Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Driver for AVM Fritz!PCI, Fritz!PCI v2, Fritz!PnP ISDN cards |
| 3 | * |
| 4 | * Author Kai Germaschewski |
| 5 | * Copyright 2001 by Kai Germaschewski <kai.germaschewski@gmx.de> |
| 6 | * 2001 by Karsten Keil <keil@isdn4linux.de> |
| 7 | * |
| 8 | * based upon Karsten Keil's original avm_pci.c driver |
| 9 | * |
| 10 | * This software may be used and distributed according to the terms |
| 11 | * of the GNU General Public License, incorporated herein by reference. |
| 12 | * |
| 13 | * Thanks to Wizard Computersysteme GmbH, Bremervoerde and |
| 14 | * SoHaNet Technology GmbH, Berlin |
| 15 | * for supporting the development of this driver |
| 16 | */ |
| 17 | |
| 18 | |
| 19 | /* TODO: |
| 20 | * |
| 21 | * o POWER PC |
| 22 | * o clean up debugging |
| 23 | * o tx_skb at PH_DEACTIVATE time |
| 24 | */ |
| 25 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #include <linux/module.h> |
| 27 | #include <linux/init.h> |
| 28 | #include <linux/pci.h> |
| 29 | #include <linux/isapnp.h> |
| 30 | #include <linux/kmod.h> |
| 31 | #include <linux/slab.h> |
| 32 | #include <linux/skbuff.h> |
| 33 | #include <linux/netdevice.h> |
| 34 | #include <linux/delay.h> |
| 35 | |
| 36 | #include <asm/io.h> |
| 37 | |
| 38 | #include "hisax_fcpcipnp.h" |
| 39 | |
| 40 | // debugging cruft |
| 41 | #define __debug_variable debug |
| 42 | #include "hisax_debug.h" |
| 43 | |
| 44 | #ifdef CONFIG_HISAX_DEBUG |
| 45 | static int debug = 0; |
| 46 | /* static int hdlcfifosize = 32; */ |
| 47 | module_param(debug, int, 0); |
| 48 | /* module_param(hdlcfifosize, int, 0); */ |
| 49 | #endif |
| 50 | |
| 51 | MODULE_AUTHOR("Kai Germaschewski <kai.germaschewski@gmx.de>/Karsten Keil <kkeil@suse.de>"); |
| 52 | MODULE_DESCRIPTION("AVM Fritz!PCI/PnP ISDN driver"); |
| 53 | |
| 54 | static struct pci_device_id fcpci_ids[] = { |
| 55 | { .vendor = PCI_VENDOR_ID_AVM, |
| 56 | .device = PCI_DEVICE_ID_AVM_A1, |
| 57 | .subvendor = PCI_ANY_ID, |
| 58 | .subdevice = PCI_ANY_ID, |
| 59 | .driver_data = (unsigned long) "Fritz!Card PCI", |
| 60 | }, |
| 61 | { .vendor = PCI_VENDOR_ID_AVM, |
| 62 | .device = PCI_DEVICE_ID_AVM_A1_V2, |
| 63 | .subvendor = PCI_ANY_ID, |
| 64 | .subdevice = PCI_ANY_ID, |
| 65 | .driver_data = (unsigned long) "Fritz!Card PCI v2" }, |
| 66 | {} |
| 67 | }; |
| 68 | |
| 69 | MODULE_DEVICE_TABLE(pci, fcpci_ids); |
| 70 | |
| 71 | #ifdef __ISAPNP__ |
| 72 | static struct pnp_device_id fcpnp_ids[] __devinitdata = { |
| 73 | { |
| 74 | .id = "AVM0900", |
| 75 | .driver_data = (unsigned long) "Fritz!Card PnP", |
| 76 | }, |
| 77 | }; |
| 78 | |
| 79 | MODULE_DEVICE_TABLE(isapnp, fcpnp_ids); |
| 80 | #endif |
| 81 | |
| 82 | static int protocol = 2; /* EURO-ISDN Default */ |
| 83 | module_param(protocol, int, 0); |
| 84 | MODULE_LICENSE("GPL"); |
| 85 | |
| 86 | // ---------------------------------------------------------------------- |
| 87 | |
| 88 | #define AVM_INDEX 0x04 |
| 89 | #define AVM_DATA 0x10 |
| 90 | |
| 91 | #define AVM_IDX_HDLC_1 0x00 |
| 92 | #define AVM_IDX_HDLC_2 0x01 |
| 93 | #define AVM_IDX_ISAC_FIFO 0x02 |
| 94 | #define AVM_IDX_ISAC_REG_LOW 0x04 |
| 95 | #define AVM_IDX_ISAC_REG_HIGH 0x06 |
| 96 | |
| 97 | #define AVM_STATUS0 0x02 |
| 98 | |
| 99 | #define AVM_STATUS0_IRQ_ISAC 0x01 |
| 100 | #define AVM_STATUS0_IRQ_HDLC 0x02 |
| 101 | #define AVM_STATUS0_IRQ_TIMER 0x04 |
| 102 | #define AVM_STATUS0_IRQ_MASK 0x07 |
| 103 | |
| 104 | #define AVM_STATUS0_RESET 0x01 |
| 105 | #define AVM_STATUS0_DIS_TIMER 0x02 |
| 106 | #define AVM_STATUS0_RES_TIMER 0x04 |
| 107 | #define AVM_STATUS0_ENA_IRQ 0x08 |
| 108 | #define AVM_STATUS0_TESTBIT 0x10 |
| 109 | |
| 110 | #define AVM_STATUS1 0x03 |
| 111 | #define AVM_STATUS1_ENA_IOM 0x80 |
| 112 | |
| 113 | #define HDLC_FIFO 0x0 |
| 114 | #define HDLC_STATUS 0x4 |
| 115 | #define HDLC_CTRL 0x4 |
| 116 | |
| 117 | #define HDLC_MODE_ITF_FLG 0x01 |
| 118 | #define HDLC_MODE_TRANS 0x02 |
| 119 | #define HDLC_MODE_CCR_7 0x04 |
| 120 | #define HDLC_MODE_CCR_16 0x08 |
| 121 | #define HDLC_MODE_TESTLOOP 0x80 |
| 122 | |
| 123 | #define HDLC_INT_XPR 0x80 |
| 124 | #define HDLC_INT_XDU 0x40 |
| 125 | #define HDLC_INT_RPR 0x20 |
| 126 | #define HDLC_INT_MASK 0xE0 |
| 127 | |
| 128 | #define HDLC_STAT_RME 0x01 |
| 129 | #define HDLC_STAT_RDO 0x10 |
| 130 | #define HDLC_STAT_CRCVFRRAB 0x0E |
| 131 | #define HDLC_STAT_CRCVFR 0x06 |
| 132 | #define HDLC_STAT_RML_MASK 0xff00 |
| 133 | |
| 134 | #define HDLC_CMD_XRS 0x80 |
| 135 | #define HDLC_CMD_XME 0x01 |
| 136 | #define HDLC_CMD_RRS 0x20 |
| 137 | #define HDLC_CMD_XML_MASK 0xff00 |
| 138 | |
| 139 | #define AVM_HDLC_FIFO_1 0x10 |
| 140 | #define AVM_HDLC_FIFO_2 0x18 |
| 141 | |
| 142 | #define AVM_HDLC_STATUS_1 0x14 |
| 143 | #define AVM_HDLC_STATUS_2 0x1c |
| 144 | |
| 145 | #define AVM_ISACSX_INDEX 0x04 |
| 146 | #define AVM_ISACSX_DATA 0x08 |
| 147 | |
| 148 | // ---------------------------------------------------------------------- |
| 149 | // Fritz!PCI |
| 150 | |
| 151 | static unsigned char fcpci_read_isac(struct isac *isac, unsigned char offset) |
| 152 | { |
| 153 | struct fritz_adapter *adapter = isac->priv; |
| 154 | unsigned char idx = (offset > 0x2f) ? |
| 155 | AVM_IDX_ISAC_REG_HIGH : AVM_IDX_ISAC_REG_LOW; |
| 156 | unsigned char val; |
| 157 | unsigned long flags; |
| 158 | |
| 159 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 160 | outb(idx, adapter->io + AVM_INDEX); |
| 161 | val = inb(adapter->io + AVM_DATA + (offset & 0xf)); |
| 162 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 163 | DBG(0x1000, " port %#x, value %#x", |
| 164 | offset, val); |
| 165 | return val; |
| 166 | } |
| 167 | |
| 168 | static void fcpci_write_isac(struct isac *isac, unsigned char offset, |
| 169 | unsigned char value) |
| 170 | { |
| 171 | struct fritz_adapter *adapter = isac->priv; |
| 172 | unsigned char idx = (offset > 0x2f) ? |
| 173 | AVM_IDX_ISAC_REG_HIGH : AVM_IDX_ISAC_REG_LOW; |
| 174 | unsigned long flags; |
| 175 | |
| 176 | DBG(0x1000, " port %#x, value %#x", |
| 177 | offset, value); |
| 178 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 179 | outb(idx, adapter->io + AVM_INDEX); |
| 180 | outb(value, adapter->io + AVM_DATA + (offset & 0xf)); |
| 181 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 182 | } |
| 183 | |
| 184 | static void fcpci_read_isac_fifo(struct isac *isac, unsigned char * data, |
| 185 | int size) |
| 186 | { |
| 187 | struct fritz_adapter *adapter = isac->priv; |
| 188 | unsigned long flags; |
| 189 | |
| 190 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 191 | outb(AVM_IDX_ISAC_FIFO, adapter->io + AVM_INDEX); |
| 192 | insb(adapter->io + AVM_DATA, data, size); |
| 193 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 194 | } |
| 195 | |
| 196 | static void fcpci_write_isac_fifo(struct isac *isac, unsigned char * data, |
| 197 | int size) |
| 198 | { |
| 199 | struct fritz_adapter *adapter = isac->priv; |
| 200 | unsigned long flags; |
| 201 | |
| 202 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 203 | outb(AVM_IDX_ISAC_FIFO, adapter->io + AVM_INDEX); |
| 204 | outsb(adapter->io + AVM_DATA, data, size); |
| 205 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 206 | } |
| 207 | |
| 208 | static u32 fcpci_read_hdlc_status(struct fritz_adapter *adapter, int nr) |
| 209 | { |
| 210 | u32 val; |
| 211 | int idx = nr ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; |
| 212 | unsigned long flags; |
| 213 | |
| 214 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 215 | outl(idx, adapter->io + AVM_INDEX); |
| 216 | val = inl(adapter->io + AVM_DATA + HDLC_STATUS); |
| 217 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 218 | return val; |
| 219 | } |
| 220 | |
| 221 | static void __fcpci_write_ctrl(struct fritz_bcs *bcs, int which) |
| 222 | { |
| 223 | struct fritz_adapter *adapter = bcs->adapter; |
| 224 | int idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; |
| 225 | |
| 226 | DBG(0x40, "hdlc %c wr%x ctrl %x", |
| 227 | 'A' + bcs->channel, which, bcs->ctrl.ctrl); |
| 228 | |
| 229 | outl(idx, adapter->io + AVM_INDEX); |
| 230 | outl(bcs->ctrl.ctrl, adapter->io + AVM_DATA + HDLC_CTRL); |
| 231 | } |
| 232 | |
| 233 | static void fcpci_write_ctrl(struct fritz_bcs *bcs, int which) |
| 234 | { |
| 235 | struct fritz_adapter *adapter = bcs->adapter; |
| 236 | unsigned long flags; |
| 237 | |
| 238 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 239 | __fcpci_write_ctrl(bcs, which); |
| 240 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 241 | } |
| 242 | |
| 243 | // ---------------------------------------------------------------------- |
| 244 | // Fritz!PCI v2 |
| 245 | |
| 246 | static unsigned char fcpci2_read_isac(struct isac *isac, unsigned char offset) |
| 247 | { |
| 248 | struct fritz_adapter *adapter = isac->priv; |
| 249 | unsigned char val; |
| 250 | unsigned long flags; |
| 251 | |
| 252 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 253 | outl(offset, adapter->io + AVM_ISACSX_INDEX); |
| 254 | val = inl(adapter->io + AVM_ISACSX_DATA); |
| 255 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 256 | DBG(0x1000, " port %#x, value %#x", |
| 257 | offset, val); |
| 258 | |
| 259 | return val; |
| 260 | } |
| 261 | |
| 262 | static void fcpci2_write_isac(struct isac *isac, unsigned char offset, |
| 263 | unsigned char value) |
| 264 | { |
| 265 | struct fritz_adapter *adapter = isac->priv; |
| 266 | unsigned long flags; |
| 267 | |
| 268 | DBG(0x1000, " port %#x, value %#x", |
| 269 | offset, value); |
| 270 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 271 | outl(offset, adapter->io + AVM_ISACSX_INDEX); |
| 272 | outl(value, adapter->io + AVM_ISACSX_DATA); |
| 273 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 274 | } |
| 275 | |
| 276 | static void fcpci2_read_isac_fifo(struct isac *isac, unsigned char * data, |
| 277 | int size) |
| 278 | { |
| 279 | struct fritz_adapter *adapter = isac->priv; |
| 280 | int i; |
| 281 | unsigned long flags; |
| 282 | |
| 283 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 284 | outl(0, adapter->io + AVM_ISACSX_INDEX); |
| 285 | for (i = 0; i < size; i++) |
| 286 | data[i] = inl(adapter->io + AVM_ISACSX_DATA); |
| 287 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 288 | } |
| 289 | |
| 290 | static void fcpci2_write_isac_fifo(struct isac *isac, unsigned char * data, |
| 291 | int size) |
| 292 | { |
| 293 | struct fritz_adapter *adapter = isac->priv; |
| 294 | int i; |
| 295 | unsigned long flags; |
| 296 | |
| 297 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 298 | outl(0, adapter->io + AVM_ISACSX_INDEX); |
| 299 | for (i = 0; i < size; i++) |
| 300 | outl(data[i], adapter->io + AVM_ISACSX_DATA); |
| 301 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 302 | } |
| 303 | |
| 304 | static u32 fcpci2_read_hdlc_status(struct fritz_adapter *adapter, int nr) |
| 305 | { |
| 306 | int offset = nr ? AVM_HDLC_STATUS_2 : AVM_HDLC_STATUS_1; |
| 307 | |
| 308 | return inl(adapter->io + offset); |
| 309 | } |
| 310 | |
| 311 | static void fcpci2_write_ctrl(struct fritz_bcs *bcs, int which) |
| 312 | { |
| 313 | struct fritz_adapter *adapter = bcs->adapter; |
| 314 | int offset = bcs->channel ? AVM_HDLC_STATUS_2 : AVM_HDLC_STATUS_1; |
| 315 | |
| 316 | DBG(0x40, "hdlc %c wr%x ctrl %x", |
| 317 | 'A' + bcs->channel, which, bcs->ctrl.ctrl); |
| 318 | |
| 319 | outl(bcs->ctrl.ctrl, adapter->io + offset); |
| 320 | } |
| 321 | |
| 322 | // ---------------------------------------------------------------------- |
| 323 | // Fritz!PnP (ISAC access as for Fritz!PCI) |
| 324 | |
| 325 | static u32 fcpnp_read_hdlc_status(struct fritz_adapter *adapter, int nr) |
| 326 | { |
| 327 | unsigned char idx = nr ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; |
| 328 | u32 val; |
| 329 | unsigned long flags; |
| 330 | |
| 331 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 332 | outb(idx, adapter->io + AVM_INDEX); |
| 333 | val = inb(adapter->io + AVM_DATA + HDLC_STATUS); |
| 334 | if (val & HDLC_INT_RPR) |
| 335 | val |= inb(adapter->io + AVM_DATA + HDLC_STATUS + 1) << 8; |
| 336 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 337 | return val; |
| 338 | } |
| 339 | |
| 340 | static void __fcpnp_write_ctrl(struct fritz_bcs *bcs, int which) |
| 341 | { |
| 342 | struct fritz_adapter *adapter = bcs->adapter; |
| 343 | unsigned char idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; |
| 344 | |
| 345 | DBG(0x40, "hdlc %c wr%x ctrl %x", |
| 346 | 'A' + bcs->channel, which, bcs->ctrl.ctrl); |
| 347 | |
| 348 | outb(idx, adapter->io + AVM_INDEX); |
| 349 | if (which & 4) |
| 350 | outb(bcs->ctrl.sr.mode, |
| 351 | adapter->io + AVM_DATA + HDLC_STATUS + 2); |
| 352 | if (which & 2) |
| 353 | outb(bcs->ctrl.sr.xml, |
| 354 | adapter->io + AVM_DATA + HDLC_STATUS + 1); |
| 355 | if (which & 1) |
| 356 | outb(bcs->ctrl.sr.cmd, |
| 357 | adapter->io + AVM_DATA + HDLC_STATUS + 0); |
| 358 | } |
| 359 | |
| 360 | static void fcpnp_write_ctrl(struct fritz_bcs *bcs, int which) |
| 361 | { |
| 362 | struct fritz_adapter *adapter = bcs->adapter; |
| 363 | unsigned long flags; |
| 364 | |
| 365 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 366 | __fcpnp_write_ctrl(bcs, which); |
| 367 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 368 | } |
| 369 | |
| 370 | // ---------------------------------------------------------------------- |
| 371 | |
| 372 | static inline void B_L1L2(struct fritz_bcs *bcs, int pr, void *arg) |
| 373 | { |
| 374 | struct hisax_if *ifc = (struct hisax_if *) &bcs->b_if; |
| 375 | |
| 376 | DBG(2, "pr %#x", pr); |
| 377 | ifc->l1l2(ifc, pr, arg); |
| 378 | } |
| 379 | |
| 380 | static void hdlc_fill_fifo(struct fritz_bcs *bcs) |
| 381 | { |
| 382 | struct fritz_adapter *adapter = bcs->adapter; |
| 383 | struct sk_buff *skb = bcs->tx_skb; |
| 384 | int count; |
| 385 | unsigned long flags; |
| 386 | unsigned char *p; |
| 387 | |
| 388 | DBG(0x40, "hdlc_fill_fifo"); |
| 389 | |
Eric Sesterhenn | 6dd44a7 | 2006-03-26 18:19:26 +0200 | [diff] [blame^] | 390 | BUG_ON(skb->len == 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 391 | |
| 392 | bcs->ctrl.sr.cmd &= ~HDLC_CMD_XME; |
| 393 | if (bcs->tx_skb->len > bcs->fifo_size) { |
| 394 | count = bcs->fifo_size; |
| 395 | } else { |
| 396 | count = bcs->tx_skb->len; |
| 397 | if (bcs->mode != L1_MODE_TRANS) |
| 398 | bcs->ctrl.sr.cmd |= HDLC_CMD_XME; |
| 399 | } |
| 400 | DBG(0x40, "hdlc_fill_fifo %d/%d", count, bcs->tx_skb->len); |
| 401 | p = bcs->tx_skb->data; |
| 402 | skb_pull(bcs->tx_skb, count); |
| 403 | bcs->tx_cnt += count; |
| 404 | bcs->ctrl.sr.xml = ((count == bcs->fifo_size) ? 0 : count); |
| 405 | |
| 406 | switch (adapter->type) { |
| 407 | case AVM_FRITZ_PCI: |
| 408 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 409 | // sets the correct AVM_INDEX, too |
| 410 | __fcpci_write_ctrl(bcs, 3); |
| 411 | outsl(adapter->io + AVM_DATA + HDLC_FIFO, |
| 412 | p, (count + 3) / 4); |
| 413 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 414 | break; |
| 415 | case AVM_FRITZ_PCIV2: |
| 416 | fcpci2_write_ctrl(bcs, 3); |
| 417 | outsl(adapter->io + |
| 418 | (bcs->channel ? AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1), |
| 419 | p, (count + 3) / 4); |
| 420 | break; |
| 421 | case AVM_FRITZ_PNP: |
| 422 | spin_lock_irqsave(&adapter->hw_lock, flags); |
| 423 | // sets the correct AVM_INDEX, too |
| 424 | __fcpnp_write_ctrl(bcs, 3); |
| 425 | outsb(adapter->io + AVM_DATA, p, count); |
| 426 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
| 427 | break; |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | static inline void hdlc_empty_fifo(struct fritz_bcs *bcs, int count) |
| 432 | { |
| 433 | struct fritz_adapter *adapter = bcs->adapter; |
| 434 | unsigned char *p; |
| 435 | unsigned char idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; |
| 436 | |
| 437 | DBG(0x10, "hdlc_empty_fifo %d", count); |
| 438 | if (bcs->rcvidx + count > HSCX_BUFMAX) { |
| 439 | DBG(0x10, "hdlc_empty_fifo: incoming packet too large"); |
| 440 | return; |
| 441 | } |
| 442 | p = bcs->rcvbuf + bcs->rcvidx; |
| 443 | bcs->rcvidx += count; |
| 444 | switch (adapter->type) { |
| 445 | case AVM_FRITZ_PCI: |
| 446 | spin_lock(&adapter->hw_lock); |
| 447 | outl(idx, adapter->io + AVM_INDEX); |
| 448 | insl(adapter->io + AVM_DATA + HDLC_FIFO, |
| 449 | p, (count + 3) / 4); |
| 450 | spin_unlock(&adapter->hw_lock); |
| 451 | break; |
| 452 | case AVM_FRITZ_PCIV2: |
| 453 | insl(adapter->io + |
| 454 | (bcs->channel ? AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1), |
| 455 | p, (count + 3) / 4); |
| 456 | break; |
| 457 | case AVM_FRITZ_PNP: |
| 458 | spin_lock(&adapter->hw_lock); |
| 459 | outb(idx, adapter->io + AVM_INDEX); |
| 460 | insb(adapter->io + AVM_DATA, p, count); |
| 461 | spin_unlock(&adapter->hw_lock); |
| 462 | break; |
| 463 | } |
| 464 | } |
| 465 | |
| 466 | static inline void hdlc_rpr_irq(struct fritz_bcs *bcs, u32 stat) |
| 467 | { |
| 468 | struct fritz_adapter *adapter = bcs->adapter; |
| 469 | struct sk_buff *skb; |
| 470 | int len; |
| 471 | |
| 472 | if (stat & HDLC_STAT_RDO) { |
| 473 | DBG(0x10, "RDO"); |
| 474 | bcs->ctrl.sr.xml = 0; |
| 475 | bcs->ctrl.sr.cmd |= HDLC_CMD_RRS; |
| 476 | adapter->write_ctrl(bcs, 1); |
| 477 | bcs->ctrl.sr.cmd &= ~HDLC_CMD_RRS; |
| 478 | adapter->write_ctrl(bcs, 1); |
| 479 | bcs->rcvidx = 0; |
| 480 | return; |
| 481 | } |
| 482 | |
| 483 | len = (stat & HDLC_STAT_RML_MASK) >> 8; |
| 484 | if (len == 0) |
| 485 | len = bcs->fifo_size; |
| 486 | |
| 487 | hdlc_empty_fifo(bcs, len); |
| 488 | |
| 489 | if ((stat & HDLC_STAT_RME) || (bcs->mode == L1_MODE_TRANS)) { |
| 490 | if (((stat & HDLC_STAT_CRCVFRRAB)== HDLC_STAT_CRCVFR) || |
| 491 | (bcs->mode == L1_MODE_TRANS)) { |
| 492 | skb = dev_alloc_skb(bcs->rcvidx); |
| 493 | if (!skb) { |
| 494 | printk(KERN_WARNING "HDLC: receive out of memory\n"); |
| 495 | } else { |
| 496 | memcpy(skb_put(skb, bcs->rcvidx), bcs->rcvbuf, |
| 497 | bcs->rcvidx); |
| 498 | DBG_SKB(1, skb); |
| 499 | B_L1L2(bcs, PH_DATA | INDICATION, skb); |
| 500 | } |
| 501 | bcs->rcvidx = 0; |
| 502 | } else { |
| 503 | DBG(0x10, "ch%d invalid frame %#x", |
| 504 | bcs->channel, stat); |
| 505 | bcs->rcvidx = 0; |
| 506 | } |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | static inline void hdlc_xdu_irq(struct fritz_bcs *bcs) |
| 511 | { |
| 512 | struct fritz_adapter *adapter = bcs->adapter; |
| 513 | |
| 514 | |
| 515 | /* Here we lost an TX interrupt, so |
| 516 | * restart transmitting the whole frame. |
| 517 | */ |
| 518 | bcs->ctrl.sr.xml = 0; |
| 519 | bcs->ctrl.sr.cmd |= HDLC_CMD_XRS; |
| 520 | adapter->write_ctrl(bcs, 1); |
| 521 | bcs->ctrl.sr.cmd &= ~HDLC_CMD_XRS; |
| 522 | |
| 523 | if (!bcs->tx_skb) { |
| 524 | DBG(0x10, "XDU without skb"); |
| 525 | adapter->write_ctrl(bcs, 1); |
| 526 | return; |
| 527 | } |
| 528 | /* only hdlc restarts the frame, transparent mode must continue */ |
| 529 | if (bcs->mode == L1_MODE_HDLC) { |
| 530 | skb_push(bcs->tx_skb, bcs->tx_cnt); |
| 531 | bcs->tx_cnt = 0; |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | static inline void hdlc_xpr_irq(struct fritz_bcs *bcs) |
| 536 | { |
| 537 | struct sk_buff *skb; |
| 538 | |
| 539 | skb = bcs->tx_skb; |
| 540 | if (!skb) |
| 541 | return; |
| 542 | |
| 543 | if (skb->len) { |
| 544 | hdlc_fill_fifo(bcs); |
| 545 | return; |
| 546 | } |
| 547 | bcs->tx_cnt = 0; |
| 548 | bcs->tx_skb = NULL; |
| 549 | B_L1L2(bcs, PH_DATA | CONFIRM, (void *) skb->truesize); |
| 550 | dev_kfree_skb_irq(skb); |
| 551 | } |
| 552 | |
| 553 | static void hdlc_irq_one(struct fritz_bcs *bcs, u32 stat) |
| 554 | { |
| 555 | DBG(0x10, "ch%d stat %#x", bcs->channel, stat); |
| 556 | if (stat & HDLC_INT_RPR) { |
| 557 | DBG(0x10, "RPR"); |
| 558 | hdlc_rpr_irq(bcs, stat); |
| 559 | } |
| 560 | if (stat & HDLC_INT_XDU) { |
| 561 | DBG(0x10, "XDU"); |
| 562 | hdlc_xdu_irq(bcs); |
| 563 | hdlc_xpr_irq(bcs); |
| 564 | return; |
| 565 | } |
| 566 | if (stat & HDLC_INT_XPR) { |
| 567 | DBG(0x10, "XPR"); |
| 568 | hdlc_xpr_irq(bcs); |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | static inline void hdlc_irq(struct fritz_adapter *adapter) |
| 573 | { |
| 574 | int nr; |
| 575 | u32 stat; |
| 576 | |
| 577 | for (nr = 0; nr < 2; nr++) { |
| 578 | stat = adapter->read_hdlc_status(adapter, nr); |
| 579 | DBG(0x10, "HDLC %c stat %#x", 'A' + nr, stat); |
| 580 | if (stat & HDLC_INT_MASK) |
| 581 | hdlc_irq_one(&adapter->bcs[nr], stat); |
| 582 | } |
| 583 | } |
| 584 | |
| 585 | static void modehdlc(struct fritz_bcs *bcs, int mode) |
| 586 | { |
| 587 | struct fritz_adapter *adapter = bcs->adapter; |
| 588 | |
| 589 | DBG(0x40, "hdlc %c mode %d --> %d", |
| 590 | 'A' + bcs->channel, bcs->mode, mode); |
| 591 | |
| 592 | if (bcs->mode == mode) |
| 593 | return; |
| 594 | |
| 595 | bcs->fifo_size = 32; |
| 596 | bcs->ctrl.ctrl = 0; |
| 597 | bcs->ctrl.sr.cmd = HDLC_CMD_XRS | HDLC_CMD_RRS; |
| 598 | switch (mode) { |
| 599 | case L1_MODE_NULL: |
| 600 | bcs->ctrl.sr.mode = HDLC_MODE_TRANS; |
| 601 | adapter->write_ctrl(bcs, 5); |
| 602 | break; |
| 603 | case L1_MODE_TRANS: |
| 604 | case L1_MODE_HDLC: |
| 605 | bcs->rcvidx = 0; |
| 606 | bcs->tx_cnt = 0; |
| 607 | bcs->tx_skb = NULL; |
| 608 | if (mode == L1_MODE_TRANS) { |
| 609 | bcs->ctrl.sr.mode = HDLC_MODE_TRANS; |
| 610 | } else { |
| 611 | bcs->ctrl.sr.mode = HDLC_MODE_ITF_FLG; |
| 612 | } |
| 613 | adapter->write_ctrl(bcs, 5); |
| 614 | bcs->ctrl.sr.cmd = HDLC_CMD_XRS; |
| 615 | adapter->write_ctrl(bcs, 1); |
| 616 | bcs->ctrl.sr.cmd = 0; |
| 617 | break; |
| 618 | } |
| 619 | bcs->mode = mode; |
| 620 | } |
| 621 | |
| 622 | static void fritz_b_l2l1(struct hisax_if *ifc, int pr, void *arg) |
| 623 | { |
| 624 | struct fritz_bcs *bcs = ifc->priv; |
| 625 | struct sk_buff *skb = arg; |
| 626 | int mode; |
| 627 | |
| 628 | DBG(0x10, "pr %#x", pr); |
| 629 | |
| 630 | switch (pr) { |
| 631 | case PH_DATA | REQUEST: |
Eric Sesterhenn | 6dd44a7 | 2006-03-26 18:19:26 +0200 | [diff] [blame^] | 632 | BUG_ON(bcs->tx_skb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 633 | bcs->tx_skb = skb; |
| 634 | DBG_SKB(1, skb); |
| 635 | hdlc_fill_fifo(bcs); |
| 636 | break; |
| 637 | case PH_ACTIVATE | REQUEST: |
| 638 | mode = (int) arg; |
| 639 | DBG(4,"B%d,PH_ACTIVATE_REQUEST %d", bcs->channel + 1, mode); |
| 640 | modehdlc(bcs, mode); |
| 641 | B_L1L2(bcs, PH_ACTIVATE | INDICATION, NULL); |
| 642 | break; |
| 643 | case PH_DEACTIVATE | REQUEST: |
| 644 | DBG(4,"B%d,PH_DEACTIVATE_REQUEST", bcs->channel + 1); |
| 645 | modehdlc(bcs, L1_MODE_NULL); |
| 646 | B_L1L2(bcs, PH_DEACTIVATE | INDICATION, NULL); |
| 647 | break; |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | // ---------------------------------------------------------------------- |
| 652 | |
| 653 | static irqreturn_t |
| 654 | fcpci2_irq(int intno, void *dev, struct pt_regs *regs) |
| 655 | { |
| 656 | struct fritz_adapter *adapter = dev; |
| 657 | unsigned char val; |
| 658 | |
| 659 | val = inb(adapter->io + AVM_STATUS0); |
| 660 | if (!(val & AVM_STATUS0_IRQ_MASK)) |
| 661 | /* hopefully a shared IRQ reqest */ |
| 662 | return IRQ_NONE; |
| 663 | DBG(2, "STATUS0 %#x", val); |
| 664 | if (val & AVM_STATUS0_IRQ_ISAC) |
| 665 | isacsx_irq(&adapter->isac); |
| 666 | if (val & AVM_STATUS0_IRQ_HDLC) |
| 667 | hdlc_irq(adapter); |
| 668 | if (val & AVM_STATUS0_IRQ_ISAC) |
| 669 | isacsx_irq(&adapter->isac); |
| 670 | return IRQ_HANDLED; |
| 671 | } |
| 672 | |
| 673 | static irqreturn_t |
| 674 | fcpci_irq(int intno, void *dev, struct pt_regs *regs) |
| 675 | { |
| 676 | struct fritz_adapter *adapter = dev; |
| 677 | unsigned char sval; |
| 678 | |
| 679 | sval = inb(adapter->io + 2); |
| 680 | if ((sval & AVM_STATUS0_IRQ_MASK) == AVM_STATUS0_IRQ_MASK) |
| 681 | /* possibly a shared IRQ reqest */ |
| 682 | return IRQ_NONE; |
| 683 | DBG(2, "sval %#x", sval); |
| 684 | if (!(sval & AVM_STATUS0_IRQ_ISAC)) |
| 685 | isac_irq(&adapter->isac); |
| 686 | |
| 687 | if (!(sval & AVM_STATUS0_IRQ_HDLC)) |
| 688 | hdlc_irq(adapter); |
| 689 | return IRQ_HANDLED; |
| 690 | } |
| 691 | |
| 692 | // ---------------------------------------------------------------------- |
| 693 | |
| 694 | static inline void fcpci2_init(struct fritz_adapter *adapter) |
| 695 | { |
| 696 | outb(AVM_STATUS0_RES_TIMER, adapter->io + AVM_STATUS0); |
| 697 | outb(AVM_STATUS0_ENA_IRQ, adapter->io + AVM_STATUS0); |
| 698 | |
| 699 | } |
| 700 | |
| 701 | static inline void fcpci_init(struct fritz_adapter *adapter) |
| 702 | { |
| 703 | outb(AVM_STATUS0_DIS_TIMER | AVM_STATUS0_RES_TIMER | |
| 704 | AVM_STATUS0_ENA_IRQ, adapter->io + AVM_STATUS0); |
| 705 | |
| 706 | outb(AVM_STATUS1_ENA_IOM | adapter->irq, |
| 707 | adapter->io + AVM_STATUS1); |
| 708 | mdelay(10); |
| 709 | } |
| 710 | |
| 711 | // ---------------------------------------------------------------------- |
| 712 | |
| 713 | static int __devinit fcpcipnp_setup(struct fritz_adapter *adapter) |
| 714 | { |
| 715 | u32 val = 0; |
| 716 | int retval; |
| 717 | |
| 718 | DBG(1,""); |
| 719 | |
| 720 | isac_init(&adapter->isac); // FIXME is this okay now |
| 721 | |
| 722 | retval = -EBUSY; |
| 723 | if (!request_region(adapter->io, 32, "fcpcipnp")) |
| 724 | goto err; |
| 725 | |
| 726 | switch (adapter->type) { |
| 727 | case AVM_FRITZ_PCIV2: |
| 728 | retval = request_irq(adapter->irq, fcpci2_irq, SA_SHIRQ, |
| 729 | "fcpcipnp", adapter); |
| 730 | break; |
| 731 | case AVM_FRITZ_PCI: |
| 732 | retval = request_irq(adapter->irq, fcpci_irq, SA_SHIRQ, |
| 733 | "fcpcipnp", adapter); |
| 734 | break; |
| 735 | case AVM_FRITZ_PNP: |
| 736 | retval = request_irq(adapter->irq, fcpci_irq, 0, |
| 737 | "fcpcipnp", adapter); |
| 738 | break; |
| 739 | } |
| 740 | if (retval) |
| 741 | goto err_region; |
| 742 | |
| 743 | switch (adapter->type) { |
| 744 | case AVM_FRITZ_PCIV2: |
| 745 | case AVM_FRITZ_PCI: |
| 746 | val = inl(adapter->io); |
| 747 | break; |
| 748 | case AVM_FRITZ_PNP: |
| 749 | val = inb(adapter->io); |
| 750 | val |= inb(adapter->io + 1) << 8; |
| 751 | break; |
| 752 | } |
| 753 | |
| 754 | DBG(1, "stat %#x Class %X Rev %d", |
| 755 | val, val & 0xff, (val>>8) & 0xff); |
| 756 | |
| 757 | spin_lock_init(&adapter->hw_lock); |
| 758 | adapter->isac.priv = adapter; |
| 759 | switch (adapter->type) { |
| 760 | case AVM_FRITZ_PCIV2: |
| 761 | adapter->isac.read_isac = &fcpci2_read_isac; |
| 762 | adapter->isac.write_isac = &fcpci2_write_isac; |
| 763 | adapter->isac.read_isac_fifo = &fcpci2_read_isac_fifo; |
| 764 | adapter->isac.write_isac_fifo = &fcpci2_write_isac_fifo; |
| 765 | |
| 766 | adapter->read_hdlc_status = &fcpci2_read_hdlc_status; |
| 767 | adapter->write_ctrl = &fcpci2_write_ctrl; |
| 768 | break; |
| 769 | case AVM_FRITZ_PCI: |
| 770 | adapter->isac.read_isac = &fcpci_read_isac; |
| 771 | adapter->isac.write_isac = &fcpci_write_isac; |
| 772 | adapter->isac.read_isac_fifo = &fcpci_read_isac_fifo; |
| 773 | adapter->isac.write_isac_fifo = &fcpci_write_isac_fifo; |
| 774 | |
| 775 | adapter->read_hdlc_status = &fcpci_read_hdlc_status; |
| 776 | adapter->write_ctrl = &fcpci_write_ctrl; |
| 777 | break; |
| 778 | case AVM_FRITZ_PNP: |
| 779 | adapter->isac.read_isac = &fcpci_read_isac; |
| 780 | adapter->isac.write_isac = &fcpci_write_isac; |
| 781 | adapter->isac.read_isac_fifo = &fcpci_read_isac_fifo; |
| 782 | adapter->isac.write_isac_fifo = &fcpci_write_isac_fifo; |
| 783 | |
| 784 | adapter->read_hdlc_status = &fcpnp_read_hdlc_status; |
| 785 | adapter->write_ctrl = &fcpnp_write_ctrl; |
| 786 | break; |
| 787 | } |
| 788 | |
| 789 | // Reset |
| 790 | outb(0, adapter->io + AVM_STATUS0); |
| 791 | mdelay(10); |
| 792 | outb(AVM_STATUS0_RESET, adapter->io + AVM_STATUS0); |
| 793 | mdelay(10); |
| 794 | outb(0, adapter->io + AVM_STATUS0); |
| 795 | mdelay(10); |
| 796 | |
| 797 | switch (adapter->type) { |
| 798 | case AVM_FRITZ_PCIV2: |
| 799 | fcpci2_init(adapter); |
| 800 | isacsx_setup(&adapter->isac); |
| 801 | break; |
| 802 | case AVM_FRITZ_PCI: |
| 803 | case AVM_FRITZ_PNP: |
| 804 | fcpci_init(adapter); |
| 805 | isac_setup(&adapter->isac); |
| 806 | break; |
| 807 | } |
| 808 | val = adapter->read_hdlc_status(adapter, 0); |
| 809 | DBG(0x20, "HDLC A STA %x", val); |
| 810 | val = adapter->read_hdlc_status(adapter, 1); |
| 811 | DBG(0x20, "HDLC B STA %x", val); |
| 812 | |
| 813 | adapter->bcs[0].mode = -1; |
| 814 | adapter->bcs[1].mode = -1; |
| 815 | modehdlc(&adapter->bcs[0], L1_MODE_NULL); |
| 816 | modehdlc(&adapter->bcs[1], L1_MODE_NULL); |
| 817 | |
| 818 | return 0; |
| 819 | |
| 820 | err_region: |
| 821 | release_region(adapter->io, 32); |
| 822 | err: |
| 823 | return retval; |
| 824 | } |
| 825 | |
| 826 | static void __devexit fcpcipnp_release(struct fritz_adapter *adapter) |
| 827 | { |
| 828 | DBG(1,""); |
| 829 | |
| 830 | outb(0, adapter->io + AVM_STATUS0); |
| 831 | free_irq(adapter->irq, adapter); |
| 832 | release_region(adapter->io, 32); |
| 833 | } |
| 834 | |
| 835 | // ---------------------------------------------------------------------- |
| 836 | |
| 837 | static struct fritz_adapter * __devinit |
| 838 | new_adapter(void) |
| 839 | { |
| 840 | struct fritz_adapter *adapter; |
| 841 | struct hisax_b_if *b_if[2]; |
| 842 | int i; |
| 843 | |
| 844 | adapter = kmalloc(sizeof(struct fritz_adapter), GFP_KERNEL); |
| 845 | if (!adapter) |
| 846 | return NULL; |
| 847 | |
| 848 | memset(adapter, 0, sizeof(struct fritz_adapter)); |
| 849 | |
| 850 | adapter->isac.hisax_d_if.owner = THIS_MODULE; |
| 851 | adapter->isac.hisax_d_if.ifc.priv = &adapter->isac; |
| 852 | adapter->isac.hisax_d_if.ifc.l2l1 = isac_d_l2l1; |
| 853 | |
| 854 | for (i = 0; i < 2; i++) { |
| 855 | adapter->bcs[i].adapter = adapter; |
| 856 | adapter->bcs[i].channel = i; |
| 857 | adapter->bcs[i].b_if.ifc.priv = &adapter->bcs[i]; |
| 858 | adapter->bcs[i].b_if.ifc.l2l1 = fritz_b_l2l1; |
| 859 | } |
| 860 | |
| 861 | for (i = 0; i < 2; i++) |
| 862 | b_if[i] = &adapter->bcs[i].b_if; |
| 863 | |
| 864 | hisax_register(&adapter->isac.hisax_d_if, b_if, "fcpcipnp", protocol); |
| 865 | |
| 866 | return adapter; |
| 867 | } |
| 868 | |
| 869 | static void delete_adapter(struct fritz_adapter *adapter) |
| 870 | { |
| 871 | hisax_unregister(&adapter->isac.hisax_d_if); |
| 872 | kfree(adapter); |
| 873 | } |
| 874 | |
| 875 | static int __devinit fcpci_probe(struct pci_dev *pdev, |
| 876 | const struct pci_device_id *ent) |
| 877 | { |
| 878 | struct fritz_adapter *adapter; |
| 879 | int retval; |
| 880 | |
| 881 | retval = -ENOMEM; |
| 882 | adapter = new_adapter(); |
| 883 | if (!adapter) |
| 884 | goto err; |
| 885 | |
| 886 | pci_set_drvdata(pdev, adapter); |
| 887 | |
| 888 | if (pdev->device == PCI_DEVICE_ID_AVM_A1_V2) |
| 889 | adapter->type = AVM_FRITZ_PCIV2; |
| 890 | else |
| 891 | adapter->type = AVM_FRITZ_PCI; |
| 892 | |
| 893 | retval = pci_enable_device(pdev); |
| 894 | if (retval) |
| 895 | goto err_free; |
| 896 | |
| 897 | adapter->io = pci_resource_start(pdev, 1); |
| 898 | adapter->irq = pdev->irq; |
| 899 | |
| 900 | printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at %s\n", |
| 901 | (char *) ent->driver_data, pci_name(pdev)); |
| 902 | |
| 903 | retval = fcpcipnp_setup(adapter); |
| 904 | if (retval) |
| 905 | goto err_free; |
| 906 | |
| 907 | return 0; |
| 908 | |
| 909 | err_free: |
| 910 | delete_adapter(adapter); |
| 911 | err: |
| 912 | return retval; |
| 913 | } |
| 914 | |
| 915 | #ifdef __ISAPNP__ |
| 916 | static int __devinit fcpnp_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id) |
| 917 | { |
| 918 | struct fritz_adapter *adapter; |
| 919 | int retval; |
| 920 | |
| 921 | if (!pdev) |
| 922 | return(-ENODEV); |
| 923 | |
| 924 | retval = -ENOMEM; |
| 925 | adapter = new_adapter(); |
| 926 | if (!adapter) |
| 927 | goto err; |
| 928 | |
| 929 | pnp_set_drvdata(pdev, adapter); |
| 930 | |
| 931 | adapter->type = AVM_FRITZ_PNP; |
| 932 | |
| 933 | pnp_disable_dev(pdev); |
| 934 | retval = pnp_activate_dev(pdev); |
| 935 | if (retval < 0) { |
| 936 | printk(KERN_WARNING "%s: pnp_activate_dev(%s) ret(%d)\n", __FUNCTION__, |
| 937 | (char *)dev_id->driver_data, retval); |
| 938 | goto err_free; |
| 939 | } |
| 940 | adapter->io = pnp_port_start(pdev, 0); |
| 941 | adapter->irq = pnp_irq(pdev, 0); |
| 942 | |
| 943 | printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at IO %#x irq %d\n", |
| 944 | (char *) dev_id->driver_data, adapter->io, adapter->irq); |
| 945 | |
| 946 | retval = fcpcipnp_setup(adapter); |
| 947 | if (retval) |
| 948 | goto err_free; |
| 949 | |
| 950 | return 0; |
| 951 | |
| 952 | err_free: |
| 953 | delete_adapter(adapter); |
| 954 | err: |
| 955 | return retval; |
| 956 | } |
| 957 | |
| 958 | static void __devexit fcpnp_remove(struct pnp_dev *pdev) |
| 959 | { |
| 960 | struct fritz_adapter *adapter = pnp_get_drvdata(pdev); |
| 961 | |
| 962 | if (adapter) { |
| 963 | fcpcipnp_release(adapter); |
| 964 | delete_adapter(adapter); |
| 965 | } |
| 966 | pnp_disable_dev(pdev); |
| 967 | } |
| 968 | |
| 969 | static struct pnp_driver fcpnp_driver = { |
| 970 | .name = "fcpnp", |
| 971 | .probe = fcpnp_probe, |
| 972 | .remove = __devexit_p(fcpnp_remove), |
| 973 | .id_table = fcpnp_ids, |
| 974 | }; |
| 975 | #endif |
| 976 | |
| 977 | static void __devexit fcpci_remove(struct pci_dev *pdev) |
| 978 | { |
| 979 | struct fritz_adapter *adapter = pci_get_drvdata(pdev); |
| 980 | |
| 981 | fcpcipnp_release(adapter); |
| 982 | pci_disable_device(pdev); |
| 983 | delete_adapter(adapter); |
| 984 | } |
| 985 | |
| 986 | static struct pci_driver fcpci_driver = { |
| 987 | .name = "fcpci", |
| 988 | .probe = fcpci_probe, |
| 989 | .remove = __devexit_p(fcpci_remove), |
| 990 | .id_table = fcpci_ids, |
| 991 | }; |
| 992 | |
| 993 | static int __init hisax_fcpcipnp_init(void) |
| 994 | { |
| 995 | int retval; |
| 996 | |
| 997 | printk(KERN_INFO "hisax_fcpcipnp: Fritz!Card PCI/PCIv2/PnP ISDN driver v0.0.1\n"); |
| 998 | |
| 999 | retval = pci_register_driver(&fcpci_driver); |
| 1000 | if (retval) |
| 1001 | goto out; |
| 1002 | #ifdef __ISAPNP__ |
| 1003 | retval = pnp_register_driver(&fcpnp_driver); |
| 1004 | if (retval < 0) |
| 1005 | goto out_unregister_pci; |
| 1006 | #endif |
| 1007 | return 0; |
| 1008 | |
| 1009 | out_unregister_pci: |
| 1010 | pci_unregister_driver(&fcpci_driver); |
| 1011 | out: |
| 1012 | return retval; |
| 1013 | } |
| 1014 | |
| 1015 | static void __exit hisax_fcpcipnp_exit(void) |
| 1016 | { |
| 1017 | #ifdef __ISAPNP__ |
| 1018 | pnp_unregister_driver(&fcpnp_driver); |
| 1019 | #endif |
| 1020 | pci_unregister_driver(&fcpci_driver); |
| 1021 | } |
| 1022 | |
| 1023 | module_init(hisax_fcpcipnp_init); |
| 1024 | module_exit(hisax_fcpcipnp_exit); |