1 /* 2 * Support for common PCI multi-I/O cards (which is most of them) 3 * 4 * Copyright (C) 2001 Tim Waugh <twaugh@redhat.com> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * as published by the Free Software Foundation; either version 9 * 2 of the License, or (at your option) any later version. 10 * 11 * 12 * Multi-function PCI cards are supposed to present separate logical 13 * devices on the bus. A common thing to do seems to be to just use 14 * one logical device with lots of base address registers for both 15 * parallel ports and serial ports. This driver is for dealing with 16 * that. 17 * 18 */ 19 20 #include <linux/types.h> 21 #include <linux/module.h> 22 #include <linux/init.h> 23 #include <linux/slab.h> 24 #include <linux/pci.h> 25 #include <linux/interrupt.h> 26 #include <linux/parport.h> 27 #include <linux/parport_pc.h> 28 #include <linux/8250_pci.h> 29 30 enum parport_pc_pci_cards { 31 titan_110l = 0, 32 titan_210l, 33 netmos_9xx5_combo, 34 netmos_9855, 35 netmos_9855_2p, 36 netmos_9900, 37 netmos_9900_2p, 38 netmos_99xx_1p, 39 avlab_1s1p, 40 avlab_1s2p, 41 avlab_2s1p, 42 siig_1s1p_10x, 43 siig_2s1p_10x, 44 siig_2p1s_20x, 45 siig_1s1p_20x, 46 siig_2s1p_20x, 47 timedia_4078a, 48 timedia_4079h, 49 timedia_4085h, 50 timedia_4088a, 51 timedia_4089a, 52 timedia_4095a, 53 timedia_4096a, 54 timedia_4078u, 55 timedia_4079a, 56 timedia_4085u, 57 timedia_4079r, 58 timedia_4079s, 59 timedia_4079d, 60 timedia_4079e, 61 timedia_4079f, 62 timedia_9079a, 63 timedia_9079b, 64 timedia_9079c, 65 }; 66 67 /* each element directly indexed from enum list, above */ 68 struct parport_pc_pci { 69 int numports; 70 struct { /* BAR (base address registers) numbers in the config 71 space header */ 72 int lo; 73 int hi; /* -1 if not there, >6 for offset-method (max 74 BAR is 6) */ 75 } addr[4]; 76 77 /* If set, this is called immediately after pci_enable_device. 78 * If it returns non-zero, no probing will take place and the 79 * ports will not be used. */ 80 int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card, 81 int autoirq, int autodma); 82 83 /* If set, this is called after probing for ports. If 'failed' 84 * is non-zero we couldn't use any of the ports. */ 85 void (*postinit_hook) (struct pci_dev *pdev, 86 struct parport_pc_pci *card, int failed); 87 }; 88 89 static int __devinit netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par, int autoirq, int autodma) 90 { 91 /* the rule described below doesn't hold for this device */ 92 if (dev->device == PCI_DEVICE_ID_NETMOS_9835 && 93 dev->subsystem_vendor == PCI_VENDOR_ID_IBM && 94 dev->subsystem_device == 0x0299) 95 return -ENODEV; 96 97 if (dev->device == PCI_DEVICE_ID_NETMOS_9912) { 98 par->numports = 1; 99 } else { 100 /* 101 * Netmos uses the subdevice ID to indicate the number of parallel 102 * and serial ports. The form is 0x00PS, where <P> is the number of 103 * parallel ports and <S> is the number of serial ports. 104 */ 105 par->numports = (dev->subsystem_device & 0xf0) >> 4; 106 if (par->numports > ARRAY_SIZE(par->addr)) 107 par->numports = ARRAY_SIZE(par->addr); 108 } 109 110 return 0; 111 } 112 113 static struct parport_pc_pci cards[] __devinitdata = { 114 /* titan_110l */ { 1, { { 3, -1 }, } }, 115 /* titan_210l */ { 1, { { 3, -1 }, } }, 116 /* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init }, 117 /* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init }, 118 /* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } }, 119 /* netmos_9900 */ {1, { { 3, 4 }, }, netmos_parallel_init }, 120 /* netmos_9900_2p */ {2, { { 0, 1 }, { 3, 4 }, } }, 121 /* netmos_99xx_1p */ {1, { { 0, 1 }, } }, 122 /* avlab_1s1p */ { 1, { { 1, 2}, } }, 123 /* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} }, 124 /* avlab_2s1p */ { 1, { { 2, 3}, } }, 125 /* siig_1s1p_10x */ { 1, { { 3, 4 }, } }, 126 /* siig_2s1p_10x */ { 1, { { 4, 5 }, } }, 127 /* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } }, 128 /* siig_1s1p_20x */ { 1, { { 1, 2 }, } }, 129 /* siig_2s1p_20x */ { 1, { { 2, 3 }, } }, 130 /* timedia_4078a */ { 1, { { 2, -1 }, } }, 131 /* timedia_4079h */ { 1, { { 2, 3 }, } }, 132 /* timedia_4085h */ { 2, { { 2, -1 }, { 4, -1 }, } }, 133 /* timedia_4088a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 134 /* timedia_4089a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 135 /* timedia_4095a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 136 /* timedia_4096a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 137 /* timedia_4078u */ { 1, { { 2, -1 }, } }, 138 /* timedia_4079a */ { 1, { { 2, 3 }, } }, 139 /* timedia_4085u */ { 2, { { 2, -1 }, { 4, -1 }, } }, 140 /* timedia_4079r */ { 1, { { 2, 3 }, } }, 141 /* timedia_4079s */ { 1, { { 2, 3 }, } }, 142 /* timedia_4079d */ { 1, { { 2, 3 }, } }, 143 /* timedia_4079e */ { 1, { { 2, 3 }, } }, 144 /* timedia_4079f */ { 1, { { 2, 3 }, } }, 145 /* timedia_9079a */ { 1, { { 2, 3 }, } }, 146 /* timedia_9079b */ { 1, { { 2, 3 }, } }, 147 /* timedia_9079c */ { 1, { { 2, 3 }, } }, 148 }; 149 150 static struct pci_device_id parport_serial_pci_tbl[] = { 151 /* PCI cards */ 152 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L, 153 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l }, 154 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L, 155 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l }, 156 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735, 157 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 158 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745, 159 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 160 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, 161 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 162 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845, 163 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 164 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 165 0x1000, 0x0020, 0, 0, netmos_9855_2p }, 166 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 167 0x1000, 0x0022, 0, 0, netmos_9855_2p }, 168 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 169 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 }, 170 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, 171 0xA000, 0x3011, 0, 0, netmos_9900 }, 172 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, 173 0xA000, 0x3012, 0, 0, netmos_9900 }, 174 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, 175 0xA000, 0x3020, 0, 0, netmos_9900_2p }, 176 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912, 177 0xA000, 0x2000, 0, 0, netmos_99xx_1p }, 178 /* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/ 179 { PCI_VENDOR_ID_AFAVLAB, 0x2110, 180 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, 181 { PCI_VENDOR_ID_AFAVLAB, 0x2111, 182 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, 183 { PCI_VENDOR_ID_AFAVLAB, 0x2112, 184 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, 185 { PCI_VENDOR_ID_AFAVLAB, 0x2140, 186 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, 187 { PCI_VENDOR_ID_AFAVLAB, 0x2141, 188 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, 189 { PCI_VENDOR_ID_AFAVLAB, 0x2142, 190 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, 191 { PCI_VENDOR_ID_AFAVLAB, 0x2160, 192 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, 193 { PCI_VENDOR_ID_AFAVLAB, 0x2161, 194 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, 195 { PCI_VENDOR_ID_AFAVLAB, 0x2162, 196 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, 197 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550, 198 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, 199 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650, 200 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, 201 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850, 202 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, 203 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550, 204 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, 205 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650, 206 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, 207 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850, 208 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, 209 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550, 210 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, 211 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650, 212 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, 213 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850, 214 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, 215 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550, 216 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 217 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650, 218 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x }, 219 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850, 220 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x }, 221 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550, 222 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 223 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650, 224 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 225 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850, 226 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 227 /* PCI_VENDOR_ID_TIMEDIA/SUNIX has many differing cards ...*/ 228 { 0x1409, 0x7168, 0x1409, 0x4078, 0, 0, timedia_4078a }, 229 { 0x1409, 0x7168, 0x1409, 0x4079, 0, 0, timedia_4079h }, 230 { 0x1409, 0x7168, 0x1409, 0x4085, 0, 0, timedia_4085h }, 231 { 0x1409, 0x7168, 0x1409, 0x4088, 0, 0, timedia_4088a }, 232 { 0x1409, 0x7168, 0x1409, 0x4089, 0, 0, timedia_4089a }, 233 { 0x1409, 0x7168, 0x1409, 0x4095, 0, 0, timedia_4095a }, 234 { 0x1409, 0x7168, 0x1409, 0x4096, 0, 0, timedia_4096a }, 235 { 0x1409, 0x7168, 0x1409, 0x5078, 0, 0, timedia_4078u }, 236 { 0x1409, 0x7168, 0x1409, 0x5079, 0, 0, timedia_4079a }, 237 { 0x1409, 0x7168, 0x1409, 0x5085, 0, 0, timedia_4085u }, 238 { 0x1409, 0x7168, 0x1409, 0x6079, 0, 0, timedia_4079r }, 239 { 0x1409, 0x7168, 0x1409, 0x7079, 0, 0, timedia_4079s }, 240 { 0x1409, 0x7168, 0x1409, 0x8079, 0, 0, timedia_4079d }, 241 { 0x1409, 0x7168, 0x1409, 0x9079, 0, 0, timedia_4079e }, 242 { 0x1409, 0x7168, 0x1409, 0xa079, 0, 0, timedia_4079f }, 243 { 0x1409, 0x7168, 0x1409, 0xb079, 0, 0, timedia_9079a }, 244 { 0x1409, 0x7168, 0x1409, 0xc079, 0, 0, timedia_9079b }, 245 { 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c }, 246 247 { 0, } /* terminate list */ 248 }; 249 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl); 250 251 /* 252 * This table describes the serial "geometry" of these boards. Any 253 * quirks for these can be found in drivers/serial/8250_pci.c 254 * 255 * Cards not tested are marked n/t 256 * If you have one of these cards and it works for you, please tell me.. 257 */ 258 static struct pciserial_board pci_parport_serial_boards[] __devinitdata = { 259 [titan_110l] = { 260 .flags = FL_BASE1 | FL_BASE_BARS, 261 .num_ports = 1, 262 .base_baud = 921600, 263 .uart_offset = 8, 264 }, 265 [titan_210l] = { 266 .flags = FL_BASE1 | FL_BASE_BARS, 267 .num_ports = 2, 268 .base_baud = 921600, 269 .uart_offset = 8, 270 }, 271 [netmos_9xx5_combo] = { 272 .flags = FL_BASE0 | FL_BASE_BARS, 273 .num_ports = 1, 274 .base_baud = 115200, 275 .uart_offset = 8, 276 }, 277 [netmos_9855] = { 278 .flags = FL_BASE2 | FL_BASE_BARS, 279 .num_ports = 1, 280 .base_baud = 115200, 281 .uart_offset = 8, 282 }, 283 [netmos_9855_2p] = { 284 .flags = FL_BASE4 | FL_BASE_BARS, 285 .num_ports = 1, 286 .base_baud = 115200, 287 .uart_offset = 8, 288 }, 289 [netmos_9900] = { /* n/t */ 290 .flags = FL_BASE0 | FL_BASE_BARS, 291 .num_ports = 1, 292 .base_baud = 115200, 293 .uart_offset = 8, 294 }, 295 [netmos_9900_2p] = { /* parallel only */ /* n/t */ 296 .flags = FL_BASE0, 297 .num_ports = 0, 298 .base_baud = 115200, 299 .uart_offset = 8, 300 }, 301 [netmos_99xx_1p] = { /* parallel only */ /* n/t */ 302 .flags = FL_BASE0, 303 .num_ports = 0, 304 .base_baud = 115200, 305 .uart_offset = 8, 306 }, 307 [avlab_1s1p] = { /* n/t */ 308 .flags = FL_BASE0 | FL_BASE_BARS, 309 .num_ports = 1, 310 .base_baud = 115200, 311 .uart_offset = 8, 312 }, 313 [avlab_1s2p] = { /* n/t */ 314 .flags = FL_BASE0 | FL_BASE_BARS, 315 .num_ports = 1, 316 .base_baud = 115200, 317 .uart_offset = 8, 318 }, 319 [avlab_2s1p] = { /* n/t */ 320 .flags = FL_BASE0 | FL_BASE_BARS, 321 .num_ports = 2, 322 .base_baud = 115200, 323 .uart_offset = 8, 324 }, 325 [siig_1s1p_10x] = { 326 .flags = FL_BASE2, 327 .num_ports = 1, 328 .base_baud = 460800, 329 .uart_offset = 8, 330 }, 331 [siig_2s1p_10x] = { 332 .flags = FL_BASE2, 333 .num_ports = 1, 334 .base_baud = 921600, 335 .uart_offset = 8, 336 }, 337 [siig_2p1s_20x] = { 338 .flags = FL_BASE0, 339 .num_ports = 1, 340 .base_baud = 921600, 341 .uart_offset = 8, 342 }, 343 [siig_1s1p_20x] = { 344 .flags = FL_BASE0, 345 .num_ports = 1, 346 .base_baud = 921600, 347 .uart_offset = 8, 348 }, 349 [siig_2s1p_20x] = { 350 .flags = FL_BASE0, 351 .num_ports = 1, 352 .base_baud = 921600, 353 .uart_offset = 8, 354 }, 355 [timedia_4078a] = { 356 .flags = FL_BASE0|FL_BASE_BARS, 357 .num_ports = 1, 358 .base_baud = 921600, 359 .uart_offset = 8, 360 }, 361 [timedia_4079h] = { 362 .flags = FL_BASE0|FL_BASE_BARS, 363 .num_ports = 1, 364 .base_baud = 921600, 365 .uart_offset = 8, 366 }, 367 [timedia_4085h] = { 368 .flags = FL_BASE0|FL_BASE_BARS, 369 .num_ports = 1, 370 .base_baud = 921600, 371 .uart_offset = 8, 372 }, 373 [timedia_4088a] = { 374 .flags = FL_BASE0|FL_BASE_BARS, 375 .num_ports = 1, 376 .base_baud = 921600, 377 .uart_offset = 8, 378 }, 379 [timedia_4089a] = { 380 .flags = FL_BASE0|FL_BASE_BARS, 381 .num_ports = 1, 382 .base_baud = 921600, 383 .uart_offset = 8, 384 }, 385 [timedia_4095a] = { 386 .flags = FL_BASE0|FL_BASE_BARS, 387 .num_ports = 1, 388 .base_baud = 921600, 389 .uart_offset = 8, 390 }, 391 [timedia_4096a] = { 392 .flags = FL_BASE0|FL_BASE_BARS, 393 .num_ports = 1, 394 .base_baud = 921600, 395 .uart_offset = 8, 396 }, 397 [timedia_4078u] = { 398 .flags = FL_BASE0|FL_BASE_BARS, 399 .num_ports = 1, 400 .base_baud = 921600, 401 .uart_offset = 8, 402 }, 403 [timedia_4079a] = { 404 .flags = FL_BASE0|FL_BASE_BARS, 405 .num_ports = 1, 406 .base_baud = 921600, 407 .uart_offset = 8, 408 }, 409 [timedia_4085u] = { 410 .flags = FL_BASE0|FL_BASE_BARS, 411 .num_ports = 1, 412 .base_baud = 921600, 413 .uart_offset = 8, 414 }, 415 [timedia_4079r] = { 416 .flags = FL_BASE0|FL_BASE_BARS, 417 .num_ports = 1, 418 .base_baud = 921600, 419 .uart_offset = 8, 420 }, 421 [timedia_4079s] = { 422 .flags = FL_BASE0|FL_BASE_BARS, 423 .num_ports = 1, 424 .base_baud = 921600, 425 .uart_offset = 8, 426 }, 427 [timedia_4079d] = { 428 .flags = FL_BASE0|FL_BASE_BARS, 429 .num_ports = 1, 430 .base_baud = 921600, 431 .uart_offset = 8, 432 }, 433 [timedia_4079e] = { 434 .flags = FL_BASE0|FL_BASE_BARS, 435 .num_ports = 1, 436 .base_baud = 921600, 437 .uart_offset = 8, 438 }, 439 [timedia_4079f] = { 440 .flags = FL_BASE0|FL_BASE_BARS, 441 .num_ports = 1, 442 .base_baud = 921600, 443 .uart_offset = 8, 444 }, 445 [timedia_9079a] = { 446 .flags = FL_BASE0|FL_BASE_BARS, 447 .num_ports = 1, 448 .base_baud = 921600, 449 .uart_offset = 8, 450 }, 451 [timedia_9079b] = { 452 .flags = FL_BASE0|FL_BASE_BARS, 453 .num_ports = 1, 454 .base_baud = 921600, 455 .uart_offset = 8, 456 }, 457 [timedia_9079c] = { 458 .flags = FL_BASE0|FL_BASE_BARS, 459 .num_ports = 1, 460 .base_baud = 921600, 461 .uart_offset = 8, 462 }, 463 }; 464 465 struct parport_serial_private { 466 struct serial_private *serial; 467 int num_par; 468 struct parport *port[PARPORT_MAX]; 469 struct parport_pc_pci par; 470 }; 471 472 /* Register the serial port(s) of a PCI card. */ 473 static int __devinit serial_register (struct pci_dev *dev, 474 const struct pci_device_id *id) 475 { 476 struct parport_serial_private *priv = pci_get_drvdata (dev); 477 struct pciserial_board *board; 478 struct serial_private *serial; 479 480 board = &pci_parport_serial_boards[id->driver_data]; 481 482 if (board->num_ports == 0) 483 return 0; 484 485 serial = pciserial_init_ports(dev, board); 486 487 if (IS_ERR(serial)) 488 return PTR_ERR(serial); 489 490 priv->serial = serial; 491 return 0; 492 } 493 494 /* Register the parallel port(s) of a PCI card. */ 495 static int __devinit parport_register (struct pci_dev *dev, 496 const struct pci_device_id *id) 497 { 498 struct parport_pc_pci *card; 499 struct parport_serial_private *priv = pci_get_drvdata (dev); 500 int n, success = 0; 501 502 priv->par = cards[id->driver_data]; 503 card = &priv->par; 504 if (card->preinit_hook && 505 card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE)) 506 return -ENODEV; 507 508 for (n = 0; n < card->numports; n++) { 509 struct parport *port; 510 int lo = card->addr[n].lo; 511 int hi = card->addr[n].hi; 512 unsigned long io_lo, io_hi; 513 int irq; 514 515 if (priv->num_par == ARRAY_SIZE (priv->port)) { 516 printk (KERN_WARNING 517 "parport_serial: %s: only %zu parallel ports " 518 "supported (%d reported)\n", pci_name (dev), 519 ARRAY_SIZE(priv->port), card->numports); 520 break; 521 } 522 523 io_lo = pci_resource_start (dev, lo); 524 io_hi = 0; 525 if ((hi >= 0) && (hi <= 6)) 526 io_hi = pci_resource_start (dev, hi); 527 else if (hi > 6) 528 io_lo += hi; /* Reinterpret the meaning of 529 "hi" as an offset (see SYBA 530 def.) */ 531 /* TODO: test if sharing interrupts works */ 532 irq = dev->irq; 533 if (irq == IRQ_NONE) { 534 dev_dbg(&dev->dev, 535 "PCI parallel port detected: I/O at %#lx(%#lx)\n", 536 io_lo, io_hi); 537 irq = PARPORT_IRQ_NONE; 538 } else { 539 dev_dbg(&dev->dev, 540 "PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n", 541 io_lo, io_hi, irq); 542 } 543 port = parport_pc_probe_port (io_lo, io_hi, irq, 544 PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED); 545 if (port) { 546 priv->port[priv->num_par++] = port; 547 success = 1; 548 } 549 } 550 551 if (card->postinit_hook) 552 card->postinit_hook (dev, card, !success); 553 554 return 0; 555 } 556 557 static int __devinit parport_serial_pci_probe (struct pci_dev *dev, 558 const struct pci_device_id *id) 559 { 560 struct parport_serial_private *priv; 561 int err; 562 563 priv = kzalloc (sizeof *priv, GFP_KERNEL); 564 if (!priv) 565 return -ENOMEM; 566 pci_set_drvdata (dev, priv); 567 568 err = pci_enable_device (dev); 569 if (err) { 570 pci_set_drvdata (dev, NULL); 571 kfree (priv); 572 return err; 573 } 574 575 if (parport_register (dev, id)) { 576 pci_set_drvdata (dev, NULL); 577 kfree (priv); 578 return -ENODEV; 579 } 580 581 if (serial_register (dev, id)) { 582 int i; 583 for (i = 0; i < priv->num_par; i++) 584 parport_pc_unregister_port (priv->port[i]); 585 pci_set_drvdata (dev, NULL); 586 kfree (priv); 587 return -ENODEV; 588 } 589 590 return 0; 591 } 592 593 static void __devexit parport_serial_pci_remove (struct pci_dev *dev) 594 { 595 struct parport_serial_private *priv = pci_get_drvdata (dev); 596 int i; 597 598 pci_set_drvdata(dev, NULL); 599 600 // Serial ports 601 if (priv->serial) 602 pciserial_remove_ports(priv->serial); 603 604 // Parallel ports 605 for (i = 0; i < priv->num_par; i++) 606 parport_pc_unregister_port (priv->port[i]); 607 608 kfree (priv); 609 return; 610 } 611 612 #ifdef CONFIG_PM 613 static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state) 614 { 615 struct parport_serial_private *priv = pci_get_drvdata(dev); 616 617 if (priv->serial) 618 pciserial_suspend_ports(priv->serial); 619 620 /* FIXME: What about parport? */ 621 622 pci_save_state(dev); 623 pci_set_power_state(dev, pci_choose_state(dev, state)); 624 return 0; 625 } 626 627 static int parport_serial_pci_resume(struct pci_dev *dev) 628 { 629 struct parport_serial_private *priv = pci_get_drvdata(dev); 630 int err; 631 632 pci_set_power_state(dev, PCI_D0); 633 pci_restore_state(dev); 634 635 /* 636 * The device may have been disabled. Re-enable it. 637 */ 638 err = pci_enable_device(dev); 639 if (err) { 640 printk(KERN_ERR "parport_serial: %s: error enabling " 641 "device for resume (%d)\n", pci_name(dev), err); 642 return err; 643 } 644 645 if (priv->serial) 646 pciserial_resume_ports(priv->serial); 647 648 /* FIXME: What about parport? */ 649 650 return 0; 651 } 652 #endif 653 654 static struct pci_driver parport_serial_pci_driver = { 655 .name = "parport_serial", 656 .id_table = parport_serial_pci_tbl, 657 .probe = parport_serial_pci_probe, 658 .remove = __devexit_p(parport_serial_pci_remove), 659 #ifdef CONFIG_PM 660 .suspend = parport_serial_pci_suspend, 661 .resume = parport_serial_pci_resume, 662 #endif 663 }; 664 665 666 static int __init parport_serial_init (void) 667 { 668 return pci_register_driver (&parport_serial_pci_driver); 669 } 670 671 static void __exit parport_serial_exit (void) 672 { 673 pci_unregister_driver (&parport_serial_pci_driver); 674 return; 675 } 676 677 MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>"); 678 MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards"); 679 MODULE_LICENSE("GPL"); 680 681 module_init(parport_serial_init); 682 module_exit(parport_serial_exit); 683