Commit | Line | Data |
---|---|---|
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> |
8482e118 | 11 | #include <scsi/scsi_transport_fc.h> |
1da177e4 LT |
12 | |
13 | #include "qla_devtbl.h" | |
14 | ||
15 | /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */ | |
16 | #ifndef EXT_IS_LUN_BIT_SET | |
17 | #define EXT_IS_LUN_BIT_SET(P,L) \ | |
18 | (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0) | |
19 | #define EXT_SET_LUN_BIT(P,L) \ | |
20 | ((P)->mask[L/8] |= (0x80 >> (L%8))) | |
21 | #endif | |
22 | ||
23 | /* | |
24 | * QLogic ISP2x00 Hardware Support Function Prototypes. | |
25 | */ | |
1da177e4 | 26 | static int qla2x00_isp_firmware(scsi_qla_host_t *); |
1da177e4 LT |
27 | static void qla2x00_resize_request_q(scsi_qla_host_t *); |
28 | static int qla2x00_setup_chip(scsi_qla_host_t *); | |
29 | static void qla2x00_init_response_q_entries(scsi_qla_host_t *); | |
30 | static int qla2x00_init_rings(scsi_qla_host_t *); | |
31 | static int qla2x00_fw_ready(scsi_qla_host_t *); | |
32 | static int qla2x00_configure_hba(scsi_qla_host_t *); | |
1da177e4 LT |
33 | static int qla2x00_configure_loop(scsi_qla_host_t *); |
34 | static int qla2x00_configure_local_loop(scsi_qla_host_t *); | |
35 | static void qla2x00_update_fcport(scsi_qla_host_t *, fc_port_t *); | |
1da177e4 LT |
36 | static int qla2x00_configure_fabric(scsi_qla_host_t *); |
37 | static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); | |
38 | static int qla2x00_device_resync(scsi_qla_host_t *); | |
39 | static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, | |
40 | uint16_t *); | |
1da177e4 LT |
41 | |
42 | static int qla2x00_restart_isp(scsi_qla_host_t *); | |
1da177e4 LT |
43 | |
44 | /****************************************************************************/ | |
45 | /* QLogic ISP2x00 Hardware Support Functions. */ | |
46 | /****************************************************************************/ | |
47 | ||
48 | /* | |
49 | * qla2x00_initialize_adapter | |
50 | * Initialize board. | |
51 | * | |
52 | * Input: | |
53 | * ha = adapter block pointer. | |
54 | * | |
55 | * Returns: | |
56 | * 0 = success | |
57 | */ | |
58 | int | |
59 | qla2x00_initialize_adapter(scsi_qla_host_t *ha) | |
60 | { | |
61 | int rval; | |
62 | uint8_t restart_risc = 0; | |
63 | uint8_t retry; | |
64 | uint32_t wait_time; | |
65 | ||
66 | /* Clear adapter flags. */ | |
67 | ha->flags.online = 0; | |
68 | ha->flags.reset_active = 0; | |
69 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
70 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
71 | ha->device_flags = 0; | |
1da177e4 | 72 | ha->dpc_flags = 0; |
1da177e4 LT |
73 | ha->flags.management_server_logged_in = 0; |
74 | ha->marker_needed = 0; | |
75 | ha->mbx_flags = 0; | |
76 | ha->isp_abort_cnt = 0; | |
77 | ha->beacon_blink_led = 0; | |
cca5335c | 78 | set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags); |
1da177e4 | 79 | |
0107109e | 80 | qla_printk(KERN_INFO, ha, "Configuring PCI space...\n"); |
abbd8870 | 81 | rval = ha->isp_ops.pci_config(ha); |
1da177e4 LT |
82 | if (rval) { |
83 | DEBUG2(printk("scsi(%ld): Unable to configure PCI space=n", | |
84 | ha->host_no)); | |
85 | return (rval); | |
86 | } | |
87 | ||
abbd8870 | 88 | ha->isp_ops.reset_chip(ha); |
1da177e4 | 89 | |
1da177e4 | 90 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 91 | |
abbd8870 | 92 | ha->isp_ops.nvram_config(ha); |
1da177e4 LT |
93 | |
94 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); | |
95 | ||
96 | retry = 10; | |
97 | /* | |
98 | * Try to configure the loop. | |
99 | */ | |
100 | do { | |
101 | restart_risc = 0; | |
102 | ||
103 | /* If firmware needs to be loaded */ | |
104 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { | |
abbd8870 | 105 | if ((rval = ha->isp_ops.chip_diag(ha)) == QLA_SUCCESS) { |
1da177e4 LT |
106 | rval = qla2x00_setup_chip(ha); |
107 | } | |
108 | } | |
109 | ||
110 | if (rval == QLA_SUCCESS && | |
111 | (rval = qla2x00_init_rings(ha)) == QLA_SUCCESS) { | |
112 | check_fw_ready_again: | |
113 | /* | |
fa2a1ce5 | 114 | * Wait for a successful LIP up to a maximum |
1da177e4 LT |
115 | * of (in seconds): RISC login timeout value, |
116 | * RISC retry count value, and port down retry | |
fa2a1ce5 | 117 | * value OR a minimum of 4 seconds OR If no |
1da177e4 LT |
118 | * cable, only 5 seconds. |
119 | */ | |
120 | rval = qla2x00_fw_ready(ha); | |
121 | if (rval == QLA_SUCCESS) { | |
122 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
123 | ||
0107109e AV |
124 | /* Issue a marker after FW becomes ready. */ |
125 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
126 | ||
1da177e4 LT |
127 | /* |
128 | * Wait at most MAX_TARGET RSCNs for a stable | |
129 | * link. | |
130 | */ | |
131 | wait_time = 256; | |
132 | do { | |
133 | clear_bit(LOOP_RESYNC_NEEDED, | |
134 | &ha->dpc_flags); | |
135 | rval = qla2x00_configure_loop(ha); | |
136 | ||
137 | if (test_and_clear_bit(ISP_ABORT_NEEDED, | |
138 | &ha->dpc_flags)) { | |
139 | restart_risc = 1; | |
140 | break; | |
141 | } | |
142 | ||
143 | /* | |
144 | * If loop state change while we were | |
145 | * discoverying devices then wait for | |
146 | * LIP to complete | |
147 | */ | |
148 | ||
33135aa2 RA |
149 | if (atomic_read(&ha->loop_state) != |
150 | LOOP_READY && retry--) { | |
1da177e4 LT |
151 | goto check_fw_ready_again; |
152 | } | |
153 | wait_time--; | |
154 | } while (!atomic_read(&ha->loop_down_timer) && | |
155 | retry && | |
156 | wait_time && | |
157 | (test_bit(LOOP_RESYNC_NEEDED, | |
158 | &ha->dpc_flags))); | |
159 | ||
160 | if (wait_time == 0) | |
161 | rval = QLA_FUNCTION_FAILED; | |
1da177e4 LT |
162 | } else if (ha->device_flags & DFLG_NO_CABLE) |
163 | /* If no cable, then all is good. */ | |
164 | rval = QLA_SUCCESS; | |
165 | } | |
166 | } while (restart_risc && retry--); | |
167 | ||
168 | if (rval == QLA_SUCCESS) { | |
169 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
170 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); |
171 | ha->marker_needed = 0; | |
172 | ||
173 | ha->flags.online = 1; | |
174 | } else { | |
175 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
176 | } | |
177 | ||
178 | return (rval); | |
179 | } | |
180 | ||
181 | /** | |
abbd8870 | 182 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
183 | * @ha: HA context |
184 | * | |
185 | * Returns 0 on success. | |
186 | */ | |
abbd8870 AV |
187 | int |
188 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 189 | { |
abbd8870 | 190 | uint16_t w, mwi; |
27b2f679 | 191 | uint32_t d; |
abbd8870 | 192 | unsigned long flags; |
3d71644c | 193 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 194 | |
1da177e4 LT |
195 | pci_set_master(ha->pdev); |
196 | mwi = 0; | |
197 | if (pci_set_mwi(ha->pdev)) | |
198 | mwi = PCI_COMMAND_INVALIDATE; | |
199 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision); | |
200 | ||
1da177e4 LT |
201 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
202 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
abbd8870 AV |
203 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
204 | ||
205 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
206 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
207 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
208 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
209 | |
210 | /* Get PCI bus information. */ | |
211 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 212 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
213 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
214 | ||
abbd8870 AV |
215 | return QLA_SUCCESS; |
216 | } | |
1da177e4 | 217 | |
abbd8870 AV |
218 | /** |
219 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
220 | * @ha: HA context | |
221 | * | |
222 | * Returns 0 on success. | |
223 | */ | |
224 | int | |
225 | qla2300_pci_config(scsi_qla_host_t *ha) | |
226 | { | |
227 | uint16_t w, mwi; | |
27b2f679 | 228 | uint32_t d; |
abbd8870 AV |
229 | unsigned long flags = 0; |
230 | uint32_t cnt; | |
3d71644c | 231 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 232 | |
abbd8870 AV |
233 | pci_set_master(ha->pdev); |
234 | mwi = 0; | |
235 | if (pci_set_mwi(ha->pdev)) | |
236 | mwi = PCI_COMMAND_INVALIDATE; | |
237 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision); | |
1da177e4 | 238 | |
abbd8870 AV |
239 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
240 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
1da177e4 | 241 | |
abbd8870 AV |
242 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
243 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
1da177e4 | 244 | |
abbd8870 AV |
245 | /* |
246 | * If this is a 2300 card and not 2312, reset the | |
247 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
248 | * the 2310 also reports itself as a 2300 so we need to get the | |
249 | * fb revision level -- a 6 indicates it really is a 2300 and | |
250 | * not a 2310. | |
251 | */ | |
252 | if (IS_QLA2300(ha)) { | |
253 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 254 | |
abbd8870 | 255 | /* Pause RISC. */ |
3d71644c | 256 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 257 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 258 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 259 | break; |
1da177e4 | 260 | |
abbd8870 AV |
261 | udelay(10); |
262 | } | |
1da177e4 | 263 | |
abbd8870 | 264 | /* Select FPM registers. */ |
3d71644c AV |
265 | WRT_REG_WORD(®->ctrl_status, 0x20); |
266 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
267 | |
268 | /* Get the fb rev level */ | |
3d71644c | 269 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
270 | |
271 | if (ha->fb_rev == FPM_2300) | |
272 | w &= ~PCI_COMMAND_INVALIDATE; | |
273 | ||
274 | /* Deselect FPM registers. */ | |
3d71644c AV |
275 | WRT_REG_WORD(®->ctrl_status, 0x0); |
276 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
277 | |
278 | /* Release RISC module. */ | |
3d71644c | 279 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 280 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 281 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
282 | break; |
283 | ||
284 | udelay(10); | |
1da177e4 | 285 | } |
1da177e4 | 286 | |
abbd8870 AV |
287 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
288 | } | |
1da177e4 LT |
289 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
290 | ||
abbd8870 AV |
291 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
292 | ||
1da177e4 | 293 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
294 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
295 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
296 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 297 | |
abbd8870 AV |
298 | /* Get PCI bus information. */ |
299 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 300 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
301 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
302 | ||
303 | return QLA_SUCCESS; | |
1da177e4 LT |
304 | } |
305 | ||
0107109e AV |
306 | /** |
307 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
308 | * @ha: HA context | |
309 | * | |
310 | * Returns 0 on success. | |
311 | */ | |
312 | int | |
313 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
314 | { | |
315 | uint16_t w, mwi; | |
27b2f679 | 316 | uint32_t d; |
0107109e AV |
317 | unsigned long flags = 0; |
318 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
319 | int pcix_cmd_reg, pcie_dctl_reg; | |
320 | ||
321 | pci_set_master(ha->pdev); | |
322 | mwi = 0; | |
323 | if (pci_set_mwi(ha->pdev)) | |
324 | mwi = PCI_COMMAND_INVALIDATE; | |
325 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision); | |
326 | ||
327 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
328 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
329 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
330 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
331 | ||
332 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
333 | ||
334 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
335 | pcix_cmd_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX); | |
336 | if (pcix_cmd_reg) { | |
337 | uint16_t pcix_cmd; | |
338 | ||
339 | pcix_cmd_reg += PCI_X_CMD; | |
340 | pci_read_config_word(ha->pdev, pcix_cmd_reg, &pcix_cmd); | |
341 | pcix_cmd &= ~PCI_X_CMD_MAX_READ; | |
342 | pcix_cmd |= 0x0008; | |
343 | pci_write_config_word(ha->pdev, pcix_cmd_reg, pcix_cmd); | |
344 | } | |
345 | ||
346 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
347 | pcie_dctl_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
348 | if (pcie_dctl_reg) { | |
349 | uint16_t pcie_dctl; | |
350 | ||
351 | pcie_dctl_reg += PCI_EXP_DEVCTL; | |
352 | pci_read_config_word(ha->pdev, pcie_dctl_reg, &pcie_dctl); | |
353 | pcie_dctl &= ~PCI_EXP_DEVCTL_READRQ; | |
354 | pcie_dctl |= 0x4000; | |
355 | pci_write_config_word(ha->pdev, pcie_dctl_reg, pcie_dctl); | |
356 | } | |
357 | ||
358 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
359 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
360 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
361 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e AV |
362 | |
363 | /* Get PCI bus information. */ | |
364 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
365 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
366 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
367 | ||
368 | return QLA_SUCCESS; | |
369 | } | |
370 | ||
1da177e4 LT |
371 | /** |
372 | * qla2x00_isp_firmware() - Choose firmware image. | |
373 | * @ha: HA context | |
374 | * | |
375 | * Returns 0 on success. | |
376 | */ | |
377 | static int | |
378 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
379 | { | |
380 | int rval; | |
381 | ||
382 | /* Assume loading risc code */ | |
fa2a1ce5 | 383 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
384 | |
385 | if (ha->flags.disable_risc_code_load) { | |
386 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
387 | ha->host_no)); | |
388 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
389 | ||
390 | /* Verify checksum of loaded RISC code. */ | |
1c7c6357 AV |
391 | rval = qla2x00_verify_checksum(ha, |
392 | IS_QLA24XX(ha) || IS_QLA25XX(ha) ? RISC_SADDRESS : | |
393 | *ha->brd_info->fw_info[0].fwstart); | |
1da177e4 LT |
394 | } |
395 | ||
396 | if (rval) { | |
397 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
398 | ha->host_no)); | |
399 | } | |
400 | ||
401 | return (rval); | |
402 | } | |
403 | ||
404 | /** | |
405 | * qla2x00_reset_chip() - Reset ISP chip. | |
406 | * @ha: HA context | |
407 | * | |
408 | * Returns 0 on success. | |
409 | */ | |
abbd8870 | 410 | void |
fa2a1ce5 | 411 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
412 | { |
413 | unsigned long flags = 0; | |
3d71644c | 414 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
415 | uint32_t cnt; |
416 | unsigned long mbx_flags = 0; | |
417 | uint16_t cmd; | |
418 | ||
abbd8870 | 419 | ha->isp_ops.disable_intrs(ha); |
1da177e4 LT |
420 | |
421 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
422 | ||
423 | /* Turn off master enable */ | |
424 | cmd = 0; | |
425 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
426 | cmd &= ~PCI_COMMAND_MASTER; | |
427 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
428 | ||
429 | if (!IS_QLA2100(ha)) { | |
430 | /* Pause RISC. */ | |
431 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
432 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
433 | for (cnt = 0; cnt < 30000; cnt++) { | |
434 | if ((RD_REG_WORD(®->hccr) & | |
435 | HCCR_RISC_PAUSE) != 0) | |
436 | break; | |
437 | udelay(100); | |
438 | } | |
439 | } else { | |
440 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
441 | udelay(10); | |
442 | } | |
443 | ||
444 | /* Select FPM registers. */ | |
445 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
446 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
447 | ||
448 | /* FPM Soft Reset. */ | |
449 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
450 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
451 | ||
452 | /* Toggle Fpm Reset. */ | |
453 | if (!IS_QLA2200(ha)) { | |
454 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
455 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
456 | } | |
457 | ||
458 | /* Select frame buffer registers. */ | |
459 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
460 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
461 | ||
462 | /* Reset frame buffer FIFOs. */ | |
463 | if (IS_QLA2200(ha)) { | |
464 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
465 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
466 | } else { | |
467 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
468 | ||
469 | /* Read back fb_cmd until zero or 3 seconds max */ | |
470 | for (cnt = 0; cnt < 3000; cnt++) { | |
471 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
472 | break; | |
473 | udelay(100); | |
474 | } | |
475 | } | |
476 | ||
477 | /* Select RISC module registers. */ | |
478 | WRT_REG_WORD(®->ctrl_status, 0); | |
479 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
480 | ||
481 | /* Reset RISC processor. */ | |
482 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
483 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
484 | ||
485 | /* Release RISC processor. */ | |
486 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
487 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
488 | } | |
489 | ||
490 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
491 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
492 | ||
493 | /* Reset ISP chip. */ | |
494 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
495 | ||
496 | /* Wait for RISC to recover from reset. */ | |
497 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
498 | /* | |
499 | * It is necessary to for a delay here since the card doesn't | |
500 | * respond to PCI reads during a reset. On some architectures | |
501 | * this will result in an MCA. | |
502 | */ | |
503 | udelay(20); | |
504 | for (cnt = 30000; cnt; cnt--) { | |
505 | if ((RD_REG_WORD(®->ctrl_status) & | |
506 | CSR_ISP_SOFT_RESET) == 0) | |
507 | break; | |
508 | udelay(100); | |
509 | } | |
510 | } else | |
511 | udelay(10); | |
512 | ||
513 | /* Reset RISC processor. */ | |
514 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
515 | ||
516 | WRT_REG_WORD(®->semaphore, 0); | |
517 | ||
518 | /* Release RISC processor. */ | |
519 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
520 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
521 | ||
522 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
523 | for (cnt = 0; cnt < 30000; cnt++) { | |
524 | if (!(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) | |
525 | spin_lock_irqsave(&ha->mbx_reg_lock, mbx_flags); | |
526 | ||
527 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) { | |
528 | if (!(test_bit(ABORT_ISP_ACTIVE, | |
529 | &ha->dpc_flags))) | |
530 | spin_unlock_irqrestore( | |
531 | &ha->mbx_reg_lock, mbx_flags); | |
532 | break; | |
533 | } | |
534 | ||
535 | if (!(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) | |
536 | spin_unlock_irqrestore(&ha->mbx_reg_lock, | |
537 | mbx_flags); | |
538 | ||
539 | udelay(100); | |
540 | } | |
541 | } else | |
542 | udelay(100); | |
543 | ||
544 | /* Turn on master enable */ | |
545 | cmd |= PCI_COMMAND_MASTER; | |
546 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
547 | ||
548 | /* Disable RISC pause on FPM parity error. */ | |
549 | if (!IS_QLA2100(ha)) { | |
550 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
551 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
552 | } | |
553 | ||
554 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
555 | } | |
556 | ||
0107109e | 557 | /** |
88c26663 | 558 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
559 | * @ha: HA context |
560 | * | |
561 | * Returns 0 on success. | |
562 | */ | |
88c26663 AV |
563 | static inline void |
564 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e AV |
565 | { |
566 | unsigned long flags = 0; | |
567 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
568 | uint32_t cnt, d2; | |
335a1cc9 | 569 | uint16_t wd; |
0107109e | 570 | |
0107109e AV |
571 | spin_lock_irqsave(&ha->hardware_lock, flags); |
572 | ||
573 | /* Reset RISC. */ | |
574 | WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
575 | for (cnt = 0; cnt < 30000; cnt++) { | |
576 | if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) | |
577 | break; | |
578 | ||
579 | udelay(10); | |
580 | } | |
581 | ||
582 | WRT_REG_DWORD(®->ctrl_status, | |
583 | CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
335a1cc9 | 584 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); |
88c26663 | 585 | |
335a1cc9 | 586 | udelay(100); |
88c26663 | 587 | /* Wait for firmware to complete NVRAM accesses. */ |
88c26663 AV |
588 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); |
589 | for (cnt = 10000 ; cnt && d2; cnt--) { | |
590 | udelay(5); | |
591 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
592 | barrier(); | |
593 | } | |
594 | ||
335a1cc9 | 595 | /* Wait for soft-reset to complete. */ |
0107109e AV |
596 | d2 = RD_REG_DWORD(®->ctrl_status); |
597 | for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { | |
598 | udelay(5); | |
599 | d2 = RD_REG_DWORD(®->ctrl_status); | |
600 | barrier(); | |
601 | } | |
602 | ||
603 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
604 | RD_REG_DWORD(®->hccr); | |
605 | ||
606 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
607 | RD_REG_DWORD(®->hccr); | |
608 | ||
609 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); | |
610 | RD_REG_DWORD(®->hccr); | |
611 | ||
612 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
613 | for (cnt = 6000000 ; cnt && d2; cnt--) { | |
614 | udelay(5); | |
615 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
616 | barrier(); | |
617 | } | |
618 | ||
619 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
620 | } | |
621 | ||
88c26663 AV |
622 | /** |
623 | * qla24xx_reset_chip() - Reset ISP24xx chip. | |
624 | * @ha: HA context | |
625 | * | |
626 | * Returns 0 on success. | |
627 | */ | |
628 | void | |
629 | qla24xx_reset_chip(scsi_qla_host_t *ha) | |
630 | { | |
631 | ha->isp_ops.disable_intrs(ha); | |
632 | ||
633 | /* Perform RISC reset. */ | |
634 | qla24xx_reset_risc(ha); | |
635 | } | |
636 | ||
1da177e4 LT |
637 | /** |
638 | * qla2x00_chip_diag() - Test chip for proper operation. | |
639 | * @ha: HA context | |
640 | * | |
641 | * Returns 0 on success. | |
642 | */ | |
abbd8870 | 643 | int |
1da177e4 LT |
644 | qla2x00_chip_diag(scsi_qla_host_t *ha) |
645 | { | |
646 | int rval; | |
3d71644c | 647 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
648 | unsigned long flags = 0; |
649 | uint16_t data; | |
650 | uint32_t cnt; | |
651 | uint16_t mb[5]; | |
652 | ||
653 | /* Assume a failed state */ | |
654 | rval = QLA_FUNCTION_FAILED; | |
655 | ||
656 | DEBUG3(printk("scsi(%ld): Testing device at %lx.\n", | |
657 | ha->host_no, (u_long)®->flash_address)); | |
658 | ||
659 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
660 | ||
661 | /* Reset ISP chip. */ | |
662 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
663 | ||
664 | /* | |
665 | * We need to have a delay here since the card will not respond while | |
666 | * in reset causing an MCA on some architectures. | |
667 | */ | |
668 | udelay(20); | |
669 | data = qla2x00_debounce_register(®->ctrl_status); | |
670 | for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { | |
671 | udelay(5); | |
672 | data = RD_REG_WORD(®->ctrl_status); | |
673 | barrier(); | |
674 | } | |
675 | ||
676 | if (!cnt) | |
677 | goto chip_diag_failed; | |
678 | ||
679 | DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n", | |
680 | ha->host_no)); | |
681 | ||
682 | /* Reset RISC processor. */ | |
683 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
684 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
685 | ||
686 | /* Workaround for QLA2312 PCI parity error */ | |
687 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
688 | data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); | |
689 | for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { | |
690 | udelay(5); | |
691 | data = RD_MAILBOX_REG(ha, reg, 0); | |
fa2a1ce5 | 692 | barrier(); |
1da177e4 LT |
693 | } |
694 | } else | |
695 | udelay(10); | |
696 | ||
697 | if (!cnt) | |
698 | goto chip_diag_failed; | |
699 | ||
700 | /* Check product ID of chip */ | |
701 | DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no)); | |
702 | ||
703 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
704 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
705 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
706 | mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); | |
707 | if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || | |
708 | mb[3] != PROD_ID_3) { | |
709 | qla_printk(KERN_WARNING, ha, | |
710 | "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]); | |
711 | ||
712 | goto chip_diag_failed; | |
713 | } | |
714 | ha->product_id[0] = mb[1]; | |
715 | ha->product_id[1] = mb[2]; | |
716 | ha->product_id[2] = mb[3]; | |
717 | ha->product_id[3] = mb[4]; | |
718 | ||
719 | /* Adjust fw RISC transfer size */ | |
720 | if (ha->request_q_length > 1024) | |
721 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
722 | else | |
723 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * | |
724 | ha->request_q_length; | |
725 | ||
726 | if (IS_QLA2200(ha) && | |
727 | RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { | |
728 | /* Limit firmware transfer size with a 2200A */ | |
729 | DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n", | |
730 | ha->host_no)); | |
731 | ||
732 | ha->fw_transfer_size = 128; | |
733 | } | |
734 | ||
735 | /* Wrap Incoming Mailboxes Test. */ | |
736 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
737 | ||
738 | DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no)); | |
739 | rval = qla2x00_mbx_reg_test(ha); | |
740 | if (rval) { | |
741 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
742 | ha->host_no)); | |
743 | qla_printk(KERN_WARNING, ha, | |
744 | "Failed mailbox send register test\n"); | |
745 | } | |
746 | else { | |
747 | /* Flag a successful rval */ | |
748 | rval = QLA_SUCCESS; | |
749 | } | |
750 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
751 | ||
752 | chip_diag_failed: | |
753 | if (rval) | |
754 | DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED " | |
755 | "****\n", ha->host_no)); | |
756 | ||
757 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
758 | ||
759 | return (rval); | |
760 | } | |
761 | ||
0107109e AV |
762 | /** |
763 | * qla24xx_chip_diag() - Test ISP24xx for proper operation. | |
764 | * @ha: HA context | |
765 | * | |
766 | * Returns 0 on success. | |
767 | */ | |
768 | int | |
769 | qla24xx_chip_diag(scsi_qla_host_t *ha) | |
770 | { | |
771 | int rval; | |
0107109e | 772 | |
88c26663 AV |
773 | /* Perform RISC reset. */ |
774 | qla24xx_reset_risc(ha); | |
0107109e AV |
775 | |
776 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
777 | ||
778 | rval = qla2x00_mbx_reg_test(ha); | |
779 | if (rval) { | |
780 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
781 | ha->host_no)); | |
782 | qla_printk(KERN_WARNING, ha, | |
783 | "Failed mailbox send register test\n"); | |
784 | } else { | |
785 | /* Flag a successful rval */ | |
786 | rval = QLA_SUCCESS; | |
787 | } | |
788 | ||
789 | return rval; | |
790 | } | |
791 | ||
792 | static void | |
793 | qla2x00_alloc_fw_dump(scsi_qla_host_t *ha) | |
794 | { | |
795 | ha->fw_dumped = 0; | |
796 | ha->fw_dump24_len = sizeof(struct qla24xx_fw_dump); | |
797 | ha->fw_dump24_len += (ha->fw_memory_size - 0x100000) * sizeof(uint32_t); | |
798 | ha->fw_dump24 = vmalloc(ha->fw_dump24_len); | |
799 | if (ha->fw_dump24) | |
800 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware " | |
801 | "dump...\n", ha->fw_dump24_len / 1024); | |
802 | else | |
803 | qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for " | |
804 | "firmware dump!!!\n", ha->fw_dump24_len / 1024); | |
805 | } | |
806 | ||
1da177e4 LT |
807 | /** |
808 | * qla2x00_resize_request_q() - Resize request queue given available ISP memory. | |
809 | * @ha: HA context | |
810 | * | |
811 | * Returns 0 on success. | |
812 | */ | |
813 | static void | |
814 | qla2x00_resize_request_q(scsi_qla_host_t *ha) | |
815 | { | |
816 | int rval; | |
817 | uint16_t fw_iocb_cnt = 0; | |
818 | uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM; | |
819 | dma_addr_t request_dma; | |
820 | request_t *request_ring; | |
821 | ||
822 | /* Valid only on recent ISPs. */ | |
823 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
824 | return; | |
825 | ||
0107109e AV |
826 | if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) |
827 | qla2x00_alloc_fw_dump(ha); | |
828 | ||
1da177e4 LT |
829 | /* Retrieve IOCB counts available to the firmware. */ |
830 | rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt); | |
831 | if (rval) | |
832 | return; | |
833 | /* No point in continuing if current settings are sufficient. */ | |
834 | if (fw_iocb_cnt < 1024) | |
835 | return; | |
836 | if (ha->request_q_length >= request_q_length) | |
837 | return; | |
838 | ||
839 | /* Attempt to claim larger area for request queue. */ | |
840 | request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
841 | (request_q_length + 1) * sizeof(request_t), &request_dma, | |
842 | GFP_KERNEL); | |
843 | if (request_ring == NULL) | |
844 | return; | |
845 | ||
846 | /* Resize successful, report extensions. */ | |
847 | qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n", | |
848 | (ha->fw_memory_size + 1) / 1024); | |
849 | qla_printk(KERN_INFO, ha, "Resizing request queue depth " | |
850 | "(%d -> %d)...\n", ha->request_q_length, request_q_length); | |
851 | ||
852 | /* Clear old allocations. */ | |
853 | dma_free_coherent(&ha->pdev->dev, | |
854 | (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring, | |
855 | ha->request_dma); | |
856 | ||
857 | /* Begin using larger queue. */ | |
858 | ha->request_q_length = request_q_length; | |
859 | ha->request_ring = request_ring; | |
860 | ha->request_dma = request_dma; | |
861 | } | |
862 | ||
863 | /** | |
864 | * qla2x00_setup_chip() - Load and start RISC firmware. | |
865 | * @ha: HA context | |
866 | * | |
867 | * Returns 0 on success. | |
868 | */ | |
869 | static int | |
870 | qla2x00_setup_chip(scsi_qla_host_t *ha) | |
871 | { | |
0107109e AV |
872 | int rval; |
873 | uint32_t srisc_address = 0; | |
1da177e4 LT |
874 | |
875 | /* Load firmware sequences */ | |
0107109e AV |
876 | rval = ha->isp_ops.load_risc(ha, &srisc_address); |
877 | if (rval == QLA_SUCCESS) { | |
1da177e4 LT |
878 | DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC " |
879 | "code.\n", ha->host_no)); | |
880 | ||
0107109e | 881 | rval = qla2x00_verify_checksum(ha, srisc_address); |
1da177e4 LT |
882 | if (rval == QLA_SUCCESS) { |
883 | /* Start firmware execution. */ | |
884 | DEBUG(printk("scsi(%ld): Checksum OK, start " | |
885 | "firmware.\n", ha->host_no)); | |
886 | ||
0107109e | 887 | rval = qla2x00_execute_fw(ha, srisc_address); |
1da177e4 LT |
888 | /* Retrieve firmware information. */ |
889 | if (rval == QLA_SUCCESS && ha->fw_major_version == 0) { | |
890 | qla2x00_get_fw_version(ha, | |
891 | &ha->fw_major_version, | |
892 | &ha->fw_minor_version, | |
893 | &ha->fw_subminor_version, | |
894 | &ha->fw_attributes, &ha->fw_memory_size); | |
895 | qla2x00_resize_request_q(ha); | |
896 | } | |
897 | } else { | |
898 | DEBUG2(printk(KERN_INFO | |
899 | "scsi(%ld): ISP Firmware failed checksum.\n", | |
900 | ha->host_no)); | |
901 | } | |
902 | } | |
903 | ||
904 | if (rval) { | |
905 | DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n", | |
906 | ha->host_no)); | |
907 | } | |
908 | ||
909 | return (rval); | |
910 | } | |
911 | ||
912 | /** | |
913 | * qla2x00_init_response_q_entries() - Initializes response queue entries. | |
914 | * @ha: HA context | |
915 | * | |
916 | * Beginning of request ring has initialization control block already built | |
917 | * by nvram config routine. | |
918 | * | |
919 | * Returns 0 on success. | |
920 | */ | |
921 | static void | |
922 | qla2x00_init_response_q_entries(scsi_qla_host_t *ha) | |
923 | { | |
924 | uint16_t cnt; | |
925 | response_t *pkt; | |
926 | ||
927 | pkt = ha->response_ring_ptr; | |
928 | for (cnt = 0; cnt < ha->response_q_length; cnt++) { | |
929 | pkt->signature = RESPONSE_PROCESSED; | |
930 | pkt++; | |
931 | } | |
932 | ||
933 | } | |
934 | ||
935 | /** | |
936 | * qla2x00_update_fw_options() - Read and process firmware options. | |
937 | * @ha: HA context | |
938 | * | |
939 | * Returns 0 on success. | |
940 | */ | |
abbd8870 | 941 | void |
1da177e4 LT |
942 | qla2x00_update_fw_options(scsi_qla_host_t *ha) |
943 | { | |
944 | uint16_t swing, emphasis, tx_sens, rx_sens; | |
945 | ||
946 | memset(ha->fw_options, 0, sizeof(ha->fw_options)); | |
947 | qla2x00_get_fw_options(ha, ha->fw_options); | |
948 | ||
949 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
950 | return; | |
951 | ||
952 | /* Serial Link options. */ | |
953 | DEBUG3(printk("scsi(%ld): Serial link options:\n", | |
954 | ha->host_no)); | |
955 | DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options, | |
956 | sizeof(ha->fw_seriallink_options))); | |
957 | ||
958 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
959 | if (ha->fw_seriallink_options[3] & BIT_2) { | |
960 | ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; | |
961 | ||
962 | /* 1G settings */ | |
963 | swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); | |
964 | emphasis = (ha->fw_seriallink_options[2] & | |
965 | (BIT_4 | BIT_3)) >> 3; | |
966 | tx_sens = ha->fw_seriallink_options[0] & | |
fa2a1ce5 | 967 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
968 | rx_sens = (ha->fw_seriallink_options[0] & |
969 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
970 | ha->fw_options[10] = (emphasis << 14) | (swing << 8); | |
971 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
972 | if (rx_sens == 0x0) | |
973 | rx_sens = 0x3; | |
974 | ha->fw_options[10] |= (tx_sens << 4) | rx_sens; | |
975 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
976 | ha->fw_options[10] |= BIT_5 | | |
977 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
978 | (tx_sens & (BIT_1 | BIT_0)); | |
979 | ||
980 | /* 2G settings */ | |
981 | swing = (ha->fw_seriallink_options[2] & | |
982 | (BIT_7 | BIT_6 | BIT_5)) >> 5; | |
983 | emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); | |
984 | tx_sens = ha->fw_seriallink_options[1] & | |
fa2a1ce5 | 985 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
986 | rx_sens = (ha->fw_seriallink_options[1] & |
987 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
988 | ha->fw_options[11] = (emphasis << 14) | (swing << 8); | |
989 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
990 | if (rx_sens == 0x0) | |
991 | rx_sens = 0x3; | |
992 | ha->fw_options[11] |= (tx_sens << 4) | rx_sens; | |
993 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
994 | ha->fw_options[11] |= BIT_5 | | |
995 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
996 | (tx_sens & (BIT_1 | BIT_0)); | |
997 | } | |
998 | ||
999 | /* FCP2 options. */ | |
1000 | /* Return command IOCBs without waiting for an ABTS to complete. */ | |
1001 | ha->fw_options[3] |= BIT_13; | |
1002 | ||
1003 | /* LED scheme. */ | |
1004 | if (ha->flags.enable_led_scheme) | |
1005 | ha->fw_options[2] |= BIT_12; | |
1006 | ||
1007 | /* Update firmware options. */ | |
1008 | qla2x00_set_fw_options(ha, ha->fw_options); | |
1009 | } | |
1010 | ||
0107109e AV |
1011 | void |
1012 | qla24xx_update_fw_options(scsi_qla_host_t *ha) | |
1013 | { | |
1014 | int rval; | |
1015 | ||
1016 | /* Update Serial Link options. */ | |
f94097ed | 1017 | if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) |
0107109e AV |
1018 | return; |
1019 | ||
f94097ed AV |
1020 | rval = qla2x00_set_serdes_params(ha, |
1021 | le16_to_cpu(ha->fw_seriallink_options24[1]), | |
1022 | le16_to_cpu(ha->fw_seriallink_options24[2]), | |
1023 | le16_to_cpu(ha->fw_seriallink_options24[3])); | |
0107109e AV |
1024 | if (rval != QLA_SUCCESS) { |
1025 | qla_printk(KERN_WARNING, ha, | |
1026 | "Unable to update Serial Link options (%x).\n", rval); | |
1027 | } | |
1028 | } | |
1029 | ||
abbd8870 AV |
1030 | void |
1031 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1032 | { | |
3d71644c | 1033 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1034 | |
1035 | /* Setup ring parameters in initialization control block. */ | |
1036 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1037 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1038 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1039 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1040 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1041 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1042 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1043 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1044 | ||
1045 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1046 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1047 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1048 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1049 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1050 | } | |
1051 | ||
0107109e AV |
1052 | void |
1053 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1054 | { | |
1055 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1056 | struct init_cb_24xx *icb; | |
1057 | ||
1058 | /* Setup ring parameters in initialization control block. */ | |
1059 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1060 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1061 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1062 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1063 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1064 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1065 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1066 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1067 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1068 | ||
1069 | WRT_REG_DWORD(®->req_q_in, 0); | |
1070 | WRT_REG_DWORD(®->req_q_out, 0); | |
1071 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1072 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1073 | RD_REG_DWORD(®->rsp_q_out); | |
1074 | } | |
1075 | ||
1da177e4 LT |
1076 | /** |
1077 | * qla2x00_init_rings() - Initializes firmware. | |
1078 | * @ha: HA context | |
1079 | * | |
1080 | * Beginning of request ring has initialization control block already built | |
1081 | * by nvram config routine. | |
1082 | * | |
1083 | * Returns 0 on success. | |
1084 | */ | |
1085 | static int | |
1086 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1087 | { | |
1088 | int rval; | |
1089 | unsigned long flags = 0; | |
1090 | int cnt; | |
1da177e4 LT |
1091 | |
1092 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1093 | ||
1094 | /* Clear outstanding commands array. */ | |
1095 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1096 | ha->outstanding_cmds[cnt] = NULL; | |
1097 | ||
1098 | ha->current_outstanding_cmd = 0; | |
1099 | ||
1100 | /* Clear RSCN queue. */ | |
1101 | ha->rscn_in_ptr = 0; | |
1102 | ha->rscn_out_ptr = 0; | |
1103 | ||
1104 | /* Initialize firmware. */ | |
1105 | ha->request_ring_ptr = ha->request_ring; | |
1106 | ha->req_ring_index = 0; | |
1107 | ha->req_q_cnt = ha->request_q_length; | |
1108 | ha->response_ring_ptr = ha->response_ring; | |
1109 | ha->rsp_ring_index = 0; | |
1110 | ||
1da177e4 LT |
1111 | /* Initialize response queue entries */ |
1112 | qla2x00_init_response_q_entries(ha); | |
1113 | ||
abbd8870 | 1114 | ha->isp_ops.config_rings(ha); |
1da177e4 LT |
1115 | |
1116 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1117 | ||
1118 | /* Update any ISP specific firmware options before initialization. */ | |
abbd8870 | 1119 | ha->isp_ops.update_fw_options(ha); |
1da177e4 LT |
1120 | |
1121 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
0107109e | 1122 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1123 | if (rval) { |
1124 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1125 | ha->host_no)); | |
1126 | } else { | |
1127 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1128 | ha->host_no)); | |
1129 | } | |
1130 | ||
1131 | return (rval); | |
1132 | } | |
1133 | ||
1134 | /** | |
1135 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1136 | * @ha: HA context | |
1137 | * | |
1138 | * Returns 0 on success. | |
1139 | */ | |
1140 | static int | |
1141 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1142 | { | |
1143 | int rval; | |
1144 | unsigned long wtime, mtime; | |
1145 | uint16_t min_wait; /* Minimum wait time if loop is down */ | |
1146 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
1147 | uint16_t fw_state; | |
1148 | ||
1149 | rval = QLA_SUCCESS; | |
1150 | ||
1151 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1152 | min_wait = 20; |
1da177e4 LT |
1153 | |
1154 | /* | |
1155 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1156 | * our own processing. | |
1157 | */ | |
1158 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1159 | wait_time = min_wait; | |
1160 | } | |
1161 | ||
1162 | /* Min wait time if loop down */ | |
1163 | mtime = jiffies + (min_wait * HZ); | |
1164 | ||
1165 | /* wait time before firmware ready */ | |
1166 | wtime = jiffies + (wait_time * HZ); | |
1167 | ||
1168 | /* Wait for ISP to finish LIP */ | |
1169 | if (!ha->flags.init_done) | |
1170 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1171 | ||
1172 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1173 | ha->host_no)); | |
1174 | ||
1175 | do { | |
1176 | rval = qla2x00_get_firmware_state(ha, &fw_state); | |
1177 | if (rval == QLA_SUCCESS) { | |
1178 | if (fw_state < FSTATE_LOSS_OF_SYNC) { | |
1179 | ha->device_flags &= ~DFLG_NO_CABLE; | |
1180 | } | |
1181 | if (fw_state == FSTATE_READY) { | |
1182 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", | |
1183 | ha->host_no)); | |
1184 | ||
1185 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1186 | &ha->login_timeout, &ha->r_a_tov); | |
1187 | ||
1188 | rval = QLA_SUCCESS; | |
1189 | break; | |
1190 | } | |
1191 | ||
1192 | rval = QLA_FUNCTION_FAILED; | |
1193 | ||
1194 | if (atomic_read(&ha->loop_down_timer) && | |
1195 | (fw_state >= FSTATE_LOSS_OF_SYNC || | |
1196 | fw_state == FSTATE_WAIT_AL_PA)) { | |
1197 | /* Loop down. Timeout on min_wait for states | |
fa2a1ce5 AV |
1198 | * other than Wait for Login. |
1199 | */ | |
1da177e4 LT |
1200 | if (time_after_eq(jiffies, mtime)) { |
1201 | qla_printk(KERN_INFO, ha, | |
1202 | "Cable is unplugged...\n"); | |
1203 | ||
1204 | ha->device_flags |= DFLG_NO_CABLE; | |
1205 | break; | |
1206 | } | |
1207 | } | |
1208 | } else { | |
1209 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1210 | if (time_after_eq(jiffies, mtime)) | |
1211 | break; | |
1212 | } | |
1213 | ||
1214 | if (time_after_eq(jiffies, wtime)) | |
1215 | break; | |
1216 | ||
1217 | /* Delay for a while */ | |
1218 | msleep(500); | |
1219 | ||
1220 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1221 | ha->host_no, fw_state, jiffies)); | |
1222 | } while (1); | |
1223 | ||
1224 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1225 | ha->host_no, fw_state, jiffies)); | |
1226 | ||
1227 | if (rval) { | |
1228 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1229 | ha->host_no)); | |
1230 | } | |
1231 | ||
1232 | return (rval); | |
1233 | } | |
1234 | ||
1235 | /* | |
1236 | * qla2x00_configure_hba | |
1237 | * Setup adapter context. | |
1238 | * | |
1239 | * Input: | |
1240 | * ha = adapter state pointer. | |
1241 | * | |
1242 | * Returns: | |
1243 | * 0 = success | |
1244 | * | |
1245 | * Context: | |
1246 | * Kernel context. | |
1247 | */ | |
1248 | static int | |
1249 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1250 | { | |
1251 | int rval; | |
1252 | uint16_t loop_id; | |
1253 | uint16_t topo; | |
1254 | uint8_t al_pa; | |
1255 | uint8_t area; | |
1256 | uint8_t domain; | |
1257 | char connect_type[22]; | |
1258 | ||
1259 | /* Get host addresses. */ | |
1260 | rval = qla2x00_get_adapter_id(ha, | |
1261 | &loop_id, &al_pa, &area, &domain, &topo); | |
1262 | if (rval != QLA_SUCCESS) { | |
23443b1d | 1263 | if (LOOP_TRANSITION(ha) || atomic_read(&ha->loop_down_timer) || |
33135aa2 RA |
1264 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { |
1265 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1266 | __func__, ha->host_no)); | |
1267 | } else { | |
1268 | qla_printk(KERN_WARNING, ha, | |
1269 | "ERROR -- Unable to get host loop ID.\n"); | |
1270 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1271 | } | |
1da177e4 LT |
1272 | return (rval); |
1273 | } | |
1274 | ||
1275 | if (topo == 4) { | |
1276 | qla_printk(KERN_INFO, ha, | |
1277 | "Cannot get topology - retrying.\n"); | |
1278 | return (QLA_FUNCTION_FAILED); | |
1279 | } | |
1280 | ||
1281 | ha->loop_id = loop_id; | |
1282 | ||
1283 | /* initialize */ | |
1284 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1285 | ha->operating_mode = LOOP; | |
1286 | ||
1287 | switch (topo) { | |
1288 | case 0: | |
1289 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1290 | ha->host_no)); | |
1291 | ha->current_topology = ISP_CFG_NL; | |
1292 | strcpy(connect_type, "(Loop)"); | |
1293 | break; | |
1294 | ||
1295 | case 1: | |
1296 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1297 | ha->host_no)); | |
1298 | ha->current_topology = ISP_CFG_FL; | |
1299 | strcpy(connect_type, "(FL_Port)"); | |
1300 | break; | |
1301 | ||
1302 | case 2: | |
1303 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1304 | ha->host_no)); | |
1305 | ha->operating_mode = P2P; | |
1306 | ha->current_topology = ISP_CFG_N; | |
1307 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1308 | break; | |
1309 | ||
1310 | case 3: | |
1311 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1312 | ha->host_no)); | |
1313 | ha->operating_mode = P2P; | |
1314 | ha->current_topology = ISP_CFG_F; | |
1315 | strcpy(connect_type, "(F_Port)"); | |
1316 | break; | |
1317 | ||
1318 | default: | |
1319 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1320 | "Using NL.\n", | |
1321 | ha->host_no, topo)); | |
1322 | ha->current_topology = ISP_CFG_NL; | |
1323 | strcpy(connect_type, "(Loop)"); | |
1324 | break; | |
1325 | } | |
1326 | ||
1327 | /* Save Host port and loop ID. */ | |
1328 | /* byte order - Big Endian */ | |
1329 | ha->d_id.b.domain = domain; | |
1330 | ha->d_id.b.area = area; | |
1331 | ha->d_id.b.al_pa = al_pa; | |
1332 | ||
1333 | if (!ha->flags.init_done) | |
1334 | qla_printk(KERN_INFO, ha, | |
1335 | "Topology - %s, Host Loop address 0x%x\n", | |
1336 | connect_type, ha->loop_id); | |
1337 | ||
1338 | if (rval) { | |
1339 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1340 | } else { | |
1341 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1342 | } | |
1343 | ||
1344 | return(rval); | |
1345 | } | |
1346 | ||
1347 | /* | |
1348 | * NVRAM configuration for ISP 2xxx | |
1349 | * | |
1350 | * Input: | |
1351 | * ha = adapter block pointer. | |
1352 | * | |
1353 | * Output: | |
1354 | * initialization control block in response_ring | |
1355 | * host adapters parameters in host adapter block | |
1356 | * | |
1357 | * Returns: | |
1358 | * 0 = success. | |
1359 | */ | |
abbd8870 | 1360 | int |
1da177e4 LT |
1361 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1362 | { | |
0107109e AV |
1363 | int rval; |
1364 | uint8_t chksum = 0; | |
1365 | uint16_t cnt; | |
1366 | uint8_t *dptr1, *dptr2; | |
1367 | init_cb_t *icb = ha->init_cb; | |
1368 | nvram_t *nv = (nvram_t *)ha->request_ring; | |
1369 | uint8_t *ptr = (uint8_t *)ha->request_ring; | |
3d71644c | 1370 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
1371 | |
1372 | rval = QLA_SUCCESS; | |
1373 | ||
1374 | /* Determine NVRAM starting address. */ | |
0107109e | 1375 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1376 | ha->nvram_base = 0; |
1377 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1378 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1379 | ha->nvram_base = 0x80; | |
1380 | ||
1381 | /* Get NVRAM data and calculate checksum. */ | |
0107109e AV |
1382 | ha->isp_ops.read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
1383 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) | |
1384 | chksum += *ptr++; | |
1da177e4 LT |
1385 | |
1386 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
1387 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
0107109e | 1388 | ha->nvram_size)); |
1da177e4 LT |
1389 | |
1390 | /* Bad NVRAM data, set defaults parameters. */ | |
1391 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1392 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1393 | /* Reset NVRAM data. */ | |
1394 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1395 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1396 | nv->nvram_version); | |
1397 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " | |
1398 | "invalid -- WWPN) defaults.\n"); | |
1399 | ||
1400 | /* | |
1401 | * Set default initialization control block. | |
1402 | */ | |
0107109e | 1403 | memset(nv, 0, ha->nvram_size); |
1da177e4 LT |
1404 | nv->parameter_block_version = ICB_VERSION; |
1405 | ||
1406 | if (IS_QLA23XX(ha)) { | |
1407 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1408 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1409 | nv->add_firmware_options[0] = BIT_5; | |
1410 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1411 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1412 | nv->special_options[1] = BIT_7; | |
1413 | } else if (IS_QLA2200(ha)) { | |
1414 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1415 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1416 | nv->add_firmware_options[0] = BIT_5; | |
1417 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1418 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1419 | } else if (IS_QLA2100(ha)) { | |
1420 | nv->firmware_options[0] = BIT_3 | BIT_1; | |
1421 | nv->firmware_options[1] = BIT_5; | |
1422 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1423 | } | |
1424 | ||
1425 | nv->max_iocb_allocation = __constant_cpu_to_le16(256); | |
1426 | nv->execution_throttle = __constant_cpu_to_le16(16); | |
1427 | nv->retry_count = 8; | |
1428 | nv->retry_delay = 1; | |
1429 | ||
1430 | nv->port_name[0] = 33; | |
1431 | nv->port_name[3] = 224; | |
1432 | nv->port_name[4] = 139; | |
1433 | ||
1434 | nv->login_timeout = 4; | |
1435 | ||
1436 | /* | |
1437 | * Set default host adapter parameters | |
1438 | */ | |
1439 | nv->host_p[1] = BIT_2; | |
1440 | nv->reset_delay = 5; | |
1441 | nv->port_down_retry_count = 8; | |
1442 | nv->max_luns_per_target = __constant_cpu_to_le16(8); | |
1443 | nv->link_down_timeout = 60; | |
1444 | ||
1445 | rval = 1; | |
1446 | } | |
1447 | ||
1448 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1449 | /* | |
1450 | * The SN2 does not provide BIOS emulation which means you can't change | |
1451 | * potentially bogus BIOS settings. Force the use of default settings | |
1452 | * for link rate and frame size. Hope that the rest of the settings | |
1453 | * are valid. | |
1454 | */ | |
1455 | if (ia64_platform_is("sn2")) { | |
1456 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1457 | if (IS_QLA23XX(ha)) | |
1458 | nv->special_options[1] = BIT_7; | |
1459 | } | |
1460 | #endif | |
1461 | ||
1462 | /* Reset Initialization control block */ | |
0107109e | 1463 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1464 | |
1465 | /* | |
1466 | * Setup driver NVRAM options. | |
1467 | */ | |
1468 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1469 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1470 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1471 | nv->firmware_options[1] &= ~BIT_4; | |
1472 | ||
1473 | if (IS_QLA23XX(ha)) { | |
1474 | nv->firmware_options[0] |= BIT_2; | |
1475 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1476 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1477 | |
1478 | if (IS_QLA2300(ha)) { | |
1479 | if (ha->fb_rev == FPM_2310) { | |
1480 | strcpy(ha->model_number, "QLA2310"); | |
1481 | } else { | |
1482 | strcpy(ha->model_number, "QLA2300"); | |
1483 | } | |
1484 | } else { | |
1485 | if (rval == 0 && | |
1486 | memcmp(nv->model_number, BINZERO, | |
1487 | sizeof(nv->model_number)) != 0) { | |
1488 | char *st, *en; | |
1489 | ||
1490 | strncpy(ha->model_number, nv->model_number, | |
1491 | sizeof(nv->model_number)); | |
1492 | st = en = ha->model_number; | |
1493 | en += sizeof(nv->model_number) - 1; | |
1494 | while (en > st) { | |
1495 | if (*en != 0x20 && *en != 0x00) | |
1496 | break; | |
1497 | *en-- = '\0'; | |
1498 | } | |
1499 | } else { | |
1500 | uint16_t index; | |
1501 | ||
1502 | index = (ha->pdev->subsystem_device & 0xff); | |
1503 | if (index < QLA_MODEL_NAMES) { | |
1504 | strcpy(ha->model_number, | |
1505 | qla2x00_model_name[index]); | |
1506 | ha->model_desc = | |
1507 | qla2x00_model_desc[index]; | |
1508 | } else { | |
1509 | strcpy(ha->model_number, "QLA23xx"); | |
1510 | } | |
1511 | } | |
1512 | } | |
1513 | } else if (IS_QLA2200(ha)) { | |
1514 | nv->firmware_options[0] |= BIT_2; | |
1515 | /* | |
1516 | * 'Point-to-point preferred, else loop' is not a safe | |
1517 | * connection mode setting. | |
1518 | */ | |
1519 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1520 | (BIT_5 | BIT_4)) { | |
1521 | /* Force 'loop preferred, else point-to-point'. */ | |
1522 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1523 | nv->add_firmware_options[0] |= BIT_5; | |
1524 | } | |
1525 | strcpy(ha->model_number, "QLA22xx"); | |
1526 | } else /*if (IS_QLA2100(ha))*/ { | |
1527 | strcpy(ha->model_number, "QLA2100"); | |
1528 | } | |
1529 | ||
1530 | /* | |
1531 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1532 | */ | |
1533 | dptr1 = (uint8_t *)icb; | |
1534 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1535 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1536 | while (cnt--) | |
1537 | *dptr1++ = *dptr2++; | |
1538 | ||
1539 | /* Copy 2nd half. */ | |
1540 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1541 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1542 | while (cnt--) | |
1543 | *dptr1++ = *dptr2++; | |
1544 | ||
1545 | /* Prepare nodename */ | |
1546 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1547 | /* | |
1548 | * Firmware will apply the following mask if the nodename was | |
1549 | * not provided. | |
1550 | */ | |
1551 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1552 | icb->node_name[0] &= 0xF0; | |
1553 | } | |
1554 | ||
1555 | /* | |
1556 | * Set host adapter parameters. | |
1557 | */ | |
1da177e4 LT |
1558 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1559 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1560 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1561 | ha->flags.disable_risc_code_load = 0; | |
1562 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1563 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1564 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1565 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
1da177e4 LT |
1566 | |
1567 | ha->operating_mode = | |
1568 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1569 | ||
1570 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1571 | sizeof(ha->fw_seriallink_options)); | |
1572 | ||
1573 | /* save HBA serial number */ | |
1574 | ha->serial0 = icb->port_name[5]; | |
1575 | ha->serial1 = icb->port_name[6]; | |
1576 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1577 | ha->node_name = icb->node_name; |
1578 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1579 | |
1580 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1581 | ||
1582 | ha->retry_count = nv->retry_count; | |
1583 | ||
1584 | /* Set minimum login_timeout to 4 seconds. */ | |
1585 | if (nv->login_timeout < ql2xlogintimeout) | |
1586 | nv->login_timeout = ql2xlogintimeout; | |
1587 | if (nv->login_timeout < 4) | |
1588 | nv->login_timeout = 4; | |
1589 | ha->login_timeout = nv->login_timeout; | |
1590 | icb->login_timeout = nv->login_timeout; | |
1591 | ||
1592 | /* Set minimum RATOV to 200 tenths of a second. */ | |
1593 | ha->r_a_tov = 200; | |
1594 | ||
1da177e4 LT |
1595 | ha->loop_reset_delay = nv->reset_delay; |
1596 | ||
1da177e4 LT |
1597 | /* Link Down Timeout = 0: |
1598 | * | |
1599 | * When Port Down timer expires we will start returning | |
1600 | * I/O's to OS with "DID_NO_CONNECT". | |
1601 | * | |
1602 | * Link Down Timeout != 0: | |
1603 | * | |
1604 | * The driver waits for the link to come up after link down | |
1605 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1606 | */ |
1da177e4 LT |
1607 | if (nv->link_down_timeout == 0) { |
1608 | ha->loop_down_abort_time = | |
354d6b21 | 1609 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1610 | } else { |
1611 | ha->link_down_timeout = nv->link_down_timeout; | |
1612 | ha->loop_down_abort_time = | |
1613 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1614 | } |
1da177e4 | 1615 | |
1da177e4 LT |
1616 | /* |
1617 | * Need enough time to try and get the port back. | |
1618 | */ | |
1619 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1620 | if (qlport_down_retry) | |
1621 | ha->port_down_retry_count = qlport_down_retry; | |
1622 | /* Set login_retry_count */ | |
1623 | ha->login_retry_count = nv->retry_count; | |
1624 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1625 | ha->port_down_retry_count > 3) | |
1626 | ha->login_retry_count = ha->port_down_retry_count; | |
1627 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1628 | ha->login_retry_count = ha->port_down_retry_count; | |
1629 | if (ql2xloginretrycount) | |
1630 | ha->login_retry_count = ql2xloginretrycount; | |
1631 | ||
1da177e4 LT |
1632 | icb->lun_enables = __constant_cpu_to_le16(0); |
1633 | icb->command_resource_count = 0; | |
1634 | icb->immediate_notify_resource_count = 0; | |
1635 | icb->timeout = __constant_cpu_to_le16(0); | |
1636 | ||
1637 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1638 | /* Enable RIO */ | |
1639 | icb->firmware_options[0] &= ~BIT_3; | |
1640 | icb->add_firmware_options[0] &= | |
1641 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1642 | icb->add_firmware_options[0] |= BIT_2; | |
1643 | icb->response_accumulation_timer = 3; | |
1644 | icb->interrupt_delay_timer = 5; | |
1645 | ||
1646 | ha->flags.process_response_queue = 1; | |
1647 | } else { | |
4fdfefe5 AV |
1648 | /* Enable ZIO. */ |
1649 | if (!ha->flags.init_done) { | |
1650 | ha->zio_mode = icb->add_firmware_options[0] & | |
1651 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1652 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1653 | icb->interrupt_delay_timer: 2; | |
1654 | } | |
1da177e4 LT |
1655 | icb->add_firmware_options[0] &= |
1656 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1657 | ha->flags.process_response_queue = 0; |
1658 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
1659 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " | |
1660 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1661 | ha->zio_timer * 100)); | |
1da177e4 | 1662 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1663 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1664 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1665 | |
4fdfefe5 AV |
1666 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1667 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1668 | ha->flags.process_response_queue = 1; |
1669 | } | |
1670 | } | |
1671 | ||
1672 | if (rval) { | |
1673 | DEBUG2_3(printk(KERN_WARNING | |
1674 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
1675 | } | |
1676 | return (rval); | |
1677 | } | |
1678 | ||
19a7b4ae JSEC |
1679 | static void |
1680 | qla2x00_rport_add(void *data) | |
1681 | { | |
1682 | fc_port_t *fcport = data; | |
1683 | ||
1684 | qla2x00_reg_remote_port(fcport->ha, fcport); | |
1685 | } | |
1686 | ||
1687 | static void | |
1688 | qla2x00_rport_del(void *data) | |
1689 | { | |
1690 | fc_port_t *fcport = data; | |
1691 | ||
1692 | if (fcport->rport) | |
1693 | fc_remote_port_delete(fcport->rport); | |
1694 | fcport->rport = NULL; | |
1695 | } | |
1696 | ||
1da177e4 LT |
1697 | /** |
1698 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1699 | * @ha: HA context | |
1700 | * @flags: allocation flags | |
1701 | * | |
1702 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1703 | */ | |
1704 | fc_port_t * | |
c53033f6 | 1705 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1706 | { |
1707 | fc_port_t *fcport; | |
1708 | ||
1709 | fcport = kmalloc(sizeof(fc_port_t), flags); | |
1710 | if (fcport == NULL) | |
1711 | return (fcport); | |
1712 | ||
1713 | /* Setup fcport template structure. */ | |
1714 | memset(fcport, 0, sizeof (fc_port_t)); | |
1715 | fcport->ha = ha; | |
1716 | fcport->port_type = FCT_UNKNOWN; | |
1717 | fcport->loop_id = FC_NO_LOOP_ID; | |
1718 | fcport->iodesc_idx_sent = IODESC_INVALID_INDEX; | |
1719 | atomic_set(&fcport->state, FCS_UNCONFIGURED); | |
1720 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1721 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
19a7b4ae JSEC |
1722 | INIT_WORK(&fcport->rport_add_work, qla2x00_rport_add, fcport); |
1723 | INIT_WORK(&fcport->rport_del_work, qla2x00_rport_del, fcport); | |
1da177e4 LT |
1724 | |
1725 | return (fcport); | |
1726 | } | |
1727 | ||
1728 | /* | |
1729 | * qla2x00_configure_loop | |
1730 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1731 | * | |
1732 | * Input: | |
1733 | * ha = adapter block pointer. | |
1734 | * | |
1735 | * Returns: | |
1736 | * 0 = success. | |
1737 | * 1 = error. | |
1738 | * 2 = database was full and device was not configured. | |
1739 | */ | |
1740 | static int | |
fa2a1ce5 | 1741 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1742 | { |
1743 | int rval; | |
1744 | unsigned long flags, save_flags; | |
1745 | ||
1746 | rval = QLA_SUCCESS; | |
1747 | ||
1748 | /* Get Initiator ID */ | |
1749 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1750 | rval = qla2x00_configure_hba(ha); | |
1751 | if (rval != QLA_SUCCESS) { | |
1752 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1753 | ha->host_no)); | |
1754 | return (rval); | |
1755 | } | |
1756 | } | |
1757 | ||
1758 | save_flags = flags = ha->dpc_flags; | |
1759 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1760 | ha->host_no, flags)); | |
1761 | ||
1762 | /* | |
1763 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1764 | * both at the same time. | |
1765 | */ | |
1766 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1767 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1768 | |
1769 | /* Determine what we need to do */ | |
1770 | if (ha->current_topology == ISP_CFG_FL && | |
1771 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1772 | ||
1773 | ha->flags.rscn_queue_overflow = 1; | |
1774 | set_bit(RSCN_UPDATE, &flags); | |
1775 | ||
1776 | } else if (ha->current_topology == ISP_CFG_F && | |
1777 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1778 | ||
1779 | ha->flags.rscn_queue_overflow = 1; | |
1780 | set_bit(RSCN_UPDATE, &flags); | |
1781 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
1782 | ||
1783 | } else if (!ha->flags.online || | |
1784 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1785 | ||
1786 | ha->flags.rscn_queue_overflow = 1; | |
1787 | set_bit(RSCN_UPDATE, &flags); | |
1788 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1789 | } | |
1790 | ||
1791 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1792 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1793 | rval = QLA_FUNCTION_FAILED; | |
1794 | } else { | |
1795 | rval = qla2x00_configure_local_loop(ha); | |
1796 | } | |
1797 | } | |
1798 | ||
1799 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
23443b1d | 1800 | if (LOOP_TRANSITION(ha)) { |
1da177e4 LT |
1801 | rval = QLA_FUNCTION_FAILED; |
1802 | } else { | |
1803 | rval = qla2x00_configure_fabric(ha); | |
1804 | } | |
1805 | } | |
1806 | ||
1807 | if (rval == QLA_SUCCESS) { | |
1808 | if (atomic_read(&ha->loop_down_timer) || | |
1809 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1810 | rval = QLA_FUNCTION_FAILED; | |
1811 | } else { | |
1da177e4 LT |
1812 | atomic_set(&ha->loop_state, LOOP_READY); |
1813 | ||
1814 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
1815 | } | |
1816 | } | |
1817 | ||
1818 | if (rval) { | |
1819 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
1820 | __func__, ha->host_no)); | |
1821 | } else { | |
1822 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
1823 | } | |
1824 | ||
1825 | /* Restore state if a resync event occured during processing */ | |
1826 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1827 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
1828 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1829 | if (test_bit(RSCN_UPDATE, &save_flags)) | |
1830 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1831 | } | |
1832 | ||
1833 | return (rval); | |
1834 | } | |
1835 | ||
1836 | ||
1837 | ||
1838 | /* | |
1839 | * qla2x00_configure_local_loop | |
1840 | * Updates Fibre Channel Device Database with local loop devices. | |
1841 | * | |
1842 | * Input: | |
1843 | * ha = adapter block pointer. | |
1844 | * | |
1845 | * Returns: | |
1846 | * 0 = success. | |
1847 | */ | |
1848 | static int | |
fa2a1ce5 | 1849 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1850 | { |
1851 | int rval, rval2; | |
1852 | int found_devs; | |
1853 | int found; | |
1854 | fc_port_t *fcport, *new_fcport; | |
1855 | ||
1856 | uint16_t index; | |
1857 | uint16_t entries; | |
1858 | char *id_iter; | |
1859 | uint16_t loop_id; | |
1860 | uint8_t domain, area, al_pa; | |
1861 | ||
1862 | found_devs = 0; | |
1863 | new_fcport = NULL; | |
1864 | entries = MAX_FIBRE_DEVICES; | |
1865 | ||
1866 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
1867 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
1868 | ||
1869 | /* Get list of logged in devices. */ | |
1870 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
1871 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
1872 | &entries); | |
1873 | if (rval != QLA_SUCCESS) | |
1874 | goto cleanup_allocation; | |
1875 | ||
1876 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
1877 | ha->host_no, entries)); | |
1878 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
1879 | entries * sizeof(struct gid_list_info))); | |
1880 | ||
1881 | /* Allocate temporary fcport for any new fcports discovered. */ | |
1882 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1883 | if (new_fcport == NULL) { | |
1884 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1885 | goto cleanup_allocation; | |
1886 | } | |
1887 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1888 | ||
1889 | /* | |
1890 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
1891 | */ | |
1892 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1893 | if (atomic_read(&fcport->state) == FCS_ONLINE && | |
1894 | fcport->port_type != FCT_BROADCAST && | |
1895 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
1896 | ||
1897 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
1898 | "loop_id=0x%04x\n", | |
1899 | ha->host_no, fcport->loop_id)); | |
1900 | ||
1901 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1902 | fcport->flags &= ~FCF_FARP_DONE; | |
1903 | } | |
1904 | } | |
1905 | ||
1906 | /* Add devices to port list. */ | |
1907 | id_iter = (char *)ha->gid_list; | |
1908 | for (index = 0; index < entries; index++) { | |
1909 | domain = ((struct gid_list_info *)id_iter)->domain; | |
1910 | area = ((struct gid_list_info *)id_iter)->area; | |
1911 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 1912 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
1913 | loop_id = (uint16_t) |
1914 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 1915 | else |
1da177e4 LT |
1916 | loop_id = le16_to_cpu( |
1917 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 1918 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
1919 | |
1920 | /* Bypass reserved domain fields. */ | |
1921 | if ((domain & 0xf0) == 0xf0) | |
1922 | continue; | |
1923 | ||
1924 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
1925 | if (area && domain && |
1926 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
1927 | continue; |
1928 | ||
1929 | /* Bypass invalid local loop ID. */ | |
1930 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
1931 | continue; | |
1932 | ||
1933 | /* Fill in member data. */ | |
1934 | new_fcport->d_id.b.domain = domain; | |
1935 | new_fcport->d_id.b.area = area; | |
1936 | new_fcport->d_id.b.al_pa = al_pa; | |
1937 | new_fcport->loop_id = loop_id; | |
1938 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); | |
1939 | if (rval2 != QLA_SUCCESS) { | |
1940 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
1941 | "information -- get_port_database=%x, " | |
1942 | "loop_id=0x%04x\n", | |
1943 | ha->host_no, rval2, new_fcport->loop_id)); | |
c9d02acf AV |
1944 | DEBUG2(printk("scsi(%ld): Scheduling resync...\n", |
1945 | ha->host_no)); | |
1946 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
1947 | continue; |
1948 | } | |
1949 | ||
1950 | /* Check for matching device in port list. */ | |
1951 | found = 0; | |
1952 | fcport = NULL; | |
1953 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1954 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
1955 | WWN_SIZE)) | |
1956 | continue; | |
1957 | ||
1958 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
1959 | FCF_PERSISTENT_BOUND); | |
1960 | fcport->loop_id = new_fcport->loop_id; | |
1961 | fcport->port_type = new_fcport->port_type; | |
1962 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
1963 | memcpy(fcport->node_name, new_fcport->node_name, | |
1964 | WWN_SIZE); | |
1965 | ||
1966 | found++; | |
1967 | break; | |
1968 | } | |
1969 | ||
1970 | if (!found) { | |
1971 | /* New device, add to fcports list. */ | |
1972 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
1973 | list_add_tail(&new_fcport->list, &ha->fcports); | |
1974 | ||
1975 | /* Allocate a new replacement fcport. */ | |
1976 | fcport = new_fcport; | |
1977 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1978 | if (new_fcport == NULL) { | |
1979 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1980 | goto cleanup_allocation; | |
1981 | } | |
1982 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1983 | } | |
1984 | ||
1985 | qla2x00_update_fcport(ha, fcport); | |
1986 | ||
1987 | found_devs++; | |
1988 | } | |
1989 | ||
1990 | cleanup_allocation: | |
c9475cb0 | 1991 | kfree(new_fcport); |
1da177e4 LT |
1992 | |
1993 | if (rval != QLA_SUCCESS) { | |
1994 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
1995 | "rval=%x\n", ha->host_no, rval)); | |
1996 | } | |
1997 | ||
1998 | if (found_devs) { | |
1999 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
2000 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
2001 | } | |
2002 | ||
2003 | return (rval); | |
2004 | } | |
2005 | ||
2006 | static void | |
fa2a1ce5 | 2007 | qla2x00_probe_for_all_luns(scsi_qla_host_t *ha) |
1da177e4 LT |
2008 | { |
2009 | fc_port_t *fcport; | |
2010 | ||
fa2a1ce5 | 2011 | qla2x00_mark_all_devices_lost(ha); |
1da177e4 LT |
2012 | list_for_each_entry(fcport, &ha->fcports, list) { |
2013 | if (fcport->port_type != FCT_TARGET) | |
2014 | continue; | |
2015 | ||
fa2a1ce5 | 2016 | qla2x00_update_fcport(ha, fcport); |
1da177e4 LT |
2017 | } |
2018 | } | |
2019 | ||
2020 | /* | |
2021 | * qla2x00_update_fcport | |
2022 | * Updates device on list. | |
2023 | * | |
2024 | * Input: | |
2025 | * ha = adapter block pointer. | |
2026 | * fcport = port structure pointer. | |
2027 | * | |
2028 | * Return: | |
2029 | * 0 - Success | |
2030 | * BIT_0 - error | |
2031 | * | |
2032 | * Context: | |
2033 | * Kernel context. | |
2034 | */ | |
2035 | static void | |
2036 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2037 | { | |
2038 | uint16_t index; | |
2039 | unsigned long flags; | |
2040 | srb_t *sp; | |
2041 | ||
2042 | fcport->ha = ha; | |
2043 | fcport->login_retry = 0; | |
2044 | fcport->port_login_retry_count = ha->port_down_retry_count * | |
2045 | PORT_RETRY_TIME; | |
2046 | atomic_set(&fcport->port_down_timer, ha->port_down_retry_count * | |
2047 | PORT_RETRY_TIME); | |
2048 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2049 | ||
2050 | /* | |
2051 | * Check for outstanding cmd on tape Bypass LUN discovery if active | |
2052 | * command on tape. | |
2053 | */ | |
2054 | if (fcport->flags & FCF_TAPE_PRESENT) { | |
2055 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2056 | for (index = 1; index < MAX_OUTSTANDING_COMMANDS; index++) { | |
bdf79621 AV |
2057 | fc_port_t *sfcp; |
2058 | ||
1da177e4 | 2059 | if ((sp = ha->outstanding_cmds[index]) != 0) { |
bdf79621 AV |
2060 | sfcp = sp->fcport; |
2061 | if (sfcp == fcport) { | |
1da177e4 LT |
2062 | atomic_set(&fcport->state, FCS_ONLINE); |
2063 | spin_unlock_irqrestore( | |
2064 | &ha->hardware_lock, flags); | |
2065 | return; | |
2066 | } | |
2067 | } | |
2068 | } | |
2069 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2070 | } | |
2071 | ||
1da177e4 | 2072 | if (fcport->port_type == FCT_INITIATOR || |
bdf79621 | 2073 | fcport->port_type == FCT_BROADCAST) |
1da177e4 | 2074 | fcport->device_type = TYPE_PROCESSOR; |
bdf79621 | 2075 | |
1da177e4 | 2076 | atomic_set(&fcport->state, FCS_ONLINE); |
bdf79621 | 2077 | |
8482e118 AV |
2078 | if (ha->flags.init_done) |
2079 | qla2x00_reg_remote_port(ha, fcport); | |
1da177e4 LT |
2080 | } |
2081 | ||
8482e118 AV |
2082 | void |
2083 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2084 | { | |
2085 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2086 | struct fc_rport *rport; |
8482e118 AV |
2087 | |
2088 | if (fcport->rport) { | |
19a7b4ae JSEC |
2089 | fc_remote_port_delete(fcport->rport); |
2090 | fcport->rport = NULL; | |
8482e118 AV |
2091 | } |
2092 | ||
f8b02a85 AV |
2093 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2094 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 AV |
2095 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2096 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 AV |
2097 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2098 | fcport->rport = rport = fc_remote_port_add(ha->host, 0, &rport_ids); | |
2099 | if (!rport) { | |
2100 | qla_printk(KERN_WARNING, ha, | |
2101 | "Unable to allocate fc remote port!\n"); | |
2102 | return; | |
2103 | } | |
19a7b4ae | 2104 | *((fc_port_t **)rport->dd_data) = fcport; |
ad3e0eda | 2105 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2106 | |
8482e118 AV |
2107 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2108 | if (fcport->port_type == FCT_INITIATOR) | |
2109 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2110 | if (fcport->port_type == FCT_TARGET) | |
2111 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2112 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 | 2113 | |
cc4731f5 AV |
2114 | if (rport->scsi_target_id != -1 && |
2115 | rport->scsi_target_id < ha->host->max_id) | |
bdf79621 | 2116 | fcport->os_target_id = rport->scsi_target_id; |
1da177e4 LT |
2117 | } |
2118 | ||
1da177e4 LT |
2119 | /* |
2120 | * qla2x00_configure_fabric | |
2121 | * Setup SNS devices with loop ID's. | |
2122 | * | |
2123 | * Input: | |
2124 | * ha = adapter block pointer. | |
2125 | * | |
2126 | * Returns: | |
2127 | * 0 = success. | |
2128 | * BIT_0 = error | |
2129 | */ | |
2130 | static int | |
2131 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2132 | { | |
2133 | int rval, rval2; | |
2134 | fc_port_t *fcport, *fcptemp; | |
2135 | uint16_t next_loopid; | |
2136 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2137 | uint16_t loop_id; |
1da177e4 LT |
2138 | LIST_HEAD(new_fcports); |
2139 | ||
2140 | /* If FL port exists, then SNS is present */ | |
0107109e AV |
2141 | if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) |
2142 | loop_id = NPH_F_PORT; | |
2143 | else | |
2144 | loop_id = SNS_FL_PORT; | |
2145 | rval = qla2x00_get_port_name(ha, loop_id, NULL, 0); | |
1da177e4 LT |
2146 | if (rval != QLA_SUCCESS) { |
2147 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2148 | "Port\n", ha->host_no)); | |
2149 | ||
2150 | ha->device_flags &= ~SWITCH_FOUND; | |
2151 | return (QLA_SUCCESS); | |
2152 | } | |
2153 | ||
2154 | /* Mark devices that need re-synchronization. */ | |
2155 | rval2 = qla2x00_device_resync(ha); | |
2156 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2157 | /* No point doing the scan, just continue. */ | |
2158 | return (QLA_SUCCESS); | |
2159 | } | |
2160 | do { | |
cca5335c AV |
2161 | /* FDMI support. */ |
2162 | if (ql2xfdmienable && | |
2163 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2164 | qla2x00_fdmi_register(ha); | |
2165 | ||
1da177e4 | 2166 | /* Ensure we are logged into the SNS. */ |
0107109e AV |
2167 | if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) |
2168 | loop_id = NPH_SNS; | |
2169 | else | |
2170 | loop_id = SIMPLE_NAME_SERVER; | |
2171 | ha->isp_ops.fabric_login(ha, loop_id, 0xff, 0xff, | |
abbd8870 | 2172 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2173 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2174 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2175 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2176 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2177 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2178 | return (QLA_SUCCESS); | |
2179 | } | |
2180 | ||
2181 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2182 | if (qla2x00_rft_id(ha)) { | |
2183 | /* EMPTY */ | |
2184 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2185 | "TYPE failed.\n", ha->host_no)); | |
2186 | } | |
2187 | if (qla2x00_rff_id(ha)) { | |
2188 | /* EMPTY */ | |
2189 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2190 | "Features failed.\n", ha->host_no)); | |
2191 | } | |
2192 | if (qla2x00_rnn_id(ha)) { | |
2193 | /* EMPTY */ | |
2194 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2195 | "failed.\n", ha->host_no)); | |
2196 | } else if (qla2x00_rsnn_nn(ha)) { | |
2197 | /* EMPTY */ | |
2198 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2199 | "Node Name failed.\n", ha->host_no)); | |
2200 | } | |
2201 | } | |
2202 | ||
2203 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2204 | if (rval != QLA_SUCCESS) | |
2205 | break; | |
2206 | ||
2207 | /* | |
2208 | * Logout all previous fabric devices marked lost, except | |
2209 | * tape devices. | |
2210 | */ | |
2211 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2212 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2213 | break; | |
2214 | ||
2215 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2216 | continue; | |
2217 | ||
2218 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2219 | qla2x00_mark_device_lost(ha, fcport, | |
2220 | ql2xplogiabsentdevice); | |
2221 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2222 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2223 | fcport->port_type != FCT_INITIATOR && | |
2224 | fcport->port_type != FCT_BROADCAST) { | |
2225 | ||
abbd8870 | 2226 | ha->isp_ops.fabric_logout(ha, |
1c7c6357 AV |
2227 | fcport->loop_id, |
2228 | fcport->d_id.b.domain, | |
2229 | fcport->d_id.b.area, | |
2230 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2231 | fcport->loop_id = FC_NO_LOOP_ID; |
2232 | } | |
2233 | } | |
2234 | } | |
2235 | ||
2236 | /* Starting free loop ID. */ | |
2237 | next_loopid = ha->min_external_loopid; | |
2238 | ||
2239 | /* | |
2240 | * Scan through our port list and login entries that need to be | |
2241 | * logged in. | |
2242 | */ | |
2243 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2244 | if (atomic_read(&ha->loop_down_timer) || | |
2245 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2246 | break; | |
2247 | ||
2248 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2249 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2250 | continue; | |
2251 | ||
2252 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2253 | fcport->loop_id = next_loopid; | |
2254 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2255 | if (rval != QLA_SUCCESS) { | |
2256 | /* Ran out of IDs to use */ | |
2257 | break; | |
2258 | } | |
2259 | } | |
1da177e4 LT |
2260 | /* Login and update database */ |
2261 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2262 | } | |
2263 | ||
2264 | /* Exit if out of loop IDs. */ | |
2265 | if (rval != QLA_SUCCESS) { | |
2266 | break; | |
2267 | } | |
2268 | ||
2269 | /* | |
2270 | * Login and add the new devices to our port list. | |
2271 | */ | |
2272 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2273 | if (atomic_read(&ha->loop_down_timer) || | |
2274 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2275 | break; | |
2276 | ||
2277 | /* Find a new loop ID to use. */ | |
2278 | fcport->loop_id = next_loopid; | |
2279 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2280 | if (rval != QLA_SUCCESS) { | |
2281 | /* Ran out of IDs to use */ | |
2282 | break; | |
2283 | } | |
2284 | ||
1da177e4 LT |
2285 | /* Remove device from the new list and add it to DB */ |
2286 | list_del(&fcport->list); | |
2287 | list_add_tail(&fcport->list, &ha->fcports); | |
bdf79621 AV |
2288 | |
2289 | /* Login and update database */ | |
2290 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
1da177e4 LT |
2291 | } |
2292 | } while (0); | |
2293 | ||
2294 | /* Free all new device structures not processed. */ | |
2295 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2296 | list_del(&fcport->list); | |
2297 | kfree(fcport); | |
2298 | } | |
2299 | ||
2300 | if (rval) { | |
2301 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2302 | "rval=%d\n", ha->host_no, rval)); | |
2303 | } | |
2304 | ||
2305 | return (rval); | |
2306 | } | |
2307 | ||
2308 | ||
2309 | /* | |
2310 | * qla2x00_find_all_fabric_devs | |
2311 | * | |
2312 | * Input: | |
2313 | * ha = adapter block pointer. | |
2314 | * dev = database device entry pointer. | |
2315 | * | |
2316 | * Returns: | |
2317 | * 0 = success. | |
2318 | * | |
2319 | * Context: | |
2320 | * Kernel context. | |
2321 | */ | |
2322 | static int | |
2323 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2324 | { | |
2325 | int rval; | |
2326 | uint16_t loop_id; | |
2327 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2328 | int found; | |
2329 | ||
2330 | sw_info_t *swl; | |
2331 | int swl_idx; | |
2332 | int first_dev, last_dev; | |
2333 | port_id_t wrap, nxt_d_id; | |
2334 | ||
2335 | rval = QLA_SUCCESS; | |
2336 | ||
2337 | /* Try GID_PT to get device list, else GAN. */ | |
2338 | swl = kmalloc(sizeof(sw_info_t) * MAX_FIBRE_DEVICES, GFP_ATOMIC); | |
2339 | if (swl == NULL) { | |
2340 | /*EMPTY*/ | |
2341 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2342 | "on GA_NXT\n", ha->host_no)); | |
2343 | } else { | |
2344 | memset(swl, 0, sizeof(sw_info_t) * MAX_FIBRE_DEVICES); | |
2345 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { | |
2346 | kfree(swl); | |
2347 | swl = NULL; | |
2348 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2349 | kfree(swl); | |
2350 | swl = NULL; | |
2351 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2352 | kfree(swl); | |
2353 | swl = NULL; | |
2354 | } | |
2355 | } | |
2356 | swl_idx = 0; | |
2357 | ||
2358 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2359 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2360 | if (new_fcport == NULL) { | |
c9475cb0 | 2361 | kfree(swl); |
1da177e4 LT |
2362 | return (QLA_MEMORY_ALLOC_FAILED); |
2363 | } | |
2364 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2365 | ||
2366 | /* Set start port ID scan at adapter ID. */ | |
2367 | first_dev = 1; | |
2368 | last_dev = 0; | |
2369 | ||
2370 | /* Starting free loop ID. */ | |
2371 | loop_id = ha->min_external_loopid; | |
1da177e4 | 2372 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2373 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2374 | continue; |
2375 | ||
23443b1d | 2376 | if (atomic_read(&ha->loop_down_timer) || LOOP_TRANSITION(ha)) |
1da177e4 LT |
2377 | break; |
2378 | ||
2379 | if (swl != NULL) { | |
2380 | if (last_dev) { | |
2381 | wrap.b24 = new_fcport->d_id.b24; | |
2382 | } else { | |
2383 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2384 | memcpy(new_fcport->node_name, | |
2385 | swl[swl_idx].node_name, WWN_SIZE); | |
2386 | memcpy(new_fcport->port_name, | |
2387 | swl[swl_idx].port_name, WWN_SIZE); | |
2388 | ||
2389 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2390 | last_dev = 1; | |
2391 | } | |
2392 | swl_idx++; | |
2393 | } | |
2394 | } else { | |
2395 | /* Send GA_NXT to the switch */ | |
2396 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2397 | if (rval != QLA_SUCCESS) { | |
2398 | qla_printk(KERN_WARNING, ha, | |
2399 | "SNS scan failed -- assuming zero-entry " | |
2400 | "result...\n"); | |
2401 | list_for_each_entry_safe(fcport, fcptemp, | |
2402 | new_fcports, list) { | |
2403 | list_del(&fcport->list); | |
2404 | kfree(fcport); | |
2405 | } | |
2406 | rval = QLA_SUCCESS; | |
2407 | break; | |
2408 | } | |
2409 | } | |
2410 | ||
2411 | /* If wrap on switch device list, exit. */ | |
2412 | if (first_dev) { | |
2413 | wrap.b24 = new_fcport->d_id.b24; | |
2414 | first_dev = 0; | |
2415 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2416 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2417 | ha->host_no, new_fcport->d_id.b.domain, | |
2418 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2419 | break; | |
2420 | } | |
2421 | ||
2422 | /* Bypass if host adapter. */ | |
2423 | if (new_fcport->d_id.b24 == ha->d_id.b24) | |
2424 | continue; | |
2425 | ||
f7d289f6 AV |
2426 | /* Bypass if same domain and area of adapter. */ |
2427 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2428 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2429 | ISP_CFG_FL) | |
2430 | continue; | |
2431 | ||
1da177e4 LT |
2432 | /* Bypass reserved domain fields. */ |
2433 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2434 | continue; | |
2435 | ||
2436 | /* Locate matching device in database. */ | |
2437 | found = 0; | |
2438 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2439 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
2440 | WWN_SIZE)) | |
2441 | continue; | |
2442 | ||
2443 | found++; | |
2444 | ||
2445 | /* | |
2446 | * If address the same and state FCS_ONLINE, nothing | |
2447 | * changed. | |
2448 | */ | |
2449 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2450 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2451 | break; | |
2452 | } | |
2453 | ||
2454 | /* | |
2455 | * If device was not a fabric device before. | |
2456 | */ | |
2457 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2458 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2459 | fcport->loop_id = FC_NO_LOOP_ID; | |
2460 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2461 | FCF_LOGIN_NEEDED); | |
2462 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2463 | break; | |
2464 | } | |
2465 | ||
2466 | /* | |
2467 | * Port ID changed or device was marked to be updated; | |
2468 | * Log it out if still logged in and mark it for | |
2469 | * relogin later. | |
2470 | */ | |
2471 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2472 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2473 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2474 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2475 | fcport->port_type != FCT_INITIATOR && | |
2476 | fcport->port_type != FCT_BROADCAST) { | |
1c7c6357 AV |
2477 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2478 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2479 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2480 | fcport->loop_id = FC_NO_LOOP_ID; |
2481 | } | |
2482 | ||
2483 | break; | |
2484 | } | |
2485 | ||
2486 | if (found) | |
2487 | continue; | |
2488 | ||
2489 | /* If device was not in our fcports list, then add it. */ | |
2490 | list_add_tail(&new_fcport->list, new_fcports); | |
2491 | ||
2492 | /* Allocate a new replacement fcport. */ | |
2493 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2494 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2495 | if (new_fcport == NULL) { | |
c9475cb0 | 2496 | kfree(swl); |
1da177e4 LT |
2497 | return (QLA_MEMORY_ALLOC_FAILED); |
2498 | } | |
2499 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2500 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2501 | } | |
2502 | ||
c9475cb0 JJ |
2503 | kfree(swl); |
2504 | kfree(new_fcport); | |
1da177e4 LT |
2505 | |
2506 | if (!list_empty(new_fcports)) | |
2507 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2508 | ||
2509 | return (rval); | |
2510 | } | |
2511 | ||
2512 | /* | |
2513 | * qla2x00_find_new_loop_id | |
2514 | * Scan through our port list and find a new usable loop ID. | |
2515 | * | |
2516 | * Input: | |
2517 | * ha: adapter state pointer. | |
2518 | * dev: port structure pointer. | |
2519 | * | |
2520 | * Returns: | |
2521 | * qla2x00 local function return status code. | |
2522 | * | |
2523 | * Context: | |
2524 | * Kernel context. | |
2525 | */ | |
2526 | int | |
2527 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) | |
2528 | { | |
2529 | int rval; | |
2530 | int found; | |
2531 | fc_port_t *fcport; | |
2532 | uint16_t first_loop_id; | |
2533 | ||
2534 | rval = QLA_SUCCESS; | |
2535 | ||
2536 | /* Save starting loop ID. */ | |
2537 | first_loop_id = dev->loop_id; | |
2538 | ||
2539 | for (;;) { | |
2540 | /* Skip loop ID if already used by adapter. */ | |
2541 | if (dev->loop_id == ha->loop_id) { | |
2542 | dev->loop_id++; | |
2543 | } | |
2544 | ||
2545 | /* Skip reserved loop IDs. */ | |
3d71644c | 2546 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2547 | dev->loop_id++; |
2548 | } | |
2549 | ||
2550 | /* Reset loop ID if passed the end. */ | |
2551 | if (dev->loop_id > ha->last_loop_id) { | |
2552 | /* first loop ID. */ | |
2553 | dev->loop_id = ha->min_external_loopid; | |
2554 | } | |
2555 | ||
2556 | /* Check for loop ID being already in use. */ | |
2557 | found = 0; | |
2558 | fcport = NULL; | |
2559 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2560 | if (fcport->loop_id == dev->loop_id && fcport != dev) { | |
2561 | /* ID possibly in use */ | |
2562 | found++; | |
2563 | break; | |
2564 | } | |
2565 | } | |
2566 | ||
2567 | /* If not in use then it is free to use. */ | |
2568 | if (!found) { | |
2569 | break; | |
2570 | } | |
2571 | ||
2572 | /* ID in use. Try next value. */ | |
2573 | dev->loop_id++; | |
2574 | ||
2575 | /* If wrap around. No free ID to use. */ | |
2576 | if (dev->loop_id == first_loop_id) { | |
2577 | dev->loop_id = FC_NO_LOOP_ID; | |
2578 | rval = QLA_FUNCTION_FAILED; | |
2579 | break; | |
2580 | } | |
2581 | } | |
2582 | ||
2583 | return (rval); | |
2584 | } | |
2585 | ||
2586 | /* | |
2587 | * qla2x00_device_resync | |
2588 | * Marks devices in the database that needs resynchronization. | |
2589 | * | |
2590 | * Input: | |
2591 | * ha = adapter block pointer. | |
2592 | * | |
2593 | * Context: | |
2594 | * Kernel context. | |
2595 | */ | |
2596 | static int | |
fa2a1ce5 | 2597 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2598 | { |
2599 | int rval; | |
2600 | int rval2; | |
2601 | uint32_t mask; | |
2602 | fc_port_t *fcport; | |
2603 | uint32_t rscn_entry; | |
2604 | uint8_t rscn_out_iter; | |
2605 | uint8_t format; | |
2606 | port_id_t d_id; | |
2607 | ||
2608 | rval = QLA_RSCNS_HANDLED; | |
2609 | ||
2610 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2611 | ha->flags.rscn_queue_overflow) { | |
2612 | ||
2613 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2614 | format = MSB(MSW(rscn_entry)); | |
2615 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2616 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2617 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2618 | ||
2619 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2620 | "[%02x/%02x%02x%02x].\n", | |
2621 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2622 | d_id.b.area, d_id.b.al_pa)); | |
2623 | ||
2624 | ha->rscn_out_ptr++; | |
2625 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2626 | ha->rscn_out_ptr = 0; | |
2627 | ||
2628 | /* Skip duplicate entries. */ | |
2629 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2630 | !ha->flags.rscn_queue_overflow && | |
2631 | rscn_out_iter != ha->rscn_in_ptr; | |
2632 | rscn_out_iter = (rscn_out_iter == | |
2633 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2634 | ||
2635 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2636 | break; | |
2637 | ||
2638 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2639 | "entry found at [%d].\n", ha->host_no, | |
2640 | rscn_out_iter)); | |
2641 | ||
2642 | ha->rscn_out_ptr = rscn_out_iter; | |
2643 | } | |
2644 | ||
2645 | /* Queue overflow, set switch default case. */ | |
2646 | if (ha->flags.rscn_queue_overflow) { | |
2647 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2648 | "overflow.\n", ha->host_no)); | |
2649 | ||
2650 | format = 3; | |
2651 | ha->flags.rscn_queue_overflow = 0; | |
2652 | } | |
2653 | ||
2654 | switch (format) { | |
2655 | case 0: | |
79f89a42 AV |
2656 | if (ql2xprocessrscn && |
2657 | !IS_QLA2100(ha) && !IS_QLA2200(ha) && | |
1da177e4 | 2658 | !IS_QLA6312(ha) && !IS_QLA6322(ha) && |
0107109e | 2659 | !IS_QLA24XX(ha) && !IS_QLA25XX(ha) && |
1da177e4 LT |
2660 | ha->flags.init_done) { |
2661 | /* Handle port RSCN via asyncronous IOCBs */ | |
2662 | rval2 = qla2x00_handle_port_rscn(ha, rscn_entry, | |
2663 | NULL, 0); | |
2664 | if (rval2 == QLA_SUCCESS) | |
2665 | continue; | |
2666 | } | |
2667 | mask = 0xffffff; | |
2668 | break; | |
2669 | case 1: | |
2670 | mask = 0xffff00; | |
2671 | break; | |
2672 | case 2: | |
2673 | mask = 0xff0000; | |
2674 | break; | |
2675 | default: | |
2676 | mask = 0x0; | |
2677 | d_id.b24 = 0; | |
2678 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2679 | break; | |
2680 | } | |
2681 | ||
2682 | rval = QLA_SUCCESS; | |
2683 | ||
2684 | /* Abort any outstanding IO descriptors. */ | |
2685 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
2686 | qla2x00_cancel_io_descriptors(ha); | |
2687 | ||
2688 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2689 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2690 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2691 | fcport->port_type == FCT_BROADCAST) | |
2692 | continue; | |
2693 | ||
2694 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2695 | if (format != 3 || | |
2696 | fcport->port_type != FCT_INITIATOR) { | |
8482e118 | 2697 | qla2x00_mark_device_lost(ha, fcport, 0); |
1da177e4 LT |
2698 | } |
2699 | } | |
2700 | fcport->flags &= ~FCF_FARP_DONE; | |
2701 | } | |
2702 | } | |
2703 | return (rval); | |
2704 | } | |
2705 | ||
2706 | /* | |
2707 | * qla2x00_fabric_dev_login | |
2708 | * Login fabric target device and update FC port database. | |
2709 | * | |
2710 | * Input: | |
2711 | * ha: adapter state pointer. | |
2712 | * fcport: port structure list pointer. | |
2713 | * next_loopid: contains value of a new loop ID that can be used | |
2714 | * by the next login attempt. | |
2715 | * | |
2716 | * Returns: | |
2717 | * qla2x00 local function return status code. | |
2718 | * | |
2719 | * Context: | |
2720 | * Kernel context. | |
2721 | */ | |
2722 | static int | |
2723 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2724 | uint16_t *next_loopid) | |
2725 | { | |
2726 | int rval; | |
2727 | int retry; | |
0107109e | 2728 | uint8_t opts; |
1da177e4 LT |
2729 | |
2730 | rval = QLA_SUCCESS; | |
2731 | retry = 0; | |
2732 | ||
2733 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2734 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2735 | /* Send an ADISC to tape devices.*/ |
2736 | opts = 0; | |
2737 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2738 | opts |= BIT_1; | |
2739 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 2740 | if (rval != QLA_SUCCESS) { |
1c7c6357 AV |
2741 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2742 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2743 | fcport->d_id.b.al_pa); | |
0107109e AV |
2744 | qla2x00_mark_device_lost(ha, fcport, 1); |
2745 | ||
1da177e4 LT |
2746 | } else { |
2747 | qla2x00_update_fcport(ha, fcport); | |
2748 | } | |
2749 | } | |
2750 | ||
2751 | return (rval); | |
2752 | } | |
2753 | ||
2754 | /* | |
2755 | * qla2x00_fabric_login | |
2756 | * Issue fabric login command. | |
2757 | * | |
2758 | * Input: | |
2759 | * ha = adapter block pointer. | |
2760 | * device = pointer to FC device type structure. | |
2761 | * | |
2762 | * Returns: | |
2763 | * 0 - Login successfully | |
2764 | * 1 - Login failed | |
2765 | * 2 - Initiator device | |
2766 | * 3 - Fatal error | |
2767 | */ | |
2768 | int | |
2769 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2770 | uint16_t *next_loopid) | |
2771 | { | |
2772 | int rval; | |
2773 | int retry; | |
2774 | uint16_t tmp_loopid; | |
2775 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2776 | ||
2777 | retry = 0; | |
2778 | tmp_loopid = 0; | |
2779 | ||
2780 | for (;;) { | |
2781 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
2782 | "for port %02x%02x%02x.\n", | |
2783 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
2784 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2785 | ||
2786 | /* Login fcport on switch. */ | |
abbd8870 | 2787 | ha->isp_ops.fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
2788 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2789 | fcport->d_id.b.al_pa, mb, BIT_0); | |
2790 | if (mb[0] == MBS_PORT_ID_USED) { | |
2791 | /* | |
2792 | * Device has another loop ID. The firmware team | |
0107109e AV |
2793 | * recommends the driver perform an implicit login with |
2794 | * the specified ID again. The ID we just used is save | |
2795 | * here so we return with an ID that can be tried by | |
2796 | * the next login. | |
1da177e4 LT |
2797 | */ |
2798 | retry++; | |
2799 | tmp_loopid = fcport->loop_id; | |
2800 | fcport->loop_id = mb[1]; | |
2801 | ||
2802 | DEBUG(printk("Fabric Login: port in use - next " | |
2803 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
2804 | fcport->loop_id, fcport->d_id.b.domain, | |
2805 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2806 | ||
2807 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
2808 | /* | |
2809 | * Login succeeded. | |
2810 | */ | |
2811 | if (retry) { | |
2812 | /* A retry occurred before. */ | |
2813 | *next_loopid = tmp_loopid; | |
2814 | } else { | |
2815 | /* | |
2816 | * No retry occurred before. Just increment the | |
2817 | * ID value for next login. | |
2818 | */ | |
2819 | *next_loopid = (fcport->loop_id + 1); | |
2820 | } | |
2821 | ||
2822 | if (mb[1] & BIT_0) { | |
2823 | fcport->port_type = FCT_INITIATOR; | |
2824 | } else { | |
2825 | fcport->port_type = FCT_TARGET; | |
2826 | if (mb[1] & BIT_1) { | |
2827 | fcport->flags |= FCF_TAPE_PRESENT; | |
2828 | } | |
2829 | } | |
2830 | ||
ad3e0eda AV |
2831 | if (mb[10] & BIT_0) |
2832 | fcport->supported_classes |= FC_COS_CLASS2; | |
2833 | if (mb[10] & BIT_1) | |
2834 | fcport->supported_classes |= FC_COS_CLASS3; | |
2835 | ||
1da177e4 LT |
2836 | rval = QLA_SUCCESS; |
2837 | break; | |
2838 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
2839 | /* | |
2840 | * Loop ID already used, try next loop ID. | |
2841 | */ | |
2842 | fcport->loop_id++; | |
2843 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2844 | if (rval != QLA_SUCCESS) { | |
2845 | /* Ran out of loop IDs to use */ | |
2846 | break; | |
2847 | } | |
2848 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
2849 | /* | |
2850 | * Firmware possibly timed out during login. If NO | |
2851 | * retries are left to do then the device is declared | |
2852 | * dead. | |
2853 | */ | |
2854 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2855 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2856 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2857 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2858 | qla2x00_mark_device_lost(ha, fcport, 1); |
2859 | ||
2860 | rval = 1; | |
2861 | break; | |
2862 | } else { | |
2863 | /* | |
2864 | * unrecoverable / not handled error | |
2865 | */ | |
2866 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
2867 | "loop_id=%x jiffies=%lx.\n", |
2868 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
2869 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2870 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
2871 | ||
2872 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2873 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2874 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2875 | fcport->d_id.b.al_pa); | |
1da177e4 | 2876 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 2877 | fcport->login_retry = 0; |
1da177e4 LT |
2878 | |
2879 | rval = 3; | |
2880 | break; | |
2881 | } | |
2882 | } | |
2883 | ||
2884 | return (rval); | |
2885 | } | |
2886 | ||
2887 | /* | |
2888 | * qla2x00_local_device_login | |
2889 | * Issue local device login command. | |
2890 | * | |
2891 | * Input: | |
2892 | * ha = adapter block pointer. | |
2893 | * loop_id = loop id of device to login to. | |
2894 | * | |
2895 | * Returns (Where's the #define!!!!): | |
2896 | * 0 - Login successfully | |
2897 | * 1 - Login failed | |
2898 | * 3 - Fatal error | |
2899 | */ | |
2900 | int | |
2901 | qla2x00_local_device_login(scsi_qla_host_t *ha, uint16_t loop_id) | |
2902 | { | |
2903 | int rval; | |
2904 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2905 | ||
2906 | memset(mb, 0, sizeof(mb)); | |
2907 | rval = qla2x00_login_local_device(ha, loop_id, mb, BIT_0); | |
2908 | if (rval == QLA_SUCCESS) { | |
2909 | /* Interrogate mailbox registers for any errors */ | |
2910 | if (mb[0] == MBS_COMMAND_ERROR) | |
2911 | rval = 1; | |
2912 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
2913 | /* device not in PCB table */ | |
2914 | rval = 3; | |
2915 | } | |
2916 | ||
2917 | return (rval); | |
2918 | } | |
2919 | ||
2920 | /* | |
2921 | * qla2x00_loop_resync | |
2922 | * Resync with fibre channel devices. | |
2923 | * | |
2924 | * Input: | |
2925 | * ha = adapter block pointer. | |
2926 | * | |
2927 | * Returns: | |
2928 | * 0 = success | |
2929 | */ | |
2930 | int | |
fa2a1ce5 | 2931 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2932 | { |
2933 | int rval; | |
2934 | uint32_t wait_time; | |
2935 | ||
2936 | rval = QLA_SUCCESS; | |
2937 | ||
2938 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
2939 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
2940 | if (ha->flags.online) { | |
2941 | if (!(rval = qla2x00_fw_ready(ha))) { | |
2942 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
2943 | wait_time = 256; | |
2944 | do { | |
1da177e4 LT |
2945 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
2946 | ||
0107109e AV |
2947 | /* Issue a marker after FW becomes ready. */ |
2948 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
2949 | ha->marker_needed = 0; | |
1da177e4 LT |
2950 | |
2951 | /* Remap devices on Loop. */ | |
2952 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
2953 | ||
2954 | qla2x00_configure_loop(ha); | |
2955 | wait_time--; | |
2956 | } while (!atomic_read(&ha->loop_down_timer) && | |
2957 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
2958 | wait_time && | |
2959 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
2960 | } | |
1da177e4 LT |
2961 | } |
2962 | ||
2963 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
2964 | return (QLA_FUNCTION_FAILED); | |
2965 | } | |
2966 | ||
2967 | if (rval) { | |
2968 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
2969 | } | |
2970 | ||
2971 | return (rval); | |
2972 | } | |
2973 | ||
1da177e4 LT |
2974 | void |
2975 | qla2x00_rescan_fcports(scsi_qla_host_t *ha) | |
2976 | { | |
2977 | int rescan_done; | |
2978 | fc_port_t *fcport; | |
2979 | ||
2980 | rescan_done = 0; | |
2981 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2982 | if ((fcport->flags & FCF_RESCAN_NEEDED) == 0) | |
2983 | continue; | |
2984 | ||
2985 | qla2x00_update_fcport(ha, fcport); | |
2986 | fcport->flags &= ~FCF_RESCAN_NEEDED; | |
2987 | ||
2988 | rescan_done = 1; | |
2989 | } | |
fa2a1ce5 | 2990 | qla2x00_probe_for_all_luns(ha); |
1da177e4 LT |
2991 | } |
2992 | ||
2993 | /* | |
2994 | * qla2x00_abort_isp | |
2995 | * Resets ISP and aborts all outstanding commands. | |
2996 | * | |
2997 | * Input: | |
2998 | * ha = adapter block pointer. | |
2999 | * | |
3000 | * Returns: | |
3001 | * 0 = success | |
3002 | */ | |
3003 | int | |
3004 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
3005 | { | |
3006 | unsigned long flags = 0; | |
3007 | uint16_t cnt; | |
3008 | srb_t *sp; | |
3009 | uint8_t status = 0; | |
3010 | ||
3011 | if (ha->flags.online) { | |
3012 | ha->flags.online = 0; | |
3013 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
3014 | |
3015 | qla_printk(KERN_INFO, ha, | |
3016 | "Performing ISP error recovery - ha= %p.\n", ha); | |
abbd8870 | 3017 | ha->isp_ops.reset_chip(ha); |
1da177e4 LT |
3018 | |
3019 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3020 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3021 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
3022 | qla2x00_mark_all_devices_lost(ha); | |
3023 | } else { | |
3024 | if (!atomic_read(&ha->loop_down_timer)) | |
3025 | atomic_set(&ha->loop_down_timer, | |
3026 | LOOP_DOWN_TIME); | |
3027 | } | |
3028 | ||
3029 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3030 | /* Requeue all commands in outstanding command list. */ | |
3031 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
3032 | sp = ha->outstanding_cmds[cnt]; | |
3033 | if (sp) { | |
3034 | ha->outstanding_cmds[cnt] = NULL; | |
1da177e4 | 3035 | sp->flags = 0; |
f4f051eb | 3036 | sp->cmd->result = DID_RESET << 16; |
1da177e4 | 3037 | sp->cmd->host_scribble = (unsigned char *)NULL; |
f4f051eb | 3038 | qla2x00_sp_compl(ha, sp); |
1da177e4 LT |
3039 | } |
3040 | } | |
3041 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3042 | ||
abbd8870 | 3043 | ha->isp_ops.nvram_config(ha); |
1da177e4 LT |
3044 | |
3045 | if (!qla2x00_restart_isp(ha)) { | |
3046 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3047 | ||
3048 | if (!atomic_read(&ha->loop_down_timer)) { | |
3049 | /* | |
3050 | * Issue marker command only when we are going | |
3051 | * to start the I/O . | |
3052 | */ | |
3053 | ha->marker_needed = 1; | |
3054 | } | |
3055 | ||
3056 | ha->flags.online = 1; | |
3057 | ||
abbd8870 | 3058 | ha->isp_ops.enable_intrs(ha); |
1da177e4 | 3059 | |
fa2a1ce5 | 3060 | ha->isp_abort_cnt = 0; |
1da177e4 LT |
3061 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3062 | } else { /* failed the ISP abort */ | |
3063 | ha->flags.online = 1; | |
3064 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3065 | if (ha->isp_abort_cnt == 0) { | |
3066 | qla_printk(KERN_WARNING, ha, | |
3067 | "ISP error recovery failed - " | |
3068 | "board disabled\n"); | |
fa2a1ce5 | 3069 | /* |
1da177e4 LT |
3070 | * The next call disables the board |
3071 | * completely. | |
3072 | */ | |
abbd8870 | 3073 | ha->isp_ops.reset_adapter(ha); |
1da177e4 LT |
3074 | ha->flags.online = 0; |
3075 | clear_bit(ISP_ABORT_RETRY, | |
3076 | &ha->dpc_flags); | |
3077 | status = 0; | |
3078 | } else { /* schedule another ISP abort */ | |
3079 | ha->isp_abort_cnt--; | |
3080 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3081 | "retry remaining %d\n", |
1da177e4 LT |
3082 | ha->host_no, ha->isp_abort_cnt);) |
3083 | status = 1; | |
3084 | } | |
3085 | } else { | |
3086 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3087 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3088 | "- retrying (%d) more times\n", | |
3089 | ha->host_no, ha->isp_abort_cnt);) | |
3090 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); | |
3091 | status = 1; | |
3092 | } | |
3093 | } | |
fa2a1ce5 | 3094 | |
1da177e4 LT |
3095 | } |
3096 | ||
3097 | if (status) { | |
3098 | qla_printk(KERN_INFO, ha, | |
3099 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3100 | } else { | |
3101 | DEBUG(printk(KERN_INFO | |
3102 | "qla2x00_abort_isp(%ld): exiting.\n", | |
3103 | ha->host_no);) | |
3104 | } | |
3105 | ||
3106 | return(status); | |
3107 | } | |
3108 | ||
3109 | /* | |
3110 | * qla2x00_restart_isp | |
3111 | * restarts the ISP after a reset | |
3112 | * | |
3113 | * Input: | |
3114 | * ha = adapter block pointer. | |
3115 | * | |
3116 | * Returns: | |
3117 | * 0 = success | |
3118 | */ | |
3119 | static int | |
3120 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3121 | { | |
3122 | uint8_t status = 0; | |
3d71644c | 3123 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3124 | unsigned long flags = 0; |
3125 | uint32_t wait_time; | |
3126 | ||
3127 | /* If firmware needs to be loaded */ | |
3128 | if (qla2x00_isp_firmware(ha)) { | |
3129 | ha->flags.online = 0; | |
abbd8870 | 3130 | if (!(status = ha->isp_ops.chip_diag(ha))) { |
1da177e4 LT |
3131 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
3132 | status = qla2x00_setup_chip(ha); | |
3133 | goto done; | |
3134 | } | |
3135 | ||
1da177e4 LT |
3136 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3137 | ||
0107109e AV |
3138 | if (!IS_QLA24XX(ha) && !IS_QLA25XX(ha)) { |
3139 | /* | |
3140 | * Disable SRAM, Instruction RAM and GP RAM | |
3141 | * parity. | |
3142 | */ | |
3143 | WRT_REG_WORD(®->hccr, | |
3144 | (HCCR_ENABLE_PARITY + 0x0)); | |
3145 | RD_REG_WORD(®->hccr); | |
3146 | } | |
1da177e4 LT |
3147 | |
3148 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3149 | |
1da177e4 LT |
3150 | status = qla2x00_setup_chip(ha); |
3151 | ||
3152 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3153 | |
0107109e AV |
3154 | if (!IS_QLA24XX(ha) && !IS_QLA25XX(ha)) { |
3155 | /* Enable proper parity */ | |
3156 | if (IS_QLA2300(ha)) | |
3157 | /* SRAM parity */ | |
3158 | WRT_REG_WORD(®->hccr, | |
3159 | (HCCR_ENABLE_PARITY + 0x1)); | |
3160 | else | |
3161 | /* | |
3162 | * SRAM, Instruction RAM and GP RAM | |
3163 | * parity. | |
3164 | */ | |
3165 | WRT_REG_WORD(®->hccr, | |
3166 | (HCCR_ENABLE_PARITY + 0x7)); | |
3167 | RD_REG_WORD(®->hccr); | |
3168 | } | |
1da177e4 LT |
3169 | |
3170 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3171 | } | |
3172 | } | |
3173 | ||
3174 | done: | |
3175 | if (!status && !(status = qla2x00_init_rings(ha))) { | |
3176 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3177 | if (!(status = qla2x00_fw_ready(ha))) { | |
3178 | DEBUG(printk("%s(): Start configure loop, " | |
0107109e AV |
3179 | "status = %d\n", __func__, status);) |
3180 | ||
3181 | /* Issue a marker after FW becomes ready. */ | |
3182 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3183 | ||
1da177e4 LT |
3184 | ha->flags.online = 1; |
3185 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3186 | wait_time = 256; | |
3187 | do { | |
3188 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3189 | qla2x00_configure_loop(ha); | |
3190 | wait_time--; | |
3191 | } while (!atomic_read(&ha->loop_down_timer) && | |
3192 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3193 | wait_time && | |
3194 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3195 | } | |
3196 | ||
3197 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3198 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3199 | status = 0; |
3200 | ||
3201 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3202 | __func__, | |
3203 | status);) | |
3204 | } | |
3205 | return (status); | |
3206 | } | |
3207 | ||
3208 | /* | |
3209 | * qla2x00_reset_adapter | |
3210 | * Reset adapter. | |
3211 | * | |
3212 | * Input: | |
3213 | * ha = adapter block pointer. | |
3214 | */ | |
abbd8870 | 3215 | void |
1da177e4 LT |
3216 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3217 | { | |
3218 | unsigned long flags = 0; | |
3d71644c | 3219 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3220 | |
3221 | ha->flags.online = 0; | |
abbd8870 | 3222 | ha->isp_ops.disable_intrs(ha); |
1da177e4 | 3223 | |
1da177e4 LT |
3224 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3225 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3226 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3227 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3228 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3229 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3230 | } | |
0107109e AV |
3231 | |
3232 | void | |
3233 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3234 | { | |
3235 | unsigned long flags = 0; | |
3236 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3237 | ||
3238 | ha->flags.online = 0; | |
3239 | ha->isp_ops.disable_intrs(ha); | |
3240 | ||
3241 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3242 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3243 | RD_REG_DWORD(®->hccr); | |
3244 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3245 | RD_REG_DWORD(®->hccr); | |
3246 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3247 | } | |
3248 | ||
3249 | int | |
3250 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3251 | { | |
3252 | int rval; | |
3253 | struct init_cb_24xx *icb; | |
3254 | struct nvram_24xx *nv; | |
3255 | uint32_t *dptr; | |
3256 | uint8_t *dptr1, *dptr2; | |
3257 | uint32_t chksum; | |
3258 | uint16_t cnt; | |
3259 | ||
3260 | rval = QLA_SUCCESS; | |
3261 | icb = (struct init_cb_24xx *)ha->init_cb; | |
3262 | nv = (struct nvram_24xx *)ha->request_ring; | |
3263 | ||
3264 | /* Determine NVRAM starting address. */ | |
3265 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3266 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
3267 | if (PCI_FUNC(ha->pdev->devfn)) | |
3268 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; | |
3269 | ||
3270 | /* Get NVRAM data and calculate checksum. */ | |
3271 | dptr = (uint32_t *)nv; | |
3272 | ha->isp_ops.read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, | |
3273 | ha->nvram_size); | |
3274 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3275 | chksum += le32_to_cpu(*dptr++); | |
3276 | ||
3277 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
3278 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
3279 | ha->nvram_size)); | |
3280 | ||
3281 | /* Bad NVRAM data, set defaults parameters. */ | |
3282 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3283 | || nv->id[3] != ' ' || | |
3284 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3285 | /* Reset NVRAM data. */ | |
3286 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3287 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3288 | le16_to_cpu(nv->nvram_version)); | |
3289 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " | |
3290 | "invalid -- WWPN) defaults.\n"); | |
3291 | ||
3292 | /* | |
3293 | * Set default initialization control block. | |
3294 | */ | |
3295 | memset(nv, 0, ha->nvram_size); | |
3296 | nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); | |
3297 | nv->version = __constant_cpu_to_le16(ICB_VERSION); | |
3298 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
3299 | nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
3300 | nv->exchange_count = __constant_cpu_to_le16(0); | |
3301 | nv->hard_address = __constant_cpu_to_le16(124); | |
3302 | nv->port_name[0] = 0x21; | |
3303 | nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn); | |
3304 | nv->port_name[2] = 0x00; | |
3305 | nv->port_name[3] = 0xe0; | |
3306 | nv->port_name[4] = 0x8b; | |
3307 | nv->port_name[5] = 0x1c; | |
3308 | nv->port_name[6] = 0x55; | |
3309 | nv->port_name[7] = 0x86; | |
3310 | nv->node_name[0] = 0x20; | |
3311 | nv->node_name[1] = 0x00; | |
3312 | nv->node_name[2] = 0x00; | |
3313 | nv->node_name[3] = 0xe0; | |
3314 | nv->node_name[4] = 0x8b; | |
3315 | nv->node_name[5] = 0x1c; | |
3316 | nv->node_name[6] = 0x55; | |
3317 | nv->node_name[7] = 0x86; | |
3318 | nv->login_retry_count = __constant_cpu_to_le16(8); | |
3319 | nv->link_down_timeout = __constant_cpu_to_le16(200); | |
3320 | nv->interrupt_delay_timer = __constant_cpu_to_le16(0); | |
3321 | nv->login_timeout = __constant_cpu_to_le16(0); | |
3322 | nv->firmware_options_1 = | |
3323 | __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); | |
3324 | nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); | |
3325 | nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); | |
3326 | nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); | |
3327 | nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); | |
3328 | nv->efi_parameters = __constant_cpu_to_le32(0); | |
3329 | nv->reset_delay = 5; | |
3330 | nv->max_luns_per_target = __constant_cpu_to_le16(128); | |
3331 | nv->port_down_retry_count = __constant_cpu_to_le16(30); | |
3332 | nv->link_down_timeout = __constant_cpu_to_le16(30); | |
3333 | ||
3334 | rval = 1; | |
3335 | } | |
3336 | ||
3337 | /* Reset Initialization control block */ | |
3338 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3339 | ||
3340 | /* Copy 1st segment. */ | |
3341 | dptr1 = (uint8_t *)icb; | |
3342 | dptr2 = (uint8_t *)&nv->version; | |
3343 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3344 | while (cnt--) | |
3345 | *dptr1++ = *dptr2++; | |
3346 | ||
3347 | icb->login_retry_count = nv->login_retry_count; | |
3348 | icb->link_down_timeout = nv->link_down_timeout; | |
3349 | ||
3350 | /* Copy 2nd segment. */ | |
3351 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3352 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3353 | cnt = (uint8_t *)&icb->reserved_3 - | |
3354 | (uint8_t *)&icb->interrupt_delay_timer; | |
3355 | while (cnt--) | |
3356 | *dptr1++ = *dptr2++; | |
3357 | ||
3358 | /* | |
3359 | * Setup driver NVRAM options. | |
3360 | */ | |
3361 | if (memcmp(nv->model_name, BINZERO, sizeof(nv->model_name)) != 0) { | |
3362 | char *st, *en; | |
3363 | uint16_t index; | |
3364 | ||
3365 | strncpy(ha->model_number, nv->model_name, | |
3366 | sizeof(nv->model_name)); | |
3367 | st = en = ha->model_number; | |
3368 | en += sizeof(nv->model_name) - 1; | |
3369 | while (en > st) { | |
3370 | if (*en != 0x20 && *en != 0x00) | |
3371 | break; | |
3372 | *en-- = '\0'; | |
3373 | } | |
3374 | ||
3375 | index = (ha->pdev->subsystem_device & 0xff); | |
3376 | if (index < QLA_MODEL_NAMES) | |
3377 | ha->model_desc = qla2x00_model_desc[index]; | |
3378 | } else | |
3379 | strcpy(ha->model_number, "QLA2462"); | |
3380 | ||
3381 | /* Prepare nodename */ | |
3382 | if ((icb->firmware_options_1 & BIT_14) == 0) { | |
3383 | /* | |
3384 | * Firmware will apply the following mask if the nodename was | |
3385 | * not provided. | |
3386 | */ | |
3387 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3388 | icb->node_name[0] &= 0xF0; | |
3389 | } | |
3390 | ||
3391 | /* Set host adapter parameters. */ | |
3392 | ha->flags.disable_risc_code_load = 0; | |
3393 | ha->flags.enable_lip_reset = 1; | |
3394 | ha->flags.enable_lip_full_login = 1; | |
3395 | ha->flags.enable_target_reset = 1; | |
3396 | ha->flags.enable_led_scheme = 0; | |
3397 | ||
3398 | ha->operating_mode = | |
3399 | (icb->firmware_options_2 & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
3400 | ||
3401 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3402 | sizeof(ha->fw_seriallink_options24)); | |
3403 | ||
3404 | /* save HBA serial number */ | |
3405 | ha->serial0 = icb->port_name[5]; | |
3406 | ha->serial1 = icb->port_name[6]; | |
3407 | ha->serial2 = icb->port_name[7]; | |
3408 | ha->node_name = icb->node_name; | |
3409 | ha->port_name = icb->port_name; | |
3410 | ||
bc8fb3cb AV |
3411 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); |
3412 | ||
0107109e AV |
3413 | ha->retry_count = le16_to_cpu(nv->login_retry_count); |
3414 | ||
3415 | /* Set minimum login_timeout to 4 seconds. */ | |
3416 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3417 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3418 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3419 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3420 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
3421 | icb->login_timeout = cpu_to_le16(nv->login_timeout); | |
3422 | ||
3423 | /* Set minimum RATOV to 200 tenths of a second. */ | |
3424 | ha->r_a_tov = 200; | |
3425 | ||
3426 | ha->loop_reset_delay = nv->reset_delay; | |
3427 | ||
3428 | /* Link Down Timeout = 0: | |
3429 | * | |
3430 | * When Port Down timer expires we will start returning | |
3431 | * I/O's to OS with "DID_NO_CONNECT". | |
3432 | * | |
3433 | * Link Down Timeout != 0: | |
3434 | * | |
3435 | * The driver waits for the link to come up after link down | |
3436 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3437 | */ | |
3438 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3439 | ha->loop_down_abort_time = | |
3440 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3441 | } else { | |
3442 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3443 | ha->loop_down_abort_time = | |
3444 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3445 | } | |
3446 | ||
3447 | /* Need enough time to try and get the port back. */ | |
3448 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3449 | if (qlport_down_retry) | |
3450 | ha->port_down_retry_count = qlport_down_retry; | |
3451 | ||
3452 | /* Set login_retry_count */ | |
3453 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3454 | if (ha->port_down_retry_count == | |
3455 | le16_to_cpu(nv->port_down_retry_count) && | |
3456 | ha->port_down_retry_count > 3) | |
3457 | ha->login_retry_count = ha->port_down_retry_count; | |
3458 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3459 | ha->login_retry_count = ha->port_down_retry_count; | |
3460 | if (ql2xloginretrycount) | |
3461 | ha->login_retry_count = ql2xloginretrycount; | |
3462 | ||
4fdfefe5 AV |
3463 | /* Enable ZIO. */ |
3464 | if (!ha->flags.init_done) { | |
3465 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3466 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3467 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3468 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3469 | } | |
3470 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3471 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3472 | ha->flags.process_response_queue = 0; | |
3473 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
3474 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " | |
3475 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3476 | ha->zio_timer * 100)); | |
3477 | qla_printk(KERN_INFO, ha, | |
3478 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3479 | ha->zio_mode, ha->zio_timer * 100); | |
3480 | ||
3481 | icb->firmware_options_2 |= cpu_to_le32( | |
3482 | (uint32_t)ha->zio_mode); | |
3483 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3484 | ha->flags.process_response_queue = 1; | |
3485 | } | |
3486 | ||
0107109e AV |
3487 | if (rval) { |
3488 | DEBUG2_3(printk(KERN_WARNING | |
3489 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
3490 | } | |
3491 | return (rval); | |
3492 | } | |
3493 | ||
5433383e AV |
3494 | #if defined(CONFIG_SCSI_QLA2XXX_EMBEDDED_FIRMWARE) |
3495 | ||
0107109e AV |
3496 | int |
3497 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3498 | { | |
5433383e AV |
3499 | int rval, num, i; |
3500 | uint32_t cnt; | |
3501 | uint16_t *risc_code; | |
3502 | uint32_t risc_addr, risc_size; | |
3503 | uint16_t *req_ring; | |
0107109e AV |
3504 | struct qla_fw_info *fw_iter; |
3505 | ||
3506 | rval = QLA_SUCCESS; | |
3507 | ||
3508 | /* Load firmware sequences */ | |
3509 | fw_iter = ha->brd_info->fw_info; | |
3510 | *srisc_addr = *ha->brd_info->fw_info->fwstart; | |
3511 | while (fw_iter->addressing != FW_INFO_ADDR_NOMORE) { | |
3512 | risc_code = fw_iter->fwcode; | |
5433383e AV |
3513 | risc_size = *fw_iter->fwlen; |
3514 | if (fw_iter->addressing == FW_INFO_ADDR_NORMAL) | |
3515 | risc_addr = *fw_iter->fwstart; | |
3516 | else | |
3517 | risc_addr = *fw_iter->lfwstart; | |
0107109e AV |
3518 | |
3519 | num = 0; | |
3520 | rval = 0; | |
5433383e | 3521 | while (risc_size > 0 && !rval) { |
0107109e | 3522 | cnt = (uint16_t)(ha->fw_transfer_size >> 1); |
5433383e AV |
3523 | if (cnt > risc_size) |
3524 | cnt = risc_size; | |
0107109e AV |
3525 | |
3526 | DEBUG7(printk("scsi(%ld): Loading risc segment@ " | |
3527 | "addr %p, number of bytes 0x%x, offset 0x%lx.\n", | |
5433383e | 3528 | ha->host_no, risc_code, cnt, risc_addr)); |
0107109e AV |
3529 | |
3530 | req_ring = (uint16_t *)ha->request_ring; | |
3531 | for (i = 0; i < cnt; i++) | |
3532 | req_ring[i] = cpu_to_le16(risc_code[i]); | |
3533 | ||
5433383e AV |
3534 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
3535 | cnt); | |
0107109e AV |
3536 | if (rval) { |
3537 | DEBUG(printk("scsi(%ld): [ERROR] Failed to " | |
3538 | "load segment %d of firmware\n", | |
3539 | ha->host_no, num)); | |
3540 | qla_printk(KERN_WARNING, ha, | |
3541 | "[ERROR] Failed to load segment %d of " | |
3542 | "firmware\n", num); | |
3543 | ||
3544 | qla2x00_dump_regs(ha); | |
3545 | break; | |
3546 | } | |
3547 | ||
3548 | risc_code += cnt; | |
5433383e AV |
3549 | risc_addr += cnt; |
3550 | risc_size -= cnt; | |
0107109e AV |
3551 | num++; |
3552 | } | |
3553 | ||
3554 | /* Next firmware sequence */ | |
3555 | fw_iter++; | |
3556 | } | |
5433383e | 3557 | return rval; |
0107109e AV |
3558 | } |
3559 | ||
331e3476 AV |
3560 | int |
3561 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3562 | { | |
3563 | int rval, num, i; | |
3564 | uint32_t cnt; | |
3565 | uint32_t *risc_code; | |
3566 | uint32_t risc_addr, risc_size; | |
3567 | uint32_t *req_ring; | |
3568 | struct qla_fw_info *fw_iter; | |
3569 | ||
3570 | rval = QLA_SUCCESS; | |
3571 | ||
3572 | /* Load firmware sequences */ | |
3573 | fw_iter = ha->brd_info->fw_info; | |
3574 | *srisc_addr = *((uint32_t *)fw_iter->lfwstart); | |
3575 | while (fw_iter->addressing != FW_INFO_ADDR_NOMORE) { | |
3576 | risc_code = (uint32_t *)fw_iter->fwcode; | |
3577 | risc_size = *((uint32_t *)fw_iter->fwlen); | |
3578 | risc_addr = *((uint32_t *)fw_iter->lfwstart); | |
3579 | ||
3580 | num = 0; | |
3581 | rval = 0; | |
3582 | while (risc_size > 0 && !rval) { | |
3583 | cnt = (uint32_t)(ha->fw_transfer_size >> 2); | |
3584 | if (cnt > risc_size) | |
3585 | cnt = risc_size; | |
3586 | ||
3587 | DEBUG7(printk("scsi(%ld): Loading risc segment@ " | |
3588 | "addr %p, number of bytes 0x%x, offset 0x%lx.\n", | |
3589 | ha->host_no, risc_code, cnt, risc_addr)); | |
3590 | ||
3591 | req_ring = (uint32_t *)ha->request_ring; | |
3592 | for (i = 0; i < cnt; i++) | |
3593 | req_ring[i] = cpu_to_le32(risc_code[i]); | |
3594 | ||
3595 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3596 | cnt); | |
3597 | if (rval) { | |
3598 | DEBUG(printk("scsi(%ld): [ERROR] Failed to " | |
3599 | "load segment %d of firmware\n", | |
3600 | ha->host_no, num)); | |
3601 | qla_printk(KERN_WARNING, ha, | |
3602 | "[ERROR] Failed to load segment %d of " | |
3603 | "firmware\n", num); | |
3604 | ||
3605 | qla2x00_dump_regs(ha); | |
3606 | break; | |
3607 | } | |
3608 | ||
3609 | risc_code += cnt; | |
3610 | risc_addr += cnt; | |
3611 | risc_size -= cnt; | |
3612 | num++; | |
3613 | } | |
3614 | ||
3615 | /* Next firmware sequence */ | |
3616 | fw_iter++; | |
3617 | } | |
3618 | return rval; | |
3619 | } | |
3620 | ||
0107109e AV |
3621 | int |
3622 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3623 | { | |
3624 | int rval; | |
3625 | int segments, fragment; | |
3626 | uint32_t faddr; | |
3627 | uint32_t *dcode, dlen; | |
3628 | uint32_t risc_addr; | |
3629 | uint32_t risc_size; | |
3630 | uint32_t i; | |
3631 | ||
3632 | rval = QLA_SUCCESS; | |
3633 | ||
3634 | segments = FA_RISC_CODE_SEGMENTS; | |
3635 | faddr = FA_RISC_CODE_ADDR; | |
3636 | dcode = (uint32_t *)ha->request_ring; | |
3637 | *srisc_addr = 0; | |
3638 | ||
3639 | /* Validate firmware image by checking version. */ | |
3640 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3641 | for (i = 0; i < 4; i++) | |
3642 | dcode[i] = be32_to_cpu(dcode[i]); | |
3643 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3644 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3645 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3646 | dcode[3] == 0)) { | |
3647 | qla_printk(KERN_WARNING, ha, | |
3648 | "Unable to verify integrity of flash firmware image!\n"); | |
3649 | qla_printk(KERN_WARNING, ha, | |
3650 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3651 | dcode[1], dcode[2], dcode[3]); | |
3652 | ||
3653 | return QLA_FUNCTION_FAILED; | |
3654 | } | |
3655 | ||
3656 | while (segments && rval == QLA_SUCCESS) { | |
3657 | /* Read segment's load information. */ | |
3658 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3659 | ||
3660 | risc_addr = be32_to_cpu(dcode[2]); | |
3661 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3662 | risc_size = be32_to_cpu(dcode[3]); | |
3663 | ||
3664 | fragment = 0; | |
3665 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3666 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3667 | if (dlen > risc_size) | |
3668 | dlen = risc_size; | |
3669 | ||
3670 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3671 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3672 | ha->host_no, risc_addr, dlen, faddr)); | |
3673 | ||
3674 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3675 | for (i = 0; i < dlen; i++) | |
3676 | dcode[i] = swab32(dcode[i]); | |
3677 | ||
590f98e5 AV |
3678 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
3679 | dlen); | |
0107109e AV |
3680 | if (rval) { |
3681 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3682 | "segment %d of firmware\n", ha->host_no, | |
3683 | fragment)); | |
3684 | qla_printk(KERN_WARNING, ha, | |
3685 | "[ERROR] Failed to load segment %d of " | |
3686 | "firmware\n", fragment); | |
3687 | break; | |
3688 | } | |
3689 | ||
3690 | faddr += dlen; | |
3691 | risc_addr += dlen; | |
3692 | risc_size -= dlen; | |
3693 | fragment++; | |
3694 | } | |
3695 | ||
3696 | /* Next segment. */ | |
3697 | segments--; | |
3698 | } | |
3699 | ||
3700 | return rval; | |
3701 | } | |
3702 | ||
5433383e AV |
3703 | #else /* !defined(CONFIG_SCSI_QLA2XXX_EMBEDDED_FIRMWARE) */ |
3704 | ||
0107109e | 3705 | int |
5433383e AV |
3706 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3707 | { | |
3708 | int rval; | |
3709 | int i, fragment; | |
3710 | uint16_t *wcode, *fwcode; | |
3711 | uint32_t risc_addr, risc_size, fwclen, wlen, *seg; | |
3712 | struct fw_blob *blob; | |
3713 | ||
3714 | /* Load firmware blob. */ | |
3715 | blob = qla2x00_request_firmware(ha); | |
3716 | if (!blob) { | |
3717 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
3718 | return QLA_FUNCTION_FAILED; | |
3719 | } | |
3720 | ||
3721 | rval = QLA_SUCCESS; | |
3722 | ||
3723 | wcode = (uint16_t *)ha->request_ring; | |
3724 | *srisc_addr = 0; | |
3725 | fwcode = (uint16_t *)blob->fw->data; | |
3726 | fwclen = 0; | |
3727 | ||
3728 | /* Validate firmware image by checking version. */ | |
3729 | if (blob->fw->size < 8 * sizeof(uint16_t)) { | |
3730 | qla_printk(KERN_WARNING, ha, | |
3731 | "Unable to verify integrity of firmware image (%Zd)!\n", | |
3732 | blob->fw->size); | |
3733 | goto fail_fw_integrity; | |
3734 | } | |
3735 | for (i = 0; i < 4; i++) | |
3736 | wcode[i] = be16_to_cpu(fwcode[i + 4]); | |
3737 | if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && | |
3738 | wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && | |
3739 | wcode[2] == 0 && wcode[3] == 0)) { | |
3740 | qla_printk(KERN_WARNING, ha, | |
3741 | "Unable to verify integrity of firmware image!\n"); | |
3742 | qla_printk(KERN_WARNING, ha, | |
3743 | "Firmware data: %04x %04x %04x %04x!\n", wcode[0], | |
3744 | wcode[1], wcode[2], wcode[3]); | |
3745 | goto fail_fw_integrity; | |
3746 | } | |
3747 | ||
3748 | seg = blob->segs; | |
3749 | while (*seg && rval == QLA_SUCCESS) { | |
3750 | risc_addr = *seg; | |
3751 | *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; | |
3752 | risc_size = be16_to_cpu(fwcode[3]); | |
3753 | ||
3754 | /* Validate firmware image size. */ | |
3755 | fwclen += risc_size * sizeof(uint16_t); | |
3756 | if (blob->fw->size < fwclen) { | |
3757 | qla_printk(KERN_WARNING, ha, | |
3758 | "Unable to verify integrity of firmware image " | |
3759 | "(%Zd)!\n", blob->fw->size); | |
3760 | goto fail_fw_integrity; | |
3761 | } | |
3762 | ||
3763 | fragment = 0; | |
3764 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3765 | wlen = (uint16_t)(ha->fw_transfer_size >> 1); | |
3766 | if (wlen > risc_size) | |
3767 | wlen = risc_size; | |
3768 | ||
3769 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3770 | "addr %x, number of words 0x%x.\n", ha->host_no, | |
3771 | risc_addr, wlen)); | |
3772 | ||
3773 | for (i = 0; i < wlen; i++) | |
3774 | wcode[i] = swab16(fwcode[i]); | |
3775 | ||
3776 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3777 | wlen); | |
3778 | if (rval) { | |
3779 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3780 | "segment %d of firmware\n", ha->host_no, | |
3781 | fragment)); | |
3782 | qla_printk(KERN_WARNING, ha, | |
3783 | "[ERROR] Failed to load segment %d of " | |
3784 | "firmware\n", fragment); | |
3785 | break; | |
3786 | } | |
3787 | ||
3788 | fwcode += wlen; | |
3789 | risc_addr += wlen; | |
3790 | risc_size -= wlen; | |
3791 | fragment++; | |
3792 | } | |
3793 | ||
3794 | /* Next segment. */ | |
3795 | seg++; | |
3796 | } | |
3797 | return rval; | |
3798 | ||
3799 | fail_fw_integrity: | |
3800 | return QLA_FUNCTION_FAILED; | |
3801 | } | |
3802 | ||
3803 | int | |
3804 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
0107109e AV |
3805 | { |
3806 | int rval; | |
3807 | int segments, fragment; | |
3808 | uint32_t *dcode, dlen; | |
3809 | uint32_t risc_addr; | |
3810 | uint32_t risc_size; | |
3811 | uint32_t i; | |
5433383e | 3812 | struct fw_blob *blob; |
0107109e AV |
3813 | uint32_t *fwcode, fwclen; |
3814 | ||
5433383e AV |
3815 | /* Load firmware blob. */ |
3816 | blob = qla2x00_request_firmware(ha); | |
3817 | if (!blob) { | |
3818 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
0107109e AV |
3819 | return QLA_FUNCTION_FAILED; |
3820 | } | |
3821 | ||
3822 | rval = QLA_SUCCESS; | |
3823 | ||
3824 | segments = FA_RISC_CODE_SEGMENTS; | |
3825 | dcode = (uint32_t *)ha->request_ring; | |
3826 | *srisc_addr = 0; | |
5433383e | 3827 | fwcode = (uint32_t *)blob->fw->data; |
0107109e AV |
3828 | fwclen = 0; |
3829 | ||
3830 | /* Validate firmware image by checking version. */ | |
5433383e | 3831 | if (blob->fw->size < 8 * sizeof(uint32_t)) { |
0107109e | 3832 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3833 | "Unable to verify integrity of firmware image (%Zd)!\n", |
3834 | blob->fw->size); | |
0107109e AV |
3835 | goto fail_fw_integrity; |
3836 | } | |
3837 | for (i = 0; i < 4; i++) | |
3838 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3839 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3840 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3841 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3842 | dcode[3] == 0)) { | |
3843 | qla_printk(KERN_WARNING, ha, | |
5433383e | 3844 | "Unable to verify integrity of firmware image!\n"); |
0107109e AV |
3845 | qla_printk(KERN_WARNING, ha, |
3846 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3847 | dcode[1], dcode[2], dcode[3]); | |
3848 | goto fail_fw_integrity; | |
3849 | } | |
3850 | ||
3851 | while (segments && rval == QLA_SUCCESS) { | |
3852 | risc_addr = be32_to_cpu(fwcode[2]); | |
3853 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3854 | risc_size = be32_to_cpu(fwcode[3]); | |
3855 | ||
3856 | /* Validate firmware image size. */ | |
3857 | fwclen += risc_size * sizeof(uint32_t); | |
5433383e | 3858 | if (blob->fw->size < fwclen) { |
0107109e | 3859 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3860 | "Unable to verify integrity of firmware image " |
3861 | "(%Zd)!\n", blob->fw->size); | |
3862 | ||
0107109e AV |
3863 | goto fail_fw_integrity; |
3864 | } | |
3865 | ||
3866 | fragment = 0; | |
3867 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3868 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3869 | if (dlen > risc_size) | |
3870 | dlen = risc_size; | |
3871 | ||
3872 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3873 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
3874 | risc_addr, dlen)); | |
3875 | ||
3876 | for (i = 0; i < dlen; i++) | |
3877 | dcode[i] = swab32(fwcode[i]); | |
3878 | ||
590f98e5 AV |
3879 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
3880 | dlen); | |
0107109e AV |
3881 | if (rval) { |
3882 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3883 | "segment %d of firmware\n", ha->host_no, | |
3884 | fragment)); | |
3885 | qla_printk(KERN_WARNING, ha, | |
3886 | "[ERROR] Failed to load segment %d of " | |
3887 | "firmware\n", fragment); | |
3888 | break; | |
3889 | } | |
3890 | ||
3891 | fwcode += dlen; | |
3892 | risc_addr += dlen; | |
3893 | risc_size -= dlen; | |
3894 | fragment++; | |
3895 | } | |
3896 | ||
3897 | /* Next segment. */ | |
3898 | segments--; | |
3899 | } | |
0107109e AV |
3900 | return rval; |
3901 | ||
3902 | fail_fw_integrity: | |
0107109e | 3903 | return QLA_FUNCTION_FAILED; |
0107109e | 3904 | } |
5433383e | 3905 | #endif |