platform/x86: ideapad-laptop: support Fn+R dual-function key

According to the manual, Fn+R adjusts the display refresh rate.
Map Fn+R to KEY_DISPLAYTOGGLE.

Signed-off-by: Gergo Koteles <soyer@irl.hu>
Link: https://lore.kernel.org/r/0cdbc0e6eb65e160384ae0ed152e7de3ded1d9d5.1707604991.git.soyer@irl.hu
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 88eefccb6ed276a60a3c6d02b03f4716a48aea8f..4c130957f80d13976e228fa36d6c07bd78e1eafb 100644 (file)
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -1091,6 +1091,8 @@ static const struct key_entry ideapad_keymap[] = {
        { KE_KEY,       0x07 | IDEAPAD_WMI_KEY, { KEY_HELP } },
        { KE_KEY,       0x0e | IDEAPAD_WMI_KEY, { KEY_PICKUP_PHONE } },
        { KE_KEY,       0x0f | IDEAPAD_WMI_KEY, { KEY_HANGUP_PHONE } },
+       /* Refresh Rate Toggle (Fn+R) */
+       { KE_KEY,       0x10 | IDEAPAD_WMI_KEY, { KEY_DISPLAYTOGGLE } },
        /* Dark mode toggle */
        { KE_KEY,       0x13 | IDEAPAD_WMI_KEY, { KEY_PROG1 } },
        /* Sound profile switch */