT |
46 | #define PHILIPS1 3 |
47 | #define MVVMEMORYWIDTH 0x40 /* 512 bytes */ | |
48 | ||
1ce7981b | 49 | struct i2c_info { |
1da177e4 LT |
50 | u8 slave; |
51 | u8 sub; | |
52 | u8 data; | |
53 | u8 hits; | |
54 | }; | |
55 | ||
1ce7981b HV |
56 | struct pms { |
57 | struct v4l2_device v4l2_dev; | |
58 | struct video_device vdev; | |
1ce7981b HV |
59 | int height; |
60 | int width; | |
feba2f81 HV |
61 | int depth; |
62 | int input; | |
63 | s32 brightness, saturation, hue, contrast; | |
1ce7981b HV |
64 | unsigned long in_use; |
65 | struct mutex lock; | |
66 | int i2c_count; | |
67 | struct i2c_info i2cinfo[64]; | |
68 | ||
69 | int decoder; | |
70 | int standard; /* 0 - auto 1 - ntsc 2 - pal 3 - secam */ | |
feba2f81 | 71 | v4l2_std_id std; |
1ce7981b HV |
72 | int io; |
73 | int data; | |
74 | void __iomem *mem; | |
75 | }; | |
1da177e4 | 76 | |
1ce7981b | 77 | static struct pms pms_card; |
1da177e4 LT |
78 | |
79 | /* | |
80 | * I/O ports and Shared Memory | |
81 | */ | |
d56410e0 | 82 | |
1ce7981b HV |
83 | static int io_port = 0x250; |
84 | module_param(io_port, int, 0); | |
85 | ||
86 | static int mem_base = 0xc8000; | |
87 | module_param(mem_base, int, 0); | |
1da177e4 | 88 | |
1ce7981b HV |
89 | static int video_nr = -1; |
90 | module_param(video_nr, int, 0); | |
d56410e0 | 91 | |
1da177e4 | 92 | |
1ce7981b | 93 | static inline void mvv_write(struct pms *dev, u8 index, u8 value) |
1da177e4 | 94 | { |
1ce7981b | 95 | outw(index | (value << 8), dev->io); |
1da177e4 LT |
96 | } |
97 | ||
1ce7981b | 98 | static inline u8 mvv_read(struct pms *dev, u8 index) |
1da177e4 | 99 | { |
1ce7981b HV |
100 | outb(index, dev->io); |
101 | return inb(dev->data); | |
1da177e4 LT |
102 | } |
103 | ||
1ce7981b | 104 | static int pms_i2c_stat(struct pms *dev, u8 slave) |
1da177e4 | 105 | { |
1ce7981b | 106 | int counter = 0; |
1da177e4 | 107 | int i; |
d56410e0 | 108 | |
1ce7981b | 109 | outb(0x28, dev->io); |
d56410e0 | 110 | |
1ce7981b HV |
111 | while ((inb(dev->data) & 0x01) == 0) |
112 | if (counter++ == 256) | |
1da177e4 LT |
113 | break; |
114 | ||
1ce7981b HV |
115 | while ((inb(dev->data) & 0x01) != 0) |
116 | if (counter++ == 256) | |
1da177e4 | 117 | break; |
d56410e0 | 118 | |
1ce7981b | 119 | outb(slave, dev->io); |
d56410e0 | 120 | |
1ce7981b HV |
121 | counter = 0; |
122 | while ((inb(dev->data) & 0x01) == 0) | |
123 | if (counter++ == 256) | |
1da177e4 LT |
124 | break; |
125 | ||
1ce7981b HV |
126 | while ((inb(dev->data) & 0x01) != 0) |
127 | if (counter++ == 256) | |
1da177e4 | 128 | break; |
d56410e0 | 129 | |
1ce7981b HV |
130 | for (i = 0; i < 12; i++) { |
131 | char st = inb(dev->data); | |
132 | ||
133 | if ((st & 2) != 0) | |
1da177e4 | 134 | return -1; |
1ce7981b | 135 | if ((st & 1) == 0) |
1da177e4 LT |
136 | break; |
137 | } | |
1ce7981b HV |
138 | outb(0x29, dev->io); |
139 | return inb(dev->data); | |
1da177e4 LT |
140 | } |
141 | ||
1ce7981b | 142 | static int pms_i2c_write(struct pms *dev, u16 slave, u16 sub, u16 data) |
1da177e4 | 143 | { |
1ce7981b | 144 | int skip = 0; |
1da177e4 LT |
145 | int count; |
146 | int i; | |
d56410e0 | 147 | |
1ce7981b HV |
148 | for (i = 0; i < dev->i2c_count; i++) { |
149 | if ((dev->i2cinfo[i].slave == slave) && | |
150 | (dev->i2cinfo[i].sub == sub)) { | |
151 | if (dev->i2cinfo[i].data == data) | |
152 | skip = 1; | |
153 | dev->i2cinfo[i].data = data; | |
154 | i = dev->i2c_count + 1; | |
1da177e4 LT |
155 | } |
156 | } | |
d56410e0 | 157 | |
1ce7981b HV |
158 | if (i == dev->i2c_count && dev->i2c_count < 64) { |
159 | dev->i2cinfo[dev->i2c_count].slave = slave; | |
160 | dev->i2cinfo[dev->i2c_count].sub = sub; | |
161 | dev->i2cinfo[dev->i2c_count].data = data; | |
162 | dev->i2c_count++; | |
1da177e4 | 163 | } |
d56410e0 | 164 | |
1ce7981b | 165 | if (skip) |
1da177e4 | 166 | return 0; |
d56410e0 | 167 | |
1ce7981b HV |
168 | mvv_write(dev, 0x29, sub); |
169 | mvv_write(dev, 0x2A, data); | |
170 | mvv_write(dev, 0x28, slave); | |
d56410e0 | 171 | |
1ce7981b | 172 | outb(0x28, dev->io); |
d56410e0 | 173 | |
1ce7981b HV |
174 | count = 0; |
175 | while ((inb(dev->data) & 1) == 0) | |
176 | if (count > 255) | |
1da177e4 | 177 | break; |
1ce7981b HV |
178 | while ((inb(dev->data) & 1) != 0) |
179 | if (count > 255) | |
1da177e4 | 180 | break; |
d56410e0 | 181 | |
1ce7981b | 182 | count = inb(dev->data); |
d56410e0 | 183 | |
1ce7981b | 184 | if (count & 2) |
1da177e4 LT |
185 | return -1; |
186 | return count; | |
187 | } | |
188 | ||
1ce7981b | 189 | static int pms_i2c_read(struct pms *dev, int slave, int sub) |
1da177e4 | 190 | { |
1ce7981b HV |
191 | int i; |
192 | ||
193 | for (i = 0; i < dev->i2c_count; i++) { | |
194 | if (dev->i2cinfo[i].slave == slave && dev->i2cinfo[i].sub == sub) | |
195 | return dev->i2cinfo[i].data; | |
1da177e4 LT |
196 | } |
197 | return 0; | |
198 | } | |
199 | ||
200 | ||
1ce7981b | 201 | static void pms_i2c_andor(struct pms *dev, int slave, int sub, int and, int or) |
1da177e4 | 202 | { |
d56410e0 MCC |
203 | u8 tmp; |
204 | ||
1ce7981b HV |
205 | tmp = pms_i2c_read(dev, slave, sub); |
206 | tmp = (tmp & and) | or; | |
207 | pms_i2c_write(dev, slave, sub, tmp); | |
1da177e4 LT |
208 | } |
209 | ||
210 | /* | |
211 | * Control functions | |
212 | */ | |
d56410e0 | 213 | |
1da177e4 | 214 | |
1ce7981b | 215 | static void pms_videosource(struct pms *dev, short source) |
1da177e4 | 216 | { |
feba2f81 HV |
217 | switch (dev->decoder) { |
218 | case MOTOROLA: | |
219 | break; | |
220 | case PHILIPS2: | |
221 | pms_i2c_andor(dev, 0x8a, 0x06, 0x7f, source ? 0x80 : 0); | |
222 | break; | |
223 | case PHILIPS1: | |
224 | break; | |
225 | } | |
226 | mvv_write(dev, 0x2E, 0x31); | |
227 | /* Was: mvv_write(dev, 0x2E, source ? 0x31 : 0x30); | |
228 | But could not make this work correctly. Only Composite input | |
229 | worked for me. */ | |
1da177e4 LT |
230 | } |
231 | ||
1ce7981b | 232 | static void pms_hue(struct pms *dev, short hue) |
1da177e4 | 233 | { |
1ce7981b HV |
234 | switch (dev->decoder) { |
235 | case MOTOROLA: | |
236 | pms_i2c_write(dev, 0x8a, 0x00, hue); | |
237 | break; | |
238 | case PHILIPS2: | |
239 | pms_i2c_write(dev, 0x8a, 0x07, hue); | |
240 | break; | |
241 | case PHILIPS1: | |
242 | pms_i2c_write(dev, 0x42, 0x07, hue); | |
243 | break; | |
1da177e4 LT |
244 | } |
245 | } | |
246 | ||
feba2f81 | 247 | static void pms_saturation(struct pms *dev, short sat) |
1da177e4 | 248 | { |
1ce7981b HV |
249 | switch (dev->decoder) { |
250 | case MOTOROLA: | |
feba2f81 | 251 | pms_i2c_write(dev, 0x8a, 0x00, sat); |
1ce7981b HV |
252 | break; |
253 | case PHILIPS1: | |
feba2f81 | 254 | pms_i2c_write(dev, 0x42, 0x12, sat); |
1ce7981b | 255 | break; |
1da177e4 LT |
256 | } |
257 | } | |
d56410e0 MCC |
258 | |
259 | ||
1ce7981b | 260 | static void pms_contrast(struct pms *dev, short contrast) |
1da177e4 | 261 | { |
1ce7981b HV |
262 | switch (dev->decoder) { |
263 | case MOTOROLA: | |
264 | pms_i2c_write(dev, 0x8a, 0x00, contrast); | |
265 | break; | |
266 | case PHILIPS1: | |
267 | pms_i2c_write(dev, 0x42, 0x13, contrast); | |
268 | break; | |
1da177e4 LT |
269 | } |
270 | } | |
271 | ||
1ce7981b | 272 | static void pms_brightness(struct pms *dev, short brightness) |
1da177e4 | 273 | { |
1ce7981b HV |
274 | switch (dev->decoder) { |
275 | case MOTOROLA: | |
276 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | |
277 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | |
278 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | |
279 | break; | |
280 | case PHILIPS1: | |
281 | pms_i2c_write(dev, 0x42, 0x19, brightness); | |
282 | break; | |
1da177e4 LT |
283 | } |
284 | } | |
285 | ||
286 | ||
1ce7981b | 287 | static void pms_format(struct pms *dev, short format) |
1da177e4 LT |
288 | { |
289 | int target; | |
d56410e0 | 290 | |
1ce7981b HV |
291 | dev->standard = format; |
292 | ||
293 | if (dev->decoder == PHILIPS1) | |
294 | target = 0x42; | |
295 | else if (dev->decoder == PHILIPS2) | |
296 | target = 0x8a; | |
1da177e4 LT |
297 | else |
298 | return; | |
d56410e0 | 299 | |
1ce7981b HV |
300 | switch (format) { |
301 | case 0: /* Auto */ | |
302 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | |
303 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x80); | |
304 | break; | |
305 | case 1: /* NTSC */ | |
306 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | |
307 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x40); | |
308 | break; | |
309 | case 2: /* PAL */ | |
310 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | |
311 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); | |
312 | break; | |
313 | case 3: /* SECAM */ | |
314 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x01); | |
315 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); | |
316 | break; | |
1da177e4 LT |
317 | } |
318 | } | |
319 | ||
320 | #ifdef FOR_FUTURE_EXPANSION | |
321 | ||
322 | /* | |
323 | * These features of the PMS card are not currently exposes. They | |
d56410e0 | 324 | * could become a private v4l ioctl for PMSCONFIG or somesuch if |
1da177e4 LT |
325 | * people need it. We also don't yet use the PMS interrupt. |
326 | */ | |
327 | ||
1ce7981b | 328 | static void pms_hstart(struct pms *dev, short start) |
1da177e4 | 329 | { |
1ce7981b HV |
330 | switch (dev->decoder) { |
331 | case PHILIPS1: | |
332 | pms_i2c_write(dev, 0x8a, 0x05, start); | |
333 | pms_i2c_write(dev, 0x8a, 0x18, start); | |
334 | break; | |
335 | case PHILIPS2: | |
336 | pms_i2c_write(dev, 0x42, 0x05, start); | |
337 | pms_i2c_write(dev, 0x42, 0x18, start); | |
338 | break; | |
1da177e4 LT |
339 | } |
340 | } | |
341 | ||
342 | /* | |
343 | * Bandpass filters | |
344 | */ | |
d56410e0 | 345 | |
1ce7981b | 346 | static void pms_bandpass(struct pms *dev, short pass) |
1da177e4 | 347 | { |
1ce7981b HV |
348 | if (dev->decoder == PHILIPS2) |
349 | pms_i2c_andor(dev, 0x8a, 0x06, 0xcf, (pass & 0x03) << 4); | |
350 | else if (dev->decoder == PHILIPS1) | |
351 | pms_i2c_andor(dev, 0x42, 0x06, 0xcf, (pass & 0x03) << 4); | |
1da177e4 LT |
352 | } |
353 | ||
1ce7981b | 354 | static void pms_antisnow(struct pms *dev, short snow) |
1da177e4 | 355 | { |
1ce7981b HV |
356 | if (dev->decoder == PHILIPS2) |
357 | pms_i2c_andor(dev, 0x8a, 0x06, 0xf3, (snow & 0x03) << 2); | |
358 | else if (dev->decoder == PHILIPS1) | |
359 | pms_i2c_andor(dev, 0x42, 0x06, 0xf3, (snow & 0x03) << 2); | |
1da177e4 LT |
360 | } |
361 | ||
1ce7981b | 362 | static void pms_sharpness(struct pms *dev, short sharp) |
1da177e4 | 363 | { |
1ce7981b HV |
364 | if (dev->decoder == PHILIPS2) |
365 | pms_i2c_andor(dev, 0x8a, 0x06, 0xfc, sharp & 0x03); | |
366 | else if (dev->decoder == PHILIPS1) | |
367 | pms_i2c_andor(dev, 0x42, 0x06, 0xfc, sharp & 0x03); | |
1da177e4 LT |
368 | } |
369 | ||
1ce7981b | 370 | static void pms_chromaagc(struct pms *dev, short agc) |
1da177e4 | 371 | { |
1ce7981b HV |
372 | if (dev->decoder == PHILIPS2) |
373 | pms_i2c_andor(dev, 0x8a, 0x0c, 0x9f, (agc & 0x03) << 5); | |
374 | else if (dev->decoder == PHILIPS1) | |
375 | pms_i2c_andor(dev, 0x42, 0x0c, 0x9f, (agc & 0x03) << 5); | |
1da177e4 LT |
376 | } |
377 | ||
1ce7981b | 378 | static void pms_vertnoise(struct pms *dev, short noise) |
1da177e4 | 379 | { |
1ce7981b HV |
380 | if (dev->decoder == PHILIPS2) |
381 | pms_i2c_andor(dev, 0x8a, 0x10, 0xfc, noise & 3); | |
382 | else if (dev->decoder == PHILIPS1) | |
383 | pms_i2c_andor(dev, 0x42, 0x10, 0xfc, noise & 3); | |
1da177e4 LT |
384 | } |
385 | ||
1ce7981b | 386 | static void pms_forcecolour(struct pms *dev, short colour) |
1da177e4 | 387 | { |
1ce7981b HV |
388 | if (dev->decoder == PHILIPS2) |
389 | pms_i2c_andor(dev, 0x8a, 0x0c, 0x7f, (colour & 1) << 7); | |
390 | else if (dev->decoder == PHILIPS1) | |
391 | pms_i2c_andor(dev, 0x42, 0x0c, 0x7, (colour & 1) << 7); | |
1da177e4 LT |
392 | } |
393 | ||
1ce7981b | 394 | static void pms_antigamma(struct pms *dev, short gamma) |
1da177e4 | 395 | { |
1ce7981b HV |
396 | if (dev->decoder == PHILIPS2) |
397 | pms_i2c_andor(dev, 0xb8, 0x00, 0x7f, (gamma & 1) << 7); | |
398 | else if (dev->decoder == PHILIPS1) | |
399 | pms_i2c_andor(dev, 0x42, 0x20, 0x7, (gamma & 1) << 7); | |
1da177e4 LT |
400 | } |
401 | ||
1ce7981b | 402 | static void pms_prefilter(struct pms *dev, short filter) |
1da177e4 | 403 | { |
1ce7981b HV |
404 | if (dev->decoder == PHILIPS2) |
405 | pms_i2c_andor(dev, 0x8a, 0x06, 0xbf, (filter & 1) << 6); | |
406 | else if (dev->decoder == PHILIPS1) | |
407 | pms_i2c_andor(dev, 0x42, 0x06, 0xbf, (filter & 1) << 6); | |
1da177e4 LT |
408 | } |
409 | ||
1ce7981b | 410 | static void pms_hfilter(struct pms *dev, short filter) |
1da177e4 | 411 | { |
1ce7981b HV |
412 | if (dev->decoder == PHILIPS2) |
413 | pms_i2c_andor(dev, 0xb8, 0x04, 0x1f, (filter & 7) << 5); | |
414 | else if (dev->decoder == PHILIPS1) | |
415 | pms_i2c_andor(dev, 0x42, 0x24, 0x1f, (filter & 7) << 5); | |
1da177e4 LT |
416 | } |
417 | ||
1ce7981b | 418 | static void pms_vfilter(struct pms *dev, short filter) |
1da177e4 | 419 | { |
1ce7981b HV |
420 | if (dev->decoder == PHILIPS2) |
421 | pms_i2c_andor(dev, 0xb8, 0x08, 0x9f, (filter & 3) << 5); | |
422 | else if (dev->decoder == PHILIPS1) | |
423 | pms_i2c_andor(dev, 0x42, 0x28, 0x9f, (filter & 3) << 5); | |
1da177e4 LT |
424 | } |
425 | ||
1ce7981b | 426 | static void pms_killcolour(struct pms *dev, short colour) |
1da177e4 | 427 | { |
1ce7981b HV |
428 | if (dev->decoder == PHILIPS2) { |
429 | pms_i2c_andor(dev, 0x8a, 0x08, 0x07, (colour & 0x1f) << 3); | |
430 | pms_i2c_andor(dev, 0x8a, 0x09, 0x07, (colour & 0x1f) << 3); | |
431 | } else if (dev->decoder == PHILIPS1) { | |
432 | pms_i2c_andor(dev, 0x42, 0x08, 0x07, (colour & 0x1f) << 3); | |
433 | pms_i2c_andor(dev, 0x42, 0x09, 0x07, (colour & 0x1f) << 3); | |
1da177e4 LT |
434 | } |
435 | } | |
436 | ||
1ce7981b | 437 | static void pms_chromagain(struct pms *dev, short chroma) |
1da177e4 | 438 | { |
1ce7981b HV |
439 | if (dev->decoder == PHILIPS2) |
440 | pms_i2c_write(dev, 0x8a, 0x11, chroma); | |
441 | else if (dev->decoder == PHILIPS1) | |
442 | pms_i2c_write(dev, 0x42, 0x11, chroma); | |
1da177e4 LT |
443 | } |
444 | ||
445 | ||
1ce7981b | 446 | static void pms_spacialcompl(struct pms *dev, short data) |
1da177e4 | 447 | { |
1ce7981b | 448 | mvv_write(dev, 0x3b, data); |
1da177e4 LT |
449 | } |
450 | ||
1ce7981b | 451 | static void pms_spacialcomph(struct pms *dev, short data) |
1da177e4 | 452 | { |
1ce7981b | 453 | mvv_write(dev, 0x3a, data); |
1da177e4 LT |
454 | } |
455 | ||
1ce7981b | 456 | static void pms_vstart(struct pms *dev, short start) |
1da177e4 | 457 | { |
1ce7981b HV |
458 | mvv_write(dev, 0x16, start); |
459 | mvv_write(dev, 0x17, (start >> 8) & 0x01); | |
1da177e4 LT |
460 | } |
461 | ||
462 | #endif | |
463 | ||
1ce7981b | 464 | static void pms_secamcross(struct pms *dev, short cross) |
1da177e4 | 465 | { |
1ce7981b HV |
466 | if (dev->decoder == PHILIPS2) |
467 | pms_i2c_andor(dev, 0x8a, 0x0f, 0xdf, (cross & 1) << 5); | |
468 | else if (dev->decoder == PHILIPS1) | |
469 | pms_i2c_andor(dev, 0x42, 0x0f, 0xdf, (cross & 1) << 5); | |
1da177e4 LT |
470 | } |
471 | ||
472 | ||
1ce7981b | 473 | static void pms_swsense(struct pms *dev, short sense) |
1da177e4 | 474 | { |
1ce7981b HV |
475 | if (dev->decoder == PHILIPS2) { |
476 | pms_i2c_write(dev, 0x8a, 0x0a, sense); | |
477 | pms_i2c_write(dev, 0x8a, 0x0b, sense); | |
478 | } else if (dev->decoder == PHILIPS1) { | |
479 | pms_i2c_write(dev, 0x42, 0x0a, sense); | |
480 | pms_i2c_write(dev, 0x42, 0x0b, sense); | |
1da177e4 LT |
481 | } |
482 | } | |
483 | ||
484 | ||
1ce7981b | 485 | static void pms_framerate(struct pms *dev, short frr) |
1da177e4 | 486 | { |
feba2f81 | 487 | int fps = (dev->std & V4L2_STD_525_60) ? 30 : 25; |
1ce7981b HV |
488 | |
489 | if (frr == 0) | |
1da177e4 | 490 | return; |
1ce7981b HV |
491 | fps = fps/frr; |
492 | mvv_write(dev, 0x14, 0x80 | fps); | |
493 | mvv_write(dev, 0x15, 1); | |
1da177e4 LT |
494 | } |
495 | ||
1ce7981b | 496 | static void pms_vert(struct pms *dev, u8 deciden, u8 decinum) |
1da177e4 | 497 | { |
1ce7981b HV |
498 | mvv_write(dev, 0x1c, deciden); /* Denominator */ |
499 | mvv_write(dev, 0x1d, decinum); /* Numerator */ | |
1da177e4 LT |
500 | } |
501 | ||
502 | /* | |
503 | * Turn 16bit ratios into best small ratio the chipset can grok | |
504 | */ | |
d56410e0 | 505 | |
1ce7981b | 506 | static void pms_vertdeci(struct pms *dev, unsigned short decinum, unsigned short deciden) |
1da177e4 | 507 | { |
1ce7981b HV |
508 | /* Knock it down by / 5 once */ |
509 | if (decinum % 5 == 0) { | |
510 | deciden /= 5; | |
511 | decinum /= 5; | |
1da177e4 LT |
512 | } |
513 | /* | |
514 | * 3's | |
515 | */ | |
1ce7981b HV |
516 | while (decinum % 3 == 0 && deciden % 3 == 0) { |
517 | deciden /= 3; | |
518 | decinum /= 3; | |
1da177e4 LT |
519 | } |
520 | /* | |
521 | * 2's | |
522 | */ | |
1ce7981b HV |
523 | while (decinum % 2 == 0 && deciden % 2 == 0) { |
524 | decinum /= 2; | |
525 | deciden /= 2; | |
1da177e4 LT |
526 | } |
527 | /* | |
528 | * Fudgyify | |
529 | */ | |
1ce7981b HV |
530 | while (deciden > 32) { |
531 | deciden /= 2; | |
532 | decinum = (decinum + 1) / 2; | |
1da177e4 | 533 | } |
1ce7981b | 534 | if (deciden == 32) |
1da177e4 | 535 | deciden--; |
1ce7981b | 536 | pms_vert(dev, deciden, decinum); |
1da177e4 LT |
537 | } |
538 | ||
1ce7981b | 539 | static void pms_horzdeci(struct pms *dev, short decinum, short deciden) |
1da177e4 | 540 | { |
1ce7981b HV |
541 | if (decinum <= 512) { |
542 | if (decinum % 5 == 0) { | |
543 | decinum /= 5; | |
544 | deciden /= 5; | |
1da177e4 | 545 | } |
1ce7981b HV |
546 | } else { |
547 | decinum = 512; | |
548 | deciden = 640; /* 768 would be ideal */ | |
1da177e4 | 549 | } |
d56410e0 | 550 | |
1ce7981b HV |
551 | while (((decinum | deciden) & 1) == 0) { |
552 | decinum >>= 1; | |
553 | deciden >>= 1; | |
1da177e4 | 554 | } |
1ce7981b HV |
555 | while (deciden > 32) { |
556 | deciden >>= 1; | |
557 | decinum = (decinum + 1) >> 1; | |
1da177e4 | 558 | } |
1ce7981b | 559 | if (deciden == 32) |
1da177e4 | 560 | deciden--; |
d56410e0 | 561 | |
1ce7981b HV |
562 | mvv_write(dev, 0x24, 0x80 | deciden); |
563 | mvv_write(dev, 0x25, decinum); | |
1da177e4 LT |
564 | } |
565 | ||
1ce7981b | 566 | static void pms_resolution(struct pms *dev, short width, short height) |
1da177e4 LT |
567 | { |
568 | int fg_height; | |
d56410e0 | 569 | |
1ce7981b HV |
570 | fg_height = height; |
571 | if (fg_height > 280) | |
572 | fg_height = 280; | |
d56410e0 | 573 | |
1ce7981b HV |
574 | mvv_write(dev, 0x18, fg_height); |
575 | mvv_write(dev, 0x19, fg_height >> 8); | |
d56410e0 | 576 | |
feba2f81 | 577 | if (dev->std & V4L2_STD_525_60) { |
1ce7981b HV |
578 | mvv_write(dev, 0x1a, 0xfc); |
579 | mvv_write(dev, 0x1b, 0x00); | |
580 | if (height > fg_height) | |
581 | pms_vertdeci(dev, 240, 240); | |
1da177e4 | 582 | else |
1ce7981b HV |
583 | pms_vertdeci(dev, fg_height, 240); |
584 | } else { | |
585 | mvv_write(dev, 0x1a, 0x1a); | |
586 | mvv_write(dev, 0x1b, 0x01); | |
587 | if (fg_height > 256) | |
588 | pms_vertdeci(dev, 270, 270); | |
1da177e4 | 589 | else |
1ce7981b | 590 | pms_vertdeci(dev, fg_height, 270); |
1da177e4 | 591 | } |
1ce7981b HV |
592 | mvv_write(dev, 0x12, 0); |
593 | mvv_write(dev, 0x13, MVVMEMORYWIDTH); | |
594 | mvv_write(dev, 0x42, 0x00); | |
595 | mvv_write(dev, 0x43, 0x00); | |
596 | mvv_write(dev, 0x44, MVVMEMORYWIDTH); | |
d56410e0 | 597 | |
1ce7981b HV |
598 | mvv_write(dev, 0x22, width + 8); |
599 | mvv_write(dev, 0x23, (width + 8) >> 8); | |
1da177e4 | 600 | |
feba2f81 | 601 | if (dev->std & V4L2_STD_525_60) |
1ce7981b | 602 | pms_horzdeci(dev, width, 640); |
1da177e4 | 603 | else |
1ce7981b | 604 | pms_horzdeci(dev, width + 8, 768); |
1da177e4 | 605 | |
1ce7981b HV |
606 | mvv_write(dev, 0x30, mvv_read(dev, 0x30) & 0xfe); |
607 | mvv_write(dev, 0x08, mvv_read(dev, 0x08) | 0x01); | |
608 | mvv_write(dev, 0x01, mvv_read(dev, 0x01) & 0xfd); | |
609 | mvv_write(dev, 0x32, 0x00); | |
610 | mvv_write(dev, 0x33, MVVMEMORYWIDTH); | |
1da177e4 LT |
611 | } |
612 | ||
613 | ||
614 | /* | |
615 | * Set Input | |
616 | */ | |
d56410e0 | 617 | |
1ce7981b | 618 | static void pms_vcrinput(struct pms *dev, short input) |
1da177e4 | 619 | { |
1ce7981b HV |
620 | if (dev->decoder == PHILIPS2) |
621 | pms_i2c_andor(dev, 0x8a, 0x0d, 0x7f, (input & 1) << 7); | |
622 | else if (dev->decoder == PHILIPS1) | |
623 | pms_i2c_andor(dev, 0x42, 0x0d, 0x7f, (input & 1) << 7); | |
1da177e4 LT |
624 | } |
625 | ||
626 | ||
1ce7981b | 627 | static int pms_capture(struct pms *dev, char __user *buf, int rgb555, int count) |
1da177e4 LT |
628 | { |
629 | int y; | |
1ce7981b HV |
630 | int dw = 2 * dev->width; |
631 | char tmp[dw + 32]; /* using a temp buffer is faster than direct */ | |
1da177e4 | 632 | int cnt = 0; |
1ce7981b | 633 | int len = 0; |
1da177e4 LT |
634 | unsigned char r8 = 0x5; /* value for reg8 */ |
635 | ||
636 | if (rgb555) | |
637 | r8 |= 0x20; /* else use untranslated rgb = 565 */ | |
1ce7981b | 638 | mvv_write(dev, 0x08, r8); /* capture rgb555/565, init DRAM, PC enable */ |
1da177e4 LT |
639 | |
640 | /* printf("%d %d %d %d %d %x %x\n",width,height,voff,nom,den,mvv_buf); */ | |
d56410e0 | 641 | |
1ce7981b HV |
642 | for (y = 0; y < dev->height; y++) { |
643 | writeb(0, dev->mem); /* synchronisiert neue Zeile */ | |
d56410e0 | 644 | |
1da177e4 LT |
645 | /* |
646 | * This is in truth a fifo, be very careful as if you | |
647 | * forgot this odd things will occur 8) | |
648 | */ | |
d56410e0 | 649 | |
1ce7981b | 650 | memcpy_fromio(tmp, dev->mem, dw + 32); /* discard 16 word */ |
1da177e4 | 651 | cnt -= dev->height; |
1ce7981b | 652 | while (cnt <= 0) { |
1da177e4 LT |
653 | /* |
654 | * Don't copy too far | |
655 | */ | |
1ce7981b HV |
656 | int dt = dw; |
657 | if (dt + len > count) | |
658 | dt = count - len; | |
1da177e4 | 659 | cnt += dev->height; |
1ce7981b | 660 | if (copy_to_user(buf, tmp + 32, dt)) |
1da177e4 | 661 | return len ? len : -EFAULT; |
d56410e0 | 662 | buf += dt; |
1da177e4 LT |
663 | len += dt; |
664 | } | |
665 | } | |
666 | return len; | |
667 | } | |
668 | ||
669 | ||
670 | /* | |
671 | * Video4linux interfacing | |
672 | */ | |
673 | ||
feba2f81 HV |
674 | static int pms_querycap(struct file *file, void *priv, |
675 | struct v4l2_capability *vcap) | |
1da177e4 | 676 | { |
1ce7981b HV |
677 | struct pms *dev = video_drvdata(file); |
678 | ||
feba2f81 HV |
679 | strlcpy(vcap->driver, dev->v4l2_dev.name, sizeof(vcap->driver)); |
680 | strlcpy(vcap->card, "Mediavision PMS", sizeof(vcap->card)); | |
681 | strlcpy(vcap->bus_info, "ISA", sizeof(vcap->bus_info)); | |
682 | vcap->version = KERNEL_VERSION(0, 0, 3); | |
683 | vcap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; | |
684 | return 0; | |
685 | } | |
1ce7981b | 686 | |
feba2f81 HV |
687 | static int pms_enum_input(struct file *file, void *fh, struct v4l2_input *vin) |
688 | { | |
689 | static const char *inputs[4] = { | |
690 | "Composite", | |
691 | "S-Video", | |
692 | "Composite (VCR)", | |
693 | "S-Video (VCR)" | |
694 | }; | |
1ce7981b | 695 | |
feba2f81 HV |
696 | if (vin->index > 3) |
697 | return -EINVAL; | |
698 | strlcpy(vin->name, inputs[vin->index], sizeof(vin->name)); | |
699 | vin->type = V4L2_INPUT_TYPE_CAMERA; | |
700 | vin->audioset = 0; | |
701 | vin->tuner = 0; | |
702 | vin->std = V4L2_STD_ALL; | |
703 | vin->status = 0; | |
704 | return 0; | |
705 | } | |
1ce7981b | 706 | |
feba2f81 HV |
707 | static int pms_g_input(struct file *file, void *fh, unsigned int *inp) |
708 | { | |
709 | struct pms *dev = video_drvdata(file); | |
1ce7981b | 710 | |
feba2f81 HV |
711 | *inp = dev->input; |
712 | return 0; | |
713 | } | |
714 | ||
715 | static int pms_s_input(struct file *file, void *fh, unsigned int inp) | |
716 | { | |
717 | struct pms *dev = video_drvdata(file); | |
718 | ||
719 | if (inp > 3) | |
720 | return -EINVAL; | |
721 | ||
722 | mutex_lock(&dev->lock); | |
723 | dev->input = inp; | |
724 | pms_videosource(dev, inp & 1); | |
725 | pms_vcrinput(dev, inp >> 1); | |
726 | mutex_unlock(&dev->lock); | |
727 | return 0; | |
728 | } | |
729 | ||
730 | static int pms_g_std(struct file *file, void *fh, v4l2_std_id *std) | |
731 | { | |
732 | struct pms *dev = video_drvdata(file); | |
733 | ||
734 | *std = dev->std; | |
735 | return 0; | |
736 | } | |
737 | ||
738 | static int pms_s_std(struct file *file, void *fh, v4l2_std_id *std) | |
739 | { | |
740 | struct pms *dev = video_drvdata(file); | |
741 | int ret = 0; | |
742 | ||
743 | dev->std = *std; | |
744 | mutex_lock(&dev->lock); | |
745 | if (dev->std & V4L2_STD_NTSC) { | |
746 | pms_framerate(dev, 30); | |
747 | pms_secamcross(dev, 0); | |
748 | pms_format(dev, 1); | |
749 | } else if (dev->std & V4L2_STD_PAL) { | |
750 | pms_framerate(dev, 25); | |
751 | pms_secamcross(dev, 0); | |
752 | pms_format(dev, 2); | |
753 | } else if (dev->std & V4L2_STD_SECAM) { | |
754 | pms_framerate(dev, 25); | |
755 | pms_secamcross(dev, 1); | |
756 | pms_format(dev, 2); | |
757 | } else { | |
758 | ret = -EINVAL; | |
1ce7981b | 759 | } |
feba2f81 HV |
760 | /* |
761 | switch (v->mode) { | |
762 | case VIDEO_MODE_AUTO: | |
763 | pms_framerate(dev, 25); | |
764 | pms_secamcross(dev, 0); | |
765 | pms_format(dev, 0); | |
766 | break; | |
767 | }*/ | |
768 | mutex_unlock(&dev->lock); | |
769 | return 0; | |
770 | } | |
771 | ||
772 | static int pms_queryctrl(struct file *file, void *priv, | |
773 | struct v4l2_queryctrl *qc) | |
774 | { | |
775 | switch (qc->id) { | |
776 | case V4L2_CID_BRIGHTNESS: | |
777 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 139); | |
778 | case V4L2_CID_CONTRAST: | |
779 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 70); | |
780 | case V4L2_CID_SATURATION: | |
781 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 64); | |
782 | case V4L2_CID_HUE: | |
783 | return v4l2_ctrl_query_fill(qc, 0, 255, 1, 0); | |
1ce7981b | 784 | } |
feba2f81 HV |
785 | return -EINVAL; |
786 | } | |
1ce7981b | 787 | |
feba2f81 HV |
788 | static int pms_g_ctrl(struct file *file, void *priv, |
789 | struct v4l2_control *ctrl) | |
790 | { | |
791 | struct pms *dev = video_drvdata(file); | |
792 | int ret = 0; | |
793 | ||
794 | switch (ctrl->id) { | |
795 | case V4L2_CID_BRIGHTNESS: | |
796 | ctrl->value = dev->brightness; | |
797 | break; | |
798 | case V4L2_CID_CONTRAST: | |
799 | ctrl->value = dev->contrast; | |
800 | break; | |
801 | case V4L2_CID_SATURATION: | |
802 | ctrl->value = dev->saturation; | |
803 | break; | |
804 | case V4L2_CID_HUE: | |
805 | ctrl->value = dev->hue; | |
806 | break; | |
807 | default: | |
808 | ret = -EINVAL; | |
809 | break; | |
1ce7981b | 810 | } |
feba2f81 HV |
811 | return ret; |
812 | } | |
813 | ||
814 | static int pms_s_ctrl(struct file *file, void *priv, | |
815 | struct v4l2_control *ctrl) | |
816 | { | |
817 | struct pms *dev = video_drvdata(file); | |
818 | int ret = 0; | |
819 | ||
820 | mutex_lock(&dev->lock); | |
821 | switch (ctrl->id) { | |
822 | case V4L2_CID_BRIGHTNESS: | |
823 | dev->brightness = ctrl->value; | |
824 | pms_brightness(dev, dev->brightness); | |
825 | break; | |
826 | case V4L2_CID_CONTRAST: | |
827 | dev->contrast = ctrl->value; | |
828 | pms_contrast(dev, dev->contrast); | |
829 | break; | |
830 | case V4L2_CID_SATURATION: | |
831 | dev->saturation = ctrl->value; | |
832 | pms_saturation(dev, dev->saturation); | |
833 | break; | |
834 | case V4L2_CID_HUE: | |
835 | dev->hue = ctrl->value; | |
836 | pms_hue(dev, dev->hue); | |
837 | break; | |
1ce7981b | 838 | default: |
feba2f81 HV |
839 | ret = -EINVAL; |
840 | break; | |
1da177e4 | 841 | } |
feba2f81 HV |
842 | mutex_unlock(&dev->lock); |
843 | return ret; | |
844 | } | |
845 | ||
846 | static int pms_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | |
847 | { | |
848 | struct pms *dev = video_drvdata(file); | |
849 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | |
850 | ||
851 | pix->width = dev->width; | |
852 | pix->height = dev->height; | |
853 | pix->pixelformat = dev->width == 15 ? | |
854 | V4L2_PIX_FMT_RGB555 : V4L2_PIX_FMT_RGB565; | |
855 | pix->field = V4L2_FIELD_NONE; | |
856 | pix->bytesperline = 2 * dev->width; | |
857 | pix->sizeimage = 2 * dev->width * dev->height; | |
858 | /* Just a guess */ | |
859 | pix->colorspace = V4L2_COLORSPACE_SRGB; | |
860 | return 0; | |
861 | } | |
862 | ||
863 | static int pms_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | |
864 | { | |
865 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | |
866 | ||
867 | if (pix->height < 16 || pix->height > 480) | |
868 | return -EINVAL; | |
869 | if (pix->width < 16 || pix->width > 640) | |
870 | return -EINVAL; | |
871 | if (pix->pixelformat != V4L2_PIX_FMT_RGB555 && | |
872 | pix->pixelformat != V4L2_PIX_FMT_RGB565) | |
873 | return -EINVAL; | |
874 | pix->field = V4L2_FIELD_NONE; | |
875 | pix->bytesperline = 2 * pix->width; | |
876 | pix->sizeimage = 2 * pix->width * pix->height; | |
877 | /* Just a guess */ | |
878 | pix->colorspace = V4L2_COLORSPACE_SRGB; | |
1da177e4 LT |
879 | return 0; |
880 | } | |
881 | ||
feba2f81 | 882 | static int pms_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) |
1da177e4 | 883 | { |
feba2f81 HV |
884 | struct pms *dev = video_drvdata(file); |
885 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | |
886 | int ret = pms_try_fmt_vid_cap(file, fh, fmt); | |
887 | ||
888 | if (ret) | |
889 | return ret; | |
890 | mutex_lock(&dev->lock); | |
891 | dev->width = pix->width; | |
892 | dev->height = pix->height; | |
893 | dev->depth = (pix->pixelformat == V4L2_PIX_FMT_RGB555) ? 15 : 16; | |
894 | pms_resolution(dev, dev->width, dev->height); | |
895 | /* Ok we figured out what to use from our wide choice */ | |
896 | mutex_unlock(&dev->lock); | |
897 | return 0; | |
898 | } | |
899 | ||
900 | static int pms_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt) | |
901 | { | |
902 | static struct v4l2_fmtdesc formats[] = { | |
903 | { 0, 0, 0, | |
904 | "RGB 5:5:5", V4L2_PIX_FMT_RGB555, | |
905 | { 0, 0, 0, 0 } | |
906 | }, | |
907 | { 0, 0, 0, | |
908 | "RGB 5:6:5", V4L2_PIX_FMT_RGB565, | |
909 | { 0, 0, 0, 0 } | |
910 | }, | |
911 | }; | |
912 | enum v4l2_buf_type type = fmt->type; | |
913 | ||
914 | if (fmt->index > 1) | |
915 | return -EINVAL; | |
916 | ||
917 | *fmt = formats[fmt->index]; | |
918 | fmt->type = type; | |
919 | return 0; | |
1da177e4 LT |
920 | } |
921 | ||
922 | static ssize_t pms_read(struct file *file, char __user *buf, | |
923 | size_t count, loff_t *ppos) | |
924 | { | |
1ce7981b | 925 | struct pms *dev = video_drvdata(file); |
1da177e4 | 926 | int len; |
d56410e0 | 927 | |
1ce7981b | 928 | mutex_lock(&dev->lock); |
feba2f81 | 929 | len = pms_capture(dev, buf, (dev->depth == 15), count); |
1ce7981b | 930 | mutex_unlock(&dev->lock); |
1da177e4 LT |
931 | return len; |
932 | } | |
933 | ||
bec43661 | 934 | static int pms_exclusive_open(struct file *file) |
7d43cd53 | 935 | { |
1ce7981b | 936 | struct pms *dev = video_drvdata(file); |
7d43cd53 | 937 | |
1ce7981b | 938 | return test_and_set_bit(0, &dev->in_use) ? -EBUSY : 0; |
7d43cd53 HV |
939 | } |
940 | ||
bec43661 | 941 | static int pms_exclusive_release(struct file *file) |
7d43cd53 | 942 | { |
1ce7981b | 943 | struct pms *dev = video_drvdata(file); |
7d43cd53 | 944 | |
1ce7981b | 945 | clear_bit(0, &dev->in_use); |
7d43cd53 HV |
946 | return 0; |
947 | } | |
948 | ||
bec43661 | 949 | static const struct v4l2_file_operations pms_fops = { |
1da177e4 | 950 | .owner = THIS_MODULE, |
7d43cd53 HV |
951 | .open = pms_exclusive_open, |
952 | .release = pms_exclusive_release, | |
feba2f81 | 953 | .ioctl = video_ioctl2, |
1da177e4 | 954 | .read = pms_read, |
1da177e4 LT |
955 | }; |
956 | ||
feba2f81 HV |
957 | static const struct v4l2_ioctl_ops pms_ioctl_ops = { |
958 | .vidioc_querycap = pms_querycap, | |
959 | .vidioc_g_input = pms_g_input, | |
960 | .vidioc_s_input = pms_s_input, | |
961 | .vidioc_enum_input = pms_enum_input, | |
962 | .vidioc_g_std = pms_g_std, | |
963 | .vidioc_s_std = pms_s_std, | |
964 | .vidioc_queryctrl = pms_queryctrl, | |
965 | .vidioc_g_ctrl = pms_g_ctrl, | |
966 | .vidioc_s_ctrl = pms_s_ctrl, | |
967 | .vidioc_enum_fmt_vid_cap = pms_enum_fmt_vid_cap, | |
968 | .vidioc_g_fmt_vid_cap = pms_g_fmt_vid_cap, | |
969 | .vidioc_s_fmt_vid_cap = pms_s_fmt_vid_cap, | |
970 | .vidioc_try_fmt_vid_cap = pms_try_fmt_vid_cap, | |
971 | }; | |
1da177e4 LT |
972 | |
973 | /* | |
974 | * Probe for and initialise the Mediavision PMS | |
975 | */ | |
d56410e0 | 976 | |
1ce7981b | 977 | static int init_mediavision(struct pms *dev) |
1da177e4 LT |
978 | { |
979 | int id; | |
980 | int idec, decst; | |
981 | int i; | |
1ce7981b HV |
982 | static const unsigned char i2c_defs[] = { |
983 | 0x4c, 0x30, 0x00, 0xe8, | |
984 | 0xb6, 0xe2, 0x00, 0x00, | |
985 | 0xff, 0xff, 0x00, 0x00, | |
986 | 0x00, 0x00, 0x78, 0x98, | |
987 | 0x00, 0x00, 0x00, 0x00, | |
988 | 0x34, 0x0a, 0xf4, 0xce, | |
989 | 0xe4 | |
1da177e4 LT |
990 | }; |
991 | ||
1ce7981b HV |
992 | dev->mem = ioremap(mem_base, 0x800); |
993 | if (!dev->mem) | |
1da177e4 | 994 | return -ENOMEM; |
d56410e0 | 995 | |
1ce7981b HV |
996 | if (!request_region(0x9a01, 1, "Mediavision PMS config")) { |
997 | printk(KERN_WARNING "mediavision: unable to detect: 0x9a01 in use.\n"); | |
998 | iounmap(dev->mem); | |
1da177e4 LT |
999 | return -EBUSY; |
1000 | } | |
1ce7981b HV |
1001 | if (!request_region(dev->io, 3, "Mediavision PMS")) { |
1002 | printk(KERN_WARNING "mediavision: I/O port %d in use.\n", dev->io); | |
1003 | release_region(0x9a01, 1); | |
1004 | iounmap(dev->mem); | |
1da177e4 LT |
1005 | return -EBUSY; |
1006 | } | |
1ce7981b HV |
1007 | outb(0xb8, 0x9a01); /* Unlock */ |
1008 | outb(dev->io >> 4, 0x9a01); /* Set IO port */ | |
d56410e0 MCC |
1009 | |
1010 | ||
1ce7981b HV |
1011 | id = mvv_read(dev, 3); |
1012 | decst = pms_i2c_stat(dev, 0x43); | |
d56410e0 | 1013 | |
1ce7981b HV |
1014 | if (decst != -1) |
1015 | idec = 2; | |
1016 | else if (pms_i2c_stat(dev, 0xb9) != -1) | |
1017 | idec = 3; | |
1018 | else if (pms_i2c_stat(dev, 0x8b) != -1) | |
1019 | idec = 1; | |
d56410e0 | 1020 | else |
1ce7981b | 1021 | idec = 0; |
1da177e4 LT |
1022 | |
1023 | printk(KERN_INFO "PMS type is %d\n", idec); | |
1ce7981b HV |
1024 | if (idec == 0) { |
1025 | release_region(dev->io, 3); | |
1026 | release_region(0x9a01, 1); | |
1027 | iounmap(dev->mem); | |
1da177e4 LT |
1028 | return -ENODEV; |
1029 | } | |
1030 | ||
1031 | /* | |
1032 | * Ok we have a PMS of some sort | |
1033 | */ | |
d56410e0 | 1034 | |
1ce7981b | 1035 | mvv_write(dev, 0x04, mem_base >> 12); /* Set the memory area */ |
d56410e0 | 1036 | |
1da177e4 | 1037 | /* Ok now load the defaults */ |
d56410e0 | 1038 | |
1ce7981b HV |
1039 | for (i = 0; i < 0x19; i++) { |
1040 | if (i2c_defs[i] == 0xff) | |
1041 | pms_i2c_andor(dev, 0x8a, i, 0x07, 0x00); | |
1da177e4 | 1042 | else |
1ce7981b | 1043 | pms_i2c_write(dev, 0x8a, i, i2c_defs[i]); |
1da177e4 | 1044 | } |
d56410e0 | 1045 | |
1ce7981b HV |
1046 | pms_i2c_write(dev, 0xb8, 0x00, 0x12); |
1047 | pms_i2c_write(dev, 0xb8, 0x04, 0x00); | |
1048 | pms_i2c_write(dev, 0xb8, 0x07, 0x00); | |
1049 | pms_i2c_write(dev, 0xb8, 0x08, 0x00); | |
1050 | pms_i2c_write(dev, 0xb8, 0x09, 0xff); | |
1051 | pms_i2c_write(dev, 0xb8, 0x0a, 0x00); | |
1052 | pms_i2c_write(dev, 0xb8, 0x0b, 0x10); | |
1053 | pms_i2c_write(dev, 0xb8, 0x10, 0x03); | |
1054 | ||
1055 | mvv_write(dev, 0x01, 0x00); | |
1056 | mvv_write(dev, 0x05, 0xa0); | |
1057 | mvv_write(dev, 0x08, 0x25); | |
1058 | mvv_write(dev, 0x09, 0x00); | |
1059 | mvv_write(dev, 0x0a, 0x20 | MVVMEMORYWIDTH); | |
1060 | ||
1061 | mvv_write(dev, 0x10, 0x02); | |
1062 | mvv_write(dev, 0x1e, 0x0c); | |
1063 | mvv_write(dev, 0x1f, 0x03); | |
1064 | mvv_write(dev, 0x26, 0x06); | |
1065 | ||
1066 | mvv_write(dev, 0x2b, 0x00); | |
1067 | mvv_write(dev, 0x2c, 0x20); | |
1068 | mvv_write(dev, 0x2d, 0x00); | |
1069 | mvv_write(dev, 0x2f, 0x70); | |
1070 | mvv_write(dev, 0x32, 0x00); | |
1071 | mvv_write(dev, 0x33, MVVMEMORYWIDTH); | |
1072 | mvv_write(dev, 0x34, 0x00); | |
1073 | mvv_write(dev, 0x35, 0x00); | |
1074 | mvv_write(dev, 0x3a, 0x80); | |
1075 | mvv_write(dev, 0x3b, 0x10); | |
1076 | mvv_write(dev, 0x20, 0x00); | |
1077 | mvv_write(dev, 0x21, 0x00); | |
1078 | mvv_write(dev, 0x30, 0x22); | |
1da177e4 LT |
1079 | return 0; |
1080 | } | |
1081 | ||
1082 | /* | |
1083 | * Initialization and module stuff | |
1084 | */ | |
d56410e0 | 1085 | |
b54ff939 RH |
1086 | #ifndef MODULE |
1087 | static int enable; | |
1088 | module_param(enable, int, 0); | |
1089 | #endif | |
1090 | ||
1ce7981b | 1091 | static int __init pms_init(void) |
1da177e4 | 1092 | { |
1ce7981b HV |
1093 | struct pms *dev = &pms_card; |
1094 | struct v4l2_device *v4l2_dev = &dev->v4l2_dev; | |
1095 | int res; | |
1096 | ||
1097 | strlcpy(v4l2_dev->name, "pms", sizeof(v4l2_dev->name)); | |
1098 | ||
1099 | v4l2_info(v4l2_dev, "Mediavision Pro Movie Studio driver 0.03\n"); | |
d56410e0 | 1100 | |
b54ff939 RH |
1101 | #ifndef MODULE |
1102 | if (!enable) { | |
1ce7981b HV |
1103 | v4l2_err(v4l2_dev, |
1104 | "PMS: not enabled, use pms.enable=1 to probe\n"); | |
b54ff939 RH |
1105 | return -ENODEV; |
1106 | } | |
1107 | #endif | |
1108 | ||
1ce7981b HV |
1109 | dev->decoder = PHILIPS2; |
1110 | dev->io = io_port; | |
1111 | dev->data = io_port + 1; | |
d56410e0 | 1112 | |
1ce7981b HV |
1113 | if (init_mediavision(dev)) { |
1114 | v4l2_err(v4l2_dev, "Board not found.\n"); | |
1da177e4 LT |
1115 | return -ENODEV; |
1116 | } | |
1da177e4 | 1117 | |
1ce7981b HV |
1118 | res = v4l2_device_register(NULL, v4l2_dev); |
1119 | if (res < 0) { | |
1120 | v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); | |
1121 | return res; | |
1122 | } | |
1da177e4 | 1123 | |
1ce7981b HV |
1124 | strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); |
1125 | dev->vdev.v4l2_dev = v4l2_dev; | |
1126 | dev->vdev.fops = &pms_fops; | |
feba2f81 | 1127 | dev->vdev.ioctl_ops = &pms_ioctl_ops; |
1ce7981b HV |
1128 | dev->vdev.release = video_device_release_empty; |
1129 | video_set_drvdata(&dev->vdev, dev); | |
1130 | mutex_init(&dev->lock); | |
feba2f81 | 1131 | dev->std = V4L2_STD_NTSC_M; |
1ce7981b HV |
1132 | dev->height = 240; |
1133 | dev->width = 320; | |
feba2f81 HV |
1134 | dev->depth = 15; |
1135 | dev->brightness = 139; | |
1136 | dev->contrast = 70; | |
1137 | dev->hue = 0; | |
1138 | dev->saturation = 64; | |
1ce7981b HV |
1139 | pms_swsense(dev, 75); |
1140 | pms_resolution(dev, 320, 240); | |
1141 | pms_videosource(dev, 0); | |
1142 | pms_vcrinput(dev, 0); | |
1143 | if (video_register_device(&dev->vdev, VFL_TYPE_GRABBER, video_nr) < 0) { | |
1144 | v4l2_device_unregister(&dev->v4l2_dev); | |
1145 | release_region(dev->io, 3); | |
1146 | release_region(0x9a01, 1); | |
1147 | iounmap(dev->mem); | |
1148 | return -EINVAL; | |
1149 | } | |
1150 | return 0; | |
1da177e4 LT |
1151 | } |
1152 | ||
1ce7981b | 1153 | static void __exit pms_exit(void) |
1da177e4 | 1154 | { |
1ce7981b | 1155 | struct pms *dev = &pms_card; |
1da177e4 | 1156 | |
1ce7981b HV |
1157 | video_unregister_device(&dev->vdev); |
1158 | release_region(dev->io, 3); | |
1159 | release_region(0x9a01, 1); | |
1160 | iounmap(dev->mem); | |
1161 | } | |
1da177e4 | 1162 | |
1ce7981b HV |
1163 | module_init(pms_init); |
1164 | module_exit(pms_exit); |