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 AV |
10 | #include <linux/vmalloc.h> |
11 | #include <linux/firmware.h> | |
8482e118 | 12 | #include <scsi/scsi_transport_fc.h> |
1da177e4 LT |
13 | |
14 | #include "qla_devtbl.h" | |
15 | ||
16 | /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */ | |
17 | #ifndef EXT_IS_LUN_BIT_SET | |
18 | #define EXT_IS_LUN_BIT_SET(P,L) \ | |
19 | (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0) | |
20 | #define EXT_SET_LUN_BIT(P,L) \ | |
21 | ((P)->mask[L/8] |= (0x80 >> (L%8))) | |
22 | #endif | |
23 | ||
24 | /* | |
25 | * QLogic ISP2x00 Hardware Support Function Prototypes. | |
26 | */ | |
1da177e4 | 27 | static int qla2x00_isp_firmware(scsi_qla_host_t *); |
1da177e4 LT |
28 | static void qla2x00_resize_request_q(scsi_qla_host_t *); |
29 | static int qla2x00_setup_chip(scsi_qla_host_t *); | |
30 | static void qla2x00_init_response_q_entries(scsi_qla_host_t *); | |
31 | static int qla2x00_init_rings(scsi_qla_host_t *); | |
32 | static int qla2x00_fw_ready(scsi_qla_host_t *); | |
33 | static int qla2x00_configure_hba(scsi_qla_host_t *); | |
1da177e4 LT |
34 | static int qla2x00_configure_loop(scsi_qla_host_t *); |
35 | static int qla2x00_configure_local_loop(scsi_qla_host_t *); | |
36 | static void qla2x00_update_fcport(scsi_qla_host_t *, fc_port_t *); | |
1da177e4 LT |
37 | static int qla2x00_configure_fabric(scsi_qla_host_t *); |
38 | static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); | |
39 | static int qla2x00_device_resync(scsi_qla_host_t *); | |
40 | static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, | |
41 | uint16_t *); | |
1da177e4 LT |
42 | |
43 | static int qla2x00_restart_isp(scsi_qla_host_t *); | |
1da177e4 LT |
44 | |
45 | /****************************************************************************/ | |
46 | /* QLogic ISP2x00 Hardware Support Functions. */ | |
47 | /****************************************************************************/ | |
48 | ||
49 | /* | |
50 | * qla2x00_initialize_adapter | |
51 | * Initialize board. | |
52 | * | |
53 | * Input: | |
54 | * ha = adapter block pointer. | |
55 | * | |
56 | * Returns: | |
57 | * 0 = success | |
58 | */ | |
59 | int | |
60 | qla2x00_initialize_adapter(scsi_qla_host_t *ha) | |
61 | { | |
62 | int rval; | |
63 | uint8_t restart_risc = 0; | |
64 | uint8_t retry; | |
65 | uint32_t wait_time; | |
66 | ||
67 | /* Clear adapter flags. */ | |
68 | ha->flags.online = 0; | |
69 | ha->flags.reset_active = 0; | |
70 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
71 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
72 | ha->device_flags = 0; | |
1da177e4 | 73 | ha->dpc_flags = 0; |
1da177e4 LT |
74 | ha->flags.management_server_logged_in = 0; |
75 | ha->marker_needed = 0; | |
76 | ha->mbx_flags = 0; | |
77 | ha->isp_abort_cnt = 0; | |
78 | ha->beacon_blink_led = 0; | |
cca5335c | 79 | set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags); |
1da177e4 | 80 | |
0107109e | 81 | qla_printk(KERN_INFO, ha, "Configuring PCI space...\n"); |
abbd8870 | 82 | rval = ha->isp_ops.pci_config(ha); |
1da177e4 LT |
83 | if (rval) { |
84 | DEBUG2(printk("scsi(%ld): Unable to configure PCI space=n", | |
85 | ha->host_no)); | |
86 | return (rval); | |
87 | } | |
88 | ||
abbd8870 | 89 | ha->isp_ops.reset_chip(ha); |
1da177e4 | 90 | |
1da177e4 | 91 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 92 | |
abbd8870 | 93 | ha->isp_ops.nvram_config(ha); |
1da177e4 LT |
94 | |
95 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); | |
96 | ||
97 | retry = 10; | |
98 | /* | |
99 | * Try to configure the loop. | |
100 | */ | |
101 | do { | |
102 | restart_risc = 0; | |
103 | ||
104 | /* If firmware needs to be loaded */ | |
105 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { | |
abbd8870 | 106 | if ((rval = ha->isp_ops.chip_diag(ha)) == QLA_SUCCESS) { |
1da177e4 LT |
107 | rval = qla2x00_setup_chip(ha); |
108 | } | |
109 | } | |
110 | ||
111 | if (rval == QLA_SUCCESS && | |
112 | (rval = qla2x00_init_rings(ha)) == QLA_SUCCESS) { | |
113 | check_fw_ready_again: | |
114 | /* | |
fa2a1ce5 | 115 | * Wait for a successful LIP up to a maximum |
1da177e4 LT |
116 | * of (in seconds): RISC login timeout value, |
117 | * RISC retry count value, and port down retry | |
fa2a1ce5 | 118 | * value OR a minimum of 4 seconds OR If no |
1da177e4 LT |
119 | * cable, only 5 seconds. |
120 | */ | |
121 | rval = qla2x00_fw_ready(ha); | |
122 | if (rval == QLA_SUCCESS) { | |
123 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
124 | ||
0107109e AV |
125 | /* Issue a marker after FW becomes ready. */ |
126 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
127 | ||
1da177e4 LT |
128 | /* |
129 | * Wait at most MAX_TARGET RSCNs for a stable | |
130 | * link. | |
131 | */ | |
132 | wait_time = 256; | |
133 | do { | |
134 | clear_bit(LOOP_RESYNC_NEEDED, | |
135 | &ha->dpc_flags); | |
136 | rval = qla2x00_configure_loop(ha); | |
137 | ||
138 | if (test_and_clear_bit(ISP_ABORT_NEEDED, | |
139 | &ha->dpc_flags)) { | |
140 | restart_risc = 1; | |
141 | break; | |
142 | } | |
143 | ||
144 | /* | |
145 | * If loop state change while we were | |
146 | * discoverying devices then wait for | |
147 | * LIP to complete | |
148 | */ | |
149 | ||
33135aa2 RA |
150 | if (atomic_read(&ha->loop_state) != |
151 | LOOP_READY && retry--) { | |
1da177e4 LT |
152 | goto check_fw_ready_again; |
153 | } | |
154 | wait_time--; | |
155 | } while (!atomic_read(&ha->loop_down_timer) && | |
156 | retry && | |
157 | wait_time && | |
158 | (test_bit(LOOP_RESYNC_NEEDED, | |
159 | &ha->dpc_flags))); | |
160 | ||
161 | if (wait_time == 0) | |
162 | rval = QLA_FUNCTION_FAILED; | |
1da177e4 LT |
163 | } else if (ha->device_flags & DFLG_NO_CABLE) |
164 | /* If no cable, then all is good. */ | |
165 | rval = QLA_SUCCESS; | |
166 | } | |
167 | } while (restart_risc && retry--); | |
168 | ||
169 | if (rval == QLA_SUCCESS) { | |
170 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
171 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); |
172 | ha->marker_needed = 0; | |
173 | ||
174 | ha->flags.online = 1; | |
175 | } else { | |
176 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
177 | } | |
178 | ||
179 | return (rval); | |
180 | } | |
181 | ||
182 | /** | |
abbd8870 | 183 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
184 | * @ha: HA context |
185 | * | |
186 | * Returns 0 on success. | |
187 | */ | |
abbd8870 AV |
188 | int |
189 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 190 | { |
abbd8870 | 191 | uint16_t w, mwi; |
27b2f679 | 192 | uint32_t d; |
abbd8870 | 193 | unsigned long flags; |
3d71644c | 194 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 195 | |
1da177e4 LT |
196 | pci_set_master(ha->pdev); |
197 | mwi = 0; | |
198 | if (pci_set_mwi(ha->pdev)) | |
199 | mwi = PCI_COMMAND_INVALIDATE; | |
200 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision); | |
201 | ||
1da177e4 LT |
202 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
203 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
abbd8870 AV |
204 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
205 | ||
206 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
207 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
208 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
209 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
210 | |
211 | /* Get PCI bus information. */ | |
212 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 213 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
214 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
215 | ||
abbd8870 AV |
216 | return QLA_SUCCESS; |
217 | } | |
1da177e4 | 218 | |
abbd8870 AV |
219 | /** |
220 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
221 | * @ha: HA context | |
222 | * | |
223 | * Returns 0 on success. | |
224 | */ | |
225 | int | |
226 | qla2300_pci_config(scsi_qla_host_t *ha) | |
227 | { | |
228 | uint16_t w, mwi; | |
27b2f679 | 229 | uint32_t d; |
abbd8870 AV |
230 | unsigned long flags = 0; |
231 | uint32_t cnt; | |
3d71644c | 232 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 233 | |
abbd8870 AV |
234 | pci_set_master(ha->pdev); |
235 | mwi = 0; | |
236 | if (pci_set_mwi(ha->pdev)) | |
237 | mwi = PCI_COMMAND_INVALIDATE; | |
238 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision); | |
1da177e4 | 239 | |
abbd8870 AV |
240 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
241 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
1da177e4 | 242 | |
abbd8870 AV |
243 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
244 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
1da177e4 | 245 | |
abbd8870 AV |
246 | /* |
247 | * If this is a 2300 card and not 2312, reset the | |
248 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
249 | * the 2310 also reports itself as a 2300 so we need to get the | |
250 | * fb revision level -- a 6 indicates it really is a 2300 and | |
251 | * not a 2310. | |
252 | */ | |
253 | if (IS_QLA2300(ha)) { | |
254 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 255 | |
abbd8870 | 256 | /* Pause RISC. */ |
3d71644c | 257 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 258 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 259 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 260 | break; |
1da177e4 | 261 | |
abbd8870 AV |
262 | udelay(10); |
263 | } | |
1da177e4 | 264 | |
abbd8870 | 265 | /* Select FPM registers. */ |
3d71644c AV |
266 | WRT_REG_WORD(®->ctrl_status, 0x20); |
267 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
268 | |
269 | /* Get the fb rev level */ | |
3d71644c | 270 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
271 | |
272 | if (ha->fb_rev == FPM_2300) | |
273 | w &= ~PCI_COMMAND_INVALIDATE; | |
274 | ||
275 | /* Deselect FPM registers. */ | |
3d71644c AV |
276 | WRT_REG_WORD(®->ctrl_status, 0x0); |
277 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
278 | |
279 | /* Release RISC module. */ | |
3d71644c | 280 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 281 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 282 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
283 | break; |
284 | ||
285 | udelay(10); | |
1da177e4 | 286 | } |
1da177e4 | 287 | |
abbd8870 AV |
288 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
289 | } | |
1da177e4 LT |
290 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
291 | ||
abbd8870 AV |
292 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
293 | ||
1da177e4 | 294 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
295 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
296 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
297 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 298 | |
abbd8870 AV |
299 | /* Get PCI bus information. */ |
300 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 301 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
302 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
303 | ||
304 | return QLA_SUCCESS; | |
1da177e4 LT |
305 | } |
306 | ||
0107109e AV |
307 | /** |
308 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
309 | * @ha: HA context | |
310 | * | |
311 | * Returns 0 on success. | |
312 | */ | |
313 | int | |
314 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
315 | { | |
316 | uint16_t w, mwi; | |
27b2f679 | 317 | uint32_t d; |
0107109e AV |
318 | unsigned long flags = 0; |
319 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
320 | int pcix_cmd_reg, pcie_dctl_reg; | |
321 | ||
322 | pci_set_master(ha->pdev); | |
323 | mwi = 0; | |
324 | if (pci_set_mwi(ha->pdev)) | |
325 | mwi = PCI_COMMAND_INVALIDATE; | |
326 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->revision); | |
327 | ||
328 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
329 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
330 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
331 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
332 | ||
333 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
334 | ||
335 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
336 | pcix_cmd_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX); | |
337 | if (pcix_cmd_reg) { | |
338 | uint16_t pcix_cmd; | |
339 | ||
340 | pcix_cmd_reg += PCI_X_CMD; | |
341 | pci_read_config_word(ha->pdev, pcix_cmd_reg, &pcix_cmd); | |
342 | pcix_cmd &= ~PCI_X_CMD_MAX_READ; | |
343 | pcix_cmd |= 0x0008; | |
344 | pci_write_config_word(ha->pdev, pcix_cmd_reg, pcix_cmd); | |
345 | } | |
346 | ||
347 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
348 | pcie_dctl_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
349 | if (pcie_dctl_reg) { | |
350 | uint16_t pcie_dctl; | |
351 | ||
352 | pcie_dctl_reg += PCI_EXP_DEVCTL; | |
353 | pci_read_config_word(ha->pdev, pcie_dctl_reg, &pcie_dctl); | |
354 | pcie_dctl &= ~PCI_EXP_DEVCTL_READRQ; | |
355 | pcie_dctl |= 0x4000; | |
356 | pci_write_config_word(ha->pdev, pcie_dctl_reg, pcie_dctl); | |
357 | } | |
358 | ||
359 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
360 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
361 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
362 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e AV |
363 | |
364 | /* Get PCI bus information. */ | |
365 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
366 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
367 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
368 | ||
369 | return QLA_SUCCESS; | |
370 | } | |
371 | ||
1da177e4 LT |
372 | /** |
373 | * qla2x00_isp_firmware() - Choose firmware image. | |
374 | * @ha: HA context | |
375 | * | |
376 | * Returns 0 on success. | |
377 | */ | |
378 | static int | |
379 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
380 | { | |
381 | int rval; | |
382 | ||
383 | /* Assume loading risc code */ | |
fa2a1ce5 | 384 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
385 | |
386 | if (ha->flags.disable_risc_code_load) { | |
387 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
388 | ha->host_no)); | |
389 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
390 | ||
391 | /* Verify checksum of loaded RISC code. */ | |
1c7c6357 AV |
392 | rval = qla2x00_verify_checksum(ha, |
393 | IS_QLA24XX(ha) || IS_QLA25XX(ha) ? RISC_SADDRESS : | |
394 | *ha->brd_info->fw_info[0].fwstart); | |
1da177e4 LT |
395 | } |
396 | ||
397 | if (rval) { | |
398 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
399 | ha->host_no)); | |
400 | } | |
401 | ||
402 | return (rval); | |
403 | } | |
404 | ||
405 | /** | |
406 | * qla2x00_reset_chip() - Reset ISP chip. | |
407 | * @ha: HA context | |
408 | * | |
409 | * Returns 0 on success. | |
410 | */ | |
abbd8870 | 411 | void |
fa2a1ce5 | 412 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
413 | { |
414 | unsigned long flags = 0; | |
3d71644c | 415 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
416 | uint32_t cnt; |
417 | unsigned long mbx_flags = 0; | |
418 | uint16_t cmd; | |
419 | ||
abbd8870 | 420 | ha->isp_ops.disable_intrs(ha); |
1da177e4 LT |
421 | |
422 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
423 | ||
424 | /* Turn off master enable */ | |
425 | cmd = 0; | |
426 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
427 | cmd &= ~PCI_COMMAND_MASTER; | |
428 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
429 | ||
430 | if (!IS_QLA2100(ha)) { | |
431 | /* Pause RISC. */ | |
432 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
433 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
434 | for (cnt = 0; cnt < 30000; cnt++) { | |
435 | if ((RD_REG_WORD(®->hccr) & | |
436 | HCCR_RISC_PAUSE) != 0) | |
437 | break; | |
438 | udelay(100); | |
439 | } | |
440 | } else { | |
441 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
442 | udelay(10); | |
443 | } | |
444 | ||
445 | /* Select FPM registers. */ | |
446 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
447 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
448 | ||
449 | /* FPM Soft Reset. */ | |
450 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
451 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
452 | ||
453 | /* Toggle Fpm Reset. */ | |
454 | if (!IS_QLA2200(ha)) { | |
455 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
456 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
457 | } | |
458 | ||
459 | /* Select frame buffer registers. */ | |
460 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
461 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
462 | ||
463 | /* Reset frame buffer FIFOs. */ | |
464 | if (IS_QLA2200(ha)) { | |
465 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
466 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
467 | } else { | |
468 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
469 | ||
470 | /* Read back fb_cmd until zero or 3 seconds max */ | |
471 | for (cnt = 0; cnt < 3000; cnt++) { | |
472 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
473 | break; | |
474 | udelay(100); | |
475 | } | |
476 | } | |
477 | ||
478 | /* Select RISC module registers. */ | |
479 | WRT_REG_WORD(®->ctrl_status, 0); | |
480 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
481 | ||
482 | /* Reset RISC processor. */ | |
483 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
484 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
485 | ||
486 | /* Release RISC processor. */ | |
487 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
488 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
489 | } | |
490 | ||
491 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
492 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
493 | ||
494 | /* Reset ISP chip. */ | |
495 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
496 | ||
497 | /* Wait for RISC to recover from reset. */ | |
498 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
499 | /* | |
500 | * It is necessary to for a delay here since the card doesn't | |
501 | * respond to PCI reads during a reset. On some architectures | |
502 | * this will result in an MCA. | |
503 | */ | |
504 | udelay(20); | |
505 | for (cnt = 30000; cnt; cnt--) { | |
506 | if ((RD_REG_WORD(®->ctrl_status) & | |
507 | CSR_ISP_SOFT_RESET) == 0) | |
508 | break; | |
509 | udelay(100); | |
510 | } | |
511 | } else | |
512 | udelay(10); | |
513 | ||
514 | /* Reset RISC processor. */ | |
515 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
516 | ||
517 | WRT_REG_WORD(®->semaphore, 0); | |
518 | ||
519 | /* Release RISC processor. */ | |
520 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
521 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
522 | ||
523 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
524 | for (cnt = 0; cnt < 30000; cnt++) { | |
525 | if (!(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) | |
526 | spin_lock_irqsave(&ha->mbx_reg_lock, mbx_flags); | |
527 | ||
528 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) { | |
529 | if (!(test_bit(ABORT_ISP_ACTIVE, | |
530 | &ha->dpc_flags))) | |
531 | spin_unlock_irqrestore( | |
532 | &ha->mbx_reg_lock, mbx_flags); | |
533 | break; | |
534 | } | |
535 | ||
536 | if (!(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) | |
537 | spin_unlock_irqrestore(&ha->mbx_reg_lock, | |
538 | mbx_flags); | |
539 | ||
540 | udelay(100); | |
541 | } | |
542 | } else | |
543 | udelay(100); | |
544 | ||
545 | /* Turn on master enable */ | |
546 | cmd |= PCI_COMMAND_MASTER; | |
547 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
548 | ||
549 | /* Disable RISC pause on FPM parity error. */ | |
550 | if (!IS_QLA2100(ha)) { | |
551 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
552 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
553 | } | |
554 | ||
555 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
556 | } | |
557 | ||
0107109e | 558 | /** |
88c26663 | 559 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
560 | * @ha: HA context |
561 | * | |
562 | * Returns 0 on success. | |
563 | */ | |
88c26663 AV |
564 | static inline void |
565 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e AV |
566 | { |
567 | unsigned long flags = 0; | |
568 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
569 | uint32_t cnt, d2; | |
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); | |
88c26663 AV |
584 | RD_REG_DWORD(®->ctrl_status); |
585 | ||
586 | /* Wait for firmware to complete NVRAM accesses. */ | |
587 | udelay(5); | |
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 | ||
0107109e AV |
595 | udelay(20); |
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. */ | |
1017 | if ((ha->fw_seriallink_options24[0] & BIT_0) == 0) | |
1018 | return; | |
1019 | ||
1020 | rval = qla2x00_set_serdes_params(ha, ha->fw_seriallink_options24[1], | |
1021 | ha->fw_seriallink_options24[2], ha->fw_seriallink_options24[3]); | |
1022 | if (rval != QLA_SUCCESS) { | |
1023 | qla_printk(KERN_WARNING, ha, | |
1024 | "Unable to update Serial Link options (%x).\n", rval); | |
1025 | } | |
1026 | } | |
1027 | ||
abbd8870 AV |
1028 | void |
1029 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1030 | { | |
3d71644c | 1031 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1032 | |
1033 | /* Setup ring parameters in initialization control block. */ | |
1034 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1035 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1036 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1037 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1038 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1039 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1040 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1041 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1042 | ||
1043 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1044 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1045 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1046 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1047 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1048 | } | |
1049 | ||
0107109e AV |
1050 | void |
1051 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1052 | { | |
1053 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1054 | struct init_cb_24xx *icb; | |
1055 | ||
1056 | /* Setup ring parameters in initialization control block. */ | |
1057 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1058 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1059 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1060 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1061 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1062 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1063 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1064 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1065 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1066 | ||
1067 | WRT_REG_DWORD(®->req_q_in, 0); | |
1068 | WRT_REG_DWORD(®->req_q_out, 0); | |
1069 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1070 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1071 | RD_REG_DWORD(®->rsp_q_out); | |
1072 | } | |
1073 | ||
1da177e4 LT |
1074 | /** |
1075 | * qla2x00_init_rings() - Initializes firmware. | |
1076 | * @ha: HA context | |
1077 | * | |
1078 | * Beginning of request ring has initialization control block already built | |
1079 | * by nvram config routine. | |
1080 | * | |
1081 | * Returns 0 on success. | |
1082 | */ | |
1083 | static int | |
1084 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1085 | { | |
1086 | int rval; | |
1087 | unsigned long flags = 0; | |
1088 | int cnt; | |
1da177e4 LT |
1089 | |
1090 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1091 | ||
1092 | /* Clear outstanding commands array. */ | |
1093 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1094 | ha->outstanding_cmds[cnt] = NULL; | |
1095 | ||
1096 | ha->current_outstanding_cmd = 0; | |
1097 | ||
1098 | /* Clear RSCN queue. */ | |
1099 | ha->rscn_in_ptr = 0; | |
1100 | ha->rscn_out_ptr = 0; | |
1101 | ||
1102 | /* Initialize firmware. */ | |
1103 | ha->request_ring_ptr = ha->request_ring; | |
1104 | ha->req_ring_index = 0; | |
1105 | ha->req_q_cnt = ha->request_q_length; | |
1106 | ha->response_ring_ptr = ha->response_ring; | |
1107 | ha->rsp_ring_index = 0; | |
1108 | ||
1da177e4 LT |
1109 | /* Initialize response queue entries */ |
1110 | qla2x00_init_response_q_entries(ha); | |
1111 | ||
abbd8870 | 1112 | ha->isp_ops.config_rings(ha); |
1da177e4 LT |
1113 | |
1114 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1115 | ||
1116 | /* Update any ISP specific firmware options before initialization. */ | |
abbd8870 | 1117 | ha->isp_ops.update_fw_options(ha); |
1da177e4 LT |
1118 | |
1119 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
0107109e | 1120 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1121 | if (rval) { |
1122 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1123 | ha->host_no)); | |
1124 | } else { | |
1125 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1126 | ha->host_no)); | |
1127 | } | |
1128 | ||
1129 | return (rval); | |
1130 | } | |
1131 | ||
1132 | /** | |
1133 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1134 | * @ha: HA context | |
1135 | * | |
1136 | * Returns 0 on success. | |
1137 | */ | |
1138 | static int | |
1139 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1140 | { | |
1141 | int rval; | |
1142 | unsigned long wtime, mtime; | |
1143 | uint16_t min_wait; /* Minimum wait time if loop is down */ | |
1144 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
1145 | uint16_t fw_state; | |
1146 | ||
1147 | rval = QLA_SUCCESS; | |
1148 | ||
1149 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1150 | min_wait = 20; |
1da177e4 LT |
1151 | |
1152 | /* | |
1153 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1154 | * our own processing. | |
1155 | */ | |
1156 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1157 | wait_time = min_wait; | |
1158 | } | |
1159 | ||
1160 | /* Min wait time if loop down */ | |
1161 | mtime = jiffies + (min_wait * HZ); | |
1162 | ||
1163 | /* wait time before firmware ready */ | |
1164 | wtime = jiffies + (wait_time * HZ); | |
1165 | ||
1166 | /* Wait for ISP to finish LIP */ | |
1167 | if (!ha->flags.init_done) | |
1168 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1169 | ||
1170 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1171 | ha->host_no)); | |
1172 | ||
1173 | do { | |
1174 | rval = qla2x00_get_firmware_state(ha, &fw_state); | |
1175 | if (rval == QLA_SUCCESS) { | |
1176 | if (fw_state < FSTATE_LOSS_OF_SYNC) { | |
1177 | ha->device_flags &= ~DFLG_NO_CABLE; | |
1178 | } | |
1179 | if (fw_state == FSTATE_READY) { | |
1180 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", | |
1181 | ha->host_no)); | |
1182 | ||
1183 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1184 | &ha->login_timeout, &ha->r_a_tov); | |
1185 | ||
1186 | rval = QLA_SUCCESS; | |
1187 | break; | |
1188 | } | |
1189 | ||
1190 | rval = QLA_FUNCTION_FAILED; | |
1191 | ||
1192 | if (atomic_read(&ha->loop_down_timer) && | |
1193 | (fw_state >= FSTATE_LOSS_OF_SYNC || | |
1194 | fw_state == FSTATE_WAIT_AL_PA)) { | |
1195 | /* Loop down. Timeout on min_wait for states | |
fa2a1ce5 AV |
1196 | * other than Wait for Login. |
1197 | */ | |
1da177e4 LT |
1198 | if (time_after_eq(jiffies, mtime)) { |
1199 | qla_printk(KERN_INFO, ha, | |
1200 | "Cable is unplugged...\n"); | |
1201 | ||
1202 | ha->device_flags |= DFLG_NO_CABLE; | |
1203 | break; | |
1204 | } | |
1205 | } | |
1206 | } else { | |
1207 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1208 | if (time_after_eq(jiffies, mtime)) | |
1209 | break; | |
1210 | } | |
1211 | ||
1212 | if (time_after_eq(jiffies, wtime)) | |
1213 | break; | |
1214 | ||
1215 | /* Delay for a while */ | |
1216 | msleep(500); | |
1217 | ||
1218 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1219 | ha->host_no, fw_state, jiffies)); | |
1220 | } while (1); | |
1221 | ||
1222 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1223 | ha->host_no, fw_state, jiffies)); | |
1224 | ||
1225 | if (rval) { | |
1226 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1227 | ha->host_no)); | |
1228 | } | |
1229 | ||
1230 | return (rval); | |
1231 | } | |
1232 | ||
1233 | /* | |
1234 | * qla2x00_configure_hba | |
1235 | * Setup adapter context. | |
1236 | * | |
1237 | * Input: | |
1238 | * ha = adapter state pointer. | |
1239 | * | |
1240 | * Returns: | |
1241 | * 0 = success | |
1242 | * | |
1243 | * Context: | |
1244 | * Kernel context. | |
1245 | */ | |
1246 | static int | |
1247 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1248 | { | |
1249 | int rval; | |
1250 | uint16_t loop_id; | |
1251 | uint16_t topo; | |
1252 | uint8_t al_pa; | |
1253 | uint8_t area; | |
1254 | uint8_t domain; | |
1255 | char connect_type[22]; | |
1256 | ||
1257 | /* Get host addresses. */ | |
1258 | rval = qla2x00_get_adapter_id(ha, | |
1259 | &loop_id, &al_pa, &area, &domain, &topo); | |
1260 | if (rval != QLA_SUCCESS) { | |
33135aa2 RA |
1261 | if (LOOP_NOT_READY(ha) || atomic_read(&ha->loop_down_timer) || |
1262 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { | |
1263 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1264 | __func__, ha->host_no)); | |
1265 | } else { | |
1266 | qla_printk(KERN_WARNING, ha, | |
1267 | "ERROR -- Unable to get host loop ID.\n"); | |
1268 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1269 | } | |
1da177e4 LT |
1270 | return (rval); |
1271 | } | |
1272 | ||
1273 | if (topo == 4) { | |
1274 | qla_printk(KERN_INFO, ha, | |
1275 | "Cannot get topology - retrying.\n"); | |
1276 | return (QLA_FUNCTION_FAILED); | |
1277 | } | |
1278 | ||
1279 | ha->loop_id = loop_id; | |
1280 | ||
1281 | /* initialize */ | |
1282 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1283 | ha->operating_mode = LOOP; | |
1284 | ||
1285 | switch (topo) { | |
1286 | case 0: | |
1287 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1288 | ha->host_no)); | |
1289 | ha->current_topology = ISP_CFG_NL; | |
1290 | strcpy(connect_type, "(Loop)"); | |
1291 | break; | |
1292 | ||
1293 | case 1: | |
1294 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1295 | ha->host_no)); | |
1296 | ha->current_topology = ISP_CFG_FL; | |
1297 | strcpy(connect_type, "(FL_Port)"); | |
1298 | break; | |
1299 | ||
1300 | case 2: | |
1301 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1302 | ha->host_no)); | |
1303 | ha->operating_mode = P2P; | |
1304 | ha->current_topology = ISP_CFG_N; | |
1305 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1306 | break; | |
1307 | ||
1308 | case 3: | |
1309 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1310 | ha->host_no)); | |
1311 | ha->operating_mode = P2P; | |
1312 | ha->current_topology = ISP_CFG_F; | |
1313 | strcpy(connect_type, "(F_Port)"); | |
1314 | break; | |
1315 | ||
1316 | default: | |
1317 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1318 | "Using NL.\n", | |
1319 | ha->host_no, topo)); | |
1320 | ha->current_topology = ISP_CFG_NL; | |
1321 | strcpy(connect_type, "(Loop)"); | |
1322 | break; | |
1323 | } | |
1324 | ||
1325 | /* Save Host port and loop ID. */ | |
1326 | /* byte order - Big Endian */ | |
1327 | ha->d_id.b.domain = domain; | |
1328 | ha->d_id.b.area = area; | |
1329 | ha->d_id.b.al_pa = al_pa; | |
1330 | ||
1331 | if (!ha->flags.init_done) | |
1332 | qla_printk(KERN_INFO, ha, | |
1333 | "Topology - %s, Host Loop address 0x%x\n", | |
1334 | connect_type, ha->loop_id); | |
1335 | ||
1336 | if (rval) { | |
1337 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1338 | } else { | |
1339 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1340 | } | |
1341 | ||
1342 | return(rval); | |
1343 | } | |
1344 | ||
1345 | /* | |
1346 | * NVRAM configuration for ISP 2xxx | |
1347 | * | |
1348 | * Input: | |
1349 | * ha = adapter block pointer. | |
1350 | * | |
1351 | * Output: | |
1352 | * initialization control block in response_ring | |
1353 | * host adapters parameters in host adapter block | |
1354 | * | |
1355 | * Returns: | |
1356 | * 0 = success. | |
1357 | */ | |
abbd8870 | 1358 | int |
1da177e4 LT |
1359 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1360 | { | |
0107109e AV |
1361 | int rval; |
1362 | uint8_t chksum = 0; | |
1363 | uint16_t cnt; | |
1364 | uint8_t *dptr1, *dptr2; | |
1365 | init_cb_t *icb = ha->init_cb; | |
1366 | nvram_t *nv = (nvram_t *)ha->request_ring; | |
1367 | uint8_t *ptr = (uint8_t *)ha->request_ring; | |
3d71644c | 1368 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
1369 | |
1370 | rval = QLA_SUCCESS; | |
1371 | ||
1372 | /* Determine NVRAM starting address. */ | |
0107109e | 1373 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1374 | ha->nvram_base = 0; |
1375 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1376 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1377 | ha->nvram_base = 0x80; | |
1378 | ||
1379 | /* Get NVRAM data and calculate checksum. */ | |
0107109e AV |
1380 | ha->isp_ops.read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
1381 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) | |
1382 | chksum += *ptr++; | |
1da177e4 LT |
1383 | |
1384 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
1385 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
0107109e | 1386 | ha->nvram_size)); |
1da177e4 LT |
1387 | |
1388 | /* Bad NVRAM data, set defaults parameters. */ | |
1389 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1390 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1391 | /* Reset NVRAM data. */ | |
1392 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1393 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1394 | nv->nvram_version); | |
1395 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " | |
1396 | "invalid -- WWPN) defaults.\n"); | |
1397 | ||
1398 | /* | |
1399 | * Set default initialization control block. | |
1400 | */ | |
0107109e | 1401 | memset(nv, 0, ha->nvram_size); |
1da177e4 LT |
1402 | nv->parameter_block_version = ICB_VERSION; |
1403 | ||
1404 | if (IS_QLA23XX(ha)) { | |
1405 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1406 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1407 | nv->add_firmware_options[0] = BIT_5; | |
1408 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1409 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1410 | nv->special_options[1] = BIT_7; | |
1411 | } else if (IS_QLA2200(ha)) { | |
1412 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1413 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1414 | nv->add_firmware_options[0] = BIT_5; | |
1415 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1416 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1417 | } else if (IS_QLA2100(ha)) { | |
1418 | nv->firmware_options[0] = BIT_3 | BIT_1; | |
1419 | nv->firmware_options[1] = BIT_5; | |
1420 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1421 | } | |
1422 | ||
1423 | nv->max_iocb_allocation = __constant_cpu_to_le16(256); | |
1424 | nv->execution_throttle = __constant_cpu_to_le16(16); | |
1425 | nv->retry_count = 8; | |
1426 | nv->retry_delay = 1; | |
1427 | ||
1428 | nv->port_name[0] = 33; | |
1429 | nv->port_name[3] = 224; | |
1430 | nv->port_name[4] = 139; | |
1431 | ||
1432 | nv->login_timeout = 4; | |
1433 | ||
1434 | /* | |
1435 | * Set default host adapter parameters | |
1436 | */ | |
1437 | nv->host_p[1] = BIT_2; | |
1438 | nv->reset_delay = 5; | |
1439 | nv->port_down_retry_count = 8; | |
1440 | nv->max_luns_per_target = __constant_cpu_to_le16(8); | |
1441 | nv->link_down_timeout = 60; | |
1442 | ||
1443 | rval = 1; | |
1444 | } | |
1445 | ||
1446 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1447 | /* | |
1448 | * The SN2 does not provide BIOS emulation which means you can't change | |
1449 | * potentially bogus BIOS settings. Force the use of default settings | |
1450 | * for link rate and frame size. Hope that the rest of the settings | |
1451 | * are valid. | |
1452 | */ | |
1453 | if (ia64_platform_is("sn2")) { | |
1454 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1455 | if (IS_QLA23XX(ha)) | |
1456 | nv->special_options[1] = BIT_7; | |
1457 | } | |
1458 | #endif | |
1459 | ||
1460 | /* Reset Initialization control block */ | |
0107109e | 1461 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1462 | |
1463 | /* | |
1464 | * Setup driver NVRAM options. | |
1465 | */ | |
1466 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1467 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1468 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1469 | nv->firmware_options[1] &= ~BIT_4; | |
1470 | ||
1471 | if (IS_QLA23XX(ha)) { | |
1472 | nv->firmware_options[0] |= BIT_2; | |
1473 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1474 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1475 | |
1476 | if (IS_QLA2300(ha)) { | |
1477 | if (ha->fb_rev == FPM_2310) { | |
1478 | strcpy(ha->model_number, "QLA2310"); | |
1479 | } else { | |
1480 | strcpy(ha->model_number, "QLA2300"); | |
1481 | } | |
1482 | } else { | |
1483 | if (rval == 0 && | |
1484 | memcmp(nv->model_number, BINZERO, | |
1485 | sizeof(nv->model_number)) != 0) { | |
1486 | char *st, *en; | |
1487 | ||
1488 | strncpy(ha->model_number, nv->model_number, | |
1489 | sizeof(nv->model_number)); | |
1490 | st = en = ha->model_number; | |
1491 | en += sizeof(nv->model_number) - 1; | |
1492 | while (en > st) { | |
1493 | if (*en != 0x20 && *en != 0x00) | |
1494 | break; | |
1495 | *en-- = '\0'; | |
1496 | } | |
1497 | } else { | |
1498 | uint16_t index; | |
1499 | ||
1500 | index = (ha->pdev->subsystem_device & 0xff); | |
1501 | if (index < QLA_MODEL_NAMES) { | |
1502 | strcpy(ha->model_number, | |
1503 | qla2x00_model_name[index]); | |
1504 | ha->model_desc = | |
1505 | qla2x00_model_desc[index]; | |
1506 | } else { | |
1507 | strcpy(ha->model_number, "QLA23xx"); | |
1508 | } | |
1509 | } | |
1510 | } | |
1511 | } else if (IS_QLA2200(ha)) { | |
1512 | nv->firmware_options[0] |= BIT_2; | |
1513 | /* | |
1514 | * 'Point-to-point preferred, else loop' is not a safe | |
1515 | * connection mode setting. | |
1516 | */ | |
1517 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1518 | (BIT_5 | BIT_4)) { | |
1519 | /* Force 'loop preferred, else point-to-point'. */ | |
1520 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1521 | nv->add_firmware_options[0] |= BIT_5; | |
1522 | } | |
1523 | strcpy(ha->model_number, "QLA22xx"); | |
1524 | } else /*if (IS_QLA2100(ha))*/ { | |
1525 | strcpy(ha->model_number, "QLA2100"); | |
1526 | } | |
1527 | ||
1528 | /* | |
1529 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1530 | */ | |
1531 | dptr1 = (uint8_t *)icb; | |
1532 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1533 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1534 | while (cnt--) | |
1535 | *dptr1++ = *dptr2++; | |
1536 | ||
1537 | /* Copy 2nd half. */ | |
1538 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1539 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1540 | while (cnt--) | |
1541 | *dptr1++ = *dptr2++; | |
1542 | ||
1543 | /* Prepare nodename */ | |
1544 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1545 | /* | |
1546 | * Firmware will apply the following mask if the nodename was | |
1547 | * not provided. | |
1548 | */ | |
1549 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1550 | icb->node_name[0] &= 0xF0; | |
1551 | } | |
1552 | ||
1553 | /* | |
1554 | * Set host adapter parameters. | |
1555 | */ | |
1da177e4 LT |
1556 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1557 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1558 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1559 | ha->flags.disable_risc_code_load = 0; | |
1560 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1561 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1562 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1563 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
1da177e4 LT |
1564 | |
1565 | ha->operating_mode = | |
1566 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1567 | ||
1568 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1569 | sizeof(ha->fw_seriallink_options)); | |
1570 | ||
1571 | /* save HBA serial number */ | |
1572 | ha->serial0 = icb->port_name[5]; | |
1573 | ha->serial1 = icb->port_name[6]; | |
1574 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1575 | ha->node_name = icb->node_name; |
1576 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1577 | |
1578 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1579 | ||
1580 | ha->retry_count = nv->retry_count; | |
1581 | ||
1582 | /* Set minimum login_timeout to 4 seconds. */ | |
1583 | if (nv->login_timeout < ql2xlogintimeout) | |
1584 | nv->login_timeout = ql2xlogintimeout; | |
1585 | if (nv->login_timeout < 4) | |
1586 | nv->login_timeout = 4; | |
1587 | ha->login_timeout = nv->login_timeout; | |
1588 | icb->login_timeout = nv->login_timeout; | |
1589 | ||
1590 | /* Set minimum RATOV to 200 tenths of a second. */ | |
1591 | ha->r_a_tov = 200; | |
1592 | ||
1da177e4 LT |
1593 | ha->loop_reset_delay = nv->reset_delay; |
1594 | ||
1da177e4 LT |
1595 | /* Link Down Timeout = 0: |
1596 | * | |
1597 | * When Port Down timer expires we will start returning | |
1598 | * I/O's to OS with "DID_NO_CONNECT". | |
1599 | * | |
1600 | * Link Down Timeout != 0: | |
1601 | * | |
1602 | * The driver waits for the link to come up after link down | |
1603 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1604 | */ |
1da177e4 LT |
1605 | if (nv->link_down_timeout == 0) { |
1606 | ha->loop_down_abort_time = | |
354d6b21 | 1607 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1608 | } else { |
1609 | ha->link_down_timeout = nv->link_down_timeout; | |
1610 | ha->loop_down_abort_time = | |
1611 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1612 | } |
1da177e4 | 1613 | |
1da177e4 LT |
1614 | /* |
1615 | * Need enough time to try and get the port back. | |
1616 | */ | |
1617 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1618 | if (qlport_down_retry) | |
1619 | ha->port_down_retry_count = qlport_down_retry; | |
1620 | /* Set login_retry_count */ | |
1621 | ha->login_retry_count = nv->retry_count; | |
1622 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1623 | ha->port_down_retry_count > 3) | |
1624 | ha->login_retry_count = ha->port_down_retry_count; | |
1625 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1626 | ha->login_retry_count = ha->port_down_retry_count; | |
1627 | if (ql2xloginretrycount) | |
1628 | ha->login_retry_count = ql2xloginretrycount; | |
1629 | ||
1da177e4 LT |
1630 | icb->lun_enables = __constant_cpu_to_le16(0); |
1631 | icb->command_resource_count = 0; | |
1632 | icb->immediate_notify_resource_count = 0; | |
1633 | icb->timeout = __constant_cpu_to_le16(0); | |
1634 | ||
1635 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1636 | /* Enable RIO */ | |
1637 | icb->firmware_options[0] &= ~BIT_3; | |
1638 | icb->add_firmware_options[0] &= | |
1639 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1640 | icb->add_firmware_options[0] |= BIT_2; | |
1641 | icb->response_accumulation_timer = 3; | |
1642 | icb->interrupt_delay_timer = 5; | |
1643 | ||
1644 | ha->flags.process_response_queue = 1; | |
1645 | } else { | |
4fdfefe5 AV |
1646 | /* Enable ZIO. */ |
1647 | if (!ha->flags.init_done) { | |
1648 | ha->zio_mode = icb->add_firmware_options[0] & | |
1649 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1650 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1651 | icb->interrupt_delay_timer: 2; | |
1652 | } | |
1da177e4 LT |
1653 | icb->add_firmware_options[0] &= |
1654 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1655 | ha->flags.process_response_queue = 0; |
1656 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
1657 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " | |
1658 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1659 | ha->zio_timer * 100)); | |
1da177e4 | 1660 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1661 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1662 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1663 | |
4fdfefe5 AV |
1664 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1665 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1666 | ha->flags.process_response_queue = 1; |
1667 | } | |
1668 | } | |
1669 | ||
1670 | if (rval) { | |
1671 | DEBUG2_3(printk(KERN_WARNING | |
1672 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
1673 | } | |
1674 | return (rval); | |
1675 | } | |
1676 | ||
19a7b4ae JSEC |
1677 | static void |
1678 | qla2x00_rport_add(void *data) | |
1679 | { | |
1680 | fc_port_t *fcport = data; | |
1681 | ||
1682 | qla2x00_reg_remote_port(fcport->ha, fcport); | |
1683 | } | |
1684 | ||
1685 | static void | |
1686 | qla2x00_rport_del(void *data) | |
1687 | { | |
1688 | fc_port_t *fcport = data; | |
1689 | ||
1690 | if (fcport->rport) | |
1691 | fc_remote_port_delete(fcport->rport); | |
1692 | fcport->rport = NULL; | |
1693 | } | |
1694 | ||
1da177e4 LT |
1695 | /** |
1696 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1697 | * @ha: HA context | |
1698 | * @flags: allocation flags | |
1699 | * | |
1700 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1701 | */ | |
1702 | fc_port_t * | |
c53033f6 | 1703 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1704 | { |
1705 | fc_port_t *fcport; | |
1706 | ||
1707 | fcport = kmalloc(sizeof(fc_port_t), flags); | |
1708 | if (fcport == NULL) | |
1709 | return (fcport); | |
1710 | ||
1711 | /* Setup fcport template structure. */ | |
1712 | memset(fcport, 0, sizeof (fc_port_t)); | |
1713 | fcport->ha = ha; | |
1714 | fcport->port_type = FCT_UNKNOWN; | |
1715 | fcport->loop_id = FC_NO_LOOP_ID; | |
1716 | fcport->iodesc_idx_sent = IODESC_INVALID_INDEX; | |
1717 | atomic_set(&fcport->state, FCS_UNCONFIGURED); | |
1718 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1719 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
19a7b4ae JSEC |
1720 | INIT_WORK(&fcport->rport_add_work, qla2x00_rport_add, fcport); |
1721 | INIT_WORK(&fcport->rport_del_work, qla2x00_rport_del, fcport); | |
1da177e4 LT |
1722 | |
1723 | return (fcport); | |
1724 | } | |
1725 | ||
1726 | /* | |
1727 | * qla2x00_configure_loop | |
1728 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1729 | * | |
1730 | * Input: | |
1731 | * ha = adapter block pointer. | |
1732 | * | |
1733 | * Returns: | |
1734 | * 0 = success. | |
1735 | * 1 = error. | |
1736 | * 2 = database was full and device was not configured. | |
1737 | */ | |
1738 | static int | |
fa2a1ce5 | 1739 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1740 | { |
1741 | int rval; | |
1742 | unsigned long flags, save_flags; | |
1743 | ||
1744 | rval = QLA_SUCCESS; | |
1745 | ||
1746 | /* Get Initiator ID */ | |
1747 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1748 | rval = qla2x00_configure_hba(ha); | |
1749 | if (rval != QLA_SUCCESS) { | |
1750 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1751 | ha->host_no)); | |
1752 | return (rval); | |
1753 | } | |
1754 | } | |
1755 | ||
1756 | save_flags = flags = ha->dpc_flags; | |
1757 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1758 | ha->host_no, flags)); | |
1759 | ||
1760 | /* | |
1761 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1762 | * both at the same time. | |
1763 | */ | |
1764 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1765 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1766 | |
1767 | /* Determine what we need to do */ | |
1768 | if (ha->current_topology == ISP_CFG_FL && | |
1769 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1770 | ||
1771 | ha->flags.rscn_queue_overflow = 1; | |
1772 | set_bit(RSCN_UPDATE, &flags); | |
1773 | ||
1774 | } else if (ha->current_topology == ISP_CFG_F && | |
1775 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1776 | ||
1777 | ha->flags.rscn_queue_overflow = 1; | |
1778 | set_bit(RSCN_UPDATE, &flags); | |
1779 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
1780 | ||
1781 | } else if (!ha->flags.online || | |
1782 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1783 | ||
1784 | ha->flags.rscn_queue_overflow = 1; | |
1785 | set_bit(RSCN_UPDATE, &flags); | |
1786 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1787 | } | |
1788 | ||
1789 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1790 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1791 | rval = QLA_FUNCTION_FAILED; | |
1792 | } else { | |
1793 | rval = qla2x00_configure_local_loop(ha); | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
33135aa2 | 1798 | if (LOOP_NOT_READY(ha)) { |
1da177e4 LT |
1799 | rval = QLA_FUNCTION_FAILED; |
1800 | } else { | |
1801 | rval = qla2x00_configure_fabric(ha); | |
1802 | } | |
1803 | } | |
1804 | ||
1805 | if (rval == QLA_SUCCESS) { | |
1806 | if (atomic_read(&ha->loop_down_timer) || | |
1807 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1808 | rval = QLA_FUNCTION_FAILED; | |
1809 | } else { | |
1da177e4 LT |
1810 | atomic_set(&ha->loop_state, LOOP_READY); |
1811 | ||
1812 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
1813 | } | |
1814 | } | |
1815 | ||
1816 | if (rval) { | |
1817 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
1818 | __func__, ha->host_no)); | |
1819 | } else { | |
1820 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
1821 | } | |
1822 | ||
1823 | /* Restore state if a resync event occured during processing */ | |
1824 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1825 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
1826 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1827 | if (test_bit(RSCN_UPDATE, &save_flags)) | |
1828 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1829 | } | |
1830 | ||
1831 | return (rval); | |
1832 | } | |
1833 | ||
1834 | ||
1835 | ||
1836 | /* | |
1837 | * qla2x00_configure_local_loop | |
1838 | * Updates Fibre Channel Device Database with local loop devices. | |
1839 | * | |
1840 | * Input: | |
1841 | * ha = adapter block pointer. | |
1842 | * | |
1843 | * Returns: | |
1844 | * 0 = success. | |
1845 | */ | |
1846 | static int | |
fa2a1ce5 | 1847 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1848 | { |
1849 | int rval, rval2; | |
1850 | int found_devs; | |
1851 | int found; | |
1852 | fc_port_t *fcport, *new_fcport; | |
1853 | ||
1854 | uint16_t index; | |
1855 | uint16_t entries; | |
1856 | char *id_iter; | |
1857 | uint16_t loop_id; | |
1858 | uint8_t domain, area, al_pa; | |
1859 | ||
1860 | found_devs = 0; | |
1861 | new_fcport = NULL; | |
1862 | entries = MAX_FIBRE_DEVICES; | |
1863 | ||
1864 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
1865 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
1866 | ||
1867 | /* Get list of logged in devices. */ | |
1868 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
1869 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
1870 | &entries); | |
1871 | if (rval != QLA_SUCCESS) | |
1872 | goto cleanup_allocation; | |
1873 | ||
1874 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
1875 | ha->host_no, entries)); | |
1876 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
1877 | entries * sizeof(struct gid_list_info))); | |
1878 | ||
1879 | /* Allocate temporary fcport for any new fcports discovered. */ | |
1880 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1881 | if (new_fcport == NULL) { | |
1882 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1883 | goto cleanup_allocation; | |
1884 | } | |
1885 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1886 | ||
1887 | /* | |
1888 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
1889 | */ | |
1890 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1891 | if (atomic_read(&fcport->state) == FCS_ONLINE && | |
1892 | fcport->port_type != FCT_BROADCAST && | |
1893 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
1894 | ||
1895 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
1896 | "loop_id=0x%04x\n", | |
1897 | ha->host_no, fcport->loop_id)); | |
1898 | ||
1899 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1900 | fcport->flags &= ~FCF_FARP_DONE; | |
1901 | } | |
1902 | } | |
1903 | ||
1904 | /* Add devices to port list. */ | |
1905 | id_iter = (char *)ha->gid_list; | |
1906 | for (index = 0; index < entries; index++) { | |
1907 | domain = ((struct gid_list_info *)id_iter)->domain; | |
1908 | area = ((struct gid_list_info *)id_iter)->area; | |
1909 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 1910 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
1911 | loop_id = (uint16_t) |
1912 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 1913 | else |
1da177e4 LT |
1914 | loop_id = le16_to_cpu( |
1915 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 1916 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
1917 | |
1918 | /* Bypass reserved domain fields. */ | |
1919 | if ((domain & 0xf0) == 0xf0) | |
1920 | continue; | |
1921 | ||
1922 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
1923 | if (area && domain && |
1924 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
1925 | continue; |
1926 | ||
1927 | /* Bypass invalid local loop ID. */ | |
1928 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
1929 | continue; | |
1930 | ||
1931 | /* Fill in member data. */ | |
1932 | new_fcport->d_id.b.domain = domain; | |
1933 | new_fcport->d_id.b.area = area; | |
1934 | new_fcport->d_id.b.al_pa = al_pa; | |
1935 | new_fcport->loop_id = loop_id; | |
1936 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); | |
1937 | if (rval2 != QLA_SUCCESS) { | |
1938 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
1939 | "information -- get_port_database=%x, " | |
1940 | "loop_id=0x%04x\n", | |
1941 | ha->host_no, rval2, new_fcport->loop_id)); | |
1942 | continue; | |
1943 | } | |
1944 | ||
1945 | /* Check for matching device in port list. */ | |
1946 | found = 0; | |
1947 | fcport = NULL; | |
1948 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1949 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
1950 | WWN_SIZE)) | |
1951 | continue; | |
1952 | ||
1953 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
1954 | FCF_PERSISTENT_BOUND); | |
1955 | fcport->loop_id = new_fcport->loop_id; | |
1956 | fcport->port_type = new_fcport->port_type; | |
1957 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
1958 | memcpy(fcport->node_name, new_fcport->node_name, | |
1959 | WWN_SIZE); | |
1960 | ||
1961 | found++; | |
1962 | break; | |
1963 | } | |
1964 | ||
1965 | if (!found) { | |
1966 | /* New device, add to fcports list. */ | |
1967 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
1968 | list_add_tail(&new_fcport->list, &ha->fcports); | |
1969 | ||
1970 | /* Allocate a new replacement fcport. */ | |
1971 | fcport = new_fcport; | |
1972 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1973 | if (new_fcport == NULL) { | |
1974 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1975 | goto cleanup_allocation; | |
1976 | } | |
1977 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1978 | } | |
1979 | ||
1980 | qla2x00_update_fcport(ha, fcport); | |
1981 | ||
1982 | found_devs++; | |
1983 | } | |
1984 | ||
1985 | cleanup_allocation: | |
c9475cb0 | 1986 | kfree(new_fcport); |
1da177e4 LT |
1987 | |
1988 | if (rval != QLA_SUCCESS) { | |
1989 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
1990 | "rval=%x\n", ha->host_no, rval)); | |
1991 | } | |
1992 | ||
1993 | if (found_devs) { | |
1994 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
1995 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
1996 | } | |
1997 | ||
1998 | return (rval); | |
1999 | } | |
2000 | ||
2001 | static void | |
fa2a1ce5 | 2002 | qla2x00_probe_for_all_luns(scsi_qla_host_t *ha) |
1da177e4 LT |
2003 | { |
2004 | fc_port_t *fcport; | |
2005 | ||
fa2a1ce5 | 2006 | qla2x00_mark_all_devices_lost(ha); |
1da177e4 LT |
2007 | list_for_each_entry(fcport, &ha->fcports, list) { |
2008 | if (fcport->port_type != FCT_TARGET) | |
2009 | continue; | |
2010 | ||
fa2a1ce5 | 2011 | qla2x00_update_fcport(ha, fcport); |
1da177e4 LT |
2012 | } |
2013 | } | |
2014 | ||
2015 | /* | |
2016 | * qla2x00_update_fcport | |
2017 | * Updates device on list. | |
2018 | * | |
2019 | * Input: | |
2020 | * ha = adapter block pointer. | |
2021 | * fcport = port structure pointer. | |
2022 | * | |
2023 | * Return: | |
2024 | * 0 - Success | |
2025 | * BIT_0 - error | |
2026 | * | |
2027 | * Context: | |
2028 | * Kernel context. | |
2029 | */ | |
2030 | static void | |
2031 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2032 | { | |
2033 | uint16_t index; | |
2034 | unsigned long flags; | |
2035 | srb_t *sp; | |
2036 | ||
2037 | fcport->ha = ha; | |
2038 | fcport->login_retry = 0; | |
2039 | fcport->port_login_retry_count = ha->port_down_retry_count * | |
2040 | PORT_RETRY_TIME; | |
2041 | atomic_set(&fcport->port_down_timer, ha->port_down_retry_count * | |
2042 | PORT_RETRY_TIME); | |
2043 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2044 | ||
2045 | /* | |
2046 | * Check for outstanding cmd on tape Bypass LUN discovery if active | |
2047 | * command on tape. | |
2048 | */ | |
2049 | if (fcport->flags & FCF_TAPE_PRESENT) { | |
2050 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2051 | for (index = 1; index < MAX_OUTSTANDING_COMMANDS; index++) { | |
bdf79621 | 2052 | fc_port_t *sfcp; |
2053 | ||
1da177e4 | 2054 | if ((sp = ha->outstanding_cmds[index]) != 0) { |
bdf79621 | 2055 | sfcp = sp->fcport; |
2056 | if (sfcp == fcport) { | |
1da177e4 LT |
2057 | atomic_set(&fcport->state, FCS_ONLINE); |
2058 | spin_unlock_irqrestore( | |
2059 | &ha->hardware_lock, flags); | |
2060 | return; | |
2061 | } | |
2062 | } | |
2063 | } | |
2064 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
2065 | } | |
2066 | ||
1da177e4 | 2067 | if (fcport->port_type == FCT_INITIATOR || |
bdf79621 | 2068 | fcport->port_type == FCT_BROADCAST) |
1da177e4 | 2069 | fcport->device_type = TYPE_PROCESSOR; |
bdf79621 | 2070 | |
1da177e4 | 2071 | atomic_set(&fcport->state, FCS_ONLINE); |
bdf79621 | 2072 | |
8482e118 | 2073 | if (ha->flags.init_done) |
2074 | qla2x00_reg_remote_port(ha, fcport); | |
1da177e4 LT |
2075 | } |
2076 | ||
8482e118 | 2077 | void |
2078 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2079 | { | |
2080 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2081 | struct fc_rport *rport; |
8482e118 | 2082 | |
2083 | if (fcport->rport) { | |
19a7b4ae JSEC |
2084 | fc_remote_port_delete(fcport->rport); |
2085 | fcport->rport = NULL; | |
8482e118 | 2086 | } |
2087 | ||
f8b02a85 AV |
2088 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2089 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 | 2090 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2091 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 AV |
2092 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2093 | fcport->rport = rport = fc_remote_port_add(ha->host, 0, &rport_ids); | |
2094 | if (!rport) { | |
2095 | qla_printk(KERN_WARNING, ha, | |
2096 | "Unable to allocate fc remote port!\n"); | |
2097 | return; | |
2098 | } | |
19a7b4ae | 2099 | *((fc_port_t **)rport->dd_data) = fcport; |
ad3e0eda | 2100 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2101 | |
8482e118 | 2102 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2103 | if (fcport->port_type == FCT_INITIATOR) | |
2104 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2105 | if (fcport->port_type == FCT_TARGET) | |
2106 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2107 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 | 2108 | |
cc4731f5 AV |
2109 | if (rport->scsi_target_id != -1 && |
2110 | rport->scsi_target_id < ha->host->max_id) | |
bdf79621 | 2111 | fcport->os_target_id = rport->scsi_target_id; |
1da177e4 LT |
2112 | } |
2113 | ||
1da177e4 LT |
2114 | /* |
2115 | * qla2x00_configure_fabric | |
2116 | * Setup SNS devices with loop ID's. | |
2117 | * | |
2118 | * Input: | |
2119 | * ha = adapter block pointer. | |
2120 | * | |
2121 | * Returns: | |
2122 | * 0 = success. | |
2123 | * BIT_0 = error | |
2124 | */ | |
2125 | static int | |
2126 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2127 | { | |
2128 | int rval, rval2; | |
2129 | fc_port_t *fcport, *fcptemp; | |
2130 | uint16_t next_loopid; | |
2131 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2132 | uint16_t loop_id; |
1da177e4 LT |
2133 | LIST_HEAD(new_fcports); |
2134 | ||
2135 | /* If FL port exists, then SNS is present */ | |
0107109e AV |
2136 | if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) |
2137 | loop_id = NPH_F_PORT; | |
2138 | else | |
2139 | loop_id = SNS_FL_PORT; | |
2140 | rval = qla2x00_get_port_name(ha, loop_id, NULL, 0); | |
1da177e4 LT |
2141 | if (rval != QLA_SUCCESS) { |
2142 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2143 | "Port\n", ha->host_no)); | |
2144 | ||
2145 | ha->device_flags &= ~SWITCH_FOUND; | |
2146 | return (QLA_SUCCESS); | |
2147 | } | |
2148 | ||
2149 | /* Mark devices that need re-synchronization. */ | |
2150 | rval2 = qla2x00_device_resync(ha); | |
2151 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2152 | /* No point doing the scan, just continue. */ | |
2153 | return (QLA_SUCCESS); | |
2154 | } | |
2155 | do { | |
cca5335c AV |
2156 | /* FDMI support. */ |
2157 | if (ql2xfdmienable && | |
2158 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2159 | qla2x00_fdmi_register(ha); | |
2160 | ||
1da177e4 | 2161 | /* Ensure we are logged into the SNS. */ |
0107109e AV |
2162 | if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) |
2163 | loop_id = NPH_SNS; | |
2164 | else | |
2165 | loop_id = SIMPLE_NAME_SERVER; | |
2166 | ha->isp_ops.fabric_login(ha, loop_id, 0xff, 0xff, | |
abbd8870 | 2167 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2168 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2169 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2170 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2171 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2172 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2173 | return (QLA_SUCCESS); | |
2174 | } | |
2175 | ||
2176 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2177 | if (qla2x00_rft_id(ha)) { | |
2178 | /* EMPTY */ | |
2179 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2180 | "TYPE failed.\n", ha->host_no)); | |
2181 | } | |
2182 | if (qla2x00_rff_id(ha)) { | |
2183 | /* EMPTY */ | |
2184 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2185 | "Features failed.\n", ha->host_no)); | |
2186 | } | |
2187 | if (qla2x00_rnn_id(ha)) { | |
2188 | /* EMPTY */ | |
2189 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2190 | "failed.\n", ha->host_no)); | |
2191 | } else if (qla2x00_rsnn_nn(ha)) { | |
2192 | /* EMPTY */ | |
2193 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2194 | "Node Name failed.\n", ha->host_no)); | |
2195 | } | |
2196 | } | |
2197 | ||
2198 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2199 | if (rval != QLA_SUCCESS) | |
2200 | break; | |
2201 | ||
2202 | /* | |
2203 | * Logout all previous fabric devices marked lost, except | |
2204 | * tape devices. | |
2205 | */ | |
2206 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2207 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2208 | break; | |
2209 | ||
2210 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2211 | continue; | |
2212 | ||
2213 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2214 | qla2x00_mark_device_lost(ha, fcport, | |
2215 | ql2xplogiabsentdevice); | |
2216 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2217 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2218 | fcport->port_type != FCT_INITIATOR && | |
2219 | fcport->port_type != FCT_BROADCAST) { | |
2220 | ||
abbd8870 | 2221 | ha->isp_ops.fabric_logout(ha, |
1c7c6357 AV |
2222 | fcport->loop_id, |
2223 | fcport->d_id.b.domain, | |
2224 | fcport->d_id.b.area, | |
2225 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2226 | fcport->loop_id = FC_NO_LOOP_ID; |
2227 | } | |
2228 | } | |
2229 | } | |
2230 | ||
2231 | /* Starting free loop ID. */ | |
2232 | next_loopid = ha->min_external_loopid; | |
2233 | ||
2234 | /* | |
2235 | * Scan through our port list and login entries that need to be | |
2236 | * logged in. | |
2237 | */ | |
2238 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2239 | if (atomic_read(&ha->loop_down_timer) || | |
2240 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2241 | break; | |
2242 | ||
2243 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2244 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2245 | continue; | |
2246 | ||
2247 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2248 | fcport->loop_id = next_loopid; | |
2249 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2250 | if (rval != QLA_SUCCESS) { | |
2251 | /* Ran out of IDs to use */ | |
2252 | break; | |
2253 | } | |
2254 | } | |
1da177e4 LT |
2255 | /* Login and update database */ |
2256 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2257 | } | |
2258 | ||
2259 | /* Exit if out of loop IDs. */ | |
2260 | if (rval != QLA_SUCCESS) { | |
2261 | break; | |
2262 | } | |
2263 | ||
2264 | /* | |
2265 | * Login and add the new devices to our port list. | |
2266 | */ | |
2267 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2268 | if (atomic_read(&ha->loop_down_timer) || | |
2269 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2270 | break; | |
2271 | ||
2272 | /* Find a new loop ID to use. */ | |
2273 | fcport->loop_id = next_loopid; | |
2274 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2275 | if (rval != QLA_SUCCESS) { | |
2276 | /* Ran out of IDs to use */ | |
2277 | break; | |
2278 | } | |
2279 | ||
1da177e4 LT |
2280 | /* Remove device from the new list and add it to DB */ |
2281 | list_del(&fcport->list); | |
2282 | list_add_tail(&fcport->list, &ha->fcports); | |
bdf79621 | 2283 | |
2284 | /* Login and update database */ | |
2285 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
1da177e4 LT |
2286 | } |
2287 | } while (0); | |
2288 | ||
2289 | /* Free all new device structures not processed. */ | |
2290 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2291 | list_del(&fcport->list); | |
2292 | kfree(fcport); | |
2293 | } | |
2294 | ||
2295 | if (rval) { | |
2296 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2297 | "rval=%d\n", ha->host_no, rval)); | |
2298 | } | |
2299 | ||
2300 | return (rval); | |
2301 | } | |
2302 | ||
2303 | ||
2304 | /* | |
2305 | * qla2x00_find_all_fabric_devs | |
2306 | * | |
2307 | * Input: | |
2308 | * ha = adapter block pointer. | |
2309 | * dev = database device entry pointer. | |
2310 | * | |
2311 | * Returns: | |
2312 | * 0 = success. | |
2313 | * | |
2314 | * Context: | |
2315 | * Kernel context. | |
2316 | */ | |
2317 | static int | |
2318 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2319 | { | |
2320 | int rval; | |
2321 | uint16_t loop_id; | |
2322 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2323 | int found; | |
2324 | ||
2325 | sw_info_t *swl; | |
2326 | int swl_idx; | |
2327 | int first_dev, last_dev; | |
2328 | port_id_t wrap, nxt_d_id; | |
2329 | ||
2330 | rval = QLA_SUCCESS; | |
2331 | ||
2332 | /* Try GID_PT to get device list, else GAN. */ | |
2333 | swl = kmalloc(sizeof(sw_info_t) * MAX_FIBRE_DEVICES, GFP_ATOMIC); | |
2334 | if (swl == NULL) { | |
2335 | /*EMPTY*/ | |
2336 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2337 | "on GA_NXT\n", ha->host_no)); | |
2338 | } else { | |
2339 | memset(swl, 0, sizeof(sw_info_t) * MAX_FIBRE_DEVICES); | |
2340 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { | |
2341 | kfree(swl); | |
2342 | swl = NULL; | |
2343 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2344 | kfree(swl); | |
2345 | swl = NULL; | |
2346 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2347 | kfree(swl); | |
2348 | swl = NULL; | |
2349 | } | |
2350 | } | |
2351 | swl_idx = 0; | |
2352 | ||
2353 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2354 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2355 | if (new_fcport == NULL) { | |
c9475cb0 | 2356 | kfree(swl); |
1da177e4 LT |
2357 | return (QLA_MEMORY_ALLOC_FAILED); |
2358 | } | |
2359 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2360 | ||
2361 | /* Set start port ID scan at adapter ID. */ | |
2362 | first_dev = 1; | |
2363 | last_dev = 0; | |
2364 | ||
2365 | /* Starting free loop ID. */ | |
2366 | loop_id = ha->min_external_loopid; | |
1da177e4 | 2367 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2368 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2369 | continue; |
2370 | ||
33135aa2 | 2371 | if (atomic_read(&ha->loop_down_timer) || LOOP_NOT_READY(ha)) |
1da177e4 LT |
2372 | break; |
2373 | ||
2374 | if (swl != NULL) { | |
2375 | if (last_dev) { | |
2376 | wrap.b24 = new_fcport->d_id.b24; | |
2377 | } else { | |
2378 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2379 | memcpy(new_fcport->node_name, | |
2380 | swl[swl_idx].node_name, WWN_SIZE); | |
2381 | memcpy(new_fcport->port_name, | |
2382 | swl[swl_idx].port_name, WWN_SIZE); | |
2383 | ||
2384 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2385 | last_dev = 1; | |
2386 | } | |
2387 | swl_idx++; | |
2388 | } | |
2389 | } else { | |
2390 | /* Send GA_NXT to the switch */ | |
2391 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2392 | if (rval != QLA_SUCCESS) { | |
2393 | qla_printk(KERN_WARNING, ha, | |
2394 | "SNS scan failed -- assuming zero-entry " | |
2395 | "result...\n"); | |
2396 | list_for_each_entry_safe(fcport, fcptemp, | |
2397 | new_fcports, list) { | |
2398 | list_del(&fcport->list); | |
2399 | kfree(fcport); | |
2400 | } | |
2401 | rval = QLA_SUCCESS; | |
2402 | break; | |
2403 | } | |
2404 | } | |
2405 | ||
2406 | /* If wrap on switch device list, exit. */ | |
2407 | if (first_dev) { | |
2408 | wrap.b24 = new_fcport->d_id.b24; | |
2409 | first_dev = 0; | |
2410 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2411 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2412 | ha->host_no, new_fcport->d_id.b.domain, | |
2413 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2414 | break; | |
2415 | } | |
2416 | ||
2417 | /* Bypass if host adapter. */ | |
2418 | if (new_fcport->d_id.b24 == ha->d_id.b24) | |
2419 | continue; | |
2420 | ||
f7d289f6 AV |
2421 | /* Bypass if same domain and area of adapter. */ |
2422 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2423 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2424 | ISP_CFG_FL) | |
2425 | continue; | |
2426 | ||
1da177e4 LT |
2427 | /* Bypass reserved domain fields. */ |
2428 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2429 | continue; | |
2430 | ||
2431 | /* Locate matching device in database. */ | |
2432 | found = 0; | |
2433 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2434 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
2435 | WWN_SIZE)) | |
2436 | continue; | |
2437 | ||
2438 | found++; | |
2439 | ||
2440 | /* | |
2441 | * If address the same and state FCS_ONLINE, nothing | |
2442 | * changed. | |
2443 | */ | |
2444 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2445 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2446 | break; | |
2447 | } | |
2448 | ||
2449 | /* | |
2450 | * If device was not a fabric device before. | |
2451 | */ | |
2452 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2453 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2454 | fcport->loop_id = FC_NO_LOOP_ID; | |
2455 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2456 | FCF_LOGIN_NEEDED); | |
2457 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2458 | break; | |
2459 | } | |
2460 | ||
2461 | /* | |
2462 | * Port ID changed or device was marked to be updated; | |
2463 | * Log it out if still logged in and mark it for | |
2464 | * relogin later. | |
2465 | */ | |
2466 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2467 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2468 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2469 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2470 | fcport->port_type != FCT_INITIATOR && | |
2471 | fcport->port_type != FCT_BROADCAST) { | |
1c7c6357 AV |
2472 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2473 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2474 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2475 | fcport->loop_id = FC_NO_LOOP_ID; |
2476 | } | |
2477 | ||
2478 | break; | |
2479 | } | |
2480 | ||
2481 | if (found) | |
2482 | continue; | |
2483 | ||
2484 | /* If device was not in our fcports list, then add it. */ | |
2485 | list_add_tail(&new_fcport->list, new_fcports); | |
2486 | ||
2487 | /* Allocate a new replacement fcport. */ | |
2488 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2489 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2490 | if (new_fcport == NULL) { | |
c9475cb0 | 2491 | kfree(swl); |
1da177e4 LT |
2492 | return (QLA_MEMORY_ALLOC_FAILED); |
2493 | } | |
2494 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2495 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2496 | } | |
2497 | ||
c9475cb0 JJ |
2498 | kfree(swl); |
2499 | kfree(new_fcport); | |
1da177e4 LT |
2500 | |
2501 | if (!list_empty(new_fcports)) | |
2502 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2503 | ||
2504 | return (rval); | |
2505 | } | |
2506 | ||
2507 | /* | |
2508 | * qla2x00_find_new_loop_id | |
2509 | * Scan through our port list and find a new usable loop ID. | |
2510 | * | |
2511 | * Input: | |
2512 | * ha: adapter state pointer. | |
2513 | * dev: port structure pointer. | |
2514 | * | |
2515 | * Returns: | |
2516 | * qla2x00 local function return status code. | |
2517 | * | |
2518 | * Context: | |
2519 | * Kernel context. | |
2520 | */ | |
2521 | int | |
2522 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) | |
2523 | { | |
2524 | int rval; | |
2525 | int found; | |
2526 | fc_port_t *fcport; | |
2527 | uint16_t first_loop_id; | |
2528 | ||
2529 | rval = QLA_SUCCESS; | |
2530 | ||
2531 | /* Save starting loop ID. */ | |
2532 | first_loop_id = dev->loop_id; | |
2533 | ||
2534 | for (;;) { | |
2535 | /* Skip loop ID if already used by adapter. */ | |
2536 | if (dev->loop_id == ha->loop_id) { | |
2537 | dev->loop_id++; | |
2538 | } | |
2539 | ||
2540 | /* Skip reserved loop IDs. */ | |
3d71644c | 2541 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2542 | dev->loop_id++; |
2543 | } | |
2544 | ||
2545 | /* Reset loop ID if passed the end. */ | |
2546 | if (dev->loop_id > ha->last_loop_id) { | |
2547 | /* first loop ID. */ | |
2548 | dev->loop_id = ha->min_external_loopid; | |
2549 | } | |
2550 | ||
2551 | /* Check for loop ID being already in use. */ | |
2552 | found = 0; | |
2553 | fcport = NULL; | |
2554 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2555 | if (fcport->loop_id == dev->loop_id && fcport != dev) { | |
2556 | /* ID possibly in use */ | |
2557 | found++; | |
2558 | break; | |
2559 | } | |
2560 | } | |
2561 | ||
2562 | /* If not in use then it is free to use. */ | |
2563 | if (!found) { | |
2564 | break; | |
2565 | } | |
2566 | ||
2567 | /* ID in use. Try next value. */ | |
2568 | dev->loop_id++; | |
2569 | ||
2570 | /* If wrap around. No free ID to use. */ | |
2571 | if (dev->loop_id == first_loop_id) { | |
2572 | dev->loop_id = FC_NO_LOOP_ID; | |
2573 | rval = QLA_FUNCTION_FAILED; | |
2574 | break; | |
2575 | } | |
2576 | } | |
2577 | ||
2578 | return (rval); | |
2579 | } | |
2580 | ||
2581 | /* | |
2582 | * qla2x00_device_resync | |
2583 | * Marks devices in the database that needs resynchronization. | |
2584 | * | |
2585 | * Input: | |
2586 | * ha = adapter block pointer. | |
2587 | * | |
2588 | * Context: | |
2589 | * Kernel context. | |
2590 | */ | |
2591 | static int | |
fa2a1ce5 | 2592 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2593 | { |
2594 | int rval; | |
2595 | int rval2; | |
2596 | uint32_t mask; | |
2597 | fc_port_t *fcport; | |
2598 | uint32_t rscn_entry; | |
2599 | uint8_t rscn_out_iter; | |
2600 | uint8_t format; | |
2601 | port_id_t d_id; | |
2602 | ||
2603 | rval = QLA_RSCNS_HANDLED; | |
2604 | ||
2605 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2606 | ha->flags.rscn_queue_overflow) { | |
2607 | ||
2608 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2609 | format = MSB(MSW(rscn_entry)); | |
2610 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2611 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2612 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2613 | ||
2614 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2615 | "[%02x/%02x%02x%02x].\n", | |
2616 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2617 | d_id.b.area, d_id.b.al_pa)); | |
2618 | ||
2619 | ha->rscn_out_ptr++; | |
2620 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2621 | ha->rscn_out_ptr = 0; | |
2622 | ||
2623 | /* Skip duplicate entries. */ | |
2624 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2625 | !ha->flags.rscn_queue_overflow && | |
2626 | rscn_out_iter != ha->rscn_in_ptr; | |
2627 | rscn_out_iter = (rscn_out_iter == | |
2628 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2629 | ||
2630 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2631 | break; | |
2632 | ||
2633 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2634 | "entry found at [%d].\n", ha->host_no, | |
2635 | rscn_out_iter)); | |
2636 | ||
2637 | ha->rscn_out_ptr = rscn_out_iter; | |
2638 | } | |
2639 | ||
2640 | /* Queue overflow, set switch default case. */ | |
2641 | if (ha->flags.rscn_queue_overflow) { | |
2642 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2643 | "overflow.\n", ha->host_no)); | |
2644 | ||
2645 | format = 3; | |
2646 | ha->flags.rscn_queue_overflow = 0; | |
2647 | } | |
2648 | ||
2649 | switch (format) { | |
2650 | case 0: | |
2651 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && | |
2652 | !IS_QLA6312(ha) && !IS_QLA6322(ha) && | |
0107109e | 2653 | !IS_QLA24XX(ha) && !IS_QLA25XX(ha) && |
1da177e4 LT |
2654 | ha->flags.init_done) { |
2655 | /* Handle port RSCN via asyncronous IOCBs */ | |
2656 | rval2 = qla2x00_handle_port_rscn(ha, rscn_entry, | |
2657 | NULL, 0); | |
2658 | if (rval2 == QLA_SUCCESS) | |
2659 | continue; | |
2660 | } | |
2661 | mask = 0xffffff; | |
2662 | break; | |
2663 | case 1: | |
2664 | mask = 0xffff00; | |
2665 | break; | |
2666 | case 2: | |
2667 | mask = 0xff0000; | |
2668 | break; | |
2669 | default: | |
2670 | mask = 0x0; | |
2671 | d_id.b24 = 0; | |
2672 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2673 | break; | |
2674 | } | |
2675 | ||
2676 | rval = QLA_SUCCESS; | |
2677 | ||
2678 | /* Abort any outstanding IO descriptors. */ | |
2679 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
2680 | qla2x00_cancel_io_descriptors(ha); | |
2681 | ||
2682 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2683 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2684 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2685 | fcport->port_type == FCT_BROADCAST) | |
2686 | continue; | |
2687 | ||
2688 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2689 | if (format != 3 || | |
2690 | fcport->port_type != FCT_INITIATOR) { | |
8482e118 | 2691 | qla2x00_mark_device_lost(ha, fcport, 0); |
1da177e4 LT |
2692 | } |
2693 | } | |
2694 | fcport->flags &= ~FCF_FARP_DONE; | |
2695 | } | |
2696 | } | |
2697 | return (rval); | |
2698 | } | |
2699 | ||
2700 | /* | |
2701 | * qla2x00_fabric_dev_login | |
2702 | * Login fabric target device and update FC port database. | |
2703 | * | |
2704 | * Input: | |
2705 | * ha: adapter state pointer. | |
2706 | * fcport: port structure list pointer. | |
2707 | * next_loopid: contains value of a new loop ID that can be used | |
2708 | * by the next login attempt. | |
2709 | * | |
2710 | * Returns: | |
2711 | * qla2x00 local function return status code. | |
2712 | * | |
2713 | * Context: | |
2714 | * Kernel context. | |
2715 | */ | |
2716 | static int | |
2717 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2718 | uint16_t *next_loopid) | |
2719 | { | |
2720 | int rval; | |
2721 | int retry; | |
0107109e | 2722 | uint8_t opts; |
1da177e4 LT |
2723 | |
2724 | rval = QLA_SUCCESS; | |
2725 | retry = 0; | |
2726 | ||
2727 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2728 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2729 | /* Send an ADISC to tape devices.*/ |
2730 | opts = 0; | |
2731 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2732 | opts |= BIT_1; | |
2733 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 2734 | if (rval != QLA_SUCCESS) { |
1c7c6357 AV |
2735 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2736 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2737 | fcport->d_id.b.al_pa); | |
0107109e AV |
2738 | qla2x00_mark_device_lost(ha, fcport, 1); |
2739 | ||
1da177e4 LT |
2740 | } else { |
2741 | qla2x00_update_fcport(ha, fcport); | |
2742 | } | |
2743 | } | |
2744 | ||
2745 | return (rval); | |
2746 | } | |
2747 | ||
2748 | /* | |
2749 | * qla2x00_fabric_login | |
2750 | * Issue fabric login command. | |
2751 | * | |
2752 | * Input: | |
2753 | * ha = adapter block pointer. | |
2754 | * device = pointer to FC device type structure. | |
2755 | * | |
2756 | * Returns: | |
2757 | * 0 - Login successfully | |
2758 | * 1 - Login failed | |
2759 | * 2 - Initiator device | |
2760 | * 3 - Fatal error | |
2761 | */ | |
2762 | int | |
2763 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2764 | uint16_t *next_loopid) | |
2765 | { | |
2766 | int rval; | |
2767 | int retry; | |
2768 | uint16_t tmp_loopid; | |
2769 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2770 | ||
2771 | retry = 0; | |
2772 | tmp_loopid = 0; | |
2773 | ||
2774 | for (;;) { | |
2775 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
2776 | "for port %02x%02x%02x.\n", | |
2777 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
2778 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2779 | ||
2780 | /* Login fcport on switch. */ | |
abbd8870 | 2781 | ha->isp_ops.fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
2782 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2783 | fcport->d_id.b.al_pa, mb, BIT_0); | |
2784 | if (mb[0] == MBS_PORT_ID_USED) { | |
2785 | /* | |
2786 | * Device has another loop ID. The firmware team | |
0107109e AV |
2787 | * recommends the driver perform an implicit login with |
2788 | * the specified ID again. The ID we just used is save | |
2789 | * here so we return with an ID that can be tried by | |
2790 | * the next login. | |
1da177e4 LT |
2791 | */ |
2792 | retry++; | |
2793 | tmp_loopid = fcport->loop_id; | |
2794 | fcport->loop_id = mb[1]; | |
2795 | ||
2796 | DEBUG(printk("Fabric Login: port in use - next " | |
2797 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
2798 | fcport->loop_id, fcport->d_id.b.domain, | |
2799 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2800 | ||
2801 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
2802 | /* | |
2803 | * Login succeeded. | |
2804 | */ | |
2805 | if (retry) { | |
2806 | /* A retry occurred before. */ | |
2807 | *next_loopid = tmp_loopid; | |
2808 | } else { | |
2809 | /* | |
2810 | * No retry occurred before. Just increment the | |
2811 | * ID value for next login. | |
2812 | */ | |
2813 | *next_loopid = (fcport->loop_id + 1); | |
2814 | } | |
2815 | ||
2816 | if (mb[1] & BIT_0) { | |
2817 | fcport->port_type = FCT_INITIATOR; | |
2818 | } else { | |
2819 | fcport->port_type = FCT_TARGET; | |
2820 | if (mb[1] & BIT_1) { | |
2821 | fcport->flags |= FCF_TAPE_PRESENT; | |
2822 | } | |
2823 | } | |
2824 | ||
ad3e0eda AV |
2825 | if (mb[10] & BIT_0) |
2826 | fcport->supported_classes |= FC_COS_CLASS2; | |
2827 | if (mb[10] & BIT_1) | |
2828 | fcport->supported_classes |= FC_COS_CLASS3; | |
2829 | ||
1da177e4 LT |
2830 | rval = QLA_SUCCESS; |
2831 | break; | |
2832 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
2833 | /* | |
2834 | * Loop ID already used, try next loop ID. | |
2835 | */ | |
2836 | fcport->loop_id++; | |
2837 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2838 | if (rval != QLA_SUCCESS) { | |
2839 | /* Ran out of loop IDs to use */ | |
2840 | break; | |
2841 | } | |
2842 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
2843 | /* | |
2844 | * Firmware possibly timed out during login. If NO | |
2845 | * retries are left to do then the device is declared | |
2846 | * dead. | |
2847 | */ | |
2848 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2849 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2850 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2851 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2852 | qla2x00_mark_device_lost(ha, fcport, 1); |
2853 | ||
2854 | rval = 1; | |
2855 | break; | |
2856 | } else { | |
2857 | /* | |
2858 | * unrecoverable / not handled error | |
2859 | */ | |
2860 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
2861 | "loop_id=%x jiffies=%lx.\n", |
2862 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
2863 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2864 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
2865 | ||
2866 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2867 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2868 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2869 | fcport->d_id.b.al_pa); | |
1da177e4 | 2870 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 2871 | fcport->login_retry = 0; |
1da177e4 LT |
2872 | |
2873 | rval = 3; | |
2874 | break; | |
2875 | } | |
2876 | } | |
2877 | ||
2878 | return (rval); | |
2879 | } | |
2880 | ||
2881 | /* | |
2882 | * qla2x00_local_device_login | |
2883 | * Issue local device login command. | |
2884 | * | |
2885 | * Input: | |
2886 | * ha = adapter block pointer. | |
2887 | * loop_id = loop id of device to login to. | |
2888 | * | |
2889 | * Returns (Where's the #define!!!!): | |
2890 | * 0 - Login successfully | |
2891 | * 1 - Login failed | |
2892 | * 3 - Fatal error | |
2893 | */ | |
2894 | int | |
2895 | qla2x00_local_device_login(scsi_qla_host_t *ha, uint16_t loop_id) | |
2896 | { | |
2897 | int rval; | |
2898 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2899 | ||
2900 | memset(mb, 0, sizeof(mb)); | |
2901 | rval = qla2x00_login_local_device(ha, loop_id, mb, BIT_0); | |
2902 | if (rval == QLA_SUCCESS) { | |
2903 | /* Interrogate mailbox registers for any errors */ | |
2904 | if (mb[0] == MBS_COMMAND_ERROR) | |
2905 | rval = 1; | |
2906 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
2907 | /* device not in PCB table */ | |
2908 | rval = 3; | |
2909 | } | |
2910 | ||
2911 | return (rval); | |
2912 | } | |
2913 | ||
2914 | /* | |
2915 | * qla2x00_loop_resync | |
2916 | * Resync with fibre channel devices. | |
2917 | * | |
2918 | * Input: | |
2919 | * ha = adapter block pointer. | |
2920 | * | |
2921 | * Returns: | |
2922 | * 0 = success | |
2923 | */ | |
2924 | int | |
fa2a1ce5 | 2925 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2926 | { |
2927 | int rval; | |
2928 | uint32_t wait_time; | |
2929 | ||
2930 | rval = QLA_SUCCESS; | |
2931 | ||
2932 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
2933 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
2934 | if (ha->flags.online) { | |
2935 | if (!(rval = qla2x00_fw_ready(ha))) { | |
2936 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
2937 | wait_time = 256; | |
2938 | do { | |
1da177e4 LT |
2939 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
2940 | ||
0107109e AV |
2941 | /* Issue a marker after FW becomes ready. */ |
2942 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
2943 | ha->marker_needed = 0; | |
1da177e4 LT |
2944 | |
2945 | /* Remap devices on Loop. */ | |
2946 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
2947 | ||
2948 | qla2x00_configure_loop(ha); | |
2949 | wait_time--; | |
2950 | } while (!atomic_read(&ha->loop_down_timer) && | |
2951 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
2952 | wait_time && | |
2953 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
2954 | } | |
1da177e4 LT |
2955 | } |
2956 | ||
2957 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
2958 | return (QLA_FUNCTION_FAILED); | |
2959 | } | |
2960 | ||
2961 | if (rval) { | |
2962 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
2963 | } | |
2964 | ||
2965 | return (rval); | |
2966 | } | |
2967 | ||
1da177e4 LT |
2968 | void |
2969 | qla2x00_rescan_fcports(scsi_qla_host_t *ha) | |
2970 | { | |
2971 | int rescan_done; | |
2972 | fc_port_t *fcport; | |
2973 | ||
2974 | rescan_done = 0; | |
2975 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2976 | if ((fcport->flags & FCF_RESCAN_NEEDED) == 0) | |
2977 | continue; | |
2978 | ||
2979 | qla2x00_update_fcport(ha, fcport); | |
2980 | fcport->flags &= ~FCF_RESCAN_NEEDED; | |
2981 | ||
2982 | rescan_done = 1; | |
2983 | } | |
fa2a1ce5 | 2984 | qla2x00_probe_for_all_luns(ha); |
1da177e4 LT |
2985 | } |
2986 | ||
2987 | /* | |
2988 | * qla2x00_abort_isp | |
2989 | * Resets ISP and aborts all outstanding commands. | |
2990 | * | |
2991 | * Input: | |
2992 | * ha = adapter block pointer. | |
2993 | * | |
2994 | * Returns: | |
2995 | * 0 = success | |
2996 | */ | |
2997 | int | |
2998 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
2999 | { | |
3000 | unsigned long flags = 0; | |
3001 | uint16_t cnt; | |
3002 | srb_t *sp; | |
3003 | uint8_t status = 0; | |
3004 | ||
3005 | if (ha->flags.online) { | |
3006 | ha->flags.online = 0; | |
3007 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
3008 | |
3009 | qla_printk(KERN_INFO, ha, | |
3010 | "Performing ISP error recovery - ha= %p.\n", ha); | |
abbd8870 | 3011 | ha->isp_ops.reset_chip(ha); |
1da177e4 LT |
3012 | |
3013 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3014 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3015 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
3016 | qla2x00_mark_all_devices_lost(ha); | |
3017 | } else { | |
3018 | if (!atomic_read(&ha->loop_down_timer)) | |
3019 | atomic_set(&ha->loop_down_timer, | |
3020 | LOOP_DOWN_TIME); | |
3021 | } | |
3022 | ||
3023 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3024 | /* Requeue all commands in outstanding command list. */ | |
3025 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
3026 | sp = ha->outstanding_cmds[cnt]; | |
3027 | if (sp) { | |
3028 | ha->outstanding_cmds[cnt] = NULL; | |
1da177e4 | 3029 | sp->flags = 0; |
f4f051eb | 3030 | sp->cmd->result = DID_RESET << 16; |
1da177e4 | 3031 | sp->cmd->host_scribble = (unsigned char *)NULL; |
f4f051eb | 3032 | qla2x00_sp_compl(ha, sp); |
1da177e4 LT |
3033 | } |
3034 | } | |
3035 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3036 | ||
abbd8870 | 3037 | ha->isp_ops.nvram_config(ha); |
1da177e4 LT |
3038 | |
3039 | if (!qla2x00_restart_isp(ha)) { | |
3040 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3041 | ||
3042 | if (!atomic_read(&ha->loop_down_timer)) { | |
3043 | /* | |
3044 | * Issue marker command only when we are going | |
3045 | * to start the I/O . | |
3046 | */ | |
3047 | ha->marker_needed = 1; | |
3048 | } | |
3049 | ||
3050 | ha->flags.online = 1; | |
3051 | ||
abbd8870 | 3052 | ha->isp_ops.enable_intrs(ha); |
1da177e4 | 3053 | |
fa2a1ce5 | 3054 | ha->isp_abort_cnt = 0; |
1da177e4 LT |
3055 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3056 | } else { /* failed the ISP abort */ | |
3057 | ha->flags.online = 1; | |
3058 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3059 | if (ha->isp_abort_cnt == 0) { | |
3060 | qla_printk(KERN_WARNING, ha, | |
3061 | "ISP error recovery failed - " | |
3062 | "board disabled\n"); | |
fa2a1ce5 | 3063 | /* |
1da177e4 LT |
3064 | * The next call disables the board |
3065 | * completely. | |
3066 | */ | |
abbd8870 | 3067 | ha->isp_ops.reset_adapter(ha); |
1da177e4 LT |
3068 | ha->flags.online = 0; |
3069 | clear_bit(ISP_ABORT_RETRY, | |
3070 | &ha->dpc_flags); | |
3071 | status = 0; | |
3072 | } else { /* schedule another ISP abort */ | |
3073 | ha->isp_abort_cnt--; | |
3074 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3075 | "retry remaining %d\n", |
1da177e4 LT |
3076 | ha->host_no, ha->isp_abort_cnt);) |
3077 | status = 1; | |
3078 | } | |
3079 | } else { | |
3080 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3081 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3082 | "- retrying (%d) more times\n", | |
3083 | ha->host_no, ha->isp_abort_cnt);) | |
3084 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); | |
3085 | status = 1; | |
3086 | } | |
3087 | } | |
fa2a1ce5 | 3088 | |
1da177e4 LT |
3089 | } |
3090 | ||
3091 | if (status) { | |
3092 | qla_printk(KERN_INFO, ha, | |
3093 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3094 | } else { | |
3095 | DEBUG(printk(KERN_INFO | |
3096 | "qla2x00_abort_isp(%ld): exiting.\n", | |
3097 | ha->host_no);) | |
3098 | } | |
3099 | ||
3100 | return(status); | |
3101 | } | |
3102 | ||
3103 | /* | |
3104 | * qla2x00_restart_isp | |
3105 | * restarts the ISP after a reset | |
3106 | * | |
3107 | * Input: | |
3108 | * ha = adapter block pointer. | |
3109 | * | |
3110 | * Returns: | |
3111 | * 0 = success | |
3112 | */ | |
3113 | static int | |
3114 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3115 | { | |
3116 | uint8_t status = 0; | |
3d71644c | 3117 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3118 | unsigned long flags = 0; |
3119 | uint32_t wait_time; | |
3120 | ||
3121 | /* If firmware needs to be loaded */ | |
3122 | if (qla2x00_isp_firmware(ha)) { | |
3123 | ha->flags.online = 0; | |
abbd8870 | 3124 | if (!(status = ha->isp_ops.chip_diag(ha))) { |
1da177e4 LT |
3125 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
3126 | status = qla2x00_setup_chip(ha); | |
3127 | goto done; | |
3128 | } | |
3129 | ||
1da177e4 LT |
3130 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3131 | ||
0107109e AV |
3132 | if (!IS_QLA24XX(ha) && !IS_QLA25XX(ha)) { |
3133 | /* | |
3134 | * Disable SRAM, Instruction RAM and GP RAM | |
3135 | * parity. | |
3136 | */ | |
3137 | WRT_REG_WORD(®->hccr, | |
3138 | (HCCR_ENABLE_PARITY + 0x0)); | |
3139 | RD_REG_WORD(®->hccr); | |
3140 | } | |
1da177e4 LT |
3141 | |
3142 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3143 | |
1da177e4 LT |
3144 | status = qla2x00_setup_chip(ha); |
3145 | ||
3146 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3147 | |
0107109e AV |
3148 | if (!IS_QLA24XX(ha) && !IS_QLA25XX(ha)) { |
3149 | /* Enable proper parity */ | |
3150 | if (IS_QLA2300(ha)) | |
3151 | /* SRAM parity */ | |
3152 | WRT_REG_WORD(®->hccr, | |
3153 | (HCCR_ENABLE_PARITY + 0x1)); | |
3154 | else | |
3155 | /* | |
3156 | * SRAM, Instruction RAM and GP RAM | |
3157 | * parity. | |
3158 | */ | |
3159 | WRT_REG_WORD(®->hccr, | |
3160 | (HCCR_ENABLE_PARITY + 0x7)); | |
3161 | RD_REG_WORD(®->hccr); | |
3162 | } | |
1da177e4 LT |
3163 | |
3164 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3165 | } | |
3166 | } | |
3167 | ||
3168 | done: | |
3169 | if (!status && !(status = qla2x00_init_rings(ha))) { | |
3170 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3171 | if (!(status = qla2x00_fw_ready(ha))) { | |
3172 | DEBUG(printk("%s(): Start configure loop, " | |
0107109e AV |
3173 | "status = %d\n", __func__, status);) |
3174 | ||
3175 | /* Issue a marker after FW becomes ready. */ | |
3176 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3177 | ||
1da177e4 LT |
3178 | ha->flags.online = 1; |
3179 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3180 | wait_time = 256; | |
3181 | do { | |
3182 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3183 | qla2x00_configure_loop(ha); | |
3184 | wait_time--; | |
3185 | } while (!atomic_read(&ha->loop_down_timer) && | |
3186 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3187 | wait_time && | |
3188 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3189 | } | |
3190 | ||
3191 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3192 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3193 | status = 0; |
3194 | ||
3195 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3196 | __func__, | |
3197 | status);) | |
3198 | } | |
3199 | return (status); | |
3200 | } | |
3201 | ||
3202 | /* | |
3203 | * qla2x00_reset_adapter | |
3204 | * Reset adapter. | |
3205 | * | |
3206 | * Input: | |
3207 | * ha = adapter block pointer. | |
3208 | */ | |
abbd8870 | 3209 | void |
1da177e4 LT |
3210 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3211 | { | |
3212 | unsigned long flags = 0; | |
3d71644c | 3213 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3214 | |
3215 | ha->flags.online = 0; | |
abbd8870 | 3216 | ha->isp_ops.disable_intrs(ha); |
1da177e4 | 3217 | |
1da177e4 LT |
3218 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3219 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3220 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3221 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3222 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3223 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3224 | } | |
0107109e AV |
3225 | |
3226 | void | |
3227 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3228 | { | |
3229 | unsigned long flags = 0; | |
3230 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3231 | ||
3232 | ha->flags.online = 0; | |
3233 | ha->isp_ops.disable_intrs(ha); | |
3234 | ||
3235 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3236 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3237 | RD_REG_DWORD(®->hccr); | |
3238 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3239 | RD_REG_DWORD(®->hccr); | |
3240 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3241 | } | |
3242 | ||
3243 | int | |
3244 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3245 | { | |
3246 | int rval; | |
3247 | struct init_cb_24xx *icb; | |
3248 | struct nvram_24xx *nv; | |
3249 | uint32_t *dptr; | |
3250 | uint8_t *dptr1, *dptr2; | |
3251 | uint32_t chksum; | |
3252 | uint16_t cnt; | |
3253 | ||
3254 | rval = QLA_SUCCESS; | |
3255 | icb = (struct init_cb_24xx *)ha->init_cb; | |
3256 | nv = (struct nvram_24xx *)ha->request_ring; | |
3257 | ||
3258 | /* Determine NVRAM starting address. */ | |
3259 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3260 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
3261 | if (PCI_FUNC(ha->pdev->devfn)) | |
3262 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; | |
3263 | ||
3264 | /* Get NVRAM data and calculate checksum. */ | |
3265 | dptr = (uint32_t *)nv; | |
3266 | ha->isp_ops.read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, | |
3267 | ha->nvram_size); | |
3268 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3269 | chksum += le32_to_cpu(*dptr++); | |
3270 | ||
3271 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
3272 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
3273 | ha->nvram_size)); | |
3274 | ||
3275 | /* Bad NVRAM data, set defaults parameters. */ | |
3276 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3277 | || nv->id[3] != ' ' || | |
3278 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3279 | /* Reset NVRAM data. */ | |
3280 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3281 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3282 | le16_to_cpu(nv->nvram_version)); | |
3283 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " | |
3284 | "invalid -- WWPN) defaults.\n"); | |
3285 | ||
3286 | /* | |
3287 | * Set default initialization control block. | |
3288 | */ | |
3289 | memset(nv, 0, ha->nvram_size); | |
3290 | nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); | |
3291 | nv->version = __constant_cpu_to_le16(ICB_VERSION); | |
3292 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
3293 | nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
3294 | nv->exchange_count = __constant_cpu_to_le16(0); | |
3295 | nv->hard_address = __constant_cpu_to_le16(124); | |
3296 | nv->port_name[0] = 0x21; | |
3297 | nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn); | |
3298 | nv->port_name[2] = 0x00; | |
3299 | nv->port_name[3] = 0xe0; | |
3300 | nv->port_name[4] = 0x8b; | |
3301 | nv->port_name[5] = 0x1c; | |
3302 | nv->port_name[6] = 0x55; | |
3303 | nv->port_name[7] = 0x86; | |
3304 | nv->node_name[0] = 0x20; | |
3305 | nv->node_name[1] = 0x00; | |
3306 | nv->node_name[2] = 0x00; | |
3307 | nv->node_name[3] = 0xe0; | |
3308 | nv->node_name[4] = 0x8b; | |
3309 | nv->node_name[5] = 0x1c; | |
3310 | nv->node_name[6] = 0x55; | |
3311 | nv->node_name[7] = 0x86; | |
3312 | nv->login_retry_count = __constant_cpu_to_le16(8); | |
3313 | nv->link_down_timeout = __constant_cpu_to_le16(200); | |
3314 | nv->interrupt_delay_timer = __constant_cpu_to_le16(0); | |
3315 | nv->login_timeout = __constant_cpu_to_le16(0); | |
3316 | nv->firmware_options_1 = | |
3317 | __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); | |
3318 | nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); | |
3319 | nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); | |
3320 | nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); | |
3321 | nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); | |
3322 | nv->efi_parameters = __constant_cpu_to_le32(0); | |
3323 | nv->reset_delay = 5; | |
3324 | nv->max_luns_per_target = __constant_cpu_to_le16(128); | |
3325 | nv->port_down_retry_count = __constant_cpu_to_le16(30); | |
3326 | nv->link_down_timeout = __constant_cpu_to_le16(30); | |
3327 | ||
3328 | rval = 1; | |
3329 | } | |
3330 | ||
3331 | /* Reset Initialization control block */ | |
3332 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3333 | ||
3334 | /* Copy 1st segment. */ | |
3335 | dptr1 = (uint8_t *)icb; | |
3336 | dptr2 = (uint8_t *)&nv->version; | |
3337 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3338 | while (cnt--) | |
3339 | *dptr1++ = *dptr2++; | |
3340 | ||
3341 | icb->login_retry_count = nv->login_retry_count; | |
3342 | icb->link_down_timeout = nv->link_down_timeout; | |
3343 | ||
3344 | /* Copy 2nd segment. */ | |
3345 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3346 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3347 | cnt = (uint8_t *)&icb->reserved_3 - | |
3348 | (uint8_t *)&icb->interrupt_delay_timer; | |
3349 | while (cnt--) | |
3350 | *dptr1++ = *dptr2++; | |
3351 | ||
3352 | /* | |
3353 | * Setup driver NVRAM options. | |
3354 | */ | |
3355 | if (memcmp(nv->model_name, BINZERO, sizeof(nv->model_name)) != 0) { | |
3356 | char *st, *en; | |
3357 | uint16_t index; | |
3358 | ||
3359 | strncpy(ha->model_number, nv->model_name, | |
3360 | sizeof(nv->model_name)); | |
3361 | st = en = ha->model_number; | |
3362 | en += sizeof(nv->model_name) - 1; | |
3363 | while (en > st) { | |
3364 | if (*en != 0x20 && *en != 0x00) | |
3365 | break; | |
3366 | *en-- = '\0'; | |
3367 | } | |
3368 | ||
3369 | index = (ha->pdev->subsystem_device & 0xff); | |
3370 | if (index < QLA_MODEL_NAMES) | |
3371 | ha->model_desc = qla2x00_model_desc[index]; | |
3372 | } else | |
3373 | strcpy(ha->model_number, "QLA2462"); | |
3374 | ||
3375 | /* Prepare nodename */ | |
3376 | if ((icb->firmware_options_1 & BIT_14) == 0) { | |
3377 | /* | |
3378 | * Firmware will apply the following mask if the nodename was | |
3379 | * not provided. | |
3380 | */ | |
3381 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3382 | icb->node_name[0] &= 0xF0; | |
3383 | } | |
3384 | ||
3385 | /* Set host adapter parameters. */ | |
3386 | ha->flags.disable_risc_code_load = 0; | |
3387 | ha->flags.enable_lip_reset = 1; | |
3388 | ha->flags.enable_lip_full_login = 1; | |
3389 | ha->flags.enable_target_reset = 1; | |
3390 | ha->flags.enable_led_scheme = 0; | |
3391 | ||
3392 | ha->operating_mode = | |
3393 | (icb->firmware_options_2 & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
3394 | ||
3395 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3396 | sizeof(ha->fw_seriallink_options24)); | |
3397 | ||
3398 | /* save HBA serial number */ | |
3399 | ha->serial0 = icb->port_name[5]; | |
3400 | ha->serial1 = icb->port_name[6]; | |
3401 | ha->serial2 = icb->port_name[7]; | |
3402 | ha->node_name = icb->node_name; | |
3403 | ha->port_name = icb->port_name; | |
3404 | ||
3405 | ha->retry_count = le16_to_cpu(nv->login_retry_count); | |
3406 | ||
3407 | /* Set minimum login_timeout to 4 seconds. */ | |
3408 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3409 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3410 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3411 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3412 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
3413 | icb->login_timeout = cpu_to_le16(nv->login_timeout); | |
3414 | ||
3415 | /* Set minimum RATOV to 200 tenths of a second. */ | |
3416 | ha->r_a_tov = 200; | |
3417 | ||
3418 | ha->loop_reset_delay = nv->reset_delay; | |
3419 | ||
3420 | /* Link Down Timeout = 0: | |
3421 | * | |
3422 | * When Port Down timer expires we will start returning | |
3423 | * I/O's to OS with "DID_NO_CONNECT". | |
3424 | * | |
3425 | * Link Down Timeout != 0: | |
3426 | * | |
3427 | * The driver waits for the link to come up after link down | |
3428 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3429 | */ | |
3430 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3431 | ha->loop_down_abort_time = | |
3432 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3433 | } else { | |
3434 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3435 | ha->loop_down_abort_time = | |
3436 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3437 | } | |
3438 | ||
3439 | /* Need enough time to try and get the port back. */ | |
3440 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3441 | if (qlport_down_retry) | |
3442 | ha->port_down_retry_count = qlport_down_retry; | |
3443 | ||
3444 | /* Set login_retry_count */ | |
3445 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3446 | if (ha->port_down_retry_count == | |
3447 | le16_to_cpu(nv->port_down_retry_count) && | |
3448 | ha->port_down_retry_count > 3) | |
3449 | ha->login_retry_count = ha->port_down_retry_count; | |
3450 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3451 | ha->login_retry_count = ha->port_down_retry_count; | |
3452 | if (ql2xloginretrycount) | |
3453 | ha->login_retry_count = ql2xloginretrycount; | |
3454 | ||
4fdfefe5 AV |
3455 | /* Enable ZIO. */ |
3456 | if (!ha->flags.init_done) { | |
3457 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3458 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3459 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3460 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3461 | } | |
3462 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3463 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3464 | ha->flags.process_response_queue = 0; | |
3465 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
3466 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " | |
3467 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3468 | ha->zio_timer * 100)); | |
3469 | qla_printk(KERN_INFO, ha, | |
3470 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3471 | ha->zio_mode, ha->zio_timer * 100); | |
3472 | ||
3473 | icb->firmware_options_2 |= cpu_to_le32( | |
3474 | (uint32_t)ha->zio_mode); | |
3475 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3476 | ha->flags.process_response_queue = 1; | |
3477 | } | |
3478 | ||
0107109e AV |
3479 | if (rval) { |
3480 | DEBUG2_3(printk(KERN_WARNING | |
3481 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
3482 | } | |
3483 | return (rval); | |
3484 | } | |
3485 | ||
3486 | int | |
3487 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3488 | { | |
3489 | int rval; | |
3490 | uint16_t cnt; | |
3491 | uint16_t *risc_code; | |
3492 | unsigned long risc_address; | |
3493 | unsigned long risc_code_size; | |
3494 | int num; | |
3495 | int i; | |
3496 | uint16_t *req_ring; | |
3497 | struct qla_fw_info *fw_iter; | |
3498 | ||
3499 | rval = QLA_SUCCESS; | |
3500 | ||
3501 | /* Load firmware sequences */ | |
3502 | fw_iter = ha->brd_info->fw_info; | |
3503 | *srisc_addr = *ha->brd_info->fw_info->fwstart; | |
3504 | while (fw_iter->addressing != FW_INFO_ADDR_NOMORE) { | |
3505 | risc_code = fw_iter->fwcode; | |
3506 | risc_code_size = *fw_iter->fwlen; | |
3507 | ||
3508 | if (fw_iter->addressing == FW_INFO_ADDR_NORMAL) { | |
3509 | risc_address = *fw_iter->fwstart; | |
3510 | } else { | |
3511 | /* Extended address */ | |
3512 | risc_address = *fw_iter->lfwstart; | |
3513 | } | |
3514 | ||
3515 | num = 0; | |
3516 | rval = 0; | |
3517 | while (risc_code_size > 0 && !rval) { | |
3518 | cnt = (uint16_t)(ha->fw_transfer_size >> 1); | |
3519 | if (cnt > risc_code_size) | |
3520 | cnt = risc_code_size; | |
3521 | ||
3522 | DEBUG7(printk("scsi(%ld): Loading risc segment@ " | |
3523 | "addr %p, number of bytes 0x%x, offset 0x%lx.\n", | |
3524 | ha->host_no, risc_code, cnt, risc_address)); | |
3525 | ||
3526 | req_ring = (uint16_t *)ha->request_ring; | |
3527 | for (i = 0; i < cnt; i++) | |
3528 | req_ring[i] = cpu_to_le16(risc_code[i]); | |
3529 | ||
3530 | if (fw_iter->addressing == FW_INFO_ADDR_NORMAL) { | |
3531 | rval = qla2x00_load_ram(ha, ha->request_dma, | |
3532 | risc_address, cnt); | |
3533 | } else { | |
3534 | rval = qla2x00_load_ram_ext(ha, | |
3535 | ha->request_dma, risc_address, cnt); | |
3536 | } | |
3537 | if (rval) { | |
3538 | DEBUG(printk("scsi(%ld): [ERROR] Failed to " | |
3539 | "load segment %d of firmware\n", | |
3540 | ha->host_no, num)); | |
3541 | qla_printk(KERN_WARNING, ha, | |
3542 | "[ERROR] Failed to load segment %d of " | |
3543 | "firmware\n", num); | |
3544 | ||
3545 | qla2x00_dump_regs(ha); | |
3546 | break; | |
3547 | } | |
3548 | ||
3549 | risc_code += cnt; | |
3550 | risc_address += cnt; | |
3551 | risc_code_size -= cnt; | |
3552 | num++; | |
3553 | } | |
3554 | ||
3555 | /* Next firmware sequence */ | |
3556 | fw_iter++; | |
3557 | } | |
3558 | ||
3559 | return (rval); | |
3560 | } | |
3561 | ||
3562 | int | |
3563 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3564 | { | |
3565 | int rval; | |
3566 | int segments, fragment; | |
3567 | uint32_t faddr; | |
3568 | uint32_t *dcode, dlen; | |
3569 | uint32_t risc_addr; | |
3570 | uint32_t risc_size; | |
3571 | uint32_t i; | |
3572 | ||
3573 | rval = QLA_SUCCESS; | |
3574 | ||
3575 | segments = FA_RISC_CODE_SEGMENTS; | |
3576 | faddr = FA_RISC_CODE_ADDR; | |
3577 | dcode = (uint32_t *)ha->request_ring; | |
3578 | *srisc_addr = 0; | |
3579 | ||
3580 | /* Validate firmware image by checking version. */ | |
3581 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3582 | for (i = 0; i < 4; i++) | |
3583 | dcode[i] = be32_to_cpu(dcode[i]); | |
3584 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3585 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3586 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3587 | dcode[3] == 0)) { | |
3588 | qla_printk(KERN_WARNING, ha, | |
3589 | "Unable to verify integrity of flash firmware image!\n"); | |
3590 | qla_printk(KERN_WARNING, ha, | |
3591 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3592 | dcode[1], dcode[2], dcode[3]); | |
3593 | ||
3594 | return QLA_FUNCTION_FAILED; | |
3595 | } | |
3596 | ||
3597 | while (segments && rval == QLA_SUCCESS) { | |
3598 | /* Read segment's load information. */ | |
3599 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3600 | ||
3601 | risc_addr = be32_to_cpu(dcode[2]); | |
3602 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3603 | risc_size = be32_to_cpu(dcode[3]); | |
3604 | ||
3605 | fragment = 0; | |
3606 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3607 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3608 | if (dlen > risc_size) | |
3609 | dlen = risc_size; | |
3610 | ||
3611 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3612 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3613 | ha->host_no, risc_addr, dlen, faddr)); | |
3614 | ||
3615 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3616 | for (i = 0; i < dlen; i++) | |
3617 | dcode[i] = swab32(dcode[i]); | |
3618 | ||
3619 | rval = qla2x00_load_ram_ext(ha, ha->request_dma, | |
3620 | risc_addr, dlen); | |
3621 | if (rval) { | |
3622 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3623 | "segment %d of firmware\n", ha->host_no, | |
3624 | fragment)); | |
3625 | qla_printk(KERN_WARNING, ha, | |
3626 | "[ERROR] Failed to load segment %d of " | |
3627 | "firmware\n", fragment); | |
3628 | break; | |
3629 | } | |
3630 | ||
3631 | faddr += dlen; | |
3632 | risc_addr += dlen; | |
3633 | risc_size -= dlen; | |
3634 | fragment++; | |
3635 | } | |
3636 | ||
3637 | /* Next segment. */ | |
3638 | segments--; | |
3639 | } | |
3640 | ||
3641 | return rval; | |
3642 | } | |
3643 | ||
3644 | int | |
3645 | qla24xx_load_risc_hotplug(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
3646 | { | |
3647 | int rval; | |
3648 | int segments, fragment; | |
3649 | uint32_t *dcode, dlen; | |
3650 | uint32_t risc_addr; | |
3651 | uint32_t risc_size; | |
3652 | uint32_t i; | |
3653 | const struct firmware *fw_entry; | |
3654 | uint32_t *fwcode, fwclen; | |
3655 | ||
3656 | if (request_firmware(&fw_entry, ha->brd_info->fw_fname, | |
3657 | &ha->pdev->dev)) { | |
3658 | qla_printk(KERN_ERR, ha, | |
3659 | "Firmware image file not available: '%s'\n", | |
3660 | ha->brd_info->fw_fname); | |
3661 | return QLA_FUNCTION_FAILED; | |
3662 | } | |
3663 | ||
3664 | rval = QLA_SUCCESS; | |
3665 | ||
3666 | segments = FA_RISC_CODE_SEGMENTS; | |
3667 | dcode = (uint32_t *)ha->request_ring; | |
3668 | *srisc_addr = 0; | |
3669 | fwcode = (uint32_t *)fw_entry->data; | |
3670 | fwclen = 0; | |
3671 | ||
3672 | /* Validate firmware image by checking version. */ | |
3673 | if (fw_entry->size < 8 * sizeof(uint32_t)) { | |
3674 | qla_printk(KERN_WARNING, ha, | |
3675 | "Unable to verify integrity of flash firmware image " | |
3676 | "(%Zd)!\n", fw_entry->size); | |
3677 | goto fail_fw_integrity; | |
3678 | } | |
3679 | for (i = 0; i < 4; i++) | |
3680 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3681 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3682 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3683 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3684 | dcode[3] == 0)) { | |
3685 | qla_printk(KERN_WARNING, ha, | |
3686 | "Unable to verify integrity of flash firmware image!\n"); | |
3687 | qla_printk(KERN_WARNING, ha, | |
3688 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3689 | dcode[1], dcode[2], dcode[3]); | |
3690 | goto fail_fw_integrity; | |
3691 | } | |
3692 | ||
3693 | while (segments && rval == QLA_SUCCESS) { | |
3694 | risc_addr = be32_to_cpu(fwcode[2]); | |
3695 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3696 | risc_size = be32_to_cpu(fwcode[3]); | |
3697 | ||
3698 | /* Validate firmware image size. */ | |
3699 | fwclen += risc_size * sizeof(uint32_t); | |
3700 | if (fw_entry->size < fwclen) { | |
3701 | qla_printk(KERN_WARNING, ha, | |
3702 | "Unable to verify integrity of flash firmware " | |
3703 | "image (%Zd)!\n", fw_entry->size); | |
3704 | goto fail_fw_integrity; | |
3705 | } | |
3706 | ||
3707 | fragment = 0; | |
3708 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3709 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3710 | if (dlen > risc_size) | |
3711 | dlen = risc_size; | |
3712 | ||
3713 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3714 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
3715 | risc_addr, dlen)); | |
3716 | ||
3717 | for (i = 0; i < dlen; i++) | |
3718 | dcode[i] = swab32(fwcode[i]); | |
3719 | ||
3720 | rval = qla2x00_load_ram_ext(ha, ha->request_dma, | |
3721 | risc_addr, dlen); | |
3722 | if (rval) { | |
3723 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3724 | "segment %d of firmware\n", ha->host_no, | |
3725 | fragment)); | |
3726 | qla_printk(KERN_WARNING, ha, | |
3727 | "[ERROR] Failed to load segment %d of " | |
3728 | "firmware\n", fragment); | |
3729 | break; | |
3730 | } | |
3731 | ||
3732 | fwcode += dlen; | |
3733 | risc_addr += dlen; | |
3734 | risc_size -= dlen; | |
3735 | fragment++; | |
3736 | } | |
3737 | ||
3738 | /* Next segment. */ | |
3739 | segments--; | |
3740 | } | |
3741 | ||
3742 | release_firmware(fw_entry); | |
3743 | return rval; | |
3744 | ||
3745 | fail_fw_integrity: | |
3746 | ||
3747 | release_firmware(fw_entry); | |
3748 | return QLA_FUNCTION_FAILED; | |
3749 | ||
3750 | } |