Blame view
net/atm/atm_sysfs.c
4.19 KB
656d98b09 [ATM]: basic sysf... |
1 |
/* ATM driver model support. */ |
656d98b09 [ATM]: basic sysf... |
2 |
#include <linux/kernel.h> |
5a0e3ad6a include cleanup: ... |
3 |
#include <linux/slab.h> |
656d98b09 [ATM]: basic sysf... |
4 5 6 7 8 9 10 |
#include <linux/init.h> #include <linux/kobject.h> #include <linux/atmdev.h> #include "common.h" #include "resources.h" #define to_atm_dev(cldev) container_of(cldev, struct atm_dev, class_dev) |
ef39592f7 [ATM]: Convert st... |
11 12 |
static ssize_t show_type(struct device *cdev, struct device_attribute *attr, char *buf) |
656d98b09 [ATM]: basic sysf... |
13 14 15 16 17 |
{ struct atm_dev *adev = to_atm_dev(cdev); return sprintf(buf, "%s ", adev->type); } |
ef39592f7 [ATM]: Convert st... |
18 19 |
static ssize_t show_address(struct device *cdev, struct device_attribute *attr, char *buf) |
656d98b09 [ATM]: basic sysf... |
20 21 22 23 24 25 26 27 28 29 30 31 |
{ char *pos = buf; struct atm_dev *adev = to_atm_dev(cdev); int i; for (i = 0; i < (ESI_LEN - 1); i++) pos += sprintf(pos, "%02x:", adev->esi[i]); pos += sprintf(pos, "%02x ", adev->esi[i]); return pos - buf; } |
ef39592f7 [ATM]: Convert st... |
32 33 |
static ssize_t show_atmaddress(struct device *cdev, struct device_attribute *attr, char *buf) |
656d98b09 [ATM]: basic sysf... |
34 |
{ |
f7d57453d [NET] ATM: Fix wh... |
35 |
unsigned long flags; |
656d98b09 [ATM]: basic sysf... |
36 37 |
char *pos = buf; struct atm_dev *adev = to_atm_dev(cdev); |
f7d57453d [NET] ATM: Fix wh... |
38 |
struct atm_dev_addr *aaddr; |
656d98b09 [ATM]: basic sysf... |
39 40 |
int bin[] = { 1, 2, 10, 6, 1 }, *fmt = bin; int i, j; |
f7d57453d [NET] ATM: Fix wh... |
41 42 |
spin_lock_irqsave(&adev->lock, flags); list_for_each_entry(aaddr, &adev->local, entry) { |
f0a6cb118 net/atm/atm_sysfs... |
43 |
for (i = 0, j = 0; i < ATM_ESA_LEN; ++i, ++j) { |
656d98b09 [ATM]: basic sysf... |
44 45 46 47 48 |
if (j == *fmt) { pos += sprintf(pos, "."); ++fmt; j = 0; } |
f0a6cb118 net/atm/atm_sysfs... |
49 50 |
pos += sprintf(pos, "%02x", aaddr->addr.sas_addr.prv[i]); |
656d98b09 [ATM]: basic sysf... |
51 52 53 54 |
} pos += sprintf(pos, " "); } |
f7d57453d [NET] ATM: Fix wh... |
55 |
spin_unlock_irqrestore(&adev->lock, flags); |
656d98b09 [ATM]: basic sysf... |
56 57 58 |
return pos - buf; } |
e7a46b4d0 atm: expose ATM d... |
59 60 61 62 63 64 65 66 |
static ssize_t show_atmindex(struct device *cdev, struct device_attribute *attr, char *buf) { struct atm_dev *adev = to_atm_dev(cdev); return sprintf(buf, "%d ", adev->number); } |
ef39592f7 [ATM]: Convert st... |
67 68 |
static ssize_t show_carrier(struct device *cdev, struct device_attribute *attr, char *buf) |
656d98b09 [ATM]: basic sysf... |
69 70 71 72 73 74 75 |
{ char *pos = buf; struct atm_dev *adev = to_atm_dev(cdev); pos += sprintf(pos, "%d ", adev->signal == ATM_PHY_SIG_LOST ? 0 : 1); |
f7d57453d [NET] ATM: Fix wh... |
76 |
|
656d98b09 [ATM]: basic sysf... |
77 78 |
return pos - buf; } |
ef39592f7 [ATM]: Convert st... |
79 80 |
static ssize_t show_link_rate(struct device *cdev, struct device_attribute *attr, char *buf) |
656d98b09 [ATM]: basic sysf... |
81 82 83 84 85 86 87 |
{ char *pos = buf; struct atm_dev *adev = to_atm_dev(cdev); int link_rate; /* show the link rate, not the data rate */ switch (adev->link_rate) { |
f0a6cb118 net/atm/atm_sysfs... |
88 89 90 91 92 93 94 95 96 97 98 |
case ATM_OC3_PCR: link_rate = 155520000; break; case ATM_OC12_PCR: link_rate = 622080000; break; case ATM_25_PCR: link_rate = 25600000; break; default: link_rate = adev->link_rate * 8 * 53; |
656d98b09 [ATM]: basic sysf... |
99 100 101 |
} pos += sprintf(pos, "%d ", link_rate); |
f7d57453d [NET] ATM: Fix wh... |
102 |
|
656d98b09 [ATM]: basic sysf... |
103 104 |
return pos - buf; } |
ef39592f7 [ATM]: Convert st... |
105 106 |
static DEVICE_ATTR(address, S_IRUGO, show_address, NULL); static DEVICE_ATTR(atmaddress, S_IRUGO, show_atmaddress, NULL); |
e7a46b4d0 atm: expose ATM d... |
107 |
static DEVICE_ATTR(atmindex, S_IRUGO, show_atmindex, NULL); |
ef39592f7 [ATM]: Convert st... |
108 109 110 111 112 113 114 |
static DEVICE_ATTR(carrier, S_IRUGO, show_carrier, NULL); static DEVICE_ATTR(type, S_IRUGO, show_type, NULL); static DEVICE_ATTR(link_rate, S_IRUGO, show_link_rate, NULL); static struct device_attribute *atm_attrs[] = { &dev_attr_atmaddress, &dev_attr_address, |
e7a46b4d0 atm: expose ATM d... |
115 |
&dev_attr_atmindex, |
ef39592f7 [ATM]: Convert st... |
116 117 118 |
&dev_attr_carrier, &dev_attr_type, &dev_attr_link_rate, |
656d98b09 [ATM]: basic sysf... |
119 120 |
NULL }; |
ef39592f7 [ATM]: Convert st... |
121 122 |
static int atm_uevent(struct device *cdev, struct kobj_uevent_env *env) |
656d98b09 [ATM]: basic sysf... |
123 124 |
{ struct atm_dev *adev; |
656d98b09 [ATM]: basic sysf... |
125 126 127 128 129 130 131 |
if (!cdev) return -ENODEV; adev = to_atm_dev(cdev); if (!adev) return -ENODEV; |
7eff2e7a8 Driver core: chan... |
132 |
if (add_uevent_var(env, "NAME=%s%d", adev->type, adev->number)) |
656d98b09 [ATM]: basic sysf... |
133 |
return -ENOMEM; |
656d98b09 [ATM]: basic sysf... |
134 135 |
return 0; } |
ef39592f7 [ATM]: Convert st... |
136 |
static void atm_release(struct device *cdev) |
656d98b09 [ATM]: basic sysf... |
137 138 139 140 141 142 143 144 |
{ struct atm_dev *adev = to_atm_dev(cdev); kfree(adev); } static struct class atm_class = { .name = "atm", |
ef39592f7 [ATM]: Convert st... |
145 146 |
.dev_release = atm_release, .dev_uevent = atm_uevent, |
656d98b09 [ATM]: basic sysf... |
147 |
}; |
d9ca676bc atm: correct sysf... |
148 |
int atm_register_sysfs(struct atm_dev *adev, struct device *parent) |
656d98b09 [ATM]: basic sysf... |
149 |
{ |
ef39592f7 [ATM]: Convert st... |
150 |
struct device *cdev = &adev->class_dev; |
97f80bc66 [ATM]: handle sys... |
151 |
int i, j, err; |
656d98b09 [ATM]: basic sysf... |
152 153 |
cdev->class = &atm_class; |
d9ca676bc atm: correct sysf... |
154 |
cdev->parent = parent; |
ef39592f7 [ATM]: Convert st... |
155 |
dev_set_drvdata(cdev, adev); |
656d98b09 [ATM]: basic sysf... |
156 |
|
fb28ad359 net: struct devic... |
157 |
dev_set_name(cdev, "%s%d", adev->type, adev->number); |
ef39592f7 [ATM]: Convert st... |
158 |
err = device_register(cdev); |
656d98b09 [ATM]: basic sysf... |
159 160 |
if (err < 0) return err; |
97f80bc66 [ATM]: handle sys... |
161 |
for (i = 0; atm_attrs[i]; i++) { |
ef39592f7 [ATM]: Convert st... |
162 |
err = device_create_file(cdev, atm_attrs[i]); |
97f80bc66 [ATM]: handle sys... |
163 164 165 |
if (err) goto err_out; } |
656d98b09 [ATM]: basic sysf... |
166 167 |
return 0; |
97f80bc66 [ATM]: handle sys... |
168 169 170 |
err_out: for (j = 0; j < i; j++) |
ef39592f7 [ATM]: Convert st... |
171 172 |
device_remove_file(cdev, atm_attrs[j]); device_del(cdev); |
97f80bc66 [ATM]: handle sys... |
173 |
return err; |
656d98b09 [ATM]: basic sysf... |
174 175 176 177 |
} void atm_unregister_sysfs(struct atm_dev *adev) { |
ef39592f7 [ATM]: Convert st... |
178 |
struct device *cdev = &adev->class_dev; |
656d98b09 [ATM]: basic sysf... |
179 |
|
ef39592f7 [ATM]: Convert st... |
180 |
device_del(cdev); |
656d98b09 [ATM]: basic sysf... |
181 182 183 184 185 186 187 188 189 190 191 |
} int __init atm_sysfs_init(void) { return class_register(&atm_class); } void __exit atm_sysfs_exit(void) { class_unregister(&atm_class); } |