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authorTony Jones <tonyj@suse.de>2008-02-21 18:13:36 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2008-04-19 22:10:33 -0400
commitee959b00c335d7780136c5abda37809191fe52c3 (patch)
tree7775f3b274fd8caf5e7e5154fea89e96f2babd94 /drivers/scsi/raid_class.c
parent56d110e852b0b1c85ad6c9bfe1cb4473ceb16402 (diff)
SCSI: convert struct class_device to struct device
It's big, but there doesn't seem to be a way to split it up smaller... Signed-off-by: Tony Jones <tonyj@suse.de> Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Cc: Roland Dreier <rolandd@cisco.com> Cc: Sean Hefty <sean.hefty@intel.com> Cc: Hal Rosenstock <hal.rosenstock@gmail.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/scsi/raid_class.c')
-rw-r--r--drivers/scsi/raid_class.c73
1 files changed, 37 insertions, 36 deletions
diff --git a/drivers/scsi/raid_class.c b/drivers/scsi/raid_class.c
index 52182a744ba6..913a931176ef 100644
--- a/drivers/scsi/raid_class.c
+++ b/drivers/scsi/raid_class.c
@@ -24,15 +24,15 @@ struct raid_internal {
24 struct raid_template r; 24 struct raid_template r;
25 struct raid_function_template *f; 25 struct raid_function_template *f;
26 /* The actual attributes */ 26 /* The actual attributes */
27 struct class_device_attribute private_attrs[RAID_NUM_ATTRS]; 27 struct device_attribute private_attrs[RAID_NUM_ATTRS];
28 /* The array of null terminated pointers to attributes 28 /* The array of null terminated pointers to attributes
29 * needed by scsi_sysfs.c */ 29 * needed by scsi_sysfs.c */
30 struct class_device_attribute *attrs[RAID_NUM_ATTRS + 1]; 30 struct device_attribute *attrs[RAID_NUM_ATTRS + 1];
31}; 31};
32 32
33struct raid_component { 33struct raid_component {
34 struct list_head node; 34 struct list_head node;
35 struct class_device cdev; 35 struct device dev;
36 int num; 36 int num;
37}; 37};
38 38
@@ -50,9 +50,9 @@ struct raid_component {
50 tc_to_raid_internal(tc); \ 50 tc_to_raid_internal(tc); \
51}) 51})
52 52
53#define class_device_to_raid_internal(cdev) ({ \ 53#define device_to_raid_internal(dev) ({ \
54 struct attribute_container *ac = \ 54 struct attribute_container *ac = \
55 attribute_container_classdev_to_container(cdev); \ 55 attribute_container_classdev_to_container(dev); \
56 ac_to_raid_internal(ac); \ 56 ac_to_raid_internal(ac); \
57}) 57})
58 58
@@ -76,33 +76,33 @@ static int raid_match(struct attribute_container *cont, struct device *dev)
76} 76}
77 77
78static int raid_setup(struct transport_container *tc, struct device *dev, 78static int raid_setup(struct transport_container *tc, struct device *dev,
79 struct class_device *cdev) 79 struct device *cdev)
80{ 80{
81 struct raid_data *rd; 81 struct raid_data *rd;
82 82
83 BUG_ON(class_get_devdata(cdev)); 83 BUG_ON(dev_get_drvdata(cdev));
84 84
85 rd = kzalloc(sizeof(*rd), GFP_KERNEL); 85 rd = kzalloc(sizeof(*rd), GFP_KERNEL);
86 if (!rd) 86 if (!rd)
87 return -ENOMEM; 87 return -ENOMEM;
88 88
89 INIT_LIST_HEAD(&rd->component_list); 89 INIT_LIST_HEAD(&rd->component_list);
90 class_set_devdata(cdev, rd); 90 dev_set_drvdata(cdev, rd);
91 91
92 return 0; 92 return 0;
93} 93}
94 94
95static int raid_remove(struct transport_container *tc, struct device *dev, 95static int raid_remove(struct transport_container *tc, struct device *dev,
96 struct class_device *cdev) 96 struct device *cdev)
97{ 97{
98 struct raid_data *rd = class_get_devdata(cdev); 98 struct raid_data *rd = dev_get_drvdata(cdev);
99 struct raid_component *rc, *next; 99 struct raid_component *rc, *next;
100 dev_printk(KERN_ERR, dev, "RAID REMOVE\n"); 100 dev_printk(KERN_ERR, dev, "RAID REMOVE\n");
101 class_set_devdata(cdev, NULL); 101 dev_set_drvdata(cdev, NULL);
102 list_for_each_entry_safe(rc, next, &rd->component_list, node) { 102 list_for_each_entry_safe(rc, next, &rd->component_list, node) {
103 list_del(&rc->node); 103 list_del(&rc->node);
104 dev_printk(KERN_ERR, rc->cdev.dev, "RAID COMPONENT REMOVE\n"); 104 dev_printk(KERN_ERR, rc->dev.parent, "RAID COMPONENT REMOVE\n");
105 class_device_unregister(&rc->cdev); 105 device_unregister(&rc->dev);
106 } 106 }
107 dev_printk(KERN_ERR, dev, "RAID REMOVE DONE\n"); 107 dev_printk(KERN_ERR, dev, "RAID REMOVE DONE\n");
108 kfree(rd); 108 kfree(rd);
@@ -171,9 +171,11 @@ static const char *raid_level_name(enum raid_level level)
171} 171}
172 172
173#define raid_attr_show_internal(attr, fmt, var, code) \ 173#define raid_attr_show_internal(attr, fmt, var, code) \
174static ssize_t raid_show_##attr(struct class_device *cdev, char *buf) \ 174static ssize_t raid_show_##attr(struct device *dev, \
175 struct device_attribute *attr, \
176 char *buf) \
175{ \ 177{ \
176 struct raid_data *rd = class_get_devdata(cdev); \ 178 struct raid_data *rd = dev_get_drvdata(dev); \
177 code \ 179 code \
178 return snprintf(buf, 20, #fmt "\n", var); \ 180 return snprintf(buf, 20, #fmt "\n", var); \
179} 181}
@@ -184,17 +186,17 @@ raid_attr_show_internal(attr, %s, name, \
184 code \ 186 code \
185 name = raid_##states##_name(rd->attr); \ 187 name = raid_##states##_name(rd->attr); \
186) \ 188) \
187static CLASS_DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL) 189static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
188 190
189 191
190#define raid_attr_ro_internal(attr, code) \ 192#define raid_attr_ro_internal(attr, code) \
191raid_attr_show_internal(attr, %d, rd->attr, code) \ 193raid_attr_show_internal(attr, %d, rd->attr, code) \
192static CLASS_DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL) 194static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
193 195
194#define ATTR_CODE(attr) \ 196#define ATTR_CODE(attr) \
195 struct raid_internal *i = class_device_to_raid_internal(cdev); \ 197 struct raid_internal *i = device_to_raid_internal(dev); \
196 if (i->f->get_##attr) \ 198 if (i->f->get_##attr) \
197 i->f->get_##attr(cdev->dev); 199 i->f->get_##attr(dev->parent);
198 200
199#define raid_attr_ro(attr) raid_attr_ro_internal(attr, ) 201#define raid_attr_ro(attr) raid_attr_ro_internal(attr, )
200#define raid_attr_ro_fn(attr) raid_attr_ro_internal(attr, ATTR_CODE(attr)) 202#define raid_attr_ro_fn(attr) raid_attr_ro_internal(attr, ATTR_CODE(attr))
@@ -206,23 +208,23 @@ raid_attr_ro_state(level);
206raid_attr_ro_fn(resync); 208raid_attr_ro_fn(resync);
207raid_attr_ro_state_fn(state); 209raid_attr_ro_state_fn(state);
208 210
209static void raid_component_release(struct class_device *cdev) 211static void raid_component_release(struct device *dev)
210{ 212{
211 struct raid_component *rc = container_of(cdev, struct raid_component, 213 struct raid_component *rc =
212 cdev); 214 container_of(dev, struct raid_component, dev);
213 dev_printk(KERN_ERR, rc->cdev.dev, "COMPONENT RELEASE\n"); 215 dev_printk(KERN_ERR, rc->dev.parent, "COMPONENT RELEASE\n");
214 put_device(rc->cdev.dev); 216 put_device(rc->dev.parent);
215 kfree(rc); 217 kfree(rc);
216} 218}
217 219
218int raid_component_add(struct raid_template *r,struct device *raid_dev, 220int raid_component_add(struct raid_template *r,struct device *raid_dev,
219 struct device *component_dev) 221 struct device *component_dev)
220{ 222{
221 struct class_device *cdev = 223 struct device *cdev =
222 attribute_container_find_class_device(&r->raid_attrs.ac, 224 attribute_container_find_class_device(&r->raid_attrs.ac,
223 raid_dev); 225 raid_dev);
224 struct raid_component *rc; 226 struct raid_component *rc;
225 struct raid_data *rd = class_get_devdata(cdev); 227 struct raid_data *rd = dev_get_drvdata(cdev);
226 int err; 228 int err;
227 229
228 rc = kzalloc(sizeof(*rc), GFP_KERNEL); 230 rc = kzalloc(sizeof(*rc), GFP_KERNEL);
@@ -230,17 +232,16 @@ int raid_component_add(struct raid_template *r,struct device *raid_dev,
230 return -ENOMEM; 232 return -ENOMEM;
231 233
232 INIT_LIST_HEAD(&rc->node); 234 INIT_LIST_HEAD(&rc->node);
233 class_device_initialize(&rc->cdev); 235 device_initialize(&rc->dev);
234 rc->cdev.release = raid_component_release; 236 rc->dev.release = raid_component_release;
235 rc->cdev.dev = get_device(component_dev); 237 rc->dev.parent = get_device(component_dev);
236 rc->num = rd->component_count++; 238 rc->num = rd->component_count++;
237 239
238 snprintf(rc->cdev.class_id, sizeof(rc->cdev.class_id), 240 snprintf(rc->dev.bus_id, sizeof(rc->dev.bus_id),
239 "component-%d", rc->num); 241 "component-%d", rc->num);
240 list_add_tail(&rc->node, &rd->component_list); 242 list_add_tail(&rc->node, &rd->component_list);
241 rc->cdev.parent = cdev; 243 rc->dev.class = &raid_class.class;
242 rc->cdev.class = &raid_class.class; 244 err = device_add(&rc->dev);
243 err = class_device_add(&rc->cdev);
244 if (err) 245 if (err)
245 goto err_out; 246 goto err_out;
246 247
@@ -273,9 +274,9 @@ raid_class_attach(struct raid_function_template *ft)
273 274
274 attribute_container_register(&i->r.raid_attrs.ac); 275 attribute_container_register(&i->r.raid_attrs.ac);
275 276
276 i->attrs[count++] = &class_device_attr_level; 277 i->attrs[count++] = &dev_attr_level;
277 i->attrs[count++] = &class_device_attr_resync; 278 i->attrs[count++] = &dev_attr_resync;
278 i->attrs[count++] = &class_device_attr_state; 279 i->attrs[count++] = &dev_attr_state;
279 280
280 i->attrs[count] = NULL; 281 i->attrs[count] = NULL;
281 BUG_ON(count > RAID_NUM_ATTRS); 282 BUG_ON(count > RAID_NUM_ATTRS);