Commit 740b2f03 authored by fengqi's avatar fengqi Committed by Jiri Kosina
Browse files

HID: add KEY_CAMERA_FOCUS event in HID 



Our HID device need KEY_CAMERA_FOCUS event to control camera,
but this event is non-existent in current HID driver.
So we add this event in hid-input.c.

Signed-off-by: default avatarfengqi <fengqi@xiaomi.com>
Reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 2653e3fe

drivers/hid/hid-input.c

+10 −0
Original line number Diff line number Diff line
@@ -1261,6 +1261,16 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel 
			return;

		}

		goto unknown;

	case HID_UP_CAMERA:

		switch (usage->hid & HID_USAGE) {

		case 0x020:

			map_key_clear(KEY_CAMERA_FOCUS);	break;

		case 0x021:

			map_key_clear(KEY_CAMERA);		break;

		default:

			goto ignore;

		}

		break;



	case HID_UP_HPVENDOR:	/* Reported on a Dutch layout HP5308 */

		set_bit(EV_REP, input->evbit);

include/linux/hid.h

+1 −0
Original line number Diff line number Diff line
@@ -156,6 +156,7 @@ struct hid_item { 
#define HID_UP_DIGITIZER	0x000d0000

#define HID_UP_PID		0x000f0000

#define HID_UP_BATTERY		0x00850000

#define HID_UP_CAMERA		0x00900000

#define HID_UP_HPVENDOR         0xff7f0000

#define HID_UP_HPVENDOR2        0xff010000

#define HID_UP_MSVENDOR		0xff000000