Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
fa90c54f | 2 | * QLogic Fibre Channel HBA Driver |
07e264b7 | 3 | * Copyright (c) 2003-2011 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 AC |
17 | static void qla2x00_process_completed_request(struct scsi_qla_host *, |
18 | struct req_que *, uint32_t); | |
19 | static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *); | |
2afa19a9 | 20 | static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *); |
73208dfd AC |
21 | static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *, |
22 | sts_entry_t *); | |
9a853f71 | 23 | |
1da177e4 LT |
24 | /** |
25 | * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200. | |
26 | * @irq: | |
27 | * @dev_id: SCSI driver HA context | |
1da177e4 LT |
28 | * |
29 | * Called by system whenever the host adapter generates an interrupt. | |
30 | * | |
31 | * Returns handled flag. | |
32 | */ | |
33 | irqreturn_t | |
7d12e780 | 34 | qla2100_intr_handler(int irq, void *dev_id) |
1da177e4 | 35 | { |
e315cd28 AC |
36 | scsi_qla_host_t *vha; |
37 | struct qla_hw_data *ha; | |
3d71644c | 38 | struct device_reg_2xxx __iomem *reg; |
1da177e4 | 39 | int status; |
1da177e4 | 40 | unsigned long iter; |
14e660e6 | 41 | uint16_t hccr; |
9a853f71 | 42 | uint16_t mb[4]; |
e315cd28 | 43 | struct rsp_que *rsp; |
43fac4d9 | 44 | unsigned long flags; |
1da177e4 | 45 | |
e315cd28 AC |
46 | rsp = (struct rsp_que *) dev_id; |
47 | if (!rsp) { | |
3256b435 CD |
48 | ql_log(ql_log_info, NULL, 0x505d, |
49 | "%s: NULL response queue pointer.\n", __func__); | |
1da177e4 LT |
50 | return (IRQ_NONE); |
51 | } | |
52 | ||
e315cd28 | 53 | ha = rsp->hw; |
3d71644c | 54 | reg = &ha->iobase->isp; |
1da177e4 LT |
55 | status = 0; |
56 | ||
43fac4d9 | 57 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 58 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 59 | for (iter = 50; iter--; ) { |
14e660e6 SJ |
60 | hccr = RD_REG_WORD(®->hccr); |
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 | } | |
43fac4d9 | 109 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 110 | |
1da177e4 LT |
111 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && |
112 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
1da177e4 | 113 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 114 | complete(&ha->mbx_intr_comp); |
1da177e4 LT |
115 | } |
116 | ||
1da177e4 LT |
117 | return (IRQ_HANDLED); |
118 | } | |
119 | ||
120 | /** | |
121 | * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. | |
122 | * @irq: | |
123 | * @dev_id: SCSI driver HA context | |
1da177e4 LT |
124 | * |
125 | * Called by system whenever the host adapter generates an interrupt. | |
126 | * | |
127 | * Returns handled flag. | |
128 | */ | |
129 | irqreturn_t | |
7d12e780 | 130 | qla2300_intr_handler(int irq, void *dev_id) |
1da177e4 | 131 | { |
e315cd28 | 132 | scsi_qla_host_t *vha; |
3d71644c | 133 | struct device_reg_2xxx __iomem *reg; |
1da177e4 | 134 | int status; |
1da177e4 LT |
135 | unsigned long iter; |
136 | uint32_t stat; | |
1da177e4 | 137 | uint16_t hccr; |
9a853f71 | 138 | uint16_t mb[4]; |
e315cd28 AC |
139 | struct rsp_que *rsp; |
140 | struct qla_hw_data *ha; | |
43fac4d9 | 141 | unsigned long flags; |
1da177e4 | 142 | |
e315cd28 AC |
143 | rsp = (struct rsp_que *) dev_id; |
144 | if (!rsp) { | |
3256b435 CD |
145 | ql_log(ql_log_info, NULL, 0x5058, |
146 | "%s: NULL response queue pointer.\n", __func__); | |
1da177e4 LT |
147 | return (IRQ_NONE); |
148 | } | |
149 | ||
e315cd28 | 150 | ha = rsp->hw; |
3d71644c | 151 | reg = &ha->iobase->isp; |
1da177e4 LT |
152 | status = 0; |
153 | ||
43fac4d9 | 154 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 155 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 LT |
156 | for (iter = 50; iter--; ) { |
157 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
158 | if (stat & HSR_RISC_PAUSED) { | |
85880801 | 159 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
160 | break; |
161 | ||
1da177e4 LT |
162 | hccr = RD_REG_WORD(®->hccr); |
163 | if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8)) | |
7c3df132 SK |
164 | ql_log(ql_log_warn, vha, 0x5026, |
165 | "Parity error -- HCCR=%x, Dumping " | |
166 | "firmware.\n", hccr); | |
1da177e4 | 167 | else |
7c3df132 SK |
168 | ql_log(ql_log_warn, vha, 0x5027, |
169 | "RISC paused -- HCCR=%x, Dumping " | |
170 | "firmware.\n", hccr); | |
1da177e4 LT |
171 | |
172 | /* | |
173 | * Issue a "HARD" reset in order for the RISC | |
174 | * interrupt bit to be cleared. Schedule a big | |
a06a0f8e | 175 | * hammer to get out of the RISC PAUSED state. |
1da177e4 LT |
176 | */ |
177 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
178 | RD_REG_WORD(®->hccr); | |
07f31805 | 179 | |
e315cd28 AC |
180 | ha->isp_ops->fw_dump(vha, 1); |
181 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
182 | break; |
183 | } else if ((stat & HSR_RISC_INT) == 0) | |
184 | break; | |
185 | ||
1da177e4 | 186 | switch (stat & 0xff) { |
1da177e4 LT |
187 | case 0x1: |
188 | case 0x2: | |
189 | case 0x10: | |
190 | case 0x11: | |
e315cd28 | 191 | qla2x00_mbx_completion(vha, MSW(stat)); |
1da177e4 LT |
192 | status |= MBX_INTERRUPT; |
193 | ||
194 | /* Release mailbox registers. */ | |
195 | WRT_REG_WORD(®->semaphore, 0); | |
196 | break; | |
197 | case 0x12: | |
9a853f71 AV |
198 | mb[0] = MSW(stat); |
199 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
200 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
201 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
73208dfd | 202 | qla2x00_async_event(vha, rsp, mb); |
9a853f71 AV |
203 | break; |
204 | case 0x13: | |
73208dfd | 205 | qla2x00_process_response_queue(rsp); |
1da177e4 LT |
206 | break; |
207 | case 0x15: | |
9a853f71 AV |
208 | mb[0] = MBA_CMPLT_1_16BIT; |
209 | mb[1] = MSW(stat); | |
73208dfd | 210 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
211 | break; |
212 | case 0x16: | |
9a853f71 AV |
213 | mb[0] = MBA_SCSI_COMPLETION; |
214 | mb[1] = MSW(stat); | |
215 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
73208dfd | 216 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
217 | break; |
218 | default: | |
7c3df132 SK |
219 | ql_dbg(ql_dbg_async, vha, 0x5028, |
220 | "Unrecognized interrupt type (%d).\n", stat & 0xff); | |
1da177e4 LT |
221 | break; |
222 | } | |
223 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
224 | RD_REG_WORD_RELAXED(®->hccr); | |
225 | } | |
43fac4d9 | 226 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 227 | |
1da177e4 LT |
228 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && |
229 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
1da177e4 | 230 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 231 | complete(&ha->mbx_intr_comp); |
1da177e4 LT |
232 | } |
233 | ||
1da177e4 LT |
234 | return (IRQ_HANDLED); |
235 | } | |
236 | ||
237 | /** | |
238 | * qla2x00_mbx_completion() - Process mailbox command completions. | |
239 | * @ha: SCSI driver HA context | |
240 | * @mb0: Mailbox0 register | |
241 | */ | |
242 | static void | |
e315cd28 | 243 | qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
1da177e4 LT |
244 | { |
245 | uint16_t cnt; | |
4fa94f83 | 246 | uint32_t mboxes; |
1da177e4 | 247 | uint16_t __iomem *wptr; |
e315cd28 | 248 | struct qla_hw_data *ha = vha->hw; |
3d71644c | 249 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 250 | |
4fa94f83 AV |
251 | /* Read all mbox registers? */ |
252 | mboxes = (1 << ha->mbx_count) - 1; | |
253 | if (!ha->mcp) | |
254 | ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERRROR.\n"); | |
255 | else | |
256 | mboxes = ha->mcp->in_mb; | |
257 | ||
1da177e4 LT |
258 | /* Load return mailbox registers. */ |
259 | ha->flags.mbox_int = 1; | |
260 | ha->mailbox_out[0] = mb0; | |
4fa94f83 | 261 | mboxes >>= 1; |
1da177e4 LT |
262 | wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 1); |
263 | ||
264 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
fa2a1ce5 | 265 | if (IS_QLA2200(ha) && cnt == 8) |
1da177e4 | 266 | wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 8); |
4fa94f83 | 267 | if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0)) |
1da177e4 | 268 | ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr); |
4fa94f83 | 269 | else if (mboxes & BIT_0) |
1da177e4 | 270 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); |
fa2a1ce5 | 271 | |
1da177e4 | 272 | wptr++; |
4fa94f83 | 273 | mboxes >>= 1; |
1da177e4 | 274 | } |
1da177e4 LT |
275 | } |
276 | ||
8a659571 AV |
277 | static void |
278 | qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr) | |
279 | { | |
280 | static char *event[] = | |
281 | { "Complete", "Request Notification", "Time Extension" }; | |
282 | int rval; | |
283 | struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24; | |
284 | uint16_t __iomem *wptr; | |
285 | uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS]; | |
286 | ||
287 | /* Seed data -- mailbox1 -> mailbox7. */ | |
288 | wptr = (uint16_t __iomem *)®24->mailbox1; | |
289 | for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++) | |
290 | mb[cnt] = RD_REG_WORD(wptr); | |
291 | ||
7c3df132 | 292 | ql_dbg(ql_dbg_async, vha, 0x5021, |
6246b8a1 | 293 | "Inter-Driver Communication %s -- " |
7c3df132 SK |
294 | "%04x %04x %04x %04x %04x %04x %04x.\n", |
295 | event[aen & 0xff], mb[0], mb[1], mb[2], mb[3], | |
296 | mb[4], mb[5], mb[6]); | |
8a659571 AV |
297 | |
298 | /* Acknowledgement needed? [Notify && non-zero timeout]. */ | |
299 | timeout = (descr >> 8) & 0xf; | |
300 | if (aen != MBA_IDC_NOTIFY || !timeout) | |
301 | return; | |
302 | ||
7c3df132 | 303 | ql_dbg(ql_dbg_async, vha, 0x5022, |
d8424f68 | 304 | "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n", |
7c3df132 | 305 | vha->host_no, event[aen & 0xff], timeout); |
8a659571 AV |
306 | |
307 | rval = qla2x00_post_idc_ack_work(vha, mb); | |
308 | if (rval != QLA_SUCCESS) | |
7c3df132 | 309 | ql_log(ql_log_warn, vha, 0x5023, |
8a659571 AV |
310 | "IDC failed to post ACK.\n"); |
311 | } | |
312 | ||
daae62a3 CD |
313 | #define LS_UNKNOWN 2 |
314 | char * | |
315 | qla2x00_get_link_speed_str(struct qla_hw_data *ha) | |
316 | { | |
317 | static char *link_speeds[] = {"1", "2", "?", "4", "8", "16", "10"}; | |
318 | char *link_speed; | |
319 | int fw_speed = ha->link_data_rate; | |
320 | ||
321 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
322 | link_speed = link_speeds[0]; | |
323 | else if (fw_speed == 0x13) | |
324 | link_speed = link_speeds[6]; | |
325 | else { | |
326 | link_speed = link_speeds[LS_UNKNOWN]; | |
327 | if (fw_speed < 6) | |
328 | link_speed = | |
329 | link_speeds[fw_speed]; | |
330 | } | |
331 | ||
332 | return link_speed; | |
333 | } | |
334 | ||
1da177e4 LT |
335 | /** |
336 | * qla2x00_async_event() - Process aynchronous events. | |
337 | * @ha: SCSI driver HA context | |
9a853f71 | 338 | * @mb: Mailbox registers (0 - 3) |
1da177e4 | 339 | */ |
2c3dfe3f | 340 | void |
73208dfd | 341 | qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) |
1da177e4 | 342 | { |
1da177e4 | 343 | uint16_t handle_cnt; |
bdab23da | 344 | uint16_t cnt, mbx; |
1da177e4 | 345 | uint32_t handles[5]; |
e315cd28 | 346 | struct qla_hw_data *ha = vha->hw; |
3d71644c | 347 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
bdab23da | 348 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; |
bc5c2aad | 349 | struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82; |
1da177e4 | 350 | uint32_t rscn_entry, host_pid; |
4d4df193 | 351 | unsigned long flags; |
1da177e4 LT |
352 | |
353 | /* Setup to process RIO completion. */ | |
354 | handle_cnt = 0; | |
6246b8a1 | 355 | if (IS_CNA_CAPABLE(ha)) |
3a03eb79 | 356 | goto skip_rio; |
1da177e4 LT |
357 | switch (mb[0]) { |
358 | case MBA_SCSI_COMPLETION: | |
9a853f71 | 359 | handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1])); |
1da177e4 LT |
360 | handle_cnt = 1; |
361 | break; | |
362 | case MBA_CMPLT_1_16BIT: | |
9a853f71 | 363 | handles[0] = mb[1]; |
1da177e4 LT |
364 | handle_cnt = 1; |
365 | mb[0] = MBA_SCSI_COMPLETION; | |
366 | break; | |
367 | case MBA_CMPLT_2_16BIT: | |
9a853f71 AV |
368 | handles[0] = mb[1]; |
369 | handles[1] = mb[2]; | |
1da177e4 LT |
370 | handle_cnt = 2; |
371 | mb[0] = MBA_SCSI_COMPLETION; | |
372 | break; | |
373 | case MBA_CMPLT_3_16BIT: | |
9a853f71 AV |
374 | handles[0] = mb[1]; |
375 | handles[1] = mb[2]; | |
376 | handles[2] = mb[3]; | |
1da177e4 LT |
377 | handle_cnt = 3; |
378 | mb[0] = MBA_SCSI_COMPLETION; | |
379 | break; | |
380 | case MBA_CMPLT_4_16BIT: | |
9a853f71 AV |
381 | handles[0] = mb[1]; |
382 | handles[1] = mb[2]; | |
383 | handles[2] = mb[3]; | |
1da177e4 LT |
384 | handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
385 | handle_cnt = 4; | |
386 | mb[0] = MBA_SCSI_COMPLETION; | |
387 | break; | |
388 | case MBA_CMPLT_5_16BIT: | |
9a853f71 AV |
389 | handles[0] = mb[1]; |
390 | handles[1] = mb[2]; | |
391 | handles[2] = mb[3]; | |
1da177e4 LT |
392 | handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
393 | handles[4] = (uint32_t)RD_MAILBOX_REG(ha, reg, 7); | |
394 | handle_cnt = 5; | |
395 | mb[0] = MBA_SCSI_COMPLETION; | |
396 | break; | |
397 | case MBA_CMPLT_2_32BIT: | |
9a853f71 | 398 | handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1])); |
1da177e4 LT |
399 | handles[1] = le32_to_cpu( |
400 | ((uint32_t)(RD_MAILBOX_REG(ha, reg, 7) << 16)) | | |
401 | RD_MAILBOX_REG(ha, reg, 6)); | |
402 | handle_cnt = 2; | |
403 | mb[0] = MBA_SCSI_COMPLETION; | |
404 | break; | |
405 | default: | |
406 | break; | |
407 | } | |
3a03eb79 | 408 | skip_rio: |
1da177e4 LT |
409 | switch (mb[0]) { |
410 | case MBA_SCSI_COMPLETION: /* Fast Post */ | |
e315cd28 | 411 | if (!vha->flags.online) |
1da177e4 LT |
412 | break; |
413 | ||
414 | for (cnt = 0; cnt < handle_cnt; cnt++) | |
73208dfd AC |
415 | qla2x00_process_completed_request(vha, rsp->req, |
416 | handles[cnt]); | |
1da177e4 LT |
417 | break; |
418 | ||
419 | case MBA_RESET: /* Reset */ | |
7c3df132 SK |
420 | ql_dbg(ql_dbg_async, vha, 0x5002, |
421 | "Asynchronous RESET.\n"); | |
1da177e4 | 422 | |
e315cd28 | 423 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
424 | break; |
425 | ||
426 | case MBA_SYSTEM_ERR: /* System Error */ | |
6246b8a1 GM |
427 | mbx = (IS_QLA81XX(ha) || IS_QLA83XX(ha)) ? |
428 | RD_REG_WORD(®24->mailbox7) : 0; | |
7c3df132 | 429 | ql_log(ql_log_warn, vha, 0x5003, |
bdab23da AV |
430 | "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh " |
431 | "mbx7=%xh.\n", mb[1], mb[2], mb[3], mbx); | |
1da177e4 | 432 | |
e315cd28 | 433 | ha->isp_ops->fw_dump(vha, 1); |
1da177e4 | 434 | |
e428924c | 435 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 | 436 | if (mb[1] == 0 && mb[2] == 0) { |
7c3df132 | 437 | ql_log(ql_log_fatal, vha, 0x5004, |
9a853f71 AV |
438 | "Unrecoverable Hardware Error: adapter " |
439 | "marked OFFLINE!\n"); | |
e315cd28 | 440 | vha->flags.online = 0; |
6246b8a1 | 441 | vha->device_flags |= DFLG_DEV_FAILED; |
b1d46989 | 442 | } else { |
25985edc | 443 | /* Check to see if MPI timeout occurred */ |
b1d46989 MI |
444 | if ((mbx & MBX_3) && (ha->flags.port0)) |
445 | set_bit(MPI_RESET_NEEDED, | |
446 | &vha->dpc_flags); | |
447 | ||
e315cd28 | 448 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
b1d46989 | 449 | } |
9a853f71 | 450 | } else if (mb[1] == 0) { |
7c3df132 | 451 | ql_log(ql_log_fatal, vha, 0x5005, |
1da177e4 LT |
452 | "Unrecoverable Hardware Error: adapter marked " |
453 | "OFFLINE!\n"); | |
e315cd28 | 454 | vha->flags.online = 0; |
6246b8a1 | 455 | vha->device_flags |= DFLG_DEV_FAILED; |
1da177e4 | 456 | } else |
e315cd28 | 457 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
458 | break; |
459 | ||
460 | case MBA_REQ_TRANSFER_ERR: /* Request Transfer Error */ | |
7c3df132 SK |
461 | ql_log(ql_log_warn, vha, 0x5006, |
462 | "ISP Request Transfer Error (%x).\n", mb[1]); | |
1da177e4 | 463 | |
e315cd28 | 464 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
465 | break; |
466 | ||
467 | case MBA_RSP_TRANSFER_ERR: /* Response Transfer Error */ | |
7c3df132 SK |
468 | ql_log(ql_log_warn, vha, 0x5007, |
469 | "ISP Response Transfer Error.\n"); | |
1da177e4 | 470 | |
e315cd28 | 471 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
472 | break; |
473 | ||
474 | case MBA_WAKEUP_THRES: /* Request Queue Wake-up */ | |
7c3df132 SK |
475 | ql_dbg(ql_dbg_async, vha, 0x5008, |
476 | "Asynchronous WAKEUP_THRES.\n"); | |
1da177e4 | 477 | |
2d70c103 | 478 | break; |
1da177e4 | 479 | case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */ |
cfb0919c | 480 | ql_dbg(ql_dbg_async, vha, 0x5009, |
7c3df132 | 481 | "LIP occurred (%x).\n", mb[1]); |
1da177e4 | 482 | |
e315cd28 AC |
483 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
484 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
485 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
486 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
487 | } |
488 | ||
e315cd28 AC |
489 | if (vha->vp_idx) { |
490 | atomic_set(&vha->vp_state, VP_FAILED); | |
491 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
492 | } |
493 | ||
e315cd28 AC |
494 | set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); |
495 | set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); | |
1da177e4 | 496 | |
e315cd28 AC |
497 | vha->flags.management_server_logged_in = 0; |
498 | qla2x00_post_aen_work(vha, FCH_EVT_LIP, mb[1]); | |
1da177e4 LT |
499 | break; |
500 | ||
501 | case MBA_LOOP_UP: /* Loop Up Event */ | |
daae62a3 | 502 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
d8b45213 | 503 | ha->link_data_rate = PORT_SPEED_1GB; |
daae62a3 | 504 | else |
1da177e4 | 505 | ha->link_data_rate = mb[1]; |
1da177e4 | 506 | |
cfb0919c | 507 | ql_dbg(ql_dbg_async, vha, 0x500a, |
daae62a3 CD |
508 | "LOOP UP detected (%s Gbps).\n", |
509 | qla2x00_get_link_speed_str(ha)); | |
1da177e4 | 510 | |
e315cd28 AC |
511 | vha->flags.management_server_logged_in = 0; |
512 | qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate); | |
1da177e4 LT |
513 | break; |
514 | ||
515 | case MBA_LOOP_DOWN: /* Loop Down Event */ | |
6246b8a1 GM |
516 | mbx = (IS_QLA81XX(ha) || IS_QLA8031(ha)) |
517 | ? RD_REG_WORD(®24->mailbox4) : 0; | |
bc5c2aad | 518 | mbx = IS_QLA82XX(ha) ? RD_REG_WORD(®82->mailbox_out[4]) : mbx; |
cfb0919c | 519 | ql_dbg(ql_dbg_async, vha, 0x500b, |
7c3df132 SK |
520 | "LOOP DOWN detected (%x %x %x %x).\n", |
521 | mb[1], mb[2], mb[3], mbx); | |
1da177e4 | 522 | |
e315cd28 AC |
523 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
524 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
525 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
526 | vha->device_flags |= DFLG_NO_CABLE; | |
527 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
528 | } |
529 | ||
e315cd28 AC |
530 | if (vha->vp_idx) { |
531 | atomic_set(&vha->vp_state, VP_FAILED); | |
532 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
533 | } |
534 | ||
e315cd28 | 535 | vha->flags.management_server_logged_in = 0; |
d8b45213 | 536 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
e315cd28 | 537 | qla2x00_post_aen_work(vha, FCH_EVT_LINKDOWN, 0); |
1da177e4 LT |
538 | break; |
539 | ||
540 | case MBA_LIP_RESET: /* LIP reset occurred */ | |
cfb0919c | 541 | ql_dbg(ql_dbg_async, vha, 0x500c, |
cc3ef7bc | 542 | "LIP reset occurred (%x).\n", mb[1]); |
1da177e4 | 543 | |
e315cd28 AC |
544 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
545 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
546 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
547 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
548 | } |
549 | ||
e315cd28 AC |
550 | if (vha->vp_idx) { |
551 | atomic_set(&vha->vp_state, VP_FAILED); | |
552 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
553 | } |
554 | ||
e315cd28 | 555 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
556 | |
557 | ha->operating_mode = LOOP; | |
e315cd28 AC |
558 | vha->flags.management_server_logged_in = 0; |
559 | qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]); | |
1da177e4 LT |
560 | break; |
561 | ||
3a03eb79 | 562 | /* case MBA_DCBX_COMPLETE: */ |
1da177e4 LT |
563 | case MBA_POINT_TO_POINT: /* Point-to-Point */ |
564 | if (IS_QLA2100(ha)) | |
565 | break; | |
566 | ||
6246b8a1 | 567 | if (IS_QLA81XX(ha) || IS_QLA82XX(ha) || IS_QLA8031(ha)) { |
7c3df132 SK |
568 | ql_dbg(ql_dbg_async, vha, 0x500d, |
569 | "DCBX Completed -- %04x %04x %04x.\n", | |
570 | mb[1], mb[2], mb[3]); | |
23f2ebd1 SR |
571 | if (ha->notify_dcbx_comp) |
572 | complete(&ha->dcbx_comp); | |
573 | ||
574 | } else | |
7c3df132 SK |
575 | ql_dbg(ql_dbg_async, vha, 0x500e, |
576 | "Asynchronous P2P MODE received.\n"); | |
1da177e4 LT |
577 | |
578 | /* | |
579 | * Until there's a transition from loop down to loop up, treat | |
580 | * this as loop down only. | |
581 | */ | |
e315cd28 AC |
582 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
583 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
584 | if (!atomic_read(&vha->loop_down_timer)) | |
585 | atomic_set(&vha->loop_down_timer, | |
1da177e4 | 586 | LOOP_DOWN_TIME); |
e315cd28 | 587 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 LT |
588 | } |
589 | ||
e315cd28 AC |
590 | if (vha->vp_idx) { |
591 | atomic_set(&vha->vp_state, VP_FAILED); | |
592 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
593 | } |
594 | ||
e315cd28 AC |
595 | if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) |
596 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); | |
597 | ||
598 | set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); | |
599 | set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); | |
4346b149 AV |
600 | |
601 | ha->flags.gpsc_supported = 1; | |
e315cd28 | 602 | vha->flags.management_server_logged_in = 0; |
1da177e4 LT |
603 | break; |
604 | ||
605 | case MBA_CHG_IN_CONNECTION: /* Change in connection mode */ | |
606 | if (IS_QLA2100(ha)) | |
607 | break; | |
608 | ||
cfb0919c | 609 | ql_dbg(ql_dbg_async, vha, 0x500f, |
1da177e4 LT |
610 | "Configuration change detected: value=%x.\n", mb[1]); |
611 | ||
e315cd28 AC |
612 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
613 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
614 | if (!atomic_read(&vha->loop_down_timer)) | |
615 | atomic_set(&vha->loop_down_timer, | |
1da177e4 | 616 | LOOP_DOWN_TIME); |
e315cd28 | 617 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 LT |
618 | } |
619 | ||
e315cd28 AC |
620 | if (vha->vp_idx) { |
621 | atomic_set(&vha->vp_state, VP_FAILED); | |
622 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
623 | } |
624 | ||
e315cd28 AC |
625 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
626 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1da177e4 LT |
627 | break; |
628 | ||
629 | case MBA_PORT_UPDATE: /* Port database update */ | |
55903b9d SV |
630 | /* |
631 | * Handle only global and vn-port update events | |
632 | * | |
633 | * Relevant inputs: | |
634 | * mb[1] = N_Port handle of changed port | |
635 | * OR 0xffff for global event | |
636 | * mb[2] = New login state | |
637 | * 7 = Port logged out | |
638 | * mb[3] = LSB is vp_idx, 0xff = all vps | |
639 | * | |
640 | * Skip processing if: | |
641 | * Event is global, vp_idx is NOT all vps, | |
642 | * vp_idx does not match | |
643 | * Event is not global, vp_idx does not match | |
644 | */ | |
12cec63e AV |
645 | if (IS_QLA2XXX_MIDTYPE(ha) && |
646 | ((mb[1] == 0xffff && (mb[3] & 0xff) != 0xff) || | |
647 | (mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff)) | |
648 | break; | |
73208dfd | 649 | |
9764ff88 AV |
650 | /* Global event -- port logout or port unavailable. */ |
651 | if (mb[1] == 0xffff && mb[2] == 0x7) { | |
7c3df132 SK |
652 | ql_dbg(ql_dbg_async, vha, 0x5010, |
653 | "Port unavailable %04x %04x %04x.\n", | |
654 | mb[1], mb[2], mb[3]); | |
daae62a3 CD |
655 | ql_log(ql_log_warn, vha, 0x505e, |
656 | "Link is offline.\n"); | |
9764ff88 AV |
657 | |
658 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
659 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
660 | atomic_set(&vha->loop_down_timer, | |
661 | LOOP_DOWN_TIME); | |
662 | vha->device_flags |= DFLG_NO_CABLE; | |
663 | qla2x00_mark_all_devices_lost(vha, 1); | |
664 | } | |
665 | ||
666 | if (vha->vp_idx) { | |
667 | atomic_set(&vha->vp_state, VP_FAILED); | |
668 | fc_vport_set_state(vha->fc_vport, | |
669 | FC_VPORT_FAILED); | |
faadc5e7 | 670 | qla2x00_mark_all_devices_lost(vha, 1); |
9764ff88 AV |
671 | } |
672 | ||
673 | vha->flags.management_server_logged_in = 0; | |
674 | ha->link_data_rate = PORT_SPEED_UNKNOWN; | |
675 | break; | |
676 | } | |
677 | ||
1da177e4 | 678 | /* |
cc3ef7bc | 679 | * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET |
1da177e4 LT |
680 | * event etc. earlier indicating loop is down) then process |
681 | * it. Otherwise ignore it and Wait for RSCN to come in. | |
682 | */ | |
e315cd28 AC |
683 | atomic_set(&vha->loop_down_timer, 0); |
684 | if (atomic_read(&vha->loop_state) != LOOP_DOWN && | |
685 | atomic_read(&vha->loop_state) != LOOP_DEAD) { | |
7c3df132 SK |
686 | ql_dbg(ql_dbg_async, vha, 0x5011, |
687 | "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n", | |
688 | mb[1], mb[2], mb[3]); | |
2d70c103 NB |
689 | |
690 | qlt_async_event(mb[0], vha, mb); | |
1da177e4 LT |
691 | break; |
692 | } | |
693 | ||
7c3df132 SK |
694 | ql_dbg(ql_dbg_async, vha, 0x5012, |
695 | "Port database changed %04x %04x %04x.\n", | |
696 | mb[1], mb[2], mb[3]); | |
daae62a3 CD |
697 | ql_log(ql_log_warn, vha, 0x505f, |
698 | "Link is operational (%s Gbps).\n", | |
699 | qla2x00_get_link_speed_str(ha)); | |
1da177e4 LT |
700 | |
701 | /* | |
702 | * Mark all devices as missing so we will login again. | |
703 | */ | |
e315cd28 | 704 | atomic_set(&vha->loop_state, LOOP_UP); |
1da177e4 | 705 | |
e315cd28 | 706 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 | 707 | |
2d70c103 NB |
708 | if (vha->vp_idx == 0 && !qla_ini_mode_enabled(vha)) |
709 | set_bit(SCR_PENDING, &vha->dpc_flags); | |
710 | ||
e315cd28 AC |
711 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
712 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
2d70c103 NB |
713 | |
714 | qlt_async_event(mb[0], vha, mb); | |
1da177e4 LT |
715 | break; |
716 | ||
717 | case MBA_RSCN_UPDATE: /* State Change Registration */ | |
3c397400 | 718 | /* Check if the Vport has issued a SCR */ |
e315cd28 | 719 | if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags)) |
3c397400 SJ |
720 | break; |
721 | /* Only handle SCNs for our Vport index. */ | |
0d6e61bc | 722 | if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff)) |
3c397400 | 723 | break; |
0d6e61bc | 724 | |
7c3df132 SK |
725 | ql_dbg(ql_dbg_async, vha, 0x5013, |
726 | "RSCN database changed -- %04x %04x %04x.\n", | |
727 | mb[1], mb[2], mb[3]); | |
1da177e4 | 728 | |
59d72d87 | 729 | rscn_entry = ((mb[1] & 0xff) << 16) | mb[2]; |
e315cd28 AC |
730 | host_pid = (vha->d_id.b.domain << 16) | (vha->d_id.b.area << 8) |
731 | | vha->d_id.b.al_pa; | |
1da177e4 | 732 | if (rscn_entry == host_pid) { |
7c3df132 SK |
733 | ql_dbg(ql_dbg_async, vha, 0x5014, |
734 | "Ignoring RSCN update to local host " | |
735 | "port ID (%06x).\n", host_pid); | |
1da177e4 LT |
736 | break; |
737 | } | |
738 | ||
59d72d87 RA |
739 | /* Ignore reserved bits from RSCN-payload. */ |
740 | rscn_entry = ((mb[1] & 0x3ff) << 16) | mb[2]; | |
1da177e4 | 741 | |
e315cd28 AC |
742 | atomic_set(&vha->loop_down_timer, 0); |
743 | vha->flags.management_server_logged_in = 0; | |
1da177e4 | 744 | |
e315cd28 AC |
745 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
746 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
747 | qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry); | |
1da177e4 LT |
748 | break; |
749 | ||
750 | /* case MBA_RIO_RESPONSE: */ | |
751 | case MBA_ZIO_RESPONSE: | |
7c3df132 SK |
752 | ql_dbg(ql_dbg_async, vha, 0x5015, |
753 | "[R|Z]IO update completion.\n"); | |
1da177e4 | 754 | |
e428924c | 755 | if (IS_FWI2_CAPABLE(ha)) |
2afa19a9 | 756 | qla24xx_process_response_queue(vha, rsp); |
4fdfefe5 | 757 | else |
73208dfd | 758 | qla2x00_process_response_queue(rsp); |
1da177e4 | 759 | break; |
9a853f71 AV |
760 | |
761 | case MBA_DISCARD_RND_FRAME: | |
7c3df132 SK |
762 | ql_dbg(ql_dbg_async, vha, 0x5016, |
763 | "Discard RND Frame -- %04x %04x %04x.\n", | |
764 | mb[1], mb[2], mb[3]); | |
9a853f71 | 765 | break; |
45ebeb56 AV |
766 | |
767 | case MBA_TRACE_NOTIFICATION: | |
7c3df132 SK |
768 | ql_dbg(ql_dbg_async, vha, 0x5017, |
769 | "Trace Notification -- %04x %04x.\n", mb[1], mb[2]); | |
45ebeb56 | 770 | break; |
4d4df193 HK |
771 | |
772 | case MBA_ISP84XX_ALERT: | |
7c3df132 SK |
773 | ql_dbg(ql_dbg_async, vha, 0x5018, |
774 | "ISP84XX Alert Notification -- %04x %04x %04x.\n", | |
775 | mb[1], mb[2], mb[3]); | |
4d4df193 HK |
776 | |
777 | spin_lock_irqsave(&ha->cs84xx->access_lock, flags); | |
778 | switch (mb[1]) { | |
779 | case A84_PANIC_RECOVERY: | |
7c3df132 SK |
780 | ql_log(ql_log_info, vha, 0x5019, |
781 | "Alert 84XX: panic recovery %04x %04x.\n", | |
782 | mb[2], mb[3]); | |
4d4df193 HK |
783 | break; |
784 | case A84_OP_LOGIN_COMPLETE: | |
785 | ha->cs84xx->op_fw_version = mb[3] << 16 | mb[2]; | |
7c3df132 SK |
786 | ql_log(ql_log_info, vha, 0x501a, |
787 | "Alert 84XX: firmware version %x.\n", | |
788 | ha->cs84xx->op_fw_version); | |
4d4df193 HK |
789 | break; |
790 | case A84_DIAG_LOGIN_COMPLETE: | |
791 | ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; | |
7c3df132 SK |
792 | ql_log(ql_log_info, vha, 0x501b, |
793 | "Alert 84XX: diagnostic firmware version %x.\n", | |
794 | ha->cs84xx->diag_fw_version); | |
4d4df193 HK |
795 | break; |
796 | case A84_GOLD_LOGIN_COMPLETE: | |
797 | ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; | |
798 | ha->cs84xx->fw_update = 1; | |
7c3df132 SK |
799 | ql_log(ql_log_info, vha, 0x501c, |
800 | "Alert 84XX: gold firmware version %x.\n", | |
801 | ha->cs84xx->gold_fw_version); | |
4d4df193 HK |
802 | break; |
803 | default: | |
7c3df132 SK |
804 | ql_log(ql_log_warn, vha, 0x501d, |
805 | "Alert 84xx: Invalid Alert %04x %04x %04x.\n", | |
4d4df193 HK |
806 | mb[1], mb[2], mb[3]); |
807 | } | |
808 | spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags); | |
809 | break; | |
3a03eb79 | 810 | case MBA_DCBX_START: |
7c3df132 SK |
811 | ql_dbg(ql_dbg_async, vha, 0x501e, |
812 | "DCBX Started -- %04x %04x %04x.\n", | |
813 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
814 | break; |
815 | case MBA_DCBX_PARAM_UPDATE: | |
7c3df132 SK |
816 | ql_dbg(ql_dbg_async, vha, 0x501f, |
817 | "DCBX Parameters Updated -- %04x %04x %04x.\n", | |
818 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
819 | break; |
820 | case MBA_FCF_CONF_ERR: | |
7c3df132 SK |
821 | ql_dbg(ql_dbg_async, vha, 0x5020, |
822 | "FCF Configuration Error -- %04x %04x %04x.\n", | |
823 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
824 | break; |
825 | case MBA_IDC_COMPLETE: | |
3a03eb79 | 826 | case MBA_IDC_NOTIFY: |
3a03eb79 | 827 | case MBA_IDC_TIME_EXT: |
8a659571 | 828 | qla81xx_idc_event(vha, mb[0], mb[1]); |
3a03eb79 | 829 | break; |
6246b8a1 GM |
830 | default: |
831 | ql_dbg(ql_dbg_async, vha, 0x5057, | |
832 | "Unknown AEN:%04x %04x %04x %04x\n", | |
833 | mb[0], mb[1], mb[2], mb[3]); | |
1da177e4 | 834 | } |
2c3dfe3f | 835 | |
2d70c103 NB |
836 | qlt_async_event(mb[0], vha, mb); |
837 | ||
e315cd28 | 838 | if (!vha->vp_idx && ha->num_vhosts) |
73208dfd | 839 | qla2x00_alert_all_vps(rsp, mb); |
1da177e4 LT |
840 | } |
841 | ||
842 | /** | |
843 | * qla2x00_process_completed_request() - Process a Fast Post response. | |
844 | * @ha: SCSI driver HA context | |
845 | * @index: SRB index | |
846 | */ | |
847 | static void | |
73208dfd AC |
848 | qla2x00_process_completed_request(struct scsi_qla_host *vha, |
849 | struct req_que *req, uint32_t index) | |
1da177e4 LT |
850 | { |
851 | srb_t *sp; | |
e315cd28 | 852 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
853 | |
854 | /* Validate handle. */ | |
855 | if (index >= MAX_OUTSTANDING_COMMANDS) { | |
7c3df132 SK |
856 | ql_log(ql_log_warn, vha, 0x3014, |
857 | "Invalid SCSI command index (%x).\n", index); | |
1da177e4 | 858 | |
8f7daead GM |
859 | if (IS_QLA82XX(ha)) |
860 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
861 | else | |
862 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
863 | return; |
864 | } | |
865 | ||
e315cd28 | 866 | sp = req->outstanding_cmds[index]; |
1da177e4 LT |
867 | if (sp) { |
868 | /* Free outstanding command slot. */ | |
e315cd28 | 869 | req->outstanding_cmds[index] = NULL; |
1da177e4 | 870 | |
1da177e4 | 871 | /* Save ISP completion status */ |
9ba56b95 | 872 | sp->done(ha, sp, DID_OK << 16); |
1da177e4 | 873 | } else { |
7c3df132 | 874 | ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n"); |
1da177e4 | 875 | |
8f7daead GM |
876 | if (IS_QLA82XX(ha)) |
877 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
878 | else | |
879 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
880 | } |
881 | } | |
882 | ||
ac280b67 AV |
883 | static srb_t * |
884 | qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, | |
885 | struct req_que *req, void *iocb) | |
886 | { | |
887 | struct qla_hw_data *ha = vha->hw; | |
888 | sts_entry_t *pkt = iocb; | |
889 | srb_t *sp = NULL; | |
890 | uint16_t index; | |
891 | ||
892 | index = LSW(pkt->handle); | |
893 | if (index >= MAX_OUTSTANDING_COMMANDS) { | |
7c3df132 SK |
894 | ql_log(ql_log_warn, vha, 0x5031, |
895 | "Invalid command index (%x).\n", index); | |
8f7daead GM |
896 | if (IS_QLA82XX(ha)) |
897 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
898 | else | |
899 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
ac280b67 AV |
900 | goto done; |
901 | } | |
902 | sp = req->outstanding_cmds[index]; | |
903 | if (!sp) { | |
7c3df132 SK |
904 | ql_log(ql_log_warn, vha, 0x5032, |
905 | "Invalid completion handle (%x) -- timed-out.\n", index); | |
ac280b67 AV |
906 | return sp; |
907 | } | |
908 | if (sp->handle != index) { | |
7c3df132 SK |
909 | ql_log(ql_log_warn, vha, 0x5033, |
910 | "SRB handle (%x) mismatch %x.\n", sp->handle, index); | |
ac280b67 AV |
911 | return NULL; |
912 | } | |
9a069e19 | 913 | |
ac280b67 | 914 | req->outstanding_cmds[index] = NULL; |
9a069e19 | 915 | |
ac280b67 AV |
916 | done: |
917 | return sp; | |
918 | } | |
919 | ||
920 | static void | |
921 | qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
922 | struct mbx_entry *mbx) | |
923 | { | |
924 | const char func[] = "MBX-IOCB"; | |
925 | const char *type; | |
ac280b67 AV |
926 | fc_port_t *fcport; |
927 | srb_t *sp; | |
4916392b | 928 | struct srb_iocb *lio; |
99b0bec7 | 929 | uint16_t *data; |
5ff1d584 | 930 | uint16_t status; |
ac280b67 AV |
931 | |
932 | sp = qla2x00_get_sp_from_handle(vha, func, req, mbx); | |
933 | if (!sp) | |
934 | return; | |
935 | ||
9ba56b95 GM |
936 | lio = &sp->u.iocb_cmd; |
937 | type = sp->name; | |
ac280b67 | 938 | fcport = sp->fcport; |
4916392b | 939 | data = lio->u.logio.data; |
ac280b67 | 940 | |
5ff1d584 | 941 | data[0] = MBS_COMMAND_ERROR; |
4916392b | 942 | data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
5ff1d584 | 943 | QLA_LOGIO_LOGIN_RETRIED : 0; |
ac280b67 | 944 | if (mbx->entry_status) { |
7c3df132 | 945 | ql_dbg(ql_dbg_async, vha, 0x5043, |
cfb0919c | 946 | "Async-%s error entry - hdl=%x portid=%02x%02x%02x " |
d3fa9e7d | 947 | "entry-status=%x status=%x state-flag=%x " |
cfb0919c CD |
948 | "status-flags=%x.\n", type, sp->handle, |
949 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
d3fa9e7d AV |
950 | fcport->d_id.b.al_pa, mbx->entry_status, |
951 | le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags), | |
7c3df132 | 952 | le16_to_cpu(mbx->status_flags)); |
d3fa9e7d | 953 | |
cfb0919c | 954 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5029, |
7c3df132 | 955 | (uint8_t *)mbx, sizeof(*mbx)); |
ac280b67 | 956 | |
99b0bec7 | 957 | goto logio_done; |
ac280b67 AV |
958 | } |
959 | ||
5ff1d584 | 960 | status = le16_to_cpu(mbx->status); |
9ba56b95 | 961 | if (status == 0x30 && sp->type == SRB_LOGIN_CMD && |
5ff1d584 AV |
962 | le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) |
963 | status = 0; | |
964 | if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) { | |
7c3df132 | 965 | ql_dbg(ql_dbg_async, vha, 0x5045, |
cfb0919c CD |
966 | "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n", |
967 | type, sp->handle, fcport->d_id.b.domain, | |
968 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
969 | le16_to_cpu(mbx->mb1)); | |
ac280b67 AV |
970 | |
971 | data[0] = MBS_COMMAND_COMPLETE; | |
9ba56b95 | 972 | if (sp->type == SRB_LOGIN_CMD) { |
99b0bec7 AV |
973 | fcport->port_type = FCT_TARGET; |
974 | if (le16_to_cpu(mbx->mb1) & BIT_0) | |
975 | fcport->port_type = FCT_INITIATOR; | |
6ac52608 | 976 | else if (le16_to_cpu(mbx->mb1) & BIT_1) |
99b0bec7 | 977 | fcport->flags |= FCF_FCP2_DEVICE; |
5ff1d584 | 978 | } |
99b0bec7 | 979 | goto logio_done; |
ac280b67 AV |
980 | } |
981 | ||
982 | data[0] = le16_to_cpu(mbx->mb0); | |
983 | switch (data[0]) { | |
984 | case MBS_PORT_ID_USED: | |
985 | data[1] = le16_to_cpu(mbx->mb1); | |
986 | break; | |
987 | case MBS_LOOP_ID_USED: | |
988 | break; | |
989 | default: | |
990 | data[0] = MBS_COMMAND_ERROR; | |
ac280b67 AV |
991 | break; |
992 | } | |
993 | ||
7c3df132 | 994 | ql_log(ql_log_warn, vha, 0x5046, |
cfb0919c CD |
995 | "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x " |
996 | "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type, sp->handle, | |
997 | fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
998 | status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1), | |
ac280b67 | 999 | le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6), |
7c3df132 | 1000 | le16_to_cpu(mbx->mb7)); |
ac280b67 | 1001 | |
99b0bec7 | 1002 | logio_done: |
9ba56b95 | 1003 | sp->done(vha, sp, 0); |
ac280b67 AV |
1004 | } |
1005 | ||
9bc4f4fb HZ |
1006 | static void |
1007 | qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1008 | sts_entry_t *pkt, int iocb_type) | |
1009 | { | |
1010 | const char func[] = "CT_IOCB"; | |
1011 | const char *type; | |
9bc4f4fb | 1012 | srb_t *sp; |
9bc4f4fb HZ |
1013 | struct fc_bsg_job *bsg_job; |
1014 | uint16_t comp_status; | |
9ba56b95 | 1015 | int res; |
9bc4f4fb HZ |
1016 | |
1017 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
1018 | if (!sp) | |
1019 | return; | |
1020 | ||
9ba56b95 | 1021 | bsg_job = sp->u.bsg_job; |
9bc4f4fb | 1022 | |
9ba56b95 | 1023 | type = "ct pass-through"; |
9bc4f4fb HZ |
1024 | |
1025 | comp_status = le16_to_cpu(pkt->comp_status); | |
1026 | ||
1027 | /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT | |
1028 | * fc payload to the caller | |
1029 | */ | |
1030 | bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; | |
1031 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1032 | ||
1033 | if (comp_status != CS_COMPLETE) { | |
1034 | if (comp_status == CS_DATA_UNDERRUN) { | |
9ba56b95 | 1035 | res = DID_OK << 16; |
9bc4f4fb HZ |
1036 | bsg_job->reply->reply_payload_rcv_len = |
1037 | le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len); | |
1038 | ||
7c3df132 SK |
1039 | ql_log(ql_log_warn, vha, 0x5048, |
1040 | "CT pass-through-%s error " | |
9bc4f4fb | 1041 | "comp_status-status=0x%x total_byte = 0x%x.\n", |
7c3df132 SK |
1042 | type, comp_status, |
1043 | bsg_job->reply->reply_payload_rcv_len); | |
9bc4f4fb | 1044 | } else { |
7c3df132 SK |
1045 | ql_log(ql_log_warn, vha, 0x5049, |
1046 | "CT pass-through-%s error " | |
1047 | "comp_status-status=0x%x.\n", type, comp_status); | |
9ba56b95 | 1048 | res = DID_ERROR << 16; |
9bc4f4fb HZ |
1049 | bsg_job->reply->reply_payload_rcv_len = 0; |
1050 | } | |
cfb0919c | 1051 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035, |
7c3df132 | 1052 | (uint8_t *)pkt, sizeof(*pkt)); |
9bc4f4fb | 1053 | } else { |
9ba56b95 | 1054 | res = DID_OK << 16; |
9bc4f4fb HZ |
1055 | bsg_job->reply->reply_payload_rcv_len = |
1056 | bsg_job->reply_payload.payload_len; | |
1057 | bsg_job->reply_len = 0; | |
1058 | } | |
1059 | ||
9ba56b95 | 1060 | sp->done(vha, sp, res); |
9bc4f4fb HZ |
1061 | } |
1062 | ||
9a069e19 GM |
1063 | static void |
1064 | qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1065 | struct sts_entry_24xx *pkt, int iocb_type) | |
1066 | { | |
1067 | const char func[] = "ELS_CT_IOCB"; | |
1068 | const char *type; | |
9a069e19 | 1069 | srb_t *sp; |
9a069e19 GM |
1070 | struct fc_bsg_job *bsg_job; |
1071 | uint16_t comp_status; | |
1072 | uint32_t fw_status[3]; | |
1073 | uint8_t* fw_sts_ptr; | |
9ba56b95 | 1074 | int res; |
9a069e19 GM |
1075 | |
1076 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
1077 | if (!sp) | |
1078 | return; | |
9ba56b95 | 1079 | bsg_job = sp->u.bsg_job; |
9a069e19 GM |
1080 | |
1081 | type = NULL; | |
9ba56b95 | 1082 | switch (sp->type) { |
9a069e19 GM |
1083 | case SRB_ELS_CMD_RPT: |
1084 | case SRB_ELS_CMD_HST: | |
1085 | type = "els"; | |
1086 | break; | |
1087 | case SRB_CT_CMD: | |
1088 | type = "ct pass-through"; | |
1089 | break; | |
1090 | default: | |
37fed3ee | 1091 | ql_dbg(ql_dbg_user, vha, 0x503e, |
9ba56b95 | 1092 | "Unrecognized SRB: (%p) type=%d.\n", sp, sp->type); |
9a069e19 GM |
1093 | return; |
1094 | } | |
1095 | ||
1096 | comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status); | |
1097 | fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1); | |
1098 | fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2); | |
1099 | ||
1100 | /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT | |
1101 | * fc payload to the caller | |
1102 | */ | |
1103 | bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; | |
1104 | bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status); | |
1105 | ||
1106 | if (comp_status != CS_COMPLETE) { | |
1107 | if (comp_status == CS_DATA_UNDERRUN) { | |
9ba56b95 | 1108 | res = DID_OK << 16; |
9a069e19 | 1109 | bsg_job->reply->reply_payload_rcv_len = |
9ba56b95 | 1110 | le16_to_cpu(((struct els_sts_entry_24xx *)pkt)->total_byte_count); |
9a069e19 | 1111 | |
37fed3ee | 1112 | ql_dbg(ql_dbg_user, vha, 0x503f, |
cfb0919c | 1113 | "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
9a069e19 | 1114 | "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n", |
cfb0919c | 1115 | type, sp->handle, comp_status, fw_status[1], fw_status[2], |
7c3df132 SK |
1116 | le16_to_cpu(((struct els_sts_entry_24xx *) |
1117 | pkt)->total_byte_count)); | |
9a069e19 GM |
1118 | fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); |
1119 | memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); | |
1120 | } | |
1121 | else { | |
37fed3ee | 1122 | ql_dbg(ql_dbg_user, vha, 0x5040, |
cfb0919c | 1123 | "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
9a069e19 | 1124 | "error subcode 1=0x%x error subcode 2=0x%x.\n", |
cfb0919c | 1125 | type, sp->handle, comp_status, |
7c3df132 SK |
1126 | le16_to_cpu(((struct els_sts_entry_24xx *) |
1127 | pkt)->error_subcode_1), | |
1128 | le16_to_cpu(((struct els_sts_entry_24xx *) | |
1129 | pkt)->error_subcode_2)); | |
9ba56b95 | 1130 | res = DID_ERROR << 16; |
9a069e19 GM |
1131 | bsg_job->reply->reply_payload_rcv_len = 0; |
1132 | fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); | |
1133 | memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); | |
1134 | } | |
37fed3ee | 1135 | ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056, |
7c3df132 | 1136 | (uint8_t *)pkt, sizeof(*pkt)); |
9a069e19 GM |
1137 | } |
1138 | else { | |
9ba56b95 | 1139 | res = DID_OK << 16; |
9a069e19 GM |
1140 | bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len; |
1141 | bsg_job->reply_len = 0; | |
1142 | } | |
1143 | ||
9ba56b95 | 1144 | sp->done(vha, sp, res); |
9a069e19 GM |
1145 | } |
1146 | ||
ac280b67 AV |
1147 | static void |
1148 | qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1149 | struct logio_entry_24xx *logio) | |
1150 | { | |
1151 | const char func[] = "LOGIO-IOCB"; | |
1152 | const char *type; | |
ac280b67 AV |
1153 | fc_port_t *fcport; |
1154 | srb_t *sp; | |
4916392b | 1155 | struct srb_iocb *lio; |
99b0bec7 | 1156 | uint16_t *data; |
ac280b67 AV |
1157 | uint32_t iop[2]; |
1158 | ||
1159 | sp = qla2x00_get_sp_from_handle(vha, func, req, logio); | |
1160 | if (!sp) | |
1161 | return; | |
1162 | ||
9ba56b95 GM |
1163 | lio = &sp->u.iocb_cmd; |
1164 | type = sp->name; | |
ac280b67 | 1165 | fcport = sp->fcport; |
4916392b | 1166 | data = lio->u.logio.data; |
ac280b67 | 1167 | |
5ff1d584 | 1168 | data[0] = MBS_COMMAND_ERROR; |
4916392b | 1169 | data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
5ff1d584 | 1170 | QLA_LOGIO_LOGIN_RETRIED : 0; |
ac280b67 | 1171 | if (logio->entry_status) { |
5e19ed90 | 1172 | ql_log(ql_log_warn, fcport->vha, 0x5034, |
cfb0919c | 1173 | "Async-%s error entry - hdl=%x" |
d3fa9e7d | 1174 | "portid=%02x%02x%02x entry-status=%x.\n", |
cfb0919c CD |
1175 | type, sp->handle, fcport->d_id.b.domain, |
1176 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
1177 | logio->entry_status); | |
1178 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x504d, | |
7c3df132 | 1179 | (uint8_t *)logio, sizeof(*logio)); |
ac280b67 | 1180 | |
99b0bec7 | 1181 | goto logio_done; |
ac280b67 AV |
1182 | } |
1183 | ||
1184 | if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) { | |
5e19ed90 | 1185 | ql_dbg(ql_dbg_async, fcport->vha, 0x5036, |
cfb0919c CD |
1186 | "Async-%s complete - hdl=%x portid=%02x%02x%02x " |
1187 | "iop0=%x.\n", type, sp->handle, fcport->d_id.b.domain, | |
1188 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
7c3df132 | 1189 | le32_to_cpu(logio->io_parameter[0])); |
ac280b67 AV |
1190 | |
1191 | data[0] = MBS_COMMAND_COMPLETE; | |
9ba56b95 | 1192 | if (sp->type != SRB_LOGIN_CMD) |
99b0bec7 | 1193 | goto logio_done; |
ac280b67 AV |
1194 | |
1195 | iop[0] = le32_to_cpu(logio->io_parameter[0]); | |
1196 | if (iop[0] & BIT_4) { | |
1197 | fcport->port_type = FCT_TARGET; | |
1198 | if (iop[0] & BIT_8) | |
8474f3a0 | 1199 | fcport->flags |= FCF_FCP2_DEVICE; |
b0cd579c | 1200 | } else if (iop[0] & BIT_5) |
ac280b67 | 1201 | fcport->port_type = FCT_INITIATOR; |
b0cd579c | 1202 | |
2d70c103 NB |
1203 | if (iop[0] & BIT_7) |
1204 | fcport->flags |= FCF_CONF_COMP_SUPPORTED; | |
1205 | ||
ac280b67 AV |
1206 | if (logio->io_parameter[7] || logio->io_parameter[8]) |
1207 | fcport->supported_classes |= FC_COS_CLASS2; | |
1208 | if (logio->io_parameter[9] || logio->io_parameter[10]) | |
1209 | fcport->supported_classes |= FC_COS_CLASS3; | |
1210 | ||
99b0bec7 | 1211 | goto logio_done; |
ac280b67 AV |
1212 | } |
1213 | ||
1214 | iop[0] = le32_to_cpu(logio->io_parameter[0]); | |
1215 | iop[1] = le32_to_cpu(logio->io_parameter[1]); | |
1216 | switch (iop[0]) { | |
1217 | case LSC_SCODE_PORTID_USED: | |
1218 | data[0] = MBS_PORT_ID_USED; | |
1219 | data[1] = LSW(iop[1]); | |
1220 | break; | |
1221 | case LSC_SCODE_NPORT_USED: | |
1222 | data[0] = MBS_LOOP_ID_USED; | |
1223 | break; | |
ac280b67 AV |
1224 | default: |
1225 | data[0] = MBS_COMMAND_ERROR; | |
ac280b67 AV |
1226 | break; |
1227 | } | |
1228 | ||
5e19ed90 | 1229 | ql_dbg(ql_dbg_async, fcport->vha, 0x5037, |
cfb0919c CD |
1230 | "Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x " |
1231 | "iop0=%x iop1=%x.\n", type, sp->handle, fcport->d_id.b.domain, | |
d3fa9e7d | 1232 | fcport->d_id.b.area, fcport->d_id.b.al_pa, |
ac280b67 AV |
1233 | le16_to_cpu(logio->comp_status), |
1234 | le32_to_cpu(logio->io_parameter[0]), | |
7c3df132 | 1235 | le32_to_cpu(logio->io_parameter[1])); |
ac280b67 | 1236 | |
99b0bec7 | 1237 | logio_done: |
9ba56b95 | 1238 | sp->done(vha, sp, 0); |
ac280b67 AV |
1239 | } |
1240 | ||
3822263e MI |
1241 | static void |
1242 | qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1243 | struct tsk_mgmt_entry *tsk) | |
1244 | { | |
1245 | const char func[] = "TMF-IOCB"; | |
1246 | const char *type; | |
1247 | fc_port_t *fcport; | |
1248 | srb_t *sp; | |
1249 | struct srb_iocb *iocb; | |
3822263e MI |
1250 | struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk; |
1251 | int error = 1; | |
1252 | ||
1253 | sp = qla2x00_get_sp_from_handle(vha, func, req, tsk); | |
1254 | if (!sp) | |
1255 | return; | |
1256 | ||
9ba56b95 GM |
1257 | iocb = &sp->u.iocb_cmd; |
1258 | type = sp->name; | |
3822263e MI |
1259 | fcport = sp->fcport; |
1260 | ||
1261 | if (sts->entry_status) { | |
5e19ed90 | 1262 | ql_log(ql_log_warn, fcport->vha, 0x5038, |
cfb0919c CD |
1263 | "Async-%s error - hdl=%x entry-status(%x).\n", |
1264 | type, sp->handle, sts->entry_status); | |
3822263e | 1265 | } else if (sts->comp_status != __constant_cpu_to_le16(CS_COMPLETE)) { |
5e19ed90 | 1266 | ql_log(ql_log_warn, fcport->vha, 0x5039, |
cfb0919c CD |
1267 | "Async-%s error - hdl=%x completion status(%x).\n", |
1268 | type, sp->handle, sts->comp_status); | |
3822263e MI |
1269 | } else if (!(le16_to_cpu(sts->scsi_status) & |
1270 | SS_RESPONSE_INFO_LEN_VALID)) { | |
5e19ed90 | 1271 | ql_log(ql_log_warn, fcport->vha, 0x503a, |
cfb0919c CD |
1272 | "Async-%s error - hdl=%x no response info(%x).\n", |
1273 | type, sp->handle, sts->scsi_status); | |
3822263e | 1274 | } else if (le32_to_cpu(sts->rsp_data_len) < 4) { |
5e19ed90 | 1275 | ql_log(ql_log_warn, fcport->vha, 0x503b, |
cfb0919c CD |
1276 | "Async-%s error - hdl=%x not enough response(%d).\n", |
1277 | type, sp->handle, sts->rsp_data_len); | |
3822263e | 1278 | } else if (sts->data[3]) { |
5e19ed90 | 1279 | ql_log(ql_log_warn, fcport->vha, 0x503c, |
cfb0919c CD |
1280 | "Async-%s error - hdl=%x response(%x).\n", |
1281 | type, sp->handle, sts->data[3]); | |
3822263e MI |
1282 | } else { |
1283 | error = 0; | |
1284 | } | |
1285 | ||
1286 | if (error) { | |
1287 | iocb->u.tmf.data = error; | |
7c3df132 SK |
1288 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5055, |
1289 | (uint8_t *)sts, sizeof(*sts)); | |
3822263e MI |
1290 | } |
1291 | ||
9ba56b95 | 1292 | sp->done(vha, sp, 0); |
3822263e MI |
1293 | } |
1294 | ||
1da177e4 LT |
1295 | /** |
1296 | * qla2x00_process_response_queue() - Process response queue entries. | |
1297 | * @ha: SCSI driver HA context | |
1298 | */ | |
1299 | void | |
73208dfd | 1300 | qla2x00_process_response_queue(struct rsp_que *rsp) |
1da177e4 | 1301 | { |
73208dfd AC |
1302 | struct scsi_qla_host *vha; |
1303 | struct qla_hw_data *ha = rsp->hw; | |
3d71644c | 1304 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
1305 | sts_entry_t *pkt; |
1306 | uint16_t handle_cnt; | |
1307 | uint16_t cnt; | |
73208dfd | 1308 | |
2afa19a9 | 1309 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1310 | |
e315cd28 | 1311 | if (!vha->flags.online) |
1da177e4 LT |
1312 | return; |
1313 | ||
e315cd28 AC |
1314 | while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { |
1315 | pkt = (sts_entry_t *)rsp->ring_ptr; | |
1da177e4 | 1316 | |
e315cd28 AC |
1317 | rsp->ring_index++; |
1318 | if (rsp->ring_index == rsp->length) { | |
1319 | rsp->ring_index = 0; | |
1320 | rsp->ring_ptr = rsp->ring; | |
1da177e4 | 1321 | } else { |
e315cd28 | 1322 | rsp->ring_ptr++; |
1da177e4 LT |
1323 | } |
1324 | ||
1325 | if (pkt->entry_status != 0) { | |
73208dfd | 1326 | qla2x00_error_entry(vha, rsp, pkt); |
1da177e4 LT |
1327 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; |
1328 | wmb(); | |
1329 | continue; | |
1330 | } | |
1331 | ||
1332 | switch (pkt->entry_type) { | |
1333 | case STATUS_TYPE: | |
73208dfd | 1334 | qla2x00_status_entry(vha, rsp, pkt); |
1da177e4 LT |
1335 | break; |
1336 | case STATUS_TYPE_21: | |
1337 | handle_cnt = ((sts21_entry_t *)pkt)->handle_count; | |
1338 | for (cnt = 0; cnt < handle_cnt; cnt++) { | |
73208dfd | 1339 | qla2x00_process_completed_request(vha, rsp->req, |
1da177e4 LT |
1340 | ((sts21_entry_t *)pkt)->handle[cnt]); |
1341 | } | |
1342 | break; | |
1343 | case STATUS_TYPE_22: | |
1344 | handle_cnt = ((sts22_entry_t *)pkt)->handle_count; | |
1345 | for (cnt = 0; cnt < handle_cnt; cnt++) { | |
73208dfd | 1346 | qla2x00_process_completed_request(vha, rsp->req, |
1da177e4 LT |
1347 | ((sts22_entry_t *)pkt)->handle[cnt]); |
1348 | } | |
1349 | break; | |
1350 | case STATUS_CONT_TYPE: | |
2afa19a9 | 1351 | qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); |
1da177e4 | 1352 | break; |
ac280b67 AV |
1353 | case MBX_IOCB_TYPE: |
1354 | qla2x00_mbx_iocb_entry(vha, rsp->req, | |
1355 | (struct mbx_entry *)pkt); | |
3822263e | 1356 | break; |
9bc4f4fb HZ |
1357 | case CT_IOCB_TYPE: |
1358 | qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); | |
1359 | break; | |
1da177e4 LT |
1360 | default: |
1361 | /* Type Not Supported. */ | |
7c3df132 SK |
1362 | ql_log(ql_log_warn, vha, 0x504a, |
1363 | "Received unknown response pkt type %x " | |
1da177e4 | 1364 | "entry status=%x.\n", |
7c3df132 | 1365 | pkt->entry_type, pkt->entry_status); |
1da177e4 LT |
1366 | break; |
1367 | } | |
1368 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; | |
1369 | wmb(); | |
1370 | } | |
1371 | ||
1372 | /* Adjust ring index */ | |
e315cd28 | 1373 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), rsp->ring_index); |
1da177e4 LT |
1374 | } |
1375 | ||
4733fcb1 | 1376 | static inline void |
5544213b | 1377 | qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, |
9ba56b95 | 1378 | uint32_t sense_len, struct rsp_que *rsp, int res) |
4733fcb1 | 1379 | { |
7c3df132 | 1380 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 GM |
1381 | struct scsi_cmnd *cp = GET_CMD_SP(sp); |
1382 | uint32_t track_sense_len; | |
4733fcb1 AV |
1383 | |
1384 | if (sense_len >= SCSI_SENSE_BUFFERSIZE) | |
1385 | sense_len = SCSI_SENSE_BUFFERSIZE; | |
1386 | ||
9ba56b95 GM |
1387 | SET_CMD_SENSE_LEN(sp, sense_len); |
1388 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer); | |
1389 | track_sense_len = sense_len; | |
1390 | ||
1391 | if (sense_len > par_sense_len) | |
5544213b | 1392 | sense_len = par_sense_len; |
4733fcb1 AV |
1393 | |
1394 | memcpy(cp->sense_buffer, sense_data, sense_len); | |
1395 | ||
9ba56b95 GM |
1396 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len); |
1397 | track_sense_len -= sense_len; | |
1398 | SET_CMD_SENSE_LEN(sp, track_sense_len); | |
1399 | ||
1400 | if (track_sense_len != 0) { | |
2afa19a9 | 1401 | rsp->status_srb = sp; |
9ba56b95 GM |
1402 | cp->result = res; |
1403 | } | |
4733fcb1 | 1404 | |
cfb0919c CD |
1405 | if (sense_len) { |
1406 | ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c, | |
1407 | "Check condition Sense data, nexus%ld:%d:%d cmd=%p.\n", | |
1408 | sp->fcport->vha->host_no, cp->device->id, cp->device->lun, | |
1409 | cp); | |
7c3df132 SK |
1410 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302b, |
1411 | cp->sense_buffer, sense_len); | |
cfb0919c | 1412 | } |
4733fcb1 AV |
1413 | } |
1414 | ||
bad75002 AE |
1415 | struct scsi_dif_tuple { |
1416 | __be16 guard; /* Checksum */ | |
1417 | __be16 app_tag; /* APPL identifer */ | |
1418 | __be32 ref_tag; /* Target LBA or indirect LBA */ | |
1419 | }; | |
1420 | ||
1421 | /* | |
1422 | * Checks the guard or meta-data for the type of error | |
1423 | * detected by the HBA. In case of errors, we set the | |
1424 | * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST | |
1425 | * to indicate to the kernel that the HBA detected error. | |
1426 | */ | |
8cb2049c | 1427 | static inline int |
bad75002 AE |
1428 | qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24) |
1429 | { | |
7c3df132 | 1430 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 | 1431 | struct scsi_cmnd *cmd = GET_CMD_SP(sp); |
8cb2049c AE |
1432 | uint8_t *ap = &sts24->data[12]; |
1433 | uint8_t *ep = &sts24->data[20]; | |
bad75002 AE |
1434 | uint32_t e_ref_tag, a_ref_tag; |
1435 | uint16_t e_app_tag, a_app_tag; | |
1436 | uint16_t e_guard, a_guard; | |
1437 | ||
8cb2049c AE |
1438 | /* |
1439 | * swab32 of the "data" field in the beginning of qla2x00_status_entry() | |
1440 | * would make guard field appear at offset 2 | |
1441 | */ | |
1442 | a_guard = le16_to_cpu(*(uint16_t *)(ap + 2)); | |
1443 | a_app_tag = le16_to_cpu(*(uint16_t *)(ap + 0)); | |
1444 | a_ref_tag = le32_to_cpu(*(uint32_t *)(ap + 4)); | |
1445 | e_guard = le16_to_cpu(*(uint16_t *)(ep + 2)); | |
1446 | e_app_tag = le16_to_cpu(*(uint16_t *)(ep + 0)); | |
1447 | e_ref_tag = le32_to_cpu(*(uint32_t *)(ep + 4)); | |
bad75002 | 1448 | |
7c3df132 SK |
1449 | ql_dbg(ql_dbg_io, vha, 0x3023, |
1450 | "iocb(s) %p Returned STATUS.\n", sts24); | |
bad75002 | 1451 | |
7c3df132 SK |
1452 | ql_dbg(ql_dbg_io, vha, 0x3024, |
1453 | "DIF ERROR in cmd 0x%x lba 0x%llx act ref" | |
bad75002 | 1454 | " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app" |
7c3df132 | 1455 | " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n", |
bad75002 | 1456 | cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag, |
7c3df132 | 1457 | a_app_tag, e_app_tag, a_guard, e_guard); |
bad75002 | 1458 | |
8cb2049c AE |
1459 | /* |
1460 | * Ignore sector if: | |
1461 | * For type 3: ref & app tag is all 'f's | |
1462 | * For type 0,1,2: app tag is all 'f's | |
1463 | */ | |
1464 | if ((a_app_tag == 0xffff) && | |
1465 | ((scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3) || | |
1466 | (a_ref_tag == 0xffffffff))) { | |
1467 | uint32_t blocks_done, resid; | |
1468 | sector_t lba_s = scsi_get_lba(cmd); | |
1469 | ||
1470 | /* 2TB boundary case covered automatically with this */ | |
1471 | blocks_done = e_ref_tag - (uint32_t)lba_s + 1; | |
1472 | ||
1473 | resid = scsi_bufflen(cmd) - (blocks_done * | |
1474 | cmd->device->sector_size); | |
1475 | ||
1476 | scsi_set_resid(cmd, resid); | |
1477 | cmd->result = DID_OK << 16; | |
1478 | ||
1479 | /* Update protection tag */ | |
1480 | if (scsi_prot_sg_count(cmd)) { | |
1481 | uint32_t i, j = 0, k = 0, num_ent; | |
1482 | struct scatterlist *sg; | |
1483 | struct sd_dif_tuple *spt; | |
1484 | ||
1485 | /* Patch the corresponding protection tags */ | |
1486 | scsi_for_each_prot_sg(cmd, sg, | |
1487 | scsi_prot_sg_count(cmd), i) { | |
1488 | num_ent = sg_dma_len(sg) / 8; | |
1489 | if (k + num_ent < blocks_done) { | |
1490 | k += num_ent; | |
1491 | continue; | |
1492 | } | |
1493 | j = blocks_done - k - 1; | |
1494 | k = blocks_done; | |
1495 | break; | |
1496 | } | |
1497 | ||
1498 | if (k != blocks_done) { | |
cfb0919c | 1499 | ql_log(ql_log_warn, vha, 0x302f, |
8ec9c7fb RD |
1500 | "unexpected tag values tag:lba=%x:%llx)\n", |
1501 | e_ref_tag, (unsigned long long)lba_s); | |
8cb2049c AE |
1502 | return 1; |
1503 | } | |
1504 | ||
1505 | spt = page_address(sg_page(sg)) + sg->offset; | |
1506 | spt += j; | |
1507 | ||
1508 | spt->app_tag = 0xffff; | |
1509 | if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3) | |
1510 | spt->ref_tag = 0xffffffff; | |
1511 | } | |
1512 | ||
1513 | return 0; | |
1514 | } | |
1515 | ||
bad75002 AE |
1516 | /* check guard */ |
1517 | if (e_guard != a_guard) { | |
1518 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, | |
1519 | 0x10, 0x1); | |
1520 | set_driver_byte(cmd, DRIVER_SENSE); | |
1521 | set_host_byte(cmd, DID_ABORT); | |
1522 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1523 | return 1; |
bad75002 AE |
1524 | } |
1525 | ||
e02587d7 AE |
1526 | /* check ref tag */ |
1527 | if (e_ref_tag != a_ref_tag) { | |
bad75002 | 1528 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, |
e02587d7 | 1529 | 0x10, 0x3); |
bad75002 AE |
1530 | set_driver_byte(cmd, DRIVER_SENSE); |
1531 | set_host_byte(cmd, DID_ABORT); | |
1532 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1533 | return 1; |
bad75002 AE |
1534 | } |
1535 | ||
e02587d7 AE |
1536 | /* check appl tag */ |
1537 | if (e_app_tag != a_app_tag) { | |
bad75002 | 1538 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, |
e02587d7 | 1539 | 0x10, 0x2); |
bad75002 AE |
1540 | set_driver_byte(cmd, DRIVER_SENSE); |
1541 | set_host_byte(cmd, DID_ABORT); | |
1542 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1543 | return 1; |
bad75002 | 1544 | } |
e02587d7 | 1545 | |
8cb2049c | 1546 | return 1; |
bad75002 AE |
1547 | } |
1548 | ||
1da177e4 LT |
1549 | /** |
1550 | * qla2x00_status_entry() - Process a Status IOCB entry. | |
1551 | * @ha: SCSI driver HA context | |
1552 | * @pkt: Entry pointer | |
1553 | */ | |
1554 | static void | |
73208dfd | 1555 | qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) |
1da177e4 | 1556 | { |
1da177e4 | 1557 | srb_t *sp; |
1da177e4 LT |
1558 | fc_port_t *fcport; |
1559 | struct scsi_cmnd *cp; | |
9a853f71 AV |
1560 | sts_entry_t *sts; |
1561 | struct sts_entry_24xx *sts24; | |
1da177e4 LT |
1562 | uint16_t comp_status; |
1563 | uint16_t scsi_status; | |
b7d2280c | 1564 | uint16_t ox_id; |
1da177e4 LT |
1565 | uint8_t lscsi_status; |
1566 | int32_t resid; | |
5544213b AV |
1567 | uint32_t sense_len, par_sense_len, rsp_info_len, resid_len, |
1568 | fw_resid_len; | |
9a853f71 | 1569 | uint8_t *rsp_info, *sense_data; |
e315cd28 | 1570 | struct qla_hw_data *ha = vha->hw; |
2afa19a9 AC |
1571 | uint32_t handle; |
1572 | uint16_t que; | |
1573 | struct req_que *req; | |
b7d2280c | 1574 | int logit = 1; |
9ba56b95 | 1575 | int res = 0; |
9a853f71 AV |
1576 | |
1577 | sts = (sts_entry_t *) pkt; | |
1578 | sts24 = (struct sts_entry_24xx *) pkt; | |
e428924c | 1579 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 AV |
1580 | comp_status = le16_to_cpu(sts24->comp_status); |
1581 | scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK; | |
1582 | } else { | |
1583 | comp_status = le16_to_cpu(sts->comp_status); | |
1584 | scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK; | |
1585 | } | |
2afa19a9 AC |
1586 | handle = (uint32_t) LSW(sts->handle); |
1587 | que = MSW(sts->handle); | |
1588 | req = ha->req_q_map[que]; | |
a9083016 | 1589 | |
1da177e4 | 1590 | /* Fast path completion. */ |
9a853f71 | 1591 | if (comp_status == CS_COMPLETE && scsi_status == 0) { |
2afa19a9 | 1592 | qla2x00_process_completed_request(vha, req, handle); |
1da177e4 LT |
1593 | |
1594 | return; | |
1595 | } | |
1596 | ||
1597 | /* Validate handle. */ | |
2afa19a9 AC |
1598 | if (handle < MAX_OUTSTANDING_COMMANDS) { |
1599 | sp = req->outstanding_cmds[handle]; | |
1600 | req->outstanding_cmds[handle] = NULL; | |
1da177e4 LT |
1601 | } else |
1602 | sp = NULL; | |
1603 | ||
1604 | if (sp == NULL) { | |
cfb0919c | 1605 | ql_dbg(ql_dbg_io, vha, 0x3017, |
7c3df132 | 1606 | "Invalid status handle (0x%x).\n", sts->handle); |
1da177e4 | 1607 | |
8f7daead GM |
1608 | if (IS_QLA82XX(ha)) |
1609 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
1610 | else | |
1611 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
e315cd28 | 1612 | qla2xxx_wake_dpc(vha); |
1da177e4 LT |
1613 | return; |
1614 | } | |
9ba56b95 | 1615 | cp = GET_CMD_SP(sp); |
1da177e4 | 1616 | if (cp == NULL) { |
cfb0919c | 1617 | ql_dbg(ql_dbg_io, vha, 0x3018, |
7c3df132 SK |
1618 | "Command already returned (0x%x/%p).\n", |
1619 | sts->handle, sp); | |
1da177e4 LT |
1620 | |
1621 | return; | |
1622 | } | |
1623 | ||
9a853f71 | 1624 | lscsi_status = scsi_status & STATUS_MASK; |
1da177e4 | 1625 | |
bdf79621 | 1626 | fcport = sp->fcport; |
1da177e4 | 1627 | |
b7d2280c | 1628 | ox_id = 0; |
5544213b AV |
1629 | sense_len = par_sense_len = rsp_info_len = resid_len = |
1630 | fw_resid_len = 0; | |
e428924c | 1631 | if (IS_FWI2_CAPABLE(ha)) { |
0f00a206 LC |
1632 | if (scsi_status & SS_SENSE_LEN_VALID) |
1633 | sense_len = le32_to_cpu(sts24->sense_len); | |
1634 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) | |
1635 | rsp_info_len = le32_to_cpu(sts24->rsp_data_len); | |
1636 | if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) | |
1637 | resid_len = le32_to_cpu(sts24->rsp_residual_count); | |
1638 | if (comp_status == CS_DATA_UNDERRUN) | |
1639 | fw_resid_len = le32_to_cpu(sts24->residual_len); | |
9a853f71 AV |
1640 | rsp_info = sts24->data; |
1641 | sense_data = sts24->data; | |
1642 | host_to_fcp_swap(sts24->data, sizeof(sts24->data)); | |
b7d2280c | 1643 | ox_id = le16_to_cpu(sts24->ox_id); |
5544213b | 1644 | par_sense_len = sizeof(sts24->data); |
9a853f71 | 1645 | } else { |
0f00a206 LC |
1646 | if (scsi_status & SS_SENSE_LEN_VALID) |
1647 | sense_len = le16_to_cpu(sts->req_sense_length); | |
1648 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) | |
1649 | rsp_info_len = le16_to_cpu(sts->rsp_info_len); | |
9a853f71 AV |
1650 | resid_len = le32_to_cpu(sts->residual_length); |
1651 | rsp_info = sts->rsp_info; | |
1652 | sense_data = sts->req_sense_data; | |
5544213b | 1653 | par_sense_len = sizeof(sts->req_sense_data); |
9a853f71 AV |
1654 | } |
1655 | ||
1da177e4 LT |
1656 | /* Check for any FCP transport errors. */ |
1657 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) { | |
9a853f71 | 1658 | /* Sense data lies beyond any FCP RESPONSE data. */ |
5544213b | 1659 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 | 1660 | sense_data += rsp_info_len; |
5544213b AV |
1661 | par_sense_len -= rsp_info_len; |
1662 | } | |
9a853f71 | 1663 | if (rsp_info_len > 3 && rsp_info[3]) { |
5e19ed90 | 1664 | ql_dbg(ql_dbg_io, fcport->vha, 0x3019, |
7c3df132 SK |
1665 | "FCP I/O protocol failure (0x%x/0x%x).\n", |
1666 | rsp_info_len, rsp_info[3]); | |
1da177e4 | 1667 | |
9ba56b95 | 1668 | res = DID_BUS_BUSY << 16; |
b7d2280c | 1669 | goto out; |
1da177e4 LT |
1670 | } |
1671 | } | |
1672 | ||
3e8ce320 AV |
1673 | /* Check for overrun. */ |
1674 | if (IS_FWI2_CAPABLE(ha) && comp_status == CS_COMPLETE && | |
1675 | scsi_status & SS_RESIDUAL_OVER) | |
1676 | comp_status = CS_DATA_OVERRUN; | |
1677 | ||
1da177e4 LT |
1678 | /* |
1679 | * Based on Host and scsi status generate status code for Linux | |
1680 | */ | |
1681 | switch (comp_status) { | |
1682 | case CS_COMPLETE: | |
df7baa50 | 1683 | case CS_QUEUE_FULL: |
1da177e4 | 1684 | if (scsi_status == 0) { |
9ba56b95 | 1685 | res = DID_OK << 16; |
1da177e4 LT |
1686 | break; |
1687 | } | |
1688 | if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) { | |
9a853f71 | 1689 | resid = resid_len; |
385d70b4 | 1690 | scsi_set_resid(cp, resid); |
0da69df1 AV |
1691 | |
1692 | if (!lscsi_status && | |
385d70b4 | 1693 | ((unsigned)(scsi_bufflen(cp) - resid) < |
0da69df1 | 1694 | cp->underflow)) { |
5e19ed90 | 1695 | ql_dbg(ql_dbg_io, fcport->vha, 0x301a, |
7c3df132 | 1696 | "Mid-layer underflow " |
b7d2280c | 1697 | "detected (0x%x of 0x%x bytes).\n", |
7c3df132 | 1698 | resid, scsi_bufflen(cp)); |
0da69df1 | 1699 | |
9ba56b95 | 1700 | res = DID_ERROR << 16; |
0da69df1 AV |
1701 | break; |
1702 | } | |
1da177e4 | 1703 | } |
9ba56b95 | 1704 | res = DID_OK << 16 | lscsi_status; |
1da177e4 | 1705 | |
df7baa50 | 1706 | if (lscsi_status == SAM_STAT_TASK_SET_FULL) { |
5e19ed90 | 1707 | ql_dbg(ql_dbg_io, fcport->vha, 0x301b, |
7c3df132 | 1708 | "QUEUE FULL detected.\n"); |
df7baa50 AV |
1709 | break; |
1710 | } | |
b7d2280c | 1711 | logit = 0; |
1da177e4 LT |
1712 | if (lscsi_status != SS_CHECK_CONDITION) |
1713 | break; | |
1714 | ||
b80ca4f7 | 1715 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); |
1da177e4 LT |
1716 | if (!(scsi_status & SS_SENSE_LEN_VALID)) |
1717 | break; | |
1718 | ||
5544213b | 1719 | qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len, |
9ba56b95 | 1720 | rsp, res); |
1da177e4 LT |
1721 | break; |
1722 | ||
1723 | case CS_DATA_UNDERRUN: | |
ed17c71b | 1724 | /* Use F/W calculated residual length. */ |
0f00a206 LC |
1725 | resid = IS_FWI2_CAPABLE(ha) ? fw_resid_len : resid_len; |
1726 | scsi_set_resid(cp, resid); | |
1727 | if (scsi_status & SS_RESIDUAL_UNDER) { | |
1728 | if (IS_FWI2_CAPABLE(ha) && fw_resid_len != resid_len) { | |
5e19ed90 | 1729 | ql_dbg(ql_dbg_io, fcport->vha, 0x301d, |
7c3df132 SK |
1730 | "Dropped frame(s) detected " |
1731 | "(0x%x of 0x%x bytes).\n", | |
1732 | resid, scsi_bufflen(cp)); | |
0f00a206 | 1733 | |
9ba56b95 | 1734 | res = DID_ERROR << 16 | lscsi_status; |
4e85e3d9 | 1735 | goto check_scsi_status; |
6acf8190 | 1736 | } |
ed17c71b | 1737 | |
0f00a206 LC |
1738 | if (!lscsi_status && |
1739 | ((unsigned)(scsi_bufflen(cp) - resid) < | |
1740 | cp->underflow)) { | |
5e19ed90 | 1741 | ql_dbg(ql_dbg_io, fcport->vha, 0x301e, |
7c3df132 | 1742 | "Mid-layer underflow " |
b7d2280c | 1743 | "detected (0x%x of 0x%x bytes).\n", |
7c3df132 | 1744 | resid, scsi_bufflen(cp)); |
e038a1be | 1745 | |
9ba56b95 | 1746 | res = DID_ERROR << 16; |
0f00a206 LC |
1747 | break; |
1748 | } | |
4aee5766 GM |
1749 | } else if (lscsi_status != SAM_STAT_TASK_SET_FULL && |
1750 | lscsi_status != SAM_STAT_BUSY) { | |
1751 | /* | |
1752 | * scsi status of task set and busy are considered to be | |
1753 | * task not completed. | |
1754 | */ | |
1755 | ||
5e19ed90 | 1756 | ql_dbg(ql_dbg_io, fcport->vha, 0x301f, |
7c3df132 | 1757 | "Dropped frame(s) detected (0x%x " |
4aee5766 GM |
1758 | "of 0x%x bytes).\n", resid, |
1759 | scsi_bufflen(cp)); | |
0f00a206 | 1760 | |
9ba56b95 | 1761 | res = DID_ERROR << 16 | lscsi_status; |
0374f55e | 1762 | goto check_scsi_status; |
4aee5766 GM |
1763 | } else { |
1764 | ql_dbg(ql_dbg_io, fcport->vha, 0x3030, | |
1765 | "scsi_status: 0x%x, lscsi_status: 0x%x\n", | |
1766 | scsi_status, lscsi_status); | |
1da177e4 LT |
1767 | } |
1768 | ||
9ba56b95 | 1769 | res = DID_OK << 16 | lscsi_status; |
b7d2280c | 1770 | logit = 0; |
0f00a206 | 1771 | |
0374f55e | 1772 | check_scsi_status: |
1da177e4 | 1773 | /* |
fa2a1ce5 | 1774 | * Check to see if SCSI Status is non zero. If so report SCSI |
1da177e4 LT |
1775 | * Status. |
1776 | */ | |
1777 | if (lscsi_status != 0) { | |
ffec28a3 | 1778 | if (lscsi_status == SAM_STAT_TASK_SET_FULL) { |
5e19ed90 | 1779 | ql_dbg(ql_dbg_io, fcport->vha, 0x3020, |
7c3df132 | 1780 | "QUEUE FULL detected.\n"); |
b7d2280c | 1781 | logit = 1; |
ffec28a3 AV |
1782 | break; |
1783 | } | |
1da177e4 LT |
1784 | if (lscsi_status != SS_CHECK_CONDITION) |
1785 | break; | |
1786 | ||
b80ca4f7 | 1787 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); |
1da177e4 LT |
1788 | if (!(scsi_status & SS_SENSE_LEN_VALID)) |
1789 | break; | |
1790 | ||
5544213b | 1791 | qla2x00_handle_sense(sp, sense_data, par_sense_len, |
9ba56b95 | 1792 | sense_len, rsp, res); |
1da177e4 LT |
1793 | } |
1794 | break; | |
1795 | ||
1da177e4 LT |
1796 | case CS_PORT_LOGGED_OUT: |
1797 | case CS_PORT_CONFIG_CHG: | |
1798 | case CS_PORT_BUSY: | |
1799 | case CS_INCOMPLETE: | |
1800 | case CS_PORT_UNAVAILABLE: | |
b7d2280c | 1801 | case CS_TIMEOUT: |
ff454b01 CD |
1802 | case CS_RESET: |
1803 | ||
056a4483 MC |
1804 | /* |
1805 | * We are going to have the fc class block the rport | |
1806 | * while we try to recover so instruct the mid layer | |
1807 | * to requeue until the class decides how to handle this. | |
1808 | */ | |
9ba56b95 | 1809 | res = DID_TRANSPORT_DISRUPTED << 16; |
b7d2280c AV |
1810 | |
1811 | if (comp_status == CS_TIMEOUT) { | |
1812 | if (IS_FWI2_CAPABLE(ha)) | |
1813 | break; | |
1814 | else if ((le16_to_cpu(sts->status_flags) & | |
1815 | SF_LOGOUT_SENT) == 0) | |
1816 | break; | |
1817 | } | |
1818 | ||
5e19ed90 | 1819 | ql_dbg(ql_dbg_io, fcport->vha, 0x3021, |
7c3df132 SK |
1820 | "Port down status: port-state=0x%x.\n", |
1821 | atomic_read(&fcport->state)); | |
b7d2280c | 1822 | |
a7a28504 | 1823 | if (atomic_read(&fcport->state) == FCS_ONLINE) |
e315cd28 | 1824 | qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); |
1da177e4 LT |
1825 | break; |
1826 | ||
1da177e4 | 1827 | case CS_ABORTED: |
9ba56b95 | 1828 | res = DID_RESET << 16; |
1da177e4 | 1829 | break; |
bad75002 AE |
1830 | |
1831 | case CS_DIF_ERROR: | |
8cb2049c | 1832 | logit = qla2x00_handle_dif_error(sp, sts24); |
bad75002 | 1833 | break; |
1da177e4 | 1834 | default: |
9ba56b95 | 1835 | res = DID_ERROR << 16; |
1da177e4 LT |
1836 | break; |
1837 | } | |
1838 | ||
b7d2280c AV |
1839 | out: |
1840 | if (logit) | |
5e19ed90 | 1841 | ql_dbg(ql_dbg_io, fcport->vha, 0x3022, |
7c3df132 | 1842 | "FCP command status: 0x%x-0x%x (0x%x) " |
cfb0919c CD |
1843 | "nexus=%ld:%d:%d portid=%02x%02x%02x oxid=0x%x " |
1844 | "cdb=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x len=0x%x " | |
7c3df132 | 1845 | "rsp_info=0x%x resid=0x%x fw_resid=0x%x.\n", |
9ba56b95 | 1846 | comp_status, scsi_status, res, vha->host_no, |
cfb0919c CD |
1847 | cp->device->id, cp->device->lun, fcport->d_id.b.domain, |
1848 | fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id, | |
1849 | cp->cmnd[0], cp->cmnd[1], cp->cmnd[2], cp->cmnd[3], | |
1850 | cp->cmnd[4], cp->cmnd[5], cp->cmnd[6], cp->cmnd[7], | |
1851 | cp->cmnd[8], cp->cmnd[9], scsi_bufflen(cp), rsp_info_len, | |
7c3df132 | 1852 | resid_len, fw_resid_len); |
b7d2280c | 1853 | |
2afa19a9 | 1854 | if (rsp->status_srb == NULL) |
9ba56b95 | 1855 | sp->done(ha, sp, res); |
1da177e4 LT |
1856 | } |
1857 | ||
1858 | /** | |
1859 | * qla2x00_status_cont_entry() - Process a Status Continuations entry. | |
1860 | * @ha: SCSI driver HA context | |
1861 | * @pkt: Entry pointer | |
1862 | * | |
1863 | * Extended sense data. | |
1864 | */ | |
1865 | static void | |
2afa19a9 | 1866 | qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt) |
1da177e4 | 1867 | { |
9ba56b95 | 1868 | uint8_t sense_sz = 0; |
2afa19a9 | 1869 | struct qla_hw_data *ha = rsp->hw; |
7c3df132 | 1870 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
9ba56b95 | 1871 | srb_t *sp = rsp->status_srb; |
1da177e4 | 1872 | struct scsi_cmnd *cp; |
9ba56b95 GM |
1873 | uint32_t sense_len; |
1874 | uint8_t *sense_ptr; | |
1da177e4 | 1875 | |
9ba56b95 GM |
1876 | if (!sp || !GET_CMD_SENSE_LEN(sp)) |
1877 | return; | |
1da177e4 | 1878 | |
9ba56b95 GM |
1879 | sense_len = GET_CMD_SENSE_LEN(sp); |
1880 | sense_ptr = GET_CMD_SENSE_PTR(sp); | |
1da177e4 | 1881 | |
9ba56b95 GM |
1882 | cp = GET_CMD_SP(sp); |
1883 | if (cp == NULL) { | |
1884 | ql_log(ql_log_warn, vha, 0x3025, | |
1885 | "cmd is NULL: already returned to OS (sp=%p).\n", sp); | |
1da177e4 | 1886 | |
9ba56b95 GM |
1887 | rsp->status_srb = NULL; |
1888 | return; | |
1da177e4 | 1889 | } |
1da177e4 | 1890 | |
9ba56b95 GM |
1891 | if (sense_len > sizeof(pkt->data)) |
1892 | sense_sz = sizeof(pkt->data); | |
1893 | else | |
1894 | sense_sz = sense_len; | |
c4631191 | 1895 | |
9ba56b95 GM |
1896 | /* Move sense data. */ |
1897 | if (IS_FWI2_CAPABLE(ha)) | |
1898 | host_to_fcp_swap(pkt->data, sizeof(pkt->data)); | |
1899 | memcpy(sense_ptr, pkt->data, sense_sz); | |
1900 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c, | |
1901 | sense_ptr, sense_sz); | |
c4631191 | 1902 | |
9ba56b95 GM |
1903 | sense_len -= sense_sz; |
1904 | sense_ptr += sense_sz; | |
c4631191 | 1905 | |
9ba56b95 GM |
1906 | SET_CMD_SENSE_PTR(sp, sense_ptr); |
1907 | SET_CMD_SENSE_LEN(sp, sense_len); | |
1908 | ||
1909 | /* Place command on done queue. */ | |
1910 | if (sense_len == 0) { | |
1911 | rsp->status_srb = NULL; | |
1912 | sp->done(ha, sp, cp->result); | |
c4631191 | 1913 | } |
c4631191 GM |
1914 | } |
1915 | ||
1da177e4 LT |
1916 | /** |
1917 | * qla2x00_error_entry() - Process an error entry. | |
1918 | * @ha: SCSI driver HA context | |
1919 | * @pkt: Entry pointer | |
1920 | */ | |
1921 | static void | |
73208dfd | 1922 | qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt) |
1da177e4 LT |
1923 | { |
1924 | srb_t *sp; | |
e315cd28 | 1925 | struct qla_hw_data *ha = vha->hw; |
c4631191 | 1926 | const char func[] = "ERROR-IOCB"; |
2afa19a9 | 1927 | uint16_t que = MSW(pkt->handle); |
a6fe35c0 | 1928 | struct req_que *req = NULL; |
9ba56b95 | 1929 | int res = DID_ERROR << 16; |
7c3df132 | 1930 | |
9ba56b95 GM |
1931 | ql_dbg(ql_dbg_async, vha, 0x502a, |
1932 | "type of error status in response: 0x%x\n", pkt->entry_status); | |
1933 | ||
a6fe35c0 AE |
1934 | if (que >= ha->max_req_queues || !ha->req_q_map[que]) |
1935 | goto fatal; | |
1936 | ||
1937 | req = ha->req_q_map[que]; | |
1938 | ||
9ba56b95 GM |
1939 | if (pkt->entry_status & RF_BUSY) |
1940 | res = DID_BUS_BUSY << 16; | |
1da177e4 | 1941 | |
c4631191 | 1942 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); |
a6fe35c0 | 1943 | if (sp) { |
9ba56b95 | 1944 | sp->done(ha, sp, res); |
a6fe35c0 | 1945 | return; |
1da177e4 | 1946 | } |
a6fe35c0 AE |
1947 | fatal: |
1948 | ql_log(ql_log_warn, vha, 0x5030, | |
1949 | "Error entry - invalid handle/queue.\n"); | |
1950 | ||
1951 | if (IS_QLA82XX(ha)) | |
1952 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
1953 | else | |
1954 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1955 | qla2xxx_wake_dpc(vha); | |
1da177e4 LT |
1956 | } |
1957 | ||
9a853f71 AV |
1958 | /** |
1959 | * qla24xx_mbx_completion() - Process mailbox command completions. | |
1960 | * @ha: SCSI driver HA context | |
1961 | * @mb0: Mailbox0 register | |
1962 | */ | |
1963 | static void | |
e315cd28 | 1964 | qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
9a853f71 AV |
1965 | { |
1966 | uint16_t cnt; | |
4fa94f83 | 1967 | uint32_t mboxes; |
9a853f71 | 1968 | uint16_t __iomem *wptr; |
e315cd28 | 1969 | struct qla_hw_data *ha = vha->hw; |
9a853f71 AV |
1970 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; |
1971 | ||
4fa94f83 AV |
1972 | /* Read all mbox registers? */ |
1973 | mboxes = (1 << ha->mbx_count) - 1; | |
1974 | if (!ha->mcp) | |
1975 | ql_dbg(ql_dbg_async, vha, 0x504e, "MBX pointer ERRROR.\n"); | |
1976 | else | |
1977 | mboxes = ha->mcp->in_mb; | |
1978 | ||
9a853f71 AV |
1979 | /* Load return mailbox registers. */ |
1980 | ha->flags.mbox_int = 1; | |
1981 | ha->mailbox_out[0] = mb0; | |
4fa94f83 | 1982 | mboxes >>= 1; |
9a853f71 AV |
1983 | wptr = (uint16_t __iomem *)®->mailbox1; |
1984 | ||
1985 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
4fa94f83 AV |
1986 | if (mboxes & BIT_0) |
1987 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); | |
1988 | ||
1989 | mboxes >>= 1; | |
9a853f71 AV |
1990 | wptr++; |
1991 | } | |
9a853f71 AV |
1992 | } |
1993 | ||
1994 | /** | |
1995 | * qla24xx_process_response_queue() - Process response queue entries. | |
1996 | * @ha: SCSI driver HA context | |
1997 | */ | |
2afa19a9 AC |
1998 | void qla24xx_process_response_queue(struct scsi_qla_host *vha, |
1999 | struct rsp_que *rsp) | |
9a853f71 | 2000 | { |
9a853f71 | 2001 | struct sts_entry_24xx *pkt; |
a9083016 | 2002 | struct qla_hw_data *ha = vha->hw; |
9a853f71 | 2003 | |
e315cd28 | 2004 | if (!vha->flags.online) |
9a853f71 AV |
2005 | return; |
2006 | ||
e315cd28 AC |
2007 | while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { |
2008 | pkt = (struct sts_entry_24xx *)rsp->ring_ptr; | |
9a853f71 | 2009 | |
e315cd28 AC |
2010 | rsp->ring_index++; |
2011 | if (rsp->ring_index == rsp->length) { | |
2012 | rsp->ring_index = 0; | |
2013 | rsp->ring_ptr = rsp->ring; | |
9a853f71 | 2014 | } else { |
e315cd28 | 2015 | rsp->ring_ptr++; |
9a853f71 AV |
2016 | } |
2017 | ||
2018 | if (pkt->entry_status != 0) { | |
73208dfd | 2019 | qla2x00_error_entry(vha, rsp, (sts_entry_t *) pkt); |
2d70c103 NB |
2020 | |
2021 | (void)qlt_24xx_process_response_error(vha, pkt); | |
2022 | ||
9a853f71 AV |
2023 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; |
2024 | wmb(); | |
2025 | continue; | |
2026 | } | |
2027 | ||
2028 | switch (pkt->entry_type) { | |
2029 | case STATUS_TYPE: | |
73208dfd | 2030 | qla2x00_status_entry(vha, rsp, pkt); |
9a853f71 AV |
2031 | break; |
2032 | case STATUS_CONT_TYPE: | |
2afa19a9 | 2033 | qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); |
9a853f71 | 2034 | break; |
2c3dfe3f | 2035 | case VP_RPT_ID_IOCB_TYPE: |
e315cd28 | 2036 | qla24xx_report_id_acquisition(vha, |
2c3dfe3f SJ |
2037 | (struct vp_rpt_id_entry_24xx *)pkt); |
2038 | break; | |
ac280b67 AV |
2039 | case LOGINOUT_PORT_IOCB_TYPE: |
2040 | qla24xx_logio_entry(vha, rsp->req, | |
2041 | (struct logio_entry_24xx *)pkt); | |
2042 | break; | |
3822263e MI |
2043 | case TSK_MGMT_IOCB_TYPE: |
2044 | qla24xx_tm_iocb_entry(vha, rsp->req, | |
2045 | (struct tsk_mgmt_entry *)pkt); | |
2046 | break; | |
9a069e19 GM |
2047 | case CT_IOCB_TYPE: |
2048 | qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); | |
9a069e19 GM |
2049 | break; |
2050 | case ELS_IOCB_TYPE: | |
2051 | qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE); | |
2052 | break; | |
2d70c103 NB |
2053 | case ABTS_RECV_24XX: |
2054 | /* ensure that the ATIO queue is empty */ | |
2055 | qlt_24xx_process_atio_queue(vha); | |
2056 | case ABTS_RESP_24XX: | |
2057 | case CTIO_TYPE7: | |
2058 | case NOTIFY_ACK_TYPE: | |
2059 | qlt_response_pkt_all_vps(vha, (response_t *)pkt); | |
2060 | break; | |
54883291 SK |
2061 | case MARKER_TYPE: |
2062 | /* Do nothing in this case, this check is to prevent it | |
2063 | * from falling into default case | |
2064 | */ | |
2065 | break; | |
9a853f71 AV |
2066 | default: |
2067 | /* Type Not Supported. */ | |
7c3df132 SK |
2068 | ql_dbg(ql_dbg_async, vha, 0x5042, |
2069 | "Received unknown response pkt type %x " | |
9a853f71 | 2070 | "entry status=%x.\n", |
7c3df132 | 2071 | pkt->entry_type, pkt->entry_status); |
9a853f71 AV |
2072 | break; |
2073 | } | |
2074 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; | |
2075 | wmb(); | |
2076 | } | |
2077 | ||
2078 | /* Adjust ring index */ | |
a9083016 GM |
2079 | if (IS_QLA82XX(ha)) { |
2080 | struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; | |
2081 | WRT_REG_DWORD(®->rsp_q_out[0], rsp->ring_index); | |
2082 | } else | |
2083 | WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index); | |
9a853f71 AV |
2084 | } |
2085 | ||
05236a05 | 2086 | static void |
e315cd28 | 2087 | qla2xxx_check_risc_status(scsi_qla_host_t *vha) |
05236a05 AV |
2088 | { |
2089 | int rval; | |
2090 | uint32_t cnt; | |
e315cd28 | 2091 | struct qla_hw_data *ha = vha->hw; |
05236a05 AV |
2092 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; |
2093 | ||
6246b8a1 | 2094 | if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha)) |
05236a05 AV |
2095 | return; |
2096 | ||
2097 | rval = QLA_SUCCESS; | |
2098 | WRT_REG_DWORD(®->iobase_addr, 0x7C00); | |
2099 | RD_REG_DWORD(®->iobase_addr); | |
2100 | WRT_REG_DWORD(®->iobase_window, 0x0001); | |
2101 | for (cnt = 10000; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && | |
2102 | rval == QLA_SUCCESS; cnt--) { | |
2103 | if (cnt) { | |
2104 | WRT_REG_DWORD(®->iobase_window, 0x0001); | |
2105 | udelay(10); | |
2106 | } else | |
2107 | rval = QLA_FUNCTION_TIMEOUT; | |
2108 | } | |
2109 | if (rval == QLA_SUCCESS) | |
2110 | goto next_test; | |
2111 | ||
2112 | WRT_REG_DWORD(®->iobase_window, 0x0003); | |
2113 | for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && | |
2114 | rval == QLA_SUCCESS; cnt--) { | |
2115 | if (cnt) { | |
2116 | WRT_REG_DWORD(®->iobase_window, 0x0003); | |
2117 | udelay(10); | |
2118 | } else | |
2119 | rval = QLA_FUNCTION_TIMEOUT; | |
2120 | } | |
2121 | if (rval != QLA_SUCCESS) | |
2122 | goto done; | |
2123 | ||
2124 | next_test: | |
2125 | if (RD_REG_DWORD(®->iobase_c8) & BIT_3) | |
7c3df132 SK |
2126 | ql_log(ql_log_info, vha, 0x504c, |
2127 | "Additional code -- 0x55AA.\n"); | |
05236a05 AV |
2128 | |
2129 | done: | |
2130 | WRT_REG_DWORD(®->iobase_window, 0x0000); | |
2131 | RD_REG_DWORD(®->iobase_window); | |
2132 | } | |
2133 | ||
9a853f71 | 2134 | /** |
6246b8a1 | 2135 | * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx. |
9a853f71 AV |
2136 | * @irq: |
2137 | * @dev_id: SCSI driver HA context | |
9a853f71 AV |
2138 | * |
2139 | * Called by system whenever the host adapter generates an interrupt. | |
2140 | * | |
2141 | * Returns handled flag. | |
2142 | */ | |
2143 | irqreturn_t | |
7d12e780 | 2144 | qla24xx_intr_handler(int irq, void *dev_id) |
9a853f71 | 2145 | { |
e315cd28 AC |
2146 | scsi_qla_host_t *vha; |
2147 | struct qla_hw_data *ha; | |
9a853f71 AV |
2148 | struct device_reg_24xx __iomem *reg; |
2149 | int status; | |
9a853f71 AV |
2150 | unsigned long iter; |
2151 | uint32_t stat; | |
2152 | uint32_t hccr; | |
2153 | uint16_t mb[4]; | |
e315cd28 | 2154 | struct rsp_que *rsp; |
43fac4d9 | 2155 | unsigned long flags; |
9a853f71 | 2156 | |
e315cd28 AC |
2157 | rsp = (struct rsp_que *) dev_id; |
2158 | if (!rsp) { | |
3256b435 CD |
2159 | ql_log(ql_log_info, NULL, 0x5059, |
2160 | "%s: NULL response queue pointer.\n", __func__); | |
9a853f71 AV |
2161 | return IRQ_NONE; |
2162 | } | |
2163 | ||
e315cd28 | 2164 | ha = rsp->hw; |
9a853f71 AV |
2165 | reg = &ha->iobase->isp24; |
2166 | status = 0; | |
2167 | ||
85880801 AV |
2168 | if (unlikely(pci_channel_offline(ha->pdev))) |
2169 | return IRQ_HANDLED; | |
2170 | ||
43fac4d9 | 2171 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 2172 | vha = pci_get_drvdata(ha->pdev); |
9a853f71 AV |
2173 | for (iter = 50; iter--; ) { |
2174 | stat = RD_REG_DWORD(®->host_status); | |
2175 | if (stat & HSRX_RISC_PAUSED) { | |
85880801 | 2176 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
2177 | break; |
2178 | ||
9a853f71 AV |
2179 | hccr = RD_REG_DWORD(®->hccr); |
2180 | ||
7c3df132 SK |
2181 | ql_log(ql_log_warn, vha, 0x504b, |
2182 | "RISC paused -- HCCR=%x, Dumping firmware.\n", | |
2183 | hccr); | |
05236a05 | 2184 | |
e315cd28 | 2185 | qla2xxx_check_risc_status(vha); |
05236a05 | 2186 | |
e315cd28 AC |
2187 | ha->isp_ops->fw_dump(vha, 1); |
2188 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
9a853f71 AV |
2189 | break; |
2190 | } else if ((stat & HSRX_RISC_INT) == 0) | |
2191 | break; | |
2192 | ||
2193 | switch (stat & 0xff) { | |
2194 | case 0x1: | |
2195 | case 0x2: | |
2196 | case 0x10: | |
2197 | case 0x11: | |
e315cd28 | 2198 | qla24xx_mbx_completion(vha, MSW(stat)); |
9a853f71 AV |
2199 | status |= MBX_INTERRUPT; |
2200 | ||
2201 | break; | |
2202 | case 0x12: | |
2203 | mb[0] = MSW(stat); | |
2204 | mb[1] = RD_REG_WORD(®->mailbox1); | |
2205 | mb[2] = RD_REG_WORD(®->mailbox2); | |
2206 | mb[3] = RD_REG_WORD(®->mailbox3); | |
73208dfd | 2207 | qla2x00_async_event(vha, rsp, mb); |
9a853f71 AV |
2208 | break; |
2209 | case 0x13: | |
73208dfd | 2210 | case 0x14: |
2afa19a9 | 2211 | qla24xx_process_response_queue(vha, rsp); |
9a853f71 | 2212 | break; |
2d70c103 NB |
2213 | case 0x1C: /* ATIO queue updated */ |
2214 | qlt_24xx_process_atio_queue(vha); | |
2215 | break; | |
2216 | case 0x1D: /* ATIO and response queues updated */ | |
2217 | qlt_24xx_process_atio_queue(vha); | |
2218 | qla24xx_process_response_queue(vha, rsp); | |
2219 | break; | |
9a853f71 | 2220 | default: |
7c3df132 SK |
2221 | ql_dbg(ql_dbg_async, vha, 0x504f, |
2222 | "Unrecognized interrupt type (%d).\n", stat * 0xff); | |
9a853f71 AV |
2223 | break; |
2224 | } | |
2225 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); | |
2226 | RD_REG_DWORD_RELAXED(®->hccr); | |
2227 | } | |
43fac4d9 | 2228 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
9a853f71 AV |
2229 | |
2230 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && | |
2231 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
9a853f71 | 2232 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 2233 | complete(&ha->mbx_intr_comp); |
9a853f71 AV |
2234 | } |
2235 | ||
2236 | return IRQ_HANDLED; | |
2237 | } | |
2238 | ||
a8488abe AV |
2239 | static irqreturn_t |
2240 | qla24xx_msix_rsp_q(int irq, void *dev_id) | |
2241 | { | |
e315cd28 AC |
2242 | struct qla_hw_data *ha; |
2243 | struct rsp_que *rsp; | |
a8488abe | 2244 | struct device_reg_24xx __iomem *reg; |
2afa19a9 | 2245 | struct scsi_qla_host *vha; |
0f19bc68 | 2246 | unsigned long flags; |
a8488abe | 2247 | |
e315cd28 AC |
2248 | rsp = (struct rsp_que *) dev_id; |
2249 | if (!rsp) { | |
3256b435 CD |
2250 | ql_log(ql_log_info, NULL, 0x505a, |
2251 | "%s: NULL response queue pointer.\n", __func__); | |
e315cd28 AC |
2252 | return IRQ_NONE; |
2253 | } | |
2254 | ha = rsp->hw; | |
a8488abe AV |
2255 | reg = &ha->iobase->isp24; |
2256 | ||
0f19bc68 | 2257 | spin_lock_irqsave(&ha->hardware_lock, flags); |
a8488abe | 2258 | |
a67093d4 | 2259 | vha = pci_get_drvdata(ha->pdev); |
2afa19a9 | 2260 | qla24xx_process_response_queue(vha, rsp); |
3155754a | 2261 | if (!ha->flags.disable_msix_handshake) { |
eb94114b AC |
2262 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); |
2263 | RD_REG_DWORD_RELAXED(®->hccr); | |
2264 | } | |
0f19bc68 | 2265 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
a8488abe AV |
2266 | |
2267 | return IRQ_HANDLED; | |
2268 | } | |
2269 | ||
68ca949c AC |
2270 | static irqreturn_t |
2271 | qla25xx_msix_rsp_q(int irq, void *dev_id) | |
2272 | { | |
2273 | struct qla_hw_data *ha; | |
2274 | struct rsp_que *rsp; | |
3155754a | 2275 | struct device_reg_24xx __iomem *reg; |
0f19bc68 | 2276 | unsigned long flags; |
68ca949c AC |
2277 | |
2278 | rsp = (struct rsp_que *) dev_id; | |
2279 | if (!rsp) { | |
3256b435 CD |
2280 | ql_log(ql_log_info, NULL, 0x505b, |
2281 | "%s: NULL response queue pointer.\n", __func__); | |
68ca949c AC |
2282 | return IRQ_NONE; |
2283 | } | |
2284 | ha = rsp->hw; | |
2285 | ||
3155754a | 2286 | /* Clear the interrupt, if enabled, for this response queue */ |
d424754c | 2287 | if (!ha->flags.disable_msix_handshake) { |
3155754a | 2288 | reg = &ha->iobase->isp24; |
0f19bc68 | 2289 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3155754a AC |
2290 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); |
2291 | RD_REG_DWORD_RELAXED(®->hccr); | |
0f19bc68 | 2292 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
3155754a | 2293 | } |
68ca949c AC |
2294 | queue_work_on((int) (rsp->id - 1), ha->wq, &rsp->q_work); |
2295 | ||
2296 | return IRQ_HANDLED; | |
2297 | } | |
2298 | ||
a8488abe AV |
2299 | static irqreturn_t |
2300 | qla24xx_msix_default(int irq, void *dev_id) | |
2301 | { | |
e315cd28 AC |
2302 | scsi_qla_host_t *vha; |
2303 | struct qla_hw_data *ha; | |
2304 | struct rsp_que *rsp; | |
a8488abe AV |
2305 | struct device_reg_24xx __iomem *reg; |
2306 | int status; | |
a8488abe AV |
2307 | uint32_t stat; |
2308 | uint32_t hccr; | |
2309 | uint16_t mb[4]; | |
0f19bc68 | 2310 | unsigned long flags; |
a8488abe | 2311 | |
e315cd28 AC |
2312 | rsp = (struct rsp_que *) dev_id; |
2313 | if (!rsp) { | |
3256b435 CD |
2314 | ql_log(ql_log_info, NULL, 0x505c, |
2315 | "%s: NULL response queue pointer.\n", __func__); | |
e315cd28 AC |
2316 | return IRQ_NONE; |
2317 | } | |
2318 | ha = rsp->hw; | |
a8488abe AV |
2319 | reg = &ha->iobase->isp24; |
2320 | status = 0; | |
2321 | ||
0f19bc68 | 2322 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 2323 | vha = pci_get_drvdata(ha->pdev); |
87f27015 | 2324 | do { |
a8488abe AV |
2325 | stat = RD_REG_DWORD(®->host_status); |
2326 | if (stat & HSRX_RISC_PAUSED) { | |
85880801 | 2327 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
2328 | break; |
2329 | ||
a8488abe AV |
2330 | hccr = RD_REG_DWORD(®->hccr); |
2331 | ||
7c3df132 SK |
2332 | ql_log(ql_log_info, vha, 0x5050, |
2333 | "RISC paused -- HCCR=%x, Dumping firmware.\n", | |
2334 | hccr); | |
05236a05 | 2335 | |
e315cd28 | 2336 | qla2xxx_check_risc_status(vha); |
05236a05 | 2337 | |
e315cd28 AC |
2338 | ha->isp_ops->fw_dump(vha, 1); |
2339 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
a8488abe AV |
2340 | break; |
2341 | } else if ((stat & HSRX_RISC_INT) == 0) | |
2342 | break; | |
2343 | ||
2344 | switch (stat & 0xff) { | |
2345 | case 0x1: | |
2346 | case 0x2: | |
2347 | case 0x10: | |
2348 | case 0x11: | |
e315cd28 | 2349 | qla24xx_mbx_completion(vha, MSW(stat)); |
a8488abe AV |
2350 | status |= MBX_INTERRUPT; |
2351 | ||
2352 | break; | |
2353 | case 0x12: | |
2354 | mb[0] = MSW(stat); | |
2355 | mb[1] = RD_REG_WORD(®->mailbox1); | |
2356 | mb[2] = RD_REG_WORD(®->mailbox2); | |
2357 | mb[3] = RD_REG_WORD(®->mailbox3); | |
73208dfd | 2358 | qla2x00_async_event(vha, rsp, mb); |
a8488abe AV |
2359 | break; |
2360 | case 0x13: | |
73208dfd | 2361 | case 0x14: |
2afa19a9 | 2362 | qla24xx_process_response_queue(vha, rsp); |
a8488abe | 2363 | break; |
2d70c103 NB |
2364 | case 0x1C: /* ATIO queue updated */ |
2365 | qlt_24xx_process_atio_queue(vha); | |
2366 | break; | |
2367 | case 0x1D: /* ATIO and response queues updated */ | |
2368 | qlt_24xx_process_atio_queue(vha); | |
2369 | qla24xx_process_response_queue(vha, rsp); | |
2370 | break; | |
a8488abe | 2371 | default: |
7c3df132 SK |
2372 | ql_dbg(ql_dbg_async, vha, 0x5051, |
2373 | "Unrecognized interrupt type (%d).\n", stat & 0xff); | |
a8488abe AV |
2374 | break; |
2375 | } | |
2376 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); | |
87f27015 | 2377 | } while (0); |
0f19bc68 | 2378 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
a8488abe AV |
2379 | |
2380 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && | |
2381 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
a8488abe | 2382 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 2383 | complete(&ha->mbx_intr_comp); |
a8488abe | 2384 | } |
a8488abe AV |
2385 | return IRQ_HANDLED; |
2386 | } | |
2387 | ||
2388 | /* Interrupt handling helpers. */ | |
2389 | ||
2390 | struct qla_init_msix_entry { | |
a8488abe | 2391 | const char *name; |
476834c2 | 2392 | irq_handler_t handler; |
a8488abe AV |
2393 | }; |
2394 | ||
68ca949c | 2395 | static struct qla_init_msix_entry msix_entries[3] = { |
2afa19a9 AC |
2396 | { "qla2xxx (default)", qla24xx_msix_default }, |
2397 | { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q }, | |
68ca949c | 2398 | { "qla2xxx (multiq)", qla25xx_msix_rsp_q }, |
a8488abe AV |
2399 | }; |
2400 | ||
a9083016 GM |
2401 | static struct qla_init_msix_entry qla82xx_msix_entries[2] = { |
2402 | { "qla2xxx (default)", qla82xx_msix_default }, | |
2403 | { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q }, | |
2404 | }; | |
2405 | ||
a8488abe | 2406 | static void |
e315cd28 | 2407 | qla24xx_disable_msix(struct qla_hw_data *ha) |
a8488abe AV |
2408 | { |
2409 | int i; | |
2410 | struct qla_msix_entry *qentry; | |
7c3df132 | 2411 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
a8488abe | 2412 | |
73208dfd AC |
2413 | for (i = 0; i < ha->msix_count; i++) { |
2414 | qentry = &ha->msix_entries[i]; | |
a8488abe | 2415 | if (qentry->have_irq) |
73208dfd | 2416 | free_irq(qentry->vector, qentry->rsp); |
a8488abe AV |
2417 | } |
2418 | pci_disable_msix(ha->pdev); | |
73208dfd AC |
2419 | kfree(ha->msix_entries); |
2420 | ha->msix_entries = NULL; | |
2421 | ha->flags.msix_enabled = 0; | |
7c3df132 SK |
2422 | ql_dbg(ql_dbg_init, vha, 0x0042, |
2423 | "Disabled the MSI.\n"); | |
a8488abe AV |
2424 | } |
2425 | ||
2426 | static int | |
73208dfd | 2427 | qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) |
a8488abe | 2428 | { |
ad038fa8 | 2429 | #define MIN_MSIX_COUNT 2 |
a8488abe | 2430 | int i, ret; |
73208dfd | 2431 | struct msix_entry *entries; |
a8488abe | 2432 | struct qla_msix_entry *qentry; |
7c3df132 | 2433 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
73208dfd AC |
2434 | |
2435 | entries = kzalloc(sizeof(struct msix_entry) * ha->msix_count, | |
a9083016 | 2436 | GFP_KERNEL); |
7c3df132 SK |
2437 | if (!entries) { |
2438 | ql_log(ql_log_warn, vha, 0x00bc, | |
2439 | "Failed to allocate memory for msix_entry.\n"); | |
73208dfd | 2440 | return -ENOMEM; |
7c3df132 | 2441 | } |
a8488abe | 2442 | |
73208dfd AC |
2443 | for (i = 0; i < ha->msix_count; i++) |
2444 | entries[i].entry = i; | |
a8488abe | 2445 | |
73208dfd | 2446 | ret = pci_enable_msix(ha->pdev, entries, ha->msix_count); |
a8488abe | 2447 | if (ret) { |
ad038fa8 LC |
2448 | if (ret < MIN_MSIX_COUNT) |
2449 | goto msix_failed; | |
2450 | ||
7c3df132 SK |
2451 | ql_log(ql_log_warn, vha, 0x00c6, |
2452 | "MSI-X: Failed to enable support " | |
2453 | "-- %d/%d\n Retry with %d vectors.\n", | |
2454 | ha->msix_count, ret, ret); | |
73208dfd AC |
2455 | ha->msix_count = ret; |
2456 | ret = pci_enable_msix(ha->pdev, entries, ha->msix_count); | |
2457 | if (ret) { | |
ad038fa8 | 2458 | msix_failed: |
7c3df132 SK |
2459 | ql_log(ql_log_fatal, vha, 0x00c7, |
2460 | "MSI-X: Failed to enable support, " | |
2461 | "giving up -- %d/%d.\n", | |
2462 | ha->msix_count, ret); | |
73208dfd AC |
2463 | goto msix_out; |
2464 | } | |
2afa19a9 | 2465 | ha->max_rsp_queues = ha->msix_count - 1; |
73208dfd AC |
2466 | } |
2467 | ha->msix_entries = kzalloc(sizeof(struct qla_msix_entry) * | |
2468 | ha->msix_count, GFP_KERNEL); | |
2469 | if (!ha->msix_entries) { | |
7c3df132 SK |
2470 | ql_log(ql_log_fatal, vha, 0x00c8, |
2471 | "Failed to allocate memory for ha->msix_entries.\n"); | |
73208dfd | 2472 | ret = -ENOMEM; |
a8488abe AV |
2473 | goto msix_out; |
2474 | } | |
2475 | ha->flags.msix_enabled = 1; | |
2476 | ||
73208dfd AC |
2477 | for (i = 0; i < ha->msix_count; i++) { |
2478 | qentry = &ha->msix_entries[i]; | |
2479 | qentry->vector = entries[i].vector; | |
2480 | qentry->entry = entries[i].entry; | |
a8488abe | 2481 | qentry->have_irq = 0; |
73208dfd | 2482 | qentry->rsp = NULL; |
a8488abe AV |
2483 | } |
2484 | ||
2afa19a9 AC |
2485 | /* Enable MSI-X vectors for the base queue */ |
2486 | for (i = 0; i < 2; i++) { | |
2487 | qentry = &ha->msix_entries[i]; | |
a9083016 GM |
2488 | if (IS_QLA82XX(ha)) { |
2489 | ret = request_irq(qentry->vector, | |
2490 | qla82xx_msix_entries[i].handler, | |
2491 | 0, qla82xx_msix_entries[i].name, rsp); | |
2492 | } else { | |
2493 | ret = request_irq(qentry->vector, | |
2494 | msix_entries[i].handler, | |
2495 | 0, msix_entries[i].name, rsp); | |
2496 | } | |
2afa19a9 | 2497 | if (ret) { |
7c3df132 SK |
2498 | ql_log(ql_log_fatal, vha, 0x00cb, |
2499 | "MSI-X: unable to register handler -- %x/%d.\n", | |
2500 | qentry->vector, ret); | |
2afa19a9 AC |
2501 | qla24xx_disable_msix(ha); |
2502 | ha->mqenable = 0; | |
2503 | goto msix_out; | |
2504 | } | |
2505 | qentry->have_irq = 1; | |
2506 | qentry->rsp = rsp; | |
2507 | rsp->msix = qentry; | |
73208dfd | 2508 | } |
73208dfd AC |
2509 | |
2510 | /* Enable MSI-X vector for response queue update for queue 0 */ | |
6246b8a1 GM |
2511 | if (IS_QLA83XX(ha)) { |
2512 | if (ha->msixbase && ha->mqiobase && | |
2513 | (ha->max_rsp_queues > 1 || ha->max_req_queues > 1)) | |
2514 | ha->mqenable = 1; | |
2515 | } else | |
2516 | if (ha->mqiobase | |
2517 | && (ha->max_rsp_queues > 1 || ha->max_req_queues > 1)) | |
2518 | ha->mqenable = 1; | |
7c3df132 SK |
2519 | ql_dbg(ql_dbg_multiq, vha, 0xc005, |
2520 | "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n", | |
2521 | ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues); | |
2522 | ql_dbg(ql_dbg_init, vha, 0x0055, | |
2523 | "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n", | |
2524 | ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues); | |
73208dfd | 2525 | |
a8488abe | 2526 | msix_out: |
73208dfd | 2527 | kfree(entries); |
a8488abe AV |
2528 | return ret; |
2529 | } | |
2530 | ||
2531 | int | |
73208dfd | 2532 | qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp) |
a8488abe AV |
2533 | { |
2534 | int ret; | |
963b0fdd | 2535 | device_reg_t __iomem *reg = ha->iobase; |
7c3df132 | 2536 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
a8488abe AV |
2537 | |
2538 | /* If possible, enable MSI-X. */ | |
6246b8a1 GM |
2539 | if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) && |
2540 | !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha)) | |
6377a7ae BH |
2541 | goto skip_msi; |
2542 | ||
2543 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
2544 | (ha->pdev->subsystem_device == 0x7040 || | |
2545 | ha->pdev->subsystem_device == 0x7041 || | |
2546 | ha->pdev->subsystem_device == 0x1705)) { | |
7c3df132 SK |
2547 | ql_log(ql_log_warn, vha, 0x0034, |
2548 | "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n", | |
6377a7ae | 2549 | ha->pdev->subsystem_vendor, |
7c3df132 | 2550 | ha->pdev->subsystem_device); |
6377a7ae BH |
2551 | goto skip_msi; |
2552 | } | |
a8488abe | 2553 | |
42cd4f5d | 2554 | if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) { |
7c3df132 SK |
2555 | ql_log(ql_log_warn, vha, 0x0035, |
2556 | "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n", | |
42cd4f5d | 2557 | ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX); |
a8488abe AV |
2558 | goto skip_msix; |
2559 | } | |
2560 | ||
73208dfd | 2561 | ret = qla24xx_enable_msix(ha, rsp); |
a8488abe | 2562 | if (!ret) { |
7c3df132 SK |
2563 | ql_dbg(ql_dbg_init, vha, 0x0036, |
2564 | "MSI-X: Enabled (0x%X, 0x%X).\n", | |
2565 | ha->chip_revision, ha->fw_attributes); | |
963b0fdd | 2566 | goto clear_risc_ints; |
a8488abe | 2567 | } |
7c3df132 SK |
2568 | ql_log(ql_log_info, vha, 0x0037, |
2569 | "MSI-X Falling back-to MSI mode -%d.\n", ret); | |
a8488abe | 2570 | skip_msix: |
cbedb601 | 2571 | |
3a03eb79 AV |
2572 | if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) && |
2573 | !IS_QLA8001(ha)) | |
cbedb601 AV |
2574 | goto skip_msi; |
2575 | ||
2576 | ret = pci_enable_msi(ha->pdev); | |
2577 | if (!ret) { | |
7c3df132 SK |
2578 | ql_dbg(ql_dbg_init, vha, 0x0038, |
2579 | "MSI: Enabled.\n"); | |
cbedb601 | 2580 | ha->flags.msi_enabled = 1; |
a9083016 | 2581 | } else |
7c3df132 SK |
2582 | ql_log(ql_log_warn, vha, 0x0039, |
2583 | "MSI-X; Falling back-to INTa mode -- %d.\n", ret); | |
cbedb601 AV |
2584 | skip_msi: |
2585 | ||
fd34f556 | 2586 | ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler, |
7992abfc MH |
2587 | ha->flags.msi_enabled ? 0 : IRQF_SHARED, |
2588 | QLA2XXX_DRIVER_NAME, rsp); | |
963b0fdd | 2589 | if (ret) { |
7c3df132 | 2590 | ql_log(ql_log_warn, vha, 0x003a, |
a8488abe AV |
2591 | "Failed to reserve interrupt %d already in use.\n", |
2592 | ha->pdev->irq); | |
963b0fdd AV |
2593 | goto fail; |
2594 | } | |
7992abfc | 2595 | |
963b0fdd AV |
2596 | clear_risc_ints: |
2597 | ||
3a03eb79 AV |
2598 | /* |
2599 | * FIXME: Noted that 8014s were being dropped during NK testing. | |
2600 | * Timing deltas during MSI-X/INTa transitions? | |
2601 | */ | |
6246b8a1 | 2602 | if (IS_QLA81XX(ha) || IS_QLA82XX(ha) || IS_QLA83XX(ha)) |
3a03eb79 | 2603 | goto fail; |
c6952483 | 2604 | spin_lock_irq(&ha->hardware_lock); |
963b0fdd AV |
2605 | if (IS_FWI2_CAPABLE(ha)) { |
2606 | WRT_REG_DWORD(®->isp24.hccr, HCCRX_CLR_HOST_INT); | |
2607 | WRT_REG_DWORD(®->isp24.hccr, HCCRX_CLR_RISC_INT); | |
2608 | } else { | |
2609 | WRT_REG_WORD(®->isp.semaphore, 0); | |
2610 | WRT_REG_WORD(®->isp.hccr, HCCR_CLR_RISC_INT); | |
2611 | WRT_REG_WORD(®->isp.hccr, HCCR_CLR_HOST_INT); | |
a8488abe | 2612 | } |
c6952483 | 2613 | spin_unlock_irq(&ha->hardware_lock); |
a8488abe | 2614 | |
963b0fdd | 2615 | fail: |
a8488abe AV |
2616 | return ret; |
2617 | } | |
2618 | ||
2619 | void | |
e315cd28 | 2620 | qla2x00_free_irqs(scsi_qla_host_t *vha) |
a8488abe | 2621 | { |
e315cd28 | 2622 | struct qla_hw_data *ha = vha->hw; |
9a347ff4 CD |
2623 | struct rsp_que *rsp; |
2624 | ||
2625 | /* | |
2626 | * We need to check that ha->rsp_q_map is valid in case we are called | |
2627 | * from a probe failure context. | |
2628 | */ | |
2629 | if (!ha->rsp_q_map || !ha->rsp_q_map[0]) | |
2630 | return; | |
2631 | rsp = ha->rsp_q_map[0]; | |
a8488abe AV |
2632 | |
2633 | if (ha->flags.msix_enabled) | |
2634 | qla24xx_disable_msix(ha); | |
90a86fc0 | 2635 | else if (ha->flags.msi_enabled) { |
e315cd28 | 2636 | free_irq(ha->pdev->irq, rsp); |
cbedb601 | 2637 | pci_disable_msi(ha->pdev); |
90a86fc0 JC |
2638 | } else |
2639 | free_irq(ha->pdev->irq, rsp); | |
a8488abe | 2640 | } |
e315cd28 | 2641 | |
73208dfd AC |
2642 | |
2643 | int qla25xx_request_irq(struct rsp_que *rsp) | |
2644 | { | |
2645 | struct qla_hw_data *ha = rsp->hw; | |
2afa19a9 | 2646 | struct qla_init_msix_entry *intr = &msix_entries[2]; |
73208dfd | 2647 | struct qla_msix_entry *msix = rsp->msix; |
7c3df132 | 2648 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
73208dfd AC |
2649 | int ret; |
2650 | ||
2651 | ret = request_irq(msix->vector, intr->handler, 0, intr->name, rsp); | |
2652 | if (ret) { | |
7c3df132 SK |
2653 | ql_log(ql_log_fatal, vha, 0x00e6, |
2654 | "MSI-X: Unable to register handler -- %x/%d.\n", | |
2655 | msix->vector, ret); | |
73208dfd AC |
2656 | return ret; |
2657 | } | |
2658 | msix->have_irq = 1; | |
2659 | msix->rsp = rsp; | |
2660 | return ret; | |
2661 | } |