695 lines
16 KiB
C
695 lines
16 KiB
C
/* $NetBSD: j6x0tp.c,v 1.23 2009/04/05 02:19:57 uwe Exp $ */
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/*
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* Copyright (c) 2003 Valeriy E. Ushakov
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: j6x0tp.c,v 1.23 2009/04/05 02:19:57 uwe Exp $");
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <sys/systm.h>
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#include <sys/callout.h>
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#include "opt_j6x0tp.h"
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wsmousevar.h>
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#include <dev/wscons/wskbdvar.h>
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#include <dev/wscons/wsksymvar.h>
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#include <dev/wscons/wsksymdef.h>
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#include <dev/hpc/hpctpanelvar.h>
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#include <machine/platid.h>
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#include <machine/platid_mask.h>
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#include <machine/intr.h>
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#include <sh3/exception.h>
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#include <sh3/intcreg.h>
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#include <sh3/pfcreg.h>
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#include <sh3/adcreg.h>
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#include <sh3/dev/adcvar.h>
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#if 0 /* XXX: disabled in favor of local version that uses printf_nolog */
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#define DPRINTF_ENABLE
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#define DPRINTF_DEBUG j6x0tp_debug
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#define DPRINTF_LEVEL 0
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#include <machine/debug.h>
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#else
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#ifdef J6X0TP_DEBUG
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volatile int j6x0tp_debug = 0;
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#define DPRINTF_PRINTF printf_nolog
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#define DPRINTF(arg) if (j6x0tp_debug) DPRINTF_PRINTF arg
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#define DPRINTFN(n, arg) if (j6x0tp_debug > (n)) DPRINTF_PRINTF arg
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#else
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#define DPRINTF(arg) ((void)0)
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#define DPRINTFN(n, arg) ((void)0)
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#endif
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#endif
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/*
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* PFC bits pertinent to Jornada 6x0 touchpanel
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*/
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#define PHDR_TP_PEN_DOWN 0x08
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#define SCPDR_TP_SCAN_ENABLE 0x20
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#define SCPDR_TP_SCAN_Y 0x02
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#define SCPDR_TP_SCAN_X 0x01
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/*
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* A/D converter channels to get x/y from
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*/
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#define ADC_CHANNEL_TP_Y 1
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#define ADC_CHANNEL_TP_X 2
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/*
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* Default (read: my device :) raw X/Y values for framebuffer edges.
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* XXX: defopt these?
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*/
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#define J6X0TP_FB_LEFT 38
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#define J6X0TP_FB_RIGHT 950
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#define J6X0TP_FB_TOP 80
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#define J6X0TP_FB_BOTTOM 900
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/*
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* Bottom of the n'th hard icon (n = 1..4)
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*/
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#define J6X0TP_HARD_ICON_MAX_Y(n) \
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(J6X0TP_FB_TOP + ((J6X0TP_FB_BOTTOM - J6X0TP_FB_TOP) / 4) * (n))
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struct j6x0tp_softc {
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device_t sc_dev;
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#define J6X0TP_WSMOUSE_ENABLED 0x01
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#define J6X0TP_WSKBD_ENABLED 0x02
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int sc_enabled;
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int sc_hard_icon;
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struct callout sc_touch_ch;
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device_t sc_wsmousedev;
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device_t sc_wskbddev;
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struct tpcalib_softc sc_tpcalib; /* calibration info for wsmouse */
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};
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/* config machinery */
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static int j6x0tp_match(device_t, cfdata_t, void *);
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static void j6x0tp_attach(device_t, device_t, void *);
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/* wsmouse accessops */
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static int j6x0tp_wsmouse_enable(void *);
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static int j6x0tp_wsmouse_ioctl(void *, u_long, void *, int, lwp_t *);
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static void j6x0tp_wsmouse_disable(void *);
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/* wskbd accessops */
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static int j6x0tp_wskbd_enable(void *, int);
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static void j6x0tp_wskbd_set_leds(void *, int);
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static int j6x0tp_wskbd_ioctl(void *, u_long, void *, int, lwp_t *);
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/* internal driver routines */
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static void j6x0tp_enable(struct j6x0tp_softc *);
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static void j6x0tp_disable(struct j6x0tp_softc *);
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static int j6x0tp_enable_child(struct j6x0tp_softc *, int, int);
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static int j6x0tp_intr(void *);
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static void j6x0tp_start_polling(void *);
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static void j6x0tp_stop_polling(struct j6x0tp_softc *);
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static void j6x0tp_callout_wsmouse(void *);
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static void j6x0tp_callout_wskbd(void *);
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static void j6x0tp_wsmouse_input(struct j6x0tp_softc *, int, int);
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static void j6x0tp_get_raw_xy(int *, int *);
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static int j6x0tp_get_hard_icon(int, int);
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static const struct wsmouse_accessops j6x0tp_accessops = {
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j6x0tp_wsmouse_enable,
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j6x0tp_wsmouse_ioctl,
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j6x0tp_wsmouse_disable
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};
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static const struct wsmouse_calibcoords j6x0tp_default_calib = {
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0, 0, 639, 239,
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4,
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{{ J6X0TP_FB_LEFT, J6X0TP_FB_TOP, 0, 0 },
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{ J6X0TP_FB_RIGHT, J6X0TP_FB_TOP, 639, 0 },
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{ J6X0TP_FB_LEFT, J6X0TP_FB_BOTTOM, 0, 239 },
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{ J6X0TP_FB_RIGHT, J6X0TP_FB_BOTTOM, 639, 239 }}
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};
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static const struct wskbd_accessops j6x0tp_wskbd_accessops = {
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j6x0tp_wskbd_enable,
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j6x0tp_wskbd_set_leds,
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j6x0tp_wskbd_ioctl
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};
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#ifndef J6X0TP_SETTINGS_ICON_KEYSYM
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#define J6X0TP_SETTINGS_ICON_KEYSYM KS_Home
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#endif
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#ifndef J6X0TP_PGUP_ICON_KEYSYM
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#define J6X0TP_PGUP_ICON_KEYSYM KS_Prior
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#endif
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#ifndef J6X0TP_PGDN_ICON_KEYSYM
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#define J6X0TP_PGDN_ICON_KEYSYM KS_Next
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#endif
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#ifndef J6X0TP_SWITCH_ICON_KEYSYM
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#define J6X0TP_SWITCH_ICON_KEYSYM KS_End
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#endif
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static const keysym_t j6x0tp_wskbd_keydesc[] = {
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KS_KEYCODE(1), J6X0TP_SETTINGS_ICON_KEYSYM,
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KS_KEYCODE(2), J6X0TP_PGUP_ICON_KEYSYM,
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KS_KEYCODE(3), J6X0TP_PGDN_ICON_KEYSYM,
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KS_KEYCODE(4), J6X0TP_SWITCH_ICON_KEYSYM
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};
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static const struct wscons_keydesc j6x0tp_wskbd_keydesctab[] = {
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{ KB_US, 0,
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sizeof(j6x0tp_wskbd_keydesc)/sizeof(keysym_t),
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j6x0tp_wskbd_keydesc
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},
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{0, 0, 0, 0}
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};
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static const struct wskbd_mapdata j6x0tp_wskbd_keymapdata = {
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j6x0tp_wskbd_keydesctab, KB_US
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};
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CFATTACH_DECL_NEW(j6x0tp, sizeof(struct j6x0tp_softc),
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j6x0tp_match, j6x0tp_attach, NULL, NULL);
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static int
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j6x0tp_match(device_t parent, cfdata_t cf, void *aux)
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{
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/*
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* XXX: platid_mask_MACH_HP_LX also matches 360LX. It's not
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* confirmed whether touch panel in 360LX is connected this
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* way. We may need to regroup platid masks.
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*/
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if (!platid_match(&platid, &platid_mask_MACH_HP_JORNADA_6XX)
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&& !platid_match(&platid, &platid_mask_MACH_HP_LX))
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return (0);
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if (strcmp(cf->cf_name, "j6x0tp") != 0)
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return (0);
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return (1);
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}
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static void
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j6x0tp_attach(device_t parent, device_t self, void *aux)
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{
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struct j6x0tp_softc *sc;
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struct wsmousedev_attach_args wsma;
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struct wskbddev_attach_args wska;
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aprint_naive("\n");
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aprint_normal("\n");
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sc = device_private(self);
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sc->sc_dev = self;
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sc->sc_enabled = 0;
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sc->sc_hard_icon = 0;
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/* touch-panel as a pointing device */
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wsma.accessops = &j6x0tp_accessops;
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wsma.accesscookie = sc;
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sc->sc_wsmousedev = config_found_ia(self, "wsmousedev", &wsma,
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wsmousedevprint);
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if (sc->sc_wsmousedev == NULL)
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return;
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/* on-screen "hard icons" as a keyboard device */
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wska.console = 0;
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wska.keymap = &j6x0tp_wskbd_keymapdata;
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wska.accessops = &j6x0tp_wskbd_accessops;
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wska.accesscookie = sc;
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sc->sc_wskbddev = config_found_ia(self, "wskbddev", &wska,
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wskbddevprint);
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/* init calibration, set default parameters */
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tpcalib_init(&sc->sc_tpcalib);
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tpcalib_ioctl(&sc->sc_tpcalib, WSMOUSEIO_SCALIBCOORDS,
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(void *)__UNCONST(&j6x0tp_default_calib), 0, 0);
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/* used when in polling mode */
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callout_init(&sc->sc_touch_ch, 0);
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/* establish interrupt handler, but disable until opened */
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intc_intr_establish(SH7709_INTEVT2_IRQ3, IST_EDGE, IPL_TTY,
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j6x0tp_intr, sc);
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intc_intr_disable(SH7709_INTEVT2_IRQ3);
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if (!pmf_device_register(self, NULL, NULL))
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aprint_error_dev(self, "unable to establish power handler\n");
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}
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/*
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* Enable touch panel: we start in interrupt mode.
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* Must be called as spltty().
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*/
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static void
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j6x0tp_enable(struct j6x0tp_softc *sc)
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{
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DPRINTFN(2, ("%s: enable\n", device_xname(sc->sc_dev)));
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intc_intr_enable(SH7709_INTEVT2_IRQ3);
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}
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/*
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* Disable touch panel: disable interrupt, cancel pending callout.
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* Must be called as spltty().
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*/
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static void
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j6x0tp_disable(struct j6x0tp_softc *sc)
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{
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DPRINTFN(2, ("%s: disable\n", device_xname(sc->sc_dev)));
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intc_intr_disable(SH7709_INTEVT2_IRQ3);
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callout_stop(&sc->sc_touch_ch);
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}
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static int
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j6x0tp_enable_child(struct j6x0tp_softc *sc, int child, int on)
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{
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int s = spltty();
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if (on) {
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if (!sc->sc_enabled)
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j6x0tp_enable(sc);
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sc->sc_enabled |= child;
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} else {
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sc->sc_enabled &= ~child;
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if (!sc->sc_enabled)
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j6x0tp_disable(sc);
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}
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splx(s);
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return (0);
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}
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static int
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j6x0tp_wsmouse_enable(void *arg)
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{
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struct j6x0tp_softc *sc = arg;
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DPRINTFN(1, ("%s: wsmouse enable\n", device_xname(sc->sc_dev)));
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return (j6x0tp_enable_child(sc, J6X0TP_WSMOUSE_ENABLED, 1));
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}
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static void
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j6x0tp_wsmouse_disable(void *arg)
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{
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struct j6x0tp_softc *sc = arg;
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DPRINTFN(1, ("%s: wsmouse disable\n", device_xname(sc->sc_dev)));
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j6x0tp_enable_child(sc, J6X0TP_WSMOUSE_ENABLED, 0);
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}
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static int
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j6x0tp_wskbd_enable(void *arg, int on)
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{
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struct j6x0tp_softc *sc = arg;
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DPRINTFN(1, ("%s: wskbd %sable\n", device_xname(sc->sc_dev),
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on ? "en" : "dis"));
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return (j6x0tp_enable_child(sc, J6X0TP_WSKBD_ENABLED, on));
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}
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static int
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j6x0tp_intr(void *arg)
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{
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struct j6x0tp_softc *sc = arg;
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uint8_t irr0;
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uint8_t phdr, touched;
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unsigned int steady, tremor_timeout;
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irr0 = _reg_read_1(SH7709_IRR0);
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if ((irr0 & IRR0_IRQ3) == 0) {
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#ifdef DIAGNOSTIC
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printf("%s: irr0 %02x?\n", device_xname(sc->sc_dev), irr0);
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#endif
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return (0);
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}
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if (!sc->sc_enabled) {
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DPRINTFN(1, ("%s: intr: !sc_enabled\n",
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device_xname(sc->sc_dev)));
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intc_intr_disable(SH7709_INTEVT2_IRQ3);
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goto served;
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}
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/*
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* Number of times the "touched" bit should be read
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* consecutively.
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*/
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# define TREMOR_THRESHOLD 0x300
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steady = 0;
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tremor_timeout = TREMOR_THRESHOLD * 16; /* XXX: arbitrary */
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touched = PHDR_TP_PEN_DOWN; /* we start with "touched" state */
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do {
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phdr = _reg_read_1(SH7709_PHDR);
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if ((phdr & PHDR_TP_PEN_DOWN) == touched)
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++steady;
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else {
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steady = 0;
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touched = phdr & PHDR_TP_PEN_DOWN;
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}
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if (--tremor_timeout == 0) {
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DPRINTF(("%s: tremor timeout!\n",
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device_xname(sc->sc_dev)));
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goto served;
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}
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} while (steady < TREMOR_THRESHOLD);
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if (touched) {
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intc_intr_disable(SH7709_INTEVT2_IRQ3);
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/*
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* ADC readings are not stable yet, so schedule
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* callout instead of accessing ADC from the interrupt
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* handler only to immediately delay().
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*/
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callout_reset(&sc->sc_touch_ch, hz/32,
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j6x0tp_start_polling, sc);
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} else
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DPRINTFN(1, ("%s: tremor\n", device_xname(sc->sc_dev)));
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served:
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/* clear the interrupt (XXX: protect access?) */
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_reg_write_1(SH7709_IRR0, irr0 & ~IRR0_IRQ3);
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return (1);
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}
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/*
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* Called from the interrupt handler at spltty() upon first touch.
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* Decide if we are going to report this touch as a mouse click/drag
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* or as a key press.
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*/
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static void
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j6x0tp_start_polling(void *arg)
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{
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struct j6x0tp_softc *sc = arg;
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uint8_t phdr;
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int do_mouse, do_kbd;
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int rawx, rawy;
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int icon;
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phdr = _reg_read_1(SH7709_PHDR);
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if ((phdr & PHDR_TP_PEN_DOWN) == 0) {
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DPRINTFN(2, ("%s: start: pen is not down\n",
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device_xname(sc->sc_dev)));
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j6x0tp_stop_polling(sc);
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}
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j6x0tp_get_raw_xy(&rawx, &rawy);
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DPRINTFN(2, ("%s: start: %4d %4d -> ",
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device_xname(sc->sc_dev), rawx, rawy));
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do_mouse = sc->sc_enabled & J6X0TP_WSMOUSE_ENABLED;
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#ifdef J6X0TP_WSMOUSE_EXCLUSIVE
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if (do_mouse)
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do_kbd = 0;
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else
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#endif
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do_kbd = sc->sc_enabled & J6X0TP_WSKBD_ENABLED;
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icon = 0;
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if (do_kbd)
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icon = j6x0tp_get_hard_icon(rawx, rawy);
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if (icon != 0) {
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DPRINTFN(2, ("icon %d\n", icon));
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sc->sc_hard_icon = icon;
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wskbd_input(sc->sc_wskbddev, WSCONS_EVENT_KEY_DOWN, icon);
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callout_reset(&sc->sc_touch_ch, hz/32,
|
|
j6x0tp_callout_wskbd, sc);
|
|
} else if (do_mouse) {
|
|
DPRINTFN(2, ("mouse\n"));
|
|
j6x0tp_wsmouse_input(sc, rawx, rawy);
|
|
callout_reset(&sc->sc_touch_ch, hz/32,
|
|
j6x0tp_callout_wsmouse, sc);
|
|
} else {
|
|
DPRINTFN(2, ("ignore\n"));
|
|
j6x0tp_stop_polling(sc);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Re-enable touch panel interrupt.
|
|
* Called as spltty() when polling code detects pen-up.
|
|
*/
|
|
static void
|
|
j6x0tp_stop_polling(struct j6x0tp_softc *sc)
|
|
{
|
|
uint8_t irr0;
|
|
|
|
DPRINTFN(2, ("%s: stop\n", device_xname(sc->sc_dev)));
|
|
|
|
/* clear pending interrupt signal before re-enabling the interrupt */
|
|
irr0 = _reg_read_1(SH7709_IRR0);
|
|
if ((irr0 & IRR0_IRQ3) != 0)
|
|
_reg_write_1(SH7709_IRR0, irr0 & ~IRR0_IRQ3);
|
|
|
|
intc_intr_enable(SH7709_INTEVT2_IRQ3);
|
|
}
|
|
|
|
|
|
/*
|
|
* We are reporting this touch as a keyboard event.
|
|
* Poll touch screen waiting for pen-up.
|
|
*/
|
|
static void
|
|
j6x0tp_callout_wskbd(void *arg)
|
|
{
|
|
struct j6x0tp_softc *sc = arg;
|
|
uint8_t phdr;
|
|
int s;
|
|
|
|
s = spltty();
|
|
|
|
if (!sc->sc_enabled) {
|
|
DPRINTFN(1, ("%s: wskbd callout: !sc_enabled\n",
|
|
device_xname(sc->sc_dev)));
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
phdr = _reg_read_1(SH7709_PHDR);
|
|
if ((phdr & PHDR_TP_PEN_DOWN) != 0) {
|
|
/*
|
|
* Pen is still down, continue polling. Wskbd's
|
|
* auto-repeat takes care of repeating the key.
|
|
*/
|
|
callout_schedule(&sc->sc_touch_ch, hz/32);
|
|
} else {
|
|
wskbd_input(sc->sc_wskbddev,
|
|
WSCONS_EVENT_KEY_UP, sc->sc_hard_icon);
|
|
j6x0tp_stop_polling(sc);
|
|
}
|
|
splx(s);
|
|
}
|
|
|
|
|
|
/*
|
|
* We are reporting this touch as a mouse click/drag.
|
|
*/
|
|
static void
|
|
j6x0tp_callout_wsmouse(void *arg)
|
|
{
|
|
struct j6x0tp_softc *sc = arg;
|
|
uint8_t phdr;
|
|
int rawx, rawy;
|
|
int s;
|
|
|
|
s = spltty();
|
|
|
|
if (!sc->sc_enabled) {
|
|
DPRINTFN(1, ("%s: wsmouse callout: !sc_enabled\n",
|
|
device_xname(sc->sc_dev)));
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
phdr = _reg_read_1(SH7709_PHDR);
|
|
if ((phdr & PHDR_TP_PEN_DOWN) != 0) {
|
|
j6x0tp_get_raw_xy(&rawx, &rawy);
|
|
j6x0tp_wsmouse_input(sc, rawx, rawy); /* mouse dragged */
|
|
callout_schedule(&sc->sc_touch_ch, hz/32);
|
|
} else {
|
|
wsmouse_input(sc->sc_wsmousedev, 0, 0, 0, 0, 0, /* button up */
|
|
WSMOUSE_INPUT_DELTA);
|
|
j6x0tp_stop_polling(sc);
|
|
}
|
|
splx(s);
|
|
}
|
|
|
|
|
|
/*
|
|
* Report mouse click/drag.
|
|
*/
|
|
static void
|
|
j6x0tp_wsmouse_input(struct j6x0tp_softc *sc, int rawx, int rawy)
|
|
{
|
|
int x, y;
|
|
|
|
tpcalib_trans(&sc->sc_tpcalib, rawx, rawy, &x, &y);
|
|
|
|
DPRINTFN(3, ("%s: %4d %4d -> %3d %3d\n",
|
|
device_xname(sc->sc_dev), rawx, rawy, x, y));
|
|
|
|
wsmouse_input(sc->sc_wsmousedev,
|
|
1, /* button */
|
|
x, y, 0, 0,
|
|
WSMOUSE_INPUT_ABSOLUTE_X | WSMOUSE_INPUT_ABSOLUTE_Y);
|
|
}
|
|
|
|
|
|
/*
|
|
* Read raw X/Y coordinates from the ADC.
|
|
* XXX: protect accesses to SCPDR?
|
|
*/
|
|
static void
|
|
j6x0tp_get_raw_xy(int *rawxp, int *rawyp)
|
|
{
|
|
uint8_t scpdr;
|
|
|
|
/* Y axis */
|
|
scpdr = _reg_read_1(SH7709_SCPDR);
|
|
scpdr |= SCPDR_TP_SCAN_ENABLE;
|
|
scpdr &= ~SCPDR_TP_SCAN_Y; /* pull low to scan */
|
|
_reg_write_1(SH7709_SCPDR, scpdr);
|
|
delay(10);
|
|
|
|
*rawyp = adc_sample_channel(ADC_CHANNEL_TP_Y);
|
|
|
|
/* X axis */
|
|
scpdr = _reg_read_1(SH7709_SCPDR);
|
|
scpdr |= SCPDR_TP_SCAN_Y;
|
|
scpdr &= ~SCPDR_TP_SCAN_X; /* pull low to scan */
|
|
_reg_write_1(SH7709_SCPDR, scpdr);
|
|
delay(10);
|
|
|
|
*rawxp = adc_sample_channel(ADC_CHANNEL_TP_X);
|
|
|
|
/* restore SCPDR */
|
|
scpdr = _reg_read_1(SH7709_SCPDR);
|
|
scpdr |= SCPDR_TP_SCAN_X;
|
|
scpdr &= ~SCPDR_TP_SCAN_ENABLE;
|
|
_reg_write_1(SH7709_SCPDR, scpdr);
|
|
}
|
|
|
|
|
|
/*
|
|
* Check if the (rawx, rawy) is inside one of the 4 hard icons.
|
|
* Return the icon number 1..4, or 0 if not inside an icon.
|
|
*/
|
|
static int
|
|
j6x0tp_get_hard_icon(int rawx, int rawy)
|
|
{
|
|
if (rawx <= J6X0TP_FB_RIGHT)
|
|
return (0);
|
|
|
|
if (rawy < J6X0TP_HARD_ICON_MAX_Y(1))
|
|
return (1);
|
|
else if (rawy < J6X0TP_HARD_ICON_MAX_Y(2))
|
|
return (2);
|
|
else if (rawy < J6X0TP_HARD_ICON_MAX_Y(3))
|
|
return (3);
|
|
else
|
|
return (4);
|
|
}
|
|
|
|
|
|
static int
|
|
j6x0tp_wsmouse_ioctl(void *arg, u_long cmd, void *data, int flag, lwp_t *l)
|
|
{
|
|
struct j6x0tp_softc *sc = arg;
|
|
|
|
return hpc_tpanel_ioctl(&sc->sc_tpcalib, cmd, data, flag, l);
|
|
}
|
|
|
|
|
|
static int
|
|
j6x0tp_wskbd_ioctl(void *arg, u_long cmd, void *data, int flag, lwp_t *l)
|
|
{
|
|
/* struct j6x0tp_softc *sc = arg; */
|
|
|
|
switch (cmd) {
|
|
case WSKBDIO_GTYPE:
|
|
*(int *)data = WSKBD_TYPE_HPC_BTN; /* may be use new type? */
|
|
return (0);
|
|
|
|
case WSKBDIO_GETLEDS:
|
|
*(int *)data = 0;
|
|
return (0);
|
|
|
|
default:
|
|
return (EPASSTHROUGH);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
j6x0tp_wskbd_set_leds(void *arg, int leds)
|
|
{
|
|
|
|
/* nothing to do*/
|
|
return;
|
|
}
|