diff options
Diffstat (limited to 'drivers/input/serio/i8042.c')
| -rw-r--r-- | drivers/input/serio/i8042.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 509330a27880..cab5a4c5baf5 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -179,8 +179,8 @@ static struct platform_device *i8042_platform_device; static struct notifier_block i8042_kbd_bind_notifier_block; static bool i8042_handle_data(int irq); -static bool (*i8042_platform_filter)(unsigned char data, unsigned char str, - struct serio *serio); +static i8042_filter_t i8042_platform_filter; +static void *i8042_platform_filter_context; void i8042_lock_chip(void) { @@ -194,8 +194,7 @@ void i8042_unlock_chip(void) } EXPORT_SYMBOL(i8042_unlock_chip); -int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, - struct serio *serio)) +int i8042_install_filter(i8042_filter_t filter, void *context) { guard(spinlock_irqsave)(&i8042_lock); @@ -203,12 +202,12 @@ int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str, return -EBUSY; i8042_platform_filter = filter; + i8042_platform_filter_context = context; return 0; } EXPORT_SYMBOL(i8042_install_filter); -int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, - struct serio *port)) +int i8042_remove_filter(i8042_filter_t filter) { guard(spinlock_irqsave)(&i8042_lock); @@ -216,6 +215,7 @@ int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str, return -EINVAL; i8042_platform_filter = NULL; + i8042_platform_filter_context = NULL; return 0; } EXPORT_SYMBOL(i8042_remove_filter); @@ -480,7 +480,10 @@ static bool i8042_filter(unsigned char data, unsigned char str, } } - if (i8042_platform_filter && i8042_platform_filter(data, str, serio)) { + if (!i8042_platform_filter) + return false; + + if (i8042_platform_filter(data, str, serio, i8042_platform_filter_context)) { dbg("Filtered out by platform filter\n"); return true; } |