hid: Port multitouch hmt(4) driver to hidbus and attach to build

Reviewed by:	hselasky
Differential revision:	https://reviews.freebsd.org/D27990

share/man/man4/Makefile

@@ -183,6 +183,7 @@ MAN=	aac.4 \
 	hidbus.4 \
 	hidquirk.4 \
 	hifn.4 \
+	hmt.4 \
 	hpet.4 \
 	${_hpt27xx.4} \
 	${_hptiop.4} \

share/man/man4/hmt.4

@@ -1,4 +1,4 @@
-.\" Copyright (c) 2014-2017 Vladimir Kondratyev <wulf@FreeBSD.org>
+.\" Copyright (c) 2014-2020 Vladimir Kondratyev <wulf@FreeBSD.org>
 .\" All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
@@ -24,32 +24,34 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd August 19, 2017
-.Dt WMT 4
+.Dd August 11, 2020
+.Dt HMT 4
 .Os
 .Sh NAME
-.Nm wmt
-.Nd MS Windows 7/8/10 - compatible USB HID multi-touch device driver
+.Nm hmt
+.Nd MS Windows 7/8/10 - compatible HID multi-touch device driver
 .Sh SYNOPSIS
 To compile this driver into the kernel, place the following lines into
 your kernel configuration file:
 .Bd -ragged -offset indent
-.Cd "device wmt"
-.Cd "device usb"
+.Cd "device hmt"
+.Cd "device hidbus"
 .Cd "device hid"
+.Cd "device hconf"
 .Cd "device evdev"
+
 .Ed
 .Pp
 Alternatively, to load the driver as a
 module at boot time, place the following line in
 .Xr loader.conf 5 :
 .Bd -literal -offset indent
-wmt_load="YES"
+hmt_load="YES"
 .Ed
 .Sh DESCRIPTION
 The
 .Nm
-driver provides support for the MS Windows 7/8/10 - compatible USB HID
+driver provides support for the MS Windows 7/8/10 - compatible HID
 multi-touch devices found in many laptops.
 .Pp
 To get multi-touch device working in
@@ -62,7 +64,7 @@ creates a pseudo-device file,
 .Pa /dev/input/eventX
 which presents the multi-touch device as an input event device.
 .Sh SEE ALSO
-.Xr usb 4 ,
+.Xr hid 4 ,
 .Xr loader.conf 5 ,
 .Xr xorg.conf 5 Pq Pa ports/x11/xorg ,
 .Xr evdev 4 Pq Pa ports/x11-drivers/xf86-input-evdev .
@@ -75,7 +77,4 @@ driver was written by
 .Sh BUGS
 .Nm
 cannot act like
-.Xr sysmouse 4 ,
-as
 .Xr sysmouse 4
-does not support absolute motion events.

sys/conf/files

@@ -1820,6 +1820,7 @@ dev/hid/hid.c			optional hid
 dev/hid/hid_if.m		optional hid
 dev/hid/hidbus.c		optional hidbus
 dev/hid/hidquirk.c		optional hid
+dev/hid/hmt.c			optional hmt hconf
 dev/hifn/hifn7751.c		optional hifn
 dev/hptiop/hptiop.c		optional hptiop scbus
 dev/hwpmc/hwpmc_logging.c	optional hwpmc

sys/modules/hid/Makefile

@@ -6,6 +6,7 @@ SUBDIR = \
 	hidquirk
 
 SUBDIR += \
-	hconf
+	hconf \
+	hmt
 
 .include <bsd.subdir.mk>

sys/modules/hid/hmt/Makefile

@@ -0,0 +1,9 @@
+# $FreeBSD$
+
+.PATH: ${SRCTOP}/sys/dev/hid
+
+KMOD=	hmt
+SRCS=	hmt.c
+SRCS+=	bus_if.h device_if.h
+
+.include <bsd.kmod.mk>