#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 <asm/system.h>
#include <asm/irq.h>
-#define IN_CARD_SERVICES
#include <pcmcia/cs_types.h>
#include <pcmcia/ss.h>
#include <pcmcia/cs.h>
static ssize_t pccard_store_insert(struct device *dev, struct device_attribute *attr,
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);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_INSERT);
- return ret ? ret : count;
+ return count;
}
static DEVICE_ATTR(card_insert, 0200, NULL, pccard_store_insert);
struct device_attribute *attr,
const char *buf, size_t count)
{
- ssize_t ret = -EINVAL;
struct pcmcia_socket *s = to_socket(dev);
+ ssize_t ret = count;
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);
+ if (!strncmp(buf, "off", 3))
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_SUSPEND);
+ else {
+ if (!strncmp(buf, "on", 2))
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_RESUME);
+ else
+ ret = -EINVAL;
+ }
- return ret ? -ENODEV : count;
+ return ret;
}
static DEVICE_ATTR(card_pm_state, 0644, pccard_show_card_pm_state, pccard_store_card_pm_state);
struct device_attribute *attr,
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);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_EJECT);
- return ret ? ret : count;
+ return count;
}
static DEVICE_ATTR(card_eject, 0200, NULL, pccard_store_eject);
if (!count)
return -EINVAL;
- ret = sscanf (buf, "0x%x\n", &mask);
+ ret = sscanf(buf, "0x%x\n", &mask);
if (ret == 1) {
+ mutex_lock(&s->ops_mutex);
s->irq_mask &= mask;
+ mutex_unlock(&s->ops_mutex);
ret = 0;
}
struct device_attribute *attr,
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);
+ mutex_lock(&s->ops_mutex);
if (!s->resource_setup_done)
s->resource_setup_done = 1;
- spin_unlock_irqrestore(&s->lock, flags);
-
- mutex_lock(&s->skt_mutex);
- if ((s->callback) &&
- (s->state & SOCKET_PRESENT) &&
- !(s->state & SOCKET_CARDBUS)) {
- if (try_module_get(s->callback->owner)) {
- s->callback->requery(s, 0);
- module_put(s->callback->owner);
- }
- }
- mutex_unlock(&s->skt_mutex);
-
- return count;
-}
-static 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);
- }
+ mutex_unlock(&s->ops_mutex);
- kfree(tempbuffer);
- free_tuple:
- kfree(tuplebuffer);
-
- return (ret);
-}
-
-static ssize_t pccard_show_cis(struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t off, size_t count)
-{
- unsigned int size = 0x200;
-
- if (off >= size)
- count = 0;
- else {
- struct pcmcia_socket *s;
- unsigned int chains;
-
- if (off + count > size)
- count = size - off;
-
- s = to_socket(container_of(kobj, struct device, kobj));
-
- if (!(s->state & SOCKET_PRESENT))
- return -ENODEV;
- if (pccard_validate_cis(s, BIND_FN_ALL, &chains))
- return -EIO;
- if (!chains)
- return -ENODATA;
-
- count = pccard_extract_cis(s, buf, off, count);
- }
-
- return (count);
-}
-
-static ssize_t pccard_store_cis(struct kobject *kobj,
- struct bin_attribute *bin_attr,
- char *buf, loff_t off, size_t count)
-{
- struct pcmcia_socket *s = to_socket(container_of(kobj, struct device, kobj));
- cisdump_t *cis;
- int error;
-
- 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);
-
- error = pcmcia_replace_cis(s, cis);
- kfree(cis);
- if (error)
- return -EIO;
-
- mutex_lock(&s->skt_mutex);
- if ((s->callback) && (s->state & SOCKET_PRESENT) &&
- !(s->state & SOCKET_CARDBUS)) {
- if (try_module_get(s->callback->owner)) {
- s->callback->requery(s, 1);
- module_put(s->callback->owner);
- }
- }
- mutex_unlock(&s->skt_mutex);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_REQUERY);
return count;
}
-
+static DEVICE_ATTR(available_resources_setup_done, 0600, pccard_show_resource, pccard_store_resource);
static struct attribute *pccard_socket_attributes[] = {
&dev_attr_card_type.attr,
.attrs = pccard_socket_attributes,
};
-static struct bin_attribute pccard_cis_attr = {
- .attr = { .name = "cis", .mode = S_IRUGO | S_IWUSR },
- .size = 0x200,
- .read = pccard_show_cis,
- .write = pccard_store_cis,
-};
-
int pccard_sysfs_add_socket(struct device *dev)
{
- int ret = 0;
-
- ret = sysfs_create_group(&dev->kobj, &socket_attrs);
- if (!ret) {
- ret = sysfs_create_bin_file(&dev->kobj, &pccard_cis_attr);
- if (ret)
- sysfs_remove_group(&dev->kobj, &socket_attrs);
- }
- return ret;
+ return sysfs_create_group(&dev->kobj, &socket_attrs);
}
void pccard_sysfs_remove_socket(struct device *dev)
{
- sysfs_remove_bin_file(&dev->kobj, &pccard_cis_attr);
sysfs_remove_group(&dev->kobj, &socket_attrs);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff