aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/netxen/netxen_nic_main.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/netxen/netxen_nic_main.c')
-rw-r--r--drivers/net/netxen/netxen_nic_main.c1169
1 files changed, 785 insertions, 384 deletions
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 63cd67b931e7..91d209a8f6cb 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -49,13 +49,18 @@ char netxen_nic_driver_name[] = "netxen_nic";
49static char netxen_nic_driver_string[] = "NetXen Network Driver version " 49static char netxen_nic_driver_string[] = "NetXen Network Driver version "
50 NETXEN_NIC_LINUX_VERSIONID; 50 NETXEN_NIC_LINUX_VERSIONID;
51 51
52#define NETXEN_NETDEV_WEIGHT 120 52static int port_mode = NETXEN_PORT_MODE_AUTO_NEG;
53#define NETXEN_ADAPTER_UP_MAGIC 777 53
54#define NETXEN_NIC_PEG_TUNE 0 54/* Default to restricted 1G auto-neg mode */
55static int wol_port_mode = 5;
56
57static int use_msi = 1;
58
59static int use_msi_x = 1;
55 60
56/* Local functions to NetXen NIC driver */ 61/* Local functions to NetXen NIC driver */
57static int __devinit netxen_nic_probe(struct pci_dev *pdev, 62static int __devinit netxen_nic_probe(struct pci_dev *pdev,
58 const struct pci_device_id *ent); 63 const struct pci_device_id *ent);
59static void __devexit netxen_nic_remove(struct pci_dev *pdev); 64static void __devexit netxen_nic_remove(struct pci_dev *pdev);
60static int netxen_nic_open(struct net_device *netdev); 65static int netxen_nic_open(struct net_device *netdev);
61static int netxen_nic_close(struct net_device *netdev); 66static int netxen_nic_close(struct net_device *netdev);
@@ -83,6 +88,7 @@ static struct pci_device_id netxen_pci_tbl[] __devinitdata = {
83 ENTRY(0x0005), 88 ENTRY(0x0005),
84 ENTRY(0x0024), 89 ENTRY(0x0024),
85 ENTRY(0x0025), 90 ENTRY(0x0025),
91 ENTRY(0x0100),
86 {0,} 92 {0,}
87}; 93};
88 94
@@ -108,95 +114,61 @@ static struct workqueue_struct *netxen_workq;
108 114
109static void netxen_watchdog(unsigned long); 115static void netxen_watchdog(unsigned long);
110 116
111static void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter, 117static uint32_t crb_cmd_producer[4] = {
112 uint32_t crb_producer) 118 CRB_CMD_PRODUCER_OFFSET, CRB_CMD_PRODUCER_OFFSET_1,
119 CRB_CMD_PRODUCER_OFFSET_2, CRB_CMD_PRODUCER_OFFSET_3
120};
121
122void
123netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,
124 uint32_t crb_producer)
113{ 125{
114 switch (adapter->portnum) { 126 adapter->pci_write_normalize(adapter,
115 case 0: 127 adapter->crb_addr_cmd_producer, crb_producer);
116 writel(crb_producer, NETXEN_CRB_NORMALIZE
117 (adapter, CRB_CMD_PRODUCER_OFFSET));
118 return;
119 case 1:
120 writel(crb_producer, NETXEN_CRB_NORMALIZE
121 (adapter, CRB_CMD_PRODUCER_OFFSET_1));
122 return;
123 case 2:
124 writel(crb_producer, NETXEN_CRB_NORMALIZE
125 (adapter, CRB_CMD_PRODUCER_OFFSET_2));
126 return;
127 case 3:
128 writel(crb_producer, NETXEN_CRB_NORMALIZE
129 (adapter, CRB_CMD_PRODUCER_OFFSET_3));
130 return;
131 default:
132 printk(KERN_WARNING "We tried to update "
133 "CRB_CMD_PRODUCER_OFFSET for invalid "
134 "PCI function id %d\n",
135 adapter->portnum);
136 return;
137 }
138} 128}
139 129
140static void netxen_nic_update_cmd_consumer(struct netxen_adapter *adapter, 130static uint32_t crb_cmd_consumer[4] = {
141 u32 crb_consumer) 131 CRB_CMD_CONSUMER_OFFSET, CRB_CMD_CONSUMER_OFFSET_1,
132 CRB_CMD_CONSUMER_OFFSET_2, CRB_CMD_CONSUMER_OFFSET_3
133};
134
135static inline void
136netxen_nic_update_cmd_consumer(struct netxen_adapter *adapter,
137 u32 crb_consumer)
142{ 138{
143 switch (adapter->portnum) { 139 adapter->pci_write_normalize(adapter,
144 case 0: 140 adapter->crb_addr_cmd_consumer, crb_consumer);
145 writel(crb_consumer, NETXEN_CRB_NORMALIZE
146 (adapter, CRB_CMD_CONSUMER_OFFSET));
147 return;
148 case 1:
149 writel(crb_consumer, NETXEN_CRB_NORMALIZE
150 (adapter, CRB_CMD_CONSUMER_OFFSET_1));
151 return;
152 case 2:
153 writel(crb_consumer, NETXEN_CRB_NORMALIZE
154 (adapter, CRB_CMD_CONSUMER_OFFSET_2));
155 return;
156 case 3:
157 writel(crb_consumer, NETXEN_CRB_NORMALIZE
158 (adapter, CRB_CMD_CONSUMER_OFFSET_3));
159 return;
160 default:
161 printk(KERN_WARNING "We tried to update "
162 "CRB_CMD_PRODUCER_OFFSET for invalid "
163 "PCI function id %d\n",
164 adapter->portnum);
165 return;
166 }
167} 141}
168 142
169#define ADAPTER_LIST_SIZE 12 143static uint32_t msi_tgt_status[8] = {
170
171static uint32_t msi_tgt_status[4] = {
172 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, 144 ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1,
173 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3 145 ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3,
146 ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5,
147 ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
174}; 148};
175 149
176static uint32_t sw_int_mask[4] = { 150static struct netxen_legacy_intr_set legacy_intr[] = NX_LEGACY_INTR_CONFIG;
177 CRB_SW_INT_MASK_0, CRB_SW_INT_MASK_1,
178 CRB_SW_INT_MASK_2, CRB_SW_INT_MASK_3
179};
180 151
181static void netxen_nic_disable_int(struct netxen_adapter *adapter) 152static void netxen_nic_disable_int(struct netxen_adapter *adapter)
182{ 153{
183 u32 mask = 0x7ff; 154 u32 mask = 0x7ff;
184 int retries = 32; 155 int retries = 32;
185 int port = adapter->portnum;
186 int pci_fn = adapter->ahw.pci_func; 156 int pci_fn = adapter->ahw.pci_func;
187 157
188 if (adapter->msi_mode != MSI_MODE_MULTIFUNC) 158 if (adapter->msi_mode != MSI_MODE_MULTIFUNC)
189 writel(0x0, NETXEN_CRB_NORMALIZE(adapter, sw_int_mask[port])); 159 adapter->pci_write_normalize(adapter,
160 adapter->crb_intr_mask, 0);
190 161
191 if (adapter->intr_scheme != -1 && 162 if (adapter->intr_scheme != -1 &&
192 adapter->intr_scheme != INTR_SCHEME_PERPORT) 163 adapter->intr_scheme != INTR_SCHEME_PERPORT)
193 writel(mask,PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_MASK)); 164 adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask);
194 165
195 if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) { 166 if (!NETXEN_IS_MSI_FAMILY(adapter)) {
196 do { 167 do {
197 writel(0xffffffff, 168 adapter->pci_write_immediate(adapter,
198 PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_TARGET_STATUS)); 169 ISR_INT_TARGET_STATUS, 0xffffffff);
199 mask = readl(pci_base_offset(adapter, ISR_INT_VECTOR)); 170 mask = adapter->pci_read_immediate(adapter,
171 ISR_INT_VECTOR);
200 if (!(mask & 0x80)) 172 if (!(mask & 0x80))
201 break; 173 break;
202 udelay(10); 174 udelay(10);
@@ -208,8 +180,8 @@ static void netxen_nic_disable_int(struct netxen_adapter *adapter)
208 } 180 }
209 } else { 181 } else {
210 if (adapter->msi_mode == MSI_MODE_MULTIFUNC) { 182 if (adapter->msi_mode == MSI_MODE_MULTIFUNC) {
211 writel(0xffffffff, PCI_OFFSET_SECOND_RANGE(adapter, 183 adapter->pci_write_immediate(adapter,
212 msi_tgt_status[pci_fn])); 184 msi_tgt_status[pci_fn], 0xffffffff);
213 } 185 }
214 } 186 }
215} 187}
@@ -217,7 +189,6 @@ static void netxen_nic_disable_int(struct netxen_adapter *adapter)
217static void netxen_nic_enable_int(struct netxen_adapter *adapter) 189static void netxen_nic_enable_int(struct netxen_adapter *adapter)
218{ 190{
219 u32 mask; 191 u32 mask;
220 int port = adapter->portnum;
221 192
222 DPRINTK(1, INFO, "Entered ISR Enable \n"); 193 DPRINTK(1, INFO, "Entered ISR Enable \n");
223 194
@@ -235,24 +206,299 @@ static void netxen_nic_enable_int(struct netxen_adapter *adapter)
235 break; 206 break;
236 } 207 }
237 208
238 writel(mask, PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_MASK)); 209 adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask);
239 } 210 }
240 211
241 writel(0x1, NETXEN_CRB_NORMALIZE(adapter, sw_int_mask[port])); 212 adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0x1);
242 213
243 if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) { 214 if (!NETXEN_IS_MSI_FAMILY(adapter)) {
244 mask = 0xbff; 215 mask = 0xbff;
245 if (adapter->intr_scheme != -1 && 216 if (adapter->intr_scheme != -1 &&
246 adapter->intr_scheme != INTR_SCHEME_PERPORT) { 217 adapter->intr_scheme != INTR_SCHEME_PERPORT) {
247 writel(0X0, NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR)); 218 adapter->pci_write_normalize(adapter,
219 CRB_INT_VECTOR, 0);
248 } 220 }
249 writel(mask, 221 adapter->pci_write_immediate(adapter,
250 PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_TARGET_MASK)); 222 ISR_INT_TARGET_MASK, mask);
251 } 223 }
252 224
253 DPRINTK(1, INFO, "Done with enable Int\n"); 225 DPRINTK(1, INFO, "Done with enable Int\n");
254} 226}
255 227
228static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id)
229{
230 struct pci_dev *pdev = adapter->pdev;
231 int err;
232 uint64_t mask;
233
234#ifdef CONFIG_IA64
235 adapter->dma_mask = DMA_32BIT_MASK;
236#else
237 if (revision_id >= NX_P3_B0) {
238 /* should go to DMA_64BIT_MASK */
239 adapter->dma_mask = DMA_39BIT_MASK;
240 mask = DMA_39BIT_MASK;
241 } else if (revision_id == NX_P3_A2) {
242 adapter->dma_mask = DMA_39BIT_MASK;
243 mask = DMA_39BIT_MASK;
244 } else if (revision_id == NX_P2_C1) {
245 adapter->dma_mask = DMA_35BIT_MASK;
246 mask = DMA_35BIT_MASK;
247 } else {
248 adapter->dma_mask = DMA_32BIT_MASK;
249 mask = DMA_32BIT_MASK;
250 goto set_32_bit_mask;
251 }
252
253 /*
254 * Consistent DMA mask is set to 32 bit because it cannot be set to
255 * 35 bits. For P3 also leave it at 32 bits for now. Only the rings
256 * come off this pool.
257 */
258 if (pci_set_dma_mask(pdev, mask) == 0 &&
259 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK) == 0) {
260 adapter->pci_using_dac = 1;
261 return 0;
262 }
263#endif /* CONFIG_IA64 */
264
265set_32_bit_mask:
266 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
267 if (!err)
268 err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
269 if (err) {
270 DPRINTK(ERR, "No usable DMA configuration, aborting:%d\n", err);
271 return err;
272 }
273
274 adapter->pci_using_dac = 0;
275 return 0;
276}
277
278static void netxen_check_options(struct netxen_adapter *adapter)
279{
280 switch (adapter->ahw.boardcfg.board_type) {
281 case NETXEN_BRDTYPE_P3_HMEZ:
282 case NETXEN_BRDTYPE_P3_XG_LOM:
283 case NETXEN_BRDTYPE_P3_10G_CX4:
284 case NETXEN_BRDTYPE_P3_10G_CX4_LP:
285 case NETXEN_BRDTYPE_P3_IMEZ:
286 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
287 case NETXEN_BRDTYPE_P3_10G_XFP:
288 case NETXEN_BRDTYPE_P3_10000_BASE_T:
289 adapter->msix_supported = !!use_msi_x;
290 adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS_10G;
291 break;
292
293 case NETXEN_BRDTYPE_P2_SB31_10G:
294 case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
295 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
296 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
297 adapter->msix_supported = 0;
298 adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS_10G;
299 break;
300
301 case NETXEN_BRDTYPE_P3_REF_QG:
302 case NETXEN_BRDTYPE_P3_4_GB:
303 case NETXEN_BRDTYPE_P3_4_GB_MM:
304 case NETXEN_BRDTYPE_P2_SB35_4G:
305 case NETXEN_BRDTYPE_P2_SB31_2G:
306 adapter->msix_supported = 0;
307 adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS_1G;
308 break;
309
310 default:
311 adapter->msix_supported = 0;
312 adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS_1G;
313
314 printk(KERN_WARNING "Unknown board type(0x%x)\n",
315 adapter->ahw.boardcfg.board_type);
316 break;
317 }
318
319 adapter->max_tx_desc_count = MAX_CMD_DESCRIPTORS_HOST;
320 adapter->max_jumbo_rx_desc_count = MAX_JUMBO_RCV_DESCRIPTORS;
321 adapter->max_lro_rx_desc_count = MAX_LRO_RCV_DESCRIPTORS;
322
323 adapter->max_possible_rss_rings = 1;
324 return;
325}
326
327static int
328netxen_check_hw_init(struct netxen_adapter *adapter, int first_boot)
329{
330 int ret = 0;
331
332 if (first_boot == 0x55555555) {
333 /* This is the first boot after power up */
334
335 /* PCI bus master workaround */
336 adapter->hw_read_wx(adapter,
337 NETXEN_PCIE_REG(0x4), &first_boot, 4);
338 if (!(first_boot & 0x4)) {
339 first_boot |= 0x4;
340 adapter->hw_write_wx(adapter,
341 NETXEN_PCIE_REG(0x4), &first_boot, 4);
342 adapter->hw_read_wx(adapter,
343 NETXEN_PCIE_REG(0x4), &first_boot, 4);
344 }
345
346 /* This is the first boot after power up */
347 adapter->hw_read_wx(adapter,
348 NETXEN_ROMUSB_GLB_SW_RESET, &first_boot, 4);
349 if (first_boot != 0x80000f) {
350 /* clear the register for future unloads/loads */
351 adapter->pci_write_normalize(adapter,
352 NETXEN_CAM_RAM(0x1fc), 0);
353 ret = -1;
354 }
355
356 if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
357 /* Start P2 boot loader */
358 adapter->pci_write_normalize(adapter,
359 NETXEN_CAM_RAM(0x1fc), NETXEN_BDINFO_MAGIC);
360 adapter->pci_write_normalize(adapter,
361 NETXEN_ROMUSB_GLB_PEGTUNE_DONE, 1);
362 }
363 }
364 return ret;
365}
366
367static void netxen_set_port_mode(struct netxen_adapter *adapter)
368{
369 u32 val, data;
370
371 val = adapter->ahw.boardcfg.board_type;
372 if ((val == NETXEN_BRDTYPE_P3_HMEZ) ||
373 (val == NETXEN_BRDTYPE_P3_XG_LOM)) {
374 if (port_mode == NETXEN_PORT_MODE_802_3_AP) {
375 data = NETXEN_PORT_MODE_802_3_AP;
376 adapter->hw_write_wx(adapter,
377 NETXEN_PORT_MODE_ADDR, &data, 4);
378 } else if (port_mode == NETXEN_PORT_MODE_XG) {
379 data = NETXEN_PORT_MODE_XG;
380 adapter->hw_write_wx(adapter,
381 NETXEN_PORT_MODE_ADDR, &data, 4);
382 } else if (port_mode == NETXEN_PORT_MODE_AUTO_NEG_1G) {
383 data = NETXEN_PORT_MODE_AUTO_NEG_1G;
384 adapter->hw_write_wx(adapter,
385 NETXEN_PORT_MODE_ADDR, &data, 4);
386 } else if (port_mode == NETXEN_PORT_MODE_AUTO_NEG_XG) {
387 data = NETXEN_PORT_MODE_AUTO_NEG_XG;
388 adapter->hw_write_wx(adapter,
389 NETXEN_PORT_MODE_ADDR, &data, 4);
390 } else {
391 data = NETXEN_PORT_MODE_AUTO_NEG;
392 adapter->hw_write_wx(adapter,
393 NETXEN_PORT_MODE_ADDR, &data, 4);
394 }
395
396 if ((wol_port_mode != NETXEN_PORT_MODE_802_3_AP) &&
397 (wol_port_mode != NETXEN_PORT_MODE_XG) &&
398 (wol_port_mode != NETXEN_PORT_MODE_AUTO_NEG_1G) &&
399 (wol_port_mode != NETXEN_PORT_MODE_AUTO_NEG_XG)) {
400 wol_port_mode = NETXEN_PORT_MODE_AUTO_NEG;
401 }
402 adapter->hw_write_wx(adapter, NETXEN_WOL_PORT_MODE,
403 &wol_port_mode, 4);
404 }
405}
406
407#define PCI_CAP_ID_GEN 0x10
408
409static void netxen_pcie_strap_init(struct netxen_adapter *adapter)
410{
411 u32 pdevfuncsave;
412 u32 c8c9value = 0;
413 u32 chicken = 0;
414 u32 control = 0;
415 int i, pos;
416 struct pci_dev *pdev;
417
418 pdev = pci_get_device(0x1166, 0x0140, NULL);
419 if (pdev) {
420 pci_dev_put(pdev);
421 adapter->hw_read_wx(adapter,
422 NETXEN_PCIE_REG(PCIE_TGT_SPLIT_CHICKEN), &chicken, 4);
423 chicken |= 0x4000;
424 adapter->hw_write_wx(adapter,
425 NETXEN_PCIE_REG(PCIE_TGT_SPLIT_CHICKEN), &chicken, 4);
426 }
427
428 pdev = adapter->pdev;
429
430 adapter->hw_read_wx(adapter,
431 NETXEN_PCIE_REG(PCIE_CHICKEN3), &chicken, 4);
432 /* clear chicken3.25:24 */
433 chicken &= 0xFCFFFFFF;
434 /*
435 * if gen1 and B0, set F1020 - if gen 2, do nothing
436 * if gen2 set to F1000
437 */
438 pos = pci_find_capability(pdev, PCI_CAP_ID_GEN);
439 if (pos == 0xC0) {
440 pci_read_config_dword(pdev, pos + 0x10, &control);
441 if ((control & 0x000F0000) != 0x00020000) {
442 /* set chicken3.24 if gen1 */
443 chicken |= 0x01000000;
444 }
445 printk(KERN_INFO "%s Gen2 strapping detected\n",
446 netxen_nic_driver_name);
447 c8c9value = 0xF1000;
448 } else {
449 /* set chicken3.24 if gen1 */
450 chicken |= 0x01000000;
451 printk(KERN_INFO "%s Gen1 strapping detected\n",
452 netxen_nic_driver_name);
453 if (adapter->ahw.revision_id == NX_P3_B0)
454 c8c9value = 0xF1020;
455 else
456 c8c9value = 0;
457
458 }
459 adapter->hw_write_wx(adapter,
460 NETXEN_PCIE_REG(PCIE_CHICKEN3), &chicken, 4);
461
462 if (!c8c9value)
463 return;
464
465 pdevfuncsave = pdev->devfn;
466 if (pdevfuncsave & 0x07)
467 return;
468
469 for (i = 0; i < 8; i++) {
470 pci_read_config_dword(pdev, pos + 8, &control);
471 pci_read_config_dword(pdev, pos + 8, &control);
472 pci_write_config_dword(pdev, pos + 8, c8c9value);
473 pdev->devfn++;
474 }
475 pdev->devfn = pdevfuncsave;
476}
477
478static void netxen_set_msix_bit(struct pci_dev *pdev, int enable)
479{
480 u32 control;
481 int pos;
482
483 pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX);
484 if (pos) {
485 pci_read_config_dword(pdev, pos, &control);
486 if (enable)
487 control |= PCI_MSIX_FLAGS_ENABLE;
488 else
489 control = 0;
490 pci_write_config_dword(pdev, pos, control);
491 }
492}
493
494static void netxen_init_msix_entries(struct netxen_adapter *adapter)
495{
496 int i;
497
498 for (i = 0; i < MSIX_ENTRIES_PER_ADAPTER; i++)
499 adapter->msix_entries[i].entry = i;
500}
501
256/* 502/*
257 * netxen_nic_probe() 503 * netxen_nic_probe()
258 * 504 *
@@ -278,28 +524,28 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
278 524
279 525
280 u8 __iomem *db_ptr = NULL; 526 u8 __iomem *db_ptr = NULL;
281 unsigned long mem_base, mem_len, db_base, db_len; 527 unsigned long mem_base, mem_len, db_base, db_len, pci_len0 = 0;
282 int pci_using_dac, i = 0, err; 528 int i = 0, err;
283 int ring; 529 int first_driver, first_boot;
284 struct netxen_recv_context *recv_ctx = NULL;
285 struct netxen_rcv_desc_ctx *rcv_desc = NULL;
286 struct netxen_cmd_buffer *cmd_buf_arr = NULL;
287 __le64 mac_addr[FLASH_NUM_PORTS + 1]; 530 __le64 mac_addr[FLASH_NUM_PORTS + 1];
288 int valid_mac = 0;
289 u32 val; 531 u32 val;
290 int pci_func_id = PCI_FUNC(pdev->devfn); 532 int pci_func_id = PCI_FUNC(pdev->devfn);
291 DECLARE_MAC_BUF(mac); 533 DECLARE_MAC_BUF(mac);
534 struct netxen_legacy_intr_set *legacy_intrp;
535 uint8_t revision_id;
292 536
293 if (pci_func_id == 0) 537 if (pci_func_id == 0)
294 printk(KERN_INFO "%s \n", netxen_nic_driver_string); 538 printk(KERN_INFO "%s\n", netxen_nic_driver_string);
295 539
296 if (pdev->class != 0x020000) { 540 if (pdev->class != 0x020000) {
297 printk(KERN_DEBUG "NetXen function %d, class %x will not " 541 printk(KERN_DEBUG "NetXen function %d, class %x will not "
298 "be enabled.\n",pci_func_id, pdev->class); 542 "be enabled.\n",pci_func_id, pdev->class);
299 return -ENODEV; 543 return -ENODEV;
300 } 544 }
545
301 if ((err = pci_enable_device(pdev))) 546 if ((err = pci_enable_device(pdev)))
302 return err; 547 return err;
548
303 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { 549 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
304 err = -ENODEV; 550 err = -ENODEV;
305 goto err_out_disable_pdev; 551 goto err_out_disable_pdev;
@@ -309,18 +555,6 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
309 goto err_out_disable_pdev; 555 goto err_out_disable_pdev;
310 556
311 pci_set_master(pdev); 557 pci_set_master(pdev);
312 if (pdev->revision == NX_P2_C1 &&
313 (pci_set_dma_mask(pdev, DMA_35BIT_MASK) == 0) &&
314 (pci_set_consistent_dma_mask(pdev, DMA_35BIT_MASK) == 0)) {
315 pci_using_dac = 1;
316 } else {
317 if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) ||
318 (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)))
319 goto err_out_free_res;
320
321 pci_using_dac = 0;
322 }
323
324 558
325 netdev = alloc_etherdev(sizeof(struct netxen_adapter)); 559 netdev = alloc_etherdev(sizeof(struct netxen_adapter));
326 if(!netdev) { 560 if(!netdev) {
@@ -333,13 +567,35 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
333 SET_NETDEV_DEV(netdev, &pdev->dev); 567 SET_NETDEV_DEV(netdev, &pdev->dev);
334 568
335 adapter = netdev->priv; 569 adapter = netdev->priv;
336 570 adapter->netdev = netdev;
337 adapter->ahw.pdev = pdev; 571 adapter->pdev = pdev;
338 adapter->ahw.pci_func = pci_func_id; 572 adapter->ahw.pci_func = pci_func_id;
339 573
574 revision_id = pdev->revision;
575 adapter->ahw.revision_id = revision_id;
576
577 err = nx_set_dma_mask(adapter, revision_id);
578 if (err)
579 goto err_out_free_netdev;
580
581 rwlock_init(&adapter->adapter_lock);
582 adapter->ahw.qdr_sn_window = -1;
583 adapter->ahw.ddr_mn_window = -1;
584
340 /* remap phys address */ 585 /* remap phys address */
341 mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */ 586 mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */
342 mem_len = pci_resource_len(pdev, 0); 587 mem_len = pci_resource_len(pdev, 0);
588 pci_len0 = 0;
589
590 adapter->hw_write_wx = netxen_nic_hw_write_wx_128M;
591 adapter->hw_read_wx = netxen_nic_hw_read_wx_128M;
592 adapter->pci_read_immediate = netxen_nic_pci_read_immediate_128M;
593 adapter->pci_write_immediate = netxen_nic_pci_write_immediate_128M;
594 adapter->pci_read_normalize = netxen_nic_pci_read_normalize_128M;
595 adapter->pci_write_normalize = netxen_nic_pci_write_normalize_128M;
596 adapter->pci_set_window = netxen_nic_pci_set_window_128M;
597 adapter->pci_mem_read = netxen_nic_pci_mem_read_128M;
598 adapter->pci_mem_write = netxen_nic_pci_mem_write_128M;
343 599
344 /* 128 Meg of memory */ 600 /* 128 Meg of memory */
345 if (mem_len == NETXEN_PCI_128MB_SIZE) { 601 if (mem_len == NETXEN_PCI_128MB_SIZE) {
@@ -356,27 +612,48 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
356 SECOND_PAGE_GROUP_START, THIRD_PAGE_GROUP_SIZE); 612 SECOND_PAGE_GROUP_START, THIRD_PAGE_GROUP_SIZE);
357 first_page_group_start = 0; 613 first_page_group_start = 0;
358 first_page_group_end = 0; 614 first_page_group_end = 0;
615 } else if (mem_len == NETXEN_PCI_2MB_SIZE) {
616 adapter->hw_write_wx = netxen_nic_hw_write_wx_2M;
617 adapter->hw_read_wx = netxen_nic_hw_read_wx_2M;
618 adapter->pci_read_immediate = netxen_nic_pci_read_immediate_2M;
619 adapter->pci_write_immediate =
620 netxen_nic_pci_write_immediate_2M;
621 adapter->pci_read_normalize = netxen_nic_pci_read_normalize_2M;
622 adapter->pci_write_normalize =
623 netxen_nic_pci_write_normalize_2M;
624 adapter->pci_set_window = netxen_nic_pci_set_window_2M;
625 adapter->pci_mem_read = netxen_nic_pci_mem_read_2M;
626 adapter->pci_mem_write = netxen_nic_pci_mem_write_2M;
627
628 mem_ptr0 = ioremap(mem_base, mem_len);
629 pci_len0 = mem_len;
630 first_page_group_start = 0;
631 first_page_group_end = 0;
632
633 adapter->ahw.ddr_mn_window = 0;
634 adapter->ahw.qdr_sn_window = 0;
635
636 adapter->ahw.mn_win_crb = 0x100000 + PCIX_MN_WINDOW +
637 (pci_func_id * 0x20);
638 adapter->ahw.ms_win_crb = 0x100000 + PCIX_SN_WINDOW;
639 if (pci_func_id < 4)
640 adapter->ahw.ms_win_crb += (pci_func_id * 0x20);
641 else
642 adapter->ahw.ms_win_crb +=
643 0xA0 + ((pci_func_id - 4) * 0x10);
359 } else { 644 } else {
360 err = -EIO; 645 err = -EIO;
361 goto err_out_free_netdev; 646 goto err_out_free_netdev;
362 } 647 }
363 648
364 if ((!mem_ptr0 && mem_len == NETXEN_PCI_128MB_SIZE) || 649 dev_info(&pdev->dev, "%dMB memory map\n", (int)(mem_len>>20));
365 !mem_ptr1 || !mem_ptr2) {
366 DPRINTK(ERR,
367 "Cannot remap adapter memory aborting.:"
368 "0 -> %p, 1 -> %p, 2 -> %p\n",
369 mem_ptr0, mem_ptr1, mem_ptr2);
370 650
371 err = -EIO;
372 goto err_out_iounmap;
373 }
374 db_base = pci_resource_start(pdev, 4); /* doorbell is on bar 4 */ 651 db_base = pci_resource_start(pdev, 4); /* doorbell is on bar 4 */
375 db_len = pci_resource_len(pdev, 4); 652 db_len = pci_resource_len(pdev, 4);
376 653
377 if (db_len == 0) { 654 if (db_len == 0) {
378 printk(KERN_ERR "%s: doorbell is disabled\n", 655 printk(KERN_ERR "%s: doorbell is disabled\n",
379 netxen_nic_driver_name); 656 netxen_nic_driver_name);
380 err = -EIO; 657 err = -EIO;
381 goto err_out_iounmap; 658 goto err_out_iounmap;
382 } 659 }
@@ -386,13 +663,14 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
386 db_ptr = ioremap(db_base, NETXEN_DB_MAPSIZE_BYTES); 663 db_ptr = ioremap(db_base, NETXEN_DB_MAPSIZE_BYTES);
387 if (!db_ptr) { 664 if (!db_ptr) {
388 printk(KERN_ERR "%s: Failed to allocate doorbell map.", 665 printk(KERN_ERR "%s: Failed to allocate doorbell map.",
389 netxen_nic_driver_name); 666 netxen_nic_driver_name);
390 err = -EIO; 667 err = -EIO;
391 goto err_out_iounmap; 668 goto err_out_iounmap;
392 } 669 }
393 DPRINTK(INFO, "doorbell ioremaped at %p\n", db_ptr); 670 DPRINTK(INFO, "doorbell ioremaped at %p\n", db_ptr);
394 671
395 adapter->ahw.pci_base0 = mem_ptr0; 672 adapter->ahw.pci_base0 = mem_ptr0;
673 adapter->ahw.pci_len0 = pci_len0;
396 adapter->ahw.first_page_group_start = first_page_group_start; 674 adapter->ahw.first_page_group_start = first_page_group_start;
397 adapter->ahw.first_page_group_end = first_page_group_end; 675 adapter->ahw.first_page_group_end = first_page_group_end;
398 adapter->ahw.pci_base1 = mem_ptr1; 676 adapter->ahw.pci_base1 = mem_ptr1;
@@ -400,11 +678,18 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
400 adapter->ahw.db_base = db_ptr; 678 adapter->ahw.db_base = db_ptr;
401 adapter->ahw.db_len = db_len; 679 adapter->ahw.db_len = db_len;
402 680
403 adapter->netdev = netdev;
404 adapter->pdev = pdev;
405
406 netif_napi_add(netdev, &adapter->napi, 681 netif_napi_add(netdev, &adapter->napi,
407 netxen_nic_poll, NETXEN_NETDEV_WEIGHT); 682 netxen_nic_poll, NETXEN_NETDEV_WEIGHT);
683
684 if (revision_id >= NX_P3_B0)
685 legacy_intrp = &legacy_intr[pci_func_id];
686 else
687 legacy_intrp = &legacy_intr[0];
688
689 adapter->legacy_intr.int_vec_bit = legacy_intrp->int_vec_bit;
690 adapter->legacy_intr.tgt_status_reg = legacy_intrp->tgt_status_reg;
691 adapter->legacy_intr.tgt_mask_reg = legacy_intrp->tgt_mask_reg;
692 adapter->legacy_intr.pci_int_reg = legacy_intrp->pci_int_reg;
408 693
409 /* this will be read from FW later */ 694 /* this will be read from FW later */
410 adapter->intr_scheme = -1; 695 adapter->intr_scheme = -1;
@@ -414,12 +699,23 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
414 adapter->portnum = pci_func_id; 699 adapter->portnum = pci_func_id;
415 adapter->status &= ~NETXEN_NETDEV_STATUS; 700 adapter->status &= ~NETXEN_NETDEV_STATUS;
416 adapter->rx_csum = 1; 701 adapter->rx_csum = 1;
702 adapter->mc_enabled = 0;
703 if (NX_IS_REVISION_P3(revision_id)) {
704 adapter->max_mc_count = 38;
705 adapter->max_rds_rings = 2;
706 } else {
707 adapter->max_mc_count = 16;
708 adapter->max_rds_rings = 3;
709 }
417 710
418 netdev->open = netxen_nic_open; 711 netdev->open = netxen_nic_open;
419 netdev->stop = netxen_nic_close; 712 netdev->stop = netxen_nic_close;
420 netdev->hard_start_xmit = netxen_nic_xmit_frame; 713 netdev->hard_start_xmit = netxen_nic_xmit_frame;
421 netdev->get_stats = netxen_nic_get_stats; 714 netdev->get_stats = netxen_nic_get_stats;
422 netdev->set_multicast_list = netxen_nic_set_multi; 715 if (NX_IS_REVISION_P3(revision_id))
716 netdev->set_multicast_list = netxen_p3_nic_set_multi;
717 else
718 netdev->set_multicast_list = netxen_p2_nic_set_multi;
423 netdev->set_mac_address = netxen_nic_set_mac; 719 netdev->set_mac_address = netxen_nic_set_mac;
424 netdev->change_mtu = netxen_nic_change_mtu; 720 netdev->change_mtu = netxen_nic_change_mtu;
425 netdev->tx_timeout = netxen_tx_timeout; 721 netdev->tx_timeout = netxen_tx_timeout;
@@ -435,18 +731,14 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
435 netdev->features = NETIF_F_SG; 731 netdev->features = NETIF_F_SG;
436 netdev->features |= NETIF_F_IP_CSUM; 732 netdev->features |= NETIF_F_IP_CSUM;
437 netdev->features |= NETIF_F_TSO; 733 netdev->features |= NETIF_F_TSO;
734 if (NX_IS_REVISION_P3(revision_id)) {
735 netdev->features |= NETIF_F_IPV6_CSUM;
736 netdev->features |= NETIF_F_TSO6;
737 }
438 738
439 if (pci_using_dac) 739 if (adapter->pci_using_dac)
440 netdev->features |= NETIF_F_HIGHDMA; 740 netdev->features |= NETIF_F_HIGHDMA;
441 741
442 if (pci_enable_msi(pdev))
443 adapter->flags &= ~NETXEN_NIC_MSI_ENABLED;
444 else
445 adapter->flags |= NETXEN_NIC_MSI_ENABLED;
446
447 netdev->irq = pdev->irq;
448 INIT_WORK(&adapter->tx_timeout_task, netxen_tx_timeout_task);
449
450 /* 742 /*
451 * Set the CRB window to invalid. If any register in window 0 is 743 * Set the CRB window to invalid. If any register in window 0 is
452 * accessed it should set the window to 0 and then reset it to 1. 744 * accessed it should set the window to 0 and then reset it to 1.
@@ -455,87 +747,13 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
455 747
456 if (netxen_nic_get_board_info(adapter) != 0) { 748 if (netxen_nic_get_board_info(adapter) != 0) {
457 printk("%s: Error getting board config info.\n", 749 printk("%s: Error getting board config info.\n",
458 netxen_nic_driver_name); 750 netxen_nic_driver_name);
459 err = -EIO; 751 err = -EIO;
460 goto err_out_iounmap; 752 goto err_out_iounmap;
461 } 753 }
462 754
463 /*
464 * Adapter in our case is quad port so initialize it before
465 * initializing the ports
466 */
467
468 netxen_initialize_adapter_ops(adapter); 755 netxen_initialize_adapter_ops(adapter);
469 756
470 adapter->max_tx_desc_count = MAX_CMD_DESCRIPTORS_HOST;
471 if ((adapter->ahw.boardcfg.board_type == NETXEN_BRDTYPE_P2_SB35_4G) ||
472 (adapter->ahw.boardcfg.board_type ==
473 NETXEN_BRDTYPE_P2_SB31_2G))
474 adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS_1G;
475 else
476 adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS;
477 adapter->max_jumbo_rx_desc_count = MAX_JUMBO_RCV_DESCRIPTORS;
478 adapter->max_lro_rx_desc_count = MAX_LRO_RCV_DESCRIPTORS;
479
480 cmd_buf_arr = (struct netxen_cmd_buffer *)vmalloc(TX_RINGSIZE);
481 if (cmd_buf_arr == NULL) {
482 printk(KERN_ERR
483 "%s: Could not allocate cmd_buf_arr memory:%d\n",
484 netxen_nic_driver_name, (int)TX_RINGSIZE);
485 err = -ENOMEM;
486 goto err_out_free_adapter;
487 }
488 memset(cmd_buf_arr, 0, TX_RINGSIZE);
489 adapter->cmd_buf_arr = cmd_buf_arr;
490
491 for (i = 0; i < MAX_RCV_CTX; ++i) {
492 recv_ctx = &adapter->recv_ctx[i];
493 for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
494 rcv_desc = &recv_ctx->rcv_desc[ring];
495 switch (RCV_DESC_TYPE(ring)) {
496 case RCV_DESC_NORMAL:
497 rcv_desc->max_rx_desc_count =
498 adapter->max_rx_desc_count;
499 rcv_desc->flags = RCV_DESC_NORMAL;
500 rcv_desc->dma_size = RX_DMA_MAP_LEN;
501 rcv_desc->skb_size = MAX_RX_BUFFER_LENGTH;
502 break;
503
504 case RCV_DESC_JUMBO:
505 rcv_desc->max_rx_desc_count =
506 adapter->max_jumbo_rx_desc_count;
507 rcv_desc->flags = RCV_DESC_JUMBO;
508 rcv_desc->dma_size = RX_JUMBO_DMA_MAP_LEN;
509 rcv_desc->skb_size = MAX_RX_JUMBO_BUFFER_LENGTH;
510 break;
511
512 case RCV_RING_LRO:
513 rcv_desc->max_rx_desc_count =
514 adapter->max_lro_rx_desc_count;
515 rcv_desc->flags = RCV_DESC_LRO;
516 rcv_desc->dma_size = RX_LRO_DMA_MAP_LEN;
517 rcv_desc->skb_size = MAX_RX_LRO_BUFFER_LENGTH;
518 break;
519
520 }
521 rcv_desc->rx_buf_arr = (struct netxen_rx_buffer *)
522 vmalloc(RCV_BUFFSIZE);
523
524 if (rcv_desc->rx_buf_arr == NULL) {
525 printk(KERN_ERR "%s: Could not allocate "
526 "rcv_desc->rx_buf_arr memory:%d\n",
527 netxen_nic_driver_name,
528 (int)RCV_BUFFSIZE);
529 err = -ENOMEM;
530 goto err_out_free_rx_buffer;
531 }
532 memset(rcv_desc->rx_buf_arr, 0, RCV_BUFFSIZE);
533 }
534
535 }
536
537 netxen_initialize_adapter_sw(adapter); /* initialize the buffers in adapter */
538
539 /* Mezz cards have PCI function 0,2,3 enabled */ 757 /* Mezz cards have PCI function 0,2,3 enabled */
540 switch (adapter->ahw.boardcfg.board_type) { 758 switch (adapter->ahw.boardcfg.board_type) {
541 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: 759 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
@@ -547,90 +765,71 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
547 break; 765 break;
548 } 766 }
549 767
550 init_timer(&adapter->watchdog_timer); 768 /*
551 adapter->ahw.xg_linkup = 0; 769 * This call will setup various max rx/tx counts.
552 adapter->watchdog_timer.function = &netxen_watchdog; 770 * It must be done before any buffer/ring allocations.
553 adapter->watchdog_timer.data = (unsigned long)adapter; 771 */
554 INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task); 772 netxen_check_options(adapter);
555 adapter->ahw.pdev = pdev;
556 adapter->ahw.revision_id = pdev->revision;
557
558 /* make sure Window == 1 */
559 netxen_nic_pci_change_crbwindow(adapter, 1);
560 773
774 first_driver = 0;
775 if (NX_IS_REVISION_P3(revision_id)) {
776 if (adapter->ahw.pci_func == 0)
777 first_driver = 1;
778 } else {
779 if (adapter->portnum == 0)
780 first_driver = 1;
781 }
782 adapter->crb_addr_cmd_producer = crb_cmd_producer[adapter->portnum];
783 adapter->crb_addr_cmd_consumer = crb_cmd_consumer[adapter->portnum];
561 netxen_nic_update_cmd_producer(adapter, 0); 784 netxen_nic_update_cmd_producer(adapter, 0);
562 netxen_nic_update_cmd_consumer(adapter, 0); 785 netxen_nic_update_cmd_consumer(adapter, 0);
563 writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_LO));
564 786
565 if (netxen_is_flash_supported(adapter) == 0 && 787 if (first_driver) {
566 netxen_get_flash_mac_addr(adapter, mac_addr) == 0) 788 first_boot = adapter->pci_read_normalize(adapter,
567 valid_mac = 1; 789 NETXEN_CAM_RAM(0x1fc));
568 else
569 valid_mac = 0;
570
571 if (valid_mac) {
572 unsigned char *p = (unsigned char *)&mac_addr[adapter->portnum];
573 netdev->dev_addr[0] = *(p + 5);
574 netdev->dev_addr[1] = *(p + 4);
575 netdev->dev_addr[2] = *(p + 3);
576 netdev->dev_addr[3] = *(p + 2);
577 netdev->dev_addr[4] = *(p + 1);
578 netdev->dev_addr[5] = *(p + 0);
579 790
580 memcpy(netdev->perm_addr, netdev->dev_addr, 791 err = netxen_check_hw_init(adapter, first_boot);
581 netdev->addr_len); 792 if (err) {
582 if (!is_valid_ether_addr(netdev->perm_addr)) { 793 printk(KERN_ERR "%s: error in init HW init sequence\n",
583 printk(KERN_ERR "%s: Bad MAC address %s.\n", 794 netxen_nic_driver_name);
584 netxen_nic_driver_name, 795 goto err_out_iounmap;
585 print_mac(mac, netdev->dev_addr));
586 } else {
587 if (adapter->macaddr_set)
588 adapter->macaddr_set(adapter,
589 netdev->dev_addr);
590 } 796 }
591 }
592 797
593 if (adapter->portnum == 0) { 798 if (NX_IS_REVISION_P3(revision_id))
594 err = netxen_initialize_adapter_offload(adapter); 799 netxen_set_port_mode(adapter);
595 if (err) 800
596 goto err_out_free_rx_buffer; 801 if (first_boot != 0x55555555) {
597 val = readl(NETXEN_CRB_NORMALIZE(adapter, 802 adapter->pci_write_normalize(adapter,
598 NETXEN_CAM_RAM(0x1fc))); 803 CRB_CMDPEG_STATE, 0);
599 if (val == 0x55555555) {
600 /* This is the first boot after power up */
601 netxen_nic_read_w0(adapter, NETXEN_PCIE_REG(0x4), &val);
602 if (!(val & 0x4)) {
603 val |= 0x4;
604 netxen_nic_write_w0(adapter, NETXEN_PCIE_REG(0x4), val);
605 netxen_nic_read_w0(adapter, NETXEN_PCIE_REG(0x4), &val);
606 if (!(val & 0x4))
607 printk(KERN_ERR "%s: failed to set MSI bit in PCI-e reg\n",
608 netxen_nic_driver_name);
609 }
610 val = readl(NETXEN_CRB_NORMALIZE(adapter,
611 NETXEN_ROMUSB_GLB_SW_RESET));
612 printk(KERN_INFO"NetXen: read 0x%08x for reset reg.\n",val);
613 if (val != 0x80000f) {
614 /* clear the register for future unloads/loads */
615 writel(0, NETXEN_CRB_NORMALIZE(adapter,
616 NETXEN_CAM_RAM(0x1fc)));
617 printk(KERN_ERR "ERROR in NetXen HW init sequence.\n");
618 err = -ENODEV;
619 goto err_out_free_dev;
620 }
621 } else {
622 writel(0, NETXEN_CRB_NORMALIZE(adapter,
623 CRB_CMDPEG_STATE));
624 netxen_pinit_from_rom(adapter, 0); 804 netxen_pinit_from_rom(adapter, 0);
625 msleep(1); 805 msleep(1);
626 netxen_load_firmware(adapter); 806 netxen_load_firmware(adapter);
627 netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
628 } 807 }
629 808
630 /* clear the register for future unloads/loads */ 809 if (NX_IS_REVISION_P3(revision_id))
631 writel(0, NETXEN_CRB_NORMALIZE(adapter, NETXEN_CAM_RAM(0x1fc))); 810 netxen_pcie_strap_init(adapter);
632 dev_info(&pdev->dev, "cmdpeg state: 0x%0x\n", 811
633 readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE))); 812 if (NX_IS_REVISION_P2(revision_id)) {
813
814 /* Initialize multicast addr pool owners */
815 val = 0x7654;
816 if (adapter->ahw.board_type == NETXEN_NIC_XGBE)
817 val |= 0x0f000000;
818 netxen_crb_writelit_adapter(adapter,
819 NETXEN_MAC_ADDR_CNTL_REG, val);
820
821 }
822
823 if ((first_boot == 0x55555555) &&
824 (NX_IS_REVISION_P2(revision_id))) {
825 /* Unlock the HW, prompting the boot sequence */
826 adapter->pci_write_normalize(adapter,
827 NETXEN_ROMUSB_GLB_PEGTUNE_DONE, 1);
828 }
829
830 err = netxen_initialize_adapter_offload(adapter);
831 if (err)
832 goto err_out_iounmap;
634 833
635 /* 834 /*
636 * Tell the hardware our version number. 835 * Tell the hardware our version number.
@@ -638,24 +837,101 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
638 i = (_NETXEN_NIC_LINUX_MAJOR << 16) 837 i = (_NETXEN_NIC_LINUX_MAJOR << 16)
639 | ((_NETXEN_NIC_LINUX_MINOR << 8)) 838 | ((_NETXEN_NIC_LINUX_MINOR << 8))
640 | (_NETXEN_NIC_LINUX_SUBVERSION); 839 | (_NETXEN_NIC_LINUX_SUBVERSION);
641 writel(i, NETXEN_CRB_NORMALIZE(adapter, CRB_DRIVER_VERSION)); 840 adapter->pci_write_normalize(adapter, CRB_DRIVER_VERSION, i);
642 841
643 /* Unlock the HW, prompting the boot sequence */
644 writel(1,
645 NETXEN_CRB_NORMALIZE(adapter,
646 NETXEN_ROMUSB_GLB_PEGTUNE_DONE));
647 /* Handshake with the card before we register the devices. */ 842 /* Handshake with the card before we register the devices. */
648 netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE); 843 netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
844
845 } /* first_driver */
846
847 netxen_nic_flash_print(adapter);
848
849 if (NX_IS_REVISION_P3(revision_id)) {
850 adapter->hw_read_wx(adapter,
851 NETXEN_MIU_MN_CONTROL, &val, 4);
852 adapter->ahw.cut_through = (val & 0x4) ? 1 : 0;
853 dev_info(&pdev->dev, "firmware running in %s mode\n",
854 adapter->ahw.cut_through ? "cut through" : "legacy");
649 } 855 }
650 856
651 /* 857 /*
652 * See if the firmware gave us a virtual-physical port mapping. 858 * See if the firmware gave us a virtual-physical port mapping.
653 */ 859 */
654 adapter->physical_port = adapter->portnum; 860 adapter->physical_port = adapter->portnum;
655 i = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_V2P(adapter->portnum))); 861 i = adapter->pci_read_normalize(adapter, CRB_V2P(adapter->portnum));
656 if (i != 0x55555555) 862 if (i != 0x55555555)
657 adapter->physical_port = i; 863 adapter->physical_port = i;
658 864
865 adapter->flags &= ~(NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED);
866
867 netxen_set_msix_bit(pdev, 0);
868
869 if (NX_IS_REVISION_P3(revision_id)) {
870 if ((mem_len != NETXEN_PCI_128MB_SIZE) &&
871 mem_len != NETXEN_PCI_2MB_SIZE)
872 adapter->msix_supported = 0;
873 }
874
875 if (adapter->msix_supported) {
876
877 netxen_init_msix_entries(adapter);
878
879 if (pci_enable_msix(pdev, adapter->msix_entries,
880 MSIX_ENTRIES_PER_ADAPTER))
881 goto request_msi;
882
883 adapter->flags |= NETXEN_NIC_MSIX_ENABLED;
884 netxen_set_msix_bit(pdev, 1);
885 dev_info(&pdev->dev, "using msi-x interrupts\n");
886
887 } else {
888request_msi:
889 if (use_msi && !pci_enable_msi(pdev)) {
890 adapter->flags |= NETXEN_NIC_MSI_ENABLED;
891 dev_info(&pdev->dev, "using msi interrupts\n");
892 } else
893 dev_info(&pdev->dev, "using legacy interrupts\n");
894 }
895
896 if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
897 netdev->irq = adapter->msix_entries[0].vector;
898 else
899 netdev->irq = pdev->irq;
900
901 err = netxen_receive_peg_ready(adapter);
902 if (err)
903 goto err_out_disable_msi;
904
905 init_timer(&adapter->watchdog_timer);
906 adapter->ahw.linkup = 0;
907 adapter->watchdog_timer.function = &netxen_watchdog;
908 adapter->watchdog_timer.data = (unsigned long)adapter;
909 INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task);
910 INIT_WORK(&adapter->tx_timeout_task, netxen_tx_timeout_task);
911
912 if (netxen_is_flash_supported(adapter) == 0 &&
913 netxen_get_flash_mac_addr(adapter, mac_addr) == 0) {
914 unsigned char *p;
915
916 p = (unsigned char *)&mac_addr[adapter->portnum];
917 netdev->dev_addr[0] = *(p + 5);
918 netdev->dev_addr[1] = *(p + 4);
919 netdev->dev_addr[2] = *(p + 3);
920 netdev->dev_addr[3] = *(p + 2);
921 netdev->dev_addr[4] = *(p + 1);
922 netdev->dev_addr[5] = *(p + 0);
923
924 memcpy(netdev->perm_addr, netdev->dev_addr,
925 netdev->addr_len);
926 if (!is_valid_ether_addr(netdev->perm_addr)) {
927 printk(KERN_ERR "%s: Bad MAC address %s.\n",
928 netxen_nic_driver_name,
929 print_mac(mac, netdev->dev_addr));
930 } else {
931 adapter->macaddr_set(adapter, netdev->dev_addr);
932 }
933 }
934
659 netif_carrier_off(netdev); 935 netif_carrier_off(netdev);
660 netif_stop_queue(netdev); 936 netif_stop_queue(netdev);
661 937
@@ -664,41 +940,37 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
664 " aborting\n", netxen_nic_driver_name, 940 " aborting\n", netxen_nic_driver_name,
665 adapter->portnum); 941 adapter->portnum);
666 err = -EIO; 942 err = -EIO;
667 goto err_out_free_dev; 943 goto err_out_disable_msi;
668 } 944 }
669 945
670 netxen_nic_flash_print(adapter);
671 pci_set_drvdata(pdev, adapter); 946 pci_set_drvdata(pdev, adapter);
672 947
673 return 0; 948 switch (adapter->ahw.board_type) {
674 949 case NETXEN_NIC_GBE:
675err_out_free_dev: 950 dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
676 if (adapter->portnum == 0) 951 adapter->netdev->name);
677 netxen_free_adapter_offload(adapter); 952 break;
678 953 case NETXEN_NIC_XGBE:
679err_out_free_rx_buffer: 954 dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
680 for (i = 0; i < MAX_RCV_CTX; ++i) { 955 adapter->netdev->name);
681 recv_ctx = &adapter->recv_ctx[i]; 956 break;
682 for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
683 rcv_desc = &recv_ctx->rcv_desc[ring];
684 if (rcv_desc->rx_buf_arr != NULL) {
685 vfree(rcv_desc->rx_buf_arr);
686 rcv_desc->rx_buf_arr = NULL;
687 }
688 }
689 } 957 }
690 vfree(cmd_buf_arr);
691 958
692err_out_free_adapter: 959 return 0;
960
961err_out_disable_msi:
962 if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
963 pci_disable_msix(pdev);
693 if (adapter->flags & NETXEN_NIC_MSI_ENABLED) 964 if (adapter->flags & NETXEN_NIC_MSI_ENABLED)
694 pci_disable_msi(pdev); 965 pci_disable_msi(pdev);
695 966
696 pci_set_drvdata(pdev, NULL); 967 if (first_driver)
968 netxen_free_adapter_offload(adapter);
697 969
970err_out_iounmap:
698 if (db_ptr) 971 if (db_ptr)
699 iounmap(db_ptr); 972 iounmap(db_ptr);
700 973
701err_out_iounmap:
702 if (mem_ptr0) 974 if (mem_ptr0)
703 iounmap(mem_ptr0); 975 iounmap(mem_ptr0);
704 if (mem_ptr1) 976 if (mem_ptr1)
@@ -713,6 +985,7 @@ err_out_free_res:
713 pci_release_regions(pdev); 985 pci_release_regions(pdev);
714 986
715err_out_disable_pdev: 987err_out_disable_pdev:
988 pci_set_drvdata(pdev, NULL);
716 pci_disable_device(pdev); 989 pci_disable_device(pdev);
717 return err; 990 return err;
718} 991}
@@ -721,11 +994,6 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
721{ 994{
722 struct netxen_adapter *adapter; 995 struct netxen_adapter *adapter;
723 struct net_device *netdev; 996 struct net_device *netdev;
724 struct netxen_rx_buffer *buffer;
725 struct netxen_recv_context *recv_ctx;
726 struct netxen_rcv_desc_ctx *rcv_desc;
727 int i, ctxid, ring;
728 static int init_firmware_done = 0;
729 997
730 adapter = pci_get_drvdata(pdev); 998 adapter = pci_get_drvdata(pdev);
731 if (adapter == NULL) 999 if (adapter == NULL)
@@ -736,36 +1004,18 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
736 unregister_netdev(netdev); 1004 unregister_netdev(netdev);
737 1005
738 if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) { 1006 if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
739 init_firmware_done++;
740 netxen_free_hw_resources(adapter); 1007 netxen_free_hw_resources(adapter);
1008 netxen_free_sw_resources(adapter);
741 } 1009 }
742 1010
743 for (ctxid = 0; ctxid < MAX_RCV_CTX; ++ctxid) {
744 recv_ctx = &adapter->recv_ctx[ctxid];
745 for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
746 rcv_desc = &recv_ctx->rcv_desc[ring];
747 for (i = 0; i < rcv_desc->max_rx_desc_count; ++i) {
748 buffer = &(rcv_desc->rx_buf_arr[i]);
749 if (buffer->state == NETXEN_BUFFER_FREE)
750 continue;
751 pci_unmap_single(pdev, buffer->dma,
752 rcv_desc->dma_size,
753 PCI_DMA_FROMDEVICE);
754 if (buffer->skb != NULL)
755 dev_kfree_skb_any(buffer->skb);
756 }
757 vfree(rcv_desc->rx_buf_arr);
758 }
759 }
760
761 vfree(adapter->cmd_buf_arr);
762
763 if (adapter->portnum == 0) 1011 if (adapter->portnum == 0)
764 netxen_free_adapter_offload(adapter); 1012 netxen_free_adapter_offload(adapter);
765 1013
766 if (adapter->irq) 1014 if (adapter->irq)
767 free_irq(adapter->irq, adapter); 1015 free_irq(adapter->irq, adapter);
768 1016
1017 if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
1018 pci_disable_msix(pdev);
769 if (adapter->flags & NETXEN_NIC_MSI_ENABLED) 1019 if (adapter->flags & NETXEN_NIC_MSI_ENABLED)
770 pci_disable_msi(pdev); 1020 pci_disable_msi(pdev);
771 1021
@@ -803,51 +1053,69 @@ static int netxen_nic_open(struct net_device *netdev)
803 return -EIO; 1053 return -EIO;
804 } 1054 }
805 1055
806 /* setup all the resources for the Phantom... */ 1056 err = netxen_alloc_sw_resources(adapter);
807 /* this include the descriptors for rcv, tx, and status */
808 netxen_nic_clear_stats(adapter);
809 err = netxen_nic_hw_resources(adapter);
810 if (err) { 1057 if (err) {
811 printk(KERN_ERR "Error in setting hw resources:%d\n", 1058 printk(KERN_ERR "%s: Error in setting sw resources\n",
812 err); 1059 netdev->name);
813 return err; 1060 return err;
814 } 1061 }
1062
1063 netxen_nic_clear_stats(adapter);
1064
1065 err = netxen_alloc_hw_resources(adapter);
1066 if (err) {
1067 printk(KERN_ERR "%s: Error in setting hw resources\n",
1068 netdev->name);
1069 goto err_out_free_sw;
1070 }
1071
1072 if (adapter->fw_major < 4) {
1073 adapter->crb_addr_cmd_producer =
1074 crb_cmd_producer[adapter->portnum];
1075 adapter->crb_addr_cmd_consumer =
1076 crb_cmd_consumer[adapter->portnum];
1077 }
1078
1079 netxen_nic_update_cmd_producer(adapter, 0);
1080 netxen_nic_update_cmd_consumer(adapter, 0);
1081
815 for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) { 1082 for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
816 for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) 1083 for (ring = 0; ring < adapter->max_rds_rings; ring++)
817 netxen_post_rx_buffers(adapter, ctx, ring); 1084 netxen_post_rx_buffers(adapter, ctx, ring);
818 } 1085 }
819 adapter->irq = adapter->ahw.pdev->irq; 1086 if (NETXEN_IS_MSI_FAMILY(adapter))
820 if (adapter->flags & NETXEN_NIC_MSI_ENABLED)
821 handler = netxen_msi_intr; 1087 handler = netxen_msi_intr;
822 else { 1088 else {
823 flags |= IRQF_SHARED; 1089 flags |= IRQF_SHARED;
824 handler = netxen_intr; 1090 handler = netxen_intr;
825 } 1091 }
1092 adapter->irq = netdev->irq;
826 err = request_irq(adapter->irq, handler, 1093 err = request_irq(adapter->irq, handler,
827 flags, netdev->name, adapter); 1094 flags, netdev->name, adapter);
828 if (err) { 1095 if (err) {
829 printk(KERN_ERR "request_irq failed with: %d\n", err); 1096 printk(KERN_ERR "request_irq failed with: %d\n", err);
830 netxen_free_hw_resources(adapter); 1097 goto err_out_free_hw;
831 return err;
832 } 1098 }
833 1099
834 adapter->is_up = NETXEN_ADAPTER_UP_MAGIC; 1100 adapter->is_up = NETXEN_ADAPTER_UP_MAGIC;
835 } 1101 }
1102
836 /* Done here again so that even if phantom sw overwrote it, 1103 /* Done here again so that even if phantom sw overwrote it,
837 * we set it */ 1104 * we set it */
838 if (adapter->init_port 1105 err = adapter->init_port(adapter, adapter->physical_port);
839 && adapter->init_port(adapter, adapter->portnum) != 0) { 1106 if (err) {
840 printk(KERN_ERR "%s: Failed to initialize port %d\n", 1107 printk(KERN_ERR "%s: Failed to initialize port %d\n",
841 netxen_nic_driver_name, adapter->portnum); 1108 netxen_nic_driver_name, adapter->portnum);
842 return -EIO; 1109 goto err_out_free_irq;
843 } 1110 }
844 if (adapter->macaddr_set) 1111 adapter->macaddr_set(adapter, netdev->dev_addr);
845 adapter->macaddr_set(adapter, netdev->dev_addr);
846 1112
847 netxen_nic_set_link_parameters(adapter); 1113 netxen_nic_set_link_parameters(adapter);
848 1114
849 netxen_nic_set_multi(netdev); 1115 netdev->set_multicast_list(netdev);
850 if (adapter->set_mtu) 1116 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
1117 nx_fw_cmd_set_mtu(adapter, netdev->mtu);
1118 else
851 adapter->set_mtu(adapter, netdev->mtu); 1119 adapter->set_mtu(adapter, netdev->mtu);
852 1120
853 mod_timer(&adapter->watchdog_timer, jiffies); 1121 mod_timer(&adapter->watchdog_timer, jiffies);
@@ -858,6 +1126,14 @@ static int netxen_nic_open(struct net_device *netdev)
858 netif_start_queue(netdev); 1126 netif_start_queue(netdev);
859 1127
860 return 0; 1128 return 0;
1129
1130err_out_free_irq:
1131 free_irq(adapter->irq, adapter);
1132err_out_free_hw:
1133 netxen_free_hw_resources(adapter);
1134err_out_free_sw:
1135 netxen_free_sw_resources(adapter);
1136 return err;
861} 1137}
862 1138
863/* 1139/*
@@ -866,9 +1142,6 @@ static int netxen_nic_open(struct net_device *netdev)
866static int netxen_nic_close(struct net_device *netdev) 1142static int netxen_nic_close(struct net_device *netdev)
867{ 1143{
868 struct netxen_adapter *adapter = netdev_priv(netdev); 1144 struct netxen_adapter *adapter = netdev_priv(netdev);
869 int i, j;
870 struct netxen_cmd_buffer *cmd_buff;
871 struct netxen_skb_frag *buffrag;
872 1145
873 netif_carrier_off(netdev); 1146 netif_carrier_off(netdev);
874 netif_stop_queue(netdev); 1147 netif_stop_queue(netdev);
@@ -879,30 +1152,8 @@ static int netxen_nic_close(struct net_device *netdev)
879 1152
880 netxen_nic_disable_int(adapter); 1153 netxen_nic_disable_int(adapter);
881 1154
882 cmd_buff = adapter->cmd_buf_arr; 1155 netxen_release_tx_buffers(adapter);
883 for (i = 0; i < adapter->max_tx_desc_count; i++) { 1156
884 buffrag = cmd_buff->frag_array;
885 if (buffrag->dma) {
886 pci_unmap_single(adapter->pdev, buffrag->dma,
887 buffrag->length, PCI_DMA_TODEVICE);
888 buffrag->dma = 0ULL;
889 }
890 for (j = 0; j < cmd_buff->frag_count; j++) {
891 buffrag++;
892 if (buffrag->dma) {
893 pci_unmap_page(adapter->pdev, buffrag->dma,
894 buffrag->length,
895 PCI_DMA_TODEVICE);
896 buffrag->dma = 0ULL;
897 }
898 }
899 /* Free the skb we received in netxen_nic_xmit_frame */
900 if (cmd_buff->skb) {
901 dev_kfree_skb_any(cmd_buff->skb);
902 cmd_buff->skb = NULL;
903 }
904 cmd_buff++;
905 }
906 if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) { 1157 if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
907 FLUSH_SCHEDULED_WORK(); 1158 FLUSH_SCHEDULED_WORK();
908 del_timer_sync(&adapter->watchdog_timer); 1159 del_timer_sync(&adapter->watchdog_timer);
@@ -911,6 +1162,31 @@ static int netxen_nic_close(struct net_device *netdev)
911 return 0; 1162 return 0;
912} 1163}
913 1164
1165void netxen_tso_check(struct netxen_adapter *adapter,
1166 struct cmd_desc_type0 *desc, struct sk_buff *skb)
1167{
1168 if (desc->mss) {
1169 desc->total_hdr_length = (sizeof(struct ethhdr) +
1170 ip_hdrlen(skb) + tcp_hdrlen(skb));
1171
1172 if ((NX_IS_REVISION_P3(adapter->ahw.revision_id)) &&
1173 (skb->protocol == htons(ETH_P_IPV6)))
1174 netxen_set_cmd_desc_opcode(desc, TX_TCP_LSO6);
1175 else
1176 netxen_set_cmd_desc_opcode(desc, TX_TCP_LSO);
1177
1178 } else if (skb->ip_summed == CHECKSUM_PARTIAL) {
1179 if (ip_hdr(skb)->protocol == IPPROTO_TCP)
1180 netxen_set_cmd_desc_opcode(desc, TX_TCP_PKT);
1181 else if (ip_hdr(skb)->protocol == IPPROTO_UDP)
1182 netxen_set_cmd_desc_opcode(desc, TX_UDP_PKT);
1183 else
1184 return;
1185 }
1186 desc->tcp_hdr_offset = skb_transport_offset(skb);
1187 desc->ip_hdr_offset = skb_network_offset(skb);
1188}
1189
914static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) 1190static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
915{ 1191{
916 struct netxen_adapter *adapter = netdev_priv(netdev); 1192 struct netxen_adapter *adapter = netdev_priv(netdev);
@@ -932,7 +1208,7 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
932 1208
933 /* There 4 fragments per descriptor */ 1209 /* There 4 fragments per descriptor */
934 no_of_desc = (frag_count + 3) >> 2; 1210 no_of_desc = (frag_count + 3) >> 2;
935 if (netdev->features & NETIF_F_TSO) { 1211 if (netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) {
936 if (skb_shinfo(skb)->gso_size > 0) { 1212 if (skb_shinfo(skb)->gso_size > 0) {
937 1213
938 no_of_desc++; 1214 no_of_desc++;
@@ -959,7 +1235,8 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
959 memset(hwdesc, 0, sizeof(struct cmd_desc_type0)); 1235 memset(hwdesc, 0, sizeof(struct cmd_desc_type0));
960 /* Take skb->data itself */ 1236 /* Take skb->data itself */
961 pbuf = &adapter->cmd_buf_arr[producer]; 1237 pbuf = &adapter->cmd_buf_arr[producer];
962 if ((netdev->features & NETIF_F_TSO) && skb_shinfo(skb)->gso_size > 0) { 1238 if ((netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) &&
1239 skb_shinfo(skb)->gso_size > 0) {
963 pbuf->mss = skb_shinfo(skb)->gso_size; 1240 pbuf->mss = skb_shinfo(skb)->gso_size;
964 hwdesc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size); 1241 hwdesc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
965 } else { 1242 } else {
@@ -1086,6 +1363,89 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
1086 return NETDEV_TX_OK; 1363 return NETDEV_TX_OK;
1087} 1364}
1088 1365
1366static int netxen_nic_check_temp(struct netxen_adapter *adapter)
1367{
1368 struct net_device *netdev = adapter->netdev;
1369 uint32_t temp, temp_state, temp_val;
1370 int rv = 0;
1371
1372 temp = adapter->pci_read_normalize(adapter, CRB_TEMP_STATE);
1373
1374 temp_state = nx_get_temp_state(temp);
1375 temp_val = nx_get_temp_val(temp);
1376
1377 if (temp_state == NX_TEMP_PANIC) {
1378 printk(KERN_ALERT
1379 "%s: Device temperature %d degrees C exceeds"
1380 " maximum allowed. Hardware has been shut down.\n",
1381 netxen_nic_driver_name, temp_val);
1382
1383 netif_carrier_off(netdev);
1384 netif_stop_queue(netdev);
1385 rv = 1;
1386 } else if (temp_state == NX_TEMP_WARN) {
1387 if (adapter->temp == NX_TEMP_NORMAL) {
1388 printk(KERN_ALERT
1389 "%s: Device temperature %d degrees C "
1390 "exceeds operating range."
1391 " Immediate action needed.\n",
1392 netxen_nic_driver_name, temp_val);
1393 }
1394 } else {
1395 if (adapter->temp == NX_TEMP_WARN) {
1396 printk(KERN_INFO
1397 "%s: Device temperature is now %d degrees C"
1398 " in normal range.\n", netxen_nic_driver_name,
1399 temp_val);
1400 }
1401 }
1402 adapter->temp = temp_state;
1403 return rv;
1404}
1405
1406static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
1407{
1408 struct net_device *netdev = adapter->netdev;
1409 u32 val, port, linkup;
1410
1411 port = adapter->physical_port;
1412
1413 if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
1414 val = adapter->pci_read_normalize(adapter, CRB_XG_STATE);
1415 linkup = (val >> port) & 1;
1416 } else {
1417 if (adapter->fw_major < 4) {
1418 val = adapter->pci_read_normalize(adapter,
1419 CRB_XG_STATE);
1420 val = (val >> port*8) & 0xff;
1421 linkup = (val == XG_LINK_UP);
1422 } else {
1423 val = adapter->pci_read_normalize(adapter,
1424 CRB_XG_STATE_P3);
1425 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
1426 linkup = (val == XG_LINK_UP_P3);
1427 }
1428 }
1429
1430 if (adapter->ahw.linkup && !linkup) {
1431 printk(KERN_INFO "%s: %s NIC Link is down\n",
1432 netxen_nic_driver_name, netdev->name);
1433 adapter->ahw.linkup = 0;
1434 if (netif_running(netdev)) {
1435 netif_carrier_off(netdev);
1436 netif_stop_queue(netdev);
1437 }
1438 } else if (!adapter->ahw.linkup && linkup) {
1439 printk(KERN_INFO "%s: %s NIC Link is up\n",
1440 netxen_nic_driver_name, netdev->name);
1441 adapter->ahw.linkup = 1;
1442 if (netif_running(netdev)) {
1443 netif_carrier_on(netdev);
1444 netif_wake_queue(netdev);
1445 }
1446 }
1447}
1448
1089static void netxen_watchdog(unsigned long v) 1449static void netxen_watchdog(unsigned long v)
1090{ 1450{
1091 struct netxen_adapter *adapter = (struct netxen_adapter *)v; 1451 struct netxen_adapter *adapter = (struct netxen_adapter *)v;
@@ -1093,6 +1453,19 @@ static void netxen_watchdog(unsigned long v)
1093 SCHEDULE_WORK(&adapter->watchdog_task); 1453 SCHEDULE_WORK(&adapter->watchdog_task);
1094} 1454}
1095 1455
1456void netxen_watchdog_task(struct work_struct *work)
1457{
1458 struct netxen_adapter *adapter =
1459 container_of(work, struct netxen_adapter, watchdog_task);
1460
1461 if ((adapter->portnum == 0) && netxen_nic_check_temp(adapter))
1462 return;
1463
1464 netxen_nic_handle_phy_intr(adapter);
1465
1466 mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
1467}
1468
1096static void netxen_tx_timeout(struct net_device *netdev) 1469static void netxen_tx_timeout(struct net_device *netdev)
1097{ 1470{
1098 struct netxen_adapter *adapter = (struct netxen_adapter *) 1471 struct netxen_adapter *adapter = (struct netxen_adapter *)
@@ -1118,6 +1491,38 @@ static void netxen_tx_timeout_task(struct work_struct *work)
1118 netif_wake_queue(adapter->netdev); 1491 netif_wake_queue(adapter->netdev);
1119} 1492}
1120 1493
1494/*
1495 * netxen_nic_get_stats - Get System Network Statistics
1496 * @netdev: network interface device structure
1497 */
1498struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
1499{
1500 struct netxen_adapter *adapter = netdev_priv(netdev);
1501 struct net_device_stats *stats = &adapter->net_stats;
1502
1503 memset(stats, 0, sizeof(*stats));
1504
1505 /* total packets received */
1506 stats->rx_packets = adapter->stats.no_rcv;
1507 /* total packets transmitted */
1508 stats->tx_packets = adapter->stats.xmitedframes +
1509 adapter->stats.xmitfinished;
1510 /* total bytes received */
1511 stats->rx_bytes = adapter->stats.rxbytes;
1512 /* total bytes transmitted */
1513 stats->tx_bytes = adapter->stats.txbytes;
1514 /* bad packets received */
1515 stats->rx_errors = adapter->stats.rcvdbadskb;
1516 /* packet transmit problems */
1517 stats->tx_errors = adapter->stats.nocmddescriptor;
1518 /* no space in linux buffers */
1519 stats->rx_dropped = adapter->stats.rxdropped;
1520 /* no space available in linux */
1521 stats->tx_dropped = adapter->stats.txdropped;
1522
1523 return stats;
1524}
1525
1121static inline void 1526static inline void
1122netxen_handle_int(struct netxen_adapter *adapter) 1527netxen_handle_int(struct netxen_adapter *adapter)
1123{ 1528{
@@ -1125,20 +1530,20 @@ netxen_handle_int(struct netxen_adapter *adapter)
1125 napi_schedule(&adapter->napi); 1530 napi_schedule(&adapter->napi);
1126} 1531}
1127 1532
1128irqreturn_t netxen_intr(int irq, void *data) 1533static irqreturn_t netxen_intr(int irq, void *data)
1129{ 1534{
1130 struct netxen_adapter *adapter = data; 1535 struct netxen_adapter *adapter = data;
1131 u32 our_int = 0; 1536 u32 our_int = 0;
1132 1537
1133 our_int = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR)); 1538 our_int = adapter->pci_read_normalize(adapter, CRB_INT_VECTOR);
1134 /* not our interrupt */ 1539 /* not our interrupt */
1135 if ((our_int & (0x80 << adapter->portnum)) == 0) 1540 if ((our_int & (0x80 << adapter->portnum)) == 0)
1136 return IRQ_NONE; 1541 return IRQ_NONE;
1137 1542
1138 if (adapter->intr_scheme == INTR_SCHEME_PERPORT) { 1543 if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
1139 /* claim interrupt */ 1544 /* claim interrupt */
1140 writel(our_int & ~((u32)(0x80 << adapter->portnum)), 1545 adapter->pci_write_normalize(adapter, CRB_INT_VECTOR,
1141 NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR)); 1546 our_int & ~((u32)(0x80 << adapter->portnum)));
1142 } 1547 }
1143 1548
1144 netxen_handle_int(adapter); 1549 netxen_handle_int(adapter);
@@ -1146,7 +1551,7 @@ irqreturn_t netxen_intr(int irq, void *data)
1146 return IRQ_HANDLED; 1551 return IRQ_HANDLED;
1147} 1552}
1148 1553
1149irqreturn_t netxen_msi_intr(int irq, void *data) 1554static irqreturn_t netxen_msi_intr(int irq, void *data)
1150{ 1555{
1151 struct netxen_adapter *adapter = data; 1556 struct netxen_adapter *adapter = data;
1152 1557
@@ -1220,10 +1625,6 @@ module_init(netxen_init_module);
1220 1625
1221static void __exit netxen_exit_module(void) 1626static void __exit netxen_exit_module(void)
1222{ 1627{
1223 /*
1224 * Wait for some time to allow the dma to drain, if any.
1225 */
1226 msleep(100);
1227 pci_unregister_driver(&netxen_driver); 1628 pci_unregister_driver(&netxen_driver);
1228 destroy_workqueue(netxen_workq); 1629 destroy_workqueue(netxen_workq);
1229} 1630}
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-02 16:24:37 -0500