Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f AV |
2 | * QLogic Fibre Channel HBA Driver |
3 | * Copyright (c) 2003-2005 QLogic Corporation | |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/delay.h> | |
0107109e | 10 | #include <linux/vmalloc.h> |
1da177e4 LT |
11 | |
12 | #include "qla_devtbl.h" | |
13 | ||
14 | /* XXX(hch): this is ugly, but we don't want to pull in exioctl.h */ | |
15 | #ifndef EXT_IS_LUN_BIT_SET | |
16 | #define EXT_IS_LUN_BIT_SET(P,L) \ | |
17 | (((P)->mask[L/8] & (0x80 >> (L%8)))?1:0) | |
18 | #define EXT_SET_LUN_BIT(P,L) \ | |
19 | ((P)->mask[L/8] |= (0x80 >> (L%8))) | |
20 | #endif | |
21 | ||
22 | /* | |
23 | * QLogic ISP2x00 Hardware Support Function Prototypes. | |
24 | */ | |
1da177e4 | 25 | static int qla2x00_isp_firmware(scsi_qla_host_t *); |
1da177e4 LT |
26 | static void qla2x00_resize_request_q(scsi_qla_host_t *); |
27 | static int qla2x00_setup_chip(scsi_qla_host_t *); | |
28 | static void qla2x00_init_response_q_entries(scsi_qla_host_t *); | |
29 | static int qla2x00_init_rings(scsi_qla_host_t *); | |
30 | static int qla2x00_fw_ready(scsi_qla_host_t *); | |
31 | static int qla2x00_configure_hba(scsi_qla_host_t *); | |
1da177e4 LT |
32 | static int qla2x00_configure_loop(scsi_qla_host_t *); |
33 | static int qla2x00_configure_local_loop(scsi_qla_host_t *); | |
1da177e4 LT |
34 | static int qla2x00_configure_fabric(scsi_qla_host_t *); |
35 | static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *); | |
36 | static int qla2x00_device_resync(scsi_qla_host_t *); | |
37 | static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *, | |
38 | uint16_t *); | |
1da177e4 LT |
39 | |
40 | static int qla2x00_restart_isp(scsi_qla_host_t *); | |
1da177e4 | 41 | |
413975a0 AB |
42 | static int qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev); |
43 | ||
1da177e4 LT |
44 | /****************************************************************************/ |
45 | /* QLogic ISP2x00 Hardware Support Functions. */ | |
46 | /****************************************************************************/ | |
47 | ||
48 | /* | |
49 | * qla2x00_initialize_adapter | |
50 | * Initialize board. | |
51 | * | |
52 | * Input: | |
53 | * ha = adapter block pointer. | |
54 | * | |
55 | * Returns: | |
56 | * 0 = success | |
57 | */ | |
58 | int | |
59 | qla2x00_initialize_adapter(scsi_qla_host_t *ha) | |
60 | { | |
61 | int rval; | |
1da177e4 LT |
62 | |
63 | /* Clear adapter flags. */ | |
64 | ha->flags.online = 0; | |
65 | ha->flags.reset_active = 0; | |
66 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
67 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
2603221a | 68 | ha->device_flags = DFLG_NO_CABLE; |
1da177e4 | 69 | ha->dpc_flags = 0; |
1da177e4 LT |
70 | ha->flags.management_server_logged_in = 0; |
71 | ha->marker_needed = 0; | |
72 | ha->mbx_flags = 0; | |
73 | ha->isp_abort_cnt = 0; | |
74 | ha->beacon_blink_led = 0; | |
cca5335c | 75 | set_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags); |
1da177e4 | 76 | |
0107109e | 77 | qla_printk(KERN_INFO, ha, "Configuring PCI space...\n"); |
abbd8870 | 78 | rval = ha->isp_ops.pci_config(ha); |
1da177e4 LT |
79 | if (rval) { |
80 | DEBUG2(printk("scsi(%ld): Unable to configure PCI space=n", | |
81 | ha->host_no)); | |
82 | return (rval); | |
83 | } | |
84 | ||
abbd8870 | 85 | ha->isp_ops.reset_chip(ha); |
1da177e4 | 86 | |
30c47662 AV |
87 | ha->isp_ops.get_flash_version(ha, ha->request_ring); |
88 | ||
1da177e4 | 89 | qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n"); |
0107109e | 90 | |
7aef45ac AV |
91 | rval = ha->isp_ops.nvram_config(ha); |
92 | if (rval) { | |
93 | DEBUG2(printk("scsi(%ld): Unable to verify NVRAM data.\n", | |
94 | ha->host_no)); | |
95 | return rval; | |
96 | } | |
1da177e4 | 97 | |
d4c760c2 AV |
98 | if (ha->flags.disable_serdes) { |
99 | /* Mask HBA via NVRAM settings? */ | |
100 | qla_printk(KERN_INFO, ha, "Masking HBA WWPN " | |
101 | "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n", | |
102 | ha->port_name[0], ha->port_name[1], | |
103 | ha->port_name[2], ha->port_name[3], | |
104 | ha->port_name[4], ha->port_name[5], | |
105 | ha->port_name[6], ha->port_name[7]); | |
106 | return QLA_FUNCTION_FAILED; | |
107 | } | |
108 | ||
1da177e4 LT |
109 | qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n"); |
110 | ||
d19044c3 AV |
111 | if (qla2x00_isp_firmware(ha) != QLA_SUCCESS) { |
112 | rval = ha->isp_ops.chip_diag(ha); | |
113 | if (rval) | |
114 | return (rval); | |
115 | rval = qla2x00_setup_chip(ha); | |
116 | if (rval) | |
117 | return (rval); | |
1da177e4 | 118 | } |
d19044c3 | 119 | rval = qla2x00_init_rings(ha); |
1da177e4 LT |
120 | |
121 | return (rval); | |
122 | } | |
123 | ||
124 | /** | |
abbd8870 | 125 | * qla2100_pci_config() - Setup ISP21xx PCI configuration registers. |
1da177e4 LT |
126 | * @ha: HA context |
127 | * | |
128 | * Returns 0 on success. | |
129 | */ | |
abbd8870 AV |
130 | int |
131 | qla2100_pci_config(scsi_qla_host_t *ha) | |
1da177e4 | 132 | { |
abbd8870 | 133 | uint16_t w, mwi; |
27b2f679 | 134 | uint32_t d; |
abbd8870 | 135 | unsigned long flags; |
3d71644c | 136 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 137 | |
1da177e4 LT |
138 | pci_set_master(ha->pdev); |
139 | mwi = 0; | |
140 | if (pci_set_mwi(ha->pdev)) | |
141 | mwi = PCI_COMMAND_INVALIDATE; | |
1da177e4 | 142 | |
1da177e4 LT |
143 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
144 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
abbd8870 AV |
145 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
146 | ||
147 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
148 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
149 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
150 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 LT |
151 | |
152 | /* Get PCI bus information. */ | |
153 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 154 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
1da177e4 LT |
155 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
156 | ||
abbd8870 AV |
157 | return QLA_SUCCESS; |
158 | } | |
1da177e4 | 159 | |
abbd8870 AV |
160 | /** |
161 | * qla2300_pci_config() - Setup ISP23xx PCI configuration registers. | |
162 | * @ha: HA context | |
163 | * | |
164 | * Returns 0 on success. | |
165 | */ | |
166 | int | |
167 | qla2300_pci_config(scsi_qla_host_t *ha) | |
168 | { | |
169 | uint16_t w, mwi; | |
27b2f679 | 170 | uint32_t d; |
abbd8870 AV |
171 | unsigned long flags = 0; |
172 | uint32_t cnt; | |
3d71644c | 173 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 174 | |
abbd8870 AV |
175 | pci_set_master(ha->pdev); |
176 | mwi = 0; | |
177 | if (pci_set_mwi(ha->pdev)) | |
178 | mwi = PCI_COMMAND_INVALIDATE; | |
1da177e4 | 179 | |
abbd8870 AV |
180 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); |
181 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
1da177e4 | 182 | |
abbd8870 AV |
183 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) |
184 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
1da177e4 | 185 | |
abbd8870 AV |
186 | /* |
187 | * If this is a 2300 card and not 2312, reset the | |
188 | * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately, | |
189 | * the 2310 also reports itself as a 2300 so we need to get the | |
190 | * fb revision level -- a 6 indicates it really is a 2300 and | |
191 | * not a 2310. | |
192 | */ | |
193 | if (IS_QLA2300(ha)) { | |
194 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1da177e4 | 195 | |
abbd8870 | 196 | /* Pause RISC. */ |
3d71644c | 197 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); |
abbd8870 | 198 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 199 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) |
abbd8870 | 200 | break; |
1da177e4 | 201 | |
abbd8870 AV |
202 | udelay(10); |
203 | } | |
1da177e4 | 204 | |
abbd8870 | 205 | /* Select FPM registers. */ |
3d71644c AV |
206 | WRT_REG_WORD(®->ctrl_status, 0x20); |
207 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
208 | |
209 | /* Get the fb rev level */ | |
3d71644c | 210 | ha->fb_rev = RD_FB_CMD_REG(ha, reg); |
abbd8870 AV |
211 | |
212 | if (ha->fb_rev == FPM_2300) | |
213 | w &= ~PCI_COMMAND_INVALIDATE; | |
214 | ||
215 | /* Deselect FPM registers. */ | |
3d71644c AV |
216 | WRT_REG_WORD(®->ctrl_status, 0x0); |
217 | RD_REG_WORD(®->ctrl_status); | |
abbd8870 AV |
218 | |
219 | /* Release RISC module. */ | |
3d71644c | 220 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); |
abbd8870 | 221 | for (cnt = 0; cnt < 30000; cnt++) { |
3d71644c | 222 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0) |
abbd8870 AV |
223 | break; |
224 | ||
225 | udelay(10); | |
1da177e4 | 226 | } |
1da177e4 | 227 | |
abbd8870 AV |
228 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
229 | } | |
1da177e4 LT |
230 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); |
231 | ||
abbd8870 AV |
232 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); |
233 | ||
1da177e4 | 234 | /* Reset expansion ROM address decode enable */ |
27b2f679 AK |
235 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
236 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
237 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
1da177e4 | 238 | |
abbd8870 AV |
239 | /* Get PCI bus information. */ |
240 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3d71644c | 241 | ha->pci_attr = RD_REG_WORD(®->ctrl_status); |
abbd8870 AV |
242 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
243 | ||
244 | return QLA_SUCCESS; | |
1da177e4 LT |
245 | } |
246 | ||
0107109e AV |
247 | /** |
248 | * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers. | |
249 | * @ha: HA context | |
250 | * | |
251 | * Returns 0 on success. | |
252 | */ | |
253 | int | |
254 | qla24xx_pci_config(scsi_qla_host_t *ha) | |
255 | { | |
256 | uint16_t w, mwi; | |
27b2f679 | 257 | uint32_t d; |
0107109e AV |
258 | unsigned long flags = 0; |
259 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
260 | int pcix_cmd_reg, pcie_dctl_reg; | |
261 | ||
262 | pci_set_master(ha->pdev); | |
263 | mwi = 0; | |
264 | if (pci_set_mwi(ha->pdev)) | |
265 | mwi = PCI_COMMAND_INVALIDATE; | |
0107109e AV |
266 | |
267 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
268 | w |= mwi | (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
269 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
270 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
271 | ||
272 | pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80); | |
273 | ||
274 | /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */ | |
275 | pcix_cmd_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX); | |
276 | if (pcix_cmd_reg) { | |
277 | uint16_t pcix_cmd; | |
278 | ||
279 | pcix_cmd_reg += PCI_X_CMD; | |
280 | pci_read_config_word(ha->pdev, pcix_cmd_reg, &pcix_cmd); | |
281 | pcix_cmd &= ~PCI_X_CMD_MAX_READ; | |
282 | pcix_cmd |= 0x0008; | |
283 | pci_write_config_word(ha->pdev, pcix_cmd_reg, pcix_cmd); | |
284 | } | |
285 | ||
286 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
287 | pcie_dctl_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); | |
288 | if (pcie_dctl_reg) { | |
289 | uint16_t pcie_dctl; | |
290 | ||
291 | pcie_dctl_reg += PCI_EXP_DEVCTL; | |
292 | pci_read_config_word(ha->pdev, pcie_dctl_reg, &pcie_dctl); | |
293 | pcie_dctl &= ~PCI_EXP_DEVCTL_READRQ; | |
294 | pcie_dctl |= 0x4000; | |
295 | pci_write_config_word(ha->pdev, pcie_dctl_reg, pcie_dctl); | |
296 | } | |
297 | ||
298 | /* Reset expansion ROM address decode enable */ | |
27b2f679 AK |
299 | pci_read_config_dword(ha->pdev, PCI_ROM_ADDRESS, &d); |
300 | d &= ~PCI_ROM_ADDRESS_ENABLE; | |
301 | pci_write_config_dword(ha->pdev, PCI_ROM_ADDRESS, d); | |
0107109e | 302 | |
a8488abe AV |
303 | pci_read_config_word(ha->pdev, PCI_REVISION_ID, &ha->chip_revision); |
304 | ||
0107109e AV |
305 | /* Get PCI bus information. */ |
306 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
307 | ha->pci_attr = RD_REG_DWORD(®->ctrl_status); | |
308 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
309 | ||
310 | return QLA_SUCCESS; | |
311 | } | |
312 | ||
1da177e4 LT |
313 | /** |
314 | * qla2x00_isp_firmware() - Choose firmware image. | |
315 | * @ha: HA context | |
316 | * | |
317 | * Returns 0 on success. | |
318 | */ | |
319 | static int | |
320 | qla2x00_isp_firmware(scsi_qla_host_t *ha) | |
321 | { | |
322 | int rval; | |
323 | ||
324 | /* Assume loading risc code */ | |
fa2a1ce5 | 325 | rval = QLA_FUNCTION_FAILED; |
1da177e4 LT |
326 | |
327 | if (ha->flags.disable_risc_code_load) { | |
328 | DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n", | |
329 | ha->host_no)); | |
330 | qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n"); | |
331 | ||
332 | /* Verify checksum of loaded RISC code. */ | |
441d1072 | 333 | rval = qla2x00_verify_checksum(ha, ha->fw_srisc_address); |
1da177e4 LT |
334 | } |
335 | ||
336 | if (rval) { | |
337 | DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n", | |
338 | ha->host_no)); | |
339 | } | |
340 | ||
341 | return (rval); | |
342 | } | |
343 | ||
344 | /** | |
345 | * qla2x00_reset_chip() - Reset ISP chip. | |
346 | * @ha: HA context | |
347 | * | |
348 | * Returns 0 on success. | |
349 | */ | |
abbd8870 | 350 | void |
fa2a1ce5 | 351 | qla2x00_reset_chip(scsi_qla_host_t *ha) |
1da177e4 LT |
352 | { |
353 | unsigned long flags = 0; | |
3d71644c | 354 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 355 | uint32_t cnt; |
1da177e4 LT |
356 | uint16_t cmd; |
357 | ||
abbd8870 | 358 | ha->isp_ops.disable_intrs(ha); |
1da177e4 LT |
359 | |
360 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
361 | ||
362 | /* Turn off master enable */ | |
363 | cmd = 0; | |
364 | pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd); | |
365 | cmd &= ~PCI_COMMAND_MASTER; | |
366 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
367 | ||
368 | if (!IS_QLA2100(ha)) { | |
369 | /* Pause RISC. */ | |
370 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
371 | if (IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
372 | for (cnt = 0; cnt < 30000; cnt++) { | |
373 | if ((RD_REG_WORD(®->hccr) & | |
374 | HCCR_RISC_PAUSE) != 0) | |
375 | break; | |
376 | udelay(100); | |
377 | } | |
378 | } else { | |
379 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
380 | udelay(10); | |
381 | } | |
382 | ||
383 | /* Select FPM registers. */ | |
384 | WRT_REG_WORD(®->ctrl_status, 0x20); | |
385 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
386 | ||
387 | /* FPM Soft Reset. */ | |
388 | WRT_REG_WORD(®->fpm_diag_config, 0x100); | |
389 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
390 | ||
391 | /* Toggle Fpm Reset. */ | |
392 | if (!IS_QLA2200(ha)) { | |
393 | WRT_REG_WORD(®->fpm_diag_config, 0x0); | |
394 | RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */ | |
395 | } | |
396 | ||
397 | /* Select frame buffer registers. */ | |
398 | WRT_REG_WORD(®->ctrl_status, 0x10); | |
399 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
400 | ||
401 | /* Reset frame buffer FIFOs. */ | |
402 | if (IS_QLA2200(ha)) { | |
403 | WRT_FB_CMD_REG(ha, reg, 0xa000); | |
404 | RD_FB_CMD_REG(ha, reg); /* PCI Posting. */ | |
405 | } else { | |
406 | WRT_FB_CMD_REG(ha, reg, 0x00fc); | |
407 | ||
408 | /* Read back fb_cmd until zero or 3 seconds max */ | |
409 | for (cnt = 0; cnt < 3000; cnt++) { | |
410 | if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0) | |
411 | break; | |
412 | udelay(100); | |
413 | } | |
414 | } | |
415 | ||
416 | /* Select RISC module registers. */ | |
417 | WRT_REG_WORD(®->ctrl_status, 0); | |
418 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
419 | ||
420 | /* Reset RISC processor. */ | |
421 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
422 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
423 | ||
424 | /* Release RISC processor. */ | |
425 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
426 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
427 | } | |
428 | ||
429 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
430 | WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT); | |
431 | ||
432 | /* Reset ISP chip. */ | |
433 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
434 | ||
435 | /* Wait for RISC to recover from reset. */ | |
436 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
437 | /* | |
438 | * It is necessary to for a delay here since the card doesn't | |
439 | * respond to PCI reads during a reset. On some architectures | |
440 | * this will result in an MCA. | |
441 | */ | |
442 | udelay(20); | |
443 | for (cnt = 30000; cnt; cnt--) { | |
444 | if ((RD_REG_WORD(®->ctrl_status) & | |
445 | CSR_ISP_SOFT_RESET) == 0) | |
446 | break; | |
447 | udelay(100); | |
448 | } | |
449 | } else | |
450 | udelay(10); | |
451 | ||
452 | /* Reset RISC processor. */ | |
453 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
454 | ||
455 | WRT_REG_WORD(®->semaphore, 0); | |
456 | ||
457 | /* Release RISC processor. */ | |
458 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
459 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
460 | ||
461 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
462 | for (cnt = 0; cnt < 30000; cnt++) { | |
ffb39f03 | 463 | if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY) |
1da177e4 | 464 | break; |
1da177e4 LT |
465 | |
466 | udelay(100); | |
467 | } | |
468 | } else | |
469 | udelay(100); | |
470 | ||
471 | /* Turn on master enable */ | |
472 | cmd |= PCI_COMMAND_MASTER; | |
473 | pci_write_config_word(ha->pdev, PCI_COMMAND, cmd); | |
474 | ||
475 | /* Disable RISC pause on FPM parity error. */ | |
476 | if (!IS_QLA2100(ha)) { | |
477 | WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE); | |
478 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
479 | } | |
480 | ||
481 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
482 | } | |
483 | ||
0107109e | 484 | /** |
88c26663 | 485 | * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC. |
0107109e AV |
486 | * @ha: HA context |
487 | * | |
488 | * Returns 0 on success. | |
489 | */ | |
88c26663 AV |
490 | static inline void |
491 | qla24xx_reset_risc(scsi_qla_host_t *ha) | |
0107109e AV |
492 | { |
493 | unsigned long flags = 0; | |
494 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
495 | uint32_t cnt, d2; | |
335a1cc9 | 496 | uint16_t wd; |
0107109e | 497 | |
0107109e AV |
498 | spin_lock_irqsave(&ha->hardware_lock, flags); |
499 | ||
500 | /* Reset RISC. */ | |
501 | WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
502 | for (cnt = 0; cnt < 30000; cnt++) { | |
503 | if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0) | |
504 | break; | |
505 | ||
506 | udelay(10); | |
507 | } | |
508 | ||
509 | WRT_REG_DWORD(®->ctrl_status, | |
510 | CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES); | |
335a1cc9 | 511 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); |
88c26663 | 512 | |
335a1cc9 | 513 | udelay(100); |
88c26663 | 514 | /* Wait for firmware to complete NVRAM accesses. */ |
88c26663 AV |
515 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); |
516 | for (cnt = 10000 ; cnt && d2; cnt--) { | |
517 | udelay(5); | |
518 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
519 | barrier(); | |
520 | } | |
521 | ||
335a1cc9 | 522 | /* Wait for soft-reset to complete. */ |
0107109e AV |
523 | d2 = RD_REG_DWORD(®->ctrl_status); |
524 | for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) { | |
525 | udelay(5); | |
526 | d2 = RD_REG_DWORD(®->ctrl_status); | |
527 | barrier(); | |
528 | } | |
529 | ||
530 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
531 | RD_REG_DWORD(®->hccr); | |
532 | ||
533 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
534 | RD_REG_DWORD(®->hccr); | |
535 | ||
536 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET); | |
537 | RD_REG_DWORD(®->hccr); | |
538 | ||
539 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
540 | for (cnt = 6000000 ; cnt && d2; cnt--) { | |
541 | udelay(5); | |
542 | d2 = (uint32_t) RD_REG_WORD(®->mailbox0); | |
543 | barrier(); | |
544 | } | |
545 | ||
546 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
547 | } | |
548 | ||
88c26663 AV |
549 | /** |
550 | * qla24xx_reset_chip() - Reset ISP24xx chip. | |
551 | * @ha: HA context | |
552 | * | |
553 | * Returns 0 on success. | |
554 | */ | |
555 | void | |
556 | qla24xx_reset_chip(scsi_qla_host_t *ha) | |
557 | { | |
558 | ha->isp_ops.disable_intrs(ha); | |
559 | ||
560 | /* Perform RISC reset. */ | |
561 | qla24xx_reset_risc(ha); | |
562 | } | |
563 | ||
1da177e4 LT |
564 | /** |
565 | * qla2x00_chip_diag() - Test chip for proper operation. | |
566 | * @ha: HA context | |
567 | * | |
568 | * Returns 0 on success. | |
569 | */ | |
abbd8870 | 570 | int |
1da177e4 LT |
571 | qla2x00_chip_diag(scsi_qla_host_t *ha) |
572 | { | |
573 | int rval; | |
3d71644c | 574 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
575 | unsigned long flags = 0; |
576 | uint16_t data; | |
577 | uint32_t cnt; | |
578 | uint16_t mb[5]; | |
579 | ||
580 | /* Assume a failed state */ | |
581 | rval = QLA_FUNCTION_FAILED; | |
582 | ||
583 | DEBUG3(printk("scsi(%ld): Testing device at %lx.\n", | |
584 | ha->host_no, (u_long)®->flash_address)); | |
585 | ||
586 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
587 | ||
588 | /* Reset ISP chip. */ | |
589 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
590 | ||
591 | /* | |
592 | * We need to have a delay here since the card will not respond while | |
593 | * in reset causing an MCA on some architectures. | |
594 | */ | |
595 | udelay(20); | |
596 | data = qla2x00_debounce_register(®->ctrl_status); | |
597 | for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) { | |
598 | udelay(5); | |
599 | data = RD_REG_WORD(®->ctrl_status); | |
600 | barrier(); | |
601 | } | |
602 | ||
603 | if (!cnt) | |
604 | goto chip_diag_failed; | |
605 | ||
606 | DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n", | |
607 | ha->host_no)); | |
608 | ||
609 | /* Reset RISC processor. */ | |
610 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
611 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
612 | ||
613 | /* Workaround for QLA2312 PCI parity error */ | |
614 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
615 | data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0)); | |
616 | for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) { | |
617 | udelay(5); | |
618 | data = RD_MAILBOX_REG(ha, reg, 0); | |
fa2a1ce5 | 619 | barrier(); |
1da177e4 LT |
620 | } |
621 | } else | |
622 | udelay(10); | |
623 | ||
624 | if (!cnt) | |
625 | goto chip_diag_failed; | |
626 | ||
627 | /* Check product ID of chip */ | |
628 | DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", ha->host_no)); | |
629 | ||
630 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
631 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
632 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
633 | mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4)); | |
634 | if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) || | |
635 | mb[3] != PROD_ID_3) { | |
636 | qla_printk(KERN_WARNING, ha, | |
637 | "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]); | |
638 | ||
639 | goto chip_diag_failed; | |
640 | } | |
641 | ha->product_id[0] = mb[1]; | |
642 | ha->product_id[1] = mb[2]; | |
643 | ha->product_id[2] = mb[3]; | |
644 | ha->product_id[3] = mb[4]; | |
645 | ||
646 | /* Adjust fw RISC transfer size */ | |
647 | if (ha->request_q_length > 1024) | |
648 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
649 | else | |
650 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * | |
651 | ha->request_q_length; | |
652 | ||
653 | if (IS_QLA2200(ha) && | |
654 | RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) { | |
655 | /* Limit firmware transfer size with a 2200A */ | |
656 | DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n", | |
657 | ha->host_no)); | |
658 | ||
ea5b6382 | 659 | ha->device_type |= DT_ISP2200A; |
1da177e4 LT |
660 | ha->fw_transfer_size = 128; |
661 | } | |
662 | ||
663 | /* Wrap Incoming Mailboxes Test. */ | |
664 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
665 | ||
666 | DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", ha->host_no)); | |
667 | rval = qla2x00_mbx_reg_test(ha); | |
668 | if (rval) { | |
669 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
670 | ha->host_no)); | |
671 | qla_printk(KERN_WARNING, ha, | |
672 | "Failed mailbox send register test\n"); | |
673 | } | |
674 | else { | |
675 | /* Flag a successful rval */ | |
676 | rval = QLA_SUCCESS; | |
677 | } | |
678 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
679 | ||
680 | chip_diag_failed: | |
681 | if (rval) | |
682 | DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED " | |
683 | "****\n", ha->host_no)); | |
684 | ||
685 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
686 | ||
687 | return (rval); | |
688 | } | |
689 | ||
0107109e AV |
690 | /** |
691 | * qla24xx_chip_diag() - Test ISP24xx for proper operation. | |
692 | * @ha: HA context | |
693 | * | |
694 | * Returns 0 on success. | |
695 | */ | |
696 | int | |
697 | qla24xx_chip_diag(scsi_qla_host_t *ha) | |
698 | { | |
699 | int rval; | |
0107109e | 700 | |
88c26663 AV |
701 | /* Perform RISC reset. */ |
702 | qla24xx_reset_risc(ha); | |
0107109e AV |
703 | |
704 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024; | |
705 | ||
706 | rval = qla2x00_mbx_reg_test(ha); | |
707 | if (rval) { | |
708 | DEBUG(printk("scsi(%ld): Failed mailbox send register test\n", | |
709 | ha->host_no)); | |
710 | qla_printk(KERN_WARNING, ha, | |
711 | "Failed mailbox send register test\n"); | |
712 | } else { | |
713 | /* Flag a successful rval */ | |
714 | rval = QLA_SUCCESS; | |
715 | } | |
716 | ||
717 | return rval; | |
718 | } | |
719 | ||
a7a167bf | 720 | void |
0107109e AV |
721 | qla2x00_alloc_fw_dump(scsi_qla_host_t *ha) |
722 | { | |
a7a167bf AV |
723 | int rval; |
724 | uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size, | |
725 | eft_size; | |
726 | dma_addr_t eft_dma; | |
727 | void *eft; | |
728 | ||
729 | if (ha->fw_dump) { | |
730 | qla_printk(KERN_WARNING, ha, | |
731 | "Firmware dump previously allocated.\n"); | |
732 | return; | |
733 | } | |
d4e3e04d | 734 | |
0107109e | 735 | ha->fw_dumped = 0; |
a7a167bf | 736 | fixed_size = mem_size = eft_size = 0; |
d4e3e04d | 737 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
a7a167bf | 738 | fixed_size = sizeof(struct qla2100_fw_dump); |
d4e3e04d | 739 | } else if (IS_QLA23XX(ha)) { |
a7a167bf AV |
740 | fixed_size = offsetof(struct qla2300_fw_dump, data_ram); |
741 | mem_size = (ha->fw_memory_size - 0x11000 + 1) * | |
742 | sizeof(uint16_t); | |
743 | } else if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { | |
744 | fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem); | |
745 | mem_size = (ha->fw_memory_size - 0x100000 + 1) * | |
746 | sizeof(uint32_t); | |
747 | ||
748 | /* Allocate memory for Extended Trace Buffer. */ | |
749 | eft = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &eft_dma, | |
750 | GFP_KERNEL); | |
751 | if (!eft) { | |
752 | qla_printk(KERN_WARNING, ha, "Unable to allocate " | |
753 | "(%d KB) for EFT.\n", EFT_SIZE / 1024); | |
754 | goto cont_alloc; | |
755 | } | |
756 | ||
757 | rval = qla2x00_trace_control(ha, TC_ENABLE, eft_dma, | |
758 | EFT_NUM_BUFFERS); | |
759 | if (rval) { | |
760 | qla_printk(KERN_WARNING, ha, "Unable to initialize " | |
761 | "EFT (%d).\n", rval); | |
762 | dma_free_coherent(&ha->pdev->dev, EFT_SIZE, eft, | |
763 | eft_dma); | |
764 | goto cont_alloc; | |
765 | } | |
766 | ||
767 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n", | |
768 | EFT_SIZE / 1024); | |
769 | ||
770 | eft_size = EFT_SIZE; | |
771 | memset(eft, 0, eft_size); | |
772 | ha->eft_dma = eft_dma; | |
773 | ha->eft = eft; | |
d4e3e04d | 774 | } |
a7a167bf AV |
775 | cont_alloc: |
776 | req_q_size = ha->request_q_length * sizeof(request_t); | |
777 | rsp_q_size = ha->response_q_length * sizeof(response_t); | |
778 | ||
779 | dump_size = offsetof(struct qla2xxx_fw_dump, isp); | |
780 | dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + | |
781 | eft_size; | |
d4e3e04d AV |
782 | |
783 | ha->fw_dump = vmalloc(dump_size); | |
a7a167bf | 784 | if (!ha->fw_dump) { |
0107109e | 785 | qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for " |
d4e3e04d | 786 | "firmware dump!!!\n", dump_size / 1024); |
a7a167bf AV |
787 | |
788 | if (ha->eft) { | |
789 | dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft, | |
790 | ha->eft_dma); | |
791 | ha->eft = NULL; | |
792 | ha->eft_dma = 0; | |
793 | } | |
794 | return; | |
795 | } | |
796 | ||
797 | qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n", | |
798 | dump_size / 1024); | |
799 | ||
800 | ha->fw_dump_len = dump_size; | |
801 | ha->fw_dump->signature[0] = 'Q'; | |
802 | ha->fw_dump->signature[1] = 'L'; | |
803 | ha->fw_dump->signature[2] = 'G'; | |
804 | ha->fw_dump->signature[3] = 'C'; | |
805 | ha->fw_dump->version = __constant_htonl(1); | |
806 | ||
807 | ha->fw_dump->fixed_size = htonl(fixed_size); | |
808 | ha->fw_dump->mem_size = htonl(mem_size); | |
809 | ha->fw_dump->req_q_size = htonl(req_q_size); | |
810 | ha->fw_dump->rsp_q_size = htonl(rsp_q_size); | |
811 | ||
812 | ha->fw_dump->eft_size = htonl(eft_size); | |
813 | ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma)); | |
814 | ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma)); | |
815 | ||
816 | ha->fw_dump->header_size = | |
817 | htonl(offsetof(struct qla2xxx_fw_dump, isp)); | |
0107109e AV |
818 | } |
819 | ||
1da177e4 LT |
820 | /** |
821 | * qla2x00_resize_request_q() - Resize request queue given available ISP memory. | |
822 | * @ha: HA context | |
823 | * | |
824 | * Returns 0 on success. | |
825 | */ | |
826 | static void | |
827 | qla2x00_resize_request_q(scsi_qla_host_t *ha) | |
828 | { | |
829 | int rval; | |
830 | uint16_t fw_iocb_cnt = 0; | |
831 | uint16_t request_q_length = REQUEST_ENTRY_CNT_2XXX_EXT_MEM; | |
832 | dma_addr_t request_dma; | |
833 | request_t *request_ring; | |
834 | ||
835 | /* Valid only on recent ISPs. */ | |
836 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
837 | return; | |
838 | ||
839 | /* Retrieve IOCB counts available to the firmware. */ | |
840 | rval = qla2x00_get_resource_cnts(ha, NULL, NULL, NULL, &fw_iocb_cnt); | |
841 | if (rval) | |
842 | return; | |
843 | /* No point in continuing if current settings are sufficient. */ | |
844 | if (fw_iocb_cnt < 1024) | |
845 | return; | |
846 | if (ha->request_q_length >= request_q_length) | |
847 | return; | |
848 | ||
849 | /* Attempt to claim larger area for request queue. */ | |
850 | request_ring = dma_alloc_coherent(&ha->pdev->dev, | |
851 | (request_q_length + 1) * sizeof(request_t), &request_dma, | |
852 | GFP_KERNEL); | |
853 | if (request_ring == NULL) | |
854 | return; | |
855 | ||
856 | /* Resize successful, report extensions. */ | |
857 | qla_printk(KERN_INFO, ha, "Extended memory detected (%d KB)...\n", | |
858 | (ha->fw_memory_size + 1) / 1024); | |
859 | qla_printk(KERN_INFO, ha, "Resizing request queue depth " | |
860 | "(%d -> %d)...\n", ha->request_q_length, request_q_length); | |
861 | ||
862 | /* Clear old allocations. */ | |
863 | dma_free_coherent(&ha->pdev->dev, | |
864 | (ha->request_q_length + 1) * sizeof(request_t), ha->request_ring, | |
865 | ha->request_dma); | |
866 | ||
867 | /* Begin using larger queue. */ | |
868 | ha->request_q_length = request_q_length; | |
869 | ha->request_ring = request_ring; | |
870 | ha->request_dma = request_dma; | |
871 | } | |
872 | ||
873 | /** | |
874 | * qla2x00_setup_chip() - Load and start RISC firmware. | |
875 | * @ha: HA context | |
876 | * | |
877 | * Returns 0 on success. | |
878 | */ | |
879 | static int | |
880 | qla2x00_setup_chip(scsi_qla_host_t *ha) | |
881 | { | |
0107109e AV |
882 | int rval; |
883 | uint32_t srisc_address = 0; | |
1da177e4 LT |
884 | |
885 | /* Load firmware sequences */ | |
0107109e AV |
886 | rval = ha->isp_ops.load_risc(ha, &srisc_address); |
887 | if (rval == QLA_SUCCESS) { | |
1da177e4 LT |
888 | DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC " |
889 | "code.\n", ha->host_no)); | |
890 | ||
0107109e | 891 | rval = qla2x00_verify_checksum(ha, srisc_address); |
1da177e4 LT |
892 | if (rval == QLA_SUCCESS) { |
893 | /* Start firmware execution. */ | |
894 | DEBUG(printk("scsi(%ld): Checksum OK, start " | |
895 | "firmware.\n", ha->host_no)); | |
896 | ||
0107109e | 897 | rval = qla2x00_execute_fw(ha, srisc_address); |
1da177e4 LT |
898 | /* Retrieve firmware information. */ |
899 | if (rval == QLA_SUCCESS && ha->fw_major_version == 0) { | |
900 | qla2x00_get_fw_version(ha, | |
901 | &ha->fw_major_version, | |
902 | &ha->fw_minor_version, | |
903 | &ha->fw_subminor_version, | |
904 | &ha->fw_attributes, &ha->fw_memory_size); | |
905 | qla2x00_resize_request_q(ha); | |
a7a167bf AV |
906 | |
907 | if (ql2xallocfwdump) | |
908 | qla2x00_alloc_fw_dump(ha); | |
1da177e4 LT |
909 | } |
910 | } else { | |
911 | DEBUG2(printk(KERN_INFO | |
912 | "scsi(%ld): ISP Firmware failed checksum.\n", | |
913 | ha->host_no)); | |
914 | } | |
915 | } | |
916 | ||
917 | if (rval) { | |
918 | DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n", | |
919 | ha->host_no)); | |
920 | } | |
921 | ||
922 | return (rval); | |
923 | } | |
924 | ||
925 | /** | |
926 | * qla2x00_init_response_q_entries() - Initializes response queue entries. | |
927 | * @ha: HA context | |
928 | * | |
929 | * Beginning of request ring has initialization control block already built | |
930 | * by nvram config routine. | |
931 | * | |
932 | * Returns 0 on success. | |
933 | */ | |
934 | static void | |
935 | qla2x00_init_response_q_entries(scsi_qla_host_t *ha) | |
936 | { | |
937 | uint16_t cnt; | |
938 | response_t *pkt; | |
939 | ||
940 | pkt = ha->response_ring_ptr; | |
941 | for (cnt = 0; cnt < ha->response_q_length; cnt++) { | |
942 | pkt->signature = RESPONSE_PROCESSED; | |
943 | pkt++; | |
944 | } | |
945 | ||
946 | } | |
947 | ||
948 | /** | |
949 | * qla2x00_update_fw_options() - Read and process firmware options. | |
950 | * @ha: HA context | |
951 | * | |
952 | * Returns 0 on success. | |
953 | */ | |
abbd8870 | 954 | void |
1da177e4 LT |
955 | qla2x00_update_fw_options(scsi_qla_host_t *ha) |
956 | { | |
957 | uint16_t swing, emphasis, tx_sens, rx_sens; | |
958 | ||
959 | memset(ha->fw_options, 0, sizeof(ha->fw_options)); | |
960 | qla2x00_get_fw_options(ha, ha->fw_options); | |
961 | ||
962 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
963 | return; | |
964 | ||
965 | /* Serial Link options. */ | |
966 | DEBUG3(printk("scsi(%ld): Serial link options:\n", | |
967 | ha->host_no)); | |
968 | DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options, | |
969 | sizeof(ha->fw_seriallink_options))); | |
970 | ||
971 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
972 | if (ha->fw_seriallink_options[3] & BIT_2) { | |
973 | ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING; | |
974 | ||
975 | /* 1G settings */ | |
976 | swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0); | |
977 | emphasis = (ha->fw_seriallink_options[2] & | |
978 | (BIT_4 | BIT_3)) >> 3; | |
979 | tx_sens = ha->fw_seriallink_options[0] & | |
fa2a1ce5 | 980 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
981 | rx_sens = (ha->fw_seriallink_options[0] & |
982 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
983 | ha->fw_options[10] = (emphasis << 14) | (swing << 8); | |
984 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
985 | if (rx_sens == 0x0) | |
986 | rx_sens = 0x3; | |
987 | ha->fw_options[10] |= (tx_sens << 4) | rx_sens; | |
988 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
989 | ha->fw_options[10] |= BIT_5 | | |
990 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
991 | (tx_sens & (BIT_1 | BIT_0)); | |
992 | ||
993 | /* 2G settings */ | |
994 | swing = (ha->fw_seriallink_options[2] & | |
995 | (BIT_7 | BIT_6 | BIT_5)) >> 5; | |
996 | emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0); | |
997 | tx_sens = ha->fw_seriallink_options[1] & | |
fa2a1ce5 | 998 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); |
1da177e4 LT |
999 | rx_sens = (ha->fw_seriallink_options[1] & |
1000 | (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1001 | ha->fw_options[11] = (emphasis << 14) | (swing << 8); | |
1002 | if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) { | |
1003 | if (rx_sens == 0x0) | |
1004 | rx_sens = 0x3; | |
1005 | ha->fw_options[11] |= (tx_sens << 4) | rx_sens; | |
1006 | } else if (IS_QLA2322(ha) || IS_QLA6322(ha)) | |
1007 | ha->fw_options[11] |= BIT_5 | | |
1008 | ((rx_sens & (BIT_1 | BIT_0)) << 2) | | |
1009 | (tx_sens & (BIT_1 | BIT_0)); | |
1010 | } | |
1011 | ||
1012 | /* FCP2 options. */ | |
1013 | /* Return command IOCBs without waiting for an ABTS to complete. */ | |
1014 | ha->fw_options[3] |= BIT_13; | |
1015 | ||
1016 | /* LED scheme. */ | |
1017 | if (ha->flags.enable_led_scheme) | |
1018 | ha->fw_options[2] |= BIT_12; | |
1019 | ||
48c02fde | 1020 | /* Detect ISP6312. */ |
1021 | if (IS_QLA6312(ha)) | |
1022 | ha->fw_options[2] |= BIT_13; | |
1023 | ||
1da177e4 LT |
1024 | /* Update firmware options. */ |
1025 | qla2x00_set_fw_options(ha, ha->fw_options); | |
1026 | } | |
1027 | ||
0107109e AV |
1028 | void |
1029 | qla24xx_update_fw_options(scsi_qla_host_t *ha) | |
1030 | { | |
1031 | int rval; | |
1032 | ||
1033 | /* Update Serial Link options. */ | |
f94097ed | 1034 | if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0) |
0107109e AV |
1035 | return; |
1036 | ||
f94097ed | 1037 | rval = qla2x00_set_serdes_params(ha, |
1038 | le16_to_cpu(ha->fw_seriallink_options24[1]), | |
1039 | le16_to_cpu(ha->fw_seriallink_options24[2]), | |
1040 | le16_to_cpu(ha->fw_seriallink_options24[3])); | |
0107109e AV |
1041 | if (rval != QLA_SUCCESS) { |
1042 | qla_printk(KERN_WARNING, ha, | |
1043 | "Unable to update Serial Link options (%x).\n", rval); | |
1044 | } | |
1045 | } | |
1046 | ||
abbd8870 AV |
1047 | void |
1048 | qla2x00_config_rings(struct scsi_qla_host *ha) | |
1049 | { | |
3d71644c | 1050 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
abbd8870 AV |
1051 | |
1052 | /* Setup ring parameters in initialization control block. */ | |
1053 | ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1054 | ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1055 | ha->init_cb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1056 | ha->init_cb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1057 | ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1058 | ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1059 | ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1060 | ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1061 | ||
1062 | WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0); | |
1063 | WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0); | |
1064 | WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0); | |
1065 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0); | |
1066 | RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */ | |
1067 | } | |
1068 | ||
0107109e AV |
1069 | void |
1070 | qla24xx_config_rings(struct scsi_qla_host *ha) | |
1071 | { | |
1072 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1073 | struct init_cb_24xx *icb; | |
1074 | ||
1075 | /* Setup ring parameters in initialization control block. */ | |
1076 | icb = (struct init_cb_24xx *)ha->init_cb; | |
1077 | icb->request_q_outpointer = __constant_cpu_to_le16(0); | |
1078 | icb->response_q_inpointer = __constant_cpu_to_le16(0); | |
1079 | icb->request_q_length = cpu_to_le16(ha->request_q_length); | |
1080 | icb->response_q_length = cpu_to_le16(ha->response_q_length); | |
1081 | icb->request_q_address[0] = cpu_to_le32(LSD(ha->request_dma)); | |
1082 | icb->request_q_address[1] = cpu_to_le32(MSD(ha->request_dma)); | |
1083 | icb->response_q_address[0] = cpu_to_le32(LSD(ha->response_dma)); | |
1084 | icb->response_q_address[1] = cpu_to_le32(MSD(ha->response_dma)); | |
1085 | ||
1086 | WRT_REG_DWORD(®->req_q_in, 0); | |
1087 | WRT_REG_DWORD(®->req_q_out, 0); | |
1088 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
1089 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
1090 | RD_REG_DWORD(®->rsp_q_out); | |
1091 | } | |
1092 | ||
1da177e4 LT |
1093 | /** |
1094 | * qla2x00_init_rings() - Initializes firmware. | |
1095 | * @ha: HA context | |
1096 | * | |
1097 | * Beginning of request ring has initialization control block already built | |
1098 | * by nvram config routine. | |
1099 | * | |
1100 | * Returns 0 on success. | |
1101 | */ | |
1102 | static int | |
1103 | qla2x00_init_rings(scsi_qla_host_t *ha) | |
1104 | { | |
1105 | int rval; | |
1106 | unsigned long flags = 0; | |
1107 | int cnt; | |
1da177e4 LT |
1108 | |
1109 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1110 | ||
1111 | /* Clear outstanding commands array. */ | |
1112 | for (cnt = 0; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) | |
1113 | ha->outstanding_cmds[cnt] = NULL; | |
1114 | ||
1115 | ha->current_outstanding_cmd = 0; | |
1116 | ||
1117 | /* Clear RSCN queue. */ | |
1118 | ha->rscn_in_ptr = 0; | |
1119 | ha->rscn_out_ptr = 0; | |
1120 | ||
1121 | /* Initialize firmware. */ | |
1122 | ha->request_ring_ptr = ha->request_ring; | |
1123 | ha->req_ring_index = 0; | |
1124 | ha->req_q_cnt = ha->request_q_length; | |
1125 | ha->response_ring_ptr = ha->response_ring; | |
1126 | ha->rsp_ring_index = 0; | |
1127 | ||
1da177e4 LT |
1128 | /* Initialize response queue entries */ |
1129 | qla2x00_init_response_q_entries(ha); | |
1130 | ||
abbd8870 | 1131 | ha->isp_ops.config_rings(ha); |
1da177e4 LT |
1132 | |
1133 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1134 | ||
1135 | /* Update any ISP specific firmware options before initialization. */ | |
abbd8870 | 1136 | ha->isp_ops.update_fw_options(ha); |
1da177e4 LT |
1137 | |
1138 | DEBUG(printk("scsi(%ld): Issue init firmware.\n", ha->host_no)); | |
0107109e | 1139 | rval = qla2x00_init_firmware(ha, ha->init_cb_size); |
1da177e4 LT |
1140 | if (rval) { |
1141 | DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n", | |
1142 | ha->host_no)); | |
1143 | } else { | |
1144 | DEBUG3(printk("scsi(%ld): Init firmware -- success.\n", | |
1145 | ha->host_no)); | |
1146 | } | |
1147 | ||
1148 | return (rval); | |
1149 | } | |
1150 | ||
1151 | /** | |
1152 | * qla2x00_fw_ready() - Waits for firmware ready. | |
1153 | * @ha: HA context | |
1154 | * | |
1155 | * Returns 0 on success. | |
1156 | */ | |
1157 | static int | |
1158 | qla2x00_fw_ready(scsi_qla_host_t *ha) | |
1159 | { | |
1160 | int rval; | |
1161 | unsigned long wtime, mtime; | |
1162 | uint16_t min_wait; /* Minimum wait time if loop is down */ | |
1163 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
1164 | uint16_t fw_state; | |
1165 | ||
1166 | rval = QLA_SUCCESS; | |
1167 | ||
1168 | /* 20 seconds for loop down. */ | |
fa2a1ce5 | 1169 | min_wait = 20; |
1da177e4 LT |
1170 | |
1171 | /* | |
1172 | * Firmware should take at most one RATOV to login, plus 5 seconds for | |
1173 | * our own processing. | |
1174 | */ | |
1175 | if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) { | |
1176 | wait_time = min_wait; | |
1177 | } | |
1178 | ||
1179 | /* Min wait time if loop down */ | |
1180 | mtime = jiffies + (min_wait * HZ); | |
1181 | ||
1182 | /* wait time before firmware ready */ | |
1183 | wtime = jiffies + (wait_time * HZ); | |
1184 | ||
1185 | /* Wait for ISP to finish LIP */ | |
1186 | if (!ha->flags.init_done) | |
1187 | qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n"); | |
1188 | ||
1189 | DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n", | |
1190 | ha->host_no)); | |
1191 | ||
1192 | do { | |
1193 | rval = qla2x00_get_firmware_state(ha, &fw_state); | |
1194 | if (rval == QLA_SUCCESS) { | |
1195 | if (fw_state < FSTATE_LOSS_OF_SYNC) { | |
1196 | ha->device_flags &= ~DFLG_NO_CABLE; | |
1197 | } | |
1198 | if (fw_state == FSTATE_READY) { | |
1199 | DEBUG(printk("scsi(%ld): F/W Ready - OK \n", | |
1200 | ha->host_no)); | |
1201 | ||
1202 | qla2x00_get_retry_cnt(ha, &ha->retry_count, | |
1203 | &ha->login_timeout, &ha->r_a_tov); | |
1204 | ||
1205 | rval = QLA_SUCCESS; | |
1206 | break; | |
1207 | } | |
1208 | ||
1209 | rval = QLA_FUNCTION_FAILED; | |
1210 | ||
1211 | if (atomic_read(&ha->loop_down_timer) && | |
7d7abc77 | 1212 | fw_state != FSTATE_READY) { |
1da177e4 | 1213 | /* Loop down. Timeout on min_wait for states |
fa2a1ce5 AV |
1214 | * other than Wait for Login. |
1215 | */ | |
1da177e4 LT |
1216 | if (time_after_eq(jiffies, mtime)) { |
1217 | qla_printk(KERN_INFO, ha, | |
1218 | "Cable is unplugged...\n"); | |
1219 | ||
1220 | ha->device_flags |= DFLG_NO_CABLE; | |
1221 | break; | |
1222 | } | |
1223 | } | |
1224 | } else { | |
1225 | /* Mailbox cmd failed. Timeout on min_wait. */ | |
1226 | if (time_after_eq(jiffies, mtime)) | |
1227 | break; | |
1228 | } | |
1229 | ||
1230 | if (time_after_eq(jiffies, wtime)) | |
1231 | break; | |
1232 | ||
1233 | /* Delay for a while */ | |
1234 | msleep(500); | |
1235 | ||
1236 | DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1237 | ha->host_no, fw_state, jiffies)); | |
1238 | } while (1); | |
1239 | ||
1240 | DEBUG(printk("scsi(%ld): fw_state=%x curr time=%lx.\n", | |
1241 | ha->host_no, fw_state, jiffies)); | |
1242 | ||
1243 | if (rval) { | |
1244 | DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n", | |
1245 | ha->host_no)); | |
1246 | } | |
1247 | ||
1248 | return (rval); | |
1249 | } | |
1250 | ||
1251 | /* | |
1252 | * qla2x00_configure_hba | |
1253 | * Setup adapter context. | |
1254 | * | |
1255 | * Input: | |
1256 | * ha = adapter state pointer. | |
1257 | * | |
1258 | * Returns: | |
1259 | * 0 = success | |
1260 | * | |
1261 | * Context: | |
1262 | * Kernel context. | |
1263 | */ | |
1264 | static int | |
1265 | qla2x00_configure_hba(scsi_qla_host_t *ha) | |
1266 | { | |
1267 | int rval; | |
1268 | uint16_t loop_id; | |
1269 | uint16_t topo; | |
1270 | uint8_t al_pa; | |
1271 | uint8_t area; | |
1272 | uint8_t domain; | |
1273 | char connect_type[22]; | |
1274 | ||
1275 | /* Get host addresses. */ | |
1276 | rval = qla2x00_get_adapter_id(ha, | |
1277 | &loop_id, &al_pa, &area, &domain, &topo); | |
1278 | if (rval != QLA_SUCCESS) { | |
23443b1d | 1279 | if (LOOP_TRANSITION(ha) || atomic_read(&ha->loop_down_timer) || |
33135aa2 RA |
1280 | (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) { |
1281 | DEBUG2(printk("%s(%ld) Loop is in a transition state\n", | |
1282 | __func__, ha->host_no)); | |
1283 | } else { | |
1284 | qla_printk(KERN_WARNING, ha, | |
1285 | "ERROR -- Unable to get host loop ID.\n"); | |
1286 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1287 | } | |
1da177e4 LT |
1288 | return (rval); |
1289 | } | |
1290 | ||
1291 | if (topo == 4) { | |
1292 | qla_printk(KERN_INFO, ha, | |
1293 | "Cannot get topology - retrying.\n"); | |
1294 | return (QLA_FUNCTION_FAILED); | |
1295 | } | |
1296 | ||
1297 | ha->loop_id = loop_id; | |
1298 | ||
1299 | /* initialize */ | |
1300 | ha->min_external_loopid = SNS_FIRST_LOOP_ID; | |
1301 | ha->operating_mode = LOOP; | |
1302 | ||
1303 | switch (topo) { | |
1304 | case 0: | |
1305 | DEBUG3(printk("scsi(%ld): HBA in NL topology.\n", | |
1306 | ha->host_no)); | |
1307 | ha->current_topology = ISP_CFG_NL; | |
1308 | strcpy(connect_type, "(Loop)"); | |
1309 | break; | |
1310 | ||
1311 | case 1: | |
1312 | DEBUG3(printk("scsi(%ld): HBA in FL topology.\n", | |
1313 | ha->host_no)); | |
1314 | ha->current_topology = ISP_CFG_FL; | |
1315 | strcpy(connect_type, "(FL_Port)"); | |
1316 | break; | |
1317 | ||
1318 | case 2: | |
1319 | DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n", | |
1320 | ha->host_no)); | |
1321 | ha->operating_mode = P2P; | |
1322 | ha->current_topology = ISP_CFG_N; | |
1323 | strcpy(connect_type, "(N_Port-to-N_Port)"); | |
1324 | break; | |
1325 | ||
1326 | case 3: | |
1327 | DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n", | |
1328 | ha->host_no)); | |
1329 | ha->operating_mode = P2P; | |
1330 | ha->current_topology = ISP_CFG_F; | |
1331 | strcpy(connect_type, "(F_Port)"); | |
1332 | break; | |
1333 | ||
1334 | default: | |
1335 | DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. " | |
1336 | "Using NL.\n", | |
1337 | ha->host_no, topo)); | |
1338 | ha->current_topology = ISP_CFG_NL; | |
1339 | strcpy(connect_type, "(Loop)"); | |
1340 | break; | |
1341 | } | |
1342 | ||
1343 | /* Save Host port and loop ID. */ | |
1344 | /* byte order - Big Endian */ | |
1345 | ha->d_id.b.domain = domain; | |
1346 | ha->d_id.b.area = area; | |
1347 | ha->d_id.b.al_pa = al_pa; | |
1348 | ||
1349 | if (!ha->flags.init_done) | |
1350 | qla_printk(KERN_INFO, ha, | |
1351 | "Topology - %s, Host Loop address 0x%x\n", | |
1352 | connect_type, ha->loop_id); | |
1353 | ||
1354 | if (rval) { | |
1355 | DEBUG2_3(printk("scsi(%ld): FAILED.\n", ha->host_no)); | |
1356 | } else { | |
1357 | DEBUG3(printk("scsi(%ld): exiting normally.\n", ha->host_no)); | |
1358 | } | |
1359 | ||
1360 | return(rval); | |
1361 | } | |
1362 | ||
9bb9fcf2 AV |
1363 | static inline void |
1364 | qla2x00_set_model_info(scsi_qla_host_t *ha, uint8_t *model, size_t len, char *def) | |
1365 | { | |
1366 | char *st, *en; | |
1367 | uint16_t index; | |
1368 | ||
1369 | if (memcmp(model, BINZERO, len) != 0) { | |
1370 | strncpy(ha->model_number, model, len); | |
1371 | st = en = ha->model_number; | |
1372 | en += len - 1; | |
1373 | while (en > st) { | |
1374 | if (*en != 0x20 && *en != 0x00) | |
1375 | break; | |
1376 | *en-- = '\0'; | |
1377 | } | |
1378 | ||
1379 | index = (ha->pdev->subsystem_device & 0xff); | |
1380 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1381 | index < QLA_MODEL_NAMES) | |
1382 | ha->model_desc = qla2x00_model_name[index * 2 + 1]; | |
1383 | } else { | |
1384 | index = (ha->pdev->subsystem_device & 0xff); | |
1385 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC && | |
1386 | index < QLA_MODEL_NAMES) { | |
1387 | strcpy(ha->model_number, | |
1388 | qla2x00_model_name[index * 2]); | |
1389 | ha->model_desc = qla2x00_model_name[index * 2 + 1]; | |
1390 | } else { | |
1391 | strcpy(ha->model_number, def); | |
1392 | } | |
1393 | } | |
1394 | } | |
1395 | ||
1da177e4 LT |
1396 | /* |
1397 | * NVRAM configuration for ISP 2xxx | |
1398 | * | |
1399 | * Input: | |
1400 | * ha = adapter block pointer. | |
1401 | * | |
1402 | * Output: | |
1403 | * initialization control block in response_ring | |
1404 | * host adapters parameters in host adapter block | |
1405 | * | |
1406 | * Returns: | |
1407 | * 0 = success. | |
1408 | */ | |
abbd8870 | 1409 | int |
1da177e4 LT |
1410 | qla2x00_nvram_config(scsi_qla_host_t *ha) |
1411 | { | |
0107109e AV |
1412 | uint8_t chksum = 0; |
1413 | uint16_t cnt; | |
1414 | uint8_t *dptr1, *dptr2; | |
1415 | init_cb_t *icb = ha->init_cb; | |
1416 | nvram_t *nv = (nvram_t *)ha->request_ring; | |
1417 | uint8_t *ptr = (uint8_t *)ha->request_ring; | |
3d71644c | 1418 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 1419 | |
1da177e4 | 1420 | /* Determine NVRAM starting address. */ |
0107109e | 1421 | ha->nvram_size = sizeof(nvram_t); |
1da177e4 LT |
1422 | ha->nvram_base = 0; |
1423 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) | |
1424 | if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1) | |
1425 | ha->nvram_base = 0x80; | |
1426 | ||
1427 | /* Get NVRAM data and calculate checksum. */ | |
0107109e AV |
1428 | ha->isp_ops.read_nvram(ha, ptr, ha->nvram_base, ha->nvram_size); |
1429 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++) | |
1430 | chksum += *ptr++; | |
1da177e4 LT |
1431 | |
1432 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
1433 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
0107109e | 1434 | ha->nvram_size)); |
1da177e4 LT |
1435 | |
1436 | /* Bad NVRAM data, set defaults parameters. */ | |
1437 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || | |
1438 | nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) { | |
1439 | /* Reset NVRAM data. */ | |
1440 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
1441 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
1442 | nv->nvram_version); | |
7aef45ac | 1443 | return QLA_FUNCTION_FAILED; |
1da177e4 LT |
1444 | } |
1445 | ||
1446 | #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2) | |
1447 | /* | |
1448 | * The SN2 does not provide BIOS emulation which means you can't change | |
1449 | * potentially bogus BIOS settings. Force the use of default settings | |
1450 | * for link rate and frame size. Hope that the rest of the settings | |
1451 | * are valid. | |
1452 | */ | |
1453 | if (ia64_platform_is("sn2")) { | |
1454 | nv->frame_payload_size = __constant_cpu_to_le16(2048); | |
1455 | if (IS_QLA23XX(ha)) | |
1456 | nv->special_options[1] = BIT_7; | |
1457 | } | |
1458 | #endif | |
1459 | ||
1460 | /* Reset Initialization control block */ | |
0107109e | 1461 | memset(icb, 0, ha->init_cb_size); |
1da177e4 LT |
1462 | |
1463 | /* | |
1464 | * Setup driver NVRAM options. | |
1465 | */ | |
1466 | nv->firmware_options[0] |= (BIT_6 | BIT_1); | |
1467 | nv->firmware_options[0] &= ~(BIT_5 | BIT_4); | |
1468 | nv->firmware_options[1] |= (BIT_5 | BIT_0); | |
1469 | nv->firmware_options[1] &= ~BIT_4; | |
1470 | ||
1471 | if (IS_QLA23XX(ha)) { | |
1472 | nv->firmware_options[0] |= BIT_2; | |
1473 | nv->firmware_options[0] &= ~BIT_3; | |
0107109e | 1474 | nv->add_firmware_options[1] |= BIT_5 | BIT_4; |
1da177e4 LT |
1475 | |
1476 | if (IS_QLA2300(ha)) { | |
1477 | if (ha->fb_rev == FPM_2310) { | |
1478 | strcpy(ha->model_number, "QLA2310"); | |
1479 | } else { | |
1480 | strcpy(ha->model_number, "QLA2300"); | |
1481 | } | |
1482 | } else { | |
9bb9fcf2 AV |
1483 | qla2x00_set_model_info(ha, nv->model_number, |
1484 | sizeof(nv->model_number), "QLA23xx"); | |
1da177e4 LT |
1485 | } |
1486 | } else if (IS_QLA2200(ha)) { | |
1487 | nv->firmware_options[0] |= BIT_2; | |
1488 | /* | |
1489 | * 'Point-to-point preferred, else loop' is not a safe | |
1490 | * connection mode setting. | |
1491 | */ | |
1492 | if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) == | |
1493 | (BIT_5 | BIT_4)) { | |
1494 | /* Force 'loop preferred, else point-to-point'. */ | |
1495 | nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4); | |
1496 | nv->add_firmware_options[0] |= BIT_5; | |
1497 | } | |
1498 | strcpy(ha->model_number, "QLA22xx"); | |
1499 | } else /*if (IS_QLA2100(ha))*/ { | |
1500 | strcpy(ha->model_number, "QLA2100"); | |
1501 | } | |
1502 | ||
1503 | /* | |
1504 | * Copy over NVRAM RISC parameter block to initialization control block. | |
1505 | */ | |
1506 | dptr1 = (uint8_t *)icb; | |
1507 | dptr2 = (uint8_t *)&nv->parameter_block_version; | |
1508 | cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version; | |
1509 | while (cnt--) | |
1510 | *dptr1++ = *dptr2++; | |
1511 | ||
1512 | /* Copy 2nd half. */ | |
1513 | dptr1 = (uint8_t *)icb->add_firmware_options; | |
1514 | cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options; | |
1515 | while (cnt--) | |
1516 | *dptr1++ = *dptr2++; | |
1517 | ||
5341e868 AV |
1518 | /* Use alternate WWN? */ |
1519 | if (nv->host_p[1] & BIT_7) { | |
1520 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
1521 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
1522 | } | |
1523 | ||
1da177e4 LT |
1524 | /* Prepare nodename */ |
1525 | if ((icb->firmware_options[1] & BIT_6) == 0) { | |
1526 | /* | |
1527 | * Firmware will apply the following mask if the nodename was | |
1528 | * not provided. | |
1529 | */ | |
1530 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
1531 | icb->node_name[0] &= 0xF0; | |
1532 | } | |
1533 | ||
1534 | /* | |
1535 | * Set host adapter parameters. | |
1536 | */ | |
0181944f | 1537 | if (nv->host_p[0] & BIT_7) |
11010fec | 1538 | ql2xextended_error_logging = 1; |
1da177e4 LT |
1539 | ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0); |
1540 | /* Always load RISC code on non ISP2[12]00 chips. */ | |
1541 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha)) | |
1542 | ha->flags.disable_risc_code_load = 0; | |
1543 | ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0); | |
1544 | ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0); | |
1545 | ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0); | |
06c22bd1 | 1546 | ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0; |
d4c760c2 | 1547 | ha->flags.disable_serdes = 0; |
1da177e4 LT |
1548 | |
1549 | ha->operating_mode = | |
1550 | (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
1551 | ||
1552 | memcpy(ha->fw_seriallink_options, nv->seriallink_options, | |
1553 | sizeof(ha->fw_seriallink_options)); | |
1554 | ||
1555 | /* save HBA serial number */ | |
1556 | ha->serial0 = icb->port_name[5]; | |
1557 | ha->serial1 = icb->port_name[6]; | |
1558 | ha->serial2 = icb->port_name[7]; | |
3d71644c AV |
1559 | ha->node_name = icb->node_name; |
1560 | ha->port_name = icb->port_name; | |
1da177e4 LT |
1561 | |
1562 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); | |
1563 | ||
1564 | ha->retry_count = nv->retry_count; | |
1565 | ||
1566 | /* Set minimum login_timeout to 4 seconds. */ | |
1567 | if (nv->login_timeout < ql2xlogintimeout) | |
1568 | nv->login_timeout = ql2xlogintimeout; | |
1569 | if (nv->login_timeout < 4) | |
1570 | nv->login_timeout = 4; | |
1571 | ha->login_timeout = nv->login_timeout; | |
1572 | icb->login_timeout = nv->login_timeout; | |
1573 | ||
1574 | /* Set minimum RATOV to 200 tenths of a second. */ | |
1575 | ha->r_a_tov = 200; | |
1576 | ||
1da177e4 LT |
1577 | ha->loop_reset_delay = nv->reset_delay; |
1578 | ||
1da177e4 LT |
1579 | /* Link Down Timeout = 0: |
1580 | * | |
1581 | * When Port Down timer expires we will start returning | |
1582 | * I/O's to OS with "DID_NO_CONNECT". | |
1583 | * | |
1584 | * Link Down Timeout != 0: | |
1585 | * | |
1586 | * The driver waits for the link to come up after link down | |
1587 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
fa2a1ce5 | 1588 | */ |
1da177e4 LT |
1589 | if (nv->link_down_timeout == 0) { |
1590 | ha->loop_down_abort_time = | |
354d6b21 | 1591 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); |
1da177e4 LT |
1592 | } else { |
1593 | ha->link_down_timeout = nv->link_down_timeout; | |
1594 | ha->loop_down_abort_time = | |
1595 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
fa2a1ce5 | 1596 | } |
1da177e4 | 1597 | |
1da177e4 LT |
1598 | /* |
1599 | * Need enough time to try and get the port back. | |
1600 | */ | |
1601 | ha->port_down_retry_count = nv->port_down_retry_count; | |
1602 | if (qlport_down_retry) | |
1603 | ha->port_down_retry_count = qlport_down_retry; | |
1604 | /* Set login_retry_count */ | |
1605 | ha->login_retry_count = nv->retry_count; | |
1606 | if (ha->port_down_retry_count == nv->port_down_retry_count && | |
1607 | ha->port_down_retry_count > 3) | |
1608 | ha->login_retry_count = ha->port_down_retry_count; | |
1609 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
1610 | ha->login_retry_count = ha->port_down_retry_count; | |
1611 | if (ql2xloginretrycount) | |
1612 | ha->login_retry_count = ql2xloginretrycount; | |
1613 | ||
1da177e4 LT |
1614 | icb->lun_enables = __constant_cpu_to_le16(0); |
1615 | icb->command_resource_count = 0; | |
1616 | icb->immediate_notify_resource_count = 0; | |
1617 | icb->timeout = __constant_cpu_to_le16(0); | |
1618 | ||
1619 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { | |
1620 | /* Enable RIO */ | |
1621 | icb->firmware_options[0] &= ~BIT_3; | |
1622 | icb->add_firmware_options[0] &= | |
1623 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1624 | icb->add_firmware_options[0] |= BIT_2; | |
1625 | icb->response_accumulation_timer = 3; | |
1626 | icb->interrupt_delay_timer = 5; | |
1627 | ||
1628 | ha->flags.process_response_queue = 1; | |
1629 | } else { | |
4fdfefe5 AV |
1630 | /* Enable ZIO. */ |
1631 | if (!ha->flags.init_done) { | |
1632 | ha->zio_mode = icb->add_firmware_options[0] & | |
1633 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
1634 | ha->zio_timer = icb->interrupt_delay_timer ? | |
1635 | icb->interrupt_delay_timer: 2; | |
1636 | } | |
1da177e4 LT |
1637 | icb->add_firmware_options[0] &= |
1638 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
4fdfefe5 AV |
1639 | ha->flags.process_response_queue = 0; |
1640 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d | 1641 | ha->zio_mode = QLA_ZIO_MODE_6; |
1642 | ||
4fdfefe5 AV |
1643 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer " |
1644 | "delay (%d us).\n", ha->host_no, ha->zio_mode, | |
1645 | ha->zio_timer * 100)); | |
1da177e4 | 1646 | qla_printk(KERN_INFO, ha, |
4fdfefe5 AV |
1647 | "ZIO mode %d enabled; timer delay (%d us).\n", |
1648 | ha->zio_mode, ha->zio_timer * 100); | |
1da177e4 | 1649 | |
4fdfefe5 AV |
1650 | icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode; |
1651 | icb->interrupt_delay_timer = (uint8_t)ha->zio_timer; | |
1da177e4 LT |
1652 | ha->flags.process_response_queue = 1; |
1653 | } | |
1654 | } | |
1655 | ||
7aef45ac | 1656 | return QLA_SUCCESS; |
1da177e4 LT |
1657 | } |
1658 | ||
19a7b4ae JSEC |
1659 | static void |
1660 | qla2x00_rport_del(void *data) | |
1661 | { | |
1662 | fc_port_t *fcport = data; | |
d97994dc | 1663 | struct fc_rport *rport; |
1664 | unsigned long flags; | |
1665 | ||
1666 | spin_lock_irqsave(&fcport->rport_lock, flags); | |
1667 | rport = fcport->drport; | |
1668 | fcport->drport = NULL; | |
1669 | spin_unlock_irqrestore(&fcport->rport_lock, flags); | |
1670 | if (rport) | |
1671 | fc_remote_port_delete(rport); | |
19a7b4ae | 1672 | |
19a7b4ae JSEC |
1673 | } |
1674 | ||
1da177e4 LT |
1675 | /** |
1676 | * qla2x00_alloc_fcport() - Allocate a generic fcport. | |
1677 | * @ha: HA context | |
1678 | * @flags: allocation flags | |
1679 | * | |
1680 | * Returns a pointer to the allocated fcport, or NULL, if none available. | |
1681 | */ | |
413975a0 | 1682 | static fc_port_t * |
c53033f6 | 1683 | qla2x00_alloc_fcport(scsi_qla_host_t *ha, gfp_t flags) |
1da177e4 LT |
1684 | { |
1685 | fc_port_t *fcport; | |
1686 | ||
1687 | fcport = kmalloc(sizeof(fc_port_t), flags); | |
1688 | if (fcport == NULL) | |
1689 | return (fcport); | |
1690 | ||
1691 | /* Setup fcport template structure. */ | |
1692 | memset(fcport, 0, sizeof (fc_port_t)); | |
1693 | fcport->ha = ha; | |
1694 | fcport->port_type = FCT_UNKNOWN; | |
1695 | fcport->loop_id = FC_NO_LOOP_ID; | |
1da177e4 LT |
1696 | atomic_set(&fcport->state, FCS_UNCONFIGURED); |
1697 | fcport->flags = FCF_RLC_SUPPORT; | |
ad3e0eda | 1698 | fcport->supported_classes = FC_COS_UNSPECIFIED; |
d97994dc | 1699 | spin_lock_init(&fcport->rport_lock); |
1da177e4 LT |
1700 | |
1701 | return (fcport); | |
1702 | } | |
1703 | ||
1704 | /* | |
1705 | * qla2x00_configure_loop | |
1706 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1707 | * | |
1708 | * Input: | |
1709 | * ha = adapter block pointer. | |
1710 | * | |
1711 | * Returns: | |
1712 | * 0 = success. | |
1713 | * 1 = error. | |
1714 | * 2 = database was full and device was not configured. | |
1715 | */ | |
1716 | static int | |
fa2a1ce5 | 1717 | qla2x00_configure_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1718 | { |
1719 | int rval; | |
1720 | unsigned long flags, save_flags; | |
1721 | ||
1722 | rval = QLA_SUCCESS; | |
1723 | ||
1724 | /* Get Initiator ID */ | |
1725 | if (test_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags)) { | |
1726 | rval = qla2x00_configure_hba(ha); | |
1727 | if (rval != QLA_SUCCESS) { | |
1728 | DEBUG(printk("scsi(%ld): Unable to configure HBA.\n", | |
1729 | ha->host_no)); | |
1730 | return (rval); | |
1731 | } | |
1732 | } | |
1733 | ||
1734 | save_flags = flags = ha->dpc_flags; | |
1735 | DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n", | |
1736 | ha->host_no, flags)); | |
1737 | ||
1738 | /* | |
1739 | * If we have both an RSCN and PORT UPDATE pending then handle them | |
1740 | * both at the same time. | |
1741 | */ | |
1742 | clear_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1743 | clear_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1da177e4 LT |
1744 | |
1745 | /* Determine what we need to do */ | |
1746 | if (ha->current_topology == ISP_CFG_FL && | |
1747 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1748 | ||
1749 | ha->flags.rscn_queue_overflow = 1; | |
1750 | set_bit(RSCN_UPDATE, &flags); | |
1751 | ||
1752 | } else if (ha->current_topology == ISP_CFG_F && | |
1753 | (test_bit(LOCAL_LOOP_UPDATE, &flags))) { | |
1754 | ||
1755 | ha->flags.rscn_queue_overflow = 1; | |
1756 | set_bit(RSCN_UPDATE, &flags); | |
1757 | clear_bit(LOCAL_LOOP_UPDATE, &flags); | |
21333b48 AV |
1758 | |
1759 | } else if (ha->current_topology == ISP_CFG_N) { | |
1760 | clear_bit(RSCN_UPDATE, &flags); | |
1da177e4 LT |
1761 | |
1762 | } else if (!ha->flags.online || | |
1763 | (test_bit(ABORT_ISP_ACTIVE, &flags))) { | |
1764 | ||
1765 | ha->flags.rscn_queue_overflow = 1; | |
1766 | set_bit(RSCN_UPDATE, &flags); | |
1767 | set_bit(LOCAL_LOOP_UPDATE, &flags); | |
1768 | } | |
1769 | ||
1770 | if (test_bit(LOCAL_LOOP_UPDATE, &flags)) { | |
1771 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1772 | rval = QLA_FUNCTION_FAILED; | |
1773 | } else { | |
1774 | rval = qla2x00_configure_local_loop(ha); | |
1775 | } | |
1776 | } | |
1777 | ||
1778 | if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) { | |
23443b1d | 1779 | if (LOOP_TRANSITION(ha)) { |
1da177e4 LT |
1780 | rval = QLA_FUNCTION_FAILED; |
1781 | } else { | |
1782 | rval = qla2x00_configure_fabric(ha); | |
1783 | } | |
1784 | } | |
1785 | ||
1786 | if (rval == QLA_SUCCESS) { | |
1787 | if (atomic_read(&ha->loop_down_timer) || | |
1788 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1789 | rval = QLA_FUNCTION_FAILED; | |
1790 | } else { | |
1da177e4 LT |
1791 | atomic_set(&ha->loop_state, LOOP_READY); |
1792 | ||
1793 | DEBUG(printk("scsi(%ld): LOOP READY\n", ha->host_no)); | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | if (rval) { | |
1798 | DEBUG2_3(printk("%s(%ld): *** FAILED ***\n", | |
1799 | __func__, ha->host_no)); | |
1800 | } else { | |
1801 | DEBUG3(printk("%s: exiting normally\n", __func__)); | |
1802 | } | |
1803 | ||
1804 | /* Restore state if a resync event occured during processing */ | |
1805 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) { | |
1806 | if (test_bit(LOCAL_LOOP_UPDATE, &save_flags)) | |
1807 | set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags); | |
1808 | if (test_bit(RSCN_UPDATE, &save_flags)) | |
1809 | set_bit(RSCN_UPDATE, &ha->dpc_flags); | |
1810 | } | |
1811 | ||
1812 | return (rval); | |
1813 | } | |
1814 | ||
1815 | ||
1816 | ||
1817 | /* | |
1818 | * qla2x00_configure_local_loop | |
1819 | * Updates Fibre Channel Device Database with local loop devices. | |
1820 | * | |
1821 | * Input: | |
1822 | * ha = adapter block pointer. | |
1823 | * | |
1824 | * Returns: | |
1825 | * 0 = success. | |
1826 | */ | |
1827 | static int | |
fa2a1ce5 | 1828 | qla2x00_configure_local_loop(scsi_qla_host_t *ha) |
1da177e4 LT |
1829 | { |
1830 | int rval, rval2; | |
1831 | int found_devs; | |
1832 | int found; | |
1833 | fc_port_t *fcport, *new_fcport; | |
1834 | ||
1835 | uint16_t index; | |
1836 | uint16_t entries; | |
1837 | char *id_iter; | |
1838 | uint16_t loop_id; | |
1839 | uint8_t domain, area, al_pa; | |
1840 | ||
1841 | found_devs = 0; | |
1842 | new_fcport = NULL; | |
1843 | entries = MAX_FIBRE_DEVICES; | |
1844 | ||
1845 | DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", ha->host_no)); | |
1846 | DEBUG3(qla2x00_get_fcal_position_map(ha, NULL)); | |
1847 | ||
1848 | /* Get list of logged in devices. */ | |
1849 | memset(ha->gid_list, 0, GID_LIST_SIZE); | |
1850 | rval = qla2x00_get_id_list(ha, ha->gid_list, ha->gid_list_dma, | |
1851 | &entries); | |
1852 | if (rval != QLA_SUCCESS) | |
1853 | goto cleanup_allocation; | |
1854 | ||
1855 | DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n", | |
1856 | ha->host_no, entries)); | |
1857 | DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list, | |
1858 | entries * sizeof(struct gid_list_info))); | |
1859 | ||
1860 | /* Allocate temporary fcport for any new fcports discovered. */ | |
1861 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1862 | if (new_fcport == NULL) { | |
1863 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1864 | goto cleanup_allocation; | |
1865 | } | |
1866 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1867 | ||
1868 | /* | |
1869 | * Mark local devices that were present with FCF_DEVICE_LOST for now. | |
1870 | */ | |
1871 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1872 | if (atomic_read(&fcport->state) == FCS_ONLINE && | |
1873 | fcport->port_type != FCT_BROADCAST && | |
1874 | (fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
1875 | ||
1876 | DEBUG(printk("scsi(%ld): Marking port lost, " | |
1877 | "loop_id=0x%04x\n", | |
1878 | ha->host_no, fcport->loop_id)); | |
1879 | ||
1880 | atomic_set(&fcport->state, FCS_DEVICE_LOST); | |
1881 | fcport->flags &= ~FCF_FARP_DONE; | |
1882 | } | |
1883 | } | |
1884 | ||
1885 | /* Add devices to port list. */ | |
1886 | id_iter = (char *)ha->gid_list; | |
1887 | for (index = 0; index < entries; index++) { | |
1888 | domain = ((struct gid_list_info *)id_iter)->domain; | |
1889 | area = ((struct gid_list_info *)id_iter)->area; | |
1890 | al_pa = ((struct gid_list_info *)id_iter)->al_pa; | |
abbd8870 | 1891 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
1da177e4 LT |
1892 | loop_id = (uint16_t) |
1893 | ((struct gid_list_info *)id_iter)->loop_id_2100; | |
abbd8870 | 1894 | else |
1da177e4 LT |
1895 | loop_id = le16_to_cpu( |
1896 | ((struct gid_list_info *)id_iter)->loop_id); | |
abbd8870 | 1897 | id_iter += ha->gid_list_info_size; |
1da177e4 LT |
1898 | |
1899 | /* Bypass reserved domain fields. */ | |
1900 | if ((domain & 0xf0) == 0xf0) | |
1901 | continue; | |
1902 | ||
1903 | /* Bypass if not same domain and area of adapter. */ | |
f7d289f6 AV |
1904 | if (area && domain && |
1905 | (area != ha->d_id.b.area || domain != ha->d_id.b.domain)) | |
1da177e4 LT |
1906 | continue; |
1907 | ||
1908 | /* Bypass invalid local loop ID. */ | |
1909 | if (loop_id > LAST_LOCAL_LOOP_ID) | |
1910 | continue; | |
1911 | ||
1912 | /* Fill in member data. */ | |
1913 | new_fcport->d_id.b.domain = domain; | |
1914 | new_fcport->d_id.b.area = area; | |
1915 | new_fcport->d_id.b.al_pa = al_pa; | |
1916 | new_fcport->loop_id = loop_id; | |
1917 | rval2 = qla2x00_get_port_database(ha, new_fcport, 0); | |
1918 | if (rval2 != QLA_SUCCESS) { | |
1919 | DEBUG2(printk("scsi(%ld): Failed to retrieve fcport " | |
1920 | "information -- get_port_database=%x, " | |
1921 | "loop_id=0x%04x\n", | |
1922 | ha->host_no, rval2, new_fcport->loop_id)); | |
c9d02acf | 1923 | DEBUG2(printk("scsi(%ld): Scheduling resync...\n", |
1924 | ha->host_no)); | |
1925 | set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
1926 | continue; |
1927 | } | |
1928 | ||
1929 | /* Check for matching device in port list. */ | |
1930 | found = 0; | |
1931 | fcport = NULL; | |
1932 | list_for_each_entry(fcport, &ha->fcports, list) { | |
1933 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
1934 | WWN_SIZE)) | |
1935 | continue; | |
1936 | ||
1937 | fcport->flags &= ~(FCF_FABRIC_DEVICE | | |
1938 | FCF_PERSISTENT_BOUND); | |
1939 | fcport->loop_id = new_fcport->loop_id; | |
1940 | fcport->port_type = new_fcport->port_type; | |
1941 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
1942 | memcpy(fcport->node_name, new_fcport->node_name, | |
1943 | WWN_SIZE); | |
1944 | ||
1945 | found++; | |
1946 | break; | |
1947 | } | |
1948 | ||
1949 | if (!found) { | |
1950 | /* New device, add to fcports list. */ | |
1951 | new_fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
1952 | list_add_tail(&new_fcport->list, &ha->fcports); | |
1953 | ||
1954 | /* Allocate a new replacement fcport. */ | |
1955 | fcport = new_fcport; | |
1956 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
1957 | if (new_fcport == NULL) { | |
1958 | rval = QLA_MEMORY_ALLOC_FAILED; | |
1959 | goto cleanup_allocation; | |
1960 | } | |
1961 | new_fcport->flags &= ~FCF_FABRIC_DEVICE; | |
1962 | } | |
1963 | ||
d8b45213 AV |
1964 | /* Base iIDMA settings on HBA port speed. */ |
1965 | switch (ha->link_data_rate) { | |
1966 | case PORT_SPEED_1GB: | |
1967 | fcport->fp_speed = cpu_to_be16(BIT_15); | |
1968 | break; | |
1969 | case PORT_SPEED_2GB: | |
1970 | fcport->fp_speed = cpu_to_be16(BIT_14); | |
1971 | break; | |
1972 | case PORT_SPEED_4GB: | |
1973 | fcport->fp_speed = cpu_to_be16(BIT_13); | |
1974 | break; | |
1975 | } | |
1976 | ||
1da177e4 LT |
1977 | qla2x00_update_fcport(ha, fcport); |
1978 | ||
1979 | found_devs++; | |
1980 | } | |
1981 | ||
1982 | cleanup_allocation: | |
c9475cb0 | 1983 | kfree(new_fcport); |
1da177e4 LT |
1984 | |
1985 | if (rval != QLA_SUCCESS) { | |
1986 | DEBUG2(printk("scsi(%ld): Configure local loop error exit: " | |
1987 | "rval=%x\n", ha->host_no, rval)); | |
1988 | } | |
1989 | ||
1990 | if (found_devs) { | |
1991 | ha->device_flags |= DFLG_LOCAL_DEVICES; | |
1992 | ha->device_flags &= ~DFLG_RETRY_LOCAL_DEVICES; | |
1993 | } | |
1994 | ||
1995 | return (rval); | |
1996 | } | |
1997 | ||
1998 | static void | |
fa2a1ce5 | 1999 | qla2x00_probe_for_all_luns(scsi_qla_host_t *ha) |
1da177e4 LT |
2000 | { |
2001 | fc_port_t *fcport; | |
2002 | ||
d97994dc | 2003 | qla2x00_mark_all_devices_lost(ha, 0); |
1da177e4 LT |
2004 | list_for_each_entry(fcport, &ha->fcports, list) { |
2005 | if (fcport->port_type != FCT_TARGET) | |
2006 | continue; | |
2007 | ||
fa2a1ce5 | 2008 | qla2x00_update_fcport(ha, fcport); |
1da177e4 LT |
2009 | } |
2010 | } | |
2011 | ||
d8b45213 AV |
2012 | static void |
2013 | qla2x00_iidma_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2014 | { | |
2015 | #define LS_UNKNOWN 2 | |
2016 | static char *link_speeds[5] = { "1", "2", "?", "4" }; | |
2017 | int rval; | |
2018 | uint16_t port_speed, mb[6]; | |
2019 | ||
2020 | if (!IS_QLA24XX(ha)) | |
2021 | return; | |
2022 | ||
2023 | switch (be16_to_cpu(fcport->fp_speed)) { | |
2024 | case BIT_15: | |
2025 | port_speed = PORT_SPEED_1GB; | |
2026 | break; | |
2027 | case BIT_14: | |
2028 | port_speed = PORT_SPEED_2GB; | |
2029 | break; | |
2030 | case BIT_13: | |
2031 | port_speed = PORT_SPEED_4GB; | |
2032 | break; | |
2033 | default: | |
2034 | DEBUG2(printk("scsi(%ld): %02x%02x%02x%02x%02x%02x%02x%02x -- " | |
2035 | "unsupported FM port operating speed (%04x).\n", | |
2036 | ha->host_no, fcport->port_name[0], fcport->port_name[1], | |
2037 | fcport->port_name[2], fcport->port_name[3], | |
2038 | fcport->port_name[4], fcport->port_name[5], | |
2039 | fcport->port_name[6], fcport->port_name[7], | |
2040 | be16_to_cpu(fcport->fp_speed))); | |
2041 | port_speed = PORT_SPEED_UNKNOWN; | |
2042 | break; | |
2043 | } | |
2044 | if (port_speed == PORT_SPEED_UNKNOWN) | |
2045 | return; | |
2046 | ||
2047 | rval = qla2x00_set_idma_speed(ha, fcport->loop_id, port_speed, mb); | |
2048 | if (rval != QLA_SUCCESS) { | |
2049 | DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA " | |
2050 | "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n", | |
2051 | ha->host_no, fcport->port_name[0], fcport->port_name[1], | |
2052 | fcport->port_name[2], fcport->port_name[3], | |
2053 | fcport->port_name[4], fcport->port_name[5], | |
2054 | fcport->port_name[6], fcport->port_name[7], rval, | |
2055 | port_speed, mb[0], mb[1])); | |
2056 | } else { | |
2057 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2058 | "iIDMA adjusted to %s GB/s on " | |
2059 | "%02x%02x%02x%02x%02x%02x%02x%02x.\n", | |
2060 | link_speeds[port_speed], fcport->port_name[0], | |
2061 | fcport->port_name[1], fcport->port_name[2], | |
2062 | fcport->port_name[3], fcport->port_name[4], | |
2063 | fcport->port_name[5], fcport->port_name[6], | |
2064 | fcport->port_name[7])); | |
2065 | } | |
2066 | } | |
2067 | ||
1da177e4 LT |
2068 | /* |
2069 | * qla2x00_update_fcport | |
2070 | * Updates device on list. | |
2071 | * | |
2072 | * Input: | |
2073 | * ha = adapter block pointer. | |
2074 | * fcport = port structure pointer. | |
2075 | * | |
2076 | * Return: | |
2077 | * 0 - Success | |
2078 | * BIT_0 - error | |
2079 | * | |
2080 | * Context: | |
2081 | * Kernel context. | |
2082 | */ | |
052c40c8 | 2083 | void |
1da177e4 LT |
2084 | qla2x00_update_fcport(scsi_qla_host_t *ha, fc_port_t *fcport) |
2085 | { | |
1da177e4 LT |
2086 | fcport->ha = ha; |
2087 | fcport->login_retry = 0; | |
2088 | fcport->port_login_retry_count = ha->port_down_retry_count * | |
2089 | PORT_RETRY_TIME; | |
2090 | atomic_set(&fcport->port_down_timer, ha->port_down_retry_count * | |
2091 | PORT_RETRY_TIME); | |
2092 | fcport->flags &= ~FCF_LOGIN_NEEDED; | |
2093 | ||
d8b45213 AV |
2094 | qla2x00_iidma_fcport(ha, fcport); |
2095 | ||
1da177e4 | 2096 | atomic_set(&fcport->state, FCS_ONLINE); |
bdf79621 | 2097 | |
d19044c3 | 2098 | qla2x00_reg_remote_port(ha, fcport); |
1da177e4 LT |
2099 | } |
2100 | ||
8482e118 | 2101 | void |
2102 | qla2x00_reg_remote_port(scsi_qla_host_t *ha, fc_port_t *fcport) | |
2103 | { | |
2104 | struct fc_rport_identifiers rport_ids; | |
bdf79621 | 2105 | struct fc_rport *rport; |
d97994dc | 2106 | unsigned long flags; |
8482e118 | 2107 | |
d97994dc | 2108 | if (fcport->drport) |
2109 | qla2x00_rport_del(fcport); | |
2110 | if (fcport->rport) | |
2111 | return; | |
8482e118 | 2112 | |
f8b02a85 AV |
2113 | rport_ids.node_name = wwn_to_u64(fcport->node_name); |
2114 | rport_ids.port_name = wwn_to_u64(fcport->port_name); | |
8482e118 | 2115 | rport_ids.port_id = fcport->d_id.b.domain << 16 | |
2116 | fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa; | |
77d74143 | 2117 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
d97994dc | 2118 | rport = fc_remote_port_add(ha->host, 0, &rport_ids); |
77d74143 AV |
2119 | if (!rport) { |
2120 | qla_printk(KERN_WARNING, ha, | |
2121 | "Unable to allocate fc remote port!\n"); | |
2122 | return; | |
2123 | } | |
d97994dc | 2124 | spin_lock_irqsave(&fcport->rport_lock, flags); |
2125 | fcport->rport = rport; | |
19a7b4ae | 2126 | *((fc_port_t **)rport->dd_data) = fcport; |
d97994dc | 2127 | spin_unlock_irqrestore(&fcport->rport_lock, flags); |
2128 | ||
ad3e0eda | 2129 | rport->supported_classes = fcport->supported_classes; |
77d74143 | 2130 | |
8482e118 | 2131 | rport_ids.roles = FC_RPORT_ROLE_UNKNOWN; |
2132 | if (fcport->port_type == FCT_INITIATOR) | |
2133 | rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
2134 | if (fcport->port_type == FCT_TARGET) | |
2135 | rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET; | |
77d74143 | 2136 | fc_remote_port_rolechg(rport, rport_ids.roles); |
1da177e4 | 2137 | |
cc4731f5 AV |
2138 | if (rport->scsi_target_id != -1 && |
2139 | rport->scsi_target_id < ha->host->max_id) | |
bdf79621 | 2140 | fcport->os_target_id = rport->scsi_target_id; |
1da177e4 LT |
2141 | } |
2142 | ||
1da177e4 LT |
2143 | /* |
2144 | * qla2x00_configure_fabric | |
2145 | * Setup SNS devices with loop ID's. | |
2146 | * | |
2147 | * Input: | |
2148 | * ha = adapter block pointer. | |
2149 | * | |
2150 | * Returns: | |
2151 | * 0 = success. | |
2152 | * BIT_0 = error | |
2153 | */ | |
2154 | static int | |
2155 | qla2x00_configure_fabric(scsi_qla_host_t *ha) | |
2156 | { | |
2157 | int rval, rval2; | |
2158 | fc_port_t *fcport, *fcptemp; | |
2159 | uint16_t next_loopid; | |
2160 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
0107109e | 2161 | uint16_t loop_id; |
1da177e4 LT |
2162 | LIST_HEAD(new_fcports); |
2163 | ||
2164 | /* If FL port exists, then SNS is present */ | |
044cc6c8 | 2165 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) |
0107109e AV |
2166 | loop_id = NPH_F_PORT; |
2167 | else | |
2168 | loop_id = SNS_FL_PORT; | |
90991c85 | 2169 | rval = qla2x00_get_port_name(ha, loop_id, ha->fabric_node_name, 1); |
1da177e4 LT |
2170 | if (rval != QLA_SUCCESS) { |
2171 | DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL " | |
2172 | "Port\n", ha->host_no)); | |
2173 | ||
2174 | ha->device_flags &= ~SWITCH_FOUND; | |
2175 | return (QLA_SUCCESS); | |
2176 | } | |
90991c85 | 2177 | ha->device_flags |= SWITCH_FOUND; |
1da177e4 LT |
2178 | |
2179 | /* Mark devices that need re-synchronization. */ | |
2180 | rval2 = qla2x00_device_resync(ha); | |
2181 | if (rval2 == QLA_RSCNS_HANDLED) { | |
2182 | /* No point doing the scan, just continue. */ | |
2183 | return (QLA_SUCCESS); | |
2184 | } | |
2185 | do { | |
cca5335c AV |
2186 | /* FDMI support. */ |
2187 | if (ql2xfdmienable && | |
2188 | test_and_clear_bit(REGISTER_FDMI_NEEDED, &ha->dpc_flags)) | |
2189 | qla2x00_fdmi_register(ha); | |
2190 | ||
1da177e4 | 2191 | /* Ensure we are logged into the SNS. */ |
044cc6c8 | 2192 | if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) |
0107109e AV |
2193 | loop_id = NPH_SNS; |
2194 | else | |
2195 | loop_id = SIMPLE_NAME_SERVER; | |
2196 | ha->isp_ops.fabric_login(ha, loop_id, 0xff, 0xff, | |
abbd8870 | 2197 | 0xfc, mb, BIT_1 | BIT_0); |
1da177e4 LT |
2198 | if (mb[0] != MBS_COMMAND_COMPLETE) { |
2199 | DEBUG2(qla_printk(KERN_INFO, ha, | |
2200 | "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x " | |
0107109e | 2201 | "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id, |
1da177e4 LT |
2202 | mb[0], mb[1], mb[2], mb[6], mb[7])); |
2203 | return (QLA_SUCCESS); | |
2204 | } | |
2205 | ||
2206 | if (test_and_clear_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags)) { | |
2207 | if (qla2x00_rft_id(ha)) { | |
2208 | /* EMPTY */ | |
2209 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2210 | "TYPE failed.\n", ha->host_no)); | |
2211 | } | |
2212 | if (qla2x00_rff_id(ha)) { | |
2213 | /* EMPTY */ | |
2214 | DEBUG2(printk("scsi(%ld): Register FC-4 " | |
2215 | "Features failed.\n", ha->host_no)); | |
2216 | } | |
2217 | if (qla2x00_rnn_id(ha)) { | |
2218 | /* EMPTY */ | |
2219 | DEBUG2(printk("scsi(%ld): Register Node Name " | |
2220 | "failed.\n", ha->host_no)); | |
2221 | } else if (qla2x00_rsnn_nn(ha)) { | |
2222 | /* EMPTY */ | |
2223 | DEBUG2(printk("scsi(%ld): Register Symbolic " | |
2224 | "Node Name failed.\n", ha->host_no)); | |
2225 | } | |
2226 | } | |
2227 | ||
2228 | rval = qla2x00_find_all_fabric_devs(ha, &new_fcports); | |
2229 | if (rval != QLA_SUCCESS) | |
2230 | break; | |
2231 | ||
2232 | /* | |
2233 | * Logout all previous fabric devices marked lost, except | |
2234 | * tape devices. | |
2235 | */ | |
2236 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2237 | if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2238 | break; | |
2239 | ||
2240 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) | |
2241 | continue; | |
2242 | ||
2243 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
2244 | qla2x00_mark_device_lost(ha, fcport, | |
d97994dc | 2245 | ql2xplogiabsentdevice, 0); |
1da177e4 LT |
2246 | if (fcport->loop_id != FC_NO_LOOP_ID && |
2247 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2248 | fcport->port_type != FCT_INITIATOR && | |
2249 | fcport->port_type != FCT_BROADCAST) { | |
abbd8870 | 2250 | ha->isp_ops.fabric_logout(ha, |
1c7c6357 AV |
2251 | fcport->loop_id, |
2252 | fcport->d_id.b.domain, | |
2253 | fcport->d_id.b.area, | |
2254 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2255 | fcport->loop_id = FC_NO_LOOP_ID; |
2256 | } | |
2257 | } | |
2258 | } | |
2259 | ||
2260 | /* Starting free loop ID. */ | |
2261 | next_loopid = ha->min_external_loopid; | |
2262 | ||
2263 | /* | |
2264 | * Scan through our port list and login entries that need to be | |
2265 | * logged in. | |
2266 | */ | |
2267 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2268 | if (atomic_read(&ha->loop_down_timer) || | |
2269 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2270 | break; | |
2271 | ||
2272 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2273 | (fcport->flags & FCF_LOGIN_NEEDED) == 0) | |
2274 | continue; | |
2275 | ||
2276 | if (fcport->loop_id == FC_NO_LOOP_ID) { | |
2277 | fcport->loop_id = next_loopid; | |
2278 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2279 | if (rval != QLA_SUCCESS) { | |
2280 | /* Ran out of IDs to use */ | |
2281 | break; | |
2282 | } | |
2283 | } | |
1da177e4 LT |
2284 | /* Login and update database */ |
2285 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
2286 | } | |
2287 | ||
2288 | /* Exit if out of loop IDs. */ | |
2289 | if (rval != QLA_SUCCESS) { | |
2290 | break; | |
2291 | } | |
2292 | ||
2293 | /* | |
2294 | * Login and add the new devices to our port list. | |
2295 | */ | |
2296 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2297 | if (atomic_read(&ha->loop_down_timer) || | |
2298 | test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) | |
2299 | break; | |
2300 | ||
2301 | /* Find a new loop ID to use. */ | |
2302 | fcport->loop_id = next_loopid; | |
2303 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2304 | if (rval != QLA_SUCCESS) { | |
2305 | /* Ran out of IDs to use */ | |
2306 | break; | |
2307 | } | |
2308 | ||
1da177e4 | 2309 | /* Remove device from the new list and add it to DB */ |
179e0917 | 2310 | list_move_tail(&fcport->list, &ha->fcports); |
bdf79621 | 2311 | |
2312 | /* Login and update database */ | |
2313 | qla2x00_fabric_dev_login(ha, fcport, &next_loopid); | |
1da177e4 LT |
2314 | } |
2315 | } while (0); | |
2316 | ||
2317 | /* Free all new device structures not processed. */ | |
2318 | list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { | |
2319 | list_del(&fcport->list); | |
2320 | kfree(fcport); | |
2321 | } | |
2322 | ||
2323 | if (rval) { | |
2324 | DEBUG2(printk("scsi(%ld): Configure fabric error exit: " | |
2325 | "rval=%d\n", ha->host_no, rval)); | |
2326 | } | |
2327 | ||
2328 | return (rval); | |
2329 | } | |
2330 | ||
2331 | ||
2332 | /* | |
2333 | * qla2x00_find_all_fabric_devs | |
2334 | * | |
2335 | * Input: | |
2336 | * ha = adapter block pointer. | |
2337 | * dev = database device entry pointer. | |
2338 | * | |
2339 | * Returns: | |
2340 | * 0 = success. | |
2341 | * | |
2342 | * Context: | |
2343 | * Kernel context. | |
2344 | */ | |
2345 | static int | |
2346 | qla2x00_find_all_fabric_devs(scsi_qla_host_t *ha, struct list_head *new_fcports) | |
2347 | { | |
2348 | int rval; | |
2349 | uint16_t loop_id; | |
2350 | fc_port_t *fcport, *new_fcport, *fcptemp; | |
2351 | int found; | |
2352 | ||
2353 | sw_info_t *swl; | |
2354 | int swl_idx; | |
2355 | int first_dev, last_dev; | |
2356 | port_id_t wrap, nxt_d_id; | |
2357 | ||
2358 | rval = QLA_SUCCESS; | |
2359 | ||
2360 | /* Try GID_PT to get device list, else GAN. */ | |
2361 | swl = kmalloc(sizeof(sw_info_t) * MAX_FIBRE_DEVICES, GFP_ATOMIC); | |
2362 | if (swl == NULL) { | |
2363 | /*EMPTY*/ | |
2364 | DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback " | |
2365 | "on GA_NXT\n", ha->host_no)); | |
2366 | } else { | |
2367 | memset(swl, 0, sizeof(sw_info_t) * MAX_FIBRE_DEVICES); | |
2368 | if (qla2x00_gid_pt(ha, swl) != QLA_SUCCESS) { | |
2369 | kfree(swl); | |
2370 | swl = NULL; | |
2371 | } else if (qla2x00_gpn_id(ha, swl) != QLA_SUCCESS) { | |
2372 | kfree(swl); | |
2373 | swl = NULL; | |
2374 | } else if (qla2x00_gnn_id(ha, swl) != QLA_SUCCESS) { | |
2375 | kfree(swl); | |
2376 | swl = NULL; | |
d8b45213 AV |
2377 | } else if (qla2x00_gfpn_id(ha, swl) == QLA_SUCCESS) { |
2378 | qla2x00_gpsc(ha, swl); | |
1da177e4 LT |
2379 | } |
2380 | } | |
2381 | swl_idx = 0; | |
2382 | ||
2383 | /* Allocate temporary fcport for any new fcports discovered. */ | |
2384 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2385 | if (new_fcport == NULL) { | |
c9475cb0 | 2386 | kfree(swl); |
1da177e4 LT |
2387 | return (QLA_MEMORY_ALLOC_FAILED); |
2388 | } | |
2389 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2390 | ||
2391 | /* Set start port ID scan at adapter ID. */ | |
2392 | first_dev = 1; | |
2393 | last_dev = 0; | |
2394 | ||
2395 | /* Starting free loop ID. */ | |
2396 | loop_id = ha->min_external_loopid; | |
1da177e4 | 2397 | for (; loop_id <= ha->last_loop_id; loop_id++) { |
3d71644c | 2398 | if (qla2x00_is_reserved_id(ha, loop_id)) |
1da177e4 LT |
2399 | continue; |
2400 | ||
23443b1d | 2401 | if (atomic_read(&ha->loop_down_timer) || LOOP_TRANSITION(ha)) |
1da177e4 LT |
2402 | break; |
2403 | ||
2404 | if (swl != NULL) { | |
2405 | if (last_dev) { | |
2406 | wrap.b24 = new_fcport->d_id.b24; | |
2407 | } else { | |
2408 | new_fcport->d_id.b24 = swl[swl_idx].d_id.b24; | |
2409 | memcpy(new_fcport->node_name, | |
2410 | swl[swl_idx].node_name, WWN_SIZE); | |
2411 | memcpy(new_fcport->port_name, | |
2412 | swl[swl_idx].port_name, WWN_SIZE); | |
d8b45213 AV |
2413 | memcpy(new_fcport->fabric_port_name, |
2414 | swl[swl_idx].fabric_port_name, WWN_SIZE); | |
2415 | new_fcport->fp_speed = swl[swl_idx].fp_speed; | |
1da177e4 LT |
2416 | |
2417 | if (swl[swl_idx].d_id.b.rsvd_1 != 0) { | |
2418 | last_dev = 1; | |
2419 | } | |
2420 | swl_idx++; | |
2421 | } | |
2422 | } else { | |
2423 | /* Send GA_NXT to the switch */ | |
2424 | rval = qla2x00_ga_nxt(ha, new_fcport); | |
2425 | if (rval != QLA_SUCCESS) { | |
2426 | qla_printk(KERN_WARNING, ha, | |
2427 | "SNS scan failed -- assuming zero-entry " | |
2428 | "result...\n"); | |
2429 | list_for_each_entry_safe(fcport, fcptemp, | |
2430 | new_fcports, list) { | |
2431 | list_del(&fcport->list); | |
2432 | kfree(fcport); | |
2433 | } | |
2434 | rval = QLA_SUCCESS; | |
2435 | break; | |
2436 | } | |
2437 | } | |
2438 | ||
2439 | /* If wrap on switch device list, exit. */ | |
2440 | if (first_dev) { | |
2441 | wrap.b24 = new_fcport->d_id.b24; | |
2442 | first_dev = 0; | |
2443 | } else if (new_fcport->d_id.b24 == wrap.b24) { | |
2444 | DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n", | |
2445 | ha->host_no, new_fcport->d_id.b.domain, | |
2446 | new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa)); | |
2447 | break; | |
2448 | } | |
2449 | ||
2450 | /* Bypass if host adapter. */ | |
2451 | if (new_fcport->d_id.b24 == ha->d_id.b24) | |
2452 | continue; | |
2453 | ||
f7d289f6 AV |
2454 | /* Bypass if same domain and area of adapter. */ |
2455 | if (((new_fcport->d_id.b24 & 0xffff00) == | |
2456 | (ha->d_id.b24 & 0xffff00)) && ha->current_topology == | |
2457 | ISP_CFG_FL) | |
2458 | continue; | |
2459 | ||
1da177e4 LT |
2460 | /* Bypass reserved domain fields. */ |
2461 | if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) | |
2462 | continue; | |
2463 | ||
2464 | /* Locate matching device in database. */ | |
2465 | found = 0; | |
2466 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2467 | if (memcmp(new_fcport->port_name, fcport->port_name, | |
2468 | WWN_SIZE)) | |
2469 | continue; | |
2470 | ||
2471 | found++; | |
2472 | ||
d8b45213 AV |
2473 | /* Update port state. */ |
2474 | memcpy(fcport->fabric_port_name, | |
2475 | new_fcport->fabric_port_name, WWN_SIZE); | |
2476 | fcport->fp_speed = new_fcport->fp_speed; | |
2477 | ||
1da177e4 LT |
2478 | /* |
2479 | * If address the same and state FCS_ONLINE, nothing | |
2480 | * changed. | |
2481 | */ | |
2482 | if (fcport->d_id.b24 == new_fcport->d_id.b24 && | |
2483 | atomic_read(&fcport->state) == FCS_ONLINE) { | |
2484 | break; | |
2485 | } | |
2486 | ||
2487 | /* | |
2488 | * If device was not a fabric device before. | |
2489 | */ | |
2490 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) { | |
2491 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2492 | fcport->loop_id = FC_NO_LOOP_ID; | |
2493 | fcport->flags |= (FCF_FABRIC_DEVICE | | |
2494 | FCF_LOGIN_NEEDED); | |
2495 | fcport->flags &= ~FCF_PERSISTENT_BOUND; | |
2496 | break; | |
2497 | } | |
2498 | ||
2499 | /* | |
2500 | * Port ID changed or device was marked to be updated; | |
2501 | * Log it out if still logged in and mark it for | |
2502 | * relogin later. | |
2503 | */ | |
2504 | fcport->d_id.b24 = new_fcport->d_id.b24; | |
2505 | fcport->flags |= FCF_LOGIN_NEEDED; | |
2506 | if (fcport->loop_id != FC_NO_LOOP_ID && | |
2507 | (fcport->flags & FCF_TAPE_PRESENT) == 0 && | |
2508 | fcport->port_type != FCT_INITIATOR && | |
2509 | fcport->port_type != FCT_BROADCAST) { | |
1c7c6357 AV |
2510 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2511 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2512 | fcport->d_id.b.al_pa); | |
1da177e4 LT |
2513 | fcport->loop_id = FC_NO_LOOP_ID; |
2514 | } | |
2515 | ||
2516 | break; | |
2517 | } | |
2518 | ||
2519 | if (found) | |
2520 | continue; | |
2521 | ||
2522 | /* If device was not in our fcports list, then add it. */ | |
2523 | list_add_tail(&new_fcport->list, new_fcports); | |
2524 | ||
2525 | /* Allocate a new replacement fcport. */ | |
2526 | nxt_d_id.b24 = new_fcport->d_id.b24; | |
2527 | new_fcport = qla2x00_alloc_fcport(ha, GFP_KERNEL); | |
2528 | if (new_fcport == NULL) { | |
c9475cb0 | 2529 | kfree(swl); |
1da177e4 LT |
2530 | return (QLA_MEMORY_ALLOC_FAILED); |
2531 | } | |
2532 | new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED); | |
2533 | new_fcport->d_id.b24 = nxt_d_id.b24; | |
2534 | } | |
2535 | ||
c9475cb0 JJ |
2536 | kfree(swl); |
2537 | kfree(new_fcport); | |
1da177e4 LT |
2538 | |
2539 | if (!list_empty(new_fcports)) | |
2540 | ha->device_flags |= DFLG_FABRIC_DEVICES; | |
2541 | ||
2542 | return (rval); | |
2543 | } | |
2544 | ||
2545 | /* | |
2546 | * qla2x00_find_new_loop_id | |
2547 | * Scan through our port list and find a new usable loop ID. | |
2548 | * | |
2549 | * Input: | |
2550 | * ha: adapter state pointer. | |
2551 | * dev: port structure pointer. | |
2552 | * | |
2553 | * Returns: | |
2554 | * qla2x00 local function return status code. | |
2555 | * | |
2556 | * Context: | |
2557 | * Kernel context. | |
2558 | */ | |
413975a0 | 2559 | static int |
1da177e4 LT |
2560 | qla2x00_find_new_loop_id(scsi_qla_host_t *ha, fc_port_t *dev) |
2561 | { | |
2562 | int rval; | |
2563 | int found; | |
2564 | fc_port_t *fcport; | |
2565 | uint16_t first_loop_id; | |
2566 | ||
2567 | rval = QLA_SUCCESS; | |
2568 | ||
2569 | /* Save starting loop ID. */ | |
2570 | first_loop_id = dev->loop_id; | |
2571 | ||
2572 | for (;;) { | |
2573 | /* Skip loop ID if already used by adapter. */ | |
2574 | if (dev->loop_id == ha->loop_id) { | |
2575 | dev->loop_id++; | |
2576 | } | |
2577 | ||
2578 | /* Skip reserved loop IDs. */ | |
3d71644c | 2579 | while (qla2x00_is_reserved_id(ha, dev->loop_id)) { |
1da177e4 LT |
2580 | dev->loop_id++; |
2581 | } | |
2582 | ||
2583 | /* Reset loop ID if passed the end. */ | |
2584 | if (dev->loop_id > ha->last_loop_id) { | |
2585 | /* first loop ID. */ | |
2586 | dev->loop_id = ha->min_external_loopid; | |
2587 | } | |
2588 | ||
2589 | /* Check for loop ID being already in use. */ | |
2590 | found = 0; | |
2591 | fcport = NULL; | |
2592 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2593 | if (fcport->loop_id == dev->loop_id && fcport != dev) { | |
2594 | /* ID possibly in use */ | |
2595 | found++; | |
2596 | break; | |
2597 | } | |
2598 | } | |
2599 | ||
2600 | /* If not in use then it is free to use. */ | |
2601 | if (!found) { | |
2602 | break; | |
2603 | } | |
2604 | ||
2605 | /* ID in use. Try next value. */ | |
2606 | dev->loop_id++; | |
2607 | ||
2608 | /* If wrap around. No free ID to use. */ | |
2609 | if (dev->loop_id == first_loop_id) { | |
2610 | dev->loop_id = FC_NO_LOOP_ID; | |
2611 | rval = QLA_FUNCTION_FAILED; | |
2612 | break; | |
2613 | } | |
2614 | } | |
2615 | ||
2616 | return (rval); | |
2617 | } | |
2618 | ||
2619 | /* | |
2620 | * qla2x00_device_resync | |
2621 | * Marks devices in the database that needs resynchronization. | |
2622 | * | |
2623 | * Input: | |
2624 | * ha = adapter block pointer. | |
2625 | * | |
2626 | * Context: | |
2627 | * Kernel context. | |
2628 | */ | |
2629 | static int | |
fa2a1ce5 | 2630 | qla2x00_device_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2631 | { |
2632 | int rval; | |
1da177e4 LT |
2633 | uint32_t mask; |
2634 | fc_port_t *fcport; | |
2635 | uint32_t rscn_entry; | |
2636 | uint8_t rscn_out_iter; | |
2637 | uint8_t format; | |
2638 | port_id_t d_id; | |
2639 | ||
2640 | rval = QLA_RSCNS_HANDLED; | |
2641 | ||
2642 | while (ha->rscn_out_ptr != ha->rscn_in_ptr || | |
2643 | ha->flags.rscn_queue_overflow) { | |
2644 | ||
2645 | rscn_entry = ha->rscn_queue[ha->rscn_out_ptr]; | |
2646 | format = MSB(MSW(rscn_entry)); | |
2647 | d_id.b.domain = LSB(MSW(rscn_entry)); | |
2648 | d_id.b.area = MSB(LSW(rscn_entry)); | |
2649 | d_id.b.al_pa = LSB(LSW(rscn_entry)); | |
2650 | ||
2651 | DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = " | |
2652 | "[%02x/%02x%02x%02x].\n", | |
2653 | ha->host_no, ha->rscn_out_ptr, format, d_id.b.domain, | |
2654 | d_id.b.area, d_id.b.al_pa)); | |
2655 | ||
2656 | ha->rscn_out_ptr++; | |
2657 | if (ha->rscn_out_ptr == MAX_RSCN_COUNT) | |
2658 | ha->rscn_out_ptr = 0; | |
2659 | ||
2660 | /* Skip duplicate entries. */ | |
2661 | for (rscn_out_iter = ha->rscn_out_ptr; | |
2662 | !ha->flags.rscn_queue_overflow && | |
2663 | rscn_out_iter != ha->rscn_in_ptr; | |
2664 | rscn_out_iter = (rscn_out_iter == | |
2665 | (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) { | |
2666 | ||
2667 | if (rscn_entry != ha->rscn_queue[rscn_out_iter]) | |
2668 | break; | |
2669 | ||
2670 | DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue " | |
2671 | "entry found at [%d].\n", ha->host_no, | |
2672 | rscn_out_iter)); | |
2673 | ||
2674 | ha->rscn_out_ptr = rscn_out_iter; | |
2675 | } | |
2676 | ||
2677 | /* Queue overflow, set switch default case. */ | |
2678 | if (ha->flags.rscn_queue_overflow) { | |
2679 | DEBUG(printk("scsi(%ld): device_resync: rscn " | |
2680 | "overflow.\n", ha->host_no)); | |
2681 | ||
2682 | format = 3; | |
2683 | ha->flags.rscn_queue_overflow = 0; | |
2684 | } | |
2685 | ||
2686 | switch (format) { | |
2687 | case 0: | |
1da177e4 LT |
2688 | mask = 0xffffff; |
2689 | break; | |
2690 | case 1: | |
2691 | mask = 0xffff00; | |
2692 | break; | |
2693 | case 2: | |
2694 | mask = 0xff0000; | |
2695 | break; | |
2696 | default: | |
2697 | mask = 0x0; | |
2698 | d_id.b24 = 0; | |
2699 | ha->rscn_out_ptr = ha->rscn_in_ptr; | |
2700 | break; | |
2701 | } | |
2702 | ||
2703 | rval = QLA_SUCCESS; | |
2704 | ||
1da177e4 LT |
2705 | list_for_each_entry(fcport, &ha->fcports, list) { |
2706 | if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || | |
2707 | (fcport->d_id.b24 & mask) != d_id.b24 || | |
2708 | fcport->port_type == FCT_BROADCAST) | |
2709 | continue; | |
2710 | ||
2711 | if (atomic_read(&fcport->state) == FCS_ONLINE) { | |
2712 | if (format != 3 || | |
2713 | fcport->port_type != FCT_INITIATOR) { | |
d97994dc | 2714 | qla2x00_mark_device_lost(ha, fcport, |
2715 | 0, 0); | |
1da177e4 LT |
2716 | } |
2717 | } | |
2718 | fcport->flags &= ~FCF_FARP_DONE; | |
2719 | } | |
2720 | } | |
2721 | return (rval); | |
2722 | } | |
2723 | ||
2724 | /* | |
2725 | * qla2x00_fabric_dev_login | |
2726 | * Login fabric target device and update FC port database. | |
2727 | * | |
2728 | * Input: | |
2729 | * ha: adapter state pointer. | |
2730 | * fcport: port structure list pointer. | |
2731 | * next_loopid: contains value of a new loop ID that can be used | |
2732 | * by the next login attempt. | |
2733 | * | |
2734 | * Returns: | |
2735 | * qla2x00 local function return status code. | |
2736 | * | |
2737 | * Context: | |
2738 | * Kernel context. | |
2739 | */ | |
2740 | static int | |
2741 | qla2x00_fabric_dev_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2742 | uint16_t *next_loopid) | |
2743 | { | |
2744 | int rval; | |
2745 | int retry; | |
0107109e | 2746 | uint8_t opts; |
1da177e4 LT |
2747 | |
2748 | rval = QLA_SUCCESS; | |
2749 | retry = 0; | |
2750 | ||
2751 | rval = qla2x00_fabric_login(ha, fcport, next_loopid); | |
2752 | if (rval == QLA_SUCCESS) { | |
0107109e AV |
2753 | /* Send an ADISC to tape devices.*/ |
2754 | opts = 0; | |
2755 | if (fcport->flags & FCF_TAPE_PRESENT) | |
2756 | opts |= BIT_1; | |
2757 | rval = qla2x00_get_port_database(ha, fcport, opts); | |
1da177e4 | 2758 | if (rval != QLA_SUCCESS) { |
1c7c6357 AV |
2759 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2760 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2761 | fcport->d_id.b.al_pa); | |
d97994dc | 2762 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
2763 | } else { |
2764 | qla2x00_update_fcport(ha, fcport); | |
2765 | } | |
2766 | } | |
2767 | ||
2768 | return (rval); | |
2769 | } | |
2770 | ||
2771 | /* | |
2772 | * qla2x00_fabric_login | |
2773 | * Issue fabric login command. | |
2774 | * | |
2775 | * Input: | |
2776 | * ha = adapter block pointer. | |
2777 | * device = pointer to FC device type structure. | |
2778 | * | |
2779 | * Returns: | |
2780 | * 0 - Login successfully | |
2781 | * 1 - Login failed | |
2782 | * 2 - Initiator device | |
2783 | * 3 - Fatal error | |
2784 | */ | |
2785 | int | |
2786 | qla2x00_fabric_login(scsi_qla_host_t *ha, fc_port_t *fcport, | |
2787 | uint16_t *next_loopid) | |
2788 | { | |
2789 | int rval; | |
2790 | int retry; | |
2791 | uint16_t tmp_loopid; | |
2792 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2793 | ||
2794 | retry = 0; | |
2795 | tmp_loopid = 0; | |
2796 | ||
2797 | for (;;) { | |
2798 | DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x " | |
2799 | "for port %02x%02x%02x.\n", | |
2800 | ha->host_no, fcport->loop_id, fcport->d_id.b.domain, | |
2801 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2802 | ||
2803 | /* Login fcport on switch. */ | |
abbd8870 | 2804 | ha->isp_ops.fabric_login(ha, fcport->loop_id, |
1da177e4 LT |
2805 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2806 | fcport->d_id.b.al_pa, mb, BIT_0); | |
2807 | if (mb[0] == MBS_PORT_ID_USED) { | |
2808 | /* | |
2809 | * Device has another loop ID. The firmware team | |
0107109e AV |
2810 | * recommends the driver perform an implicit login with |
2811 | * the specified ID again. The ID we just used is save | |
2812 | * here so we return with an ID that can be tried by | |
2813 | * the next login. | |
1da177e4 LT |
2814 | */ |
2815 | retry++; | |
2816 | tmp_loopid = fcport->loop_id; | |
2817 | fcport->loop_id = mb[1]; | |
2818 | ||
2819 | DEBUG(printk("Fabric Login: port in use - next " | |
2820 | "loop id=0x%04x, port Id=%02x%02x%02x.\n", | |
2821 | fcport->loop_id, fcport->d_id.b.domain, | |
2822 | fcport->d_id.b.area, fcport->d_id.b.al_pa)); | |
2823 | ||
2824 | } else if (mb[0] == MBS_COMMAND_COMPLETE) { | |
2825 | /* | |
2826 | * Login succeeded. | |
2827 | */ | |
2828 | if (retry) { | |
2829 | /* A retry occurred before. */ | |
2830 | *next_loopid = tmp_loopid; | |
2831 | } else { | |
2832 | /* | |
2833 | * No retry occurred before. Just increment the | |
2834 | * ID value for next login. | |
2835 | */ | |
2836 | *next_loopid = (fcport->loop_id + 1); | |
2837 | } | |
2838 | ||
2839 | if (mb[1] & BIT_0) { | |
2840 | fcport->port_type = FCT_INITIATOR; | |
2841 | } else { | |
2842 | fcport->port_type = FCT_TARGET; | |
2843 | if (mb[1] & BIT_1) { | |
2844 | fcport->flags |= FCF_TAPE_PRESENT; | |
2845 | } | |
2846 | } | |
2847 | ||
ad3e0eda AV |
2848 | if (mb[10] & BIT_0) |
2849 | fcport->supported_classes |= FC_COS_CLASS2; | |
2850 | if (mb[10] & BIT_1) | |
2851 | fcport->supported_classes |= FC_COS_CLASS3; | |
2852 | ||
1da177e4 LT |
2853 | rval = QLA_SUCCESS; |
2854 | break; | |
2855 | } else if (mb[0] == MBS_LOOP_ID_USED) { | |
2856 | /* | |
2857 | * Loop ID already used, try next loop ID. | |
2858 | */ | |
2859 | fcport->loop_id++; | |
2860 | rval = qla2x00_find_new_loop_id(ha, fcport); | |
2861 | if (rval != QLA_SUCCESS) { | |
2862 | /* Ran out of loop IDs to use */ | |
2863 | break; | |
2864 | } | |
2865 | } else if (mb[0] == MBS_COMMAND_ERROR) { | |
2866 | /* | |
2867 | * Firmware possibly timed out during login. If NO | |
2868 | * retries are left to do then the device is declared | |
2869 | * dead. | |
2870 | */ | |
2871 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2872 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2873 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2874 | fcport->d_id.b.al_pa); | |
d97994dc | 2875 | qla2x00_mark_device_lost(ha, fcport, 1, 0); |
1da177e4 LT |
2876 | |
2877 | rval = 1; | |
2878 | break; | |
2879 | } else { | |
2880 | /* | |
2881 | * unrecoverable / not handled error | |
2882 | */ | |
2883 | DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x " | |
fa2a1ce5 AV |
2884 | "loop_id=%x jiffies=%lx.\n", |
2885 | __func__, ha->host_no, mb[0], | |
1da177e4 LT |
2886 | fcport->d_id.b.domain, fcport->d_id.b.area, |
2887 | fcport->d_id.b.al_pa, fcport->loop_id, jiffies)); | |
2888 | ||
2889 | *next_loopid = fcport->loop_id; | |
1c7c6357 AV |
2890 | ha->isp_ops.fabric_logout(ha, fcport->loop_id, |
2891 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
2892 | fcport->d_id.b.al_pa); | |
1da177e4 | 2893 | fcport->loop_id = FC_NO_LOOP_ID; |
0eedfcf0 | 2894 | fcport->login_retry = 0; |
1da177e4 LT |
2895 | |
2896 | rval = 3; | |
2897 | break; | |
2898 | } | |
2899 | } | |
2900 | ||
2901 | return (rval); | |
2902 | } | |
2903 | ||
2904 | /* | |
2905 | * qla2x00_local_device_login | |
2906 | * Issue local device login command. | |
2907 | * | |
2908 | * Input: | |
2909 | * ha = adapter block pointer. | |
2910 | * loop_id = loop id of device to login to. | |
2911 | * | |
2912 | * Returns (Where's the #define!!!!): | |
2913 | * 0 - Login successfully | |
2914 | * 1 - Login failed | |
2915 | * 3 - Fatal error | |
2916 | */ | |
2917 | int | |
9a52a57c | 2918 | qla2x00_local_device_login(scsi_qla_host_t *ha, fc_port_t *fcport) |
1da177e4 LT |
2919 | { |
2920 | int rval; | |
2921 | uint16_t mb[MAILBOX_REGISTER_COUNT]; | |
2922 | ||
2923 | memset(mb, 0, sizeof(mb)); | |
9a52a57c | 2924 | rval = qla2x00_login_local_device(ha, fcport, mb, BIT_0); |
1da177e4 LT |
2925 | if (rval == QLA_SUCCESS) { |
2926 | /* Interrogate mailbox registers for any errors */ | |
2927 | if (mb[0] == MBS_COMMAND_ERROR) | |
2928 | rval = 1; | |
2929 | else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR) | |
2930 | /* device not in PCB table */ | |
2931 | rval = 3; | |
2932 | } | |
2933 | ||
2934 | return (rval); | |
2935 | } | |
2936 | ||
2937 | /* | |
2938 | * qla2x00_loop_resync | |
2939 | * Resync with fibre channel devices. | |
2940 | * | |
2941 | * Input: | |
2942 | * ha = adapter block pointer. | |
2943 | * | |
2944 | * Returns: | |
2945 | * 0 = success | |
2946 | */ | |
2947 | int | |
fa2a1ce5 | 2948 | qla2x00_loop_resync(scsi_qla_host_t *ha) |
1da177e4 LT |
2949 | { |
2950 | int rval; | |
2951 | uint32_t wait_time; | |
2952 | ||
2953 | rval = QLA_SUCCESS; | |
2954 | ||
2955 | atomic_set(&ha->loop_state, LOOP_UPDATE); | |
1da177e4 LT |
2956 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
2957 | if (ha->flags.online) { | |
2958 | if (!(rval = qla2x00_fw_ready(ha))) { | |
2959 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
2960 | wait_time = 256; | |
2961 | do { | |
1da177e4 LT |
2962 | atomic_set(&ha->loop_state, LOOP_UPDATE); |
2963 | ||
0107109e AV |
2964 | /* Issue a marker after FW becomes ready. */ |
2965 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
2966 | ha->marker_needed = 0; | |
1da177e4 LT |
2967 | |
2968 | /* Remap devices on Loop. */ | |
2969 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
2970 | ||
2971 | qla2x00_configure_loop(ha); | |
2972 | wait_time--; | |
2973 | } while (!atomic_read(&ha->loop_down_timer) && | |
2974 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
2975 | wait_time && | |
2976 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
2977 | } | |
1da177e4 LT |
2978 | } |
2979 | ||
2980 | if (test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) { | |
2981 | return (QLA_FUNCTION_FAILED); | |
2982 | } | |
2983 | ||
2984 | if (rval) { | |
2985 | DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); | |
2986 | } | |
2987 | ||
2988 | return (rval); | |
2989 | } | |
2990 | ||
1da177e4 LT |
2991 | void |
2992 | qla2x00_rescan_fcports(scsi_qla_host_t *ha) | |
2993 | { | |
2994 | int rescan_done; | |
2995 | fc_port_t *fcport; | |
2996 | ||
2997 | rescan_done = 0; | |
2998 | list_for_each_entry(fcport, &ha->fcports, list) { | |
2999 | if ((fcport->flags & FCF_RESCAN_NEEDED) == 0) | |
3000 | continue; | |
3001 | ||
3002 | qla2x00_update_fcport(ha, fcport); | |
3003 | fcport->flags &= ~FCF_RESCAN_NEEDED; | |
3004 | ||
3005 | rescan_done = 1; | |
3006 | } | |
fa2a1ce5 | 3007 | qla2x00_probe_for_all_luns(ha); |
1da177e4 LT |
3008 | } |
3009 | ||
d97994dc | 3010 | void |
3011 | qla2x00_update_fcports(scsi_qla_host_t *ha) | |
3012 | { | |
3013 | fc_port_t *fcport; | |
3014 | ||
3015 | /* Go with deferred removal of rport references. */ | |
3016 | list_for_each_entry(fcport, &ha->fcports, list) | |
3017 | if (fcport->drport) | |
3018 | qla2x00_rport_del(fcport); | |
3019 | } | |
3020 | ||
1da177e4 LT |
3021 | /* |
3022 | * qla2x00_abort_isp | |
3023 | * Resets ISP and aborts all outstanding commands. | |
3024 | * | |
3025 | * Input: | |
3026 | * ha = adapter block pointer. | |
3027 | * | |
3028 | * Returns: | |
3029 | * 0 = success | |
3030 | */ | |
3031 | int | |
3032 | qla2x00_abort_isp(scsi_qla_host_t *ha) | |
3033 | { | |
476e8978 | 3034 | int rval; |
1da177e4 LT |
3035 | unsigned long flags = 0; |
3036 | uint16_t cnt; | |
3037 | srb_t *sp; | |
3038 | uint8_t status = 0; | |
3039 | ||
3040 | if (ha->flags.online) { | |
3041 | ha->flags.online = 0; | |
3042 | clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
1da177e4 LT |
3043 | |
3044 | qla_printk(KERN_INFO, ha, | |
3045 | "Performing ISP error recovery - ha= %p.\n", ha); | |
abbd8870 | 3046 | ha->isp_ops.reset_chip(ha); |
1da177e4 LT |
3047 | |
3048 | atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME); | |
3049 | if (atomic_read(&ha->loop_state) != LOOP_DOWN) { | |
3050 | atomic_set(&ha->loop_state, LOOP_DOWN); | |
d97994dc | 3051 | qla2x00_mark_all_devices_lost(ha, 0); |
1da177e4 LT |
3052 | } else { |
3053 | if (!atomic_read(&ha->loop_down_timer)) | |
3054 | atomic_set(&ha->loop_down_timer, | |
3055 | LOOP_DOWN_TIME); | |
3056 | } | |
3057 | ||
3058 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3059 | /* Requeue all commands in outstanding command list. */ | |
3060 | for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { | |
3061 | sp = ha->outstanding_cmds[cnt]; | |
3062 | if (sp) { | |
3063 | ha->outstanding_cmds[cnt] = NULL; | |
1da177e4 | 3064 | sp->flags = 0; |
f4f051eb | 3065 | sp->cmd->result = DID_RESET << 16; |
1da177e4 | 3066 | sp->cmd->host_scribble = (unsigned char *)NULL; |
f4f051eb | 3067 | qla2x00_sp_compl(ha, sp); |
1da177e4 LT |
3068 | } |
3069 | } | |
3070 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3071 | ||
30c47662 AV |
3072 | ha->isp_ops.get_flash_version(ha, ha->request_ring); |
3073 | ||
7aef45ac AV |
3074 | rval = ha->isp_ops.nvram_config(ha); |
3075 | if (rval) | |
3076 | goto isp_abort_retry; | |
1da177e4 LT |
3077 | |
3078 | if (!qla2x00_restart_isp(ha)) { | |
3079 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3080 | ||
3081 | if (!atomic_read(&ha->loop_down_timer)) { | |
3082 | /* | |
3083 | * Issue marker command only when we are going | |
3084 | * to start the I/O . | |
3085 | */ | |
3086 | ha->marker_needed = 1; | |
3087 | } | |
3088 | ||
3089 | ha->flags.online = 1; | |
3090 | ||
abbd8870 | 3091 | ha->isp_ops.enable_intrs(ha); |
1da177e4 | 3092 | |
fa2a1ce5 | 3093 | ha->isp_abort_cnt = 0; |
1da177e4 | 3094 | clear_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
476e8978 AV |
3095 | |
3096 | if (ha->eft) { | |
3097 | rval = qla2x00_trace_control(ha, TC_ENABLE, | |
3098 | ha->eft_dma, EFT_NUM_BUFFERS); | |
3099 | if (rval) { | |
3100 | qla_printk(KERN_WARNING, ha, | |
3101 | "Unable to reinitialize EFT " | |
3102 | "(%d).\n", rval); | |
3103 | } | |
3104 | } | |
1da177e4 | 3105 | } else { /* failed the ISP abort */ |
7aef45ac | 3106 | isp_abort_retry: |
1da177e4 LT |
3107 | ha->flags.online = 1; |
3108 | if (test_bit(ISP_ABORT_RETRY, &ha->dpc_flags)) { | |
3109 | if (ha->isp_abort_cnt == 0) { | |
3110 | qla_printk(KERN_WARNING, ha, | |
3111 | "ISP error recovery failed - " | |
3112 | "board disabled\n"); | |
fa2a1ce5 | 3113 | /* |
1da177e4 LT |
3114 | * The next call disables the board |
3115 | * completely. | |
3116 | */ | |
abbd8870 | 3117 | ha->isp_ops.reset_adapter(ha); |
1da177e4 LT |
3118 | ha->flags.online = 0; |
3119 | clear_bit(ISP_ABORT_RETRY, | |
3120 | &ha->dpc_flags); | |
3121 | status = 0; | |
3122 | } else { /* schedule another ISP abort */ | |
3123 | ha->isp_abort_cnt--; | |
3124 | DEBUG(printk("qla%ld: ISP abort - " | |
0107109e | 3125 | "retry remaining %d\n", |
744f11fd | 3126 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3127 | status = 1; |
3128 | } | |
3129 | } else { | |
3130 | ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT; | |
3131 | DEBUG(printk("qla2x00(%ld): ISP error recovery " | |
3132 | "- retrying (%d) more times\n", | |
744f11fd | 3133 | ha->host_no, ha->isp_abort_cnt)); |
1da177e4 LT |
3134 | set_bit(ISP_ABORT_RETRY, &ha->dpc_flags); |
3135 | status = 1; | |
3136 | } | |
3137 | } | |
fa2a1ce5 | 3138 | |
1da177e4 LT |
3139 | } |
3140 | ||
3141 | if (status) { | |
3142 | qla_printk(KERN_INFO, ha, | |
3143 | "qla2x00_abort_isp: **** FAILED ****\n"); | |
3144 | } else { | |
3145 | DEBUG(printk(KERN_INFO | |
3146 | "qla2x00_abort_isp(%ld): exiting.\n", | |
744f11fd | 3147 | ha->host_no)); |
1da177e4 LT |
3148 | } |
3149 | ||
3150 | return(status); | |
3151 | } | |
3152 | ||
3153 | /* | |
3154 | * qla2x00_restart_isp | |
3155 | * restarts the ISP after a reset | |
3156 | * | |
3157 | * Input: | |
3158 | * ha = adapter block pointer. | |
3159 | * | |
3160 | * Returns: | |
3161 | * 0 = success | |
3162 | */ | |
3163 | static int | |
3164 | qla2x00_restart_isp(scsi_qla_host_t *ha) | |
3165 | { | |
3166 | uint8_t status = 0; | |
3d71644c | 3167 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3168 | unsigned long flags = 0; |
3169 | uint32_t wait_time; | |
3170 | ||
3171 | /* If firmware needs to be loaded */ | |
3172 | if (qla2x00_isp_firmware(ha)) { | |
3173 | ha->flags.online = 0; | |
abbd8870 | 3174 | if (!(status = ha->isp_ops.chip_diag(ha))) { |
1da177e4 LT |
3175 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) { |
3176 | status = qla2x00_setup_chip(ha); | |
3177 | goto done; | |
3178 | } | |
3179 | ||
1da177e4 LT |
3180 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3181 | ||
044cc6c8 | 3182 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha)) { |
0107109e AV |
3183 | /* |
3184 | * Disable SRAM, Instruction RAM and GP RAM | |
3185 | * parity. | |
3186 | */ | |
3187 | WRT_REG_WORD(®->hccr, | |
3188 | (HCCR_ENABLE_PARITY + 0x0)); | |
3189 | RD_REG_WORD(®->hccr); | |
3190 | } | |
1da177e4 LT |
3191 | |
3192 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3193 | |
1da177e4 LT |
3194 | status = qla2x00_setup_chip(ha); |
3195 | ||
3196 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
fa2a1ce5 | 3197 | |
044cc6c8 | 3198 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha)) { |
0107109e AV |
3199 | /* Enable proper parity */ |
3200 | if (IS_QLA2300(ha)) | |
3201 | /* SRAM parity */ | |
3202 | WRT_REG_WORD(®->hccr, | |
3203 | (HCCR_ENABLE_PARITY + 0x1)); | |
3204 | else | |
3205 | /* | |
3206 | * SRAM, Instruction RAM and GP RAM | |
3207 | * parity. | |
3208 | */ | |
3209 | WRT_REG_WORD(®->hccr, | |
3210 | (HCCR_ENABLE_PARITY + 0x7)); | |
3211 | RD_REG_WORD(®->hccr); | |
3212 | } | |
1da177e4 LT |
3213 | |
3214 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3215 | } | |
3216 | } | |
3217 | ||
3218 | done: | |
3219 | if (!status && !(status = qla2x00_init_rings(ha))) { | |
3220 | clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags); | |
3221 | if (!(status = qla2x00_fw_ready(ha))) { | |
3222 | DEBUG(printk("%s(): Start configure loop, " | |
744f11fd | 3223 | "status = %d\n", __func__, status)); |
0107109e AV |
3224 | |
3225 | /* Issue a marker after FW becomes ready. */ | |
3226 | qla2x00_marker(ha, 0, 0, MK_SYNC_ALL); | |
3227 | ||
1da177e4 LT |
3228 | ha->flags.online = 1; |
3229 | /* Wait at most MAX_TARGET RSCNs for a stable link. */ | |
3230 | wait_time = 256; | |
3231 | do { | |
3232 | clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags); | |
3233 | qla2x00_configure_loop(ha); | |
3234 | wait_time--; | |
3235 | } while (!atomic_read(&ha->loop_down_timer) && | |
3236 | !(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) && | |
3237 | wait_time && | |
3238 | (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))); | |
3239 | } | |
3240 | ||
3241 | /* if no cable then assume it's good */ | |
fa2a1ce5 | 3242 | if ((ha->device_flags & DFLG_NO_CABLE)) |
1da177e4 LT |
3243 | status = 0; |
3244 | ||
3245 | DEBUG(printk("%s(): Configure loop done, status = 0x%x\n", | |
3246 | __func__, | |
744f11fd | 3247 | status)); |
1da177e4 LT |
3248 | } |
3249 | return (status); | |
3250 | } | |
3251 | ||
3252 | /* | |
3253 | * qla2x00_reset_adapter | |
3254 | * Reset adapter. | |
3255 | * | |
3256 | * Input: | |
3257 | * ha = adapter block pointer. | |
3258 | */ | |
abbd8870 | 3259 | void |
1da177e4 LT |
3260 | qla2x00_reset_adapter(scsi_qla_host_t *ha) |
3261 | { | |
3262 | unsigned long flags = 0; | |
3d71644c | 3263 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
3264 | |
3265 | ha->flags.online = 0; | |
abbd8870 | 3266 | ha->isp_ops.disable_intrs(ha); |
1da177e4 | 3267 | |
1da177e4 LT |
3268 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3269 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
3270 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3271 | WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC); | |
3272 | RD_REG_WORD(®->hccr); /* PCI Posting. */ | |
3273 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3274 | } | |
0107109e AV |
3275 | |
3276 | void | |
3277 | qla24xx_reset_adapter(scsi_qla_host_t *ha) | |
3278 | { | |
3279 | unsigned long flags = 0; | |
3280 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
3281 | ||
3282 | ha->flags.online = 0; | |
3283 | ha->isp_ops.disable_intrs(ha); | |
3284 | ||
3285 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3286 | WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET); | |
3287 | RD_REG_DWORD(®->hccr); | |
3288 | WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE); | |
3289 | RD_REG_DWORD(®->hccr); | |
3290 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3291 | } | |
3292 | ||
3293 | int | |
3294 | qla24xx_nvram_config(scsi_qla_host_t *ha) | |
3295 | { | |
0107109e AV |
3296 | struct init_cb_24xx *icb; |
3297 | struct nvram_24xx *nv; | |
3298 | uint32_t *dptr; | |
3299 | uint8_t *dptr1, *dptr2; | |
3300 | uint32_t chksum; | |
3301 | uint16_t cnt; | |
3302 | ||
0107109e AV |
3303 | icb = (struct init_cb_24xx *)ha->init_cb; |
3304 | nv = (struct nvram_24xx *)ha->request_ring; | |
3305 | ||
3306 | /* Determine NVRAM starting address. */ | |
3307 | ha->nvram_size = sizeof(struct nvram_24xx); | |
3308 | ha->nvram_base = FA_NVRAM_FUNC0_ADDR; | |
6f641790 | 3309 | ha->vpd_size = FA_NVRAM_VPD_SIZE; |
3310 | ha->vpd_base = FA_NVRAM_VPD0_ADDR; | |
3311 | if (PCI_FUNC(ha->pdev->devfn)) { | |
0107109e | 3312 | ha->nvram_base = FA_NVRAM_FUNC1_ADDR; |
6f641790 | 3313 | ha->vpd_base = FA_NVRAM_VPD1_ADDR; |
3314 | } | |
0107109e AV |
3315 | |
3316 | /* Get NVRAM data and calculate checksum. */ | |
3317 | dptr = (uint32_t *)nv; | |
3318 | ha->isp_ops.read_nvram(ha, (uint8_t *)dptr, ha->nvram_base, | |
3319 | ha->nvram_size); | |
3320 | for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) | |
3321 | chksum += le32_to_cpu(*dptr++); | |
3322 | ||
3323 | DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no)); | |
3324 | DEBUG5(qla2x00_dump_buffer((uint8_t *)ha->request_ring, | |
3325 | ha->nvram_size)); | |
3326 | ||
3327 | /* Bad NVRAM data, set defaults parameters. */ | |
3328 | if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P' | |
3329 | || nv->id[3] != ' ' || | |
3330 | nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) { | |
3331 | /* Reset NVRAM data. */ | |
3332 | qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: " | |
3333 | "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0], | |
3334 | le16_to_cpu(nv->nvram_version)); | |
7aef45ac | 3335 | return QLA_FUNCTION_FAILED; |
0107109e AV |
3336 | } |
3337 | ||
3338 | /* Reset Initialization control block */ | |
3339 | memset(icb, 0, sizeof(struct init_cb_24xx)); | |
3340 | ||
3341 | /* Copy 1st segment. */ | |
3342 | dptr1 = (uint8_t *)icb; | |
3343 | dptr2 = (uint8_t *)&nv->version; | |
3344 | cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version; | |
3345 | while (cnt--) | |
3346 | *dptr1++ = *dptr2++; | |
3347 | ||
3348 | icb->login_retry_count = nv->login_retry_count; | |
3ea66e28 | 3349 | icb->link_down_on_nos = nv->link_down_on_nos; |
0107109e AV |
3350 | |
3351 | /* Copy 2nd segment. */ | |
3352 | dptr1 = (uint8_t *)&icb->interrupt_delay_timer; | |
3353 | dptr2 = (uint8_t *)&nv->interrupt_delay_timer; | |
3354 | cnt = (uint8_t *)&icb->reserved_3 - | |
3355 | (uint8_t *)&icb->interrupt_delay_timer; | |
3356 | while (cnt--) | |
3357 | *dptr1++ = *dptr2++; | |
3358 | ||
3359 | /* | |
3360 | * Setup driver NVRAM options. | |
3361 | */ | |
9bb9fcf2 AV |
3362 | qla2x00_set_model_info(ha, nv->model_name, sizeof(nv->model_name), |
3363 | "QLA2462"); | |
0107109e | 3364 | |
5341e868 AV |
3365 | /* Use alternate WWN? */ |
3366 | if (nv->host_p & __constant_cpu_to_le32(BIT_15)) { | |
3367 | memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE); | |
3368 | memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE); | |
3369 | } | |
3370 | ||
0107109e | 3371 | /* Prepare nodename */ |
fd0e7e4d | 3372 | if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) { |
0107109e AV |
3373 | /* |
3374 | * Firmware will apply the following mask if the nodename was | |
3375 | * not provided. | |
3376 | */ | |
3377 | memcpy(icb->node_name, icb->port_name, WWN_SIZE); | |
3378 | icb->node_name[0] &= 0xF0; | |
3379 | } | |
3380 | ||
3381 | /* Set host adapter parameters. */ | |
3382 | ha->flags.disable_risc_code_load = 0; | |
3383 | ha->flags.enable_lip_reset = 1; | |
3384 | ha->flags.enable_lip_full_login = 1; | |
3385 | ha->flags.enable_target_reset = 1; | |
3386 | ha->flags.enable_led_scheme = 0; | |
d4c760c2 | 3387 | ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0; |
0107109e | 3388 | |
fd0e7e4d AV |
3389 | ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) & |
3390 | (BIT_6 | BIT_5 | BIT_4)) >> 4; | |
0107109e AV |
3391 | |
3392 | memcpy(ha->fw_seriallink_options24, nv->seriallink_options, | |
3393 | sizeof(ha->fw_seriallink_options24)); | |
3394 | ||
3395 | /* save HBA serial number */ | |
3396 | ha->serial0 = icb->port_name[5]; | |
3397 | ha->serial1 = icb->port_name[6]; | |
3398 | ha->serial2 = icb->port_name[7]; | |
3399 | ha->node_name = icb->node_name; | |
3400 | ha->port_name = icb->port_name; | |
3401 | ||
bc8fb3cb | 3402 | icb->execution_throttle = __constant_cpu_to_le16(0xFFFF); |
3403 | ||
0107109e AV |
3404 | ha->retry_count = le16_to_cpu(nv->login_retry_count); |
3405 | ||
3406 | /* Set minimum login_timeout to 4 seconds. */ | |
3407 | if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout) | |
3408 | nv->login_timeout = cpu_to_le16(ql2xlogintimeout); | |
3409 | if (le16_to_cpu(nv->login_timeout) < 4) | |
3410 | nv->login_timeout = __constant_cpu_to_le16(4); | |
3411 | ha->login_timeout = le16_to_cpu(nv->login_timeout); | |
3412 | icb->login_timeout = cpu_to_le16(nv->login_timeout); | |
3413 | ||
3414 | /* Set minimum RATOV to 200 tenths of a second. */ | |
3415 | ha->r_a_tov = 200; | |
3416 | ||
3417 | ha->loop_reset_delay = nv->reset_delay; | |
3418 | ||
3419 | /* Link Down Timeout = 0: | |
3420 | * | |
3421 | * When Port Down timer expires we will start returning | |
3422 | * I/O's to OS with "DID_NO_CONNECT". | |
3423 | * | |
3424 | * Link Down Timeout != 0: | |
3425 | * | |
3426 | * The driver waits for the link to come up after link down | |
3427 | * before returning I/Os to OS with "DID_NO_CONNECT". | |
3428 | */ | |
3429 | if (le16_to_cpu(nv->link_down_timeout) == 0) { | |
3430 | ha->loop_down_abort_time = | |
3431 | (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT); | |
3432 | } else { | |
3433 | ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout); | |
3434 | ha->loop_down_abort_time = | |
3435 | (LOOP_DOWN_TIME - ha->link_down_timeout); | |
3436 | } | |
3437 | ||
3438 | /* Need enough time to try and get the port back. */ | |
3439 | ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count); | |
3440 | if (qlport_down_retry) | |
3441 | ha->port_down_retry_count = qlport_down_retry; | |
3442 | ||
3443 | /* Set login_retry_count */ | |
3444 | ha->login_retry_count = le16_to_cpu(nv->login_retry_count); | |
3445 | if (ha->port_down_retry_count == | |
3446 | le16_to_cpu(nv->port_down_retry_count) && | |
3447 | ha->port_down_retry_count > 3) | |
3448 | ha->login_retry_count = ha->port_down_retry_count; | |
3449 | else if (ha->port_down_retry_count > (int)ha->login_retry_count) | |
3450 | ha->login_retry_count = ha->port_down_retry_count; | |
3451 | if (ql2xloginretrycount) | |
3452 | ha->login_retry_count = ql2xloginretrycount; | |
3453 | ||
4fdfefe5 AV |
3454 | /* Enable ZIO. */ |
3455 | if (!ha->flags.init_done) { | |
3456 | ha->zio_mode = le32_to_cpu(icb->firmware_options_2) & | |
3457 | (BIT_3 | BIT_2 | BIT_1 | BIT_0); | |
3458 | ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ? | |
3459 | le16_to_cpu(icb->interrupt_delay_timer): 2; | |
3460 | } | |
3461 | icb->firmware_options_2 &= __constant_cpu_to_le32( | |
3462 | ~(BIT_3 | BIT_2 | BIT_1 | BIT_0)); | |
3463 | ha->flags.process_response_queue = 0; | |
3464 | if (ha->zio_mode != QLA_ZIO_DISABLED) { | |
4a59f71d | 3465 | ha->zio_mode = QLA_ZIO_MODE_6; |
3466 | ||
4fdfefe5 AV |
3467 | DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay " |
3468 | "(%d us).\n", ha->host_no, ha->zio_mode, | |
3469 | ha->zio_timer * 100)); | |
3470 | qla_printk(KERN_INFO, ha, | |
3471 | "ZIO mode %d enabled; timer delay (%d us).\n", | |
3472 | ha->zio_mode, ha->zio_timer * 100); | |
3473 | ||
3474 | icb->firmware_options_2 |= cpu_to_le32( | |
3475 | (uint32_t)ha->zio_mode); | |
3476 | icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer); | |
3477 | ha->flags.process_response_queue = 1; | |
3478 | } | |
3479 | ||
7aef45ac | 3480 | return QLA_SUCCESS; |
0107109e AV |
3481 | } |
3482 | ||
413975a0 | 3483 | static int |
d1c61909 AV |
3484 | qla24xx_load_risc_flash(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3485 | { | |
3486 | int rval; | |
3487 | int segments, fragment; | |
3488 | uint32_t faddr; | |
3489 | uint32_t *dcode, dlen; | |
3490 | uint32_t risc_addr; | |
3491 | uint32_t risc_size; | |
3492 | uint32_t i; | |
3493 | ||
3494 | rval = QLA_SUCCESS; | |
3495 | ||
3496 | segments = FA_RISC_CODE_SEGMENTS; | |
3497 | faddr = FA_RISC_CODE_ADDR; | |
3498 | dcode = (uint32_t *)ha->request_ring; | |
3499 | *srisc_addr = 0; | |
3500 | ||
3501 | /* Validate firmware image by checking version. */ | |
3502 | qla24xx_read_flash_data(ha, dcode, faddr + 4, 4); | |
3503 | for (i = 0; i < 4; i++) | |
3504 | dcode[i] = be32_to_cpu(dcode[i]); | |
3505 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3506 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3507 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3508 | dcode[3] == 0)) { | |
3509 | qla_printk(KERN_WARNING, ha, | |
3510 | "Unable to verify integrity of flash firmware image!\n"); | |
3511 | qla_printk(KERN_WARNING, ha, | |
3512 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3513 | dcode[1], dcode[2], dcode[3]); | |
3514 | ||
3515 | return QLA_FUNCTION_FAILED; | |
3516 | } | |
3517 | ||
3518 | while (segments && rval == QLA_SUCCESS) { | |
3519 | /* Read segment's load information. */ | |
3520 | qla24xx_read_flash_data(ha, dcode, faddr, 4); | |
3521 | ||
3522 | risc_addr = be32_to_cpu(dcode[2]); | |
3523 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3524 | risc_size = be32_to_cpu(dcode[3]); | |
3525 | ||
3526 | fragment = 0; | |
3527 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3528 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3529 | if (dlen > risc_size) | |
3530 | dlen = risc_size; | |
3531 | ||
3532 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3533 | "addr %x, number of dwords 0x%x, offset 0x%x.\n", | |
3534 | ha->host_no, risc_addr, dlen, faddr)); | |
3535 | ||
3536 | qla24xx_read_flash_data(ha, dcode, faddr, dlen); | |
3537 | for (i = 0; i < dlen; i++) | |
3538 | dcode[i] = swab32(dcode[i]); | |
3539 | ||
3540 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3541 | dlen); | |
3542 | if (rval) { | |
3543 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3544 | "segment %d of firmware\n", ha->host_no, | |
3545 | fragment)); | |
3546 | qla_printk(KERN_WARNING, ha, | |
3547 | "[ERROR] Failed to load segment %d of " | |
3548 | "firmware\n", fragment); | |
3549 | break; | |
3550 | } | |
3551 | ||
3552 | faddr += dlen; | |
3553 | risc_addr += dlen; | |
3554 | risc_size -= dlen; | |
3555 | fragment++; | |
3556 | } | |
3557 | ||
3558 | /* Next segment. */ | |
3559 | segments--; | |
3560 | } | |
3561 | ||
3562 | return rval; | |
3563 | } | |
3564 | ||
d1c61909 AV |
3565 | #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/" |
3566 | ||
0107109e | 3567 | int |
5433383e AV |
3568 | qla2x00_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) |
3569 | { | |
3570 | int rval; | |
3571 | int i, fragment; | |
3572 | uint16_t *wcode, *fwcode; | |
3573 | uint32_t risc_addr, risc_size, fwclen, wlen, *seg; | |
3574 | struct fw_blob *blob; | |
3575 | ||
3576 | /* Load firmware blob. */ | |
3577 | blob = qla2x00_request_firmware(ha); | |
3578 | if (!blob) { | |
3579 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3580 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3581 | "from: " QLA_FW_URL ".\n"); | |
5433383e AV |
3582 | return QLA_FUNCTION_FAILED; |
3583 | } | |
3584 | ||
3585 | rval = QLA_SUCCESS; | |
3586 | ||
3587 | wcode = (uint16_t *)ha->request_ring; | |
3588 | *srisc_addr = 0; | |
3589 | fwcode = (uint16_t *)blob->fw->data; | |
3590 | fwclen = 0; | |
3591 | ||
3592 | /* Validate firmware image by checking version. */ | |
3593 | if (blob->fw->size < 8 * sizeof(uint16_t)) { | |
3594 | qla_printk(KERN_WARNING, ha, | |
3595 | "Unable to verify integrity of firmware image (%Zd)!\n", | |
3596 | blob->fw->size); | |
3597 | goto fail_fw_integrity; | |
3598 | } | |
3599 | for (i = 0; i < 4; i++) | |
3600 | wcode[i] = be16_to_cpu(fwcode[i + 4]); | |
3601 | if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff && | |
3602 | wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 && | |
3603 | wcode[2] == 0 && wcode[3] == 0)) { | |
3604 | qla_printk(KERN_WARNING, ha, | |
3605 | "Unable to verify integrity of firmware image!\n"); | |
3606 | qla_printk(KERN_WARNING, ha, | |
3607 | "Firmware data: %04x %04x %04x %04x!\n", wcode[0], | |
3608 | wcode[1], wcode[2], wcode[3]); | |
3609 | goto fail_fw_integrity; | |
3610 | } | |
3611 | ||
3612 | seg = blob->segs; | |
3613 | while (*seg && rval == QLA_SUCCESS) { | |
3614 | risc_addr = *seg; | |
3615 | *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr; | |
3616 | risc_size = be16_to_cpu(fwcode[3]); | |
3617 | ||
3618 | /* Validate firmware image size. */ | |
3619 | fwclen += risc_size * sizeof(uint16_t); | |
3620 | if (blob->fw->size < fwclen) { | |
3621 | qla_printk(KERN_WARNING, ha, | |
3622 | "Unable to verify integrity of firmware image " | |
3623 | "(%Zd)!\n", blob->fw->size); | |
3624 | goto fail_fw_integrity; | |
3625 | } | |
3626 | ||
3627 | fragment = 0; | |
3628 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3629 | wlen = (uint16_t)(ha->fw_transfer_size >> 1); | |
3630 | if (wlen > risc_size) | |
3631 | wlen = risc_size; | |
3632 | ||
3633 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3634 | "addr %x, number of words 0x%x.\n", ha->host_no, | |
3635 | risc_addr, wlen)); | |
3636 | ||
3637 | for (i = 0; i < wlen; i++) | |
3638 | wcode[i] = swab16(fwcode[i]); | |
3639 | ||
3640 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, | |
3641 | wlen); | |
3642 | if (rval) { | |
3643 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3644 | "segment %d of firmware\n", ha->host_no, | |
3645 | fragment)); | |
3646 | qla_printk(KERN_WARNING, ha, | |
3647 | "[ERROR] Failed to load segment %d of " | |
3648 | "firmware\n", fragment); | |
3649 | break; | |
3650 | } | |
3651 | ||
3652 | fwcode += wlen; | |
3653 | risc_addr += wlen; | |
3654 | risc_size -= wlen; | |
3655 | fragment++; | |
3656 | } | |
3657 | ||
3658 | /* Next segment. */ | |
3659 | seg++; | |
3660 | } | |
3661 | return rval; | |
3662 | ||
3663 | fail_fw_integrity: | |
3664 | return QLA_FUNCTION_FAILED; | |
3665 | } | |
3666 | ||
3667 | int | |
3668 | qla24xx_load_risc(scsi_qla_host_t *ha, uint32_t *srisc_addr) | |
0107109e AV |
3669 | { |
3670 | int rval; | |
3671 | int segments, fragment; | |
3672 | uint32_t *dcode, dlen; | |
3673 | uint32_t risc_addr; | |
3674 | uint32_t risc_size; | |
3675 | uint32_t i; | |
5433383e | 3676 | struct fw_blob *blob; |
0107109e AV |
3677 | uint32_t *fwcode, fwclen; |
3678 | ||
5433383e AV |
3679 | /* Load firmware blob. */ |
3680 | blob = qla2x00_request_firmware(ha); | |
3681 | if (!blob) { | |
3682 | qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n"); | |
d1c61909 AV |
3683 | qla_printk(KERN_ERR, ha, "Firmware images can be retrieved " |
3684 | "from: " QLA_FW_URL ".\n"); | |
3685 | ||
3686 | /* Try to load RISC code from flash. */ | |
3687 | qla_printk(KERN_ERR, ha, "Attempting to load (potentially " | |
3688 | "outdated) firmware from flash.\n"); | |
3689 | return qla24xx_load_risc_flash(ha, srisc_addr); | |
0107109e AV |
3690 | } |
3691 | ||
3692 | rval = QLA_SUCCESS; | |
3693 | ||
3694 | segments = FA_RISC_CODE_SEGMENTS; | |
3695 | dcode = (uint32_t *)ha->request_ring; | |
3696 | *srisc_addr = 0; | |
5433383e | 3697 | fwcode = (uint32_t *)blob->fw->data; |
0107109e AV |
3698 | fwclen = 0; |
3699 | ||
3700 | /* Validate firmware image by checking version. */ | |
5433383e | 3701 | if (blob->fw->size < 8 * sizeof(uint32_t)) { |
0107109e | 3702 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3703 | "Unable to verify integrity of firmware image (%Zd)!\n", |
3704 | blob->fw->size); | |
0107109e AV |
3705 | goto fail_fw_integrity; |
3706 | } | |
3707 | for (i = 0; i < 4; i++) | |
3708 | dcode[i] = be32_to_cpu(fwcode[i + 4]); | |
3709 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
3710 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
3711 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
3712 | dcode[3] == 0)) { | |
3713 | qla_printk(KERN_WARNING, ha, | |
5433383e | 3714 | "Unable to verify integrity of firmware image!\n"); |
0107109e AV |
3715 | qla_printk(KERN_WARNING, ha, |
3716 | "Firmware data: %08x %08x %08x %08x!\n", dcode[0], | |
3717 | dcode[1], dcode[2], dcode[3]); | |
3718 | goto fail_fw_integrity; | |
3719 | } | |
3720 | ||
3721 | while (segments && rval == QLA_SUCCESS) { | |
3722 | risc_addr = be32_to_cpu(fwcode[2]); | |
3723 | *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr; | |
3724 | risc_size = be32_to_cpu(fwcode[3]); | |
3725 | ||
3726 | /* Validate firmware image size. */ | |
3727 | fwclen += risc_size * sizeof(uint32_t); | |
5433383e | 3728 | if (blob->fw->size < fwclen) { |
0107109e | 3729 | qla_printk(KERN_WARNING, ha, |
5433383e AV |
3730 | "Unable to verify integrity of firmware image " |
3731 | "(%Zd)!\n", blob->fw->size); | |
3732 | ||
0107109e AV |
3733 | goto fail_fw_integrity; |
3734 | } | |
3735 | ||
3736 | fragment = 0; | |
3737 | while (risc_size > 0 && rval == QLA_SUCCESS) { | |
3738 | dlen = (uint32_t)(ha->fw_transfer_size >> 2); | |
3739 | if (dlen > risc_size) | |
3740 | dlen = risc_size; | |
3741 | ||
3742 | DEBUG7(printk("scsi(%ld): Loading risc segment@ risc " | |
3743 | "addr %x, number of dwords 0x%x.\n", ha->host_no, | |
3744 | risc_addr, dlen)); | |
3745 | ||
3746 | for (i = 0; i < dlen; i++) | |
3747 | dcode[i] = swab32(fwcode[i]); | |
3748 | ||
590f98e5 | 3749 | rval = qla2x00_load_ram(ha, ha->request_dma, risc_addr, |
3750 | dlen); | |
0107109e AV |
3751 | if (rval) { |
3752 | DEBUG(printk("scsi(%ld):[ERROR] Failed to load " | |
3753 | "segment %d of firmware\n", ha->host_no, | |
3754 | fragment)); | |
3755 | qla_printk(KERN_WARNING, ha, | |
3756 | "[ERROR] Failed to load segment %d of " | |
3757 | "firmware\n", fragment); | |
3758 | break; | |
3759 | } | |
3760 | ||
3761 | fwcode += dlen; | |
3762 | risc_addr += dlen; | |
3763 | risc_size -= dlen; | |
3764 | fragment++; | |
3765 | } | |
3766 | ||
3767 | /* Next segment. */ | |
3768 | segments--; | |
3769 | } | |
0107109e AV |
3770 | return rval; |
3771 | ||
3772 | fail_fw_integrity: | |
0107109e | 3773 | return QLA_FUNCTION_FAILED; |
0107109e | 3774 | } |
18c6c127 AV |
3775 | |
3776 | void | |
3777 | qla2x00_try_to_stop_firmware(scsi_qla_host_t *ha) | |
3778 | { | |
3779 | int ret, retries; | |
3780 | ||
3781 | if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha)) | |
3782 | return; | |
3783 | ||
3784 | ret = qla2x00_stop_firmware(ha); | |
3785 | for (retries = 5; ret != QLA_SUCCESS && retries ; retries--) { | |
3786 | qla2x00_reset_chip(ha); | |
3787 | if (qla2x00_chip_diag(ha) != QLA_SUCCESS) | |
3788 | continue; | |
3789 | if (qla2x00_setup_chip(ha) != QLA_SUCCESS) | |
3790 | continue; | |
3791 | qla_printk(KERN_INFO, ha, | |
3792 | "Attempting retry of stop-firmware command...\n"); | |
3793 | ret = qla2x00_stop_firmware(ha); | |
3794 | } | |
3795 | } |