acpi_sony.c revision 163856
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 27143002Sobrien#include <sys/cdefs.h> 28143002Sobrien__FBSDID("$FreeBSD: head/sys/dev/acpi_support/acpi_sony.c 163856 2006-11-01 03:45:24Z kevlo $"); 29143002Sobrien 30137593Simp#include "opt_acpi.h" 31137593Simp#include <sys/param.h> 32137593Simp#include <sys/kernel.h> 33137593Simp#include <sys/bus.h> 34150003Sobrien#include <contrib/dev/acpica/acpi.h> 35137593Simp#include "acpi_if.h" 36137593Simp#include <sys/module.h> 37137593Simp#include <dev/acpica/acpivar.h> 38137593Simp#include <sys/sysctl.h> 39138825Snjl 40138825Snjl#define _COMPONENT ACPI_OEM 41138825SnjlACPI_MODULE_NAME("Sony") 42138825Snjl 43138197Simp#define ACPI_SONY_GET_BRIGHTNESS "GBRT" 44138197Simp#define ACPI_SONY_SET_BRIGHTNESS "SBRT" 45138197Simp#define ACPI_SONY_GET_PID "GPID" 46138825Snjl 47137593Simp/* 48137593Simp * SNY5001 49137593Simp * [GS]BRT [GS]PBR [GS]CTR [GS]PCR [GS]CMI [CDPW GCDP]? GWDP PWAK PWRN 50137593Simp * 51137593Simp */ 52137593Simp 53138197Simpstruct acpi_sony_softc { 54137714Simp int pid; 55137593Simp}; 56138197Simpstatic struct acpi_sony_name_list 57137593Simp{ 58137714Simp char *nodename; 59137714Simp char *getmethod; 60137714Simp char *setmethod; 61137714Simp char *comment; 62138197Simp} acpi_sony_oids[] = { 63137714Simp { "brightness", "GBRT", "SBRT", "Display Brightness"}, 64137714Simp { "ctr", "GCTR", "SCTR", "??"}, 65137714Simp { "pcr", "GPCR", "SPCR", "???"}, 66137593Simp#if 0 67137714Simp { "cmi", "GCMI", "SCMI", "????"}, 68137593Simp#endif 69137714Simp { "wdp", "GWDP", NULL, "?????"}, 70163856Skevlo { "cdp", "GCDP", "CDPW", "CD Power"}, /*shares [\GL03]&0x8 flag*/ 71163856Skevlo { NULL, NULL, NULL } 72137593Simp}; 73137593Simp 74138197Simpstatic int acpi_sony_probe(device_t dev); 75138197Simpstatic int acpi_sony_attach(device_t dev); 76138197Simpstatic int acpi_sony_detach(device_t dev); 77138197Simpstatic int sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS); 78137593Simp 79138197Simpstatic device_method_t acpi_sony_methods[] = { 80137593Simp /* Device interface */ 81138197Simp DEVMETHOD(device_probe, acpi_sony_probe), 82138197Simp DEVMETHOD(device_attach, acpi_sony_attach), 83138197Simp DEVMETHOD(device_detach, acpi_sony_detach), 84137593Simp 85137593Simp {0, 0} 86137593Simp}; 87137593Simp 88138197Simpstatic driver_t acpi_sony_driver = { 89138197Simp "acpi_sony", 90138197Simp acpi_sony_methods, 91138197Simp sizeof(struct acpi_sony_softc), 92137593Simp}; 93137593Simp 94138197Simpstatic devclass_t acpi_sony_devclass; 95137593Simp 96138197SimpDRIVER_MODULE(acpi_sony, acpi, acpi_sony_driver, acpi_sony_devclass, 97137593Simp 0, 0); 98138197SimpMODULE_DEPEND(acpi_sony, acpi, 1, 1, 1); 99137593Simpstatic char *sny_id[] = {"SNY5001", NULL}; 100137593Simp 101137593Simpstatic int 102138197Simpacpi_sony_probe(device_t dev) 103137593Simp{ 104138197Simp struct acpi_sony_softc *sc; 105137593Simp int ret = ENXIO; 106137593Simp 107137593Simp sc = device_get_softc(dev); 108137593Simp 109137593Simp if (ACPI_ID_PROBE(device_get_parent(dev), dev, sny_id)) { 110137593Simp device_set_desc(dev, "Sony notebook controller"); 111137593Simp ret = 0; 112137593Simp } 113137593Simp return (ret); 114137593Simp} 115137593Simp 116137593Simpstatic int 117138197Simpacpi_sony_attach(device_t dev) 118137593Simp{ 119138197Simp struct acpi_sony_softc *sc; 120137593Simp int i; 121137593Simp 122137593Simp sc = device_get_softc(dev); 123138197Simp acpi_GetInteger(acpi_get_handle(dev), ACPI_SONY_GET_PID, &sc->pid); 124137593Simp device_printf(dev, "PID %x\n", sc->pid); 125138197Simp for (i = 0 ; acpi_sony_oids[i].nodename != NULL; i++){ 126137593Simp SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), 127137681Simp SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), 128138197Simp i, acpi_sony_oids[i].nodename , CTLTYPE_INT | 129138197Simp ((acpi_sony_oids[i].setmethod)? CTLFLAG_RW: CTLFLAG_RD), 130138197Simp dev, i, sysctl_acpi_sony_gen_handler, "I", 131138197Simp acpi_sony_oids[i].comment); 132137593Simp } 133137714Simp return (0); 134137593Simp} 135137593Simp 136137593Simpstatic int 137138197Simpacpi_sony_detach(device_t dev) 138137593Simp{ 139137745Simp return (0); 140137593Simp} 141137714Simp 142137593Simp#if 0 143137593Simpstatic int 144138197Simpacpi_sony_suspend(device_t dev) 145137593Simp{ 146138197Simp struct acpi_sony_softc *sc = device_get_softc(dev); 147137714Simp return (0); 148137593Simp} 149137593Simp 150137593Simpstatic int 151138197Simpacpi_sony_resume(device_t dev) 152137593Simp{ 153137593Simp return (0); 154137593Simp} 155137593Simp#endif 156137593Simp 157137593Simpstatic int 158138197Simpsysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS) 159137593Simp{ 160137593Simp device_t dev = arg1; 161137593Simp int function = oidp->oid_arg2; 162137593Simp int error = 0, val; 163137593Simp 164137714Simp acpi_GetInteger(acpi_get_handle(dev), 165138197Simp acpi_sony_oids[function].getmethod, &val); 166137593Simp error = sysctl_handle_int(oidp, &val, 0, req); 167138197Simp if (error || !req->newptr || !acpi_sony_oids[function].setmethod) 168137714Simp return (error); 169137714Simp acpi_SetInteger(acpi_get_handle(dev), 170138197Simp acpi_sony_oids[function].setmethod, val); 171137714Simp return (0); 172137593Simp} 173