#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/pm.h>
#include <linux/pci.h>
#include <linux/device.h>
+#include <linux/mutex.h>
#include <asm/system.h>
#include <asm/irq.h>
}
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;
s->resource_setup_done = 1;
spin_unlock_irqrestore(&s->lock, flags);
- down(&s->skt_sem);
+ mutex_lock(&s->skt_mutex);
if ((s->callback) &&
(s->state & SOCKET_PRESENT) &&
!(s->state & SOCKET_CARDBUS)) {
module_put(s->callback->owner);
}
}
- up(&s->skt_sem);
+ mutex_unlock(&s->skt_mutex);
return count;
}
if (!(s->state & SOCKET_PRESENT))
return -ENODEV;
- cis = kmalloc(sizeof(cisdump_t), GFP_KERNEL);
+ cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL);
if (!cis)
return -ENOMEM;
- memset(cis, 0, sizeof(cisdump_t));
cis->Length = count + 1;
memcpy(cis->Data, buf, count);
kfree(cis);
if (!ret) {
- down(&s->skt_sem);
+ mutex_lock(&s->skt_mutex);
if ((s->callback) && (s->state & SOCKET_PRESENT) &&
!(s->state & SOCKET_CARDBUS)) {
if (try_module_get(s->callback->owner)) {
module_put(s->callback->owner);
}
}
- up(&s->skt_sem);
+ mutex_unlock(&s->skt_mutex);
}
&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,