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authorPeter Hurley <peter@hurleysoftware.com>2015-02-24 14:25:08 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-03-26 18:17:35 +0100
commit0a16e2c1a6221703aa4d4942c95e37d641e87cc7 (patch)
tree253038ca1ee7037ef265d17e1d38f4e2abe3b1af /drivers/tty
parenta4416cd1ac7b48988f0f41a17769d65c71ffc504 (diff)
downloadop-kernel-dev-0a16e2c1a6221703aa4d4942c95e37d641e87cc7.zip
op-kernel-dev-0a16e2c1a6221703aa4d4942c95e37d641e87cc7.tar.gz
serial: 8250: Separate port initialization
Prepare for 8250 split; introduce serial8250_init_port() to initialize port fields uncoupled from port structure storage. Signed-off-by: Peter Hurley <peter@hurleysoftware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/8250/8250_core.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 06bb2ce..e59fd1d 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -3134,6 +3134,16 @@ void serial8250_set_isa_configurator(
}
EXPORT_SYMBOL(serial8250_set_isa_configurator);
+static void serial8250_init_port(struct uart_8250_port *up)
+{
+ struct uart_port *port = &up->port;
+
+ spin_lock_init(&port->lock);
+ port->ops = &serial8250_pops;
+
+ up->cur_iotype = 0xFF;
+}
+
static void __init serial8250_isa_init_ports(void)
{
struct uart_8250_port *up;
@@ -3152,11 +3162,10 @@ static void __init serial8250_isa_init_ports(void)
struct uart_port *port = &up->port;
port->line = i;
- spin_lock_init(&port->lock);
+ serial8250_init_port(up);
init_timer(&up->timer);
up->timer.function = serial8250_timeout;
- up->cur_iotype = 0xFF;
up->ops = &univ8250_driver_ops;
@@ -3165,8 +3174,6 @@ static void __init serial8250_isa_init_ports(void)
*/
up->mcr_mask = ~ALPHA_KLUDGE_MCR;
up->mcr_force = ALPHA_KLUDGE_MCR;
-
- port->ops = &serial8250_pops;
}
if (share_irqs)
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