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; |
45235022 | 155 | int ret = QLA_SUCCESS; |
efa93f48 | 156 | fc_port_t *fcport; |
2c3dfe3f | 157 | |
45235022 QT |
158 | if (vha->hw->flags.fw_started) |
159 | ret = qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL); | |
160 | ||
2c3dfe3f SJ |
161 | atomic_set(&vha->loop_state, LOOP_DOWN); |
162 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
efa93f48 QT |
163 | list_for_each_entry(fcport, &vha->vp_fcports, list) |
164 | fcport->logout_on_delete = 0; | |
165 | ||
166 | qla2x00_mark_all_devices_lost(vha, 0); | |
2c3dfe3f | 167 | |
2d70c103 | 168 | /* Remove port id from vp target map */ |
9d1aa4e1 | 169 | spin_lock_irqsave(&vha->hw->hardware_lock, flags); |
2d70c103 | 170 | qlt_update_vp_map(vha, RESET_AL_PA); |
9d1aa4e1 | 171 | spin_unlock_irqrestore(&vha->hw->hardware_lock, flags); |
2d70c103 | 172 | |
2c3dfe3f SJ |
173 | qla2x00_mark_vp_devices_dead(vha); |
174 | atomic_set(&vha->vp_state, VP_FAILED); | |
175 | vha->flags.management_server_logged_in = 0; | |
176 | if (ret == QLA_SUCCESS) { | |
177 | fc_vport_set_state(vha->fc_vport, FC_VPORT_DISABLED); | |
178 | } else { | |
179 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
180 | return -1; | |
181 | } | |
182 | return 0; | |
183 | } | |
184 | ||
185 | int | |
186 | qla24xx_enable_vp(scsi_qla_host_t *vha) | |
187 | { | |
188 | int ret; | |
7b867cf7 AC |
189 | struct qla_hw_data *ha = vha->hw; |
190 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
2c3dfe3f SJ |
191 | |
192 | /* Check if physical ha port is Up */ | |
7b867cf7 | 193 | if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || |
3f3b6f98 LC |
194 | atomic_read(&base_vha->loop_state) == LOOP_DEAD || |
195 | !(ha->current_topology & ISP_CFG_F)) { | |
2c3dfe3f SJ |
196 | vha->vp_err_state = VP_ERR_PORTDWN; |
197 | fc_vport_set_state(vha->fc_vport, FC_VPORT_LINKDOWN); | |
1608cc4a QT |
198 | ql_dbg(ql_dbg_taskm, vha, 0x800b, |
199 | "%s skip enable. loop_state %x topo %x\n", | |
200 | __func__, base_vha->loop_state.counter, | |
201 | ha->current_topology); | |
202 | ||
2c3dfe3f SJ |
203 | goto enable_failed; |
204 | } | |
205 | ||
206 | /* Initialize the new vport unless it is a persistent port */ | |
6c2f527c | 207 | mutex_lock(&ha->vport_lock); |
2c3dfe3f | 208 | ret = qla24xx_modify_vp_config(vha); |
6c2f527c | 209 | mutex_unlock(&ha->vport_lock); |
2c3dfe3f SJ |
210 | |
211 | if (ret != QLA_SUCCESS) { | |
212 | fc_vport_set_state(vha->fc_vport, FC_VPORT_FAILED); | |
213 | goto enable_failed; | |
214 | } | |
215 | ||
7c3df132 SK |
216 | ql_dbg(ql_dbg_taskm, vha, 0x801a, |
217 | "Virtual port with id: %d - Enabled.\n", vha->vp_idx); | |
2c3dfe3f SJ |
218 | return 0; |
219 | ||
220 | enable_failed: | |
7c3df132 SK |
221 | ql_dbg(ql_dbg_taskm, vha, 0x801b, |
222 | "Virtual port with id: %d - Disabled.\n", vha->vp_idx); | |
2c3dfe3f SJ |
223 | return 1; |
224 | } | |
225 | ||
26ff776d | 226 | static void |
2c3dfe3f SJ |
227 | qla24xx_configure_vp(scsi_qla_host_t *vha) |
228 | { | |
229 | struct fc_vport *fc_vport; | |
230 | int ret; | |
231 | ||
232 | fc_vport = vha->fc_vport; | |
233 | ||
7c3df132 SK |
234 | ql_dbg(ql_dbg_vport, vha, 0xa002, |
235 | "%s: change request #3.\n", __func__); | |
2c3dfe3f SJ |
236 | ret = qla2x00_send_change_request(vha, 0x3, vha->vp_idx); |
237 | if (ret != QLA_SUCCESS) { | |
7c3df132 SK |
238 | ql_dbg(ql_dbg_vport, vha, 0xa003, "Failed to enable " |
239 | "receiving of RSCN requests: 0x%x.\n", ret); | |
2c3dfe3f SJ |
240 | return; |
241 | } else { | |
242 | /* Corresponds to SCR enabled */ | |
243 | clear_bit(VP_SCR_NEEDED, &vha->vp_flags); | |
244 | } | |
245 | ||
246 | vha->flags.online = 1; | |
247 | if (qla24xx_configure_vhba(vha)) | |
248 | return; | |
249 | ||
250 | atomic_set(&vha->vp_state, VP_ACTIVE); | |
251 | fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); | |
252 | } | |
253 | ||
254 | void | |
73208dfd | 255 | qla2x00_alert_all_vps(struct rsp_que *rsp, uint16_t *mb) |
2c3dfe3f | 256 | { |
feafb7b1 | 257 | scsi_qla_host_t *vha; |
73208dfd | 258 | struct qla_hw_data *ha = rsp->hw; |
7b867cf7 | 259 | int i = 0; |
feafb7b1 | 260 | unsigned long flags; |
2c3dfe3f | 261 | |
feafb7b1 AE |
262 | spin_lock_irqsave(&ha->vport_slock, flags); |
263 | list_for_each_entry(vha, &ha->vp_list, list) { | |
7b867cf7 | 264 | if (vha->vp_idx) { |
feafb7b1 AE |
265 | atomic_inc(&vha->vref_count); |
266 | spin_unlock_irqrestore(&ha->vport_slock, flags); | |
267 | ||
2c3dfe3f SJ |
268 | switch (mb[0]) { |
269 | case MBA_LIP_OCCURRED: | |
270 | case MBA_LOOP_UP: | |
271 | case MBA_LOOP_DOWN: | |
272 | case MBA_LIP_RESET: | |
273 | case MBA_POINT_TO_POINT: | |
274 | case MBA_CHG_IN_CONNECTION: | |
7c3df132 SK |
275 | ql_dbg(ql_dbg_async, vha, 0x5024, |
276 | "Async_event for VP[%d], mb=0x%x vha=%p.\n", | |
277 | i, *mb, vha); | |
73208dfd | 278 | qla2x00_async_event(vha, rsp, mb); |
2c3dfe3f | 279 | break; |
75061750 QT |
280 | case MBA_PORT_UPDATE: |
281 | case MBA_RSCN_UPDATE: | |
282 | if ((mb[3] & 0xff) == vha->vp_idx) { | |
283 | ql_dbg(ql_dbg_async, vha, 0x5024, | |
284 | "Async_event for VP[%d], mb=0x%x vha=%p\n", | |
285 | i, *mb, vha); | |
286 | qla2x00_async_event(vha, rsp, mb); | |
287 | } | |
288 | break; | |
2c3dfe3f | 289 | } |
feafb7b1 AE |
290 | |
291 | spin_lock_irqsave(&ha->vport_slock, flags); | |
292 | atomic_dec(&vha->vref_count); | |
c4a9b538 | 293 | wake_up(&vha->vref_waitq); |
2c3dfe3f | 294 | } |
7b867cf7 | 295 | i++; |
2c3dfe3f | 296 | } |
feafb7b1 | 297 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
2c3dfe3f SJ |
298 | } |
299 | ||
7b867cf7 | 300 | int |
2c3dfe3f SJ |
301 | qla2x00_vp_abort_isp(scsi_qla_host_t *vha) |
302 | { | |
303 | /* | |
304 | * Physical port will do most of the abort and recovery work. We can | |
305 | * just treat it as a loop down | |
306 | */ | |
307 | if (atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
308 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
309 | qla2x00_mark_all_devices_lost(vha, 0); | |
310 | } else { | |
311 | if (!atomic_read(&vha->loop_down_timer)) | |
312 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
313 | } | |
314 | ||
0d6e61bc AV |
315 | /* |
316 | * To exclusively reset vport, we need to log it out first. Note: this | |
317 | * control_vp can fail if ISP reset is already issued, this is | |
318 | * expected, as the vp would be already logged out due to ISP reset. | |
319 | */ | |
7b867cf7 AC |
320 | if (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) |
321 | qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL); | |
322 | ||
7c3df132 SK |
323 | ql_dbg(ql_dbg_taskm, vha, 0x801d, |
324 | "Scheduling enable of Vport %d.\n", vha->vp_idx); | |
7b867cf7 | 325 | return qla24xx_enable_vp(vha); |
2c3dfe3f SJ |
326 | } |
327 | ||
a824ebb3 | 328 | static int |
2c3dfe3f SJ |
329 | qla2x00_do_dpc_vp(scsi_qla_host_t *vha) |
330 | { | |
ded6411f SC |
331 | struct qla_hw_data *ha = vha->hw; |
332 | scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); | |
333 | ||
5f28d2d7 SK |
334 | ql_dbg(ql_dbg_dpc + ql_dbg_verbose, vha, 0x4012, |
335 | "Entering %s vp_flags: 0x%lx.\n", __func__, vha->vp_flags); | |
7c3df132 | 336 | |
ded6411f SC |
337 | /* Check if Fw is ready to configure VP first */ |
338 | if (test_bit(VP_CONFIG_OK, &base_vha->vp_flags)) { | |
339 | if (test_and_clear_bit(VP_IDX_ACQUIRED, &vha->vp_flags)) { | |
340 | /* VP acquired. complete port configuration */ | |
341 | ql_dbg(ql_dbg_dpc, vha, 0x4014, | |
342 | "Configure VP scheduled.\n"); | |
343 | qla24xx_configure_vp(vha); | |
344 | ql_dbg(ql_dbg_dpc, vha, 0x4015, | |
345 | "Configure VP end.\n"); | |
346 | return 0; | |
347 | } | |
2c3dfe3f SJ |
348 | } |
349 | ||
7b867cf7 | 350 | if (test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags)) { |
7c3df132 SK |
351 | ql_dbg(ql_dbg_dpc, vha, 0x4016, |
352 | "FCPort update scheduled.\n"); | |
7b867cf7 AC |
353 | qla2x00_update_fcports(vha); |
354 | clear_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags); | |
7c3df132 SK |
355 | ql_dbg(ql_dbg_dpc, vha, 0x4017, |
356 | "FCPort update end.\n"); | |
7b867cf7 AC |
357 | } |
358 | ||
4005a995 QT |
359 | if (test_bit(RELOGIN_NEEDED, &vha->dpc_flags) && |
360 | !test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) && | |
361 | atomic_read(&vha->loop_state) != LOOP_DOWN) { | |
362 | ||
363 | if (!vha->relogin_jif || | |
364 | time_after_eq(jiffies, vha->relogin_jif)) { | |
365 | vha->relogin_jif = jiffies + HZ; | |
366 | clear_bit(RELOGIN_NEEDED, &vha->dpc_flags); | |
367 | ||
368 | ql_dbg(ql_dbg_dpc, vha, 0x4018, | |
369 | "Relogin needed scheduled.\n"); | |
9b3e0f4d | 370 | qla24xx_post_relogin_work(vha); |
4005a995 | 371 | } |
7b867cf7 | 372 | } |
2c3dfe3f SJ |
373 | |
374 | if (test_and_clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) && | |
375 | (!(test_and_set_bit(RESET_ACTIVE, &vha->dpc_flags)))) { | |
376 | clear_bit(RESET_ACTIVE, &vha->dpc_flags); | |
377 | } | |
378 | ||
73208dfd | 379 | if (test_and_clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) { |
2c3dfe3f | 380 | if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags))) { |
7c3df132 SK |
381 | ql_dbg(ql_dbg_dpc, vha, 0x401a, |
382 | "Loop resync scheduled.\n"); | |
2c3dfe3f SJ |
383 | qla2x00_loop_resync(vha); |
384 | clear_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags); | |
7c3df132 SK |
385 | ql_dbg(ql_dbg_dpc, vha, 0x401b, |
386 | "Loop resync end.\n"); | |
2c3dfe3f SJ |
387 | } |
388 | } | |
389 | ||
5f28d2d7 | 390 | ql_dbg(ql_dbg_dpc + ql_dbg_verbose, vha, 0x401c, |
7c3df132 | 391 | "Exiting %s.\n", __func__); |
2c3dfe3f SJ |
392 | return 0; |
393 | } | |
394 | ||
395 | void | |
7b867cf7 | 396 | qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha) |
2c3dfe3f | 397 | { |
7b867cf7 AC |
398 | struct qla_hw_data *ha = vha->hw; |
399 | scsi_qla_host_t *vp; | |
feafb7b1 | 400 | unsigned long flags = 0; |
2c3dfe3f | 401 | |
7b867cf7 | 402 | if (vha->vp_idx) |
2c3dfe3f SJ |
403 | return; |
404 | if (list_empty(&ha->vp_list)) | |
405 | return; | |
406 | ||
7b867cf7 | 407 | clear_bit(VP_DPC_NEEDED, &vha->dpc_flags); |
2c3dfe3f | 408 | |
0d6e61bc AV |
409 | if (!(ha->current_topology & ISP_CFG_F)) |
410 | return; | |
411 | ||
feafb7b1 AE |
412 | spin_lock_irqsave(&ha->vport_slock, flags); |
413 | list_for_each_entry(vp, &ha->vp_list, list) { | |
414 | if (vp->vp_idx) { | |
415 | atomic_inc(&vp->vref_count); | |
416 | spin_unlock_irqrestore(&ha->vport_slock, flags); | |
417 | ||
52c82823 | 418 | qla2x00_do_dpc_vp(vp); |
feafb7b1 AE |
419 | |
420 | spin_lock_irqsave(&ha->vport_slock, flags); | |
421 | atomic_dec(&vp->vref_count); | |
422 | } | |
2c3dfe3f | 423 | } |
feafb7b1 | 424 | spin_unlock_irqrestore(&ha->vport_slock, flags); |
2c3dfe3f SJ |
425 | } |
426 | ||
427 | int | |
428 | qla24xx_vport_create_req_sanity_check(struct fc_vport *fc_vport) | |
429 | { | |
7b867cf7 AC |
430 | scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); |
431 | struct qla_hw_data *ha = base_vha->hw; | |
2c3dfe3f SJ |
432 | scsi_qla_host_t *vha; |
433 | uint8_t port_name[WWN_SIZE]; | |
434 | ||
435 | if (fc_vport->roles != FC_PORT_ROLE_FCP_INITIATOR) | |
436 | return VPCERR_UNSUPPORTED; | |
437 | ||
438 | /* Check up the F/W and H/W support NPIV */ | |
439 | if (!ha->flags.npiv_supported) | |
440 | return VPCERR_UNSUPPORTED; | |
441 | ||
442 | /* Check up whether npiv supported switch presented */ | |
443 | if (!(ha->switch_cap & FLOGI_MID_SUPPORT)) | |
444 | return VPCERR_NO_FABRIC_SUPP; | |
445 | ||
446 | /* Check up unique WWPN */ | |
447 | u64_to_wwn(fc_vport->port_name, port_name); | |
7b867cf7 | 448 | if (!memcmp(port_name, base_vha->port_name, WWN_SIZE)) |
50db6b13 | 449 | return VPCERR_BAD_WWN; |
2c3dfe3f SJ |
450 | vha = qla24xx_find_vhost_by_name(ha, port_name); |
451 | if (vha) | |
452 | return VPCERR_BAD_WWN; | |
453 | ||
454 | /* Check up max-npiv-supports */ | |
455 | if (ha->num_vhosts > ha->max_npiv_vports) { | |
7c3df132 SK |
456 | ql_dbg(ql_dbg_vport, vha, 0xa004, |
457 | "num_vhosts %ud is bigger " | |
458 | "than max_npiv_vports %ud.\n", | |
459 | ha->num_vhosts, ha->max_npiv_vports); | |
2c3dfe3f SJ |
460 | return VPCERR_UNSUPPORTED; |
461 | } | |
462 | return 0; | |
463 | } | |
464 | ||
465 | scsi_qla_host_t * | |
466 | qla24xx_create_vhost(struct fc_vport *fc_vport) | |
467 | { | |
7b867cf7 AC |
468 | scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost); |
469 | struct qla_hw_data *ha = base_vha->hw; | |
2c3dfe3f | 470 | scsi_qla_host_t *vha; |
a5326f86 | 471 | struct scsi_host_template *sht = &qla2xxx_driver_template; |
2c3dfe3f SJ |
472 | struct Scsi_Host *host; |
473 | ||
7b867cf7 AC |
474 | vha = qla2x00_create_host(sht, ha); |
475 | if (!vha) { | |
7c3df132 SK |
476 | ql_log(ql_log_warn, vha, 0xa005, |
477 | "scsi_host_alloc() failed for vport.\n"); | |
2c3dfe3f SJ |
478 | return(NULL); |
479 | } | |
480 | ||
7b867cf7 | 481 | host = vha->host; |
2c3dfe3f | 482 | fc_vport->dd_data = vha; |
2c3dfe3f SJ |
483 | /* New host info */ |
484 | u64_to_wwn(fc_vport->node_name, vha->node_name); | |
485 | u64_to_wwn(fc_vport->port_name, vha->port_name); | |
486 | ||
2c3dfe3f SJ |
487 | vha->fc_vport = fc_vport; |
488 | vha->device_flags = 0; | |
2c3dfe3f SJ |
489 | vha->vp_idx = qla24xx_allocate_vp_id(vha); |
490 | if (vha->vp_idx > ha->max_npiv_vports) { | |
7c3df132 SK |
491 | ql_dbg(ql_dbg_vport, vha, 0xa006, |
492 | "Couldn't allocate vp_id.\n"); | |
7b867cf7 | 493 | goto create_vhost_failed; |
2c3dfe3f | 494 | } |
f6602f3b | 495 | vha->mgmt_svr_loop_id = qla2x00_reserve_mgmt_server_loop_id(vha); |
2c3dfe3f | 496 | |
2c3dfe3f | 497 | vha->dpc_flags = 0L; |
2c3dfe3f SJ |
498 | |
499 | /* | |
500 | * To fix the issue of processing a parent's RSCN for the vport before | |
501 | * its SCR is complete. | |
502 | */ | |
503 | set_bit(VP_SCR_NEEDED, &vha->vp_flags); | |
504 | atomic_set(&vha->loop_state, LOOP_DOWN); | |
505 | atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); | |
506 | ||
8e5f4ba0 | 507 | qla2x00_start_timer(vha, WATCH_INTERVAL); |
2c3dfe3f | 508 | |
2afa19a9 | 509 | vha->req = base_vha->req; |
850f6acd | 510 | vha->flags.nvme_enabled = base_vha->flags.nvme_enabled; |
2afa19a9 | 511 | host->can_queue = base_vha->req->length + 128; |
2c3dfe3f | 512 | host->cmd_per_lun = 3; |
e02587d7 | 513 | if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) |
0c470874 AE |
514 | host->max_cmd_len = 32; |
515 | else | |
516 | host->max_cmd_len = MAX_CMDSZ; | |
2c3dfe3f | 517 | host->max_channel = MAX_BUSES - 1; |
82515920 | 518 | host->max_lun = ql2xmaxlun; |
711c1d91 | 519 | host->unique_id = host->host_no; |
642ef983 | 520 | host->max_id = ha->max_fibre_devices; |
2c3dfe3f SJ |
521 | host->transportt = qla2xxx_transport_vport_template; |
522 | ||
7c3df132 SK |
523 | ql_dbg(ql_dbg_vport, vha, 0xa007, |
524 | "Detect vport hba %ld at address = %p.\n", | |
525 | vha->host_no, vha); | |
2c3dfe3f SJ |
526 | |
527 | vha->flags.init_done = 1; | |
2c3dfe3f | 528 | |
0d6e61bc AV |
529 | mutex_lock(&ha->vport_lock); |
530 | set_bit(vha->vp_idx, ha->vp_idx_map); | |
531 | ha->cur_vport_count++; | |
532 | mutex_unlock(&ha->vport_lock); | |
533 | ||
2c3dfe3f SJ |
534 | return vha; |
535 | ||
7b867cf7 | 536 | create_vhost_failed: |
2c3dfe3f SJ |
537 | return NULL; |
538 | } | |
73208dfd AC |
539 | |
540 | static void | |
541 | qla25xx_free_req_que(struct scsi_qla_host *vha, struct req_que *req) | |
542 | { | |
543 | struct qla_hw_data *ha = vha->hw; | |
544 | uint16_t que_id = req->id; | |
545 | ||
546 | dma_free_coherent(&ha->pdev->dev, (req->length + 1) * | |
547 | sizeof(request_t), req->ring, req->dma); | |
548 | req->ring = NULL; | |
549 | req->dma = 0; | |
550 | if (que_id) { | |
551 | ha->req_q_map[que_id] = NULL; | |
552 | mutex_lock(&ha->vport_lock); | |
553 | clear_bit(que_id, ha->req_qid_map); | |
554 | mutex_unlock(&ha->vport_lock); | |
555 | } | |
8d93f550 | 556 | kfree(req->outstanding_cmds); |
73208dfd AC |
557 | kfree(req); |
558 | req = NULL; | |
559 | } | |
560 | ||
561 | static void | |
562 | qla25xx_free_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) | |
563 | { | |
564 | struct qla_hw_data *ha = vha->hw; | |
565 | uint16_t que_id = rsp->id; | |
566 | ||
567 | if (rsp->msix && rsp->msix->have_irq) { | |
d7459527 | 568 | free_irq(rsp->msix->vector, rsp->msix->handle); |
73208dfd | 569 | rsp->msix->have_irq = 0; |
d7459527 | 570 | rsp->msix->in_use = 0; |
4fa18345 | 571 | rsp->msix->handle = NULL; |
73208dfd AC |
572 | } |
573 | dma_free_coherent(&ha->pdev->dev, (rsp->length + 1) * | |
574 | sizeof(response_t), rsp->ring, rsp->dma); | |
575 | rsp->ring = NULL; | |
576 | rsp->dma = 0; | |
577 | if (que_id) { | |
578 | ha->rsp_q_map[que_id] = NULL; | |
579 | mutex_lock(&ha->vport_lock); | |
580 | clear_bit(que_id, ha->rsp_qid_map); | |
581 | mutex_unlock(&ha->vport_lock); | |
582 | } | |
583 | kfree(rsp); | |
584 | rsp = NULL; | |
585 | } | |
586 | ||
587 | int | |
588 | qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req) | |
589 | { | |
7867b98d | 590 | int ret = QLA_SUCCESS; |
73208dfd | 591 | |
7867b98d | 592 | if (req && vha->flags.qpairs_req_created) { |
73208dfd | 593 | req->options |= BIT_0; |
618a7523 | 594 | ret = qla25xx_init_req_que(vha, req); |
7867b98d | 595 | if (ret != QLA_SUCCESS) |
596 | return QLA_FUNCTION_FAILED; | |
62aa2814 HM |
597 | |
598 | qla25xx_free_req_que(vha, req); | |
73208dfd | 599 | } |
73208dfd AC |
600 | |
601 | return ret; | |
602 | } | |
603 | ||
d7459527 | 604 | int |
73208dfd AC |
605 | qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) |
606 | { | |
7867b98d | 607 | int ret = QLA_SUCCESS; |
73208dfd | 608 | |
7867b98d | 609 | if (rsp && vha->flags.qpairs_rsp_created) { |
73208dfd | 610 | rsp->options |= BIT_0; |
618a7523 | 611 | ret = qla25xx_init_rsp_que(vha, rsp); |
7867b98d | 612 | if (ret != QLA_SUCCESS) |
613 | return QLA_FUNCTION_FAILED; | |
62aa2814 HM |
614 | |
615 | qla25xx_free_rsp_que(vha, rsp); | |
73208dfd | 616 | } |
73208dfd AC |
617 | |
618 | return ret; | |
619 | } | |
620 | ||
73208dfd AC |
621 | /* Delete all queues for a given vhost */ |
622 | int | |
2afa19a9 | 623 | qla25xx_delete_queues(struct scsi_qla_host *vha) |
73208dfd AC |
624 | { |
625 | int cnt, ret = 0; | |
626 | struct req_que *req = NULL; | |
627 | struct rsp_que *rsp = NULL; | |
628 | struct qla_hw_data *ha = vha->hw; | |
d7459527 | 629 | struct qla_qpair *qpair, *tqpair; |
73208dfd | 630 | |
c38d1baf | 631 | if (ql2xmqsupport || ql2xnvmeenable) { |
d7459527 MH |
632 | list_for_each_entry_safe(qpair, tqpair, &vha->qp_list, |
633 | qp_list_elem) | |
634 | qla2xxx_delete_qpair(vha, qpair); | |
635 | } else { | |
636 | /* Delete request queues */ | |
637 | for (cnt = 1; cnt < ha->max_req_queues; cnt++) { | |
638 | req = ha->req_q_map[cnt]; | |
639 | if (req && test_bit(cnt, ha->req_qid_map)) { | |
640 | ret = qla25xx_delete_req_que(vha, req); | |
641 | if (ret != QLA_SUCCESS) { | |
642 | ql_log(ql_log_warn, vha, 0x00ea, | |
643 | "Couldn't delete req que %d.\n", | |
644 | req->id); | |
645 | return ret; | |
646 | } | |
73208dfd | 647 | } |
73208dfd | 648 | } |
2afa19a9 | 649 | |
d7459527 MH |
650 | /* Delete response queues */ |
651 | for (cnt = 1; cnt < ha->max_rsp_queues; cnt++) { | |
652 | rsp = ha->rsp_q_map[cnt]; | |
653 | if (rsp && test_bit(cnt, ha->rsp_qid_map)) { | |
654 | ret = qla25xx_delete_rsp_que(vha, rsp); | |
655 | if (ret != QLA_SUCCESS) { | |
656 | ql_log(ql_log_warn, vha, 0x00eb, | |
657 | "Couldn't delete rsp que %d.\n", | |
658 | rsp->id); | |
659 | return ret; | |
660 | } | |
73208dfd AC |
661 | } |
662 | } | |
663 | } | |
d7459527 | 664 | |
73208dfd AC |
665 | return ret; |
666 | } | |
667 | ||
668 | int | |
669 | qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options, | |
82de802a | 670 | uint8_t vp_idx, uint16_t rid, int rsp_que, uint8_t qos, bool startqp) |
73208dfd AC |
671 | { |
672 | int ret = 0; | |
673 | struct req_que *req = NULL; | |
674 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
d65237c7 | 675 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
73208dfd | 676 | uint16_t que_id = 0; |
f73cb695 | 677 | device_reg_t *reg; |
2afa19a9 | 678 | uint32_t cnt; |
73208dfd AC |
679 | |
680 | req = kzalloc(sizeof(struct req_que), GFP_KERNEL); | |
681 | if (req == NULL) { | |
7c3df132 SK |
682 | ql_log(ql_log_fatal, base_vha, 0x00d9, |
683 | "Failed to allocate memory for request queue.\n"); | |
c7922a91 | 684 | goto failed; |
73208dfd AC |
685 | } |
686 | ||
687 | req->length = REQUEST_ENTRY_CNT_24XX; | |
688 | req->ring = dma_alloc_coherent(&ha->pdev->dev, | |
689 | (req->length + 1) * sizeof(request_t), | |
690 | &req->dma, GFP_KERNEL); | |
691 | if (req->ring == NULL) { | |
7c3df132 | 692 | ql_log(ql_log_fatal, base_vha, 0x00da, |
d6a03581 | 693 | "Failed to allocate memory for request_ring.\n"); |
73208dfd AC |
694 | goto que_failed; |
695 | } | |
696 | ||
8d93f550 CD |
697 | ret = qla2x00_alloc_outstanding_cmds(ha, req); |
698 | if (ret != QLA_SUCCESS) | |
699 | goto que_failed; | |
700 | ||
d7459527 | 701 | mutex_lock(&ha->mq_lock); |
2afa19a9 AC |
702 | que_id = find_first_zero_bit(ha->req_qid_map, ha->max_req_queues); |
703 | if (que_id >= ha->max_req_queues) { | |
d7459527 | 704 | mutex_unlock(&ha->mq_lock); |
7c3df132 SK |
705 | ql_log(ql_log_warn, base_vha, 0x00db, |
706 | "No resources to create additional request queue.\n"); | |
73208dfd AC |
707 | goto que_failed; |
708 | } | |
709 | set_bit(que_id, ha->req_qid_map); | |
710 | ha->req_q_map[que_id] = req; | |
711 | req->rid = rid; | |
712 | req->vp_idx = vp_idx; | |
713 | req->qos = qos; | |
714 | ||
7c3df132 SK |
715 | ql_dbg(ql_dbg_multiq, base_vha, 0xc002, |
716 | "queue_id=%d rid=%d vp_idx=%d qos=%d.\n", | |
717 | que_id, req->rid, req->vp_idx, req->qos); | |
718 | ql_dbg(ql_dbg_init, base_vha, 0x00dc, | |
719 | "queue_id=%d rid=%d vp_idx=%d qos=%d.\n", | |
720 | que_id, req->rid, req->vp_idx, req->qos); | |
2afa19a9 AC |
721 | if (rsp_que < 0) |
722 | req->rsp = NULL; | |
723 | else | |
73208dfd AC |
724 | req->rsp = ha->rsp_q_map[rsp_que]; |
725 | /* Use alternate PCI bus number */ | |
726 | if (MSB(req->rid)) | |
727 | options |= BIT_4; | |
728 | /* Use alternate PCI devfn */ | |
729 | if (LSB(req->rid)) | |
730 | options |= BIT_5; | |
731 | req->options = options; | |
2afa19a9 | 732 | |
7c3df132 SK |
733 | ql_dbg(ql_dbg_multiq, base_vha, 0xc003, |
734 | "options=0x%x.\n", req->options); | |
735 | ql_dbg(ql_dbg_init, base_vha, 0x00dd, | |
736 | "options=0x%x.\n", req->options); | |
8d93f550 | 737 | for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) |
2afa19a9 AC |
738 | req->outstanding_cmds[cnt] = NULL; |
739 | req->current_outstanding_cmd = 1; | |
740 | ||
73208dfd AC |
741 | req->ring_ptr = req->ring; |
742 | req->ring_index = 0; | |
743 | req->cnt = req->length; | |
744 | req->id = que_id; | |
08029990 | 745 | reg = ISP_QUE_REG(ha, que_id); |
da9b1d5c AV |
746 | req->req_q_in = ®->isp25mq.req_q_in; |
747 | req->req_q_out = ®->isp25mq.req_q_out; | |
29bdccbe | 748 | req->max_q_depth = ha->req_q_map[0]->max_q_depth; |
40969530 | 749 | req->out_ptr = (void *)(req->ring + req->length); |
d7459527 | 750 | mutex_unlock(&ha->mq_lock); |
7c3df132 SK |
751 | ql_dbg(ql_dbg_multiq, base_vha, 0xc004, |
752 | "ring_ptr=%p ring_index=%d, " | |
753 | "cnt=%d id=%d max_q_depth=%d.\n", | |
754 | req->ring_ptr, req->ring_index, | |
755 | req->cnt, req->id, req->max_q_depth); | |
756 | ql_dbg(ql_dbg_init, base_vha, 0x00de, | |
757 | "ring_ptr=%p ring_index=%d, " | |
758 | "cnt=%d id=%d max_q_depth=%d.\n", | |
759 | req->ring_ptr, req->ring_index, req->cnt, | |
760 | req->id, req->max_q_depth); | |
73208dfd | 761 | |
82de802a QT |
762 | if (startqp) { |
763 | ret = qla25xx_init_req_que(base_vha, req); | |
764 | if (ret != QLA_SUCCESS) { | |
765 | ql_log(ql_log_fatal, base_vha, 0x00df, | |
766 | "%s failed.\n", __func__); | |
767 | mutex_lock(&ha->mq_lock); | |
768 | clear_bit(que_id, ha->req_qid_map); | |
769 | mutex_unlock(&ha->mq_lock); | |
770 | goto que_failed; | |
771 | } | |
d65237c7 | 772 | vha->flags.qpairs_req_created = 1; |
73208dfd AC |
773 | } |
774 | ||
775 | return req->id; | |
776 | ||
777 | que_failed: | |
778 | qla25xx_free_req_que(base_vha, req); | |
c7922a91 | 779 | failed: |
73208dfd AC |
780 | return 0; |
781 | } | |
782 | ||
68ca949c AC |
783 | static void qla_do_work(struct work_struct *work) |
784 | { | |
a67093d4 | 785 | unsigned long flags; |
d7459527 | 786 | struct qla_qpair *qpair = container_of(work, struct qla_qpair, q_work); |
68ca949c | 787 | struct scsi_qla_host *vha; |
d7459527 | 788 | struct qla_hw_data *ha = qpair->hw; |
68ca949c | 789 | |
d7459527 | 790 | spin_lock_irqsave(&qpair->qp_lock, flags); |
a67093d4 | 791 | vha = pci_get_drvdata(ha->pdev); |
d7459527 MH |
792 | qla24xx_process_response_queue(vha, qpair->rsp); |
793 | spin_unlock_irqrestore(&qpair->qp_lock, flags); | |
cf19c45d | 794 | |
68ca949c AC |
795 | } |
796 | ||
73208dfd AC |
797 | /* create response queue */ |
798 | int | |
799 | qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options, | |
82de802a | 800 | uint8_t vp_idx, uint16_t rid, struct qla_qpair *qpair, bool startqp) |
73208dfd AC |
801 | { |
802 | int ret = 0; | |
803 | struct rsp_que *rsp = NULL; | |
804 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
d65237c7 | 805 | struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev); |
08029990 | 806 | uint16_t que_id = 0; |
f73cb695 | 807 | device_reg_t *reg; |
73208dfd AC |
808 | |
809 | rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL); | |
810 | if (rsp == NULL) { | |
7c3df132 SK |
811 | ql_log(ql_log_warn, base_vha, 0x0066, |
812 | "Failed to allocate memory for response queue.\n"); | |
c7922a91 | 813 | goto failed; |
73208dfd AC |
814 | } |
815 | ||
2afa19a9 | 816 | rsp->length = RESPONSE_ENTRY_CNT_MQ; |
73208dfd AC |
817 | rsp->ring = dma_alloc_coherent(&ha->pdev->dev, |
818 | (rsp->length + 1) * sizeof(response_t), | |
819 | &rsp->dma, GFP_KERNEL); | |
820 | if (rsp->ring == NULL) { | |
7c3df132 SK |
821 | ql_log(ql_log_warn, base_vha, 0x00e1, |
822 | "Failed to allocate memory for response ring.\n"); | |
73208dfd AC |
823 | goto que_failed; |
824 | } | |
825 | ||
d7459527 | 826 | mutex_lock(&ha->mq_lock); |
2afa19a9 AC |
827 | que_id = find_first_zero_bit(ha->rsp_qid_map, ha->max_rsp_queues); |
828 | if (que_id >= ha->max_rsp_queues) { | |
d7459527 | 829 | mutex_unlock(&ha->mq_lock); |
7c3df132 SK |
830 | ql_log(ql_log_warn, base_vha, 0x00e2, |
831 | "No resources to create additional request queue.\n"); | |
73208dfd AC |
832 | goto que_failed; |
833 | } | |
834 | set_bit(que_id, ha->rsp_qid_map); | |
835 | ||
d7459527 | 836 | rsp->msix = qpair->msix; |
73208dfd AC |
837 | |
838 | ha->rsp_q_map[que_id] = rsp; | |
839 | rsp->rid = rid; | |
840 | rsp->vp_idx = vp_idx; | |
841 | rsp->hw = ha; | |
7c3df132 | 842 | ql_dbg(ql_dbg_init, base_vha, 0x00e4, |
d7459527 | 843 | "rsp queue_id=%d rid=%d vp_idx=%d hw=%p.\n", |
7c3df132 | 844 | que_id, rsp->rid, rsp->vp_idx, rsp->hw); |
73208dfd AC |
845 | /* Use alternate PCI bus number */ |
846 | if (MSB(rsp->rid)) | |
847 | options |= BIT_4; | |
848 | /* Use alternate PCI devfn */ | |
849 | if (LSB(rsp->rid)) | |
850 | options |= BIT_5; | |
3155754a AC |
851 | /* Enable MSIX handshake mode on for uncapable adapters */ |
852 | if (!IS_MSIX_NACK_CAPABLE(ha)) | |
853 | options |= BIT_6; | |
854 | ||
d7459527 MH |
855 | /* Set option to indicate response queue creation */ |
856 | options |= BIT_1; | |
857 | ||
73208dfd | 858 | rsp->options = options; |
73208dfd | 859 | rsp->id = que_id; |
08029990 AV |
860 | reg = ISP_QUE_REG(ha, que_id); |
861 | rsp->rsp_q_in = ®->isp25mq.rsp_q_in; | |
862 | rsp->rsp_q_out = ®->isp25mq.rsp_q_out; | |
40969530 | 863 | rsp->in_ptr = (void *)(rsp->ring + rsp->length); |
d7459527 | 864 | mutex_unlock(&ha->mq_lock); |
7c3df132 | 865 | ql_dbg(ql_dbg_multiq, base_vha, 0xc00b, |
d7459527 | 866 | "options=%x id=%d rsp_q_in=%p rsp_q_out=%p\n", |
7c3df132 SK |
867 | rsp->options, rsp->id, rsp->rsp_q_in, |
868 | rsp->rsp_q_out); | |
869 | ql_dbg(ql_dbg_init, base_vha, 0x00e5, | |
d7459527 | 870 | "options=%x id=%d rsp_q_in=%p rsp_q_out=%p\n", |
7c3df132 SK |
871 | rsp->options, rsp->id, rsp->rsp_q_in, |
872 | rsp->rsp_q_out); | |
73208dfd | 873 | |
d7459527 MH |
874 | ret = qla25xx_request_irq(ha, qpair, qpair->msix, |
875 | QLA_MSIX_QPAIR_MULTIQ_RSP_Q); | |
73208dfd AC |
876 | if (ret) |
877 | goto que_failed; | |
878 | ||
82de802a QT |
879 | if (startqp) { |
880 | ret = qla25xx_init_rsp_que(base_vha, rsp); | |
881 | if (ret != QLA_SUCCESS) { | |
882 | ql_log(ql_log_fatal, base_vha, 0x00e7, | |
883 | "%s failed.\n", __func__); | |
884 | mutex_lock(&ha->mq_lock); | |
885 | clear_bit(que_id, ha->rsp_qid_map); | |
886 | mutex_unlock(&ha->mq_lock); | |
887 | goto que_failed; | |
888 | } | |
d65237c7 | 889 | vha->flags.qpairs_rsp_created = 1; |
73208dfd | 890 | } |
d7459527 | 891 | rsp->req = NULL; |
73208dfd AC |
892 | |
893 | qla2x00_init_response_q_entries(rsp); | |
d7459527 MH |
894 | if (qpair->hw->wq) |
895 | INIT_WORK(&qpair->q_work, qla_do_work); | |
73208dfd AC |
896 | return rsp->id; |
897 | ||
898 | que_failed: | |
899 | qla25xx_free_rsp_que(base_vha, rsp); | |
c7922a91 | 900 | failed: |
73208dfd AC |
901 | return 0; |
902 | } | |
2853192e | 903 | |
6c18a43e | 904 | static void qla_ctrlvp_sp_done(srb_t *sp, int res) |
2853192e | 905 | { |
982cc4be BVA |
906 | if (sp->comp) |
907 | complete(sp->comp); | |
2853192e QT |
908 | /* don't free sp here. Let the caller do the free */ |
909 | } | |
910 | ||
911 | /** | |
912 | * qla24xx_control_vp() - Enable a virtual port for given host | |
913 | * @vha: adapter block pointer | |
914 | * @cmd: command type to be sent for enable virtual port | |
915 | * | |
916 | * Return: qla2xxx local function return status code. | |
917 | */ | |
918 | int qla24xx_control_vp(scsi_qla_host_t *vha, int cmd) | |
919 | { | |
920 | int rval = QLA_MEMORY_ALLOC_FAILED; | |
921 | struct qla_hw_data *ha = vha->hw; | |
922 | int vp_index = vha->vp_idx; | |
923 | struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev); | |
982cc4be | 924 | DECLARE_COMPLETION_ONSTACK(comp); |
2853192e QT |
925 | srb_t *sp; |
926 | ||
927 | ql_dbg(ql_dbg_vport, vha, 0x10c1, | |
928 | "Entered %s cmd %x index %d.\n", __func__, cmd, vp_index); | |
929 | ||
930 | if (vp_index == 0 || vp_index >= ha->max_npiv_vports) | |
931 | return QLA_PARAMETER_ERROR; | |
932 | ||
933 | sp = qla2x00_get_sp(base_vha, NULL, GFP_KERNEL); | |
934 | if (!sp) | |
935 | goto done; | |
936 | ||
937 | sp->type = SRB_CTRL_VP; | |
938 | sp->name = "ctrl_vp"; | |
982cc4be | 939 | sp->comp = ∁ |
2853192e | 940 | sp->done = qla_ctrlvp_sp_done; |
2853192e | 941 | sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; |
e74e7d95 | 942 | qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); |
2853192e QT |
943 | sp->u.iocb_cmd.u.ctrlvp.cmd = cmd; |
944 | sp->u.iocb_cmd.u.ctrlvp.vp_index = vp_index; | |
945 | ||
946 | rval = qla2x00_start_sp(sp); | |
947 | if (rval != QLA_SUCCESS) { | |
948 | ql_dbg(ql_dbg_async, vha, 0xffff, | |
949 | "%s: %s Failed submission. %x.\n", | |
950 | __func__, sp->name, rval); | |
951 | goto done_free_sp; | |
952 | } | |
953 | ||
954 | ql_dbg(ql_dbg_vport, vha, 0x113f, "%s hndl %x submitted\n", | |
955 | sp->name, sp->handle); | |
956 | ||
982cc4be BVA |
957 | wait_for_completion(&comp); |
958 | sp->comp = NULL; | |
959 | ||
2853192e QT |
960 | rval = sp->rc; |
961 | switch (rval) { | |
962 | case QLA_FUNCTION_TIMEOUT: | |
963 | ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s Timeout. %x.\n", | |
964 | __func__, sp->name, rval); | |
965 | break; | |
966 | case QLA_SUCCESS: | |
967 | ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s done.\n", | |
968 | __func__, sp->name); | |
969 | goto done_free_sp; | |
970 | default: | |
971 | ql_dbg(ql_dbg_vport, vha, 0xffff, "%s: %s Failed. %x.\n", | |
972 | __func__, sp->name, rval); | |
973 | goto done_free_sp; | |
974 | } | |
975 | done: | |
976 | return rval; | |
977 | ||
978 | done_free_sp: | |
979 | sp->free(sp); | |
980 | return rval; | |
981 | } |