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 | |
fd34f556 | 86 | ha->isp_ops->get_flash_version(ha, ha->request_ring); |
30c47662 | 87 | |
1da177e4 | 88 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 89 | |
fd34f556 | 90 | ha->isp_ops->nvram_config(ha); |
1da177e4 | 91 | |
d4c760c2 AV |
92 | if (ha->flags.disable_serdes) { |
93 | /* Mask HBA via NVRAM settings? */ | |
94 | qla_printk(KERN_INFO, ha, "Masking HBA WWPN " | |
95 | "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n", | |
96 | ha->port_name[0], ha->port_name[1], | |
97 | ha->port_name[2], ha->port_name[3], | |
98 | ha->port_name[4], ha->port_name[5], | |
99 | ha->port_name[6], ha->port_name[7]); | |
100 | return QLA_FUNCTION_FAILED; | |
101 | } | |
102 | ||
1da177e4 LT |
103 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); |
104 | ||
d19044c3 | 105 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { |
fd34f556 | 106 | rval = ha->isp_ops->chip_diag(ha); |
d19044c3 AV |
107 | if (rval) |
108 | return (rval); | |
109 | rval = qla2x00_setup_chip(ha); | |
110 | if (rval) | |
111 | return (rval); | |
7d232c74 | 112 | qla2xxx_get_flash_info(ha); |
1da177e4 | 113 | } |
4d4df193 HK |
114 | if (IS_QLA84XX(ha)) { |
115 | ha->cs84xx = qla84xx_get_chip(ha); | |
116 | if (!ha->cs84xx) { | |
117 | qla_printk(KERN_ERR, ha, | |
118 | "Unable to configure ISP84XX.\n"); | |
119 | return QLA_FUNCTION_FAILED; | |
120 | } | |
121 | } | |
d19044c3 | 122 | rval = qla2x00_init_rings(ha); |
1da177e4 LT |
123 | |
124 | return (rval); | |
125 | } | |
126 | ||
127 | /** | |
abbd8870 | 128 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
129 | * @ha: HA context |
130 | * | |
131 | * Returns 0 on success. | |
132 | */ | |
abbd8870 AV |
133 | int |
134 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 135 | { |
a157b101 | 136 | uint16_t w; |
27b2f679 | 137 | uint32_t d; |
abbd8870 | 138 | unsigned long flags; |
3d71644c | 139 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 140 | |
1da177e4 | 141 | pci_set_master(ha->pdev); |
af6177d8 | 142 | pci_try_set_mwi(ha->pdev); |
1da177e4 | 143 | |
1da177e4 | 144 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
a157b101 | 145 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
abbd8870 AV |
146 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
147 | ||
148 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
149 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
150 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
151 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
152 | |
153 | /* Get PCI bus information. */ | |
154 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 155 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
156 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
157 | ||
abbd8870 AV |
158 | return QLA_SUCCESS; |
159 | } | |
1da177e4 | 160 | |
abbd8870 AV |
161 | /** |
162 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
163 | * @ha: HA context | |
164 | * | |
165 | * Returns 0 on success. | |
166 | */ | |
167 | int | |
168 | qla2300_pci_config(scsi_qla_host_t *ha) | |
169 | { | |
a157b101 | 170 | uint16_t w; |
27b2f679 | 171 | uint32_t d; |
abbd8870 AV |
172 | unsigned long flags = 0; |
173 | uint32_t cnt; | |
3d71644c | 174 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 175 | |
abbd8870 | 176 | pci_set_master(ha->pdev); |
af6177d8 | 177 | pci_try_set_mwi(ha->pdev); |
1da177e4 | 178 | |
abbd8870 | 179 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
a157b101 | 180 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
1da177e4 | 181 | |
abbd8870 AV |
182 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
183 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
a157b101 | 184 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
1da177e4 | 185 | |
abbd8870 AV |
186 | /* |
187 | * If this is a 2300 card and not 2312, reset the | |
188 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
189 | * the 2310 also reports itself as a 2300 so we need to get the | |
190 | * fb revision level -- a 6 indicates it really is a 2300 and | |
191 | * not a 2310. | |
192 | */ | |
193 | if (IS_QLA2300(ha)) { | |
194 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 195 | |
abbd8870 | 196 | /* Pause RISC. */ |
3d71644c | 197 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 198 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 199 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 200 | break; |
1da177e4 | 201 | |
abbd8870 AV |
202 | udelay(10); |
203 | } | |
1da177e4 | 204 | |
abbd8870 | 205 | /* Select FPM registers. */ |
3d71644c AV |
206 | WRT_REG_WORD(®->ctrl_status, 0x20); |
207 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
208 | |
209 | /* Get the fb rev level */ | |
3d71644c | 210 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
211 | |
212 | if (ha->fb_rev == FPM_2300) | |
a157b101 | 213 | pci_clear_mwi(ha->pdev); |
abbd8870 AV |
214 | |
215 | /* Deselect FPM registers. */ | |
3d71644c AV |
216 | WRT_REG_WORD(®->ctrl_status, 0x0); |
217 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
218 | |
219 | /* Release RISC module. */ | |
3d71644c | 220 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 221 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 222 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
223 | break; |
224 | ||
225 | udelay(10); | |
1da177e4 | 226 | } |
1da177e4 | 227 | |
abbd8870 AV |
228 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
229 | } | |
1da177e4 | 230 | |
abbd8870 AV |
231 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
232 | ||
1da177e4 | 233 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
234 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
235 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
236 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 237 | |
abbd8870 AV |
238 | /* Get PCI bus information. */ |
239 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 240 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
241 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
242 | ||
243 | return QLA_SUCCESS; | |
1da177e4 LT |
244 | } |
245 | ||
0107109e AV |
246 | /** |
247 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
248 | * @ha: HA context | |
249 | * | |
250 | * Returns 0 on success. | |
251 | */ | |
252 | int | |
253 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
254 | { | |
a157b101 | 255 | uint16_t w; |
27b2f679 | 256 | uint32_t d; |
0107109e AV |
257 | unsigned long flags = 0; |
258 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
0107109e AV |
259 | |
260 | pci_set_master(ha->pdev); | |
af6177d8 | 261 | pci_try_set_mwi(ha->pdev); |
0107109e AV |
262 | |
263 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
a157b101 | 264 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
0107109e AV |
265 | w &= ~PCI_COMMAND_INTX_DISABLE; |
266 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
267 | ||
268 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
269 | ||
270 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
f85ec187 AV |
271 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX)) |
272 | pcix_set_mmrbc(ha->pdev, 2048); | |
0107109e AV |
273 | |
274 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
f85ec187 AV |
275 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) |
276 | pcie_set_readrq(ha->pdev, 2048); | |
0107109e AV |
277 | |
278 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
279 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
280 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
281 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e | 282 | |
44c10138 | 283 | ha->chip_revision = ha->pdev->revision; |
a8488abe | 284 | |
0107109e AV |
285 | /* Get PCI bus information. */ |
286 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
287 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
288 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
289 | ||
290 | return QLA_SUCCESS; | |
291 | } | |
292 | ||
c3a2f0df AV |
293 | /** |
294 | * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers. | |
295 | * @ha: HA context | |
296 | * | |
297 | * Returns 0 on success. | |
298 | */ | |
299 | int | |
300 | qla25xx_pci_config(scsi_qla_host_t *ha) | |
301 | { | |
302 | uint16_t w; | |
303 | uint32_t d; | |
304 | ||
305 | pci_set_master(ha->pdev); | |
306 | pci_try_set_mwi(ha->pdev); | |
307 | ||
308 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
309 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
310 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
311 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
312 | ||
313 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
314 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) | |
315 | pcie_set_readrq(ha->pdev, 2048); | |
316 | ||
317 | /* Reset expansion ROM address decode enable */ | |
318 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); | |
319 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
320 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
321 | ||
322 | ha->chip_revision = ha->pdev->revision; | |
323 | ||
324 | return QLA_SUCCESS; | |
325 | } | |
326 | ||
1da177e4 LT |
327 | /** |
328 | * qla2x00_isp_firmware() - Choose firmware image. | |
329 | * @ha: HA context | |
330 | * | |
331 | * Returns 0 on success. | |
332 | */ | |
333 | static int | |
334 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
335 | { | |
336 | int rval; | |
42e421b1 AV |
337 | uint16_t loop_id, topo, sw_cap; |
338 | uint8_t domain, area, al_pa; | |
1da177e4 LT |
339 | |
340 | /* Assume loading risc code */ | |
fa2a1ce5 | 341 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
342 | |
343 | if (ha->flags.disable_risc_code_load) { | |
344 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
345 | ha->host_no)); | |
346 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
347 | ||
348 | /* Verify checksum of loaded RISC code. */ | |
441d1072 | 349 | rval = qla2x00_verify_checksum(ha, ha->fw_srisc_address); |
42e421b1 AV |
350 | if (rval == QLA_SUCCESS) { |
351 | /* And, verify we are not in ROM code. */ | |
352 | rval = qla2x00_get_adapter_id(ha, &loop_id, &al_pa, | |
353 | &area, &domain, &topo, &sw_cap); | |
354 | } | |
1da177e4 LT |
355 | } |
356 | ||
357 | if (rval) { | |
358 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
359 | ha->host_no)); | |
360 | } | |
361 | ||
362 | return (rval); | |
363 | } | |
364 | ||
365 | /** | |
366 | * qla2x00_reset_chip() - Reset ISP chip. | |
367 | * @ha: HA context | |
368 | * | |
369 | * Returns 0 on success. | |
370 | */ | |
abbd8870 | 371 | void |
fa2a1ce5 | 372 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
373 | { |
374 | unsigned long flags = 0; | |
3d71644c | 375 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 376 | uint32_t cnt; |
1da177e4 LT |
377 | uint16_t cmd; |
378 | ||
fd34f556 | 379 | ha->isp_ops->disable_intrs(ha); |
1da177e4 LT |
380 | |
381 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
382 | ||
383 | /* Turn off master enable */ | |
384 | cmd = 0; | |
385 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
386 | cmd &= ~PCI_COMMAND_MASTER; | |
387 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
388 | ||
389 | if (!IS_QLA2100(ha)) { | |
390 | /* Pause RISC. */ | |
391 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
392 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
393 | for (cnt = 0; cnt < 30000; cnt++) { | |
394 | if ((RD_REG_WORD(®->hccr) & | |
395 | HCCR_RISC_PAUSE) != 0) | |
396 | break; | |
397 | udelay(100); | |
398 | } | |
399 | } else { | |
400 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
401 | udelay(10); | |
402 | } | |
403 | ||
404 | /* Select FPM registers. */ | |
405 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
406 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
407 | ||
408 | /* FPM Soft Reset. */ | |
409 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
410 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
411 | ||
412 | /* Toggle Fpm Reset. */ | |
413 | if (!IS_QLA2200(ha)) { | |
414 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
415 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
416 | } | |
417 | ||
418 | /* Select frame buffer registers. */ | |
419 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
420 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
421 | ||
422 | /* Reset frame buffer FIFOs. */ | |
423 | if (IS_QLA2200(ha)) { | |
424 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
425 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
426 | } else { | |
427 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
428 | ||
429 | /* Read back fb_cmd until zero or 3 seconds max */ | |
430 | for (cnt = 0; cnt < 3000; cnt++) { | |
431 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
432 | break; | |
433 | udelay(100); | |
434 | } | |
435 | } | |
436 | ||
437 | /* Select RISC module registers. */ | |
438 | WRT_REG_WORD(®->ctrl_status, 0); | |
439 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
440 | ||
441 | /* Reset RISC processor. */ | |
442 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
443 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
444 | ||
445 | /* Release RISC processor. */ | |
446 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
447 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
448 | } | |
449 | ||
450 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
451 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
452 | ||
453 | /* Reset ISP chip. */ | |
454 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
455 | ||
456 | /* Wait for RISC to recover from reset. */ | |
457 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
458 | /* | |
459 | * It is necessary to for a delay here since the card doesn't | |
460 | * respond to PCI reads during a reset. On some architectures | |
461 | * this will result in an MCA. | |
462 | */ | |
463 | udelay(20); | |
464 | for (cnt = 30000; cnt; cnt--) { | |
465 | if ((RD_REG_WORD(®->ctrl_status) & | |
466 | CSR_ISP_SOFT_RESET) == 0) | |
467 | break; | |
468 | udelay(100); | |
469 | } | |
470 | } else | |
471 | udelay(10); | |
472 | ||
473 | /* Reset RISC processor. */ | |
474 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
475 | ||
476 | WRT_REG_WORD(®->semaphore, 0); | |
477 | ||
478 | /* Release RISC processor. */ | |
479 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
480 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
481 | ||
482 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
483 | for (cnt = 0; cnt < 30000; cnt++) { | |
ffb39f03 | 484 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) |
1da177e4 | 485 | break; |
1da177e4 LT |
486 | |
487 | udelay(100); | |
488 | } | |
489 | } else | |
490 | udelay(100); | |
491 | ||
492 | /* Turn on master enable */ | |
493 | cmd |= PCI_COMMAND_MASTER; | |
494 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
495 | ||
496 | /* Disable RISC pause on FPM parity error. */ | |
497 | if (!IS_QLA2100(ha)) { | |
498 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
499 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
500 | } | |
501 | ||
502 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
503 | } | |
504 | ||
0107109e | 505 | /** |
88c26663 | 506 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
507 | * @ha: HA context |
508 | * | |
509 | * Returns 0 on success. | |
510 | */ | |
88c26663 AV |
511 | static inline void |
512 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e | 513 | { |
cb8dacbf | 514 | int hw_evt = 0; |
0107109e AV |
515 | unsigned long flags = 0; |
516 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
517 | uint32_t cnt, d2; | |
335a1cc9 | 518 | uint16_t wd; |
0107109e | 519 | |
0107109e AV |
520 | spin_lock_irqsave(&ha->hardware_lock, flags); |
521 | ||
522 | /* Reset RISC. */ | |
523 | WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
524 | for (cnt = 0; cnt < 30000; cnt++) { | |
525 | if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) | |
526 | break; | |
527 | ||
528 | udelay(10); | |
529 | } | |
530 | ||
531 | WRT_REG_DWORD(®->ctrl_status, | |
532 | CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
335a1cc9 | 533 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); |
88c26663 | 534 | |
335a1cc9 | 535 | udelay(100); |
88c26663 | 536 | /* Wait for firmware to complete NVRAM accesses. */ |
88c26663 AV |
537 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); |
538 | for (cnt = 10000 ; cnt && d2; cnt--) { | |
539 | udelay(5); | |
540 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
541 | barrier(); | |
542 | } | |
cb8dacbf AV |
543 | if (cnt == 0) |
544 | hw_evt = 1; | |
88c26663 | 545 | |
335a1cc9 | 546 | /* Wait for soft-reset to complete. */ |
0107109e AV |
547 | d2 = RD_REG_DWORD(®->ctrl_status); |
548 | for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { | |
549 | udelay(5); | |
550 | d2 = RD_REG_DWORD(®->ctrl_status); | |
551 | barrier(); | |
552 | } | |
cb8dacbf AV |
553 | if (cnt == 0 || hw_evt) |
554 | qla2xxx_hw_event_log(ha, HW_EVENT_RESET_ERR, | |
555 | RD_REG_WORD(®->mailbox1), RD_REG_WORD(®->mailbox2), | |
556 | RD_REG_WORD(®->mailbox3)); | |
0107109e AV |
557 | |
558 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
559 | RD_REG_DWORD(®->hccr); | |
560 | ||
561 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
562 | RD_REG_DWORD(®->hccr); | |
563 | ||
564 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); | |
565 | RD_REG_DWORD(®->hccr); | |
566 | ||
567 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
568 | for (cnt = 6000000 ; cnt && d2; cnt--) { | |
569 | udelay(5); | |
570 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
571 | barrier(); | |
572 | } | |
573 | ||
574 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
575 | } | |
576 | ||
88c26663 AV |
577 | /** |
578 | * qla24xx_reset_chip() - Reset ISP24xx chip. | |
579 | * @ha: HA context | |
580 | * | |
581 | * Returns 0 on success. | |
582 | */ | |
583 | void | |
584 | qla24xx_reset_chip(scsi_qla_host_t *ha) | |
585 | { | |
fd34f556 | 586 | ha->isp_ops->disable_intrs(ha); |
88c26663 AV |
587 | |
588 | /* Perform RISC reset. */ | |
589 | qla24xx_reset_risc(ha); | |
590 | } | |
591 | ||
1da177e4 LT |
592 | /** |
593 | * qla2x00_chip_diag() - Test chip for proper operation. | |
594 | * @ha: HA context | |
595 | * | |
596 | * Returns 0 on success. | |
597 | */ | |
abbd8870 | 598 | int |
1da177e4 LT |
599 | qla2x00_chip_diag(scsi_qla_host_t *ha) |
600 | { | |
601 | int rval; | |
3d71644c | 602 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
603 | unsigned long flags = 0; |
604 | uint16_t data; | |
605 | uint32_t cnt; | |
606 | uint16_t mb[5]; | |
607 | ||
608 | /* Assume a failed state */ | |
609 | rval = QLA_FUNCTION_FAILED; | |
610 | ||
611 | DEBUG3(printk("scsi(%ld): Testing device at %lx.\n", | |
612 | ha->host_no, (u_long)®->flash_address)); | |
613 | ||
614 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
615 | ||
616 | /* Reset ISP chip. */ | |
617 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
618 | ||
619 | /* | |
620 | * We need to have a delay here since the card will not respond while | |
621 | * in reset causing an MCA on some architectures. | |
622 | */ | |
623 | udelay(20); | |
624 | data = qla2x00_debounce_register(®->ctrl_status); | |
625 | for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { | |
626 | udelay(5); | |
627 | data = RD_REG_WORD(®->ctrl_status); | |
628 | barrier(); | |
629 | } | |
630 | ||
631 | if (!cnt) | |
632 | goto chip_diag_failed; | |
633 | ||
634 | DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n", | |
635 | ha->host_no)); | |
636 | ||
637 | /* Reset RISC processor. */ | |
638 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
639 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
640 | ||
641 | /* Workaround for QLA2312 PCI parity error */ | |
642 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
643 | data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); | |
644 | for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { | |
645 | udelay(5); | |
646 | data = RD_MAILBOX_REG(ha, reg, 0); | |
fa2a1ce5 | 647 | barrier(); |
1da177e4 LT |
648 | } |
649 | } else | |
650 | udelay(10); | |
651 | ||
652 | if (!cnt) | |
653 | goto chip_diag_failed; | |
654 | ||
655 | /* Check product ID of chip */ | |
656 | DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no)); | |
657 | ||
658 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
659 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
660 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
661 | mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); | |
662 | if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || | |
663 | mb[3] != PROD_ID_3) { | |
664 | qla_printk(KERN_WARNING, ha, | |
665 | "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]); | |
666 | ||
667 | goto chip_diag_failed; | |
668 | } | |
669 | ha->product_id[0] = mb[1]; | |
670 | ha->product_id[1] = mb[2]; | |
671 | ha->product_id[2] = mb[3]; | |
672 | ha->product_id[3] = mb[4]; | |
673 | ||
674 | /* Adjust fw RISC transfer size */ | |
675 | if (ha->request_q_length > 1024) | |
676 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
677 | else | |
678 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * | |
679 | ha->request_q_length; | |
680 | ||
681 | if (IS_QLA2200(ha) && | |
682 | RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { | |
683 | /* Limit firmware transfer size with a 2200A */ | |
684 | DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n", | |
685 | ha->host_no)); | |
686 | ||
ea5b6382 | 687 | ha->device_type |= DT_ISP2200A; |
1da177e4 LT |
688 | ha->fw_transfer_size = 128; |
689 | } | |
690 | ||
691 | /* Wrap Incoming Mailboxes Test. */ | |
692 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
693 | ||
694 | DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no)); | |
695 | rval = qla2x00_mbx_reg_test(ha); | |
696 | if (rval) { | |
697 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
698 | ha->host_no)); | |
699 | qla_printk(KERN_WARNING, ha, | |
700 | "Failed mailbox send register test\n"); | |
701 | } | |
702 | else { | |
703 | /* Flag a successful rval */ | |
704 | rval = QLA_SUCCESS; | |
705 | } | |
706 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
707 | ||
708 | chip_diag_failed: | |
709 | if (rval) | |
710 | DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED " | |
711 | "****\n", ha->host_no)); | |
712 | ||
713 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
714 | ||
715 | return (rval); | |
716 | } | |
717 | ||
0107109e AV |
718 | /** |
719 | * qla24xx_chip_diag() - Test ISP24xx for proper operation. | |
720 | * @ha: HA context | |
721 | * | |
722 | * Returns 0 on success. | |
723 | */ | |
724 | int | |
725 | qla24xx_chip_diag(scsi_qla_host_t *ha) | |
726 | { | |
727 | int rval; | |
0107109e | 728 | |
88c26663 AV |
729 | /* Perform RISC reset. */ |
730 | qla24xx_reset_risc(ha); | |
0107109e | 731 | |
6d052529 | 732 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * ha->request_q_length; |
0107109e AV |
733 | |
734 | rval = qla2x00_mbx_reg_test(ha); | |
735 | if (rval) { | |
736 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
737 | ha->host_no)); | |
738 | qla_printk(KERN_WARNING, ha, | |
739 | "Failed mailbox send register test\n"); | |
740 | } else { | |
741 | /* Flag a successful rval */ | |
742 | rval = QLA_SUCCESS; | |
743 | } | |
744 | ||
745 | return rval; | |
746 | } | |
747 | ||
a7a167bf | 748 | void |
0107109e AV |
749 | qla2x00_alloc_fw_dump(scsi_qla_host_t *ha) |
750 | { | |
a7a167bf AV |
751 | int rval; |
752 | uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, | |
df613b96 AV |
753 | eft_size, fce_size; |
754 | dma_addr_t tc_dma; | |
755 | void *tc; | |
a7a167bf AV |
756 | |
757 | if (ha->fw_dump) { | |
758 | qla_printk(KERN_WARNING, ha, | |
759 | "Firmware dump previously allocated.\n"); | |
760 | return; | |
761 | } | |
d4e3e04d | 762 | |
0107109e | 763 | ha->fw_dumped = 0; |
df613b96 | 764 | fixed_size = mem_size = eft_size = fce_size = 0; |
d4e3e04d | 765 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
a7a167bf | 766 | fixed_size = sizeof(struct qla2100_fw_dump); |
d4e3e04d | 767 | } else if (IS_QLA23XX(ha)) { |
a7a167bf AV |
768 | fixed_size = offsetof(struct qla2300_fw_dump, data_ram); |
769 | mem_size = (ha->fw_memory_size - 0x11000 + 1) * | |
770 | sizeof(uint16_t); | |
e428924c | 771 | } else if (IS_FWI2_CAPABLE(ha)) { |
c3a2f0df AV |
772 | fixed_size = IS_QLA25XX(ha) ? |
773 | offsetof(struct qla25xx_fw_dump, ext_mem): | |
774 | offsetof(struct qla24xx_fw_dump, ext_mem); | |
a7a167bf AV |
775 | mem_size = (ha->fw_memory_size - 0x100000 + 1) * |
776 | sizeof(uint32_t); | |
777 | ||
df613b96 AV |
778 | /* Allocate memory for Fibre Channel Event Buffer. */ |
779 | if (!IS_QLA25XX(ha)) | |
436a7b11 | 780 | goto try_eft; |
df613b96 AV |
781 | |
782 | tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma, | |
783 | GFP_KERNEL); | |
784 | if (!tc) { | |
785 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
786 | "(%d KB) for FCE.\n", FCE_SIZE / 1024); | |
436a7b11 | 787 | goto try_eft; |
df613b96 AV |
788 | } |
789 | ||
790 | memset(tc, 0, FCE_SIZE); | |
791 | rval = qla2x00_enable_fce_trace(ha, tc_dma, FCE_NUM_BUFFERS, | |
792 | ha->fce_mb, &ha->fce_bufs); | |
793 | if (rval) { | |
794 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
795 | "FCE (%d).\n", rval); | |
796 | dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc, | |
797 | tc_dma); | |
798 | ha->flags.fce_enabled = 0; | |
436a7b11 | 799 | goto try_eft; |
df613b96 AV |
800 | } |
801 | ||
802 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n", | |
803 | FCE_SIZE / 1024); | |
804 | ||
805 | fce_size = sizeof(struct qla2xxx_fce_chain) + EFT_SIZE; | |
806 | ha->flags.fce_enabled = 1; | |
807 | ha->fce_dma = tc_dma; | |
808 | ha->fce = tc; | |
436a7b11 AV |
809 | try_eft: |
810 | /* Allocate memory for Extended Trace Buffer. */ | |
811 | tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma, | |
812 | GFP_KERNEL); | |
813 | if (!tc) { | |
814 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
815 | "(%d KB) for EFT.\n", EFT_SIZE / 1024); | |
816 | goto cont_alloc; | |
817 | } | |
818 | ||
819 | memset(tc, 0, EFT_SIZE); | |
820 | rval = qla2x00_enable_eft_trace(ha, tc_dma, EFT_NUM_BUFFERS); | |
821 | if (rval) { | |
822 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
823 | "EFT (%d).\n", rval); | |
824 | dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc, | |
825 | tc_dma); | |
826 | goto cont_alloc; | |
827 | } | |
828 | ||
829 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n", | |
830 | EFT_SIZE / 1024); | |
831 | ||
832 | eft_size = EFT_SIZE; | |
833 | ha->eft_dma = tc_dma; | |
834 | ha->eft = tc; | |
d4e3e04d | 835 | } |
a7a167bf AV |
836 | cont_alloc: |
837 | req_q_size = ha->request_q_length * sizeof(request_t); | |
838 | rsp_q_size = ha->response_q_length * sizeof(response_t); | |
839 | ||
840 | dump_size = offsetof(struct qla2xxx_fw_dump, isp); | |
841 | dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + | |
df613b96 | 842 | eft_size + fce_size; |
d4e3e04d AV |
843 | |
844 | ha->fw_dump = vmalloc(dump_size); | |
a7a167bf | 845 | if (!ha->fw_dump) { |
0107109e | 846 | qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for " |
d4e3e04d | 847 | "firmware dump!!!\n", dump_size / 1024); |
a7a167bf AV |
848 | |
849 | if (ha->eft) { | |
850 | dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, | |
851 | ha->eft_dma); | |
852 | ha->eft = NULL; | |
853 | ha->eft_dma = 0; | |
854 | } | |
855 | return; | |
856 | } | |
857 | ||
858 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n", | |
859 | dump_size / 1024); | |
860 | ||
861 | ha->fw_dump_len = dump_size; | |
862 | ha->fw_dump->signature[0] = 'Q'; | |
863 | ha->fw_dump->signature[1] = 'L'; | |
864 | ha->fw_dump->signature[2] = 'G'; | |
865 | ha->fw_dump->signature[3] = 'C'; | |
866 | ha->fw_dump->version = __constant_htonl(1); | |
867 | ||
868 | ha->fw_dump->fixed_size = htonl(fixed_size); | |
869 | ha->fw_dump->mem_size = htonl(mem_size); | |
870 | ha->fw_dump->req_q_size = htonl(req_q_size); | |
871 | ha->fw_dump->rsp_q_size = htonl(rsp_q_size); | |
872 | ||
873 | ha->fw_dump->eft_size = htonl(eft_size); | |
874 | ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); | |
875 | ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); | |
876 | ||
877 | ha->fw_dump->header_size = | |
878 | htonl(offsetof(struct qla2xxx_fw_dump, isp)); | |
0107109e AV |
879 | } |
880 | ||
1da177e4 LT |
881 | /** |
882 | * qla2x00_resize_request_q() - Resize request queue given available ISP memory. | |
883 | * @ha: HA context | |
884 | * | |
885 | * Returns 0 on success. | |
886 | */ | |
887 | static void | |
888 | qla2x00_resize_request_q(scsi_qla_host_t *ha) | |
889 | { | |
890 | int rval; | |
891 | uint16_t fw_iocb_cnt = 0; | |
892 | uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM; | |
893 | dma_addr_t request_dma; | |
894 | request_t *request_ring; | |
895 | ||
896 | /* Valid only on recent ISPs. */ | |
897 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
898 | return; | |
899 | ||
900 | /* Retrieve IOCB counts available to the firmware. */ | |
4d0ea247 SJ |
901 | rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt, |
902 | &ha->max_npiv_vports); | |
1da177e4 LT |
903 | if (rval) |
904 | return; | |
905 | /* No point in continuing if current settings are sufficient. */ | |
906 | if (fw_iocb_cnt < 1024) | |
907 | return; | |
908 | if (ha->request_q_length >= request_q_length) | |
909 | return; | |
910 | ||
911 | /* Attempt to claim larger area for request queue. */ | |
912 | request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
913 | (request_q_length + 1) * sizeof(request_t), &request_dma, | |
914 | GFP_KERNEL); | |
915 | if (request_ring == NULL) | |
916 | return; | |
917 | ||
918 | /* Resize successful, report extensions. */ | |
919 | qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n", | |
920 | (ha->fw_memory_size + 1) / 1024); | |
921 | qla_printk(KERN_INFO, ha, "Resizing request queue depth " | |
922 | "(%d -> %d)...\n", ha->request_q_length, request_q_length); | |
923 | ||
924 | /* Clear old allocations. */ | |
925 | dma_free_coherent(&ha->pdev->dev, | |
926 | (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring, | |
927 | ha->request_dma); | |
928 | ||
929 | /* Begin using larger queue. */ | |
930 | ha->request_q_length = request_q_length; | |
931 | ha->request_ring = request_ring; | |
932 | ha->request_dma = request_dma; | |
933 | } | |
934 | ||
935 | /** | |
936 | * qla2x00_setup_chip() - Load and start RISC firmware. | |
937 | * @ha: HA context | |
938 | * | |
939 | * Returns 0 on success. | |
940 | */ | |
941 | static int | |
942 | qla2x00_setup_chip(scsi_qla_host_t *ha) | |
943 | { | |
0107109e AV |
944 | int rval; |
945 | uint32_t srisc_address = 0; | |
3db0652e AV |
946 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
947 | unsigned long flags; | |
948 | ||
949 | if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { | |
950 | /* Disable SRAM, Instruction RAM and GP RAM parity. */ | |
951 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
952 | WRT_REG_WORD(®->hccr, (HCCR_ENABLE_PARITY + 0x0)); | |
953 | RD_REG_WORD(®->hccr); | |
954 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
955 | } | |
1da177e4 LT |
956 | |
957 | /* Load firmware sequences */ | |
fd34f556 | 958 | rval = ha->isp_ops->load_risc(ha, &srisc_address); |
0107109e | 959 | if (rval == QLA_SUCCESS) { |
1da177e4 LT |
960 | DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC " |
961 | "code.\n", ha->host_no)); | |
962 | ||
0107109e | 963 | rval = qla2x00_verify_checksum(ha, srisc_address); |
1da177e4 LT |
964 | if (rval == QLA_SUCCESS) { |
965 | /* Start firmware execution. */ | |
966 | DEBUG(printk("scsi(%ld): Checksum OK, start " | |
967 | "firmware.\n", ha->host_no)); | |
968 | ||
0107109e | 969 | rval = qla2x00_execute_fw(ha, srisc_address); |
1da177e4 LT |
970 | /* Retrieve firmware information. */ |
971 | if (rval == QLA_SUCCESS && ha->fw_major_version == 0) { | |
972 | qla2x00_get_fw_version(ha, | |
973 | &ha->fw_major_version, | |
974 | &ha->fw_minor_version, | |
975 | &ha->fw_subminor_version, | |
976 | &ha->fw_attributes, &ha->fw_memory_size); | |
977 | qla2x00_resize_request_q(ha); | |
2c3dfe3f | 978 | ha->flags.npiv_supported = 0; |
946fb891 MH |
979 | if ((IS_QLA24XX(ha) || IS_QLA25XX(ha) || |
980 | IS_QLA84XX(ha)) && | |
981 | (ha->fw_attributes & BIT_2)) { | |
2c3dfe3f | 982 | ha->flags.npiv_supported = 1; |
4d0ea247 SJ |
983 | if ((!ha->max_npiv_vports) || |
984 | ((ha->max_npiv_vports + 1) % | |
eb66dc60 | 985 | MIN_MULTI_ID_FABRIC)) |
4d0ea247 | 986 | ha->max_npiv_vports = |
eb66dc60 | 987 | MIN_MULTI_ID_FABRIC - 1; |
4d0ea247 | 988 | } |
a7a167bf AV |
989 | |
990 | if (ql2xallocfwdump) | |
991 | qla2x00_alloc_fw_dump(ha); | |
1da177e4 LT |
992 | } |
993 | } else { | |
994 | DEBUG2(printk(KERN_INFO | |
995 | "scsi(%ld): ISP Firmware failed checksum.\n", | |
996 | ha->host_no)); | |
997 | } | |
998 | } | |
999 | ||
3db0652e AV |
1000 | if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { |
1001 | /* Enable proper parity. */ | |
1002 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1003 | if (IS_QLA2300(ha)) | |
1004 | /* SRAM parity */ | |
1005 | WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x1); | |
1006 | else | |
1007 | /* SRAM, Instruction RAM and GP RAM parity */ | |
1008 | WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x7); | |
1009 | RD_REG_WORD(®->hccr); | |
1010 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1011 | } | |
1012 | ||
1da177e4 LT |
1013 | if (rval) { |
1014 | DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n", | |
1015 | ha->host_no)); | |
1016 | } | |
1017 | ||
1018 | return (rval); | |
1019 | } | |
1020 | ||
1021 | /** | |
1022 | * qla2x00_init_response_q_entries() - Initializes response queue entries. | |
1023 | * @ha: HA context | |
1024 | * | |
1025 | * Beginning of request ring has initialization control block already built | |
1026 | * by nvram config routine. | |
1027 | * | |
1028 | * Returns 0 on success. | |
1029 | */ | |
1030 | static void | |
1031 | qla2x00_init_response_q_entries(scsi_qla_host_t *ha) | |
1032 | { | |
1033 | uint16_t cnt; | |
1034 | response_t *pkt; | |
1035 | ||
1036 | pkt = ha->response_ring_ptr; | |
1037 | for (cnt = 0; cnt < ha->response_q_length; cnt++) { | |
1038 | pkt->signature = RESPONSE_PROCESSED; | |
1039 | pkt++; | |
1040 | } | |
1041 | ||
1042 | } | |
1043 | ||
1044 | /** | |
1045 | * qla2x00_update_fw_options() - Read and process firmware options. | |
1046 | * @ha: HA context | |
1047 | * | |
1048 | * Returns 0 on success. | |
1049 | */ | |
abbd8870 | 1050 | void |
1da177e4 LT |
1051 | qla2x00_update_fw_options(scsi_qla_host_t *ha) |
1052 | { | |
1053 | uint16_t swing, emphasis, tx_sens, rx_sens; | |
1054 | ||
1055 | memset(ha->fw_options, 0, sizeof(ha->fw_options)); | |
1056 | qla2x00_get_fw_options(ha, ha->fw_options); | |
1057 | ||
1058 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
1059 | return; | |
1060 | ||
1061 | /* Serial Link options. */ | |
1062 | DEBUG3(printk("scsi(%ld): Serial link options:\n", | |
1063 | ha->host_no)); | |
1064 | DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options, | |
1065 | sizeof(ha->fw_seriallink_options))); | |
1066 | ||
1067 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
1068 | if (ha->fw_seriallink_options[3] & BIT_2) { | |
1069 | ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; | |
1070 | ||
1071 | /* 1G settings */ | |
1072 | swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); | |
1073 | emphasis = (ha->fw_seriallink_options[2] & | |
1074 | (BIT_4 | BIT_3)) >> 3; | |
1075 | tx_sens = ha->fw_seriallink_options[0] & | |
fa2a1ce5 | 1076 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1077 | rx_sens = (ha->fw_seriallink_options[0] & |
1078 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1079 | ha->fw_options[10] = (emphasis << 14) | (swing << 8); | |
1080 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1081 | if (rx_sens == 0x0) | |
1082 | rx_sens = 0x3; | |
1083 | ha->fw_options[10] |= (tx_sens << 4) | rx_sens; | |
1084 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1085 | ha->fw_options[10] |= BIT_5 | | |
1086 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1087 | (tx_sens & (BIT_1 | BIT_0)); | |
1088 | ||
1089 | /* 2G settings */ | |
1090 | swing = (ha->fw_seriallink_options[2] & | |
1091 | (BIT_7 | BIT_6 | BIT_5)) >> 5; | |
1092 | emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); | |
1093 | tx_sens = ha->fw_seriallink_options[1] & | |
fa2a1ce5 | 1094 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1095 | rx_sens = (ha->fw_seriallink_options[1] & |
1096 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1097 | ha->fw_options[11] = (emphasis << 14) | (swing << 8); | |
1098 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1099 | if (rx_sens == 0x0) | |
1100 | rx_sens = 0x3; | |
1101 | ha->fw_options[11] |= (tx_sens << 4) | rx_sens; | |
1102 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1103 | ha->fw_options[11] |= BIT_5 | | |
1104 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1105 | (tx_sens & (BIT_1 | BIT_0)); | |
1106 | } | |
1107 | ||
1108 | /* FCP2 options. */ | |
1109 | /* Return command IOCBs without waiting for an ABTS to complete. */ | |
1110 | ha->fw_options[3] |= BIT_13; | |
1111 | ||
1112 | /* LED scheme. */ | |
1113 | if (ha->flags.enable_led_scheme) | |
1114 | ha->fw_options[2] |= BIT_12; | |
1115 | ||
48c02fde | 1116 | /* Detect ISP6312. */ |
1117 | if (IS_QLA6312(ha)) | |
1118 | ha->fw_options[2] |= BIT_13; | |
1119 | ||
1da177e4 LT |
1120 | /* Update firmware options. */ |
1121 | qla2x00_set_fw_options(ha, ha->fw_options); | |
1122 | } | |
1123 | ||
0107109e AV |
1124 | void |
1125 | qla24xx_update_fw_options(scsi_qla_host_t *ha) | |
1126 | { | |
1127 | int rval; | |
1128 | ||
1129 | /* Update Serial Link options. */ | |
f94097ed | 1130 | if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) |
0107109e AV |
1131 | return; |
1132 | ||
f94097ed | 1133 | rval = qla2x00_set_serdes_params(ha, |
1134 | le16_to_cpu(ha->fw_seriallink_options24[1]), | |
1135 | le16_to_cpu(ha->fw_seriallink_options24[2]), | |
1136 | le16_to_cpu(ha->fw_seriallink_options24[3])); | |
0107109e AV |
1137 | if (rval != QLA_SUCCESS) { |
1138 | qla_printk(KERN_WARNING, ha, | |
1139 | "Unable to update Serial Link options (%x).\n", rval); | |
1140 | } | |
1141 | } | |
1142 | ||
abbd8870 AV |
1143 | void |
1144 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1145 | { | |
3d71644c | 1146 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1147 | |
1148 | /* Setup ring parameters in initialization control block. */ | |
1149 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1150 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1151 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1152 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1153 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1154 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1155 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1156 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1157 | ||
1158 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1159 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1160 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1161 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1162 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1163 | } | |
1164 | ||
0107109e AV |
1165 | void |
1166 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1167 | { | |
1168 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1169 | struct init_cb_24xx *icb; | |
1170 | ||
1171 | /* Setup ring parameters in initialization control block. */ | |
1172 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1173 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1174 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1175 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1176 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1177 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1178 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1179 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1180 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1181 | ||
1182 | WRT_REG_DWORD(®->req_q_in, 0); | |
1183 | WRT_REG_DWORD(®->req_q_out, 0); | |
1184 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1185 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1186 | RD_REG_DWORD(®->rsp_q_out); | |
1187 | } | |
1188 | ||
1da177e4 LT |
1189 | /** |
1190 | * qla2x00_init_rings() - Initializes firmware. | |
1191 | * @ha: HA context | |
1192 | * | |
1193 | * Beginning of request ring has initialization control block already built | |
1194 | * by nvram config routine. | |
1195 | * | |
1196 | * Returns 0 on success. | |
1197 | */ | |
1198 | static int | |
1199 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1200 | { | |
1201 | int rval; | |
1202 | unsigned long flags = 0; | |
1203 | int cnt; | |
2c3dfe3f SJ |
1204 | struct mid_init_cb_24xx *mid_init_cb = |
1205 | (struct mid_init_cb_24xx *) ha->init_cb; | |
1da177e4 LT |
1206 | |
1207 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1208 | ||
1209 | /* Clear outstanding commands array. */ | |
1210 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1211 | ha->outstanding_cmds[cnt] = NULL; | |
1212 | ||
1213 | ha->current_outstanding_cmd = 0; | |
1214 | ||
1215 | /* Clear RSCN queue. */ | |
1216 | ha->rscn_in_ptr = 0; | |
1217 | ha->rscn_out_ptr = 0; | |
1218 | ||
1219 | /* Initialize firmware. */ | |
1220 | ha->request_ring_ptr = ha->request_ring; | |
1221 | ha->req_ring_index = 0; | |
1222 | ha->req_q_cnt = ha->request_q_length; | |
1223 | ha->response_ring_ptr = ha->response_ring; | |
1224 | ha->rsp_ring_index = 0; | |
1225 | ||
1da177e4 LT |
1226 | /* Initialize response queue entries */ |
1227 | qla2x00_init_response_q_entries(ha); | |
1228 | ||
fd34f556 | 1229 | ha->isp_ops->config_rings(ha); |
1da177e4 LT |
1230 | |
1231 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1232 | ||
1233 | /* Update any ISP specific firmware options before initialization. */ | |
fd34f556 | 1234 | ha->isp_ops->update_fw_options(ha); |
1da177e4 LT |
1235 | |
1236 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
2c3dfe3f | 1237 | |
c48339de SJ |
1238 | if (ha->flags.npiv_supported) |
1239 | mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports); | |
1240 | ||
eb66dc60 | 1241 | mid_init_cb->options = __constant_cpu_to_le16(BIT_1); |
2c3dfe3f | 1242 | |
0107109e | 1243 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1244 | if (rval) { |
1245 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1246 | ha->host_no)); | |
1247 | } else { | |
1248 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1249 | ha->host_no)); | |
1250 | } | |
1251 | ||
1252 | return (rval); | |
1253 | } | |
1254 | ||
1255 | /** | |
1256 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1257 | * @ha: HA context | |
1258 | * | |
1259 | * Returns 0 on success. | |
1260 | */ | |
1261 | static int | |
1262 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1263 | { | |
1264 | int rval; | |
4d4df193 | 1265 | unsigned long wtime, mtime, cs84xx_time; |
1da177e4 LT |
1266 | uint16_t min_wait; /* Minimum wait time if loop is down */ |
1267 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
4d4df193 | 1268 | uint16_t state[3]; |
1da177e4 LT |
1269 | |
1270 | rval = QLA_SUCCESS; | |
1271 | ||
1272 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1273 | min_wait = 20; |
1da177e4 LT |
1274 | |
1275 | /* | |
1276 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1277 | * our own processing. | |
1278 | */ | |
1279 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1280 | wait_time = min_wait; | |
1281 | } | |
1282 | ||
1283 | /* Min wait time if loop down */ | |
1284 | mtime = jiffies + (min_wait * HZ); | |
1285 | ||
1286 | /* wait time before firmware ready */ | |
1287 | wtime = jiffies + (wait_time * HZ); | |
1288 | ||
1289 | /* Wait for ISP to finish LIP */ | |
1290 | if (!ha->flags.init_done) | |
1291 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1292 | ||
1293 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1294 | ha->host_no)); | |
1295 | ||
1296 | do { | |
4d4df193 | 1297 | rval = qla2x00_get_firmware_state(ha, state); |
1da177e4 | 1298 | if (rval == QLA_SUCCESS) { |
4d4df193 | 1299 | if (state[0] < FSTATE_LOSS_OF_SYNC) { |
1da177e4 LT |
1300 | ha->device_flags &= ~DFLG_NO_CABLE; |
1301 | } | |
4d4df193 HK |
1302 | if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) { |
1303 | DEBUG16(printk("scsi(%ld): fw_state=%x " | |
1304 | "84xx=%x.\n", ha->host_no, state[0], | |
1305 | state[2])); | |
1306 | if ((state[2] & FSTATE_LOGGED_IN) && | |
1307 | (state[2] & FSTATE_WAITING_FOR_VERIFY)) { | |
1308 | DEBUG16(printk("scsi(%ld): Sending " | |
1309 | "verify iocb.\n", ha->host_no)); | |
1310 | ||
1311 | cs84xx_time = jiffies; | |
1312 | rval = qla84xx_init_chip(ha); | |
1313 | if (rval != QLA_SUCCESS) | |
1314 | break; | |
1315 | ||
1316 | /* Add time taken to initialize. */ | |
1317 | cs84xx_time = jiffies - cs84xx_time; | |
1318 | wtime += cs84xx_time; | |
1319 | mtime += cs84xx_time; | |
1320 | DEBUG16(printk("scsi(%ld): Increasing " | |
1321 | "wait time by %ld. New time %ld\n", | |
1322 | ha->host_no, cs84xx_time, wtime)); | |
1323 | } | |
1324 | } else if (state[0] == FSTATE_READY) { | |
1da177e4 LT |
1325 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", |
1326 | ha->host_no)); | |
1327 | ||
1328 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1329 | &ha->login_timeout, &ha->r_a_tov); | |
1330 | ||
1331 | rval = QLA_SUCCESS; | |
1332 | break; | |
1333 | } | |
1334 | ||
1335 | rval = QLA_FUNCTION_FAILED; | |
1336 | ||
1337 | if (atomic_read(&ha->loop_down_timer) && | |
4d4df193 | 1338 | state[0] != FSTATE_READY) { |
1da177e4 | 1339 | /* Loop down. Timeout on min_wait for states |
fa2a1ce5 AV |
1340 | * other than Wait for Login. |
1341 | */ | |
1da177e4 LT |
1342 | if (time_after_eq(jiffies, mtime)) { |
1343 | qla_printk(KERN_INFO, ha, | |
1344 | "Cable is unplugged...\n"); | |
1345 | ||
1346 | ha->device_flags |= DFLG_NO_CABLE; | |
1347 | break; | |
1348 | } | |
1349 | } | |
1350 | } else { | |
1351 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1352 | if (time_after_eq(jiffies, mtime)) | |
1353 | break; | |
1354 | } | |
1355 | ||
1356 | if (time_after_eq(jiffies, wtime)) | |
1357 | break; | |
1358 | ||
1359 | /* Delay for a while */ | |
1360 | msleep(500); | |
1361 | ||
1362 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
4d4df193 | 1363 | ha->host_no, state[0], jiffies)); |
1da177e4 LT |
1364 | } while (1); |
1365 | ||
1366 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
4d4df193 | 1367 | ha->host_no, state[0], jiffies)); |
1da177e4 LT |
1368 | |
1369 | if (rval) { | |
1370 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1371 | ha->host_no)); | |
1372 | } | |
1373 | ||
1374 | return (rval); | |
1375 | } | |
1376 | ||
1377 | /* | |
1378 | * qla2x00_configure_hba | |
1379 | * Setup adapter context. | |
1380 | * | |
1381 | * Input: | |
1382 | * ha = adapter state pointer. | |
1383 | * | |
1384 | * Returns: | |
1385 | * 0 = success | |
1386 | * | |
1387 | * Context: | |
1388 | * Kernel context. | |
1389 | */ | |
1390 | static int | |
1391 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1392 | { | |
1393 | int rval; | |
1394 | uint16_t loop_id; | |
1395 | uint16_t topo; | |
2c3dfe3f | 1396 | uint16_t sw_cap; |
1da177e4 LT |
1397 | uint8_t al_pa; |
1398 | uint8_t area; | |
1399 | uint8_t domain; | |
1400 | char connect_type[22]; | |
1401 | ||
1402 | /* Get host addresses. */ | |
1403 | rval = qla2x00_get_adapter_id(ha, | |
2c3dfe3f | 1404 | &loop_id, &al_pa, &area, &domain, &topo, &sw_cap); |
1da177e4 | 1405 | if (rval != QLA_SUCCESS) { |
23443b1d | 1406 | if (LOOP_TRANSITION(ha) || atomic_read(&ha->loop_down_timer) || |
33135aa2 RA |
1407 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { |
1408 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1409 | __func__, ha->host_no)); | |
1410 | } else { | |
1411 | qla_printk(KERN_WARNING, ha, | |
1412 | "ERROR -- Unable to get host loop ID.\n"); | |
1413 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1414 | } | |
1da177e4 LT |
1415 | return (rval); |
1416 | } | |
1417 | ||
1418 | if (topo == 4) { | |
1419 | qla_printk(KERN_INFO, ha, | |
1420 | "Cannot get topology - retrying.\n"); | |
1421 | return (QLA_FUNCTION_FAILED); | |
1422 | } | |
1423 | ||
1424 | ha->loop_id = loop_id; | |
1425 | ||
1426 | /* initialize */ | |
1427 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1428 | ha->operating_mode = LOOP; | |
2c3dfe3f | 1429 | ha->switch_cap = 0; |
1da177e4 LT |
1430 | |
1431 | switch (topo) { | |
1432 | case 0: | |
1433 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1434 | ha->host_no)); | |
1435 | ha->current_topology = ISP_CFG_NL; | |
1436 | strcpy(connect_type, "(Loop)"); | |
1437 | break; | |
1438 | ||
1439 | case 1: | |
1440 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1441 | ha->host_no)); | |
2c3dfe3f | 1442 | ha->switch_cap = sw_cap; |
1da177e4 LT |
1443 | ha->current_topology = ISP_CFG_FL; |
1444 | strcpy(connect_type, "(FL_Port)"); | |
1445 | break; | |
1446 | ||
1447 | case 2: | |
1448 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1449 | ha->host_no)); | |
1450 | ha->operating_mode = P2P; | |
1451 | ha->current_topology = ISP_CFG_N; | |
1452 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1453 | break; | |
1454 | ||
1455 | case 3: | |
1456 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1457 | ha->host_no)); | |
2c3dfe3f | 1458 | ha->switch_cap = sw_cap; |
1da177e4 LT |
1459 | ha->operating_mode = P2P; |
1460 | ha->current_topology = ISP_CFG_F; | |
1461 | strcpy(connect_type, "(F_Port)"); | |
1462 | break; | |
1463 | ||
1464 | default: | |
1465 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1466 | "Using NL.\n", | |
1467 | ha->host_no, topo)); | |
1468 | ha->current_topology = ISP_CFG_NL; | |
1469 | strcpy(connect_type, "(Loop)"); | |
1470 | break; | |
1471 | } | |
1472 | ||
1473 | /* Save Host port and loop ID. */ | |
1474 | /* byte order - Big Endian */ | |
1475 | ha->d_id.b.domain = domain; | |
1476 | ha->d_id.b.area = area; | |
1477 | ha->d_id.b.al_pa = al_pa; | |
1478 | ||
1479 | if (!ha->flags.init_done) | |
1480 | qla_printk(KERN_INFO, ha, | |
1481 | "Topology - %s, Host Loop address 0x%x\n", | |
1482 | connect_type, ha->loop_id); | |
1483 | ||
1484 | if (rval) { | |
1485 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1486 | } else { | |
1487 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1488 | } | |
1489 | ||
1490 | return(rval); | |
1491 | } | |
1492 | ||
9bb9fcf2 AV |
1493 | static inline void |
1494 | qla2x00_set_model_info(scsi_qla_host_t *ha, uint8_t *model, size_t len, char *def) | |
1495 | { | |
1496 | char *st, *en; | |
1497 | uint16_t index; | |
1498 | ||
1499 | if (memcmp(model, BINZERO, len) != 0) { | |
1500 | strncpy(ha->model_number, model, len); | |
1501 | st = en = ha->model_number; | |
1502 | en += len - 1; | |
1503 | while (en > st) { | |
1504 | if (*en != 0x20 && *en != 0x00) | |
1505 | break; | |
1506 | *en-- = '\0'; | |
1507 | } | |
1508 | ||
1509 | index = (ha->pdev->subsystem_device & 0xff); | |
1510 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1511 | index < QLA_MODEL_NAMES) | |
1ee27146 JC |
1512 | strncpy(ha->model_desc, |
1513 | qla2x00_model_name[index * 2 + 1], | |
1514 | sizeof(ha->model_desc) - 1); | |
9bb9fcf2 AV |
1515 | } else { |
1516 | index = (ha->pdev->subsystem_device & 0xff); | |
1517 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1518 | index < QLA_MODEL_NAMES) { | |
1519 | strcpy(ha->model_number, | |
1520 | qla2x00_model_name[index * 2]); | |
1ee27146 JC |
1521 | strncpy(ha->model_desc, |
1522 | qla2x00_model_name[index * 2 + 1], | |
1523 | sizeof(ha->model_desc) - 1); | |
9bb9fcf2 AV |
1524 | } else { |
1525 | strcpy(ha->model_number, def); | |
1526 | } | |
1527 | } | |
1ee27146 JC |
1528 | if (IS_FWI2_CAPABLE(ha)) |
1529 | qla2xxx_get_vpd_field(ha, "\x82", ha->model_desc, | |
1530 | sizeof(ha->model_desc)); | |
9bb9fcf2 AV |
1531 | } |
1532 | ||
4e08df3f DM |
1533 | /* On sparc systems, obtain port and node WWN from firmware |
1534 | * properties. | |
1535 | */ | |
1536 | static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *ha, nvram_t *nv) | |
1537 | { | |
1538 | #ifdef CONFIG_SPARC | |
1539 | struct pci_dev *pdev = ha->pdev; | |
15576bc8 DM |
1540 | struct device_node *dp = pci_device_to_OF_node(pdev); |
1541 | const u8 *val; | |
4e08df3f DM |
1542 | int len; |
1543 | ||
1544 | val = of_get_property(dp, "port-wwn", &len); | |
1545 | if (val && len >= WWN_SIZE) | |
1546 | memcpy(nv->port_name, val, WWN_SIZE); | |
1547 | ||
1548 | val = of_get_property(dp, "node-wwn", &len); | |
1549 | if (val && len >= WWN_SIZE) | |
1550 | memcpy(nv->node_name, val, WWN_SIZE); | |
1551 | #endif | |
1552 | } | |
1553 | ||
1da177e4 LT |
1554 | /* |
1555 | * NVRAM configuration for ISP 2xxx | |
1556 | * | |
1557 | * Input: | |
1558 | * ha = adapter block pointer. | |
1559 | * | |
1560 | * Output: | |
1561 | * initialization control block in response_ring | |
1562 | * host adapters parameters in host adapter block | |
1563 | * | |
1564 | * Returns: | |
1565 | * 0 = success. | |
1566 | */ | |
abbd8870 | 1567 | int |
1da177e4 LT |
1568 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1569 | { | |
4e08df3f | 1570 | int rval; |
0107109e AV |
1571 | uint8_t chksum = 0; |
1572 | uint16_t cnt; | |
1573 | uint8_t *dptr1, *dptr2; | |
1574 | init_cb_t *icb = ha->init_cb; | |
281afe19 SJ |
1575 | nvram_t *nv = ha->nvram; |
1576 | uint8_t *ptr = ha->nvram; | |
3d71644c | 1577 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 1578 | |
4e08df3f DM |
1579 | rval = QLA_SUCCESS; |
1580 | ||
1da177e4 | 1581 | /* Determine NVRAM starting address. */ |
0107109e | 1582 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1583 | ha->nvram_base = 0; |
1584 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1585 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1586 | ha->nvram_base = 0x80; | |
1587 | ||
1588 | /* Get NVRAM data and calculate checksum. */ | |
fd34f556 | 1589 | ha->isp_ops->read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
0107109e AV |
1590 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) |
1591 | chksum += *ptr++; | |
1da177e4 LT |
1592 | |
1593 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
281afe19 | 1594 | DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size)); |
1da177e4 LT |
1595 | |
1596 | /* Bad NVRAM data, set defaults parameters. */ | |
1597 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1598 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1599 | /* Reset NVRAM data. */ | |
1600 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1601 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1602 | nv->nvram_version); | |
4e08df3f DM |
1603 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " |
1604 | "invalid -- WWPN) defaults.\n"); | |
1605 | ||
cb8dacbf AV |
1606 | if (chksum) |
1607 | qla2xxx_hw_event_log(ha, HW_EVENT_NVRAM_CHKSUM_ERR, 0, | |
1608 | MSW(chksum), LSW(chksum)); | |
1609 | ||
4e08df3f DM |
1610 | /* |
1611 | * Set default initialization control block. | |
1612 | */ | |
1613 | memset(nv, 0, ha->nvram_size); | |
1614 | nv->parameter_block_version = ICB_VERSION; | |
1615 | ||
1616 | if (IS_QLA23XX(ha)) { | |
1617 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1618 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1619 | nv->add_firmware_options[0] = BIT_5; | |
1620 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1621 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1622 | nv->special_options[1] = BIT_7; | |
1623 | } else if (IS_QLA2200(ha)) { | |
1624 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1625 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1626 | nv->add_firmware_options[0] = BIT_5; | |
1627 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1628 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1629 | } else if (IS_QLA2100(ha)) { | |
1630 | nv->firmware_options[0] = BIT_3 | BIT_1; | |
1631 | nv->firmware_options[1] = BIT_5; | |
1632 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1633 | } | |
1634 | ||
1635 | nv->max_iocb_allocation = __constant_cpu_to_le16(256); | |
1636 | nv->execution_throttle = __constant_cpu_to_le16(16); | |
1637 | nv->retry_count = 8; | |
1638 | nv->retry_delay = 1; | |
1639 | ||
1640 | nv->port_name[0] = 33; | |
1641 | nv->port_name[3] = 224; | |
1642 | nv->port_name[4] = 139; | |
1643 | ||
1644 | qla2xxx_nvram_wwn_from_ofw(ha, nv); | |
1645 | ||
1646 | nv->login_timeout = 4; | |
1647 | ||
1648 | /* | |
1649 | * Set default host adapter parameters | |
1650 | */ | |
1651 | nv->host_p[1] = BIT_2; | |
1652 | nv->reset_delay = 5; | |
1653 | nv->port_down_retry_count = 8; | |
1654 | nv->max_luns_per_target = __constant_cpu_to_le16(8); | |
1655 | nv->link_down_timeout = 60; | |
1656 | ||
1657 | rval = 1; | |
1da177e4 LT |
1658 | } |
1659 | ||
1660 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1661 | /* | |
1662 | * The SN2 does not provide BIOS emulation which means you can't change | |
1663 | * potentially bogus BIOS settings. Force the use of default settings | |
1664 | * for link rate and frame size. Hope that the rest of the settings | |
1665 | * are valid. | |
1666 | */ | |
1667 | if (ia64_platform_is("sn2")) { | |
1668 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1669 | if (IS_QLA23XX(ha)) | |
1670 | nv->special_options[1] = BIT_7; | |
1671 | } | |
1672 | #endif | |
1673 | ||
1674 | /* Reset Initialization control block */ | |
0107109e | 1675 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1676 | |
1677 | /* | |
1678 | * Setup driver NVRAM options. | |
1679 | */ | |
1680 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1681 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1682 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1683 | nv->firmware_options[1] &= ~BIT_4; | |
1684 | ||
1685 | if (IS_QLA23XX(ha)) { | |
1686 | nv->firmware_options[0] |= BIT_2; | |
1687 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1688 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1689 | |
1690 | if (IS_QLA2300(ha)) { | |
1691 | if (ha->fb_rev == FPM_2310) { | |
1692 | strcpy(ha->model_number, "QLA2310"); | |
1693 | } else { | |
1694 | strcpy(ha->model_number, "QLA2300"); | |
1695 | } | |
1696 | } else { | |
9bb9fcf2 AV |
1697 | qla2x00_set_model_info(ha, nv->model_number, |
1698 | sizeof(nv->model_number), "QLA23xx"); | |
1da177e4 LT |
1699 | } |
1700 | } else if (IS_QLA2200(ha)) { | |
1701 | nv->firmware_options[0] |= BIT_2; | |
1702 | /* | |
1703 | * 'Point-to-point preferred, else loop' is not a safe | |
1704 | * connection mode setting. | |
1705 | */ | |
1706 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1707 | (BIT_5 | BIT_4)) { | |
1708 | /* Force 'loop preferred, else point-to-point'. */ | |
1709 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1710 | nv->add_firmware_options[0] |= BIT_5; | |
1711 | } | |
1712 | strcpy(ha->model_number, "QLA22xx"); | |
1713 | } else /*if (IS_QLA2100(ha))*/ { | |
1714 | strcpy(ha->model_number, "QLA2100"); | |
1715 | } | |
1716 | ||
1717 | /* | |
1718 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1719 | */ | |
1720 | dptr1 = (uint8_t *)icb; | |
1721 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1722 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1723 | while (cnt--) | |
1724 | *dptr1++ = *dptr2++; | |
1725 | ||
1726 | /* Copy 2nd half. */ | |
1727 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1728 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1729 | while (cnt--) | |
1730 | *dptr1++ = *dptr2++; | |
1731 | ||
5341e868 AV |
1732 | /* Use alternate WWN? */ |
1733 | if (nv->host_p[1] & BIT_7) { | |
1734 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
1735 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
1736 | } | |
1737 | ||
1da177e4 LT |
1738 | /* Prepare nodename */ |
1739 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1740 | /* | |
1741 | * Firmware will apply the following mask if the nodename was | |
1742 | * not provided. | |
1743 | */ | |
1744 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1745 | icb->node_name[0] &= 0xF0; | |
1746 | } | |
1747 | ||
1748 | /* | |
1749 | * Set host adapter parameters. | |
1750 | */ | |
0181944f | 1751 | if (nv->host_p[0] & BIT_7) |
11010fec | 1752 | ql2xextended_error_logging = 1; |
1da177e4 LT |
1753 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1754 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1755 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1756 | ha->flags.disable_risc_code_load = 0; | |
1757 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1758 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1759 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1760 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
d4c760c2 | 1761 | ha->flags.disable_serdes = 0; |
1da177e4 LT |
1762 | |
1763 | ha->operating_mode = | |
1764 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1765 | ||
1766 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1767 | sizeof(ha->fw_seriallink_options)); | |
1768 | ||
1769 | /* save HBA serial number */ | |
1770 | ha->serial0 = icb->port_name[5]; | |
1771 | ha->serial1 = icb->port_name[6]; | |
1772 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1773 | ha->node_name = icb->node_name; |
1774 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1775 | |
1776 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1777 | ||
1778 | ha->retry_count = nv->retry_count; | |
1779 | ||
1780 | /* Set minimum login_timeout to 4 seconds. */ | |
1781 | if (nv->login_timeout < ql2xlogintimeout) | |
1782 | nv->login_timeout = ql2xlogintimeout; | |
1783 | if (nv->login_timeout < 4) | |
1784 | nv->login_timeout = 4; | |
1785 | ha->login_timeout = nv->login_timeout; | |
1786 | icb->login_timeout = nv->login_timeout; | |
1787 | ||
00a537b8 AV |
1788 | /* Set minimum RATOV to 100 tenths of a second. */ |
1789 | ha->r_a_tov = 100; | |
1da177e4 | 1790 | |
1da177e4 LT |
1791 | ha->loop_reset_delay = nv->reset_delay; |
1792 | ||
1da177e4 LT |
1793 | /* Link Down Timeout = 0: |
1794 | * | |
1795 | * When Port Down timer expires we will start returning | |
1796 | * I/O's to OS with "DID_NO_CONNECT". | |
1797 | * | |
1798 | * Link Down Timeout != 0: | |
1799 | * | |
1800 | * The driver waits for the link to come up after link down | |
1801 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1802 | */ |
1da177e4 LT |
1803 | if (nv->link_down_timeout == 0) { |
1804 | ha->loop_down_abort_time = | |
354d6b21 | 1805 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1806 | } else { |
1807 | ha->link_down_timeout = nv->link_down_timeout; | |
1808 | ha->loop_down_abort_time = | |
1809 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1810 | } |
1da177e4 | 1811 | |
1da177e4 LT |
1812 | /* |
1813 | * Need enough time to try and get the port back. | |
1814 | */ | |
1815 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1816 | if (qlport_down_retry) | |
1817 | ha->port_down_retry_count = qlport_down_retry; | |
1818 | /* Set login_retry_count */ | |
1819 | ha->login_retry_count = nv->retry_count; | |
1820 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1821 | ha->port_down_retry_count > 3) | |
1822 | ha->login_retry_count = ha->port_down_retry_count; | |
1823 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1824 | ha->login_retry_count = ha->port_down_retry_count; | |
1825 | if (ql2xloginretrycount) | |
1826 | ha->login_retry_count = ql2xloginretrycount; | |
1827 | ||
1da177e4 LT |
1828 | icb->lun_enables = __constant_cpu_to_le16(0); |
1829 | icb->command_resource_count = 0; | |
1830 | icb->immediate_notify_resource_count = 0; | |
1831 | icb->timeout = __constant_cpu_to_le16(0); | |
1832 | ||
1833 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1834 | /* Enable RIO */ | |
1835 | icb->firmware_options[0] &= ~BIT_3; | |
1836 | icb->add_firmware_options[0] &= | |
1837 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1838 | icb->add_firmware_options[0] |= BIT_2; | |
1839 | icb->response_accumulation_timer = 3; | |
1840 | icb->interrupt_delay_timer = 5; | |
1841 | ||
1842 | ha->flags.process_response_queue = 1; | |
1843 | } else { | |
4fdfefe5 AV |
1844 | /* Enable ZIO. */ |
1845 | if (!ha->flags.init_done) { | |
1846 | ha->zio_mode = icb->add_firmware_options[0] & | |
1847 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1848 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1849 | icb->interrupt_delay_timer: 2; | |
1850 | } | |
1da177e4 LT |
1851 | icb->add_firmware_options[0] &= |
1852 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1853 | ha->flags.process_response_queue = 0; |
1854 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d | 1855 | ha->zio_mode = QLA_ZIO_MODE_6; |
1856 | ||
4fdfefe5 AV |
1857 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " |
1858 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1859 | ha->zio_timer * 100)); | |
1da177e4 | 1860 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1861 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1862 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1863 | |
4fdfefe5 AV |
1864 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1865 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1866 | ha->flags.process_response_queue = 1; |
1867 | } | |
1868 | } | |
1869 | ||
4e08df3f DM |
1870 | if (rval) { |
1871 | DEBUG2_3(printk(KERN_WARNING | |
1872 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
1873 | } | |
1874 | return (rval); | |
1da177e4 LT |
1875 | } |
1876 | ||
19a7b4ae JSEC |
1877 | static void |
1878 | qla2x00_rport_del(void *data) | |
1879 | { | |
1880 | fc_port_t *fcport = data; | |
d97994dc | 1881 | struct fc_rport *rport; |
d97994dc | 1882 | |
5f3a9a20 | 1883 | spin_lock_irq(fcport->ha->host->host_lock); |
d97994dc | 1884 | rport = fcport->drport; |
1885 | fcport->drport = NULL; | |
5f3a9a20 | 1886 | spin_unlock_irq(fcport->ha->host->host_lock); |
d97994dc | 1887 | if (rport) |
1888 | fc_remote_port_delete(rport); | |
19a7b4ae JSEC |
1889 | } |
1890 | ||
1da177e4 LT |
1891 | /** |
1892 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1893 | * @ha: HA context | |
1894 | * @flags: allocation flags | |
1895 | * | |
1896 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1897 | */ | |
413975a0 | 1898 | static fc_port_t * |
c53033f6 | 1899 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1900 | { |
1901 | fc_port_t *fcport; | |
1902 | ||
bbfbbbc1 MK |
1903 | fcport = kzalloc(sizeof(fc_port_t), flags); |
1904 | if (!fcport) | |
1905 | return NULL; | |
1da177e4 LT |
1906 | |
1907 | /* Setup fcport template structure. */ | |
1da177e4 | 1908 | fcport->ha = ha; |
2c3dfe3f | 1909 | fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
1910 | fcport->port_type = FCT_UNKNOWN; |
1911 | fcport->loop_id = FC_NO_LOOP_ID; | |
1da177e4 LT |
1912 | atomic_set(&fcport->state, FCS_UNCONFIGURED); |
1913 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1914 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
1da177e4 | 1915 | |
bbfbbbc1 | 1916 | return fcport; |
1da177e4 LT |
1917 | } |
1918 | ||
1919 | /* | |
1920 | * qla2x00_configure_loop | |
1921 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1922 | * | |
1923 | * Input: | |
1924 | * ha = adapter block pointer. | |
1925 | * | |
1926 | * Returns: | |
1927 | * 0 = success. | |
1928 | * 1 = error. | |
1929 | * 2 = database was full and device was not configured. | |
1930 | */ | |
1931 | static int | |
fa2a1ce5 | 1932 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1933 | { |
1934 | int rval; | |
1935 | unsigned long flags, save_flags; | |
1936 | ||
1937 | rval = QLA_SUCCESS; | |
1938 | ||
1939 | /* Get Initiator ID */ | |
1940 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1941 | rval = qla2x00_configure_hba(ha); | |
1942 | if (rval != QLA_SUCCESS) { | |
1943 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1944 | ha->host_no)); | |
1945 | return (rval); | |
1946 | } | |
1947 | } | |
1948 | ||
1949 | save_flags = flags = ha->dpc_flags; | |
1950 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1951 | ha->host_no, flags)); | |
1952 | ||
1953 | /* | |
1954 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1955 | * both at the same time. | |
1956 | */ | |
1957 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1958 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1959 | |
1960 | /* Determine what we need to do */ | |
1961 | if (ha->current_topology == ISP_CFG_FL && | |
1962 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1963 | ||
1964 | ha->flags.rscn_queue_overflow = 1; | |
1965 | set_bit(RSCN_UPDATE, &flags); | |
1966 | ||
1967 | } else if (ha->current_topology == ISP_CFG_F && | |
1968 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1969 | ||
1970 | ha->flags.rscn_queue_overflow = 1; | |
1971 | set_bit(RSCN_UPDATE, &flags); | |
1972 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
21333b48 AV |
1973 | |
1974 | } else if (ha->current_topology == ISP_CFG_N) { | |
1975 | clear_bit(RSCN_UPDATE, &flags); | |
1da177e4 LT |
1976 | |
1977 | } else if (!ha->flags.online || | |
1978 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1979 | ||
1980 | ha->flags.rscn_queue_overflow = 1; | |
1981 | set_bit(RSCN_UPDATE, &flags); | |
1982 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1983 | } | |
1984 | ||
1985 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1986 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1987 | rval = QLA_FUNCTION_FAILED; | |
1988 | } else { | |
1989 | rval = qla2x00_configure_local_loop(ha); | |
1990 | } | |
1991 | } | |
1992 | ||
1993 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
23443b1d | 1994 | if (LOOP_TRANSITION(ha)) { |
1da177e4 LT |
1995 | rval = QLA_FUNCTION_FAILED; |
1996 | } else { | |
1997 | rval = qla2x00_configure_fabric(ha); | |
1998 | } | |
1999 | } | |
2000 | ||
2001 | if (rval == QLA_SUCCESS) { | |
2002 | if (atomic_read(&ha->loop_down_timer) || | |
2003 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
2004 | rval = QLA_FUNCTION_FAILED; | |
2005 | } else { | |
1da177e4 LT |
2006 | atomic_set(&ha->loop_state, LOOP_READY); |
2007 | ||
2008 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
2009 | } | |
2010 | } | |
2011 | ||
2012 | if (rval) { | |
2013 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
2014 | __func__, ha->host_no)); | |
2015 | } else { | |
2016 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
2017 | } | |
2018 | ||
2019 | /* Restore state if a resync event occured during processing */ | |
2020 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
2021 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
2022 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
5de1f70f SJ |
2023 | if (test_bit(RSCN_UPDATE, &save_flags)) { |
2024 | ha->flags.rscn_queue_overflow = 1; | |
1da177e4 | 2025 | set_bit(RSCN_UPDATE, &ha->dpc_flags); |
5de1f70f | 2026 | } |
1da177e4 LT |
2027 | } |
2028 | ||
2029 | return (rval); | |
2030 | } | |
2031 | ||
2032 | ||
2033 | ||
2034 | /* | |
2035 | * qla2x00_configure_local_loop | |
2036 | * Updates Fibre Channel Device Database with local loop devices. | |
2037 | * | |
2038 | * Input: | |
2039 | * ha = adapter block pointer. | |
2040 | * | |
2041 | * Returns: | |
2042 | * 0 = success. | |
2043 | */ | |
2044 | static int | |
fa2a1ce5 | 2045 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
2046 | { |
2047 | int rval, rval2; | |
2048 | int found_devs; | |
2049 | int found; | |
2050 | fc_port_t *fcport, *new_fcport; | |
2051 | ||
2052 | uint16_t index; | |
2053 | uint16_t entries; | |
2054 | char *id_iter; | |
2055 | uint16_t loop_id; | |
2056 | uint8_t domain, area, al_pa; | |
2c3dfe3f | 2057 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2058 | |
2059 | found_devs = 0; | |
2060 | new_fcport = NULL; | |
2061 | entries = MAX_FIBRE_DEVICES; | |
2062 | ||
2063 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
2064 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
2065 | ||
2066 | /* Get list of logged in devices. */ | |
2067 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
2068 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
2069 | &entries); | |
2070 | if (rval != QLA_SUCCESS) | |
2071 | goto cleanup_allocation; | |
2072 | ||
2073 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
2074 | ha->host_no, entries)); | |
2075 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
2076 | entries * sizeof(struct gid_list_info))); | |
2077 | ||
2078 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2079 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2080 | if (new_fcport == NULL) { | |
2081 | rval = QLA_MEMORY_ALLOC_FAILED; | |
2082 | goto cleanup_allocation; | |
2083 | } | |
2084 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
2085 | ||
2086 | /* | |
2087 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
2088 | */ | |
2c3dfe3f SJ |
2089 | list_for_each_entry(fcport, &pha->fcports, list) { |
2090 | if (fcport->vp_idx != ha->vp_idx) | |
2091 | continue; | |
2092 | ||
1da177e4 LT |
2093 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
2094 | fcport->port_type != FCT_BROADCAST && | |
2095 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2096 | ||
2097 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
2098 | "loop_id=0x%04x\n", | |
2099 | ha->host_no, fcport->loop_id)); | |
2100 | ||
2101 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
2102 | fcport->flags &= ~FCF_FARP_DONE; | |
2103 | } | |
2104 | } | |
2105 | ||
2106 | /* Add devices to port list. */ | |
2107 | id_iter = (char *)ha->gid_list; | |
2108 | for (index = 0; index < entries; index++) { | |
2109 | domain = ((struct gid_list_info *)id_iter)->domain; | |
2110 | area = ((struct gid_list_info *)id_iter)->area; | |
2111 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 2112 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
2113 | loop_id = (uint16_t) |
2114 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 2115 | else |
1da177e4 LT |
2116 | loop_id = le16_to_cpu( |
2117 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 2118 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
2119 | |
2120 | /* Bypass reserved domain fields. */ | |
2121 | if ((domain & 0xf0) == 0xf0) | |
2122 | continue; | |
2123 | ||
2124 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
2125 | if (area && domain && |
2126 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
2127 | continue; |
2128 | ||
2129 | /* Bypass invalid local loop ID. */ | |
2130 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
2131 | continue; | |
2132 | ||
2133 | /* Fill in member data. */ | |
2134 | new_fcport->d_id.b.domain = domain; | |
2135 | new_fcport->d_id.b.area = area; | |
2136 | new_fcport->d_id.b.al_pa = al_pa; | |
2137 | new_fcport->loop_id = loop_id; | |
2c3dfe3f | 2138 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2139 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); |
2140 | if (rval2 != QLA_SUCCESS) { | |
2141 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
2142 | "information -- get_port_database=%x, " | |
2143 | "loop_id=0x%04x\n", | |
2144 | ha->host_no, rval2, new_fcport->loop_id)); | |
c9d02acf | 2145 | DEBUG2(printk("scsi(%ld): Scheduling resync...\n", |
2146 | ha->host_no)); | |
2147 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
2148 | continue; |
2149 | } | |
2150 | ||
2151 | /* Check for matching device in port list. */ | |
2152 | found = 0; | |
2153 | fcport = NULL; | |
2c3dfe3f SJ |
2154 | list_for_each_entry(fcport, &pha->fcports, list) { |
2155 | if (fcport->vp_idx != ha->vp_idx) | |
2156 | continue; | |
2157 | ||
1da177e4 LT |
2158 | if (memcmp(new_fcport->port_name, fcport->port_name, |
2159 | WWN_SIZE)) | |
2160 | continue; | |
2161 | ||
2162 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
2163 | FCF_PERSISTENT_BOUND); | |
2164 | fcport->loop_id = new_fcport->loop_id; | |
2165 | fcport->port_type = new_fcport->port_type; | |
2166 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2167 | memcpy(fcport->node_name, new_fcport->node_name, | |
2168 | WWN_SIZE); | |
2169 | ||
2170 | found++; | |
2171 | break; | |
2172 | } | |
2173 | ||
2174 | if (!found) { | |
2175 | /* New device, add to fcports list. */ | |
2176 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2c3dfe3f SJ |
2177 | if (ha->parent) { |
2178 | new_fcport->ha = ha; | |
2179 | new_fcport->vp_idx = ha->vp_idx; | |
2180 | list_add_tail(&new_fcport->vp_fcport, | |
2181 | &ha->vp_fcports); | |
2182 | } | |
2183 | list_add_tail(&new_fcport->list, &pha->fcports); | |
1da177e4 LT |
2184 | |
2185 | /* Allocate a new replacement fcport. */ | |
2186 | fcport = new_fcport; | |
2187 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2188 | if (new_fcport == NULL) { | |
2189 | rval = QLA_MEMORY_ALLOC_FAILED; | |
2190 | goto cleanup_allocation; | |
2191 | } | |
2192 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
2193 | } | |
2194 | ||
d8b45213 | 2195 | /* Base iIDMA settings on HBA port speed. */ |
a3cbdfad | 2196 | fcport->fp_speed = ha->link_data_rate; |
d8b45213 | 2197 | |
1da177e4 LT |
2198 | qla2x00_update_fcport(ha, fcport); |
2199 | ||
2200 | found_devs++; | |
2201 | } | |
2202 | ||
2203 | cleanup_allocation: | |
c9475cb0 | 2204 | kfree(new_fcport); |
1da177e4 LT |
2205 | |
2206 | if (rval != QLA_SUCCESS) { | |
2207 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
2208 | "rval=%x\n", ha->host_no, rval)); | |
2209 | } | |
2210 | ||
2211 | if (found_devs) { | |
2212 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
2213 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
2214 | } | |
2215 | ||
2216 | return (rval); | |
2217 | } | |
2218 | ||
d8b45213 AV |
2219 | static void |
2220 | qla2x00_iidma_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2221 | { | |
2222 | #define LS_UNKNOWN 2 | |
a3cbdfad | 2223 | static char *link_speeds[5] = { "1", "2", "?", "4", "8" }; |
d8b45213 | 2224 | int rval; |
a3cbdfad | 2225 | uint16_t mb[6]; |
d8b45213 | 2226 | |
c76f2c01 | 2227 | if (!IS_IIDMA_CAPABLE(ha)) |
d8b45213 AV |
2228 | return; |
2229 | ||
39bd9622 AV |
2230 | if (fcport->fp_speed == PORT_SPEED_UNKNOWN || |
2231 | fcport->fp_speed > ha->link_data_rate) | |
d8b45213 AV |
2232 | return; |
2233 | ||
a3cbdfad AV |
2234 | rval = qla2x00_set_idma_speed(ha, fcport->loop_id, fcport->fp_speed, |
2235 | mb); | |
d8b45213 AV |
2236 | if (rval != QLA_SUCCESS) { |
2237 | DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA " | |
2238 | "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n", | |
2239 | ha->host_no, fcport->port_name[0], fcport->port_name[1], | |
2240 | fcport->port_name[2], fcport->port_name[3], | |
2241 | fcport->port_name[4], fcport->port_name[5], | |
2242 | fcport->port_name[6], fcport->port_name[7], rval, | |
a3cbdfad | 2243 | fcport->fp_speed, mb[0], mb[1])); |
d8b45213 AV |
2244 | } else { |
2245 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2246 | "iIDMA adjusted to %s GB/s on " | |
2247 | "%02x%02x%02x%02x%02x%02x%02x%02x.\n", | |
a3cbdfad | 2248 | link_speeds[fcport->fp_speed], fcport->port_name[0], |
d8b45213 AV |
2249 | fcport->port_name[1], fcport->port_name[2], |
2250 | fcport->port_name[3], fcport->port_name[4], | |
2251 | fcport->port_name[5], fcport->port_name[6], | |
2252 | fcport->port_name[7])); | |
2253 | } | |
2254 | } | |
2255 | ||
23be331d | 2256 | static void |
8482e118 | 2257 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) |
2258 | { | |
2259 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2260 | struct fc_rport *rport; |
8482e118 | 2261 | |
d97994dc | 2262 | if (fcport->drport) |
2263 | qla2x00_rport_del(fcport); | |
8482e118 | 2264 | |
f8b02a85 AV |
2265 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2266 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 | 2267 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2268 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 | 2269 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
5f3a9a20 | 2270 | fcport->rport = rport = fc_remote_port_add(ha->host, 0, &rport_ids); |
77d74143 AV |
2271 | if (!rport) { |
2272 | qla_printk(KERN_WARNING, ha, | |
2273 | "Unable to allocate fc remote port!\n"); | |
2274 | return; | |
2275 | } | |
5f3a9a20 | 2276 | spin_lock_irq(fcport->ha->host->host_lock); |
19a7b4ae | 2277 | *((fc_port_t **)rport->dd_data) = fcport; |
5f3a9a20 | 2278 | spin_unlock_irq(fcport->ha->host->host_lock); |
d97994dc | 2279 | |
ad3e0eda | 2280 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2281 | |
8482e118 | 2282 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2283 | if (fcport->port_type == FCT_INITIATOR) | |
2284 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2285 | if (fcport->port_type == FCT_TARGET) | |
2286 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2287 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 LT |
2288 | } |
2289 | ||
23be331d AB |
2290 | /* |
2291 | * qla2x00_update_fcport | |
2292 | * Updates device on list. | |
2293 | * | |
2294 | * Input: | |
2295 | * ha = adapter block pointer. | |
2296 | * fcport = port structure pointer. | |
2297 | * | |
2298 | * Return: | |
2299 | * 0 - Success | |
2300 | * BIT_0 - error | |
2301 | * | |
2302 | * Context: | |
2303 | * Kernel context. | |
2304 | */ | |
2305 | void | |
2306 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2307 | { | |
2c3dfe3f SJ |
2308 | scsi_qla_host_t *pha = to_qla_parent(ha); |
2309 | ||
23be331d AB |
2310 | fcport->ha = ha; |
2311 | fcport->login_retry = 0; | |
2c3dfe3f | 2312 | fcport->port_login_retry_count = pha->port_down_retry_count * |
23be331d | 2313 | PORT_RETRY_TIME; |
2c3dfe3f | 2314 | atomic_set(&fcport->port_down_timer, pha->port_down_retry_count * |
23be331d AB |
2315 | PORT_RETRY_TIME); |
2316 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2317 | ||
2318 | qla2x00_iidma_fcport(ha, fcport); | |
2319 | ||
2320 | atomic_set(&fcport->state, FCS_ONLINE); | |
2321 | ||
2322 | qla2x00_reg_remote_port(ha, fcport); | |
2323 | } | |
2324 | ||
1da177e4 LT |
2325 | /* |
2326 | * qla2x00_configure_fabric | |
2327 | * Setup SNS devices with loop ID's. | |
2328 | * | |
2329 | * Input: | |
2330 | * ha = adapter block pointer. | |
2331 | * | |
2332 | * Returns: | |
2333 | * 0 = success. | |
2334 | * BIT_0 = error | |
2335 | */ | |
2336 | static int | |
2337 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2338 | { | |
2339 | int rval, rval2; | |
2340 | fc_port_t *fcport, *fcptemp; | |
2341 | uint16_t next_loopid; | |
2342 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2343 | uint16_t loop_id; |
1da177e4 | 2344 | LIST_HEAD(new_fcports); |
2c3dfe3f | 2345 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2346 | |
2347 | /* If FL port exists, then SNS is present */ | |
e428924c | 2348 | if (IS_FWI2_CAPABLE(ha)) |
0107109e AV |
2349 | loop_id = NPH_F_PORT; |
2350 | else | |
2351 | loop_id = SNS_FL_PORT; | |
90991c85 | 2352 | rval = qla2x00_get_port_name(ha, loop_id, ha->fabric_node_name, 1); |
1da177e4 LT |
2353 | if (rval != QLA_SUCCESS) { |
2354 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2355 | "Port\n", ha->host_no)); | |
2356 | ||
2357 | ha->device_flags &= ~SWITCH_FOUND; | |
2358 | return (QLA_SUCCESS); | |
2359 | } | |
90991c85 | 2360 | ha->device_flags |= SWITCH_FOUND; |
1da177e4 LT |
2361 | |
2362 | /* Mark devices that need re-synchronization. */ | |
2363 | rval2 = qla2x00_device_resync(ha); | |
2364 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2365 | /* No point doing the scan, just continue. */ | |
2366 | return (QLA_SUCCESS); | |
2367 | } | |
2368 | do { | |
cca5335c AV |
2369 | /* FDMI support. */ |
2370 | if (ql2xfdmienable && | |
2371 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2372 | qla2x00_fdmi_register(ha); | |
2373 | ||
1da177e4 | 2374 | /* Ensure we are logged into the SNS. */ |
e428924c | 2375 | if (IS_FWI2_CAPABLE(ha)) |
0107109e AV |
2376 | loop_id = NPH_SNS; |
2377 | else | |
2378 | loop_id = SIMPLE_NAME_SERVER; | |
fd34f556 | 2379 | ha->isp_ops->fabric_login(ha, loop_id, 0xff, 0xff, |
abbd8870 | 2380 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2381 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2382 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2383 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2384 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2385 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2386 | return (QLA_SUCCESS); | |
2387 | } | |
2388 | ||
2389 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2390 | if (qla2x00_rft_id(ha)) { | |
2391 | /* EMPTY */ | |
2392 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2393 | "TYPE failed.\n", ha->host_no)); | |
2394 | } | |
2395 | if (qla2x00_rff_id(ha)) { | |
2396 | /* EMPTY */ | |
2397 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2398 | "Features failed.\n", ha->host_no)); | |
2399 | } | |
2400 | if (qla2x00_rnn_id(ha)) { | |
2401 | /* EMPTY */ | |
2402 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2403 | "failed.\n", ha->host_no)); | |
2404 | } else if (qla2x00_rsnn_nn(ha)) { | |
2405 | /* EMPTY */ | |
2406 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2407 | "Node Name failed.\n", ha->host_no)); | |
2408 | } | |
2409 | } | |
2410 | ||
2411 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2412 | if (rval != QLA_SUCCESS) | |
2413 | break; | |
2414 | ||
2415 | /* | |
2416 | * Logout all previous fabric devices marked lost, except | |
2417 | * tape devices. | |
2418 | */ | |
2c3dfe3f SJ |
2419 | list_for_each_entry(fcport, &pha->fcports, list) { |
2420 | if (fcport->vp_idx !=ha->vp_idx) | |
2421 | continue; | |
2422 | ||
1da177e4 LT |
2423 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) |
2424 | break; | |
2425 | ||
2426 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2427 | continue; | |
2428 | ||
2429 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2430 | qla2x00_mark_device_lost(ha, fcport, | |
d97994dc | 2431 | ql2xplogiabsentdevice, 0); |
1da177e4 LT |
2432 | if (fcport->loop_id != FC_NO_LOOP_ID && |
2433 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2434 | fcport->port_type != FCT_INITIATOR && | |
2435 | fcport->port_type != FCT_BROADCAST) { | |
fd34f556 | 2436 | ha->isp_ops->fabric_logout(ha, |
1c7c6357 AV |
2437 | fcport->loop_id, |
2438 | fcport->d_id.b.domain, | |
2439 | fcport->d_id.b.area, | |
2440 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2441 | fcport->loop_id = FC_NO_LOOP_ID; |
2442 | } | |
2443 | } | |
2444 | } | |
2445 | ||
2446 | /* Starting free loop ID. */ | |
2c3dfe3f | 2447 | next_loopid = pha->min_external_loopid; |
1da177e4 LT |
2448 | |
2449 | /* | |
2450 | * Scan through our port list and login entries that need to be | |
2451 | * logged in. | |
2452 | */ | |
2c3dfe3f SJ |
2453 | list_for_each_entry(fcport, &pha->fcports, list) { |
2454 | if (fcport->vp_idx != ha->vp_idx) | |
2455 | continue; | |
2456 | ||
1da177e4 LT |
2457 | if (atomic_read(&ha->loop_down_timer) || |
2458 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2459 | break; | |
2460 | ||
2461 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2462 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2463 | continue; | |
2464 | ||
2465 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2466 | fcport->loop_id = next_loopid; | |
d4486fd6 SJ |
2467 | rval = qla2x00_find_new_loop_id( |
2468 | to_qla_parent(ha), fcport); | |
1da177e4 LT |
2469 | if (rval != QLA_SUCCESS) { |
2470 | /* Ran out of IDs to use */ | |
2471 | break; | |
2472 | } | |
2473 | } | |
1da177e4 LT |
2474 | /* Login and update database */ |
2475 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2476 | } | |
2477 | ||
2478 | /* Exit if out of loop IDs. */ | |
2479 | if (rval != QLA_SUCCESS) { | |
2480 | break; | |
2481 | } | |
2482 | ||
2483 | /* | |
2484 | * Login and add the new devices to our port list. | |
2485 | */ | |
2486 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2487 | if (atomic_read(&ha->loop_down_timer) || | |
2488 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2489 | break; | |
2490 | ||
2491 | /* Find a new loop ID to use. */ | |
2492 | fcport->loop_id = next_loopid; | |
d4486fd6 SJ |
2493 | rval = qla2x00_find_new_loop_id(to_qla_parent(ha), |
2494 | fcport); | |
1da177e4 LT |
2495 | if (rval != QLA_SUCCESS) { |
2496 | /* Ran out of IDs to use */ | |
2497 | break; | |
2498 | } | |
2499 | ||
bdf79621 | 2500 | /* Login and update database */ |
2501 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2c3dfe3f SJ |
2502 | |
2503 | if (ha->parent) { | |
2504 | fcport->ha = ha; | |
2505 | fcport->vp_idx = ha->vp_idx; | |
2506 | list_add_tail(&fcport->vp_fcport, | |
2507 | &ha->vp_fcports); | |
2508 | list_move_tail(&fcport->list, | |
2509 | &ha->parent->fcports); | |
2510 | } else | |
2511 | list_move_tail(&fcport->list, &ha->fcports); | |
1da177e4 LT |
2512 | } |
2513 | } while (0); | |
2514 | ||
2515 | /* Free all new device structures not processed. */ | |
2516 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2517 | list_del(&fcport->list); | |
2518 | kfree(fcport); | |
2519 | } | |
2520 | ||
2521 | if (rval) { | |
2522 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2523 | "rval=%d\n", ha->host_no, rval)); | |
2524 | } | |
2525 | ||
2526 | return (rval); | |
2527 | } | |
2528 | ||
2529 | ||
2530 | /* | |
2531 | * qla2x00_find_all_fabric_devs | |
2532 | * | |
2533 | * Input: | |
2534 | * ha = adapter block pointer. | |
2535 | * dev = database device entry pointer. | |
2536 | * | |
2537 | * Returns: | |
2538 | * 0 = success. | |
2539 | * | |
2540 | * Context: | |
2541 | * Kernel context. | |
2542 | */ | |
2543 | static int | |
2544 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2545 | { | |
2546 | int rval; | |
2547 | uint16_t loop_id; | |
2548 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2549 | int found; | |
2550 | ||
2551 | sw_info_t *swl; | |
2552 | int swl_idx; | |
2553 | int first_dev, last_dev; | |
2554 | port_id_t wrap, nxt_d_id; | |
2c3dfe3f SJ |
2555 | int vp_index; |
2556 | int empty_vp_index; | |
2557 | int found_vp; | |
2558 | scsi_qla_host_t *vha; | |
2559 | scsi_qla_host_t *pha = to_qla_parent(ha); | |
1da177e4 LT |
2560 | |
2561 | rval = QLA_SUCCESS; | |
2562 | ||
2563 | /* Try GID_PT to get device list, else GAN. */ | |
4b89258c | 2564 | swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL); |
bbfbbbc1 | 2565 | if (!swl) { |
1da177e4 LT |
2566 | /*EMPTY*/ |
2567 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2568 | "on GA_NXT\n", ha->host_no)); | |
2569 | } else { | |
1da177e4 LT |
2570 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { |
2571 | kfree(swl); | |
2572 | swl = NULL; | |
2573 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2574 | kfree(swl); | |
2575 | swl = NULL; | |
2576 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2577 | kfree(swl); | |
2578 | swl = NULL; | |
e5896bd5 AV |
2579 | } else if (ql2xiidmaenable && |
2580 | qla2x00_gfpn_id(ha, swl) == QLA_SUCCESS) { | |
d8b45213 | 2581 | qla2x00_gpsc(ha, swl); |
1da177e4 LT |
2582 | } |
2583 | } | |
2584 | swl_idx = 0; | |
2585 | ||
2586 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2587 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2588 | if (new_fcport == NULL) { | |
c9475cb0 | 2589 | kfree(swl); |
1da177e4 LT |
2590 | return (QLA_MEMORY_ALLOC_FAILED); |
2591 | } | |
2592 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2c3dfe3f | 2593 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2594 | /* Set start port ID scan at adapter ID. */ |
2595 | first_dev = 1; | |
2596 | last_dev = 0; | |
2597 | ||
2598 | /* Starting free loop ID. */ | |
2c3dfe3f | 2599 | loop_id = pha->min_external_loopid; |
1da177e4 | 2600 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2601 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2602 | continue; |
2603 | ||
23443b1d | 2604 | if (atomic_read(&ha->loop_down_timer) || LOOP_TRANSITION(ha)) |
1da177e4 LT |
2605 | break; |
2606 | ||
2607 | if (swl != NULL) { | |
2608 | if (last_dev) { | |
2609 | wrap.b24 = new_fcport->d_id.b24; | |
2610 | } else { | |
2611 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2612 | memcpy(new_fcport->node_name, | |
2613 | swl[swl_idx].node_name, WWN_SIZE); | |
2614 | memcpy(new_fcport->port_name, | |
2615 | swl[swl_idx].port_name, WWN_SIZE); | |
d8b45213 AV |
2616 | memcpy(new_fcport->fabric_port_name, |
2617 | swl[swl_idx].fabric_port_name, WWN_SIZE); | |
2618 | new_fcport->fp_speed = swl[swl_idx].fp_speed; | |
1da177e4 LT |
2619 | |
2620 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2621 | last_dev = 1; | |
2622 | } | |
2623 | swl_idx++; | |
2624 | } | |
2625 | } else { | |
2626 | /* Send GA_NXT to the switch */ | |
2627 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2628 | if (rval != QLA_SUCCESS) { | |
2629 | qla_printk(KERN_WARNING, ha, | |
2630 | "SNS scan failed -- assuming zero-entry " | |
2631 | "result...\n"); | |
2632 | list_for_each_entry_safe(fcport, fcptemp, | |
2633 | new_fcports, list) { | |
2634 | list_del(&fcport->list); | |
2635 | kfree(fcport); | |
2636 | } | |
2637 | rval = QLA_SUCCESS; | |
2638 | break; | |
2639 | } | |
2640 | } | |
2641 | ||
2642 | /* If wrap on switch device list, exit. */ | |
2643 | if (first_dev) { | |
2644 | wrap.b24 = new_fcport->d_id.b24; | |
2645 | first_dev = 0; | |
2646 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2647 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2648 | ha->host_no, new_fcport->d_id.b.domain, | |
2649 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2650 | break; | |
2651 | } | |
2652 | ||
2c3dfe3f SJ |
2653 | /* Bypass if same physical adapter. */ |
2654 | if (new_fcport->d_id.b24 == pha->d_id.b24) | |
1da177e4 LT |
2655 | continue; |
2656 | ||
2c3dfe3f SJ |
2657 | /* Bypass virtual ports of the same host. */ |
2658 | if (pha->num_vhosts) { | |
eb66dc60 | 2659 | for_each_mapped_vp_idx(pha, vp_index) { |
2c3dfe3f SJ |
2660 | empty_vp_index = 1; |
2661 | found_vp = 0; | |
2662 | list_for_each_entry(vha, &pha->vp_list, | |
2663 | vp_list) { | |
2664 | if (vp_index == vha->vp_idx) { | |
2665 | empty_vp_index = 0; | |
2666 | found_vp = 1; | |
2667 | break; | |
2668 | } | |
2669 | } | |
2670 | ||
2671 | if (empty_vp_index) | |
2672 | continue; | |
2673 | ||
2674 | if (found_vp && | |
2675 | new_fcport->d_id.b24 == vha->d_id.b24) | |
2676 | break; | |
2677 | } | |
eb66dc60 AV |
2678 | |
2679 | if (vp_index <= pha->max_npiv_vports) | |
2c3dfe3f SJ |
2680 | continue; |
2681 | } | |
2682 | ||
f7d289f6 AV |
2683 | /* Bypass if same domain and area of adapter. */ |
2684 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2685 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2686 | ISP_CFG_FL) | |
2687 | continue; | |
2688 | ||
1da177e4 LT |
2689 | /* Bypass reserved domain fields. */ |
2690 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2691 | continue; | |
2692 | ||
2693 | /* Locate matching device in database. */ | |
2694 | found = 0; | |
2c3dfe3f SJ |
2695 | list_for_each_entry(fcport, &pha->fcports, list) { |
2696 | if (new_fcport->vp_idx != fcport->vp_idx) | |
2697 | continue; | |
1da177e4 LT |
2698 | if (memcmp(new_fcport->port_name, fcport->port_name, |
2699 | WWN_SIZE)) | |
2700 | continue; | |
2701 | ||
2702 | found++; | |
2703 | ||
d8b45213 AV |
2704 | /* Update port state. */ |
2705 | memcpy(fcport->fabric_port_name, | |
2706 | new_fcport->fabric_port_name, WWN_SIZE); | |
2707 | fcport->fp_speed = new_fcport->fp_speed; | |
2708 | ||
1da177e4 LT |
2709 | /* |
2710 | * If address the same and state FCS_ONLINE, nothing | |
2711 | * changed. | |
2712 | */ | |
2713 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2714 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2715 | break; | |
2716 | } | |
2717 | ||
2718 | /* | |
2719 | * If device was not a fabric device before. | |
2720 | */ | |
2721 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2722 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2723 | fcport->loop_id = FC_NO_LOOP_ID; | |
2724 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2725 | FCF_LOGIN_NEEDED); | |
2726 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2727 | break; | |
2728 | } | |
2729 | ||
2730 | /* | |
2731 | * Port ID changed or device was marked to be updated; | |
2732 | * Log it out if still logged in and mark it for | |
2733 | * relogin later. | |
2734 | */ | |
2735 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2736 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2737 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2738 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2739 | fcport->port_type != FCT_INITIATOR && | |
2740 | fcport->port_type != FCT_BROADCAST) { | |
fd34f556 | 2741 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
2742 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2743 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2744 | fcport->loop_id = FC_NO_LOOP_ID; |
2745 | } | |
2746 | ||
2747 | break; | |
2748 | } | |
2749 | ||
2750 | if (found) | |
2751 | continue; | |
2752 | ||
2753 | /* If device was not in our fcports list, then add it. */ | |
2754 | list_add_tail(&new_fcport->list, new_fcports); | |
2755 | ||
2756 | /* Allocate a new replacement fcport. */ | |
2757 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2758 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2759 | if (new_fcport == NULL) { | |
c9475cb0 | 2760 | kfree(swl); |
1da177e4 LT |
2761 | return (QLA_MEMORY_ALLOC_FAILED); |
2762 | } | |
2763 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2764 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2c3dfe3f | 2765 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2766 | } |
2767 | ||
c9475cb0 JJ |
2768 | kfree(swl); |
2769 | kfree(new_fcport); | |
1da177e4 LT |
2770 | |
2771 | if (!list_empty(new_fcports)) | |
2772 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2773 | ||
2774 | return (rval); | |
2775 | } | |
2776 | ||
2777 | /* | |
2778 | * qla2x00_find_new_loop_id | |
2779 | * Scan through our port list and find a new usable loop ID. | |
2780 | * | |
2781 | * Input: | |
2782 | * ha: adapter state pointer. | |
2783 | * dev: port structure pointer. | |
2784 | * | |
2785 | * Returns: | |
2786 | * qla2x00 local function return status code. | |
2787 | * | |
2788 | * Context: | |
2789 | * Kernel context. | |
2790 | */ | |
413975a0 | 2791 | static int |
1da177e4 LT |
2792 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) |
2793 | { | |
2794 | int rval; | |
2795 | int found; | |
2796 | fc_port_t *fcport; | |
2797 | uint16_t first_loop_id; | |
2c3dfe3f | 2798 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2799 | |
2800 | rval = QLA_SUCCESS; | |
2801 | ||
2802 | /* Save starting loop ID. */ | |
2803 | first_loop_id = dev->loop_id; | |
2804 | ||
2805 | for (;;) { | |
2806 | /* Skip loop ID if already used by adapter. */ | |
2807 | if (dev->loop_id == ha->loop_id) { | |
2808 | dev->loop_id++; | |
2809 | } | |
2810 | ||
2811 | /* Skip reserved loop IDs. */ | |
3d71644c | 2812 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2813 | dev->loop_id++; |
2814 | } | |
2815 | ||
2816 | /* Reset loop ID if passed the end. */ | |
2817 | if (dev->loop_id > ha->last_loop_id) { | |
2818 | /* first loop ID. */ | |
2819 | dev->loop_id = ha->min_external_loopid; | |
2820 | } | |
2821 | ||
2822 | /* Check for loop ID being already in use. */ | |
2823 | found = 0; | |
2824 | fcport = NULL; | |
2c3dfe3f | 2825 | list_for_each_entry(fcport, &pha->fcports, list) { |
1da177e4 LT |
2826 | if (fcport->loop_id == dev->loop_id && fcport != dev) { |
2827 | /* ID possibly in use */ | |
2828 | found++; | |
2829 | break; | |
2830 | } | |
2831 | } | |
2832 | ||
2833 | /* If not in use then it is free to use. */ | |
2834 | if (!found) { | |
2835 | break; | |
2836 | } | |
2837 | ||
2838 | /* ID in use. Try next value. */ | |
2839 | dev->loop_id++; | |
2840 | ||
2841 | /* If wrap around. No free ID to use. */ | |
2842 | if (dev->loop_id == first_loop_id) { | |
2843 | dev->loop_id = FC_NO_LOOP_ID; | |
2844 | rval = QLA_FUNCTION_FAILED; | |
2845 | break; | |
2846 | } | |
2847 | } | |
2848 | ||
2849 | return (rval); | |
2850 | } | |
2851 | ||
2852 | /* | |
2853 | * qla2x00_device_resync | |
2854 | * Marks devices in the database that needs resynchronization. | |
2855 | * | |
2856 | * Input: | |
2857 | * ha = adapter block pointer. | |
2858 | * | |
2859 | * Context: | |
2860 | * Kernel context. | |
2861 | */ | |
2862 | static int | |
fa2a1ce5 | 2863 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2864 | { |
2865 | int rval; | |
1da177e4 LT |
2866 | uint32_t mask; |
2867 | fc_port_t *fcport; | |
2868 | uint32_t rscn_entry; | |
2869 | uint8_t rscn_out_iter; | |
2870 | uint8_t format; | |
2871 | port_id_t d_id; | |
2c3dfe3f | 2872 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2873 | |
2874 | rval = QLA_RSCNS_HANDLED; | |
2875 | ||
2876 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2877 | ha->flags.rscn_queue_overflow) { | |
2878 | ||
2879 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2880 | format = MSB(MSW(rscn_entry)); | |
2881 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2882 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2883 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2884 | ||
2885 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2886 | "[%02x/%02x%02x%02x].\n", | |
2887 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2888 | d_id.b.area, d_id.b.al_pa)); | |
2889 | ||
2890 | ha->rscn_out_ptr++; | |
2891 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2892 | ha->rscn_out_ptr = 0; | |
2893 | ||
2894 | /* Skip duplicate entries. */ | |
2895 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2896 | !ha->flags.rscn_queue_overflow && | |
2897 | rscn_out_iter != ha->rscn_in_ptr; | |
2898 | rscn_out_iter = (rscn_out_iter == | |
2899 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2900 | ||
2901 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2902 | break; | |
2903 | ||
2904 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2905 | "entry found at [%d].\n", ha->host_no, | |
2906 | rscn_out_iter)); | |
2907 | ||
2908 | ha->rscn_out_ptr = rscn_out_iter; | |
2909 | } | |
2910 | ||
2911 | /* Queue overflow, set switch default case. */ | |
2912 | if (ha->flags.rscn_queue_overflow) { | |
2913 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2914 | "overflow.\n", ha->host_no)); | |
2915 | ||
2916 | format = 3; | |
2917 | ha->flags.rscn_queue_overflow = 0; | |
2918 | } | |
2919 | ||
2920 | switch (format) { | |
2921 | case 0: | |
1da177e4 LT |
2922 | mask = 0xffffff; |
2923 | break; | |
2924 | case 1: | |
2925 | mask = 0xffff00; | |
2926 | break; | |
2927 | case 2: | |
2928 | mask = 0xff0000; | |
2929 | break; | |
2930 | default: | |
2931 | mask = 0x0; | |
2932 | d_id.b24 = 0; | |
2933 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2934 | break; | |
2935 | } | |
2936 | ||
2937 | rval = QLA_SUCCESS; | |
2938 | ||
2c3dfe3f SJ |
2939 | list_for_each_entry(fcport, &pha->fcports, list) { |
2940 | if (fcport->vp_idx != ha->vp_idx) | |
2941 | continue; | |
2942 | ||
1da177e4 LT |
2943 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || |
2944 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2945 | fcport->port_type == FCT_BROADCAST) | |
2946 | continue; | |
2947 | ||
2948 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2949 | if (format != 3 || | |
2950 | fcport->port_type != FCT_INITIATOR) { | |
d97994dc | 2951 | qla2x00_mark_device_lost(ha, fcport, |
2952 | 0, 0); | |
1da177e4 LT |
2953 | } |
2954 | } | |
2955 | fcport->flags &= ~FCF_FARP_DONE; | |
2956 | } | |
2957 | } | |
2958 | return (rval); | |
2959 | } | |
2960 | ||
2961 | /* | |
2962 | * qla2x00_fabric_dev_login | |
2963 | * Login fabric target device and update FC port database. | |
2964 | * | |
2965 | * Input: | |
2966 | * ha: adapter state pointer. | |
2967 | * fcport: port structure list pointer. | |
2968 | * next_loopid: contains value of a new loop ID that can be used | |
2969 | * by the next login attempt. | |
2970 | * | |
2971 | * Returns: | |
2972 | * qla2x00 local function return status code. | |
2973 | * | |
2974 | * Context: | |
2975 | * Kernel context. | |
2976 | */ | |
2977 | static int | |
2978 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2979 | uint16_t *next_loopid) | |
2980 | { | |
2981 | int rval; | |
2982 | int retry; | |
0107109e | 2983 | uint8_t opts; |
1da177e4 LT |
2984 | |
2985 | rval = QLA_SUCCESS; | |
2986 | retry = 0; | |
2987 | ||
2988 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2989 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2990 | /* Send an ADISC to tape devices.*/ |
2991 | opts = 0; | |
2992 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2993 | opts |= BIT_1; | |
2994 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 2995 | if (rval != QLA_SUCCESS) { |
fd34f556 | 2996 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
2997 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2998 | fcport->d_id.b.al_pa); | |
d97994dc | 2999 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
3000 | } else { |
3001 | qla2x00_update_fcport(ha, fcport); | |
3002 | } | |
3003 | } | |
3004 | ||
3005 | return (rval); | |
3006 | } | |
3007 | ||
3008 | /* | |
3009 | * qla2x00_fabric_login | |
3010 | * Issue fabric login command. | |
3011 | * | |
3012 | * Input: | |
3013 | * ha = adapter block pointer. | |
3014 | * device = pointer to FC device type structure. | |
3015 | * | |
3016 | * Returns: | |
3017 | * 0 - Login successfully | |
3018 | * 1 - Login failed | |
3019 | * 2 - Initiator device | |
3020 | * 3 - Fatal error | |
3021 | */ | |
3022 | int | |
3023 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
3024 | uint16_t *next_loopid) | |
3025 | { | |
3026 | int rval; | |
3027 | int retry; | |
3028 | uint16_t tmp_loopid; | |
3029 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
3030 | ||
3031 | retry = 0; | |
3032 | tmp_loopid = 0; | |
3033 | ||
3034 | for (;;) { | |
3035 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
3036 | "for port %02x%02x%02x.\n", | |
3037 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
3038 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
3039 | ||
3040 | /* Login fcport on switch. */ | |
fd34f556 | 3041 | ha->isp_ops->fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
3042 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3043 | fcport->d_id.b.al_pa, mb, BIT_0); | |
3044 | if (mb[0] == MBS_PORT_ID_USED) { | |
3045 | /* | |
3046 | * Device has another loop ID. The firmware team | |
0107109e AV |
3047 | * recommends the driver perform an implicit login with |
3048 | * the specified ID again. The ID we just used is save | |
3049 | * here so we return with an ID that can be tried by | |
3050 | * the next login. | |
1da177e4 LT |
3051 | */ |
3052 | retry++; | |
3053 | tmp_loopid = fcport->loop_id; | |
3054 | fcport->loop_id = mb[1]; | |
3055 | ||
3056 | DEBUG(printk("Fabric Login: port in use - next " | |
3057 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
3058 | fcport->loop_id, fcport->d_id.b.domain, | |
3059 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
3060 | ||
3061 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
3062 | /* | |
3063 | * Login succeeded. | |
3064 | */ | |
3065 | if (retry) { | |
3066 | /* A retry occurred before. */ | |
3067 | *next_loopid = tmp_loopid; | |
3068 | } else { | |
3069 | /* | |
3070 | * No retry occurred before. Just increment the | |
3071 | * ID value for next login. | |
3072 | */ | |
3073 | *next_loopid = (fcport->loop_id + 1); | |
3074 | } | |
3075 | ||
3076 | if (mb[1] & BIT_0) { | |
3077 | fcport->port_type = FCT_INITIATOR; | |
3078 | } else { | |
3079 | fcport->port_type = FCT_TARGET; | |
3080 | if (mb[1] & BIT_1) { | |
3081 | fcport->flags |= FCF_TAPE_PRESENT; | |
3082 | } | |
3083 | } | |
3084 | ||
ad3e0eda AV |
3085 | if (mb[10] & BIT_0) |
3086 | fcport->supported_classes |= FC_COS_CLASS2; | |
3087 | if (mb[10] & BIT_1) | |
3088 | fcport->supported_classes |= FC_COS_CLASS3; | |
3089 | ||
1da177e4 LT |
3090 | rval = QLA_SUCCESS; |
3091 | break; | |
3092 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
3093 | /* | |
3094 | * Loop ID already used, try next loop ID. | |
3095 | */ | |
3096 | fcport->loop_id++; | |
3097 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
3098 | if (rval != QLA_SUCCESS) { | |
3099 | /* Ran out of loop IDs to use */ | |
3100 | break; | |
3101 | } | |
3102 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
3103 | /* | |
3104 | * Firmware possibly timed out during login. If NO | |
3105 | * retries are left to do then the device is declared | |
3106 | * dead. | |
3107 | */ | |
3108 | *next_loopid = fcport->loop_id; | |
fd34f556 | 3109 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3110 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3111 | fcport->d_id.b.al_pa); | |
d97994dc | 3112 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
3113 | |
3114 | rval = 1; | |
3115 | break; | |
3116 | } else { | |
3117 | /* | |
3118 | * unrecoverable / not handled error | |
3119 | */ | |
3120 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
3121 | "loop_id=%x jiffies=%lx.\n", |
3122 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
3123 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3124 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
3125 | ||
3126 | *next_loopid = fcport->loop_id; | |
fd34f556 | 3127 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3128 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3129 | fcport->d_id.b.al_pa); | |
1da177e4 | 3130 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 3131 | fcport->login_retry = 0; |
1da177e4 LT |
3132 | |
3133 | rval = 3; | |
3134 | break; | |
3135 | } | |
3136 | } | |
3137 | ||
3138 | return (rval); | |
3139 | } | |
3140 | ||
3141 | /* | |
3142 | * qla2x00_local_device_login | |
3143 | * Issue local device login command. | |
3144 | * | |
3145 | * Input: | |
3146 | * ha = adapter block pointer. | |
3147 | * loop_id = loop id of device to login to. | |
3148 | * | |
3149 | * Returns (Where's the #define!!!!): | |
3150 | * 0 - Login successfully | |
3151 | * 1 - Login failed | |
3152 | * 3 - Fatal error | |
3153 | */ | |
3154 | int | |
9a52a57c | 3155 | qla2x00_local_device_login(scsi_qla_host_t *ha, fc_port_t *fcport) |
1da177e4 LT |
3156 | { |
3157 | int rval; | |
3158 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
3159 | ||
3160 | memset(mb, 0, sizeof(mb)); | |
9a52a57c | 3161 | rval = qla2x00_login_local_device(ha, fcport, mb, BIT_0); |
1da177e4 LT |
3162 | if (rval == QLA_SUCCESS) { |
3163 | /* Interrogate mailbox registers for any errors */ | |
3164 | if (mb[0] == MBS_COMMAND_ERROR) | |
3165 | rval = 1; | |
3166 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
3167 | /* device not in PCB table */ | |
3168 | rval = 3; | |
3169 | } | |
3170 | ||
3171 | return (rval); | |
3172 | } | |
3173 | ||
3174 | /* | |
3175 | * qla2x00_loop_resync | |
3176 | * Resync with fibre channel devices. | |
3177 | * | |
3178 | * Input: | |
3179 | * ha = adapter block pointer. | |
3180 | * | |
3181 | * Returns: | |
3182 | * 0 = success | |
3183 | */ | |
3184 | int | |
fa2a1ce5 | 3185 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
3186 | { |
3187 | int rval; | |
3188 | uint32_t wait_time; | |
3189 | ||
3190 | rval = QLA_SUCCESS; | |
3191 | ||
3192 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
3193 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3194 | if (ha->flags.online) { | |
3195 | if (!(rval = qla2x00_fw_ready(ha))) { | |
3196 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3197 | wait_time = 256; | |
3198 | do { | |
1da177e4 LT |
3199 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
3200 | ||
0107109e AV |
3201 | /* Issue a marker after FW becomes ready. */ |
3202 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3203 | ha->marker_needed = 0; | |
1da177e4 LT |
3204 | |
3205 | /* Remap devices on Loop. */ | |
3206 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3207 | ||
3208 | qla2x00_configure_loop(ha); | |
3209 | wait_time--; | |
3210 | } while (!atomic_read(&ha->loop_down_timer) && | |
3211 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3212 | wait_time && | |
3213 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3214 | } | |
1da177e4 LT |
3215 | } |
3216 | ||
3217 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
3218 | return (QLA_FUNCTION_FAILED); | |
3219 | } | |
3220 | ||
3221 | if (rval) { | |
3222 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
3223 | } | |
3224 | ||
3225 | return (rval); | |
3226 | } | |
3227 | ||
d97994dc | 3228 | void |
3229 | qla2x00_update_fcports(scsi_qla_host_t *ha) | |
3230 | { | |
3231 | fc_port_t *fcport; | |
3232 | ||
3233 | /* Go with deferred removal of rport references. */ | |
3234 | list_for_each_entry(fcport, &ha->fcports, list) | |
c9c5ced9 AV |
3235 | if (fcport->drport && |
3236 | atomic_read(&fcport->state) != FCS_UNCONFIGURED) | |
d97994dc | 3237 | qla2x00_rport_del(fcport); |
3238 | } | |
3239 | ||
1da177e4 LT |
3240 | /* |
3241 | * qla2x00_abort_isp | |
3242 | * Resets ISP and aborts all outstanding commands. | |
3243 | * | |
3244 | * Input: | |
3245 | * ha = adapter block pointer. | |
3246 | * | |
3247 | * Returns: | |
3248 | * 0 = success | |
3249 | */ | |
3250 | int | |
3251 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
3252 | { | |
476e8978 | 3253 | int rval; |
1da177e4 | 3254 | uint8_t status = 0; |
a7a28504 | 3255 | scsi_qla_host_t *vha; |
1da177e4 LT |
3256 | |
3257 | if (ha->flags.online) { | |
3258 | ha->flags.online = 0; | |
3259 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
e5f5f6f7 | 3260 | ha->qla_stats.total_isp_aborts++; |
1da177e4 LT |
3261 | |
3262 | qla_printk(KERN_INFO, ha, | |
3263 | "Performing ISP error recovery - ha= %p.\n", ha); | |
fd34f556 | 3264 | ha->isp_ops->reset_chip(ha); |
1da177e4 LT |
3265 | |
3266 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3267 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3268 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
d97994dc | 3269 | qla2x00_mark_all_devices_lost(ha, 0); |
a7a28504 AV |
3270 | list_for_each_entry(vha, &ha->vp_list, vp_list) |
3271 | qla2x00_mark_all_devices_lost(vha, 0); | |
1da177e4 LT |
3272 | } else { |
3273 | if (!atomic_read(&ha->loop_down_timer)) | |
3274 | atomic_set(&ha->loop_down_timer, | |
3275 | LOOP_DOWN_TIME); | |
3276 | } | |
3277 | ||
1da177e4 | 3278 | /* Requeue all commands in outstanding command list. */ |
df4bf0bb | 3279 | qla2x00_abort_all_cmds(ha, DID_RESET << 16); |
1da177e4 | 3280 | |
fd34f556 | 3281 | ha->isp_ops->get_flash_version(ha, ha->request_ring); |
30c47662 | 3282 | |
fd34f556 | 3283 | ha->isp_ops->nvram_config(ha); |
1da177e4 LT |
3284 | |
3285 | if (!qla2x00_restart_isp(ha)) { | |
3286 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3287 | ||
3288 | if (!atomic_read(&ha->loop_down_timer)) { | |
3289 | /* | |
3290 | * Issue marker command only when we are going | |
3291 | * to start the I/O . | |
3292 | */ | |
3293 | ha->marker_needed = 1; | |
3294 | } | |
3295 | ||
3296 | ha->flags.online = 1; | |
3297 | ||
fd34f556 | 3298 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 3299 | |
fa2a1ce5 | 3300 | ha->isp_abort_cnt = 0; |
1da177e4 | 3301 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
476e8978 | 3302 | |
df613b96 AV |
3303 | if (ha->fce) { |
3304 | ha->flags.fce_enabled = 1; | |
3305 | memset(ha->fce, 0, | |
3306 | fce_calc_size(ha->fce_bufs)); | |
3307 | rval = qla2x00_enable_fce_trace(ha, | |
3308 | ha->fce_dma, ha->fce_bufs, ha->fce_mb, | |
3309 | &ha->fce_bufs); | |
3310 | if (rval) { | |
3311 | qla_printk(KERN_WARNING, ha, | |
3312 | "Unable to reinitialize FCE " | |
3313 | "(%d).\n", rval); | |
3314 | ha->flags.fce_enabled = 0; | |
3315 | } | |
3316 | } | |
436a7b11 AV |
3317 | |
3318 | if (ha->eft) { | |
3319 | memset(ha->eft, 0, EFT_SIZE); | |
3320 | rval = qla2x00_enable_eft_trace(ha, | |
3321 | ha->eft_dma, EFT_NUM_BUFFERS); | |
3322 | if (rval) { | |
3323 | qla_printk(KERN_WARNING, ha, | |
3324 | "Unable to reinitialize EFT " | |
3325 | "(%d).\n", rval); | |
3326 | } | |
3327 | } | |
1da177e4 LT |
3328 | } else { /* failed the ISP abort */ |
3329 | ha->flags.online = 1; | |
3330 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3331 | if (ha->isp_abort_cnt == 0) { | |
3332 | qla_printk(KERN_WARNING, ha, | |
3333 | "ISP error recovery failed - " | |
3334 | "board disabled\n"); | |
fa2a1ce5 | 3335 | /* |
1da177e4 LT |
3336 | * The next call disables the board |
3337 | * completely. | |
3338 | */ | |
fd34f556 | 3339 | ha->isp_ops->reset_adapter(ha); |
1da177e4 LT |
3340 | ha->flags.online = 0; |
3341 | clear_bit(ISP_ABORT_RETRY, | |
3342 | &ha->dpc_flags); | |
3343 | status = 0; | |
3344 | } else { /* schedule another ISP abort */ | |
3345 | ha->isp_abort_cnt--; | |
3346 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3347 | "retry remaining %d\n", |
744f11fd | 3348 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3349 | status = 1; |
3350 | } | |
3351 | } else { | |
3352 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3353 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3354 | "- retrying (%d) more times\n", | |
744f11fd | 3355 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3356 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3357 | status = 1; | |
3358 | } | |
3359 | } | |
fa2a1ce5 | 3360 | |
1da177e4 LT |
3361 | } |
3362 | ||
3363 | if (status) { | |
3364 | qla_printk(KERN_INFO, ha, | |
3365 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3366 | } else { | |
3367 | DEBUG(printk(KERN_INFO | |
3368 | "qla2x00_abort_isp(%ld): exiting.\n", | |
744f11fd | 3369 | ha->host_no)); |
1da177e4 LT |
3370 | } |
3371 | ||
3372 | return(status); | |
3373 | } | |
3374 | ||
3375 | /* | |
3376 | * qla2x00_restart_isp | |
3377 | * restarts the ISP after a reset | |
3378 | * | |
3379 | * Input: | |
3380 | * ha = adapter block pointer. | |
3381 | * | |
3382 | * Returns: | |
3383 | * 0 = success | |
3384 | */ | |
3385 | static int | |
3386 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3387 | { | |
3388 | uint8_t status = 0; | |
1da177e4 LT |
3389 | uint32_t wait_time; |
3390 | ||
3391 | /* If firmware needs to be loaded */ | |
3392 | if (qla2x00_isp_firmware(ha)) { | |
3393 | ha->flags.online = 0; | |
3db0652e | 3394 | if (!(status = ha->isp_ops->chip_diag(ha))) |
1da177e4 | 3395 | status = qla2x00_setup_chip(ha); |
1da177e4 LT |
3396 | } |
3397 | ||
1da177e4 LT |
3398 | if (!status && !(status = qla2x00_init_rings(ha))) { |
3399 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3400 | if (!(status = qla2x00_fw_ready(ha))) { | |
3401 | DEBUG(printk("%s(): Start configure loop, " | |
744f11fd | 3402 | "status = %d\n", __func__, status)); |
0107109e AV |
3403 | |
3404 | /* Issue a marker after FW becomes ready. */ | |
3405 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3406 | ||
1da177e4 LT |
3407 | ha->flags.online = 1; |
3408 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3409 | wait_time = 256; | |
3410 | do { | |
3411 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3412 | qla2x00_configure_loop(ha); | |
3413 | wait_time--; | |
3414 | } while (!atomic_read(&ha->loop_down_timer) && | |
3415 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3416 | wait_time && | |
3417 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3418 | } | |
3419 | ||
3420 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3421 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3422 | status = 0; |
3423 | ||
3424 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3425 | __func__, | |
744f11fd | 3426 | status)); |
1da177e4 LT |
3427 | } |
3428 | return (status); | |
3429 | } | |
3430 | ||
3431 | /* | |
3432 | * qla2x00_reset_adapter | |
3433 | * Reset adapter. | |
3434 | * | |
3435 | * Input: | |
3436 | * ha = adapter block pointer. | |
3437 | */ | |
abbd8870 | 3438 | void |
1da177e4 LT |
3439 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3440 | { | |
3441 | unsigned long flags = 0; | |
3d71644c | 3442 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3443 | |
3444 | ha->flags.online = 0; | |
fd34f556 | 3445 | ha->isp_ops->disable_intrs(ha); |
1da177e4 | 3446 | |
1da177e4 LT |
3447 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3448 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3449 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3450 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3451 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3452 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3453 | } | |
0107109e AV |
3454 | |
3455 | void | |
3456 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3457 | { | |
3458 | unsigned long flags = 0; | |
3459 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3460 | ||
3461 | ha->flags.online = 0; | |
fd34f556 | 3462 | ha->isp_ops->disable_intrs(ha); |
0107109e AV |
3463 | |
3464 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3465 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3466 | RD_REG_DWORD(®->hccr); | |
3467 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3468 | RD_REG_DWORD(®->hccr); | |
3469 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3470 | } | |
3471 | ||
4e08df3f DM |
3472 | /* On sparc systems, obtain port and node WWN from firmware |
3473 | * properties. | |
3474 | */ | |
3475 | static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *ha, struct nvram_24xx *nv) | |
3476 | { | |
3477 | #ifdef CONFIG_SPARC | |
3478 | struct pci_dev *pdev = ha->pdev; | |
15576bc8 DM |
3479 | struct device_node *dp = pci_device_to_OF_node(pdev); |
3480 | const u8 *val; | |
4e08df3f DM |
3481 | int len; |
3482 | ||
3483 | val = of_get_property(dp, "port-wwn", &len); | |
3484 | if (val && len >= WWN_SIZE) | |
3485 | memcpy(nv->port_name, val, WWN_SIZE); | |
3486 | ||
3487 | val = of_get_property(dp, "node-wwn", &len); | |
3488 | if (val && len >= WWN_SIZE) | |
3489 | memcpy(nv->node_name, val, WWN_SIZE); | |
3490 | #endif | |
3491 | } | |
3492 | ||
0107109e AV |
3493 | int |
3494 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3495 | { | |
4e08df3f | 3496 | int rval; |
0107109e AV |
3497 | struct init_cb_24xx *icb; |
3498 | struct nvram_24xx *nv; | |
3499 | uint32_t *dptr; | |
3500 | uint8_t *dptr1, *dptr2; | |
3501 | uint32_t chksum; | |
3502 | uint16_t cnt; | |
3503 | ||
4e08df3f | 3504 | rval = QLA_SUCCESS; |
0107109e | 3505 | icb = (struct init_cb_24xx *)ha->init_cb; |
281afe19 | 3506 | nv = ha->nvram; |
0107109e AV |
3507 | |
3508 | /* Determine NVRAM starting address. */ | |
3509 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3510 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
6f641790 | 3511 | ha->vpd_size = FA_NVRAM_VPD_SIZE; |
3512 | ha->vpd_base = FA_NVRAM_VPD0_ADDR; | |
3513 | if (PCI_FUNC(ha->pdev->devfn)) { | |
0107109e | 3514 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; |
6f641790 | 3515 | ha->vpd_base = FA_NVRAM_VPD1_ADDR; |
3516 | } | |
0107109e | 3517 | |
281afe19 SJ |
3518 | /* Get VPD data into cache */ |
3519 | ha->vpd = ha->nvram + VPD_OFFSET; | |
3520 | ha->isp_ops->read_nvram(ha, (uint8_t *)ha->vpd, | |
3521 | ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4); | |
3522 | ||
3523 | /* Get NVRAM data into cache and calculate checksum. */ | |
0107109e | 3524 | dptr = (uint32_t *)nv; |
fd34f556 | 3525 | ha->isp_ops->read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, |
0107109e AV |
3526 | ha->nvram_size); |
3527 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3528 | chksum += le32_to_cpu(*dptr++); | |
3529 | ||
3530 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
281afe19 | 3531 | DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size)); |
0107109e AV |
3532 | |
3533 | /* Bad NVRAM data, set defaults parameters. */ | |
3534 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3535 | || nv->id[3] != ' ' || | |
3536 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3537 | /* Reset NVRAM data. */ | |
3538 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3539 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3540 | le16_to_cpu(nv->nvram_version)); | |
4e08df3f DM |
3541 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " |
3542 | "invalid -- WWPN) defaults.\n"); | |
3543 | ||
3544 | /* | |
3545 | * Set default initialization control block. | |
3546 | */ | |
3547 | memset(nv, 0, ha->nvram_size); | |
3548 | nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); | |
3549 | nv->version = __constant_cpu_to_le16(ICB_VERSION); | |
3550 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
3551 | nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
3552 | nv->exchange_count = __constant_cpu_to_le16(0); | |
3553 | nv->hard_address = __constant_cpu_to_le16(124); | |
3554 | nv->port_name[0] = 0x21; | |
3555 | nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn); | |
3556 | nv->port_name[2] = 0x00; | |
3557 | nv->port_name[3] = 0xe0; | |
3558 | nv->port_name[4] = 0x8b; | |
3559 | nv->port_name[5] = 0x1c; | |
3560 | nv->port_name[6] = 0x55; | |
3561 | nv->port_name[7] = 0x86; | |
3562 | nv->node_name[0] = 0x20; | |
3563 | nv->node_name[1] = 0x00; | |
3564 | nv->node_name[2] = 0x00; | |
3565 | nv->node_name[3] = 0xe0; | |
3566 | nv->node_name[4] = 0x8b; | |
3567 | nv->node_name[5] = 0x1c; | |
3568 | nv->node_name[6] = 0x55; | |
3569 | nv->node_name[7] = 0x86; | |
3570 | qla24xx_nvram_wwn_from_ofw(ha, nv); | |
3571 | nv->login_retry_count = __constant_cpu_to_le16(8); | |
3572 | nv->interrupt_delay_timer = __constant_cpu_to_le16(0); | |
3573 | nv->login_timeout = __constant_cpu_to_le16(0); | |
3574 | nv->firmware_options_1 = | |
3575 | __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); | |
3576 | nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); | |
3577 | nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); | |
3578 | nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); | |
3579 | nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); | |
3580 | nv->efi_parameters = __constant_cpu_to_le32(0); | |
3581 | nv->reset_delay = 5; | |
3582 | nv->max_luns_per_target = __constant_cpu_to_le16(128); | |
3583 | nv->port_down_retry_count = __constant_cpu_to_le16(30); | |
3584 | nv->link_down_timeout = __constant_cpu_to_le16(30); | |
3585 | ||
3586 | rval = 1; | |
0107109e AV |
3587 | } |
3588 | ||
3589 | /* Reset Initialization control block */ | |
3590 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3591 | ||
3592 | /* Copy 1st segment. */ | |
3593 | dptr1 = (uint8_t *)icb; | |
3594 | dptr2 = (uint8_t *)&nv->version; | |
3595 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3596 | while (cnt--) | |
3597 | *dptr1++ = *dptr2++; | |
3598 | ||
3599 | icb->login_retry_count = nv->login_retry_count; | |
3ea66e28 | 3600 | icb->link_down_on_nos = nv->link_down_on_nos; |
0107109e AV |
3601 | |
3602 | /* Copy 2nd segment. */ | |
3603 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3604 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3605 | cnt = (uint8_t *)&icb->reserved_3 - | |
3606 | (uint8_t *)&icb->interrupt_delay_timer; | |
3607 | while (cnt--) | |
3608 | *dptr1++ = *dptr2++; | |
3609 | ||
3610 | /* | |
3611 | * Setup driver NVRAM options. | |
3612 | */ | |
9bb9fcf2 AV |
3613 | qla2x00_set_model_info(ha, nv->model_name, sizeof(nv->model_name), |
3614 | "QLA2462"); | |
0107109e | 3615 | |
5341e868 AV |
3616 | /* Use alternate WWN? */ |
3617 | if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { | |
3618 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
3619 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
3620 | } | |
3621 | ||
0107109e | 3622 | /* Prepare nodename */ |
fd0e7e4d | 3623 | if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { |
0107109e AV |
3624 | /* |
3625 | * Firmware will apply the following mask if the nodename was | |
3626 | * not provided. | |
3627 | */ | |
3628 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3629 | icb->node_name[0] &= 0xF0; | |
3630 | } | |
3631 | ||
3632 | /* Set host adapter parameters. */ | |
3633 | ha->flags.disable_risc_code_load = 0; | |
0c8c39af AV |
3634 | ha->flags.enable_lip_reset = 0; |
3635 | ha->flags.enable_lip_full_login = | |
3636 | le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0; | |
3637 | ha->flags.enable_target_reset = | |
3638 | le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0; | |
0107109e | 3639 | ha->flags.enable_led_scheme = 0; |
d4c760c2 | 3640 | ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0; |
0107109e | 3641 | |
fd0e7e4d AV |
3642 | ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & |
3643 | (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
0107109e AV |
3644 | |
3645 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3646 | sizeof(ha->fw_seriallink_options24)); | |
3647 | ||
3648 | /* save HBA serial number */ | |
3649 | ha->serial0 = icb->port_name[5]; | |
3650 | ha->serial1 = icb->port_name[6]; | |
3651 | ha->serial2 = icb->port_name[7]; | |
3652 | ha->node_name = icb->node_name; | |
3653 | ha->port_name = icb->port_name; | |
3654 | ||
bc8fb3cb | 3655 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); |
3656 | ||
0107109e AV |
3657 | ha->retry_count = le16_to_cpu(nv->login_retry_count); |
3658 | ||
3659 | /* Set minimum login_timeout to 4 seconds. */ | |
3660 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3661 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3662 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3663 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3664 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
c6852c4c | 3665 | icb->login_timeout = nv->login_timeout; |
0107109e | 3666 | |
00a537b8 AV |
3667 | /* Set minimum RATOV to 100 tenths of a second. */ |
3668 | ha->r_a_tov = 100; | |
0107109e AV |
3669 | |
3670 | ha->loop_reset_delay = nv->reset_delay; | |
3671 | ||
3672 | /* Link Down Timeout = 0: | |
3673 | * | |
3674 | * When Port Down timer expires we will start returning | |
3675 | * I/O's to OS with "DID_NO_CONNECT". | |
3676 | * | |
3677 | * Link Down Timeout != 0: | |
3678 | * | |
3679 | * The driver waits for the link to come up after link down | |
3680 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3681 | */ | |
3682 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3683 | ha->loop_down_abort_time = | |
3684 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3685 | } else { | |
3686 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3687 | ha->loop_down_abort_time = | |
3688 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3689 | } | |
3690 | ||
3691 | /* Need enough time to try and get the port back. */ | |
3692 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3693 | if (qlport_down_retry) | |
3694 | ha->port_down_retry_count = qlport_down_retry; | |
3695 | ||
3696 | /* Set login_retry_count */ | |
3697 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3698 | if (ha->port_down_retry_count == | |
3699 | le16_to_cpu(nv->port_down_retry_count) && | |
3700 | ha->port_down_retry_count > 3) | |
3701 | ha->login_retry_count = ha->port_down_retry_count; | |
3702 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3703 | ha->login_retry_count = ha->port_down_retry_count; | |
3704 | if (ql2xloginretrycount) | |
3705 | ha->login_retry_count = ql2xloginretrycount; | |
3706 | ||
4fdfefe5 AV |
3707 | /* Enable ZIO. */ |
3708 | if (!ha->flags.init_done) { | |
3709 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3710 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3711 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3712 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3713 | } | |
3714 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3715 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3716 | ha->flags.process_response_queue = 0; | |
3717 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d | 3718 | ha->zio_mode = QLA_ZIO_MODE_6; |
3719 | ||
4fdfefe5 AV |
3720 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " |
3721 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3722 | ha->zio_timer * 100)); | |
3723 | qla_printk(KERN_INFO, ha, | |
3724 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3725 | ha->zio_mode, ha->zio_timer * 100); | |
3726 | ||
3727 | icb->firmware_options_2 |= cpu_to_le32( | |
3728 | (uint32_t)ha->zio_mode); | |
3729 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3730 | ha->flags.process_response_queue = 1; | |
3731 | } | |
3732 | ||
4e08df3f DM |
3733 | if (rval) { |
3734 | DEBUG2_3(printk(KERN_WARNING | |
3735 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
3736 | } | |
3737 | return (rval); | |
0107109e AV |
3738 | } |
3739 | ||
413975a0 | 3740 | static int |
d1c61909 AV |
3741 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3742 | { | |
3743 | int rval; | |
3744 | int segments, fragment; | |
3745 | uint32_t faddr; | |
3746 | uint32_t *dcode, dlen; | |
3747 | uint32_t risc_addr; | |
3748 | uint32_t risc_size; | |
3749 | uint32_t i; | |
3750 | ||
3751 | rval = QLA_SUCCESS; | |
3752 | ||
3753 | segments = FA_RISC_CODE_SEGMENTS; | |
3754 | faddr = FA_RISC_CODE_ADDR; | |
3755 | dcode = (uint32_t *)ha->request_ring; | |
3756 | *srisc_addr = 0; | |
3757 | ||
3758 | /* Validate firmware image by checking version. */ | |
3759 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3760 | for (i = 0; i < 4; i++) | |
3761 | dcode[i] = be32_to_cpu(dcode[i]); | |
3762 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3763 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3764 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3765 | dcode[3] == 0)) { | |
3766 | qla_printk(KERN_WARNING, ha, | |
3767 | "Unable to verify integrity of flash firmware image!\n"); | |
3768 | qla_printk(KERN_WARNING, ha, | |
3769 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3770 | dcode[1], dcode[2], dcode[3]); | |
3771 | ||
3772 | return QLA_FUNCTION_FAILED; | |
3773 | } | |
3774 | ||
3775 | while (segments && rval == QLA_SUCCESS) { | |
3776 | /* Read segment's load information. */ | |
3777 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3778 | ||
3779 | risc_addr = be32_to_cpu(dcode[2]); | |
3780 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3781 | risc_size = be32_to_cpu(dcode[3]); | |
3782 | ||
3783 | fragment = 0; | |
3784 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3785 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3786 | if (dlen > risc_size) | |
3787 | dlen = risc_size; | |
3788 | ||
3789 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3790 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3791 | ha->host_no, risc_addr, dlen, faddr)); | |
3792 | ||
3793 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3794 | for (i = 0; i < dlen; i++) | |
3795 | dcode[i] = swab32(dcode[i]); | |
3796 | ||
3797 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3798 | dlen); | |
3799 | if (rval) { | |
3800 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3801 | "segment %d of firmware\n", ha->host_no, | |
3802 | fragment)); | |
3803 | qla_printk(KERN_WARNING, ha, | |
3804 | "[ERROR] Failed to load segment %d of " | |
3805 | "firmware\n", fragment); | |
3806 | break; | |
3807 | } | |
3808 | ||
3809 | faddr += dlen; | |
3810 | risc_addr += dlen; | |
3811 | risc_size -= dlen; | |
3812 | fragment++; | |
3813 | } | |
3814 | ||
3815 | /* Next segment. */ | |
3816 | segments--; | |
3817 | } | |
3818 | ||
3819 | return rval; | |
3820 | } | |
3821 | ||
d1c61909 AV |
3822 | #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/" |
3823 | ||
0107109e | 3824 | int |
5433383e AV |
3825 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3826 | { | |
3827 | int rval; | |
3828 | int i, fragment; | |
3829 | uint16_t *wcode, *fwcode; | |
3830 | uint32_t risc_addr, risc_size, fwclen, wlen, *seg; | |
3831 | struct fw_blob *blob; | |
3832 | ||
3833 | /* Load firmware blob. */ | |
3834 | blob = qla2x00_request_firmware(ha); | |
3835 | if (!blob) { | |
3836 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3837 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3838 | "from: " QLA_FW_URL ".\n"); | |
5433383e AV |
3839 | return QLA_FUNCTION_FAILED; |
3840 | } | |
3841 | ||
3842 | rval = QLA_SUCCESS; | |
3843 | ||
3844 | wcode = (uint16_t *)ha->request_ring; | |
3845 | *srisc_addr = 0; | |
3846 | fwcode = (uint16_t *)blob->fw->data; | |
3847 | fwclen = 0; | |
3848 | ||
3849 | /* Validate firmware image by checking version. */ | |
3850 | if (blob->fw->size < 8 * sizeof(uint16_t)) { | |
3851 | qla_printk(KERN_WARNING, ha, | |
3852 | "Unable to verify integrity of firmware image (%Zd)!\n", | |
3853 | blob->fw->size); | |
3854 | goto fail_fw_integrity; | |
3855 | } | |
3856 | for (i = 0; i < 4; i++) | |
3857 | wcode[i] = be16_to_cpu(fwcode[i + 4]); | |
3858 | if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && | |
3859 | wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && | |
3860 | wcode[2] == 0 && wcode[3] == 0)) { | |
3861 | qla_printk(KERN_WARNING, ha, | |
3862 | "Unable to verify integrity of firmware image!\n"); | |
3863 | qla_printk(KERN_WARNING, ha, | |
3864 | "Firmware data: %04x %04x %04x %04x!\n", wcode[0], | |
3865 | wcode[1], wcode[2], wcode[3]); | |
3866 | goto fail_fw_integrity; | |
3867 | } | |
3868 | ||
3869 | seg = blob->segs; | |
3870 | while (*seg && rval == QLA_SUCCESS) { | |
3871 | risc_addr = *seg; | |
3872 | *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; | |
3873 | risc_size = be16_to_cpu(fwcode[3]); | |
3874 | ||
3875 | /* Validate firmware image size. */ | |
3876 | fwclen += risc_size * sizeof(uint16_t); | |
3877 | if (blob->fw->size < fwclen) { | |
3878 | qla_printk(KERN_WARNING, ha, | |
3879 | "Unable to verify integrity of firmware image " | |
3880 | "(%Zd)!\n", blob->fw->size); | |
3881 | goto fail_fw_integrity; | |
3882 | } | |
3883 | ||
3884 | fragment = 0; | |
3885 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3886 | wlen = (uint16_t)(ha->fw_transfer_size >> 1); | |
3887 | if (wlen > risc_size) | |
3888 | wlen = risc_size; | |
3889 | ||
3890 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3891 | "addr %x, number of words 0x%x.\n", ha->host_no, | |
3892 | risc_addr, wlen)); | |
3893 | ||
3894 | for (i = 0; i < wlen; i++) | |
3895 | wcode[i] = swab16(fwcode[i]); | |
3896 | ||
3897 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3898 | wlen); | |
3899 | if (rval) { | |
3900 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3901 | "segment %d of firmware\n", ha->host_no, | |
3902 | fragment)); | |
3903 | qla_printk(KERN_WARNING, ha, | |
3904 | "[ERROR] Failed to load segment %d of " | |
3905 | "firmware\n", fragment); | |
3906 | break; | |
3907 | } | |
3908 | ||
3909 | fwcode += wlen; | |
3910 | risc_addr += wlen; | |
3911 | risc_size -= wlen; | |
3912 | fragment++; | |
3913 | } | |
3914 | ||
3915 | /* Next segment. */ | |
3916 | seg++; | |
3917 | } | |
3918 | return rval; | |
3919 | ||
3920 | fail_fw_integrity: | |
3921 | return QLA_FUNCTION_FAILED; | |
3922 | } | |
3923 | ||
3924 | int | |
3925 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
0107109e AV |
3926 | { |
3927 | int rval; | |
3928 | int segments, fragment; | |
3929 | uint32_t *dcode, dlen; | |
3930 | uint32_t risc_addr; | |
3931 | uint32_t risc_size; | |
3932 | uint32_t i; | |
5433383e | 3933 | struct fw_blob *blob; |
0107109e AV |
3934 | uint32_t *fwcode, fwclen; |
3935 | ||
5433383e AV |
3936 | /* Load firmware blob. */ |
3937 | blob = qla2x00_request_firmware(ha); | |
3938 | if (!blob) { | |
3939 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3940 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3941 | "from: " QLA_FW_URL ".\n"); | |
3942 | ||
3943 | /* Try to load RISC code from flash. */ | |
3944 | qla_printk(KERN_ERR, ha, "Attempting to load (potentially " | |
3945 | "outdated) firmware from flash.\n"); | |
3946 | return qla24xx_load_risc_flash(ha, srisc_addr); | |
0107109e AV |
3947 | } |
3948 | ||
3949 | rval = QLA_SUCCESS; | |
3950 | ||
3951 | segments = FA_RISC_CODE_SEGMENTS; | |
3952 | dcode = (uint32_t *)ha->request_ring; | |
3953 | *srisc_addr = 0; | |
5433383e | 3954 | fwcode = (uint32_t *)blob->fw->data; |
0107109e AV |
3955 | fwclen = 0; |
3956 | ||
3957 | /* Validate firmware image by checking version. */ | |
5433383e | 3958 | if (blob->fw->size < 8 * sizeof(uint32_t)) { |
0107109e | 3959 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3960 | "Unable to verify integrity of firmware image (%Zd)!\n", |
3961 | blob->fw->size); | |
0107109e AV |
3962 | goto fail_fw_integrity; |
3963 | } | |
3964 | for (i = 0; i < 4; i++) | |
3965 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3966 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3967 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3968 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3969 | dcode[3] == 0)) { | |
3970 | qla_printk(KERN_WARNING, ha, | |
5433383e | 3971 | "Unable to verify integrity of firmware image!\n"); |
0107109e AV |
3972 | qla_printk(KERN_WARNING, ha, |
3973 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3974 | dcode[1], dcode[2], dcode[3]); | |
3975 | goto fail_fw_integrity; | |
3976 | } | |
3977 | ||
3978 | while (segments && rval == QLA_SUCCESS) { | |
3979 | risc_addr = be32_to_cpu(fwcode[2]); | |
3980 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3981 | risc_size = be32_to_cpu(fwcode[3]); | |
3982 | ||
3983 | /* Validate firmware image size. */ | |
3984 | fwclen += risc_size * sizeof(uint32_t); | |
5433383e | 3985 | if (blob->fw->size < fwclen) { |
0107109e | 3986 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3987 | "Unable to verify integrity of firmware image " |
3988 | "(%Zd)!\n", blob->fw->size); | |
3989 | ||
0107109e AV |
3990 | goto fail_fw_integrity; |
3991 | } | |
3992 | ||
3993 | fragment = 0; | |
3994 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3995 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3996 | if (dlen > risc_size) | |
3997 | dlen = risc_size; | |
3998 | ||
3999 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
4000 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
4001 | risc_addr, dlen)); | |
4002 | ||
4003 | for (i = 0; i < dlen; i++) | |
4004 | dcode[i] = swab32(fwcode[i]); | |
4005 | ||
590f98e5 | 4006 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
4007 | dlen); | |
0107109e AV |
4008 | if (rval) { |
4009 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
4010 | "segment %d of firmware\n", ha->host_no, | |
4011 | fragment)); | |
4012 | qla_printk(KERN_WARNING, ha, | |
4013 | "[ERROR] Failed to load segment %d of " | |
4014 | "firmware\n", fragment); | |
4015 | break; | |
4016 | } | |
4017 | ||
4018 | fwcode += dlen; | |
4019 | risc_addr += dlen; | |
4020 | risc_size -= dlen; | |
4021 | fragment++; | |
4022 | } | |
4023 | ||
4024 | /* Next segment. */ | |
4025 | segments--; | |
4026 | } | |
0107109e AV |
4027 | return rval; |
4028 | ||
4029 | fail_fw_integrity: | |
0107109e | 4030 | return QLA_FUNCTION_FAILED; |
0107109e | 4031 | } |
18c6c127 AV |
4032 | |
4033 | void | |
4034 | qla2x00_try_to_stop_firmware(scsi_qla_host_t *ha) | |
4035 | { | |
4036 | int ret, retries; | |
4037 | ||
e428924c | 4038 | if (!IS_FWI2_CAPABLE(ha)) |
18c6c127 | 4039 | return; |
75edf81d AV |
4040 | if (!ha->fw_major_version) |
4041 | return; | |
18c6c127 AV |
4042 | |
4043 | ret = qla2x00_stop_firmware(ha); | |
7c7f1f29 AV |
4044 | for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT && |
4045 | retries ; retries--) { | |
8201e207 AV |
4046 | ha->isp_ops->reset_chip(ha); |
4047 | if (ha->isp_ops->chip_diag(ha) != QLA_SUCCESS) | |
18c6c127 AV |
4048 | continue; |
4049 | if (qla2x00_setup_chip(ha) != QLA_SUCCESS) | |
4050 | continue; | |
4051 | qla_printk(KERN_INFO, ha, | |
4052 | "Attempting retry of stop-firmware command...\n"); | |
4053 | ret = qla2x00_stop_firmware(ha); | |
4054 | } | |
4055 | } | |
2c3dfe3f SJ |
4056 | |
4057 | int | |
4058 | qla24xx_configure_vhba(scsi_qla_host_t *ha) | |
4059 | { | |
4060 | int rval = QLA_SUCCESS; | |
4061 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
4062 | ||
4063 | if (!ha->parent) | |
4064 | return -EINVAL; | |
4065 | ||
d4486fd6 | 4066 | rval = qla2x00_fw_ready(ha->parent); |
2c3dfe3f SJ |
4067 | if (rval == QLA_SUCCESS) { |
4068 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
246de42c | 4069 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); |
2c3dfe3f SJ |
4070 | } |
4071 | ||
4072 | ha->flags.management_server_logged_in = 0; | |
4073 | ||
4074 | /* Login to SNS first */ | |
d4486fd6 | 4075 | qla24xx_login_fabric(ha->parent, NPH_SNS, 0xff, 0xff, 0xfc, |
2c3dfe3f SJ |
4076 | mb, BIT_1); |
4077 | if (mb[0] != MBS_COMMAND_COMPLETE) { | |
4078 | DEBUG15(qla_printk(KERN_INFO, ha, | |
4079 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
4080 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS, | |
4081 | mb[0], mb[1], mb[2], mb[6], mb[7])); | |
4082 | return (QLA_FUNCTION_FAILED); | |
4083 | } | |
4084 | ||
4085 | atomic_set(&ha->loop_down_timer, 0); | |
4086 | atomic_set(&ha->loop_state, LOOP_UP); | |
4087 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
4088 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
d4486fd6 | 4089 | rval = qla2x00_loop_resync(ha->parent); |
2c3dfe3f SJ |
4090 | |
4091 | return rval; | |
4092 | } | |
4d4df193 HK |
4093 | |
4094 | /* 84XX Support **************************************************************/ | |
4095 | ||
4096 | static LIST_HEAD(qla_cs84xx_list); | |
4097 | static DEFINE_MUTEX(qla_cs84xx_mutex); | |
4098 | ||
4099 | static struct qla_chip_state_84xx * | |
4100 | qla84xx_get_chip(struct scsi_qla_host *ha) | |
4101 | { | |
4102 | struct qla_chip_state_84xx *cs84xx; | |
4103 | ||
4104 | mutex_lock(&qla_cs84xx_mutex); | |
4105 | ||
4106 | /* Find any shared 84xx chip. */ | |
4107 | list_for_each_entry(cs84xx, &qla_cs84xx_list, list) { | |
4108 | if (cs84xx->bus == ha->pdev->bus) { | |
4109 | kref_get(&cs84xx->kref); | |
4110 | goto done; | |
4111 | } | |
4112 | } | |
4113 | ||
4114 | cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL); | |
4115 | if (!cs84xx) | |
4116 | goto done; | |
4117 | ||
4118 | kref_init(&cs84xx->kref); | |
4119 | spin_lock_init(&cs84xx->access_lock); | |
4120 | mutex_init(&cs84xx->fw_update_mutex); | |
4121 | cs84xx->bus = ha->pdev->bus; | |
4122 | ||
4123 | list_add_tail(&cs84xx->list, &qla_cs84xx_list); | |
4124 | done: | |
4125 | mutex_unlock(&qla_cs84xx_mutex); | |
4126 | return cs84xx; | |
4127 | } | |
4128 | ||
4129 | static void | |
4130 | __qla84xx_chip_release(struct kref *kref) | |
4131 | { | |
4132 | struct qla_chip_state_84xx *cs84xx = | |
4133 | container_of(kref, struct qla_chip_state_84xx, kref); | |
4134 | ||
4135 | mutex_lock(&qla_cs84xx_mutex); | |
4136 | list_del(&cs84xx->list); | |
4137 | mutex_unlock(&qla_cs84xx_mutex); | |
4138 | kfree(cs84xx); | |
4139 | } | |
4140 | ||
4141 | void | |
4142 | qla84xx_put_chip(struct scsi_qla_host *ha) | |
4143 | { | |
4144 | if (ha->cs84xx) | |
4145 | kref_put(&ha->cs84xx->kref, __qla84xx_chip_release); | |
4146 | } | |
4147 | ||
4148 | static int | |
4149 | qla84xx_init_chip(scsi_qla_host_t *ha) | |
4150 | { | |
4151 | int rval; | |
4152 | uint16_t status[2]; | |
4153 | ||
4154 | mutex_lock(&ha->cs84xx->fw_update_mutex); | |
4155 | ||
4156 | rval = qla84xx_verify_chip(ha, status); | |
4157 | ||
4158 | mutex_unlock(&ha->cs84xx->fw_update_mutex); | |
4159 | ||
4160 | return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED: | |
4161 | QLA_SUCCESS; | |
4162 | } |