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4d6f6af8 GKH |
1 | /************************************************************************** |
2 | * | |
3 | * Copyright 2000-2006 Alacritech, Inc. All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright | |
10 | * notice, this list of conditions and the following disclaimer. | |
11 | * 2. Redistributions in binary form must reproduce the above | |
12 | * copyright notice, this list of conditions and the following | |
13 | * disclaimer in the documentation and/or other materials provided | |
14 | * with the distribution. | |
15 | * | |
16 | * Alternatively, this software may be distributed under the terms of the | |
17 | * GNU General Public License ("GPL") version 2 as published by the Free | |
18 | * Software Foundation. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY | |
21 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ALACRITECH, INC. OR | |
24 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
27 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
28 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
29 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT | |
30 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | * | |
33 | * The views and conclusions contained in the software and documentation | |
34 | * are those of the authors and should not be interpreted as representing | |
35 | * official policies, either expressed or implied, of Alacritech, Inc. | |
36 | * | |
37 | **************************************************************************/ | |
38 | ||
39 | /* | |
40 | * FILENAME: slicoss.c | |
41 | * | |
42 | * The SLICOSS driver for Alacritech's IS-NIC products. | |
43 | * | |
44 | * This driver is supposed to support: | |
45 | * | |
46 | * Mojave cards (single port PCI Gigabit) both copper and fiber | |
47 | * Oasis cards (single and dual port PCI-x Gigabit) copper and fiber | |
48 | * Kalahari cards (dual and quad port PCI-e Gigabit) copper and fiber | |
49 | * | |
493b67b7 | 50 | * The driver was actually tested on Oasis and Kalahari cards. |
4d6f6af8 GKH |
51 | * |
52 | * | |
53 | * NOTE: This is the standard, non-accelerated version of Alacritech's | |
54 | * IS-NIC driver. | |
55 | */ | |
56 | ||
4d6f6af8 | 57 | |
4d6f6af8 GKH |
58 | #define KLUDGE_FOR_4GB_BOUNDARY 1 |
59 | #define DEBUG_MICROCODE 1 | |
4d6f6af8 | 60 | #define DBG 1 |
4d6f6af8 | 61 | #define SLIC_INTERRUPT_PROCESS_LIMIT 1 |
4d6f6af8 GKH |
62 | #define SLIC_OFFLOAD_IP_CHECKSUM 1 |
63 | #define STATS_TIMER_INTERVAL 2 | |
64 | #define PING_TIMER_INTERVAL 1 | |
65 | ||
66 | #include <linux/kernel.h> | |
67 | #include <linux/string.h> | |
68 | #include <linux/errno.h> | |
69 | #include <linux/ioport.h> | |
70 | #include <linux/slab.h> | |
71 | #include <linux/interrupt.h> | |
72 | #include <linux/timer.h> | |
73 | #include <linux/pci.h> | |
74 | #include <linux/spinlock.h> | |
75 | #include <linux/init.h> | |
76 | #include <linux/bitops.h> | |
77 | #include <linux/io.h> | |
78 | #include <linux/netdevice.h> | |
97b3e0ed | 79 | #include <linux/crc32.h> |
4d6f6af8 GKH |
80 | #include <linux/etherdevice.h> |
81 | #include <linux/skbuff.h> | |
82 | #include <linux/delay.h> | |
83 | #include <linux/debugfs.h> | |
84 | #include <linux/seq_file.h> | |
85 | #include <linux/kthread.h> | |
86 | #include <linux/module.h> | |
87 | #include <linux/moduleparam.h> | |
88 | ||
470c5736 | 89 | #include <linux/firmware.h> |
4d6f6af8 | 90 | #include <linux/types.h> |
4d6f6af8 | 91 | #include <linux/dma-mapping.h> |
4d6f6af8 GKH |
92 | #include <linux/mii.h> |
93 | #include <linux/if_vlan.h> | |
4d6f6af8 GKH |
94 | #include <asm/unaligned.h> |
95 | ||
96 | #include <linux/ethtool.h> | |
4d6f6af8 | 97 | #include <linux/uaccess.h> |
77faefa3 GKH |
98 | #include "slichw.h" |
99 | #include "slic.h" | |
100 | ||
4d6f6af8 GKH |
101 | static uint slic_first_init = 1; |
102 | static char *slic_banner = "Alacritech SLIC Technology(tm) Server "\ | |
e9ef456e | 103 | "and Storage Accelerator (Non-Accelerated)"; |
4d6f6af8 GKH |
104 | |
105 | static char *slic_proc_version = "2.0.351 2006/07/14 12:26:00"; | |
106 | static char *slic_product_name = "SLIC Technology(tm) Server "\ | |
107 | "and Storage Accelerator (Non-Accelerated)"; | |
108 | static char *slic_vendor = "Alacritech, Inc."; | |
109 | ||
110 | static int slic_debug = 1; | |
111 | static int debug = -1; | |
112 | static struct net_device *head_netdevice; | |
113 | ||
e9eff9d6 | 114 | static struct base_driver slic_global = { {}, 0, 0, 0, 1, NULL, NULL }; |
4d6f6af8 GKH |
115 | static int intagg_delay = 100; |
116 | static u32 dynamic_intagg; | |
4d6f6af8 GKH |
117 | static unsigned int rcv_count; |
118 | static struct dentry *slic_debugfs; | |
119 | ||
120 | #define DRV_NAME "slicoss" | |
121 | #define DRV_VERSION "2.0.1" | |
122 | #define DRV_AUTHOR "Alacritech, Inc. Engineering" | |
123 | #define DRV_DESCRIPTION "Alacritech SLIC Techonology(tm) "\ | |
124 | "Non-Accelerated Driver" | |
125 | #define DRV_COPYRIGHT "Copyright 2000-2006 Alacritech, Inc. "\ | |
126 | "All rights reserved." | |
127 | #define PFX DRV_NAME " " | |
128 | ||
129 | MODULE_AUTHOR(DRV_AUTHOR); | |
130 | MODULE_DESCRIPTION(DRV_DESCRIPTION); | |
131 | MODULE_LICENSE("Dual BSD/GPL"); | |
132 | ||
133 | module_param(dynamic_intagg, int, 0); | |
134 | MODULE_PARM_DESC(dynamic_intagg, "Dynamic Interrupt Aggregation Setting"); | |
135 | module_param(intagg_delay, int, 0); | |
136 | MODULE_PARM_DESC(intagg_delay, "uSec Interrupt Aggregation Delay"); | |
137 | ||
5d372900 | 138 | static DEFINE_PCI_DEVICE_TABLE(slic_pci_tbl) = { |
139 | { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_1GB_DEVICE_ID) }, | |
140 | { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_2GB_DEVICE_ID) }, | |
141 | { 0 } | |
4d6f6af8 GKH |
142 | }; |
143 | ||
144 | MODULE_DEVICE_TABLE(pci, slic_pci_tbl); | |
145 | ||
146 | #define SLIC_GET_SLIC_HANDLE(_adapter, _pslic_handle) \ | |
147 | { \ | |
2fbedf67 | 148 | spin_lock_irqsave(&_adapter->handle_lock.lock, \ |
e9eff9d6 | 149 | _adapter->handle_lock.flags); \ |
2fbedf67 CJB |
150 | _pslic_handle = _adapter->pfree_slic_handles; \ |
151 | if (_pslic_handle) { \ | |
152 | _adapter->pfree_slic_handles = _pslic_handle->next; \ | |
153 | } \ | |
154 | spin_unlock_irqrestore(&_adapter->handle_lock.lock, \ | |
e9eff9d6 | 155 | _adapter->handle_lock.flags); \ |
4d6f6af8 GKH |
156 | } |
157 | ||
158 | #define SLIC_FREE_SLIC_HANDLE(_adapter, _pslic_handle) \ | |
159 | { \ | |
2fbedf67 CJB |
160 | _pslic_handle->type = SLIC_HANDLE_FREE; \ |
161 | spin_lock_irqsave(&_adapter->handle_lock.lock, \ | |
e9eff9d6 | 162 | _adapter->handle_lock.flags); \ |
2fbedf67 CJB |
163 | _pslic_handle->next = _adapter->pfree_slic_handles; \ |
164 | _adapter->pfree_slic_handles = _pslic_handle; \ | |
165 | spin_unlock_irqrestore(&_adapter->handle_lock.lock, \ | |
e9eff9d6 | 166 | _adapter->handle_lock.flags); \ |
4d6f6af8 GKH |
167 | } |
168 | ||
62f691a3 | 169 | static inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush) |
4d6f6af8 GKH |
170 | { |
171 | writel(value, reg); | |
172 | if (flush) | |
173 | mb(); | |
174 | } | |
175 | ||
28980a3c GKH |
176 | static inline void slic_reg64_write(struct adapter *adapter, void __iomem *reg, |
177 | u32 value, void __iomem *regh, u32 paddrh, | |
178 | bool flush) | |
4d6f6af8 | 179 | { |
e9eff9d6 LD |
180 | spin_lock_irqsave(&adapter->bit64reglock.lock, |
181 | adapter->bit64reglock.flags); | |
4d6f6af8 GKH |
182 | if (paddrh != adapter->curaddrupper) { |
183 | adapter->curaddrupper = paddrh; | |
184 | writel(paddrh, regh); | |
185 | } | |
186 | writel(value, reg); | |
187 | if (flush) | |
188 | mb(); | |
e9eff9d6 LD |
189 | spin_unlock_irqrestore(&adapter->bit64reglock.lock, |
190 | adapter->bit64reglock.flags); | |
4d6f6af8 GKH |
191 | } |
192 | ||
4d6ea9c3 DK |
193 | static void slic_mcast_set_bit(struct adapter *adapter, char *address) |
194 | { | |
195 | unsigned char crcpoly; | |
4d6f6af8 | 196 | |
4d6ea9c3 | 197 | /* Get the CRC polynomial for the mac address */ |
97b3e0ed PH |
198 | /* we use bits 1-8 (lsb), bitwise reversed, |
199 | * msb (= lsb bit 0 before bitrev) is automatically discarded */ | |
200 | crcpoly = (ether_crc(ETH_ALEN, address)>>23); | |
4d6f6af8 | 201 | |
4d6ea9c3 DK |
202 | /* We only have space on the SLIC for 64 entries. Lop |
203 | * off the top two bits. (2^6 = 64) | |
204 | */ | |
205 | crcpoly &= 0x3F; | |
4d6f6af8 | 206 | |
4d6ea9c3 DK |
207 | /* OR in the new bit into our 64 bit mask. */ |
208 | adapter->mcastmask |= (u64) 1 << crcpoly; | |
209 | } | |
4d6f6af8 | 210 | |
4d6ea9c3 DK |
211 | static void slic_mcast_set_mask(struct adapter *adapter) |
212 | { | |
213 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
4d6f6af8 | 214 | |
4d6ea9c3 DK |
215 | if (adapter->macopts & (MAC_ALLMCAST | MAC_PROMISC)) { |
216 | /* Turn on all multicast addresses. We have to do this for | |
217 | * promiscuous mode as well as ALLMCAST mode. It saves the | |
218 | * Microcode from having to keep state about the MAC | |
219 | * configuration. | |
220 | */ | |
221 | slic_reg32_write(&slic_regs->slic_mcastlow, 0xFFFFFFFF, FLUSH); | |
222 | slic_reg32_write(&slic_regs->slic_mcasthigh, 0xFFFFFFFF, | |
223 | FLUSH); | |
224 | } else { | |
225 | /* Commit our multicast mast to the SLIC by writing to the | |
226 | * multicast address mask registers | |
227 | */ | |
228 | slic_reg32_write(&slic_regs->slic_mcastlow, | |
229 | (u32)(adapter->mcastmask & 0xFFFFFFFF), FLUSH); | |
230 | slic_reg32_write(&slic_regs->slic_mcasthigh, | |
231 | (u32)((adapter->mcastmask >> 32) & 0xFFFFFFFF), FLUSH); | |
4d6f6af8 | 232 | } |
4d6ea9c3 | 233 | } |
4d6f6af8 | 234 | |
4d6ea9c3 DK |
235 | static void slic_timer_ping(ulong dev) |
236 | { | |
237 | struct adapter *adapter; | |
238 | struct sliccard *card; | |
4d6f6af8 | 239 | |
4d6ea9c3 | 240 | adapter = netdev_priv((struct net_device *)dev); |
4d6f6af8 GKH |
241 | card = adapter->card; |
242 | ||
4d6ea9c3 DK |
243 | adapter->pingtimer.expires = jiffies + (PING_TIMER_INTERVAL * HZ); |
244 | add_timer(&adapter->pingtimer); | |
245 | } | |
4d6f6af8 | 246 | |
4d6ea9c3 DK |
247 | static void slic_unmap_mmio_space(struct adapter *adapter) |
248 | { | |
249 | if (adapter->slic_regs) | |
250 | iounmap(adapter->slic_regs); | |
251 | adapter->slic_regs = NULL; | |
252 | } | |
4d6f6af8 | 253 | |
4d6ea9c3 DK |
254 | /* |
255 | * slic_link_config | |
256 | * | |
257 | * Write phy control to configure link duplex/speed | |
258 | * | |
259 | */ | |
260 | static void slic_link_config(struct adapter *adapter, | |
261 | u32 linkspeed, u32 linkduplex) | |
262 | { | |
263 | u32 __iomem *wphy; | |
264 | u32 speed; | |
265 | u32 duplex; | |
266 | u32 phy_config; | |
267 | u32 phy_advreg; | |
268 | u32 phy_gctlreg; | |
4d6f6af8 | 269 | |
4d6ea9c3 DK |
270 | if (adapter->state != ADAPT_UP) |
271 | return; | |
4d6f6af8 | 272 | |
4d6ea9c3 DK |
273 | if (linkspeed > LINK_1000MB) |
274 | linkspeed = LINK_AUTOSPEED; | |
275 | if (linkduplex > LINK_AUTOD) | |
276 | linkduplex = LINK_AUTOD; | |
4d6f6af8 | 277 | |
4d6ea9c3 | 278 | wphy = &adapter->slic_regs->slic_wphy; |
4d6f6af8 | 279 | |
4d6ea9c3 DK |
280 | if ((linkspeed == LINK_AUTOSPEED) || (linkspeed == LINK_1000MB)) { |
281 | if (adapter->flags & ADAPT_FLAGS_FIBERMEDIA) { | |
282 | /* We've got a fiber gigabit interface, and register | |
283 | * 4 is different in fiber mode than in copper mode | |
284 | */ | |
4d6f6af8 | 285 | |
4d6ea9c3 DK |
286 | /* advertise FD only @1000 Mb */ |
287 | phy_advreg = (MIICR_REG_4 | (PAR_ADV1000XFD)); | |
288 | /* enable PAUSE frames */ | |
289 | phy_advreg |= PAR_ASYMPAUSE_FIBER; | |
290 | slic_reg32_write(wphy, phy_advreg, FLUSH); | |
4d6f6af8 | 291 | |
4d6ea9c3 DK |
292 | if (linkspeed == LINK_AUTOSPEED) { |
293 | /* reset phy, enable auto-neg */ | |
294 | phy_config = | |
295 | (MIICR_REG_PCR | | |
296 | (PCR_RESET | PCR_AUTONEG | | |
297 | PCR_AUTONEG_RST)); | |
298 | slic_reg32_write(wphy, phy_config, FLUSH); | |
299 | } else { /* forced 1000 Mb FD*/ | |
300 | /* power down phy to break link | |
301 | this may not work) */ | |
302 | phy_config = (MIICR_REG_PCR | PCR_POWERDOWN); | |
303 | slic_reg32_write(wphy, phy_config, FLUSH); | |
304 | /* wait, Marvell says 1 sec, | |
305 | try to get away with 10 ms */ | |
306 | mdelay(10); | |
4d6f6af8 | 307 | |
4d6ea9c3 DK |
308 | /* disable auto-neg, set speed/duplex, |
309 | soft reset phy, powerup */ | |
310 | phy_config = | |
311 | (MIICR_REG_PCR | | |
312 | (PCR_RESET | PCR_SPEED_1000 | | |
313 | PCR_DUPLEX_FULL)); | |
314 | slic_reg32_write(wphy, phy_config, FLUSH); | |
315 | } | |
316 | } else { /* copper gigabit */ | |
4d6f6af8 | 317 | |
4d6ea9c3 DK |
318 | /* Auto-Negotiate or 1000 Mb must be auto negotiated |
319 | * We've got a copper gigabit interface, and | |
320 | * register 4 is different in copper mode than | |
321 | * in fiber mode | |
322 | */ | |
323 | if (linkspeed == LINK_AUTOSPEED) { | |
324 | /* advertise 10/100 Mb modes */ | |
325 | phy_advreg = | |
326 | (MIICR_REG_4 | | |
327 | (PAR_ADV100FD | PAR_ADV100HD | PAR_ADV10FD | |
328 | | PAR_ADV10HD)); | |
329 | } else { | |
330 | /* linkspeed == LINK_1000MB - | |
331 | don't advertise 10/100 Mb modes */ | |
332 | phy_advreg = MIICR_REG_4; | |
333 | } | |
334 | /* enable PAUSE frames */ | |
335 | phy_advreg |= PAR_ASYMPAUSE; | |
336 | /* required by the Cicada PHY */ | |
337 | phy_advreg |= PAR_802_3; | |
338 | slic_reg32_write(wphy, phy_advreg, FLUSH); | |
339 | /* advertise FD only @1000 Mb */ | |
340 | phy_gctlreg = (MIICR_REG_9 | (PGC_ADV1000FD)); | |
341 | slic_reg32_write(wphy, phy_gctlreg, FLUSH); | |
4d6f6af8 | 342 | |
4d6ea9c3 DK |
343 | if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) { |
344 | /* if a Marvell PHY | |
345 | enable auto crossover */ | |
346 | phy_config = | |
347 | (MIICR_REG_16 | (MRV_REG16_XOVERON)); | |
348 | slic_reg32_write(wphy, phy_config, FLUSH); | |
4d6f6af8 | 349 | |
4d6ea9c3 DK |
350 | /* reset phy, enable auto-neg */ |
351 | phy_config = | |
352 | (MIICR_REG_PCR | | |
353 | (PCR_RESET | PCR_AUTONEG | | |
354 | PCR_AUTONEG_RST)); | |
355 | slic_reg32_write(wphy, phy_config, FLUSH); | |
356 | } else { /* it's a Cicada PHY */ | |
357 | /* enable and restart auto-neg (don't reset) */ | |
358 | phy_config = | |
359 | (MIICR_REG_PCR | | |
360 | (PCR_AUTONEG | PCR_AUTONEG_RST)); | |
361 | slic_reg32_write(wphy, phy_config, FLUSH); | |
362 | } | |
4d6f6af8 | 363 | } |
4d6ea9c3 DK |
364 | } else { |
365 | /* Forced 10/100 */ | |
366 | if (linkspeed == LINK_10MB) | |
367 | speed = 0; | |
368 | else | |
369 | speed = PCR_SPEED_100; | |
370 | if (linkduplex == LINK_HALFD) | |
371 | duplex = 0; | |
372 | else | |
373 | duplex = PCR_DUPLEX_FULL; | |
374 | ||
375 | if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) { | |
376 | /* if a Marvell PHY | |
377 | disable auto crossover */ | |
378 | phy_config = (MIICR_REG_16 | (MRV_REG16_XOVEROFF)); | |
379 | slic_reg32_write(wphy, phy_config, FLUSH); | |
4d6f6af8 | 380 | } |
4d6f6af8 | 381 | |
4d6ea9c3 DK |
382 | /* power down phy to break link (this may not work) */ |
383 | phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN | speed | duplex)); | |
384 | slic_reg32_write(wphy, phy_config, FLUSH); | |
4d6f6af8 | 385 | |
4d6ea9c3 DK |
386 | /* wait, Marvell says 1 sec, try to get away with 10 ms */ |
387 | mdelay(10); | |
388 | ||
389 | if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) { | |
390 | /* if a Marvell PHY | |
391 | disable auto-neg, set speed, | |
392 | soft reset phy, powerup */ | |
393 | phy_config = | |
394 | (MIICR_REG_PCR | (PCR_RESET | speed | duplex)); | |
395 | slic_reg32_write(wphy, phy_config, FLUSH); | |
396 | } else { /* it's a Cicada PHY */ | |
397 | /* disable auto-neg, set speed, powerup */ | |
398 | phy_config = (MIICR_REG_PCR | (speed | duplex)); | |
399 | slic_reg32_write(wphy, phy_config, FLUSH); | |
400 | } | |
401 | } | |
4d6f6af8 GKH |
402 | } |
403 | ||
4d6ea9c3 | 404 | static int slic_card_download_gbrcv(struct adapter *adapter) |
4d6f6af8 | 405 | { |
4d6ea9c3 DK |
406 | const struct firmware *fw; |
407 | const char *file = ""; | |
408 | int ret; | |
409 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
410 | u32 codeaddr; | |
411 | u32 instruction; | |
412 | int index = 0; | |
413 | u32 rcvucodelen = 0; | |
4d6f6af8 | 414 | |
4d6ea9c3 DK |
415 | switch (adapter->devid) { |
416 | case SLIC_2GB_DEVICE_ID: | |
417 | file = "slicoss/oasisrcvucode.sys"; | |
418 | break; | |
419 | case SLIC_1GB_DEVICE_ID: | |
420 | file = "slicoss/gbrcvucode.sys"; | |
421 | break; | |
422 | default: | |
651d4bc7 | 423 | return -ENOENT; |
4d6ea9c3 | 424 | } |
4d6f6af8 | 425 | |
4d6ea9c3 DK |
426 | ret = request_firmware(&fw, file, &adapter->pcidev->dev); |
427 | if (ret) { | |
428 | dev_err(&adapter->pcidev->dev, | |
429 | "SLICOSS: Failed to load firmware %s\n", file); | |
430 | return ret; | |
786ed801 | 431 | } |
4d6ea9c3 DK |
432 | |
433 | rcvucodelen = *(u32 *)(fw->data + index); | |
434 | index += 4; | |
435 | switch (adapter->devid) { | |
436 | case SLIC_2GB_DEVICE_ID: | |
7ee34ab2 DN |
437 | if (rcvucodelen != OasisRcvUCodeLen) { |
438 | release_firmware(fw); | |
4d6ea9c3 | 439 | return -EINVAL; |
7ee34ab2 | 440 | } |
4d6ea9c3 DK |
441 | break; |
442 | case SLIC_1GB_DEVICE_ID: | |
7ee34ab2 DN |
443 | if (rcvucodelen != GBRcvUCodeLen) { |
444 | release_firmware(fw); | |
4d6ea9c3 | 445 | return -EINVAL; |
7ee34ab2 | 446 | } |
4d6ea9c3 | 447 | break; |
4d6f6af8 | 448 | } |
4d6ea9c3 DK |
449 | /* start download */ |
450 | slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_BEGIN, FLUSH); | |
451 | /* download the rcv sequencer ucode */ | |
452 | for (codeaddr = 0; codeaddr < rcvucodelen; codeaddr++) { | |
453 | /* write out instruction address */ | |
454 | slic_reg32_write(&slic_regs->slic_rcv_wcs, codeaddr, FLUSH); | |
455 | ||
456 | instruction = *(u32 *)(fw->data + index); | |
457 | index += 4; | |
458 | /* write out the instruction data low addr */ | |
459 | slic_reg32_write(&slic_regs->slic_rcv_wcs, instruction, FLUSH); | |
460 | ||
461 | instruction = *(u8 *)(fw->data + index); | |
462 | index++; | |
463 | /* write out the instruction data high addr */ | |
464 | slic_reg32_write(&slic_regs->slic_rcv_wcs, (u8)instruction, | |
465 | FLUSH); | |
466 | } | |
467 | ||
468 | /* download finished */ | |
469 | release_firmware(fw); | |
470 | slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_FINISH, FLUSH); | |
471 | return 0; | |
4d6f6af8 GKH |
472 | } |
473 | ||
4d6ea9c3 DK |
474 | MODULE_FIRMWARE("slicoss/oasisrcvucode.sys"); |
475 | MODULE_FIRMWARE("slicoss/gbrcvucode.sys"); | |
476 | ||
477 | static int slic_card_download(struct adapter *adapter) | |
4d6f6af8 | 478 | { |
4d6ea9c3 DK |
479 | const struct firmware *fw; |
480 | const char *file = ""; | |
481 | int ret; | |
482 | u32 section; | |
483 | int thissectionsize; | |
484 | int codeaddr; | |
e9eff9d6 | 485 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; |
4d6ea9c3 DK |
486 | u32 instruction; |
487 | u32 baseaddress; | |
488 | u32 i; | |
489 | u32 numsects = 0; | |
490 | u32 sectsize[3]; | |
491 | u32 sectstart[3]; | |
492 | int ucode_start, index = 0; | |
4d6f6af8 | 493 | |
4d6ea9c3 DK |
494 | switch (adapter->devid) { |
495 | case SLIC_2GB_DEVICE_ID: | |
496 | file = "slicoss/oasisdownload.sys"; | |
497 | break; | |
498 | case SLIC_1GB_DEVICE_ID: | |
499 | file = "slicoss/gbdownload.sys"; | |
500 | break; | |
501 | default: | |
670d145a | 502 | return -ENOENT; |
4d6f6af8 | 503 | } |
4d6ea9c3 DK |
504 | ret = request_firmware(&fw, file, &adapter->pcidev->dev); |
505 | if (ret) { | |
506 | dev_err(&adapter->pcidev->dev, | |
507 | "SLICOSS: Failed to load firmware %s\n", file); | |
508 | return ret; | |
509 | } | |
510 | numsects = *(u32 *)(fw->data + index); | |
511 | index += 4; | |
4d6ea9c3 DK |
512 | for (i = 0; i < numsects; i++) { |
513 | sectsize[i] = *(u32 *)(fw->data + index); | |
514 | index += 4; | |
515 | } | |
516 | for (i = 0; i < numsects; i++) { | |
517 | sectstart[i] = *(u32 *)(fw->data + index); | |
518 | index += 4; | |
519 | } | |
520 | ucode_start = index; | |
521 | instruction = *(u32 *)(fw->data + index); | |
522 | index += 4; | |
523 | for (section = 0; section < numsects; section++) { | |
524 | baseaddress = sectstart[section]; | |
525 | thissectionsize = sectsize[section] >> 3; | |
4d6f6af8 | 526 | |
4d6ea9c3 DK |
527 | for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) { |
528 | /* Write out instruction address */ | |
529 | slic_reg32_write(&slic_regs->slic_wcs, | |
530 | baseaddress + codeaddr, FLUSH); | |
531 | /* Write out instruction to low addr */ | |
532 | slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH); | |
533 | instruction = *(u32 *)(fw->data + index); | |
534 | index += 4; | |
535 | ||
536 | /* Write out instruction to high addr */ | |
537 | slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH); | |
538 | instruction = *(u32 *)(fw->data + index); | |
539 | index += 4; | |
540 | } | |
541 | } | |
542 | index = ucode_start; | |
543 | for (section = 0; section < numsects; section++) { | |
544 | instruction = *(u32 *)(fw->data + index); | |
545 | baseaddress = sectstart[section]; | |
546 | if (baseaddress < 0x8000) | |
547 | continue; | |
548 | thissectionsize = sectsize[section] >> 3; | |
549 | ||
550 | for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) { | |
551 | /* Write out instruction address */ | |
552 | slic_reg32_write(&slic_regs->slic_wcs, | |
553 | SLIC_WCS_COMPARE | (baseaddress + codeaddr), | |
554 | FLUSH); | |
555 | /* Write out instruction to low addr */ | |
556 | slic_reg32_write(&slic_regs->slic_wcs, instruction, | |
557 | FLUSH); | |
558 | instruction = *(u32 *)(fw->data + index); | |
559 | index += 4; | |
560 | /* Write out instruction to high addr */ | |
561 | slic_reg32_write(&slic_regs->slic_wcs, instruction, | |
562 | FLUSH); | |
563 | instruction = *(u32 *)(fw->data + index); | |
564 | index += 4; | |
565 | ||
566 | /* Check SRAM location zero. If it is non-zero. Abort.*/ | |
567 | /* failure = readl((u32 __iomem *)&slic_regs->slic_reset); | |
568 | if (failure) { | |
569 | release_firmware(fw); | |
570 | return -EIO; | |
571 | }*/ | |
572 | } | |
573 | } | |
574 | release_firmware(fw); | |
575 | /* Everything OK, kick off the card */ | |
576 | mdelay(10); | |
577 | slic_reg32_write(&slic_regs->slic_wcs, SLIC_WCS_START, FLUSH); | |
578 | ||
579 | /* stall for 20 ms, long enough for ucode to init card | |
580 | and reach mainloop */ | |
581 | mdelay(20); | |
4d6f6af8 | 582 | |
d1939786 | 583 | return 0; |
4d6f6af8 GKH |
584 | } |
585 | ||
4d6ea9c3 DK |
586 | MODULE_FIRMWARE("slicoss/oasisdownload.sys"); |
587 | MODULE_FIRMWARE("slicoss/gbdownload.sys"); | |
588 | ||
589 | static void slic_adapter_set_hwaddr(struct adapter *adapter) | |
4d6f6af8 | 590 | { |
4d6ea9c3 | 591 | struct sliccard *card = adapter->card; |
e52011e4 | 592 | |
4d6ea9c3 DK |
593 | if ((adapter->card) && (card->config_set)) { |
594 | memcpy(adapter->macaddr, | |
595 | card->config.MacInfo[adapter->functionnumber].macaddrA, | |
596 | sizeof(struct slic_config_mac)); | |
597 | if (!(adapter->currmacaddr[0] || adapter->currmacaddr[1] || | |
598 | adapter->currmacaddr[2] || adapter->currmacaddr[3] || | |
599 | adapter->currmacaddr[4] || adapter->currmacaddr[5])) { | |
600 | memcpy(adapter->currmacaddr, adapter->macaddr, 6); | |
601 | } | |
602 | if (adapter->netdev) { | |
603 | memcpy(adapter->netdev->dev_addr, adapter->currmacaddr, | |
604 | 6); | |
605 | } | |
606 | } | |
607 | } | |
4d6f6af8 | 608 | |
4d6ea9c3 DK |
609 | static void slic_intagg_set(struct adapter *adapter, u32 value) |
610 | { | |
611 | slic_reg32_write(&adapter->slic_regs->slic_intagg, value, FLUSH); | |
612 | adapter->card->loadlevel_current = value; | |
613 | } | |
4d6f6af8 | 614 | |
4d6ea9c3 DK |
615 | static void slic_soft_reset(struct adapter *adapter) |
616 | { | |
617 | if (adapter->card->state == CARD_UP) { | |
618 | slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH); | |
619 | mdelay(1); | |
620 | } | |
4d6f6af8 | 621 | |
4d6ea9c3 DK |
622 | slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC, |
623 | FLUSH); | |
624 | mdelay(1); | |
625 | } | |
e52011e4 | 626 | |
4d6ea9c3 DK |
627 | static void slic_mac_address_config(struct adapter *adapter) |
628 | { | |
629 | u32 value; | |
630 | u32 value2; | |
631 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
e52011e4 | 632 | |
4d6ea9c3 DK |
633 | value = *(u32 *) &adapter->currmacaddr[2]; |
634 | value = ntohl(value); | |
635 | slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH); | |
636 | slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH); | |
e52011e4 | 637 | |
4d6ea9c3 DK |
638 | value2 = (u32) ((adapter->currmacaddr[0] << 8 | |
639 | adapter->currmacaddr[1]) & 0xFFFF); | |
4d6f6af8 | 640 | |
4d6ea9c3 DK |
641 | slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH); |
642 | slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH); | |
e52011e4 | 643 | |
4d6ea9c3 DK |
644 | /* Write our multicast mask out to the card. This is done */ |
645 | /* here in addition to the slic_mcast_addr_set routine */ | |
646 | /* because ALL_MCAST may have been enabled or disabled */ | |
647 | slic_mcast_set_mask(adapter); | |
648 | } | |
e52011e4 | 649 | |
4d6ea9c3 DK |
650 | static void slic_mac_config(struct adapter *adapter) |
651 | { | |
652 | u32 value; | |
653 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
e52011e4 | 654 | |
4d6ea9c3 DK |
655 | /* Setup GMAC gaps */ |
656 | if (adapter->linkspeed == LINK_1000MB) { | |
657 | value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) | | |
658 | (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) | | |
659 | (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT)); | |
660 | } else { | |
661 | value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) | | |
662 | (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) | | |
663 | (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT)); | |
664 | } | |
e52011e4 | 665 | |
4d6ea9c3 DK |
666 | /* enable GMII */ |
667 | if (adapter->linkspeed == LINK_1000MB) | |
668 | value |= GMCR_GBIT; | |
669 | ||
670 | /* enable fullduplex */ | |
671 | if ((adapter->linkduplex == LINK_FULLD) | |
672 | || (adapter->macopts & MAC_LOOPBACK)) { | |
673 | value |= GMCR_FULLD; | |
4d6f6af8 | 674 | } |
4d6f6af8 | 675 | |
4d6ea9c3 DK |
676 | /* write mac config */ |
677 | slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH); | |
4d6f6af8 | 678 | |
4d6ea9c3 DK |
679 | /* setup mac addresses */ |
680 | slic_mac_address_config(adapter); | |
681 | } | |
682 | ||
683 | static void slic_config_set(struct adapter *adapter, bool linkchange) | |
4d6f6af8 | 684 | { |
4d6ea9c3 DK |
685 | u32 value; |
686 | u32 RcrReset; | |
687 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
4d6f6af8 | 688 | |
4d6ea9c3 DK |
689 | if (linkchange) { |
690 | /* Setup MAC */ | |
691 | slic_mac_config(adapter); | |
692 | RcrReset = GRCR_RESET; | |
693 | } else { | |
694 | slic_mac_address_config(adapter); | |
695 | RcrReset = 0; | |
696 | } | |
4d6f6af8 | 697 | |
4d6ea9c3 DK |
698 | if (adapter->linkduplex == LINK_FULLD) { |
699 | /* setup xmtcfg */ | |
700 | value = (GXCR_RESET | /* Always reset */ | |
701 | GXCR_XMTEN | /* Enable transmit */ | |
702 | GXCR_PAUSEEN); /* Enable pause */ | |
4d6f6af8 | 703 | |
4d6ea9c3 | 704 | slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH); |
4d6f6af8 | 705 | |
4d6ea9c3 DK |
706 | /* Setup rcvcfg last */ |
707 | value = (RcrReset | /* Reset, if linkchange */ | |
708 | GRCR_CTLEN | /* Enable CTL frames */ | |
709 | GRCR_ADDRAEN | /* Address A enable */ | |
710 | GRCR_RCVBAD | /* Rcv bad frames */ | |
711 | (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT)); | |
712 | } else { | |
713 | /* setup xmtcfg */ | |
714 | value = (GXCR_RESET | /* Always reset */ | |
715 | GXCR_XMTEN); /* Enable transmit */ | |
4d6f6af8 | 716 | |
4d6ea9c3 | 717 | slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH); |
4d6f6af8 | 718 | |
4d6ea9c3 DK |
719 | /* Setup rcvcfg last */ |
720 | value = (RcrReset | /* Reset, if linkchange */ | |
721 | GRCR_ADDRAEN | /* Address A enable */ | |
722 | GRCR_RCVBAD | /* Rcv bad frames */ | |
723 | (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT)); | |
4d6f6af8 GKH |
724 | } |
725 | ||
4d6ea9c3 DK |
726 | if (adapter->state != ADAPT_DOWN) { |
727 | /* Only enable receive if we are restarting or running */ | |
728 | value |= GRCR_RCVEN; | |
4d6f6af8 | 729 | } |
4d6f6af8 | 730 | |
4d6ea9c3 DK |
731 | if (adapter->macopts & MAC_PROMISC) |
732 | value |= GRCR_RCVALL; | |
4d6f6af8 | 733 | |
4d6ea9c3 DK |
734 | slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH); |
735 | } | |
4d6f6af8 | 736 | |
4d6ea9c3 DK |
737 | /* |
738 | * Turn off RCV and XMT, power down PHY | |
739 | */ | |
740 | static void slic_config_clear(struct adapter *adapter) | |
4d6f6af8 | 741 | { |
4d6ea9c3 DK |
742 | u32 value; |
743 | u32 phy_config; | |
744 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
745 | ||
746 | /* Setup xmtcfg */ | |
747 | value = (GXCR_RESET | /* Always reset */ | |
748 | GXCR_PAUSEEN); /* Enable pause */ | |
749 | ||
750 | slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH); | |
751 | ||
752 | value = (GRCR_RESET | /* Always reset */ | |
753 | GRCR_CTLEN | /* Enable CTL frames */ | |
754 | GRCR_ADDRAEN | /* Address A enable */ | |
755 | (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT)); | |
756 | ||
757 | slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH); | |
758 | ||
759 | /* power down phy */ | |
760 | phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN)); | |
761 | slic_reg32_write(&slic_regs->slic_wphy, phy_config, FLUSH); | |
4d6f6af8 GKH |
762 | } |
763 | ||
4d6ea9c3 DK |
764 | static bool slic_mac_filter(struct adapter *adapter, |
765 | struct ether_header *ether_frame) | |
4d6f6af8 | 766 | { |
9092de6d | 767 | struct net_device *netdev = adapter->netdev; |
4d6ea9c3 DK |
768 | u32 opts = adapter->macopts; |
769 | u32 *dhost4 = (u32 *)ðer_frame->ether_dhost[0]; | |
770 | u16 *dhost2 = (u16 *)ðer_frame->ether_dhost[4]; | |
4d6f6af8 | 771 | |
4d6ea9c3 DK |
772 | if (opts & MAC_PROMISC) |
773 | return true; | |
4d6f6af8 | 774 | |
4d6ea9c3 DK |
775 | if ((*dhost4 == 0xFFFFFFFF) && (*dhost2 == 0xFFFF)) { |
776 | if (opts & MAC_BCAST) { | |
777 | adapter->rcv_broadcasts++; | |
778 | return true; | |
779 | } else { | |
780 | return false; | |
4d6f6af8 | 781 | } |
4d6ea9c3 DK |
782 | } |
783 | ||
784 | if (ether_frame->ether_dhost[0] & 0x01) { | |
785 | if (opts & MAC_ALLMCAST) { | |
786 | adapter->rcv_multicasts++; | |
9092de6d | 787 | netdev->stats.multicast++; |
4d6ea9c3 | 788 | return true; |
4d6f6af8 | 789 | } |
4d6ea9c3 DK |
790 | if (opts & MAC_MCAST) { |
791 | struct mcast_address *mcaddr = adapter->mcastaddrs; | |
4d6f6af8 | 792 | |
4d6ea9c3 DK |
793 | while (mcaddr) { |
794 | if (!compare_ether_addr(mcaddr->address, | |
795 | ether_frame->ether_dhost)) { | |
796 | adapter->rcv_multicasts++; | |
9092de6d | 797 | netdev->stats.multicast++; |
4d6ea9c3 DK |
798 | return true; |
799 | } | |
800 | mcaddr = mcaddr->next; | |
801 | } | |
802 | return false; | |
803 | } else { | |
804 | return false; | |
4d6f6af8 GKH |
805 | } |
806 | } | |
4d6ea9c3 DK |
807 | if (opts & MAC_DIRECTED) { |
808 | adapter->rcv_unicasts++; | |
809 | return true; | |
810 | } | |
811 | return false; | |
4d6f6af8 | 812 | |
4d6ea9c3 | 813 | } |
4d6f6af8 | 814 | |
4d6ea9c3 | 815 | static int slic_mac_set_address(struct net_device *dev, void *ptr) |
4d6f6af8 | 816 | { |
4d6ea9c3 DK |
817 | struct adapter *adapter = netdev_priv(dev); |
818 | struct sockaddr *addr = ptr; | |
4d6f6af8 | 819 | |
4d6ea9c3 DK |
820 | if (netif_running(dev)) |
821 | return -EBUSY; | |
822 | if (!adapter) | |
823 | return -EBUSY; | |
4d6f6af8 | 824 | |
4d6ea9c3 DK |
825 | if (!is_valid_ether_addr(addr->sa_data)) |
826 | return -EINVAL; | |
4d6f6af8 | 827 | |
4d6ea9c3 DK |
828 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); |
829 | memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len); | |
4d6f6af8 | 830 | |
4d6ea9c3 DK |
831 | slic_config_set(adapter, true); |
832 | return 0; | |
4d6f6af8 GKH |
833 | } |
834 | ||
4d6ea9c3 | 835 | static void slic_timer_load_check(ulong cardaddr) |
4d6f6af8 | 836 | { |
4d6ea9c3 DK |
837 | struct sliccard *card = (struct sliccard *)cardaddr; |
838 | struct adapter *adapter = card->master; | |
839 | u32 __iomem *intagg; | |
840 | u32 load = card->events; | |
841 | u32 level = 0; | |
4d6f6af8 | 842 | |
4d6ea9c3 DK |
843 | if ((adapter) && (adapter->state == ADAPT_UP) && |
844 | (card->state == CARD_UP) && (slic_global.dynamic_intagg)) { | |
81372118 | 845 | intagg = &adapter->slic_regs->slic_intagg; |
4d6ea9c3 DK |
846 | if (adapter->devid == SLIC_1GB_DEVICE_ID) { |
847 | if (adapter->linkspeed == LINK_1000MB) | |
848 | level = 100; | |
849 | else { | |
850 | if (load > SLIC_LOAD_5) | |
851 | level = SLIC_INTAGG_5; | |
852 | else if (load > SLIC_LOAD_4) | |
853 | level = SLIC_INTAGG_4; | |
854 | else if (load > SLIC_LOAD_3) | |
855 | level = SLIC_INTAGG_3; | |
856 | else if (load > SLIC_LOAD_2) | |
857 | level = SLIC_INTAGG_2; | |
858 | else if (load > SLIC_LOAD_1) | |
859 | level = SLIC_INTAGG_1; | |
860 | else | |
861 | level = SLIC_INTAGG_0; | |
4d6f6af8 | 862 | } |
4d6ea9c3 DK |
863 | if (card->loadlevel_current != level) { |
864 | card->loadlevel_current = level; | |
865 | slic_reg32_write(intagg, level, FLUSH); | |
4d6f6af8 | 866 | } |
4d6ea9c3 DK |
867 | } else { |
868 | if (load > SLIC_LOAD_5) | |
869 | level = SLIC_INTAGG_5; | |
870 | else if (load > SLIC_LOAD_4) | |
871 | level = SLIC_INTAGG_4; | |
872 | else if (load > SLIC_LOAD_3) | |
873 | level = SLIC_INTAGG_3; | |
874 | else if (load > SLIC_LOAD_2) | |
875 | level = SLIC_INTAGG_2; | |
876 | else if (load > SLIC_LOAD_1) | |
877 | level = SLIC_INTAGG_1; | |
878 | else | |
879 | level = SLIC_INTAGG_0; | |
880 | if (card->loadlevel_current != level) { | |
881 | card->loadlevel_current = level; | |
882 | slic_reg32_write(intagg, level, FLUSH); | |
4d6f6af8 | 883 | } |
4d6f6af8 | 884 | } |
4d6f6af8 | 885 | } |
4d6ea9c3 DK |
886 | card->events = 0; |
887 | card->loadtimer.expires = jiffies + (SLIC_LOADTIMER_PERIOD * HZ); | |
888 | add_timer(&card->loadtimer); | |
4d6f6af8 GKH |
889 | } |
890 | ||
4d6ea9c3 DK |
891 | static int slic_upr_queue_request(struct adapter *adapter, |
892 | u32 upr_request, | |
893 | u32 upr_data, | |
894 | u32 upr_data_h, | |
895 | u32 upr_buffer, u32 upr_buffer_h) | |
4d6f6af8 | 896 | { |
4d6ea9c3 DK |
897 | struct slic_upr *upr; |
898 | struct slic_upr *uprqueue; | |
4d6f6af8 | 899 | |
4d6ea9c3 DK |
900 | upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC); |
901 | if (!upr) | |
902 | return -ENOMEM; | |
4d6f6af8 | 903 | |
4d6ea9c3 DK |
904 | upr->adapter = adapter->port; |
905 | upr->upr_request = upr_request; | |
906 | upr->upr_data = upr_data; | |
907 | upr->upr_buffer = upr_buffer; | |
908 | upr->upr_data_h = upr_data_h; | |
909 | upr->upr_buffer_h = upr_buffer_h; | |
910 | upr->next = NULL; | |
911 | if (adapter->upr_list) { | |
912 | uprqueue = adapter->upr_list; | |
a0a1cbef | 913 | |
4d6ea9c3 DK |
914 | while (uprqueue->next) |
915 | uprqueue = uprqueue->next; | |
916 | uprqueue->next = upr; | |
917 | } else { | |
918 | adapter->upr_list = upr; | |
4d6f6af8 | 919 | } |
4d6ea9c3 | 920 | return 0; |
4d6f6af8 GKH |
921 | } |
922 | ||
4d6ea9c3 | 923 | static void slic_upr_start(struct adapter *adapter) |
4d6f6af8 | 924 | { |
4d6ea9c3 DK |
925 | struct slic_upr *upr; |
926 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
4d6f6af8 | 927 | /* |
4d6ea9c3 DK |
928 | char * ptr1; |
929 | char * ptr2; | |
930 | uint cmdoffset; | |
931 | */ | |
932 | upr = adapter->upr_list; | |
933 | if (!upr) | |
934 | return; | |
935 | if (adapter->upr_busy) | |
936 | return; | |
937 | adapter->upr_busy = 1; | |
4d6f6af8 | 938 | |
4d6ea9c3 DK |
939 | switch (upr->upr_request) { |
940 | case SLIC_UPR_STATS: | |
941 | if (upr->upr_data_h == 0) { | |
942 | slic_reg32_write(&slic_regs->slic_stats, upr->upr_data, | |
943 | FLUSH); | |
944 | } else { | |
945 | slic_reg64_write(adapter, &slic_regs->slic_stats64, | |
946 | upr->upr_data, | |
947 | &slic_regs->slic_addr_upper, | |
948 | upr->upr_data_h, FLUSH); | |
949 | } | |
950 | break; | |
4d6f6af8 | 951 | |
4d6ea9c3 DK |
952 | case SLIC_UPR_RLSR: |
953 | slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data, | |
954 | &slic_regs->slic_addr_upper, upr->upr_data_h, | |
955 | FLUSH); | |
956 | break; | |
4d6f6af8 | 957 | |
4d6ea9c3 DK |
958 | case SLIC_UPR_RCONFIG: |
959 | slic_reg64_write(adapter, &slic_regs->slic_rconfig, | |
960 | upr->upr_data, &slic_regs->slic_addr_upper, | |
961 | upr->upr_data_h, FLUSH); | |
962 | break; | |
963 | case SLIC_UPR_PING: | |
964 | slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH); | |
965 | break; | |
4d6ea9c3 | 966 | } |
4d6f6af8 GKH |
967 | } |
968 | ||
4d6ea9c3 DK |
969 | static int slic_upr_request(struct adapter *adapter, |
970 | u32 upr_request, | |
971 | u32 upr_data, | |
972 | u32 upr_data_h, | |
973 | u32 upr_buffer, u32 upr_buffer_h) | |
4d6f6af8 | 974 | { |
4d6ea9c3 | 975 | int rc; |
4d6f6af8 | 976 | |
4d6ea9c3 DK |
977 | spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags); |
978 | rc = slic_upr_queue_request(adapter, | |
979 | upr_request, | |
980 | upr_data, | |
981 | upr_data_h, upr_buffer, upr_buffer_h); | |
982 | if (rc) | |
983 | goto err_unlock_irq; | |
4d6f6af8 | 984 | |
4d6ea9c3 DK |
985 | slic_upr_start(adapter); |
986 | err_unlock_irq: | |
987 | spin_unlock_irqrestore(&adapter->upr_lock.lock, | |
988 | adapter->upr_lock.flags); | |
989 | return rc; | |
4d6f6af8 GKH |
990 | } |
991 | ||
4d6ea9c3 | 992 | static void slic_link_upr_complete(struct adapter *adapter, u32 isr) |
4d6f6af8 | 993 | { |
4d6ea9c3 DK |
994 | u32 linkstatus = adapter->pshmem->linkstatus; |
995 | uint linkup; | |
996 | unsigned char linkspeed; | |
997 | unsigned char linkduplex; | |
4d6f6af8 | 998 | |
4d6ea9c3 DK |
999 | if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { |
1000 | struct slic_shmem *pshmem; | |
4d6f6af8 | 1001 | |
01d0a9b4 JP |
1002 | pshmem = (struct slic_shmem *)(unsigned long) |
1003 | adapter->phys_shmem; | |
1033f1f7 | 1004 | #if BITS_PER_LONG == 64 |
4d6ea9c3 DK |
1005 | slic_upr_queue_request(adapter, |
1006 | SLIC_UPR_RLSR, | |
1007 | SLIC_GET_ADDR_LOW(&pshmem->linkstatus), | |
1008 | SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), | |
1009 | 0, 0); | |
1033f1f7 | 1010 | #else |
4d6ea9c3 DK |
1011 | slic_upr_queue_request(adapter, |
1012 | SLIC_UPR_RLSR, | |
1013 | (u32) &pshmem->linkstatus, | |
1014 | SLIC_GET_ADDR_HIGH(pshmem), 0, 0); | |
4d6ea9c3 DK |
1015 | #endif |
1016 | return; | |
1017 | } | |
1018 | if (adapter->state != ADAPT_UP) | |
1019 | return; | |
4d6f6af8 | 1020 | |
4d6ea9c3 DK |
1021 | linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN; |
1022 | if (linkstatus & GIG_SPEED_1000) | |
1023 | linkspeed = LINK_1000MB; | |
1024 | else if (linkstatus & GIG_SPEED_100) | |
1025 | linkspeed = LINK_100MB; | |
1026 | else | |
1027 | linkspeed = LINK_10MB; | |
4d6f6af8 | 1028 | |
4d6ea9c3 DK |
1029 | if (linkstatus & GIG_FULLDUPLEX) |
1030 | linkduplex = LINK_FULLD; | |
1031 | else | |
1032 | linkduplex = LINK_HALFD; | |
4d6f6af8 | 1033 | |
4d6ea9c3 DK |
1034 | if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN)) |
1035 | return; | |
4d6f6af8 | 1036 | |
4d6ea9c3 DK |
1037 | /* link up event, but nothing has changed */ |
1038 | if ((adapter->linkstate == LINK_UP) && | |
1039 | (linkup == LINK_UP) && | |
1040 | (adapter->linkspeed == linkspeed) && | |
1041 | (adapter->linkduplex == linkduplex)) | |
1042 | return; | |
4d6f6af8 | 1043 | |
4d6ea9c3 | 1044 | /* link has changed at this point */ |
4d6f6af8 | 1045 | |
4d6ea9c3 DK |
1046 | /* link has gone from up to down */ |
1047 | if (linkup == LINK_DOWN) { | |
1048 | adapter->linkstate = LINK_DOWN; | |
1049 | return; | |
4d6f6af8 GKH |
1050 | } |
1051 | ||
4d6ea9c3 DK |
1052 | /* link has gone from down to up */ |
1053 | adapter->linkspeed = linkspeed; | |
1054 | adapter->linkduplex = linkduplex; | |
1055 | ||
1056 | if (adapter->linkstate != LINK_UP) { | |
1057 | /* setup the mac */ | |
b574488e | 1058 | slic_config_set(adapter, true); |
4d6ea9c3 DK |
1059 | adapter->linkstate = LINK_UP; |
1060 | netif_start_queue(adapter->netdev); | |
4d6f6af8 | 1061 | } |
4d6f6af8 GKH |
1062 | } |
1063 | ||
4d6ea9c3 | 1064 | static void slic_upr_request_complete(struct adapter *adapter, u32 isr) |
4d6f6af8 | 1065 | { |
4d6ea9c3 DK |
1066 | struct sliccard *card = adapter->card; |
1067 | struct slic_upr *upr; | |
4d6f6af8 | 1068 | |
4d6ea9c3 DK |
1069 | spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags); |
1070 | upr = adapter->upr_list; | |
1071 | if (!upr) { | |
4d6ea9c3 DK |
1072 | spin_unlock_irqrestore(&adapter->upr_lock.lock, |
1073 | adapter->upr_lock.flags); | |
1074 | return; | |
4d6f6af8 | 1075 | } |
4d6ea9c3 DK |
1076 | adapter->upr_list = upr->next; |
1077 | upr->next = NULL; | |
1078 | adapter->upr_busy = 0; | |
4d6ea9c3 DK |
1079 | switch (upr->upr_request) { |
1080 | case SLIC_UPR_STATS: | |
1081 | { | |
1082 | struct slic_stats *slicstats = | |
1083 | (struct slic_stats *) &adapter->pshmem->inicstats; | |
1084 | struct slic_stats *newstats = slicstats; | |
1085 | struct slic_stats *old = &adapter->inicstats_prev; | |
1086 | struct slicnet_stats *stst = &adapter->slic_stats; | |
4d6f6af8 | 1087 | |
4d6ea9c3 DK |
1088 | if (isr & ISR_UPCERR) { |
1089 | dev_err(&adapter->netdev->dev, | |
1090 | "SLIC_UPR_STATS command failed isr[%x]\n", | |
1091 | isr); | |
4d6f6af8 | 1092 | |
4d6ea9c3 DK |
1093 | break; |
1094 | } | |
1095 | UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs, | |
1096 | newstats->xmit_tcp_segs_gb, | |
1097 | old->xmit_tcp_segs_gb); | |
4d6f6af8 | 1098 | |
4d6ea9c3 DK |
1099 | UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes, |
1100 | newstats->xmit_tcp_bytes_gb, | |
1101 | old->xmit_tcp_bytes_gb); | |
4d6f6af8 | 1102 | |
4d6ea9c3 DK |
1103 | UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs, |
1104 | newstats->rcv_tcp_segs_gb, | |
1105 | old->rcv_tcp_segs_gb); | |
4d6f6af8 | 1106 | |
4d6ea9c3 DK |
1107 | UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes, |
1108 | newstats->rcv_tcp_bytes_gb, | |
1109 | old->rcv_tcp_bytes_gb); | |
4d6f6af8 | 1110 | |
4d6ea9c3 DK |
1111 | UPDATE_STATS_GB(stst->iface.xmt_bytes, |
1112 | newstats->xmit_bytes_gb, | |
1113 | old->xmit_bytes_gb); | |
4d6f6af8 | 1114 | |
4d6ea9c3 DK |
1115 | UPDATE_STATS_GB(stst->iface.xmt_ucast, |
1116 | newstats->xmit_unicasts_gb, | |
1117 | old->xmit_unicasts_gb); | |
4d6f6af8 | 1118 | |
4d6ea9c3 DK |
1119 | UPDATE_STATS_GB(stst->iface.rcv_bytes, |
1120 | newstats->rcv_bytes_gb, | |
1121 | old->rcv_bytes_gb); | |
4d6f6af8 | 1122 | |
4d6ea9c3 DK |
1123 | UPDATE_STATS_GB(stst->iface.rcv_ucast, |
1124 | newstats->rcv_unicasts_gb, | |
1125 | old->rcv_unicasts_gb); | |
4d6f6af8 | 1126 | |
4d6ea9c3 DK |
1127 | UPDATE_STATS_GB(stst->iface.xmt_errors, |
1128 | newstats->xmit_collisions_gb, | |
1129 | old->xmit_collisions_gb); | |
4d6f6af8 | 1130 | |
4d6ea9c3 DK |
1131 | UPDATE_STATS_GB(stst->iface.xmt_errors, |
1132 | newstats->xmit_excess_collisions_gb, | |
1133 | old->xmit_excess_collisions_gb); | |
4d6f6af8 | 1134 | |
4d6ea9c3 DK |
1135 | UPDATE_STATS_GB(stst->iface.xmt_errors, |
1136 | newstats->xmit_other_error_gb, | |
1137 | old->xmit_other_error_gb); | |
4d6f6af8 | 1138 | |
4d6ea9c3 DK |
1139 | UPDATE_STATS_GB(stst->iface.rcv_errors, |
1140 | newstats->rcv_other_error_gb, | |
1141 | old->rcv_other_error_gb); | |
4d6f6af8 | 1142 | |
4d6ea9c3 DK |
1143 | UPDATE_STATS_GB(stst->iface.rcv_discards, |
1144 | newstats->rcv_drops_gb, | |
1145 | old->rcv_drops_gb); | |
a0a1cbef | 1146 | |
4d6ea9c3 DK |
1147 | if (newstats->rcv_drops_gb > old->rcv_drops_gb) { |
1148 | adapter->rcv_drops += | |
1149 | (newstats->rcv_drops_gb - | |
1150 | old->rcv_drops_gb); | |
1151 | } | |
1152 | memcpy(old, newstats, sizeof(struct slic_stats)); | |
1153 | break; | |
1154 | } | |
1155 | case SLIC_UPR_RLSR: | |
1156 | slic_link_upr_complete(adapter, isr); | |
1157 | break; | |
1158 | case SLIC_UPR_RCONFIG: | |
1159 | break; | |
4d6ea9c3 DK |
1160 | case SLIC_UPR_PING: |
1161 | card->pingstatus |= (isr & ISR_PINGDSMASK); | |
1162 | break; | |
4d6f6af8 | 1163 | } |
4d6ea9c3 DK |
1164 | kfree(upr); |
1165 | slic_upr_start(adapter); | |
1166 | spin_unlock_irqrestore(&adapter->upr_lock.lock, | |
1167 | adapter->upr_lock.flags); | |
4d6f6af8 GKH |
1168 | } |
1169 | ||
4d6ea9c3 DK |
1170 | static void slic_config_get(struct adapter *adapter, u32 config, |
1171 | u32 config_h) | |
4d6f6af8 | 1172 | { |
4d6ea9c3 DK |
1173 | int status; |
1174 | ||
1175 | status = slic_upr_request(adapter, | |
1176 | SLIC_UPR_RCONFIG, | |
1177 | (u32) config, (u32) config_h, 0, 0); | |
4d6f6af8 GKH |
1178 | } |
1179 | ||
4d6ea9c3 DK |
1180 | /* |
1181 | * this is here to checksum the eeprom, there is some ucode bug | |
1182 | * which prevens us from using the ucode result. | |
1183 | * remove this once ucode is fixed. | |
1184 | */ | |
1185 | static ushort slic_eeprom_cksum(char *m, int len) | |
4d6f6af8 | 1186 | { |
4d6ea9c3 DK |
1187 | #define ADDCARRY(x) (x > 65535 ? x -= 65535 : x) |
1188 | #define REDUCE {l_util.l = sum; sum = l_util.s[0] + l_util.s[1]; ADDCARRY(sum);\ | |
1189 | } | |
4d6f6af8 | 1190 | |
4d6ea9c3 DK |
1191 | u16 *w; |
1192 | u32 sum = 0; | |
1193 | u32 byte_swapped = 0; | |
1194 | u32 w_int; | |
4d6f6af8 | 1195 | |
4d6ea9c3 DK |
1196 | union { |
1197 | char c[2]; | |
1198 | ushort s; | |
1199 | } s_util; | |
4d6f6af8 | 1200 | |
4d6ea9c3 DK |
1201 | union { |
1202 | ushort s[2]; | |
1203 | int l; | |
1204 | } l_util; | |
4d6f6af8 | 1205 | |
4d6ea9c3 DK |
1206 | l_util.l = 0; |
1207 | s_util.s = 0; | |
1208 | ||
1209 | w = (u16 *)m; | |
1033f1f7 | 1210 | #if BITS_PER_LONG == 64 |
4d6ea9c3 DK |
1211 | w_int = (u32) ((ulong) w & 0x00000000FFFFFFFF); |
1212 | #else | |
1213 | w_int = (u32) (w); | |
1214 | #endif | |
1215 | if ((1 & w_int) && (len > 0)) { | |
1216 | REDUCE; | |
1217 | sum <<= 8; | |
1218 | s_util.c[0] = *(unsigned char *)w; | |
1219 | w = (u16 *)((char *)w + 1); | |
1220 | len--; | |
1221 | byte_swapped = 1; | |
1222 | } | |
1223 | ||
1224 | /* Unroll the loop to make overhead from branches &c small. */ | |
1225 | while ((len -= 32) >= 0) { | |
1226 | sum += w[0]; | |
1227 | sum += w[1]; | |
1228 | sum += w[2]; | |
1229 | sum += w[3]; | |
1230 | sum += w[4]; | |
1231 | sum += w[5]; | |
1232 | sum += w[6]; | |
1233 | sum += w[7]; | |
1234 | sum += w[8]; | |
1235 | sum += w[9]; | |
1236 | sum += w[10]; | |
1237 | sum += w[11]; | |
1238 | sum += w[12]; | |
1239 | sum += w[13]; | |
1240 | sum += w[14]; | |
1241 | sum += w[15]; | |
1242 | w = (u16 *)((ulong) w + 16); /* verify */ | |
1243 | } | |
1244 | len += 32; | |
1245 | while ((len -= 8) >= 0) { | |
1246 | sum += w[0]; | |
1247 | sum += w[1]; | |
1248 | sum += w[2]; | |
1249 | sum += w[3]; | |
1250 | w = (u16 *)((ulong) w + 4); /* verify */ | |
1251 | } | |
1252 | len += 8; | |
1253 | if (len != 0 || byte_swapped != 0) { | |
1254 | REDUCE; | |
1255 | while ((len -= 2) >= 0) | |
1256 | sum += *w++; /* verify */ | |
1257 | if (byte_swapped) { | |
1258 | REDUCE; | |
1259 | sum <<= 8; | |
1260 | byte_swapped = 0; | |
1261 | if (len == -1) { | |
1262 | s_util.c[1] = *(char *) w; | |
1263 | sum += s_util.s; | |
1264 | len = 0; | |
1265 | } else { | |
1266 | len = -1; | |
1267 | } | |
1268 | ||
1269 | } else if (len == -1) { | |
1270 | s_util.c[0] = *(char *) w; | |
1271 | } | |
1272 | ||
1273 | if (len == -1) { | |
1274 | s_util.c[1] = 0; | |
1275 | sum += s_util.s; | |
4d6f6af8 | 1276 | } |
4d6f6af8 | 1277 | } |
4d6ea9c3 DK |
1278 | REDUCE; |
1279 | return (ushort) sum; | |
4d6f6af8 GKH |
1280 | } |
1281 | ||
4d6ea9c3 | 1282 | static void slic_rspqueue_free(struct adapter *adapter) |
4d6f6af8 | 1283 | { |
4d6ea9c3 DK |
1284 | int i; |
1285 | struct slic_rspqueue *rspq = &adapter->rspqueue; | |
4d6f6af8 | 1286 | |
4d6ea9c3 DK |
1287 | for (i = 0; i < rspq->num_pages; i++) { |
1288 | if (rspq->vaddr[i]) { | |
1289 | pci_free_consistent(adapter->pcidev, PAGE_SIZE, | |
1290 | rspq->vaddr[i], rspq->paddr[i]); | |
1291 | } | |
1292 | rspq->vaddr[i] = NULL; | |
1293 | rspq->paddr[i] = 0; | |
1294 | } | |
1295 | rspq->offset = 0; | |
1296 | rspq->pageindex = 0; | |
1297 | rspq->rspbuf = NULL; | |
4d6f6af8 GKH |
1298 | } |
1299 | ||
4d6ea9c3 | 1300 | static int slic_rspqueue_init(struct adapter *adapter) |
4d6f6af8 | 1301 | { |
4d6ea9c3 DK |
1302 | int i; |
1303 | struct slic_rspqueue *rspq = &adapter->rspqueue; | |
1304 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
1305 | u32 paddrh = 0; | |
1306 | ||
4d6ea9c3 DK |
1307 | memset(rspq, 0, sizeof(struct slic_rspqueue)); |
1308 | ||
1309 | rspq->num_pages = SLIC_RSPQ_PAGES_GB; | |
1310 | ||
1311 | for (i = 0; i < rspq->num_pages; i++) { | |
1312 | rspq->vaddr[i] = pci_alloc_consistent(adapter->pcidev, | |
1313 | PAGE_SIZE, | |
1314 | &rspq->paddr[i]); | |
1315 | if (!rspq->vaddr[i]) { | |
1316 | dev_err(&adapter->pcidev->dev, | |
1317 | "pci_alloc_consistent failed\n"); | |
1318 | slic_rspqueue_free(adapter); | |
1319 | return -ENOMEM; | |
1320 | } | |
1033f1f7 DK |
1321 | /* FIXME: |
1322 | * do we really need this assertions (4K PAGE_SIZE aligned addr)? */ | |
4d6ea9c3 DK |
1323 | memset(rspq->vaddr[i], 0, PAGE_SIZE); |
1324 | ||
1325 | if (paddrh == 0) { | |
1326 | slic_reg32_write(&slic_regs->slic_rbar, | |
1327 | (rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE), | |
1328 | DONT_FLUSH); | |
1329 | } else { | |
1330 | slic_reg64_write(adapter, &slic_regs->slic_rbar64, | |
1331 | (rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE), | |
1332 | &slic_regs->slic_addr_upper, | |
1333 | paddrh, DONT_FLUSH); | |
1334 | } | |
1335 | } | |
1336 | rspq->offset = 0; | |
1337 | rspq->pageindex = 0; | |
1338 | rspq->rspbuf = (struct slic_rspbuf *)rspq->vaddr[0]; | |
1339 | return 0; | |
4d6f6af8 GKH |
1340 | } |
1341 | ||
4d6ea9c3 | 1342 | static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter) |
4d6f6af8 | 1343 | { |
4d6ea9c3 DK |
1344 | struct slic_rspqueue *rspq = &adapter->rspqueue; |
1345 | struct slic_rspbuf *buf; | |
4d6f6af8 | 1346 | |
4d6ea9c3 DK |
1347 | if (!(rspq->rspbuf->status)) |
1348 | return NULL; | |
4d6f6af8 | 1349 | |
4d6ea9c3 | 1350 | buf = rspq->rspbuf; |
4d6ea9c3 DK |
1351 | if (++rspq->offset < SLIC_RSPQ_BUFSINPAGE) { |
1352 | rspq->rspbuf++; | |
4d6ea9c3 | 1353 | } else { |
4d6ea9c3 DK |
1354 | slic_reg64_write(adapter, &adapter->slic_regs->slic_rbar64, |
1355 | (rspq->paddr[rspq->pageindex] | SLIC_RSPQ_BUFSINPAGE), | |
1356 | &adapter->slic_regs->slic_addr_upper, 0, DONT_FLUSH); | |
6d1b80fd | 1357 | rspq->pageindex = (rspq->pageindex + 1) % rspq->num_pages; |
4d6ea9c3 DK |
1358 | rspq->offset = 0; |
1359 | rspq->rspbuf = (struct slic_rspbuf *) | |
1360 | rspq->vaddr[rspq->pageindex]; | |
4d6ea9c3 | 1361 | } |
40991e4f | 1362 | |
4d6ea9c3 DK |
1363 | return buf; |
1364 | } | |
4d6f6af8 | 1365 | |
4d6ea9c3 DK |
1366 | static void slic_cmdqmem_free(struct adapter *adapter) |
1367 | { | |
1368 | struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem; | |
1369 | int i; | |
4d6f6af8 | 1370 | |
4d6ea9c3 DK |
1371 | for (i = 0; i < SLIC_CMDQ_MAXPAGES; i++) { |
1372 | if (cmdqmem->pages[i]) { | |
1373 | pci_free_consistent(adapter->pcidev, | |
1374 | PAGE_SIZE, | |
1375 | (void *) cmdqmem->pages[i], | |
1376 | cmdqmem->dma_pages[i]); | |
1377 | } | |
1378 | } | |
1379 | memset(cmdqmem, 0, sizeof(struct slic_cmdqmem)); | |
1380 | } | |
4d6f6af8 | 1381 | |
4d6ea9c3 DK |
1382 | static u32 *slic_cmdqmem_addpage(struct adapter *adapter) |
1383 | { | |
1384 | struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem; | |
1385 | u32 *pageaddr; | |
4d6f6af8 | 1386 | |
4d6ea9c3 DK |
1387 | if (cmdqmem->pagecnt >= SLIC_CMDQ_MAXPAGES) |
1388 | return NULL; | |
1389 | pageaddr = pci_alloc_consistent(adapter->pcidev, | |
1390 | PAGE_SIZE, | |
1391 | &cmdqmem->dma_pages[cmdqmem->pagecnt]); | |
1392 | if (!pageaddr) | |
1393 | return NULL; | |
40991e4f | 1394 | |
4d6ea9c3 DK |
1395 | cmdqmem->pages[cmdqmem->pagecnt] = pageaddr; |
1396 | cmdqmem->pagecnt++; | |
1397 | return pageaddr; | |
1398 | } | |
4d6f6af8 | 1399 | |
4d6ea9c3 DK |
1400 | static void slic_cmdq_free(struct adapter *adapter) |
1401 | { | |
1402 | struct slic_hostcmd *cmd; | |
4d6f6af8 | 1403 | |
4d6ea9c3 DK |
1404 | cmd = adapter->cmdq_all.head; |
1405 | while (cmd) { | |
1406 | if (cmd->busy) { | |
1407 | struct sk_buff *tempskb; | |
4d6f6af8 | 1408 | |
4d6ea9c3 DK |
1409 | tempskb = cmd->skb; |
1410 | if (tempskb) { | |
1411 | cmd->skb = NULL; | |
1412 | dev_kfree_skb_irq(tempskb); | |
4d6f6af8 GKH |
1413 | } |
1414 | } | |
4d6ea9c3 DK |
1415 | cmd = cmd->next_all; |
1416 | } | |
1417 | memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue)); | |
1418 | memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue)); | |
1419 | memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue)); | |
1420 | slic_cmdqmem_free(adapter); | |
1421 | } | |
4d6f6af8 | 1422 | |
4d6ea9c3 DK |
1423 | static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page) |
1424 | { | |
1425 | struct slic_hostcmd *cmd; | |
1426 | struct slic_hostcmd *prev; | |
1427 | struct slic_hostcmd *tail; | |
1428 | struct slic_cmdqueue *cmdq; | |
1429 | int cmdcnt; | |
1430 | void *cmdaddr; | |
1431 | ulong phys_addr; | |
1432 | u32 phys_addrl; | |
1433 | u32 phys_addrh; | |
1434 | struct slic_handle *pslic_handle; | |
4d6f6af8 | 1435 | |
4d6ea9c3 DK |
1436 | cmdaddr = page; |
1437 | cmd = (struct slic_hostcmd *)cmdaddr; | |
1438 | cmdcnt = 0; | |
4d6f6af8 | 1439 | |
4d6ea9c3 DK |
1440 | phys_addr = virt_to_bus((void *)page); |
1441 | phys_addrl = SLIC_GET_ADDR_LOW(phys_addr); | |
1442 | phys_addrh = SLIC_GET_ADDR_HIGH(phys_addr); | |
4d6f6af8 | 1443 | |
4d6ea9c3 DK |
1444 | prev = NULL; |
1445 | tail = cmd; | |
1446 | while ((cmdcnt < SLIC_CMDQ_CMDSINPAGE) && | |
1447 | (adapter->slic_handle_ix < 256)) { | |
1448 | /* Allocate and initialize a SLIC_HANDLE for this command */ | |
1449 | SLIC_GET_SLIC_HANDLE(adapter, pslic_handle); | |
4d6ea9c3 DK |
1450 | pslic_handle->type = SLIC_HANDLE_CMD; |
1451 | pslic_handle->address = (void *) cmd; | |
1452 | pslic_handle->offset = (ushort) adapter->slic_handle_ix++; | |
1453 | pslic_handle->other_handle = NULL; | |
1454 | pslic_handle->next = NULL; | |
1455 | ||
1456 | cmd->pslic_handle = pslic_handle; | |
1457 | cmd->cmd64.hosthandle = pslic_handle->token.handle_token; | |
1458 | cmd->busy = false; | |
1459 | cmd->paddrl = phys_addrl; | |
1460 | cmd->paddrh = phys_addrh; | |
1461 | cmd->next_all = prev; | |
1462 | cmd->next = prev; | |
1463 | prev = cmd; | |
1464 | phys_addrl += SLIC_HOSTCMD_SIZE; | |
1465 | cmdaddr += SLIC_HOSTCMD_SIZE; | |
1466 | ||
1467 | cmd = (struct slic_hostcmd *)cmdaddr; | |
1468 | cmdcnt++; | |
4d6f6af8 | 1469 | } |
4d6ea9c3 DK |
1470 | |
1471 | cmdq = &adapter->cmdq_all; | |
1472 | cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */ | |
1473 | tail->next_all = cmdq->head; | |
1474 | cmdq->head = prev; | |
1475 | cmdq = &adapter->cmdq_free; | |
1476 | spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags); | |
1477 | cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */ | |
1478 | tail->next = cmdq->head; | |
1479 | cmdq->head = prev; | |
1480 | spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags); | |
4d6f6af8 GKH |
1481 | } |
1482 | ||
4d6ea9c3 | 1483 | static int slic_cmdq_init(struct adapter *adapter) |
4d6f6af8 | 1484 | { |
4d6ea9c3 DK |
1485 | int i; |
1486 | u32 *pageaddr; | |
4d6f6af8 | 1487 | |
4d6ea9c3 DK |
1488 | memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue)); |
1489 | memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue)); | |
1490 | memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue)); | |
1491 | spin_lock_init(&adapter->cmdq_all.lock.lock); | |
1492 | spin_lock_init(&adapter->cmdq_free.lock.lock); | |
1493 | spin_lock_init(&adapter->cmdq_done.lock.lock); | |
bae5c3d1 | 1494 | memset(&adapter->cmdqmem, 0, sizeof(struct slic_cmdqmem)); |
4d6ea9c3 DK |
1495 | adapter->slic_handle_ix = 1; |
1496 | for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) { | |
1497 | pageaddr = slic_cmdqmem_addpage(adapter); | |
4d6ea9c3 DK |
1498 | if (!pageaddr) { |
1499 | slic_cmdq_free(adapter); | |
1500 | return -ENOMEM; | |
1501 | } | |
1502 | slic_cmdq_addcmdpage(adapter, pageaddr); | |
1503 | } | |
1504 | adapter->slic_handle_ix = 1; | |
4d6f6af8 | 1505 | |
4d6ea9c3 | 1506 | return 0; |
4d6f6af8 GKH |
1507 | } |
1508 | ||
4d6ea9c3 | 1509 | static void slic_cmdq_reset(struct adapter *adapter) |
4d6f6af8 | 1510 | { |
4d6ea9c3 DK |
1511 | struct slic_hostcmd *hcmd; |
1512 | struct sk_buff *skb; | |
1513 | u32 outstanding; | |
4d6f6af8 | 1514 | |
4d6ea9c3 DK |
1515 | spin_lock_irqsave(&adapter->cmdq_free.lock.lock, |
1516 | adapter->cmdq_free.lock.flags); | |
1517 | spin_lock_irqsave(&adapter->cmdq_done.lock.lock, | |
1518 | adapter->cmdq_done.lock.flags); | |
1519 | outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count; | |
1520 | outstanding -= adapter->cmdq_free.count; | |
1521 | hcmd = adapter->cmdq_all.head; | |
1522 | while (hcmd) { | |
1523 | if (hcmd->busy) { | |
1524 | skb = hcmd->skb; | |
4d6ea9c3 DK |
1525 | hcmd->busy = 0; |
1526 | hcmd->skb = NULL; | |
1527 | dev_kfree_skb_irq(skb); | |
1528 | } | |
1529 | hcmd = hcmd->next_all; | |
470c5736 | 1530 | } |
4d6ea9c3 DK |
1531 | adapter->cmdq_free.count = 0; |
1532 | adapter->cmdq_free.head = NULL; | |
1533 | adapter->cmdq_free.tail = NULL; | |
1534 | adapter->cmdq_done.count = 0; | |
1535 | adapter->cmdq_done.head = NULL; | |
1536 | adapter->cmdq_done.tail = NULL; | |
1537 | adapter->cmdq_free.head = adapter->cmdq_all.head; | |
1538 | hcmd = adapter->cmdq_all.head; | |
1539 | while (hcmd) { | |
1540 | adapter->cmdq_free.count++; | |
1541 | hcmd->next = hcmd->next_all; | |
1542 | hcmd = hcmd->next_all; | |
4d6f6af8 | 1543 | } |
4d6ea9c3 DK |
1544 | if (adapter->cmdq_free.count != adapter->cmdq_all.count) { |
1545 | dev_err(&adapter->netdev->dev, | |
1546 | "free_count %d != all count %d\n", | |
1547 | adapter->cmdq_free.count, adapter->cmdq_all.count); | |
4d6f6af8 | 1548 | } |
4d6ea9c3 DK |
1549 | spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock, |
1550 | adapter->cmdq_done.lock.flags); | |
1551 | spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock, | |
1552 | adapter->cmdq_free.lock.flags); | |
4d6f6af8 GKH |
1553 | } |
1554 | ||
4d6ea9c3 | 1555 | static void slic_cmdq_getdone(struct adapter *adapter) |
4d6f6af8 | 1556 | { |
4d6ea9c3 DK |
1557 | struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done; |
1558 | struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free; | |
4d6f6af8 | 1559 | |
4d6ea9c3 | 1560 | spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags); |
4d6f6af8 | 1561 | |
4d6ea9c3 DK |
1562 | free_cmdq->head = done_cmdq->head; |
1563 | free_cmdq->count = done_cmdq->count; | |
1564 | done_cmdq->head = NULL; | |
1565 | done_cmdq->tail = NULL; | |
1566 | done_cmdq->count = 0; | |
1567 | spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags); | |
1568 | } | |
874073ea | 1569 | |
4d6ea9c3 DK |
1570 | static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter) |
1571 | { | |
1572 | struct slic_cmdqueue *cmdq = &adapter->cmdq_free; | |
1573 | struct slic_hostcmd *cmd = NULL; | |
4d6f6af8 | 1574 | |
4d6ea9c3 DK |
1575 | lock_and_retry: |
1576 | spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags); | |
1577 | retry: | |
1578 | cmd = cmdq->head; | |
1579 | if (cmd) { | |
1580 | cmdq->head = cmd->next; | |
1581 | cmdq->count--; | |
1582 | spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags); | |
1583 | } else { | |
1584 | slic_cmdq_getdone(adapter); | |
1585 | cmd = cmdq->head; | |
1586 | if (cmd) { | |
1587 | goto retry; | |
1588 | } else { | |
1589 | u32 *pageaddr; | |
874073ea | 1590 | |
4d6ea9c3 DK |
1591 | spin_unlock_irqrestore(&cmdq->lock.lock, |
1592 | cmdq->lock.flags); | |
1593 | pageaddr = slic_cmdqmem_addpage(adapter); | |
1594 | if (pageaddr) { | |
1595 | slic_cmdq_addcmdpage(adapter, pageaddr); | |
1596 | goto lock_and_retry; | |
1597 | } | |
4d6f6af8 GKH |
1598 | } |
1599 | } | |
4d6ea9c3 | 1600 | return cmd; |
4d6f6af8 GKH |
1601 | } |
1602 | ||
4d6ea9c3 DK |
1603 | static void slic_cmdq_putdone_irq(struct adapter *adapter, |
1604 | struct slic_hostcmd *cmd) | |
4d6f6af8 | 1605 | { |
4d6ea9c3 | 1606 | struct slic_cmdqueue *cmdq = &adapter->cmdq_done; |
4d6f6af8 | 1607 | |
4d6ea9c3 DK |
1608 | spin_lock(&cmdq->lock.lock); |
1609 | cmd->busy = 0; | |
1610 | cmd->next = cmdq->head; | |
1611 | cmdq->head = cmd; | |
1612 | cmdq->count++; | |
1613 | if ((adapter->xmitq_full) && (cmdq->count > 10)) | |
1614 | netif_wake_queue(adapter->netdev); | |
1615 | spin_unlock(&cmdq->lock.lock); | |
4d6f6af8 GKH |
1616 | } |
1617 | ||
4d6ea9c3 | 1618 | static int slic_rcvqueue_fill(struct adapter *adapter) |
4d6f6af8 | 1619 | { |
4d6ea9c3 DK |
1620 | void *paddr; |
1621 | u32 paddrl; | |
1622 | u32 paddrh; | |
1623 | struct slic_rcvqueue *rcvq = &adapter->rcvqueue; | |
1624 | int i = 0; | |
1625 | struct device *dev = &adapter->netdev->dev; | |
1626 | ||
1627 | while (i < SLIC_RCVQ_FILLENTRIES) { | |
1628 | struct slic_rcvbuf *rcvbuf; | |
1629 | struct sk_buff *skb; | |
1630 | #ifdef KLUDGE_FOR_4GB_BOUNDARY | |
1631 | retry_rcvqfill: | |
1632 | #endif | |
1633 | skb = alloc_skb(SLIC_RCVQ_RCVBUFSIZE, GFP_ATOMIC); | |
1634 | if (skb) { | |
01d0a9b4 JP |
1635 | paddr = (void *)(unsigned long) |
1636 | pci_map_single(adapter->pcidev, | |
1637 | skb->data, | |
1638 | SLIC_RCVQ_RCVBUFSIZE, | |
1639 | PCI_DMA_FROMDEVICE); | |
4d6ea9c3 DK |
1640 | paddrl = SLIC_GET_ADDR_LOW(paddr); |
1641 | paddrh = SLIC_GET_ADDR_HIGH(paddr); | |
1642 | ||
1643 | skb->len = SLIC_RCVBUF_HEADSIZE; | |
1644 | rcvbuf = (struct slic_rcvbuf *)skb->head; | |
1645 | rcvbuf->status = 0; | |
1646 | skb->next = NULL; | |
1647 | #ifdef KLUDGE_FOR_4GB_BOUNDARY | |
1648 | if (paddrl == 0) { | |
1649 | dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n", | |
1650 | __func__); | |
1651 | dev_err(dev, "skb[%p] PROBLEM\n", skb); | |
1652 | dev_err(dev, " skbdata[%p]\n", skb->data); | |
1653 | dev_err(dev, " skblen[%x]\n", skb->len); | |
1654 | dev_err(dev, " paddr[%p]\n", paddr); | |
1655 | dev_err(dev, " paddrl[%x]\n", paddrl); | |
1656 | dev_err(dev, " paddrh[%x]\n", paddrh); | |
1657 | dev_err(dev, " rcvq->head[%p]\n", rcvq->head); | |
1658 | dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail); | |
1659 | dev_err(dev, " rcvq->count[%x]\n", rcvq->count); | |
1660 | dev_err(dev, "SKIP THIS SKB!!!!!!!!\n"); | |
1661 | goto retry_rcvqfill; | |
1662 | } | |
1663 | #else | |
1664 | if (paddrl == 0) { | |
1665 | dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n", | |
1666 | __func__); | |
1667 | dev_err(dev, "skb[%p] PROBLEM\n", skb); | |
1668 | dev_err(dev, " skbdata[%p]\n", skb->data); | |
1669 | dev_err(dev, " skblen[%x]\n", skb->len); | |
1670 | dev_err(dev, " paddr[%p]\n", paddr); | |
1671 | dev_err(dev, " paddrl[%x]\n", paddrl); | |
1672 | dev_err(dev, " paddrh[%x]\n", paddrh); | |
1673 | dev_err(dev, " rcvq->head[%p]\n", rcvq->head); | |
1674 | dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail); | |
1675 | dev_err(dev, " rcvq->count[%x]\n", rcvq->count); | |
1676 | dev_err(dev, "GIVE TO CARD ANYWAY\n"); | |
1677 | } | |
1678 | #endif | |
1679 | if (paddrh == 0) { | |
1680 | slic_reg32_write(&adapter->slic_regs->slic_hbar, | |
1681 | (u32)paddrl, DONT_FLUSH); | |
1682 | } else { | |
1683 | slic_reg64_write(adapter, | |
1684 | &adapter->slic_regs->slic_hbar64, | |
1685 | paddrl, | |
1686 | &adapter->slic_regs->slic_addr_upper, | |
1687 | paddrh, DONT_FLUSH); | |
1688 | } | |
1689 | if (rcvq->head) | |
1690 | rcvq->tail->next = skb; | |
1691 | else | |
1692 | rcvq->head = skb; | |
1693 | rcvq->tail = skb; | |
1694 | rcvq->count++; | |
1695 | i++; | |
1696 | } else { | |
1697 | dev_err(&adapter->netdev->dev, | |
1698 | "slic_rcvqueue_fill could only get [%d] skbuffs\n", | |
1699 | i); | |
1700 | break; | |
1701 | } | |
1702 | } | |
1703 | return i; | |
4d6f6af8 GKH |
1704 | } |
1705 | ||
4d6ea9c3 | 1706 | static void slic_rcvqueue_free(struct adapter *adapter) |
4d6f6af8 | 1707 | { |
4d6ea9c3 DK |
1708 | struct slic_rcvqueue *rcvq = &adapter->rcvqueue; |
1709 | struct sk_buff *skb; | |
4d6f6af8 | 1710 | |
4d6ea9c3 DK |
1711 | while (rcvq->head) { |
1712 | skb = rcvq->head; | |
1713 | rcvq->head = rcvq->head->next; | |
1714 | dev_kfree_skb(skb); | |
1715 | } | |
1716 | rcvq->tail = NULL; | |
1717 | rcvq->head = NULL; | |
1718 | rcvq->count = 0; | |
1719 | } | |
4d6f6af8 | 1720 | |
4d6ea9c3 DK |
1721 | static int slic_rcvqueue_init(struct adapter *adapter) |
1722 | { | |
1723 | int i, count; | |
1724 | struct slic_rcvqueue *rcvq = &adapter->rcvqueue; | |
4d6f6af8 | 1725 | |
4d6ea9c3 DK |
1726 | rcvq->tail = NULL; |
1727 | rcvq->head = NULL; | |
1728 | rcvq->size = SLIC_RCVQ_ENTRIES; | |
1729 | rcvq->errors = 0; | |
1730 | rcvq->count = 0; | |
1731 | i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES); | |
1732 | count = 0; | |
1733 | while (i) { | |
1734 | count += slic_rcvqueue_fill(adapter); | |
1735 | i--; | |
1736 | } | |
1737 | if (rcvq->count < SLIC_RCVQ_MINENTRIES) { | |
1738 | slic_rcvqueue_free(adapter); | |
1739 | return -ENOMEM; | |
4d6f6af8 | 1740 | } |
4d6ea9c3 DK |
1741 | return 0; |
1742 | } | |
4d6f6af8 | 1743 | |
4d6ea9c3 DK |
1744 | static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter) |
1745 | { | |
1746 | struct slic_rcvqueue *rcvq = &adapter->rcvqueue; | |
1747 | struct sk_buff *skb; | |
1748 | struct slic_rcvbuf *rcvbuf; | |
1749 | int count; | |
4d6f6af8 | 1750 | |
4d6ea9c3 DK |
1751 | if (rcvq->count) { |
1752 | skb = rcvq->head; | |
1753 | rcvbuf = (struct slic_rcvbuf *)skb->head; | |
4d6f6af8 | 1754 | |
4d6ea9c3 DK |
1755 | if (rcvbuf->status & IRHDDR_SVALID) { |
1756 | rcvq->head = rcvq->head->next; | |
1757 | skb->next = NULL; | |
1758 | rcvq->count--; | |
4d6f6af8 | 1759 | } else { |
4d6ea9c3 | 1760 | skb = NULL; |
4d6f6af8 | 1761 | } |
4d6ea9c3 DK |
1762 | } else { |
1763 | dev_err(&adapter->netdev->dev, | |
1764 | "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count); | |
1765 | skb = NULL; | |
1766 | } | |
1767 | while (rcvq->count < SLIC_RCVQ_FILLTHRESH) { | |
1768 | count = slic_rcvqueue_fill(adapter); | |
1769 | if (!count) | |
1770 | break; | |
1771 | } | |
1772 | if (skb) | |
1773 | rcvq->errors = 0; | |
1774 | return skb; | |
1775 | } | |
4d6f6af8 | 1776 | |
4d6ea9c3 DK |
1777 | static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb) |
1778 | { | |
1779 | struct slic_rcvqueue *rcvq = &adapter->rcvqueue; | |
1780 | void *paddr; | |
1781 | u32 paddrl; | |
1782 | u32 paddrh; | |
1783 | struct slic_rcvbuf *rcvbuf = (struct slic_rcvbuf *)skb->head; | |
1784 | struct device *dev; | |
4d6f6af8 | 1785 | |
01d0a9b4 JP |
1786 | paddr = (void *)(unsigned long) |
1787 | pci_map_single(adapter->pcidev, skb->head, | |
1788 | SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE); | |
4d6ea9c3 DK |
1789 | rcvbuf->status = 0; |
1790 | skb->next = NULL; | |
4d6f6af8 | 1791 | |
4d6ea9c3 DK |
1792 | paddrl = SLIC_GET_ADDR_LOW(paddr); |
1793 | paddrh = SLIC_GET_ADDR_HIGH(paddr); | |
4d6f6af8 | 1794 | |
4d6ea9c3 DK |
1795 | if (paddrl == 0) { |
1796 | dev = &adapter->netdev->dev; | |
1797 | dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n", | |
1798 | __func__); | |
1799 | dev_err(dev, "skb[%p] PROBLEM\n", skb); | |
1800 | dev_err(dev, " skbdata[%p]\n", skb->data); | |
1801 | dev_err(dev, " skblen[%x]\n", skb->len); | |
1802 | dev_err(dev, " paddr[%p]\n", paddr); | |
1803 | dev_err(dev, " paddrl[%x]\n", paddrl); | |
1804 | dev_err(dev, " paddrh[%x]\n", paddrh); | |
1805 | dev_err(dev, " rcvq->head[%p]\n", rcvq->head); | |
1806 | dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail); | |
1807 | dev_err(dev, " rcvq->count[%x]\n", rcvq->count); | |
4d6f6af8 | 1808 | } |
4d6ea9c3 DK |
1809 | if (paddrh == 0) { |
1810 | slic_reg32_write(&adapter->slic_regs->slic_hbar, (u32)paddrl, | |
1811 | DONT_FLUSH); | |
1812 | } else { | |
1813 | slic_reg64_write(adapter, &adapter->slic_regs->slic_hbar64, | |
1814 | paddrl, &adapter->slic_regs->slic_addr_upper, | |
1815 | paddrh, DONT_FLUSH); | |
4d6f6af8 | 1816 | } |
4d6ea9c3 DK |
1817 | if (rcvq->head) |
1818 | rcvq->tail->next = skb; | |
e8bc9b7a | 1819 | else |
4d6ea9c3 DK |
1820 | rcvq->head = skb; |
1821 | rcvq->tail = skb; | |
1822 | rcvq->count++; | |
1823 | return rcvq->count; | |
4d6f6af8 GKH |
1824 | } |
1825 | ||
4d6ea9c3 | 1826 | static int slic_debug_card_show(struct seq_file *seq, void *v) |
4d6f6af8 | 1827 | { |
4d6ea9c3 DK |
1828 | #ifdef MOOKTODO |
1829 | int i; | |
1830 | struct sliccard *card = seq->private; | |
1831 | struct slic_config *config = &card->config; | |
1832 | unsigned char *fru = (unsigned char *)(&card->config.atk_fru); | |
1833 | unsigned char *oemfru = (unsigned char *)(&card->config.OemFru); | |
1834 | #endif | |
4d6f6af8 | 1835 | |
4d6ea9c3 DK |
1836 | seq_printf(seq, "driver_version : %s\n", slic_proc_version); |
1837 | seq_printf(seq, "Microcode versions: \n"); | |
1838 | seq_printf(seq, " Gigabit (gb) : %s %s\n", | |
1839 | MOJAVE_UCODE_VERS_STRING, MOJAVE_UCODE_VERS_DATE); | |
1840 | seq_printf(seq, " Gigabit Receiver : %s %s\n", | |
1841 | GB_RCVUCODE_VERS_STRING, GB_RCVUCODE_VERS_DATE); | |
1842 | seq_printf(seq, "Vendor : %s\n", slic_vendor); | |
1843 | seq_printf(seq, "Product Name : %s\n", slic_product_name); | |
1844 | #ifdef MOOKTODO | |
1845 | seq_printf(seq, "VendorId : %4.4X\n", | |
1846 | config->VendorId); | |
1847 | seq_printf(seq, "DeviceId : %4.4X\n", | |
1848 | config->DeviceId); | |
1849 | seq_printf(seq, "RevisionId : %2.2x\n", | |
1850 | config->RevisionId); | |
1851 | seq_printf(seq, "Bus # : %d\n", card->busnumber); | |
1852 | seq_printf(seq, "Device # : %d\n", card->slotnumber); | |
1853 | seq_printf(seq, "Interfaces : %d\n", card->card_size); | |
1854 | seq_printf(seq, " Initialized : %d\n", | |
1855 | card->adapters_activated); | |
1856 | seq_printf(seq, " Allocated : %d\n", | |
1857 | card->adapters_allocated); | |
4d6ea9c3 DK |
1858 | for (i = 0; i < card->card_size; i++) { |
1859 | seq_printf(seq, | |
1860 | " MAC%d : %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n", | |
1861 | i, config->macinfo[i].macaddrA[0], | |
1862 | config->macinfo[i].macaddrA[1], | |
1863 | config->macinfo[i].macaddrA[2], | |
1864 | config->macinfo[i].macaddrA[3], | |
1865 | config->macinfo[i].macaddrA[4], | |
1866 | config->macinfo[i].macaddrA[5]); | |
4d6f6af8 | 1867 | } |
4d6ea9c3 DK |
1868 | seq_printf(seq, " IF Init State Duplex/Speed irq\n"); |
1869 | seq_printf(seq, " -------------------------------\n"); | |
1870 | for (i = 0; i < card->adapters_allocated; i++) { | |
1871 | struct adapter *adapter; | |
4d6f6af8 | 1872 | |
4d6ea9c3 DK |
1873 | adapter = card->adapter[i]; |
1874 | if (adapter) { | |
1875 | seq_printf(seq, | |
1876 | " %d %d %s %s %s 0x%X\n", | |
1877 | adapter->physport, adapter->state, | |
1878 | SLIC_LINKSTATE(adapter->linkstate), | |
1879 | SLIC_DUPLEX(adapter->linkduplex), | |
1880 | SLIC_SPEED(adapter->linkspeed), | |
1881 | (uint) adapter->irq); | |
1882 | } | |
1883 | } | |
1884 | seq_printf(seq, "Generation # : %4.4X\n", card->gennumber); | |
1885 | seq_printf(seq, "RcvQ max entries : %4.4X\n", | |
1886 | SLIC_RCVQ_ENTRIES); | |
1887 | seq_printf(seq, "Ping Status : %8.8X\n", | |
1888 | card->pingstatus); | |
1889 | seq_printf(seq, "Minimum grant : %2.2x\n", | |
1890 | config->MinGrant); | |
1891 | seq_printf(seq, "Maximum Latency : %2.2x\n", config->MaxLat); | |
1892 | seq_printf(seq, "PciStatus : %4.4x\n", | |
1893 | config->Pcistatus); | |
1894 | seq_printf(seq, "Debug Device Id : %4.4x\n", | |
1895 | config->DbgDevId); | |
1896 | seq_printf(seq, "DRAM ROM Function : %4.4x\n", | |
1897 | config->DramRomFn); | |
1898 | seq_printf(seq, "Network interface Pin 1 : %2.2x\n", | |
1899 | config->NetIntPin1); | |
1900 | seq_printf(seq, "Network interface Pin 2 : %2.2x\n", | |
1901 | config->NetIntPin1); | |
1902 | seq_printf(seq, "Network interface Pin 3 : %2.2x\n", | |
1903 | config->NetIntPin1); | |
1904 | seq_printf(seq, "PM capabilities : %4.4X\n", | |
1905 | config->PMECapab); | |
1906 | seq_printf(seq, "Network Clock Controls : %4.4X\n", | |
1907 | config->NwClkCtrls); | |
4d6f6af8 | 1908 | |
4d6ea9c3 DK |
1909 | switch (config->FruFormat) { |
1910 | case ATK_FRU_FORMAT: | |
1911 | { | |
1912 | seq_printf(seq, | |
1913 | "Vendor : Alacritech, Inc.\n"); | |
1914 | seq_printf(seq, | |
1915 | "Assembly # : %c%c%c%c%c%c\n", | |
1916 | fru[0], fru[1], fru[2], fru[3], fru[4], | |
1917 | fru[5]); | |
1918 | seq_printf(seq, | |
1919 | "Revision # : %c%c\n", | |
1920 | fru[6], fru[7]); | |
4d6f6af8 | 1921 | |
4d6ea9c3 DK |
1922 | if (config->OEMFruFormat == VENDOR4_FRU_FORMAT) { |
1923 | seq_printf(seq, | |
1924 | "Serial # : " | |
1925 | "%c%c%c%c%c%c%c%c%c%c%c%c\n", | |
1926 | fru[8], fru[9], fru[10], | |
1927 | fru[11], fru[12], fru[13], | |
1928 | fru[16], fru[17], fru[18], | |
1929 | fru[19], fru[20], fru[21]); | |
1930 | } else { | |
1931 | seq_printf(seq, | |
1932 | "Serial # : " | |
1933 | "%c%c%c%c%c%c%c%c%c%c%c%c%c%c\n", | |
1934 | fru[8], fru[9], fru[10], | |
1935 | fru[11], fru[12], fru[13], | |
1936 | fru[14], fru[15], fru[16], | |
1937 | fru[17], fru[18], fru[19], | |
1938 | fru[20], fru[21]); | |
4d6f6af8 | 1939 | } |
4d6ea9c3 | 1940 | break; |
4d6f6af8 | 1941 | } |
4d6f6af8 | 1942 | |
4d6ea9c3 DK |
1943 | default: |
1944 | { | |
1945 | seq_printf(seq, | |
1946 | "Vendor : Alacritech, Inc.\n"); | |
1947 | seq_printf(seq, | |
1948 | "Serial # : Empty FRU\n"); | |
1949 | break; | |
4d6f6af8 GKH |
1950 | } |
1951 | } | |
1952 | ||
4d6ea9c3 DK |
1953 | switch (config->OEMFruFormat) { |
1954 | case VENDOR1_FRU_FORMAT: | |
1955 | { | |
1956 | seq_printf(seq, "FRU Information:\n"); | |
1957 | seq_printf(seq, " Commodity # : %c\n", | |
1958 | oemfru[0]); | |
1959 | seq_printf(seq, | |
1960 | " Assembly # : %c%c%c%c\n", | |
1961 | oemfru[1], oemfru[2], oemfru[3], oemfru[4]); | |
1962 | seq_printf(seq, | |
1963 | " Revision # : %c%c\n", | |
1964 | oemfru[5], oemfru[6]); | |
1965 | seq_printf(seq, | |
1966 | " Supplier # : %c%c\n", | |
1967 | oemfru[7], oemfru[8]); | |
1968 | seq_printf(seq, | |
1969 | " Date : %c%c\n", | |
1970 | oemfru[9], oemfru[10]); | |
1971 | seq_sprintf(seq, | |
1972 | " Sequence # : %c%c%c\n", | |
1973 | oemfru[11], oemfru[12], oemfru[13]); | |
1974 | break; | |
1975 | } | |
4d6f6af8 | 1976 | |
4d6ea9c3 DK |
1977 | case VENDOR2_FRU_FORMAT: |
1978 | { | |
1979 | seq_printf(seq, "FRU Information:\n"); | |
1980 | seq_printf(seq, | |
1981 | " Part # : " | |
1982 | "%c%c%c%c%c%c%c%c\n", | |
1983 | oemfru[0], oemfru[1], oemfru[2], | |
1984 | oemfru[3], oemfru[4], oemfru[5], | |
1985 | oemfru[6], oemfru[7]); | |
1986 | seq_printf(seq, | |
1987 | " Supplier # : %c%c%c%c%c\n", | |
1988 | oemfru[8], oemfru[9], oemfru[10], | |
1989 | oemfru[11], oemfru[12]); | |
1990 | seq_printf(seq, | |
1991 | " Date : %c%c%c\n", | |
1992 | oemfru[13], oemfru[14], oemfru[15]); | |
1993 | seq_sprintf(seq, | |
1994 | " Sequence # : %c%c%c%c\n", | |
1995 | oemfru[16], oemfru[17], oemfru[18], | |
1996 | oemfru[19]); | |
1997 | break; | |
1998 | } | |
4d6f6af8 | 1999 | |
4d6ea9c3 DK |
2000 | case VENDOR3_FRU_FORMAT: |
2001 | { | |
2002 | seq_printf(seq, "FRU Information:\n"); | |
4d6f6af8 | 2003 | } |
4d6ea9c3 DK |
2004 | |
2005 | case VENDOR4_FRU_FORMAT: | |
2006 | { | |
2007 | seq_printf(seq, "FRU Information:\n"); | |
2008 | seq_printf(seq, | |
2009 | " FRU Number : " | |
2010 | "%c%c%c%c%c%c%c%c\n", | |
2011 | oemfru[0], oemfru[1], oemfru[2], | |
2012 | oemfru[3], oemfru[4], oemfru[5], | |
2013 | oemfru[6], oemfru[7]); | |
2014 | seq_sprintf(seq, | |
2015 | " Part Number : " | |
2016 | "%c%c%c%c%c%c%c%c\n", | |
2017 | oemfru[8], oemfru[9], oemfru[10], | |
2018 | oemfru[11], oemfru[12], oemfru[13], | |
2019 | oemfru[14], oemfru[15]); | |
2020 | seq_printf(seq, | |
2021 | " EC Level : " | |
2022 | "%c%c%c%c%c%c%c%c\n", | |
2023 | oemfru[16], oemfru[17], oemfru[18], | |
2024 | oemfru[19], oemfru[20], oemfru[21], | |
2025 | oemfru[22], oemfru[23]); | |
4d6f6af8 | 2026 | break; |
4d6ea9c3 | 2027 | } |
4d6f6af8 | 2028 | |
4d6ea9c3 DK |
2029 | default: |
2030 | break; | |
4d6f6af8 | 2031 | } |
4d6ea9c3 | 2032 | #endif |
4d6f6af8 GKH |
2033 | |
2034 | return 0; | |
2035 | } | |
2036 | ||
4d6ea9c3 | 2037 | static int slic_debug_adapter_show(struct seq_file *seq, void *v) |
4d6f6af8 | 2038 | { |
4d6ea9c3 | 2039 | struct adapter *adapter = seq->private; |
9092de6d | 2040 | struct net_device *netdev = adapter->netdev; |
4d6ea9c3 | 2041 | |
9092de6d | 2042 | seq_printf(seq, "info: interface : %s\n", |
4d6ea9c3 | 2043 | adapter->netdev->name); |
4d6ea9c3 DK |
2044 | seq_printf(seq, "info: status : %s\n", |
2045 | SLIC_LINKSTATE(adapter->linkstate)); | |
2046 | seq_printf(seq, "info: port : %d\n", | |
2047 | adapter->physport); | |
2048 | seq_printf(seq, "info: speed : %s\n", | |
2049 | SLIC_SPEED(adapter->linkspeed)); | |
2050 | seq_printf(seq, "info: duplex : %s\n", | |
2051 | SLIC_DUPLEX(adapter->linkduplex)); | |
2052 | seq_printf(seq, "info: irq : 0x%X\n", | |
2053 | (uint) adapter->irq); | |
2054 | seq_printf(seq, "info: Interrupt Agg Delay: %d usec\n", | |
2055 | adapter->card->loadlevel_current); | |
2056 | seq_printf(seq, "info: RcvQ max entries : %4.4X\n", | |
2057 | SLIC_RCVQ_ENTRIES); | |
2058 | seq_printf(seq, "info: RcvQ current : %4.4X\n", | |
2059 | adapter->rcvqueue.count); | |
2060 | seq_printf(seq, "rx stats: packets : %8.8lX\n", | |
9092de6d | 2061 | netdev->stats.rx_packets); |
4d6ea9c3 | 2062 | seq_printf(seq, "rx stats: bytes : %8.8lX\n", |
9092de6d | 2063 | netdev->stats.rx_bytes); |
4d6ea9c3 DK |
2064 | seq_printf(seq, "rx stats: broadcasts : %8.8X\n", |
2065 | adapter->rcv_broadcasts); | |
2066 | seq_printf(seq, "rx stats: multicasts : %8.8X\n", | |
2067 | adapter->rcv_multicasts); | |
2068 | seq_printf(seq, "rx stats: unicasts : %8.8X\n", | |
2069 | adapter->rcv_unicasts); | |
2070 | seq_printf(seq, "rx stats: errors : %8.8X\n", | |
2071 | (u32) adapter->slic_stats.iface.rcv_errors); | |
2072 | seq_printf(seq, "rx stats: Missed errors : %8.8X\n", | |
2073 | (u32) adapter->slic_stats.iface.rcv_discards); | |
2074 | seq_printf(seq, "rx stats: drops : %8.8X\n", | |
2075 | (u32) adapter->rcv_drops); | |
2076 | seq_printf(seq, "tx stats: packets : %8.8lX\n", | |
9092de6d | 2077 | netdev->stats.tx_packets); |
4d6ea9c3 | 2078 | seq_printf(seq, "tx stats: bytes : %8.8lX\n", |
9092de6d | 2079 | netdev->stats.tx_bytes); |
4d6ea9c3 DK |
2080 | seq_printf(seq, "tx stats: errors : %8.8X\n", |
2081 | (u32) adapter->slic_stats.iface.xmt_errors); | |
2082 | seq_printf(seq, "rx stats: multicasts : %8.8lX\n", | |
9092de6d | 2083 | netdev->stats.multicast); |
4d6ea9c3 DK |
2084 | seq_printf(seq, "tx stats: collision errors : %8.8X\n", |
2085 | (u32) adapter->slic_stats.iface.xmit_collisions); | |
2086 | seq_printf(seq, "perf: Max rcv frames/isr : %8.8X\n", | |
2087 | adapter->max_isr_rcvs); | |
2088 | seq_printf(seq, "perf: Rcv interrupt yields : %8.8X\n", | |
2089 | adapter->rcv_interrupt_yields); | |
2090 | seq_printf(seq, "perf: Max xmit complete/isr : %8.8X\n", | |
2091 | adapter->max_isr_xmits); | |
2092 | seq_printf(seq, "perf: error interrupts : %8.8X\n", | |
2093 | adapter->error_interrupts); | |
2094 | seq_printf(seq, "perf: error rmiss interrupts : %8.8X\n", | |
2095 | adapter->error_rmiss_interrupts); | |
2096 | seq_printf(seq, "perf: rcv interrupts : %8.8X\n", | |
2097 | adapter->rcv_interrupts); | |
2098 | seq_printf(seq, "perf: xmit interrupts : %8.8X\n", | |
2099 | adapter->xmit_interrupts); | |
2100 | seq_printf(seq, "perf: link event interrupts : %8.8X\n", | |
2101 | adapter->linkevent_interrupts); | |
2102 | seq_printf(seq, "perf: UPR interrupts : %8.8X\n", | |
2103 | adapter->upr_interrupts); | |
2104 | seq_printf(seq, "perf: interrupt count : %8.8X\n", | |
2105 | adapter->num_isrs); | |
2106 | seq_printf(seq, "perf: false interrupts : %8.8X\n", | |
2107 | adapter->false_interrupts); | |
2108 | seq_printf(seq, "perf: All register writes : %8.8X\n", | |
2109 | adapter->all_reg_writes); | |
2110 | seq_printf(seq, "perf: ICR register writes : %8.8X\n", | |
2111 | adapter->icr_reg_writes); | |
2112 | seq_printf(seq, "perf: ISR register writes : %8.8X\n", | |
2113 | adapter->isr_reg_writes); | |
2114 | seq_printf(seq, "ifevents: overflow 802 errors : %8.8X\n", | |
2115 | adapter->if_events.oflow802); | |
2116 | seq_printf(seq, "ifevents: transport overflow errors: %8.8X\n", | |
2117 | adapter->if_events.Tprtoflow); | |
2118 | seq_printf(seq, "ifevents: underflow errors : %8.8X\n", | |
2119 | adapter->if_events.uflow802); | |
2120 | seq_printf(seq, "ifevents: receive early : %8.8X\n", | |
2121 | adapter->if_events.rcvearly); | |
2122 | seq_printf(seq, "ifevents: buffer overflows : %8.8X\n", | |
2123 | adapter->if_events.Bufov); | |
2124 | seq_printf(seq, "ifevents: carrier errors : %8.8X\n", | |
2125 | adapter->if_events.Carre); | |
2126 | seq_printf(seq, "ifevents: Long : %8.8X\n", | |
2127 | adapter->if_events.Longe); | |
2128 | seq_printf(seq, "ifevents: invalid preambles : %8.8X\n", | |
2129 | adapter->if_events.Invp); | |
2130 | seq_printf(seq, "ifevents: CRC errors : %8.8X\n", | |
2131 | adapter->if_events.Crc); | |
2132 | seq_printf(seq, "ifevents: dribble nibbles : %8.8X\n", | |
2133 | adapter->if_events.Drbl); | |
2134 | seq_printf(seq, "ifevents: Code violations : %8.8X\n", | |
2135 | adapter->if_events.Code); | |
2136 | seq_printf(seq, "ifevents: TCP checksum errors : %8.8X\n", | |
2137 | adapter->if_events.TpCsum); | |
2138 | seq_printf(seq, "ifevents: TCP header short errors : %8.8X\n", | |
2139 | adapter->if_events.TpHlen); | |
2140 | seq_printf(seq, "ifevents: IP checksum errors : %8.8X\n", | |
2141 | adapter->if_events.IpCsum); | |
2142 | seq_printf(seq, "ifevents: IP frame incompletes : %8.8X\n", | |
2143 | adapter->if_events.IpLen); | |
2144 | seq_printf(seq, "ifevents: IP headers shorts : %8.8X\n", | |
2145 | adapter->if_events.IpHlen); | |
4d6f6af8 | 2146 | |
4d6ea9c3 | 2147 | return 0; |
4d6f6af8 | 2148 | } |
4d6ea9c3 | 2149 | static int slic_debug_adapter_open(struct inode *inode, struct file *file) |
4d6f6af8 | 2150 | { |
4d6ea9c3 | 2151 | return single_open(file, slic_debug_adapter_show, inode->i_private); |
4d6f6af8 GKH |
2152 | } |
2153 | ||
4d6ea9c3 | 2154 | static int slic_debug_card_open(struct inode *inode, struct file *file) |
4d6f6af8 | 2155 | { |
4d6ea9c3 DK |
2156 | return single_open(file, slic_debug_card_show, inode->i_private); |
2157 | } | |
4d6f6af8 | 2158 | |
4d6ea9c3 DK |
2159 | static const struct file_operations slic_debug_adapter_fops = { |
2160 | .owner = THIS_MODULE, | |
2161 | .open = slic_debug_adapter_open, | |
2162 | .read = seq_read, | |
2163 | .llseek = seq_lseek, | |
2164 | .release = single_release, | |
2165 | }; | |
2166 | ||
2167 | static const struct file_operations slic_debug_card_fops = { | |
2168 | .owner = THIS_MODULE, | |
2169 | .open = slic_debug_card_open, | |
2170 | .read = seq_read, | |
2171 | .llseek = seq_lseek, | |
2172 | .release = single_release, | |
2173 | }; | |
4d6f6af8 | 2174 | |
4d6ea9c3 DK |
2175 | static void slic_debug_adapter_create(struct adapter *adapter) |
2176 | { | |
2177 | struct dentry *d; | |
2178 | char name[7]; | |
2179 | struct sliccard *card = adapter->card; | |
4d6f6af8 | 2180 | |
4d6ea9c3 DK |
2181 | if (!card->debugfs_dir) |
2182 | return; | |
4d6f6af8 | 2183 | |
4d6ea9c3 DK |
2184 | sprintf(name, "port%d", adapter->port); |
2185 | d = debugfs_create_file(name, S_IRUGO, | |
2186 | card->debugfs_dir, adapter, | |
2187 | &slic_debug_adapter_fops); | |
2188 | if (!d || IS_ERR(d)) | |
2189 | pr_info(PFX "%s: debugfs create failed\n", name); | |
2190 | else | |
2191 | adapter->debugfs_entry = d; | |
2192 | } | |
4d6f6af8 | 2193 | |
4d6ea9c3 DK |
2194 | static void slic_debug_adapter_destroy(struct adapter *adapter) |
2195 | { | |
2196 | debugfs_remove(adapter->debugfs_entry); | |
2197 | adapter->debugfs_entry = NULL; | |
4d6f6af8 GKH |
2198 | } |
2199 | ||
4d6ea9c3 | 2200 | static void slic_debug_card_create(struct sliccard *card) |
4d6f6af8 | 2201 | { |
4d6ea9c3 DK |
2202 | struct dentry *d; |
2203 | char name[IFNAMSIZ]; | |
4d6f6af8 | 2204 | |
4d6ea9c3 DK |
2205 | snprintf(name, sizeof(name), "slic%d", card->cardnum); |
2206 | d = debugfs_create_dir(name, slic_debugfs); | |
2207 | if (!d || IS_ERR(d)) | |
2208 | pr_info(PFX "%s: debugfs create dir failed\n", | |
2209 | name); | |
2210 | else { | |
2211 | card->debugfs_dir = d; | |
2212 | d = debugfs_create_file("cardinfo", S_IRUGO, | |
2213 | slic_debugfs, card, | |
2214 | &slic_debug_card_fops); | |
2215 | if (!d || IS_ERR(d)) | |
2216 | pr_info(PFX "%s: debugfs create failed\n", | |
2217 | name); | |
2218 | else | |
2219 | card->debugfs_cardinfo = d; | |
2220 | } | |
4d6f6af8 GKH |
2221 | } |
2222 | ||
4d6ea9c3 | 2223 | static void slic_debug_card_destroy(struct sliccard *card) |
4d6f6af8 | 2224 | { |
4d6ea9c3 | 2225 | int i; |
4d6f6af8 | 2226 | |
4d6ea9c3 DK |
2227 | for (i = 0; i < card->card_size; i++) { |
2228 | struct adapter *adapter; | |
4d6f6af8 | 2229 | |
4d6ea9c3 DK |
2230 | adapter = card->adapter[i]; |
2231 | if (adapter) | |
2232 | slic_debug_adapter_destroy(adapter); | |
2233 | } | |
2234 | if (card->debugfs_cardinfo) { | |
2235 | debugfs_remove(card->debugfs_cardinfo); | |
2236 | card->debugfs_cardinfo = NULL; | |
2237 | } | |
2238 | if (card->debugfs_dir) { | |
2239 | debugfs_remove(card->debugfs_dir); | |
2240 | card->debugfs_dir = NULL; | |
2241 | } | |
2242 | } | |
4d6f6af8 | 2243 | |
4d6ea9c3 DK |
2244 | static void slic_debug_init(void) |
2245 | { | |
2246 | struct dentry *ent; | |
4d6f6af8 | 2247 | |
4d6ea9c3 DK |
2248 | ent = debugfs_create_dir("slic", NULL); |
2249 | if (!ent || IS_ERR(ent)) { | |
2250 | pr_info(PFX "debugfs create directory failed\n"); | |
2251 | return; | |
2252 | } | |
2253 | ||
2254 | slic_debugfs = ent; | |
4d6f6af8 GKH |
2255 | } |
2256 | ||
4d6ea9c3 | 2257 | static void slic_debug_cleanup(void) |
4d6f6af8 | 2258 | { |
4d6ea9c3 DK |
2259 | if (slic_debugfs) { |
2260 | debugfs_remove(slic_debugfs); | |
2261 | slic_debugfs = NULL; | |
4d6f6af8 | 2262 | } |
4d6ea9c3 | 2263 | } |
4d6f6af8 | 2264 | |
4d6ea9c3 DK |
2265 | /* |
2266 | * slic_link_event_handler - | |
2267 | * | |
2268 | * Initiate a link configuration sequence. The link configuration begins | |
2269 | * by issuing a READ_LINK_STATUS command to the Utility Processor on the | |
2270 | * SLIC. Since the command finishes asynchronously, the slic_upr_comlete | |
2271 | * routine will follow it up witha UP configuration write command, which | |
2272 | * will also complete asynchronously. | |
2273 | * | |
2274 | */ | |
2275 | static void slic_link_event_handler(struct adapter *adapter) | |
2276 | { | |
2277 | int status; | |
2278 | struct slic_shmem *pshmem; | |
4d6f6af8 | 2279 | |
4d6ea9c3 DK |
2280 | if (adapter->state != ADAPT_UP) { |
2281 | /* Adapter is not operational. Ignore. */ | |
2282 | return; | |
4d6f6af8 GKH |
2283 | } |
2284 | ||
01d0a9b4 | 2285 | pshmem = (struct slic_shmem *)(unsigned long)adapter->phys_shmem; |
4d6f6af8 | 2286 | |
1033f1f7 | 2287 | #if BITS_PER_LONG == 64 |
4d6ea9c3 DK |
2288 | status = slic_upr_request(adapter, |
2289 | SLIC_UPR_RLSR, | |
2290 | SLIC_GET_ADDR_LOW(&pshmem->linkstatus), | |
2291 | SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), | |
2292 | 0, 0); | |
1033f1f7 | 2293 | #else |
4d6ea9c3 DK |
2294 | status = slic_upr_request(adapter, SLIC_UPR_RLSR, |
2295 | (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */ | |
2296 | 0, 0, 0); | |
4d6ea9c3 | 2297 | #endif |
4d6f6af8 GKH |
2298 | } |
2299 | ||
4d6ea9c3 | 2300 | static void slic_init_cleanup(struct adapter *adapter) |
4d6f6af8 | 2301 | { |
4d6ea9c3 DK |
2302 | if (adapter->intrregistered) { |
2303 | adapter->intrregistered = 0; | |
2304 | free_irq(adapter->netdev->irq, adapter->netdev); | |
4d6f6af8 | 2305 | |
4d6f6af8 | 2306 | } |
4d6ea9c3 DK |
2307 | if (adapter->pshmem) { |
2308 | pci_free_consistent(adapter->pcidev, | |
2309 | sizeof(struct slic_shmem), | |
2310 | adapter->pshmem, adapter->phys_shmem); | |
2311 | adapter->pshmem = NULL; | |
01d0a9b4 | 2312 | adapter->phys_shmem = (dma_addr_t)(unsigned long)NULL; |
4d6f6af8 | 2313 | } |
4d6ea9c3 DK |
2314 | |
2315 | if (adapter->pingtimerset) { | |
2316 | adapter->pingtimerset = 0; | |
2317 | del_timer(&adapter->pingtimer); | |
4d6f6af8 | 2318 | } |
4d6f6af8 | 2319 | |
4d6ea9c3 DK |
2320 | slic_rspqueue_free(adapter); |
2321 | slic_cmdq_free(adapter); | |
2322 | slic_rcvqueue_free(adapter); | |
4d6f6af8 GKH |
2323 | } |
2324 | ||
4d6ea9c3 DK |
2325 | /* |
2326 | * Allocate a mcast_address structure to hold the multicast address. | |
2327 | * Link it in. | |
2328 | */ | |
2329 | static int slic_mcast_add_list(struct adapter *adapter, char *address) | |
4d6f6af8 | 2330 | { |
4d6ea9c3 | 2331 | struct mcast_address *mcaddr, *mlist; |
4d6f6af8 | 2332 | |
4d6ea9c3 DK |
2333 | /* Check to see if it already exists */ |
2334 | mlist = adapter->mcastaddrs; | |
2335 | while (mlist) { | |
2336 | if (!compare_ether_addr(mlist->address, address)) | |
2337 | return 0; | |
2338 | mlist = mlist->next; | |
2339 | } | |
e8bc9b7a | 2340 | |
4d6ea9c3 DK |
2341 | /* Doesn't already exist. Allocate a structure to hold it */ |
2342 | mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC); | |
2343 | if (mcaddr == NULL) | |
2344 | return 1; | |
a71b9978 | 2345 | |
4d6ea9c3 DK |
2346 | memcpy(mcaddr->address, address, 6); |
2347 | ||
2348 | mcaddr->next = adapter->mcastaddrs; | |
2349 | adapter->mcastaddrs = mcaddr; | |
4d6f6af8 | 2350 | |
4d6f6af8 GKH |
2351 | return 0; |
2352 | } | |
2353 | ||
4d6ea9c3 | 2354 | static void slic_mcast_set_list(struct net_device *dev) |
4d6f6af8 | 2355 | { |
4d6ea9c3 DK |
2356 | struct adapter *adapter = netdev_priv(dev); |
2357 | int status = 0; | |
2358 | char *addresses; | |
2359 | struct netdev_hw_addr *ha; | |
4d6f6af8 | 2360 | |
4d6ea9c3 DK |
2361 | netdev_for_each_mc_addr(ha, dev) { |
2362 | addresses = (char *) &ha->addr; | |
2363 | status = slic_mcast_add_list(adapter, addresses); | |
2364 | if (status != 0) | |
2365 | break; | |
2366 | slic_mcast_set_bit(adapter, addresses); | |
2367 | } | |
2368 | ||
2369 | if (adapter->devflags_prev != dev->flags) { | |
2370 | adapter->macopts = MAC_DIRECTED; | |
2371 | if (dev->flags) { | |
2372 | if (dev->flags & IFF_BROADCAST) | |
2373 | adapter->macopts |= MAC_BCAST; | |
2374 | if (dev->flags & IFF_PROMISC) | |
2375 | adapter->macopts |= MAC_PROMISC; | |
2376 | if (dev->flags & IFF_ALLMULTI) | |
2377 | adapter->macopts |= MAC_ALLMCAST; | |
2378 | if (dev->flags & IFF_MULTICAST) | |
2379 | adapter->macopts |= MAC_MCAST; | |
4d6f6af8 | 2380 | } |
4d6ea9c3 DK |
2381 | adapter->devflags_prev = dev->flags; |
2382 | slic_config_set(adapter, true); | |
2383 | } else { | |
2384 | if (status == 0) | |
2385 | slic_mcast_set_mask(adapter); | |
4d6f6af8 | 2386 | } |
4d6f6af8 GKH |
2387 | } |
2388 | ||
4d6ea9c3 DK |
2389 | #define XMIT_FAIL_LINK_STATE 1 |
2390 | #define XMIT_FAIL_ZERO_LENGTH 2 | |
2391 | #define XMIT_FAIL_HOSTCMD_FAIL 3 | |
2392 | ||
2393 | static void slic_xmit_build_request(struct adapter *adapter, | |
2394 | struct slic_hostcmd *hcmd, struct sk_buff *skb) | |
4d6f6af8 | 2395 | { |
4d6ea9c3 DK |
2396 | struct slic_host64_cmd *ihcmd; |
2397 | ulong phys_addr; | |
4d6f6af8 | 2398 | |
4d6ea9c3 DK |
2399 | ihcmd = &hcmd->cmd64; |
2400 | ||
2401 | ihcmd->flags = (adapter->port << IHFLG_IFSHFT); | |
2402 | ihcmd->command = IHCMD_XMT_REQ; | |
2403 | ihcmd->u.slic_buffers.totlen = skb->len; | |
2404 | phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len, | |
2405 | PCI_DMA_TODEVICE); | |
2406 | ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr); | |
2407 | ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr); | |
2408 | ihcmd->u.slic_buffers.bufs[0].length = skb->len; | |
1033f1f7 | 2409 | #if BITS_PER_LONG == 64 |
4d6ea9c3 DK |
2410 | hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] - |
2411 | (u64) hcmd) + 31) >> 5); | |
1033f1f7 | 2412 | #else |
4d6ea9c3 DK |
2413 | hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] - |
2414 | (u32) hcmd) + 31) >> 5); | |
4d6ea9c3 | 2415 | #endif |
4d6f6af8 GKH |
2416 | } |
2417 | ||
4d6ea9c3 DK |
2418 | static void slic_xmit_fail(struct adapter *adapter, |
2419 | struct sk_buff *skb, | |
2420 | void *cmd, u32 skbtype, u32 status) | |
4d6f6af8 | 2421 | { |
4d6ea9c3 DK |
2422 | if (adapter->xmitq_full) |
2423 | netif_stop_queue(adapter->netdev); | |
2424 | if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) { | |
2425 | switch (status) { | |
2426 | case XMIT_FAIL_LINK_STATE: | |
2427 | dev_err(&adapter->netdev->dev, | |
2428 | "reject xmit skb[%p: %x] linkstate[%s] " | |
2429 | "adapter[%s:%d] card[%s:%d]\n", | |
2430 | skb, skb->pkt_type, | |
2431 | SLIC_LINKSTATE(adapter->linkstate), | |
2432 | SLIC_ADAPTER_STATE(adapter->state), | |
2433 | adapter->state, | |
2434 | SLIC_CARD_STATE(adapter->card->state), | |
2435 | adapter->card->state); | |
2436 | break; | |
2437 | case XMIT_FAIL_ZERO_LENGTH: | |
2438 | dev_err(&adapter->netdev->dev, | |
2439 | "xmit_start skb->len == 0 skb[%p] type[%x]\n", | |
2440 | skb, skb->pkt_type); | |
2441 | break; | |
2442 | case XMIT_FAIL_HOSTCMD_FAIL: | |
2443 | dev_err(&adapter->netdev->dev, | |
2444 | "xmit_start skb[%p] type[%x] No host commands " | |
2445 | "available\n", skb, skb->pkt_type); | |
2446 | break; | |
4d6ea9c3 DK |
2447 | } |
2448 | } | |
2449 | dev_kfree_skb(skb); | |
9092de6d | 2450 | adapter->netdev->stats.tx_dropped++; |
4d6ea9c3 | 2451 | } |
e8bc9b7a | 2452 | |
4d6ea9c3 DK |
2453 | static void slic_rcv_handle_error(struct adapter *adapter, |
2454 | struct slic_rcvbuf *rcvbuf) | |
2455 | { | |
2456 | struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data; | |
9092de6d | 2457 | struct net_device *netdev = adapter->netdev; |
4d6f6af8 | 2458 | |
4d6ea9c3 DK |
2459 | if (adapter->devid != SLIC_1GB_DEVICE_ID) { |
2460 | if (hdr->frame_status14 & VRHSTAT_802OE) | |
2461 | adapter->if_events.oflow802++; | |
2462 | if (hdr->frame_status14 & VRHSTAT_TPOFLO) | |
2463 | adapter->if_events.Tprtoflow++; | |
2464 | if (hdr->frame_status_b14 & VRHSTATB_802UE) | |
2465 | adapter->if_events.uflow802++; | |
2466 | if (hdr->frame_status_b14 & VRHSTATB_RCVE) { | |
2467 | adapter->if_events.rcvearly++; | |
9092de6d | 2468 | netdev->stats.rx_fifo_errors++; |
4d6ea9c3 DK |
2469 | } |
2470 | if (hdr->frame_status_b14 & VRHSTATB_BUFF) { | |
2471 | adapter->if_events.Bufov++; | |
9092de6d | 2472 | netdev->stats.rx_over_errors++; |
4d6ea9c3 DK |
2473 | } |
2474 | if (hdr->frame_status_b14 & VRHSTATB_CARRE) { | |
2475 | adapter->if_events.Carre++; | |
9092de6d | 2476 | netdev->stats.tx_carrier_errors++; |
4d6ea9c3 DK |
2477 | } |
2478 | if (hdr->frame_status_b14 & VRHSTATB_LONGE) | |
2479 | adapter->if_events.Longe++; | |
2480 | if (hdr->frame_status_b14 & VRHSTATB_PREA) | |
2481 | adapter->if_events.Invp++; | |
2482 | if (hdr->frame_status_b14 & VRHSTATB_CRC) { | |
2483 | adapter->if_events.Crc++; | |
9092de6d | 2484 | netdev->stats.rx_crc_errors++; |
4d6ea9c3 DK |
2485 | } |
2486 | if (hdr->frame_status_b14 & VRHSTATB_DRBL) | |
2487 | adapter->if_events.Drbl++; | |
2488 | if (hdr->frame_status_b14 & VRHSTATB_CODE) | |
2489 | adapter->if_events.Code++; | |
2490 | if (hdr->frame_status_b14 & VRHSTATB_TPCSUM) | |
2491 | adapter->if_events.TpCsum++; | |
2492 | if (hdr->frame_status_b14 & VRHSTATB_TPHLEN) | |
2493 | adapter->if_events.TpHlen++; | |
2494 | if (hdr->frame_status_b14 & VRHSTATB_IPCSUM) | |
2495 | adapter->if_events.IpCsum++; | |
2496 | if (hdr->frame_status_b14 & VRHSTATB_IPLERR) | |
2497 | adapter->if_events.IpLen++; | |
2498 | if (hdr->frame_status_b14 & VRHSTATB_IPHERR) | |
2499 | adapter->if_events.IpHlen++; | |
4d6f6af8 | 2500 | } else { |
4d6ea9c3 DK |
2501 | if (hdr->frame_statusGB & VGBSTAT_XPERR) { |
2502 | u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT; | |
2503 | ||
2504 | if (xerr == VGBSTAT_XCSERR) | |
2505 | adapter->if_events.TpCsum++; | |
2506 | if (xerr == VGBSTAT_XUFLOW) | |
2507 | adapter->if_events.Tprtoflow++; | |
2508 | if (xerr == VGBSTAT_XHLEN) | |
2509 | adapter->if_events.TpHlen++; | |
2510 | } | |
2511 | if (hdr->frame_statusGB & VGBSTAT_NETERR) { | |
2512 | u32 nerr = | |
2513 | (hdr-> | |
2514 | frame_statusGB >> VGBSTAT_NERRSHFT) & | |
2515 | VGBSTAT_NERRMSK; | |
2516 | if (nerr == VGBSTAT_NCSERR) | |
2517 | adapter->if_events.IpCsum++; | |
2518 | if (nerr == VGBSTAT_NUFLOW) | |
2519 | adapter->if_events.IpLen++; | |
2520 | if (nerr == VGBSTAT_NHLEN) | |
2521 | adapter->if_events.IpHlen++; | |
2522 | } | |
2523 | if (hdr->frame_statusGB & VGBSTAT_LNKERR) { | |
2524 | u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK; | |
2525 | ||
2526 | if (lerr == VGBSTAT_LDEARLY) | |
2527 | adapter->if_events.rcvearly++; | |
2528 | if (lerr == VGBSTAT_LBOFLO) | |
2529 | adapter->if_events.Bufov++; | |
2530 | if (lerr == VGBSTAT_LCODERR) | |
2531 | adapter->if_events.Code++; | |
2532 | if (lerr == VGBSTAT_LDBLNBL) | |
2533 | adapter->if_events.Drbl++; | |
2534 | if (lerr == VGBSTAT_LCRCERR) | |
2535 | adapter->if_events.Crc++; | |
2536 | if (lerr == VGBSTAT_LOFLO) | |
2537 | adapter->if_events.oflow802++; | |
2538 | if (lerr == VGBSTAT_LUFLO) | |
2539 | adapter->if_events.uflow802++; | |
2540 | } | |
4d6f6af8 | 2541 | } |
4d6ea9c3 | 2542 | return; |
4d6f6af8 GKH |
2543 | } |
2544 | ||
4d6ea9c3 DK |
2545 | #define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000 |
2546 | #define M_FAST_PATH 0x0040 | |
4d6f6af8 | 2547 | |
4d6ea9c3 | 2548 | static void slic_rcv_handler(struct adapter *adapter) |
4d6f6af8 | 2549 | { |
9092de6d | 2550 | struct net_device *netdev = adapter->netdev; |
4d6ea9c3 DK |
2551 | struct sk_buff *skb; |
2552 | struct slic_rcvbuf *rcvbuf; | |
2553 | u32 frames = 0; | |
4d6f6af8 | 2554 | |
4d6ea9c3 DK |
2555 | while ((skb = slic_rcvqueue_getnext(adapter))) { |
2556 | u32 rx_bytes; | |
4d6f6af8 | 2557 | |
4d6ea9c3 DK |
2558 | rcvbuf = (struct slic_rcvbuf *)skb->head; |
2559 | adapter->card->events++; | |
2560 | if (rcvbuf->status & IRHDDR_ERR) { | |
2561 | adapter->rx_errors++; | |
2562 | slic_rcv_handle_error(adapter, rcvbuf); | |
2563 | slic_rcvqueue_reinsert(adapter, skb); | |
2564 | continue; | |
2565 | } | |
4d6f6af8 | 2566 | |
4d6ea9c3 DK |
2567 | if (!slic_mac_filter(adapter, (struct ether_header *) |
2568 | rcvbuf->data)) { | |
2569 | slic_rcvqueue_reinsert(adapter, skb); | |
2570 | continue; | |
2571 | } | |
2572 | skb_pull(skb, SLIC_RCVBUF_HEADSIZE); | |
2573 | rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK); | |
2574 | skb_put(skb, rx_bytes); | |
9092de6d DK |
2575 | netdev->stats.rx_packets++; |
2576 | netdev->stats.rx_bytes += rx_bytes; | |
4d6ea9c3 DK |
2577 | #if SLIC_OFFLOAD_IP_CHECKSUM |
2578 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
2579 | #endif | |
4d6f6af8 | 2580 | |
4d6ea9c3 DK |
2581 | skb->dev = adapter->netdev; |
2582 | skb->protocol = eth_type_trans(skb, skb->dev); | |
2583 | netif_rx(skb); | |
4d6f6af8 | 2584 | |
4d6ea9c3 DK |
2585 | ++frames; |
2586 | #if SLIC_INTERRUPT_PROCESS_LIMIT | |
2587 | if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) { | |
2588 | adapter->rcv_interrupt_yields++; | |
4d6f6af8 GKH |
2589 | break; |
2590 | } | |
4d6ea9c3 | 2591 | #endif |
4d6f6af8 | 2592 | } |
4d6ea9c3 | 2593 | adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames); |
4d6f6af8 GKH |
2594 | } |
2595 | ||
4d6ea9c3 | 2596 | static void slic_xmit_complete(struct adapter *adapter) |
4d6f6af8 | 2597 | { |
4d6ea9c3 DK |
2598 | struct slic_hostcmd *hcmd; |
2599 | struct slic_rspbuf *rspbuf; | |
2600 | u32 frames = 0; | |
2601 | struct slic_handle_word slic_handle_word; | |
4d6f6af8 | 2602 | |
4d6ea9c3 DK |
2603 | do { |
2604 | rspbuf = slic_rspqueue_getnext(adapter); | |
2605 | if (!rspbuf) | |
2606 | break; | |
2607 | adapter->xmit_completes++; | |
2608 | adapter->card->events++; | |
2609 | /* | |
2610 | Get the complete host command buffer | |
2611 | */ | |
2612 | slic_handle_word.handle_token = rspbuf->hosthandle; | |
4d6ea9c3 DK |
2613 | hcmd = |
2614 | (struct slic_hostcmd *) | |
2615 | adapter->slic_handles[slic_handle_word.handle_index]. | |
2616 | address; | |
2617 | /* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */ | |
4d6ea9c3 DK |
2618 | if (hcmd->type == SLIC_CMD_DUMB) { |
2619 | if (hcmd->skb) | |
2620 | dev_kfree_skb_irq(hcmd->skb); | |
2621 | slic_cmdq_putdone_irq(adapter, hcmd); | |
4d6f6af8 | 2622 | } |
4d6ea9c3 DK |
2623 | rspbuf->status = 0; |
2624 | rspbuf->hosthandle = 0; | |
2625 | frames++; | |
2626 | } while (1); | |
2627 | adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames); | |
4d6f6af8 GKH |
2628 | } |
2629 | ||
4d6ea9c3 | 2630 | static irqreturn_t slic_interrupt(int irq, void *dev_id) |
4d6f6af8 | 2631 | { |
4d6ea9c3 DK |
2632 | struct net_device *dev = (struct net_device *)dev_id; |
2633 | struct adapter *adapter = netdev_priv(dev); | |
2634 | u32 isr; | |
4d6f6af8 | 2635 | |
4d6ea9c3 DK |
2636 | if ((adapter->pshmem) && (adapter->pshmem->isr)) { |
2637 | slic_reg32_write(&adapter->slic_regs->slic_icr, | |
2638 | ICR_INT_MASK, FLUSH); | |
2639 | isr = adapter->isrcopy = adapter->pshmem->isr; | |
2640 | adapter->pshmem->isr = 0; | |
2641 | adapter->num_isrs++; | |
2642 | switch (adapter->card->state) { | |
2643 | case CARD_UP: | |
2644 | if (isr & ~ISR_IO) { | |
2645 | if (isr & ISR_ERR) { | |
2646 | adapter->error_interrupts++; | |
2647 | if (isr & ISR_RMISS) { | |
2648 | int count; | |
2649 | int pre_count; | |
2650 | int errors; | |
4d6f6af8 | 2651 | |
4d6ea9c3 DK |
2652 | struct slic_rcvqueue *rcvq = |
2653 | &adapter->rcvqueue; | |
4d6f6af8 | 2654 | |
4d6ea9c3 DK |
2655 | adapter-> |
2656 | error_rmiss_interrupts++; | |
2657 | if (!rcvq->errors) | |
2658 | rcv_count = rcvq->count; | |
2659 | pre_count = rcvq->count; | |
2660 | errors = rcvq->errors; | |
4d6f6af8 | 2661 | |
4d6ea9c3 DK |
2662 | while (rcvq->count < |
2663 | SLIC_RCVQ_FILLTHRESH) { | |
2664 | count = | |
2665 | slic_rcvqueue_fill | |
2666 | (adapter); | |
2667 | if (!count) | |
2668 | break; | |
2669 | } | |
2670 | } else if (isr & ISR_XDROP) { | |
2671 | dev_err(&dev->dev, | |
2672 | "isr & ISR_ERR [%x] " | |
2673 | "ISR_XDROP \n", isr); | |
2674 | } else { | |
2675 | dev_err(&dev->dev, | |
2676 | "isr & ISR_ERR [%x]\n", | |
2677 | isr); | |
2678 | } | |
2679 | } | |
e8bc9b7a | 2680 | |
4d6ea9c3 DK |
2681 | if (isr & ISR_LEVENT) { |
2682 | adapter->linkevent_interrupts++; | |
2683 | slic_link_event_handler(adapter); | |
2684 | } | |
4d6f6af8 | 2685 | |
4d6ea9c3 DK |
2686 | if ((isr & ISR_UPC) || |
2687 | (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { | |
2688 | adapter->upr_interrupts++; | |
2689 | slic_upr_request_complete(adapter, isr); | |
2690 | } | |
2691 | } | |
4d6f6af8 | 2692 | |
4d6ea9c3 DK |
2693 | if (isr & ISR_RCV) { |
2694 | adapter->rcv_interrupts++; | |
2695 | slic_rcv_handler(adapter); | |
2696 | } | |
4d6f6af8 | 2697 | |
4d6ea9c3 DK |
2698 | if (isr & ISR_CMD) { |
2699 | adapter->xmit_interrupts++; | |
2700 | slic_xmit_complete(adapter); | |
2701 | } | |
2702 | break; | |
4d6f6af8 | 2703 | |
4d6ea9c3 DK |
2704 | case CARD_DOWN: |
2705 | if ((isr & ISR_UPC) || | |
2706 | (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { | |
2707 | adapter->upr_interrupts++; | |
2708 | slic_upr_request_complete(adapter, isr); | |
2709 | } | |
2710 | break; | |
4d6ea9c3 | 2711 | } |
4d6f6af8 | 2712 | |
4d6ea9c3 DK |
2713 | adapter->isrcopy = 0; |
2714 | adapter->all_reg_writes += 2; | |
2715 | adapter->isr_reg_writes++; | |
2716 | slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH); | |
2717 | } else { | |
2718 | adapter->false_interrupts++; | |
4d6f6af8 | 2719 | } |
4d6ea9c3 | 2720 | return IRQ_HANDLED; |
4d6f6af8 GKH |
2721 | } |
2722 | ||
4d6ea9c3 | 2723 | #define NORMAL_ETHFRAME 0 |
4d6f6af8 | 2724 | |
4d6ea9c3 DK |
2725 | static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev) |
2726 | { | |
2727 | struct sliccard *card; | |
2728 | struct adapter *adapter = netdev_priv(dev); | |
2729 | struct slic_hostcmd *hcmd = NULL; | |
2730 | u32 status = 0; | |
4d6ea9c3 | 2731 | void *offloadcmd = NULL; |
4d6f6af8 | 2732 | |
4d6ea9c3 | 2733 | card = adapter->card; |
4d6ea9c3 DK |
2734 | if ((adapter->linkstate != LINK_UP) || |
2735 | (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) { | |
2736 | status = XMIT_FAIL_LINK_STATE; | |
2737 | goto xmit_fail; | |
4d6f6af8 | 2738 | |
4d6ea9c3 DK |
2739 | } else if (skb->len == 0) { |
2740 | status = XMIT_FAIL_ZERO_LENGTH; | |
2741 | goto xmit_fail; | |
4d6f6af8 GKH |
2742 | } |
2743 | ||
cbb0920b PH |
2744 | hcmd = slic_cmdq_getfree(adapter); |
2745 | if (!hcmd) { | |
2746 | adapter->xmitq_full = 1; | |
2747 | status = XMIT_FAIL_HOSTCMD_FAIL; | |
2748 | goto xmit_fail; | |
4d6ea9c3 | 2749 | } |
cbb0920b PH |
2750 | hcmd->skb = skb; |
2751 | hcmd->busy = 1; | |
2752 | hcmd->type = SLIC_CMD_DUMB; | |
2753 | slic_xmit_build_request(adapter, hcmd, skb); | |
9092de6d DK |
2754 | dev->stats.tx_packets++; |
2755 | dev->stats.tx_bytes += skb->len; | |
4d6f6af8 | 2756 | |
4d6ea9c3 DK |
2757 | #ifdef DEBUG_DUMP |
2758 | if (adapter->kill_card) { | |
2759 | struct slic_host64_cmd ihcmd; | |
4d6f6af8 | 2760 | |
4d6ea9c3 DK |
2761 | ihcmd = &hcmd->cmd64; |
2762 | ||
2763 | ihcmd->flags |= 0x40; | |
2764 | adapter->kill_card = 0; /* only do this once */ | |
4d6f6af8 | 2765 | } |
4d6ea9c3 DK |
2766 | #endif |
2767 | if (hcmd->paddrh == 0) { | |
2768 | slic_reg32_write(&adapter->slic_regs->slic_cbar, | |
2769 | (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH); | |
2770 | } else { | |
2771 | slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64, | |
2772 | (hcmd->paddrl | hcmd->cmdsize), | |
2773 | &adapter->slic_regs->slic_addr_upper, | |
2774 | hcmd->paddrh, DONT_FLUSH); | |
2775 | } | |
2776 | xmit_done: | |
2777 | return NETDEV_TX_OK; | |
2778 | xmit_fail: | |
cbb0920b | 2779 | slic_xmit_fail(adapter, skb, offloadcmd, NORMAL_ETHFRAME, status); |
4d6ea9c3 | 2780 | goto xmit_done; |
4d6f6af8 GKH |
2781 | } |
2782 | ||
4d6ea9c3 DK |
2783 | |
2784 | static void slic_adapter_freeresources(struct adapter *adapter) | |
4d6f6af8 | 2785 | { |
4d6ea9c3 | 2786 | slic_init_cleanup(adapter); |
4d6ea9c3 DK |
2787 | adapter->error_interrupts = 0; |
2788 | adapter->rcv_interrupts = 0; | |
2789 | adapter->xmit_interrupts = 0; | |
2790 | adapter->linkevent_interrupts = 0; | |
2791 | adapter->upr_interrupts = 0; | |
2792 | adapter->num_isrs = 0; | |
2793 | adapter->xmit_completes = 0; | |
2794 | adapter->rcv_broadcasts = 0; | |
2795 | adapter->rcv_multicasts = 0; | |
2796 | adapter->rcv_unicasts = 0; | |
2797 | } | |
4d6f6af8 | 2798 | |
4d6ea9c3 DK |
2799 | static int slic_adapter_allocresources(struct adapter *adapter) |
2800 | { | |
2801 | if (!adapter->intrregistered) { | |
2802 | int retval; | |
4d6f6af8 | 2803 | |
4d6ea9c3 DK |
2804 | spin_unlock_irqrestore(&slic_global.driver_lock.lock, |
2805 | slic_global.driver_lock.flags); | |
4d6f6af8 | 2806 | |
4d6ea9c3 DK |
2807 | retval = request_irq(adapter->netdev->irq, |
2808 | &slic_interrupt, | |
2809 | IRQF_SHARED, | |
2810 | adapter->netdev->name, adapter->netdev); | |
4d6f6af8 | 2811 | |
4d6ea9c3 DK |
2812 | spin_lock_irqsave(&slic_global.driver_lock.lock, |
2813 | slic_global.driver_lock.flags); | |
2814 | ||
2815 | if (retval) { | |
2816 | dev_err(&adapter->netdev->dev, | |
2817 | "request_irq (%s) FAILED [%x]\n", | |
2818 | adapter->netdev->name, retval); | |
2819 | return retval; | |
4d6f6af8 | 2820 | } |
4d6ea9c3 | 2821 | adapter->intrregistered = 1; |
4d6f6af8 | 2822 | } |
d1939786 | 2823 | return 0; |
4d6f6af8 GKH |
2824 | } |
2825 | ||
4d6ea9c3 DK |
2826 | /* |
2827 | * slic_if_init | |
2828 | * | |
2829 | * Perform initialization of our slic interface. | |
2830 | * | |
2831 | */ | |
2832 | static int slic_if_init(struct adapter *adapter) | |
4d6f6af8 | 2833 | { |
4d6ea9c3 DK |
2834 | struct sliccard *card = adapter->card; |
2835 | struct net_device *dev = adapter->netdev; | |
2836 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
2837 | struct slic_shmem *pshmem; | |
2838 | int rc; | |
4d6f6af8 | 2839 | |
4d6ea9c3 DK |
2840 | /* adapter should be down at this point */ |
2841 | if (adapter->state != ADAPT_DOWN) { | |
2842 | dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n", | |
2843 | __func__); | |
2844 | rc = -EIO; | |
2845 | goto err; | |
4d6f6af8 | 2846 | } |
4d6f6af8 | 2847 | |
4d6ea9c3 DK |
2848 | adapter->devflags_prev = dev->flags; |
2849 | adapter->macopts = MAC_DIRECTED; | |
2850 | if (dev->flags) { | |
2851 | if (dev->flags & IFF_BROADCAST) | |
2852 | adapter->macopts |= MAC_BCAST; | |
2853 | if (dev->flags & IFF_PROMISC) | |
2854 | adapter->macopts |= MAC_PROMISC; | |
2855 | if (dev->flags & IFF_ALLMULTI) | |
2856 | adapter->macopts |= MAC_ALLMCAST; | |
2857 | if (dev->flags & IFF_MULTICAST) | |
2858 | adapter->macopts |= MAC_MCAST; | |
2859 | } | |
2860 | rc = slic_adapter_allocresources(adapter); | |
2861 | if (rc) { | |
2862 | dev_err(&dev->dev, | |
2863 | "%s: slic_adapter_allocresources FAILED %x\n", | |
2864 | __func__, rc); | |
2865 | slic_adapter_freeresources(adapter); | |
2866 | goto err; | |
2867 | } | |
4d6f6af8 | 2868 | |
4d6ea9c3 | 2869 | if (!adapter->queues_initialized) { |
83682cd2 CJB |
2870 | rc = slic_rspqueue_init(adapter); |
2871 | if (rc) | |
4d6ea9c3 | 2872 | goto err; |
83682cd2 CJB |
2873 | rc = slic_cmdq_init(adapter); |
2874 | if (rc) | |
4d6ea9c3 | 2875 | goto err; |
83682cd2 CJB |
2876 | rc = slic_rcvqueue_init(adapter); |
2877 | if (rc) | |
4d6ea9c3 DK |
2878 | goto err; |
2879 | adapter->queues_initialized = 1; | |
2880 | } | |
4d6f6af8 | 2881 | |
4d6ea9c3 DK |
2882 | slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); |
2883 | mdelay(1); | |
2884 | ||
2885 | if (!adapter->isp_initialized) { | |
01d0a9b4 JP |
2886 | pshmem = (struct slic_shmem *)(unsigned long) |
2887 | adapter->phys_shmem; | |
4d6ea9c3 DK |
2888 | |
2889 | spin_lock_irqsave(&adapter->bit64reglock.lock, | |
2890 | adapter->bit64reglock.flags); | |
2891 | ||
1033f1f7 | 2892 | #if BITS_PER_LONG == 64 |
4d6ea9c3 DK |
2893 | slic_reg32_write(&slic_regs->slic_addr_upper, |
2894 | SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH); | |
2895 | slic_reg32_write(&slic_regs->slic_isp, | |
2896 | SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH); | |
1033f1f7 | 2897 | #else |
4d6ea9c3 DK |
2898 | slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); |
2899 | slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH); | |
4d6f6af8 | 2900 | #endif |
4d6ea9c3 DK |
2901 | spin_unlock_irqrestore(&adapter->bit64reglock.lock, |
2902 | adapter->bit64reglock.flags); | |
2903 | adapter->isp_initialized = 1; | |
4d6f6af8 | 2904 | } |
4d6f6af8 | 2905 | |
4d6ea9c3 DK |
2906 | adapter->state = ADAPT_UP; |
2907 | if (!card->loadtimerset) { | |
2908 | init_timer(&card->loadtimer); | |
2909 | card->loadtimer.expires = | |
2910 | jiffies + (SLIC_LOADTIMER_PERIOD * HZ); | |
2911 | card->loadtimer.data = (ulong) card; | |
2912 | card->loadtimer.function = &slic_timer_load_check; | |
2913 | add_timer(&card->loadtimer); | |
2914 | ||
2915 | card->loadtimerset = 1; | |
2916 | } | |
2917 | ||
2918 | if (!adapter->pingtimerset) { | |
2919 | init_timer(&adapter->pingtimer); | |
2920 | adapter->pingtimer.expires = | |
2921 | jiffies + (PING_TIMER_INTERVAL * HZ); | |
2922 | adapter->pingtimer.data = (ulong) dev; | |
2923 | adapter->pingtimer.function = &slic_timer_ping; | |
2924 | add_timer(&adapter->pingtimer); | |
2925 | adapter->pingtimerset = 1; | |
2926 | adapter->card->pingstatus = ISR_PINGMASK; | |
2927 | } | |
2928 | ||
2929 | /* | |
2930 | * clear any pending events, then enable interrupts | |
2931 | */ | |
2932 | adapter->isrcopy = 0; | |
2933 | adapter->pshmem->isr = 0; | |
2934 | slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH); | |
2935 | slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH); | |
2936 | ||
2937 | slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD); | |
2938 | slic_link_event_handler(adapter); | |
4d6f6af8 | 2939 | |
4d6ea9c3 DK |
2940 | err: |
2941 | return rc; | |
4d6f6af8 GKH |
2942 | } |
2943 | ||
4d6ea9c3 | 2944 | static int slic_entry_open(struct net_device *dev) |
4d6f6af8 | 2945 | { |
4d6ea9c3 DK |
2946 | struct adapter *adapter = netdev_priv(dev); |
2947 | struct sliccard *card = adapter->card; | |
4d6ea9c3 | 2948 | int status; |
4d6f6af8 | 2949 | |
4d6ea9c3 | 2950 | netif_stop_queue(adapter->netdev); |
4d6f6af8 | 2951 | |
4d6ea9c3 DK |
2952 | spin_lock_irqsave(&slic_global.driver_lock.lock, |
2953 | slic_global.driver_lock.flags); | |
4d6ea9c3 DK |
2954 | if (!adapter->activated) { |
2955 | card->adapters_activated++; | |
2956 | slic_global.num_slic_ports_active++; | |
2957 | adapter->activated = 1; | |
2958 | } | |
2959 | status = slic_if_init(adapter); | |
4d6f6af8 | 2960 | |
4d6ea9c3 DK |
2961 | if (status != 0) { |
2962 | if (adapter->activated) { | |
2963 | card->adapters_activated--; | |
2964 | slic_global.num_slic_ports_active--; | |
2965 | adapter->activated = 0; | |
4d6f6af8 | 2966 | } |
71329965 | 2967 | goto spin_unlock; |
4d6ea9c3 DK |
2968 | } |
2969 | if (!card->master) | |
2970 | card->master = adapter; | |
2971 | ||
71329965 DN |
2972 | spin_unlock: |
2973 | spin_unlock_irqrestore(&slic_global.driver_lock.lock, | |
2974 | slic_global.driver_lock.flags); | |
2975 | return status; | |
4d6f6af8 GKH |
2976 | } |
2977 | ||
4d6ea9c3 | 2978 | static void slic_card_cleanup(struct sliccard *card) |
4d6f6af8 | 2979 | { |
4d6ea9c3 DK |
2980 | if (card->loadtimerset) { |
2981 | card->loadtimerset = 0; | |
2982 | del_timer(&card->loadtimer); | |
2983 | } | |
4d6f6af8 | 2984 | |
4d6ea9c3 | 2985 | slic_debug_card_destroy(card); |
4d6f6af8 | 2986 | |
4d6ea9c3 | 2987 | kfree(card); |
4d6f6af8 GKH |
2988 | } |
2989 | ||
ecb4f387 | 2990 | static void slic_entry_remove(struct pci_dev *pcidev) |
4d6f6af8 | 2991 | { |
4d6ea9c3 DK |
2992 | struct net_device *dev = pci_get_drvdata(pcidev); |
2993 | u32 mmio_start = 0; | |
2994 | uint mmio_len = 0; | |
2995 | struct adapter *adapter = netdev_priv(dev); | |
2996 | struct sliccard *card; | |
2997 | struct mcast_address *mcaddr, *mlist; | |
4d6f6af8 | 2998 | |
4d6ea9c3 DK |
2999 | slic_adapter_freeresources(adapter); |
3000 | slic_unmap_mmio_space(adapter); | |
3001 | unregister_netdev(dev); | |
3002 | ||
3003 | mmio_start = pci_resource_start(pcidev, 0); | |
3004 | mmio_len = pci_resource_len(pcidev, 0); | |
3005 | ||
3006 | release_mem_region(mmio_start, mmio_len); | |
3007 | ||
3008 | iounmap((void __iomem *)dev->base_addr); | |
3009 | /* free multicast addresses */ | |
3010 | mlist = adapter->mcastaddrs; | |
3011 | while (mlist) { | |
3012 | mcaddr = mlist; | |
3013 | mlist = mlist->next; | |
3014 | kfree(mcaddr); | |
4d6f6af8 | 3015 | } |
4d6ea9c3 | 3016 | card = adapter->card; |
4d6ea9c3 DK |
3017 | card->adapters_allocated--; |
3018 | adapter->allocated = 0; | |
3019 | if (!card->adapters_allocated) { | |
3020 | struct sliccard *curr_card = slic_global.slic_card; | |
3021 | if (curr_card == card) { | |
3022 | slic_global.slic_card = card->next; | |
3023 | } else { | |
3024 | while (curr_card->next != card) | |
3025 | curr_card = curr_card->next; | |
4d6ea9c3 DK |
3026 | curr_card->next = card->next; |
3027 | } | |
4d6ea9c3 DK |
3028 | slic_global.num_slic_cards--; |
3029 | slic_card_cleanup(card); | |
4d6f6af8 | 3030 | } |
20caa14c | 3031 | free_netdev(dev); |
4d6ea9c3 | 3032 | pci_release_regions(pcidev); |
d99b5ac6 | 3033 | pci_disable_device(pcidev); |
4d6f6af8 GKH |
3034 | } |
3035 | ||
4d6ea9c3 | 3036 | static int slic_entry_halt(struct net_device *dev) |
4d6f6af8 | 3037 | { |
4d6ea9c3 DK |
3038 | struct adapter *adapter = netdev_priv(dev); |
3039 | struct sliccard *card = adapter->card; | |
3040 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; | |
4d6f6af8 | 3041 | |
4d6ea9c3 DK |
3042 | spin_lock_irqsave(&slic_global.driver_lock.lock, |
3043 | slic_global.driver_lock.flags); | |
4d6ea9c3 DK |
3044 | netif_stop_queue(adapter->netdev); |
3045 | adapter->state = ADAPT_DOWN; | |
3046 | adapter->linkstate = LINK_DOWN; | |
3047 | adapter->upr_list = NULL; | |
3048 | adapter->upr_busy = 0; | |
3049 | adapter->devflags_prev = 0; | |
4d6ea9c3 DK |
3050 | slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); |
3051 | adapter->all_reg_writes++; | |
3052 | adapter->icr_reg_writes++; | |
3053 | slic_config_clear(adapter); | |
3054 | if (adapter->activated) { | |
3055 | card->adapters_activated--; | |
3056 | slic_global.num_slic_ports_active--; | |
3057 | adapter->activated = 0; | |
3058 | } | |
3059 | #ifdef AUTOMATIC_RESET | |
3060 | slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH); | |
3061 | #endif | |
3062 | /* | |
3063 | * Reset the adapter's cmd queues | |
3064 | */ | |
3065 | slic_cmdq_reset(adapter); | |
4d6f6af8 | 3066 | |
4d6ea9c3 DK |
3067 | #ifdef AUTOMATIC_RESET |
3068 | if (!card->adapters_activated) | |
3069 | slic_card_init(card, adapter); | |
3070 | #endif | |
4d6f6af8 | 3071 | |
4d6ea9c3 DK |
3072 | spin_unlock_irqrestore(&slic_global.driver_lock.lock, |
3073 | slic_global.driver_lock.flags); | |
3074 | return 0; | |
3075 | } | |
4d6f6af8 | 3076 | |
4d6ea9c3 DK |
3077 | static struct net_device_stats *slic_get_stats(struct net_device *dev) |
3078 | { | |
3079 | struct adapter *adapter = netdev_priv(dev); | |
4d6f6af8 | 3080 | |
4d6ea9c3 DK |
3081 | dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions; |
3082 | dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors; | |
3083 | dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors; | |
3084 | dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards; | |
3085 | dev->stats.tx_heartbeat_errors = 0; | |
3086 | dev->stats.tx_aborted_errors = 0; | |
3087 | dev->stats.tx_window_errors = 0; | |
3088 | dev->stats.tx_fifo_errors = 0; | |
3089 | dev->stats.rx_frame_errors = 0; | |
3090 | dev->stats.rx_length_errors = 0; | |
3091 | ||
3092 | return &dev->stats; | |
4d6f6af8 GKH |
3093 | } |
3094 | ||
4d6ea9c3 | 3095 | static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) |
4d6f6af8 | 3096 | { |
4d6ea9c3 DK |
3097 | struct adapter *adapter = netdev_priv(dev); |
3098 | struct ethtool_cmd edata; | |
3099 | struct ethtool_cmd ecmd; | |
3100 | u32 data[7]; | |
3101 | u32 intagg; | |
4d6f6af8 | 3102 | |
4d6ea9c3 DK |
3103 | switch (cmd) { |
3104 | case SIOCSLICSETINTAGG: | |
3105 | if (copy_from_user(data, rq->ifr_data, 28)) | |
3106 | return -EFAULT; | |
3107 | intagg = data[0]; | |
3108 | dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n", | |
3109 | __func__, intagg); | |
3110 | slic_intagg_set(adapter, intagg); | |
3111 | return 0; | |
4d6f6af8 | 3112 | |
4d6ea9c3 DK |
3113 | #ifdef SLIC_TRACE_DUMP_ENABLED |
3114 | case SIOCSLICTRACEDUMP: | |
3115 | { | |
3116 | u32 value; | |
3117 | DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n"); | |
3118 | ||
3119 | if (copy_from_user(data, rq->ifr_data, 28)) { | |
3120 | PRINT_ERROR | |
3121 | ("slic: copy_from_user FAILED getting initial simba param\n"); | |
3122 | return -EFAULT; | |
3123 | } | |
3124 | ||
3125 | value = data[0]; | |
3126 | if (tracemon_request == SLIC_DUMP_DONE) { | |
3127 | PRINT_ERROR | |
3128 | ("ATK Diagnostic Trace Dump Requested\n"); | |
3129 | tracemon_request = SLIC_DUMP_REQUESTED; | |
3130 | tracemon_request_type = value; | |
3131 | tracemon_timestamp = jiffies; | |
3132 | } else if ((tracemon_request == SLIC_DUMP_REQUESTED) || | |
3133 | (tracemon_request == | |
3134 | SLIC_DUMP_IN_PROGRESS)) { | |
3135 | PRINT_ERROR | |
3136 | ("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n"); | |
3137 | } else { | |
3138 | PRINT_ERROR | |
3139 | ("ATK Diagnostic Trace Dump Requested\n"); | |
3140 | tracemon_request = SLIC_DUMP_REQUESTED; | |
3141 | tracemon_request_type = value; | |
3142 | tracemon_timestamp = jiffies; | |
4d6f6af8 | 3143 | } |
4d6ea9c3 | 3144 | return 0; |
4d6f6af8 | 3145 | } |
4d6ea9c3 DK |
3146 | #endif |
3147 | case SIOCETHTOOL: | |
4d6ea9c3 DK |
3148 | if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd))) |
3149 | return -EFAULT; | |
4d6f6af8 | 3150 | |
4d6ea9c3 | 3151 | if (ecmd.cmd == ETHTOOL_GSET) { |
986d7584 | 3152 | memset(&edata, 0, sizeof(edata)); |
4d6ea9c3 DK |
3153 | edata.supported = (SUPPORTED_10baseT_Half | |
3154 | SUPPORTED_10baseT_Full | | |
3155 | SUPPORTED_100baseT_Half | | |
3156 | SUPPORTED_100baseT_Full | | |
3157 | SUPPORTED_Autoneg | SUPPORTED_MII); | |
3158 | edata.port = PORT_MII; | |
3159 | edata.transceiver = XCVR_INTERNAL; | |
3160 | edata.phy_address = 0; | |
3161 | if (adapter->linkspeed == LINK_100MB) | |
3162 | edata.speed = SPEED_100; | |
3163 | else if (adapter->linkspeed == LINK_10MB) | |
3164 | edata.speed = SPEED_10; | |
3165 | else | |
3166 | edata.speed = 0; | |
4d6f6af8 | 3167 | |
4d6ea9c3 DK |
3168 | if (adapter->linkduplex == LINK_FULLD) |
3169 | edata.duplex = DUPLEX_FULL; | |
3170 | else | |
3171 | edata.duplex = DUPLEX_HALF; | |
4d6f6af8 | 3172 | |
4d6ea9c3 DK |
3173 | edata.autoneg = AUTONEG_ENABLE; |
3174 | edata.maxtxpkt = 1; | |
3175 | edata.maxrxpkt = 1; | |
3176 | if (copy_to_user(rq->ifr_data, &edata, sizeof(edata))) | |
3177 | return -EFAULT; | |
4d6f6af8 | 3178 | |
4d6ea9c3 DK |
3179 | } else if (ecmd.cmd == ETHTOOL_SSET) { |
3180 | if (!capable(CAP_NET_ADMIN)) | |
3181 | return -EPERM; | |
4d6f6af8 | 3182 | |
4d6ea9c3 DK |
3183 | if (adapter->linkspeed == LINK_100MB) |
3184 | edata.speed = SPEED_100; | |
3185 | else if (adapter->linkspeed == LINK_10MB) | |
3186 | edata.speed = SPEED_10; | |
3187 | else | |
3188 | edata.speed = 0; | |
3189 | ||
3190 | if (adapter->linkduplex == LINK_FULLD) | |
3191 | edata.duplex = DUPLEX_FULL; | |
3192 | else | |
3193 | edata.duplex = DUPLEX_HALF; | |
3194 | ||
3195 | edata.autoneg = AUTONEG_ENABLE; | |
3196 | edata.maxtxpkt = 1; | |
3197 | edata.maxrxpkt = 1; | |
3198 | if ((ecmd.speed != edata.speed) || | |
3199 | (ecmd.duplex != edata.duplex)) { | |
3200 | u32 speed; | |
3201 | u32 duplex; | |
3202 | ||
3203 | if (ecmd.speed == SPEED_10) | |
3204 | speed = 0; | |
3205 | else | |
3206 | speed = PCR_SPEED_100; | |
3207 | if (ecmd.duplex == DUPLEX_FULL) | |
3208 | duplex = PCR_DUPLEX_FULL; | |
3209 | else | |
3210 | duplex = 0; | |
3211 | slic_link_config(adapter, speed, duplex); | |
3212 | slic_link_event_handler(adapter); | |
3213 | } | |
3214 | } | |
3215 | return 0; | |
3216 | default: | |
3217 | return -EOPNOTSUPP; | |
3218 | } | |
4d6f6af8 GKH |
3219 | } |
3220 | ||
4d6ea9c3 | 3221 | static void slic_config_pci(struct pci_dev *pcidev) |
4d6f6af8 | 3222 | { |
4d6ea9c3 DK |
3223 | u16 pci_command; |
3224 | u16 new_command; | |
4d6f6af8 | 3225 | |
4d6ea9c3 DK |
3226 | pci_read_config_word(pcidev, PCI_COMMAND, &pci_command); |
3227 | ||
3228 | new_command = pci_command | PCI_COMMAND_MASTER | |
3229 | | PCI_COMMAND_MEMORY | |
3230 | | PCI_COMMAND_INVALIDATE | |
3231 | | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK; | |
3232 | if (pci_command != new_command) | |
3233 | pci_write_config_word(pcidev, PCI_COMMAND, new_command); | |
4d6f6af8 GKH |
3234 | } |
3235 | ||
4d6ea9c3 | 3236 | static int slic_card_init(struct sliccard *card, struct adapter *adapter) |
4d6f6af8 | 3237 | { |
4d6ea9c3 DK |
3238 | __iomem struct slic_regs *slic_regs = adapter->slic_regs; |
3239 | struct slic_eeprom *peeprom; | |
3240 | struct oslic_eeprom *pOeeprom; | |
3241 | dma_addr_t phys_config; | |
3242 | u32 phys_configh; | |
3243 | u32 phys_configl; | |
3244 | u32 i = 0; | |
3245 | struct slic_shmem *pshmem; | |
3246 | int status; | |
3247 | uint macaddrs = card->card_size; | |
3248 | ushort eecodesize; | |
3249 | ushort dramsize; | |
3250 | ushort ee_chksum; | |
3251 | ushort calc_chksum; | |
3252 | struct slic_config_mac *pmac; | |
3253 | unsigned char fruformat; | |
3254 | unsigned char oemfruformat; | |
3255 | struct atk_fru *patkfru; | |
3256 | union oemfru *poemfru; | |
4d6f6af8 | 3257 | |
4d6ea9c3 DK |
3258 | /* Reset everything except PCI configuration space */ |
3259 | slic_soft_reset(adapter); | |
3260 | ||
3261 | /* Download the microcode */ | |
3262 | status = slic_card_download(adapter); | |
3263 | ||
3264 | if (status != 0) { | |
3265 | dev_err(&adapter->pcidev->dev, | |
3266 | "download failed bus %d slot %d\n", | |
3267 | adapter->busnumber, adapter->slotnumber); | |
3268 | return status; | |
4d6f6af8 | 3269 | } |
4d6f6af8 | 3270 | |
4d6ea9c3 DK |
3271 | if (!card->config_set) { |
3272 | peeprom = pci_alloc_consistent(adapter->pcidev, | |
3273 | sizeof(struct slic_eeprom), | |
3274 | &phys_config); | |
4d6f6af8 | 3275 | |
4d6ea9c3 DK |
3276 | phys_configl = SLIC_GET_ADDR_LOW(phys_config); |
3277 | phys_configh = SLIC_GET_ADDR_HIGH(phys_config); | |
4d6f6af8 | 3278 | |
4d6ea9c3 DK |
3279 | if (!peeprom) { |
3280 | dev_err(&adapter->pcidev->dev, | |
3281 | "eeprom read failed to get memory " | |
3282 | "bus %d slot %d\n", adapter->busnumber, | |
3283 | adapter->slotnumber); | |
3284 | return -ENOMEM; | |
4d6f6af8 | 3285 | } else { |
4d6ea9c3 | 3286 | memset(peeprom, 0, sizeof(struct slic_eeprom)); |
4d6f6af8 | 3287 | } |
4d6ea9c3 DK |
3288 | slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); |
3289 | mdelay(1); | |
01d0a9b4 JP |
3290 | pshmem = (struct slic_shmem *)(unsigned long) |
3291 | adapter->phys_shmem; | |
4d6f6af8 | 3292 | |
4d6ea9c3 DK |
3293 | spin_lock_irqsave(&adapter->bit64reglock.lock, |
3294 | adapter->bit64reglock.flags); | |
3295 | slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); | |
3296 | slic_reg32_write(&slic_regs->slic_isp, | |
3297 | SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH); | |
3298 | spin_unlock_irqrestore(&adapter->bit64reglock.lock, | |
3299 | adapter->bit64reglock.flags); | |
4d6f6af8 | 3300 | |
4d6ea9c3 | 3301 | slic_config_get(adapter, phys_configl, phys_configh); |
4d6f6af8 | 3302 | |
4d6ea9c3 DK |
3303 | for (;;) { |
3304 | if (adapter->pshmem->isr) { | |
3305 | if (adapter->pshmem->isr & ISR_UPC) { | |
3306 | adapter->pshmem->isr = 0; | |
3307 | slic_reg64_write(adapter, | |
3308 | &slic_regs->slic_isp, 0, | |
3309 | &slic_regs->slic_addr_upper, | |
3310 | 0, FLUSH); | |
3311 | slic_reg32_write(&slic_regs->slic_isr, | |
3312 | 0, FLUSH); | |
3313 | ||
3314 | slic_upr_request_complete(adapter, 0); | |
3315 | break; | |
3316 | } else { | |
3317 | adapter->pshmem->isr = 0; | |
3318 | slic_reg32_write(&slic_regs->slic_isr, | |
3319 | 0, FLUSH); | |
3320 | } | |
4d6f6af8 | 3321 | } else { |
4d6ea9c3 DK |
3322 | mdelay(1); |
3323 | i++; | |
3324 | if (i > 5000) { | |
3325 | dev_err(&adapter->pcidev->dev, | |
3326 | "%d config data fetch timed out!\n", | |
3327 | adapter->port); | |
3328 | slic_reg64_write(adapter, | |
3329 | &slic_regs->slic_isp, 0, | |
3330 | &slic_regs->slic_addr_upper, | |
3331 | 0, FLUSH); | |
3332 | return -EINVAL; | |
3333 | } | |
4d6f6af8 | 3334 | } |
4d6ea9c3 DK |
3335 | } |
3336 | ||
3337 | switch (adapter->devid) { | |
3338 | /* Oasis card */ | |
3339 | case SLIC_2GB_DEVICE_ID: | |
3340 | /* extract EEPROM data and pointers to EEPROM data */ | |
3341 | pOeeprom = (struct oslic_eeprom *) peeprom; | |
3342 | eecodesize = pOeeprom->EecodeSize; | |
3343 | dramsize = pOeeprom->DramSize; | |
3344 | pmac = pOeeprom->MacInfo; | |
3345 | fruformat = pOeeprom->FruFormat; | |
3346 | patkfru = &pOeeprom->AtkFru; | |
3347 | oemfruformat = pOeeprom->OemFruFormat; | |
3348 | poemfru = &pOeeprom->OemFru; | |
3349 | macaddrs = 2; | |
3350 | /* Minor kludge for Oasis card | |
3351 | get 2 MAC addresses from the | |
3352 | EEPROM to ensure that function 1 | |
3353 | gets the Port 1 MAC address */ | |
3354 | break; | |
3355 | default: | |
3356 | /* extract EEPROM data and pointers to EEPROM data */ | |
3357 | eecodesize = peeprom->EecodeSize; | |
3358 | dramsize = peeprom->DramSize; | |
3359 | pmac = peeprom->u2.mac.MacInfo; | |
3360 | fruformat = peeprom->FruFormat; | |
3361 | patkfru = &peeprom->AtkFru; | |
3362 | oemfruformat = peeprom->OemFruFormat; | |
3363 | poemfru = &peeprom->OemFru; | |
4d6f6af8 GKH |
3364 | break; |
3365 | } | |
4d6f6af8 | 3366 | |
4d6ea9c3 DK |
3367 | card->config.EepromValid = false; |
3368 | ||
3369 | /* see if the EEPROM is valid by checking it's checksum */ | |
3370 | if ((eecodesize <= MAX_EECODE_SIZE) && | |
3371 | (eecodesize >= MIN_EECODE_SIZE)) { | |
3372 | ||
3373 | ee_chksum = | |
3374 | *(u16 *) ((char *) peeprom + (eecodesize - 2)); | |
3375 | /* | |
3376 | calculate the EEPROM checksum | |
3377 | */ | |
3378 | calc_chksum = | |
3379 | ~slic_eeprom_cksum((char *) peeprom, | |
3380 | (eecodesize - 2)); | |
3381 | /* | |
3382 | if the ucdoe chksum flag bit worked, | |
7864a0ac | 3383 | we wouldn't need this |
4d6ea9c3 DK |
3384 | */ |
3385 | if (ee_chksum == calc_chksum) | |
3386 | card->config.EepromValid = true; | |
3387 | } | |
3388 | /* copy in the DRAM size */ | |
3389 | card->config.DramSize = dramsize; | |
3390 | ||
3391 | /* copy in the MAC address(es) */ | |
3392 | for (i = 0; i < macaddrs; i++) { | |
3393 | memcpy(&card->config.MacInfo[i], | |
3394 | &pmac[i], sizeof(struct slic_config_mac)); | |
3395 | } | |
4d6f6af8 | 3396 | |
4d6ea9c3 DK |
3397 | /* copy the Alacritech FRU information */ |
3398 | card->config.FruFormat = fruformat; | |
3399 | memcpy(&card->config.AtkFru, patkfru, | |
3400 | sizeof(struct atk_fru)); | |
e9eff9d6 | 3401 | |
4d6ea9c3 DK |
3402 | pci_free_consistent(adapter->pcidev, |
3403 | sizeof(struct slic_eeprom), | |
3404 | peeprom, phys_config); | |
4d6f6af8 | 3405 | |
4d6ea9c3 DK |
3406 | if ((!card->config.EepromValid) && |
3407 | (adapter->reg_params.fail_on_bad_eeprom)) { | |
3408 | slic_reg64_write(adapter, &slic_regs->slic_isp, 0, | |
3409 | &slic_regs->slic_addr_upper, | |
3410 | 0, FLUSH); | |
3411 | dev_err(&adapter->pcidev->dev, | |
3412 | "unsupported CONFIGURATION EEPROM invalid\n"); | |
3413 | return -EINVAL; | |
3414 | } | |
4d6f6af8 | 3415 | |
4d6ea9c3 | 3416 | card->config_set = 1; |
4d6f6af8 | 3417 | } |
4d6ea9c3 DK |
3418 | |
3419 | if (slic_card_download_gbrcv(adapter)) { | |
3420 | dev_err(&adapter->pcidev->dev, | |
3421 | "unable to download GB receive microcode\n"); | |
3422 | return -EINVAL; | |
4d6f6af8 | 3423 | } |
4d6ea9c3 DK |
3424 | |
3425 | if (slic_global.dynamic_intagg) | |
3426 | slic_intagg_set(adapter, 0); | |
4d6f6af8 | 3427 | else |
4d6ea9c3 | 3428 | slic_intagg_set(adapter, intagg_delay); |
4d6f6af8 | 3429 | |
4d6ea9c3 DK |
3430 | /* |
3431 | * Initialize ping status to "ok" | |
3432 | */ | |
3433 | card->pingstatus = ISR_PINGMASK; | |
4d6f6af8 | 3434 | |
4d6ea9c3 DK |
3435 | /* |
3436 | * Lastly, mark our card state as up and return success | |
3437 | */ | |
3438 | card->state = CARD_UP; | |
3439 | card->reset_in_progress = 0; | |
4d6f6af8 | 3440 | |
4d6ea9c3 DK |
3441 | return 0; |
3442 | } | |
3443 | ||
3444 | static void slic_init_driver(void) | |
3445 | { | |
3446 | if (slic_first_init) { | |
3447 | slic_first_init = 0; | |
3448 | spin_lock_init(&slic_global.driver_lock.lock); | |
3449 | slic_debug_init(); | |
4d6f6af8 | 3450 | } |
4d6ea9c3 | 3451 | } |
4d6f6af8 | 3452 | |
4d6ea9c3 DK |
3453 | static void slic_init_adapter(struct net_device *netdev, |
3454 | struct pci_dev *pcidev, | |
3455 | const struct pci_device_id *pci_tbl_entry, | |
3456 | void __iomem *memaddr, int chip_idx) | |
3457 | { | |
3458 | ushort index; | |
3459 | struct slic_handle *pslic_handle; | |
3460 | struct adapter *adapter = netdev_priv(netdev); | |
4d6f6af8 | 3461 | |
4d6ea9c3 DK |
3462 | /* adapter->pcidev = pcidev;*/ |
3463 | adapter->vendid = pci_tbl_entry->vendor; | |
3464 | adapter->devid = pci_tbl_entry->device; | |
3465 | adapter->subsysid = pci_tbl_entry->subdevice; | |
3466 | adapter->busnumber = pcidev->bus->number; | |
3467 | adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F); | |
3468 | adapter->functionnumber = (pcidev->devfn & 0x7); | |
3469 | adapter->memorylength = pci_resource_len(pcidev, 0); | |
3470 | adapter->slic_regs = (__iomem struct slic_regs *)memaddr; | |
3471 | adapter->irq = pcidev->irq; | |
3472 | /* adapter->netdev = netdev;*/ | |
3473 | adapter->next_netdevice = head_netdevice; | |
3474 | head_netdevice = netdev; | |
3475 | adapter->chipid = chip_idx; | |
3476 | adapter->port = 0; /*adapter->functionnumber;*/ | |
3477 | adapter->cardindex = adapter->port; | |
3478 | adapter->memorybase = memaddr; | |
3479 | spin_lock_init(&adapter->upr_lock.lock); | |
3480 | spin_lock_init(&adapter->bit64reglock.lock); | |
3481 | spin_lock_init(&adapter->adapter_lock.lock); | |
3482 | spin_lock_init(&adapter->reset_lock.lock); | |
3483 | spin_lock_init(&adapter->handle_lock.lock); | |
4d6f6af8 | 3484 | |
4d6ea9c3 DK |
3485 | adapter->card_size = 1; |
3486 | /* | |
3487 | Initialize slic_handle array | |
3488 | */ | |
4d6ea9c3 DK |
3489 | /* |
3490 | Start with 1. 0 is an invalid host handle. | |
3491 | */ | |
3492 | for (index = 1, pslic_handle = &adapter->slic_handles[1]; | |
3493 | index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) { | |
3494 | ||
3495 | pslic_handle->token.handle_index = index; | |
3496 | pslic_handle->type = SLIC_HANDLE_FREE; | |
3497 | pslic_handle->next = adapter->pfree_slic_handles; | |
3498 | adapter->pfree_slic_handles = pslic_handle; | |
4d6f6af8 | 3499 | } |
4d6ea9c3 DK |
3500 | adapter->pshmem = (struct slic_shmem *) |
3501 | pci_alloc_consistent(adapter->pcidev, | |
3502 | sizeof(struct slic_shmem), | |
3503 | &adapter-> | |
3504 | phys_shmem); | |
b8131fc0 DN |
3505 | if (adapter->pshmem) |
3506 | memset(adapter->pshmem, 0, sizeof(struct slic_shmem)); | |
4d6ea9c3 | 3507 | } |
4d6f6af8 | 3508 | |
4d6ea9c3 DK |
3509 | static const struct net_device_ops slic_netdev_ops = { |
3510 | .ndo_open = slic_entry_open, | |
3511 | .ndo_stop = slic_entry_halt, | |
3512 | .ndo_start_xmit = slic_xmit_start, | |
3513 | .ndo_do_ioctl = slic_ioctl, | |
3514 | .ndo_set_mac_address = slic_mac_set_address, | |
3515 | .ndo_get_stats = slic_get_stats, | |
afc4b13d | 3516 | .ndo_set_rx_mode = slic_mcast_set_list, |
4d6ea9c3 DK |
3517 | .ndo_validate_addr = eth_validate_addr, |
3518 | .ndo_change_mtu = eth_change_mtu, | |
3519 | }; | |
4d6f6af8 | 3520 | |
4d6ea9c3 DK |
3521 | static u32 slic_card_locate(struct adapter *adapter) |
3522 | { | |
3523 | struct sliccard *card = slic_global.slic_card; | |
3524 | struct physcard *physcard = slic_global.phys_card; | |
3525 | ushort card_hostid; | |
3526 | u16 __iomem *hostid_reg; | |
3527 | uint i; | |
3528 | uint rdhostid_offset = 0; | |
4d6f6af8 | 3529 | |
4d6ea9c3 DK |
3530 | switch (adapter->devid) { |
3531 | case SLIC_2GB_DEVICE_ID: | |
3532 | rdhostid_offset = SLIC_RDHOSTID_2GB; | |
3533 | break; | |
3534 | case SLIC_1GB_DEVICE_ID: | |
3535 | rdhostid_offset = SLIC_RDHOSTID_1GB; | |
3536 | break; | |
4d6f6af8 | 3537 | default: |
0ab19005 | 3538 | return -ENODEV; |
4d6f6af8 | 3539 | } |
4d6f6af8 | 3540 | |
4d6ea9c3 DK |
3541 | hostid_reg = |
3542 | (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) + | |
3543 | rdhostid_offset); | |
4d6f6af8 | 3544 | |
4d6ea9c3 DK |
3545 | /* read the 16 bit hostid from SRAM */ |
3546 | card_hostid = (ushort) readw(hostid_reg); | |
4d6f6af8 | 3547 | |
4d6ea9c3 DK |
3548 | /* Initialize a new card structure if need be */ |
3549 | if (card_hostid == SLIC_HOSTID_DEFAULT) { | |
3550 | card = kzalloc(sizeof(struct sliccard), GFP_KERNEL); | |
3551 | if (card == NULL) | |
3552 | return -ENOMEM; | |
3553 | ||
3554 | card->next = slic_global.slic_card; | |
3555 | slic_global.slic_card = card; | |
3556 | card->busnumber = adapter->busnumber; | |
3557 | card->slotnumber = adapter->slotnumber; | |
3558 | ||
3559 | /* Find an available cardnum */ | |
3560 | for (i = 0; i < SLIC_MAX_CARDS; i++) { | |
3561 | if (slic_global.cardnuminuse[i] == 0) { | |
3562 | slic_global.cardnuminuse[i] = 1; | |
3563 | card->cardnum = i; | |
3564 | break; | |
3565 | } | |
3566 | } | |
3567 | slic_global.num_slic_cards++; | |
3568 | ||
3569 | slic_debug_card_create(card); | |
3570 | } else { | |
3571 | /* Card exists, find the card this adapter belongs to */ | |
3572 | while (card) { | |
3573 | if (card->cardnum == card_hostid) | |
3574 | break; | |
3575 | card = card->next; | |
3576 | } | |
3577 | } | |
3578 | ||
4d6ea9c3 DK |
3579 | if (!card) |
3580 | return -ENXIO; | |
3581 | /* Put the adapter in the card's adapter list */ | |
4d6ea9c3 DK |
3582 | if (!card->adapter[adapter->port]) { |
3583 | card->adapter[adapter->port] = adapter; | |
3584 | adapter->card = card; | |
3585 | } | |
3586 | ||
3587 | card->card_size = 1; /* one port per *logical* card */ | |
3588 | ||
3589 | while (physcard) { | |
3590 | for (i = 0; i < SLIC_MAX_PORTS; i++) { | |
20d403e8 | 3591 | if (physcard->adapter[i]) |
4d6ea9c3 DK |
3592 | break; |
3593 | } | |
20d403e8 PH |
3594 | if (i == SLIC_MAX_PORTS) |
3595 | break; | |
3596 | ||
4d6ea9c3 DK |
3597 | if (physcard->adapter[i]->slotnumber == adapter->slotnumber) |
3598 | break; | |
3599 | physcard = physcard->next; | |
3600 | } | |
3601 | if (!physcard) { | |
3602 | /* no structure allocated for this physical card yet */ | |
3603 | physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC); | |
34ec83f4 DN |
3604 | if (!physcard) { |
3605 | if (card_hostid == SLIC_HOSTID_DEFAULT) | |
3606 | kfree(card); | |
0608882d | 3607 | return -ENOMEM; |
34ec83f4 | 3608 | } |
4d6ea9c3 DK |
3609 | |
3610 | physcard->next = slic_global.phys_card; | |
3611 | slic_global.phys_card = physcard; | |
3612 | physcard->adapters_allocd = 1; | |
3613 | } else { | |
3614 | physcard->adapters_allocd++; | |
3615 | } | |
3616 | /* Note - this is ZERO relative */ | |
3617 | adapter->physport = physcard->adapters_allocd - 1; | |
3618 | ||
4d6ea9c3 DK |
3619 | physcard->adapter[adapter->physport] = adapter; |
3620 | adapter->physcard = physcard; | |
4d6f6af8 GKH |
3621 | |
3622 | return 0; | |
3623 | } | |
4d6f6af8 | 3624 | |
a0c2feb1 | 3625 | static int slic_entry_probe(struct pci_dev *pcidev, |
4d6ea9c3 | 3626 | const struct pci_device_id *pci_tbl_entry) |
4d6f6af8 | 3627 | { |
4d6ea9c3 DK |
3628 | static int cards_found; |
3629 | static int did_version; | |
3630 | int err = -ENODEV; | |
3631 | struct net_device *netdev; | |
3632 | struct adapter *adapter; | |
3633 | void __iomem *memmapped_ioaddr = NULL; | |
3634 | u32 status = 0; | |
3635 | ulong mmio_start = 0; | |
3636 | ulong mmio_len = 0; | |
3637 | struct sliccard *card = NULL; | |
3638 | int pci_using_dac = 0; | |
4d6f6af8 | 3639 | |
4d6ea9c3 | 3640 | slic_global.dynamic_intagg = dynamic_intagg; |
4d6f6af8 | 3641 | |
4d6ea9c3 | 3642 | err = pci_enable_device(pcidev); |
4d6f6af8 | 3643 | |
4d6ea9c3 DK |
3644 | if (err) |
3645 | return err; | |
4d6f6af8 | 3646 | |
4d6ea9c3 DK |
3647 | if (slic_debug > 0 && did_version++ == 0) { |
3648 | printk(KERN_DEBUG "%s\n", slic_banner); | |
3649 | printk(KERN_DEBUG "%s\n", slic_proc_version); | |
3650 | } | |
4d6f6af8 | 3651 | |
4d6ea9c3 DK |
3652 | if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) { |
3653 | pci_using_dac = 1; | |
3654 | if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) { | |
3655 | dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for " | |
3656 | "consistent allocations\n"); | |
3657 | goto err_out_disable_pci; | |
3658 | } | |
3659 | } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) { | |
3660 | pci_using_dac = 0; | |
3661 | pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32)); | |
3662 | } else { | |
3663 | dev_err(&pcidev->dev, "no usable DMA configuration\n"); | |
3664 | goto err_out_disable_pci; | |
3665 | } | |
4d6f6af8 | 3666 | |
4d6ea9c3 DK |
3667 | err = pci_request_regions(pcidev, DRV_NAME); |
3668 | if (err) { | |
3669 | dev_err(&pcidev->dev, "can't obtain PCI resources\n"); | |
3670 | goto err_out_disable_pci; | |
3671 | } | |
4d6f6af8 | 3672 | |
4d6ea9c3 | 3673 | pci_set_master(pcidev); |
4d6f6af8 | 3674 | |
4d6ea9c3 DK |
3675 | netdev = alloc_etherdev(sizeof(struct adapter)); |
3676 | if (!netdev) { | |
3677 | err = -ENOMEM; | |
3678 | goto err_out_exit_slic_probe; | |
4d6f6af8 | 3679 | } |
4d6f6af8 | 3680 | |
4d6ea9c3 | 3681 | SET_NETDEV_DEV(netdev, &pcidev->dev); |
4d6f6af8 | 3682 | |
4d6ea9c3 DK |
3683 | pci_set_drvdata(pcidev, netdev); |
3684 | adapter = netdev_priv(netdev); | |
3685 | adapter->netdev = netdev; | |
3686 | adapter->pcidev = pcidev; | |
3687 | if (pci_using_dac) | |
3688 | netdev->features |= NETIF_F_HIGHDMA; | |
4d6f6af8 | 3689 | |
4d6ea9c3 DK |
3690 | mmio_start = pci_resource_start(pcidev, 0); |
3691 | mmio_len = pci_resource_len(pcidev, 0); | |
3692 | ||
3693 | ||
3694 | /* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/ | |
3695 | memmapped_ioaddr = ioremap(mmio_start, mmio_len); | |
3696 | if (!memmapped_ioaddr) { | |
3697 | dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n", | |
3698 | mmio_len, mmio_start); | |
3699 | goto err_out_free_netdev; | |
4d6f6af8 | 3700 | } |
4d6ea9c3 DK |
3701 | |
3702 | slic_config_pci(pcidev); | |
3703 | ||
3704 | slic_init_driver(); | |
3705 | ||
3706 | slic_init_adapter(netdev, | |
3707 | pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found); | |
3708 | ||
3709 | status = slic_card_locate(adapter); | |
3710 | if (status) { | |
3711 | dev_err(&pcidev->dev, "cannot locate card\n"); | |
3712 | goto err_out_free_mmio_region; | |
4d6f6af8 | 3713 | } |
4d6ea9c3 DK |
3714 | |
3715 | card = adapter->card; | |
3716 | ||
3717 | if (!adapter->allocated) { | |
3718 | card->adapters_allocated++; | |
3719 | adapter->allocated = 1; | |
4d6f6af8 | 3720 | } |
4d6f6af8 | 3721 | |
4d6ea9c3 | 3722 | status = slic_card_init(card, adapter); |
4d6f6af8 | 3723 | |
4d6ea9c3 DK |
3724 | if (status != 0) { |
3725 | card->state = CARD_FAIL; | |
3726 | adapter->state = ADAPT_FAIL; | |
3727 | adapter->linkstate = LINK_DOWN; | |
3728 | dev_err(&pcidev->dev, "FAILED status[%x]\n", status); | |
3729 | } else { | |
3730 | slic_adapter_set_hwaddr(adapter); | |
4d6f6af8 GKH |
3731 | } |
3732 | ||
4d6ea9c3 DK |
3733 | netdev->base_addr = (unsigned long)adapter->memorybase; |
3734 | netdev->irq = adapter->irq; | |
3735 | netdev->netdev_ops = &slic_netdev_ops; | |
4d6f6af8 | 3736 | |
4d6ea9c3 DK |
3737 | slic_debug_adapter_create(adapter); |
3738 | ||
3739 | strcpy(netdev->name, "eth%d"); | |
3740 | err = register_netdev(netdev); | |
3741 | if (err) { | |
3742 | dev_err(&pcidev->dev, "Cannot register net device, aborting.\n"); | |
3743 | goto err_out_unmap; | |
4d6f6af8 | 3744 | } |
4d6f6af8 | 3745 | |
4d6ea9c3 DK |
3746 | cards_found++; |
3747 | ||
3748 | return status; | |
3749 | ||
3750 | err_out_unmap: | |
3751 | iounmap(memmapped_ioaddr); | |
3752 | err_out_free_mmio_region: | |
3753 | release_mem_region(mmio_start, mmio_len); | |
3754 | err_out_free_netdev: | |
3755 | free_netdev(netdev); | |
3756 | err_out_exit_slic_probe: | |
3757 | pci_release_regions(pcidev); | |
3758 | err_out_disable_pci: | |
3759 | pci_disable_device(pcidev); | |
3760 | return err; | |
3761 | } | |
4d6f6af8 GKH |
3762 | |
3763 | static struct pci_driver slic_driver = { | |
3764 | .name = DRV_NAME, | |
3765 | .id_table = slic_pci_tbl, | |
3766 | .probe = slic_entry_probe, | |
2e0d79c5 | 3767 | .remove = slic_entry_remove, |
4d6f6af8 GKH |
3768 | }; |
3769 | ||
3770 | static int __init slic_module_init(void) | |
3771 | { | |
4d6f6af8 GKH |
3772 | slic_init_driver(); |
3773 | ||
3774 | if (debug >= 0 && slic_debug != debug) | |
e5bac598 GKH |
3775 | printk(KERN_DEBUG KBUILD_MODNAME ": debug level is %d.\n", |
3776 | debug); | |
4d6f6af8 GKH |
3777 | if (debug >= 0) |
3778 | slic_debug = debug; | |
3779 | ||
e8bc9b7a | 3780 | return pci_register_driver(&slic_driver); |
4d6f6af8 GKH |
3781 | } |
3782 | ||
3783 | static void __exit slic_module_cleanup(void) | |
3784 | { | |
4d6f6af8 GKH |
3785 | pci_unregister_driver(&slic_driver); |
3786 | slic_debug_cleanup(); | |
4d6f6af8 GKH |
3787 | } |
3788 | ||
3789 | module_init(slic_module_init); | |
3790 | module_exit(slic_module_cleanup); |