[mirror_ubuntu-bionic-kernel.git] / drivers / pcmcia / socket_sysfs.c

/*
 * socket_sysfs.c -- most of socket-related sysfs output
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * (C) 2003 - 2004		Dominik Brodowski
 */

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/config.h>
#include <linux/string.h>
#include <linux/major.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/pci.h>
#include <linux/device.h>
#include <asm/system.h>
#include <asm/irq.h>

#define IN_CARD_SERVICES
#include <pcmcia/cs_types.h>
#include <pcmcia/ss.h>
#include <pcmcia/cs.h>
#include <pcmcia/bulkmem.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/cisreg.h>
#include <pcmcia/ds.h>
#include "cs_internal.h"

#define to_socket(_dev) container_of(_dev, struct pcmcia_socket, dev)

static ssize_t pccard_show_type(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);

	if (!(s->state & SOCKET_PRESENT))
		return -ENODEV;
	if (s->state & SOCKET_CARDBUS)
		return sprintf(buf, "32-bit\n");
	return sprintf(buf, "16-bit\n");
}
static CLASS_DEVICE_ATTR(card_type, 0444, pccard_show_type, NULL);

static ssize_t pccard_show_voltage(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);

	if (!(s->state & SOCKET_PRESENT))
		return -ENODEV;
	if (s->socket.Vcc)
		return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10,
			       s->socket.Vcc % 10);
	return sprintf(buf, "X.XV\n");
}
static CLASS_DEVICE_ATTR(card_voltage, 0444, pccard_show_voltage, NULL);

static ssize_t pccard_show_vpp(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);
	if (!(s->state & SOCKET_PRESENT))
		return -ENODEV;
	return sprintf(buf, "%d.%dV\n", s->socket.Vpp / 10, s->socket.Vpp % 10);
}
static CLASS_DEVICE_ATTR(card_vpp, 0444, pccard_show_vpp, NULL);

static ssize_t pccard_show_vcc(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);
	if (!(s->state & SOCKET_PRESENT))
		return -ENODEV;
	return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10, s->socket.Vcc % 10);
}
static CLASS_DEVICE_ATTR(card_vcc, 0444, pccard_show_vcc, NULL);


static ssize_t pccard_store_insert(struct class_device *dev, const char *buf, size_t count)
{
	ssize_t ret;
	struct pcmcia_socket *s = to_socket(dev);

	if (!count)
		return -EINVAL;

	ret = pcmcia_insert_card(s);

	return ret ? ret : count;
}
static CLASS_DEVICE_ATTR(card_insert, 0200, NULL, pccard_store_insert);


static ssize_t pccard_show_card_pm_state(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);
	return sprintf(buf, "%s\n", s->state & SOCKET_SUSPEND ? "off" : "on");
}

static ssize_t pccard_store_card_pm_state(struct class_device *dev, const char *buf, size_t count)
{
	ssize_t ret = -EINVAL;
	struct pcmcia_socket *s = to_socket(dev);

	if (!count)
		return -EINVAL;

	if (!(s->state & SOCKET_SUSPEND) && !strncmp(buf, "off", 3))
		ret = pcmcia_suspend_card(s);
	else if ((s->state & SOCKET_SUSPEND) && !strncmp(buf, "on", 2))
		ret = pcmcia_resume_card(s);

	return ret ? -ENODEV : count;
}
static CLASS_DEVICE_ATTR(card_pm_state, 0644, pccard_show_card_pm_state, pccard_store_card_pm_state);

static ssize_t pccard_store_eject(struct class_device *dev, const char *buf, size_t count)
{
	ssize_t ret;
	struct pcmcia_socket *s = to_socket(dev);

	if (!count)
		return -EINVAL;

	ret = pcmcia_eject_card(s);

	return ret ? ret : count;
}
static CLASS_DEVICE_ATTR(card_eject, 0200, NULL, pccard_store_eject);


static ssize_t pccard_show_irq_mask(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);
	return sprintf(buf, "0x%04x\n", s->irq_mask);
}

static ssize_t pccard_store_irq_mask(struct class_device *dev, const char *buf, size_t count)
{
	ssize_t ret;
	struct pcmcia_socket *s = to_socket(dev);
	u32 mask;

	if (!count)
		return -EINVAL;

	ret = sscanf (buf, "0x%x\n", &mask);

	if (ret == 1) {
		s->irq_mask &= mask;
		ret = 0;
	}

	return ret ? ret : count;
}
static CLASS_DEVICE_ATTR(card_irq_mask, 0600, pccard_show_irq_mask, pccard_store_irq_mask);


static ssize_t pccard_show_resource(struct class_device *dev, char *buf)
{
	struct pcmcia_socket *s = to_socket(dev);
	return sprintf(buf, "%s\n", s->resource_setup_done ? "yes" : "no");
}

static ssize_t pccard_store_resource(struct class_device *dev, const char *buf, size_t count)
{
	unsigned long flags;
	struct pcmcia_socket *s = to_socket(dev);

	if (!count)
		return -EINVAL;

	spin_lock_irqsave(&s->lock, flags);
	if (!s->resource_setup_done)
		s->resource_setup_done = 1;
	spin_unlock_irqrestore(&s->lock, flags);

	down(&s->skt_sem);
	if ((s->callback) &&
	    (s->state & SOCKET_PRESENT) &&
	    !(s->state & SOCKET_CARDBUS)) {
		if (try_module_get(s->callback->owner)) {
			s->callback->requery(s);
			module_put(s->callback->owner);
		}
	}
	up(&s->skt_sem);

	return count;
}
static CLASS_DEVICE_ATTR(available_resources_setup_done, 0600, pccard_show_resource, pccard_store_resource);


static ssize_t pccard_extract_cis(struct pcmcia_socket *s, char *buf, loff_t off, size_t count)
{
	tuple_t tuple;
	int status, i;
	loff_t pointer = 0;
	ssize_t ret = 0;
	u_char *tuplebuffer;
	u_char *tempbuffer;

	tuplebuffer = kmalloc(sizeof(u_char) * 256, GFP_KERNEL);
	if (!tuplebuffer)
		return -ENOMEM;

	tempbuffer = kmalloc(sizeof(u_char) * 258, GFP_KERNEL);
	if (!tempbuffer) {
		ret = -ENOMEM;
		goto free_tuple;
	}

	memset(&tuple, 0, sizeof(tuple_t));

	tuple.Attributes = TUPLE_RETURN_LINK | TUPLE_RETURN_COMMON;
	tuple.DesiredTuple = RETURN_FIRST_TUPLE;
	tuple.TupleOffset = 0;

	status = pccard_get_first_tuple(s, BIND_FN_ALL, &tuple);
	while (!status) {
		tuple.TupleData = tuplebuffer;
		tuple.TupleDataMax = 255;
		memset(tuplebuffer, 0, sizeof(u_char) * 255);

		status = pccard_get_tuple_data(s, &tuple);
		if (status)
			break;

		if (off < (pointer + 2 + tuple.TupleDataLen)) {
			tempbuffer[0] = tuple.TupleCode & 0xff;
			tempbuffer[1] = tuple.TupleLink & 0xff;
			for (i = 0; i < tuple.TupleDataLen; i++)
				tempbuffer[i + 2] = tuplebuffer[i] & 0xff;

			for (i = 0; i < (2 + tuple.TupleDataLen); i++) {
				if (((i + pointer) >= off) &&
				    (i + pointer) < (off + count)) {
					buf[ret] = tempbuffer[i];
					ret++;
				}
			}
		}

		pointer += 2 + tuple.TupleDataLen;

		if (pointer >= (off + count))
			break;

		if (tuple.TupleCode == CISTPL_END)
			break;
		status = pccard_get_next_tuple(s, BIND_FN_ALL, &tuple);
	}

	kfree(tempbuffer);
 free_tuple:
	kfree(tuplebuffer);

	return (ret);
}

static ssize_t pccard_show_cis(struct kobject *kobj, char *buf, loff_t off, size_t count)
{
	unsigned int size = 0x200;

	if (off >= size)
		count = 0;
	else {
		struct pcmcia_socket *s;
		cisinfo_t cisinfo;

		if (off + count > size)
			count = size - off;

		s = to_socket(container_of(kobj, struct class_device, kobj));

		if (!(s->state & SOCKET_PRESENT))
			return -ENODEV;
		if (pccard_validate_cis(s, BIND_FN_ALL, &cisinfo))
			return -EIO;
		if (!cisinfo.Chains)
			return -ENODATA;

		count = pccard_extract_cis(s, buf, off, count);
	}

	return (count);
}

static ssize_t pccard_store_cis(struct kobject *kobj, char *buf, loff_t off, size_t count)
{
	struct pcmcia_socket *s = to_socket(container_of(kobj, struct class_device, kobj));
	cisdump_t *cis;
	ssize_t ret = count;

	if (off)
		return -EINVAL;

	if (count >= 0x200)
		return -EINVAL;

	if (!(s->state & SOCKET_PRESENT))
		return -ENODEV;

	cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL);
	if (!cis)
		return -ENOMEM;

	cis->Length = count + 1;
	memcpy(cis->Data, buf, count);

	if (pcmcia_replace_cis(s, cis))
		ret  = -EIO;

	kfree(cis);

	if (!ret) {
		down(&s->skt_sem);
		if ((s->callback) && (s->state & SOCKET_PRESENT) &&
		    !(s->state & SOCKET_CARDBUS)) {
			if (try_module_get(s->callback->owner)) {
				s->callback->requery(s);
				module_put(s->callback->owner);
			}
		}
		up(&s->skt_sem);
	}


	return (ret);
}


static struct class_device_attribute *pccard_socket_attributes[] = {
	&class_device_attr_card_type,
	&class_device_attr_card_voltage,
	&class_device_attr_card_vpp,
	&class_device_attr_card_vcc,
	&class_device_attr_card_insert,
	&class_device_attr_card_pm_state,
	&class_device_attr_card_eject,
	&class_device_attr_card_irq_mask,
	&class_device_attr_available_resources_setup_done,
	NULL,
};

static struct bin_attribute pccard_cis_attr = {
	.attr = { .name = "cis", .mode = S_IRUGO | S_IWUSR, .owner = THIS_MODULE},
	.size = 0x200,
	.read = pccard_show_cis,
	.write = pccard_store_cis,
};

static int __devinit pccard_sysfs_add_socket(struct class_device *class_dev,
					     struct class_interface *class_intf)
{
	struct class_device_attribute **attr;
	int ret = 0;

	for (attr = pccard_socket_attributes; *attr; attr++) {
		ret = class_device_create_file(class_dev, *attr);
		if (ret)
			break;
	}
	if (!ret)
		ret = sysfs_create_bin_file(&class_dev->kobj, &pccard_cis_attr);

	return ret;
}

static void __devexit pccard_sysfs_remove_socket(struct class_device *class_dev,
						 struct class_interface *class_intf)
{
	struct class_device_attribute **attr;

	sysfs_remove_bin_file(&class_dev->kobj, &pccard_cis_attr);
	for (attr = pccard_socket_attributes; *attr; attr++)
		class_device_remove_file(class_dev, *attr);
}

struct class_interface pccard_sysfs_interface = {
	.class = &pcmcia_socket_class,
	.add = &pccard_sysfs_add_socket,
	.remove = __devexit_p(&pccard_sysfs_remove_socket),
};
Commit	Line	Data
1da177e4 LT	1	/*
	2	* socket_sysfs.c -- most of socket-related sysfs output
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License version 2 as
	6	* published by the Free Software Foundation.
	7	*
	8	* (C) 2003 - 2004 Dominik Brodowski
	9	*/
	10
	11	#include <linux/module.h>
	12	#include <linux/moduleparam.h>
	13	#include <linux/init.h>
	14	#include <linux/kernel.h>
	15	#include <linux/config.h>
	16	#include <linux/string.h>
	17	#include <linux/major.h>
	18	#include <linux/errno.h>
	19	#include <linux/slab.h>
	20	#include <linux/mm.h>
	21	#include <linux/interrupt.h>
	22	#include <linux/timer.h>
	23	#include <linux/ioport.h>
	24	#include <linux/delay.h>
	25	#include <linux/pm.h>
	26	#include <linux/pci.h>
	27	#include <linux/device.h>
	28	#include <asm/system.h>
	29	#include <asm/irq.h>
	30
	31	#define IN_CARD_SERVICES
1da177e4 LT	32	#include <pcmcia/cs_types.h>
	33	#include <pcmcia/ss.h>
	34	#include <pcmcia/cs.h>
	35	#include <pcmcia/bulkmem.h>
	36	#include <pcmcia/cistpl.h>
	37	#include <pcmcia/cisreg.h>
	38	#include <pcmcia/ds.h>
	39	#include "cs_internal.h"
	40
	41	#define to_socket(_dev) container_of(_dev, struct pcmcia_socket, dev)
	42
	43	static ssize_t pccard_show_type(struct class_device dev, char buf)
	44	{
1da177e4 LT	45	struct pcmcia_socket *s = to_socket(dev);
	46
	47	if (!(s->state & SOCKET_PRESENT))
	48	return -ENODEV;
002dbb2d	49	if (s->state & SOCKET_CARDBUS)
1da177e4	50	return sprintf(buf, "32-bit\n");
002dbb2d	51	return sprintf(buf, "16-bit\n");
1da177e4	52	}
002dbb2d	53	static CLASS_DEVICE_ATTR(card_type, 0444, pccard_show_type, NULL);
1da177e4 LT	54
	55	static ssize_t pccard_show_voltage(struct class_device dev, char buf)
	56	{
1da177e4 LT	57	struct pcmcia_socket *s = to_socket(dev);
	58
	59	if (!(s->state & SOCKET_PRESENT))
	60	return -ENODEV;
002dbb2d DB	61	if (s->socket.Vcc)
	62	return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10,
	63	s->socket.Vcc % 10);
	64	return sprintf(buf, "X.XV\n");
1da177e4	65	}
002dbb2d	66	static CLASS_DEVICE_ATTR(card_voltage, 0444, pccard_show_voltage, NULL);
1da177e4 LT	67
	68	static ssize_t pccard_show_vpp(struct class_device dev, char buf)
	69	{
	70	struct pcmcia_socket *s = to_socket(dev);
	71	if (!(s->state & SOCKET_PRESENT))
	72	return -ENODEV;
	73	return sprintf(buf, "%d.%dV\n", s->socket.Vpp / 10, s->socket.Vpp % 10);
	74	}
002dbb2d	75	static CLASS_DEVICE_ATTR(card_vpp, 0444, pccard_show_vpp, NULL);
1da177e4 LT	76
	77	static ssize_t pccard_show_vcc(struct class_device dev, char buf)
	78	{
	79	struct pcmcia_socket *s = to_socket(dev);
	80	if (!(s->state & SOCKET_PRESENT))
	81	return -ENODEV;
	82	return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10, s->socket.Vcc % 10);
	83	}
002dbb2d	84	static CLASS_DEVICE_ATTR(card_vcc, 0444, pccard_show_vcc, NULL);
1da177e4 LT	85
	86
	87	static ssize_t pccard_store_insert(struct class_device dev, const char buf, size_t count)
	88	{
	89	ssize_t ret;
	90	struct pcmcia_socket *s = to_socket(dev);
	91
	92	if (!count)
	93	return -EINVAL;
	94
	95	ret = pcmcia_insert_card(s);
	96
	97	return ret ? ret : count;
	98	}
	99	static CLASS_DEVICE_ATTR(card_insert, 0200, NULL, pccard_store_insert);
	100
db1019ca DB	101
	102	static ssize_t pccard_show_card_pm_state(struct class_device dev, char buf)
	103	{
	104	struct pcmcia_socket *s = to_socket(dev);
	105	return sprintf(buf, "%s\n", s->state & SOCKET_SUSPEND ? "off" : "on");
	106	}
	107
	108	static ssize_t pccard_store_card_pm_state(struct class_device dev, const char buf, size_t count)
	109	{
	110	ssize_t ret = -EINVAL;
	111	struct pcmcia_socket *s = to_socket(dev);
	112
	113	if (!count)
	114	return -EINVAL;
	115
	116	if (!(s->state & SOCKET_SUSPEND) && !strncmp(buf, "off", 3))
	117	ret = pcmcia_suspend_card(s);
	118	else if ((s->state & SOCKET_SUSPEND) && !strncmp(buf, "on", 2))
	119	ret = pcmcia_resume_card(s);
	120
	121	return ret ? -ENODEV : count;
	122	}
	123	static CLASS_DEVICE_ATTR(card_pm_state, 0644, pccard_show_card_pm_state, pccard_store_card_pm_state);
	124
1da177e4 LT	125	static ssize_t pccard_store_eject(struct class_device dev, const char buf, size_t count)
	126	{
	127	ssize_t ret;
	128	struct pcmcia_socket *s = to_socket(dev);
	129
	130	if (!count)
	131	return -EINVAL;
	132
	133	ret = pcmcia_eject_card(s);
	134
	135	return ret ? ret : count;
	136	}
	137	static CLASS_DEVICE_ATTR(card_eject, 0200, NULL, pccard_store_eject);
	138
	139
	140	static ssize_t pccard_show_irq_mask(struct class_device dev, char buf)
	141	{
	142	struct pcmcia_socket *s = to_socket(dev);
	143	return sprintf(buf, "0x%04x\n", s->irq_mask);
	144	}
	145
	146	static ssize_t pccard_store_irq_mask(struct class_device dev, const char buf, size_t count)
	147	{
	148	ssize_t ret;
	149	struct pcmcia_socket *s = to_socket(dev);
	150	u32 mask;
	151
	152	if (!count)
	153	return -EINVAL;
	154
	155	ret = sscanf (buf, "0x%x\n", &mask);
	156
	157	if (ret == 1) {
	158	s->irq_mask &= mask;
	159	ret = 0;
	160	}
	161
	162	return ret ? ret : count;
	163	}
	164	static CLASS_DEVICE_ATTR(card_irq_mask, 0600, pccard_show_irq_mask, pccard_store_irq_mask);
	165
	166
	167	static ssize_t pccard_show_resource(struct class_device dev, char buf)
	168	{
	169	struct pcmcia_socket *s = to_socket(dev);
	170	return sprintf(buf, "%s\n", s->resource_setup_done ? "yes" : "no");
	171	}
	172
	173	static ssize_t pccard_store_resource(struct class_device dev, const char buf, size_t count)
	174	{
	175	unsigned long flags;
	176	struct pcmcia_socket *s = to_socket(dev);
	177
	178	if (!count)
	179	return -EINVAL;
	180
	181	spin_lock_irqsave(&s->lock, flags);
e2f0b534	182	if (!s->resource_setup_done)
1da177e4	183	s->resource_setup_done = 1;
e2f0b534	184	spin_unlock_irqrestore(&s->lock, flags);
1da177e4	185
e2f0b534 DB	186	down(&s->skt_sem);
	187	if ((s->callback) &&
	188	(s->state & SOCKET_PRESENT) &&
	189	!(s->state & SOCKET_CARDBUS)) {
	190	if (try_module_get(s->callback->owner)) {
	191	s->callback->requery(s);
	192	module_put(s->callback->owner);
1da177e4	193	}
1da177e4	194	}
e2f0b534	195	up(&s->skt_sem);
1da177e4 LT	196
	197	return count;
	198	}
	199	static CLASS_DEVICE_ATTR(available_resources_setup_done, 0600, pccard_show_resource, pccard_store_resource);
	200
	201
7f299bcc DB	202	static ssize_t pccard_extract_cis(struct pcmcia_socket s, char buf, loff_t off, size_t count)
	203	{
	204	tuple_t tuple;
	205	int status, i;
	206	loff_t pointer = 0;
	207	ssize_t ret = 0;
	208	u_char *tuplebuffer;
	209	u_char *tempbuffer;
	210
	211	tuplebuffer = kmalloc(sizeof(u_char) * 256, GFP_KERNEL);
	212	if (!tuplebuffer)
	213	return -ENOMEM;
	214
	215	tempbuffer = kmalloc(sizeof(u_char) * 258, GFP_KERNEL);
	216	if (!tempbuffer) {
	217	ret = -ENOMEM;
	218	goto free_tuple;
	219	}
	220
	221	memset(&tuple, 0, sizeof(tuple_t));
	222
	223	tuple.Attributes = TUPLE_RETURN_LINK \| TUPLE_RETURN_COMMON;
	224	tuple.DesiredTuple = RETURN_FIRST_TUPLE;
	225	tuple.TupleOffset = 0;
	226
	227	status = pccard_get_first_tuple(s, BIND_FN_ALL, &tuple);
	228	while (!status) {
	229	tuple.TupleData = tuplebuffer;
	230	tuple.TupleDataMax = 255;
	231	memset(tuplebuffer, 0, sizeof(u_char) * 255);
	232
	233	status = pccard_get_tuple_data(s, &tuple);
	234	if (status)
	235	break;
	236
	237	if (off < (pointer + 2 + tuple.TupleDataLen)) {
	238	tempbuffer[0] = tuple.TupleCode & 0xff;
	239	tempbuffer[1] = tuple.TupleLink & 0xff;
	240	for (i = 0; i < tuple.TupleDataLen; i++)
	241	tempbuffer[i + 2] = tuplebuffer[i] & 0xff;
	242
	243	for (i = 0; i < (2 + tuple.TupleDataLen); i++) {
	244	if (((i + pointer) >= off) &&
	245	(i + pointer) < (off + count)) {
	246	buf[ret] = tempbuffer[i];
	247	ret++;
	248	}
	249	}
	250	}
	251
	252	pointer += 2 + tuple.TupleDataLen;
	253
	254	if (pointer >= (off + count))
	255	break;
	256
	257	if (tuple.TupleCode == CISTPL_END)
	258	break;
	259	status = pccard_get_next_tuple(s, BIND_FN_ALL, &tuple);
	260	}
	261
	262	kfree(tempbuffer);
	263	free_tuple:
	264	kfree(tuplebuffer);
	265
266	return (ret);
267	}
268
269	static ssize_t pccard_show_cis(struct kobject kobj, char buf, loff_t off, size_t count)
270	{
271	unsigned int size = 0x200;
272
273	if (off >= size)
274	count = 0;
275	else {
276	struct pcmcia_socket *s;
277	cisinfo_t cisinfo;
278
279	if (off + count > size)
280	count = size - off;
281
282	s = to_socket(container_of(kobj, struct class_device, kobj));
283
284	if (!(s->state & SOCKET_PRESENT))
285	return -ENODEV;
286	if (pccard_validate_cis(s, BIND_FN_ALL, &cisinfo))
287	return -EIO;
288	if (!cisinfo.Chains)
289	return -ENODATA;
290
291	count = pccard_extract_cis(s, buf, off, count);
292	}
293
294	return (count);
295	}
296
ff1fa9ef DB	297	static ssize_t pccard_store_cis(struct kobject kobj, char buf, loff_t off, size_t count)
	298	{
	299	struct pcmcia_socket *s = to_socket(container_of(kobj, struct class_device, kobj));
	300	cisdump_t *cis;
	301	ssize_t ret = count;
	302
	303	if (off)
	304	return -EINVAL;
	305
	306	if (count >= 0x200)
	307	return -EINVAL;
	308
	309	if (!(s->state & SOCKET_PRESENT))
	310	return -ENODEV;
	311
8084b372	312	cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL);
ff1fa9ef DB	313	if (!cis)
ff1fa9ef DB	314	return -ENOMEM;
ff1fa9ef DB	315
	316	cis->Length = count + 1;
	317	memcpy(cis->Data, buf, count);
	318
	319	if (pcmcia_replace_cis(s, cis))
	320	ret = -EIO;
	321
	322	kfree(cis);
	323
	324	if (!ret) {
	325	down(&s->skt_sem);
	326	if ((s->callback) && (s->state & SOCKET_PRESENT) &&
	327	!(s->state & SOCKET_CARDBUS)) {
	328	if (try_module_get(s->callback->owner)) {
e2f0b534	329	s->callback->requery(s);
ff1fa9ef DB	330	module_put(s->callback->owner);
	331	}
	332	}
	333	up(&s->skt_sem);
	334	}
	335
	336
	337	return (ret);
	338	}
	339
7f299bcc	340
1da177e4 LT	341	static struct class_device_attribute *pccard_socket_attributes[] = {
	342	&class_device_attr_card_type,
	343	&class_device_attr_card_voltage,
	344	&class_device_attr_card_vpp,
	345	&class_device_attr_card_vcc,
	346	&class_device_attr_card_insert,
db1019ca	347	&class_device_attr_card_pm_state,
1da177e4 LT	348	&class_device_attr_card_eject,
	349	&class_device_attr_card_irq_mask,
	350	&class_device_attr_available_resources_setup_done,
	351	NULL,
	352	};
	353
7f299bcc	354	static struct bin_attribute pccard_cis_attr = {
ff1fa9ef	355	.attr = { .name = "cis", .mode = S_IRUGO \| S_IWUSR, .owner = THIS_MODULE},
7f299bcc DB	356	.size = 0x200,
7f299bcc DB	357	.read = pccard_show_cis,
ff1fa9ef	358	.write = pccard_store_cis,
7f299bcc DB	359	};
7f299bcc DB	360
d8539d81 DT	361	static int __devinit pccard_sysfs_add_socket(struct class_device *class_dev,
d8539d81 DT	362	struct class_interface *class_intf)
1da177e4 LT	363	{
	364	struct class_device_attribute **attr;
	365	int ret = 0;
	366
	367	for (attr = pccard_socket_attributes; *attr; attr++) {
	368	ret = class_device_create_file(class_dev, *attr);
	369	if (ret)
	370	break;
	371	}
7f299bcc DB	372	if (!ret)
7f299bcc DB	373	ret = sysfs_create_bin_file(&class_dev->kobj, &pccard_cis_attr);
1da177e4 LT	374
	375	return ret;
	376	}
	377
d8539d81 DT	378	static void __devexit pccard_sysfs_remove_socket(struct class_device *class_dev,
d8539d81 DT	379	struct class_interface *class_intf)
1da177e4 LT	380	{
	381	struct class_device_attribute **attr;
	382
7f299bcc	383	sysfs_remove_bin_file(&class_dev->kobj, &pccard_cis_attr);
1da177e4 LT	384	for (attr = pccard_socket_attributes; *attr; attr++)
	385	class_device_remove_file(class_dev, *attr);
	386	}
	387
	388	struct class_interface pccard_sysfs_interface = {
	389	.class = &pcmcia_socket_class,
	390	.add = &pccard_sysfs_add_socket,
	391	.remove = __devexit_p(&pccard_sysfs_remove_socket),
	392	};