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Commit | Line | Data |
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1da177e4 | 1 | /* |
fa90c54f AV |
2 | * QLogic Fibre Channel HBA Driver |
3 | * Copyright (c) 2003-2005 QLogic Corporation | |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/delay.h> | |
0107109e | 10 | #include <linux/vmalloc.h> |
1da177e4 LT |
11 | |
12 | #include "qla_devtbl.h" | |
13 | ||
4e08df3f DM |
14 | #ifdef CONFIG_SPARC |
15 | #include <asm/prom.h> | |
4e08df3f DM |
16 | #endif |
17 | ||
1da177e4 LT |
18 | /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */ |
19 | #ifndef EXT_IS_LUN_BIT_SET | |
20 | #define EXT_IS_LUN_BIT_SET(P,L) \ | |
21 | (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0) | |
22 | #define EXT_SET_LUN_BIT(P,L) \ | |
23 | ((P)->mask[L/8] |= (0x80 >> (L%8))) | |
24 | #endif | |
25 | ||
26 | /* | |
27 | * QLogic ISP2x00 Hardware Support Function Prototypes. | |
28 | */ | |
1da177e4 | 29 | static int qla2x00_isp_firmware(scsi_qla_host_t *); |
1da177e4 LT |
30 | static void qla2x00_resize_request_q(scsi_qla_host_t *); |
31 | static int qla2x00_setup_chip(scsi_qla_host_t *); | |
32 | static void qla2x00_init_response_q_entries(scsi_qla_host_t *); | |
33 | static int qla2x00_init_rings(scsi_qla_host_t *); | |
34 | static int qla2x00_fw_ready(scsi_qla_host_t *); | |
35 | static int qla2x00_configure_hba(scsi_qla_host_t *); | |
1da177e4 LT |
36 | static int qla2x00_configure_loop(scsi_qla_host_t *); |
37 | static int qla2x00_configure_local_loop(scsi_qla_host_t *); | |
1da177e4 LT |
38 | static int qla2x00_configure_fabric(scsi_qla_host_t *); |
39 | static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); | |
40 | static int qla2x00_device_resync(scsi_qla_host_t *); | |
41 | static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, | |
42 | uint16_t *); | |
1da177e4 LT |
43 | |
44 | static int qla2x00_restart_isp(scsi_qla_host_t *); | |
1da177e4 | 45 | |
413975a0 AB |
46 | static int qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev); |
47 | ||
1da177e4 LT |
48 | /****************************************************************************/ |
49 | /* QLogic ISP2x00 Hardware Support Functions. */ | |
50 | /****************************************************************************/ | |
51 | ||
52 | /* | |
53 | * qla2x00_initialize_adapter | |
54 | * Initialize board. | |
55 | * | |
56 | * Input: | |
57 | * ha = adapter block pointer. | |
58 | * | |
59 | * Returns: | |
60 | * 0 = success | |
61 | */ | |
62 | int | |
63 | qla2x00_initialize_adapter(scsi_qla_host_t *ha) | |
64 | { | |
65 | int rval; | |
1da177e4 LT |
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); | |
2603221a | 72 | ha->device_flags = DFLG_NO_CABLE; |
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"); |
fd34f556 | 82 | rval = ha->isp_ops->pci_config(ha); |
1da177e4 | 83 | if (rval) { |
7c98a046 | 84 | DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n", |
1da177e4 LT |
85 | ha->host_no)); |
86 | return (rval); | |
87 | } | |
88 | ||
fd34f556 | 89 | ha->isp_ops->reset_chip(ha); |
1da177e4 | 90 | |
fd34f556 | 91 | ha->isp_ops->get_flash_version(ha, ha->request_ring); |
30c47662 | 92 | |
1da177e4 | 93 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 94 | |
fd34f556 | 95 | ha->isp_ops->nvram_config(ha); |
1da177e4 | 96 | |
d4c760c2 AV |
97 | if (ha->flags.disable_serdes) { |
98 | /* Mask HBA via NVRAM settings? */ | |
99 | qla_printk(KERN_INFO, ha, "Masking HBA WWPN " | |
100 | "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n", | |
101 | ha->port_name[0], ha->port_name[1], | |
102 | ha->port_name[2], ha->port_name[3], | |
103 | ha->port_name[4], ha->port_name[5], | |
104 | ha->port_name[6], ha->port_name[7]); | |
105 | return QLA_FUNCTION_FAILED; | |
106 | } | |
107 | ||
1da177e4 LT |
108 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); |
109 | ||
d19044c3 | 110 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { |
fd34f556 | 111 | rval = ha->isp_ops->chip_diag(ha); |
d19044c3 AV |
112 | if (rval) |
113 | return (rval); | |
114 | rval = qla2x00_setup_chip(ha); | |
115 | if (rval) | |
116 | return (rval); | |
1da177e4 | 117 | } |
d19044c3 | 118 | rval = qla2x00_init_rings(ha); |
1da177e4 LT |
119 | |
120 | return (rval); | |
121 | } | |
122 | ||
123 | /** | |
abbd8870 | 124 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
125 | * @ha: HA context |
126 | * | |
127 | * Returns 0 on success. | |
128 | */ | |
abbd8870 AV |
129 | int |
130 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 131 | { |
a157b101 | 132 | uint16_t w; |
27b2f679 | 133 | uint32_t d; |
abbd8870 | 134 | unsigned long flags; |
3d71644c | 135 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 136 | |
1da177e4 | 137 | pci_set_master(ha->pdev); |
af6177d8 | 138 | pci_try_set_mwi(ha->pdev); |
1da177e4 | 139 | |
1da177e4 | 140 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
a157b101 | 141 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
abbd8870 AV |
142 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
143 | ||
144 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
145 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
146 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
147 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
148 | |
149 | /* Get PCI bus information. */ | |
150 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 151 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
152 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
153 | ||
abbd8870 AV |
154 | return QLA_SUCCESS; |
155 | } | |
1da177e4 | 156 | |
abbd8870 AV |
157 | /** |
158 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
159 | * @ha: HA context | |
160 | * | |
161 | * Returns 0 on success. | |
162 | */ | |
163 | int | |
164 | qla2300_pci_config(scsi_qla_host_t *ha) | |
165 | { | |
a157b101 | 166 | uint16_t w; |
27b2f679 | 167 | uint32_t d; |
abbd8870 AV |
168 | unsigned long flags = 0; |
169 | uint32_t cnt; | |
3d71644c | 170 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 171 | |
abbd8870 | 172 | pci_set_master(ha->pdev); |
af6177d8 | 173 | pci_try_set_mwi(ha->pdev); |
1da177e4 | 174 | |
abbd8870 | 175 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
a157b101 | 176 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
1da177e4 | 177 | |
abbd8870 AV |
178 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
179 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
a157b101 | 180 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
1da177e4 | 181 | |
abbd8870 AV |
182 | /* |
183 | * If this is a 2300 card and not 2312, reset the | |
184 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
185 | * the 2310 also reports itself as a 2300 so we need to get the | |
186 | * fb revision level -- a 6 indicates it really is a 2300 and | |
187 | * not a 2310. | |
188 | */ | |
189 | if (IS_QLA2300(ha)) { | |
190 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 191 | |
abbd8870 | 192 | /* Pause RISC. */ |
3d71644c | 193 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 194 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 195 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 196 | break; |
1da177e4 | 197 | |
abbd8870 AV |
198 | udelay(10); |
199 | } | |
1da177e4 | 200 | |
abbd8870 | 201 | /* Select FPM registers. */ |
3d71644c AV |
202 | WRT_REG_WORD(®->ctrl_status, 0x20); |
203 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
204 | |
205 | /* Get the fb rev level */ | |
3d71644c | 206 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
207 | |
208 | if (ha->fb_rev == FPM_2300) | |
a157b101 | 209 | pci_clear_mwi(ha->pdev); |
abbd8870 AV |
210 | |
211 | /* Deselect FPM registers. */ | |
3d71644c AV |
212 | WRT_REG_WORD(®->ctrl_status, 0x0); |
213 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
214 | |
215 | /* Release RISC module. */ | |
3d71644c | 216 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 217 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 218 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
219 | break; |
220 | ||
221 | udelay(10); | |
1da177e4 | 222 | } |
1da177e4 | 223 | |
abbd8870 AV |
224 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
225 | } | |
1da177e4 | 226 | |
abbd8870 AV |
227 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
228 | ||
1da177e4 | 229 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
230 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
231 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
232 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 233 | |
abbd8870 AV |
234 | /* Get PCI bus information. */ |
235 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 236 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
237 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
238 | ||
239 | return QLA_SUCCESS; | |
1da177e4 LT |
240 | } |
241 | ||
0107109e AV |
242 | /** |
243 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
244 | * @ha: HA context | |
245 | * | |
246 | * Returns 0 on success. | |
247 | */ | |
248 | int | |
249 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
250 | { | |
a157b101 | 251 | uint16_t w; |
27b2f679 | 252 | uint32_t d; |
0107109e AV |
253 | unsigned long flags = 0; |
254 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
0107109e AV |
255 | |
256 | pci_set_master(ha->pdev); | |
af6177d8 | 257 | pci_try_set_mwi(ha->pdev); |
0107109e AV |
258 | |
259 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
a157b101 | 260 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); |
0107109e AV |
261 | w &= ~PCI_COMMAND_INTX_DISABLE; |
262 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
263 | ||
264 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
265 | ||
266 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
f85ec187 AV |
267 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX)) |
268 | pcix_set_mmrbc(ha->pdev, 2048); | |
0107109e AV |
269 | |
270 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
f85ec187 AV |
271 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) |
272 | pcie_set_readrq(ha->pdev, 2048); | |
0107109e AV |
273 | |
274 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
275 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
276 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
277 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e | 278 | |
44c10138 | 279 | ha->chip_revision = ha->pdev->revision; |
a8488abe | 280 | |
0107109e AV |
281 | /* Get PCI bus information. */ |
282 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
283 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
284 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
285 | ||
286 | return QLA_SUCCESS; | |
287 | } | |
288 | ||
c3a2f0df AV |
289 | /** |
290 | * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers. | |
291 | * @ha: HA context | |
292 | * | |
293 | * Returns 0 on success. | |
294 | */ | |
295 | int | |
296 | qla25xx_pci_config(scsi_qla_host_t *ha) | |
297 | { | |
298 | uint16_t w; | |
299 | uint32_t d; | |
300 | ||
301 | pci_set_master(ha->pdev); | |
302 | pci_try_set_mwi(ha->pdev); | |
303 | ||
304 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
305 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
306 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
307 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
308 | ||
309 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
310 | if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP)) | |
311 | pcie_set_readrq(ha->pdev, 2048); | |
312 | ||
313 | /* Reset expansion ROM address decode enable */ | |
314 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); | |
315 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
316 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
317 | ||
318 | ha->chip_revision = ha->pdev->revision; | |
319 | ||
320 | return QLA_SUCCESS; | |
321 | } | |
322 | ||
1da177e4 LT |
323 | /** |
324 | * qla2x00_isp_firmware() - Choose firmware image. | |
325 | * @ha: HA context | |
326 | * | |
327 | * Returns 0 on success. | |
328 | */ | |
329 | static int | |
330 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
331 | { | |
332 | int rval; | |
333 | ||
334 | /* Assume loading risc code */ | |
fa2a1ce5 | 335 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
336 | |
337 | if (ha->flags.disable_risc_code_load) { | |
338 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
339 | ha->host_no)); | |
340 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
341 | ||
342 | /* Verify checksum of loaded RISC code. */ | |
441d1072 | 343 | rval = qla2x00_verify_checksum(ha, ha->fw_srisc_address); |
1da177e4 LT |
344 | } |
345 | ||
346 | if (rval) { | |
347 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
348 | ha->host_no)); | |
349 | } | |
350 | ||
351 | return (rval); | |
352 | } | |
353 | ||
354 | /** | |
355 | * qla2x00_reset_chip() - Reset ISP chip. | |
356 | * @ha: HA context | |
357 | * | |
358 | * Returns 0 on success. | |
359 | */ | |
abbd8870 | 360 | void |
fa2a1ce5 | 361 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
362 | { |
363 | unsigned long flags = 0; | |
3d71644c | 364 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 365 | uint32_t cnt; |
1da177e4 LT |
366 | uint16_t cmd; |
367 | ||
fd34f556 | 368 | ha->isp_ops->disable_intrs(ha); |
1da177e4 LT |
369 | |
370 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
371 | ||
372 | /* Turn off master enable */ | |
373 | cmd = 0; | |
374 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
375 | cmd &= ~PCI_COMMAND_MASTER; | |
376 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
377 | ||
378 | if (!IS_QLA2100(ha)) { | |
379 | /* Pause RISC. */ | |
380 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
381 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
382 | for (cnt = 0; cnt < 30000; cnt++) { | |
383 | if ((RD_REG_WORD(®->hccr) & | |
384 | HCCR_RISC_PAUSE) != 0) | |
385 | break; | |
386 | udelay(100); | |
387 | } | |
388 | } else { | |
389 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
390 | udelay(10); | |
391 | } | |
392 | ||
393 | /* Select FPM registers. */ | |
394 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
395 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
396 | ||
397 | /* FPM Soft Reset. */ | |
398 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
399 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
400 | ||
401 | /* Toggle Fpm Reset. */ | |
402 | if (!IS_QLA2200(ha)) { | |
403 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
404 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
405 | } | |
406 | ||
407 | /* Select frame buffer registers. */ | |
408 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
409 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
410 | ||
411 | /* Reset frame buffer FIFOs. */ | |
412 | if (IS_QLA2200(ha)) { | |
413 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
414 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
415 | } else { | |
416 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
417 | ||
418 | /* Read back fb_cmd until zero or 3 seconds max */ | |
419 | for (cnt = 0; cnt < 3000; cnt++) { | |
420 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
421 | break; | |
422 | udelay(100); | |
423 | } | |
424 | } | |
425 | ||
426 | /* Select RISC module registers. */ | |
427 | WRT_REG_WORD(®->ctrl_status, 0); | |
428 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
429 | ||
430 | /* Reset RISC processor. */ | |
431 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
432 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
433 | ||
434 | /* Release RISC processor. */ | |
435 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
436 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
437 | } | |
438 | ||
439 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
440 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
441 | ||
442 | /* Reset ISP chip. */ | |
443 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
444 | ||
445 | /* Wait for RISC to recover from reset. */ | |
446 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
447 | /* | |
448 | * It is necessary to for a delay here since the card doesn't | |
449 | * respond to PCI reads during a reset. On some architectures | |
450 | * this will result in an MCA. | |
451 | */ | |
452 | udelay(20); | |
453 | for (cnt = 30000; cnt; cnt--) { | |
454 | if ((RD_REG_WORD(®->ctrl_status) & | |
455 | CSR_ISP_SOFT_RESET) == 0) | |
456 | break; | |
457 | udelay(100); | |
458 | } | |
459 | } else | |
460 | udelay(10); | |
461 | ||
462 | /* Reset RISC processor. */ | |
463 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
464 | ||
465 | WRT_REG_WORD(®->semaphore, 0); | |
466 | ||
467 | /* Release RISC processor. */ | |
468 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
469 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
470 | ||
471 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
472 | for (cnt = 0; cnt < 30000; cnt++) { | |
ffb39f03 | 473 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) |
1da177e4 | 474 | break; |
1da177e4 LT |
475 | |
476 | udelay(100); | |
477 | } | |
478 | } else | |
479 | udelay(100); | |
480 | ||
481 | /* Turn on master enable */ | |
482 | cmd |= PCI_COMMAND_MASTER; | |
483 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
484 | ||
485 | /* Disable RISC pause on FPM parity error. */ | |
486 | if (!IS_QLA2100(ha)) { | |
487 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
488 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
489 | } | |
490 | ||
491 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
492 | } | |
493 | ||
0107109e | 494 | /** |
88c26663 | 495 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
496 | * @ha: HA context |
497 | * | |
498 | * Returns 0 on success. | |
499 | */ | |
88c26663 AV |
500 | static inline void |
501 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e AV |
502 | { |
503 | unsigned long flags = 0; | |
504 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
505 | uint32_t cnt, d2; | |
335a1cc9 | 506 | uint16_t wd; |
0107109e | 507 | |
0107109e AV |
508 | spin_lock_irqsave(&ha->hardware_lock, flags); |
509 | ||
510 | /* Reset RISC. */ | |
511 | WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
512 | for (cnt = 0; cnt < 30000; cnt++) { | |
513 | if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) | |
514 | break; | |
515 | ||
516 | udelay(10); | |
517 | } | |
518 | ||
519 | WRT_REG_DWORD(®->ctrl_status, | |
520 | CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
335a1cc9 | 521 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); |
88c26663 | 522 | |
335a1cc9 | 523 | udelay(100); |
88c26663 | 524 | /* Wait for firmware to complete NVRAM accesses. */ |
88c26663 AV |
525 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); |
526 | for (cnt = 10000 ; cnt && d2; cnt--) { | |
527 | udelay(5); | |
528 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
529 | barrier(); | |
530 | } | |
531 | ||
335a1cc9 | 532 | /* Wait for soft-reset to complete. */ |
0107109e AV |
533 | d2 = RD_REG_DWORD(®->ctrl_status); |
534 | for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { | |
535 | udelay(5); | |
536 | d2 = RD_REG_DWORD(®->ctrl_status); | |
537 | barrier(); | |
538 | } | |
539 | ||
540 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
541 | RD_REG_DWORD(®->hccr); | |
542 | ||
543 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
544 | RD_REG_DWORD(®->hccr); | |
545 | ||
546 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); | |
547 | RD_REG_DWORD(®->hccr); | |
548 | ||
549 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
550 | for (cnt = 6000000 ; cnt && d2; cnt--) { | |
551 | udelay(5); | |
552 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
553 | barrier(); | |
554 | } | |
555 | ||
556 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
557 | } | |
558 | ||
88c26663 AV |
559 | /** |
560 | * qla24xx_reset_chip() - Reset ISP24xx chip. | |
561 | * @ha: HA context | |
562 | * | |
563 | * Returns 0 on success. | |
564 | */ | |
565 | void | |
566 | qla24xx_reset_chip(scsi_qla_host_t *ha) | |
567 | { | |
fd34f556 | 568 | ha->isp_ops->disable_intrs(ha); |
88c26663 AV |
569 | |
570 | /* Perform RISC reset. */ | |
571 | qla24xx_reset_risc(ha); | |
572 | } | |
573 | ||
1da177e4 LT |
574 | /** |
575 | * qla2x00_chip_diag() - Test chip for proper operation. | |
576 | * @ha: HA context | |
577 | * | |
578 | * Returns 0 on success. | |
579 | */ | |
abbd8870 | 580 | int |
1da177e4 LT |
581 | qla2x00_chip_diag(scsi_qla_host_t *ha) |
582 | { | |
583 | int rval; | |
3d71644c | 584 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
585 | unsigned long flags = 0; |
586 | uint16_t data; | |
587 | uint32_t cnt; | |
588 | uint16_t mb[5]; | |
589 | ||
590 | /* Assume a failed state */ | |
591 | rval = QLA_FUNCTION_FAILED; | |
592 | ||
593 | DEBUG3(printk("scsi(%ld): Testing device at %lx.\n", | |
594 | ha->host_no, (u_long)®->flash_address)); | |
595 | ||
596 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
597 | ||
598 | /* Reset ISP chip. */ | |
599 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
600 | ||
601 | /* | |
602 | * We need to have a delay here since the card will not respond while | |
603 | * in reset causing an MCA on some architectures. | |
604 | */ | |
605 | udelay(20); | |
606 | data = qla2x00_debounce_register(®->ctrl_status); | |
607 | for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { | |
608 | udelay(5); | |
609 | data = RD_REG_WORD(®->ctrl_status); | |
610 | barrier(); | |
611 | } | |
612 | ||
613 | if (!cnt) | |
614 | goto chip_diag_failed; | |
615 | ||
616 | DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n", | |
617 | ha->host_no)); | |
618 | ||
619 | /* Reset RISC processor. */ | |
620 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
621 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
622 | ||
623 | /* Workaround for QLA2312 PCI parity error */ | |
624 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
625 | data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); | |
626 | for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { | |
627 | udelay(5); | |
628 | data = RD_MAILBOX_REG(ha, reg, 0); | |
fa2a1ce5 | 629 | barrier(); |
1da177e4 LT |
630 | } |
631 | } else | |
632 | udelay(10); | |
633 | ||
634 | if (!cnt) | |
635 | goto chip_diag_failed; | |
636 | ||
637 | /* Check product ID of chip */ | |
638 | DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no)); | |
639 | ||
640 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
641 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
642 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
643 | mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); | |
644 | if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || | |
645 | mb[3] != PROD_ID_3) { | |
646 | qla_printk(KERN_WARNING, ha, | |
647 | "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]); | |
648 | ||
649 | goto chip_diag_failed; | |
650 | } | |
651 | ha->product_id[0] = mb[1]; | |
652 | ha->product_id[1] = mb[2]; | |
653 | ha->product_id[2] = mb[3]; | |
654 | ha->product_id[3] = mb[4]; | |
655 | ||
656 | /* Adjust fw RISC transfer size */ | |
657 | if (ha->request_q_length > 1024) | |
658 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
659 | else | |
660 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * | |
661 | ha->request_q_length; | |
662 | ||
663 | if (IS_QLA2200(ha) && | |
664 | RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { | |
665 | /* Limit firmware transfer size with a 2200A */ | |
666 | DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n", | |
667 | ha->host_no)); | |
668 | ||
ea5b6382 | 669 | ha->device_type |= DT_ISP2200A; |
1da177e4 LT |
670 | ha->fw_transfer_size = 128; |
671 | } | |
672 | ||
673 | /* Wrap Incoming Mailboxes Test. */ | |
674 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
675 | ||
676 | DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no)); | |
677 | rval = qla2x00_mbx_reg_test(ha); | |
678 | if (rval) { | |
679 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
680 | ha->host_no)); | |
681 | qla_printk(KERN_WARNING, ha, | |
682 | "Failed mailbox send register test\n"); | |
683 | } | |
684 | else { | |
685 | /* Flag a successful rval */ | |
686 | rval = QLA_SUCCESS; | |
687 | } | |
688 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
689 | ||
690 | chip_diag_failed: | |
691 | if (rval) | |
692 | DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED " | |
693 | "****\n", ha->host_no)); | |
694 | ||
695 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
696 | ||
697 | return (rval); | |
698 | } | |
699 | ||
0107109e AV |
700 | /** |
701 | * qla24xx_chip_diag() - Test ISP24xx for proper operation. | |
702 | * @ha: HA context | |
703 | * | |
704 | * Returns 0 on success. | |
705 | */ | |
706 | int | |
707 | qla24xx_chip_diag(scsi_qla_host_t *ha) | |
708 | { | |
709 | int rval; | |
0107109e | 710 | |
88c26663 AV |
711 | /* Perform RISC reset. */ |
712 | qla24xx_reset_risc(ha); | |
0107109e AV |
713 | |
714 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
715 | ||
716 | rval = qla2x00_mbx_reg_test(ha); | |
717 | if (rval) { | |
718 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
719 | ha->host_no)); | |
720 | qla_printk(KERN_WARNING, ha, | |
721 | "Failed mailbox send register test\n"); | |
722 | } else { | |
723 | /* Flag a successful rval */ | |
724 | rval = QLA_SUCCESS; | |
725 | } | |
726 | ||
727 | return rval; | |
728 | } | |
729 | ||
a7a167bf | 730 | void |
0107109e AV |
731 | qla2x00_alloc_fw_dump(scsi_qla_host_t *ha) |
732 | { | |
a7a167bf AV |
733 | int rval; |
734 | uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, | |
735 | eft_size; | |
736 | dma_addr_t eft_dma; | |
737 | void *eft; | |
738 | ||
739 | if (ha->fw_dump) { | |
740 | qla_printk(KERN_WARNING, ha, | |
741 | "Firmware dump previously allocated.\n"); | |
742 | return; | |
743 | } | |
d4e3e04d | 744 | |
0107109e | 745 | ha->fw_dumped = 0; |
a7a167bf | 746 | fixed_size = mem_size = eft_size = 0; |
d4e3e04d | 747 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
a7a167bf | 748 | fixed_size = sizeof(struct qla2100_fw_dump); |
d4e3e04d | 749 | } else if (IS_QLA23XX(ha)) { |
a7a167bf AV |
750 | fixed_size = offsetof(struct qla2300_fw_dump, data_ram); |
751 | mem_size = (ha->fw_memory_size - 0x11000 + 1) * | |
752 | sizeof(uint16_t); | |
e428924c | 753 | } else if (IS_FWI2_CAPABLE(ha)) { |
c3a2f0df AV |
754 | fixed_size = IS_QLA25XX(ha) ? |
755 | offsetof(struct qla25xx_fw_dump, ext_mem): | |
756 | offsetof(struct qla24xx_fw_dump, ext_mem); | |
a7a167bf AV |
757 | mem_size = (ha->fw_memory_size - 0x100000 + 1) * |
758 | sizeof(uint32_t); | |
759 | ||
760 | /* Allocate memory for Extended Trace Buffer. */ | |
761 | eft = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &eft_dma, | |
762 | GFP_KERNEL); | |
763 | if (!eft) { | |
764 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
765 | "(%d KB) for EFT.\n", EFT_SIZE / 1024); | |
766 | goto cont_alloc; | |
767 | } | |
768 | ||
769 | rval = qla2x00_trace_control(ha, TC_ENABLE, eft_dma, | |
770 | EFT_NUM_BUFFERS); | |
771 | if (rval) { | |
772 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
773 | "EFT (%d).\n", rval); | |
774 | dma_free_coherent(&ha->pdev->dev, EFT_SIZE, eft, | |
775 | eft_dma); | |
776 | goto cont_alloc; | |
777 | } | |
778 | ||
779 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n", | |
780 | EFT_SIZE / 1024); | |
781 | ||
782 | eft_size = EFT_SIZE; | |
783 | memset(eft, 0, eft_size); | |
784 | ha->eft_dma = eft_dma; | |
785 | ha->eft = eft; | |
d4e3e04d | 786 | } |
a7a167bf AV |
787 | cont_alloc: |
788 | req_q_size = ha->request_q_length * sizeof(request_t); | |
789 | rsp_q_size = ha->response_q_length * sizeof(response_t); | |
790 | ||
791 | dump_size = offsetof(struct qla2xxx_fw_dump, isp); | |
792 | dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + | |
793 | eft_size; | |
d4e3e04d AV |
794 | |
795 | ha->fw_dump = vmalloc(dump_size); | |
a7a167bf | 796 | if (!ha->fw_dump) { |
0107109e | 797 | qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for " |
d4e3e04d | 798 | "firmware dump!!!\n", dump_size / 1024); |
a7a167bf AV |
799 | |
800 | if (ha->eft) { | |
801 | dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, | |
802 | ha->eft_dma); | |
803 | ha->eft = NULL; | |
804 | ha->eft_dma = 0; | |
805 | } | |
806 | return; | |
807 | } | |
808 | ||
809 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n", | |
810 | dump_size / 1024); | |
811 | ||
812 | ha->fw_dump_len = dump_size; | |
813 | ha->fw_dump->signature[0] = 'Q'; | |
814 | ha->fw_dump->signature[1] = 'L'; | |
815 | ha->fw_dump->signature[2] = 'G'; | |
816 | ha->fw_dump->signature[3] = 'C'; | |
817 | ha->fw_dump->version = __constant_htonl(1); | |
818 | ||
819 | ha->fw_dump->fixed_size = htonl(fixed_size); | |
820 | ha->fw_dump->mem_size = htonl(mem_size); | |
821 | ha->fw_dump->req_q_size = htonl(req_q_size); | |
822 | ha->fw_dump->rsp_q_size = htonl(rsp_q_size); | |
823 | ||
824 | ha->fw_dump->eft_size = htonl(eft_size); | |
825 | ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); | |
826 | ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); | |
827 | ||
828 | ha->fw_dump->header_size = | |
829 | htonl(offsetof(struct qla2xxx_fw_dump, isp)); | |
0107109e AV |
830 | } |
831 | ||
1da177e4 LT |
832 | /** |
833 | * qla2x00_resize_request_q() - Resize request queue given available ISP memory. | |
834 | * @ha: HA context | |
835 | * | |
836 | * Returns 0 on success. | |
837 | */ | |
838 | static void | |
839 | qla2x00_resize_request_q(scsi_qla_host_t *ha) | |
840 | { | |
841 | int rval; | |
842 | uint16_t fw_iocb_cnt = 0; | |
843 | uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM; | |
844 | dma_addr_t request_dma; | |
845 | request_t *request_ring; | |
846 | ||
847 | /* Valid only on recent ISPs. */ | |
848 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
849 | return; | |
850 | ||
851 | /* Retrieve IOCB counts available to the firmware. */ | |
852 | rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt); | |
853 | if (rval) | |
854 | return; | |
855 | /* No point in continuing if current settings are sufficient. */ | |
856 | if (fw_iocb_cnt < 1024) | |
857 | return; | |
858 | if (ha->request_q_length >= request_q_length) | |
859 | return; | |
860 | ||
861 | /* Attempt to claim larger area for request queue. */ | |
862 | request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
863 | (request_q_length + 1) * sizeof(request_t), &request_dma, | |
864 | GFP_KERNEL); | |
865 | if (request_ring == NULL) | |
866 | return; | |
867 | ||
868 | /* Resize successful, report extensions. */ | |
869 | qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n", | |
870 | (ha->fw_memory_size + 1) / 1024); | |
871 | qla_printk(KERN_INFO, ha, "Resizing request queue depth " | |
872 | "(%d -> %d)...\n", ha->request_q_length, request_q_length); | |
873 | ||
874 | /* Clear old allocations. */ | |
875 | dma_free_coherent(&ha->pdev->dev, | |
876 | (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring, | |
877 | ha->request_dma); | |
878 | ||
879 | /* Begin using larger queue. */ | |
880 | ha->request_q_length = request_q_length; | |
881 | ha->request_ring = request_ring; | |
882 | ha->request_dma = request_dma; | |
883 | } | |
884 | ||
885 | /** | |
886 | * qla2x00_setup_chip() - Load and start RISC firmware. | |
887 | * @ha: HA context | |
888 | * | |
889 | * Returns 0 on success. | |
890 | */ | |
891 | static int | |
892 | qla2x00_setup_chip(scsi_qla_host_t *ha) | |
893 | { | |
0107109e AV |
894 | int rval; |
895 | uint32_t srisc_address = 0; | |
1da177e4 LT |
896 | |
897 | /* Load firmware sequences */ | |
fd34f556 | 898 | rval = ha->isp_ops->load_risc(ha, &srisc_address); |
0107109e | 899 | if (rval == QLA_SUCCESS) { |
1da177e4 LT |
900 | DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC " |
901 | "code.\n", ha->host_no)); | |
902 | ||
0107109e | 903 | rval = qla2x00_verify_checksum(ha, srisc_address); |
1da177e4 LT |
904 | if (rval == QLA_SUCCESS) { |
905 | /* Start firmware execution. */ | |
906 | DEBUG(printk("scsi(%ld): Checksum OK, start " | |
907 | "firmware.\n", ha->host_no)); | |
908 | ||
0107109e | 909 | rval = qla2x00_execute_fw(ha, srisc_address); |
1da177e4 LT |
910 | /* Retrieve firmware information. */ |
911 | if (rval == QLA_SUCCESS && ha->fw_major_version == 0) { | |
912 | qla2x00_get_fw_version(ha, | |
913 | &ha->fw_major_version, | |
914 | &ha->fw_minor_version, | |
915 | &ha->fw_subminor_version, | |
916 | &ha->fw_attributes, &ha->fw_memory_size); | |
917 | qla2x00_resize_request_q(ha); | |
2c3dfe3f SJ |
918 | ha->flags.npiv_supported = 0; |
919 | if (IS_QLA24XX(ha) && | |
920 | (ha->fw_attributes & BIT_2)) | |
921 | ha->flags.npiv_supported = 1; | |
a7a167bf AV |
922 | |
923 | if (ql2xallocfwdump) | |
924 | qla2x00_alloc_fw_dump(ha); | |
1da177e4 LT |
925 | } |
926 | } else { | |
927 | DEBUG2(printk(KERN_INFO | |
928 | "scsi(%ld): ISP Firmware failed checksum.\n", | |
929 | ha->host_no)); | |
930 | } | |
931 | } | |
932 | ||
933 | if (rval) { | |
934 | DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n", | |
935 | ha->host_no)); | |
936 | } | |
937 | ||
938 | return (rval); | |
939 | } | |
940 | ||
941 | /** | |
942 | * qla2x00_init_response_q_entries() - Initializes response queue entries. | |
943 | * @ha: HA context | |
944 | * | |
945 | * Beginning of request ring has initialization control block already built | |
946 | * by nvram config routine. | |
947 | * | |
948 | * Returns 0 on success. | |
949 | */ | |
950 | static void | |
951 | qla2x00_init_response_q_entries(scsi_qla_host_t *ha) | |
952 | { | |
953 | uint16_t cnt; | |
954 | response_t *pkt; | |
955 | ||
956 | pkt = ha->response_ring_ptr; | |
957 | for (cnt = 0; cnt < ha->response_q_length; cnt++) { | |
958 | pkt->signature = RESPONSE_PROCESSED; | |
959 | pkt++; | |
960 | } | |
961 | ||
962 | } | |
963 | ||
964 | /** | |
965 | * qla2x00_update_fw_options() - Read and process firmware options. | |
966 | * @ha: HA context | |
967 | * | |
968 | * Returns 0 on success. | |
969 | */ | |
abbd8870 | 970 | void |
1da177e4 LT |
971 | qla2x00_update_fw_options(scsi_qla_host_t *ha) |
972 | { | |
973 | uint16_t swing, emphasis, tx_sens, rx_sens; | |
974 | ||
975 | memset(ha->fw_options, 0, sizeof(ha->fw_options)); | |
976 | qla2x00_get_fw_options(ha, ha->fw_options); | |
977 | ||
978 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
979 | return; | |
980 | ||
981 | /* Serial Link options. */ | |
982 | DEBUG3(printk("scsi(%ld): Serial link options:\n", | |
983 | ha->host_no)); | |
984 | DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options, | |
985 | sizeof(ha->fw_seriallink_options))); | |
986 | ||
987 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
988 | if (ha->fw_seriallink_options[3] & BIT_2) { | |
989 | ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; | |
990 | ||
991 | /* 1G settings */ | |
992 | swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); | |
993 | emphasis = (ha->fw_seriallink_options[2] & | |
994 | (BIT_4 | BIT_3)) >> 3; | |
995 | tx_sens = ha->fw_seriallink_options[0] & | |
fa2a1ce5 | 996 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
997 | rx_sens = (ha->fw_seriallink_options[0] & |
998 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
999 | ha->fw_options[10] = (emphasis << 14) | (swing << 8); | |
1000 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1001 | if (rx_sens == 0x0) | |
1002 | rx_sens = 0x3; | |
1003 | ha->fw_options[10] |= (tx_sens << 4) | rx_sens; | |
1004 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1005 | ha->fw_options[10] |= BIT_5 | | |
1006 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1007 | (tx_sens & (BIT_1 | BIT_0)); | |
1008 | ||
1009 | /* 2G settings */ | |
1010 | swing = (ha->fw_seriallink_options[2] & | |
1011 | (BIT_7 | BIT_6 | BIT_5)) >> 5; | |
1012 | emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); | |
1013 | tx_sens = ha->fw_seriallink_options[1] & | |
fa2a1ce5 | 1014 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
1015 | rx_sens = (ha->fw_seriallink_options[1] & |
1016 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1017 | ha->fw_options[11] = (emphasis << 14) | (swing << 8); | |
1018 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1019 | if (rx_sens == 0x0) | |
1020 | rx_sens = 0x3; | |
1021 | ha->fw_options[11] |= (tx_sens << 4) | rx_sens; | |
1022 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1023 | ha->fw_options[11] |= BIT_5 | | |
1024 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1025 | (tx_sens & (BIT_1 | BIT_0)); | |
1026 | } | |
1027 | ||
1028 | /* FCP2 options. */ | |
1029 | /* Return command IOCBs without waiting for an ABTS to complete. */ | |
1030 | ha->fw_options[3] |= BIT_13; | |
1031 | ||
1032 | /* LED scheme. */ | |
1033 | if (ha->flags.enable_led_scheme) | |
1034 | ha->fw_options[2] |= BIT_12; | |
1035 | ||
48c02fde AV |
1036 | /* Detect ISP6312. */ |
1037 | if (IS_QLA6312(ha)) | |
1038 | ha->fw_options[2] |= BIT_13; | |
1039 | ||
1da177e4 LT |
1040 | /* Update firmware options. */ |
1041 | qla2x00_set_fw_options(ha, ha->fw_options); | |
1042 | } | |
1043 | ||
0107109e AV |
1044 | void |
1045 | qla24xx_update_fw_options(scsi_qla_host_t *ha) | |
1046 | { | |
1047 | int rval; | |
1048 | ||
1049 | /* Update Serial Link options. */ | |
f94097ed | 1050 | if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) |
0107109e AV |
1051 | return; |
1052 | ||
f94097ed AV |
1053 | rval = qla2x00_set_serdes_params(ha, |
1054 | le16_to_cpu(ha->fw_seriallink_options24[1]), | |
1055 | le16_to_cpu(ha->fw_seriallink_options24[2]), | |
1056 | le16_to_cpu(ha->fw_seriallink_options24[3])); | |
0107109e AV |
1057 | if (rval != QLA_SUCCESS) { |
1058 | qla_printk(KERN_WARNING, ha, | |
1059 | "Unable to update Serial Link options (%x).\n", rval); | |
1060 | } | |
1061 | } | |
1062 | ||
abbd8870 AV |
1063 | void |
1064 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1065 | { | |
3d71644c | 1066 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1067 | |
1068 | /* Setup ring parameters in initialization control block. */ | |
1069 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1070 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1071 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1072 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1073 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1074 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1075 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1076 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1077 | ||
1078 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1079 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1080 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1081 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1082 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1083 | } | |
1084 | ||
0107109e AV |
1085 | void |
1086 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1087 | { | |
1088 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1089 | struct init_cb_24xx *icb; | |
1090 | ||
1091 | /* Setup ring parameters in initialization control block. */ | |
1092 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1093 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1094 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1095 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1096 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1097 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1098 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1099 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1100 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1101 | ||
1102 | WRT_REG_DWORD(®->req_q_in, 0); | |
1103 | WRT_REG_DWORD(®->req_q_out, 0); | |
1104 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1105 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1106 | RD_REG_DWORD(®->rsp_q_out); | |
1107 | } | |
1108 | ||
1da177e4 LT |
1109 | /** |
1110 | * qla2x00_init_rings() - Initializes firmware. | |
1111 | * @ha: HA context | |
1112 | * | |
1113 | * Beginning of request ring has initialization control block already built | |
1114 | * by nvram config routine. | |
1115 | * | |
1116 | * Returns 0 on success. | |
1117 | */ | |
1118 | static int | |
1119 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1120 | { | |
1121 | int rval; | |
1122 | unsigned long flags = 0; | |
1123 | int cnt; | |
2c3dfe3f SJ |
1124 | struct mid_init_cb_24xx *mid_init_cb = |
1125 | (struct mid_init_cb_24xx *) ha->init_cb; | |
1da177e4 LT |
1126 | |
1127 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1128 | ||
1129 | /* Clear outstanding commands array. */ | |
1130 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1131 | ha->outstanding_cmds[cnt] = NULL; | |
1132 | ||
1133 | ha->current_outstanding_cmd = 0; | |
1134 | ||
1135 | /* Clear RSCN queue. */ | |
1136 | ha->rscn_in_ptr = 0; | |
1137 | ha->rscn_out_ptr = 0; | |
1138 | ||
1139 | /* Initialize firmware. */ | |
1140 | ha->request_ring_ptr = ha->request_ring; | |
1141 | ha->req_ring_index = 0; | |
1142 | ha->req_q_cnt = ha->request_q_length; | |
1143 | ha->response_ring_ptr = ha->response_ring; | |
1144 | ha->rsp_ring_index = 0; | |
1145 | ||
1da177e4 LT |
1146 | /* Initialize response queue entries */ |
1147 | qla2x00_init_response_q_entries(ha); | |
1148 | ||
fd34f556 | 1149 | ha->isp_ops->config_rings(ha); |
1da177e4 LT |
1150 | |
1151 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1152 | ||
1153 | /* Update any ISP specific firmware options before initialization. */ | |
fd34f556 | 1154 | ha->isp_ops->update_fw_options(ha); |
1da177e4 LT |
1155 | |
1156 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
2c3dfe3f SJ |
1157 | |
1158 | mid_init_cb->count = MAX_NUM_VPORT_FABRIC; | |
1159 | ha->max_npiv_vports = MAX_NUM_VPORT_FABRIC; | |
1160 | ||
0107109e | 1161 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1162 | if (rval) { |
1163 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1164 | ha->host_no)); | |
1165 | } else { | |
1166 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1167 | ha->host_no)); | |
1168 | } | |
1169 | ||
1170 | return (rval); | |
1171 | } | |
1172 | ||
1173 | /** | |
1174 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1175 | * @ha: HA context | |
1176 | * | |
1177 | * Returns 0 on success. | |
1178 | */ | |
1179 | static int | |
1180 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1181 | { | |
1182 | int rval; | |
1183 | unsigned long wtime, mtime; | |
1184 | uint16_t min_wait; /* Minimum wait time if loop is down */ | |
1185 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
1186 | uint16_t fw_state; | |
1187 | ||
1188 | rval = QLA_SUCCESS; | |
1189 | ||
1190 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1191 | min_wait = 20; |
1da177e4 LT |
1192 | |
1193 | /* | |
1194 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1195 | * our own processing. | |
1196 | */ | |
1197 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1198 | wait_time = min_wait; | |
1199 | } | |
1200 | ||
1201 | /* Min wait time if loop down */ | |
1202 | mtime = jiffies + (min_wait * HZ); | |
1203 | ||
1204 | /* wait time before firmware ready */ | |
1205 | wtime = jiffies + (wait_time * HZ); | |
1206 | ||
1207 | /* Wait for ISP to finish LIP */ | |
1208 | if (!ha->flags.init_done) | |
1209 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1210 | ||
1211 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1212 | ha->host_no)); | |
1213 | ||
1214 | do { | |
1215 | rval = qla2x00_get_firmware_state(ha, &fw_state); | |
1216 | if (rval == QLA_SUCCESS) { | |
1217 | if (fw_state < FSTATE_LOSS_OF_SYNC) { | |
1218 | ha->device_flags &= ~DFLG_NO_CABLE; | |
1219 | } | |
1220 | if (fw_state == FSTATE_READY) { | |
1221 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", | |
1222 | ha->host_no)); | |
1223 | ||
1224 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1225 | &ha->login_timeout, &ha->r_a_tov); | |
1226 | ||
1227 | rval = QLA_SUCCESS; | |
1228 | break; | |
1229 | } | |
1230 | ||
1231 | rval = QLA_FUNCTION_FAILED; | |
1232 | ||
1233 | if (atomic_read(&ha->loop_down_timer) && | |
7d7abc77 | 1234 | fw_state != FSTATE_READY) { |
1da177e4 | 1235 | /* Loop down. Timeout on min_wait for states |
fa2a1ce5 AV |
1236 | * other than Wait for Login. |
1237 | */ | |
1da177e4 LT |
1238 | if (time_after_eq(jiffies, mtime)) { |
1239 | qla_printk(KERN_INFO, ha, | |
1240 | "Cable is unplugged...\n"); | |
1241 | ||
1242 | ha->device_flags |= DFLG_NO_CABLE; | |
1243 | break; | |
1244 | } | |
1245 | } | |
1246 | } else { | |
1247 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1248 | if (time_after_eq(jiffies, mtime)) | |
1249 | break; | |
1250 | } | |
1251 | ||
1252 | if (time_after_eq(jiffies, wtime)) | |
1253 | break; | |
1254 | ||
1255 | /* Delay for a while */ | |
1256 | msleep(500); | |
1257 | ||
1258 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1259 | ha->host_no, fw_state, jiffies)); | |
1260 | } while (1); | |
1261 | ||
1262 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1263 | ha->host_no, fw_state, jiffies)); | |
1264 | ||
1265 | if (rval) { | |
1266 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1267 | ha->host_no)); | |
1268 | } | |
1269 | ||
1270 | return (rval); | |
1271 | } | |
1272 | ||
1273 | /* | |
1274 | * qla2x00_configure_hba | |
1275 | * Setup adapter context. | |
1276 | * | |
1277 | * Input: | |
1278 | * ha = adapter state pointer. | |
1279 | * | |
1280 | * Returns: | |
1281 | * 0 = success | |
1282 | * | |
1283 | * Context: | |
1284 | * Kernel context. | |
1285 | */ | |
1286 | static int | |
1287 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1288 | { | |
1289 | int rval; | |
1290 | uint16_t loop_id; | |
1291 | uint16_t topo; | |
2c3dfe3f | 1292 | uint16_t sw_cap; |
1da177e4 LT |
1293 | uint8_t al_pa; |
1294 | uint8_t area; | |
1295 | uint8_t domain; | |
1296 | char connect_type[22]; | |
1297 | ||
1298 | /* Get host addresses. */ | |
1299 | rval = qla2x00_get_adapter_id(ha, | |
2c3dfe3f | 1300 | &loop_id, &al_pa, &area, &domain, &topo, &sw_cap); |
1da177e4 | 1301 | if (rval != QLA_SUCCESS) { |
23443b1d | 1302 | if (LOOP_TRANSITION(ha) || atomic_read(&ha->loop_down_timer) || |
33135aa2 RA |
1303 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { |
1304 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1305 | __func__, ha->host_no)); | |
1306 | } else { | |
1307 | qla_printk(KERN_WARNING, ha, | |
1308 | "ERROR -- Unable to get host loop ID.\n"); | |
1309 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1310 | } | |
1da177e4 LT |
1311 | return (rval); |
1312 | } | |
1313 | ||
1314 | if (topo == 4) { | |
1315 | qla_printk(KERN_INFO, ha, | |
1316 | "Cannot get topology - retrying.\n"); | |
1317 | return (QLA_FUNCTION_FAILED); | |
1318 | } | |
1319 | ||
1320 | ha->loop_id = loop_id; | |
1321 | ||
1322 | /* initialize */ | |
1323 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1324 | ha->operating_mode = LOOP; | |
2c3dfe3f | 1325 | ha->switch_cap = 0; |
1da177e4 LT |
1326 | |
1327 | switch (topo) { | |
1328 | case 0: | |
1329 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1330 | ha->host_no)); | |
1331 | ha->current_topology = ISP_CFG_NL; | |
1332 | strcpy(connect_type, "(Loop)"); | |
1333 | break; | |
1334 | ||
1335 | case 1: | |
1336 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1337 | ha->host_no)); | |
2c3dfe3f | 1338 | ha->switch_cap = sw_cap; |
1da177e4 LT |
1339 | ha->current_topology = ISP_CFG_FL; |
1340 | strcpy(connect_type, "(FL_Port)"); | |
1341 | break; | |
1342 | ||
1343 | case 2: | |
1344 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1345 | ha->host_no)); | |
1346 | ha->operating_mode = P2P; | |
1347 | ha->current_topology = ISP_CFG_N; | |
1348 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1349 | break; | |
1350 | ||
1351 | case 3: | |
1352 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1353 | ha->host_no)); | |
2c3dfe3f | 1354 | ha->switch_cap = sw_cap; |
1da177e4 LT |
1355 | ha->operating_mode = P2P; |
1356 | ha->current_topology = ISP_CFG_F; | |
1357 | strcpy(connect_type, "(F_Port)"); | |
1358 | break; | |
1359 | ||
1360 | default: | |
1361 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1362 | "Using NL.\n", | |
1363 | ha->host_no, topo)); | |
1364 | ha->current_topology = ISP_CFG_NL; | |
1365 | strcpy(connect_type, "(Loop)"); | |
1366 | break; | |
1367 | } | |
1368 | ||
1369 | /* Save Host port and loop ID. */ | |
1370 | /* byte order - Big Endian */ | |
1371 | ha->d_id.b.domain = domain; | |
1372 | ha->d_id.b.area = area; | |
1373 | ha->d_id.b.al_pa = al_pa; | |
1374 | ||
1375 | if (!ha->flags.init_done) | |
1376 | qla_printk(KERN_INFO, ha, | |
1377 | "Topology - %s, Host Loop address 0x%x\n", | |
1378 | connect_type, ha->loop_id); | |
1379 | ||
1380 | if (rval) { | |
1381 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1382 | } else { | |
1383 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1384 | } | |
1385 | ||
1386 | return(rval); | |
1387 | } | |
1388 | ||
9bb9fcf2 AV |
1389 | static inline void |
1390 | qla2x00_set_model_info(scsi_qla_host_t *ha, uint8_t *model, size_t len, char *def) | |
1391 | { | |
1392 | char *st, *en; | |
1393 | uint16_t index; | |
1394 | ||
1395 | if (memcmp(model, BINZERO, len) != 0) { | |
1396 | strncpy(ha->model_number, model, len); | |
1397 | st = en = ha->model_number; | |
1398 | en += len - 1; | |
1399 | while (en > st) { | |
1400 | if (*en != 0x20 && *en != 0x00) | |
1401 | break; | |
1402 | *en-- = '\0'; | |
1403 | } | |
1404 | ||
1405 | index = (ha->pdev->subsystem_device & 0xff); | |
1406 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1407 | index < QLA_MODEL_NAMES) | |
1408 | ha->model_desc = qla2x00_model_name[index * 2 + 1]; | |
1409 | } else { | |
1410 | index = (ha->pdev->subsystem_device & 0xff); | |
1411 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1412 | index < QLA_MODEL_NAMES) { | |
1413 | strcpy(ha->model_number, | |
1414 | qla2x00_model_name[index * 2]); | |
1415 | ha->model_desc = qla2x00_model_name[index * 2 + 1]; | |
1416 | } else { | |
1417 | strcpy(ha->model_number, def); | |
1418 | } | |
1419 | } | |
1420 | } | |
1421 | ||
4e08df3f DM |
1422 | /* On sparc systems, obtain port and node WWN from firmware |
1423 | * properties. | |
1424 | */ | |
1425 | static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *ha, nvram_t *nv) | |
1426 | { | |
1427 | #ifdef CONFIG_SPARC | |
1428 | struct pci_dev *pdev = ha->pdev; | |
15576bc8 DM |
1429 | struct device_node *dp = pci_device_to_OF_node(pdev); |
1430 | const u8 *val; | |
4e08df3f DM |
1431 | int len; |
1432 | ||
1433 | val = of_get_property(dp, "port-wwn", &len); | |
1434 | if (val && len >= WWN_SIZE) | |
1435 | memcpy(nv->port_name, val, WWN_SIZE); | |
1436 | ||
1437 | val = of_get_property(dp, "node-wwn", &len); | |
1438 | if (val && len >= WWN_SIZE) | |
1439 | memcpy(nv->node_name, val, WWN_SIZE); | |
1440 | #endif | |
1441 | } | |
1442 | ||
1da177e4 LT |
1443 | /* |
1444 | * NVRAM configuration for ISP 2xxx | |
1445 | * | |
1446 | * Input: | |
1447 | * ha = adapter block pointer. | |
1448 | * | |
1449 | * Output: | |
1450 | * initialization control block in response_ring | |
1451 | * host adapters parameters in host adapter block | |
1452 | * | |
1453 | * Returns: | |
1454 | * 0 = success. | |
1455 | */ | |
abbd8870 | 1456 | int |
1da177e4 LT |
1457 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1458 | { | |
4e08df3f | 1459 | int rval; |
0107109e AV |
1460 | uint8_t chksum = 0; |
1461 | uint16_t cnt; | |
1462 | uint8_t *dptr1, *dptr2; | |
1463 | init_cb_t *icb = ha->init_cb; | |
281afe19 SJ |
1464 | nvram_t *nv = ha->nvram; |
1465 | uint8_t *ptr = ha->nvram; | |
3d71644c | 1466 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 1467 | |
4e08df3f DM |
1468 | rval = QLA_SUCCESS; |
1469 | ||
1da177e4 | 1470 | /* Determine NVRAM starting address. */ |
0107109e | 1471 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1472 | ha->nvram_base = 0; |
1473 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1474 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1475 | ha->nvram_base = 0x80; | |
1476 | ||
1477 | /* Get NVRAM data and calculate checksum. */ | |
fd34f556 | 1478 | ha->isp_ops->read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
0107109e AV |
1479 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) |
1480 | chksum += *ptr++; | |
1da177e4 LT |
1481 | |
1482 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
281afe19 | 1483 | DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size)); |
1da177e4 LT |
1484 | |
1485 | /* Bad NVRAM data, set defaults parameters. */ | |
1486 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1487 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1488 | /* Reset NVRAM data. */ | |
1489 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1490 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1491 | nv->nvram_version); | |
4e08df3f DM |
1492 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " |
1493 | "invalid -- WWPN) defaults.\n"); | |
1494 | ||
1495 | /* | |
1496 | * Set default initialization control block. | |
1497 | */ | |
1498 | memset(nv, 0, ha->nvram_size); | |
1499 | nv->parameter_block_version = ICB_VERSION; | |
1500 | ||
1501 | if (IS_QLA23XX(ha)) { | |
1502 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1503 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1504 | nv->add_firmware_options[0] = BIT_5; | |
1505 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1506 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1507 | nv->special_options[1] = BIT_7; | |
1508 | } else if (IS_QLA2200(ha)) { | |
1509 | nv->firmware_options[0] = BIT_2 | BIT_1; | |
1510 | nv->firmware_options[1] = BIT_7 | BIT_5; | |
1511 | nv->add_firmware_options[0] = BIT_5; | |
1512 | nv->add_firmware_options[1] = BIT_5 | BIT_4; | |
1513 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1514 | } else if (IS_QLA2100(ha)) { | |
1515 | nv->firmware_options[0] = BIT_3 | BIT_1; | |
1516 | nv->firmware_options[1] = BIT_5; | |
1517 | nv->frame_payload_size = __constant_cpu_to_le16(1024); | |
1518 | } | |
1519 | ||
1520 | nv->max_iocb_allocation = __constant_cpu_to_le16(256); | |
1521 | nv->execution_throttle = __constant_cpu_to_le16(16); | |
1522 | nv->retry_count = 8; | |
1523 | nv->retry_delay = 1; | |
1524 | ||
1525 | nv->port_name[0] = 33; | |
1526 | nv->port_name[3] = 224; | |
1527 | nv->port_name[4] = 139; | |
1528 | ||
1529 | qla2xxx_nvram_wwn_from_ofw(ha, nv); | |
1530 | ||
1531 | nv->login_timeout = 4; | |
1532 | ||
1533 | /* | |
1534 | * Set default host adapter parameters | |
1535 | */ | |
1536 | nv->host_p[1] = BIT_2; | |
1537 | nv->reset_delay = 5; | |
1538 | nv->port_down_retry_count = 8; | |
1539 | nv->max_luns_per_target = __constant_cpu_to_le16(8); | |
1540 | nv->link_down_timeout = 60; | |
1541 | ||
1542 | rval = 1; | |
1da177e4 LT |
1543 | } |
1544 | ||
1545 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1546 | /* | |
1547 | * The SN2 does not provide BIOS emulation which means you can't change | |
1548 | * potentially bogus BIOS settings. Force the use of default settings | |
1549 | * for link rate and frame size. Hope that the rest of the settings | |
1550 | * are valid. | |
1551 | */ | |
1552 | if (ia64_platform_is("sn2")) { | |
1553 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1554 | if (IS_QLA23XX(ha)) | |
1555 | nv->special_options[1] = BIT_7; | |
1556 | } | |
1557 | #endif | |
1558 | ||
1559 | /* Reset Initialization control block */ | |
0107109e | 1560 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1561 | |
1562 | /* | |
1563 | * Setup driver NVRAM options. | |
1564 | */ | |
1565 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1566 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1567 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1568 | nv->firmware_options[1] &= ~BIT_4; | |
1569 | ||
1570 | if (IS_QLA23XX(ha)) { | |
1571 | nv->firmware_options[0] |= BIT_2; | |
1572 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1573 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1574 | |
1575 | if (IS_QLA2300(ha)) { | |
1576 | if (ha->fb_rev == FPM_2310) { | |
1577 | strcpy(ha->model_number, "QLA2310"); | |
1578 | } else { | |
1579 | strcpy(ha->model_number, "QLA2300"); | |
1580 | } | |
1581 | } else { | |
9bb9fcf2 AV |
1582 | qla2x00_set_model_info(ha, nv->model_number, |
1583 | sizeof(nv->model_number), "QLA23xx"); | |
1da177e4 LT |
1584 | } |
1585 | } else if (IS_QLA2200(ha)) { | |
1586 | nv->firmware_options[0] |= BIT_2; | |
1587 | /* | |
1588 | * 'Point-to-point preferred, else loop' is not a safe | |
1589 | * connection mode setting. | |
1590 | */ | |
1591 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1592 | (BIT_5 | BIT_4)) { | |
1593 | /* Force 'loop preferred, else point-to-point'. */ | |
1594 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1595 | nv->add_firmware_options[0] |= BIT_5; | |
1596 | } | |
1597 | strcpy(ha->model_number, "QLA22xx"); | |
1598 | } else /*if (IS_QLA2100(ha))*/ { | |
1599 | strcpy(ha->model_number, "QLA2100"); | |
1600 | } | |
1601 | ||
1602 | /* | |
1603 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1604 | */ | |
1605 | dptr1 = (uint8_t *)icb; | |
1606 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1607 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1608 | while (cnt--) | |
1609 | *dptr1++ = *dptr2++; | |
1610 | ||
1611 | /* Copy 2nd half. */ | |
1612 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1613 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1614 | while (cnt--) | |
1615 | *dptr1++ = *dptr2++; | |
1616 | ||
5341e868 AV |
1617 | /* Use alternate WWN? */ |
1618 | if (nv->host_p[1] & BIT_7) { | |
1619 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
1620 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
1621 | } | |
1622 | ||
1da177e4 LT |
1623 | /* Prepare nodename */ |
1624 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1625 | /* | |
1626 | * Firmware will apply the following mask if the nodename was | |
1627 | * not provided. | |
1628 | */ | |
1629 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1630 | icb->node_name[0] &= 0xF0; | |
1631 | } | |
1632 | ||
1633 | /* | |
1634 | * Set host adapter parameters. | |
1635 | */ | |
0181944f | 1636 | if (nv->host_p[0] & BIT_7) |
11010fec | 1637 | ql2xextended_error_logging = 1; |
1da177e4 LT |
1638 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1639 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1640 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1641 | ha->flags.disable_risc_code_load = 0; | |
1642 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1643 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1644 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1645 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
d4c760c2 | 1646 | ha->flags.disable_serdes = 0; |
1da177e4 LT |
1647 | |
1648 | ha->operating_mode = | |
1649 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1650 | ||
1651 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1652 | sizeof(ha->fw_seriallink_options)); | |
1653 | ||
1654 | /* save HBA serial number */ | |
1655 | ha->serial0 = icb->port_name[5]; | |
1656 | ha->serial1 = icb->port_name[6]; | |
1657 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1658 | ha->node_name = icb->node_name; |
1659 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1660 | |
1661 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1662 | ||
1663 | ha->retry_count = nv->retry_count; | |
1664 | ||
1665 | /* Set minimum login_timeout to 4 seconds. */ | |
1666 | if (nv->login_timeout < ql2xlogintimeout) | |
1667 | nv->login_timeout = ql2xlogintimeout; | |
1668 | if (nv->login_timeout < 4) | |
1669 | nv->login_timeout = 4; | |
1670 | ha->login_timeout = nv->login_timeout; | |
1671 | icb->login_timeout = nv->login_timeout; | |
1672 | ||
1673 | /* Set minimum RATOV to 200 tenths of a second. */ | |
1674 | ha->r_a_tov = 200; | |
1675 | ||
1da177e4 LT |
1676 | ha->loop_reset_delay = nv->reset_delay; |
1677 | ||
1da177e4 LT |
1678 | /* Link Down Timeout = 0: |
1679 | * | |
1680 | * When Port Down timer expires we will start returning | |
1681 | * I/O's to OS with "DID_NO_CONNECT". | |
1682 | * | |
1683 | * Link Down Timeout != 0: | |
1684 | * | |
1685 | * The driver waits for the link to come up after link down | |
1686 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1687 | */ |
1da177e4 LT |
1688 | if (nv->link_down_timeout == 0) { |
1689 | ha->loop_down_abort_time = | |
354d6b21 | 1690 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1691 | } else { |
1692 | ha->link_down_timeout = nv->link_down_timeout; | |
1693 | ha->loop_down_abort_time = | |
1694 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1695 | } |
1da177e4 | 1696 | |
1da177e4 LT |
1697 | /* |
1698 | * Need enough time to try and get the port back. | |
1699 | */ | |
1700 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1701 | if (qlport_down_retry) | |
1702 | ha->port_down_retry_count = qlport_down_retry; | |
1703 | /* Set login_retry_count */ | |
1704 | ha->login_retry_count = nv->retry_count; | |
1705 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1706 | ha->port_down_retry_count > 3) | |
1707 | ha->login_retry_count = ha->port_down_retry_count; | |
1708 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1709 | ha->login_retry_count = ha->port_down_retry_count; | |
1710 | if (ql2xloginretrycount) | |
1711 | ha->login_retry_count = ql2xloginretrycount; | |
1712 | ||
1da177e4 LT |
1713 | icb->lun_enables = __constant_cpu_to_le16(0); |
1714 | icb->command_resource_count = 0; | |
1715 | icb->immediate_notify_resource_count = 0; | |
1716 | icb->timeout = __constant_cpu_to_le16(0); | |
1717 | ||
1718 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1719 | /* Enable RIO */ | |
1720 | icb->firmware_options[0] &= ~BIT_3; | |
1721 | icb->add_firmware_options[0] &= | |
1722 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1723 | icb->add_firmware_options[0] |= BIT_2; | |
1724 | icb->response_accumulation_timer = 3; | |
1725 | icb->interrupt_delay_timer = 5; | |
1726 | ||
1727 | ha->flags.process_response_queue = 1; | |
1728 | } else { | |
4fdfefe5 AV |
1729 | /* Enable ZIO. */ |
1730 | if (!ha->flags.init_done) { | |
1731 | ha->zio_mode = icb->add_firmware_options[0] & | |
1732 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1733 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1734 | icb->interrupt_delay_timer: 2; | |
1735 | } | |
1da177e4 LT |
1736 | icb->add_firmware_options[0] &= |
1737 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1738 | ha->flags.process_response_queue = 0; |
1739 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d AV |
1740 | ha->zio_mode = QLA_ZIO_MODE_6; |
1741 | ||
4fdfefe5 AV |
1742 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " |
1743 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1744 | ha->zio_timer * 100)); | |
1da177e4 | 1745 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1746 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1747 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1748 | |
4fdfefe5 AV |
1749 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1750 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1751 | ha->flags.process_response_queue = 1; |
1752 | } | |
1753 | } | |
1754 | ||
4e08df3f DM |
1755 | if (rval) { |
1756 | DEBUG2_3(printk(KERN_WARNING | |
1757 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
1758 | } | |
1759 | return (rval); | |
1da177e4 LT |
1760 | } |
1761 | ||
19a7b4ae JSEC |
1762 | static void |
1763 | qla2x00_rport_del(void *data) | |
1764 | { | |
1765 | fc_port_t *fcport = data; | |
d97994dc AV |
1766 | struct fc_rport *rport; |
1767 | unsigned long flags; | |
1768 | ||
1769 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1770 | rport = fcport->drport; | |
1771 | fcport->drport = NULL; | |
1772 | spin_unlock_irqrestore(&fcport->rport_lock, flags); | |
1773 | if (rport) | |
1774 | fc_remote_port_delete(rport); | |
19a7b4ae JSEC |
1775 | } |
1776 | ||
1da177e4 LT |
1777 | /** |
1778 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1779 | * @ha: HA context | |
1780 | * @flags: allocation flags | |
1781 | * | |
1782 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1783 | */ | |
413975a0 | 1784 | static fc_port_t * |
c53033f6 | 1785 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1786 | { |
1787 | fc_port_t *fcport; | |
1788 | ||
1789 | fcport = kmalloc(sizeof(fc_port_t), flags); | |
1790 | if (fcport == NULL) | |
1791 | return (fcport); | |
1792 | ||
1793 | /* Setup fcport template structure. */ | |
1794 | memset(fcport, 0, sizeof (fc_port_t)); | |
1795 | fcport->ha = ha; | |
2c3dfe3f | 1796 | fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
1797 | fcport->port_type = FCT_UNKNOWN; |
1798 | fcport->loop_id = FC_NO_LOOP_ID; | |
1da177e4 LT |
1799 | atomic_set(&fcport->state, FCS_UNCONFIGURED); |
1800 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1801 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
d97994dc | 1802 | spin_lock_init(&fcport->rport_lock); |
1da177e4 LT |
1803 | |
1804 | return (fcport); | |
1805 | } | |
1806 | ||
1807 | /* | |
1808 | * qla2x00_configure_loop | |
1809 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1810 | * | |
1811 | * Input: | |
1812 | * ha = adapter block pointer. | |
1813 | * | |
1814 | * Returns: | |
1815 | * 0 = success. | |
1816 | * 1 = error. | |
1817 | * 2 = database was full and device was not configured. | |
1818 | */ | |
1819 | static int | |
fa2a1ce5 | 1820 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1821 | { |
1822 | int rval; | |
1823 | unsigned long flags, save_flags; | |
1824 | ||
1825 | rval = QLA_SUCCESS; | |
1826 | ||
1827 | /* Get Initiator ID */ | |
1828 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1829 | rval = qla2x00_configure_hba(ha); | |
1830 | if (rval != QLA_SUCCESS) { | |
1831 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1832 | ha->host_no)); | |
1833 | return (rval); | |
1834 | } | |
1835 | } | |
1836 | ||
1837 | save_flags = flags = ha->dpc_flags; | |
1838 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1839 | ha->host_no, flags)); | |
1840 | ||
1841 | /* | |
1842 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1843 | * both at the same time. | |
1844 | */ | |
1845 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1846 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1847 | |
1848 | /* Determine what we need to do */ | |
1849 | if (ha->current_topology == ISP_CFG_FL && | |
1850 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1851 | ||
1852 | ha->flags.rscn_queue_overflow = 1; | |
1853 | set_bit(RSCN_UPDATE, &flags); | |
1854 | ||
1855 | } else if (ha->current_topology == ISP_CFG_F && | |
1856 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1857 | ||
1858 | ha->flags.rscn_queue_overflow = 1; | |
1859 | set_bit(RSCN_UPDATE, &flags); | |
1860 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
21333b48 AV |
1861 | |
1862 | } else if (ha->current_topology == ISP_CFG_N) { | |
1863 | clear_bit(RSCN_UPDATE, &flags); | |
1da177e4 LT |
1864 | |
1865 | } else if (!ha->flags.online || | |
1866 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1867 | ||
1868 | ha->flags.rscn_queue_overflow = 1; | |
1869 | set_bit(RSCN_UPDATE, &flags); | |
1870 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1871 | } | |
1872 | ||
1873 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1874 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1875 | rval = QLA_FUNCTION_FAILED; | |
1876 | } else { | |
1877 | rval = qla2x00_configure_local_loop(ha); | |
1878 | } | |
1879 | } | |
1880 | ||
1881 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
23443b1d | 1882 | if (LOOP_TRANSITION(ha)) { |
1da177e4 LT |
1883 | rval = QLA_FUNCTION_FAILED; |
1884 | } else { | |
1885 | rval = qla2x00_configure_fabric(ha); | |
1886 | } | |
1887 | } | |
1888 | ||
1889 | if (rval == QLA_SUCCESS) { | |
1890 | if (atomic_read(&ha->loop_down_timer) || | |
1891 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1892 | rval = QLA_FUNCTION_FAILED; | |
1893 | } else { | |
1da177e4 LT |
1894 | atomic_set(&ha->loop_state, LOOP_READY); |
1895 | ||
1896 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
1897 | } | |
1898 | } | |
1899 | ||
1900 | if (rval) { | |
1901 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
1902 | __func__, ha->host_no)); | |
1903 | } else { | |
1904 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
1905 | } | |
1906 | ||
1907 | /* Restore state if a resync event occured during processing */ | |
1908 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1909 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
1910 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1911 | if (test_bit(RSCN_UPDATE, &save_flags)) | |
1912 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1913 | } | |
1914 | ||
1915 | return (rval); | |
1916 | } | |
1917 | ||
1918 | ||
1919 | ||
1920 | /* | |
1921 | * qla2x00_configure_local_loop | |
1922 | * Updates Fibre Channel Device Database with local loop devices. | |
1923 | * | |
1924 | * Input: | |
1925 | * ha = adapter block pointer. | |
1926 | * | |
1927 | * Returns: | |
1928 | * 0 = success. | |
1929 | */ | |
1930 | static int | |
fa2a1ce5 | 1931 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1932 | { |
1933 | int rval, rval2; | |
1934 | int found_devs; | |
1935 | int found; | |
1936 | fc_port_t *fcport, *new_fcport; | |
1937 | ||
1938 | uint16_t index; | |
1939 | uint16_t entries; | |
1940 | char *id_iter; | |
1941 | uint16_t loop_id; | |
1942 | uint8_t domain, area, al_pa; | |
2c3dfe3f | 1943 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
1944 | |
1945 | found_devs = 0; | |
1946 | new_fcport = NULL; | |
1947 | entries = MAX_FIBRE_DEVICES; | |
1948 | ||
1949 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
1950 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
1951 | ||
1952 | /* Get list of logged in devices. */ | |
1953 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
1954 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
1955 | &entries); | |
1956 | if (rval != QLA_SUCCESS) | |
1957 | goto cleanup_allocation; | |
1958 | ||
1959 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
1960 | ha->host_no, entries)); | |
1961 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
1962 | entries * sizeof(struct gid_list_info))); | |
1963 | ||
1964 | /* Allocate temporary fcport for any new fcports discovered. */ | |
1965 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1966 | if (new_fcport == NULL) { | |
1967 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1968 | goto cleanup_allocation; | |
1969 | } | |
1970 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1971 | ||
1972 | /* | |
1973 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
1974 | */ | |
2c3dfe3f SJ |
1975 | list_for_each_entry(fcport, &pha->fcports, list) { |
1976 | if (fcport->vp_idx != ha->vp_idx) | |
1977 | continue; | |
1978 | ||
1da177e4 LT |
1979 | if (atomic_read(&fcport->state) == FCS_ONLINE && |
1980 | fcport->port_type != FCT_BROADCAST && | |
1981 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
1982 | ||
1983 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
1984 | "loop_id=0x%04x\n", | |
1985 | ha->host_no, fcport->loop_id)); | |
1986 | ||
1987 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1988 | fcport->flags &= ~FCF_FARP_DONE; | |
1989 | } | |
1990 | } | |
1991 | ||
1992 | /* Add devices to port list. */ | |
1993 | id_iter = (char *)ha->gid_list; | |
1994 | for (index = 0; index < entries; index++) { | |
1995 | domain = ((struct gid_list_info *)id_iter)->domain; | |
1996 | area = ((struct gid_list_info *)id_iter)->area; | |
1997 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 1998 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
1999 | loop_id = (uint16_t) |
2000 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 2001 | else |
1da177e4 LT |
2002 | loop_id = le16_to_cpu( |
2003 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 2004 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
2005 | |
2006 | /* Bypass reserved domain fields. */ | |
2007 | if ((domain & 0xf0) == 0xf0) | |
2008 | continue; | |
2009 | ||
2010 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
2011 | if (area && domain && |
2012 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
2013 | continue; |
2014 | ||
2015 | /* Bypass invalid local loop ID. */ | |
2016 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
2017 | continue; | |
2018 | ||
2019 | /* Fill in member data. */ | |
2020 | new_fcport->d_id.b.domain = domain; | |
2021 | new_fcport->d_id.b.area = area; | |
2022 | new_fcport->d_id.b.al_pa = al_pa; | |
2023 | new_fcport->loop_id = loop_id; | |
2c3dfe3f | 2024 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2025 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); |
2026 | if (rval2 != QLA_SUCCESS) { | |
2027 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
2028 | "information -- get_port_database=%x, " | |
2029 | "loop_id=0x%04x\n", | |
2030 | ha->host_no, rval2, new_fcport->loop_id)); | |
c9d02acf AV |
2031 | DEBUG2(printk("scsi(%ld): Scheduling resync...\n", |
2032 | ha->host_no)); | |
2033 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
2034 | continue; |
2035 | } | |
2036 | ||
2037 | /* Check for matching device in port list. */ | |
2038 | found = 0; | |
2039 | fcport = NULL; | |
2c3dfe3f SJ |
2040 | list_for_each_entry(fcport, &pha->fcports, list) { |
2041 | if (fcport->vp_idx != ha->vp_idx) | |
2042 | continue; | |
2043 | ||
1da177e4 LT |
2044 | if (memcmp(new_fcport->port_name, fcport->port_name, |
2045 | WWN_SIZE)) | |
2046 | continue; | |
2047 | ||
2048 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
2049 | FCF_PERSISTENT_BOUND); | |
2050 | fcport->loop_id = new_fcport->loop_id; | |
2051 | fcport->port_type = new_fcport->port_type; | |
2052 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2053 | memcpy(fcport->node_name, new_fcport->node_name, | |
2054 | WWN_SIZE); | |
2055 | ||
2056 | found++; | |
2057 | break; | |
2058 | } | |
2059 | ||
2060 | if (!found) { | |
2061 | /* New device, add to fcports list. */ | |
2062 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2c3dfe3f SJ |
2063 | if (ha->parent) { |
2064 | new_fcport->ha = ha; | |
2065 | new_fcport->vp_idx = ha->vp_idx; | |
2066 | list_add_tail(&new_fcport->vp_fcport, | |
2067 | &ha->vp_fcports); | |
2068 | } | |
2069 | list_add_tail(&new_fcport->list, &pha->fcports); | |
1da177e4 LT |
2070 | |
2071 | /* Allocate a new replacement fcport. */ | |
2072 | fcport = new_fcport; | |
2073 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2074 | if (new_fcport == NULL) { | |
2075 | rval = QLA_MEMORY_ALLOC_FAILED; | |
2076 | goto cleanup_allocation; | |
2077 | } | |
2078 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
2079 | } | |
2080 | ||
d8b45213 AV |
2081 | /* Base iIDMA settings on HBA port speed. */ |
2082 | switch (ha->link_data_rate) { | |
2083 | case PORT_SPEED_1GB: | |
2084 | fcport->fp_speed = cpu_to_be16(BIT_15); | |
2085 | break; | |
2086 | case PORT_SPEED_2GB: | |
2087 | fcport->fp_speed = cpu_to_be16(BIT_14); | |
2088 | break; | |
2089 | case PORT_SPEED_4GB: | |
2090 | fcport->fp_speed = cpu_to_be16(BIT_13); | |
2091 | break; | |
2092 | } | |
2093 | ||
1da177e4 LT |
2094 | qla2x00_update_fcport(ha, fcport); |
2095 | ||
2096 | found_devs++; | |
2097 | } | |
2098 | ||
2099 | cleanup_allocation: | |
c9475cb0 | 2100 | kfree(new_fcport); |
1da177e4 LT |
2101 | |
2102 | if (rval != QLA_SUCCESS) { | |
2103 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
2104 | "rval=%x\n", ha->host_no, rval)); | |
2105 | } | |
2106 | ||
2107 | if (found_devs) { | |
2108 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
2109 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
2110 | } | |
2111 | ||
2112 | return (rval); | |
2113 | } | |
2114 | ||
2115 | static void | |
fa2a1ce5 | 2116 | qla2x00_probe_for_all_luns(scsi_qla_host_t *ha) |
1da177e4 LT |
2117 | { |
2118 | fc_port_t *fcport; | |
2119 | ||
d97994dc | 2120 | qla2x00_mark_all_devices_lost(ha, 0); |
1da177e4 LT |
2121 | list_for_each_entry(fcport, &ha->fcports, list) { |
2122 | if (fcport->port_type != FCT_TARGET) | |
2123 | continue; | |
2124 | ||
fa2a1ce5 | 2125 | qla2x00_update_fcport(ha, fcport); |
1da177e4 LT |
2126 | } |
2127 | } | |
2128 | ||
d8b45213 AV |
2129 | static void |
2130 | qla2x00_iidma_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2131 | { | |
2132 | #define LS_UNKNOWN 2 | |
2133 | static char *link_speeds[5] = { "1", "2", "?", "4" }; | |
2134 | int rval; | |
2135 | uint16_t port_speed, mb[6]; | |
2136 | ||
c76f2c01 | 2137 | if (!IS_IIDMA_CAPABLE(ha)) |
d8b45213 AV |
2138 | return; |
2139 | ||
2140 | switch (be16_to_cpu(fcport->fp_speed)) { | |
2141 | case BIT_15: | |
2142 | port_speed = PORT_SPEED_1GB; | |
2143 | break; | |
2144 | case BIT_14: | |
2145 | port_speed = PORT_SPEED_2GB; | |
2146 | break; | |
2147 | case BIT_13: | |
2148 | port_speed = PORT_SPEED_4GB; | |
2149 | break; | |
2150 | default: | |
2151 | DEBUG2(printk("scsi(%ld): %02x%02x%02x%02x%02x%02x%02x%02x -- " | |
2152 | "unsupported FM port operating speed (%04x).\n", | |
2153 | ha->host_no, fcport->port_name[0], fcport->port_name[1], | |
2154 | fcport->port_name[2], fcport->port_name[3], | |
2155 | fcport->port_name[4], fcport->port_name[5], | |
2156 | fcport->port_name[6], fcport->port_name[7], | |
2157 | be16_to_cpu(fcport->fp_speed))); | |
2158 | port_speed = PORT_SPEED_UNKNOWN; | |
2159 | break; | |
2160 | } | |
2161 | if (port_speed == PORT_SPEED_UNKNOWN) | |
2162 | return; | |
2163 | ||
2164 | rval = qla2x00_set_idma_speed(ha, fcport->loop_id, port_speed, mb); | |
2165 | if (rval != QLA_SUCCESS) { | |
2166 | DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA " | |
2167 | "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n", | |
2168 | ha->host_no, fcport->port_name[0], fcport->port_name[1], | |
2169 | fcport->port_name[2], fcport->port_name[3], | |
2170 | fcport->port_name[4], fcport->port_name[5], | |
2171 | fcport->port_name[6], fcport->port_name[7], rval, | |
2172 | port_speed, mb[0], mb[1])); | |
2173 | } else { | |
2174 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2175 | "iIDMA adjusted to %s GB/s on " | |
2176 | "%02x%02x%02x%02x%02x%02x%02x%02x.\n", | |
2177 | link_speeds[port_speed], fcport->port_name[0], | |
2178 | fcport->port_name[1], fcport->port_name[2], | |
2179 | fcport->port_name[3], fcport->port_name[4], | |
2180 | fcport->port_name[5], fcport->port_name[6], | |
2181 | fcport->port_name[7])); | |
2182 | } | |
2183 | } | |
2184 | ||
23be331d | 2185 | static void |
8482e118 AV |
2186 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) |
2187 | { | |
2188 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2189 | struct fc_rport *rport; |
d97994dc | 2190 | unsigned long flags; |
8482e118 | 2191 | |
d97994dc AV |
2192 | if (fcport->drport) |
2193 | qla2x00_rport_del(fcport); | |
2194 | if (fcport->rport) | |
2195 | return; | |
8482e118 | 2196 | |
f8b02a85 AV |
2197 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2198 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 AV |
2199 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2200 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 | 2201 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
d97994dc | 2202 | rport = fc_remote_port_add(ha->host, 0, &rport_ids); |
77d74143 AV |
2203 | if (!rport) { |
2204 | qla_printk(KERN_WARNING, ha, | |
2205 | "Unable to allocate fc remote port!\n"); | |
2206 | return; | |
2207 | } | |
d97994dc AV |
2208 | spin_lock_irqsave(&fcport->rport_lock, flags); |
2209 | fcport->rport = rport; | |
19a7b4ae | 2210 | *((fc_port_t **)rport->dd_data) = fcport; |
d97994dc AV |
2211 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
2212 | ||
ad3e0eda | 2213 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2214 | |
8482e118 AV |
2215 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2216 | if (fcport->port_type == FCT_INITIATOR) | |
2217 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2218 | if (fcport->port_type == FCT_TARGET) | |
2219 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2220 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 | 2221 | |
cc4731f5 AV |
2222 | if (rport->scsi_target_id != -1 && |
2223 | rport->scsi_target_id < ha->host->max_id) | |
bdf79621 | 2224 | fcport->os_target_id = rport->scsi_target_id; |
1da177e4 LT |
2225 | } |
2226 | ||
23be331d AB |
2227 | /* |
2228 | * qla2x00_update_fcport | |
2229 | * Updates device on list. | |
2230 | * | |
2231 | * Input: | |
2232 | * ha = adapter block pointer. | |
2233 | * fcport = port structure pointer. | |
2234 | * | |
2235 | * Return: | |
2236 | * 0 - Success | |
2237 | * BIT_0 - error | |
2238 | * | |
2239 | * Context: | |
2240 | * Kernel context. | |
2241 | */ | |
2242 | void | |
2243 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2244 | { | |
2c3dfe3f SJ |
2245 | scsi_qla_host_t *pha = to_qla_parent(ha); |
2246 | ||
23be331d AB |
2247 | fcport->ha = ha; |
2248 | fcport->login_retry = 0; | |
2c3dfe3f | 2249 | fcport->port_login_retry_count = pha->port_down_retry_count * |
23be331d | 2250 | PORT_RETRY_TIME; |
2c3dfe3f | 2251 | atomic_set(&fcport->port_down_timer, pha->port_down_retry_count * |
23be331d AB |
2252 | PORT_RETRY_TIME); |
2253 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2254 | ||
2255 | qla2x00_iidma_fcport(ha, fcport); | |
2256 | ||
2257 | atomic_set(&fcport->state, FCS_ONLINE); | |
2258 | ||
2259 | qla2x00_reg_remote_port(ha, fcport); | |
2260 | } | |
2261 | ||
1da177e4 LT |
2262 | /* |
2263 | * qla2x00_configure_fabric | |
2264 | * Setup SNS devices with loop ID's. | |
2265 | * | |
2266 | * Input: | |
2267 | * ha = adapter block pointer. | |
2268 | * | |
2269 | * Returns: | |
2270 | * 0 = success. | |
2271 | * BIT_0 = error | |
2272 | */ | |
2273 | static int | |
2274 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2275 | { | |
2276 | int rval, rval2; | |
2277 | fc_port_t *fcport, *fcptemp; | |
2278 | uint16_t next_loopid; | |
2279 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2280 | uint16_t loop_id; |
1da177e4 | 2281 | LIST_HEAD(new_fcports); |
2c3dfe3f | 2282 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2283 | |
2284 | /* If FL port exists, then SNS is present */ | |
e428924c | 2285 | if (IS_FWI2_CAPABLE(ha)) |
0107109e AV |
2286 | loop_id = NPH_F_PORT; |
2287 | else | |
2288 | loop_id = SNS_FL_PORT; | |
90991c85 | 2289 | rval = qla2x00_get_port_name(ha, loop_id, ha->fabric_node_name, 1); |
1da177e4 LT |
2290 | if (rval != QLA_SUCCESS) { |
2291 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2292 | "Port\n", ha->host_no)); | |
2293 | ||
2294 | ha->device_flags &= ~SWITCH_FOUND; | |
2295 | return (QLA_SUCCESS); | |
2296 | } | |
90991c85 | 2297 | ha->device_flags |= SWITCH_FOUND; |
1da177e4 LT |
2298 | |
2299 | /* Mark devices that need re-synchronization. */ | |
2300 | rval2 = qla2x00_device_resync(ha); | |
2301 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2302 | /* No point doing the scan, just continue. */ | |
2303 | return (QLA_SUCCESS); | |
2304 | } | |
2305 | do { | |
cca5335c AV |
2306 | /* FDMI support. */ |
2307 | if (ql2xfdmienable && | |
2308 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2309 | qla2x00_fdmi_register(ha); | |
2310 | ||
1da177e4 | 2311 | /* Ensure we are logged into the SNS. */ |
e428924c | 2312 | if (IS_FWI2_CAPABLE(ha)) |
0107109e AV |
2313 | loop_id = NPH_SNS; |
2314 | else | |
2315 | loop_id = SIMPLE_NAME_SERVER; | |
fd34f556 | 2316 | ha->isp_ops->fabric_login(ha, loop_id, 0xff, 0xff, |
abbd8870 | 2317 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2318 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2319 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2320 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2321 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2322 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2323 | return (QLA_SUCCESS); | |
2324 | } | |
2325 | ||
2326 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2327 | if (qla2x00_rft_id(ha)) { | |
2328 | /* EMPTY */ | |
2329 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2330 | "TYPE failed.\n", ha->host_no)); | |
2331 | } | |
2332 | if (qla2x00_rff_id(ha)) { | |
2333 | /* EMPTY */ | |
2334 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2335 | "Features failed.\n", ha->host_no)); | |
2336 | } | |
2337 | if (qla2x00_rnn_id(ha)) { | |
2338 | /* EMPTY */ | |
2339 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2340 | "failed.\n", ha->host_no)); | |
2341 | } else if (qla2x00_rsnn_nn(ha)) { | |
2342 | /* EMPTY */ | |
2343 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2344 | "Node Name failed.\n", ha->host_no)); | |
2345 | } | |
2346 | } | |
2347 | ||
2348 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2349 | if (rval != QLA_SUCCESS) | |
2350 | break; | |
2351 | ||
2352 | /* | |
2353 | * Logout all previous fabric devices marked lost, except | |
2354 | * tape devices. | |
2355 | */ | |
2c3dfe3f SJ |
2356 | list_for_each_entry(fcport, &pha->fcports, list) { |
2357 | if (fcport->vp_idx !=ha->vp_idx) | |
2358 | continue; | |
2359 | ||
1da177e4 LT |
2360 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) |
2361 | break; | |
2362 | ||
2363 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2364 | continue; | |
2365 | ||
2366 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2367 | qla2x00_mark_device_lost(ha, fcport, | |
d97994dc | 2368 | ql2xplogiabsentdevice, 0); |
1da177e4 LT |
2369 | if (fcport->loop_id != FC_NO_LOOP_ID && |
2370 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2371 | fcport->port_type != FCT_INITIATOR && | |
2372 | fcport->port_type != FCT_BROADCAST) { | |
fd34f556 | 2373 | ha->isp_ops->fabric_logout(ha, |
1c7c6357 AV |
2374 | fcport->loop_id, |
2375 | fcport->d_id.b.domain, | |
2376 | fcport->d_id.b.area, | |
2377 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2378 | fcport->loop_id = FC_NO_LOOP_ID; |
2379 | } | |
2380 | } | |
2381 | } | |
2382 | ||
2383 | /* Starting free loop ID. */ | |
2c3dfe3f | 2384 | next_loopid = pha->min_external_loopid; |
1da177e4 LT |
2385 | |
2386 | /* | |
2387 | * Scan through our port list and login entries that need to be | |
2388 | * logged in. | |
2389 | */ | |
2c3dfe3f SJ |
2390 | list_for_each_entry(fcport, &pha->fcports, list) { |
2391 | if (fcport->vp_idx != ha->vp_idx) | |
2392 | continue; | |
2393 | ||
1da177e4 LT |
2394 | if (atomic_read(&ha->loop_down_timer) || |
2395 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2396 | break; | |
2397 | ||
2398 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2399 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2400 | continue; | |
2401 | ||
2402 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2403 | fcport->loop_id = next_loopid; | |
2404 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2405 | if (rval != QLA_SUCCESS) { | |
2406 | /* Ran out of IDs to use */ | |
2407 | break; | |
2408 | } | |
2409 | } | |
1da177e4 LT |
2410 | /* Login and update database */ |
2411 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2412 | } | |
2413 | ||
2414 | /* Exit if out of loop IDs. */ | |
2415 | if (rval != QLA_SUCCESS) { | |
2416 | break; | |
2417 | } | |
2418 | ||
2419 | /* | |
2420 | * Login and add the new devices to our port list. | |
2421 | */ | |
2422 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2423 | if (atomic_read(&ha->loop_down_timer) || | |
2424 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2425 | break; | |
2426 | ||
2427 | /* Find a new loop ID to use. */ | |
2428 | fcport->loop_id = next_loopid; | |
2429 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2430 | if (rval != QLA_SUCCESS) { | |
2431 | /* Ran out of IDs to use */ | |
2432 | break; | |
2433 | } | |
2434 | ||
bdf79621 AV |
2435 | /* Login and update database */ |
2436 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2c3dfe3f SJ |
2437 | |
2438 | if (ha->parent) { | |
2439 | fcport->ha = ha; | |
2440 | fcport->vp_idx = ha->vp_idx; | |
2441 | list_add_tail(&fcport->vp_fcport, | |
2442 | &ha->vp_fcports); | |
2443 | list_move_tail(&fcport->list, | |
2444 | &ha->parent->fcports); | |
2445 | } else | |
2446 | list_move_tail(&fcport->list, &ha->fcports); | |
1da177e4 LT |
2447 | } |
2448 | } while (0); | |
2449 | ||
2450 | /* Free all new device structures not processed. */ | |
2451 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2452 | list_del(&fcport->list); | |
2453 | kfree(fcport); | |
2454 | } | |
2455 | ||
2456 | if (rval) { | |
2457 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2458 | "rval=%d\n", ha->host_no, rval)); | |
2459 | } | |
2460 | ||
2461 | return (rval); | |
2462 | } | |
2463 | ||
2464 | ||
2465 | /* | |
2466 | * qla2x00_find_all_fabric_devs | |
2467 | * | |
2468 | * Input: | |
2469 | * ha = adapter block pointer. | |
2470 | * dev = database device entry pointer. | |
2471 | * | |
2472 | * Returns: | |
2473 | * 0 = success. | |
2474 | * | |
2475 | * Context: | |
2476 | * Kernel context. | |
2477 | */ | |
2478 | static int | |
2479 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2480 | { | |
2481 | int rval; | |
2482 | uint16_t loop_id; | |
2483 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2484 | int found; | |
2485 | ||
2486 | sw_info_t *swl; | |
2487 | int swl_idx; | |
2488 | int first_dev, last_dev; | |
2489 | port_id_t wrap, nxt_d_id; | |
2c3dfe3f SJ |
2490 | int vp_index; |
2491 | int empty_vp_index; | |
2492 | int found_vp; | |
2493 | scsi_qla_host_t *vha; | |
2494 | scsi_qla_host_t *pha = to_qla_parent(ha); | |
1da177e4 LT |
2495 | |
2496 | rval = QLA_SUCCESS; | |
2497 | ||
2498 | /* Try GID_PT to get device list, else GAN. */ | |
2499 | swl = kmalloc(sizeof(sw_info_t) * MAX_FIBRE_DEVICES, GFP_ATOMIC); | |
2500 | if (swl == NULL) { | |
2501 | /*EMPTY*/ | |
2502 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2503 | "on GA_NXT\n", ha->host_no)); | |
2504 | } else { | |
2505 | memset(swl, 0, sizeof(sw_info_t) * MAX_FIBRE_DEVICES); | |
2506 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { | |
2507 | kfree(swl); | |
2508 | swl = NULL; | |
2509 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2510 | kfree(swl); | |
2511 | swl = NULL; | |
2512 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2513 | kfree(swl); | |
2514 | swl = NULL; | |
d8b45213 AV |
2515 | } else if (qla2x00_gfpn_id(ha, swl) == QLA_SUCCESS) { |
2516 | qla2x00_gpsc(ha, swl); | |
1da177e4 LT |
2517 | } |
2518 | } | |
2519 | swl_idx = 0; | |
2520 | ||
2521 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2522 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2523 | if (new_fcport == NULL) { | |
c9475cb0 | 2524 | kfree(swl); |
1da177e4 LT |
2525 | return (QLA_MEMORY_ALLOC_FAILED); |
2526 | } | |
2527 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2c3dfe3f | 2528 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2529 | /* Set start port ID scan at adapter ID. */ |
2530 | first_dev = 1; | |
2531 | last_dev = 0; | |
2532 | ||
2533 | /* Starting free loop ID. */ | |
2c3dfe3f | 2534 | loop_id = pha->min_external_loopid; |
1da177e4 | 2535 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2536 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2537 | continue; |
2538 | ||
23443b1d | 2539 | if (atomic_read(&ha->loop_down_timer) || LOOP_TRANSITION(ha)) |
1da177e4 LT |
2540 | break; |
2541 | ||
2542 | if (swl != NULL) { | |
2543 | if (last_dev) { | |
2544 | wrap.b24 = new_fcport->d_id.b24; | |
2545 | } else { | |
2546 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2547 | memcpy(new_fcport->node_name, | |
2548 | swl[swl_idx].node_name, WWN_SIZE); | |
2549 | memcpy(new_fcport->port_name, | |
2550 | swl[swl_idx].port_name, WWN_SIZE); | |
d8b45213 AV |
2551 | memcpy(new_fcport->fabric_port_name, |
2552 | swl[swl_idx].fabric_port_name, WWN_SIZE); | |
2553 | new_fcport->fp_speed = swl[swl_idx].fp_speed; | |
1da177e4 LT |
2554 | |
2555 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2556 | last_dev = 1; | |
2557 | } | |
2558 | swl_idx++; | |
2559 | } | |
2560 | } else { | |
2561 | /* Send GA_NXT to the switch */ | |
2562 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2563 | if (rval != QLA_SUCCESS) { | |
2564 | qla_printk(KERN_WARNING, ha, | |
2565 | "SNS scan failed -- assuming zero-entry " | |
2566 | "result...\n"); | |
2567 | list_for_each_entry_safe(fcport, fcptemp, | |
2568 | new_fcports, list) { | |
2569 | list_del(&fcport->list); | |
2570 | kfree(fcport); | |
2571 | } | |
2572 | rval = QLA_SUCCESS; | |
2573 | break; | |
2574 | } | |
2575 | } | |
2576 | ||
2577 | /* If wrap on switch device list, exit. */ | |
2578 | if (first_dev) { | |
2579 | wrap.b24 = new_fcport->d_id.b24; | |
2580 | first_dev = 0; | |
2581 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2582 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2583 | ha->host_no, new_fcport->d_id.b.domain, | |
2584 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2585 | break; | |
2586 | } | |
2587 | ||
2c3dfe3f SJ |
2588 | /* Bypass if same physical adapter. */ |
2589 | if (new_fcport->d_id.b24 == pha->d_id.b24) | |
1da177e4 LT |
2590 | continue; |
2591 | ||
2c3dfe3f SJ |
2592 | /* Bypass virtual ports of the same host. */ |
2593 | if (pha->num_vhosts) { | |
2594 | vp_index = find_next_bit( | |
2595 | (unsigned long *)pha->vp_idx_map, | |
2596 | MAX_MULTI_ID_FABRIC + 1, 1); | |
2597 | ||
2598 | for (;vp_index <= MAX_MULTI_ID_FABRIC; | |
2599 | vp_index = find_next_bit( | |
2600 | (unsigned long *)pha->vp_idx_map, | |
2601 | MAX_MULTI_ID_FABRIC + 1, vp_index + 1)) { | |
2602 | empty_vp_index = 1; | |
2603 | found_vp = 0; | |
2604 | list_for_each_entry(vha, &pha->vp_list, | |
2605 | vp_list) { | |
2606 | if (vp_index == vha->vp_idx) { | |
2607 | empty_vp_index = 0; | |
2608 | found_vp = 1; | |
2609 | break; | |
2610 | } | |
2611 | } | |
2612 | ||
2613 | if (empty_vp_index) | |
2614 | continue; | |
2615 | ||
2616 | if (found_vp && | |
2617 | new_fcport->d_id.b24 == vha->d_id.b24) | |
2618 | break; | |
2619 | } | |
2620 | if (vp_index <= MAX_MULTI_ID_FABRIC) | |
2621 | continue; | |
2622 | } | |
2623 | ||
f7d289f6 AV |
2624 | /* Bypass if same domain and area of adapter. */ |
2625 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2626 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2627 | ISP_CFG_FL) | |
2628 | continue; | |
2629 | ||
1da177e4 LT |
2630 | /* Bypass reserved domain fields. */ |
2631 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2632 | continue; | |
2633 | ||
2634 | /* Locate matching device in database. */ | |
2635 | found = 0; | |
2c3dfe3f SJ |
2636 | list_for_each_entry(fcport, &pha->fcports, list) { |
2637 | if (new_fcport->vp_idx != fcport->vp_idx) | |
2638 | continue; | |
1da177e4 LT |
2639 | if (memcmp(new_fcport->port_name, fcport->port_name, |
2640 | WWN_SIZE)) | |
2641 | continue; | |
2642 | ||
2643 | found++; | |
2644 | ||
d8b45213 AV |
2645 | /* Update port state. */ |
2646 | memcpy(fcport->fabric_port_name, | |
2647 | new_fcport->fabric_port_name, WWN_SIZE); | |
2648 | fcport->fp_speed = new_fcport->fp_speed; | |
2649 | ||
1da177e4 LT |
2650 | /* |
2651 | * If address the same and state FCS_ONLINE, nothing | |
2652 | * changed. | |
2653 | */ | |
2654 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2655 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2656 | break; | |
2657 | } | |
2658 | ||
2659 | /* | |
2660 | * If device was not a fabric device before. | |
2661 | */ | |
2662 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2663 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2664 | fcport->loop_id = FC_NO_LOOP_ID; | |
2665 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2666 | FCF_LOGIN_NEEDED); | |
2667 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2668 | break; | |
2669 | } | |
2670 | ||
2671 | /* | |
2672 | * Port ID changed or device was marked to be updated; | |
2673 | * Log it out if still logged in and mark it for | |
2674 | * relogin later. | |
2675 | */ | |
2676 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2677 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2678 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2679 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2680 | fcport->port_type != FCT_INITIATOR && | |
2681 | fcport->port_type != FCT_BROADCAST) { | |
fd34f556 | 2682 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
2683 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2684 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2685 | fcport->loop_id = FC_NO_LOOP_ID; |
2686 | } | |
2687 | ||
2688 | break; | |
2689 | } | |
2690 | ||
2691 | if (found) | |
2692 | continue; | |
2693 | ||
2694 | /* If device was not in our fcports list, then add it. */ | |
2695 | list_add_tail(&new_fcport->list, new_fcports); | |
2696 | ||
2697 | /* Allocate a new replacement fcport. */ | |
2698 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2699 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2700 | if (new_fcport == NULL) { | |
c9475cb0 | 2701 | kfree(swl); |
1da177e4 LT |
2702 | return (QLA_MEMORY_ALLOC_FAILED); |
2703 | } | |
2704 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2705 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2c3dfe3f | 2706 | new_fcport->vp_idx = ha->vp_idx; |
1da177e4 LT |
2707 | } |
2708 | ||
c9475cb0 JJ |
2709 | kfree(swl); |
2710 | kfree(new_fcport); | |
1da177e4 LT |
2711 | |
2712 | if (!list_empty(new_fcports)) | |
2713 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2714 | ||
2715 | return (rval); | |
2716 | } | |
2717 | ||
2718 | /* | |
2719 | * qla2x00_find_new_loop_id | |
2720 | * Scan through our port list and find a new usable loop ID. | |
2721 | * | |
2722 | * Input: | |
2723 | * ha: adapter state pointer. | |
2724 | * dev: port structure pointer. | |
2725 | * | |
2726 | * Returns: | |
2727 | * qla2x00 local function return status code. | |
2728 | * | |
2729 | * Context: | |
2730 | * Kernel context. | |
2731 | */ | |
413975a0 | 2732 | static int |
1da177e4 LT |
2733 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) |
2734 | { | |
2735 | int rval; | |
2736 | int found; | |
2737 | fc_port_t *fcport; | |
2738 | uint16_t first_loop_id; | |
2c3dfe3f | 2739 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2740 | |
2741 | rval = QLA_SUCCESS; | |
2742 | ||
2743 | /* Save starting loop ID. */ | |
2744 | first_loop_id = dev->loop_id; | |
2745 | ||
2746 | for (;;) { | |
2747 | /* Skip loop ID if already used by adapter. */ | |
2748 | if (dev->loop_id == ha->loop_id) { | |
2749 | dev->loop_id++; | |
2750 | } | |
2751 | ||
2752 | /* Skip reserved loop IDs. */ | |
3d71644c | 2753 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2754 | dev->loop_id++; |
2755 | } | |
2756 | ||
2757 | /* Reset loop ID if passed the end. */ | |
2758 | if (dev->loop_id > ha->last_loop_id) { | |
2759 | /* first loop ID. */ | |
2760 | dev->loop_id = ha->min_external_loopid; | |
2761 | } | |
2762 | ||
2763 | /* Check for loop ID being already in use. */ | |
2764 | found = 0; | |
2765 | fcport = NULL; | |
2c3dfe3f | 2766 | list_for_each_entry(fcport, &pha->fcports, list) { |
1da177e4 LT |
2767 | if (fcport->loop_id == dev->loop_id && fcport != dev) { |
2768 | /* ID possibly in use */ | |
2769 | found++; | |
2770 | break; | |
2771 | } | |
2772 | } | |
2773 | ||
2774 | /* If not in use then it is free to use. */ | |
2775 | if (!found) { | |
2776 | break; | |
2777 | } | |
2778 | ||
2779 | /* ID in use. Try next value. */ | |
2780 | dev->loop_id++; | |
2781 | ||
2782 | /* If wrap around. No free ID to use. */ | |
2783 | if (dev->loop_id == first_loop_id) { | |
2784 | dev->loop_id = FC_NO_LOOP_ID; | |
2785 | rval = QLA_FUNCTION_FAILED; | |
2786 | break; | |
2787 | } | |
2788 | } | |
2789 | ||
2790 | return (rval); | |
2791 | } | |
2792 | ||
2793 | /* | |
2794 | * qla2x00_device_resync | |
2795 | * Marks devices in the database that needs resynchronization. | |
2796 | * | |
2797 | * Input: | |
2798 | * ha = adapter block pointer. | |
2799 | * | |
2800 | * Context: | |
2801 | * Kernel context. | |
2802 | */ | |
2803 | static int | |
fa2a1ce5 | 2804 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2805 | { |
2806 | int rval; | |
1da177e4 LT |
2807 | uint32_t mask; |
2808 | fc_port_t *fcport; | |
2809 | uint32_t rscn_entry; | |
2810 | uint8_t rscn_out_iter; | |
2811 | uint8_t format; | |
2812 | port_id_t d_id; | |
2c3dfe3f | 2813 | scsi_qla_host_t *pha = to_qla_parent(ha); |
1da177e4 LT |
2814 | |
2815 | rval = QLA_RSCNS_HANDLED; | |
2816 | ||
2817 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2818 | ha->flags.rscn_queue_overflow) { | |
2819 | ||
2820 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2821 | format = MSB(MSW(rscn_entry)); | |
2822 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2823 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2824 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2825 | ||
2826 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2827 | "[%02x/%02x%02x%02x].\n", | |
2828 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2829 | d_id.b.area, d_id.b.al_pa)); | |
2830 | ||
2831 | ha->rscn_out_ptr++; | |
2832 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2833 | ha->rscn_out_ptr = 0; | |
2834 | ||
2835 | /* Skip duplicate entries. */ | |
2836 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2837 | !ha->flags.rscn_queue_overflow && | |
2838 | rscn_out_iter != ha->rscn_in_ptr; | |
2839 | rscn_out_iter = (rscn_out_iter == | |
2840 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2841 | ||
2842 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2843 | break; | |
2844 | ||
2845 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2846 | "entry found at [%d].\n", ha->host_no, | |
2847 | rscn_out_iter)); | |
2848 | ||
2849 | ha->rscn_out_ptr = rscn_out_iter; | |
2850 | } | |
2851 | ||
2852 | /* Queue overflow, set switch default case. */ | |
2853 | if (ha->flags.rscn_queue_overflow) { | |
2854 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2855 | "overflow.\n", ha->host_no)); | |
2856 | ||
2857 | format = 3; | |
2858 | ha->flags.rscn_queue_overflow = 0; | |
2859 | } | |
2860 | ||
2861 | switch (format) { | |
2862 | case 0: | |
1da177e4 LT |
2863 | mask = 0xffffff; |
2864 | break; | |
2865 | case 1: | |
2866 | mask = 0xffff00; | |
2867 | break; | |
2868 | case 2: | |
2869 | mask = 0xff0000; | |
2870 | break; | |
2871 | default: | |
2872 | mask = 0x0; | |
2873 | d_id.b24 = 0; | |
2874 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2875 | break; | |
2876 | } | |
2877 | ||
2878 | rval = QLA_SUCCESS; | |
2879 | ||
2c3dfe3f SJ |
2880 | list_for_each_entry(fcport, &pha->fcports, list) { |
2881 | if (fcport->vp_idx != ha->vp_idx) | |
2882 | continue; | |
2883 | ||
1da177e4 LT |
2884 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || |
2885 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2886 | fcport->port_type == FCT_BROADCAST) | |
2887 | continue; | |
2888 | ||
2889 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2890 | if (format != 3 || | |
2891 | fcport->port_type != FCT_INITIATOR) { | |
d97994dc AV |
2892 | qla2x00_mark_device_lost(ha, fcport, |
2893 | 0, 0); | |
1da177e4 LT |
2894 | } |
2895 | } | |
2896 | fcport->flags &= ~FCF_FARP_DONE; | |
2897 | } | |
2898 | } | |
2899 | return (rval); | |
2900 | } | |
2901 | ||
2902 | /* | |
2903 | * qla2x00_fabric_dev_login | |
2904 | * Login fabric target device and update FC port database. | |
2905 | * | |
2906 | * Input: | |
2907 | * ha: adapter state pointer. | |
2908 | * fcport: port structure list pointer. | |
2909 | * next_loopid: contains value of a new loop ID that can be used | |
2910 | * by the next login attempt. | |
2911 | * | |
2912 | * Returns: | |
2913 | * qla2x00 local function return status code. | |
2914 | * | |
2915 | * Context: | |
2916 | * Kernel context. | |
2917 | */ | |
2918 | static int | |
2919 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2920 | uint16_t *next_loopid) | |
2921 | { | |
2922 | int rval; | |
2923 | int retry; | |
0107109e | 2924 | uint8_t opts; |
1da177e4 LT |
2925 | |
2926 | rval = QLA_SUCCESS; | |
2927 | retry = 0; | |
2928 | ||
2929 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2930 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2931 | /* Send an ADISC to tape devices.*/ |
2932 | opts = 0; | |
2933 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2934 | opts |= BIT_1; | |
2935 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 2936 | if (rval != QLA_SUCCESS) { |
fd34f556 | 2937 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
2938 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2939 | fcport->d_id.b.al_pa); | |
d97994dc | 2940 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
2941 | } else { |
2942 | qla2x00_update_fcport(ha, fcport); | |
2943 | } | |
2944 | } | |
2945 | ||
2946 | return (rval); | |
2947 | } | |
2948 | ||
2949 | /* | |
2950 | * qla2x00_fabric_login | |
2951 | * Issue fabric login command. | |
2952 | * | |
2953 | * Input: | |
2954 | * ha = adapter block pointer. | |
2955 | * device = pointer to FC device type structure. | |
2956 | * | |
2957 | * Returns: | |
2958 | * 0 - Login successfully | |
2959 | * 1 - Login failed | |
2960 | * 2 - Initiator device | |
2961 | * 3 - Fatal error | |
2962 | */ | |
2963 | int | |
2964 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2965 | uint16_t *next_loopid) | |
2966 | { | |
2967 | int rval; | |
2968 | int retry; | |
2969 | uint16_t tmp_loopid; | |
2970 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2971 | ||
2972 | retry = 0; | |
2973 | tmp_loopid = 0; | |
2974 | ||
2975 | for (;;) { | |
2976 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
2977 | "for port %02x%02x%02x.\n", | |
2978 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
2979 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2980 | ||
2981 | /* Login fcport on switch. */ | |
fd34f556 | 2982 | ha->isp_ops->fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
2983 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2984 | fcport->d_id.b.al_pa, mb, BIT_0); | |
2985 | if (mb[0] == MBS_PORT_ID_USED) { | |
2986 | /* | |
2987 | * Device has another loop ID. The firmware team | |
0107109e AV |
2988 | * recommends the driver perform an implicit login with |
2989 | * the specified ID again. The ID we just used is save | |
2990 | * here so we return with an ID that can be tried by | |
2991 | * the next login. | |
1da177e4 LT |
2992 | */ |
2993 | retry++; | |
2994 | tmp_loopid = fcport->loop_id; | |
2995 | fcport->loop_id = mb[1]; | |
2996 | ||
2997 | DEBUG(printk("Fabric Login: port in use - next " | |
2998 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
2999 | fcport->loop_id, fcport->d_id.b.domain, | |
3000 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
3001 | ||
3002 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
3003 | /* | |
3004 | * Login succeeded. | |
3005 | */ | |
3006 | if (retry) { | |
3007 | /* A retry occurred before. */ | |
3008 | *next_loopid = tmp_loopid; | |
3009 | } else { | |
3010 | /* | |
3011 | * No retry occurred before. Just increment the | |
3012 | * ID value for next login. | |
3013 | */ | |
3014 | *next_loopid = (fcport->loop_id + 1); | |
3015 | } | |
3016 | ||
3017 | if (mb[1] & BIT_0) { | |
3018 | fcport->port_type = FCT_INITIATOR; | |
3019 | } else { | |
3020 | fcport->port_type = FCT_TARGET; | |
3021 | if (mb[1] & BIT_1) { | |
3022 | fcport->flags |= FCF_TAPE_PRESENT; | |
3023 | } | |
3024 | } | |
3025 | ||
ad3e0eda AV |
3026 | if (mb[10] & BIT_0) |
3027 | fcport->supported_classes |= FC_COS_CLASS2; | |
3028 | if (mb[10] & BIT_1) | |
3029 | fcport->supported_classes |= FC_COS_CLASS3; | |
3030 | ||
1da177e4 LT |
3031 | rval = QLA_SUCCESS; |
3032 | break; | |
3033 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
3034 | /* | |
3035 | * Loop ID already used, try next loop ID. | |
3036 | */ | |
3037 | fcport->loop_id++; | |
3038 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
3039 | if (rval != QLA_SUCCESS) { | |
3040 | /* Ran out of loop IDs to use */ | |
3041 | break; | |
3042 | } | |
3043 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
3044 | /* | |
3045 | * Firmware possibly timed out during login. If NO | |
3046 | * retries are left to do then the device is declared | |
3047 | * dead. | |
3048 | */ | |
3049 | *next_loopid = fcport->loop_id; | |
fd34f556 | 3050 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3051 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3052 | fcport->d_id.b.al_pa); | |
d97994dc | 3053 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
3054 | |
3055 | rval = 1; | |
3056 | break; | |
3057 | } else { | |
3058 | /* | |
3059 | * unrecoverable / not handled error | |
3060 | */ | |
3061 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
3062 | "loop_id=%x jiffies=%lx.\n", |
3063 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
3064 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3065 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
3066 | ||
3067 | *next_loopid = fcport->loop_id; | |
fd34f556 | 3068 | ha->isp_ops->fabric_logout(ha, fcport->loop_id, |
1c7c6357 AV |
3069 | fcport->d_id.b.domain, fcport->d_id.b.area, |
3070 | fcport->d_id.b.al_pa); | |
1da177e4 | 3071 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 3072 | fcport->login_retry = 0; |
1da177e4 LT |
3073 | |
3074 | rval = 3; | |
3075 | break; | |
3076 | } | |
3077 | } | |
3078 | ||
3079 | return (rval); | |
3080 | } | |
3081 | ||
3082 | /* | |
3083 | * qla2x00_local_device_login | |
3084 | * Issue local device login command. | |
3085 | * | |
3086 | * Input: | |
3087 | * ha = adapter block pointer. | |
3088 | * loop_id = loop id of device to login to. | |
3089 | * | |
3090 | * Returns (Where's the #define!!!!): | |
3091 | * 0 - Login successfully | |
3092 | * 1 - Login failed | |
3093 | * 3 - Fatal error | |
3094 | */ | |
3095 | int | |
9a52a57c | 3096 | qla2x00_local_device_login(scsi_qla_host_t *ha, fc_port_t *fcport) |
1da177e4 LT |
3097 | { |
3098 | int rval; | |
3099 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
3100 | ||
3101 | memset(mb, 0, sizeof(mb)); | |
9a52a57c | 3102 | rval = qla2x00_login_local_device(ha, fcport, mb, BIT_0); |
1da177e4 LT |
3103 | if (rval == QLA_SUCCESS) { |
3104 | /* Interrogate mailbox registers for any errors */ | |
3105 | if (mb[0] == MBS_COMMAND_ERROR) | |
3106 | rval = 1; | |
3107 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
3108 | /* device not in PCB table */ | |
3109 | rval = 3; | |
3110 | } | |
3111 | ||
3112 | return (rval); | |
3113 | } | |
3114 | ||
3115 | /* | |
3116 | * qla2x00_loop_resync | |
3117 | * Resync with fibre channel devices. | |
3118 | * | |
3119 | * Input: | |
3120 | * ha = adapter block pointer. | |
3121 | * | |
3122 | * Returns: | |
3123 | * 0 = success | |
3124 | */ | |
3125 | int | |
fa2a1ce5 | 3126 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
3127 | { |
3128 | int rval; | |
3129 | uint32_t wait_time; | |
3130 | ||
3131 | rval = QLA_SUCCESS; | |
3132 | ||
3133 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
3134 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3135 | if (ha->flags.online) { | |
3136 | if (!(rval = qla2x00_fw_ready(ha))) { | |
3137 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3138 | wait_time = 256; | |
3139 | do { | |
1da177e4 LT |
3140 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
3141 | ||
0107109e AV |
3142 | /* Issue a marker after FW becomes ready. */ |
3143 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3144 | ha->marker_needed = 0; | |
1da177e4 LT |
3145 | |
3146 | /* Remap devices on Loop. */ | |
3147 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3148 | ||
3149 | qla2x00_configure_loop(ha); | |
3150 | wait_time--; | |
3151 | } while (!atomic_read(&ha->loop_down_timer) && | |
3152 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3153 | wait_time && | |
3154 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3155 | } | |
1da177e4 LT |
3156 | } |
3157 | ||
3158 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
3159 | return (QLA_FUNCTION_FAILED); | |
3160 | } | |
3161 | ||
3162 | if (rval) { | |
3163 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
3164 | } | |
3165 | ||
3166 | return (rval); | |
3167 | } | |
3168 | ||
1da177e4 LT |
3169 | void |
3170 | qla2x00_rescan_fcports(scsi_qla_host_t *ha) | |
3171 | { | |
3172 | int rescan_done; | |
3173 | fc_port_t *fcport; | |
3174 | ||
3175 | rescan_done = 0; | |
3176 | list_for_each_entry(fcport, &ha->fcports, list) { | |
3177 | if ((fcport->flags & FCF_RESCAN_NEEDED) == 0) | |
3178 | continue; | |
3179 | ||
3180 | qla2x00_update_fcport(ha, fcport); | |
3181 | fcport->flags &= ~FCF_RESCAN_NEEDED; | |
3182 | ||
3183 | rescan_done = 1; | |
3184 | } | |
fa2a1ce5 | 3185 | qla2x00_probe_for_all_luns(ha); |
1da177e4 LT |
3186 | } |
3187 | ||
d97994dc AV |
3188 | void |
3189 | qla2x00_update_fcports(scsi_qla_host_t *ha) | |
3190 | { | |
3191 | fc_port_t *fcport; | |
3192 | ||
3193 | /* Go with deferred removal of rport references. */ | |
3194 | list_for_each_entry(fcport, &ha->fcports, list) | |
3195 | if (fcport->drport) | |
3196 | qla2x00_rport_del(fcport); | |
3197 | } | |
3198 | ||
1da177e4 LT |
3199 | /* |
3200 | * qla2x00_abort_isp | |
3201 | * Resets ISP and aborts all outstanding commands. | |
3202 | * | |
3203 | * Input: | |
3204 | * ha = adapter block pointer. | |
3205 | * | |
3206 | * Returns: | |
3207 | * 0 = success | |
3208 | */ | |
3209 | int | |
3210 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
3211 | { | |
476e8978 | 3212 | int rval; |
1da177e4 LT |
3213 | unsigned long flags = 0; |
3214 | uint16_t cnt; | |
3215 | srb_t *sp; | |
3216 | uint8_t status = 0; | |
3217 | ||
3218 | if (ha->flags.online) { | |
3219 | ha->flags.online = 0; | |
3220 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
3221 | |
3222 | qla_printk(KERN_INFO, ha, | |
3223 | "Performing ISP error recovery - ha= %p.\n", ha); | |
fd34f556 | 3224 | ha->isp_ops->reset_chip(ha); |
1da177e4 LT |
3225 | |
3226 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3227 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3228 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
d97994dc | 3229 | qla2x00_mark_all_devices_lost(ha, 0); |
1da177e4 LT |
3230 | } else { |
3231 | if (!atomic_read(&ha->loop_down_timer)) | |
3232 | atomic_set(&ha->loop_down_timer, | |
3233 | LOOP_DOWN_TIME); | |
3234 | } | |
3235 | ||
3236 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3237 | /* Requeue all commands in outstanding command list. */ | |
3238 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
3239 | sp = ha->outstanding_cmds[cnt]; | |
3240 | if (sp) { | |
3241 | ha->outstanding_cmds[cnt] = NULL; | |
1da177e4 | 3242 | sp->flags = 0; |
f4f051eb | 3243 | sp->cmd->result = DID_RESET << 16; |
1da177e4 | 3244 | sp->cmd->host_scribble = (unsigned char *)NULL; |
f4f051eb | 3245 | qla2x00_sp_compl(ha, sp); |
1da177e4 LT |
3246 | } |
3247 | } | |
3248 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3249 | ||
fd34f556 | 3250 | ha->isp_ops->get_flash_version(ha, ha->request_ring); |
30c47662 | 3251 | |
fd34f556 | 3252 | ha->isp_ops->nvram_config(ha); |
1da177e4 LT |
3253 | |
3254 | if (!qla2x00_restart_isp(ha)) { | |
3255 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3256 | ||
3257 | if (!atomic_read(&ha->loop_down_timer)) { | |
3258 | /* | |
3259 | * Issue marker command only when we are going | |
3260 | * to start the I/O . | |
3261 | */ | |
3262 | ha->marker_needed = 1; | |
3263 | } | |
3264 | ||
3265 | ha->flags.online = 1; | |
3266 | ||
fd34f556 | 3267 | ha->isp_ops->enable_intrs(ha); |
1da177e4 | 3268 | |
fa2a1ce5 | 3269 | ha->isp_abort_cnt = 0; |
1da177e4 | 3270 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
476e8978 AV |
3271 | |
3272 | if (ha->eft) { | |
3273 | rval = qla2x00_trace_control(ha, TC_ENABLE, | |
3274 | ha->eft_dma, EFT_NUM_BUFFERS); | |
3275 | if (rval) { | |
3276 | qla_printk(KERN_WARNING, ha, | |
3277 | "Unable to reinitialize EFT " | |
3278 | "(%d).\n", rval); | |
3279 | } | |
3280 | } | |
1da177e4 LT |
3281 | } else { /* failed the ISP abort */ |
3282 | ha->flags.online = 1; | |
3283 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3284 | if (ha->isp_abort_cnt == 0) { | |
3285 | qla_printk(KERN_WARNING, ha, | |
3286 | "ISP error recovery failed - " | |
3287 | "board disabled\n"); | |
fa2a1ce5 | 3288 | /* |
1da177e4 LT |
3289 | * The next call disables the board |
3290 | * completely. | |
3291 | */ | |
fd34f556 | 3292 | ha->isp_ops->reset_adapter(ha); |
1da177e4 LT |
3293 | ha->flags.online = 0; |
3294 | clear_bit(ISP_ABORT_RETRY, | |
3295 | &ha->dpc_flags); | |
3296 | status = 0; | |
3297 | } else { /* schedule another ISP abort */ | |
3298 | ha->isp_abort_cnt--; | |
3299 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3300 | "retry remaining %d\n", |
744f11fd | 3301 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3302 | status = 1; |
3303 | } | |
3304 | } else { | |
3305 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3306 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3307 | "- retrying (%d) more times\n", | |
744f11fd | 3308 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3309 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3310 | status = 1; | |
3311 | } | |
3312 | } | |
fa2a1ce5 | 3313 | |
1da177e4 LT |
3314 | } |
3315 | ||
3316 | if (status) { | |
3317 | qla_printk(KERN_INFO, ha, | |
3318 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3319 | } else { | |
3320 | DEBUG(printk(KERN_INFO | |
3321 | "qla2x00_abort_isp(%ld): exiting.\n", | |
744f11fd | 3322 | ha->host_no)); |
1da177e4 LT |
3323 | } |
3324 | ||
3325 | return(status); | |
3326 | } | |
3327 | ||
3328 | /* | |
3329 | * qla2x00_restart_isp | |
3330 | * restarts the ISP after a reset | |
3331 | * | |
3332 | * Input: | |
3333 | * ha = adapter block pointer. | |
3334 | * | |
3335 | * Returns: | |
3336 | * 0 = success | |
3337 | */ | |
3338 | static int | |
3339 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3340 | { | |
3341 | uint8_t status = 0; | |
3d71644c | 3342 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3343 | unsigned long flags = 0; |
3344 | uint32_t wait_time; | |
3345 | ||
3346 | /* If firmware needs to be loaded */ | |
3347 | if (qla2x00_isp_firmware(ha)) { | |
3348 | ha->flags.online = 0; | |
fd34f556 | 3349 | if (!(status = ha->isp_ops->chip_diag(ha))) { |
1da177e4 LT |
3350 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
3351 | status = qla2x00_setup_chip(ha); | |
3352 | goto done; | |
3353 | } | |
3354 | ||
1da177e4 LT |
3355 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3356 | ||
8fef696b AV |
3357 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha) && |
3358 | !IS_QLA25XX(ha)) { | |
0107109e AV |
3359 | /* |
3360 | * Disable SRAM, Instruction RAM and GP RAM | |
3361 | * parity. | |
3362 | */ | |
3363 | WRT_REG_WORD(®->hccr, | |
3364 | (HCCR_ENABLE_PARITY + 0x0)); | |
3365 | RD_REG_WORD(®->hccr); | |
3366 | } | |
1da177e4 LT |
3367 | |
3368 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3369 | |
1da177e4 LT |
3370 | status = qla2x00_setup_chip(ha); |
3371 | ||
3372 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3373 | |
8fef696b AV |
3374 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha) && |
3375 | !IS_QLA25XX(ha)) { | |
0107109e AV |
3376 | /* Enable proper parity */ |
3377 | if (IS_QLA2300(ha)) | |
3378 | /* SRAM parity */ | |
3379 | WRT_REG_WORD(®->hccr, | |
3380 | (HCCR_ENABLE_PARITY + 0x1)); | |
3381 | else | |
3382 | /* | |
3383 | * SRAM, Instruction RAM and GP RAM | |
3384 | * parity. | |
3385 | */ | |
3386 | WRT_REG_WORD(®->hccr, | |
3387 | (HCCR_ENABLE_PARITY + 0x7)); | |
3388 | RD_REG_WORD(®->hccr); | |
3389 | } | |
1da177e4 LT |
3390 | |
3391 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3392 | } | |
3393 | } | |
3394 | ||
3395 | done: | |
3396 | if (!status && !(status = qla2x00_init_rings(ha))) { | |
3397 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3398 | if (!(status = qla2x00_fw_ready(ha))) { | |
3399 | DEBUG(printk("%s(): Start configure loop, " | |
744f11fd | 3400 | "status = %d\n", __func__, status)); |
0107109e AV |
3401 | |
3402 | /* Issue a marker after FW becomes ready. */ | |
3403 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3404 | ||
1da177e4 LT |
3405 | ha->flags.online = 1; |
3406 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3407 | wait_time = 256; | |
3408 | do { | |
3409 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3410 | qla2x00_configure_loop(ha); | |
3411 | wait_time--; | |
3412 | } while (!atomic_read(&ha->loop_down_timer) && | |
3413 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3414 | wait_time && | |
3415 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3416 | } | |
3417 | ||
3418 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3419 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3420 | status = 0; |
3421 | ||
3422 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3423 | __func__, | |
744f11fd | 3424 | status)); |
1da177e4 LT |
3425 | } |
3426 | return (status); | |
3427 | } | |
3428 | ||
3429 | /* | |
3430 | * qla2x00_reset_adapter | |
3431 | * Reset adapter. | |
3432 | * | |
3433 | * Input: | |
3434 | * ha = adapter block pointer. | |
3435 | */ | |
abbd8870 | 3436 | void |
1da177e4 LT |
3437 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3438 | { | |
3439 | unsigned long flags = 0; | |
3d71644c | 3440 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3441 | |
3442 | ha->flags.online = 0; | |
fd34f556 | 3443 | ha->isp_ops->disable_intrs(ha); |
1da177e4 | 3444 | |
1da177e4 LT |
3445 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3446 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3447 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3448 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3449 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3450 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3451 | } | |
0107109e AV |
3452 | |
3453 | void | |
3454 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3455 | { | |
3456 | unsigned long flags = 0; | |
3457 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3458 | ||
3459 | ha->flags.online = 0; | |
fd34f556 | 3460 | ha->isp_ops->disable_intrs(ha); |
0107109e AV |
3461 | |
3462 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3463 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3464 | RD_REG_DWORD(®->hccr); | |
3465 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3466 | RD_REG_DWORD(®->hccr); | |
3467 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3468 | } | |
3469 | ||
4e08df3f DM |
3470 | /* On sparc systems, obtain port and node WWN from firmware |
3471 | * properties. | |
3472 | */ | |
3473 | static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *ha, struct nvram_24xx *nv) | |
3474 | { | |
3475 | #ifdef CONFIG_SPARC | |
3476 | struct pci_dev *pdev = ha->pdev; | |
15576bc8 DM |
3477 | struct device_node *dp = pci_device_to_OF_node(pdev); |
3478 | const u8 *val; | |
4e08df3f DM |
3479 | int len; |
3480 | ||
3481 | val = of_get_property(dp, "port-wwn", &len); | |
3482 | if (val && len >= WWN_SIZE) | |
3483 | memcpy(nv->port_name, val, WWN_SIZE); | |
3484 | ||
3485 | val = of_get_property(dp, "node-wwn", &len); | |
3486 | if (val && len >= WWN_SIZE) | |
3487 | memcpy(nv->node_name, val, WWN_SIZE); | |
3488 | #endif | |
3489 | } | |
3490 | ||
0107109e AV |
3491 | int |
3492 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3493 | { | |
4e08df3f | 3494 | int rval; |
0107109e AV |
3495 | struct init_cb_24xx *icb; |
3496 | struct nvram_24xx *nv; | |
3497 | uint32_t *dptr; | |
3498 | uint8_t *dptr1, *dptr2; | |
3499 | uint32_t chksum; | |
3500 | uint16_t cnt; | |
3501 | ||
4e08df3f | 3502 | rval = QLA_SUCCESS; |
0107109e | 3503 | icb = (struct init_cb_24xx *)ha->init_cb; |
281afe19 | 3504 | nv = ha->nvram; |
0107109e AV |
3505 | |
3506 | /* Determine NVRAM starting address. */ | |
3507 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3508 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
6f641790 AV |
3509 | ha->vpd_size = FA_NVRAM_VPD_SIZE; |
3510 | ha->vpd_base = FA_NVRAM_VPD0_ADDR; | |
3511 | if (PCI_FUNC(ha->pdev->devfn)) { | |
0107109e | 3512 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; |
6f641790 AV |
3513 | ha->vpd_base = FA_NVRAM_VPD1_ADDR; |
3514 | } | |
0107109e | 3515 | |
281afe19 SJ |
3516 | /* Get VPD data into cache */ |
3517 | ha->vpd = ha->nvram + VPD_OFFSET; | |
3518 | ha->isp_ops->read_nvram(ha, (uint8_t *)ha->vpd, | |
3519 | ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4); | |
3520 | ||
3521 | /* Get NVRAM data into cache and calculate checksum. */ | |
0107109e | 3522 | dptr = (uint32_t *)nv; |
fd34f556 | 3523 | ha->isp_ops->read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, |
0107109e AV |
3524 | ha->nvram_size); |
3525 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3526 | chksum += le32_to_cpu(*dptr++); | |
3527 | ||
3528 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
281afe19 | 3529 | DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size)); |
0107109e AV |
3530 | |
3531 | /* Bad NVRAM data, set defaults parameters. */ | |
3532 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3533 | || nv->id[3] != ' ' || | |
3534 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3535 | /* Reset NVRAM data. */ | |
3536 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3537 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3538 | le16_to_cpu(nv->nvram_version)); | |
4e08df3f DM |
3539 | qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet " |
3540 | "invalid -- WWPN) defaults.\n"); | |
3541 | ||
3542 | /* | |
3543 | * Set default initialization control block. | |
3544 | */ | |
3545 | memset(nv, 0, ha->nvram_size); | |
3546 | nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION); | |
3547 | nv->version = __constant_cpu_to_le16(ICB_VERSION); | |
3548 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
3549 | nv->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
3550 | nv->exchange_count = __constant_cpu_to_le16(0); | |
3551 | nv->hard_address = __constant_cpu_to_le16(124); | |
3552 | nv->port_name[0] = 0x21; | |
3553 | nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn); | |
3554 | nv->port_name[2] = 0x00; | |
3555 | nv->port_name[3] = 0xe0; | |
3556 | nv->port_name[4] = 0x8b; | |
3557 | nv->port_name[5] = 0x1c; | |
3558 | nv->port_name[6] = 0x55; | |
3559 | nv->port_name[7] = 0x86; | |
3560 | nv->node_name[0] = 0x20; | |
3561 | nv->node_name[1] = 0x00; | |
3562 | nv->node_name[2] = 0x00; | |
3563 | nv->node_name[3] = 0xe0; | |
3564 | nv->node_name[4] = 0x8b; | |
3565 | nv->node_name[5] = 0x1c; | |
3566 | nv->node_name[6] = 0x55; | |
3567 | nv->node_name[7] = 0x86; | |
3568 | qla24xx_nvram_wwn_from_ofw(ha, nv); | |
3569 | nv->login_retry_count = __constant_cpu_to_le16(8); | |
3570 | nv->interrupt_delay_timer = __constant_cpu_to_le16(0); | |
3571 | nv->login_timeout = __constant_cpu_to_le16(0); | |
3572 | nv->firmware_options_1 = | |
3573 | __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1); | |
3574 | nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4); | |
3575 | nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12); | |
3576 | nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13); | |
3577 | nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10); | |
3578 | nv->efi_parameters = __constant_cpu_to_le32(0); | |
3579 | nv->reset_delay = 5; | |
3580 | nv->max_luns_per_target = __constant_cpu_to_le16(128); | |
3581 | nv->port_down_retry_count = __constant_cpu_to_le16(30); | |
3582 | nv->link_down_timeout = __constant_cpu_to_le16(30); | |
3583 | ||
3584 | rval = 1; | |
0107109e AV |
3585 | } |
3586 | ||
3587 | /* Reset Initialization control block */ | |
3588 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3589 | ||
3590 | /* Copy 1st segment. */ | |
3591 | dptr1 = (uint8_t *)icb; | |
3592 | dptr2 = (uint8_t *)&nv->version; | |
3593 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3594 | while (cnt--) | |
3595 | *dptr1++ = *dptr2++; | |
3596 | ||
3597 | icb->login_retry_count = nv->login_retry_count; | |
3ea66e28 | 3598 | icb->link_down_on_nos = nv->link_down_on_nos; |
0107109e AV |
3599 | |
3600 | /* Copy 2nd segment. */ | |
3601 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3602 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3603 | cnt = (uint8_t *)&icb->reserved_3 - | |
3604 | (uint8_t *)&icb->interrupt_delay_timer; | |
3605 | while (cnt--) | |
3606 | *dptr1++ = *dptr2++; | |
3607 | ||
3608 | /* | |
3609 | * Setup driver NVRAM options. | |
3610 | */ | |
9bb9fcf2 AV |
3611 | qla2x00_set_model_info(ha, nv->model_name, sizeof(nv->model_name), |
3612 | "QLA2462"); | |
0107109e | 3613 | |
5341e868 AV |
3614 | /* Use alternate WWN? */ |
3615 | if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { | |
3616 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
3617 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
3618 | } | |
3619 | ||
0107109e | 3620 | /* Prepare nodename */ |
fd0e7e4d | 3621 | if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { |
0107109e AV |
3622 | /* |
3623 | * Firmware will apply the following mask if the nodename was | |
3624 | * not provided. | |
3625 | */ | |
3626 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3627 | icb->node_name[0] &= 0xF0; | |
3628 | } | |
3629 | ||
3630 | /* Set host adapter parameters. */ | |
3631 | ha->flags.disable_risc_code_load = 0; | |
0c8c39af AV |
3632 | ha->flags.enable_lip_reset = 0; |
3633 | ha->flags.enable_lip_full_login = | |
3634 | le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0; | |
3635 | ha->flags.enable_target_reset = | |
3636 | le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0; | |
0107109e | 3637 | ha->flags.enable_led_scheme = 0; |
d4c760c2 | 3638 | ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0; |
0107109e | 3639 | |
fd0e7e4d AV |
3640 | ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & |
3641 | (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
0107109e AV |
3642 | |
3643 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3644 | sizeof(ha->fw_seriallink_options24)); | |
3645 | ||
3646 | /* save HBA serial number */ | |
3647 | ha->serial0 = icb->port_name[5]; | |
3648 | ha->serial1 = icb->port_name[6]; | |
3649 | ha->serial2 = icb->port_name[7]; | |
3650 | ha->node_name = icb->node_name; | |
3651 | ha->port_name = icb->port_name; | |
3652 | ||
bc8fb3cb AV |
3653 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); |
3654 | ||
0107109e AV |
3655 | ha->retry_count = le16_to_cpu(nv->login_retry_count); |
3656 | ||
3657 | /* Set minimum login_timeout to 4 seconds. */ | |
3658 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3659 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3660 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3661 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3662 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
3663 | icb->login_timeout = cpu_to_le16(nv->login_timeout); | |
3664 | ||
3665 | /* Set minimum RATOV to 200 tenths of a second. */ | |
3666 | ha->r_a_tov = 200; | |
3667 | ||
3668 | ha->loop_reset_delay = nv->reset_delay; | |
3669 | ||
3670 | /* Link Down Timeout = 0: | |
3671 | * | |
3672 | * When Port Down timer expires we will start returning | |
3673 | * I/O's to OS with "DID_NO_CONNECT". | |
3674 | * | |
3675 | * Link Down Timeout != 0: | |
3676 | * | |
3677 | * The driver waits for the link to come up after link down | |
3678 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3679 | */ | |
3680 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3681 | ha->loop_down_abort_time = | |
3682 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3683 | } else { | |
3684 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3685 | ha->loop_down_abort_time = | |
3686 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3687 | } | |
3688 | ||
3689 | /* Need enough time to try and get the port back. */ | |
3690 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3691 | if (qlport_down_retry) | |
3692 | ha->port_down_retry_count = qlport_down_retry; | |
3693 | ||
3694 | /* Set login_retry_count */ | |
3695 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3696 | if (ha->port_down_retry_count == | |
3697 | le16_to_cpu(nv->port_down_retry_count) && | |
3698 | ha->port_down_retry_count > 3) | |
3699 | ha->login_retry_count = ha->port_down_retry_count; | |
3700 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3701 | ha->login_retry_count = ha->port_down_retry_count; | |
3702 | if (ql2xloginretrycount) | |
3703 | ha->login_retry_count = ql2xloginretrycount; | |
3704 | ||
4fdfefe5 AV |
3705 | /* Enable ZIO. */ |
3706 | if (!ha->flags.init_done) { | |
3707 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3708 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3709 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3710 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3711 | } | |
3712 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3713 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3714 | ha->flags.process_response_queue = 0; | |
3715 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d AV |
3716 | ha->zio_mode = QLA_ZIO_MODE_6; |
3717 | ||
4fdfefe5 AV |
3718 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " |
3719 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3720 | ha->zio_timer * 100)); | |
3721 | qla_printk(KERN_INFO, ha, | |
3722 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3723 | ha->zio_mode, ha->zio_timer * 100); | |
3724 | ||
3725 | icb->firmware_options_2 |= cpu_to_le32( | |
3726 | (uint32_t)ha->zio_mode); | |
3727 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3728 | ha->flags.process_response_queue = 1; | |
3729 | } | |
3730 | ||
4e08df3f DM |
3731 | if (rval) { |
3732 | DEBUG2_3(printk(KERN_WARNING | |
3733 | "scsi(%ld): NVRAM configuration failed!\n", ha->host_no)); | |
3734 | } | |
3735 | return (rval); | |
0107109e AV |
3736 | } |
3737 | ||
413975a0 | 3738 | static int |
d1c61909 AV |
3739 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3740 | { | |
3741 | int rval; | |
3742 | int segments, fragment; | |
3743 | uint32_t faddr; | |
3744 | uint32_t *dcode, dlen; | |
3745 | uint32_t risc_addr; | |
3746 | uint32_t risc_size; | |
3747 | uint32_t i; | |
3748 | ||
3749 | rval = QLA_SUCCESS; | |
3750 | ||
3751 | segments = FA_RISC_CODE_SEGMENTS; | |
3752 | faddr = FA_RISC_CODE_ADDR; | |
3753 | dcode = (uint32_t *)ha->request_ring; | |
3754 | *srisc_addr = 0; | |
3755 | ||
3756 | /* Validate firmware image by checking version. */ | |
3757 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3758 | for (i = 0; i < 4; i++) | |
3759 | dcode[i] = be32_to_cpu(dcode[i]); | |
3760 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3761 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3762 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3763 | dcode[3] == 0)) { | |
3764 | qla_printk(KERN_WARNING, ha, | |
3765 | "Unable to verify integrity of flash firmware image!\n"); | |
3766 | qla_printk(KERN_WARNING, ha, | |
3767 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3768 | dcode[1], dcode[2], dcode[3]); | |
3769 | ||
3770 | return QLA_FUNCTION_FAILED; | |
3771 | } | |
3772 | ||
3773 | while (segments && rval == QLA_SUCCESS) { | |
3774 | /* Read segment's load information. */ | |
3775 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3776 | ||
3777 | risc_addr = be32_to_cpu(dcode[2]); | |
3778 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3779 | risc_size = be32_to_cpu(dcode[3]); | |
3780 | ||
3781 | fragment = 0; | |
3782 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3783 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3784 | if (dlen > risc_size) | |
3785 | dlen = risc_size; | |
3786 | ||
3787 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3788 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3789 | ha->host_no, risc_addr, dlen, faddr)); | |
3790 | ||
3791 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3792 | for (i = 0; i < dlen; i++) | |
3793 | dcode[i] = swab32(dcode[i]); | |
3794 | ||
3795 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3796 | dlen); | |
3797 | if (rval) { | |
3798 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3799 | "segment %d of firmware\n", ha->host_no, | |
3800 | fragment)); | |
3801 | qla_printk(KERN_WARNING, ha, | |
3802 | "[ERROR] Failed to load segment %d of " | |
3803 | "firmware\n", fragment); | |
3804 | break; | |
3805 | } | |
3806 | ||
3807 | faddr += dlen; | |
3808 | risc_addr += dlen; | |
3809 | risc_size -= dlen; | |
3810 | fragment++; | |
3811 | } | |
3812 | ||
3813 | /* Next segment. */ | |
3814 | segments--; | |
3815 | } | |
3816 | ||
3817 | return rval; | |
3818 | } | |
3819 | ||
d1c61909 AV |
3820 | #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/" |
3821 | ||
0107109e | 3822 | int |
5433383e AV |
3823 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3824 | { | |
3825 | int rval; | |
3826 | int i, fragment; | |
3827 | uint16_t *wcode, *fwcode; | |
3828 | uint32_t risc_addr, risc_size, fwclen, wlen, *seg; | |
3829 | struct fw_blob *blob; | |
3830 | ||
3831 | /* Load firmware blob. */ | |
3832 | blob = qla2x00_request_firmware(ha); | |
3833 | if (!blob) { | |
3834 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3835 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3836 | "from: " QLA_FW_URL ".\n"); | |
5433383e AV |
3837 | return QLA_FUNCTION_FAILED; |
3838 | } | |
3839 | ||
3840 | rval = QLA_SUCCESS; | |
3841 | ||
3842 | wcode = (uint16_t *)ha->request_ring; | |
3843 | *srisc_addr = 0; | |
3844 | fwcode = (uint16_t *)blob->fw->data; | |
3845 | fwclen = 0; | |
3846 | ||
3847 | /* Validate firmware image by checking version. */ | |
3848 | if (blob->fw->size < 8 * sizeof(uint16_t)) { | |
3849 | qla_printk(KERN_WARNING, ha, | |
3850 | "Unable to verify integrity of firmware image (%Zd)!\n", | |
3851 | blob->fw->size); | |
3852 | goto fail_fw_integrity; | |
3853 | } | |
3854 | for (i = 0; i < 4; i++) | |
3855 | wcode[i] = be16_to_cpu(fwcode[i + 4]); | |
3856 | if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && | |
3857 | wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && | |
3858 | wcode[2] == 0 && wcode[3] == 0)) { | |
3859 | qla_printk(KERN_WARNING, ha, | |
3860 | "Unable to verify integrity of firmware image!\n"); | |
3861 | qla_printk(KERN_WARNING, ha, | |
3862 | "Firmware data: %04x %04x %04x %04x!\n", wcode[0], | |
3863 | wcode[1], wcode[2], wcode[3]); | |
3864 | goto fail_fw_integrity; | |
3865 | } | |
3866 | ||
3867 | seg = blob->segs; | |
3868 | while (*seg && rval == QLA_SUCCESS) { | |
3869 | risc_addr = *seg; | |
3870 | *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; | |
3871 | risc_size = be16_to_cpu(fwcode[3]); | |
3872 | ||
3873 | /* Validate firmware image size. */ | |
3874 | fwclen += risc_size * sizeof(uint16_t); | |
3875 | if (blob->fw->size < fwclen) { | |
3876 | qla_printk(KERN_WARNING, ha, | |
3877 | "Unable to verify integrity of firmware image " | |
3878 | "(%Zd)!\n", blob->fw->size); | |
3879 | goto fail_fw_integrity; | |
3880 | } | |
3881 | ||
3882 | fragment = 0; | |
3883 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3884 | wlen = (uint16_t)(ha->fw_transfer_size >> 1); | |
3885 | if (wlen > risc_size) | |
3886 | wlen = risc_size; | |
3887 | ||
3888 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3889 | "addr %x, number of words 0x%x.\n", ha->host_no, | |
3890 | risc_addr, wlen)); | |
3891 | ||
3892 | for (i = 0; i < wlen; i++) | |
3893 | wcode[i] = swab16(fwcode[i]); | |
3894 | ||
3895 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3896 | wlen); | |
3897 | if (rval) { | |
3898 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3899 | "segment %d of firmware\n", ha->host_no, | |
3900 | fragment)); | |
3901 | qla_printk(KERN_WARNING, ha, | |
3902 | "[ERROR] Failed to load segment %d of " | |
3903 | "firmware\n", fragment); | |
3904 | break; | |
3905 | } | |
3906 | ||
3907 | fwcode += wlen; | |
3908 | risc_addr += wlen; | |
3909 | risc_size -= wlen; | |
3910 | fragment++; | |
3911 | } | |
3912 | ||
3913 | /* Next segment. */ | |
3914 | seg++; | |
3915 | } | |
3916 | return rval; | |
3917 | ||
3918 | fail_fw_integrity: | |
3919 | return QLA_FUNCTION_FAILED; | |
3920 | } | |
3921 | ||
3922 | int | |
3923 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
0107109e AV |
3924 | { |
3925 | int rval; | |
3926 | int segments, fragment; | |
3927 | uint32_t *dcode, dlen; | |
3928 | uint32_t risc_addr; | |
3929 | uint32_t risc_size; | |
3930 | uint32_t i; | |
5433383e | 3931 | struct fw_blob *blob; |
0107109e AV |
3932 | uint32_t *fwcode, fwclen; |
3933 | ||
5433383e AV |
3934 | /* Load firmware blob. */ |
3935 | blob = qla2x00_request_firmware(ha); | |
3936 | if (!blob) { | |
3937 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3938 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3939 | "from: " QLA_FW_URL ".\n"); | |
3940 | ||
3941 | /* Try to load RISC code from flash. */ | |
3942 | qla_printk(KERN_ERR, ha, "Attempting to load (potentially " | |
3943 | "outdated) firmware from flash.\n"); | |
3944 | return qla24xx_load_risc_flash(ha, srisc_addr); | |
0107109e AV |
3945 | } |
3946 | ||
3947 | rval = QLA_SUCCESS; | |
3948 | ||
3949 | segments = FA_RISC_CODE_SEGMENTS; | |
3950 | dcode = (uint32_t *)ha->request_ring; | |
3951 | *srisc_addr = 0; | |
5433383e | 3952 | fwcode = (uint32_t *)blob->fw->data; |
0107109e AV |
3953 | fwclen = 0; |
3954 | ||
3955 | /* Validate firmware image by checking version. */ | |
5433383e | 3956 | if (blob->fw->size < 8 * sizeof(uint32_t)) { |
0107109e | 3957 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3958 | "Unable to verify integrity of firmware image (%Zd)!\n", |
3959 | blob->fw->size); | |
0107109e AV |
3960 | goto fail_fw_integrity; |
3961 | } | |
3962 | for (i = 0; i < 4; i++) | |
3963 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3964 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3965 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3966 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3967 | dcode[3] == 0)) { | |
3968 | qla_printk(KERN_WARNING, ha, | |
5433383e | 3969 | "Unable to verify integrity of firmware image!\n"); |
0107109e AV |
3970 | qla_printk(KERN_WARNING, ha, |
3971 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3972 | dcode[1], dcode[2], dcode[3]); | |
3973 | goto fail_fw_integrity; | |
3974 | } | |
3975 | ||
3976 | while (segments && rval == QLA_SUCCESS) { | |
3977 | risc_addr = be32_to_cpu(fwcode[2]); | |
3978 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3979 | risc_size = be32_to_cpu(fwcode[3]); | |
3980 | ||
3981 | /* Validate firmware image size. */ | |
3982 | fwclen += risc_size * sizeof(uint32_t); | |
5433383e | 3983 | if (blob->fw->size < fwclen) { |
0107109e | 3984 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3985 | "Unable to verify integrity of firmware image " |
3986 | "(%Zd)!\n", blob->fw->size); | |
3987 | ||
0107109e AV |
3988 | goto fail_fw_integrity; |
3989 | } | |
3990 | ||
3991 | fragment = 0; | |
3992 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3993 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3994 | if (dlen > risc_size) | |
3995 | dlen = risc_size; | |
3996 | ||
3997 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3998 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
3999 | risc_addr, dlen)); | |
4000 | ||
4001 | for (i = 0; i < dlen; i++) | |
4002 | dcode[i] = swab32(fwcode[i]); | |
4003 | ||
590f98e5 AV |
4004 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
4005 | dlen); | |
0107109e AV |
4006 | if (rval) { |
4007 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
4008 | "segment %d of firmware\n", ha->host_no, | |
4009 | fragment)); | |
4010 | qla_printk(KERN_WARNING, ha, | |
4011 | "[ERROR] Failed to load segment %d of " | |
4012 | "firmware\n", fragment); | |
4013 | break; | |
4014 | } | |
4015 | ||
4016 | fwcode += dlen; | |
4017 | risc_addr += dlen; | |
4018 | risc_size -= dlen; | |
4019 | fragment++; | |
4020 | } | |
4021 | ||
4022 | /* Next segment. */ | |
4023 | segments--; | |
4024 | } | |
0107109e AV |
4025 | return rval; |
4026 | ||
4027 | fail_fw_integrity: | |
0107109e | 4028 | return QLA_FUNCTION_FAILED; |
0107109e | 4029 | } |
18c6c127 AV |
4030 | |
4031 | void | |
4032 | qla2x00_try_to_stop_firmware(scsi_qla_host_t *ha) | |
4033 | { | |
4034 | int ret, retries; | |
4035 | ||
e428924c | 4036 | if (!IS_FWI2_CAPABLE(ha)) |
18c6c127 | 4037 | return; |
75edf81d AV |
4038 | if (!ha->fw_major_version) |
4039 | return; | |
18c6c127 AV |
4040 | |
4041 | ret = qla2x00_stop_firmware(ha); | |
4042 | for (retries = 5; ret != QLA_SUCCESS && retries ; retries--) { | |
4043 | qla2x00_reset_chip(ha); | |
4044 | if (qla2x00_chip_diag(ha) != QLA_SUCCESS) | |
4045 | continue; | |
4046 | if (qla2x00_setup_chip(ha) != QLA_SUCCESS) | |
4047 | continue; | |
4048 | qla_printk(KERN_INFO, ha, | |
4049 | "Attempting retry of stop-firmware command...\n"); | |
4050 | ret = qla2x00_stop_firmware(ha); | |
4051 | } | |
4052 | } | |
2c3dfe3f SJ |
4053 | |
4054 | int | |
4055 | qla24xx_configure_vhba(scsi_qla_host_t *ha) | |
4056 | { | |
4057 | int rval = QLA_SUCCESS; | |
4058 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
4059 | ||
4060 | if (!ha->parent) | |
4061 | return -EINVAL; | |
4062 | ||
4063 | rval = qla2x00_fw_ready(ha); | |
4064 | if (rval == QLA_SUCCESS) { | |
4065 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
4066 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
4067 | } | |
4068 | ||
4069 | ha->flags.management_server_logged_in = 0; | |
4070 | ||
4071 | /* Login to SNS first */ | |
4072 | qla24xx_login_fabric(ha, NPH_SNS, 0xff, 0xff, 0xfc, | |
4073 | mb, BIT_1); | |
4074 | if (mb[0] != MBS_COMMAND_COMPLETE) { | |
4075 | DEBUG15(qla_printk(KERN_INFO, ha, | |
4076 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
4077 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS, | |
4078 | mb[0], mb[1], mb[2], mb[6], mb[7])); | |
4079 | return (QLA_FUNCTION_FAILED); | |
4080 | } | |
4081 | ||
4082 | atomic_set(&ha->loop_down_timer, 0); | |
4083 | atomic_set(&ha->loop_state, LOOP_UP); | |
4084 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
4085 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
4086 | rval = qla2x00_loop_resync(ha); | |
4087 | ||
4088 | return rval; | |
4089 | } |