1/*-
2 * Copyright (c) 2004 Takanori Watanabe
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
|
28__FBSDID("$FreeBSD: head/sys/dev/acpi_support/acpi_sony.c 193530 2009-06-05 18:44:36Z jkim $");
|
| 28__FBSDID("$FreeBSD: head/sys/dev/acpi_support/acpi_sony.c 203622 2010-02-07 18:36:30Z gavin $"); |
29
30#include "opt_acpi.h"
31#include <sys/param.h>
32#include <sys/kernel.h>
33#include <sys/bus.h>
34
35#include <contrib/dev/acpica/include/acpi.h>
36
37#include "acpi_if.h"
38#include <sys/module.h>
39#include <dev/acpica/acpivar.h>
40#include <sys/sysctl.h>
41
42#define _COMPONENT ACPI_OEM
43ACPI_MODULE_NAME("Sony")
44
|
45#define ACPI_SONY_GET_BRIGHTNESS "GBRT"
46#define ACPI_SONY_SET_BRIGHTNESS "SBRT"
|
45#define ACPI_SONY_GET_PID "GPID"
46
47/*
48 * SNY5001
|
49 * This is the ACPI handle for the "Sony Notebook Control" driver under
50 * Windows.
51 * It provides several methods within the ACPI namespace, including: |
52 * [GS]BRT [GS]PBR [GS]CTR [GS]PCR [GS]CMI [CDPW GCDP]? GWDP PWAK PWRN
53 *
|
54 * SNY6001
55 * This is the ACPI handle for the "Sony Programmable I/O" driver under
56 * Windows.
57 * It is not yet supported by this driver, but provides control over the
58 * power to the bluetooth, built-in camera and HSDPA modem devices in some
59 * laptops, and also allows some control of the fan speed. |
60 */
61
62struct acpi_sony_softc {
63 int pid;
64};
65static struct acpi_sony_name_list
66{
67 char *nodename;
68 char *getmethod;
69 char *setmethod;
70 char *comment;
71} acpi_sony_oids[] = {
72 { "brightness", "GBRT", "SBRT", "Display Brightness"},
|
66 { "ctr", "GCTR", "SCTR", "??"},
|
73 { "brightness_default", "GPBR", "SPBR", "Default Display Brightness"},
74 { "contrast", "GCTR", "SCTR", "Display Contrast"},
75 { "bass_gain", "GMGB", "SMGB", "Multimedia Bass Gain"}, |
76 { "pcr", "GPCR", "SPCR", "???"},
77#if 0
|
69 { "cmi", "GCMI", "SCMI", "????"},
|
| 78 { "cmi", "GCMI", "SCMI", "???"}, |
79#endif
|
71 { "wdp", "GWDP", NULL, "?????"},
|
| 80 { "wdp", "GWDP", NULL, "???"}, |
81 { "cdp", "GCDP", "CDPW", "CD Power"}, /*shares [\GL03]&0x8 flag*/
82 { "azp", "GAZP", "AZPW", "Audio Power"},
|
| 83 { "lnp", "GLNP", "LNPW", "LAN Power"}, |
84 { NULL, NULL, NULL }
85};
86
87static int acpi_sony_probe(device_t dev);
88static int acpi_sony_attach(device_t dev);
89static int acpi_sony_detach(device_t dev);
90static int sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS);
91
92static device_method_t acpi_sony_methods[] = {
93 /* Device interface */
94 DEVMETHOD(device_probe, acpi_sony_probe),
95 DEVMETHOD(device_attach, acpi_sony_attach),
96 DEVMETHOD(device_detach, acpi_sony_detach),
97
98 {0, 0}
99};
100
101static driver_t acpi_sony_driver = {
102 "acpi_sony",
103 acpi_sony_methods,
104 sizeof(struct acpi_sony_softc),
105};
106
107static devclass_t acpi_sony_devclass;
108
109DRIVER_MODULE(acpi_sony, acpi, acpi_sony_driver, acpi_sony_devclass,
110 0, 0);
111MODULE_DEPEND(acpi_sony, acpi, 1, 1, 1);
112static char *sny_id[] = {"SNY5001", NULL};
113
114static int
115acpi_sony_probe(device_t dev)
116{
117 int ret = ENXIO;
118
119 if (ACPI_ID_PROBE(device_get_parent(dev), dev, sny_id)) {
120 device_set_desc(dev, "Sony notebook controller");
121 ret = 0;
122 }
123 return (ret);
124}
125
126static int
127acpi_sony_attach(device_t dev)
128{
129 struct acpi_sony_softc *sc;
130 int i;
131
132 sc = device_get_softc(dev);
133 acpi_GetInteger(acpi_get_handle(dev), ACPI_SONY_GET_PID, &sc->pid);
134 device_printf(dev, "PID %x\n", sc->pid);
135 for (i = 0 ; acpi_sony_oids[i].nodename != NULL; i++){
136 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
137 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
138 i, acpi_sony_oids[i].nodename , CTLTYPE_INT |
139 ((acpi_sony_oids[i].setmethod)? CTLFLAG_RW: CTLFLAG_RD),
140 dev, i, sysctl_acpi_sony_gen_handler, "I",
141 acpi_sony_oids[i].comment);
142 }
143 return (0);
144}
145
146static int
147acpi_sony_detach(device_t dev)
148{
149 return (0);
150}
151
152#if 0
153static int
154acpi_sony_suspend(device_t dev)
155{
156 struct acpi_sony_softc *sc = device_get_softc(dev);
157 return (0);
158}
159
160static int
161acpi_sony_resume(device_t dev)
162{
163 return (0);
164}
165#endif
166
167static int
168sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS)
169{
170 device_t dev = arg1;
171 int function = oidp->oid_arg2;
172 int error = 0, val;
173
174 acpi_GetInteger(acpi_get_handle(dev),
175 acpi_sony_oids[function].getmethod, &val);
176 error = sysctl_handle_int(oidp, &val, 0, req);
177 if (error || !req->newptr || !acpi_sony_oids[function].setmethod)
178 return (error);
179 acpi_SetInteger(acpi_get_handle(dev),
180 acpi_sony_oids[function].setmethod, val);
181 return (0);
182}
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