1 // SPDX-License-Identifier: GPL-2.0-only
32 		       struct device_attribute *attr, char *buf)  in id_show()  argument
37 		return -ENODEV;  in id_show()
38 	return sprintf(buf, "%d\n", mdev->id);  in id_show()
43 			    struct device_attribute *attr, char *buf)  in nrbchan_show()  argument
48 		return -ENODEV;  in nrbchan_show()
49 	return sprintf(buf, "%d\n", mdev->nrbchan);  in nrbchan_show()
54 				struct device_attribute *attr, char *buf)  in d_protocols_show()  argument
59 		return -ENODEV;  in d_protocols_show()
60 	return sprintf(buf, "%d\n", mdev->Dprotocols);  in d_protocols_show()
65 				struct device_attribute *attr, char *buf)  in b_protocols_show()  argument
70 		return -ENODEV;  in b_protocols_show()
71 	return sprintf(buf, "%d\n", mdev->Bprotocols | get_all_Bprotocols());  in b_protocols_show()
76 			     struct device_attribute *attr, char *buf)  in protocol_show()  argument
81 		return -ENODEV;  in protocol_show()
82 	return sprintf(buf, "%d\n", mdev->D.protocol);  in protocol_show()
87 			 struct device_attribute *attr, char *buf)  in name_show()  argument
92 static DEVICE_ATTR_RO(name);
95 static ssize_t name_set(struct device *dev, struct device_attribute *attr,
102 		return -ENOMEM;
105 	if (count && out[count - 1] == '\n')
106 		out[--count] = 0;
113 static DEVICE_ATTR_RW(name);
117 			       struct device_attribute *attr, char *buf)  in channelmap_show()  argument
123 	for (i = 0; i <= mdev->nrbchan; i++)  in channelmap_show()
124 		*bp++ = test_channelmap(i, mdev->channelmap) ? '1' : '0';  in channelmap_show()
126 	return bp - buf;  in channelmap_show()
131 	&dev_attr_id.attr,
132 	&dev_attr_d_protocols.attr,
133 	&dev_attr_b_protocols.attr,
134 	&dev_attr_protocol.attr,
135 	&dev_attr_channelmap.attr,
136 	&dev_attr_nrbchan.attr,
137 	&dev_attr_name.attr,
149 	if (add_uevent_var(env, "nchans=%d", mdev->nrbchan))  in mISDN_uevent()
150 		return -ENOMEM;  in mISDN_uevent()
156 	.name = "mISDN",
169 	if (mdev->id != *(const u_int *)id)  in _get_mdevice()
182 _get_mdevice_count(struct device *dev, void *cnt)  in _get_mdevice_count()  argument
184 	*(int *)cnt += 1;  in _get_mdevice_count()
191 	int cnt = 0;  in get_mdevice_count()  local
193 	class_for_each_device(&mISDN_class, NULL, &cnt, _get_mdevice_count);  in get_mdevice_count()
194 	return cnt;  in get_mdevice_count()
206 		return -EBUSY;  in get_free_devid()
212 		      struct device *parent, char *name)  in mISDN_register_device()  argument
219 	dev->id = err;  in mISDN_register_device()
221 	device_initialize(&dev->dev);  in mISDN_register_device()
222 	if (name && name[0])  in mISDN_register_device()
223 		dev_set_name(&dev->dev, "%s", name);  in mISDN_register_device()
225 		dev_set_name(&dev->dev, "mISDN%d", dev->id);  in mISDN_register_device()
228 		       dev_name(&dev->dev), dev->id);  in mISDN_register_device()
229 	dev->dev.class = &mISDN_class;  in mISDN_register_device()
235 	dev->dev.platform_data = dev;  in mISDN_register_device()
236 	dev->dev.parent = parent;  in mISDN_register_device()
237 	dev_set_drvdata(&dev->dev, dev);  in mISDN_register_device()
239 	err = device_add(&dev->dev);  in mISDN_register_device()
247 	put_device(&dev->dev);  in mISDN_register_device()
257 		       dev_name(&dev->dev), dev->id);  in mISDN_unregister_device()
258 	/* sysfs_remove_link(&dev->dev.kobj, "device"); */  in mISDN_unregister_device()
259 	device_del(&dev->dev);  in mISDN_unregister_device()
260 	dev_set_drvdata(&dev->dev, NULL);  in mISDN_unregister_device()
262 	test_and_clear_bit(dev->id, (u_long *)&device_ids);  in mISDN_unregister_device()
264 	put_device(&dev->dev);  in mISDN_unregister_device()
276 		m |= bp->Bprotocols;  in get_all_Bprotocols()
288 		if (bp->Bprotocols & m) {  in get_Bprotocol4mask()
318 		       bp->name, bp->Bprotocols);  in mISDN_register_Bprotocol()
319 	old = get_Bprotocol4mask(bp->Bprotocols);  in mISDN_register_Bprotocol()
323 		       old->name, old->Bprotocols, bp->name, bp->Bprotocols);  in mISDN_register_Bprotocol()
324 		return -EBUSY;  in mISDN_register_Bprotocol()
327 	list_add_tail(&bp->list, &Bprotocols);  in mISDN_register_Bprotocol()
339 		printk(KERN_DEBUG "%s: %s/%x\n", __func__, bp->name,  in mISDN_unregister_Bprotocol()
340 		       bp->Bprotocols);  in mISDN_unregister_Bprotocol()
342 	list_del(&bp->list);  in mISDN_unregister_Bprotocol()
355 	if (!ch->st)  in mISDNDevName4ch()
357 	if (!ch->st->dev)  in mISDNDevName4ch()
359 	return dev_name(&ch->st->dev->dev);  in mISDNDevName4ch()