Re: [PATCH] HID: hid-input: Add eraser usage to hidinput_configure_usage

Some tablets report eraser usage to indicate the eraser tool. But,
hidinput_configure_usage doesn't support it, which led the usage
falls into default as ABS_MISC.

Signed-off-by: Ping Cheng <ping.cheng@wacom.com>
---
 drivers/hid/hid-input.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 199f6a01fc62..4d36b08494fd 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c

@@ -797,6 +797,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                        map_key_clear(BTN_STYLUS);
                        break;

+               case 0x45: /* ERASER */
+                       map_key_clear(BTN_TOUCH);