Commit | Line | Data |
---|---|---|
2c3dfe3f | 1 | /* |
01e58d8e | 2 | * QLogic Fibre Channel HBA Driver |
bd21eaf9 | 3 | * Copyright (c) 2003-2014 QLogic Corporation |
2c3dfe3f | 4 | * |
01e58d8e | 5 | * See LICENSE.qla2xxx for copyright and licensing details. |
2c3dfe3f SJ |
6 | */ |
7 | #include "qla_def.h" | |
7b867cf7 | 8 | #include "qla_gbl.h" |
2d70c103 | 9 | #include "qla_target.h" |
2c3dfe3f | 10 | |
2c3dfe3f SJ |
11 | #include <linux/moduleparam.h> |
12 | #include <linux/vmalloc.h> | |
5a0e3ad6 | 13 | #include <linux/slab.h> |
2c3dfe3f SJ |
14 | #include <linux/list.h> |
15 | ||
16 | #include <scsi/scsi_tcq.h> | |
17 | #include <scsi/scsicam.h> | |
18 | #include <linux/delay.h> | |
19 | ||
2c3dfe3f SJ |
20 | void |
21 | qla2x00_vp_stop_timer(scsi_qla_host_t *vha) | |
22 | { | |
7b867cf7 | 23 | if (vha->vp_idx && vha->timer_active) { |
2c3dfe3f SJ |
24 | del_timer_sync(&vha->timer); |
25 | vha->timer_active = 0; | |
26 | } | |
27 | } | |
28 | ||
a824ebb3 | 29 | static uint32_t |
2c3dfe3f SJ |
30 | qla24xx_allocate_vp_id(scsi_qla_host_t *vha) |
31 | { | |
32 | uint32_t vp_id; | |
7b867cf7 | 33 | struct qla_hw_data *ha = vha->hw; |
feafb7b1 | 34 | unsigned long flags; |
2c3dfe3f SJ |
35 | |
36 | /* Find an empty slot and assign an vp_id */ | |
6c2f527c | 37 | mutex_lock(&ha->vport_lock); |
eb66dc60 AV |
38 | vp_id = find_first_zero_bit(ha->vp_idx_map, ha->max_npiv_vports + 1); |
39 | if (vp_id > ha->max_npiv_vports) { | |
7c3df132 SK |
40 | ql_dbg(ql_dbg_vport, vha, 0xa000, |
41 | "vp_id %d is bigger than max-supported %d.\n", | |
42 | vp_id, ha->max_npiv_vports); | |
6c2f527c | 43 | mutex_unlock(&ha->vport_lock); |
2c3dfe3f SJ |
44 | return vp_id; |
45 | } | |
46 | ||
eb66dc60 | 47 | set_bit(vp_id, ha->vp_idx_map); |
2c3dfe3f SJ |
48 | ha->num_vhosts++; |
49 | vha->vp_idx = vp_id; | |
feafb7b1 AE |
50 | |
51 | spin_lock_irqsave(&ha->vport_slock, flags); | |
7b867cf7 | 52 | list_add_tail(&vha->list, &ha->vp_list); |
9d1aa4e1 | 53 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
2d70c103 | 54 | |
9d1aa4e1 | 55 | spin_lock_irqsave(&ha->hardware_lock, flags); |
2d70c103 | 56 | qlt_update_vp_map(vha, SET_VP_IDX); |
9d1aa4e1 | 57 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
feafb7b1 | 58 | |
6c2f527c | 59 | mutex_unlock(&ha->vport_lock); |
2c3dfe3f SJ |
60 | return vp_id; |
61 | } | |
62 | ||
63 | void | |
64 | qla24xx_deallocate_vp_id(scsi_qla_host_t *vha) | |
65 | { | |
66 | uint16_t vp_id; | |
7b867cf7 | 67 | struct qla_hw_data *ha = vha->hw; |
feafb7b1 | 68 | unsigned long flags = 0; |
2c3dfe3f | 69 | |
6c2f527c | 70 | mutex_lock(&ha->vport_lock); |
feafb7b1 AE |
71 | /* |
72 | * Wait for all pending activities to finish before removing vport from | |
73 | * the list. | |
74 | * Lock needs to be held for safe removal from the list (it | |
75 | * ensures no active vp_list traversal while the vport is removed | |
76 | * from the queue) | |
77 | */ | |
6e98095f | 78 | wait_event_timeout(vha->vref_waitq, !atomic_read(&vha->vref_count), |
c4a9b538 | 79 | 10*HZ); |
feafb7b1 | 80 | |
c4a9b538 JC |
81 | spin_lock_irqsave(&ha->vport_slock, flags); |
82 | if (atomic_read(&vha->vref_count)) { | |
83 | ql_dbg(ql_dbg_vport, vha, 0xfffa, | |
84 | "vha->vref_count=%u timeout\n", vha->vref_count.counter); | |
85 | vha->vref_count = (atomic_t)ATOMIC_INIT(0); | |
feafb7b1 AE |
86 | } |
87 | list_del(&vha->list); | |
2d70c103 | 88 | qlt_update_vp_map(vha, RESET_VP_IDX); |
feafb7b1 AE |
89 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
90 | ||
2c3dfe3f SJ |
91 | vp_id = vha->vp_idx; |
92 | ha->num_vhosts--; | |
eb66dc60 | 93 | clear_bit(vp_id, ha->vp_idx_map); |
feafb7b1 | 94 | |
6c2f527c | 95 | mutex_unlock(&ha->vport_lock); |
2c3dfe3f SJ |
96 | } |
97 | ||
a824ebb3 | 98 | static scsi_qla_host_t * |
7b867cf7 | 99 | qla24xx_find_vhost_by_name(struct qla_hw_data *ha, uint8_t *port_name) |
2c3dfe3f SJ |
100 | { |
101 | scsi_qla_host_t *vha; | |
ee546b6e | 102 | struct scsi_qla_host *tvha; |
feafb7b1 | 103 | unsigned long flags; |
2c3dfe3f | 104 | |
feafb7b1 | 105 | spin_lock_irqsave(&ha->vport_slock, flags); |
2c3dfe3f | 106 | /* Locate matching device in database. */ |
ee546b6e | 107 | list_for_each_entry_safe(vha, tvha, &ha->vp_list, list) { |
feafb7b1 AE |
108 | if (!memcmp(port_name, vha->port_name, WWN_SIZE)) { |
109 | spin_unlock_irqrestore(&ha->vport_slock, flags); | |
2c3dfe3f | 110 | return vha; |
feafb7b1 | 111 | } |
2c3dfe3f | 112 | } |
feafb7b1 | 113 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
2c3dfe3f SJ |
114 | return NULL; |
115 | } | |
116 | ||
117 | /* | |
118 | * qla2x00_mark_vp_devices_dead | |
119 | * Updates fcport state when device goes offline. | |
120 | * | |
121 | * Input: | |
122 | * ha = adapter block pointer. | |
123 | * fcport = port structure pointer. | |
124 | * | |
125 | * Return: | |
126 | * None. | |
127 | * | |
128 | * Context: | |
129 | */ | |
26ff776d | 130 | static void |
2c3dfe3f SJ |
131 | qla2x00_mark_vp_devices_dead(scsi_qla_host_t *vha) |
132 | { | |
feafb7b1 AE |
133 | /* |
134 | * !!! NOTE !!! | |
135 | * This function, if called in contexts other than vp create, disable | |
136 | * or delete, please make sure this is synchronized with the | |
137 | * delete thread. | |
138 | */ | |
2c3dfe3f | 139 | fc_port_t *fcport; |
2c3dfe3f | 140 | |
7b867cf7 | 141 | list_for_each_entry(fcport, &vha->vp_fcports, list) { |
7c3df132 SK |
142 | ql_dbg(ql_dbg_vport, vha, 0xa001, |
143 | "Marking port dead, loop_id=0x%04x : %x.\n", | |
c6d39e23 | 144 | fcport->loop_id, fcport->vha->vp_idx); |
2c3dfe3f | 145 | |
2c3dfe3f | 146 | qla2x00_mark_device_lost(vha, fcport, 0, 0); |
ec426e10 | 147 | qla2x00_set_fcport_state(fcport, FCS_UNCONFIGURED); |
2c3dfe3f SJ |
148 | } |
149 | } | |
150 | ||
151 | int | |
152 | qla24xx_disable_vp(scsi_qla_host_t *vha) | |
153 | { | |
29c08cda | 154 | unsigned long flags; |
2c3dfe3f SJ |
155 | int ret; |
156 | ||
157 | ret = qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL); | |
158 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
159 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
160 | ||
2d70c103 | 161 | /* Remove port id from vp target map */ |
9d1aa4e1 | 162 | spin_lock_irqsave(&vha->hw->hardware_lock, flags); |
2d70c103 | 163 | qlt_update_vp_map(vha, RESET_AL_PA); |
9d1aa4e1 | 164 | spin_unlock_irqrestore(&vha->hw->hardware_lock, flags); |
2d70c103 | 165 | |
2c3dfe3f SJ |
166 | qla2x00_mark_vp_devices_dead(vha); |
167 | atomic_set(&vha->vp_state, VP_FAILED); | |
168 | vha->flags.management_server_logged_in = 0; | |
169 | if (ret == QLA_SUCCESS) { | |
170 | fc_vport_set_state(vha->fc_vport, FC_VPORT_DISABLED); | |
171 | } else { | |
172 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
173 | return -1; | |
174 | } | |
175 | return 0; | |
176 | } | |
177 | ||
178 | int | |
179 | qla24xx_enable_vp(scsi_qla_host_t *vha) | |
180 | { | |
181 | int ret; | |
7b867cf7 AC |
182 | struct qla_hw_data *ha = vha->hw; |
183 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
2c3dfe3f SJ |
184 | |
185 | /* Check if physical ha port is Up */ | |
7b867cf7 | 186 | if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || |
3f3b6f98 LC |
187 | atomic_read(&base_vha->loop_state) == LOOP_DEAD || |
188 | !(ha->current_topology & ISP_CFG_F)) { | |
2c3dfe3f SJ |
189 | vha->vp_err_state = VP_ERR_PORTDWN; |
190 | fc_vport_set_state(vha->fc_vport, FC_VPORT_LINKDOWN); | |
1608cc4a QT |
191 | ql_dbg(ql_dbg_taskm, vha, 0x800b, |
192 | "%s skip enable. loop_state %x topo %x\n", | |
193 | __func__, base_vha->loop_state.counter, | |
194 | ha->current_topology); | |
195 | ||
2c3dfe3f SJ |
196 | goto enable_failed; |
197 | } | |
198 | ||
199 | /* Initialize the new vport unless it is a persistent port */ | |
6c2f527c | 200 | mutex_lock(&ha->vport_lock); |
2c3dfe3f | 201 | ret = qla24xx_modify_vp_config(vha); |
6c2f527c | 202 | mutex_unlock(&ha->vport_lock); |
2c3dfe3f SJ |
203 | |
204 | if (ret != QLA_SUCCESS) { | |
205 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
206 | goto enable_failed; | |
207 | } | |
208 | ||
7c3df132 SK |
209 | ql_dbg(ql_dbg_taskm, vha, 0x801a, |
210 | "Virtual port with id: %d - Enabled.\n", vha->vp_idx); | |
2c3dfe3f SJ |
211 | return 0; |
212 | ||
213 | enable_failed: | |
7c3df132 SK |
214 | ql_dbg(ql_dbg_taskm, vha, 0x801b, |
215 | "Virtual port with id: %d - Disabled.\n", vha->vp_idx); | |
2c3dfe3f SJ |
216 | return 1; |
217 | } | |
218 | ||
26ff776d | 219 | static void |
2c3dfe3f SJ |
220 | qla24xx_configure_vp(scsi_qla_host_t *vha) |
221 | { | |
222 | struct fc_vport *fc_vport; | |
223 | int ret; | |
224 | ||
225 | fc_vport = vha->fc_vport; | |
226 | ||
7c3df132 SK |
227 | ql_dbg(ql_dbg_vport, vha, 0xa002, |
228 | "%s: change request #3.\n", __func__); | |
2c3dfe3f SJ |
229 | ret = qla2x00_send_change_request(vha, 0x3, vha->vp_idx); |
230 | if (ret != QLA_SUCCESS) { | |
7c3df132 SK |
231 | ql_dbg(ql_dbg_vport, vha, 0xa003, "Failed to enable " |
232 | "receiving of RSCN requests: 0x%x.\n", ret); | |
2c3dfe3f SJ |
233 | return; |
234 | } else { | |
235 | /* Corresponds to SCR enabled */ | |
236 | clear_bit(VP_SCR_NEEDED, &vha->vp_flags); | |
237 | } | |
238 | ||
239 | vha->flags.online = 1; | |
240 | if (qla24xx_configure_vhba(vha)) | |
241 | return; | |
242 | ||
243 | atomic_set(&vha->vp_state, VP_ACTIVE); | |
244 | fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); | |
245 | } | |
246 | ||
247 | void | |
73208dfd | 248 | qla2x00_alert_all_vps(struct rsp_que *rsp, uint16_t *mb) |
2c3dfe3f | 249 | { |
feafb7b1 | 250 | scsi_qla_host_t *vha; |
73208dfd | 251 | struct qla_hw_data *ha = rsp->hw; |
7b867cf7 | 252 | int i = 0; |
feafb7b1 | 253 | unsigned long flags; |
2c3dfe3f | 254 | |
feafb7b1 AE |
255 | spin_lock_irqsave(&ha->vport_slock, flags); |
256 | list_for_each_entry(vha, &ha->vp_list, list) { | |
7b867cf7 | 257 | if (vha->vp_idx) { |
feafb7b1 AE |
258 | atomic_inc(&vha->vref_count); |
259 | spin_unlock_irqrestore(&ha->vport_slock, flags); | |
260 | ||
2c3dfe3f SJ |
261 | switch (mb[0]) { |
262 | case MBA_LIP_OCCURRED: | |
263 | case MBA_LOOP_UP: | |
264 | case MBA_LOOP_DOWN: | |
265 | case MBA_LIP_RESET: | |
266 | case MBA_POINT_TO_POINT: | |
267 | case MBA_CHG_IN_CONNECTION: | |
268 | case MBA_PORT_UPDATE: | |
269 | case MBA_RSCN_UPDATE: | |
7c3df132 SK |
270 | ql_dbg(ql_dbg_async, vha, 0x5024, |
271 | "Async_event for VP[%d], mb=0x%x vha=%p.\n", | |
272 | i, *mb, vha); | |
73208dfd | 273 | qla2x00_async_event(vha, rsp, mb); |
2c3dfe3f SJ |
274 | break; |
275 | } | |
feafb7b1 AE |
276 | |
277 | spin_lock_irqsave(&ha->vport_slock, flags); | |
278 | atomic_dec(&vha->vref_count); | |
c4a9b538 | 279 | wake_up(&vha->vref_waitq); |
2c3dfe3f | 280 | } |
7b867cf7 | 281 | i++; |
2c3dfe3f | 282 | } |
feafb7b1 | 283 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
2c3dfe3f SJ |
284 | } |
285 | ||
7b867cf7 | 286 | int |
2c3dfe3f SJ |
287 | qla2x00_vp_abort_isp(scsi_qla_host_t *vha) |
288 | { | |
289 | /* | |
290 | * Physical port will do most of the abort and recovery work. We can | |
291 | * just treat it as a loop down | |
292 | */ | |
293 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
294 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
295 | qla2x00_mark_all_devices_lost(vha, 0); | |
296 | } else { | |
297 | if (!atomic_read(&vha->loop_down_timer)) | |
298 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
299 | } | |
300 | ||
0d6e61bc AV |
301 | /* |
302 | * To exclusively reset vport, we need to log it out first. Note: this | |
303 | * control_vp can fail if ISP reset is already issued, this is | |
304 | * expected, as the vp would be already logged out due to ISP reset. | |
305 | */ | |
7b867cf7 AC |
306 | if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) |
307 | qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL); | |
308 | ||
7c3df132 SK |
309 | ql_dbg(ql_dbg_taskm, vha, 0x801d, |
310 | "Scheduling enable of Vport %d.\n", vha->vp_idx); | |
7b867cf7 | 311 | return qla24xx_enable_vp(vha); |
2c3dfe3f SJ |
312 | } |
313 | ||
a824ebb3 | 314 | static int |
2c3dfe3f SJ |
315 | qla2x00_do_dpc_vp(scsi_qla_host_t *vha) |
316 | { | |
ded6411f SC |
317 | struct qla_hw_data *ha = vha->hw; |
318 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
319 | ||
5f28d2d7 SK |
320 | ql_dbg(ql_dbg_dpc + ql_dbg_verbose, vha, 0x4012, |
321 | "Entering %s vp_flags: 0x%lx.\n", __func__, vha->vp_flags); | |
7c3df132 | 322 | |
ded6411f SC |
323 | /* Check if Fw is ready to configure VP first */ |
324 | if (test_bit(VP_CONFIG_OK, &base_vha->vp_flags)) { | |
325 | if (test_and_clear_bit(VP_IDX_ACQUIRED, &vha->vp_flags)) { | |
326 | /* VP acquired. complete port configuration */ | |
327 | ql_dbg(ql_dbg_dpc, vha, 0x4014, | |
328 | "Configure VP scheduled.\n"); | |
329 | qla24xx_configure_vp(vha); | |
330 | ql_dbg(ql_dbg_dpc, vha, 0x4015, | |
331 | "Configure VP end.\n"); | |
332 | return 0; | |
333 | } | |
2c3dfe3f SJ |
334 | } |
335 | ||
7b867cf7 | 336 | if (test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) { |
7c3df132 SK |
337 | ql_dbg(ql_dbg_dpc, vha, 0x4016, |
338 | "FCPort update scheduled.\n"); | |
7b867cf7 AC |
339 | qla2x00_update_fcports(vha); |
340 | clear_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags); | |
7c3df132 SK |
341 | ql_dbg(ql_dbg_dpc, vha, 0x4017, |
342 | "FCPort update end.\n"); | |
7b867cf7 AC |
343 | } |
344 | ||
4005a995 QT |
345 | if (test_bit(RELOGIN_NEEDED, &vha->dpc_flags) && |
346 | !test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) && | |
347 | atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
348 | ||
349 | if (!vha->relogin_jif || | |
350 | time_after_eq(jiffies, vha->relogin_jif)) { | |
351 | vha->relogin_jif = jiffies + HZ; | |
352 | clear_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
353 | ||
354 | ql_dbg(ql_dbg_dpc, vha, 0x4018, | |
355 | "Relogin needed scheduled.\n"); | |
9b3e0f4d | 356 | qla24xx_post_relogin_work(vha); |
4005a995 | 357 | } |
7b867cf7 | 358 | } |
2c3dfe3f SJ |
359 | |
360 | if (test_and_clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) && | |
361 | (!(test_and_set_bit(RESET_ACTIVE, &vha->dpc_flags)))) { | |
362 | clear_bit(RESET_ACTIVE, &vha->dpc_flags); | |
363 | } | |
364 | ||
73208dfd | 365 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) { |
2c3dfe3f | 366 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags))) { |
7c3df132 SK |
367 | ql_dbg(ql_dbg_dpc, vha, 0x401a, |
368 | "Loop resync scheduled.\n"); | |
2c3dfe3f SJ |
369 | qla2x00_loop_resync(vha); |
370 | clear_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags); | |
7c3df132 SK |
371 | ql_dbg(ql_dbg_dpc, vha, 0x401b, |
372 | "Loop resync end.\n"); | |
2c3dfe3f SJ |
373 | } |
374 | } | |
375 | ||
5f28d2d7 | 376 | ql_dbg(ql_dbg_dpc + ql_dbg_verbose, vha, 0x401c, |
7c3df132 | 377 | "Exiting %s.\n", __func__); |
2c3dfe3f SJ |
378 | return 0; |
379 | } | |
380 | ||
381 | void | |
7b867cf7 | 382 | qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha) |
2c3dfe3f | 383 | { |
7b867cf7 AC |
384 | struct qla_hw_data *ha = vha->hw; |
385 | scsi_qla_host_t *vp; | |
feafb7b1 | 386 | unsigned long flags = 0; |
2c3dfe3f | 387 | |
7b867cf7 | 388 | if (vha->vp_idx) |
2c3dfe3f SJ |
389 | return; |
390 | if (list_empty(&ha->vp_list)) | |
391 | return; | |
392 | ||
7b867cf7 | 393 | clear_bit(VP_DPC_NEEDED, &vha->dpc_flags); |
2c3dfe3f | 394 | |
0d6e61bc AV |
395 | if (!(ha->current_topology & ISP_CFG_F)) |
396 | return; | |
397 | ||
feafb7b1 AE |
398 | spin_lock_irqsave(&ha->vport_slock, flags); |
399 | list_for_each_entry(vp, &ha->vp_list, list) { | |
400 | if (vp->vp_idx) { | |
401 | atomic_inc(&vp->vref_count); | |
402 | spin_unlock_irqrestore(&ha->vport_slock, flags); | |
403 | ||
52c82823 | 404 | qla2x00_do_dpc_vp(vp); |
feafb7b1 AE |
405 | |
406 | spin_lock_irqsave(&ha->vport_slock, flags); | |
407 | atomic_dec(&vp->vref_count); | |
408 | } | |
2c3dfe3f | 409 | } |
feafb7b1 | 410 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
2c3dfe3f SJ |
411 | } |
412 | ||
413 | int | |
414 | qla24xx_vport_create_req_sanity_check(struct fc_vport *fc_vport) | |
415 | { | |
7b867cf7 AC |
416 | scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); |
417 | struct qla_hw_data *ha = base_vha->hw; | |
2c3dfe3f SJ |
418 | scsi_qla_host_t *vha; |
419 | uint8_t port_name[WWN_SIZE]; | |
420 | ||
421 | if (fc_vport->roles != FC_PORT_ROLE_FCP_INITIATOR) | |
422 | return VPCERR_UNSUPPORTED; | |
423 | ||
424 | /* Check up the F/W and H/W support NPIV */ | |
425 | if (!ha->flags.npiv_supported) | |
426 | return VPCERR_UNSUPPORTED; | |
427 | ||
428 | /* Check up whether npiv supported switch presented */ | |
429 | if (!(ha->switch_cap & FLOGI_MID_SUPPORT)) | |
430 | return VPCERR_NO_FABRIC_SUPP; | |
431 | ||
432 | /* Check up unique WWPN */ | |
433 | u64_to_wwn(fc_vport->port_name, port_name); | |
7b867cf7 | 434 | if (!memcmp(port_name, base_vha->port_name, WWN_SIZE)) |
50db6b13 | 435 | return VPCERR_BAD_WWN; |
2c3dfe3f SJ |
436 | vha = qla24xx_find_vhost_by_name(ha, port_name); |
437 | if (vha) | |
438 | return VPCERR_BAD_WWN; | |
439 | ||
440 | /* Check up max-npiv-supports */ | |
441 | if (ha->num_vhosts > ha->max_npiv_vports) { | |
7c3df132 SK |
442 | ql_dbg(ql_dbg_vport, vha, 0xa004, |
443 | "num_vhosts %ud is bigger " | |
444 | "than max_npiv_vports %ud.\n", | |
445 | ha->num_vhosts, ha->max_npiv_vports); | |
2c3dfe3f SJ |
446 | return VPCERR_UNSUPPORTED; |
447 | } | |
448 | return 0; | |
449 | } | |
450 | ||
451 | scsi_qla_host_t * | |
452 | qla24xx_create_vhost(struct fc_vport *fc_vport) | |
453 | { | |
7b867cf7 AC |
454 | scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); |
455 | struct qla_hw_data *ha = base_vha->hw; | |
2c3dfe3f | 456 | scsi_qla_host_t *vha; |
a5326f86 | 457 | struct scsi_host_template *sht = &qla2xxx_driver_template; |
2c3dfe3f SJ |
458 | struct Scsi_Host *host; |
459 | ||
7b867cf7 AC |
460 | vha = qla2x00_create_host(sht, ha); |
461 | if (!vha) { | |
7c3df132 SK |
462 | ql_log(ql_log_warn, vha, 0xa005, |
463 | "scsi_host_alloc() failed for vport.\n"); | |
2c3dfe3f SJ |
464 | return(NULL); |
465 | } | |
466 | ||
7b867cf7 | 467 | host = vha->host; |
2c3dfe3f | 468 | fc_vport->dd_data = vha; |
2c3dfe3f SJ |
469 | /* New host info */ |
470 | u64_to_wwn(fc_vport->node_name, vha->node_name); | |
471 | u64_to_wwn(fc_vport->port_name, vha->port_name); | |
472 | ||
2c3dfe3f SJ |
473 | vha->fc_vport = fc_vport; |
474 | vha->device_flags = 0; | |
2c3dfe3f SJ |
475 | vha->vp_idx = qla24xx_allocate_vp_id(vha); |
476 | if (vha->vp_idx > ha->max_npiv_vports) { | |
7c3df132 SK |
477 | ql_dbg(ql_dbg_vport, vha, 0xa006, |
478 | "Couldn't allocate vp_id.\n"); | |
7b867cf7 | 479 | goto create_vhost_failed; |
2c3dfe3f | 480 | } |
1429f044 | 481 | vha->mgmt_svr_loop_id = NPH_MGMT_SERVER; |
2c3dfe3f | 482 | |
2c3dfe3f | 483 | vha->dpc_flags = 0L; |
2c3dfe3f SJ |
484 | |
485 | /* | |
486 | * To fix the issue of processing a parent's RSCN for the vport before | |
487 | * its SCR is complete. | |
488 | */ | |
489 | set_bit(VP_SCR_NEEDED, &vha->vp_flags); | |
490 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
491 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
492 | ||
8e5f4ba0 | 493 | qla2x00_start_timer(vha, WATCH_INTERVAL); |
2c3dfe3f | 494 | |
2afa19a9 AC |
495 | vha->req = base_vha->req; |
496 | host->can_queue = base_vha->req->length + 128; | |
2c3dfe3f | 497 | host->cmd_per_lun = 3; |
e02587d7 | 498 | if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) |
0c470874 AE |
499 | host->max_cmd_len = 32; |
500 | else | |
501 | host->max_cmd_len = MAX_CMDSZ; | |
2c3dfe3f | 502 | host->max_channel = MAX_BUSES - 1; |
82515920 | 503 | host->max_lun = ql2xmaxlun; |
711c1d91 | 504 | host->unique_id = host->host_no; |
642ef983 | 505 | host->max_id = ha->max_fibre_devices; |
2c3dfe3f SJ |
506 | host->transportt = qla2xxx_transport_vport_template; |
507 | ||
7c3df132 SK |
508 | ql_dbg(ql_dbg_vport, vha, 0xa007, |
509 | "Detect vport hba %ld at address = %p.\n", | |
510 | vha->host_no, vha); | |
2c3dfe3f SJ |
511 | |
512 | vha->flags.init_done = 1; | |
2c3dfe3f | 513 | |
0d6e61bc AV |
514 | mutex_lock(&ha->vport_lock); |
515 | set_bit(vha->vp_idx, ha->vp_idx_map); | |
516 | ha->cur_vport_count++; | |
517 | mutex_unlock(&ha->vport_lock); | |
518 | ||
2c3dfe3f SJ |
519 | return vha; |
520 | ||
7b867cf7 | 521 | create_vhost_failed: |
2c3dfe3f SJ |
522 | return NULL; |
523 | } | |
73208dfd AC |
524 | |
525 | static void | |
526 | qla25xx_free_req_que(struct scsi_qla_host *vha, struct req_que *req) | |
527 | { | |
528 | struct qla_hw_data *ha = vha->hw; | |
529 | uint16_t que_id = req->id; | |
530 | ||
531 | dma_free_coherent(&ha->pdev->dev, (req->length + 1) * | |
532 | sizeof(request_t), req->ring, req->dma); | |
533 | req->ring = NULL; | |
534 | req->dma = 0; | |
535 | if (que_id) { | |
536 | ha->req_q_map[que_id] = NULL; | |
537 | mutex_lock(&ha->vport_lock); | |
538 | clear_bit(que_id, ha->req_qid_map); | |
539 | mutex_unlock(&ha->vport_lock); | |
540 | } | |
8d93f550 | 541 | kfree(req->outstanding_cmds); |
73208dfd AC |
542 | kfree(req); |
543 | req = NULL; | |
544 | } | |
545 | ||
546 | static void | |
547 | qla25xx_free_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) | |
548 | { | |
549 | struct qla_hw_data *ha = vha->hw; | |
550 | uint16_t que_id = rsp->id; | |
551 | ||
552 | if (rsp->msix && rsp->msix->have_irq) { | |
d7459527 | 553 | free_irq(rsp->msix->vector, rsp->msix->handle); |
73208dfd | 554 | rsp->msix->have_irq = 0; |
d7459527 | 555 | rsp->msix->in_use = 0; |
4fa18345 | 556 | rsp->msix->handle = NULL; |
73208dfd AC |
557 | } |
558 | dma_free_coherent(&ha->pdev->dev, (rsp->length + 1) * | |
559 | sizeof(response_t), rsp->ring, rsp->dma); | |
560 | rsp->ring = NULL; | |
561 | rsp->dma = 0; | |
562 | if (que_id) { | |
563 | ha->rsp_q_map[que_id] = NULL; | |
564 | mutex_lock(&ha->vport_lock); | |
565 | clear_bit(que_id, ha->rsp_qid_map); | |
566 | mutex_unlock(&ha->vport_lock); | |
567 | } | |
568 | kfree(rsp); | |
569 | rsp = NULL; | |
570 | } | |
571 | ||
572 | int | |
573 | qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req) | |
574 | { | |
7867b98d | 575 | int ret = QLA_SUCCESS; |
73208dfd | 576 | |
7867b98d | 577 | if (req && vha->flags.qpairs_req_created) { |
73208dfd | 578 | req->options |= BIT_0; |
618a7523 | 579 | ret = qla25xx_init_req_que(vha, req); |
7867b98d | 580 | if (ret != QLA_SUCCESS) |
581 | return QLA_FUNCTION_FAILED; | |
62aa2814 HM |
582 | |
583 | qla25xx_free_req_que(vha, req); | |
73208dfd | 584 | } |
73208dfd AC |
585 | |
586 | return ret; | |
587 | } | |
588 | ||
d7459527 | 589 | int |
73208dfd AC |
590 | qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) |
591 | { | |
7867b98d | 592 | int ret = QLA_SUCCESS; |
73208dfd | 593 | |
7867b98d | 594 | if (rsp && vha->flags.qpairs_rsp_created) { |
73208dfd | 595 | rsp->options |= BIT_0; |
618a7523 | 596 | ret = qla25xx_init_rsp_que(vha, rsp); |
7867b98d | 597 | if (ret != QLA_SUCCESS) |
598 | return QLA_FUNCTION_FAILED; | |
62aa2814 HM |
599 | |
600 | qla25xx_free_rsp_que(vha, rsp); | |
73208dfd | 601 | } |
73208dfd AC |
602 | |
603 | return ret; | |
604 | } | |
605 | ||
73208dfd AC |
606 | /* Delete all queues for a given vhost */ |
607 | int | |
2afa19a9 | 608 | qla25xx_delete_queues(struct scsi_qla_host *vha) |
73208dfd AC |
609 | { |
610 | int cnt, ret = 0; | |
611 | struct req_que *req = NULL; | |
612 | struct rsp_que *rsp = NULL; | |
613 | struct qla_hw_data *ha = vha->hw; | |
d7459527 | 614 | struct qla_qpair *qpair, *tqpair; |
73208dfd | 615 | |
c38d1baf | 616 | if (ql2xmqsupport || ql2xnvmeenable) { |
d7459527 MH |
617 | list_for_each_entry_safe(qpair, tqpair, &vha->qp_list, |
618 | qp_list_elem) | |
619 | qla2xxx_delete_qpair(vha, qpair); | |
620 | } else { | |
621 | /* Delete request queues */ | |
622 | for (cnt = 1; cnt < ha->max_req_queues; cnt++) { | |
623 | req = ha->req_q_map[cnt]; | |
624 | if (req && test_bit(cnt, ha->req_qid_map)) { | |
625 | ret = qla25xx_delete_req_que(vha, req); | |
626 | if (ret != QLA_SUCCESS) { | |
627 | ql_log(ql_log_warn, vha, 0x00ea, | |
628 | "Couldn't delete req que %d.\n", | |
629 | req->id); | |
630 | return ret; | |
631 | } | |
73208dfd | 632 | } |
73208dfd | 633 | } |
2afa19a9 | 634 | |
d7459527 MH |
635 | /* Delete response queues */ |
636 | for (cnt = 1; cnt < ha->max_rsp_queues; cnt++) { | |
637 | rsp = ha->rsp_q_map[cnt]; | |
638 | if (rsp && test_bit(cnt, ha->rsp_qid_map)) { | |
639 | ret = qla25xx_delete_rsp_que(vha, rsp); | |
640 | if (ret != QLA_SUCCESS) { | |
641 | ql_log(ql_log_warn, vha, 0x00eb, | |
642 | "Couldn't delete rsp que %d.\n", | |
643 | rsp->id); | |
644 | return ret; | |
645 | } | |
73208dfd AC |
646 | } |
647 | } | |
648 | } | |
d7459527 | 649 | |
73208dfd AC |
650 | return ret; |
651 | } | |
652 | ||
653 | int | |
654 | qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options, | |
82de802a | 655 | uint8_t vp_idx, uint16_t rid, int rsp_que, uint8_t qos, bool startqp) |
73208dfd AC |
656 | { |
657 | int ret = 0; | |
658 | struct req_que *req = NULL; | |
659 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
d65237c7 | 660 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
73208dfd | 661 | uint16_t que_id = 0; |
f73cb695 | 662 | device_reg_t *reg; |
2afa19a9 | 663 | uint32_t cnt; |
73208dfd AC |
664 | |
665 | req = kzalloc(sizeof(struct req_que), GFP_KERNEL); | |
666 | if (req == NULL) { | |
7c3df132 SK |
667 | ql_log(ql_log_fatal, base_vha, 0x00d9, |
668 | "Failed to allocate memory for request queue.\n"); | |
c7922a91 | 669 | goto failed; |
73208dfd AC |
670 | } |
671 | ||
672 | req->length = REQUEST_ENTRY_CNT_24XX; | |
673 | req->ring = dma_alloc_coherent(&ha->pdev->dev, | |
674 | (req->length + 1) * sizeof(request_t), | |
675 | &req->dma, GFP_KERNEL); | |
676 | if (req->ring == NULL) { | |
7c3df132 | 677 | ql_log(ql_log_fatal, base_vha, 0x00da, |
d6a03581 | 678 | "Failed to allocate memory for request_ring.\n"); |
73208dfd AC |
679 | goto que_failed; |
680 | } | |
681 | ||
8d93f550 CD |
682 | ret = qla2x00_alloc_outstanding_cmds(ha, req); |
683 | if (ret != QLA_SUCCESS) | |
684 | goto que_failed; | |
685 | ||
d7459527 | 686 | mutex_lock(&ha->mq_lock); |
2afa19a9 AC |
687 | que_id = find_first_zero_bit(ha->req_qid_map, ha->max_req_queues); |
688 | if (que_id >= ha->max_req_queues) { | |
d7459527 | 689 | mutex_unlock(&ha->mq_lock); |
7c3df132 SK |
690 | ql_log(ql_log_warn, base_vha, 0x00db, |
691 | "No resources to create additional request queue.\n"); | |
73208dfd AC |
692 | goto que_failed; |
693 | } | |
694 | set_bit(que_id, ha->req_qid_map); | |
695 | ha->req_q_map[que_id] = req; | |
696 | req->rid = rid; | |
697 | req->vp_idx = vp_idx; | |
698 | req->qos = qos; | |
699 | ||
7c3df132 SK |
700 | ql_dbg(ql_dbg_multiq, base_vha, 0xc002, |
701 | "queue_id=%d rid=%d vp_idx=%d qos=%d.\n", | |
702 | que_id, req->rid, req->vp_idx, req->qos); | |
703 | ql_dbg(ql_dbg_init, base_vha, 0x00dc, | |
704 | "queue_id=%d rid=%d vp_idx=%d qos=%d.\n", | |
705 | que_id, req->rid, req->vp_idx, req->qos); | |
2afa19a9 AC |
706 | if (rsp_que < 0) |
707 | req->rsp = NULL; | |
708 | else | |
73208dfd AC |
709 | req->rsp = ha->rsp_q_map[rsp_que]; |
710 | /* Use alternate PCI bus number */ | |
711 | if (MSB(req->rid)) | |
712 | options |= BIT_4; | |
713 | /* Use alternate PCI devfn */ | |
714 | if (LSB(req->rid)) | |
715 | options |= BIT_5; | |
716 | req->options = options; | |
2afa19a9 | 717 | |
7c3df132 SK |
718 | ql_dbg(ql_dbg_multiq, base_vha, 0xc003, |
719 | "options=0x%x.\n", req->options); | |
720 | ql_dbg(ql_dbg_init, base_vha, 0x00dd, | |
721 | "options=0x%x.\n", req->options); | |
8d93f550 | 722 | for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) |
2afa19a9 AC |
723 | req->outstanding_cmds[cnt] = NULL; |
724 | req->current_outstanding_cmd = 1; | |
725 | ||
73208dfd AC |
726 | req->ring_ptr = req->ring; |
727 | req->ring_index = 0; | |
728 | req->cnt = req->length; | |
729 | req->id = que_id; | |
08029990 | 730 | reg = ISP_QUE_REG(ha, que_id); |
da9b1d5c AV |
731 | req->req_q_in = ®->isp25mq.req_q_in; |
732 | req->req_q_out = ®->isp25mq.req_q_out; | |
29bdccbe | 733 | req->max_q_depth = ha->req_q_map[0]->max_q_depth; |
40969530 | 734 | req->out_ptr = (void *)(req->ring + req->length); |
d7459527 | 735 | mutex_unlock(&ha->mq_lock); |
7c3df132 SK |
736 | ql_dbg(ql_dbg_multiq, base_vha, 0xc004, |
737 | "ring_ptr=%p ring_index=%d, " | |
738 | "cnt=%d id=%d max_q_depth=%d.\n", | |
739 | req->ring_ptr, req->ring_index, | |
740 | req->cnt, req->id, req->max_q_depth); | |
741 | ql_dbg(ql_dbg_init, base_vha, 0x00de, | |
742 | "ring_ptr=%p ring_index=%d, " | |
743 | "cnt=%d id=%d max_q_depth=%d.\n", | |
744 | req->ring_ptr, req->ring_index, req->cnt, | |
745 | req->id, req->max_q_depth); | |
73208dfd | 746 | |
82de802a QT |
747 | if (startqp) { |
748 | ret = qla25xx_init_req_que(base_vha, req); | |
749 | if (ret != QLA_SUCCESS) { | |
750 | ql_log(ql_log_fatal, base_vha, 0x00df, | |
751 | "%s failed.\n", __func__); | |
752 | mutex_lock(&ha->mq_lock); | |
753 | clear_bit(que_id, ha->req_qid_map); | |
754 | mutex_unlock(&ha->mq_lock); | |
755 | goto que_failed; | |
756 | } | |
d65237c7 | 757 | vha->flags.qpairs_req_created = 1; |
73208dfd AC |
758 | } |
759 | ||
760 | return req->id; | |
761 | ||
762 | que_failed: | |
763 | qla25xx_free_req_que(base_vha, req); | |
c7922a91 | 764 | failed: |
73208dfd AC |
765 | return 0; |
766 | } | |
767 | ||
68ca949c AC |
768 | static void qla_do_work(struct work_struct *work) |
769 | { | |
a67093d4 | 770 | unsigned long flags; |
d7459527 | 771 | struct qla_qpair *qpair = container_of(work, struct qla_qpair, q_work); |
68ca949c | 772 | struct scsi_qla_host *vha; |
d7459527 | 773 | struct qla_hw_data *ha = qpair->hw; |
cf19c45d | 774 | struct srb_iocb *nvme, *nxt_nvme; |
68ca949c | 775 | |
d7459527 | 776 | spin_lock_irqsave(&qpair->qp_lock, flags); |
a67093d4 | 777 | vha = pci_get_drvdata(ha->pdev); |
d7459527 MH |
778 | qla24xx_process_response_queue(vha, qpair->rsp); |
779 | spin_unlock_irqrestore(&qpair->qp_lock, flags); | |
cf19c45d DG |
780 | |
781 | list_for_each_entry_safe(nvme, nxt_nvme, &qpair->nvme_done_list, | |
782 | u.nvme.entry) { | |
783 | list_del_init(&nvme->u.nvme.entry); | |
784 | qla_nvme_cmpl_io(nvme); | |
785 | } | |
68ca949c AC |
786 | } |
787 | ||
73208dfd AC |
788 | /* create response queue */ |
789 | int | |
790 | qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options, | |
82de802a | 791 | uint8_t vp_idx, uint16_t rid, struct qla_qpair *qpair, bool startqp) |
73208dfd AC |
792 | { |
793 | int ret = 0; | |
794 | struct rsp_que *rsp = NULL; | |
795 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
d65237c7 | 796 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
08029990 | 797 | uint16_t que_id = 0; |
f73cb695 | 798 | device_reg_t *reg; |
73208dfd AC |
799 | |
800 | rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); | |
801 | if (rsp == NULL) { | |
7c3df132 SK |
802 | ql_log(ql_log_warn, base_vha, 0x0066, |
803 | "Failed to allocate memory for response queue.\n"); | |
c7922a91 | 804 | goto failed; |
73208dfd AC |
805 | } |
806 | ||
2afa19a9 | 807 | rsp->length = RESPONSE_ENTRY_CNT_MQ; |
73208dfd AC |
808 | rsp->ring = dma_alloc_coherent(&ha->pdev->dev, |
809 | (rsp->length + 1) * sizeof(response_t), | |
810 | &rsp->dma, GFP_KERNEL); | |
811 | if (rsp->ring == NULL) { | |
7c3df132 SK |
812 | ql_log(ql_log_warn, base_vha, 0x00e1, |
813 | "Failed to allocate memory for response ring.\n"); | |
73208dfd AC |
814 | goto que_failed; |
815 | } | |
816 | ||
d7459527 | 817 | mutex_lock(&ha->mq_lock); |
2afa19a9 AC |
818 | que_id = find_first_zero_bit(ha->rsp_qid_map, ha->max_rsp_queues); |
819 | if (que_id >= ha->max_rsp_queues) { | |
d7459527 | 820 | mutex_unlock(&ha->mq_lock); |
7c3df132 SK |
821 | ql_log(ql_log_warn, base_vha, 0x00e2, |
822 | "No resources to create additional request queue.\n"); | |
73208dfd AC |
823 | goto que_failed; |
824 | } | |
825 | set_bit(que_id, ha->rsp_qid_map); | |
826 | ||
d7459527 | 827 | rsp->msix = qpair->msix; |
73208dfd AC |
828 | |
829 | ha->rsp_q_map[que_id] = rsp; | |
830 | rsp->rid = rid; | |
831 | rsp->vp_idx = vp_idx; | |
832 | rsp->hw = ha; | |
7c3df132 | 833 | ql_dbg(ql_dbg_init, base_vha, 0x00e4, |
d7459527 | 834 | "rsp queue_id=%d rid=%d vp_idx=%d hw=%p.\n", |
7c3df132 | 835 | que_id, rsp->rid, rsp->vp_idx, rsp->hw); |
73208dfd AC |
836 | /* Use alternate PCI bus number */ |
837 | if (MSB(rsp->rid)) | |
838 | options |= BIT_4; | |
839 | /* Use alternate PCI devfn */ | |
840 | if (LSB(rsp->rid)) | |
841 | options |= BIT_5; | |
3155754a AC |
842 | /* Enable MSIX handshake mode on for uncapable adapters */ |
843 | if (!IS_MSIX_NACK_CAPABLE(ha)) | |
844 | options |= BIT_6; | |
845 | ||
d7459527 MH |
846 | /* Set option to indicate response queue creation */ |
847 | options |= BIT_1; | |
848 | ||
73208dfd | 849 | rsp->options = options; |
73208dfd | 850 | rsp->id = que_id; |
08029990 AV |
851 | reg = ISP_QUE_REG(ha, que_id); |
852 | rsp->rsp_q_in = ®->isp25mq.rsp_q_in; | |
853 | rsp->rsp_q_out = ®->isp25mq.rsp_q_out; | |
40969530 | 854 | rsp->in_ptr = (void *)(rsp->ring + rsp->length); |
d7459527 | 855 | mutex_unlock(&ha->mq_lock); |
7c3df132 | 856 | ql_dbg(ql_dbg_multiq, base_vha, 0xc00b, |
d7459527 | 857 | "options=%x id=%d rsp_q_in=%p rsp_q_out=%p\n", |
7c3df132 SK |
858 | rsp->options, rsp->id, rsp->rsp_q_in, |
859 | rsp->rsp_q_out); | |
860 | ql_dbg(ql_dbg_init, base_vha, 0x00e5, | |
d7459527 | 861 | "options=%x id=%d rsp_q_in=%p rsp_q_out=%p\n", |
7c3df132 SK |
862 | rsp->options, rsp->id, rsp->rsp_q_in, |
863 | rsp->rsp_q_out); | |
73208dfd | 864 | |
d7459527 MH |
865 | ret = qla25xx_request_irq(ha, qpair, qpair->msix, |
866 | QLA_MSIX_QPAIR_MULTIQ_RSP_Q); | |
73208dfd AC |
867 | if (ret) |
868 | goto que_failed; | |
869 | ||
82de802a QT |
870 | if (startqp) { |
871 | ret = qla25xx_init_rsp_que(base_vha, rsp); | |
872 | if (ret != QLA_SUCCESS) { | |
873 | ql_log(ql_log_fatal, base_vha, 0x00e7, | |
874 | "%s failed.\n", __func__); | |
875 | mutex_lock(&ha->mq_lock); | |
876 | clear_bit(que_id, ha->rsp_qid_map); | |
877 | mutex_unlock(&ha->mq_lock); | |
878 | goto que_failed; | |
879 | } | |
d65237c7 | 880 | vha->flags.qpairs_rsp_created = 1; |
73208dfd | 881 | } |
d7459527 | 882 | rsp->req = NULL; |
73208dfd AC |
883 | |
884 | qla2x00_init_response_q_entries(rsp); | |
d7459527 MH |
885 | if (qpair->hw->wq) |
886 | INIT_WORK(&qpair->q_work, qla_do_work); | |
73208dfd AC |
887 | return rsp->id; |
888 | ||
889 | que_failed: | |
890 | qla25xx_free_rsp_que(base_vha, rsp); | |
c7922a91 | 891 | failed: |
73208dfd AC |
892 | return 0; |
893 | } | |
2853192e QT |
894 | |
895 | static void qla_ctrlvp_sp_done(void *s, int res) | |
896 | { | |
897 | struct srb *sp = s; | |
898 | ||
899 | complete(&sp->comp); | |
900 | /* don't free sp here. Let the caller do the free */ | |
901 | } | |
902 | ||
903 | /** | |
904 | * qla24xx_control_vp() - Enable a virtual port for given host | |
905 | * @vha: adapter block pointer | |
906 | * @cmd: command type to be sent for enable virtual port | |
907 | * | |
908 | * Return: qla2xxx local function return status code. | |
909 | */ | |
910 | int qla24xx_control_vp(scsi_qla_host_t *vha, int cmd) | |
911 | { | |
912 | int rval = QLA_MEMORY_ALLOC_FAILED; | |
913 | struct qla_hw_data *ha = vha->hw; | |
914 | int vp_index = vha->vp_idx; | |
915 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
916 | srb_t *sp; | |
917 | ||
918 | ql_dbg(ql_dbg_vport, vha, 0x10c1, | |
919 | "Entered %s cmd %x index %d.\n", __func__, cmd, vp_index); | |
920 | ||
921 | if (vp_index == 0 || vp_index >= ha->max_npiv_vports) | |
922 | return QLA_PARAMETER_ERROR; | |
923 | ||
924 | sp = qla2x00_get_sp(base_vha, NULL, GFP_KERNEL); | |
925 | if (!sp) | |
926 | goto done; | |
927 | ||
928 | sp->type = SRB_CTRL_VP; | |
929 | sp->name = "ctrl_vp"; | |
930 | sp->done = qla_ctrlvp_sp_done; | |
931 | qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); | |
932 | sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; | |
933 | sp->u.iocb_cmd.u.ctrlvp.cmd = cmd; | |
934 | sp->u.iocb_cmd.u.ctrlvp.vp_index = vp_index; | |
935 | ||
936 | rval = qla2x00_start_sp(sp); | |
937 | if (rval != QLA_SUCCESS) { | |
938 | ql_dbg(ql_dbg_async, vha, 0xffff, | |
939 | "%s: %s Failed submission. %x.\n", | |
940 | __func__, sp->name, rval); | |
941 | goto done_free_sp; | |
942 | } | |
943 | ||
944 | ql_dbg(ql_dbg_vport, vha, 0x113f, "%s hndl %x submitted\n", | |
945 | sp->name, sp->handle); | |
946 | ||
947 | wait_for_completion(&sp->comp); | |
948 | rval = sp->rc; | |
949 | switch (rval) { | |
950 | case QLA_FUNCTION_TIMEOUT: | |
951 | ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s Timeout. %x.\n", | |
952 | __func__, sp->name, rval); | |
953 | break; | |
954 | case QLA_SUCCESS: | |
955 | ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s done.\n", | |
956 | __func__, sp->name); | |
957 | goto done_free_sp; | |
958 | default: | |
959 | ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s Failed. %x.\n", | |
960 | __func__, sp->name, rval); | |
961 | goto done_free_sp; | |
962 | } | |
963 | done: | |
964 | return rval; | |
965 | ||
966 | done_free_sp: | |
967 | sp->free(sp); | |
968 | return rval; | |
969 | } |