#if (HD_DELAY > 0)
+
+#include <asm/i8253.h>
+
unsigned long last_req;
unsigned long read_timer(void)
{
- extern spinlock_t i8253_lock;
unsigned long t, flags;
int i;
#ifdef DEBUG
printk("%s: read: sector %ld, remaining = %ld, buffer=%p\n",
req->rq_disk->disk_name, req->sector, req->nr_sectors,
- req->buffer+512));
+ req->buffer+512);
#endif
if (req->current_nr_sectors <= 0)
end_request(req, 1);
req->rq_disk->disk_name, (req->cmd == READ)?"read":"writ",
cyl, head, sec, nsect, req->buffer);
#endif
- if (req->flags & REQ_CMD) {
+ if (blk_fs_request(req)) {
switch (rq_data_dir(req)) {
case READ:
hd_out(disk,nsect,sec,head,cyl,WIN_READ,&read_intr);
enable_irq(HD_IRQ);
}
-static int hd_ioctl(struct inode * inode, struct file * file,
- unsigned int cmd, unsigned long arg)
+static int hd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
{
- struct hd_i_struct *disk = inode->i_bdev->bd_disk->private_data;
- struct hd_geometry __user *loc = (struct hd_geometry __user *) arg;
- struct hd_geometry g;
-
- if (cmd != HDIO_GETGEO)
- return -EINVAL;
- if (!loc)
- return -EINVAL;
- g.heads = disk->head;
- g.sectors = disk->sect;
- g.cylinders = disk->cyl;
- g.start = get_start_sect(inode->i_bdev);
- return copy_to_user(loc, &g, sizeof g) ? -EFAULT : 0;
+ struct hd_i_struct *disk = bdev->bd_disk->private_data;
+
+ geo->heads = disk->head;
+ geo->sectors = disk->sect;
+ geo->cylinders = disk->cyl;
+ return 0;
}
/*
* be forgotten about...
*/
-static irqreturn_t hd_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t hd_interrupt(int irq, void *dev_id)
{
void (*handler)(void) = do_hd;
}
static struct block_device_operations hd_fops = {
- .ioctl = hd_ioctl,
+ .getgeo = hd_getgeo,
};
/*
- * This is the hard disk IRQ description. The SA_INTERRUPT in sa_flags
+ * This is the hard disk IRQ description. The IRQF_DISABLED in sa_flags
* means we run the IRQ-handler with interrupts disabled: this is bad for
* interrupt latency, but anything else has led to problems on some
* machines.
p->cyl, p->head, p->sect);
}
- if (request_irq(HD_IRQ, hd_interrupt, SA_INTERRUPT, "hd", NULL)) {
+ if (request_irq(HD_IRQ, hd_interrupt, IRQF_DISABLED, "hd", NULL)) {
printk("hd: unable to get IRQ%d for the hard disk driver\n",
HD_IRQ);
goto out1;
goto out;
}
-static int parse_hd_setup (char *line) {
+static int __init parse_hd_setup (char *line) {
int ints[6];
(void) get_options(line, ARRAY_SIZE(ints), ints);