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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" | |
8 | ||
05236a05 | 9 | #include <linux/delay.h> |
5a0e3ad6 | 10 | #include <linux/slab.h> |
df7baa50 | 11 | #include <scsi/scsi_tcq.h> |
9a069e19 | 12 | #include <scsi/scsi_bsg_fc.h> |
bad75002 | 13 | #include <scsi/scsi_eh.h> |
df7baa50 | 14 | |
1da177e4 | 15 | static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t); |
73208dfd AC |
16 | static void qla2x00_process_completed_request(struct scsi_qla_host *, |
17 | struct req_que *, uint32_t); | |
18 | static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *); | |
2afa19a9 | 19 | static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *); |
73208dfd AC |
20 | static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *, |
21 | sts_entry_t *); | |
9a853f71 | 22 | |
1da177e4 LT |
23 | /** |
24 | * qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200. | |
25 | * @irq: | |
26 | * @dev_id: SCSI driver HA context | |
1da177e4 LT |
27 | * |
28 | * Called by system whenever the host adapter generates an interrupt. | |
29 | * | |
30 | * Returns handled flag. | |
31 | */ | |
32 | irqreturn_t | |
7d12e780 | 33 | qla2100_intr_handler(int irq, void *dev_id) |
1da177e4 | 34 | { |
e315cd28 AC |
35 | scsi_qla_host_t *vha; |
36 | struct qla_hw_data *ha; | |
3d71644c | 37 | struct device_reg_2xxx __iomem *reg; |
1da177e4 | 38 | int status; |
1da177e4 | 39 | unsigned long iter; |
14e660e6 | 40 | uint16_t hccr; |
9a853f71 | 41 | uint16_t mb[4]; |
e315cd28 | 42 | struct rsp_que *rsp; |
43fac4d9 | 43 | unsigned long flags; |
1da177e4 | 44 | |
e315cd28 AC |
45 | rsp = (struct rsp_que *) dev_id; |
46 | if (!rsp) { | |
3256b435 CD |
47 | ql_log(ql_log_info, NULL, 0x505d, |
48 | "%s: NULL response queue pointer.\n", __func__); | |
1da177e4 LT |
49 | return (IRQ_NONE); |
50 | } | |
51 | ||
e315cd28 | 52 | ha = rsp->hw; |
3d71644c | 53 | reg = &ha->iobase->isp; |
1da177e4 LT |
54 | status = 0; |
55 | ||
43fac4d9 | 56 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 57 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 58 | for (iter = 50; iter--; ) { |
14e660e6 SJ |
59 | hccr = RD_REG_WORD(®->hccr); |
60 | if (hccr & HCCR_RISC_PAUSE) { | |
61 | if (pci_channel_offline(ha->pdev)) | |
62 | break; | |
63 | ||
64 | /* | |
65 | * Issue a "HARD" reset in order for the RISC interrupt | |
a06a0f8e | 66 | * bit to be cleared. Schedule a big hammer to get |
14e660e6 SJ |
67 | * out of the RISC PAUSED state. |
68 | */ | |
69 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
70 | RD_REG_WORD(®->hccr); | |
71 | ||
e315cd28 AC |
72 | ha->isp_ops->fw_dump(vha, 1); |
73 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
14e660e6 SJ |
74 | break; |
75 | } else if ((RD_REG_WORD(®->istatus) & ISR_RISC_INT) == 0) | |
1da177e4 LT |
76 | break; |
77 | ||
78 | if (RD_REG_WORD(®->semaphore) & BIT_0) { | |
79 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
80 | RD_REG_WORD(®->hccr); | |
81 | ||
82 | /* Get mailbox data. */ | |
9a853f71 AV |
83 | mb[0] = RD_MAILBOX_REG(ha, reg, 0); |
84 | if (mb[0] > 0x3fff && mb[0] < 0x8000) { | |
e315cd28 | 85 | qla2x00_mbx_completion(vha, mb[0]); |
1da177e4 | 86 | status |= MBX_INTERRUPT; |
9a853f71 AV |
87 | } else if (mb[0] > 0x7fff && mb[0] < 0xc000) { |
88 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
89 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
90 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
73208dfd | 91 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
92 | } else { |
93 | /*EMPTY*/ | |
7c3df132 SK |
94 | ql_dbg(ql_dbg_async, vha, 0x5025, |
95 | "Unrecognized interrupt type (%d).\n", | |
96 | mb[0]); | |
1da177e4 LT |
97 | } |
98 | /* Release mailbox registers. */ | |
99 | WRT_REG_WORD(®->semaphore, 0); | |
100 | RD_REG_WORD(®->semaphore); | |
101 | } else { | |
73208dfd | 102 | qla2x00_process_response_queue(rsp); |
1da177e4 LT |
103 | |
104 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
105 | RD_REG_WORD(®->hccr); | |
106 | } | |
107 | } | |
43fac4d9 | 108 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 109 | |
1da177e4 LT |
110 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && |
111 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
1da177e4 | 112 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 113 | complete(&ha->mbx_intr_comp); |
1da177e4 LT |
114 | } |
115 | ||
1da177e4 LT |
116 | return (IRQ_HANDLED); |
117 | } | |
118 | ||
119 | /** | |
120 | * qla2300_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. | |
121 | * @irq: | |
122 | * @dev_id: SCSI driver HA context | |
1da177e4 LT |
123 | * |
124 | * Called by system whenever the host adapter generates an interrupt. | |
125 | * | |
126 | * Returns handled flag. | |
127 | */ | |
128 | irqreturn_t | |
7d12e780 | 129 | qla2300_intr_handler(int irq, void *dev_id) |
1da177e4 | 130 | { |
e315cd28 | 131 | scsi_qla_host_t *vha; |
3d71644c | 132 | struct device_reg_2xxx __iomem *reg; |
1da177e4 | 133 | int status; |
1da177e4 LT |
134 | unsigned long iter; |
135 | uint32_t stat; | |
1da177e4 | 136 | uint16_t hccr; |
9a853f71 | 137 | uint16_t mb[4]; |
e315cd28 AC |
138 | struct rsp_que *rsp; |
139 | struct qla_hw_data *ha; | |
43fac4d9 | 140 | unsigned long flags; |
1da177e4 | 141 | |
e315cd28 AC |
142 | rsp = (struct rsp_que *) dev_id; |
143 | if (!rsp) { | |
3256b435 CD |
144 | ql_log(ql_log_info, NULL, 0x5058, |
145 | "%s: NULL response queue pointer.\n", __func__); | |
1da177e4 LT |
146 | return (IRQ_NONE); |
147 | } | |
148 | ||
e315cd28 | 149 | ha = rsp->hw; |
3d71644c | 150 | reg = &ha->iobase->isp; |
1da177e4 LT |
151 | status = 0; |
152 | ||
43fac4d9 | 153 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 154 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 LT |
155 | for (iter = 50; iter--; ) { |
156 | stat = RD_REG_DWORD(®->u.isp2300.host_status); | |
157 | if (stat & HSR_RISC_PAUSED) { | |
85880801 | 158 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
159 | break; |
160 | ||
1da177e4 LT |
161 | hccr = RD_REG_WORD(®->hccr); |
162 | if (hccr & (BIT_15 | BIT_13 | BIT_11 | BIT_8)) | |
7c3df132 SK |
163 | ql_log(ql_log_warn, vha, 0x5026, |
164 | "Parity error -- HCCR=%x, Dumping " | |
165 | "firmware.\n", hccr); | |
1da177e4 | 166 | else |
7c3df132 SK |
167 | ql_log(ql_log_warn, vha, 0x5027, |
168 | "RISC paused -- HCCR=%x, Dumping " | |
169 | "firmware.\n", hccr); | |
1da177e4 LT |
170 | |
171 | /* | |
172 | * Issue a "HARD" reset in order for the RISC | |
173 | * interrupt bit to be cleared. Schedule a big | |
a06a0f8e | 174 | * hammer to get out of the RISC PAUSED state. |
1da177e4 LT |
175 | */ |
176 | WRT_REG_WORD(®->hccr, HCCR_RESET_RISC); | |
177 | RD_REG_WORD(®->hccr); | |
07f31805 | 178 | |
e315cd28 AC |
179 | ha->isp_ops->fw_dump(vha, 1); |
180 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
181 | break; |
182 | } else if ((stat & HSR_RISC_INT) == 0) | |
183 | break; | |
184 | ||
1da177e4 | 185 | switch (stat & 0xff) { |
1da177e4 LT |
186 | case 0x1: |
187 | case 0x2: | |
188 | case 0x10: | |
189 | case 0x11: | |
e315cd28 | 190 | qla2x00_mbx_completion(vha, MSW(stat)); |
1da177e4 LT |
191 | status |= MBX_INTERRUPT; |
192 | ||
193 | /* Release mailbox registers. */ | |
194 | WRT_REG_WORD(®->semaphore, 0); | |
195 | break; | |
196 | case 0x12: | |
9a853f71 AV |
197 | mb[0] = MSW(stat); |
198 | mb[1] = RD_MAILBOX_REG(ha, reg, 1); | |
199 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
200 | mb[3] = RD_MAILBOX_REG(ha, reg, 3); | |
73208dfd | 201 | qla2x00_async_event(vha, rsp, mb); |
9a853f71 AV |
202 | break; |
203 | case 0x13: | |
73208dfd | 204 | qla2x00_process_response_queue(rsp); |
1da177e4 LT |
205 | break; |
206 | case 0x15: | |
9a853f71 AV |
207 | mb[0] = MBA_CMPLT_1_16BIT; |
208 | mb[1] = MSW(stat); | |
73208dfd | 209 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
210 | break; |
211 | case 0x16: | |
9a853f71 AV |
212 | mb[0] = MBA_SCSI_COMPLETION; |
213 | mb[1] = MSW(stat); | |
214 | mb[2] = RD_MAILBOX_REG(ha, reg, 2); | |
73208dfd | 215 | qla2x00_async_event(vha, rsp, mb); |
1da177e4 LT |
216 | break; |
217 | default: | |
7c3df132 SK |
218 | ql_dbg(ql_dbg_async, vha, 0x5028, |
219 | "Unrecognized interrupt type (%d).\n", stat & 0xff); | |
1da177e4 LT |
220 | break; |
221 | } | |
222 | WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT); | |
223 | RD_REG_WORD_RELAXED(®->hccr); | |
224 | } | |
43fac4d9 | 225 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
1da177e4 | 226 | |
1da177e4 LT |
227 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && |
228 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
1da177e4 | 229 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 230 | complete(&ha->mbx_intr_comp); |
1da177e4 LT |
231 | } |
232 | ||
1da177e4 LT |
233 | return (IRQ_HANDLED); |
234 | } | |
235 | ||
236 | /** | |
237 | * qla2x00_mbx_completion() - Process mailbox command completions. | |
238 | * @ha: SCSI driver HA context | |
239 | * @mb0: Mailbox0 register | |
240 | */ | |
241 | static void | |
e315cd28 | 242 | qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
1da177e4 LT |
243 | { |
244 | uint16_t cnt; | |
4fa94f83 | 245 | uint32_t mboxes; |
1da177e4 | 246 | uint16_t __iomem *wptr; |
e315cd28 | 247 | struct qla_hw_data *ha = vha->hw; |
3d71644c | 248 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 | 249 | |
4fa94f83 AV |
250 | /* Read all mbox registers? */ |
251 | mboxes = (1 << ha->mbx_count) - 1; | |
252 | if (!ha->mcp) | |
253 | ql_dbg(ql_dbg_async, vha, 0x5001, "MBX pointer ERRROR.\n"); | |
254 | else | |
255 | mboxes = ha->mcp->in_mb; | |
256 | ||
1da177e4 LT |
257 | /* Load return mailbox registers. */ |
258 | ha->flags.mbox_int = 1; | |
259 | ha->mailbox_out[0] = mb0; | |
4fa94f83 | 260 | mboxes >>= 1; |
1da177e4 LT |
261 | wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 1); |
262 | ||
263 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
fa2a1ce5 | 264 | if (IS_QLA2200(ha) && cnt == 8) |
1da177e4 | 265 | wptr = (uint16_t __iomem *)MAILBOX_REG(ha, reg, 8); |
4fa94f83 | 266 | if ((cnt == 4 || cnt == 5) && (mboxes & BIT_0)) |
1da177e4 | 267 | ha->mailbox_out[cnt] = qla2x00_debounce_register(wptr); |
4fa94f83 | 268 | else if (mboxes & BIT_0) |
1da177e4 | 269 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); |
fa2a1ce5 | 270 | |
1da177e4 | 271 | wptr++; |
4fa94f83 | 272 | mboxes >>= 1; |
1da177e4 | 273 | } |
1da177e4 LT |
274 | } |
275 | ||
8a659571 AV |
276 | static void |
277 | qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr) | |
278 | { | |
279 | static char *event[] = | |
280 | { "Complete", "Request Notification", "Time Extension" }; | |
281 | int rval; | |
282 | struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24; | |
283 | uint16_t __iomem *wptr; | |
284 | uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS]; | |
285 | ||
286 | /* Seed data -- mailbox1 -> mailbox7. */ | |
287 | wptr = (uint16_t __iomem *)®24->mailbox1; | |
288 | for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++) | |
289 | mb[cnt] = RD_REG_WORD(wptr); | |
290 | ||
7c3df132 | 291 | ql_dbg(ql_dbg_async, vha, 0x5021, |
6246b8a1 | 292 | "Inter-Driver Communication %s -- " |
7c3df132 SK |
293 | "%04x %04x %04x %04x %04x %04x %04x.\n", |
294 | event[aen & 0xff], mb[0], mb[1], mb[2], mb[3], | |
295 | mb[4], mb[5], mb[6]); | |
8a659571 AV |
296 | |
297 | /* Acknowledgement needed? [Notify && non-zero timeout]. */ | |
298 | timeout = (descr >> 8) & 0xf; | |
299 | if (aen != MBA_IDC_NOTIFY || !timeout) | |
300 | return; | |
301 | ||
7c3df132 | 302 | ql_dbg(ql_dbg_async, vha, 0x5022, |
d8424f68 | 303 | "%lu Inter-Driver Communication %s -- ACK timeout=%d.\n", |
7c3df132 | 304 | vha->host_no, event[aen & 0xff], timeout); |
8a659571 AV |
305 | |
306 | rval = qla2x00_post_idc_ack_work(vha, mb); | |
307 | if (rval != QLA_SUCCESS) | |
7c3df132 | 308 | ql_log(ql_log_warn, vha, 0x5023, |
8a659571 AV |
309 | "IDC failed to post ACK.\n"); |
310 | } | |
311 | ||
daae62a3 CD |
312 | #define LS_UNKNOWN 2 |
313 | char * | |
314 | qla2x00_get_link_speed_str(struct qla_hw_data *ha) | |
315 | { | |
316 | static char *link_speeds[] = {"1", "2", "?", "4", "8", "16", "10"}; | |
317 | char *link_speed; | |
318 | int fw_speed = ha->link_data_rate; | |
319 | ||
320 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) | |
321 | link_speed = link_speeds[0]; | |
322 | else if (fw_speed == 0x13) | |
323 | link_speed = link_speeds[6]; | |
324 | else { | |
325 | link_speed = link_speeds[LS_UNKNOWN]; | |
326 | if (fw_speed < 6) | |
327 | link_speed = | |
328 | link_speeds[fw_speed]; | |
329 | } | |
330 | ||
331 | return link_speed; | |
332 | } | |
333 | ||
1da177e4 LT |
334 | /** |
335 | * qla2x00_async_event() - Process aynchronous events. | |
336 | * @ha: SCSI driver HA context | |
9a853f71 | 337 | * @mb: Mailbox registers (0 - 3) |
1da177e4 | 338 | */ |
2c3dfe3f | 339 | void |
73208dfd | 340 | qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb) |
1da177e4 | 341 | { |
1da177e4 | 342 | uint16_t handle_cnt; |
bdab23da | 343 | uint16_t cnt, mbx; |
1da177e4 | 344 | uint32_t handles[5]; |
e315cd28 | 345 | struct qla_hw_data *ha = vha->hw; |
3d71644c | 346 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
bdab23da | 347 | struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24; |
bc5c2aad | 348 | struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82; |
1da177e4 | 349 | uint32_t rscn_entry, host_pid; |
4d4df193 | 350 | unsigned long flags; |
1da177e4 LT |
351 | |
352 | /* Setup to process RIO completion. */ | |
353 | handle_cnt = 0; | |
6246b8a1 | 354 | if (IS_CNA_CAPABLE(ha)) |
3a03eb79 | 355 | goto skip_rio; |
1da177e4 LT |
356 | switch (mb[0]) { |
357 | case MBA_SCSI_COMPLETION: | |
9a853f71 | 358 | handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1])); |
1da177e4 LT |
359 | handle_cnt = 1; |
360 | break; | |
361 | case MBA_CMPLT_1_16BIT: | |
9a853f71 | 362 | handles[0] = mb[1]; |
1da177e4 LT |
363 | handle_cnt = 1; |
364 | mb[0] = MBA_SCSI_COMPLETION; | |
365 | break; | |
366 | case MBA_CMPLT_2_16BIT: | |
9a853f71 AV |
367 | handles[0] = mb[1]; |
368 | handles[1] = mb[2]; | |
1da177e4 LT |
369 | handle_cnt = 2; |
370 | mb[0] = MBA_SCSI_COMPLETION; | |
371 | break; | |
372 | case MBA_CMPLT_3_16BIT: | |
9a853f71 AV |
373 | handles[0] = mb[1]; |
374 | handles[1] = mb[2]; | |
375 | handles[2] = mb[3]; | |
1da177e4 LT |
376 | handle_cnt = 3; |
377 | mb[0] = MBA_SCSI_COMPLETION; | |
378 | break; | |
379 | case MBA_CMPLT_4_16BIT: | |
9a853f71 AV |
380 | handles[0] = mb[1]; |
381 | handles[1] = mb[2]; | |
382 | handles[2] = mb[3]; | |
1da177e4 LT |
383 | handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
384 | handle_cnt = 4; | |
385 | mb[0] = MBA_SCSI_COMPLETION; | |
386 | break; | |
387 | case MBA_CMPLT_5_16BIT: | |
9a853f71 AV |
388 | handles[0] = mb[1]; |
389 | handles[1] = mb[2]; | |
390 | handles[2] = mb[3]; | |
1da177e4 LT |
391 | handles[3] = (uint32_t)RD_MAILBOX_REG(ha, reg, 6); |
392 | handles[4] = (uint32_t)RD_MAILBOX_REG(ha, reg, 7); | |
393 | handle_cnt = 5; | |
394 | mb[0] = MBA_SCSI_COMPLETION; | |
395 | break; | |
396 | case MBA_CMPLT_2_32BIT: | |
9a853f71 | 397 | handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1])); |
1da177e4 LT |
398 | handles[1] = le32_to_cpu( |
399 | ((uint32_t)(RD_MAILBOX_REG(ha, reg, 7) << 16)) | | |
400 | RD_MAILBOX_REG(ha, reg, 6)); | |
401 | handle_cnt = 2; | |
402 | mb[0] = MBA_SCSI_COMPLETION; | |
403 | break; | |
404 | default: | |
405 | break; | |
406 | } | |
3a03eb79 | 407 | skip_rio: |
1da177e4 LT |
408 | switch (mb[0]) { |
409 | case MBA_SCSI_COMPLETION: /* Fast Post */ | |
e315cd28 | 410 | if (!vha->flags.online) |
1da177e4 LT |
411 | break; |
412 | ||
413 | for (cnt = 0; cnt < handle_cnt; cnt++) | |
73208dfd AC |
414 | qla2x00_process_completed_request(vha, rsp->req, |
415 | handles[cnt]); | |
1da177e4 LT |
416 | break; |
417 | ||
418 | case MBA_RESET: /* Reset */ | |
7c3df132 SK |
419 | ql_dbg(ql_dbg_async, vha, 0x5002, |
420 | "Asynchronous RESET.\n"); | |
1da177e4 | 421 | |
e315cd28 | 422 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
423 | break; |
424 | ||
425 | case MBA_SYSTEM_ERR: /* System Error */ | |
6246b8a1 GM |
426 | mbx = (IS_QLA81XX(ha) || IS_QLA83XX(ha)) ? |
427 | RD_REG_WORD(®24->mailbox7) : 0; | |
7c3df132 | 428 | ql_log(ql_log_warn, vha, 0x5003, |
bdab23da AV |
429 | "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh " |
430 | "mbx7=%xh.\n", mb[1], mb[2], mb[3], mbx); | |
1da177e4 | 431 | |
e315cd28 | 432 | ha->isp_ops->fw_dump(vha, 1); |
1da177e4 | 433 | |
e428924c | 434 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 | 435 | if (mb[1] == 0 && mb[2] == 0) { |
7c3df132 | 436 | ql_log(ql_log_fatal, vha, 0x5004, |
9a853f71 AV |
437 | "Unrecoverable Hardware Error: adapter " |
438 | "marked OFFLINE!\n"); | |
e315cd28 | 439 | vha->flags.online = 0; |
6246b8a1 | 440 | vha->device_flags |= DFLG_DEV_FAILED; |
b1d46989 | 441 | } else { |
25985edc | 442 | /* Check to see if MPI timeout occurred */ |
b1d46989 MI |
443 | if ((mbx & MBX_3) && (ha->flags.port0)) |
444 | set_bit(MPI_RESET_NEEDED, | |
445 | &vha->dpc_flags); | |
446 | ||
e315cd28 | 447 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
b1d46989 | 448 | } |
9a853f71 | 449 | } else if (mb[1] == 0) { |
7c3df132 | 450 | ql_log(ql_log_fatal, vha, 0x5005, |
1da177e4 LT |
451 | "Unrecoverable Hardware Error: adapter marked " |
452 | "OFFLINE!\n"); | |
e315cd28 | 453 | vha->flags.online = 0; |
6246b8a1 | 454 | vha->device_flags |= DFLG_DEV_FAILED; |
1da177e4 | 455 | } else |
e315cd28 | 456 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
457 | break; |
458 | ||
459 | case MBA_REQ_TRANSFER_ERR: /* Request Transfer Error */ | |
7c3df132 SK |
460 | ql_log(ql_log_warn, vha, 0x5006, |
461 | "ISP Request Transfer Error (%x).\n", mb[1]); | |
1da177e4 | 462 | |
e315cd28 | 463 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
464 | break; |
465 | ||
466 | case MBA_RSP_TRANSFER_ERR: /* Response Transfer Error */ | |
7c3df132 SK |
467 | ql_log(ql_log_warn, vha, 0x5007, |
468 | "ISP Response Transfer Error.\n"); | |
1da177e4 | 469 | |
e315cd28 | 470 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
471 | break; |
472 | ||
473 | case MBA_WAKEUP_THRES: /* Request Queue Wake-up */ | |
7c3df132 SK |
474 | ql_dbg(ql_dbg_async, vha, 0x5008, |
475 | "Asynchronous WAKEUP_THRES.\n"); | |
1da177e4 LT |
476 | break; |
477 | ||
478 | case MBA_LIP_OCCURRED: /* Loop Initialization Procedure */ | |
cfb0919c | 479 | ql_dbg(ql_dbg_async, vha, 0x5009, |
7c3df132 | 480 | "LIP occurred (%x).\n", mb[1]); |
1da177e4 | 481 | |
e315cd28 AC |
482 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
483 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
484 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
485 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
486 | } |
487 | ||
e315cd28 AC |
488 | if (vha->vp_idx) { |
489 | atomic_set(&vha->vp_state, VP_FAILED); | |
490 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
491 | } |
492 | ||
e315cd28 AC |
493 | set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); |
494 | set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); | |
1da177e4 | 495 | |
e315cd28 AC |
496 | vha->flags.management_server_logged_in = 0; |
497 | qla2x00_post_aen_work(vha, FCH_EVT_LIP, mb[1]); | |
1da177e4 LT |
498 | break; |
499 | ||
500 | case MBA_LOOP_UP: /* Loop Up Event */ | |
daae62a3 | 501 | if (IS_QLA2100(ha) || IS_QLA2200(ha)) |
d8b45213 | 502 | ha->link_data_rate = PORT_SPEED_1GB; |
daae62a3 | 503 | else |
1da177e4 | 504 | ha->link_data_rate = mb[1]; |
1da177e4 | 505 | |
cfb0919c | 506 | ql_dbg(ql_dbg_async, vha, 0x500a, |
daae62a3 CD |
507 | "LOOP UP detected (%s Gbps).\n", |
508 | qla2x00_get_link_speed_str(ha)); | |
1da177e4 | 509 | |
e315cd28 AC |
510 | vha->flags.management_server_logged_in = 0; |
511 | qla2x00_post_aen_work(vha, FCH_EVT_LINKUP, ha->link_data_rate); | |
1da177e4 LT |
512 | break; |
513 | ||
514 | case MBA_LOOP_DOWN: /* Loop Down Event */ | |
6246b8a1 GM |
515 | mbx = (IS_QLA81XX(ha) || IS_QLA8031(ha)) |
516 | ? RD_REG_WORD(®24->mailbox4) : 0; | |
bc5c2aad | 517 | mbx = IS_QLA82XX(ha) ? RD_REG_WORD(®82->mailbox_out[4]) : mbx; |
cfb0919c | 518 | ql_dbg(ql_dbg_async, vha, 0x500b, |
7c3df132 SK |
519 | "LOOP DOWN detected (%x %x %x %x).\n", |
520 | mb[1], mb[2], mb[3], mbx); | |
1da177e4 | 521 | |
e315cd28 AC |
522 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
523 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
524 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
525 | vha->device_flags |= DFLG_NO_CABLE; | |
526 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
527 | } |
528 | ||
e315cd28 AC |
529 | if (vha->vp_idx) { |
530 | atomic_set(&vha->vp_state, VP_FAILED); | |
531 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
532 | } |
533 | ||
e315cd28 | 534 | vha->flags.management_server_logged_in = 0; |
d8b45213 | 535 | ha->link_data_rate = PORT_SPEED_UNKNOWN; |
e315cd28 | 536 | qla2x00_post_aen_work(vha, FCH_EVT_LINKDOWN, 0); |
1da177e4 LT |
537 | break; |
538 | ||
539 | case MBA_LIP_RESET: /* LIP reset occurred */ | |
cfb0919c | 540 | ql_dbg(ql_dbg_async, vha, 0x500c, |
cc3ef7bc | 541 | "LIP reset occurred (%x).\n", mb[1]); |
1da177e4 | 542 | |
e315cd28 AC |
543 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
544 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
545 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
546 | qla2x00_mark_all_devices_lost(vha, 1); | |
1da177e4 LT |
547 | } |
548 | ||
e315cd28 AC |
549 | if (vha->vp_idx) { |
550 | atomic_set(&vha->vp_state, VP_FAILED); | |
551 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
552 | } |
553 | ||
e315cd28 | 554 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); |
1da177e4 LT |
555 | |
556 | ha->operating_mode = LOOP; | |
e315cd28 AC |
557 | vha->flags.management_server_logged_in = 0; |
558 | qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]); | |
1da177e4 LT |
559 | break; |
560 | ||
3a03eb79 | 561 | /* case MBA_DCBX_COMPLETE: */ |
1da177e4 LT |
562 | case MBA_POINT_TO_POINT: /* Point-to-Point */ |
563 | if (IS_QLA2100(ha)) | |
564 | break; | |
565 | ||
6246b8a1 | 566 | if (IS_QLA81XX(ha) || IS_QLA82XX(ha) || IS_QLA8031(ha)) { |
7c3df132 SK |
567 | ql_dbg(ql_dbg_async, vha, 0x500d, |
568 | "DCBX Completed -- %04x %04x %04x.\n", | |
569 | mb[1], mb[2], mb[3]); | |
23f2ebd1 SR |
570 | if (ha->notify_dcbx_comp) |
571 | complete(&ha->dcbx_comp); | |
572 | ||
573 | } else | |
7c3df132 SK |
574 | ql_dbg(ql_dbg_async, vha, 0x500e, |
575 | "Asynchronous P2P MODE received.\n"); | |
1da177e4 LT |
576 | |
577 | /* | |
578 | * Until there's a transition from loop down to loop up, treat | |
579 | * this as loop down only. | |
580 | */ | |
e315cd28 AC |
581 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
582 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
583 | if (!atomic_read(&vha->loop_down_timer)) | |
584 | atomic_set(&vha->loop_down_timer, | |
1da177e4 | 585 | LOOP_DOWN_TIME); |
e315cd28 | 586 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 LT |
587 | } |
588 | ||
e315cd28 AC |
589 | if (vha->vp_idx) { |
590 | atomic_set(&vha->vp_state, VP_FAILED); | |
591 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
592 | } |
593 | ||
e315cd28 AC |
594 | if (!(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) |
595 | set_bit(RESET_MARKER_NEEDED, &vha->dpc_flags); | |
596 | ||
597 | set_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags); | |
598 | set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags); | |
4346b149 AV |
599 | |
600 | ha->flags.gpsc_supported = 1; | |
e315cd28 | 601 | vha->flags.management_server_logged_in = 0; |
1da177e4 LT |
602 | break; |
603 | ||
604 | case MBA_CHG_IN_CONNECTION: /* Change in connection mode */ | |
605 | if (IS_QLA2100(ha)) | |
606 | break; | |
607 | ||
cfb0919c | 608 | ql_dbg(ql_dbg_async, vha, 0x500f, |
1da177e4 LT |
609 | "Configuration change detected: value=%x.\n", mb[1]); |
610 | ||
e315cd28 AC |
611 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { |
612 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
613 | if (!atomic_read(&vha->loop_down_timer)) | |
614 | atomic_set(&vha->loop_down_timer, | |
1da177e4 | 615 | LOOP_DOWN_TIME); |
e315cd28 | 616 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 LT |
617 | } |
618 | ||
e315cd28 AC |
619 | if (vha->vp_idx) { |
620 | atomic_set(&vha->vp_state, VP_FAILED); | |
621 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
2c3dfe3f SJ |
622 | } |
623 | ||
e315cd28 AC |
624 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
625 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1da177e4 LT |
626 | break; |
627 | ||
628 | case MBA_PORT_UPDATE: /* Port database update */ | |
55903b9d SV |
629 | /* |
630 | * Handle only global and vn-port update events | |
631 | * | |
632 | * Relevant inputs: | |
633 | * mb[1] = N_Port handle of changed port | |
634 | * OR 0xffff for global event | |
635 | * mb[2] = New login state | |
636 | * 7 = Port logged out | |
637 | * mb[3] = LSB is vp_idx, 0xff = all vps | |
638 | * | |
639 | * Skip processing if: | |
640 | * Event is global, vp_idx is NOT all vps, | |
641 | * vp_idx does not match | |
642 | * Event is not global, vp_idx does not match | |
643 | */ | |
12cec63e AV |
644 | if (IS_QLA2XXX_MIDTYPE(ha) && |
645 | ((mb[1] == 0xffff && (mb[3] & 0xff) != 0xff) || | |
646 | (mb[1] != 0xffff)) && vha->vp_idx != (mb[3] & 0xff)) | |
647 | break; | |
73208dfd | 648 | |
9764ff88 AV |
649 | /* Global event -- port logout or port unavailable. */ |
650 | if (mb[1] == 0xffff && mb[2] == 0x7) { | |
7c3df132 SK |
651 | ql_dbg(ql_dbg_async, vha, 0x5010, |
652 | "Port unavailable %04x %04x %04x.\n", | |
653 | mb[1], mb[2], mb[3]); | |
daae62a3 CD |
654 | ql_log(ql_log_warn, vha, 0x505e, |
655 | "Link is offline.\n"); | |
9764ff88 AV |
656 | |
657 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
658 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
659 | atomic_set(&vha->loop_down_timer, | |
660 | LOOP_DOWN_TIME); | |
661 | vha->device_flags |= DFLG_NO_CABLE; | |
662 | qla2x00_mark_all_devices_lost(vha, 1); | |
663 | } | |
664 | ||
665 | if (vha->vp_idx) { | |
666 | atomic_set(&vha->vp_state, VP_FAILED); | |
667 | fc_vport_set_state(vha->fc_vport, | |
668 | FC_VPORT_FAILED); | |
faadc5e7 | 669 | qla2x00_mark_all_devices_lost(vha, 1); |
9764ff88 AV |
670 | } |
671 | ||
672 | vha->flags.management_server_logged_in = 0; | |
673 | ha->link_data_rate = PORT_SPEED_UNKNOWN; | |
674 | break; | |
675 | } | |
676 | ||
1da177e4 | 677 | /* |
cc3ef7bc | 678 | * If PORT UPDATE is global (received LIP_OCCURRED/LIP_RESET |
1da177e4 LT |
679 | * event etc. earlier indicating loop is down) then process |
680 | * it. Otherwise ignore it and Wait for RSCN to come in. | |
681 | */ | |
e315cd28 AC |
682 | atomic_set(&vha->loop_down_timer, 0); |
683 | if (atomic_read(&vha->loop_state) != LOOP_DOWN && | |
684 | atomic_read(&vha->loop_state) != LOOP_DEAD) { | |
7c3df132 SK |
685 | ql_dbg(ql_dbg_async, vha, 0x5011, |
686 | "Asynchronous PORT UPDATE ignored %04x/%04x/%04x.\n", | |
687 | mb[1], mb[2], mb[3]); | |
1da177e4 LT |
688 | break; |
689 | } | |
690 | ||
7c3df132 SK |
691 | ql_dbg(ql_dbg_async, vha, 0x5012, |
692 | "Port database changed %04x %04x %04x.\n", | |
693 | mb[1], mb[2], mb[3]); | |
daae62a3 CD |
694 | ql_log(ql_log_warn, vha, 0x505f, |
695 | "Link is operational (%s Gbps).\n", | |
696 | qla2x00_get_link_speed_str(ha)); | |
1da177e4 LT |
697 | |
698 | /* | |
699 | * Mark all devices as missing so we will login again. | |
700 | */ | |
e315cd28 | 701 | atomic_set(&vha->loop_state, LOOP_UP); |
1da177e4 | 702 | |
e315cd28 | 703 | qla2x00_mark_all_devices_lost(vha, 1); |
1da177e4 | 704 | |
e315cd28 AC |
705 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
706 | set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); | |
1da177e4 LT |
707 | break; |
708 | ||
709 | case MBA_RSCN_UPDATE: /* State Change Registration */ | |
3c397400 | 710 | /* Check if the Vport has issued a SCR */ |
e315cd28 | 711 | if (vha->vp_idx && test_bit(VP_SCR_NEEDED, &vha->vp_flags)) |
3c397400 SJ |
712 | break; |
713 | /* Only handle SCNs for our Vport index. */ | |
0d6e61bc | 714 | if (ha->flags.npiv_supported && vha->vp_idx != (mb[3] & 0xff)) |
3c397400 | 715 | break; |
0d6e61bc | 716 | |
7c3df132 SK |
717 | ql_dbg(ql_dbg_async, vha, 0x5013, |
718 | "RSCN database changed -- %04x %04x %04x.\n", | |
719 | mb[1], mb[2], mb[3]); | |
1da177e4 | 720 | |
59d72d87 | 721 | rscn_entry = ((mb[1] & 0xff) << 16) | mb[2]; |
e315cd28 AC |
722 | host_pid = (vha->d_id.b.domain << 16) | (vha->d_id.b.area << 8) |
723 | | vha->d_id.b.al_pa; | |
1da177e4 | 724 | if (rscn_entry == host_pid) { |
7c3df132 SK |
725 | ql_dbg(ql_dbg_async, vha, 0x5014, |
726 | "Ignoring RSCN update to local host " | |
727 | "port ID (%06x).\n", host_pid); | |
1da177e4 LT |
728 | break; |
729 | } | |
730 | ||
59d72d87 RA |
731 | /* Ignore reserved bits from RSCN-payload. */ |
732 | rscn_entry = ((mb[1] & 0x3ff) << 16) | mb[2]; | |
1da177e4 | 733 | |
e315cd28 AC |
734 | atomic_set(&vha->loop_down_timer, 0); |
735 | vha->flags.management_server_logged_in = 0; | |
1da177e4 | 736 | |
e315cd28 AC |
737 | set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); |
738 | set_bit(RSCN_UPDATE, &vha->dpc_flags); | |
739 | qla2x00_post_aen_work(vha, FCH_EVT_RSCN, rscn_entry); | |
1da177e4 LT |
740 | break; |
741 | ||
742 | /* case MBA_RIO_RESPONSE: */ | |
743 | case MBA_ZIO_RESPONSE: | |
7c3df132 SK |
744 | ql_dbg(ql_dbg_async, vha, 0x5015, |
745 | "[R|Z]IO update completion.\n"); | |
1da177e4 | 746 | |
e428924c | 747 | if (IS_FWI2_CAPABLE(ha)) |
2afa19a9 | 748 | qla24xx_process_response_queue(vha, rsp); |
4fdfefe5 | 749 | else |
73208dfd | 750 | qla2x00_process_response_queue(rsp); |
1da177e4 | 751 | break; |
9a853f71 AV |
752 | |
753 | case MBA_DISCARD_RND_FRAME: | |
7c3df132 SK |
754 | ql_dbg(ql_dbg_async, vha, 0x5016, |
755 | "Discard RND Frame -- %04x %04x %04x.\n", | |
756 | mb[1], mb[2], mb[3]); | |
9a853f71 | 757 | break; |
45ebeb56 AV |
758 | |
759 | case MBA_TRACE_NOTIFICATION: | |
7c3df132 SK |
760 | ql_dbg(ql_dbg_async, vha, 0x5017, |
761 | "Trace Notification -- %04x %04x.\n", mb[1], mb[2]); | |
45ebeb56 | 762 | break; |
4d4df193 HK |
763 | |
764 | case MBA_ISP84XX_ALERT: | |
7c3df132 SK |
765 | ql_dbg(ql_dbg_async, vha, 0x5018, |
766 | "ISP84XX Alert Notification -- %04x %04x %04x.\n", | |
767 | mb[1], mb[2], mb[3]); | |
4d4df193 HK |
768 | |
769 | spin_lock_irqsave(&ha->cs84xx->access_lock, flags); | |
770 | switch (mb[1]) { | |
771 | case A84_PANIC_RECOVERY: | |
7c3df132 SK |
772 | ql_log(ql_log_info, vha, 0x5019, |
773 | "Alert 84XX: panic recovery %04x %04x.\n", | |
774 | mb[2], mb[3]); | |
4d4df193 HK |
775 | break; |
776 | case A84_OP_LOGIN_COMPLETE: | |
777 | ha->cs84xx->op_fw_version = mb[3] << 16 | mb[2]; | |
7c3df132 SK |
778 | ql_log(ql_log_info, vha, 0x501a, |
779 | "Alert 84XX: firmware version %x.\n", | |
780 | ha->cs84xx->op_fw_version); | |
4d4df193 HK |
781 | break; |
782 | case A84_DIAG_LOGIN_COMPLETE: | |
783 | ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; | |
7c3df132 SK |
784 | ql_log(ql_log_info, vha, 0x501b, |
785 | "Alert 84XX: diagnostic firmware version %x.\n", | |
786 | ha->cs84xx->diag_fw_version); | |
4d4df193 HK |
787 | break; |
788 | case A84_GOLD_LOGIN_COMPLETE: | |
789 | ha->cs84xx->diag_fw_version = mb[3] << 16 | mb[2]; | |
790 | ha->cs84xx->fw_update = 1; | |
7c3df132 SK |
791 | ql_log(ql_log_info, vha, 0x501c, |
792 | "Alert 84XX: gold firmware version %x.\n", | |
793 | ha->cs84xx->gold_fw_version); | |
4d4df193 HK |
794 | break; |
795 | default: | |
7c3df132 SK |
796 | ql_log(ql_log_warn, vha, 0x501d, |
797 | "Alert 84xx: Invalid Alert %04x %04x %04x.\n", | |
4d4df193 HK |
798 | mb[1], mb[2], mb[3]); |
799 | } | |
800 | spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags); | |
801 | break; | |
3a03eb79 | 802 | case MBA_DCBX_START: |
7c3df132 SK |
803 | ql_dbg(ql_dbg_async, vha, 0x501e, |
804 | "DCBX Started -- %04x %04x %04x.\n", | |
805 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
806 | break; |
807 | case MBA_DCBX_PARAM_UPDATE: | |
7c3df132 SK |
808 | ql_dbg(ql_dbg_async, vha, 0x501f, |
809 | "DCBX Parameters Updated -- %04x %04x %04x.\n", | |
810 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
811 | break; |
812 | case MBA_FCF_CONF_ERR: | |
7c3df132 SK |
813 | ql_dbg(ql_dbg_async, vha, 0x5020, |
814 | "FCF Configuration Error -- %04x %04x %04x.\n", | |
815 | mb[1], mb[2], mb[3]); | |
3a03eb79 AV |
816 | break; |
817 | case MBA_IDC_COMPLETE: | |
3a03eb79 | 818 | case MBA_IDC_NOTIFY: |
3a03eb79 | 819 | case MBA_IDC_TIME_EXT: |
8a659571 | 820 | qla81xx_idc_event(vha, mb[0], mb[1]); |
3a03eb79 | 821 | break; |
6246b8a1 GM |
822 | default: |
823 | ql_dbg(ql_dbg_async, vha, 0x5057, | |
824 | "Unknown AEN:%04x %04x %04x %04x\n", | |
825 | mb[0], mb[1], mb[2], mb[3]); | |
1da177e4 | 826 | } |
2c3dfe3f | 827 | |
e315cd28 | 828 | if (!vha->vp_idx && ha->num_vhosts) |
73208dfd | 829 | qla2x00_alert_all_vps(rsp, mb); |
1da177e4 LT |
830 | } |
831 | ||
832 | /** | |
833 | * qla2x00_process_completed_request() - Process a Fast Post response. | |
834 | * @ha: SCSI driver HA context | |
835 | * @index: SRB index | |
836 | */ | |
837 | static void | |
73208dfd AC |
838 | qla2x00_process_completed_request(struct scsi_qla_host *vha, |
839 | struct req_que *req, uint32_t index) | |
1da177e4 LT |
840 | { |
841 | srb_t *sp; | |
e315cd28 | 842 | struct qla_hw_data *ha = vha->hw; |
1da177e4 LT |
843 | |
844 | /* Validate handle. */ | |
845 | if (index >= MAX_OUTSTANDING_COMMANDS) { | |
7c3df132 SK |
846 | ql_log(ql_log_warn, vha, 0x3014, |
847 | "Invalid SCSI command index (%x).\n", index); | |
1da177e4 | 848 | |
8f7daead GM |
849 | if (IS_QLA82XX(ha)) |
850 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
851 | else | |
852 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
853 | return; |
854 | } | |
855 | ||
e315cd28 | 856 | sp = req->outstanding_cmds[index]; |
1da177e4 LT |
857 | if (sp) { |
858 | /* Free outstanding command slot. */ | |
e315cd28 | 859 | req->outstanding_cmds[index] = NULL; |
1da177e4 | 860 | |
1da177e4 | 861 | /* Save ISP completion status */ |
9ba56b95 | 862 | sp->done(ha, sp, DID_OK << 16); |
1da177e4 | 863 | } else { |
7c3df132 | 864 | ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n"); |
1da177e4 | 865 | |
8f7daead GM |
866 | if (IS_QLA82XX(ha)) |
867 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
868 | else | |
869 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1da177e4 LT |
870 | } |
871 | } | |
872 | ||
ac280b67 AV |
873 | static srb_t * |
874 | qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, | |
875 | struct req_que *req, void *iocb) | |
876 | { | |
877 | struct qla_hw_data *ha = vha->hw; | |
878 | sts_entry_t *pkt = iocb; | |
879 | srb_t *sp = NULL; | |
880 | uint16_t index; | |
881 | ||
882 | index = LSW(pkt->handle); | |
883 | if (index >= MAX_OUTSTANDING_COMMANDS) { | |
7c3df132 SK |
884 | ql_log(ql_log_warn, vha, 0x5031, |
885 | "Invalid command index (%x).\n", index); | |
8f7daead GM |
886 | if (IS_QLA82XX(ha)) |
887 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
888 | else | |
889 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
ac280b67 AV |
890 | goto done; |
891 | } | |
892 | sp = req->outstanding_cmds[index]; | |
893 | if (!sp) { | |
7c3df132 SK |
894 | ql_log(ql_log_warn, vha, 0x5032, |
895 | "Invalid completion handle (%x) -- timed-out.\n", index); | |
ac280b67 AV |
896 | return sp; |
897 | } | |
898 | if (sp->handle != index) { | |
7c3df132 SK |
899 | ql_log(ql_log_warn, vha, 0x5033, |
900 | "SRB handle (%x) mismatch %x.\n", sp->handle, index); | |
ac280b67 AV |
901 | return NULL; |
902 | } | |
9a069e19 | 903 | |
ac280b67 | 904 | req->outstanding_cmds[index] = NULL; |
9a069e19 | 905 | |
ac280b67 AV |
906 | done: |
907 | return sp; | |
908 | } | |
909 | ||
910 | static void | |
911 | qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
912 | struct mbx_entry *mbx) | |
913 | { | |
914 | const char func[] = "MBX-IOCB"; | |
915 | const char *type; | |
ac280b67 AV |
916 | fc_port_t *fcport; |
917 | srb_t *sp; | |
4916392b | 918 | struct srb_iocb *lio; |
99b0bec7 | 919 | uint16_t *data; |
5ff1d584 | 920 | uint16_t status; |
ac280b67 AV |
921 | |
922 | sp = qla2x00_get_sp_from_handle(vha, func, req, mbx); | |
923 | if (!sp) | |
924 | return; | |
925 | ||
9ba56b95 GM |
926 | lio = &sp->u.iocb_cmd; |
927 | type = sp->name; | |
ac280b67 | 928 | fcport = sp->fcport; |
4916392b | 929 | data = lio->u.logio.data; |
ac280b67 | 930 | |
5ff1d584 | 931 | data[0] = MBS_COMMAND_ERROR; |
4916392b | 932 | data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
5ff1d584 | 933 | QLA_LOGIO_LOGIN_RETRIED : 0; |
ac280b67 | 934 | if (mbx->entry_status) { |
7c3df132 | 935 | ql_dbg(ql_dbg_async, vha, 0x5043, |
cfb0919c | 936 | "Async-%s error entry - hdl=%x portid=%02x%02x%02x " |
d3fa9e7d | 937 | "entry-status=%x status=%x state-flag=%x " |
cfb0919c CD |
938 | "status-flags=%x.\n", type, sp->handle, |
939 | fcport->d_id.b.domain, fcport->d_id.b.area, | |
d3fa9e7d AV |
940 | fcport->d_id.b.al_pa, mbx->entry_status, |
941 | le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags), | |
7c3df132 | 942 | le16_to_cpu(mbx->status_flags)); |
d3fa9e7d | 943 | |
cfb0919c | 944 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5029, |
7c3df132 | 945 | (uint8_t *)mbx, sizeof(*mbx)); |
ac280b67 | 946 | |
99b0bec7 | 947 | goto logio_done; |
ac280b67 AV |
948 | } |
949 | ||
5ff1d584 | 950 | status = le16_to_cpu(mbx->status); |
9ba56b95 | 951 | if (status == 0x30 && sp->type == SRB_LOGIN_CMD && |
5ff1d584 AV |
952 | le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) |
953 | status = 0; | |
954 | if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) { | |
7c3df132 | 955 | ql_dbg(ql_dbg_async, vha, 0x5045, |
cfb0919c CD |
956 | "Async-%s complete - hdl=%x portid=%02x%02x%02x mbx1=%x.\n", |
957 | type, sp->handle, fcport->d_id.b.domain, | |
958 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
959 | le16_to_cpu(mbx->mb1)); | |
ac280b67 AV |
960 | |
961 | data[0] = MBS_COMMAND_COMPLETE; | |
9ba56b95 | 962 | if (sp->type == SRB_LOGIN_CMD) { |
99b0bec7 AV |
963 | fcport->port_type = FCT_TARGET; |
964 | if (le16_to_cpu(mbx->mb1) & BIT_0) | |
965 | fcport->port_type = FCT_INITIATOR; | |
6ac52608 | 966 | else if (le16_to_cpu(mbx->mb1) & BIT_1) |
99b0bec7 | 967 | fcport->flags |= FCF_FCP2_DEVICE; |
5ff1d584 | 968 | } |
99b0bec7 | 969 | goto logio_done; |
ac280b67 AV |
970 | } |
971 | ||
972 | data[0] = le16_to_cpu(mbx->mb0); | |
973 | switch (data[0]) { | |
974 | case MBS_PORT_ID_USED: | |
975 | data[1] = le16_to_cpu(mbx->mb1); | |
976 | break; | |
977 | case MBS_LOOP_ID_USED: | |
978 | break; | |
979 | default: | |
980 | data[0] = MBS_COMMAND_ERROR; | |
ac280b67 AV |
981 | break; |
982 | } | |
983 | ||
7c3df132 | 984 | ql_log(ql_log_warn, vha, 0x5046, |
cfb0919c CD |
985 | "Async-%s failed - hdl=%x portid=%02x%02x%02x status=%x " |
986 | "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", type, sp->handle, | |
987 | fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
988 | status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1), | |
ac280b67 | 989 | le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6), |
7c3df132 | 990 | le16_to_cpu(mbx->mb7)); |
ac280b67 | 991 | |
99b0bec7 | 992 | logio_done: |
9ba56b95 | 993 | sp->done(vha, sp, 0); |
ac280b67 AV |
994 | } |
995 | ||
9bc4f4fb HZ |
996 | static void |
997 | qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req, | |
998 | sts_entry_t *pkt, int iocb_type) | |
999 | { | |
1000 | const char func[] = "CT_IOCB"; | |
1001 | const char *type; | |
9bc4f4fb | 1002 | srb_t *sp; |
9bc4f4fb HZ |
1003 | struct fc_bsg_job *bsg_job; |
1004 | uint16_t comp_status; | |
9ba56b95 | 1005 | int res; |
9bc4f4fb HZ |
1006 | |
1007 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
1008 | if (!sp) | |
1009 | return; | |
1010 | ||
9ba56b95 | 1011 | bsg_job = sp->u.bsg_job; |
9bc4f4fb | 1012 | |
9ba56b95 | 1013 | type = "ct pass-through"; |
9bc4f4fb HZ |
1014 | |
1015 | comp_status = le16_to_cpu(pkt->comp_status); | |
1016 | ||
1017 | /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT | |
1018 | * fc payload to the caller | |
1019 | */ | |
1020 | bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; | |
1021 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1022 | ||
1023 | if (comp_status != CS_COMPLETE) { | |
1024 | if (comp_status == CS_DATA_UNDERRUN) { | |
9ba56b95 | 1025 | res = DID_OK << 16; |
9bc4f4fb HZ |
1026 | bsg_job->reply->reply_payload_rcv_len = |
1027 | le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len); | |
1028 | ||
7c3df132 SK |
1029 | ql_log(ql_log_warn, vha, 0x5048, |
1030 | "CT pass-through-%s error " | |
9bc4f4fb | 1031 | "comp_status-status=0x%x total_byte = 0x%x.\n", |
7c3df132 SK |
1032 | type, comp_status, |
1033 | bsg_job->reply->reply_payload_rcv_len); | |
9bc4f4fb | 1034 | } else { |
7c3df132 SK |
1035 | ql_log(ql_log_warn, vha, 0x5049, |
1036 | "CT pass-through-%s error " | |
1037 | "comp_status-status=0x%x.\n", type, comp_status); | |
9ba56b95 | 1038 | res = DID_ERROR << 16; |
9bc4f4fb HZ |
1039 | bsg_job->reply->reply_payload_rcv_len = 0; |
1040 | } | |
cfb0919c | 1041 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035, |
7c3df132 | 1042 | (uint8_t *)pkt, sizeof(*pkt)); |
9bc4f4fb | 1043 | } else { |
9ba56b95 | 1044 | res = DID_OK << 16; |
9bc4f4fb HZ |
1045 | bsg_job->reply->reply_payload_rcv_len = |
1046 | bsg_job->reply_payload.payload_len; | |
1047 | bsg_job->reply_len = 0; | |
1048 | } | |
1049 | ||
9ba56b95 | 1050 | sp->done(vha, sp, res); |
9bc4f4fb HZ |
1051 | } |
1052 | ||
9a069e19 GM |
1053 | static void |
1054 | qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1055 | struct sts_entry_24xx *pkt, int iocb_type) | |
1056 | { | |
1057 | const char func[] = "ELS_CT_IOCB"; | |
1058 | const char *type; | |
9a069e19 | 1059 | srb_t *sp; |
9a069e19 GM |
1060 | struct fc_bsg_job *bsg_job; |
1061 | uint16_t comp_status; | |
1062 | uint32_t fw_status[3]; | |
1063 | uint8_t* fw_sts_ptr; | |
9ba56b95 | 1064 | int res; |
9a069e19 GM |
1065 | |
1066 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); | |
1067 | if (!sp) | |
1068 | return; | |
9ba56b95 | 1069 | bsg_job = sp->u.bsg_job; |
9a069e19 GM |
1070 | |
1071 | type = NULL; | |
9ba56b95 | 1072 | switch (sp->type) { |
9a069e19 GM |
1073 | case SRB_ELS_CMD_RPT: |
1074 | case SRB_ELS_CMD_HST: | |
1075 | type = "els"; | |
1076 | break; | |
1077 | case SRB_CT_CMD: | |
1078 | type = "ct pass-through"; | |
1079 | break; | |
1080 | default: | |
37fed3ee | 1081 | ql_dbg(ql_dbg_user, vha, 0x503e, |
9ba56b95 | 1082 | "Unrecognized SRB: (%p) type=%d.\n", sp, sp->type); |
9a069e19 GM |
1083 | return; |
1084 | } | |
1085 | ||
1086 | comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status); | |
1087 | fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1); | |
1088 | fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2); | |
1089 | ||
1090 | /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT | |
1091 | * fc payload to the caller | |
1092 | */ | |
1093 | bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; | |
1094 | bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status); | |
1095 | ||
1096 | if (comp_status != CS_COMPLETE) { | |
1097 | if (comp_status == CS_DATA_UNDERRUN) { | |
9ba56b95 | 1098 | res = DID_OK << 16; |
9a069e19 | 1099 | bsg_job->reply->reply_payload_rcv_len = |
9ba56b95 | 1100 | le16_to_cpu(((struct els_sts_entry_24xx *)pkt)->total_byte_count); |
9a069e19 | 1101 | |
37fed3ee | 1102 | ql_dbg(ql_dbg_user, vha, 0x503f, |
cfb0919c | 1103 | "ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x " |
9a069e19 | 1104 | "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n", |
cfb0919c | 1105 | type, sp->handle, comp_status, fw_status[1], fw_status[2], |
7c3df132 SK |
1106 | le16_to_cpu(((struct els_sts_entry_24xx *) |
1107 | pkt)->total_byte_count)); | |
9a069e19 GM |
1108 | fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); |
1109 | memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); | |
1110 | } | |
1111 | else { | |
37fed3ee | 1112 | ql_dbg(ql_dbg_user, vha, 0x5040, |
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.\n", |
cfb0919c | 1115 | type, sp->handle, comp_status, |
7c3df132 SK |
1116 | le16_to_cpu(((struct els_sts_entry_24xx *) |
1117 | pkt)->error_subcode_1), | |
1118 | le16_to_cpu(((struct els_sts_entry_24xx *) | |
1119 | pkt)->error_subcode_2)); | |
9ba56b95 | 1120 | res = DID_ERROR << 16; |
9a069e19 GM |
1121 | bsg_job->reply->reply_payload_rcv_len = 0; |
1122 | fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); | |
1123 | memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); | |
1124 | } | |
37fed3ee | 1125 | ql_dump_buffer(ql_dbg_user + ql_dbg_buffer, vha, 0x5056, |
7c3df132 | 1126 | (uint8_t *)pkt, sizeof(*pkt)); |
9a069e19 GM |
1127 | } |
1128 | else { | |
9ba56b95 | 1129 | res = DID_OK << 16; |
9a069e19 GM |
1130 | bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len; |
1131 | bsg_job->reply_len = 0; | |
1132 | } | |
1133 | ||
9ba56b95 | 1134 | sp->done(vha, sp, res); |
9a069e19 GM |
1135 | } |
1136 | ||
ac280b67 AV |
1137 | static void |
1138 | qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1139 | struct logio_entry_24xx *logio) | |
1140 | { | |
1141 | const char func[] = "LOGIO-IOCB"; | |
1142 | const char *type; | |
ac280b67 AV |
1143 | fc_port_t *fcport; |
1144 | srb_t *sp; | |
4916392b | 1145 | struct srb_iocb *lio; |
99b0bec7 | 1146 | uint16_t *data; |
ac280b67 AV |
1147 | uint32_t iop[2]; |
1148 | ||
1149 | sp = qla2x00_get_sp_from_handle(vha, func, req, logio); | |
1150 | if (!sp) | |
1151 | return; | |
1152 | ||
9ba56b95 GM |
1153 | lio = &sp->u.iocb_cmd; |
1154 | type = sp->name; | |
ac280b67 | 1155 | fcport = sp->fcport; |
4916392b | 1156 | data = lio->u.logio.data; |
ac280b67 | 1157 | |
5ff1d584 | 1158 | data[0] = MBS_COMMAND_ERROR; |
4916392b | 1159 | data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? |
5ff1d584 | 1160 | QLA_LOGIO_LOGIN_RETRIED : 0; |
ac280b67 | 1161 | if (logio->entry_status) { |
5e19ed90 | 1162 | ql_log(ql_log_warn, fcport->vha, 0x5034, |
cfb0919c | 1163 | "Async-%s error entry - hdl=%x" |
d3fa9e7d | 1164 | "portid=%02x%02x%02x entry-status=%x.\n", |
cfb0919c CD |
1165 | type, sp->handle, fcport->d_id.b.domain, |
1166 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
1167 | logio->entry_status); | |
1168 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x504d, | |
7c3df132 | 1169 | (uint8_t *)logio, sizeof(*logio)); |
ac280b67 | 1170 | |
99b0bec7 | 1171 | goto logio_done; |
ac280b67 AV |
1172 | } |
1173 | ||
1174 | if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) { | |
5e19ed90 | 1175 | ql_dbg(ql_dbg_async, fcport->vha, 0x5036, |
cfb0919c CD |
1176 | "Async-%s complete - hdl=%x portid=%02x%02x%02x " |
1177 | "iop0=%x.\n", type, sp->handle, fcport->d_id.b.domain, | |
1178 | fcport->d_id.b.area, fcport->d_id.b.al_pa, | |
7c3df132 | 1179 | le32_to_cpu(logio->io_parameter[0])); |
ac280b67 AV |
1180 | |
1181 | data[0] = MBS_COMMAND_COMPLETE; | |
9ba56b95 | 1182 | if (sp->type != SRB_LOGIN_CMD) |
99b0bec7 | 1183 | goto logio_done; |
ac280b67 AV |
1184 | |
1185 | iop[0] = le32_to_cpu(logio->io_parameter[0]); | |
1186 | if (iop[0] & BIT_4) { | |
1187 | fcport->port_type = FCT_TARGET; | |
1188 | if (iop[0] & BIT_8) | |
8474f3a0 | 1189 | fcport->flags |= FCF_FCP2_DEVICE; |
b0cd579c | 1190 | } else if (iop[0] & BIT_5) |
ac280b67 | 1191 | fcport->port_type = FCT_INITIATOR; |
b0cd579c | 1192 | |
ac280b67 AV |
1193 | if (logio->io_parameter[7] || logio->io_parameter[8]) |
1194 | fcport->supported_classes |= FC_COS_CLASS2; | |
1195 | if (logio->io_parameter[9] || logio->io_parameter[10]) | |
1196 | fcport->supported_classes |= FC_COS_CLASS3; | |
1197 | ||
99b0bec7 | 1198 | goto logio_done; |
ac280b67 AV |
1199 | } |
1200 | ||
1201 | iop[0] = le32_to_cpu(logio->io_parameter[0]); | |
1202 | iop[1] = le32_to_cpu(logio->io_parameter[1]); | |
1203 | switch (iop[0]) { | |
1204 | case LSC_SCODE_PORTID_USED: | |
1205 | data[0] = MBS_PORT_ID_USED; | |
1206 | data[1] = LSW(iop[1]); | |
1207 | break; | |
1208 | case LSC_SCODE_NPORT_USED: | |
1209 | data[0] = MBS_LOOP_ID_USED; | |
1210 | break; | |
ac280b67 AV |
1211 | default: |
1212 | data[0] = MBS_COMMAND_ERROR; | |
ac280b67 AV |
1213 | break; |
1214 | } | |
1215 | ||
5e19ed90 | 1216 | ql_dbg(ql_dbg_async, fcport->vha, 0x5037, |
cfb0919c CD |
1217 | "Async-%s failed - hdl=%x portid=%02x%02x%02x comp=%x " |
1218 | "iop0=%x iop1=%x.\n", type, sp->handle, fcport->d_id.b.domain, | |
d3fa9e7d | 1219 | fcport->d_id.b.area, fcport->d_id.b.al_pa, |
ac280b67 AV |
1220 | le16_to_cpu(logio->comp_status), |
1221 | le32_to_cpu(logio->io_parameter[0]), | |
7c3df132 | 1222 | le32_to_cpu(logio->io_parameter[1])); |
ac280b67 | 1223 | |
99b0bec7 | 1224 | logio_done: |
9ba56b95 | 1225 | sp->done(vha, sp, 0); |
ac280b67 AV |
1226 | } |
1227 | ||
3822263e MI |
1228 | static void |
1229 | qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, | |
1230 | struct tsk_mgmt_entry *tsk) | |
1231 | { | |
1232 | const char func[] = "TMF-IOCB"; | |
1233 | const char *type; | |
1234 | fc_port_t *fcport; | |
1235 | srb_t *sp; | |
1236 | struct srb_iocb *iocb; | |
3822263e MI |
1237 | struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk; |
1238 | int error = 1; | |
1239 | ||
1240 | sp = qla2x00_get_sp_from_handle(vha, func, req, tsk); | |
1241 | if (!sp) | |
1242 | return; | |
1243 | ||
9ba56b95 GM |
1244 | iocb = &sp->u.iocb_cmd; |
1245 | type = sp->name; | |
3822263e MI |
1246 | fcport = sp->fcport; |
1247 | ||
1248 | if (sts->entry_status) { | |
5e19ed90 | 1249 | ql_log(ql_log_warn, fcport->vha, 0x5038, |
cfb0919c CD |
1250 | "Async-%s error - hdl=%x entry-status(%x).\n", |
1251 | type, sp->handle, sts->entry_status); | |
3822263e | 1252 | } else if (sts->comp_status != __constant_cpu_to_le16(CS_COMPLETE)) { |
5e19ed90 | 1253 | ql_log(ql_log_warn, fcport->vha, 0x5039, |
cfb0919c CD |
1254 | "Async-%s error - hdl=%x completion status(%x).\n", |
1255 | type, sp->handle, sts->comp_status); | |
3822263e MI |
1256 | } else if (!(le16_to_cpu(sts->scsi_status) & |
1257 | SS_RESPONSE_INFO_LEN_VALID)) { | |
5e19ed90 | 1258 | ql_log(ql_log_warn, fcport->vha, 0x503a, |
cfb0919c CD |
1259 | "Async-%s error - hdl=%x no response info(%x).\n", |
1260 | type, sp->handle, sts->scsi_status); | |
3822263e | 1261 | } else if (le32_to_cpu(sts->rsp_data_len) < 4) { |
5e19ed90 | 1262 | ql_log(ql_log_warn, fcport->vha, 0x503b, |
cfb0919c CD |
1263 | "Async-%s error - hdl=%x not enough response(%d).\n", |
1264 | type, sp->handle, sts->rsp_data_len); | |
3822263e | 1265 | } else if (sts->data[3]) { |
5e19ed90 | 1266 | ql_log(ql_log_warn, fcport->vha, 0x503c, |
cfb0919c CD |
1267 | "Async-%s error - hdl=%x response(%x).\n", |
1268 | type, sp->handle, sts->data[3]); | |
3822263e MI |
1269 | } else { |
1270 | error = 0; | |
1271 | } | |
1272 | ||
1273 | if (error) { | |
1274 | iocb->u.tmf.data = error; | |
7c3df132 SK |
1275 | ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5055, |
1276 | (uint8_t *)sts, sizeof(*sts)); | |
3822263e MI |
1277 | } |
1278 | ||
9ba56b95 | 1279 | sp->done(vha, sp, 0); |
3822263e MI |
1280 | } |
1281 | ||
1da177e4 LT |
1282 | /** |
1283 | * qla2x00_process_response_queue() - Process response queue entries. | |
1284 | * @ha: SCSI driver HA context | |
1285 | */ | |
1286 | void | |
73208dfd | 1287 | qla2x00_process_response_queue(struct rsp_que *rsp) |
1da177e4 | 1288 | { |
73208dfd AC |
1289 | struct scsi_qla_host *vha; |
1290 | struct qla_hw_data *ha = rsp->hw; | |
3d71644c | 1291 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
1292 | sts_entry_t *pkt; |
1293 | uint16_t handle_cnt; | |
1294 | uint16_t cnt; | |
73208dfd | 1295 | |
2afa19a9 | 1296 | vha = pci_get_drvdata(ha->pdev); |
1da177e4 | 1297 | |
e315cd28 | 1298 | if (!vha->flags.online) |
1da177e4 LT |
1299 | return; |
1300 | ||
e315cd28 AC |
1301 | while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { |
1302 | pkt = (sts_entry_t *)rsp->ring_ptr; | |
1da177e4 | 1303 | |
e315cd28 AC |
1304 | rsp->ring_index++; |
1305 | if (rsp->ring_index == rsp->length) { | |
1306 | rsp->ring_index = 0; | |
1307 | rsp->ring_ptr = rsp->ring; | |
1da177e4 | 1308 | } else { |
e315cd28 | 1309 | rsp->ring_ptr++; |
1da177e4 LT |
1310 | } |
1311 | ||
1312 | if (pkt->entry_status != 0) { | |
73208dfd | 1313 | qla2x00_error_entry(vha, rsp, pkt); |
1da177e4 LT |
1314 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; |
1315 | wmb(); | |
1316 | continue; | |
1317 | } | |
1318 | ||
1319 | switch (pkt->entry_type) { | |
1320 | case STATUS_TYPE: | |
73208dfd | 1321 | qla2x00_status_entry(vha, rsp, pkt); |
1da177e4 LT |
1322 | break; |
1323 | case STATUS_TYPE_21: | |
1324 | handle_cnt = ((sts21_entry_t *)pkt)->handle_count; | |
1325 | for (cnt = 0; cnt < handle_cnt; cnt++) { | |
73208dfd | 1326 | qla2x00_process_completed_request(vha, rsp->req, |
1da177e4 LT |
1327 | ((sts21_entry_t *)pkt)->handle[cnt]); |
1328 | } | |
1329 | break; | |
1330 | case STATUS_TYPE_22: | |
1331 | handle_cnt = ((sts22_entry_t *)pkt)->handle_count; | |
1332 | for (cnt = 0; cnt < handle_cnt; cnt++) { | |
73208dfd | 1333 | qla2x00_process_completed_request(vha, rsp->req, |
1da177e4 LT |
1334 | ((sts22_entry_t *)pkt)->handle[cnt]); |
1335 | } | |
1336 | break; | |
1337 | case STATUS_CONT_TYPE: | |
2afa19a9 | 1338 | qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); |
1da177e4 | 1339 | break; |
ac280b67 AV |
1340 | case MBX_IOCB_TYPE: |
1341 | qla2x00_mbx_iocb_entry(vha, rsp->req, | |
1342 | (struct mbx_entry *)pkt); | |
3822263e | 1343 | break; |
9bc4f4fb HZ |
1344 | case CT_IOCB_TYPE: |
1345 | qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); | |
1346 | break; | |
1da177e4 LT |
1347 | default: |
1348 | /* Type Not Supported. */ | |
7c3df132 SK |
1349 | ql_log(ql_log_warn, vha, 0x504a, |
1350 | "Received unknown response pkt type %x " | |
1da177e4 | 1351 | "entry status=%x.\n", |
7c3df132 | 1352 | pkt->entry_type, pkt->entry_status); |
1da177e4 LT |
1353 | break; |
1354 | } | |
1355 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; | |
1356 | wmb(); | |
1357 | } | |
1358 | ||
1359 | /* Adjust ring index */ | |
e315cd28 | 1360 | WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), rsp->ring_index); |
1da177e4 LT |
1361 | } |
1362 | ||
4733fcb1 | 1363 | static inline void |
5544213b | 1364 | qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, |
9ba56b95 | 1365 | uint32_t sense_len, struct rsp_que *rsp, int res) |
4733fcb1 | 1366 | { |
7c3df132 | 1367 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 GM |
1368 | struct scsi_cmnd *cp = GET_CMD_SP(sp); |
1369 | uint32_t track_sense_len; | |
4733fcb1 AV |
1370 | |
1371 | if (sense_len >= SCSI_SENSE_BUFFERSIZE) | |
1372 | sense_len = SCSI_SENSE_BUFFERSIZE; | |
1373 | ||
9ba56b95 GM |
1374 | SET_CMD_SENSE_LEN(sp, sense_len); |
1375 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer); | |
1376 | track_sense_len = sense_len; | |
1377 | ||
1378 | if (sense_len > par_sense_len) | |
5544213b | 1379 | sense_len = par_sense_len; |
4733fcb1 AV |
1380 | |
1381 | memcpy(cp->sense_buffer, sense_data, sense_len); | |
1382 | ||
9ba56b95 GM |
1383 | SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len); |
1384 | track_sense_len -= sense_len; | |
1385 | SET_CMD_SENSE_LEN(sp, track_sense_len); | |
1386 | ||
1387 | if (track_sense_len != 0) { | |
2afa19a9 | 1388 | rsp->status_srb = sp; |
9ba56b95 GM |
1389 | cp->result = res; |
1390 | } | |
4733fcb1 | 1391 | |
cfb0919c CD |
1392 | if (sense_len) { |
1393 | ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c, | |
1394 | "Check condition Sense data, nexus%ld:%d:%d cmd=%p.\n", | |
1395 | sp->fcport->vha->host_no, cp->device->id, cp->device->lun, | |
1396 | cp); | |
7c3df132 SK |
1397 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302b, |
1398 | cp->sense_buffer, sense_len); | |
cfb0919c | 1399 | } |
4733fcb1 AV |
1400 | } |
1401 | ||
bad75002 AE |
1402 | struct scsi_dif_tuple { |
1403 | __be16 guard; /* Checksum */ | |
1404 | __be16 app_tag; /* APPL identifer */ | |
1405 | __be32 ref_tag; /* Target LBA or indirect LBA */ | |
1406 | }; | |
1407 | ||
1408 | /* | |
1409 | * Checks the guard or meta-data for the type of error | |
1410 | * detected by the HBA. In case of errors, we set the | |
1411 | * ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST | |
1412 | * to indicate to the kernel that the HBA detected error. | |
1413 | */ | |
8cb2049c | 1414 | static inline int |
bad75002 AE |
1415 | qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24) |
1416 | { | |
7c3df132 | 1417 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 | 1418 | struct scsi_cmnd *cmd = GET_CMD_SP(sp); |
8cb2049c AE |
1419 | uint8_t *ap = &sts24->data[12]; |
1420 | uint8_t *ep = &sts24->data[20]; | |
bad75002 AE |
1421 | uint32_t e_ref_tag, a_ref_tag; |
1422 | uint16_t e_app_tag, a_app_tag; | |
1423 | uint16_t e_guard, a_guard; | |
1424 | ||
8cb2049c AE |
1425 | /* |
1426 | * swab32 of the "data" field in the beginning of qla2x00_status_entry() | |
1427 | * would make guard field appear at offset 2 | |
1428 | */ | |
1429 | a_guard = le16_to_cpu(*(uint16_t *)(ap + 2)); | |
1430 | a_app_tag = le16_to_cpu(*(uint16_t *)(ap + 0)); | |
1431 | a_ref_tag = le32_to_cpu(*(uint32_t *)(ap + 4)); | |
1432 | e_guard = le16_to_cpu(*(uint16_t *)(ep + 2)); | |
1433 | e_app_tag = le16_to_cpu(*(uint16_t *)(ep + 0)); | |
1434 | e_ref_tag = le32_to_cpu(*(uint32_t *)(ep + 4)); | |
bad75002 | 1435 | |
7c3df132 SK |
1436 | ql_dbg(ql_dbg_io, vha, 0x3023, |
1437 | "iocb(s) %p Returned STATUS.\n", sts24); | |
bad75002 | 1438 | |
7c3df132 SK |
1439 | ql_dbg(ql_dbg_io, vha, 0x3024, |
1440 | "DIF ERROR in cmd 0x%x lba 0x%llx act ref" | |
bad75002 | 1441 | " tag=0x%x, exp ref_tag=0x%x, act app tag=0x%x, exp app" |
7c3df132 | 1442 | " tag=0x%x, act guard=0x%x, exp guard=0x%x.\n", |
bad75002 | 1443 | cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag, |
7c3df132 | 1444 | a_app_tag, e_app_tag, a_guard, e_guard); |
bad75002 | 1445 | |
8cb2049c AE |
1446 | /* |
1447 | * Ignore sector if: | |
1448 | * For type 3: ref & app tag is all 'f's | |
1449 | * For type 0,1,2: app tag is all 'f's | |
1450 | */ | |
1451 | if ((a_app_tag == 0xffff) && | |
1452 | ((scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3) || | |
1453 | (a_ref_tag == 0xffffffff))) { | |
1454 | uint32_t blocks_done, resid; | |
1455 | sector_t lba_s = scsi_get_lba(cmd); | |
1456 | ||
1457 | /* 2TB boundary case covered automatically with this */ | |
1458 | blocks_done = e_ref_tag - (uint32_t)lba_s + 1; | |
1459 | ||
1460 | resid = scsi_bufflen(cmd) - (blocks_done * | |
1461 | cmd->device->sector_size); | |
1462 | ||
1463 | scsi_set_resid(cmd, resid); | |
1464 | cmd->result = DID_OK << 16; | |
1465 | ||
1466 | /* Update protection tag */ | |
1467 | if (scsi_prot_sg_count(cmd)) { | |
1468 | uint32_t i, j = 0, k = 0, num_ent; | |
1469 | struct scatterlist *sg; | |
1470 | struct sd_dif_tuple *spt; | |
1471 | ||
1472 | /* Patch the corresponding protection tags */ | |
1473 | scsi_for_each_prot_sg(cmd, sg, | |
1474 | scsi_prot_sg_count(cmd), i) { | |
1475 | num_ent = sg_dma_len(sg) / 8; | |
1476 | if (k + num_ent < blocks_done) { | |
1477 | k += num_ent; | |
1478 | continue; | |
1479 | } | |
1480 | j = blocks_done - k - 1; | |
1481 | k = blocks_done; | |
1482 | break; | |
1483 | } | |
1484 | ||
1485 | if (k != blocks_done) { | |
cfb0919c | 1486 | ql_log(ql_log_warn, vha, 0x302f, |
8ec9c7fb RD |
1487 | "unexpected tag values tag:lba=%x:%llx)\n", |
1488 | e_ref_tag, (unsigned long long)lba_s); | |
8cb2049c AE |
1489 | return 1; |
1490 | } | |
1491 | ||
1492 | spt = page_address(sg_page(sg)) + sg->offset; | |
1493 | spt += j; | |
1494 | ||
1495 | spt->app_tag = 0xffff; | |
1496 | if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3) | |
1497 | spt->ref_tag = 0xffffffff; | |
1498 | } | |
1499 | ||
1500 | return 0; | |
1501 | } | |
1502 | ||
bad75002 AE |
1503 | /* check guard */ |
1504 | if (e_guard != a_guard) { | |
1505 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, | |
1506 | 0x10, 0x1); | |
1507 | set_driver_byte(cmd, DRIVER_SENSE); | |
1508 | set_host_byte(cmd, DID_ABORT); | |
1509 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1510 | return 1; |
bad75002 AE |
1511 | } |
1512 | ||
e02587d7 AE |
1513 | /* check ref tag */ |
1514 | if (e_ref_tag != a_ref_tag) { | |
bad75002 | 1515 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, |
e02587d7 | 1516 | 0x10, 0x3); |
bad75002 AE |
1517 | set_driver_byte(cmd, DRIVER_SENSE); |
1518 | set_host_byte(cmd, DID_ABORT); | |
1519 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1520 | return 1; |
bad75002 AE |
1521 | } |
1522 | ||
e02587d7 AE |
1523 | /* check appl tag */ |
1524 | if (e_app_tag != a_app_tag) { | |
bad75002 | 1525 | scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST, |
e02587d7 | 1526 | 0x10, 0x2); |
bad75002 AE |
1527 | set_driver_byte(cmd, DRIVER_SENSE); |
1528 | set_host_byte(cmd, DID_ABORT); | |
1529 | cmd->result |= SAM_STAT_CHECK_CONDITION << 1; | |
8cb2049c | 1530 | return 1; |
bad75002 | 1531 | } |
e02587d7 | 1532 | |
8cb2049c | 1533 | return 1; |
bad75002 AE |
1534 | } |
1535 | ||
1da177e4 LT |
1536 | /** |
1537 | * qla2x00_status_entry() - Process a Status IOCB entry. | |
1538 | * @ha: SCSI driver HA context | |
1539 | * @pkt: Entry pointer | |
1540 | */ | |
1541 | static void | |
73208dfd | 1542 | qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) |
1da177e4 | 1543 | { |
1da177e4 | 1544 | srb_t *sp; |
1da177e4 LT |
1545 | fc_port_t *fcport; |
1546 | struct scsi_cmnd *cp; | |
9a853f71 AV |
1547 | sts_entry_t *sts; |
1548 | struct sts_entry_24xx *sts24; | |
1da177e4 LT |
1549 | uint16_t comp_status; |
1550 | uint16_t scsi_status; | |
b7d2280c | 1551 | uint16_t ox_id; |
1da177e4 LT |
1552 | uint8_t lscsi_status; |
1553 | int32_t resid; | |
5544213b AV |
1554 | uint32_t sense_len, par_sense_len, rsp_info_len, resid_len, |
1555 | fw_resid_len; | |
9a853f71 | 1556 | uint8_t *rsp_info, *sense_data; |
e315cd28 | 1557 | struct qla_hw_data *ha = vha->hw; |
2afa19a9 AC |
1558 | uint32_t handle; |
1559 | uint16_t que; | |
1560 | struct req_que *req; | |
b7d2280c | 1561 | int logit = 1; |
9ba56b95 | 1562 | int res = 0; |
9a853f71 AV |
1563 | |
1564 | sts = (sts_entry_t *) pkt; | |
1565 | sts24 = (struct sts_entry_24xx *) pkt; | |
e428924c | 1566 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 AV |
1567 | comp_status = le16_to_cpu(sts24->comp_status); |
1568 | scsi_status = le16_to_cpu(sts24->scsi_status) & SS_MASK; | |
1569 | } else { | |
1570 | comp_status = le16_to_cpu(sts->comp_status); | |
1571 | scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK; | |
1572 | } | |
2afa19a9 AC |
1573 | handle = (uint32_t) LSW(sts->handle); |
1574 | que = MSW(sts->handle); | |
1575 | req = ha->req_q_map[que]; | |
a9083016 | 1576 | |
1da177e4 | 1577 | /* Fast path completion. */ |
9a853f71 | 1578 | if (comp_status == CS_COMPLETE && scsi_status == 0) { |
2afa19a9 | 1579 | qla2x00_process_completed_request(vha, req, handle); |
1da177e4 LT |
1580 | |
1581 | return; | |
1582 | } | |
1583 | ||
1584 | /* Validate handle. */ | |
2afa19a9 AC |
1585 | if (handle < MAX_OUTSTANDING_COMMANDS) { |
1586 | sp = req->outstanding_cmds[handle]; | |
1587 | req->outstanding_cmds[handle] = NULL; | |
1da177e4 LT |
1588 | } else |
1589 | sp = NULL; | |
1590 | ||
1591 | if (sp == NULL) { | |
cfb0919c | 1592 | ql_dbg(ql_dbg_io, vha, 0x3017, |
7c3df132 | 1593 | "Invalid status handle (0x%x).\n", sts->handle); |
1da177e4 | 1594 | |
8f7daead GM |
1595 | if (IS_QLA82XX(ha)) |
1596 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
1597 | else | |
1598 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
e315cd28 | 1599 | qla2xxx_wake_dpc(vha); |
1da177e4 LT |
1600 | return; |
1601 | } | |
9ba56b95 | 1602 | cp = GET_CMD_SP(sp); |
1da177e4 | 1603 | if (cp == NULL) { |
cfb0919c | 1604 | ql_dbg(ql_dbg_io, vha, 0x3018, |
7c3df132 SK |
1605 | "Command already returned (0x%x/%p).\n", |
1606 | sts->handle, sp); | |
1da177e4 LT |
1607 | |
1608 | return; | |
1609 | } | |
1610 | ||
9a853f71 | 1611 | lscsi_status = scsi_status & STATUS_MASK; |
1da177e4 | 1612 | |
bdf79621 | 1613 | fcport = sp->fcport; |
1da177e4 | 1614 | |
b7d2280c | 1615 | ox_id = 0; |
5544213b AV |
1616 | sense_len = par_sense_len = rsp_info_len = resid_len = |
1617 | fw_resid_len = 0; | |
e428924c | 1618 | if (IS_FWI2_CAPABLE(ha)) { |
0f00a206 LC |
1619 | if (scsi_status & SS_SENSE_LEN_VALID) |
1620 | sense_len = le32_to_cpu(sts24->sense_len); | |
1621 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) | |
1622 | rsp_info_len = le32_to_cpu(sts24->rsp_data_len); | |
1623 | if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) | |
1624 | resid_len = le32_to_cpu(sts24->rsp_residual_count); | |
1625 | if (comp_status == CS_DATA_UNDERRUN) | |
1626 | fw_resid_len = le32_to_cpu(sts24->residual_len); | |
9a853f71 AV |
1627 | rsp_info = sts24->data; |
1628 | sense_data = sts24->data; | |
1629 | host_to_fcp_swap(sts24->data, sizeof(sts24->data)); | |
b7d2280c | 1630 | ox_id = le16_to_cpu(sts24->ox_id); |
5544213b | 1631 | par_sense_len = sizeof(sts24->data); |
9a853f71 | 1632 | } else { |
0f00a206 LC |
1633 | if (scsi_status & SS_SENSE_LEN_VALID) |
1634 | sense_len = le16_to_cpu(sts->req_sense_length); | |
1635 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) | |
1636 | rsp_info_len = le16_to_cpu(sts->rsp_info_len); | |
9a853f71 AV |
1637 | resid_len = le32_to_cpu(sts->residual_length); |
1638 | rsp_info = sts->rsp_info; | |
1639 | sense_data = sts->req_sense_data; | |
5544213b | 1640 | par_sense_len = sizeof(sts->req_sense_data); |
9a853f71 AV |
1641 | } |
1642 | ||
1da177e4 LT |
1643 | /* Check for any FCP transport errors. */ |
1644 | if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) { | |
9a853f71 | 1645 | /* Sense data lies beyond any FCP RESPONSE data. */ |
5544213b | 1646 | if (IS_FWI2_CAPABLE(ha)) { |
9a853f71 | 1647 | sense_data += rsp_info_len; |
5544213b AV |
1648 | par_sense_len -= rsp_info_len; |
1649 | } | |
9a853f71 | 1650 | if (rsp_info_len > 3 && rsp_info[3]) { |
5e19ed90 | 1651 | ql_dbg(ql_dbg_io, fcport->vha, 0x3019, |
7c3df132 SK |
1652 | "FCP I/O protocol failure (0x%x/0x%x).\n", |
1653 | rsp_info_len, rsp_info[3]); | |
1da177e4 | 1654 | |
9ba56b95 | 1655 | res = DID_BUS_BUSY << 16; |
b7d2280c | 1656 | goto out; |
1da177e4 LT |
1657 | } |
1658 | } | |
1659 | ||
3e8ce320 AV |
1660 | /* Check for overrun. */ |
1661 | if (IS_FWI2_CAPABLE(ha) && comp_status == CS_COMPLETE && | |
1662 | scsi_status & SS_RESIDUAL_OVER) | |
1663 | comp_status = CS_DATA_OVERRUN; | |
1664 | ||
1da177e4 LT |
1665 | /* |
1666 | * Based on Host and scsi status generate status code for Linux | |
1667 | */ | |
1668 | switch (comp_status) { | |
1669 | case CS_COMPLETE: | |
df7baa50 | 1670 | case CS_QUEUE_FULL: |
1da177e4 | 1671 | if (scsi_status == 0) { |
9ba56b95 | 1672 | res = DID_OK << 16; |
1da177e4 LT |
1673 | break; |
1674 | } | |
1675 | if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) { | |
9a853f71 | 1676 | resid = resid_len; |
385d70b4 | 1677 | scsi_set_resid(cp, resid); |
0da69df1 AV |
1678 | |
1679 | if (!lscsi_status && | |
385d70b4 | 1680 | ((unsigned)(scsi_bufflen(cp) - resid) < |
0da69df1 | 1681 | cp->underflow)) { |
5e19ed90 | 1682 | ql_dbg(ql_dbg_io, fcport->vha, 0x301a, |
7c3df132 | 1683 | "Mid-layer underflow " |
b7d2280c | 1684 | "detected (0x%x of 0x%x bytes).\n", |
7c3df132 | 1685 | resid, scsi_bufflen(cp)); |
0da69df1 | 1686 | |
9ba56b95 | 1687 | res = DID_ERROR << 16; |
0da69df1 AV |
1688 | break; |
1689 | } | |
1da177e4 | 1690 | } |
9ba56b95 | 1691 | res = DID_OK << 16 | lscsi_status; |
1da177e4 | 1692 | |
df7baa50 | 1693 | if (lscsi_status == SAM_STAT_TASK_SET_FULL) { |
5e19ed90 | 1694 | ql_dbg(ql_dbg_io, fcport->vha, 0x301b, |
7c3df132 | 1695 | "QUEUE FULL detected.\n"); |
df7baa50 AV |
1696 | break; |
1697 | } | |
b7d2280c | 1698 | logit = 0; |
1da177e4 LT |
1699 | if (lscsi_status != SS_CHECK_CONDITION) |
1700 | break; | |
1701 | ||
b80ca4f7 | 1702 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); |
1da177e4 LT |
1703 | if (!(scsi_status & SS_SENSE_LEN_VALID)) |
1704 | break; | |
1705 | ||
5544213b | 1706 | qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len, |
9ba56b95 | 1707 | rsp, res); |
1da177e4 LT |
1708 | break; |
1709 | ||
1710 | case CS_DATA_UNDERRUN: | |
ed17c71b | 1711 | /* Use F/W calculated residual length. */ |
0f00a206 LC |
1712 | resid = IS_FWI2_CAPABLE(ha) ? fw_resid_len : resid_len; |
1713 | scsi_set_resid(cp, resid); | |
1714 | if (scsi_status & SS_RESIDUAL_UNDER) { | |
1715 | if (IS_FWI2_CAPABLE(ha) && fw_resid_len != resid_len) { | |
5e19ed90 | 1716 | ql_dbg(ql_dbg_io, fcport->vha, 0x301d, |
7c3df132 SK |
1717 | "Dropped frame(s) detected " |
1718 | "(0x%x of 0x%x bytes).\n", | |
1719 | resid, scsi_bufflen(cp)); | |
0f00a206 | 1720 | |
9ba56b95 | 1721 | res = DID_ERROR << 16 | lscsi_status; |
4e85e3d9 | 1722 | goto check_scsi_status; |
6acf8190 | 1723 | } |
ed17c71b | 1724 | |
0f00a206 LC |
1725 | if (!lscsi_status && |
1726 | ((unsigned)(scsi_bufflen(cp) - resid) < | |
1727 | cp->underflow)) { | |
5e19ed90 | 1728 | ql_dbg(ql_dbg_io, fcport->vha, 0x301e, |
7c3df132 | 1729 | "Mid-layer underflow " |
b7d2280c | 1730 | "detected (0x%x of 0x%x bytes).\n", |
7c3df132 | 1731 | resid, scsi_bufflen(cp)); |
e038a1be | 1732 | |
9ba56b95 | 1733 | res = DID_ERROR << 16; |
0f00a206 LC |
1734 | break; |
1735 | } | |
4aee5766 GM |
1736 | } else if (lscsi_status != SAM_STAT_TASK_SET_FULL && |
1737 | lscsi_status != SAM_STAT_BUSY) { | |
1738 | /* | |
1739 | * scsi status of task set and busy are considered to be | |
1740 | * task not completed. | |
1741 | */ | |
1742 | ||
5e19ed90 | 1743 | ql_dbg(ql_dbg_io, fcport->vha, 0x301f, |
7c3df132 | 1744 | "Dropped frame(s) detected (0x%x " |
4aee5766 GM |
1745 | "of 0x%x bytes).\n", resid, |
1746 | scsi_bufflen(cp)); | |
0f00a206 | 1747 | |
9ba56b95 | 1748 | res = DID_ERROR << 16 | lscsi_status; |
0374f55e | 1749 | goto check_scsi_status; |
4aee5766 GM |
1750 | } else { |
1751 | ql_dbg(ql_dbg_io, fcport->vha, 0x3030, | |
1752 | "scsi_status: 0x%x, lscsi_status: 0x%x\n", | |
1753 | scsi_status, lscsi_status); | |
1da177e4 LT |
1754 | } |
1755 | ||
9ba56b95 | 1756 | res = DID_OK << 16 | lscsi_status; |
b7d2280c | 1757 | logit = 0; |
0f00a206 | 1758 | |
0374f55e | 1759 | check_scsi_status: |
1da177e4 | 1760 | /* |
fa2a1ce5 | 1761 | * Check to see if SCSI Status is non zero. If so report SCSI |
1da177e4 LT |
1762 | * Status. |
1763 | */ | |
1764 | if (lscsi_status != 0) { | |
ffec28a3 | 1765 | if (lscsi_status == SAM_STAT_TASK_SET_FULL) { |
5e19ed90 | 1766 | ql_dbg(ql_dbg_io, fcport->vha, 0x3020, |
7c3df132 | 1767 | "QUEUE FULL detected.\n"); |
b7d2280c | 1768 | logit = 1; |
ffec28a3 AV |
1769 | break; |
1770 | } | |
1da177e4 LT |
1771 | if (lscsi_status != SS_CHECK_CONDITION) |
1772 | break; | |
1773 | ||
b80ca4f7 | 1774 | memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); |
1da177e4 LT |
1775 | if (!(scsi_status & SS_SENSE_LEN_VALID)) |
1776 | break; | |
1777 | ||
5544213b | 1778 | qla2x00_handle_sense(sp, sense_data, par_sense_len, |
9ba56b95 | 1779 | sense_len, rsp, res); |
1da177e4 LT |
1780 | } |
1781 | break; | |
1782 | ||
1da177e4 LT |
1783 | case CS_PORT_LOGGED_OUT: |
1784 | case CS_PORT_CONFIG_CHG: | |
1785 | case CS_PORT_BUSY: | |
1786 | case CS_INCOMPLETE: | |
1787 | case CS_PORT_UNAVAILABLE: | |
b7d2280c | 1788 | case CS_TIMEOUT: |
ff454b01 CD |
1789 | case CS_RESET: |
1790 | ||
056a4483 MC |
1791 | /* |
1792 | * We are going to have the fc class block the rport | |
1793 | * while we try to recover so instruct the mid layer | |
1794 | * to requeue until the class decides how to handle this. | |
1795 | */ | |
9ba56b95 | 1796 | res = DID_TRANSPORT_DISRUPTED << 16; |
b7d2280c AV |
1797 | |
1798 | if (comp_status == CS_TIMEOUT) { | |
1799 | if (IS_FWI2_CAPABLE(ha)) | |
1800 | break; | |
1801 | else if ((le16_to_cpu(sts->status_flags) & | |
1802 | SF_LOGOUT_SENT) == 0) | |
1803 | break; | |
1804 | } | |
1805 | ||
5e19ed90 | 1806 | ql_dbg(ql_dbg_io, fcport->vha, 0x3021, |
7c3df132 SK |
1807 | "Port down status: port-state=0x%x.\n", |
1808 | atomic_read(&fcport->state)); | |
b7d2280c | 1809 | |
a7a28504 | 1810 | if (atomic_read(&fcport->state) == FCS_ONLINE) |
e315cd28 | 1811 | qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1); |
1da177e4 LT |
1812 | break; |
1813 | ||
1da177e4 | 1814 | case CS_ABORTED: |
9ba56b95 | 1815 | res = DID_RESET << 16; |
1da177e4 | 1816 | break; |
bad75002 AE |
1817 | |
1818 | case CS_DIF_ERROR: | |
8cb2049c | 1819 | logit = qla2x00_handle_dif_error(sp, sts24); |
bad75002 | 1820 | break; |
1da177e4 | 1821 | default: |
9ba56b95 | 1822 | res = DID_ERROR << 16; |
1da177e4 LT |
1823 | break; |
1824 | } | |
1825 | ||
b7d2280c AV |
1826 | out: |
1827 | if (logit) | |
5e19ed90 | 1828 | ql_dbg(ql_dbg_io, fcport->vha, 0x3022, |
7c3df132 | 1829 | "FCP command status: 0x%x-0x%x (0x%x) " |
cfb0919c CD |
1830 | "nexus=%ld:%d:%d portid=%02x%02x%02x oxid=0x%x " |
1831 | "cdb=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x len=0x%x " | |
7c3df132 | 1832 | "rsp_info=0x%x resid=0x%x fw_resid=0x%x.\n", |
9ba56b95 | 1833 | comp_status, scsi_status, res, vha->host_no, |
cfb0919c CD |
1834 | cp->device->id, cp->device->lun, fcport->d_id.b.domain, |
1835 | fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id, | |
1836 | cp->cmnd[0], cp->cmnd[1], cp->cmnd[2], cp->cmnd[3], | |
1837 | cp->cmnd[4], cp->cmnd[5], cp->cmnd[6], cp->cmnd[7], | |
1838 | cp->cmnd[8], cp->cmnd[9], scsi_bufflen(cp), rsp_info_len, | |
7c3df132 | 1839 | resid_len, fw_resid_len); |
b7d2280c | 1840 | |
2afa19a9 | 1841 | if (rsp->status_srb == NULL) |
9ba56b95 | 1842 | sp->done(ha, sp, res); |
1da177e4 LT |
1843 | } |
1844 | ||
1845 | /** | |
1846 | * qla2x00_status_cont_entry() - Process a Status Continuations entry. | |
1847 | * @ha: SCSI driver HA context | |
1848 | * @pkt: Entry pointer | |
1849 | * | |
1850 | * Extended sense data. | |
1851 | */ | |
1852 | static void | |
2afa19a9 | 1853 | qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt) |
1da177e4 | 1854 | { |
9ba56b95 | 1855 | uint8_t sense_sz = 0; |
2afa19a9 | 1856 | struct qla_hw_data *ha = rsp->hw; |
7c3df132 | 1857 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
9ba56b95 | 1858 | srb_t *sp = rsp->status_srb; |
1da177e4 | 1859 | struct scsi_cmnd *cp; |
9ba56b95 GM |
1860 | uint32_t sense_len; |
1861 | uint8_t *sense_ptr; | |
1da177e4 | 1862 | |
9ba56b95 GM |
1863 | if (!sp || !GET_CMD_SENSE_LEN(sp)) |
1864 | return; | |
1da177e4 | 1865 | |
9ba56b95 GM |
1866 | sense_len = GET_CMD_SENSE_LEN(sp); |
1867 | sense_ptr = GET_CMD_SENSE_PTR(sp); | |
1da177e4 | 1868 | |
9ba56b95 GM |
1869 | cp = GET_CMD_SP(sp); |
1870 | if (cp == NULL) { | |
1871 | ql_log(ql_log_warn, vha, 0x3025, | |
1872 | "cmd is NULL: already returned to OS (sp=%p).\n", sp); | |
1da177e4 | 1873 | |
9ba56b95 GM |
1874 | rsp->status_srb = NULL; |
1875 | return; | |
1da177e4 | 1876 | } |
1da177e4 | 1877 | |
9ba56b95 GM |
1878 | if (sense_len > sizeof(pkt->data)) |
1879 | sense_sz = sizeof(pkt->data); | |
1880 | else | |
1881 | sense_sz = sense_len; | |
c4631191 | 1882 | |
9ba56b95 GM |
1883 | /* Move sense data. */ |
1884 | if (IS_FWI2_CAPABLE(ha)) | |
1885 | host_to_fcp_swap(pkt->data, sizeof(pkt->data)); | |
1886 | memcpy(sense_ptr, pkt->data, sense_sz); | |
1887 | ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c, | |
1888 | sense_ptr, sense_sz); | |
c4631191 | 1889 | |
9ba56b95 GM |
1890 | sense_len -= sense_sz; |
1891 | sense_ptr += sense_sz; | |
c4631191 | 1892 | |
9ba56b95 GM |
1893 | SET_CMD_SENSE_PTR(sp, sense_ptr); |
1894 | SET_CMD_SENSE_LEN(sp, sense_len); | |
1895 | ||
1896 | /* Place command on done queue. */ | |
1897 | if (sense_len == 0) { | |
1898 | rsp->status_srb = NULL; | |
1899 | sp->done(ha, sp, cp->result); | |
c4631191 | 1900 | } |
c4631191 GM |
1901 | } |
1902 | ||
1da177e4 LT |
1903 | /** |
1904 | * qla2x00_error_entry() - Process an error entry. | |
1905 | * @ha: SCSI driver HA context | |
1906 | * @pkt: Entry pointer | |
1907 | */ | |
1908 | static void | |
73208dfd | 1909 | qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt) |
1da177e4 LT |
1910 | { |
1911 | srb_t *sp; | |
e315cd28 | 1912 | struct qla_hw_data *ha = vha->hw; |
c4631191 | 1913 | const char func[] = "ERROR-IOCB"; |
2afa19a9 | 1914 | uint16_t que = MSW(pkt->handle); |
a6fe35c0 | 1915 | struct req_que *req = NULL; |
9ba56b95 | 1916 | int res = DID_ERROR << 16; |
7c3df132 | 1917 | |
9ba56b95 GM |
1918 | ql_dbg(ql_dbg_async, vha, 0x502a, |
1919 | "type of error status in response: 0x%x\n", pkt->entry_status); | |
1920 | ||
a6fe35c0 AE |
1921 | if (que >= ha->max_req_queues || !ha->req_q_map[que]) |
1922 | goto fatal; | |
1923 | ||
1924 | req = ha->req_q_map[que]; | |
1925 | ||
9ba56b95 GM |
1926 | if (pkt->entry_status & RF_BUSY) |
1927 | res = DID_BUS_BUSY << 16; | |
1da177e4 | 1928 | |
c4631191 | 1929 | sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); |
a6fe35c0 | 1930 | if (sp) { |
9ba56b95 | 1931 | sp->done(ha, sp, res); |
a6fe35c0 | 1932 | return; |
1da177e4 | 1933 | } |
a6fe35c0 AE |
1934 | fatal: |
1935 | ql_log(ql_log_warn, vha, 0x5030, | |
1936 | "Error entry - invalid handle/queue.\n"); | |
1937 | ||
1938 | if (IS_QLA82XX(ha)) | |
1939 | set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags); | |
1940 | else | |
1941 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1942 | qla2xxx_wake_dpc(vha); | |
1da177e4 LT |
1943 | } |
1944 | ||
9a853f71 AV |
1945 | /** |
1946 | * qla24xx_mbx_completion() - Process mailbox command completions. | |
1947 | * @ha: SCSI driver HA context | |
1948 | * @mb0: Mailbox0 register | |
1949 | */ | |
1950 | static void | |
e315cd28 | 1951 | qla24xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) |
9a853f71 AV |
1952 | { |
1953 | uint16_t cnt; | |
4fa94f83 | 1954 | uint32_t mboxes; |
9a853f71 | 1955 | uint16_t __iomem *wptr; |
e315cd28 | 1956 | struct qla_hw_data *ha = vha->hw; |
9a853f71 AV |
1957 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; |
1958 | ||
4fa94f83 AV |
1959 | /* Read all mbox registers? */ |
1960 | mboxes = (1 << ha->mbx_count) - 1; | |
1961 | if (!ha->mcp) | |
1962 | ql_dbg(ql_dbg_async, vha, 0x504e, "MBX pointer ERRROR.\n"); | |
1963 | else | |
1964 | mboxes = ha->mcp->in_mb; | |
1965 | ||
9a853f71 AV |
1966 | /* Load return mailbox registers. */ |
1967 | ha->flags.mbox_int = 1; | |
1968 | ha->mailbox_out[0] = mb0; | |
4fa94f83 | 1969 | mboxes >>= 1; |
9a853f71 AV |
1970 | wptr = (uint16_t __iomem *)®->mailbox1; |
1971 | ||
1972 | for (cnt = 1; cnt < ha->mbx_count; cnt++) { | |
4fa94f83 AV |
1973 | if (mboxes & BIT_0) |
1974 | ha->mailbox_out[cnt] = RD_REG_WORD(wptr); | |
1975 | ||
1976 | mboxes >>= 1; | |
9a853f71 AV |
1977 | wptr++; |
1978 | } | |
9a853f71 AV |
1979 | } |
1980 | ||
1981 | /** | |
1982 | * qla24xx_process_response_queue() - Process response queue entries. | |
1983 | * @ha: SCSI driver HA context | |
1984 | */ | |
2afa19a9 AC |
1985 | void qla24xx_process_response_queue(struct scsi_qla_host *vha, |
1986 | struct rsp_que *rsp) | |
9a853f71 | 1987 | { |
9a853f71 | 1988 | struct sts_entry_24xx *pkt; |
a9083016 | 1989 | struct qla_hw_data *ha = vha->hw; |
9a853f71 | 1990 | |
e315cd28 | 1991 | if (!vha->flags.online) |
9a853f71 AV |
1992 | return; |
1993 | ||
e315cd28 AC |
1994 | while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { |
1995 | pkt = (struct sts_entry_24xx *)rsp->ring_ptr; | |
9a853f71 | 1996 | |
e315cd28 AC |
1997 | rsp->ring_index++; |
1998 | if (rsp->ring_index == rsp->length) { | |
1999 | rsp->ring_index = 0; | |
2000 | rsp->ring_ptr = rsp->ring; | |
9a853f71 | 2001 | } else { |
e315cd28 | 2002 | rsp->ring_ptr++; |
9a853f71 AV |
2003 | } |
2004 | ||
2005 | if (pkt->entry_status != 0) { | |
73208dfd | 2006 | qla2x00_error_entry(vha, rsp, (sts_entry_t *) pkt); |
9a853f71 AV |
2007 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; |
2008 | wmb(); | |
2009 | continue; | |
2010 | } | |
2011 | ||
2012 | switch (pkt->entry_type) { | |
2013 | case STATUS_TYPE: | |
73208dfd | 2014 | qla2x00_status_entry(vha, rsp, pkt); |
9a853f71 AV |
2015 | break; |
2016 | case STATUS_CONT_TYPE: | |
2afa19a9 | 2017 | qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt); |
9a853f71 | 2018 | break; |
2c3dfe3f | 2019 | case VP_RPT_ID_IOCB_TYPE: |
e315cd28 | 2020 | qla24xx_report_id_acquisition(vha, |
2c3dfe3f SJ |
2021 | (struct vp_rpt_id_entry_24xx *)pkt); |
2022 | break; | |
ac280b67 AV |
2023 | case LOGINOUT_PORT_IOCB_TYPE: |
2024 | qla24xx_logio_entry(vha, rsp->req, | |
2025 | (struct logio_entry_24xx *)pkt); | |
2026 | break; | |
3822263e MI |
2027 | case TSK_MGMT_IOCB_TYPE: |
2028 | qla24xx_tm_iocb_entry(vha, rsp->req, | |
2029 | (struct tsk_mgmt_entry *)pkt); | |
2030 | break; | |
9a069e19 GM |
2031 | case CT_IOCB_TYPE: |
2032 | qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); | |
9a069e19 GM |
2033 | break; |
2034 | case ELS_IOCB_TYPE: | |
2035 | qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE); | |
2036 | break; | |
54883291 SK |
2037 | case MARKER_TYPE: |
2038 | /* Do nothing in this case, this check is to prevent it | |
2039 | * from falling into default case | |
2040 | */ | |
2041 | break; | |
9a853f71 AV |
2042 | default: |
2043 | /* Type Not Supported. */ | |
7c3df132 SK |
2044 | ql_dbg(ql_dbg_async, vha, 0x5042, |
2045 | "Received unknown response pkt type %x " | |
9a853f71 | 2046 | "entry status=%x.\n", |
7c3df132 | 2047 | pkt->entry_type, pkt->entry_status); |
9a853f71 AV |
2048 | break; |
2049 | } | |
2050 | ((response_t *)pkt)->signature = RESPONSE_PROCESSED; | |
2051 | wmb(); | |
2052 | } | |
2053 | ||
2054 | /* Adjust ring index */ | |
a9083016 GM |
2055 | if (IS_QLA82XX(ha)) { |
2056 | struct device_reg_82xx __iomem *reg = &ha->iobase->isp82; | |
2057 | WRT_REG_DWORD(®->rsp_q_out[0], rsp->ring_index); | |
2058 | } else | |
2059 | WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index); | |
9a853f71 AV |
2060 | } |
2061 | ||
05236a05 | 2062 | static void |
e315cd28 | 2063 | qla2xxx_check_risc_status(scsi_qla_host_t *vha) |
05236a05 AV |
2064 | { |
2065 | int rval; | |
2066 | uint32_t cnt; | |
e315cd28 | 2067 | struct qla_hw_data *ha = vha->hw; |
05236a05 AV |
2068 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; |
2069 | ||
6246b8a1 | 2070 | if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha)) |
05236a05 AV |
2071 | return; |
2072 | ||
2073 | rval = QLA_SUCCESS; | |
2074 | WRT_REG_DWORD(®->iobase_addr, 0x7C00); | |
2075 | RD_REG_DWORD(®->iobase_addr); | |
2076 | WRT_REG_DWORD(®->iobase_window, 0x0001); | |
2077 | for (cnt = 10000; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && | |
2078 | rval == QLA_SUCCESS; cnt--) { | |
2079 | if (cnt) { | |
2080 | WRT_REG_DWORD(®->iobase_window, 0x0001); | |
2081 | udelay(10); | |
2082 | } else | |
2083 | rval = QLA_FUNCTION_TIMEOUT; | |
2084 | } | |
2085 | if (rval == QLA_SUCCESS) | |
2086 | goto next_test; | |
2087 | ||
2088 | WRT_REG_DWORD(®->iobase_window, 0x0003); | |
2089 | for (cnt = 100; (RD_REG_DWORD(®->iobase_window) & BIT_0) == 0 && | |
2090 | rval == QLA_SUCCESS; cnt--) { | |
2091 | if (cnt) { | |
2092 | WRT_REG_DWORD(®->iobase_window, 0x0003); | |
2093 | udelay(10); | |
2094 | } else | |
2095 | rval = QLA_FUNCTION_TIMEOUT; | |
2096 | } | |
2097 | if (rval != QLA_SUCCESS) | |
2098 | goto done; | |
2099 | ||
2100 | next_test: | |
2101 | if (RD_REG_DWORD(®->iobase_c8) & BIT_3) | |
7c3df132 SK |
2102 | ql_log(ql_log_info, vha, 0x504c, |
2103 | "Additional code -- 0x55AA.\n"); | |
05236a05 AV |
2104 | |
2105 | done: | |
2106 | WRT_REG_DWORD(®->iobase_window, 0x0000); | |
2107 | RD_REG_DWORD(®->iobase_window); | |
2108 | } | |
2109 | ||
9a853f71 | 2110 | /** |
6246b8a1 | 2111 | * qla24xx_intr_handler() - Process interrupts for the ISP23xx and ISP24xx. |
9a853f71 AV |
2112 | * @irq: |
2113 | * @dev_id: SCSI driver HA context | |
9a853f71 AV |
2114 | * |
2115 | * Called by system whenever the host adapter generates an interrupt. | |
2116 | * | |
2117 | * Returns handled flag. | |
2118 | */ | |
2119 | irqreturn_t | |
7d12e780 | 2120 | qla24xx_intr_handler(int irq, void *dev_id) |
9a853f71 | 2121 | { |
e315cd28 AC |
2122 | scsi_qla_host_t *vha; |
2123 | struct qla_hw_data *ha; | |
9a853f71 AV |
2124 | struct device_reg_24xx __iomem *reg; |
2125 | int status; | |
9a853f71 AV |
2126 | unsigned long iter; |
2127 | uint32_t stat; | |
2128 | uint32_t hccr; | |
2129 | uint16_t mb[4]; | |
e315cd28 | 2130 | struct rsp_que *rsp; |
43fac4d9 | 2131 | unsigned long flags; |
9a853f71 | 2132 | |
e315cd28 AC |
2133 | rsp = (struct rsp_que *) dev_id; |
2134 | if (!rsp) { | |
3256b435 CD |
2135 | ql_log(ql_log_info, NULL, 0x5059, |
2136 | "%s: NULL response queue pointer.\n", __func__); | |
9a853f71 AV |
2137 | return IRQ_NONE; |
2138 | } | |
2139 | ||
e315cd28 | 2140 | ha = rsp->hw; |
9a853f71 AV |
2141 | reg = &ha->iobase->isp24; |
2142 | status = 0; | |
2143 | ||
85880801 AV |
2144 | if (unlikely(pci_channel_offline(ha->pdev))) |
2145 | return IRQ_HANDLED; | |
2146 | ||
43fac4d9 | 2147 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 2148 | vha = pci_get_drvdata(ha->pdev); |
9a853f71 AV |
2149 | for (iter = 50; iter--; ) { |
2150 | stat = RD_REG_DWORD(®->host_status); | |
2151 | if (stat & HSRX_RISC_PAUSED) { | |
85880801 | 2152 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
2153 | break; |
2154 | ||
9a853f71 AV |
2155 | hccr = RD_REG_DWORD(®->hccr); |
2156 | ||
7c3df132 SK |
2157 | ql_log(ql_log_warn, vha, 0x504b, |
2158 | "RISC paused -- HCCR=%x, Dumping firmware.\n", | |
2159 | hccr); | |
05236a05 | 2160 | |
e315cd28 | 2161 | qla2xxx_check_risc_status(vha); |
05236a05 | 2162 | |
e315cd28 AC |
2163 | ha->isp_ops->fw_dump(vha, 1); |
2164 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
9a853f71 AV |
2165 | break; |
2166 | } else if ((stat & HSRX_RISC_INT) == 0) | |
2167 | break; | |
2168 | ||
2169 | switch (stat & 0xff) { | |
2170 | case 0x1: | |
2171 | case 0x2: | |
2172 | case 0x10: | |
2173 | case 0x11: | |
e315cd28 | 2174 | qla24xx_mbx_completion(vha, MSW(stat)); |
9a853f71 AV |
2175 | status |= MBX_INTERRUPT; |
2176 | ||
2177 | break; | |
2178 | case 0x12: | |
2179 | mb[0] = MSW(stat); | |
2180 | mb[1] = RD_REG_WORD(®->mailbox1); | |
2181 | mb[2] = RD_REG_WORD(®->mailbox2); | |
2182 | mb[3] = RD_REG_WORD(®->mailbox3); | |
73208dfd | 2183 | qla2x00_async_event(vha, rsp, mb); |
9a853f71 AV |
2184 | break; |
2185 | case 0x13: | |
73208dfd | 2186 | case 0x14: |
2afa19a9 | 2187 | qla24xx_process_response_queue(vha, rsp); |
9a853f71 AV |
2188 | break; |
2189 | default: | |
7c3df132 SK |
2190 | ql_dbg(ql_dbg_async, vha, 0x504f, |
2191 | "Unrecognized interrupt type (%d).\n", stat * 0xff); | |
9a853f71 AV |
2192 | break; |
2193 | } | |
2194 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); | |
2195 | RD_REG_DWORD_RELAXED(®->hccr); | |
2196 | } | |
43fac4d9 | 2197 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
9a853f71 AV |
2198 | |
2199 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && | |
2200 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
9a853f71 | 2201 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 2202 | complete(&ha->mbx_intr_comp); |
9a853f71 AV |
2203 | } |
2204 | ||
2205 | return IRQ_HANDLED; | |
2206 | } | |
2207 | ||
a8488abe AV |
2208 | static irqreturn_t |
2209 | qla24xx_msix_rsp_q(int irq, void *dev_id) | |
2210 | { | |
e315cd28 AC |
2211 | struct qla_hw_data *ha; |
2212 | struct rsp_que *rsp; | |
a8488abe | 2213 | struct device_reg_24xx __iomem *reg; |
2afa19a9 | 2214 | struct scsi_qla_host *vha; |
0f19bc68 | 2215 | unsigned long flags; |
a8488abe | 2216 | |
e315cd28 AC |
2217 | rsp = (struct rsp_que *) dev_id; |
2218 | if (!rsp) { | |
3256b435 CD |
2219 | ql_log(ql_log_info, NULL, 0x505a, |
2220 | "%s: NULL response queue pointer.\n", __func__); | |
e315cd28 AC |
2221 | return IRQ_NONE; |
2222 | } | |
2223 | ha = rsp->hw; | |
a8488abe AV |
2224 | reg = &ha->iobase->isp24; |
2225 | ||
0f19bc68 | 2226 | spin_lock_irqsave(&ha->hardware_lock, flags); |
a8488abe | 2227 | |
a67093d4 | 2228 | vha = pci_get_drvdata(ha->pdev); |
2afa19a9 | 2229 | qla24xx_process_response_queue(vha, rsp); |
3155754a | 2230 | if (!ha->flags.disable_msix_handshake) { |
eb94114b AC |
2231 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); |
2232 | RD_REG_DWORD_RELAXED(®->hccr); | |
2233 | } | |
0f19bc68 | 2234 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
a8488abe AV |
2235 | |
2236 | return IRQ_HANDLED; | |
2237 | } | |
2238 | ||
68ca949c AC |
2239 | static irqreturn_t |
2240 | qla25xx_msix_rsp_q(int irq, void *dev_id) | |
2241 | { | |
2242 | struct qla_hw_data *ha; | |
2243 | struct rsp_que *rsp; | |
3155754a | 2244 | struct device_reg_24xx __iomem *reg; |
0f19bc68 | 2245 | unsigned long flags; |
68ca949c AC |
2246 | |
2247 | rsp = (struct rsp_que *) dev_id; | |
2248 | if (!rsp) { | |
3256b435 CD |
2249 | ql_log(ql_log_info, NULL, 0x505b, |
2250 | "%s: NULL response queue pointer.\n", __func__); | |
68ca949c AC |
2251 | return IRQ_NONE; |
2252 | } | |
2253 | ha = rsp->hw; | |
2254 | ||
3155754a | 2255 | /* Clear the interrupt, if enabled, for this response queue */ |
d424754c | 2256 | if (!ha->flags.disable_msix_handshake) { |
3155754a | 2257 | reg = &ha->iobase->isp24; |
0f19bc68 | 2258 | spin_lock_irqsave(&ha->hardware_lock, flags); |
3155754a AC |
2259 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); |
2260 | RD_REG_DWORD_RELAXED(®->hccr); | |
0f19bc68 | 2261 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
3155754a | 2262 | } |
68ca949c AC |
2263 | queue_work_on((int) (rsp->id - 1), ha->wq, &rsp->q_work); |
2264 | ||
2265 | return IRQ_HANDLED; | |
2266 | } | |
2267 | ||
a8488abe AV |
2268 | static irqreturn_t |
2269 | qla24xx_msix_default(int irq, void *dev_id) | |
2270 | { | |
e315cd28 AC |
2271 | scsi_qla_host_t *vha; |
2272 | struct qla_hw_data *ha; | |
2273 | struct rsp_que *rsp; | |
a8488abe AV |
2274 | struct device_reg_24xx __iomem *reg; |
2275 | int status; | |
a8488abe AV |
2276 | uint32_t stat; |
2277 | uint32_t hccr; | |
2278 | uint16_t mb[4]; | |
0f19bc68 | 2279 | unsigned long flags; |
a8488abe | 2280 | |
e315cd28 AC |
2281 | rsp = (struct rsp_que *) dev_id; |
2282 | if (!rsp) { | |
3256b435 CD |
2283 | ql_log(ql_log_info, NULL, 0x505c, |
2284 | "%s: NULL response queue pointer.\n", __func__); | |
e315cd28 AC |
2285 | return IRQ_NONE; |
2286 | } | |
2287 | ha = rsp->hw; | |
a8488abe AV |
2288 | reg = &ha->iobase->isp24; |
2289 | status = 0; | |
2290 | ||
0f19bc68 | 2291 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2afa19a9 | 2292 | vha = pci_get_drvdata(ha->pdev); |
87f27015 | 2293 | do { |
a8488abe AV |
2294 | stat = RD_REG_DWORD(®->host_status); |
2295 | if (stat & HSRX_RISC_PAUSED) { | |
85880801 | 2296 | if (unlikely(pci_channel_offline(ha->pdev))) |
14e660e6 SJ |
2297 | break; |
2298 | ||
a8488abe AV |
2299 | hccr = RD_REG_DWORD(®->hccr); |
2300 | ||
7c3df132 SK |
2301 | ql_log(ql_log_info, vha, 0x5050, |
2302 | "RISC paused -- HCCR=%x, Dumping firmware.\n", | |
2303 | hccr); | |
05236a05 | 2304 | |
e315cd28 | 2305 | qla2xxx_check_risc_status(vha); |
05236a05 | 2306 | |
e315cd28 AC |
2307 | ha->isp_ops->fw_dump(vha, 1); |
2308 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
a8488abe AV |
2309 | break; |
2310 | } else if ((stat & HSRX_RISC_INT) == 0) | |
2311 | break; | |
2312 | ||
2313 | switch (stat & 0xff) { | |
2314 | case 0x1: | |
2315 | case 0x2: | |
2316 | case 0x10: | |
2317 | case 0x11: | |
e315cd28 | 2318 | qla24xx_mbx_completion(vha, MSW(stat)); |
a8488abe AV |
2319 | status |= MBX_INTERRUPT; |
2320 | ||
2321 | break; | |
2322 | case 0x12: | |
2323 | mb[0] = MSW(stat); | |
2324 | mb[1] = RD_REG_WORD(®->mailbox1); | |
2325 | mb[2] = RD_REG_WORD(®->mailbox2); | |
2326 | mb[3] = RD_REG_WORD(®->mailbox3); | |
73208dfd | 2327 | qla2x00_async_event(vha, rsp, mb); |
a8488abe AV |
2328 | break; |
2329 | case 0x13: | |
73208dfd | 2330 | case 0x14: |
2afa19a9 | 2331 | qla24xx_process_response_queue(vha, rsp); |
a8488abe AV |
2332 | break; |
2333 | default: | |
7c3df132 SK |
2334 | ql_dbg(ql_dbg_async, vha, 0x5051, |
2335 | "Unrecognized interrupt type (%d).\n", stat & 0xff); | |
a8488abe AV |
2336 | break; |
2337 | } | |
2338 | WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_INT); | |
87f27015 | 2339 | } while (0); |
0f19bc68 | 2340 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
a8488abe AV |
2341 | |
2342 | if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) && | |
2343 | (status & MBX_INTERRUPT) && ha->flags.mbox_int) { | |
a8488abe | 2344 | set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); |
0b05a1f0 | 2345 | complete(&ha->mbx_intr_comp); |
a8488abe | 2346 | } |
a8488abe AV |
2347 | return IRQ_HANDLED; |
2348 | } | |
2349 | ||
2350 | /* Interrupt handling helpers. */ | |
2351 | ||
2352 | struct qla_init_msix_entry { | |
a8488abe | 2353 | const char *name; |
476834c2 | 2354 | irq_handler_t handler; |
a8488abe AV |
2355 | }; |
2356 | ||
68ca949c | 2357 | static struct qla_init_msix_entry msix_entries[3] = { |
2afa19a9 AC |
2358 | { "qla2xxx (default)", qla24xx_msix_default }, |
2359 | { "qla2xxx (rsp_q)", qla24xx_msix_rsp_q }, | |
68ca949c | 2360 | { "qla2xxx (multiq)", qla25xx_msix_rsp_q }, |
a8488abe AV |
2361 | }; |
2362 | ||
a9083016 GM |
2363 | static struct qla_init_msix_entry qla82xx_msix_entries[2] = { |
2364 | { "qla2xxx (default)", qla82xx_msix_default }, | |
2365 | { "qla2xxx (rsp_q)", qla82xx_msix_rsp_q }, | |
2366 | }; | |
2367 | ||
a8488abe | 2368 | static void |
e315cd28 | 2369 | qla24xx_disable_msix(struct qla_hw_data *ha) |
a8488abe AV |
2370 | { |
2371 | int i; | |
2372 | struct qla_msix_entry *qentry; | |
7c3df132 | 2373 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
a8488abe | 2374 | |
73208dfd AC |
2375 | for (i = 0; i < ha->msix_count; i++) { |
2376 | qentry = &ha->msix_entries[i]; | |
a8488abe | 2377 | if (qentry->have_irq) |
73208dfd | 2378 | free_irq(qentry->vector, qentry->rsp); |
a8488abe AV |
2379 | } |
2380 | pci_disable_msix(ha->pdev); | |
73208dfd AC |
2381 | kfree(ha->msix_entries); |
2382 | ha->msix_entries = NULL; | |
2383 | ha->flags.msix_enabled = 0; | |
7c3df132 SK |
2384 | ql_dbg(ql_dbg_init, vha, 0x0042, |
2385 | "Disabled the MSI.\n"); | |
a8488abe AV |
2386 | } |
2387 | ||
2388 | static int | |
73208dfd | 2389 | qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) |
a8488abe | 2390 | { |
ad038fa8 | 2391 | #define MIN_MSIX_COUNT 2 |
a8488abe | 2392 | int i, ret; |
73208dfd | 2393 | struct msix_entry *entries; |
a8488abe | 2394 | struct qla_msix_entry *qentry; |
7c3df132 | 2395 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
73208dfd AC |
2396 | |
2397 | entries = kzalloc(sizeof(struct msix_entry) * ha->msix_count, | |
a9083016 | 2398 | GFP_KERNEL); |
7c3df132 SK |
2399 | if (!entries) { |
2400 | ql_log(ql_log_warn, vha, 0x00bc, | |
2401 | "Failed to allocate memory for msix_entry.\n"); | |
73208dfd | 2402 | return -ENOMEM; |
7c3df132 | 2403 | } |
a8488abe | 2404 | |
73208dfd AC |
2405 | for (i = 0; i < ha->msix_count; i++) |
2406 | entries[i].entry = i; | |
a8488abe | 2407 | |
73208dfd | 2408 | ret = pci_enable_msix(ha->pdev, entries, ha->msix_count); |
a8488abe | 2409 | if (ret) { |
ad038fa8 LC |
2410 | if (ret < MIN_MSIX_COUNT) |
2411 | goto msix_failed; | |
2412 | ||
7c3df132 SK |
2413 | ql_log(ql_log_warn, vha, 0x00c6, |
2414 | "MSI-X: Failed to enable support " | |
2415 | "-- %d/%d\n Retry with %d vectors.\n", | |
2416 | ha->msix_count, ret, ret); | |
73208dfd AC |
2417 | ha->msix_count = ret; |
2418 | ret = pci_enable_msix(ha->pdev, entries, ha->msix_count); | |
2419 | if (ret) { | |
ad038fa8 | 2420 | msix_failed: |
7c3df132 SK |
2421 | ql_log(ql_log_fatal, vha, 0x00c7, |
2422 | "MSI-X: Failed to enable support, " | |
2423 | "giving up -- %d/%d.\n", | |
2424 | ha->msix_count, ret); | |
73208dfd AC |
2425 | goto msix_out; |
2426 | } | |
2afa19a9 | 2427 | ha->max_rsp_queues = ha->msix_count - 1; |
73208dfd AC |
2428 | } |
2429 | ha->msix_entries = kzalloc(sizeof(struct qla_msix_entry) * | |
2430 | ha->msix_count, GFP_KERNEL); | |
2431 | if (!ha->msix_entries) { | |
7c3df132 SK |
2432 | ql_log(ql_log_fatal, vha, 0x00c8, |
2433 | "Failed to allocate memory for ha->msix_entries.\n"); | |
73208dfd | 2434 | ret = -ENOMEM; |
a8488abe AV |
2435 | goto msix_out; |
2436 | } | |
2437 | ha->flags.msix_enabled = 1; | |
2438 | ||
73208dfd AC |
2439 | for (i = 0; i < ha->msix_count; i++) { |
2440 | qentry = &ha->msix_entries[i]; | |
2441 | qentry->vector = entries[i].vector; | |
2442 | qentry->entry = entries[i].entry; | |
a8488abe | 2443 | qentry->have_irq = 0; |
73208dfd | 2444 | qentry->rsp = NULL; |
a8488abe AV |
2445 | } |
2446 | ||
2afa19a9 AC |
2447 | /* Enable MSI-X vectors for the base queue */ |
2448 | for (i = 0; i < 2; i++) { | |
2449 | qentry = &ha->msix_entries[i]; | |
a9083016 GM |
2450 | if (IS_QLA82XX(ha)) { |
2451 | ret = request_irq(qentry->vector, | |
2452 | qla82xx_msix_entries[i].handler, | |
2453 | 0, qla82xx_msix_entries[i].name, rsp); | |
2454 | } else { | |
2455 | ret = request_irq(qentry->vector, | |
2456 | msix_entries[i].handler, | |
2457 | 0, msix_entries[i].name, rsp); | |
2458 | } | |
2afa19a9 | 2459 | if (ret) { |
7c3df132 SK |
2460 | ql_log(ql_log_fatal, vha, 0x00cb, |
2461 | "MSI-X: unable to register handler -- %x/%d.\n", | |
2462 | qentry->vector, ret); | |
2afa19a9 AC |
2463 | qla24xx_disable_msix(ha); |
2464 | ha->mqenable = 0; | |
2465 | goto msix_out; | |
2466 | } | |
2467 | qentry->have_irq = 1; | |
2468 | qentry->rsp = rsp; | |
2469 | rsp->msix = qentry; | |
73208dfd | 2470 | } |
73208dfd AC |
2471 | |
2472 | /* Enable MSI-X vector for response queue update for queue 0 */ | |
6246b8a1 GM |
2473 | if (IS_QLA83XX(ha)) { |
2474 | if (ha->msixbase && ha->mqiobase && | |
2475 | (ha->max_rsp_queues > 1 || ha->max_req_queues > 1)) | |
2476 | ha->mqenable = 1; | |
2477 | } else | |
2478 | if (ha->mqiobase | |
2479 | && (ha->max_rsp_queues > 1 || ha->max_req_queues > 1)) | |
2480 | ha->mqenable = 1; | |
7c3df132 SK |
2481 | ql_dbg(ql_dbg_multiq, vha, 0xc005, |
2482 | "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n", | |
2483 | ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues); | |
2484 | ql_dbg(ql_dbg_init, vha, 0x0055, | |
2485 | "mqiobase=%p, max_rsp_queues=%d, max_req_queues=%d.\n", | |
2486 | ha->mqiobase, ha->max_rsp_queues, ha->max_req_queues); | |
73208dfd | 2487 | |
a8488abe | 2488 | msix_out: |
73208dfd | 2489 | kfree(entries); |
a8488abe AV |
2490 | return ret; |
2491 | } | |
2492 | ||
2493 | int | |
73208dfd | 2494 | qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp) |
a8488abe AV |
2495 | { |
2496 | int ret; | |
963b0fdd | 2497 | device_reg_t __iomem *reg = ha->iobase; |
7c3df132 | 2498 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
a8488abe AV |
2499 | |
2500 | /* If possible, enable MSI-X. */ | |
6246b8a1 GM |
2501 | if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) && |
2502 | !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha)) | |
6377a7ae BH |
2503 | goto skip_msi; |
2504 | ||
2505 | if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP && | |
2506 | (ha->pdev->subsystem_device == 0x7040 || | |
2507 | ha->pdev->subsystem_device == 0x7041 || | |
2508 | ha->pdev->subsystem_device == 0x1705)) { | |
7c3df132 SK |
2509 | ql_log(ql_log_warn, vha, 0x0034, |
2510 | "MSI-X: Unsupported ISP 2432 SSVID/SSDID (0x%X,0x%X).\n", | |
6377a7ae | 2511 | ha->pdev->subsystem_vendor, |
7c3df132 | 2512 | ha->pdev->subsystem_device); |
6377a7ae BH |
2513 | goto skip_msi; |
2514 | } | |
a8488abe | 2515 | |
42cd4f5d | 2516 | if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) { |
7c3df132 SK |
2517 | ql_log(ql_log_warn, vha, 0x0035, |
2518 | "MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n", | |
42cd4f5d | 2519 | ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX); |
a8488abe AV |
2520 | goto skip_msix; |
2521 | } | |
2522 | ||
73208dfd | 2523 | ret = qla24xx_enable_msix(ha, rsp); |
a8488abe | 2524 | if (!ret) { |
7c3df132 SK |
2525 | ql_dbg(ql_dbg_init, vha, 0x0036, |
2526 | "MSI-X: Enabled (0x%X, 0x%X).\n", | |
2527 | ha->chip_revision, ha->fw_attributes); | |
963b0fdd | 2528 | goto clear_risc_ints; |
a8488abe | 2529 | } |
7c3df132 SK |
2530 | ql_log(ql_log_info, vha, 0x0037, |
2531 | "MSI-X Falling back-to MSI mode -%d.\n", ret); | |
a8488abe | 2532 | skip_msix: |
cbedb601 | 2533 | |
3a03eb79 AV |
2534 | if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) && |
2535 | !IS_QLA8001(ha)) | |
cbedb601 AV |
2536 | goto skip_msi; |
2537 | ||
2538 | ret = pci_enable_msi(ha->pdev); | |
2539 | if (!ret) { | |
7c3df132 SK |
2540 | ql_dbg(ql_dbg_init, vha, 0x0038, |
2541 | "MSI: Enabled.\n"); | |
cbedb601 | 2542 | ha->flags.msi_enabled = 1; |
a9083016 | 2543 | } else |
7c3df132 SK |
2544 | ql_log(ql_log_warn, vha, 0x0039, |
2545 | "MSI-X; Falling back-to INTa mode -- %d.\n", ret); | |
cbedb601 AV |
2546 | skip_msi: |
2547 | ||
fd34f556 | 2548 | ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler, |
7992abfc MH |
2549 | ha->flags.msi_enabled ? 0 : IRQF_SHARED, |
2550 | QLA2XXX_DRIVER_NAME, rsp); | |
963b0fdd | 2551 | if (ret) { |
7c3df132 | 2552 | ql_log(ql_log_warn, vha, 0x003a, |
a8488abe AV |
2553 | "Failed to reserve interrupt %d already in use.\n", |
2554 | ha->pdev->irq); | |
963b0fdd AV |
2555 | goto fail; |
2556 | } | |
7992abfc | 2557 | |
963b0fdd AV |
2558 | clear_risc_ints: |
2559 | ||
3a03eb79 AV |
2560 | /* |
2561 | * FIXME: Noted that 8014s were being dropped during NK testing. | |
2562 | * Timing deltas during MSI-X/INTa transitions? | |
2563 | */ | |
6246b8a1 | 2564 | if (IS_QLA81XX(ha) || IS_QLA82XX(ha) || IS_QLA83XX(ha)) |
3a03eb79 | 2565 | goto fail; |
c6952483 | 2566 | spin_lock_irq(&ha->hardware_lock); |
963b0fdd AV |
2567 | if (IS_FWI2_CAPABLE(ha)) { |
2568 | WRT_REG_DWORD(®->isp24.hccr, HCCRX_CLR_HOST_INT); | |
2569 | WRT_REG_DWORD(®->isp24.hccr, HCCRX_CLR_RISC_INT); | |
2570 | } else { | |
2571 | WRT_REG_WORD(®->isp.semaphore, 0); | |
2572 | WRT_REG_WORD(®->isp.hccr, HCCR_CLR_RISC_INT); | |
2573 | WRT_REG_WORD(®->isp.hccr, HCCR_CLR_HOST_INT); | |
a8488abe | 2574 | } |
c6952483 | 2575 | spin_unlock_irq(&ha->hardware_lock); |
a8488abe | 2576 | |
963b0fdd | 2577 | fail: |
a8488abe AV |
2578 | return ret; |
2579 | } | |
2580 | ||
2581 | void | |
e315cd28 | 2582 | qla2x00_free_irqs(scsi_qla_host_t *vha) |
a8488abe | 2583 | { |
e315cd28 | 2584 | struct qla_hw_data *ha = vha->hw; |
9a347ff4 CD |
2585 | struct rsp_que *rsp; |
2586 | ||
2587 | /* | |
2588 | * We need to check that ha->rsp_q_map is valid in case we are called | |
2589 | * from a probe failure context. | |
2590 | */ | |
2591 | if (!ha->rsp_q_map || !ha->rsp_q_map[0]) | |
2592 | return; | |
2593 | rsp = ha->rsp_q_map[0]; | |
a8488abe AV |
2594 | |
2595 | if (ha->flags.msix_enabled) | |
2596 | qla24xx_disable_msix(ha); | |
90a86fc0 | 2597 | else if (ha->flags.msi_enabled) { |
e315cd28 | 2598 | free_irq(ha->pdev->irq, rsp); |
cbedb601 | 2599 | pci_disable_msi(ha->pdev); |
90a86fc0 JC |
2600 | } else |
2601 | free_irq(ha->pdev->irq, rsp); | |
a8488abe | 2602 | } |
e315cd28 | 2603 | |
73208dfd AC |
2604 | |
2605 | int qla25xx_request_irq(struct rsp_que *rsp) | |
2606 | { | |
2607 | struct qla_hw_data *ha = rsp->hw; | |
2afa19a9 | 2608 | struct qla_init_msix_entry *intr = &msix_entries[2]; |
73208dfd | 2609 | struct qla_msix_entry *msix = rsp->msix; |
7c3df132 | 2610 | scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev); |
73208dfd AC |
2611 | int ret; |
2612 | ||
2613 | ret = request_irq(msix->vector, intr->handler, 0, intr->name, rsp); | |
2614 | if (ret) { | |
7c3df132 SK |
2615 | ql_log(ql_log_fatal, vha, 0x00e6, |
2616 | "MSI-X: Unable to register handler -- %x/%d.\n", | |
2617 | msix->vector, ret); | |
73208dfd AC |
2618 | return ret; |
2619 | } | |
2620 | msix->have_irq = 1; | |
2621 | msix->rsp = rsp; | |
2622 | return ret; | |
2623 | } |