#include <linux/module.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/miscdevice.h>
#include <linux/init.h>
#include <linux/stat.h>
#include <linux/proc_fs.h>
-
+#include <linux/seq_file.h>
+#include <linux/smp_lock.h>
#include <linux/toshiba.h>
#define TOSH_MINOR_DEV 181
static int tosh_sci;
static int tosh_fan;
-static int tosh_ioctl(struct inode *, struct file *, unsigned int,
+static long tosh_ioctl(struct file *, unsigned int,
unsigned long);
-static struct file_operations tosh_fops = {
+static const struct file_operations tosh_fops = {
.owner = THIS_MODULE,
- .ioctl = tosh_ioctl,
+ .unlocked_ioctl = tosh_ioctl,
};
static struct miscdevice tosh_device = {
return eax;
}
+EXPORT_SYMBOL(tosh_smm);
-static int tosh_ioctl(struct inode *ip, struct file *fp, unsigned int cmd,
- unsigned long arg)
+static long tosh_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
{
SMMRegisters regs;
SMMRegisters __user *argp = (SMMRegisters __user *)arg;
return -EINVAL;
/* do we need to emulate the fan ? */
+ lock_kernel();
if (tosh_fan==1) {
if (((ax==0xf300) || (ax==0xf400)) && (bx==0x0004)) {
err = tosh_emulate_fan(®s);
+ unlock_kernel();
break;
}
}
err = tosh_smm(®s);
+ unlock_kernel();
break;
default:
return -EINVAL;
* Print the information for /proc/toshiba
*/
#ifdef CONFIG_PROC_FS
-static int tosh_get_info(char *buffer, char **start, off_t fpos, int length)
+static int proc_toshiba_show(struct seq_file *m, void *v)
{
- char *temp;
int key;
- temp = buffer;
key = tosh_fn_status();
/* Arguments
4) BIOS date (in SCI date format)
5) Fn Key status
*/
-
- temp += sprintf(temp, "1.1 0x%04x %d.%d %d.%d 0x%04x 0x%02x\n",
+ seq_printf(m, "1.1 0x%04x %d.%d %d.%d 0x%04x 0x%02x\n",
tosh_id,
(tosh_sci & 0xff00)>>8,
tosh_sci & 0xff,
tosh_bios & 0xff,
tosh_date,
key);
+ return 0;
+}
- return temp-buffer;
+static int proc_toshiba_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, proc_toshiba_show, NULL);
}
+
+static const struct file_operations proc_toshiba_fops = {
+ .owner = THIS_MODULE,
+ .open = proc_toshiba_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
#endif
int i,major,minor,day,year,month,flag;
unsigned char signature[7] = { 0x54,0x4f,0x53,0x48,0x49,0x42,0x41 };
SMMRegisters regs;
- void __iomem *bios = ioremap(0xf0000, 0x10000);
+ void __iomem *bios = ioremap_cache(0xf0000, 0x10000);
if (!bios)
return -ENOMEM;
if (tosh_probe())
return -ENODEV;
- printk(KERN_INFO "Toshiba System Managment Mode driver v" TOSH_VERSION "\n");
+ printk(KERN_INFO "Toshiba System Management Mode driver v" TOSH_VERSION "\n");
/* set the port to use for Fn status if not specified as a parameter */
if (tosh_fn==0x00)
return retval;
#ifdef CONFIG_PROC_FS
- /* register the proc entry */
- if (create_proc_info_entry("toshiba", 0, NULL, tosh_get_info) == NULL) {
- misc_deregister(&tosh_device);
- return -ENOMEM;
+ {
+ struct proc_dir_entry *pde;
+
+ pde = proc_create("toshiba", 0, NULL, &proc_toshiba_fops);
+ if (!pde) {
+ misc_deregister(&tosh_device);
+ return -ENOMEM;
+ }
}
#endif