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1da177e4 LT |
1 | /* |
2 | * Zoran zr36057/zr36067 PCI controller driver, for the | |
3 | * Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux | |
4 | * Media Labs LML33/LML33R10. | |
5 | * | |
6 | * This part handles card-specific data and detection | |
7 | * | |
8 | * Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx> | |
9 | * | |
10 | * Currently maintained by: | |
11 | * Ronald Bultje <rbultje@ronald.bitfreak.net> | |
12 | * Laurent Pinchart <laurent.pinchart@skynet.be> | |
13 | * Mailinglist <mjpeg-users@lists.sf.net> | |
14 | * | |
15 | * This program is free software; you can redistribute it and/or modify | |
16 | * it under the terms of the GNU General Public License as published by | |
17 | * the Free Software Foundation; either version 2 of the License, or | |
18 | * (at your option) any later version. | |
19 | * | |
20 | * This program is distributed in the hope that it will be useful, | |
21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | * GNU General Public License for more details. | |
24 | * | |
25 | * You should have received a copy of the GNU General Public License | |
26 | * along with this program; if not, write to the Free Software | |
27 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
28 | */ | |
29 | ||
30 | #include <linux/config.h> | |
31 | #include <linux/types.h> | |
32 | #include <linux/kernel.h> | |
33 | #include <linux/module.h> | |
34 | #include <linux/init.h> | |
35 | #include <linux/vmalloc.h> | |
36 | ||
37 | #include <linux/proc_fs.h> | |
38 | #include <linux/i2c.h> | |
39 | #include <linux/i2c-algo-bit.h> | |
40 | #include <linux/videodev.h> | |
41 | #include <linux/spinlock.h> | |
42 | #include <linux/sem.h> | |
43 | #include <linux/kmod.h> | |
44 | #include <linux/wait.h> | |
45 | ||
46 | #include <linux/pci.h> | |
47 | #include <linux/interrupt.h> | |
48 | #include <linux/video_decoder.h> | |
49 | #include <linux/video_encoder.h> | |
50 | ||
51 | #include <asm/io.h> | |
52 | ||
53 | #include "videocodec.h" | |
54 | #include "zoran.h" | |
55 | #include "zoran_card.h" | |
56 | #include "zoran_device.h" | |
57 | #include "zoran_procfs.h" | |
58 | ||
59 | #define I2C_NAME(x) (x)->name | |
60 | ||
61 | extern const struct zoran_format zoran_formats[]; | |
62 | ||
63 | static int card[BUZ_MAX] = { -1, -1, -1, -1 }; | |
64 | module_param_array(card, int, NULL, 0); | |
65 | MODULE_PARM_DESC(card, "The type of card"); | |
66 | ||
67 | static int encoder[BUZ_MAX] = { -1, -1, -1, -1 }; | |
68 | module_param_array(encoder, int, NULL, 0); | |
69 | MODULE_PARM_DESC(encoder, "i2c TV encoder"); | |
70 | ||
71 | static int decoder[BUZ_MAX] = { -1, -1, -1, -1 }; | |
72 | module_param_array(decoder, int, NULL, 0); | |
73 | MODULE_PARM_DESC(decoder, "i2c TV decoder"); | |
74 | ||
75 | /* | |
76 | The video mem address of the video card. | |
77 | The driver has a little database for some videocards | |
78 | to determine it from there. If your video card is not in there | |
79 | you have either to give it to the driver as a parameter | |
80 | or set in in a VIDIOCSFBUF ioctl | |
81 | */ | |
82 | ||
83 | static unsigned long vidmem = 0; /* Video memory base address */ | |
84 | module_param(vidmem, ulong, 0); | |
85 | ||
86 | /* | |
87 | Default input and video norm at startup of the driver. | |
88 | */ | |
89 | ||
90 | static int default_input = 0; /* 0=Composite, 1=S-Video */ | |
91 | module_param(default_input, int, 0); | |
92 | MODULE_PARM_DESC(default_input, | |
93 | "Default input (0=Composite, 1=S-Video, 2=Internal)"); | |
94 | ||
95 | static int default_norm = 0; /* 0=PAL, 1=NTSC 2=SECAM */ | |
96 | module_param(default_norm, int, 0); | |
97 | MODULE_PARM_DESC(default_norm, "Default norm (0=PAL, 1=NTSC, 2=SECAM)"); | |
98 | ||
99 | static int video_nr = -1; /* /dev/videoN, -1 for autodetect */ | |
100 | module_param(video_nr, int, 0); | |
101 | MODULE_PARM_DESC(video_nr, "video device number"); | |
102 | ||
103 | /* | |
104 | Number and size of grab buffers for Video 4 Linux | |
105 | The vast majority of applications should not need more than 2, | |
106 | the very popular BTTV driver actually does ONLY have 2. | |
107 | Time sensitive applications might need more, the maximum | |
108 | is VIDEO_MAX_FRAME (defined in <linux/videodev.h>). | |
109 | ||
110 | The size is set so that the maximum possible request | |
111 | can be satisfied. Decrease it, if bigphys_area alloc'd | |
112 | memory is low. If you don't have the bigphys_area patch, | |
113 | set it to 128 KB. Will you allow only to grab small | |
114 | images with V4L, but that's better than nothing. | |
115 | ||
116 | v4l_bufsize has to be given in KB ! | |
117 | ||
118 | */ | |
119 | ||
120 | int v4l_nbufs = 2; | |
121 | int v4l_bufsize = 128; /* Everybody should be able to work with this setting */ | |
122 | module_param(v4l_nbufs, int, 0); | |
123 | MODULE_PARM_DESC(v4l_nbufs, "Maximum number of V4L buffers to use"); | |
124 | module_param(v4l_bufsize, int, 0); | |
125 | MODULE_PARM_DESC(v4l_bufsize, "Maximum size per V4L buffer (in kB)"); | |
126 | ||
127 | int jpg_nbufs = 32; | |
128 | int jpg_bufsize = 512; /* max size for 100% quality full-PAL frame */ | |
129 | module_param(jpg_nbufs, int, 0); | |
130 | MODULE_PARM_DESC(jpg_nbufs, "Maximum number of JPG buffers to use"); | |
131 | module_param(jpg_bufsize, int, 0); | |
132 | MODULE_PARM_DESC(jpg_bufsize, "Maximum size per JPG buffer (in kB)"); | |
133 | ||
134 | int pass_through = 0; /* 1=Pass through TV signal when device is not used */ | |
135 | /* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */ | |
136 | module_param(pass_through, int, 0); | |
137 | MODULE_PARM_DESC(pass_through, | |
138 | "Pass TV signal through to TV-out when idling"); | |
139 | ||
140 | static int debug = 1; | |
141 | int *zr_debug = &debug; | |
142 | module_param(debug, int, 0); | |
143 | MODULE_PARM_DESC(debug, "Debug level (0-4)"); | |
144 | ||
145 | MODULE_DESCRIPTION("Zoran-36057/36067 JPEG codec driver"); | |
146 | MODULE_AUTHOR("Serguei Miridonov"); | |
147 | MODULE_LICENSE("GPL"); | |
148 | ||
149 | static struct pci_device_id zr36067_pci_tbl[] = { | |
150 | {PCI_VENDOR_ID_ZORAN, PCI_DEVICE_ID_ZORAN_36057, | |
151 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, | |
152 | {0} | |
153 | }; | |
154 | MODULE_DEVICE_TABLE(pci, zr36067_pci_tbl); | |
155 | ||
156 | #define dprintk(num, format, args...) \ | |
157 | do { \ | |
158 | if (*zr_debug >= num) \ | |
159 | printk(format, ##args); \ | |
160 | } while (0) | |
161 | ||
162 | int zoran_num; /* number of Buzs in use */ | |
163 | struct zoran zoran[BUZ_MAX]; | |
164 | ||
165 | /* videocodec bus functions ZR36060 */ | |
166 | static u32 | |
167 | zr36060_read (struct videocodec *codec, | |
168 | u16 reg) | |
169 | { | |
170 | struct zoran *zr = (struct zoran *) codec->master_data->data; | |
171 | __u32 data; | |
172 | ||
173 | if (post_office_wait(zr) | |
174 | || post_office_write(zr, 0, 1, reg >> 8) | |
175 | || post_office_write(zr, 0, 2, reg & 0xff)) { | |
176 | return -1; | |
177 | } | |
178 | ||
179 | data = post_office_read(zr, 0, 3) & 0xff; | |
180 | return data; | |
181 | } | |
182 | ||
183 | static void | |
184 | zr36060_write (struct videocodec *codec, | |
185 | u16 reg, | |
186 | u32 val) | |
187 | { | |
188 | struct zoran *zr = (struct zoran *) codec->master_data->data; | |
189 | ||
190 | if (post_office_wait(zr) | |
191 | || post_office_write(zr, 0, 1, reg >> 8) | |
192 | || post_office_write(zr, 0, 2, reg & 0xff)) { | |
193 | return; | |
194 | } | |
195 | ||
196 | post_office_write(zr, 0, 3, val & 0xff); | |
197 | } | |
198 | ||
199 | /* videocodec bus functions ZR36050 */ | |
200 | static u32 | |
201 | zr36050_read (struct videocodec *codec, | |
202 | u16 reg) | |
203 | { | |
204 | struct zoran *zr = (struct zoran *) codec->master_data->data; | |
205 | __u32 data; | |
206 | ||
207 | if (post_office_wait(zr) | |
208 | || post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES | |
209 | return -1; | |
210 | } | |
211 | ||
212 | data = post_office_read(zr, 0, reg & 0x03) & 0xff; // reg. LOWBYTES + read | |
213 | return data; | |
214 | } | |
215 | ||
216 | static void | |
217 | zr36050_write (struct videocodec *codec, | |
218 | u16 reg, | |
219 | u32 val) | |
220 | { | |
221 | struct zoran *zr = (struct zoran *) codec->master_data->data; | |
222 | ||
223 | if (post_office_wait(zr) | |
224 | || post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES | |
225 | return; | |
226 | } | |
227 | ||
228 | post_office_write(zr, 0, reg & 0x03, val & 0xff); // reg. LOWBYTES + wr. data | |
229 | } | |
230 | ||
231 | /* videocodec bus functions ZR36016 */ | |
232 | static u32 | |
233 | zr36016_read (struct videocodec *codec, | |
234 | u16 reg) | |
235 | { | |
236 | struct zoran *zr = (struct zoran *) codec->master_data->data; | |
237 | __u32 data; | |
238 | ||
239 | if (post_office_wait(zr)) { | |
240 | return -1; | |
241 | } | |
242 | ||
243 | data = post_office_read(zr, 2, reg & 0x03) & 0xff; // read | |
244 | return data; | |
245 | } | |
246 | ||
247 | /* hack for in zoran_device.c */ | |
248 | void | |
249 | zr36016_write (struct videocodec *codec, | |
250 | u16 reg, | |
251 | u32 val) | |
252 | { | |
253 | struct zoran *zr = (struct zoran *) codec->master_data->data; | |
254 | ||
255 | if (post_office_wait(zr)) { | |
256 | return; | |
257 | } | |
258 | ||
259 | post_office_write(zr, 2, reg & 0x03, val & 0x0ff); // wr. data | |
260 | } | |
261 | ||
262 | /* | |
263 | * Board specific information | |
264 | */ | |
265 | ||
266 | static void | |
267 | dc10_init (struct zoran *zr) | |
268 | { | |
269 | dprintk(3, KERN_DEBUG "%s: dc10_init()\n", ZR_DEVNAME(zr)); | |
270 | ||
271 | /* Pixel clock selection */ | |
272 | GPIO(zr, 4, 0); | |
273 | GPIO(zr, 5, 1); | |
274 | /* Enable the video bus sync signals */ | |
275 | GPIO(zr, 7, 0); | |
276 | } | |
277 | ||
278 | static void | |
279 | dc10plus_init (struct zoran *zr) | |
280 | { | |
281 | dprintk(3, KERN_DEBUG "%s: dc10plus_init()\n", ZR_DEVNAME(zr)); | |
282 | } | |
283 | ||
284 | static void | |
285 | buz_init (struct zoran *zr) | |
286 | { | |
287 | dprintk(3, KERN_DEBUG "%s: buz_init()\n", ZR_DEVNAME(zr)); | |
288 | ||
289 | /* some stuff from Iomega */ | |
290 | pci_write_config_dword(zr->pci_dev, 0xfc, 0x90680f15); | |
291 | pci_write_config_dword(zr->pci_dev, 0x0c, 0x00012020); | |
292 | pci_write_config_dword(zr->pci_dev, 0xe8, 0xc0200000); | |
293 | } | |
294 | ||
295 | static void | |
296 | lml33_init (struct zoran *zr) | |
297 | { | |
298 | dprintk(3, KERN_DEBUG "%s: lml33_init()\n", ZR_DEVNAME(zr)); | |
299 | ||
300 | GPIO(zr, 2, 1); // Set Composite input/output | |
301 | } | |
302 | ||
303 | static char * | |
304 | i2cid_to_modulename (u16 i2c_id) | |
305 | { | |
306 | char *name = NULL; | |
307 | ||
308 | switch (i2c_id) { | |
309 | case I2C_DRIVERID_SAA7110: | |
310 | name = "saa7110"; | |
311 | break; | |
312 | case I2C_DRIVERID_SAA7111A: | |
313 | name = "saa7111"; | |
314 | break; | |
315 | case I2C_DRIVERID_SAA7114: | |
316 | name = "saa7114"; | |
317 | break; | |
318 | case I2C_DRIVERID_SAA7185B: | |
319 | name = "saa7185"; | |
320 | break; | |
321 | case I2C_DRIVERID_ADV7170: | |
322 | name = "adv7170"; | |
323 | break; | |
324 | case I2C_DRIVERID_ADV7175: | |
325 | name = "adv7175"; | |
326 | break; | |
327 | case I2C_DRIVERID_BT819: | |
328 | name = "bt819"; | |
329 | break; | |
330 | case I2C_DRIVERID_BT856: | |
331 | name = "bt856"; | |
332 | break; | |
333 | case I2C_DRIVERID_VPX3220: | |
334 | name = "vpx3220"; | |
335 | break; | |
336 | /* case I2C_DRIVERID_VPX3224: | |
337 | name = "vpx3224"; | |
338 | break; | |
339 | case I2C_DRIVERID_MSE3000: | |
340 | name = "mse3000"; | |
341 | break;*/ | |
342 | default: | |
343 | break; | |
344 | } | |
345 | ||
346 | return name; | |
347 | } | |
348 | ||
349 | static char * | |
350 | codecid_to_modulename (u16 codecid) | |
351 | { | |
352 | char *name = NULL; | |
353 | ||
354 | switch (codecid) { | |
355 | case CODEC_TYPE_ZR36060: | |
356 | name = "zr36060"; | |
357 | break; | |
358 | case CODEC_TYPE_ZR36050: | |
359 | name = "zr36050"; | |
360 | break; | |
361 | case CODEC_TYPE_ZR36016: | |
362 | name = "zr36016"; | |
363 | break; | |
364 | default: | |
365 | break; | |
366 | } | |
367 | ||
368 | return name; | |
369 | } | |
370 | ||
371 | // struct tvnorm { | |
372 | // u16 Wt, Wa, HStart, HSyncStart, Ht, Ha, VStart; | |
373 | // }; | |
374 | ||
375 | static struct tvnorm f50sqpixel = { 944, 768, 83, 880, 625, 576, 16 }; | |
376 | static struct tvnorm f60sqpixel = { 780, 640, 51, 716, 525, 480, 12 }; | |
377 | static struct tvnorm f50ccir601 = { 864, 720, 75, 804, 625, 576, 18 }; | |
378 | static struct tvnorm f60ccir601 = { 858, 720, 57, 788, 525, 480, 16 }; | |
379 | ||
380 | static struct tvnorm f50ccir601_lml33 = { 864, 720, 75+34, 804, 625, 576, 18 }; | |
381 | static struct tvnorm f60ccir601_lml33 = { 858, 720, 57+34, 788, 525, 480, 16 }; | |
382 | ||
383 | /* The DC10 (57/16/50) uses VActive as HSync, so HStart must be 0 */ | |
384 | static struct tvnorm f50sqpixel_dc10 = { 944, 768, 0, 880, 625, 576, 0 }; | |
385 | static struct tvnorm f60sqpixel_dc10 = { 780, 640, 0, 716, 525, 480, 12 }; | |
386 | ||
387 | /* FIXME: I cannot swap U and V in saa7114, so i do one | |
388 | * pixel left shift in zoran (75 -> 74) | |
389 | * (Maxim Yevtyushkin <max@linuxmedialabs.com>) */ | |
390 | static struct tvnorm f50ccir601_lm33r10 = { 864, 720, 74+54, 804, 625, 576, 18 }; | |
391 | static struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56+54, 788, 525, 480, 16 }; | |
392 | ||
393 | static struct card_info zoran_cards[NUM_CARDS] __devinitdata = { | |
394 | { | |
395 | .type = DC10_old, | |
396 | .name = "DC10(old)", | |
397 | .i2c_decoder = I2C_DRIVERID_VPX3220, | |
398 | /*.i2c_encoder = I2C_DRIVERID_MSE3000,*/ | |
399 | .video_codec = CODEC_TYPE_ZR36050, | |
400 | .video_vfe = CODEC_TYPE_ZR36016, | |
401 | ||
402 | .inputs = 3, | |
403 | .input = { | |
404 | { 1, "Composite" }, | |
405 | { 2, "S-Video" }, | |
406 | { 0, "Internal/comp" } | |
407 | }, | |
408 | .norms = 3, | |
409 | .tvn = { | |
410 | &f50sqpixel_dc10, | |
411 | &f60sqpixel_dc10, | |
412 | &f50sqpixel_dc10 | |
413 | }, | |
414 | .jpeg_int = 0, | |
415 | .vsync_int = ZR36057_ISR_GIRQ1, | |
416 | .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 }, | |
417 | .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 }, | |
418 | .gpcs = { -1, 0 }, | |
419 | .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, | |
420 | .gws_not_connected = 0, | |
421 | .init = &dc10_init, | |
422 | }, { | |
423 | .type = DC10_new, | |
424 | .name = "DC10(new)", | |
425 | .i2c_decoder = I2C_DRIVERID_SAA7110, | |
426 | .i2c_encoder = I2C_DRIVERID_ADV7175, | |
427 | .video_codec = CODEC_TYPE_ZR36060, | |
428 | ||
429 | .inputs = 3, | |
430 | .input = { | |
431 | { 0, "Composite" }, | |
432 | { 7, "S-Video" }, | |
433 | { 5, "Internal/comp" } | |
434 | }, | |
435 | .norms = 3, | |
436 | .tvn = { | |
437 | &f50sqpixel, | |
438 | &f60sqpixel, | |
439 | &f50sqpixel}, | |
440 | .jpeg_int = ZR36057_ISR_GIRQ0, | |
441 | .vsync_int = ZR36057_ISR_GIRQ1, | |
442 | .gpio = { 3, 0, 6, 1, 2, -1, 4, 5 }, | |
443 | .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, | |
444 | .gpcs = { -1, 1}, | |
445 | .vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 }, | |
446 | .gws_not_connected = 0, | |
447 | .init = &dc10plus_init, | |
448 | }, { | |
449 | .type = DC10plus, | |
450 | .name = "DC10plus", | |
451 | .vendor_id = PCI_VENDOR_ID_MIRO, | |
452 | .device_id = PCI_DEVICE_ID_MIRO_DC10PLUS, | |
453 | .i2c_decoder = I2C_DRIVERID_SAA7110, | |
454 | .i2c_encoder = I2C_DRIVERID_ADV7175, | |
455 | .video_codec = CODEC_TYPE_ZR36060, | |
456 | ||
457 | .inputs = 3, | |
458 | .input = { | |
459 | { 0, "Composite" }, | |
460 | { 7, "S-Video" }, | |
461 | { 5, "Internal/comp" } | |
462 | }, | |
463 | .norms = 3, | |
464 | .tvn = { | |
465 | &f50sqpixel, | |
466 | &f60sqpixel, | |
467 | &f50sqpixel | |
468 | }, | |
469 | .jpeg_int = ZR36057_ISR_GIRQ0, | |
470 | .vsync_int = ZR36057_ISR_GIRQ1, | |
471 | .gpio = { 3, 0, 6, 1, 2, -1, 4, 5 }, | |
472 | .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, | |
473 | .gpcs = { -1, 1 }, | |
474 | .vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 }, | |
475 | .gws_not_connected = 0, | |
476 | .init = &dc10plus_init, | |
477 | }, { | |
478 | .type = DC30, | |
479 | .name = "DC30", | |
480 | .i2c_decoder = I2C_DRIVERID_VPX3220, | |
481 | .i2c_encoder = I2C_DRIVERID_ADV7175, | |
482 | .video_codec = CODEC_TYPE_ZR36050, | |
483 | .video_vfe = CODEC_TYPE_ZR36016, | |
484 | ||
485 | .inputs = 3, | |
486 | .input = { | |
487 | { 1, "Composite" }, | |
488 | { 2, "S-Video" }, | |
489 | { 0, "Internal/comp" } | |
490 | }, | |
491 | .norms = 3, | |
492 | .tvn = { | |
493 | &f50sqpixel_dc10, | |
494 | &f60sqpixel_dc10, | |
495 | &f50sqpixel_dc10 | |
496 | }, | |
497 | .jpeg_int = 0, | |
498 | .vsync_int = ZR36057_ISR_GIRQ1, | |
499 | .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 }, | |
500 | .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 }, | |
501 | .gpcs = { -1, 0 }, | |
502 | .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, | |
503 | .gws_not_connected = 0, | |
504 | .init = &dc10_init, | |
505 | }, { | |
506 | .type = DC30plus, | |
507 | .name = "DC30plus", | |
508 | .vendor_id = PCI_VENDOR_ID_MIRO, | |
509 | .device_id = PCI_DEVICE_ID_MIRO_DC30PLUS, | |
510 | .i2c_decoder = I2C_DRIVERID_VPX3220, | |
511 | .i2c_encoder = I2C_DRIVERID_ADV7175, | |
512 | .video_codec = CODEC_TYPE_ZR36050, | |
513 | .video_vfe = CODEC_TYPE_ZR36016, | |
514 | ||
515 | .inputs = 3, | |
516 | .input = { | |
517 | { 1, "Composite" }, | |
518 | { 2, "S-Video" }, | |
519 | { 0, "Internal/comp" } | |
520 | }, | |
521 | .norms = 3, | |
522 | .tvn = { | |
523 | &f50sqpixel_dc10, | |
524 | &f60sqpixel_dc10, | |
525 | &f50sqpixel_dc10 | |
526 | }, | |
527 | .jpeg_int = 0, | |
528 | .vsync_int = ZR36057_ISR_GIRQ1, | |
529 | .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 }, | |
530 | .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 }, | |
531 | .gpcs = { -1, 0 }, | |
532 | .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, | |
533 | .gws_not_connected = 0, | |
534 | .init = &dc10_init, | |
535 | }, { | |
536 | .type = LML33, | |
537 | .name = "LML33", | |
538 | .i2c_decoder = I2C_DRIVERID_BT819, | |
539 | .i2c_encoder = I2C_DRIVERID_BT856, | |
540 | .video_codec = CODEC_TYPE_ZR36060, | |
541 | ||
542 | .inputs = 2, | |
543 | .input = { | |
544 | { 0, "Composite" }, | |
545 | { 7, "S-Video" } | |
546 | }, | |
547 | .norms = 2, | |
548 | .tvn = { | |
549 | &f50ccir601_lml33, | |
550 | &f60ccir601_lml33, | |
551 | NULL | |
552 | }, | |
553 | .jpeg_int = ZR36057_ISR_GIRQ1, | |
554 | .vsync_int = ZR36057_ISR_GIRQ0, | |
555 | .gpio = { 1, -1, 3, 5, 7, -1, -1, -1 }, | |
556 | .gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 }, | |
557 | .gpcs = { 3, 1 }, | |
558 | .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 }, | |
559 | .gws_not_connected = 1, | |
560 | .init = &lml33_init, | |
561 | }, { | |
562 | .type = LML33R10, | |
563 | .name = "LML33R10", | |
564 | .vendor_id = PCI_VENDOR_ID_ELECTRONICDESIGNGMBH, | |
565 | .device_id = PCI_DEVICE_ID_LML_33R10, | |
566 | .i2c_decoder = I2C_DRIVERID_SAA7114, | |
567 | .i2c_encoder = I2C_DRIVERID_ADV7170, | |
568 | .video_codec = CODEC_TYPE_ZR36060, | |
569 | ||
570 | .inputs = 2, | |
571 | .input = { | |
572 | { 0, "Composite" }, | |
573 | { 7, "S-Video" } | |
574 | }, | |
575 | .norms = 2, | |
576 | .tvn = { | |
577 | &f50ccir601_lm33r10, | |
578 | &f60ccir601_lm33r10, | |
579 | NULL | |
580 | }, | |
581 | .jpeg_int = ZR36057_ISR_GIRQ1, | |
582 | .vsync_int = ZR36057_ISR_GIRQ0, | |
583 | .gpio = { 1, -1, 3, 5, 7, -1, -1, -1 }, | |
584 | .gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 }, | |
585 | .gpcs = { 3, 1 }, | |
586 | .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 }, | |
587 | .gws_not_connected = 1, | |
588 | .init = &lml33_init, | |
589 | }, { | |
590 | .type = BUZ, | |
591 | .name = "Buz", | |
592 | .vendor_id = PCI_VENDOR_ID_IOMEGA, | |
593 | .device_id = PCI_DEVICE_ID_IOMEGA_BUZ, | |
594 | .i2c_decoder = I2C_DRIVERID_SAA7111A, | |
595 | .i2c_encoder = I2C_DRIVERID_SAA7185B, | |
596 | .video_codec = CODEC_TYPE_ZR36060, | |
597 | ||
598 | .inputs = 2, | |
599 | .input = { | |
600 | { 3, "Composite" }, | |
601 | { 7, "S-Video" } | |
602 | }, | |
603 | .norms = 3, | |
604 | .tvn = { | |
605 | &f50ccir601, | |
606 | &f60ccir601, | |
607 | &f50ccir601 | |
608 | }, | |
609 | .jpeg_int = ZR36057_ISR_GIRQ1, | |
610 | .vsync_int = ZR36057_ISR_GIRQ0, | |
611 | .gpio = { 1, -1, 3, -1, -1, -1, -1, -1 }, | |
612 | .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, | |
613 | .gpcs = { 3, 1 }, | |
614 | .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 }, | |
615 | .gws_not_connected = 1, | |
616 | .init = &buz_init, | |
617 | } | |
618 | }; | |
619 | ||
620 | /* | |
621 | * I2C functions | |
622 | */ | |
623 | /* software I2C functions */ | |
624 | static int | |
625 | zoran_i2c_getsda (void *data) | |
626 | { | |
627 | struct zoran *zr = (struct zoran *) data; | |
628 | ||
629 | return (btread(ZR36057_I2CBR) >> 1) & 1; | |
630 | } | |
631 | ||
632 | static int | |
633 | zoran_i2c_getscl (void *data) | |
634 | { | |
635 | struct zoran *zr = (struct zoran *) data; | |
636 | ||
637 | return btread(ZR36057_I2CBR) & 1; | |
638 | } | |
639 | ||
640 | static void | |
641 | zoran_i2c_setsda (void *data, | |
642 | int state) | |
643 | { | |
644 | struct zoran *zr = (struct zoran *) data; | |
645 | ||
646 | if (state) | |
647 | zr->i2cbr |= 2; | |
648 | else | |
649 | zr->i2cbr &= ~2; | |
650 | btwrite(zr->i2cbr, ZR36057_I2CBR); | |
651 | } | |
652 | ||
653 | static void | |
654 | zoran_i2c_setscl (void *data, | |
655 | int state) | |
656 | { | |
657 | struct zoran *zr = (struct zoran *) data; | |
658 | ||
659 | if (state) | |
660 | zr->i2cbr |= 1; | |
661 | else | |
662 | zr->i2cbr &= ~1; | |
663 | btwrite(zr->i2cbr, ZR36057_I2CBR); | |
664 | } | |
665 | ||
666 | static int | |
667 | zoran_i2c_client_register (struct i2c_client *client) | |
668 | { | |
669 | struct zoran *zr = (struct zoran *) i2c_get_adapdata(client->adapter); | |
670 | int res = 0; | |
671 | ||
672 | dprintk(2, | |
673 | KERN_DEBUG "%s: i2c_client_register() - driver id = %d\n", | |
674 | ZR_DEVNAME(zr), client->driver->id); | |
675 | ||
676 | down(&zr->resource_lock); | |
677 | ||
678 | if (zr->user > 0) { | |
679 | /* we're already busy, so we keep a reference to | |
680 | * them... Could do a lot of stuff here, but this | |
681 | * is easiest. (Did I ever mention I'm a lazy ass?) | |
682 | */ | |
683 | res = -EBUSY; | |
684 | goto clientreg_unlock_and_return; | |
685 | } | |
686 | ||
687 | if (client->driver->id == zr->card.i2c_decoder) | |
688 | zr->decoder = client; | |
689 | else if (client->driver->id == zr->card.i2c_encoder) | |
690 | zr->encoder = client; | |
691 | else { | |
692 | res = -ENODEV; | |
693 | goto clientreg_unlock_and_return; | |
694 | } | |
695 | ||
696 | clientreg_unlock_and_return: | |
697 | up(&zr->resource_lock); | |
698 | ||
699 | return res; | |
700 | } | |
701 | ||
702 | static int | |
703 | zoran_i2c_client_unregister (struct i2c_client *client) | |
704 | { | |
705 | struct zoran *zr = (struct zoran *) i2c_get_adapdata(client->adapter); | |
706 | int res = 0; | |
707 | ||
708 | dprintk(2, KERN_DEBUG "%s: i2c_client_unregister()\n", ZR_DEVNAME(zr)); | |
709 | ||
710 | down(&zr->resource_lock); | |
711 | ||
712 | if (zr->user > 0) { | |
713 | res = -EBUSY; | |
714 | goto clientunreg_unlock_and_return; | |
715 | } | |
716 | ||
717 | /* try to locate it */ | |
718 | if (client == zr->encoder) { | |
719 | zr->encoder = NULL; | |
720 | } else if (client == zr->decoder) { | |
721 | zr->decoder = NULL; | |
722 | snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%d]", zr->id); | |
723 | } | |
724 | clientunreg_unlock_and_return: | |
725 | up(&zr->resource_lock); | |
726 | return res; | |
727 | } | |
728 | ||
729 | static struct i2c_algo_bit_data zoran_i2c_bit_data_template = { | |
730 | .setsda = zoran_i2c_setsda, | |
731 | .setscl = zoran_i2c_setscl, | |
732 | .getsda = zoran_i2c_getsda, | |
733 | .getscl = zoran_i2c_getscl, | |
734 | .udelay = 10, | |
735 | .mdelay = 0, | |
736 | .timeout = 100, | |
737 | }; | |
738 | ||
739 | static struct i2c_adapter zoran_i2c_adapter_template = { | |
740 | I2C_DEVNAME("zr36057"), | |
741 | .id = I2C_HW_B_ZR36067, | |
742 | .algo = NULL, | |
743 | .client_register = zoran_i2c_client_register, | |
744 | .client_unregister = zoran_i2c_client_unregister, | |
745 | }; | |
746 | ||
747 | static int | |
748 | zoran_register_i2c (struct zoran *zr) | |
749 | { | |
750 | memcpy(&zr->i2c_algo, &zoran_i2c_bit_data_template, | |
751 | sizeof(struct i2c_algo_bit_data)); | |
752 | zr->i2c_algo.data = zr; | |
753 | memcpy(&zr->i2c_adapter, &zoran_i2c_adapter_template, | |
754 | sizeof(struct i2c_adapter)); | |
755 | strncpy(I2C_NAME(&zr->i2c_adapter), ZR_DEVNAME(zr), | |
756 | sizeof(I2C_NAME(&zr->i2c_adapter)) - 1); | |
757 | i2c_set_adapdata(&zr->i2c_adapter, zr); | |
758 | zr->i2c_adapter.algo_data = &zr->i2c_algo; | |
759 | return i2c_bit_add_bus(&zr->i2c_adapter); | |
760 | } | |
761 | ||
762 | static void | |
763 | zoran_unregister_i2c (struct zoran *zr) | |
764 | { | |
765 | i2c_bit_del_bus((&zr->i2c_adapter)); | |
766 | } | |
767 | ||
768 | /* Check a zoran_params struct for correctness, insert default params */ | |
769 | ||
770 | int | |
771 | zoran_check_jpg_settings (struct zoran *zr, | |
772 | struct zoran_jpg_settings *settings) | |
773 | { | |
774 | int err = 0, err0 = 0; | |
775 | ||
776 | dprintk(4, | |
777 | KERN_DEBUG | |
778 | "%s: check_jpg_settings() - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n", | |
779 | ZR_DEVNAME(zr), settings->decimation, settings->HorDcm, | |
780 | settings->VerDcm, settings->TmpDcm); | |
781 | dprintk(4, | |
782 | KERN_DEBUG | |
783 | "%s: check_jpg_settings() - x: %d, y: %d, w: %d, y: %d\n", | |
784 | ZR_DEVNAME(zr), settings->img_x, settings->img_y, | |
785 | settings->img_width, settings->img_height); | |
786 | /* Check decimation, set default values for decimation = 1, 2, 4 */ | |
787 | switch (settings->decimation) { | |
788 | case 1: | |
789 | ||
790 | settings->HorDcm = 1; | |
791 | settings->VerDcm = 1; | |
792 | settings->TmpDcm = 1; | |
793 | settings->field_per_buff = 2; | |
794 | settings->img_x = 0; | |
795 | settings->img_y = 0; | |
796 | settings->img_width = BUZ_MAX_WIDTH; | |
797 | settings->img_height = BUZ_MAX_HEIGHT / 2; | |
798 | break; | |
799 | case 2: | |
800 | ||
801 | settings->HorDcm = 2; | |
802 | settings->VerDcm = 1; | |
803 | settings->TmpDcm = 2; | |
804 | settings->field_per_buff = 1; | |
805 | settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0; | |
806 | settings->img_y = 0; | |
807 | settings->img_width = | |
808 | (BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH; | |
809 | settings->img_height = BUZ_MAX_HEIGHT / 2; | |
810 | break; | |
811 | case 4: | |
812 | ||
813 | if (zr->card.type == DC10_new) { | |
814 | dprintk(1, | |
815 | KERN_DEBUG | |
816 | "%s: check_jpg_settings() - HDec by 4 is not supported on the DC10\n", | |
817 | ZR_DEVNAME(zr)); | |
818 | err0++; | |
819 | break; | |
820 | } | |
821 | ||
822 | settings->HorDcm = 4; | |
823 | settings->VerDcm = 2; | |
824 | settings->TmpDcm = 2; | |
825 | settings->field_per_buff = 1; | |
826 | settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0; | |
827 | settings->img_y = 0; | |
828 | settings->img_width = | |
829 | (BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH; | |
830 | settings->img_height = BUZ_MAX_HEIGHT / 2; | |
831 | break; | |
832 | case 0: | |
833 | ||
834 | /* We have to check the data the user has set */ | |
835 | ||
836 | if (settings->HorDcm != 1 && settings->HorDcm != 2 && | |
837 | (zr->card.type == DC10_new || settings->HorDcm != 4)) | |
838 | err0++; | |
839 | if (settings->VerDcm != 1 && settings->VerDcm != 2) | |
840 | err0++; | |
841 | if (settings->TmpDcm != 1 && settings->TmpDcm != 2) | |
842 | err0++; | |
843 | if (settings->field_per_buff != 1 && | |
844 | settings->field_per_buff != 2) | |
845 | err0++; | |
846 | if (settings->img_x < 0) | |
847 | err0++; | |
848 | if (settings->img_y < 0) | |
849 | err0++; | |
850 | if (settings->img_width < 0) | |
851 | err0++; | |
852 | if (settings->img_height < 0) | |
853 | err0++; | |
854 | if (settings->img_x + settings->img_width > BUZ_MAX_WIDTH) | |
855 | err0++; | |
856 | if (settings->img_y + settings->img_height > | |
857 | BUZ_MAX_HEIGHT / 2) | |
858 | err0++; | |
859 | if (settings->HorDcm && settings->VerDcm) { | |
860 | if (settings->img_width % | |
861 | (16 * settings->HorDcm) != 0) | |
862 | err0++; | |
863 | if (settings->img_height % | |
864 | (8 * settings->VerDcm) != 0) | |
865 | err0++; | |
866 | } | |
867 | ||
868 | if (err0) { | |
869 | dprintk(1, | |
870 | KERN_ERR | |
871 | "%s: check_jpg_settings() - error in params for decimation = 0\n", | |
872 | ZR_DEVNAME(zr)); | |
873 | err++; | |
874 | } | |
875 | break; | |
876 | default: | |
877 | dprintk(1, | |
878 | KERN_ERR | |
879 | "%s: check_jpg_settings() - decimation = %d, must be 0, 1, 2 or 4\n", | |
880 | ZR_DEVNAME(zr), settings->decimation); | |
881 | err++; | |
882 | break; | |
883 | } | |
884 | ||
885 | if (settings->jpg_comp.quality > 100) | |
886 | settings->jpg_comp.quality = 100; | |
887 | if (settings->jpg_comp.quality < 5) | |
888 | settings->jpg_comp.quality = 5; | |
889 | if (settings->jpg_comp.APPn < 0) | |
890 | settings->jpg_comp.APPn = 0; | |
891 | if (settings->jpg_comp.APPn > 15) | |
892 | settings->jpg_comp.APPn = 15; | |
893 | if (settings->jpg_comp.APP_len < 0) | |
894 | settings->jpg_comp.APP_len = 0; | |
895 | if (settings->jpg_comp.APP_len > 60) | |
896 | settings->jpg_comp.APP_len = 60; | |
897 | if (settings->jpg_comp.COM_len < 0) | |
898 | settings->jpg_comp.COM_len = 0; | |
899 | if (settings->jpg_comp.COM_len > 60) | |
900 | settings->jpg_comp.COM_len = 60; | |
901 | if (err) | |
902 | return -EINVAL; | |
903 | return 0; | |
904 | } | |
905 | ||
906 | void | |
907 | zoran_open_init_params (struct zoran *zr) | |
908 | { | |
909 | int i; | |
910 | ||
911 | /* User must explicitly set a window */ | |
912 | zr->overlay_settings.is_set = 0; | |
913 | zr->overlay_mask = NULL; | |
914 | zr->overlay_active = ZORAN_FREE; | |
915 | ||
916 | zr->v4l_memgrab_active = 0; | |
917 | zr->v4l_overlay_active = 0; | |
918 | zr->v4l_grab_frame = NO_GRAB_ACTIVE; | |
919 | zr->v4l_grab_seq = 0; | |
920 | zr->v4l_settings.width = 192; | |
921 | zr->v4l_settings.height = 144; | |
922 | zr->v4l_settings.format = &zoran_formats[4]; /* YUY2 - YUV-4:2:2 packed */ | |
923 | zr->v4l_settings.bytesperline = | |
924 | zr->v4l_settings.width * | |
925 | ((zr->v4l_settings.format->depth + 7) / 8); | |
926 | ||
927 | /* DMA ring stuff for V4L */ | |
928 | zr->v4l_pend_tail = 0; | |
929 | zr->v4l_pend_head = 0; | |
930 | zr->v4l_sync_tail = 0; | |
931 | zr->v4l_buffers.active = ZORAN_FREE; | |
932 | for (i = 0; i < VIDEO_MAX_FRAME; i++) { | |
933 | zr->v4l_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */ | |
934 | } | |
935 | zr->v4l_buffers.allocated = 0; | |
936 | ||
937 | for (i = 0; i < BUZ_MAX_FRAME; i++) { | |
938 | zr->jpg_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */ | |
939 | } | |
940 | zr->jpg_buffers.active = ZORAN_FREE; | |
941 | zr->jpg_buffers.allocated = 0; | |
942 | /* Set necessary params and call zoran_check_jpg_settings to set the defaults */ | |
943 | zr->jpg_settings.decimation = 1; | |
944 | zr->jpg_settings.jpg_comp.quality = 50; /* default compression factor 8 */ | |
945 | if (zr->card.type != BUZ) | |
946 | zr->jpg_settings.odd_even = 1; | |
947 | else | |
948 | zr->jpg_settings.odd_even = 0; | |
949 | zr->jpg_settings.jpg_comp.APPn = 0; | |
950 | zr->jpg_settings.jpg_comp.APP_len = 0; /* No APPn marker */ | |
951 | memset(zr->jpg_settings.jpg_comp.APP_data, 0, | |
952 | sizeof(zr->jpg_settings.jpg_comp.APP_data)); | |
953 | zr->jpg_settings.jpg_comp.COM_len = 0; /* No COM marker */ | |
954 | memset(zr->jpg_settings.jpg_comp.COM_data, 0, | |
955 | sizeof(zr->jpg_settings.jpg_comp.COM_data)); | |
956 | zr->jpg_settings.jpg_comp.jpeg_markers = | |
957 | JPEG_MARKER_DHT | JPEG_MARKER_DQT; | |
958 | i = zoran_check_jpg_settings(zr, &zr->jpg_settings); | |
959 | if (i) | |
960 | dprintk(1, | |
961 | KERN_ERR | |
962 | "%s: zoran_open_init_params() internal error\n", | |
963 | ZR_DEVNAME(zr)); | |
964 | ||
965 | clear_interrupt_counters(zr); | |
966 | zr->testing = 0; | |
967 | } | |
968 | ||
969 | static void __devinit | |
970 | test_interrupts (struct zoran *zr) | |
971 | { | |
972 | DEFINE_WAIT(wait); | |
973 | int timeout, icr; | |
974 | ||
975 | clear_interrupt_counters(zr); | |
976 | ||
977 | zr->testing = 1; | |
978 | icr = btread(ZR36057_ICR); | |
979 | btwrite(0x78000000 | ZR36057_ICR_IntPinEn, ZR36057_ICR); | |
980 | prepare_to_wait(&zr->test_q, &wait, TASK_INTERRUPTIBLE); | |
981 | timeout = schedule_timeout(HZ); | |
982 | finish_wait(&zr->test_q, &wait); | |
983 | btwrite(0, ZR36057_ICR); | |
984 | btwrite(0x78000000, ZR36057_ISR); | |
985 | zr->testing = 0; | |
986 | dprintk(5, KERN_INFO "%s: Testing interrupts...\n", ZR_DEVNAME(zr)); | |
987 | if (timeout) { | |
988 | dprintk(1, ": time spent: %d\n", 1 * HZ - timeout); | |
989 | } | |
990 | if (*zr_debug > 1) | |
991 | print_interrupts(zr); | |
992 | btwrite(icr, ZR36057_ICR); | |
993 | } | |
994 | ||
995 | static int __devinit | |
996 | zr36057_init (struct zoran *zr) | |
997 | { | |
998 | unsigned long mem; | |
999 | void *vdev; | |
1000 | unsigned mem_needed; | |
1001 | int j; | |
1002 | int two = 2; | |
1003 | int zero = 0; | |
1004 | ||
1005 | dprintk(1, | |
1006 | KERN_INFO | |
1007 | "%s: zr36057_init() - initializing card[%d], zr=%p\n", | |
1008 | ZR_DEVNAME(zr), zr->id, zr); | |
1009 | ||
1010 | /* default setup of all parameters which will persist between opens */ | |
1011 | zr->user = 0; | |
1012 | ||
1013 | init_waitqueue_head(&zr->v4l_capq); | |
1014 | init_waitqueue_head(&zr->jpg_capq); | |
1015 | init_waitqueue_head(&zr->test_q); | |
1016 | zr->jpg_buffers.allocated = 0; | |
1017 | zr->v4l_buffers.allocated = 0; | |
1018 | ||
1019 | zr->buffer.base = (void *) vidmem; | |
1020 | zr->buffer.width = 0; | |
1021 | zr->buffer.height = 0; | |
1022 | zr->buffer.depth = 0; | |
1023 | zr->buffer.bytesperline = 0; | |
1024 | ||
1025 | /* Avoid nonsense settings from user for default input/norm */ | |
1026 | if (default_norm < VIDEO_MODE_PAL && | |
1027 | default_norm > VIDEO_MODE_SECAM) | |
1028 | default_norm = VIDEO_MODE_PAL; | |
1029 | zr->norm = default_norm; | |
1030 | if (!(zr->timing = zr->card.tvn[zr->norm])) { | |
1031 | dprintk(1, | |
1032 | KERN_WARNING | |
1033 | "%s: zr36057_init() - default TV standard not supported by hardware. PAL will be used.\n", | |
1034 | ZR_DEVNAME(zr)); | |
1035 | zr->norm = VIDEO_MODE_PAL; | |
1036 | zr->timing = zr->card.tvn[zr->norm]; | |
1037 | } | |
1038 | ||
1039 | zr->input = default_input = (default_input ? 1 : 0); | |
1040 | ||
1041 | /* Should the following be reset at every open ? */ | |
1042 | zr->hue = 32768; | |
1043 | zr->contrast = 32768; | |
1044 | zr->saturation = 32768; | |
1045 | zr->brightness = 32768; | |
1046 | ||
1047 | /* default setup (will be repeated at every open) */ | |
1048 | zoran_open_init_params(zr); | |
1049 | ||
1050 | /* allocate memory *before* doing anything to the hardware | |
1051 | * in case allocation fails */ | |
1052 | mem_needed = BUZ_NUM_STAT_COM * 4; | |
1053 | mem = (unsigned long) kmalloc(mem_needed, GFP_KERNEL); | |
1054 | vdev = (void *) kmalloc(sizeof(struct video_device), GFP_KERNEL); | |
1055 | if (!mem || !vdev) { | |
1056 | dprintk(1, | |
1057 | KERN_ERR | |
1058 | "%s: zr36057_init() - kmalloc (STAT_COM) failed\n", | |
1059 | ZR_DEVNAME(zr)); | |
1060 | if (vdev) | |
1061 | kfree(vdev); | |
1062 | if (mem) | |
1063 | kfree((void *)mem); | |
1064 | return -ENOMEM; | |
1065 | } | |
1066 | memset((void *) mem, 0, mem_needed); | |
1067 | zr->stat_com = (u32 *) mem; | |
1068 | for (j = 0; j < BUZ_NUM_STAT_COM; j++) { | |
1069 | zr->stat_com[j] = 1; /* mark as unavailable to zr36057 */ | |
1070 | } | |
1071 | ||
1072 | /* | |
1073 | * Now add the template and register the device unit. | |
1074 | */ | |
1075 | zr->video_dev = vdev; | |
1076 | memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template)); | |
1077 | strcpy(zr->video_dev->name, ZR_DEVNAME(zr)); | |
1078 | if (video_register_device(zr->video_dev, VFL_TYPE_GRABBER, | |
1079 | video_nr) < 0) { | |
1080 | zoran_unregister_i2c(zr); | |
1081 | kfree((void *) zr->stat_com); | |
1082 | kfree(vdev); | |
1083 | return -1; | |
1084 | } | |
1085 | ||
1086 | zoran_init_hardware(zr); | |
1087 | if (*zr_debug > 2) | |
1088 | detect_guest_activity(zr); | |
1089 | test_interrupts(zr); | |
1090 | if (!pass_through) { | |
1091 | decoder_command(zr, DECODER_ENABLE_OUTPUT, &zero); | |
1092 | encoder_command(zr, ENCODER_SET_INPUT, &two); | |
1093 | } | |
1094 | ||
1095 | zr->zoran_proc = NULL; | |
1096 | zr->initialized = 1; | |
1097 | return 0; | |
1098 | } | |
1099 | ||
1100 | static void | |
1101 | zoran_release (struct zoran *zr) | |
1102 | { | |
1103 | if (!zr->initialized) | |
1104 | return; | |
1105 | /* unregister videocodec bus */ | |
1106 | if (zr->codec) { | |
1107 | struct videocodec_master *master = zr->codec->master_data; | |
1108 | videocodec_detach(zr->codec); | |
1109 | if (master) | |
1110 | kfree(master); | |
1111 | } | |
1112 | if (zr->vfe) { | |
1113 | struct videocodec_master *master = zr->vfe->master_data; | |
1114 | videocodec_detach(zr->vfe); | |
1115 | if (master) | |
1116 | kfree(master); | |
1117 | } | |
1118 | ||
1119 | /* unregister i2c bus */ | |
1120 | zoran_unregister_i2c(zr); | |
1121 | /* disable PCI bus-mastering */ | |
1122 | zoran_set_pci_master(zr, 0); | |
1123 | /* put chip into reset */ | |
1124 | btwrite(0, ZR36057_SPGPPCR); | |
1125 | free_irq(zr->pci_dev->irq, zr); | |
1126 | /* unmap and free memory */ | |
1127 | kfree((void *) zr->stat_com); | |
1128 | zoran_proc_cleanup(zr); | |
1129 | iounmap(zr->zr36057_mem); | |
1130 | pci_disable_device(zr->pci_dev); | |
1131 | video_unregister_device(zr->video_dev); | |
1132 | } | |
1133 | ||
1134 | void | |
1135 | zoran_vdev_release (struct video_device *vdev) | |
1136 | { | |
1137 | kfree(vdev); | |
1138 | } | |
1139 | ||
1140 | static struct videocodec_master * __devinit | |
1141 | zoran_setup_videocodec (struct zoran *zr, | |
1142 | int type) | |
1143 | { | |
1144 | struct videocodec_master *m = NULL; | |
1145 | ||
1146 | m = kmalloc(sizeof(struct videocodec_master), GFP_KERNEL); | |
1147 | if (!m) { | |
1148 | dprintk(1, | |
1149 | KERN_ERR | |
1150 | "%s: zoran_setup_videocodec() - no memory\n", | |
1151 | ZR_DEVNAME(zr)); | |
1152 | return m; | |
1153 | } | |
1154 | ||
1155 | m->magic = 0L; /* magic not used */ | |
1156 | m->type = VID_HARDWARE_ZR36067; | |
1157 | m->flags = CODEC_FLAG_ENCODER | CODEC_FLAG_DECODER; | |
1158 | strncpy(m->name, ZR_DEVNAME(zr), sizeof(m->name)); | |
1159 | m->data = zr; | |
1160 | ||
1161 | switch (type) | |
1162 | { | |
1163 | case CODEC_TYPE_ZR36060: | |
1164 | m->readreg = zr36060_read; | |
1165 | m->writereg = zr36060_write; | |
1166 | m->flags |= CODEC_FLAG_JPEG | CODEC_FLAG_VFE; | |
1167 | break; | |
1168 | case CODEC_TYPE_ZR36050: | |
1169 | m->readreg = zr36050_read; | |
1170 | m->writereg = zr36050_write; | |
1171 | m->flags |= CODEC_FLAG_JPEG; | |
1172 | break; | |
1173 | case CODEC_TYPE_ZR36016: | |
1174 | m->readreg = zr36016_read; | |
1175 | m->writereg = zr36016_write; | |
1176 | m->flags |= CODEC_FLAG_VFE; | |
1177 | break; | |
1178 | } | |
1179 | ||
1180 | return m; | |
1181 | } | |
1182 | ||
1183 | /* | |
1184 | * Scan for a Buz card (actually for the PCI contoler ZR36057), | |
1185 | * request the irq and map the io memory | |
1186 | */ | |
1187 | static int __devinit | |
1188 | find_zr36057 (void) | |
1189 | { | |
1190 | unsigned char latency, need_latency; | |
1191 | struct zoran *zr; | |
1192 | struct pci_dev *dev = NULL; | |
1193 | int result; | |
1194 | struct videocodec_master *master_vfe = NULL; | |
1195 | struct videocodec_master *master_codec = NULL; | |
1196 | int card_num; | |
1197 | char *i2c_enc_name, *i2c_dec_name, *codec_name, *vfe_name; | |
1198 | ||
1199 | zoran_num = 0; | |
1200 | while (zoran_num < BUZ_MAX && | |
1201 | (dev = | |
1202 | pci_find_device(PCI_VENDOR_ID_ZORAN, | |
1203 | PCI_DEVICE_ID_ZORAN_36057, dev)) != NULL) { | |
1204 | card_num = card[zoran_num]; | |
1205 | zr = &zoran[zoran_num]; | |
1206 | memset(zr, 0, sizeof(struct zoran)); // Just in case if previous cycle failed | |
1207 | zr->pci_dev = dev; | |
1208 | //zr->zr36057_mem = NULL; | |
1209 | zr->id = zoran_num; | |
1210 | snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id); | |
1211 | spin_lock_init(&zr->spinlock); | |
1212 | init_MUTEX(&zr->resource_lock); | |
1213 | if (pci_enable_device(dev)) | |
1214 | continue; | |
1215 | zr->zr36057_adr = pci_resource_start(zr->pci_dev, 0); | |
1216 | pci_read_config_byte(zr->pci_dev, PCI_CLASS_REVISION, | |
1217 | &zr->revision); | |
1218 | if (zr->revision < 2) { | |
1219 | dprintk(1, | |
1220 | KERN_INFO | |
1221 | "%s: Zoran ZR36057 (rev %d) irq: %d, memory: 0x%08x.\n", | |
1222 | ZR_DEVNAME(zr), zr->revision, zr->pci_dev->irq, | |
1223 | zr->zr36057_adr); | |
1224 | ||
1225 | if (card_num == -1) { | |
1226 | dprintk(1, | |
1227 | KERN_ERR | |
1228 | "%s: find_zr36057() - no card specified, please use the card=X insmod option\n", | |
1229 | ZR_DEVNAME(zr)); | |
1230 | continue; | |
1231 | } | |
1232 | } else { | |
1233 | int i; | |
1234 | unsigned short ss_vendor, ss_device; | |
1235 | ||
1236 | ss_vendor = zr->pci_dev->subsystem_vendor; | |
1237 | ss_device = zr->pci_dev->subsystem_device; | |
1238 | dprintk(1, | |
1239 | KERN_INFO | |
1240 | "%s: Zoran ZR36067 (rev %d) irq: %d, memory: 0x%08x\n", | |
1241 | ZR_DEVNAME(zr), zr->revision, zr->pci_dev->irq, | |
1242 | zr->zr36057_adr); | |
1243 | dprintk(1, | |
1244 | KERN_INFO | |
1245 | "%s: subsystem vendor=0x%04x id=0x%04x\n", | |
1246 | ZR_DEVNAME(zr), ss_vendor, ss_device); | |
1247 | if (card_num == -1) { | |
1248 | dprintk(3, | |
1249 | KERN_DEBUG | |
1250 | "%s: find_zr36057() - trying to autodetect card type\n", | |
1251 | ZR_DEVNAME(zr)); | |
1252 | for (i=0;i<NUM_CARDS;i++) { | |
1253 | if (ss_vendor == zoran_cards[i].vendor_id && | |
1254 | ss_device == zoran_cards[i].device_id) { | |
1255 | dprintk(3, | |
1256 | KERN_DEBUG | |
1257 | "%s: find_zr36057() - card %s detected\n", | |
1258 | ZR_DEVNAME(zr), | |
1259 | zoran_cards[i].name); | |
1260 | card_num = i; | |
1261 | break; | |
1262 | } | |
1263 | } | |
1264 | if (i == NUM_CARDS) { | |
1265 | dprintk(1, | |
1266 | KERN_ERR | |
1267 | "%s: find_zr36057() - unknown card\n", | |
1268 | ZR_DEVNAME(zr)); | |
1269 | continue; | |
1270 | } | |
1271 | } | |
1272 | } | |
1273 | ||
1274 | if (card_num < 0 || card_num >= NUM_CARDS) { | |
1275 | dprintk(2, | |
1276 | KERN_ERR | |
1277 | "%s: find_zr36057() - invalid cardnum %d\n", | |
1278 | ZR_DEVNAME(zr), card_num); | |
1279 | continue; | |
1280 | } | |
1281 | ||
1282 | /* even though we make this a non pointer and thus | |
1283 | * theoretically allow for making changes to this struct | |
1284 | * on a per-individual card basis at runtime, this is | |
1285 | * strongly discouraged. This structure is intended to | |
1286 | * keep general card information, no settings or anything */ | |
1287 | zr->card = zoran_cards[card_num]; | |
1288 | snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), | |
1289 | "%s[%u]", zr->card.name, zr->id); | |
1290 | ||
1291 | zr->zr36057_mem = ioremap_nocache(zr->zr36057_adr, 0x1000); | |
1292 | if (!zr->zr36057_mem) { | |
1293 | dprintk(1, | |
1294 | KERN_ERR | |
1295 | "%s: find_zr36057() - ioremap failed\n", | |
1296 | ZR_DEVNAME(zr)); | |
1297 | continue; | |
1298 | } | |
1299 | ||
1300 | result = request_irq(zr->pci_dev->irq, | |
1301 | zoran_irq, | |
1302 | SA_SHIRQ | SA_INTERRUPT, | |
1303 | ZR_DEVNAME(zr), | |
1304 | (void *) zr); | |
1305 | if (result < 0) { | |
1306 | if (result == -EINVAL) { | |
1307 | dprintk(1, | |
1308 | KERN_ERR | |
1309 | "%s: find_zr36057() - bad irq number or handler\n", | |
1310 | ZR_DEVNAME(zr)); | |
1311 | } else if (result == -EBUSY) { | |
1312 | dprintk(1, | |
1313 | KERN_ERR | |
1314 | "%s: find_zr36057() - IRQ %d busy, change your PnP config in BIOS\n", | |
1315 | ZR_DEVNAME(zr), zr->pci_dev->irq); | |
1316 | } else { | |
1317 | dprintk(1, | |
1318 | KERN_ERR | |
1319 | "%s: find_zr36057() - can't assign irq, error code %d\n", | |
1320 | ZR_DEVNAME(zr), result); | |
1321 | } | |
1322 | goto zr_unmap; | |
1323 | } | |
1324 | ||
1325 | /* set PCI latency timer */ | |
1326 | pci_read_config_byte(zr->pci_dev, PCI_LATENCY_TIMER, | |
1327 | &latency); | |
1328 | need_latency = zr->revision > 1 ? 32 : 48; | |
1329 | if (latency != need_latency) { | |
1330 | dprintk(2, | |
1331 | KERN_INFO | |
1332 | "%s: Changing PCI latency from %d to %d.\n", | |
1333 | ZR_DEVNAME(zr), latency, need_latency); | |
1334 | pci_write_config_byte(zr->pci_dev, | |
1335 | PCI_LATENCY_TIMER, | |
1336 | need_latency); | |
1337 | } | |
1338 | ||
1339 | zr36057_restart(zr); | |
1340 | /* i2c */ | |
1341 | dprintk(2, KERN_INFO "%s: Initializing i2c bus...\n", | |
1342 | ZR_DEVNAME(zr)); | |
1343 | ||
1344 | /* i2c decoder */ | |
1345 | if (decoder[zr->id] != -1) { | |
1346 | i2c_dec_name = i2cid_to_modulename(decoder[zr->id]); | |
1347 | zr->card.i2c_decoder = decoder[zr->id]; | |
1348 | } else if (zr->card.i2c_decoder != 0) { | |
1349 | i2c_dec_name = | |
1350 | i2cid_to_modulename(zr->card.i2c_decoder); | |
1351 | } else { | |
1352 | i2c_dec_name = NULL; | |
1353 | } | |
1354 | ||
1355 | if (i2c_dec_name) { | |
1356 | if ((result = request_module(i2c_dec_name)) < 0) { | |
1357 | dprintk(1, | |
1358 | KERN_ERR | |
1359 | "%s: failed to load module %s: %d\n", | |
1360 | ZR_DEVNAME(zr), i2c_dec_name, result); | |
1361 | } | |
1362 | } | |
1363 | ||
1364 | /* i2c encoder */ | |
1365 | if (encoder[zr->id] != -1) { | |
1366 | i2c_enc_name = i2cid_to_modulename(encoder[zr->id]); | |
1367 | zr->card.i2c_encoder = encoder[zr->id]; | |
1368 | } else if (zr->card.i2c_encoder != 0) { | |
1369 | i2c_enc_name = | |
1370 | i2cid_to_modulename(zr->card.i2c_encoder); | |
1371 | } else { | |
1372 | i2c_enc_name = NULL; | |
1373 | } | |
1374 | ||
1375 | if (i2c_enc_name) { | |
1376 | if ((result = request_module(i2c_enc_name)) < 0) { | |
1377 | dprintk(1, | |
1378 | KERN_ERR | |
1379 | "%s: failed to load module %s: %d\n", | |
1380 | ZR_DEVNAME(zr), i2c_enc_name, result); | |
1381 | } | |
1382 | } | |
1383 | ||
1384 | if (zoran_register_i2c(zr) < 0) { | |
1385 | dprintk(1, | |
1386 | KERN_ERR | |
1387 | "%s: find_zr36057() - can't initialize i2c bus\n", | |
1388 | ZR_DEVNAME(zr)); | |
1389 | goto zr_free_irq; | |
1390 | } | |
1391 | ||
1392 | dprintk(2, | |
1393 | KERN_INFO "%s: Initializing videocodec bus...\n", | |
1394 | ZR_DEVNAME(zr)); | |
1395 | ||
1396 | if (zr->card.video_codec != 0 && | |
1397 | (codec_name = | |
1398 | codecid_to_modulename(zr->card.video_codec)) != NULL) { | |
1399 | if ((result = request_module(codec_name)) < 0) { | |
1400 | dprintk(1, | |
1401 | KERN_ERR | |
1402 | "%s: failed to load modules %s: %d\n", | |
1403 | ZR_DEVNAME(zr), codec_name, result); | |
1404 | } | |
1405 | } | |
1406 | if (zr->card.video_vfe != 0 && | |
1407 | (vfe_name = | |
1408 | codecid_to_modulename(zr->card.video_vfe)) != NULL) { | |
1409 | if ((result = request_module(vfe_name)) < 0) { | |
1410 | dprintk(1, | |
1411 | KERN_ERR | |
1412 | "%s: failed to load modules %s: %d\n", | |
1413 | ZR_DEVNAME(zr), vfe_name, result); | |
1414 | } | |
1415 | } | |
1416 | ||
1417 | /* reset JPEG codec */ | |
1418 | jpeg_codec_sleep(zr, 1); | |
1419 | jpeg_codec_reset(zr); | |
1420 | /* video bus enabled */ | |
1421 | /* display codec revision */ | |
1422 | if (zr->card.video_codec != 0) { | |
1423 | master_codec = zoran_setup_videocodec(zr, | |
1424 | zr->card.video_codec); | |
1425 | if (!master_codec) | |
1426 | goto zr_unreg_i2c; | |
1427 | zr->codec = videocodec_attach(master_codec); | |
1428 | if (!zr->codec) { | |
1429 | dprintk(1, | |
1430 | KERN_ERR | |
1431 | "%s: find_zr36057() - no codec found\n", | |
1432 | ZR_DEVNAME(zr)); | |
1433 | goto zr_free_codec; | |
1434 | } | |
1435 | if (zr->codec->type != zr->card.video_codec) { | |
1436 | dprintk(1, | |
1437 | KERN_ERR | |
1438 | "%s: find_zr36057() - wrong codec\n", | |
1439 | ZR_DEVNAME(zr)); | |
1440 | goto zr_detach_codec; | |
1441 | } | |
1442 | } | |
1443 | if (zr->card.video_vfe != 0) { | |
1444 | master_vfe = zoran_setup_videocodec(zr, | |
1445 | zr->card.video_vfe); | |
1446 | if (!master_vfe) | |
1447 | goto zr_detach_codec; | |
1448 | zr->vfe = videocodec_attach(master_vfe); | |
1449 | if (!zr->vfe) { | |
1450 | dprintk(1, | |
1451 | KERN_ERR | |
1452 | "%s: find_zr36057() - no VFE found\n", | |
1453 | ZR_DEVNAME(zr)); | |
1454 | goto zr_free_vfe; | |
1455 | } | |
1456 | if (zr->vfe->type != zr->card.video_vfe) { | |
1457 | dprintk(1, | |
1458 | KERN_ERR | |
1459 | "%s: find_zr36057() = wrong VFE\n", | |
1460 | ZR_DEVNAME(zr)); | |
1461 | goto zr_detach_vfe; | |
1462 | } | |
1463 | } | |
1464 | ||
1465 | zoran_num++; | |
1466 | continue; | |
1467 | ||
1468 | // Init errors | |
1469 | zr_detach_vfe: | |
1470 | videocodec_detach(zr->vfe); | |
1471 | zr_free_vfe: | |
1472 | kfree(master_vfe); | |
1473 | zr_detach_codec: | |
1474 | videocodec_detach(zr->codec); | |
1475 | zr_free_codec: | |
1476 | kfree(master_codec); | |
1477 | zr_unreg_i2c: | |
1478 | zoran_unregister_i2c(zr); | |
1479 | zr_free_irq: | |
1480 | btwrite(0, ZR36057_SPGPPCR); | |
1481 | free_irq(zr->pci_dev->irq, zr); | |
1482 | zr_unmap: | |
1483 | iounmap(zr->zr36057_mem); | |
1484 | continue; | |
1485 | } | |
1486 | if (zoran_num == 0) { | |
1487 | dprintk(1, KERN_INFO "No known MJPEG cards found.\n"); | |
1488 | } | |
1489 | return zoran_num; | |
1490 | } | |
1491 | ||
1492 | static int __init | |
1493 | init_dc10_cards (void) | |
1494 | { | |
1495 | int i; | |
1496 | ||
1497 | memset(zoran, 0, sizeof(zoran)); | |
1498 | printk(KERN_INFO "Zoran MJPEG board driver version %d.%d.%d\n", | |
1499 | MAJOR_VERSION, MINOR_VERSION, RELEASE_VERSION); | |
1500 | ||
1501 | /* Look for cards */ | |
1502 | if (find_zr36057() < 0) { | |
1503 | return -EIO; | |
1504 | } | |
1505 | if (zoran_num == 0) | |
1506 | return -ENODEV; | |
1507 | dprintk(1, KERN_INFO "%s: %d card(s) found\n", ZORAN_NAME, | |
1508 | zoran_num); | |
1509 | /* check the parameters we have been given, adjust if necessary */ | |
1510 | if (v4l_nbufs < 2) | |
1511 | v4l_nbufs = 2; | |
1512 | if (v4l_nbufs > VIDEO_MAX_FRAME) | |
1513 | v4l_nbufs = VIDEO_MAX_FRAME; | |
1514 | /* The user specfies the in KB, we want them in byte | |
1515 | * (and page aligned) */ | |
1516 | v4l_bufsize = PAGE_ALIGN(v4l_bufsize * 1024); | |
1517 | if (v4l_bufsize < 32768) | |
1518 | v4l_bufsize = 32768; | |
1519 | /* 2 MB is arbitrary but sufficient for the maximum possible images */ | |
1520 | if (v4l_bufsize > 2048 * 1024) | |
1521 | v4l_bufsize = 2048 * 1024; | |
1522 | if (jpg_nbufs < 4) | |
1523 | jpg_nbufs = 4; | |
1524 | if (jpg_nbufs > BUZ_MAX_FRAME) | |
1525 | jpg_nbufs = BUZ_MAX_FRAME; | |
1526 | jpg_bufsize = PAGE_ALIGN(jpg_bufsize * 1024); | |
1527 | if (jpg_bufsize < 8192) | |
1528 | jpg_bufsize = 8192; | |
1529 | if (jpg_bufsize > (512 * 1024)) | |
1530 | jpg_bufsize = 512 * 1024; | |
1531 | /* Use parameter for vidmem or try to find a video card */ | |
1532 | if (vidmem) { | |
1533 | dprintk(1, | |
1534 | KERN_INFO | |
1535 | "%s: Using supplied video memory base address @ 0x%lx\n", | |
1536 | ZORAN_NAME, vidmem); | |
1537 | } | |
1538 | ||
1539 | /* random nonsense */ | |
1540 | dprintk(5, KERN_DEBUG "Jotti is een held!\n"); | |
1541 | ||
1542 | /* some mainboards might not do PCI-PCI data transfer well */ | |
1543 | if (pci_pci_problems & PCIPCI_FAIL) { | |
1544 | dprintk(1, | |
1545 | KERN_WARNING | |
1546 | "%s: chipset may not support reliable PCI-PCI DMA\n", | |
1547 | ZORAN_NAME); | |
1548 | } | |
1549 | ||
1550 | /* take care of Natoma chipset and a revision 1 zr36057 */ | |
1551 | for (i = 0; i < zoran_num; i++) { | |
1552 | struct zoran *zr = &zoran[i]; | |
1553 | ||
1554 | if (pci_pci_problems & PCIPCI_NATOMA && zr->revision <= 1) { | |
1555 | zr->jpg_buffers.need_contiguous = 1; | |
1556 | dprintk(1, | |
1557 | KERN_INFO | |
1558 | "%s: ZR36057/Natoma bug, max. buffer size is 128K\n", | |
1559 | ZR_DEVNAME(zr)); | |
1560 | } | |
1561 | ||
1562 | if (zr36057_init(zr) < 0) { | |
1563 | for (i = 0; i < zoran_num; i++) | |
1564 | zoran_release(&zoran[i]); | |
1565 | return -EIO; | |
1566 | } | |
1567 | zoran_proc_init(zr); | |
1568 | } | |
1569 | ||
1570 | return 0; | |
1571 | } | |
1572 | ||
1573 | static void __exit | |
1574 | unload_dc10_cards (void) | |
1575 | { | |
1576 | int i; | |
1577 | ||
1578 | for (i = 0; i < zoran_num; i++) | |
1579 | zoran_release(&zoran[i]); | |
1580 | } | |
1581 | ||
1582 | module_init(init_dc10_cards); | |
1583 | module_exit(unload_dc10_cards); |