From 740b2f03f80e8f50c3f96309bc123bea040de8d0 Mon Sep 17 00:00:00 2001 From: fengqi Date: Thu, 16 Feb 2023 16:48:30 +0800 Subject: [PATCH] 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: fengqi Reviewed-by: Greg Kroah-Hartman Signed-off-by: Jiri Kosina --- drivers/hid/hid-input.c | 10 ++++++++++ include/linux/hid.h | 1 + 2 files changed, 11 insertions(+) diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 7fc9679..fbf5db9 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -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); diff --git a/include/linux/hid.h b/include/linux/hid.h index 1ea8c7a..bff9f45 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -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 -- 2.7.4