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Commit | Line | Data |
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1da177e4 | 1 | /* |
fa90c54f AV |
2 | * QLogic Fibre Channel HBA Driver |
3 | * Copyright (c) 2003-2005 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 | ||
14 | /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */ | |
15 | #ifndef EXT_IS_LUN_BIT_SET | |
16 | #define EXT_IS_LUN_BIT_SET(P,L) \ | |
17 | (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0) | |
18 | #define EXT_SET_LUN_BIT(P,L) \ | |
19 | ((P)->mask[L/8] |= (0x80 >> (L%8))) | |
20 | #endif | |
21 | ||
22 | /* | |
23 | * QLogic ISP2x00 Hardware Support Function Prototypes. | |
24 | */ | |
1da177e4 | 25 | static int qla2x00_isp_firmware(scsi_qla_host_t *); |
1da177e4 LT |
26 | static void qla2x00_resize_request_q(scsi_qla_host_t *); |
27 | static int qla2x00_setup_chip(scsi_qla_host_t *); | |
28 | static void qla2x00_init_response_q_entries(scsi_qla_host_t *); | |
29 | static int qla2x00_init_rings(scsi_qla_host_t *); | |
30 | static int qla2x00_fw_ready(scsi_qla_host_t *); | |
31 | static int qla2x00_configure_hba(scsi_qla_host_t *); | |
1da177e4 LT |
32 | static int qla2x00_configure_loop(scsi_qla_host_t *); |
33 | static int qla2x00_configure_local_loop(scsi_qla_host_t *); | |
1da177e4 LT |
34 | static int qla2x00_configure_fabric(scsi_qla_host_t *); |
35 | static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); | |
36 | static int qla2x00_device_resync(scsi_qla_host_t *); | |
37 | static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, | |
38 | uint16_t *); | |
1da177e4 LT |
39 | |
40 | static int qla2x00_restart_isp(scsi_qla_host_t *); | |
1da177e4 LT |
41 | |
42 | /****************************************************************************/ | |
43 | /* QLogic ISP2x00 Hardware Support Functions. */ | |
44 | /****************************************************************************/ | |
45 | ||
46 | /* | |
47 | * qla2x00_initialize_adapter | |
48 | * Initialize board. | |
49 | * | |
50 | * Input: | |
51 | * ha = adapter block pointer. | |
52 | * | |
53 | * Returns: | |
54 | * 0 = success | |
55 | */ | |
56 | int | |
57 | qla2x00_initialize_adapter(scsi_qla_host_t *ha) | |
58 | { | |
59 | int rval; | |
60 | uint8_t restart_risc = 0; | |
61 | uint8_t retry; | |
62 | uint32_t wait_time; | |
63 | ||
64 | /* Clear adapter flags. */ | |
65 | ha->flags.online = 0; | |
66 | ha->flags.reset_active = 0; | |
67 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
68 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
69 | ha->device_flags = 0; | |
1da177e4 | 70 | ha->dpc_flags = 0; |
1da177e4 LT |
71 | ha->flags.management_server_logged_in = 0; |
72 | ha->marker_needed = 0; | |
73 | ha->mbx_flags = 0; | |
74 | ha->isp_abort_cnt = 0; | |
75 | ha->beacon_blink_led = 0; | |
cca5335c | 76 | set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags); |
1da177e4 | 77 | |
0107109e | 78 | qla_printk(KERN_INFO, ha, "Configuring PCI space...\n"); |
abbd8870 | 79 | rval = ha->isp_ops.pci_config(ha); |
1da177e4 LT |
80 | if (rval) { |
81 | DEBUG2(printk("scsi(%ld): Unable to configure PCI space=n", | |
82 | ha->host_no)); | |
83 | return (rval); | |
84 | } | |
85 | ||
abbd8870 | 86 | ha->isp_ops.reset_chip(ha); |
1da177e4 | 87 | |
1da177e4 | 88 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 89 | |
abbd8870 | 90 | ha->isp_ops.nvram_config(ha); |
1da177e4 LT |
91 | |
92 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); | |
93 | ||
94 | retry = 10; | |
95 | /* | |
96 | * Try to configure the loop. | |
97 | */ | |
98 | do { | |
99 | restart_risc = 0; | |
100 | ||
101 | /* If firmware needs to be loaded */ | |
102 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { | |
abbd8870 | 103 | if ((rval = ha->isp_ops.chip_diag(ha)) == QLA_SUCCESS) { |
1da177e4 LT |
104 | rval = qla2x00_setup_chip(ha); |
105 | } | |
106 | } | |
107 | ||
108 | if (rval == QLA_SUCCESS && | |
109 | (rval = qla2x00_init_rings(ha)) == QLA_SUCCESS) { | |
110 | check_fw_ready_again: | |
111 | /* | |
fa2a1ce5 | 112 | * Wait for a successful LIP up to a maximum |
1da177e4 LT |
113 | * of (in seconds): RISC login timeout value, |
114 | * RISC retry count value, and port down retry | |
fa2a1ce5 | 115 | * value OR a minimum of 4 seconds OR If no |
1da177e4 LT |
116 | * cable, only 5 seconds. |
117 | */ | |
118 | rval = qla2x00_fw_ready(ha); | |
119 | if (rval == QLA_SUCCESS) { | |
120 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
121 | ||
0107109e AV |
122 | /* Issue a marker after FW becomes ready. */ |
123 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
124 | ||
1da177e4 LT |
125 | /* |
126 | * Wait at most MAX_TARGET RSCNs for a stable | |
127 | * link. | |
128 | */ | |
129 | wait_time = 256; | |
130 | do { | |
131 | clear_bit(LOOP_RESYNC_NEEDED, | |
132 | &ha->dpc_flags); | |
133 | rval = qla2x00_configure_loop(ha); | |
134 | ||
135 | if (test_and_clear_bit(ISP_ABORT_NEEDED, | |
136 | &ha->dpc_flags)) { | |
137 | restart_risc = 1; | |
138 | break; | |
139 | } | |
140 | ||
141 | /* | |
142 | * If loop state change while we were | |
143 | * discoverying devices then wait for | |
144 | * LIP to complete | |
145 | */ | |
146 | ||
33135aa2 RA |
147 | if (atomic_read(&ha->loop_state) != |
148 | LOOP_READY && retry--) { | |
1da177e4 LT |
149 | goto check_fw_ready_again; |
150 | } | |
151 | wait_time--; | |
152 | } while (!atomic_read(&ha->loop_down_timer) && | |
153 | retry && | |
154 | wait_time && | |
155 | (test_bit(LOOP_RESYNC_NEEDED, | |
156 | &ha->dpc_flags))); | |
157 | ||
158 | if (wait_time == 0) | |
159 | rval = QLA_FUNCTION_FAILED; | |
1da177e4 LT |
160 | } else if (ha->device_flags & DFLG_NO_CABLE) |
161 | /* If no cable, then all is good. */ | |
162 | rval = QLA_SUCCESS; | |
163 | } | |
164 | } while (restart_risc && retry--); | |
165 | ||
166 | if (rval == QLA_SUCCESS) { | |
167 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
168 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); |
169 | ha->marker_needed = 0; | |
170 | ||
171 | ha->flags.online = 1; | |
172 | } else { | |
173 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
174 | } | |
175 | ||
176 | return (rval); | |
177 | } | |
178 | ||
179 | /** | |
abbd8870 | 180 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
181 | * @ha: HA context |
182 | * | |
183 | * Returns 0 on success. | |
184 | */ | |
abbd8870 AV |
185 | int |
186 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 187 | { |
abbd8870 | 188 | uint16_t w, mwi; |
27b2f679 | 189 | uint32_t d; |
abbd8870 | 190 | unsigned long flags; |
3d71644c | 191 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 192 | |
1da177e4 LT |
193 | pci_set_master(ha->pdev); |
194 | mwi = 0; | |
195 | if (pci_set_mwi(ha->pdev)) | |
196 | mwi = PCI_COMMAND_INVALIDATE; | |
1da177e4 | 197 | |
1da177e4 LT |
198 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
199 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
abbd8870 AV |
200 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
201 | ||
202 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
203 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
204 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
205 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
206 | |
207 | /* Get PCI bus information. */ | |
208 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 209 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
210 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
211 | ||
abbd8870 AV |
212 | return QLA_SUCCESS; |
213 | } | |
1da177e4 | 214 | |
abbd8870 AV |
215 | /** |
216 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
217 | * @ha: HA context | |
218 | * | |
219 | * Returns 0 on success. | |
220 | */ | |
221 | int | |
222 | qla2300_pci_config(scsi_qla_host_t *ha) | |
223 | { | |
224 | uint16_t w, mwi; | |
27b2f679 | 225 | uint32_t d; |
abbd8870 AV |
226 | unsigned long flags = 0; |
227 | uint32_t cnt; | |
3d71644c | 228 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 229 | |
abbd8870 AV |
230 | pci_set_master(ha->pdev); |
231 | mwi = 0; | |
232 | if (pci_set_mwi(ha->pdev)) | |
233 | mwi = PCI_COMMAND_INVALIDATE; | |
1da177e4 | 234 | |
abbd8870 AV |
235 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
236 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
1da177e4 | 237 | |
abbd8870 AV |
238 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
239 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
1da177e4 | 240 | |
abbd8870 AV |
241 | /* |
242 | * If this is a 2300 card and not 2312, reset the | |
243 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
244 | * the 2310 also reports itself as a 2300 so we need to get the | |
245 | * fb revision level -- a 6 indicates it really is a 2300 and | |
246 | * not a 2310. | |
247 | */ | |
248 | if (IS_QLA2300(ha)) { | |
249 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 250 | |
abbd8870 | 251 | /* Pause RISC. */ |
3d71644c | 252 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 253 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 254 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 255 | break; |
1da177e4 | 256 | |
abbd8870 AV |
257 | udelay(10); |
258 | } | |
1da177e4 | 259 | |
abbd8870 | 260 | /* Select FPM registers. */ |
3d71644c AV |
261 | WRT_REG_WORD(®->ctrl_status, 0x20); |
262 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
263 | |
264 | /* Get the fb rev level */ | |
3d71644c | 265 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
266 | |
267 | if (ha->fb_rev == FPM_2300) | |
268 | w &= ~PCI_COMMAND_INVALIDATE; | |
269 | ||
270 | /* Deselect FPM registers. */ | |
3d71644c AV |
271 | WRT_REG_WORD(®->ctrl_status, 0x0); |
272 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
273 | |
274 | /* Release RISC module. */ | |
3d71644c | 275 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 276 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 277 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
278 | break; |
279 | ||
280 | udelay(10); | |
1da177e4 | 281 | } |
1da177e4 | 282 | |
abbd8870 AV |
283 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
284 | } | |
1da177e4 LT |
285 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
286 | ||
abbd8870 AV |
287 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
288 | ||
1da177e4 | 289 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
290 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
291 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
292 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 293 | |
abbd8870 AV |
294 | /* Get PCI bus information. */ |
295 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 296 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
297 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
298 | ||
299 | return QLA_SUCCESS; | |
1da177e4 LT |
300 | } |
301 | ||
0107109e AV |
302 | /** |
303 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
304 | * @ha: HA context | |
305 | * | |
306 | * Returns 0 on success. | |
307 | */ | |
308 | int | |
309 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
310 | { | |
311 | uint16_t w, mwi; | |
27b2f679 | 312 | uint32_t d; |
0107109e AV |
313 | unsigned long flags = 0; |
314 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
315 | int pcix_cmd_reg, pcie_dctl_reg; | |
316 | ||
317 | pci_set_master(ha->pdev); | |
318 | mwi = 0; | |
319 | if (pci_set_mwi(ha->pdev)) | |
320 | mwi = PCI_COMMAND_INVALIDATE; | |
0107109e AV |
321 | |
322 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
323 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
324 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
325 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
326 | ||
327 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
328 | ||
329 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
330 | pcix_cmd_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX); | |
331 | if (pcix_cmd_reg) { | |
332 | uint16_t pcix_cmd; | |
333 | ||
334 | pcix_cmd_reg += PCI_X_CMD; | |
335 | pci_read_config_word(ha->pdev, pcix_cmd_reg, &pcix_cmd); | |
336 | pcix_cmd &= ~PCI_X_CMD_MAX_READ; | |
337 | pcix_cmd |= 0x0008; | |
338 | pci_write_config_word(ha->pdev, pcix_cmd_reg, pcix_cmd); | |
339 | } | |
340 | ||
341 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
342 | pcie_dctl_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
343 | if (pcie_dctl_reg) { | |
344 | uint16_t pcie_dctl; | |
345 | ||
346 | pcie_dctl_reg += PCI_EXP_DEVCTL; | |
347 | pci_read_config_word(ha->pdev, pcie_dctl_reg, &pcie_dctl); | |
348 | pcie_dctl &= ~PCI_EXP_DEVCTL_READRQ; | |
349 | pcie_dctl |= 0x4000; | |
350 | pci_write_config_word(ha->pdev, pcie_dctl_reg, pcie_dctl); | |
351 | } | |
352 | ||
353 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
354 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
355 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
356 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e AV |
357 | |
358 | /* Get PCI bus information. */ | |
359 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
360 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
361 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
362 | ||
363 | return QLA_SUCCESS; | |
364 | } | |
365 | ||
1da177e4 LT |
366 | /** |
367 | * qla2x00_isp_firmware() - Choose firmware image. | |
368 | * @ha: HA context | |
369 | * | |
370 | * Returns 0 on success. | |
371 | */ | |
372 | static int | |
373 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
374 | { | |
375 | int rval; | |
376 | ||
377 | /* Assume loading risc code */ | |
fa2a1ce5 | 378 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
379 | |
380 | if (ha->flags.disable_risc_code_load) { | |
381 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
382 | ha->host_no)); | |
383 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
384 | ||
385 | /* Verify checksum of loaded RISC code. */ | |
441d1072 | 386 | rval = qla2x00_verify_checksum(ha, ha->fw_srisc_address); |
1da177e4 LT |
387 | } |
388 | ||
389 | if (rval) { | |
390 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
391 | ha->host_no)); | |
392 | } | |
393 | ||
394 | return (rval); | |
395 | } | |
396 | ||
397 | /** | |
398 | * qla2x00_reset_chip() - Reset ISP chip. | |
399 | * @ha: HA context | |
400 | * | |
401 | * Returns 0 on success. | |
402 | */ | |
abbd8870 | 403 | void |
fa2a1ce5 | 404 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
405 | { |
406 | unsigned long flags = 0; | |
3d71644c | 407 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 408 | uint32_t cnt; |
1da177e4 LT |
409 | uint16_t cmd; |
410 | ||
abbd8870 | 411 | ha->isp_ops.disable_intrs(ha); |
1da177e4 LT |
412 | |
413 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
414 | ||
415 | /* Turn off master enable */ | |
416 | cmd = 0; | |
417 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
418 | cmd &= ~PCI_COMMAND_MASTER; | |
419 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
420 | ||
421 | if (!IS_QLA2100(ha)) { | |
422 | /* Pause RISC. */ | |
423 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
424 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
425 | for (cnt = 0; cnt < 30000; cnt++) { | |
426 | if ((RD_REG_WORD(®->hccr) & | |
427 | HCCR_RISC_PAUSE) != 0) | |
428 | break; | |
429 | udelay(100); | |
430 | } | |
431 | } else { | |
432 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
433 | udelay(10); | |
434 | } | |
435 | ||
436 | /* Select FPM registers. */ | |
437 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
438 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
439 | ||
440 | /* FPM Soft Reset. */ | |
441 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
442 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
443 | ||
444 | /* Toggle Fpm Reset. */ | |
445 | if (!IS_QLA2200(ha)) { | |
446 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
447 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
448 | } | |
449 | ||
450 | /* Select frame buffer registers. */ | |
451 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
452 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
453 | ||
454 | /* Reset frame buffer FIFOs. */ | |
455 | if (IS_QLA2200(ha)) { | |
456 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
457 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
458 | } else { | |
459 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
460 | ||
461 | /* Read back fb_cmd until zero or 3 seconds max */ | |
462 | for (cnt = 0; cnt < 3000; cnt++) { | |
463 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
464 | break; | |
465 | udelay(100); | |
466 | } | |
467 | } | |
468 | ||
469 | /* Select RISC module registers. */ | |
470 | WRT_REG_WORD(®->ctrl_status, 0); | |
471 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
472 | ||
473 | /* Reset RISC processor. */ | |
474 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
475 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
476 | ||
477 | /* Release RISC processor. */ | |
478 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
479 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
480 | } | |
481 | ||
482 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
483 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
484 | ||
485 | /* Reset ISP chip. */ | |
486 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
487 | ||
488 | /* Wait for RISC to recover from reset. */ | |
489 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
490 | /* | |
491 | * It is necessary to for a delay here since the card doesn't | |
492 | * respond to PCI reads during a reset. On some architectures | |
493 | * this will result in an MCA. | |
494 | */ | |
495 | udelay(20); | |
496 | for (cnt = 30000; cnt; cnt--) { | |
497 | if ((RD_REG_WORD(®->ctrl_status) & | |
498 | CSR_ISP_SOFT_RESET) == 0) | |
499 | break; | |
500 | udelay(100); | |
501 | } | |
502 | } else | |
503 | udelay(10); | |
504 | ||
505 | /* Reset RISC processor. */ | |
506 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
507 | ||
508 | WRT_REG_WORD(®->semaphore, 0); | |
509 | ||
510 | /* Release RISC processor. */ | |
511 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
512 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
513 | ||
514 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
515 | for (cnt = 0; cnt < 30000; cnt++) { | |
ffb39f03 | 516 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) |
1da177e4 | 517 | break; |
1da177e4 LT |
518 | |
519 | udelay(100); | |
520 | } | |
521 | } else | |
522 | udelay(100); | |
523 | ||
524 | /* Turn on master enable */ | |
525 | cmd |= PCI_COMMAND_MASTER; | |
526 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
527 | ||
528 | /* Disable RISC pause on FPM parity error. */ | |
529 | if (!IS_QLA2100(ha)) { | |
530 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
531 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
532 | } | |
533 | ||
534 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
535 | } | |
536 | ||
0107109e | 537 | /** |
88c26663 | 538 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
539 | * @ha: HA context |
540 | * | |
541 | * Returns 0 on success. | |
542 | */ | |
88c26663 AV |
543 | static inline void |
544 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e AV |
545 | { |
546 | unsigned long flags = 0; | |
547 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
548 | uint32_t cnt, d2; | |
335a1cc9 | 549 | uint16_t wd; |
0107109e | 550 | |
0107109e AV |
551 | spin_lock_irqsave(&ha->hardware_lock, flags); |
552 | ||
553 | /* Reset RISC. */ | |
554 | WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
555 | for (cnt = 0; cnt < 30000; cnt++) { | |
556 | if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) | |
557 | break; | |
558 | ||
559 | udelay(10); | |
560 | } | |
561 | ||
562 | WRT_REG_DWORD(®->ctrl_status, | |
563 | CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
335a1cc9 | 564 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); |
88c26663 | 565 | |
335a1cc9 | 566 | udelay(100); |
88c26663 | 567 | /* Wait for firmware to complete NVRAM accesses. */ |
88c26663 AV |
568 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); |
569 | for (cnt = 10000 ; cnt && d2; cnt--) { | |
570 | udelay(5); | |
571 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
572 | barrier(); | |
573 | } | |
574 | ||
335a1cc9 | 575 | /* Wait for soft-reset to complete. */ |
0107109e AV |
576 | d2 = RD_REG_DWORD(®->ctrl_status); |
577 | for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { | |
578 | udelay(5); | |
579 | d2 = RD_REG_DWORD(®->ctrl_status); | |
580 | barrier(); | |
581 | } | |
582 | ||
583 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
584 | RD_REG_DWORD(®->hccr); | |
585 | ||
586 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
587 | RD_REG_DWORD(®->hccr); | |
588 | ||
589 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); | |
590 | RD_REG_DWORD(®->hccr); | |
591 | ||
592 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
593 | for (cnt = 6000000 ; cnt && d2; cnt--) { | |
594 | udelay(5); | |
595 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
596 | barrier(); | |
597 | } | |
598 | ||
599 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
600 | } | |
601 | ||
88c26663 AV |
602 | /** |
603 | * qla24xx_reset_chip() - Reset ISP24xx chip. | |
604 | * @ha: HA context | |
605 | * | |
606 | * Returns 0 on success. | |
607 | */ | |
608 | void | |
609 | qla24xx_reset_chip(scsi_qla_host_t *ha) | |
610 | { | |
611 | ha->isp_ops.disable_intrs(ha); | |
612 | ||
613 | /* Perform RISC reset. */ | |
614 | qla24xx_reset_risc(ha); | |
615 | } | |
616 | ||
1da177e4 LT |
617 | /** |
618 | * qla2x00_chip_diag() - Test chip for proper operation. | |
619 | * @ha: HA context | |
620 | * | |
621 | * Returns 0 on success. | |
622 | */ | |
abbd8870 | 623 | int |
1da177e4 LT |
624 | qla2x00_chip_diag(scsi_qla_host_t *ha) |
625 | { | |
626 | int rval; | |
3d71644c | 627 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
628 | unsigned long flags = 0; |
629 | uint16_t data; | |
630 | uint32_t cnt; | |
631 | uint16_t mb[5]; | |
632 | ||
633 | /* Assume a failed state */ | |
634 | rval = QLA_FUNCTION_FAILED; | |
635 | ||
636 | DEBUG3(printk("scsi(%ld): Testing device at %lx.\n", | |
637 | ha->host_no, (u_long)®->flash_address)); | |
638 | ||
639 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
640 | ||
641 | /* Reset ISP chip. */ | |
642 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
643 | ||
644 | /* | |
645 | * We need to have a delay here since the card will not respond while | |
646 | * in reset causing an MCA on some architectures. | |
647 | */ | |
648 | udelay(20); | |
649 | data = qla2x00_debounce_register(®->ctrl_status); | |
650 | for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { | |
651 | udelay(5); | |
652 | data = RD_REG_WORD(®->ctrl_status); | |
653 | barrier(); | |
654 | } | |
655 | ||
656 | if (!cnt) | |
657 | goto chip_diag_failed; | |
658 | ||
659 | DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n", | |
660 | ha->host_no)); | |
661 | ||
662 | /* Reset RISC processor. */ | |
663 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
664 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
665 | ||
666 | /* Workaround for QLA2312 PCI parity error */ | |
667 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
668 | data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); | |
669 | for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { | |
670 | udelay(5); | |
671 | data = RD_MAILBOX_REG(ha, reg, 0); | |
fa2a1ce5 | 672 | barrier(); |
1da177e4 LT |
673 | } |
674 | } else | |
675 | udelay(10); | |
676 | ||
677 | if (!cnt) | |
678 | goto chip_diag_failed; | |
679 | ||
680 | /* Check product ID of chip */ | |
681 | DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no)); | |
682 | ||
683 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
684 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
685 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
686 | mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); | |
687 | if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || | |
688 | mb[3] != PROD_ID_3) { | |
689 | qla_printk(KERN_WARNING, ha, | |
690 | "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]); | |
691 | ||
692 | goto chip_diag_failed; | |
693 | } | |
694 | ha->product_id[0] = mb[1]; | |
695 | ha->product_id[1] = mb[2]; | |
696 | ha->product_id[2] = mb[3]; | |
697 | ha->product_id[3] = mb[4]; | |
698 | ||
699 | /* Adjust fw RISC transfer size */ | |
700 | if (ha->request_q_length > 1024) | |
701 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
702 | else | |
703 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * | |
704 | ha->request_q_length; | |
705 | ||
706 | if (IS_QLA2200(ha) && | |
707 | RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { | |
708 | /* Limit firmware transfer size with a 2200A */ | |
709 | DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n", | |
710 | ha->host_no)); | |
711 | ||
ea5b6382 | 712 | ha->device_type |= DT_ISP2200A; |
1da177e4 LT |
713 | ha->fw_transfer_size = 128; |
714 | } | |
715 | ||
716 | /* Wrap Incoming Mailboxes Test. */ | |
717 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
718 | ||
719 | DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no)); | |
720 | rval = qla2x00_mbx_reg_test(ha); | |
721 | if (rval) { | |
722 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
723 | ha->host_no)); | |
724 | qla_printk(KERN_WARNING, ha, | |
725 | "Failed mailbox send register test\n"); | |
726 | } | |
727 | else { | |
728 | /* Flag a successful rval */ | |
729 | rval = QLA_SUCCESS; | |
730 | } | |
731 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
732 | ||
733 | chip_diag_failed: | |
734 | if (rval) | |
735 | DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED " | |
736 | "****\n", ha->host_no)); | |
737 | ||
738 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
739 | ||
740 | return (rval); | |
741 | } | |
742 | ||
0107109e AV |
743 | /** |
744 | * qla24xx_chip_diag() - Test ISP24xx for proper operation. | |
745 | * @ha: HA context | |
746 | * | |
747 | * Returns 0 on success. | |
748 | */ | |
749 | int | |
750 | qla24xx_chip_diag(scsi_qla_host_t *ha) | |
751 | { | |
752 | int rval; | |
0107109e | 753 | |
88c26663 AV |
754 | /* Perform RISC reset. */ |
755 | qla24xx_reset_risc(ha); | |
0107109e AV |
756 | |
757 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
758 | ||
759 | rval = qla2x00_mbx_reg_test(ha); | |
760 | if (rval) { | |
761 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
762 | ha->host_no)); | |
763 | qla_printk(KERN_WARNING, ha, | |
764 | "Failed mailbox send register test\n"); | |
765 | } else { | |
766 | /* Flag a successful rval */ | |
767 | rval = QLA_SUCCESS; | |
768 | } | |
769 | ||
770 | return rval; | |
771 | } | |
772 | ||
a7a167bf | 773 | void |
0107109e AV |
774 | qla2x00_alloc_fw_dump(scsi_qla_host_t *ha) |
775 | { | |
a7a167bf AV |
776 | int rval; |
777 | uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, | |
778 | eft_size; | |
779 | dma_addr_t eft_dma; | |
780 | void *eft; | |
781 | ||
782 | if (ha->fw_dump) { | |
783 | qla_printk(KERN_WARNING, ha, | |
784 | "Firmware dump previously allocated.\n"); | |
785 | return; | |
786 | } | |
d4e3e04d | 787 | |
0107109e | 788 | ha->fw_dumped = 0; |
a7a167bf | 789 | fixed_size = mem_size = eft_size = 0; |
d4e3e04d | 790 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
a7a167bf | 791 | fixed_size = sizeof(struct qla2100_fw_dump); |
d4e3e04d | 792 | } else if (IS_QLA23XX(ha)) { |
a7a167bf AV |
793 | fixed_size = offsetof(struct qla2300_fw_dump, data_ram); |
794 | mem_size = (ha->fw_memory_size - 0x11000 + 1) * | |
795 | sizeof(uint16_t); | |
796 | } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { | |
797 | fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem); | |
798 | mem_size = (ha->fw_memory_size - 0x100000 + 1) * | |
799 | sizeof(uint32_t); | |
800 | ||
801 | /* Allocate memory for Extended Trace Buffer. */ | |
802 | eft = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &eft_dma, | |
803 | GFP_KERNEL); | |
804 | if (!eft) { | |
805 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
806 | "(%d KB) for EFT.\n", EFT_SIZE / 1024); | |
807 | goto cont_alloc; | |
808 | } | |
809 | ||
810 | rval = qla2x00_trace_control(ha, TC_ENABLE, eft_dma, | |
811 | EFT_NUM_BUFFERS); | |
812 | if (rval) { | |
813 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
814 | "EFT (%d).\n", rval); | |
815 | dma_free_coherent(&ha->pdev->dev, EFT_SIZE, eft, | |
816 | eft_dma); | |
817 | goto cont_alloc; | |
818 | } | |
819 | ||
820 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n", | |
821 | EFT_SIZE / 1024); | |
822 | ||
823 | eft_size = EFT_SIZE; | |
824 | memset(eft, 0, eft_size); | |
825 | ha->eft_dma = eft_dma; | |
826 | ha->eft = eft; | |
d4e3e04d | 827 | } |
a7a167bf AV |
828 | cont_alloc: |
829 | req_q_size = ha->request_q_length * sizeof(request_t); | |
830 | rsp_q_size = ha->response_q_length * sizeof(response_t); | |
831 | ||
832 | dump_size = offsetof(struct qla2xxx_fw_dump, isp); | |
833 | dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + | |
834 | eft_size; | |
d4e3e04d AV |
835 | |
836 | ha->fw_dump = vmalloc(dump_size); | |
a7a167bf | 837 | if (!ha->fw_dump) { |
0107109e | 838 | qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for " |
d4e3e04d | 839 | "firmware dump!!!\n", dump_size / 1024); |
a7a167bf AV |
840 | |
841 | if (ha->eft) { | |
842 | dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, | |
843 | ha->eft_dma); | |
844 | ha->eft = NULL; | |
845 | ha->eft_dma = 0; | |
846 | } | |
847 | return; | |
848 | } | |
849 | ||
850 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n", | |
851 | dump_size / 1024); | |
852 | ||
853 | ha->fw_dump_len = dump_size; | |
854 | ha->fw_dump->signature[0] = 'Q'; | |
855 | ha->fw_dump->signature[1] = 'L'; | |
856 | ha->fw_dump->signature[2] = 'G'; | |
857 | ha->fw_dump->signature[3] = 'C'; | |
858 | ha->fw_dump->version = __constant_htonl(1); | |
859 | ||
860 | ha->fw_dump->fixed_size = htonl(fixed_size); | |
861 | ha->fw_dump->mem_size = htonl(mem_size); | |
862 | ha->fw_dump->req_q_size = htonl(req_q_size); | |
863 | ha->fw_dump->rsp_q_size = htonl(rsp_q_size); | |
864 | ||
865 | ha->fw_dump->eft_size = htonl(eft_size); | |
866 | ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); | |
867 | ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); | |
868 | ||
869 | ha->fw_dump->header_size = | |
870 | htonl(offsetof(struct qla2xxx_fw_dump, isp)); | |
0107109e AV |
871 | } |
872 | ||
1da177e4 LT |
873 | /** |
874 | * qla2x00_resize_request_q() - Resize request queue given available ISP memory. | |
875 | * @ha: HA context | |
876 | * | |
877 | * Returns 0 on success. | |
878 | */ | |
879 | static void | |
880 | qla2x00_resize_request_q(scsi_qla_host_t *ha) | |
881 | { | |
882 | int rval; | |
883 | uint16_t fw_iocb_cnt = 0; | |
884 | uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM; | |
885 | dma_addr_t request_dma; | |
886 | request_t *request_ring; | |
887 | ||
888 | /* Valid only on recent ISPs. */ | |
889 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
890 | return; | |
891 | ||
892 | /* Retrieve IOCB counts available to the firmware. */ | |
893 | rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt); | |
894 | if (rval) | |
895 | return; | |
896 | /* No point in continuing if current settings are sufficient. */ | |
897 | if (fw_iocb_cnt < 1024) | |
898 | return; | |
899 | if (ha->request_q_length >= request_q_length) | |
900 | return; | |
901 | ||
902 | /* Attempt to claim larger area for request queue. */ | |
903 | request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
904 | (request_q_length + 1) * sizeof(request_t), &request_dma, | |
905 | GFP_KERNEL); | |
906 | if (request_ring == NULL) | |
907 | return; | |
908 | ||
909 | /* Resize successful, report extensions. */ | |
910 | qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n", | |
911 | (ha->fw_memory_size + 1) / 1024); | |
912 | qla_printk(KERN_INFO, ha, "Resizing request queue depth " | |
913 | "(%d -> %d)...\n", ha->request_q_length, request_q_length); | |
914 | ||
915 | /* Clear old allocations. */ | |
916 | dma_free_coherent(&ha->pdev->dev, | |
917 | (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring, | |
918 | ha->request_dma); | |
919 | ||
920 | /* Begin using larger queue. */ | |
921 | ha->request_q_length = request_q_length; | |
922 | ha->request_ring = request_ring; | |
923 | ha->request_dma = request_dma; | |
924 | } | |
925 | ||
926 | /** | |
927 | * qla2x00_setup_chip() - Load and start RISC firmware. | |
928 | * @ha: HA context | |
929 | * | |
930 | * Returns 0 on success. | |
931 | */ | |
932 | static int | |
933 | qla2x00_setup_chip(scsi_qla_host_t *ha) | |
934 | { | |
0107109e AV |
935 | int rval; |
936 | uint32_t srisc_address = 0; | |
1da177e4 LT |
937 | |
938 | /* Load firmware sequences */ | |
0107109e AV |
939 | rval = ha->isp_ops.load_risc(ha, &srisc_address); |
940 | if (rval == QLA_SUCCESS) { | |
1da177e4 LT |
941 | DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC " |
942 | "code.\n", ha->host_no)); | |
943 | ||
0107109e | 944 | rval = qla2x00_verify_checksum(ha, srisc_address); |
1da177e4 LT |
945 | if (rval == QLA_SUCCESS) { |
946 | /* Start firmware execution. */ | |
947 | DEBUG(printk("scsi(%ld): Checksum OK, start " | |
948 | "firmware.\n", ha->host_no)); | |
949 | ||
0107109e | 950 | rval = qla2x00_execute_fw(ha, srisc_address); |
1da177e4 LT |
951 | /* Retrieve firmware information. */ |
952 | if (rval == QLA_SUCCESS && ha->fw_major_version == 0) { | |
953 | qla2x00_get_fw_version(ha, | |
954 | &ha->fw_major_version, | |
955 | &ha->fw_minor_version, | |
956 | &ha->fw_subminor_version, | |
957 | &ha->fw_attributes, &ha->fw_memory_size); | |
958 | qla2x00_resize_request_q(ha); | |
a7a167bf AV |
959 | |
960 | if (ql2xallocfwdump) | |
961 | qla2x00_alloc_fw_dump(ha); | |
1da177e4 LT |
962 | } |
963 | } else { | |
964 | DEBUG2(printk(KERN_INFO | |
965 | "scsi(%ld): ISP Firmware failed checksum.\n", | |
966 | ha->host_no)); | |
967 | } | |
968 | } | |
969 | ||
970 | if (rval) { | |
971 | DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n", | |
972 | ha->host_no)); | |
973 | } | |
974 | ||
975 | return (rval); | |
976 | } | |
977 | ||
978 | /** | |
979 | * qla2x00_init_response_q_entries() - Initializes response queue entries. | |
980 | * @ha: HA context | |
981 | * | |
982 | * Beginning of request ring has initialization control block already built | |
983 | * by nvram config routine. | |
984 | * | |
985 | * Returns 0 on success. | |
986 | */ | |
987 | static void | |
988 | qla2x00_init_response_q_entries(scsi_qla_host_t *ha) | |
989 | { | |
990 | uint16_t cnt; | |
991 | response_t *pkt; | |
992 | ||
993 | pkt = ha->response_ring_ptr; | |
994 | for (cnt = 0; cnt < ha->response_q_length; cnt++) { | |
995 | pkt->signature = RESPONSE_PROCESSED; | |
996 | pkt++; | |
997 | } | |
998 | ||
999 | } | |
1000 | ||
1001 | /** | |
1002 | * qla2x00_update_fw_options() - Read and process firmware options. | |
1003 | * @ha: HA context | |
1004 | * | |
1005 | * Returns 0 on success. | |
1006 | */ | |
abbd8870 | 1007 | void |
1da177e4 LT |
1008 | qla2x00_update_fw_options(scsi_qla_host_t *ha) |
1009 | { | |
1010 | uint16_t swing, emphasis, tx_sens, rx_sens; | |
1011 | ||
1012 | memset(ha->fw_options, 0, sizeof(ha->fw_options)); | |
1013 | qla2x00_get_fw_options(ha, ha->fw_options); | |
1014 | ||
1015 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
1016 | return; | |
1017 | ||
1018 | /* Serial Link options. */ | |
1019 | DEBUG3(printk("scsi(%ld): Serial link options:\n", | |
1020 | ha->host_no)); | |
1021 | DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options, | |
1022 | sizeof(ha->fw_seriallink_options))); | |
1023 | ||
1024 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
1025 | if (ha->fw_seriallink_options[3] & BIT_2) { | |
1026 | ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; | |
1027 | ||
1028 | /* 1G settings */ | |
1029 | swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); | |
1030 | emphasis = (ha->fw_seriallink_options[2] & | |
1031 | (BIT_4 | BIT_3)) >> 3; | |
1032 | tx_sens = ha->fw_seriallink_options[0] & | |
fa2a1ce5 | 1033 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1034 | rx_sens = (ha->fw_seriallink_options[0] & |
1035 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1036 | ha->fw_options[10] = (emphasis << 14) | (swing << 8); | |
1037 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1038 | if (rx_sens == 0x0) | |
1039 | rx_sens = 0x3; | |
1040 | ha->fw_options[10] |= (tx_sens << 4) | rx_sens; | |
1041 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1042 | ha->fw_options[10] |= BIT_5 | | |
1043 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1044 | (tx_sens & (BIT_1 | BIT_0)); | |
1045 | ||
1046 | /* 2G settings */ | |
1047 | swing = (ha->fw_seriallink_options[2] & | |
1048 | (BIT_7 | BIT_6 | BIT_5)) >> 5; | |
1049 | emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); | |
1050 | tx_sens = ha->fw_seriallink_options[1] & | |
fa2a1ce5 | 1051 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1052 | rx_sens = (ha->fw_seriallink_options[1] & |
1053 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1054 | ha->fw_options[11] = (emphasis << 14) | (swing << 8); | |
1055 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1056 | if (rx_sens == 0x0) | |
1057 | rx_sens = 0x3; | |
1058 | ha->fw_options[11] |= (tx_sens << 4) | rx_sens; | |
1059 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1060 | ha->fw_options[11] |= BIT_5 | | |
1061 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1062 | (tx_sens & (BIT_1 | BIT_0)); | |
1063 | } | |
1064 | ||
1065 | /* FCP2 options. */ | |
1066 | /* Return command IOCBs without waiting for an ABTS to complete. */ | |
1067 | ha->fw_options[3] |= BIT_13; | |
1068 | ||
1069 | /* LED scheme. */ | |
1070 | if (ha->flags.enable_led_scheme) | |
1071 | ha->fw_options[2] |= BIT_12; | |
1072 | ||
48c02fde AV |
1073 | /* Detect ISP6312. */ |
1074 | if (IS_QLA6312(ha)) | |
1075 | ha->fw_options[2] |= BIT_13; | |
1076 | ||
1da177e4 LT |
1077 | /* Update firmware options. */ |
1078 | qla2x00_set_fw_options(ha, ha->fw_options); | |
1079 | } | |
1080 | ||
0107109e AV |
1081 | void |
1082 | qla24xx_update_fw_options(scsi_qla_host_t *ha) | |
1083 | { | |
1084 | int rval; | |
1085 | ||
1086 | /* Update Serial Link options. */ | |
f94097ed | 1087 | if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) |
0107109e AV |
1088 | return; |
1089 | ||
f94097ed AV |
1090 | rval = qla2x00_set_serdes_params(ha, |
1091 | le16_to_cpu(ha->fw_seriallink_options24[1]), | |
1092 | le16_to_cpu(ha->fw_seriallink_options24[2]), | |
1093 | le16_to_cpu(ha->fw_seriallink_options24[3])); | |
0107109e AV |
1094 | if (rval != QLA_SUCCESS) { |
1095 | qla_printk(KERN_WARNING, ha, | |
1096 | "Unable to update Serial Link options (%x).\n", rval); | |
1097 | } | |
1098 | } | |
1099 | ||
abbd8870 AV |
1100 | void |
1101 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1102 | { | |
3d71644c | 1103 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1104 | |
1105 | /* Setup ring parameters in initialization control block. */ | |
1106 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1107 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1108 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1109 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1110 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1111 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1112 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1113 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1114 | ||
1115 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1116 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1117 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1118 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1119 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1120 | } | |
1121 | ||
0107109e AV |
1122 | void |
1123 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1124 | { | |
1125 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1126 | struct init_cb_24xx *icb; | |
1127 | ||
1128 | /* Setup ring parameters in initialization control block. */ | |
1129 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1130 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1131 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1132 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1133 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1134 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1135 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1136 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1137 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1138 | ||
1139 | WRT_REG_DWORD(®->req_q_in, 0); | |
1140 | WRT_REG_DWORD(®->req_q_out, 0); | |
1141 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1142 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1143 | RD_REG_DWORD(®->rsp_q_out); | |
1144 | } | |
1145 | ||
1da177e4 LT |
1146 | /** |
1147 | * qla2x00_init_rings() - Initializes firmware. | |
1148 | * @ha: HA context | |
1149 | * | |
1150 | * Beginning of request ring has initialization control block already built | |
1151 | * by nvram config routine. | |
1152 | * | |
1153 | * Returns 0 on success. | |
1154 | */ | |
1155 | static int | |
1156 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1157 | { | |
1158 | int rval; | |
1159 | unsigned long flags = 0; | |
1160 | int cnt; | |
1da177e4 LT |
1161 | |
1162 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1163 | ||
1164 | /* Clear outstanding commands array. */ | |
1165 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1166 | ha->outstanding_cmds[cnt] = NULL; | |
1167 | ||
1168 | ha->current_outstanding_cmd = 0; | |
1169 | ||
1170 | /* Clear RSCN queue. */ | |
1171 | ha->rscn_in_ptr = 0; | |
1172 | ha->rscn_out_ptr = 0; | |
1173 | ||
1174 | /* Initialize firmware. */ | |
1175 | ha->request_ring_ptr = ha->request_ring; | |
1176 | ha->req_ring_index = 0; | |
1177 | ha->req_q_cnt = ha->request_q_length; | |
1178 | ha->response_ring_ptr = ha->response_ring; | |
1179 | ha->rsp_ring_index = 0; | |
1180 | ||
1da177e4 LT |
1181 | /* Initialize response queue entries */ |
1182 | qla2x00_init_response_q_entries(ha); | |
1183 | ||
abbd8870 | 1184 | ha->isp_ops.config_rings(ha); |
1da177e4 LT |
1185 | |
1186 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1187 | ||
1188 | /* Update any ISP specific firmware options before initialization. */ | |
abbd8870 | 1189 | ha->isp_ops.update_fw_options(ha); |
1da177e4 LT |
1190 | |
1191 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
0107109e | 1192 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1193 | if (rval) { |
1194 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1195 | ha->host_no)); | |
1196 | } else { | |
1197 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1198 | ha->host_no)); | |
1199 | } | |
1200 | ||
1201 | return (rval); | |
1202 | } | |
1203 | ||
1204 | /** | |
1205 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1206 | * @ha: HA context | |
1207 | * | |
1208 | * Returns 0 on success. | |
1209 | */ | |
1210 | static int | |
1211 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1212 | { | |
1213 | int rval; | |
1214 | unsigned long wtime, mtime; | |
1215 | uint16_t min_wait; /* Minimum wait time if loop is down */ | |
1216 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
1217 | uint16_t fw_state; | |
1218 | ||
1219 | rval = QLA_SUCCESS; | |
1220 | ||
1221 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1222 | min_wait = 20; |
1da177e4 LT |
1223 | |
1224 | /* | |
1225 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1226 | * our own processing. | |
1227 | */ | |
1228 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1229 | wait_time = min_wait; | |
1230 | } | |
1231 | ||
1232 | /* Min wait time if loop down */ | |
1233 | mtime = jiffies + (min_wait * HZ); | |
1234 | ||
1235 | /* wait time before firmware ready */ | |
1236 | wtime = jiffies + (wait_time * HZ); | |
1237 | ||
1238 | /* Wait for ISP to finish LIP */ | |
1239 | if (!ha->flags.init_done) | |
1240 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1241 | ||
1242 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1243 | ha->host_no)); | |
1244 | ||
1245 | do { | |
1246 | rval = qla2x00_get_firmware_state(ha, &fw_state); | |
1247 | if (rval == QLA_SUCCESS) { | |
1248 | if (fw_state < FSTATE_LOSS_OF_SYNC) { | |
1249 | ha->device_flags &= ~DFLG_NO_CABLE; | |
1250 | } | |
1251 | if (fw_state == FSTATE_READY) { | |
1252 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", | |
1253 | ha->host_no)); | |
1254 | ||
1255 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1256 | &ha->login_timeout, &ha->r_a_tov); | |
1257 | ||
1258 | rval = QLA_SUCCESS; | |
1259 | break; | |
1260 | } | |
1261 | ||
1262 | rval = QLA_FUNCTION_FAILED; | |
1263 | ||
1264 | if (atomic_read(&ha->loop_down_timer) && | |
1265 | (fw_state >= FSTATE_LOSS_OF_SYNC || | |
1266 | fw_state == FSTATE_WAIT_AL_PA)) { | |
1267 | /* Loop down. Timeout on min_wait for states | |
fa2a1ce5 AV |
1268 | * other than Wait for Login. |
1269 | */ | |
1da177e4 LT |
1270 | if (time_after_eq(jiffies, mtime)) { |
1271 | qla_printk(KERN_INFO, ha, | |
1272 | "Cable is unplugged...\n"); | |
1273 | ||
1274 | ha->device_flags |= DFLG_NO_CABLE; | |
1275 | break; | |
1276 | } | |
1277 | } | |
1278 | } else { | |
1279 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1280 | if (time_after_eq(jiffies, mtime)) | |
1281 | break; | |
1282 | } | |
1283 | ||
1284 | if (time_after_eq(jiffies, wtime)) | |
1285 | break; | |
1286 | ||
1287 | /* Delay for a while */ | |
1288 | msleep(500); | |
1289 | ||
1290 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1291 | ha->host_no, fw_state, jiffies)); | |
1292 | } while (1); | |
1293 | ||
1294 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1295 | ha->host_no, fw_state, jiffies)); | |
1296 | ||
1297 | if (rval) { | |
1298 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1299 | ha->host_no)); | |
1300 | } | |
1301 | ||
1302 | return (rval); | |
1303 | } | |
1304 | ||
1305 | /* | |
1306 | * qla2x00_configure_hba | |
1307 | * Setup adapter context. | |
1308 | * | |
1309 | * Input: | |
1310 | * ha = adapter state pointer. | |
1311 | * | |
1312 | * Returns: | |
1313 | * 0 = success | |
1314 | * | |
1315 | * Context: | |
1316 | * Kernel context. | |
1317 | */ | |
1318 | static int | |
1319 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1320 | { | |
1321 | int rval; | |
1322 | uint16_t loop_id; | |
1323 | uint16_t topo; | |
1324 | uint8_t al_pa; | |
1325 | uint8_t area; | |
1326 | uint8_t domain; | |
1327 | char connect_type[22]; | |
1328 | ||
1329 | /* Get host addresses. */ | |
1330 | rval = qla2x00_get_adapter_id(ha, | |
1331 | &loop_id, &al_pa, &area, &domain, &topo); | |
1332 | if (rval != QLA_SUCCESS) { | |
23443b1d | 1333 | if (LOOP_TRANSITION(ha) || atomic_read(&ha->loop_down_timer) || |
33135aa2 RA |
1334 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { |
1335 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1336 | __func__, ha->host_no)); | |
1337 | } else { | |
1338 | qla_printk(KERN_WARNING, ha, | |
1339 | "ERROR -- Unable to get host loop ID.\n"); | |
1340 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1341 | } | |
1da177e4 LT |
1342 | return (rval); |
1343 | } | |
1344 | ||
1345 | if (topo == 4) { | |
1346 | qla_printk(KERN_INFO, ha, | |
1347 | "Cannot get topology - retrying.\n"); | |
1348 | return (QLA_FUNCTION_FAILED); | |
1349 | } | |
1350 | ||
1351 | ha->loop_id = loop_id; | |
1352 | ||
1353 | /* initialize */ | |
1354 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1355 | ha->operating_mode = LOOP; | |
1356 | ||
1357 | switch (topo) { | |
1358 | case 0: | |
1359 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1360 | ha->host_no)); | |
1361 | ha->current_topology = ISP_CFG_NL; | |
1362 | strcpy(connect_type, "(Loop)"); | |
1363 | break; | |
1364 | ||
1365 | case 1: | |
1366 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1367 | ha->host_no)); | |
1368 | ha->current_topology = ISP_CFG_FL; | |
1369 | strcpy(connect_type, "(FL_Port)"); | |
1370 | break; | |
1371 | ||
1372 | case 2: | |
1373 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1374 | ha->host_no)); | |
1375 | ha->operating_mode = P2P; | |
1376 | ha->current_topology = ISP_CFG_N; | |
1377 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1378 | break; | |
1379 | ||
1380 | case 3: | |
1381 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1382 | ha->host_no)); | |
1383 | ha->operating_mode = P2P; | |
1384 | ha->current_topology = ISP_CFG_F; | |
1385 | strcpy(connect_type, "(F_Port)"); | |
1386 | break; | |
1387 | ||
1388 | default: | |
1389 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1390 | "Using NL.\n", | |
1391 | ha->host_no, topo)); | |
1392 | ha->current_topology = ISP_CFG_NL; | |
1393 | strcpy(connect_type, "(Loop)"); | |
1394 | break; | |
1395 | } | |
1396 | ||
1397 | /* Save Host port and loop ID. */ | |
1398 | /* byte order - Big Endian */ | |
1399 | ha->d_id.b.domain = domain; | |
1400 | ha->d_id.b.area = area; | |
1401 | ha->d_id.b.al_pa = al_pa; | |
1402 | ||
1403 | if (!ha->flags.init_done) | |
1404 | qla_printk(KERN_INFO, ha, | |
1405 | "Topology - %s, Host Loop address 0x%x\n", | |
1406 | connect_type, ha->loop_id); | |
1407 | ||
1408 | if (rval) { | |
1409 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1410 | } else { | |
1411 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1412 | } | |
1413 | ||
1414 | return(rval); | |
1415 | } | |
1416 | ||
1417 | /* | |
1418 | * NVRAM configuration for ISP 2xxx | |
1419 | * | |
1420 | * Input: | |
1421 | * ha = adapter block pointer. | |
1422 | * | |
1423 | * Output: | |
1424 | * initialization control block in response_ring | |
1425 | * host adapters parameters in host adapter block | |
1426 | * | |
1427 | * Returns: | |
1428 | * 0 = success. | |
1429 | */ | |
abbd8870 | 1430 | int |
1da177e4 LT |
1431 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1432 | { | |
0107109e AV |
1433 | int rval; |
1434 | uint8_t chksum = 0; | |
1435 | uint16_t cnt; | |
1436 | uint8_t *dptr1, *dptr2; | |
1437 | init_cb_t *icb = ha->init_cb; | |
1438 | nvram_t *nv = (nvram_t *)ha->request_ring; | |
1439 | uint8_t *ptr = (uint8_t *)ha->request_ring; | |
3d71644c | 1440 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
1441 | |
1442 | rval = QLA_SUCCESS; | |
1443 | ||
1444 | /* Determine NVRAM starting address. */ | |
0107109e | 1445 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1446 | ha->nvram_base = 0; |
1447 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1448 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1449 | ha->nvram_base = 0x80; | |
1450 | ||
1451 | /* Get NVRAM data and calculate checksum. */ | |
0107109e AV |
1452 | ha->isp_ops.read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
1453 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) | |
1454 | chksum += *ptr++; | |
1da177e4 LT |
1455 | |
1456 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
1457 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
0107109e | 1458 | ha->nvram_size)); |
1da177e4 LT |
1459 | |
1460 | /* Bad NVRAM data, set defaults parameters. */ | |
1461 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1462 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1463 | /* Reset NVRAM data. */ | |
1464 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1465 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1466 | nv->nvram_version); | |
1467 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " | |
1468 | "invalid -- WWPN) defaults.\n"); | |
1469 | ||
1470 | /* | |
1471 | * Set default initialization control block. | |
1472 | */ | |
0107109e | 1473 | memset(nv, 0, ha->nvram_size); |
1da177e4 LT |
1474 | nv->parameter_block_version = ICB_VERSION; |
1475 | ||
1476 | if (IS_QLA23XX(ha)) { | |
1477 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1478 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1479 | nv->add_firmware_options[0] = BIT_5; | |
1480 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1481 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1482 | nv->special_options[1] = BIT_7; | |
1483 | } else if (IS_QLA2200(ha)) { | |
1484 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1485 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1486 | nv->add_firmware_options[0] = BIT_5; | |
1487 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1488 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1489 | } else if (IS_QLA2100(ha)) { | |
1490 | nv->firmware_options[0] = BIT_3 | BIT_1; | |
1491 | nv->firmware_options[1] = BIT_5; | |
1492 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1493 | } | |
1494 | ||
1495 | nv->max_iocb_allocation = __constant_cpu_to_le16(256); | |
1496 | nv->execution_throttle = __constant_cpu_to_le16(16); | |
1497 | nv->retry_count = 8; | |
1498 | nv->retry_delay = 1; | |
1499 | ||
1500 | nv->port_name[0] = 33; | |
1501 | nv->port_name[3] = 224; | |
1502 | nv->port_name[4] = 139; | |
1503 | ||
1504 | nv->login_timeout = 4; | |
1505 | ||
1506 | /* | |
1507 | * Set default host adapter parameters | |
1508 | */ | |
1509 | nv->host_p[1] = BIT_2; | |
1510 | nv->reset_delay = 5; | |
1511 | nv->port_down_retry_count = 8; | |
1512 | nv->max_luns_per_target = __constant_cpu_to_le16(8); | |
1513 | nv->link_down_timeout = 60; | |
1514 | ||
1515 | rval = 1; | |
1516 | } | |
1517 | ||
1518 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1519 | /* | |
1520 | * The SN2 does not provide BIOS emulation which means you can't change | |
1521 | * potentially bogus BIOS settings. Force the use of default settings | |
1522 | * for link rate and frame size. Hope that the rest of the settings | |
1523 | * are valid. | |
1524 | */ | |
1525 | if (ia64_platform_is("sn2")) { | |
1526 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1527 | if (IS_QLA23XX(ha)) | |
1528 | nv->special_options[1] = BIT_7; | |
1529 | } | |
1530 | #endif | |
1531 | ||
1532 | /* Reset Initialization control block */ | |
0107109e | 1533 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1534 | |
1535 | /* | |
1536 | * Setup driver NVRAM options. | |
1537 | */ | |
1538 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1539 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1540 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1541 | nv->firmware_options[1] &= ~BIT_4; | |
1542 | ||
1543 | if (IS_QLA23XX(ha)) { | |
1544 | nv->firmware_options[0] |= BIT_2; | |
1545 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1546 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1547 | |
1548 | if (IS_QLA2300(ha)) { | |
1549 | if (ha->fb_rev == FPM_2310) { | |
1550 | strcpy(ha->model_number, "QLA2310"); | |
1551 | } else { | |
1552 | strcpy(ha->model_number, "QLA2300"); | |
1553 | } | |
1554 | } else { | |
1555 | if (rval == 0 && | |
1556 | memcmp(nv->model_number, BINZERO, | |
1557 | sizeof(nv->model_number)) != 0) { | |
1558 | char *st, *en; | |
1559 | ||
1560 | strncpy(ha->model_number, nv->model_number, | |
1561 | sizeof(nv->model_number)); | |
1562 | st = en = ha->model_number; | |
1563 | en += sizeof(nv->model_number) - 1; | |
1564 | while (en > st) { | |
1565 | if (*en != 0x20 && *en != 0x00) | |
1566 | break; | |
1567 | *en-- = '\0'; | |
1568 | } | |
1569 | } else { | |
1570 | uint16_t index; | |
1571 | ||
1572 | index = (ha->pdev->subsystem_device & 0xff); | |
1573 | if (index < QLA_MODEL_NAMES) { | |
1574 | strcpy(ha->model_number, | |
1328962e | 1575 | qla2x00_model_name[index * 2]); |
1da177e4 | 1576 | ha->model_desc = |
1328962e | 1577 | qla2x00_model_name[index * 2 + 1]; |
1da177e4 LT |
1578 | } else { |
1579 | strcpy(ha->model_number, "QLA23xx"); | |
1580 | } | |
1581 | } | |
1582 | } | |
1583 | } else if (IS_QLA2200(ha)) { | |
1584 | nv->firmware_options[0] |= BIT_2; | |
1585 | /* | |
1586 | * 'Point-to-point preferred, else loop' is not a safe | |
1587 | * connection mode setting. | |
1588 | */ | |
1589 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1590 | (BIT_5 | BIT_4)) { | |
1591 | /* Force 'loop preferred, else point-to-point'. */ | |
1592 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1593 | nv->add_firmware_options[0] |= BIT_5; | |
1594 | } | |
1595 | strcpy(ha->model_number, "QLA22xx"); | |
1596 | } else /*if (IS_QLA2100(ha))*/ { | |
1597 | strcpy(ha->model_number, "QLA2100"); | |
1598 | } | |
1599 | ||
1600 | /* | |
1601 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1602 | */ | |
1603 | dptr1 = (uint8_t *)icb; | |
1604 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1605 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1606 | while (cnt--) | |
1607 | *dptr1++ = *dptr2++; | |
1608 | ||
1609 | /* Copy 2nd half. */ | |
1610 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1611 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1612 | while (cnt--) | |
1613 | *dptr1++ = *dptr2++; | |
1614 | ||
5341e868 AV |
1615 | /* Use alternate WWN? */ |
1616 | if (nv->host_p[1] & BIT_7) { | |
1617 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
1618 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
1619 | } | |
1620 | ||
1da177e4 LT |
1621 | /* Prepare nodename */ |
1622 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1623 | /* | |
1624 | * Firmware will apply the following mask if the nodename was | |
1625 | * not provided. | |
1626 | */ | |
1627 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1628 | icb->node_name[0] &= 0xF0; | |
1629 | } | |
1630 | ||
1631 | /* | |
1632 | * Set host adapter parameters. | |
1633 | */ | |
1da177e4 LT |
1634 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1635 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1636 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1637 | ha->flags.disable_risc_code_load = 0; | |
1638 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1639 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1640 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1641 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
1da177e4 LT |
1642 | |
1643 | ha->operating_mode = | |
1644 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1645 | ||
1646 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1647 | sizeof(ha->fw_seriallink_options)); | |
1648 | ||
1649 | /* save HBA serial number */ | |
1650 | ha->serial0 = icb->port_name[5]; | |
1651 | ha->serial1 = icb->port_name[6]; | |
1652 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1653 | ha->node_name = icb->node_name; |
1654 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1655 | |
1656 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1657 | ||
1658 | ha->retry_count = nv->retry_count; | |
1659 | ||
1660 | /* Set minimum login_timeout to 4 seconds. */ | |
1661 | if (nv->login_timeout < ql2xlogintimeout) | |
1662 | nv->login_timeout = ql2xlogintimeout; | |
1663 | if (nv->login_timeout < 4) | |
1664 | nv->login_timeout = 4; | |
1665 | ha->login_timeout = nv->login_timeout; | |
1666 | icb->login_timeout = nv->login_timeout; | |
1667 | ||
1668 | /* Set minimum RATOV to 200 tenths of a second. */ | |
1669 | ha->r_a_tov = 200; | |
1670 | ||
1da177e4 LT |
1671 | ha->loop_reset_delay = nv->reset_delay; |
1672 | ||
1da177e4 LT |
1673 | /* Link Down Timeout = 0: |
1674 | * | |
1675 | * When Port Down timer expires we will start returning | |
1676 | * I/O's to OS with "DID_NO_CONNECT". | |
1677 | * | |
1678 | * Link Down Timeout != 0: | |
1679 | * | |
1680 | * The driver waits for the link to come up after link down | |
1681 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1682 | */ |
1da177e4 LT |
1683 | if (nv->link_down_timeout == 0) { |
1684 | ha->loop_down_abort_time = | |
354d6b21 | 1685 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1686 | } else { |
1687 | ha->link_down_timeout = nv->link_down_timeout; | |
1688 | ha->loop_down_abort_time = | |
1689 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1690 | } |
1da177e4 | 1691 | |
1da177e4 LT |
1692 | /* |
1693 | * Need enough time to try and get the port back. | |
1694 | */ | |
1695 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1696 | if (qlport_down_retry) | |
1697 | ha->port_down_retry_count = qlport_down_retry; | |
1698 | /* Set login_retry_count */ | |
1699 | ha->login_retry_count = nv->retry_count; | |
1700 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1701 | ha->port_down_retry_count > 3) | |
1702 | ha->login_retry_count = ha->port_down_retry_count; | |
1703 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1704 | ha->login_retry_count = ha->port_down_retry_count; | |
1705 | if (ql2xloginretrycount) | |
1706 | ha->login_retry_count = ql2xloginretrycount; | |
1707 | ||
1da177e4 LT |
1708 | icb->lun_enables = __constant_cpu_to_le16(0); |
1709 | icb->command_resource_count = 0; | |
1710 | icb->immediate_notify_resource_count = 0; | |
1711 | icb->timeout = __constant_cpu_to_le16(0); | |
1712 | ||
1713 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1714 | /* Enable RIO */ | |
1715 | icb->firmware_options[0] &= ~BIT_3; | |
1716 | icb->add_firmware_options[0] &= | |
1717 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1718 | icb->add_firmware_options[0] |= BIT_2; | |
1719 | icb->response_accumulation_timer = 3; | |
1720 | icb->interrupt_delay_timer = 5; | |
1721 | ||
1722 | ha->flags.process_response_queue = 1; | |
1723 | } else { | |
4fdfefe5 AV |
1724 | /* Enable ZIO. */ |
1725 | if (!ha->flags.init_done) { | |
1726 | ha->zio_mode = icb->add_firmware_options[0] & | |
1727 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1728 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1729 | icb->interrupt_delay_timer: 2; | |
1730 | } | |
1da177e4 LT |
1731 | icb->add_firmware_options[0] &= |
1732 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1733 | ha->flags.process_response_queue = 0; |
1734 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d AV |
1735 | ha->zio_mode = QLA_ZIO_MODE_6; |
1736 | ||
4fdfefe5 AV |
1737 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " |
1738 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1739 | ha->zio_timer * 100)); | |
1da177e4 | 1740 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1741 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1742 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1743 | |
4fdfefe5 AV |
1744 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1745 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1746 | ha->flags.process_response_queue = 1; |
1747 | } | |
1748 | } | |
1749 | ||
1750 | if (rval) { | |
1751 | DEBUG2_3(printk(KERN_WARNING | |
1752 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
1753 | } | |
1754 | return (rval); | |
1755 | } | |
1756 | ||
19a7b4ae JSEC |
1757 | static void |
1758 | qla2x00_rport_del(void *data) | |
1759 | { | |
1760 | fc_port_t *fcport = data; | |
d97994dc AV |
1761 | struct fc_rport *rport; |
1762 | unsigned long flags; | |
1763 | ||
1764 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1765 | rport = fcport->drport; | |
1766 | fcport->drport = NULL; | |
1767 | spin_unlock_irqrestore(&fcport->rport_lock, flags); | |
1768 | if (rport) | |
1769 | fc_remote_port_delete(rport); | |
19a7b4ae | 1770 | |
19a7b4ae JSEC |
1771 | } |
1772 | ||
1da177e4 LT |
1773 | /** |
1774 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1775 | * @ha: HA context | |
1776 | * @flags: allocation flags | |
1777 | * | |
1778 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1779 | */ | |
1780 | fc_port_t * | |
c53033f6 | 1781 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1782 | { |
1783 | fc_port_t *fcport; | |
1784 | ||
1785 | fcport = kmalloc(sizeof(fc_port_t), flags); | |
1786 | if (fcport == NULL) | |
1787 | return (fcport); | |
1788 | ||
1789 | /* Setup fcport template structure. */ | |
1790 | memset(fcport, 0, sizeof (fc_port_t)); | |
1791 | fcport->ha = ha; | |
1792 | fcport->port_type = FCT_UNKNOWN; | |
1793 | fcport->loop_id = FC_NO_LOOP_ID; | |
1da177e4 LT |
1794 | atomic_set(&fcport->state, FCS_UNCONFIGURED); |
1795 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1796 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
d97994dc | 1797 | spin_lock_init(&fcport->rport_lock); |
1da177e4 LT |
1798 | |
1799 | return (fcport); | |
1800 | } | |
1801 | ||
1802 | /* | |
1803 | * qla2x00_configure_loop | |
1804 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1805 | * | |
1806 | * Input: | |
1807 | * ha = adapter block pointer. | |
1808 | * | |
1809 | * Returns: | |
1810 | * 0 = success. | |
1811 | * 1 = error. | |
1812 | * 2 = database was full and device was not configured. | |
1813 | */ | |
1814 | static int | |
fa2a1ce5 | 1815 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1816 | { |
1817 | int rval; | |
1818 | unsigned long flags, save_flags; | |
1819 | ||
1820 | rval = QLA_SUCCESS; | |
1821 | ||
1822 | /* Get Initiator ID */ | |
1823 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1824 | rval = qla2x00_configure_hba(ha); | |
1825 | if (rval != QLA_SUCCESS) { | |
1826 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1827 | ha->host_no)); | |
1828 | return (rval); | |
1829 | } | |
1830 | } | |
1831 | ||
1832 | save_flags = flags = ha->dpc_flags; | |
1833 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1834 | ha->host_no, flags)); | |
1835 | ||
1836 | /* | |
1837 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1838 | * both at the same time. | |
1839 | */ | |
1840 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1841 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1842 | |
1843 | /* Determine what we need to do */ | |
1844 | if (ha->current_topology == ISP_CFG_FL && | |
1845 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1846 | ||
1847 | ha->flags.rscn_queue_overflow = 1; | |
1848 | set_bit(RSCN_UPDATE, &flags); | |
1849 | ||
1850 | } else if (ha->current_topology == ISP_CFG_F && | |
1851 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1852 | ||
1853 | ha->flags.rscn_queue_overflow = 1; | |
1854 | set_bit(RSCN_UPDATE, &flags); | |
1855 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
21333b48 AV |
1856 | |
1857 | } else if (ha->current_topology == ISP_CFG_N) { | |
1858 | clear_bit(RSCN_UPDATE, &flags); | |
1da177e4 LT |
1859 | |
1860 | } else if (!ha->flags.online || | |
1861 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1862 | ||
1863 | ha->flags.rscn_queue_overflow = 1; | |
1864 | set_bit(RSCN_UPDATE, &flags); | |
1865 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1866 | } | |
1867 | ||
1868 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1869 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1870 | rval = QLA_FUNCTION_FAILED; | |
1871 | } else { | |
1872 | rval = qla2x00_configure_local_loop(ha); | |
1873 | } | |
1874 | } | |
1875 | ||
1876 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
23443b1d | 1877 | if (LOOP_TRANSITION(ha)) { |
1da177e4 LT |
1878 | rval = QLA_FUNCTION_FAILED; |
1879 | } else { | |
1880 | rval = qla2x00_configure_fabric(ha); | |
1881 | } | |
1882 | } | |
1883 | ||
1884 | if (rval == QLA_SUCCESS) { | |
1885 | if (atomic_read(&ha->loop_down_timer) || | |
1886 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1887 | rval = QLA_FUNCTION_FAILED; | |
1888 | } else { | |
1da177e4 LT |
1889 | atomic_set(&ha->loop_state, LOOP_READY); |
1890 | ||
1891 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
1892 | } | |
1893 | } | |
1894 | ||
1895 | if (rval) { | |
1896 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
1897 | __func__, ha->host_no)); | |
1898 | } else { | |
1899 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
1900 | } | |
1901 | ||
1902 | /* Restore state if a resync event occured during processing */ | |
1903 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1904 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
1905 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1906 | if (test_bit(RSCN_UPDATE, &save_flags)) | |
1907 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1908 | } | |
1909 | ||
1910 | return (rval); | |
1911 | } | |
1912 | ||
1913 | ||
1914 | ||
1915 | /* | |
1916 | * qla2x00_configure_local_loop | |
1917 | * Updates Fibre Channel Device Database with local loop devices. | |
1918 | * | |
1919 | * Input: | |
1920 | * ha = adapter block pointer. | |
1921 | * | |
1922 | * Returns: | |
1923 | * 0 = success. | |
1924 | */ | |
1925 | static int | |
fa2a1ce5 | 1926 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1927 | { |
1928 | int rval, rval2; | |
1929 | int found_devs; | |
1930 | int found; | |
1931 | fc_port_t *fcport, *new_fcport; | |
1932 | ||
1933 | uint16_t index; | |
1934 | uint16_t entries; | |
1935 | char *id_iter; | |
1936 | uint16_t loop_id; | |
1937 | uint8_t domain, area, al_pa; | |
1938 | ||
1939 | found_devs = 0; | |
1940 | new_fcport = NULL; | |
1941 | entries = MAX_FIBRE_DEVICES; | |
1942 | ||
1943 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
1944 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
1945 | ||
1946 | /* Get list of logged in devices. */ | |
1947 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
1948 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
1949 | &entries); | |
1950 | if (rval != QLA_SUCCESS) | |
1951 | goto cleanup_allocation; | |
1952 | ||
1953 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
1954 | ha->host_no, entries)); | |
1955 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
1956 | entries * sizeof(struct gid_list_info))); | |
1957 | ||
1958 | /* Allocate temporary fcport for any new fcports discovered. */ | |
1959 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1960 | if (new_fcport == NULL) { | |
1961 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1962 | goto cleanup_allocation; | |
1963 | } | |
1964 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1965 | ||
1966 | /* | |
1967 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
1968 | */ | |
1969 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1970 | if (atomic_read(&fcport->state) == FCS_ONLINE && | |
1971 | fcport->port_type != FCT_BROADCAST && | |
1972 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
1973 | ||
1974 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
1975 | "loop_id=0x%04x\n", | |
1976 | ha->host_no, fcport->loop_id)); | |
1977 | ||
1978 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1979 | fcport->flags &= ~FCF_FARP_DONE; | |
1980 | } | |
1981 | } | |
1982 | ||
1983 | /* Add devices to port list. */ | |
1984 | id_iter = (char *)ha->gid_list; | |
1985 | for (index = 0; index < entries; index++) { | |
1986 | domain = ((struct gid_list_info *)id_iter)->domain; | |
1987 | area = ((struct gid_list_info *)id_iter)->area; | |
1988 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 1989 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
1990 | loop_id = (uint16_t) |
1991 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 1992 | else |
1da177e4 LT |
1993 | loop_id = le16_to_cpu( |
1994 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 1995 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
1996 | |
1997 | /* Bypass reserved domain fields. */ | |
1998 | if ((domain & 0xf0) == 0xf0) | |
1999 | continue; | |
2000 | ||
2001 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
2002 | if (area && domain && |
2003 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
2004 | continue; |
2005 | ||
2006 | /* Bypass invalid local loop ID. */ | |
2007 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
2008 | continue; | |
2009 | ||
2010 | /* Fill in member data. */ | |
2011 | new_fcport->d_id.b.domain = domain; | |
2012 | new_fcport->d_id.b.area = area; | |
2013 | new_fcport->d_id.b.al_pa = al_pa; | |
2014 | new_fcport->loop_id = loop_id; | |
2015 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); | |
2016 | if (rval2 != QLA_SUCCESS) { | |
2017 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
2018 | "information -- get_port_database=%x, " | |
2019 | "loop_id=0x%04x\n", | |
2020 | ha->host_no, rval2, new_fcport->loop_id)); | |
c9d02acf AV |
2021 | DEBUG2(printk("scsi(%ld): Scheduling resync...\n", |
2022 | ha->host_no)); | |
2023 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
2024 | continue; |
2025 | } | |
2026 | ||
2027 | /* Check for matching device in port list. */ | |
2028 | found = 0; | |
2029 | fcport = NULL; | |
2030 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2031 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
2032 | WWN_SIZE)) | |
2033 | continue; | |
2034 | ||
2035 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
2036 | FCF_PERSISTENT_BOUND); | |
2037 | fcport->loop_id = new_fcport->loop_id; | |
2038 | fcport->port_type = new_fcport->port_type; | |
2039 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2040 | memcpy(fcport->node_name, new_fcport->node_name, | |
2041 | WWN_SIZE); | |
2042 | ||
2043 | found++; | |
2044 | break; | |
2045 | } | |
2046 | ||
2047 | if (!found) { | |
2048 | /* New device, add to fcports list. */ | |
2049 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2050 | list_add_tail(&new_fcport->list, &ha->fcports); | |
2051 | ||
2052 | /* Allocate a new replacement fcport. */ | |
2053 | fcport = new_fcport; | |
2054 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2055 | if (new_fcport == NULL) { | |
2056 | rval = QLA_MEMORY_ALLOC_FAILED; | |
2057 | goto cleanup_allocation; | |
2058 | } | |
2059 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
2060 | } | |
2061 | ||
2062 | qla2x00_update_fcport(ha, fcport); | |
2063 | ||
2064 | found_devs++; | |
2065 | } | |
2066 | ||
2067 | cleanup_allocation: | |
c9475cb0 | 2068 | kfree(new_fcport); |
1da177e4 LT |
2069 | |
2070 | if (rval != QLA_SUCCESS) { | |
2071 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
2072 | "rval=%x\n", ha->host_no, rval)); | |
2073 | } | |
2074 | ||
2075 | if (found_devs) { | |
2076 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
2077 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
2078 | } | |
2079 | ||
2080 | return (rval); | |
2081 | } | |
2082 | ||
2083 | static void | |
fa2a1ce5 | 2084 | qla2x00_probe_for_all_luns(scsi_qla_host_t *ha) |
1da177e4 LT |
2085 | { |
2086 | fc_port_t *fcport; | |
2087 | ||
d97994dc | 2088 | qla2x00_mark_all_devices_lost(ha, 0); |
1da177e4 LT |
2089 | list_for_each_entry(fcport, &ha->fcports, list) { |
2090 | if (fcport->port_type != FCT_TARGET) | |
2091 | continue; | |
2092 | ||
fa2a1ce5 | 2093 | qla2x00_update_fcport(ha, fcport); |
1da177e4 LT |
2094 | } |
2095 | } | |
2096 | ||
2097 | /* | |
2098 | * qla2x00_update_fcport | |
2099 | * Updates device on list. | |
2100 | * | |
2101 | * Input: | |
2102 | * ha = adapter block pointer. | |
2103 | * fcport = port structure pointer. | |
2104 | * | |
2105 | * Return: | |
2106 | * 0 - Success | |
2107 | * BIT_0 - error | |
2108 | * | |
2109 | * Context: | |
2110 | * Kernel context. | |
2111 | */ | |
052c40c8 | 2112 | void |
1da177e4 LT |
2113 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) |
2114 | { | |
1da177e4 LT |
2115 | fcport->ha = ha; |
2116 | fcport->login_retry = 0; | |
2117 | fcport->port_login_retry_count = ha->port_down_retry_count * | |
2118 | PORT_RETRY_TIME; | |
2119 | atomic_set(&fcport->port_down_timer, ha->port_down_retry_count * | |
2120 | PORT_RETRY_TIME); | |
2121 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2122 | ||
1da177e4 | 2123 | atomic_set(&fcport->state, FCS_ONLINE); |
bdf79621 | 2124 | |
8482e118 AV |
2125 | if (ha->flags.init_done) |
2126 | qla2x00_reg_remote_port(ha, fcport); | |
1da177e4 LT |
2127 | } |
2128 | ||
8482e118 AV |
2129 | void |
2130 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2131 | { | |
2132 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2133 | struct fc_rport *rport; |
d97994dc | 2134 | unsigned long flags; |
8482e118 | 2135 | |
d97994dc AV |
2136 | if (fcport->drport) |
2137 | qla2x00_rport_del(fcport); | |
2138 | if (fcport->rport) | |
2139 | return; | |
8482e118 | 2140 | |
f8b02a85 AV |
2141 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2142 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 AV |
2143 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2144 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 | 2145 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
d97994dc | 2146 | rport = fc_remote_port_add(ha->host, 0, &rport_ids); |
77d74143 AV |
2147 | if (!rport) { |
2148 | qla_printk(KERN_WARNING, ha, | |
2149 | "Unable to allocate fc remote port!\n"); | |
2150 | return; | |
2151 | } | |
d97994dc AV |
2152 | spin_lock_irqsave(&fcport->rport_lock, flags); |
2153 | fcport->rport = rport; | |
19a7b4ae | 2154 | *((fc_port_t **)rport->dd_data) = fcport; |
d97994dc AV |
2155 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
2156 | ||
ad3e0eda | 2157 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2158 | |
8482e118 AV |
2159 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2160 | if (fcport->port_type == FCT_INITIATOR) | |
2161 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2162 | if (fcport->port_type == FCT_TARGET) | |
2163 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2164 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 | 2165 | |
cc4731f5 AV |
2166 | if (rport->scsi_target_id != -1 && |
2167 | rport->scsi_target_id < ha->host->max_id) | |
bdf79621 | 2168 | fcport->os_target_id = rport->scsi_target_id; |
1da177e4 LT |
2169 | } |
2170 | ||
1da177e4 LT |
2171 | /* |
2172 | * qla2x00_configure_fabric | |
2173 | * Setup SNS devices with loop ID's. | |
2174 | * | |
2175 | * Input: | |
2176 | * ha = adapter block pointer. | |
2177 | * | |
2178 | * Returns: | |
2179 | * 0 = success. | |
2180 | * BIT_0 = error | |
2181 | */ | |
2182 | static int | |
2183 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2184 | { | |
2185 | int rval, rval2; | |
2186 | fc_port_t *fcport, *fcptemp; | |
2187 | uint16_t next_loopid; | |
2188 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2189 | uint16_t loop_id; |
1da177e4 LT |
2190 | LIST_HEAD(new_fcports); |
2191 | ||
2192 | /* If FL port exists, then SNS is present */ | |
044cc6c8 | 2193 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) |
0107109e AV |
2194 | loop_id = NPH_F_PORT; |
2195 | else | |
2196 | loop_id = SNS_FL_PORT; | |
2197 | rval = qla2x00_get_port_name(ha, loop_id, NULL, 0); | |
1da177e4 LT |
2198 | if (rval != QLA_SUCCESS) { |
2199 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2200 | "Port\n", ha->host_no)); | |
2201 | ||
2202 | ha->device_flags &= ~SWITCH_FOUND; | |
2203 | return (QLA_SUCCESS); | |
2204 | } | |
2205 | ||
2206 | /* Mark devices that need re-synchronization. */ | |
2207 | rval2 = qla2x00_device_resync(ha); | |
2208 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2209 | /* No point doing the scan, just continue. */ | |
2210 | return (QLA_SUCCESS); | |
2211 | } | |
2212 | do { | |
cca5335c AV |
2213 | /* FDMI support. */ |
2214 | if (ql2xfdmienable && | |
2215 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2216 | qla2x00_fdmi_register(ha); | |
2217 | ||
1da177e4 | 2218 | /* Ensure we are logged into the SNS. */ |
044cc6c8 | 2219 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) |
0107109e AV |
2220 | loop_id = NPH_SNS; |
2221 | else | |
2222 | loop_id = SIMPLE_NAME_SERVER; | |
2223 | ha->isp_ops.fabric_login(ha, loop_id, 0xff, 0xff, | |
abbd8870 | 2224 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2225 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2226 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2227 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2228 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2229 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2230 | return (QLA_SUCCESS); | |
2231 | } | |
2232 | ||
2233 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2234 | if (qla2x00_rft_id(ha)) { | |
2235 | /* EMPTY */ | |
2236 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2237 | "TYPE failed.\n", ha->host_no)); | |
2238 | } | |
2239 | if (qla2x00_rff_id(ha)) { | |
2240 | /* EMPTY */ | |
2241 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2242 | "Features failed.\n", ha->host_no)); | |
2243 | } | |
2244 | if (qla2x00_rnn_id(ha)) { | |
2245 | /* EMPTY */ | |
2246 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2247 | "failed.\n", ha->host_no)); | |
2248 | } else if (qla2x00_rsnn_nn(ha)) { | |
2249 | /* EMPTY */ | |
2250 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2251 | "Node Name failed.\n", ha->host_no)); | |
2252 | } | |
2253 | } | |
2254 | ||
2255 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2256 | if (rval != QLA_SUCCESS) | |
2257 | break; | |
2258 | ||
2259 | /* | |
2260 | * Logout all previous fabric devices marked lost, except | |
2261 | * tape devices. | |
2262 | */ | |
2263 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2264 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2265 | break; | |
2266 | ||
2267 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2268 | continue; | |
2269 | ||
2270 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2271 | qla2x00_mark_device_lost(ha, fcport, | |
d97994dc | 2272 | ql2xplogiabsentdevice, 0); |
1da177e4 LT |
2273 | if (fcport->loop_id != FC_NO_LOOP_ID && |
2274 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2275 | fcport->port_type != FCT_INITIATOR && | |
2276 | fcport->port_type != FCT_BROADCAST) { | |
abbd8870 | 2277 | ha->isp_ops.fabric_logout(ha, |
1c7c6357 AV |
2278 | fcport->loop_id, |
2279 | fcport->d_id.b.domain, | |
2280 | fcport->d_id.b.area, | |
2281 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2282 | fcport->loop_id = FC_NO_LOOP_ID; |
2283 | } | |
2284 | } | |
2285 | } | |
2286 | ||
2287 | /* Starting free loop ID. */ | |
2288 | next_loopid = ha->min_external_loopid; | |
2289 | ||
2290 | /* | |
2291 | * Scan through our port list and login entries that need to be | |
2292 | * logged in. | |
2293 | */ | |
2294 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2295 | if (atomic_read(&ha->loop_down_timer) || | |
2296 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2297 | break; | |
2298 | ||
2299 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2300 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2301 | continue; | |
2302 | ||
2303 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2304 | fcport->loop_id = next_loopid; | |
2305 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2306 | if (rval != QLA_SUCCESS) { | |
2307 | /* Ran out of IDs to use */ | |
2308 | break; | |
2309 | } | |
2310 | } | |
1da177e4 LT |
2311 | /* Login and update database */ |
2312 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2313 | } | |
2314 | ||
2315 | /* Exit if out of loop IDs. */ | |
2316 | if (rval != QLA_SUCCESS) { | |
2317 | break; | |
2318 | } | |
2319 | ||
2320 | /* | |
2321 | * Login and add the new devices to our port list. | |
2322 | */ | |
2323 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2324 | if (atomic_read(&ha->loop_down_timer) || | |
2325 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2326 | break; | |
2327 | ||
2328 | /* Find a new loop ID to use. */ | |
2329 | fcport->loop_id = next_loopid; | |
2330 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2331 | if (rval != QLA_SUCCESS) { | |
2332 | /* Ran out of IDs to use */ | |
2333 | break; | |
2334 | } | |
2335 | ||
1da177e4 LT |
2336 | /* Remove device from the new list and add it to DB */ |
2337 | list_del(&fcport->list); | |
2338 | list_add_tail(&fcport->list, &ha->fcports); | |
bdf79621 AV |
2339 | |
2340 | /* Login and update database */ | |
2341 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
1da177e4 LT |
2342 | } |
2343 | } while (0); | |
2344 | ||
2345 | /* Free all new device structures not processed. */ | |
2346 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2347 | list_del(&fcport->list); | |
2348 | kfree(fcport); | |
2349 | } | |
2350 | ||
2351 | if (rval) { | |
2352 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2353 | "rval=%d\n", ha->host_no, rval)); | |
2354 | } | |
2355 | ||
2356 | return (rval); | |
2357 | } | |
2358 | ||
2359 | ||
2360 | /* | |
2361 | * qla2x00_find_all_fabric_devs | |
2362 | * | |
2363 | * Input: | |
2364 | * ha = adapter block pointer. | |
2365 | * dev = database device entry pointer. | |
2366 | * | |
2367 | * Returns: | |
2368 | * 0 = success. | |
2369 | * | |
2370 | * Context: | |
2371 | * Kernel context. | |
2372 | */ | |
2373 | static int | |
2374 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2375 | { | |
2376 | int rval; | |
2377 | uint16_t loop_id; | |
2378 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2379 | int found; | |
2380 | ||
2381 | sw_info_t *swl; | |
2382 | int swl_idx; | |
2383 | int first_dev, last_dev; | |
2384 | port_id_t wrap, nxt_d_id; | |
2385 | ||
2386 | rval = QLA_SUCCESS; | |
2387 | ||
2388 | /* Try GID_PT to get device list, else GAN. */ | |
2389 | swl = kmalloc(sizeof(sw_info_t) * MAX_FIBRE_DEVICES, GFP_ATOMIC); | |
2390 | if (swl == NULL) { | |
2391 | /*EMPTY*/ | |
2392 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2393 | "on GA_NXT\n", ha->host_no)); | |
2394 | } else { | |
2395 | memset(swl, 0, sizeof(sw_info_t) * MAX_FIBRE_DEVICES); | |
2396 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { | |
2397 | kfree(swl); | |
2398 | swl = NULL; | |
2399 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2400 | kfree(swl); | |
2401 | swl = NULL; | |
2402 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2403 | kfree(swl); | |
2404 | swl = NULL; | |
2405 | } | |
2406 | } | |
2407 | swl_idx = 0; | |
2408 | ||
2409 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2410 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2411 | if (new_fcport == NULL) { | |
c9475cb0 | 2412 | kfree(swl); |
1da177e4 LT |
2413 | return (QLA_MEMORY_ALLOC_FAILED); |
2414 | } | |
2415 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2416 | ||
2417 | /* Set start port ID scan at adapter ID. */ | |
2418 | first_dev = 1; | |
2419 | last_dev = 0; | |
2420 | ||
2421 | /* Starting free loop ID. */ | |
2422 | loop_id = ha->min_external_loopid; | |
1da177e4 | 2423 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2424 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2425 | continue; |
2426 | ||
23443b1d | 2427 | if (atomic_read(&ha->loop_down_timer) || LOOP_TRANSITION(ha)) |
1da177e4 LT |
2428 | break; |
2429 | ||
2430 | if (swl != NULL) { | |
2431 | if (last_dev) { | |
2432 | wrap.b24 = new_fcport->d_id.b24; | |
2433 | } else { | |
2434 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2435 | memcpy(new_fcport->node_name, | |
2436 | swl[swl_idx].node_name, WWN_SIZE); | |
2437 | memcpy(new_fcport->port_name, | |
2438 | swl[swl_idx].port_name, WWN_SIZE); | |
2439 | ||
2440 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2441 | last_dev = 1; | |
2442 | } | |
2443 | swl_idx++; | |
2444 | } | |
2445 | } else { | |
2446 | /* Send GA_NXT to the switch */ | |
2447 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2448 | if (rval != QLA_SUCCESS) { | |
2449 | qla_printk(KERN_WARNING, ha, | |
2450 | "SNS scan failed -- assuming zero-entry " | |
2451 | "result...\n"); | |
2452 | list_for_each_entry_safe(fcport, fcptemp, | |
2453 | new_fcports, list) { | |
2454 | list_del(&fcport->list); | |
2455 | kfree(fcport); | |
2456 | } | |
2457 | rval = QLA_SUCCESS; | |
2458 | break; | |
2459 | } | |
2460 | } | |
2461 | ||
2462 | /* If wrap on switch device list, exit. */ | |
2463 | if (first_dev) { | |
2464 | wrap.b24 = new_fcport->d_id.b24; | |
2465 | first_dev = 0; | |
2466 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2467 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2468 | ha->host_no, new_fcport->d_id.b.domain, | |
2469 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2470 | break; | |
2471 | } | |
2472 | ||
2473 | /* Bypass if host adapter. */ | |
2474 | if (new_fcport->d_id.b24 == ha->d_id.b24) | |
2475 | continue; | |
2476 | ||
f7d289f6 AV |
2477 | /* Bypass if same domain and area of adapter. */ |
2478 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2479 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2480 | ISP_CFG_FL) | |
2481 | continue; | |
2482 | ||
1da177e4 LT |
2483 | /* Bypass reserved domain fields. */ |
2484 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2485 | continue; | |
2486 | ||
2487 | /* Locate matching device in database. */ | |
2488 | found = 0; | |
2489 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2490 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
2491 | WWN_SIZE)) | |
2492 | continue; | |
2493 | ||
2494 | found++; | |
2495 | ||
2496 | /* | |
2497 | * If address the same and state FCS_ONLINE, nothing | |
2498 | * changed. | |
2499 | */ | |
2500 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2501 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2502 | break; | |
2503 | } | |
2504 | ||
2505 | /* | |
2506 | * If device was not a fabric device before. | |
2507 | */ | |
2508 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2509 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2510 | fcport->loop_id = FC_NO_LOOP_ID; | |
2511 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2512 | FCF_LOGIN_NEEDED); | |
2513 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2514 | break; | |
2515 | } | |
2516 | ||
2517 | /* | |
2518 | * Port ID changed or device was marked to be updated; | |
2519 | * Log it out if still logged in and mark it for | |
2520 | * relogin later. | |
2521 | */ | |
2522 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2523 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2524 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2525 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2526 | fcport->port_type != FCT_INITIATOR && | |
2527 | fcport->port_type != FCT_BROADCAST) { | |
1c7c6357 AV |
2528 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2529 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2530 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2531 | fcport->loop_id = FC_NO_LOOP_ID; |
2532 | } | |
2533 | ||
2534 | break; | |
2535 | } | |
2536 | ||
2537 | if (found) | |
2538 | continue; | |
2539 | ||
2540 | /* If device was not in our fcports list, then add it. */ | |
2541 | list_add_tail(&new_fcport->list, new_fcports); | |
2542 | ||
2543 | /* Allocate a new replacement fcport. */ | |
2544 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2545 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2546 | if (new_fcport == NULL) { | |
c9475cb0 | 2547 | kfree(swl); |
1da177e4 LT |
2548 | return (QLA_MEMORY_ALLOC_FAILED); |
2549 | } | |
2550 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2551 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2552 | } | |
2553 | ||
c9475cb0 JJ |
2554 | kfree(swl); |
2555 | kfree(new_fcport); | |
1da177e4 LT |
2556 | |
2557 | if (!list_empty(new_fcports)) | |
2558 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2559 | ||
2560 | return (rval); | |
2561 | } | |
2562 | ||
2563 | /* | |
2564 | * qla2x00_find_new_loop_id | |
2565 | * Scan through our port list and find a new usable loop ID. | |
2566 | * | |
2567 | * Input: | |
2568 | * ha: adapter state pointer. | |
2569 | * dev: port structure pointer. | |
2570 | * | |
2571 | * Returns: | |
2572 | * qla2x00 local function return status code. | |
2573 | * | |
2574 | * Context: | |
2575 | * Kernel context. | |
2576 | */ | |
2577 | int | |
2578 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) | |
2579 | { | |
2580 | int rval; | |
2581 | int found; | |
2582 | fc_port_t *fcport; | |
2583 | uint16_t first_loop_id; | |
2584 | ||
2585 | rval = QLA_SUCCESS; | |
2586 | ||
2587 | /* Save starting loop ID. */ | |
2588 | first_loop_id = dev->loop_id; | |
2589 | ||
2590 | for (;;) { | |
2591 | /* Skip loop ID if already used by adapter. */ | |
2592 | if (dev->loop_id == ha->loop_id) { | |
2593 | dev->loop_id++; | |
2594 | } | |
2595 | ||
2596 | /* Skip reserved loop IDs. */ | |
3d71644c | 2597 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2598 | dev->loop_id++; |
2599 | } | |
2600 | ||
2601 | /* Reset loop ID if passed the end. */ | |
2602 | if (dev->loop_id > ha->last_loop_id) { | |
2603 | /* first loop ID. */ | |
2604 | dev->loop_id = ha->min_external_loopid; | |
2605 | } | |
2606 | ||
2607 | /* Check for loop ID being already in use. */ | |
2608 | found = 0; | |
2609 | fcport = NULL; | |
2610 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2611 | if (fcport->loop_id == dev->loop_id && fcport != dev) { | |
2612 | /* ID possibly in use */ | |
2613 | found++; | |
2614 | break; | |
2615 | } | |
2616 | } | |
2617 | ||
2618 | /* If not in use then it is free to use. */ | |
2619 | if (!found) { | |
2620 | break; | |
2621 | } | |
2622 | ||
2623 | /* ID in use. Try next value. */ | |
2624 | dev->loop_id++; | |
2625 | ||
2626 | /* If wrap around. No free ID to use. */ | |
2627 | if (dev->loop_id == first_loop_id) { | |
2628 | dev->loop_id = FC_NO_LOOP_ID; | |
2629 | rval = QLA_FUNCTION_FAILED; | |
2630 | break; | |
2631 | } | |
2632 | } | |
2633 | ||
2634 | return (rval); | |
2635 | } | |
2636 | ||
2637 | /* | |
2638 | * qla2x00_device_resync | |
2639 | * Marks devices in the database that needs resynchronization. | |
2640 | * | |
2641 | * Input: | |
2642 | * ha = adapter block pointer. | |
2643 | * | |
2644 | * Context: | |
2645 | * Kernel context. | |
2646 | */ | |
2647 | static int | |
fa2a1ce5 | 2648 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2649 | { |
2650 | int rval; | |
1da177e4 LT |
2651 | uint32_t mask; |
2652 | fc_port_t *fcport; | |
2653 | uint32_t rscn_entry; | |
2654 | uint8_t rscn_out_iter; | |
2655 | uint8_t format; | |
2656 | port_id_t d_id; | |
2657 | ||
2658 | rval = QLA_RSCNS_HANDLED; | |
2659 | ||
2660 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2661 | ha->flags.rscn_queue_overflow) { | |
2662 | ||
2663 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2664 | format = MSB(MSW(rscn_entry)); | |
2665 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2666 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2667 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2668 | ||
2669 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2670 | "[%02x/%02x%02x%02x].\n", | |
2671 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2672 | d_id.b.area, d_id.b.al_pa)); | |
2673 | ||
2674 | ha->rscn_out_ptr++; | |
2675 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2676 | ha->rscn_out_ptr = 0; | |
2677 | ||
2678 | /* Skip duplicate entries. */ | |
2679 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2680 | !ha->flags.rscn_queue_overflow && | |
2681 | rscn_out_iter != ha->rscn_in_ptr; | |
2682 | rscn_out_iter = (rscn_out_iter == | |
2683 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2684 | ||
2685 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2686 | break; | |
2687 | ||
2688 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2689 | "entry found at [%d].\n", ha->host_no, | |
2690 | rscn_out_iter)); | |
2691 | ||
2692 | ha->rscn_out_ptr = rscn_out_iter; | |
2693 | } | |
2694 | ||
2695 | /* Queue overflow, set switch default case. */ | |
2696 | if (ha->flags.rscn_queue_overflow) { | |
2697 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2698 | "overflow.\n", ha->host_no)); | |
2699 | ||
2700 | format = 3; | |
2701 | ha->flags.rscn_queue_overflow = 0; | |
2702 | } | |
2703 | ||
2704 | switch (format) { | |
2705 | case 0: | |
1da177e4 LT |
2706 | mask = 0xffffff; |
2707 | break; | |
2708 | case 1: | |
2709 | mask = 0xffff00; | |
2710 | break; | |
2711 | case 2: | |
2712 | mask = 0xff0000; | |
2713 | break; | |
2714 | default: | |
2715 | mask = 0x0; | |
2716 | d_id.b24 = 0; | |
2717 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2718 | break; | |
2719 | } | |
2720 | ||
2721 | rval = QLA_SUCCESS; | |
2722 | ||
1da177e4 LT |
2723 | list_for_each_entry(fcport, &ha->fcports, list) { |
2724 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2725 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2726 | fcport->port_type == FCT_BROADCAST) | |
2727 | continue; | |
2728 | ||
2729 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2730 | if (format != 3 || | |
2731 | fcport->port_type != FCT_INITIATOR) { | |
d97994dc AV |
2732 | qla2x00_mark_device_lost(ha, fcport, |
2733 | 0, 0); | |
1da177e4 LT |
2734 | } |
2735 | } | |
2736 | fcport->flags &= ~FCF_FARP_DONE; | |
2737 | } | |
2738 | } | |
2739 | return (rval); | |
2740 | } | |
2741 | ||
2742 | /* | |
2743 | * qla2x00_fabric_dev_login | |
2744 | * Login fabric target device and update FC port database. | |
2745 | * | |
2746 | * Input: | |
2747 | * ha: adapter state pointer. | |
2748 | * fcport: port structure list pointer. | |
2749 | * next_loopid: contains value of a new loop ID that can be used | |
2750 | * by the next login attempt. | |
2751 | * | |
2752 | * Returns: | |
2753 | * qla2x00 local function return status code. | |
2754 | * | |
2755 | * Context: | |
2756 | * Kernel context. | |
2757 | */ | |
2758 | static int | |
2759 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2760 | uint16_t *next_loopid) | |
2761 | { | |
2762 | int rval; | |
2763 | int retry; | |
0107109e | 2764 | uint8_t opts; |
1da177e4 LT |
2765 | |
2766 | rval = QLA_SUCCESS; | |
2767 | retry = 0; | |
2768 | ||
2769 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2770 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2771 | /* Send an ADISC to tape devices.*/ |
2772 | opts = 0; | |
2773 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2774 | opts |= BIT_1; | |
2775 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 2776 | if (rval != QLA_SUCCESS) { |
1c7c6357 AV |
2777 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2778 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2779 | fcport->d_id.b.al_pa); | |
d97994dc | 2780 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
2781 | } else { |
2782 | qla2x00_update_fcport(ha, fcport); | |
2783 | } | |
2784 | } | |
2785 | ||
2786 | return (rval); | |
2787 | } | |
2788 | ||
2789 | /* | |
2790 | * qla2x00_fabric_login | |
2791 | * Issue fabric login command. | |
2792 | * | |
2793 | * Input: | |
2794 | * ha = adapter block pointer. | |
2795 | * device = pointer to FC device type structure. | |
2796 | * | |
2797 | * Returns: | |
2798 | * 0 - Login successfully | |
2799 | * 1 - Login failed | |
2800 | * 2 - Initiator device | |
2801 | * 3 - Fatal error | |
2802 | */ | |
2803 | int | |
2804 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2805 | uint16_t *next_loopid) | |
2806 | { | |
2807 | int rval; | |
2808 | int retry; | |
2809 | uint16_t tmp_loopid; | |
2810 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2811 | ||
2812 | retry = 0; | |
2813 | tmp_loopid = 0; | |
2814 | ||
2815 | for (;;) { | |
2816 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
2817 | "for port %02x%02x%02x.\n", | |
2818 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
2819 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2820 | ||
2821 | /* Login fcport on switch. */ | |
abbd8870 | 2822 | ha->isp_ops.fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
2823 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2824 | fcport->d_id.b.al_pa, mb, BIT_0); | |
2825 | if (mb[0] == MBS_PORT_ID_USED) { | |
2826 | /* | |
2827 | * Device has another loop ID. The firmware team | |
0107109e AV |
2828 | * recommends the driver perform an implicit login with |
2829 | * the specified ID again. The ID we just used is save | |
2830 | * here so we return with an ID that can be tried by | |
2831 | * the next login. | |
1da177e4 LT |
2832 | */ |
2833 | retry++; | |
2834 | tmp_loopid = fcport->loop_id; | |
2835 | fcport->loop_id = mb[1]; | |
2836 | ||
2837 | DEBUG(printk("Fabric Login: port in use - next " | |
2838 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
2839 | fcport->loop_id, fcport->d_id.b.domain, | |
2840 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2841 | ||
2842 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
2843 | /* | |
2844 | * Login succeeded. | |
2845 | */ | |
2846 | if (retry) { | |
2847 | /* A retry occurred before. */ | |
2848 | *next_loopid = tmp_loopid; | |
2849 | } else { | |
2850 | /* | |
2851 | * No retry occurred before. Just increment the | |
2852 | * ID value for next login. | |
2853 | */ | |
2854 | *next_loopid = (fcport->loop_id + 1); | |
2855 | } | |
2856 | ||
2857 | if (mb[1] & BIT_0) { | |
2858 | fcport->port_type = FCT_INITIATOR; | |
2859 | } else { | |
2860 | fcport->port_type = FCT_TARGET; | |
2861 | if (mb[1] & BIT_1) { | |
2862 | fcport->flags |= FCF_TAPE_PRESENT; | |
2863 | } | |
2864 | } | |
2865 | ||
ad3e0eda AV |
2866 | if (mb[10] & BIT_0) |
2867 | fcport->supported_classes |= FC_COS_CLASS2; | |
2868 | if (mb[10] & BIT_1) | |
2869 | fcport->supported_classes |= FC_COS_CLASS3; | |
2870 | ||
1da177e4 LT |
2871 | rval = QLA_SUCCESS; |
2872 | break; | |
2873 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
2874 | /* | |
2875 | * Loop ID already used, try next loop ID. | |
2876 | */ | |
2877 | fcport->loop_id++; | |
2878 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2879 | if (rval != QLA_SUCCESS) { | |
2880 | /* Ran out of loop IDs to use */ | |
2881 | break; | |
2882 | } | |
2883 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
2884 | /* | |
2885 | * Firmware possibly timed out during login. If NO | |
2886 | * retries are left to do then the device is declared | |
2887 | * dead. | |
2888 | */ | |
2889 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2890 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2891 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2892 | fcport->d_id.b.al_pa); | |
d97994dc | 2893 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
2894 | |
2895 | rval = 1; | |
2896 | break; | |
2897 | } else { | |
2898 | /* | |
2899 | * unrecoverable / not handled error | |
2900 | */ | |
2901 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
2902 | "loop_id=%x jiffies=%lx.\n", |
2903 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
2904 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2905 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
2906 | ||
2907 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2908 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2909 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2910 | fcport->d_id.b.al_pa); | |
1da177e4 | 2911 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 2912 | fcport->login_retry = 0; |
1da177e4 LT |
2913 | |
2914 | rval = 3; | |
2915 | break; | |
2916 | } | |
2917 | } | |
2918 | ||
2919 | return (rval); | |
2920 | } | |
2921 | ||
2922 | /* | |
2923 | * qla2x00_local_device_login | |
2924 | * Issue local device login command. | |
2925 | * | |
2926 | * Input: | |
2927 | * ha = adapter block pointer. | |
2928 | * loop_id = loop id of device to login to. | |
2929 | * | |
2930 | * Returns (Where's the #define!!!!): | |
2931 | * 0 - Login successfully | |
2932 | * 1 - Login failed | |
2933 | * 3 - Fatal error | |
2934 | */ | |
2935 | int | |
9a52a57c | 2936 | qla2x00_local_device_login(scsi_qla_host_t *ha, fc_port_t *fcport) |
1da177e4 LT |
2937 | { |
2938 | int rval; | |
2939 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2940 | ||
2941 | memset(mb, 0, sizeof(mb)); | |
9a52a57c | 2942 | rval = qla2x00_login_local_device(ha, fcport, mb, BIT_0); |
1da177e4 LT |
2943 | if (rval == QLA_SUCCESS) { |
2944 | /* Interrogate mailbox registers for any errors */ | |
2945 | if (mb[0] == MBS_COMMAND_ERROR) | |
2946 | rval = 1; | |
2947 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
2948 | /* device not in PCB table */ | |
2949 | rval = 3; | |
2950 | } | |
2951 | ||
2952 | return (rval); | |
2953 | } | |
2954 | ||
2955 | /* | |
2956 | * qla2x00_loop_resync | |
2957 | * Resync with fibre channel devices. | |
2958 | * | |
2959 | * Input: | |
2960 | * ha = adapter block pointer. | |
2961 | * | |
2962 | * Returns: | |
2963 | * 0 = success | |
2964 | */ | |
2965 | int | |
fa2a1ce5 | 2966 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2967 | { |
2968 | int rval; | |
2969 | uint32_t wait_time; | |
2970 | ||
2971 | rval = QLA_SUCCESS; | |
2972 | ||
2973 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
2974 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
2975 | if (ha->flags.online) { | |
2976 | if (!(rval = qla2x00_fw_ready(ha))) { | |
2977 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
2978 | wait_time = 256; | |
2979 | do { | |
1da177e4 LT |
2980 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
2981 | ||
0107109e AV |
2982 | /* Issue a marker after FW becomes ready. */ |
2983 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
2984 | ha->marker_needed = 0; | |
1da177e4 LT |
2985 | |
2986 | /* Remap devices on Loop. */ | |
2987 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
2988 | ||
2989 | qla2x00_configure_loop(ha); | |
2990 | wait_time--; | |
2991 | } while (!atomic_read(&ha->loop_down_timer) && | |
2992 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
2993 | wait_time && | |
2994 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
2995 | } | |
1da177e4 LT |
2996 | } |
2997 | ||
2998 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
2999 | return (QLA_FUNCTION_FAILED); | |
3000 | } | |
3001 | ||
3002 | if (rval) { | |
3003 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
3004 | } | |
3005 | ||
3006 | return (rval); | |
3007 | } | |
3008 | ||
1da177e4 LT |
3009 | void |
3010 | qla2x00_rescan_fcports(scsi_qla_host_t *ha) | |
3011 | { | |
3012 | int rescan_done; | |
3013 | fc_port_t *fcport; | |
3014 | ||
3015 | rescan_done = 0; | |
3016 | list_for_each_entry(fcport, &ha->fcports, list) { | |
3017 | if ((fcport->flags & FCF_RESCAN_NEEDED) == 0) | |
3018 | continue; | |
3019 | ||
3020 | qla2x00_update_fcport(ha, fcport); | |
3021 | fcport->flags &= ~FCF_RESCAN_NEEDED; | |
3022 | ||
3023 | rescan_done = 1; | |
3024 | } | |
fa2a1ce5 | 3025 | qla2x00_probe_for_all_luns(ha); |
1da177e4 LT |
3026 | } |
3027 | ||
d97994dc AV |
3028 | void |
3029 | qla2x00_update_fcports(scsi_qla_host_t *ha) | |
3030 | { | |
3031 | fc_port_t *fcport; | |
3032 | ||
3033 | /* Go with deferred removal of rport references. */ | |
3034 | list_for_each_entry(fcport, &ha->fcports, list) | |
3035 | if (fcport->drport) | |
3036 | qla2x00_rport_del(fcport); | |
3037 | } | |
3038 | ||
1da177e4 LT |
3039 | /* |
3040 | * qla2x00_abort_isp | |
3041 | * Resets ISP and aborts all outstanding commands. | |
3042 | * | |
3043 | * Input: | |
3044 | * ha = adapter block pointer. | |
3045 | * | |
3046 | * Returns: | |
3047 | * 0 = success | |
3048 | */ | |
3049 | int | |
3050 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
3051 | { | |
3052 | unsigned long flags = 0; | |
3053 | uint16_t cnt; | |
3054 | srb_t *sp; | |
3055 | uint8_t status = 0; | |
3056 | ||
3057 | if (ha->flags.online) { | |
3058 | ha->flags.online = 0; | |
3059 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
3060 | |
3061 | qla_printk(KERN_INFO, ha, | |
3062 | "Performing ISP error recovery - ha= %p.\n", ha); | |
abbd8870 | 3063 | ha->isp_ops.reset_chip(ha); |
1da177e4 LT |
3064 | |
3065 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3066 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3067 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
d97994dc | 3068 | qla2x00_mark_all_devices_lost(ha, 0); |
1da177e4 LT |
3069 | } else { |
3070 | if (!atomic_read(&ha->loop_down_timer)) | |
3071 | atomic_set(&ha->loop_down_timer, | |
3072 | LOOP_DOWN_TIME); | |
3073 | } | |
3074 | ||
3075 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3076 | /* Requeue all commands in outstanding command list. */ | |
3077 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
3078 | sp = ha->outstanding_cmds[cnt]; | |
3079 | if (sp) { | |
3080 | ha->outstanding_cmds[cnt] = NULL; | |
1da177e4 | 3081 | sp->flags = 0; |
f4f051eb | 3082 | sp->cmd->result = DID_RESET << 16; |
1da177e4 | 3083 | sp->cmd->host_scribble = (unsigned char *)NULL; |
f4f051eb | 3084 | qla2x00_sp_compl(ha, sp); |
1da177e4 LT |
3085 | } |
3086 | } | |
3087 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3088 | ||
abbd8870 | 3089 | ha->isp_ops.nvram_config(ha); |
1da177e4 LT |
3090 | |
3091 | if (!qla2x00_restart_isp(ha)) { | |
3092 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3093 | ||
3094 | if (!atomic_read(&ha->loop_down_timer)) { | |
3095 | /* | |
3096 | * Issue marker command only when we are going | |
3097 | * to start the I/O . | |
3098 | */ | |
3099 | ha->marker_needed = 1; | |
3100 | } | |
3101 | ||
3102 | ha->flags.online = 1; | |
3103 | ||
abbd8870 | 3104 | ha->isp_ops.enable_intrs(ha); |
1da177e4 | 3105 | |
fa2a1ce5 | 3106 | ha->isp_abort_cnt = 0; |
1da177e4 LT |
3107 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3108 | } else { /* failed the ISP abort */ | |
3109 | ha->flags.online = 1; | |
3110 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3111 | if (ha->isp_abort_cnt == 0) { | |
3112 | qla_printk(KERN_WARNING, ha, | |
3113 | "ISP error recovery failed - " | |
3114 | "board disabled\n"); | |
fa2a1ce5 | 3115 | /* |
1da177e4 LT |
3116 | * The next call disables the board |
3117 | * completely. | |
3118 | */ | |
abbd8870 | 3119 | ha->isp_ops.reset_adapter(ha); |
1da177e4 LT |
3120 | ha->flags.online = 0; |
3121 | clear_bit(ISP_ABORT_RETRY, | |
3122 | &ha->dpc_flags); | |
3123 | status = 0; | |
3124 | } else { /* schedule another ISP abort */ | |
3125 | ha->isp_abort_cnt--; | |
3126 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3127 | "retry remaining %d\n", |
1da177e4 LT |
3128 | ha->host_no, ha->isp_abort_cnt);) |
3129 | status = 1; | |
3130 | } | |
3131 | } else { | |
3132 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3133 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3134 | "- retrying (%d) more times\n", | |
3135 | ha->host_no, ha->isp_abort_cnt);) | |
3136 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); | |
3137 | status = 1; | |
3138 | } | |
3139 | } | |
fa2a1ce5 | 3140 | |
1da177e4 LT |
3141 | } |
3142 | ||
3143 | if (status) { | |
3144 | qla_printk(KERN_INFO, ha, | |
3145 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3146 | } else { | |
3147 | DEBUG(printk(KERN_INFO | |
3148 | "qla2x00_abort_isp(%ld): exiting.\n", | |
3149 | ha->host_no);) | |
3150 | } | |
3151 | ||
3152 | return(status); | |
3153 | } | |
3154 | ||
3155 | /* | |
3156 | * qla2x00_restart_isp | |
3157 | * restarts the ISP after a reset | |
3158 | * | |
3159 | * Input: | |
3160 | * ha = adapter block pointer. | |
3161 | * | |
3162 | * Returns: | |
3163 | * 0 = success | |
3164 | */ | |
3165 | static int | |
3166 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3167 | { | |
3168 | uint8_t status = 0; | |
3d71644c | 3169 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3170 | unsigned long flags = 0; |
3171 | uint32_t wait_time; | |
3172 | ||
3173 | /* If firmware needs to be loaded */ | |
3174 | if (qla2x00_isp_firmware(ha)) { | |
3175 | ha->flags.online = 0; | |
abbd8870 | 3176 | if (!(status = ha->isp_ops.chip_diag(ha))) { |
1da177e4 LT |
3177 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
3178 | status = qla2x00_setup_chip(ha); | |
3179 | goto done; | |
3180 | } | |
3181 | ||
1da177e4 LT |
3182 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3183 | ||
044cc6c8 | 3184 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha)) { |
0107109e AV |
3185 | /* |
3186 | * Disable SRAM, Instruction RAM and GP RAM | |
3187 | * parity. | |
3188 | */ | |
3189 | WRT_REG_WORD(®->hccr, | |
3190 | (HCCR_ENABLE_PARITY + 0x0)); | |
3191 | RD_REG_WORD(®->hccr); | |
3192 | } | |
1da177e4 LT |
3193 | |
3194 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3195 | |
1da177e4 LT |
3196 | status = qla2x00_setup_chip(ha); |
3197 | ||
3198 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3199 | |
044cc6c8 | 3200 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha)) { |
0107109e AV |
3201 | /* Enable proper parity */ |
3202 | if (IS_QLA2300(ha)) | |
3203 | /* SRAM parity */ | |
3204 | WRT_REG_WORD(®->hccr, | |
3205 | (HCCR_ENABLE_PARITY + 0x1)); | |
3206 | else | |
3207 | /* | |
3208 | * SRAM, Instruction RAM and GP RAM | |
3209 | * parity. | |
3210 | */ | |
3211 | WRT_REG_WORD(®->hccr, | |
3212 | (HCCR_ENABLE_PARITY + 0x7)); | |
3213 | RD_REG_WORD(®->hccr); | |
3214 | } | |
1da177e4 LT |
3215 | |
3216 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3217 | } | |
3218 | } | |
3219 | ||
3220 | done: | |
3221 | if (!status && !(status = qla2x00_init_rings(ha))) { | |
3222 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3223 | if (!(status = qla2x00_fw_ready(ha))) { | |
3224 | DEBUG(printk("%s(): Start configure loop, " | |
0107109e AV |
3225 | "status = %d\n", __func__, status);) |
3226 | ||
3227 | /* Issue a marker after FW becomes ready. */ | |
3228 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3229 | ||
1da177e4 LT |
3230 | ha->flags.online = 1; |
3231 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3232 | wait_time = 256; | |
3233 | do { | |
3234 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3235 | qla2x00_configure_loop(ha); | |
3236 | wait_time--; | |
3237 | } while (!atomic_read(&ha->loop_down_timer) && | |
3238 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3239 | wait_time && | |
3240 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3241 | } | |
3242 | ||
3243 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3244 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3245 | status = 0; |
3246 | ||
3247 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3248 | __func__, | |
3249 | status);) | |
3250 | } | |
3251 | return (status); | |
3252 | } | |
3253 | ||
3254 | /* | |
3255 | * qla2x00_reset_adapter | |
3256 | * Reset adapter. | |
3257 | * | |
3258 | * Input: | |
3259 | * ha = adapter block pointer. | |
3260 | */ | |
abbd8870 | 3261 | void |
1da177e4 LT |
3262 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3263 | { | |
3264 | unsigned long flags = 0; | |
3d71644c | 3265 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3266 | |
3267 | ha->flags.online = 0; | |
abbd8870 | 3268 | ha->isp_ops.disable_intrs(ha); |
1da177e4 | 3269 | |
1da177e4 LT |
3270 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3271 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3272 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3273 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3274 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3275 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3276 | } | |
0107109e AV |
3277 | |
3278 | void | |
3279 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3280 | { | |
3281 | unsigned long flags = 0; | |
3282 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3283 | ||
3284 | ha->flags.online = 0; | |
3285 | ha->isp_ops.disable_intrs(ha); | |
3286 | ||
3287 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3288 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3289 | RD_REG_DWORD(®->hccr); | |
3290 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3291 | RD_REG_DWORD(®->hccr); | |
3292 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3293 | } | |
3294 | ||
3295 | int | |
3296 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3297 | { | |
3298 | int rval; | |
3299 | struct init_cb_24xx *icb; | |
3300 | struct nvram_24xx *nv; | |
3301 | uint32_t *dptr; | |
3302 | uint8_t *dptr1, *dptr2; | |
3303 | uint32_t chksum; | |
3304 | uint16_t cnt; | |
3305 | ||
3306 | rval = QLA_SUCCESS; | |
3307 | icb = (struct init_cb_24xx *)ha->init_cb; | |
3308 | nv = (struct nvram_24xx *)ha->request_ring; | |
3309 | ||
3310 | /* Determine NVRAM starting address. */ | |
3311 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3312 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
6f641790 AV |
3313 | ha->vpd_size = FA_NVRAM_VPD_SIZE; |
3314 | ha->vpd_base = FA_NVRAM_VPD0_ADDR; | |
3315 | if (PCI_FUNC(ha->pdev->devfn)) { | |
0107109e | 3316 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; |
6f641790 AV |
3317 | ha->vpd_base = FA_NVRAM_VPD1_ADDR; |
3318 | } | |
0107109e AV |
3319 | |
3320 | /* Get NVRAM data and calculate checksum. */ | |
3321 | dptr = (uint32_t *)nv; | |
3322 | ha->isp_ops.read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, | |
3323 | ha->nvram_size); | |
3324 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3325 | chksum += le32_to_cpu(*dptr++); | |
3326 | ||
3327 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
3328 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
3329 | ha->nvram_size)); | |
3330 | ||
3331 | /* Bad NVRAM data, set defaults parameters. */ | |
3332 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3333 | || nv->id[3] != ' ' || | |
3334 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3335 | /* Reset NVRAM data. */ | |
3336 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3337 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3338 | le16_to_cpu(nv->nvram_version)); | |
3339 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " | |
3340 | "invalid -- WWPN) defaults.\n"); | |
3341 | ||
3342 | /* | |
3343 | * Set default initialization control block. | |
3344 | */ | |
3345 | memset(nv, 0, ha->nvram_size); | |
3346 | nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); | |
3347 | nv->version = __constant_cpu_to_le16(ICB_VERSION); | |
3348 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
3349 | nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
3350 | nv->exchange_count = __constant_cpu_to_le16(0); | |
3351 | nv->hard_address = __constant_cpu_to_le16(124); | |
3352 | nv->port_name[0] = 0x21; | |
3353 | nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn); | |
3354 | nv->port_name[2] = 0x00; | |
3355 | nv->port_name[3] = 0xe0; | |
3356 | nv->port_name[4] = 0x8b; | |
3357 | nv->port_name[5] = 0x1c; | |
3358 | nv->port_name[6] = 0x55; | |
3359 | nv->port_name[7] = 0x86; | |
3360 | nv->node_name[0] = 0x20; | |
3361 | nv->node_name[1] = 0x00; | |
3362 | nv->node_name[2] = 0x00; | |
3363 | nv->node_name[3] = 0xe0; | |
3364 | nv->node_name[4] = 0x8b; | |
3365 | nv->node_name[5] = 0x1c; | |
3366 | nv->node_name[6] = 0x55; | |
3367 | nv->node_name[7] = 0x86; | |
3368 | nv->login_retry_count = __constant_cpu_to_le16(8); | |
3369 | nv->link_down_timeout = __constant_cpu_to_le16(200); | |
3370 | nv->interrupt_delay_timer = __constant_cpu_to_le16(0); | |
3371 | nv->login_timeout = __constant_cpu_to_le16(0); | |
3372 | nv->firmware_options_1 = | |
3373 | __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); | |
3374 | nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); | |
3375 | nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); | |
3376 | nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); | |
3377 | nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); | |
3378 | nv->efi_parameters = __constant_cpu_to_le32(0); | |
3379 | nv->reset_delay = 5; | |
3380 | nv->max_luns_per_target = __constant_cpu_to_le16(128); | |
3381 | nv->port_down_retry_count = __constant_cpu_to_le16(30); | |
3382 | nv->link_down_timeout = __constant_cpu_to_le16(30); | |
3383 | ||
3384 | rval = 1; | |
3385 | } | |
3386 | ||
3387 | /* Reset Initialization control block */ | |
3388 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3389 | ||
3390 | /* Copy 1st segment. */ | |
3391 | dptr1 = (uint8_t *)icb; | |
3392 | dptr2 = (uint8_t *)&nv->version; | |
3393 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3394 | while (cnt--) | |
3395 | *dptr1++ = *dptr2++; | |
3396 | ||
3397 | icb->login_retry_count = nv->login_retry_count; | |
3398 | icb->link_down_timeout = nv->link_down_timeout; | |
3399 | ||
3400 | /* Copy 2nd segment. */ | |
3401 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3402 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3403 | cnt = (uint8_t *)&icb->reserved_3 - | |
3404 | (uint8_t *)&icb->interrupt_delay_timer; | |
3405 | while (cnt--) | |
3406 | *dptr1++ = *dptr2++; | |
3407 | ||
3408 | /* | |
3409 | * Setup driver NVRAM options. | |
3410 | */ | |
3411 | if (memcmp(nv->model_name, BINZERO, sizeof(nv->model_name)) != 0) { | |
3412 | char *st, *en; | |
3413 | uint16_t index; | |
3414 | ||
3415 | strncpy(ha->model_number, nv->model_name, | |
3416 | sizeof(nv->model_name)); | |
3417 | st = en = ha->model_number; | |
3418 | en += sizeof(nv->model_name) - 1; | |
3419 | while (en > st) { | |
3420 | if (*en != 0x20 && *en != 0x00) | |
3421 | break; | |
3422 | *en-- = '\0'; | |
3423 | } | |
3424 | ||
3425 | index = (ha->pdev->subsystem_device & 0xff); | |
3426 | if (index < QLA_MODEL_NAMES) | |
1328962e | 3427 | ha->model_desc = qla2x00_model_name[index * 2 + 1]; |
0107109e AV |
3428 | } else |
3429 | strcpy(ha->model_number, "QLA2462"); | |
3430 | ||
5341e868 AV |
3431 | /* Use alternate WWN? */ |
3432 | if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { | |
3433 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
3434 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
3435 | } | |
3436 | ||
0107109e | 3437 | /* Prepare nodename */ |
fd0e7e4d | 3438 | if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { |
0107109e AV |
3439 | /* |
3440 | * Firmware will apply the following mask if the nodename was | |
3441 | * not provided. | |
3442 | */ | |
3443 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3444 | icb->node_name[0] &= 0xF0; | |
3445 | } | |
3446 | ||
3447 | /* Set host adapter parameters. */ | |
3448 | ha->flags.disable_risc_code_load = 0; | |
3449 | ha->flags.enable_lip_reset = 1; | |
3450 | ha->flags.enable_lip_full_login = 1; | |
3451 | ha->flags.enable_target_reset = 1; | |
3452 | ha->flags.enable_led_scheme = 0; | |
3453 | ||
fd0e7e4d AV |
3454 | ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & |
3455 | (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
0107109e AV |
3456 | |
3457 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3458 | sizeof(ha->fw_seriallink_options24)); | |
3459 | ||
3460 | /* save HBA serial number */ | |
3461 | ha->serial0 = icb->port_name[5]; | |
3462 | ha->serial1 = icb->port_name[6]; | |
3463 | ha->serial2 = icb->port_name[7]; | |
3464 | ha->node_name = icb->node_name; | |
3465 | ha->port_name = icb->port_name; | |
3466 | ||
bc8fb3cb AV |
3467 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); |
3468 | ||
0107109e AV |
3469 | ha->retry_count = le16_to_cpu(nv->login_retry_count); |
3470 | ||
3471 | /* Set minimum login_timeout to 4 seconds. */ | |
3472 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3473 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3474 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3475 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3476 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
3477 | icb->login_timeout = cpu_to_le16(nv->login_timeout); | |
3478 | ||
3479 | /* Set minimum RATOV to 200 tenths of a second. */ | |
3480 | ha->r_a_tov = 200; | |
3481 | ||
3482 | ha->loop_reset_delay = nv->reset_delay; | |
3483 | ||
3484 | /* Link Down Timeout = 0: | |
3485 | * | |
3486 | * When Port Down timer expires we will start returning | |
3487 | * I/O's to OS with "DID_NO_CONNECT". | |
3488 | * | |
3489 | * Link Down Timeout != 0: | |
3490 | * | |
3491 | * The driver waits for the link to come up after link down | |
3492 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3493 | */ | |
3494 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3495 | ha->loop_down_abort_time = | |
3496 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3497 | } else { | |
3498 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3499 | ha->loop_down_abort_time = | |
3500 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3501 | } | |
3502 | ||
3503 | /* Need enough time to try and get the port back. */ | |
3504 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3505 | if (qlport_down_retry) | |
3506 | ha->port_down_retry_count = qlport_down_retry; | |
3507 | ||
3508 | /* Set login_retry_count */ | |
3509 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3510 | if (ha->port_down_retry_count == | |
3511 | le16_to_cpu(nv->port_down_retry_count) && | |
3512 | ha->port_down_retry_count > 3) | |
3513 | ha->login_retry_count = ha->port_down_retry_count; | |
3514 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3515 | ha->login_retry_count = ha->port_down_retry_count; | |
3516 | if (ql2xloginretrycount) | |
3517 | ha->login_retry_count = ql2xloginretrycount; | |
3518 | ||
4fdfefe5 AV |
3519 | /* Enable ZIO. */ |
3520 | if (!ha->flags.init_done) { | |
3521 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3522 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3523 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3524 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3525 | } | |
3526 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3527 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3528 | ha->flags.process_response_queue = 0; | |
3529 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d AV |
3530 | ha->zio_mode = QLA_ZIO_MODE_6; |
3531 | ||
4fdfefe5 AV |
3532 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " |
3533 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3534 | ha->zio_timer * 100)); | |
3535 | qla_printk(KERN_INFO, ha, | |
3536 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3537 | ha->zio_mode, ha->zio_timer * 100); | |
3538 | ||
3539 | icb->firmware_options_2 |= cpu_to_le32( | |
3540 | (uint32_t)ha->zio_mode); | |
3541 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3542 | ha->flags.process_response_queue = 1; | |
3543 | } | |
3544 | ||
0107109e AV |
3545 | if (rval) { |
3546 | DEBUG2_3(printk(KERN_WARNING | |
3547 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
3548 | } | |
3549 | return (rval); | |
3550 | } | |
3551 | ||
d1c61909 AV |
3552 | int |
3553 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3554 | { | |
3555 | int rval; | |
3556 | int segments, fragment; | |
3557 | uint32_t faddr; | |
3558 | uint32_t *dcode, dlen; | |
3559 | uint32_t risc_addr; | |
3560 | uint32_t risc_size; | |
3561 | uint32_t i; | |
3562 | ||
3563 | rval = QLA_SUCCESS; | |
3564 | ||
3565 | segments = FA_RISC_CODE_SEGMENTS; | |
3566 | faddr = FA_RISC_CODE_ADDR; | |
3567 | dcode = (uint32_t *)ha->request_ring; | |
3568 | *srisc_addr = 0; | |
3569 | ||
3570 | /* Validate firmware image by checking version. */ | |
3571 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3572 | for (i = 0; i < 4; i++) | |
3573 | dcode[i] = be32_to_cpu(dcode[i]); | |
3574 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3575 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3576 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3577 | dcode[3] == 0)) { | |
3578 | qla_printk(KERN_WARNING, ha, | |
3579 | "Unable to verify integrity of flash firmware image!\n"); | |
3580 | qla_printk(KERN_WARNING, ha, | |
3581 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3582 | dcode[1], dcode[2], dcode[3]); | |
3583 | ||
3584 | return QLA_FUNCTION_FAILED; | |
3585 | } | |
3586 | ||
3587 | while (segments && rval == QLA_SUCCESS) { | |
3588 | /* Read segment's load information. */ | |
3589 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3590 | ||
3591 | risc_addr = be32_to_cpu(dcode[2]); | |
3592 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3593 | risc_size = be32_to_cpu(dcode[3]); | |
3594 | ||
3595 | fragment = 0; | |
3596 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3597 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3598 | if (dlen > risc_size) | |
3599 | dlen = risc_size; | |
3600 | ||
3601 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3602 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3603 | ha->host_no, risc_addr, dlen, faddr)); | |
3604 | ||
3605 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3606 | for (i = 0; i < dlen; i++) | |
3607 | dcode[i] = swab32(dcode[i]); | |
3608 | ||
3609 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3610 | dlen); | |
3611 | if (rval) { | |
3612 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3613 | "segment %d of firmware\n", ha->host_no, | |
3614 | fragment)); | |
3615 | qla_printk(KERN_WARNING, ha, | |
3616 | "[ERROR] Failed to load segment %d of " | |
3617 | "firmware\n", fragment); | |
3618 | break; | |
3619 | } | |
3620 | ||
3621 | faddr += dlen; | |
3622 | risc_addr += dlen; | |
3623 | risc_size -= dlen; | |
3624 | fragment++; | |
3625 | } | |
3626 | ||
3627 | /* Next segment. */ | |
3628 | segments--; | |
3629 | } | |
3630 | ||
3631 | return rval; | |
3632 | } | |
3633 | ||
d1c61909 AV |
3634 | #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/" |
3635 | ||
0107109e | 3636 | int |
5433383e AV |
3637 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3638 | { | |
3639 | int rval; | |
3640 | int i, fragment; | |
3641 | uint16_t *wcode, *fwcode; | |
3642 | uint32_t risc_addr, risc_size, fwclen, wlen, *seg; | |
3643 | struct fw_blob *blob; | |
3644 | ||
3645 | /* Load firmware blob. */ | |
3646 | blob = qla2x00_request_firmware(ha); | |
3647 | if (!blob) { | |
3648 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3649 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3650 | "from: " QLA_FW_URL ".\n"); | |
5433383e AV |
3651 | return QLA_FUNCTION_FAILED; |
3652 | } | |
3653 | ||
3654 | rval = QLA_SUCCESS; | |
3655 | ||
3656 | wcode = (uint16_t *)ha->request_ring; | |
3657 | *srisc_addr = 0; | |
3658 | fwcode = (uint16_t *)blob->fw->data; | |
3659 | fwclen = 0; | |
3660 | ||
3661 | /* Validate firmware image by checking version. */ | |
3662 | if (blob->fw->size < 8 * sizeof(uint16_t)) { | |
3663 | qla_printk(KERN_WARNING, ha, | |
3664 | "Unable to verify integrity of firmware image (%Zd)!\n", | |
3665 | blob->fw->size); | |
3666 | goto fail_fw_integrity; | |
3667 | } | |
3668 | for (i = 0; i < 4; i++) | |
3669 | wcode[i] = be16_to_cpu(fwcode[i + 4]); | |
3670 | if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && | |
3671 | wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && | |
3672 | wcode[2] == 0 && wcode[3] == 0)) { | |
3673 | qla_printk(KERN_WARNING, ha, | |
3674 | "Unable to verify integrity of firmware image!\n"); | |
3675 | qla_printk(KERN_WARNING, ha, | |
3676 | "Firmware data: %04x %04x %04x %04x!\n", wcode[0], | |
3677 | wcode[1], wcode[2], wcode[3]); | |
3678 | goto fail_fw_integrity; | |
3679 | } | |
3680 | ||
3681 | seg = blob->segs; | |
3682 | while (*seg && rval == QLA_SUCCESS) { | |
3683 | risc_addr = *seg; | |
3684 | *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; | |
3685 | risc_size = be16_to_cpu(fwcode[3]); | |
3686 | ||
3687 | /* Validate firmware image size. */ | |
3688 | fwclen += risc_size * sizeof(uint16_t); | |
3689 | if (blob->fw->size < fwclen) { | |
3690 | qla_printk(KERN_WARNING, ha, | |
3691 | "Unable to verify integrity of firmware image " | |
3692 | "(%Zd)!\n", blob->fw->size); | |
3693 | goto fail_fw_integrity; | |
3694 | } | |
3695 | ||
3696 | fragment = 0; | |
3697 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3698 | wlen = (uint16_t)(ha->fw_transfer_size >> 1); | |
3699 | if (wlen > risc_size) | |
3700 | wlen = risc_size; | |
3701 | ||
3702 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3703 | "addr %x, number of words 0x%x.\n", ha->host_no, | |
3704 | risc_addr, wlen)); | |
3705 | ||
3706 | for (i = 0; i < wlen; i++) | |
3707 | wcode[i] = swab16(fwcode[i]); | |
3708 | ||
3709 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3710 | wlen); | |
3711 | if (rval) { | |
3712 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3713 | "segment %d of firmware\n", ha->host_no, | |
3714 | fragment)); | |
3715 | qla_printk(KERN_WARNING, ha, | |
3716 | "[ERROR] Failed to load segment %d of " | |
3717 | "firmware\n", fragment); | |
3718 | break; | |
3719 | } | |
3720 | ||
3721 | fwcode += wlen; | |
3722 | risc_addr += wlen; | |
3723 | risc_size -= wlen; | |
3724 | fragment++; | |
3725 | } | |
3726 | ||
3727 | /* Next segment. */ | |
3728 | seg++; | |
3729 | } | |
3730 | return rval; | |
3731 | ||
3732 | fail_fw_integrity: | |
3733 | return QLA_FUNCTION_FAILED; | |
3734 | } | |
3735 | ||
3736 | int | |
3737 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
0107109e AV |
3738 | { |
3739 | int rval; | |
3740 | int segments, fragment; | |
3741 | uint32_t *dcode, dlen; | |
3742 | uint32_t risc_addr; | |
3743 | uint32_t risc_size; | |
3744 | uint32_t i; | |
5433383e | 3745 | struct fw_blob *blob; |
0107109e AV |
3746 | uint32_t *fwcode, fwclen; |
3747 | ||
5433383e AV |
3748 | /* Load firmware blob. */ |
3749 | blob = qla2x00_request_firmware(ha); | |
3750 | if (!blob) { | |
3751 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3752 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3753 | "from: " QLA_FW_URL ".\n"); | |
3754 | ||
3755 | /* Try to load RISC code from flash. */ | |
3756 | qla_printk(KERN_ERR, ha, "Attempting to load (potentially " | |
3757 | "outdated) firmware from flash.\n"); | |
3758 | return qla24xx_load_risc_flash(ha, srisc_addr); | |
0107109e AV |
3759 | } |
3760 | ||
3761 | rval = QLA_SUCCESS; | |
3762 | ||
3763 | segments = FA_RISC_CODE_SEGMENTS; | |
3764 | dcode = (uint32_t *)ha->request_ring; | |
3765 | *srisc_addr = 0; | |
5433383e | 3766 | fwcode = (uint32_t *)blob->fw->data; |
0107109e AV |
3767 | fwclen = 0; |
3768 | ||
3769 | /* Validate firmware image by checking version. */ | |
5433383e | 3770 | if (blob->fw->size < 8 * sizeof(uint32_t)) { |
0107109e | 3771 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3772 | "Unable to verify integrity of firmware image (%Zd)!\n", |
3773 | blob->fw->size); | |
0107109e AV |
3774 | goto fail_fw_integrity; |
3775 | } | |
3776 | for (i = 0; i < 4; i++) | |
3777 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3778 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3779 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3780 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3781 | dcode[3] == 0)) { | |
3782 | qla_printk(KERN_WARNING, ha, | |
5433383e | 3783 | "Unable to verify integrity of firmware image!\n"); |
0107109e AV |
3784 | qla_printk(KERN_WARNING, ha, |
3785 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3786 | dcode[1], dcode[2], dcode[3]); | |
3787 | goto fail_fw_integrity; | |
3788 | } | |
3789 | ||
3790 | while (segments && rval == QLA_SUCCESS) { | |
3791 | risc_addr = be32_to_cpu(fwcode[2]); | |
3792 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3793 | risc_size = be32_to_cpu(fwcode[3]); | |
3794 | ||
3795 | /* Validate firmware image size. */ | |
3796 | fwclen += risc_size * sizeof(uint32_t); | |
5433383e | 3797 | if (blob->fw->size < fwclen) { |
0107109e | 3798 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3799 | "Unable to verify integrity of firmware image " |
3800 | "(%Zd)!\n", blob->fw->size); | |
3801 | ||
0107109e AV |
3802 | goto fail_fw_integrity; |
3803 | } | |
3804 | ||
3805 | fragment = 0; | |
3806 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3807 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3808 | if (dlen > risc_size) | |
3809 | dlen = risc_size; | |
3810 | ||
3811 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3812 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
3813 | risc_addr, dlen)); | |
3814 | ||
3815 | for (i = 0; i < dlen; i++) | |
3816 | dcode[i] = swab32(fwcode[i]); | |
3817 | ||
590f98e5 AV |
3818 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
3819 | dlen); | |
0107109e AV |
3820 | if (rval) { |
3821 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3822 | "segment %d of firmware\n", ha->host_no, | |
3823 | fragment)); | |
3824 | qla_printk(KERN_WARNING, ha, | |
3825 | "[ERROR] Failed to load segment %d of " | |
3826 | "firmware\n", fragment); | |
3827 | break; | |
3828 | } | |
3829 | ||
3830 | fwcode += dlen; | |
3831 | risc_addr += dlen; | |
3832 | risc_size -= dlen; | |
3833 | fragment++; | |
3834 | } | |
3835 | ||
3836 | /* Next segment. */ | |
3837 | segments--; | |
3838 | } | |
0107109e AV |
3839 | return rval; |
3840 | ||
3841 | fail_fw_integrity: | |
0107109e | 3842 | return QLA_FUNCTION_FAILED; |
0107109e | 3843 | } |