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 wch_ch353_1s1p, 66 wch_ch353_2s1p, 67 sunix_2s1p, 68 }; 69 70 /* each element directly indexed from enum list, above */ 71 struct parport_pc_pci { 72 int numports; 73 struct { /* BAR (base address registers) numbers in the config 74 space header */ 75 int lo; 76 int hi; /* -1 if not there, >6 for offset-method (max 77 BAR is 6) */ 78 } addr[4]; 79 80 /* If set, this is called immediately after pci_enable_device. 81 * If it returns non-zero, no probing will take place and the 82 * ports will not be used. */ 83 int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card, 84 int autoirq, int autodma); 85 86 /* If set, this is called after probing for ports. If 'failed' 87 * is non-zero we couldn't use any of the ports. */ 88 void (*postinit_hook) (struct pci_dev *pdev, 89 struct parport_pc_pci *card, int failed); 90 }; 91 92 static int netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par, 93 int autoirq, int autodma) 94 { 95 /* the rule described below doesn't hold for this device */ 96 if (dev->device == PCI_DEVICE_ID_NETMOS_9835 && 97 dev->subsystem_vendor == PCI_VENDOR_ID_IBM && 98 dev->subsystem_device == 0x0299) 99 return -ENODEV; 100 101 if (dev->device == PCI_DEVICE_ID_NETMOS_9912) { 102 par->numports = 1; 103 } else { 104 /* 105 * Netmos uses the subdevice ID to indicate the number of parallel 106 * and serial ports. The form is 0x00PS, where <P> is the number of 107 * parallel ports and <S> is the number of serial ports. 108 */ 109 par->numports = (dev->subsystem_device & 0xf0) >> 4; 110 if (par->numports > ARRAY_SIZE(par->addr)) 111 par->numports = ARRAY_SIZE(par->addr); 112 } 113 114 return 0; 115 } 116 117 static struct parport_pc_pci cards[] = { 118 /* titan_110l */ { 1, { { 3, -1 }, } }, 119 /* titan_210l */ { 1, { { 3, -1 }, } }, 120 /* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init }, 121 /* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init }, 122 /* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } }, 123 /* netmos_9900 */ {1, { { 3, 4 }, }, netmos_parallel_init }, 124 /* netmos_9900_2p */ {2, { { 0, 1 }, { 3, 4 }, } }, 125 /* netmos_99xx_1p */ {1, { { 0, 1 }, } }, 126 /* avlab_1s1p */ { 1, { { 1, 2}, } }, 127 /* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} }, 128 /* avlab_2s1p */ { 1, { { 2, 3}, } }, 129 /* siig_1s1p_10x */ { 1, { { 3, 4 }, } }, 130 /* siig_2s1p_10x */ { 1, { { 4, 5 }, } }, 131 /* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } }, 132 /* siig_1s1p_20x */ { 1, { { 1, 2 }, } }, 133 /* siig_2s1p_20x */ { 1, { { 2, 3 }, } }, 134 /* timedia_4078a */ { 1, { { 2, -1 }, } }, 135 /* timedia_4079h */ { 1, { { 2, 3 }, } }, 136 /* timedia_4085h */ { 2, { { 2, -1 }, { 4, -1 }, } }, 137 /* timedia_4088a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 138 /* timedia_4089a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 139 /* timedia_4095a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 140 /* timedia_4096a */ { 2, { { 2, 3 }, { 4, 5 }, } }, 141 /* timedia_4078u */ { 1, { { 2, -1 }, } }, 142 /* timedia_4079a */ { 1, { { 2, 3 }, } }, 143 /* timedia_4085u */ { 2, { { 2, -1 }, { 4, -1 }, } }, 144 /* timedia_4079r */ { 1, { { 2, 3 }, } }, 145 /* timedia_4079s */ { 1, { { 2, 3 }, } }, 146 /* timedia_4079d */ { 1, { { 2, 3 }, } }, 147 /* timedia_4079e */ { 1, { { 2, 3 }, } }, 148 /* timedia_4079f */ { 1, { { 2, 3 }, } }, 149 /* timedia_9079a */ { 1, { { 2, 3 }, } }, 150 /* timedia_9079b */ { 1, { { 2, 3 }, } }, 151 /* timedia_9079c */ { 1, { { 2, 3 }, } }, 152 /* wch_ch353_1s1p*/ { 1, { { 1, -1}, } }, 153 /* wch_ch353_2s1p*/ { 1, { { 2, -1}, } }, 154 /* sunix_2s1p */ { 1, { { 3, -1 }, } }, 155 }; 156 157 #define PCI_VENDOR_ID_SUNIX 0x1fd4 158 #define PCI_DEVICE_ID_SUNIX_1999 0x1999 159 160 static struct pci_device_id parport_serial_pci_tbl[] = { 161 /* PCI cards */ 162 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L, 163 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l }, 164 { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L, 165 PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l }, 166 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735, 167 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 168 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745, 169 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 170 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, 171 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 172 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845, 173 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 174 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 175 0x1000, 0x0020, 0, 0, netmos_9855_2p }, 176 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 177 0x1000, 0x0022, 0, 0, netmos_9855_2p }, 178 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 179 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 }, 180 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, 181 0xA000, 0x3011, 0, 0, netmos_9900 }, 182 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, 183 0xA000, 0x3012, 0, 0, netmos_9900 }, 184 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, 185 0xA000, 0x3020, 0, 0, netmos_9900_2p }, 186 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912, 187 0xA000, 0x2000, 0, 0, netmos_99xx_1p }, 188 /* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/ 189 { PCI_VENDOR_ID_AFAVLAB, 0x2110, 190 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, 191 { PCI_VENDOR_ID_AFAVLAB, 0x2111, 192 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, 193 { PCI_VENDOR_ID_AFAVLAB, 0x2112, 194 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, 195 { PCI_VENDOR_ID_AFAVLAB, 0x2140, 196 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, 197 { PCI_VENDOR_ID_AFAVLAB, 0x2141, 198 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, 199 { PCI_VENDOR_ID_AFAVLAB, 0x2142, 200 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, 201 { PCI_VENDOR_ID_AFAVLAB, 0x2160, 202 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, 203 { PCI_VENDOR_ID_AFAVLAB, 0x2161, 204 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, 205 { PCI_VENDOR_ID_AFAVLAB, 0x2162, 206 PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, 207 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550, 208 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, 209 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650, 210 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, 211 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850, 212 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, 213 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550, 214 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, 215 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650, 216 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, 217 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850, 218 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, 219 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550, 220 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, 221 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650, 222 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, 223 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850, 224 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, 225 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550, 226 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 227 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650, 228 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x }, 229 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850, 230 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x }, 231 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550, 232 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 233 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650, 234 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 235 { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850, 236 PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, 237 /* PCI_VENDOR_ID_TIMEDIA/SUNIX has many differing cards ...*/ 238 { 0x1409, 0x7168, 0x1409, 0x4078, 0, 0, timedia_4078a }, 239 { 0x1409, 0x7168, 0x1409, 0x4079, 0, 0, timedia_4079h }, 240 { 0x1409, 0x7168, 0x1409, 0x4085, 0, 0, timedia_4085h }, 241 { 0x1409, 0x7168, 0x1409, 0x4088, 0, 0, timedia_4088a }, 242 { 0x1409, 0x7168, 0x1409, 0x4089, 0, 0, timedia_4089a }, 243 { 0x1409, 0x7168, 0x1409, 0x4095, 0, 0, timedia_4095a }, 244 { 0x1409, 0x7168, 0x1409, 0x4096, 0, 0, timedia_4096a }, 245 { 0x1409, 0x7168, 0x1409, 0x5078, 0, 0, timedia_4078u }, 246 { 0x1409, 0x7168, 0x1409, 0x5079, 0, 0, timedia_4079a }, 247 { 0x1409, 0x7168, 0x1409, 0x5085, 0, 0, timedia_4085u }, 248 { 0x1409, 0x7168, 0x1409, 0x6079, 0, 0, timedia_4079r }, 249 { 0x1409, 0x7168, 0x1409, 0x7079, 0, 0, timedia_4079s }, 250 { 0x1409, 0x7168, 0x1409, 0x8079, 0, 0, timedia_4079d }, 251 { 0x1409, 0x7168, 0x1409, 0x9079, 0, 0, timedia_4079e }, 252 { 0x1409, 0x7168, 0x1409, 0xa079, 0, 0, timedia_4079f }, 253 { 0x1409, 0x7168, 0x1409, 0xb079, 0, 0, timedia_9079a }, 254 { 0x1409, 0x7168, 0x1409, 0xc079, 0, 0, timedia_9079b }, 255 { 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c }, 256 257 /* WCH CARDS */ 258 { 0x4348, 0x5053, PCI_ANY_ID, PCI_ANY_ID, 0, 0, wch_ch353_1s1p}, 259 { 0x4348, 0x7053, 0x4348, 0x3253, 0, 0, wch_ch353_2s1p}, 260 261 /* 262 * More SUNIX variations. At least one of these has part number 263 * '5079A but subdevice 0x102. That board reports 0x0708 as 264 * its PCI Class. 265 */ 266 { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX, 267 0x0102, 0, 0, sunix_2s1p }, 268 269 { 0, } /* terminate list */ 270 }; 271 MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl); 272 273 /* 274 * This table describes the serial "geometry" of these boards. Any 275 * quirks for these can be found in drivers/serial/8250_pci.c 276 * 277 * Cards not tested are marked n/t 278 * If you have one of these cards and it works for you, please tell me.. 279 */ 280 static struct pciserial_board pci_parport_serial_boards[] = { 281 [titan_110l] = { 282 .flags = FL_BASE1 | FL_BASE_BARS, 283 .num_ports = 1, 284 .base_baud = 921600, 285 .uart_offset = 8, 286 }, 287 [titan_210l] = { 288 .flags = FL_BASE1 | FL_BASE_BARS, 289 .num_ports = 2, 290 .base_baud = 921600, 291 .uart_offset = 8, 292 }, 293 [netmos_9xx5_combo] = { 294 .flags = FL_BASE0 | FL_BASE_BARS, 295 .num_ports = 1, 296 .base_baud = 115200, 297 .uart_offset = 8, 298 }, 299 [netmos_9855] = { 300 .flags = FL_BASE2 | FL_BASE_BARS, 301 .num_ports = 1, 302 .base_baud = 115200, 303 .uart_offset = 8, 304 }, 305 [netmos_9855_2p] = { 306 .flags = FL_BASE4 | FL_BASE_BARS, 307 .num_ports = 1, 308 .base_baud = 115200, 309 .uart_offset = 8, 310 }, 311 [netmos_9900] = { /* n/t */ 312 .flags = FL_BASE0 | FL_BASE_BARS, 313 .num_ports = 1, 314 .base_baud = 115200, 315 .uart_offset = 8, 316 }, 317 [netmos_9900_2p] = { /* parallel only */ /* n/t */ 318 .flags = FL_BASE0, 319 .num_ports = 0, 320 .base_baud = 115200, 321 .uart_offset = 8, 322 }, 323 [netmos_99xx_1p] = { /* parallel only */ /* n/t */ 324 .flags = FL_BASE0, 325 .num_ports = 0, 326 .base_baud = 115200, 327 .uart_offset = 8, 328 }, 329 [avlab_1s1p] = { /* n/t */ 330 .flags = FL_BASE0 | FL_BASE_BARS, 331 .num_ports = 1, 332 .base_baud = 115200, 333 .uart_offset = 8, 334 }, 335 [avlab_1s2p] = { /* n/t */ 336 .flags = FL_BASE0 | FL_BASE_BARS, 337 .num_ports = 1, 338 .base_baud = 115200, 339 .uart_offset = 8, 340 }, 341 [avlab_2s1p] = { /* n/t */ 342 .flags = FL_BASE0 | FL_BASE_BARS, 343 .num_ports = 2, 344 .base_baud = 115200, 345 .uart_offset = 8, 346 }, 347 [siig_1s1p_10x] = { 348 .flags = FL_BASE2, 349 .num_ports = 1, 350 .base_baud = 460800, 351 .uart_offset = 8, 352 }, 353 [siig_2s1p_10x] = { 354 .flags = FL_BASE2, 355 .num_ports = 1, 356 .base_baud = 921600, 357 .uart_offset = 8, 358 }, 359 [siig_2p1s_20x] = { 360 .flags = FL_BASE0, 361 .num_ports = 1, 362 .base_baud = 921600, 363 .uart_offset = 8, 364 }, 365 [siig_1s1p_20x] = { 366 .flags = FL_BASE0, 367 .num_ports = 1, 368 .base_baud = 921600, 369 .uart_offset = 8, 370 }, 371 [siig_2s1p_20x] = { 372 .flags = FL_BASE0, 373 .num_ports = 1, 374 .base_baud = 921600, 375 .uart_offset = 8, 376 }, 377 [timedia_4078a] = { 378 .flags = FL_BASE0|FL_BASE_BARS, 379 .num_ports = 1, 380 .base_baud = 921600, 381 .uart_offset = 8, 382 }, 383 [timedia_4079h] = { 384 .flags = FL_BASE0|FL_BASE_BARS, 385 .num_ports = 1, 386 .base_baud = 921600, 387 .uart_offset = 8, 388 }, 389 [timedia_4085h] = { 390 .flags = FL_BASE0|FL_BASE_BARS, 391 .num_ports = 1, 392 .base_baud = 921600, 393 .uart_offset = 8, 394 }, 395 [timedia_4088a] = { 396 .flags = FL_BASE0|FL_BASE_BARS, 397 .num_ports = 1, 398 .base_baud = 921600, 399 .uart_offset = 8, 400 }, 401 [timedia_4089a] = { 402 .flags = FL_BASE0|FL_BASE_BARS, 403 .num_ports = 1, 404 .base_baud = 921600, 405 .uart_offset = 8, 406 }, 407 [timedia_4095a] = { 408 .flags = FL_BASE0|FL_BASE_BARS, 409 .num_ports = 1, 410 .base_baud = 921600, 411 .uart_offset = 8, 412 }, 413 [timedia_4096a] = { 414 .flags = FL_BASE0|FL_BASE_BARS, 415 .num_ports = 1, 416 .base_baud = 921600, 417 .uart_offset = 8, 418 }, 419 [timedia_4078u] = { 420 .flags = FL_BASE0|FL_BASE_BARS, 421 .num_ports = 1, 422 .base_baud = 921600, 423 .uart_offset = 8, 424 }, 425 [timedia_4079a] = { 426 .flags = FL_BASE0|FL_BASE_BARS, 427 .num_ports = 1, 428 .base_baud = 921600, 429 .uart_offset = 8, 430 }, 431 [timedia_4085u] = { 432 .flags = FL_BASE0|FL_BASE_BARS, 433 .num_ports = 1, 434 .base_baud = 921600, 435 .uart_offset = 8, 436 }, 437 [timedia_4079r] = { 438 .flags = FL_BASE0|FL_BASE_BARS, 439 .num_ports = 1, 440 .base_baud = 921600, 441 .uart_offset = 8, 442 }, 443 [timedia_4079s] = { 444 .flags = FL_BASE0|FL_BASE_BARS, 445 .num_ports = 1, 446 .base_baud = 921600, 447 .uart_offset = 8, 448 }, 449 [timedia_4079d] = { 450 .flags = FL_BASE0|FL_BASE_BARS, 451 .num_ports = 1, 452 .base_baud = 921600, 453 .uart_offset = 8, 454 }, 455 [timedia_4079e] = { 456 .flags = FL_BASE0|FL_BASE_BARS, 457 .num_ports = 1, 458 .base_baud = 921600, 459 .uart_offset = 8, 460 }, 461 [timedia_4079f] = { 462 .flags = FL_BASE0|FL_BASE_BARS, 463 .num_ports = 1, 464 .base_baud = 921600, 465 .uart_offset = 8, 466 }, 467 [timedia_9079a] = { 468 .flags = FL_BASE0|FL_BASE_BARS, 469 .num_ports = 1, 470 .base_baud = 921600, 471 .uart_offset = 8, 472 }, 473 [timedia_9079b] = { 474 .flags = FL_BASE0|FL_BASE_BARS, 475 .num_ports = 1, 476 .base_baud = 921600, 477 .uart_offset = 8, 478 }, 479 [timedia_9079c] = { 480 .flags = FL_BASE0|FL_BASE_BARS, 481 .num_ports = 1, 482 .base_baud = 921600, 483 .uart_offset = 8, 484 }, 485 [wch_ch353_1s1p] = { 486 .flags = FL_BASE0|FL_BASE_BARS, 487 .num_ports = 1, 488 .base_baud = 115200, 489 .uart_offset = 8, 490 }, 491 [wch_ch353_2s1p] = { 492 .flags = FL_BASE0|FL_BASE_BARS, 493 .num_ports = 2, 494 .base_baud = 115200, 495 .uart_offset = 8, 496 }, 497 [sunix_2s1p] = { 498 .flags = FL_BASE0|FL_BASE_BARS, 499 .num_ports = 2, 500 .base_baud = 921600, 501 .uart_offset = 8, 502 }, 503 }; 504 505 struct parport_serial_private { 506 struct serial_private *serial; 507 int num_par; 508 struct parport *port[PARPORT_MAX]; 509 struct parport_pc_pci par; 510 }; 511 512 /* Register the serial port(s) of a PCI card. */ 513 static int serial_register(struct pci_dev *dev, const struct pci_device_id *id) 514 { 515 struct parport_serial_private *priv = pci_get_drvdata (dev); 516 struct pciserial_board *board; 517 struct serial_private *serial; 518 519 board = &pci_parport_serial_boards[id->driver_data]; 520 521 if (board->num_ports == 0) 522 return 0; 523 524 serial = pciserial_init_ports(dev, board); 525 526 if (IS_ERR(serial)) 527 return PTR_ERR(serial); 528 529 priv->serial = serial; 530 return 0; 531 } 532 533 /* Register the parallel port(s) of a PCI card. */ 534 static int parport_register(struct pci_dev *dev, const struct pci_device_id *id) 535 { 536 struct parport_pc_pci *card; 537 struct parport_serial_private *priv = pci_get_drvdata (dev); 538 int n, success = 0; 539 540 priv->par = cards[id->driver_data]; 541 card = &priv->par; 542 if (card->preinit_hook && 543 card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE)) 544 return -ENODEV; 545 546 for (n = 0; n < card->numports; n++) { 547 struct parport *port; 548 int lo = card->addr[n].lo; 549 int hi = card->addr[n].hi; 550 unsigned long io_lo, io_hi; 551 int irq; 552 553 if (priv->num_par == ARRAY_SIZE (priv->port)) { 554 printk (KERN_WARNING 555 "parport_serial: %s: only %zu parallel ports " 556 "supported (%d reported)\n", pci_name (dev), 557 ARRAY_SIZE(priv->port), card->numports); 558 break; 559 } 560 561 io_lo = pci_resource_start (dev, lo); 562 io_hi = 0; 563 if ((hi >= 0) && (hi <= 6)) 564 io_hi = pci_resource_start (dev, hi); 565 else if (hi > 6) 566 io_lo += hi; /* Reinterpret the meaning of 567 "hi" as an offset (see SYBA 568 def.) */ 569 /* TODO: test if sharing interrupts works */ 570 irq = dev->irq; 571 if (irq == IRQ_NONE) { 572 dev_dbg(&dev->dev, 573 "PCI parallel port detected: I/O at %#lx(%#lx)\n", 574 io_lo, io_hi); 575 irq = PARPORT_IRQ_NONE; 576 } else { 577 dev_dbg(&dev->dev, 578 "PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n", 579 io_lo, io_hi, irq); 580 } 581 port = parport_pc_probe_port (io_lo, io_hi, irq, 582 PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED); 583 if (port) { 584 priv->port[priv->num_par++] = port; 585 success = 1; 586 } 587 } 588 589 if (card->postinit_hook) 590 card->postinit_hook (dev, card, !success); 591 592 return 0; 593 } 594 595 static int parport_serial_pci_probe(struct pci_dev *dev, 596 const struct pci_device_id *id) 597 { 598 struct parport_serial_private *priv; 599 int err; 600 601 priv = kzalloc (sizeof *priv, GFP_KERNEL); 602 if (!priv) 603 return -ENOMEM; 604 pci_set_drvdata (dev, priv); 605 606 err = pci_enable_device (dev); 607 if (err) { 608 kfree (priv); 609 return err; 610 } 611 612 if (parport_register (dev, id)) { 613 kfree (priv); 614 return -ENODEV; 615 } 616 617 if (serial_register (dev, id)) { 618 int i; 619 for (i = 0; i < priv->num_par; i++) 620 parport_pc_unregister_port (priv->port[i]); 621 kfree (priv); 622 return -ENODEV; 623 } 624 625 return 0; 626 } 627 628 static void parport_serial_pci_remove(struct pci_dev *dev) 629 { 630 struct parport_serial_private *priv = pci_get_drvdata (dev); 631 int i; 632 633 // Serial ports 634 if (priv->serial) 635 pciserial_remove_ports(priv->serial); 636 637 // Parallel ports 638 for (i = 0; i < priv->num_par; i++) 639 parport_pc_unregister_port (priv->port[i]); 640 641 kfree (priv); 642 return; 643 } 644 645 #ifdef CONFIG_PM 646 static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state) 647 { 648 struct parport_serial_private *priv = pci_get_drvdata(dev); 649 650 if (priv->serial) 651 pciserial_suspend_ports(priv->serial); 652 653 /* FIXME: What about parport? */ 654 655 pci_save_state(dev); 656 pci_set_power_state(dev, pci_choose_state(dev, state)); 657 return 0; 658 } 659 660 static int parport_serial_pci_resume(struct pci_dev *dev) 661 { 662 struct parport_serial_private *priv = pci_get_drvdata(dev); 663 int err; 664 665 pci_set_power_state(dev, PCI_D0); 666 pci_restore_state(dev); 667 668 /* 669 * The device may have been disabled. Re-enable it. 670 */ 671 err = pci_enable_device(dev); 672 if (err) { 673 printk(KERN_ERR "parport_serial: %s: error enabling " 674 "device for resume (%d)\n", pci_name(dev), err); 675 return err; 676 } 677 678 if (priv->serial) 679 pciserial_resume_ports(priv->serial); 680 681 /* FIXME: What about parport? */ 682 683 return 0; 684 } 685 #endif 686 687 static struct pci_driver parport_serial_pci_driver = { 688 .name = "parport_serial", 689 .id_table = parport_serial_pci_tbl, 690 .probe = parport_serial_pci_probe, 691 .remove = parport_serial_pci_remove, 692 #ifdef CONFIG_PM 693 .suspend = parport_serial_pci_suspend, 694 .resume = parport_serial_pci_resume, 695 #endif 696 }; 697 698 699 static int __init parport_serial_init (void) 700 { 701 return pci_register_driver (&parport_serial_pci_driver); 702 } 703 704 static void __exit parport_serial_exit (void) 705 { 706 pci_unregister_driver (&parport_serial_pci_driver); 707 return; 708 } 709 710 MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>"); 711 MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards"); 712 MODULE_LICENSE("GPL"); 713 714 module_init(parport_serial_init); 715 module_exit(parport_serial_exit); 716