Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
Mauro Carvalho Chehab | d56410e | 2006-03-25 09:19:53 -0300 | [diff] [blame] | 7 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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> |
Ingo Molnar | 384c368 | 2006-03-22 03:54:16 -0300 | [diff] [blame] | 50 | #include <linux/mutex.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | |
| 52 | #include <asm/io.h> |
| 53 | |
| 54 | #include "videocodec.h" |
| 55 | #include "zoran.h" |
| 56 | #include "zoran_card.h" |
| 57 | #include "zoran_device.h" |
| 58 | #include "zoran_procfs.h" |
| 59 | |
| 60 | #define I2C_NAME(x) (x)->name |
| 61 | |
| 62 | extern const struct zoran_format zoran_formats[]; |
| 63 | |
| 64 | static int card[BUZ_MAX] = { -1, -1, -1, -1 }; |
| 65 | module_param_array(card, int, NULL, 0); |
| 66 | MODULE_PARM_DESC(card, "The type of card"); |
| 67 | |
| 68 | static int encoder[BUZ_MAX] = { -1, -1, -1, -1 }; |
| 69 | module_param_array(encoder, int, NULL, 0); |
| 70 | MODULE_PARM_DESC(encoder, "i2c TV encoder"); |
| 71 | |
| 72 | static int decoder[BUZ_MAX] = { -1, -1, -1, -1 }; |
| 73 | module_param_array(decoder, int, NULL, 0); |
| 74 | MODULE_PARM_DESC(decoder, "i2c TV decoder"); |
| 75 | |
| 76 | /* |
| 77 | The video mem address of the video card. |
| 78 | The driver has a little database for some videocards |
| 79 | to determine it from there. If your video card is not in there |
| 80 | you have either to give it to the driver as a parameter |
| 81 | or set in in a VIDIOCSFBUF ioctl |
| 82 | */ |
| 83 | |
| 84 | static unsigned long vidmem = 0; /* Video memory base address */ |
| 85 | module_param(vidmem, ulong, 0); |
| 86 | |
| 87 | /* |
| 88 | Default input and video norm at startup of the driver. |
| 89 | */ |
| 90 | |
| 91 | static int default_input = 0; /* 0=Composite, 1=S-Video */ |
| 92 | module_param(default_input, int, 0); |
| 93 | MODULE_PARM_DESC(default_input, |
| 94 | "Default input (0=Composite, 1=S-Video, 2=Internal)"); |
| 95 | |
| 96 | static int default_norm = 0; /* 0=PAL, 1=NTSC 2=SECAM */ |
| 97 | module_param(default_norm, int, 0); |
| 98 | MODULE_PARM_DESC(default_norm, "Default norm (0=PAL, 1=NTSC, 2=SECAM)"); |
| 99 | |
| 100 | static int video_nr = -1; /* /dev/videoN, -1 for autodetect */ |
| 101 | module_param(video_nr, int, 0); |
| 102 | MODULE_PARM_DESC(video_nr, "video device number"); |
| 103 | |
| 104 | /* |
| 105 | Number and size of grab buffers for Video 4 Linux |
| 106 | The vast majority of applications should not need more than 2, |
| 107 | the very popular BTTV driver actually does ONLY have 2. |
| 108 | Time sensitive applications might need more, the maximum |
| 109 | is VIDEO_MAX_FRAME (defined in <linux/videodev.h>). |
| 110 | |
| 111 | The size is set so that the maximum possible request |
| 112 | can be satisfied. Decrease it, if bigphys_area alloc'd |
| 113 | memory is low. If you don't have the bigphys_area patch, |
| 114 | set it to 128 KB. Will you allow only to grab small |
| 115 | images with V4L, but that's better than nothing. |
| 116 | |
| 117 | v4l_bufsize has to be given in KB ! |
| 118 | |
| 119 | */ |
| 120 | |
| 121 | int v4l_nbufs = 2; |
| 122 | int v4l_bufsize = 128; /* Everybody should be able to work with this setting */ |
| 123 | module_param(v4l_nbufs, int, 0); |
| 124 | MODULE_PARM_DESC(v4l_nbufs, "Maximum number of V4L buffers to use"); |
| 125 | module_param(v4l_bufsize, int, 0); |
| 126 | MODULE_PARM_DESC(v4l_bufsize, "Maximum size per V4L buffer (in kB)"); |
| 127 | |
| 128 | int jpg_nbufs = 32; |
| 129 | int jpg_bufsize = 512; /* max size for 100% quality full-PAL frame */ |
| 130 | module_param(jpg_nbufs, int, 0); |
| 131 | MODULE_PARM_DESC(jpg_nbufs, "Maximum number of JPG buffers to use"); |
| 132 | module_param(jpg_bufsize, int, 0); |
| 133 | MODULE_PARM_DESC(jpg_bufsize, "Maximum size per JPG buffer (in kB)"); |
| 134 | |
| 135 | int pass_through = 0; /* 1=Pass through TV signal when device is not used */ |
| 136 | /* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */ |
| 137 | module_param(pass_through, int, 0); |
| 138 | MODULE_PARM_DESC(pass_through, |
| 139 | "Pass TV signal through to TV-out when idling"); |
| 140 | |
| 141 | static int debug = 1; |
| 142 | int *zr_debug = &debug; |
| 143 | module_param(debug, int, 0); |
| 144 | MODULE_PARM_DESC(debug, "Debug level (0-4)"); |
| 145 | |
| 146 | MODULE_DESCRIPTION("Zoran-36057/36067 JPEG codec driver"); |
| 147 | MODULE_AUTHOR("Serguei Miridonov"); |
| 148 | MODULE_LICENSE("GPL"); |
| 149 | |
| 150 | static struct pci_device_id zr36067_pci_tbl[] = { |
| 151 | {PCI_VENDOR_ID_ZORAN, PCI_DEVICE_ID_ZORAN_36057, |
| 152 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, |
| 153 | {0} |
| 154 | }; |
| 155 | MODULE_DEVICE_TABLE(pci, zr36067_pci_tbl); |
| 156 | |
| 157 | #define dprintk(num, format, args...) \ |
| 158 | do { \ |
| 159 | if (*zr_debug >= num) \ |
| 160 | printk(format, ##args); \ |
| 161 | } while (0) |
| 162 | |
| 163 | int zoran_num; /* number of Buzs in use */ |
| 164 | struct zoran zoran[BUZ_MAX]; |
| 165 | |
| 166 | /* videocodec bus functions ZR36060 */ |
| 167 | static u32 |
| 168 | zr36060_read (struct videocodec *codec, |
| 169 | u16 reg) |
| 170 | { |
| 171 | struct zoran *zr = (struct zoran *) codec->master_data->data; |
| 172 | __u32 data; |
| 173 | |
| 174 | if (post_office_wait(zr) |
| 175 | || post_office_write(zr, 0, 1, reg >> 8) |
| 176 | || post_office_write(zr, 0, 2, reg & 0xff)) { |
| 177 | return -1; |
| 178 | } |
| 179 | |
| 180 | data = post_office_read(zr, 0, 3) & 0xff; |
| 181 | return data; |
| 182 | } |
| 183 | |
| 184 | static void |
| 185 | zr36060_write (struct videocodec *codec, |
| 186 | u16 reg, |
| 187 | u32 val) |
| 188 | { |
| 189 | struct zoran *zr = (struct zoran *) codec->master_data->data; |
| 190 | |
| 191 | if (post_office_wait(zr) |
| 192 | || post_office_write(zr, 0, 1, reg >> 8) |
| 193 | || post_office_write(zr, 0, 2, reg & 0xff)) { |
| 194 | return; |
| 195 | } |
| 196 | |
| 197 | post_office_write(zr, 0, 3, val & 0xff); |
| 198 | } |
| 199 | |
| 200 | /* videocodec bus functions ZR36050 */ |
| 201 | static u32 |
| 202 | zr36050_read (struct videocodec *codec, |
| 203 | u16 reg) |
| 204 | { |
| 205 | struct zoran *zr = (struct zoran *) codec->master_data->data; |
| 206 | __u32 data; |
| 207 | |
| 208 | if (post_office_wait(zr) |
| 209 | || post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES |
| 210 | return -1; |
| 211 | } |
| 212 | |
| 213 | data = post_office_read(zr, 0, reg & 0x03) & 0xff; // reg. LOWBYTES + read |
| 214 | return data; |
| 215 | } |
| 216 | |
| 217 | static void |
| 218 | zr36050_write (struct videocodec *codec, |
| 219 | u16 reg, |
| 220 | u32 val) |
| 221 | { |
| 222 | struct zoran *zr = (struct zoran *) codec->master_data->data; |
| 223 | |
| 224 | if (post_office_wait(zr) |
| 225 | || post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES |
| 226 | return; |
| 227 | } |
| 228 | |
| 229 | post_office_write(zr, 0, reg & 0x03, val & 0xff); // reg. LOWBYTES + wr. data |
| 230 | } |
| 231 | |
| 232 | /* videocodec bus functions ZR36016 */ |
| 233 | static u32 |
| 234 | zr36016_read (struct videocodec *codec, |
| 235 | u16 reg) |
| 236 | { |
| 237 | struct zoran *zr = (struct zoran *) codec->master_data->data; |
| 238 | __u32 data; |
| 239 | |
| 240 | if (post_office_wait(zr)) { |
| 241 | return -1; |
| 242 | } |
| 243 | |
| 244 | data = post_office_read(zr, 2, reg & 0x03) & 0xff; // read |
| 245 | return data; |
| 246 | } |
| 247 | |
| 248 | /* hack for in zoran_device.c */ |
| 249 | void |
| 250 | zr36016_write (struct videocodec *codec, |
| 251 | u16 reg, |
| 252 | u32 val) |
| 253 | { |
| 254 | struct zoran *zr = (struct zoran *) codec->master_data->data; |
| 255 | |
| 256 | if (post_office_wait(zr)) { |
| 257 | return; |
| 258 | } |
| 259 | |
| 260 | post_office_write(zr, 2, reg & 0x03, val & 0x0ff); // wr. data |
| 261 | } |
| 262 | |
| 263 | /* |
| 264 | * Board specific information |
| 265 | */ |
| 266 | |
| 267 | static void |
| 268 | dc10_init (struct zoran *zr) |
| 269 | { |
| 270 | dprintk(3, KERN_DEBUG "%s: dc10_init()\n", ZR_DEVNAME(zr)); |
| 271 | |
| 272 | /* Pixel clock selection */ |
| 273 | GPIO(zr, 4, 0); |
| 274 | GPIO(zr, 5, 1); |
| 275 | /* Enable the video bus sync signals */ |
| 276 | GPIO(zr, 7, 0); |
| 277 | } |
| 278 | |
| 279 | static void |
| 280 | dc10plus_init (struct zoran *zr) |
| 281 | { |
| 282 | dprintk(3, KERN_DEBUG "%s: dc10plus_init()\n", ZR_DEVNAME(zr)); |
| 283 | } |
| 284 | |
| 285 | static void |
| 286 | buz_init (struct zoran *zr) |
| 287 | { |
| 288 | dprintk(3, KERN_DEBUG "%s: buz_init()\n", ZR_DEVNAME(zr)); |
| 289 | |
| 290 | /* some stuff from Iomega */ |
| 291 | pci_write_config_dword(zr->pci_dev, 0xfc, 0x90680f15); |
| 292 | pci_write_config_dword(zr->pci_dev, 0x0c, 0x00012020); |
| 293 | pci_write_config_dword(zr->pci_dev, 0xe8, 0xc0200000); |
| 294 | } |
| 295 | |
| 296 | static void |
| 297 | lml33_init (struct zoran *zr) |
| 298 | { |
| 299 | dprintk(3, KERN_DEBUG "%s: lml33_init()\n", ZR_DEVNAME(zr)); |
| 300 | |
| 301 | GPIO(zr, 2, 1); // Set Composite input/output |
| 302 | } |
| 303 | |
| 304 | static char * |
| 305 | i2cid_to_modulename (u16 i2c_id) |
| 306 | { |
| 307 | char *name = NULL; |
| 308 | |
| 309 | switch (i2c_id) { |
| 310 | case I2C_DRIVERID_SAA7110: |
| 311 | name = "saa7110"; |
| 312 | break; |
| 313 | case I2C_DRIVERID_SAA7111A: |
| 314 | name = "saa7111"; |
| 315 | break; |
| 316 | case I2C_DRIVERID_SAA7114: |
| 317 | name = "saa7114"; |
| 318 | break; |
| 319 | case I2C_DRIVERID_SAA7185B: |
| 320 | name = "saa7185"; |
| 321 | break; |
| 322 | case I2C_DRIVERID_ADV7170: |
| 323 | name = "adv7170"; |
| 324 | break; |
| 325 | case I2C_DRIVERID_ADV7175: |
| 326 | name = "adv7175"; |
| 327 | break; |
| 328 | case I2C_DRIVERID_BT819: |
| 329 | name = "bt819"; |
| 330 | break; |
| 331 | case I2C_DRIVERID_BT856: |
| 332 | name = "bt856"; |
| 333 | break; |
| 334 | case I2C_DRIVERID_VPX3220: |
| 335 | name = "vpx3220"; |
| 336 | break; |
| 337 | /* case I2C_DRIVERID_VPX3224: |
| 338 | name = "vpx3224"; |
| 339 | break; |
| 340 | case I2C_DRIVERID_MSE3000: |
| 341 | name = "mse3000"; |
| 342 | break;*/ |
| 343 | default: |
| 344 | break; |
| 345 | } |
| 346 | |
| 347 | return name; |
| 348 | } |
| 349 | |
| 350 | static char * |
| 351 | codecid_to_modulename (u16 codecid) |
| 352 | { |
| 353 | char *name = NULL; |
| 354 | |
| 355 | switch (codecid) { |
| 356 | case CODEC_TYPE_ZR36060: |
| 357 | name = "zr36060"; |
| 358 | break; |
| 359 | case CODEC_TYPE_ZR36050: |
| 360 | name = "zr36050"; |
| 361 | break; |
| 362 | case CODEC_TYPE_ZR36016: |
| 363 | name = "zr36016"; |
| 364 | break; |
| 365 | default: |
| 366 | break; |
| 367 | } |
| 368 | |
| 369 | return name; |
| 370 | } |
| 371 | |
| 372 | // struct tvnorm { |
| 373 | // u16 Wt, Wa, HStart, HSyncStart, Ht, Ha, VStart; |
| 374 | // }; |
| 375 | |
| 376 | static struct tvnorm f50sqpixel = { 944, 768, 83, 880, 625, 576, 16 }; |
| 377 | static struct tvnorm f60sqpixel = { 780, 640, 51, 716, 525, 480, 12 }; |
| 378 | static struct tvnorm f50ccir601 = { 864, 720, 75, 804, 625, 576, 18 }; |
| 379 | static struct tvnorm f60ccir601 = { 858, 720, 57, 788, 525, 480, 16 }; |
| 380 | |
| 381 | static struct tvnorm f50ccir601_lml33 = { 864, 720, 75+34, 804, 625, 576, 18 }; |
| 382 | static struct tvnorm f60ccir601_lml33 = { 858, 720, 57+34, 788, 525, 480, 16 }; |
| 383 | |
| 384 | /* The DC10 (57/16/50) uses VActive as HSync, so HStart must be 0 */ |
| 385 | static struct tvnorm f50sqpixel_dc10 = { 944, 768, 0, 880, 625, 576, 0 }; |
| 386 | static struct tvnorm f60sqpixel_dc10 = { 780, 640, 0, 716, 525, 480, 12 }; |
| 387 | |
| 388 | /* FIXME: I cannot swap U and V in saa7114, so i do one |
| 389 | * pixel left shift in zoran (75 -> 74) |
| 390 | * (Maxim Yevtyushkin <max@linuxmedialabs.com>) */ |
| 391 | static struct tvnorm f50ccir601_lm33r10 = { 864, 720, 74+54, 804, 625, 576, 18 }; |
| 392 | static struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56+54, 788, 525, 480, 16 }; |
| 393 | |
| 394 | static struct card_info zoran_cards[NUM_CARDS] __devinitdata = { |
| 395 | { |
| 396 | .type = DC10_old, |
| 397 | .name = "DC10(old)", |
| 398 | .i2c_decoder = I2C_DRIVERID_VPX3220, |
| 399 | /*.i2c_encoder = I2C_DRIVERID_MSE3000,*/ |
| 400 | .video_codec = CODEC_TYPE_ZR36050, |
| 401 | .video_vfe = CODEC_TYPE_ZR36016, |
| 402 | |
| 403 | .inputs = 3, |
| 404 | .input = { |
| 405 | { 1, "Composite" }, |
| 406 | { 2, "S-Video" }, |
| 407 | { 0, "Internal/comp" } |
| 408 | }, |
| 409 | .norms = 3, |
| 410 | .tvn = { |
| 411 | &f50sqpixel_dc10, |
| 412 | &f60sqpixel_dc10, |
| 413 | &f50sqpixel_dc10 |
| 414 | }, |
| 415 | .jpeg_int = 0, |
| 416 | .vsync_int = ZR36057_ISR_GIRQ1, |
| 417 | .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 }, |
| 418 | .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 }, |
| 419 | .gpcs = { -1, 0 }, |
| 420 | .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, |
| 421 | .gws_not_connected = 0, |
| 422 | .init = &dc10_init, |
| 423 | }, { |
| 424 | .type = DC10_new, |
| 425 | .name = "DC10(new)", |
| 426 | .i2c_decoder = I2C_DRIVERID_SAA7110, |
| 427 | .i2c_encoder = I2C_DRIVERID_ADV7175, |
| 428 | .video_codec = CODEC_TYPE_ZR36060, |
| 429 | |
| 430 | .inputs = 3, |
| 431 | .input = { |
| 432 | { 0, "Composite" }, |
| 433 | { 7, "S-Video" }, |
| 434 | { 5, "Internal/comp" } |
| 435 | }, |
| 436 | .norms = 3, |
| 437 | .tvn = { |
| 438 | &f50sqpixel, |
| 439 | &f60sqpixel, |
| 440 | &f50sqpixel}, |
| 441 | .jpeg_int = ZR36057_ISR_GIRQ0, |
| 442 | .vsync_int = ZR36057_ISR_GIRQ1, |
| 443 | .gpio = { 3, 0, 6, 1, 2, -1, 4, 5 }, |
| 444 | .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, |
| 445 | .gpcs = { -1, 1}, |
| 446 | .vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 }, |
| 447 | .gws_not_connected = 0, |
| 448 | .init = &dc10plus_init, |
| 449 | }, { |
| 450 | .type = DC10plus, |
| 451 | .name = "DC10plus", |
| 452 | .vendor_id = PCI_VENDOR_ID_MIRO, |
| 453 | .device_id = PCI_DEVICE_ID_MIRO_DC10PLUS, |
| 454 | .i2c_decoder = I2C_DRIVERID_SAA7110, |
| 455 | .i2c_encoder = I2C_DRIVERID_ADV7175, |
| 456 | .video_codec = CODEC_TYPE_ZR36060, |
| 457 | |
| 458 | .inputs = 3, |
| 459 | .input = { |
| 460 | { 0, "Composite" }, |
| 461 | { 7, "S-Video" }, |
| 462 | { 5, "Internal/comp" } |
| 463 | }, |
| 464 | .norms = 3, |
| 465 | .tvn = { |
| 466 | &f50sqpixel, |
| 467 | &f60sqpixel, |
| 468 | &f50sqpixel |
| 469 | }, |
| 470 | .jpeg_int = ZR36057_ISR_GIRQ0, |
| 471 | .vsync_int = ZR36057_ISR_GIRQ1, |
| 472 | .gpio = { 3, 0, 6, 1, 2, -1, 4, 5 }, |
| 473 | .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, |
| 474 | .gpcs = { -1, 1 }, |
| 475 | .vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 }, |
| 476 | .gws_not_connected = 0, |
| 477 | .init = &dc10plus_init, |
| 478 | }, { |
| 479 | .type = DC30, |
| 480 | .name = "DC30", |
| 481 | .i2c_decoder = I2C_DRIVERID_VPX3220, |
| 482 | .i2c_encoder = I2C_DRIVERID_ADV7175, |
| 483 | .video_codec = CODEC_TYPE_ZR36050, |
| 484 | .video_vfe = CODEC_TYPE_ZR36016, |
| 485 | |
| 486 | .inputs = 3, |
| 487 | .input = { |
| 488 | { 1, "Composite" }, |
| 489 | { 2, "S-Video" }, |
| 490 | { 0, "Internal/comp" } |
| 491 | }, |
| 492 | .norms = 3, |
| 493 | .tvn = { |
| 494 | &f50sqpixel_dc10, |
| 495 | &f60sqpixel_dc10, |
| 496 | &f50sqpixel_dc10 |
| 497 | }, |
| 498 | .jpeg_int = 0, |
| 499 | .vsync_int = ZR36057_ISR_GIRQ1, |
| 500 | .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 }, |
| 501 | .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 }, |
| 502 | .gpcs = { -1, 0 }, |
| 503 | .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, |
| 504 | .gws_not_connected = 0, |
| 505 | .init = &dc10_init, |
| 506 | }, { |
| 507 | .type = DC30plus, |
| 508 | .name = "DC30plus", |
| 509 | .vendor_id = PCI_VENDOR_ID_MIRO, |
| 510 | .device_id = PCI_DEVICE_ID_MIRO_DC30PLUS, |
| 511 | .i2c_decoder = I2C_DRIVERID_VPX3220, |
| 512 | .i2c_encoder = I2C_DRIVERID_ADV7175, |
| 513 | .video_codec = CODEC_TYPE_ZR36050, |
| 514 | .video_vfe = CODEC_TYPE_ZR36016, |
| 515 | |
| 516 | .inputs = 3, |
| 517 | .input = { |
| 518 | { 1, "Composite" }, |
| 519 | { 2, "S-Video" }, |
| 520 | { 0, "Internal/comp" } |
| 521 | }, |
| 522 | .norms = 3, |
| 523 | .tvn = { |
| 524 | &f50sqpixel_dc10, |
| 525 | &f60sqpixel_dc10, |
| 526 | &f50sqpixel_dc10 |
| 527 | }, |
| 528 | .jpeg_int = 0, |
| 529 | .vsync_int = ZR36057_ISR_GIRQ1, |
| 530 | .gpio = { 2, 1, -1, 3, 7, 0, 4, 5 }, |
| 531 | .gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 }, |
| 532 | .gpcs = { -1, 0 }, |
| 533 | .vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, |
| 534 | .gws_not_connected = 0, |
| 535 | .init = &dc10_init, |
| 536 | }, { |
| 537 | .type = LML33, |
| 538 | .name = "LML33", |
| 539 | .i2c_decoder = I2C_DRIVERID_BT819, |
| 540 | .i2c_encoder = I2C_DRIVERID_BT856, |
| 541 | .video_codec = CODEC_TYPE_ZR36060, |
| 542 | |
| 543 | .inputs = 2, |
| 544 | .input = { |
| 545 | { 0, "Composite" }, |
| 546 | { 7, "S-Video" } |
| 547 | }, |
| 548 | .norms = 2, |
| 549 | .tvn = { |
| 550 | &f50ccir601_lml33, |
| 551 | &f60ccir601_lml33, |
| 552 | NULL |
| 553 | }, |
| 554 | .jpeg_int = ZR36057_ISR_GIRQ1, |
| 555 | .vsync_int = ZR36057_ISR_GIRQ0, |
| 556 | .gpio = { 1, -1, 3, 5, 7, -1, -1, -1 }, |
| 557 | .gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 }, |
| 558 | .gpcs = { 3, 1 }, |
| 559 | .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 }, |
| 560 | .gws_not_connected = 1, |
| 561 | .init = &lml33_init, |
| 562 | }, { |
| 563 | .type = LML33R10, |
| 564 | .name = "LML33R10", |
| 565 | .vendor_id = PCI_VENDOR_ID_ELECTRONICDESIGNGMBH, |
| 566 | .device_id = PCI_DEVICE_ID_LML_33R10, |
| 567 | .i2c_decoder = I2C_DRIVERID_SAA7114, |
| 568 | .i2c_encoder = I2C_DRIVERID_ADV7170, |
| 569 | .video_codec = CODEC_TYPE_ZR36060, |
| 570 | |
| 571 | .inputs = 2, |
| 572 | .input = { |
| 573 | { 0, "Composite" }, |
| 574 | { 7, "S-Video" } |
| 575 | }, |
| 576 | .norms = 2, |
| 577 | .tvn = { |
| 578 | &f50ccir601_lm33r10, |
| 579 | &f60ccir601_lm33r10, |
| 580 | NULL |
| 581 | }, |
| 582 | .jpeg_int = ZR36057_ISR_GIRQ1, |
| 583 | .vsync_int = ZR36057_ISR_GIRQ0, |
| 584 | .gpio = { 1, -1, 3, 5, 7, -1, -1, -1 }, |
| 585 | .gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 }, |
| 586 | .gpcs = { 3, 1 }, |
| 587 | .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 }, |
| 588 | .gws_not_connected = 1, |
| 589 | .init = &lml33_init, |
| 590 | }, { |
| 591 | .type = BUZ, |
| 592 | .name = "Buz", |
| 593 | .vendor_id = PCI_VENDOR_ID_IOMEGA, |
| 594 | .device_id = PCI_DEVICE_ID_IOMEGA_BUZ, |
| 595 | .i2c_decoder = I2C_DRIVERID_SAA7111A, |
| 596 | .i2c_encoder = I2C_DRIVERID_SAA7185B, |
| 597 | .video_codec = CODEC_TYPE_ZR36060, |
| 598 | |
| 599 | .inputs = 2, |
| 600 | .input = { |
| 601 | { 3, "Composite" }, |
| 602 | { 7, "S-Video" } |
| 603 | }, |
| 604 | .norms = 3, |
| 605 | .tvn = { |
| 606 | &f50ccir601, |
| 607 | &f60ccir601, |
| 608 | &f50ccir601 |
| 609 | }, |
| 610 | .jpeg_int = ZR36057_ISR_GIRQ1, |
| 611 | .vsync_int = ZR36057_ISR_GIRQ0, |
| 612 | .gpio = { 1, -1, 3, -1, -1, -1, -1, -1 }, |
| 613 | .gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, |
| 614 | .gpcs = { 3, 1 }, |
| 615 | .vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 }, |
| 616 | .gws_not_connected = 1, |
| 617 | .init = &buz_init, |
| 618 | } |
| 619 | }; |
| 620 | |
| 621 | /* |
| 622 | * I2C functions |
| 623 | */ |
| 624 | /* software I2C functions */ |
| 625 | static int |
| 626 | zoran_i2c_getsda (void *data) |
| 627 | { |
| 628 | struct zoran *zr = (struct zoran *) data; |
| 629 | |
| 630 | return (btread(ZR36057_I2CBR) >> 1) & 1; |
| 631 | } |
| 632 | |
| 633 | static int |
| 634 | zoran_i2c_getscl (void *data) |
| 635 | { |
| 636 | struct zoran *zr = (struct zoran *) data; |
| 637 | |
| 638 | return btread(ZR36057_I2CBR) & 1; |
| 639 | } |
| 640 | |
| 641 | static void |
| 642 | zoran_i2c_setsda (void *data, |
| 643 | int state) |
| 644 | { |
| 645 | struct zoran *zr = (struct zoran *) data; |
| 646 | |
| 647 | if (state) |
| 648 | zr->i2cbr |= 2; |
| 649 | else |
| 650 | zr->i2cbr &= ~2; |
| 651 | btwrite(zr->i2cbr, ZR36057_I2CBR); |
| 652 | } |
| 653 | |
| 654 | static void |
| 655 | zoran_i2c_setscl (void *data, |
| 656 | int state) |
| 657 | { |
| 658 | struct zoran *zr = (struct zoran *) data; |
| 659 | |
| 660 | if (state) |
| 661 | zr->i2cbr |= 1; |
| 662 | else |
| 663 | zr->i2cbr &= ~1; |
| 664 | btwrite(zr->i2cbr, ZR36057_I2CBR); |
| 665 | } |
| 666 | |
| 667 | static int |
| 668 | zoran_i2c_client_register (struct i2c_client *client) |
| 669 | { |
| 670 | struct zoran *zr = (struct zoran *) i2c_get_adapdata(client->adapter); |
| 671 | int res = 0; |
| 672 | |
| 673 | dprintk(2, |
| 674 | KERN_DEBUG "%s: i2c_client_register() - driver id = %d\n", |
| 675 | ZR_DEVNAME(zr), client->driver->id); |
| 676 | |
Ingo Molnar | 384c368 | 2006-03-22 03:54:16 -0300 | [diff] [blame] | 677 | mutex_lock(&zr->resource_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 678 | |
| 679 | if (zr->user > 0) { |
| 680 | /* we're already busy, so we keep a reference to |
| 681 | * them... Could do a lot of stuff here, but this |
| 682 | * is easiest. (Did I ever mention I'm a lazy ass?) |
| 683 | */ |
| 684 | res = -EBUSY; |
| 685 | goto clientreg_unlock_and_return; |
| 686 | } |
| 687 | |
| 688 | if (client->driver->id == zr->card.i2c_decoder) |
| 689 | zr->decoder = client; |
| 690 | else if (client->driver->id == zr->card.i2c_encoder) |
| 691 | zr->encoder = client; |
| 692 | else { |
| 693 | res = -ENODEV; |
| 694 | goto clientreg_unlock_and_return; |
| 695 | } |
| 696 | |
| 697 | clientreg_unlock_and_return: |
Ingo Molnar | 384c368 | 2006-03-22 03:54:16 -0300 | [diff] [blame] | 698 | mutex_unlock(&zr->resource_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 699 | |
| 700 | return res; |
| 701 | } |
| 702 | |
| 703 | static int |
| 704 | zoran_i2c_client_unregister (struct i2c_client *client) |
| 705 | { |
| 706 | struct zoran *zr = (struct zoran *) i2c_get_adapdata(client->adapter); |
| 707 | int res = 0; |
| 708 | |
| 709 | dprintk(2, KERN_DEBUG "%s: i2c_client_unregister()\n", ZR_DEVNAME(zr)); |
| 710 | |
Ingo Molnar | 384c368 | 2006-03-22 03:54:16 -0300 | [diff] [blame] | 711 | mutex_lock(&zr->resource_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 712 | |
| 713 | if (zr->user > 0) { |
| 714 | res = -EBUSY; |
| 715 | goto clientunreg_unlock_and_return; |
| 716 | } |
| 717 | |
| 718 | /* try to locate it */ |
| 719 | if (client == zr->encoder) { |
| 720 | zr->encoder = NULL; |
| 721 | } else if (client == zr->decoder) { |
| 722 | zr->decoder = NULL; |
| 723 | snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%d]", zr->id); |
| 724 | } |
| 725 | clientunreg_unlock_and_return: |
Ingo Molnar | 384c368 | 2006-03-22 03:54:16 -0300 | [diff] [blame] | 726 | mutex_unlock(&zr->resource_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 727 | return res; |
| 728 | } |
| 729 | |
| 730 | static struct i2c_algo_bit_data zoran_i2c_bit_data_template = { |
| 731 | .setsda = zoran_i2c_setsda, |
| 732 | .setscl = zoran_i2c_setscl, |
| 733 | .getsda = zoran_i2c_getsda, |
| 734 | .getscl = zoran_i2c_getscl, |
| 735 | .udelay = 10, |
| 736 | .mdelay = 0, |
| 737 | .timeout = 100, |
| 738 | }; |
| 739 | |
| 740 | static struct i2c_adapter zoran_i2c_adapter_template = { |
Jean Delvare | fae91e7 | 2005-08-15 19:57:04 +0200 | [diff] [blame] | 741 | .name = "zr36057", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 742 | .id = I2C_HW_B_ZR36067, |
| 743 | .algo = NULL, |
| 744 | .client_register = zoran_i2c_client_register, |
| 745 | .client_unregister = zoran_i2c_client_unregister, |
| 746 | }; |
| 747 | |
| 748 | static int |
| 749 | zoran_register_i2c (struct zoran *zr) |
| 750 | { |
| 751 | memcpy(&zr->i2c_algo, &zoran_i2c_bit_data_template, |
| 752 | sizeof(struct i2c_algo_bit_data)); |
| 753 | zr->i2c_algo.data = zr; |
| 754 | memcpy(&zr->i2c_adapter, &zoran_i2c_adapter_template, |
| 755 | sizeof(struct i2c_adapter)); |
| 756 | strncpy(I2C_NAME(&zr->i2c_adapter), ZR_DEVNAME(zr), |
| 757 | sizeof(I2C_NAME(&zr->i2c_adapter)) - 1); |
| 758 | i2c_set_adapdata(&zr->i2c_adapter, zr); |
| 759 | zr->i2c_adapter.algo_data = &zr->i2c_algo; |
| 760 | return i2c_bit_add_bus(&zr->i2c_adapter); |
| 761 | } |
| 762 | |
| 763 | static void |
| 764 | zoran_unregister_i2c (struct zoran *zr) |
| 765 | { |
| 766 | i2c_bit_del_bus((&zr->i2c_adapter)); |
| 767 | } |
| 768 | |
| 769 | /* Check a zoran_params struct for correctness, insert default params */ |
| 770 | |
| 771 | int |
| 772 | zoran_check_jpg_settings (struct zoran *zr, |
| 773 | struct zoran_jpg_settings *settings) |
| 774 | { |
| 775 | int err = 0, err0 = 0; |
| 776 | |
| 777 | dprintk(4, |
| 778 | KERN_DEBUG |
| 779 | "%s: check_jpg_settings() - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n", |
| 780 | ZR_DEVNAME(zr), settings->decimation, settings->HorDcm, |
| 781 | settings->VerDcm, settings->TmpDcm); |
| 782 | dprintk(4, |
| 783 | KERN_DEBUG |
| 784 | "%s: check_jpg_settings() - x: %d, y: %d, w: %d, y: %d\n", |
| 785 | ZR_DEVNAME(zr), settings->img_x, settings->img_y, |
| 786 | settings->img_width, settings->img_height); |
| 787 | /* Check decimation, set default values for decimation = 1, 2, 4 */ |
| 788 | switch (settings->decimation) { |
| 789 | case 1: |
| 790 | |
| 791 | settings->HorDcm = 1; |
| 792 | settings->VerDcm = 1; |
| 793 | settings->TmpDcm = 1; |
| 794 | settings->field_per_buff = 2; |
| 795 | settings->img_x = 0; |
| 796 | settings->img_y = 0; |
| 797 | settings->img_width = BUZ_MAX_WIDTH; |
| 798 | settings->img_height = BUZ_MAX_HEIGHT / 2; |
| 799 | break; |
| 800 | case 2: |
| 801 | |
| 802 | settings->HorDcm = 2; |
| 803 | settings->VerDcm = 1; |
| 804 | settings->TmpDcm = 2; |
| 805 | settings->field_per_buff = 1; |
| 806 | settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0; |
| 807 | settings->img_y = 0; |
| 808 | settings->img_width = |
| 809 | (BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH; |
| 810 | settings->img_height = BUZ_MAX_HEIGHT / 2; |
| 811 | break; |
| 812 | case 4: |
| 813 | |
| 814 | if (zr->card.type == DC10_new) { |
| 815 | dprintk(1, |
| 816 | KERN_DEBUG |
| 817 | "%s: check_jpg_settings() - HDec by 4 is not supported on the DC10\n", |
| 818 | ZR_DEVNAME(zr)); |
| 819 | err0++; |
| 820 | break; |
| 821 | } |
| 822 | |
| 823 | settings->HorDcm = 4; |
| 824 | settings->VerDcm = 2; |
| 825 | settings->TmpDcm = 2; |
| 826 | settings->field_per_buff = 1; |
| 827 | settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0; |
| 828 | settings->img_y = 0; |
| 829 | settings->img_width = |
| 830 | (BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH; |
| 831 | settings->img_height = BUZ_MAX_HEIGHT / 2; |
| 832 | break; |
| 833 | case 0: |
| 834 | |
| 835 | /* We have to check the data the user has set */ |
| 836 | |
| 837 | if (settings->HorDcm != 1 && settings->HorDcm != 2 && |
| 838 | (zr->card.type == DC10_new || settings->HorDcm != 4)) |
| 839 | err0++; |
| 840 | if (settings->VerDcm != 1 && settings->VerDcm != 2) |
| 841 | err0++; |
| 842 | if (settings->TmpDcm != 1 && settings->TmpDcm != 2) |
| 843 | err0++; |
| 844 | if (settings->field_per_buff != 1 && |
| 845 | settings->field_per_buff != 2) |
| 846 | err0++; |
| 847 | if (settings->img_x < 0) |
| 848 | err0++; |
| 849 | if (settings->img_y < 0) |
| 850 | err0++; |
| 851 | if (settings->img_width < 0) |
| 852 | err0++; |
| 853 | if (settings->img_height < 0) |
| 854 | err0++; |
| 855 | if (settings->img_x + settings->img_width > BUZ_MAX_WIDTH) |
| 856 | err0++; |
| 857 | if (settings->img_y + settings->img_height > |
| 858 | BUZ_MAX_HEIGHT / 2) |
| 859 | err0++; |
| 860 | if (settings->HorDcm && settings->VerDcm) { |
| 861 | if (settings->img_width % |
| 862 | (16 * settings->HorDcm) != 0) |
| 863 | err0++; |
| 864 | if (settings->img_height % |
| 865 | (8 * settings->VerDcm) != 0) |
| 866 | err0++; |
| 867 | } |
| 868 | |
| 869 | if (err0) { |
| 870 | dprintk(1, |
| 871 | KERN_ERR |
| 872 | "%s: check_jpg_settings() - error in params for decimation = 0\n", |
| 873 | ZR_DEVNAME(zr)); |
| 874 | err++; |
| 875 | } |
| 876 | break; |
| 877 | default: |
| 878 | dprintk(1, |
| 879 | KERN_ERR |
| 880 | "%s: check_jpg_settings() - decimation = %d, must be 0, 1, 2 or 4\n", |
| 881 | ZR_DEVNAME(zr), settings->decimation); |
| 882 | err++; |
| 883 | break; |
| 884 | } |
| 885 | |
| 886 | if (settings->jpg_comp.quality > 100) |
| 887 | settings->jpg_comp.quality = 100; |
| 888 | if (settings->jpg_comp.quality < 5) |
| 889 | settings->jpg_comp.quality = 5; |
| 890 | if (settings->jpg_comp.APPn < 0) |
| 891 | settings->jpg_comp.APPn = 0; |
| 892 | if (settings->jpg_comp.APPn > 15) |
| 893 | settings->jpg_comp.APPn = 15; |
| 894 | if (settings->jpg_comp.APP_len < 0) |
| 895 | settings->jpg_comp.APP_len = 0; |
| 896 | if (settings->jpg_comp.APP_len > 60) |
| 897 | settings->jpg_comp.APP_len = 60; |
| 898 | if (settings->jpg_comp.COM_len < 0) |
| 899 | settings->jpg_comp.COM_len = 0; |
| 900 | if (settings->jpg_comp.COM_len > 60) |
| 901 | settings->jpg_comp.COM_len = 60; |
| 902 | if (err) |
| 903 | return -EINVAL; |
| 904 | return 0; |
| 905 | } |
| 906 | |
| 907 | void |
| 908 | zoran_open_init_params (struct zoran *zr) |
| 909 | { |
| 910 | int i; |
| 911 | |
| 912 | /* User must explicitly set a window */ |
| 913 | zr->overlay_settings.is_set = 0; |
| 914 | zr->overlay_mask = NULL; |
| 915 | zr->overlay_active = ZORAN_FREE; |
| 916 | |
| 917 | zr->v4l_memgrab_active = 0; |
| 918 | zr->v4l_overlay_active = 0; |
| 919 | zr->v4l_grab_frame = NO_GRAB_ACTIVE; |
| 920 | zr->v4l_grab_seq = 0; |
| 921 | zr->v4l_settings.width = 192; |
| 922 | zr->v4l_settings.height = 144; |
| 923 | zr->v4l_settings.format = &zoran_formats[4]; /* YUY2 - YUV-4:2:2 packed */ |
| 924 | zr->v4l_settings.bytesperline = |
| 925 | zr->v4l_settings.width * |
| 926 | ((zr->v4l_settings.format->depth + 7) / 8); |
| 927 | |
| 928 | /* DMA ring stuff for V4L */ |
| 929 | zr->v4l_pend_tail = 0; |
| 930 | zr->v4l_pend_head = 0; |
| 931 | zr->v4l_sync_tail = 0; |
| 932 | zr->v4l_buffers.active = ZORAN_FREE; |
| 933 | for (i = 0; i < VIDEO_MAX_FRAME; i++) { |
| 934 | zr->v4l_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */ |
| 935 | } |
| 936 | zr->v4l_buffers.allocated = 0; |
| 937 | |
| 938 | for (i = 0; i < BUZ_MAX_FRAME; i++) { |
| 939 | zr->jpg_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */ |
| 940 | } |
| 941 | zr->jpg_buffers.active = ZORAN_FREE; |
| 942 | zr->jpg_buffers.allocated = 0; |
| 943 | /* Set necessary params and call zoran_check_jpg_settings to set the defaults */ |
| 944 | zr->jpg_settings.decimation = 1; |
| 945 | zr->jpg_settings.jpg_comp.quality = 50; /* default compression factor 8 */ |
| 946 | if (zr->card.type != BUZ) |
| 947 | zr->jpg_settings.odd_even = 1; |
| 948 | else |
| 949 | zr->jpg_settings.odd_even = 0; |
| 950 | zr->jpg_settings.jpg_comp.APPn = 0; |
| 951 | zr->jpg_settings.jpg_comp.APP_len = 0; /* No APPn marker */ |
| 952 | memset(zr->jpg_settings.jpg_comp.APP_data, 0, |
| 953 | sizeof(zr->jpg_settings.jpg_comp.APP_data)); |
| 954 | zr->jpg_settings.jpg_comp.COM_len = 0; /* No COM marker */ |
| 955 | memset(zr->jpg_settings.jpg_comp.COM_data, 0, |
| 956 | sizeof(zr->jpg_settings.jpg_comp.COM_data)); |
| 957 | zr->jpg_settings.jpg_comp.jpeg_markers = |
| 958 | JPEG_MARKER_DHT | JPEG_MARKER_DQT; |
| 959 | i = zoran_check_jpg_settings(zr, &zr->jpg_settings); |
| 960 | if (i) |
| 961 | dprintk(1, |
| 962 | KERN_ERR |
| 963 | "%s: zoran_open_init_params() internal error\n", |
| 964 | ZR_DEVNAME(zr)); |
| 965 | |
| 966 | clear_interrupt_counters(zr); |
| 967 | zr->testing = 0; |
| 968 | } |
| 969 | |
| 970 | static void __devinit |
| 971 | test_interrupts (struct zoran *zr) |
| 972 | { |
| 973 | DEFINE_WAIT(wait); |
| 974 | int timeout, icr; |
| 975 | |
| 976 | clear_interrupt_counters(zr); |
| 977 | |
| 978 | zr->testing = 1; |
| 979 | icr = btread(ZR36057_ICR); |
| 980 | btwrite(0x78000000 | ZR36057_ICR_IntPinEn, ZR36057_ICR); |
| 981 | prepare_to_wait(&zr->test_q, &wait, TASK_INTERRUPTIBLE); |
| 982 | timeout = schedule_timeout(HZ); |
| 983 | finish_wait(&zr->test_q, &wait); |
| 984 | btwrite(0, ZR36057_ICR); |
| 985 | btwrite(0x78000000, ZR36057_ISR); |
| 986 | zr->testing = 0; |
| 987 | dprintk(5, KERN_INFO "%s: Testing interrupts...\n", ZR_DEVNAME(zr)); |
| 988 | if (timeout) { |
| 989 | dprintk(1, ": time spent: %d\n", 1 * HZ - timeout); |
| 990 | } |
| 991 | if (*zr_debug > 1) |
| 992 | print_interrupts(zr); |
| 993 | btwrite(icr, ZR36057_ICR); |
| 994 | } |
| 995 | |
| 996 | static int __devinit |
| 997 | zr36057_init (struct zoran *zr) |
| 998 | { |
Jean Delvare | daf72f4 | 2006-03-22 03:48:37 -0300 | [diff] [blame] | 999 | int j, err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1000 | int two = 2; |
| 1001 | int zero = 0; |
| 1002 | |
| 1003 | dprintk(1, |
| 1004 | KERN_INFO |
| 1005 | "%s: zr36057_init() - initializing card[%d], zr=%p\n", |
| 1006 | ZR_DEVNAME(zr), zr->id, zr); |
| 1007 | |
| 1008 | /* default setup of all parameters which will persist between opens */ |
| 1009 | zr->user = 0; |
| 1010 | |
| 1011 | init_waitqueue_head(&zr->v4l_capq); |
| 1012 | init_waitqueue_head(&zr->jpg_capq); |
| 1013 | init_waitqueue_head(&zr->test_q); |
| 1014 | zr->jpg_buffers.allocated = 0; |
| 1015 | zr->v4l_buffers.allocated = 0; |
| 1016 | |
| 1017 | zr->buffer.base = (void *) vidmem; |
| 1018 | zr->buffer.width = 0; |
| 1019 | zr->buffer.height = 0; |
| 1020 | zr->buffer.depth = 0; |
| 1021 | zr->buffer.bytesperline = 0; |
| 1022 | |
| 1023 | /* Avoid nonsense settings from user for default input/norm */ |
| 1024 | if (default_norm < VIDEO_MODE_PAL && |
| 1025 | default_norm > VIDEO_MODE_SECAM) |
| 1026 | default_norm = VIDEO_MODE_PAL; |
| 1027 | zr->norm = default_norm; |
| 1028 | if (!(zr->timing = zr->card.tvn[zr->norm])) { |
| 1029 | dprintk(1, |
| 1030 | KERN_WARNING |
| 1031 | "%s: zr36057_init() - default TV standard not supported by hardware. PAL will be used.\n", |
| 1032 | ZR_DEVNAME(zr)); |
| 1033 | zr->norm = VIDEO_MODE_PAL; |
| 1034 | zr->timing = zr->card.tvn[zr->norm]; |
| 1035 | } |
| 1036 | |
| 1037 | zr->input = default_input = (default_input ? 1 : 0); |
| 1038 | |
| 1039 | /* Should the following be reset at every open ? */ |
| 1040 | zr->hue = 32768; |
| 1041 | zr->contrast = 32768; |
| 1042 | zr->saturation = 32768; |
| 1043 | zr->brightness = 32768; |
| 1044 | |
| 1045 | /* default setup (will be repeated at every open) */ |
| 1046 | zoran_open_init_params(zr); |
| 1047 | |
| 1048 | /* allocate memory *before* doing anything to the hardware |
| 1049 | * in case allocation fails */ |
Jean Delvare | daf72f4 | 2006-03-22 03:48:37 -0300 | [diff] [blame] | 1050 | zr->stat_com = kzalloc(BUZ_NUM_STAT_COM * 4, GFP_KERNEL); |
| 1051 | zr->video_dev = kmalloc(sizeof(struct video_device), GFP_KERNEL); |
| 1052 | if (!zr->stat_com || !zr->video_dev) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1053 | dprintk(1, |
| 1054 | KERN_ERR |
| 1055 | "%s: zr36057_init() - kmalloc (STAT_COM) failed\n", |
| 1056 | ZR_DEVNAME(zr)); |
Jean Delvare | daf72f4 | 2006-03-22 03:48:37 -0300 | [diff] [blame] | 1057 | err = -ENOMEM; |
| 1058 | goto exit_free; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1059 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1060 | for (j = 0; j < BUZ_NUM_STAT_COM; j++) { |
| 1061 | zr->stat_com[j] = 1; /* mark as unavailable to zr36057 */ |
| 1062 | } |
| 1063 | |
| 1064 | /* |
| 1065 | * Now add the template and register the device unit. |
| 1066 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1067 | memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template)); |
| 1068 | strcpy(zr->video_dev->name, ZR_DEVNAME(zr)); |
Jean Delvare | daf72f4 | 2006-03-22 03:48:37 -0300 | [diff] [blame] | 1069 | err = video_register_device(zr->video_dev, VFL_TYPE_GRABBER, video_nr); |
| 1070 | if (err < 0) |
| 1071 | goto exit_unregister; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1072 | |
| 1073 | zoran_init_hardware(zr); |
| 1074 | if (*zr_debug > 2) |
| 1075 | detect_guest_activity(zr); |
| 1076 | test_interrupts(zr); |
| 1077 | if (!pass_through) { |
| 1078 | decoder_command(zr, DECODER_ENABLE_OUTPUT, &zero); |
| 1079 | encoder_command(zr, ENCODER_SET_INPUT, &two); |
| 1080 | } |
| 1081 | |
| 1082 | zr->zoran_proc = NULL; |
| 1083 | zr->initialized = 1; |
| 1084 | return 0; |
Jean Delvare | daf72f4 | 2006-03-22 03:48:37 -0300 | [diff] [blame] | 1085 | |
| 1086 | exit_unregister: |
| 1087 | zoran_unregister_i2c(zr); |
| 1088 | exit_free: |
| 1089 | kfree(zr->stat_com); |
| 1090 | kfree(zr->video_dev); |
| 1091 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1092 | } |
| 1093 | |
| 1094 | static void |
| 1095 | zoran_release (struct zoran *zr) |
| 1096 | { |
| 1097 | if (!zr->initialized) |
| 1098 | return; |
| 1099 | /* unregister videocodec bus */ |
| 1100 | if (zr->codec) { |
| 1101 | struct videocodec_master *master = zr->codec->master_data; |
Jesper Juhl | 2ea7533 | 2005-11-07 01:01:31 -0800 | [diff] [blame] | 1102 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1103 | videocodec_detach(zr->codec); |
Jesper Juhl | 2ea7533 | 2005-11-07 01:01:31 -0800 | [diff] [blame] | 1104 | kfree(master); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1105 | } |
| 1106 | if (zr->vfe) { |
| 1107 | struct videocodec_master *master = zr->vfe->master_data; |
Jesper Juhl | 2ea7533 | 2005-11-07 01:01:31 -0800 | [diff] [blame] | 1108 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1109 | videocodec_detach(zr->vfe); |
Jesper Juhl | 2ea7533 | 2005-11-07 01:01:31 -0800 | [diff] [blame] | 1110 | kfree(master); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1111 | } |
| 1112 | |
| 1113 | /* unregister i2c bus */ |
| 1114 | zoran_unregister_i2c(zr); |
| 1115 | /* disable PCI bus-mastering */ |
| 1116 | zoran_set_pci_master(zr, 0); |
| 1117 | /* put chip into reset */ |
| 1118 | btwrite(0, ZR36057_SPGPPCR); |
| 1119 | free_irq(zr->pci_dev->irq, zr); |
| 1120 | /* unmap and free memory */ |
Jean Delvare | daf72f4 | 2006-03-22 03:48:37 -0300 | [diff] [blame] | 1121 | kfree(zr->stat_com); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1122 | zoran_proc_cleanup(zr); |
| 1123 | iounmap(zr->zr36057_mem); |
| 1124 | pci_disable_device(zr->pci_dev); |
| 1125 | video_unregister_device(zr->video_dev); |
| 1126 | } |
| 1127 | |
| 1128 | void |
| 1129 | zoran_vdev_release (struct video_device *vdev) |
| 1130 | { |
| 1131 | kfree(vdev); |
| 1132 | } |
| 1133 | |
| 1134 | static struct videocodec_master * __devinit |
| 1135 | zoran_setup_videocodec (struct zoran *zr, |
| 1136 | int type) |
| 1137 | { |
| 1138 | struct videocodec_master *m = NULL; |
| 1139 | |
| 1140 | m = kmalloc(sizeof(struct videocodec_master), GFP_KERNEL); |
| 1141 | if (!m) { |
| 1142 | dprintk(1, |
| 1143 | KERN_ERR |
| 1144 | "%s: zoran_setup_videocodec() - no memory\n", |
| 1145 | ZR_DEVNAME(zr)); |
| 1146 | return m; |
| 1147 | } |
| 1148 | |
| 1149 | m->magic = 0L; /* magic not used */ |
| 1150 | m->type = VID_HARDWARE_ZR36067; |
| 1151 | m->flags = CODEC_FLAG_ENCODER | CODEC_FLAG_DECODER; |
| 1152 | strncpy(m->name, ZR_DEVNAME(zr), sizeof(m->name)); |
| 1153 | m->data = zr; |
| 1154 | |
| 1155 | switch (type) |
| 1156 | { |
| 1157 | case CODEC_TYPE_ZR36060: |
| 1158 | m->readreg = zr36060_read; |
| 1159 | m->writereg = zr36060_write; |
| 1160 | m->flags |= CODEC_FLAG_JPEG | CODEC_FLAG_VFE; |
| 1161 | break; |
| 1162 | case CODEC_TYPE_ZR36050: |
| 1163 | m->readreg = zr36050_read; |
| 1164 | m->writereg = zr36050_write; |
| 1165 | m->flags |= CODEC_FLAG_JPEG; |
| 1166 | break; |
| 1167 | case CODEC_TYPE_ZR36016: |
| 1168 | m->readreg = zr36016_read; |
| 1169 | m->writereg = zr36016_write; |
| 1170 | m->flags |= CODEC_FLAG_VFE; |
| 1171 | break; |
| 1172 | } |
| 1173 | |
| 1174 | return m; |
| 1175 | } |
| 1176 | |
| 1177 | /* |
| 1178 | * Scan for a Buz card (actually for the PCI contoler ZR36057), |
| 1179 | * request the irq and map the io memory |
| 1180 | */ |
| 1181 | static int __devinit |
| 1182 | find_zr36057 (void) |
| 1183 | { |
| 1184 | unsigned char latency, need_latency; |
| 1185 | struct zoran *zr; |
| 1186 | struct pci_dev *dev = NULL; |
| 1187 | int result; |
| 1188 | struct videocodec_master *master_vfe = NULL; |
| 1189 | struct videocodec_master *master_codec = NULL; |
| 1190 | int card_num; |
| 1191 | char *i2c_enc_name, *i2c_dec_name, *codec_name, *vfe_name; |
| 1192 | |
| 1193 | zoran_num = 0; |
| 1194 | while (zoran_num < BUZ_MAX && |
| 1195 | (dev = |
| 1196 | pci_find_device(PCI_VENDOR_ID_ZORAN, |
| 1197 | PCI_DEVICE_ID_ZORAN_36057, dev)) != NULL) { |
| 1198 | card_num = card[zoran_num]; |
| 1199 | zr = &zoran[zoran_num]; |
| 1200 | memset(zr, 0, sizeof(struct zoran)); // Just in case if previous cycle failed |
| 1201 | zr->pci_dev = dev; |
| 1202 | //zr->zr36057_mem = NULL; |
| 1203 | zr->id = zoran_num; |
| 1204 | snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id); |
| 1205 | spin_lock_init(&zr->spinlock); |
Ingo Molnar | 384c368 | 2006-03-22 03:54:16 -0300 | [diff] [blame] | 1206 | mutex_init(&zr->resource_lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1207 | if (pci_enable_device(dev)) |
| 1208 | continue; |
| 1209 | zr->zr36057_adr = pci_resource_start(zr->pci_dev, 0); |
| 1210 | pci_read_config_byte(zr->pci_dev, PCI_CLASS_REVISION, |
| 1211 | &zr->revision); |
| 1212 | if (zr->revision < 2) { |
| 1213 | dprintk(1, |
| 1214 | KERN_INFO |
| 1215 | "%s: Zoran ZR36057 (rev %d) irq: %d, memory: 0x%08x.\n", |
| 1216 | ZR_DEVNAME(zr), zr->revision, zr->pci_dev->irq, |
| 1217 | zr->zr36057_adr); |
| 1218 | |
| 1219 | if (card_num == -1) { |
| 1220 | dprintk(1, |
| 1221 | KERN_ERR |
| 1222 | "%s: find_zr36057() - no card specified, please use the card=X insmod option\n", |
| 1223 | ZR_DEVNAME(zr)); |
| 1224 | continue; |
| 1225 | } |
| 1226 | } else { |
| 1227 | int i; |
| 1228 | unsigned short ss_vendor, ss_device; |
| 1229 | |
| 1230 | ss_vendor = zr->pci_dev->subsystem_vendor; |
| 1231 | ss_device = zr->pci_dev->subsystem_device; |
| 1232 | dprintk(1, |
| 1233 | KERN_INFO |
| 1234 | "%s: Zoran ZR36067 (rev %d) irq: %d, memory: 0x%08x\n", |
| 1235 | ZR_DEVNAME(zr), zr->revision, zr->pci_dev->irq, |
| 1236 | zr->zr36057_adr); |
| 1237 | dprintk(1, |
| 1238 | KERN_INFO |
| 1239 | "%s: subsystem vendor=0x%04x id=0x%04x\n", |
| 1240 | ZR_DEVNAME(zr), ss_vendor, ss_device); |
| 1241 | if (card_num == -1) { |
| 1242 | dprintk(3, |
| 1243 | KERN_DEBUG |
| 1244 | "%s: find_zr36057() - trying to autodetect card type\n", |
| 1245 | ZR_DEVNAME(zr)); |
| 1246 | for (i=0;i<NUM_CARDS;i++) { |
| 1247 | if (ss_vendor == zoran_cards[i].vendor_id && |
| 1248 | ss_device == zoran_cards[i].device_id) { |
| 1249 | dprintk(3, |
| 1250 | KERN_DEBUG |
| 1251 | "%s: find_zr36057() - card %s detected\n", |
| 1252 | ZR_DEVNAME(zr), |
| 1253 | zoran_cards[i].name); |
| 1254 | card_num = i; |
| 1255 | break; |
| 1256 | } |
| 1257 | } |
| 1258 | if (i == NUM_CARDS) { |
| 1259 | dprintk(1, |
| 1260 | KERN_ERR |
| 1261 | "%s: find_zr36057() - unknown card\n", |
| 1262 | ZR_DEVNAME(zr)); |
| 1263 | continue; |
| 1264 | } |
| 1265 | } |
| 1266 | } |
| 1267 | |
| 1268 | if (card_num < 0 || card_num >= NUM_CARDS) { |
| 1269 | dprintk(2, |
| 1270 | KERN_ERR |
| 1271 | "%s: find_zr36057() - invalid cardnum %d\n", |
| 1272 | ZR_DEVNAME(zr), card_num); |
| 1273 | continue; |
| 1274 | } |
| 1275 | |
| 1276 | /* even though we make this a non pointer and thus |
| 1277 | * theoretically allow for making changes to this struct |
| 1278 | * on a per-individual card basis at runtime, this is |
| 1279 | * strongly discouraged. This structure is intended to |
| 1280 | * keep general card information, no settings or anything */ |
| 1281 | zr->card = zoran_cards[card_num]; |
| 1282 | snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), |
| 1283 | "%s[%u]", zr->card.name, zr->id); |
| 1284 | |
| 1285 | zr->zr36057_mem = ioremap_nocache(zr->zr36057_adr, 0x1000); |
| 1286 | if (!zr->zr36057_mem) { |
| 1287 | dprintk(1, |
| 1288 | KERN_ERR |
| 1289 | "%s: find_zr36057() - ioremap failed\n", |
| 1290 | ZR_DEVNAME(zr)); |
| 1291 | continue; |
| 1292 | } |
| 1293 | |
| 1294 | result = request_irq(zr->pci_dev->irq, |
| 1295 | zoran_irq, |
| 1296 | SA_SHIRQ | SA_INTERRUPT, |
| 1297 | ZR_DEVNAME(zr), |
| 1298 | (void *) zr); |
| 1299 | if (result < 0) { |
| 1300 | if (result == -EINVAL) { |
| 1301 | dprintk(1, |
| 1302 | KERN_ERR |
| 1303 | "%s: find_zr36057() - bad irq number or handler\n", |
| 1304 | ZR_DEVNAME(zr)); |
| 1305 | } else if (result == -EBUSY) { |
| 1306 | dprintk(1, |
| 1307 | KERN_ERR |
| 1308 | "%s: find_zr36057() - IRQ %d busy, change your PnP config in BIOS\n", |
| 1309 | ZR_DEVNAME(zr), zr->pci_dev->irq); |
| 1310 | } else { |
| 1311 | dprintk(1, |
| 1312 | KERN_ERR |
| 1313 | "%s: find_zr36057() - can't assign irq, error code %d\n", |
| 1314 | ZR_DEVNAME(zr), result); |
| 1315 | } |
| 1316 | goto zr_unmap; |
| 1317 | } |
| 1318 | |
| 1319 | /* set PCI latency timer */ |
| 1320 | pci_read_config_byte(zr->pci_dev, PCI_LATENCY_TIMER, |
| 1321 | &latency); |
| 1322 | need_latency = zr->revision > 1 ? 32 : 48; |
| 1323 | if (latency != need_latency) { |
| 1324 | dprintk(2, |
| 1325 | KERN_INFO |
| 1326 | "%s: Changing PCI latency from %d to %d.\n", |
| 1327 | ZR_DEVNAME(zr), latency, need_latency); |
| 1328 | pci_write_config_byte(zr->pci_dev, |
| 1329 | PCI_LATENCY_TIMER, |
| 1330 | need_latency); |
| 1331 | } |
| 1332 | |
| 1333 | zr36057_restart(zr); |
| 1334 | /* i2c */ |
| 1335 | dprintk(2, KERN_INFO "%s: Initializing i2c bus...\n", |
| 1336 | ZR_DEVNAME(zr)); |
| 1337 | |
| 1338 | /* i2c decoder */ |
| 1339 | if (decoder[zr->id] != -1) { |
| 1340 | i2c_dec_name = i2cid_to_modulename(decoder[zr->id]); |
| 1341 | zr->card.i2c_decoder = decoder[zr->id]; |
| 1342 | } else if (zr->card.i2c_decoder != 0) { |
| 1343 | i2c_dec_name = |
| 1344 | i2cid_to_modulename(zr->card.i2c_decoder); |
| 1345 | } else { |
| 1346 | i2c_dec_name = NULL; |
| 1347 | } |
| 1348 | |
| 1349 | if (i2c_dec_name) { |
| 1350 | if ((result = request_module(i2c_dec_name)) < 0) { |
| 1351 | dprintk(1, |
| 1352 | KERN_ERR |
| 1353 | "%s: failed to load module %s: %d\n", |
| 1354 | ZR_DEVNAME(zr), i2c_dec_name, result); |
| 1355 | } |
| 1356 | } |
| 1357 | |
| 1358 | /* i2c encoder */ |
| 1359 | if (encoder[zr->id] != -1) { |
| 1360 | i2c_enc_name = i2cid_to_modulename(encoder[zr->id]); |
| 1361 | zr->card.i2c_encoder = encoder[zr->id]; |
| 1362 | } else if (zr->card.i2c_encoder != 0) { |
| 1363 | i2c_enc_name = |
| 1364 | i2cid_to_modulename(zr->card.i2c_encoder); |
| 1365 | } else { |
| 1366 | i2c_enc_name = NULL; |
| 1367 | } |
| 1368 | |
| 1369 | if (i2c_enc_name) { |
| 1370 | if ((result = request_module(i2c_enc_name)) < 0) { |
| 1371 | dprintk(1, |
| 1372 | KERN_ERR |
| 1373 | "%s: failed to load module %s: %d\n", |
| 1374 | ZR_DEVNAME(zr), i2c_enc_name, result); |
| 1375 | } |
| 1376 | } |
| 1377 | |
| 1378 | if (zoran_register_i2c(zr) < 0) { |
| 1379 | dprintk(1, |
| 1380 | KERN_ERR |
| 1381 | "%s: find_zr36057() - can't initialize i2c bus\n", |
| 1382 | ZR_DEVNAME(zr)); |
| 1383 | goto zr_free_irq; |
| 1384 | } |
| 1385 | |
| 1386 | dprintk(2, |
| 1387 | KERN_INFO "%s: Initializing videocodec bus...\n", |
| 1388 | ZR_DEVNAME(zr)); |
| 1389 | |
| 1390 | if (zr->card.video_codec != 0 && |
| 1391 | (codec_name = |
| 1392 | codecid_to_modulename(zr->card.video_codec)) != NULL) { |
| 1393 | if ((result = request_module(codec_name)) < 0) { |
| 1394 | dprintk(1, |
| 1395 | KERN_ERR |
| 1396 | "%s: failed to load modules %s: %d\n", |
| 1397 | ZR_DEVNAME(zr), codec_name, result); |
| 1398 | } |
| 1399 | } |
| 1400 | if (zr->card.video_vfe != 0 && |
| 1401 | (vfe_name = |
| 1402 | codecid_to_modulename(zr->card.video_vfe)) != NULL) { |
| 1403 | if ((result = request_module(vfe_name)) < 0) { |
| 1404 | dprintk(1, |
| 1405 | KERN_ERR |
| 1406 | "%s: failed to load modules %s: %d\n", |
| 1407 | ZR_DEVNAME(zr), vfe_name, result); |
| 1408 | } |
| 1409 | } |
| 1410 | |
| 1411 | /* reset JPEG codec */ |
| 1412 | jpeg_codec_sleep(zr, 1); |
| 1413 | jpeg_codec_reset(zr); |
| 1414 | /* video bus enabled */ |
| 1415 | /* display codec revision */ |
| 1416 | if (zr->card.video_codec != 0) { |
| 1417 | master_codec = zoran_setup_videocodec(zr, |
| 1418 | zr->card.video_codec); |
| 1419 | if (!master_codec) |
| 1420 | goto zr_unreg_i2c; |
| 1421 | zr->codec = videocodec_attach(master_codec); |
| 1422 | if (!zr->codec) { |
| 1423 | dprintk(1, |
| 1424 | KERN_ERR |
| 1425 | "%s: find_zr36057() - no codec found\n", |
| 1426 | ZR_DEVNAME(zr)); |
| 1427 | goto zr_free_codec; |
| 1428 | } |
| 1429 | if (zr->codec->type != zr->card.video_codec) { |
| 1430 | dprintk(1, |
| 1431 | KERN_ERR |
| 1432 | "%s: find_zr36057() - wrong codec\n", |
| 1433 | ZR_DEVNAME(zr)); |
| 1434 | goto zr_detach_codec; |
| 1435 | } |
| 1436 | } |
| 1437 | if (zr->card.video_vfe != 0) { |
| 1438 | master_vfe = zoran_setup_videocodec(zr, |
| 1439 | zr->card.video_vfe); |
| 1440 | if (!master_vfe) |
| 1441 | goto zr_detach_codec; |
| 1442 | zr->vfe = videocodec_attach(master_vfe); |
| 1443 | if (!zr->vfe) { |
| 1444 | dprintk(1, |
| 1445 | KERN_ERR |
| 1446 | "%s: find_zr36057() - no VFE found\n", |
| 1447 | ZR_DEVNAME(zr)); |
| 1448 | goto zr_free_vfe; |
| 1449 | } |
| 1450 | if (zr->vfe->type != zr->card.video_vfe) { |
| 1451 | dprintk(1, |
| 1452 | KERN_ERR |
| 1453 | "%s: find_zr36057() = wrong VFE\n", |
| 1454 | ZR_DEVNAME(zr)); |
| 1455 | goto zr_detach_vfe; |
| 1456 | } |
| 1457 | } |
| 1458 | |
| 1459 | zoran_num++; |
| 1460 | continue; |
| 1461 | |
| 1462 | // Init errors |
| 1463 | zr_detach_vfe: |
| 1464 | videocodec_detach(zr->vfe); |
| 1465 | zr_free_vfe: |
| 1466 | kfree(master_vfe); |
| 1467 | zr_detach_codec: |
| 1468 | videocodec_detach(zr->codec); |
| 1469 | zr_free_codec: |
| 1470 | kfree(master_codec); |
| 1471 | zr_unreg_i2c: |
| 1472 | zoran_unregister_i2c(zr); |
| 1473 | zr_free_irq: |
| 1474 | btwrite(0, ZR36057_SPGPPCR); |
| 1475 | free_irq(zr->pci_dev->irq, zr); |
| 1476 | zr_unmap: |
| 1477 | iounmap(zr->zr36057_mem); |
| 1478 | continue; |
| 1479 | } |
| 1480 | if (zoran_num == 0) { |
| 1481 | dprintk(1, KERN_INFO "No known MJPEG cards found.\n"); |
| 1482 | } |
| 1483 | return zoran_num; |
| 1484 | } |
| 1485 | |
| 1486 | static int __init |
| 1487 | init_dc10_cards (void) |
| 1488 | { |
| 1489 | int i; |
| 1490 | |
| 1491 | memset(zoran, 0, sizeof(zoran)); |
| 1492 | printk(KERN_INFO "Zoran MJPEG board driver version %d.%d.%d\n", |
| 1493 | MAJOR_VERSION, MINOR_VERSION, RELEASE_VERSION); |
| 1494 | |
| 1495 | /* Look for cards */ |
| 1496 | if (find_zr36057() < 0) { |
| 1497 | return -EIO; |
| 1498 | } |
| 1499 | if (zoran_num == 0) |
| 1500 | return -ENODEV; |
| 1501 | dprintk(1, KERN_INFO "%s: %d card(s) found\n", ZORAN_NAME, |
| 1502 | zoran_num); |
| 1503 | /* check the parameters we have been given, adjust if necessary */ |
| 1504 | if (v4l_nbufs < 2) |
| 1505 | v4l_nbufs = 2; |
| 1506 | if (v4l_nbufs > VIDEO_MAX_FRAME) |
| 1507 | v4l_nbufs = VIDEO_MAX_FRAME; |
| 1508 | /* The user specfies the in KB, we want them in byte |
| 1509 | * (and page aligned) */ |
| 1510 | v4l_bufsize = PAGE_ALIGN(v4l_bufsize * 1024); |
| 1511 | if (v4l_bufsize < 32768) |
| 1512 | v4l_bufsize = 32768; |
| 1513 | /* 2 MB is arbitrary but sufficient for the maximum possible images */ |
| 1514 | if (v4l_bufsize > 2048 * 1024) |
| 1515 | v4l_bufsize = 2048 * 1024; |
| 1516 | if (jpg_nbufs < 4) |
| 1517 | jpg_nbufs = 4; |
| 1518 | if (jpg_nbufs > BUZ_MAX_FRAME) |
| 1519 | jpg_nbufs = BUZ_MAX_FRAME; |
| 1520 | jpg_bufsize = PAGE_ALIGN(jpg_bufsize * 1024); |
| 1521 | if (jpg_bufsize < 8192) |
| 1522 | jpg_bufsize = 8192; |
| 1523 | if (jpg_bufsize > (512 * 1024)) |
| 1524 | jpg_bufsize = 512 * 1024; |
| 1525 | /* Use parameter for vidmem or try to find a video card */ |
| 1526 | if (vidmem) { |
| 1527 | dprintk(1, |
| 1528 | KERN_INFO |
| 1529 | "%s: Using supplied video memory base address @ 0x%lx\n", |
| 1530 | ZORAN_NAME, vidmem); |
| 1531 | } |
| 1532 | |
| 1533 | /* random nonsense */ |
| 1534 | dprintk(5, KERN_DEBUG "Jotti is een held!\n"); |
| 1535 | |
| 1536 | /* some mainboards might not do PCI-PCI data transfer well */ |
| 1537 | if (pci_pci_problems & PCIPCI_FAIL) { |
| 1538 | dprintk(1, |
| 1539 | KERN_WARNING |
| 1540 | "%s: chipset may not support reliable PCI-PCI DMA\n", |
| 1541 | ZORAN_NAME); |
| 1542 | } |
| 1543 | |
| 1544 | /* take care of Natoma chipset and a revision 1 zr36057 */ |
| 1545 | for (i = 0; i < zoran_num; i++) { |
| 1546 | struct zoran *zr = &zoran[i]; |
| 1547 | |
| 1548 | if (pci_pci_problems & PCIPCI_NATOMA && zr->revision <= 1) { |
| 1549 | zr->jpg_buffers.need_contiguous = 1; |
| 1550 | dprintk(1, |
| 1551 | KERN_INFO |
| 1552 | "%s: ZR36057/Natoma bug, max. buffer size is 128K\n", |
| 1553 | ZR_DEVNAME(zr)); |
| 1554 | } |
| 1555 | |
| 1556 | if (zr36057_init(zr) < 0) { |
| 1557 | for (i = 0; i < zoran_num; i++) |
| 1558 | zoran_release(&zoran[i]); |
| 1559 | return -EIO; |
| 1560 | } |
| 1561 | zoran_proc_init(zr); |
| 1562 | } |
| 1563 | |
| 1564 | return 0; |
| 1565 | } |
| 1566 | |
| 1567 | static void __exit |
| 1568 | unload_dc10_cards (void) |
| 1569 | { |
| 1570 | int i; |
| 1571 | |
| 1572 | for (i = 0; i < zoran_num; i++) |
| 1573 | zoran_release(&zoran[i]); |
| 1574 | } |
| 1575 | |
| 1576 | module_init(init_dc10_cards); |
| 1577 | module_exit(unload_dc10_cards); |