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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-09-09 19:08:17 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-09-10 22:11:37 -0700
commitf81134163fc785622f58af27363079ba1de7c7aa (patch)
treec67cc607689b5abd739536f65f85cbc8539f02f3 /drivers/input/serio/i8042.c
parent386b384900a200d5fcabdd4a9c27eb21db606cd4 (diff)
downloadlinux-f81134163fc785622f58af27363079ba1de7c7aa.tar.bz2
Input: i8042 - use platform_driver_probe
i8042 is not hot-pluggable and we create the device when we register the driver, so let's save some memory by using platform_device_probe and using __init instead of __devinit. Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/serio/i8042.c')
-rw-r--r--drivers/input/serio/i8042.c45
1 files changed, 22 insertions, 23 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 61ed7a966c60..eb3ff94af58c 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -541,7 +541,7 @@ static int i8042_set_mux_mode(bool multiplex, unsigned char *mux_version)
* LCS/Telegraphics.
*/
-static int __devinit i8042_check_mux(void)
+static int __init i8042_check_mux(void)
{
unsigned char mux_version;
@@ -570,10 +570,10 @@ static int __devinit i8042_check_mux(void)
/*
* The following is used to test AUX IRQ delivery.
*/
-static struct completion i8042_aux_irq_delivered __devinitdata;
-static bool i8042_irq_being_tested __devinitdata;
+static struct completion i8042_aux_irq_delivered __initdata;
+static bool i8042_irq_being_tested __initdata;
-static irqreturn_t __devinit i8042_aux_test_irq(int irq, void *dev_id)
+static irqreturn_t __init i8042_aux_test_irq(int irq, void *dev_id)
{
unsigned long flags;
unsigned char str, data;
@@ -598,7 +598,7 @@ static irqreturn_t __devinit i8042_aux_test_irq(int irq, void *dev_id)
* verifies success by readinng CTR. Used when testing for presence of AUX
* port.
*/
-static int __devinit i8042_toggle_aux(bool on)
+static int __init i8042_toggle_aux(bool on)
{
unsigned char param;
int i;
@@ -626,7 +626,7 @@ static int __devinit i8042_toggle_aux(bool on)
* the presence of an AUX interface.
*/
-static int __devinit i8042_check_aux(void)
+static int __init i8042_check_aux(void)
{
int retval = -1;
bool irq_registered = false;
@@ -1060,7 +1060,7 @@ static void i8042_shutdown(struct platform_device *dev)
i8042_controller_reset();
}
-static int __devinit i8042_create_kbd_port(void)
+static int __init i8042_create_kbd_port(void)
{
struct serio *serio;
struct i8042_port *port = &i8042_ports[I8042_KBD_PORT_NO];
@@ -1085,7 +1085,7 @@ static int __devinit i8042_create_kbd_port(void)
return 0;
}
-static int __devinit i8042_create_aux_port(int idx)
+static int __init i8042_create_aux_port(int idx)
{
struct serio *serio;
int port_no = idx < 0 ? I8042_AUX_PORT_NO : I8042_MUX_PORT_NO + idx;
@@ -1117,13 +1117,13 @@ static int __devinit i8042_create_aux_port(int idx)
return 0;
}
-static void __devinit i8042_free_kbd_port(void)
+static void __init i8042_free_kbd_port(void)
{
kfree(i8042_ports[I8042_KBD_PORT_NO].serio);
i8042_ports[I8042_KBD_PORT_NO].serio = NULL;
}
-static void __devinit i8042_free_aux_ports(void)
+static void __init i8042_free_aux_ports(void)
{
int i;
@@ -1133,7 +1133,7 @@ static void __devinit i8042_free_aux_ports(void)
}
}
-static void __devinit i8042_register_ports(void)
+static void __init i8042_register_ports(void)
{
int i;
@@ -1171,7 +1171,7 @@ static void i8042_free_irqs(void)
i8042_aux_irq_registered = i8042_kbd_irq_registered = false;
}
-static int __devinit i8042_setup_aux(void)
+static int __init i8042_setup_aux(void)
{
int (*aux_enable)(void);
int error;
@@ -1212,7 +1212,7 @@ static int __devinit i8042_setup_aux(void)
return error;
}
-static int __devinit i8042_setup_kbd(void)
+static int __init i8042_setup_kbd(void)
{
int error;
@@ -1239,7 +1239,7 @@ static int __devinit i8042_setup_kbd(void)
return error;
}
-static int __devinit i8042_probe(struct platform_device *dev)
+static int __init i8042_probe(struct platform_device *dev)
{
int error;
@@ -1299,7 +1299,6 @@ static struct platform_driver i8042_driver = {
.pm = &i8042_pm_ops,
#endif
},
- .probe = i8042_probe,
.remove = __devexit_p(i8042_remove),
.shutdown = i8042_shutdown,
};
@@ -1318,28 +1317,28 @@ static int __init i8042_init(void)
if (err)
goto err_platform_exit;
- err = platform_driver_register(&i8042_driver);
- if (err)
- goto err_platform_exit;
-
i8042_platform_device = platform_device_alloc("i8042", -1);
if (!i8042_platform_device) {
err = -ENOMEM;
- goto err_unregister_driver;
+ goto err_platform_exit;
}
err = platform_device_add(i8042_platform_device);
if (err)
goto err_free_device;
+ err = platform_driver_probe(&i8042_driver, i8042_probe);
+ if (err)
+ goto err_del_device;
+
panic_blink = i8042_panic_blink;
return 0;
+ err_del_device:
+ platform_device_del(i8042_platform_device);
err_free_device:
platform_device_put(i8042_platform_device);
- err_unregister_driver:
- platform_driver_unregister(&i8042_driver);
err_platform_exit:
i8042_platform_exit();
@@ -1348,8 +1347,8 @@ static int __init i8042_init(void)
static void __exit i8042_exit(void)
{
- platform_device_unregister(i8042_platform_device);
platform_driver_unregister(&i8042_driver);
+ platform_device_unregister(i8042_platform_device);
i8042_platform_exit();
panic_blink = NULL;