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8ae6d9c7 GM |
1 | /* |
2 | * QLogic Fibre Channel HBA Driver | |
bd21eaf9 | 3 | * Copyright (c) 2003-2014 QLogic Corporation |
8ae6d9c7 GM |
4 | * |
5 | * See LICENSE.qla2xxx for copyright and licensing details. | |
6 | */ | |
7 | #include "qla_def.h" | |
8 | #include <linux/delay.h> | |
5ea33eb5 | 9 | #include <linux/ktime.h> |
8ae6d9c7 GM |
10 | #include <linux/pci.h> |
11 | #include <linux/ratelimit.h> | |
12 | #include <linux/vmalloc.h> | |
13 | #include <scsi/scsi_tcq.h> | |
14 | #include <linux/utsname.h> | |
15 | ||
16 | ||
17 | /* QLAFX00 specific Mailbox implementation functions */ | |
18 | ||
19 | /* | |
20 | * qlafx00_mailbox_command | |
21 | * Issue mailbox command and waits for completion. | |
22 | * | |
23 | * Input: | |
24 | * ha = adapter block pointer. | |
25 | * mcp = driver internal mbx struct pointer. | |
26 | * | |
27 | * Output: | |
28 | * mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data. | |
29 | * | |
30 | * Returns: | |
31 | * 0 : QLA_SUCCESS = cmd performed success | |
32 | * 1 : QLA_FUNCTION_FAILED (error encountered) | |
33 | * 6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered) | |
34 | * | |
35 | * Context: | |
36 | * Kernel context. | |
37 | */ | |
38 | static int | |
39 | qlafx00_mailbox_command(scsi_qla_host_t *vha, struct mbx_cmd_32 *mcp) | |
40 | ||
41 | { | |
42 | int rval; | |
43 | unsigned long flags = 0; | |
f73cb695 | 44 | device_reg_t *reg; |
8ae6d9c7 GM |
45 | uint8_t abort_active; |
46 | uint8_t io_lock_on; | |
47 | uint16_t command = 0; | |
48 | uint32_t *iptr; | |
49 | uint32_t __iomem *optr; | |
50 | uint32_t cnt; | |
51 | uint32_t mboxes; | |
52 | unsigned long wait_time; | |
53 | struct qla_hw_data *ha = vha->hw; | |
54 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
55 | ||
56 | if (ha->pdev->error_state > pci_channel_io_frozen) { | |
57 | ql_log(ql_log_warn, vha, 0x115c, | |
58 | "error_state is greater than pci_channel_io_frozen, " | |
59 | "exiting.\n"); | |
60 | return QLA_FUNCTION_TIMEOUT; | |
61 | } | |
62 | ||
63 | if (vha->device_flags & DFLG_DEV_FAILED) { | |
64 | ql_log(ql_log_warn, vha, 0x115f, | |
65 | "Device in failed state, exiting.\n"); | |
66 | return QLA_FUNCTION_TIMEOUT; | |
67 | } | |
68 | ||
69 | reg = ha->iobase; | |
70 | io_lock_on = base_vha->flags.init_done; | |
71 | ||
72 | rval = QLA_SUCCESS; | |
73 | abort_active = test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); | |
74 | ||
75 | if (ha->flags.pci_channel_io_perm_failure) { | |
76 | ql_log(ql_log_warn, vha, 0x1175, | |
77 | "Perm failure on EEH timeout MBX, exiting.\n"); | |
78 | return QLA_FUNCTION_TIMEOUT; | |
79 | } | |
80 | ||
81 | if (ha->flags.isp82xx_fw_hung) { | |
82 | /* Setting Link-Down error */ | |
83 | mcp->mb[0] = MBS_LINK_DOWN_ERROR; | |
84 | ql_log(ql_log_warn, vha, 0x1176, | |
85 | "FW hung = %d.\n", ha->flags.isp82xx_fw_hung); | |
86 | rval = QLA_FUNCTION_FAILED; | |
87 | goto premature_exit; | |
88 | } | |
89 | ||
90 | /* | |
91 | * Wait for active mailbox commands to finish by waiting at most tov | |
92 | * seconds. This is to serialize actual issuing of mailbox cmds during | |
93 | * non ISP abort time. | |
94 | */ | |
95 | if (!wait_for_completion_timeout(&ha->mbx_cmd_comp, mcp->tov * HZ)) { | |
96 | /* Timeout occurred. Return error. */ | |
97 | ql_log(ql_log_warn, vha, 0x1177, | |
98 | "Cmd access timeout, cmd=0x%x, Exiting.\n", | |
99 | mcp->mb[0]); | |
100 | return QLA_FUNCTION_TIMEOUT; | |
101 | } | |
102 | ||
103 | ha->flags.mbox_busy = 1; | |
104 | /* Save mailbox command for debug */ | |
105 | ha->mcp32 = mcp; | |
106 | ||
107 | ql_dbg(ql_dbg_mbx, vha, 0x1178, | |
108 | "Prepare to issue mbox cmd=0x%x.\n", mcp->mb[0]); | |
109 | ||
110 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
111 | ||
112 | /* Load mailbox registers. */ | |
113 | optr = (uint32_t __iomem *)®->ispfx00.mailbox0; | |
114 | ||
115 | iptr = mcp->mb; | |
116 | command = mcp->mb[0]; | |
117 | mboxes = mcp->out_mb; | |
118 | ||
119 | for (cnt = 0; cnt < ha->mbx_count; cnt++) { | |
120 | if (mboxes & BIT_0) | |
121 | WRT_REG_DWORD(optr, *iptr); | |
122 | ||
123 | mboxes >>= 1; | |
124 | optr++; | |
125 | iptr++; | |
126 | } | |
127 | ||
128 | /* Issue set host interrupt command to send cmd out. */ | |
129 | ha->flags.mbox_int = 0; | |
130 | clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); | |
131 | ||
132 | ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1172, | |
133 | (uint8_t *)mcp->mb, 16); | |
134 | ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1173, | |
135 | ((uint8_t *)mcp->mb + 0x10), 16); | |
136 | ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1174, | |
137 | ((uint8_t *)mcp->mb + 0x20), 8); | |
138 | ||
139 | /* Unlock mbx registers and wait for interrupt */ | |
140 | ql_dbg(ql_dbg_mbx, vha, 0x1179, | |
141 | "Going to unlock irq & waiting for interrupts. " | |
142 | "jiffies=%lx.\n", jiffies); | |
143 | ||
144 | /* Wait for mbx cmd completion until timeout */ | |
145 | if ((!abort_active && io_lock_on) || IS_NOPOLLING_TYPE(ha)) { | |
146 | set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags); | |
147 | ||
148 | QLAFX00_SET_HST_INTR(ha, ha->mbx_intr_code); | |
149 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
150 | ||
151 | wait_for_completion_timeout(&ha->mbx_intr_comp, mcp->tov * HZ); | |
8ae6d9c7 GM |
152 | } else { |
153 | ql_dbg(ql_dbg_mbx, vha, 0x112c, | |
154 | "Cmd=%x Polling Mode.\n", command); | |
155 | ||
156 | QLAFX00_SET_HST_INTR(ha, ha->mbx_intr_code); | |
157 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
158 | ||
159 | wait_time = jiffies + mcp->tov * HZ; /* wait at most tov secs */ | |
160 | while (!ha->flags.mbox_int) { | |
161 | if (time_after(jiffies, wait_time)) | |
162 | break; | |
163 | ||
164 | /* Check for pending interrupts. */ | |
165 | qla2x00_poll(ha->rsp_q_map[0]); | |
166 | ||
167 | if (!ha->flags.mbox_int && | |
168 | !(IS_QLA2200(ha) && | |
169 | command == MBC_LOAD_RISC_RAM_EXTENDED)) | |
170 | usleep_range(10000, 11000); | |
171 | } /* while */ | |
172 | ql_dbg(ql_dbg_mbx, vha, 0x112d, | |
173 | "Waited %d sec.\n", | |
174 | (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ)); | |
175 | } | |
176 | ||
177 | /* Check whether we timed out */ | |
178 | if (ha->flags.mbox_int) { | |
179 | uint32_t *iptr2; | |
180 | ||
181 | ql_dbg(ql_dbg_mbx, vha, 0x112e, | |
182 | "Cmd=%x completed.\n", command); | |
183 | ||
184 | /* Got interrupt. Clear the flag. */ | |
185 | ha->flags.mbox_int = 0; | |
186 | clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); | |
187 | ||
188 | if (ha->mailbox_out32[0] != MBS_COMMAND_COMPLETE) | |
189 | rval = QLA_FUNCTION_FAILED; | |
190 | ||
191 | /* Load return mailbox registers. */ | |
192 | iptr2 = mcp->mb; | |
193 | iptr = (uint32_t *)&ha->mailbox_out32[0]; | |
194 | mboxes = mcp->in_mb; | |
195 | for (cnt = 0; cnt < ha->mbx_count; cnt++) { | |
196 | if (mboxes & BIT_0) | |
197 | *iptr2 = *iptr; | |
198 | ||
199 | mboxes >>= 1; | |
200 | iptr2++; | |
201 | iptr++; | |
202 | } | |
203 | } else { | |
204 | ||
205 | rval = QLA_FUNCTION_TIMEOUT; | |
206 | } | |
207 | ||
208 | ha->flags.mbox_busy = 0; | |
209 | ||
210 | /* Clean up */ | |
211 | ha->mcp32 = NULL; | |
212 | ||
213 | if ((abort_active || !io_lock_on) && !IS_NOPOLLING_TYPE(ha)) { | |
214 | ql_dbg(ql_dbg_mbx, vha, 0x113a, | |
215 | "checking for additional resp interrupt.\n"); | |
216 | ||
217 | /* polling mode for non isp_abort commands. */ | |
218 | qla2x00_poll(ha->rsp_q_map[0]); | |
219 | } | |
220 | ||
221 | if (rval == QLA_FUNCTION_TIMEOUT && | |
222 | mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) { | |
223 | if (!io_lock_on || (mcp->flags & IOCTL_CMD) || | |
224 | ha->flags.eeh_busy) { | |
225 | /* not in dpc. schedule it for dpc to take over. */ | |
226 | ql_dbg(ql_dbg_mbx, vha, 0x115d, | |
227 | "Timeout, schedule isp_abort_needed.\n"); | |
228 | ||
229 | if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) && | |
230 | !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && | |
231 | !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { | |
232 | ||
233 | ql_log(ql_log_info, base_vha, 0x115e, | |
234 | "Mailbox cmd timeout occurred, cmd=0x%x, " | |
235 | "mb[0]=0x%x, eeh_busy=0x%x. Scheduling ISP " | |
236 | "abort.\n", command, mcp->mb[0], | |
237 | ha->flags.eeh_busy); | |
238 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
239 | qla2xxx_wake_dpc(vha); | |
240 | } | |
241 | } else if (!abort_active) { | |
242 | /* call abort directly since we are in the DPC thread */ | |
243 | ql_dbg(ql_dbg_mbx, vha, 0x1160, | |
244 | "Timeout, calling abort_isp.\n"); | |
245 | ||
246 | if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) && | |
247 | !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && | |
248 | !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { | |
249 | ||
250 | ql_log(ql_log_info, base_vha, 0x1161, | |
251 | "Mailbox cmd timeout occurred, cmd=0x%x, " | |
252 | "mb[0]=0x%x. Scheduling ISP abort ", | |
253 | command, mcp->mb[0]); | |
254 | ||
255 | set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags); | |
256 | clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
257 | if (ha->isp_ops->abort_isp(vha)) { | |
258 | /* Failed. retry later. */ | |
259 | set_bit(ISP_ABORT_NEEDED, | |
260 | &vha->dpc_flags); | |
261 | } | |
262 | clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags); | |
263 | ql_dbg(ql_dbg_mbx, vha, 0x1162, | |
264 | "Finished abort_isp.\n"); | |
265 | } | |
266 | } | |
267 | } | |
268 | ||
269 | premature_exit: | |
270 | /* Allow next mbx cmd to come in. */ | |
271 | complete(&ha->mbx_cmd_comp); | |
272 | ||
273 | if (rval) { | |
274 | ql_log(ql_log_warn, base_vha, 0x1163, | |
275 | "**** Failed mbx[0]=%x, mb[1]=%x, mb[2]=%x, " | |
276 | "mb[3]=%x, cmd=%x ****.\n", | |
277 | mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3], command); | |
278 | } else { | |
279 | ql_dbg(ql_dbg_mbx, base_vha, 0x1164, "Done %s.\n", __func__); | |
280 | } | |
281 | ||
282 | return rval; | |
283 | } | |
284 | ||
285 | /* | |
286 | * qlafx00_driver_shutdown | |
287 | * Indicate a driver shutdown to firmware. | |
288 | * | |
289 | * Input: | |
290 | * ha = adapter block pointer. | |
291 | * | |
292 | * Returns: | |
293 | * local function return status code. | |
294 | * | |
295 | * Context: | |
296 | * Kernel context. | |
297 | */ | |
42479343 | 298 | int |
8ae6d9c7 GM |
299 | qlafx00_driver_shutdown(scsi_qla_host_t *vha, int tmo) |
300 | { | |
301 | int rval; | |
302 | struct mbx_cmd_32 mc; | |
303 | struct mbx_cmd_32 *mcp = &mc; | |
304 | ||
305 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1166, | |
306 | "Entered %s.\n", __func__); | |
307 | ||
308 | mcp->mb[0] = MBC_MR_DRV_SHUTDOWN; | |
309 | mcp->out_mb = MBX_0; | |
310 | mcp->in_mb = MBX_0; | |
311 | if (tmo) | |
312 | mcp->tov = tmo; | |
313 | else | |
314 | mcp->tov = MBX_TOV_SECONDS; | |
315 | mcp->flags = 0; | |
316 | rval = qlafx00_mailbox_command(vha, mcp); | |
317 | ||
318 | if (rval != QLA_SUCCESS) { | |
319 | ql_dbg(ql_dbg_mbx, vha, 0x1167, | |
320 | "Failed=%x.\n", rval); | |
321 | } else { | |
322 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1168, | |
323 | "Done %s.\n", __func__); | |
324 | } | |
325 | ||
326 | return rval; | |
327 | } | |
328 | ||
329 | /* | |
330 | * qlafx00_get_firmware_state | |
331 | * Get adapter firmware state. | |
332 | * | |
333 | * Input: | |
334 | * ha = adapter block pointer. | |
335 | * TARGET_QUEUE_LOCK must be released. | |
336 | * ADAPTER_STATE_LOCK must be released. | |
337 | * | |
338 | * Returns: | |
339 | * qla7xxx local function return status code. | |
340 | * | |
341 | * Context: | |
342 | * Kernel context. | |
343 | */ | |
344 | static int | |
345 | qlafx00_get_firmware_state(scsi_qla_host_t *vha, uint32_t *states) | |
346 | { | |
347 | int rval; | |
348 | struct mbx_cmd_32 mc; | |
349 | struct mbx_cmd_32 *mcp = &mc; | |
350 | ||
351 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1169, | |
352 | "Entered %s.\n", __func__); | |
353 | ||
354 | mcp->mb[0] = MBC_GET_FIRMWARE_STATE; | |
355 | mcp->out_mb = MBX_0; | |
356 | mcp->in_mb = MBX_1|MBX_0; | |
357 | mcp->tov = MBX_TOV_SECONDS; | |
358 | mcp->flags = 0; | |
359 | rval = qlafx00_mailbox_command(vha, mcp); | |
360 | ||
361 | /* Return firmware states. */ | |
362 | states[0] = mcp->mb[1]; | |
363 | ||
364 | if (rval != QLA_SUCCESS) { | |
365 | ql_dbg(ql_dbg_mbx, vha, 0x116a, | |
366 | "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]); | |
367 | } else { | |
368 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116b, | |
369 | "Done %s.\n", __func__); | |
370 | } | |
371 | return rval; | |
372 | } | |
373 | ||
374 | /* | |
375 | * qlafx00_init_firmware | |
376 | * Initialize adapter firmware. | |
377 | * | |
378 | * Input: | |
379 | * ha = adapter block pointer. | |
380 | * dptr = Initialization control block pointer. | |
381 | * size = size of initialization control block. | |
382 | * TARGET_QUEUE_LOCK must be released. | |
383 | * ADAPTER_STATE_LOCK must be released. | |
384 | * | |
385 | * Returns: | |
386 | * qlafx00 local function return status code. | |
387 | * | |
388 | * Context: | |
389 | * Kernel context. | |
390 | */ | |
391 | int | |
392 | qlafx00_init_firmware(scsi_qla_host_t *vha, uint16_t size) | |
393 | { | |
394 | int rval; | |
395 | struct mbx_cmd_32 mc; | |
396 | struct mbx_cmd_32 *mcp = &mc; | |
397 | struct qla_hw_data *ha = vha->hw; | |
398 | ||
399 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116c, | |
400 | "Entered %s.\n", __func__); | |
401 | ||
402 | mcp->mb[0] = MBC_INITIALIZE_FIRMWARE; | |
403 | ||
404 | mcp->mb[1] = 0; | |
405 | mcp->mb[2] = MSD(ha->init_cb_dma); | |
406 | mcp->mb[3] = LSD(ha->init_cb_dma); | |
407 | ||
408 | mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0; | |
409 | mcp->in_mb = MBX_0; | |
410 | mcp->buf_size = size; | |
411 | mcp->flags = MBX_DMA_OUT; | |
412 | mcp->tov = MBX_TOV_SECONDS; | |
413 | rval = qlafx00_mailbox_command(vha, mcp); | |
414 | ||
415 | if (rval != QLA_SUCCESS) { | |
416 | ql_dbg(ql_dbg_mbx, vha, 0x116d, | |
417 | "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]); | |
418 | } else { | |
419 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116e, | |
420 | "Done %s.\n", __func__); | |
421 | } | |
422 | return rval; | |
423 | } | |
424 | ||
425 | /* | |
426 | * qlafx00_mbx_reg_test | |
427 | */ | |
428 | static int | |
429 | qlafx00_mbx_reg_test(scsi_qla_host_t *vha) | |
430 | { | |
431 | int rval; | |
432 | struct mbx_cmd_32 mc; | |
433 | struct mbx_cmd_32 *mcp = &mc; | |
434 | ||
435 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116f, | |
436 | "Entered %s.\n", __func__); | |
437 | ||
438 | ||
439 | mcp->mb[0] = MBC_MAILBOX_REGISTER_TEST; | |
440 | mcp->mb[1] = 0xAAAA; | |
441 | mcp->mb[2] = 0x5555; | |
442 | mcp->mb[3] = 0xAA55; | |
443 | mcp->mb[4] = 0x55AA; | |
444 | mcp->mb[5] = 0xA5A5; | |
445 | mcp->mb[6] = 0x5A5A; | |
446 | mcp->mb[7] = 0x2525; | |
447 | mcp->mb[8] = 0xBBBB; | |
448 | mcp->mb[9] = 0x6666; | |
449 | mcp->mb[10] = 0xBB66; | |
450 | mcp->mb[11] = 0x66BB; | |
451 | mcp->mb[12] = 0xB6B6; | |
452 | mcp->mb[13] = 0x6B6B; | |
453 | mcp->mb[14] = 0x3636; | |
454 | mcp->mb[15] = 0xCCCC; | |
455 | ||
456 | ||
457 | mcp->out_mb = MBX_15|MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8| | |
458 | MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0; | |
459 | mcp->in_mb = MBX_15|MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8| | |
460 | MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0; | |
461 | mcp->buf_size = 0; | |
462 | mcp->flags = MBX_DMA_OUT; | |
463 | mcp->tov = MBX_TOV_SECONDS; | |
464 | rval = qlafx00_mailbox_command(vha, mcp); | |
465 | if (rval == QLA_SUCCESS) { | |
466 | if (mcp->mb[17] != 0xAAAA || mcp->mb[18] != 0x5555 || | |
467 | mcp->mb[19] != 0xAA55 || mcp->mb[20] != 0x55AA) | |
468 | rval = QLA_FUNCTION_FAILED; | |
469 | if (mcp->mb[21] != 0xA5A5 || mcp->mb[22] != 0x5A5A || | |
470 | mcp->mb[23] != 0x2525 || mcp->mb[24] != 0xBBBB) | |
471 | rval = QLA_FUNCTION_FAILED; | |
472 | if (mcp->mb[25] != 0x6666 || mcp->mb[26] != 0xBB66 || | |
473 | mcp->mb[27] != 0x66BB || mcp->mb[28] != 0xB6B6) | |
474 | rval = QLA_FUNCTION_FAILED; | |
475 | if (mcp->mb[29] != 0x6B6B || mcp->mb[30] != 0x3636 || | |
476 | mcp->mb[31] != 0xCCCC) | |
477 | rval = QLA_FUNCTION_FAILED; | |
478 | } | |
479 | ||
480 | if (rval != QLA_SUCCESS) { | |
481 | ql_dbg(ql_dbg_mbx, vha, 0x1170, | |
482 | "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]); | |
483 | } else { | |
484 | ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1171, | |
485 | "Done %s.\n", __func__); | |
486 | } | |
487 | return rval; | |
488 | } | |
489 | ||
490 | /** | |
491 | * qlafx00_pci_config() - Setup ISPFx00 PCI configuration registers. | |
492 | * @ha: HA context | |
493 | * | |
494 | * Returns 0 on success. | |
495 | */ | |
496 | int | |
497 | qlafx00_pci_config(scsi_qla_host_t *vha) | |
498 | { | |
499 | uint16_t w; | |
500 | struct qla_hw_data *ha = vha->hw; | |
501 | ||
502 | pci_set_master(ha->pdev); | |
503 | pci_try_set_mwi(ha->pdev); | |
504 | ||
505 | pci_read_config_word(ha->pdev, PCI_COMMAND, &w); | |
506 | w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR); | |
507 | w &= ~PCI_COMMAND_INTX_DISABLE; | |
508 | pci_write_config_word(ha->pdev, PCI_COMMAND, w); | |
509 | ||
510 | /* PCIe -- adjust Maximum Read Request Size (2048). */ | |
ce9f7ed9 | 511 | if (pci_is_pcie(ha->pdev)) |
8ae6d9c7 GM |
512 | pcie_set_readrq(ha->pdev, 2048); |
513 | ||
514 | ha->chip_revision = ha->pdev->revision; | |
515 | ||
516 | return QLA_SUCCESS; | |
517 | } | |
518 | ||
519 | /** | |
520 | * qlafx00_warm_reset() - Perform warm reset of iSA(CPUs being reset on SOC). | |
521 | * @ha: HA context | |
522 | * | |
523 | */ | |
524 | static inline void | |
525 | qlafx00_soc_cpu_reset(scsi_qla_host_t *vha) | |
526 | { | |
527 | unsigned long flags = 0; | |
528 | struct qla_hw_data *ha = vha->hw; | |
529 | int i, core; | |
530 | uint32_t cnt; | |
42543fb9 AB |
531 | uint32_t reg_val; |
532 | ||
533 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
534 | ||
535 | QLAFX00_SET_HBA_SOC_REG(ha, 0x80004, 0); | |
536 | QLAFX00_SET_HBA_SOC_REG(ha, 0x82004, 0); | |
537 | ||
538 | /* stop the XOR DMA engines */ | |
539 | QLAFX00_SET_HBA_SOC_REG(ha, 0x60920, 0x02); | |
540 | QLAFX00_SET_HBA_SOC_REG(ha, 0x60924, 0x02); | |
541 | QLAFX00_SET_HBA_SOC_REG(ha, 0xf0920, 0x02); | |
542 | QLAFX00_SET_HBA_SOC_REG(ha, 0xf0924, 0x02); | |
543 | ||
544 | /* stop the IDMA engines */ | |
545 | reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60840); | |
546 | reg_val &= ~(1<<12); | |
547 | QLAFX00_SET_HBA_SOC_REG(ha, 0x60840, reg_val); | |
548 | ||
549 | reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60844); | |
550 | reg_val &= ~(1<<12); | |
551 | QLAFX00_SET_HBA_SOC_REG(ha, 0x60844, reg_val); | |
552 | ||
553 | reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x60848); | |
554 | reg_val &= ~(1<<12); | |
555 | QLAFX00_SET_HBA_SOC_REG(ha, 0x60848, reg_val); | |
556 | ||
557 | reg_val = QLAFX00_GET_HBA_SOC_REG(ha, 0x6084C); | |
558 | reg_val &= ~(1<<12); | |
559 | QLAFX00_SET_HBA_SOC_REG(ha, 0x6084C, reg_val); | |
560 | ||
561 | for (i = 0; i < 100000; i++) { | |
562 | if ((QLAFX00_GET_HBA_SOC_REG(ha, 0xd0000) & 0x10000000) == 0 && | |
563 | (QLAFX00_GET_HBA_SOC_REG(ha, 0x10600) & 0x1) == 0) | |
564 | break; | |
565 | udelay(100); | |
566 | } | |
8ae6d9c7 GM |
567 | |
568 | /* Set all 4 cores in reset */ | |
569 | for (i = 0; i < 4; i++) { | |
570 | QLAFX00_SET_HBA_SOC_REG(ha, | |
571 | (SOC_SW_RST_CONTROL_REG_CORE0 + 8*i), (0xF01)); | |
8ae6d9c7 GM |
572 | QLAFX00_SET_HBA_SOC_REG(ha, |
573 | (SOC_SW_RST_CONTROL_REG_CORE0 + 4 + 8*i), (0x01010101)); | |
574 | } | |
575 | ||
576 | /* Reset all units in Fabric */ | |
42543fb9 AB |
577 | QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x011f0101)); |
578 | ||
579 | /* */ | |
580 | QLAFX00_SET_HBA_SOC_REG(ha, 0x10610, 1); | |
581 | QLAFX00_SET_HBA_SOC_REG(ha, 0x10600, 0); | |
582 | ||
583 | /* Set all 4 core Memory Power Down Registers */ | |
584 | for (i = 0; i < 5; i++) { | |
585 | QLAFX00_SET_HBA_SOC_REG(ha, | |
586 | (SOC_PWR_MANAGEMENT_PWR_DOWN_REG + 4*i), (0x0)); | |
587 | } | |
8ae6d9c7 GM |
588 | |
589 | /* Reset all interrupt control registers */ | |
590 | for (i = 0; i < 115; i++) { | |
591 | QLAFX00_SET_HBA_SOC_REG(ha, | |
592 | (SOC_INTERRUPT_SOURCE_I_CONTROL_REG + 4*i), (0x0)); | |
593 | } | |
594 | ||
595 | /* Reset Timers control registers. per core */ | |
596 | for (core = 0; core < 4; core++) | |
597 | for (i = 0; i < 8; i++) | |
598 | QLAFX00_SET_HBA_SOC_REG(ha, | |
599 | (SOC_CORE_TIMER_REG + 0x100*core + 4*i), (0x0)); | |
600 | ||
601 | /* Reset per core IRQ ack register */ | |
602 | for (core = 0; core < 4; core++) | |
603 | QLAFX00_SET_HBA_SOC_REG(ha, | |
604 | (SOC_IRQ_ACK_REG + 0x100*core), (0x3FF)); | |
605 | ||
606 | /* Set Fabric control and config to defaults */ | |
607 | QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONTROL_REG, (0x2)); | |
608 | QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONFIG_REG, (0x3)); | |
609 | ||
8ae6d9c7 GM |
610 | /* Kick in Fabric units */ |
611 | QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x0)); | |
612 | ||
613 | /* Kick in Core0 to start boot process */ | |
614 | QLAFX00_SET_HBA_SOC_REG(ha, SOC_SW_RST_CONTROL_REG_CORE0, (0xF00)); | |
615 | ||
ec1937a2 SK |
616 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
617 | ||
8ae6d9c7 GM |
618 | /* Wait 10secs for soft-reset to complete. */ |
619 | for (cnt = 10; cnt; cnt--) { | |
620 | msleep(1000); | |
621 | barrier(); | |
622 | } | |
8ae6d9c7 GM |
623 | } |
624 | ||
625 | /** | |
626 | * qlafx00_soft_reset() - Soft Reset ISPFx00. | |
627 | * @ha: HA context | |
628 | * | |
629 | * Returns 0 on success. | |
630 | */ | |
631 | void | |
632 | qlafx00_soft_reset(scsi_qla_host_t *vha) | |
633 | { | |
634 | struct qla_hw_data *ha = vha->hw; | |
635 | ||
636 | if (unlikely(pci_channel_offline(ha->pdev) && | |
637 | ha->flags.pci_channel_io_perm_failure)) | |
638 | return; | |
639 | ||
640 | ha->isp_ops->disable_intrs(ha); | |
641 | qlafx00_soc_cpu_reset(vha); | |
8ae6d9c7 GM |
642 | } |
643 | ||
644 | /** | |
645 | * qlafx00_chip_diag() - Test ISPFx00 for proper operation. | |
646 | * @ha: HA context | |
647 | * | |
648 | * Returns 0 on success. | |
649 | */ | |
650 | int | |
651 | qlafx00_chip_diag(scsi_qla_host_t *vha) | |
652 | { | |
653 | int rval = 0; | |
654 | struct qla_hw_data *ha = vha->hw; | |
655 | struct req_que *req = ha->req_q_map[0]; | |
656 | ||
657 | ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length; | |
658 | ||
659 | rval = qlafx00_mbx_reg_test(vha); | |
660 | if (rval) { | |
661 | ql_log(ql_log_warn, vha, 0x1165, | |
662 | "Failed mailbox send register test\n"); | |
663 | } else { | |
664 | /* Flag a successful rval */ | |
665 | rval = QLA_SUCCESS; | |
666 | } | |
667 | return rval; | |
668 | } | |
669 | ||
670 | void | |
671 | qlafx00_config_rings(struct scsi_qla_host *vha) | |
672 | { | |
673 | struct qla_hw_data *ha = vha->hw; | |
674 | struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00; | |
8ae6d9c7 GM |
675 | |
676 | WRT_REG_DWORD(®->req_q_in, 0); | |
677 | WRT_REG_DWORD(®->req_q_out, 0); | |
678 | ||
679 | WRT_REG_DWORD(®->rsp_q_in, 0); | |
680 | WRT_REG_DWORD(®->rsp_q_out, 0); | |
681 | ||
682 | /* PCI posting */ | |
683 | RD_REG_DWORD(®->rsp_q_out); | |
684 | } | |
685 | ||
686 | char * | |
687 | qlafx00_pci_info_str(struct scsi_qla_host *vha, char *str) | |
688 | { | |
689 | struct qla_hw_data *ha = vha->hw; | |
8ae6d9c7 | 690 | |
ce9f7ed9 | 691 | if (pci_is_pcie(ha->pdev)) { |
8ae6d9c7 GM |
692 | strcpy(str, "PCIe iSA"); |
693 | return str; | |
694 | } | |
695 | return str; | |
696 | } | |
697 | ||
698 | char * | |
df57caba | 699 | qlafx00_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size) |
8ae6d9c7 GM |
700 | { |
701 | struct qla_hw_data *ha = vha->hw; | |
702 | ||
df57caba | 703 | snprintf(str, size, "%s", ha->mr.fw_version); |
8ae6d9c7 GM |
704 | return str; |
705 | } | |
706 | ||
707 | void | |
708 | qlafx00_enable_intrs(struct qla_hw_data *ha) | |
709 | { | |
710 | unsigned long flags = 0; | |
711 | ||
712 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
713 | ha->interrupts_on = 1; | |
714 | QLAFX00_ENABLE_ICNTRL_REG(ha); | |
715 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
716 | } | |
717 | ||
718 | void | |
719 | qlafx00_disable_intrs(struct qla_hw_data *ha) | |
720 | { | |
721 | unsigned long flags = 0; | |
722 | ||
723 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
724 | ha->interrupts_on = 0; | |
725 | QLAFX00_DISABLE_ICNTRL_REG(ha); | |
726 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
727 | } | |
728 | ||
8ae6d9c7 | 729 | int |
9cb78c16 | 730 | qlafx00_abort_target(fc_port_t *fcport, uint64_t l, int tag) |
8ae6d9c7 | 731 | { |
faef62d1 | 732 | return qla2x00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag); |
8ae6d9c7 GM |
733 | } |
734 | ||
735 | int | |
9cb78c16 | 736 | qlafx00_lun_reset(fc_port_t *fcport, uint64_t l, int tag) |
8ae6d9c7 | 737 | { |
faef62d1 | 738 | return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag); |
8ae6d9c7 GM |
739 | } |
740 | ||
5854771e AB |
741 | int |
742 | qlafx00_loop_reset(scsi_qla_host_t *vha) | |
743 | { | |
744 | int ret; | |
745 | struct fc_port *fcport; | |
746 | struct qla_hw_data *ha = vha->hw; | |
747 | ||
748 | if (ql2xtargetreset) { | |
749 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
750 | if (fcport->port_type != FCT_TARGET) | |
751 | continue; | |
752 | ||
753 | ret = ha->isp_ops->target_reset(fcport, 0, 0); | |
754 | if (ret != QLA_SUCCESS) { | |
755 | ql_dbg(ql_dbg_taskm, vha, 0x803d, | |
756 | "Bus Reset failed: Reset=%d " | |
757 | "d_id=%x.\n", ret, fcport->d_id.b24); | |
758 | } | |
759 | } | |
760 | } | |
761 | return QLA_SUCCESS; | |
762 | } | |
763 | ||
8ae6d9c7 GM |
764 | int |
765 | qlafx00_iospace_config(struct qla_hw_data *ha) | |
766 | { | |
767 | if (pci_request_selected_regions(ha->pdev, ha->bars, | |
768 | QLA2XXX_DRIVER_NAME)) { | |
769 | ql_log_pci(ql_log_fatal, ha->pdev, 0x014e, | |
770 | "Failed to reserve PIO/MMIO regions (%s), aborting.\n", | |
771 | pci_name(ha->pdev)); | |
772 | goto iospace_error_exit; | |
773 | } | |
774 | ||
775 | /* Use MMIO operations for all accesses. */ | |
776 | if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) { | |
777 | ql_log_pci(ql_log_warn, ha->pdev, 0x014f, | |
778 | "Invalid pci I/O region size (%s).\n", | |
779 | pci_name(ha->pdev)); | |
780 | goto iospace_error_exit; | |
781 | } | |
782 | if (pci_resource_len(ha->pdev, 0) < BAR0_LEN_FX00) { | |
783 | ql_log_pci(ql_log_warn, ha->pdev, 0x0127, | |
784 | "Invalid PCI mem BAR0 region size (%s), aborting\n", | |
785 | pci_name(ha->pdev)); | |
786 | goto iospace_error_exit; | |
787 | } | |
788 | ||
789 | ha->cregbase = | |
790 | ioremap_nocache(pci_resource_start(ha->pdev, 0), BAR0_LEN_FX00); | |
791 | if (!ha->cregbase) { | |
792 | ql_log_pci(ql_log_fatal, ha->pdev, 0x0128, | |
793 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
794 | goto iospace_error_exit; | |
795 | } | |
796 | ||
797 | if (!(pci_resource_flags(ha->pdev, 2) & IORESOURCE_MEM)) { | |
798 | ql_log_pci(ql_log_warn, ha->pdev, 0x0129, | |
799 | "region #2 not an MMIO resource (%s), aborting\n", | |
800 | pci_name(ha->pdev)); | |
801 | goto iospace_error_exit; | |
802 | } | |
803 | if (pci_resource_len(ha->pdev, 2) < BAR2_LEN_FX00) { | |
804 | ql_log_pci(ql_log_warn, ha->pdev, 0x012a, | |
805 | "Invalid PCI mem BAR2 region size (%s), aborting\n", | |
806 | pci_name(ha->pdev)); | |
807 | goto iospace_error_exit; | |
808 | } | |
809 | ||
810 | ha->iobase = | |
811 | ioremap_nocache(pci_resource_start(ha->pdev, 2), BAR2_LEN_FX00); | |
812 | if (!ha->iobase) { | |
813 | ql_log_pci(ql_log_fatal, ha->pdev, 0x012b, | |
814 | "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev)); | |
815 | goto iospace_error_exit; | |
816 | } | |
817 | ||
818 | /* Determine queue resources */ | |
819 | ha->max_req_queues = ha->max_rsp_queues = 1; | |
820 | ||
821 | ql_log_pci(ql_log_info, ha->pdev, 0x012c, | |
822 | "Bars 0x%x, iobase0 0x%p, iobase2 0x%p\n", | |
823 | ha->bars, ha->cregbase, ha->iobase); | |
824 | ||
825 | return 0; | |
826 | ||
827 | iospace_error_exit: | |
828 | return -ENOMEM; | |
829 | } | |
830 | ||
831 | static void | |
832 | qlafx00_save_queue_ptrs(struct scsi_qla_host *vha) | |
833 | { | |
834 | struct qla_hw_data *ha = vha->hw; | |
835 | struct req_que *req = ha->req_q_map[0]; | |
836 | struct rsp_que *rsp = ha->rsp_q_map[0]; | |
837 | ||
838 | req->length_fx00 = req->length; | |
839 | req->ring_fx00 = req->ring; | |
840 | req->dma_fx00 = req->dma; | |
841 | ||
842 | rsp->length_fx00 = rsp->length; | |
843 | rsp->ring_fx00 = rsp->ring; | |
844 | rsp->dma_fx00 = rsp->dma; | |
845 | ||
846 | ql_dbg(ql_dbg_init, vha, 0x012d, | |
847 | "req: %p, ring_fx00: %p, length_fx00: 0x%x," | |
848 | "req->dma_fx00: 0x%llx\n", req, req->ring_fx00, | |
849 | req->length_fx00, (u64)req->dma_fx00); | |
850 | ||
851 | ql_dbg(ql_dbg_init, vha, 0x012e, | |
852 | "rsp: %p, ring_fx00: %p, length_fx00: 0x%x," | |
853 | "rsp->dma_fx00: 0x%llx\n", rsp, rsp->ring_fx00, | |
854 | rsp->length_fx00, (u64)rsp->dma_fx00); | |
855 | } | |
856 | ||
857 | static int | |
858 | qlafx00_config_queues(struct scsi_qla_host *vha) | |
859 | { | |
860 | struct qla_hw_data *ha = vha->hw; | |
861 | struct req_que *req = ha->req_q_map[0]; | |
862 | struct rsp_que *rsp = ha->rsp_q_map[0]; | |
863 | dma_addr_t bar2_hdl = pci_resource_start(ha->pdev, 2); | |
864 | ||
865 | req->length = ha->req_que_len; | |
8dfa4b5a | 866 | req->ring = (void __force *)ha->iobase + ha->req_que_off; |
8ae6d9c7 GM |
867 | req->dma = bar2_hdl + ha->req_que_off; |
868 | if ((!req->ring) || (req->length == 0)) { | |
869 | ql_log_pci(ql_log_info, ha->pdev, 0x012f, | |
870 | "Unable to allocate memory for req_ring\n"); | |
871 | return QLA_FUNCTION_FAILED; | |
872 | } | |
873 | ||
874 | ql_dbg(ql_dbg_init, vha, 0x0130, | |
875 | "req: %p req_ring pointer %p req len 0x%x " | |
876 | "req off 0x%x\n, req->dma: 0x%llx", | |
877 | req, req->ring, req->length, | |
878 | ha->req_que_off, (u64)req->dma); | |
879 | ||
880 | rsp->length = ha->rsp_que_len; | |
8dfa4b5a | 881 | rsp->ring = (void __force *)ha->iobase + ha->rsp_que_off; |
8ae6d9c7 GM |
882 | rsp->dma = bar2_hdl + ha->rsp_que_off; |
883 | if ((!rsp->ring) || (rsp->length == 0)) { | |
884 | ql_log_pci(ql_log_info, ha->pdev, 0x0131, | |
885 | "Unable to allocate memory for rsp_ring\n"); | |
886 | return QLA_FUNCTION_FAILED; | |
887 | } | |
888 | ||
889 | ql_dbg(ql_dbg_init, vha, 0x0132, | |
890 | "rsp: %p rsp_ring pointer %p rsp len 0x%x " | |
891 | "rsp off 0x%x, rsp->dma: 0x%llx\n", | |
892 | rsp, rsp->ring, rsp->length, | |
893 | ha->rsp_que_off, (u64)rsp->dma); | |
894 | ||
895 | return QLA_SUCCESS; | |
896 | } | |
897 | ||
898 | static int | |
899 | qlafx00_init_fw_ready(scsi_qla_host_t *vha) | |
900 | { | |
901 | int rval = 0; | |
902 | unsigned long wtime; | |
903 | uint16_t wait_time; /* Wait time */ | |
904 | struct qla_hw_data *ha = vha->hw; | |
905 | struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00; | |
906 | uint32_t aenmbx, aenmbx7 = 0; | |
f9a2a543 | 907 | uint32_t pseudo_aen; |
8ae6d9c7 GM |
908 | uint32_t state[5]; |
909 | bool done = false; | |
910 | ||
911 | /* 30 seconds wait - Adjust if required */ | |
912 | wait_time = 30; | |
913 | ||
f9a2a543 AB |
914 | pseudo_aen = RD_REG_DWORD(®->pseudoaen); |
915 | if (pseudo_aen == 1) { | |
916 | aenmbx7 = RD_REG_DWORD(®->initval7); | |
917 | ha->mbx_intr_code = MSW(aenmbx7); | |
918 | ha->rqstq_intr_code = LSW(aenmbx7); | |
919 | rval = qlafx00_driver_shutdown(vha, 10); | |
920 | if (rval != QLA_SUCCESS) | |
921 | qlafx00_soft_reset(vha); | |
922 | } | |
923 | ||
8ae6d9c7 GM |
924 | /* wait time before firmware ready */ |
925 | wtime = jiffies + (wait_time * HZ); | |
926 | do { | |
927 | aenmbx = RD_REG_DWORD(®->aenmailbox0); | |
928 | barrier(); | |
929 | ql_dbg(ql_dbg_mbx, vha, 0x0133, | |
930 | "aenmbx: 0x%x\n", aenmbx); | |
931 | ||
932 | switch (aenmbx) { | |
933 | case MBA_FW_NOT_STARTED: | |
934 | case MBA_FW_STARTING: | |
935 | break; | |
936 | ||
937 | case MBA_SYSTEM_ERR: | |
938 | case MBA_REQ_TRANSFER_ERR: | |
939 | case MBA_RSP_TRANSFER_ERR: | |
940 | case MBA_FW_INIT_FAILURE: | |
941 | qlafx00_soft_reset(vha); | |
942 | break; | |
943 | ||
944 | case MBA_FW_RESTART_CMPLT: | |
945 | /* Set the mbx and rqstq intr code */ | |
946 | aenmbx7 = RD_REG_DWORD(®->aenmailbox7); | |
947 | ha->mbx_intr_code = MSW(aenmbx7); | |
948 | ha->rqstq_intr_code = LSW(aenmbx7); | |
949 | ha->req_que_off = RD_REG_DWORD(®->aenmailbox1); | |
950 | ha->rsp_que_off = RD_REG_DWORD(®->aenmailbox3); | |
951 | ha->req_que_len = RD_REG_DWORD(®->aenmailbox5); | |
952 | ha->rsp_que_len = RD_REG_DWORD(®->aenmailbox6); | |
953 | WRT_REG_DWORD(®->aenmailbox0, 0); | |
954 | RD_REG_DWORD_RELAXED(®->aenmailbox0); | |
955 | ql_dbg(ql_dbg_init, vha, 0x0134, | |
956 | "f/w returned mbx_intr_code: 0x%x, " | |
957 | "rqstq_intr_code: 0x%x\n", | |
958 | ha->mbx_intr_code, ha->rqstq_intr_code); | |
959 | QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS); | |
960 | rval = QLA_SUCCESS; | |
961 | done = true; | |
962 | break; | |
963 | ||
964 | default: | |
0f8cdff5 AB |
965 | if ((aenmbx & 0xFF00) == MBA_FW_INIT_INPROGRESS) |
966 | break; | |
967 | ||
8ae6d9c7 GM |
968 | /* If fw is apparently not ready. In order to continue, |
969 | * we might need to issue Mbox cmd, but the problem is | |
970 | * that the DoorBell vector values that come with the | |
971 | * 8060 AEN are most likely gone by now (and thus no | |
972 | * bell would be rung on the fw side when mbox cmd is | |
973 | * issued). We have to therefore grab the 8060 AEN | |
974 | * shadow regs (filled in by FW when the last 8060 | |
975 | * AEN was being posted). | |
976 | * Do the following to determine what is needed in | |
977 | * order to get the FW ready: | |
978 | * 1. reload the 8060 AEN values from the shadow regs | |
979 | * 2. clear int status to get rid of possible pending | |
980 | * interrupts | |
981 | * 3. issue Get FW State Mbox cmd to determine fw state | |
982 | * Set the mbx and rqstq intr code from Shadow Regs | |
983 | */ | |
984 | aenmbx7 = RD_REG_DWORD(®->initval7); | |
985 | ha->mbx_intr_code = MSW(aenmbx7); | |
986 | ha->rqstq_intr_code = LSW(aenmbx7); | |
987 | ha->req_que_off = RD_REG_DWORD(®->initval1); | |
988 | ha->rsp_que_off = RD_REG_DWORD(®->initval3); | |
989 | ha->req_que_len = RD_REG_DWORD(®->initval5); | |
990 | ha->rsp_que_len = RD_REG_DWORD(®->initval6); | |
991 | ql_dbg(ql_dbg_init, vha, 0x0135, | |
992 | "f/w returned mbx_intr_code: 0x%x, " | |
993 | "rqstq_intr_code: 0x%x\n", | |
994 | ha->mbx_intr_code, ha->rqstq_intr_code); | |
995 | QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS); | |
996 | ||
997 | /* Get the FW state */ | |
998 | rval = qlafx00_get_firmware_state(vha, state); | |
999 | if (rval != QLA_SUCCESS) { | |
1000 | /* Retry if timer has not expired */ | |
1001 | break; | |
1002 | } | |
1003 | ||
1004 | if (state[0] == FSTATE_FX00_CONFIG_WAIT) { | |
1005 | /* Firmware is waiting to be | |
1006 | * initialized by driver | |
1007 | */ | |
1008 | rval = QLA_SUCCESS; | |
1009 | done = true; | |
1010 | break; | |
1011 | } | |
1012 | ||
1013 | /* Issue driver shutdown and wait until f/w recovers. | |
1014 | * Driver should continue to poll until 8060 AEN is | |
1015 | * received indicating firmware recovery. | |
1016 | */ | |
1017 | ql_dbg(ql_dbg_init, vha, 0x0136, | |
1018 | "Sending Driver shutdown fw_state 0x%x\n", | |
1019 | state[0]); | |
1020 | ||
1021 | rval = qlafx00_driver_shutdown(vha, 10); | |
1022 | if (rval != QLA_SUCCESS) { | |
1023 | rval = QLA_FUNCTION_FAILED; | |
1024 | break; | |
1025 | } | |
1026 | msleep(500); | |
1027 | ||
1028 | wtime = jiffies + (wait_time * HZ); | |
1029 | break; | |
1030 | } | |
1031 | ||
1032 | if (!done) { | |
1033 | if (time_after_eq(jiffies, wtime)) { | |
1034 | ql_dbg(ql_dbg_init, vha, 0x0137, | |
1035 | "Init f/w failed: aen[7]: 0x%x\n", | |
1036 | RD_REG_DWORD(®->aenmailbox7)); | |
1037 | rval = QLA_FUNCTION_FAILED; | |
1038 | done = true; | |
1039 | break; | |
1040 | } | |
1041 | /* Delay for a while */ | |
1042 | msleep(500); | |
1043 | } | |
1044 | } while (!done); | |
1045 | ||
1046 | if (rval) | |
1047 | ql_dbg(ql_dbg_init, vha, 0x0138, | |
1048 | "%s **** FAILED ****.\n", __func__); | |
1049 | else | |
1050 | ql_dbg(ql_dbg_init, vha, 0x0139, | |
1051 | "%s **** SUCCESS ****.\n", __func__); | |
1052 | ||
1053 | return rval; | |
1054 | } | |
1055 | ||
1056 | /* | |
1057 | * qlafx00_fw_ready() - Waits for firmware ready. | |
1058 | * @ha: HA context | |
1059 | * | |
1060 | * Returns 0 on success. | |
1061 | */ | |
1062 | int | |
1063 | qlafx00_fw_ready(scsi_qla_host_t *vha) | |
1064 | { | |
1065 | int rval; | |
1066 | unsigned long wtime; | |
1067 | uint16_t wait_time; /* Wait time if loop is coming ready */ | |
1068 | uint32_t state[5]; | |
1069 | ||
1070 | rval = QLA_SUCCESS; | |
1071 | ||
1072 | wait_time = 10; | |
1073 | ||
1074 | /* wait time before firmware ready */ | |
1075 | wtime = jiffies + (wait_time * HZ); | |
1076 | ||
1077 | /* Wait for ISP to finish init */ | |
1078 | if (!vha->flags.init_done) | |
1079 | ql_dbg(ql_dbg_init, vha, 0x013a, | |
1080 | "Waiting for init to complete...\n"); | |
1081 | ||
1082 | do { | |
1083 | rval = qlafx00_get_firmware_state(vha, state); | |
1084 | ||
1085 | if (rval == QLA_SUCCESS) { | |
1086 | if (state[0] == FSTATE_FX00_INITIALIZED) { | |
1087 | ql_dbg(ql_dbg_init, vha, 0x013b, | |
1088 | "fw_state=%x\n", state[0]); | |
1089 | rval = QLA_SUCCESS; | |
1090 | break; | |
1091 | } | |
1092 | } | |
1093 | rval = QLA_FUNCTION_FAILED; | |
1094 | ||
1095 | if (time_after_eq(jiffies, wtime)) | |
1096 | break; | |
1097 | ||
1098 | /* Delay for a while */ | |
1099 | msleep(500); | |
1100 | ||
1101 | ql_dbg(ql_dbg_init, vha, 0x013c, | |
1102 | "fw_state=%x curr time=%lx.\n", state[0], jiffies); | |
1103 | } while (1); | |
1104 | ||
1105 | ||
1106 | if (rval) | |
1107 | ql_dbg(ql_dbg_init, vha, 0x013d, | |
1108 | "Firmware ready **** FAILED ****.\n"); | |
1109 | else | |
1110 | ql_dbg(ql_dbg_init, vha, 0x013e, | |
1111 | "Firmware ready **** SUCCESS ****.\n"); | |
1112 | ||
1113 | return rval; | |
1114 | } | |
1115 | ||
1116 | static int | |
1117 | qlafx00_find_all_targets(scsi_qla_host_t *vha, | |
1118 | struct list_head *new_fcports) | |
1119 | { | |
1120 | int rval; | |
1121 | uint16_t tgt_id; | |
1122 | fc_port_t *fcport, *new_fcport; | |
1123 | int found; | |
1124 | struct qla_hw_data *ha = vha->hw; | |
1125 | ||
1126 | rval = QLA_SUCCESS; | |
1127 | ||
1128 | if (!test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags)) | |
1129 | return QLA_FUNCTION_FAILED; | |
1130 | ||
1131 | if ((atomic_read(&vha->loop_down_timer) || | |
1132 | STATE_TRANSITION(vha))) { | |
1133 | atomic_set(&vha->loop_down_timer, 0); | |
1134 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); | |
1135 | return QLA_FUNCTION_FAILED; | |
1136 | } | |
1137 | ||
1138 | ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x2088, | |
1139 | "Listing Target bit map...\n"); | |
1140 | ql_dump_buffer(ql_dbg_disc + ql_dbg_init, vha, | |
1141 | 0x2089, (uint8_t *)ha->gid_list, 32); | |
1142 | ||
1143 | /* Allocate temporary rmtport for any new rmtports discovered. */ | |
1144 | new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); | |
1145 | if (new_fcport == NULL) | |
1146 | return QLA_MEMORY_ALLOC_FAILED; | |
1147 | ||
1148 | for_each_set_bit(tgt_id, (void *)ha->gid_list, | |
1149 | QLAFX00_TGT_NODE_LIST_SIZE) { | |
1150 | ||
1151 | /* Send get target node info */ | |
1152 | new_fcport->tgt_id = tgt_id; | |
1153 | rval = qlafx00_fx_disc(vha, new_fcport, | |
1154 | FXDISC_GET_TGT_NODE_INFO); | |
1155 | if (rval != QLA_SUCCESS) { | |
1156 | ql_log(ql_log_warn, vha, 0x208a, | |
1157 | "Target info scan failed -- assuming zero-entry " | |
1158 | "result...\n"); | |
1159 | continue; | |
1160 | } | |
1161 | ||
1162 | /* Locate matching device in database. */ | |
1163 | found = 0; | |
1164 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
1165 | if (memcmp(new_fcport->port_name, | |
1166 | fcport->port_name, WWN_SIZE)) | |
1167 | continue; | |
1168 | ||
1169 | found++; | |
1170 | ||
1171 | /* | |
1172 | * If tgt_id is same and state FCS_ONLINE, nothing | |
1173 | * changed. | |
1174 | */ | |
1175 | if (fcport->tgt_id == new_fcport->tgt_id && | |
1176 | atomic_read(&fcport->state) == FCS_ONLINE) | |
1177 | break; | |
1178 | ||
1179 | /* | |
1180 | * Tgt ID changed or device was marked to be updated. | |
1181 | */ | |
1182 | ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x208b, | |
1183 | "TGT-ID Change(%s): Present tgt id: " | |
1184 | "0x%x state: 0x%x " | |
1185 | "wwnn = %llx wwpn = %llx.\n", | |
1186 | __func__, fcport->tgt_id, | |
1187 | atomic_read(&fcport->state), | |
1188 | (unsigned long long)wwn_to_u64(fcport->node_name), | |
1189 | (unsigned long long)wwn_to_u64(fcport->port_name)); | |
1190 | ||
1191 | ql_log(ql_log_info, vha, 0x208c, | |
1192 | "TGT-ID Announce(%s): Discovered tgt " | |
1193 | "id 0x%x wwnn = %llx " | |
1194 | "wwpn = %llx.\n", __func__, new_fcport->tgt_id, | |
1195 | (unsigned long long) | |
1196 | wwn_to_u64(new_fcport->node_name), | |
1197 | (unsigned long long) | |
1198 | wwn_to_u64(new_fcport->port_name)); | |
1199 | ||
1200 | if (atomic_read(&fcport->state) != FCS_ONLINE) { | |
1201 | fcport->old_tgt_id = fcport->tgt_id; | |
1202 | fcport->tgt_id = new_fcport->tgt_id; | |
1203 | ql_log(ql_log_info, vha, 0x208d, | |
1204 | "TGT-ID: New fcport Added: %p\n", fcport); | |
1205 | qla2x00_update_fcport(vha, fcport); | |
1206 | } else { | |
1207 | ql_log(ql_log_info, vha, 0x208e, | |
1208 | " Existing TGT-ID %x did not get " | |
1209 | " offline event from firmware.\n", | |
1210 | fcport->old_tgt_id); | |
1211 | qla2x00_mark_device_lost(vha, fcport, 0, 0); | |
1212 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); | |
1213 | kfree(new_fcport); | |
1214 | return rval; | |
1215 | } | |
1216 | break; | |
1217 | } | |
1218 | ||
1219 | if (found) | |
1220 | continue; | |
1221 | ||
1222 | /* If device was not in our fcports list, then add it. */ | |
1223 | list_add_tail(&new_fcport->list, new_fcports); | |
1224 | ||
1225 | /* Allocate a new replacement fcport. */ | |
1226 | new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); | |
1227 | if (new_fcport == NULL) | |
1228 | return QLA_MEMORY_ALLOC_FAILED; | |
1229 | } | |
1230 | ||
1231 | kfree(new_fcport); | |
1232 | return rval; | |
1233 | } | |
1234 | ||
1235 | /* | |
1236 | * qlafx00_configure_all_targets | |
1237 | * Setup target devices with node ID's. | |
1238 | * | |
1239 | * Input: | |
1240 | * ha = adapter block pointer. | |
1241 | * | |
1242 | * Returns: | |
1243 | * 0 = success. | |
1244 | * BIT_0 = error | |
1245 | */ | |
1246 | static int | |
1247 | qlafx00_configure_all_targets(scsi_qla_host_t *vha) | |
1248 | { | |
1249 | int rval; | |
1250 | fc_port_t *fcport, *rmptemp; | |
1251 | LIST_HEAD(new_fcports); | |
1252 | ||
1253 | rval = qlafx00_fx_disc(vha, &vha->hw->mr.fcport, | |
1254 | FXDISC_GET_TGT_NODE_LIST); | |
1255 | if (rval != QLA_SUCCESS) { | |
1256 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); | |
1257 | return rval; | |
1258 | } | |
1259 | ||
1260 | rval = qlafx00_find_all_targets(vha, &new_fcports); | |
1261 | if (rval != QLA_SUCCESS) { | |
1262 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); | |
1263 | return rval; | |
1264 | } | |
1265 | ||
1266 | /* | |
1267 | * Delete all previous devices marked lost. | |
1268 | */ | |
1269 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
1270 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) | |
1271 | break; | |
1272 | ||
1273 | if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) { | |
1274 | if (fcport->port_type != FCT_INITIATOR) | |
1275 | qla2x00_mark_device_lost(vha, fcport, 0, 0); | |
1276 | } | |
1277 | } | |
1278 | ||
1279 | /* | |
1280 | * Add the new devices to our devices list. | |
1281 | */ | |
1282 | list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) { | |
1283 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) | |
1284 | break; | |
1285 | ||
1286 | qla2x00_update_fcport(vha, fcport); | |
1287 | list_move_tail(&fcport->list, &vha->vp_fcports); | |
1288 | ql_log(ql_log_info, vha, 0x208f, | |
1289 | "Attach new target id 0x%x wwnn = %llx " | |
1290 | "wwpn = %llx.\n", | |
1291 | fcport->tgt_id, | |
1292 | (unsigned long long)wwn_to_u64(fcport->node_name), | |
1293 | (unsigned long long)wwn_to_u64(fcport->port_name)); | |
1294 | } | |
1295 | ||
1296 | /* Free all new device structures not processed. */ | |
1297 | list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) { | |
1298 | list_del(&fcport->list); | |
1299 | kfree(fcport); | |
1300 | } | |
1301 | ||
1302 | return rval; | |
1303 | } | |
1304 | ||
1305 | /* | |
1306 | * qlafx00_configure_devices | |
1307 | * Updates Fibre Channel Device Database with what is actually on loop. | |
1308 | * | |
1309 | * Input: | |
1310 | * ha = adapter block pointer. | |
1311 | * | |
1312 | * Returns: | |
1313 | * 0 = success. | |
1314 | * 1 = error. | |
1315 | * 2 = database was full and device was not configured. | |
1316 | */ | |
1317 | int | |
1318 | qlafx00_configure_devices(scsi_qla_host_t *vha) | |
1319 | { | |
1320 | int rval; | |
52c82823 | 1321 | unsigned long flags; |
8ae6d9c7 GM |
1322 | rval = QLA_SUCCESS; |
1323 | ||
52c82823 | 1324 | flags = vha->dpc_flags; |
8ae6d9c7 GM |
1325 | |
1326 | ql_dbg(ql_dbg_disc, vha, 0x2090, | |
1327 | "Configure devices -- dpc flags =0x%lx\n", flags); | |
1328 | ||
1329 | rval = qlafx00_configure_all_targets(vha); | |
1330 | ||
1331 | if (rval == QLA_SUCCESS) { | |
1332 | if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) { | |
1333 | rval = QLA_FUNCTION_FAILED; | |
1334 | } else { | |
1335 | atomic_set(&vha->loop_state, LOOP_READY); | |
1336 | ql_log(ql_log_info, vha, 0x2091, | |
1337 | "Device Ready\n"); | |
1338 | } | |
1339 | } | |
1340 | ||
1341 | if (rval) { | |
1342 | ql_dbg(ql_dbg_disc, vha, 0x2092, | |
1343 | "%s *** FAILED ***.\n", __func__); | |
1344 | } else { | |
1345 | ql_dbg(ql_dbg_disc, vha, 0x2093, | |
1346 | "%s: exiting normally.\n", __func__); | |
1347 | } | |
1348 | return rval; | |
1349 | } | |
1350 | ||
1351 | static void | |
71e56003 | 1352 | qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha, bool critemp) |
8ae6d9c7 GM |
1353 | { |
1354 | struct qla_hw_data *ha = vha->hw; | |
1355 | fc_port_t *fcport; | |
1356 | ||
1357 | vha->flags.online = 0; | |
8ae6d9c7 | 1358 | ha->mr.fw_hbt_en = 0; |
8ae6d9c7 | 1359 | |
71e56003 AB |
1360 | if (!critemp) { |
1361 | ha->flags.chip_reset_done = 0; | |
1362 | clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1363 | vha->qla_stats.total_isp_aborts++; | |
1364 | ql_log(ql_log_info, vha, 0x013f, | |
1365 | "Performing ISP error recovery - ha = %p.\n", ha); | |
1366 | ha->isp_ops->reset_chip(vha); | |
1367 | } | |
8ae6d9c7 GM |
1368 | |
1369 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
1370 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
1371 | atomic_set(&vha->loop_down_timer, | |
1372 | QLAFX00_LOOP_DOWN_TIME); | |
1373 | } else { | |
1374 | if (!atomic_read(&vha->loop_down_timer)) | |
1375 | atomic_set(&vha->loop_down_timer, | |
1376 | QLAFX00_LOOP_DOWN_TIME); | |
1377 | } | |
1378 | ||
1379 | /* Clear all async request states across all VPs. */ | |
1380 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
1381 | fcport->flags = 0; | |
1382 | if (atomic_read(&fcport->state) == FCS_ONLINE) | |
1383 | qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST); | |
1384 | } | |
1385 | ||
1386 | if (!ha->flags.eeh_busy) { | |
71e56003 AB |
1387 | if (critemp) { |
1388 | qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); | |
1389 | } else { | |
1390 | /* Requeue all commands in outstanding command list. */ | |
1391 | qla2x00_abort_all_cmds(vha, DID_RESET << 16); | |
1392 | } | |
8ae6d9c7 GM |
1393 | } |
1394 | ||
1395 | qla2x00_free_irqs(vha); | |
71e56003 AB |
1396 | if (critemp) |
1397 | set_bit(FX00_CRITEMP_RECOVERY, &vha->dpc_flags); | |
1398 | else | |
1399 | set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags); | |
8ae6d9c7 GM |
1400 | |
1401 | /* Clear the Interrupts */ | |
1402 | QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS); | |
1403 | ||
1404 | ql_log(ql_log_info, vha, 0x0140, | |
1405 | "%s Done done - ha=%p.\n", __func__, ha); | |
1406 | } | |
1407 | ||
1408 | /** | |
1409 | * qlafx00_init_response_q_entries() - Initializes response queue entries. | |
1410 | * @ha: HA context | |
1411 | * | |
1412 | * Beginning of request ring has initialization control block already built | |
1413 | * by nvram config routine. | |
1414 | * | |
1415 | * Returns 0 on success. | |
1416 | */ | |
1417 | void | |
1418 | qlafx00_init_response_q_entries(struct rsp_que *rsp) | |
1419 | { | |
1420 | uint16_t cnt; | |
1421 | response_t *pkt; | |
1422 | ||
1423 | rsp->ring_ptr = rsp->ring; | |
1424 | rsp->ring_index = 0; | |
1425 | rsp->status_srb = NULL; | |
1426 | pkt = rsp->ring_ptr; | |
1427 | for (cnt = 0; cnt < rsp->length; cnt++) { | |
1428 | pkt->signature = RESPONSE_PROCESSED; | |
8dfa4b5a | 1429 | WRT_REG_DWORD((void __force __iomem *)&pkt->signature, |
1f8deefe | 1430 | RESPONSE_PROCESSED); |
8ae6d9c7 GM |
1431 | pkt++; |
1432 | } | |
1433 | } | |
1434 | ||
1435 | int | |
1436 | qlafx00_rescan_isp(scsi_qla_host_t *vha) | |
1437 | { | |
1438 | uint32_t status = QLA_FUNCTION_FAILED; | |
1439 | struct qla_hw_data *ha = vha->hw; | |
1440 | struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00; | |
1441 | uint32_t aenmbx7; | |
1442 | ||
1443 | qla2x00_request_irqs(ha, ha->rsp_q_map[0]); | |
1444 | ||
1445 | aenmbx7 = RD_REG_DWORD(®->aenmailbox7); | |
1446 | ha->mbx_intr_code = MSW(aenmbx7); | |
1447 | ha->rqstq_intr_code = LSW(aenmbx7); | |
1448 | ha->req_que_off = RD_REG_DWORD(®->aenmailbox1); | |
1449 | ha->rsp_que_off = RD_REG_DWORD(®->aenmailbox3); | |
1450 | ha->req_que_len = RD_REG_DWORD(®->aenmailbox5); | |
1451 | ha->rsp_que_len = RD_REG_DWORD(®->aenmailbox6); | |
1452 | ||
1453 | ql_dbg(ql_dbg_disc, vha, 0x2094, | |
1454 | "fw returned mbx_intr_code: 0x%x, rqstq_intr_code: 0x%x " | |
1455 | " Req que offset 0x%x Rsp que offset 0x%x\n", | |
1456 | ha->mbx_intr_code, ha->rqstq_intr_code, | |
1457 | ha->req_que_off, ha->rsp_que_len); | |
1458 | ||
1459 | /* Clear the Interrupts */ | |
1460 | QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS); | |
1461 | ||
1462 | status = qla2x00_init_rings(vha); | |
1463 | if (!status) { | |
1464 | vha->flags.online = 1; | |
1465 | ||
1466 | /* if no cable then assume it's good */ | |
1467 | if ((vha->device_flags & DFLG_NO_CABLE)) | |
1468 | status = 0; | |
1469 | /* Register system information */ | |
1470 | if (qlafx00_fx_disc(vha, | |
1471 | &vha->hw->mr.fcport, FXDISC_REG_HOST_INFO)) | |
1472 | ql_dbg(ql_dbg_disc, vha, 0x2095, | |
1473 | "failed to register host info\n"); | |
1474 | } | |
1475 | scsi_unblock_requests(vha->host); | |
1476 | return status; | |
1477 | } | |
1478 | ||
1479 | void | |
1480 | qlafx00_timer_routine(scsi_qla_host_t *vha) | |
1481 | { | |
1482 | struct qla_hw_data *ha = vha->hw; | |
1483 | uint32_t fw_heart_beat; | |
1484 | uint32_t aenmbx0; | |
1485 | struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00; | |
71e56003 | 1486 | uint32_t tempc; |
8ae6d9c7 GM |
1487 | |
1488 | /* Check firmware health */ | |
1489 | if (ha->mr.fw_hbt_cnt) | |
1490 | ha->mr.fw_hbt_cnt--; | |
1491 | else { | |
1492 | if ((!ha->flags.mr_reset_hdlr_active) && | |
1493 | (!test_bit(UNLOADING, &vha->dpc_flags)) && | |
1494 | (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) && | |
1495 | (ha->mr.fw_hbt_en)) { | |
1496 | fw_heart_beat = RD_REG_DWORD(®->fwheartbeat); | |
1497 | if (fw_heart_beat != ha->mr.old_fw_hbt_cnt) { | |
1498 | ha->mr.old_fw_hbt_cnt = fw_heart_beat; | |
1499 | ha->mr.fw_hbt_miss_cnt = 0; | |
1500 | } else { | |
1501 | ha->mr.fw_hbt_miss_cnt++; | |
1502 | if (ha->mr.fw_hbt_miss_cnt == | |
1503 | QLAFX00_HEARTBEAT_MISS_CNT) { | |
1504 | set_bit(ISP_ABORT_NEEDED, | |
1505 | &vha->dpc_flags); | |
1506 | qla2xxx_wake_dpc(vha); | |
1507 | ha->mr.fw_hbt_miss_cnt = 0; | |
1508 | } | |
1509 | } | |
1510 | } | |
1511 | ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL; | |
1512 | } | |
1513 | ||
1514 | if (test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags)) { | |
1515 | /* Reset recovery to be performed in timer routine */ | |
1516 | aenmbx0 = RD_REG_DWORD(®->aenmailbox0); | |
1517 | if (ha->mr.fw_reset_timer_exp) { | |
1518 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1519 | qla2xxx_wake_dpc(vha); | |
1520 | ha->mr.fw_reset_timer_exp = 0; | |
1521 | } else if (aenmbx0 == MBA_FW_RESTART_CMPLT) { | |
1522 | /* Wake up DPC to rescan the targets */ | |
1523 | set_bit(FX00_TARGET_SCAN, &vha->dpc_flags); | |
1524 | clear_bit(FX00_RESET_RECOVERY, &vha->dpc_flags); | |
1525 | qla2xxx_wake_dpc(vha); | |
1526 | ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL; | |
1527 | } else if ((aenmbx0 == MBA_FW_STARTING) && | |
1528 | (!ha->mr.fw_hbt_en)) { | |
1529 | ha->mr.fw_hbt_en = 1; | |
1530 | } else if (!ha->mr.fw_reset_timer_tick) { | |
1531 | if (aenmbx0 == ha->mr.old_aenmbx0_state) | |
1532 | ha->mr.fw_reset_timer_exp = 1; | |
1533 | ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL; | |
1534 | } else if (aenmbx0 == 0xFFFFFFFF) { | |
1535 | uint32_t data0, data1; | |
1536 | ||
1537 | data0 = QLAFX00_RD_REG(ha, | |
1538 | QLAFX00_BAR1_BASE_ADDR_REG); | |
1539 | data1 = QLAFX00_RD_REG(ha, | |
1540 | QLAFX00_PEX0_WIN0_BASE_ADDR_REG); | |
1541 | ||
1542 | data0 &= 0xffff0000; | |
1543 | data1 &= 0x0000ffff; | |
1544 | ||
1545 | QLAFX00_WR_REG(ha, | |
1546 | QLAFX00_PEX0_WIN0_BASE_ADDR_REG, | |
1547 | (data0 | data1)); | |
1548 | } else if ((aenmbx0 & 0xFF00) == MBA_FW_POLL_STATE) { | |
1549 | ha->mr.fw_reset_timer_tick = | |
1550 | QLAFX00_MAX_RESET_INTERVAL; | |
b6511d99 AB |
1551 | } else if (aenmbx0 == MBA_FW_RESET_FCT) { |
1552 | ha->mr.fw_reset_timer_tick = | |
1553 | QLAFX00_MAX_RESET_INTERVAL; | |
8ae6d9c7 | 1554 | } |
e475f9c0 JK |
1555 | if (ha->mr.old_aenmbx0_state != aenmbx0) { |
1556 | ha->mr.old_aenmbx0_state = aenmbx0; | |
1557 | ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL; | |
1558 | } | |
8ae6d9c7 GM |
1559 | ha->mr.fw_reset_timer_tick--; |
1560 | } | |
71e56003 AB |
1561 | if (test_bit(FX00_CRITEMP_RECOVERY, &vha->dpc_flags)) { |
1562 | /* | |
1563 | * Critical temperature recovery to be | |
1564 | * performed in timer routine | |
1565 | */ | |
1566 | if (ha->mr.fw_critemp_timer_tick == 0) { | |
1567 | tempc = QLAFX00_GET_TEMPERATURE(ha); | |
6ddcfef7 | 1568 | ql_dbg(ql_dbg_timer, vha, 0x6012, |
71e56003 AB |
1569 | "ISPFx00(%s): Critical temp timer, " |
1570 | "current SOC temperature: %d\n", | |
1571 | __func__, tempc); | |
1572 | if (tempc < ha->mr.critical_temperature) { | |
1573 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1574 | clear_bit(FX00_CRITEMP_RECOVERY, | |
1575 | &vha->dpc_flags); | |
1576 | qla2xxx_wake_dpc(vha); | |
1577 | } | |
1578 | ha->mr.fw_critemp_timer_tick = | |
1579 | QLAFX00_CRITEMP_INTERVAL; | |
1580 | } else { | |
1581 | ha->mr.fw_critemp_timer_tick--; | |
1582 | } | |
1583 | } | |
e8f5e95d AB |
1584 | if (ha->mr.host_info_resend) { |
1585 | /* | |
1586 | * Incomplete host info might be sent to firmware | |
1587 | * durinng system boot - info should be resend | |
1588 | */ | |
1589 | if (ha->mr.hinfo_resend_timer_tick == 0) { | |
1590 | ha->mr.host_info_resend = false; | |
1591 | set_bit(FX00_HOST_INFO_RESEND, &vha->dpc_flags); | |
1592 | ha->mr.hinfo_resend_timer_tick = | |
1593 | QLAFX00_HINFO_RESEND_INTERVAL; | |
1594 | qla2xxx_wake_dpc(vha); | |
1595 | } else { | |
1596 | ha->mr.hinfo_resend_timer_tick--; | |
1597 | } | |
1598 | } | |
1599 | ||
8ae6d9c7 GM |
1600 | } |
1601 | ||
1602 | /* | |
1603 | * qlfx00a_reset_initialize | |
1604 | * Re-initialize after a iSA device reset. | |
1605 | * | |
1606 | * Input: | |
1607 | * ha = adapter block pointer. | |
1608 | * | |
1609 | * Returns: | |
1610 | * 0 = success | |
1611 | */ | |
1612 | int | |
1613 | qlafx00_reset_initialize(scsi_qla_host_t *vha) | |
1614 | { | |
1615 | struct qla_hw_data *ha = vha->hw; | |
1616 | ||
1617 | if (vha->device_flags & DFLG_DEV_FAILED) { | |
1618 | ql_dbg(ql_dbg_init, vha, 0x0142, | |
1619 | "Device in failed state\n"); | |
1620 | return QLA_SUCCESS; | |
1621 | } | |
1622 | ||
1623 | ha->flags.mr_reset_hdlr_active = 1; | |
1624 | ||
1625 | if (vha->flags.online) { | |
1626 | scsi_block_requests(vha->host); | |
71e56003 | 1627 | qlafx00_abort_isp_cleanup(vha, false); |
8ae6d9c7 GM |
1628 | } |
1629 | ||
1630 | ql_log(ql_log_info, vha, 0x0143, | |
1631 | "(%s): succeeded.\n", __func__); | |
1632 | ha->flags.mr_reset_hdlr_active = 0; | |
1633 | return QLA_SUCCESS; | |
1634 | } | |
1635 | ||
1636 | /* | |
1637 | * qlafx00_abort_isp | |
1638 | * Resets ISP and aborts all outstanding commands. | |
1639 | * | |
1640 | * Input: | |
1641 | * ha = adapter block pointer. | |
1642 | * | |
1643 | * Returns: | |
1644 | * 0 = success | |
1645 | */ | |
1646 | int | |
1647 | qlafx00_abort_isp(scsi_qla_host_t *vha) | |
1648 | { | |
1649 | struct qla_hw_data *ha = vha->hw; | |
1650 | ||
1651 | if (vha->flags.online) { | |
1652 | if (unlikely(pci_channel_offline(ha->pdev) && | |
1653 | ha->flags.pci_channel_io_perm_failure)) { | |
1654 | clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags); | |
1655 | return QLA_SUCCESS; | |
1656 | } | |
1657 | ||
1658 | scsi_block_requests(vha->host); | |
71e56003 | 1659 | qlafx00_abort_isp_cleanup(vha, false); |
e601d778 AB |
1660 | } else { |
1661 | scsi_block_requests(vha->host); | |
1662 | clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1663 | vha->qla_stats.total_isp_aborts++; | |
1664 | ha->isp_ops->reset_chip(vha); | |
1665 | set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags); | |
1666 | /* Clear the Interrupts */ | |
1667 | QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS); | |
8ae6d9c7 GM |
1668 | } |
1669 | ||
1670 | ql_log(ql_log_info, vha, 0x0145, | |
1671 | "(%s): succeeded.\n", __func__); | |
1672 | ||
1673 | return QLA_SUCCESS; | |
1674 | } | |
1675 | ||
1676 | static inline fc_port_t* | |
1677 | qlafx00_get_fcport(struct scsi_qla_host *vha, int tgt_id) | |
1678 | { | |
1679 | fc_port_t *fcport; | |
1680 | ||
1681 | /* Check for matching device in remote port list. */ | |
8ae6d9c7 GM |
1682 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
1683 | if (fcport->tgt_id == tgt_id) { | |
1684 | ql_dbg(ql_dbg_async, vha, 0x5072, | |
1685 | "Matching fcport(%p) found with TGT-ID: 0x%x " | |
1686 | "and Remote TGT_ID: 0x%x\n", | |
1687 | fcport, fcport->tgt_id, tgt_id); | |
24a42d50 | 1688 | return fcport; |
8ae6d9c7 GM |
1689 | } |
1690 | } | |
24a42d50 | 1691 | return NULL; |
8ae6d9c7 GM |
1692 | } |
1693 | ||
1694 | static void | |
1695 | qlafx00_tgt_detach(struct scsi_qla_host *vha, int tgt_id) | |
1696 | { | |
1697 | fc_port_t *fcport; | |
1698 | ||
1699 | ql_log(ql_log_info, vha, 0x5073, | |
1700 | "Detach TGT-ID: 0x%x\n", tgt_id); | |
1701 | ||
1702 | fcport = qlafx00_get_fcport(vha, tgt_id); | |
1703 | if (!fcport) | |
1704 | return; | |
1705 | ||
1706 | qla2x00_mark_device_lost(vha, fcport, 0, 0); | |
1707 | ||
1708 | return; | |
1709 | } | |
1710 | ||
1711 | int | |
1712 | qlafx00_process_aen(struct scsi_qla_host *vha, struct qla_work_evt *evt) | |
1713 | { | |
1714 | int rval = 0; | |
1715 | uint32_t aen_code, aen_data; | |
1716 | ||
1717 | aen_code = FCH_EVT_VENDOR_UNIQUE; | |
1718 | aen_data = evt->u.aenfx.evtcode; | |
1719 | ||
1720 | switch (evt->u.aenfx.evtcode) { | |
1721 | case QLAFX00_MBA_PORT_UPDATE: /* Port database update */ | |
1722 | if (evt->u.aenfx.mbx[1] == 0) { | |
1723 | if (evt->u.aenfx.mbx[2] == 1) { | |
1724 | if (!vha->flags.fw_tgt_reported) | |
1725 | vha->flags.fw_tgt_reported = 1; | |
1726 | atomic_set(&vha->loop_down_timer, 0); | |
1727 | atomic_set(&vha->loop_state, LOOP_UP); | |
1728 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); | |
1729 | qla2xxx_wake_dpc(vha); | |
1730 | } else if (evt->u.aenfx.mbx[2] == 2) { | |
1731 | qlafx00_tgt_detach(vha, evt->u.aenfx.mbx[3]); | |
1732 | } | |
1733 | } else if (evt->u.aenfx.mbx[1] == 0xffff) { | |
1734 | if (evt->u.aenfx.mbx[2] == 1) { | |
1735 | if (!vha->flags.fw_tgt_reported) | |
1736 | vha->flags.fw_tgt_reported = 1; | |
1737 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); | |
1738 | } else if (evt->u.aenfx.mbx[2] == 2) { | |
1739 | vha->device_flags |= DFLG_NO_CABLE; | |
1740 | qla2x00_mark_all_devices_lost(vha, 1); | |
1741 | } | |
1742 | } | |
1743 | break; | |
1744 | case QLAFX00_MBA_LINK_UP: | |
1745 | aen_code = FCH_EVT_LINKUP; | |
1746 | aen_data = 0; | |
1747 | break; | |
1748 | case QLAFX00_MBA_LINK_DOWN: | |
1749 | aen_code = FCH_EVT_LINKDOWN; | |
1750 | aen_data = 0; | |
1751 | break; | |
71e56003 AB |
1752 | case QLAFX00_MBA_TEMP_CRIT: /* Critical temperature event */ |
1753 | ql_log(ql_log_info, vha, 0x5082, | |
1754 | "Process critical temperature event " | |
1755 | "aenmb[0]: %x\n", | |
1756 | evt->u.aenfx.evtcode); | |
1757 | scsi_block_requests(vha->host); | |
1758 | qlafx00_abort_isp_cleanup(vha, true); | |
1759 | scsi_unblock_requests(vha->host); | |
1760 | break; | |
8ae6d9c7 GM |
1761 | } |
1762 | ||
1763 | fc_host_post_event(vha->host, fc_get_event_number(), | |
1764 | aen_code, aen_data); | |
1765 | ||
1766 | return rval; | |
1767 | } | |
1768 | ||
1769 | static void | |
1770 | qlafx00_update_host_attr(scsi_qla_host_t *vha, struct port_info_data *pinfo) | |
1771 | { | |
1772 | u64 port_name = 0, node_name = 0; | |
1773 | ||
1774 | port_name = (unsigned long long)wwn_to_u64(pinfo->port_name); | |
1775 | node_name = (unsigned long long)wwn_to_u64(pinfo->node_name); | |
1776 | ||
1777 | fc_host_node_name(vha->host) = node_name; | |
1778 | fc_host_port_name(vha->host) = port_name; | |
1779 | if (!pinfo->port_type) | |
1780 | vha->hw->current_topology = ISP_CFG_F; | |
1781 | if (pinfo->link_status == QLAFX00_LINK_STATUS_UP) | |
1782 | atomic_set(&vha->loop_state, LOOP_READY); | |
1783 | else if (pinfo->link_status == QLAFX00_LINK_STATUS_DOWN) | |
1784 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
1785 | vha->hw->link_data_rate = (uint16_t)pinfo->link_config; | |
1786 | } | |
1787 | ||
1788 | static void | |
1789 | qla2x00_fxdisc_iocb_timeout(void *data) | |
1790 | { | |
1791 | srb_t *sp = (srb_t *)data; | |
1792 | struct srb_iocb *lio = &sp->u.iocb_cmd; | |
1793 | ||
1794 | complete(&lio->u.fxiocb.fxiocb_comp); | |
1795 | } | |
1796 | ||
1797 | static void | |
1798 | qla2x00_fxdisc_sp_done(void *data, void *ptr, int res) | |
1799 | { | |
1800 | srb_t *sp = (srb_t *)ptr; | |
1801 | struct srb_iocb *lio = &sp->u.iocb_cmd; | |
1802 | ||
1803 | complete(&lio->u.fxiocb.fxiocb_comp); | |
1804 | } | |
1805 | ||
1806 | int | |
1f8deefe | 1807 | qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type) |
8ae6d9c7 GM |
1808 | { |
1809 | srb_t *sp; | |
1810 | struct srb_iocb *fdisc; | |
1811 | int rval = QLA_FUNCTION_FAILED; | |
1812 | struct qla_hw_data *ha = vha->hw; | |
1813 | struct host_system_info *phost_info; | |
1814 | struct register_host_info *preg_hsi; | |
1815 | struct new_utsname *p_sysid = NULL; | |
8ae6d9c7 GM |
1816 | |
1817 | sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); | |
1818 | if (!sp) | |
1819 | goto done; | |
1820 | ||
1821 | fdisc = &sp->u.iocb_cmd; | |
1822 | switch (fx_type) { | |
1823 | case FXDISC_GET_CONFIG_INFO: | |
1824 | fdisc->u.fxiocb.flags = | |
1825 | SRB_FXDISC_RESP_DMA_VALID; | |
1826 | fdisc->u.fxiocb.rsp_len = sizeof(struct config_info_data); | |
1827 | break; | |
1828 | case FXDISC_GET_PORT_INFO: | |
1829 | fdisc->u.fxiocb.flags = | |
1830 | SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID; | |
1831 | fdisc->u.fxiocb.rsp_len = QLAFX00_PORT_DATA_INFO; | |
1f8deefe | 1832 | fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->port_id); |
8ae6d9c7 GM |
1833 | break; |
1834 | case FXDISC_GET_TGT_NODE_INFO: | |
1835 | fdisc->u.fxiocb.flags = | |
1836 | SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID; | |
1837 | fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_INFO; | |
1f8deefe | 1838 | fdisc->u.fxiocb.req_data = cpu_to_le32(fcport->tgt_id); |
8ae6d9c7 GM |
1839 | break; |
1840 | case FXDISC_GET_TGT_NODE_LIST: | |
1841 | fdisc->u.fxiocb.flags = | |
1842 | SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID; | |
1843 | fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_LIST_SIZE; | |
1844 | break; | |
1845 | case FXDISC_REG_HOST_INFO: | |
1846 | fdisc->u.fxiocb.flags = SRB_FXDISC_REQ_DMA_VALID; | |
1847 | fdisc->u.fxiocb.req_len = sizeof(struct register_host_info); | |
1848 | p_sysid = utsname(); | |
1849 | if (!p_sysid) { | |
1850 | ql_log(ql_log_warn, vha, 0x303c, | |
0b1587b1 | 1851 | "Not able to get the system information\n"); |
8ae6d9c7 GM |
1852 | goto done_free_sp; |
1853 | } | |
1854 | break; | |
767157c5 | 1855 | case FXDISC_ABORT_IOCTL: |
8ae6d9c7 GM |
1856 | default: |
1857 | break; | |
1858 | } | |
1859 | ||
1860 | if (fdisc->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) { | |
1861 | fdisc->u.fxiocb.req_addr = dma_alloc_coherent(&ha->pdev->dev, | |
1862 | fdisc->u.fxiocb.req_len, | |
1863 | &fdisc->u.fxiocb.req_dma_handle, GFP_KERNEL); | |
1864 | if (!fdisc->u.fxiocb.req_addr) | |
1865 | goto done_free_sp; | |
1866 | ||
1867 | if (fx_type == FXDISC_REG_HOST_INFO) { | |
1868 | preg_hsi = (struct register_host_info *) | |
1869 | fdisc->u.fxiocb.req_addr; | |
1870 | phost_info = &preg_hsi->hsi; | |
1871 | memset(preg_hsi, 0, sizeof(struct register_host_info)); | |
1872 | phost_info->os_type = OS_TYPE_LINUX; | |
1873 | strncpy(phost_info->sysname, | |
1874 | p_sysid->sysname, SYSNAME_LENGTH); | |
1875 | strncpy(phost_info->nodename, | |
1876 | p_sysid->nodename, NODENAME_LENGTH); | |
e8f5e95d AB |
1877 | if (!strcmp(phost_info->nodename, "(none)")) |
1878 | ha->mr.host_info_resend = true; | |
8ae6d9c7 GM |
1879 | strncpy(phost_info->release, |
1880 | p_sysid->release, RELEASE_LENGTH); | |
1881 | strncpy(phost_info->version, | |
1882 | p_sysid->version, VERSION_LENGTH); | |
1883 | strncpy(phost_info->machine, | |
1884 | p_sysid->machine, MACHINE_LENGTH); | |
1885 | strncpy(phost_info->domainname, | |
1886 | p_sysid->domainname, DOMNAME_LENGTH); | |
1887 | strncpy(phost_info->hostdriver, | |
1888 | QLA2XXX_VERSION, VERSION_LENGTH); | |
5ea33eb5 | 1889 | preg_hsi->utc = (uint64_t)ktime_get_real_seconds(); |
8ae6d9c7 GM |
1890 | ql_dbg(ql_dbg_init, vha, 0x0149, |
1891 | "ISP%04X: Host registration with firmware\n", | |
1892 | ha->pdev->device); | |
1893 | ql_dbg(ql_dbg_init, vha, 0x014a, | |
1894 | "os_type = '%d', sysname = '%s', nodname = '%s'\n", | |
1895 | phost_info->os_type, | |
1896 | phost_info->sysname, | |
1897 | phost_info->nodename); | |
1898 | ql_dbg(ql_dbg_init, vha, 0x014b, | |
1899 | "release = '%s', version = '%s'\n", | |
1900 | phost_info->release, | |
1901 | phost_info->version); | |
1902 | ql_dbg(ql_dbg_init, vha, 0x014c, | |
1903 | "machine = '%s' " | |
1904 | "domainname = '%s', hostdriver = '%s'\n", | |
1905 | phost_info->machine, | |
1906 | phost_info->domainname, | |
1907 | phost_info->hostdriver); | |
1908 | ql_dump_buffer(ql_dbg_init + ql_dbg_disc, vha, 0x014d, | |
1909 | (uint8_t *)phost_info, | |
1910 | sizeof(struct host_system_info)); | |
1911 | } | |
1912 | } | |
1913 | ||
1914 | if (fdisc->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) { | |
1915 | fdisc->u.fxiocb.rsp_addr = dma_alloc_coherent(&ha->pdev->dev, | |
1916 | fdisc->u.fxiocb.rsp_len, | |
1917 | &fdisc->u.fxiocb.rsp_dma_handle, GFP_KERNEL); | |
1918 | if (!fdisc->u.fxiocb.rsp_addr) | |
1919 | goto done_unmap_req; | |
1920 | } | |
1921 | ||
1922 | sp->type = SRB_FXIOCB_DCMD; | |
1923 | sp->name = "fxdisc"; | |
1924 | qla2x00_init_timer(sp, FXDISC_TIMEOUT); | |
1925 | fdisc->timeout = qla2x00_fxdisc_iocb_timeout; | |
1f8deefe | 1926 | fdisc->u.fxiocb.req_func_type = cpu_to_le16(fx_type); |
8ae6d9c7 GM |
1927 | sp->done = qla2x00_fxdisc_sp_done; |
1928 | ||
1929 | rval = qla2x00_start_sp(sp); | |
1930 | if (rval != QLA_SUCCESS) | |
1931 | goto done_unmap_dma; | |
1932 | ||
1933 | wait_for_completion(&fdisc->u.fxiocb.fxiocb_comp); | |
1934 | ||
1935 | if (fx_type == FXDISC_GET_CONFIG_INFO) { | |
1936 | struct config_info_data *pinfo = | |
1937 | (struct config_info_data *) fdisc->u.fxiocb.rsp_addr; | |
03eb912a AB |
1938 | strcpy(vha->hw->model_number, pinfo->model_num); |
1939 | strcpy(vha->hw->model_desc, pinfo->model_description); | |
8ae6d9c7 GM |
1940 | memcpy(&vha->hw->mr.symbolic_name, pinfo->symbolic_name, |
1941 | sizeof(vha->hw->mr.symbolic_name)); | |
1942 | memcpy(&vha->hw->mr.serial_num, pinfo->serial_num, | |
1943 | sizeof(vha->hw->mr.serial_num)); | |
1944 | memcpy(&vha->hw->mr.hw_version, pinfo->hw_version, | |
1945 | sizeof(vha->hw->mr.hw_version)); | |
1946 | memcpy(&vha->hw->mr.fw_version, pinfo->fw_version, | |
1947 | sizeof(vha->hw->mr.fw_version)); | |
1948 | strim(vha->hw->mr.fw_version); | |
1949 | memcpy(&vha->hw->mr.uboot_version, pinfo->uboot_version, | |
1950 | sizeof(vha->hw->mr.uboot_version)); | |
1951 | memcpy(&vha->hw->mr.fru_serial_num, pinfo->fru_serial_num, | |
1952 | sizeof(vha->hw->mr.fru_serial_num)); | |
f875cd4c AB |
1953 | vha->hw->mr.critical_temperature = |
1954 | (pinfo->nominal_temp_value) ? | |
1955 | pinfo->nominal_temp_value : QLAFX00_CRITEMP_THRSHLD; | |
1fe19ee4 AB |
1956 | ha->mr.extended_io_enabled = (pinfo->enabled_capabilities & |
1957 | QLAFX00_EXTENDED_IO_EN_MASK) != 0; | |
8ae6d9c7 GM |
1958 | } else if (fx_type == FXDISC_GET_PORT_INFO) { |
1959 | struct port_info_data *pinfo = | |
1960 | (struct port_info_data *) fdisc->u.fxiocb.rsp_addr; | |
1961 | memcpy(vha->node_name, pinfo->node_name, WWN_SIZE); | |
1962 | memcpy(vha->port_name, pinfo->port_name, WWN_SIZE); | |
1963 | vha->d_id.b.domain = pinfo->port_id[0]; | |
1964 | vha->d_id.b.area = pinfo->port_id[1]; | |
1965 | vha->d_id.b.al_pa = pinfo->port_id[2]; | |
1966 | qlafx00_update_host_attr(vha, pinfo); | |
1967 | ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0141, | |
1968 | (uint8_t *)pinfo, 16); | |
1969 | } else if (fx_type == FXDISC_GET_TGT_NODE_INFO) { | |
1970 | struct qlafx00_tgt_node_info *pinfo = | |
1971 | (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr; | |
1972 | memcpy(fcport->node_name, pinfo->tgt_node_wwnn, WWN_SIZE); | |
1973 | memcpy(fcport->port_name, pinfo->tgt_node_wwpn, WWN_SIZE); | |
1974 | fcport->port_type = FCT_TARGET; | |
1975 | ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0144, | |
1976 | (uint8_t *)pinfo, 16); | |
1977 | } else if (fx_type == FXDISC_GET_TGT_NODE_LIST) { | |
1978 | struct qlafx00_tgt_node_info *pinfo = | |
1979 | (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr; | |
1980 | ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0146, | |
1981 | (uint8_t *)pinfo, 16); | |
1982 | memcpy(vha->hw->gid_list, pinfo, QLAFX00_TGT_NODE_LIST_SIZE); | |
767157c5 AB |
1983 | } else if (fx_type == FXDISC_ABORT_IOCTL) |
1984 | fdisc->u.fxiocb.result = | |
b593931d AB |
1985 | (fdisc->u.fxiocb.result == |
1986 | cpu_to_le32(QLAFX00_IOCTL_ICOB_ABORT_SUCCESS)) ? | |
767157c5 AB |
1987 | cpu_to_le32(QLA_SUCCESS) : cpu_to_le32(QLA_FUNCTION_FAILED); |
1988 | ||
1f8deefe | 1989 | rval = le32_to_cpu(fdisc->u.fxiocb.result); |
8ae6d9c7 GM |
1990 | |
1991 | done_unmap_dma: | |
1992 | if (fdisc->u.fxiocb.rsp_addr) | |
1993 | dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.rsp_len, | |
1994 | fdisc->u.fxiocb.rsp_addr, fdisc->u.fxiocb.rsp_dma_handle); | |
1995 | ||
1996 | done_unmap_req: | |
1997 | if (fdisc->u.fxiocb.req_addr) | |
1998 | dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.req_len, | |
1999 | fdisc->u.fxiocb.req_addr, fdisc->u.fxiocb.req_dma_handle); | |
2000 | done_free_sp: | |
2001 | sp->free(vha, sp); | |
2002 | done: | |
2003 | return rval; | |
2004 | } | |
2005 | ||
8ae6d9c7 GM |
2006 | /* |
2007 | * qlafx00_initialize_adapter | |
2008 | * Initialize board. | |
2009 | * | |
2010 | * Input: | |
2011 | * ha = adapter block pointer. | |
2012 | * | |
2013 | * Returns: | |
2014 | * 0 = success | |
2015 | */ | |
2016 | int | |
2017 | qlafx00_initialize_adapter(scsi_qla_host_t *vha) | |
2018 | { | |
2019 | int rval; | |
2020 | struct qla_hw_data *ha = vha->hw; | |
71e56003 | 2021 | uint32_t tempc; |
8ae6d9c7 GM |
2022 | |
2023 | /* Clear adapter flags. */ | |
2024 | vha->flags.online = 0; | |
2025 | ha->flags.chip_reset_done = 0; | |
2026 | vha->flags.reset_active = 0; | |
2027 | ha->flags.pci_channel_io_perm_failure = 0; | |
2028 | ha->flags.eeh_busy = 0; | |
8ae6d9c7 GM |
2029 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); |
2030 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
2031 | vha->device_flags = DFLG_NO_CABLE; | |
2032 | vha->dpc_flags = 0; | |
2033 | vha->flags.management_server_logged_in = 0; | |
8ae6d9c7 GM |
2034 | ha->isp_abort_cnt = 0; |
2035 | ha->beacon_blink_led = 0; | |
2036 | ||
2037 | set_bit(0, ha->req_qid_map); | |
2038 | set_bit(0, ha->rsp_qid_map); | |
2039 | ||
2040 | ql_dbg(ql_dbg_init, vha, 0x0147, | |
2041 | "Configuring PCI space...\n"); | |
2042 | ||
2043 | rval = ha->isp_ops->pci_config(vha); | |
2044 | if (rval) { | |
2045 | ql_log(ql_log_warn, vha, 0x0148, | |
2046 | "Unable to configure PCI space.\n"); | |
2047 | return rval; | |
2048 | } | |
2049 | ||
2050 | rval = qlafx00_init_fw_ready(vha); | |
2051 | if (rval != QLA_SUCCESS) | |
2052 | return rval; | |
2053 | ||
2054 | qlafx00_save_queue_ptrs(vha); | |
2055 | ||
2056 | rval = qlafx00_config_queues(vha); | |
2057 | if (rval != QLA_SUCCESS) | |
2058 | return rval; | |
2059 | ||
2060 | /* | |
2061 | * Allocate the array of outstanding commands | |
2062 | * now that we know the firmware resources. | |
2063 | */ | |
2064 | rval = qla2x00_alloc_outstanding_cmds(ha, vha->req); | |
2065 | if (rval != QLA_SUCCESS) | |
2066 | return rval; | |
2067 | ||
2068 | rval = qla2x00_init_rings(vha); | |
2069 | ha->flags.chip_reset_done = 1; | |
2070 | ||
71e56003 AB |
2071 | tempc = QLAFX00_GET_TEMPERATURE(ha); |
2072 | ql_dbg(ql_dbg_init, vha, 0x0152, | |
2073 | "ISPFx00(%s): Critical temp timer, current SOC temperature: 0x%x\n", | |
2074 | __func__, tempc); | |
2075 | ||
8ae6d9c7 GM |
2076 | return rval; |
2077 | } | |
2078 | ||
2079 | uint32_t | |
2080 | qlafx00_fw_state_show(struct device *dev, struct device_attribute *attr, | |
2081 | char *buf) | |
2082 | { | |
2083 | scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); | |
2084 | int rval = QLA_FUNCTION_FAILED; | |
2085 | uint32_t state[1]; | |
2086 | ||
2087 | if (qla2x00_reset_active(vha)) | |
2088 | ql_log(ql_log_warn, vha, 0x70ce, | |
2089 | "ISP reset active.\n"); | |
2090 | else if (!vha->hw->flags.eeh_busy) { | |
2091 | rval = qlafx00_get_firmware_state(vha, state); | |
2092 | } | |
2093 | if (rval != QLA_SUCCESS) | |
2094 | memset(state, -1, sizeof(state)); | |
2095 | ||
2096 | return state[0]; | |
2097 | } | |
2098 | ||
2099 | void | |
2100 | qlafx00_get_host_speed(struct Scsi_Host *shost) | |
2101 | { | |
2102 | struct qla_hw_data *ha = ((struct scsi_qla_host *) | |
2103 | (shost_priv(shost)))->hw; | |
2104 | u32 speed = FC_PORTSPEED_UNKNOWN; | |
2105 | ||
2106 | switch (ha->link_data_rate) { | |
2107 | case QLAFX00_PORT_SPEED_2G: | |
2108 | speed = FC_PORTSPEED_2GBIT; | |
2109 | break; | |
2110 | case QLAFX00_PORT_SPEED_4G: | |
2111 | speed = FC_PORTSPEED_4GBIT; | |
2112 | break; | |
2113 | case QLAFX00_PORT_SPEED_8G: | |
2114 | speed = FC_PORTSPEED_8GBIT; | |
2115 | break; | |
2116 | case QLAFX00_PORT_SPEED_10G: | |
2117 | speed = FC_PORTSPEED_10GBIT; | |
2118 | break; | |
2119 | } | |
2120 | fc_host_speed(shost) = speed; | |
2121 | } | |
2122 | ||
2123 | /** QLAFX00 specific ISR implementation functions */ | |
2124 | ||
2125 | static inline void | |
2126 | qlafx00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, | |
2127 | uint32_t sense_len, struct rsp_que *rsp, int res) | |
2128 | { | |
2129 | struct scsi_qla_host *vha = sp->fcport->vha; | |
2130 | struct scsi_cmnd *cp = GET_CMD_SP(sp); | |
2131 | uint32_t track_sense_len; | |
2132 | ||
2133 | SET_FW_SENSE_LEN(sp, sense_len); | |
2134 | ||
2135 | if (sense_len >= SCSI_SENSE_BUFFERSIZE) | |
2136 | sense_len = SCSI_SENSE_BUFFERSIZE; | |
2137 | ||
2138 | SET_CMD_SENSE_LEN(sp, sense_len); | |
2139 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer); | |
2140 | track_sense_len = sense_len; | |
2141 | ||
2142 | if (sense_len > par_sense_len) | |
2143 | sense_len = par_sense_len; | |
2144 | ||
2145 | memcpy(cp->sense_buffer, sense_data, sense_len); | |
2146 | ||
2147 | SET_FW_SENSE_LEN(sp, GET_FW_SENSE_LEN(sp) - sense_len); | |
2148 | ||
2149 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len); | |
2150 | track_sense_len -= sense_len; | |
2151 | SET_CMD_SENSE_LEN(sp, track_sense_len); | |
2152 | ||
2153 | ql_dbg(ql_dbg_io, vha, 0x304d, | |
2154 | "sense_len=0x%x par_sense_len=0x%x track_sense_len=0x%x.\n", | |
2155 | sense_len, par_sense_len, track_sense_len); | |
2156 | if (GET_FW_SENSE_LEN(sp) > 0) { | |
2157 | rsp->status_srb = sp; | |
2158 | cp->result = res; | |
2159 | } | |
2160 | ||
2161 | if (sense_len) { | |
2162 | ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x3039, | |
9cb78c16 | 2163 | "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n", |
8ae6d9c7 GM |
2164 | sp->fcport->vha->host_no, cp->device->id, cp->device->lun, |
2165 | cp); | |
2166 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3049, | |
2167 | cp->sense_buffer, sense_len); | |
2168 | } | |
2169 | } | |
2170 | ||
2171 | static void | |
2172 | qlafx00_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
2173 | struct tsk_mgmt_entry_fx00 *pkt, srb_t *sp, | |
1f8deefe | 2174 | __le16 sstatus, __le16 cpstatus) |
8ae6d9c7 GM |
2175 | { |
2176 | struct srb_iocb *tmf; | |
2177 | ||
2178 | tmf = &sp->u.iocb_cmd; | |
1f8deefe SK |
2179 | if (cpstatus != cpu_to_le16((uint16_t)CS_COMPLETE) || |
2180 | (sstatus & cpu_to_le16((uint16_t)SS_RESPONSE_INFO_LEN_VALID))) | |
2181 | cpstatus = cpu_to_le16((uint16_t)CS_INCOMPLETE); | |
8ae6d9c7 GM |
2182 | tmf->u.tmf.comp_status = cpstatus; |
2183 | sp->done(vha, sp, 0); | |
2184 | } | |
2185 | ||
2186 | static void | |
2187 | qlafx00_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
2188 | struct abort_iocb_entry_fx00 *pkt) | |
2189 | { | |
2190 | const char func[] = "ABT_IOCB"; | |
2191 | srb_t *sp; | |
2192 | struct srb_iocb *abt; | |
2193 | ||
2194 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
2195 | if (!sp) | |
2196 | return; | |
2197 | ||
2198 | abt = &sp->u.iocb_cmd; | |
1f8deefe | 2199 | abt->u.abt.comp_status = pkt->tgt_id_sts; |
8ae6d9c7 GM |
2200 | sp->done(vha, sp, 0); |
2201 | } | |
2202 | ||
2203 | static void | |
2204 | qlafx00_ioctl_iosb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
2205 | struct ioctl_iocb_entry_fx00 *pkt) | |
2206 | { | |
2207 | const char func[] = "IOSB_IOCB"; | |
2208 | srb_t *sp; | |
2209 | struct fc_bsg_job *bsg_job; | |
2210 | struct srb_iocb *iocb_job; | |
2211 | int res; | |
2212 | struct qla_mt_iocb_rsp_fx00 fstatus; | |
2213 | uint8_t *fw_sts_ptr; | |
2214 | ||
2215 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
2216 | if (!sp) | |
2217 | return; | |
2218 | ||
2219 | if (sp->type == SRB_FXIOCB_DCMD) { | |
2220 | iocb_job = &sp->u.iocb_cmd; | |
1f8deefe SK |
2221 | iocb_job->u.fxiocb.seq_number = pkt->seq_no; |
2222 | iocb_job->u.fxiocb.fw_flags = pkt->fw_iotcl_flags; | |
2223 | iocb_job->u.fxiocb.result = pkt->status; | |
8ae6d9c7 GM |
2224 | if (iocb_job->u.fxiocb.flags & SRB_FXDISC_RSP_DWRD_VALID) |
2225 | iocb_job->u.fxiocb.req_data = | |
1f8deefe | 2226 | pkt->dataword_r; |
8ae6d9c7 GM |
2227 | } else { |
2228 | bsg_job = sp->u.bsg_job; | |
2229 | ||
2230 | memset(&fstatus, 0, sizeof(struct qla_mt_iocb_rsp_fx00)); | |
2231 | ||
2232 | fstatus.reserved_1 = pkt->reserved_0; | |
2233 | fstatus.func_type = pkt->comp_func_num; | |
2234 | fstatus.ioctl_flags = pkt->fw_iotcl_flags; | |
2235 | fstatus.ioctl_data = pkt->dataword_r; | |
2236 | fstatus.adapid = pkt->adapid; | |
d68b3e01 | 2237 | fstatus.reserved_2 = pkt->dataword_r_extra; |
8ae6d9c7 GM |
2238 | fstatus.res_count = pkt->residuallen; |
2239 | fstatus.status = pkt->status; | |
2240 | fstatus.seq_number = pkt->seq_no; | |
2241 | memcpy(fstatus.reserved_3, | |
2242 | pkt->reserved_2, 20 * sizeof(uint8_t)); | |
2243 | ||
2244 | fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) + | |
2245 | sizeof(struct fc_bsg_reply); | |
2246 | ||
2247 | memcpy(fw_sts_ptr, (uint8_t *)&fstatus, | |
2248 | sizeof(struct qla_mt_iocb_rsp_fx00)); | |
2249 | bsg_job->reply_len = sizeof(struct fc_bsg_reply) + | |
2250 | sizeof(struct qla_mt_iocb_rsp_fx00) + sizeof(uint8_t); | |
2251 | ||
2252 | ql_dump_buffer(ql_dbg_user + ql_dbg_verbose, | |
2253 | sp->fcport->vha, 0x5080, | |
2254 | (uint8_t *)pkt, sizeof(struct ioctl_iocb_entry_fx00)); | |
2255 | ||
2256 | ql_dump_buffer(ql_dbg_user + ql_dbg_verbose, | |
2257 | sp->fcport->vha, 0x5074, | |
2258 | (uint8_t *)fw_sts_ptr, sizeof(struct qla_mt_iocb_rsp_fx00)); | |
2259 | ||
2260 | res = bsg_job->reply->result = DID_OK << 16; | |
2261 | bsg_job->reply->reply_payload_rcv_len = | |
2262 | bsg_job->reply_payload.payload_len; | |
2263 | } | |
2264 | sp->done(vha, sp, res); | |
2265 | } | |
2266 | ||
2267 | /** | |
2268 | * qlafx00_status_entry() - Process a Status IOCB entry. | |
2269 | * @ha: SCSI driver HA context | |
2270 | * @pkt: Entry pointer | |
2271 | */ | |
2272 | static void | |
2273 | qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) | |
2274 | { | |
2275 | srb_t *sp; | |
2276 | fc_port_t *fcport; | |
2277 | struct scsi_cmnd *cp; | |
2278 | struct sts_entry_fx00 *sts; | |
1f8deefe SK |
2279 | __le16 comp_status; |
2280 | __le16 scsi_status; | |
1f8deefe | 2281 | __le16 lscsi_status; |
8ae6d9c7 GM |
2282 | int32_t resid; |
2283 | uint32_t sense_len, par_sense_len, rsp_info_len, resid_len, | |
2284 | fw_resid_len; | |
2285 | uint8_t *rsp_info = NULL, *sense_data = NULL; | |
2286 | struct qla_hw_data *ha = vha->hw; | |
2287 | uint32_t hindex, handle; | |
2288 | uint16_t que; | |
2289 | struct req_que *req; | |
2290 | int logit = 1; | |
2291 | int res = 0; | |
2292 | ||
2293 | sts = (struct sts_entry_fx00 *) pkt; | |
2294 | ||
1f8deefe SK |
2295 | comp_status = sts->comp_status; |
2296 | scsi_status = sts->scsi_status & cpu_to_le16((uint16_t)SS_MASK); | |
8ae6d9c7 GM |
2297 | hindex = sts->handle; |
2298 | handle = LSW(hindex); | |
2299 | ||
2300 | que = MSW(hindex); | |
2301 | req = ha->req_q_map[que]; | |
2302 | ||
2303 | /* Validate handle. */ | |
2304 | if (handle < req->num_outstanding_cmds) | |
2305 | sp = req->outstanding_cmds[handle]; | |
2306 | else | |
2307 | sp = NULL; | |
2308 | ||
2309 | if (sp == NULL) { | |
2310 | ql_dbg(ql_dbg_io, vha, 0x3034, | |
2311 | "Invalid status handle (0x%x).\n", handle); | |
2312 | ||
2313 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2314 | qla2xxx_wake_dpc(vha); | |
2315 | return; | |
2316 | } | |
2317 | ||
2318 | if (sp->type == SRB_TM_CMD) { | |
2319 | req->outstanding_cmds[handle] = NULL; | |
2320 | qlafx00_tm_iocb_entry(vha, req, pkt, sp, | |
2321 | scsi_status, comp_status); | |
2322 | return; | |
2323 | } | |
2324 | ||
2325 | /* Fast path completion. */ | |
2326 | if (comp_status == CS_COMPLETE && scsi_status == 0) { | |
8ae6d9c7 GM |
2327 | qla2x00_process_completed_request(vha, req, handle); |
2328 | return; | |
2329 | } | |
2330 | ||
2331 | req->outstanding_cmds[handle] = NULL; | |
2332 | cp = GET_CMD_SP(sp); | |
2333 | if (cp == NULL) { | |
2334 | ql_dbg(ql_dbg_io, vha, 0x3048, | |
2335 | "Command already returned (0x%x/%p).\n", | |
2336 | handle, sp); | |
2337 | ||
2338 | return; | |
2339 | } | |
2340 | ||
1f8deefe | 2341 | lscsi_status = scsi_status & cpu_to_le16((uint16_t)STATUS_MASK); |
8ae6d9c7 GM |
2342 | |
2343 | fcport = sp->fcport; | |
2344 | ||
8ae6d9c7 GM |
2345 | sense_len = par_sense_len = rsp_info_len = resid_len = |
2346 | fw_resid_len = 0; | |
1f8deefe SK |
2347 | if (scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID)) |
2348 | sense_len = sts->sense_len; | |
2349 | if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER | |
2350 | | (uint16_t)SS_RESIDUAL_OVER))) | |
8ae6d9c7 | 2351 | resid_len = le32_to_cpu(sts->residual_len); |
1f8deefe | 2352 | if (comp_status == cpu_to_le16((uint16_t)CS_DATA_UNDERRUN)) |
8ae6d9c7 GM |
2353 | fw_resid_len = le32_to_cpu(sts->residual_len); |
2354 | rsp_info = sense_data = sts->data; | |
2355 | par_sense_len = sizeof(sts->data); | |
2356 | ||
2357 | /* Check for overrun. */ | |
2358 | if (comp_status == CS_COMPLETE && | |
1f8deefe SK |
2359 | scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_OVER)) |
2360 | comp_status = cpu_to_le16((uint16_t)CS_DATA_OVERRUN); | |
8ae6d9c7 GM |
2361 | |
2362 | /* | |
2363 | * Based on Host and scsi status generate status code for Linux | |
2364 | */ | |
1f8deefe | 2365 | switch (le16_to_cpu(comp_status)) { |
8ae6d9c7 GM |
2366 | case CS_COMPLETE: |
2367 | case CS_QUEUE_FULL: | |
2368 | if (scsi_status == 0) { | |
2369 | res = DID_OK << 16; | |
2370 | break; | |
2371 | } | |
1f8deefe SK |
2372 | if (scsi_status & cpu_to_le16(((uint16_t)SS_RESIDUAL_UNDER |
2373 | | (uint16_t)SS_RESIDUAL_OVER))) { | |
8ae6d9c7 GM |
2374 | resid = resid_len; |
2375 | scsi_set_resid(cp, resid); | |
2376 | ||
2377 | if (!lscsi_status && | |
2378 | ((unsigned)(scsi_bufflen(cp) - resid) < | |
2379 | cp->underflow)) { | |
2380 | ql_dbg(ql_dbg_io, fcport->vha, 0x3050, | |
2381 | "Mid-layer underflow " | |
2382 | "detected (0x%x of 0x%x bytes).\n", | |
2383 | resid, scsi_bufflen(cp)); | |
2384 | ||
2385 | res = DID_ERROR << 16; | |
2386 | break; | |
2387 | } | |
2388 | } | |
1f8deefe | 2389 | res = DID_OK << 16 | le16_to_cpu(lscsi_status); |
8ae6d9c7 | 2390 | |
1f8deefe SK |
2391 | if (lscsi_status == |
2392 | cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) { | |
8ae6d9c7 GM |
2393 | ql_dbg(ql_dbg_io, fcport->vha, 0x3051, |
2394 | "QUEUE FULL detected.\n"); | |
2395 | break; | |
2396 | } | |
2397 | logit = 0; | |
1f8deefe | 2398 | if (lscsi_status != cpu_to_le16((uint16_t)SS_CHECK_CONDITION)) |
8ae6d9c7 GM |
2399 | break; |
2400 | ||
2401 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); | |
1f8deefe | 2402 | if (!(scsi_status & cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID))) |
8ae6d9c7 GM |
2403 | break; |
2404 | ||
2405 | qlafx00_handle_sense(sp, sense_data, par_sense_len, sense_len, | |
2406 | rsp, res); | |
2407 | break; | |
2408 | ||
2409 | case CS_DATA_UNDERRUN: | |
2410 | /* Use F/W calculated residual length. */ | |
2411 | if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha)) | |
2412 | resid = fw_resid_len; | |
2413 | else | |
2414 | resid = resid_len; | |
2415 | scsi_set_resid(cp, resid); | |
1f8deefe | 2416 | if (scsi_status & cpu_to_le16((uint16_t)SS_RESIDUAL_UNDER)) { |
8ae6d9c7 GM |
2417 | if ((IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha)) |
2418 | && fw_resid_len != resid_len) { | |
2419 | ql_dbg(ql_dbg_io, fcport->vha, 0x3052, | |
2420 | "Dropped frame(s) detected " | |
2421 | "(0x%x of 0x%x bytes).\n", | |
2422 | resid, scsi_bufflen(cp)); | |
2423 | ||
1f8deefe SK |
2424 | res = DID_ERROR << 16 | |
2425 | le16_to_cpu(lscsi_status); | |
8ae6d9c7 GM |
2426 | goto check_scsi_status; |
2427 | } | |
2428 | ||
2429 | if (!lscsi_status && | |
2430 | ((unsigned)(scsi_bufflen(cp) - resid) < | |
2431 | cp->underflow)) { | |
2432 | ql_dbg(ql_dbg_io, fcport->vha, 0x3053, | |
2433 | "Mid-layer underflow " | |
2434 | "detected (0x%x of 0x%x bytes, " | |
2435 | "cp->underflow: 0x%x).\n", | |
2436 | resid, scsi_bufflen(cp), cp->underflow); | |
2437 | ||
2438 | res = DID_ERROR << 16; | |
2439 | break; | |
2440 | } | |
1f8deefe SK |
2441 | } else if (lscsi_status != |
2442 | cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL) && | |
2443 | lscsi_status != cpu_to_le16((uint16_t)SAM_STAT_BUSY)) { | |
8ae6d9c7 GM |
2444 | /* |
2445 | * scsi status of task set and busy are considered | |
2446 | * to be task not completed. | |
2447 | */ | |
2448 | ||
2449 | ql_dbg(ql_dbg_io, fcport->vha, 0x3054, | |
2450 | "Dropped frame(s) detected (0x%x " | |
2451 | "of 0x%x bytes).\n", resid, | |
2452 | scsi_bufflen(cp)); | |
2453 | ||
1f8deefe | 2454 | res = DID_ERROR << 16 | le16_to_cpu(lscsi_status); |
8ae6d9c7 GM |
2455 | goto check_scsi_status; |
2456 | } else { | |
2457 | ql_dbg(ql_dbg_io, fcport->vha, 0x3055, | |
2458 | "scsi_status: 0x%x, lscsi_status: 0x%x\n", | |
2459 | scsi_status, lscsi_status); | |
2460 | } | |
2461 | ||
1f8deefe | 2462 | res = DID_OK << 16 | le16_to_cpu(lscsi_status); |
8ae6d9c7 GM |
2463 | logit = 0; |
2464 | ||
2465 | check_scsi_status: | |
2466 | /* | |
2467 | * Check to see if SCSI Status is non zero. If so report SCSI | |
2468 | * Status. | |
2469 | */ | |
2470 | if (lscsi_status != 0) { | |
1f8deefe SK |
2471 | if (lscsi_status == |
2472 | cpu_to_le16((uint16_t)SAM_STAT_TASK_SET_FULL)) { | |
8ae6d9c7 GM |
2473 | ql_dbg(ql_dbg_io, fcport->vha, 0x3056, |
2474 | "QUEUE FULL detected.\n"); | |
2475 | logit = 1; | |
2476 | break; | |
2477 | } | |
1f8deefe SK |
2478 | if (lscsi_status != |
2479 | cpu_to_le16((uint16_t)SS_CHECK_CONDITION)) | |
8ae6d9c7 GM |
2480 | break; |
2481 | ||
2482 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); | |
1f8deefe SK |
2483 | if (!(scsi_status & |
2484 | cpu_to_le16((uint16_t)SS_SENSE_LEN_VALID))) | |
8ae6d9c7 GM |
2485 | break; |
2486 | ||
2487 | qlafx00_handle_sense(sp, sense_data, par_sense_len, | |
2488 | sense_len, rsp, res); | |
2489 | } | |
2490 | break; | |
2491 | ||
2492 | case CS_PORT_LOGGED_OUT: | |
2493 | case CS_PORT_CONFIG_CHG: | |
2494 | case CS_PORT_BUSY: | |
2495 | case CS_INCOMPLETE: | |
2496 | case CS_PORT_UNAVAILABLE: | |
2497 | case CS_TIMEOUT: | |
2498 | case CS_RESET: | |
2499 | ||
2500 | /* | |
2501 | * We are going to have the fc class block the rport | |
2502 | * while we try to recover so instruct the mid layer | |
2503 | * to requeue until the class decides how to handle this. | |
2504 | */ | |
2505 | res = DID_TRANSPORT_DISRUPTED << 16; | |
2506 | ||
2507 | ql_dbg(ql_dbg_io, fcport->vha, 0x3057, | |
2508 | "Port down status: port-state=0x%x.\n", | |
2509 | atomic_read(&fcport->state)); | |
2510 | ||
2511 | if (atomic_read(&fcport->state) == FCS_ONLINE) | |
2512 | qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); | |
2513 | break; | |
2514 | ||
2515 | case CS_ABORTED: | |
2516 | res = DID_RESET << 16; | |
2517 | break; | |
2518 | ||
2519 | default: | |
2520 | res = DID_ERROR << 16; | |
2521 | break; | |
2522 | } | |
2523 | ||
2524 | if (logit) | |
2525 | ql_dbg(ql_dbg_io, fcport->vha, 0x3058, | |
9cb78c16 | 2526 | "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu " |
7b833558 | 2527 | "tgt_id: 0x%x lscsi_status: 0x%x cdb=%10phN len=0x%x " |
c3ff356d | 2528 | "rsp_info=%p resid=0x%x fw_resid=0x%x sense_len=0x%x, " |
7b833558 | 2529 | "par_sense_len=0x%x, rsp_info_len=0x%x\n", |
8ae6d9c7 GM |
2530 | comp_status, scsi_status, res, vha->host_no, |
2531 | cp->device->id, cp->device->lun, fcport->tgt_id, | |
7b833558 | 2532 | lscsi_status, cp->cmnd, scsi_bufflen(cp), |
c3ff356d | 2533 | rsp_info, resid_len, fw_resid_len, sense_len, |
8ae6d9c7 GM |
2534 | par_sense_len, rsp_info_len); |
2535 | ||
8ae6d9c7 GM |
2536 | if (rsp->status_srb == NULL) |
2537 | sp->done(ha, sp, res); | |
2538 | } | |
2539 | ||
2540 | /** | |
2541 | * qlafx00_status_cont_entry() - Process a Status Continuations entry. | |
2542 | * @ha: SCSI driver HA context | |
2543 | * @pkt: Entry pointer | |
2544 | * | |
2545 | * Extended sense data. | |
2546 | */ | |
2547 | static void | |
2548 | qlafx00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt) | |
2549 | { | |
2550 | uint8_t sense_sz = 0; | |
2551 | struct qla_hw_data *ha = rsp->hw; | |
2552 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); | |
2553 | srb_t *sp = rsp->status_srb; | |
2554 | struct scsi_cmnd *cp; | |
2555 | uint32_t sense_len; | |
2556 | uint8_t *sense_ptr; | |
2557 | ||
2558 | if (!sp) { | |
2559 | ql_dbg(ql_dbg_io, vha, 0x3037, | |
2560 | "no SP, sp = %p\n", sp); | |
2561 | return; | |
2562 | } | |
2563 | ||
2564 | if (!GET_FW_SENSE_LEN(sp)) { | |
2565 | ql_dbg(ql_dbg_io, vha, 0x304b, | |
2566 | "no fw sense data, sp = %p\n", sp); | |
2567 | return; | |
2568 | } | |
2569 | cp = GET_CMD_SP(sp); | |
2570 | if (cp == NULL) { | |
2571 | ql_log(ql_log_warn, vha, 0x303b, | |
2572 | "cmd is NULL: already returned to OS (sp=%p).\n", sp); | |
2573 | ||
2574 | rsp->status_srb = NULL; | |
2575 | return; | |
2576 | } | |
2577 | ||
2578 | if (!GET_CMD_SENSE_LEN(sp)) { | |
2579 | ql_dbg(ql_dbg_io, vha, 0x304c, | |
2580 | "no sense data, sp = %p\n", sp); | |
2581 | } else { | |
2582 | sense_len = GET_CMD_SENSE_LEN(sp); | |
2583 | sense_ptr = GET_CMD_SENSE_PTR(sp); | |
2584 | ql_dbg(ql_dbg_io, vha, 0x304f, | |
2585 | "sp=%p sense_len=0x%x sense_ptr=%p.\n", | |
2586 | sp, sense_len, sense_ptr); | |
2587 | ||
2588 | if (sense_len > sizeof(pkt->data)) | |
2589 | sense_sz = sizeof(pkt->data); | |
2590 | else | |
2591 | sense_sz = sense_len; | |
2592 | ||
2593 | /* Move sense data. */ | |
2594 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304e, | |
2595 | (uint8_t *)pkt, sizeof(sts_cont_entry_t)); | |
2596 | memcpy(sense_ptr, pkt->data, sense_sz); | |
2597 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304a, | |
2598 | sense_ptr, sense_sz); | |
2599 | ||
2600 | sense_len -= sense_sz; | |
2601 | sense_ptr += sense_sz; | |
2602 | ||
2603 | SET_CMD_SENSE_PTR(sp, sense_ptr); | |
2604 | SET_CMD_SENSE_LEN(sp, sense_len); | |
2605 | } | |
2606 | sense_len = GET_FW_SENSE_LEN(sp); | |
2607 | sense_len = (sense_len > sizeof(pkt->data)) ? | |
2608 | (sense_len - sizeof(pkt->data)) : 0; | |
2609 | SET_FW_SENSE_LEN(sp, sense_len); | |
2610 | ||
2611 | /* Place command on done queue. */ | |
2612 | if (sense_len == 0) { | |
2613 | rsp->status_srb = NULL; | |
2614 | sp->done(ha, sp, cp->result); | |
2615 | } | |
2616 | } | |
2617 | ||
2618 | /** | |
2619 | * qlafx00_multistatus_entry() - Process Multi response queue entries. | |
2620 | * @ha: SCSI driver HA context | |
2621 | */ | |
2622 | static void | |
2623 | qlafx00_multistatus_entry(struct scsi_qla_host *vha, | |
2624 | struct rsp_que *rsp, void *pkt) | |
2625 | { | |
2626 | srb_t *sp; | |
2627 | struct multi_sts_entry_fx00 *stsmfx; | |
2628 | struct qla_hw_data *ha = vha->hw; | |
2629 | uint32_t handle, hindex, handle_count, i; | |
2630 | uint16_t que; | |
2631 | struct req_que *req; | |
1f8deefe | 2632 | __le32 *handle_ptr; |
8ae6d9c7 GM |
2633 | |
2634 | stsmfx = (struct multi_sts_entry_fx00 *) pkt; | |
2635 | ||
2636 | handle_count = stsmfx->handle_count; | |
2637 | ||
2638 | if (handle_count > MAX_HANDLE_COUNT) { | |
2639 | ql_dbg(ql_dbg_io, vha, 0x3035, | |
2640 | "Invalid handle count (0x%x).\n", handle_count); | |
2641 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2642 | qla2xxx_wake_dpc(vha); | |
2643 | return; | |
2644 | } | |
2645 | ||
1f8deefe | 2646 | handle_ptr = &stsmfx->handles[0]; |
8ae6d9c7 GM |
2647 | |
2648 | for (i = 0; i < handle_count; i++) { | |
2649 | hindex = le32_to_cpu(*handle_ptr); | |
2650 | handle = LSW(hindex); | |
2651 | que = MSW(hindex); | |
2652 | req = ha->req_q_map[que]; | |
2653 | ||
2654 | /* Validate handle. */ | |
2655 | if (handle < req->num_outstanding_cmds) | |
2656 | sp = req->outstanding_cmds[handle]; | |
2657 | else | |
2658 | sp = NULL; | |
2659 | ||
2660 | if (sp == NULL) { | |
2661 | ql_dbg(ql_dbg_io, vha, 0x3044, | |
2662 | "Invalid status handle (0x%x).\n", handle); | |
2663 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2664 | qla2xxx_wake_dpc(vha); | |
2665 | return; | |
2666 | } | |
2667 | qla2x00_process_completed_request(vha, req, handle); | |
2668 | handle_ptr++; | |
2669 | } | |
2670 | } | |
2671 | ||
2672 | /** | |
2673 | * qlafx00_error_entry() - Process an error entry. | |
2674 | * @ha: SCSI driver HA context | |
2675 | * @pkt: Entry pointer | |
2676 | */ | |
2677 | static void | |
2678 | qlafx00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, | |
2679 | struct sts_entry_fx00 *pkt, uint8_t estatus, uint8_t etype) | |
2680 | { | |
2681 | srb_t *sp; | |
2682 | struct qla_hw_data *ha = vha->hw; | |
2683 | const char func[] = "ERROR-IOCB"; | |
d550dd27 | 2684 | uint16_t que = 0; |
8ae6d9c7 GM |
2685 | struct req_que *req = NULL; |
2686 | int res = DID_ERROR << 16; | |
2687 | ||
2688 | ql_dbg(ql_dbg_async, vha, 0x507f, | |
2689 | "type of error status in response: 0x%x\n", estatus); | |
2690 | ||
2691 | req = ha->req_q_map[que]; | |
2692 | ||
2693 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
2694 | if (sp) { | |
2695 | sp->done(ha, sp, res); | |
2696 | return; | |
2697 | } | |
2698 | ||
2699 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2700 | qla2xxx_wake_dpc(vha); | |
2701 | } | |
2702 | ||
2703 | /** | |
2704 | * qlafx00_process_response_queue() - Process response queue entries. | |
2705 | * @ha: SCSI driver HA context | |
2706 | */ | |
2707 | static void | |
2708 | qlafx00_process_response_queue(struct scsi_qla_host *vha, | |
2709 | struct rsp_que *rsp) | |
2710 | { | |
2711 | struct sts_entry_fx00 *pkt; | |
2712 | response_t *lptr; | |
6ac1f3b5 SK |
2713 | uint16_t lreq_q_in = 0; |
2714 | uint16_t lreq_q_out = 0; | |
8ae6d9c7 | 2715 | |
6ac1f3b5 | 2716 | lreq_q_in = RD_REG_DWORD(rsp->rsp_q_in); |
9929c478 | 2717 | lreq_q_out = rsp->ring_index; |
6ac1f3b5 SK |
2718 | |
2719 | while (lreq_q_in != lreq_q_out) { | |
8ae6d9c7 | 2720 | lptr = rsp->ring_ptr; |
1f8deefe SK |
2721 | memcpy_fromio(rsp->rsp_pkt, (void __iomem *)lptr, |
2722 | sizeof(rsp->rsp_pkt)); | |
8ae6d9c7 GM |
2723 | pkt = (struct sts_entry_fx00 *)rsp->rsp_pkt; |
2724 | ||
2725 | rsp->ring_index++; | |
6ac1f3b5 | 2726 | lreq_q_out++; |
8ae6d9c7 | 2727 | if (rsp->ring_index == rsp->length) { |
6ac1f3b5 | 2728 | lreq_q_out = 0; |
8ae6d9c7 GM |
2729 | rsp->ring_index = 0; |
2730 | rsp->ring_ptr = rsp->ring; | |
2731 | } else { | |
2732 | rsp->ring_ptr++; | |
2733 | } | |
2734 | ||
2735 | if (pkt->entry_status != 0 && | |
2736 | pkt->entry_type != IOCTL_IOSB_TYPE_FX00) { | |
2737 | qlafx00_error_entry(vha, rsp, | |
2738 | (struct sts_entry_fx00 *)pkt, pkt->entry_status, | |
2739 | pkt->entry_type); | |
8ae6d9c7 GM |
2740 | continue; |
2741 | } | |
2742 | ||
2743 | switch (pkt->entry_type) { | |
2744 | case STATUS_TYPE_FX00: | |
2745 | qlafx00_status_entry(vha, rsp, pkt); | |
2746 | break; | |
2747 | ||
2748 | case STATUS_CONT_TYPE_FX00: | |
2749 | qlafx00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); | |
2750 | break; | |
2751 | ||
2752 | case MULTI_STATUS_TYPE_FX00: | |
2753 | qlafx00_multistatus_entry(vha, rsp, pkt); | |
2754 | break; | |
2755 | ||
2756 | case ABORT_IOCB_TYPE_FX00: | |
2757 | qlafx00_abort_iocb_entry(vha, rsp->req, | |
2758 | (struct abort_iocb_entry_fx00 *)pkt); | |
2759 | break; | |
2760 | ||
2761 | case IOCTL_IOSB_TYPE_FX00: | |
2762 | qlafx00_ioctl_iosb_entry(vha, rsp->req, | |
2763 | (struct ioctl_iocb_entry_fx00 *)pkt); | |
2764 | break; | |
2765 | default: | |
2766 | /* Type Not Supported. */ | |
2767 | ql_dbg(ql_dbg_async, vha, 0x5081, | |
2768 | "Received unknown response pkt type %x " | |
2769 | "entry status=%x.\n", | |
2770 | pkt->entry_type, pkt->entry_status); | |
2771 | break; | |
2772 | } | |
8ae6d9c7 GM |
2773 | } |
2774 | ||
2775 | /* Adjust ring index */ | |
2776 | WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index); | |
2777 | } | |
2778 | ||
2779 | /** | |
2780 | * qlafx00_async_event() - Process aynchronous events. | |
2781 | * @ha: SCSI driver HA context | |
2782 | */ | |
2783 | static void | |
2784 | qlafx00_async_event(scsi_qla_host_t *vha) | |
2785 | { | |
2786 | struct qla_hw_data *ha = vha->hw; | |
2787 | struct device_reg_fx00 __iomem *reg; | |
2788 | int data_size = 1; | |
2789 | ||
2790 | reg = &ha->iobase->ispfx00; | |
2791 | /* Setup to process RIO completion. */ | |
2792 | switch (ha->aenmb[0]) { | |
2793 | case QLAFX00_MBA_SYSTEM_ERR: /* System Error */ | |
2794 | ql_log(ql_log_warn, vha, 0x5079, | |
2795 | "ISP System Error - mbx1=%x\n", ha->aenmb[0]); | |
2796 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2797 | break; | |
2798 | ||
2799 | case QLAFX00_MBA_SHUTDOWN_RQSTD: /* Shutdown requested */ | |
2800 | ql_dbg(ql_dbg_async, vha, 0x5076, | |
2801 | "Asynchronous FW shutdown requested.\n"); | |
2802 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2803 | qla2xxx_wake_dpc(vha); | |
2804 | break; | |
2805 | ||
2806 | case QLAFX00_MBA_PORT_UPDATE: /* Port database update */ | |
965c77a6 SK |
2807 | ha->aenmb[1] = RD_REG_DWORD(®->aenmailbox1); |
2808 | ha->aenmb[2] = RD_REG_DWORD(®->aenmailbox2); | |
2809 | ha->aenmb[3] = RD_REG_DWORD(®->aenmailbox3); | |
8ae6d9c7 GM |
2810 | ql_dbg(ql_dbg_async, vha, 0x5077, |
2811 | "Asynchronous port Update received " | |
2812 | "aenmb[0]: %x, aenmb[1]: %x, aenmb[2]: %x, aenmb[3]: %x\n", | |
2813 | ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3]); | |
2814 | data_size = 4; | |
2815 | break; | |
71e56003 AB |
2816 | |
2817 | case QLAFX00_MBA_TEMP_OVER: /* Over temperature event */ | |
4881d095 AB |
2818 | ql_log(ql_log_info, vha, 0x5085, |
2819 | "Asynchronous over temperature event received " | |
2820 | "aenmb[0]: %x\n", | |
2821 | ha->aenmb[0]); | |
2822 | break; | |
2823 | ||
2824 | case QLAFX00_MBA_TEMP_NORM: /* Normal temperature event */ | |
2825 | ql_log(ql_log_info, vha, 0x5086, | |
2826 | "Asynchronous normal temperature event received " | |
2827 | "aenmb[0]: %x\n", | |
2828 | ha->aenmb[0]); | |
2829 | break; | |
2830 | ||
71e56003 AB |
2831 | case QLAFX00_MBA_TEMP_CRIT: /* Critical temperature event */ |
2832 | ql_log(ql_log_info, vha, 0x5083, | |
2833 | "Asynchronous critical temperature event received " | |
2834 | "aenmb[0]: %x\n", | |
2835 | ha->aenmb[0]); | |
71e56003 AB |
2836 | break; |
2837 | ||
8ae6d9c7 GM |
2838 | default: |
2839 | ha->aenmb[1] = RD_REG_WORD(®->aenmailbox1); | |
2840 | ha->aenmb[2] = RD_REG_WORD(®->aenmailbox2); | |
2841 | ha->aenmb[3] = RD_REG_WORD(®->aenmailbox3); | |
2842 | ha->aenmb[4] = RD_REG_WORD(®->aenmailbox4); | |
2843 | ha->aenmb[5] = RD_REG_WORD(®->aenmailbox5); | |
2844 | ha->aenmb[6] = RD_REG_WORD(®->aenmailbox6); | |
2845 | ha->aenmb[7] = RD_REG_WORD(®->aenmailbox7); | |
2846 | ql_dbg(ql_dbg_async, vha, 0x5078, | |
2847 | "AEN:%04x %04x %04x %04x :%04x %04x %04x %04x\n", | |
2848 | ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3], | |
2849 | ha->aenmb[4], ha->aenmb[5], ha->aenmb[6], ha->aenmb[7]); | |
2850 | break; | |
2851 | } | |
2852 | qlafx00_post_aenfx_work(vha, ha->aenmb[0], | |
2853 | (uint32_t *)ha->aenmb, data_size); | |
2854 | } | |
2855 | ||
2856 | /** | |
2857 | * | |
2858 | * qlafx00x_mbx_completion() - Process mailbox command completions. | |
2859 | * @ha: SCSI driver HA context | |
2860 | * @mb16: Mailbox16 register | |
2861 | */ | |
2862 | static void | |
2863 | qlafx00_mbx_completion(scsi_qla_host_t *vha, uint32_t mb0) | |
2864 | { | |
2865 | uint16_t cnt; | |
965c77a6 | 2866 | uint32_t __iomem *wptr; |
8ae6d9c7 GM |
2867 | struct qla_hw_data *ha = vha->hw; |
2868 | struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00; | |
2869 | ||
2870 | if (!ha->mcp32) | |
2871 | ql_dbg(ql_dbg_async, vha, 0x507e, "MBX pointer ERROR.\n"); | |
2872 | ||
2873 | /* Load return mailbox registers. */ | |
2874 | ha->flags.mbox_int = 1; | |
2875 | ha->mailbox_out32[0] = mb0; | |
965c77a6 | 2876 | wptr = (uint32_t __iomem *)®->mailbox17; |
8ae6d9c7 GM |
2877 | |
2878 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
965c77a6 | 2879 | ha->mailbox_out32[cnt] = RD_REG_DWORD(wptr); |
8ae6d9c7 GM |
2880 | wptr++; |
2881 | } | |
2882 | } | |
2883 | ||
2884 | /** | |
2885 | * qlafx00_intr_handler() - Process interrupts for the ISPFX00. | |
2886 | * @irq: | |
2887 | * @dev_id: SCSI driver HA context | |
2888 | * | |
2889 | * Called by system whenever the host adapter generates an interrupt. | |
2890 | * | |
2891 | * Returns handled flag. | |
2892 | */ | |
2893 | irqreturn_t | |
2894 | qlafx00_intr_handler(int irq, void *dev_id) | |
2895 | { | |
2896 | scsi_qla_host_t *vha; | |
2897 | struct qla_hw_data *ha; | |
2898 | struct device_reg_fx00 __iomem *reg; | |
2899 | int status; | |
2900 | unsigned long iter; | |
2901 | uint32_t stat; | |
2902 | uint32_t mb[8]; | |
2903 | struct rsp_que *rsp; | |
2904 | unsigned long flags; | |
2905 | uint32_t clr_intr = 0; | |
fbe9c54b | 2906 | uint32_t intr_stat = 0; |
8ae6d9c7 GM |
2907 | |
2908 | rsp = (struct rsp_que *) dev_id; | |
2909 | if (!rsp) { | |
2910 | ql_log(ql_log_info, NULL, 0x507d, | |
2911 | "%s: NULL response queue pointer.\n", __func__); | |
2912 | return IRQ_NONE; | |
2913 | } | |
2914 | ||
2915 | ha = rsp->hw; | |
2916 | reg = &ha->iobase->ispfx00; | |
2917 | status = 0; | |
2918 | ||
2919 | if (unlikely(pci_channel_offline(ha->pdev))) | |
2920 | return IRQ_HANDLED; | |
2921 | ||
2922 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2923 | vha = pci_get_drvdata(ha->pdev); | |
2924 | for (iter = 50; iter--; clr_intr = 0) { | |
2925 | stat = QLAFX00_RD_INTR_REG(ha); | |
c821e0d5 | 2926 | if (qla2x00_check_reg32_for_disconnect(vha, stat)) |
f3ddac19 | 2927 | break; |
fbe9c54b SK |
2928 | intr_stat = stat & QLAFX00_HST_INT_STS_BITS; |
2929 | if (!intr_stat) | |
8ae6d9c7 GM |
2930 | break; |
2931 | ||
fbe9c54b | 2932 | if (stat & QLAFX00_INTR_MB_CMPLT) { |
8ae6d9c7 GM |
2933 | mb[0] = RD_REG_WORD(®->mailbox16); |
2934 | qlafx00_mbx_completion(vha, mb[0]); | |
2935 | status |= MBX_INTERRUPT; | |
2936 | clr_intr |= QLAFX00_INTR_MB_CMPLT; | |
fbe9c54b SK |
2937 | } |
2938 | if (intr_stat & QLAFX00_INTR_ASYNC_CMPLT) { | |
8ae6d9c7 GM |
2939 | ha->aenmb[0] = RD_REG_WORD(®->aenmailbox0); |
2940 | qlafx00_async_event(vha); | |
2941 | clr_intr |= QLAFX00_INTR_ASYNC_CMPLT; | |
fbe9c54b SK |
2942 | } |
2943 | if (intr_stat & QLAFX00_INTR_RSP_CMPLT) { | |
8ae6d9c7 GM |
2944 | qlafx00_process_response_queue(vha, rsp); |
2945 | clr_intr |= QLAFX00_INTR_RSP_CMPLT; | |
8ae6d9c7 | 2946 | } |
fbe9c54b | 2947 | |
8ae6d9c7 GM |
2948 | QLAFX00_CLR_INTR_REG(ha, clr_intr); |
2949 | QLAFX00_RD_INTR_REG(ha); | |
2950 | } | |
36439832 | 2951 | |
2952 | qla2x00_handle_mbx_completion(ha, status); | |
8ae6d9c7 GM |
2953 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
2954 | ||
8ae6d9c7 GM |
2955 | return IRQ_HANDLED; |
2956 | } | |
2957 | ||
2958 | /** QLAFX00 specific IOCB implementation functions */ | |
2959 | ||
2960 | static inline cont_a64_entry_t * | |
2961 | qlafx00_prep_cont_type1_iocb(struct req_que *req, | |
2962 | cont_a64_entry_t *lcont_pkt) | |
2963 | { | |
2964 | cont_a64_entry_t *cont_pkt; | |
2965 | ||
2966 | /* Adjust ring index. */ | |
2967 | req->ring_index++; | |
2968 | if (req->ring_index == req->length) { | |
2969 | req->ring_index = 0; | |
2970 | req->ring_ptr = req->ring; | |
2971 | } else { | |
2972 | req->ring_ptr++; | |
2973 | } | |
2974 | ||
2975 | cont_pkt = (cont_a64_entry_t *)req->ring_ptr; | |
2976 | ||
2977 | /* Load packet defaults. */ | |
1f8deefe | 2978 | lcont_pkt->entry_type = CONTINUE_A64_TYPE_FX00; |
8ae6d9c7 GM |
2979 | |
2980 | return cont_pkt; | |
2981 | } | |
2982 | ||
2983 | static inline void | |
2984 | qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt, | |
2985 | uint16_t tot_dsds, struct cmd_type_7_fx00 *lcmd_pkt) | |
2986 | { | |
2987 | uint16_t avail_dsds; | |
1f8deefe | 2988 | __le32 *cur_dsd; |
8ae6d9c7 GM |
2989 | scsi_qla_host_t *vha; |
2990 | struct scsi_cmnd *cmd; | |
2991 | struct scatterlist *sg; | |
2992 | int i, cont; | |
2993 | struct req_que *req; | |
2994 | cont_a64_entry_t lcont_pkt; | |
2995 | cont_a64_entry_t *cont_pkt; | |
2996 | ||
2997 | vha = sp->fcport->vha; | |
2998 | req = vha->req; | |
2999 | ||
3000 | cmd = GET_CMD_SP(sp); | |
3001 | cont = 0; | |
3002 | cont_pkt = NULL; | |
3003 | ||
3004 | /* Update entry type to indicate Command Type 3 IOCB */ | |
1f8deefe | 3005 | lcmd_pkt->entry_type = FX00_COMMAND_TYPE_7; |
8ae6d9c7 GM |
3006 | |
3007 | /* No data transfer */ | |
3008 | if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) { | |
ad950360 | 3009 | lcmd_pkt->byte_count = cpu_to_le32(0); |
8ae6d9c7 GM |
3010 | return; |
3011 | } | |
3012 | ||
3013 | /* Set transfer direction */ | |
3014 | if (cmd->sc_data_direction == DMA_TO_DEVICE) { | |
378c538d | 3015 | lcmd_pkt->cntrl_flags = TMF_WRITE_DATA; |
8ae6d9c7 GM |
3016 | vha->qla_stats.output_bytes += scsi_bufflen(cmd); |
3017 | } else if (cmd->sc_data_direction == DMA_FROM_DEVICE) { | |
378c538d | 3018 | lcmd_pkt->cntrl_flags = TMF_READ_DATA; |
8ae6d9c7 GM |
3019 | vha->qla_stats.input_bytes += scsi_bufflen(cmd); |
3020 | } | |
3021 | ||
3022 | /* One DSD is available in the Command Type 3 IOCB */ | |
3023 | avail_dsds = 1; | |
1f8deefe | 3024 | cur_dsd = (__le32 *)&lcmd_pkt->dseg_0_address; |
8ae6d9c7 GM |
3025 | |
3026 | /* Load data segments */ | |
3027 | scsi_for_each_sg(cmd, sg, tot_dsds, i) { | |
3028 | dma_addr_t sle_dma; | |
3029 | ||
3030 | /* Allocate additional continuation packets? */ | |
3031 | if (avail_dsds == 0) { | |
3032 | /* | |
3033 | * Five DSDs are available in the Continuation | |
3034 | * Type 1 IOCB. | |
3035 | */ | |
3036 | memset(&lcont_pkt, 0, REQUEST_ENTRY_SIZE); | |
3037 | cont_pkt = | |
3038 | qlafx00_prep_cont_type1_iocb(req, &lcont_pkt); | |
1f8deefe | 3039 | cur_dsd = (__le32 *)lcont_pkt.dseg_0_address; |
8ae6d9c7 GM |
3040 | avail_dsds = 5; |
3041 | cont = 1; | |
3042 | } | |
3043 | ||
3044 | sle_dma = sg_dma_address(sg); | |
3045 | *cur_dsd++ = cpu_to_le32(LSD(sle_dma)); | |
3046 | *cur_dsd++ = cpu_to_le32(MSD(sle_dma)); | |
3047 | *cur_dsd++ = cpu_to_le32(sg_dma_len(sg)); | |
3048 | avail_dsds--; | |
3049 | if (avail_dsds == 0 && cont == 1) { | |
3050 | cont = 0; | |
3051 | memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt, | |
3052 | REQUEST_ENTRY_SIZE); | |
3053 | } | |
3054 | ||
3055 | } | |
3056 | if (avail_dsds != 0 && cont == 1) { | |
3057 | memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt, | |
3058 | REQUEST_ENTRY_SIZE); | |
3059 | } | |
3060 | } | |
3061 | ||
3062 | /** | |
3063 | * qlafx00_start_scsi() - Send a SCSI command to the ISP | |
3064 | * @sp: command to send to the ISP | |
3065 | * | |
3066 | * Returns non-zero if a failure occurred, else zero. | |
3067 | */ | |
3068 | int | |
3069 | qlafx00_start_scsi(srb_t *sp) | |
3070 | { | |
52c82823 | 3071 | int nseg; |
8ae6d9c7 GM |
3072 | unsigned long flags; |
3073 | uint32_t index; | |
3074 | uint32_t handle; | |
3075 | uint16_t cnt; | |
3076 | uint16_t req_cnt; | |
3077 | uint16_t tot_dsds; | |
3078 | struct req_que *req = NULL; | |
3079 | struct rsp_que *rsp = NULL; | |
3080 | struct scsi_cmnd *cmd = GET_CMD_SP(sp); | |
3081 | struct scsi_qla_host *vha = sp->fcport->vha; | |
3082 | struct qla_hw_data *ha = vha->hw; | |
3083 | struct cmd_type_7_fx00 *cmd_pkt; | |
3084 | struct cmd_type_7_fx00 lcmd_pkt; | |
3085 | struct scsi_lun llun; | |
8ae6d9c7 GM |
3086 | |
3087 | /* Setup device pointers. */ | |
8ae6d9c7 GM |
3088 | rsp = ha->rsp_q_map[0]; |
3089 | req = vha->req; | |
3090 | ||
3091 | /* So we know we haven't pci_map'ed anything yet */ | |
3092 | tot_dsds = 0; | |
3093 | ||
8ae6d9c7 GM |
3094 | /* Acquire ring specific lock */ |
3095 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
3096 | ||
3097 | /* Check for room in outstanding command list. */ | |
3098 | handle = req->current_outstanding_cmd; | |
3099 | for (index = 1; index < req->num_outstanding_cmds; index++) { | |
3100 | handle++; | |
3101 | if (handle == req->num_outstanding_cmds) | |
3102 | handle = 1; | |
3103 | if (!req->outstanding_cmds[handle]) | |
3104 | break; | |
3105 | } | |
3106 | if (index == req->num_outstanding_cmds) | |
3107 | goto queuing_error; | |
3108 | ||
3109 | /* Map the sg table so we have an accurate count of sg entries needed */ | |
3110 | if (scsi_sg_count(cmd)) { | |
3111 | nseg = dma_map_sg(&ha->pdev->dev, scsi_sglist(cmd), | |
3112 | scsi_sg_count(cmd), cmd->sc_data_direction); | |
3113 | if (unlikely(!nseg)) | |
3114 | goto queuing_error; | |
3115 | } else | |
3116 | nseg = 0; | |
3117 | ||
3118 | tot_dsds = nseg; | |
3119 | req_cnt = qla24xx_calc_iocbs(vha, tot_dsds); | |
3120 | if (req->cnt < (req_cnt + 2)) { | |
3121 | cnt = RD_REG_DWORD_RELAXED(req->req_q_out); | |
3122 | ||
3123 | if (req->ring_index < cnt) | |
3124 | req->cnt = cnt - req->ring_index; | |
3125 | else | |
3126 | req->cnt = req->length - | |
3127 | (req->ring_index - cnt); | |
3128 | if (req->cnt < (req_cnt + 2)) | |
3129 | goto queuing_error; | |
3130 | } | |
3131 | ||
3132 | /* Build command packet. */ | |
3133 | req->current_outstanding_cmd = handle; | |
3134 | req->outstanding_cmds[handle] = sp; | |
3135 | sp->handle = handle; | |
3136 | cmd->host_scribble = (unsigned char *)(unsigned long)handle; | |
3137 | req->cnt -= req_cnt; | |
3138 | ||
3139 | cmd_pkt = (struct cmd_type_7_fx00 *)req->ring_ptr; | |
3140 | ||
3141 | memset(&lcmd_pkt, 0, REQUEST_ENTRY_SIZE); | |
3142 | ||
3143 | lcmd_pkt.handle = MAKE_HANDLE(req->id, sp->handle); | |
d68b3e01 AB |
3144 | lcmd_pkt.reserved_0 = 0; |
3145 | lcmd_pkt.port_path_ctrl = 0; | |
3146 | lcmd_pkt.reserved_1 = 0; | |
8ae6d9c7 GM |
3147 | lcmd_pkt.dseg_count = cpu_to_le16(tot_dsds); |
3148 | lcmd_pkt.tgt_idx = cpu_to_le16(sp->fcport->tgt_id); | |
3149 | ||
3150 | int_to_scsilun(cmd->device->lun, &llun); | |
3151 | host_to_adap((uint8_t *)&llun, (uint8_t *)&lcmd_pkt.lun, | |
3152 | sizeof(lcmd_pkt.lun)); | |
3153 | ||
8ae6d9c7 GM |
3154 | /* Load SCSI command packet. */ |
3155 | host_to_adap(cmd->cmnd, lcmd_pkt.fcp_cdb, sizeof(lcmd_pkt.fcp_cdb)); | |
3156 | lcmd_pkt.byte_count = cpu_to_le32((uint32_t)scsi_bufflen(cmd)); | |
3157 | ||
3158 | /* Build IOCB segments */ | |
3159 | qlafx00_build_scsi_iocbs(sp, cmd_pkt, tot_dsds, &lcmd_pkt); | |
3160 | ||
3161 | /* Set total data segment count. */ | |
3162 | lcmd_pkt.entry_count = (uint8_t)req_cnt; | |
3163 | ||
3164 | /* Specify response queue number where completion should happen */ | |
3165 | lcmd_pkt.entry_status = (uint8_t) rsp->id; | |
3166 | ||
3167 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302e, | |
3168 | (uint8_t *)cmd->cmnd, cmd->cmd_len); | |
3169 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3032, | |
3170 | (uint8_t *)&lcmd_pkt, REQUEST_ENTRY_SIZE); | |
3171 | ||
3172 | memcpy_toio((void __iomem *)cmd_pkt, &lcmd_pkt, REQUEST_ENTRY_SIZE); | |
3173 | wmb(); | |
3174 | ||
3175 | /* Adjust ring index. */ | |
3176 | req->ring_index++; | |
3177 | if (req->ring_index == req->length) { | |
3178 | req->ring_index = 0; | |
3179 | req->ring_ptr = req->ring; | |
3180 | } else | |
3181 | req->ring_ptr++; | |
3182 | ||
3183 | sp->flags |= SRB_DMA_VALID; | |
3184 | ||
3185 | /* Set chip new ring index. */ | |
3186 | WRT_REG_DWORD(req->req_q_in, req->ring_index); | |
3187 | QLAFX00_SET_HST_INTR(ha, ha->rqstq_intr_code); | |
3188 | ||
3189 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3190 | return QLA_SUCCESS; | |
3191 | ||
3192 | queuing_error: | |
3193 | if (tot_dsds) | |
3194 | scsi_dma_unmap(cmd); | |
3195 | ||
3196 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
3197 | ||
3198 | return QLA_FUNCTION_FAILED; | |
3199 | } | |
3200 | ||
3201 | void | |
3202 | qlafx00_tm_iocb(srb_t *sp, struct tsk_mgmt_entry_fx00 *ptm_iocb) | |
3203 | { | |
3204 | struct srb_iocb *fxio = &sp->u.iocb_cmd; | |
3205 | scsi_qla_host_t *vha = sp->fcport->vha; | |
3206 | struct req_que *req = vha->req; | |
3207 | struct tsk_mgmt_entry_fx00 tm_iocb; | |
3208 | struct scsi_lun llun; | |
3209 | ||
3210 | memset(&tm_iocb, 0, sizeof(struct tsk_mgmt_entry_fx00)); | |
3211 | tm_iocb.entry_type = TSK_MGMT_IOCB_TYPE_FX00; | |
3212 | tm_iocb.entry_count = 1; | |
3213 | tm_iocb.handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle)); | |
d68b3e01 | 3214 | tm_iocb.reserved_0 = 0; |
8ae6d9c7 GM |
3215 | tm_iocb.tgt_id = cpu_to_le16(sp->fcport->tgt_id); |
3216 | tm_iocb.control_flags = cpu_to_le32(fxio->u.tmf.flags); | |
1f8deefe | 3217 | if (tm_iocb.control_flags == cpu_to_le32((uint32_t)TCF_LUN_RESET)) { |
8ae6d9c7 GM |
3218 | int_to_scsilun(fxio->u.tmf.lun, &llun); |
3219 | host_to_adap((uint8_t *)&llun, (uint8_t *)&tm_iocb.lun, | |
3220 | sizeof(struct scsi_lun)); | |
3221 | } | |
3222 | ||
1f8deefe | 3223 | memcpy((void *)ptm_iocb, &tm_iocb, |
8ae6d9c7 GM |
3224 | sizeof(struct tsk_mgmt_entry_fx00)); |
3225 | wmb(); | |
3226 | } | |
3227 | ||
3228 | void | |
3229 | qlafx00_abort_iocb(srb_t *sp, struct abort_iocb_entry_fx00 *pabt_iocb) | |
3230 | { | |
3231 | struct srb_iocb *fxio = &sp->u.iocb_cmd; | |
3232 | scsi_qla_host_t *vha = sp->fcport->vha; | |
3233 | struct req_que *req = vha->req; | |
3234 | struct abort_iocb_entry_fx00 abt_iocb; | |
3235 | ||
3236 | memset(&abt_iocb, 0, sizeof(struct abort_iocb_entry_fx00)); | |
3237 | abt_iocb.entry_type = ABORT_IOCB_TYPE_FX00; | |
3238 | abt_iocb.entry_count = 1; | |
3239 | abt_iocb.handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle)); | |
3240 | abt_iocb.abort_handle = | |
3241 | cpu_to_le32(MAKE_HANDLE(req->id, fxio->u.abt.cmd_hndl)); | |
3242 | abt_iocb.tgt_id_sts = cpu_to_le16(sp->fcport->tgt_id); | |
3243 | abt_iocb.req_que_no = cpu_to_le16(req->id); | |
3244 | ||
1f8deefe | 3245 | memcpy((void *)pabt_iocb, &abt_iocb, |
8ae6d9c7 GM |
3246 | sizeof(struct abort_iocb_entry_fx00)); |
3247 | wmb(); | |
3248 | } | |
3249 | ||
3250 | void | |
3251 | qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) | |
3252 | { | |
3253 | struct srb_iocb *fxio = &sp->u.iocb_cmd; | |
3254 | struct qla_mt_iocb_rqst_fx00 *piocb_rqst; | |
3255 | struct fc_bsg_job *bsg_job; | |
3256 | struct fxdisc_entry_fx00 fx_iocb; | |
3257 | uint8_t entry_cnt = 1; | |
3258 | ||
3259 | memset(&fx_iocb, 0, sizeof(struct fxdisc_entry_fx00)); | |
3260 | fx_iocb.entry_type = FX00_IOCB_TYPE; | |
3261 | fx_iocb.handle = cpu_to_le32(sp->handle); | |
3262 | fx_iocb.entry_count = entry_cnt; | |
3263 | ||
3264 | if (sp->type == SRB_FXIOCB_DCMD) { | |
3265 | fx_iocb.func_num = | |
1f8deefe SK |
3266 | sp->u.iocb_cmd.u.fxiocb.req_func_type; |
3267 | fx_iocb.adapid = fxio->u.fxiocb.adapter_id; | |
3268 | fx_iocb.adapid_hi = fxio->u.fxiocb.adapter_id_hi; | |
3269 | fx_iocb.reserved_0 = fxio->u.fxiocb.reserved_0; | |
3270 | fx_iocb.reserved_1 = fxio->u.fxiocb.reserved_1; | |
3271 | fx_iocb.dataword_extra = fxio->u.fxiocb.req_data_extra; | |
8ae6d9c7 GM |
3272 | |
3273 | if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) { | |
3274 | fx_iocb.req_dsdcnt = cpu_to_le16(1); | |
3275 | fx_iocb.req_xfrcnt = | |
3276 | cpu_to_le16(fxio->u.fxiocb.req_len); | |
3277 | fx_iocb.dseg_rq_address[0] = | |
3278 | cpu_to_le32(LSD(fxio->u.fxiocb.req_dma_handle)); | |
3279 | fx_iocb.dseg_rq_address[1] = | |
3280 | cpu_to_le32(MSD(fxio->u.fxiocb.req_dma_handle)); | |
3281 | fx_iocb.dseg_rq_len = | |
3282 | cpu_to_le32(fxio->u.fxiocb.req_len); | |
3283 | } | |
3284 | ||
3285 | if (fxio->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) { | |
3286 | fx_iocb.rsp_dsdcnt = cpu_to_le16(1); | |
3287 | fx_iocb.rsp_xfrcnt = | |
3288 | cpu_to_le16(fxio->u.fxiocb.rsp_len); | |
3289 | fx_iocb.dseg_rsp_address[0] = | |
3290 | cpu_to_le32(LSD(fxio->u.fxiocb.rsp_dma_handle)); | |
3291 | fx_iocb.dseg_rsp_address[1] = | |
3292 | cpu_to_le32(MSD(fxio->u.fxiocb.rsp_dma_handle)); | |
3293 | fx_iocb.dseg_rsp_len = | |
3294 | cpu_to_le32(fxio->u.fxiocb.rsp_len); | |
3295 | } | |
3296 | ||
3297 | if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DWRD_VALID) { | |
1f8deefe | 3298 | fx_iocb.dataword = fxio->u.fxiocb.req_data; |
8ae6d9c7 GM |
3299 | } |
3300 | fx_iocb.flags = fxio->u.fxiocb.flags; | |
3301 | } else { | |
3302 | struct scatterlist *sg; | |
3303 | bsg_job = sp->u.bsg_job; | |
3304 | piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *) | |
3305 | &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
3306 | ||
3307 | fx_iocb.func_num = piocb_rqst->func_type; | |
3308 | fx_iocb.adapid = piocb_rqst->adapid; | |
3309 | fx_iocb.adapid_hi = piocb_rqst->adapid_hi; | |
3310 | fx_iocb.reserved_0 = piocb_rqst->reserved_0; | |
3311 | fx_iocb.reserved_1 = piocb_rqst->reserved_1; | |
3312 | fx_iocb.dataword_extra = piocb_rqst->dataword_extra; | |
3313 | fx_iocb.dataword = piocb_rqst->dataword; | |
1f8deefe SK |
3314 | fx_iocb.req_xfrcnt = piocb_rqst->req_len; |
3315 | fx_iocb.rsp_xfrcnt = piocb_rqst->rsp_len; | |
8ae6d9c7 GM |
3316 | |
3317 | if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) { | |
3318 | int avail_dsds, tot_dsds; | |
3319 | cont_a64_entry_t lcont_pkt; | |
3320 | cont_a64_entry_t *cont_pkt = NULL; | |
1f8deefe | 3321 | __le32 *cur_dsd; |
8ae6d9c7 GM |
3322 | int index = 0, cont = 0; |
3323 | ||
3324 | fx_iocb.req_dsdcnt = | |
3325 | cpu_to_le16(bsg_job->request_payload.sg_cnt); | |
3326 | tot_dsds = | |
1f8deefe SK |
3327 | bsg_job->request_payload.sg_cnt; |
3328 | cur_dsd = (__le32 *)&fx_iocb.dseg_rq_address[0]; | |
8ae6d9c7 GM |
3329 | avail_dsds = 1; |
3330 | for_each_sg(bsg_job->request_payload.sg_list, sg, | |
3331 | tot_dsds, index) { | |
3332 | dma_addr_t sle_dma; | |
3333 | ||
3334 | /* Allocate additional continuation packets? */ | |
3335 | if (avail_dsds == 0) { | |
3336 | /* | |
3337 | * Five DSDs are available in the Cont. | |
3338 | * Type 1 IOCB. | |
3339 | */ | |
3340 | memset(&lcont_pkt, 0, | |
3341 | REQUEST_ENTRY_SIZE); | |
3342 | cont_pkt = | |
3343 | qlafx00_prep_cont_type1_iocb( | |
3344 | sp->fcport->vha->req, | |
3345 | &lcont_pkt); | |
1f8deefe | 3346 | cur_dsd = (__le32 *) |
8ae6d9c7 GM |
3347 | lcont_pkt.dseg_0_address; |
3348 | avail_dsds = 5; | |
3349 | cont = 1; | |
3350 | entry_cnt++; | |
3351 | } | |
3352 | ||
3353 | sle_dma = sg_dma_address(sg); | |
3354 | *cur_dsd++ = cpu_to_le32(LSD(sle_dma)); | |
3355 | *cur_dsd++ = cpu_to_le32(MSD(sle_dma)); | |
3356 | *cur_dsd++ = cpu_to_le32(sg_dma_len(sg)); | |
3357 | avail_dsds--; | |
3358 | ||
3359 | if (avail_dsds == 0 && cont == 1) { | |
3360 | cont = 0; | |
3361 | memcpy_toio( | |
3362 | (void __iomem *)cont_pkt, | |
3363 | &lcont_pkt, REQUEST_ENTRY_SIZE); | |
3364 | ql_dump_buffer( | |
3365 | ql_dbg_user + ql_dbg_verbose, | |
3366 | sp->fcport->vha, 0x3042, | |
3367 | (uint8_t *)&lcont_pkt, | |
3368 | REQUEST_ENTRY_SIZE); | |
3369 | } | |
3370 | } | |
3371 | if (avail_dsds != 0 && cont == 1) { | |
3372 | memcpy_toio((void __iomem *)cont_pkt, | |
3373 | &lcont_pkt, REQUEST_ENTRY_SIZE); | |
3374 | ql_dump_buffer(ql_dbg_user + ql_dbg_verbose, | |
3375 | sp->fcport->vha, 0x3043, | |
3376 | (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE); | |
3377 | } | |
3378 | } | |
3379 | ||
3380 | if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) { | |
3381 | int avail_dsds, tot_dsds; | |
3382 | cont_a64_entry_t lcont_pkt; | |
3383 | cont_a64_entry_t *cont_pkt = NULL; | |
1f8deefe | 3384 | __le32 *cur_dsd; |
8ae6d9c7 GM |
3385 | int index = 0, cont = 0; |
3386 | ||
3387 | fx_iocb.rsp_dsdcnt = | |
3388 | cpu_to_le16(bsg_job->reply_payload.sg_cnt); | |
1f8deefe SK |
3389 | tot_dsds = bsg_job->reply_payload.sg_cnt; |
3390 | cur_dsd = (__le32 *)&fx_iocb.dseg_rsp_address[0]; | |
8ae6d9c7 GM |
3391 | avail_dsds = 1; |
3392 | ||
3393 | for_each_sg(bsg_job->reply_payload.sg_list, sg, | |
3394 | tot_dsds, index) { | |
3395 | dma_addr_t sle_dma; | |
3396 | ||
3397 | /* Allocate additional continuation packets? */ | |
3398 | if (avail_dsds == 0) { | |
3399 | /* | |
3400 | * Five DSDs are available in the Cont. | |
3401 | * Type 1 IOCB. | |
3402 | */ | |
3403 | memset(&lcont_pkt, 0, | |
3404 | REQUEST_ENTRY_SIZE); | |
3405 | cont_pkt = | |
3406 | qlafx00_prep_cont_type1_iocb( | |
3407 | sp->fcport->vha->req, | |
3408 | &lcont_pkt); | |
1f8deefe | 3409 | cur_dsd = (__le32 *) |
8ae6d9c7 GM |
3410 | lcont_pkt.dseg_0_address; |
3411 | avail_dsds = 5; | |
3412 | cont = 1; | |
3413 | entry_cnt++; | |
3414 | } | |
3415 | ||
3416 | sle_dma = sg_dma_address(sg); | |
3417 | *cur_dsd++ = cpu_to_le32(LSD(sle_dma)); | |
3418 | *cur_dsd++ = cpu_to_le32(MSD(sle_dma)); | |
3419 | *cur_dsd++ = cpu_to_le32(sg_dma_len(sg)); | |
3420 | avail_dsds--; | |
3421 | ||
3422 | if (avail_dsds == 0 && cont == 1) { | |
3423 | cont = 0; | |
3424 | memcpy_toio((void __iomem *)cont_pkt, | |
3425 | &lcont_pkt, | |
3426 | REQUEST_ENTRY_SIZE); | |
3427 | ql_dump_buffer( | |
3428 | ql_dbg_user + ql_dbg_verbose, | |
3429 | sp->fcport->vha, 0x3045, | |
3430 | (uint8_t *)&lcont_pkt, | |
3431 | REQUEST_ENTRY_SIZE); | |
3432 | } | |
3433 | } | |
3434 | if (avail_dsds != 0 && cont == 1) { | |
3435 | memcpy_toio((void __iomem *)cont_pkt, | |
3436 | &lcont_pkt, REQUEST_ENTRY_SIZE); | |
3437 | ql_dump_buffer(ql_dbg_user + ql_dbg_verbose, | |
3438 | sp->fcport->vha, 0x3046, | |
3439 | (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE); | |
3440 | } | |
3441 | } | |
3442 | ||
3443 | if (piocb_rqst->flags & SRB_FXDISC_REQ_DWRD_VALID) | |
1f8deefe | 3444 | fx_iocb.dataword = piocb_rqst->dataword; |
8ae6d9c7 GM |
3445 | fx_iocb.flags = piocb_rqst->flags; |
3446 | fx_iocb.entry_count = entry_cnt; | |
3447 | } | |
3448 | ||
3449 | ql_dump_buffer(ql_dbg_user + ql_dbg_verbose, | |
3450 | sp->fcport->vha, 0x3047, | |
3451 | (uint8_t *)&fx_iocb, sizeof(struct fxdisc_entry_fx00)); | |
3452 | ||
f79a84bf | 3453 | memcpy_toio((void __iomem *)pfxiocb, &fx_iocb, |
8ae6d9c7 GM |
3454 | sizeof(struct fxdisc_entry_fx00)); |
3455 | wmb(); | |
3456 | } |