1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
|
// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
#include <linux/pci.h>
#include <linux/netdevice.h>
#include "ionic.h"
#include "ionic_bus.h"
#include "ionic_lif.h"
#include "ionic_debugfs.h"
#ifdef CONFIG_DEBUG_FS
static struct dentry *ionic_dir;
void ionic_debugfs_create(void)
{
ionic_dir = debugfs_create_dir(IONIC_DRV_NAME, NULL);
}
void ionic_debugfs_destroy(void)
{
debugfs_remove_recursive(ionic_dir);
}
void ionic_debugfs_add_dev(struct ionic *ionic)
{
ionic->dentry = debugfs_create_dir(ionic_bus_info(ionic), ionic_dir);
}
void ionic_debugfs_del_dev(struct ionic *ionic)
{
debugfs_remove_recursive(ionic->dentry);
ionic->dentry = NULL;
}
static int identity_show(struct seq_file *seq, void *v)
{
struct ionic *ionic = seq->private;
struct ionic_identity *ident;
ident = &ionic->ident;
seq_printf(seq, "nlifs: %d\n", ident->dev.nlifs);
seq_printf(seq, "nintrs: %d\n", ident->dev.nintrs);
seq_printf(seq, "ndbpgs_per_lif: %d\n", ident->dev.ndbpgs_per_lif);
seq_printf(seq, "intr_coal_mult: %d\n", ident->dev.intr_coal_mult);
seq_printf(seq, "intr_coal_div: %d\n", ident->dev.intr_coal_div);
seq_printf(seq, "max_ucast_filters: %d\n", ident->lif.eth.max_ucast_filters);
seq_printf(seq, "max_mcast_filters: %d\n", ident->lif.eth.max_mcast_filters);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(identity);
void ionic_debugfs_add_ident(struct ionic *ionic)
{
debugfs_create_file("identity", 0400, ionic->dentry,
ionic, &identity_fops);
}
void ionic_debugfs_add_sizes(struct ionic *ionic)
{
debugfs_create_u32("nlifs", 0400, ionic->dentry,
(u32 *)&ionic->ident.dev.nlifs);
debugfs_create_u32("nintrs", 0400, ionic->dentry, &ionic->nintrs);
debugfs_create_u32("ntxqs_per_lif", 0400, ionic->dentry,
(u32 *)&ionic->ident.lif.eth.config.queue_count[IONIC_QTYPE_TXQ]);
debugfs_create_u32("nrxqs_per_lif", 0400, ionic->dentry,
(u32 *)&ionic->ident.lif.eth.config.queue_count[IONIC_QTYPE_RXQ]);
}
static int q_tail_show(struct seq_file *seq, void *v)
{
struct ionic_queue *q = seq->private;
seq_printf(seq, "%d\n", q->tail->index);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(q_tail);
static int q_head_show(struct seq_file *seq, void *v)
{
struct ionic_queue *q = seq->private;
seq_printf(seq, "%d\n", q->head->index);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(q_head);
static int cq_tail_show(struct seq_file *seq, void *v)
{
struct ionic_cq *cq = seq->private;
seq_printf(seq, "%d\n", cq->tail->index);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(cq_tail);
static const struct debugfs_reg32 intr_ctrl_regs[] = {
{ .name = "coal_init", .offset = 0, },
{ .name = "mask", .offset = 4, },
{ .name = "credits", .offset = 8, },
{ .name = "mask_on_assert", .offset = 12, },
{ .name = "coal_timer", .offset = 16, },
};
void ionic_debugfs_add_qcq(struct ionic_lif *lif, struct ionic_qcq *qcq)
{
struct dentry *q_dentry, *cq_dentry, *intr_dentry, *stats_dentry;
struct ionic_dev *idev = &lif->ionic->idev;
struct debugfs_regset32 *intr_ctrl_regset;
struct ionic_intr_info *intr = &qcq->intr;
struct debugfs_blob_wrapper *desc_blob;
struct device *dev = lif->ionic->dev;
struct ionic_queue *q = &qcq->q;
struct ionic_cq *cq = &qcq->cq;
qcq->dentry = debugfs_create_dir(q->name, lif->dentry);
debugfs_create_x32("total_size", 0400, qcq->dentry, &qcq->total_size);
debugfs_create_x64("base_pa", 0400, qcq->dentry, &qcq->base_pa);
q_dentry = debugfs_create_dir("q", qcq->dentry);
debugfs_create_u32("index", 0400, q_dentry, &q->index);
debugfs_create_x64("base_pa", 0400, q_dentry, &q->base_pa);
if (qcq->flags & IONIC_QCQ_F_SG) {
debugfs_create_x64("sg_base_pa", 0400, q_dentry,
&q->sg_base_pa);
debugfs_create_u32("sg_desc_size", 0400, q_dentry,
&q->sg_desc_size);
}
debugfs_create_u32("num_descs", 0400, q_dentry, &q->num_descs);
debugfs_create_u32("desc_size", 0400, q_dentry, &q->desc_size);
debugfs_create_u32("pid", 0400, q_dentry, &q->pid);
debugfs_create_u32("qid", 0400, q_dentry, &q->hw_index);
debugfs_create_u32("qtype", 0400, q_dentry, &q->hw_type);
debugfs_create_u64("drop", 0400, q_dentry, &q->drop);
debugfs_create_u64("stop", 0400, q_dentry, &q->stop);
debugfs_create_u64("wake", 0400, q_dentry, &q->wake);
debugfs_create_file("tail", 0400, q_dentry, q, &q_tail_fops);
debugfs_create_file("head", 0400, q_dentry, q, &q_head_fops);
desc_blob = devm_kzalloc(dev, sizeof(*desc_blob), GFP_KERNEL);
if (!desc_blob)
return;
desc_blob->data = q->base;
desc_blob->size = (unsigned long)q->num_descs * q->desc_size;
debugfs_create_blob("desc_blob", 0400, q_dentry, desc_blob);
if (qcq->flags & IONIC_QCQ_F_SG) {
desc_blob = devm_kzalloc(dev, sizeof(*desc_blob), GFP_KERNEL);
if (!desc_blob)
return;
desc_blob->data = q->sg_base;
desc_blob->size = (unsigned long)q->num_descs * q->sg_desc_size;
debugfs_create_blob("sg_desc_blob", 0400, q_dentry,
desc_blob);
}
cq_dentry = debugfs_create_dir("cq", qcq->dentry);
debugfs_create_x64("base_pa", 0400, cq_dentry, &cq->base_pa);
debugfs_create_u32("num_descs", 0400, cq_dentry, &cq->num_descs);
debugfs_create_u32("desc_size", 0400, cq_dentry, &cq->desc_size);
debugfs_create_u8("done_color", 0400, cq_dentry,
(u8 *)&cq->done_color);
debugfs_create_file("tail", 0400, cq_dentry, cq, &cq_tail_fops);
desc_blob = devm_kzalloc(dev, sizeof(*desc_blob), GFP_KERNEL);
if (!desc_blob)
return;
desc_blob->data = cq->base;
desc_blob->size = (unsigned long)cq->num_descs * cq->desc_size;
debugfs_create_blob("desc_blob", 0400, cq_dentry, desc_blob);
if (qcq->flags & IONIC_QCQ_F_INTR) {
intr_dentry = debugfs_create_dir("intr", qcq->dentry);
debugfs_create_u32("index", 0400, intr_dentry,
&intr->index);
debugfs_create_u32("vector", 0400, intr_dentry,
&intr->vector);
intr_ctrl_regset = devm_kzalloc(dev, sizeof(*intr_ctrl_regset),
GFP_KERNEL);
if (!intr_ctrl_regset)
return;
intr_ctrl_regset->regs = intr_ctrl_regs;
intr_ctrl_regset->nregs = ARRAY_SIZE(intr_ctrl_regs);
intr_ctrl_regset->base = &idev->intr_ctrl[intr->index];
debugfs_create_regset32("intr_ctrl", 0400, intr_dentry,
intr_ctrl_regset);
}
if (qcq->flags & IONIC_QCQ_F_NOTIFYQ) {
stats_dentry = debugfs_create_dir("notifyblock", qcq->dentry);
debugfs_create_u64("eid", 0400, stats_dentry,
(u64 *)&lif->info->status.eid);
debugfs_create_u16("link_status", 0400, stats_dentry,
(u16 *)&lif->info->status.link_status);
debugfs_create_u32("link_speed", 0400, stats_dentry,
(u32 *)&lif->info->status.link_speed);
debugfs_create_u16("link_down_count", 0400, stats_dentry,
(u16 *)&lif->info->status.link_down_count);
}
}
static int netdev_show(struct seq_file *seq, void *v)
{
struct net_device *netdev = seq->private;
seq_printf(seq, "%s\n", netdev->name);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(netdev);
void ionic_debugfs_add_lif(struct ionic_lif *lif)
{
lif->dentry = debugfs_create_dir(lif->name, lif->ionic->dentry);
debugfs_create_file("netdev", 0400, lif->dentry,
lif->netdev, &netdev_fops);
}
void ionic_debugfs_del_lif(struct ionic_lif *lif)
{
debugfs_remove_recursive(lif->dentry);
lif->dentry = NULL;
}
void ionic_debugfs_del_qcq(struct ionic_qcq *qcq)
{
debugfs_remove_recursive(qcq->dentry);
qcq->dentry = NULL;
}
#endif
|
