Commit 505f394f authored Sep 25, 2020 by Dmitry Torokhov Committed by Jiri Kosina Sep 26, 2020

HID: hid-input: fix stylus battery reporting



With commit 4f388217 hid-input started clearing of "ignored" usages
to avoid using garbage that might have been left in them. However
"battery strength" usages should not be ignored, as we do want to
use them.

Fixes: 4f388217 ("HID: hid-input: clear unmapped usages")
Reported-by: Kenneth Albanowski <kenalba@google.com>
Tested-by: Kenneth Albanowski <kenalba@google.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

parent d9216d75

drivers/hid/hid-input.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -797,7 +797,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
		case 0x3b: /* Battery Strength */
		hidinput_setup_battery(device, HID_INPUT_REPORT, field);
		usage->type = EV_PWR;
		goto ignore;
		return;

		case 0x3c: /* Invert */
		map_key_clear(BTN_TOOL_RUBBER);
		@@ -1059,7 +1059,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
		case HID_DC_BATTERYSTRENGTH:
		hidinput_setup_battery(device, HID_INPUT_REPORT, field);
		usage->type = EV_PWR;
		goto ignore;
		return;
		}
		goto unknown;

Admin message