1 /* ne2k-pci.c: A NE2000 clone on PCI bus driver for Linux. */
3 A Linux device driver for PCI NE2000 clones.
5 Authors and other copyright holders:
6 1992-2000 by Donald Becker, NE2000 core and various modifications.
7 1995-1998 by Paul Gortmaker, core modifications and PCI support.
8 Copyright 1993 assigned to the United States Government as represented
9 by the Director, National Security Agency.
11 This software may be used and distributed according to the terms of
12 the GNU General Public License (GPL), incorporated herein by reference.
13 Drivers based on or derived from this code fall under the GPL and must
14 retain the authorship, copyright and license notice. This file is not
15 a complete program and may only be used when the entire operating
16 system is licensed under the GPL.
18 The author may be reached as becker@scyld.com, or C/O
19 Scyld Computing Corporation
20 410 Severn Ave., Suite 210
24 People are making PCI ne2000 clones! Oh the horror, the horror...
25 Limited full-duplex support.
28 #define DRV_NAME "ne2k-pci"
29 #define DRV_VERSION "1.03"
30 #define DRV_RELDATE "9/22/2003"
33 /* The user-configurable values.
34 These may be modified when a driver module is loaded.*/
36 static int debug = 1; /* 1 normal messages, 0 quiet .. 7 verbose. */
38 #define MAX_UNITS 8 /* More are supported, limit only on options */
39 /* Used to pass the full-duplex flag, etc. */
40 static int full_duplex[MAX_UNITS];
41 static int options[MAX_UNITS];
43 /* Force a non std. amount of memory. Units are 256 byte pages. */
44 /* #define PACKETBUF_MEMSIZE 0x40 */
47 #include <linux/module.h>
48 #include <linux/kernel.h>
49 #include <linux/errno.h>
50 #include <linux/pci.h>
51 #include <linux/init.h>
52 #include <linux/interrupt.h>
53 #include <linux/ethtool.h>
54 #include <linux/netdevice.h>
55 #include <linux/etherdevice.h>
59 #include <asm/uaccess.h>
63 /* These identify the driver base version and may not be removed. */
64 static const char version[] =
65 KERN_INFO DRV_NAME ".c:v" DRV_VERSION " " DRV_RELDATE
66 " D. Becker/P. Gortmaker\n";
68 #if defined(__powerpc__)
69 #define inl_le(addr) le32_to_cpu(inl(addr))
70 #define inw_le(addr) le16_to_cpu(inw(addr))
73 #define PFX DRV_NAME ": "
75 MODULE_AUTHOR("Donald Becker / Paul Gortmaker");
76 MODULE_DESCRIPTION("PCI NE2000 clone driver");
77 MODULE_LICENSE("GPL");
79 module_param(debug, int, 0);
80 module_param_array(options, int, NULL, 0);
81 module_param_array(full_duplex, int, NULL, 0);
82 MODULE_PARM_DESC(debug, "debug level (1-2)");
83 MODULE_PARM_DESC(options, "Bit 5: full duplex");
84 MODULE_PARM_DESC(full_duplex, "full duplex setting(s) (1)");
86 /* Some defines that people can play with if so inclined. */
88 /* Use 32 bit data-movement operations instead of 16 bit. */
91 /* Do we implement the read before write bugfix ? */
92 /* #define NE_RW_BUGFIX */
94 /* Flags. We rename an existing ei_status field to store flags! */
95 /* Thus only the low 8 bits are usable for non-init-time flags. */
96 #define ne2k_flags reg0
98 ONLY_16BIT_IO=8, ONLY_32BIT_IO=4, /* Chip can do only 16/32-bit xfers. */
99 FORCE_FDX=0x20, /* User override. */
100 REALTEK_FDX=0x40, HOLTEK_FDX=0x80,
104 enum ne2k_pci_chipsets {
105 CH_RealTek_RTL_8029 = 0,
115 CH_Winbond_89C940_8c4a,
122 } pci_clone_list[] = {
123 {"RealTek RTL-8029", REALTEK_FDX},
124 {"Winbond 89C940", 0},
125 {"Compex RL2000", 0},
127 {"NetVin NV5000SC", 0},
128 {"Via 86C926", ONLY_16BIT_IO},
130 {"Winbond W89C940F", 0},
131 {"Holtek HT80232", ONLY_16BIT_IO | HOLTEK_FDX},
132 {"Holtek HT80229", ONLY_32BIT_IO | HOLTEK_FDX | STOP_PG_0x60 },
133 {"Winbond W89C940(misprogrammed)", 0},
138 static DEFINE_PCI_DEVICE_TABLE(ne2k_pci_tbl) = {
139 { 0x10ec, 0x8029, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_RealTek_RTL_8029 },
140 { 0x1050, 0x0940, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Winbond_89C940 },
141 { 0x11f6, 0x1401, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Compex_RL2000 },
142 { 0x8e2e, 0x3000, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_KTI_ET32P2 },
143 { 0x4a14, 0x5000, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_NetVin_NV5000SC },
144 { 0x1106, 0x0926, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Via_86C926 },
145 { 0x10bd, 0x0e34, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_SureCom_NE34 },
146 { 0x1050, 0x5a5a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Winbond_W89C940F },
147 { 0x12c3, 0x0058, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Holtek_HT80232 },
148 { 0x12c3, 0x5598, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Holtek_HT80229 },
149 { 0x8c4a, 0x1980, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CH_Winbond_89C940_8c4a },
152 MODULE_DEVICE_TABLE(pci, ne2k_pci_tbl);
155 /* ---- No user-serviceable parts below ---- */
157 #define NE_BASE (dev->base_addr)
159 #define NE_DATAPORT 0x10 /* NatSemi-defined port window offset. */
160 #define NE_RESET 0x1f /* Issue a read to reset, a write to clear. */
161 #define NE_IO_EXTENT 0x20
163 #define NESM_START_PG 0x40 /* First page of TX buffer */
164 #define NESM_STOP_PG 0x80 /* Last page +1 of RX ring */
167 static int ne2k_pci_open(struct net_device *dev);
168 static int ne2k_pci_close(struct net_device *dev);
170 static void ne2k_pci_reset_8390(struct net_device *dev);
171 static void ne2k_pci_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr,
173 static void ne2k_pci_block_input(struct net_device *dev, int count,
174 struct sk_buff *skb, int ring_offset);
175 static void ne2k_pci_block_output(struct net_device *dev, const int count,
176 const unsigned char *buf, const int start_page);
177 static const struct ethtool_ops ne2k_pci_ethtool_ops;
181 /* There is no room in the standard 8390 structure for extra info we need,
182 so we build a meta/outer-wrapper structure.. */
183 struct ne2k_pci_card {
184 struct net_device *dev;
185 struct pci_dev *pci_dev;
191 NEx000-clone boards have a Station Address (SA) PROM (SAPROM) in the packet
192 buffer memory space. By-the-spec NE2000 clones have 0x57,0x57 in bytes
193 0x0e,0x0f of the SAPROM, while other supposed NE2000 clones must be
194 detected by their SA prefix.
196 Reading the SAPROM from a word-wide card with the 8390 set in byte-wide
197 mode results in doubled values, which can be detected and compensated for.
199 The probe is also responsible for initializing the card and filling
200 in the 'dev' and 'ei_status' structures.
203 static const struct net_device_ops ne2k_netdev_ops = {
204 .ndo_open = ne2k_pci_open,
205 .ndo_stop = ne2k_pci_close,
206 .ndo_start_xmit = ei_start_xmit,
207 .ndo_tx_timeout = ei_tx_timeout,
208 .ndo_get_stats = ei_get_stats,
209 .ndo_set_rx_mode = ei_set_multicast_list,
210 .ndo_validate_addr = eth_validate_addr,
211 .ndo_set_mac_address = eth_mac_addr,
212 .ndo_change_mtu = eth_change_mtu,
213 #ifdef CONFIG_NET_POLL_CONTROLLER
214 .ndo_poll_controller = ei_poll,
218 static int ne2k_pci_init_one(struct pci_dev *pdev,
219 const struct pci_device_id *ent)
221 struct net_device *dev;
223 unsigned char SA_prom[32];
224 int start_page, stop_page;
225 int irq, reg0, chip_idx = ent->driver_data;
226 static unsigned int fnd_cnt;
228 int flags = pci_clone_list[chip_idx].flags;
230 /* when built into the kernel, we only print version if device is found */
232 static int printed_version;
233 if (!printed_version++)
239 i = pci_enable_device (pdev);
243 ioaddr = pci_resource_start (pdev, 0);
246 if (!ioaddr || ((pci_resource_flags (pdev, 0) & IORESOURCE_IO) == 0)) {
247 dev_err(&pdev->dev, "no I/O resource at PCI BAR #0\n");
251 if (request_region (ioaddr, NE_IO_EXTENT, DRV_NAME) == NULL) {
252 dev_err(&pdev->dev, "I/O resource 0x%x @ 0x%lx busy\n",
253 NE_IO_EXTENT, ioaddr);
259 goto err_out_free_res;
261 /* Do a preliminary verification that we have a 8390. */
264 outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, ioaddr + E8390_CMD);
265 regd = inb(ioaddr + 0x0d);
266 outb(0xff, ioaddr + 0x0d);
267 outb(E8390_NODMA+E8390_PAGE0, ioaddr + E8390_CMD);
268 inb(ioaddr + EN0_COUNTER0); /* Clear the counter by reading. */
269 if (inb(ioaddr + EN0_COUNTER0) != 0) {
271 outb(regd, ioaddr + 0x0d); /* Restore the old values. */
272 goto err_out_free_res;
276 /* Allocate net_device, dev->priv; fill in 8390 specific dev fields. */
277 dev = alloc_ei_netdev();
279 dev_err(&pdev->dev, "cannot allocate ethernet device\n");
280 goto err_out_free_res;
282 dev->netdev_ops = &ne2k_netdev_ops;
284 SET_NETDEV_DEV(dev, &pdev->dev);
286 /* Reset card. Who knows what dain-bramaged state it was left in. */
288 unsigned long reset_start_time = jiffies;
290 outb(inb(ioaddr + NE_RESET), ioaddr + NE_RESET);
292 /* This looks like a horrible timing loop, but it should never take
293 more than a few cycles.
295 while ((inb(ioaddr + EN0_ISR) & ENISR_RESET) == 0)
296 /* Limit wait: '2' avoids jiffy roll-over. */
297 if (jiffies - reset_start_time > 2) {
299 "Card failure (no reset ack).\n");
300 goto err_out_free_netdev;
303 outb(0xff, ioaddr + EN0_ISR); /* Ack all intr. */
306 /* Read the 16 bytes of station address PROM.
307 We must first initialize registers, similar to NS8390_init(eifdev, 0).
308 We can't reliably read the SAPROM address without this.
309 (I learned the hard way!). */
311 struct {unsigned char value, offset; } program_seq[] = {
312 {E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
313 {0x49, EN0_DCFG}, /* Set word-wide access. */
314 {0x00, EN0_RCNTLO}, /* Clear the count regs. */
316 {0x00, EN0_IMR}, /* Mask completion irq. */
318 {E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */
319 {E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */
322 {0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */
324 {E8390_RREAD+E8390_START, E8390_CMD},
326 for (i = 0; i < ARRAY_SIZE(program_seq); i++)
327 outb(program_seq[i].value, ioaddr + program_seq[i].offset);
331 /* Note: all PCI cards have at least 16 bit access, so we don't have
332 to check for 8 bit cards. Most cards permit 32 bit access. */
333 if (flags & ONLY_32BIT_IO) {
334 for (i = 0; i < 4 ; i++)
335 ((u32 *)SA_prom)[i] = le32_to_cpu(inl(ioaddr + NE_DATAPORT));
337 for(i = 0; i < 32 /*sizeof(SA_prom)*/; i++)
338 SA_prom[i] = inb(ioaddr + NE_DATAPORT);
340 /* We always set the 8390 registers for word mode. */
341 outb(0x49, ioaddr + EN0_DCFG);
342 start_page = NESM_START_PG;
344 stop_page = flags & STOP_PG_0x60 ? 0x60 : NESM_STOP_PG;
346 /* Set up the rest of the parameters. */
348 dev->base_addr = ioaddr;
349 pci_set_drvdata(pdev, dev);
351 ei_status.name = pci_clone_list[chip_idx].name;
352 ei_status.tx_start_page = start_page;
353 ei_status.stop_page = stop_page;
354 ei_status.word16 = 1;
355 ei_status.ne2k_flags = flags;
356 if (fnd_cnt < MAX_UNITS) {
357 if (full_duplex[fnd_cnt] > 0 || (options[fnd_cnt] & FORCE_FDX))
358 ei_status.ne2k_flags |= FORCE_FDX;
361 ei_status.rx_start_page = start_page + TX_PAGES;
362 #ifdef PACKETBUF_MEMSIZE
363 /* Allow the packet buffer size to be overridden by know-it-alls. */
364 ei_status.stop_page = ei_status.tx_start_page + PACKETBUF_MEMSIZE;
367 ei_status.reset_8390 = &ne2k_pci_reset_8390;
368 ei_status.block_input = &ne2k_pci_block_input;
369 ei_status.block_output = &ne2k_pci_block_output;
370 ei_status.get_8390_hdr = &ne2k_pci_get_8390_hdr;
371 ei_status.priv = (unsigned long) pdev;
373 dev->ethtool_ops = &ne2k_pci_ethtool_ops;
376 memcpy(dev->dev_addr, SA_prom, dev->addr_len);
378 i = register_netdev(dev);
380 goto err_out_free_netdev;
382 printk("%s: %s found at %#lx, IRQ %d, %pM.\n",
383 dev->name, pci_clone_list[chip_idx].name, ioaddr, dev->irq,
391 release_region (ioaddr, NE_IO_EXTENT);
396 * Magic incantation sequence for full duplex on the supported cards.
398 static inline int set_realtek_fdx(struct net_device *dev)
400 long ioaddr = dev->base_addr;
402 outb(0xC0 + E8390_NODMA, ioaddr + NE_CMD); /* Page 3 */
403 outb(0xC0, ioaddr + 0x01); /* Enable writes to CONFIG3 */
404 outb(0x40, ioaddr + 0x06); /* Enable full duplex */
405 outb(0x00, ioaddr + 0x01); /* Disable writes to CONFIG3 */
406 outb(E8390_PAGE0 + E8390_NODMA, ioaddr + NE_CMD); /* Page 0 */
410 static inline int set_holtek_fdx(struct net_device *dev)
412 long ioaddr = dev->base_addr;
414 outb(inb(ioaddr + 0x20) | 0x80, ioaddr + 0x20);
418 static int ne2k_pci_set_fdx(struct net_device *dev)
420 if (ei_status.ne2k_flags & REALTEK_FDX)
421 return set_realtek_fdx(dev);
422 else if (ei_status.ne2k_flags & HOLTEK_FDX)
423 return set_holtek_fdx(dev);
428 static int ne2k_pci_open(struct net_device *dev)
430 int ret = request_irq(dev->irq, ei_interrupt, IRQF_SHARED, dev->name, dev);
434 if (ei_status.ne2k_flags & FORCE_FDX)
435 ne2k_pci_set_fdx(dev);
441 static int ne2k_pci_close(struct net_device *dev)
444 free_irq(dev->irq, dev);
448 /* Hard reset the card. This used to pause for the same period that a
449 8390 reset command required, but that shouldn't be necessary. */
450 static void ne2k_pci_reset_8390(struct net_device *dev)
452 unsigned long reset_start_time = jiffies;
454 if (debug > 1) printk("%s: Resetting the 8390 t=%ld...",
457 outb(inb(NE_BASE + NE_RESET), NE_BASE + NE_RESET);
460 ei_status.dmaing = 0;
462 /* This check _should_not_ be necessary, omit eventually. */
463 while ((inb(NE_BASE+EN0_ISR) & ENISR_RESET) == 0)
464 if (jiffies - reset_start_time > 2) {
465 printk("%s: ne2k_pci_reset_8390() did not complete.\n", dev->name);
468 outb(ENISR_RESET, NE_BASE + EN0_ISR); /* Ack intr. */
471 /* Grab the 8390 specific header. Similar to the block_input routine, but
472 we don't need to be concerned with ring wrap as the header will be at
473 the start of a page, so we optimize accordingly. */
475 static void ne2k_pci_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page)
478 long nic_base = dev->base_addr;
480 /* This *shouldn't* happen. If it does, it's the last thing you'll see */
481 if (ei_status.dmaing) {
482 printk("%s: DMAing conflict in ne2k_pci_get_8390_hdr "
483 "[DMAstat:%d][irqlock:%d].\n",
484 dev->name, ei_status.dmaing, ei_status.irqlock);
488 ei_status.dmaing |= 0x01;
489 outb(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base+ NE_CMD);
490 outb(sizeof(struct e8390_pkt_hdr), nic_base + EN0_RCNTLO);
491 outb(0, nic_base + EN0_RCNTHI);
492 outb(0, nic_base + EN0_RSARLO); /* On page boundary */
493 outb(ring_page, nic_base + EN0_RSARHI);
494 outb(E8390_RREAD+E8390_START, nic_base + NE_CMD);
496 if (ei_status.ne2k_flags & ONLY_16BIT_IO) {
497 insw(NE_BASE + NE_DATAPORT, hdr, sizeof(struct e8390_pkt_hdr)>>1);
499 *(u32*)hdr = le32_to_cpu(inl(NE_BASE + NE_DATAPORT));
500 le16_to_cpus(&hdr->count);
503 outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */
504 ei_status.dmaing &= ~0x01;
507 /* Block input and output, similar to the Crynwr packet driver. If you
508 are porting to a new ethercard, look at the packet driver source for hints.
509 The NEx000 doesn't share the on-board packet memory -- you have to put
510 the packet out through the "remote DMA" dataport using outb. */
512 static void ne2k_pci_block_input(struct net_device *dev, int count,
513 struct sk_buff *skb, int ring_offset)
515 long nic_base = dev->base_addr;
516 char *buf = skb->data;
518 /* This *shouldn't* happen. If it does, it's the last thing you'll see */
519 if (ei_status.dmaing) {
520 printk("%s: DMAing conflict in ne2k_pci_block_input "
521 "[DMAstat:%d][irqlock:%d].\n",
522 dev->name, ei_status.dmaing, ei_status.irqlock);
525 ei_status.dmaing |= 0x01;
526 if (ei_status.ne2k_flags & ONLY_32BIT_IO)
527 count = (count + 3) & 0xFFFC;
528 outb(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base+ NE_CMD);
529 outb(count & 0xff, nic_base + EN0_RCNTLO);
530 outb(count >> 8, nic_base + EN0_RCNTHI);
531 outb(ring_offset & 0xff, nic_base + EN0_RSARLO);
532 outb(ring_offset >> 8, nic_base + EN0_RSARHI);
533 outb(E8390_RREAD+E8390_START, nic_base + NE_CMD);
535 if (ei_status.ne2k_flags & ONLY_16BIT_IO) {
536 insw(NE_BASE + NE_DATAPORT,buf,count>>1);
538 buf[count-1] = inb(NE_BASE + NE_DATAPORT);
541 insl(NE_BASE + NE_DATAPORT, buf, count>>2);
545 __le16 *b = (__le16 *)buf;
547 *b++ = cpu_to_le16(inw(NE_BASE + NE_DATAPORT));
551 *buf = inb(NE_BASE + NE_DATAPORT);
555 outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */
556 ei_status.dmaing &= ~0x01;
559 static void ne2k_pci_block_output(struct net_device *dev, int count,
560 const unsigned char *buf, const int start_page)
562 long nic_base = NE_BASE;
563 unsigned long dma_start;
565 /* On little-endian it's always safe to round the count up for
567 if (ei_status.ne2k_flags & ONLY_32BIT_IO)
568 count = (count + 3) & 0xFFFC;
573 /* This *shouldn't* happen. If it does, it's the last thing you'll see */
574 if (ei_status.dmaing) {
575 printk("%s: DMAing conflict in ne2k_pci_block_output."
576 "[DMAstat:%d][irqlock:%d]\n",
577 dev->name, ei_status.dmaing, ei_status.irqlock);
580 ei_status.dmaing |= 0x01;
581 /* We should already be in page 0, but to be safe... */
582 outb(E8390_PAGE0+E8390_START+E8390_NODMA, nic_base + NE_CMD);
584 #ifdef NE8390_RW_BUGFIX
585 /* Handle the read-before-write bug the same way as the
586 Crynwr packet driver -- the NatSemi method doesn't work.
587 Actually this doesn't always work either, but if you have
588 problems with your NEx000 this is better than nothing! */
589 outb(0x42, nic_base + EN0_RCNTLO);
590 outb(0x00, nic_base + EN0_RCNTHI);
591 outb(0x42, nic_base + EN0_RSARLO);
592 outb(0x00, nic_base + EN0_RSARHI);
593 outb(E8390_RREAD+E8390_START, nic_base + NE_CMD);
595 outb(ENISR_RDC, nic_base + EN0_ISR);
597 /* Now the normal output. */
598 outb(count & 0xff, nic_base + EN0_RCNTLO);
599 outb(count >> 8, nic_base + EN0_RCNTHI);
600 outb(0x00, nic_base + EN0_RSARLO);
601 outb(start_page, nic_base + EN0_RSARHI);
602 outb(E8390_RWRITE+E8390_START, nic_base + NE_CMD);
603 if (ei_status.ne2k_flags & ONLY_16BIT_IO) {
604 outsw(NE_BASE + NE_DATAPORT, buf, count>>1);
606 outsl(NE_BASE + NE_DATAPORT, buf, count>>2);
610 __le16 *b = (__le16 *)buf;
612 outw(le16_to_cpu(*b++), NE_BASE + NE_DATAPORT);
620 while ((inb(nic_base + EN0_ISR) & ENISR_RDC) == 0)
621 if (jiffies - dma_start > 2) { /* Avoid clock roll-over. */
622 printk(KERN_WARNING "%s: timeout waiting for Tx RDC.\n", dev->name);
623 ne2k_pci_reset_8390(dev);
628 outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */
629 ei_status.dmaing &= ~0x01;
632 static void ne2k_pci_get_drvinfo(struct net_device *dev,
633 struct ethtool_drvinfo *info)
635 struct ei_device *ei = netdev_priv(dev);
636 struct pci_dev *pci_dev = (struct pci_dev *) ei->priv;
638 strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
639 strlcpy(info->version, DRV_VERSION, sizeof(info->version));
640 strlcpy(info->bus_info, pci_name(pci_dev), sizeof(info->bus_info));
643 static const struct ethtool_ops ne2k_pci_ethtool_ops = {
644 .get_drvinfo = ne2k_pci_get_drvinfo,
647 static void ne2k_pci_remove_one(struct pci_dev *pdev)
649 struct net_device *dev = pci_get_drvdata(pdev);
652 unregister_netdev(dev);
653 release_region(dev->base_addr, NE_IO_EXTENT);
655 pci_disable_device(pdev);
659 static int ne2k_pci_suspend (struct pci_dev *pdev, pm_message_t state)
661 struct net_device *dev = pci_get_drvdata (pdev);
663 netif_device_detach(dev);
664 pci_save_state(pdev);
665 pci_disable_device(pdev);
666 pci_set_power_state(pdev, pci_choose_state(pdev, state));
671 static int ne2k_pci_resume (struct pci_dev *pdev)
673 struct net_device *dev = pci_get_drvdata (pdev);
676 pci_set_power_state(pdev, PCI_D0);
677 pci_restore_state(pdev);
679 rc = pci_enable_device(pdev);
684 netif_device_attach(dev);
689 #endif /* CONFIG_PM */
692 static struct pci_driver ne2k_driver = {
694 .probe = ne2k_pci_init_one,
695 .remove = ne2k_pci_remove_one,
696 .id_table = ne2k_pci_tbl,
698 .suspend = ne2k_pci_suspend,
699 .resume = ne2k_pci_resume,
700 #endif /* CONFIG_PM */
705 static int __init ne2k_pci_init(void)
707 /* when a module, this is printed whether or not devices are found in probe */
711 return pci_register_driver(&ne2k_driver);
715 static void __exit ne2k_pci_cleanup(void)
717 pci_unregister_driver (&ne2k_driver);
720 module_init(ne2k_pci_init);
721 module_exit(ne2k_pci_cleanup);