1 /***************************************************************************
2 *
3 * devinfo_acpi : acpi devices
4 *
5 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
6 * Use is subject to license terms.
7 *
8 * Licensed under the Academic Free License version 2.1
9 *
10 **************************************************************************/
11
12 #ifdef HAVE_CONFIG_H
13 #include <config.h>
14 #endif
15
16 #include <stdio.h>
17 #include <string.h>
18 #include <sys/utsname.h>
19 #include <libdevinfo.h>
20 #include <sys/mkdev.h>
21 #include <sys/stat.h>
22 #include <unistd.h>
23 #include <sys/sysevent/dev.h>
24 #include <sys/sysevent/pwrctl.h>
25
26 #include "../osspec.h"
27 #include "../logger.h"
28 #include "../hald.h"
29 #include "../hald_dbus.h"
30 #include "../device_info.h"
31 #include "../util.h"
32 #include "../hald_runner.h"
33 #include "devinfo_acpi.h"
34
35 #define DEVINFO_PROBE_ACPI_TIMEOUT 30000
36
37 static HalDevice *devinfo_acpi_add(HalDevice *, di_node_t, char *, char *);
38 static HalDevice *devinfo_power_button_add(HalDevice *parent, di_node_t node,
39 char *devfs_path, char *device_type);
40 static void devinfo_battery_rescan_probing_done(HalDevice *d, guint32 exit_type,
41 gint return_code, char **error, gpointer userdata1, gpointer userdata2);
42
43 DevinfoDevHandler devinfo_acpi_handler = {
44 devinfo_acpi_add,
45 NULL,
46 NULL,
47 NULL,
48 NULL,
49 devinfo_acpi_get_prober
50 };
51
52 DevinfoDevHandler devinfo_power_button_handler = {
53 devinfo_power_button_add,
54 NULL,
55 NULL,
56 NULL,
57 NULL,
58 NULL
59 };
60
61 static HalDevice *
devinfo_acpi_add(HalDevice * parent,di_node_t node,char * devfs_path,char * device_type)62 devinfo_acpi_add(HalDevice *parent, di_node_t node, char *devfs_path,
63 char *device_type)
64 {
65 HalDevice *d, *computer;
66 char *driver_name;
67 di_devlink_handle_t devlink_hdl;
68 int major;
69 di_minor_t minor;
70 dev_t dev;
71 char *minor_path = NULL;
72 char *devpath;
73
74 driver_name = di_driver_name(node);
75 if ((driver_name == NULL) || (strcmp(driver_name, "acpi_drv") != 0)) {
76 return (NULL);
77 }
78
79 d = hal_device_new();
80
81 if ((computer = hal_device_store_find(hald_get_gdl(),
82 "/org/freedesktop/Hal/devices/computer")) ||
83 (computer = hal_device_store_find(hald_get_tdl(),
84 "/org/freedesktop/Hal/devices/computer"))) {
85 hal_device_property_set_string(computer,
86 "system.formfactor", "laptop");
87 hal_device_property_set_string(computer,
88 "power_management.type", "acpi");
89 }
90 devinfo_set_default_properties(d, parent, node, devfs_path);
91 devinfo_add_enqueue(d, devfs_path, &devinfo_acpi_handler);
92
93 major = di_driver_major(node);
94 if ((devlink_hdl = di_devlink_init(NULL, 0)) == NULL) {
95 return (d);
96 }
97 minor = DI_MINOR_NIL;
98 while ((minor = di_minor_next(node, minor)) != DI_MINOR_NIL) {
99 dev = di_minor_devt(minor);
100 if ((major != major(dev)) ||
101 (di_minor_type(minor) != DDM_MINOR) ||
102 (di_minor_spectype(minor) != S_IFCHR) ||
103 ((minor_path = di_devfs_minor_path(minor)) == NULL)) {
104 continue;
105 }
106
107 if (hal_device_store_match_key_value_string(hald_get_gdl(),
108 "solaris.devfs_path", minor_path) == NULL) {
109 devinfo_acpi_add_minor(d, node, minor_path, dev);
110 }
111
112 di_devfs_path_free(minor_path);
113 }
114 di_devlink_fini(&devlink_hdl);
115
116 return (d);
117 }
118
119 void
devinfo_acpi_add_minor(HalDevice * parent,di_node_t node,char * minor_path,dev_t dev)120 devinfo_acpi_add_minor(HalDevice *parent, di_node_t node, char *minor_path,
121 dev_t dev)
122 {
123 HalDevice *d;
124
125 d = hal_device_new();
126 devinfo_set_default_properties(d, parent, node, minor_path);
127 devinfo_add_enqueue(d, minor_path, &devinfo_acpi_handler);
128 }
129
130 static HalDevice *
devinfo_power_button_add(HalDevice * parent,di_node_t node,char * devfs_path,char * device_type)131 devinfo_power_button_add(HalDevice *parent, di_node_t node, char *devfs_path,
132 char *device_type)
133 {
134 HalDevice *d;
135 char *driver_name;
136
137 driver_name = di_driver_name(node);
138 if ((driver_name == NULL) || (strcmp(driver_name, "power") != 0)) {
139 return (NULL);
140 }
141
142 d = hal_device_new();
143
144 devinfo_set_default_properties(d, parent, node, devfs_path);
145 hal_device_add_capability(d, "button");
146 hal_device_property_set_bool(d, "button.has_state", FALSE);
147 hal_device_property_set_string(d, "info.category", "input");
148 hal_device_property_set_string(d, "button.type", "power");
149 hal_device_property_set_string(d, "info.product", "Power Button");
150
151 devinfo_add_enqueue(d, devfs_path, &devinfo_power_button_handler);
152
153 return (d);
154 }
155
156 void
devinfo_power_button_event(void)157 devinfo_power_button_event(void)
158 {
159 HalDevice *d = NULL;
160 HalDeviceStore *store = hald_get_gdl();
161
162 d = hal_device_store_match_key_value_string (store, "button.type",
163 "power");
164 if (d != NULL) {
165 device_send_signal_condition(d, "ButtonPressed", "power");
166 }
167 }
168
169 void
devinfo_brightness_hotkeys_event(char * subclass)170 devinfo_brightness_hotkeys_event(char *subclass)
171 {
172 HalDevice *d = NULL;
173
174 if ((d = hal_device_store_find(hald_get_gdl(),
175 "/org/freedesktop/Hal/devices/computer")) ||
176 (d = hal_device_store_find(hald_get_tdl(),
177 "/org/freedesktop/Hal/devices/computer"))) {
178 if (strcmp(subclass, ESC_PWRCTL_BRIGHTNESS_UP) == 0) {
179 device_send_signal_condition(d, "ButtonPressed",
180 "brightness-up");
181 } else {
182 device_send_signal_condition(d, "ButtonPressed",
183 "brightness-down");
184 }
185 }
186 }
187
188 void
devinfo_battery_rescan(char * parent_devfs_path,gchar * udi)189 devinfo_battery_rescan(char *parent_devfs_path, gchar *udi)
190 {
191 HalDevice *d = NULL;
192
193 d = hal_device_store_find(hald_get_gdl(), udi);
194 if (d == NULL) {
195 HAL_INFO(("device not found %s", udi));
196 return;
197 }
198
199 hald_runner_run(d, "hald-probe-acpi", NULL,
200 DEVINFO_PROBE_ACPI_TIMEOUT, devinfo_battery_rescan_probing_done,
201 NULL, NULL);
202 }
203
204 void
devinfo_lid_event(char * subclass,gchar * udi)205 devinfo_lid_event(char *subclass, gchar *udi)
206 {
207 HalDevice *d = NULL;
208
209 d = hal_device_store_find(hald_get_gdl(), udi);
210 if (d == NULL) {
211 HAL_INFO(("device not found %s", udi));
212 return;
213 }
214
215 hal_device_property_set_bool(d, "button.state.value",
216 (strcmp(subclass, ESC_PWRCTL_REMOVE) == 0));
217 device_send_signal_condition(d, "ButtonPressed", "lid");
218 }
219
220 gboolean
devinfo_lid_rescan(HalDevice * d)221 devinfo_lid_rescan(HalDevice *d)
222 {
223 if (hal_device_property_get_bool(d, "button.workaround")) {
224 /* Set lid state to open for workaround */
225 hal_device_property_set_bool(d, "button.state.value", FALSE);
226 } else {
227 hald_runner_run(d, "hald-probe-acpi", NULL,
228 DEVINFO_PROBE_ACPI_TIMEOUT,
229 devinfo_battery_rescan_probing_done, NULL, NULL);
230 }
231
232 return (TRUE);
233 }
234
235 static void
devinfo_battery_rescan_probing_done(HalDevice * d,guint32 exit_type,gint return_code,char ** error,gpointer userdata1,gpointer userdata2)236 devinfo_battery_rescan_probing_done(HalDevice *d, guint32 exit_type,
237 gint return_code, char **error, gpointer userdata1, gpointer userdata2)
238 {
239 /* hald_runner_run() requires this function since cannot pass NULL */
240 }
241
242 const gchar *
devinfo_acpi_get_prober(HalDevice * d,int * timeout)243 devinfo_acpi_get_prober(HalDevice *d, int *timeout)
244 {
245 *timeout = DEVINFO_PROBE_ACPI_TIMEOUT; /* 30 second timeout */
246 return ("hald-probe-acpi");
247 }
248