#include <linux/timer.h>
#include <linux/ioport.h>
#include <linux/major.h>
-#include <linux/devfs_fs_kernel.h>
#include <asm/uaccess.h>
#include <asm/io.h>
unsigned char run_length;
unsigned char repeat_byte;
-
- /* These members manage timeouts for programmed delays */
- wait_queue_head_t wait_queue;
- struct timer_list timer_list;
};
static struct inst instances[BPP_NO];
#endif /* __sparc__ */
-static void bpp_wake_up(unsigned long val)
-{ wake_up(&instances[val].wait_queue); }
-
static void snooze(unsigned long snooze_time, unsigned minor)
{
- init_timer(&instances[minor].timer_list);
- instances[minor].timer_list.expires = jiffies + snooze_time + 1;
- instances[minor].timer_list.data = minor;
- add_timer(&instances[minor].timer_list);
- sleep_on (&instances[minor].wait_queue);
+ schedule_timeout_uninterruptible(snooze_time + 1);
}
static int wait_for(unsigned short set, unsigned short clr,
static ssize_t bpp_read(struct file *f, char __user *c, size_t cnt, loff_t * ppos)
{
long rc;
- unsigned minor = iminor(f->f_dentry->d_inode);
+ unsigned minor = iminor(f->f_path.dentry->d_inode);
if (minor >= BPP_NO) return -ENODEV;
if (!instances[minor].present) return -ENODEV;
static ssize_t bpp_write(struct file *f, const char __user *c, size_t cnt, loff_t * ppos)
{
long errno = 0;
- unsigned minor = iminor(f->f_dentry->d_inode);
+ unsigned minor = iminor(f->f_path.dentry->d_inode);
if (minor >= BPP_NO) return -ENODEV;
if (!instances[minor].present) return -ENODEV;
instances[idx].enhanced = 0;
instances[idx].direction = 0;
instances[idx].mode = COMPATIBILITY;
- instances[idx].wait_queue = 0;
instances[idx].run_length = 0;
instances[idx].run_flag = 0;
- init_timer(&instances[idx].timer_list);
- instances[idx].timer_list.function = bpp_wake_up;
if (!request_region(lpAddr,3, dev_name)) return;
/*
instances[idx].enhanced = 0;
instances[idx].direction = 0;
instances[idx].mode = COMPATIBILITY;
- init_waitqueue_head(&instances[idx].wait_queue);
instances[idx].run_length = 0;
instances[idx].run_flag = 0;
- init_timer(&instances[idx].timer_list);
- instances[idx].timer_list.function = bpp_wake_up;
if (!rp) return;
instances[idx].opened = 0;
probeLptPort(idx);
}
- devfs_mk_dir("bpp");
- for (idx = 0; idx < BPP_NO; idx++) {
- devfs_mk_cdev(MKDEV(BPP_MAJOR, idx),
- S_IFCHR | S_IRUSR | S_IWUSR, "bpp/%d", idx);
- }
return 0;
}
{
unsigned idx;
- for (idx = 0; idx < BPP_NO; idx++)
- devfs_remove("bpp/%d", idx);
- devfs_remove("bpp");
unregister_chrdev(BPP_MAJOR, dev_name);
for (idx = 0; idx < BPP_NO; idx++) {