platform/x86: dell-wmi: Ignore keyboard backlight change KBD_LED_AUTO_TOKEN

There's a wmi event generated by dell-wmi when pressing keyboard backlight
toggle key:
[1224178.355650] dell_wmi: Unknown key with type 0x0011 and code 0x01e3 pressed

This event is for notification purposes, let's ignore it.

Signed-off-by: Rhys Kidd <rhyskidd@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index d9cd59d60b66..31a092e049a0 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -313,6 +313,7 @@ static const struct key_entry dell_wmi_keymap_type_0011[] = {
         /* Keyboard backlight level changed */
         { KE_IGNORE, 0x01e1, { KEY_RESERVED } },
         { KE_IGNORE, 0x01e2, { KEY_RESERVED } },
+        { KE_IGNORE, 0x01e3, { KEY_RESERVED } },
         { KE_IGNORE, 0x02ea, { KEY_RESERVED } },
         { KE_IGNORE, 0x02eb, { KEY_RESERVED } },
         { KE_IGNORE, 0x02ec, { KEY_RESERVED } },