#include <linux/types.h>
#include <asm/lasat/lasat.h>
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/sysctl.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/net.h>
#include <linux/inet.h>
+#include <linux/mutex.h>
#include <asm/uaccess.h>
#include "sysctl.h"
#include "ds1603.h"
-static DECLARE_MUTEX(lasat_info_sem);
+static DEFINE_MUTEX(lasat_info_mutex);
-/* Strategy function to write EEPROM after changing string entry */
+/* Strategy function to write EEPROM after changing string entry */
int sysctl_lasatstring(ctl_table *table, int *name, int nlen,
void *oldval, size_t *oldlenp,
- void *newval, size_t newlen, void **context)
+ void *newval, size_t newlen)
{
int r;
- down(&lasat_info_sem);
- r = sysctl_string(table, name,
- nlen, oldval, oldlenp, newval, newlen, context);
+ mutex_lock(&lasat_info_mutex);
+ r = sysctl_string(table, name,
+ nlen, oldval, oldlenp, newval, newlen);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
lasat_write_eeprom_info();
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 1;
}
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = proc_dostring(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
-/* proc function to write EEPROM after changing int entry */
+/* proc function to write EEPROM after changing int entry */
int proc_dolasatint(ctl_table *table, int write, struct file *filp,
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
static int rtctmp;
#ifdef CONFIG_DS1603
-/* proc function to read/write RealTime Clock */
+/* proc function to read/write RealTime Clock */
int proc_dolasatrtc(ctl_table *table, int write, struct file *filp,
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
if (!write) {
rtctmp = ds1603_read();
/* check for time < 0 and set to 0 */
}
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
ds1603_set(rtctmp);
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
#endif
/* Sysctl for setting the IP addresses */
int sysctl_lasat_intvec(ctl_table *table, int *name, int nlen,
void *oldval, size_t *oldlenp,
- void *newval, size_t newlen, void **context)
+ void *newval, size_t newlen)
{
int r;
- down(&lasat_info_sem);
- r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
+ mutex_lock(&lasat_info_mutex);
+ r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
lasat_write_eeprom_info();
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 1;
}
/* Same for RTC */
int sysctl_lasat_rtc(ctl_table *table, int *name, int nlen,
void *oldval, size_t *oldlenp,
- void *newval, size_t newlen, void **context)
+ void *newval, size_t newlen)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
rtctmp = ds1603_read();
if (rtctmp < 0)
rtctmp = 0;
- r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
+ r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
ds1603_set(rtctmp);
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 1;
}
#endif
void update_bcastaddr(void)
{
unsigned int ip;
-
- ip = (lasat_board_info.li_eeprom_info.ipaddr &
- lasat_board_info.li_eeprom_info.netmask) |
+
+ ip = (lasat_board_info.li_eeprom_info.ipaddr &
+ lasat_board_info.li_eeprom_info.netmask) |
~lasat_board_info.li_eeprom_info.netmask;
sprintf(lasat_bcastaddr, "%d.%d.%d.%d",
return 0;
}
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
if (write) {
len = 0;
p = buffer;
while (len < *lenp) {
if(get_user(c, p++)) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
if (c == 0 || c == '\n')
break;
len++;
}
- if (len >= sizeof(proc_lasat_ipbuf)-1)
+ if (len >= sizeof(proc_lasat_ipbuf)-1)
len = sizeof(proc_lasat_ipbuf) - 1;
if (copy_from_user(proc_lasat_ipbuf, buffer, len))
{
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
proc_lasat_ipbuf[len] = 0;
len = *lenp;
if (len)
if(copy_to_user(buffer, proc_lasat_ipbuf, len)) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
if (len < *lenp) {
if(put_user('\n', ((char *) buffer) + len)) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return -EFAULT;
}
len++;
*ppos += len;
}
update_bcastaddr();
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
#endif /* defined(CONFIG_INET) */
-static int sysctl_lasat_eeprom_value(ctl_table *table, int *name, int nlen,
- void *oldval, size_t *oldlenp,
- void *newval, size_t newlen,
- void **context)
+static int sysctl_lasat_eeprom_value(ctl_table *table, int *name, int nlen,
+ void *oldval, size_t *oldlenp,
+ void *newval, size_t newlen)
{
int r;
- down(&lasat_info_sem);
- r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
+ mutex_lock(&lasat_info_mutex);
+ r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
lasat_init_board_info();
}
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
- down(&lasat_info_sem);
+ mutex_lock(&lasat_info_mutex);
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
- up(&lasat_info_sem);
+ mutex_unlock(&lasat_info_mutex);
return r;
}
- if (filp && filp->f_dentry)
+ if (filp && filp->f_path.dentry)
{
- if (!strcmp(filp->f_dentry->d_name.name, "prid"))
+ if (!strcmp(filp->f_path.dentry->d_name.name, "prid"))
lasat_board_info.li_eeprom_info.prid = lasat_board_info.li_prid;
- if (!strcmp(filp->f_dentry->d_name.name, "debugaccess"))
+ if (!strcmp(filp->f_path.dentry->d_name.name, "debugaccess"))
lasat_board_info.li_eeprom_info.debugaccess = lasat_board_info.li_debugaccess;
}
- lasat_write_eeprom_info();
- up(&lasat_info_sem);
+ lasat_write_eeprom_info();
+ mutex_unlock(&lasat_info_mutex);
return 0;
}
0644, NULL, &proc_lasat_ip, &sysctl_lasat_intvec},
{LASAT_NETMASK, "netmask", &lasat_board_info.li_eeprom_info.netmask, sizeof(int),
0644, NULL, &proc_lasat_ip, &sysctl_lasat_intvec},
- {LASAT_BCAST, "bcastaddr", &lasat_bcastaddr,
- sizeof(lasat_bcastaddr), 0600, NULL,
+ {LASAT_BCAST, "bcastaddr", &lasat_bcastaddr,
+ sizeof(lasat_bcastaddr), 0600, NULL,
&proc_dostring, &sysctl_string},
#endif
{LASAT_PASSWORD, "passwd_hash", &lasat_board_info.li_eeprom_info.passwd_hash, sizeof(lasat_board_info.li_eeprom_info.passwd_hash),