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kern/50261: Please support newer Toshiba laptop hotkeys
>Number: 50261
>Category: kern
>Synopsis: Please support newer Toshiba laptop hotkeys
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Sun Sep 20 08:25:00 +0000 2015
>Originator: Ryo ONODERA
>Release: NetBSD 7.99.21
>Organization:
>Environment:
System: NetBSD brownie.elements.tetera.org 7.99.21 NetBSD 7.99.21 (DTRACE7) #247: Sun Sep 20 17:10:06 JST 2015 ryo_on%brownie.elements.tetera.org@localhost:/usr/world/7.99/amd64/obj/sys/arch/amd64/compile/DTRACE7 amd64
Architecture: x86_64
Machine: amd64
>Description:
The included patch enables LCD backlight toggle and Touchpad/trackpoint
toggle on Toshiba dynabook P63/PS.
>How-To-Repeat:
Apply the included patch.
>Fix:
Index: sys/dev/acpi/valz_acpi.c
===================================================================
RCS file: sys/dev/acpi/valz_acpi.c
diff -N sys/dev/acpi/valz_acpi.c
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ sys/dev/acpi/valz_acpi.c 20 Sep 2015 08:17:14 -0000
@@ -0,0 +1,643 @@
+/* $NetBSD: vald_acpi.c,v 1.4 2010/04/15 07:02:24 jruoho Exp $ */
+
+/*-
+ * Copyright (c) 2002 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Masanori Kanaoka.
+ *
+ * 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.
+ */
+
+/*
+ * Copyright 2001 Bill Sommerfeld.
+ * All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the NetBSD Project by
+ * Wasabi Systems, Inc.
+ * 4. The name of Wasabi Systems, Inc. may not be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
+ * 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.
+ */
+
+/*
+ * ACPI VALZ Driver for Toshiba dynabook R63/PS
+ * This driver is based on vald_acpi.c
+ */
+
+/*
+ * Obtain information of Toshiba "GHCI" Method from next URL.
+ * http://www.buzzard.me.uk/toshiba/docs.html
+ * http://memebeam.org/toys/ToshibaAcpiDriver
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: vald_acpi.c,v 1.4 2010/04/15 07:02:24 jruoho Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <dev/acpi/acpica.h>
+#include <dev/acpi/acpireg.h>
+#include <dev/acpi/acpivar.h>
+
+#define _COMPONENT ACPI_RESOURCE_COMPONENT
+ACPI_MODULE_NAME ("valz_acpi")
+
+#define METHOD_HCI "GHCI"
+#define METHOD_HCI_ENABLE "ENAB"
+
+/* Operations */
+/* Get */
+#define HCI_GET 0xfe00
+#define SCI_CHECK 0xf000
+#define SCI_GET 0xf300
+
+/* Set */
+#define HCI_SET 0xff00
+#define SCI_OPEN 0xf100
+#define SCI_CLOSE 0xf200
+#define SCI_SET 0xf400
+
+/* Return codes */
+#define HCI_SUCCESS 0x0000
+#define HCI_FAILURE 0x1000
+#define HCI_NOT_SUPPORTED 0x8000
+#define HCI_INPUT_ERROR 0x8300
+#define HCI_FIFO_EMPTY 0x8c00
+
+#define SCI_OPENCLOSE_OK 0x0044
+#define SCI_NOT_SUPPORTED 0x8000
+#define SCI_ALREADY_OPEN 0x8100
+#define SCI_NOT_OPEN 0x8200
+#define SCI_NOT_PRESENT 0x8600
+
+/* Functions */
+#define HCI_LCD_BACKLIGHT 0x0002
+#define HCI_ACADAPTOR 0x0003
+#define HCI_SYSTEM_EVENT_FIFO 0x0016
+#define HCI_KBD_BACKLIGHT 0x0017
+#define HCI_DISPLAY_DEV 0x001c
+#define HCI_HOTKEY_EVENT 0x001e
+#define HCI_LCD_BRIGHTNESS 0x002a
+#define HCI_CPU_SPEED 0x0032
+
+#define SCI_USB_OFF_CHARGE 0x0150
+#define SCI_TOUCHPAD 0x050e
+#define SCI_KBD_BACKLIGHT_STS 0x015c
+#define SCI_KBD_BACKLIGHT 0x0095
+
+#define SCI_KBD_BL_TIME_SHIFT 0x10
+
+/* Field definitions */
+#define HCI_LCD_BRIGHTNESS_BITS 3
+#define HCI_LCD_BRIGHTNESS_SFT (16 - HCI_LCD_BRIGHTNESS_BITS)
+#define HCI_LCD_BRIGHTNESS_MIN 0
+#define HCI_LCD_BRIGHTNESS_MAX 7
+#define HCI_VIDEO_DEVICE_FLG 0x0100
+#define HCI_CPU_SPEED_BITS 3
+#define HCI_CPU_SPEED_SFT (16 - HCI_CPU_SPEED_BITS)
+#define HCI_CPU_SPEED_MAX ((1 << HCI_CPU_SPEED_BITS) - 1)
+
+/* Key press/release events */
+
+/* Key press/release events */
+#define FN_RELEASE_OFFSET 0x80
+# if 0
+/* Not used */
+#define FN_PRESS 0x01ff
+#define FN_RELEASE 0x0100
+# endif
+#define FN_ESC_PRESS 0x0101
+#define FN_ESC_RELEASE (FN_ESC_PRESS + FN_RELEASE_OFFSET)
+#define FN_F1_PRESS 0x013b
+#define FN_F1_RELEASE (FN_F1_PRESS + FN_RELEASE_OFFSET)
+#define FN_F2_PRESS 0x013c
+#define FN_F2_RELEASE (FN_F2_PRESS + FN_RELEASE_OFFSET)
+#define FN_F3_PRESS 0x013d
+#define FN_F3_RELEASE (FN_F3_PRESS + FN_RELEASE_OFFSET)
+#define FN_F4_PRESS 0x013e
+#define FN_F4_RELEASE (FN_F4_PRESS + FN_RELEASE_OFFSET)
+#define FN_F5_PRESS 0x013f
+#define FN_F5_RELEASE (FN_F5_PRESS + FN_RELEASE_OFFSET)
+#define FN_F6_PRESS 0x0140
+#define FN_F6_RELEASE (FN_F6_PRESS + FN_RELEASE_OFFSET)
+#define FN_F7_PRESS 0x0141
+#define FN_F7_RELEASE (FN_F7_PRESS + FN_RELEASE_OFFSET)
+#define FN_F8_PRESS 0x0142
+#define FN_F8_RELEASE (FN_F8_PRESS + FN_RELEASE_OFFSET)
+#define FN_F9_PRESS 0x0143
+#define FN_F9_RELEASE (FN_F9_PRESS + FN_RELEASE_OFFSET)
+/* Toggle, they are controlled by hardware */
+#define FN_F10_ON 0x1bb0
+#define FN_F10_OFF 0x1bb1
+#define FN_F11_ON 0x1bb2
+#define FN_F11_OFF 0x1bb3
+/* Fn+F12 does not emit keycode */
+/* dynabook R63/PS does not have KANJI keytop print */
+#define FN_KNJ_PRESS 0x0129
+#define FN_KNJ_RELEASE (FN_KNJ_PRESS + FN_RELEASE_OFFSET)
+#define FN_1_PRESS 0x0102
+#define FN_1_RELEASE (FN_1_PRESS + FN_RELEASE_OFFSET)
+#define FN_2_PRESS 0x0103
+#define FN_2_RELEASE (FN_2_PRESS + FN_RELEASE_OFFSET)
+/* Fn+3 and Fn+4 do not emit keybode */
+#define FN_Z_PRESS 0x012c
+#define FN_Z_RELEASE (FN_1_PRESS + FN_RELEASE_OFFSET)
+#define FN_SPACE_PRESS 0x0139
+#define FN_SPACE_RELEASE (FN_1_PRESS + FN_RELEASE_OFFSET)
+#define FN_TAB_PRESS 0x010f
+#define FN_TAB_RELEASE (FN_TAB_PRESS + FN_RELEASE_OFFSET)
+#define FN_CAPS_PRESS 0x013a
+#define FN_CAPS_RELEASE (FN_CAPS_PRESS + FN_RELEASE_OFFSET)
+#define FN_BACKSPACE_PRESS 0x010e
+#define FN_BACKSPACE_RELEASE (FN_BACKSPACE_PRESS + FN_RELEASE_OFFSET)
+#define FN_INS_PRESS 0x0152
+#define FN_INS_RELEASE (FN_INS_PRESS + FN_RELEASE_OFFSET)
+#define FN_DEL_PRESS 0x0153
+#define FN_DEL_RELEASE (FN_DEL_PRESS + FN_RELEASE_OFFSET)
+#define FN_PRTSC_PRESS 0x0137
+#define FN_PRTSC_RELEASE (FN_PRTSC_PRESS + FN_RELEASE_OFFSET)
+
+/* HCI register definitions */
+#define HCI_WORDS 6 /* number of registers */
+#define HCI_REG_AX 0 /* Operation -> return value */
+#define HCI_REG_BX 1 /* Function */
+#define HCI_REG_CX 2 /* Argument (in or out) */
+#define HCI_REG_DX 3 /* unused */
+#define HCI_REG_SI 4 /* unused */
+#define HCI_REG_DI 5 /* unused */
+
+#define HCI_ON 0x0001
+#define HCI_OFF 0x0000
+#define HCI_ENABLE 0x0001
+#define HCI_DISABLE 0x0000
+
+#define HCI_LCD 0x1
+#define HCI_CRT 0x2
+#define HCI_TV 0x4
+
+#define SCI_KBD_BL_MODE_MASK 0x1f
+#define SCI_KBD_BL_TIMO_SFT 0x10
+#define SCI_KBD_BL_MODE_AUTO 0x2
+#define SCI_KBD_BL_MODE_ON 0x8
+#define SCI_KBD_BL_MODE_OFF 0x10
+
+struct valz_acpi_softc {
+ device_t sc_dev; /* base device glue */
+ struct acpi_devnode *sc_node; /* our ACPI devnode */
+};
+
+static const char * const valz_acpi_hids[] = {
+ "TOS6208",
+ NULL
+};
+
+static int valz_acpi_match(device_t, cfdata_t, void *);
+static void valz_acpi_attach(device_t, device_t, void *);
+
+static void valz_acpi_event(void *);
+static void valz_acpi_notify_handler(ACPI_HANDLE, uint32_t, void *);
+
+#define ACPI_NOTIFY_ValzHotkeyPressed 0x80
+#define ACPI_NOTIFY_ValzLidClosed 0x8f
+#define ACPI_NOTIFY_ValzKbdBLChanges 0x92
+
+/* HCI manipulation */
+static ACPI_STATUS hci_op(struct valz_acpi_softc *,
+ uint32_t *, uint32_t *);
+static ACPI_STATUS valz_acpi_hci_get(struct valz_acpi_softc *, uint32_t,
+ uint32_t, uint32_t *, uint32_t *);
+static ACPI_STATUS valz_acpi_hci_set(struct valz_acpi_softc *, uint32_t,
+ uint32_t, uint32_t, uint32_t *);
+
+static ACPI_STATUS sci_open(struct valz_acpi_softc *);
+static ACPI_STATUS sci_close(struct valz_acpi_softc *);
+
+static ACPI_STATUS valz_acpi_touchpad_toggle(struct valz_acpi_softc *);
+static ACPI_STATUS valz_acpi_lcd_backlight_toggle(
+ struct valz_acpi_softc *sc);
+
+CFATTACH_DECL_NEW(valz_acpi, sizeof(struct valz_acpi_softc),
+ valz_acpi_match, valz_acpi_attach, NULL, NULL);
+
+/*
+ * valz_acpi_match:
+ *
+ * Autoconfiguration `match' routine.
+ */
+static int
+valz_acpi_match(device_t parent, cfdata_t match, void *aux)
+{
+ struct acpi_attach_args *aa = aux;
+
+ if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE)
+ return (0);
+
+ return (acpi_match_hid(aa->aa_node->ad_devinfo, valz_acpi_hids));
+}
+
+/*
+ * valz_acpi_attach:
+ *
+ * Autoconfiguration `attach' routine.
+ */
+static void
+valz_acpi_attach(device_t parent, device_t self, void *aux)
+{
+ struct valz_acpi_softc *sc = device_private(self);
+ struct acpi_attach_args *aa = aux;
+ ACPI_STATUS rv;
+
+ aprint_naive(": Toshiba VALZ\n");
+ aprint_normal(": Toshiba VALZ\n");
+
+ sc->sc_node = aa->aa_node;
+ sc->sc_dev = self;
+
+ /* enable valz notify */
+ rv = AcpiEvaluateObject(sc->sc_node->ad_handle, METHOD_HCI_ENABLE,
+ NULL, NULL);
+ if (ACPI_FAILURE(rv)) {
+ aprint_error("Cannot enable VALZ.\n");
+ } else {
+ (void)acpi_register_notify(sc->sc_node,
+ valz_acpi_notify_handler);
+ }
+}
+
+/*
+ * valz_acpi_notify_handler:
+ *
+ * Notify handler.
+ */
+static void
+valz_acpi_notify_handler(ACPI_HANDLE handle, uint32_t notify, void *context)
+{
+ struct valz_acpi_softc *sc;
+ device_t self = context;
+
+ sc = device_private(self);
+
+ switch (notify) {
+ case ACPI_NOTIFY_ValzHotkeyPressed:
+ (void)AcpiOsExecute(OSL_NOTIFY_HANDLER, valz_acpi_event, sc);
+ break;
+
+ case ACPI_NOTIFY_ValzLidClosed:
+ /* Lid closed */
+ break;
+
+ case ACPI_NOTIFY_ValzKbdBLChanges:
+ /* Keyboard backlight mode changed */
+ break;
+
+ default:
+ aprint_error_dev(sc->sc_dev,
+ "unknown notify 0x%02X\n", notify);
+ break;
+ }
+}
+
+/*
+ * valz_acpi_event:
+ *
+ * Check hotkey event and do it, if event occur.
+ */
+static void
+valz_acpi_event(void *arg)
+{
+ struct valz_acpi_softc *sc = arg;
+ ACPI_STATUS rv;
+ uint32_t value, result;
+
+ while(1) {
+ rv = valz_acpi_hci_get(sc, HCI_GET, HCI_SYSTEM_EVENT_FIFO,
+ &value, &result);
+ if (ACPI_SUCCESS(rv) && result == 0) {
+ switch (value) {
+ case FN_F9_PRESS:
+ valz_acpi_touchpad_toggle(sc);
+ break;
+ case FN_TAB_PRESS:
+ valz_acpi_lcd_backlight_toggle(sc);
+ break;
+
+ default:
+ /* Many unused buttons */
+ aprint_debug("Pressed: 0x%x\n", value);
+ break;
+ }
+ }
+ if (ACPI_FAILURE(rv) || result == HCI_NOT_SUPPORTED ||
+ result == HCI_FIFO_EMPTY)
+ break;
+ }
+}
+
+/*
+ * HCI/SCI operation
+ */
+static ACPI_STATUS
+hci_op(struct valz_acpi_softc *sc, uint32_t *input, uint32_t *output)
+{
+ ACPI_STATUS rv;
+ ACPI_OBJECT Arg[HCI_WORDS];
+ ACPI_OBJECT_LIST ArgList;
+ ACPI_OBJECT *param, *PrtElement;
+ ACPI_BUFFER buf;
+ int i;
+
+ for (i = 0; i < HCI_WORDS; i++) {
+ Arg[i].Type = ACPI_TYPE_INTEGER;
+ Arg[i].Integer.Value = 0;
+ }
+
+ for (i = 0; i < HCI_WORDS; i++) {
+ Arg[i].Integer.Value = input[i];
+ }
+
+ ArgList.Count = HCI_WORDS;
+ ArgList.Pointer = Arg;
+
+ buf.Pointer = NULL;
+ buf.Length = ACPI_ALLOCATE_BUFFER;
+
+ rv = AcpiEvaluateObjectTyped(sc->sc_node->ad_handle,
+ METHOD_HCI, &ArgList, &buf, ACPI_TYPE_PACKAGE);
+ if (ACPI_FAILURE(rv)) {
+ aprint_error_dev(sc->sc_dev, "failed to evaluate GHCI: %s\n",
+ AcpiFormatException(rv));
+ return rv;
+ }
+
+ for (i = 0; i < HCI_WORDS; i++) {
+ output[i] = 0;
+ }
+ param = (ACPI_OBJECT *)buf.Pointer;
+ PrtElement = param->Package.Elements;
+ for (i = 0; i < HCI_WORDS; i++) {
+ if (PrtElement->Type == ACPI_TYPE_INTEGER)
+ output[i] = PrtElement->Integer.Value;
+ PrtElement++;
+ }
+
+ if (buf.Pointer)
+ ACPI_FREE(buf.Pointer);
+
+ return rv;
+}
+
+/*
+ * valz_acpi_hci_get:
+ *
+ * Get value via "GHCI" Method.
+ */
+static ACPI_STATUS
+valz_acpi_hci_get(struct valz_acpi_softc *sc, uint32_t function,
+ uint32_t reg, uint32_t *value, uint32_t *result)
+{
+ ACPI_STATUS rv;
+
+ uint32_t input[HCI_WORDS];
+ uint32_t output[HCI_WORDS];
+
+ input[HCI_REG_AX] = function;
+ input[HCI_REG_BX] = reg;
+ input[HCI_REG_CX] = 0;
+ input[HCI_REG_DX] = 0;
+ input[HCI_REG_SI] = 0;
+ input[HCI_REG_DI] = 0;
+
+ rv = hci_op(sc, input, output);
+
+ *result = output[HCI_REG_AX];
+ *value = output[HCI_REG_CX];
+
+ return rv;
+}
+
+/*
+ * valz_acpi_hci_set:
+ *
+ * Set value via "GHCI" Method.
+ */
+static ACPI_STATUS
+valz_acpi_hci_set(struct valz_acpi_softc *sc, uint32_t function,
+ uint32_t reg, uint32_t value, uint32_t *result)
+{
+ ACPI_STATUS rv;
+
+ uint32_t input[HCI_WORDS];
+ uint32_t output[HCI_WORDS];
+
+ input[HCI_REG_AX] = function;
+ input[HCI_REG_BX] = reg;
+ input[HCI_REG_CX] = value;
+ input[HCI_REG_DX] = 0;
+ input[HCI_REG_SI] = 0;
+ input[HCI_REG_DI] = 0;
+
+ rv = hci_op(sc, input, output);
+
+ *result = output[HCI_REG_AX];
+
+ return rv;
+}
+
+/*
+ * Open SCI
+ */
+static ACPI_STATUS
+sci_open(struct valz_acpi_softc *sc)
+{
+ ACPI_STATUS rv;
+ uint32_t result;
+
+ rv = valz_acpi_hci_set(sc, SCI_OPEN, 0, 0, &result);
+ if (ACPI_FAILURE(rv)) {
+ aprint_error("SCI: ACPI set error\n");
+ } else {
+ switch (result) {
+ case SCI_OPENCLOSE_OK:
+ aprint_debug("Opening SCI\n");
+ break;
+ case SCI_ALREADY_OPEN:
+ aprint_error("SCI already open\n");
+ break;
+ case SCI_NOT_SUPPORTED:
+ aprint_error("SCI is not supported\n");
+ break;
+ case SCI_NOT_PRESENT:
+ aprint_error("SCI is not present\n");
+ break;
+ default:
+ aprint_error("SCI: undefined behavior\n");
+ break;
+ }
+ }
+
+ return rv;
+}
+
+/*
+ * Close SCI
+ */
+static ACPI_STATUS
+sci_close(struct valz_acpi_softc *sc)
+{
+ ACPI_STATUS rv;
+ uint32_t result;
+
+ rv = valz_acpi_hci_set(sc, SCI_CLOSE, 0, 0, &result);
+ if (ACPI_FAILURE(rv)) {
+ aprint_error("SCI: ACPI set error\n");
+ } else {
+ switch (result) {
+ case SCI_OPENCLOSE_OK:
+ aprint_debug("Closing SCI\n");
+ break;
+ case SCI_NOT_OPEN:
+ aprint_error("SCI is not opened\n");
+ break;
+ case SCI_NOT_SUPPORTED:
+ aprint_error("SCI is not supported\n");
+ break;
+ case SCI_NOT_PRESENT:
+ aprint_error("SCI is not present\n");
+ break;
+ default:
+ aprint_error("SCI: undefined behavior\n");
+ break;
+ }
+ }
+
+ return rv;
+}
+
+/*
+ * Enable/disable touchpad and trackpoint with HCI_ENABLE/HCI_DISABLE
+ */
+static ACPI_STATUS
+valz_acpi_touchpad_toggle(struct valz_acpi_softc *sc)
+{
+ ACPI_STATUS rv;
+ uint32_t result, status, value;
+
+ rv = sci_open(sc);
+ if (ACPI_FAILURE(rv))
+ aprint_error_dev(sc->sc_dev,
+ "Cannot open SCI: %s\n",
+ AcpiFormatException(rv));
+
+ rv = valz_acpi_hci_get(sc, SCI_GET, SCI_TOUCHPAD, &value, &result);
+ if (ACPI_FAILURE(rv))
+ aprint_error_dev(sc->sc_dev,
+ "Cannot get SCI touchpad status: %s\n",
+ AcpiFormatException(rv));
+
+ switch (value) {
+ case HCI_ENABLE:
+ status = HCI_DISABLE;
+ break;
+ case HCI_DISABLE:
+ status = HCI_ENABLE;
+ break;
+ default:
+ status = HCI_ENABLE;
+ break;
+ }
+
+ rv = valz_acpi_hci_set(sc, SCI_SET, SCI_TOUCHPAD, status, &result);
+ if (ACPI_FAILURE(rv))
+ aprint_error_dev(sc->sc_dev,
+ "Cannot set SCI touchpad status: %s\n",
+ AcpiFormatException(rv));
+
+ rv = sci_close(sc);
+ if (ACPI_FAILURE(rv))
+ aprint_error_dev(sc->sc_dev,
+ "Cannot close SCI: %s\n",
+ AcpiFormatException(rv));
+
+ return rv;
+}
+
+/*
+ * Enable/disable LCD backlight with HCI_ENABLE/HCI_DISABLE
+ */
+static ACPI_STATUS
+valz_acpi_lcd_backlight_toggle(struct valz_acpi_softc *sc)
+{
+ ACPI_STATUS rv;
+ uint32_t result, status, value;
+
+ rv = valz_acpi_hci_get(sc, HCI_GET, HCI_LCD_BACKLIGHT, &value, &result);
+ if (ACPI_FAILURE(rv))
+ aprint_error_dev(sc->sc_dev,
+ "Cannot get HCI LCD backlight status: %s\n",
+ AcpiFormatException(rv));
+
+ switch (value) {
+ case HCI_ON:
+ status = HCI_OFF;
+ break;
+ case HCI_OFF:
+ status = HCI_ON;
+ break;
+ default:
+ status = HCI_ON;
+ break;
+ }
+
+ rv = valz_acpi_hci_set(sc, HCI_SET, HCI_LCD_BACKLIGHT, status, &result);
+ if (ACPI_FAILURE(rv))
+ aprint_error_dev(sc->sc_dev,
+ "Cannot set HCI LCD backlight status: %s\n",
+ AcpiFormatException(rv));
+
+ return rv;
+}
Index: sys/dev/acpi/files.acpi
===================================================================
RCS file: /cvsroot/src/sys/dev/acpi/files.acpi,v
retrieving revision 1.95
diff -u -r1.95 files.acpi
--- sys/dev/acpi/files.acpi 14 Sep 2014 19:54:05 -0000 1.95
+++ sys/dev/acpi/files.acpi 20 Sep 2015 08:17:14 -0000
@@ -169,6 +169,11 @@
attach vald at acpinodebus with vald_acpi
file dev/acpi/vald_acpi.c vald_acpi
+# Toshiba dynabook hotkeys
+device valz
+attach valz at acpinodebus with valz_acpi
+file dev/acpi/valz_acpi.c valz_acpi
+
# Sony SPIC (jog dial etc.)
attach spic at acpinodebus with spic_acpi
file dev/acpi/spic_acpi.c spic_acpi
>Unformatted:
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