asus-wmi.c (5b799d4fb787bb94f1068352220ab033ac7969f8) asus-wmi.c (e12e6d94db24e9050821965aa75c95e8d2c65f10)
1/*
1/*
2 * Eee PC WMI hotkey driver
2 * Asus PC WMI hotkey driver
3 *
4 * Copyright(C) 2010 Intel Corporation.
5 * Copyright(C) 2010 Corentin Chary <corentin.chary@gmail.com>
6 *
7 * Portions based on wistron_btns.c:
8 * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
9 * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
10 * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>

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37#include <linux/backlight.h>
38#include <linux/leds.h>
39#include <linux/rfkill.h>
40#include <linux/pci.h>
41#include <linux/pci_hotplug.h>
42#include <linux/debugfs.h>
43#include <linux/seq_file.h>
44#include <linux/platform_device.h>
3 *
4 * Copyright(C) 2010 Intel Corporation.
5 * Copyright(C) 2010 Corentin Chary <corentin.chary@gmail.com>
6 *
7 * Portions based on wistron_btns.c:
8 * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
9 * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
10 * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>

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37#include <linux/backlight.h>
38#include <linux/leds.h>
39#include <linux/rfkill.h>
40#include <linux/pci.h>
41#include <linux/pci_hotplug.h>
42#include <linux/debugfs.h>
43#include <linux/seq_file.h>
44#include <linux/platform_device.h>
45#include <linux/dmi.h>
46#include <acpi/acpi_bus.h>
47#include <acpi/acpi_drivers.h>
48
45#include <acpi/acpi_bus.h>
46#include <acpi/acpi_drivers.h>
47
49#define EEEPC_WMI_FILE "eeepc-wmi"
48#include "asus-wmi.h"
50
49
51MODULE_AUTHOR("Yong Wang <yong.y.wang@intel.com>");
52MODULE_DESCRIPTION("Eee PC WMI Hotkey Driver");
50MODULE_AUTHOR("Corentin Chary <corentincj@iksaif.net>, "
51 "Yong Wang <yong.y.wang@intel.com>");
52MODULE_DESCRIPTION("Asus Generic WMI Driver");
53MODULE_LICENSE("GPL");
54
53MODULE_LICENSE("GPL");
54
55#define EEEPC_ACPI_HID "ASUS010" /* old _HID used in eeepc-laptop */
55#define to_platform_driver(drv) \
56 (container_of((drv), struct platform_driver, driver))
56
57
57#define EEEPC_WMI_EVENT_GUID "ABBC0F72-8EA1-11D1-00A0-C90629100000"
58#define EEEPC_WMI_MGMT_GUID "97845ED0-4E6D-11DE-8A39-0800200C9A66"
58#define to_asus_wmi_driver(pdrv) \
59 (container_of((pdrv), struct asus_wmi_driver, platform_driver))
59
60
60MODULE_ALIAS("wmi:"EEEPC_WMI_EVENT_GUID);
61MODULE_ALIAS("wmi:"EEEPC_WMI_MGMT_GUID);
61#define ASUS_WMI_MGMT_GUID "97845ED0-4E6D-11DE-8A39-0800200C9A66"
62
63#define NOTIFY_BRNUP_MIN 0x11
64#define NOTIFY_BRNUP_MAX 0x1f
65#define NOTIFY_BRNDOWN_MIN 0x20
66#define NOTIFY_BRNDOWN_MAX 0x2e
67
68/* WMI Methods */
62
63#define NOTIFY_BRNUP_MIN 0x11
64#define NOTIFY_BRNUP_MAX 0x1f
65#define NOTIFY_BRNDOWN_MIN 0x20
66#define NOTIFY_BRNDOWN_MAX 0x2e
67
68/* WMI Methods */
69#define EEEPC_WMI_METHODID_DSTS 0x53544344
70#define EEEPC_WMI_METHODID_DEVS 0x53564544
71#define EEEPC_WMI_METHODID_CFVS 0x53564643
69#define ASUS_WMI_METHODID_DSTS 0x53544344
70#define ASUS_WMI_METHODID_DEVS 0x53564544
71#define ASUS_WMI_METHODID_CFVS 0x53564643
72
73/* Wireless */
72
73/* Wireless */
74#define EEEPC_WMI_DEVID_WLAN 0x00010011
75#define EEEPC_WMI_DEVID_BLUETOOTH 0x00010013
76#define EEEPC_WMI_DEVID_WIMAX 0x00010017
77#define EEEPC_WMI_DEVID_WWAN3G 0x00010019
74#define ASUS_WMI_DEVID_WLAN 0x00010011
75#define ASUS_WMI_DEVID_BLUETOOTH 0x00010013
76#define ASUS_WMI_DEVID_WIMAX 0x00010017
77#define ASUS_WMI_DEVID_WWAN3G 0x00010019
78
79/* Backlight and Brightness */
78
79/* Backlight and Brightness */
80#define EEEPC_WMI_DEVID_BACKLIGHT 0x00050011
81#define EEEPC_WMI_DEVID_BRIGHTNESS 0x00050012
80#define ASUS_WMI_DEVID_BACKLIGHT 0x00050011
81#define ASUS_WMI_DEVID_BRIGHTNESS 0x00050012
82
83/* Misc */
82
83/* Misc */
84#define EEEPC_WMI_DEVID_CAMERA 0x00060013
84#define ASUS_WMI_DEVID_CAMERA 0x00060013
85
86/* Storage */
85
86/* Storage */
87#define EEEPC_WMI_DEVID_CARDREADER 0x00080013
87#define ASUS_WMI_DEVID_CARDREADER 0x00080013
88
89/* Input */
88
89/* Input */
90#define EEEPC_WMI_DEVID_TOUCHPAD 0x00100011
91#define EEEPC_WMI_DEVID_TOUCHPAD_LED 0x00100012
90#define ASUS_WMI_DEVID_TOUCHPAD 0x00100011
91#define ASUS_WMI_DEVID_TOUCHPAD_LED 0x00100012
92
93/* DSTS masks */
92
93/* DSTS masks */
94#define EEEPC_WMI_DSTS_STATUS_BIT 0x00000001
95#define EEEPC_WMI_DSTS_PRESENCE_BIT 0x00010000
96#define EEEPC_WMI_DSTS_BRIGHTNESS_MASK 0x000000FF
97#define EEEPC_WMI_DSTS_MAX_BRIGTH_MASK 0x0000FF00
94#define ASUS_WMI_DSTS_STATUS_BIT 0x00000001
95#define ASUS_WMI_DSTS_PRESENCE_BIT 0x00010000
96#define ASUS_WMI_DSTS_BRIGHTNESS_MASK 0x000000FF
97#define ASUS_WMI_DSTS_MAX_BRIGTH_MASK 0x0000FF00
98
98
99static bool hotplug_wireless;
100
101module_param(hotplug_wireless, bool, 0444);
102MODULE_PARM_DESC(hotplug_wireless,
103 "Enable hotplug for wireless device. "
104 "If your laptop needs that, please report to "
105 "acpi4asus-user@lists.sourceforge.net.");
106
107static const struct key_entry eeepc_wmi_keymap[] = {
108 /* Sleep already handled via generic ACPI code */
109 { KE_IGNORE, NOTIFY_BRNDOWN_MIN, { KEY_BRIGHTNESSDOWN } },
110 { KE_IGNORE, NOTIFY_BRNUP_MIN, { KEY_BRIGHTNESSUP } },
111 { KE_KEY, 0x30, { KEY_VOLUMEUP } },
112 { KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
113 { KE_KEY, 0x32, { KEY_MUTE } },
114 { KE_KEY, 0x5c, { KEY_F15 } }, /* Power Gear key */
115 { KE_KEY, 0x5d, { KEY_WLAN } },
116 { KE_KEY, 0x6b, { KEY_F13 } }, /* Disable Touchpad */
117 { KE_KEY, 0x82, { KEY_CAMERA } },
118 { KE_KEY, 0x83, { KEY_CAMERA_ZOOMIN } },
119 { KE_KEY, 0x88, { KEY_WLAN } },
120 { KE_KEY, 0xcc, { KEY_SWITCHVIDEOMODE } },
121 { KE_KEY, 0xe0, { KEY_PROG1 } }, /* Task Manager */
122 { KE_KEY, 0xe1, { KEY_F14 } }, /* Change Resolution */
123 { KE_KEY, 0xe9, { KEY_BRIGHTNESS_ZERO } },
124 { KE_KEY, 0xeb, { KEY_CAMERA_ZOOMOUT } },
125 { KE_KEY, 0xec, { KEY_CAMERA_UP } },
126 { KE_KEY, 0xed, { KEY_CAMERA_DOWN } },
127 { KE_KEY, 0xee, { KEY_CAMERA_LEFT } },
128 { KE_KEY, 0xef, { KEY_CAMERA_RIGHT } },
129 { KE_END, 0},
130};
131
132struct bios_args {
99struct bios_args {
133 u32 dev_id;
134 u32 ctrl_param;
100 u32 dev_id;
101 u32 ctrl_param;
135};
136
137/*
102};
103
104/*
138 * eeepc-wmi/ - debugfs root directory
105 * <platform>/ - debugfs root directory
139 * dev_id - current dev_id
140 * ctrl_param - current ctrl_param
141 * devs - call DEVS(dev_id, ctrl_param) and print result
142 * dsts - call DSTS(dev_id) and print result
143 */
106 * dev_id - current dev_id
107 * ctrl_param - current ctrl_param
108 * devs - call DEVS(dev_id, ctrl_param) and print result
109 * dsts - call DSTS(dev_id) and print result
110 */
144struct eeepc_wmi_debug {
111struct asus_wmi_debug {
145 struct dentry *root;
146 u32 dev_id;
147 u32 ctrl_param;
148};
149
112 struct dentry *root;
113 u32 dev_id;
114 u32 ctrl_param;
115};
116
150struct eeepc_wmi {
151 bool hotplug_wireless;
152
117struct asus_wmi {
153 struct input_dev *inputdev;
154 struct backlight_device *backlight_device;
155 struct platform_device *platform_device;
156
157 struct led_classdev tpd_led;
158 int tpd_led_wk;
159 struct workqueue_struct *led_workqueue;
160 struct work_struct tpd_led_work;

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165 struct rfkill *wwan3g_rfkill;
166
167 struct hotplug_slot *hotplug_slot;
168 struct mutex hotplug_lock;
169 struct mutex wmi_lock;
170 struct workqueue_struct *hotplug_workqueue;
171 struct work_struct hotplug_work;
172
118 struct input_dev *inputdev;
119 struct backlight_device *backlight_device;
120 struct platform_device *platform_device;
121
122 struct led_classdev tpd_led;
123 int tpd_led_wk;
124 struct workqueue_struct *led_workqueue;
125 struct work_struct tpd_led_work;

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130 struct rfkill *wwan3g_rfkill;
131
132 struct hotplug_slot *hotplug_slot;
133 struct mutex hotplug_lock;
134 struct mutex wmi_lock;
135 struct workqueue_struct *hotplug_workqueue;
136 struct work_struct hotplug_work;
137
173 struct eeepc_wmi_debug debug;
138 struct asus_wmi_debug debug;
139
140 struct asus_wmi_driver *driver;
174};
175
141};
142
176static int eeepc_wmi_input_init(struct eeepc_wmi *eeepc)
143static int asus_wmi_input_init(struct asus_wmi *asus)
177{
178 int err;
179
144{
145 int err;
146
180 eeepc->inputdev = input_allocate_device();
181 if (!eeepc->inputdev)
147 asus->inputdev = input_allocate_device();
148 if (!asus->inputdev)
182 return -ENOMEM;
183
149 return -ENOMEM;
150
184 eeepc->inputdev->name = "Eee PC WMI hotkeys";
185 eeepc->inputdev->phys = EEEPC_WMI_FILE "/input0";
186 eeepc->inputdev->id.bustype = BUS_HOST;
187 eeepc->inputdev->dev.parent = &eeepc->platform_device->dev;
151 asus->inputdev->name = asus->driver->input_phys;
152 asus->inputdev->phys = asus->driver->input_name;
153 asus->inputdev->id.bustype = BUS_HOST;
154 asus->inputdev->dev.parent = &asus->platform_device->dev;
188
155
189 err = sparse_keymap_setup(eeepc->inputdev, eeepc_wmi_keymap, NULL);
156 err = sparse_keymap_setup(asus->inputdev, asus->driver->keymap, NULL);
190 if (err)
191 goto err_free_dev;
192
157 if (err)
158 goto err_free_dev;
159
193 err = input_register_device(eeepc->inputdev);
160 err = input_register_device(asus->inputdev);
194 if (err)
195 goto err_free_keymap;
196
197 return 0;
198
199err_free_keymap:
161 if (err)
162 goto err_free_keymap;
163
164 return 0;
165
166err_free_keymap:
200 sparse_keymap_free(eeepc->inputdev);
167 sparse_keymap_free(asus->inputdev);
201err_free_dev:
168err_free_dev:
202 input_free_device(eeepc->inputdev);
169 input_free_device(asus->inputdev);
203 return err;
204}
205
170 return err;
171}
172
206static void eeepc_wmi_input_exit(struct eeepc_wmi *eeepc)
173static void asus_wmi_input_exit(struct asus_wmi *asus)
207{
174{
208 if (eeepc->inputdev) {
209 sparse_keymap_free(eeepc->inputdev);
210 input_unregister_device(eeepc->inputdev);
175 if (asus->inputdev) {
176 sparse_keymap_free(asus->inputdev);
177 input_unregister_device(asus->inputdev);
211 }
212
178 }
179
213 eeepc->inputdev = NULL;
180 asus->inputdev = NULL;
214}
215
181}
182
216static acpi_status eeepc_wmi_get_devstate(u32 dev_id, u32 *retval)
183static acpi_status asus_wmi_get_devstate(u32 dev_id, u32 *retval)
217{
184{
218 struct acpi_buffer input = { (acpi_size)sizeof(u32), &dev_id };
185 struct acpi_buffer input = { (acpi_size) sizeof(u32), &dev_id };
219 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
220 union acpi_object *obj;
221 acpi_status status;
222 u32 tmp;
223
186 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
187 union acpi_object *obj;
188 acpi_status status;
189 u32 tmp;
190
224 status = wmi_evaluate_method(EEEPC_WMI_MGMT_GUID,
225 1, EEEPC_WMI_METHODID_DSTS,
191 status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID,
192 1, ASUS_WMI_METHODID_DSTS,
226 &input, &output);
227
228 if (ACPI_FAILURE(status))
229 return status;
230
231 obj = (union acpi_object *)output.pointer;
232 if (obj && obj->type == ACPI_TYPE_INTEGER)
193 &input, &output);
194
195 if (ACPI_FAILURE(status))
196 return status;
197
198 obj = (union acpi_object *)output.pointer;
199 if (obj && obj->type == ACPI_TYPE_INTEGER)
233 tmp = (u32)obj->integer.value;
200 tmp = (u32) obj->integer.value;
234 else
235 tmp = 0;
236
237 if (retval)
238 *retval = tmp;
239
240 kfree(obj);
241
242 return status;
243
244}
245
201 else
202 tmp = 0;
203
204 if (retval)
205 *retval = tmp;
206
207 kfree(obj);
208
209 return status;
210
211}
212
246static acpi_status eeepc_wmi_set_devstate(u32 dev_id, u32 ctrl_param,
247 u32 *retval)
213static acpi_status asus_wmi_set_devstate(u32 dev_id, u32 ctrl_param,
214 u32 *retval)
248{
249 struct bios_args args = {
250 .dev_id = dev_id,
251 .ctrl_param = ctrl_param,
252 };
215{
216 struct bios_args args = {
217 .dev_id = dev_id,
218 .ctrl_param = ctrl_param,
219 };
253 struct acpi_buffer input = { (acpi_size)sizeof(args), &args };
220 struct acpi_buffer input = { (acpi_size) sizeof(args), &args };
254 acpi_status status;
255
256 if (!retval) {
221 acpi_status status;
222
223 if (!retval) {
257 status = wmi_evaluate_method(EEEPC_WMI_MGMT_GUID, 1,
258 EEEPC_WMI_METHODID_DEVS,
224 status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 1,
225 ASUS_WMI_METHODID_DEVS,
259 &input, NULL);
260 } else {
261 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
262 union acpi_object *obj;
263 u32 tmp;
264
226 &input, NULL);
227 } else {
228 struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
229 union acpi_object *obj;
230 u32 tmp;
231
265 status = wmi_evaluate_method(EEEPC_WMI_MGMT_GUID, 1,
266 EEEPC_WMI_METHODID_DEVS,
232 status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID, 1,
233 ASUS_WMI_METHODID_DEVS,
267 &input, &output);
268
269 if (ACPI_FAILURE(status))
270 return status;
271
272 obj = (union acpi_object *)output.pointer;
273 if (obj && obj->type == ACPI_TYPE_INTEGER)
234 &input, &output);
235
236 if (ACPI_FAILURE(status))
237 return status;
238
239 obj = (union acpi_object *)output.pointer;
240 if (obj && obj->type == ACPI_TYPE_INTEGER)
274 tmp = (u32)obj->integer.value;
241 tmp = (u32) obj->integer.value;
275 else
276 tmp = 0;
277
278 *retval = tmp;
279
280 kfree(obj);
281 }
282
283 return status;
284}
285
286/* Helper for special devices with magic return codes */
242 else
243 tmp = 0;
244
245 *retval = tmp;
246
247 kfree(obj);
248 }
249
250 return status;
251}
252
253/* Helper for special devices with magic return codes */
287static int eeepc_wmi_get_devstate_bits(u32 dev_id, u32 mask)
254static int asus_wmi_get_devstate_bits(u32 dev_id, u32 mask)
288{
289 u32 retval = 0;
290 acpi_status status;
291
255{
256 u32 retval = 0;
257 acpi_status status;
258
292 status = eeepc_wmi_get_devstate(dev_id, &retval);
259 status = asus_wmi_get_devstate(dev_id, &retval);
293
294 if (ACPI_FAILURE(status))
295 return -EINVAL;
296
260
261 if (ACPI_FAILURE(status))
262 return -EINVAL;
263
297 if (!(retval & EEEPC_WMI_DSTS_PRESENCE_BIT))
264 if (!(retval & ASUS_WMI_DSTS_PRESENCE_BIT))
298 return -ENODEV;
299
300 return retval & mask;
301}
302
265 return -ENODEV;
266
267 return retval & mask;
268}
269
303static int eeepc_wmi_get_devstate_simple(u32 dev_id)
270static int asus_wmi_get_devstate_simple(u32 dev_id)
304{
271{
305 return eeepc_wmi_get_devstate_bits(dev_id, EEEPC_WMI_DSTS_STATUS_BIT);
272 return asus_wmi_get_devstate_bits(dev_id, ASUS_WMI_DSTS_STATUS_BIT);
306}
307
308/*
309 * LEDs
310 */
311/*
312 * These functions actually update the LED's, and are called from a
313 * workqueue. By doing this as separate work rather than when the LED
273}
274
275/*
276 * LEDs
277 */
278/*
279 * These functions actually update the LED's, and are called from a
280 * workqueue. By doing this as separate work rather than when the LED
314 * subsystem asks, we avoid messing with the Eeepc ACPI stuff during a
281 * subsystem asks, we avoid messing with the Asus ACPI stuff during a
315 * potentially bad time, such as a timer interrupt.
316 */
317static void tpd_led_update(struct work_struct *work)
318{
319 int ctrl_param;
282 * potentially bad time, such as a timer interrupt.
283 */
284static void tpd_led_update(struct work_struct *work)
285{
286 int ctrl_param;
320 struct eeepc_wmi *eeepc;
287 struct asus_wmi *asus;
321
288
322 eeepc = container_of(work, struct eeepc_wmi, tpd_led_work);
289 asus = container_of(work, struct asus_wmi, tpd_led_work);
323
290
324 ctrl_param = eeepc->tpd_led_wk;
325 eeepc_wmi_set_devstate(EEEPC_WMI_DEVID_TOUCHPAD_LED, ctrl_param, NULL);
291 ctrl_param = asus->tpd_led_wk;
292 asus_wmi_set_devstate(ASUS_WMI_DEVID_TOUCHPAD_LED, ctrl_param, NULL);
326}
327
328static void tpd_led_set(struct led_classdev *led_cdev,
329 enum led_brightness value)
330{
293}
294
295static void tpd_led_set(struct led_classdev *led_cdev,
296 enum led_brightness value)
297{
331 struct eeepc_wmi *eeepc;
298 struct asus_wmi *asus;
332
299
333 eeepc = container_of(led_cdev, struct eeepc_wmi, tpd_led);
300 asus = container_of(led_cdev, struct asus_wmi, tpd_led);
334
301
335 eeepc->tpd_led_wk = !!value;
336 queue_work(eeepc->led_workqueue, &eeepc->tpd_led_work);
302 asus->tpd_led_wk = !!value;
303 queue_work(asus->led_workqueue, &asus->tpd_led_work);
337}
338
304}
305
339static int read_tpd_led_state(struct eeepc_wmi *eeepc)
306static int read_tpd_led_state(struct asus_wmi *asus)
340{
307{
341 return eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_TOUCHPAD_LED);
308 return asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_TOUCHPAD_LED);
342}
343
344static enum led_brightness tpd_led_get(struct led_classdev *led_cdev)
345{
309}
310
311static enum led_brightness tpd_led_get(struct led_classdev *led_cdev)
312{
346 struct eeepc_wmi *eeepc;
313 struct asus_wmi *asus;
347
314
348 eeepc = container_of(led_cdev, struct eeepc_wmi, tpd_led);
315 asus = container_of(led_cdev, struct asus_wmi, tpd_led);
349
316
350 return read_tpd_led_state(eeepc);
317 return read_tpd_led_state(asus);
351}
352
318}
319
353static int eeepc_wmi_led_init(struct eeepc_wmi *eeepc)
320static int asus_wmi_led_init(struct asus_wmi *asus)
354{
355 int rv;
356
321{
322 int rv;
323
357 if (read_tpd_led_state(eeepc) < 0)
324 if (read_tpd_led_state(asus) < 0)
358 return 0;
359
325 return 0;
326
360 eeepc->led_workqueue = create_singlethread_workqueue("led_workqueue");
361 if (!eeepc->led_workqueue)
327 asus->led_workqueue = create_singlethread_workqueue("led_workqueue");
328 if (!asus->led_workqueue)
362 return -ENOMEM;
329 return -ENOMEM;
363 INIT_WORK(&eeepc->tpd_led_work, tpd_led_update);
330 INIT_WORK(&asus->tpd_led_work, tpd_led_update);
364
331
365 eeepc->tpd_led.name = "eeepc::touchpad";
366 eeepc->tpd_led.brightness_set = tpd_led_set;
367 eeepc->tpd_led.brightness_get = tpd_led_get;
368 eeepc->tpd_led.max_brightness = 1;
332 asus->tpd_led.name = "asus::touchpad";
333 asus->tpd_led.brightness_set = tpd_led_set;
334 asus->tpd_led.brightness_get = tpd_led_get;
335 asus->tpd_led.max_brightness = 1;
369
336
370 rv = led_classdev_register(&eeepc->platform_device->dev,
371 &eeepc->tpd_led);
337 rv = led_classdev_register(&asus->platform_device->dev, &asus->tpd_led);
372 if (rv) {
338 if (rv) {
373 destroy_workqueue(eeepc->led_workqueue);
339 destroy_workqueue(asus->led_workqueue);
374 return rv;
375 }
376
377 return 0;
378}
379
340 return rv;
341 }
342
343 return 0;
344}
345
380static void eeepc_wmi_led_exit(struct eeepc_wmi *eeepc)
346static void asus_wmi_led_exit(struct asus_wmi *asus)
381{
347{
382 if (eeepc->tpd_led.dev)
383 led_classdev_unregister(&eeepc->tpd_led);
384 if (eeepc->led_workqueue)
385 destroy_workqueue(eeepc->led_workqueue);
348 if (asus->tpd_led.dev)
349 led_classdev_unregister(&asus->tpd_led);
350 if (asus->led_workqueue)
351 destroy_workqueue(asus->led_workqueue);
386}
387
388/*
389 * PCI hotplug (for wlan rfkill)
390 */
352}
353
354/*
355 * PCI hotplug (for wlan rfkill)
356 */
391static bool eeepc_wlan_rfkill_blocked(struct eeepc_wmi *eeepc)
357static bool asus_wlan_rfkill_blocked(struct asus_wmi *asus)
392{
358{
393 int result = eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WLAN);
359 int result = asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_WLAN);
394
395 if (result < 0)
396 return false;
397 return !result;
398}
399
360
361 if (result < 0)
362 return false;
363 return !result;
364}
365
400static void eeepc_rfkill_hotplug(struct eeepc_wmi *eeepc)
366static void asus_rfkill_hotplug(struct asus_wmi *asus)
401{
402 struct pci_dev *dev;
403 struct pci_bus *bus;
404 bool blocked;
405 bool absent;
406 u32 l;
407
367{
368 struct pci_dev *dev;
369 struct pci_bus *bus;
370 bool blocked;
371 bool absent;
372 u32 l;
373
408 mutex_lock(&eeepc->wmi_lock);
409 blocked = eeepc_wlan_rfkill_blocked(eeepc);
410 mutex_unlock(&eeepc->wmi_lock);
374 mutex_lock(&asus->wmi_lock);
375 blocked = asus_wlan_rfkill_blocked(asus);
376 mutex_unlock(&asus->wmi_lock);
411
377
412 mutex_lock(&eeepc->hotplug_lock);
378 mutex_lock(&asus->hotplug_lock);
413
379
414 if (eeepc->wlan_rfkill)
415 rfkill_set_sw_state(eeepc->wlan_rfkill, blocked);
380 if (asus->wlan_rfkill)
381 rfkill_set_sw_state(asus->wlan_rfkill, blocked);
416
382
417 if (eeepc->hotplug_slot) {
383 if (asus->hotplug_slot) {
418 bus = pci_find_bus(0, 1);
419 if (!bus) {
420 pr_warning("Unable to find PCI bus 1?\n");
421 goto out_unlock;
422 }
423
424 if (pci_bus_read_config_dword(bus, 0, PCI_VENDOR_ID, &l)) {
425 pr_err("Unable to read PCI config space?\n");
426 goto out_unlock;
427 }
428 absent = (l == 0xffffffff);
429
430 if (blocked != absent) {
431 pr_warning("BIOS says wireless lan is %s, "
384 bus = pci_find_bus(0, 1);
385 if (!bus) {
386 pr_warning("Unable to find PCI bus 1?\n");
387 goto out_unlock;
388 }
389
390 if (pci_bus_read_config_dword(bus, 0, PCI_VENDOR_ID, &l)) {
391 pr_err("Unable to read PCI config space?\n");
392 goto out_unlock;
393 }
394 absent = (l == 0xffffffff);
395
396 if (blocked != absent) {
397 pr_warning("BIOS says wireless lan is %s, "
432 "but the pci device is %s\n",
433 blocked ? "blocked" : "unblocked",
434 absent ? "absent" : "present");
398 "but the pci device is %s\n",
399 blocked ? "blocked" : "unblocked",
400 absent ? "absent" : "present");
435 pr_warning("skipped wireless hotplug as probably "
401 pr_warning("skipped wireless hotplug as probably "
436 "inappropriate for this model\n");
402 "inappropriate for this model\n");
437 goto out_unlock;
438 }
439
440 if (!blocked) {
441 dev = pci_get_slot(bus, 0);
442 if (dev) {
443 /* Device already present */
444 pci_dev_put(dev);

--- 10 unchanged lines hidden (view full) ---

455 if (dev) {
456 pci_remove_bus_device(dev);
457 pci_dev_put(dev);
458 }
459 }
460 }
461
462out_unlock:
403 goto out_unlock;
404 }
405
406 if (!blocked) {
407 dev = pci_get_slot(bus, 0);
408 if (dev) {
409 /* Device already present */
410 pci_dev_put(dev);

--- 10 unchanged lines hidden (view full) ---

421 if (dev) {
422 pci_remove_bus_device(dev);
423 pci_dev_put(dev);
424 }
425 }
426 }
427
428out_unlock:
463 mutex_unlock(&eeepc->hotplug_lock);
429 mutex_unlock(&asus->hotplug_lock);
464}
465
430}
431
466static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
432static void asus_rfkill_notify(acpi_handle handle, u32 event, void *data)
467{
433{
468 struct eeepc_wmi *eeepc = data;
434 struct asus_wmi *asus = data;
469
470 if (event != ACPI_NOTIFY_BUS_CHECK)
471 return;
472
473 /*
435
436 if (event != ACPI_NOTIFY_BUS_CHECK)
437 return;
438
439 /*
474 * We can't call directly eeepc_rfkill_hotplug because most
440 * We can't call directly asus_rfkill_hotplug because most
475 * of the time WMBC is still being executed and not reetrant.
476 * There is currently no way to tell ACPICA that we want this
441 * of the time WMBC is still being executed and not reetrant.
442 * There is currently no way to tell ACPICA that we want this
477 * method to be serialized, we schedule a eeepc_rfkill_hotplug
443 * method to be serialized, we schedule a asus_rfkill_hotplug
478 * call later, in a safer context.
479 */
444 * call later, in a safer context.
445 */
480 queue_work(eeepc->hotplug_workqueue, &eeepc->hotplug_work);
446 queue_work(asus->hotplug_workqueue, &asus->hotplug_work);
481}
482
447}
448
483static int eeepc_register_rfkill_notifier(struct eeepc_wmi *eeepc,
484 char *node)
449static int asus_register_rfkill_notifier(struct asus_wmi *asus, char *node)
485{
486 acpi_status status;
487 acpi_handle handle;
488
489 status = acpi_get_handle(NULL, node, &handle);
490
491 if (ACPI_SUCCESS(status)) {
492 status = acpi_install_notify_handler(handle,
493 ACPI_SYSTEM_NOTIFY,
450{
451 acpi_status status;
452 acpi_handle handle;
453
454 status = acpi_get_handle(NULL, node, &handle);
455
456 if (ACPI_SUCCESS(status)) {
457 status = acpi_install_notify_handler(handle,
458 ACPI_SYSTEM_NOTIFY,
494 eeepc_rfkill_notify,
495 eeepc);
459 asus_rfkill_notify, asus);
496 if (ACPI_FAILURE(status))
497 pr_warning("Failed to register notify on %s\n", node);
498 } else
499 return -ENODEV;
500
501 return 0;
502}
503
460 if (ACPI_FAILURE(status))
461 pr_warning("Failed to register notify on %s\n", node);
462 } else
463 return -ENODEV;
464
465 return 0;
466}
467
504static void eeepc_unregister_rfkill_notifier(struct eeepc_wmi *eeepc,
505 char *node)
468static void asus_unregister_rfkill_notifier(struct asus_wmi *asus, char *node)
506{
507 acpi_status status = AE_OK;
508 acpi_handle handle;
509
510 status = acpi_get_handle(NULL, node, &handle);
511
512 if (ACPI_SUCCESS(status)) {
513 status = acpi_remove_notify_handler(handle,
469{
470 acpi_status status = AE_OK;
471 acpi_handle handle;
472
473 status = acpi_get_handle(NULL, node, &handle);
474
475 if (ACPI_SUCCESS(status)) {
476 status = acpi_remove_notify_handler(handle,
514 ACPI_SYSTEM_NOTIFY,
515 eeepc_rfkill_notify);
477 ACPI_SYSTEM_NOTIFY,
478 asus_rfkill_notify);
516 if (ACPI_FAILURE(status))
517 pr_err("Error removing rfkill notify handler %s\n",
479 if (ACPI_FAILURE(status))
480 pr_err("Error removing rfkill notify handler %s\n",
518 node);
481 node);
519 }
520}
521
482 }
483}
484
522static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot,
523 u8 *value)
485static int asus_get_adapter_status(struct hotplug_slot *hotplug_slot,
486 u8 *value)
524{
487{
525 int result = eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WLAN);
488 int result = asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_WLAN);
526
527 if (result < 0)
528 return result;
529
530 *value = !!result;
531 return 0;
532}
533
489
490 if (result < 0)
491 return result;
492
493 *value = !!result;
494 return 0;
495}
496
534static void eeepc_cleanup_pci_hotplug(struct hotplug_slot *hotplug_slot)
497static void asus_cleanup_pci_hotplug(struct hotplug_slot *hotplug_slot)
535{
536 kfree(hotplug_slot->info);
537 kfree(hotplug_slot);
538}
539
498{
499 kfree(hotplug_slot->info);
500 kfree(hotplug_slot);
501}
502
540static struct hotplug_slot_ops eeepc_hotplug_slot_ops = {
503static struct hotplug_slot_ops asus_hotplug_slot_ops = {
541 .owner = THIS_MODULE,
504 .owner = THIS_MODULE,
542 .get_adapter_status = eeepc_get_adapter_status,
543 .get_power_status = eeepc_get_adapter_status,
505 .get_adapter_status = asus_get_adapter_status,
506 .get_power_status = asus_get_adapter_status,
544};
545
507};
508
546static void eeepc_hotplug_work(struct work_struct *work)
509static void asus_hotplug_work(struct work_struct *work)
547{
510{
548 struct eeepc_wmi *eeepc;
511 struct asus_wmi *asus;
549
512
550 eeepc = container_of(work, struct eeepc_wmi, hotplug_work);
551 eeepc_rfkill_hotplug(eeepc);
513 asus = container_of(work, struct asus_wmi, hotplug_work);
514 asus_rfkill_hotplug(asus);
552}
553
515}
516
554static int eeepc_setup_pci_hotplug(struct eeepc_wmi *eeepc)
517static int asus_setup_pci_hotplug(struct asus_wmi *asus)
555{
556 int ret = -ENOMEM;
557 struct pci_bus *bus = pci_find_bus(0, 1);
558
559 if (!bus) {
560 pr_err("Unable to find wifi PCI bus\n");
561 return -ENODEV;
562 }
563
518{
519 int ret = -ENOMEM;
520 struct pci_bus *bus = pci_find_bus(0, 1);
521
522 if (!bus) {
523 pr_err("Unable to find wifi PCI bus\n");
524 return -ENODEV;
525 }
526
564 eeepc->hotplug_workqueue =
565 create_singlethread_workqueue("hotplug_workqueue");
566 if (!eeepc->hotplug_workqueue)
527 asus->hotplug_workqueue =
528 create_singlethread_workqueue("hotplug_workqueue");
529 if (!asus->hotplug_workqueue)
567 goto error_workqueue;
568
530 goto error_workqueue;
531
569 INIT_WORK(&eeepc->hotplug_work, eeepc_hotplug_work);
532 INIT_WORK(&asus->hotplug_work, asus_hotplug_work);
570
533
571 eeepc->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL);
572 if (!eeepc->hotplug_slot)
534 asus->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL);
535 if (!asus->hotplug_slot)
573 goto error_slot;
574
536 goto error_slot;
537
575 eeepc->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info),
576 GFP_KERNEL);
577 if (!eeepc->hotplug_slot->info)
538 asus->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info),
539 GFP_KERNEL);
540 if (!asus->hotplug_slot->info)
578 goto error_info;
579
541 goto error_info;
542
580 eeepc->hotplug_slot->private = eeepc;
581 eeepc->hotplug_slot->release = &eeepc_cleanup_pci_hotplug;
582 eeepc->hotplug_slot->ops = &eeepc_hotplug_slot_ops;
583 eeepc_get_adapter_status(eeepc->hotplug_slot,
584 &eeepc->hotplug_slot->info->adapter_status);
543 asus->hotplug_slot->private = asus;
544 asus->hotplug_slot->release = &asus_cleanup_pci_hotplug;
545 asus->hotplug_slot->ops = &asus_hotplug_slot_ops;
546 asus_get_adapter_status(asus->hotplug_slot,
547 &asus->hotplug_slot->info->adapter_status);
585
548
586 ret = pci_hp_register(eeepc->hotplug_slot, bus, 0, "eeepc-wifi");
549 ret = pci_hp_register(asus->hotplug_slot, bus, 0, "asus-wifi");
587 if (ret) {
588 pr_err("Unable to register hotplug slot - %d\n", ret);
589 goto error_register;
590 }
591
592 return 0;
593
594error_register:
550 if (ret) {
551 pr_err("Unable to register hotplug slot - %d\n", ret);
552 goto error_register;
553 }
554
555 return 0;
556
557error_register:
595 kfree(eeepc->hotplug_slot->info);
558 kfree(asus->hotplug_slot->info);
596error_info:
559error_info:
597 kfree(eeepc->hotplug_slot);
598 eeepc->hotplug_slot = NULL;
560 kfree(asus->hotplug_slot);
561 asus->hotplug_slot = NULL;
599error_slot:
562error_slot:
600 destroy_workqueue(eeepc->hotplug_workqueue);
563 destroy_workqueue(asus->hotplug_workqueue);
601error_workqueue:
602 return ret;
603}
604
605/*
606 * Rfkill devices
607 */
564error_workqueue:
565 return ret;
566}
567
568/*
569 * Rfkill devices
570 */
608static int eeepc_rfkill_set(void *data, bool blocked)
571static int asus_rfkill_set(void *data, bool blocked)
609{
610 int dev_id = (unsigned long)data;
611 u32 ctrl_param = !blocked;
612 acpi_status status;
613
572{
573 int dev_id = (unsigned long)data;
574 u32 ctrl_param = !blocked;
575 acpi_status status;
576
614 status = eeepc_wmi_set_devstate(dev_id, ctrl_param, NULL);
577 status = asus_wmi_set_devstate(dev_id, ctrl_param, NULL);
615
616 if (ACPI_FAILURE(status))
617 return -EIO;
618
619 return 0;
620}
621
578
579 if (ACPI_FAILURE(status))
580 return -EIO;
581
582 return 0;
583}
584
622static void eeepc_rfkill_query(struct rfkill *rfkill, void *data)
585static void asus_rfkill_query(struct rfkill *rfkill, void *data)
623{
624 int dev_id = (unsigned long)data;
625 int result;
626
586{
587 int dev_id = (unsigned long)data;
588 int result;
589
627 result = eeepc_wmi_get_devstate_simple(dev_id);
590 result = asus_wmi_get_devstate_simple(dev_id);
628
629 if (result < 0)
591
592 if (result < 0)
630 return ;
593 return;
631
632 rfkill_set_sw_state(rfkill, !result);
633}
634
594
595 rfkill_set_sw_state(rfkill, !result);
596}
597
635static int eeepc_rfkill_wlan_set(void *data, bool blocked)
598static int asus_rfkill_wlan_set(void *data, bool blocked)
636{
599{
637 struct eeepc_wmi *eeepc = data;
600 struct asus_wmi *asus = data;
638 int ret;
639
640 /*
641 * This handler is enabled only if hotplug is enabled.
601 int ret;
602
603 /*
604 * This handler is enabled only if hotplug is enabled.
642 * In this case, the eeepc_wmi_set_devstate() will
605 * In this case, the asus_wmi_set_devstate() will
643 * trigger a wmi notification and we need to wait
644 * this call to finish before being able to call
645 * any wmi method
646 */
606 * trigger a wmi notification and we need to wait
607 * this call to finish before being able to call
608 * any wmi method
609 */
647 mutex_lock(&eeepc->wmi_lock);
648 ret = eeepc_rfkill_set((void *)(long)EEEPC_WMI_DEVID_WLAN, blocked);
649 mutex_unlock(&eeepc->wmi_lock);
610 mutex_lock(&asus->wmi_lock);
611 ret = asus_rfkill_set((void *)(long)ASUS_WMI_DEVID_WLAN, blocked);
612 mutex_unlock(&asus->wmi_lock);
650 return ret;
651}
652
613 return ret;
614}
615
653static void eeepc_rfkill_wlan_query(struct rfkill *rfkill, void *data)
616static void asus_rfkill_wlan_query(struct rfkill *rfkill, void *data)
654{
617{
655 eeepc_rfkill_query(rfkill, (void *)(long)EEEPC_WMI_DEVID_WLAN);
618 asus_rfkill_query(rfkill, (void *)(long)ASUS_WMI_DEVID_WLAN);
656}
657
619}
620
658static const struct rfkill_ops eeepc_rfkill_wlan_ops = {
659 .set_block = eeepc_rfkill_wlan_set,
660 .query = eeepc_rfkill_wlan_query,
621static const struct rfkill_ops asus_rfkill_wlan_ops = {
622 .set_block = asus_rfkill_wlan_set,
623 .query = asus_rfkill_wlan_query,
661};
662
624};
625
663static const struct rfkill_ops eeepc_rfkill_ops = {
664 .set_block = eeepc_rfkill_set,
665 .query = eeepc_rfkill_query,
626static const struct rfkill_ops asus_rfkill_ops = {
627 .set_block = asus_rfkill_set,
628 .query = asus_rfkill_query,
666};
667
629};
630
668static int eeepc_new_rfkill(struct eeepc_wmi *eeepc,
669 struct rfkill **rfkill,
670 const char *name,
671 enum rfkill_type type, int dev_id)
631static int asus_new_rfkill(struct asus_wmi *asus,
632 struct rfkill **rfkill,
633 const char *name, enum rfkill_type type, int dev_id)
672{
634{
673 int result = eeepc_wmi_get_devstate_simple(dev_id);
635 int result = asus_wmi_get_devstate_simple(dev_id);
674
675 if (result < 0)
676 return result;
677
636
637 if (result < 0)
638 return result;
639
678 if (dev_id == EEEPC_WMI_DEVID_WLAN && eeepc->hotplug_wireless)
679 *rfkill = rfkill_alloc(name, &eeepc->platform_device->dev, type,
680 &eeepc_rfkill_wlan_ops, eeepc);
640 if (dev_id == ASUS_WMI_DEVID_WLAN && asus->driver->hotplug_wireless)
641 *rfkill = rfkill_alloc(name, &asus->platform_device->dev, type,
642 &asus_rfkill_wlan_ops, asus);
681 else
643 else
682 *rfkill = rfkill_alloc(name, &eeepc->platform_device->dev, type,
683 &eeepc_rfkill_ops, (void *)(long)dev_id);
644 *rfkill = rfkill_alloc(name, &asus->platform_device->dev, type,
645 &asus_rfkill_ops, (void *)(long)dev_id);
684
685 if (!*rfkill)
686 return -EINVAL;
687
688 rfkill_init_sw_state(*rfkill, !result);
689 result = rfkill_register(*rfkill);
690 if (result) {
691 rfkill_destroy(*rfkill);
692 *rfkill = NULL;
693 return result;
694 }
695 return 0;
696}
697
646
647 if (!*rfkill)
648 return -EINVAL;
649
650 rfkill_init_sw_state(*rfkill, !result);
651 result = rfkill_register(*rfkill);
652 if (result) {
653 rfkill_destroy(*rfkill);
654 *rfkill = NULL;
655 return result;
656 }
657 return 0;
658}
659
698static void eeepc_wmi_rfkill_exit(struct eeepc_wmi *eeepc)
660static void asus_wmi_rfkill_exit(struct asus_wmi *asus)
699{
661{
700 eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5");
701 eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6");
702 eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7");
703 if (eeepc->wlan_rfkill) {
704 rfkill_unregister(eeepc->wlan_rfkill);
705 rfkill_destroy(eeepc->wlan_rfkill);
706 eeepc->wlan_rfkill = NULL;
662 asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P5");
663 asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P6");
664 asus_unregister_rfkill_notifier(asus, "\\_SB.PCI0.P0P7");
665 if (asus->wlan_rfkill) {
666 rfkill_unregister(asus->wlan_rfkill);
667 rfkill_destroy(asus->wlan_rfkill);
668 asus->wlan_rfkill = NULL;
707 }
708 /*
709 * Refresh pci hotplug in case the rfkill state was changed after
669 }
670 /*
671 * Refresh pci hotplug in case the rfkill state was changed after
710 * eeepc_unregister_rfkill_notifier()
672 * asus_unregister_rfkill_notifier()
711 */
673 */
712 eeepc_rfkill_hotplug(eeepc);
713 if (eeepc->hotplug_slot)
714 pci_hp_deregister(eeepc->hotplug_slot);
715 if (eeepc->hotplug_workqueue)
716 destroy_workqueue(eeepc->hotplug_workqueue);
674 asus_rfkill_hotplug(asus);
675 if (asus->hotplug_slot)
676 pci_hp_deregister(asus->hotplug_slot);
677 if (asus->hotplug_workqueue)
678 destroy_workqueue(asus->hotplug_workqueue);
717
679
718 if (eeepc->bluetooth_rfkill) {
719 rfkill_unregister(eeepc->bluetooth_rfkill);
720 rfkill_destroy(eeepc->bluetooth_rfkill);
721 eeepc->bluetooth_rfkill = NULL;
680 if (asus->bluetooth_rfkill) {
681 rfkill_unregister(asus->bluetooth_rfkill);
682 rfkill_destroy(asus->bluetooth_rfkill);
683 asus->bluetooth_rfkill = NULL;
722 }
684 }
723 if (eeepc->wimax_rfkill) {
724 rfkill_unregister(eeepc->wimax_rfkill);
725 rfkill_destroy(eeepc->wimax_rfkill);
726 eeepc->wimax_rfkill = NULL;
685 if (asus->wimax_rfkill) {
686 rfkill_unregister(asus->wimax_rfkill);
687 rfkill_destroy(asus->wimax_rfkill);
688 asus->wimax_rfkill = NULL;
727 }
689 }
728 if (eeepc->wwan3g_rfkill) {
729 rfkill_unregister(eeepc->wwan3g_rfkill);
730 rfkill_destroy(eeepc->wwan3g_rfkill);
731 eeepc->wwan3g_rfkill = NULL;
690 if (asus->wwan3g_rfkill) {
691 rfkill_unregister(asus->wwan3g_rfkill);
692 rfkill_destroy(asus->wwan3g_rfkill);
693 asus->wwan3g_rfkill = NULL;
732 }
733}
734
694 }
695}
696
735static int eeepc_wmi_rfkill_init(struct eeepc_wmi *eeepc)
697static int asus_wmi_rfkill_init(struct asus_wmi *asus)
736{
737 int result = 0;
738
698{
699 int result = 0;
700
739 mutex_init(&eeepc->hotplug_lock);
740 mutex_init(&eeepc->wmi_lock);
701 mutex_init(&asus->hotplug_lock);
702 mutex_init(&asus->wmi_lock);
741
703
742 result = eeepc_new_rfkill(eeepc, &eeepc->wlan_rfkill,
743 "eeepc-wlan", RFKILL_TYPE_WLAN,
744 EEEPC_WMI_DEVID_WLAN);
704 result = asus_new_rfkill(asus, &asus->wlan_rfkill,
705 "asus-wlan", RFKILL_TYPE_WLAN,
706 ASUS_WMI_DEVID_WLAN);
745
746 if (result && result != -ENODEV)
747 goto exit;
748
707
708 if (result && result != -ENODEV)
709 goto exit;
710
749 result = eeepc_new_rfkill(eeepc, &eeepc->bluetooth_rfkill,
750 "eeepc-bluetooth", RFKILL_TYPE_BLUETOOTH,
751 EEEPC_WMI_DEVID_BLUETOOTH);
711 result = asus_new_rfkill(asus, &asus->bluetooth_rfkill,
712 "asus-bluetooth", RFKILL_TYPE_BLUETOOTH,
713 ASUS_WMI_DEVID_BLUETOOTH);
752
753 if (result && result != -ENODEV)
754 goto exit;
755
714
715 if (result && result != -ENODEV)
716 goto exit;
717
756 result = eeepc_new_rfkill(eeepc, &eeepc->wimax_rfkill,
757 "eeepc-wimax", RFKILL_TYPE_WIMAX,
758 EEEPC_WMI_DEVID_WIMAX);
718 result = asus_new_rfkill(asus, &asus->wimax_rfkill,
719 "asus-wimax", RFKILL_TYPE_WIMAX,
720 ASUS_WMI_DEVID_WIMAX);
759
760 if (result && result != -ENODEV)
761 goto exit;
762
721
722 if (result && result != -ENODEV)
723 goto exit;
724
763 result = eeepc_new_rfkill(eeepc, &eeepc->wwan3g_rfkill,
764 "eeepc-wwan3g", RFKILL_TYPE_WWAN,
765 EEEPC_WMI_DEVID_WWAN3G);
725 result = asus_new_rfkill(asus, &asus->wwan3g_rfkill,
726 "asus-wwan3g", RFKILL_TYPE_WWAN,
727 ASUS_WMI_DEVID_WWAN3G);
766
767 if (result && result != -ENODEV)
768 goto exit;
769
728
729 if (result && result != -ENODEV)
730 goto exit;
731
770 if (!eeepc->hotplug_wireless)
732 if (!asus->driver->hotplug_wireless)
771 goto exit;
772
733 goto exit;
734
773 result = eeepc_setup_pci_hotplug(eeepc);
735 result = asus_setup_pci_hotplug(asus);
774 /*
775 * If we get -EBUSY then something else is handling the PCI hotplug -
776 * don't fail in this case
777 */
778 if (result == -EBUSY)
779 result = 0;
780
736 /*
737 * If we get -EBUSY then something else is handling the PCI hotplug -
738 * don't fail in this case
739 */
740 if (result == -EBUSY)
741 result = 0;
742
781 eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5");
782 eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6");
783 eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7");
743 asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P5");
744 asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P6");
745 asus_register_rfkill_notifier(asus, "\\_SB.PCI0.P0P7");
784 /*
785 * Refresh pci hotplug in case the rfkill state was changed during
786 * setup.
787 */
746 /*
747 * Refresh pci hotplug in case the rfkill state was changed during
748 * setup.
749 */
788 eeepc_rfkill_hotplug(eeepc);
750 asus_rfkill_hotplug(asus);
789
790exit:
791 if (result && result != -ENODEV)
751
752exit:
753 if (result && result != -ENODEV)
792 eeepc_wmi_rfkill_exit(eeepc);
754 asus_wmi_rfkill_exit(asus);
793
794 if (result == -ENODEV)
795 result = 0;
796
797 return result;
798}
799
800/*
801 * Backlight
802 */
803static int read_backlight_power(void)
804{
755
756 if (result == -ENODEV)
757 result = 0;
758
759 return result;
760}
761
762/*
763 * Backlight
764 */
765static int read_backlight_power(void)
766{
805 int ret = eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_BACKLIGHT);
767 int ret = asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_BACKLIGHT);
806
807 if (ret < 0)
808 return ret;
809
810 return ret ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
811}
812
813static int read_brightness(struct backlight_device *bd)
814{
815 u32 retval;
816 acpi_status status;
817
768
769 if (ret < 0)
770 return ret;
771
772 return ret ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
773}
774
775static int read_brightness(struct backlight_device *bd)
776{
777 u32 retval;
778 acpi_status status;
779
818 status = eeepc_wmi_get_devstate(EEEPC_WMI_DEVID_BRIGHTNESS, &retval);
780 status = asus_wmi_get_devstate(ASUS_WMI_DEVID_BRIGHTNESS, &retval);
819
820 if (ACPI_FAILURE(status))
821 return -EIO;
822 else
781
782 if (ACPI_FAILURE(status))
783 return -EIO;
784 else
823 return retval & EEEPC_WMI_DSTS_BRIGHTNESS_MASK;
785 return retval & ASUS_WMI_DSTS_BRIGHTNESS_MASK;
824}
825
826static int update_bl_status(struct backlight_device *bd)
827{
828 u32 ctrl_param;
829 acpi_status status;
830 int power;
831
832 ctrl_param = bd->props.brightness;
833
786}
787
788static int update_bl_status(struct backlight_device *bd)
789{
790 u32 ctrl_param;
791 acpi_status status;
792 int power;
793
794 ctrl_param = bd->props.brightness;
795
834 status = eeepc_wmi_set_devstate(EEEPC_WMI_DEVID_BRIGHTNESS,
835 ctrl_param, NULL);
796 status = asus_wmi_set_devstate(ASUS_WMI_DEVID_BRIGHTNESS,
797 ctrl_param, NULL);
836
837 if (ACPI_FAILURE(status))
838 return -EIO;
839
840 power = read_backlight_power();
841 if (power != -ENODEV && bd->props.power != power) {
842 ctrl_param = !!(bd->props.power == FB_BLANK_UNBLANK);
798
799 if (ACPI_FAILURE(status))
800 return -EIO;
801
802 power = read_backlight_power();
803 if (power != -ENODEV && bd->props.power != power) {
804 ctrl_param = !!(bd->props.power == FB_BLANK_UNBLANK);
843 status = eeepc_wmi_set_devstate(EEEPC_WMI_DEVID_BACKLIGHT,
844 ctrl_param, NULL);
805 status = asus_wmi_set_devstate(ASUS_WMI_DEVID_BACKLIGHT,
806 ctrl_param, NULL);
845
846 if (ACPI_FAILURE(status))
847 return -EIO;
848 }
849 return 0;
850}
851
807
808 if (ACPI_FAILURE(status))
809 return -EIO;
810 }
811 return 0;
812}
813
852static const struct backlight_ops eeepc_wmi_bl_ops = {
814static const struct backlight_ops asus_wmi_bl_ops = {
853 .get_brightness = read_brightness,
854 .update_status = update_bl_status,
855};
856
815 .get_brightness = read_brightness,
816 .update_status = update_bl_status,
817};
818
857static int eeepc_wmi_backlight_notify(struct eeepc_wmi *eeepc, int code)
819static int asus_wmi_backlight_notify(struct asus_wmi *asus, int code)
858{
820{
859 struct backlight_device *bd = eeepc->backlight_device;
821 struct backlight_device *bd = asus->backlight_device;
860 int old = bd->props.brightness;
861 int new = old;
862
863 if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX)
864 new = code - NOTIFY_BRNUP_MIN + 1;
865 else if (code >= NOTIFY_BRNDOWN_MIN && code <= NOTIFY_BRNDOWN_MAX)
866 new = code - NOTIFY_BRNDOWN_MIN;
867
868 bd->props.brightness = new;
869 backlight_update_status(bd);
870 backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
871
872 return old;
873}
874
822 int old = bd->props.brightness;
823 int new = old;
824
825 if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX)
826 new = code - NOTIFY_BRNUP_MIN + 1;
827 else if (code >= NOTIFY_BRNDOWN_MIN && code <= NOTIFY_BRNDOWN_MAX)
828 new = code - NOTIFY_BRNDOWN_MIN;
829
830 bd->props.brightness = new;
831 backlight_update_status(bd);
832 backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
833
834 return old;
835}
836
875static int eeepc_wmi_backlight_init(struct eeepc_wmi *eeepc)
837static int asus_wmi_backlight_init(struct asus_wmi *asus)
876{
877 struct backlight_device *bd;
878 struct backlight_properties props;
879 int max;
880 int power;
881
838{
839 struct backlight_device *bd;
840 struct backlight_properties props;
841 int max;
842 int power;
843
882 max = eeepc_wmi_get_devstate_bits(EEEPC_WMI_DEVID_BRIGHTNESS,
883 EEEPC_WMI_DSTS_MAX_BRIGTH_MASK);
844 max = asus_wmi_get_devstate_bits(ASUS_WMI_DEVID_BRIGHTNESS,
845 ASUS_WMI_DSTS_MAX_BRIGTH_MASK);
884 power = read_backlight_power();
885
886 if (max < 0 && power < 0) {
887 /* Try to keep the original error */
888 if (max == -ENODEV && power == -ENODEV)
889 return -ENODEV;
890 if (max != -ENODEV)
891 return max;
892 else
893 return power;
894 }
895 if (max == -ENODEV)
896 max = 0;
897 if (power == -ENODEV)
898 power = FB_BLANK_UNBLANK;
899
900 memset(&props, 0, sizeof(struct backlight_properties));
901 props.max_brightness = max;
846 power = read_backlight_power();
847
848 if (max < 0 && power < 0) {
849 /* Try to keep the original error */
850 if (max == -ENODEV && power == -ENODEV)
851 return -ENODEV;
852 if (max != -ENODEV)
853 return max;
854 else
855 return power;
856 }
857 if (max == -ENODEV)
858 max = 0;
859 if (power == -ENODEV)
860 power = FB_BLANK_UNBLANK;
861
862 memset(&props, 0, sizeof(struct backlight_properties));
863 props.max_brightness = max;
902 bd = backlight_device_register(EEEPC_WMI_FILE,
903 &eeepc->platform_device->dev, eeepc,
904 &eeepc_wmi_bl_ops, &props);
864 bd = backlight_device_register(asus->driver->name,
865 &asus->platform_device->dev, asus,
866 &asus_wmi_bl_ops, &props);
905 if (IS_ERR(bd)) {
906 pr_err("Could not register backlight device\n");
907 return PTR_ERR(bd);
908 }
909
867 if (IS_ERR(bd)) {
868 pr_err("Could not register backlight device\n");
869 return PTR_ERR(bd);
870 }
871
910 eeepc->backlight_device = bd;
872 asus->backlight_device = bd;
911
912 bd->props.brightness = read_brightness(bd);
913 bd->props.power = power;
914 backlight_update_status(bd);
915
916 return 0;
917}
918
873
874 bd->props.brightness = read_brightness(bd);
875 bd->props.power = power;
876 backlight_update_status(bd);
877
878 return 0;
879}
880
919static void eeepc_wmi_backlight_exit(struct eeepc_wmi *eeepc)
881static void asus_wmi_backlight_exit(struct asus_wmi *asus)
920{
882{
921 if (eeepc->backlight_device)
922 backlight_device_unregister(eeepc->backlight_device);
883 if (asus->backlight_device)
884 backlight_device_unregister(asus->backlight_device);
923
885
924 eeepc->backlight_device = NULL;
886 asus->backlight_device = NULL;
925}
926
887}
888
927static void eeepc_wmi_notify(u32 value, void *context)
889static void asus_wmi_notify(u32 value, void *context)
928{
890{
929 struct eeepc_wmi *eeepc = context;
891 struct asus_wmi *asus = context;
930 struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
931 union acpi_object *obj;
932 acpi_status status;
933 int code;
934 int orig_code;
935
936 status = wmi_get_event_data(value, &response);
937 if (status != AE_OK) {

--- 10 unchanged lines hidden (view full) ---

948 if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX)
949 code = NOTIFY_BRNUP_MIN;
950 else if (code >= NOTIFY_BRNDOWN_MIN &&
951 code <= NOTIFY_BRNDOWN_MAX)
952 code = NOTIFY_BRNDOWN_MIN;
953
954 if (code == NOTIFY_BRNUP_MIN || code == NOTIFY_BRNDOWN_MIN) {
955 if (!acpi_video_backlight_support())
892 struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
893 union acpi_object *obj;
894 acpi_status status;
895 int code;
896 int orig_code;
897
898 status = wmi_get_event_data(value, &response);
899 if (status != AE_OK) {

--- 10 unchanged lines hidden (view full) ---

910 if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX)
911 code = NOTIFY_BRNUP_MIN;
912 else if (code >= NOTIFY_BRNDOWN_MIN &&
913 code <= NOTIFY_BRNDOWN_MAX)
914 code = NOTIFY_BRNDOWN_MIN;
915
916 if (code == NOTIFY_BRNUP_MIN || code == NOTIFY_BRNDOWN_MIN) {
917 if (!acpi_video_backlight_support())
956 eeepc_wmi_backlight_notify(eeepc, orig_code);
918 asus_wmi_backlight_notify(asus, orig_code);
957 }
958
919 }
920
959 if (!sparse_keymap_report_event(eeepc->inputdev,
960 code, 1, true))
921 if (!sparse_keymap_report_event(asus->inputdev, code, 1, true))
961 pr_info("Unknown key %x pressed\n", code);
962 }
963
964 kfree(obj);
965}
966
967/*
968 * Sys helpers

--- 8 unchanged lines hidden (view full) ---

977}
978
979static ssize_t store_sys_wmi(int devid, const char *buf, size_t count)
980{
981 acpi_status status;
982 u32 retval;
983 int rv, value;
984
922 pr_info("Unknown key %x pressed\n", code);
923 }
924
925 kfree(obj);
926}
927
928/*
929 * Sys helpers

--- 8 unchanged lines hidden (view full) ---

938}
939
940static ssize_t store_sys_wmi(int devid, const char *buf, size_t count)
941{
942 acpi_status status;
943 u32 retval;
944 int rv, value;
945
985 value = eeepc_wmi_get_devstate_simple(devid);
986 if (value == -ENODEV) /* Check device presence */
946 value = asus_wmi_get_devstate_simple(devid);
947 if (value == -ENODEV) /* Check device presence */
987 return value;
988
989 rv = parse_arg(buf, count, &value);
948 return value;
949
950 rv = parse_arg(buf, count, &value);
990 status = eeepc_wmi_set_devstate(devid, value, &retval);
951 status = asus_wmi_set_devstate(devid, value, &retval);
991
992 if (ACPI_FAILURE(status))
993 return -EIO;
994 return rv;
995}
996
997static ssize_t show_sys_wmi(int devid, char *buf)
998{
952
953 if (ACPI_FAILURE(status))
954 return -EIO;
955 return rv;
956}
957
958static ssize_t show_sys_wmi(int devid, char *buf)
959{
999 int value = eeepc_wmi_get_devstate_simple(devid);
960 int value = asus_wmi_get_devstate_simple(devid);
1000
1001 if (value < 0)
1002 return value;
1003
1004 return sprintf(buf, "%d\n", value);
1005}
1006
961
962 if (value < 0)
963 return value;
964
965 return sprintf(buf, "%d\n", value);
966}
967
1007#define EEEPC_WMI_CREATE_DEVICE_ATTR(_name, _mode, _cm) \
968#define ASUS_WMI_CREATE_DEVICE_ATTR(_name, _mode, _cm) \
1008 static ssize_t show_##_name(struct device *dev, \
1009 struct device_attribute *attr, \
1010 char *buf) \
1011 { \
1012 return show_sys_wmi(_cm, buf); \
1013 } \
1014 static ssize_t store_##_name(struct device *dev, \
1015 struct device_attribute *attr, \

--- 4 unchanged lines hidden (view full) ---

1020 static struct device_attribute dev_attr_##_name = { \
1021 .attr = { \
1022 .name = __stringify(_name), \
1023 .mode = _mode }, \
1024 .show = show_##_name, \
1025 .store = store_##_name, \
1026 }
1027
969 static ssize_t show_##_name(struct device *dev, \
970 struct device_attribute *attr, \
971 char *buf) \
972 { \
973 return show_sys_wmi(_cm, buf); \
974 } \
975 static ssize_t store_##_name(struct device *dev, \
976 struct device_attribute *attr, \

--- 4 unchanged lines hidden (view full) ---

981 static struct device_attribute dev_attr_##_name = { \
982 .attr = { \
983 .name = __stringify(_name), \
984 .mode = _mode }, \
985 .show = show_##_name, \
986 .store = store_##_name, \
987 }
988
1028EEEPC_WMI_CREATE_DEVICE_ATTR(touchpad, 0644, EEEPC_WMI_DEVID_TOUCHPAD);
1029EEEPC_WMI_CREATE_DEVICE_ATTR(camera, 0644, EEEPC_WMI_DEVID_CAMERA);
1030EEEPC_WMI_CREATE_DEVICE_ATTR(cardr, 0644, EEEPC_WMI_DEVID_CARDREADER);
989ASUS_WMI_CREATE_DEVICE_ATTR(touchpad, 0644, ASUS_WMI_DEVID_TOUCHPAD);
990ASUS_WMI_CREATE_DEVICE_ATTR(camera, 0644, ASUS_WMI_DEVID_CAMERA);
991ASUS_WMI_CREATE_DEVICE_ATTR(cardr, 0644, ASUS_WMI_DEVID_CARDREADER);
1031
1032static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr,
1033 const char *buf, size_t count)
1034{
1035 int value;
992
993static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr,
994 const char *buf, size_t count)
995{
996 int value;
1036 struct acpi_buffer input = { (acpi_size)sizeof(value), &value };
997 struct acpi_buffer input = { (acpi_size) sizeof(value), &value };
1037 acpi_status status;
1038
1039 if (!count || sscanf(buf, "%i", &value) != 1)
1040 return -EINVAL;
1041 if (value < 0 || value > 2)
1042 return -EINVAL;
1043
998 acpi_status status;
999
1000 if (!count || sscanf(buf, "%i", &value) != 1)
1001 return -EINVAL;
1002 if (value < 0 || value > 2)
1003 return -EINVAL;
1004
1044 status = wmi_evaluate_method(EEEPC_WMI_MGMT_GUID,
1045 1, EEEPC_WMI_METHODID_CFVS, &input, NULL);
1005 status = wmi_evaluate_method(ASUS_WMI_MGMT_GUID,
1006 1, ASUS_WMI_METHODID_CFVS, &input, NULL);
1046
1047 if (ACPI_FAILURE(status))
1048 return -EIO;
1049 else
1050 return count;
1051}
1052
1053static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv);
1054
1055static struct attribute *platform_attributes[] = {
1056 &dev_attr_cpufv.attr,
1057 &dev_attr_camera.attr,
1058 &dev_attr_cardr.attr,
1059 &dev_attr_touchpad.attr,
1060 NULL
1061};
1062
1007
1008 if (ACPI_FAILURE(status))
1009 return -EIO;
1010 else
1011 return count;
1012}
1013
1014static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv);
1015
1016static struct attribute *platform_attributes[] = {
1017 &dev_attr_cpufv.attr,
1018 &dev_attr_camera.attr,
1019 &dev_attr_cardr.attr,
1020 &dev_attr_touchpad.attr,
1021 NULL
1022};
1023
1063static mode_t eeepc_sysfs_is_visible(struct kobject *kobj,
1064 struct attribute *attr,
1065 int idx)
1024static mode_t asus_sysfs_is_visible(struct kobject *kobj,
1025 struct attribute *attr, int idx)
1066{
1067 bool supported = true;
1068 int devid = -1;
1069
1070 if (attr == &dev_attr_camera.attr)
1026{
1027 bool supported = true;
1028 int devid = -1;
1029
1030 if (attr == &dev_attr_camera.attr)
1071 devid = EEEPC_WMI_DEVID_CAMERA;
1031 devid = ASUS_WMI_DEVID_CAMERA;
1072 else if (attr == &dev_attr_cardr.attr)
1032 else if (attr == &dev_attr_cardr.attr)
1073 devid = EEEPC_WMI_DEVID_CARDREADER;
1033 devid = ASUS_WMI_DEVID_CARDREADER;
1074 else if (attr == &dev_attr_touchpad.attr)
1034 else if (attr == &dev_attr_touchpad.attr)
1075 devid = EEEPC_WMI_DEVID_TOUCHPAD;
1035 devid = ASUS_WMI_DEVID_TOUCHPAD;
1076
1077 if (devid != -1)
1036
1037 if (devid != -1)
1078 supported = eeepc_wmi_get_devstate_simple(devid) != -ENODEV;
1038 supported = asus_wmi_get_devstate_simple(devid) != -ENODEV;
1079
1080 return supported ? attr->mode : 0;
1081}
1082
1083static struct attribute_group platform_attribute_group = {
1039
1040 return supported ? attr->mode : 0;
1041}
1042
1043static struct attribute_group platform_attribute_group = {
1084 .is_visible = eeepc_sysfs_is_visible,
1085 .attrs = platform_attributes
1044 .is_visible = asus_sysfs_is_visible,
1045 .attrs = platform_attributes
1086};
1087
1046};
1047
1088static void eeepc_wmi_sysfs_exit(struct platform_device *device)
1048static void asus_wmi_sysfs_exit(struct platform_device *device)
1089{
1090 sysfs_remove_group(&device->dev.kobj, &platform_attribute_group);
1091}
1092
1049{
1050 sysfs_remove_group(&device->dev.kobj, &platform_attribute_group);
1051}
1052
1093static int eeepc_wmi_sysfs_init(struct platform_device *device)
1053static int asus_wmi_sysfs_init(struct platform_device *device)
1094{
1095 return sysfs_create_group(&device->dev.kobj, &platform_attribute_group);
1096}
1097
1098/*
1099 * Platform device
1100 */
1054{
1055 return sysfs_create_group(&device->dev.kobj, &platform_attribute_group);
1056}
1057
1058/*
1059 * Platform device
1060 */
1101static int __init eeepc_wmi_platform_init(struct eeepc_wmi *eeepc)
1061static int __init asus_wmi_platform_init(struct asus_wmi *asus)
1102{
1062{
1103 return eeepc_wmi_sysfs_init(eeepc->platform_device);
1063 return asus_wmi_sysfs_init(asus->platform_device);
1104}
1105
1064}
1065
1106static void eeepc_wmi_platform_exit(struct eeepc_wmi *eeepc)
1066static void asus_wmi_platform_exit(struct asus_wmi *asus)
1107{
1067{
1108 eeepc_wmi_sysfs_exit(eeepc->platform_device);
1068 asus_wmi_sysfs_exit(asus->platform_device);
1109}
1110
1111/*
1112 * debugfs
1113 */
1069}
1070
1071/*
1072 * debugfs
1073 */
1114struct eeepc_wmi_debugfs_node {
1115 struct eeepc_wmi *eeepc;
1074struct asus_wmi_debugfs_node {
1075 struct asus_wmi *asus;
1116 char *name;
1076 char *name;
1117 int (*show)(struct seq_file *m, void *data);
1077 int (*show) (struct seq_file *m, void *data);
1118};
1119
1120static int show_dsts(struct seq_file *m, void *data)
1121{
1078};
1079
1080static int show_dsts(struct seq_file *m, void *data)
1081{
1122 struct eeepc_wmi *eeepc = m->private;
1082 struct asus_wmi *asus = m->private;
1123 acpi_status status;
1124 u32 retval = -1;
1125
1083 acpi_status status;
1084 u32 retval = -1;
1085
1126 status = eeepc_wmi_get_devstate(eeepc->debug.dev_id, &retval);
1086 status = asus_wmi_get_devstate(asus->debug.dev_id, &retval);
1127
1128 if (ACPI_FAILURE(status))
1129 return -EIO;
1130
1087
1088 if (ACPI_FAILURE(status))
1089 return -EIO;
1090
1131 seq_printf(m, "DSTS(%x) = %x\n", eeepc->debug.dev_id, retval);
1091 seq_printf(m, "DSTS(%x) = %x\n", asus->debug.dev_id, retval);
1132
1133 return 0;
1134}
1135
1136static int show_devs(struct seq_file *m, void *data)
1137{
1092
1093 return 0;
1094}
1095
1096static int show_devs(struct seq_file *m, void *data)
1097{
1138 struct eeepc_wmi *eeepc = m->private;
1098 struct asus_wmi *asus = m->private;
1139 acpi_status status;
1140 u32 retval = -1;
1141
1099 acpi_status status;
1100 u32 retval = -1;
1101
1142 status = eeepc_wmi_set_devstate(eeepc->debug.dev_id,
1143 eeepc->debug.ctrl_param, &retval);
1102 status = asus_wmi_set_devstate(asus->debug.dev_id,
1103 asus->debug.ctrl_param, &retval);
1144 if (ACPI_FAILURE(status))
1145 return -EIO;
1146
1104 if (ACPI_FAILURE(status))
1105 return -EIO;
1106
1147 seq_printf(m, "DEVS(%x, %x) = %x\n", eeepc->debug.dev_id,
1148 eeepc->debug.ctrl_param, retval);
1107 seq_printf(m, "DEVS(%x, %x) = %x\n", asus->debug.dev_id,
1108 asus->debug.ctrl_param, retval);
1149
1150 return 0;
1151}
1152
1109
1110 return 0;
1111}
1112
1153static struct eeepc_wmi_debugfs_node eeepc_wmi_debug_files[] = {
1154 { NULL, "devs", show_devs },
1155 { NULL, "dsts", show_dsts },
1113static struct asus_wmi_debugfs_node asus_wmi_debug_files[] = {
1114 {NULL, "devs", show_devs},
1115 {NULL, "dsts", show_dsts},
1156};
1157
1116};
1117
1158static int eeepc_wmi_debugfs_open(struct inode *inode, struct file *file)
1118static int asus_wmi_debugfs_open(struct inode *inode, struct file *file)
1159{
1119{
1160 struct eeepc_wmi_debugfs_node *node = inode->i_private;
1120 struct asus_wmi_debugfs_node *node = inode->i_private;
1161
1121
1162 return single_open(file, node->show, node->eeepc);
1122 return single_open(file, node->show, node->asus);
1163}
1164
1123}
1124
1165static const struct file_operations eeepc_wmi_debugfs_io_ops = {
1125static const struct file_operations asus_wmi_debugfs_io_ops = {
1166 .owner = THIS_MODULE,
1126 .owner = THIS_MODULE,
1167 .open = eeepc_wmi_debugfs_open,
1127 .open = asus_wmi_debugfs_open,
1168 .read = seq_read,
1169 .llseek = seq_lseek,
1170 .release = single_release,
1171};
1172
1128 .read = seq_read,
1129 .llseek = seq_lseek,
1130 .release = single_release,
1131};
1132
1173static void eeepc_wmi_debugfs_exit(struct eeepc_wmi *eeepc)
1133static void asus_wmi_debugfs_exit(struct asus_wmi *asus)
1174{
1134{
1175 debugfs_remove_recursive(eeepc->debug.root);
1135 debugfs_remove_recursive(asus->debug.root);
1176}
1177
1136}
1137
1178static int eeepc_wmi_debugfs_init(struct eeepc_wmi *eeepc)
1138static int asus_wmi_debugfs_init(struct asus_wmi *asus)
1179{
1180 struct dentry *dent;
1181 int i;
1182
1139{
1140 struct dentry *dent;
1141 int i;
1142
1183 eeepc->debug.root = debugfs_create_dir(EEEPC_WMI_FILE, NULL);
1184 if (!eeepc->debug.root) {
1143 asus->debug.root = debugfs_create_dir(asus->driver->name, NULL);
1144 if (!asus->debug.root) {
1185 pr_err("failed to create debugfs directory");
1186 goto error_debugfs;
1187 }
1188
1145 pr_err("failed to create debugfs directory");
1146 goto error_debugfs;
1147 }
1148
1189 dent = debugfs_create_x32("dev_id", S_IRUGO|S_IWUSR,
1190 eeepc->debug.root, &eeepc->debug.dev_id);
1149 dent = debugfs_create_x32("dev_id", S_IRUGO | S_IWUSR,
1150 asus->debug.root, &asus->debug.dev_id);
1191 if (!dent)
1192 goto error_debugfs;
1193
1151 if (!dent)
1152 goto error_debugfs;
1153
1194 dent = debugfs_create_x32("ctrl_param", S_IRUGO|S_IWUSR,
1195 eeepc->debug.root, &eeepc->debug.ctrl_param);
1154 dent = debugfs_create_x32("ctrl_param", S_IRUGO | S_IWUSR,
1155 asus->debug.root, &asus->debug.ctrl_param);
1196 if (!dent)
1197 goto error_debugfs;
1198
1156 if (!dent)
1157 goto error_debugfs;
1158
1199 for (i = 0; i < ARRAY_SIZE(eeepc_wmi_debug_files); i++) {
1200 struct eeepc_wmi_debugfs_node *node = &eeepc_wmi_debug_files[i];
1159 for (i = 0; i < ARRAY_SIZE(asus_wmi_debug_files); i++) {
1160 struct asus_wmi_debugfs_node *node = &asus_wmi_debug_files[i];
1201
1161
1202 node->eeepc = eeepc;
1162 node->asus = asus;
1203 dent = debugfs_create_file(node->name, S_IFREG | S_IRUGO,
1163 dent = debugfs_create_file(node->name, S_IFREG | S_IRUGO,
1204 eeepc->debug.root, node,
1205 &eeepc_wmi_debugfs_io_ops);
1164 asus->debug.root, node,
1165 &asus_wmi_debugfs_io_ops);
1206 if (!dent) {
1207 pr_err("failed to create debug file: %s\n", node->name);
1208 goto error_debugfs;
1209 }
1210 }
1211
1212 return 0;
1213
1214error_debugfs:
1166 if (!dent) {
1167 pr_err("failed to create debug file: %s\n", node->name);
1168 goto error_debugfs;
1169 }
1170 }
1171
1172 return 0;
1173
1174error_debugfs:
1215 eeepc_wmi_debugfs_exit(eeepc);
1175 asus_wmi_debugfs_exit(asus);
1216 return -ENOMEM;
1217}
1218
1219/*
1220 * WMI Driver
1221 */
1176 return -ENOMEM;
1177}
1178
1179/*
1180 * WMI Driver
1181 */
1222static void eeepc_dmi_check(struct eeepc_wmi *eeepc)
1182static int asus_wmi_add(struct platform_device *pdev)
1223{
1183{
1224 const char *model;
1225
1226 model = dmi_get_system_info(DMI_PRODUCT_NAME);
1227 if (!model)
1228 return;
1229
1230 /*
1231 * Whitelist for wlan hotplug
1232 *
1233 * Eeepc 1000H needs the current hotplug code to handle
1234 * Fn+F2 correctly. We may add other Eeepc here later, but
1235 * it seems that most of the laptops supported by eeepc-wmi
1236 * don't need to be on this list
1237 */
1238 if (strcmp(model, "1000H") == 0) {
1239 eeepc->hotplug_wireless = true;
1240 pr_info("wlan hotplug enabled\n");
1241 }
1242}
1243
1244static int __init eeepc_wmi_add(struct platform_device *pdev)
1245{
1246 struct eeepc_wmi *eeepc;
1184 struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver);
1185 struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv);
1186 struct asus_wmi *asus;
1247 acpi_status status;
1248 int err;
1249
1187 acpi_status status;
1188 int err;
1189
1250 eeepc = kzalloc(sizeof(struct eeepc_wmi), GFP_KERNEL);
1251 if (!eeepc)
1190 asus = kzalloc(sizeof(struct asus_wmi), GFP_KERNEL);
1191 if (!asus)
1252 return -ENOMEM;
1253
1192 return -ENOMEM;
1193
1254 eeepc->platform_device = pdev;
1255 platform_set_drvdata(eeepc->platform_device, eeepc);
1194 asus->driver = wdrv;
1195 asus->platform_device = pdev;
1196 wdrv->platform_device = pdev;
1197 platform_set_drvdata(asus->platform_device, asus);
1256
1198
1257 eeepc->hotplug_wireless = hotplug_wireless;
1258 eeepc_dmi_check(eeepc);
1199 if (wdrv->quirks)
1200 wdrv->quirks(asus->driver);
1259
1201
1260 err = eeepc_wmi_platform_init(eeepc);
1202 err = asus_wmi_platform_init(asus);
1261 if (err)
1262 goto fail_platform;
1263
1203 if (err)
1204 goto fail_platform;
1205
1264 err = eeepc_wmi_input_init(eeepc);
1206 err = asus_wmi_input_init(asus);
1265 if (err)
1266 goto fail_input;
1267
1207 if (err)
1208 goto fail_input;
1209
1268 err = eeepc_wmi_led_init(eeepc);
1210 err = asus_wmi_led_init(asus);
1269 if (err)
1270 goto fail_leds;
1271
1211 if (err)
1212 goto fail_leds;
1213
1272 err = eeepc_wmi_rfkill_init(eeepc);
1214 err = asus_wmi_rfkill_init(asus);
1273 if (err)
1274 goto fail_rfkill;
1275
1276 if (!acpi_video_backlight_support()) {
1215 if (err)
1216 goto fail_rfkill;
1217
1218 if (!acpi_video_backlight_support()) {
1277 err = eeepc_wmi_backlight_init(eeepc);
1219 err = asus_wmi_backlight_init(asus);
1278 if (err && err != -ENODEV)
1279 goto fail_backlight;
1280 } else
1281 pr_info("Backlight controlled by ACPI video driver\n");
1282
1220 if (err && err != -ENODEV)
1221 goto fail_backlight;
1222 } else
1223 pr_info("Backlight controlled by ACPI video driver\n");
1224
1283 status = wmi_install_notify_handler(EEEPC_WMI_EVENT_GUID,
1284 eeepc_wmi_notify, eeepc);
1225 status = wmi_install_notify_handler(asus->driver->event_guid,
1226 asus_wmi_notify, asus);
1285 if (ACPI_FAILURE(status)) {
1227 if (ACPI_FAILURE(status)) {
1286 pr_err("Unable to register notify handler - %d\n",
1287 status);
1228 pr_err("Unable to register notify handler - %d\n", status);
1288 err = -ENODEV;
1289 goto fail_wmi_handler;
1290 }
1291
1229 err = -ENODEV;
1230 goto fail_wmi_handler;
1231 }
1232
1292 err = eeepc_wmi_debugfs_init(eeepc);
1233 err = asus_wmi_debugfs_init(asus);
1293 if (err)
1294 goto fail_debugfs;
1295
1296 return 0;
1297
1298fail_debugfs:
1234 if (err)
1235 goto fail_debugfs;
1236
1237 return 0;
1238
1239fail_debugfs:
1299 wmi_remove_notify_handler(EEEPC_WMI_EVENT_GUID);
1240 wmi_remove_notify_handler(asus->driver->event_guid);
1300fail_wmi_handler:
1241fail_wmi_handler:
1301 eeepc_wmi_backlight_exit(eeepc);
1242 asus_wmi_backlight_exit(asus);
1302fail_backlight:
1243fail_backlight:
1303 eeepc_wmi_rfkill_exit(eeepc);
1244 asus_wmi_rfkill_exit(asus);
1304fail_rfkill:
1245fail_rfkill:
1305 eeepc_wmi_led_exit(eeepc);
1246 asus_wmi_led_exit(asus);
1306fail_leds:
1247fail_leds:
1307 eeepc_wmi_input_exit(eeepc);
1248 asus_wmi_input_exit(asus);
1308fail_input:
1249fail_input:
1309 eeepc_wmi_platform_exit(eeepc);
1250 asus_wmi_platform_exit(asus);
1310fail_platform:
1251fail_platform:
1311 kfree(eeepc);
1252 kfree(asus);
1312 return err;
1313}
1314
1253 return err;
1254}
1255
1315static int __exit eeepc_wmi_remove(struct platform_device *device)
1256static int asus_wmi_remove(struct platform_device *device)
1316{
1257{
1317 struct eeepc_wmi *eeepc;
1258 struct asus_wmi *asus;
1318
1259
1319 eeepc = platform_get_drvdata(device);
1320 wmi_remove_notify_handler(EEEPC_WMI_EVENT_GUID);
1321 eeepc_wmi_backlight_exit(eeepc);
1322 eeepc_wmi_input_exit(eeepc);
1323 eeepc_wmi_led_exit(eeepc);
1324 eeepc_wmi_rfkill_exit(eeepc);
1325 eeepc_wmi_debugfs_exit(eeepc);
1326 eeepc_wmi_platform_exit(eeepc);
1260 asus = platform_get_drvdata(device);
1261 wmi_remove_notify_handler(asus->driver->event_guid);
1262 asus_wmi_backlight_exit(asus);
1263 asus_wmi_input_exit(asus);
1264 asus_wmi_led_exit(asus);
1265 asus_wmi_rfkill_exit(asus);
1266 asus_wmi_debugfs_exit(asus);
1267 asus_wmi_platform_exit(asus);
1327
1268
1328 kfree(eeepc);
1269 kfree(asus);
1329 return 0;
1330}
1331
1332/*
1333 * Platform driver - hibernate/resume callbacks
1334 */
1270 return 0;
1271}
1272
1273/*
1274 * Platform driver - hibernate/resume callbacks
1275 */
1335static int eeepc_hotk_thaw(struct device *device)
1276static int asus_hotk_thaw(struct device *device)
1336{
1277{
1337 struct eeepc_wmi *eeepc = dev_get_drvdata(device);
1278 struct asus_wmi *asus = dev_get_drvdata(device);
1338
1279
1339 if (eeepc->wlan_rfkill) {
1280 if (asus->wlan_rfkill) {
1340 bool wlan;
1341
1342 /*
1343 * Work around bios bug - acpi _PTS turns off the wireless led
1344 * during suspend. Normally it restores it on resume, but
1345 * we should kick it ourselves in case hibernation is aborted.
1346 */
1281 bool wlan;
1282
1283 /*
1284 * Work around bios bug - acpi _PTS turns off the wireless led
1285 * during suspend. Normally it restores it on resume, but
1286 * we should kick it ourselves in case hibernation is aborted.
1287 */
1347 wlan = eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WLAN);
1348 eeepc_wmi_set_devstate(EEEPC_WMI_DEVID_WLAN, wlan, NULL);
1288 wlan = asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_WLAN);
1289 asus_wmi_set_devstate(ASUS_WMI_DEVID_WLAN, wlan, NULL);
1349 }
1350
1351 return 0;
1352}
1353
1290 }
1291
1292 return 0;
1293}
1294
1354static int eeepc_hotk_restore(struct device *device)
1295static int asus_hotk_restore(struct device *device)
1355{
1296{
1356 struct eeepc_wmi *eeepc = dev_get_drvdata(device);
1297 struct asus_wmi *asus = dev_get_drvdata(device);
1357 int bl;
1358
1359 /* Refresh both wlan rfkill state and pci hotplug */
1298 int bl;
1299
1300 /* Refresh both wlan rfkill state and pci hotplug */
1360 if (eeepc->wlan_rfkill)
1361 eeepc_rfkill_hotplug(eeepc);
1301 if (asus->wlan_rfkill)
1302 asus_rfkill_hotplug(asus);
1362
1303
1363 if (eeepc->bluetooth_rfkill) {
1364 bl = !eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_BLUETOOTH);
1365 rfkill_set_sw_state(eeepc->bluetooth_rfkill, bl);
1304 if (asus->bluetooth_rfkill) {
1305 bl = !asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_BLUETOOTH);
1306 rfkill_set_sw_state(asus->bluetooth_rfkill, bl);
1366 }
1307 }
1367 if (eeepc->wimax_rfkill) {
1368 bl = !eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WIMAX);
1369 rfkill_set_sw_state(eeepc->wimax_rfkill, bl);
1308 if (asus->wimax_rfkill) {
1309 bl = !asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_WIMAX);
1310 rfkill_set_sw_state(asus->wimax_rfkill, bl);
1370 }
1311 }
1371 if (eeepc->wwan3g_rfkill) {
1372 bl = !eeepc_wmi_get_devstate_simple(EEEPC_WMI_DEVID_WWAN3G);
1373 rfkill_set_sw_state(eeepc->wwan3g_rfkill, bl);
1312 if (asus->wwan3g_rfkill) {
1313 bl = !asus_wmi_get_devstate_simple(ASUS_WMI_DEVID_WWAN3G);
1314 rfkill_set_sw_state(asus->wwan3g_rfkill, bl);
1374 }
1375
1376 return 0;
1377}
1378
1315 }
1316
1317 return 0;
1318}
1319
1379static const struct dev_pm_ops eeepc_pm_ops = {
1380 .thaw = eeepc_hotk_thaw,
1381 .restore = eeepc_hotk_restore,
1320static const struct dev_pm_ops asus_pm_ops = {
1321 .thaw = asus_hotk_thaw,
1322 .restore = asus_hotk_restore,
1382};
1383
1323};
1324
1384static struct platform_driver platform_driver = {
1385 .remove = __exit_p(eeepc_wmi_remove),
1386 .driver = {
1387 .name = EEEPC_WMI_FILE,
1388 .owner = THIS_MODULE,
1389 .pm = &eeepc_pm_ops,
1390 },
1391};
1392
1393static acpi_status __init eeepc_wmi_parse_device(acpi_handle handle, u32 level,
1394 void *context, void **retval)
1325static int asus_wmi_probe(struct platform_device *pdev)
1395{
1326{
1396 pr_warning("Found legacy ATKD device (%s)", EEEPC_ACPI_HID);
1397 *(bool *)context = true;
1398 return AE_CTRL_TERMINATE;
1399}
1327 struct platform_driver *pdrv = to_platform_driver(pdev->dev.driver);
1328 struct asus_wmi_driver *wdrv = to_asus_wmi_driver(pdrv);
1329 int ret;
1400
1330
1401static int __init eeepc_wmi_check_atkd(void)
1402{
1403 acpi_status status;
1404 bool found = false;
1405
1406 status = acpi_get_devices(EEEPC_ACPI_HID, eeepc_wmi_parse_device,
1407 &found, NULL);
1408
1409 if (ACPI_FAILURE(status) || !found)
1410 return 0;
1411 return -1;
1412}
1413
1414static int __init eeepc_wmi_probe(struct platform_device *pdev)
1415{
1416 if (!wmi_has_guid(EEEPC_WMI_EVENT_GUID) ||
1417 !wmi_has_guid(EEEPC_WMI_MGMT_GUID)) {
1418 pr_warning("No known WMI GUID found\n");
1331 if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) {
1332 pr_warning("Management GUID not found\n");
1419 return -ENODEV;
1420 }
1421
1333 return -ENODEV;
1334 }
1335
1422 if (eeepc_wmi_check_atkd()) {
1423 pr_warning("WMI device present, but legacy ATKD device is also "
1424 "present and enabled.");
1425 pr_warning("You probably booted with acpi_osi=\"Linux\" or "
1426 "acpi_osi=\"!Windows 2009\"");
1427 pr_warning("Can't load eeepc-wmi, use default acpi_osi "
1428 "(preferred) or eeepc-laptop");
1336 if (wdrv->event_guid && !wmi_has_guid(wdrv->event_guid)) {
1337 pr_warning("Event GUID not found\n");
1429 return -ENODEV;
1430 }
1431
1338 return -ENODEV;
1339 }
1340
1432 return eeepc_wmi_add(pdev);
1341 if (wdrv->probe) {
1342 ret = wdrv->probe(pdev);
1343 if (ret)
1344 return ret;
1345 }
1346
1347 return asus_wmi_add(pdev);
1433}
1434
1348}
1349
1435static struct platform_device *platform_device;
1350static bool used;
1436
1351
1437static int __init eeepc_wmi_init(void)
1352int asus_wmi_register_driver(struct asus_wmi_driver *driver)
1438{
1353{
1439 platform_device = platform_create_bundle(&platform_driver,
1440 eeepc_wmi_probe,
1354 struct platform_driver *platform_driver;
1355 struct platform_device *platform_device;
1356
1357 if (used)
1358 return -EBUSY;
1359
1360 platform_driver = &driver->platform_driver;
1361 platform_driver->remove = asus_wmi_remove;
1362 platform_driver->driver.owner = driver->owner;
1363 platform_driver->driver.name = driver->name;
1364 platform_driver->driver.pm = &asus_pm_ops;
1365
1366 platform_device = platform_create_bundle(platform_driver,
1367 asus_wmi_probe,
1441 NULL, 0, NULL, 0);
1442 if (IS_ERR(platform_device))
1443 return PTR_ERR(platform_device);
1368 NULL, 0, NULL, 0);
1369 if (IS_ERR(platform_device))
1370 return PTR_ERR(platform_device);
1371
1372 used = true;
1444 return 0;
1445}
1373 return 0;
1374}
1375EXPORT_SYMBOL_GPL(asus_wmi_register_driver);
1446
1376
1447static void __exit eeepc_wmi_exit(void)
1377void asus_wmi_unregister_driver(struct asus_wmi_driver *driver)
1448{
1378{
1449 platform_device_unregister(platform_device);
1450 platform_driver_unregister(&platform_driver);
1379 platform_device_unregister(driver->platform_device);
1380 platform_driver_unregister(&driver->platform_driver);
1381 used = false;
1451}
1382}
1383EXPORT_SYMBOL_GPL(asus_wmi_unregister_driver);
1452
1384
1453module_init(eeepc_wmi_init);
1454module_exit(eeepc_wmi_exit);
1385static int __init asus_wmi_init(void)
1386{
1387 if (!wmi_has_guid(ASUS_WMI_MGMT_GUID)) {
1388 pr_info("Asus Management GUID not found");
1389 return -ENODEV;
1390 }
1391
1392 pr_info("ASUS WMI generic driver loaded");
1393 return 0;
1394}
1395
1396static void __exit asus_wmi_exit(void)
1397{
1398 pr_info("ASUS WMI generic driver unloaded");
1399}
1400
1401module_init(asus_wmi_init);
1402module_exit(asus_wmi_exit);