Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
bd21eaf9 | 3 | * Copyright (c) 2003-2014 QLogic Corporation |
1da177e4 | 4 | * |
fa90c54f | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
1da177e4 LT |
6 | */ |
7 | #include "qla_def.h" | |
2d70c103 | 8 | #include "qla_target.h" |
1da177e4 | 9 | |
05236a05 | 10 | #include <linux/delay.h> |
5a0e3ad6 | 11 | #include <linux/slab.h> |
df7baa50 | 12 | #include <scsi/scsi_tcq.h> |
9a069e19 | 13 | #include <scsi/scsi_bsg_fc.h> |
bad75002 | 14 | #include <scsi/scsi_eh.h> |
df7baa50 | 15 | |
1da177e4 | 16 | static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t); |
73208dfd | 17 | static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *); |
2afa19a9 | 18 | static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *); |
73208dfd AC |
19 | static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *, |
20 | sts_entry_t *); | |
9a853f71 | 21 | |
1da177e4 LT |
22 | /** |
23 | * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200. | |
24 | * @irq: | |
25 | * @dev_id: SCSI driver HA context | |
1da177e4 LT |
26 | * |
27 | * Called by system whenever the host adapter generates an interrupt. | |
28 | * | |
29 | * Returns handled flag. | |
30 | */ | |
31 | irqreturn_t | |
7d12e780 | 32 | qla2100_intr_handler(int irq, void *dev_id) |
1da177e4 | 33 | { |
e315cd28 AC |
34 | scsi_qla_host_t *vha; |
35 | struct qla_hw_data *ha; | |
3d71644c | 36 | struct device_reg_2xxx __iomem *reg; |
1da177e4 | 37 | int status; |
1da177e4 | 38 | unsigned long iter; |
14e660e6 | 39 | uint16_t hccr; |
9a853f71 | 40 | uint16_t mb[4]; |
e315cd28 | 41 | struct rsp_que *rsp; |
43fac4d9 | 42 | unsigned long flags; |
1da177e4 | 43 | |
e315cd28 AC |
44 | rsp = (struct rsp_que *) dev_id; |
45 | if (!rsp) { | |
3256b435 CD |
46 | ql_log(ql_log_info, NULL, 0x505d, |
47 | "%s: NULL response queue pointer.\n", __func__); | |
1da177e4 LT |
48 | return (IRQ_NONE); |
49 | } | |
50 | ||
e315cd28 | 51 | ha = rsp->hw; |
3d71644c | 52 | reg = &ha->iobase->isp; |
1da177e4 LT |
53 | status = 0; |
54 | ||
43fac4d9 | 55 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 56 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 57 | for (iter = 50; iter--; ) { |
14e660e6 | 58 | hccr = RD_REG_WORD(®->hccr); |
c821e0d5 | 59 | if (qla2x00_check_reg16_for_disconnect(vha, hccr)) |
f3ddac19 | 60 | break; |
14e660e6 SJ |
61 | if (hccr & HCCR_RISC_PAUSE) { |
62 | if (pci_channel_offline(ha->pdev)) | |
63 | break; | |
64 | ||
65 | /* | |
66 | * Issue a "HARD" reset in order for the RISC interrupt | |
a06a0f8e | 67 | * bit to be cleared. Schedule a big hammer to get |
14e660e6 SJ |
68 | * out of the RISC PAUSED state. |
69 | */ | |
70 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
71 | RD_REG_WORD(®->hccr); | |
72 | ||
e315cd28 AC |
73 | ha->isp_ops->fw_dump(vha, 1); |
74 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
14e660e6 SJ |
75 | break; |
76 | } else if ((RD_REG_WORD(®->istatus) & ISR_RISC_INT) == 0) | |
1da177e4 LT |
77 | break; |
78 | ||
79 | if (RD_REG_WORD(®->semaphore) & BIT_0) { | |
80 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
81 | RD_REG_WORD(®->hccr); | |
82 | ||
83 | /* Get mailbox data. */ | |
9a853f71 AV |
84 | mb[0] = RD_MAILBOX_REG(ha, reg, 0); |
85 | if (mb[0] > 0x3fff && mb[0] < 0x8000) { | |
e315cd28 | 86 | qla2x00_mbx_completion(vha, mb[0]); |
1da177e4 | 87 | status |= MBX_INTERRUPT; |
9a853f71 AV |
88 | } else if (mb[0] > 0x7fff && mb[0] < 0xc000) { |
89 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
90 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
91 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
73208dfd | 92 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
93 | } else { |
94 | /*EMPTY*/ | |
7c3df132 SK |
95 | ql_dbg(ql_dbg_async, vha, 0x5025, |
96 | "Unrecognized interrupt type (%d).\n", | |
97 | mb[0]); | |
1da177e4 LT |
98 | } |
99 | /* Release mailbox registers. */ | |
100 | WRT_REG_WORD(®->semaphore, 0); | |
101 | RD_REG_WORD(®->semaphore); | |
102 | } else { | |
73208dfd | 103 | qla2x00_process_response_queue(rsp); |
1da177e4 LT |
104 | |
105 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
106 | RD_REG_WORD(®->hccr); | |
107 | } | |
108 | } | |
36439832 | 109 | qla2x00_handle_mbx_completion(ha, status); |
43fac4d9 | 110 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 111 | |
1da177e4 LT |
112 | return (IRQ_HANDLED); |
113 | } | |
114 | ||
f3ddac19 | 115 | bool |
c821e0d5 | 116 | qla2x00_check_reg32_for_disconnect(scsi_qla_host_t *vha, uint32_t reg) |
f3ddac19 CD |
117 | { |
118 | /* Check for PCI disconnection */ | |
a30c2a3b | 119 | if (reg == 0xffffffff && !pci_channel_offline(vha->hw->pdev)) { |
beb9e315 | 120 | if (!test_and_set_bit(PFLG_DISCONNECTED, &vha->pci_flags) && |
6b383979 JL |
121 | !test_bit(PFLG_DRIVER_REMOVING, &vha->pci_flags) && |
122 | !test_bit(PFLG_DRIVER_PROBING, &vha->pci_flags)) { | |
232792b6 JL |
123 | /* |
124 | * Schedule this (only once) on the default system | |
125 | * workqueue so that all the adapter workqueues and the | |
126 | * DPC thread can be shutdown cleanly. | |
127 | */ | |
128 | schedule_work(&vha->hw->board_disable); | |
129 | } | |
f3ddac19 CD |
130 | return true; |
131 | } else | |
132 | return false; | |
133 | } | |
134 | ||
c821e0d5 JL |
135 | bool |
136 | qla2x00_check_reg16_for_disconnect(scsi_qla_host_t *vha, uint16_t reg) | |
137 | { | |
138 | return qla2x00_check_reg32_for_disconnect(vha, 0xffff0000 | reg); | |
139 | } | |
140 | ||
1da177e4 LT |
141 | /** |
142 | * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. | |
143 | * @irq: | |
144 | * @dev_id: SCSI driver HA context | |
1da177e4 LT |
145 | * |
146 | * Called by system whenever the host adapter generates an interrupt. | |
147 | * | |
148 | * Returns handled flag. | |
149 | */ | |
150 | irqreturn_t | |
7d12e780 | 151 | qla2300_intr_handler(int irq, void *dev_id) |
1da177e4 | 152 | { |
e315cd28 | 153 | scsi_qla_host_t *vha; |
3d71644c | 154 | struct device_reg_2xxx __iomem *reg; |
1da177e4 | 155 | int status; |
1da177e4 LT |
156 | unsigned long iter; |
157 | uint32_t stat; | |
1da177e4 | 158 | uint16_t hccr; |
9a853f71 | 159 | uint16_t mb[4]; |
e315cd28 AC |
160 | struct rsp_que *rsp; |
161 | struct qla_hw_data *ha; | |
43fac4d9 | 162 | unsigned long flags; |
1da177e4 | 163 | |
e315cd28 AC |
164 | rsp = (struct rsp_que *) dev_id; |
165 | if (!rsp) { | |
3256b435 CD |
166 | ql_log(ql_log_info, NULL, 0x5058, |
167 | "%s: NULL response queue pointer.\n", __func__); | |
1da177e4 LT |
168 | return (IRQ_NONE); |
169 | } | |
170 | ||
e315cd28 | 171 | ha = rsp->hw; |
3d71644c | 172 | reg = &ha->iobase->isp; |
1da177e4 LT |
173 | status = 0; |
174 | ||
43fac4d9 | 175 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 176 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 LT |
177 | for (iter = 50; iter--; ) { |
178 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
c821e0d5 | 179 | if (qla2x00_check_reg32_for_disconnect(vha, stat)) |
f3ddac19 | 180 | break; |
1da177e4 | 181 | if (stat & HSR_RISC_PAUSED) { |
85880801 | 182 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
183 | break; |
184 | ||
1da177e4 | 185 | hccr = RD_REG_WORD(®->hccr); |
f3ddac19 | 186 | |
1da177e4 | 187 | if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8)) |
7c3df132 SK |
188 | ql_log(ql_log_warn, vha, 0x5026, |
189 | "Parity error -- HCCR=%x, Dumping " | |
190 | "firmware.\n", hccr); | |
1da177e4 | 191 | else |
7c3df132 SK |
192 | ql_log(ql_log_warn, vha, 0x5027, |
193 | "RISC paused -- HCCR=%x, Dumping " | |
194 | "firmware.\n", hccr); | |
1da177e4 LT |
195 | |
196 | /* | |
197 | * Issue a "HARD" reset in order for the RISC | |
198 | * interrupt bit to be cleared. Schedule a big | |
a06a0f8e | 199 | * hammer to get out of the RISC PAUSED state. |
1da177e4 LT |
200 | */ |
201 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
202 | RD_REG_WORD(®->hccr); | |
07f31805 | 203 | |
e315cd28 AC |
204 | ha->isp_ops->fw_dump(vha, 1); |
205 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
206 | break; |
207 | } else if ((stat & HSR_RISC_INT) == 0) | |
208 | break; | |
209 | ||
1da177e4 | 210 | switch (stat & 0xff) { |
1da177e4 LT |
211 | case 0x1: |
212 | case 0x2: | |
213 | case 0x10: | |
214 | case 0x11: | |
e315cd28 | 215 | qla2x00_mbx_completion(vha, MSW(stat)); |
1da177e4 LT |
216 | status |= MBX_INTERRUPT; |
217 | ||
218 | /* Release mailbox registers. */ | |
219 | WRT_REG_WORD(®->semaphore, 0); | |
220 | break; | |
221 | case 0x12: | |
9a853f71 AV |
222 | mb[0] = MSW(stat); |
223 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
224 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
225 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
73208dfd | 226 | qla2x00_async_event(vha, rsp, mb); |
9a853f71 AV |
227 | break; |
228 | case 0x13: | |
73208dfd | 229 | qla2x00_process_response_queue(rsp); |
1da177e4 LT |
230 | break; |
231 | case 0x15: | |
9a853f71 AV |
232 | mb[0] = MBA_CMPLT_1_16BIT; |
233 | mb[1] = MSW(stat); | |
73208dfd | 234 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
235 | break; |
236 | case 0x16: | |
9a853f71 AV |
237 | mb[0] = MBA_SCSI_COMPLETION; |
238 | mb[1] = MSW(stat); | |
239 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
73208dfd | 240 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
241 | break; |
242 | default: | |
7c3df132 SK |
243 | ql_dbg(ql_dbg_async, vha, 0x5028, |
244 | "Unrecognized interrupt type (%d).\n", stat & 0xff); | |
1da177e4 LT |
245 | break; |
246 | } | |
247 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
248 | RD_REG_WORD_RELAXED(®->hccr); | |
249 | } | |
36439832 | 250 | qla2x00_handle_mbx_completion(ha, status); |
43fac4d9 | 251 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 252 | |
1da177e4 LT |
253 | return (IRQ_HANDLED); |
254 | } | |
255 | ||
256 | /** | |
257 | * qla2x00_mbx_completion() - Process mailbox command completions. | |
258 | * @ha: SCSI driver HA context | |
259 | * @mb0: Mailbox0 register | |
260 | */ | |
261 | static void | |
e315cd28 | 262 | qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
1da177e4 LT |
263 | { |
264 | uint16_t cnt; | |
4fa94f83 | 265 | uint32_t mboxes; |
1da177e4 | 266 | uint16_t __iomem *wptr; |
e315cd28 | 267 | struct qla_hw_data *ha = vha->hw; |
3d71644c | 268 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 269 | |
4fa94f83 AV |
270 | /* Read all mbox registers? */ |
271 | mboxes = (1 << ha->mbx_count) - 1; | |
272 | if (!ha->mcp) | |
a720101d | 273 | ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERROR.\n"); |
4fa94f83 AV |
274 | else |
275 | mboxes = ha->mcp->in_mb; | |
276 | ||
1da177e4 LT |
277 | /* Load return mailbox registers. */ |
278 | ha->flags.mbox_int = 1; | |
279 | ha->mailbox_out[0] = mb0; | |
4fa94f83 | 280 | mboxes >>= 1; |
1da177e4 LT |
281 | wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 1); |
282 | ||
283 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
fa2a1ce5 | 284 | if (IS_QLA2200(ha) && cnt == 8) |
1da177e4 | 285 | wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 8); |
4fa94f83 | 286 | if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0)) |
1da177e4 | 287 | ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr); |
4fa94f83 | 288 | else if (mboxes & BIT_0) |
1da177e4 | 289 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); |
fa2a1ce5 | 290 | |
1da177e4 | 291 | wptr++; |
4fa94f83 | 292 | mboxes >>= 1; |
1da177e4 | 293 | } |
1da177e4 LT |
294 | } |
295 | ||
8a659571 AV |
296 | static void |
297 | qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr) | |
298 | { | |
299 | static char *event[] = | |
300 | { "Complete", "Request Notification", "Time Extension" }; | |
301 | int rval; | |
302 | struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24; | |
9e5054ec | 303 | struct device_reg_82xx __iomem *reg82 = &vha->hw->iobase->isp82; |
8a659571 AV |
304 | uint16_t __iomem *wptr; |
305 | uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS]; | |
306 | ||
307 | /* Seed data -- mailbox1 -> mailbox7. */ | |
9e5054ec CD |
308 | if (IS_QLA81XX(vha->hw) || IS_QLA83XX(vha->hw)) |
309 | wptr = (uint16_t __iomem *)®24->mailbox1; | |
310 | else if (IS_QLA8044(vha->hw)) | |
311 | wptr = (uint16_t __iomem *)®82->mailbox_out[1]; | |
312 | else | |
313 | return; | |
314 | ||
8a659571 AV |
315 | for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++) |
316 | mb[cnt] = RD_REG_WORD(wptr); | |
317 | ||
7c3df132 | 318 | ql_dbg(ql_dbg_async, vha, 0x5021, |
6246b8a1 | 319 | "Inter-Driver Communication %s -- " |
7c3df132 SK |
320 | "%04x %04x %04x %04x %04x %04x %04x.\n", |
321 | event[aen & 0xff], mb[0], mb[1], mb[2], mb[3], | |
322 | mb[4], mb[5], mb[6]); | |
454073c9 SV |
323 | switch (aen) { |
324 | /* Handle IDC Error completion case. */ | |
325 | case MBA_IDC_COMPLETE: | |
326 | if (mb[1] >> 15) { | |
327 | vha->hw->flags.idc_compl_status = 1; | |
9aaf2cea | 328 | if (vha->hw->notify_dcbx_comp && !vha->vp_idx) |
454073c9 SV |
329 | complete(&vha->hw->dcbx_comp); |
330 | } | |
331 | break; | |
332 | ||
333 | case MBA_IDC_NOTIFY: | |
334 | /* Acknowledgement needed? [Notify && non-zero timeout]. */ | |
335 | timeout = (descr >> 8) & 0xf; | |
336 | ql_dbg(ql_dbg_async, vha, 0x5022, | |
337 | "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n", | |
338 | vha->host_no, event[aen & 0xff], timeout); | |
339 | ||
340 | if (!timeout) | |
341 | return; | |
342 | rval = qla2x00_post_idc_ack_work(vha, mb); | |
343 | if (rval != QLA_SUCCESS) | |
344 | ql_log(ql_log_warn, vha, 0x5023, | |
345 | "IDC failed to post ACK.\n"); | |
346 | break; | |
347 | case MBA_IDC_TIME_EXT: | |
348 | vha->hw->idc_extend_tmo = descr; | |
349 | ql_dbg(ql_dbg_async, vha, 0x5087, | |
350 | "%lu Inter-Driver Communication %s -- " | |
351 | "Extend timeout by=%d.\n", | |
352 | vha->host_no, event[aen & 0xff], vha->hw->idc_extend_tmo); | |
353 | break; | |
bf5b8ad7 | 354 | } |
8a659571 AV |
355 | } |
356 | ||
daae62a3 | 357 | #define LS_UNKNOWN 2 |
d0297c9a JC |
358 | const char * |
359 | qla2x00_get_link_speed_str(struct qla_hw_data *ha, uint16_t speed) | |
daae62a3 | 360 | { |
f73cb695 CD |
361 | static const char *const link_speeds[] = { |
362 | "1", "2", "?", "4", "8", "16", "32", "10" | |
d0297c9a | 363 | }; |
f73cb695 | 364 | #define QLA_LAST_SPEED 7 |
daae62a3 CD |
365 | |
366 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
d0297c9a JC |
367 | return link_speeds[0]; |
368 | else if (speed == 0x13) | |
f73cb695 CD |
369 | return link_speeds[QLA_LAST_SPEED]; |
370 | else if (speed < QLA_LAST_SPEED) | |
d0297c9a JC |
371 | return link_speeds[speed]; |
372 | else | |
373 | return link_speeds[LS_UNKNOWN]; | |
daae62a3 CD |
374 | } |
375 | ||
fa492630 | 376 | static void |
7d613ac6 SV |
377 | qla83xx_handle_8200_aen(scsi_qla_host_t *vha, uint16_t *mb) |
378 | { | |
379 | struct qla_hw_data *ha = vha->hw; | |
380 | ||
381 | /* | |
382 | * 8200 AEN Interpretation: | |
383 | * mb[0] = AEN code | |
384 | * mb[1] = AEN Reason code | |
385 | * mb[2] = LSW of Peg-Halt Status-1 Register | |
386 | * mb[6] = MSW of Peg-Halt Status-1 Register | |
387 | * mb[3] = LSW of Peg-Halt Status-2 register | |
388 | * mb[7] = MSW of Peg-Halt Status-2 register | |
389 | * mb[4] = IDC Device-State Register value | |
390 | * mb[5] = IDC Driver-Presence Register value | |
391 | */ | |
392 | ql_dbg(ql_dbg_async, vha, 0x506b, "AEN Code: mb[0] = 0x%x AEN reason: " | |
393 | "mb[1] = 0x%x PH-status1: mb[2] = 0x%x PH-status1: mb[6] = 0x%x.\n", | |
394 | mb[0], mb[1], mb[2], mb[6]); | |
395 | ql_dbg(ql_dbg_async, vha, 0x506c, "PH-status2: mb[3] = 0x%x " | |
396 | "PH-status2: mb[7] = 0x%x Device-State: mb[4] = 0x%x " | |
397 | "Drv-Presence: mb[5] = 0x%x.\n", mb[3], mb[7], mb[4], mb[5]); | |
398 | ||
399 | if (mb[1] & (IDC_PEG_HALT_STATUS_CHANGE | IDC_NIC_FW_REPORTED_FAILURE | | |
400 | IDC_HEARTBEAT_FAILURE)) { | |
401 | ha->flags.nic_core_hung = 1; | |
402 | ql_log(ql_log_warn, vha, 0x5060, | |
403 | "83XX: F/W Error Reported: Check if reset required.\n"); | |
404 | ||
405 | if (mb[1] & IDC_PEG_HALT_STATUS_CHANGE) { | |
406 | uint32_t protocol_engine_id, fw_err_code, err_level; | |
407 | ||
408 | /* | |
409 | * IDC_PEG_HALT_STATUS_CHANGE interpretation: | |
410 | * - PEG-Halt Status-1 Register: | |
411 | * (LSW = mb[2], MSW = mb[6]) | |
412 | * Bits 0-7 = protocol-engine ID | |
413 | * Bits 8-28 = f/w error code | |
414 | * Bits 29-31 = Error-level | |
415 | * Error-level 0x1 = Non-Fatal error | |
416 | * Error-level 0x2 = Recoverable Fatal error | |
417 | * Error-level 0x4 = UnRecoverable Fatal error | |
418 | * - PEG-Halt Status-2 Register: | |
419 | * (LSW = mb[3], MSW = mb[7]) | |
420 | */ | |
421 | protocol_engine_id = (mb[2] & 0xff); | |
422 | fw_err_code = (((mb[2] & 0xff00) >> 8) | | |
423 | ((mb[6] & 0x1fff) << 8)); | |
424 | err_level = ((mb[6] & 0xe000) >> 13); | |
425 | ql_log(ql_log_warn, vha, 0x5061, "PegHalt Status-1 " | |
426 | "Register: protocol_engine_id=0x%x " | |
427 | "fw_err_code=0x%x err_level=0x%x.\n", | |
428 | protocol_engine_id, fw_err_code, err_level); | |
429 | ql_log(ql_log_warn, vha, 0x5062, "PegHalt Status-2 " | |
430 | "Register: 0x%x%x.\n", mb[7], mb[3]); | |
431 | if (err_level == ERR_LEVEL_NON_FATAL) { | |
432 | ql_log(ql_log_warn, vha, 0x5063, | |
433 | "Not a fatal error, f/w has recovered " | |
434 | "iteself.\n"); | |
435 | } else if (err_level == ERR_LEVEL_RECOVERABLE_FATAL) { | |
436 | ql_log(ql_log_fatal, vha, 0x5064, | |
437 | "Recoverable Fatal error: Chip reset " | |
438 | "required.\n"); | |
439 | qla83xx_schedule_work(vha, | |
440 | QLA83XX_NIC_CORE_RESET); | |
441 | } else if (err_level == ERR_LEVEL_UNRECOVERABLE_FATAL) { | |
442 | ql_log(ql_log_fatal, vha, 0x5065, | |
443 | "Unrecoverable Fatal error: Set FAILED " | |
444 | "state, reboot required.\n"); | |
445 | qla83xx_schedule_work(vha, | |
446 | QLA83XX_NIC_CORE_UNRECOVERABLE); | |
447 | } | |
448 | } | |
449 | ||
450 | if (mb[1] & IDC_NIC_FW_REPORTED_FAILURE) { | |
451 | uint16_t peg_fw_state, nw_interface_link_up; | |
452 | uint16_t nw_interface_signal_detect, sfp_status; | |
453 | uint16_t htbt_counter, htbt_monitor_enable; | |
454 | uint16_t sfp_additonal_info, sfp_multirate; | |
455 | uint16_t sfp_tx_fault, link_speed, dcbx_status; | |
456 | ||
457 | /* | |
458 | * IDC_NIC_FW_REPORTED_FAILURE interpretation: | |
459 | * - PEG-to-FC Status Register: | |
460 | * (LSW = mb[2], MSW = mb[6]) | |
461 | * Bits 0-7 = Peg-Firmware state | |
462 | * Bit 8 = N/W Interface Link-up | |
463 | * Bit 9 = N/W Interface signal detected | |
464 | * Bits 10-11 = SFP Status | |
465 | * SFP Status 0x0 = SFP+ transceiver not expected | |
466 | * SFP Status 0x1 = SFP+ transceiver not present | |
467 | * SFP Status 0x2 = SFP+ transceiver invalid | |
468 | * SFP Status 0x3 = SFP+ transceiver present and | |
469 | * valid | |
470 | * Bits 12-14 = Heartbeat Counter | |
471 | * Bit 15 = Heartbeat Monitor Enable | |
472 | * Bits 16-17 = SFP Additional Info | |
473 | * SFP info 0x0 = Unregocnized transceiver for | |
474 | * Ethernet | |
475 | * SFP info 0x1 = SFP+ brand validation failed | |
476 | * SFP info 0x2 = SFP+ speed validation failed | |
477 | * SFP info 0x3 = SFP+ access error | |
478 | * Bit 18 = SFP Multirate | |
479 | * Bit 19 = SFP Tx Fault | |
480 | * Bits 20-22 = Link Speed | |
481 | * Bits 23-27 = Reserved | |
482 | * Bits 28-30 = DCBX Status | |
483 | * DCBX Status 0x0 = DCBX Disabled | |
484 | * DCBX Status 0x1 = DCBX Enabled | |
485 | * DCBX Status 0x2 = DCBX Exchange error | |
486 | * Bit 31 = Reserved | |
487 | */ | |
488 | peg_fw_state = (mb[2] & 0x00ff); | |
489 | nw_interface_link_up = ((mb[2] & 0x0100) >> 8); | |
490 | nw_interface_signal_detect = ((mb[2] & 0x0200) >> 9); | |
491 | sfp_status = ((mb[2] & 0x0c00) >> 10); | |
492 | htbt_counter = ((mb[2] & 0x7000) >> 12); | |
493 | htbt_monitor_enable = ((mb[2] & 0x8000) >> 15); | |
494 | sfp_additonal_info = (mb[6] & 0x0003); | |
495 | sfp_multirate = ((mb[6] & 0x0004) >> 2); | |
496 | sfp_tx_fault = ((mb[6] & 0x0008) >> 3); | |
497 | link_speed = ((mb[6] & 0x0070) >> 4); | |
498 | dcbx_status = ((mb[6] & 0x7000) >> 12); | |
499 | ||
500 | ql_log(ql_log_warn, vha, 0x5066, | |
501 | "Peg-to-Fc Status Register:\n" | |
502 | "peg_fw_state=0x%x, nw_interface_link_up=0x%x, " | |
503 | "nw_interface_signal_detect=0x%x" | |
504 | "\nsfp_statis=0x%x.\n ", peg_fw_state, | |
505 | nw_interface_link_up, nw_interface_signal_detect, | |
506 | sfp_status); | |
507 | ql_log(ql_log_warn, vha, 0x5067, | |
508 | "htbt_counter=0x%x, htbt_monitor_enable=0x%x, " | |
509 | "sfp_additonal_info=0x%x, sfp_multirate=0x%x.\n ", | |
510 | htbt_counter, htbt_monitor_enable, | |
511 | sfp_additonal_info, sfp_multirate); | |
512 | ql_log(ql_log_warn, vha, 0x5068, | |
513 | "sfp_tx_fault=0x%x, link_state=0x%x, " | |
514 | "dcbx_status=0x%x.\n", sfp_tx_fault, link_speed, | |
515 | dcbx_status); | |
516 | ||
517 | qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET); | |
518 | } | |
519 | ||
520 | if (mb[1] & IDC_HEARTBEAT_FAILURE) { | |
521 | ql_log(ql_log_warn, vha, 0x5069, | |
522 | "Heartbeat Failure encountered, chip reset " | |
523 | "required.\n"); | |
524 | ||
525 | qla83xx_schedule_work(vha, QLA83XX_NIC_CORE_RESET); | |
526 | } | |
527 | } | |
528 | ||
529 | if (mb[1] & IDC_DEVICE_STATE_CHANGE) { | |
530 | ql_log(ql_log_info, vha, 0x506a, | |
531 | "IDC Device-State changed = 0x%x.\n", mb[4]); | |
6c3943cd SK |
532 | if (ha->flags.nic_core_reset_owner) |
533 | return; | |
7d613ac6 SV |
534 | qla83xx_schedule_work(vha, MBA_IDC_AEN); |
535 | } | |
536 | } | |
537 | ||
bb4cf5b7 CD |
538 | int |
539 | qla2x00_is_a_vp_did(scsi_qla_host_t *vha, uint32_t rscn_entry) | |
540 | { | |
541 | struct qla_hw_data *ha = vha->hw; | |
542 | scsi_qla_host_t *vp; | |
543 | uint32_t vp_did; | |
544 | unsigned long flags; | |
545 | int ret = 0; | |
546 | ||
547 | if (!ha->num_vhosts) | |
548 | return ret; | |
549 | ||
550 | spin_lock_irqsave(&ha->vport_slock, flags); | |
551 | list_for_each_entry(vp, &ha->vp_list, list) { | |
552 | vp_did = vp->d_id.b24; | |
553 | if (vp_did == rscn_entry) { | |
554 | ret = 1; | |
555 | break; | |
556 | } | |
557 | } | |
558 | spin_unlock_irqrestore(&ha->vport_slock, flags); | |
559 | ||
560 | return ret; | |
561 | } | |
562 | ||
17cac3a1 JC |
563 | static inline fc_port_t * |
564 | qla2x00_find_fcport_by_loopid(scsi_qla_host_t *vha, uint16_t loop_id) | |
565 | { | |
566 | fc_port_t *fcport; | |
567 | ||
568 | list_for_each_entry(fcport, &vha->vp_fcports, list) | |
569 | if (fcport->loop_id == loop_id) | |
570 | return fcport; | |
571 | return NULL; | |
572 | } | |
573 | ||
1da177e4 LT |
574 | /** |
575 | * qla2x00_async_event() - Process aynchronous events. | |
576 | * @ha: SCSI driver HA context | |
9a853f71 | 577 | * @mb: Mailbox registers (0 - 3) |
1da177e4 | 578 | */ |
2c3dfe3f | 579 | void |
73208dfd | 580 | qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) |
1da177e4 | 581 | { |
1da177e4 | 582 | uint16_t handle_cnt; |
bdab23da | 583 | uint16_t cnt, mbx; |
1da177e4 | 584 | uint32_t handles[5]; |
e315cd28 | 585 | struct qla_hw_data *ha = vha->hw; |
3d71644c | 586 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
bdab23da | 587 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; |
bc5c2aad | 588 | struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82; |
52c82823 | 589 | uint32_t rscn_entry, host_pid; |
4d4df193 | 590 | unsigned long flags; |
ef86cb20 | 591 | fc_port_t *fcport = NULL; |
1da177e4 LT |
592 | |
593 | /* Setup to process RIO completion. */ | |
594 | handle_cnt = 0; | |
6246b8a1 | 595 | if (IS_CNA_CAPABLE(ha)) |
3a03eb79 | 596 | goto skip_rio; |
1da177e4 LT |
597 | switch (mb[0]) { |
598 | case MBA_SCSI_COMPLETION: | |
9a853f71 | 599 | handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1])); |
1da177e4 LT |
600 | handle_cnt = 1; |
601 | break; | |
602 | case MBA_CMPLT_1_16BIT: | |
9a853f71 | 603 | handles[0] = mb[1]; |
1da177e4 LT |
604 | handle_cnt = 1; |
605 | mb[0] = MBA_SCSI_COMPLETION; | |
606 | break; | |
607 | case MBA_CMPLT_2_16BIT: | |
9a853f71 AV |
608 | handles[0] = mb[1]; |
609 | handles[1] = mb[2]; | |
1da177e4 LT |
610 | handle_cnt = 2; |
611 | mb[0] = MBA_SCSI_COMPLETION; | |
612 | break; | |
613 | case MBA_CMPLT_3_16BIT: | |
9a853f71 AV |
614 | handles[0] = mb[1]; |
615 | handles[1] = mb[2]; | |
616 | handles[2] = mb[3]; | |
1da177e4 LT |
617 | handle_cnt = 3; |
618 | mb[0] = MBA_SCSI_COMPLETION; | |
619 | break; | |
620 | case MBA_CMPLT_4_16BIT: | |
9a853f71 AV |
621 | handles[0] = mb[1]; |
622 | handles[1] = mb[2]; | |
623 | handles[2] = mb[3]; | |
1da177e4 LT |
624 | handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
625 | handle_cnt = 4; | |
626 | mb[0] = MBA_SCSI_COMPLETION; | |
627 | break; | |
628 | case MBA_CMPLT_5_16BIT: | |
9a853f71 AV |
629 | handles[0] = mb[1]; |
630 | handles[1] = mb[2]; | |
631 | handles[2] = mb[3]; | |
1da177e4 LT |
632 | handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
633 | handles[4] = (uint32_t)RD_MAILBOX_REG(ha, reg, 7); | |
634 | handle_cnt = 5; | |
635 | mb[0] = MBA_SCSI_COMPLETION; | |
636 | break; | |
637 | case MBA_CMPLT_2_32BIT: | |
9a853f71 | 638 | handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1])); |
1da177e4 LT |
639 | handles[1] = le32_to_cpu( |
640 | ((uint32_t)(RD_MAILBOX_REG(ha, reg, 7) << 16)) | | |
641 | RD_MAILBOX_REG(ha, reg, 6)); | |
642 | handle_cnt = 2; | |
643 | mb[0] = MBA_SCSI_COMPLETION; | |
644 | break; | |
645 | default: | |
646 | break; | |
647 | } | |
3a03eb79 | 648 | skip_rio: |
1da177e4 LT |
649 | switch (mb[0]) { |
650 | case MBA_SCSI_COMPLETION: /* Fast Post */ | |
e315cd28 | 651 | if (!vha->flags.online) |
1da177e4 LT |
652 | break; |
653 | ||
654 | for (cnt = 0; cnt < handle_cnt; cnt++) | |
73208dfd AC |
655 | qla2x00_process_completed_request(vha, rsp->req, |
656 | handles[cnt]); | |
1da177e4 LT |
657 | break; |
658 | ||
659 | case MBA_RESET: /* Reset */ | |
7c3df132 SK |
660 | ql_dbg(ql_dbg_async, vha, 0x5002, |
661 | "Asynchronous RESET.\n"); | |
1da177e4 | 662 | |
e315cd28 | 663 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
664 | break; |
665 | ||
666 | case MBA_SYSTEM_ERR: /* System Error */ | |
f73cb695 | 667 | mbx = (IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) ? |
6246b8a1 | 668 | RD_REG_WORD(®24->mailbox7) : 0; |
7c3df132 | 669 | ql_log(ql_log_warn, vha, 0x5003, |
bdab23da AV |
670 | "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh " |
671 | "mbx7=%xh.\n", mb[1], mb[2], mb[3], mbx); | |
1da177e4 | 672 | |
e315cd28 | 673 | ha->isp_ops->fw_dump(vha, 1); |
1da177e4 | 674 | |
e428924c | 675 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 | 676 | if (mb[1] == 0 && mb[2] == 0) { |
7c3df132 | 677 | ql_log(ql_log_fatal, vha, 0x5004, |
9a853f71 AV |
678 | "Unrecoverable Hardware Error: adapter " |
679 | "marked OFFLINE!\n"); | |
e315cd28 | 680 | vha->flags.online = 0; |
6246b8a1 | 681 | vha->device_flags |= DFLG_DEV_FAILED; |
b1d46989 | 682 | } else { |
25985edc | 683 | /* Check to see if MPI timeout occurred */ |
f73cb695 | 684 | if ((mbx & MBX_3) && (ha->port_no == 0)) |
b1d46989 MI |
685 | set_bit(MPI_RESET_NEEDED, |
686 | &vha->dpc_flags); | |
687 | ||
e315cd28 | 688 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
b1d46989 | 689 | } |
9a853f71 | 690 | } else if (mb[1] == 0) { |
7c3df132 | 691 | ql_log(ql_log_fatal, vha, 0x5005, |
1da177e4 LT |
692 | "Unrecoverable Hardware Error: adapter marked " |
693 | "OFFLINE!\n"); | |
e315cd28 | 694 | vha->flags.online = 0; |
6246b8a1 | 695 | vha->device_flags |= DFLG_DEV_FAILED; |
1da177e4 | 696 | } else |
e315cd28 | 697 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
698 | break; |
699 | ||
700 | case MBA_REQ_TRANSFER_ERR: /* Request Transfer Error */ | |
7c3df132 SK |
701 | ql_log(ql_log_warn, vha, 0x5006, |
702 | "ISP Request Transfer Error (%x).\n", mb[1]); | |
1da177e4 | 703 | |
e315cd28 | 704 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
705 | break; |
706 | ||
707 | case MBA_RSP_TRANSFER_ERR: /* Response Transfer Error */ | |
7c3df132 SK |
708 | ql_log(ql_log_warn, vha, 0x5007, |
709 | "ISP Response Transfer Error.\n"); | |
1da177e4 | 710 | |
e315cd28 | 711 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
712 | break; |
713 | ||
714 | case MBA_WAKEUP_THRES: /* Request Queue Wake-up */ | |
7c3df132 SK |
715 | ql_dbg(ql_dbg_async, vha, 0x5008, |
716 | "Asynchronous WAKEUP_THRES.\n"); | |
1da177e4 | 717 | |
2d70c103 | 718 | break; |
1da177e4 | 719 | case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */ |
cfb0919c | 720 | ql_dbg(ql_dbg_async, vha, 0x5009, |
7c3df132 | 721 | "LIP occurred (%x).\n", mb[1]); |
1da177e4 | 722 | |
e315cd28 AC |
723 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
724 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
725 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
726 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
727 | } |
728 | ||
e315cd28 AC |
729 | if (vha->vp_idx) { |
730 | atomic_set(&vha->vp_state, VP_FAILED); | |
731 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
732 | } |
733 | ||
e315cd28 AC |
734 | set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); |
735 | set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); | |
1da177e4 | 736 | |
e315cd28 AC |
737 | vha->flags.management_server_logged_in = 0; |
738 | qla2x00_post_aen_work(vha, FCH_EVT_LIP, mb[1]); | |
1da177e4 LT |
739 | break; |
740 | ||
741 | case MBA_LOOP_UP: /* Loop Up Event */ | |
daae62a3 | 742 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
d8b45213 | 743 | ha->link_data_rate = PORT_SPEED_1GB; |
daae62a3 | 744 | else |
1da177e4 | 745 | ha->link_data_rate = mb[1]; |
1da177e4 | 746 | |
8e5a9484 | 747 | ql_log(ql_log_info, vha, 0x500a, |
daae62a3 | 748 | "LOOP UP detected (%s Gbps).\n", |
d0297c9a | 749 | qla2x00_get_link_speed_str(ha, ha->link_data_rate)); |
1da177e4 | 750 | |
e315cd28 AC |
751 | vha->flags.management_server_logged_in = 0; |
752 | qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate); | |
1da177e4 LT |
753 | break; |
754 | ||
755 | case MBA_LOOP_DOWN: /* Loop Down Event */ | |
6246b8a1 GM |
756 | mbx = (IS_QLA81XX(ha) || IS_QLA8031(ha)) |
757 | ? RD_REG_WORD(®24->mailbox4) : 0; | |
7ec0effd AD |
758 | mbx = (IS_P3P_TYPE(ha)) ? RD_REG_WORD(®82->mailbox_out[4]) |
759 | : mbx; | |
8e5a9484 | 760 | ql_log(ql_log_info, vha, 0x500b, |
7c3df132 SK |
761 | "LOOP DOWN detected (%x %x %x %x).\n", |
762 | mb[1], mb[2], mb[3], mbx); | |
1da177e4 | 763 | |
e315cd28 AC |
764 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
765 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
766 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
2486c627 HM |
767 | /* |
768 | * In case of loop down, restore WWPN from | |
769 | * NVRAM in case of FA-WWPN capable ISP | |
718abbdc | 770 | * Restore for Physical Port only |
2486c627 | 771 | */ |
718abbdc SC |
772 | if (!vha->vp_idx) { |
773 | if (ha->flags.fawwpn_enabled) { | |
774 | void *wwpn = ha->init_cb->port_name; | |
775 | memcpy(vha->port_name, wwpn, WWN_SIZE); | |
776 | fc_host_port_name(vha->host) = | |
777 | wwn_to_u64(vha->port_name); | |
778 | ql_dbg(ql_dbg_init + ql_dbg_verbose, | |
779 | vha, 0x0144, "LOOP DOWN detected," | |
780 | "restore WWPN %016llx\n", | |
781 | wwn_to_u64(vha->port_name)); | |
782 | } | |
783 | ||
784 | clear_bit(VP_CONFIG_OK, &vha->vp_flags); | |
2486c627 HM |
785 | } |
786 | ||
e315cd28 AC |
787 | vha->device_flags |= DFLG_NO_CABLE; |
788 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
789 | } |
790 | ||
e315cd28 AC |
791 | if (vha->vp_idx) { |
792 | atomic_set(&vha->vp_state, VP_FAILED); | |
793 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
794 | } |
795 | ||
e315cd28 | 796 | vha->flags.management_server_logged_in = 0; |
d8b45213 | 797 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
e315cd28 | 798 | qla2x00_post_aen_work(vha, FCH_EVT_LINKDOWN, 0); |
1da177e4 LT |
799 | break; |
800 | ||
801 | case MBA_LIP_RESET: /* LIP reset occurred */ | |
cfb0919c | 802 | ql_dbg(ql_dbg_async, vha, 0x500c, |
cc3ef7bc | 803 | "LIP reset occurred (%x).\n", mb[1]); |
1da177e4 | 804 | |
e315cd28 AC |
805 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
806 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
807 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
808 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
809 | } |
810 | ||
e315cd28 AC |
811 | if (vha->vp_idx) { |
812 | atomic_set(&vha->vp_state, VP_FAILED); | |
813 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
814 | } |
815 | ||
e315cd28 | 816 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
817 | |
818 | ha->operating_mode = LOOP; | |
e315cd28 AC |
819 | vha->flags.management_server_logged_in = 0; |
820 | qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]); | |
1da177e4 LT |
821 | break; |
822 | ||
3a03eb79 | 823 | /* case MBA_DCBX_COMPLETE: */ |
1da177e4 LT |
824 | case MBA_POINT_TO_POINT: /* Point-to-Point */ |
825 | if (IS_QLA2100(ha)) | |
826 | break; | |
827 | ||
7ec0effd | 828 | if (IS_CNA_CAPABLE(ha)) { |
7c3df132 SK |
829 | ql_dbg(ql_dbg_async, vha, 0x500d, |
830 | "DCBX Completed -- %04x %04x %04x.\n", | |
831 | mb[1], mb[2], mb[3]); | |
9aaf2cea | 832 | if (ha->notify_dcbx_comp && !vha->vp_idx) |
23f2ebd1 SR |
833 | complete(&ha->dcbx_comp); |
834 | ||
835 | } else | |
7c3df132 SK |
836 | ql_dbg(ql_dbg_async, vha, 0x500e, |
837 | "Asynchronous P2P MODE received.\n"); | |
1da177e4 LT |
838 | |
839 | /* | |
840 | * Until there's a transition from loop down to loop up, treat | |
841 | * this as loop down only. | |
842 | */ | |
e315cd28 AC |
843 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
844 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
845 | if (!atomic_read(&vha->loop_down_timer)) | |
846 | atomic_set(&vha->loop_down_timer, | |
1da177e4 | 847 | LOOP_DOWN_TIME); |
e315cd28 | 848 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 LT |
849 | } |
850 | ||
e315cd28 AC |
851 | if (vha->vp_idx) { |
852 | atomic_set(&vha->vp_state, VP_FAILED); | |
853 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
854 | } |
855 | ||
e315cd28 AC |
856 | if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) |
857 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); | |
858 | ||
859 | set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); | |
860 | set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); | |
4346b149 AV |
861 | |
862 | ha->flags.gpsc_supported = 1; | |
e315cd28 | 863 | vha->flags.management_server_logged_in = 0; |
1da177e4 LT |
864 | break; |
865 | ||
866 | case MBA_CHG_IN_CONNECTION: /* Change in connection mode */ | |
867 | if (IS_QLA2100(ha)) | |
868 | break; | |
869 | ||
cfb0919c | 870 | ql_dbg(ql_dbg_async, vha, 0x500f, |
1da177e4 LT |
871 | "Configuration change detected: value=%x.\n", mb[1]); |
872 | ||
e315cd28 AC |
873 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
874 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
875 | if (!atomic_read(&vha->loop_down_timer)) | |
876 | atomic_set(&vha->loop_down_timer, | |
1da177e4 | 877 | LOOP_DOWN_TIME); |
e315cd28 | 878 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 LT |
879 | } |
880 | ||
e315cd28 AC |
881 | if (vha->vp_idx) { |
882 | atomic_set(&vha->vp_state, VP_FAILED); | |
883 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
884 | } |
885 | ||
e315cd28 AC |
886 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
887 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1da177e4 LT |
888 | break; |
889 | ||
890 | case MBA_PORT_UPDATE: /* Port database update */ | |
55903b9d SV |
891 | /* |
892 | * Handle only global and vn-port update events | |
893 | * | |
894 | * Relevant inputs: | |
895 | * mb[1] = N_Port handle of changed port | |
896 | * OR 0xffff for global event | |
897 | * mb[2] = New login state | |
898 | * 7 = Port logged out | |
899 | * mb[3] = LSB is vp_idx, 0xff = all vps | |
900 | * | |
901 | * Skip processing if: | |
902 | * Event is global, vp_idx is NOT all vps, | |
903 | * vp_idx does not match | |
904 | * Event is not global, vp_idx does not match | |
905 | */ | |
12cec63e AV |
906 | if (IS_QLA2XXX_MIDTYPE(ha) && |
907 | ((mb[1] == 0xffff && (mb[3] & 0xff) != 0xff) || | |
908 | (mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff)) | |
909 | break; | |
73208dfd | 910 | |
17cac3a1 | 911 | if (mb[2] == 0x7) { |
7c3df132 | 912 | ql_dbg(ql_dbg_async, vha, 0x5010, |
17cac3a1 JC |
913 | "Port %s %04x %04x %04x.\n", |
914 | mb[1] == 0xffff ? "unavailable" : "logout", | |
7c3df132 | 915 | mb[1], mb[2], mb[3]); |
17cac3a1 JC |
916 | |
917 | if (mb[1] == 0xffff) | |
918 | goto global_port_update; | |
919 | ||
920 | /* Port logout */ | |
921 | fcport = qla2x00_find_fcport_by_loopid(vha, mb[1]); | |
922 | if (!fcport) | |
923 | break; | |
924 | if (atomic_read(&fcport->state) != FCS_ONLINE) | |
925 | break; | |
926 | ql_dbg(ql_dbg_async, vha, 0x508a, | |
927 | "Marking port lost loopid=%04x portid=%06x.\n", | |
928 | fcport->loop_id, fcport->d_id.b24); | |
929 | qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); | |
930 | break; | |
931 | ||
932 | global_port_update: | |
933 | /* Port unavailable. */ | |
daae62a3 CD |
934 | ql_log(ql_log_warn, vha, 0x505e, |
935 | "Link is offline.\n"); | |
9764ff88 AV |
936 | |
937 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
938 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
939 | atomic_set(&vha->loop_down_timer, | |
940 | LOOP_DOWN_TIME); | |
941 | vha->device_flags |= DFLG_NO_CABLE; | |
942 | qla2x00_mark_all_devices_lost(vha, 1); | |
943 | } | |
944 | ||
945 | if (vha->vp_idx) { | |
946 | atomic_set(&vha->vp_state, VP_FAILED); | |
947 | fc_vport_set_state(vha->fc_vport, | |
948 | FC_VPORT_FAILED); | |
faadc5e7 | 949 | qla2x00_mark_all_devices_lost(vha, 1); |
9764ff88 AV |
950 | } |
951 | ||
952 | vha->flags.management_server_logged_in = 0; | |
953 | ha->link_data_rate = PORT_SPEED_UNKNOWN; | |
954 | break; | |
955 | } | |
956 | ||
1da177e4 | 957 | /* |
cc3ef7bc | 958 | * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET |
1da177e4 LT |
959 | * event etc. earlier indicating loop is down) then process |
960 | * it. Otherwise ignore it and Wait for RSCN to come in. | |
961 | */ | |
e315cd28 | 962 | atomic_set(&vha->loop_down_timer, 0); |
8e5a9484 CD |
963 | if (atomic_read(&vha->loop_state) != LOOP_DOWN && |
964 | atomic_read(&vha->loop_state) != LOOP_DEAD) { | |
7c3df132 SK |
965 | ql_dbg(ql_dbg_async, vha, 0x5011, |
966 | "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n", | |
967 | mb[1], mb[2], mb[3]); | |
2d70c103 NB |
968 | |
969 | qlt_async_event(mb[0], vha, mb); | |
1da177e4 LT |
970 | break; |
971 | } | |
972 | ||
7c3df132 SK |
973 | ql_dbg(ql_dbg_async, vha, 0x5012, |
974 | "Port database changed %04x %04x %04x.\n", | |
975 | mb[1], mb[2], mb[3]); | |
1da177e4 LT |
976 | |
977 | /* | |
978 | * Mark all devices as missing so we will login again. | |
979 | */ | |
e315cd28 | 980 | atomic_set(&vha->loop_state, LOOP_UP); |
1da177e4 | 981 | |
e315cd28 | 982 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 | 983 | |
2d70c103 NB |
984 | if (vha->vp_idx == 0 && !qla_ini_mode_enabled(vha)) |
985 | set_bit(SCR_PENDING, &vha->dpc_flags); | |
986 | ||
e315cd28 AC |
987 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
988 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
ded6411f | 989 | set_bit(VP_CONFIG_OK, &vha->vp_flags); |
2d70c103 NB |
990 | |
991 | qlt_async_event(mb[0], vha, mb); | |
1da177e4 LT |
992 | break; |
993 | ||
994 | case MBA_RSCN_UPDATE: /* State Change Registration */ | |
3c397400 | 995 | /* Check if the Vport has issued a SCR */ |
e315cd28 | 996 | if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags)) |
3c397400 SJ |
997 | break; |
998 | /* Only handle SCNs for our Vport index. */ | |
0d6e61bc | 999 | if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff)) |
3c397400 | 1000 | break; |
0d6e61bc | 1001 | |
7c3df132 SK |
1002 | ql_dbg(ql_dbg_async, vha, 0x5013, |
1003 | "RSCN database changed -- %04x %04x %04x.\n", | |
1004 | mb[1], mb[2], mb[3]); | |
1da177e4 | 1005 | |
59d72d87 | 1006 | rscn_entry = ((mb[1] & 0xff) << 16) | mb[2]; |
e315cd28 AC |
1007 | host_pid = (vha->d_id.b.domain << 16) | (vha->d_id.b.area << 8) |
1008 | | vha->d_id.b.al_pa; | |
1da177e4 | 1009 | if (rscn_entry == host_pid) { |
7c3df132 SK |
1010 | ql_dbg(ql_dbg_async, vha, 0x5014, |
1011 | "Ignoring RSCN update to local host " | |
1012 | "port ID (%06x).\n", host_pid); | |
1da177e4 LT |
1013 | break; |
1014 | } | |
1015 | ||
59d72d87 RA |
1016 | /* Ignore reserved bits from RSCN-payload. */ |
1017 | rscn_entry = ((mb[1] & 0x3ff) << 16) | mb[2]; | |
1da177e4 | 1018 | |
bb4cf5b7 CD |
1019 | /* Skip RSCNs for virtual ports on the same physical port */ |
1020 | if (qla2x00_is_a_vp_did(vha, rscn_entry)) | |
1021 | break; | |
1022 | ||
ef86cb20 CD |
1023 | /* |
1024 | * Search for the rport related to this RSCN entry and mark it | |
1025 | * as lost. | |
1026 | */ | |
1027 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
1028 | if (atomic_read(&fcport->state) != FCS_ONLINE) | |
1029 | continue; | |
ef86cb20 CD |
1030 | if (fcport->d_id.b24 == rscn_entry) { |
1031 | qla2x00_mark_device_lost(vha, fcport, 0, 0); | |
1032 | break; | |
1033 | } | |
1034 | } | |
1035 | ||
e315cd28 AC |
1036 | atomic_set(&vha->loop_down_timer, 0); |
1037 | vha->flags.management_server_logged_in = 0; | |
1da177e4 | 1038 | |
e315cd28 AC |
1039 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
1040 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
1041 | qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry); | |
1da177e4 LT |
1042 | break; |
1043 | ||
1044 | /* case MBA_RIO_RESPONSE: */ | |
1045 | case MBA_ZIO_RESPONSE: | |
7c3df132 SK |
1046 | ql_dbg(ql_dbg_async, vha, 0x5015, |
1047 | "[R|Z]IO update completion.\n"); | |
1da177e4 | 1048 | |
e428924c | 1049 | if (IS_FWI2_CAPABLE(ha)) |
2afa19a9 | 1050 | qla24xx_process_response_queue(vha, rsp); |
4fdfefe5 | 1051 | else |
73208dfd | 1052 | qla2x00_process_response_queue(rsp); |
1da177e4 | 1053 | break; |
9a853f71 AV |
1054 | |
1055 | case MBA_DISCARD_RND_FRAME: | |
7c3df132 SK |
1056 | ql_dbg(ql_dbg_async, vha, 0x5016, |
1057 | "Discard RND Frame -- %04x %04x %04x.\n", | |
1058 | mb[1], mb[2], mb[3]); | |
9a853f71 | 1059 | break; |
45ebeb56 AV |
1060 | |
1061 | case MBA_TRACE_NOTIFICATION: | |
7c3df132 SK |
1062 | ql_dbg(ql_dbg_async, vha, 0x5017, |
1063 | "Trace Notification -- %04x %04x.\n", mb[1], mb[2]); | |
45ebeb56 | 1064 | break; |
4d4df193 HK |
1065 | |
1066 | case MBA_ISP84XX_ALERT: | |
7c3df132 SK |
1067 | ql_dbg(ql_dbg_async, vha, 0x5018, |
1068 | "ISP84XX Alert Notification -- %04x %04x %04x.\n", | |
1069 | mb[1], mb[2], mb[3]); | |
4d4df193 HK |
1070 | |
1071 | spin_lock_irqsave(&ha->cs84xx->access_lock, flags); | |
1072 | switch (mb[1]) { | |
1073 | case A84_PANIC_RECOVERY: | |
7c3df132 SK |
1074 | ql_log(ql_log_info, vha, 0x5019, |
1075 | "Alert 84XX: panic recovery %04x %04x.\n", | |
1076 | mb[2], mb[3]); | |
4d4df193 HK |
1077 | break; |
1078 | case A84_OP_LOGIN_COMPLETE: | |
1079 | ha->cs84xx->op_fw_version = mb[3] << 16 | mb[2]; | |
7c3df132 SK |
1080 | ql_log(ql_log_info, vha, 0x501a, |
1081 | "Alert 84XX: firmware version %x.\n", | |
1082 | ha->cs84xx->op_fw_version); | |
4d4df193 HK |
1083 | break; |
1084 | case A84_DIAG_LOGIN_COMPLETE: | |
1085 | ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; | |
7c3df132 SK |
1086 | ql_log(ql_log_info, vha, 0x501b, |
1087 | "Alert 84XX: diagnostic firmware version %x.\n", | |
1088 | ha->cs84xx->diag_fw_version); | |
4d4df193 HK |
1089 | break; |
1090 | case A84_GOLD_LOGIN_COMPLETE: | |
1091 | ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; | |
1092 | ha->cs84xx->fw_update = 1; | |
7c3df132 SK |
1093 | ql_log(ql_log_info, vha, 0x501c, |
1094 | "Alert 84XX: gold firmware version %x.\n", | |
1095 | ha->cs84xx->gold_fw_version); | |
4d4df193 HK |
1096 | break; |
1097 | default: | |
7c3df132 SK |
1098 | ql_log(ql_log_warn, vha, 0x501d, |
1099 | "Alert 84xx: Invalid Alert %04x %04x %04x.\n", | |
4d4df193 HK |
1100 | mb[1], mb[2], mb[3]); |
1101 | } | |
1102 | spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags); | |
1103 | break; | |
3a03eb79 | 1104 | case MBA_DCBX_START: |
7c3df132 SK |
1105 | ql_dbg(ql_dbg_async, vha, 0x501e, |
1106 | "DCBX Started -- %04x %04x %04x.\n", | |
1107 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
1108 | break; |
1109 | case MBA_DCBX_PARAM_UPDATE: | |
7c3df132 SK |
1110 | ql_dbg(ql_dbg_async, vha, 0x501f, |
1111 | "DCBX Parameters Updated -- %04x %04x %04x.\n", | |
1112 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
1113 | break; |
1114 | case MBA_FCF_CONF_ERR: | |
7c3df132 SK |
1115 | ql_dbg(ql_dbg_async, vha, 0x5020, |
1116 | "FCF Configuration Error -- %04x %04x %04x.\n", | |
1117 | mb[1], mb[2], mb[3]); | |
3a03eb79 | 1118 | break; |
3a03eb79 | 1119 | case MBA_IDC_NOTIFY: |
7ec0effd | 1120 | if (IS_QLA8031(vha->hw) || IS_QLA8044(ha)) { |
67b2a31f CD |
1121 | mb[4] = RD_REG_WORD(®24->mailbox4); |
1122 | if (((mb[2] & 0x7fff) == MBC_PORT_RESET || | |
1123 | (mb[2] & 0x7fff) == MBC_SET_PORT_CONFIG) && | |
1124 | (mb[4] & INTERNAL_LOOPBACK_MASK) != 0) { | |
8fcd6b8b | 1125 | set_bit(ISP_QUIESCE_NEEDED, &vha->dpc_flags); |
67b2a31f CD |
1126 | /* |
1127 | * Extend loop down timer since port is active. | |
1128 | */ | |
1129 | if (atomic_read(&vha->loop_state) == LOOP_DOWN) | |
1130 | atomic_set(&vha->loop_down_timer, | |
1131 | LOOP_DOWN_TIME); | |
8fcd6b8b CD |
1132 | qla2xxx_wake_dpc(vha); |
1133 | } | |
67b2a31f | 1134 | } |
8fcd6b8b | 1135 | case MBA_IDC_COMPLETE: |
9aaf2cea | 1136 | if (ha->notify_lb_portup_comp && !vha->vp_idx) |
f356bef1 CD |
1137 | complete(&ha->lb_portup_comp); |
1138 | /* Fallthru */ | |
3a03eb79 | 1139 | case MBA_IDC_TIME_EXT: |
7ec0effd AD |
1140 | if (IS_QLA81XX(vha->hw) || IS_QLA8031(vha->hw) || |
1141 | IS_QLA8044(ha)) | |
7d613ac6 SV |
1142 | qla81xx_idc_event(vha, mb[0], mb[1]); |
1143 | break; | |
1144 | ||
1145 | case MBA_IDC_AEN: | |
1146 | mb[4] = RD_REG_WORD(®24->mailbox4); | |
1147 | mb[5] = RD_REG_WORD(®24->mailbox5); | |
1148 | mb[6] = RD_REG_WORD(®24->mailbox6); | |
1149 | mb[7] = RD_REG_WORD(®24->mailbox7); | |
1150 | qla83xx_handle_8200_aen(vha, mb); | |
3a03eb79 | 1151 | break; |
7d613ac6 | 1152 | |
b5a340dd JC |
1153 | case MBA_DPORT_DIAGNOSTICS: |
1154 | ql_dbg(ql_dbg_async, vha, 0x5052, | |
1155 | "D-Port Diagnostics: %04x %04x=%s\n", mb[0], mb[1], | |
1156 | mb[1] == 0 ? "start" : | |
1157 | mb[1] == 1 ? "done (ok)" : | |
1158 | mb[1] == 2 ? "done (error)" : "other"); | |
1159 | break; | |
1160 | ||
6246b8a1 GM |
1161 | default: |
1162 | ql_dbg(ql_dbg_async, vha, 0x5057, | |
1163 | "Unknown AEN:%04x %04x %04x %04x\n", | |
1164 | mb[0], mb[1], mb[2], mb[3]); | |
1da177e4 | 1165 | } |
2c3dfe3f | 1166 | |
2d70c103 NB |
1167 | qlt_async_event(mb[0], vha, mb); |
1168 | ||
e315cd28 | 1169 | if (!vha->vp_idx && ha->num_vhosts) |
73208dfd | 1170 | qla2x00_alert_all_vps(rsp, mb); |
1da177e4 LT |
1171 | } |
1172 | ||
1173 | /** | |
1174 | * qla2x00_process_completed_request() - Process a Fast Post response. | |
1175 | * @ha: SCSI driver HA context | |
1176 | * @index: SRB index | |
1177 | */ | |
8ae6d9c7 | 1178 | void |
73208dfd | 1179 | qla2x00_process_completed_request(struct scsi_qla_host *vha, |
8ae6d9c7 | 1180 | struct req_que *req, uint32_t index) |
1da177e4 LT |
1181 | { |
1182 | srb_t *sp; | |
e315cd28 | 1183 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
1184 | |
1185 | /* Validate handle. */ | |
8d93f550 | 1186 | if (index >= req->num_outstanding_cmds) { |
7c3df132 SK |
1187 | ql_log(ql_log_warn, vha, 0x3014, |
1188 | "Invalid SCSI command index (%x).\n", index); | |
1da177e4 | 1189 | |
7ec0effd | 1190 | if (IS_P3P_TYPE(ha)) |
8f7daead GM |
1191 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
1192 | else | |
1193 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
1194 | return; |
1195 | } | |
1196 | ||
e315cd28 | 1197 | sp = req->outstanding_cmds[index]; |
1da177e4 LT |
1198 | if (sp) { |
1199 | /* Free outstanding command slot. */ | |
e315cd28 | 1200 | req->outstanding_cmds[index] = NULL; |
1da177e4 | 1201 | |
1da177e4 | 1202 | /* Save ISP completion status */ |
9ba56b95 | 1203 | sp->done(ha, sp, DID_OK << 16); |
1da177e4 | 1204 | } else { |
7c3df132 | 1205 | ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n"); |
1da177e4 | 1206 | |
7ec0effd | 1207 | if (IS_P3P_TYPE(ha)) |
8f7daead GM |
1208 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
1209 | else | |
1210 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
1211 | } |
1212 | } | |
1213 | ||
8ae6d9c7 | 1214 | srb_t * |
ac280b67 AV |
1215 | qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, |
1216 | struct req_que *req, void *iocb) | |
1217 | { | |
1218 | struct qla_hw_data *ha = vha->hw; | |
1219 | sts_entry_t *pkt = iocb; | |
1220 | srb_t *sp = NULL; | |
1221 | uint16_t index; | |
1222 | ||
1223 | index = LSW(pkt->handle); | |
8d93f550 | 1224 | if (index >= req->num_outstanding_cmds) { |
7c3df132 SK |
1225 | ql_log(ql_log_warn, vha, 0x5031, |
1226 | "Invalid command index (%x).\n", index); | |
7ec0effd | 1227 | if (IS_P3P_TYPE(ha)) |
8f7daead GM |
1228 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); |
1229 | else | |
1230 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
ac280b67 AV |
1231 | goto done; |
1232 | } | |
1233 | sp = req->outstanding_cmds[index]; | |
1234 | if (!sp) { | |
7c3df132 SK |
1235 | ql_log(ql_log_warn, vha, 0x5032, |
1236 | "Invalid completion handle (%x) -- timed-out.\n", index); | |
ac280b67 AV |
1237 | return sp; |
1238 | } | |
1239 | if (sp->handle != index) { | |
7c3df132 SK |
1240 | ql_log(ql_log_warn, vha, 0x5033, |
1241 | "SRB handle (%x) mismatch %x.\n", sp->handle, index); | |
ac280b67 AV |
1242 | return NULL; |
1243 | } | |
9a069e19 | 1244 | |
ac280b67 | 1245 | req->outstanding_cmds[index] = NULL; |
9a069e19 | 1246 | |
ac280b67 AV |
1247 | done: |
1248 | return sp; | |
1249 | } | |
1250 | ||
1251 | static void | |
1252 | qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1253 | struct mbx_entry *mbx) | |
1254 | { | |
1255 | const char func[] = "MBX-IOCB"; | |
1256 | const char *type; | |
ac280b67 AV |
1257 | fc_port_t *fcport; |
1258 | srb_t *sp; | |
4916392b | 1259 | struct srb_iocb *lio; |
99b0bec7 | 1260 | uint16_t *data; |
5ff1d584 | 1261 | uint16_t status; |
ac280b67 AV |
1262 | |
1263 | sp = qla2x00_get_sp_from_handle(vha, func, req, mbx); | |
1264 | if (!sp) | |
1265 | return; | |
1266 | ||
9ba56b95 GM |
1267 | lio = &sp->u.iocb_cmd; |
1268 | type = sp->name; | |
ac280b67 | 1269 | fcport = sp->fcport; |
4916392b | 1270 | data = lio->u.logio.data; |
ac280b67 | 1271 | |
5ff1d584 | 1272 | data[0] = MBS_COMMAND_ERROR; |
4916392b | 1273 | data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
5ff1d584 | 1274 | QLA_LOGIO_LOGIN_RETRIED : 0; |
ac280b67 | 1275 | if (mbx->entry_status) { |
7c3df132 | 1276 | ql_dbg(ql_dbg_async, vha, 0x5043, |
cfb0919c | 1277 | "Async-%s error entry - hdl=%x portid=%02x%02x%02x " |
d3fa9e7d | 1278 | "entry-status=%x status=%x state-flag=%x " |
cfb0919c CD |
1279 | "status-flags=%x.\n", type, sp->handle, |
1280 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
d3fa9e7d AV |
1281 | fcport->d_id.b.al_pa, mbx->entry_status, |
1282 | le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags), | |
7c3df132 | 1283 | le16_to_cpu(mbx->status_flags)); |
d3fa9e7d | 1284 | |
cfb0919c | 1285 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5029, |
7c3df132 | 1286 | (uint8_t *)mbx, sizeof(*mbx)); |
ac280b67 | 1287 | |
99b0bec7 | 1288 | goto logio_done; |
ac280b67 AV |
1289 | } |
1290 | ||
5ff1d584 | 1291 | status = le16_to_cpu(mbx->status); |
9ba56b95 | 1292 | if (status == 0x30 && sp->type == SRB_LOGIN_CMD && |
5ff1d584 AV |
1293 | le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) |
1294 | status = 0; | |
1295 | if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) { | |
7c3df132 | 1296 | ql_dbg(ql_dbg_async, vha, 0x5045, |
cfb0919c CD |
1297 | "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n", |
1298 | type, sp->handle, fcport->d_id.b.domain, | |
1299 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
1300 | le16_to_cpu(mbx->mb1)); | |
ac280b67 AV |
1301 | |
1302 | data[0] = MBS_COMMAND_COMPLETE; | |
9ba56b95 | 1303 | if (sp->type == SRB_LOGIN_CMD) { |
99b0bec7 AV |
1304 | fcport->port_type = FCT_TARGET; |
1305 | if (le16_to_cpu(mbx->mb1) & BIT_0) | |
1306 | fcport->port_type = FCT_INITIATOR; | |
6ac52608 | 1307 | else if (le16_to_cpu(mbx->mb1) & BIT_1) |
99b0bec7 | 1308 | fcport->flags |= FCF_FCP2_DEVICE; |
5ff1d584 | 1309 | } |
99b0bec7 | 1310 | goto logio_done; |
ac280b67 AV |
1311 | } |
1312 | ||
1313 | data[0] = le16_to_cpu(mbx->mb0); | |
1314 | switch (data[0]) { | |
1315 | case MBS_PORT_ID_USED: | |
1316 | data[1] = le16_to_cpu(mbx->mb1); | |
1317 | break; | |
1318 | case MBS_LOOP_ID_USED: | |
1319 | break; | |
1320 | default: | |
1321 | data[0] = MBS_COMMAND_ERROR; | |
ac280b67 AV |
1322 | break; |
1323 | } | |
1324 | ||
7c3df132 | 1325 | ql_log(ql_log_warn, vha, 0x5046, |
cfb0919c CD |
1326 | "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x " |
1327 | "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type, sp->handle, | |
1328 | fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
1329 | status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1), | |
ac280b67 | 1330 | le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6), |
7c3df132 | 1331 | le16_to_cpu(mbx->mb7)); |
ac280b67 | 1332 | |
99b0bec7 | 1333 | logio_done: |
9ba56b95 | 1334 | sp->done(vha, sp, 0); |
ac280b67 AV |
1335 | } |
1336 | ||
9bc4f4fb HZ |
1337 | static void |
1338 | qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1339 | sts_entry_t *pkt, int iocb_type) | |
1340 | { | |
1341 | const char func[] = "CT_IOCB"; | |
1342 | const char *type; | |
9bc4f4fb | 1343 | srb_t *sp; |
9bc4f4fb HZ |
1344 | struct fc_bsg_job *bsg_job; |
1345 | uint16_t comp_status; | |
9ba56b95 | 1346 | int res; |
9bc4f4fb HZ |
1347 | |
1348 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
1349 | if (!sp) | |
1350 | return; | |
1351 | ||
9ba56b95 | 1352 | bsg_job = sp->u.bsg_job; |
9bc4f4fb | 1353 | |
9ba56b95 | 1354 | type = "ct pass-through"; |
9bc4f4fb HZ |
1355 | |
1356 | comp_status = le16_to_cpu(pkt->comp_status); | |
1357 | ||
1358 | /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT | |
1359 | * fc payload to the caller | |
1360 | */ | |
1361 | bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; | |
1362 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1363 | ||
1364 | if (comp_status != CS_COMPLETE) { | |
1365 | if (comp_status == CS_DATA_UNDERRUN) { | |
9ba56b95 | 1366 | res = DID_OK << 16; |
9bc4f4fb HZ |
1367 | bsg_job->reply->reply_payload_rcv_len = |
1368 | le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len); | |
1369 | ||
7c3df132 SK |
1370 | ql_log(ql_log_warn, vha, 0x5048, |
1371 | "CT pass-through-%s error " | |
9bc4f4fb | 1372 | "comp_status-status=0x%x total_byte = 0x%x.\n", |
7c3df132 SK |
1373 | type, comp_status, |
1374 | bsg_job->reply->reply_payload_rcv_len); | |
9bc4f4fb | 1375 | } else { |
7c3df132 SK |
1376 | ql_log(ql_log_warn, vha, 0x5049, |
1377 | "CT pass-through-%s error " | |
1378 | "comp_status-status=0x%x.\n", type, comp_status); | |
9ba56b95 | 1379 | res = DID_ERROR << 16; |
9bc4f4fb HZ |
1380 | bsg_job->reply->reply_payload_rcv_len = 0; |
1381 | } | |
cfb0919c | 1382 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035, |
7c3df132 | 1383 | (uint8_t *)pkt, sizeof(*pkt)); |
9bc4f4fb | 1384 | } else { |
9ba56b95 | 1385 | res = DID_OK << 16; |
9bc4f4fb HZ |
1386 | bsg_job->reply->reply_payload_rcv_len = |
1387 | bsg_job->reply_payload.payload_len; | |
1388 | bsg_job->reply_len = 0; | |
1389 | } | |
1390 | ||
9ba56b95 | 1391 | sp->done(vha, sp, res); |
9bc4f4fb HZ |
1392 | } |
1393 | ||
9a069e19 GM |
1394 | static void |
1395 | qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1396 | struct sts_entry_24xx *pkt, int iocb_type) | |
1397 | { | |
1398 | const char func[] = "ELS_CT_IOCB"; | |
1399 | const char *type; | |
9a069e19 | 1400 | srb_t *sp; |
9a069e19 GM |
1401 | struct fc_bsg_job *bsg_job; |
1402 | uint16_t comp_status; | |
1403 | uint32_t fw_status[3]; | |
1404 | uint8_t* fw_sts_ptr; | |
9ba56b95 | 1405 | int res; |
9a069e19 GM |
1406 | |
1407 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
1408 | if (!sp) | |
1409 | return; | |
9ba56b95 | 1410 | bsg_job = sp->u.bsg_job; |
9a069e19 GM |
1411 | |
1412 | type = NULL; | |
9ba56b95 | 1413 | switch (sp->type) { |
9a069e19 GM |
1414 | case SRB_ELS_CMD_RPT: |
1415 | case SRB_ELS_CMD_HST: | |
1416 | type = "els"; | |
1417 | break; | |
1418 | case SRB_CT_CMD: | |
1419 | type = "ct pass-through"; | |
1420 | break; | |
1421 | default: | |
37fed3ee | 1422 | ql_dbg(ql_dbg_user, vha, 0x503e, |
9ba56b95 | 1423 | "Unrecognized SRB: (%p) type=%d.\n", sp, sp->type); |
9a069e19 GM |
1424 | return; |
1425 | } | |
1426 | ||
1427 | comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status); | |
1428 | fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1); | |
1429 | fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2); | |
1430 | ||
1431 | /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT | |
1432 | * fc payload to the caller | |
1433 | */ | |
1434 | bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; | |
1435 | bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status); | |
1436 | ||
1437 | if (comp_status != CS_COMPLETE) { | |
1438 | if (comp_status == CS_DATA_UNDERRUN) { | |
9ba56b95 | 1439 | res = DID_OK << 16; |
9a069e19 | 1440 | bsg_job->reply->reply_payload_rcv_len = |
9ba56b95 | 1441 | le16_to_cpu(((struct els_sts_entry_24xx *)pkt)->total_byte_count); |
9a069e19 | 1442 | |
37fed3ee | 1443 | ql_dbg(ql_dbg_user, vha, 0x503f, |
cfb0919c | 1444 | "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
9a069e19 | 1445 | "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n", |
cfb0919c | 1446 | type, sp->handle, comp_status, fw_status[1], fw_status[2], |
7c3df132 SK |
1447 | le16_to_cpu(((struct els_sts_entry_24xx *) |
1448 | pkt)->total_byte_count)); | |
9a069e19 GM |
1449 | fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); |
1450 | memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); | |
1451 | } | |
1452 | else { | |
37fed3ee | 1453 | ql_dbg(ql_dbg_user, vha, 0x5040, |
cfb0919c | 1454 | "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
9a069e19 | 1455 | "error subcode 1=0x%x error subcode 2=0x%x.\n", |
cfb0919c | 1456 | type, sp->handle, comp_status, |
7c3df132 SK |
1457 | le16_to_cpu(((struct els_sts_entry_24xx *) |
1458 | pkt)->error_subcode_1), | |
1459 | le16_to_cpu(((struct els_sts_entry_24xx *) | |
1460 | pkt)->error_subcode_2)); | |
9ba56b95 | 1461 | res = DID_ERROR << 16; |
9a069e19 GM |
1462 | bsg_job->reply->reply_payload_rcv_len = 0; |
1463 | fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); | |
1464 | memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); | |
1465 | } | |
37fed3ee | 1466 | ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056, |
7c3df132 | 1467 | (uint8_t *)pkt, sizeof(*pkt)); |
9a069e19 GM |
1468 | } |
1469 | else { | |
9ba56b95 | 1470 | res = DID_OK << 16; |
9a069e19 GM |
1471 | bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len; |
1472 | bsg_job->reply_len = 0; | |
1473 | } | |
1474 | ||
9ba56b95 | 1475 | sp->done(vha, sp, res); |
9a069e19 GM |
1476 | } |
1477 | ||
ac280b67 AV |
1478 | static void |
1479 | qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1480 | struct logio_entry_24xx *logio) | |
1481 | { | |
1482 | const char func[] = "LOGIO-IOCB"; | |
1483 | const char *type; | |
ac280b67 AV |
1484 | fc_port_t *fcport; |
1485 | srb_t *sp; | |
4916392b | 1486 | struct srb_iocb *lio; |
99b0bec7 | 1487 | uint16_t *data; |
ac280b67 AV |
1488 | uint32_t iop[2]; |
1489 | ||
1490 | sp = qla2x00_get_sp_from_handle(vha, func, req, logio); | |
1491 | if (!sp) | |
1492 | return; | |
1493 | ||
9ba56b95 GM |
1494 | lio = &sp->u.iocb_cmd; |
1495 | type = sp->name; | |
ac280b67 | 1496 | fcport = sp->fcport; |
4916392b | 1497 | data = lio->u.logio.data; |
ac280b67 | 1498 | |
5ff1d584 | 1499 | data[0] = MBS_COMMAND_ERROR; |
4916392b | 1500 | data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
5ff1d584 | 1501 | QLA_LOGIO_LOGIN_RETRIED : 0; |
ac280b67 | 1502 | if (logio->entry_status) { |
5e19ed90 | 1503 | ql_log(ql_log_warn, fcport->vha, 0x5034, |
cfb0919c | 1504 | "Async-%s error entry - hdl=%x" |
d3fa9e7d | 1505 | "portid=%02x%02x%02x entry-status=%x.\n", |
cfb0919c CD |
1506 | type, sp->handle, fcport->d_id.b.domain, |
1507 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
1508 | logio->entry_status); | |
1509 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x504d, | |
7c3df132 | 1510 | (uint8_t *)logio, sizeof(*logio)); |
ac280b67 | 1511 | |
99b0bec7 | 1512 | goto logio_done; |
ac280b67 AV |
1513 | } |
1514 | ||
1515 | if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) { | |
5e19ed90 | 1516 | ql_dbg(ql_dbg_async, fcport->vha, 0x5036, |
cfb0919c CD |
1517 | "Async-%s complete - hdl=%x portid=%02x%02x%02x " |
1518 | "iop0=%x.\n", type, sp->handle, fcport->d_id.b.domain, | |
1519 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
7c3df132 | 1520 | le32_to_cpu(logio->io_parameter[0])); |
ac280b67 AV |
1521 | |
1522 | data[0] = MBS_COMMAND_COMPLETE; | |
9ba56b95 | 1523 | if (sp->type != SRB_LOGIN_CMD) |
99b0bec7 | 1524 | goto logio_done; |
ac280b67 AV |
1525 | |
1526 | iop[0] = le32_to_cpu(logio->io_parameter[0]); | |
1527 | if (iop[0] & BIT_4) { | |
1528 | fcport->port_type = FCT_TARGET; | |
1529 | if (iop[0] & BIT_8) | |
8474f3a0 | 1530 | fcport->flags |= FCF_FCP2_DEVICE; |
b0cd579c | 1531 | } else if (iop[0] & BIT_5) |
ac280b67 | 1532 | fcport->port_type = FCT_INITIATOR; |
b0cd579c | 1533 | |
2d70c103 NB |
1534 | if (iop[0] & BIT_7) |
1535 | fcport->flags |= FCF_CONF_COMP_SUPPORTED; | |
1536 | ||
ac280b67 AV |
1537 | if (logio->io_parameter[7] || logio->io_parameter[8]) |
1538 | fcport->supported_classes |= FC_COS_CLASS2; | |
1539 | if (logio->io_parameter[9] || logio->io_parameter[10]) | |
1540 | fcport->supported_classes |= FC_COS_CLASS3; | |
1541 | ||
99b0bec7 | 1542 | goto logio_done; |
ac280b67 AV |
1543 | } |
1544 | ||
1545 | iop[0] = le32_to_cpu(logio->io_parameter[0]); | |
1546 | iop[1] = le32_to_cpu(logio->io_parameter[1]); | |
1547 | switch (iop[0]) { | |
1548 | case LSC_SCODE_PORTID_USED: | |
1549 | data[0] = MBS_PORT_ID_USED; | |
1550 | data[1] = LSW(iop[1]); | |
1551 | break; | |
1552 | case LSC_SCODE_NPORT_USED: | |
1553 | data[0] = MBS_LOOP_ID_USED; | |
1554 | break; | |
ac280b67 AV |
1555 | default: |
1556 | data[0] = MBS_COMMAND_ERROR; | |
ac280b67 AV |
1557 | break; |
1558 | } | |
1559 | ||
5e19ed90 | 1560 | ql_dbg(ql_dbg_async, fcport->vha, 0x5037, |
cfb0919c CD |
1561 | "Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x " |
1562 | "iop0=%x iop1=%x.\n", type, sp->handle, fcport->d_id.b.domain, | |
d3fa9e7d | 1563 | fcport->d_id.b.area, fcport->d_id.b.al_pa, |
ac280b67 AV |
1564 | le16_to_cpu(logio->comp_status), |
1565 | le32_to_cpu(logio->io_parameter[0]), | |
7c3df132 | 1566 | le32_to_cpu(logio->io_parameter[1])); |
ac280b67 | 1567 | |
99b0bec7 | 1568 | logio_done: |
9ba56b95 | 1569 | sp->done(vha, sp, 0); |
ac280b67 AV |
1570 | } |
1571 | ||
3822263e | 1572 | static void |
faef62d1 | 1573 | qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, void *tsk) |
3822263e MI |
1574 | { |
1575 | const char func[] = "TMF-IOCB"; | |
1576 | const char *type; | |
1577 | fc_port_t *fcport; | |
1578 | srb_t *sp; | |
1579 | struct srb_iocb *iocb; | |
3822263e | 1580 | struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk; |
3822263e MI |
1581 | |
1582 | sp = qla2x00_get_sp_from_handle(vha, func, req, tsk); | |
1583 | if (!sp) | |
1584 | return; | |
1585 | ||
9ba56b95 GM |
1586 | iocb = &sp->u.iocb_cmd; |
1587 | type = sp->name; | |
3822263e | 1588 | fcport = sp->fcport; |
faef62d1 | 1589 | iocb->u.tmf.data = QLA_SUCCESS; |
3822263e MI |
1590 | |
1591 | if (sts->entry_status) { | |
5e19ed90 | 1592 | ql_log(ql_log_warn, fcport->vha, 0x5038, |
cfb0919c CD |
1593 | "Async-%s error - hdl=%x entry-status(%x).\n", |
1594 | type, sp->handle, sts->entry_status); | |
faef62d1 | 1595 | iocb->u.tmf.data = QLA_FUNCTION_FAILED; |
ad950360 | 1596 | } else if (sts->comp_status != cpu_to_le16(CS_COMPLETE)) { |
5e19ed90 | 1597 | ql_log(ql_log_warn, fcport->vha, 0x5039, |
cfb0919c CD |
1598 | "Async-%s error - hdl=%x completion status(%x).\n", |
1599 | type, sp->handle, sts->comp_status); | |
faef62d1 AB |
1600 | iocb->u.tmf.data = QLA_FUNCTION_FAILED; |
1601 | } else if ((le16_to_cpu(sts->scsi_status) & | |
3822263e | 1602 | SS_RESPONSE_INFO_LEN_VALID)) { |
faef62d1 AB |
1603 | if (le32_to_cpu(sts->rsp_data_len) < 4) { |
1604 | ql_log(ql_log_warn, fcport->vha, 0x503b, | |
1605 | "Async-%s error - hdl=%x not enough response(%d).\n", | |
1606 | type, sp->handle, sts->rsp_data_len); | |
1607 | } else if (sts->data[3]) { | |
1608 | ql_log(ql_log_warn, fcport->vha, 0x503c, | |
1609 | "Async-%s error - hdl=%x response(%x).\n", | |
1610 | type, sp->handle, sts->data[3]); | |
8d2b21db | 1611 | iocb->u.tmf.data = QLA_FUNCTION_FAILED; |
faef62d1 | 1612 | } |
3822263e MI |
1613 | } |
1614 | ||
faef62d1 | 1615 | if (iocb->u.tmf.data != QLA_SUCCESS) |
7c3df132 SK |
1616 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5055, |
1617 | (uint8_t *)sts, sizeof(*sts)); | |
3822263e | 1618 | |
9ba56b95 | 1619 | sp->done(vha, sp, 0); |
3822263e MI |
1620 | } |
1621 | ||
1da177e4 LT |
1622 | /** |
1623 | * qla2x00_process_response_queue() - Process response queue entries. | |
1624 | * @ha: SCSI driver HA context | |
1625 | */ | |
1626 | void | |
73208dfd | 1627 | qla2x00_process_response_queue(struct rsp_que *rsp) |
1da177e4 | 1628 | { |
73208dfd AC |
1629 | struct scsi_qla_host *vha; |
1630 | struct qla_hw_data *ha = rsp->hw; | |
3d71644c | 1631 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
1632 | sts_entry_t *pkt; |
1633 | uint16_t handle_cnt; | |
1634 | uint16_t cnt; | |
73208dfd | 1635 | |
2afa19a9 | 1636 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1637 | |
e315cd28 | 1638 | if (!vha->flags.online) |
1da177e4 LT |
1639 | return; |
1640 | ||
e315cd28 AC |
1641 | while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { |
1642 | pkt = (sts_entry_t *)rsp->ring_ptr; | |
1da177e4 | 1643 | |
e315cd28 AC |
1644 | rsp->ring_index++; |
1645 | if (rsp->ring_index == rsp->length) { | |
1646 | rsp->ring_index = 0; | |
1647 | rsp->ring_ptr = rsp->ring; | |
1da177e4 | 1648 | } else { |
e315cd28 | 1649 | rsp->ring_ptr++; |
1da177e4 LT |
1650 | } |
1651 | ||
1652 | if (pkt->entry_status != 0) { | |
73208dfd | 1653 | qla2x00_error_entry(vha, rsp, pkt); |
1da177e4 LT |
1654 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; |
1655 | wmb(); | |
1656 | continue; | |
1657 | } | |
1658 | ||
1659 | switch (pkt->entry_type) { | |
1660 | case STATUS_TYPE: | |
73208dfd | 1661 | qla2x00_status_entry(vha, rsp, pkt); |
1da177e4 LT |
1662 | break; |
1663 | case STATUS_TYPE_21: | |
1664 | handle_cnt = ((sts21_entry_t *)pkt)->handle_count; | |
1665 | for (cnt = 0; cnt < handle_cnt; cnt++) { | |
73208dfd | 1666 | qla2x00_process_completed_request(vha, rsp->req, |
1da177e4 LT |
1667 | ((sts21_entry_t *)pkt)->handle[cnt]); |
1668 | } | |
1669 | break; | |
1670 | case STATUS_TYPE_22: | |
1671 | handle_cnt = ((sts22_entry_t *)pkt)->handle_count; | |
1672 | for (cnt = 0; cnt < handle_cnt; cnt++) { | |
73208dfd | 1673 | qla2x00_process_completed_request(vha, rsp->req, |
1da177e4 LT |
1674 | ((sts22_entry_t *)pkt)->handle[cnt]); |
1675 | } | |
1676 | break; | |
1677 | case STATUS_CONT_TYPE: | |
2afa19a9 | 1678 | qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); |
1da177e4 | 1679 | break; |
ac280b67 AV |
1680 | case MBX_IOCB_TYPE: |
1681 | qla2x00_mbx_iocb_entry(vha, rsp->req, | |
1682 | (struct mbx_entry *)pkt); | |
3822263e | 1683 | break; |
9bc4f4fb HZ |
1684 | case CT_IOCB_TYPE: |
1685 | qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); | |
1686 | break; | |
1da177e4 LT |
1687 | default: |
1688 | /* Type Not Supported. */ | |
7c3df132 SK |
1689 | ql_log(ql_log_warn, vha, 0x504a, |
1690 | "Received unknown response pkt type %x " | |
1da177e4 | 1691 | "entry status=%x.\n", |
7c3df132 | 1692 | pkt->entry_type, pkt->entry_status); |
1da177e4 LT |
1693 | break; |
1694 | } | |
1695 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; | |
1696 | wmb(); | |
1697 | } | |
1698 | ||
1699 | /* Adjust ring index */ | |
e315cd28 | 1700 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), rsp->ring_index); |
1da177e4 LT |
1701 | } |
1702 | ||
4733fcb1 | 1703 | static inline void |
5544213b | 1704 | qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, |
9ba56b95 | 1705 | uint32_t sense_len, struct rsp_que *rsp, int res) |
4733fcb1 | 1706 | { |
7c3df132 | 1707 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 GM |
1708 | struct scsi_cmnd *cp = GET_CMD_SP(sp); |
1709 | uint32_t track_sense_len; | |
4733fcb1 AV |
1710 | |
1711 | if (sense_len >= SCSI_SENSE_BUFFERSIZE) | |
1712 | sense_len = SCSI_SENSE_BUFFERSIZE; | |
1713 | ||
9ba56b95 GM |
1714 | SET_CMD_SENSE_LEN(sp, sense_len); |
1715 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer); | |
1716 | track_sense_len = sense_len; | |
1717 | ||
1718 | if (sense_len > par_sense_len) | |
5544213b | 1719 | sense_len = par_sense_len; |
4733fcb1 AV |
1720 | |
1721 | memcpy(cp->sense_buffer, sense_data, sense_len); | |
1722 | ||
9ba56b95 GM |
1723 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len); |
1724 | track_sense_len -= sense_len; | |
1725 | SET_CMD_SENSE_LEN(sp, track_sense_len); | |
1726 | ||
1727 | if (track_sense_len != 0) { | |
2afa19a9 | 1728 | rsp->status_srb = sp; |
9ba56b95 GM |
1729 | cp->result = res; |
1730 | } | |
4733fcb1 | 1731 | |
cfb0919c CD |
1732 | if (sense_len) { |
1733 | ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c, | |
9cb78c16 | 1734 | "Check condition Sense data, nexus%ld:%d:%llu cmd=%p.\n", |
cfb0919c CD |
1735 | sp->fcport->vha->host_no, cp->device->id, cp->device->lun, |
1736 | cp); | |
7c3df132 SK |
1737 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302b, |
1738 | cp->sense_buffer, sense_len); | |
cfb0919c | 1739 | } |
4733fcb1 AV |
1740 | } |
1741 | ||
bad75002 AE |
1742 | struct scsi_dif_tuple { |
1743 | __be16 guard; /* Checksum */ | |
d6a03581 | 1744 | __be16 app_tag; /* APPL identifier */ |
bad75002 AE |
1745 | __be32 ref_tag; /* Target LBA or indirect LBA */ |
1746 | }; | |
1747 | ||
1748 | /* | |
1749 | * Checks the guard or meta-data for the type of error | |
1750 | * detected by the HBA. In case of errors, we set the | |
1751 | * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST | |
1752 | * to indicate to the kernel that the HBA detected error. | |
1753 | */ | |
8cb2049c | 1754 | static inline int |
bad75002 AE |
1755 | qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24) |
1756 | { | |
7c3df132 | 1757 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 | 1758 | struct scsi_cmnd *cmd = GET_CMD_SP(sp); |
8cb2049c AE |
1759 | uint8_t *ap = &sts24->data[12]; |
1760 | uint8_t *ep = &sts24->data[20]; | |
bad75002 AE |
1761 | uint32_t e_ref_tag, a_ref_tag; |
1762 | uint16_t e_app_tag, a_app_tag; | |
1763 | uint16_t e_guard, a_guard; | |
1764 | ||
8cb2049c AE |
1765 | /* |
1766 | * swab32 of the "data" field in the beginning of qla2x00_status_entry() | |
1767 | * would make guard field appear at offset 2 | |
1768 | */ | |
1769 | a_guard = le16_to_cpu(*(uint16_t *)(ap + 2)); | |
1770 | a_app_tag = le16_to_cpu(*(uint16_t *)(ap + 0)); | |
1771 | a_ref_tag = le32_to_cpu(*(uint32_t *)(ap + 4)); | |
1772 | e_guard = le16_to_cpu(*(uint16_t *)(ep + 2)); | |
1773 | e_app_tag = le16_to_cpu(*(uint16_t *)(ep + 0)); | |
1774 | e_ref_tag = le32_to_cpu(*(uint32_t *)(ep + 4)); | |
bad75002 | 1775 | |
7c3df132 SK |
1776 | ql_dbg(ql_dbg_io, vha, 0x3023, |
1777 | "iocb(s) %p Returned STATUS.\n", sts24); | |
bad75002 | 1778 | |
7c3df132 SK |
1779 | ql_dbg(ql_dbg_io, vha, 0x3024, |
1780 | "DIF ERROR in cmd 0x%x lba 0x%llx act ref" | |
bad75002 | 1781 | " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app" |
7c3df132 | 1782 | " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n", |
bad75002 | 1783 | cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag, |
7c3df132 | 1784 | a_app_tag, e_app_tag, a_guard, e_guard); |
bad75002 | 1785 | |
8cb2049c AE |
1786 | /* |
1787 | * Ignore sector if: | |
1788 | * For type 3: ref & app tag is all 'f's | |
1789 | * For type 0,1,2: app tag is all 'f's | |
1790 | */ | |
1791 | if ((a_app_tag == 0xffff) && | |
1792 | ((scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3) || | |
1793 | (a_ref_tag == 0xffffffff))) { | |
1794 | uint32_t blocks_done, resid; | |
1795 | sector_t lba_s = scsi_get_lba(cmd); | |
1796 | ||
1797 | /* 2TB boundary case covered automatically with this */ | |
1798 | blocks_done = e_ref_tag - (uint32_t)lba_s + 1; | |
1799 | ||
1800 | resid = scsi_bufflen(cmd) - (blocks_done * | |
1801 | cmd->device->sector_size); | |
1802 | ||
1803 | scsi_set_resid(cmd, resid); | |
1804 | cmd->result = DID_OK << 16; | |
1805 | ||
1806 | /* Update protection tag */ | |
1807 | if (scsi_prot_sg_count(cmd)) { | |
1808 | uint32_t i, j = 0, k = 0, num_ent; | |
1809 | struct scatterlist *sg; | |
1810 | struct sd_dif_tuple *spt; | |
1811 | ||
1812 | /* Patch the corresponding protection tags */ | |
1813 | scsi_for_each_prot_sg(cmd, sg, | |
1814 | scsi_prot_sg_count(cmd), i) { | |
1815 | num_ent = sg_dma_len(sg) / 8; | |
1816 | if (k + num_ent < blocks_done) { | |
1817 | k += num_ent; | |
1818 | continue; | |
1819 | } | |
1820 | j = blocks_done - k - 1; | |
1821 | k = blocks_done; | |
1822 | break; | |
1823 | } | |
1824 | ||
1825 | if (k != blocks_done) { | |
cfb0919c | 1826 | ql_log(ql_log_warn, vha, 0x302f, |
8ec9c7fb RD |
1827 | "unexpected tag values tag:lba=%x:%llx)\n", |
1828 | e_ref_tag, (unsigned long long)lba_s); | |
8cb2049c AE |
1829 | return 1; |
1830 | } | |
1831 | ||
1832 | spt = page_address(sg_page(sg)) + sg->offset; | |
1833 | spt += j; | |
1834 | ||
1835 | spt->app_tag = 0xffff; | |
1836 | if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3) | |
1837 | spt->ref_tag = 0xffffffff; | |
1838 | } | |
1839 | ||
1840 | return 0; | |
1841 | } | |
1842 | ||
bad75002 AE |
1843 | /* check guard */ |
1844 | if (e_guard != a_guard) { | |
1845 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, | |
1846 | 0x10, 0x1); | |
1847 | set_driver_byte(cmd, DRIVER_SENSE); | |
1848 | set_host_byte(cmd, DID_ABORT); | |
1849 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1850 | return 1; |
bad75002 AE |
1851 | } |
1852 | ||
e02587d7 AE |
1853 | /* check ref tag */ |
1854 | if (e_ref_tag != a_ref_tag) { | |
bad75002 | 1855 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, |
e02587d7 | 1856 | 0x10, 0x3); |
bad75002 AE |
1857 | set_driver_byte(cmd, DRIVER_SENSE); |
1858 | set_host_byte(cmd, DID_ABORT); | |
1859 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1860 | return 1; |
bad75002 AE |
1861 | } |
1862 | ||
e02587d7 AE |
1863 | /* check appl tag */ |
1864 | if (e_app_tag != a_app_tag) { | |
bad75002 | 1865 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, |
e02587d7 | 1866 | 0x10, 0x2); |
bad75002 AE |
1867 | set_driver_byte(cmd, DRIVER_SENSE); |
1868 | set_host_byte(cmd, DID_ABORT); | |
1869 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1870 | return 1; |
bad75002 | 1871 | } |
e02587d7 | 1872 | |
8cb2049c | 1873 | return 1; |
bad75002 AE |
1874 | } |
1875 | ||
a9b6f722 SK |
1876 | static void |
1877 | qla25xx_process_bidir_status_iocb(scsi_qla_host_t *vha, void *pkt, | |
1878 | struct req_que *req, uint32_t index) | |
1879 | { | |
1880 | struct qla_hw_data *ha = vha->hw; | |
1881 | srb_t *sp; | |
1882 | uint16_t comp_status; | |
1883 | uint16_t scsi_status; | |
1884 | uint16_t thread_id; | |
1885 | uint32_t rval = EXT_STATUS_OK; | |
1886 | struct fc_bsg_job *bsg_job = NULL; | |
1887 | sts_entry_t *sts; | |
1888 | struct sts_entry_24xx *sts24; | |
1889 | sts = (sts_entry_t *) pkt; | |
1890 | sts24 = (struct sts_entry_24xx *) pkt; | |
1891 | ||
1892 | /* Validate handle. */ | |
8d93f550 | 1893 | if (index >= req->num_outstanding_cmds) { |
a9b6f722 SK |
1894 | ql_log(ql_log_warn, vha, 0x70af, |
1895 | "Invalid SCSI completion handle 0x%x.\n", index); | |
1896 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1897 | return; | |
1898 | } | |
1899 | ||
1900 | sp = req->outstanding_cmds[index]; | |
1901 | if (sp) { | |
1902 | /* Free outstanding command slot. */ | |
1903 | req->outstanding_cmds[index] = NULL; | |
1904 | bsg_job = sp->u.bsg_job; | |
1905 | } else { | |
1906 | ql_log(ql_log_warn, vha, 0x70b0, | |
1907 | "Req:%d: Invalid ISP SCSI completion handle(0x%x)\n", | |
1908 | req->id, index); | |
1909 | ||
1910 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1911 | return; | |
1912 | } | |
1913 | ||
1914 | if (IS_FWI2_CAPABLE(ha)) { | |
1915 | comp_status = le16_to_cpu(sts24->comp_status); | |
1916 | scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK; | |
1917 | } else { | |
1918 | comp_status = le16_to_cpu(sts->comp_status); | |
1919 | scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK; | |
1920 | } | |
1921 | ||
1922 | thread_id = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
1923 | switch (comp_status) { | |
1924 | case CS_COMPLETE: | |
1925 | if (scsi_status == 0) { | |
1926 | bsg_job->reply->reply_payload_rcv_len = | |
1927 | bsg_job->reply_payload.payload_len; | |
fabbb8df JC |
1928 | vha->qla_stats.input_bytes += |
1929 | bsg_job->reply->reply_payload_rcv_len; | |
1930 | vha->qla_stats.input_requests++; | |
a9b6f722 SK |
1931 | rval = EXT_STATUS_OK; |
1932 | } | |
1933 | goto done; | |
1934 | ||
1935 | case CS_DATA_OVERRUN: | |
1936 | ql_dbg(ql_dbg_user, vha, 0x70b1, | |
1937 | "Command completed with date overrun thread_id=%d\n", | |
1938 | thread_id); | |
1939 | rval = EXT_STATUS_DATA_OVERRUN; | |
1940 | break; | |
1941 | ||
1942 | case CS_DATA_UNDERRUN: | |
1943 | ql_dbg(ql_dbg_user, vha, 0x70b2, | |
1944 | "Command completed with date underrun thread_id=%d\n", | |
1945 | thread_id); | |
1946 | rval = EXT_STATUS_DATA_UNDERRUN; | |
1947 | break; | |
1948 | case CS_BIDIR_RD_OVERRUN: | |
1949 | ql_dbg(ql_dbg_user, vha, 0x70b3, | |
1950 | "Command completed with read data overrun thread_id=%d\n", | |
1951 | thread_id); | |
1952 | rval = EXT_STATUS_DATA_OVERRUN; | |
1953 | break; | |
1954 | ||
1955 | case CS_BIDIR_RD_WR_OVERRUN: | |
1956 | ql_dbg(ql_dbg_user, vha, 0x70b4, | |
1957 | "Command completed with read and write data overrun " | |
1958 | "thread_id=%d\n", thread_id); | |
1959 | rval = EXT_STATUS_DATA_OVERRUN; | |
1960 | break; | |
1961 | ||
1962 | case CS_BIDIR_RD_OVERRUN_WR_UNDERRUN: | |
1963 | ql_dbg(ql_dbg_user, vha, 0x70b5, | |
1964 | "Command completed with read data over and write data " | |
1965 | "underrun thread_id=%d\n", thread_id); | |
1966 | rval = EXT_STATUS_DATA_OVERRUN; | |
1967 | break; | |
1968 | ||
1969 | case CS_BIDIR_RD_UNDERRUN: | |
1970 | ql_dbg(ql_dbg_user, vha, 0x70b6, | |
1971 | "Command completed with read data data underrun " | |
1972 | "thread_id=%d\n", thread_id); | |
1973 | rval = EXT_STATUS_DATA_UNDERRUN; | |
1974 | break; | |
1975 | ||
1976 | case CS_BIDIR_RD_UNDERRUN_WR_OVERRUN: | |
1977 | ql_dbg(ql_dbg_user, vha, 0x70b7, | |
1978 | "Command completed with read data under and write data " | |
1979 | "overrun thread_id=%d\n", thread_id); | |
1980 | rval = EXT_STATUS_DATA_UNDERRUN; | |
1981 | break; | |
1982 | ||
1983 | case CS_BIDIR_RD_WR_UNDERRUN: | |
1984 | ql_dbg(ql_dbg_user, vha, 0x70b8, | |
1985 | "Command completed with read and write data underrun " | |
1986 | "thread_id=%d\n", thread_id); | |
1987 | rval = EXT_STATUS_DATA_UNDERRUN; | |
1988 | break; | |
1989 | ||
1990 | case CS_BIDIR_DMA: | |
1991 | ql_dbg(ql_dbg_user, vha, 0x70b9, | |
1992 | "Command completed with data DMA error thread_id=%d\n", | |
1993 | thread_id); | |
1994 | rval = EXT_STATUS_DMA_ERR; | |
1995 | break; | |
1996 | ||
1997 | case CS_TIMEOUT: | |
1998 | ql_dbg(ql_dbg_user, vha, 0x70ba, | |
1999 | "Command completed with timeout thread_id=%d\n", | |
2000 | thread_id); | |
2001 | rval = EXT_STATUS_TIMEOUT; | |
2002 | break; | |
2003 | default: | |
2004 | ql_dbg(ql_dbg_user, vha, 0x70bb, | |
2005 | "Command completed with completion status=0x%x " | |
2006 | "thread_id=%d\n", comp_status, thread_id); | |
2007 | rval = EXT_STATUS_ERR; | |
2008 | break; | |
2009 | } | |
8d2b21db | 2010 | bsg_job->reply->reply_payload_rcv_len = 0; |
a9b6f722 SK |
2011 | |
2012 | done: | |
2013 | /* Return the vendor specific reply to API */ | |
2014 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = rval; | |
2015 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
2016 | /* Always return DID_OK, bsg will send the vendor specific response | |
2017 | * in this case only */ | |
2018 | sp->done(vha, sp, (DID_OK << 6)); | |
2019 | ||
2020 | } | |
2021 | ||
1da177e4 LT |
2022 | /** |
2023 | * qla2x00_status_entry() - Process a Status IOCB entry. | |
2024 | * @ha: SCSI driver HA context | |
2025 | * @pkt: Entry pointer | |
2026 | */ | |
2027 | static void | |
73208dfd | 2028 | qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) |
1da177e4 | 2029 | { |
1da177e4 | 2030 | srb_t *sp; |
1da177e4 LT |
2031 | fc_port_t *fcport; |
2032 | struct scsi_cmnd *cp; | |
9a853f71 AV |
2033 | sts_entry_t *sts; |
2034 | struct sts_entry_24xx *sts24; | |
1da177e4 LT |
2035 | uint16_t comp_status; |
2036 | uint16_t scsi_status; | |
b7d2280c | 2037 | uint16_t ox_id; |
1da177e4 LT |
2038 | uint8_t lscsi_status; |
2039 | int32_t resid; | |
5544213b AV |
2040 | uint32_t sense_len, par_sense_len, rsp_info_len, resid_len, |
2041 | fw_resid_len; | |
9a853f71 | 2042 | uint8_t *rsp_info, *sense_data; |
e315cd28 | 2043 | struct qla_hw_data *ha = vha->hw; |
2afa19a9 AC |
2044 | uint32_t handle; |
2045 | uint16_t que; | |
2046 | struct req_que *req; | |
b7d2280c | 2047 | int logit = 1; |
9ba56b95 | 2048 | int res = 0; |
a9b6f722 | 2049 | uint16_t state_flags = 0; |
e05fe292 | 2050 | uint16_t retry_delay = 0; |
9a853f71 AV |
2051 | |
2052 | sts = (sts_entry_t *) pkt; | |
2053 | sts24 = (struct sts_entry_24xx *) pkt; | |
e428924c | 2054 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 AV |
2055 | comp_status = le16_to_cpu(sts24->comp_status); |
2056 | scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK; | |
a9b6f722 | 2057 | state_flags = le16_to_cpu(sts24->state_flags); |
9a853f71 AV |
2058 | } else { |
2059 | comp_status = le16_to_cpu(sts->comp_status); | |
2060 | scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK; | |
2061 | } | |
2afa19a9 AC |
2062 | handle = (uint32_t) LSW(sts->handle); |
2063 | que = MSW(sts->handle); | |
2064 | req = ha->req_q_map[que]; | |
a9083016 | 2065 | |
36008cf1 CD |
2066 | /* Check for invalid queue pointer */ |
2067 | if (req == NULL || | |
2068 | que >= find_first_zero_bit(ha->req_qid_map, ha->max_req_queues)) { | |
2069 | ql_dbg(ql_dbg_io, vha, 0x3059, | |
2070 | "Invalid status handle (0x%x): Bad req pointer. req=%p, " | |
2071 | "que=%u.\n", sts->handle, req, que); | |
2072 | return; | |
2073 | } | |
2074 | ||
1da177e4 | 2075 | /* Validate handle. */ |
c7bc4cae | 2076 | if (handle < req->num_outstanding_cmds) { |
2afa19a9 | 2077 | sp = req->outstanding_cmds[handle]; |
c7bc4cae CD |
2078 | if (!sp) { |
2079 | ql_dbg(ql_dbg_io, vha, 0x3075, | |
2080 | "%s(%ld): Already returned command for status handle (0x%x).\n", | |
2081 | __func__, vha->host_no, sts->handle); | |
2082 | return; | |
2083 | } | |
2084 | } else { | |
cfb0919c | 2085 | ql_dbg(ql_dbg_io, vha, 0x3017, |
c7bc4cae CD |
2086 | "Invalid status handle, out of range (0x%x).\n", |
2087 | sts->handle); | |
1da177e4 | 2088 | |
acd3ce88 CD |
2089 | if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) { |
2090 | if (IS_P3P_TYPE(ha)) | |
2091 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
2092 | else | |
2093 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
2094 | qla2xxx_wake_dpc(vha); | |
2095 | } | |
1da177e4 LT |
2096 | return; |
2097 | } | |
a9b6f722 SK |
2098 | |
2099 | if (unlikely((state_flags & BIT_1) && (sp->type == SRB_BIDI_CMD))) { | |
2100 | qla25xx_process_bidir_status_iocb(vha, pkt, req, handle); | |
2101 | return; | |
2102 | } | |
2103 | ||
faef62d1 AB |
2104 | /* Task Management completion. */ |
2105 | if (sp->type == SRB_TM_CMD) { | |
2106 | qla24xx_tm_iocb_entry(vha, req, pkt); | |
2107 | return; | |
2108 | } | |
2109 | ||
a9b6f722 SK |
2110 | /* Fast path completion. */ |
2111 | if (comp_status == CS_COMPLETE && scsi_status == 0) { | |
2112 | qla2x00_process_completed_request(vha, req, handle); | |
2113 | ||
2114 | return; | |
2115 | } | |
2116 | ||
2117 | req->outstanding_cmds[handle] = NULL; | |
9ba56b95 | 2118 | cp = GET_CMD_SP(sp); |
1da177e4 | 2119 | if (cp == NULL) { |
cfb0919c | 2120 | ql_dbg(ql_dbg_io, vha, 0x3018, |
7c3df132 SK |
2121 | "Command already returned (0x%x/%p).\n", |
2122 | sts->handle, sp); | |
1da177e4 LT |
2123 | |
2124 | return; | |
2125 | } | |
2126 | ||
8ae6d9c7 | 2127 | lscsi_status = scsi_status & STATUS_MASK; |
1da177e4 | 2128 | |
bdf79621 | 2129 | fcport = sp->fcport; |
1da177e4 | 2130 | |
b7d2280c | 2131 | ox_id = 0; |
5544213b AV |
2132 | sense_len = par_sense_len = rsp_info_len = resid_len = |
2133 | fw_resid_len = 0; | |
e428924c | 2134 | if (IS_FWI2_CAPABLE(ha)) { |
0f00a206 LC |
2135 | if (scsi_status & SS_SENSE_LEN_VALID) |
2136 | sense_len = le32_to_cpu(sts24->sense_len); | |
2137 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) | |
2138 | rsp_info_len = le32_to_cpu(sts24->rsp_data_len); | |
2139 | if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) | |
2140 | resid_len = le32_to_cpu(sts24->rsp_residual_count); | |
2141 | if (comp_status == CS_DATA_UNDERRUN) | |
2142 | fw_resid_len = le32_to_cpu(sts24->residual_len); | |
9a853f71 AV |
2143 | rsp_info = sts24->data; |
2144 | sense_data = sts24->data; | |
2145 | host_to_fcp_swap(sts24->data, sizeof(sts24->data)); | |
b7d2280c | 2146 | ox_id = le16_to_cpu(sts24->ox_id); |
5544213b | 2147 | par_sense_len = sizeof(sts24->data); |
e05fe292 CD |
2148 | /* Valid values of the retry delay timer are 0x1-0xffef */ |
2149 | if (sts24->retry_delay > 0 && sts24->retry_delay < 0xfff1) | |
2150 | retry_delay = sts24->retry_delay; | |
9a853f71 | 2151 | } else { |
0f00a206 LC |
2152 | if (scsi_status & SS_SENSE_LEN_VALID) |
2153 | sense_len = le16_to_cpu(sts->req_sense_length); | |
2154 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) | |
2155 | rsp_info_len = le16_to_cpu(sts->rsp_info_len); | |
9a853f71 AV |
2156 | resid_len = le32_to_cpu(sts->residual_length); |
2157 | rsp_info = sts->rsp_info; | |
2158 | sense_data = sts->req_sense_data; | |
5544213b | 2159 | par_sense_len = sizeof(sts->req_sense_data); |
9a853f71 AV |
2160 | } |
2161 | ||
1da177e4 LT |
2162 | /* Check for any FCP transport errors. */ |
2163 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) { | |
9a853f71 | 2164 | /* Sense data lies beyond any FCP RESPONSE data. */ |
5544213b | 2165 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 | 2166 | sense_data += rsp_info_len; |
5544213b AV |
2167 | par_sense_len -= rsp_info_len; |
2168 | } | |
9a853f71 | 2169 | if (rsp_info_len > 3 && rsp_info[3]) { |
5e19ed90 | 2170 | ql_dbg(ql_dbg_io, fcport->vha, 0x3019, |
7c3df132 SK |
2171 | "FCP I/O protocol failure (0x%x/0x%x).\n", |
2172 | rsp_info_len, rsp_info[3]); | |
1da177e4 | 2173 | |
9ba56b95 | 2174 | res = DID_BUS_BUSY << 16; |
b7d2280c | 2175 | goto out; |
1da177e4 LT |
2176 | } |
2177 | } | |
2178 | ||
3e8ce320 AV |
2179 | /* Check for overrun. */ |
2180 | if (IS_FWI2_CAPABLE(ha) && comp_status == CS_COMPLETE && | |
2181 | scsi_status & SS_RESIDUAL_OVER) | |
2182 | comp_status = CS_DATA_OVERRUN; | |
2183 | ||
e05fe292 CD |
2184 | /* |
2185 | * Check retry_delay_timer value if we receive a busy or | |
2186 | * queue full. | |
2187 | */ | |
2188 | if (lscsi_status == SAM_STAT_TASK_SET_FULL || | |
2189 | lscsi_status == SAM_STAT_BUSY) | |
2190 | qla2x00_set_retry_delay_timestamp(fcport, retry_delay); | |
2191 | ||
1da177e4 LT |
2192 | /* |
2193 | * Based on Host and scsi status generate status code for Linux | |
2194 | */ | |
2195 | switch (comp_status) { | |
2196 | case CS_COMPLETE: | |
df7baa50 | 2197 | case CS_QUEUE_FULL: |
1da177e4 | 2198 | if (scsi_status == 0) { |
9ba56b95 | 2199 | res = DID_OK << 16; |
1da177e4 LT |
2200 | break; |
2201 | } | |
2202 | if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) { | |
9a853f71 | 2203 | resid = resid_len; |
385d70b4 | 2204 | scsi_set_resid(cp, resid); |
0da69df1 AV |
2205 | |
2206 | if (!lscsi_status && | |
385d70b4 | 2207 | ((unsigned)(scsi_bufflen(cp) - resid) < |
0da69df1 | 2208 | cp->underflow)) { |
5e19ed90 | 2209 | ql_dbg(ql_dbg_io, fcport->vha, 0x301a, |
7c3df132 | 2210 | "Mid-layer underflow " |
b7d2280c | 2211 | "detected (0x%x of 0x%x bytes).\n", |
7c3df132 | 2212 | resid, scsi_bufflen(cp)); |
0da69df1 | 2213 | |
9ba56b95 | 2214 | res = DID_ERROR << 16; |
0da69df1 AV |
2215 | break; |
2216 | } | |
1da177e4 | 2217 | } |
9ba56b95 | 2218 | res = DID_OK << 16 | lscsi_status; |
1da177e4 | 2219 | |
df7baa50 | 2220 | if (lscsi_status == SAM_STAT_TASK_SET_FULL) { |
5e19ed90 | 2221 | ql_dbg(ql_dbg_io, fcport->vha, 0x301b, |
7c3df132 | 2222 | "QUEUE FULL detected.\n"); |
df7baa50 AV |
2223 | break; |
2224 | } | |
b7d2280c | 2225 | logit = 0; |
1da177e4 LT |
2226 | if (lscsi_status != SS_CHECK_CONDITION) |
2227 | break; | |
2228 | ||
b80ca4f7 | 2229 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); |
1da177e4 LT |
2230 | if (!(scsi_status & SS_SENSE_LEN_VALID)) |
2231 | break; | |
2232 | ||
5544213b | 2233 | qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len, |
9ba56b95 | 2234 | rsp, res); |
1da177e4 LT |
2235 | break; |
2236 | ||
2237 | case CS_DATA_UNDERRUN: | |
ed17c71b | 2238 | /* Use F/W calculated residual length. */ |
0f00a206 LC |
2239 | resid = IS_FWI2_CAPABLE(ha) ? fw_resid_len : resid_len; |
2240 | scsi_set_resid(cp, resid); | |
2241 | if (scsi_status & SS_RESIDUAL_UNDER) { | |
2242 | if (IS_FWI2_CAPABLE(ha) && fw_resid_len != resid_len) { | |
5e19ed90 | 2243 | ql_dbg(ql_dbg_io, fcport->vha, 0x301d, |
7c3df132 SK |
2244 | "Dropped frame(s) detected " |
2245 | "(0x%x of 0x%x bytes).\n", | |
2246 | resid, scsi_bufflen(cp)); | |
0f00a206 | 2247 | |
9ba56b95 | 2248 | res = DID_ERROR << 16 | lscsi_status; |
4e85e3d9 | 2249 | goto check_scsi_status; |
6acf8190 | 2250 | } |
ed17c71b | 2251 | |
0f00a206 LC |
2252 | if (!lscsi_status && |
2253 | ((unsigned)(scsi_bufflen(cp) - resid) < | |
2254 | cp->underflow)) { | |
5e19ed90 | 2255 | ql_dbg(ql_dbg_io, fcport->vha, 0x301e, |
7c3df132 | 2256 | "Mid-layer underflow " |
b7d2280c | 2257 | "detected (0x%x of 0x%x bytes).\n", |
7c3df132 | 2258 | resid, scsi_bufflen(cp)); |
e038a1be | 2259 | |
9ba56b95 | 2260 | res = DID_ERROR << 16; |
0f00a206 LC |
2261 | break; |
2262 | } | |
4aee5766 GM |
2263 | } else if (lscsi_status != SAM_STAT_TASK_SET_FULL && |
2264 | lscsi_status != SAM_STAT_BUSY) { | |
2265 | /* | |
2266 | * scsi status of task set and busy are considered to be | |
2267 | * task not completed. | |
2268 | */ | |
2269 | ||
5e19ed90 | 2270 | ql_dbg(ql_dbg_io, fcport->vha, 0x301f, |
7c3df132 | 2271 | "Dropped frame(s) detected (0x%x " |
4aee5766 GM |
2272 | "of 0x%x bytes).\n", resid, |
2273 | scsi_bufflen(cp)); | |
0f00a206 | 2274 | |
9ba56b95 | 2275 | res = DID_ERROR << 16 | lscsi_status; |
0374f55e | 2276 | goto check_scsi_status; |
4aee5766 GM |
2277 | } else { |
2278 | ql_dbg(ql_dbg_io, fcport->vha, 0x3030, | |
2279 | "scsi_status: 0x%x, lscsi_status: 0x%x\n", | |
2280 | scsi_status, lscsi_status); | |
1da177e4 LT |
2281 | } |
2282 | ||
9ba56b95 | 2283 | res = DID_OK << 16 | lscsi_status; |
b7d2280c | 2284 | logit = 0; |
0f00a206 | 2285 | |
0374f55e | 2286 | check_scsi_status: |
1da177e4 | 2287 | /* |
fa2a1ce5 | 2288 | * Check to see if SCSI Status is non zero. If so report SCSI |
1da177e4 LT |
2289 | * Status. |
2290 | */ | |
2291 | if (lscsi_status != 0) { | |
ffec28a3 | 2292 | if (lscsi_status == SAM_STAT_TASK_SET_FULL) { |
5e19ed90 | 2293 | ql_dbg(ql_dbg_io, fcport->vha, 0x3020, |
7c3df132 | 2294 | "QUEUE FULL detected.\n"); |
b7d2280c | 2295 | logit = 1; |
ffec28a3 AV |
2296 | break; |
2297 | } | |
1da177e4 LT |
2298 | if (lscsi_status != SS_CHECK_CONDITION) |
2299 | break; | |
2300 | ||
b80ca4f7 | 2301 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); |
1da177e4 LT |
2302 | if (!(scsi_status & SS_SENSE_LEN_VALID)) |
2303 | break; | |
2304 | ||
5544213b | 2305 | qla2x00_handle_sense(sp, sense_data, par_sense_len, |
9ba56b95 | 2306 | sense_len, rsp, res); |
1da177e4 LT |
2307 | } |
2308 | break; | |
2309 | ||
1da177e4 LT |
2310 | case CS_PORT_LOGGED_OUT: |
2311 | case CS_PORT_CONFIG_CHG: | |
2312 | case CS_PORT_BUSY: | |
2313 | case CS_INCOMPLETE: | |
2314 | case CS_PORT_UNAVAILABLE: | |
b7d2280c | 2315 | case CS_TIMEOUT: |
ff454b01 CD |
2316 | case CS_RESET: |
2317 | ||
056a4483 MC |
2318 | /* |
2319 | * We are going to have the fc class block the rport | |
2320 | * while we try to recover so instruct the mid layer | |
2321 | * to requeue until the class decides how to handle this. | |
2322 | */ | |
9ba56b95 | 2323 | res = DID_TRANSPORT_DISRUPTED << 16; |
b7d2280c AV |
2324 | |
2325 | if (comp_status == CS_TIMEOUT) { | |
2326 | if (IS_FWI2_CAPABLE(ha)) | |
2327 | break; | |
2328 | else if ((le16_to_cpu(sts->status_flags) & | |
2329 | SF_LOGOUT_SENT) == 0) | |
2330 | break; | |
2331 | } | |
2332 | ||
5e19ed90 | 2333 | ql_dbg(ql_dbg_io, fcport->vha, 0x3021, |
0e948975 CD |
2334 | "Port to be marked lost on fcport=%02x%02x%02x, current " |
2335 | "port state= %s.\n", fcport->d_id.b.domain, | |
2336 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
2337 | port_state_str[atomic_read(&fcport->state)]); | |
b7d2280c | 2338 | |
a7a28504 | 2339 | if (atomic_read(&fcport->state) == FCS_ONLINE) |
e315cd28 | 2340 | qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); |
1da177e4 LT |
2341 | break; |
2342 | ||
1da177e4 | 2343 | case CS_ABORTED: |
9ba56b95 | 2344 | res = DID_RESET << 16; |
1da177e4 | 2345 | break; |
bad75002 AE |
2346 | |
2347 | case CS_DIF_ERROR: | |
8cb2049c | 2348 | logit = qla2x00_handle_dif_error(sp, sts24); |
fb6e4668 | 2349 | res = cp->result; |
bad75002 | 2350 | break; |
9e522cd8 AE |
2351 | |
2352 | case CS_TRANSPORT: | |
2353 | res = DID_ERROR << 16; | |
2354 | ||
2355 | if (!IS_PI_SPLIT_DET_CAPABLE(ha)) | |
2356 | break; | |
2357 | ||
2358 | if (state_flags & BIT_4) | |
2359 | scmd_printk(KERN_WARNING, cp, | |
2360 | "Unsupported device '%s' found.\n", | |
2361 | cp->device->vendor); | |
2362 | break; | |
2363 | ||
1da177e4 | 2364 | default: |
9ba56b95 | 2365 | res = DID_ERROR << 16; |
1da177e4 LT |
2366 | break; |
2367 | } | |
2368 | ||
b7d2280c AV |
2369 | out: |
2370 | if (logit) | |
5e19ed90 | 2371 | ql_dbg(ql_dbg_io, fcport->vha, 0x3022, |
9cb78c16 | 2372 | "FCP command status: 0x%x-0x%x (0x%x) nexus=%ld:%d:%llu " |
7b833558 | 2373 | "portid=%02x%02x%02x oxid=0x%x cdb=%10phN len=0x%x " |
c7bc4cae | 2374 | "rsp_info=0x%x resid=0x%x fw_resid=0x%x sp=%p cp=%p.\n", |
9ba56b95 | 2375 | comp_status, scsi_status, res, vha->host_no, |
cfb0919c CD |
2376 | cp->device->id, cp->device->lun, fcport->d_id.b.domain, |
2377 | fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id, | |
7b833558 | 2378 | cp->cmnd, scsi_bufflen(cp), rsp_info_len, |
c7bc4cae | 2379 | resid_len, fw_resid_len, sp, cp); |
b7d2280c | 2380 | |
2afa19a9 | 2381 | if (rsp->status_srb == NULL) |
9ba56b95 | 2382 | sp->done(ha, sp, res); |
1da177e4 LT |
2383 | } |
2384 | ||
2385 | /** | |
2386 | * qla2x00_status_cont_entry() - Process a Status Continuations entry. | |
2387 | * @ha: SCSI driver HA context | |
2388 | * @pkt: Entry pointer | |
2389 | * | |
2390 | * Extended sense data. | |
2391 | */ | |
2392 | static void | |
2afa19a9 | 2393 | qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt) |
1da177e4 | 2394 | { |
9ba56b95 | 2395 | uint8_t sense_sz = 0; |
2afa19a9 | 2396 | struct qla_hw_data *ha = rsp->hw; |
7c3df132 | 2397 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
9ba56b95 | 2398 | srb_t *sp = rsp->status_srb; |
1da177e4 | 2399 | struct scsi_cmnd *cp; |
9ba56b95 GM |
2400 | uint32_t sense_len; |
2401 | uint8_t *sense_ptr; | |
1da177e4 | 2402 | |
9ba56b95 GM |
2403 | if (!sp || !GET_CMD_SENSE_LEN(sp)) |
2404 | return; | |
1da177e4 | 2405 | |
9ba56b95 GM |
2406 | sense_len = GET_CMD_SENSE_LEN(sp); |
2407 | sense_ptr = GET_CMD_SENSE_PTR(sp); | |
1da177e4 | 2408 | |
9ba56b95 GM |
2409 | cp = GET_CMD_SP(sp); |
2410 | if (cp == NULL) { | |
2411 | ql_log(ql_log_warn, vha, 0x3025, | |
2412 | "cmd is NULL: already returned to OS (sp=%p).\n", sp); | |
1da177e4 | 2413 | |
9ba56b95 GM |
2414 | rsp->status_srb = NULL; |
2415 | return; | |
1da177e4 | 2416 | } |
1da177e4 | 2417 | |
9ba56b95 GM |
2418 | if (sense_len > sizeof(pkt->data)) |
2419 | sense_sz = sizeof(pkt->data); | |
2420 | else | |
2421 | sense_sz = sense_len; | |
c4631191 | 2422 | |
9ba56b95 GM |
2423 | /* Move sense data. */ |
2424 | if (IS_FWI2_CAPABLE(ha)) | |
2425 | host_to_fcp_swap(pkt->data, sizeof(pkt->data)); | |
2426 | memcpy(sense_ptr, pkt->data, sense_sz); | |
2427 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c, | |
2428 | sense_ptr, sense_sz); | |
c4631191 | 2429 | |
9ba56b95 GM |
2430 | sense_len -= sense_sz; |
2431 | sense_ptr += sense_sz; | |
c4631191 | 2432 | |
9ba56b95 GM |
2433 | SET_CMD_SENSE_PTR(sp, sense_ptr); |
2434 | SET_CMD_SENSE_LEN(sp, sense_len); | |
2435 | ||
2436 | /* Place command on done queue. */ | |
2437 | if (sense_len == 0) { | |
2438 | rsp->status_srb = NULL; | |
2439 | sp->done(ha, sp, cp->result); | |
c4631191 | 2440 | } |
c4631191 GM |
2441 | } |
2442 | ||
1da177e4 LT |
2443 | /** |
2444 | * qla2x00_error_entry() - Process an error entry. | |
2445 | * @ha: SCSI driver HA context | |
2446 | * @pkt: Entry pointer | |
2447 | */ | |
2448 | static void | |
73208dfd | 2449 | qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt) |
1da177e4 LT |
2450 | { |
2451 | srb_t *sp; | |
e315cd28 | 2452 | struct qla_hw_data *ha = vha->hw; |
c4631191 | 2453 | const char func[] = "ERROR-IOCB"; |
2afa19a9 | 2454 | uint16_t que = MSW(pkt->handle); |
a6fe35c0 | 2455 | struct req_que *req = NULL; |
9ba56b95 | 2456 | int res = DID_ERROR << 16; |
7c3df132 | 2457 | |
9ba56b95 GM |
2458 | ql_dbg(ql_dbg_async, vha, 0x502a, |
2459 | "type of error status in response: 0x%x\n", pkt->entry_status); | |
2460 | ||
a6fe35c0 AE |
2461 | if (que >= ha->max_req_queues || !ha->req_q_map[que]) |
2462 | goto fatal; | |
2463 | ||
2464 | req = ha->req_q_map[que]; | |
2465 | ||
9ba56b95 GM |
2466 | if (pkt->entry_status & RF_BUSY) |
2467 | res = DID_BUS_BUSY << 16; | |
1da177e4 | 2468 | |
c4631191 | 2469 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); |
a6fe35c0 | 2470 | if (sp) { |
9ba56b95 | 2471 | sp->done(ha, sp, res); |
a6fe35c0 | 2472 | return; |
1da177e4 | 2473 | } |
a6fe35c0 AE |
2474 | fatal: |
2475 | ql_log(ql_log_warn, vha, 0x5030, | |
fd49a540 | 2476 | "Error entry - invalid handle/queue (%04x).\n", que); |
1da177e4 LT |
2477 | } |
2478 | ||
9a853f71 AV |
2479 | /** |
2480 | * qla24xx_mbx_completion() - Process mailbox command completions. | |
2481 | * @ha: SCSI driver HA context | |
2482 | * @mb0: Mailbox0 register | |
2483 | */ | |
2484 | static void | |
e315cd28 | 2485 | qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
9a853f71 AV |
2486 | { |
2487 | uint16_t cnt; | |
4fa94f83 | 2488 | uint32_t mboxes; |
9a853f71 | 2489 | uint16_t __iomem *wptr; |
e315cd28 | 2490 | struct qla_hw_data *ha = vha->hw; |
9a853f71 AV |
2491 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; |
2492 | ||
4fa94f83 AV |
2493 | /* Read all mbox registers? */ |
2494 | mboxes = (1 << ha->mbx_count) - 1; | |
2495 | if (!ha->mcp) | |
a720101d | 2496 | ql_dbg(ql_dbg_async, vha, 0x504e, "MBX pointer ERROR.\n"); |
4fa94f83 AV |
2497 | else |
2498 | mboxes = ha->mcp->in_mb; | |
2499 | ||
9a853f71 AV |
2500 | /* Load return mailbox registers. */ |
2501 | ha->flags.mbox_int = 1; | |
2502 | ha->mailbox_out[0] = mb0; | |
4fa94f83 | 2503 | mboxes >>= 1; |
9a853f71 AV |
2504 | wptr = (uint16_t __iomem *)®->mailbox1; |
2505 | ||
2506 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
4fa94f83 AV |
2507 | if (mboxes & BIT_0) |
2508 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); | |
2509 | ||
2510 | mboxes >>= 1; | |
9a853f71 AV |
2511 | wptr++; |
2512 | } | |
9a853f71 AV |
2513 | } |
2514 | ||
4440e46d AB |
2515 | static void |
2516 | qla24xx_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
2517 | struct abort_entry_24xx *pkt) | |
2518 | { | |
2519 | const char func[] = "ABT_IOCB"; | |
2520 | srb_t *sp; | |
2521 | struct srb_iocb *abt; | |
2522 | ||
2523 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
2524 | if (!sp) | |
2525 | return; | |
2526 | ||
2527 | abt = &sp->u.iocb_cmd; | |
2528 | abt->u.abt.comp_status = le32_to_cpu(pkt->nport_handle); | |
2529 | sp->done(vha, sp, 0); | |
2530 | } | |
2531 | ||
9a853f71 AV |
2532 | /** |
2533 | * qla24xx_process_response_queue() - Process response queue entries. | |
2534 | * @ha: SCSI driver HA context | |
2535 | */ | |
2afa19a9 AC |
2536 | void qla24xx_process_response_queue(struct scsi_qla_host *vha, |
2537 | struct rsp_que *rsp) | |
9a853f71 | 2538 | { |
9a853f71 | 2539 | struct sts_entry_24xx *pkt; |
a9083016 | 2540 | struct qla_hw_data *ha = vha->hw; |
9a853f71 | 2541 | |
e315cd28 | 2542 | if (!vha->flags.online) |
9a853f71 AV |
2543 | return; |
2544 | ||
e315cd28 AC |
2545 | while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { |
2546 | pkt = (struct sts_entry_24xx *)rsp->ring_ptr; | |
9a853f71 | 2547 | |
e315cd28 AC |
2548 | rsp->ring_index++; |
2549 | if (rsp->ring_index == rsp->length) { | |
2550 | rsp->ring_index = 0; | |
2551 | rsp->ring_ptr = rsp->ring; | |
9a853f71 | 2552 | } else { |
e315cd28 | 2553 | rsp->ring_ptr++; |
9a853f71 AV |
2554 | } |
2555 | ||
2556 | if (pkt->entry_status != 0) { | |
73208dfd | 2557 | qla2x00_error_entry(vha, rsp, (sts_entry_t *) pkt); |
2d70c103 | 2558 | |
f83adb61 QT |
2559 | if (qlt_24xx_process_response_error(vha, pkt)) |
2560 | goto process_err; | |
2d70c103 | 2561 | |
9a853f71 AV |
2562 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; |
2563 | wmb(); | |
2564 | continue; | |
2565 | } | |
f83adb61 | 2566 | process_err: |
9a853f71 AV |
2567 | |
2568 | switch (pkt->entry_type) { | |
2569 | case STATUS_TYPE: | |
73208dfd | 2570 | qla2x00_status_entry(vha, rsp, pkt); |
9a853f71 AV |
2571 | break; |
2572 | case STATUS_CONT_TYPE: | |
2afa19a9 | 2573 | qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); |
9a853f71 | 2574 | break; |
2c3dfe3f | 2575 | case VP_RPT_ID_IOCB_TYPE: |
e315cd28 | 2576 | qla24xx_report_id_acquisition(vha, |
2c3dfe3f SJ |
2577 | (struct vp_rpt_id_entry_24xx *)pkt); |
2578 | break; | |
ac280b67 AV |
2579 | case LOGINOUT_PORT_IOCB_TYPE: |
2580 | qla24xx_logio_entry(vha, rsp->req, | |
2581 | (struct logio_entry_24xx *)pkt); | |
2582 | break; | |
f83adb61 | 2583 | case CT_IOCB_TYPE: |
9a069e19 | 2584 | qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); |
9a069e19 | 2585 | break; |
f83adb61 | 2586 | case ELS_IOCB_TYPE: |
9a069e19 GM |
2587 | qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE); |
2588 | break; | |
2d70c103 NB |
2589 | case ABTS_RECV_24XX: |
2590 | /* ensure that the ATIO queue is empty */ | |
2591 | qlt_24xx_process_atio_queue(vha); | |
2592 | case ABTS_RESP_24XX: | |
2593 | case CTIO_TYPE7: | |
2594 | case NOTIFY_ACK_TYPE: | |
f83adb61 | 2595 | case CTIO_CRC2: |
2d70c103 NB |
2596 | qlt_response_pkt_all_vps(vha, (response_t *)pkt); |
2597 | break; | |
54883291 SK |
2598 | case MARKER_TYPE: |
2599 | /* Do nothing in this case, this check is to prevent it | |
2600 | * from falling into default case | |
2601 | */ | |
2602 | break; | |
4440e46d AB |
2603 | case ABORT_IOCB_TYPE: |
2604 | qla24xx_abort_iocb_entry(vha, rsp->req, | |
2605 | (struct abort_entry_24xx *)pkt); | |
2606 | break; | |
9a853f71 AV |
2607 | default: |
2608 | /* Type Not Supported. */ | |
7c3df132 SK |
2609 | ql_dbg(ql_dbg_async, vha, 0x5042, |
2610 | "Received unknown response pkt type %x " | |
9a853f71 | 2611 | "entry status=%x.\n", |
7c3df132 | 2612 | pkt->entry_type, pkt->entry_status); |
9a853f71 AV |
2613 | break; |
2614 | } | |
2615 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; | |
2616 | wmb(); | |
2617 | } | |
2618 | ||
2619 | /* Adjust ring index */ | |
7ec0effd | 2620 | if (IS_P3P_TYPE(ha)) { |
a9083016 GM |
2621 | struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; |
2622 | WRT_REG_DWORD(®->rsp_q_out[0], rsp->ring_index); | |
2623 | } else | |
2624 | WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index); | |
9a853f71 AV |
2625 | } |
2626 | ||
05236a05 | 2627 | static void |
e315cd28 | 2628 | qla2xxx_check_risc_status(scsi_qla_host_t *vha) |
05236a05 AV |
2629 | { |
2630 | int rval; | |
2631 | uint32_t cnt; | |
e315cd28 | 2632 | struct qla_hw_data *ha = vha->hw; |
05236a05 AV |
2633 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; |
2634 | ||
f73cb695 CD |
2635 | if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) && |
2636 | !IS_QLA27XX(ha)) | |
05236a05 AV |
2637 | return; |
2638 | ||
2639 | rval = QLA_SUCCESS; | |
2640 | WRT_REG_DWORD(®->iobase_addr, 0x7C00); | |
2641 | RD_REG_DWORD(®->iobase_addr); | |
2642 | WRT_REG_DWORD(®->iobase_window, 0x0001); | |
2643 | for (cnt = 10000; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && | |
2644 | rval == QLA_SUCCESS; cnt--) { | |
2645 | if (cnt) { | |
2646 | WRT_REG_DWORD(®->iobase_window, 0x0001); | |
2647 | udelay(10); | |
2648 | } else | |
2649 | rval = QLA_FUNCTION_TIMEOUT; | |
2650 | } | |
2651 | if (rval == QLA_SUCCESS) | |
2652 | goto next_test; | |
2653 | ||
b2ec76c5 | 2654 | rval = QLA_SUCCESS; |
05236a05 AV |
2655 | WRT_REG_DWORD(®->iobase_window, 0x0003); |
2656 | for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && | |
2657 | rval == QLA_SUCCESS; cnt--) { | |
2658 | if (cnt) { | |
2659 | WRT_REG_DWORD(®->iobase_window, 0x0003); | |
2660 | udelay(10); | |
2661 | } else | |
2662 | rval = QLA_FUNCTION_TIMEOUT; | |
2663 | } | |
2664 | if (rval != QLA_SUCCESS) | |
2665 | goto done; | |
2666 | ||
2667 | next_test: | |
2668 | if (RD_REG_DWORD(®->iobase_c8) & BIT_3) | |
7c3df132 SK |
2669 | ql_log(ql_log_info, vha, 0x504c, |
2670 | "Additional code -- 0x55AA.\n"); | |
05236a05 AV |
2671 | |
2672 | done: | |
2673 | WRT_REG_DWORD(®->iobase_window, 0x0000); | |
2674 | RD_REG_DWORD(®->iobase_window); | |
2675 | } | |
2676 | ||
9a853f71 | 2677 | /** |
6246b8a1 | 2678 | * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx. |
9a853f71 AV |
2679 | * @irq: |
2680 | * @dev_id: SCSI driver HA context | |
9a853f71 AV |
2681 | * |
2682 | * Called by system whenever the host adapter generates an interrupt. | |
2683 | * | |
2684 | * Returns handled flag. | |
2685 | */ | |
2686 | irqreturn_t | |
7d12e780 | 2687 | qla24xx_intr_handler(int irq, void *dev_id) |
9a853f71 | 2688 | { |
e315cd28 AC |
2689 | scsi_qla_host_t *vha; |
2690 | struct qla_hw_data *ha; | |
9a853f71 AV |
2691 | struct device_reg_24xx __iomem *reg; |
2692 | int status; | |
9a853f71 AV |
2693 | unsigned long iter; |
2694 | uint32_t stat; | |
2695 | uint32_t hccr; | |
7d613ac6 | 2696 | uint16_t mb[8]; |
e315cd28 | 2697 | struct rsp_que *rsp; |
43fac4d9 | 2698 | unsigned long flags; |
9a853f71 | 2699 | |
e315cd28 AC |
2700 | rsp = (struct rsp_que *) dev_id; |
2701 | if (!rsp) { | |
3256b435 CD |
2702 | ql_log(ql_log_info, NULL, 0x5059, |
2703 | "%s: NULL response queue pointer.\n", __func__); | |
9a853f71 AV |
2704 | return IRQ_NONE; |
2705 | } | |
2706 | ||
e315cd28 | 2707 | ha = rsp->hw; |
9a853f71 AV |
2708 | reg = &ha->iobase->isp24; |
2709 | status = 0; | |
2710 | ||
85880801 AV |
2711 | if (unlikely(pci_channel_offline(ha->pdev))) |
2712 | return IRQ_HANDLED; | |
2713 | ||
43fac4d9 | 2714 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 2715 | vha = pci_get_drvdata(ha->pdev); |
9a853f71 AV |
2716 | for (iter = 50; iter--; ) { |
2717 | stat = RD_REG_DWORD(®->host_status); | |
c821e0d5 | 2718 | if (qla2x00_check_reg32_for_disconnect(vha, stat)) |
f3ddac19 | 2719 | break; |
9a853f71 | 2720 | if (stat & HSRX_RISC_PAUSED) { |
85880801 | 2721 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
2722 | break; |
2723 | ||
9a853f71 AV |
2724 | hccr = RD_REG_DWORD(®->hccr); |
2725 | ||
7c3df132 SK |
2726 | ql_log(ql_log_warn, vha, 0x504b, |
2727 | "RISC paused -- HCCR=%x, Dumping firmware.\n", | |
2728 | hccr); | |
05236a05 | 2729 | |
e315cd28 | 2730 | qla2xxx_check_risc_status(vha); |
05236a05 | 2731 | |
e315cd28 AC |
2732 | ha->isp_ops->fw_dump(vha, 1); |
2733 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
9a853f71 AV |
2734 | break; |
2735 | } else if ((stat & HSRX_RISC_INT) == 0) | |
2736 | break; | |
2737 | ||
2738 | switch (stat & 0xff) { | |
fafbda9f AE |
2739 | case INTR_ROM_MB_SUCCESS: |
2740 | case INTR_ROM_MB_FAILED: | |
2741 | case INTR_MB_SUCCESS: | |
2742 | case INTR_MB_FAILED: | |
e315cd28 | 2743 | qla24xx_mbx_completion(vha, MSW(stat)); |
9a853f71 AV |
2744 | status |= MBX_INTERRUPT; |
2745 | ||
2746 | break; | |
fafbda9f | 2747 | case INTR_ASYNC_EVENT: |
9a853f71 AV |
2748 | mb[0] = MSW(stat); |
2749 | mb[1] = RD_REG_WORD(®->mailbox1); | |
2750 | mb[2] = RD_REG_WORD(®->mailbox2); | |
2751 | mb[3] = RD_REG_WORD(®->mailbox3); | |
73208dfd | 2752 | qla2x00_async_event(vha, rsp, mb); |
9a853f71 | 2753 | break; |
fafbda9f AE |
2754 | case INTR_RSP_QUE_UPDATE: |
2755 | case INTR_RSP_QUE_UPDATE_83XX: | |
2afa19a9 | 2756 | qla24xx_process_response_queue(vha, rsp); |
9a853f71 | 2757 | break; |
fafbda9f | 2758 | case INTR_ATIO_QUE_UPDATE: |
2d70c103 NB |
2759 | qlt_24xx_process_atio_queue(vha); |
2760 | break; | |
fafbda9f | 2761 | case INTR_ATIO_RSP_QUE_UPDATE: |
2d70c103 NB |
2762 | qlt_24xx_process_atio_queue(vha); |
2763 | qla24xx_process_response_queue(vha, rsp); | |
2764 | break; | |
9a853f71 | 2765 | default: |
7c3df132 SK |
2766 | ql_dbg(ql_dbg_async, vha, 0x504f, |
2767 | "Unrecognized interrupt type (%d).\n", stat * 0xff); | |
9a853f71 AV |
2768 | break; |
2769 | } | |
2770 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); | |
2771 | RD_REG_DWORD_RELAXED(®->hccr); | |
cb860bbd GM |
2772 | if (unlikely(IS_QLA83XX(ha) && (ha->pdev->revision == 1))) |
2773 | ndelay(3500); | |
9a853f71 | 2774 | } |
36439832 | 2775 | qla2x00_handle_mbx_completion(ha, status); |
43fac4d9 | 2776 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
9a853f71 | 2777 | |
9a853f71 AV |
2778 | return IRQ_HANDLED; |
2779 | } | |
2780 | ||
a8488abe AV |
2781 | static irqreturn_t |
2782 | qla24xx_msix_rsp_q(int irq, void *dev_id) | |
2783 | { | |
e315cd28 AC |
2784 | struct qla_hw_data *ha; |
2785 | struct rsp_que *rsp; | |
a8488abe | 2786 | struct device_reg_24xx __iomem *reg; |
2afa19a9 | 2787 | struct scsi_qla_host *vha; |
0f19bc68 | 2788 | unsigned long flags; |
f3ddac19 | 2789 | uint32_t stat = 0; |
a8488abe | 2790 | |
e315cd28 AC |
2791 | rsp = (struct rsp_que *) dev_id; |
2792 | if (!rsp) { | |
3256b435 CD |
2793 | ql_log(ql_log_info, NULL, 0x505a, |
2794 | "%s: NULL response queue pointer.\n", __func__); | |
e315cd28 AC |
2795 | return IRQ_NONE; |
2796 | } | |
2797 | ha = rsp->hw; | |
a8488abe AV |
2798 | reg = &ha->iobase->isp24; |
2799 | ||
0f19bc68 | 2800 | spin_lock_irqsave(&ha->hardware_lock, flags); |
a8488abe | 2801 | |
a67093d4 | 2802 | vha = pci_get_drvdata(ha->pdev); |
f3ddac19 CD |
2803 | /* |
2804 | * Use host_status register to check to PCI disconnection before we | |
2805 | * we process the response queue. | |
2806 | */ | |
2807 | stat = RD_REG_DWORD(®->host_status); | |
c821e0d5 | 2808 | if (qla2x00_check_reg32_for_disconnect(vha, stat)) |
f3ddac19 | 2809 | goto out; |
2afa19a9 | 2810 | qla24xx_process_response_queue(vha, rsp); |
3155754a | 2811 | if (!ha->flags.disable_msix_handshake) { |
eb94114b AC |
2812 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); |
2813 | RD_REG_DWORD_RELAXED(®->hccr); | |
2814 | } | |
f3ddac19 | 2815 | out: |
0f19bc68 | 2816 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
a8488abe AV |
2817 | |
2818 | return IRQ_HANDLED; | |
2819 | } | |
2820 | ||
68ca949c AC |
2821 | static irqreturn_t |
2822 | qla25xx_msix_rsp_q(int irq, void *dev_id) | |
2823 | { | |
2824 | struct qla_hw_data *ha; | |
f3ddac19 | 2825 | scsi_qla_host_t *vha; |
68ca949c | 2826 | struct rsp_que *rsp; |
3155754a | 2827 | struct device_reg_24xx __iomem *reg; |
0f19bc68 | 2828 | unsigned long flags; |
f3ddac19 | 2829 | uint32_t hccr = 0; |
68ca949c AC |
2830 | |
2831 | rsp = (struct rsp_que *) dev_id; | |
2832 | if (!rsp) { | |
3256b435 CD |
2833 | ql_log(ql_log_info, NULL, 0x505b, |
2834 | "%s: NULL response queue pointer.\n", __func__); | |
68ca949c AC |
2835 | return IRQ_NONE; |
2836 | } | |
2837 | ha = rsp->hw; | |
f3ddac19 | 2838 | vha = pci_get_drvdata(ha->pdev); |
68ca949c | 2839 | |
3155754a | 2840 | /* Clear the interrupt, if enabled, for this response queue */ |
d424754c | 2841 | if (!ha->flags.disable_msix_handshake) { |
3155754a | 2842 | reg = &ha->iobase->isp24; |
0f19bc68 | 2843 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3155754a | 2844 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); |
f3ddac19 | 2845 | hccr = RD_REG_DWORD_RELAXED(®->hccr); |
0f19bc68 | 2846 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
3155754a | 2847 | } |
c821e0d5 | 2848 | if (qla2x00_check_reg32_for_disconnect(vha, hccr)) |
f3ddac19 | 2849 | goto out; |
68ca949c AC |
2850 | queue_work_on((int) (rsp->id - 1), ha->wq, &rsp->q_work); |
2851 | ||
f3ddac19 | 2852 | out: |
68ca949c AC |
2853 | return IRQ_HANDLED; |
2854 | } | |
2855 | ||
a8488abe AV |
2856 | static irqreturn_t |
2857 | qla24xx_msix_default(int irq, void *dev_id) | |
2858 | { | |
e315cd28 AC |
2859 | scsi_qla_host_t *vha; |
2860 | struct qla_hw_data *ha; | |
2861 | struct rsp_que *rsp; | |
a8488abe AV |
2862 | struct device_reg_24xx __iomem *reg; |
2863 | int status; | |
a8488abe AV |
2864 | uint32_t stat; |
2865 | uint32_t hccr; | |
7d613ac6 | 2866 | uint16_t mb[8]; |
0f19bc68 | 2867 | unsigned long flags; |
a8488abe | 2868 | |
e315cd28 AC |
2869 | rsp = (struct rsp_que *) dev_id; |
2870 | if (!rsp) { | |
3256b435 CD |
2871 | ql_log(ql_log_info, NULL, 0x505c, |
2872 | "%s: NULL response queue pointer.\n", __func__); | |
e315cd28 AC |
2873 | return IRQ_NONE; |
2874 | } | |
2875 | ha = rsp->hw; | |
a8488abe AV |
2876 | reg = &ha->iobase->isp24; |
2877 | status = 0; | |
2878 | ||
0f19bc68 | 2879 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 2880 | vha = pci_get_drvdata(ha->pdev); |
87f27015 | 2881 | do { |
a8488abe | 2882 | stat = RD_REG_DWORD(®->host_status); |
c821e0d5 | 2883 | if (qla2x00_check_reg32_for_disconnect(vha, stat)) |
f3ddac19 | 2884 | break; |
a8488abe | 2885 | if (stat & HSRX_RISC_PAUSED) { |
85880801 | 2886 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
2887 | break; |
2888 | ||
a8488abe AV |
2889 | hccr = RD_REG_DWORD(®->hccr); |
2890 | ||
7c3df132 SK |
2891 | ql_log(ql_log_info, vha, 0x5050, |
2892 | "RISC paused -- HCCR=%x, Dumping firmware.\n", | |
2893 | hccr); | |
05236a05 | 2894 | |
e315cd28 | 2895 | qla2xxx_check_risc_status(vha); |
05236a05 | 2896 | |
e315cd28 AC |
2897 | ha->isp_ops->fw_dump(vha, 1); |
2898 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
a8488abe AV |
2899 | break; |
2900 | } else if ((stat & HSRX_RISC_INT) == 0) | |
2901 | break; | |
2902 | ||
2903 | switch (stat & 0xff) { | |
fafbda9f AE |
2904 | case INTR_ROM_MB_SUCCESS: |
2905 | case INTR_ROM_MB_FAILED: | |
2906 | case INTR_MB_SUCCESS: | |
2907 | case INTR_MB_FAILED: | |
e315cd28 | 2908 | qla24xx_mbx_completion(vha, MSW(stat)); |
a8488abe AV |
2909 | status |= MBX_INTERRUPT; |
2910 | ||
2911 | break; | |
fafbda9f | 2912 | case INTR_ASYNC_EVENT: |
a8488abe AV |
2913 | mb[0] = MSW(stat); |
2914 | mb[1] = RD_REG_WORD(®->mailbox1); | |
2915 | mb[2] = RD_REG_WORD(®->mailbox2); | |
2916 | mb[3] = RD_REG_WORD(®->mailbox3); | |
73208dfd | 2917 | qla2x00_async_event(vha, rsp, mb); |
a8488abe | 2918 | break; |
fafbda9f AE |
2919 | case INTR_RSP_QUE_UPDATE: |
2920 | case INTR_RSP_QUE_UPDATE_83XX: | |
2afa19a9 | 2921 | qla24xx_process_response_queue(vha, rsp); |
a8488abe | 2922 | break; |
fafbda9f | 2923 | case INTR_ATIO_QUE_UPDATE: |
2d70c103 NB |
2924 | qlt_24xx_process_atio_queue(vha); |
2925 | break; | |
fafbda9f | 2926 | case INTR_ATIO_RSP_QUE_UPDATE: |
2d70c103 NB |
2927 | qlt_24xx_process_atio_queue(vha); |
2928 | qla24xx_process_response_queue(vha, rsp); | |
2929 | break; | |
a8488abe | 2930 | default: |
7c3df132 SK |
2931 | ql_dbg(ql_dbg_async, vha, 0x5051, |
2932 | "Unrecognized interrupt type (%d).\n", stat & 0xff); | |
a8488abe AV |
2933 | break; |
2934 | } | |
2935 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); | |
87f27015 | 2936 | } while (0); |
36439832 | 2937 | qla2x00_handle_mbx_completion(ha, status); |
0f19bc68 | 2938 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
a8488abe | 2939 | |
a8488abe AV |
2940 | return IRQ_HANDLED; |
2941 | } | |
2942 | ||
2943 | /* Interrupt handling helpers. */ | |
2944 | ||
2945 | struct qla_init_msix_entry { | |
a8488abe | 2946 | const char *name; |
476834c2 | 2947 | irq_handler_t handler; |
a8488abe AV |
2948 | }; |
2949 | ||
68ca949c | 2950 | static struct qla_init_msix_entry msix_entries[3] = { |
2afa19a9 AC |
2951 | { "qla2xxx (default)", qla24xx_msix_default }, |
2952 | { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q }, | |
68ca949c | 2953 | { "qla2xxx (multiq)", qla25xx_msix_rsp_q }, |
a8488abe AV |
2954 | }; |
2955 | ||
a9083016 GM |
2956 | static struct qla_init_msix_entry qla82xx_msix_entries[2] = { |
2957 | { "qla2xxx (default)", qla82xx_msix_default }, | |
2958 | { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q }, | |
2959 | }; | |
2960 | ||
aa230bc5 AE |
2961 | static struct qla_init_msix_entry qla83xx_msix_entries[3] = { |
2962 | { "qla2xxx (default)", qla24xx_msix_default }, | |
2963 | { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q }, | |
2964 | { "qla2xxx (atio_q)", qla83xx_msix_atio_q }, | |
2965 | }; | |
2966 | ||
a8488abe | 2967 | static void |
e315cd28 | 2968 | qla24xx_disable_msix(struct qla_hw_data *ha) |
a8488abe AV |
2969 | { |
2970 | int i; | |
2971 | struct qla_msix_entry *qentry; | |
7c3df132 | 2972 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
a8488abe | 2973 | |
73208dfd AC |
2974 | for (i = 0; i < ha->msix_count; i++) { |
2975 | qentry = &ha->msix_entries[i]; | |
a8488abe | 2976 | if (qentry->have_irq) |
73208dfd | 2977 | free_irq(qentry->vector, qentry->rsp); |
a8488abe AV |
2978 | } |
2979 | pci_disable_msix(ha->pdev); | |
73208dfd AC |
2980 | kfree(ha->msix_entries); |
2981 | ha->msix_entries = NULL; | |
2982 | ha->flags.msix_enabled = 0; | |
7c3df132 SK |
2983 | ql_dbg(ql_dbg_init, vha, 0x0042, |
2984 | "Disabled the MSI.\n"); | |
a8488abe AV |
2985 | } |
2986 | ||
2987 | static int | |
73208dfd | 2988 | qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) |
a8488abe | 2989 | { |
ad038fa8 | 2990 | #define MIN_MSIX_COUNT 2 |
f324777e | 2991 | #define ATIO_VECTOR 2 |
a8488abe | 2992 | int i, ret; |
73208dfd | 2993 | struct msix_entry *entries; |
a8488abe | 2994 | struct qla_msix_entry *qentry; |
7c3df132 | 2995 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
73208dfd AC |
2996 | |
2997 | entries = kzalloc(sizeof(struct msix_entry) * ha->msix_count, | |
a9083016 | 2998 | GFP_KERNEL); |
7c3df132 SK |
2999 | if (!entries) { |
3000 | ql_log(ql_log_warn, vha, 0x00bc, | |
3001 | "Failed to allocate memory for msix_entry.\n"); | |
73208dfd | 3002 | return -ENOMEM; |
7c3df132 | 3003 | } |
a8488abe | 3004 | |
73208dfd AC |
3005 | for (i = 0; i < ha->msix_count; i++) |
3006 | entries[i].entry = i; | |
a8488abe | 3007 | |
84e32a06 AG |
3008 | ret = pci_enable_msix_range(ha->pdev, |
3009 | entries, MIN_MSIX_COUNT, ha->msix_count); | |
3010 | if (ret < 0) { | |
3011 | ql_log(ql_log_fatal, vha, 0x00c7, | |
3012 | "MSI-X: Failed to enable support, " | |
3013 | "giving up -- %d/%d.\n", | |
3014 | ha->msix_count, ret); | |
3015 | goto msix_out; | |
3016 | } else if (ret < ha->msix_count) { | |
7c3df132 SK |
3017 | ql_log(ql_log_warn, vha, 0x00c6, |
3018 | "MSI-X: Failed to enable support " | |
3019 | "-- %d/%d\n Retry with %d vectors.\n", | |
3020 | ha->msix_count, ret, ret); | |
73208dfd | 3021 | } |
84e32a06 AG |
3022 | ha->msix_count = ret; |
3023 | ha->max_rsp_queues = ha->msix_count - 1; | |
73208dfd AC |
3024 | ha->msix_entries = kzalloc(sizeof(struct qla_msix_entry) * |
3025 | ha->msix_count, GFP_KERNEL); | |
3026 | if (!ha->msix_entries) { | |
7c3df132 SK |
3027 | ql_log(ql_log_fatal, vha, 0x00c8, |
3028 | "Failed to allocate memory for ha->msix_entries.\n"); | |
73208dfd | 3029 | ret = -ENOMEM; |
a8488abe AV |
3030 | goto msix_out; |
3031 | } | |
3032 | ha->flags.msix_enabled = 1; | |
3033 | ||
73208dfd AC |
3034 | for (i = 0; i < ha->msix_count; i++) { |
3035 | qentry = &ha->msix_entries[i]; | |
3036 | qentry->vector = entries[i].vector; | |
3037 | qentry->entry = entries[i].entry; | |
a8488abe | 3038 | qentry->have_irq = 0; |
73208dfd | 3039 | qentry->rsp = NULL; |
a8488abe AV |
3040 | } |
3041 | ||
2afa19a9 | 3042 | /* Enable MSI-X vectors for the base queue */ |
f324777e | 3043 | for (i = 0; i < 2; i++) { |
2afa19a9 | 3044 | qentry = &ha->msix_entries[i]; |
f324777e | 3045 | if (IS_P3P_TYPE(ha)) |
a9083016 GM |
3046 | ret = request_irq(qentry->vector, |
3047 | qla82xx_msix_entries[i].handler, | |
3048 | 0, qla82xx_msix_entries[i].name, rsp); | |
f324777e | 3049 | else |
a9083016 GM |
3050 | ret = request_irq(qentry->vector, |
3051 | msix_entries[i].handler, | |
3052 | 0, msix_entries[i].name, rsp); | |
f324777e CD |
3053 | if (ret) |
3054 | goto msix_register_fail; | |
3055 | qentry->have_irq = 1; | |
3056 | qentry->rsp = rsp; | |
3057 | rsp->msix = qentry; | |
3058 | } | |
3059 | ||
3060 | /* | |
3061 | * If target mode is enable, also request the vector for the ATIO | |
3062 | * queue. | |
3063 | */ | |
3064 | if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha)) { | |
3065 | qentry = &ha->msix_entries[ATIO_VECTOR]; | |
3066 | ret = request_irq(qentry->vector, | |
3067 | qla83xx_msix_entries[ATIO_VECTOR].handler, | |
3068 | 0, qla83xx_msix_entries[ATIO_VECTOR].name, rsp); | |
2afa19a9 AC |
3069 | qentry->have_irq = 1; |
3070 | qentry->rsp = rsp; | |
3071 | rsp->msix = qentry; | |
73208dfd | 3072 | } |
73208dfd | 3073 | |
f324777e CD |
3074 | msix_register_fail: |
3075 | if (ret) { | |
3076 | ql_log(ql_log_fatal, vha, 0x00cb, | |
3077 | "MSI-X: unable to register handler -- %x/%d.\n", | |
3078 | qentry->vector, ret); | |
3079 | qla24xx_disable_msix(ha); | |
3080 | ha->mqenable = 0; | |
3081 | goto msix_out; | |
3082 | } | |
3083 | ||
73208dfd | 3084 | /* Enable MSI-X vector for response queue update for queue 0 */ |
f73cb695 | 3085 | if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { |
6246b8a1 GM |
3086 | if (ha->msixbase && ha->mqiobase && |
3087 | (ha->max_rsp_queues > 1 || ha->max_req_queues > 1)) | |
3088 | ha->mqenable = 1; | |
3089 | } else | |
3090 | if (ha->mqiobase | |
3091 | && (ha->max_rsp_queues > 1 || ha->max_req_queues > 1)) | |
3092 | ha->mqenable = 1; | |
7c3df132 SK |
3093 | ql_dbg(ql_dbg_multiq, vha, 0xc005, |
3094 | "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n", | |
3095 | ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues); | |
3096 | ql_dbg(ql_dbg_init, vha, 0x0055, | |
3097 | "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n", | |
3098 | ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues); | |
73208dfd | 3099 | |
a8488abe | 3100 | msix_out: |
73208dfd | 3101 | kfree(entries); |
a8488abe AV |
3102 | return ret; |
3103 | } | |
3104 | ||
3105 | int | |
73208dfd | 3106 | qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp) |
a8488abe | 3107 | { |
7fa3e239 | 3108 | int ret = QLA_FUNCTION_FAILED; |
f73cb695 | 3109 | device_reg_t *reg = ha->iobase; |
7c3df132 | 3110 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
a8488abe AV |
3111 | |
3112 | /* If possible, enable MSI-X. */ | |
6246b8a1 | 3113 | if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) && |
f73cb695 CD |
3114 | !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) && !IS_QLAFX00(ha) && |
3115 | !IS_QLA27XX(ha)) | |
6377a7ae BH |
3116 | goto skip_msi; |
3117 | ||
3118 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
3119 | (ha->pdev->subsystem_device == 0x7040 || | |
3120 | ha->pdev->subsystem_device == 0x7041 || | |
3121 | ha->pdev->subsystem_device == 0x1705)) { | |
7c3df132 SK |
3122 | ql_log(ql_log_warn, vha, 0x0034, |
3123 | "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n", | |
6377a7ae | 3124 | ha->pdev->subsystem_vendor, |
7c3df132 | 3125 | ha->pdev->subsystem_device); |
6377a7ae BH |
3126 | goto skip_msi; |
3127 | } | |
a8488abe | 3128 | |
42cd4f5d | 3129 | if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) { |
7c3df132 SK |
3130 | ql_log(ql_log_warn, vha, 0x0035, |
3131 | "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n", | |
42cd4f5d | 3132 | ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX); |
a8488abe AV |
3133 | goto skip_msix; |
3134 | } | |
3135 | ||
73208dfd | 3136 | ret = qla24xx_enable_msix(ha, rsp); |
a8488abe | 3137 | if (!ret) { |
7c3df132 SK |
3138 | ql_dbg(ql_dbg_init, vha, 0x0036, |
3139 | "MSI-X: Enabled (0x%X, 0x%X).\n", | |
3140 | ha->chip_revision, ha->fw_attributes); | |
963b0fdd | 3141 | goto clear_risc_ints; |
a8488abe | 3142 | } |
7fa3e239 | 3143 | |
a8488abe | 3144 | skip_msix: |
cbedb601 | 3145 | |
7fa3e239 SC |
3146 | ql_log(ql_log_info, vha, 0x0037, |
3147 | "Falling back-to MSI mode -%d.\n", ret); | |
3148 | ||
3a03eb79 | 3149 | if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) && |
f73cb695 CD |
3150 | !IS_QLA8001(ha) && !IS_P3P_TYPE(ha) && !IS_QLAFX00(ha) && |
3151 | !IS_QLA27XX(ha)) | |
cbedb601 AV |
3152 | goto skip_msi; |
3153 | ||
3154 | ret = pci_enable_msi(ha->pdev); | |
3155 | if (!ret) { | |
7c3df132 SK |
3156 | ql_dbg(ql_dbg_init, vha, 0x0038, |
3157 | "MSI: Enabled.\n"); | |
cbedb601 | 3158 | ha->flags.msi_enabled = 1; |
a9083016 | 3159 | } else |
7c3df132 | 3160 | ql_log(ql_log_warn, vha, 0x0039, |
7fa3e239 SC |
3161 | "Falling back-to INTa mode -- %d.\n", ret); |
3162 | skip_msi: | |
a033b655 GM |
3163 | |
3164 | /* Skip INTx on ISP82xx. */ | |
3165 | if (!ha->flags.msi_enabled && IS_QLA82XX(ha)) | |
3166 | return QLA_FUNCTION_FAILED; | |
3167 | ||
fd34f556 | 3168 | ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler, |
7992abfc MH |
3169 | ha->flags.msi_enabled ? 0 : IRQF_SHARED, |
3170 | QLA2XXX_DRIVER_NAME, rsp); | |
963b0fdd | 3171 | if (ret) { |
7c3df132 | 3172 | ql_log(ql_log_warn, vha, 0x003a, |
a8488abe AV |
3173 | "Failed to reserve interrupt %d already in use.\n", |
3174 | ha->pdev->irq); | |
963b0fdd | 3175 | goto fail; |
8ae6d9c7 | 3176 | } else if (!ha->flags.msi_enabled) { |
68d91cbd SK |
3177 | ql_dbg(ql_dbg_init, vha, 0x0125, |
3178 | "INTa mode: Enabled.\n"); | |
8ae6d9c7 GM |
3179 | ha->flags.mr_intr_valid = 1; |
3180 | } | |
7992abfc | 3181 | |
963b0fdd | 3182 | clear_risc_ints: |
4bb2efc4 JC |
3183 | if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha)) |
3184 | goto fail; | |
963b0fdd | 3185 | |
c6952483 | 3186 | spin_lock_irq(&ha->hardware_lock); |
4bb2efc4 | 3187 | WRT_REG_WORD(®->isp.semaphore, 0); |
c6952483 | 3188 | spin_unlock_irq(&ha->hardware_lock); |
a8488abe | 3189 | |
963b0fdd | 3190 | fail: |
a8488abe AV |
3191 | return ret; |
3192 | } | |
3193 | ||
3194 | void | |
e315cd28 | 3195 | qla2x00_free_irqs(scsi_qla_host_t *vha) |
a8488abe | 3196 | { |
e315cd28 | 3197 | struct qla_hw_data *ha = vha->hw; |
9a347ff4 CD |
3198 | struct rsp_que *rsp; |
3199 | ||
3200 | /* | |
3201 | * We need to check that ha->rsp_q_map is valid in case we are called | |
3202 | * from a probe failure context. | |
3203 | */ | |
3204 | if (!ha->rsp_q_map || !ha->rsp_q_map[0]) | |
3205 | return; | |
3206 | rsp = ha->rsp_q_map[0]; | |
a8488abe AV |
3207 | |
3208 | if (ha->flags.msix_enabled) | |
3209 | qla24xx_disable_msix(ha); | |
90a86fc0 | 3210 | else if (ha->flags.msi_enabled) { |
e315cd28 | 3211 | free_irq(ha->pdev->irq, rsp); |
cbedb601 | 3212 | pci_disable_msi(ha->pdev); |
90a86fc0 JC |
3213 | } else |
3214 | free_irq(ha->pdev->irq, rsp); | |
a8488abe | 3215 | } |
e315cd28 | 3216 | |
73208dfd AC |
3217 | |
3218 | int qla25xx_request_irq(struct rsp_que *rsp) | |
3219 | { | |
3220 | struct qla_hw_data *ha = rsp->hw; | |
2afa19a9 | 3221 | struct qla_init_msix_entry *intr = &msix_entries[2]; |
73208dfd | 3222 | struct qla_msix_entry *msix = rsp->msix; |
7c3df132 | 3223 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
73208dfd AC |
3224 | int ret; |
3225 | ||
3226 | ret = request_irq(msix->vector, intr->handler, 0, intr->name, rsp); | |
3227 | if (ret) { | |
7c3df132 SK |
3228 | ql_log(ql_log_fatal, vha, 0x00e6, |
3229 | "MSI-X: Unable to register handler -- %x/%d.\n", | |
3230 | msix->vector, ret); | |
73208dfd AC |
3231 | return ret; |
3232 | } | |
3233 | msix->have_irq = 1; | |
3234 | msix->rsp = rsp; | |
3235 | return ret; | |
3236 | } |