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Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
01e58d8e | 3 | * Copyright (c) 2003-2008 QLogic Corporation |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/delay.h> | |
0107109e | 10 | #include <linux/vmalloc.h> |
1da177e4 LT |
11 | |
12 | #include "qla_devtbl.h" | |
13 | ||
4e08df3f DM |
14 | #ifdef CONFIG_SPARC |
15 | #include <asm/prom.h> | |
4e08df3f DM |
16 | #endif |
17 | ||
1da177e4 LT |
18 | /* |
19 | * QLogic ISP2x00 Hardware Support Function Prototypes. | |
20 | */ | |
1da177e4 | 21 | static int qla2x00_isp_firmware(scsi_qla_host_t *); |
1da177e4 LT |
22 | static void qla2x00_resize_request_q(scsi_qla_host_t *); |
23 | static int qla2x00_setup_chip(scsi_qla_host_t *); | |
24 | static void qla2x00_init_response_q_entries(scsi_qla_host_t *); | |
25 | static int qla2x00_init_rings(scsi_qla_host_t *); | |
26 | static int qla2x00_fw_ready(scsi_qla_host_t *); | |
27 | static int qla2x00_configure_hba(scsi_qla_host_t *); | |
1da177e4 LT |
28 | static int qla2x00_configure_loop(scsi_qla_host_t *); |
29 | static int qla2x00_configure_local_loop(scsi_qla_host_t *); | |
1da177e4 LT |
30 | static int qla2x00_configure_fabric(scsi_qla_host_t *); |
31 | static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); | |
32 | static int qla2x00_device_resync(scsi_qla_host_t *); | |
33 | static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, | |
34 | uint16_t *); | |
1da177e4 LT |
35 | |
36 | static int qla2x00_restart_isp(scsi_qla_host_t *); | |
1da177e4 | 37 | |
413975a0 AB |
38 | static int qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev); |
39 | ||
4d4df193 HK |
40 | static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *); |
41 | static int qla84xx_init_chip(scsi_qla_host_t *); | |
42 | ||
1da177e4 LT |
43 | /****************************************************************************/ |
44 | /* QLogic ISP2x00 Hardware Support Functions. */ | |
45 | /****************************************************************************/ | |
46 | ||
47 | /* | |
48 | * qla2x00_initialize_adapter | |
49 | * Initialize board. | |
50 | * | |
51 | * Input: | |
52 | * ha = adapter block pointer. | |
53 | * | |
54 | * Returns: | |
55 | * 0 = success | |
56 | */ | |
57 | int | |
58 | qla2x00_initialize_adapter(scsi_qla_host_t *ha) | |
59 | { | |
60 | int rval; | |
1da177e4 LT |
61 | |
62 | /* Clear adapter flags. */ | |
63 | ha->flags.online = 0; | |
64 | ha->flags.reset_active = 0; | |
65 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
66 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
2603221a | 67 | ha->device_flags = DFLG_NO_CABLE; |
1da177e4 | 68 | ha->dpc_flags = 0; |
1da177e4 LT |
69 | ha->flags.management_server_logged_in = 0; |
70 | ha->marker_needed = 0; | |
71 | ha->mbx_flags = 0; | |
72 | ha->isp_abort_cnt = 0; | |
73 | ha->beacon_blink_led = 0; | |
cca5335c | 74 | set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags); |
1da177e4 | 75 | |
0107109e | 76 | qla_printk(KERN_INFO, ha, "Configuring PCI space...\n"); |
fd34f556 | 77 | rval = ha->isp_ops->pci_config(ha); |
1da177e4 | 78 | if (rval) { |
7c98a046 | 79 | DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n", |
1da177e4 LT |
80 | ha->host_no)); |
81 | return (rval); | |
82 | } | |
83 | ||
fd34f556 | 84 | ha->isp_ops->reset_chip(ha); |
1da177e4 | 85 | |
c00d8994 AV |
86 | rval = qla2xxx_get_flash_info(ha); |
87 | if (rval) { | |
88 | DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n", | |
89 | ha->host_no)); | |
90 | return (rval); | |
91 | } | |
92 | ||
fd34f556 | 93 | ha->isp_ops->get_flash_version(ha, ha->request_ring); |
30c47662 | 94 | |
1da177e4 | 95 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 96 | |
fd34f556 | 97 | ha->isp_ops->nvram_config(ha); |
1da177e4 | 98 | |
d4c760c2 AV |
99 | if (ha->flags.disable_serdes) { |
100 | /* Mask HBA via NVRAM settings? */ | |
101 | qla_printk(KERN_INFO, ha, "Masking HBA WWPN " | |
102 | "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n", | |
103 | ha->port_name[0], ha->port_name[1], | |
104 | ha->port_name[2], ha->port_name[3], | |
105 | ha->port_name[4], ha->port_name[5], | |
106 | ha->port_name[6], ha->port_name[7]); | |
107 | return QLA_FUNCTION_FAILED; | |
108 | } | |
109 | ||
1da177e4 LT |
110 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); |
111 | ||
d19044c3 | 112 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { |
fd34f556 | 113 | rval = ha->isp_ops->chip_diag(ha); |
d19044c3 AV |
114 | if (rval) |
115 | return (rval); | |
116 | rval = qla2x00_setup_chip(ha); | |
117 | if (rval) | |
118 | return (rval); | |
1da177e4 | 119 | } |
4d4df193 HK |
120 | if (IS_QLA84XX(ha)) { |
121 | ha->cs84xx = qla84xx_get_chip(ha); | |
122 | if (!ha->cs84xx) { | |
123 | qla_printk(KERN_ERR, ha, | |
124 | "Unable to configure ISP84XX.\n"); | |
125 | return QLA_FUNCTION_FAILED; | |
126 | } | |
127 | } | |
d19044c3 | 128 | rval = qla2x00_init_rings(ha); |
1da177e4 LT |
129 | |
130 | return (rval); | |
131 | } | |
132 | ||
133 | /** | |
abbd8870 | 134 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
135 | * @ha: HA context |
136 | * | |
137 | * Returns 0 on success. | |
138 | */ | |
abbd8870 AV |
139 | int |
140 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 141 | { |
a157b101 | 142 | uint16_t w; |
27b2f679 | 143 | uint32_t d; |
abbd8870 | 144 | unsigned long flags; |
3d71644c | 145 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 146 | |
1da177e4 | 147 | pci_set_master(ha->pdev); |
af6177d8 | 148 | pci_try_set_mwi(ha->pdev); |
1da177e4 | 149 | |
1da177e4 | 150 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
a157b101 | 151 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
abbd8870 AV |
152 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
153 | ||
154 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
155 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
156 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
157 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
158 | |
159 | /* Get PCI bus information. */ | |
160 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 161 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
162 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
163 | ||
abbd8870 AV |
164 | return QLA_SUCCESS; |
165 | } | |
1da177e4 | 166 | |
abbd8870 AV |
167 | /** |
168 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
169 | * @ha: HA context | |
170 | * | |
171 | * Returns 0 on success. | |
172 | */ | |
173 | int | |
174 | qla2300_pci_config(scsi_qla_host_t *ha) | |
175 | { | |
a157b101 | 176 | uint16_t w; |
27b2f679 | 177 | uint32_t d; |
abbd8870 AV |
178 | unsigned long flags = 0; |
179 | uint32_t cnt; | |
3d71644c | 180 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 181 | |
abbd8870 | 182 | pci_set_master(ha->pdev); |
af6177d8 | 183 | pci_try_set_mwi(ha->pdev); |
1da177e4 | 184 | |
abbd8870 | 185 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
a157b101 | 186 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
1da177e4 | 187 | |
abbd8870 AV |
188 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
189 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
a157b101 | 190 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
1da177e4 | 191 | |
abbd8870 AV |
192 | /* |
193 | * If this is a 2300 card and not 2312, reset the | |
194 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
195 | * the 2310 also reports itself as a 2300 so we need to get the | |
196 | * fb revision level -- a 6 indicates it really is a 2300 and | |
197 | * not a 2310. | |
198 | */ | |
199 | if (IS_QLA2300(ha)) { | |
200 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 201 | |
abbd8870 | 202 | /* Pause RISC. */ |
3d71644c | 203 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 204 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 205 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 206 | break; |
1da177e4 | 207 | |
abbd8870 AV |
208 | udelay(10); |
209 | } | |
1da177e4 | 210 | |
abbd8870 | 211 | /* Select FPM registers. */ |
3d71644c AV |
212 | WRT_REG_WORD(®->ctrl_status, 0x20); |
213 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
214 | |
215 | /* Get the fb rev level */ | |
3d71644c | 216 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
217 | |
218 | if (ha->fb_rev == FPM_2300) | |
a157b101 | 219 | pci_clear_mwi(ha->pdev); |
abbd8870 AV |
220 | |
221 | /* Deselect FPM registers. */ | |
3d71644c AV |
222 | WRT_REG_WORD(®->ctrl_status, 0x0); |
223 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
224 | |
225 | /* Release RISC module. */ | |
3d71644c | 226 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 227 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 228 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
229 | break; |
230 | ||
231 | udelay(10); | |
1da177e4 | 232 | } |
1da177e4 | 233 | |
abbd8870 AV |
234 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
235 | } | |
1da177e4 | 236 | |
abbd8870 AV |
237 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
238 | ||
1da177e4 | 239 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
240 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
241 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
242 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 243 | |
abbd8870 AV |
244 | /* Get PCI bus information. */ |
245 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 246 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
247 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
248 | ||
249 | return QLA_SUCCESS; | |
1da177e4 LT |
250 | } |
251 | ||
0107109e AV |
252 | /** |
253 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
254 | * @ha: HA context | |
255 | * | |
256 | * Returns 0 on success. | |
257 | */ | |
258 | int | |
259 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
260 | { | |
a157b101 | 261 | uint16_t w; |
27b2f679 | 262 | uint32_t d; |
0107109e AV |
263 | unsigned long flags = 0; |
264 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
0107109e AV |
265 | |
266 | pci_set_master(ha->pdev); | |
af6177d8 | 267 | pci_try_set_mwi(ha->pdev); |
0107109e AV |
268 | |
269 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
a157b101 | 270 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
0107109e AV |
271 | w &= ~PCI_COMMAND_INTX_DISABLE; |
272 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
273 | ||
274 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
275 | ||
276 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
f85ec187 AV |
277 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX)) |
278 | pcix_set_mmrbc(ha->pdev, 2048); | |
0107109e AV |
279 | |
280 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
f85ec187 AV |
281 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) |
282 | pcie_set_readrq(ha->pdev, 2048); | |
0107109e AV |
283 | |
284 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
285 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
286 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
287 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e | 288 | |
44c10138 | 289 | ha->chip_revision = ha->pdev->revision; |
a8488abe | 290 | |
0107109e AV |
291 | /* Get PCI bus information. */ |
292 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
293 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
294 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
295 | ||
296 | return QLA_SUCCESS; | |
297 | } | |
298 | ||
c3a2f0df AV |
299 | /** |
300 | * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers. | |
301 | * @ha: HA context | |
302 | * | |
303 | * Returns 0 on success. | |
304 | */ | |
305 | int | |
306 | qla25xx_pci_config(scsi_qla_host_t *ha) | |
307 | { | |
308 | uint16_t w; | |
309 | uint32_t d; | |
310 | ||
311 | pci_set_master(ha->pdev); | |
312 | pci_try_set_mwi(ha->pdev); | |
313 | ||
314 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
315 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
316 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
317 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
318 | ||
319 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
320 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) | |
321 | pcie_set_readrq(ha->pdev, 2048); | |
322 | ||
323 | /* Reset expansion ROM address decode enable */ | |
324 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); | |
325 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
326 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
327 | ||
328 | ha->chip_revision = ha->pdev->revision; | |
329 | ||
330 | return QLA_SUCCESS; | |
331 | } | |
332 | ||
1da177e4 LT |
333 | /** |
334 | * qla2x00_isp_firmware() - Choose firmware image. | |
335 | * @ha: HA context | |
336 | * | |
337 | * Returns 0 on success. | |
338 | */ | |
339 | static int | |
340 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
341 | { | |
342 | int rval; | |
42e421b1 AV |
343 | uint16_t loop_id, topo, sw_cap; |
344 | uint8_t domain, area, al_pa; | |
1da177e4 LT |
345 | |
346 | /* Assume loading risc code */ | |
fa2a1ce5 | 347 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
348 | |
349 | if (ha->flags.disable_risc_code_load) { | |
350 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
351 | ha->host_no)); | |
352 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
353 | ||
354 | /* Verify checksum of loaded RISC code. */ | |
441d1072 | 355 | rval = qla2x00_verify_checksum(ha, ha->fw_srisc_address); |
42e421b1 AV |
356 | if (rval == QLA_SUCCESS) { |
357 | /* And, verify we are not in ROM code. */ | |
358 | rval = qla2x00_get_adapter_id(ha, &loop_id, &al_pa, | |
359 | &area, &domain, &topo, &sw_cap); | |
360 | } | |
1da177e4 LT |
361 | } |
362 | ||
363 | if (rval) { | |
364 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
365 | ha->host_no)); | |
366 | } | |
367 | ||
368 | return (rval); | |
369 | } | |
370 | ||
371 | /** | |
372 | * qla2x00_reset_chip() - Reset ISP chip. | |
373 | * @ha: HA context | |
374 | * | |
375 | * Returns 0 on success. | |
376 | */ | |
abbd8870 | 377 | void |
fa2a1ce5 | 378 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
379 | { |
380 | unsigned long flags = 0; | |
3d71644c | 381 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 382 | uint32_t cnt; |
1da177e4 LT |
383 | uint16_t cmd; |
384 | ||
fd34f556 | 385 | ha->isp_ops->disable_intrs(ha); |
1da177e4 LT |
386 | |
387 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
388 | ||
389 | /* Turn off master enable */ | |
390 | cmd = 0; | |
391 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
392 | cmd &= ~PCI_COMMAND_MASTER; | |
393 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
394 | ||
395 | if (!IS_QLA2100(ha)) { | |
396 | /* Pause RISC. */ | |
397 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
398 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
399 | for (cnt = 0; cnt < 30000; cnt++) { | |
400 | if ((RD_REG_WORD(®->hccr) & | |
401 | HCCR_RISC_PAUSE) != 0) | |
402 | break; | |
403 | udelay(100); | |
404 | } | |
405 | } else { | |
406 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
407 | udelay(10); | |
408 | } | |
409 | ||
410 | /* Select FPM registers. */ | |
411 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
412 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
413 | ||
414 | /* FPM Soft Reset. */ | |
415 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
416 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
417 | ||
418 | /* Toggle Fpm Reset. */ | |
419 | if (!IS_QLA2200(ha)) { | |
420 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
421 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
422 | } | |
423 | ||
424 | /* Select frame buffer registers. */ | |
425 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
426 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
427 | ||
428 | /* Reset frame buffer FIFOs. */ | |
429 | if (IS_QLA2200(ha)) { | |
430 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
431 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
432 | } else { | |
433 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
434 | ||
435 | /* Read back fb_cmd until zero or 3 seconds max */ | |
436 | for (cnt = 0; cnt < 3000; cnt++) { | |
437 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
438 | break; | |
439 | udelay(100); | |
440 | } | |
441 | } | |
442 | ||
443 | /* Select RISC module registers. */ | |
444 | WRT_REG_WORD(®->ctrl_status, 0); | |
445 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
446 | ||
447 | /* Reset RISC processor. */ | |
448 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
449 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
450 | ||
451 | /* Release RISC processor. */ | |
452 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
453 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
454 | } | |
455 | ||
456 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
457 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
458 | ||
459 | /* Reset ISP chip. */ | |
460 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
461 | ||
462 | /* Wait for RISC to recover from reset. */ | |
463 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
464 | /* | |
465 | * It is necessary to for a delay here since the card doesn't | |
466 | * respond to PCI reads during a reset. On some architectures | |
467 | * this will result in an MCA. | |
468 | */ | |
469 | udelay(20); | |
470 | for (cnt = 30000; cnt; cnt--) { | |
471 | if ((RD_REG_WORD(®->ctrl_status) & | |
472 | CSR_ISP_SOFT_RESET) == 0) | |
473 | break; | |
474 | udelay(100); | |
475 | } | |
476 | } else | |
477 | udelay(10); | |
478 | ||
479 | /* Reset RISC processor. */ | |
480 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
481 | ||
482 | WRT_REG_WORD(®->semaphore, 0); | |
483 | ||
484 | /* Release RISC processor. */ | |
485 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
486 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
487 | ||
488 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
489 | for (cnt = 0; cnt < 30000; cnt++) { | |
ffb39f03 | 490 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) |
1da177e4 | 491 | break; |
1da177e4 LT |
492 | |
493 | udelay(100); | |
494 | } | |
495 | } else | |
496 | udelay(100); | |
497 | ||
498 | /* Turn on master enable */ | |
499 | cmd |= PCI_COMMAND_MASTER; | |
500 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
501 | ||
502 | /* Disable RISC pause on FPM parity error. */ | |
503 | if (!IS_QLA2100(ha)) { | |
504 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
505 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
506 | } | |
507 | ||
508 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
509 | } | |
510 | ||
0107109e | 511 | /** |
88c26663 | 512 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
513 | * @ha: HA context |
514 | * | |
515 | * Returns 0 on success. | |
516 | */ | |
88c26663 AV |
517 | static inline void |
518 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e | 519 | { |
cb8dacbf | 520 | int hw_evt = 0; |
0107109e AV |
521 | unsigned long flags = 0; |
522 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
523 | uint32_t cnt, d2; | |
335a1cc9 | 524 | uint16_t wd; |
0107109e | 525 | |
0107109e AV |
526 | spin_lock_irqsave(&ha->hardware_lock, flags); |
527 | ||
528 | /* Reset RISC. */ | |
529 | WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
530 | for (cnt = 0; cnt < 30000; cnt++) { | |
531 | if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) | |
532 | break; | |
533 | ||
534 | udelay(10); | |
535 | } | |
536 | ||
537 | WRT_REG_DWORD(®->ctrl_status, | |
538 | CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
335a1cc9 | 539 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); |
88c26663 | 540 | |
335a1cc9 | 541 | udelay(100); |
88c26663 | 542 | /* Wait for firmware to complete NVRAM accesses. */ |
88c26663 AV |
543 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); |
544 | for (cnt = 10000 ; cnt && d2; cnt--) { | |
545 | udelay(5); | |
546 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
547 | barrier(); | |
548 | } | |
cb8dacbf AV |
549 | if (cnt == 0) |
550 | hw_evt = 1; | |
88c26663 | 551 | |
335a1cc9 | 552 | /* Wait for soft-reset to complete. */ |
0107109e AV |
553 | d2 = RD_REG_DWORD(®->ctrl_status); |
554 | for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { | |
555 | udelay(5); | |
556 | d2 = RD_REG_DWORD(®->ctrl_status); | |
557 | barrier(); | |
558 | } | |
cb8dacbf AV |
559 | if (cnt == 0 || hw_evt) |
560 | qla2xxx_hw_event_log(ha, HW_EVENT_RESET_ERR, | |
561 | RD_REG_WORD(®->mailbox1), RD_REG_WORD(®->mailbox2), | |
562 | RD_REG_WORD(®->mailbox3)); | |
0107109e AV |
563 | |
564 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
565 | RD_REG_DWORD(®->hccr); | |
566 | ||
567 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
568 | RD_REG_DWORD(®->hccr); | |
569 | ||
570 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); | |
571 | RD_REG_DWORD(®->hccr); | |
572 | ||
573 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
574 | for (cnt = 6000000 ; cnt && d2; cnt--) { | |
575 | udelay(5); | |
576 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
577 | barrier(); | |
578 | } | |
579 | ||
580 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
581 | } | |
582 | ||
88c26663 AV |
583 | /** |
584 | * qla24xx_reset_chip() - Reset ISP24xx chip. | |
585 | * @ha: HA context | |
586 | * | |
587 | * Returns 0 on success. | |
588 | */ | |
589 | void | |
590 | qla24xx_reset_chip(scsi_qla_host_t *ha) | |
591 | { | |
fd34f556 | 592 | ha->isp_ops->disable_intrs(ha); |
88c26663 AV |
593 | |
594 | /* Perform RISC reset. */ | |
595 | qla24xx_reset_risc(ha); | |
596 | } | |
597 | ||
1da177e4 LT |
598 | /** |
599 | * qla2x00_chip_diag() - Test chip for proper operation. | |
600 | * @ha: HA context | |
601 | * | |
602 | * Returns 0 on success. | |
603 | */ | |
abbd8870 | 604 | int |
1da177e4 LT |
605 | qla2x00_chip_diag(scsi_qla_host_t *ha) |
606 | { | |
607 | int rval; | |
3d71644c | 608 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
609 | unsigned long flags = 0; |
610 | uint16_t data; | |
611 | uint32_t cnt; | |
612 | uint16_t mb[5]; | |
613 | ||
614 | /* Assume a failed state */ | |
615 | rval = QLA_FUNCTION_FAILED; | |
616 | ||
617 | DEBUG3(printk("scsi(%ld): Testing device at %lx.\n", | |
618 | ha->host_no, (u_long)®->flash_address)); | |
619 | ||
620 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
621 | ||
622 | /* Reset ISP chip. */ | |
623 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
624 | ||
625 | /* | |
626 | * We need to have a delay here since the card will not respond while | |
627 | * in reset causing an MCA on some architectures. | |
628 | */ | |
629 | udelay(20); | |
630 | data = qla2x00_debounce_register(®->ctrl_status); | |
631 | for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { | |
632 | udelay(5); | |
633 | data = RD_REG_WORD(®->ctrl_status); | |
634 | barrier(); | |
635 | } | |
636 | ||
637 | if (!cnt) | |
638 | goto chip_diag_failed; | |
639 | ||
640 | DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n", | |
641 | ha->host_no)); | |
642 | ||
643 | /* Reset RISC processor. */ | |
644 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
645 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
646 | ||
647 | /* Workaround for QLA2312 PCI parity error */ | |
648 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
649 | data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); | |
650 | for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { | |
651 | udelay(5); | |
652 | data = RD_MAILBOX_REG(ha, reg, 0); | |
fa2a1ce5 | 653 | barrier(); |
1da177e4 LT |
654 | } |
655 | } else | |
656 | udelay(10); | |
657 | ||
658 | if (!cnt) | |
659 | goto chip_diag_failed; | |
660 | ||
661 | /* Check product ID of chip */ | |
662 | DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no)); | |
663 | ||
664 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
665 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
666 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
667 | mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); | |
668 | if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || | |
669 | mb[3] != PROD_ID_3) { | |
670 | qla_printk(KERN_WARNING, ha, | |
671 | "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]); | |
672 | ||
673 | goto chip_diag_failed; | |
674 | } | |
675 | ha->product_id[0] = mb[1]; | |
676 | ha->product_id[1] = mb[2]; | |
677 | ha->product_id[2] = mb[3]; | |
678 | ha->product_id[3] = mb[4]; | |
679 | ||
680 | /* Adjust fw RISC transfer size */ | |
681 | if (ha->request_q_length > 1024) | |
682 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
683 | else | |
684 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * | |
685 | ha->request_q_length; | |
686 | ||
687 | if (IS_QLA2200(ha) && | |
688 | RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { | |
689 | /* Limit firmware transfer size with a 2200A */ | |
690 | DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n", | |
691 | ha->host_no)); | |
692 | ||
ea5b6382 | 693 | ha->device_type |= DT_ISP2200A; |
1da177e4 LT |
694 | ha->fw_transfer_size = 128; |
695 | } | |
696 | ||
697 | /* Wrap Incoming Mailboxes Test. */ | |
698 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
699 | ||
700 | DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no)); | |
701 | rval = qla2x00_mbx_reg_test(ha); | |
702 | if (rval) { | |
703 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
704 | ha->host_no)); | |
705 | qla_printk(KERN_WARNING, ha, | |
706 | "Failed mailbox send register test\n"); | |
707 | } | |
708 | else { | |
709 | /* Flag a successful rval */ | |
710 | rval = QLA_SUCCESS; | |
711 | } | |
712 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
713 | ||
714 | chip_diag_failed: | |
715 | if (rval) | |
716 | DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED " | |
717 | "****\n", ha->host_no)); | |
718 | ||
719 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
720 | ||
721 | return (rval); | |
722 | } | |
723 | ||
0107109e AV |
724 | /** |
725 | * qla24xx_chip_diag() - Test ISP24xx for proper operation. | |
726 | * @ha: HA context | |
727 | * | |
728 | * Returns 0 on success. | |
729 | */ | |
730 | int | |
731 | qla24xx_chip_diag(scsi_qla_host_t *ha) | |
732 | { | |
733 | int rval; | |
0107109e | 734 | |
88c26663 AV |
735 | /* Perform RISC reset. */ |
736 | qla24xx_reset_risc(ha); | |
0107109e | 737 | |
6d052529 | 738 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * ha->request_q_length; |
0107109e AV |
739 | |
740 | rval = qla2x00_mbx_reg_test(ha); | |
741 | if (rval) { | |
742 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
743 | ha->host_no)); | |
744 | qla_printk(KERN_WARNING, ha, | |
745 | "Failed mailbox send register test\n"); | |
746 | } else { | |
747 | /* Flag a successful rval */ | |
748 | rval = QLA_SUCCESS; | |
749 | } | |
750 | ||
751 | return rval; | |
752 | } | |
753 | ||
a7a167bf | 754 | void |
0107109e AV |
755 | qla2x00_alloc_fw_dump(scsi_qla_host_t *ha) |
756 | { | |
a7a167bf AV |
757 | int rval; |
758 | uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, | |
df613b96 AV |
759 | eft_size, fce_size; |
760 | dma_addr_t tc_dma; | |
761 | void *tc; | |
a7a167bf AV |
762 | |
763 | if (ha->fw_dump) { | |
764 | qla_printk(KERN_WARNING, ha, | |
765 | "Firmware dump previously allocated.\n"); | |
766 | return; | |
767 | } | |
d4e3e04d | 768 | |
0107109e | 769 | ha->fw_dumped = 0; |
df613b96 | 770 | fixed_size = mem_size = eft_size = fce_size = 0; |
d4e3e04d | 771 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
a7a167bf | 772 | fixed_size = sizeof(struct qla2100_fw_dump); |
d4e3e04d | 773 | } else if (IS_QLA23XX(ha)) { |
a7a167bf AV |
774 | fixed_size = offsetof(struct qla2300_fw_dump, data_ram); |
775 | mem_size = (ha->fw_memory_size - 0x11000 + 1) * | |
776 | sizeof(uint16_t); | |
e428924c | 777 | } else if (IS_FWI2_CAPABLE(ha)) { |
c3a2f0df AV |
778 | fixed_size = IS_QLA25XX(ha) ? |
779 | offsetof(struct qla25xx_fw_dump, ext_mem): | |
780 | offsetof(struct qla24xx_fw_dump, ext_mem); | |
a7a167bf AV |
781 | mem_size = (ha->fw_memory_size - 0x100000 + 1) * |
782 | sizeof(uint32_t); | |
783 | ||
df613b96 AV |
784 | /* Allocate memory for Fibre Channel Event Buffer. */ |
785 | if (!IS_QLA25XX(ha)) | |
436a7b11 | 786 | goto try_eft; |
df613b96 AV |
787 | |
788 | tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma, | |
789 | GFP_KERNEL); | |
790 | if (!tc) { | |
791 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
792 | "(%d KB) for FCE.\n", FCE_SIZE / 1024); | |
436a7b11 | 793 | goto try_eft; |
df613b96 AV |
794 | } |
795 | ||
796 | memset(tc, 0, FCE_SIZE); | |
797 | rval = qla2x00_enable_fce_trace(ha, tc_dma, FCE_NUM_BUFFERS, | |
798 | ha->fce_mb, &ha->fce_bufs); | |
799 | if (rval) { | |
800 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
801 | "FCE (%d).\n", rval); | |
802 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc, | |
803 | tc_dma); | |
804 | ha->flags.fce_enabled = 0; | |
436a7b11 | 805 | goto try_eft; |
df613b96 AV |
806 | } |
807 | ||
808 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n", | |
809 | FCE_SIZE / 1024); | |
810 | ||
811 | fce_size = sizeof(struct qla2xxx_fce_chain) + EFT_SIZE; | |
812 | ha->flags.fce_enabled = 1; | |
813 | ha->fce_dma = tc_dma; | |
814 | ha->fce = tc; | |
436a7b11 AV |
815 | try_eft: |
816 | /* Allocate memory for Extended Trace Buffer. */ | |
817 | tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma, | |
818 | GFP_KERNEL); | |
819 | if (!tc) { | |
820 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
821 | "(%d KB) for EFT.\n", EFT_SIZE / 1024); | |
822 | goto cont_alloc; | |
823 | } | |
824 | ||
825 | memset(tc, 0, EFT_SIZE); | |
826 | rval = qla2x00_enable_eft_trace(ha, tc_dma, EFT_NUM_BUFFERS); | |
827 | if (rval) { | |
828 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
829 | "EFT (%d).\n", rval); | |
830 | dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc, | |
831 | tc_dma); | |
832 | goto cont_alloc; | |
833 | } | |
834 | ||
835 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n", | |
836 | EFT_SIZE / 1024); | |
837 | ||
838 | eft_size = EFT_SIZE; | |
839 | ha->eft_dma = tc_dma; | |
840 | ha->eft = tc; | |
d4e3e04d | 841 | } |
a7a167bf AV |
842 | cont_alloc: |
843 | req_q_size = ha->request_q_length * sizeof(request_t); | |
844 | rsp_q_size = ha->response_q_length * sizeof(response_t); | |
845 | ||
846 | dump_size = offsetof(struct qla2xxx_fw_dump, isp); | |
847 | dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + | |
df613b96 | 848 | eft_size + fce_size; |
d4e3e04d AV |
849 | |
850 | ha->fw_dump = vmalloc(dump_size); | |
a7a167bf | 851 | if (!ha->fw_dump) { |
0107109e | 852 | qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for " |
d4e3e04d | 853 | "firmware dump!!!\n", dump_size / 1024); |
a7a167bf AV |
854 | |
855 | if (ha->eft) { | |
856 | dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, | |
857 | ha->eft_dma); | |
858 | ha->eft = NULL; | |
859 | ha->eft_dma = 0; | |
860 | } | |
861 | return; | |
862 | } | |
863 | ||
864 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n", | |
865 | dump_size / 1024); | |
866 | ||
867 | ha->fw_dump_len = dump_size; | |
868 | ha->fw_dump->signature[0] = 'Q'; | |
869 | ha->fw_dump->signature[1] = 'L'; | |
870 | ha->fw_dump->signature[2] = 'G'; | |
871 | ha->fw_dump->signature[3] = 'C'; | |
872 | ha->fw_dump->version = __constant_htonl(1); | |
873 | ||
874 | ha->fw_dump->fixed_size = htonl(fixed_size); | |
875 | ha->fw_dump->mem_size = htonl(mem_size); | |
876 | ha->fw_dump->req_q_size = htonl(req_q_size); | |
877 | ha->fw_dump->rsp_q_size = htonl(rsp_q_size); | |
878 | ||
879 | ha->fw_dump->eft_size = htonl(eft_size); | |
880 | ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); | |
881 | ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); | |
882 | ||
883 | ha->fw_dump->header_size = | |
884 | htonl(offsetof(struct qla2xxx_fw_dump, isp)); | |
0107109e AV |
885 | } |
886 | ||
1da177e4 LT |
887 | /** |
888 | * qla2x00_resize_request_q() - Resize request queue given available ISP memory. | |
889 | * @ha: HA context | |
890 | * | |
891 | * Returns 0 on success. | |
892 | */ | |
893 | static void | |
894 | qla2x00_resize_request_q(scsi_qla_host_t *ha) | |
895 | { | |
896 | int rval; | |
897 | uint16_t fw_iocb_cnt = 0; | |
898 | uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM; | |
899 | dma_addr_t request_dma; | |
900 | request_t *request_ring; | |
901 | ||
902 | /* Valid only on recent ISPs. */ | |
903 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
904 | return; | |
905 | ||
906 | /* Retrieve IOCB counts available to the firmware. */ | |
4d0ea247 SJ |
907 | rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt, |
908 | &ha->max_npiv_vports); | |
1da177e4 LT |
909 | if (rval) |
910 | return; | |
911 | /* No point in continuing if current settings are sufficient. */ | |
912 | if (fw_iocb_cnt < 1024) | |
913 | return; | |
914 | if (ha->request_q_length >= request_q_length) | |
915 | return; | |
916 | ||
917 | /* Attempt to claim larger area for request queue. */ | |
918 | request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
919 | (request_q_length + 1) * sizeof(request_t), &request_dma, | |
920 | GFP_KERNEL); | |
921 | if (request_ring == NULL) | |
922 | return; | |
923 | ||
924 | /* Resize successful, report extensions. */ | |
925 | qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n", | |
926 | (ha->fw_memory_size + 1) / 1024); | |
927 | qla_printk(KERN_INFO, ha, "Resizing request queue depth " | |
928 | "(%d -> %d)...\n", ha->request_q_length, request_q_length); | |
929 | ||
930 | /* Clear old allocations. */ | |
931 | dma_free_coherent(&ha->pdev->dev, | |
932 | (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring, | |
933 | ha->request_dma); | |
934 | ||
935 | /* Begin using larger queue. */ | |
936 | ha->request_q_length = request_q_length; | |
937 | ha->request_ring = request_ring; | |
938 | ha->request_dma = request_dma; | |
939 | } | |
940 | ||
941 | /** | |
942 | * qla2x00_setup_chip() - Load and start RISC firmware. | |
943 | * @ha: HA context | |
944 | * | |
945 | * Returns 0 on success. | |
946 | */ | |
947 | static int | |
948 | qla2x00_setup_chip(scsi_qla_host_t *ha) | |
949 | { | |
0107109e AV |
950 | int rval; |
951 | uint32_t srisc_address = 0; | |
3db0652e AV |
952 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
953 | unsigned long flags; | |
954 | ||
955 | if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { | |
956 | /* Disable SRAM, Instruction RAM and GP RAM parity. */ | |
957 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
958 | WRT_REG_WORD(®->hccr, (HCCR_ENABLE_PARITY + 0x0)); | |
959 | RD_REG_WORD(®->hccr); | |
960 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
961 | } | |
1da177e4 LT |
962 | |
963 | /* Load firmware sequences */ | |
fd34f556 | 964 | rval = ha->isp_ops->load_risc(ha, &srisc_address); |
0107109e | 965 | if (rval == QLA_SUCCESS) { |
1da177e4 LT |
966 | DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC " |
967 | "code.\n", ha->host_no)); | |
968 | ||
0107109e | 969 | rval = qla2x00_verify_checksum(ha, srisc_address); |
1da177e4 LT |
970 | if (rval == QLA_SUCCESS) { |
971 | /* Start firmware execution. */ | |
972 | DEBUG(printk("scsi(%ld): Checksum OK, start " | |
973 | "firmware.\n", ha->host_no)); | |
974 | ||
0107109e | 975 | rval = qla2x00_execute_fw(ha, srisc_address); |
1da177e4 LT |
976 | /* Retrieve firmware information. */ |
977 | if (rval == QLA_SUCCESS && ha->fw_major_version == 0) { | |
978 | qla2x00_get_fw_version(ha, | |
979 | &ha->fw_major_version, | |
980 | &ha->fw_minor_version, | |
981 | &ha->fw_subminor_version, | |
982 | &ha->fw_attributes, &ha->fw_memory_size); | |
983 | qla2x00_resize_request_q(ha); | |
2c3dfe3f | 984 | ha->flags.npiv_supported = 0; |
946fb891 MH |
985 | if ((IS_QLA24XX(ha) || IS_QLA25XX(ha) || |
986 | IS_QLA84XX(ha)) && | |
987 | (ha->fw_attributes & BIT_2)) { | |
2c3dfe3f | 988 | ha->flags.npiv_supported = 1; |
4d0ea247 SJ |
989 | if ((!ha->max_npiv_vports) || |
990 | ((ha->max_npiv_vports + 1) % | |
eb66dc60 | 991 | MIN_MULTI_ID_FABRIC)) |
4d0ea247 | 992 | ha->max_npiv_vports = |
eb66dc60 | 993 | MIN_MULTI_ID_FABRIC - 1; |
4d0ea247 | 994 | } |
a7a167bf AV |
995 | |
996 | if (ql2xallocfwdump) | |
997 | qla2x00_alloc_fw_dump(ha); | |
1da177e4 LT |
998 | } |
999 | } else { | |
1000 | DEBUG2(printk(KERN_INFO | |
1001 | "scsi(%ld): ISP Firmware failed checksum.\n", | |
1002 | ha->host_no)); | |
1003 | } | |
1004 | } | |
1005 | ||
3db0652e AV |
1006 | if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { |
1007 | /* Enable proper parity. */ | |
1008 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1009 | if (IS_QLA2300(ha)) | |
1010 | /* SRAM parity */ | |
1011 | WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x1); | |
1012 | else | |
1013 | /* SRAM, Instruction RAM and GP RAM parity */ | |
1014 | WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x7); | |
1015 | RD_REG_WORD(®->hccr); | |
1016 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1017 | } | |
1018 | ||
1da177e4 LT |
1019 | if (rval) { |
1020 | DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n", | |
1021 | ha->host_no)); | |
1022 | } | |
1023 | ||
1024 | return (rval); | |
1025 | } | |
1026 | ||
1027 | /** | |
1028 | * qla2x00_init_response_q_entries() - Initializes response queue entries. | |
1029 | * @ha: HA context | |
1030 | * | |
1031 | * Beginning of request ring has initialization control block already built | |
1032 | * by nvram config routine. | |
1033 | * | |
1034 | * Returns 0 on success. | |
1035 | */ | |
1036 | static void | |
1037 | qla2x00_init_response_q_entries(scsi_qla_host_t *ha) | |
1038 | { | |
1039 | uint16_t cnt; | |
1040 | response_t *pkt; | |
1041 | ||
1042 | pkt = ha->response_ring_ptr; | |
1043 | for (cnt = 0; cnt < ha->response_q_length; cnt++) { | |
1044 | pkt->signature = RESPONSE_PROCESSED; | |
1045 | pkt++; | |
1046 | } | |
1047 | ||
1048 | } | |
1049 | ||
1050 | /** | |
1051 | * qla2x00_update_fw_options() - Read and process firmware options. | |
1052 | * @ha: HA context | |
1053 | * | |
1054 | * Returns 0 on success. | |
1055 | */ | |
abbd8870 | 1056 | void |
1da177e4 LT |
1057 | qla2x00_update_fw_options(scsi_qla_host_t *ha) |
1058 | { | |
1059 | uint16_t swing, emphasis, tx_sens, rx_sens; | |
1060 | ||
1061 | memset(ha->fw_options, 0, sizeof(ha->fw_options)); | |
1062 | qla2x00_get_fw_options(ha, ha->fw_options); | |
1063 | ||
1064 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
1065 | return; | |
1066 | ||
1067 | /* Serial Link options. */ | |
1068 | DEBUG3(printk("scsi(%ld): Serial link options:\n", | |
1069 | ha->host_no)); | |
1070 | DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options, | |
1071 | sizeof(ha->fw_seriallink_options))); | |
1072 | ||
1073 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
1074 | if (ha->fw_seriallink_options[3] & BIT_2) { | |
1075 | ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; | |
1076 | ||
1077 | /* 1G settings */ | |
1078 | swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); | |
1079 | emphasis = (ha->fw_seriallink_options[2] & | |
1080 | (BIT_4 | BIT_3)) >> 3; | |
1081 | tx_sens = ha->fw_seriallink_options[0] & | |
fa2a1ce5 | 1082 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1083 | rx_sens = (ha->fw_seriallink_options[0] & |
1084 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1085 | ha->fw_options[10] = (emphasis << 14) | (swing << 8); | |
1086 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1087 | if (rx_sens == 0x0) | |
1088 | rx_sens = 0x3; | |
1089 | ha->fw_options[10] |= (tx_sens << 4) | rx_sens; | |
1090 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1091 | ha->fw_options[10] |= BIT_5 | | |
1092 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1093 | (tx_sens & (BIT_1 | BIT_0)); | |
1094 | ||
1095 | /* 2G settings */ | |
1096 | swing = (ha->fw_seriallink_options[2] & | |
1097 | (BIT_7 | BIT_6 | BIT_5)) >> 5; | |
1098 | emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); | |
1099 | tx_sens = ha->fw_seriallink_options[1] & | |
fa2a1ce5 | 1100 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1101 | rx_sens = (ha->fw_seriallink_options[1] & |
1102 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1103 | ha->fw_options[11] = (emphasis << 14) | (swing << 8); | |
1104 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1105 | if (rx_sens == 0x0) | |
1106 | rx_sens = 0x3; | |
1107 | ha->fw_options[11] |= (tx_sens << 4) | rx_sens; | |
1108 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1109 | ha->fw_options[11] |= BIT_5 | | |
1110 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1111 | (tx_sens & (BIT_1 | BIT_0)); | |
1112 | } | |
1113 | ||
1114 | /* FCP2 options. */ | |
1115 | /* Return command IOCBs without waiting for an ABTS to complete. */ | |
1116 | ha->fw_options[3] |= BIT_13; | |
1117 | ||
1118 | /* LED scheme. */ | |
1119 | if (ha->flags.enable_led_scheme) | |
1120 | ha->fw_options[2] |= BIT_12; | |
1121 | ||
48c02fde AV |
1122 | /* Detect ISP6312. */ |
1123 | if (IS_QLA6312(ha)) | |
1124 | ha->fw_options[2] |= BIT_13; | |
1125 | ||
1da177e4 LT |
1126 | /* Update firmware options. */ |
1127 | qla2x00_set_fw_options(ha, ha->fw_options); | |
1128 | } | |
1129 | ||
0107109e AV |
1130 | void |
1131 | qla24xx_update_fw_options(scsi_qla_host_t *ha) | |
1132 | { | |
1133 | int rval; | |
1134 | ||
1135 | /* Update Serial Link options. */ | |
f94097ed | 1136 | if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) |
0107109e AV |
1137 | return; |
1138 | ||
f94097ed AV |
1139 | rval = qla2x00_set_serdes_params(ha, |
1140 | le16_to_cpu(ha->fw_seriallink_options24[1]), | |
1141 | le16_to_cpu(ha->fw_seriallink_options24[2]), | |
1142 | le16_to_cpu(ha->fw_seriallink_options24[3])); | |
0107109e AV |
1143 | if (rval != QLA_SUCCESS) { |
1144 | qla_printk(KERN_WARNING, ha, | |
1145 | "Unable to update Serial Link options (%x).\n", rval); | |
1146 | } | |
1147 | } | |
1148 | ||
abbd8870 AV |
1149 | void |
1150 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1151 | { | |
3d71644c | 1152 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1153 | |
1154 | /* Setup ring parameters in initialization control block. */ | |
1155 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1156 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1157 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1158 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1159 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1160 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1161 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1162 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1163 | ||
1164 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1165 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1166 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1167 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1168 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1169 | } | |
1170 | ||
0107109e AV |
1171 | void |
1172 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1173 | { | |
1174 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1175 | struct init_cb_24xx *icb; | |
1176 | ||
1177 | /* Setup ring parameters in initialization control block. */ | |
1178 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1179 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1180 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1181 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1182 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1183 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1184 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1185 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1186 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1187 | ||
1188 | WRT_REG_DWORD(®->req_q_in, 0); | |
1189 | WRT_REG_DWORD(®->req_q_out, 0); | |
1190 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1191 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1192 | RD_REG_DWORD(®->rsp_q_out); | |
1193 | } | |
1194 | ||
1da177e4 LT |
1195 | /** |
1196 | * qla2x00_init_rings() - Initializes firmware. | |
1197 | * @ha: HA context | |
1198 | * | |
1199 | * Beginning of request ring has initialization control block already built | |
1200 | * by nvram config routine. | |
1201 | * | |
1202 | * Returns 0 on success. | |
1203 | */ | |
1204 | static int | |
1205 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1206 | { | |
1207 | int rval; | |
1208 | unsigned long flags = 0; | |
1209 | int cnt; | |
2c3dfe3f SJ |
1210 | struct mid_init_cb_24xx *mid_init_cb = |
1211 | (struct mid_init_cb_24xx *) ha->init_cb; | |
1da177e4 LT |
1212 | |
1213 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1214 | ||
1215 | /* Clear outstanding commands array. */ | |
1216 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1217 | ha->outstanding_cmds[cnt] = NULL; | |
1218 | ||
1219 | ha->current_outstanding_cmd = 0; | |
1220 | ||
1221 | /* Clear RSCN queue. */ | |
1222 | ha->rscn_in_ptr = 0; | |
1223 | ha->rscn_out_ptr = 0; | |
1224 | ||
1225 | /* Initialize firmware. */ | |
1226 | ha->request_ring_ptr = ha->request_ring; | |
1227 | ha->req_ring_index = 0; | |
1228 | ha->req_q_cnt = ha->request_q_length; | |
1229 | ha->response_ring_ptr = ha->response_ring; | |
1230 | ha->rsp_ring_index = 0; | |
1231 | ||
1da177e4 LT |
1232 | /* Initialize response queue entries */ |
1233 | qla2x00_init_response_q_entries(ha); | |
1234 | ||
fd34f556 | 1235 | ha->isp_ops->config_rings(ha); |
1da177e4 LT |
1236 | |
1237 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1238 | ||
1239 | /* Update any ISP specific firmware options before initialization. */ | |
fd34f556 | 1240 | ha->isp_ops->update_fw_options(ha); |
1da177e4 LT |
1241 | |
1242 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
2c3dfe3f | 1243 | |
c48339de SJ |
1244 | if (ha->flags.npiv_supported) |
1245 | mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports); | |
1246 | ||
eb66dc60 | 1247 | mid_init_cb->options = __constant_cpu_to_le16(BIT_1); |
2c3dfe3f | 1248 | |
0107109e | 1249 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1250 | if (rval) { |
1251 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1252 | ha->host_no)); | |
1253 | } else { | |
1254 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1255 | ha->host_no)); | |
1256 | } | |
1257 | ||
1258 | return (rval); | |
1259 | } | |
1260 | ||
1261 | /** | |
1262 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1263 | * @ha: HA context | |
1264 | * | |
1265 | * Returns 0 on success. | |
1266 | */ | |
1267 | static int | |
1268 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1269 | { | |
1270 | int rval; | |
4d4df193 | 1271 | unsigned long wtime, mtime, cs84xx_time; |
1da177e4 LT |
1272 | uint16_t min_wait; /* Minimum wait time if loop is down */ |
1273 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
4d4df193 | 1274 | uint16_t state[3]; |
1da177e4 LT |
1275 | |
1276 | rval = QLA_SUCCESS; | |
1277 | ||
1278 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1279 | min_wait = 20; |
1da177e4 LT |
1280 | |
1281 | /* | |
1282 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1283 | * our own processing. | |
1284 | */ | |
1285 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1286 | wait_time = min_wait; | |
1287 | } | |
1288 | ||
1289 | /* Min wait time if loop down */ | |
1290 | mtime = jiffies + (min_wait * HZ); | |
1291 | ||
1292 | /* wait time before firmware ready */ | |
1293 | wtime = jiffies + (wait_time * HZ); | |
1294 | ||
1295 | /* Wait for ISP to finish LIP */ | |
1296 | if (!ha->flags.init_done) | |
1297 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1298 | ||
1299 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1300 | ha->host_no)); | |
1301 | ||
1302 | do { | |
4d4df193 | 1303 | rval = qla2x00_get_firmware_state(ha, state); |
1da177e4 | 1304 | if (rval == QLA_SUCCESS) { |
4d4df193 | 1305 | if (state[0] < FSTATE_LOSS_OF_SYNC) { |
1da177e4 LT |
1306 | ha->device_flags &= ~DFLG_NO_CABLE; |
1307 | } | |
4d4df193 HK |
1308 | if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) { |
1309 | DEBUG16(printk("scsi(%ld): fw_state=%x " | |
1310 | "84xx=%x.\n", ha->host_no, state[0], | |
1311 | state[2])); | |
1312 | if ((state[2] & FSTATE_LOGGED_IN) && | |
1313 | (state[2] & FSTATE_WAITING_FOR_VERIFY)) { | |
1314 | DEBUG16(printk("scsi(%ld): Sending " | |
1315 | "verify iocb.\n", ha->host_no)); | |
1316 | ||
1317 | cs84xx_time = jiffies; | |
1318 | rval = qla84xx_init_chip(ha); | |
1319 | if (rval != QLA_SUCCESS) | |
1320 | break; | |
1321 | ||
1322 | /* Add time taken to initialize. */ | |
1323 | cs84xx_time = jiffies - cs84xx_time; | |
1324 | wtime += cs84xx_time; | |
1325 | mtime += cs84xx_time; | |
1326 | DEBUG16(printk("scsi(%ld): Increasing " | |
1327 | "wait time by %ld. New time %ld\n", | |
1328 | ha->host_no, cs84xx_time, wtime)); | |
1329 | } | |
1330 | } else if (state[0] == FSTATE_READY) { | |
1da177e4 LT |
1331 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", |
1332 | ha->host_no)); | |
1333 | ||
1334 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1335 | &ha->login_timeout, &ha->r_a_tov); | |
1336 | ||
1337 | rval = QLA_SUCCESS; | |
1338 | break; | |
1339 | } | |
1340 | ||
1341 | rval = QLA_FUNCTION_FAILED; | |
1342 | ||
1343 | if (atomic_read(&ha->loop_down_timer) && | |
4d4df193 | 1344 | state[0] != FSTATE_READY) { |
1da177e4 | 1345 | /* Loop down. Timeout on min_wait for states |
fa2a1ce5 AV |
1346 | * other than Wait for Login. |
1347 | */ | |
1da177e4 LT |
1348 | if (time_after_eq(jiffies, mtime)) { |
1349 | qla_printk(KERN_INFO, ha, | |
1350 | "Cable is unplugged...\n"); | |
1351 | ||
1352 | ha->device_flags |= DFLG_NO_CABLE; | |
1353 | break; | |
1354 | } | |
1355 | } | |
1356 | } else { | |
1357 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1358 | if (time_after_eq(jiffies, mtime)) | |
1359 | break; | |
1360 | } | |
1361 | ||
1362 | if (time_after_eq(jiffies, wtime)) | |
1363 | break; | |
1364 | ||
1365 | /* Delay for a while */ | |
1366 | msleep(500); | |
1367 | ||
1368 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
4d4df193 | 1369 | ha->host_no, state[0], jiffies)); |
1da177e4 LT |
1370 | } while (1); |
1371 | ||
1372 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
4d4df193 | 1373 | ha->host_no, state[0], jiffies)); |
1da177e4 LT |
1374 | |
1375 | if (rval) { | |
1376 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1377 | ha->host_no)); | |
1378 | } | |
1379 | ||
1380 | return (rval); | |
1381 | } | |
1382 | ||
1383 | /* | |
1384 | * qla2x00_configure_hba | |
1385 | * Setup adapter context. | |
1386 | * | |
1387 | * Input: | |
1388 | * ha = adapter state pointer. | |
1389 | * | |
1390 | * Returns: | |
1391 | * 0 = success | |
1392 | * | |
1393 | * Context: | |
1394 | * Kernel context. | |
1395 | */ | |
1396 | static int | |
1397 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1398 | { | |
1399 | int rval; | |
1400 | uint16_t loop_id; | |
1401 | uint16_t topo; | |
2c3dfe3f | 1402 | uint16_t sw_cap; |
1da177e4 LT |
1403 | uint8_t al_pa; |
1404 | uint8_t area; | |
1405 | uint8_t domain; | |
1406 | char connect_type[22]; | |
1407 | ||
1408 | /* Get host addresses. */ | |
1409 | rval = qla2x00_get_adapter_id(ha, | |
2c3dfe3f | 1410 | &loop_id, &al_pa, &area, &domain, &topo, &sw_cap); |
1da177e4 | 1411 | if (rval != QLA_SUCCESS) { |
23443b1d | 1412 | if (LOOP_TRANSITION(ha) || atomic_read(&ha->loop_down_timer) || |
33135aa2 RA |
1413 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { |
1414 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1415 | __func__, ha->host_no)); | |
1416 | } else { | |
1417 | qla_printk(KERN_WARNING, ha, | |
1418 | "ERROR -- Unable to get host loop ID.\n"); | |
1419 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1420 | } | |
1da177e4 LT |
1421 | return (rval); |
1422 | } | |
1423 | ||
1424 | if (topo == 4) { | |
1425 | qla_printk(KERN_INFO, ha, | |
1426 | "Cannot get topology - retrying.\n"); | |
1427 | return (QLA_FUNCTION_FAILED); | |
1428 | } | |
1429 | ||
1430 | ha->loop_id = loop_id; | |
1431 | ||
1432 | /* initialize */ | |
1433 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1434 | ha->operating_mode = LOOP; | |
2c3dfe3f | 1435 | ha->switch_cap = 0; |
1da177e4 LT |
1436 | |
1437 | switch (topo) { | |
1438 | case 0: | |
1439 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1440 | ha->host_no)); | |
1441 | ha->current_topology = ISP_CFG_NL; | |
1442 | strcpy(connect_type, "(Loop)"); | |
1443 | break; | |
1444 | ||
1445 | case 1: | |
1446 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1447 | ha->host_no)); | |
2c3dfe3f | 1448 | ha->switch_cap = sw_cap; |
1da177e4 LT |
1449 | ha->current_topology = ISP_CFG_FL; |
1450 | strcpy(connect_type, "(FL_Port)"); | |
1451 | break; | |
1452 | ||
1453 | case 2: | |
1454 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1455 | ha->host_no)); | |
1456 | ha->operating_mode = P2P; | |
1457 | ha->current_topology = ISP_CFG_N; | |
1458 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1459 | break; | |
1460 | ||
1461 | case 3: | |
1462 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1463 | ha->host_no)); | |
2c3dfe3f | 1464 | ha->switch_cap = sw_cap; |
1da177e4 LT |
1465 | ha->operating_mode = P2P; |
1466 | ha->current_topology = ISP_CFG_F; | |
1467 | strcpy(connect_type, "(F_Port)"); | |
1468 | break; | |
1469 | ||
1470 | default: | |
1471 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1472 | "Using NL.\n", | |
1473 | ha->host_no, topo)); | |
1474 | ha->current_topology = ISP_CFG_NL; | |
1475 | strcpy(connect_type, "(Loop)"); | |
1476 | break; | |
1477 | } | |
1478 | ||
1479 | /* Save Host port and loop ID. */ | |
1480 | /* byte order - Big Endian */ | |
1481 | ha->d_id.b.domain = domain; | |
1482 | ha->d_id.b.area = area; | |
1483 | ha->d_id.b.al_pa = al_pa; | |
1484 | ||
1485 | if (!ha->flags.init_done) | |
1486 | qla_printk(KERN_INFO, ha, | |
1487 | "Topology - %s, Host Loop address 0x%x\n", | |
1488 | connect_type, ha->loop_id); | |
1489 | ||
1490 | if (rval) { | |
1491 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1492 | } else { | |
1493 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1494 | } | |
1495 | ||
1496 | return(rval); | |
1497 | } | |
1498 | ||
9bb9fcf2 AV |
1499 | static inline void |
1500 | qla2x00_set_model_info(scsi_qla_host_t *ha, uint8_t *model, size_t len, char *def) | |
1501 | { | |
1502 | char *st, *en; | |
1503 | uint16_t index; | |
1504 | ||
1505 | if (memcmp(model, BINZERO, len) != 0) { | |
1506 | strncpy(ha->model_number, model, len); | |
1507 | st = en = ha->model_number; | |
1508 | en += len - 1; | |
1509 | while (en > st) { | |
1510 | if (*en != 0x20 && *en != 0x00) | |
1511 | break; | |
1512 | *en-- = '\0'; | |
1513 | } | |
1514 | ||
1515 | index = (ha->pdev->subsystem_device & 0xff); | |
1516 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1517 | index < QLA_MODEL_NAMES) | |
1ee27146 JC |
1518 | strncpy(ha->model_desc, |
1519 | qla2x00_model_name[index * 2 + 1], | |
1520 | sizeof(ha->model_desc) - 1); | |
9bb9fcf2 AV |
1521 | } else { |
1522 | index = (ha->pdev->subsystem_device & 0xff); | |
1523 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1524 | index < QLA_MODEL_NAMES) { | |
1525 | strcpy(ha->model_number, | |
1526 | qla2x00_model_name[index * 2]); | |
1ee27146 JC |
1527 | strncpy(ha->model_desc, |
1528 | qla2x00_model_name[index * 2 + 1], | |
1529 | sizeof(ha->model_desc) - 1); | |
9bb9fcf2 AV |
1530 | } else { |
1531 | strcpy(ha->model_number, def); | |
1532 | } | |
1533 | } | |
1ee27146 JC |
1534 | if (IS_FWI2_CAPABLE(ha)) |
1535 | qla2xxx_get_vpd_field(ha, "\x82", ha->model_desc, | |
1536 | sizeof(ha->model_desc)); | |
9bb9fcf2 AV |
1537 | } |
1538 | ||
4e08df3f DM |
1539 | /* On sparc systems, obtain port and node WWN from firmware |
1540 | * properties. | |
1541 | */ | |
1542 | static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *ha, nvram_t *nv) | |
1543 | { | |
1544 | #ifdef CONFIG_SPARC | |
1545 | struct pci_dev *pdev = ha->pdev; | |
15576bc8 DM |
1546 | struct device_node *dp = pci_device_to_OF_node(pdev); |
1547 | const u8 *val; | |
4e08df3f DM |
1548 | int len; |
1549 | ||
1550 | val = of_get_property(dp, "port-wwn", &len); | |
1551 | if (val && len >= WWN_SIZE) | |
1552 | memcpy(nv->port_name, val, WWN_SIZE); | |
1553 | ||
1554 | val = of_get_property(dp, "node-wwn", &len); | |
1555 | if (val && len >= WWN_SIZE) | |
1556 | memcpy(nv->node_name, val, WWN_SIZE); | |
1557 | #endif | |
1558 | } | |
1559 | ||
1da177e4 LT |
1560 | /* |
1561 | * NVRAM configuration for ISP 2xxx | |
1562 | * | |
1563 | * Input: | |
1564 | * ha = adapter block pointer. | |
1565 | * | |
1566 | * Output: | |
1567 | * initialization control block in response_ring | |
1568 | * host adapters parameters in host adapter block | |
1569 | * | |
1570 | * Returns: | |
1571 | * 0 = success. | |
1572 | */ | |
abbd8870 | 1573 | int |
1da177e4 LT |
1574 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1575 | { | |
4e08df3f | 1576 | int rval; |
0107109e AV |
1577 | uint8_t chksum = 0; |
1578 | uint16_t cnt; | |
1579 | uint8_t *dptr1, *dptr2; | |
1580 | init_cb_t *icb = ha->init_cb; | |
281afe19 SJ |
1581 | nvram_t *nv = ha->nvram; |
1582 | uint8_t *ptr = ha->nvram; | |
3d71644c | 1583 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 1584 | |
4e08df3f DM |
1585 | rval = QLA_SUCCESS; |
1586 | ||
1da177e4 | 1587 | /* Determine NVRAM starting address. */ |
0107109e | 1588 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1589 | ha->nvram_base = 0; |
1590 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1591 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1592 | ha->nvram_base = 0x80; | |
1593 | ||
1594 | /* Get NVRAM data and calculate checksum. */ | |
fd34f556 | 1595 | ha->isp_ops->read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
0107109e AV |
1596 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) |
1597 | chksum += *ptr++; | |
1da177e4 LT |
1598 | |
1599 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
281afe19 | 1600 | DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size)); |
1da177e4 LT |
1601 | |
1602 | /* Bad NVRAM data, set defaults parameters. */ | |
1603 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1604 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1605 | /* Reset NVRAM data. */ | |
1606 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1607 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1608 | nv->nvram_version); | |
4e08df3f DM |
1609 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " |
1610 | "invalid -- WWPN) defaults.\n"); | |
1611 | ||
cb8dacbf AV |
1612 | if (chksum) |
1613 | qla2xxx_hw_event_log(ha, HW_EVENT_NVRAM_CHKSUM_ERR, 0, | |
1614 | MSW(chksum), LSW(chksum)); | |
1615 | ||
4e08df3f DM |
1616 | /* |
1617 | * Set default initialization control block. | |
1618 | */ | |
1619 | memset(nv, 0, ha->nvram_size); | |
1620 | nv->parameter_block_version = ICB_VERSION; | |
1621 | ||
1622 | if (IS_QLA23XX(ha)) { | |
1623 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1624 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1625 | nv->add_firmware_options[0] = BIT_5; | |
1626 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1627 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1628 | nv->special_options[1] = BIT_7; | |
1629 | } else if (IS_QLA2200(ha)) { | |
1630 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1631 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1632 | nv->add_firmware_options[0] = BIT_5; | |
1633 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1634 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1635 | } else if (IS_QLA2100(ha)) { | |
1636 | nv->firmware_options[0] = BIT_3 | BIT_1; | |
1637 | nv->firmware_options[1] = BIT_5; | |
1638 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1639 | } | |
1640 | ||
1641 | nv->max_iocb_allocation = __constant_cpu_to_le16(256); | |
1642 | nv->execution_throttle = __constant_cpu_to_le16(16); | |
1643 | nv->retry_count = 8; | |
1644 | nv->retry_delay = 1; | |
1645 | ||
1646 | nv->port_name[0] = 33; | |
1647 | nv->port_name[3] = 224; | |
1648 | nv->port_name[4] = 139; | |
1649 | ||
1650 | qla2xxx_nvram_wwn_from_ofw(ha, nv); | |
1651 | ||
1652 | nv->login_timeout = 4; | |
1653 | ||
1654 | /* | |
1655 | * Set default host adapter parameters | |
1656 | */ | |
1657 | nv->host_p[1] = BIT_2; | |
1658 | nv->reset_delay = 5; | |
1659 | nv->port_down_retry_count = 8; | |
1660 | nv->max_luns_per_target = __constant_cpu_to_le16(8); | |
1661 | nv->link_down_timeout = 60; | |
1662 | ||
1663 | rval = 1; | |
1da177e4 LT |
1664 | } |
1665 | ||
1666 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1667 | /* | |
1668 | * The SN2 does not provide BIOS emulation which means you can't change | |
1669 | * potentially bogus BIOS settings. Force the use of default settings | |
1670 | * for link rate and frame size. Hope that the rest of the settings | |
1671 | * are valid. | |
1672 | */ | |
1673 | if (ia64_platform_is("sn2")) { | |
1674 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1675 | if (IS_QLA23XX(ha)) | |
1676 | nv->special_options[1] = BIT_7; | |
1677 | } | |
1678 | #endif | |
1679 | ||
1680 | /* Reset Initialization control block */ | |
0107109e | 1681 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1682 | |
1683 | /* | |
1684 | * Setup driver NVRAM options. | |
1685 | */ | |
1686 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1687 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1688 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1689 | nv->firmware_options[1] &= ~BIT_4; | |
1690 | ||
1691 | if (IS_QLA23XX(ha)) { | |
1692 | nv->firmware_options[0] |= BIT_2; | |
1693 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1694 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1695 | |
1696 | if (IS_QLA2300(ha)) { | |
1697 | if (ha->fb_rev == FPM_2310) { | |
1698 | strcpy(ha->model_number, "QLA2310"); | |
1699 | } else { | |
1700 | strcpy(ha->model_number, "QLA2300"); | |
1701 | } | |
1702 | } else { | |
9bb9fcf2 AV |
1703 | qla2x00_set_model_info(ha, nv->model_number, |
1704 | sizeof(nv->model_number), "QLA23xx"); | |
1da177e4 LT |
1705 | } |
1706 | } else if (IS_QLA2200(ha)) { | |
1707 | nv->firmware_options[0] |= BIT_2; | |
1708 | /* | |
1709 | * 'Point-to-point preferred, else loop' is not a safe | |
1710 | * connection mode setting. | |
1711 | */ | |
1712 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1713 | (BIT_5 | BIT_4)) { | |
1714 | /* Force 'loop preferred, else point-to-point'. */ | |
1715 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1716 | nv->add_firmware_options[0] |= BIT_5; | |
1717 | } | |
1718 | strcpy(ha->model_number, "QLA22xx"); | |
1719 | } else /*if (IS_QLA2100(ha))*/ { | |
1720 | strcpy(ha->model_number, "QLA2100"); | |
1721 | } | |
1722 | ||
1723 | /* | |
1724 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1725 | */ | |
1726 | dptr1 = (uint8_t *)icb; | |
1727 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1728 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1729 | while (cnt--) | |
1730 | *dptr1++ = *dptr2++; | |
1731 | ||
1732 | /* Copy 2nd half. */ | |
1733 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1734 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1735 | while (cnt--) | |
1736 | *dptr1++ = *dptr2++; | |
1737 | ||
5341e868 AV |
1738 | /* Use alternate WWN? */ |
1739 | if (nv->host_p[1] & BIT_7) { | |
1740 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
1741 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
1742 | } | |
1743 | ||
1da177e4 LT |
1744 | /* Prepare nodename */ |
1745 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1746 | /* | |
1747 | * Firmware will apply the following mask if the nodename was | |
1748 | * not provided. | |
1749 | */ | |
1750 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1751 | icb->node_name[0] &= 0xF0; | |
1752 | } | |
1753 | ||
1754 | /* | |
1755 | * Set host adapter parameters. | |
1756 | */ | |
0181944f | 1757 | if (nv->host_p[0] & BIT_7) |
11010fec | 1758 | ql2xextended_error_logging = 1; |
1da177e4 LT |
1759 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1760 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1761 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1762 | ha->flags.disable_risc_code_load = 0; | |
1763 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1764 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1765 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1766 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
d4c760c2 | 1767 | ha->flags.disable_serdes = 0; |
1da177e4 LT |
1768 | |
1769 | ha->operating_mode = | |
1770 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1771 | ||
1772 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1773 | sizeof(ha->fw_seriallink_options)); | |
1774 | ||
1775 | /* save HBA serial number */ | |
1776 | ha->serial0 = icb->port_name[5]; | |
1777 | ha->serial1 = icb->port_name[6]; | |
1778 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1779 | ha->node_name = icb->node_name; |
1780 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1781 | |
1782 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1783 | ||
1784 | ha->retry_count = nv->retry_count; | |
1785 | ||
1786 | /* Set minimum login_timeout to 4 seconds. */ | |
1787 | if (nv->login_timeout < ql2xlogintimeout) | |
1788 | nv->login_timeout = ql2xlogintimeout; | |
1789 | if (nv->login_timeout < 4) | |
1790 | nv->login_timeout = 4; | |
1791 | ha->login_timeout = nv->login_timeout; | |
1792 | icb->login_timeout = nv->login_timeout; | |
1793 | ||
00a537b8 AV |
1794 | /* Set minimum RATOV to 100 tenths of a second. */ |
1795 | ha->r_a_tov = 100; | |
1da177e4 | 1796 | |
1da177e4 LT |
1797 | ha->loop_reset_delay = nv->reset_delay; |
1798 | ||
1da177e4 LT |
1799 | /* Link Down Timeout = 0: |
1800 | * | |
1801 | * When Port Down timer expires we will start returning | |
1802 | * I/O's to OS with "DID_NO_CONNECT". | |
1803 | * | |
1804 | * Link Down Timeout != 0: | |
1805 | * | |
1806 | * The driver waits for the link to come up after link down | |
1807 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1808 | */ |
1da177e4 LT |
1809 | if (nv->link_down_timeout == 0) { |
1810 | ha->loop_down_abort_time = | |
354d6b21 | 1811 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1812 | } else { |
1813 | ha->link_down_timeout = nv->link_down_timeout; | |
1814 | ha->loop_down_abort_time = | |
1815 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1816 | } |
1da177e4 | 1817 | |
1da177e4 LT |
1818 | /* |
1819 | * Need enough time to try and get the port back. | |
1820 | */ | |
1821 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1822 | if (qlport_down_retry) | |
1823 | ha->port_down_retry_count = qlport_down_retry; | |
1824 | /* Set login_retry_count */ | |
1825 | ha->login_retry_count = nv->retry_count; | |
1826 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1827 | ha->port_down_retry_count > 3) | |
1828 | ha->login_retry_count = ha->port_down_retry_count; | |
1829 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1830 | ha->login_retry_count = ha->port_down_retry_count; | |
1831 | if (ql2xloginretrycount) | |
1832 | ha->login_retry_count = ql2xloginretrycount; | |
1833 | ||
1da177e4 LT |
1834 | icb->lun_enables = __constant_cpu_to_le16(0); |
1835 | icb->command_resource_count = 0; | |
1836 | icb->immediate_notify_resource_count = 0; | |
1837 | icb->timeout = __constant_cpu_to_le16(0); | |
1838 | ||
1839 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1840 | /* Enable RIO */ | |
1841 | icb->firmware_options[0] &= ~BIT_3; | |
1842 | icb->add_firmware_options[0] &= | |
1843 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1844 | icb->add_firmware_options[0] |= BIT_2; | |
1845 | icb->response_accumulation_timer = 3; | |
1846 | icb->interrupt_delay_timer = 5; | |
1847 | ||
1848 | ha->flags.process_response_queue = 1; | |
1849 | } else { | |
4fdfefe5 AV |
1850 | /* Enable ZIO. */ |
1851 | if (!ha->flags.init_done) { | |
1852 | ha->zio_mode = icb->add_firmware_options[0] & | |
1853 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1854 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1855 | icb->interrupt_delay_timer: 2; | |
1856 | } | |
1da177e4 LT |
1857 | icb->add_firmware_options[0] &= |
1858 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1859 | ha->flags.process_response_queue = 0; |
1860 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d AV |
1861 | ha->zio_mode = QLA_ZIO_MODE_6; |
1862 | ||
4fdfefe5 AV |
1863 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " |
1864 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1865 | ha->zio_timer * 100)); | |
1da177e4 | 1866 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1867 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1868 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1869 | |
4fdfefe5 AV |
1870 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1871 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1872 | ha->flags.process_response_queue = 1; |
1873 | } | |
1874 | } | |
1875 | ||
4e08df3f DM |
1876 | if (rval) { |
1877 | DEBUG2_3(printk(KERN_WARNING | |
1878 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
1879 | } | |
1880 | return (rval); | |
1da177e4 LT |
1881 | } |
1882 | ||
19a7b4ae JSEC |
1883 | static void |
1884 | qla2x00_rport_del(void *data) | |
1885 | { | |
1886 | fc_port_t *fcport = data; | |
d97994dc | 1887 | struct fc_rport *rport; |
d97994dc | 1888 | |
5f3a9a20 | 1889 | spin_lock_irq(fcport->ha->host->host_lock); |
d97994dc AV |
1890 | rport = fcport->drport; |
1891 | fcport->drport = NULL; | |
5f3a9a20 | 1892 | spin_unlock_irq(fcport->ha->host->host_lock); |
d97994dc AV |
1893 | if (rport) |
1894 | fc_remote_port_delete(rport); | |
19a7b4ae JSEC |
1895 | } |
1896 | ||
1da177e4 LT |
1897 | /** |
1898 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1899 | * @ha: HA context | |
1900 | * @flags: allocation flags | |
1901 | * | |
1902 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1903 | */ | |
413975a0 | 1904 | static fc_port_t * |
c53033f6 | 1905 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1906 | { |
1907 | fc_port_t *fcport; | |
1908 | ||
bbfbbbc1 MK |
1909 | fcport = kzalloc(sizeof(fc_port_t), flags); |
1910 | if (!fcport) | |
1911 | return NULL; | |
1da177e4 LT |
1912 | |
1913 | /* Setup fcport template structure. */ | |
1da177e4 | 1914 | fcport->ha = ha; |
2c3dfe3f | 1915 | fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
1916 | fcport->port_type = FCT_UNKNOWN; |
1917 | fcport->loop_id = FC_NO_LOOP_ID; | |
1da177e4 LT |
1918 | atomic_set(&fcport->state, FCS_UNCONFIGURED); |
1919 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1920 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
1da177e4 | 1921 | |
bbfbbbc1 | 1922 | return fcport; |
1da177e4 LT |
1923 | } |
1924 | ||
1925 | /* | |
1926 | * qla2x00_configure_loop | |
1927 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1928 | * | |
1929 | * Input: | |
1930 | * ha = adapter block pointer. | |
1931 | * | |
1932 | * Returns: | |
1933 | * 0 = success. | |
1934 | * 1 = error. | |
1935 | * 2 = database was full and device was not configured. | |
1936 | */ | |
1937 | static int | |
fa2a1ce5 | 1938 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1939 | { |
1940 | int rval; | |
1941 | unsigned long flags, save_flags; | |
1942 | ||
1943 | rval = QLA_SUCCESS; | |
1944 | ||
1945 | /* Get Initiator ID */ | |
1946 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1947 | rval = qla2x00_configure_hba(ha); | |
1948 | if (rval != QLA_SUCCESS) { | |
1949 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1950 | ha->host_no)); | |
1951 | return (rval); | |
1952 | } | |
1953 | } | |
1954 | ||
1955 | save_flags = flags = ha->dpc_flags; | |
1956 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1957 | ha->host_no, flags)); | |
1958 | ||
1959 | /* | |
1960 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1961 | * both at the same time. | |
1962 | */ | |
1963 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1964 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1965 | |
1966 | /* Determine what we need to do */ | |
1967 | if (ha->current_topology == ISP_CFG_FL && | |
1968 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1969 | ||
1970 | ha->flags.rscn_queue_overflow = 1; | |
1971 | set_bit(RSCN_UPDATE, &flags); | |
1972 | ||
1973 | } else if (ha->current_topology == ISP_CFG_F && | |
1974 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1975 | ||
1976 | ha->flags.rscn_queue_overflow = 1; | |
1977 | set_bit(RSCN_UPDATE, &flags); | |
1978 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
21333b48 AV |
1979 | |
1980 | } else if (ha->current_topology == ISP_CFG_N) { | |
1981 | clear_bit(RSCN_UPDATE, &flags); | |
1da177e4 LT |
1982 | |
1983 | } else if (!ha->flags.online || | |
1984 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1985 | ||
1986 | ha->flags.rscn_queue_overflow = 1; | |
1987 | set_bit(RSCN_UPDATE, &flags); | |
1988 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1989 | } | |
1990 | ||
1991 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1992 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1993 | rval = QLA_FUNCTION_FAILED; | |
1994 | } else { | |
1995 | rval = qla2x00_configure_local_loop(ha); | |
1996 | } | |
1997 | } | |
1998 | ||
1999 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
23443b1d | 2000 | if (LOOP_TRANSITION(ha)) { |
1da177e4 LT |
2001 | rval = QLA_FUNCTION_FAILED; |
2002 | } else { | |
2003 | rval = qla2x00_configure_fabric(ha); | |
2004 | } | |
2005 | } | |
2006 | ||
2007 | if (rval == QLA_SUCCESS) { | |
2008 | if (atomic_read(&ha->loop_down_timer) || | |
2009 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
2010 | rval = QLA_FUNCTION_FAILED; | |
2011 | } else { | |
1da177e4 LT |
2012 | atomic_set(&ha->loop_state, LOOP_READY); |
2013 | ||
2014 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
2015 | } | |
2016 | } | |
2017 | ||
2018 | if (rval) { | |
2019 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
2020 | __func__, ha->host_no)); | |
2021 | } else { | |
2022 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
2023 | } | |
2024 | ||
cc3ef7bc | 2025 | /* Restore state if a resync event occurred during processing */ |
1da177e4 LT |
2026 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { |
2027 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
2028 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
5de1f70f SJ |
2029 | if (test_bit(RSCN_UPDATE, &save_flags)) { |
2030 | ha->flags.rscn_queue_overflow = 1; | |
1da177e4 | 2031 | set_bit(RSCN_UPDATE, &ha->dpc_flags); |
5de1f70f | 2032 | } |
1da177e4 LT |
2033 | } |
2034 | ||
2035 | return (rval); | |
2036 | } | |
2037 | ||
2038 | ||
2039 | ||
2040 | /* | |
2041 | * qla2x00_configure_local_loop | |
2042 | * Updates Fibre Channel Device Database with local loop devices. | |
2043 | * | |
2044 | * Input: | |
2045 | * ha = adapter block pointer. | |
2046 | * | |
2047 | * Returns: | |
2048 | * 0 = success. | |
2049 | */ | |
2050 | static int | |
fa2a1ce5 | 2051 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
2052 | { |
2053 | int rval, rval2; | |
2054 | int found_devs; | |
2055 | int found; | |
2056 | fc_port_t *fcport, *new_fcport; | |
2057 | ||
2058 | uint16_t index; | |
2059 | uint16_t entries; | |
2060 | char *id_iter; | |
2061 | uint16_t loop_id; | |
2062 | uint8_t domain, area, al_pa; | |
2c3dfe3f | 2063 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2064 | |
2065 | found_devs = 0; | |
2066 | new_fcport = NULL; | |
2067 | entries = MAX_FIBRE_DEVICES; | |
2068 | ||
2069 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
2070 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
2071 | ||
2072 | /* Get list of logged in devices. */ | |
2073 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
2074 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
2075 | &entries); | |
2076 | if (rval != QLA_SUCCESS) | |
2077 | goto cleanup_allocation; | |
2078 | ||
2079 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
2080 | ha->host_no, entries)); | |
2081 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
2082 | entries * sizeof(struct gid_list_info))); | |
2083 | ||
2084 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2085 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2086 | if (new_fcport == NULL) { | |
2087 | rval = QLA_MEMORY_ALLOC_FAILED; | |
2088 | goto cleanup_allocation; | |
2089 | } | |
2090 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
2091 | ||
2092 | /* | |
2093 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
2094 | */ | |
2c3dfe3f SJ |
2095 | list_for_each_entry(fcport, &pha->fcports, list) { |
2096 | if (fcport->vp_idx != ha->vp_idx) | |
2097 | continue; | |
2098 | ||
1da177e4 LT |
2099 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
2100 | fcport->port_type != FCT_BROADCAST && | |
2101 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2102 | ||
2103 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
2104 | "loop_id=0x%04x\n", | |
2105 | ha->host_no, fcport->loop_id)); | |
2106 | ||
2107 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2108 | fcport->flags &= ~FCF_FARP_DONE; | |
2109 | } | |
2110 | } | |
2111 | ||
2112 | /* Add devices to port list. */ | |
2113 | id_iter = (char *)ha->gid_list; | |
2114 | for (index = 0; index < entries; index++) { | |
2115 | domain = ((struct gid_list_info *)id_iter)->domain; | |
2116 | area = ((struct gid_list_info *)id_iter)->area; | |
2117 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 2118 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
2119 | loop_id = (uint16_t) |
2120 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 2121 | else |
1da177e4 LT |
2122 | loop_id = le16_to_cpu( |
2123 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 2124 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
2125 | |
2126 | /* Bypass reserved domain fields. */ | |
2127 | if ((domain & 0xf0) == 0xf0) | |
2128 | continue; | |
2129 | ||
2130 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
2131 | if (area && domain && |
2132 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
2133 | continue; |
2134 | ||
2135 | /* Bypass invalid local loop ID. */ | |
2136 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
2137 | continue; | |
2138 | ||
2139 | /* Fill in member data. */ | |
2140 | new_fcport->d_id.b.domain = domain; | |
2141 | new_fcport->d_id.b.area = area; | |
2142 | new_fcport->d_id.b.al_pa = al_pa; | |
2143 | new_fcport->loop_id = loop_id; | |
2c3dfe3f | 2144 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2145 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); |
2146 | if (rval2 != QLA_SUCCESS) { | |
2147 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
2148 | "information -- get_port_database=%x, " | |
2149 | "loop_id=0x%04x\n", | |
2150 | ha->host_no, rval2, new_fcport->loop_id)); | |
c9d02acf AV |
2151 | DEBUG2(printk("scsi(%ld): Scheduling resync...\n", |
2152 | ha->host_no)); | |
2153 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
2154 | continue; |
2155 | } | |
2156 | ||
2157 | /* Check for matching device in port list. */ | |
2158 | found = 0; | |
2159 | fcport = NULL; | |
2c3dfe3f SJ |
2160 | list_for_each_entry(fcport, &pha->fcports, list) { |
2161 | if (fcport->vp_idx != ha->vp_idx) | |
2162 | continue; | |
2163 | ||
1da177e4 LT |
2164 | if (memcmp(new_fcport->port_name, fcport->port_name, |
2165 | WWN_SIZE)) | |
2166 | continue; | |
2167 | ||
2168 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
2169 | FCF_PERSISTENT_BOUND); | |
2170 | fcport->loop_id = new_fcport->loop_id; | |
2171 | fcport->port_type = new_fcport->port_type; | |
2172 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2173 | memcpy(fcport->node_name, new_fcport->node_name, | |
2174 | WWN_SIZE); | |
2175 | ||
2176 | found++; | |
2177 | break; | |
2178 | } | |
2179 | ||
2180 | if (!found) { | |
2181 | /* New device, add to fcports list. */ | |
2182 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2c3dfe3f SJ |
2183 | if (ha->parent) { |
2184 | new_fcport->ha = ha; | |
2185 | new_fcport->vp_idx = ha->vp_idx; | |
2186 | list_add_tail(&new_fcport->vp_fcport, | |
2187 | &ha->vp_fcports); | |
2188 | } | |
2189 | list_add_tail(&new_fcport->list, &pha->fcports); | |
1da177e4 LT |
2190 | |
2191 | /* Allocate a new replacement fcport. */ | |
2192 | fcport = new_fcport; | |
2193 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2194 | if (new_fcport == NULL) { | |
2195 | rval = QLA_MEMORY_ALLOC_FAILED; | |
2196 | goto cleanup_allocation; | |
2197 | } | |
2198 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
2199 | } | |
2200 | ||
d8b45213 | 2201 | /* Base iIDMA settings on HBA port speed. */ |
a3cbdfad | 2202 | fcport->fp_speed = ha->link_data_rate; |
d8b45213 | 2203 | |
1da177e4 LT |
2204 | qla2x00_update_fcport(ha, fcport); |
2205 | ||
2206 | found_devs++; | |
2207 | } | |
2208 | ||
2209 | cleanup_allocation: | |
c9475cb0 | 2210 | kfree(new_fcport); |
1da177e4 LT |
2211 | |
2212 | if (rval != QLA_SUCCESS) { | |
2213 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
2214 | "rval=%x\n", ha->host_no, rval)); | |
2215 | } | |
2216 | ||
2217 | if (found_devs) { | |
2218 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
2219 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
2220 | } | |
2221 | ||
2222 | return (rval); | |
2223 | } | |
2224 | ||
d8b45213 AV |
2225 | static void |
2226 | qla2x00_iidma_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2227 | { | |
2228 | #define LS_UNKNOWN 2 | |
a3cbdfad | 2229 | static char *link_speeds[5] = { "1", "2", "?", "4", "8" }; |
d8b45213 | 2230 | int rval; |
a3cbdfad | 2231 | uint16_t mb[6]; |
d8b45213 | 2232 | |
c76f2c01 | 2233 | if (!IS_IIDMA_CAPABLE(ha)) |
d8b45213 AV |
2234 | return; |
2235 | ||
39bd9622 AV |
2236 | if (fcport->fp_speed == PORT_SPEED_UNKNOWN || |
2237 | fcport->fp_speed > ha->link_data_rate) | |
d8b45213 AV |
2238 | return; |
2239 | ||
a3cbdfad AV |
2240 | rval = qla2x00_set_idma_speed(ha, fcport->loop_id, fcport->fp_speed, |
2241 | mb); | |
d8b45213 AV |
2242 | if (rval != QLA_SUCCESS) { |
2243 | DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA " | |
2244 | "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n", | |
2245 | ha->host_no, fcport->port_name[0], fcport->port_name[1], | |
2246 | fcport->port_name[2], fcport->port_name[3], | |
2247 | fcport->port_name[4], fcport->port_name[5], | |
2248 | fcport->port_name[6], fcport->port_name[7], rval, | |
a3cbdfad | 2249 | fcport->fp_speed, mb[0], mb[1])); |
d8b45213 AV |
2250 | } else { |
2251 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2252 | "iIDMA adjusted to %s GB/s on " | |
2253 | "%02x%02x%02x%02x%02x%02x%02x%02x.\n", | |
a3cbdfad | 2254 | link_speeds[fcport->fp_speed], fcport->port_name[0], |
d8b45213 AV |
2255 | fcport->port_name[1], fcport->port_name[2], |
2256 | fcport->port_name[3], fcport->port_name[4], | |
2257 | fcport->port_name[5], fcport->port_name[6], | |
2258 | fcport->port_name[7])); | |
2259 | } | |
2260 | } | |
2261 | ||
23be331d | 2262 | static void |
8482e118 AV |
2263 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) |
2264 | { | |
2265 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2266 | struct fc_rport *rport; |
8482e118 | 2267 | |
d97994dc AV |
2268 | if (fcport->drport) |
2269 | qla2x00_rport_del(fcport); | |
8482e118 | 2270 | |
f8b02a85 AV |
2271 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2272 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 AV |
2273 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2274 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 | 2275 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
5f3a9a20 | 2276 | fcport->rport = rport = fc_remote_port_add(ha->host, 0, &rport_ids); |
77d74143 AV |
2277 | if (!rport) { |
2278 | qla_printk(KERN_WARNING, ha, | |
2279 | "Unable to allocate fc remote port!\n"); | |
2280 | return; | |
2281 | } | |
5f3a9a20 | 2282 | spin_lock_irq(fcport->ha->host->host_lock); |
19a7b4ae | 2283 | *((fc_port_t **)rport->dd_data) = fcport; |
5f3a9a20 | 2284 | spin_unlock_irq(fcport->ha->host->host_lock); |
d97994dc | 2285 | |
ad3e0eda | 2286 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2287 | |
8482e118 AV |
2288 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2289 | if (fcport->port_type == FCT_INITIATOR) | |
2290 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2291 | if (fcport->port_type == FCT_TARGET) | |
2292 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2293 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 LT |
2294 | } |
2295 | ||
23be331d AB |
2296 | /* |
2297 | * qla2x00_update_fcport | |
2298 | * Updates device on list. | |
2299 | * | |
2300 | * Input: | |
2301 | * ha = adapter block pointer. | |
2302 | * fcport = port structure pointer. | |
2303 | * | |
2304 | * Return: | |
2305 | * 0 - Success | |
2306 | * BIT_0 - error | |
2307 | * | |
2308 | * Context: | |
2309 | * Kernel context. | |
2310 | */ | |
2311 | void | |
2312 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2313 | { | |
2c3dfe3f SJ |
2314 | scsi_qla_host_t *pha = to_qla_parent(ha); |
2315 | ||
23be331d AB |
2316 | fcport->ha = ha; |
2317 | fcport->login_retry = 0; | |
2c3dfe3f | 2318 | fcport->port_login_retry_count = pha->port_down_retry_count * |
23be331d | 2319 | PORT_RETRY_TIME; |
2c3dfe3f | 2320 | atomic_set(&fcport->port_down_timer, pha->port_down_retry_count * |
23be331d AB |
2321 | PORT_RETRY_TIME); |
2322 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2323 | ||
2324 | qla2x00_iidma_fcport(ha, fcport); | |
2325 | ||
2326 | atomic_set(&fcport->state, FCS_ONLINE); | |
2327 | ||
2328 | qla2x00_reg_remote_port(ha, fcport); | |
2329 | } | |
2330 | ||
1da177e4 LT |
2331 | /* |
2332 | * qla2x00_configure_fabric | |
2333 | * Setup SNS devices with loop ID's. | |
2334 | * | |
2335 | * Input: | |
2336 | * ha = adapter block pointer. | |
2337 | * | |
2338 | * Returns: | |
2339 | * 0 = success. | |
2340 | * BIT_0 = error | |
2341 | */ | |
2342 | static int | |
2343 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2344 | { | |
2345 | int rval, rval2; | |
2346 | fc_port_t *fcport, *fcptemp; | |
2347 | uint16_t next_loopid; | |
2348 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2349 | uint16_t loop_id; |
1da177e4 | 2350 | LIST_HEAD(new_fcports); |
2c3dfe3f | 2351 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2352 | |
2353 | /* If FL port exists, then SNS is present */ | |
e428924c | 2354 | if (IS_FWI2_CAPABLE(ha)) |
0107109e AV |
2355 | loop_id = NPH_F_PORT; |
2356 | else | |
2357 | loop_id = SNS_FL_PORT; | |
90991c85 | 2358 | rval = qla2x00_get_port_name(ha, loop_id, ha->fabric_node_name, 1); |
1da177e4 LT |
2359 | if (rval != QLA_SUCCESS) { |
2360 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2361 | "Port\n", ha->host_no)); | |
2362 | ||
2363 | ha->device_flags &= ~SWITCH_FOUND; | |
2364 | return (QLA_SUCCESS); | |
2365 | } | |
90991c85 | 2366 | ha->device_flags |= SWITCH_FOUND; |
1da177e4 LT |
2367 | |
2368 | /* Mark devices that need re-synchronization. */ | |
2369 | rval2 = qla2x00_device_resync(ha); | |
2370 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2371 | /* No point doing the scan, just continue. */ | |
2372 | return (QLA_SUCCESS); | |
2373 | } | |
2374 | do { | |
cca5335c AV |
2375 | /* FDMI support. */ |
2376 | if (ql2xfdmienable && | |
2377 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2378 | qla2x00_fdmi_register(ha); | |
2379 | ||
1da177e4 | 2380 | /* Ensure we are logged into the SNS. */ |
e428924c | 2381 | if (IS_FWI2_CAPABLE(ha)) |
0107109e AV |
2382 | loop_id = NPH_SNS; |
2383 | else | |
2384 | loop_id = SIMPLE_NAME_SERVER; | |
fd34f556 | 2385 | ha->isp_ops->fabric_login(ha, loop_id, 0xff, 0xff, |
abbd8870 | 2386 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2387 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2388 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2389 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2390 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2391 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2392 | return (QLA_SUCCESS); | |
2393 | } | |
2394 | ||
2395 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2396 | if (qla2x00_rft_id(ha)) { | |
2397 | /* EMPTY */ | |
2398 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2399 | "TYPE failed.\n", ha->host_no)); | |
2400 | } | |
2401 | if (qla2x00_rff_id(ha)) { | |
2402 | /* EMPTY */ | |
2403 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2404 | "Features failed.\n", ha->host_no)); | |
2405 | } | |
2406 | if (qla2x00_rnn_id(ha)) { | |
2407 | /* EMPTY */ | |
2408 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2409 | "failed.\n", ha->host_no)); | |
2410 | } else if (qla2x00_rsnn_nn(ha)) { | |
2411 | /* EMPTY */ | |
2412 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2413 | "Node Name failed.\n", ha->host_no)); | |
2414 | } | |
2415 | } | |
2416 | ||
2417 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2418 | if (rval != QLA_SUCCESS) | |
2419 | break; | |
2420 | ||
2421 | /* | |
2422 | * Logout all previous fabric devices marked lost, except | |
2423 | * tape devices. | |
2424 | */ | |
2c3dfe3f SJ |
2425 | list_for_each_entry(fcport, &pha->fcports, list) { |
2426 | if (fcport->vp_idx !=ha->vp_idx) | |
2427 | continue; | |
2428 | ||
1da177e4 LT |
2429 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) |
2430 | break; | |
2431 | ||
2432 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2433 | continue; | |
2434 | ||
2435 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2436 | qla2x00_mark_device_lost(ha, fcport, | |
d97994dc | 2437 | ql2xplogiabsentdevice, 0); |
1da177e4 LT |
2438 | if (fcport->loop_id != FC_NO_LOOP_ID && |
2439 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2440 | fcport->port_type != FCT_INITIATOR && | |
2441 | fcport->port_type != FCT_BROADCAST) { | |
fd34f556 | 2442 | ha->isp_ops->fabric_logout(ha, |
1c7c6357 AV |
2443 | fcport->loop_id, |
2444 | fcport->d_id.b.domain, | |
2445 | fcport->d_id.b.area, | |
2446 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2447 | fcport->loop_id = FC_NO_LOOP_ID; |
2448 | } | |
2449 | } | |
2450 | } | |
2451 | ||
2452 | /* Starting free loop ID. */ | |
2c3dfe3f | 2453 | next_loopid = pha->min_external_loopid; |
1da177e4 LT |
2454 | |
2455 | /* | |
2456 | * Scan through our port list and login entries that need to be | |
2457 | * logged in. | |
2458 | */ | |
2c3dfe3f SJ |
2459 | list_for_each_entry(fcport, &pha->fcports, list) { |
2460 | if (fcport->vp_idx != ha->vp_idx) | |
2461 | continue; | |
2462 | ||
1da177e4 LT |
2463 | if (atomic_read(&ha->loop_down_timer) || |
2464 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2465 | break; | |
2466 | ||
2467 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2468 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2469 | continue; | |
2470 | ||
2471 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2472 | fcport->loop_id = next_loopid; | |
d4486fd6 SJ |
2473 | rval = qla2x00_find_new_loop_id( |
2474 | to_qla_parent(ha), fcport); | |
1da177e4 LT |
2475 | if (rval != QLA_SUCCESS) { |
2476 | /* Ran out of IDs to use */ | |
2477 | break; | |
2478 | } | |
2479 | } | |
1da177e4 LT |
2480 | /* Login and update database */ |
2481 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2482 | } | |
2483 | ||
2484 | /* Exit if out of loop IDs. */ | |
2485 | if (rval != QLA_SUCCESS) { | |
2486 | break; | |
2487 | } | |
2488 | ||
2489 | /* | |
2490 | * Login and add the new devices to our port list. | |
2491 | */ | |
2492 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2493 | if (atomic_read(&ha->loop_down_timer) || | |
2494 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2495 | break; | |
2496 | ||
2497 | /* Find a new loop ID to use. */ | |
2498 | fcport->loop_id = next_loopid; | |
d4486fd6 SJ |
2499 | rval = qla2x00_find_new_loop_id(to_qla_parent(ha), |
2500 | fcport); | |
1da177e4 LT |
2501 | if (rval != QLA_SUCCESS) { |
2502 | /* Ran out of IDs to use */ | |
2503 | break; | |
2504 | } | |
2505 | ||
bdf79621 AV |
2506 | /* Login and update database */ |
2507 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2c3dfe3f SJ |
2508 | |
2509 | if (ha->parent) { | |
2510 | fcport->ha = ha; | |
2511 | fcport->vp_idx = ha->vp_idx; | |
2512 | list_add_tail(&fcport->vp_fcport, | |
2513 | &ha->vp_fcports); | |
2514 | list_move_tail(&fcport->list, | |
2515 | &ha->parent->fcports); | |
2516 | } else | |
2517 | list_move_tail(&fcport->list, &ha->fcports); | |
1da177e4 LT |
2518 | } |
2519 | } while (0); | |
2520 | ||
2521 | /* Free all new device structures not processed. */ | |
2522 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2523 | list_del(&fcport->list); | |
2524 | kfree(fcport); | |
2525 | } | |
2526 | ||
2527 | if (rval) { | |
2528 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2529 | "rval=%d\n", ha->host_no, rval)); | |
2530 | } | |
2531 | ||
2532 | return (rval); | |
2533 | } | |
2534 | ||
2535 | ||
2536 | /* | |
2537 | * qla2x00_find_all_fabric_devs | |
2538 | * | |
2539 | * Input: | |
2540 | * ha = adapter block pointer. | |
2541 | * dev = database device entry pointer. | |
2542 | * | |
2543 | * Returns: | |
2544 | * 0 = success. | |
2545 | * | |
2546 | * Context: | |
2547 | * Kernel context. | |
2548 | */ | |
2549 | static int | |
2550 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2551 | { | |
2552 | int rval; | |
2553 | uint16_t loop_id; | |
2554 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2555 | int found; | |
2556 | ||
2557 | sw_info_t *swl; | |
2558 | int swl_idx; | |
2559 | int first_dev, last_dev; | |
2560 | port_id_t wrap, nxt_d_id; | |
2c3dfe3f SJ |
2561 | int vp_index; |
2562 | int empty_vp_index; | |
2563 | int found_vp; | |
2564 | scsi_qla_host_t *vha; | |
2565 | scsi_qla_host_t *pha = to_qla_parent(ha); | |
1da177e4 LT |
2566 | |
2567 | rval = QLA_SUCCESS; | |
2568 | ||
2569 | /* Try GID_PT to get device list, else GAN. */ | |
4b89258c | 2570 | swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL); |
bbfbbbc1 | 2571 | if (!swl) { |
1da177e4 LT |
2572 | /*EMPTY*/ |
2573 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2574 | "on GA_NXT\n", ha->host_no)); | |
2575 | } else { | |
1da177e4 LT |
2576 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { |
2577 | kfree(swl); | |
2578 | swl = NULL; | |
2579 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2580 | kfree(swl); | |
2581 | swl = NULL; | |
2582 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2583 | kfree(swl); | |
2584 | swl = NULL; | |
e5896bd5 AV |
2585 | } else if (ql2xiidmaenable && |
2586 | qla2x00_gfpn_id(ha, swl) == QLA_SUCCESS) { | |
d8b45213 | 2587 | qla2x00_gpsc(ha, swl); |
1da177e4 LT |
2588 | } |
2589 | } | |
2590 | swl_idx = 0; | |
2591 | ||
2592 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2593 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2594 | if (new_fcport == NULL) { | |
c9475cb0 | 2595 | kfree(swl); |
1da177e4 LT |
2596 | return (QLA_MEMORY_ALLOC_FAILED); |
2597 | } | |
2598 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2c3dfe3f | 2599 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2600 | /* Set start port ID scan at adapter ID. */ |
2601 | first_dev = 1; | |
2602 | last_dev = 0; | |
2603 | ||
2604 | /* Starting free loop ID. */ | |
2c3dfe3f | 2605 | loop_id = pha->min_external_loopid; |
1da177e4 | 2606 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2607 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2608 | continue; |
2609 | ||
23443b1d | 2610 | if (atomic_read(&ha->loop_down_timer) || LOOP_TRANSITION(ha)) |
1da177e4 LT |
2611 | break; |
2612 | ||
2613 | if (swl != NULL) { | |
2614 | if (last_dev) { | |
2615 | wrap.b24 = new_fcport->d_id.b24; | |
2616 | } else { | |
2617 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2618 | memcpy(new_fcport->node_name, | |
2619 | swl[swl_idx].node_name, WWN_SIZE); | |
2620 | memcpy(new_fcport->port_name, | |
2621 | swl[swl_idx].port_name, WWN_SIZE); | |
d8b45213 AV |
2622 | memcpy(new_fcport->fabric_port_name, |
2623 | swl[swl_idx].fabric_port_name, WWN_SIZE); | |
2624 | new_fcport->fp_speed = swl[swl_idx].fp_speed; | |
1da177e4 LT |
2625 | |
2626 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2627 | last_dev = 1; | |
2628 | } | |
2629 | swl_idx++; | |
2630 | } | |
2631 | } else { | |
2632 | /* Send GA_NXT to the switch */ | |
2633 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2634 | if (rval != QLA_SUCCESS) { | |
2635 | qla_printk(KERN_WARNING, ha, | |
2636 | "SNS scan failed -- assuming zero-entry " | |
2637 | "result...\n"); | |
2638 | list_for_each_entry_safe(fcport, fcptemp, | |
2639 | new_fcports, list) { | |
2640 | list_del(&fcport->list); | |
2641 | kfree(fcport); | |
2642 | } | |
2643 | rval = QLA_SUCCESS; | |
2644 | break; | |
2645 | } | |
2646 | } | |
2647 | ||
2648 | /* If wrap on switch device list, exit. */ | |
2649 | if (first_dev) { | |
2650 | wrap.b24 = new_fcport->d_id.b24; | |
2651 | first_dev = 0; | |
2652 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2653 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2654 | ha->host_no, new_fcport->d_id.b.domain, | |
2655 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2656 | break; | |
2657 | } | |
2658 | ||
2c3dfe3f SJ |
2659 | /* Bypass if same physical adapter. */ |
2660 | if (new_fcport->d_id.b24 == pha->d_id.b24) | |
1da177e4 LT |
2661 | continue; |
2662 | ||
2c3dfe3f SJ |
2663 | /* Bypass virtual ports of the same host. */ |
2664 | if (pha->num_vhosts) { | |
eb66dc60 | 2665 | for_each_mapped_vp_idx(pha, vp_index) { |
2c3dfe3f SJ |
2666 | empty_vp_index = 1; |
2667 | found_vp = 0; | |
2668 | list_for_each_entry(vha, &pha->vp_list, | |
2669 | vp_list) { | |
2670 | if (vp_index == vha->vp_idx) { | |
2671 | empty_vp_index = 0; | |
2672 | found_vp = 1; | |
2673 | break; | |
2674 | } | |
2675 | } | |
2676 | ||
2677 | if (empty_vp_index) | |
2678 | continue; | |
2679 | ||
2680 | if (found_vp && | |
2681 | new_fcport->d_id.b24 == vha->d_id.b24) | |
2682 | break; | |
2683 | } | |
eb66dc60 AV |
2684 | |
2685 | if (vp_index <= pha->max_npiv_vports) | |
2c3dfe3f SJ |
2686 | continue; |
2687 | } | |
2688 | ||
f7d289f6 AV |
2689 | /* Bypass if same domain and area of adapter. */ |
2690 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2691 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2692 | ISP_CFG_FL) | |
2693 | continue; | |
2694 | ||
1da177e4 LT |
2695 | /* Bypass reserved domain fields. */ |
2696 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2697 | continue; | |
2698 | ||
2699 | /* Locate matching device in database. */ | |
2700 | found = 0; | |
2c3dfe3f SJ |
2701 | list_for_each_entry(fcport, &pha->fcports, list) { |
2702 | if (new_fcport->vp_idx != fcport->vp_idx) | |
2703 | continue; | |
1da177e4 LT |
2704 | if (memcmp(new_fcport->port_name, fcport->port_name, |
2705 | WWN_SIZE)) | |
2706 | continue; | |
2707 | ||
2708 | found++; | |
2709 | ||
d8b45213 AV |
2710 | /* Update port state. */ |
2711 | memcpy(fcport->fabric_port_name, | |
2712 | new_fcport->fabric_port_name, WWN_SIZE); | |
2713 | fcport->fp_speed = new_fcport->fp_speed; | |
2714 | ||
1da177e4 LT |
2715 | /* |
2716 | * If address the same and state FCS_ONLINE, nothing | |
2717 | * changed. | |
2718 | */ | |
2719 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2720 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2721 | break; | |
2722 | } | |
2723 | ||
2724 | /* | |
2725 | * If device was not a fabric device before. | |
2726 | */ | |
2727 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2728 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2729 | fcport->loop_id = FC_NO_LOOP_ID; | |
2730 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2731 | FCF_LOGIN_NEEDED); | |
2732 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2733 | break; | |
2734 | } | |
2735 | ||
2736 | /* | |
2737 | * Port ID changed or device was marked to be updated; | |
2738 | * Log it out if still logged in and mark it for | |
2739 | * relogin later. | |
2740 | */ | |
2741 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2742 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2743 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2744 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2745 | fcport->port_type != FCT_INITIATOR && | |
2746 | fcport->port_type != FCT_BROADCAST) { | |
fd34f556 | 2747 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
2748 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2749 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2750 | fcport->loop_id = FC_NO_LOOP_ID; |
2751 | } | |
2752 | ||
2753 | break; | |
2754 | } | |
2755 | ||
2756 | if (found) | |
2757 | continue; | |
2758 | ||
2759 | /* If device was not in our fcports list, then add it. */ | |
2760 | list_add_tail(&new_fcport->list, new_fcports); | |
2761 | ||
2762 | /* Allocate a new replacement fcport. */ | |
2763 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2764 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2765 | if (new_fcport == NULL) { | |
c9475cb0 | 2766 | kfree(swl); |
1da177e4 LT |
2767 | return (QLA_MEMORY_ALLOC_FAILED); |
2768 | } | |
2769 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2770 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2c3dfe3f | 2771 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2772 | } |
2773 | ||
c9475cb0 JJ |
2774 | kfree(swl); |
2775 | kfree(new_fcport); | |
1da177e4 LT |
2776 | |
2777 | if (!list_empty(new_fcports)) | |
2778 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2779 | ||
2780 | return (rval); | |
2781 | } | |
2782 | ||
2783 | /* | |
2784 | * qla2x00_find_new_loop_id | |
2785 | * Scan through our port list and find a new usable loop ID. | |
2786 | * | |
2787 | * Input: | |
2788 | * ha: adapter state pointer. | |
2789 | * dev: port structure pointer. | |
2790 | * | |
2791 | * Returns: | |
2792 | * qla2x00 local function return status code. | |
2793 | * | |
2794 | * Context: | |
2795 | * Kernel context. | |
2796 | */ | |
413975a0 | 2797 | static int |
1da177e4 LT |
2798 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) |
2799 | { | |
2800 | int rval; | |
2801 | int found; | |
2802 | fc_port_t *fcport; | |
2803 | uint16_t first_loop_id; | |
2c3dfe3f | 2804 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2805 | |
2806 | rval = QLA_SUCCESS; | |
2807 | ||
2808 | /* Save starting loop ID. */ | |
2809 | first_loop_id = dev->loop_id; | |
2810 | ||
2811 | for (;;) { | |
2812 | /* Skip loop ID if already used by adapter. */ | |
2813 | if (dev->loop_id == ha->loop_id) { | |
2814 | dev->loop_id++; | |
2815 | } | |
2816 | ||
2817 | /* Skip reserved loop IDs. */ | |
3d71644c | 2818 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2819 | dev->loop_id++; |
2820 | } | |
2821 | ||
2822 | /* Reset loop ID if passed the end. */ | |
2823 | if (dev->loop_id > ha->last_loop_id) { | |
2824 | /* first loop ID. */ | |
2825 | dev->loop_id = ha->min_external_loopid; | |
2826 | } | |
2827 | ||
2828 | /* Check for loop ID being already in use. */ | |
2829 | found = 0; | |
2830 | fcport = NULL; | |
2c3dfe3f | 2831 | list_for_each_entry(fcport, &pha->fcports, list) { |
1da177e4 LT |
2832 | if (fcport->loop_id == dev->loop_id && fcport != dev) { |
2833 | /* ID possibly in use */ | |
2834 | found++; | |
2835 | break; | |
2836 | } | |
2837 | } | |
2838 | ||
2839 | /* If not in use then it is free to use. */ | |
2840 | if (!found) { | |
2841 | break; | |
2842 | } | |
2843 | ||
2844 | /* ID in use. Try next value. */ | |
2845 | dev->loop_id++; | |
2846 | ||
2847 | /* If wrap around. No free ID to use. */ | |
2848 | if (dev->loop_id == first_loop_id) { | |
2849 | dev->loop_id = FC_NO_LOOP_ID; | |
2850 | rval = QLA_FUNCTION_FAILED; | |
2851 | break; | |
2852 | } | |
2853 | } | |
2854 | ||
2855 | return (rval); | |
2856 | } | |
2857 | ||
2858 | /* | |
2859 | * qla2x00_device_resync | |
2860 | * Marks devices in the database that needs resynchronization. | |
2861 | * | |
2862 | * Input: | |
2863 | * ha = adapter block pointer. | |
2864 | * | |
2865 | * Context: | |
2866 | * Kernel context. | |
2867 | */ | |
2868 | static int | |
fa2a1ce5 | 2869 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2870 | { |
2871 | int rval; | |
1da177e4 LT |
2872 | uint32_t mask; |
2873 | fc_port_t *fcport; | |
2874 | uint32_t rscn_entry; | |
2875 | uint8_t rscn_out_iter; | |
2876 | uint8_t format; | |
2877 | port_id_t d_id; | |
2c3dfe3f | 2878 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2879 | |
2880 | rval = QLA_RSCNS_HANDLED; | |
2881 | ||
2882 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2883 | ha->flags.rscn_queue_overflow) { | |
2884 | ||
2885 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2886 | format = MSB(MSW(rscn_entry)); | |
2887 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2888 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2889 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2890 | ||
2891 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2892 | "[%02x/%02x%02x%02x].\n", | |
2893 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2894 | d_id.b.area, d_id.b.al_pa)); | |
2895 | ||
2896 | ha->rscn_out_ptr++; | |
2897 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2898 | ha->rscn_out_ptr = 0; | |
2899 | ||
2900 | /* Skip duplicate entries. */ | |
2901 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2902 | !ha->flags.rscn_queue_overflow && | |
2903 | rscn_out_iter != ha->rscn_in_ptr; | |
2904 | rscn_out_iter = (rscn_out_iter == | |
2905 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2906 | ||
2907 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2908 | break; | |
2909 | ||
2910 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2911 | "entry found at [%d].\n", ha->host_no, | |
2912 | rscn_out_iter)); | |
2913 | ||
2914 | ha->rscn_out_ptr = rscn_out_iter; | |
2915 | } | |
2916 | ||
2917 | /* Queue overflow, set switch default case. */ | |
2918 | if (ha->flags.rscn_queue_overflow) { | |
2919 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2920 | "overflow.\n", ha->host_no)); | |
2921 | ||
2922 | format = 3; | |
2923 | ha->flags.rscn_queue_overflow = 0; | |
2924 | } | |
2925 | ||
2926 | switch (format) { | |
2927 | case 0: | |
1da177e4 LT |
2928 | mask = 0xffffff; |
2929 | break; | |
2930 | case 1: | |
2931 | mask = 0xffff00; | |
2932 | break; | |
2933 | case 2: | |
2934 | mask = 0xff0000; | |
2935 | break; | |
2936 | default: | |
2937 | mask = 0x0; | |
2938 | d_id.b24 = 0; | |
2939 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2940 | break; | |
2941 | } | |
2942 | ||
2943 | rval = QLA_SUCCESS; | |
2944 | ||
2c3dfe3f SJ |
2945 | list_for_each_entry(fcport, &pha->fcports, list) { |
2946 | if (fcport->vp_idx != ha->vp_idx) | |
2947 | continue; | |
2948 | ||
1da177e4 LT |
2949 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || |
2950 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2951 | fcport->port_type == FCT_BROADCAST) | |
2952 | continue; | |
2953 | ||
2954 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2955 | if (format != 3 || | |
2956 | fcport->port_type != FCT_INITIATOR) { | |
d97994dc AV |
2957 | qla2x00_mark_device_lost(ha, fcport, |
2958 | 0, 0); | |
1da177e4 LT |
2959 | } |
2960 | } | |
2961 | fcport->flags &= ~FCF_FARP_DONE; | |
2962 | } | |
2963 | } | |
2964 | return (rval); | |
2965 | } | |
2966 | ||
2967 | /* | |
2968 | * qla2x00_fabric_dev_login | |
2969 | * Login fabric target device and update FC port database. | |
2970 | * | |
2971 | * Input: | |
2972 | * ha: adapter state pointer. | |
2973 | * fcport: port structure list pointer. | |
2974 | * next_loopid: contains value of a new loop ID that can be used | |
2975 | * by the next login attempt. | |
2976 | * | |
2977 | * Returns: | |
2978 | * qla2x00 local function return status code. | |
2979 | * | |
2980 | * Context: | |
2981 | * Kernel context. | |
2982 | */ | |
2983 | static int | |
2984 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2985 | uint16_t *next_loopid) | |
2986 | { | |
2987 | int rval; | |
2988 | int retry; | |
0107109e | 2989 | uint8_t opts; |
1da177e4 LT |
2990 | |
2991 | rval = QLA_SUCCESS; | |
2992 | retry = 0; | |
2993 | ||
2994 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2995 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2996 | /* Send an ADISC to tape devices.*/ |
2997 | opts = 0; | |
2998 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2999 | opts |= BIT_1; | |
3000 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 3001 | if (rval != QLA_SUCCESS) { |
fd34f556 | 3002 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3003 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3004 | fcport->d_id.b.al_pa); | |
d97994dc | 3005 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
3006 | } else { |
3007 | qla2x00_update_fcport(ha, fcport); | |
3008 | } | |
3009 | } | |
3010 | ||
3011 | return (rval); | |
3012 | } | |
3013 | ||
3014 | /* | |
3015 | * qla2x00_fabric_login | |
3016 | * Issue fabric login command. | |
3017 | * | |
3018 | * Input: | |
3019 | * ha = adapter block pointer. | |
3020 | * device = pointer to FC device type structure. | |
3021 | * | |
3022 | * Returns: | |
3023 | * 0 - Login successfully | |
3024 | * 1 - Login failed | |
3025 | * 2 - Initiator device | |
3026 | * 3 - Fatal error | |
3027 | */ | |
3028 | int | |
3029 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
3030 | uint16_t *next_loopid) | |
3031 | { | |
3032 | int rval; | |
3033 | int retry; | |
3034 | uint16_t tmp_loopid; | |
3035 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
3036 | ||
3037 | retry = 0; | |
3038 | tmp_loopid = 0; | |
3039 | ||
3040 | for (;;) { | |
3041 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
3042 | "for port %02x%02x%02x.\n", | |
3043 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
3044 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
3045 | ||
3046 | /* Login fcport on switch. */ | |
fd34f556 | 3047 | ha->isp_ops->fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
3048 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3049 | fcport->d_id.b.al_pa, mb, BIT_0); | |
3050 | if (mb[0] == MBS_PORT_ID_USED) { | |
3051 | /* | |
3052 | * Device has another loop ID. The firmware team | |
0107109e AV |
3053 | * recommends the driver perform an implicit login with |
3054 | * the specified ID again. The ID we just used is save | |
3055 | * here so we return with an ID that can be tried by | |
3056 | * the next login. | |
1da177e4 LT |
3057 | */ |
3058 | retry++; | |
3059 | tmp_loopid = fcport->loop_id; | |
3060 | fcport->loop_id = mb[1]; | |
3061 | ||
3062 | DEBUG(printk("Fabric Login: port in use - next " | |
3063 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
3064 | fcport->loop_id, fcport->d_id.b.domain, | |
3065 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
3066 | ||
3067 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
3068 | /* | |
3069 | * Login succeeded. | |
3070 | */ | |
3071 | if (retry) { | |
3072 | /* A retry occurred before. */ | |
3073 | *next_loopid = tmp_loopid; | |
3074 | } else { | |
3075 | /* | |
3076 | * No retry occurred before. Just increment the | |
3077 | * ID value for next login. | |
3078 | */ | |
3079 | *next_loopid = (fcport->loop_id + 1); | |
3080 | } | |
3081 | ||
3082 | if (mb[1] & BIT_0) { | |
3083 | fcport->port_type = FCT_INITIATOR; | |
3084 | } else { | |
3085 | fcport->port_type = FCT_TARGET; | |
3086 | if (mb[1] & BIT_1) { | |
3087 | fcport->flags |= FCF_TAPE_PRESENT; | |
3088 | } | |
3089 | } | |
3090 | ||
ad3e0eda AV |
3091 | if (mb[10] & BIT_0) |
3092 | fcport->supported_classes |= FC_COS_CLASS2; | |
3093 | if (mb[10] & BIT_1) | |
3094 | fcport->supported_classes |= FC_COS_CLASS3; | |
3095 | ||
1da177e4 LT |
3096 | rval = QLA_SUCCESS; |
3097 | break; | |
3098 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
3099 | /* | |
3100 | * Loop ID already used, try next loop ID. | |
3101 | */ | |
3102 | fcport->loop_id++; | |
3103 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
3104 | if (rval != QLA_SUCCESS) { | |
3105 | /* Ran out of loop IDs to use */ | |
3106 | break; | |
3107 | } | |
3108 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
3109 | /* | |
3110 | * Firmware possibly timed out during login. If NO | |
3111 | * retries are left to do then the device is declared | |
3112 | * dead. | |
3113 | */ | |
3114 | *next_loopid = fcport->loop_id; | |
fd34f556 | 3115 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3116 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3117 | fcport->d_id.b.al_pa); | |
d97994dc | 3118 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
3119 | |
3120 | rval = 1; | |
3121 | break; | |
3122 | } else { | |
3123 | /* | |
3124 | * unrecoverable / not handled error | |
3125 | */ | |
3126 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
3127 | "loop_id=%x jiffies=%lx.\n", |
3128 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
3129 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3130 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
3131 | ||
3132 | *next_loopid = fcport->loop_id; | |
fd34f556 | 3133 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3134 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3135 | fcport->d_id.b.al_pa); | |
1da177e4 | 3136 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 3137 | fcport->login_retry = 0; |
1da177e4 LT |
3138 | |
3139 | rval = 3; | |
3140 | break; | |
3141 | } | |
3142 | } | |
3143 | ||
3144 | return (rval); | |
3145 | } | |
3146 | ||
3147 | /* | |
3148 | * qla2x00_local_device_login | |
3149 | * Issue local device login command. | |
3150 | * | |
3151 | * Input: | |
3152 | * ha = adapter block pointer. | |
3153 | * loop_id = loop id of device to login to. | |
3154 | * | |
3155 | * Returns (Where's the #define!!!!): | |
3156 | * 0 - Login successfully | |
3157 | * 1 - Login failed | |
3158 | * 3 - Fatal error | |
3159 | */ | |
3160 | int | |
9a52a57c | 3161 | qla2x00_local_device_login(scsi_qla_host_t *ha, fc_port_t *fcport) |
1da177e4 LT |
3162 | { |
3163 | int rval; | |
3164 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
3165 | ||
3166 | memset(mb, 0, sizeof(mb)); | |
9a52a57c | 3167 | rval = qla2x00_login_local_device(ha, fcport, mb, BIT_0); |
1da177e4 LT |
3168 | if (rval == QLA_SUCCESS) { |
3169 | /* Interrogate mailbox registers for any errors */ | |
3170 | if (mb[0] == MBS_COMMAND_ERROR) | |
3171 | rval = 1; | |
3172 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
3173 | /* device not in PCB table */ | |
3174 | rval = 3; | |
3175 | } | |
3176 | ||
3177 | return (rval); | |
3178 | } | |
3179 | ||
3180 | /* | |
3181 | * qla2x00_loop_resync | |
3182 | * Resync with fibre channel devices. | |
3183 | * | |
3184 | * Input: | |
3185 | * ha = adapter block pointer. | |
3186 | * | |
3187 | * Returns: | |
3188 | * 0 = success | |
3189 | */ | |
3190 | int | |
fa2a1ce5 | 3191 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
3192 | { |
3193 | int rval; | |
3194 | uint32_t wait_time; | |
3195 | ||
3196 | rval = QLA_SUCCESS; | |
3197 | ||
3198 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
3199 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3200 | if (ha->flags.online) { | |
3201 | if (!(rval = qla2x00_fw_ready(ha))) { | |
3202 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3203 | wait_time = 256; | |
3204 | do { | |
1da177e4 LT |
3205 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
3206 | ||
0107109e AV |
3207 | /* Issue a marker after FW becomes ready. */ |
3208 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3209 | ha->marker_needed = 0; | |
1da177e4 LT |
3210 | |
3211 | /* Remap devices on Loop. */ | |
3212 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3213 | ||
3214 | qla2x00_configure_loop(ha); | |
3215 | wait_time--; | |
3216 | } while (!atomic_read(&ha->loop_down_timer) && | |
3217 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3218 | wait_time && | |
3219 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3220 | } | |
1da177e4 LT |
3221 | } |
3222 | ||
3223 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
3224 | return (QLA_FUNCTION_FAILED); | |
3225 | } | |
3226 | ||
3227 | if (rval) { | |
3228 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
3229 | } | |
3230 | ||
3231 | return (rval); | |
3232 | } | |
3233 | ||
d97994dc AV |
3234 | void |
3235 | qla2x00_update_fcports(scsi_qla_host_t *ha) | |
3236 | { | |
3237 | fc_port_t *fcport; | |
3238 | ||
3239 | /* Go with deferred removal of rport references. */ | |
3240 | list_for_each_entry(fcport, &ha->fcports, list) | |
c9c5ced9 AV |
3241 | if (fcport->drport && |
3242 | atomic_read(&fcport->state) != FCS_UNCONFIGURED) | |
d97994dc AV |
3243 | qla2x00_rport_del(fcport); |
3244 | } | |
3245 | ||
1da177e4 LT |
3246 | /* |
3247 | * qla2x00_abort_isp | |
3248 | * Resets ISP and aborts all outstanding commands. | |
3249 | * | |
3250 | * Input: | |
3251 | * ha = adapter block pointer. | |
3252 | * | |
3253 | * Returns: | |
3254 | * 0 = success | |
3255 | */ | |
3256 | int | |
3257 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
3258 | { | |
476e8978 | 3259 | int rval; |
1da177e4 | 3260 | uint8_t status = 0; |
a7a28504 | 3261 | scsi_qla_host_t *vha; |
1da177e4 LT |
3262 | |
3263 | if (ha->flags.online) { | |
3264 | ha->flags.online = 0; | |
3265 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
e5f5f6f7 | 3266 | ha->qla_stats.total_isp_aborts++; |
1da177e4 LT |
3267 | |
3268 | qla_printk(KERN_INFO, ha, | |
3269 | "Performing ISP error recovery - ha= %p.\n", ha); | |
fd34f556 | 3270 | ha->isp_ops->reset_chip(ha); |
1da177e4 LT |
3271 | |
3272 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3273 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3274 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
d97994dc | 3275 | qla2x00_mark_all_devices_lost(ha, 0); |
a7a28504 AV |
3276 | list_for_each_entry(vha, &ha->vp_list, vp_list) |
3277 | qla2x00_mark_all_devices_lost(vha, 0); | |
1da177e4 LT |
3278 | } else { |
3279 | if (!atomic_read(&ha->loop_down_timer)) | |
3280 | atomic_set(&ha->loop_down_timer, | |
3281 | LOOP_DOWN_TIME); | |
3282 | } | |
3283 | ||
1da177e4 | 3284 | /* Requeue all commands in outstanding command list. */ |
df4bf0bb | 3285 | qla2x00_abort_all_cmds(ha, DID_RESET << 16); |
1da177e4 | 3286 | |
fd34f556 | 3287 | ha->isp_ops->get_flash_version(ha, ha->request_ring); |
30c47662 | 3288 | |
fd34f556 | 3289 | ha->isp_ops->nvram_config(ha); |
1da177e4 LT |
3290 | |
3291 | if (!qla2x00_restart_isp(ha)) { | |
3292 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3293 | ||
3294 | if (!atomic_read(&ha->loop_down_timer)) { | |
3295 | /* | |
3296 | * Issue marker command only when we are going | |
3297 | * to start the I/O . | |
3298 | */ | |
3299 | ha->marker_needed = 1; | |
3300 | } | |
3301 | ||
3302 | ha->flags.online = 1; | |
3303 | ||
fd34f556 | 3304 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 3305 | |
fa2a1ce5 | 3306 | ha->isp_abort_cnt = 0; |
1da177e4 | 3307 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
476e8978 | 3308 | |
df613b96 AV |
3309 | if (ha->fce) { |
3310 | ha->flags.fce_enabled = 1; | |
3311 | memset(ha->fce, 0, | |
3312 | fce_calc_size(ha->fce_bufs)); | |
3313 | rval = qla2x00_enable_fce_trace(ha, | |
3314 | ha->fce_dma, ha->fce_bufs, ha->fce_mb, | |
3315 | &ha->fce_bufs); | |
3316 | if (rval) { | |
3317 | qla_printk(KERN_WARNING, ha, | |
3318 | "Unable to reinitialize FCE " | |
3319 | "(%d).\n", rval); | |
3320 | ha->flags.fce_enabled = 0; | |
3321 | } | |
3322 | } | |
436a7b11 AV |
3323 | |
3324 | if (ha->eft) { | |
3325 | memset(ha->eft, 0, EFT_SIZE); | |
3326 | rval = qla2x00_enable_eft_trace(ha, | |
3327 | ha->eft_dma, EFT_NUM_BUFFERS); | |
3328 | if (rval) { | |
3329 | qla_printk(KERN_WARNING, ha, | |
3330 | "Unable to reinitialize EFT " | |
3331 | "(%d).\n", rval); | |
3332 | } | |
3333 | } | |
1da177e4 LT |
3334 | } else { /* failed the ISP abort */ |
3335 | ha->flags.online = 1; | |
3336 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3337 | if (ha->isp_abort_cnt == 0) { | |
3338 | qla_printk(KERN_WARNING, ha, | |
3339 | "ISP error recovery failed - " | |
3340 | "board disabled\n"); | |
fa2a1ce5 | 3341 | /* |
1da177e4 LT |
3342 | * The next call disables the board |
3343 | * completely. | |
3344 | */ | |
fd34f556 | 3345 | ha->isp_ops->reset_adapter(ha); |
1da177e4 LT |
3346 | ha->flags.online = 0; |
3347 | clear_bit(ISP_ABORT_RETRY, | |
3348 | &ha->dpc_flags); | |
3349 | status = 0; | |
3350 | } else { /* schedule another ISP abort */ | |
3351 | ha->isp_abort_cnt--; | |
3352 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3353 | "retry remaining %d\n", |
744f11fd | 3354 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3355 | status = 1; |
3356 | } | |
3357 | } else { | |
3358 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3359 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3360 | "- retrying (%d) more times\n", | |
744f11fd | 3361 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3362 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3363 | status = 1; | |
3364 | } | |
3365 | } | |
fa2a1ce5 | 3366 | |
1da177e4 LT |
3367 | } |
3368 | ||
3369 | if (status) { | |
3370 | qla_printk(KERN_INFO, ha, | |
3371 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3372 | } else { | |
3373 | DEBUG(printk(KERN_INFO | |
3374 | "qla2x00_abort_isp(%ld): exiting.\n", | |
744f11fd | 3375 | ha->host_no)); |
1da177e4 LT |
3376 | } |
3377 | ||
3378 | return(status); | |
3379 | } | |
3380 | ||
3381 | /* | |
3382 | * qla2x00_restart_isp | |
3383 | * restarts the ISP after a reset | |
3384 | * | |
3385 | * Input: | |
3386 | * ha = adapter block pointer. | |
3387 | * | |
3388 | * Returns: | |
3389 | * 0 = success | |
3390 | */ | |
3391 | static int | |
3392 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3393 | { | |
3394 | uint8_t status = 0; | |
1da177e4 LT |
3395 | uint32_t wait_time; |
3396 | ||
3397 | /* If firmware needs to be loaded */ | |
3398 | if (qla2x00_isp_firmware(ha)) { | |
3399 | ha->flags.online = 0; | |
3db0652e | 3400 | if (!(status = ha->isp_ops->chip_diag(ha))) |
1da177e4 | 3401 | status = qla2x00_setup_chip(ha); |
1da177e4 LT |
3402 | } |
3403 | ||
1da177e4 LT |
3404 | if (!status && !(status = qla2x00_init_rings(ha))) { |
3405 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3406 | if (!(status = qla2x00_fw_ready(ha))) { | |
3407 | DEBUG(printk("%s(): Start configure loop, " | |
744f11fd | 3408 | "status = %d\n", __func__, status)); |
0107109e AV |
3409 | |
3410 | /* Issue a marker after FW becomes ready. */ | |
3411 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3412 | ||
1da177e4 LT |
3413 | ha->flags.online = 1; |
3414 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3415 | wait_time = 256; | |
3416 | do { | |
3417 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3418 | qla2x00_configure_loop(ha); | |
3419 | wait_time--; | |
3420 | } while (!atomic_read(&ha->loop_down_timer) && | |
3421 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3422 | wait_time && | |
3423 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3424 | } | |
3425 | ||
3426 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3427 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3428 | status = 0; |
3429 | ||
3430 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3431 | __func__, | |
744f11fd | 3432 | status)); |
1da177e4 LT |
3433 | } |
3434 | return (status); | |
3435 | } | |
3436 | ||
3437 | /* | |
3438 | * qla2x00_reset_adapter | |
3439 | * Reset adapter. | |
3440 | * | |
3441 | * Input: | |
3442 | * ha = adapter block pointer. | |
3443 | */ | |
abbd8870 | 3444 | void |
1da177e4 LT |
3445 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3446 | { | |
3447 | unsigned long flags = 0; | |
3d71644c | 3448 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3449 | |
3450 | ha->flags.online = 0; | |
fd34f556 | 3451 | ha->isp_ops->disable_intrs(ha); |
1da177e4 | 3452 | |
1da177e4 LT |
3453 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3454 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3455 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3456 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3457 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3458 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3459 | } | |
0107109e AV |
3460 | |
3461 | void | |
3462 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3463 | { | |
3464 | unsigned long flags = 0; | |
3465 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3466 | ||
3467 | ha->flags.online = 0; | |
fd34f556 | 3468 | ha->isp_ops->disable_intrs(ha); |
0107109e AV |
3469 | |
3470 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3471 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3472 | RD_REG_DWORD(®->hccr); | |
3473 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3474 | RD_REG_DWORD(®->hccr); | |
3475 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3476 | } | |
3477 | ||
4e08df3f DM |
3478 | /* On sparc systems, obtain port and node WWN from firmware |
3479 | * properties. | |
3480 | */ | |
3481 | static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *ha, struct nvram_24xx *nv) | |
3482 | { | |
3483 | #ifdef CONFIG_SPARC | |
3484 | struct pci_dev *pdev = ha->pdev; | |
15576bc8 DM |
3485 | struct device_node *dp = pci_device_to_OF_node(pdev); |
3486 | const u8 *val; | |
4e08df3f DM |
3487 | int len; |
3488 | ||
3489 | val = of_get_property(dp, "port-wwn", &len); | |
3490 | if (val && len >= WWN_SIZE) | |
3491 | memcpy(nv->port_name, val, WWN_SIZE); | |
3492 | ||
3493 | val = of_get_property(dp, "node-wwn", &len); | |
3494 | if (val && len >= WWN_SIZE) | |
3495 | memcpy(nv->node_name, val, WWN_SIZE); | |
3496 | #endif | |
3497 | } | |
3498 | ||
0107109e AV |
3499 | int |
3500 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3501 | { | |
4e08df3f | 3502 | int rval; |
0107109e AV |
3503 | struct init_cb_24xx *icb; |
3504 | struct nvram_24xx *nv; | |
3505 | uint32_t *dptr; | |
3506 | uint8_t *dptr1, *dptr2; | |
3507 | uint32_t chksum; | |
3508 | uint16_t cnt; | |
3509 | ||
4e08df3f | 3510 | rval = QLA_SUCCESS; |
0107109e | 3511 | icb = (struct init_cb_24xx *)ha->init_cb; |
281afe19 | 3512 | nv = ha->nvram; |
0107109e AV |
3513 | |
3514 | /* Determine NVRAM starting address. */ | |
3515 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3516 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
6f641790 AV |
3517 | ha->vpd_size = FA_NVRAM_VPD_SIZE; |
3518 | ha->vpd_base = FA_NVRAM_VPD0_ADDR; | |
3519 | if (PCI_FUNC(ha->pdev->devfn)) { | |
0107109e | 3520 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; |
6f641790 AV |
3521 | ha->vpd_base = FA_NVRAM_VPD1_ADDR; |
3522 | } | |
0107109e | 3523 | |
281afe19 SJ |
3524 | /* Get VPD data into cache */ |
3525 | ha->vpd = ha->nvram + VPD_OFFSET; | |
3526 | ha->isp_ops->read_nvram(ha, (uint8_t *)ha->vpd, | |
3527 | ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4); | |
3528 | ||
3529 | /* Get NVRAM data into cache and calculate checksum. */ | |
0107109e | 3530 | dptr = (uint32_t *)nv; |
fd34f556 | 3531 | ha->isp_ops->read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, |
0107109e AV |
3532 | ha->nvram_size); |
3533 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3534 | chksum += le32_to_cpu(*dptr++); | |
3535 | ||
3536 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
281afe19 | 3537 | DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size)); |
0107109e AV |
3538 | |
3539 | /* Bad NVRAM data, set defaults parameters. */ | |
3540 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3541 | || nv->id[3] != ' ' || | |
3542 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3543 | /* Reset NVRAM data. */ | |
3544 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3545 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3546 | le16_to_cpu(nv->nvram_version)); | |
4e08df3f DM |
3547 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " |
3548 | "invalid -- WWPN) defaults.\n"); | |
3549 | ||
3550 | /* | |
3551 | * Set default initialization control block. | |
3552 | */ | |
3553 | memset(nv, 0, ha->nvram_size); | |
3554 | nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); | |
3555 | nv->version = __constant_cpu_to_le16(ICB_VERSION); | |
3556 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
3557 | nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
3558 | nv->exchange_count = __constant_cpu_to_le16(0); | |
3559 | nv->hard_address = __constant_cpu_to_le16(124); | |
3560 | nv->port_name[0] = 0x21; | |
3561 | nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn); | |
3562 | nv->port_name[2] = 0x00; | |
3563 | nv->port_name[3] = 0xe0; | |
3564 | nv->port_name[4] = 0x8b; | |
3565 | nv->port_name[5] = 0x1c; | |
3566 | nv->port_name[6] = 0x55; | |
3567 | nv->port_name[7] = 0x86; | |
3568 | nv->node_name[0] = 0x20; | |
3569 | nv->node_name[1] = 0x00; | |
3570 | nv->node_name[2] = 0x00; | |
3571 | nv->node_name[3] = 0xe0; | |
3572 | nv->node_name[4] = 0x8b; | |
3573 | nv->node_name[5] = 0x1c; | |
3574 | nv->node_name[6] = 0x55; | |
3575 | nv->node_name[7] = 0x86; | |
3576 | qla24xx_nvram_wwn_from_ofw(ha, nv); | |
3577 | nv->login_retry_count = __constant_cpu_to_le16(8); | |
3578 | nv->interrupt_delay_timer = __constant_cpu_to_le16(0); | |
3579 | nv->login_timeout = __constant_cpu_to_le16(0); | |
3580 | nv->firmware_options_1 = | |
3581 | __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); | |
3582 | nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); | |
3583 | nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); | |
3584 | nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); | |
3585 | nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); | |
3586 | nv->efi_parameters = __constant_cpu_to_le32(0); | |
3587 | nv->reset_delay = 5; | |
3588 | nv->max_luns_per_target = __constant_cpu_to_le16(128); | |
3589 | nv->port_down_retry_count = __constant_cpu_to_le16(30); | |
3590 | nv->link_down_timeout = __constant_cpu_to_le16(30); | |
3591 | ||
3592 | rval = 1; | |
0107109e AV |
3593 | } |
3594 | ||
3595 | /* Reset Initialization control block */ | |
3596 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3597 | ||
3598 | /* Copy 1st segment. */ | |
3599 | dptr1 = (uint8_t *)icb; | |
3600 | dptr2 = (uint8_t *)&nv->version; | |
3601 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3602 | while (cnt--) | |
3603 | *dptr1++ = *dptr2++; | |
3604 | ||
3605 | icb->login_retry_count = nv->login_retry_count; | |
3ea66e28 | 3606 | icb->link_down_on_nos = nv->link_down_on_nos; |
0107109e AV |
3607 | |
3608 | /* Copy 2nd segment. */ | |
3609 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3610 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3611 | cnt = (uint8_t *)&icb->reserved_3 - | |
3612 | (uint8_t *)&icb->interrupt_delay_timer; | |
3613 | while (cnt--) | |
3614 | *dptr1++ = *dptr2++; | |
3615 | ||
3616 | /* | |
3617 | * Setup driver NVRAM options. | |
3618 | */ | |
9bb9fcf2 AV |
3619 | qla2x00_set_model_info(ha, nv->model_name, sizeof(nv->model_name), |
3620 | "QLA2462"); | |
0107109e | 3621 | |
5341e868 AV |
3622 | /* Use alternate WWN? */ |
3623 | if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { | |
3624 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
3625 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
3626 | } | |
3627 | ||
0107109e | 3628 | /* Prepare nodename */ |
fd0e7e4d | 3629 | if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { |
0107109e AV |
3630 | /* |
3631 | * Firmware will apply the following mask if the nodename was | |
3632 | * not provided. | |
3633 | */ | |
3634 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3635 | icb->node_name[0] &= 0xF0; | |
3636 | } | |
3637 | ||
3638 | /* Set host adapter parameters. */ | |
3639 | ha->flags.disable_risc_code_load = 0; | |
0c8c39af AV |
3640 | ha->flags.enable_lip_reset = 0; |
3641 | ha->flags.enable_lip_full_login = | |
3642 | le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0; | |
3643 | ha->flags.enable_target_reset = | |
3644 | le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0; | |
0107109e | 3645 | ha->flags.enable_led_scheme = 0; |
d4c760c2 | 3646 | ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0; |
0107109e | 3647 | |
fd0e7e4d AV |
3648 | ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & |
3649 | (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
0107109e AV |
3650 | |
3651 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3652 | sizeof(ha->fw_seriallink_options24)); | |
3653 | ||
3654 | /* save HBA serial number */ | |
3655 | ha->serial0 = icb->port_name[5]; | |
3656 | ha->serial1 = icb->port_name[6]; | |
3657 | ha->serial2 = icb->port_name[7]; | |
3658 | ha->node_name = icb->node_name; | |
3659 | ha->port_name = icb->port_name; | |
3660 | ||
bc8fb3cb AV |
3661 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); |
3662 | ||
0107109e AV |
3663 | ha->retry_count = le16_to_cpu(nv->login_retry_count); |
3664 | ||
3665 | /* Set minimum login_timeout to 4 seconds. */ | |
3666 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3667 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3668 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3669 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3670 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
c6852c4c | 3671 | icb->login_timeout = nv->login_timeout; |
0107109e | 3672 | |
00a537b8 AV |
3673 | /* Set minimum RATOV to 100 tenths of a second. */ |
3674 | ha->r_a_tov = 100; | |
0107109e AV |
3675 | |
3676 | ha->loop_reset_delay = nv->reset_delay; | |
3677 | ||
3678 | /* Link Down Timeout = 0: | |
3679 | * | |
3680 | * When Port Down timer expires we will start returning | |
3681 | * I/O's to OS with "DID_NO_CONNECT". | |
3682 | * | |
3683 | * Link Down Timeout != 0: | |
3684 | * | |
3685 | * The driver waits for the link to come up after link down | |
3686 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3687 | */ | |
3688 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3689 | ha->loop_down_abort_time = | |
3690 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3691 | } else { | |
3692 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3693 | ha->loop_down_abort_time = | |
3694 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3695 | } | |
3696 | ||
3697 | /* Need enough time to try and get the port back. */ | |
3698 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3699 | if (qlport_down_retry) | |
3700 | ha->port_down_retry_count = qlport_down_retry; | |
3701 | ||
3702 | /* Set login_retry_count */ | |
3703 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3704 | if (ha->port_down_retry_count == | |
3705 | le16_to_cpu(nv->port_down_retry_count) && | |
3706 | ha->port_down_retry_count > 3) | |
3707 | ha->login_retry_count = ha->port_down_retry_count; | |
3708 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3709 | ha->login_retry_count = ha->port_down_retry_count; | |
3710 | if (ql2xloginretrycount) | |
3711 | ha->login_retry_count = ql2xloginretrycount; | |
3712 | ||
4fdfefe5 AV |
3713 | /* Enable ZIO. */ |
3714 | if (!ha->flags.init_done) { | |
3715 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3716 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3717 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3718 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3719 | } | |
3720 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3721 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3722 | ha->flags.process_response_queue = 0; | |
3723 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d AV |
3724 | ha->zio_mode = QLA_ZIO_MODE_6; |
3725 | ||
4fdfefe5 AV |
3726 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " |
3727 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3728 | ha->zio_timer * 100)); | |
3729 | qla_printk(KERN_INFO, ha, | |
3730 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3731 | ha->zio_mode, ha->zio_timer * 100); | |
3732 | ||
3733 | icb->firmware_options_2 |= cpu_to_le32( | |
3734 | (uint32_t)ha->zio_mode); | |
3735 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3736 | ha->flags.process_response_queue = 1; | |
3737 | } | |
3738 | ||
4e08df3f DM |
3739 | if (rval) { |
3740 | DEBUG2_3(printk(KERN_WARNING | |
3741 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
3742 | } | |
3743 | return (rval); | |
0107109e AV |
3744 | } |
3745 | ||
413975a0 | 3746 | static int |
d1c61909 AV |
3747 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3748 | { | |
3749 | int rval; | |
3750 | int segments, fragment; | |
3751 | uint32_t faddr; | |
3752 | uint32_t *dcode, dlen; | |
3753 | uint32_t risc_addr; | |
3754 | uint32_t risc_size; | |
3755 | uint32_t i; | |
3756 | ||
3757 | rval = QLA_SUCCESS; | |
3758 | ||
3759 | segments = FA_RISC_CODE_SEGMENTS; | |
c00d8994 | 3760 | faddr = ha->flt_region_fw; |
d1c61909 AV |
3761 | dcode = (uint32_t *)ha->request_ring; |
3762 | *srisc_addr = 0; | |
3763 | ||
3764 | /* Validate firmware image by checking version. */ | |
3765 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3766 | for (i = 0; i < 4; i++) | |
3767 | dcode[i] = be32_to_cpu(dcode[i]); | |
3768 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3769 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3770 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3771 | dcode[3] == 0)) { | |
3772 | qla_printk(KERN_WARNING, ha, | |
3773 | "Unable to verify integrity of flash firmware image!\n"); | |
3774 | qla_printk(KERN_WARNING, ha, | |
3775 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3776 | dcode[1], dcode[2], dcode[3]); | |
3777 | ||
3778 | return QLA_FUNCTION_FAILED; | |
3779 | } | |
3780 | ||
3781 | while (segments && rval == QLA_SUCCESS) { | |
3782 | /* Read segment's load information. */ | |
3783 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3784 | ||
3785 | risc_addr = be32_to_cpu(dcode[2]); | |
3786 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3787 | risc_size = be32_to_cpu(dcode[3]); | |
3788 | ||
3789 | fragment = 0; | |
3790 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3791 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3792 | if (dlen > risc_size) | |
3793 | dlen = risc_size; | |
3794 | ||
3795 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3796 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3797 | ha->host_no, risc_addr, dlen, faddr)); | |
3798 | ||
3799 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3800 | for (i = 0; i < dlen; i++) | |
3801 | dcode[i] = swab32(dcode[i]); | |
3802 | ||
3803 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3804 | dlen); | |
3805 | if (rval) { | |
3806 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3807 | "segment %d of firmware\n", ha->host_no, | |
3808 | fragment)); | |
3809 | qla_printk(KERN_WARNING, ha, | |
3810 | "[ERROR] Failed to load segment %d of " | |
3811 | "firmware\n", fragment); | |
3812 | break; | |
3813 | } | |
3814 | ||
3815 | faddr += dlen; | |
3816 | risc_addr += dlen; | |
3817 | risc_size -= dlen; | |
3818 | fragment++; | |
3819 | } | |
3820 | ||
3821 | /* Next segment. */ | |
3822 | segments--; | |
3823 | } | |
3824 | ||
3825 | return rval; | |
3826 | } | |
3827 | ||
d1c61909 AV |
3828 | #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/" |
3829 | ||
0107109e | 3830 | int |
5433383e AV |
3831 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3832 | { | |
3833 | int rval; | |
3834 | int i, fragment; | |
3835 | uint16_t *wcode, *fwcode; | |
3836 | uint32_t risc_addr, risc_size, fwclen, wlen, *seg; | |
3837 | struct fw_blob *blob; | |
3838 | ||
3839 | /* Load firmware blob. */ | |
3840 | blob = qla2x00_request_firmware(ha); | |
3841 | if (!blob) { | |
3842 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3843 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3844 | "from: " QLA_FW_URL ".\n"); | |
5433383e AV |
3845 | return QLA_FUNCTION_FAILED; |
3846 | } | |
3847 | ||
3848 | rval = QLA_SUCCESS; | |
3849 | ||
3850 | wcode = (uint16_t *)ha->request_ring; | |
3851 | *srisc_addr = 0; | |
3852 | fwcode = (uint16_t *)blob->fw->data; | |
3853 | fwclen = 0; | |
3854 | ||
3855 | /* Validate firmware image by checking version. */ | |
3856 | if (blob->fw->size < 8 * sizeof(uint16_t)) { | |
3857 | qla_printk(KERN_WARNING, ha, | |
3858 | "Unable to verify integrity of firmware image (%Zd)!\n", | |
3859 | blob->fw->size); | |
3860 | goto fail_fw_integrity; | |
3861 | } | |
3862 | for (i = 0; i < 4; i++) | |
3863 | wcode[i] = be16_to_cpu(fwcode[i + 4]); | |
3864 | if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && | |
3865 | wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && | |
3866 | wcode[2] == 0 && wcode[3] == 0)) { | |
3867 | qla_printk(KERN_WARNING, ha, | |
3868 | "Unable to verify integrity of firmware image!\n"); | |
3869 | qla_printk(KERN_WARNING, ha, | |
3870 | "Firmware data: %04x %04x %04x %04x!\n", wcode[0], | |
3871 | wcode[1], wcode[2], wcode[3]); | |
3872 | goto fail_fw_integrity; | |
3873 | } | |
3874 | ||
3875 | seg = blob->segs; | |
3876 | while (*seg && rval == QLA_SUCCESS) { | |
3877 | risc_addr = *seg; | |
3878 | *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; | |
3879 | risc_size = be16_to_cpu(fwcode[3]); | |
3880 | ||
3881 | /* Validate firmware image size. */ | |
3882 | fwclen += risc_size * sizeof(uint16_t); | |
3883 | if (blob->fw->size < fwclen) { | |
3884 | qla_printk(KERN_WARNING, ha, | |
3885 | "Unable to verify integrity of firmware image " | |
3886 | "(%Zd)!\n", blob->fw->size); | |
3887 | goto fail_fw_integrity; | |
3888 | } | |
3889 | ||
3890 | fragment = 0; | |
3891 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3892 | wlen = (uint16_t)(ha->fw_transfer_size >> 1); | |
3893 | if (wlen > risc_size) | |
3894 | wlen = risc_size; | |
3895 | ||
3896 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3897 | "addr %x, number of words 0x%x.\n", ha->host_no, | |
3898 | risc_addr, wlen)); | |
3899 | ||
3900 | for (i = 0; i < wlen; i++) | |
3901 | wcode[i] = swab16(fwcode[i]); | |
3902 | ||
3903 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3904 | wlen); | |
3905 | if (rval) { | |
3906 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3907 | "segment %d of firmware\n", ha->host_no, | |
3908 | fragment)); | |
3909 | qla_printk(KERN_WARNING, ha, | |
3910 | "[ERROR] Failed to load segment %d of " | |
3911 | "firmware\n", fragment); | |
3912 | break; | |
3913 | } | |
3914 | ||
3915 | fwcode += wlen; | |
3916 | risc_addr += wlen; | |
3917 | risc_size -= wlen; | |
3918 | fragment++; | |
3919 | } | |
3920 | ||
3921 | /* Next segment. */ | |
3922 | seg++; | |
3923 | } | |
3924 | return rval; | |
3925 | ||
3926 | fail_fw_integrity: | |
3927 | return QLA_FUNCTION_FAILED; | |
3928 | } | |
3929 | ||
3930 | int | |
3931 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
0107109e AV |
3932 | { |
3933 | int rval; | |
3934 | int segments, fragment; | |
3935 | uint32_t *dcode, dlen; | |
3936 | uint32_t risc_addr; | |
3937 | uint32_t risc_size; | |
3938 | uint32_t i; | |
5433383e | 3939 | struct fw_blob *blob; |
0107109e AV |
3940 | uint32_t *fwcode, fwclen; |
3941 | ||
5433383e AV |
3942 | /* Load firmware blob. */ |
3943 | blob = qla2x00_request_firmware(ha); | |
3944 | if (!blob) { | |
3945 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3946 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3947 | "from: " QLA_FW_URL ".\n"); | |
3948 | ||
3949 | /* Try to load RISC code from flash. */ | |
3950 | qla_printk(KERN_ERR, ha, "Attempting to load (potentially " | |
3951 | "outdated) firmware from flash.\n"); | |
3952 | return qla24xx_load_risc_flash(ha, srisc_addr); | |
0107109e AV |
3953 | } |
3954 | ||
3955 | rval = QLA_SUCCESS; | |
3956 | ||
3957 | segments = FA_RISC_CODE_SEGMENTS; | |
3958 | dcode = (uint32_t *)ha->request_ring; | |
3959 | *srisc_addr = 0; | |
5433383e | 3960 | fwcode = (uint32_t *)blob->fw->data; |
0107109e AV |
3961 | fwclen = 0; |
3962 | ||
3963 | /* Validate firmware image by checking version. */ | |
5433383e | 3964 | if (blob->fw->size < 8 * sizeof(uint32_t)) { |
0107109e | 3965 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3966 | "Unable to verify integrity of firmware image (%Zd)!\n", |
3967 | blob->fw->size); | |
0107109e AV |
3968 | goto fail_fw_integrity; |
3969 | } | |
3970 | for (i = 0; i < 4; i++) | |
3971 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3972 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3973 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3974 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3975 | dcode[3] == 0)) { | |
3976 | qla_printk(KERN_WARNING, ha, | |
5433383e | 3977 | "Unable to verify integrity of firmware image!\n"); |
0107109e AV |
3978 | qla_printk(KERN_WARNING, ha, |
3979 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3980 | dcode[1], dcode[2], dcode[3]); | |
3981 | goto fail_fw_integrity; | |
3982 | } | |
3983 | ||
3984 | while (segments && rval == QLA_SUCCESS) { | |
3985 | risc_addr = be32_to_cpu(fwcode[2]); | |
3986 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3987 | risc_size = be32_to_cpu(fwcode[3]); | |
3988 | ||
3989 | /* Validate firmware image size. */ | |
3990 | fwclen += risc_size * sizeof(uint32_t); | |
5433383e | 3991 | if (blob->fw->size < fwclen) { |
0107109e | 3992 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3993 | "Unable to verify integrity of firmware image " |
3994 | "(%Zd)!\n", blob->fw->size); | |
3995 | ||
0107109e AV |
3996 | goto fail_fw_integrity; |
3997 | } | |
3998 | ||
3999 | fragment = 0; | |
4000 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
4001 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
4002 | if (dlen > risc_size) | |
4003 | dlen = risc_size; | |
4004 | ||
4005 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
4006 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
4007 | risc_addr, dlen)); | |
4008 | ||
4009 | for (i = 0; i < dlen; i++) | |
4010 | dcode[i] = swab32(fwcode[i]); | |
4011 | ||
590f98e5 AV |
4012 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
4013 | dlen); | |
0107109e AV |
4014 | if (rval) { |
4015 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
4016 | "segment %d of firmware\n", ha->host_no, | |
4017 | fragment)); | |
4018 | qla_printk(KERN_WARNING, ha, | |
4019 | "[ERROR] Failed to load segment %d of " | |
4020 | "firmware\n", fragment); | |
4021 | break; | |
4022 | } | |
4023 | ||
4024 | fwcode += dlen; | |
4025 | risc_addr += dlen; | |
4026 | risc_size -= dlen; | |
4027 | fragment++; | |
4028 | } | |
4029 | ||
4030 | /* Next segment. */ | |
4031 | segments--; | |
4032 | } | |
0107109e AV |
4033 | return rval; |
4034 | ||
4035 | fail_fw_integrity: | |
0107109e | 4036 | return QLA_FUNCTION_FAILED; |
0107109e | 4037 | } |
18c6c127 AV |
4038 | |
4039 | void | |
4040 | qla2x00_try_to_stop_firmware(scsi_qla_host_t *ha) | |
4041 | { | |
4042 | int ret, retries; | |
4043 | ||
e428924c | 4044 | if (!IS_FWI2_CAPABLE(ha)) |
18c6c127 | 4045 | return; |
75edf81d AV |
4046 | if (!ha->fw_major_version) |
4047 | return; | |
18c6c127 AV |
4048 | |
4049 | ret = qla2x00_stop_firmware(ha); | |
7c7f1f29 AV |
4050 | for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT && |
4051 | retries ; retries--) { | |
8201e207 AV |
4052 | ha->isp_ops->reset_chip(ha); |
4053 | if (ha->isp_ops->chip_diag(ha) != QLA_SUCCESS) | |
18c6c127 AV |
4054 | continue; |
4055 | if (qla2x00_setup_chip(ha) != QLA_SUCCESS) | |
4056 | continue; | |
4057 | qla_printk(KERN_INFO, ha, | |
4058 | "Attempting retry of stop-firmware command...\n"); | |
4059 | ret = qla2x00_stop_firmware(ha); | |
4060 | } | |
4061 | } | |
2c3dfe3f SJ |
4062 | |
4063 | int | |
4064 | qla24xx_configure_vhba(scsi_qla_host_t *ha) | |
4065 | { | |
4066 | int rval = QLA_SUCCESS; | |
4067 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
4068 | ||
4069 | if (!ha->parent) | |
4070 | return -EINVAL; | |
4071 | ||
d4486fd6 | 4072 | rval = qla2x00_fw_ready(ha->parent); |
2c3dfe3f SJ |
4073 | if (rval == QLA_SUCCESS) { |
4074 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
246de42c | 4075 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); |
2c3dfe3f SJ |
4076 | } |
4077 | ||
4078 | ha->flags.management_server_logged_in = 0; | |
4079 | ||
4080 | /* Login to SNS first */ | |
d4486fd6 | 4081 | qla24xx_login_fabric(ha->parent, NPH_SNS, 0xff, 0xff, 0xfc, |
2c3dfe3f SJ |
4082 | mb, BIT_1); |
4083 | if (mb[0] != MBS_COMMAND_COMPLETE) { | |
4084 | DEBUG15(qla_printk(KERN_INFO, ha, | |
4085 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
4086 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS, | |
4087 | mb[0], mb[1], mb[2], mb[6], mb[7])); | |
4088 | return (QLA_FUNCTION_FAILED); | |
4089 | } | |
4090 | ||
4091 | atomic_set(&ha->loop_down_timer, 0); | |
4092 | atomic_set(&ha->loop_state, LOOP_UP); | |
4093 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
4094 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
d4486fd6 | 4095 | rval = qla2x00_loop_resync(ha->parent); |
2c3dfe3f SJ |
4096 | |
4097 | return rval; | |
4098 | } | |
4d4df193 HK |
4099 | |
4100 | /* 84XX Support **************************************************************/ | |
4101 | ||
4102 | static LIST_HEAD(qla_cs84xx_list); | |
4103 | static DEFINE_MUTEX(qla_cs84xx_mutex); | |
4104 | ||
4105 | static struct qla_chip_state_84xx * | |
4106 | qla84xx_get_chip(struct scsi_qla_host *ha) | |
4107 | { | |
4108 | struct qla_chip_state_84xx *cs84xx; | |
4109 | ||
4110 | mutex_lock(&qla_cs84xx_mutex); | |
4111 | ||
4112 | /* Find any shared 84xx chip. */ | |
4113 | list_for_each_entry(cs84xx, &qla_cs84xx_list, list) { | |
4114 | if (cs84xx->bus == ha->pdev->bus) { | |
4115 | kref_get(&cs84xx->kref); | |
4116 | goto done; | |
4117 | } | |
4118 | } | |
4119 | ||
4120 | cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL); | |
4121 | if (!cs84xx) | |
4122 | goto done; | |
4123 | ||
4124 | kref_init(&cs84xx->kref); | |
4125 | spin_lock_init(&cs84xx->access_lock); | |
4126 | mutex_init(&cs84xx->fw_update_mutex); | |
4127 | cs84xx->bus = ha->pdev->bus; | |
4128 | ||
4129 | list_add_tail(&cs84xx->list, &qla_cs84xx_list); | |
4130 | done: | |
4131 | mutex_unlock(&qla_cs84xx_mutex); | |
4132 | return cs84xx; | |
4133 | } | |
4134 | ||
4135 | static void | |
4136 | __qla84xx_chip_release(struct kref *kref) | |
4137 | { | |
4138 | struct qla_chip_state_84xx *cs84xx = | |
4139 | container_of(kref, struct qla_chip_state_84xx, kref); | |
4140 | ||
4141 | mutex_lock(&qla_cs84xx_mutex); | |
4142 | list_del(&cs84xx->list); | |
4143 | mutex_unlock(&qla_cs84xx_mutex); | |
4144 | kfree(cs84xx); | |
4145 | } | |
4146 | ||
4147 | void | |
4148 | qla84xx_put_chip(struct scsi_qla_host *ha) | |
4149 | { | |
4150 | if (ha->cs84xx) | |
4151 | kref_put(&ha->cs84xx->kref, __qla84xx_chip_release); | |
4152 | } | |
4153 | ||
4154 | static int | |
4155 | qla84xx_init_chip(scsi_qla_host_t *ha) | |
4156 | { | |
4157 | int rval; | |
4158 | uint16_t status[2]; | |
4159 | ||
4160 | mutex_lock(&ha->cs84xx->fw_update_mutex); | |
4161 | ||
4162 | rval = qla84xx_verify_chip(ha, status); | |
4163 | ||
4164 | mutex_unlock(&ha->cs84xx->fw_update_mutex); | |
4165 | ||
4166 | return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED: | |
4167 | QLA_SUCCESS; | |
4168 | } |