acpi_ibm.c revision 273773
1138627Stakawata/*- 2138627Stakawata * Copyright (c) 2004 Takanori Watanabe 3147196Smarkus * Copyright (c) 2005 Markus Brueffer <markus@FreeBSD.org> 4138627Stakawata * All rights reserved. 5138627Stakawata * 6138627Stakawata * Redistribution and use in source and binary forms, with or without 7138627Stakawata * modification, are permitted provided that the following conditions 8138627Stakawata * are met: 9138627Stakawata * 1. Redistributions of source code must retain the above copyright 10138627Stakawata * notice, this list of conditions and the following disclaimer. 11138627Stakawata * 2. Redistributions in binary form must reproduce the above copyright 12138627Stakawata * notice, this list of conditions and the following disclaimer in the 13138627Stakawata * documentation and/or other materials provided with the distribution. 14138627Stakawata * 15138627Stakawata * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16138627Stakawata * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17138627Stakawata * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18138627Stakawata * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19138627Stakawata * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20138627Stakawata * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21138627Stakawata * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22138627Stakawata * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23138627Stakawata * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24138627Stakawata * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25138627Stakawata * SUCH DAMAGE. 26138627Stakawata */ 27138627Stakawata 28143002Sobrien#include <sys/cdefs.h> 29143002Sobrien__FBSDID("$FreeBSD: head/sys/dev/acpi_support/acpi_ibm.c 273773 2014-10-28 12:00:39Z hselasky $"); 30143002Sobrien 31147196Smarkus/* 32147196Smarkus * Driver for extra ACPI-controlled gadgets found on IBM ThinkPad laptops. 33147196Smarkus * Inspired by the ibm-acpi and tpb projects which implement these features 34147196Smarkus * on Linux. 35147196Smarkus * 36147196Smarkus * acpi-ibm: <http://ibm-acpi.sourceforge.net/> 37147196Smarkus * tpb: <http://www.nongnu.org/tpb/> 38147196Smarkus */ 39147196Smarkus 40138627Stakawata#include "opt_acpi.h" 41138627Stakawata#include <sys/param.h> 42138627Stakawata#include <sys/kernel.h> 43138627Stakawata#include <sys/bus.h> 44138627Stakawata#include <machine/cpufunc.h> 45193530Sjkim 46193530Sjkim#include <contrib/dev/acpica/include/acpi.h> 47193530Sjkim#include <contrib/dev/acpica/include/accommon.h> 48193530Sjkim 49138627Stakawata#include "acpi_if.h" 50138627Stakawata#include <sys/module.h> 51138627Stakawata#include <dev/acpica/acpivar.h> 52147196Smarkus#include <dev/led/led.h> 53237493Siwasaki#include <sys/power.h> 54237493Siwasaki#include <sys/sbuf.h> 55138627Stakawata#include <sys/sysctl.h> 56178193Sphk#include <isa/rtc.h> 57138627Stakawata 58138825Snjl#define _COMPONENT ACPI_OEM 59138774SscottlACPI_MODULE_NAME("IBM") 60138774Sscottl 61147196Smarkus/* Internal methods */ 62147196Smarkus#define ACPI_IBM_METHOD_EVENTS 1 63147196Smarkus#define ACPI_IBM_METHOD_EVENTMASK 2 64147196Smarkus#define ACPI_IBM_METHOD_HOTKEY 3 65147196Smarkus#define ACPI_IBM_METHOD_BRIGHTNESS 4 66147196Smarkus#define ACPI_IBM_METHOD_VOLUME 5 67147196Smarkus#define ACPI_IBM_METHOD_MUTE 6 68147196Smarkus#define ACPI_IBM_METHOD_THINKLIGHT 7 69147196Smarkus#define ACPI_IBM_METHOD_BLUETOOTH 8 70147196Smarkus#define ACPI_IBM_METHOD_WLAN 9 71147196Smarkus#define ACPI_IBM_METHOD_FANSPEED 10 72154326Smarkus#define ACPI_IBM_METHOD_FANLEVEL 11 73154326Smarkus#define ACPI_IBM_METHOD_FANSTATUS 12 74154326Smarkus#define ACPI_IBM_METHOD_THERMAL 13 75237493Siwasaki#define ACPI_IBM_METHOD_HANDLEREVENTS 14 76138627Stakawata 77147196Smarkus/* Hotkeys/Buttons */ 78147196Smarkus#define IBM_RTC_HOTKEY1 0x64 79147196Smarkus#define IBM_RTC_MASK_HOME (1 << 0) 80147196Smarkus#define IBM_RTC_MASK_SEARCH (1 << 1) 81147196Smarkus#define IBM_RTC_MASK_MAIL (1 << 2) 82147196Smarkus#define IBM_RTC_MASK_WLAN (1 << 5) 83147196Smarkus#define IBM_RTC_HOTKEY2 0x65 84147196Smarkus#define IBM_RTC_MASK_THINKPAD (1 << 3) 85147196Smarkus#define IBM_RTC_MASK_ZOOM (1 << 5) 86147196Smarkus#define IBM_RTC_MASK_VIDEO (1 << 6) 87147196Smarkus#define IBM_RTC_MASK_HIBERNATE (1 << 7) 88147196Smarkus#define IBM_RTC_THINKLIGHT 0x66 89147196Smarkus#define IBM_RTC_MASK_THINKLIGHT (1 << 4) 90147196Smarkus#define IBM_RTC_SCREENEXPAND 0x67 91147196Smarkus#define IBM_RTC_MASK_SCREENEXPAND (1 << 5) 92147196Smarkus#define IBM_RTC_BRIGHTNESS 0x6c 93147196Smarkus#define IBM_RTC_MASK_BRIGHTNESS (1 << 5) 94147196Smarkus#define IBM_RTC_VOLUME 0x6e 95147196Smarkus#define IBM_RTC_MASK_VOLUME (1 << 7) 96138627Stakawata 97147196Smarkus/* Embedded Controller registers */ 98147196Smarkus#define IBM_EC_BRIGHTNESS 0x31 99147196Smarkus#define IBM_EC_MASK_BRI 0x7 100147196Smarkus#define IBM_EC_VOLUME 0x30 101147196Smarkus#define IBM_EC_MASK_VOL 0xf 102147196Smarkus#define IBM_EC_MASK_MUTE (1 << 6) 103147196Smarkus#define IBM_EC_FANSTATUS 0x2F 104154326Smarkus#define IBM_EC_MASK_FANLEVEL 0x3f 105154326Smarkus#define IBM_EC_MASK_FANDISENGAGED (1 << 6) 106147196Smarkus#define IBM_EC_MASK_FANSTATUS (1 << 7) 107147196Smarkus#define IBM_EC_FANSPEED 0x84 108147196Smarkus 109147196Smarkus/* CMOS Commands */ 110147196Smarkus#define IBM_CMOS_VOLUME_DOWN 0 111147196Smarkus#define IBM_CMOS_VOLUME_UP 1 112147196Smarkus#define IBM_CMOS_VOLUME_MUTE 2 113147196Smarkus#define IBM_CMOS_BRIGHTNESS_UP 4 114147196Smarkus#define IBM_CMOS_BRIGHTNESS_DOWN 5 115147196Smarkus 116147196Smarkus/* ACPI methods */ 117147196Smarkus#define IBM_NAME_KEYLIGHT "KBLT" 118147196Smarkus#define IBM_NAME_WLAN_BT_GET "GBDC" 119147196Smarkus#define IBM_NAME_WLAN_BT_SET "SBDC" 120147196Smarkus#define IBM_NAME_MASK_BT (1 << 1) 121147196Smarkus#define IBM_NAME_MASK_WLAN (1 << 2) 122147196Smarkus#define IBM_NAME_THERMAL_GET "TMP7" 123147196Smarkus#define IBM_NAME_THERMAL_UPDT "UPDT" 124147196Smarkus 125147196Smarkus#define IBM_NAME_EVENTS_STATUS_GET "DHKC" 126147196Smarkus#define IBM_NAME_EVENTS_MASK_GET "DHKN" 127147196Smarkus#define IBM_NAME_EVENTS_STATUS_SET "MHKC" 128147196Smarkus#define IBM_NAME_EVENTS_MASK_SET "MHKM" 129147196Smarkus#define IBM_NAME_EVENTS_GET "MHKP" 130147196Smarkus#define IBM_NAME_EVENTS_AVAILMASK "MHKA" 131147196Smarkus 132237493Siwasaki/* Event Code */ 133237493Siwasaki#define IBM_EVENT_LCD_BACKLIGHT 0x03 134237493Siwasaki#define IBM_EVENT_SUSPEND_TO_RAM 0x04 135237493Siwasaki#define IBM_EVENT_BLUETOOTH 0x05 136237493Siwasaki#define IBM_EVENT_SCREEN_EXPAND 0x07 137237493Siwasaki#define IBM_EVENT_SUSPEND_TO_DISK 0x0c 138237493Siwasaki#define IBM_EVENT_BRIGHTNESS_UP 0x10 139237493Siwasaki#define IBM_EVENT_BRIGHTNESS_DOWN 0x11 140237493Siwasaki#define IBM_EVENT_THINKLIGHT 0x12 141237493Siwasaki#define IBM_EVENT_ZOOM 0x14 142237493Siwasaki#define IBM_EVENT_VOLUME_UP 0x15 143237493Siwasaki#define IBM_EVENT_VOLUME_DOWN 0x16 144237493Siwasaki#define IBM_EVENT_MUTE 0x17 145237493Siwasaki#define IBM_EVENT_ACCESS_IBM_BUTTON 0x18 146237493Siwasaki 147147196Smarkus#define ABS(x) (((x) < 0)? -(x) : (x)) 148147196Smarkus 149138627Stakawatastruct acpi_ibm_softc { 150147196Smarkus device_t dev; 151147196Smarkus ACPI_HANDLE handle; 152147196Smarkus 153147196Smarkus /* Embedded controller */ 154147196Smarkus device_t ec_dev; 155147196Smarkus ACPI_HANDLE ec_handle; 156147196Smarkus 157147196Smarkus /* CMOS */ 158147196Smarkus ACPI_HANDLE cmos_handle; 159147196Smarkus 160147196Smarkus /* Fan status */ 161147196Smarkus ACPI_HANDLE fan_handle; 162147196Smarkus int fan_levels; 163147196Smarkus 164147196Smarkus /* Keylight commands and states */ 165147196Smarkus ACPI_HANDLE light_handle; 166147196Smarkus int light_cmd_on; 167147196Smarkus int light_cmd_off; 168147196Smarkus int light_val; 169147196Smarkus int light_get_supported; 170147196Smarkus int light_set_supported; 171148710Smarkus 172148710Smarkus /* led(4) interface */ 173147196Smarkus struct cdev *led_dev; 174148710Smarkus int led_busy; 175148710Smarkus int led_state; 176147196Smarkus 177147196Smarkus int wlan_bt_flags; 178147196Smarkus int thermal_updt_supported; 179147196Smarkus 180147196Smarkus unsigned int events_availmask; 181147196Smarkus unsigned int events_initialmask; 182147196Smarkus int events_mask_supported; 183147196Smarkus int events_enable; 184147196Smarkus 185237493Siwasaki unsigned int handler_events; 186237493Siwasaki 187147196Smarkus struct sysctl_ctx_list *sysctl_ctx; 188147196Smarkus struct sysctl_oid *sysctl_tree; 189138627Stakawata}; 190138627Stakawata 191147196Smarkusstatic struct { 192147196Smarkus char *name; 193147196Smarkus int method; 194147196Smarkus char *description; 195273377Shselasky int flag_rdonly; 196147196Smarkus} acpi_ibm_sysctls[] = { 197147196Smarkus { 198147196Smarkus .name = "events", 199147196Smarkus .method = ACPI_IBM_METHOD_EVENTS, 200147196Smarkus .description = "ACPI events enable", 201147196Smarkus }, 202147196Smarkus { 203147196Smarkus .name = "eventmask", 204147196Smarkus .method = ACPI_IBM_METHOD_EVENTMASK, 205147196Smarkus .description = "ACPI eventmask", 206147196Smarkus }, 207147196Smarkus { 208147196Smarkus .name = "hotkey", 209147196Smarkus .method = ACPI_IBM_METHOD_HOTKEY, 210147196Smarkus .description = "Key Status", 211273377Shselasky .flag_rdonly = 1 212147196Smarkus }, 213147196Smarkus { 214147196Smarkus .name = "lcd_brightness", 215147196Smarkus .method = ACPI_IBM_METHOD_BRIGHTNESS, 216147196Smarkus .description = "LCD Brightness", 217147196Smarkus }, 218147196Smarkus { 219147196Smarkus .name = "volume", 220147196Smarkus .method = ACPI_IBM_METHOD_VOLUME, 221147196Smarkus .description = "Volume", 222147196Smarkus }, 223147196Smarkus { 224147196Smarkus .name = "mute", 225147196Smarkus .method = ACPI_IBM_METHOD_MUTE, 226147196Smarkus .description = "Mute", 227147196Smarkus }, 228147196Smarkus { 229147196Smarkus .name = "thinklight", 230147196Smarkus .method = ACPI_IBM_METHOD_THINKLIGHT, 231147196Smarkus .description = "Thinklight enable", 232147196Smarkus }, 233147196Smarkus { 234147196Smarkus .name = "bluetooth", 235147196Smarkus .method = ACPI_IBM_METHOD_BLUETOOTH, 236147196Smarkus .description = "Bluetooth enable", 237147196Smarkus }, 238147196Smarkus { 239147196Smarkus .name = "wlan", 240147196Smarkus .method = ACPI_IBM_METHOD_WLAN, 241147196Smarkus .description = "WLAN enable", 242273377Shselasky .flag_rdonly = 1 243147196Smarkus }, 244147196Smarkus { 245147196Smarkus .name = "fan_speed", 246147196Smarkus .method = ACPI_IBM_METHOD_FANSPEED, 247147196Smarkus .description = "Fan speed", 248273377Shselasky .flag_rdonly = 1 249147196Smarkus }, 250147196Smarkus { 251154326Smarkus .name = "fan_level", 252154326Smarkus .method = ACPI_IBM_METHOD_FANLEVEL, 253154326Smarkus .description = "Fan level", 254154326Smarkus }, 255154326Smarkus { 256147196Smarkus .name = "fan", 257147196Smarkus .method = ACPI_IBM_METHOD_FANSTATUS, 258147196Smarkus .description = "Fan enable", 259147196Smarkus }, 260147196Smarkus 261147196Smarkus { NULL, 0, NULL, 0 } 262147196Smarkus}; 263147196Smarkus 264147196SmarkusACPI_SERIAL_DECL(ibm, "ACPI IBM extras"); 265147196Smarkus 266138627Stakawatastatic int acpi_ibm_probe(device_t dev); 267138627Stakawatastatic int acpi_ibm_attach(device_t dev); 268138627Stakawatastatic int acpi_ibm_detach(device_t dev); 269201605Siwasakistatic int acpi_ibm_resume(device_t dev); 270138627Stakawata 271148710Smarkusstatic void ibm_led(void *softc, int onoff); 272148710Smarkusstatic void ibm_led_task(struct acpi_ibm_softc *sc, int pending __unused); 273148710Smarkus 274147196Smarkusstatic int acpi_ibm_sysctl(SYSCTL_HANDLER_ARGS); 275147196Smarkusstatic int acpi_ibm_sysctl_init(struct acpi_ibm_softc *sc, int method); 276147196Smarkusstatic int acpi_ibm_sysctl_get(struct acpi_ibm_softc *sc, int method); 277147196Smarkusstatic int acpi_ibm_sysctl_set(struct acpi_ibm_softc *sc, int method, int val); 278147196Smarkus 279147196Smarkusstatic int acpi_ibm_eventmask_set(struct acpi_ibm_softc *sc, int val); 280147196Smarkusstatic int acpi_ibm_thermal_sysctl(SYSCTL_HANDLER_ARGS); 281237493Siwasakistatic int acpi_ibm_handlerevents_sysctl(SYSCTL_HANDLER_ARGS); 282147196Smarkusstatic void acpi_ibm_notify(ACPI_HANDLE h, UINT32 notify, void *context); 283147196Smarkus 284237493Siwasakistatic int acpi_ibm_brightness_set(struct acpi_ibm_softc *sc, int arg); 285237493Siwasakistatic int acpi_ibm_bluetooth_set(struct acpi_ibm_softc *sc, int arg); 286237493Siwasakistatic int acpi_ibm_thinklight_set(struct acpi_ibm_softc *sc, int arg); 287237493Siwasakistatic int acpi_ibm_volume_set(struct acpi_ibm_softc *sc, int arg); 288237493Siwasakistatic int acpi_ibm_mute_set(struct acpi_ibm_softc *sc, int arg); 289237493Siwasaki 290138627Stakawatastatic device_method_t acpi_ibm_methods[] = { 291138627Stakawata /* Device interface */ 292138627Stakawata DEVMETHOD(device_probe, acpi_ibm_probe), 293138627Stakawata DEVMETHOD(device_attach, acpi_ibm_attach), 294138627Stakawata DEVMETHOD(device_detach, acpi_ibm_detach), 295201605Siwasaki DEVMETHOD(device_resume, acpi_ibm_resume), 296138627Stakawata 297246128Ssbz DEVMETHOD_END 298138627Stakawata}; 299138627Stakawata 300138627Stakawatastatic driver_t acpi_ibm_driver = { 301138627Stakawata "acpi_ibm", 302138627Stakawata acpi_ibm_methods, 303138627Stakawata sizeof(struct acpi_ibm_softc), 304138627Stakawata}; 305138627Stakawata 306138627Stakawatastatic devclass_t acpi_ibm_devclass; 307138627Stakawata 308138627StakawataDRIVER_MODULE(acpi_ibm, acpi, acpi_ibm_driver, acpi_ibm_devclass, 309138627Stakawata 0, 0); 310138627StakawataMODULE_DEPEND(acpi_ibm, acpi, 1, 1, 1); 311242305Sbaptstatic char *ibm_ids[] = {"IBM0068", "LEN0068", NULL}; 312138627Stakawata 313147196Smarkusstatic void 314147196Smarkusibm_led(void *softc, int onoff) 315147196Smarkus{ 316148710Smarkus struct acpi_ibm_softc* sc = (struct acpi_ibm_softc*) softc; 317148710Smarkus 318148710Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 319148710Smarkus 320148710Smarkus if (sc->led_busy) 321148710Smarkus return; 322148710Smarkus 323148710Smarkus sc->led_busy = 1; 324148710Smarkus sc->led_state = onoff; 325148710Smarkus 326167814Sjkim AcpiOsExecute(OSL_NOTIFY_HANDLER, (void *)ibm_led_task, sc); 327148710Smarkus} 328148710Smarkus 329148710Smarkusstatic void 330148710Smarkusibm_led_task(struct acpi_ibm_softc *sc, int pending __unused) 331148710Smarkus{ 332148710Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 333148710Smarkus 334147196Smarkus ACPI_SERIAL_BEGIN(ibm); 335148710Smarkus acpi_ibm_sysctl_set(sc, ACPI_IBM_METHOD_THINKLIGHT, sc->led_state); 336147196Smarkus ACPI_SERIAL_END(ibm); 337148710Smarkus 338148710Smarkus sc->led_busy = 0; 339147196Smarkus} 340147196Smarkus 341138627Stakawatastatic int 342138627Stakawataacpi_ibm_probe(device_t dev) 343138627Stakawata{ 344147196Smarkus if (acpi_disabled("ibm") || 345147196Smarkus ACPI_ID_PROBE(device_get_parent(dev), dev, ibm_ids) == NULL || 346147196Smarkus device_get_unit(dev) != 0) 347147196Smarkus return (ENXIO); 348138627Stakawata 349147196Smarkus device_set_desc(dev, "IBM ThinkPad ACPI Extras"); 350138627Stakawata 351147196Smarkus return (0); 352138627Stakawata} 353138627Stakawata 354138627Stakawatastatic int 355147196Smarkusacpi_ibm_attach(device_t dev) 356138627Stakawata{ 357147196Smarkus struct acpi_ibm_softc *sc; 358147196Smarkus devclass_t ec_devclass; 359138627Stakawata 360138627Stakawata ACPI_FUNCTION_TRACE((char *)(uintptr_t) __func__); 361138627Stakawata 362138627Stakawata sc = device_get_softc(dev); 363147196Smarkus sc->dev = dev; 364147196Smarkus sc->handle = acpi_get_handle(dev); 365147196Smarkus 366147196Smarkus /* Look for the first embedded controller */ 367147196Smarkus if (!(ec_devclass = devclass_find ("acpi_ec"))) { 368147196Smarkus if (bootverbose) 369147196Smarkus device_printf(dev, "Couldn't find acpi_ec devclass\n"); 370147196Smarkus return (EINVAL); 371138627Stakawata } 372147196Smarkus if (!(sc->ec_dev = devclass_get_device(ec_devclass, 0))) { 373147196Smarkus if (bootverbose) 374147196Smarkus device_printf(dev, "Couldn't find acpi_ec device\n"); 375147196Smarkus return (EINVAL); 376147196Smarkus } 377147196Smarkus sc->ec_handle = acpi_get_handle(sc->ec_dev); 378138627Stakawata 379147196Smarkus /* Get the sysctl tree */ 380147196Smarkus sc->sysctl_ctx = device_get_sysctl_ctx(dev); 381147196Smarkus sc->sysctl_tree = device_get_sysctl_tree(dev); 382138627Stakawata 383147196Smarkus /* Look for event mask and hook up the nodes */ 384147196Smarkus sc->events_mask_supported = ACPI_SUCCESS(acpi_GetInteger(sc->handle, 385147196Smarkus IBM_NAME_EVENTS_MASK_GET, &sc->events_initialmask)); 386138627Stakawata 387147196Smarkus if (sc->events_mask_supported) { 388217323Smdf SYSCTL_ADD_UINT(sc->sysctl_ctx, 389147196Smarkus SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 390147196Smarkus "initialmask", CTLFLAG_RD, 391147196Smarkus &sc->events_initialmask, 0, "Initial eventmask"); 392138627Stakawata 393147196Smarkus /* The availmask is the bitmask of supported events */ 394147196Smarkus if (ACPI_FAILURE(acpi_GetInteger(sc->handle, 395147196Smarkus IBM_NAME_EVENTS_AVAILMASK, &sc->events_availmask))) 396147196Smarkus sc->events_availmask = 0xffffffff; 397138627Stakawata 398217323Smdf SYSCTL_ADD_UINT(sc->sysctl_ctx, 399147196Smarkus SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 400147196Smarkus "availmask", CTLFLAG_RD, 401147196Smarkus &sc->events_availmask, 0, "Mask of supported events"); 402147196Smarkus } 403138627Stakawata 404147196Smarkus /* Hook up proc nodes */ 405147196Smarkus for (int i = 0; acpi_ibm_sysctls[i].name != NULL; i++) { 406147196Smarkus if (!acpi_ibm_sysctl_init(sc, acpi_ibm_sysctls[i].method)) 407147196Smarkus continue; 408147196Smarkus 409273377Shselasky if (acpi_ibm_sysctls[i].flag_rdonly != 0) { 410273377Shselasky SYSCTL_ADD_PROC(sc->sysctl_ctx, 411273377Shselasky SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 412273377Shselasky acpi_ibm_sysctls[i].name, CTLTYPE_INT | CTLFLAG_RD, 413273377Shselasky sc, i, acpi_ibm_sysctl, "I", 414273377Shselasky acpi_ibm_sysctls[i].description); 415273377Shselasky } else { 416273377Shselasky SYSCTL_ADD_PROC(sc->sysctl_ctx, 417273377Shselasky SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 418273377Shselasky acpi_ibm_sysctls[i].name, CTLTYPE_INT | CTLFLAG_RW, 419273377Shselasky sc, i, acpi_ibm_sysctl, "I", 420273377Shselasky acpi_ibm_sysctls[i].description); 421273377Shselasky } 422138627Stakawata } 423147196Smarkus 424147196Smarkus /* Hook up thermal node */ 425147196Smarkus if (acpi_ibm_sysctl_init(sc, ACPI_IBM_METHOD_THERMAL)) { 426147196Smarkus SYSCTL_ADD_PROC(sc->sysctl_ctx, 427147196Smarkus SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 428217566Smdf "thermal", CTLTYPE_INT | CTLFLAG_RD, 429147196Smarkus sc, 0, acpi_ibm_thermal_sysctl, "I", 430147196Smarkus "Thermal zones"); 431147196Smarkus } 432147196Smarkus 433237493Siwasaki /* Hook up handlerevents node */ 434237493Siwasaki if (acpi_ibm_sysctl_init(sc, ACPI_IBM_METHOD_HANDLEREVENTS)) { 435237493Siwasaki SYSCTL_ADD_PROC(sc->sysctl_ctx, 436237493Siwasaki SYSCTL_CHILDREN(sc->sysctl_tree), OID_AUTO, 437237493Siwasaki "handlerevents", CTLTYPE_STRING | CTLFLAG_RW, 438237493Siwasaki sc, 0, acpi_ibm_handlerevents_sysctl, "I", 439237493Siwasaki "devd(8) events handled by acpi_ibm"); 440237493Siwasaki } 441237493Siwasaki 442147196Smarkus /* Handle notifies */ 443147196Smarkus AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY, 444147196Smarkus acpi_ibm_notify, dev); 445147196Smarkus 446147196Smarkus /* Hook up light to led(4) */ 447147246Smarkus if (sc->light_set_supported) 448169031Smarkus sc->led_dev = led_create_state(ibm_led, sc, "thinklight", sc->light_val); 449147196Smarkus 450147196Smarkus return (0); 451138627Stakawata} 452138627Stakawata 453138627Stakawatastatic int 454138627Stakawataacpi_ibm_detach(device_t dev) 455138627Stakawata{ 456138774Sscottl ACPI_FUNCTION_TRACE((char *)(uintptr_t) __func__); 457138774Sscottl 458138627Stakawata struct acpi_ibm_softc *sc = device_get_softc(dev); 459138627Stakawata 460147196Smarkus /* Disable events and restore eventmask */ 461147196Smarkus ACPI_SERIAL_BEGIN(ibm); 462147196Smarkus acpi_ibm_sysctl_set(sc, ACPI_IBM_METHOD_EVENTS, 0); 463147196Smarkus acpi_ibm_sysctl_set(sc, ACPI_IBM_METHOD_EVENTMASK, sc->events_initialmask); 464147196Smarkus ACPI_SERIAL_END(ibm); 465147196Smarkus 466147196Smarkus AcpiRemoveNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY, acpi_ibm_notify); 467147196Smarkus 468147246Smarkus if (sc->led_dev != NULL) 469147246Smarkus led_destroy(sc->led_dev); 470147246Smarkus 471147196Smarkus return (0); 472138627Stakawata} 473147196Smarkus 474138627Stakawatastatic int 475201605Siwasakiacpi_ibm_resume(device_t dev) 476201605Siwasaki{ 477201605Siwasaki struct acpi_ibm_softc *sc = device_get_softc(dev); 478201605Siwasaki 479201605Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t) __func__); 480201605Siwasaki 481201605Siwasaki ACPI_SERIAL_BEGIN(ibm); 482201605Siwasaki for (int i = 0; acpi_ibm_sysctls[i].name != NULL; i++) { 483201605Siwasaki int val; 484201605Siwasaki 485201605Siwasaki val = acpi_ibm_sysctl_get(sc, i); 486201605Siwasaki 487273377Shselasky if (acpi_ibm_sysctls[i].flag_rdonly != 0) 488201605Siwasaki continue; 489201605Siwasaki 490201605Siwasaki acpi_ibm_sysctl_set(sc, i, val); 491201605Siwasaki } 492201605Siwasaki ACPI_SERIAL_END(ibm); 493201605Siwasaki 494201605Siwasaki return (0); 495201605Siwasaki} 496201605Siwasaki 497201605Siwasakistatic int 498147196Smarkusacpi_ibm_eventmask_set(struct acpi_ibm_softc *sc, int val) 499138627Stakawata{ 500147196Smarkus ACPI_OBJECT arg[2]; 501147196Smarkus ACPI_OBJECT_LIST args; 502147196Smarkus ACPI_STATUS status; 503147196Smarkus 504147196Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 505147196Smarkus ACPI_SERIAL_ASSERT(ibm); 506147196Smarkus 507147196Smarkus args.Count = 2; 508147196Smarkus args.Pointer = arg; 509147196Smarkus arg[0].Type = ACPI_TYPE_INTEGER; 510147196Smarkus arg[1].Type = ACPI_TYPE_INTEGER; 511147196Smarkus 512147196Smarkus for (int i = 0; i < 32; ++i) { 513147196Smarkus arg[0].Integer.Value = i+1; 514147196Smarkus arg[1].Integer.Value = (((1 << i) & val) != 0); 515147196Smarkus status = AcpiEvaluateObject(sc->handle, 516147196Smarkus IBM_NAME_EVENTS_MASK_SET, &args, NULL); 517147196Smarkus 518147196Smarkus if (ACPI_FAILURE(status)) 519147196Smarkus return (status); 520147196Smarkus } 521147196Smarkus 522147196Smarkus return (0); 523138627Stakawata} 524138627Stakawata 525138627Stakawatastatic int 526147196Smarkusacpi_ibm_sysctl(SYSCTL_HANDLER_ARGS) 527138627Stakawata{ 528147196Smarkus struct acpi_ibm_softc *sc; 529147196Smarkus int arg; 530147196Smarkus int error = 0; 531147196Smarkus int function; 532147196Smarkus int method; 533147196Smarkus 534147196Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 535147196Smarkus 536147196Smarkus sc = (struct acpi_ibm_softc *)oidp->oid_arg1; 537147196Smarkus function = oidp->oid_arg2; 538147196Smarkus method = acpi_ibm_sysctls[function].method; 539147196Smarkus 540147196Smarkus ACPI_SERIAL_BEGIN(ibm); 541147196Smarkus arg = acpi_ibm_sysctl_get(sc, method); 542147196Smarkus error = sysctl_handle_int(oidp, &arg, 0, req); 543147196Smarkus 544147196Smarkus /* Sanity check */ 545147196Smarkus if (error != 0 || req->newptr == NULL) 546147196Smarkus goto out; 547147196Smarkus 548147196Smarkus /* Update */ 549147196Smarkus error = acpi_ibm_sysctl_set(sc, method, arg); 550147196Smarkus 551147196Smarkusout: 552147196Smarkus ACPI_SERIAL_END(ibm); 553147196Smarkus return (error); 554138627Stakawata} 555147196Smarkus 556147196Smarkusstatic int 557147196Smarkusacpi_ibm_sysctl_get(struct acpi_ibm_softc *sc, int method) 558138627Stakawata{ 559202771Sjkim UINT64 val_ec; 560147196Smarkus int val = 0, key; 561138627Stakawata 562147196Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 563147196Smarkus ACPI_SERIAL_ASSERT(ibm); 564138627Stakawata 565147196Smarkus switch (method) { 566147196Smarkus case ACPI_IBM_METHOD_EVENTS: 567147196Smarkus acpi_GetInteger(sc->handle, IBM_NAME_EVENTS_STATUS_GET, &val); 568147196Smarkus break; 569138627Stakawata 570147196Smarkus case ACPI_IBM_METHOD_EVENTMASK: 571147196Smarkus if (sc->events_mask_supported) 572147196Smarkus acpi_GetInteger(sc->handle, IBM_NAME_EVENTS_MASK_GET, &val); 573147196Smarkus break; 574147196Smarkus 575147196Smarkus case ACPI_IBM_METHOD_HOTKEY: 576147196Smarkus /* 577147196Smarkus * Construct the hotkey as a bitmask as illustrated below. 578147196Smarkus * Note that whenever a key was pressed, the respecting bit 579147196Smarkus * toggles and nothing else changes. 580147196Smarkus * +--+--+-+-+-+-+-+-+-+-+-+-+ 581147196Smarkus * |11|10|9|8|7|6|5|4|3|2|1|0| 582147196Smarkus * +--+--+-+-+-+-+-+-+-+-+-+-+ 583147196Smarkus * | | | | | | | | | | | | 584147196Smarkus * | | | | | | | | | | | +- Home Button 585147196Smarkus * | | | | | | | | | | +--- Search Button 586147196Smarkus * | | | | | | | | | +----- Mail Button 587147196Smarkus * | | | | | | | | +------- Thinkpad Button 588147196Smarkus * | | | | | | | +--------- Zoom (Fn + Space) 589147196Smarkus * | | | | | | +----------- WLAN Button 590147196Smarkus * | | | | | +------------- Video Button 591147196Smarkus * | | | | +--------------- Hibernate Button 592147196Smarkus * | | | +----------------- Thinklight Button 593147196Smarkus * | | +------------------- Screen expand (Fn + F8) 594147196Smarkus * | +--------------------- Brightness 595147196Smarkus * +------------------------ Volume/Mute 596147196Smarkus */ 597147196Smarkus key = rtcin(IBM_RTC_HOTKEY1); 598147196Smarkus val = (IBM_RTC_MASK_HOME | IBM_RTC_MASK_SEARCH | IBM_RTC_MASK_MAIL | IBM_RTC_MASK_WLAN) & key; 599147196Smarkus key = rtcin(IBM_RTC_HOTKEY2); 600147196Smarkus val |= (IBM_RTC_MASK_THINKPAD | IBM_RTC_MASK_VIDEO | IBM_RTC_MASK_HIBERNATE) & key; 601147196Smarkus val |= (IBM_RTC_MASK_ZOOM & key) >> 1; 602147196Smarkus key = rtcin(IBM_RTC_THINKLIGHT); 603147196Smarkus val |= (IBM_RTC_MASK_THINKLIGHT & key) << 4; 604147196Smarkus key = rtcin(IBM_RTC_SCREENEXPAND); 605147196Smarkus val |= (IBM_RTC_MASK_THINKLIGHT & key) << 4; 606147196Smarkus key = rtcin(IBM_RTC_BRIGHTNESS); 607147196Smarkus val |= (IBM_RTC_MASK_BRIGHTNESS & key) << 5; 608147196Smarkus key = rtcin(IBM_RTC_VOLUME); 609147196Smarkus val |= (IBM_RTC_MASK_VOLUME & key) << 4; 610147196Smarkus break; 611147196Smarkus 612147196Smarkus case ACPI_IBM_METHOD_BRIGHTNESS: 613147196Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_BRIGHTNESS, &val_ec, 1); 614147196Smarkus val = val_ec & IBM_EC_MASK_BRI; 615147196Smarkus break; 616147196Smarkus 617147196Smarkus case ACPI_IBM_METHOD_VOLUME: 618147196Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_VOLUME, &val_ec, 1); 619147246Smarkus val = val_ec & IBM_EC_MASK_VOL; 620147196Smarkus break; 621147196Smarkus 622147196Smarkus case ACPI_IBM_METHOD_MUTE: 623147196Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_VOLUME, &val_ec, 1); 624147196Smarkus val = ((val_ec & IBM_EC_MASK_MUTE) == IBM_EC_MASK_MUTE); 625147196Smarkus break; 626147196Smarkus 627147196Smarkus case ACPI_IBM_METHOD_THINKLIGHT: 628147196Smarkus if (sc->light_get_supported) 629147196Smarkus acpi_GetInteger(sc->ec_handle, IBM_NAME_KEYLIGHT, &val); 630147196Smarkus else 631147196Smarkus val = sc->light_val; 632147196Smarkus break; 633147196Smarkus 634147196Smarkus case ACPI_IBM_METHOD_BLUETOOTH: 635147196Smarkus acpi_GetInteger(sc->handle, IBM_NAME_WLAN_BT_GET, &val); 636147196Smarkus sc->wlan_bt_flags = val; 637147196Smarkus val = ((val & IBM_NAME_MASK_BT) != 0); 638147196Smarkus break; 639147196Smarkus 640147196Smarkus case ACPI_IBM_METHOD_WLAN: 641147196Smarkus acpi_GetInteger(sc->handle, IBM_NAME_WLAN_BT_GET, &val); 642147196Smarkus sc->wlan_bt_flags = val; 643147196Smarkus val = ((val & IBM_NAME_MASK_WLAN) != 0); 644147196Smarkus break; 645147196Smarkus 646147196Smarkus case ACPI_IBM_METHOD_FANSPEED: 647147196Smarkus if (sc->fan_handle) { 648147196Smarkus if(ACPI_FAILURE(acpi_GetInteger(sc->fan_handle, NULL, &val))) 649147196Smarkus val = -1; 650138627Stakawata } 651147196Smarkus else { 652147196Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_FANSPEED, &val_ec, 2); 653147196Smarkus val = val_ec; 654147196Smarkus } 655147196Smarkus break; 656138627Stakawata 657154326Smarkus case ACPI_IBM_METHOD_FANLEVEL: 658154326Smarkus /* 659154326Smarkus * The IBM_EC_FANSTATUS register works as follows: 660154326Smarkus * Bit 0-5 indicate the level at which the fan operates. Only 661154326Smarkus * values between 0 and 7 have an effect. Everything 662154326Smarkus * above 7 is treated the same as level 7 663154326Smarkus * Bit 6 overrides the fan speed limit if set to 1 664154326Smarkus * Bit 7 indicates at which mode the fan operates: 665154326Smarkus * manual (0) or automatic (1) 666154326Smarkus */ 667154326Smarkus if (!sc->fan_handle) { 668154326Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_FANSTATUS, &val_ec, 1); 669154326Smarkus val = val_ec & IBM_EC_MASK_FANLEVEL; 670154326Smarkus } 671154326Smarkus break; 672154326Smarkus 673147196Smarkus case ACPI_IBM_METHOD_FANSTATUS: 674147196Smarkus if (!sc->fan_handle) { 675147196Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_FANSTATUS, &val_ec, 1); 676147196Smarkus val = (val_ec & IBM_EC_MASK_FANSTATUS) == IBM_EC_MASK_FANSTATUS; 677138627Stakawata } 678147196Smarkus else 679147196Smarkus val = -1; 680147196Smarkus break; 681138627Stakawata } 682147196Smarkus 683147196Smarkus return (val); 684138627Stakawata} 685138627Stakawata 686138627Stakawatastatic int 687147196Smarkusacpi_ibm_sysctl_set(struct acpi_ibm_softc *sc, int method, int arg) 688138627Stakawata{ 689237493Siwasaki int val; 690202771Sjkim UINT64 val_ec; 691147196Smarkus ACPI_STATUS status; 692138627Stakawata 693147196Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 694147196Smarkus ACPI_SERIAL_ASSERT(ibm); 695138627Stakawata 696147196Smarkus switch (method) { 697147196Smarkus case ACPI_IBM_METHOD_EVENTS: 698147196Smarkus if (arg < 0 || arg > 1) 699147196Smarkus return (EINVAL); 700138627Stakawata 701147196Smarkus status = acpi_SetInteger(sc->handle, IBM_NAME_EVENTS_STATUS_SET, arg); 702147196Smarkus if (ACPI_FAILURE(status)) 703147196Smarkus return (status); 704147196Smarkus if (sc->events_mask_supported) 705147196Smarkus return acpi_ibm_eventmask_set(sc, sc->events_availmask); 706147196Smarkus break; 707138627Stakawata 708147196Smarkus case ACPI_IBM_METHOD_EVENTMASK: 709147196Smarkus if (sc->events_mask_supported) 710147196Smarkus return acpi_ibm_eventmask_set(sc, arg); 711147196Smarkus break; 712138627Stakawata 713147196Smarkus case ACPI_IBM_METHOD_BRIGHTNESS: 714237493Siwasaki return acpi_ibm_brightness_set(sc, arg); 715147196Smarkus break; 716138627Stakawata 717147196Smarkus case ACPI_IBM_METHOD_VOLUME: 718237493Siwasaki return acpi_ibm_volume_set(sc, arg); 719147196Smarkus break; 720138627Stakawata 721147196Smarkus case ACPI_IBM_METHOD_MUTE: 722237493Siwasaki return acpi_ibm_mute_set(sc, arg); 723147196Smarkus break; 724147196Smarkus 725147196Smarkus case ACPI_IBM_METHOD_THINKLIGHT: 726237493Siwasaki return acpi_ibm_thinklight_set(sc, arg); 727147196Smarkus break; 728147196Smarkus 729147196Smarkus case ACPI_IBM_METHOD_BLUETOOTH: 730237493Siwasaki return acpi_ibm_bluetooth_set(sc, arg); 731147196Smarkus break; 732154326Smarkus 733154326Smarkus case ACPI_IBM_METHOD_FANLEVEL: 734154326Smarkus if (arg < 0 || arg > 7) 735154326Smarkus return (EINVAL); 736154326Smarkus 737154326Smarkus if (!sc->fan_handle) { 738154326Smarkus /* Read the current fanstatus */ 739154326Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_FANSTATUS, &val_ec, 1); 740154326Smarkus val = val_ec & (~IBM_EC_MASK_FANLEVEL); 741154326Smarkus 742154326Smarkus return ACPI_EC_WRITE(sc->ec_dev, IBM_EC_FANSTATUS, val | arg, 1); 743154326Smarkus } 744154326Smarkus break; 745154326Smarkus 746154326Smarkus case ACPI_IBM_METHOD_FANSTATUS: 747154326Smarkus if (arg < 0 || arg > 1) 748154326Smarkus return (EINVAL); 749154326Smarkus 750154326Smarkus if (!sc->fan_handle) { 751154326Smarkus /* Read the current fanstatus */ 752154326Smarkus ACPI_EC_READ(sc->ec_dev, IBM_EC_FANSTATUS, &val_ec, 1); 753154326Smarkus 754154326Smarkus return ACPI_EC_WRITE(sc->ec_dev, IBM_EC_FANSTATUS, 755154326Smarkus (arg == 1) ? (val_ec | IBM_EC_MASK_FANSTATUS) : (val_ec & (~IBM_EC_MASK_FANSTATUS)), 1); 756154326Smarkus } 757154326Smarkus break; 758147196Smarkus } 759147196Smarkus 760147196Smarkus return (0); 761138627Stakawata} 762138627Stakawata 763147196Smarkusstatic int 764147196Smarkusacpi_ibm_sysctl_init(struct acpi_ibm_softc *sc, int method) 765138627Stakawata{ 766147196Smarkus int dummy; 767147196Smarkus ACPI_OBJECT_TYPE cmos_t; 768147196Smarkus ACPI_HANDLE ledb_handle; 769138627Stakawata 770147196Smarkus switch (method) { 771147196Smarkus case ACPI_IBM_METHOD_EVENTS: 772147196Smarkus /* Events are disabled by default */ 773147196Smarkus return (TRUE); 774138627Stakawata 775147196Smarkus case ACPI_IBM_METHOD_EVENTMASK: 776147196Smarkus return (sc->events_mask_supported); 777147196Smarkus 778147196Smarkus case ACPI_IBM_METHOD_HOTKEY: 779147196Smarkus case ACPI_IBM_METHOD_BRIGHTNESS: 780147196Smarkus case ACPI_IBM_METHOD_VOLUME: 781147196Smarkus case ACPI_IBM_METHOD_MUTE: 782147196Smarkus /* EC is required here, which was aready checked before */ 783147196Smarkus return (TRUE); 784147196Smarkus 785147196Smarkus case ACPI_IBM_METHOD_THINKLIGHT: 786147196Smarkus sc->cmos_handle = NULL; 787169031Smarkus sc->light_get_supported = ACPI_SUCCESS(acpi_GetInteger( 788169031Smarkus sc->ec_handle, IBM_NAME_KEYLIGHT, &sc->light_val)); 789147196Smarkus 790147196Smarkus if ((ACPI_SUCCESS(AcpiGetHandle(sc->handle, "\\UCMS", &sc->light_handle)) || 791147196Smarkus ACPI_SUCCESS(AcpiGetHandle(sc->handle, "\\CMOS", &sc->light_handle)) || 792147196Smarkus ACPI_SUCCESS(AcpiGetHandle(sc->handle, "\\CMS", &sc->light_handle))) && 793147196Smarkus ACPI_SUCCESS(AcpiGetType(sc->light_handle, &cmos_t)) && 794147196Smarkus cmos_t == ACPI_TYPE_METHOD) { 795147196Smarkus sc->light_cmd_on = 0x0c; 796147196Smarkus sc->light_cmd_off = 0x0d; 797147196Smarkus sc->cmos_handle = sc->light_handle; 798147196Smarkus } 799147196Smarkus else if (ACPI_SUCCESS(AcpiGetHandle(sc->handle, "\\LGHT", &sc->light_handle))) { 800147196Smarkus sc->light_cmd_on = 1; 801147196Smarkus sc->light_cmd_off = 0; 802147196Smarkus } 803147196Smarkus else 804147196Smarkus sc->light_handle = NULL; 805147196Smarkus 806147196Smarkus sc->light_set_supported = (sc->light_handle && 807147196Smarkus ACPI_FAILURE(AcpiGetHandle(sc->ec_handle, "LEDB", &ledb_handle))); 808147196Smarkus 809169031Smarkus if (sc->light_get_supported) 810169031Smarkus return (TRUE); 811169031Smarkus 812169031Smarkus if (sc->light_set_supported) { 813147196Smarkus sc->light_val = 0; 814147196Smarkus return (TRUE); 815147196Smarkus } 816147196Smarkus 817169031Smarkus return (FALSE); 818169031Smarkus 819147196Smarkus case ACPI_IBM_METHOD_BLUETOOTH: 820147196Smarkus case ACPI_IBM_METHOD_WLAN: 821147196Smarkus if (ACPI_SUCCESS(acpi_GetInteger(sc->handle, IBM_NAME_WLAN_BT_GET, &dummy))) 822147196Smarkus return (TRUE); 823147196Smarkus return (FALSE); 824147196Smarkus 825147196Smarkus case ACPI_IBM_METHOD_FANSPEED: 826147196Smarkus /* 827147196Smarkus * Some models report the fan speed in levels from 0-7 828147196Smarkus * Newer models report it contiguously 829147196Smarkus */ 830147196Smarkus sc->fan_levels = 831147196Smarkus (ACPI_SUCCESS(AcpiGetHandle(sc->handle, "GFAN", &sc->fan_handle)) || 832147196Smarkus ACPI_SUCCESS(AcpiGetHandle(sc->handle, "\\FSPD", &sc->fan_handle))); 833147196Smarkus return (TRUE); 834147196Smarkus 835154326Smarkus case ACPI_IBM_METHOD_FANLEVEL: 836147196Smarkus case ACPI_IBM_METHOD_FANSTATUS: 837147196Smarkus /* 838147196Smarkus * Fan status is only supported on those models, 839147196Smarkus * which report fan RPM contiguously, not in levels 840147196Smarkus */ 841147196Smarkus if (sc->fan_levels) 842147196Smarkus return (FALSE); 843147196Smarkus return (TRUE); 844147196Smarkus 845147196Smarkus case ACPI_IBM_METHOD_THERMAL: 846147196Smarkus if (ACPI_SUCCESS(acpi_GetInteger(sc->ec_handle, IBM_NAME_THERMAL_GET, &dummy))) { 847147196Smarkus sc->thermal_updt_supported = ACPI_SUCCESS(acpi_GetInteger(sc->ec_handle, IBM_NAME_THERMAL_UPDT, &dummy)); 848147196Smarkus return (TRUE); 849147196Smarkus } 850147196Smarkus return (FALSE); 851237493Siwasaki 852237493Siwasaki case ACPI_IBM_METHOD_HANDLEREVENTS: 853237493Siwasaki return (TRUE); 854147196Smarkus } 855147196Smarkus return (FALSE); 856138627Stakawata} 857138627Stakawata 858138627Stakawatastatic int 859147196Smarkusacpi_ibm_thermal_sysctl(SYSCTL_HANDLER_ARGS) 860138627Stakawata{ 861147196Smarkus struct acpi_ibm_softc *sc; 862147196Smarkus int error = 0; 863147196Smarkus char temp_cmd[] = "TMP0"; 864147196Smarkus int temp[8]; 865138627Stakawata 866147196Smarkus ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 867138627Stakawata 868147196Smarkus sc = (struct acpi_ibm_softc *)oidp->oid_arg1; 869138627Stakawata 870147196Smarkus ACPI_SERIAL_BEGIN(ibm); 871138627Stakawata 872147196Smarkus for (int i = 0; i < 8; ++i) { 873147196Smarkus temp_cmd[3] = '0' + i; 874147196Smarkus 875147196Smarkus /* 876147196Smarkus * The TMPx methods seem to return +/- 128 or 0 877147196Smarkus * when the respecting sensor is not available 878147196Smarkus */ 879147196Smarkus if (ACPI_FAILURE(acpi_GetInteger(sc->ec_handle, temp_cmd, 880147196Smarkus &temp[i])) || ABS(temp[i]) == 128 || temp[i] == 0) 881147196Smarkus temp[i] = -1; 882147196Smarkus else if (sc->thermal_updt_supported) 883147196Smarkus /* Temperature is reported in tenth of Kelvin */ 884147196Smarkus temp[i] = (temp[i] - 2732 + 5) / 10; 885147196Smarkus } 886147196Smarkus 887147196Smarkus error = sysctl_handle_opaque(oidp, &temp, 8*sizeof(int), req); 888147196Smarkus 889147196Smarkus ACPI_SERIAL_END(ibm); 890147196Smarkus return (error); 891138627Stakawata} 892138627Stakawata 893237493Siwasakistatic int 894237493Siwasakiacpi_ibm_handlerevents_sysctl(SYSCTL_HANDLER_ARGS) 895237493Siwasaki{ 896237493Siwasaki struct acpi_ibm_softc *sc; 897237493Siwasaki int error = 0; 898237493Siwasaki struct sbuf sb; 899237493Siwasaki char *cp, *ep; 900237493Siwasaki int l, val; 901237493Siwasaki unsigned int handler_events; 902273773Shselasky char temp[128]; 903237493Siwasaki 904237493Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 905237493Siwasaki 906237493Siwasaki sc = (struct acpi_ibm_softc *)oidp->oid_arg1; 907237493Siwasaki 908237493Siwasaki if (sbuf_new(&sb, NULL, 128, SBUF_AUTOEXTEND) == NULL) 909237493Siwasaki return (ENOMEM); 910237493Siwasaki 911237493Siwasaki ACPI_SERIAL_BEGIN(ibm); 912237493Siwasaki 913237493Siwasaki /* Get old values if this is a get request. */ 914237493Siwasaki if (req->newptr == NULL) { 915237493Siwasaki for (int i = 0; i < 8 * sizeof(sc->handler_events); i++) 916237493Siwasaki if (sc->handler_events & (1 << i)) 917237493Siwasaki sbuf_printf(&sb, "0x%02x ", i + 1); 918237493Siwasaki if (sbuf_len(&sb) == 0) 919237493Siwasaki sbuf_printf(&sb, "NONE"); 920237493Siwasaki } 921237493Siwasaki 922237493Siwasaki sbuf_trim(&sb); 923237493Siwasaki sbuf_finish(&sb); 924273773Shselasky strlcpy(temp, sbuf_data(&sb), sizeof(temp)); 925237493Siwasaki sbuf_delete(&sb); 926237493Siwasaki 927273773Shselasky error = sysctl_handle_string(oidp, temp, sizeof(temp), req); 928273773Shselasky 929273773Shselasky /* Check for error or no change */ 930237493Siwasaki if (error != 0 || req->newptr == NULL) 931237493Siwasaki goto out; 932237493Siwasaki 933237493Siwasaki /* If the user is setting a string, parse it. */ 934237493Siwasaki handler_events = 0; 935273773Shselasky cp = temp; 936237493Siwasaki while (*cp) { 937237493Siwasaki if (isspace(*cp)) { 938237493Siwasaki cp++; 939237493Siwasaki continue; 940237493Siwasaki } 941237493Siwasaki 942237493Siwasaki ep = cp; 943237493Siwasaki 944237493Siwasaki while (*ep && !isspace(*ep)) 945237493Siwasaki ep++; 946237493Siwasaki 947237493Siwasaki l = ep - cp; 948237493Siwasaki if (l == 0) 949237493Siwasaki break; 950237493Siwasaki 951237493Siwasaki if (strncmp(cp, "NONE", 4) == 0) { 952237493Siwasaki cp = ep; 953237493Siwasaki continue; 954237493Siwasaki } 955237493Siwasaki 956237493Siwasaki if (l >= 3 && cp[0] == '0' && (cp[1] == 'X' || cp[1] == 'x')) 957237493Siwasaki val = strtoul(cp, &ep, 16); 958237493Siwasaki else 959237493Siwasaki val = strtoul(cp, &ep, 10); 960237493Siwasaki 961237493Siwasaki if (val == 0 || ep == cp || val >= 8 * sizeof(handler_events)) { 962237493Siwasaki cp[l] = '\0'; 963237493Siwasaki device_printf(sc->dev, "invalid event code: %s\n", cp); 964237493Siwasaki error = EINVAL; 965237493Siwasaki goto out; 966237493Siwasaki } 967237493Siwasaki 968237493Siwasaki handler_events |= 1 << (val - 1); 969237493Siwasaki 970237493Siwasaki cp = ep; 971237493Siwasaki } 972237493Siwasaki 973237493Siwasaki sc->handler_events = handler_events; 974237493Siwasakiout: 975237493Siwasaki ACPI_SERIAL_END(ibm); 976237493Siwasaki return (error); 977237493Siwasaki} 978237493Siwasaki 979237493Siwasakistatic int 980237493Siwasakiacpi_ibm_brightness_set(struct acpi_ibm_softc *sc, int arg) 981237493Siwasaki{ 982237493Siwasaki int val, step; 983237493Siwasaki UINT64 val_ec; 984237493Siwasaki ACPI_OBJECT Arg; 985237493Siwasaki ACPI_OBJECT_LIST Args; 986237493Siwasaki ACPI_STATUS status; 987237493Siwasaki 988237493Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 989237493Siwasaki ACPI_SERIAL_ASSERT(ibm); 990237493Siwasaki 991237493Siwasaki if (arg < 0 || arg > 7) 992237493Siwasaki return (EINVAL); 993237493Siwasaki 994237493Siwasaki /* Read the current brightness */ 995237493Siwasaki status = ACPI_EC_READ(sc->ec_dev, IBM_EC_BRIGHTNESS, &val_ec, 1); 996237493Siwasaki if (ACPI_FAILURE(status)) 997237493Siwasaki return (status); 998237493Siwasaki 999237493Siwasaki if (sc->cmos_handle) { 1000237493Siwasaki val = val_ec & IBM_EC_MASK_BRI; 1001237493Siwasaki 1002237493Siwasaki Args.Count = 1; 1003237493Siwasaki Args.Pointer = &Arg; 1004237493Siwasaki Arg.Type = ACPI_TYPE_INTEGER; 1005237493Siwasaki Arg.Integer.Value = (arg > val) ? IBM_CMOS_BRIGHTNESS_UP : 1006237493Siwasaki IBM_CMOS_BRIGHTNESS_DOWN; 1007237493Siwasaki 1008237493Siwasaki step = (arg > val) ? 1 : -1; 1009237493Siwasaki for (int i = val; i != arg; i += step) { 1010237493Siwasaki status = AcpiEvaluateObject(sc->cmos_handle, NULL, 1011237493Siwasaki &Args, NULL); 1012237493Siwasaki if (ACPI_FAILURE(status)) { 1013237493Siwasaki /* Record the last value */ 1014237493Siwasaki if (i != val) { 1015237493Siwasaki ACPI_EC_WRITE(sc->ec_dev, 1016237493Siwasaki IBM_EC_BRIGHTNESS, i - step, 1); 1017237493Siwasaki } 1018237493Siwasaki return (status); 1019237493Siwasaki } 1020237493Siwasaki } 1021237493Siwasaki } 1022237493Siwasaki 1023237493Siwasaki return ACPI_EC_WRITE(sc->ec_dev, IBM_EC_BRIGHTNESS, arg, 1); 1024237493Siwasaki} 1025237493Siwasaki 1026237493Siwasakistatic int 1027237493Siwasakiacpi_ibm_bluetooth_set(struct acpi_ibm_softc *sc, int arg) 1028237493Siwasaki{ 1029237493Siwasaki int val; 1030237493Siwasaki 1031237493Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1032237493Siwasaki ACPI_SERIAL_ASSERT(ibm); 1033237493Siwasaki 1034237493Siwasaki if (arg < 0 || arg > 1) 1035237493Siwasaki return (EINVAL); 1036237493Siwasaki 1037237493Siwasaki val = (arg == 1) ? sc->wlan_bt_flags | IBM_NAME_MASK_BT : 1038237493Siwasaki sc->wlan_bt_flags & (~IBM_NAME_MASK_BT); 1039237493Siwasaki return acpi_SetInteger(sc->handle, IBM_NAME_WLAN_BT_SET, val); 1040237493Siwasaki} 1041237493Siwasaki 1042237493Siwasakistatic int 1043237493Siwasakiacpi_ibm_thinklight_set(struct acpi_ibm_softc *sc, int arg) 1044237493Siwasaki{ 1045237493Siwasaki ACPI_OBJECT Arg; 1046237493Siwasaki ACPI_OBJECT_LIST Args; 1047237493Siwasaki ACPI_STATUS status; 1048237493Siwasaki 1049237493Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1050237493Siwasaki ACPI_SERIAL_ASSERT(ibm); 1051237493Siwasaki 1052237493Siwasaki if (arg < 0 || arg > 1) 1053237493Siwasaki return (EINVAL); 1054237493Siwasaki 1055237493Siwasaki if (sc->light_set_supported) { 1056237493Siwasaki Args.Count = 1; 1057237493Siwasaki Args.Pointer = &Arg; 1058237493Siwasaki Arg.Type = ACPI_TYPE_INTEGER; 1059237493Siwasaki Arg.Integer.Value = arg ? sc->light_cmd_on : sc->light_cmd_off; 1060237493Siwasaki 1061237493Siwasaki status = AcpiEvaluateObject(sc->light_handle, NULL, 1062237493Siwasaki &Args, NULL); 1063237493Siwasaki if (ACPI_SUCCESS(status)) 1064237493Siwasaki sc->light_val = arg; 1065237493Siwasaki return (status); 1066237493Siwasaki } 1067237493Siwasaki 1068237493Siwasaki return (0); 1069237493Siwasaki} 1070237493Siwasaki 1071237493Siwasakistatic int 1072237493Siwasakiacpi_ibm_volume_set(struct acpi_ibm_softc *sc, int arg) 1073237493Siwasaki{ 1074237493Siwasaki int val, step; 1075237493Siwasaki UINT64 val_ec; 1076237493Siwasaki ACPI_OBJECT Arg; 1077237493Siwasaki ACPI_OBJECT_LIST Args; 1078237493Siwasaki ACPI_STATUS status; 1079237493Siwasaki 1080237493Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1081237493Siwasaki ACPI_SERIAL_ASSERT(ibm); 1082237493Siwasaki 1083237493Siwasaki if (arg < 0 || arg > 14) 1084237493Siwasaki return (EINVAL); 1085237493Siwasaki 1086237493Siwasaki /* Read the current volume */ 1087237493Siwasaki status = ACPI_EC_READ(sc->ec_dev, IBM_EC_VOLUME, &val_ec, 1); 1088237493Siwasaki if (ACPI_FAILURE(status)) 1089237493Siwasaki return (status); 1090237493Siwasaki 1091237493Siwasaki if (sc->cmos_handle) { 1092237493Siwasaki val = val_ec & IBM_EC_MASK_VOL; 1093237493Siwasaki 1094237493Siwasaki Args.Count = 1; 1095237493Siwasaki Args.Pointer = &Arg; 1096237493Siwasaki Arg.Type = ACPI_TYPE_INTEGER; 1097237493Siwasaki Arg.Integer.Value = (arg > val) ? IBM_CMOS_VOLUME_UP : 1098237493Siwasaki IBM_CMOS_VOLUME_DOWN; 1099237493Siwasaki 1100237493Siwasaki step = (arg > val) ? 1 : -1; 1101237493Siwasaki for (int i = val; i != arg; i += step) { 1102237493Siwasaki status = AcpiEvaluateObject(sc->cmos_handle, NULL, 1103237493Siwasaki &Args, NULL); 1104237493Siwasaki if (ACPI_FAILURE(status)) { 1105237493Siwasaki /* Record the last value */ 1106237493Siwasaki if (i != val) { 1107237493Siwasaki val_ec = i - step + 1108237493Siwasaki (val_ec & (~IBM_EC_MASK_VOL)); 1109237493Siwasaki ACPI_EC_WRITE(sc->ec_dev, IBM_EC_VOLUME, 1110237493Siwasaki val_ec, 1); 1111237493Siwasaki } 1112237493Siwasaki return (status); 1113237493Siwasaki } 1114237493Siwasaki } 1115237493Siwasaki } 1116237493Siwasaki 1117237493Siwasaki val_ec = arg + (val_ec & (~IBM_EC_MASK_VOL)); 1118237493Siwasaki return ACPI_EC_WRITE(sc->ec_dev, IBM_EC_VOLUME, val_ec, 1); 1119237493Siwasaki} 1120237493Siwasaki 1121237493Siwasakistatic int 1122237493Siwasakiacpi_ibm_mute_set(struct acpi_ibm_softc *sc, int arg) 1123237493Siwasaki{ 1124237493Siwasaki UINT64 val_ec; 1125237493Siwasaki ACPI_OBJECT Arg; 1126237493Siwasaki ACPI_OBJECT_LIST Args; 1127237493Siwasaki ACPI_STATUS status; 1128237493Siwasaki 1129237493Siwasaki ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); 1130237493Siwasaki ACPI_SERIAL_ASSERT(ibm); 1131237493Siwasaki 1132237493Siwasaki if (arg < 0 || arg > 1) 1133237493Siwasaki return (EINVAL); 1134237493Siwasaki 1135237493Siwasaki status = ACPI_EC_READ(sc->ec_dev, IBM_EC_VOLUME, &val_ec, 1); 1136237493Siwasaki if (ACPI_FAILURE(status)) 1137237493Siwasaki return (status); 1138237493Siwasaki 1139237493Siwasaki if (sc->cmos_handle) { 1140237493Siwasaki Args.Count = 1; 1141237493Siwasaki Args.Pointer = &Arg; 1142237493Siwasaki Arg.Type = ACPI_TYPE_INTEGER; 1143237493Siwasaki Arg.Integer.Value = IBM_CMOS_VOLUME_MUTE; 1144237493Siwasaki 1145237493Siwasaki status = AcpiEvaluateObject(sc->cmos_handle, NULL, &Args, NULL); 1146237493Siwasaki if (ACPI_FAILURE(status)) 1147237493Siwasaki return (status); 1148237493Siwasaki } 1149237493Siwasaki 1150237493Siwasaki val_ec = (arg == 1) ? val_ec | IBM_EC_MASK_MUTE : 1151237493Siwasaki val_ec & (~IBM_EC_MASK_MUTE); 1152237493Siwasaki return ACPI_EC_WRITE(sc->ec_dev, IBM_EC_VOLUME, val_ec, 1); 1153237493Siwasaki} 1154237493Siwasaki 1155147196Smarkusstatic void 1156237493Siwasakiacpi_ibm_eventhandler(struct acpi_ibm_softc *sc, int arg) 1157237493Siwasaki{ 1158237493Siwasaki int val; 1159237493Siwasaki UINT64 val_ec; 1160237493Siwasaki ACPI_STATUS status; 1161237493Siwasaki 1162237493Siwasaki ACPI_SERIAL_BEGIN(ibm); 1163237493Siwasaki switch (arg) { 1164237493Siwasaki case IBM_EVENT_SUSPEND_TO_RAM: 1165237493Siwasaki power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 1166237493Siwasaki break; 1167237493Siwasaki 1168237493Siwasaki case IBM_EVENT_BLUETOOTH: 1169237493Siwasaki acpi_ibm_bluetooth_set(sc, (sc->wlan_bt_flags == 0)); 1170237493Siwasaki break; 1171237493Siwasaki 1172237493Siwasaki case IBM_EVENT_BRIGHTNESS_UP: 1173237493Siwasaki case IBM_EVENT_BRIGHTNESS_DOWN: 1174237493Siwasaki /* Read the current brightness */ 1175237493Siwasaki status = ACPI_EC_READ(sc->ec_dev, IBM_EC_BRIGHTNESS, 1176237493Siwasaki &val_ec, 1); 1177237493Siwasaki if (ACPI_FAILURE(status)) 1178237493Siwasaki return; 1179237493Siwasaki 1180237493Siwasaki val = val_ec & IBM_EC_MASK_BRI; 1181237493Siwasaki val = (arg == IBM_EVENT_BRIGHTNESS_UP) ? val + 1 : val - 1; 1182237493Siwasaki acpi_ibm_brightness_set(sc, val); 1183237493Siwasaki break; 1184237493Siwasaki 1185237493Siwasaki case IBM_EVENT_THINKLIGHT: 1186237493Siwasaki acpi_ibm_thinklight_set(sc, (sc->light_val == 0)); 1187237493Siwasaki break; 1188237493Siwasaki 1189237493Siwasaki case IBM_EVENT_VOLUME_UP: 1190237493Siwasaki case IBM_EVENT_VOLUME_DOWN: 1191237493Siwasaki /* Read the current volume */ 1192237493Siwasaki status = ACPI_EC_READ(sc->ec_dev, IBM_EC_VOLUME, &val_ec, 1); 1193237493Siwasaki if (ACPI_FAILURE(status)) 1194237493Siwasaki return; 1195237493Siwasaki 1196237493Siwasaki val = val_ec & IBM_EC_MASK_VOL; 1197237493Siwasaki val = (arg == IBM_EVENT_VOLUME_UP) ? val + 1 : val - 1; 1198237493Siwasaki acpi_ibm_volume_set(sc, val); 1199237493Siwasaki break; 1200237493Siwasaki 1201237493Siwasaki case IBM_EVENT_MUTE: 1202237493Siwasaki /* Read the current value */ 1203237493Siwasaki status = ACPI_EC_READ(sc->ec_dev, IBM_EC_VOLUME, &val_ec, 1); 1204237493Siwasaki if (ACPI_FAILURE(status)) 1205237493Siwasaki return; 1206237493Siwasaki 1207237493Siwasaki val = ((val_ec & IBM_EC_MASK_MUTE) == IBM_EC_MASK_MUTE); 1208237493Siwasaki acpi_ibm_mute_set(sc, (val == 0)); 1209237493Siwasaki break; 1210237493Siwasaki 1211237493Siwasaki default: 1212237493Siwasaki break; 1213237493Siwasaki } 1214237493Siwasaki ACPI_SERIAL_END(ibm); 1215237493Siwasaki} 1216237493Siwasaki 1217237493Siwasakistatic void 1218147196Smarkusacpi_ibm_notify(ACPI_HANDLE h, UINT32 notify, void *context) 1219138627Stakawata{ 1220147196Smarkus int event, arg, type; 1221147196Smarkus device_t dev = context; 1222138627Stakawata struct acpi_ibm_softc *sc = device_get_softc(dev); 1223138627Stakawata 1224147196Smarkus ACPI_FUNCTION_TRACE_U32((char *)(uintptr_t)__func__, notify); 1225138627Stakawata 1226147196Smarkus if (notify != 0x80) 1227161289Stakawata device_printf(dev, "Unknown notify\n"); 1228138627Stakawata 1229147196Smarkus for (;;) { 1230147196Smarkus acpi_GetInteger(acpi_get_handle(dev), IBM_NAME_EVENTS_GET, &event); 1231138627Stakawata 1232147196Smarkus if (event == 0) 1233147196Smarkus break; 1234147196Smarkus 1235147196Smarkus 1236147196Smarkus type = (event >> 12) & 0xf; 1237147196Smarkus arg = event & 0xfff; 1238147196Smarkus switch (type) { 1239147196Smarkus case 1: 1240147196Smarkus if (!(sc->events_availmask & (1 << (arg - 1)))) { 1241161289Stakawata device_printf(dev, "Unknown key %d\n", arg); 1242147196Smarkus break; 1243147196Smarkus } 1244147196Smarkus 1245237493Siwasaki /* Execute event handler */ 1246237493Siwasaki if (sc->handler_events & (1 << (arg - 1))) 1247237493Siwasaki acpi_ibm_eventhandler(sc, (arg & 0xff)); 1248237493Siwasaki 1249147196Smarkus /* Notify devd(8) */ 1250147196Smarkus acpi_UserNotify("IBM", h, (arg & 0xff)); 1251147196Smarkus break; 1252147196Smarkus default: 1253147196Smarkus break; 1254147196Smarkus } 1255147196Smarkus } 1256138627Stakawata} 1257