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path: root/drivers/serial/sunsab.c
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Diffstat (limited to 'drivers/serial/sunsab.c')
-rw-r--r--drivers/serial/sunsab.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index ff610c23314..543f93741e6 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -832,7 +832,6 @@ static struct uart_driver sunsab_reg = {
};
static struct uart_sunsab_port *sunsab_ports;
-static int num_channels;
#ifdef CONFIG_SERIAL_SUNSAB_CONSOLE
@@ -1102,8 +1101,8 @@ static int __init sunsab_init(void)
{
struct device_node *dp;
int err;
+ int num_channels = 0;
- num_channels = 0;
for_each_node_by_name(dp, "se")
num_channels += 2;
for_each_node_by_name(dp, "serial") {
@@ -1117,20 +1116,14 @@ static int __init sunsab_init(void)
if (!sunsab_ports)
return -ENOMEM;
- sunsab_reg.minor = sunserial_current_minor;
- sunsab_reg.nr = num_channels;
sunsab_reg.cons = SUNSAB_CONSOLE();
-
- err = uart_register_driver(&sunsab_reg);
+ err = sunserial_register_minors(&sunsab_reg, num_channels);
if (err) {
kfree(sunsab_ports);
sunsab_ports = NULL;
return err;
}
-
- sunsab_reg.tty_driver->name_base = sunsab_reg.minor - 64;
- sunserial_current_minor += num_channels;
}
return of_register_driver(&sab_driver, &of_bus_type);
@@ -1139,9 +1132,8 @@ static int __init sunsab_init(void)
static void __exit sunsab_exit(void)
{
of_unregister_driver(&sab_driver);
- if (num_channels) {
- sunserial_current_minor -= num_channels;
- uart_unregister_driver(&sunsab_reg);
+ if (sunsab_reg.nr) {
+ sunserial_unregister_minors(&sunsab_reg, sunsab_reg.nr);
}
kfree(sunsab_ports);