diff options
author | Len Brown <len.brown@intel.com> | 2009-01-09 04:01:26 -0500 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2009-01-09 04:56:56 -0500 |
commit | d97c0defba25a959a990f6d4759f43075540832e (patch) | |
tree | 27dceaf310e01a6bbcceee3550112b19202f142f /drivers/platform/x86/sony-laptop.c | |
parent | ec9f168fcc344d2ffec1c8c822076bf22dab5c33 (diff) | |
parent | b4f9fe12157a33351d0df78e925dcacd13252783 (diff) |
Merge branch 'drivers-platform' into release
Conflicts:
drivers/misc/Kconfig
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/platform/x86/sony-laptop.c')
-rw-r--r-- | drivers/platform/x86/sony-laptop.c | 2784 |
1 files changed, 2784 insertions, 0 deletions
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c new file mode 100644 index 000000000000..537959d07148 --- /dev/null +++ b/drivers/platform/x86/sony-laptop.c | |||
@@ -0,0 +1,2784 @@ | |||
1 | /* | ||
2 | * ACPI Sony Notebook Control Driver (SNC and SPIC) | ||
3 | * | ||
4 | * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net> | ||
5 | * Copyright (C) 2007 Mattia Dongili <malattia@linux.it> | ||
6 | * | ||
7 | * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c | ||
8 | * which are copyrighted by their respective authors. | ||
9 | * | ||
10 | * The SNY6001 driver part is based on the sonypi driver which includes | ||
11 | * material from: | ||
12 | * | ||
13 | * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net> | ||
14 | * | ||
15 | * Copyright (C) 2005 Narayanan R S <nars@kadamba.org> | ||
16 | * | ||
17 | * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com> | ||
18 | * | ||
19 | * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au> | ||
20 | * | ||
21 | * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp> | ||
22 | * | ||
23 | * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp> | ||
24 | * | ||
25 | * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com> | ||
26 | * | ||
27 | * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras. | ||
28 | * | ||
29 | * This program is free software; you can redistribute it and/or modify | ||
30 | * it under the terms of the GNU General Public License as published by | ||
31 | * the Free Software Foundation; either version 2 of the License, or | ||
32 | * (at your option) any later version. | ||
33 | * | ||
34 | * This program is distributed in the hope that it will be useful, | ||
35 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
36 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
37 | * GNU General Public License for more details. | ||
38 | * | ||
39 | * You should have received a copy of the GNU General Public License | ||
40 | * along with this program; if not, write to the Free Software | ||
41 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
42 | * | ||
43 | */ | ||
44 | |||
45 | #include <linux/kernel.h> | ||
46 | #include <linux/module.h> | ||
47 | #include <linux/moduleparam.h> | ||
48 | #include <linux/init.h> | ||
49 | #include <linux/smp_lock.h> | ||
50 | #include <linux/types.h> | ||
51 | #include <linux/backlight.h> | ||
52 | #include <linux/platform_device.h> | ||
53 | #include <linux/err.h> | ||
54 | #include <linux/dmi.h> | ||
55 | #include <linux/pci.h> | ||
56 | #include <linux/interrupt.h> | ||
57 | #include <linux/delay.h> | ||
58 | #include <linux/input.h> | ||
59 | #include <linux/kfifo.h> | ||
60 | #include <linux/workqueue.h> | ||
61 | #include <linux/acpi.h> | ||
62 | #include <acpi/acpi_drivers.h> | ||
63 | #include <acpi/acpi_bus.h> | ||
64 | #include <asm/uaccess.h> | ||
65 | #include <linux/sonypi.h> | ||
66 | #include <linux/sony-laptop.h> | ||
67 | #ifdef CONFIG_SONYPI_COMPAT | ||
68 | #include <linux/poll.h> | ||
69 | #include <linux/miscdevice.h> | ||
70 | #endif | ||
71 | |||
72 | #define DRV_PFX "sony-laptop: " | ||
73 | #define dprintk(msg...) do { \ | ||
74 | if (debug) printk(KERN_WARNING DRV_PFX msg); \ | ||
75 | } while (0) | ||
76 | |||
77 | #define SONY_LAPTOP_DRIVER_VERSION "0.6" | ||
78 | |||
79 | #define SONY_NC_CLASS "sony-nc" | ||
80 | #define SONY_NC_HID "SNY5001" | ||
81 | #define SONY_NC_DRIVER_NAME "Sony Notebook Control Driver" | ||
82 | |||
83 | #define SONY_PIC_CLASS "sony-pic" | ||
84 | #define SONY_PIC_HID "SNY6001" | ||
85 | #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control Driver" | ||
86 | |||
87 | MODULE_AUTHOR("Stelian Pop, Mattia Dongili"); | ||
88 | MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)"); | ||
89 | MODULE_LICENSE("GPL"); | ||
90 | MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION); | ||
91 | |||
92 | static int debug; | ||
93 | module_param(debug, int, 0); | ||
94 | MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help " | ||
95 | "the development of this driver"); | ||
96 | |||
97 | static int no_spic; /* = 0 */ | ||
98 | module_param(no_spic, int, 0444); | ||
99 | MODULE_PARM_DESC(no_spic, | ||
100 | "set this if you don't want to enable the SPIC device"); | ||
101 | |||
102 | static int compat; /* = 0 */ | ||
103 | module_param(compat, int, 0444); | ||
104 | MODULE_PARM_DESC(compat, | ||
105 | "set this if you want to enable backward compatibility mode"); | ||
106 | |||
107 | static unsigned long mask = 0xffffffff; | ||
108 | module_param(mask, ulong, 0644); | ||
109 | MODULE_PARM_DESC(mask, | ||
110 | "set this to the mask of event you want to enable (see doc)"); | ||
111 | |||
112 | static int camera; /* = 0 */ | ||
113 | module_param(camera, int, 0444); | ||
114 | MODULE_PARM_DESC(camera, | ||
115 | "set this to 1 to enable Motion Eye camera controls " | ||
116 | "(only use it if you have a C1VE or C1VN model)"); | ||
117 | |||
118 | #ifdef CONFIG_SONYPI_COMPAT | ||
119 | static int minor = -1; | ||
120 | module_param(minor, int, 0); | ||
121 | MODULE_PARM_DESC(minor, | ||
122 | "minor number of the misc device for the SPIC compatibility code, " | ||
123 | "default is -1 (automatic)"); | ||
124 | #endif | ||
125 | |||
126 | /*********** Input Devices ***********/ | ||
127 | |||
128 | #define SONY_LAPTOP_BUF_SIZE 128 | ||
129 | struct sony_laptop_input_s { | ||
130 | atomic_t users; | ||
131 | struct input_dev *jog_dev; | ||
132 | struct input_dev *key_dev; | ||
133 | struct kfifo *fifo; | ||
134 | spinlock_t fifo_lock; | ||
135 | struct workqueue_struct *wq; | ||
136 | }; | ||
137 | static struct sony_laptop_input_s sony_laptop_input = { | ||
138 | .users = ATOMIC_INIT(0), | ||
139 | }; | ||
140 | |||
141 | struct sony_laptop_keypress { | ||
142 | struct input_dev *dev; | ||
143 | int key; | ||
144 | }; | ||
145 | |||
146 | /* Correspondance table between sonypi events | ||
147 | * and input layer indexes in the keymap | ||
148 | */ | ||
149 | static int sony_laptop_input_index[] = { | ||
150 | -1, /* 0 no event */ | ||
151 | -1, /* 1 SONYPI_EVENT_JOGDIAL_DOWN */ | ||
152 | -1, /* 2 SONYPI_EVENT_JOGDIAL_UP */ | ||
153 | -1, /* 3 SONYPI_EVENT_JOGDIAL_DOWN_PRESSED */ | ||
154 | -1, /* 4 SONYPI_EVENT_JOGDIAL_UP_PRESSED */ | ||
155 | -1, /* 5 SONYPI_EVENT_JOGDIAL_PRESSED */ | ||
156 | -1, /* 6 SONYPI_EVENT_JOGDIAL_RELEASED */ | ||
157 | 0, /* 7 SONYPI_EVENT_CAPTURE_PRESSED */ | ||
158 | 1, /* 8 SONYPI_EVENT_CAPTURE_RELEASED */ | ||
159 | 2, /* 9 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */ | ||
160 | 3, /* 10 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */ | ||
161 | 4, /* 11 SONYPI_EVENT_FNKEY_ESC */ | ||
162 | 5, /* 12 SONYPI_EVENT_FNKEY_F1 */ | ||
163 | 6, /* 13 SONYPI_EVENT_FNKEY_F2 */ | ||
164 | 7, /* 14 SONYPI_EVENT_FNKEY_F3 */ | ||
165 | 8, /* 15 SONYPI_EVENT_FNKEY_F4 */ | ||
166 | 9, /* 16 SONYPI_EVENT_FNKEY_F5 */ | ||
167 | 10, /* 17 SONYPI_EVENT_FNKEY_F6 */ | ||
168 | 11, /* 18 SONYPI_EVENT_FNKEY_F7 */ | ||
169 | 12, /* 19 SONYPI_EVENT_FNKEY_F8 */ | ||
170 | 13, /* 20 SONYPI_EVENT_FNKEY_F9 */ | ||
171 | 14, /* 21 SONYPI_EVENT_FNKEY_F10 */ | ||
172 | 15, /* 22 SONYPI_EVENT_FNKEY_F11 */ | ||
173 | 16, /* 23 SONYPI_EVENT_FNKEY_F12 */ | ||
174 | 17, /* 24 SONYPI_EVENT_FNKEY_1 */ | ||
175 | 18, /* 25 SONYPI_EVENT_FNKEY_2 */ | ||
176 | 19, /* 26 SONYPI_EVENT_FNKEY_D */ | ||
177 | 20, /* 27 SONYPI_EVENT_FNKEY_E */ | ||
178 | 21, /* 28 SONYPI_EVENT_FNKEY_F */ | ||
179 | 22, /* 29 SONYPI_EVENT_FNKEY_S */ | ||
180 | 23, /* 30 SONYPI_EVENT_FNKEY_B */ | ||
181 | 24, /* 31 SONYPI_EVENT_BLUETOOTH_PRESSED */ | ||
182 | 25, /* 32 SONYPI_EVENT_PKEY_P1 */ | ||
183 | 26, /* 33 SONYPI_EVENT_PKEY_P2 */ | ||
184 | 27, /* 34 SONYPI_EVENT_PKEY_P3 */ | ||
185 | 28, /* 35 SONYPI_EVENT_BACK_PRESSED */ | ||
186 | -1, /* 36 SONYPI_EVENT_LID_CLOSED */ | ||
187 | -1, /* 37 SONYPI_EVENT_LID_OPENED */ | ||
188 | 29, /* 38 SONYPI_EVENT_BLUETOOTH_ON */ | ||
189 | 30, /* 39 SONYPI_EVENT_BLUETOOTH_OFF */ | ||
190 | 31, /* 40 SONYPI_EVENT_HELP_PRESSED */ | ||
191 | 32, /* 41 SONYPI_EVENT_FNKEY_ONLY */ | ||
192 | 33, /* 42 SONYPI_EVENT_JOGDIAL_FAST_DOWN */ | ||
193 | 34, /* 43 SONYPI_EVENT_JOGDIAL_FAST_UP */ | ||
194 | 35, /* 44 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */ | ||
195 | 36, /* 45 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */ | ||
196 | 37, /* 46 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */ | ||
197 | 38, /* 47 SONYPI_EVENT_JOGDIAL_VFAST_UP */ | ||
198 | 39, /* 48 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */ | ||
199 | 40, /* 49 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */ | ||
200 | 41, /* 50 SONYPI_EVENT_ZOOM_PRESSED */ | ||
201 | 42, /* 51 SONYPI_EVENT_THUMBPHRASE_PRESSED */ | ||
202 | 43, /* 52 SONYPI_EVENT_MEYE_FACE */ | ||
203 | 44, /* 53 SONYPI_EVENT_MEYE_OPPOSITE */ | ||
204 | 45, /* 54 SONYPI_EVENT_MEMORYSTICK_INSERT */ | ||
205 | 46, /* 55 SONYPI_EVENT_MEMORYSTICK_EJECT */ | ||
206 | -1, /* 56 SONYPI_EVENT_ANYBUTTON_RELEASED */ | ||
207 | -1, /* 57 SONYPI_EVENT_BATTERY_INSERT */ | ||
208 | -1, /* 58 SONYPI_EVENT_BATTERY_REMOVE */ | ||
209 | -1, /* 59 SONYPI_EVENT_FNKEY_RELEASED */ | ||
210 | 47, /* 60 SONYPI_EVENT_WIRELESS_ON */ | ||
211 | 48, /* 61 SONYPI_EVENT_WIRELESS_OFF */ | ||
212 | 49, /* 62 SONYPI_EVENT_ZOOM_IN_PRESSED */ | ||
213 | 50, /* 63 SONYPI_EVENT_ZOOM_OUT_PRESSED */ | ||
214 | }; | ||
215 | |||
216 | static int sony_laptop_input_keycode_map[] = { | ||
217 | KEY_CAMERA, /* 0 SONYPI_EVENT_CAPTURE_PRESSED */ | ||
218 | KEY_RESERVED, /* 1 SONYPI_EVENT_CAPTURE_RELEASED */ | ||
219 | KEY_RESERVED, /* 2 SONYPI_EVENT_CAPTURE_PARTIALPRESSED */ | ||
220 | KEY_RESERVED, /* 3 SONYPI_EVENT_CAPTURE_PARTIALRELEASED */ | ||
221 | KEY_FN_ESC, /* 4 SONYPI_EVENT_FNKEY_ESC */ | ||
222 | KEY_FN_F1, /* 5 SONYPI_EVENT_FNKEY_F1 */ | ||
223 | KEY_FN_F2, /* 6 SONYPI_EVENT_FNKEY_F2 */ | ||
224 | KEY_FN_F3, /* 7 SONYPI_EVENT_FNKEY_F3 */ | ||
225 | KEY_FN_F4, /* 8 SONYPI_EVENT_FNKEY_F4 */ | ||
226 | KEY_FN_F5, /* 9 SONYPI_EVENT_FNKEY_F5 */ | ||
227 | KEY_FN_F6, /* 10 SONYPI_EVENT_FNKEY_F6 */ | ||
228 | KEY_FN_F7, /* 11 SONYPI_EVENT_FNKEY_F7 */ | ||
229 | KEY_FN_F8, /* 12 SONYPI_EVENT_FNKEY_F8 */ | ||
230 | KEY_FN_F9, /* 13 SONYPI_EVENT_FNKEY_F9 */ | ||
231 | KEY_FN_F10, /* 14 SONYPI_EVENT_FNKEY_F10 */ | ||
232 | KEY_FN_F11, /* 15 SONYPI_EVENT_FNKEY_F11 */ | ||
233 | KEY_FN_F12, /* 16 SONYPI_EVENT_FNKEY_F12 */ | ||
234 | KEY_FN_F1, /* 17 SONYPI_EVENT_FNKEY_1 */ | ||
235 | KEY_FN_F2, /* 18 SONYPI_EVENT_FNKEY_2 */ | ||
236 | KEY_FN_D, /* 19 SONYPI_EVENT_FNKEY_D */ | ||
237 | KEY_FN_E, /* 20 SONYPI_EVENT_FNKEY_E */ | ||
238 | KEY_FN_F, /* 21 SONYPI_EVENT_FNKEY_F */ | ||
239 | KEY_FN_S, /* 22 SONYPI_EVENT_FNKEY_S */ | ||
240 | KEY_FN_B, /* 23 SONYPI_EVENT_FNKEY_B */ | ||
241 | KEY_BLUETOOTH, /* 24 SONYPI_EVENT_BLUETOOTH_PRESSED */ | ||
242 | KEY_PROG1, /* 25 SONYPI_EVENT_PKEY_P1 */ | ||
243 | KEY_PROG2, /* 26 SONYPI_EVENT_PKEY_P2 */ | ||
244 | KEY_PROG3, /* 27 SONYPI_EVENT_PKEY_P3 */ | ||
245 | KEY_BACK, /* 28 SONYPI_EVENT_BACK_PRESSED */ | ||
246 | KEY_BLUETOOTH, /* 29 SONYPI_EVENT_BLUETOOTH_ON */ | ||
247 | KEY_BLUETOOTH, /* 30 SONYPI_EVENT_BLUETOOTH_OFF */ | ||
248 | KEY_HELP, /* 31 SONYPI_EVENT_HELP_PRESSED */ | ||
249 | KEY_FN, /* 32 SONYPI_EVENT_FNKEY_ONLY */ | ||
250 | KEY_RESERVED, /* 33 SONYPI_EVENT_JOGDIAL_FAST_DOWN */ | ||
251 | KEY_RESERVED, /* 34 SONYPI_EVENT_JOGDIAL_FAST_UP */ | ||
252 | KEY_RESERVED, /* 35 SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED */ | ||
253 | KEY_RESERVED, /* 36 SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED */ | ||
254 | KEY_RESERVED, /* 37 SONYPI_EVENT_JOGDIAL_VFAST_DOWN */ | ||
255 | KEY_RESERVED, /* 38 SONYPI_EVENT_JOGDIAL_VFAST_UP */ | ||
256 | KEY_RESERVED, /* 39 SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED */ | ||
257 | KEY_RESERVED, /* 40 SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED */ | ||
258 | KEY_ZOOM, /* 41 SONYPI_EVENT_ZOOM_PRESSED */ | ||
259 | BTN_THUMB, /* 42 SONYPI_EVENT_THUMBPHRASE_PRESSED */ | ||
260 | KEY_RESERVED, /* 43 SONYPI_EVENT_MEYE_FACE */ | ||
261 | KEY_RESERVED, /* 44 SONYPI_EVENT_MEYE_OPPOSITE */ | ||
262 | KEY_RESERVED, /* 45 SONYPI_EVENT_MEMORYSTICK_INSERT */ | ||
263 | KEY_RESERVED, /* 46 SONYPI_EVENT_MEMORYSTICK_EJECT */ | ||
264 | KEY_WLAN, /* 47 SONYPI_EVENT_WIRELESS_ON */ | ||
265 | KEY_WLAN, /* 48 SONYPI_EVENT_WIRELESS_OFF */ | ||
266 | KEY_ZOOMIN, /* 49 SONYPI_EVENT_ZOOM_IN_PRESSED */ | ||
267 | KEY_ZOOMOUT /* 50 SONYPI_EVENT_ZOOM_OUT_PRESSED */ | ||
268 | }; | ||
269 | |||
270 | /* release buttons after a short delay if pressed */ | ||
271 | static void do_sony_laptop_release_key(struct work_struct *work) | ||
272 | { | ||
273 | struct sony_laptop_keypress kp; | ||
274 | |||
275 | while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp, | ||
276 | sizeof(kp)) == sizeof(kp)) { | ||
277 | msleep(10); | ||
278 | input_report_key(kp.dev, kp.key, 0); | ||
279 | input_sync(kp.dev); | ||
280 | } | ||
281 | } | ||
282 | static DECLARE_WORK(sony_laptop_release_key_work, | ||
283 | do_sony_laptop_release_key); | ||
284 | |||
285 | /* forward event to the input subsystem */ | ||
286 | static void sony_laptop_report_input_event(u8 event) | ||
287 | { | ||
288 | struct input_dev *jog_dev = sony_laptop_input.jog_dev; | ||
289 | struct input_dev *key_dev = sony_laptop_input.key_dev; | ||
290 | struct sony_laptop_keypress kp = { NULL }; | ||
291 | |||
292 | if (event == SONYPI_EVENT_FNKEY_RELEASED) { | ||
293 | /* Nothing, not all VAIOs generate this event */ | ||
294 | return; | ||
295 | } | ||
296 | |||
297 | /* report events */ | ||
298 | switch (event) { | ||
299 | /* jog_dev events */ | ||
300 | case SONYPI_EVENT_JOGDIAL_UP: | ||
301 | case SONYPI_EVENT_JOGDIAL_UP_PRESSED: | ||
302 | input_report_rel(jog_dev, REL_WHEEL, 1); | ||
303 | input_sync(jog_dev); | ||
304 | return; | ||
305 | |||
306 | case SONYPI_EVENT_JOGDIAL_DOWN: | ||
307 | case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: | ||
308 | input_report_rel(jog_dev, REL_WHEEL, -1); | ||
309 | input_sync(jog_dev); | ||
310 | return; | ||
311 | |||
312 | /* key_dev events */ | ||
313 | case SONYPI_EVENT_JOGDIAL_PRESSED: | ||
314 | kp.key = BTN_MIDDLE; | ||
315 | kp.dev = jog_dev; | ||
316 | break; | ||
317 | |||
318 | default: | ||
319 | if (event >= ARRAY_SIZE(sony_laptop_input_index)) { | ||
320 | dprintk("sony_laptop_report_input_event, event not known: %d\n", event); | ||
321 | break; | ||
322 | } | ||
323 | if (sony_laptop_input_index[event] != -1) { | ||
324 | kp.key = sony_laptop_input_keycode_map[sony_laptop_input_index[event]]; | ||
325 | if (kp.key != KEY_UNKNOWN) | ||
326 | kp.dev = key_dev; | ||
327 | } | ||
328 | break; | ||
329 | } | ||
330 | |||
331 | if (kp.dev) { | ||
332 | input_report_key(kp.dev, kp.key, 1); | ||
333 | /* we emit the scancode so we can always remap the key */ | ||
334 | input_event(kp.dev, EV_MSC, MSC_SCAN, event); | ||
335 | input_sync(kp.dev); | ||
336 | kfifo_put(sony_laptop_input.fifo, | ||
337 | (unsigned char *)&kp, sizeof(kp)); | ||
338 | |||
339 | if (!work_pending(&sony_laptop_release_key_work)) | ||
340 | queue_work(sony_laptop_input.wq, | ||
341 | &sony_laptop_release_key_work); | ||
342 | } else | ||
343 | dprintk("unknown input event %.2x\n", event); | ||
344 | } | ||
345 | |||
346 | static int sony_laptop_setup_input(struct acpi_device *acpi_device) | ||
347 | { | ||
348 | struct input_dev *jog_dev; | ||
349 | struct input_dev *key_dev; | ||
350 | int i; | ||
351 | int error; | ||
352 | |||
353 | /* don't run again if already initialized */ | ||
354 | if (atomic_add_return(1, &sony_laptop_input.users) > 1) | ||
355 | return 0; | ||
356 | |||
357 | /* kfifo */ | ||
358 | spin_lock_init(&sony_laptop_input.fifo_lock); | ||
359 | sony_laptop_input.fifo = | ||
360 | kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL, | ||
361 | &sony_laptop_input.fifo_lock); | ||
362 | if (IS_ERR(sony_laptop_input.fifo)) { | ||
363 | printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n"); | ||
364 | error = PTR_ERR(sony_laptop_input.fifo); | ||
365 | goto err_dec_users; | ||
366 | } | ||
367 | |||
368 | /* init workqueue */ | ||
369 | sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop"); | ||
370 | if (!sony_laptop_input.wq) { | ||
371 | printk(KERN_ERR DRV_PFX | ||
372 | "Unabe to create workqueue.\n"); | ||
373 | error = -ENXIO; | ||
374 | goto err_free_kfifo; | ||
375 | } | ||
376 | |||
377 | /* input keys */ | ||
378 | key_dev = input_allocate_device(); | ||
379 | if (!key_dev) { | ||
380 | error = -ENOMEM; | ||
381 | goto err_destroy_wq; | ||
382 | } | ||
383 | |||
384 | key_dev->name = "Sony Vaio Keys"; | ||
385 | key_dev->id.bustype = BUS_ISA; | ||
386 | key_dev->id.vendor = PCI_VENDOR_ID_SONY; | ||
387 | key_dev->dev.parent = &acpi_device->dev; | ||
388 | |||
389 | /* Initialize the Input Drivers: special keys */ | ||
390 | set_bit(EV_KEY, key_dev->evbit); | ||
391 | set_bit(EV_MSC, key_dev->evbit); | ||
392 | set_bit(MSC_SCAN, key_dev->mscbit); | ||
393 | key_dev->keycodesize = sizeof(sony_laptop_input_keycode_map[0]); | ||
394 | key_dev->keycodemax = ARRAY_SIZE(sony_laptop_input_keycode_map); | ||
395 | key_dev->keycode = &sony_laptop_input_keycode_map; | ||
396 | for (i = 0; i < ARRAY_SIZE(sony_laptop_input_keycode_map); i++) { | ||
397 | if (sony_laptop_input_keycode_map[i] != KEY_RESERVED) { | ||
398 | set_bit(sony_laptop_input_keycode_map[i], | ||
399 | key_dev->keybit); | ||
400 | } | ||
401 | } | ||
402 | |||
403 | error = input_register_device(key_dev); | ||
404 | if (error) | ||
405 | goto err_free_keydev; | ||
406 | |||
407 | sony_laptop_input.key_dev = key_dev; | ||
408 | |||
409 | /* jogdial */ | ||
410 | jog_dev = input_allocate_device(); | ||
411 | if (!jog_dev) { | ||
412 | error = -ENOMEM; | ||
413 | goto err_unregister_keydev; | ||
414 | } | ||
415 | |||
416 | jog_dev->name = "Sony Vaio Jogdial"; | ||
417 | jog_dev->id.bustype = BUS_ISA; | ||
418 | jog_dev->id.vendor = PCI_VENDOR_ID_SONY; | ||
419 | key_dev->dev.parent = &acpi_device->dev; | ||
420 | |||
421 | jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); | ||
422 | jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE); | ||
423 | jog_dev->relbit[0] = BIT_MASK(REL_WHEEL); | ||
424 | |||
425 | error = input_register_device(jog_dev); | ||
426 | if (error) | ||
427 | goto err_free_jogdev; | ||
428 | |||
429 | sony_laptop_input.jog_dev = jog_dev; | ||
430 | |||
431 | return 0; | ||
432 | |||
433 | err_free_jogdev: | ||
434 | input_free_device(jog_dev); | ||
435 | |||
436 | err_unregister_keydev: | ||
437 | input_unregister_device(key_dev); | ||
438 | /* to avoid kref underflow below at input_free_device */ | ||
439 | key_dev = NULL; | ||
440 | |||
441 | err_free_keydev: | ||
442 | input_free_device(key_dev); | ||
443 | |||
444 | err_destroy_wq: | ||
445 | destroy_workqueue(sony_laptop_input.wq); | ||
446 | |||
447 | err_free_kfifo: | ||
448 | kfifo_free(sony_laptop_input.fifo); | ||
449 | |||
450 | err_dec_users: | ||
451 | atomic_dec(&sony_laptop_input.users); | ||
452 | return error; | ||
453 | } | ||
454 | |||
455 | static void sony_laptop_remove_input(void) | ||
456 | { | ||
457 | /* cleanup only after the last user has gone */ | ||
458 | if (!atomic_dec_and_test(&sony_laptop_input.users)) | ||
459 | return; | ||
460 | |||
461 | /* flush workqueue first */ | ||
462 | flush_workqueue(sony_laptop_input.wq); | ||
463 | |||
464 | /* destroy input devs */ | ||
465 | input_unregister_device(sony_laptop_input.key_dev); | ||
466 | sony_laptop_input.key_dev = NULL; | ||
467 | |||
468 | if (sony_laptop_input.jog_dev) { | ||
469 | input_unregister_device(sony_laptop_input.jog_dev); | ||
470 | sony_laptop_input.jog_dev = NULL; | ||
471 | } | ||
472 | |||
473 | destroy_workqueue(sony_laptop_input.wq); | ||
474 | kfifo_free(sony_laptop_input.fifo); | ||
475 | } | ||
476 | |||
477 | /*********** Platform Device ***********/ | ||
478 | |||
479 | static atomic_t sony_pf_users = ATOMIC_INIT(0); | ||
480 | static struct platform_driver sony_pf_driver = { | ||
481 | .driver = { | ||
482 | .name = "sony-laptop", | ||
483 | .owner = THIS_MODULE, | ||
484 | } | ||
485 | }; | ||
486 | static struct platform_device *sony_pf_device; | ||
487 | |||
488 | static int sony_pf_add(void) | ||
489 | { | ||
490 | int ret = 0; | ||
491 | |||
492 | /* don't run again if already initialized */ | ||
493 | if (atomic_add_return(1, &sony_pf_users) > 1) | ||
494 | return 0; | ||
495 | |||
496 | ret = platform_driver_register(&sony_pf_driver); | ||
497 | if (ret) | ||
498 | goto out; | ||
499 | |||
500 | sony_pf_device = platform_device_alloc("sony-laptop", -1); | ||
501 | if (!sony_pf_device) { | ||
502 | ret = -ENOMEM; | ||
503 | goto out_platform_registered; | ||
504 | } | ||
505 | |||
506 | ret = platform_device_add(sony_pf_device); | ||
507 | if (ret) | ||
508 | goto out_platform_alloced; | ||
509 | |||
510 | return 0; | ||
511 | |||
512 | out_platform_alloced: | ||
513 | platform_device_put(sony_pf_device); | ||
514 | sony_pf_device = NULL; | ||
515 | out_platform_registered: | ||
516 | platform_driver_unregister(&sony_pf_driver); | ||
517 | out: | ||
518 | atomic_dec(&sony_pf_users); | ||
519 | return ret; | ||
520 | } | ||
521 | |||
522 | static void sony_pf_remove(void) | ||
523 | { | ||
524 | /* deregister only after the last user has gone */ | ||
525 | if (!atomic_dec_and_test(&sony_pf_users)) | ||
526 | return; | ||
527 | |||
528 | platform_device_del(sony_pf_device); | ||
529 | platform_device_put(sony_pf_device); | ||
530 | platform_driver_unregister(&sony_pf_driver); | ||
531 | } | ||
532 | |||
533 | /*********** SNC (SNY5001) Device ***********/ | ||
534 | |||
535 | /* the device uses 1-based values, while the backlight subsystem uses | ||
536 | 0-based values */ | ||
537 | #define SONY_MAX_BRIGHTNESS 8 | ||
538 | |||
539 | #define SNC_VALIDATE_IN 0 | ||
540 | #define SNC_VALIDATE_OUT 1 | ||
541 | |||
542 | static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *, | ||
543 | char *); | ||
544 | static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *, | ||
545 | const char *, size_t); | ||
546 | static int boolean_validate(const int, const int); | ||
547 | static int brightness_default_validate(const int, const int); | ||
548 | |||
549 | struct sony_nc_value { | ||
550 | char *name; /* name of the entry */ | ||
551 | char **acpiget; /* names of the ACPI get function */ | ||
552 | char **acpiset; /* names of the ACPI set function */ | ||
553 | int (*validate)(const int, const int); /* input/output validation */ | ||
554 | int value; /* current setting */ | ||
555 | int valid; /* Has ever been set */ | ||
556 | int debug; /* active only in debug mode ? */ | ||
557 | struct device_attribute devattr; /* sysfs atribute */ | ||
558 | }; | ||
559 | |||
560 | #define SNC_HANDLE_NAMES(_name, _values...) \ | ||
561 | static char *snc_##_name[] = { _values, NULL } | ||
562 | |||
563 | #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \ | ||
564 | { \ | ||
565 | .name = __stringify(_name), \ | ||
566 | .acpiget = _getters, \ | ||
567 | .acpiset = _setters, \ | ||
568 | .validate = _validate, \ | ||
569 | .debug = _debug, \ | ||
570 | .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \ | ||
571 | } | ||
572 | |||
573 | #define SNC_HANDLE_NULL { .name = NULL } | ||
574 | |||
575 | SNC_HANDLE_NAMES(fnkey_get, "GHKE"); | ||
576 | |||
577 | SNC_HANDLE_NAMES(brightness_def_get, "GPBR"); | ||
578 | SNC_HANDLE_NAMES(brightness_def_set, "SPBR"); | ||
579 | |||
580 | SNC_HANDLE_NAMES(cdpower_get, "GCDP"); | ||
581 | SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW"); | ||
582 | |||
583 | SNC_HANDLE_NAMES(audiopower_get, "GAZP"); | ||
584 | SNC_HANDLE_NAMES(audiopower_set, "AZPW"); | ||
585 | |||
586 | SNC_HANDLE_NAMES(lanpower_get, "GLNP"); | ||
587 | SNC_HANDLE_NAMES(lanpower_set, "LNPW"); | ||
588 | |||
589 | SNC_HANDLE_NAMES(lidstate_get, "GLID"); | ||
590 | |||
591 | SNC_HANDLE_NAMES(indicatorlamp_get, "GILS"); | ||
592 | SNC_HANDLE_NAMES(indicatorlamp_set, "SILS"); | ||
593 | |||
594 | SNC_HANDLE_NAMES(gainbass_get, "GMGB"); | ||
595 | SNC_HANDLE_NAMES(gainbass_set, "CMGB"); | ||
596 | |||
597 | SNC_HANDLE_NAMES(PID_get, "GPID"); | ||
598 | |||
599 | SNC_HANDLE_NAMES(CTR_get, "GCTR"); | ||
600 | SNC_HANDLE_NAMES(CTR_set, "SCTR"); | ||
601 | |||
602 | SNC_HANDLE_NAMES(PCR_get, "GPCR"); | ||
603 | SNC_HANDLE_NAMES(PCR_set, "SPCR"); | ||
604 | |||
605 | SNC_HANDLE_NAMES(CMI_get, "GCMI"); | ||
606 | SNC_HANDLE_NAMES(CMI_set, "SCMI"); | ||
607 | |||
608 | static struct sony_nc_value sony_nc_values[] = { | ||
609 | SNC_HANDLE(brightness_default, snc_brightness_def_get, | ||
610 | snc_brightness_def_set, brightness_default_validate, 0), | ||
611 | SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0), | ||
612 | SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0), | ||
613 | SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set, | ||
614 | boolean_validate, 0), | ||
615 | SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set, | ||
616 | boolean_validate, 1), | ||
617 | SNC_HANDLE(lidstate, snc_lidstate_get, NULL, | ||
618 | boolean_validate, 0), | ||
619 | SNC_HANDLE(indicatorlamp, snc_indicatorlamp_get, snc_indicatorlamp_set, | ||
620 | boolean_validate, 0), | ||
621 | SNC_HANDLE(gainbass, snc_gainbass_get, snc_gainbass_set, | ||
622 | boolean_validate, 0), | ||
623 | /* unknown methods */ | ||
624 | SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1), | ||
625 | SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1), | ||
626 | SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1), | ||
627 | SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1), | ||
628 | SNC_HANDLE_NULL | ||
629 | }; | ||
630 | |||
631 | static acpi_handle sony_nc_acpi_handle; | ||
632 | static struct acpi_device *sony_nc_acpi_device = NULL; | ||
633 | |||
634 | /* | ||
635 | * acpi_evaluate_object wrappers | ||
636 | */ | ||
637 | static int acpi_callgetfunc(acpi_handle handle, char *name, int *result) | ||
638 | { | ||
639 | struct acpi_buffer output; | ||
640 | union acpi_object out_obj; | ||
641 | acpi_status status; | ||
642 | |||
643 | output.length = sizeof(out_obj); | ||
644 | output.pointer = &out_obj; | ||
645 | |||
646 | status = acpi_evaluate_object(handle, name, NULL, &output); | ||
647 | if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) { | ||
648 | *result = out_obj.integer.value; | ||
649 | return 0; | ||
650 | } | ||
651 | |||
652 | printk(KERN_WARNING DRV_PFX "acpi_callreadfunc failed\n"); | ||
653 | |||
654 | return -1; | ||
655 | } | ||
656 | |||
657 | static int acpi_callsetfunc(acpi_handle handle, char *name, int value, | ||
658 | int *result) | ||
659 | { | ||
660 | struct acpi_object_list params; | ||
661 | union acpi_object in_obj; | ||
662 | struct acpi_buffer output; | ||
663 | union acpi_object out_obj; | ||
664 | acpi_status status; | ||
665 | |||
666 | params.count = 1; | ||
667 | params.pointer = &in_obj; | ||
668 | in_obj.type = ACPI_TYPE_INTEGER; | ||
669 | in_obj.integer.value = value; | ||
670 | |||
671 | output.length = sizeof(out_obj); | ||
672 | output.pointer = &out_obj; | ||
673 | |||
674 | status = acpi_evaluate_object(handle, name, ¶ms, &output); | ||
675 | if (status == AE_OK) { | ||
676 | if (result != NULL) { | ||
677 | if (out_obj.type != ACPI_TYPE_INTEGER) { | ||
678 | printk(KERN_WARNING DRV_PFX "acpi_evaluate_object bad " | ||
679 | "return type\n"); | ||
680 | return -1; | ||
681 | } | ||
682 | *result = out_obj.integer.value; | ||
683 | } | ||
684 | return 0; | ||
685 | } | ||
686 | |||
687 | printk(KERN_WARNING DRV_PFX "acpi_evaluate_object failed\n"); | ||
688 | |||
689 | return -1; | ||
690 | } | ||
691 | |||
692 | /* | ||
693 | * sony_nc_values input/output validate functions | ||
694 | */ | ||
695 | |||
696 | /* brightness_default_validate: | ||
697 | * | ||
698 | * manipulate input output values to keep consistency with the | ||
699 | * backlight framework for which brightness values are 0-based. | ||
700 | */ | ||
701 | static int brightness_default_validate(const int direction, const int value) | ||
702 | { | ||
703 | switch (direction) { | ||
704 | case SNC_VALIDATE_OUT: | ||
705 | return value - 1; | ||
706 | case SNC_VALIDATE_IN: | ||
707 | if (value >= 0 && value < SONY_MAX_BRIGHTNESS) | ||
708 | return value + 1; | ||
709 | } | ||
710 | return -EINVAL; | ||
711 | } | ||
712 | |||
713 | /* boolean_validate: | ||
714 | * | ||
715 | * on input validate boolean values 0/1, on output just pass the | ||
716 | * received value. | ||
717 | */ | ||
718 | static int boolean_validate(const int direction, const int value) | ||
719 | { | ||
720 | if (direction == SNC_VALIDATE_IN) { | ||
721 | if (value != 0 && value != 1) | ||
722 | return -EINVAL; | ||
723 | } | ||
724 | return value; | ||
725 | } | ||
726 | |||
727 | /* | ||
728 | * Sysfs show/store common to all sony_nc_values | ||
729 | */ | ||
730 | static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr, | ||
731 | char *buffer) | ||
732 | { | ||
733 | int value; | ||
734 | struct sony_nc_value *item = | ||
735 | container_of(attr, struct sony_nc_value, devattr); | ||
736 | |||
737 | if (!*item->acpiget) | ||
738 | return -EIO; | ||
739 | |||
740 | if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0) | ||
741 | return -EIO; | ||
742 | |||
743 | if (item->validate) | ||
744 | value = item->validate(SNC_VALIDATE_OUT, value); | ||
745 | |||
746 | return snprintf(buffer, PAGE_SIZE, "%d\n", value); | ||
747 | } | ||
748 | |||
749 | static ssize_t sony_nc_sysfs_store(struct device *dev, | ||
750 | struct device_attribute *attr, | ||
751 | const char *buffer, size_t count) | ||
752 | { | ||
753 | int value; | ||
754 | struct sony_nc_value *item = | ||
755 | container_of(attr, struct sony_nc_value, devattr); | ||
756 | |||
757 | if (!item->acpiset) | ||
758 | return -EIO; | ||
759 | |||
760 | if (count > 31) | ||
761 | return -EINVAL; | ||
762 | |||
763 | value = simple_strtoul(buffer, NULL, 10); | ||
764 | |||
765 | if (item->validate) | ||
766 | value = item->validate(SNC_VALIDATE_IN, value); | ||
767 | |||
768 | if (value < 0) | ||
769 | return value; | ||
770 | |||
771 | if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0) | ||
772 | return -EIO; | ||
773 | item->value = value; | ||
774 | item->valid = 1; | ||
775 | return count; | ||
776 | } | ||
777 | |||
778 | |||
779 | /* | ||
780 | * Backlight device | ||
781 | */ | ||
782 | static int sony_backlight_update_status(struct backlight_device *bd) | ||
783 | { | ||
784 | return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT", | ||
785 | bd->props.brightness + 1, NULL); | ||
786 | } | ||
787 | |||
788 | static int sony_backlight_get_brightness(struct backlight_device *bd) | ||
789 | { | ||
790 | int value; | ||
791 | |||
792 | if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) | ||
793 | return 0; | ||
794 | /* brightness levels are 1-based, while backlight ones are 0-based */ | ||
795 | return value - 1; | ||
796 | } | ||
797 | |||
798 | static struct backlight_device *sony_backlight_device; | ||
799 | static struct backlight_ops sony_backlight_ops = { | ||
800 | .update_status = sony_backlight_update_status, | ||
801 | .get_brightness = sony_backlight_get_brightness, | ||
802 | }; | ||
803 | |||
804 | /* | ||
805 | * New SNC-only Vaios event mapping to driver known keys | ||
806 | */ | ||
807 | struct sony_nc_event { | ||
808 | u8 data; | ||
809 | u8 event; | ||
810 | }; | ||
811 | |||
812 | static struct sony_nc_event *sony_nc_events; | ||
813 | |||
814 | /* Vaio C* --maybe also FE*, N* and AR* ?-- special init sequence | ||
815 | * for Fn keys | ||
816 | */ | ||
817 | static int sony_nc_C_enable(const struct dmi_system_id *id) | ||
818 | { | ||
819 | int result = 0; | ||
820 | |||
821 | printk(KERN_NOTICE DRV_PFX "detected %s\n", id->ident); | ||
822 | |||
823 | sony_nc_events = id->driver_data; | ||
824 | |||
825 | if (acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0x4, &result) < 0 | ||
826 | || acpi_callsetfunc(sony_nc_acpi_handle, "SN07", 0x2, &result) < 0 | ||
827 | || acpi_callsetfunc(sony_nc_acpi_handle, "SN02", 0x10, &result) < 0 | ||
828 | || acpi_callsetfunc(sony_nc_acpi_handle, "SN07", 0x0, &result) < 0 | ||
829 | || acpi_callsetfunc(sony_nc_acpi_handle, "SN03", 0x2, &result) < 0 | ||
830 | || acpi_callsetfunc(sony_nc_acpi_handle, "SN07", 0x101, &result) < 0) { | ||
831 | printk(KERN_WARNING DRV_PFX "failed to initialize SNC, some " | ||
832 | "functionalities may be missing\n"); | ||
833 | return 1; | ||
834 | } | ||
835 | return 0; | ||
836 | } | ||
837 | |||
838 | static struct sony_nc_event sony_C_events[] = { | ||
839 | { 0x81, SONYPI_EVENT_FNKEY_F1 }, | ||
840 | { 0x01, SONYPI_EVENT_FNKEY_RELEASED }, | ||
841 | { 0x85, SONYPI_EVENT_FNKEY_F5 }, | ||
842 | { 0x05, SONYPI_EVENT_FNKEY_RELEASED }, | ||
843 | { 0x86, SONYPI_EVENT_FNKEY_F6 }, | ||
844 | { 0x06, SONYPI_EVENT_FNKEY_RELEASED }, | ||
845 | { 0x87, SONYPI_EVENT_FNKEY_F7 }, | ||
846 | { 0x07, SONYPI_EVENT_FNKEY_RELEASED }, | ||
847 | { 0x8A, SONYPI_EVENT_FNKEY_F10 }, | ||
848 | { 0x0A, SONYPI_EVENT_FNKEY_RELEASED }, | ||
849 | { 0x8C, SONYPI_EVENT_FNKEY_F12 }, | ||
850 | { 0x0C, SONYPI_EVENT_FNKEY_RELEASED }, | ||
851 | { 0, 0 }, | ||
852 | }; | ||
853 | |||
854 | /* SNC-only model map */ | ||
855 | static const struct dmi_system_id sony_nc_ids[] = { | ||
856 | { | ||
857 | .ident = "Sony Vaio FE Series", | ||
858 | .callback = sony_nc_C_enable, | ||
859 | .driver_data = sony_C_events, | ||
860 | .matches = { | ||
861 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | ||
862 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FE"), | ||
863 | }, | ||
864 | }, | ||
865 | { | ||
866 | .ident = "Sony Vaio FZ Series", | ||
867 | .callback = sony_nc_C_enable, | ||
868 | .driver_data = sony_C_events, | ||
869 | .matches = { | ||
870 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | ||
871 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ"), | ||
872 | }, | ||
873 | }, | ||
874 | { | ||
875 | .ident = "Sony Vaio C Series", | ||
876 | .callback = sony_nc_C_enable, | ||
877 | .driver_data = sony_C_events, | ||
878 | .matches = { | ||
879 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | ||
880 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-C"), | ||
881 | }, | ||
882 | }, | ||
883 | { | ||
884 | .ident = "Sony Vaio N Series", | ||
885 | .callback = sony_nc_C_enable, | ||
886 | .driver_data = sony_C_events, | ||
887 | .matches = { | ||
888 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | ||
889 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-N"), | ||
890 | }, | ||
891 | }, | ||
892 | { } | ||
893 | }; | ||
894 | |||
895 | /* | ||
896 | * ACPI callbacks | ||
897 | */ | ||
898 | static void sony_acpi_notify(acpi_handle handle, u32 event, void *data) | ||
899 | { | ||
900 | struct sony_nc_event *evmap; | ||
901 | u32 ev = event; | ||
902 | int result; | ||
903 | |||
904 | if (ev == 0x92) { | ||
905 | /* read the key pressed from EC.GECR | ||
906 | * A call to SN07 with 0x0202 will do it as well respecting | ||
907 | * the current protocol on different OSes | ||
908 | * | ||
909 | * Note: the path for GECR may be | ||
910 | * \_SB.PCI0.LPCB.EC (C, FE, AR, N and friends) | ||
911 | * \_SB.PCI0.PIB.EC0 (VGN-FR notifications are sent directly, no GECR) | ||
912 | * | ||
913 | * TODO: we may want to do the same for the older GHKE -need | ||
914 | * dmi list- so this snippet may become one more callback. | ||
915 | */ | ||
916 | if (acpi_callsetfunc(handle, "SN07", 0x0202, &result) < 0) | ||
917 | dprintk("sony_acpi_notify, unable to decode event 0x%.2x\n", ev); | ||
918 | else | ||
919 | ev = result & 0xFF; | ||
920 | } | ||
921 | |||
922 | if (sony_nc_events) | ||
923 | for (evmap = sony_nc_events; evmap->event; evmap++) { | ||
924 | if (evmap->data == ev) { | ||
925 | ev = evmap->event; | ||
926 | break; | ||
927 | } | ||
928 | } | ||
929 | |||
930 | dprintk("sony_acpi_notify, event: 0x%.2x\n", ev); | ||
931 | sony_laptop_report_input_event(ev); | ||
932 | acpi_bus_generate_proc_event(sony_nc_acpi_device, 1, ev); | ||
933 | } | ||
934 | |||
935 | static acpi_status sony_walk_callback(acpi_handle handle, u32 level, | ||
936 | void *context, void **return_value) | ||
937 | { | ||
938 | struct acpi_device_info *info; | ||
939 | struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; | ||
940 | |||
941 | if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) { | ||
942 | info = buffer.pointer; | ||
943 | |||
944 | printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n", | ||
945 | (char *)&info->name, info->param_count); | ||
946 | |||
947 | kfree(buffer.pointer); | ||
948 | } | ||
949 | |||
950 | return AE_OK; | ||
951 | } | ||
952 | |||
953 | /* | ||
954 | * ACPI device | ||
955 | */ | ||
956 | static int sony_nc_resume(struct acpi_device *device) | ||
957 | { | ||
958 | struct sony_nc_value *item; | ||
959 | |||
960 | for (item = sony_nc_values; item->name; item++) { | ||
961 | int ret; | ||
962 | |||
963 | if (!item->valid) | ||
964 | continue; | ||
965 | ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, | ||
966 | item->value, NULL); | ||
967 | if (ret < 0) { | ||
968 | printk("%s: %d\n", __func__, ret); | ||
969 | break; | ||
970 | } | ||
971 | } | ||
972 | |||
973 | /* set the last requested brightness level */ | ||
974 | if (sony_backlight_device && | ||
975 | !sony_backlight_update_status(sony_backlight_device)) | ||
976 | printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n"); | ||
977 | |||
978 | /* re-initialize models with specific requirements */ | ||
979 | dmi_check_system(sony_nc_ids); | ||
980 | |||
981 | return 0; | ||
982 | } | ||
983 | |||
984 | static int sony_nc_add(struct acpi_device *device) | ||
985 | { | ||
986 | acpi_status status; | ||
987 | int result = 0; | ||
988 | acpi_handle handle; | ||
989 | struct sony_nc_value *item; | ||
990 | |||
991 | printk(KERN_INFO DRV_PFX "%s v%s.\n", | ||
992 | SONY_NC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION); | ||
993 | |||
994 | sony_nc_acpi_device = device; | ||
995 | strcpy(acpi_device_class(device), "sony/hotkey"); | ||
996 | |||
997 | sony_nc_acpi_handle = device->handle; | ||
998 | |||
999 | /* read device status */ | ||
1000 | result = acpi_bus_get_status(device); | ||
1001 | /* bail IFF the above call was successful and the device is not present */ | ||
1002 | if (!result && !device->status.present) { | ||
1003 | dprintk("Device not present\n"); | ||
1004 | result = -ENODEV; | ||
1005 | goto outwalk; | ||
1006 | } | ||
1007 | |||
1008 | if (debug) { | ||
1009 | status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle, | ||
1010 | 1, sony_walk_callback, NULL, NULL); | ||
1011 | if (ACPI_FAILURE(status)) { | ||
1012 | printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n"); | ||
1013 | result = -ENODEV; | ||
1014 | goto outwalk; | ||
1015 | } | ||
1016 | } | ||
1017 | |||
1018 | /* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1 | ||
1019 | * should be respected as we already checked for the device presence above */ | ||
1020 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) { | ||
1021 | dprintk("Invoking _INI\n"); | ||
1022 | if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI, | ||
1023 | NULL, NULL))) | ||
1024 | dprintk("_INI Method failed\n"); | ||
1025 | } | ||
1026 | |||
1027 | /* setup input devices and helper fifo */ | ||
1028 | result = sony_laptop_setup_input(device); | ||
1029 | if (result) { | ||
1030 | printk(KERN_ERR DRV_PFX | ||
1031 | "Unabe to create input devices.\n"); | ||
1032 | goto outwalk; | ||
1033 | } | ||
1034 | |||
1035 | status = acpi_install_notify_handler(sony_nc_acpi_handle, | ||
1036 | ACPI_DEVICE_NOTIFY, | ||
1037 | sony_acpi_notify, NULL); | ||
1038 | if (ACPI_FAILURE(status)) { | ||
1039 | printk(KERN_WARNING DRV_PFX "unable to install notify handler (%u)\n", status); | ||
1040 | result = -ENODEV; | ||
1041 | goto outinput; | ||
1042 | } | ||
1043 | |||
1044 | if (acpi_video_backlight_support()) { | ||
1045 | printk(KERN_INFO DRV_PFX "brightness ignored, must be " | ||
1046 | "controlled by ACPI video driver\n"); | ||
1047 | } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", | ||
1048 | &handle))) { | ||
1049 | sony_backlight_device = backlight_device_register("sony", NULL, | ||
1050 | NULL, | ||
1051 | &sony_backlight_ops); | ||
1052 | |||
1053 | if (IS_ERR(sony_backlight_device)) { | ||
1054 | printk(KERN_WARNING DRV_PFX "unable to register backlight device\n"); | ||
1055 | sony_backlight_device = NULL; | ||
1056 | } else { | ||
1057 | sony_backlight_device->props.brightness = | ||
1058 | sony_backlight_get_brightness | ||
1059 | (sony_backlight_device); | ||
1060 | sony_backlight_device->props.max_brightness = | ||
1061 | SONY_MAX_BRIGHTNESS - 1; | ||
1062 | } | ||
1063 | |||
1064 | } | ||
1065 | |||
1066 | /* initialize models with specific requirements */ | ||
1067 | dmi_check_system(sony_nc_ids); | ||
1068 | |||
1069 | result = sony_pf_add(); | ||
1070 | if (result) | ||
1071 | goto outbacklight; | ||
1072 | |||
1073 | /* create sony_pf sysfs attributes related to the SNC device */ | ||
1074 | for (item = sony_nc_values; item->name; ++item) { | ||
1075 | |||
1076 | if (!debug && item->debug) | ||
1077 | continue; | ||
1078 | |||
1079 | /* find the available acpiget as described in the DSDT */ | ||
1080 | for (; item->acpiget && *item->acpiget; ++item->acpiget) { | ||
1081 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, | ||
1082 | *item->acpiget, | ||
1083 | &handle))) { | ||
1084 | dprintk("Found %s getter: %s\n", | ||
1085 | item->name, *item->acpiget); | ||
1086 | item->devattr.attr.mode |= S_IRUGO; | ||
1087 | break; | ||
1088 | } | ||
1089 | } | ||
1090 | |||
1091 | /* find the available acpiset as described in the DSDT */ | ||
1092 | for (; item->acpiset && *item->acpiset; ++item->acpiset) { | ||
1093 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, | ||
1094 | *item->acpiset, | ||
1095 | &handle))) { | ||
1096 | dprintk("Found %s setter: %s\n", | ||
1097 | item->name, *item->acpiset); | ||
1098 | item->devattr.attr.mode |= S_IWUSR; | ||
1099 | break; | ||
1100 | } | ||
1101 | } | ||
1102 | |||
1103 | if (item->devattr.attr.mode != 0) { | ||
1104 | result = | ||
1105 | device_create_file(&sony_pf_device->dev, | ||
1106 | &item->devattr); | ||
1107 | if (result) | ||
1108 | goto out_sysfs; | ||
1109 | } | ||
1110 | } | ||
1111 | |||
1112 | return 0; | ||
1113 | |||
1114 | out_sysfs: | ||
1115 | for (item = sony_nc_values; item->name; ++item) { | ||
1116 | device_remove_file(&sony_pf_device->dev, &item->devattr); | ||
1117 | } | ||
1118 | sony_pf_remove(); | ||
1119 | |||
1120 | outbacklight: | ||
1121 | if (sony_backlight_device) | ||
1122 | backlight_device_unregister(sony_backlight_device); | ||
1123 | |||
1124 | status = acpi_remove_notify_handler(sony_nc_acpi_handle, | ||
1125 | ACPI_DEVICE_NOTIFY, | ||
1126 | sony_acpi_notify); | ||
1127 | if (ACPI_FAILURE(status)) | ||
1128 | printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n"); | ||
1129 | |||
1130 | outinput: | ||
1131 | sony_laptop_remove_input(); | ||
1132 | |||
1133 | outwalk: | ||
1134 | return result; | ||
1135 | } | ||
1136 | |||
1137 | static int sony_nc_remove(struct acpi_device *device, int type) | ||
1138 | { | ||
1139 | acpi_status status; | ||
1140 | struct sony_nc_value *item; | ||
1141 | |||
1142 | if (sony_backlight_device) | ||
1143 | backlight_device_unregister(sony_backlight_device); | ||
1144 | |||
1145 | sony_nc_acpi_device = NULL; | ||
1146 | |||
1147 | status = acpi_remove_notify_handler(sony_nc_acpi_handle, | ||
1148 | ACPI_DEVICE_NOTIFY, | ||
1149 | sony_acpi_notify); | ||
1150 | if (ACPI_FAILURE(status)) | ||
1151 | printk(KERN_WARNING DRV_PFX "unable to remove notify handler\n"); | ||
1152 | |||
1153 | for (item = sony_nc_values; item->name; ++item) { | ||
1154 | device_remove_file(&sony_pf_device->dev, &item->devattr); | ||
1155 | } | ||
1156 | |||
1157 | sony_pf_remove(); | ||
1158 | sony_laptop_remove_input(); | ||
1159 | dprintk(SONY_NC_DRIVER_NAME " removed.\n"); | ||
1160 | |||
1161 | return 0; | ||
1162 | } | ||
1163 | |||
1164 | static const struct acpi_device_id sony_device_ids[] = { | ||
1165 | {SONY_NC_HID, 0}, | ||
1166 | {SONY_PIC_HID, 0}, | ||
1167 | {"", 0}, | ||
1168 | }; | ||
1169 | MODULE_DEVICE_TABLE(acpi, sony_device_ids); | ||
1170 | |||
1171 | static const struct acpi_device_id sony_nc_device_ids[] = { | ||
1172 | {SONY_NC_HID, 0}, | ||
1173 | {"", 0}, | ||
1174 | }; | ||
1175 | |||
1176 | static struct acpi_driver sony_nc_driver = { | ||
1177 | .name = SONY_NC_DRIVER_NAME, | ||
1178 | .class = SONY_NC_CLASS, | ||
1179 | .ids = sony_nc_device_ids, | ||
1180 | .owner = THIS_MODULE, | ||
1181 | .ops = { | ||
1182 | .add = sony_nc_add, | ||
1183 | .remove = sony_nc_remove, | ||
1184 | .resume = sony_nc_resume, | ||
1185 | }, | ||
1186 | }; | ||
1187 | |||
1188 | /*********** SPIC (SNY6001) Device ***********/ | ||
1189 | |||
1190 | #define SONYPI_DEVICE_TYPE1 0x00000001 | ||
1191 | #define SONYPI_DEVICE_TYPE2 0x00000002 | ||
1192 | #define SONYPI_DEVICE_TYPE3 0x00000004 | ||
1193 | #define SONYPI_DEVICE_TYPE4 0x00000008 | ||
1194 | |||
1195 | #define SONYPI_TYPE1_OFFSET 0x04 | ||
1196 | #define SONYPI_TYPE2_OFFSET 0x12 | ||
1197 | #define SONYPI_TYPE3_OFFSET 0x12 | ||
1198 | #define SONYPI_TYPE4_OFFSET 0x12 | ||
1199 | |||
1200 | struct sony_pic_ioport { | ||
1201 | struct acpi_resource_io io1; | ||
1202 | struct acpi_resource_io io2; | ||
1203 | struct list_head list; | ||
1204 | }; | ||
1205 | |||
1206 | struct sony_pic_irq { | ||
1207 | struct acpi_resource_irq irq; | ||
1208 | struct list_head list; | ||
1209 | }; | ||
1210 | |||
1211 | struct sonypi_eventtypes { | ||
1212 | u8 data; | ||
1213 | unsigned long mask; | ||
1214 | struct sonypi_event *events; | ||
1215 | }; | ||
1216 | |||
1217 | struct device_ctrl { | ||
1218 | int model; | ||
1219 | int (*handle_irq)(const u8, const u8); | ||
1220 | u16 evport_offset; | ||
1221 | u8 has_camera; | ||
1222 | u8 has_bluetooth; | ||
1223 | u8 has_wwan; | ||
1224 | struct sonypi_eventtypes *event_types; | ||
1225 | }; | ||
1226 | |||
1227 | struct sony_pic_dev { | ||
1228 | struct device_ctrl *control; | ||
1229 | struct acpi_device *acpi_dev; | ||
1230 | struct sony_pic_irq *cur_irq; | ||
1231 | struct sony_pic_ioport *cur_ioport; | ||
1232 | struct list_head interrupts; | ||
1233 | struct list_head ioports; | ||
1234 | struct mutex lock; | ||
1235 | u8 camera_power; | ||
1236 | u8 bluetooth_power; | ||
1237 | u8 wwan_power; | ||
1238 | }; | ||
1239 | |||
1240 | static struct sony_pic_dev spic_dev = { | ||
1241 | .interrupts = LIST_HEAD_INIT(spic_dev.interrupts), | ||
1242 | .ioports = LIST_HEAD_INIT(spic_dev.ioports), | ||
1243 | }; | ||
1244 | |||
1245 | /* Event masks */ | ||
1246 | #define SONYPI_JOGGER_MASK 0x00000001 | ||
1247 | #define SONYPI_CAPTURE_MASK 0x00000002 | ||
1248 | #define SONYPI_FNKEY_MASK 0x00000004 | ||
1249 | #define SONYPI_BLUETOOTH_MASK 0x00000008 | ||
1250 | #define SONYPI_PKEY_MASK 0x00000010 | ||
1251 | #define SONYPI_BACK_MASK 0x00000020 | ||
1252 | #define SONYPI_HELP_MASK 0x00000040 | ||
1253 | #define SONYPI_LID_MASK 0x00000080 | ||
1254 | #define SONYPI_ZOOM_MASK 0x00000100 | ||
1255 | #define SONYPI_THUMBPHRASE_MASK 0x00000200 | ||
1256 | #define SONYPI_MEYE_MASK 0x00000400 | ||
1257 | #define SONYPI_MEMORYSTICK_MASK 0x00000800 | ||
1258 | #define SONYPI_BATTERY_MASK 0x00001000 | ||
1259 | #define SONYPI_WIRELESS_MASK 0x00002000 | ||
1260 | |||
1261 | struct sonypi_event { | ||
1262 | u8 data; | ||
1263 | u8 event; | ||
1264 | }; | ||
1265 | |||
1266 | /* The set of possible button release events */ | ||
1267 | static struct sonypi_event sonypi_releaseev[] = { | ||
1268 | { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, | ||
1269 | { 0, 0 } | ||
1270 | }; | ||
1271 | |||
1272 | /* The set of possible jogger events */ | ||
1273 | static struct sonypi_event sonypi_joggerev[] = { | ||
1274 | { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, | ||
1275 | { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, | ||
1276 | { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, | ||
1277 | { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, | ||
1278 | { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, | ||
1279 | { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, | ||
1280 | { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, | ||
1281 | { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, | ||
1282 | { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, | ||
1283 | { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, | ||
1284 | { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, | ||
1285 | { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, | ||
1286 | { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, | ||
1287 | { 0, 0 } | ||
1288 | }; | ||
1289 | |||
1290 | /* The set of possible capture button events */ | ||
1291 | static struct sonypi_event sonypi_captureev[] = { | ||
1292 | { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, | ||
1293 | { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, | ||
1294 | { 0x40, SONYPI_EVENT_CAPTURE_PRESSED }, | ||
1295 | { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, | ||
1296 | { 0, 0 } | ||
1297 | }; | ||
1298 | |||
1299 | /* The set of possible fnkeys events */ | ||
1300 | static struct sonypi_event sonypi_fnkeyev[] = { | ||
1301 | { 0x10, SONYPI_EVENT_FNKEY_ESC }, | ||
1302 | { 0x11, SONYPI_EVENT_FNKEY_F1 }, | ||
1303 | { 0x12, SONYPI_EVENT_FNKEY_F2 }, | ||
1304 | { 0x13, SONYPI_EVENT_FNKEY_F3 }, | ||
1305 | { 0x14, SONYPI_EVENT_FNKEY_F4 }, | ||
1306 | { 0x15, SONYPI_EVENT_FNKEY_F5 }, | ||
1307 | { 0x16, SONYPI_EVENT_FNKEY_F6 }, | ||
1308 | { 0x17, SONYPI_EVENT_FNKEY_F7 }, | ||
1309 | { 0x18, SONYPI_EVENT_FNKEY_F8 }, | ||
1310 | { 0x19, SONYPI_EVENT_FNKEY_F9 }, | ||
1311 | { 0x1a, SONYPI_EVENT_FNKEY_F10 }, | ||
1312 | { 0x1b, SONYPI_EVENT_FNKEY_F11 }, | ||
1313 | { 0x1c, SONYPI_EVENT_FNKEY_F12 }, | ||
1314 | { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, | ||
1315 | { 0x21, SONYPI_EVENT_FNKEY_1 }, | ||
1316 | { 0x22, SONYPI_EVENT_FNKEY_2 }, | ||
1317 | { 0x31, SONYPI_EVENT_FNKEY_D }, | ||
1318 | { 0x32, SONYPI_EVENT_FNKEY_E }, | ||
1319 | { 0x33, SONYPI_EVENT_FNKEY_F }, | ||
1320 | { 0x34, SONYPI_EVENT_FNKEY_S }, | ||
1321 | { 0x35, SONYPI_EVENT_FNKEY_B }, | ||
1322 | { 0x36, SONYPI_EVENT_FNKEY_ONLY }, | ||
1323 | { 0, 0 } | ||
1324 | }; | ||
1325 | |||
1326 | /* The set of possible program key events */ | ||
1327 | static struct sonypi_event sonypi_pkeyev[] = { | ||
1328 | { 0x01, SONYPI_EVENT_PKEY_P1 }, | ||
1329 | { 0x02, SONYPI_EVENT_PKEY_P2 }, | ||
1330 | { 0x04, SONYPI_EVENT_PKEY_P3 }, | ||
1331 | { 0, 0 } | ||
1332 | }; | ||
1333 | |||
1334 | /* The set of possible bluetooth events */ | ||
1335 | static struct sonypi_event sonypi_blueev[] = { | ||
1336 | { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, | ||
1337 | { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, | ||
1338 | { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, | ||
1339 | { 0, 0 } | ||
1340 | }; | ||
1341 | |||
1342 | /* The set of possible wireless events */ | ||
1343 | static struct sonypi_event sonypi_wlessev[] = { | ||
1344 | { 0x59, SONYPI_EVENT_WIRELESS_ON }, | ||
1345 | { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, | ||
1346 | { 0, 0 } | ||
1347 | }; | ||
1348 | |||
1349 | /* The set of possible back button events */ | ||
1350 | static struct sonypi_event sonypi_backev[] = { | ||
1351 | { 0x20, SONYPI_EVENT_BACK_PRESSED }, | ||
1352 | { 0, 0 } | ||
1353 | }; | ||
1354 | |||
1355 | /* The set of possible help button events */ | ||
1356 | static struct sonypi_event sonypi_helpev[] = { | ||
1357 | { 0x3b, SONYPI_EVENT_HELP_PRESSED }, | ||
1358 | { 0, 0 } | ||
1359 | }; | ||
1360 | |||
1361 | |||
1362 | /* The set of possible lid events */ | ||
1363 | static struct sonypi_event sonypi_lidev[] = { | ||
1364 | { 0x51, SONYPI_EVENT_LID_CLOSED }, | ||
1365 | { 0x50, SONYPI_EVENT_LID_OPENED }, | ||
1366 | { 0, 0 } | ||
1367 | }; | ||
1368 | |||
1369 | /* The set of possible zoom events */ | ||
1370 | static struct sonypi_event sonypi_zoomev[] = { | ||
1371 | { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, | ||
1372 | { 0x10, SONYPI_EVENT_ZOOM_IN_PRESSED }, | ||
1373 | { 0x20, SONYPI_EVENT_ZOOM_OUT_PRESSED }, | ||
1374 | { 0, 0 } | ||
1375 | }; | ||
1376 | |||
1377 | /* The set of possible thumbphrase events */ | ||
1378 | static struct sonypi_event sonypi_thumbphraseev[] = { | ||
1379 | { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, | ||
1380 | { 0, 0 } | ||
1381 | }; | ||
1382 | |||
1383 | /* The set of possible motioneye camera events */ | ||
1384 | static struct sonypi_event sonypi_meyeev[] = { | ||
1385 | { 0x00, SONYPI_EVENT_MEYE_FACE }, | ||
1386 | { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, | ||
1387 | { 0, 0 } | ||
1388 | }; | ||
1389 | |||
1390 | /* The set of possible memorystick events */ | ||
1391 | static struct sonypi_event sonypi_memorystickev[] = { | ||
1392 | { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, | ||
1393 | { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, | ||
1394 | { 0, 0 } | ||
1395 | }; | ||
1396 | |||
1397 | /* The set of possible battery events */ | ||
1398 | static struct sonypi_event sonypi_batteryev[] = { | ||
1399 | { 0x20, SONYPI_EVENT_BATTERY_INSERT }, | ||
1400 | { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, | ||
1401 | { 0, 0 } | ||
1402 | }; | ||
1403 | |||
1404 | static struct sonypi_eventtypes type1_events[] = { | ||
1405 | { 0, 0xffffffff, sonypi_releaseev }, | ||
1406 | { 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, | ||
1407 | { 0x30, SONYPI_LID_MASK, sonypi_lidev }, | ||
1408 | { 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, | ||
1409 | { 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, | ||
1410 | { 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, | ||
1411 | { 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, | ||
1412 | { 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, | ||
1413 | { 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, | ||
1414 | { 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, | ||
1415 | { 0 }, | ||
1416 | }; | ||
1417 | static struct sonypi_eventtypes type2_events[] = { | ||
1418 | { 0, 0xffffffff, sonypi_releaseev }, | ||
1419 | { 0x38, SONYPI_LID_MASK, sonypi_lidev }, | ||
1420 | { 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, | ||
1421 | { 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, | ||
1422 | { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, | ||
1423 | { 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, | ||
1424 | { 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, | ||
1425 | { 0x11, SONYPI_BACK_MASK, sonypi_backev }, | ||
1426 | { 0x21, SONYPI_HELP_MASK, sonypi_helpev }, | ||
1427 | { 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, | ||
1428 | { 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, | ||
1429 | { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, | ||
1430 | { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, | ||
1431 | { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, | ||
1432 | { 0 }, | ||
1433 | }; | ||
1434 | static struct sonypi_eventtypes type3_events[] = { | ||
1435 | { 0, 0xffffffff, sonypi_releaseev }, | ||
1436 | { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, | ||
1437 | { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, | ||
1438 | { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, | ||
1439 | { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, | ||
1440 | { 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, | ||
1441 | { 0 }, | ||
1442 | }; | ||
1443 | static struct sonypi_eventtypes type4_events[] = { | ||
1444 | { 0, 0xffffffff, sonypi_releaseev }, | ||
1445 | { 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, | ||
1446 | { 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, | ||
1447 | { 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, | ||
1448 | { 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, | ||
1449 | { 0x05, SONYPI_PKEY_MASK, sonypi_pkeyev }, | ||
1450 | { 0x05, SONYPI_ZOOM_MASK, sonypi_zoomev }, | ||
1451 | { 0x05, SONYPI_CAPTURE_MASK, sonypi_captureev }, | ||
1452 | { 0 }, | ||
1453 | }; | ||
1454 | |||
1455 | /* low level spic calls */ | ||
1456 | #define ITERATIONS_LONG 10000 | ||
1457 | #define ITERATIONS_SHORT 10 | ||
1458 | #define wait_on_command(command, iterations) { \ | ||
1459 | unsigned int n = iterations; \ | ||
1460 | while (--n && (command)) \ | ||
1461 | udelay(1); \ | ||
1462 | if (!n) \ | ||
1463 | dprintk("command failed at %s : %s (line %d)\n", \ | ||
1464 | __FILE__, __func__, __LINE__); \ | ||
1465 | } | ||
1466 | |||
1467 | static u8 sony_pic_call1(u8 dev) | ||
1468 | { | ||
1469 | u8 v1, v2; | ||
1470 | |||
1471 | wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, | ||
1472 | ITERATIONS_LONG); | ||
1473 | outb(dev, spic_dev.cur_ioport->io1.minimum + 4); | ||
1474 | v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4); | ||
1475 | v2 = inb_p(spic_dev.cur_ioport->io1.minimum); | ||
1476 | dprintk("sony_pic_call1(0x%.2x): 0x%.4x\n", dev, (v2 << 8) | v1); | ||
1477 | return v2; | ||
1478 | } | ||
1479 | |||
1480 | static u8 sony_pic_call2(u8 dev, u8 fn) | ||
1481 | { | ||
1482 | u8 v1; | ||
1483 | |||
1484 | wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, | ||
1485 | ITERATIONS_LONG); | ||
1486 | outb(dev, spic_dev.cur_ioport->io1.minimum + 4); | ||
1487 | wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, | ||
1488 | ITERATIONS_LONG); | ||
1489 | outb(fn, spic_dev.cur_ioport->io1.minimum); | ||
1490 | v1 = inb_p(spic_dev.cur_ioport->io1.minimum); | ||
1491 | dprintk("sony_pic_call2(0x%.2x - 0x%.2x): 0x%.4x\n", dev, fn, v1); | ||
1492 | return v1; | ||
1493 | } | ||
1494 | |||
1495 | static u8 sony_pic_call3(u8 dev, u8 fn, u8 v) | ||
1496 | { | ||
1497 | u8 v1; | ||
1498 | |||
1499 | wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); | ||
1500 | outb(dev, spic_dev.cur_ioport->io1.minimum + 4); | ||
1501 | wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); | ||
1502 | outb(fn, spic_dev.cur_ioport->io1.minimum); | ||
1503 | wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); | ||
1504 | outb(v, spic_dev.cur_ioport->io1.minimum); | ||
1505 | v1 = inb_p(spic_dev.cur_ioport->io1.minimum); | ||
1506 | dprintk("sony_pic_call3(0x%.2x - 0x%.2x - 0x%.2x): 0x%.4x\n", | ||
1507 | dev, fn, v, v1); | ||
1508 | return v1; | ||
1509 | } | ||
1510 | |||
1511 | /* | ||
1512 | * minidrivers for SPIC models | ||
1513 | */ | ||
1514 | static int type4_handle_irq(const u8 data_mask, const u8 ev) | ||
1515 | { | ||
1516 | /* | ||
1517 | * 0x31 could mean we have to take some extra action and wait for | ||
1518 | * the next irq for some Type4 models, it will generate a new | ||
1519 | * irq and we can read new data from the device: | ||
1520 | * - 0x5c and 0x5f requires 0xA0 | ||
1521 | * - 0x61 requires 0xB3 | ||
1522 | */ | ||
1523 | if (data_mask == 0x31) { | ||
1524 | if (ev == 0x5c || ev == 0x5f) | ||
1525 | sony_pic_call1(0xA0); | ||
1526 | else if (ev == 0x61) | ||
1527 | sony_pic_call1(0xB3); | ||
1528 | return 0; | ||
1529 | } | ||
1530 | return 1; | ||
1531 | } | ||
1532 | |||
1533 | static struct device_ctrl spic_types[] = { | ||
1534 | { | ||
1535 | .model = SONYPI_DEVICE_TYPE1, | ||
1536 | .handle_irq = NULL, | ||
1537 | .evport_offset = SONYPI_TYPE1_OFFSET, | ||
1538 | .event_types = type1_events, | ||
1539 | }, | ||
1540 | { | ||
1541 | .model = SONYPI_DEVICE_TYPE2, | ||
1542 | .handle_irq = NULL, | ||
1543 | .evport_offset = SONYPI_TYPE2_OFFSET, | ||
1544 | .event_types = type2_events, | ||
1545 | }, | ||
1546 | { | ||
1547 | .model = SONYPI_DEVICE_TYPE3, | ||
1548 | .handle_irq = NULL, | ||
1549 | .evport_offset = SONYPI_TYPE3_OFFSET, | ||
1550 | .event_types = type3_events, | ||
1551 | }, | ||
1552 | { | ||
1553 | .model = SONYPI_DEVICE_TYPE4, | ||
1554 | .handle_irq = type4_handle_irq, | ||
1555 | .evport_offset = SONYPI_TYPE4_OFFSET, | ||
1556 | .event_types = type4_events, | ||
1557 | }, | ||
1558 | }; | ||
1559 | |||
1560 | static void sony_pic_detect_device_type(struct sony_pic_dev *dev) | ||
1561 | { | ||
1562 | struct pci_dev *pcidev; | ||
1563 | |||
1564 | pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, | ||
1565 | PCI_DEVICE_ID_INTEL_82371AB_3, NULL); | ||
1566 | if (pcidev) { | ||
1567 | dev->control = &spic_types[0]; | ||
1568 | goto out; | ||
1569 | } | ||
1570 | |||
1571 | pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, | ||
1572 | PCI_DEVICE_ID_INTEL_ICH6_1, NULL); | ||
1573 | if (pcidev) { | ||
1574 | dev->control = &spic_types[2]; | ||
1575 | goto out; | ||
1576 | } | ||
1577 | |||
1578 | pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, | ||
1579 | PCI_DEVICE_ID_INTEL_ICH7_1, NULL); | ||
1580 | if (pcidev) { | ||
1581 | dev->control = &spic_types[3]; | ||
1582 | goto out; | ||
1583 | } | ||
1584 | |||
1585 | pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, | ||
1586 | PCI_DEVICE_ID_INTEL_ICH8_4, NULL); | ||
1587 | if (pcidev) { | ||
1588 | dev->control = &spic_types[3]; | ||
1589 | goto out; | ||
1590 | } | ||
1591 | |||
1592 | /* default */ | ||
1593 | dev->control = &spic_types[1]; | ||
1594 | |||
1595 | out: | ||
1596 | if (pcidev) | ||
1597 | pci_dev_put(pcidev); | ||
1598 | |||
1599 | printk(KERN_INFO DRV_PFX "detected Type%d model\n", | ||
1600 | dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 : | ||
1601 | dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : | ||
1602 | dev->control->model == SONYPI_DEVICE_TYPE3 ? 3 : 4); | ||
1603 | } | ||
1604 | |||
1605 | /* camera tests and poweron/poweroff */ | ||
1606 | #define SONYPI_CAMERA_PICTURE 5 | ||
1607 | #define SONYPI_CAMERA_CONTROL 0x10 | ||
1608 | |||
1609 | #define SONYPI_CAMERA_BRIGHTNESS 0 | ||
1610 | #define SONYPI_CAMERA_CONTRAST 1 | ||
1611 | #define SONYPI_CAMERA_HUE 2 | ||
1612 | #define SONYPI_CAMERA_COLOR 3 | ||
1613 | #define SONYPI_CAMERA_SHARPNESS 4 | ||
1614 | |||
1615 | #define SONYPI_CAMERA_EXPOSURE_MASK 0xC | ||
1616 | #define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 | ||
1617 | #define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 | ||
1618 | #define SONYPI_CAMERA_MUTE_MASK 0x40 | ||
1619 | |||
1620 | /* the rest don't need a loop until not 0xff */ | ||
1621 | #define SONYPI_CAMERA_AGC 6 | ||
1622 | #define SONYPI_CAMERA_AGC_MASK 0x30 | ||
1623 | #define SONYPI_CAMERA_SHUTTER_MASK 0x7 | ||
1624 | |||
1625 | #define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 | ||
1626 | #define SONYPI_CAMERA_CONTROL 0x10 | ||
1627 | |||
1628 | #define SONYPI_CAMERA_STATUS 7 | ||
1629 | #define SONYPI_CAMERA_STATUS_READY 0x2 | ||
1630 | #define SONYPI_CAMERA_STATUS_POSITION 0x4 | ||
1631 | |||
1632 | #define SONYPI_DIRECTION_BACKWARDS 0x4 | ||
1633 | |||
1634 | #define SONYPI_CAMERA_REVISION 8 | ||
1635 | #define SONYPI_CAMERA_ROMVERSION 9 | ||
1636 | |||
1637 | static int __sony_pic_camera_ready(void) | ||
1638 | { | ||
1639 | u8 v; | ||
1640 | |||
1641 | v = sony_pic_call2(0x8f, SONYPI_CAMERA_STATUS); | ||
1642 | return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY)); | ||
1643 | } | ||
1644 | |||
1645 | static int __sony_pic_camera_off(void) | ||
1646 | { | ||
1647 | if (!camera) { | ||
1648 | printk(KERN_WARNING DRV_PFX "camera control not enabled\n"); | ||
1649 | return -ENODEV; | ||
1650 | } | ||
1651 | |||
1652 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, | ||
1653 | SONYPI_CAMERA_MUTE_MASK), | ||
1654 | ITERATIONS_SHORT); | ||
1655 | |||
1656 | if (spic_dev.camera_power) { | ||
1657 | sony_pic_call2(0x91, 0); | ||
1658 | spic_dev.camera_power = 0; | ||
1659 | } | ||
1660 | return 0; | ||
1661 | } | ||
1662 | |||
1663 | static int __sony_pic_camera_on(void) | ||
1664 | { | ||
1665 | int i, j, x; | ||
1666 | |||
1667 | if (!camera) { | ||
1668 | printk(KERN_WARNING DRV_PFX "camera control not enabled\n"); | ||
1669 | return -ENODEV; | ||
1670 | } | ||
1671 | |||
1672 | if (spic_dev.camera_power) | ||
1673 | return 0; | ||
1674 | |||
1675 | for (j = 5; j > 0; j--) { | ||
1676 | |||
1677 | for (x = 0; x < 100 && sony_pic_call2(0x91, 0x1); x++) | ||
1678 | msleep(10); | ||
1679 | sony_pic_call1(0x93); | ||
1680 | |||
1681 | for (i = 400; i > 0; i--) { | ||
1682 | if (__sony_pic_camera_ready()) | ||
1683 | break; | ||
1684 | msleep(10); | ||
1685 | } | ||
1686 | if (i) | ||
1687 | break; | ||
1688 | } | ||
1689 | |||
1690 | if (j == 0) { | ||
1691 | printk(KERN_WARNING DRV_PFX "failed to power on camera\n"); | ||
1692 | return -ENODEV; | ||
1693 | } | ||
1694 | |||
1695 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTROL, | ||
1696 | 0x5a), | ||
1697 | ITERATIONS_SHORT); | ||
1698 | |||
1699 | spic_dev.camera_power = 1; | ||
1700 | return 0; | ||
1701 | } | ||
1702 | |||
1703 | /* External camera command (exported to the motion eye v4l driver) */ | ||
1704 | int sony_pic_camera_command(int command, u8 value) | ||
1705 | { | ||
1706 | if (!camera) | ||
1707 | return -EIO; | ||
1708 | |||
1709 | mutex_lock(&spic_dev.lock); | ||
1710 | |||
1711 | switch (command) { | ||
1712 | case SONY_PIC_COMMAND_SETCAMERA: | ||
1713 | if (value) | ||
1714 | __sony_pic_camera_on(); | ||
1715 | else | ||
1716 | __sony_pic_camera_off(); | ||
1717 | break; | ||
1718 | case SONY_PIC_COMMAND_SETCAMERABRIGHTNESS: | ||
1719 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_BRIGHTNESS, value), | ||
1720 | ITERATIONS_SHORT); | ||
1721 | break; | ||
1722 | case SONY_PIC_COMMAND_SETCAMERACONTRAST: | ||
1723 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_CONTRAST, value), | ||
1724 | ITERATIONS_SHORT); | ||
1725 | break; | ||
1726 | case SONY_PIC_COMMAND_SETCAMERAHUE: | ||
1727 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_HUE, value), | ||
1728 | ITERATIONS_SHORT); | ||
1729 | break; | ||
1730 | case SONY_PIC_COMMAND_SETCAMERACOLOR: | ||
1731 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_COLOR, value), | ||
1732 | ITERATIONS_SHORT); | ||
1733 | break; | ||
1734 | case SONY_PIC_COMMAND_SETCAMERASHARPNESS: | ||
1735 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_SHARPNESS, value), | ||
1736 | ITERATIONS_SHORT); | ||
1737 | break; | ||
1738 | case SONY_PIC_COMMAND_SETCAMERAPICTURE: | ||
1739 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_PICTURE, value), | ||
1740 | ITERATIONS_SHORT); | ||
1741 | break; | ||
1742 | case SONY_PIC_COMMAND_SETCAMERAAGC: | ||
1743 | wait_on_command(sony_pic_call3(0x90, SONYPI_CAMERA_AGC, value), | ||
1744 | ITERATIONS_SHORT); | ||
1745 | break; | ||
1746 | default: | ||
1747 | printk(KERN_ERR DRV_PFX "sony_pic_camera_command invalid: %d\n", | ||
1748 | command); | ||
1749 | break; | ||
1750 | } | ||
1751 | mutex_unlock(&spic_dev.lock); | ||
1752 | return 0; | ||
1753 | } | ||
1754 | EXPORT_SYMBOL(sony_pic_camera_command); | ||
1755 | |||
1756 | /* gprs/edge modem (SZ460N and SZ210P), thanks to Joshua Wise */ | ||
1757 | static void sony_pic_set_wwanpower(u8 state) | ||
1758 | { | ||
1759 | state = !!state; | ||
1760 | mutex_lock(&spic_dev.lock); | ||
1761 | if (spic_dev.wwan_power == state) { | ||
1762 | mutex_unlock(&spic_dev.lock); | ||
1763 | return; | ||
1764 | } | ||
1765 | sony_pic_call2(0xB0, state); | ||
1766 | spic_dev.wwan_power = state; | ||
1767 | mutex_unlock(&spic_dev.lock); | ||
1768 | } | ||
1769 | |||
1770 | static ssize_t sony_pic_wwanpower_store(struct device *dev, | ||
1771 | struct device_attribute *attr, | ||
1772 | const char *buffer, size_t count) | ||
1773 | { | ||
1774 | unsigned long value; | ||
1775 | if (count > 31) | ||
1776 | return -EINVAL; | ||
1777 | |||
1778 | value = simple_strtoul(buffer, NULL, 10); | ||
1779 | sony_pic_set_wwanpower(value); | ||
1780 | |||
1781 | return count; | ||
1782 | } | ||
1783 | |||
1784 | static ssize_t sony_pic_wwanpower_show(struct device *dev, | ||
1785 | struct device_attribute *attr, char *buffer) | ||
1786 | { | ||
1787 | ssize_t count; | ||
1788 | mutex_lock(&spic_dev.lock); | ||
1789 | count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.wwan_power); | ||
1790 | mutex_unlock(&spic_dev.lock); | ||
1791 | return count; | ||
1792 | } | ||
1793 | |||
1794 | /* bluetooth subsystem power state */ | ||
1795 | static void __sony_pic_set_bluetoothpower(u8 state) | ||
1796 | { | ||
1797 | state = !!state; | ||
1798 | if (spic_dev.bluetooth_power == state) | ||
1799 | return; | ||
1800 | sony_pic_call2(0x96, state); | ||
1801 | sony_pic_call1(0x82); | ||
1802 | spic_dev.bluetooth_power = state; | ||
1803 | } | ||
1804 | |||
1805 | static ssize_t sony_pic_bluetoothpower_store(struct device *dev, | ||
1806 | struct device_attribute *attr, | ||
1807 | const char *buffer, size_t count) | ||
1808 | { | ||
1809 | unsigned long value; | ||
1810 | if (count > 31) | ||
1811 | return -EINVAL; | ||
1812 | |||
1813 | value = simple_strtoul(buffer, NULL, 10); | ||
1814 | mutex_lock(&spic_dev.lock); | ||
1815 | __sony_pic_set_bluetoothpower(value); | ||
1816 | mutex_unlock(&spic_dev.lock); | ||
1817 | |||
1818 | return count; | ||
1819 | } | ||
1820 | |||
1821 | static ssize_t sony_pic_bluetoothpower_show(struct device *dev, | ||
1822 | struct device_attribute *attr, char *buffer) | ||
1823 | { | ||
1824 | ssize_t count = 0; | ||
1825 | mutex_lock(&spic_dev.lock); | ||
1826 | count = snprintf(buffer, PAGE_SIZE, "%d\n", spic_dev.bluetooth_power); | ||
1827 | mutex_unlock(&spic_dev.lock); | ||
1828 | return count; | ||
1829 | } | ||
1830 | |||
1831 | /* fan speed */ | ||
1832 | /* FAN0 information (reverse engineered from ACPI tables) */ | ||
1833 | #define SONY_PIC_FAN0_STATUS 0x93 | ||
1834 | static int sony_pic_set_fanspeed(unsigned long value) | ||
1835 | { | ||
1836 | return ec_write(SONY_PIC_FAN0_STATUS, value); | ||
1837 | } | ||
1838 | |||
1839 | static int sony_pic_get_fanspeed(u8 *value) | ||
1840 | { | ||
1841 | return ec_read(SONY_PIC_FAN0_STATUS, value); | ||
1842 | } | ||
1843 | |||
1844 | static ssize_t sony_pic_fanspeed_store(struct device *dev, | ||
1845 | struct device_attribute *attr, | ||
1846 | const char *buffer, size_t count) | ||
1847 | { | ||
1848 | unsigned long value; | ||
1849 | if (count > 31) | ||
1850 | return -EINVAL; | ||
1851 | |||
1852 | value = simple_strtoul(buffer, NULL, 10); | ||
1853 | if (sony_pic_set_fanspeed(value)) | ||
1854 | return -EIO; | ||
1855 | |||
1856 | return count; | ||
1857 | } | ||
1858 | |||
1859 | static ssize_t sony_pic_fanspeed_show(struct device *dev, | ||
1860 | struct device_attribute *attr, char *buffer) | ||
1861 | { | ||
1862 | u8 value = 0; | ||
1863 | if (sony_pic_get_fanspeed(&value)) | ||
1864 | return -EIO; | ||
1865 | |||
1866 | return snprintf(buffer, PAGE_SIZE, "%d\n", value); | ||
1867 | } | ||
1868 | |||
1869 | #define SPIC_ATTR(_name, _mode) \ | ||
1870 | struct device_attribute spic_attr_##_name = __ATTR(_name, \ | ||
1871 | _mode, sony_pic_## _name ##_show, \ | ||
1872 | sony_pic_## _name ##_store) | ||
1873 | |||
1874 | static SPIC_ATTR(bluetoothpower, 0644); | ||
1875 | static SPIC_ATTR(wwanpower, 0644); | ||
1876 | static SPIC_ATTR(fanspeed, 0644); | ||
1877 | |||
1878 | static struct attribute *spic_attributes[] = { | ||
1879 | &spic_attr_bluetoothpower.attr, | ||
1880 | &spic_attr_wwanpower.attr, | ||
1881 | &spic_attr_fanspeed.attr, | ||
1882 | NULL | ||
1883 | }; | ||
1884 | |||
1885 | static struct attribute_group spic_attribute_group = { | ||
1886 | .attrs = spic_attributes | ||
1887 | }; | ||
1888 | |||
1889 | /******** SONYPI compatibility **********/ | ||
1890 | #ifdef CONFIG_SONYPI_COMPAT | ||
1891 | |||
1892 | /* battery / brightness / temperature addresses */ | ||
1893 | #define SONYPI_BAT_FLAGS 0x81 | ||
1894 | #define SONYPI_LCD_LIGHT 0x96 | ||
1895 | #define SONYPI_BAT1_PCTRM 0xa0 | ||
1896 | #define SONYPI_BAT1_LEFT 0xa2 | ||
1897 | #define SONYPI_BAT1_MAXRT 0xa4 | ||
1898 | #define SONYPI_BAT2_PCTRM 0xa8 | ||
1899 | #define SONYPI_BAT2_LEFT 0xaa | ||
1900 | #define SONYPI_BAT2_MAXRT 0xac | ||
1901 | #define SONYPI_BAT1_MAXTK 0xb0 | ||
1902 | #define SONYPI_BAT1_FULL 0xb2 | ||
1903 | #define SONYPI_BAT2_MAXTK 0xb8 | ||
1904 | #define SONYPI_BAT2_FULL 0xba | ||
1905 | #define SONYPI_TEMP_STATUS 0xC1 | ||
1906 | |||
1907 | struct sonypi_compat_s { | ||
1908 | struct fasync_struct *fifo_async; | ||
1909 | struct kfifo *fifo; | ||
1910 | spinlock_t fifo_lock; | ||
1911 | wait_queue_head_t fifo_proc_list; | ||
1912 | atomic_t open_count; | ||
1913 | }; | ||
1914 | static struct sonypi_compat_s sonypi_compat = { | ||
1915 | .open_count = ATOMIC_INIT(0), | ||
1916 | }; | ||
1917 | |||
1918 | static int sonypi_misc_fasync(int fd, struct file *filp, int on) | ||
1919 | { | ||
1920 | int retval; | ||
1921 | |||
1922 | retval = fasync_helper(fd, filp, on, &sonypi_compat.fifo_async); | ||
1923 | if (retval < 0) | ||
1924 | return retval; | ||
1925 | return 0; | ||
1926 | } | ||
1927 | |||
1928 | static int sonypi_misc_release(struct inode *inode, struct file *file) | ||
1929 | { | ||
1930 | atomic_dec(&sonypi_compat.open_count); | ||
1931 | return 0; | ||
1932 | } | ||
1933 | |||
1934 | static int sonypi_misc_open(struct inode *inode, struct file *file) | ||
1935 | { | ||
1936 | /* Flush input queue on first open */ | ||
1937 | lock_kernel(); | ||
1938 | if (atomic_inc_return(&sonypi_compat.open_count) == 1) | ||
1939 | kfifo_reset(sonypi_compat.fifo); | ||
1940 | unlock_kernel(); | ||
1941 | return 0; | ||
1942 | } | ||
1943 | |||
1944 | static ssize_t sonypi_misc_read(struct file *file, char __user *buf, | ||
1945 | size_t count, loff_t *pos) | ||
1946 | { | ||
1947 | ssize_t ret; | ||
1948 | unsigned char c; | ||
1949 | |||
1950 | if ((kfifo_len(sonypi_compat.fifo) == 0) && | ||
1951 | (file->f_flags & O_NONBLOCK)) | ||
1952 | return -EAGAIN; | ||
1953 | |||
1954 | ret = wait_event_interruptible(sonypi_compat.fifo_proc_list, | ||
1955 | kfifo_len(sonypi_compat.fifo) != 0); | ||
1956 | if (ret) | ||
1957 | return ret; | ||
1958 | |||
1959 | while (ret < count && | ||
1960 | (kfifo_get(sonypi_compat.fifo, &c, sizeof(c)) == sizeof(c))) { | ||
1961 | if (put_user(c, buf++)) | ||
1962 | return -EFAULT; | ||
1963 | ret++; | ||
1964 | } | ||
1965 | |||
1966 | if (ret > 0) { | ||
1967 | struct inode *inode = file->f_path.dentry->d_inode; | ||
1968 | inode->i_atime = current_fs_time(inode->i_sb); | ||
1969 | } | ||
1970 | |||
1971 | return ret; | ||
1972 | } | ||
1973 | |||
1974 | static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait) | ||
1975 | { | ||
1976 | poll_wait(file, &sonypi_compat.fifo_proc_list, wait); | ||
1977 | if (kfifo_len(sonypi_compat.fifo)) | ||
1978 | return POLLIN | POLLRDNORM; | ||
1979 | return 0; | ||
1980 | } | ||
1981 | |||
1982 | static int ec_read16(u8 addr, u16 *value) | ||
1983 | { | ||
1984 | u8 val_lb, val_hb; | ||
1985 | if (ec_read(addr, &val_lb)) | ||
1986 | return -1; | ||
1987 | if (ec_read(addr + 1, &val_hb)) | ||
1988 | return -1; | ||
1989 | *value = val_lb | (val_hb << 8); | ||
1990 | return 0; | ||
1991 | } | ||
1992 | |||
1993 | static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, | ||
1994 | unsigned int cmd, unsigned long arg) | ||
1995 | { | ||
1996 | int ret = 0; | ||
1997 | void __user *argp = (void __user *)arg; | ||
1998 | u8 val8; | ||
1999 | u16 val16; | ||
2000 | int value; | ||
2001 | |||
2002 | mutex_lock(&spic_dev.lock); | ||
2003 | switch (cmd) { | ||
2004 | case SONYPI_IOCGBRT: | ||
2005 | if (sony_backlight_device == NULL) { | ||
2006 | ret = -EIO; | ||
2007 | break; | ||
2008 | } | ||
2009 | if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) { | ||
2010 | ret = -EIO; | ||
2011 | break; | ||
2012 | } | ||
2013 | val8 = ((value & 0xff) - 1) << 5; | ||
2014 | if (copy_to_user(argp, &val8, sizeof(val8))) | ||
2015 | ret = -EFAULT; | ||
2016 | break; | ||
2017 | case SONYPI_IOCSBRT: | ||
2018 | if (sony_backlight_device == NULL) { | ||
2019 | ret = -EIO; | ||
2020 | break; | ||
2021 | } | ||
2022 | if (copy_from_user(&val8, argp, sizeof(val8))) { | ||
2023 | ret = -EFAULT; | ||
2024 | break; | ||
2025 | } | ||
2026 | if (acpi_callsetfunc(sony_nc_acpi_handle, "SBRT", | ||
2027 | (val8 >> 5) + 1, NULL)) { | ||
2028 | ret = -EIO; | ||
2029 | break; | ||
2030 | } | ||
2031 | /* sync the backlight device status */ | ||
2032 | sony_backlight_device->props.brightness = | ||
2033 | sony_backlight_get_brightness(sony_backlight_device); | ||
2034 | break; | ||
2035 | case SONYPI_IOCGBAT1CAP: | ||
2036 | if (ec_read16(SONYPI_BAT1_FULL, &val16)) { | ||
2037 | ret = -EIO; | ||
2038 | break; | ||
2039 | } | ||
2040 | if (copy_to_user(argp, &val16, sizeof(val16))) | ||
2041 | ret = -EFAULT; | ||
2042 | break; | ||
2043 | case SONYPI_IOCGBAT1REM: | ||
2044 | if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { | ||
2045 | ret = -EIO; | ||
2046 | break; | ||
2047 | } | ||
2048 | if (copy_to_user(argp, &val16, sizeof(val16))) | ||
2049 | ret = -EFAULT; | ||
2050 | break; | ||
2051 | case SONYPI_IOCGBAT2CAP: | ||
2052 | if (ec_read16(SONYPI_BAT2_FULL, &val16)) { | ||
2053 | ret = -EIO; | ||
2054 | break; | ||
2055 | } | ||
2056 | if (copy_to_user(argp, &val16, sizeof(val16))) | ||
2057 | ret = -EFAULT; | ||
2058 | break; | ||
2059 | case SONYPI_IOCGBAT2REM: | ||
2060 | if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { | ||
2061 | ret = -EIO; | ||
2062 | break; | ||
2063 | } | ||
2064 | if (copy_to_user(argp, &val16, sizeof(val16))) | ||
2065 | ret = -EFAULT; | ||
2066 | break; | ||
2067 | case SONYPI_IOCGBATFLAGS: | ||
2068 | if (ec_read(SONYPI_BAT_FLAGS, &val8)) { | ||
2069 | ret = -EIO; | ||
2070 | break; | ||
2071 | } | ||
2072 | val8 &= 0x07; | ||
2073 | if (copy_to_user(argp, &val8, sizeof(val8))) | ||
2074 | ret = -EFAULT; | ||
2075 | break; | ||
2076 | case SONYPI_IOCGBLUE: | ||
2077 | val8 = spic_dev.bluetooth_power; | ||
2078 | if (copy_to_user(argp, &val8, sizeof(val8))) | ||
2079 | ret = -EFAULT; | ||
2080 | break; | ||
2081 | case SONYPI_IOCSBLUE: | ||
2082 | if (copy_from_user(&val8, argp, sizeof(val8))) { | ||
2083 | ret = -EFAULT; | ||
2084 | break; | ||
2085 | } | ||
2086 | __sony_pic_set_bluetoothpower(val8); | ||
2087 | break; | ||
2088 | /* FAN Controls */ | ||
2089 | case SONYPI_IOCGFAN: | ||
2090 | if (sony_pic_get_fanspeed(&val8)) { | ||
2091 | ret = -EIO; | ||
2092 | break; | ||
2093 | } | ||
2094 | if (copy_to_user(argp, &val8, sizeof(val8))) | ||
2095 | ret = -EFAULT; | ||
2096 | break; | ||
2097 | case SONYPI_IOCSFAN: | ||
2098 | if (copy_from_user(&val8, argp, sizeof(val8))) { | ||
2099 | ret = -EFAULT; | ||
2100 | break; | ||
2101 | } | ||
2102 | if (sony_pic_set_fanspeed(val8)) | ||
2103 | ret = -EIO; | ||
2104 | break; | ||
2105 | /* GET Temperature (useful under APM) */ | ||
2106 | case SONYPI_IOCGTEMP: | ||
2107 | if (ec_read(SONYPI_TEMP_STATUS, &val8)) { | ||
2108 | ret = -EIO; | ||
2109 | break; | ||
2110 | } | ||
2111 | if (copy_to_user(argp, &val8, sizeof(val8))) | ||
2112 | ret = -EFAULT; | ||
2113 | break; | ||
2114 | default: | ||
2115 | ret = -EINVAL; | ||
2116 | } | ||
2117 | mutex_unlock(&spic_dev.lock); | ||
2118 | return ret; | ||
2119 | } | ||
2120 | |||
2121 | static const struct file_operations sonypi_misc_fops = { | ||
2122 | .owner = THIS_MODULE, | ||
2123 | .read = sonypi_misc_read, | ||
2124 | .poll = sonypi_misc_poll, | ||
2125 | .open = sonypi_misc_open, | ||
2126 | .release = sonypi_misc_release, | ||
2127 | .fasync = sonypi_misc_fasync, | ||
2128 | .ioctl = sonypi_misc_ioctl, | ||
2129 | }; | ||
2130 | |||
2131 | static struct miscdevice sonypi_misc_device = { | ||
2132 | .minor = MISC_DYNAMIC_MINOR, | ||
2133 | .name = "sonypi", | ||
2134 | .fops = &sonypi_misc_fops, | ||
2135 | }; | ||
2136 | |||
2137 | static void sonypi_compat_report_event(u8 event) | ||
2138 | { | ||
2139 | kfifo_put(sonypi_compat.fifo, (unsigned char *)&event, sizeof(event)); | ||
2140 | kill_fasync(&sonypi_compat.fifo_async, SIGIO, POLL_IN); | ||
2141 | wake_up_interruptible(&sonypi_compat.fifo_proc_list); | ||
2142 | } | ||
2143 | |||
2144 | static int sonypi_compat_init(void) | ||
2145 | { | ||
2146 | int error; | ||
2147 | |||
2148 | spin_lock_init(&sonypi_compat.fifo_lock); | ||
2149 | sonypi_compat.fifo = kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL, | ||
2150 | &sonypi_compat.fifo_lock); | ||
2151 | if (IS_ERR(sonypi_compat.fifo)) { | ||
2152 | printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n"); | ||
2153 | return PTR_ERR(sonypi_compat.fifo); | ||
2154 | } | ||
2155 | |||
2156 | init_waitqueue_head(&sonypi_compat.fifo_proc_list); | ||
2157 | |||
2158 | if (minor != -1) | ||
2159 | sonypi_misc_device.minor = minor; | ||
2160 | error = misc_register(&sonypi_misc_device); | ||
2161 | if (error) { | ||
2162 | printk(KERN_ERR DRV_PFX "misc_register failed\n"); | ||
2163 | goto err_free_kfifo; | ||
2164 | } | ||
2165 | if (minor == -1) | ||
2166 | printk(KERN_INFO DRV_PFX "device allocated minor is %d\n", | ||
2167 | sonypi_misc_device.minor); | ||
2168 | |||
2169 | return 0; | ||
2170 | |||
2171 | err_free_kfifo: | ||
2172 | kfifo_free(sonypi_compat.fifo); | ||
2173 | return error; | ||
2174 | } | ||
2175 | |||
2176 | static void sonypi_compat_exit(void) | ||
2177 | { | ||
2178 | misc_deregister(&sonypi_misc_device); | ||
2179 | kfifo_free(sonypi_compat.fifo); | ||
2180 | } | ||
2181 | #else | ||
2182 | static int sonypi_compat_init(void) { return 0; } | ||
2183 | static void sonypi_compat_exit(void) { } | ||
2184 | static void sonypi_compat_report_event(u8 event) { } | ||
2185 | #endif /* CONFIG_SONYPI_COMPAT */ | ||
2186 | |||
2187 | /* | ||
2188 | * ACPI callbacks | ||
2189 | */ | ||
2190 | static acpi_status | ||
2191 | sony_pic_read_possible_resource(struct acpi_resource *resource, void *context) | ||
2192 | { | ||
2193 | u32 i; | ||
2194 | struct sony_pic_dev *dev = (struct sony_pic_dev *)context; | ||
2195 | |||
2196 | switch (resource->type) { | ||
2197 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: | ||
2198 | { | ||
2199 | /* start IO enumeration */ | ||
2200 | struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL); | ||
2201 | if (!ioport) | ||
2202 | return AE_ERROR; | ||
2203 | |||
2204 | list_add(&ioport->list, &dev->ioports); | ||
2205 | return AE_OK; | ||
2206 | } | ||
2207 | |||
2208 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: | ||
2209 | /* end IO enumeration */ | ||
2210 | return AE_OK; | ||
2211 | |||
2212 | case ACPI_RESOURCE_TYPE_IRQ: | ||
2213 | { | ||
2214 | struct acpi_resource_irq *p = &resource->data.irq; | ||
2215 | struct sony_pic_irq *interrupt = NULL; | ||
2216 | if (!p || !p->interrupt_count) { | ||
2217 | /* | ||
2218 | * IRQ descriptors may have no IRQ# bits set, | ||
2219 | * particularly those those w/ _STA disabled | ||
2220 | */ | ||
2221 | dprintk("Blank IRQ resource\n"); | ||
2222 | return AE_OK; | ||
2223 | } | ||
2224 | for (i = 0; i < p->interrupt_count; i++) { | ||
2225 | if (!p->interrupts[i]) { | ||
2226 | printk(KERN_WARNING DRV_PFX | ||
2227 | "Invalid IRQ %d\n", | ||
2228 | p->interrupts[i]); | ||
2229 | continue; | ||
2230 | } | ||
2231 | interrupt = kzalloc(sizeof(*interrupt), | ||
2232 | GFP_KERNEL); | ||
2233 | if (!interrupt) | ||
2234 | return AE_ERROR; | ||
2235 | |||
2236 | list_add(&interrupt->list, &dev->interrupts); | ||
2237 | interrupt->irq.triggering = p->triggering; | ||
2238 | interrupt->irq.polarity = p->polarity; | ||
2239 | interrupt->irq.sharable = p->sharable; | ||
2240 | interrupt->irq.interrupt_count = 1; | ||
2241 | interrupt->irq.interrupts[0] = p->interrupts[i]; | ||
2242 | } | ||
2243 | return AE_OK; | ||
2244 | } | ||
2245 | case ACPI_RESOURCE_TYPE_IO: | ||
2246 | { | ||
2247 | struct acpi_resource_io *io = &resource->data.io; | ||
2248 | struct sony_pic_ioport *ioport = | ||
2249 | list_first_entry(&dev->ioports, struct sony_pic_ioport, list); | ||
2250 | if (!io) { | ||
2251 | dprintk("Blank IO resource\n"); | ||
2252 | return AE_OK; | ||
2253 | } | ||
2254 | |||
2255 | if (!ioport->io1.minimum) { | ||
2256 | memcpy(&ioport->io1, io, sizeof(*io)); | ||
2257 | dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum, | ||
2258 | ioport->io1.address_length); | ||
2259 | } | ||
2260 | else if (!ioport->io2.minimum) { | ||
2261 | memcpy(&ioport->io2, io, sizeof(*io)); | ||
2262 | dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum, | ||
2263 | ioport->io2.address_length); | ||
2264 | } | ||
2265 | else { | ||
2266 | printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n"); | ||
2267 | return AE_ERROR; | ||
2268 | } | ||
2269 | return AE_OK; | ||
2270 | } | ||
2271 | default: | ||
2272 | dprintk("Resource %d isn't an IRQ nor an IO port\n", | ||
2273 | resource->type); | ||
2274 | |||
2275 | case ACPI_RESOURCE_TYPE_END_TAG: | ||
2276 | return AE_OK; | ||
2277 | } | ||
2278 | return AE_CTRL_TERMINATE; | ||
2279 | } | ||
2280 | |||
2281 | static int sony_pic_possible_resources(struct acpi_device *device) | ||
2282 | { | ||
2283 | int result = 0; | ||
2284 | acpi_status status = AE_OK; | ||
2285 | |||
2286 | if (!device) | ||
2287 | return -EINVAL; | ||
2288 | |||
2289 | /* get device status */ | ||
2290 | /* see acpi_pci_link_get_current acpi_pci_link_get_possible */ | ||
2291 | dprintk("Evaluating _STA\n"); | ||
2292 | result = acpi_bus_get_status(device); | ||
2293 | if (result) { | ||
2294 | printk(KERN_WARNING DRV_PFX "Unable to read status\n"); | ||
2295 | goto end; | ||
2296 | } | ||
2297 | |||
2298 | if (!device->status.enabled) | ||
2299 | dprintk("Device disabled\n"); | ||
2300 | else | ||
2301 | dprintk("Device enabled\n"); | ||
2302 | |||
2303 | /* | ||
2304 | * Query and parse 'method' | ||
2305 | */ | ||
2306 | dprintk("Evaluating %s\n", METHOD_NAME__PRS); | ||
2307 | status = acpi_walk_resources(device->handle, METHOD_NAME__PRS, | ||
2308 | sony_pic_read_possible_resource, &spic_dev); | ||
2309 | if (ACPI_FAILURE(status)) { | ||
2310 | printk(KERN_WARNING DRV_PFX | ||
2311 | "Failure evaluating %s\n", | ||
2312 | METHOD_NAME__PRS); | ||
2313 | result = -ENODEV; | ||
2314 | } | ||
2315 | end: | ||
2316 | return result; | ||
2317 | } | ||
2318 | |||
2319 | /* | ||
2320 | * Disable the spic device by calling its _DIS method | ||
2321 | */ | ||
2322 | static int sony_pic_disable(struct acpi_device *device) | ||
2323 | { | ||
2324 | acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL, | ||
2325 | NULL); | ||
2326 | |||
2327 | if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND) | ||
2328 | return -ENXIO; | ||
2329 | |||
2330 | dprintk("Device disabled\n"); | ||
2331 | return 0; | ||
2332 | } | ||
2333 | |||
2334 | |||
2335 | /* | ||
2336 | * Based on drivers/acpi/pci_link.c:acpi_pci_link_set | ||
2337 | * | ||
2338 | * Call _SRS to set current resources | ||
2339 | */ | ||
2340 | static int sony_pic_enable(struct acpi_device *device, | ||
2341 | struct sony_pic_ioport *ioport, struct sony_pic_irq *irq) | ||
2342 | { | ||
2343 | acpi_status status; | ||
2344 | int result = 0; | ||
2345 | /* Type 1 resource layout is: | ||
2346 | * IO | ||
2347 | * IO | ||
2348 | * IRQNoFlags | ||
2349 | * End | ||
2350 | * | ||
2351 | * Type 2 and 3 resource layout is: | ||
2352 | * IO | ||
2353 | * IRQNoFlags | ||
2354 | * End | ||
2355 | */ | ||
2356 | struct { | ||
2357 | struct acpi_resource res1; | ||
2358 | struct acpi_resource res2; | ||
2359 | struct acpi_resource res3; | ||
2360 | struct acpi_resource res4; | ||
2361 | } *resource; | ||
2362 | struct acpi_buffer buffer = { 0, NULL }; | ||
2363 | |||
2364 | if (!ioport || !irq) | ||
2365 | return -EINVAL; | ||
2366 | |||
2367 | /* init acpi_buffer */ | ||
2368 | resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL); | ||
2369 | if (!resource) | ||
2370 | return -ENOMEM; | ||
2371 | |||
2372 | buffer.length = sizeof(*resource) + 1; | ||
2373 | buffer.pointer = resource; | ||
2374 | |||
2375 | /* setup Type 1 resources */ | ||
2376 | if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) { | ||
2377 | |||
2378 | /* setup io resources */ | ||
2379 | resource->res1.type = ACPI_RESOURCE_TYPE_IO; | ||
2380 | resource->res1.length = sizeof(struct acpi_resource); | ||
2381 | memcpy(&resource->res1.data.io, &ioport->io1, | ||
2382 | sizeof(struct acpi_resource_io)); | ||
2383 | |||
2384 | resource->res2.type = ACPI_RESOURCE_TYPE_IO; | ||
2385 | resource->res2.length = sizeof(struct acpi_resource); | ||
2386 | memcpy(&resource->res2.data.io, &ioport->io2, | ||
2387 | sizeof(struct acpi_resource_io)); | ||
2388 | |||
2389 | /* setup irq resource */ | ||
2390 | resource->res3.type = ACPI_RESOURCE_TYPE_IRQ; | ||
2391 | resource->res3.length = sizeof(struct acpi_resource); | ||
2392 | memcpy(&resource->res3.data.irq, &irq->irq, | ||
2393 | sizeof(struct acpi_resource_irq)); | ||
2394 | /* we requested a shared irq */ | ||
2395 | resource->res3.data.irq.sharable = ACPI_SHARED; | ||
2396 | |||
2397 | resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG; | ||
2398 | |||
2399 | } | ||
2400 | /* setup Type 2/3 resources */ | ||
2401 | else { | ||
2402 | /* setup io resource */ | ||
2403 | resource->res1.type = ACPI_RESOURCE_TYPE_IO; | ||
2404 | resource->res1.length = sizeof(struct acpi_resource); | ||
2405 | memcpy(&resource->res1.data.io, &ioport->io1, | ||
2406 | sizeof(struct acpi_resource_io)); | ||
2407 | |||
2408 | /* setup irq resource */ | ||
2409 | resource->res2.type = ACPI_RESOURCE_TYPE_IRQ; | ||
2410 | resource->res2.length = sizeof(struct acpi_resource); | ||
2411 | memcpy(&resource->res2.data.irq, &irq->irq, | ||
2412 | sizeof(struct acpi_resource_irq)); | ||
2413 | /* we requested a shared irq */ | ||
2414 | resource->res2.data.irq.sharable = ACPI_SHARED; | ||
2415 | |||
2416 | resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG; | ||
2417 | } | ||
2418 | |||
2419 | /* Attempt to set the resource */ | ||
2420 | dprintk("Evaluating _SRS\n"); | ||
2421 | status = acpi_set_current_resources(device->handle, &buffer); | ||
2422 | |||
2423 | /* check for total failure */ | ||
2424 | if (ACPI_FAILURE(status)) { | ||
2425 | printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n"); | ||
2426 | result = -ENODEV; | ||
2427 | goto end; | ||
2428 | } | ||
2429 | |||
2430 | /* Necessary device initializations calls (from sonypi) */ | ||
2431 | sony_pic_call1(0x82); | ||
2432 | sony_pic_call2(0x81, 0xff); | ||
2433 | sony_pic_call1(compat ? 0x92 : 0x82); | ||
2434 | |||
2435 | end: | ||
2436 | kfree(resource); | ||
2437 | return result; | ||
2438 | } | ||
2439 | |||
2440 | /***************** | ||
2441 | * | ||
2442 | * ISR: some event is available | ||
2443 | * | ||
2444 | *****************/ | ||
2445 | static irqreturn_t sony_pic_irq(int irq, void *dev_id) | ||
2446 | { | ||
2447 | int i, j; | ||
2448 | u8 ev = 0; | ||
2449 | u8 data_mask = 0; | ||
2450 | u8 device_event = 0; | ||
2451 | |||
2452 | struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id; | ||
2453 | |||
2454 | ev = inb_p(dev->cur_ioport->io1.minimum); | ||
2455 | if (dev->cur_ioport->io2.minimum) | ||
2456 | data_mask = inb_p(dev->cur_ioport->io2.minimum); | ||
2457 | else | ||
2458 | data_mask = inb_p(dev->cur_ioport->io1.minimum + | ||
2459 | dev->control->evport_offset); | ||
2460 | |||
2461 | dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n", | ||
2462 | ev, data_mask, dev->cur_ioport->io1.minimum, | ||
2463 | dev->control->evport_offset); | ||
2464 | |||
2465 | if (ev == 0x00 || ev == 0xff) | ||
2466 | return IRQ_HANDLED; | ||
2467 | |||
2468 | for (i = 0; dev->control->event_types[i].mask; i++) { | ||
2469 | |||
2470 | if ((data_mask & dev->control->event_types[i].data) != | ||
2471 | dev->control->event_types[i].data) | ||
2472 | continue; | ||
2473 | |||
2474 | if (!(mask & dev->control->event_types[i].mask)) | ||
2475 | continue; | ||
2476 | |||
2477 | for (j = 0; dev->control->event_types[i].events[j].event; j++) { | ||
2478 | if (ev == dev->control->event_types[i].events[j].data) { | ||
2479 | device_event = | ||
2480 | dev->control-> | ||
2481 | event_types[i].events[j].event; | ||
2482 | goto found; | ||
2483 | } | ||
2484 | } | ||
2485 | } | ||
2486 | /* Still not able to decode the event try to pass | ||
2487 | * it over to the minidriver | ||
2488 | */ | ||
2489 | if (dev->control->handle_irq && | ||
2490 | dev->control->handle_irq(data_mask, ev) == 0) | ||
2491 | return IRQ_HANDLED; | ||
2492 | |||
2493 | dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n", | ||
2494 | ev, data_mask, dev->cur_ioport->io1.minimum, | ||
2495 | dev->control->evport_offset); | ||
2496 | return IRQ_HANDLED; | ||
2497 | |||
2498 | found: | ||
2499 | sony_laptop_report_input_event(device_event); | ||
2500 | acpi_bus_generate_proc_event(dev->acpi_dev, 1, device_event); | ||
2501 | sonypi_compat_report_event(device_event); | ||
2502 | |||
2503 | return IRQ_HANDLED; | ||
2504 | } | ||
2505 | |||
2506 | /***************** | ||
2507 | * | ||
2508 | * ACPI driver | ||
2509 | * | ||
2510 | *****************/ | ||
2511 | static int sony_pic_remove(struct acpi_device *device, int type) | ||
2512 | { | ||
2513 | struct sony_pic_ioport *io, *tmp_io; | ||
2514 | struct sony_pic_irq *irq, *tmp_irq; | ||
2515 | |||
2516 | if (sony_pic_disable(device)) { | ||
2517 | printk(KERN_ERR DRV_PFX "Couldn't disable device.\n"); | ||
2518 | return -ENXIO; | ||
2519 | } | ||
2520 | |||
2521 | free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev); | ||
2522 | release_region(spic_dev.cur_ioport->io1.minimum, | ||
2523 | spic_dev.cur_ioport->io1.address_length); | ||
2524 | if (spic_dev.cur_ioport->io2.minimum) | ||
2525 | release_region(spic_dev.cur_ioport->io2.minimum, | ||
2526 | spic_dev.cur_ioport->io2.address_length); | ||
2527 | |||
2528 | sonypi_compat_exit(); | ||
2529 | |||
2530 | sony_laptop_remove_input(); | ||
2531 | |||
2532 | /* pf attrs */ | ||
2533 | sysfs_remove_group(&sony_pf_device->dev.kobj, &spic_attribute_group); | ||
2534 | sony_pf_remove(); | ||
2535 | |||
2536 | list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) { | ||
2537 | list_del(&io->list); | ||
2538 | kfree(io); | ||
2539 | } | ||
2540 | list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) { | ||
2541 | list_del(&irq->list); | ||
2542 | kfree(irq); | ||
2543 | } | ||
2544 | spic_dev.cur_ioport = NULL; | ||
2545 | spic_dev.cur_irq = NULL; | ||
2546 | |||
2547 | dprintk(SONY_PIC_DRIVER_NAME " removed.\n"); | ||
2548 | return 0; | ||
2549 | } | ||
2550 | |||
2551 | static int sony_pic_add(struct acpi_device *device) | ||
2552 | { | ||
2553 | int result; | ||
2554 | struct sony_pic_ioport *io, *tmp_io; | ||
2555 | struct sony_pic_irq *irq, *tmp_irq; | ||
2556 | |||
2557 | printk(KERN_INFO DRV_PFX "%s v%s.\n", | ||
2558 | SONY_PIC_DRIVER_NAME, SONY_LAPTOP_DRIVER_VERSION); | ||
2559 | |||
2560 | spic_dev.acpi_dev = device; | ||
2561 | strcpy(acpi_device_class(device), "sony/hotkey"); | ||
2562 | sony_pic_detect_device_type(&spic_dev); | ||
2563 | mutex_init(&spic_dev.lock); | ||
2564 | |||
2565 | /* read _PRS resources */ | ||
2566 | result = sony_pic_possible_resources(device); | ||
2567 | if (result) { | ||
2568 | printk(KERN_ERR DRV_PFX | ||
2569 | "Unabe to read possible resources.\n"); | ||
2570 | goto err_free_resources; | ||
2571 | } | ||
2572 | |||
2573 | /* setup input devices and helper fifo */ | ||
2574 | result = sony_laptop_setup_input(device); | ||
2575 | if (result) { | ||
2576 | printk(KERN_ERR DRV_PFX | ||
2577 | "Unabe to create input devices.\n"); | ||
2578 | goto err_free_resources; | ||
2579 | } | ||
2580 | |||
2581 | if (sonypi_compat_init()) | ||
2582 | goto err_remove_input; | ||
2583 | |||
2584 | /* request io port */ | ||
2585 | list_for_each_entry_reverse(io, &spic_dev.ioports, list) { | ||
2586 | if (request_region(io->io1.minimum, io->io1.address_length, | ||
2587 | "Sony Programable I/O Device")) { | ||
2588 | dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n", | ||
2589 | io->io1.minimum, io->io1.maximum, | ||
2590 | io->io1.address_length); | ||
2591 | /* Type 1 have 2 ioports */ | ||
2592 | if (io->io2.minimum) { | ||
2593 | if (request_region(io->io2.minimum, | ||
2594 | io->io2.address_length, | ||
2595 | "Sony Programable I/O Device")) { | ||
2596 | dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n", | ||
2597 | io->io2.minimum, io->io2.maximum, | ||
2598 | io->io2.address_length); | ||
2599 | spic_dev.cur_ioport = io; | ||
2600 | break; | ||
2601 | } | ||
2602 | else { | ||
2603 | dprintk("Unable to get I/O port2: " | ||
2604 | "0x%.4x (0x%.4x) + 0x%.2x\n", | ||
2605 | io->io2.minimum, io->io2.maximum, | ||
2606 | io->io2.address_length); | ||
2607 | release_region(io->io1.minimum, | ||
2608 | io->io1.address_length); | ||
2609 | } | ||
2610 | } | ||
2611 | else { | ||
2612 | spic_dev.cur_ioport = io; | ||
2613 | break; | ||
2614 | } | ||
2615 | } | ||
2616 | } | ||
2617 | if (!spic_dev.cur_ioport) { | ||
2618 | printk(KERN_ERR DRV_PFX "Failed to request_region.\n"); | ||
2619 | result = -ENODEV; | ||
2620 | goto err_remove_compat; | ||
2621 | } | ||
2622 | |||
2623 | /* request IRQ */ | ||
2624 | list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) { | ||
2625 | if (!request_irq(irq->irq.interrupts[0], sony_pic_irq, | ||
2626 | IRQF_SHARED, "sony-laptop", &spic_dev)) { | ||
2627 | dprintk("IRQ: %d - triggering: %d - " | ||
2628 | "polarity: %d - shr: %d\n", | ||
2629 | irq->irq.interrupts[0], | ||
2630 | irq->irq.triggering, | ||
2631 | irq->irq.polarity, | ||
2632 | irq->irq.sharable); | ||
2633 | spic_dev.cur_irq = irq; | ||
2634 | break; | ||
2635 | } | ||
2636 | } | ||
2637 | if (!spic_dev.cur_irq) { | ||
2638 | printk(KERN_ERR DRV_PFX "Failed to request_irq.\n"); | ||
2639 | result = -ENODEV; | ||
2640 | goto err_release_region; | ||
2641 | } | ||
2642 | |||
2643 | /* set resource status _SRS */ | ||
2644 | result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq); | ||
2645 | if (result) { | ||
2646 | printk(KERN_ERR DRV_PFX "Couldn't enable device.\n"); | ||
2647 | goto err_free_irq; | ||
2648 | } | ||
2649 | |||
2650 | spic_dev.bluetooth_power = -1; | ||
2651 | /* create device attributes */ | ||
2652 | result = sony_pf_add(); | ||
2653 | if (result) | ||
2654 | goto err_disable_device; | ||
2655 | |||
2656 | result = sysfs_create_group(&sony_pf_device->dev.kobj, &spic_attribute_group); | ||
2657 | if (result) | ||
2658 | goto err_remove_pf; | ||
2659 | |||
2660 | return 0; | ||
2661 | |||
2662 | err_remove_pf: | ||
2663 | sony_pf_remove(); | ||
2664 | |||
2665 | err_disable_device: | ||
2666 | sony_pic_disable(device); | ||
2667 | |||
2668 | err_free_irq: | ||
2669 | free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev); | ||
2670 | |||
2671 | err_release_region: | ||
2672 | release_region(spic_dev.cur_ioport->io1.minimum, | ||
2673 | spic_dev.cur_ioport->io1.address_length); | ||
2674 | if (spic_dev.cur_ioport->io2.minimum) | ||
2675 | release_region(spic_dev.cur_ioport->io2.minimum, | ||
2676 | spic_dev.cur_ioport->io2.address_length); | ||
2677 | |||
2678 | err_remove_compat: | ||
2679 | sonypi_compat_exit(); | ||
2680 | |||
2681 | err_remove_input: | ||
2682 | sony_laptop_remove_input(); | ||
2683 | |||
2684 | err_free_resources: | ||
2685 | list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) { | ||
2686 | list_del(&io->list); | ||
2687 | kfree(io); | ||
2688 | } | ||
2689 | list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) { | ||
2690 | list_del(&irq->list); | ||
2691 | kfree(irq); | ||
2692 | } | ||
2693 | spic_dev.cur_ioport = NULL; | ||
2694 | spic_dev.cur_irq = NULL; | ||
2695 | |||
2696 | return result; | ||
2697 | } | ||
2698 | |||
2699 | static int sony_pic_suspend(struct acpi_device *device, pm_message_t state) | ||
2700 | { | ||
2701 | if (sony_pic_disable(device)) | ||
2702 | return -ENXIO; | ||
2703 | return 0; | ||
2704 | } | ||
2705 | |||
2706 | static int sony_pic_resume(struct acpi_device *device) | ||
2707 | { | ||
2708 | sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq); | ||
2709 | return 0; | ||
2710 | } | ||
2711 | |||
2712 | static const struct acpi_device_id sony_pic_device_ids[] = { | ||
2713 | {SONY_PIC_HID, 0}, | ||
2714 | {"", 0}, | ||
2715 | }; | ||
2716 | |||
2717 | static struct acpi_driver sony_pic_driver = { | ||
2718 | .name = SONY_PIC_DRIVER_NAME, | ||
2719 | .class = SONY_PIC_CLASS, | ||
2720 | .ids = sony_pic_device_ids, | ||
2721 | .owner = THIS_MODULE, | ||
2722 | .ops = { | ||
2723 | .add = sony_pic_add, | ||
2724 | .remove = sony_pic_remove, | ||
2725 | .suspend = sony_pic_suspend, | ||
2726 | .resume = sony_pic_resume, | ||
2727 | }, | ||
2728 | }; | ||
2729 | |||
2730 | static struct dmi_system_id __initdata sonypi_dmi_table[] = { | ||
2731 | { | ||
2732 | .ident = "Sony Vaio", | ||
2733 | .matches = { | ||
2734 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | ||
2735 | DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), | ||
2736 | }, | ||
2737 | }, | ||
2738 | { | ||
2739 | .ident = "Sony Vaio", | ||
2740 | .matches = { | ||
2741 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), | ||
2742 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), | ||
2743 | }, | ||
2744 | }, | ||
2745 | { } | ||
2746 | }; | ||
2747 | |||
2748 | static int __init sony_laptop_init(void) | ||
2749 | { | ||
2750 | int result; | ||
2751 | |||
2752 | if (!no_spic && dmi_check_system(sonypi_dmi_table)) { | ||
2753 | result = acpi_bus_register_driver(&sony_pic_driver); | ||
2754 | if (result) { | ||
2755 | printk(KERN_ERR DRV_PFX | ||
2756 | "Unable to register SPIC driver."); | ||
2757 | goto out; | ||
2758 | } | ||
2759 | } | ||
2760 | |||
2761 | result = acpi_bus_register_driver(&sony_nc_driver); | ||
2762 | if (result) { | ||
2763 | printk(KERN_ERR DRV_PFX "Unable to register SNC driver."); | ||
2764 | goto out_unregister_pic; | ||
2765 | } | ||
2766 | |||
2767 | return 0; | ||
2768 | |||
2769 | out_unregister_pic: | ||
2770 | if (!no_spic) | ||
2771 | acpi_bus_unregister_driver(&sony_pic_driver); | ||
2772 | out: | ||
2773 | return result; | ||
2774 | } | ||
2775 | |||
2776 | static void __exit sony_laptop_exit(void) | ||
2777 | { | ||
2778 | acpi_bus_unregister_driver(&sony_nc_driver); | ||
2779 | if (!no_spic) | ||
2780 | acpi_bus_unregister_driver(&sony_pic_driver); | ||
2781 | } | ||
2782 | |||
2783 | module_init(sony_laptop_init); | ||
2784 | module_exit(sony_laptop_exit); | ||