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HID: add KEY_CAMERA_FOCUS event in HID

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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 <fengqi@xiaomi.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
fengqi 2023-02-16 16:48:30 +08:00 committed by Jiri Kosina
parent 2653e3fe33
commit 740b2f03f8
2 changed files with 11 additions and 0 deletions
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10
drivers/hid/hid-input.c
View File

@ -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);

1
include/linux/hid.h
View File

@ -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