acpi_sony.c revision 137714
1137593Simp/*- 2137593Simp * Copyright (c) 2004 Takanori Watanabe 3137593Simp * All rights reserved. 4137593Simp * 5137593Simp * Redistribution and use in source and binary forms, with or without 6137593Simp * modification, are permitted provided that the following conditions 7137593Simp * are met: 8137593Simp * 1. Redistributions of source code must retain the above copyright 9137593Simp * notice, this list of conditions and the following disclaimer. 10137593Simp * 2. Redistributions in binary form must reproduce the above copyright 11137593Simp * notice, this list of conditions and the following disclaimer in the 12137593Simp * documentation and/or other materials provided with the distribution. 13137593Simp * 14137593Simp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15137593Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16137593Simp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17137593Simp * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18137593Simp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19137593Simp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20137593Simp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21137593Simp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22137593Simp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23137593Simp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24137593Simp * SUCH DAMAGE. 25137593Simp * 26137593Simp * $FreeBSD: head/sys/dev/acpi_support/acpi_sony.c 137714 2004-11-15 05:12:17Z imp $ 27137593Simp */ 28137593Simp 29137593Simp#include "opt_acpi.h" 30137593Simp#include <sys/param.h> 31137593Simp#include <sys/kernel.h> 32137593Simp#include <sys/bus.h> 33137593Simp#include "acpi.h" 34137593Simp#include "acpi_if.h" 35137593Simp#include <sys/module.h> 36137593Simp#include <dev/acpica/acpivar.h> 37137593Simp#include <sys/sysctl.h> 38137593Simp#define ACPI_SNC_GET_BRIGHTNESS "GBRT" 39137593Simp#define ACPI_SNC_SET_BRIGHTNESS "SBRT" 40137593Simp#define ACPI_SNC_GET_PID "GPID" 41137593Simp/* 42137593Simp * SNY5001 43137593Simp * [GS]BRT [GS]PBR [GS]CTR [GS]PCR [GS]CMI [CDPW GCDP]? GWDP PWAK PWRN 44137593Simp * 45137593Simp */ 46137593Simp 47137593Simpstruct acpi_snc_softc { 48137714Simp int pid; 49137593Simp}; 50137593Simpstatic struct acpi_snc_name_list 51137593Simp{ 52137714Simp char *nodename; 53137714Simp char *getmethod; 54137714Simp char *setmethod; 55137714Simp char *comment; 56137714Simp} acpi_snc_oids[] = { 57137714Simp { "brightness", "GBRT", "SBRT", "Display Brightness"}, 58137714Simp { "ctr", "GCTR", "SCTR", "??"}, 59137714Simp { "pcr", "GPCR", "SPCR", "???"}, 60137593Simp#if 0 61137714Simp { "cmi", "GCMI", "SCMI", "????"}, 62137593Simp#endif 63137714Simp { "wdp", "GWDP", NULL, "?????"}, 64137714Simp { "cdp", "GCDP", "CDPW", "??????"}, /*shares [\GL03]&0x8 flag*/ 65137714Simp {NULL, NULL,NULL} 66137593Simp}; 67137593Simp 68137593Simpstatic int acpi_snc_probe(device_t dev); 69137593Simpstatic int acpi_snc_attach(device_t dev); 70137593Simpstatic int acpi_snc_detach(device_t dev); 71137593Simpstatic int sysctl_acpi_snc_gen_handler(SYSCTL_HANDLER_ARGS); 72137593Simp 73137593Simpstatic device_method_t acpi_snc_methods[] = { 74137593Simp /* Device interface */ 75137593Simp DEVMETHOD(device_probe, acpi_snc_probe), 76137593Simp DEVMETHOD(device_attach, acpi_snc_attach), 77137593Simp DEVMETHOD(device_detach, acpi_snc_detach), 78137593Simp 79137593Simp {0, 0} 80137593Simp}; 81137593Simp 82137593Simpstatic driver_t acpi_snc_driver = { 83137593Simp "acpi_snc", 84137593Simp acpi_snc_methods, 85137593Simp sizeof(struct acpi_snc_softc), 86137593Simp}; 87137593Simp 88137593Simpstatic devclass_t acpi_snc_devclass; 89137593Simp 90137593SimpDRIVER_MODULE(acpi_snc, acpi, acpi_snc_driver, acpi_snc_devclass, 91137593Simp 0, 0); 92137593SimpMODULE_DEPEND(acpi_snc, acpi, 1, 1, 1); 93137593Simpstatic char *sny_id[] = {"SNY5001", NULL}; 94137593Simp 95137593Simpstatic int 96137593Simpacpi_snc_probe(device_t dev) 97137593Simp{ 98137593Simp struct acpi_snc_softc *sc; 99137593Simp int ret = ENXIO; 100137593Simp 101137593Simp sc = device_get_softc(dev); 102137593Simp 103137593Simp if (ACPI_ID_PROBE(device_get_parent(dev), dev, sny_id)) { 104137593Simp device_set_desc(dev, "Sony notebook controller"); 105137593Simp ret = 0; 106137593Simp } 107137593Simp return (ret); 108137593Simp} 109137593Simp 110137593Simpstatic int 111137593Simpacpi_snc_attach(device_t dev) 112137593Simp{ 113137593Simp struct acpi_snc_softc *sc; 114137593Simp int i; 115137593Simp 116137593Simp sc = device_get_softc(dev); 117137593Simp acpi_GetInteger(acpi_get_handle(dev), ACPI_SNC_GET_PID, &sc->pid); 118137593Simp device_printf(dev, "PID %x\n", sc->pid); 119137681Simp for (i = 0 ; acpi_snc_oids[i].nodename != NULL; i++){ 120137593Simp SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), 121137681Simp SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), 122137681Simp i, acpi_snc_oids[i].nodename , CTLTYPE_INT | 123137681Simp ((acpi_snc_oids[i].setmethod)? CTLFLAG_RW: CTLFLAG_RD), 124137681Simp dev, i, sysctl_acpi_snc_gen_handler, "I", 125137681Simp acpi_snc_oids[i].comment); 126137593Simp } 127137714Simp return (0); 128137593Simp} 129137593Simp 130137593Simpstatic int 131137593Simpacpi_snc_detach(device_t dev) 132137593Simp{ 133137593Simp return_VALUE(0); 134137593Simp} 135137714Simp 136137593Simp#if 0 137137593Simpstatic int 138137593Simpacpi_snc_suspend(device_t dev) 139137593Simp{ 140137593Simp struct acpi_snc_softc *sc = device_get_softc(dev); 141137714Simp return (0); 142137593Simp} 143137593Simp 144137593Simpstatic int 145137593Simpacpi_snc_resume(device_t dev) 146137593Simp{ 147137593Simp return (0); 148137593Simp} 149137593Simp#endif 150137593Simp 151137593Simpstatic int 152137593Simpsysctl_acpi_snc_gen_handler(SYSCTL_HANDLER_ARGS) 153137593Simp{ 154137593Simp device_t dev = arg1; 155137593Simp int function = oidp->oid_arg2; 156137593Simp int error = 0, val; 157137593Simp 158137714Simp acpi_GetInteger(acpi_get_handle(dev), 159137714Simp acpi_snc_oids[function].getmethod, &val); 160137593Simp error = sysctl_handle_int(oidp, &val, 0, req); 161137593Simp if (error || !req->newptr || !acpi_snc_oids[function].setmethod) 162137714Simp return (error); 163137714Simp acpi_SetInteger(acpi_get_handle(dev), 164137714Simp acpi_snc_oids[function].setmethod, val); 165137714Simp return (0); 166137593Simp} 167