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;
mutex_lock(&lasat_info_mutex);
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0) {
mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen)
{
if (name && *name == LASAT_PRID)
lasat_board_info.li_eeprom_info.prid = *(int*)newval;
lasat_write_eeprom_info();
lasat_init_board_info();
}
mutex_unlock(&lasat_info_mutex);
return 0;
}
int proc_lasat_ip(ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
unsigned int ip;
char *p, c;
int len;
char ipbuf[32];
if (!table->data || !table->maxlen || !*lenp ||
(*ppos && !write)) {
*lenp = 0;
return 0;
}
if (write) {
len = 0;
p = buffer;
while (len < *lenp) {
if (get_user(c, p++))
return -EFAULT;
if (c == 0 || c == '\n')
break;
len++;
}
if (len >= sizeof(ipbuf)-1)
len = sizeof(ipbuf) - 1;
if (copy_from_user(ipbuf, buffer, len))
return -EFAULT;
ipbuf[len] = 0;
*ppos += *lenp;
/* Now see if we can convert it to a valid IP */
ip = in_aton(ipbuf);
*(unsigned int *)(table->data) = ip;
lasat_write_eeprom_info();
} else {
ip = *(unsigned int *)(table->data);
sprintf(ipbuf, "%d.%d.%d.%d",
(ip) & 0xff,
(ip >> 8) & 0xff,
(ip >> 16) & 0xff,
(ip >> 24) & 0xff);
len = strlen(ipbuf);
if (len > *lenp)
len = *lenp;
if (len)
if (copy_to_user(buffer, ipbuf, len))
return -EFAULT;
if (len < *lenp) {
if (put_user('\n', ((char *) buffer) + len))
return -EFAULT;
len++;
}
*lenp = len;
*ppos += len;
}
return 0;
}
/* proc function to write EEPROM after changing int entry */
int proc_dolasatint(ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
r = proc_dointvec(table, write, buffer, lenp, ppos);
if ((!write) || r)
return r;
lasat_write_eeprom_info();
return 0;
}
/* And the same for proc */
int proc_dolasatstring(ctl_table *table, int write, struct file *filp,
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
r = proc_dostring(table, write, filp, buffer, lenp, ppos);
if ((!write) || r)
return r;
lasat_write_eeprom_info();
return 0;
}
/* 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;
mutex_lock(&lasat_info_mutex);
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
mutex_unlock(&lasat_info_mutex);
return r;
}
lasat_write_eeprom_info();
mutex_unlock(&lasat_info_mutex);
return 0;
}
/* 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)
{
int r;
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0)
return r;
if (newval && newlen)
lasat_write_eeprom_info();
return 0;
}
int proc_lasat_prid(ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
r = proc_dointvec(table, write, buffer, lenp, ppos);
if (r < 0)
return r;
if (write) {
lasat_board_info.li_eeprom_info.prid =
lasat_board_info.li_prid;
lasat_write_eeprom_info();
lasat_init_board_info();
}
return 0;
}
static int sysctl_lasat_prid(ctl_table *table, int *name, int nlen,
void *oldval, size_t *oldlenp,
void *newval, size_t newlen)
{
int r;
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0)
return r;
if (newval && newlen) {
lasat_board_info.li_eeprom_info.prid = *(int *)newval;
lasat_write_eeprom_info();
lasat_init_board_info();
}
return 0;
}
/* 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)
{
int r;
mutex_lock(&lasat_info_mutex);
r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
if (r < 0) {
mutex_unlock(&lasat_info_mutex);
return r;
}
if (newval && newlen) {
lasat_write_eeprom_info();
}
mutex_unlock(&lasat_info_mutex);
return 1;
}
int proc_lasat_eeprom_value(ctl_table *table, int write, struct file *filp,
void *buffer, size_t *lenp, loff_t *ppos)
{
int r;
mutex_lock(&lasat_info_mutex);
r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
if ( (!write) || r) {
mutex_unlock(&lasat_info_mutex);
return r;
}
if (filp && filp->f_path.dentry)
{
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_path.dentry->d_name.name, "debugaccess"))
lasat_board_info.li_eeprom_info.debugaccess = lasat_board_info.li_debugaccess;
}
lasat_write_eeprom_info();
mutex_unlock(&lasat_info_mutex);
return 0;
}
