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FreeBSD/Linux Kernel Cross Reference
sys/dev/acpi_support/acpi_asus.c
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1 /*- 2 * Copyright (c) 2004, 2005 Philip Paeps <philip@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 /* 31 * Driver for extra ACPI-controlled gadgets (hotkeys, leds, etc) found on 32 * recent Asus (and Medion) laptops. Inspired by the acpi4asus project which 33 * implements these features in the Linux kernel. 34 * 35 * <http://sourceforge.net/projects/acpi4asus/> 36 * 37 * Currently should support most features, but could use some more testing. 38 * Particularly the display-switching stuff is a bit hairy. If you have an 39 * Asus laptop which doesn't appear to be supported, or strange things happen 40 * when using this driver, please report to <acpi@FreeBSD.org>. 41 */ 42 43 #include "opt_acpi.h" 44 #include <sys/param.h> 45 #include <sys/kernel.h> 46 #include <sys/module.h> 47 #include <sys/bus.h> 48 #include <sys/sbuf.h> 49 50 #include <contrib/dev/acpica/include/acpi.h> 51 #include <contrib/dev/acpica/include/accommon.h> 52 53 #include <dev/acpica/acpivar.h> 54 #include <dev/led/led.h> 55 56 /* Methods */ 57 #define ACPI_ASUS_METHOD_BRN 1 58 #define ACPI_ASUS_METHOD_DISP 2 59 #define ACPI_ASUS_METHOD_LCD 3 60 #define ACPI_ASUS_METHOD_CAMERA 4 61 #define ACPI_ASUS_METHOD_CARDRD 5 62 #define ACPI_ASUS_METHOD_WLAN 6 63 64 #define _COMPONENT ACPI_OEM 65 ACPI_MODULE_NAME("ASUS") 66 67 struct acpi_asus_model { 68 char *name; 69 70 char *bled_set; 71 char *dled_set; 72 char *gled_set; 73 char *mled_set; 74 char *tled_set; 75 char *wled_set; 76 77 char *brn_get; 78 char *brn_set; 79 char *brn_up; 80 char *brn_dn; 81 82 char *lcd_get; 83 char *lcd_set; 84 85 char *disp_get; 86 char *disp_set; 87 88 char *cam_get; 89 char *cam_set; 90 91 char *crd_get; 92 char *crd_set; 93 94 char *wlan_get; 95 char *wlan_set; 96 97 void (*n_func)(ACPI_HANDLE, UINT32, void *); 98 99 char *lcdd; 100 void (*lcdd_n_func)(ACPI_HANDLE, UINT32, void *); 101 }; 102 103 struct acpi_asus_led { 104 struct acpi_asus_softc *sc; 105 struct cdev *cdev; 106 int busy; 107 int state; 108 enum { 109 ACPI_ASUS_LED_BLED, 110 ACPI_ASUS_LED_DLED, 111 ACPI_ASUS_LED_GLED, 112 ACPI_ASUS_LED_MLED, 113 ACPI_ASUS_LED_TLED, 114 ACPI_ASUS_LED_WLED, 115 } type; 116 }; 117 118 struct acpi_asus_softc { 119 device_t dev; 120 ACPI_HANDLE handle; 121 ACPI_HANDLE lcdd_handle; 122 123 struct acpi_asus_model *model; 124 struct sysctl_ctx_list sysctl_ctx; 125 struct sysctl_oid *sysctl_tree; 126 127 struct acpi_asus_led s_bled; 128 struct acpi_asus_led s_dled; 129 struct acpi_asus_led s_gled; 130 struct acpi_asus_led s_mled; 131 struct acpi_asus_led s_tled; 132 struct acpi_asus_led s_wled; 133 134 int s_brn; 135 int s_disp; 136 int s_lcd; 137 int s_cam; 138 int s_crd; 139 int s_wlan; 140 }; 141 142 static void acpi_asus_lcdd_notify(ACPI_HANDLE h, UINT32 notify, 143 void *context); 144 145 /* 146 * We can identify Asus laptops from the string they return 147 * as a result of calling the ATK0100 'INIT' method. 148 */ 149 static struct acpi_asus_model acpi_asus_models[] = { 150 { 151 .name = "xxN", 152 .mled_set = "MLED", 153 .wled_set = "WLED", 154 .lcd_get = "\\BKLT", 155 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 156 .brn_get = "GPLV", 157 .brn_set = "SPLV", 158 .disp_get = "\\ADVG", 159 .disp_set = "SDSP" 160 }, 161 { 162 .name = "A1x", 163 .mled_set = "MLED", 164 .lcd_get = "\\BKLI", 165 .lcd_set = "\\_SB.PCI0.ISA.EC0._Q10", 166 .brn_up = "\\_SB.PCI0.ISA.EC0._Q0E", 167 .brn_dn = "\\_SB.PCI0.ISA.EC0._Q0F" 168 }, 169 { 170 .name = "A2x", 171 .mled_set = "MLED", 172 .wled_set = "WLED", 173 .lcd_get = "\\BAOF", 174 .lcd_set = "\\Q10", 175 .brn_get = "GPLV", 176 .brn_set = "SPLV", 177 .disp_get = "\\INFB", 178 .disp_set = "SDSP" 179 }, 180 { 181 .name = "A3E", 182 .mled_set = "MLED", 183 .wled_set = "WLED", 184 .lcd_get = "\\_SB.PCI0.SBRG.EC0.RPIN(0x67)", 185 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 186 .brn_get = "GPLV", 187 .brn_set = "SPLV", 188 .disp_get = "\\_SB.PCI0.P0P2.VGA.GETD", 189 .disp_set = "SDSP" 190 }, 191 { 192 .name = "A3F", 193 .mled_set = "MLED", 194 .wled_set = "WLED", 195 .bled_set = "BLED", 196 .lcd_get = "\\_SB.PCI0.SBRG.EC0.RPIN(0x11)", 197 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 198 .brn_get = "GPLV", 199 .brn_set = "SPLV", 200 .disp_get = "\\SSTE", 201 .disp_set = "SDSP" 202 }, 203 { 204 .name = "A3N", 205 .mled_set = "MLED", 206 .bled_set = "BLED", 207 .wled_set = "WLED", 208 .lcd_get = "\\BKLT", 209 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 210 .brn_get = "GPLV", 211 .brn_set = "SPLV", 212 .disp_get = "\\_SB.PCI0.P0P3.VGA.GETD", 213 .disp_set = "SDSP" 214 }, 215 { 216 .name = "A4D", 217 .mled_set = "MLED", 218 .brn_up = "\\_SB_.PCI0.SBRG.EC0._Q0E", 219 .brn_dn = "\\_SB_.PCI0.SBRG.EC0._Q0F", 220 .brn_get = "GPLV", 221 .brn_set = "SPLV", 222 #ifdef notyet 223 .disp_get = "\\_SB_.PCI0.SBRG.EC0._Q10", 224 .disp_set = "\\_SB_.PCI0.SBRG.EC0._Q11" 225 #endif 226 }, 227 { 228 .name = "A6V", 229 .bled_set = "BLED", 230 .mled_set = "MLED", 231 .wled_set = "WLED", 232 .lcd_get = NULL, 233 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 234 .brn_get = "GPLV", 235 .brn_set = "SPLV", 236 .disp_get = "\\_SB.PCI0.P0P3.VGA.GETD", 237 .disp_set = "SDSP" 238 }, 239 { 240 .name = "A8SR", 241 .bled_set = "BLED", 242 .mled_set = "MLED", 243 .wled_set = "WLED", 244 .lcd_get = NULL, 245 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 246 .brn_get = "GPLV", 247 .brn_set = "SPLV", 248 .disp_get = "\\_SB.PCI0.P0P1.VGA.GETD", 249 .disp_set = "SDSP", 250 .lcdd = "\\_SB.PCI0.P0P1.VGA.LCDD", 251 .lcdd_n_func = acpi_asus_lcdd_notify 252 }, 253 { 254 .name = "D1x", 255 .mled_set = "MLED", 256 .lcd_get = "\\GP11", 257 .lcd_set = "\\Q0D", 258 .brn_up = "\\Q0C", 259 .brn_dn = "\\Q0B", 260 .disp_get = "\\INFB", 261 .disp_set = "SDSP" 262 }, 263 { 264 .name = "G2K", 265 .bled_set = "BLED", 266 .dled_set = "DLED", 267 .gled_set = "GLED", 268 .mled_set = "MLED", 269 .tled_set = "TLED", 270 .wled_set = "WLED", 271 .brn_get = "GPLV", 272 .brn_set = "SPLV", 273 .lcd_get = "GBTL", 274 .lcd_set = "SBTL", 275 .disp_get = "\\_SB.PCI0.PCE2.VGA.GETD", 276 .disp_set = "SDSP", 277 }, 278 { 279 .name = "L2D", 280 .mled_set = "MLED", 281 .wled_set = "WLED", 282 .brn_up = "\\Q0E", 283 .brn_dn = "\\Q0F", 284 .lcd_get = "\\SGP0", 285 .lcd_set = "\\Q10" 286 }, 287 { 288 .name = "L3C", 289 .mled_set = "MLED", 290 .wled_set = "WLED", 291 .brn_get = "GPLV", 292 .brn_set = "SPLV", 293 .lcd_get = "\\GL32", 294 .lcd_set = "\\_SB.PCI0.PX40.ECD0._Q10" 295 }, 296 { 297 .name = "L3D", 298 .mled_set = "MLED", 299 .wled_set = "WLED", 300 .brn_get = "GPLV", 301 .brn_set = "SPLV", 302 .lcd_get = "\\BKLG", 303 .lcd_set = "\\Q10" 304 }, 305 { 306 .name = "L3H", 307 .mled_set = "MLED", 308 .wled_set = "WLED", 309 .brn_get = "GPLV", 310 .brn_set = "SPLV", 311 .lcd_get = "\\_SB.PCI0.PM.PBC", 312 .lcd_set = "EHK", 313 .disp_get = "\\_SB.INFB", 314 .disp_set = "SDSP" 315 }, 316 { 317 .name = "L4R", 318 .mled_set = "MLED", 319 .wled_set = "WLED", 320 .brn_get = "GPLV", 321 .brn_set = "SPLV", 322 .lcd_get = "\\_SB.PCI0.SBSM.SEO4", 323 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 324 .disp_get = "\\_SB.PCI0.P0P1.VGA.GETD", 325 .disp_set = "SDSP" 326 }, 327 { 328 .name = "L5x", 329 .mled_set = "MLED", 330 .tled_set = "TLED", 331 .lcd_get = "\\BAOF", 332 .lcd_set = "\\Q0D", 333 .brn_get = "GPLV", 334 .brn_set = "SPLV", 335 .disp_get = "\\INFB", 336 .disp_set = "SDSP" 337 }, 338 { 339 .name = "L8L" 340 /* Only has hotkeys, apparently */ 341 }, 342 { 343 .name = "M1A", 344 .mled_set = "MLED", 345 .brn_up = "\\_SB.PCI0.PX40.EC0.Q0E", 346 .brn_dn = "\\_SB.PCI0.PX40.EC0.Q0F", 347 .lcd_get = "\\PNOF", 348 .lcd_set = "\\_SB.PCI0.PX40.EC0.Q10" 349 }, 350 { 351 .name = "M2E", 352 .mled_set = "MLED", 353 .wled_set = "WLED", 354 .brn_get = "GPLV", 355 .brn_set = "SPLV", 356 .lcd_get = "\\GP06", 357 .lcd_set = "\\Q10" 358 }, 359 { 360 .name = "M6N", 361 .mled_set = "MLED", 362 .wled_set = "WLED", 363 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 364 .lcd_get = "\\_SB.BKLT", 365 .brn_set = "SPLV", 366 .brn_get = "GPLV", 367 .disp_set = "SDSP", 368 .disp_get = "\\SSTE" 369 }, 370 { 371 .name = "M6R", 372 .mled_set = "MLED", 373 .wled_set = "WLED", 374 .brn_get = "GPLV", 375 .brn_set = "SPLV", 376 .lcd_get = "\\_SB.PCI0.SBSM.SEO4", 377 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 378 .disp_get = "\\SSTE", 379 .disp_set = "SDSP" 380 }, 381 { 382 .name = "S1x", 383 .mled_set = "MLED", 384 .wled_set = "WLED", 385 .lcd_get = "\\PNOF", 386 .lcd_set = "\\_SB.PCI0.PX40.Q10", 387 .brn_get = "GPLV", 388 .brn_set = "SPLV" 389 }, 390 { 391 .name = "S2x", 392 .mled_set = "MLED", 393 .lcd_get = "\\BKLI", 394 .lcd_set = "\\_SB.PCI0.ISA.EC0._Q10", 395 .brn_up = "\\_SB.PCI0.ISA.EC0._Q0B", 396 .brn_dn = "\\_SB.PCI0.ISA.EC0._Q0A" 397 }, 398 { 399 .name = "V6V", 400 .bled_set = "BLED", 401 .tled_set = "TLED", 402 .wled_set = "WLED", 403 .lcd_get = "\\BKLT", 404 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 405 .brn_get = "GPLV", 406 .brn_set = "SPLV", 407 .disp_get = "\\_SB.PCI0.P0P1.VGA.GETD", 408 .disp_set = "SDSP" 409 }, 410 { 411 .name = "W5A", 412 .bled_set = "BLED", 413 .lcd_get = "\\BKLT", 414 .lcd_set = "\\_SB.PCI0.SBRG.EC0._Q10", 415 .brn_get = "GPLV", 416 .brn_set = "SPLV", 417 .disp_get = "\\_SB.PCI0.P0P2.VGA.GETD", 418 .disp_set = "SDSP" 419 }, 420 { .name = NULL } 421 }; 422 423 /* 424 * Samsung P30/P35 laptops have an Asus ATK0100 gadget interface, 425 * but they can't be probed quite the same way as Asus laptops. 426 */ 427 static struct acpi_asus_model acpi_samsung_models[] = { 428 { 429 .name = "P30", 430 .wled_set = "WLED", 431 .brn_up = "\\_SB.PCI0.LPCB.EC0._Q68", 432 .brn_dn = "\\_SB.PCI0.LPCB.EC0._Q69", 433 .lcd_get = "\\BKLT", 434 .lcd_set = "\\_SB.PCI0.LPCB.EC0._Q0E" 435 }, 436 { .name = NULL } 437 }; 438 439 static void acpi_asus_eeepc_notify(ACPI_HANDLE h, UINT32 notify, void *context); 440 441 /* 442 * EeePC have an Asus ASUS010 gadget interface, 443 * but they can't be probed quite the same way as Asus laptops. 444 */ 445 static struct acpi_asus_model acpi_eeepc_models[] = { 446 { 447 .name = "EEE", 448 .brn_get = "\\_SB.ATKD.PBLG", 449 .brn_set = "\\_SB.ATKD.PBLS", 450 .cam_get = "\\_SB.ATKD.CAMG", 451 .cam_set = "\\_SB.ATKD.CAMS", 452 .crd_set = "\\_SB.ATKD.CRDS", 453 .crd_get = "\\_SB.ATKD.CRDG", 454 .wlan_get = "\\_SB.ATKD.WLDG", 455 .wlan_set = "\\_SB.ATKD.WLDS", 456 .n_func = acpi_asus_eeepc_notify 457 }, 458 { .name = NULL } 459 }; 460 461 static struct { 462 char *name; 463 char *description; 464 int method; 465 int flag_anybody; 466 } acpi_asus_sysctls[] = { 467 { 468 .name = "lcd_backlight", 469 .method = ACPI_ASUS_METHOD_LCD, 470 .description = "state of the lcd backlight", 471 .flag_anybody = 1 472 }, 473 { 474 .name = "lcd_brightness", 475 .method = ACPI_ASUS_METHOD_BRN, 476 .description = "brightness of the lcd panel", 477 .flag_anybody = 1 478 }, 479 { 480 .name = "video_output", 481 .method = ACPI_ASUS_METHOD_DISP, 482 .description = "display output state", 483 }, 484 { 485 .name = "camera", 486 .method = ACPI_ASUS_METHOD_CAMERA, 487 .description = "internal camera state", 488 }, 489 { 490 .name = "cardreader", 491 .method = ACPI_ASUS_METHOD_CARDRD, 492 .description = "internal card reader state", 493 }, 494 { 495 .name = "wlan", 496 .method = ACPI_ASUS_METHOD_WLAN, 497 .description = "wireless lan state", 498 }, 499 { .name = NULL } 500 }; 501 502 ACPI_SERIAL_DECL(asus, "ACPI ASUS extras"); 503 504 /* Function prototypes */ 505 static int acpi_asus_probe(device_t dev); 506 static int acpi_asus_attach(device_t dev); 507 static int acpi_asus_detach(device_t dev); 508 509 static void acpi_asus_led(struct acpi_asus_led *led, int state); 510 static void acpi_asus_led_task(struct acpi_asus_led *led, int pending __unused); 511 512 static int acpi_asus_sysctl(SYSCTL_HANDLER_ARGS); 513 static int acpi_asus_sysctl_init(struct acpi_asus_softc *sc, int method); 514 static int acpi_asus_sysctl_get(struct acpi_asus_softc *sc, int method); 515 static int acpi_asus_sysctl_set(struct acpi_asus_softc *sc, int method, int val); 516 517 static void acpi_asus_notify(ACPI_HANDLE h, UINT32 notify, void *context); 518 519 static device_method_t acpi_asus_methods[] = { 520 DEVMETHOD(device_probe, acpi_asus_probe), 521 DEVMETHOD(device_attach, acpi_asus_attach), 522 DEVMETHOD(device_detach, acpi_asus_detach), 523 { 0, 0 } 524 }; 525 526 static driver_t acpi_asus_driver = { 527 "acpi_asus", 528 acpi_asus_methods, 529 sizeof(struct acpi_asus_softc) 530 }; 531 532 DRIVER_MODULE(acpi_asus, acpi, acpi_asus_driver, 0, 0); 533 MODULE_DEPEND(acpi_asus, acpi, 1, 1, 1); 534 535 static int 536 acpi_asus_probe(device_t dev) 537 { 538 struct acpi_asus_model *model; 539 struct acpi_asus_softc *sc; 540 struct sbuf *sb; 541 ACPI_BUFFER Buf; 542 ACPI_OBJECT Arg, *Obj; 543 ACPI_OBJECT_LIST Args; 544 static char *asus_ids[] = { "ATK0100", "ASUS010", NULL }; 545 int rv; 546 char *rstr; 547 548 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 549 550 if (acpi_disabled("asus")) 551 return (ENXIO); 552 rv = ACPI_ID_PROBE(device_get_parent(dev), dev, asus_ids, &rstr); 553 if (rv > 0) { 554 return (rv); 555 } 556 557 sc = device_get_softc(dev); 558 sc->dev = dev; 559 sc->handle = acpi_get_handle(dev); 560 561 Arg.Type = ACPI_TYPE_INTEGER; 562 Arg.Integer.Value = 0; 563 564 Args.Count = 1; 565 Args.Pointer = &Arg; 566 567 Buf.Pointer = NULL; 568 Buf.Length = ACPI_ALLOCATE_BUFFER; 569 570 AcpiEvaluateObject(sc->handle, "INIT", &Args, &Buf); 571 Obj = Buf.Pointer; 572 573 /* 574 * The Samsung P30 returns a null-pointer from INIT, we 575 * can identify it from the 'ODEM' string in the DSDT. 576 */ 577 if (Obj->String.Pointer == NULL) { 578 ACPI_STATUS status; 579 ACPI_TABLE_HEADER th; 580 581 status = AcpiGetTableHeader(ACPI_SIG_DSDT, 0, &th); 582 if (ACPI_FAILURE(status)) { 583 device_printf(dev, "Unsupported (Samsung?) laptop\n"); 584 AcpiOsFree(Buf.Pointer); 585 return (ENXIO); 586 } 587 588 if (strncmp("ODEM", th.OemTableId, 4) == 0) { 589 sc->model = &acpi_samsung_models[0]; 590 device_set_desc(dev, "Samsung P30 Laptop Extras"); 591 AcpiOsFree(Buf.Pointer); 592 return (rv); 593 } 594 595 /* EeePC */ 596 if (strncmp("ASUS010", rstr, 7) == 0) { 597 sc->model = &acpi_eeepc_models[0]; 598 device_set_desc(dev, "ASUS EeePC"); 599 AcpiOsFree(Buf.Pointer); 600 return (rv); 601 } 602 } 603 604 sb = sbuf_new_auto(); 605 if (sb == NULL) 606 return (ENOMEM); 607 608 /* 609 * Asus laptops are simply identified by name, easy! 610 */ 611 for (model = acpi_asus_models; model->name != NULL; model++) { 612 if (strncmp(Obj->String.Pointer, model->name, 3) == 0) { 613 good: 614 sbuf_printf(sb, "Asus %s Laptop Extras", 615 Obj->String.Pointer); 616 sbuf_finish(sb); 617 618 sc->model = model; 619 device_set_desc_copy(dev, sbuf_data(sb)); 620 621 sbuf_delete(sb); 622 AcpiOsFree(Buf.Pointer); 623 return (rv); 624 } 625 626 /* 627 * Some models look exactly the same as other models, but have 628 * their own ids. If we spot these, set them up with the same 629 * details as the models they're like, possibly dealing with 630 * small differences. 631 * 632 * XXX: there must be a prettier way to do this! 633 */ 634 else if (strncmp(model->name, "xxN", 3) == 0 && 635 (strncmp(Obj->String.Pointer, "M3N", 3) == 0 || 636 strncmp(Obj->String.Pointer, "S1N", 3) == 0)) 637 goto good; 638 else if (strncmp(model->name, "A1x", 3) == 0 && 639 strncmp(Obj->String.Pointer, "A1", 2) == 0) 640 goto good; 641 else if (strncmp(model->name, "A2x", 3) == 0 && 642 strncmp(Obj->String.Pointer, "A2", 2) == 0) 643 goto good; 644 else if (strncmp(model->name, "A3F", 3) == 0 && 645 strncmp(Obj->String.Pointer, "A6F", 3) == 0) 646 goto good; 647 else if (strncmp(model->name, "D1x", 3) == 0 && 648 strncmp(Obj->String.Pointer, "D1", 2) == 0) 649 goto good; 650 else if (strncmp(model->name, "L3H", 3) == 0 && 651 strncmp(Obj->String.Pointer, "L2E", 3) == 0) 652 goto good; 653 else if (strncmp(model->name, "L5x", 3) == 0 && 654 strncmp(Obj->String.Pointer, "L5", 2) == 0) 655 goto good; 656 else if (strncmp(model->name, "M2E", 3) == 0 && 657 (strncmp(Obj->String.Pointer, "M2", 2) == 0 || 658 strncmp(Obj->String.Pointer, "L4E", 3) == 0)) 659 goto good; 660 else if (strncmp(model->name, "S1x", 3) == 0 && 661 (strncmp(Obj->String.Pointer, "L8", 2) == 0 || 662 strncmp(Obj->String.Pointer, "S1", 2) == 0)) 663 goto good; 664 else if (strncmp(model->name, "S2x", 3) == 0 && 665 (strncmp(Obj->String.Pointer, "J1", 2) == 0 || 666 strncmp(Obj->String.Pointer, "S2", 2) == 0)) 667 goto good; 668 669 /* L2B is like L3C but has no lcd_get method */ 670 else if (strncmp(model->name, "L3C", 3) == 0 && 671 strncmp(Obj->String.Pointer, "L2B", 3) == 0) { 672 model->lcd_get = NULL; 673 goto good; 674 } 675 676 /* A3G is like M6R but with a different lcd_get method */ 677 else if (strncmp(model->name, "M6R", 3) == 0 && 678 strncmp(Obj->String.Pointer, "A3G", 3) == 0) { 679 model->lcd_get = "\\BLFG"; 680 goto good; 681 } 682 683 /* M2N and W1N are like xxN with added WLED */ 684 else if (strncmp(model->name, "xxN", 3) == 0 && 685 (strncmp(Obj->String.Pointer, "M2N", 3) == 0 || 686 strncmp(Obj->String.Pointer, "W1N", 3) == 0)) { 687 model->wled_set = "WLED"; 688 goto good; 689 } 690 691 /* M5N and S5N are like xxN without MLED */ 692 else if (strncmp(model->name, "xxN", 3) == 0 && 693 (strncmp(Obj->String.Pointer, "M5N", 3) == 0 || 694 strncmp(Obj->String.Pointer, "S5N", 3) == 0)) { 695 model->mled_set = NULL; 696 goto good; 697 } 698 } 699 700 sbuf_printf(sb, "Unsupported Asus laptop: %s\n", Obj->String.Pointer); 701 sbuf_finish(sb); 702 703 device_printf(dev, "%s", sbuf_data(sb)); 704 705 sbuf_delete(sb); 706 AcpiOsFree(Buf.Pointer); 707 708 return (ENXIO); 709 } 710 711 static int 712 acpi_asus_attach(device_t dev) 713 { 714 struct acpi_asus_softc *sc; 715 struct acpi_softc *acpi_sc; 716 717 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 718 719 sc = device_get_softc(dev); 720 acpi_sc = acpi_device_get_parent_softc(dev); 721 722 /* Build sysctl tree */ 723 sysctl_ctx_init(&sc->sysctl_ctx); 724 sc->sysctl_tree = SYSCTL_ADD_NODE(&sc->sysctl_ctx, 725 SYSCTL_CHILDREN(acpi_sc->acpi_sysctl_tree), 726 OID_AUTO, "asus", CTLFLAG_RD | CTLFLAG_MPSAFE, 0, ""); 727 728 /* Hook up nodes */ 729 for (int i = 0; acpi_asus_sysctls[i].name != NULL; i++) { 730 if (!acpi_asus_sysctl_init(sc, acpi_asus_sysctls[i].method)) 731 continue; 732 733 if (acpi_asus_sysctls[i].flag_anybody != 0) { 734 SYSCTL_ADD_PROC(&sc->sysctl_ctx, 735 SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 736 acpi_asus_sysctls[i].name, 737 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | 738 CTLFLAG_MPSAFE, sc, i, acpi_asus_sysctl, "I", 739 acpi_asus_sysctls[i].description); 740 } else { 741 SYSCTL_ADD_PROC(&sc->sysctl_ctx, 742 SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 743 acpi_asus_sysctls[i].name, 744 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, 745 sc, i, acpi_asus_sysctl, "I", 746 acpi_asus_sysctls[i].description); 747 } 748 } 749 750 /* Attach leds */ 751 if (sc->model->bled_set) { 752 sc->s_bled.busy = 0; 753 sc->s_bled.sc = sc; 754 sc->s_bled.type = ACPI_ASUS_LED_BLED; 755 sc->s_bled.cdev = 756 led_create_state((led_t *)acpi_asus_led, &sc->s_bled, 757 "bled", 1); 758 } 759 760 if (sc->model->dled_set) { 761 sc->s_dled.busy = 0; 762 sc->s_dled.sc = sc; 763 sc->s_dled.type = ACPI_ASUS_LED_DLED; 764 sc->s_dled.cdev = 765 led_create((led_t *)acpi_asus_led, &sc->s_dled, "dled"); 766 } 767 768 if (sc->model->gled_set) { 769 sc->s_gled.busy = 0; 770 sc->s_gled.sc = sc; 771 sc->s_gled.type = ACPI_ASUS_LED_GLED; 772 sc->s_gled.cdev = 773 led_create((led_t *)acpi_asus_led, &sc->s_gled, "gled"); 774 } 775 776 if (sc->model->mled_set) { 777 sc->s_mled.busy = 0; 778 sc->s_mled.sc = sc; 779 sc->s_mled.type = ACPI_ASUS_LED_MLED; 780 sc->s_mled.cdev = 781 led_create((led_t *)acpi_asus_led, &sc->s_mled, "mled"); 782 } 783 784 if (sc->model->tled_set) { 785 sc->s_tled.busy = 0; 786 sc->s_tled.sc = sc; 787 sc->s_tled.type = ACPI_ASUS_LED_TLED; 788 sc->s_tled.cdev = 789 led_create_state((led_t *)acpi_asus_led, &sc->s_tled, 790 "tled", 1); 791 } 792 793 if (sc->model->wled_set) { 794 sc->s_wled.busy = 0; 795 sc->s_wled.sc = sc; 796 sc->s_wled.type = ACPI_ASUS_LED_WLED; 797 sc->s_wled.cdev = 798 led_create_state((led_t *)acpi_asus_led, &sc->s_wled, 799 "wled", 1); 800 } 801 802 /* Activate hotkeys */ 803 AcpiEvaluateObject(sc->handle, "BSTS", NULL, NULL); 804 805 /* Handle notifies */ 806 if (sc->model->n_func == NULL) 807 sc->model->n_func = acpi_asus_notify; 808 809 AcpiInstallNotifyHandler(sc->handle, ACPI_SYSTEM_NOTIFY, 810 sc->model->n_func, dev); 811 812 /* Find and hook the 'LCDD' object */ 813 if (sc->model->lcdd != NULL && sc->model->lcdd_n_func != NULL) { 814 ACPI_STATUS res; 815 816 sc->lcdd_handle = NULL; 817 res = AcpiGetHandle((sc->model->lcdd[0] == '\\' ? 818 NULL : sc->handle), sc->model->lcdd, &(sc->lcdd_handle)); 819 if (ACPI_SUCCESS(res)) { 820 AcpiInstallNotifyHandler((sc->lcdd_handle), 821 ACPI_DEVICE_NOTIFY, sc->model->lcdd_n_func, dev); 822 } else { 823 printf("%s: unable to find LCD device '%s'\n", 824 __func__, sc->model->lcdd); 825 } 826 } 827 828 return (0); 829 } 830 831 static int 832 acpi_asus_detach(device_t dev) 833 { 834 struct acpi_asus_softc *sc; 835 836 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 837 838 sc = device_get_softc(dev); 839 840 /* Turn the lights off */ 841 if (sc->model->bled_set) 842 led_destroy(sc->s_bled.cdev); 843 844 if (sc->model->dled_set) 845 led_destroy(sc->s_dled.cdev); 846 847 if (sc->model->gled_set) 848 led_destroy(sc->s_gled.cdev); 849 850 if (sc->model->mled_set) 851 led_destroy(sc->s_mled.cdev); 852 853 if (sc->model->tled_set) 854 led_destroy(sc->s_tled.cdev); 855 856 if (sc->model->wled_set) 857 led_destroy(sc->s_wled.cdev); 858 859 /* Remove notify handler */ 860 AcpiRemoveNotifyHandler(sc->handle, ACPI_SYSTEM_NOTIFY, 861 acpi_asus_notify); 862 863 if (sc->lcdd_handle) { 864 KASSERT(sc->model->lcdd_n_func != NULL, 865 ("model->lcdd_n_func is NULL, but lcdd_handle is non-zero")); 866 AcpiRemoveNotifyHandler((sc->lcdd_handle), 867 ACPI_DEVICE_NOTIFY, sc->model->lcdd_n_func); 868 } 869 870 /* Free sysctl tree */ 871 sysctl_ctx_free(&sc->sysctl_ctx); 872 873 return (0); 874 } 875 876 static void 877 acpi_asus_led_task(struct acpi_asus_led *led, int pending __unused) 878 { 879 struct acpi_asus_softc *sc; 880 char *method; 881 int state; 882 883 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 884 885 sc = led->sc; 886 887 switch (led->type) { 888 case ACPI_ASUS_LED_BLED: 889 method = sc->model->bled_set; 890 state = led->state; 891 break; 892 case ACPI_ASUS_LED_DLED: 893 method = sc->model->dled_set; 894 state = led->state; 895 break; 896 case ACPI_ASUS_LED_GLED: 897 method = sc->model->gled_set; 898 state = led->state + 1; /* 1: off, 2: on */ 899 break; 900 case ACPI_ASUS_LED_MLED: 901 method = sc->model->mled_set; 902 state = !led->state; /* inverted */ 903 break; 904 case ACPI_ASUS_LED_TLED: 905 method = sc->model->tled_set; 906 state = led->state; 907 break; 908 case ACPI_ASUS_LED_WLED: 909 method = sc->model->wled_set; 910 state = led->state; 911 break; 912 default: 913 printf("acpi_asus_led: invalid LED type %d\n", 914 (int)led->type); 915 return; 916 } 917 918 acpi_SetInteger(sc->handle, method, state); 919 led->busy = 0; 920 } 921 922 static void 923 acpi_asus_led(struct acpi_asus_led *led, int state) 924 { 925 926 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 927 928 if (led->busy) 929 return; 930 931 led->busy = 1; 932 led->state = state; 933 934 AcpiOsExecute(OSL_NOTIFY_HANDLER, (void *)acpi_asus_led_task, led); 935 } 936 937 static int 938 acpi_asus_sysctl(SYSCTL_HANDLER_ARGS) 939 { 940 struct acpi_asus_softc *sc; 941 int arg; 942 int error = 0; 943 int function; 944 int method; 945 946 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 947 948 sc = (struct acpi_asus_softc *)oidp->oid_arg1; 949 function = oidp->oid_arg2; 950 method = acpi_asus_sysctls[function].method; 951 952 ACPI_SERIAL_BEGIN(asus); 953 arg = acpi_asus_sysctl_get(sc, method); 954 error = sysctl_handle_int(oidp, &arg, 0, req); 955 956 /* Sanity check */ 957 if (error != 0 || req->newptr == NULL) 958 goto out; 959 960 /* Update */ 961 error = acpi_asus_sysctl_set(sc, method, arg); 962 963 out: 964 ACPI_SERIAL_END(asus); 965 return (error); 966 } 967 968 static int 969 acpi_asus_sysctl_get(struct acpi_asus_softc *sc, int method) 970 { 971 int val = 0; 972 973 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 974 ACPI_SERIAL_ASSERT(asus); 975 976 switch (method) { 977 case ACPI_ASUS_METHOD_BRN: 978 val = sc->s_brn; 979 break; 980 case ACPI_ASUS_METHOD_DISP: 981 val = sc->s_disp; 982 break; 983 case ACPI_ASUS_METHOD_LCD: 984 val = sc->s_lcd; 985 break; 986 case ACPI_ASUS_METHOD_CAMERA: 987 val = sc->s_cam; 988 break; 989 case ACPI_ASUS_METHOD_CARDRD: 990 val = sc->s_crd; 991 break; 992 case ACPI_ASUS_METHOD_WLAN: 993 val = sc->s_wlan; 994 break; 995 } 996 997 return (val); 998 } 999 1000 static int 1001 acpi_asus_sysctl_set(struct acpi_asus_softc *sc, int method, int arg) 1002 { 1003 ACPI_STATUS status = AE_OK; 1004 ACPI_OBJECT_LIST acpiargs; 1005 ACPI_OBJECT acpiarg[1]; 1006 1007 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1008 ACPI_SERIAL_ASSERT(asus); 1009 1010 acpiargs.Count = 1; 1011 acpiargs.Pointer = acpiarg; 1012 acpiarg[0].Type = ACPI_TYPE_INTEGER; 1013 acpiarg[0].Integer.Value = arg; 1014 1015 switch (method) { 1016 case ACPI_ASUS_METHOD_BRN: 1017 if (arg < 0 || arg > 15) 1018 return (EINVAL); 1019 1020 if (sc->model->brn_set) 1021 status = acpi_SetInteger(sc->handle, 1022 sc->model->brn_set, arg); 1023 else { 1024 while (arg != 0) { 1025 status = AcpiEvaluateObject(sc->handle, 1026 (arg > 0) ? sc->model->brn_up : 1027 sc->model->brn_dn, NULL, NULL); 1028 (arg > 0) ? arg-- : arg++; 1029 } 1030 } 1031 1032 if (ACPI_SUCCESS(status)) 1033 sc->s_brn = arg; 1034 1035 break; 1036 case ACPI_ASUS_METHOD_DISP: 1037 if (arg < 0 || arg > 7) 1038 return (EINVAL); 1039 1040 status = acpi_SetInteger(sc->handle, 1041 sc->model->disp_set, arg); 1042 1043 if (ACPI_SUCCESS(status)) 1044 sc->s_disp = arg; 1045 1046 break; 1047 case ACPI_ASUS_METHOD_LCD: 1048 if (arg < 0 || arg > 1) 1049 return (EINVAL); 1050 1051 if (strncmp(sc->model->name, "L3H", 3) != 0) 1052 status = AcpiEvaluateObject(sc->handle, 1053 sc->model->lcd_set, NULL, NULL); 1054 else 1055 status = acpi_SetInteger(sc->handle, 1056 sc->model->lcd_set, 0x7); 1057 1058 if (ACPI_SUCCESS(status)) 1059 sc->s_lcd = arg; 1060 1061 break; 1062 case ACPI_ASUS_METHOD_CAMERA: 1063 if (arg < 0 || arg > 1) 1064 return (EINVAL); 1065 1066 status = AcpiEvaluateObject(sc->handle, 1067 sc->model->cam_set, &acpiargs, NULL); 1068 1069 if (ACPI_SUCCESS(status)) 1070 sc->s_cam = arg; 1071 break; 1072 case ACPI_ASUS_METHOD_CARDRD: 1073 if (arg < 0 || arg > 1) 1074 return (EINVAL); 1075 1076 status = AcpiEvaluateObject(sc->handle, 1077 sc->model->crd_set, &acpiargs, NULL); 1078 1079 if (ACPI_SUCCESS(status)) 1080 sc->s_crd = arg; 1081 break; 1082 case ACPI_ASUS_METHOD_WLAN: 1083 if (arg < 0 || arg > 1) 1084 return (EINVAL); 1085 1086 status = AcpiEvaluateObject(sc->handle, 1087 sc->model->wlan_set, &acpiargs, NULL); 1088 1089 if (ACPI_SUCCESS(status)) 1090 sc->s_wlan = arg; 1091 break; 1092 } 1093 1094 return (0); 1095 } 1096 1097 static int 1098 acpi_asus_sysctl_init(struct acpi_asus_softc *sc, int method) 1099 { 1100 ACPI_STATUS status; 1101 1102 switch (method) { 1103 case ACPI_ASUS_METHOD_BRN: 1104 if (sc->model->brn_get) { 1105 /* GPLV/SPLV models */ 1106 status = acpi_GetInteger(sc->handle, 1107 sc->model->brn_get, &sc->s_brn); 1108 if (ACPI_SUCCESS(status)) 1109 return (TRUE); 1110 } else if (sc->model->brn_up) { 1111 /* Relative models */ 1112 status = AcpiEvaluateObject(sc->handle, 1113 sc->model->brn_up, NULL, NULL); 1114 if (ACPI_FAILURE(status)) 1115 return (FALSE); 1116 1117 status = AcpiEvaluateObject(sc->handle, 1118 sc->model->brn_dn, NULL, NULL); 1119 if (ACPI_FAILURE(status)) 1120 return (FALSE); 1121 1122 return (TRUE); 1123 } 1124 return (FALSE); 1125 case ACPI_ASUS_METHOD_DISP: 1126 if (sc->model->disp_get) { 1127 status = acpi_GetInteger(sc->handle, 1128 sc->model->disp_get, &sc->s_disp); 1129 if (ACPI_SUCCESS(status)) 1130 return (TRUE); 1131 } 1132 return (FALSE); 1133 case ACPI_ASUS_METHOD_LCD: 1134 if (sc->model->lcd_get) { 1135 if (strncmp(sc->model->name, "L3H", 3) == 0) { 1136 ACPI_BUFFER Buf; 1137 ACPI_OBJECT Arg[2], Obj; 1138 ACPI_OBJECT_LIST Args; 1139 1140 /* L3H is a bit special */ 1141 Arg[0].Type = ACPI_TYPE_INTEGER; 1142 Arg[0].Integer.Value = 0x02; 1143 Arg[1].Type = ACPI_TYPE_INTEGER; 1144 Arg[1].Integer.Value = 0x03; 1145 1146 Args.Count = 2; 1147 Args.Pointer = Arg; 1148 1149 Buf.Length = sizeof(Obj); 1150 Buf.Pointer = &Obj; 1151 1152 status = AcpiEvaluateObject(sc->handle, 1153 sc->model->lcd_get, &Args, &Buf); 1154 if (ACPI_SUCCESS(status) && 1155 Obj.Type == ACPI_TYPE_INTEGER) { 1156 sc->s_lcd = Obj.Integer.Value >> 8; 1157 return (TRUE); 1158 } 1159 } else { 1160 status = acpi_GetInteger(sc->handle, 1161 sc->model->lcd_get, &sc->s_lcd); 1162 if (ACPI_SUCCESS(status)) 1163 return (TRUE); 1164 } 1165 } 1166 return (FALSE); 1167 case ACPI_ASUS_METHOD_CAMERA: 1168 if (sc->model->cam_get) { 1169 status = acpi_GetInteger(sc->handle, 1170 sc->model->cam_get, &sc->s_cam); 1171 if (ACPI_SUCCESS(status)) 1172 return (TRUE); 1173 } 1174 return (FALSE); 1175 case ACPI_ASUS_METHOD_CARDRD: 1176 if (sc->model->crd_get) { 1177 status = acpi_GetInteger(sc->handle, 1178 sc->model->crd_get, &sc->s_crd); 1179 if (ACPI_SUCCESS(status)) 1180 return (TRUE); 1181 } 1182 return (FALSE); 1183 case ACPI_ASUS_METHOD_WLAN: 1184 if (sc->model->wlan_get) { 1185 status = acpi_GetInteger(sc->handle, 1186 sc->model->wlan_get, &sc->s_wlan); 1187 if (ACPI_SUCCESS(status)) 1188 return (TRUE); 1189 } 1190 return (FALSE); 1191 } 1192 return (FALSE); 1193 } 1194 1195 static void 1196 acpi_asus_notify(ACPI_HANDLE h, UINT32 notify, void *context) 1197 { 1198 struct acpi_asus_softc *sc; 1199 struct acpi_softc *acpi_sc; 1200 1201 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1202 1203 sc = device_get_softc((device_t)context); 1204 acpi_sc = acpi_device_get_parent_softc(sc->dev); 1205 1206 ACPI_SERIAL_BEGIN(asus); 1207 if ((notify & ~0x10) <= 15) { 1208 sc->s_brn = notify & ~0x10; 1209 ACPI_VPRINT(sc->dev, acpi_sc, "Brightness increased\n"); 1210 } else if ((notify & ~0x20) <= 15) { 1211 sc->s_brn = notify & ~0x20; 1212 ACPI_VPRINT(sc->dev, acpi_sc, "Brightness decreased\n"); 1213 } else if (notify == 0x33) { 1214 sc->s_lcd = 1; 1215 ACPI_VPRINT(sc->dev, acpi_sc, "LCD turned on\n"); 1216 } else if (notify == 0x34) { 1217 sc->s_lcd = 0; 1218 ACPI_VPRINT(sc->dev, acpi_sc, "LCD turned off\n"); 1219 } else if (notify == 0x86) { 1220 acpi_asus_sysctl_set(sc, ACPI_ASUS_METHOD_BRN, sc->s_brn-1); 1221 ACPI_VPRINT(sc->dev, acpi_sc, "Brightness decreased\n"); 1222 } else if (notify == 0x87) { 1223 acpi_asus_sysctl_set(sc, ACPI_ASUS_METHOD_BRN, sc->s_brn+1); 1224 ACPI_VPRINT(sc->dev, acpi_sc, "Brightness increased\n"); 1225 } else { 1226 /* Notify devd(8) */ 1227 acpi_UserNotify("ASUS", h, notify); 1228 } 1229 ACPI_SERIAL_END(asus); 1230 } 1231 1232 static void 1233 acpi_asus_lcdd_notify(ACPI_HANDLE h, UINT32 notify, void *context) 1234 { 1235 struct acpi_asus_softc *sc; 1236 struct acpi_softc *acpi_sc; 1237 1238 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1239 1240 sc = device_get_softc((device_t)context); 1241 acpi_sc = acpi_device_get_parent_softc(sc->dev); 1242 1243 ACPI_SERIAL_BEGIN(asus); 1244 switch (notify) { 1245 case 0x87: 1246 acpi_asus_sysctl_set(sc, ACPI_ASUS_METHOD_BRN, sc->s_brn-1); 1247 ACPI_VPRINT(sc->dev, acpi_sc, "Brightness decreased\n"); 1248 break; 1249 case 0x86: 1250 acpi_asus_sysctl_set(sc, ACPI_ASUS_METHOD_BRN, sc->s_brn+1); 1251 ACPI_VPRINT(sc->dev, acpi_sc, "Brightness increased\n"); 1252 break; 1253 } 1254 ACPI_SERIAL_END(asus); 1255 } 1256 1257 static void 1258 acpi_asus_eeepc_notify(ACPI_HANDLE h, UINT32 notify, void *context) 1259 { 1260 struct acpi_asus_softc *sc; 1261 struct acpi_softc *acpi_sc; 1262 1263 ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1264 1265 sc = device_get_softc((device_t)context); 1266 acpi_sc = acpi_device_get_parent_softc(sc->dev); 1267 1268 ACPI_SERIAL_BEGIN(asus); 1269 if ((notify & ~0x20) <= 15) { 1270 sc->s_brn = notify & ~0x20; 1271 ACPI_VPRINT(sc->dev, acpi_sc, 1272 "Brightness increased/decreased\n"); 1273 } else { 1274 /* Notify devd(8) */ 1275 acpi_UserNotify("ASUS-Eee", h, notify); 1276 } 1277 ACPI_SERIAL_END(asus); 1278 }
Cache object: db362b4a9cab9daf0458b02d55d33630
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