platform/x86: dell-wmi: add new backlight events

Add events with a type of 0x0010 and a code of 0x57 / 0x58,
this silences the following messages being logged on a
Dell Inspiron 5593:

dell_wmi: Unknown key with type 0x0010 and code 0x0057 pressed
dell_wmi: Unknown key with type 0x0010 and code 0x0058 pressed

These are brightness events and will be handled by acpi-video

Signed-off-by: Y Paritcher <y.linux@paritcher.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index c25a428..0b2edfe 100644 (file)
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -255,6 +255,10 @@ static const struct key_entry dell_wmi_keymap_type_0010[] = {
        /* Keyboard backlight change notification */
        { KE_IGNORE, 0x3f, { KEY_RESERVED } },
 
+       /* Backlight brightness level */
+       { KE_KEY,    0x57, { KEY_BRIGHTNESSDOWN } },
+       { KE_KEY,    0x58, { KEY_BRIGHTNESSUP } },
+
        /* Mic mute */
        { KE_KEY, 0x150, { KEY_MICMUTE } },