diff options
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/eeepc-laptop.c | 42 |
1 files changed, 25 insertions, 17 deletions
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 5f0eb767e8a6..d07a4c0ec7e9 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -1230,27 +1230,35 @@ static void eeepc_acpi_notify(struct acpi_device *device, u32 event) dev_name(&device->dev), event, count); + /* Brightness events are special */ if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX) { - int old_brightness, new_brightness; - /* Update backlight device. */ - old_brightness = eeepc_backlight_notify(eeepc); - - /* Convert brightness event to keypress (obsolescent hack). */ - new_brightness = event - NOTIFY_BRN_MIN; - - if (new_brightness < old_brightness) { - event = NOTIFY_BRN_MIN; /* brightness down */ - } else if (new_brightness > old_brightness) { - event = NOTIFY_BRN_MAX; /* brightness up */ - } else { - /* - * no change in brightness - already at min/max, - * event will be desired value (or else ignored). - */ + /* Ignore them completely if the acpi video driver is used */ + if (eeepc->backlight_device != NULL) { + int old_brightness, new_brightness; + + /* Update the backlight device. */ + old_brightness = eeepc_backlight_notify(eeepc); + + /* Convert event to keypress (obsolescent hack) */ + new_brightness = event - NOTIFY_BRN_MIN; + + if (new_brightness < old_brightness) { + event = NOTIFY_BRN_MIN; /* brightness down */ + } else if (new_brightness > old_brightness) { + event = NOTIFY_BRN_MAX; /* brightness up */ + } else { + /* + * no change in brightness - already at min/max, + * event will be desired value (or else ignored) + */ + } + eeepc_input_notify(eeepc, event); } + } else { + /* Everything else is a bona-fide keypress event */ + eeepc_input_notify(eeepc, event); } - eeepc_input_notify(eeepc, event); } static void cmsg_quirk(struct eeepc_laptop *eeepc, int cm, const char *name) |