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authorZhenwen Xu <helight.xu@gmail.com>2009-03-03 05:36:02 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-24 19:38:26 -0400
commit60530afe1ee8a5532cb09d0ab5bc3f1a6495b780 (patch)
treec0607e8bd5e229210980481faef694c69b1f31ac /drivers/base/sys.c
parentf67f129e519fa87f8ebd236b6336fe43f31ee141 (diff)
Driver core: some cleanup on drivers/base/sys.c
do some cleanup on drivers/base/sys.c Signed-off-by: Zhenwen Xu <helight.xu@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base/sys.c')
-rw-r--r--drivers/base/sys.c54
1 files changed, 27 insertions, 27 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index b428c8c4bc64..cbd36cf59a0f 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -30,10 +30,10 @@
30 30
31 31
32static ssize_t 32static ssize_t
33sysdev_show(struct kobject * kobj, struct attribute * attr, char * buffer) 33sysdev_show(struct kobject *kobj, struct attribute *attr, char *buffer)
34{ 34{
35 struct sys_device * sysdev = to_sysdev(kobj); 35 struct sys_device *sysdev = to_sysdev(kobj);
36 struct sysdev_attribute * sysdev_attr = to_sysdev_attr(attr); 36 struct sysdev_attribute *sysdev_attr = to_sysdev_attr(attr);
37 37
38 if (sysdev_attr->show) 38 if (sysdev_attr->show)
39 return sysdev_attr->show(sysdev, sysdev_attr, buffer); 39 return sysdev_attr->show(sysdev, sysdev_attr, buffer);
@@ -42,11 +42,11 @@ sysdev_show(struct kobject * kobj, struct attribute * attr, char * buffer)
42 42
43 43
44static ssize_t 44static ssize_t
45sysdev_store(struct kobject * kobj, struct attribute * attr, 45sysdev_store(struct kobject *kobj, struct attribute *attr,
46 const char * buffer, size_t count) 46 const char *buffer, size_t count)
47{ 47{
48 struct sys_device * sysdev = to_sysdev(kobj); 48 struct sys_device *sysdev = to_sysdev(kobj);
49 struct sysdev_attribute * sysdev_attr = to_sysdev_attr(attr); 49 struct sysdev_attribute *sysdev_attr = to_sysdev_attr(attr);
50 50
51 if (sysdev_attr->store) 51 if (sysdev_attr->store)
52 return sysdev_attr->store(sysdev, sysdev_attr, buffer, count); 52 return sysdev_attr->store(sysdev, sysdev_attr, buffer, count);
@@ -63,13 +63,13 @@ static struct kobj_type ktype_sysdev = {
63}; 63};
64 64
65 65
66int sysdev_create_file(struct sys_device * s, struct sysdev_attribute * a) 66int sysdev_create_file(struct sys_device *s, struct sysdev_attribute *a)
67{ 67{
68 return sysfs_create_file(&s->kobj, &a->attr); 68 return sysfs_create_file(&s->kobj, &a->attr);
69} 69}
70 70
71 71
72void sysdev_remove_file(struct sys_device * s, struct sysdev_attribute * a) 72void sysdev_remove_file(struct sys_device *s, struct sysdev_attribute *a)
73{ 73{
74 sysfs_remove_file(&s->kobj, &a->attr); 74 sysfs_remove_file(&s->kobj, &a->attr);
75} 75}
@@ -84,7 +84,7 @@ EXPORT_SYMBOL_GPL(sysdev_remove_file);
84static ssize_t sysdev_class_show(struct kobject *kobj, struct attribute *attr, 84static ssize_t sysdev_class_show(struct kobject *kobj, struct attribute *attr,
85 char *buffer) 85 char *buffer)
86{ 86{
87 struct sysdev_class * class = to_sysdev_class(kobj); 87 struct sysdev_class *class = to_sysdev_class(kobj);
88 struct sysdev_class_attribute *class_attr = to_sysdev_class_attr(attr); 88 struct sysdev_class_attribute *class_attr = to_sysdev_class_attr(attr);
89 89
90 if (class_attr->show) 90 if (class_attr->show)
@@ -95,8 +95,8 @@ static ssize_t sysdev_class_show(struct kobject *kobj, struct attribute *attr,
95static ssize_t sysdev_class_store(struct kobject *kobj, struct attribute *attr, 95static ssize_t sysdev_class_store(struct kobject *kobj, struct attribute *attr,
96 const char *buffer, size_t count) 96 const char *buffer, size_t count)
97{ 97{
98 struct sysdev_class * class = to_sysdev_class(kobj); 98 struct sysdev_class *class = to_sysdev_class(kobj);
99 struct sysdev_class_attribute * class_attr = to_sysdev_class_attr(attr); 99 struct sysdev_class_attribute *class_attr = to_sysdev_class_attr(attr);
100 100
101 if (class_attr->store) 101 if (class_attr->store)
102 return class_attr->store(class, buffer, count); 102 return class_attr->store(class, buffer, count);
@@ -128,7 +128,7 @@ EXPORT_SYMBOL_GPL(sysdev_class_remove_file);
128 128
129static struct kset *system_kset; 129static struct kset *system_kset;
130 130
131int sysdev_class_register(struct sysdev_class * cls) 131int sysdev_class_register(struct sysdev_class *cls)
132{ 132{
133 pr_debug("Registering sysdev class '%s'\n", cls->name); 133 pr_debug("Registering sysdev class '%s'\n", cls->name);
134 134
@@ -141,7 +141,7 @@ int sysdev_class_register(struct sysdev_class * cls)
141 return kset_register(&cls->kset); 141 return kset_register(&cls->kset);
142} 142}
143 143
144void sysdev_class_unregister(struct sysdev_class * cls) 144void sysdev_class_unregister(struct sysdev_class *cls)
145{ 145{
146 pr_debug("Unregistering sysdev class '%s'\n", 146 pr_debug("Unregistering sysdev class '%s'\n",
147 kobject_name(&cls->kset.kobj)); 147 kobject_name(&cls->kset.kobj));
@@ -203,8 +203,8 @@ int sysdev_driver_register(struct sysdev_class *cls, struct sysdev_driver *drv)
203 * @cls: Class driver belongs to. 203 * @cls: Class driver belongs to.
204 * @drv: Driver. 204 * @drv: Driver.
205 */ 205 */
206void sysdev_driver_unregister(struct sysdev_class * cls, 206void sysdev_driver_unregister(struct sysdev_class *cls,
207 struct sysdev_driver * drv) 207 struct sysdev_driver *drv)
208{ 208{
209 mutex_lock(&sysdev_drivers_lock); 209 mutex_lock(&sysdev_drivers_lock);
210 list_del_init(&drv->entry); 210 list_del_init(&drv->entry);
@@ -229,10 +229,10 @@ EXPORT_SYMBOL_GPL(sysdev_driver_unregister);
229 * @sysdev: device in question 229 * @sysdev: device in question
230 * 230 *
231 */ 231 */
232int sysdev_register(struct sys_device * sysdev) 232int sysdev_register(struct sys_device *sysdev)
233{ 233{
234 int error; 234 int error;
235 struct sysdev_class * cls = sysdev->cls; 235 struct sysdev_class *cls = sysdev->cls;
236 236
237 if (!cls) 237 if (!cls)
238 return -EINVAL; 238 return -EINVAL;
@@ -252,7 +252,7 @@ int sysdev_register(struct sys_device * sysdev)
252 sysdev->id); 252 sysdev->id);
253 253
254 if (!error) { 254 if (!error) {
255 struct sysdev_driver * drv; 255 struct sysdev_driver *drv;
256 256
257 pr_debug("Registering sys device '%s'\n", 257 pr_debug("Registering sys device '%s'\n",
258 kobject_name(&sysdev->kobj)); 258 kobject_name(&sysdev->kobj));
@@ -274,9 +274,9 @@ int sysdev_register(struct sys_device * sysdev)
274 return error; 274 return error;
275} 275}
276 276
277void sysdev_unregister(struct sys_device * sysdev) 277void sysdev_unregister(struct sys_device *sysdev)
278{ 278{
279 struct sysdev_driver * drv; 279 struct sysdev_driver *drv;
280 280
281 mutex_lock(&sysdev_drivers_lock); 281 mutex_lock(&sysdev_drivers_lock);
282 list_for_each_entry(drv, &sysdev->cls->drivers, entry) { 282 list_for_each_entry(drv, &sysdev->cls->drivers, entry) {
@@ -305,19 +305,19 @@ void sysdev_unregister(struct sys_device * sysdev)
305 */ 305 */
306void sysdev_shutdown(void) 306void sysdev_shutdown(void)
307{ 307{
308 struct sysdev_class * cls; 308 struct sysdev_class *cls;
309 309
310 pr_debug("Shutting Down System Devices\n"); 310 pr_debug("Shutting Down System Devices\n");
311 311
312 mutex_lock(&sysdev_drivers_lock); 312 mutex_lock(&sysdev_drivers_lock);
313 list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) { 313 list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) {
314 struct sys_device * sysdev; 314 struct sys_device *sysdev;
315 315
316 pr_debug("Shutting down type '%s':\n", 316 pr_debug("Shutting down type '%s':\n",
317 kobject_name(&cls->kset.kobj)); 317 kobject_name(&cls->kset.kobj));
318 318
319 list_for_each_entry(sysdev, &cls->kset.list, kobj.entry) { 319 list_for_each_entry(sysdev, &cls->kset.list, kobj.entry) {
320 struct sysdev_driver * drv; 320 struct sysdev_driver *drv;
321 pr_debug(" %s\n", kobject_name(&sysdev->kobj)); 321 pr_debug(" %s\n", kobject_name(&sysdev->kobj));
322 322
323 /* Call auxillary drivers first */ 323 /* Call auxillary drivers first */
@@ -364,7 +364,7 @@ static void __sysdev_resume(struct sys_device *dev)
364 */ 364 */
365int sysdev_suspend(pm_message_t state) 365int sysdev_suspend(pm_message_t state)
366{ 366{
367 struct sysdev_class * cls; 367 struct sysdev_class *cls;
368 struct sys_device *sysdev, *err_dev; 368 struct sys_device *sysdev, *err_dev;
369 struct sysdev_driver *drv, *err_drv; 369 struct sysdev_driver *drv, *err_drv;
370 int ret; 370 int ret;
@@ -442,12 +442,12 @@ EXPORT_SYMBOL_GPL(sysdev_suspend);
442 */ 442 */
443int sysdev_resume(void) 443int sysdev_resume(void)
444{ 444{
445 struct sysdev_class * cls; 445 struct sysdev_class *cls;
446 446
447 pr_debug("Resuming System Devices\n"); 447 pr_debug("Resuming System Devices\n");
448 448
449 list_for_each_entry(cls, &system_kset->list, kset.kobj.entry) { 449 list_for_each_entry(cls, &system_kset->list, kset.kobj.entry) {
450 struct sys_device * sysdev; 450 struct sys_device *sysdev;
451 451
452 pr_debug("Resuming type '%s':\n", 452 pr_debug("Resuming type '%s':\n",
453 kobject_name(&cls->kset.kobj)); 453 kobject_name(&cls->kset.kobj));