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Commit b88cbd3a authored by Henrik Rydberg's avatar Henrik Rydberg
Browse files

hid: egalax: Correct for device resolution report error 



The firmware of both supported devices report a X/Y maximum of 4095,
whereas in reality, it is eight times larger. Fixed with this patch.

Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
Cc: Stephane Chatty <chatty@enac.fr>
Signed-off-by: default avatarHenrik Rydberg <rydberg@euromail.se>
parent 4a864183

drivers/hid/hid-egalax.c

+2 −0
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ static int egalax_input_mapping(struct hid_device *hdev, struct hid_input *hi, 
	case HID_UP_GENDESK:

		switch (usage->hid) {

		case HID_GD_X:

			field->logical_maximum = 32760;

			hid_map_usage(hi, usage, bit, max,

					EV_ABS, ABS_MT_POSITION_X);

			set_abs(input, ABS_MT_POSITION_X, field, 0);
@@ -61,6 +62,7 @@ static int egalax_input_mapping(struct hid_device *hdev, struct hid_input *hi, 
			set_abs(input, ABS_X, field, 0);

			return 1;

		case HID_GD_Y:

			field->logical_maximum = 32760;

			hid_map_usage(hi, usage, bit, max,

					EV_ABS, ABS_MT_POSITION_Y);

			set_abs(input, ABS_MT_POSITION_Y, field, 0);