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Input: Mac button emulation - allow compiling as a module

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Not all systems require Mac-style button emulation, however distributions
enable it by default so it is readily available. Allow compiling it as a
module so it can be loaded only on systems that actually require it.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov
2010-01-30 01:44:20 -08:00
parent 99b089c3c3
commit 429722e19d
2 changed files with 16 additions and 5 deletions
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13
drivers/macintosh/mac_hid.c
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@@ -14,6 +14,8 @@
#include <linux/input.h>
#include <linux/module.h>
MODULE_LICENSE("GPL");
static int mouse_emulate_buttons;
static int mouse_button2_keycode = KEY_RIGHTCTRL; /* right control key */
static int mouse_button3_keycode = KEY_RIGHTALT; /* right option key */
@@ -252,7 +254,6 @@ static ctl_table mac_hid_root_dir[] = {
static struct ctl_table_header *mac_hid_sysctl_header;
static int __init mac_hid_init(void)
{
mac_hid_sysctl_header = register_sysctl_table(mac_hid_root_dir);
@@ -261,5 +262,13 @@ static int __init mac_hid_init(void)
return 0;
}
module_init(mac_hid_init);
device_initcall(mac_hid_init);
static void __exit mac_hid_exit(void)
{
unregister_sysctl_table(mac_hid_sysctl_header);
if (mouse_emulate_buttons)
mac_hid_stop_emulation();
}
module_exit(mac_hid_exit);