#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/ioport.h>
#include <linux/delay.h>
#include <linux/pm.h>
-#include <linux/pci.h>
#include <linux/device.h>
+#include <linux/kthread.h>
+#include <linux/freezer.h>
#include <asm/system.h>
#include <asm/irq.h>
down_read(&pcmcia_socket_list_rwsem);
list_for_each_entry(socket, &pcmcia_socket_list, socket_list) {
- if (socket->dev.dev != dev)
+ if (socket->dev.parent != dev)
continue;
mutex_lock(&socket->skt_mutex);
socket_suspend(socket);
down_read(&pcmcia_socket_list_rwsem);
list_for_each_entry(socket, &pcmcia_socket_list, socket_list) {
- if (socket->dev.dev != dev)
+ if (socket->dev.parent != dev)
continue;
mutex_lock(&socket->skt_mutex);
socket_resume(socket);
struct pcmcia_socket * pcmcia_get_socket(struct pcmcia_socket *skt)
{
- struct class_device *cl_dev = class_device_get(&skt->dev);
- if (!cl_dev)
+ struct device *dev = get_device(&skt->dev);
+ if (!dev)
return NULL;
- skt = class_get_devdata(cl_dev);
+ skt = dev_get_drvdata(dev);
if (!try_module_get(skt->owner)) {
- class_device_put(&skt->dev);
+ put_device(&skt->dev);
return NULL;
}
return (skt);
void pcmcia_put_socket(struct pcmcia_socket *skt)
{
module_put(skt->owner);
- class_device_put(&skt->dev);
+ put_device(&skt->dev);
}
EXPORT_SYMBOL(pcmcia_put_socket);
-static void pcmcia_release_socket(struct class_device *class_dev)
+static void pcmcia_release_socket(struct device *dev)
{
- struct pcmcia_socket *socket = class_get_devdata(class_dev);
+ struct pcmcia_socket *socket = dev_get_drvdata(dev);
complete(&socket->socket_released);
}
*/
int pcmcia_register_socket(struct pcmcia_socket *socket)
{
+ struct task_struct *tsk;
int ret;
- if (!socket || !socket->ops || !socket->dev.dev || !socket->resource_ops)
+ if (!socket || !socket->ops || !socket->dev.parent || !socket->resource_ops)
return -EINVAL;
cs_dbg(socket, 0, "pcmcia_register_socket(0x%p)\n", socket->ops);
#endif
/* set proper values in socket->dev */
- socket->dev.class_data = socket;
+ dev_set_drvdata(&socket->dev, socket);
socket->dev.class = &pcmcia_socket_class;
- snprintf(socket->dev.class_id, BUS_ID_SIZE, "pcmcia_socket%u", socket->sock);
+ snprintf(socket->dev.bus_id, BUS_ID_SIZE, "pcmcia_socket%u", socket->sock);
/* base address = 0, map = 0 */
socket->cis_mem.flags = 0;
mutex_init(&socket->skt_mutex);
spin_lock_init(&socket->thread_lock);
- ret = kernel_thread(pccardd, socket, CLONE_KERNEL);
- if (ret < 0)
+ tsk = kthread_run(pccardd, socket, "pccardd");
+ if (IS_ERR(tsk)) {
+ ret = PTR_ERR(tsk);
goto err;
+ }
wait_for_completion(&socket->thread_done);
- if(!socket->thread) {
+ if (!socket->thread) {
printk(KERN_WARNING "PCMCIA: warning: socket thread for socket %p did not start\n", socket);
return -EIO;
}
+
pcmcia_parse_events(socket, SS_DETECT);
return 0;
cs_dbg(socket, 0, "pcmcia_unregister_socket(0x%p)\n", socket->ops);
if (socket->thread) {
- init_completion(&socket->thread_done);
- socket->thread = NULL;
wake_up(&socket->thread_wait);
- wait_for_completion(&socket->thread_done);
+ kthread_stop(socket->thread);
}
release_cis_mem(socket);
#endif
s->functions = 0;
+ /* give socket some time to power down */
+ msleep(100);
+
s->ops->get_status(s, &status);
if (status & SS_POWERON) {
printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s);
DECLARE_WAITQUEUE(wait, current);
int ret;
- daemonize("pccardd");
-
skt->thread = current;
skt->socket = dead_socket;
skt->ops->init(skt);
skt->ops->set_socket(skt, &skt->socket);
/* register with the device core */
- ret = class_device_register(&skt->dev);
+ ret = device_register(&skt->dev);
if (ret) {
printk(KERN_WARNING "PCMCIA: unable to register socket 0x%p\n",
skt);
skt->thread = NULL;
- complete_and_exit(&skt->thread_done, 0);
+ complete(&skt->thread_done);
+ return 0;
}
add_wait_queue(&skt->thread_wait, &wait);
complete(&skt->thread_done);
+ set_freezable();
for (;;) {
unsigned long flags;
unsigned int events;
continue;
}
- if (!skt->thread)
+ if (kthread_should_stop())
break;
schedule();
remove_wait_queue(&skt->thread_wait, &wait);
/* remove from the device core */
- class_device_unregister(&skt->dev);
+ device_unregister(&skt->dev);
- complete_and_exit(&skt->thread_done, 0);
+ return 0;
}
/*
*/
void pcmcia_parse_events(struct pcmcia_socket *s, u_int events)
{
+ unsigned long flags;
cs_dbg(s, 4, "parse_events: events %08x\n", events);
if (s->thread) {
- spin_lock(&s->thread_lock);
+ spin_lock_irqsave(&s->thread_lock, flags);
s->thread_events |= events;
- spin_unlock(&s->thread_lock);
+ spin_unlock_irqrestore(&s->thread_lock, flags);
wake_up(&s->thread_wait);
}
EXPORT_SYMBOL(pcmcia_insert_card);
-static int pcmcia_socket_uevent(struct class_device *dev, char **envp,
- int num_envp, char *buffer, int buffer_size)
+static int pcmcia_socket_uevent(struct device *dev,
+ struct kobj_uevent_env *env)
{
struct pcmcia_socket *s = container_of(dev, struct pcmcia_socket, dev);
- int i = 0, length = 0;
- if (add_uevent_var(envp, num_envp, &i, buffer, buffer_size,
- &length, "SOCKET_NO=%u", s->sock))
+ if (add_uevent_var(env, "SOCKET_NO=%u", s->sock))
return -ENOMEM;
- envp[i] = NULL;
-
return 0;
}
struct class pcmcia_socket_class = {
.name = "pcmcia_socket",
- .uevent = pcmcia_socket_uevent,
- .release = pcmcia_release_socket,
+ .dev_uevent = pcmcia_socket_uevent,
+ .dev_release = pcmcia_release_socket,
.class_release = pcmcia_release_socket_class,
};
EXPORT_SYMBOL(pcmcia_socket_class);