876c9d3aeb
Add the Marvell Libertas 8388 802.11 USB driver. Signed-off-by: Marcelo Tosatti <marcelo@kvack.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
52 lines
920 B
C
52 lines
920 B
C
#ifndef __WLAN_THREAD_H_
|
|
#define __WLAN_THREAD_H_
|
|
|
|
#include <linux/kthread.h>
|
|
|
|
struct wlan_thread {
|
|
struct task_struct *task;
|
|
wait_queue_head_t waitq;
|
|
pid_t pid;
|
|
void *priv;
|
|
};
|
|
|
|
static inline void wlan_activate_thread(struct wlan_thread * thr)
|
|
{
|
|
/** Record the thread pid */
|
|
thr->pid = current->pid;
|
|
|
|
/** Initialize the wait queue */
|
|
init_waitqueue_head(&thr->waitq);
|
|
}
|
|
|
|
static inline void wlan_deactivate_thread(struct wlan_thread * thr)
|
|
{
|
|
ENTER();
|
|
|
|
thr->pid = 0;
|
|
|
|
LEAVE();
|
|
}
|
|
|
|
static inline void wlan_create_thread(int (*wlanfunc) (void *),
|
|
struct wlan_thread * thr, char *name)
|
|
{
|
|
thr->task = kthread_run(wlanfunc, thr, "%s", name);
|
|
}
|
|
|
|
static inline int wlan_terminate_thread(struct wlan_thread * thr)
|
|
{
|
|
ENTER();
|
|
|
|
/* Check if the thread is active or not */
|
|
if (!thr->pid) {
|
|
printk(KERN_ERR "Thread does not exist\n");
|
|
return -1;
|
|
}
|
|
kthread_stop(thr->task);
|
|
|
|
LEAVE();
|
|
return 0;
|
|
}
|
|
|
|
#endif
|