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[src/trunk]: src/sys/dev/usb a driver for Wacom Intuos drawing tablets, from ...



details:   https://anonhg.NetBSD.org/src/rev/28a8790095e2
branches:  trunk
changeset: 368229:28a8790095e2
user:      macallan <macallan%NetBSD.org@localhost>
date:      Thu Jun 30 06:30:44 2022 +0000

description:
a driver for Wacom Intuos drawing tablets, from Yorick Hardy
this has been sitting in my tree long enough and works fine with the hardware
I have access to

diffstat:

 sys/dev/usb/files.usb |    7 +-
 sys/dev/usb/uintuos.c |  397 ++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 403 insertions(+), 1 deletions(-)

diffs (truncated from 422 to 300 lines):

diff -r 0fa0d8f325ec -r 28a8790095e2 sys/dev/usb/files.usb
--- a/sys/dev/usb/files.usb     Thu Jun 30 01:52:29 2022 +0000
+++ b/sys/dev/usb/files.usb     Thu Jun 30 06:30:44 2022 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.usb,v 1.177 2021/06/29 10:22:37 nia Exp $
+#      $NetBSD: files.usb,v 1.178 2022/06/30 06:30:44 macallan Exp $
 #
 # Config file and device description for machine-independent USB code.
 # Included by ports that need it.  Ports that use it must provide
@@ -182,6 +182,11 @@
 attach uep at usbdevif
 file   dev/usb/uep.c                   uep                     needs-flag
 
+# Wacom Intuos PTS Pen
+device uintuos: wsmousedev, tpcalib
+attach uintuos at uhidbus
+file   dev/usb/uintuos.c                       uintuos
+
 # Cypress microcontroller based serial adapters
 device ucycom: hid
 attach ucycom at uhidbus
diff -r 0fa0d8f325ec -r 28a8790095e2 sys/dev/usb/uintuos.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/usb/uintuos.c     Thu Jun 30 06:30:44 2022 +0000
@@ -0,0 +1,397 @@
+/*     $NetBSD: uintuos.c,v 1.1 2022/06/30 06:30:44 macallan Exp $     */
+
+/*
+ * Copyright (c) 2019 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Yorick Hardy.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ *  Wacom Intuos Pen driver.
+ *  (partially based on uep.c and ums.c)
+ */
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: uintuos.c,v 1.1 2022/06/30 06:30:44 macallan Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/device.h>
+#include <sys/ioctl.h>
+#include <sys/vnode.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbhid.h>
+
+#include <dev/usb/usbdi.h>
+#include <dev/usb/usbdivar.h>
+#include <dev/usb/usbdi_util.h>
+#include <dev/usb/usbdevs.h>
+#include <dev/usb/uhidev.h>
+
+#include <dev/wscons/wsconsio.h>
+#include <dev/wscons/wsmousevar.h>
+#include <dev/wscons/tpcalibvar.h>
+
+struct uintuos_softc {
+       struct uhidev sc_hdev;
+
+       device_t                sc_wsmousedev;  /* wsmouse device */
+       struct tpcalib_softc    sc_tpcalib;     /* calibration */
+
+       u_char sc_enabled;
+       u_char sc_dying;
+};
+
+Static void uintuos_cth490_intr(struct uhidev *, void *, u_int);
+Static void uintuos_ctl6100_intr(struct uhidev *, void *, u_int);
+
+Static int     uintuos_enable(void *);
+Static void    uintuos_disable(void *);
+Static int     uintuos_ioctl(void *, u_long, void *, int, struct lwp *);
+
+const struct wsmouse_accessops uintuos_accessops = {
+       uintuos_enable,
+       uintuos_ioctl,
+       uintuos_disable,
+};
+
+int uintuos_match(device_t, cfdata_t, void *);
+void uintuos_attach(device_t, device_t, void *);
+void uintuos_childdet(device_t, device_t);
+int uintuos_detach(device_t, int);
+int uintuos_activate(device_t, enum devact);
+
+CFATTACH_DECL2_NEW(uintuos, sizeof(struct uintuos_softc), uintuos_match, uintuos_attach,
+    uintuos_detach, uintuos_activate, NULL, uintuos_childdet);
+
+int
+uintuos_match(device_t parent, cfdata_t match, void *aux)
+{
+       struct uhidev_attach_arg *uha = aux;
+
+       if ((uha->uiaa->uiaa_vendor == USB_VENDOR_WACOM) &&
+               (uha->uiaa->uiaa_product == USB_PRODUCT_WACOM_CTH490K0) &&
+               (uha->reportid == 16))
+               return UMATCH_VENDOR_PRODUCT;
+
+       if ((uha->uiaa->uiaa_vendor == USB_VENDOR_WACOM) &&
+               (uha->uiaa->uiaa_product == USB_PRODUCT_WACOM_CTL6100WL) &&
+               (uha->reportid == 16))
+               return UMATCH_VENDOR_PRODUCT;
+
+       return UMATCH_NONE;
+}
+
+void
+uintuos_attach(device_t parent, device_t self, void *aux)
+{
+       struct uintuos_softc *sc = device_private(self);
+       struct uhidev_attach_arg *uha = aux;
+       struct wsmousedev_attach_args a;
+       struct wsmouse_calibcoords default_calib;
+
+       aprint_normal("\n");
+       aprint_naive("\n");
+
+       sc->sc_hdev.sc_dev = self;
+       sc->sc_hdev.sc_parent = uha->parent;
+       sc->sc_hdev.sc_report_id = uha->reportid;
+
+       switch (uha->uiaa->uiaa_product) {
+       case USB_PRODUCT_WACOM_CTH490K0:
+               default_calib.minx = 0,
+               default_calib.miny = 0,
+               default_calib.maxx = 7600,
+               default_calib.maxy = 4750,
+               sc->sc_hdev.sc_intr = uintuos_cth490_intr;
+               break;
+       case USB_PRODUCT_WACOM_CTL6100WL:
+               default_calib.minx = 0,
+               default_calib.miny = 0,
+               default_calib.maxx = 21600,
+               default_calib.maxy = 13471,
+               sc->sc_hdev.sc_intr = uintuos_ctl6100_intr;
+               break;
+       default:
+               sc->sc_hdev.sc_intr = uintuos_cth490_intr;
+               aprint_error_dev(self, "unsupported product\n");
+               break;
+       }
+
+
+       if (!pmf_device_register(self, NULL, NULL))
+               aprint_error_dev(self, "couldn't establish power handler\n");
+
+       a.accessops = &uintuos_accessops;
+       a.accesscookie = sc;
+
+       sc->sc_wsmousedev = config_found(self, &a, wsmousedevprint);
+
+       default_calib.samplelen = WSMOUSE_CALIBCOORDS_RESET,
+       tpcalib_init(&sc->sc_tpcalib);
+       tpcalib_ioctl(&sc->sc_tpcalib, WSMOUSEIO_SCALIBCOORDS,
+               (void *)&default_calib, 0, 0);
+
+       return;
+}
+
+int
+uintuos_detach(device_t self, int flags)
+{
+       struct uintuos_softc *sc = device_private(self);
+       int rv = 0;
+
+       sc->sc_dying = 1;
+
+       if (sc->sc_wsmousedev != NULL)
+               rv = config_detach(sc->sc_wsmousedev, flags);
+
+       pmf_device_deregister(self);
+
+       return rv;
+}
+
+void
+uintuos_childdet(device_t self, device_t child)
+{
+       struct uintuos_softc *sc = device_private(self);
+
+       KASSERT(sc->sc_wsmousedev == child);
+       sc->sc_wsmousedev = NULL;
+}
+
+int
+uintuos_activate(device_t self, enum devact act)
+{
+       struct uintuos_softc *sc = device_private(self);
+
+       switch (act) {
+       case DVACT_DEACTIVATE:
+               sc->sc_dying = 1;
+               return 0;
+       default:
+               return EOPNOTSUPP;
+       }
+}
+
+Static int
+uintuos_enable(void *v)
+{
+       struct uintuos_softc *sc = v;
+       int error;
+
+       if (sc->sc_dying)
+               return EIO;
+
+       if (sc->sc_enabled)
+               return EBUSY;
+
+       sc->sc_enabled = 1;
+
+       error = uhidev_open(&sc->sc_hdev);
+       if (error)
+               sc->sc_enabled = 0;
+
+       return error;
+}
+
+Static void
+uintuos_disable(void *v)
+{
+       struct uintuos_softc *sc = v;
+
+       if (!sc->sc_enabled) {
+               printf("uintuos_disable: not enabled\n");
+               return;
+       }
+
+       sc->sc_enabled = 0;
+       uhidev_close(&sc->sc_hdev);
+}
+
+Static int
+uintuos_ioctl(void *v, u_long cmd, void *data, int flag, struct lwp *l)
+{
+       struct uintuos_softc *sc = v;
+       struct wsmouse_id *id;
+
+       switch (cmd) {
+       case WSMOUSEIO_GTYPE:
+               *(u_int *)data = WSMOUSE_TYPE_TPANEL;
+               return 0;
+
+       case WSMOUSEIO_GETID:
+               id = (struct wsmouse_id *)data;
+               if (id->type != WSMOUSE_ID_TYPE_UIDSTR)
+                       return EINVAL;
+
+               snprintf(id->data, WSMOUSE_ID_MAXLEN, "%s %s %s",
+                       sc->sc_hdev.sc_parent->sc_udev->ud_vendor,
+                       sc->sc_hdev.sc_parent->sc_udev->ud_product,
+                       sc->sc_hdev.sc_parent->sc_udev->ud_serial);
+               id->length = strlen(id->data);
+               return 0;
+
+       case WSMOUSEIO_SCALIBCOORDS:
+       case WSMOUSEIO_GCALIBCOORDS:
+               return tpcalib_ioctl(&sc->sc_tpcalib, cmd, data, flag, l);
+       }
+
+       return EPASSTHROUGH;
+}
+
+void
+uintuos_cth490_intr(struct uhidev *addr, void *ibuf, u_int len)
+{
+       struct uintuos_softc *sc = (struct uintuos_softc *)addr;
+       u_char *p = ibuf;
+       u_int btns = 0;
+       int x = 0, y = 0, z = 0, s;
+
+       if (len != 9) {



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