Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 1 | /* |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 2 | * ACPI Sony Notebook Control Driver (SNC and SPIC) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 3 | * |
| 4 | * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net> |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 5 | * Copyright (C) 2007 Mattia Dongili <malattia@linux.it> |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 6 | * |
| 7 | * Parts of this driver inspired from asus_acpi.c and ibm_acpi.c |
| 8 | * which are copyrighted by their respective authors. |
| 9 | * |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 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 | * |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 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/types.h> |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 50 | #include <linux/backlight.h> |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 51 | #include <linux/platform_device.h> |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 52 | #include <linux/err.h> |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 53 | #include <linux/dmi.h> |
| 54 | #include <linux/pci.h> |
| 55 | #include <linux/interrupt.h> |
| 56 | #include <linux/delay.h> |
| 57 | #include <linux/input.h> |
| 58 | #include <linux/kfifo.h> |
| 59 | #include <linux/workqueue.h> |
| 60 | #include <linux/acpi.h> |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 61 | #include <acpi/acpi_drivers.h> |
| 62 | #include <acpi/acpi_bus.h> |
| 63 | #include <asm/uaccess.h> |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 64 | #include <linux/sonypi.h> |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 65 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 66 | #define DRV_PFX "sony-laptop: " |
| 67 | #define LOG_PFX KERN_WARNING DRV_PFX |
malattia@linux.it | b9a218b | 2007-04-09 10:19:06 +0200 | [diff] [blame] | 68 | #define dprintk(msg...) do { \ |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 69 | if (debug) printk(LOG_PFX msg); \ |
malattia@linux.it | b9a218b | 2007-04-09 10:19:06 +0200 | [diff] [blame] | 70 | } while (0) |
| 71 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 72 | #define SONY_LAPTOP_DRIVER_VERSION "0.5" |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 73 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 74 | #define SONY_NC_CLASS "sony-nc" |
| 75 | #define SONY_NC_HID "SNY5001" |
| 76 | #define SONY_NC_DRIVER_NAME "Sony Notebook Control" |
| 77 | |
| 78 | #define SONY_PIC_CLASS "sony-pic" |
| 79 | #define SONY_PIC_HID "SNY6001" |
| 80 | #define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control" |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 81 | |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 82 | MODULE_AUTHOR("Stelian Pop, Mattia Dongili"); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 83 | MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)"); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 84 | MODULE_LICENSE("GPL"); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 85 | MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 86 | |
| 87 | static int debug; |
| 88 | module_param(debug, int, 0); |
| 89 | MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help " |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 90 | "the development of this driver"); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 91 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 92 | static int no_spic; /* = 0 */ |
| 93 | module_param(no_spic, int, 0444); |
| 94 | MODULE_PARM_DESC(no_spic, |
| 95 | "set this if you don't want to enable the SPIC device"); |
| 96 | |
| 97 | static int compat; /* = 0 */ |
| 98 | module_param(compat, int, 0444); |
| 99 | MODULE_PARM_DESC(compat, |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 100 | "set this if you want to enable backward compatibility mode for SPIC"); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 101 | |
| 102 | static unsigned long mask = 0xffffffff; |
| 103 | module_param(mask, ulong, 0644); |
| 104 | MODULE_PARM_DESC(mask, |
| 105 | "set this to the mask of event you want to enable (see doc)"); |
| 106 | |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 107 | /*********** Input Devices ***********/ |
| 108 | |
| 109 | #define SONY_LAPTOP_BUF_SIZE 128 |
| 110 | struct sony_laptop_input_s { |
| 111 | atomic_t users; |
| 112 | struct input_dev *jog_dev; |
| 113 | struct input_dev *key_dev; |
| 114 | struct kfifo *fifo; |
| 115 | spinlock_t fifo_lock; |
| 116 | struct workqueue_struct *wq; |
| 117 | }; |
| 118 | static struct sony_laptop_input_s sony_laptop_input = { |
| 119 | .users = ATOMIC_INIT(0), |
| 120 | }; |
| 121 | |
| 122 | struct sony_laptop_keypress { |
| 123 | struct input_dev *dev; |
| 124 | int key; |
| 125 | }; |
| 126 | |
| 127 | /* Correspondance table between sonypi events and input layer events */ |
| 128 | static struct { |
| 129 | int sonypiev; |
| 130 | int inputev; |
| 131 | } sony_laptop_inputkeys[] = { |
| 132 | { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA }, |
| 133 | { SONYPI_EVENT_FNKEY_ONLY, KEY_FN }, |
| 134 | { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC }, |
| 135 | { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 }, |
| 136 | { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 }, |
| 137 | { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 }, |
| 138 | { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 }, |
| 139 | { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 }, |
| 140 | { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 }, |
| 141 | { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 }, |
| 142 | { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 }, |
| 143 | { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 }, |
| 144 | { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 }, |
| 145 | { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 }, |
| 146 | { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 }, |
| 147 | { SONYPI_EVENT_FNKEY_1, KEY_FN_1 }, |
| 148 | { SONYPI_EVENT_FNKEY_2, KEY_FN_2 }, |
| 149 | { SONYPI_EVENT_FNKEY_D, KEY_FN_D }, |
| 150 | { SONYPI_EVENT_FNKEY_E, KEY_FN_E }, |
| 151 | { SONYPI_EVENT_FNKEY_F, KEY_FN_F }, |
| 152 | { SONYPI_EVENT_FNKEY_S, KEY_FN_S }, |
| 153 | { SONYPI_EVENT_FNKEY_B, KEY_FN_B }, |
| 154 | { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE }, |
| 155 | { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE }, |
| 156 | { SONYPI_EVENT_PKEY_P1, KEY_PROG1 }, |
| 157 | { SONYPI_EVENT_PKEY_P2, KEY_PROG2 }, |
| 158 | { SONYPI_EVENT_PKEY_P3, KEY_PROG3 }, |
| 159 | { SONYPI_EVENT_BACK_PRESSED, KEY_BACK }, |
| 160 | { SONYPI_EVENT_HELP_PRESSED, KEY_HELP }, |
| 161 | { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM }, |
| 162 | { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB }, |
| 163 | { 0, 0 }, |
| 164 | }; |
| 165 | |
| 166 | /* release buttons after a short delay if pressed */ |
| 167 | static void do_sony_laptop_release_key(struct work_struct *work) |
| 168 | { |
| 169 | struct sony_laptop_keypress kp; |
| 170 | |
| 171 | while (kfifo_get(sony_laptop_input.fifo, (unsigned char *)&kp, |
| 172 | sizeof(kp)) == sizeof(kp)) { |
| 173 | msleep(10); |
| 174 | input_report_key(kp.dev, kp.key, 0); |
| 175 | input_sync(kp.dev); |
| 176 | } |
| 177 | } |
| 178 | static DECLARE_WORK(sony_laptop_release_key_work, |
| 179 | do_sony_laptop_release_key); |
| 180 | |
| 181 | /* forward event to the input subsytem */ |
| 182 | static void sony_laptop_report_input_event(u8 event) |
| 183 | { |
| 184 | struct input_dev *jog_dev = sony_laptop_input.jog_dev; |
| 185 | struct input_dev *key_dev = sony_laptop_input.key_dev; |
| 186 | struct sony_laptop_keypress kp = { NULL }; |
| 187 | int i; |
| 188 | |
| 189 | if (event == SONYPI_EVENT_FNKEY_RELEASED) { |
| 190 | /* Nothing, not all VAIOs generate this event */ |
| 191 | return; |
| 192 | } |
| 193 | |
| 194 | /* report events */ |
| 195 | switch (event) { |
| 196 | /* jog_dev events */ |
| 197 | case SONYPI_EVENT_JOGDIAL_UP: |
| 198 | case SONYPI_EVENT_JOGDIAL_UP_PRESSED: |
| 199 | input_report_rel(jog_dev, REL_WHEEL, 1); |
| 200 | input_sync(jog_dev); |
| 201 | return; |
| 202 | |
| 203 | case SONYPI_EVENT_JOGDIAL_DOWN: |
| 204 | case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED: |
| 205 | input_report_rel(jog_dev, REL_WHEEL, -1); |
| 206 | input_sync(jog_dev); |
| 207 | return; |
| 208 | |
| 209 | /* key_dev events */ |
| 210 | case SONYPI_EVENT_JOGDIAL_PRESSED: |
| 211 | kp.key = BTN_MIDDLE; |
| 212 | kp.dev = jog_dev; |
| 213 | break; |
| 214 | |
| 215 | default: |
| 216 | for (i = 0; sony_laptop_inputkeys[i].sonypiev; i++) |
| 217 | if (event == sony_laptop_inputkeys[i].sonypiev) { |
| 218 | kp.dev = key_dev; |
| 219 | kp.key = sony_laptop_inputkeys[i].inputev; |
| 220 | break; |
| 221 | } |
| 222 | break; |
| 223 | } |
| 224 | |
| 225 | if (kp.dev) { |
| 226 | input_report_key(kp.dev, kp.key, 1); |
| 227 | input_sync(kp.dev); |
| 228 | kfifo_put(sony_laptop_input.fifo, |
| 229 | (unsigned char *)&kp, sizeof(kp)); |
| 230 | |
| 231 | if (!work_pending(&sony_laptop_release_key_work)) |
| 232 | queue_work(sony_laptop_input.wq, |
| 233 | &sony_laptop_release_key_work); |
| 234 | } else |
| 235 | dprintk("unknown input event %.2x\n", event); |
| 236 | } |
| 237 | |
| 238 | static int sony_laptop_setup_input(void) |
| 239 | { |
| 240 | struct input_dev *jog_dev; |
| 241 | struct input_dev *key_dev; |
| 242 | int i; |
| 243 | int error; |
| 244 | |
| 245 | /* don't run again if already initialized */ |
| 246 | if (atomic_add_return(1, &sony_laptop_input.users) > 1) |
| 247 | return 0; |
| 248 | |
| 249 | /* kfifo */ |
| 250 | spin_lock_init(&sony_laptop_input.fifo_lock); |
| 251 | sony_laptop_input.fifo = |
| 252 | kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL, |
| 253 | &sony_laptop_input.fifo_lock); |
| 254 | if (IS_ERR(sony_laptop_input.fifo)) { |
| 255 | printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n"); |
| 256 | error = PTR_ERR(sony_laptop_input.fifo); |
| 257 | goto err_dec_users; |
| 258 | } |
| 259 | |
| 260 | /* init workqueue */ |
| 261 | sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop"); |
| 262 | if (!sony_laptop_input.wq) { |
| 263 | printk(KERN_ERR DRV_PFX |
| 264 | "Unabe to create workqueue.\n"); |
| 265 | error = -ENXIO; |
| 266 | goto err_free_kfifo; |
| 267 | } |
| 268 | |
| 269 | /* input keys */ |
| 270 | key_dev = input_allocate_device(); |
| 271 | if (!key_dev) { |
| 272 | error = -ENOMEM; |
| 273 | goto err_destroy_wq; |
| 274 | } |
| 275 | |
| 276 | key_dev->name = "Sony Vaio Keys"; |
| 277 | key_dev->id.bustype = BUS_ISA; |
| 278 | key_dev->id.vendor = PCI_VENDOR_ID_SONY; |
| 279 | |
| 280 | /* Initialize the Input Drivers: special keys */ |
| 281 | key_dev->evbit[0] = BIT(EV_KEY); |
| 282 | for (i = 0; sony_laptop_inputkeys[i].sonypiev; i++) |
| 283 | if (sony_laptop_inputkeys[i].inputev) |
| 284 | set_bit(sony_laptop_inputkeys[i].inputev, |
| 285 | key_dev->keybit); |
| 286 | |
| 287 | error = input_register_device(key_dev); |
| 288 | if (error) |
| 289 | goto err_free_keydev; |
| 290 | |
| 291 | sony_laptop_input.key_dev = key_dev; |
| 292 | |
| 293 | /* jogdial */ |
| 294 | jog_dev = input_allocate_device(); |
| 295 | if (!jog_dev) { |
| 296 | error = -ENOMEM; |
| 297 | goto err_unregister_keydev; |
| 298 | } |
| 299 | |
| 300 | jog_dev->name = "Sony Vaio Jogdial"; |
| 301 | jog_dev->id.bustype = BUS_ISA; |
| 302 | jog_dev->id.vendor = PCI_VENDOR_ID_SONY; |
| 303 | |
| 304 | jog_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); |
| 305 | jog_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE); |
| 306 | jog_dev->relbit[0] = BIT(REL_WHEEL); |
| 307 | |
| 308 | error = input_register_device(jog_dev); |
| 309 | if (error) |
| 310 | goto err_free_jogdev; |
| 311 | |
| 312 | sony_laptop_input.jog_dev = jog_dev; |
| 313 | |
| 314 | return 0; |
| 315 | |
| 316 | err_free_jogdev: |
| 317 | input_free_device(jog_dev); |
| 318 | |
| 319 | err_unregister_keydev: |
| 320 | input_unregister_device(key_dev); |
| 321 | /* to avoid kref underflow below at input_free_device */ |
| 322 | key_dev = NULL; |
| 323 | |
| 324 | err_free_keydev: |
| 325 | input_free_device(key_dev); |
| 326 | |
| 327 | err_destroy_wq: |
| 328 | destroy_workqueue(sony_laptop_input.wq); |
| 329 | |
| 330 | err_free_kfifo: |
| 331 | kfifo_free(sony_laptop_input.fifo); |
| 332 | |
| 333 | err_dec_users: |
| 334 | atomic_dec(&sony_laptop_input.users); |
| 335 | return error; |
| 336 | } |
| 337 | |
| 338 | static void sony_laptop_remove_input(void) |
| 339 | { |
| 340 | /* cleanup only after the last user has gone */ |
| 341 | if (!atomic_dec_and_test(&sony_laptop_input.users)) |
| 342 | return; |
| 343 | |
| 344 | /* flush workqueue first */ |
| 345 | flush_workqueue(sony_laptop_input.wq); |
| 346 | |
| 347 | /* destroy input devs */ |
| 348 | input_unregister_device(sony_laptop_input.key_dev); |
| 349 | sony_laptop_input.key_dev = NULL; |
| 350 | |
| 351 | if (sony_laptop_input.jog_dev) { |
| 352 | input_unregister_device(sony_laptop_input.jog_dev); |
| 353 | sony_laptop_input.jog_dev = NULL; |
| 354 | } |
| 355 | |
| 356 | destroy_workqueue(sony_laptop_input.wq); |
| 357 | kfifo_free(sony_laptop_input.fifo); |
| 358 | } |
| 359 | |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 360 | /*********** Platform Device ***********/ |
| 361 | |
| 362 | static atomic_t sony_pf_users = ATOMIC_INIT(0); |
| 363 | static struct platform_driver sony_pf_driver = { |
| 364 | .driver = { |
| 365 | .name = "sony-laptop", |
| 366 | .owner = THIS_MODULE, |
| 367 | } |
| 368 | }; |
| 369 | static struct platform_device *sony_pf_device; |
| 370 | |
| 371 | static int sony_pf_add(void) |
| 372 | { |
| 373 | int ret = 0; |
| 374 | |
| 375 | /* don't run again if already initialized */ |
| 376 | if (atomic_add_return(1, &sony_pf_users) > 1) |
| 377 | return 0; |
| 378 | |
| 379 | ret = platform_driver_register(&sony_pf_driver); |
| 380 | if (ret) |
| 381 | goto out; |
| 382 | |
| 383 | sony_pf_device = platform_device_alloc("sony-laptop", -1); |
| 384 | if (!sony_pf_device) { |
| 385 | ret = -ENOMEM; |
| 386 | goto out_platform_registered; |
| 387 | } |
| 388 | |
| 389 | ret = platform_device_add(sony_pf_device); |
| 390 | if (ret) |
| 391 | goto out_platform_alloced; |
| 392 | |
| 393 | return 0; |
| 394 | |
| 395 | out_platform_alloced: |
| 396 | platform_device_put(sony_pf_device); |
| 397 | sony_pf_device = NULL; |
| 398 | out_platform_registered: |
| 399 | platform_driver_unregister(&sony_pf_driver); |
| 400 | out: |
| 401 | atomic_dec(&sony_pf_users); |
| 402 | return ret; |
| 403 | } |
| 404 | |
| 405 | static void sony_pf_remove(void) |
| 406 | { |
| 407 | /* deregister only after the last user has gone */ |
| 408 | if (!atomic_dec_and_test(&sony_pf_users)) |
| 409 | return; |
| 410 | |
| 411 | platform_device_del(sony_pf_device); |
| 412 | platform_device_put(sony_pf_device); |
| 413 | platform_driver_unregister(&sony_pf_driver); |
| 414 | } |
| 415 | |
| 416 | /*********** SNC (SNY5001) Device ***********/ |
| 417 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 418 | /* the device uses 1-based values, while the backlight subsystem uses |
| 419 | 0-based values */ |
| 420 | #define SONY_MAX_BRIGHTNESS 8 |
| 421 | |
| 422 | #define SNC_VALIDATE_IN 0 |
| 423 | #define SNC_VALIDATE_OUT 1 |
| 424 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 425 | static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 426 | char *); |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 427 | static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 428 | const char *, size_t); |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 429 | static int boolean_validate(const int, const int); |
| 430 | static int brightness_default_validate(const int, const int); |
| 431 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 432 | struct sony_nc_value { |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 433 | char *name; /* name of the entry */ |
| 434 | char **acpiget; /* names of the ACPI get function */ |
| 435 | char **acpiset; /* names of the ACPI set function */ |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 436 | int (*validate)(const int, const int); /* input/output validation */ |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 437 | int value; /* current setting */ |
| 438 | int valid; /* Has ever been set */ |
| 439 | int debug; /* active only in debug mode ? */ |
| 440 | struct device_attribute devattr; /* sysfs atribute */ |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 441 | }; |
| 442 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 443 | #define SNC_HANDLE_NAMES(_name, _values...) \ |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 444 | static char *snc_##_name[] = { _values, NULL } |
| 445 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 446 | #define SNC_HANDLE(_name, _getters, _setters, _validate, _debug) \ |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 447 | { \ |
| 448 | .name = __stringify(_name), \ |
| 449 | .acpiget = _getters, \ |
| 450 | .acpiset = _setters, \ |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 451 | .validate = _validate, \ |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 452 | .debug = _debug, \ |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 453 | .devattr = __ATTR(_name, 0, sony_nc_sysfs_show, sony_nc_sysfs_store), \ |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 454 | } |
| 455 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 456 | #define SNC_HANDLE_NULL { .name = NULL } |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 457 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 458 | SNC_HANDLE_NAMES(fnkey_get, "GHKE"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 459 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 460 | SNC_HANDLE_NAMES(brightness_def_get, "GPBR"); |
| 461 | SNC_HANDLE_NAMES(brightness_def_set, "SPBR"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 462 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 463 | SNC_HANDLE_NAMES(cdpower_get, "GCDP"); |
| 464 | SNC_HANDLE_NAMES(cdpower_set, "SCDP", "CDPW"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 465 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 466 | SNC_HANDLE_NAMES(audiopower_get, "GAZP"); |
| 467 | SNC_HANDLE_NAMES(audiopower_set, "AZPW"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 468 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 469 | SNC_HANDLE_NAMES(lanpower_get, "GLNP"); |
| 470 | SNC_HANDLE_NAMES(lanpower_set, "LNPW"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 471 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 472 | SNC_HANDLE_NAMES(PID_get, "GPID"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 473 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 474 | SNC_HANDLE_NAMES(CTR_get, "GCTR"); |
| 475 | SNC_HANDLE_NAMES(CTR_set, "SCTR"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 476 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 477 | SNC_HANDLE_NAMES(PCR_get, "GPCR"); |
| 478 | SNC_HANDLE_NAMES(PCR_set, "SPCR"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 479 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 480 | SNC_HANDLE_NAMES(CMI_get, "GCMI"); |
| 481 | SNC_HANDLE_NAMES(CMI_set, "SCMI"); |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 482 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 483 | static struct sony_nc_value sony_nc_values[] = { |
| 484 | SNC_HANDLE(brightness_default, snc_brightness_def_get, |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 485 | snc_brightness_def_set, brightness_default_validate, 0), |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 486 | SNC_HANDLE(fnkey, snc_fnkey_get, NULL, NULL, 0), |
| 487 | SNC_HANDLE(cdpower, snc_cdpower_get, snc_cdpower_set, boolean_validate, 0), |
| 488 | SNC_HANDLE(audiopower, snc_audiopower_get, snc_audiopower_set, |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 489 | boolean_validate, 0), |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 490 | SNC_HANDLE(lanpower, snc_lanpower_get, snc_lanpower_set, |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 491 | boolean_validate, 1), |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 492 | /* unknown methods */ |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 493 | SNC_HANDLE(PID, snc_PID_get, NULL, NULL, 1), |
| 494 | SNC_HANDLE(CTR, snc_CTR_get, snc_CTR_set, NULL, 1), |
| 495 | SNC_HANDLE(PCR, snc_PCR_get, snc_PCR_set, NULL, 1), |
| 496 | SNC_HANDLE(CMI, snc_CMI_get, snc_CMI_set, NULL, 1), |
| 497 | SNC_HANDLE_NULL |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 498 | }; |
| 499 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 500 | static acpi_handle sony_nc_acpi_handle; |
| 501 | static struct acpi_device *sony_nc_acpi_device = NULL; |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 502 | |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 503 | /* |
| 504 | * acpi_evaluate_object wrappers |
| 505 | */ |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 506 | static int acpi_callgetfunc(acpi_handle handle, char *name, int *result) |
| 507 | { |
| 508 | struct acpi_buffer output; |
| 509 | union acpi_object out_obj; |
| 510 | acpi_status status; |
| 511 | |
| 512 | output.length = sizeof(out_obj); |
| 513 | output.pointer = &out_obj; |
| 514 | |
| 515 | status = acpi_evaluate_object(handle, name, NULL, &output); |
| 516 | if ((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)) { |
| 517 | *result = out_obj.integer.value; |
| 518 | return 0; |
| 519 | } |
| 520 | |
| 521 | printk(LOG_PFX "acpi_callreadfunc failed\n"); |
| 522 | |
| 523 | return -1; |
| 524 | } |
| 525 | |
| 526 | static int acpi_callsetfunc(acpi_handle handle, char *name, int value, |
| 527 | int *result) |
| 528 | { |
| 529 | struct acpi_object_list params; |
| 530 | union acpi_object in_obj; |
| 531 | struct acpi_buffer output; |
| 532 | union acpi_object out_obj; |
| 533 | acpi_status status; |
| 534 | |
| 535 | params.count = 1; |
| 536 | params.pointer = &in_obj; |
| 537 | in_obj.type = ACPI_TYPE_INTEGER; |
| 538 | in_obj.integer.value = value; |
| 539 | |
| 540 | output.length = sizeof(out_obj); |
| 541 | output.pointer = &out_obj; |
| 542 | |
| 543 | status = acpi_evaluate_object(handle, name, ¶ms, &output); |
| 544 | if (status == AE_OK) { |
| 545 | if (result != NULL) { |
| 546 | if (out_obj.type != ACPI_TYPE_INTEGER) { |
| 547 | printk(LOG_PFX "acpi_evaluate_object bad " |
| 548 | "return type\n"); |
| 549 | return -1; |
| 550 | } |
| 551 | *result = out_obj.integer.value; |
| 552 | } |
| 553 | return 0; |
| 554 | } |
| 555 | |
| 556 | printk(LOG_PFX "acpi_evaluate_object failed\n"); |
| 557 | |
| 558 | return -1; |
| 559 | } |
| 560 | |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 561 | /* |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 562 | * sony_nc_values input/output validate functions |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 563 | */ |
| 564 | |
| 565 | /* brightness_default_validate: |
| 566 | * |
| 567 | * manipulate input output values to keep consistency with the |
| 568 | * backlight framework for which brightness values are 0-based. |
| 569 | */ |
| 570 | static int brightness_default_validate(const int direction, const int value) |
| 571 | { |
| 572 | switch (direction) { |
| 573 | case SNC_VALIDATE_OUT: |
| 574 | return value - 1; |
| 575 | case SNC_VALIDATE_IN: |
| 576 | if (value >= 0 && value < SONY_MAX_BRIGHTNESS) |
| 577 | return value + 1; |
| 578 | } |
| 579 | return -EINVAL; |
| 580 | } |
| 581 | |
| 582 | /* boolean_validate: |
| 583 | * |
| 584 | * on input validate boolean values 0/1, on output just pass the |
| 585 | * received value. |
| 586 | */ |
| 587 | static int boolean_validate(const int direction, const int value) |
| 588 | { |
| 589 | if (direction == SNC_VALIDATE_IN) { |
| 590 | if (value != 0 && value != 1) |
| 591 | return -EINVAL; |
| 592 | } |
| 593 | return value; |
| 594 | } |
| 595 | |
| 596 | /* |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 597 | * Sysfs show/store common to all sony_nc_values |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 598 | */ |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 599 | static ssize_t sony_nc_sysfs_show(struct device *dev, struct device_attribute *attr, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 600 | char *buffer) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 601 | { |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 602 | int value; |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 603 | struct sony_nc_value *item = |
| 604 | container_of(attr, struct sony_nc_value, devattr); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 605 | |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 606 | if (!*item->acpiget) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 607 | return -EIO; |
| 608 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 609 | if (acpi_callgetfunc(sony_nc_acpi_handle, *item->acpiget, &value) < 0) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 610 | return -EIO; |
| 611 | |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 612 | if (item->validate) |
| 613 | value = item->validate(SNC_VALIDATE_OUT, value); |
| 614 | |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 615 | return snprintf(buffer, PAGE_SIZE, "%d\n", value); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 616 | } |
| 617 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 618 | static ssize_t sony_nc_sysfs_store(struct device *dev, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 619 | struct device_attribute *attr, |
| 620 | const char *buffer, size_t count) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 621 | { |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 622 | int value; |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 623 | struct sony_nc_value *item = |
| 624 | container_of(attr, struct sony_nc_value, devattr); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 625 | |
| 626 | if (!item->acpiset) |
| 627 | return -EIO; |
| 628 | |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 629 | if (count > 31) |
| 630 | return -EINVAL; |
| 631 | |
| 632 | value = simple_strtoul(buffer, NULL, 10); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 633 | |
Mattia Dongili | 156c221 | 2007-02-12 22:01:07 +0100 | [diff] [blame] | 634 | if (item->validate) |
| 635 | value = item->validate(SNC_VALIDATE_IN, value); |
| 636 | |
| 637 | if (value < 0) |
| 638 | return value; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 639 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 640 | if (acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, value, NULL) < 0) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 641 | return -EIO; |
Andrew Morton | 3f4f461 | 2007-01-13 23:04:32 +0100 | [diff] [blame] | 642 | item->value = value; |
| 643 | item->valid = 1; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 644 | return count; |
| 645 | } |
| 646 | |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 647 | |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 648 | /* |
| 649 | * Backlight device |
| 650 | */ |
| 651 | static int sony_backlight_update_status(struct backlight_device *bd) |
Andrew Morton | 3f4f461 | 2007-01-13 23:04:32 +0100 | [diff] [blame] | 652 | { |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 653 | return acpi_callsetfunc(sony_nc_acpi_handle, "SBRT", |
Richard Purdie | 321709c | 2007-02-10 15:04:08 +0000 | [diff] [blame] | 654 | bd->props.brightness + 1, NULL); |
Andrew Morton | 3f4f461 | 2007-01-13 23:04:32 +0100 | [diff] [blame] | 655 | } |
| 656 | |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 657 | static int sony_backlight_get_brightness(struct backlight_device *bd) |
| 658 | { |
| 659 | int value; |
| 660 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 661 | if (acpi_callgetfunc(sony_nc_acpi_handle, "GBRT", &value)) |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 662 | return 0; |
| 663 | /* brightness levels are 1-based, while backlight ones are 0-based */ |
| 664 | return value - 1; |
| 665 | } |
| 666 | |
| 667 | static struct backlight_device *sony_backlight_device; |
Richard Purdie | 321709c | 2007-02-10 15:04:08 +0000 | [diff] [blame] | 668 | static struct backlight_ops sony_backlight_ops = { |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 669 | .update_status = sony_backlight_update_status, |
| 670 | .get_brightness = sony_backlight_get_brightness, |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 671 | }; |
| 672 | |
| 673 | /* |
| 674 | * ACPI callbacks |
| 675 | */ |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 676 | static void sony_acpi_notify(acpi_handle handle, u32 event, void *data) |
| 677 | { |
malattia@linux.it | b9a218b | 2007-04-09 10:19:06 +0200 | [diff] [blame] | 678 | dprintk("sony_acpi_notify, event: %d\n", event); |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 679 | sony_laptop_report_input_event(event); |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 680 | acpi_bus_generate_event(sony_nc_acpi_device, 1, event); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 681 | } |
| 682 | |
| 683 | static acpi_status sony_walk_callback(acpi_handle handle, u32 level, |
| 684 | void *context, void **return_value) |
| 685 | { |
| 686 | struct acpi_namespace_node *node; |
| 687 | union acpi_operand_object *operand; |
| 688 | |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 689 | node = (struct acpi_namespace_node *)handle; |
| 690 | operand = (union acpi_operand_object *)node->object; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 691 | |
| 692 | printk(LOG_PFX "method: name: %4.4s, args %X\n", node->name.ascii, |
| 693 | (u32) operand->method.param_count); |
| 694 | |
| 695 | return AE_OK; |
| 696 | } |
| 697 | |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 698 | /* |
| 699 | * ACPI device |
| 700 | */ |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 701 | static int sony_nc_resume(struct acpi_device *device) |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 702 | { |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 703 | struct sony_nc_value *item; |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 704 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 705 | for (item = sony_nc_values; item->name; item++) { |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 706 | int ret; |
| 707 | |
| 708 | if (!item->valid) |
| 709 | continue; |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 710 | ret = acpi_callsetfunc(sony_nc_acpi_handle, *item->acpiset, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 711 | item->value, NULL); |
Mattia Dongili | d78865c | 2007-02-07 20:01:56 +0100 | [diff] [blame] | 712 | if (ret < 0) { |
| 713 | printk("%s: %d\n", __FUNCTION__, ret); |
| 714 | break; |
| 715 | } |
| 716 | } |
| 717 | return 0; |
| 718 | } |
| 719 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 720 | static int sony_nc_add(struct acpi_device *device) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 721 | { |
| 722 | acpi_status status; |
Andrew Morton | 8607c67 | 2007-03-06 02:29:42 -0800 | [diff] [blame] | 723 | int result = 0; |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 724 | acpi_handle handle; |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 725 | struct sony_nc_value *item; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 726 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 727 | sony_nc_acpi_device = device; |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 728 | strcpy(acpi_device_class(device), "sony/hotkey"); |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 729 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 730 | sony_nc_acpi_handle = device->handle; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 731 | |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 732 | if (debug) { |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 733 | status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle, |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 734 | 1, sony_walk_callback, NULL, NULL); |
| 735 | if (ACPI_FAILURE(status)) { |
| 736 | printk(LOG_PFX "unable to walk acpi resources\n"); |
| 737 | result = -ENODEV; |
| 738 | goto outwalk; |
| 739 | } |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 740 | } |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 741 | |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 742 | /* setup input devices and helper fifo */ |
| 743 | result = sony_laptop_setup_input(); |
| 744 | if (result) { |
| 745 | printk(KERN_ERR DRV_PFX |
| 746 | "Unabe to create input devices.\n"); |
| 747 | goto outwalk; |
| 748 | } |
| 749 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 750 | status = acpi_install_notify_handler(sony_nc_acpi_handle, |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 751 | ACPI_DEVICE_NOTIFY, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 752 | sony_acpi_notify, NULL); |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 753 | if (ACPI_FAILURE(status)) { |
| 754 | printk(LOG_PFX "unable to install notify handler\n"); |
| 755 | result = -ENODEV; |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 756 | goto outinput; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 757 | } |
| 758 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 759 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &handle))) { |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 760 | sony_backlight_device = backlight_device_register("sony", NULL, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 761 | NULL, |
Richard Purdie | 321709c | 2007-02-10 15:04:08 +0000 | [diff] [blame] | 762 | &sony_backlight_ops); |
Mattia Dongili | 7df03b82 | 2007-01-13 23:04:41 +0100 | [diff] [blame] | 763 | |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 764 | if (IS_ERR(sony_backlight_device)) { |
Mattia Dongili | 91fbc1d | 2007-02-07 20:01:53 +0100 | [diff] [blame] | 765 | printk(LOG_PFX "unable to register backlight device\n"); |
Mattia Dongili | 7df03b82 | 2007-01-13 23:04:41 +0100 | [diff] [blame] | 766 | sony_backlight_device = NULL; |
Richard Purdie | 321709c | 2007-02-10 15:04:08 +0000 | [diff] [blame] | 767 | } else { |
| 768 | sony_backlight_device->props.brightness = |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 769 | sony_backlight_get_brightness |
| 770 | (sony_backlight_device); |
Richard Purdie | 321709c | 2007-02-10 15:04:08 +0000 | [diff] [blame] | 771 | sony_backlight_device->props.max_brightness = |
| 772 | SONY_MAX_BRIGHTNESS - 1; |
| 773 | } |
| 774 | |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 775 | } |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 776 | |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 777 | if (sony_pf_add()) |
Mattia Dongili | ed3aa4b | 2007-02-07 20:01:54 +0100 | [diff] [blame] | 778 | goto outbacklight; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 779 | |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 780 | /* create sony_pf sysfs attributes related to the SNC device */ |
| 781 | for (item = sony_nc_values; item->name; ++item) { |
| 782 | |
| 783 | if (!debug && item->debug) |
| 784 | continue; |
| 785 | |
| 786 | /* find the available acpiget as described in the DSDT */ |
| 787 | for (; item->acpiget && *item->acpiget; ++item->acpiget) { |
| 788 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, |
| 789 | *item->acpiget, |
| 790 | &handle))) { |
malattia@linux.it | b9a218b | 2007-04-09 10:19:06 +0200 | [diff] [blame] | 791 | dprintk("Found %s getter: %s\n", |
| 792 | item->name, *item->acpiget); |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 793 | item->devattr.attr.mode |= S_IRUGO; |
| 794 | break; |
| 795 | } |
| 796 | } |
| 797 | |
| 798 | /* find the available acpiset as described in the DSDT */ |
| 799 | for (; item->acpiset && *item->acpiset; ++item->acpiset) { |
| 800 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, |
| 801 | *item->acpiset, |
| 802 | &handle))) { |
malattia@linux.it | b9a218b | 2007-04-09 10:19:06 +0200 | [diff] [blame] | 803 | dprintk("Found %s setter: %s\n", |
| 804 | item->name, *item->acpiset); |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 805 | item->devattr.attr.mode |= S_IWUSR; |
| 806 | break; |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | if (item->devattr.attr.mode != 0) { |
| 811 | result = |
| 812 | device_create_file(&sony_pf_device->dev, |
| 813 | &item->devattr); |
| 814 | if (result) |
| 815 | goto out_sysfs; |
| 816 | } |
| 817 | } |
| 818 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 819 | printk(KERN_INFO SONY_NC_DRIVER_NAME " successfully installed\n"); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 820 | |
| 821 | return 0; |
| 822 | |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 823 | out_sysfs: |
| 824 | for (item = sony_nc_values; item->name; ++item) { |
| 825 | device_remove_file(&sony_pf_device->dev, &item->devattr); |
| 826 | } |
| 827 | sony_pf_remove(); |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 828 | |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 829 | outbacklight: |
Mattia Dongili | 7df03b82 | 2007-01-13 23:04:41 +0100 | [diff] [blame] | 830 | if (sony_backlight_device) |
| 831 | backlight_device_unregister(sony_backlight_device); |
| 832 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 833 | status = acpi_remove_notify_handler(sony_nc_acpi_handle, |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 834 | ACPI_DEVICE_NOTIFY, |
| 835 | sony_acpi_notify); |
| 836 | if (ACPI_FAILURE(status)) |
| 837 | printk(LOG_PFX "unable to remove notify handler\n"); |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 838 | |
| 839 | outinput: |
| 840 | sony_laptop_remove_input(); |
| 841 | |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 842 | outwalk: |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 843 | return result; |
| 844 | } |
| 845 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 846 | static int sony_nc_remove(struct acpi_device *device, int type) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 847 | { |
| 848 | acpi_status status; |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 849 | struct sony_nc_value *item; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 850 | |
Alessandro Guido | 50f62af | 2007-01-13 23:04:34 +0100 | [diff] [blame] | 851 | if (sony_backlight_device) |
| 852 | backlight_device_unregister(sony_backlight_device); |
| 853 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 854 | sony_nc_acpi_device = NULL; |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 855 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 856 | status = acpi_remove_notify_handler(sony_nc_acpi_handle, |
Stelian Pop | c561162 | 2007-01-13 23:04:37 +0100 | [diff] [blame] | 857 | ACPI_DEVICE_NOTIFY, |
| 858 | sony_acpi_notify); |
| 859 | if (ACPI_FAILURE(status)) |
| 860 | printk(LOG_PFX "unable to remove notify handler\n"); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 861 | |
malattia@linux.it | 56b8756 | 2007-04-09 10:19:05 +0200 | [diff] [blame] | 862 | for (item = sony_nc_values; item->name; ++item) { |
| 863 | device_remove_file(&sony_pf_device->dev, &item->devattr); |
| 864 | } |
| 865 | |
| 866 | sony_pf_remove(); |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 867 | sony_laptop_remove_input(); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 868 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 869 | printk(KERN_INFO SONY_NC_DRIVER_NAME " successfully removed\n"); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 870 | |
| 871 | return 0; |
| 872 | } |
| 873 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 874 | static struct acpi_driver sony_nc_driver = { |
| 875 | .name = SONY_NC_DRIVER_NAME, |
| 876 | .class = SONY_NC_CLASS, |
| 877 | .ids = SONY_NC_HID, |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 878 | .owner = THIS_MODULE, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 879 | .ops = { |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 880 | .add = sony_nc_add, |
| 881 | .remove = sony_nc_remove, |
| 882 | .resume = sony_nc_resume, |
Len Brown | a02d1c1 | 2007-02-07 15:34:02 -0500 | [diff] [blame] | 883 | }, |
Andrew Morton | 3f4f461 | 2007-01-13 23:04:32 +0100 | [diff] [blame] | 884 | }; |
| 885 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 886 | /*********** SPIC (SNY6001) Device ***********/ |
| 887 | |
| 888 | #define SONYPI_DEVICE_TYPE1 0x00000001 |
| 889 | #define SONYPI_DEVICE_TYPE2 0x00000002 |
| 890 | #define SONYPI_DEVICE_TYPE3 0x00000004 |
| 891 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 892 | #define SONY_PIC_EV_MASK 0xff |
| 893 | |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 894 | struct sony_pic_ioport { |
| 895 | struct acpi_resource_io io; |
| 896 | struct list_head list; |
| 897 | }; |
| 898 | |
| 899 | struct sony_pic_irq { |
| 900 | struct acpi_resource_irq irq; |
| 901 | struct list_head list; |
| 902 | }; |
| 903 | |
| 904 | struct sony_pic_dev { |
| 905 | int model; |
| 906 | struct acpi_device *acpi_dev; |
| 907 | struct sony_pic_irq *cur_irq; |
| 908 | struct sony_pic_ioport *cur_ioport; |
| 909 | struct list_head interrupts; |
| 910 | struct list_head ioports; |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 911 | }; |
| 912 | |
| 913 | static struct sony_pic_dev spic_dev = { |
| 914 | .interrupts = LIST_HEAD_INIT(spic_dev.interrupts), |
| 915 | .ioports = LIST_HEAD_INIT(spic_dev.ioports), |
| 916 | }; |
| 917 | |
| 918 | /* Event masks */ |
| 919 | #define SONYPI_JOGGER_MASK 0x00000001 |
| 920 | #define SONYPI_CAPTURE_MASK 0x00000002 |
| 921 | #define SONYPI_FNKEY_MASK 0x00000004 |
| 922 | #define SONYPI_BLUETOOTH_MASK 0x00000008 |
| 923 | #define SONYPI_PKEY_MASK 0x00000010 |
| 924 | #define SONYPI_BACK_MASK 0x00000020 |
| 925 | #define SONYPI_HELP_MASK 0x00000040 |
| 926 | #define SONYPI_LID_MASK 0x00000080 |
| 927 | #define SONYPI_ZOOM_MASK 0x00000100 |
| 928 | #define SONYPI_THUMBPHRASE_MASK 0x00000200 |
| 929 | #define SONYPI_MEYE_MASK 0x00000400 |
| 930 | #define SONYPI_MEMORYSTICK_MASK 0x00000800 |
| 931 | #define SONYPI_BATTERY_MASK 0x00001000 |
| 932 | #define SONYPI_WIRELESS_MASK 0x00002000 |
| 933 | |
| 934 | struct sonypi_event { |
| 935 | u8 data; |
| 936 | u8 event; |
| 937 | }; |
| 938 | |
| 939 | /* The set of possible button release events */ |
| 940 | static struct sonypi_event sonypi_releaseev[] = { |
| 941 | { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, |
| 942 | { 0, 0 } |
| 943 | }; |
| 944 | |
| 945 | /* The set of possible jogger events */ |
| 946 | static struct sonypi_event sonypi_joggerev[] = { |
| 947 | { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, |
| 948 | { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, |
| 949 | { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, |
| 950 | { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, |
| 951 | { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, |
| 952 | { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, |
| 953 | { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, |
| 954 | { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, |
| 955 | { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, |
| 956 | { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, |
| 957 | { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, |
| 958 | { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, |
| 959 | { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, |
| 960 | { 0, 0 } |
| 961 | }; |
| 962 | |
| 963 | /* The set of possible capture button events */ |
| 964 | static struct sonypi_event sonypi_captureev[] = { |
| 965 | { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, |
| 966 | { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, |
| 967 | { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, |
| 968 | { 0, 0 } |
| 969 | }; |
| 970 | |
| 971 | /* The set of possible fnkeys events */ |
| 972 | static struct sonypi_event sonypi_fnkeyev[] = { |
| 973 | { 0x10, SONYPI_EVENT_FNKEY_ESC }, |
| 974 | { 0x11, SONYPI_EVENT_FNKEY_F1 }, |
| 975 | { 0x12, SONYPI_EVENT_FNKEY_F2 }, |
| 976 | { 0x13, SONYPI_EVENT_FNKEY_F3 }, |
| 977 | { 0x14, SONYPI_EVENT_FNKEY_F4 }, |
| 978 | { 0x15, SONYPI_EVENT_FNKEY_F5 }, |
| 979 | { 0x16, SONYPI_EVENT_FNKEY_F6 }, |
| 980 | { 0x17, SONYPI_EVENT_FNKEY_F7 }, |
| 981 | { 0x18, SONYPI_EVENT_FNKEY_F8 }, |
| 982 | { 0x19, SONYPI_EVENT_FNKEY_F9 }, |
| 983 | { 0x1a, SONYPI_EVENT_FNKEY_F10 }, |
| 984 | { 0x1b, SONYPI_EVENT_FNKEY_F11 }, |
| 985 | { 0x1c, SONYPI_EVENT_FNKEY_F12 }, |
| 986 | { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, |
| 987 | { 0x21, SONYPI_EVENT_FNKEY_1 }, |
| 988 | { 0x22, SONYPI_EVENT_FNKEY_2 }, |
| 989 | { 0x31, SONYPI_EVENT_FNKEY_D }, |
| 990 | { 0x32, SONYPI_EVENT_FNKEY_E }, |
| 991 | { 0x33, SONYPI_EVENT_FNKEY_F }, |
| 992 | { 0x34, SONYPI_EVENT_FNKEY_S }, |
| 993 | { 0x35, SONYPI_EVENT_FNKEY_B }, |
| 994 | { 0x36, SONYPI_EVENT_FNKEY_ONLY }, |
| 995 | { 0, 0 } |
| 996 | }; |
| 997 | |
| 998 | /* The set of possible program key events */ |
| 999 | static struct sonypi_event sonypi_pkeyev[] = { |
| 1000 | { 0x01, SONYPI_EVENT_PKEY_P1 }, |
| 1001 | { 0x02, SONYPI_EVENT_PKEY_P2 }, |
| 1002 | { 0x04, SONYPI_EVENT_PKEY_P3 }, |
| 1003 | { 0x5c, SONYPI_EVENT_PKEY_P1 }, |
| 1004 | { 0, 0 } |
| 1005 | }; |
| 1006 | |
| 1007 | /* The set of possible bluetooth events */ |
| 1008 | static struct sonypi_event sonypi_blueev[] = { |
| 1009 | { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, |
| 1010 | { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, |
| 1011 | { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, |
| 1012 | { 0, 0 } |
| 1013 | }; |
| 1014 | |
| 1015 | /* The set of possible wireless events */ |
| 1016 | static struct sonypi_event sonypi_wlessev[] = { |
| 1017 | { 0x59, SONYPI_EVENT_WIRELESS_ON }, |
| 1018 | { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, |
| 1019 | { 0, 0 } |
| 1020 | }; |
| 1021 | |
| 1022 | /* The set of possible back button events */ |
| 1023 | static struct sonypi_event sonypi_backev[] = { |
| 1024 | { 0x20, SONYPI_EVENT_BACK_PRESSED }, |
| 1025 | { 0, 0 } |
| 1026 | }; |
| 1027 | |
| 1028 | /* The set of possible help button events */ |
| 1029 | static struct sonypi_event sonypi_helpev[] = { |
| 1030 | { 0x3b, SONYPI_EVENT_HELP_PRESSED }, |
| 1031 | { 0, 0 } |
| 1032 | }; |
| 1033 | |
| 1034 | |
| 1035 | /* The set of possible lid events */ |
| 1036 | static struct sonypi_event sonypi_lidev[] = { |
| 1037 | { 0x51, SONYPI_EVENT_LID_CLOSED }, |
| 1038 | { 0x50, SONYPI_EVENT_LID_OPENED }, |
| 1039 | { 0, 0 } |
| 1040 | }; |
| 1041 | |
| 1042 | /* The set of possible zoom events */ |
| 1043 | static struct sonypi_event sonypi_zoomev[] = { |
| 1044 | { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, |
| 1045 | { 0, 0 } |
| 1046 | }; |
| 1047 | |
| 1048 | /* The set of possible thumbphrase events */ |
| 1049 | static struct sonypi_event sonypi_thumbphraseev[] = { |
| 1050 | { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, |
| 1051 | { 0, 0 } |
| 1052 | }; |
| 1053 | |
| 1054 | /* The set of possible motioneye camera events */ |
| 1055 | static struct sonypi_event sonypi_meyeev[] = { |
| 1056 | { 0x00, SONYPI_EVENT_MEYE_FACE }, |
| 1057 | { 0x01, SONYPI_EVENT_MEYE_OPPOSITE }, |
| 1058 | { 0, 0 } |
| 1059 | }; |
| 1060 | |
| 1061 | /* The set of possible memorystick events */ |
| 1062 | static struct sonypi_event sonypi_memorystickev[] = { |
| 1063 | { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT }, |
| 1064 | { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT }, |
| 1065 | { 0, 0 } |
| 1066 | }; |
| 1067 | |
| 1068 | /* The set of possible battery events */ |
| 1069 | static struct sonypi_event sonypi_batteryev[] = { |
| 1070 | { 0x20, SONYPI_EVENT_BATTERY_INSERT }, |
| 1071 | { 0x30, SONYPI_EVENT_BATTERY_REMOVE }, |
| 1072 | { 0, 0 } |
| 1073 | }; |
| 1074 | |
| 1075 | static struct sonypi_eventtypes { |
| 1076 | int model; |
| 1077 | u8 data; |
| 1078 | unsigned long mask; |
| 1079 | struct sonypi_event * events; |
| 1080 | } sony_pic_eventtypes[] = { |
| 1081 | { SONYPI_DEVICE_TYPE1, 0, 0xffffffff, sonypi_releaseev }, |
| 1082 | { SONYPI_DEVICE_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev }, |
| 1083 | { SONYPI_DEVICE_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev }, |
| 1084 | { SONYPI_DEVICE_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev }, |
| 1085 | { SONYPI_DEVICE_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev }, |
| 1086 | { SONYPI_DEVICE_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, |
| 1087 | { SONYPI_DEVICE_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, |
| 1088 | { SONYPI_DEVICE_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
| 1089 | { SONYPI_DEVICE_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, |
| 1090 | { SONYPI_DEVICE_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev }, |
| 1091 | |
| 1092 | { SONYPI_DEVICE_TYPE2, 0, 0xffffffff, sonypi_releaseev }, |
| 1093 | { SONYPI_DEVICE_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev }, |
| 1094 | { SONYPI_DEVICE_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev }, |
| 1095 | { SONYPI_DEVICE_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev }, |
| 1096 | { SONYPI_DEVICE_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, |
| 1097 | { SONYPI_DEVICE_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev }, |
| 1098 | { SONYPI_DEVICE_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
| 1099 | { SONYPI_DEVICE_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev }, |
| 1100 | { SONYPI_DEVICE_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev }, |
| 1101 | { SONYPI_DEVICE_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev }, |
| 1102 | { SONYPI_DEVICE_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev }, |
| 1103 | { SONYPI_DEVICE_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, |
| 1104 | { SONYPI_DEVICE_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, |
| 1105 | { SONYPI_DEVICE_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
| 1106 | |
| 1107 | { SONYPI_DEVICE_TYPE3, 0, 0xffffffff, sonypi_releaseev }, |
| 1108 | { SONYPI_DEVICE_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev }, |
| 1109 | { SONYPI_DEVICE_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev }, |
| 1110 | { SONYPI_DEVICE_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev }, |
| 1111 | { SONYPI_DEVICE_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev }, |
| 1112 | { SONYPI_DEVICE_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev }, |
| 1113 | { 0 } |
| 1114 | }; |
| 1115 | |
| 1116 | static int sony_pic_detect_device_type(void) |
| 1117 | { |
| 1118 | struct pci_dev *pcidev; |
| 1119 | int model = 0; |
| 1120 | |
| 1121 | if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, |
| 1122 | PCI_DEVICE_ID_INTEL_82371AB_3, NULL))) |
| 1123 | model = SONYPI_DEVICE_TYPE1; |
| 1124 | |
| 1125 | else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, |
| 1126 | PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) |
| 1127 | model = SONYPI_DEVICE_TYPE3; |
| 1128 | |
| 1129 | else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, |
| 1130 | PCI_DEVICE_ID_INTEL_ICH7_1, NULL))) |
| 1131 | model = SONYPI_DEVICE_TYPE3; |
| 1132 | |
| 1133 | else |
| 1134 | model = SONYPI_DEVICE_TYPE2; |
| 1135 | |
| 1136 | if (pcidev) |
| 1137 | pci_dev_put(pcidev); |
| 1138 | |
| 1139 | printk(KERN_INFO DRV_PFX "detected Type%d model\n", |
| 1140 | model == SONYPI_DEVICE_TYPE1 ? 1 : |
| 1141 | model == SONYPI_DEVICE_TYPE2 ? 2 : 3); |
| 1142 | return model; |
| 1143 | } |
| 1144 | |
| 1145 | #define ITERATIONS_LONG 10000 |
| 1146 | #define ITERATIONS_SHORT 10 |
| 1147 | #define wait_on_command(command, iterations) { \ |
| 1148 | unsigned int n = iterations; \ |
| 1149 | while (--n && (command)) \ |
| 1150 | udelay(1); \ |
| 1151 | if (!n) \ |
| 1152 | dprintk("command failed at %s : %s (line %d)\n", \ |
| 1153 | __FILE__, __FUNCTION__, __LINE__); \ |
| 1154 | } |
| 1155 | |
| 1156 | static u8 sony_pic_call1(u8 dev) |
| 1157 | { |
| 1158 | u8 v1, v2; |
| 1159 | |
| 1160 | wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, |
| 1161 | ITERATIONS_LONG); |
| 1162 | outb(dev, spic_dev.cur_ioport->io.minimum + 4); |
| 1163 | v1 = inb_p(spic_dev.cur_ioport->io.minimum + 4); |
| 1164 | v2 = inb_p(spic_dev.cur_ioport->io.minimum); |
| 1165 | dprintk("sony_pic_call1: 0x%.4x\n", (v2 << 8) | v1); |
| 1166 | return v2; |
| 1167 | } |
| 1168 | |
| 1169 | static u8 sony_pic_call2(u8 dev, u8 fn) |
| 1170 | { |
| 1171 | u8 v1; |
| 1172 | |
| 1173 | wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, |
| 1174 | ITERATIONS_LONG); |
| 1175 | outb(dev, spic_dev.cur_ioport->io.minimum + 4); |
| 1176 | wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, |
| 1177 | ITERATIONS_LONG); |
| 1178 | outb(fn, spic_dev.cur_ioport->io.minimum); |
| 1179 | v1 = inb_p(spic_dev.cur_ioport->io.minimum); |
| 1180 | dprintk("sony_pic_call2: 0x%.4x\n", v1); |
| 1181 | return v1; |
| 1182 | } |
| 1183 | |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 1184 | /* |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1185 | * ACPI callbacks |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 1186 | */ |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1187 | static acpi_status |
| 1188 | sony_pic_read_possible_resource(struct acpi_resource *resource, void *context) |
| 1189 | { |
| 1190 | u32 i; |
| 1191 | struct sony_pic_dev *dev = (struct sony_pic_dev *)context; |
| 1192 | |
| 1193 | switch (resource->type) { |
| 1194 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 1195 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 1196 | return AE_OK; |
| 1197 | |
| 1198 | case ACPI_RESOURCE_TYPE_IRQ: |
| 1199 | { |
| 1200 | struct acpi_resource_irq *p = &resource->data.irq; |
| 1201 | struct sony_pic_irq *interrupt = NULL; |
| 1202 | if (!p || !p->interrupt_count) { |
| 1203 | /* |
| 1204 | * IRQ descriptors may have no IRQ# bits set, |
| 1205 | * particularly those those w/ _STA disabled |
| 1206 | */ |
| 1207 | dprintk("Blank IRQ resource\n"); |
| 1208 | return AE_OK; |
| 1209 | } |
| 1210 | for (i = 0; i < p->interrupt_count; i++) { |
| 1211 | if (!p->interrupts[i]) { |
| 1212 | printk(KERN_WARNING DRV_PFX |
| 1213 | "Invalid IRQ %d\n", |
| 1214 | p->interrupts[i]); |
| 1215 | continue; |
| 1216 | } |
| 1217 | interrupt = kzalloc(sizeof(*interrupt), |
| 1218 | GFP_KERNEL); |
| 1219 | if (!interrupt) |
| 1220 | return AE_ERROR; |
| 1221 | |
| 1222 | list_add(&interrupt->list, &dev->interrupts); |
| 1223 | interrupt->irq.triggering = p->triggering; |
| 1224 | interrupt->irq.polarity = p->polarity; |
| 1225 | interrupt->irq.sharable = p->sharable; |
| 1226 | interrupt->irq.interrupt_count = 1; |
| 1227 | interrupt->irq.interrupts[0] = p->interrupts[i]; |
| 1228 | } |
| 1229 | return AE_OK; |
| 1230 | } |
| 1231 | case ACPI_RESOURCE_TYPE_IO: |
| 1232 | { |
| 1233 | struct acpi_resource_io *io = &resource->data.io; |
| 1234 | struct sony_pic_ioport *ioport = NULL; |
| 1235 | if (!io) { |
| 1236 | dprintk("Blank IO resource\n"); |
| 1237 | return AE_OK; |
| 1238 | } |
| 1239 | |
| 1240 | ioport = kzalloc(sizeof(*ioport), GFP_KERNEL); |
| 1241 | if (!ioport) |
| 1242 | return AE_ERROR; |
| 1243 | |
| 1244 | list_add(&ioport->list, &dev->ioports); |
| 1245 | memcpy(&ioport->io, io, sizeof(*io)); |
| 1246 | return AE_OK; |
| 1247 | } |
| 1248 | default: |
| 1249 | dprintk("Resource %d isn't an IRQ nor an IO port\n", |
| 1250 | resource->type); |
| 1251 | |
| 1252 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 1253 | return AE_OK; |
| 1254 | } |
| 1255 | return AE_CTRL_TERMINATE; |
| 1256 | } |
| 1257 | |
| 1258 | static int sony_pic_possible_resources(struct acpi_device *device) |
| 1259 | { |
| 1260 | int result = 0; |
| 1261 | acpi_status status = AE_OK; |
| 1262 | |
| 1263 | if (!device) |
| 1264 | return -EINVAL; |
| 1265 | |
| 1266 | /* get device status */ |
| 1267 | /* see acpi_pci_link_get_current acpi_pci_link_get_possible */ |
| 1268 | dprintk("Evaluating _STA\n"); |
| 1269 | result = acpi_bus_get_status(device); |
| 1270 | if (result) { |
| 1271 | printk(KERN_WARNING DRV_PFX "Unable to read status\n"); |
| 1272 | goto end; |
| 1273 | } |
| 1274 | |
| 1275 | if (!device->status.enabled) |
| 1276 | dprintk("Device disabled\n"); |
| 1277 | else |
| 1278 | dprintk("Device enabled\n"); |
| 1279 | |
| 1280 | /* |
| 1281 | * Query and parse 'method' |
| 1282 | */ |
| 1283 | dprintk("Evaluating %s\n", METHOD_NAME__PRS); |
| 1284 | status = acpi_walk_resources(device->handle, METHOD_NAME__PRS, |
| 1285 | sony_pic_read_possible_resource, &spic_dev); |
| 1286 | if (ACPI_FAILURE(status)) { |
| 1287 | printk(KERN_WARNING DRV_PFX |
| 1288 | "Failure evaluating %s\n", |
| 1289 | METHOD_NAME__PRS); |
| 1290 | result = -ENODEV; |
| 1291 | } |
| 1292 | end: |
| 1293 | return result; |
| 1294 | } |
| 1295 | |
| 1296 | /* |
| 1297 | * Disable the spic device by calling its _DIS method |
| 1298 | */ |
| 1299 | static int sony_pic_disable(struct acpi_device *device) |
| 1300 | { |
| 1301 | if (ACPI_FAILURE(acpi_evaluate_object(device->handle, "_DIS", 0, NULL))) |
| 1302 | return -ENXIO; |
| 1303 | |
| 1304 | dprintk("Device disabled\n"); |
| 1305 | return 0; |
| 1306 | } |
| 1307 | |
| 1308 | |
| 1309 | /* |
| 1310 | * Based on drivers/acpi/pci_link.c:acpi_pci_link_set |
| 1311 | * |
| 1312 | * Call _SRS to set current resources |
| 1313 | */ |
| 1314 | static int sony_pic_enable(struct acpi_device *device, |
| 1315 | struct sony_pic_ioport *ioport, struct sony_pic_irq *irq) |
| 1316 | { |
| 1317 | acpi_status status; |
| 1318 | int result = 0; |
| 1319 | struct { |
| 1320 | struct acpi_resource io_res; |
| 1321 | struct acpi_resource irq_res; |
| 1322 | struct acpi_resource end; |
| 1323 | } *resource; |
| 1324 | struct acpi_buffer buffer = { 0, NULL }; |
| 1325 | |
| 1326 | if (!ioport || !irq) |
| 1327 | return -EINVAL; |
| 1328 | |
| 1329 | /* init acpi_buffer */ |
| 1330 | resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL); |
| 1331 | if (!resource) |
| 1332 | return -ENOMEM; |
| 1333 | |
| 1334 | buffer.length = sizeof(*resource) + 1; |
| 1335 | buffer.pointer = resource; |
| 1336 | |
| 1337 | /* setup io resource */ |
| 1338 | resource->io_res.type = ACPI_RESOURCE_TYPE_IO; |
| 1339 | resource->io_res.length = sizeof(struct acpi_resource); |
| 1340 | memcpy(&resource->io_res.data.io, &ioport->io, |
| 1341 | sizeof(struct acpi_resource_io)); |
| 1342 | |
| 1343 | /* setup irq resource */ |
| 1344 | resource->irq_res.type = ACPI_RESOURCE_TYPE_IRQ; |
| 1345 | resource->irq_res.length = sizeof(struct acpi_resource); |
| 1346 | memcpy(&resource->irq_res.data.irq, &irq->irq, |
| 1347 | sizeof(struct acpi_resource_irq)); |
| 1348 | /* we requested a shared irq */ |
| 1349 | resource->irq_res.data.irq.sharable = ACPI_SHARED; |
| 1350 | |
| 1351 | resource->end.type = ACPI_RESOURCE_TYPE_END_TAG; |
| 1352 | |
| 1353 | /* Attempt to set the resource */ |
| 1354 | dprintk("Evaluating _SRS\n"); |
| 1355 | status = acpi_set_current_resources(device->handle, &buffer); |
| 1356 | |
| 1357 | /* check for total failure */ |
| 1358 | if (ACPI_FAILURE(status)) { |
| 1359 | printk(KERN_ERR DRV_PFX "Error evaluating _SRS"); |
| 1360 | result = -ENODEV; |
| 1361 | goto end; |
| 1362 | } |
| 1363 | |
| 1364 | /* Necessary device initializations calls (from sonypi) */ |
| 1365 | sony_pic_call1(0x82); |
| 1366 | sony_pic_call2(0x81, 0xff); |
| 1367 | sony_pic_call1(compat ? 0x92 : 0x82); |
| 1368 | |
| 1369 | end: |
| 1370 | kfree(resource); |
| 1371 | return result; |
| 1372 | } |
| 1373 | |
| 1374 | /***************** |
| 1375 | * |
| 1376 | * ISR: some event is available |
| 1377 | * |
| 1378 | *****************/ |
| 1379 | static irqreturn_t sony_pic_irq(int irq, void *dev_id) |
| 1380 | { |
| 1381 | int i, j; |
| 1382 | u32 port_val = 0; |
| 1383 | u8 ev = 0; |
| 1384 | u8 data_mask = 0; |
| 1385 | u8 device_event = 0; |
| 1386 | |
| 1387 | struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id; |
| 1388 | |
| 1389 | acpi_os_read_port(dev->cur_ioport->io.minimum, &port_val, |
| 1390 | dev->cur_ioport->io.address_length); |
| 1391 | ev = port_val & SONY_PIC_EV_MASK; |
| 1392 | data_mask = 0xff & (port_val >> (dev->cur_ioport->io.address_length - 8)); |
| 1393 | |
| 1394 | dprintk("event (0x%.8x [%.2x] [%.2x]) at port 0x%.4x\n", |
| 1395 | port_val, ev, data_mask, dev->cur_ioport->io.minimum); |
| 1396 | |
| 1397 | if (ev == 0x00 || ev == 0xff) |
| 1398 | return IRQ_HANDLED; |
| 1399 | |
| 1400 | for (i = 0; sony_pic_eventtypes[i].model; i++) { |
| 1401 | |
| 1402 | if (spic_dev.model != sony_pic_eventtypes[i].model) |
| 1403 | continue; |
| 1404 | |
| 1405 | if ((data_mask & sony_pic_eventtypes[i].data) != |
| 1406 | sony_pic_eventtypes[i].data) |
| 1407 | continue; |
| 1408 | |
| 1409 | if (!(mask & sony_pic_eventtypes[i].mask)) |
| 1410 | continue; |
| 1411 | |
| 1412 | for (j = 0; sony_pic_eventtypes[i].events[j].event; j++) { |
| 1413 | if (ev == sony_pic_eventtypes[i].events[j].data) { |
| 1414 | device_event = |
| 1415 | sony_pic_eventtypes[i].events[j].event; |
| 1416 | goto found; |
| 1417 | } |
| 1418 | } |
| 1419 | } |
| 1420 | return IRQ_HANDLED; |
| 1421 | |
| 1422 | found: |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 1423 | sony_laptop_report_input_event(device_event); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1424 | acpi_bus_generate_event(spic_dev.acpi_dev, 1, device_event); |
| 1425 | |
| 1426 | return IRQ_HANDLED; |
| 1427 | } |
| 1428 | |
| 1429 | /***************** |
| 1430 | * |
| 1431 | * ACPI driver |
| 1432 | * |
| 1433 | *****************/ |
| 1434 | static int sony_pic_remove(struct acpi_device *device, int type) |
| 1435 | { |
| 1436 | struct sony_pic_ioport *io, *tmp_io; |
| 1437 | struct sony_pic_irq *irq, *tmp_irq; |
| 1438 | |
| 1439 | if (sony_pic_disable(device)) { |
| 1440 | printk(KERN_ERR DRV_PFX "Couldn't disable device.\n"); |
| 1441 | return -ENXIO; |
| 1442 | } |
| 1443 | |
| 1444 | free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev); |
| 1445 | release_region(spic_dev.cur_ioport->io.minimum, |
| 1446 | spic_dev.cur_ioport->io.address_length); |
| 1447 | |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 1448 | sony_laptop_remove_input(); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1449 | |
| 1450 | list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) { |
| 1451 | list_del(&io->list); |
| 1452 | kfree(io); |
| 1453 | } |
| 1454 | list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) { |
| 1455 | list_del(&irq->list); |
| 1456 | kfree(irq); |
| 1457 | } |
| 1458 | spic_dev.cur_ioport = NULL; |
| 1459 | spic_dev.cur_irq = NULL; |
| 1460 | |
| 1461 | dprintk("removed.\n"); |
| 1462 | return 0; |
| 1463 | } |
| 1464 | |
| 1465 | static int sony_pic_add(struct acpi_device *device) |
| 1466 | { |
| 1467 | int result; |
| 1468 | struct sony_pic_ioport *io, *tmp_io; |
| 1469 | struct sony_pic_irq *irq, *tmp_irq; |
| 1470 | |
| 1471 | printk(KERN_INFO DRV_PFX |
| 1472 | "Sony Programmable I/O Controller Driver v%s.\n", |
| 1473 | SONY_LAPTOP_DRIVER_VERSION); |
| 1474 | |
| 1475 | spic_dev.acpi_dev = device; |
| 1476 | strcpy(acpi_device_class(device), "sony/hotkey"); |
| 1477 | spic_dev.model = sony_pic_detect_device_type(); |
| 1478 | |
| 1479 | /* read _PRS resources */ |
| 1480 | result = sony_pic_possible_resources(device); |
| 1481 | if (result) { |
| 1482 | printk(KERN_ERR DRV_PFX |
| 1483 | "Unabe to read possible resources.\n"); |
| 1484 | goto err_free_resources; |
| 1485 | } |
| 1486 | |
| 1487 | /* setup input devices and helper fifo */ |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 1488 | result = sony_laptop_setup_input(); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1489 | if (result) { |
| 1490 | printk(KERN_ERR DRV_PFX |
| 1491 | "Unabe to create input devices.\n"); |
| 1492 | goto err_free_resources; |
| 1493 | } |
| 1494 | |
| 1495 | /* request io port */ |
| 1496 | list_for_each_entry(io, &spic_dev.ioports, list) { |
| 1497 | if (request_region(io->io.minimum, io->io.address_length, |
| 1498 | "Sony Programable I/O Device")) { |
| 1499 | dprintk("I/O port: 0x%.4x (0x%.4x) + 0x%.2x\n", |
| 1500 | io->io.minimum, io->io.maximum, |
| 1501 | io->io.address_length); |
| 1502 | spic_dev.cur_ioport = io; |
| 1503 | break; |
| 1504 | } |
| 1505 | } |
| 1506 | if (!spic_dev.cur_ioport) { |
| 1507 | printk(KERN_ERR DRV_PFX "Failed to request_region.\n"); |
| 1508 | result = -ENODEV; |
| 1509 | goto err_remove_input; |
| 1510 | } |
| 1511 | |
| 1512 | /* request IRQ */ |
| 1513 | list_for_each_entry(irq, &spic_dev.interrupts, list) { |
| 1514 | if (!request_irq(irq->irq.interrupts[0], sony_pic_irq, |
| 1515 | IRQF_SHARED, "sony-laptop", &spic_dev)) { |
| 1516 | dprintk("IRQ: %d - triggering: %d - " |
| 1517 | "polarity: %d - shr: %d\n", |
| 1518 | irq->irq.interrupts[0], |
| 1519 | irq->irq.triggering, |
| 1520 | irq->irq.polarity, |
| 1521 | irq->irq.sharable); |
| 1522 | spic_dev.cur_irq = irq; |
| 1523 | break; |
| 1524 | } |
| 1525 | } |
| 1526 | if (!spic_dev.cur_irq) { |
| 1527 | printk(KERN_ERR DRV_PFX "Failed to request_irq.\n"); |
| 1528 | result = -ENODEV; |
| 1529 | goto err_release_region; |
| 1530 | } |
| 1531 | |
| 1532 | /* set resource status _SRS */ |
| 1533 | result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq); |
| 1534 | if (result) { |
| 1535 | printk(KERN_ERR DRV_PFX "Couldn't enable device.\n"); |
| 1536 | goto err_free_irq; |
| 1537 | } |
| 1538 | |
| 1539 | return 0; |
| 1540 | |
| 1541 | err_free_irq: |
| 1542 | free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev); |
| 1543 | |
| 1544 | err_release_region: |
| 1545 | release_region(spic_dev.cur_ioport->io.minimum, |
| 1546 | spic_dev.cur_ioport->io.address_length); |
| 1547 | |
| 1548 | err_remove_input: |
malattia@linux.it | 1549ee6 | 2007-04-09 10:19:08 +0200 | [diff] [blame^] | 1549 | sony_laptop_remove_input(); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1550 | |
| 1551 | err_free_resources: |
| 1552 | list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) { |
| 1553 | list_del(&io->list); |
| 1554 | kfree(io); |
| 1555 | } |
| 1556 | list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) { |
| 1557 | list_del(&irq->list); |
| 1558 | kfree(irq); |
| 1559 | } |
| 1560 | spic_dev.cur_ioport = NULL; |
| 1561 | spic_dev.cur_irq = NULL; |
| 1562 | |
| 1563 | return result; |
| 1564 | } |
| 1565 | |
| 1566 | static int sony_pic_suspend(struct acpi_device *device, pm_message_t state) |
| 1567 | { |
| 1568 | if (sony_pic_disable(device)) |
| 1569 | return -ENXIO; |
| 1570 | return 0; |
| 1571 | } |
| 1572 | |
| 1573 | static int sony_pic_resume(struct acpi_device *device) |
| 1574 | { |
| 1575 | sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq); |
| 1576 | return 0; |
| 1577 | } |
| 1578 | |
| 1579 | static struct acpi_driver sony_pic_driver = { |
| 1580 | .name = SONY_PIC_DRIVER_NAME, |
| 1581 | .class = SONY_PIC_CLASS, |
| 1582 | .ids = SONY_PIC_HID, |
| 1583 | .owner = THIS_MODULE, |
| 1584 | .ops = { |
| 1585 | .add = sony_pic_add, |
| 1586 | .remove = sony_pic_remove, |
| 1587 | .suspend = sony_pic_suspend, |
| 1588 | .resume = sony_pic_resume, |
| 1589 | }, |
| 1590 | }; |
| 1591 | |
| 1592 | static struct dmi_system_id __initdata sonypi_dmi_table[] = { |
| 1593 | { |
| 1594 | .ident = "Sony Vaio", |
| 1595 | .matches = { |
| 1596 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
| 1597 | DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"), |
| 1598 | }, |
| 1599 | }, |
| 1600 | { |
| 1601 | .ident = "Sony Vaio", |
| 1602 | .matches = { |
| 1603 | DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), |
| 1604 | DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"), |
| 1605 | }, |
| 1606 | }, |
| 1607 | { } |
| 1608 | }; |
| 1609 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 1610 | static int __init sony_laptop_init(void) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 1611 | { |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1612 | int result; |
| 1613 | |
| 1614 | if (!no_spic && dmi_check_system(sonypi_dmi_table)) { |
| 1615 | result = acpi_bus_register_driver(&sony_pic_driver); |
| 1616 | if (result) { |
| 1617 | printk(KERN_ERR DRV_PFX |
| 1618 | "Unable to register SPIC driver."); |
| 1619 | goto out; |
| 1620 | } |
| 1621 | } |
| 1622 | |
| 1623 | result = acpi_bus_register_driver(&sony_nc_driver); |
| 1624 | if (result) { |
| 1625 | printk(KERN_ERR DRV_PFX "Unable to register SNC driver."); |
| 1626 | goto out_unregister_pic; |
| 1627 | } |
| 1628 | |
| 1629 | return 0; |
| 1630 | |
| 1631 | out_unregister_pic: |
| 1632 | if (!no_spic) |
| 1633 | acpi_bus_unregister_driver(&sony_pic_driver); |
| 1634 | out: |
| 1635 | return result; |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 1636 | } |
| 1637 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 1638 | static void __exit sony_laptop_exit(void) |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 1639 | { |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 1640 | acpi_bus_unregister_driver(&sony_nc_driver); |
malattia@linux.it | 33a0445 | 2007-04-09 19:26:03 +0200 | [diff] [blame] | 1641 | if (!no_spic) |
| 1642 | acpi_bus_unregister_driver(&sony_pic_driver); |
Stelian Pop | 7f09c43 | 2007-01-13 23:04:31 +0100 | [diff] [blame] | 1643 | } |
| 1644 | |
malattia@linux.it | 59b1910 | 2007-04-09 10:19:04 +0200 | [diff] [blame] | 1645 | module_init(sony_laptop_init); |
| 1646 | module_exit(sony_laptop_exit); |