| 1 | /* $NetBSD: thinkpad_acpi.c,v 1.46 2016/04/03 10:36:00 mlelstv Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2007 Jared D. McNeill <jmcneill@invisible.ca> |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 17 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 18 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 19 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 | * POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include <sys/cdefs.h> |
| 30 | __KERNEL_RCSID(0, "$NetBSD: thinkpad_acpi.c,v 1.46 2016/04/03 10:36:00 mlelstv Exp $" ); |
| 31 | |
| 32 | #include <sys/param.h> |
| 33 | #include <sys/device.h> |
| 34 | #include <sys/module.h> |
| 35 | #include <sys/systm.h> |
| 36 | |
| 37 | #include <dev/acpi/acpireg.h> |
| 38 | #include <dev/acpi/acpivar.h> |
| 39 | #include <dev/acpi/acpi_ecvar.h> |
| 40 | #include <dev/acpi/acpi_power.h> |
| 41 | |
| 42 | #include <dev/isa/isareg.h> |
| 43 | |
| 44 | #define _COMPONENT ACPI_RESOURCE_COMPONENT |
| 45 | ACPI_MODULE_NAME ("thinkpad_acpi" ) |
| 46 | |
| 47 | #define THINKPAD_NTEMPSENSORS 8 |
| 48 | #define THINKPAD_NFANSENSORS 1 |
| 49 | #define THINKPAD_NSENSORS (THINKPAD_NTEMPSENSORS + THINKPAD_NFANSENSORS) |
| 50 | |
| 51 | typedef struct thinkpad_softc { |
| 52 | device_t sc_dev; |
| 53 | device_t sc_ecdev; |
| 54 | struct acpi_devnode *sc_node; |
| 55 | ACPI_HANDLE sc_powhdl; |
| 56 | ACPI_HANDLE sc_cmoshdl; |
| 57 | |
| 58 | #define TP_PSW_SLEEP 0 /* FnF4 */ |
| 59 | #define TP_PSW_HIBERNATE 1 /* FnF12 */ |
| 60 | #define TP_PSW_DISPLAY_CYCLE 2 /* FnF7 */ |
| 61 | #define TP_PSW_LOCK_SCREEN 3 /* FnF2 */ |
| 62 | #define TP_PSW_BATTERY_INFO 4 /* FnF3 */ |
| 63 | #define TP_PSW_EJECT_BUTTON 5 /* FnF9 */ |
| 64 | #define TP_PSW_ZOOM_BUTTON 6 /* FnSPACE */ |
| 65 | #define TP_PSW_VENDOR_BUTTON 7 /* ThinkVantage */ |
| 66 | #define TP_PSW_FNF1_BUTTON 8 /* FnF1 */ |
| 67 | #define TP_PSW_WIRELESS_BUTTON 9 /* FnF5 */ |
| 68 | #define TP_PSW_WWAN_BUTTON 10 /* FnF6 */ |
| 69 | #define TP_PSW_POINTER_BUTTON 11 /* FnF8 */ |
| 70 | #define TP_PSW_FNF10_BUTTON 12 /* FnF10 */ |
| 71 | #define TP_PSW_FNF11_BUTTON 13 /* FnF11 */ |
| 72 | #define TP_PSW_BRIGHTNESS_UP 14 |
| 73 | #define TP_PSW_BRIGHTNESS_DOWN 15 |
| 74 | #define TP_PSW_THINKLIGHT 16 |
| 75 | #define TP_PSW_VOLUME_UP 17 |
| 76 | #define TP_PSW_VOLUME_DOWN 18 |
| 77 | #define TP_PSW_VOLUME_MUTE 19 |
| 78 | #define TP_PSW_LAST 20 |
| 79 | |
| 80 | struct sysmon_pswitch sc_smpsw[TP_PSW_LAST]; |
| 81 | bool sc_smpsw_valid; |
| 82 | |
| 83 | struct sysmon_envsys *sc_sme; |
| 84 | envsys_data_t sc_sensor[THINKPAD_NSENSORS]; |
| 85 | |
| 86 | int sc_display_state; |
| 87 | } thinkpad_softc_t; |
| 88 | |
| 89 | /* Hotkey events */ |
| 90 | #define THINKPAD_NOTIFY_FnF1 0x001 |
| 91 | #define THINKPAD_NOTIFY_LockScreen 0x002 |
| 92 | #define THINKPAD_NOTIFY_BatteryInfo 0x003 |
| 93 | #define THINKPAD_NOTIFY_SleepButton 0x004 |
| 94 | #define THINKPAD_NOTIFY_WirelessSwitch 0x005 |
| 95 | #define THINKPAD_NOTIFY_wWANSwitch 0x006 |
| 96 | #define THINKPAD_NOTIFY_DisplayCycle 0x007 |
| 97 | #define THINKPAD_NOTIFY_PointerSwitch 0x008 |
| 98 | #define THINKPAD_NOTIFY_EjectButton 0x009 |
| 99 | #define THINKPAD_NOTIFY_FnF10 0x00a /* XXX: Not seen on T61 */ |
| 100 | #define THINKPAD_NOTIFY_FnF11 0x00b |
| 101 | #define THINKPAD_NOTIFY_HibernateButton 0x00c |
| 102 | #define THINKPAD_NOTIFY_BrightnessUp 0x010 |
| 103 | #define THINKPAD_NOTIFY_BrightnessDown 0x011 |
| 104 | #define THINKPAD_NOTIFY_ThinkLight 0x012 |
| 105 | #define THINKPAD_NOTIFY_Zoom 0x014 |
| 106 | #define THINKPAD_NOTIFY_VolumeUp 0x015 /* XXX: Not seen on T61 */ |
| 107 | #define THINKPAD_NOTIFY_VolumeDown 0x016 /* XXX: Not seen on T61 */ |
| 108 | #define THINKPAD_NOTIFY_VolumeMute 0x017 /* XXX: Not seen on T61 */ |
| 109 | #define THINKPAD_NOTIFY_ThinkVantage 0x018 |
| 110 | |
| 111 | #define THINKPAD_CMOS_BRIGHTNESS_UP 0x04 |
| 112 | #define THINKPAD_CMOS_BRIGHTNESS_DOWN 0x05 |
| 113 | |
| 114 | #define THINKPAD_HKEY_VERSION 0x0100 |
| 115 | |
| 116 | #define THINKPAD_DISPLAY_LCD 0x01 |
| 117 | #define THINKPAD_DISPLAY_CRT 0x02 |
| 118 | #define THINKPAD_DISPLAY_DVI 0x08 |
| 119 | #define THINKPAD_DISPLAY_ALL \ |
| 120 | (THINKPAD_DISPLAY_LCD | THINKPAD_DISPLAY_CRT | THINKPAD_DISPLAY_DVI) |
| 121 | |
| 122 | #define THINKPAD_BLUETOOTH_HWPRESENT 0x01 |
| 123 | #define THINKPAD_BLUETOOTH_RADIOSSW 0x02 |
| 124 | #define THINKPAD_BLUETOOTH_RESUMECTRL 0x04 |
| 125 | |
| 126 | #define THINKPAD_WWAN_HWPRESENT 0x01 |
| 127 | #define THINKPAD_WWAN_RADIOSSW 0x02 |
| 128 | #define THINKPAD_WWAN_RESUMECTRL 0x04 |
| 129 | |
| 130 | #define THINKPAD_UWB_HWPRESENT 0x01 |
| 131 | #define THINKPAD_UWB_RADIOSSW 0x02 |
| 132 | |
| 133 | #define THINKPAD_RFK_BLUETOOTH 0 |
| 134 | #define THINKPAD_RFK_WWAN 1 |
| 135 | #define THINKPAD_RFK_UWB 2 |
| 136 | |
| 137 | static int thinkpad_match(device_t, cfdata_t, void *); |
| 138 | static void thinkpad_attach(device_t, device_t, void *); |
| 139 | static int thinkpad_detach(device_t, int); |
| 140 | |
| 141 | static ACPI_STATUS thinkpad_mask_init(thinkpad_softc_t *, uint32_t); |
| 142 | static void thinkpad_notify_handler(ACPI_HANDLE, uint32_t, void *); |
| 143 | static void thinkpad_get_hotkeys(void *); |
| 144 | |
| 145 | static void thinkpad_sensors_init(thinkpad_softc_t *); |
| 146 | static void thinkpad_sensors_refresh(struct sysmon_envsys *, envsys_data_t *); |
| 147 | static void thinkpad_temp_refresh(struct sysmon_envsys *, envsys_data_t *); |
| 148 | static void thinkpad_fan_refresh(struct sysmon_envsys *, envsys_data_t *); |
| 149 | |
| 150 | static void thinkpad_uwb_toggle(thinkpad_softc_t *); |
| 151 | static void thinkpad_wwan_toggle(thinkpad_softc_t *); |
| 152 | static void thinkpad_bluetooth_toggle(thinkpad_softc_t *); |
| 153 | |
| 154 | static bool thinkpad_resume(device_t, const pmf_qual_t *); |
| 155 | static void thinkpad_brightness_up(device_t); |
| 156 | static void thinkpad_brightness_down(device_t); |
| 157 | static uint8_t thinkpad_brightness_read(thinkpad_softc_t *sc); |
| 158 | static void thinkpad_cmos(thinkpad_softc_t *, uint8_t); |
| 159 | |
| 160 | CFATTACH_DECL3_NEW(thinkpad, sizeof(thinkpad_softc_t), |
| 161 | thinkpad_match, thinkpad_attach, thinkpad_detach, NULL, NULL, NULL, |
| 162 | DVF_DETACH_SHUTDOWN); |
| 163 | |
| 164 | static const char * const thinkpad_ids[] = { |
| 165 | "IBM0068" , |
| 166 | "LEN0068" , |
| 167 | NULL |
| 168 | }; |
| 169 | |
| 170 | static int |
| 171 | thinkpad_match(device_t parent, cfdata_t match, void *opaque) |
| 172 | { |
| 173 | struct acpi_attach_args *aa = (struct acpi_attach_args *)opaque; |
| 174 | ACPI_INTEGER ver; |
| 175 | |
| 176 | if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE) |
| 177 | return 0; |
| 178 | |
| 179 | if (!acpi_match_hid(aa->aa_node->ad_devinfo, thinkpad_ids)) |
| 180 | return 0; |
| 181 | |
| 182 | /* We only support hotkey version 0x0100 */ |
| 183 | if (ACPI_FAILURE(acpi_eval_integer(aa->aa_node->ad_handle, "MHKV" , |
| 184 | &ver))) |
| 185 | return 0; |
| 186 | |
| 187 | if (ver != THINKPAD_HKEY_VERSION) |
| 188 | return 0; |
| 189 | |
| 190 | /* Cool, looks like we're good to go */ |
| 191 | return 1; |
| 192 | } |
| 193 | |
| 194 | static void |
| 195 | thinkpad_attach(device_t parent, device_t self, void *opaque) |
| 196 | { |
| 197 | thinkpad_softc_t *sc = device_private(self); |
| 198 | struct acpi_attach_args *aa = (struct acpi_attach_args *)opaque; |
| 199 | struct sysmon_pswitch *psw; |
| 200 | device_t curdev; |
| 201 | deviter_t di; |
| 202 | ACPI_STATUS rv; |
| 203 | ACPI_INTEGER val; |
| 204 | int i; |
| 205 | |
| 206 | sc->sc_dev = self; |
| 207 | sc->sc_powhdl = NULL; |
| 208 | sc->sc_cmoshdl = NULL; |
| 209 | sc->sc_node = aa->aa_node; |
| 210 | sc->sc_display_state = THINKPAD_DISPLAY_LCD; |
| 211 | |
| 212 | aprint_naive("\n" ); |
| 213 | aprint_normal("\n" ); |
| 214 | |
| 215 | sc->sc_ecdev = NULL; |
| 216 | for (curdev = deviter_first(&di, DEVITER_F_ROOT_FIRST); |
| 217 | curdev != NULL; curdev = deviter_next(&di)) |
| 218 | if (device_is_a(curdev, "acpiecdt" ) || |
| 219 | device_is_a(curdev, "acpiec" )) { |
| 220 | sc->sc_ecdev = curdev; |
| 221 | break; |
| 222 | } |
| 223 | deviter_release(&di); |
| 224 | |
| 225 | if (sc->sc_ecdev) |
| 226 | aprint_debug_dev(self, "using EC at %s\n" , |
| 227 | device_xname(sc->sc_ecdev)); |
| 228 | |
| 229 | /* Get the supported event mask */ |
| 230 | rv = acpi_eval_integer(sc->sc_node->ad_handle, "MHKA" , &val); |
| 231 | if (ACPI_FAILURE(rv)) { |
| 232 | aprint_error_dev(self, "couldn't evaluate MHKA: %s\n" , |
| 233 | AcpiFormatException(rv)); |
| 234 | goto fail; |
| 235 | } |
| 236 | |
| 237 | /* Enable all supported events */ |
| 238 | rv = thinkpad_mask_init(sc, val); |
| 239 | if (ACPI_FAILURE(rv)) { |
| 240 | aprint_error_dev(self, "couldn't set event mask: %s\n" , |
| 241 | AcpiFormatException(rv)); |
| 242 | goto fail; |
| 243 | } |
| 244 | |
| 245 | (void)acpi_register_notify(sc->sc_node, thinkpad_notify_handler); |
| 246 | |
| 247 | /* |
| 248 | * Obtain a handle for CMOS commands. This is used by T61. |
| 249 | */ |
| 250 | (void)AcpiGetHandle(NULL, "\\UCMS" , &sc->sc_cmoshdl); |
| 251 | |
| 252 | /* |
| 253 | * Obtain a handle to the power resource available on many models. |
| 254 | * Since pmf(9) is not yet integrated with the ACPI power resource |
| 255 | * code, this must be turned on manually upon resume. Otherwise the |
| 256 | * system may, for instance, resume from S3 with usb(4) powered down. |
| 257 | */ |
| 258 | (void)AcpiGetHandle(NULL, "\\_SB.PCI0.LPC.EC.PUBS" , &sc->sc_powhdl); |
| 259 | |
| 260 | /* Register power switches with sysmon */ |
| 261 | psw = sc->sc_smpsw; |
| 262 | sc->sc_smpsw_valid = true; |
| 263 | |
| 264 | psw[TP_PSW_SLEEP].smpsw_name = device_xname(self); |
| 265 | psw[TP_PSW_SLEEP].smpsw_type = PSWITCH_TYPE_SLEEP; |
| 266 | #if notyet |
| 267 | psw[TP_PSW_HIBERNATE].smpsw_name = device_xname(self); |
| 268 | mpsw[TP_PSW_HIBERNATE].smpsw_type = PSWITCH_TYPE_HIBERNATE; |
| 269 | #endif |
| 270 | for (i = TP_PSW_DISPLAY_CYCLE; i < TP_PSW_LAST; i++) |
| 271 | sc->sc_smpsw[i].smpsw_type = PSWITCH_TYPE_HOTKEY; |
| 272 | psw[TP_PSW_DISPLAY_CYCLE].smpsw_name = PSWITCH_HK_DISPLAY_CYCLE; |
| 273 | psw[TP_PSW_LOCK_SCREEN].smpsw_name = PSWITCH_HK_LOCK_SCREEN; |
| 274 | psw[TP_PSW_BATTERY_INFO].smpsw_name = PSWITCH_HK_BATTERY_INFO; |
| 275 | psw[TP_PSW_EJECT_BUTTON].smpsw_name = PSWITCH_HK_EJECT_BUTTON; |
| 276 | psw[TP_PSW_ZOOM_BUTTON].smpsw_name = PSWITCH_HK_ZOOM_BUTTON; |
| 277 | psw[TP_PSW_VENDOR_BUTTON].smpsw_name = PSWITCH_HK_VENDOR_BUTTON; |
| 278 | #ifndef THINKPAD_NORMAL_HOTKEYS |
| 279 | psw[TP_PSW_FNF1_BUTTON].smpsw_name = PSWITCH_HK_FNF1_BUTTON; |
| 280 | psw[TP_PSW_WIRELESS_BUTTON].smpsw_name = PSWITCH_HK_WIRELESS_BUTTON; |
| 281 | psw[TP_PSW_WWAN_BUTTON].smpsw_name = PSWITCH_HK_WWAN_BUTTON; |
| 282 | psw[TP_PSW_POINTER_BUTTON].smpsw_name = PSWITCH_HK_POINTER_BUTTON; |
| 283 | psw[TP_PSW_FNF10_BUTTON].smpsw_name = PSWITCH_HK_FNF10_BUTTON; |
| 284 | psw[TP_PSW_FNF11_BUTTON].smpsw_name = PSWITCH_HK_FNF11_BUTTON; |
| 285 | psw[TP_PSW_BRIGHTNESS_UP].smpsw_name = PSWITCH_HK_BRIGHTNESS_UP; |
| 286 | psw[TP_PSW_BRIGHTNESS_DOWN].smpsw_name = PSWITCH_HK_BRIGHTNESS_DOWN; |
| 287 | psw[TP_PSW_THINKLIGHT].smpsw_name = PSWITCH_HK_THINKLIGHT; |
| 288 | psw[TP_PSW_VOLUME_UP].smpsw_name = PSWITCH_HK_VOLUME_UP; |
| 289 | psw[TP_PSW_VOLUME_DOWN].smpsw_name = PSWITCH_HK_VOLUME_DOWN; |
| 290 | psw[TP_PSW_VOLUME_MUTE].smpsw_name = PSWITCH_HK_VOLUME_MUTE; |
| 291 | #endif /* THINKPAD_NORMAL_HOTKEYS */ |
| 292 | |
| 293 | for (i = 0; i < TP_PSW_LAST; i++) { |
| 294 | /* not supported yet */ |
| 295 | if (i == TP_PSW_HIBERNATE) |
| 296 | continue; |
| 297 | if (sysmon_pswitch_register(&sc->sc_smpsw[i]) != 0) { |
| 298 | aprint_error_dev(self, |
| 299 | "couldn't register with sysmon\n" ); |
| 300 | sc->sc_smpsw_valid = false; |
| 301 | break; |
| 302 | } |
| 303 | } |
| 304 | |
| 305 | /* Register temperature and fan sensors with envsys */ |
| 306 | thinkpad_sensors_init(sc); |
| 307 | |
| 308 | fail: |
| 309 | if (!pmf_device_register(self, NULL, thinkpad_resume)) |
| 310 | aprint_error_dev(self, "couldn't establish power handler\n" ); |
| 311 | if (!pmf_event_register(self, PMFE_DISPLAY_BRIGHTNESS_UP, |
| 312 | thinkpad_brightness_up, true)) |
| 313 | aprint_error_dev(self, "couldn't register event handler\n" ); |
| 314 | if (!pmf_event_register(self, PMFE_DISPLAY_BRIGHTNESS_DOWN, |
| 315 | thinkpad_brightness_down, true)) |
| 316 | aprint_error_dev(self, "couldn't register event handler\n" ); |
| 317 | } |
| 318 | |
| 319 | static int |
| 320 | thinkpad_detach(device_t self, int flags) |
| 321 | { |
| 322 | struct thinkpad_softc *sc = device_private(self); |
| 323 | int i; |
| 324 | |
| 325 | acpi_deregister_notify(sc->sc_node); |
| 326 | |
| 327 | for (i = 0; i < TP_PSW_LAST; i++) |
| 328 | sysmon_pswitch_unregister(&sc->sc_smpsw[i]); |
| 329 | |
| 330 | if (sc->sc_sme != NULL) |
| 331 | sysmon_envsys_unregister(sc->sc_sme); |
| 332 | |
| 333 | pmf_device_deregister(self); |
| 334 | |
| 335 | pmf_event_deregister(self, PMFE_DISPLAY_BRIGHTNESS_UP, |
| 336 | thinkpad_brightness_up, true); |
| 337 | |
| 338 | pmf_event_deregister(self, PMFE_DISPLAY_BRIGHTNESS_DOWN, |
| 339 | thinkpad_brightness_down, true); |
| 340 | |
| 341 | return 0; |
| 342 | } |
| 343 | |
| 344 | static void |
| 345 | thinkpad_notify_handler(ACPI_HANDLE hdl, uint32_t notify, void *opaque) |
| 346 | { |
| 347 | device_t self = opaque; |
| 348 | thinkpad_softc_t *sc; |
| 349 | |
| 350 | sc = device_private(self); |
| 351 | |
| 352 | if (notify != 0x80) { |
| 353 | aprint_debug_dev(self, "unknown notify 0x%02x\n" , notify); |
| 354 | return; |
| 355 | } |
| 356 | |
| 357 | (void)AcpiOsExecute(OSL_NOTIFY_HANDLER, thinkpad_get_hotkeys, sc); |
| 358 | } |
| 359 | |
| 360 | static void |
| 361 | thinkpad_get_hotkeys(void *opaque) |
| 362 | { |
| 363 | thinkpad_softc_t *sc = (thinkpad_softc_t *)opaque; |
| 364 | device_t self = sc->sc_dev; |
| 365 | ACPI_STATUS rv; |
| 366 | ACPI_INTEGER val; |
| 367 | int type, event; |
| 368 | |
| 369 | for (;;) { |
| 370 | rv = acpi_eval_integer(sc->sc_node->ad_handle, "MHKP" , &val); |
| 371 | if (ACPI_FAILURE(rv)) { |
| 372 | aprint_error_dev(self, "couldn't evaluate MHKP: %s\n" , |
| 373 | AcpiFormatException(rv)); |
| 374 | return; |
| 375 | } |
| 376 | |
| 377 | if (val == 0) |
| 378 | return; |
| 379 | |
| 380 | type = (val & 0xf000) >> 12; |
| 381 | event = val & 0x0fff; |
| 382 | |
| 383 | if (type != 1) |
| 384 | /* Only type 1 events are supported for now */ |
| 385 | continue; |
| 386 | |
| 387 | switch (event) { |
| 388 | case THINKPAD_NOTIFY_BrightnessUp: |
| 389 | thinkpad_brightness_up(self); |
| 390 | #ifndef THINKPAD_NORMAL_HOTKEYS |
| 391 | if (sc->sc_smpsw_valid == false) |
| 392 | break; |
| 393 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_BRIGHTNESS_UP], |
| 394 | PSWITCH_EVENT_PRESSED); |
| 395 | #endif |
| 396 | break; |
| 397 | case THINKPAD_NOTIFY_BrightnessDown: |
| 398 | thinkpad_brightness_down(self); |
| 399 | #ifndef THINKPAD_NORMAL_HOTKEYS |
| 400 | if (sc->sc_smpsw_valid == false) |
| 401 | break; |
| 402 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_BRIGHTNESS_DOWN], |
| 403 | PSWITCH_EVENT_PRESSED); |
| 404 | #endif |
| 405 | break; |
| 406 | case THINKPAD_NOTIFY_WirelessSwitch: |
| 407 | thinkpad_uwb_toggle(sc); |
| 408 | thinkpad_wwan_toggle(sc); |
| 409 | thinkpad_bluetooth_toggle(sc); |
| 410 | #ifndef THINKPAD_NORMAL_HOTKEYS |
| 411 | if (sc->sc_smpsw_valid == false) |
| 412 | break; |
| 413 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_WIRELESS_BUTTON], |
| 414 | PSWITCH_EVENT_PRESSED); |
| 415 | #endif |
| 416 | break; |
| 417 | case THINKPAD_NOTIFY_wWANSwitch: |
| 418 | thinkpad_wwan_toggle(sc); |
| 419 | #ifndef THINKPAD_NORMAL_HOTKEYS |
| 420 | if (sc->sc_smpsw_valid == false) |
| 421 | break; |
| 422 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_WWAN_BUTTON], |
| 423 | PSWITCH_EVENT_PRESSED); |
| 424 | #endif |
| 425 | break; |
| 426 | case THINKPAD_NOTIFY_SleepButton: |
| 427 | if (sc->sc_smpsw_valid == false) |
| 428 | break; |
| 429 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_SLEEP], |
| 430 | PSWITCH_EVENT_PRESSED); |
| 431 | break; |
| 432 | case THINKPAD_NOTIFY_HibernateButton: |
| 433 | #if notyet |
| 434 | if (sc->sc_smpsw_valid == false) |
| 435 | break; |
| 436 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_HIBERNATE], |
| 437 | PSWITCH_EVENT_PRESSED); |
| 438 | #endif |
| 439 | break; |
| 440 | case THINKPAD_NOTIFY_DisplayCycle: |
| 441 | if (sc->sc_smpsw_valid == false) |
| 442 | break; |
| 443 | sysmon_pswitch_event( |
| 444 | &sc->sc_smpsw[TP_PSW_DISPLAY_CYCLE], |
| 445 | PSWITCH_EVENT_PRESSED); |
| 446 | break; |
| 447 | case THINKPAD_NOTIFY_LockScreen: |
| 448 | if (sc->sc_smpsw_valid == false) |
| 449 | break; |
| 450 | sysmon_pswitch_event( |
| 451 | &sc->sc_smpsw[TP_PSW_LOCK_SCREEN], |
| 452 | PSWITCH_EVENT_PRESSED); |
| 453 | break; |
| 454 | case THINKPAD_NOTIFY_BatteryInfo: |
| 455 | if (sc->sc_smpsw_valid == false) |
| 456 | break; |
| 457 | sysmon_pswitch_event( |
| 458 | &sc->sc_smpsw[TP_PSW_BATTERY_INFO], |
| 459 | PSWITCH_EVENT_PRESSED); |
| 460 | break; |
| 461 | case THINKPAD_NOTIFY_EjectButton: |
| 462 | if (sc->sc_smpsw_valid == false) |
| 463 | break; |
| 464 | sysmon_pswitch_event( |
| 465 | &sc->sc_smpsw[TP_PSW_EJECT_BUTTON], |
| 466 | PSWITCH_EVENT_PRESSED); |
| 467 | break; |
| 468 | case THINKPAD_NOTIFY_Zoom: |
| 469 | if (sc->sc_smpsw_valid == false) |
| 470 | break; |
| 471 | sysmon_pswitch_event( |
| 472 | &sc->sc_smpsw[TP_PSW_ZOOM_BUTTON], |
| 473 | PSWITCH_EVENT_PRESSED); |
| 474 | break; |
| 475 | case THINKPAD_NOTIFY_ThinkVantage: |
| 476 | if (sc->sc_smpsw_valid == false) |
| 477 | break; |
| 478 | sysmon_pswitch_event( |
| 479 | &sc->sc_smpsw[TP_PSW_VENDOR_BUTTON], |
| 480 | PSWITCH_EVENT_PRESSED); |
| 481 | break; |
| 482 | #ifndef THINKPAD_NORMAL_HOTKEYS |
| 483 | case THINKPAD_NOTIFY_FnF1: |
| 484 | if (sc->sc_smpsw_valid == false) |
| 485 | break; |
| 486 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_FNF1_BUTTON], |
| 487 | PSWITCH_EVENT_PRESSED); |
| 488 | break; |
| 489 | case THINKPAD_NOTIFY_PointerSwitch: |
| 490 | if (sc->sc_smpsw_valid == false) |
| 491 | break; |
| 492 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_POINTER_BUTTON], |
| 493 | PSWITCH_EVENT_PRESSED); |
| 494 | break; |
| 495 | case THINKPAD_NOTIFY_FnF11: |
| 496 | if (sc->sc_smpsw_valid == false) |
| 497 | break; |
| 498 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_FNF11_BUTTON], |
| 499 | PSWITCH_EVENT_PRESSED); |
| 500 | break; |
| 501 | case THINKPAD_NOTIFY_ThinkLight: |
| 502 | if (sc->sc_smpsw_valid == false) |
| 503 | break; |
| 504 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_THINKLIGHT], |
| 505 | PSWITCH_EVENT_PRESSED); |
| 506 | break; |
| 507 | /* |
| 508 | * For some reason the next four aren't seen on my T61. |
| 509 | */ |
| 510 | case THINKPAD_NOTIFY_FnF10: |
| 511 | if (sc->sc_smpsw_valid == false) |
| 512 | break; |
| 513 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_FNF10_BUTTON], |
| 514 | PSWITCH_EVENT_PRESSED); |
| 515 | break; |
| 516 | case THINKPAD_NOTIFY_VolumeUp: |
| 517 | if (sc->sc_smpsw_valid == false) |
| 518 | break; |
| 519 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_VOLUME_UP], |
| 520 | PSWITCH_EVENT_PRESSED); |
| 521 | break; |
| 522 | case THINKPAD_NOTIFY_VolumeDown: |
| 523 | if (sc->sc_smpsw_valid == false) |
| 524 | break; |
| 525 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_VOLUME_DOWN], |
| 526 | PSWITCH_EVENT_PRESSED); |
| 527 | break; |
| 528 | case THINKPAD_NOTIFY_VolumeMute: |
| 529 | if (sc->sc_smpsw_valid == false) |
| 530 | break; |
| 531 | sysmon_pswitch_event(&sc->sc_smpsw[TP_PSW_VOLUME_MUTE], |
| 532 | PSWITCH_EVENT_PRESSED); |
| 533 | break; |
| 534 | #else |
| 535 | case THINKPAD_NOTIFY_FnF1: |
| 536 | case THINKPAD_NOTIFY_PointerSwitch: |
| 537 | case THINKPAD_NOTIFY_FnF10: |
| 538 | case THINKPAD_NOTIFY_FnF11: |
| 539 | case THINKPAD_NOTIFY_ThinkLight: |
| 540 | case THINKPAD_NOTIFY_VolumeUp: |
| 541 | case THINKPAD_NOTIFY_VolumeDown: |
| 542 | case THINKPAD_NOTIFY_VolumeMute: |
| 543 | /* XXXJDM we should deliver hotkeys as keycodes */ |
| 544 | break; |
| 545 | #endif /* THINKPAD_NORMAL_HOTKEYS */ |
| 546 | default: |
| 547 | aprint_debug_dev(self, "notify event 0x%03x\n" , event); |
| 548 | break; |
| 549 | } |
| 550 | } |
| 551 | } |
| 552 | |
| 553 | static ACPI_STATUS |
| 554 | thinkpad_mask_init(thinkpad_softc_t *sc, uint32_t mask) |
| 555 | { |
| 556 | ACPI_OBJECT param[2]; |
| 557 | ACPI_OBJECT_LIST params; |
| 558 | ACPI_STATUS rv; |
| 559 | int i; |
| 560 | |
| 561 | /* Update hotkey mask */ |
| 562 | params.Count = 2; |
| 563 | params.Pointer = param; |
| 564 | param[0].Type = param[1].Type = ACPI_TYPE_INTEGER; |
| 565 | |
| 566 | for (i = 0; i < 32; i++) { |
| 567 | param[0].Integer.Value = i + 1; |
| 568 | param[1].Integer.Value = (((1 << i) & mask) != 0); |
| 569 | |
| 570 | rv = AcpiEvaluateObject(sc->sc_node->ad_handle, "MHKM" , |
| 571 | ¶ms, NULL); |
| 572 | if (ACPI_FAILURE(rv)) |
| 573 | return rv; |
| 574 | } |
| 575 | |
| 576 | /* Enable hotkey events */ |
| 577 | rv = acpi_eval_set_integer(sc->sc_node->ad_handle, "MHKC" , 1); |
| 578 | if (ACPI_FAILURE(rv)) { |
| 579 | aprint_error_dev(sc->sc_dev, "couldn't enable hotkeys: %s\n" , |
| 580 | AcpiFormatException(rv)); |
| 581 | return rv; |
| 582 | } |
| 583 | |
| 584 | /* Claim ownership of brightness control */ |
| 585 | (void)acpi_eval_set_integer(sc->sc_node->ad_handle, "PWMS" , 0); |
| 586 | |
| 587 | return AE_OK; |
| 588 | } |
| 589 | |
| 590 | static void |
| 591 | thinkpad_sensors_init(thinkpad_softc_t *sc) |
| 592 | { |
| 593 | int i, j; |
| 594 | |
| 595 | if (sc->sc_ecdev == NULL) |
| 596 | return; /* no chance of this working */ |
| 597 | |
| 598 | sc->sc_sme = sysmon_envsys_create(); |
| 599 | |
| 600 | for (i = j = 0; i < THINKPAD_NTEMPSENSORS; i++) { |
| 601 | |
| 602 | sc->sc_sensor[i].units = ENVSYS_STEMP; |
| 603 | sc->sc_sensor[i].state = ENVSYS_SINVALID; |
| 604 | sc->sc_sensor[i].flags = ENVSYS_FHAS_ENTROPY; |
| 605 | |
| 606 | (void)snprintf(sc->sc_sensor[i].desc, |
| 607 | sizeof(sc->sc_sensor[i].desc), "temperature %d" , i); |
| 608 | |
| 609 | if (sysmon_envsys_sensor_attach(sc->sc_sme, |
| 610 | &sc->sc_sensor[i]) != 0) |
| 611 | goto fail; |
| 612 | } |
| 613 | |
| 614 | for (i = THINKPAD_NTEMPSENSORS; i < THINKPAD_NSENSORS; i++, j++) { |
| 615 | |
| 616 | sc->sc_sensor[i].units = ENVSYS_SFANRPM; |
| 617 | sc->sc_sensor[i].state = ENVSYS_SINVALID; |
| 618 | sc->sc_sensor[i].flags = ENVSYS_FHAS_ENTROPY; |
| 619 | |
| 620 | (void)snprintf(sc->sc_sensor[i].desc, |
| 621 | sizeof(sc->sc_sensor[i].desc), "fan speed %d" , j); |
| 622 | |
| 623 | if (sysmon_envsys_sensor_attach(sc->sc_sme, |
| 624 | &sc->sc_sensor[i]) != 0) |
| 625 | goto fail; |
| 626 | } |
| 627 | |
| 628 | sc->sc_sme->sme_name = device_xname(sc->sc_dev); |
| 629 | sc->sc_sme->sme_cookie = sc; |
| 630 | sc->sc_sme->sme_refresh = thinkpad_sensors_refresh; |
| 631 | |
| 632 | if (sysmon_envsys_register(sc->sc_sme) != 0) |
| 633 | goto fail; |
| 634 | |
| 635 | return; |
| 636 | |
| 637 | fail: |
| 638 | aprint_error_dev(sc->sc_dev, "failed to initialize sysmon\n" ); |
| 639 | sysmon_envsys_destroy(sc->sc_sme); |
| 640 | sc->sc_sme = NULL; |
| 641 | } |
| 642 | |
| 643 | static void |
| 644 | thinkpad_sensors_refresh(struct sysmon_envsys *sme, envsys_data_t *edata) |
| 645 | { |
| 646 | switch (edata->units) { |
| 647 | case ENVSYS_STEMP: |
| 648 | thinkpad_temp_refresh(sme, edata); |
| 649 | break; |
| 650 | case ENVSYS_SFANRPM: |
| 651 | thinkpad_fan_refresh(sme, edata); |
| 652 | break; |
| 653 | default: |
| 654 | break; |
| 655 | } |
| 656 | } |
| 657 | |
| 658 | static void |
| 659 | thinkpad_temp_refresh(struct sysmon_envsys *sme, envsys_data_t *edata) |
| 660 | { |
| 661 | thinkpad_softc_t *sc = sme->sme_cookie; |
| 662 | char sname[5] = "TMP?" ; |
| 663 | ACPI_INTEGER val; |
| 664 | ACPI_STATUS rv; |
| 665 | int temp; |
| 666 | |
| 667 | sname[3] = '0' + edata->sensor; |
| 668 | rv = acpi_eval_integer(acpiec_get_handle(sc->sc_ecdev), sname, &val); |
| 669 | if (ACPI_FAILURE(rv)) { |
| 670 | edata->state = ENVSYS_SINVALID; |
| 671 | return; |
| 672 | } |
| 673 | temp = (int)val; |
| 674 | if (temp > 127 || temp < -127) { |
| 675 | edata->state = ENVSYS_SINVALID; |
| 676 | return; |
| 677 | } |
| 678 | |
| 679 | edata->value_cur = temp * 1000000 + 273150000; |
| 680 | edata->state = ENVSYS_SVALID; |
| 681 | } |
| 682 | |
| 683 | static void |
| 684 | thinkpad_fan_refresh(struct sysmon_envsys *sme, envsys_data_t *edata) |
| 685 | { |
| 686 | thinkpad_softc_t *sc = sme->sme_cookie; |
| 687 | ACPI_INTEGER lo; |
| 688 | ACPI_INTEGER hi; |
| 689 | ACPI_STATUS rv; |
| 690 | int rpm; |
| 691 | |
| 692 | /* |
| 693 | * Read the low byte first to avoid a firmware bug. |
| 694 | */ |
| 695 | rv = acpiec_bus_read(sc->sc_ecdev, 0x84, &lo, 1); |
| 696 | if (ACPI_FAILURE(rv)) { |
| 697 | edata->state = ENVSYS_SINVALID; |
| 698 | return; |
| 699 | } |
| 700 | rv = acpiec_bus_read(sc->sc_ecdev, 0x85, &hi, 1); |
| 701 | if (ACPI_FAILURE(rv)) { |
| 702 | edata->state = ENVSYS_SINVALID; |
| 703 | return; |
| 704 | } |
| 705 | rpm = ((((int)hi) << 8) | ((int)lo)); |
| 706 | if (rpm < 0) { |
| 707 | edata->state = ENVSYS_SINVALID; |
| 708 | return; |
| 709 | } |
| 710 | |
| 711 | edata->value_cur = rpm; |
| 712 | edata->state = ENVSYS_SVALID; |
| 713 | } |
| 714 | |
| 715 | static void |
| 716 | thinkpad_bluetooth_toggle(thinkpad_softc_t *sc) |
| 717 | { |
| 718 | ACPI_BUFFER buf; |
| 719 | ACPI_OBJECT retobj; |
| 720 | ACPI_OBJECT param[1]; |
| 721 | ACPI_OBJECT_LIST params; |
| 722 | ACPI_STATUS rv; |
| 723 | |
| 724 | /* Ignore return value, as the hardware may not support bluetooth */ |
| 725 | rv = AcpiEvaluateObject(sc->sc_node->ad_handle, "BTGL" , NULL, NULL); |
| 726 | if (!ACPI_FAILURE(rv)) |
| 727 | return; |
| 728 | |
| 729 | buf.Pointer = &retobj; |
| 730 | buf.Length = sizeof(retobj); |
| 731 | |
| 732 | rv = AcpiEvaluateObject(sc->sc_node->ad_handle, "GBDC" , NULL, &buf); |
| 733 | if (ACPI_FAILURE(rv)) |
| 734 | return; |
| 735 | |
| 736 | params.Count = 1; |
| 737 | params.Pointer = param; |
| 738 | param[0].Type = ACPI_TYPE_INTEGER; |
| 739 | param[0].Integer.Value = |
| 740 | (retobj.Integer.Value & THINKPAD_BLUETOOTH_RADIOSSW) == 0 |
| 741 | ? THINKPAD_BLUETOOTH_RADIOSSW | THINKPAD_BLUETOOTH_RESUMECTRL |
| 742 | : 0; |
| 743 | |
| 744 | (void)AcpiEvaluateObject(sc->sc_node->ad_handle, "SBDC" , ¶ms, NULL); |
| 745 | } |
| 746 | |
| 747 | static void |
| 748 | thinkpad_wwan_toggle(thinkpad_softc_t *sc) |
| 749 | { |
| 750 | ACPI_BUFFER buf; |
| 751 | ACPI_OBJECT retobj; |
| 752 | ACPI_OBJECT param[1]; |
| 753 | ACPI_OBJECT_LIST params; |
| 754 | ACPI_STATUS rv; |
| 755 | |
| 756 | buf.Pointer = &retobj; |
| 757 | buf.Length = sizeof(retobj); |
| 758 | |
| 759 | rv = AcpiEvaluateObject(sc->sc_node->ad_handle, "GWAN" , NULL, &buf); |
| 760 | if (ACPI_FAILURE(rv)) |
| 761 | return; |
| 762 | |
| 763 | params.Count = 1; |
| 764 | params.Pointer = param; |
| 765 | param[0].Type = ACPI_TYPE_INTEGER; |
| 766 | param[0].Integer.Value = |
| 767 | (retobj.Integer.Value & THINKPAD_WWAN_RADIOSSW) == 0 |
| 768 | ? THINKPAD_WWAN_RADIOSSW | THINKPAD_WWAN_RESUMECTRL |
| 769 | : 0; |
| 770 | |
| 771 | (void)AcpiEvaluateObject(sc->sc_node->ad_handle, "SWAN" , ¶ms, NULL); |
| 772 | } |
| 773 | |
| 774 | static void |
| 775 | thinkpad_uwb_toggle(thinkpad_softc_t *sc) |
| 776 | { |
| 777 | ACPI_BUFFER buf; |
| 778 | ACPI_OBJECT retobj; |
| 779 | ACPI_OBJECT param[1]; |
| 780 | ACPI_OBJECT_LIST params; |
| 781 | ACPI_STATUS rv; |
| 782 | |
| 783 | buf.Pointer = &retobj; |
| 784 | buf.Length = sizeof(retobj); |
| 785 | |
| 786 | rv = AcpiEvaluateObject(sc->sc_node->ad_handle, "GUWB" , NULL, &buf); |
| 787 | if (ACPI_FAILURE(rv)) |
| 788 | return; |
| 789 | |
| 790 | params.Count = 1; |
| 791 | params.Pointer = param; |
| 792 | param[0].Type = ACPI_TYPE_INTEGER; |
| 793 | param[0].Integer.Value = |
| 794 | (retobj.Integer.Value & THINKPAD_UWB_RADIOSSW) == 0 |
| 795 | ? THINKPAD_UWB_RADIOSSW |
| 796 | : 0; |
| 797 | |
| 798 | (void)AcpiEvaluateObject(sc->sc_node->ad_handle, "SUWB" , ¶ms, NULL); |
| 799 | } |
| 800 | |
| 801 | static uint8_t |
| 802 | thinkpad_brightness_read(thinkpad_softc_t *sc) |
| 803 | { |
| 804 | uint32_t val = 0; |
| 805 | |
| 806 | AcpiOsWritePort(IO_RTC, 0x6c, 8); |
| 807 | AcpiOsReadPort(IO_RTC + 1, &val, 8); |
| 808 | |
| 809 | return val & 7; |
| 810 | } |
| 811 | |
| 812 | static void |
| 813 | thinkpad_brightness_up(device_t self) |
| 814 | { |
| 815 | thinkpad_softc_t *sc = device_private(self); |
| 816 | |
| 817 | if (thinkpad_brightness_read(sc) == 7) |
| 818 | return; |
| 819 | |
| 820 | thinkpad_cmos(sc, THINKPAD_CMOS_BRIGHTNESS_UP); |
| 821 | } |
| 822 | |
| 823 | static void |
| 824 | thinkpad_brightness_down(device_t self) |
| 825 | { |
| 826 | thinkpad_softc_t *sc = device_private(self); |
| 827 | |
| 828 | if (thinkpad_brightness_read(sc) == 0) |
| 829 | return; |
| 830 | |
| 831 | thinkpad_cmos(sc, THINKPAD_CMOS_BRIGHTNESS_DOWN); |
| 832 | } |
| 833 | |
| 834 | static void |
| 835 | thinkpad_cmos(thinkpad_softc_t *sc, uint8_t cmd) |
| 836 | { |
| 837 | ACPI_STATUS rv; |
| 838 | |
| 839 | if (sc->sc_cmoshdl == NULL) |
| 840 | return; |
| 841 | |
| 842 | rv = acpi_eval_set_integer(sc->sc_cmoshdl, NULL, cmd); |
| 843 | |
| 844 | if (ACPI_FAILURE(rv)) |
| 845 | aprint_error_dev(sc->sc_dev, "couldn't evaluate CMOS: %s\n" , |
| 846 | AcpiFormatException(rv)); |
| 847 | } |
| 848 | |
| 849 | static bool |
| 850 | thinkpad_resume(device_t dv, const pmf_qual_t *qual) |
| 851 | { |
| 852 | thinkpad_softc_t *sc = device_private(dv); |
| 853 | |
| 854 | if (sc->sc_powhdl == NULL) |
| 855 | return true; |
| 856 | |
| 857 | (void)acpi_power_res(sc->sc_powhdl, sc->sc_node->ad_handle, true); |
| 858 | |
| 859 | return true; |
| 860 | } |
| 861 | |
| 862 | MODULE(MODULE_CLASS_DRIVER, thinkpad, "sysmon_envsys,sysmon_power" ); |
| 863 | |
| 864 | #ifdef _MODULE |
| 865 | #include "ioconf.c" |
| 866 | #endif |
| 867 | |
| 868 | static int |
| 869 | thinkpad_modcmd(modcmd_t cmd, void *aux) |
| 870 | { |
| 871 | int rv = 0; |
| 872 | |
| 873 | switch (cmd) { |
| 874 | |
| 875 | case MODULE_CMD_INIT: |
| 876 | |
| 877 | #ifdef _MODULE |
| 878 | rv = config_init_component(cfdriver_ioconf_thinkpad, |
| 879 | cfattach_ioconf_thinkpad, cfdata_ioconf_thinkpad); |
| 880 | #endif |
| 881 | break; |
| 882 | |
| 883 | case MODULE_CMD_FINI: |
| 884 | |
| 885 | #ifdef _MODULE |
| 886 | rv = config_fini_component(cfdriver_ioconf_thinkpad, |
| 887 | cfattach_ioconf_thinkpad, cfdata_ioconf_thinkpad); |
| 888 | #endif |
| 889 | break; |
| 890 | |
| 891 | default: |
| 892 | rv = ENOTTY; |
| 893 | } |
| 894 | |
| 895 | return rv; |
| 896 | } |
| 897 | |