Commit | Line | Data |
---|---|---|
df613b96 AV |
1 | /* |
2 | * QLogic Fibre Channel HBA Driver | |
bd21eaf9 | 3 | * Copyright (c) 2003-2014 QLogic Corporation |
df613b96 AV |
4 | * |
5 | * See LICENSE.qla2xxx for copyright and licensing details. | |
6 | */ | |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/debugfs.h> | |
10 | #include <linux/seq_file.h> | |
11 | ||
12 | static struct dentry *qla2x00_dfs_root; | |
13 | static atomic_t qla2x00_dfs_root_count; | |
14 | ||
36c78452 QT |
15 | static int |
16 | qla2x00_dfs_tgt_sess_show(struct seq_file *s, void *unused) | |
17 | { | |
18 | scsi_qla_host_t *vha = s->private; | |
19 | struct qla_hw_data *ha = vha->hw; | |
20 | unsigned long flags; | |
5d964837 | 21 | struct fc_port *sess = NULL; |
c423437e | 22 | struct qla_tgt *tgt = vha->vha_tgt.qla_tgt; |
36c78452 | 23 | |
c423437e | 24 | seq_printf(s, "%s\n", vha->host_str); |
36c78452 | 25 | if (tgt) { |
c423437e | 26 | seq_puts(s, "Port ID Port Name Handle\n"); |
36c78452 QT |
27 | |
28 | spin_lock_irqsave(&ha->tgt.sess_lock, flags); | |
5d964837 | 29 | list_for_each_entry(sess, &vha->vp_fcports, list) |
36c78452 | 30 | seq_printf(s, "%02x:%02x:%02x %8phC %d\n", |
37cacc0a QT |
31 | sess->d_id.b.domain, sess->d_id.b.area, |
32 | sess->d_id.b.al_pa, sess->port_name, | |
33 | sess->loop_id); | |
36c78452 QT |
34 | spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); |
35 | } | |
36 | ||
37 | return 0; | |
38 | } | |
39 | ||
40 | static int | |
41 | qla2x00_dfs_tgt_sess_open(struct inode *inode, struct file *file) | |
42 | { | |
43 | scsi_qla_host_t *vha = inode->i_private; | |
44 | return single_open(file, qla2x00_dfs_tgt_sess_show, vha); | |
45 | } | |
46 | ||
36c78452 QT |
47 | static const struct file_operations dfs_tgt_sess_ops = { |
48 | .open = qla2x00_dfs_tgt_sess_open, | |
49 | .read = seq_read, | |
50 | .llseek = seq_lseek, | |
51 | .release = single_release, | |
52 | }; | |
53 | ||
c423437e HM |
54 | static int |
55 | qla2x00_dfs_tgt_port_database_show(struct seq_file *s, void *unused) | |
56 | { | |
57 | scsi_qla_host_t *vha = s->private; | |
58 | struct qla_hw_data *ha = vha->hw; | |
59 | struct gid_list_info *gid_list; | |
60 | dma_addr_t gid_list_dma; | |
61 | fc_port_t fc_port; | |
62 | char *id_iter; | |
63 | int rc, i; | |
64 | uint16_t entries, loop_id; | |
65 | struct qla_tgt *tgt = vha->vha_tgt.qla_tgt; | |
66 | ||
67 | seq_printf(s, "%s\n", vha->host_str); | |
68 | if (tgt) { | |
69 | gid_list = dma_alloc_coherent(&ha->pdev->dev, | |
70 | qla2x00_gid_list_size(ha), | |
71 | &gid_list_dma, GFP_KERNEL); | |
72 | if (!gid_list) { | |
83548fe2 | 73 | ql_dbg(ql_dbg_user, vha, 0x7018, |
c423437e HM |
74 | "DMA allocation failed for %u\n", |
75 | qla2x00_gid_list_size(ha)); | |
76 | return 0; | |
77 | } | |
78 | ||
79 | rc = qla24xx_gidlist_wait(vha, gid_list, gid_list_dma, | |
80 | &entries); | |
81 | if (rc != QLA_SUCCESS) | |
82 | goto out_free_id_list; | |
83 | ||
84 | id_iter = (char *)gid_list; | |
85 | ||
86 | seq_puts(s, "Port Name Port ID Loop ID\n"); | |
87 | ||
88 | for (i = 0; i < entries; i++) { | |
89 | struct gid_list_info *gid = | |
90 | (struct gid_list_info *)id_iter; | |
91 | loop_id = le16_to_cpu(gid->loop_id); | |
92 | memset(&fc_port, 0, sizeof(fc_port_t)); | |
93 | ||
94 | fc_port.loop_id = loop_id; | |
95 | ||
96 | rc = qla24xx_gpdb_wait(vha, &fc_port, 0); | |
97 | seq_printf(s, "%8phC %02x%02x%02x %d\n", | |
98 | fc_port.port_name, fc_port.d_id.b.domain, | |
99 | fc_port.d_id.b.area, fc_port.d_id.b.al_pa, | |
100 | fc_port.loop_id); | |
101 | id_iter += ha->gid_list_info_size; | |
102 | } | |
103 | out_free_id_list: | |
104 | dma_free_coherent(&ha->pdev->dev, qla2x00_gid_list_size(ha), | |
105 | gid_list, gid_list_dma); | |
106 | } | |
107 | ||
108 | return 0; | |
109 | } | |
110 | ||
111 | static int | |
112 | qla2x00_dfs_tgt_port_database_open(struct inode *inode, struct file *file) | |
113 | { | |
114 | scsi_qla_host_t *vha = inode->i_private; | |
115 | ||
116 | return single_open(file, qla2x00_dfs_tgt_port_database_show, vha); | |
117 | } | |
118 | ||
119 | static const struct file_operations dfs_tgt_port_database_ops = { | |
120 | .open = qla2x00_dfs_tgt_port_database_open, | |
121 | .read = seq_read, | |
122 | .llseek = seq_lseek, | |
123 | .release = single_release, | |
124 | }; | |
125 | ||
03e8c680 QT |
126 | static int |
127 | qla_dfs_fw_resource_cnt_show(struct seq_file *s, void *unused) | |
128 | { | |
129 | struct scsi_qla_host *vha = s->private; | |
94d83e36 QT |
130 | uint16_t mb[MAX_IOCB_MB_REG]; |
131 | int rc; | |
132 | ||
133 | rc = qla24xx_res_count_wait(vha, mb, SIZEOF_IOCB_MB_REG); | |
134 | if (rc != QLA_SUCCESS) { | |
135 | seq_printf(s, "Mailbox Command failed %d, mb %#x", rc, mb[0]); | |
136 | } else { | |
137 | seq_puts(s, "FW Resource count\n\n"); | |
138 | seq_printf(s, "Original TGT exchg count[%d]\n", mb[1]); | |
139 | seq_printf(s, "current TGT exchg count[%d]\n", mb[2]); | |
140 | seq_printf(s, "original Initiator Exchange count[%d]\n", mb[3]); | |
141 | seq_printf(s, "Current Initiator Exchange count[%d]\n", mb[6]); | |
142 | seq_printf(s, "Original IOCB count[%d]\n", mb[7]); | |
143 | seq_printf(s, "Current IOCB count[%d]\n", mb[10]); | |
144 | seq_printf(s, "MAX VP count[%d]\n", mb[11]); | |
145 | seq_printf(s, "MAX FCF count[%d]\n", mb[12]); | |
92d71570 AG |
146 | seq_printf(s, "Current free pageable XCB buffer cnt[%d]\n", |
147 | mb[20]); | |
148 | seq_printf(s, "Original Initiator fast XCB buffer cnt[%d]\n", | |
149 | mb[21]); | |
150 | seq_printf(s, "Current free Initiator fast XCB buffer cnt[%d]\n", | |
151 | mb[22]); | |
152 | seq_printf(s, "Original Target fast XCB buffer cnt[%d]\n", | |
153 | mb[23]); | |
154 | ||
94d83e36 | 155 | } |
03e8c680 QT |
156 | |
157 | return 0; | |
158 | } | |
159 | ||
160 | static int | |
161 | qla_dfs_fw_resource_cnt_open(struct inode *inode, struct file *file) | |
162 | { | |
163 | struct scsi_qla_host *vha = inode->i_private; | |
164 | return single_open(file, qla_dfs_fw_resource_cnt_show, vha); | |
165 | } | |
166 | ||
167 | static const struct file_operations dfs_fw_resource_cnt_ops = { | |
168 | .open = qla_dfs_fw_resource_cnt_open, | |
169 | .read = seq_read, | |
170 | .llseek = seq_lseek, | |
171 | .release = single_release, | |
172 | }; | |
173 | ||
ce1025cd HM |
174 | static int |
175 | qla_dfs_tgt_counters_show(struct seq_file *s, void *unused) | |
176 | { | |
177 | struct scsi_qla_host *vha = s->private; | |
60a9eadb QT |
178 | struct qla_qpair *qpair = vha->hw->base_qpair; |
179 | uint64_t qla_core_sbt_cmd, core_qla_que_buf, qla_core_ret_ctio, | |
180 | core_qla_snd_status, qla_core_ret_sta_ctio, core_qla_free_cmd, | |
181 | num_q_full_sent, num_alloc_iocb_failed, num_term_xchg_sent; | |
182 | u16 i; | |
183 | ||
184 | qla_core_sbt_cmd = qpair->tgt_counters.qla_core_sbt_cmd; | |
185 | core_qla_que_buf = qpair->tgt_counters.core_qla_que_buf; | |
186 | qla_core_ret_ctio = qpair->tgt_counters.qla_core_ret_ctio; | |
187 | core_qla_snd_status = qpair->tgt_counters.core_qla_snd_status; | |
188 | qla_core_ret_sta_ctio = qpair->tgt_counters.qla_core_ret_sta_ctio; | |
189 | core_qla_free_cmd = qpair->tgt_counters.core_qla_free_cmd; | |
190 | num_q_full_sent = qpair->tgt_counters.num_q_full_sent; | |
191 | num_alloc_iocb_failed = qpair->tgt_counters.num_alloc_iocb_failed; | |
192 | num_term_xchg_sent = qpair->tgt_counters.num_term_xchg_sent; | |
193 | ||
194 | for (i = 0; i < vha->hw->max_qpairs; i++) { | |
195 | qpair = vha->hw->queue_pair_map[i]; | |
196 | qla_core_sbt_cmd += qpair->tgt_counters.qla_core_sbt_cmd; | |
197 | core_qla_que_buf += qpair->tgt_counters.core_qla_que_buf; | |
198 | qla_core_ret_ctio += qpair->tgt_counters.qla_core_ret_ctio; | |
199 | core_qla_snd_status += qpair->tgt_counters.core_qla_snd_status; | |
200 | qla_core_ret_sta_ctio += | |
201 | qpair->tgt_counters.qla_core_ret_sta_ctio; | |
202 | core_qla_free_cmd += qpair->tgt_counters.core_qla_free_cmd; | |
203 | num_q_full_sent += qpair->tgt_counters.num_q_full_sent; | |
204 | num_alloc_iocb_failed += | |
205 | qpair->tgt_counters.num_alloc_iocb_failed; | |
206 | num_term_xchg_sent += qpair->tgt_counters.num_term_xchg_sent; | |
207 | } | |
ce1025cd HM |
208 | |
209 | seq_puts(s, "Target Counters\n"); | |
210 | seq_printf(s, "qla_core_sbt_cmd = %lld\n", | |
60a9eadb | 211 | qla_core_sbt_cmd); |
ce1025cd | 212 | seq_printf(s, "qla_core_ret_sta_ctio = %lld\n", |
60a9eadb | 213 | qla_core_ret_sta_ctio); |
ce1025cd | 214 | seq_printf(s, "qla_core_ret_ctio = %lld\n", |
60a9eadb | 215 | qla_core_ret_ctio); |
ce1025cd | 216 | seq_printf(s, "core_qla_que_buf = %lld\n", |
60a9eadb | 217 | core_qla_que_buf); |
ce1025cd | 218 | seq_printf(s, "core_qla_snd_status = %lld\n", |
60a9eadb | 219 | core_qla_snd_status); |
ce1025cd | 220 | seq_printf(s, "core_qla_free_cmd = %lld\n", |
60a9eadb | 221 | core_qla_free_cmd); |
ce1025cd | 222 | seq_printf(s, "num alloc iocb failed = %lld\n", |
60a9eadb | 223 | num_alloc_iocb_failed); |
ce1025cd | 224 | seq_printf(s, "num term exchange sent = %lld\n", |
60a9eadb | 225 | num_term_xchg_sent); |
ce1025cd | 226 | seq_printf(s, "num Q full sent = %lld\n", |
60a9eadb | 227 | num_q_full_sent); |
ce1025cd | 228 | |
54b9993c AG |
229 | /* DIF stats */ |
230 | seq_printf(s, "DIF Inp Bytes = %lld\n", | |
231 | vha->qla_stats.qla_dif_stats.dif_input_bytes); | |
232 | seq_printf(s, "DIF Outp Bytes = %lld\n", | |
233 | vha->qla_stats.qla_dif_stats.dif_output_bytes); | |
234 | seq_printf(s, "DIF Inp Req = %lld\n", | |
235 | vha->qla_stats.qla_dif_stats.dif_input_requests); | |
236 | seq_printf(s, "DIF Outp Req = %lld\n", | |
237 | vha->qla_stats.qla_dif_stats.dif_output_requests); | |
238 | seq_printf(s, "DIF Guard err = %d\n", | |
239 | vha->qla_stats.qla_dif_stats.dif_guard_err); | |
240 | seq_printf(s, "DIF Ref tag err = %d\n", | |
241 | vha->qla_stats.qla_dif_stats.dif_ref_tag_err); | |
242 | seq_printf(s, "DIF App tag err = %d\n", | |
243 | vha->qla_stats.qla_dif_stats.dif_app_tag_err); | |
ce1025cd HM |
244 | return 0; |
245 | } | |
246 | ||
247 | static int | |
248 | qla_dfs_tgt_counters_open(struct inode *inode, struct file *file) | |
249 | { | |
250 | struct scsi_qla_host *vha = inode->i_private; | |
251 | return single_open(file, qla_dfs_tgt_counters_show, vha); | |
252 | } | |
253 | ||
254 | static const struct file_operations dfs_tgt_counters_ops = { | |
255 | .open = qla_dfs_tgt_counters_open, | |
256 | .read = seq_read, | |
257 | .llseek = seq_lseek, | |
258 | .release = single_release, | |
259 | }; | |
260 | ||
df613b96 AV |
261 | static int |
262 | qla2x00_dfs_fce_show(struct seq_file *s, void *unused) | |
263 | { | |
7b867cf7 | 264 | scsi_qla_host_t *vha = s->private; |
df613b96 AV |
265 | uint32_t cnt; |
266 | uint32_t *fce; | |
267 | uint64_t fce_start; | |
7b867cf7 | 268 | struct qla_hw_data *ha = vha->hw; |
df613b96 AV |
269 | |
270 | mutex_lock(&ha->fce_mutex); | |
271 | ||
91c40f24 | 272 | seq_puts(s, "FCE Trace Buffer\n"); |
279e7f54 | 273 | seq_printf(s, "In Pointer = %llx\n\n", (unsigned long long)ha->fce_wr); |
df613b96 | 274 | seq_printf(s, "Base = %llx\n\n", (unsigned long long) ha->fce_dma); |
91c40f24 | 275 | seq_puts(s, "FCE Enable Registers\n"); |
df613b96 AV |
276 | seq_printf(s, "%08x %08x %08x %08x %08x %08x\n", |
277 | ha->fce_mb[0], ha->fce_mb[2], ha->fce_mb[3], ha->fce_mb[4], | |
278 | ha->fce_mb[5], ha->fce_mb[6]); | |
279 | ||
280 | fce = (uint32_t *) ha->fce; | |
281 | fce_start = (unsigned long long) ha->fce_dma; | |
282 | for (cnt = 0; cnt < fce_calc_size(ha->fce_bufs) / 4; cnt++) { | |
283 | if (cnt % 8 == 0) | |
284 | seq_printf(s, "\n%llx: ", | |
285 | (unsigned long long)((cnt * 4) + fce_start)); | |
286 | else | |
f50332ff | 287 | seq_putc(s, ' '); |
df613b96 AV |
288 | seq_printf(s, "%08x", *fce++); |
289 | } | |
290 | ||
91c40f24 | 291 | seq_puts(s, "\nEnd\n"); |
df613b96 AV |
292 | |
293 | mutex_unlock(&ha->fce_mutex); | |
294 | ||
295 | return 0; | |
296 | } | |
297 | ||
298 | static int | |
299 | qla2x00_dfs_fce_open(struct inode *inode, struct file *file) | |
300 | { | |
7b867cf7 AC |
301 | scsi_qla_host_t *vha = inode->i_private; |
302 | struct qla_hw_data *ha = vha->hw; | |
df613b96 AV |
303 | int rval; |
304 | ||
305 | if (!ha->flags.fce_enabled) | |
306 | goto out; | |
307 | ||
308 | mutex_lock(&ha->fce_mutex); | |
309 | ||
310 | /* Pause tracing to flush FCE buffers. */ | |
7b867cf7 | 311 | rval = qla2x00_disable_fce_trace(vha, &ha->fce_wr, &ha->fce_rd); |
df613b96 | 312 | if (rval) |
7c3df132 | 313 | ql_dbg(ql_dbg_user, vha, 0x705c, |
df613b96 AV |
314 | "DebugFS: Unable to disable FCE (%d).\n", rval); |
315 | ||
316 | ha->flags.fce_enabled = 0; | |
317 | ||
318 | mutex_unlock(&ha->fce_mutex); | |
319 | out: | |
94279ede | 320 | return single_open(file, qla2x00_dfs_fce_show, vha); |
df613b96 AV |
321 | } |
322 | ||
323 | static int | |
324 | qla2x00_dfs_fce_release(struct inode *inode, struct file *file) | |
325 | { | |
7b867cf7 AC |
326 | scsi_qla_host_t *vha = inode->i_private; |
327 | struct qla_hw_data *ha = vha->hw; | |
df613b96 AV |
328 | int rval; |
329 | ||
330 | if (ha->flags.fce_enabled) | |
331 | goto out; | |
332 | ||
333 | mutex_lock(&ha->fce_mutex); | |
334 | ||
335 | /* Re-enable FCE tracing. */ | |
336 | ha->flags.fce_enabled = 1; | |
337 | memset(ha->fce, 0, fce_calc_size(ha->fce_bufs)); | |
7b867cf7 | 338 | rval = qla2x00_enable_fce_trace(vha, ha->fce_dma, ha->fce_bufs, |
df613b96 AV |
339 | ha->fce_mb, &ha->fce_bufs); |
340 | if (rval) { | |
7c3df132 | 341 | ql_dbg(ql_dbg_user, vha, 0x700d, |
df613b96 AV |
342 | "DebugFS: Unable to reinitialize FCE (%d).\n", rval); |
343 | ha->flags.fce_enabled = 0; | |
344 | } | |
345 | ||
346 | mutex_unlock(&ha->fce_mutex); | |
347 | out: | |
348 | return single_release(inode, file); | |
349 | } | |
350 | ||
351 | static const struct file_operations dfs_fce_ops = { | |
352 | .open = qla2x00_dfs_fce_open, | |
353 | .read = seq_read, | |
354 | .llseek = seq_lseek, | |
355 | .release = qla2x00_dfs_fce_release, | |
356 | }; | |
357 | ||
09620eeb QT |
358 | static int |
359 | qla_dfs_naqp_show(struct seq_file *s, void *unused) | |
360 | { | |
361 | struct scsi_qla_host *vha = s->private; | |
362 | struct qla_hw_data *ha = vha->hw; | |
363 | ||
364 | seq_printf(s, "%d\n", ha->tgt.num_act_qpairs); | |
365 | return 0; | |
366 | } | |
367 | ||
368 | static int | |
369 | qla_dfs_naqp_open(struct inode *inode, struct file *file) | |
370 | { | |
371 | struct scsi_qla_host *vha = inode->i_private; | |
372 | ||
373 | return single_open(file, qla_dfs_naqp_show, vha); | |
374 | } | |
375 | ||
376 | static ssize_t | |
377 | qla_dfs_naqp_write(struct file *file, const char __user *buffer, | |
378 | size_t count, loff_t *pos) | |
379 | { | |
380 | struct seq_file *s = file->private_data; | |
381 | struct scsi_qla_host *vha = s->private; | |
382 | struct qla_hw_data *ha = vha->hw; | |
383 | char *buf; | |
384 | int rc = 0; | |
385 | unsigned long num_act_qp; | |
386 | ||
387 | if (!(IS_QLA27XX(ha) || IS_QLA83XX(ha))) { | |
388 | pr_err("host%ld: this adapter does not support Multi Q.", | |
389 | vha->host_no); | |
390 | return -EINVAL; | |
391 | } | |
392 | ||
393 | if (!vha->flags.qpairs_available) { | |
394 | pr_err("host%ld: Driver is not setup with Multi Q.", | |
395 | vha->host_no); | |
396 | return -EINVAL; | |
397 | } | |
398 | buf = memdup_user_nul(buffer, count); | |
399 | if (IS_ERR(buf)) { | |
400 | pr_err("host%ld: fail to copy user buffer.", | |
401 | vha->host_no); | |
402 | return PTR_ERR(buf); | |
403 | } | |
404 | ||
405 | num_act_qp = simple_strtoul(buf, NULL, 0); | |
406 | ||
407 | if (num_act_qp >= vha->hw->max_qpairs) { | |
408 | pr_err("User set invalid number of qpairs %lu. Max = %d", | |
409 | num_act_qp, vha->hw->max_qpairs); | |
410 | rc = -EINVAL; | |
411 | goto out_free; | |
412 | } | |
413 | ||
414 | if (num_act_qp != ha->tgt.num_act_qpairs) { | |
415 | ha->tgt.num_act_qpairs = num_act_qp; | |
416 | qlt_clr_qp_table(vha); | |
417 | } | |
418 | rc = count; | |
419 | out_free: | |
420 | kfree(buf); | |
421 | return rc; | |
422 | } | |
423 | ||
424 | static const struct file_operations dfs_naqp_ops = { | |
425 | .open = qla_dfs_naqp_open, | |
426 | .read = seq_read, | |
427 | .llseek = seq_lseek, | |
428 | .release = single_release, | |
429 | .write = qla_dfs_naqp_write, | |
430 | }; | |
431 | ||
432 | ||
df613b96 | 433 | int |
7b867cf7 | 434 | qla2x00_dfs_setup(scsi_qla_host_t *vha) |
df613b96 | 435 | { |
7b867cf7 | 436 | struct qla_hw_data *ha = vha->hw; |
3a03eb79 | 437 | |
f73cb695 CD |
438 | if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) && |
439 | !IS_QLA27XX(ha)) | |
df613b96 AV |
440 | goto out; |
441 | if (!ha->fce) | |
442 | goto out; | |
443 | ||
444 | if (qla2x00_dfs_root) | |
445 | goto create_dir; | |
446 | ||
447 | atomic_set(&qla2x00_dfs_root_count, 0); | |
448 | qla2x00_dfs_root = debugfs_create_dir(QLA2XXX_DRIVER_NAME, NULL); | |
449 | if (!qla2x00_dfs_root) { | |
7c3df132 SK |
450 | ql_log(ql_log_warn, vha, 0x00f7, |
451 | "Unable to create debugfs root directory.\n"); | |
df613b96 AV |
452 | goto out; |
453 | } | |
454 | ||
455 | create_dir: | |
456 | if (ha->dfs_dir) | |
457 | goto create_nodes; | |
458 | ||
459 | mutex_init(&ha->fce_mutex); | |
7b867cf7 | 460 | ha->dfs_dir = debugfs_create_dir(vha->host_str, qla2x00_dfs_root); |
df613b96 | 461 | if (!ha->dfs_dir) { |
7c3df132 SK |
462 | ql_log(ql_log_warn, vha, 0x00f8, |
463 | "Unable to create debugfs ha directory.\n"); | |
df613b96 AV |
464 | goto out; |
465 | } | |
466 | ||
467 | atomic_inc(&qla2x00_dfs_root_count); | |
468 | ||
469 | create_nodes: | |
03e8c680 QT |
470 | ha->dfs_fw_resource_cnt = debugfs_create_file("fw_resource_count", |
471 | S_IRUSR, ha->dfs_dir, vha, &dfs_fw_resource_cnt_ops); | |
472 | if (!ha->dfs_fw_resource_cnt) { | |
473 | ql_log(ql_log_warn, vha, 0x00fd, | |
474 | "Unable to create debugFS fw_resource_count node.\n"); | |
475 | goto out; | |
476 | } | |
477 | ||
ce1025cd HM |
478 | ha->dfs_tgt_counters = debugfs_create_file("tgt_counters", S_IRUSR, |
479 | ha->dfs_dir, vha, &dfs_tgt_counters_ops); | |
480 | if (!ha->dfs_tgt_counters) { | |
481 | ql_log(ql_log_warn, vha, 0xd301, | |
482 | "Unable to create debugFS tgt_counters node.\n"); | |
483 | goto out; | |
484 | } | |
485 | ||
c423437e HM |
486 | ha->tgt.dfs_tgt_port_database = debugfs_create_file("tgt_port_database", |
487 | S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_port_database_ops); | |
488 | if (!ha->tgt.dfs_tgt_port_database) { | |
83548fe2 | 489 | ql_log(ql_log_warn, vha, 0xd03f, |
c423437e HM |
490 | "Unable to create debugFS tgt_port_database node.\n"); |
491 | goto out; | |
492 | } | |
493 | ||
94279ede | 494 | ha->dfs_fce = debugfs_create_file("fce", S_IRUSR, ha->dfs_dir, vha, |
df613b96 AV |
495 | &dfs_fce_ops); |
496 | if (!ha->dfs_fce) { | |
7c3df132 SK |
497 | ql_log(ql_log_warn, vha, 0x00f9, |
498 | "Unable to create debugfs fce node.\n"); | |
df613b96 AV |
499 | goto out; |
500 | } | |
36c78452 QT |
501 | |
502 | ha->tgt.dfs_tgt_sess = debugfs_create_file("tgt_sess", | |
503 | S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_sess_ops); | |
504 | if (!ha->tgt.dfs_tgt_sess) { | |
83548fe2 QT |
505 | ql_log(ql_log_warn, vha, 0xd040, |
506 | "Unable to create debugFS tgt_sess node.\n"); | |
36c78452 QT |
507 | goto out; |
508 | } | |
509 | ||
09620eeb QT |
510 | if (IS_QLA27XX(ha) || IS_QLA83XX(ha)) { |
511 | ha->tgt.dfs_naqp = debugfs_create_file("naqp", | |
512 | 0400, ha->dfs_dir, vha, &dfs_naqp_ops); | |
513 | if (!ha->tgt.dfs_naqp) { | |
514 | ql_log(ql_log_warn, vha, 0xd011, | |
515 | "Unable to create debugFS naqp node.\n"); | |
516 | goto out; | |
517 | } | |
518 | } | |
df613b96 AV |
519 | out: |
520 | return 0; | |
521 | } | |
522 | ||
523 | int | |
7b867cf7 | 524 | qla2x00_dfs_remove(scsi_qla_host_t *vha) |
df613b96 | 525 | { |
7b867cf7 | 526 | struct qla_hw_data *ha = vha->hw; |
ce1025cd | 527 | |
09620eeb QT |
528 | if (ha->tgt.dfs_naqp) { |
529 | debugfs_remove(ha->tgt.dfs_naqp); | |
530 | ha->tgt.dfs_naqp = NULL; | |
531 | } | |
532 | ||
36c78452 QT |
533 | if (ha->tgt.dfs_tgt_sess) { |
534 | debugfs_remove(ha->tgt.dfs_tgt_sess); | |
535 | ha->tgt.dfs_tgt_sess = NULL; | |
536 | } | |
537 | ||
c423437e HM |
538 | if (ha->tgt.dfs_tgt_port_database) { |
539 | debugfs_remove(ha->tgt.dfs_tgt_port_database); | |
540 | ha->tgt.dfs_tgt_port_database = NULL; | |
541 | } | |
542 | ||
03e8c680 QT |
543 | if (ha->dfs_fw_resource_cnt) { |
544 | debugfs_remove(ha->dfs_fw_resource_cnt); | |
545 | ha->dfs_fw_resource_cnt = NULL; | |
546 | } | |
547 | ||
ce1025cd HM |
548 | if (ha->dfs_tgt_counters) { |
549 | debugfs_remove(ha->dfs_tgt_counters); | |
550 | ha->dfs_tgt_counters = NULL; | |
551 | } | |
552 | ||
df613b96 AV |
553 | if (ha->dfs_fce) { |
554 | debugfs_remove(ha->dfs_fce); | |
555 | ha->dfs_fce = NULL; | |
556 | } | |
557 | ||
558 | if (ha->dfs_dir) { | |
559 | debugfs_remove(ha->dfs_dir); | |
560 | ha->dfs_dir = NULL; | |
561 | atomic_dec(&qla2x00_dfs_root_count); | |
562 | } | |
563 | ||
564 | if (atomic_read(&qla2x00_dfs_root_count) == 0 && | |
565 | qla2x00_dfs_root) { | |
566 | debugfs_remove(qla2x00_dfs_root); | |
567 | qla2x00_dfs_root = NULL; | |
568 | } | |
569 | ||
570 | return 0; | |
571 | } |