/* et passe en argument a acinit, mais est scrute sur le bus pour s'adapter */
/* au nombre de cartes presentes sur le bus. IOCL code 6 affichait V2.4.3 */
/* F.LAFORSE 28/11/95 creation de fichiers acXX.o avec les differentes */
-/* adresses de base des cartes, IOCTL 6 plus complet */
+/* addresses de base des cartes, IOCTL 6 plus complet */
/* J.PAGET le 19/08/96 copie de la version V2.6 en V2.8.0 sans modification */
/* de code autre que le texte V2.6.1 en V2.8.0 */
/*****************************************************************************/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/interrupt.h>
+#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/errno.h>
+#include <linux/smp_lock.h>
#include <linux/miscdevice.h>
#include <linux/pci.h>
#include <linux/wait.h>
MODULE_AUTHOR("David Woodhouse & Applicom International");
MODULE_DESCRIPTION("Driver for Applicom Profibus card");
MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(AC_MINOR);
MODULE_SUPPORTED_DEVICE("ac");
static ssize_t ac_read (struct file *, char __user *, size_t, loff_t *);
static ssize_t ac_write (struct file *, const char __user *, size_t, loff_t *);
-static int ac_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long);
+static long ac_ioctl(struct file *, unsigned int, unsigned long);
static irqreturn_t ac_interrupt(int, void *);
static const struct file_operations ac_fops = {
.llseek = no_llseek,
.read = ac_read,
.write = ac_write,
- .ioctl = ac_ioctl,
+ .unlocked_ioctl = ac_ioctl,
};
static struct miscdevice ac_miscdev = {
-static int ac_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+static long ac_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{ /* @ ADG ou ATO selon le cas */
int i;
kfree(adgl);
return -EFAULT;
}
-
+
+ lock_kernel();
IndexCard = adgl->num_card-1;
if(cmd != 6 && ((IndexCard >= MAX_BOARD) || !apbs[IndexCard].RamIO)) {
warncount--;
}
kfree(adgl);
+ unlock_kernel();
return -EINVAL;
}
}
Dummy = readb(apbs[IndexCard].RamIO + VERS);
kfree(adgl);
+ unlock_kernel();
return 0;
}