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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 | 28 | #include <linux/mm.h> |
4d146ad7 | 29 | #include <linux/slab.h> |
1da177e4 LT |
30 | #include <linux/ioport.h> |
31 | #include <linux/init.h> | |
feba2f81 | 32 | #include <linux/mutex.h> |
262ab9ac | 33 | #include <linux/uaccess.h> |
4b25524c | 34 | #include <linux/isa.h> |
1da177e4 | 35 | #include <asm/io.h> |
feba2f81 HV |
36 | |
37 | #include <linux/videodev2.h> | |
5e87efa3 | 38 | #include <media/v4l2-common.h> |
35ea11ff | 39 | #include <media/v4l2-ioctl.h> |
4b25524c HV |
40 | #include <media/v4l2-ctrls.h> |
41 | #include <media/v4l2-fh.h> | |
42 | #include <media/v4l2-event.h> | |
1ce7981b | 43 | #include <media/v4l2-device.h> |
1da177e4 | 44 | |
1ce7981b | 45 | MODULE_LICENSE("GPL"); |
4b25524c | 46 | MODULE_VERSION("0.0.5"); |
1da177e4 LT |
47 | |
48 | #define MOTOROLA 1 | |
feba2f81 | 49 | #define PHILIPS2 2 /* SAA7191 */ |
1da177e4 LT |
50 | #define PHILIPS1 3 |
51 | #define MVVMEMORYWIDTH 0x40 /* 512 bytes */ | |
52 | ||
1ce7981b | 53 | struct i2c_info { |
1da177e4 LT |
54 | u8 slave; |
55 | u8 sub; | |
56 | u8 data; | |
57 | u8 hits; | |
58 | }; | |
59 | ||
1ce7981b HV |
60 | struct pms { |
61 | struct v4l2_device v4l2_dev; | |
62 | struct video_device vdev; | |
4b25524c | 63 | struct v4l2_ctrl_handler hdl; |
1ce7981b HV |
64 | int height; |
65 | int width; | |
feba2f81 HV |
66 | int depth; |
67 | int input; | |
1ce7981b HV |
68 | struct mutex lock; |
69 | int i2c_count; | |
70 | struct i2c_info i2cinfo[64]; | |
71 | ||
72 | int decoder; | |
73 | int standard; /* 0 - auto 1 - ntsc 2 - pal 3 - secam */ | |
feba2f81 | 74 | v4l2_std_id std; |
1ce7981b HV |
75 | int io; |
76 | int data; | |
77 | void __iomem *mem; | |
78 | }; | |
1da177e4 | 79 | |
1da177e4 LT |
80 | /* |
81 | * I/O ports and Shared Memory | |
82 | */ | |
d56410e0 | 83 | |
1ce7981b HV |
84 | static int io_port = 0x250; |
85 | module_param(io_port, int, 0); | |
86 | ||
87 | static int mem_base = 0xc8000; | |
88 | module_param(mem_base, int, 0); | |
1da177e4 | 89 | |
1ce7981b HV |
90 | static int video_nr = -1; |
91 | module_param(video_nr, int, 0); | |
d56410e0 | 92 | |
1da177e4 | 93 | |
1ce7981b | 94 | static inline void mvv_write(struct pms *dev, u8 index, u8 value) |
1da177e4 | 95 | { |
1ce7981b | 96 | outw(index | (value << 8), dev->io); |
1da177e4 LT |
97 | } |
98 | ||
1ce7981b | 99 | static inline u8 mvv_read(struct pms *dev, u8 index) |
1da177e4 | 100 | { |
1ce7981b HV |
101 | outb(index, dev->io); |
102 | return inb(dev->data); | |
1da177e4 LT |
103 | } |
104 | ||
1ce7981b | 105 | static int pms_i2c_stat(struct pms *dev, u8 slave) |
1da177e4 | 106 | { |
1ce7981b | 107 | int counter = 0; |
1da177e4 | 108 | int i; |
d56410e0 | 109 | |
1ce7981b | 110 | outb(0x28, dev->io); |
d56410e0 | 111 | |
1ce7981b HV |
112 | while ((inb(dev->data) & 0x01) == 0) |
113 | if (counter++ == 256) | |
1da177e4 LT |
114 | break; |
115 | ||
1ce7981b HV |
116 | while ((inb(dev->data) & 0x01) != 0) |
117 | if (counter++ == 256) | |
1da177e4 | 118 | break; |
d56410e0 | 119 | |
1ce7981b | 120 | outb(slave, dev->io); |
d56410e0 | 121 | |
1ce7981b HV |
122 | counter = 0; |
123 | while ((inb(dev->data) & 0x01) == 0) | |
124 | if (counter++ == 256) | |
1da177e4 LT |
125 | break; |
126 | ||
1ce7981b HV |
127 | while ((inb(dev->data) & 0x01) != 0) |
128 | if (counter++ == 256) | |
1da177e4 | 129 | break; |
d56410e0 | 130 | |
1ce7981b HV |
131 | for (i = 0; i < 12; i++) { |
132 | char st = inb(dev->data); | |
133 | ||
134 | if ((st & 2) != 0) | |
1da177e4 | 135 | return -1; |
1ce7981b | 136 | if ((st & 1) == 0) |
1da177e4 LT |
137 | break; |
138 | } | |
1ce7981b HV |
139 | outb(0x29, dev->io); |
140 | return inb(dev->data); | |
1da177e4 LT |
141 | } |
142 | ||
1ce7981b | 143 | static int pms_i2c_write(struct pms *dev, u16 slave, u16 sub, u16 data) |
1da177e4 | 144 | { |
1ce7981b | 145 | int skip = 0; |
1da177e4 LT |
146 | int count; |
147 | int i; | |
d56410e0 | 148 | |
1ce7981b HV |
149 | for (i = 0; i < dev->i2c_count; i++) { |
150 | if ((dev->i2cinfo[i].slave == slave) && | |
151 | (dev->i2cinfo[i].sub == sub)) { | |
152 | if (dev->i2cinfo[i].data == data) | |
153 | skip = 1; | |
154 | dev->i2cinfo[i].data = data; | |
155 | i = dev->i2c_count + 1; | |
1da177e4 LT |
156 | } |
157 | } | |
d56410e0 | 158 | |
1ce7981b HV |
159 | if (i == dev->i2c_count && dev->i2c_count < 64) { |
160 | dev->i2cinfo[dev->i2c_count].slave = slave; | |
161 | dev->i2cinfo[dev->i2c_count].sub = sub; | |
162 | dev->i2cinfo[dev->i2c_count].data = data; | |
163 | dev->i2c_count++; | |
1da177e4 | 164 | } |
d56410e0 | 165 | |
1ce7981b | 166 | if (skip) |
1da177e4 | 167 | return 0; |
d56410e0 | 168 | |
1ce7981b HV |
169 | mvv_write(dev, 0x29, sub); |
170 | mvv_write(dev, 0x2A, data); | |
171 | mvv_write(dev, 0x28, slave); | |
d56410e0 | 172 | |
1ce7981b | 173 | outb(0x28, dev->io); |
d56410e0 | 174 | |
1ce7981b HV |
175 | count = 0; |
176 | while ((inb(dev->data) & 1) == 0) | |
177 | if (count > 255) | |
1da177e4 | 178 | break; |
1ce7981b HV |
179 | while ((inb(dev->data) & 1) != 0) |
180 | if (count > 255) | |
1da177e4 | 181 | break; |
d56410e0 | 182 | |
1ce7981b | 183 | count = inb(dev->data); |
d56410e0 | 184 | |
1ce7981b | 185 | if (count & 2) |
1da177e4 LT |
186 | return -1; |
187 | return count; | |
188 | } | |
189 | ||
1ce7981b | 190 | static int pms_i2c_read(struct pms *dev, int slave, int sub) |
1da177e4 | 191 | { |
1ce7981b HV |
192 | int i; |
193 | ||
194 | for (i = 0; i < dev->i2c_count; i++) { | |
195 | if (dev->i2cinfo[i].slave == slave && dev->i2cinfo[i].sub == sub) | |
196 | return dev->i2cinfo[i].data; | |
1da177e4 LT |
197 | } |
198 | return 0; | |
199 | } | |
200 | ||
201 | ||
1ce7981b | 202 | static void pms_i2c_andor(struct pms *dev, int slave, int sub, int and, int or) |
1da177e4 | 203 | { |
d56410e0 MCC |
204 | u8 tmp; |
205 | ||
1ce7981b HV |
206 | tmp = pms_i2c_read(dev, slave, sub); |
207 | tmp = (tmp & and) | or; | |
208 | pms_i2c_write(dev, slave, sub, tmp); | |
1da177e4 LT |
209 | } |
210 | ||
211 | /* | |
212 | * Control functions | |
213 | */ | |
d56410e0 | 214 | |
1da177e4 | 215 | |
1ce7981b | 216 | static void pms_videosource(struct pms *dev, short source) |
1da177e4 | 217 | { |
feba2f81 HV |
218 | switch (dev->decoder) { |
219 | case MOTOROLA: | |
220 | break; | |
221 | case PHILIPS2: | |
222 | pms_i2c_andor(dev, 0x8a, 0x06, 0x7f, source ? 0x80 : 0); | |
223 | break; | |
224 | case PHILIPS1: | |
225 | break; | |
226 | } | |
227 | mvv_write(dev, 0x2E, 0x31); | |
228 | /* Was: mvv_write(dev, 0x2E, source ? 0x31 : 0x30); | |
229 | But could not make this work correctly. Only Composite input | |
230 | worked for me. */ | |
1da177e4 LT |
231 | } |
232 | ||
1ce7981b | 233 | static void pms_hue(struct pms *dev, short hue) |
1da177e4 | 234 | { |
1ce7981b HV |
235 | switch (dev->decoder) { |
236 | case MOTOROLA: | |
237 | pms_i2c_write(dev, 0x8a, 0x00, hue); | |
238 | break; | |
239 | case PHILIPS2: | |
240 | pms_i2c_write(dev, 0x8a, 0x07, hue); | |
241 | break; | |
242 | case PHILIPS1: | |
243 | pms_i2c_write(dev, 0x42, 0x07, hue); | |
244 | break; | |
1da177e4 LT |
245 | } |
246 | } | |
247 | ||
feba2f81 | 248 | static void pms_saturation(struct pms *dev, short sat) |
1da177e4 | 249 | { |
1ce7981b HV |
250 | switch (dev->decoder) { |
251 | case MOTOROLA: | |
feba2f81 | 252 | pms_i2c_write(dev, 0x8a, 0x00, sat); |
1ce7981b HV |
253 | break; |
254 | case PHILIPS1: | |
feba2f81 | 255 | pms_i2c_write(dev, 0x42, 0x12, sat); |
1ce7981b | 256 | break; |
1da177e4 LT |
257 | } |
258 | } | |
d56410e0 MCC |
259 | |
260 | ||
1ce7981b | 261 | static void pms_contrast(struct pms *dev, short contrast) |
1da177e4 | 262 | { |
1ce7981b HV |
263 | switch (dev->decoder) { |
264 | case MOTOROLA: | |
265 | pms_i2c_write(dev, 0x8a, 0x00, contrast); | |
266 | break; | |
267 | case PHILIPS1: | |
268 | pms_i2c_write(dev, 0x42, 0x13, contrast); | |
269 | break; | |
1da177e4 LT |
270 | } |
271 | } | |
272 | ||
1ce7981b | 273 | static void pms_brightness(struct pms *dev, short brightness) |
1da177e4 | 274 | { |
1ce7981b HV |
275 | switch (dev->decoder) { |
276 | case MOTOROLA: | |
277 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | |
278 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | |
279 | pms_i2c_write(dev, 0x8a, 0x00, brightness); | |
280 | break; | |
281 | case PHILIPS1: | |
282 | pms_i2c_write(dev, 0x42, 0x19, brightness); | |
283 | break; | |
1da177e4 LT |
284 | } |
285 | } | |
286 | ||
287 | ||
1ce7981b | 288 | static void pms_format(struct pms *dev, short format) |
1da177e4 LT |
289 | { |
290 | int target; | |
d56410e0 | 291 | |
1ce7981b HV |
292 | dev->standard = format; |
293 | ||
294 | if (dev->decoder == PHILIPS1) | |
295 | target = 0x42; | |
296 | else if (dev->decoder == PHILIPS2) | |
297 | target = 0x8a; | |
1da177e4 LT |
298 | else |
299 | return; | |
d56410e0 | 300 | |
1ce7981b HV |
301 | switch (format) { |
302 | case 0: /* Auto */ | |
303 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | |
304 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x80); | |
305 | break; | |
306 | case 1: /* NTSC */ | |
307 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | |
308 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x40); | |
309 | break; | |
310 | case 2: /* PAL */ | |
311 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); | |
312 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); | |
313 | break; | |
314 | case 3: /* SECAM */ | |
315 | pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x01); | |
316 | pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); | |
317 | break; | |
1da177e4 LT |
318 | } |
319 | } | |
320 | ||
321 | #ifdef FOR_FUTURE_EXPANSION | |
322 | ||
323 | /* | |
324 | * These features of the PMS card are not currently exposes. They | |
d56410e0 | 325 | * could become a private v4l ioctl for PMSCONFIG or somesuch if |
1da177e4 LT |
326 | * people need it. We also don't yet use the PMS interrupt. |
327 | */ | |
328 | ||
1ce7981b | 329 | static void pms_hstart(struct pms *dev, short start) |
1da177e4 | 330 | { |
1ce7981b HV |
331 | switch (dev->decoder) { |
332 | case PHILIPS1: | |
333 | pms_i2c_write(dev, 0x8a, 0x05, start); | |
334 | pms_i2c_write(dev, 0x8a, 0x18, start); | |
335 | break; | |
336 | case PHILIPS2: | |
337 | pms_i2c_write(dev, 0x42, 0x05, start); | |
338 | pms_i2c_write(dev, 0x42, 0x18, start); | |
339 | break; | |
1da177e4 LT |
340 | } |
341 | } | |
342 | ||
343 | /* | |
344 | * Bandpass filters | |
345 | */ | |
d56410e0 | 346 | |
1ce7981b | 347 | static void pms_bandpass(struct pms *dev, short pass) |
1da177e4 | 348 | { |
1ce7981b HV |
349 | if (dev->decoder == PHILIPS2) |
350 | pms_i2c_andor(dev, 0x8a, 0x06, 0xcf, (pass & 0x03) << 4); | |
351 | else if (dev->decoder == PHILIPS1) | |
352 | pms_i2c_andor(dev, 0x42, 0x06, 0xcf, (pass & 0x03) << 4); | |
1da177e4 LT |
353 | } |
354 | ||
1ce7981b | 355 | static void pms_antisnow(struct pms *dev, short snow) |
1da177e4 | 356 | { |
1ce7981b HV |
357 | if (dev->decoder == PHILIPS2) |
358 | pms_i2c_andor(dev, 0x8a, 0x06, 0xf3, (snow & 0x03) << 2); | |
359 | else if (dev->decoder == PHILIPS1) | |
360 | pms_i2c_andor(dev, 0x42, 0x06, 0xf3, (snow & 0x03) << 2); | |
1da177e4 LT |
361 | } |
362 | ||
1ce7981b | 363 | static void pms_sharpness(struct pms *dev, short sharp) |
1da177e4 | 364 | { |
1ce7981b HV |
365 | if (dev->decoder == PHILIPS2) |
366 | pms_i2c_andor(dev, 0x8a, 0x06, 0xfc, sharp & 0x03); | |
367 | else if (dev->decoder == PHILIPS1) | |
368 | pms_i2c_andor(dev, 0x42, 0x06, 0xfc, sharp & 0x03); | |
1da177e4 LT |
369 | } |
370 | ||
1ce7981b | 371 | static void pms_chromaagc(struct pms *dev, short agc) |
1da177e4 | 372 | { |
1ce7981b HV |
373 | if (dev->decoder == PHILIPS2) |
374 | pms_i2c_andor(dev, 0x8a, 0x0c, 0x9f, (agc & 0x03) << 5); | |
375 | else if (dev->decoder == PHILIPS1) | |
376 | pms_i2c_andor(dev, 0x42, 0x0c, 0x9f, (agc & 0x03) << 5); | |
1da177e4 LT |
377 | } |
378 | ||
1ce7981b | 379 | static void pms_vertnoise(struct pms *dev, short noise) |
1da177e4 | 380 | { |
1ce7981b HV |
381 | if (dev->decoder == PHILIPS2) |
382 | pms_i2c_andor(dev, 0x8a, 0x10, 0xfc, noise & 3); | |
383 | else if (dev->decoder == PHILIPS1) | |
384 | pms_i2c_andor(dev, 0x42, 0x10, 0xfc, noise & 3); | |
1da177e4 LT |
385 | } |
386 | ||
1ce7981b | 387 | static void pms_forcecolour(struct pms *dev, short colour) |
1da177e4 | 388 | { |
1ce7981b HV |
389 | if (dev->decoder == PHILIPS2) |
390 | pms_i2c_andor(dev, 0x8a, 0x0c, 0x7f, (colour & 1) << 7); | |
391 | else if (dev->decoder == PHILIPS1) | |
392 | pms_i2c_andor(dev, 0x42, 0x0c, 0x7, (colour & 1) << 7); | |
1da177e4 LT |
393 | } |
394 | ||
1ce7981b | 395 | static void pms_antigamma(struct pms *dev, short gamma) |
1da177e4 | 396 | { |
1ce7981b HV |
397 | if (dev->decoder == PHILIPS2) |
398 | pms_i2c_andor(dev, 0xb8, 0x00, 0x7f, (gamma & 1) << 7); | |
399 | else if (dev->decoder == PHILIPS1) | |
400 | pms_i2c_andor(dev, 0x42, 0x20, 0x7, (gamma & 1) << 7); | |
1da177e4 LT |
401 | } |
402 | ||
1ce7981b | 403 | static void pms_prefilter(struct pms *dev, short filter) |
1da177e4 | 404 | { |
1ce7981b HV |
405 | if (dev->decoder == PHILIPS2) |
406 | pms_i2c_andor(dev, 0x8a, 0x06, 0xbf, (filter & 1) << 6); | |
407 | else if (dev->decoder == PHILIPS1) | |
408 | pms_i2c_andor(dev, 0x42, 0x06, 0xbf, (filter & 1) << 6); | |
1da177e4 LT |
409 | } |
410 | ||
1ce7981b | 411 | static void pms_hfilter(struct pms *dev, short filter) |
1da177e4 | 412 | { |
1ce7981b HV |
413 | if (dev->decoder == PHILIPS2) |
414 | pms_i2c_andor(dev, 0xb8, 0x04, 0x1f, (filter & 7) << 5); | |
415 | else if (dev->decoder == PHILIPS1) | |
416 | pms_i2c_andor(dev, 0x42, 0x24, 0x1f, (filter & 7) << 5); | |
1da177e4 LT |
417 | } |
418 | ||
1ce7981b | 419 | static void pms_vfilter(struct pms *dev, short filter) |
1da177e4 | 420 | { |
1ce7981b HV |
421 | if (dev->decoder == PHILIPS2) |
422 | pms_i2c_andor(dev, 0xb8, 0x08, 0x9f, (filter & 3) << 5); | |
423 | else if (dev->decoder == PHILIPS1) | |
424 | pms_i2c_andor(dev, 0x42, 0x28, 0x9f, (filter & 3) << 5); | |
1da177e4 LT |
425 | } |
426 | ||
1ce7981b | 427 | static void pms_killcolour(struct pms *dev, short colour) |
1da177e4 | 428 | { |
1ce7981b HV |
429 | if (dev->decoder == PHILIPS2) { |
430 | pms_i2c_andor(dev, 0x8a, 0x08, 0x07, (colour & 0x1f) << 3); | |
431 | pms_i2c_andor(dev, 0x8a, 0x09, 0x07, (colour & 0x1f) << 3); | |
432 | } else if (dev->decoder == PHILIPS1) { | |
433 | pms_i2c_andor(dev, 0x42, 0x08, 0x07, (colour & 0x1f) << 3); | |
434 | pms_i2c_andor(dev, 0x42, 0x09, 0x07, (colour & 0x1f) << 3); | |
1da177e4 LT |
435 | } |
436 | } | |
437 | ||
1ce7981b | 438 | static void pms_chromagain(struct pms *dev, short chroma) |
1da177e4 | 439 | { |
1ce7981b HV |
440 | if (dev->decoder == PHILIPS2) |
441 | pms_i2c_write(dev, 0x8a, 0x11, chroma); | |
442 | else if (dev->decoder == PHILIPS1) | |
443 | pms_i2c_write(dev, 0x42, 0x11, chroma); | |
1da177e4 LT |
444 | } |
445 | ||
446 | ||
1ce7981b | 447 | static void pms_spacialcompl(struct pms *dev, short data) |
1da177e4 | 448 | { |
1ce7981b | 449 | mvv_write(dev, 0x3b, data); |
1da177e4 LT |
450 | } |
451 | ||
1ce7981b | 452 | static void pms_spacialcomph(struct pms *dev, short data) |
1da177e4 | 453 | { |
1ce7981b | 454 | mvv_write(dev, 0x3a, data); |
1da177e4 LT |
455 | } |
456 | ||
1ce7981b | 457 | static void pms_vstart(struct pms *dev, short start) |
1da177e4 | 458 | { |
1ce7981b HV |
459 | mvv_write(dev, 0x16, start); |
460 | mvv_write(dev, 0x17, (start >> 8) & 0x01); | |
1da177e4 LT |
461 | } |
462 | ||
463 | #endif | |
464 | ||
1ce7981b | 465 | static void pms_secamcross(struct pms *dev, short cross) |
1da177e4 | 466 | { |
1ce7981b HV |
467 | if (dev->decoder == PHILIPS2) |
468 | pms_i2c_andor(dev, 0x8a, 0x0f, 0xdf, (cross & 1) << 5); | |
469 | else if (dev->decoder == PHILIPS1) | |
470 | pms_i2c_andor(dev, 0x42, 0x0f, 0xdf, (cross & 1) << 5); | |
1da177e4 LT |
471 | } |
472 | ||
473 | ||
1ce7981b | 474 | static void pms_swsense(struct pms *dev, short sense) |
1da177e4 | 475 | { |
1ce7981b HV |
476 | if (dev->decoder == PHILIPS2) { |
477 | pms_i2c_write(dev, 0x8a, 0x0a, sense); | |
478 | pms_i2c_write(dev, 0x8a, 0x0b, sense); | |
479 | } else if (dev->decoder == PHILIPS1) { | |
480 | pms_i2c_write(dev, 0x42, 0x0a, sense); | |
481 | pms_i2c_write(dev, 0x42, 0x0b, sense); | |
1da177e4 LT |
482 | } |
483 | } | |
484 | ||
485 | ||
1ce7981b | 486 | static void pms_framerate(struct pms *dev, short frr) |
1da177e4 | 487 | { |
feba2f81 | 488 | int fps = (dev->std & V4L2_STD_525_60) ? 30 : 25; |
1ce7981b HV |
489 | |
490 | if (frr == 0) | |
1da177e4 | 491 | return; |
1ce7981b HV |
492 | fps = fps/frr; |
493 | mvv_write(dev, 0x14, 0x80 | fps); | |
494 | mvv_write(dev, 0x15, 1); | |
1da177e4 LT |
495 | } |
496 | ||
1ce7981b | 497 | static void pms_vert(struct pms *dev, u8 deciden, u8 decinum) |
1da177e4 | 498 | { |
1ce7981b HV |
499 | mvv_write(dev, 0x1c, deciden); /* Denominator */ |
500 | mvv_write(dev, 0x1d, decinum); /* Numerator */ | |
1da177e4 LT |
501 | } |
502 | ||
503 | /* | |
504 | * Turn 16bit ratios into best small ratio the chipset can grok | |
505 | */ | |
d56410e0 | 506 | |
1ce7981b | 507 | static void pms_vertdeci(struct pms *dev, unsigned short decinum, unsigned short deciden) |
1da177e4 | 508 | { |
1ce7981b HV |
509 | /* Knock it down by / 5 once */ |
510 | if (decinum % 5 == 0) { | |
511 | deciden /= 5; | |
512 | decinum /= 5; | |
1da177e4 LT |
513 | } |
514 | /* | |
515 | * 3's | |
516 | */ | |
1ce7981b HV |
517 | while (decinum % 3 == 0 && deciden % 3 == 0) { |
518 | deciden /= 3; | |
519 | decinum /= 3; | |
1da177e4 LT |
520 | } |
521 | /* | |
522 | * 2's | |
523 | */ | |
1ce7981b HV |
524 | while (decinum % 2 == 0 && deciden % 2 == 0) { |
525 | decinum /= 2; | |
526 | deciden /= 2; | |
1da177e4 LT |
527 | } |
528 | /* | |
529 | * Fudgyify | |
530 | */ | |
1ce7981b HV |
531 | while (deciden > 32) { |
532 | deciden /= 2; | |
533 | decinum = (decinum + 1) / 2; | |
1da177e4 | 534 | } |
1ce7981b | 535 | if (deciden == 32) |
1da177e4 | 536 | deciden--; |
1ce7981b | 537 | pms_vert(dev, deciden, decinum); |
1da177e4 LT |
538 | } |
539 | ||
1ce7981b | 540 | static void pms_horzdeci(struct pms *dev, short decinum, short deciden) |
1da177e4 | 541 | { |
1ce7981b HV |
542 | if (decinum <= 512) { |
543 | if (decinum % 5 == 0) { | |
544 | decinum /= 5; | |
545 | deciden /= 5; | |
1da177e4 | 546 | } |
1ce7981b HV |
547 | } else { |
548 | decinum = 512; | |
549 | deciden = 640; /* 768 would be ideal */ | |
1da177e4 | 550 | } |
d56410e0 | 551 | |
1ce7981b HV |
552 | while (((decinum | deciden) & 1) == 0) { |
553 | decinum >>= 1; | |
554 | deciden >>= 1; | |
1da177e4 | 555 | } |
1ce7981b HV |
556 | while (deciden > 32) { |
557 | deciden >>= 1; | |
558 | decinum = (decinum + 1) >> 1; | |
1da177e4 | 559 | } |
1ce7981b | 560 | if (deciden == 32) |
1da177e4 | 561 | deciden--; |
d56410e0 | 562 | |
1ce7981b HV |
563 | mvv_write(dev, 0x24, 0x80 | deciden); |
564 | mvv_write(dev, 0x25, decinum); | |
1da177e4 LT |
565 | } |
566 | ||
1ce7981b | 567 | static void pms_resolution(struct pms *dev, short width, short height) |
1da177e4 LT |
568 | { |
569 | int fg_height; | |
d56410e0 | 570 | |
1ce7981b HV |
571 | fg_height = height; |
572 | if (fg_height > 280) | |
573 | fg_height = 280; | |
d56410e0 | 574 | |
1ce7981b HV |
575 | mvv_write(dev, 0x18, fg_height); |
576 | mvv_write(dev, 0x19, fg_height >> 8); | |
d56410e0 | 577 | |
feba2f81 | 578 | if (dev->std & V4L2_STD_525_60) { |
1ce7981b HV |
579 | mvv_write(dev, 0x1a, 0xfc); |
580 | mvv_write(dev, 0x1b, 0x00); | |
581 | if (height > fg_height) | |
582 | pms_vertdeci(dev, 240, 240); | |
1da177e4 | 583 | else |
1ce7981b HV |
584 | pms_vertdeci(dev, fg_height, 240); |
585 | } else { | |
586 | mvv_write(dev, 0x1a, 0x1a); | |
587 | mvv_write(dev, 0x1b, 0x01); | |
588 | if (fg_height > 256) | |
589 | pms_vertdeci(dev, 270, 270); | |
1da177e4 | 590 | else |
1ce7981b | 591 | pms_vertdeci(dev, fg_height, 270); |
1da177e4 | 592 | } |
1ce7981b HV |
593 | mvv_write(dev, 0x12, 0); |
594 | mvv_write(dev, 0x13, MVVMEMORYWIDTH); | |
595 | mvv_write(dev, 0x42, 0x00); | |
596 | mvv_write(dev, 0x43, 0x00); | |
597 | mvv_write(dev, 0x44, MVVMEMORYWIDTH); | |
d56410e0 | 598 | |
1ce7981b HV |
599 | mvv_write(dev, 0x22, width + 8); |
600 | mvv_write(dev, 0x23, (width + 8) >> 8); | |
1da177e4 | 601 | |
feba2f81 | 602 | if (dev->std & V4L2_STD_525_60) |
1ce7981b | 603 | pms_horzdeci(dev, width, 640); |
1da177e4 | 604 | else |
1ce7981b | 605 | pms_horzdeci(dev, width + 8, 768); |
1da177e4 | 606 | |
1ce7981b HV |
607 | mvv_write(dev, 0x30, mvv_read(dev, 0x30) & 0xfe); |
608 | mvv_write(dev, 0x08, mvv_read(dev, 0x08) | 0x01); | |
609 | mvv_write(dev, 0x01, mvv_read(dev, 0x01) & 0xfd); | |
610 | mvv_write(dev, 0x32, 0x00); | |
611 | mvv_write(dev, 0x33, MVVMEMORYWIDTH); | |
1da177e4 LT |
612 | } |
613 | ||
614 | ||
615 | /* | |
616 | * Set Input | |
617 | */ | |
d56410e0 | 618 | |
1ce7981b | 619 | static void pms_vcrinput(struct pms *dev, short input) |
1da177e4 | 620 | { |
1ce7981b HV |
621 | if (dev->decoder == PHILIPS2) |
622 | pms_i2c_andor(dev, 0x8a, 0x0d, 0x7f, (input & 1) << 7); | |
623 | else if (dev->decoder == PHILIPS1) | |
624 | pms_i2c_andor(dev, 0x42, 0x0d, 0x7f, (input & 1) << 7); | |
1da177e4 LT |
625 | } |
626 | ||
627 | ||
1ce7981b | 628 | static int pms_capture(struct pms *dev, char __user *buf, int rgb555, int count) |
1da177e4 LT |
629 | { |
630 | int y; | |
1ce7981b HV |
631 | int dw = 2 * dev->width; |
632 | char tmp[dw + 32]; /* using a temp buffer is faster than direct */ | |
1da177e4 | 633 | int cnt = 0; |
1ce7981b | 634 | int len = 0; |
1da177e4 LT |
635 | unsigned char r8 = 0x5; /* value for reg8 */ |
636 | ||
637 | if (rgb555) | |
638 | r8 |= 0x20; /* else use untranslated rgb = 565 */ | |
1ce7981b | 639 | mvv_write(dev, 0x08, r8); /* capture rgb555/565, init DRAM, PC enable */ |
1da177e4 LT |
640 | |
641 | /* printf("%d %d %d %d %d %x %x\n",width,height,voff,nom,den,mvv_buf); */ | |
d56410e0 | 642 | |
1ce7981b HV |
643 | for (y = 0; y < dev->height; y++) { |
644 | writeb(0, dev->mem); /* synchronisiert neue Zeile */ | |
d56410e0 | 645 | |
1da177e4 LT |
646 | /* |
647 | * This is in truth a fifo, be very careful as if you | |
648 | * forgot this odd things will occur 8) | |
649 | */ | |
d56410e0 | 650 | |
1ce7981b | 651 | memcpy_fromio(tmp, dev->mem, dw + 32); /* discard 16 word */ |
1da177e4 | 652 | cnt -= dev->height; |
1ce7981b | 653 | while (cnt <= 0) { |
1da177e4 LT |
654 | /* |
655 | * Don't copy too far | |
656 | */ | |
1ce7981b HV |
657 | int dt = dw; |
658 | if (dt + len > count) | |
659 | dt = count - len; | |
1da177e4 | 660 | cnt += dev->height; |
1ce7981b | 661 | if (copy_to_user(buf, tmp + 32, dt)) |
1da177e4 | 662 | return len ? len : -EFAULT; |
d56410e0 | 663 | buf += dt; |
1da177e4 LT |
664 | len += dt; |
665 | } | |
666 | } | |
667 | return len; | |
668 | } | |
669 | ||
670 | ||
671 | /* | |
672 | * Video4linux interfacing | |
673 | */ | |
674 | ||
feba2f81 HV |
675 | static int pms_querycap(struct file *file, void *priv, |
676 | struct v4l2_capability *vcap) | |
1da177e4 | 677 | { |
1ce7981b HV |
678 | struct pms *dev = video_drvdata(file); |
679 | ||
feba2f81 HV |
680 | strlcpy(vcap->driver, dev->v4l2_dev.name, sizeof(vcap->driver)); |
681 | strlcpy(vcap->card, "Mediavision PMS", sizeof(vcap->card)); | |
4b25524c HV |
682 | snprintf(vcap->bus_info, sizeof(vcap->bus_info), |
683 | "ISA:%s", dev->v4l2_dev.name); | |
684 | vcap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; | |
685 | vcap->capabilities = vcap->device_caps | V4L2_CAP_DEVICE_CAPS; | |
feba2f81 HV |
686 | return 0; |
687 | } | |
1ce7981b | 688 | |
feba2f81 HV |
689 | static int pms_enum_input(struct file *file, void *fh, struct v4l2_input *vin) |
690 | { | |
691 | static const char *inputs[4] = { | |
692 | "Composite", | |
693 | "S-Video", | |
694 | "Composite (VCR)", | |
695 | "S-Video (VCR)" | |
696 | }; | |
1ce7981b | 697 | |
feba2f81 HV |
698 | if (vin->index > 3) |
699 | return -EINVAL; | |
700 | strlcpy(vin->name, inputs[vin->index], sizeof(vin->name)); | |
701 | vin->type = V4L2_INPUT_TYPE_CAMERA; | |
702 | vin->audioset = 0; | |
703 | vin->tuner = 0; | |
704 | vin->std = V4L2_STD_ALL; | |
705 | vin->status = 0; | |
706 | return 0; | |
707 | } | |
1ce7981b | 708 | |
feba2f81 HV |
709 | static int pms_g_input(struct file *file, void *fh, unsigned int *inp) |
710 | { | |
711 | struct pms *dev = video_drvdata(file); | |
1ce7981b | 712 | |
feba2f81 HV |
713 | *inp = dev->input; |
714 | return 0; | |
715 | } | |
716 | ||
717 | static int pms_s_input(struct file *file, void *fh, unsigned int inp) | |
718 | { | |
719 | struct pms *dev = video_drvdata(file); | |
720 | ||
721 | if (inp > 3) | |
722 | return -EINVAL; | |
723 | ||
feba2f81 HV |
724 | dev->input = inp; |
725 | pms_videosource(dev, inp & 1); | |
726 | pms_vcrinput(dev, inp >> 1); | |
feba2f81 HV |
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 | ||
314527ac | 738 | static int pms_s_std(struct file *file, void *fh, v4l2_std_id std) |
feba2f81 HV |
739 | { |
740 | struct pms *dev = video_drvdata(file); | |
741 | int ret = 0; | |
742 | ||
314527ac | 743 | dev->std = std; |
feba2f81 HV |
744 | if (dev->std & V4L2_STD_NTSC) { |
745 | pms_framerate(dev, 30); | |
746 | pms_secamcross(dev, 0); | |
747 | pms_format(dev, 1); | |
748 | } else if (dev->std & V4L2_STD_PAL) { | |
749 | pms_framerate(dev, 25); | |
750 | pms_secamcross(dev, 0); | |
751 | pms_format(dev, 2); | |
752 | } else if (dev->std & V4L2_STD_SECAM) { | |
753 | pms_framerate(dev, 25); | |
754 | pms_secamcross(dev, 1); | |
755 | pms_format(dev, 2); | |
756 | } else { | |
757 | ret = -EINVAL; | |
1ce7981b | 758 | } |
feba2f81 HV |
759 | /* |
760 | switch (v->mode) { | |
761 | case VIDEO_MODE_AUTO: | |
762 | pms_framerate(dev, 25); | |
763 | pms_secamcross(dev, 0); | |
764 | pms_format(dev, 0); | |
765 | break; | |
766 | }*/ | |
feba2f81 HV |
767 | return ret; |
768 | } | |
769 | ||
4b25524c | 770 | static int pms_s_ctrl(struct v4l2_ctrl *ctrl) |
feba2f81 | 771 | { |
4b25524c | 772 | struct pms *dev = container_of(ctrl->handler, struct pms, hdl); |
feba2f81 HV |
773 | int ret = 0; |
774 | ||
feba2f81 HV |
775 | switch (ctrl->id) { |
776 | case V4L2_CID_BRIGHTNESS: | |
4b25524c | 777 | pms_brightness(dev, ctrl->val); |
feba2f81 HV |
778 | break; |
779 | case V4L2_CID_CONTRAST: | |
4b25524c | 780 | pms_contrast(dev, ctrl->val); |
feba2f81 HV |
781 | break; |
782 | case V4L2_CID_SATURATION: | |
4b25524c | 783 | pms_saturation(dev, ctrl->val); |
feba2f81 HV |
784 | break; |
785 | case V4L2_CID_HUE: | |
4b25524c | 786 | pms_hue(dev, ctrl->val); |
feba2f81 | 787 | break; |
1ce7981b | 788 | default: |
feba2f81 HV |
789 | ret = -EINVAL; |
790 | break; | |
1da177e4 | 791 | } |
feba2f81 HV |
792 | return ret; |
793 | } | |
794 | ||
795 | static int pms_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | |
796 | { | |
797 | struct pms *dev = video_drvdata(file); | |
798 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | |
799 | ||
800 | pix->width = dev->width; | |
801 | pix->height = dev->height; | |
802 | pix->pixelformat = dev->width == 15 ? | |
803 | V4L2_PIX_FMT_RGB555 : V4L2_PIX_FMT_RGB565; | |
804 | pix->field = V4L2_FIELD_NONE; | |
805 | pix->bytesperline = 2 * dev->width; | |
806 | pix->sizeimage = 2 * dev->width * dev->height; | |
807 | /* Just a guess */ | |
808 | pix->colorspace = V4L2_COLORSPACE_SRGB; | |
809 | return 0; | |
810 | } | |
811 | ||
812 | static int pms_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) | |
813 | { | |
814 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | |
815 | ||
816 | if (pix->height < 16 || pix->height > 480) | |
817 | return -EINVAL; | |
818 | if (pix->width < 16 || pix->width > 640) | |
819 | return -EINVAL; | |
820 | if (pix->pixelformat != V4L2_PIX_FMT_RGB555 && | |
821 | pix->pixelformat != V4L2_PIX_FMT_RGB565) | |
822 | return -EINVAL; | |
823 | pix->field = V4L2_FIELD_NONE; | |
824 | pix->bytesperline = 2 * pix->width; | |
825 | pix->sizeimage = 2 * pix->width * pix->height; | |
826 | /* Just a guess */ | |
827 | pix->colorspace = V4L2_COLORSPACE_SRGB; | |
1da177e4 LT |
828 | return 0; |
829 | } | |
830 | ||
feba2f81 | 831 | static int pms_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) |
1da177e4 | 832 | { |
feba2f81 HV |
833 | struct pms *dev = video_drvdata(file); |
834 | struct v4l2_pix_format *pix = &fmt->fmt.pix; | |
835 | int ret = pms_try_fmt_vid_cap(file, fh, fmt); | |
836 | ||
837 | if (ret) | |
838 | return ret; | |
feba2f81 HV |
839 | dev->width = pix->width; |
840 | dev->height = pix->height; | |
841 | dev->depth = (pix->pixelformat == V4L2_PIX_FMT_RGB555) ? 15 : 16; | |
842 | pms_resolution(dev, dev->width, dev->height); | |
843 | /* Ok we figured out what to use from our wide choice */ | |
feba2f81 HV |
844 | return 0; |
845 | } | |
846 | ||
847 | static int pms_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt) | |
848 | { | |
849 | static struct v4l2_fmtdesc formats[] = { | |
850 | { 0, 0, 0, | |
851 | "RGB 5:5:5", V4L2_PIX_FMT_RGB555, | |
852 | { 0, 0, 0, 0 } | |
853 | }, | |
4b25524c | 854 | { 1, 0, 0, |
feba2f81 HV |
855 | "RGB 5:6:5", V4L2_PIX_FMT_RGB565, |
856 | { 0, 0, 0, 0 } | |
857 | }, | |
858 | }; | |
859 | enum v4l2_buf_type type = fmt->type; | |
860 | ||
861 | if (fmt->index > 1) | |
862 | return -EINVAL; | |
863 | ||
864 | *fmt = formats[fmt->index]; | |
865 | fmt->type = type; | |
866 | return 0; | |
1da177e4 LT |
867 | } |
868 | ||
869 | static ssize_t pms_read(struct file *file, char __user *buf, | |
870 | size_t count, loff_t *ppos) | |
871 | { | |
1ce7981b | 872 | struct pms *dev = video_drvdata(file); |
1da177e4 | 873 | int len; |
d56410e0 | 874 | |
feba2f81 | 875 | len = pms_capture(dev, buf, (dev->depth == 15), count); |
1da177e4 LT |
876 | return len; |
877 | } | |
878 | ||
4b25524c HV |
879 | static unsigned int pms_poll(struct file *file, struct poll_table_struct *wait) |
880 | { | |
881 | struct v4l2_fh *fh = file->private_data; | |
882 | unsigned int res = POLLIN | POLLRDNORM; | |
883 | ||
884 | if (v4l2_event_pending(fh)) | |
885 | res |= POLLPRI; | |
886 | poll_wait(file, &fh->wait, wait); | |
887 | return res; | |
888 | } | |
889 | ||
bec43661 | 890 | static const struct v4l2_file_operations pms_fops = { |
1da177e4 | 891 | .owner = THIS_MODULE, |
4b25524c HV |
892 | .open = v4l2_fh_open, |
893 | .release = v4l2_fh_release, | |
894 | .poll = pms_poll, | |
61df3c9b | 895 | .unlocked_ioctl = video_ioctl2, |
1da177e4 | 896 | .read = pms_read, |
1da177e4 LT |
897 | }; |
898 | ||
feba2f81 | 899 | static const struct v4l2_ioctl_ops pms_ioctl_ops = { |
4b25524c HV |
900 | .vidioc_querycap = pms_querycap, |
901 | .vidioc_g_input = pms_g_input, | |
902 | .vidioc_s_input = pms_s_input, | |
903 | .vidioc_enum_input = pms_enum_input, | |
904 | .vidioc_g_std = pms_g_std, | |
905 | .vidioc_s_std = pms_s_std, | |
906 | .vidioc_enum_fmt_vid_cap = pms_enum_fmt_vid_cap, | |
907 | .vidioc_g_fmt_vid_cap = pms_g_fmt_vid_cap, | |
908 | .vidioc_s_fmt_vid_cap = pms_s_fmt_vid_cap, | |
909 | .vidioc_try_fmt_vid_cap = pms_try_fmt_vid_cap, | |
910 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, | |
911 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, | |
feba2f81 | 912 | }; |
1da177e4 LT |
913 | |
914 | /* | |
915 | * Probe for and initialise the Mediavision PMS | |
916 | */ | |
d56410e0 | 917 | |
1ce7981b | 918 | static int init_mediavision(struct pms *dev) |
1da177e4 | 919 | { |
1da177e4 LT |
920 | int idec, decst; |
921 | int i; | |
1ce7981b HV |
922 | static const unsigned char i2c_defs[] = { |
923 | 0x4c, 0x30, 0x00, 0xe8, | |
924 | 0xb6, 0xe2, 0x00, 0x00, | |
925 | 0xff, 0xff, 0x00, 0x00, | |
926 | 0x00, 0x00, 0x78, 0x98, | |
927 | 0x00, 0x00, 0x00, 0x00, | |
928 | 0x34, 0x0a, 0xf4, 0xce, | |
929 | 0xe4 | |
1da177e4 LT |
930 | }; |
931 | ||
1ce7981b HV |
932 | dev->mem = ioremap(mem_base, 0x800); |
933 | if (!dev->mem) | |
1da177e4 | 934 | return -ENOMEM; |
d56410e0 | 935 | |
1ce7981b HV |
936 | if (!request_region(0x9a01, 1, "Mediavision PMS config")) { |
937 | printk(KERN_WARNING "mediavision: unable to detect: 0x9a01 in use.\n"); | |
938 | iounmap(dev->mem); | |
1da177e4 LT |
939 | return -EBUSY; |
940 | } | |
1ce7981b HV |
941 | if (!request_region(dev->io, 3, "Mediavision PMS")) { |
942 | printk(KERN_WARNING "mediavision: I/O port %d in use.\n", dev->io); | |
943 | release_region(0x9a01, 1); | |
944 | iounmap(dev->mem); | |
1da177e4 LT |
945 | return -EBUSY; |
946 | } | |
1ce7981b HV |
947 | outb(0xb8, 0x9a01); /* Unlock */ |
948 | outb(dev->io >> 4, 0x9a01); /* Set IO port */ | |
d56410e0 MCC |
949 | |
950 | ||
1ce7981b | 951 | decst = pms_i2c_stat(dev, 0x43); |
d56410e0 | 952 | |
1ce7981b HV |
953 | if (decst != -1) |
954 | idec = 2; | |
955 | else if (pms_i2c_stat(dev, 0xb9) != -1) | |
956 | idec = 3; | |
957 | else if (pms_i2c_stat(dev, 0x8b) != -1) | |
958 | idec = 1; | |
d56410e0 | 959 | else |
1ce7981b | 960 | idec = 0; |
1da177e4 LT |
961 | |
962 | printk(KERN_INFO "PMS type is %d\n", idec); | |
1ce7981b HV |
963 | if (idec == 0) { |
964 | release_region(dev->io, 3); | |
965 | release_region(0x9a01, 1); | |
966 | iounmap(dev->mem); | |
1da177e4 LT |
967 | return -ENODEV; |
968 | } | |
969 | ||
970 | /* | |
971 | * Ok we have a PMS of some sort | |
972 | */ | |
d56410e0 | 973 | |
1ce7981b | 974 | mvv_write(dev, 0x04, mem_base >> 12); /* Set the memory area */ |
d56410e0 | 975 | |
1da177e4 | 976 | /* Ok now load the defaults */ |
d56410e0 | 977 | |
1ce7981b HV |
978 | for (i = 0; i < 0x19; i++) { |
979 | if (i2c_defs[i] == 0xff) | |
980 | pms_i2c_andor(dev, 0x8a, i, 0x07, 0x00); | |
1da177e4 | 981 | else |
1ce7981b | 982 | pms_i2c_write(dev, 0x8a, i, i2c_defs[i]); |
1da177e4 | 983 | } |
d56410e0 | 984 | |
1ce7981b HV |
985 | pms_i2c_write(dev, 0xb8, 0x00, 0x12); |
986 | pms_i2c_write(dev, 0xb8, 0x04, 0x00); | |
987 | pms_i2c_write(dev, 0xb8, 0x07, 0x00); | |
988 | pms_i2c_write(dev, 0xb8, 0x08, 0x00); | |
989 | pms_i2c_write(dev, 0xb8, 0x09, 0xff); | |
990 | pms_i2c_write(dev, 0xb8, 0x0a, 0x00); | |
991 | pms_i2c_write(dev, 0xb8, 0x0b, 0x10); | |
992 | pms_i2c_write(dev, 0xb8, 0x10, 0x03); | |
993 | ||
994 | mvv_write(dev, 0x01, 0x00); | |
995 | mvv_write(dev, 0x05, 0xa0); | |
996 | mvv_write(dev, 0x08, 0x25); | |
997 | mvv_write(dev, 0x09, 0x00); | |
998 | mvv_write(dev, 0x0a, 0x20 | MVVMEMORYWIDTH); | |
999 | ||
1000 | mvv_write(dev, 0x10, 0x02); | |
1001 | mvv_write(dev, 0x1e, 0x0c); | |
1002 | mvv_write(dev, 0x1f, 0x03); | |
1003 | mvv_write(dev, 0x26, 0x06); | |
1004 | ||
1005 | mvv_write(dev, 0x2b, 0x00); | |
1006 | mvv_write(dev, 0x2c, 0x20); | |
1007 | mvv_write(dev, 0x2d, 0x00); | |
1008 | mvv_write(dev, 0x2f, 0x70); | |
1009 | mvv_write(dev, 0x32, 0x00); | |
1010 | mvv_write(dev, 0x33, MVVMEMORYWIDTH); | |
1011 | mvv_write(dev, 0x34, 0x00); | |
1012 | mvv_write(dev, 0x35, 0x00); | |
1013 | mvv_write(dev, 0x3a, 0x80); | |
1014 | mvv_write(dev, 0x3b, 0x10); | |
1015 | mvv_write(dev, 0x20, 0x00); | |
1016 | mvv_write(dev, 0x21, 0x00); | |
1017 | mvv_write(dev, 0x30, 0x22); | |
1da177e4 LT |
1018 | return 0; |
1019 | } | |
1020 | ||
1021 | /* | |
1022 | * Initialization and module stuff | |
1023 | */ | |
d56410e0 | 1024 | |
b54ff939 RH |
1025 | #ifndef MODULE |
1026 | static int enable; | |
1027 | module_param(enable, int, 0); | |
1028 | #endif | |
1029 | ||
4b25524c HV |
1030 | static const struct v4l2_ctrl_ops pms_ctrl_ops = { |
1031 | .s_ctrl = pms_s_ctrl, | |
1032 | }; | |
1033 | ||
1034 | static int pms_probe(struct device *pdev, unsigned int card) | |
1da177e4 | 1035 | { |
4b25524c HV |
1036 | struct pms *dev; |
1037 | struct v4l2_device *v4l2_dev; | |
1038 | struct v4l2_ctrl_handler *hdl; | |
1ce7981b HV |
1039 | int res; |
1040 | ||
b54ff939 RH |
1041 | #ifndef MODULE |
1042 | if (!enable) { | |
4b25524c | 1043 | pr_err("PMS: not enabled, use pms.enable=1 to probe\n"); |
b54ff939 RH |
1044 | return -ENODEV; |
1045 | } | |
1046 | #endif | |
1047 | ||
4b25524c HV |
1048 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
1049 | if (dev == NULL) | |
1050 | return -ENOMEM; | |
1051 | ||
1ce7981b HV |
1052 | dev->decoder = PHILIPS2; |
1053 | dev->io = io_port; | |
1054 | dev->data = io_port + 1; | |
4b25524c HV |
1055 | v4l2_dev = &dev->v4l2_dev; |
1056 | hdl = &dev->hdl; | |
d56410e0 | 1057 | |
4b25524c HV |
1058 | res = v4l2_device_register(pdev, v4l2_dev); |
1059 | if (res < 0) { | |
1060 | v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); | |
1061 | goto free_dev; | |
1062 | } | |
1063 | v4l2_info(v4l2_dev, "Mediavision Pro Movie Studio driver 0.05\n"); | |
1064 | ||
1065 | res = init_mediavision(dev); | |
1066 | if (res) { | |
1ce7981b | 1067 | v4l2_err(v4l2_dev, "Board not found.\n"); |
4b25524c | 1068 | goto free_io; |
1da177e4 | 1069 | } |
1da177e4 | 1070 | |
4b25524c HV |
1071 | v4l2_ctrl_handler_init(hdl, 4); |
1072 | v4l2_ctrl_new_std(hdl, &pms_ctrl_ops, | |
1073 | V4L2_CID_BRIGHTNESS, 0, 255, 1, 139); | |
1074 | v4l2_ctrl_new_std(hdl, &pms_ctrl_ops, | |
1075 | V4L2_CID_CONTRAST, 0, 255, 1, 70); | |
1076 | v4l2_ctrl_new_std(hdl, &pms_ctrl_ops, | |
1077 | V4L2_CID_SATURATION, 0, 255, 1, 64); | |
1078 | v4l2_ctrl_new_std(hdl, &pms_ctrl_ops, | |
1079 | V4L2_CID_HUE, 0, 255, 1, 0); | |
1080 | if (hdl->error) { | |
1081 | res = hdl->error; | |
1082 | goto free_hdl; | |
1ce7981b | 1083 | } |
1da177e4 | 1084 | |
4b25524c | 1085 | mutex_init(&dev->lock); |
1ce7981b HV |
1086 | strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); |
1087 | dev->vdev.v4l2_dev = v4l2_dev; | |
4b25524c | 1088 | dev->vdev.ctrl_handler = hdl; |
1ce7981b | 1089 | dev->vdev.fops = &pms_fops; |
feba2f81 | 1090 | dev->vdev.ioctl_ops = &pms_ioctl_ops; |
1ce7981b | 1091 | dev->vdev.release = video_device_release_empty; |
4b25524c HV |
1092 | dev->vdev.lock = &dev->lock; |
1093 | dev->vdev.tvnorms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM; | |
1094 | set_bit(V4L2_FL_USE_FH_PRIO, &dev->vdev.flags); | |
1ce7981b | 1095 | video_set_drvdata(&dev->vdev, dev); |
feba2f81 | 1096 | dev->std = V4L2_STD_NTSC_M; |
1ce7981b HV |
1097 | dev->height = 240; |
1098 | dev->width = 320; | |
4b25524c | 1099 | dev->depth = 16; |
1ce7981b HV |
1100 | pms_swsense(dev, 75); |
1101 | pms_resolution(dev, 320, 240); | |
1102 | pms_videosource(dev, 0); | |
1103 | pms_vcrinput(dev, 0); | |
4b25524c HV |
1104 | v4l2_ctrl_handler_setup(hdl); |
1105 | res = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, video_nr); | |
1106 | if (res >= 0) | |
1107 | return 0; | |
1108 | ||
1109 | free_hdl: | |
1110 | v4l2_ctrl_handler_free(hdl); | |
1111 | v4l2_device_unregister(&dev->v4l2_dev); | |
1112 | free_io: | |
1113 | release_region(dev->io, 3); | |
1114 | release_region(0x9a01, 1); | |
1115 | iounmap(dev->mem); | |
1116 | free_dev: | |
1117 | kfree(dev); | |
1118 | return res; | |
1da177e4 LT |
1119 | } |
1120 | ||
4b25524c | 1121 | static int pms_remove(struct device *pdev, unsigned int card) |
1da177e4 | 1122 | { |
4b25524c | 1123 | struct pms *dev = dev_get_drvdata(pdev); |
1da177e4 | 1124 | |
1ce7981b | 1125 | video_unregister_device(&dev->vdev); |
4b25524c | 1126 | v4l2_ctrl_handler_free(&dev->hdl); |
1ce7981b HV |
1127 | release_region(dev->io, 3); |
1128 | release_region(0x9a01, 1); | |
1129 | iounmap(dev->mem); | |
4b25524c HV |
1130 | return 0; |
1131 | } | |
1132 | ||
1133 | static struct isa_driver pms_driver = { | |
1134 | .probe = pms_probe, | |
1135 | .remove = pms_remove, | |
1136 | .driver = { | |
1137 | .name = "pms", | |
1138 | }, | |
1139 | }; | |
1140 | ||
1141 | static int __init pms_init(void) | |
1142 | { | |
1143 | return isa_register_driver(&pms_driver, 1); | |
1144 | } | |
1145 | ||
1146 | static void __exit pms_exit(void) | |
1147 | { | |
1148 | isa_unregister_driver(&pms_driver); | |
1ce7981b | 1149 | } |
1da177e4 | 1150 | |
1ce7981b HV |
1151 | module_init(pms_init); |
1152 | module_exit(pms_exit); |