1564 lines
41 KiB
C
1564 lines
41 KiB
C
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/*
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* Sony Programmable I/O Control Device driver for VAIO
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*
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* Copyright (C) 2007 Mattia Dongili <malattia@linux.it>
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*
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* Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
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*
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* Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
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*
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* Copyright (C) 2001-2002 Alcôve <www.alcove.com>
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*
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* Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
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*
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* Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
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*
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* Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
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*
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* Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
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*
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* Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include <linux/module.h>
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#include <linux/sched.h>
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#include <linux/input.h>
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#include <linux/pci.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/miscdevice.h>
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#include <linux/poll.h>
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#include <linux/delay.h>
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#include <linux/wait.h>
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#include <linux/acpi.h>
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#include <linux/dmi.h>
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#include <linux/err.h>
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#include <linux/kfifo.h>
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#include <linux/platform_device.h>
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#include <linux/gfp.h>
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#include <linux/uaccess.h>
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#include <asm/io.h>
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#include <linux/sonypi.h>
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#define SONYPI_DRIVER_VERSION "1.26"
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MODULE_AUTHOR("Stelian Pop <stelian@popies.net>");
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MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(SONYPI_DRIVER_VERSION);
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static int minor = -1;
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module_param(minor, int, 0);
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MODULE_PARM_DESC(minor,
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"minor number of the misc device, default is -1 (automatic)");
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static int verbose; /* = 0 */
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module_param(verbose, int, 0644);
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MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)");
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static int fnkeyinit; /* = 0 */
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module_param(fnkeyinit, int, 0444);
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MODULE_PARM_DESC(fnkeyinit,
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"set this if your Fn keys do not generate any event");
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static int camera; /* = 0 */
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module_param(camera, int, 0444);
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MODULE_PARM_DESC(camera,
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"set this if you have a MotionEye camera (PictureBook series)");
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static int compat; /* = 0 */
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module_param(compat, int, 0444);
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MODULE_PARM_DESC(compat,
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"set this if you want to enable backward compatibility mode");
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static unsigned long mask = 0xffffffff;
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module_param(mask, ulong, 0644);
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MODULE_PARM_DESC(mask,
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"set this to the mask of event you want to enable (see doc)");
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static int useinput = 1;
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module_param(useinput, int, 0444);
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MODULE_PARM_DESC(useinput,
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"set this if you would like sonypi to feed events to the input subsystem");
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static int check_ioport = 1;
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module_param(check_ioport, int, 0444);
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MODULE_PARM_DESC(check_ioport,
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"set this to 0 if you think the automatic ioport check for sony-laptop is wrong");
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#define SONYPI_DEVICE_MODEL_TYPE1 1
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#define SONYPI_DEVICE_MODEL_TYPE2 2
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#define SONYPI_DEVICE_MODEL_TYPE3 3
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/* type1 models use those */
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#define SONYPI_IRQ_PORT 0x8034
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#define SONYPI_IRQ_SHIFT 22
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#define SONYPI_TYPE1_BASE 0x50
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#define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14)
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#define SONYPI_TYPE1_REGION_SIZE 0x08
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#define SONYPI_TYPE1_EVTYPE_OFFSET 0x04
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/* type2 series specifics */
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#define SONYPI_SIRQ 0x9b
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#define SONYPI_SLOB 0x9c
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#define SONYPI_SHIB 0x9d
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#define SONYPI_TYPE2_REGION_SIZE 0x20
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#define SONYPI_TYPE2_EVTYPE_OFFSET 0x12
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/* type3 series specifics */
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#define SONYPI_TYPE3_BASE 0x40
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#define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */
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#define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */
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#define SONYPI_TYPE3_REGION_SIZE 0x20
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#define SONYPI_TYPE3_EVTYPE_OFFSET 0x12
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/* battery / brightness addresses */
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#define SONYPI_BAT_FLAGS 0x81
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#define SONYPI_LCD_LIGHT 0x96
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#define SONYPI_BAT1_PCTRM 0xa0
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#define SONYPI_BAT1_LEFT 0xa2
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#define SONYPI_BAT1_MAXRT 0xa4
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#define SONYPI_BAT2_PCTRM 0xa8
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#define SONYPI_BAT2_LEFT 0xaa
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#define SONYPI_BAT2_MAXRT 0xac
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#define SONYPI_BAT1_MAXTK 0xb0
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#define SONYPI_BAT1_FULL 0xb2
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#define SONYPI_BAT2_MAXTK 0xb8
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#define SONYPI_BAT2_FULL 0xba
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/* FAN0 information (reverse engineered from ACPI tables) */
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#define SONYPI_FAN0_STATUS 0x93
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#define SONYPI_TEMP_STATUS 0xC1
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/* ioports used for brightness and type2 events */
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#define SONYPI_DATA_IOPORT 0x62
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#define SONYPI_CST_IOPORT 0x66
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/* The set of possible ioports */
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struct sonypi_ioport_list {
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u16 port1;
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u16 port2;
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};
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static struct sonypi_ioport_list sonypi_type1_ioport_list[] = {
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{ 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */
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{ 0x1080, 0x1084 },
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{ 0x1090, 0x1094 },
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{ 0x10a0, 0x10a4 },
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{ 0x10b0, 0x10b4 },
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{ 0x0, 0x0 }
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};
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static struct sonypi_ioport_list sonypi_type2_ioport_list[] = {
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{ 0x1080, 0x1084 },
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{ 0x10a0, 0x10a4 },
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{ 0x10c0, 0x10c4 },
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{ 0x10e0, 0x10e4 },
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{ 0x0, 0x0 }
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};
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/* same as in type 2 models */
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static struct sonypi_ioport_list *sonypi_type3_ioport_list =
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sonypi_type2_ioport_list;
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/* The set of possible interrupts */
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struct sonypi_irq_list {
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u16 irq;
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u16 bits;
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};
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static struct sonypi_irq_list sonypi_type1_irq_list[] = {
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{ 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */
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{ 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */
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{ 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */
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{ 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */
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};
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static struct sonypi_irq_list sonypi_type2_irq_list[] = {
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{ 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */
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{ 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */
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{ 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */
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{ 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */
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{ 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */
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};
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/* same as in type2 models */
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static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list;
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#define SONYPI_CAMERA_BRIGHTNESS 0
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#define SONYPI_CAMERA_CONTRAST 1
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#define SONYPI_CAMERA_HUE 2
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#define SONYPI_CAMERA_COLOR 3
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#define SONYPI_CAMERA_SHARPNESS 4
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#define SONYPI_CAMERA_PICTURE 5
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#define SONYPI_CAMERA_EXPOSURE_MASK 0xC
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#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3
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#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30
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#define SONYPI_CAMERA_MUTE_MASK 0x40
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/* the rest don't need a loop until not 0xff */
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#define SONYPI_CAMERA_AGC 6
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#define SONYPI_CAMERA_AGC_MASK 0x30
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#define SONYPI_CAMERA_SHUTTER_MASK 0x7
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#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7
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#define SONYPI_CAMERA_CONTROL 0x10
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#define SONYPI_CAMERA_STATUS 7
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#define SONYPI_CAMERA_STATUS_READY 0x2
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#define SONYPI_CAMERA_STATUS_POSITION 0x4
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#define SONYPI_DIRECTION_BACKWARDS 0x4
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#define SONYPI_CAMERA_REVISION 8
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#define SONYPI_CAMERA_ROMVERSION 9
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/* Event masks */
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#define SONYPI_JOGGER_MASK 0x00000001
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#define SONYPI_CAPTURE_MASK 0x00000002
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#define SONYPI_FNKEY_MASK 0x00000004
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#define SONYPI_BLUETOOTH_MASK 0x00000008
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#define SONYPI_PKEY_MASK 0x00000010
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#define SONYPI_BACK_MASK 0x00000020
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#define SONYPI_HELP_MASK 0x00000040
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#define SONYPI_LID_MASK 0x00000080
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#define SONYPI_ZOOM_MASK 0x00000100
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#define SONYPI_THUMBPHRASE_MASK 0x00000200
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#define SONYPI_MEYE_MASK 0x00000400
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#define SONYPI_MEMORYSTICK_MASK 0x00000800
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#define SONYPI_BATTERY_MASK 0x00001000
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#define SONYPI_WIRELESS_MASK 0x00002000
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struct sonypi_event {
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u8 data;
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u8 event;
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};
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/* The set of possible button release events */
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static struct sonypi_event sonypi_releaseev[] = {
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{ 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
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{ 0, 0 }
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};
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/* The set of possible jogger events */
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static struct sonypi_event sonypi_joggerev[] = {
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{ 0x1f, SONYPI_EVENT_JOGDIAL_UP },
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{ 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
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{ 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
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{ 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
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{ 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
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{ 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
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{ 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
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{ 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
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{ 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
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{ 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
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{ 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
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{ 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
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{ 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
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{ 0, 0 }
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};
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/* The set of possible capture button events */
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static struct sonypi_event sonypi_captureev[] = {
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{ 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
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{ 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
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{ 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
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{ 0, 0 }
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};
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/* The set of possible fnkeys events */
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static struct sonypi_event sonypi_fnkeyev[] = {
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{ 0x10, SONYPI_EVENT_FNKEY_ESC },
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{ 0x11, SONYPI_EVENT_FNKEY_F1 },
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{ 0x12, SONYPI_EVENT_FNKEY_F2 },
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{ 0x13, SONYPI_EVENT_FNKEY_F3 },
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{ 0x14, SONYPI_EVENT_FNKEY_F4 },
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{ 0x15, SONYPI_EVENT_FNKEY_F5 },
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{ 0x16, SONYPI_EVENT_FNKEY_F6 },
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{ 0x17, SONYPI_EVENT_FNKEY_F7 },
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{ 0x18, SONYPI_EVENT_FNKEY_F8 },
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{ 0x19, SONYPI_EVENT_FNKEY_F9 },
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{ 0x1a, SONYPI_EVENT_FNKEY_F10 },
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{ 0x1b, SONYPI_EVENT_FNKEY_F11 },
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{ 0x1c, SONYPI_EVENT_FNKEY_F12 },
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{ 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
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{ 0x21, SONYPI_EVENT_FNKEY_1 },
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{ 0x22, SONYPI_EVENT_FNKEY_2 },
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{ 0x31, SONYPI_EVENT_FNKEY_D },
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{ 0x32, SONYPI_EVENT_FNKEY_E },
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{ 0x33, SONYPI_EVENT_FNKEY_F },
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{ 0x34, SONYPI_EVENT_FNKEY_S },
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{ 0x35, SONYPI_EVENT_FNKEY_B },
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{ 0x36, SONYPI_EVENT_FNKEY_ONLY },
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{ 0, 0 }
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};
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/* The set of possible program key events */
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static struct sonypi_event sonypi_pkeyev[] = {
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{ 0x01, SONYPI_EVENT_PKEY_P1 },
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{ 0x02, SONYPI_EVENT_PKEY_P2 },
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{ 0x04, SONYPI_EVENT_PKEY_P3 },
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{ 0x5c, SONYPI_EVENT_PKEY_P1 },
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{ 0, 0 }
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};
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/* The set of possible bluetooth events */
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static struct sonypi_event sonypi_blueev[] = {
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{ 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
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{ 0x59, SONYPI_EVENT_BLUETOOTH_ON },
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{ 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
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{ 0, 0 }
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};
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/* The set of possible wireless events */
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static struct sonypi_event sonypi_wlessev[] = {
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{ 0x59, SONYPI_EVENT_WIRELESS_ON },
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{ 0x5a, SONYPI_EVENT_WIRELESS_OFF },
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{ 0, 0 }
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};
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/* The set of possible back button events */
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static struct sonypi_event sonypi_backev[] = {
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{ 0x20, SONYPI_EVENT_BACK_PRESSED },
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{ 0, 0 }
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};
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/* The set of possible help button events */
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static struct sonypi_event sonypi_helpev[] = {
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{ 0x3b, SONYPI_EVENT_HELP_PRESSED },
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{ 0, 0 }
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};
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||
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/* The set of possible lid events */
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static struct sonypi_event sonypi_lidev[] = {
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{ 0x51, SONYPI_EVENT_LID_CLOSED },
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{ 0x50, SONYPI_EVENT_LID_OPENED },
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{ 0, 0 }
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};
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/* The set of possible zoom events */
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static struct sonypi_event sonypi_zoomev[] = {
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{ 0x39, SONYPI_EVENT_ZOOM_PRESSED },
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{ 0, 0 }
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};
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/* The set of possible thumbphrase events */
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static struct sonypi_event sonypi_thumbphraseev[] = {
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{ 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
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{ 0, 0 }
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||
|
};
|
||
|
|
||
|
/* The set of possible motioneye camera events */
|
||
|
static struct sonypi_event sonypi_meyeev[] = {
|
||
|
{ 0x00, SONYPI_EVENT_MEYE_FACE },
|
||
|
{ 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
|
||
|
{ 0, 0 }
|
||
|
};
|
||
|
|
||
|
/* The set of possible memorystick events */
|
||
|
static struct sonypi_event sonypi_memorystickev[] = {
|
||
|
{ 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
|
||
|
{ 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
|
||
|
{ 0, 0 }
|
||
|
};
|
||
|
|
||
|
/* The set of possible battery events */
|
||
|
static struct sonypi_event sonypi_batteryev[] = {
|
||
|
{ 0x20, SONYPI_EVENT_BATTERY_INSERT },
|
||
|
{ 0x30, SONYPI_EVENT_BATTERY_REMOVE },
|
||
|
{ 0, 0 }
|
||
|
};
|
||
|
|
||
|
static struct sonypi_eventtypes {
|
||
|
int model;
|
||
|
u8 data;
|
||
|
unsigned long mask;
|
||
|
struct sonypi_event * events;
|
||
|
} sonypi_eventtypes[] = {
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0, 0xffffffff, sonypi_releaseev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
|
||
|
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0, 0xffffffff, sonypi_releaseev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
||
|
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE3, 0, 0xffffffff, sonypi_releaseev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
|
||
|
{ SONYPI_DEVICE_MODEL_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
|
||
|
{ 0 }
|
||
|
};
|
||
|
|
||
|
#define SONYPI_BUF_SIZE 128
|
||
|
|
||
|
/* Correspondance table between sonypi events and input layer events */
|
||
|
static struct {
|
||
|
int sonypiev;
|
||
|
int inputev;
|
||
|
} sonypi_inputkeys[] = {
|
||
|
{ SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA },
|
||
|
{ SONYPI_EVENT_FNKEY_ONLY, KEY_FN },
|
||
|
{ SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC },
|
||
|
{ SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 },
|
||
|
{ SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 },
|
||
|
{ SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 },
|
||
|
{ SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 },
|
||
|
{ SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 },
|
||
|
{ SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 },
|
||
|
{ SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 },
|
||
|
{ SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 },
|
||
|
{ SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 },
|
||
|
{ SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 },
|
||
|
{ SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 },
|
||
|
{ SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 },
|
||
|
{ SONYPI_EVENT_FNKEY_1, KEY_FN_1 },
|
||
|
{ SONYPI_EVENT_FNKEY_2, KEY_FN_2 },
|
||
|
{ SONYPI_EVENT_FNKEY_D, KEY_FN_D },
|
||
|
{ SONYPI_EVENT_FNKEY_E, KEY_FN_E },
|
||
|
{ SONYPI_EVENT_FNKEY_F, KEY_FN_F },
|
||
|
{ SONYPI_EVENT_FNKEY_S, KEY_FN_S },
|
||
|
{ SONYPI_EVENT_FNKEY_B, KEY_FN_B },
|
||
|
{ SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE },
|
||
|
{ SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE },
|
||
|
{ SONYPI_EVENT_PKEY_P1, KEY_PROG1 },
|
||
|
{ SONYPI_EVENT_PKEY_P2, KEY_PROG2 },
|
||
|
{ SONYPI_EVENT_PKEY_P3, KEY_PROG3 },
|
||
|
{ SONYPI_EVENT_BACK_PRESSED, KEY_BACK },
|
||
|
{ SONYPI_EVENT_HELP_PRESSED, KEY_HELP },
|
||
|
{ SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM },
|
||
|
{ SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB },
|
||
|
{ 0, 0 },
|
||
|
};
|
||
|
|
||
|
struct sonypi_keypress {
|
||
|
struct input_dev *dev;
|
||
|
int key;
|
||
|
};
|
||
|
|
||
|
static struct sonypi_device {
|
||
|
struct pci_dev *dev;
|
||
|
u16 irq;
|
||
|
u16 bits;
|
||
|
u16 ioport1;
|
||
|
u16 ioport2;
|
||
|
u16 region_size;
|
||
|
u16 evtype_offset;
|
||
|
int camera_power;
|
||
|
int bluetooth_power;
|
||
|
struct mutex lock;
|
||
|
struct kfifo fifo;
|
||
|
spinlock_t fifo_lock;
|
||
|
wait_queue_head_t fifo_proc_list;
|
||
|
struct fasync_struct *fifo_async;
|
||
|
int open_count;
|
||
|
int model;
|
||
|
struct input_dev *input_jog_dev;
|
||
|
struct input_dev *input_key_dev;
|
||
|
struct work_struct input_work;
|
||
|
struct kfifo input_fifo;
|
||
|
spinlock_t input_fifo_lock;
|
||
|
} sonypi_device;
|
||
|
|
||
|
#define ITERATIONS_LONG 10000
|
||
|
#define ITERATIONS_SHORT 10
|
||
|
|
||
|
#define wait_on_command(quiet, command, iterations) { \
|
||
|
unsigned int n = iterations; \
|
||
|
while (--n && (command)) \
|
||
|
udelay(1); \
|
||
|
if (!n && (verbose || !quiet)) \
|
||
|
printk(KERN_WARNING "sonypi command failed at %s : %s (line %d)\n", __FILE__, __func__, __LINE__); \
|
||
|
}
|
||
|
|
||
|
#ifdef CONFIG_ACPI
|
||
|
#define SONYPI_ACPI_ACTIVE (!acpi_disabled)
|
||
|
#else
|
||
|
#define SONYPI_ACPI_ACTIVE 0
|
||
|
#endif /* CONFIG_ACPI */
|
||
|
|
||
|
#ifdef CONFIG_ACPI
|
||
|
static struct acpi_device *sonypi_acpi_device;
|
||
|
static int acpi_driver_registered;
|
||
|
#endif
|
||
|
|
||
|
static int sonypi_ec_write(u8 addr, u8 value)
|
||
|
{
|
||
|
#ifdef CONFIG_ACPI
|
||
|
if (SONYPI_ACPI_ACTIVE)
|
||
|
return ec_write(addr, value);
|
||
|
#endif
|
||
|
wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG);
|
||
|
outb_p(0x81, SONYPI_CST_IOPORT);
|
||
|
wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
|
||
|
outb_p(addr, SONYPI_DATA_IOPORT);
|
||
|
wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
|
||
|
outb_p(value, SONYPI_DATA_IOPORT);
|
||
|
wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int sonypi_ec_read(u8 addr, u8 *value)
|
||
|
{
|
||
|
#ifdef CONFIG_ACPI
|
||
|
if (SONYPI_ACPI_ACTIVE)
|
||
|
return ec_read(addr, value);
|
||
|
#endif
|
||
|
wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3, ITERATIONS_LONG);
|
||
|
outb_p(0x80, SONYPI_CST_IOPORT);
|
||
|
wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
|
||
|
outb_p(addr, SONYPI_DATA_IOPORT);
|
||
|
wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2, ITERATIONS_LONG);
|
||
|
*value = inb_p(SONYPI_DATA_IOPORT);
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int ec_read16(u8 addr, u16 *value)
|
||
|
{
|
||
|
u8 val_lb, val_hb;
|
||
|
if (sonypi_ec_read(addr, &val_lb))
|
||
|
return -1;
|
||
|
if (sonypi_ec_read(addr + 1, &val_hb))
|
||
|
return -1;
|
||
|
*value = val_lb | (val_hb << 8);
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
/* Initializes the device - this comes from the AML code in the ACPI bios */
|
||
|
static void sonypi_type1_srs(void)
|
||
|
{
|
||
|
u32 v;
|
||
|
|
||
|
pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
|
||
|
v = (v & 0xFFFF0000) | ((u32) sonypi_device.ioport1);
|
||
|
pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
|
||
|
|
||
|
pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
|
||
|
v = (v & 0xFFF0FFFF) |
|
||
|
(((u32) sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16);
|
||
|
pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
|
||
|
|
||
|
v = inl(SONYPI_IRQ_PORT);
|
||
|
v &= ~(((u32) 0x3) << SONYPI_IRQ_SHIFT);
|
||
|
v |= (((u32) sonypi_device.bits) << SONYPI_IRQ_SHIFT);
|
||
|
outl(v, SONYPI_IRQ_PORT);
|
||
|
|
||
|
pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
|
||
|
v = (v & 0xFF1FFFFF) | 0x00C00000;
|
||
|
pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
|
||
|
}
|
||
|
|
||
|
static void sonypi_type2_srs(void)
|
||
|
{
|
||
|
if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8))
|
||
|
printk(KERN_WARNING "ec_write failed\n");
|
||
|
if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF))
|
||
|
printk(KERN_WARNING "ec_write failed\n");
|
||
|
if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits))
|
||
|
printk(KERN_WARNING "ec_write failed\n");
|
||
|
udelay(10);
|
||
|
}
|
||
|
|
||
|
static void sonypi_type3_srs(void)
|
||
|
{
|
||
|
u16 v16;
|
||
|
u8 v8;
|
||
|
|
||
|
/* This model type uses the same initialization of
|
||
|
* the embedded controller as the type2 models. */
|
||
|
sonypi_type2_srs();
|
||
|
|
||
|
/* Initialization of PCI config space of the LPC interface bridge. */
|
||
|
v16 = (sonypi_device.ioport1 & 0xFFF0) | 0x01;
|
||
|
pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, v16);
|
||
|
pci_read_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, &v8);
|
||
|
v8 = (v8 & 0xCF) | 0x10;
|
||
|
pci_write_config_byte(sonypi_device.dev, SONYPI_TYPE3_MISC, v8);
|
||
|
}
|
||
|
|
||
|
/* Disables the device - this comes from the AML code in the ACPI bios */
|
||
|
static void sonypi_type1_dis(void)
|
||
|
{
|
||
|
u32 v;
|
||
|
|
||
|
pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
|
||
|
v = v & 0xFF3FFFFF;
|
||
|
pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
|
||
|
|
||
|
v = inl(SONYPI_IRQ_PORT);
|
||
|
v |= (0x3 << SONYPI_IRQ_SHIFT);
|
||
|
outl(v, SONYPI_IRQ_PORT);
|
||
|
}
|
||
|
|
||
|
static void sonypi_type2_dis(void)
|
||
|
{
|
||
|
if (sonypi_ec_write(SONYPI_SHIB, 0))
|
||
|
printk(KERN_WARNING "ec_write failed\n");
|
||
|
if (sonypi_ec_write(SONYPI_SLOB, 0))
|
||
|
printk(KERN_WARNING "ec_write failed\n");
|
||
|
if (sonypi_ec_write(SONYPI_SIRQ, 0))
|
||
|
printk(KERN_WARNING "ec_write failed\n");
|
||
|
}
|
||
|
|
||
|
static void sonypi_type3_dis(void)
|
||
|
{
|
||
|
sonypi_type2_dis();
|
||
|
udelay(10);
|
||
|
pci_write_config_word(sonypi_device.dev, SONYPI_TYPE3_GID2, 0);
|
||
|
}
|
||
|
|
||
|
static u8 sonypi_call1(u8 dev)
|
||
|
{
|
||
|
u8 v1, v2;
|
||
|
|
||
|
wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
|
||
|
outb(dev, sonypi_device.ioport2);
|
||
|
v1 = inb_p(sonypi_device.ioport2);
|
||
|
v2 = inb_p(sonypi_device.ioport1);
|
||
|
return v2;
|
||
|
}
|
||
|
|
||
|
static u8 sonypi_call2(u8 dev, u8 fn)
|
||
|
{
|
||
|
u8 v1;
|
||
|
|
||
|
wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
|
||
|
outb(dev, sonypi_device.ioport2);
|
||
|
wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
|
||
|
outb(fn, sonypi_device.ioport1);
|
||
|
v1 = inb_p(sonypi_device.ioport1);
|
||
|
return v1;
|
||
|
}
|
||
|
|
||
|
static u8 sonypi_call3(u8 dev, u8 fn, u8 v)
|
||
|
{
|
||
|
u8 v1;
|
||
|
|
||
|
wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
|
||
|
outb(dev, sonypi_device.ioport2);
|
||
|
wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
|
||
|
outb(fn, sonypi_device.ioport1);
|
||
|
wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
|
||
|
outb(v, sonypi_device.ioport1);
|
||
|
v1 = inb_p(sonypi_device.ioport1);
|
||
|
return v1;
|
||
|
}
|
||
|
|
||
|
#if 0
|
||
|
/* Get brightness, hue etc. Unreliable... */
|
||
|
static u8 sonypi_read(u8 fn)
|
||
|
{
|
||
|
u8 v1, v2;
|
||
|
int n = 100;
|
||
|
|
||
|
while (n--) {
|
||
|
v1 = sonypi_call2(0x8f, fn);
|
||
|
v2 = sonypi_call2(0x8f, fn);
|
||
|
if (v1 == v2 && v1 != 0xff)
|
||
|
return v1;
|
||
|
}
|
||
|
return 0xff;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
/* Set brightness, hue etc */
|
||
|
static void sonypi_set(u8 fn, u8 v)
|
||
|
{
|
||
|
wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT);
|
||
|
}
|
||
|
|
||
|
/* Tests if the camera is ready */
|
||
|
static int sonypi_camera_ready(void)
|
||
|
{
|
||
|
u8 v;
|
||
|
|
||
|
v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS);
|
||
|
return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
|
||
|
}
|
||
|
|
||
|
/* Turns the camera off */
|
||
|
static void sonypi_camera_off(void)
|
||
|
{
|
||
|
sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK);
|
||
|
|
||
|
if (!sonypi_device.camera_power)
|
||
|
return;
|
||
|
|
||
|
sonypi_call2(0x91, 0);
|
||
|
sonypi_device.camera_power = 0;
|
||
|
}
|
||
|
|
||
|
/* Turns the camera on */
|
||
|
static void sonypi_camera_on(void)
|
||
|
{
|
||
|
int i, j;
|
||
|
|
||
|
if (sonypi_device.camera_power)
|
||
|
return;
|
||
|
|
||
|
for (j = 5; j > 0; j--) {
|
||
|
|
||
|
while (sonypi_call2(0x91, 0x1))
|
||
|
msleep(10);
|
||
|
sonypi_call1(0x93);
|
||
|
|
||
|
for (i = 400; i > 0; i--) {
|
||
|
if (sonypi_camera_ready())
|
||
|
break;
|
||
|
msleep(10);
|
||
|
}
|
||
|
if (i)
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
if (j == 0) {
|
||
|
printk(KERN_WARNING "sonypi: failed to power on camera\n");
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
sonypi_set(0x10, 0x5a);
|
||
|
sonypi_device.camera_power = 1;
|
||
|
}
|
||
|
|
||
|
/* sets the bluetooth subsystem power state */
|
||
|
static void sonypi_setbluetoothpower(u8 state)
|
||
|
{
|
||
|
state = !!state;
|
||
|
|
||
|
if (sonypi_device.bluetooth_power == state)
|
||
|
return;
|
||
|
|
||
|
sonypi_call2(0x96, state);
|
||
|
sonypi_call1(0x82);
|
||
|
sonypi_device.bluetooth_power = state;
|
||
|
}
|
||
|
|
||
|
static void input_keyrelease(struct work_struct *work)
|
||
|
{
|
||
|
struct sonypi_keypress kp;
|
||
|
|
||
|
while (kfifo_out_locked(&sonypi_device.input_fifo, (unsigned char *)&kp,
|
||
|
sizeof(kp), &sonypi_device.input_fifo_lock)
|
||
|
== sizeof(kp)) {
|
||
|
msleep(10);
|
||
|
input_report_key(kp.dev, kp.key, 0);
|
||
|
input_sync(kp.dev);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
static void sonypi_report_input_event(u8 event)
|
||
|
{
|
||
|
struct input_dev *jog_dev = sonypi_device.input_jog_dev;
|
||
|
struct input_dev *key_dev = sonypi_device.input_key_dev;
|
||
|
struct sonypi_keypress kp = { NULL };
|
||
|
int i;
|
||
|
|
||
|
switch (event) {
|
||
|
case SONYPI_EVENT_JOGDIAL_UP:
|
||
|
case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
|
||
|
input_report_rel(jog_dev, REL_WHEEL, 1);
|
||
|
input_sync(jog_dev);
|
||
|
break;
|
||
|
|
||
|
case SONYPI_EVENT_JOGDIAL_DOWN:
|
||
|
case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
|
||
|
input_report_rel(jog_dev, REL_WHEEL, -1);
|
||
|
input_sync(jog_dev);
|
||
|
break;
|
||
|
|
||
|
case SONYPI_EVENT_JOGDIAL_PRESSED:
|
||
|
kp.key = BTN_MIDDLE;
|
||
|
kp.dev = jog_dev;
|
||
|
break;
|
||
|
|
||
|
case SONYPI_EVENT_FNKEY_RELEASED:
|
||
|
/* Nothing, not all VAIOs generate this event */
|
||
|
break;
|
||
|
|
||
|
default:
|
||
|
for (i = 0; sonypi_inputkeys[i].sonypiev; i++)
|
||
|
if (event == sonypi_inputkeys[i].sonypiev) {
|
||
|
kp.dev = key_dev;
|
||
|
kp.key = sonypi_inputkeys[i].inputev;
|
||
|
break;
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
if (kp.dev) {
|
||
|
input_report_key(kp.dev, kp.key, 1);
|
||
|
input_sync(kp.dev);
|
||
|
kfifo_in_locked(&sonypi_device.input_fifo,
|
||
|
(unsigned char *)&kp, sizeof(kp),
|
||
|
&sonypi_device.input_fifo_lock);
|
||
|
schedule_work(&sonypi_device.input_work);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* Interrupt handler: some event is available */
|
||
|
static irqreturn_t sonypi_irq(int irq, void *dev_id)
|
||
|
{
|
||
|
u8 v1, v2, event = 0;
|
||
|
int i, j;
|
||
|
|
||
|
v1 = inb_p(sonypi_device.ioport1);
|
||
|
v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset);
|
||
|
|
||
|
for (i = 0; sonypi_eventtypes[i].model; i++) {
|
||
|
if (sonypi_device.model != sonypi_eventtypes[i].model)
|
||
|
continue;
|
||
|
if ((v2 & sonypi_eventtypes[i].data) !=
|
||
|
sonypi_eventtypes[i].data)
|
||
|
continue;
|
||
|
if (!(mask & sonypi_eventtypes[i].mask))
|
||
|
continue;
|
||
|
for (j = 0; sonypi_eventtypes[i].events[j].event; j++) {
|
||
|
if (v1 == sonypi_eventtypes[i].events[j].data) {
|
||
|
event = sonypi_eventtypes[i].events[j].event;
|
||
|
goto found;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (verbose)
|
||
|
printk(KERN_WARNING
|
||
|
"sonypi: unknown event port1=0x%02x,port2=0x%02x\n",
|
||
|
v1, v2);
|
||
|
/* We need to return IRQ_HANDLED here because there *are*
|
||
|
* events belonging to the sonypi device we don't know about,
|
||
|
* but we still don't want those to pollute the logs... */
|
||
|
return IRQ_HANDLED;
|
||
|
|
||
|
found:
|
||
|
if (verbose > 1)
|
||
|
printk(KERN_INFO
|
||
|
"sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2);
|
||
|
|
||
|
if (useinput)
|
||
|
sonypi_report_input_event(event);
|
||
|
|
||
|
kfifo_in_locked(&sonypi_device.fifo, (unsigned char *)&event,
|
||
|
sizeof(event), &sonypi_device.fifo_lock);
|
||
|
kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN);
|
||
|
wake_up_interruptible(&sonypi_device.fifo_proc_list);
|
||
|
|
||
|
return IRQ_HANDLED;
|
||
|
}
|
||
|
|
||
|
static int sonypi_misc_fasync(int fd, struct file *filp, int on)
|
||
|
{
|
||
|
return fasync_helper(fd, filp, on, &sonypi_device.fifo_async);
|
||
|
}
|
||
|
|
||
|
static int sonypi_misc_release(struct inode *inode, struct file *file)
|
||
|
{
|
||
|
mutex_lock(&sonypi_device.lock);
|
||
|
sonypi_device.open_count--;
|
||
|
mutex_unlock(&sonypi_device.lock);
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int sonypi_misc_open(struct inode *inode, struct file *file)
|
||
|
{
|
||
|
mutex_lock(&sonypi_device.lock);
|
||
|
/* Flush input queue on first open */
|
||
|
if (!sonypi_device.open_count)
|
||
|
kfifo_reset(&sonypi_device.fifo);
|
||
|
sonypi_device.open_count++;
|
||
|
mutex_unlock(&sonypi_device.lock);
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static ssize_t sonypi_misc_read(struct file *file, char __user *buf,
|
||
|
size_t count, loff_t *pos)
|
||
|
{
|
||
|
ssize_t ret;
|
||
|
unsigned char c;
|
||
|
|
||
|
if ((kfifo_len(&sonypi_device.fifo) == 0) &&
|
||
|
(file->f_flags & O_NONBLOCK))
|
||
|
return -EAGAIN;
|
||
|
|
||
|
ret = wait_event_interruptible(sonypi_device.fifo_proc_list,
|
||
|
kfifo_len(&sonypi_device.fifo) != 0);
|
||
|
if (ret)
|
||
|
return ret;
|
||
|
|
||
|
while (ret < count &&
|
||
|
(kfifo_out_locked(&sonypi_device.fifo, &c, sizeof(c),
|
||
|
&sonypi_device.fifo_lock) == sizeof(c))) {
|
||
|
if (put_user(c, buf++))
|
||
|
return -EFAULT;
|
||
|
ret++;
|
||
|
}
|
||
|
|
||
|
if (ret > 0) {
|
||
|
struct inode *inode = file_inode(file);
|
||
|
inode->i_atime = current_time(inode);
|
||
|
}
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static __poll_t sonypi_misc_poll(struct file *file, poll_table *wait)
|
||
|
{
|
||
|
poll_wait(file, &sonypi_device.fifo_proc_list, wait);
|
||
|
if (kfifo_len(&sonypi_device.fifo))
|
||
|
return EPOLLIN | EPOLLRDNORM;
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static long sonypi_misc_ioctl(struct file *fp,
|
||
|
unsigned int cmd, unsigned long arg)
|
||
|
{
|
||
|
long ret = 0;
|
||
|
void __user *argp = (void __user *)arg;
|
||
|
u8 val8;
|
||
|
u16 val16;
|
||
|
|
||
|
mutex_lock(&sonypi_device.lock);
|
||
|
switch (cmd) {
|
||
|
case SONYPI_IOCGBRT:
|
||
|
if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCSBRT:
|
||
|
if (copy_from_user(&val8, argp, sizeof(val8))) {
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
}
|
||
|
if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8))
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
case SONYPI_IOCGBAT1CAP:
|
||
|
if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCGBAT1REM:
|
||
|
if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCGBAT2CAP:
|
||
|
if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCGBAT2REM:
|
||
|
if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val16, sizeof(val16)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCGBATFLAGS:
|
||
|
if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
val8 &= 0x07;
|
||
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCGBLUE:
|
||
|
val8 = sonypi_device.bluetooth_power;
|
||
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCSBLUE:
|
||
|
if (copy_from_user(&val8, argp, sizeof(val8))) {
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
}
|
||
|
sonypi_setbluetoothpower(val8);
|
||
|
break;
|
||
|
/* FAN Controls */
|
||
|
case SONYPI_IOCGFAN:
|
||
|
if (sonypi_ec_read(SONYPI_FAN0_STATUS, &val8)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
case SONYPI_IOCSFAN:
|
||
|
if (copy_from_user(&val8, argp, sizeof(val8))) {
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
}
|
||
|
if (sonypi_ec_write(SONYPI_FAN0_STATUS, val8))
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
/* GET Temperature (useful under APM) */
|
||
|
case SONYPI_IOCGTEMP:
|
||
|
if (sonypi_ec_read(SONYPI_TEMP_STATUS, &val8)) {
|
||
|
ret = -EIO;
|
||
|
break;
|
||
|
}
|
||
|
if (copy_to_user(argp, &val8, sizeof(val8)))
|
||
|
ret = -EFAULT;
|
||
|
break;
|
||
|
default:
|
||
|
ret = -EINVAL;
|
||
|
}
|
||
|
mutex_unlock(&sonypi_device.lock);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static const struct file_operations sonypi_misc_fops = {
|
||
|
.owner = THIS_MODULE,
|
||
|
.read = sonypi_misc_read,
|
||
|
.poll = sonypi_misc_poll,
|
||
|
.open = sonypi_misc_open,
|
||
|
.release = sonypi_misc_release,
|
||
|
.fasync = sonypi_misc_fasync,
|
||
|
.unlocked_ioctl = sonypi_misc_ioctl,
|
||
|
.llseek = no_llseek,
|
||
|
};
|
||
|
|
||
|
static struct miscdevice sonypi_misc_device = {
|
||
|
.minor = MISC_DYNAMIC_MINOR,
|
||
|
.name = "sonypi",
|
||
|
.fops = &sonypi_misc_fops,
|
||
|
};
|
||
|
|
||
|
static void sonypi_enable(unsigned int camera_on)
|
||
|
{
|
||
|
switch (sonypi_device.model) {
|
||
|
case SONYPI_DEVICE_MODEL_TYPE1:
|
||
|
sonypi_type1_srs();
|
||
|
break;
|
||
|
case SONYPI_DEVICE_MODEL_TYPE2:
|
||
|
sonypi_type2_srs();
|
||
|
break;
|
||
|
case SONYPI_DEVICE_MODEL_TYPE3:
|
||
|
sonypi_type3_srs();
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
sonypi_call1(0x82);
|
||
|
sonypi_call2(0x81, 0xff);
|
||
|
sonypi_call1(compat ? 0x92 : 0x82);
|
||
|
|
||
|
/* Enable ACPI mode to get Fn key events */
|
||
|
if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
|
||
|
outb(0xf0, 0xb2);
|
||
|
|
||
|
if (camera && camera_on)
|
||
|
sonypi_camera_on();
|
||
|
}
|
||
|
|
||
|
static int sonypi_disable(void)
|
||
|
{
|
||
|
sonypi_call2(0x81, 0); /* make sure we don't get any more events */
|
||
|
if (camera)
|
||
|
sonypi_camera_off();
|
||
|
|
||
|
/* disable ACPI mode */
|
||
|
if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
|
||
|
outb(0xf1, 0xb2);
|
||
|
|
||
|
switch (sonypi_device.model) {
|
||
|
case SONYPI_DEVICE_MODEL_TYPE1:
|
||
|
sonypi_type1_dis();
|
||
|
break;
|
||
|
case SONYPI_DEVICE_MODEL_TYPE2:
|
||
|
sonypi_type2_dis();
|
||
|
break;
|
||
|
case SONYPI_DEVICE_MODEL_TYPE3:
|
||
|
sonypi_type3_dis();
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
#ifdef CONFIG_ACPI
|
||
|
static int sonypi_acpi_add(struct acpi_device *device)
|
||
|
{
|
||
|
sonypi_acpi_device = device;
|
||
|
strcpy(acpi_device_name(device), "Sony laptop hotkeys");
|
||
|
strcpy(acpi_device_class(device), "sony/hotkey");
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int sonypi_acpi_remove(struct acpi_device *device)
|
||
|
{
|
||
|
sonypi_acpi_device = NULL;
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static const struct acpi_device_id sonypi_device_ids[] = {
|
||
|
{"SNY6001", 0},
|
||
|
{"", 0},
|
||
|
};
|
||
|
|
||
|
static struct acpi_driver sonypi_acpi_driver = {
|
||
|
.name = "sonypi",
|
||
|
.class = "hkey",
|
||
|
.ids = sonypi_device_ids,
|
||
|
.ops = {
|
||
|
.add = sonypi_acpi_add,
|
||
|
.remove = sonypi_acpi_remove,
|
||
|
},
|
||
|
};
|
||
|
#endif
|
||
|
|
||
|
static int sonypi_create_input_devices(struct platform_device *pdev)
|
||
|
{
|
||
|
struct input_dev *jog_dev;
|
||
|
struct input_dev *key_dev;
|
||
|
int i;
|
||
|
int error;
|
||
|
|
||
|
sonypi_device.input_jog_dev = jog_dev = input_allocate_device();
|
||
|
if (!jog_dev)
|
||
|
return -ENOMEM;
|
||
|
|
||
|
jog_dev->name = "Sony Vaio Jogdial";
|
||
|
jog_dev->id.bustype = BUS_ISA;
|
||
|
jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
|
||
|
jog_dev->dev.parent = &pdev->dev;
|
||
|
|
||
|
jog_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
|
||
|
jog_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_MIDDLE);
|
||
|
jog_dev->relbit[0] = BIT_MASK(REL_WHEEL);
|
||
|
|
||
|
sonypi_device.input_key_dev = key_dev = input_allocate_device();
|
||
|
if (!key_dev) {
|
||
|
error = -ENOMEM;
|
||
|
goto err_free_jogdev;
|
||
|
}
|
||
|
|
||
|
key_dev->name = "Sony Vaio Keys";
|
||
|
key_dev->id.bustype = BUS_ISA;
|
||
|
key_dev->id.vendor = PCI_VENDOR_ID_SONY;
|
||
|
key_dev->dev.parent = &pdev->dev;
|
||
|
|
||
|
/* Initialize the Input Drivers: special keys */
|
||
|
key_dev->evbit[0] = BIT_MASK(EV_KEY);
|
||
|
for (i = 0; sonypi_inputkeys[i].sonypiev; i++)
|
||
|
if (sonypi_inputkeys[i].inputev)
|
||
|
set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit);
|
||
|
|
||
|
error = input_register_device(jog_dev);
|
||
|
if (error)
|
||
|
goto err_free_keydev;
|
||
|
|
||
|
error = input_register_device(key_dev);
|
||
|
if (error)
|
||
|
goto err_unregister_jogdev;
|
||
|
|
||
|
return 0;
|
||
|
|
||
|
err_unregister_jogdev:
|
||
|
input_unregister_device(jog_dev);
|
||
|
/* Set to NULL so we don't free it again below */
|
||
|
jog_dev = NULL;
|
||
|
err_free_keydev:
|
||
|
input_free_device(key_dev);
|
||
|
sonypi_device.input_key_dev = NULL;
|
||
|
err_free_jogdev:
|
||
|
input_free_device(jog_dev);
|
||
|
sonypi_device.input_jog_dev = NULL;
|
||
|
|
||
|
return error;
|
||
|
}
|
||
|
|
||
|
static int sonypi_setup_ioports(struct sonypi_device *dev,
|
||
|
const struct sonypi_ioport_list *ioport_list)
|
||
|
{
|
||
|
/* try to detect if sony-laptop is being used and thus
|
||
|
* has already requested one of the known ioports.
|
||
|
* As in the deprecated check_region this is racy has we have
|
||
|
* multiple ioports available and one of them can be requested
|
||
|
* between this check and the subsequent request. Anyway, as an
|
||
|
* attempt to be some more user-friendly as we currently are,
|
||
|
* this is enough.
|
||
|
*/
|
||
|
const struct sonypi_ioport_list *check = ioport_list;
|
||
|
while (check_ioport && check->port1) {
|
||
|
if (!request_region(check->port1,
|
||
|
sonypi_device.region_size,
|
||
|
"Sony Programmable I/O Device Check")) {
|
||
|
printk(KERN_ERR "sonypi: ioport 0x%.4x busy, using sony-laptop? "
|
||
|
"if not use check_ioport=0\n",
|
||
|
check->port1);
|
||
|
return -EBUSY;
|
||
|
}
|
||
|
release_region(check->port1, sonypi_device.region_size);
|
||
|
check++;
|
||
|
}
|
||
|
|
||
|
while (ioport_list->port1) {
|
||
|
|
||
|
if (request_region(ioport_list->port1,
|
||
|
sonypi_device.region_size,
|
||
|
"Sony Programmable I/O Device")) {
|
||
|
dev->ioport1 = ioport_list->port1;
|
||
|
dev->ioport2 = ioport_list->port2;
|
||
|
return 0;
|
||
|
}
|
||
|
ioport_list++;
|
||
|
}
|
||
|
|
||
|
return -EBUSY;
|
||
|
}
|
||
|
|
||
|
static int sonypi_setup_irq(struct sonypi_device *dev,
|
||
|
const struct sonypi_irq_list *irq_list)
|
||
|
{
|
||
|
while (irq_list->irq) {
|
||
|
|
||
|
if (!request_irq(irq_list->irq, sonypi_irq,
|
||
|
IRQF_SHARED, "sonypi", sonypi_irq)) {
|
||
|
dev->irq = irq_list->irq;
|
||
|
dev->bits = irq_list->bits;
|
||
|
return 0;
|
||
|
}
|
||
|
irq_list++;
|
||
|
}
|
||
|
|
||
|
return -EBUSY;
|
||
|
}
|
||
|
|
||
|
static void sonypi_display_info(void)
|
||
|
{
|
||
|
printk(KERN_INFO "sonypi: detected type%d model, "
|
||
|
"verbose = %d, fnkeyinit = %s, camera = %s, "
|
||
|
"compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n",
|
||
|
sonypi_device.model,
|
||
|
verbose,
|
||
|
fnkeyinit ? "on" : "off",
|
||
|
camera ? "on" : "off",
|
||
|
compat ? "on" : "off",
|
||
|
mask,
|
||
|
useinput ? "on" : "off",
|
||
|
SONYPI_ACPI_ACTIVE ? "on" : "off");
|
||
|
printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n",
|
||
|
sonypi_device.irq,
|
||
|
sonypi_device.ioport1, sonypi_device.ioport2);
|
||
|
|
||
|
if (minor == -1)
|
||
|
printk(KERN_INFO "sonypi: device allocated minor is %d\n",
|
||
|
sonypi_misc_device.minor);
|
||
|
}
|
||
|
|
||
|
static int sonypi_probe(struct platform_device *dev)
|
||
|
{
|
||
|
const struct sonypi_ioport_list *ioport_list;
|
||
|
const struct sonypi_irq_list *irq_list;
|
||
|
struct pci_dev *pcidev;
|
||
|
int error;
|
||
|
|
||
|
printk(KERN_WARNING "sonypi: please try the sony-laptop module instead "
|
||
|
"and report failures, see also "
|
||
|
"http://www.linux.it/~malattia/wiki/index.php/Sony_drivers\n");
|
||
|
|
||
|
spin_lock_init(&sonypi_device.fifo_lock);
|
||
|
error = kfifo_alloc(&sonypi_device.fifo, SONYPI_BUF_SIZE, GFP_KERNEL);
|
||
|
if (error) {
|
||
|
printk(KERN_ERR "sonypi: kfifo_alloc failed\n");
|
||
|
return error;
|
||
|
}
|
||
|
|
||
|
init_waitqueue_head(&sonypi_device.fifo_proc_list);
|
||
|
mutex_init(&sonypi_device.lock);
|
||
|
sonypi_device.bluetooth_power = -1;
|
||
|
|
||
|
if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
||
|
PCI_DEVICE_ID_INTEL_82371AB_3, NULL)))
|
||
|
sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1;
|
||
|
else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
||
|
PCI_DEVICE_ID_INTEL_ICH6_1, NULL)))
|
||
|
sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3;
|
||
|
else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
|
||
|
PCI_DEVICE_ID_INTEL_ICH7_1, NULL)))
|
||
|
sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3;
|
||
|
else
|
||
|
sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2;
|
||
|
|
||
|
if (pcidev && pci_enable_device(pcidev)) {
|
||
|
printk(KERN_ERR "sonypi: pci_enable_device failed\n");
|
||
|
error = -EIO;
|
||
|
goto err_put_pcidev;
|
||
|
}
|
||
|
|
||
|
sonypi_device.dev = pcidev;
|
||
|
|
||
|
if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) {
|
||
|
ioport_list = sonypi_type1_ioport_list;
|
||
|
sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE;
|
||
|
sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET;
|
||
|
irq_list = sonypi_type1_irq_list;
|
||
|
} else if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) {
|
||
|
ioport_list = sonypi_type2_ioport_list;
|
||
|
sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE;
|
||
|
sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET;
|
||
|
irq_list = sonypi_type2_irq_list;
|
||
|
} else {
|
||
|
ioport_list = sonypi_type3_ioport_list;
|
||
|
sonypi_device.region_size = SONYPI_TYPE3_REGION_SIZE;
|
||
|
sonypi_device.evtype_offset = SONYPI_TYPE3_EVTYPE_OFFSET;
|
||
|
irq_list = sonypi_type3_irq_list;
|
||
|
}
|
||
|
|
||
|
error = sonypi_setup_ioports(&sonypi_device, ioport_list);
|
||
|
if (error) {
|
||
|
printk(KERN_ERR "sonypi: failed to request ioports\n");
|
||
|
goto err_disable_pcidev;
|
||
|
}
|
||
|
|
||
|
error = sonypi_setup_irq(&sonypi_device, irq_list);
|
||
|
if (error) {
|
||
|
printk(KERN_ERR "sonypi: request_irq failed\n");
|
||
|
goto err_free_ioports;
|
||
|
}
|
||
|
|
||
|
if (minor != -1)
|
||
|
sonypi_misc_device.minor = minor;
|
||
|
error = misc_register(&sonypi_misc_device);
|
||
|
if (error) {
|
||
|
printk(KERN_ERR "sonypi: misc_register failed\n");
|
||
|
goto err_free_irq;
|
||
|
}
|
||
|
|
||
|
sonypi_display_info();
|
||
|
|
||
|
if (useinput) {
|
||
|
|
||
|
error = sonypi_create_input_devices(dev);
|
||
|
if (error) {
|
||
|
printk(KERN_ERR
|
||
|
"sonypi: failed to create input devices\n");
|
||
|
goto err_miscdev_unregister;
|
||
|
}
|
||
|
|
||
|
spin_lock_init(&sonypi_device.input_fifo_lock);
|
||
|
error = kfifo_alloc(&sonypi_device.input_fifo, SONYPI_BUF_SIZE,
|
||
|
GFP_KERNEL);
|
||
|
if (error) {
|
||
|
printk(KERN_ERR "sonypi: kfifo_alloc failed\n");
|
||
|
goto err_inpdev_unregister;
|
||
|
}
|
||
|
|
||
|
INIT_WORK(&sonypi_device.input_work, input_keyrelease);
|
||
|
}
|
||
|
|
||
|
sonypi_enable(0);
|
||
|
|
||
|
return 0;
|
||
|
|
||
|
err_inpdev_unregister:
|
||
|
input_unregister_device(sonypi_device.input_key_dev);
|
||
|
input_unregister_device(sonypi_device.input_jog_dev);
|
||
|
err_miscdev_unregister:
|
||
|
misc_deregister(&sonypi_misc_device);
|
||
|
err_free_irq:
|
||
|
free_irq(sonypi_device.irq, sonypi_irq);
|
||
|
err_free_ioports:
|
||
|
release_region(sonypi_device.ioport1, sonypi_device.region_size);
|
||
|
err_disable_pcidev:
|
||
|
if (pcidev)
|
||
|
pci_disable_device(pcidev);
|
||
|
err_put_pcidev:
|
||
|
pci_dev_put(pcidev);
|
||
|
kfifo_free(&sonypi_device.fifo);
|
||
|
|
||
|
return error;
|
||
|
}
|
||
|
|
||
|
static int sonypi_remove(struct platform_device *dev)
|
||
|
{
|
||
|
sonypi_disable();
|
||
|
|
||
|
synchronize_irq(sonypi_device.irq);
|
||
|
flush_work(&sonypi_device.input_work);
|
||
|
|
||
|
if (useinput) {
|
||
|
input_unregister_device(sonypi_device.input_key_dev);
|
||
|
input_unregister_device(sonypi_device.input_jog_dev);
|
||
|
kfifo_free(&sonypi_device.input_fifo);
|
||
|
}
|
||
|
|
||
|
misc_deregister(&sonypi_misc_device);
|
||
|
|
||
|
free_irq(sonypi_device.irq, sonypi_irq);
|
||
|
release_region(sonypi_device.ioport1, sonypi_device.region_size);
|
||
|
|
||
|
if (sonypi_device.dev) {
|
||
|
pci_disable_device(sonypi_device.dev);
|
||
|
pci_dev_put(sonypi_device.dev);
|
||
|
}
|
||
|
|
||
|
kfifo_free(&sonypi_device.fifo);
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
#ifdef CONFIG_PM_SLEEP
|
||
|
static int old_camera_power;
|
||
|
|
||
|
static int sonypi_suspend(struct device *dev)
|
||
|
{
|
||
|
old_camera_power = sonypi_device.camera_power;
|
||
|
sonypi_disable();
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int sonypi_resume(struct device *dev)
|
||
|
{
|
||
|
sonypi_enable(old_camera_power);
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static SIMPLE_DEV_PM_OPS(sonypi_pm, sonypi_suspend, sonypi_resume);
|
||
|
#define SONYPI_PM (&sonypi_pm)
|
||
|
#else
|
||
|
#define SONYPI_PM NULL
|
||
|
#endif
|
||
|
|
||
|
static void sonypi_shutdown(struct platform_device *dev)
|
||
|
{
|
||
|
sonypi_disable();
|
||
|
}
|
||
|
|
||
|
static struct platform_driver sonypi_driver = {
|
||
|
.driver = {
|
||
|
.name = "sonypi",
|
||
|
.pm = SONYPI_PM,
|
||
|
},
|
||
|
.probe = sonypi_probe,
|
||
|
.remove = sonypi_remove,
|
||
|
.shutdown = sonypi_shutdown,
|
||
|
};
|
||
|
|
||
|
static struct platform_device *sonypi_platform_device;
|
||
|
|
||
|
static const struct dmi_system_id sonypi_dmi_table[] __initconst = {
|
||
|
{
|
||
|
.ident = "Sony Vaio",
|
||
|
.matches = {
|
||
|
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
|
||
|
DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
|
||
|
},
|
||
|
},
|
||
|
{
|
||
|
.ident = "Sony Vaio",
|
||
|
.matches = {
|
||
|
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
|
||
|
DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
|
||
|
},
|
||
|
},
|
||
|
{ }
|
||
|
};
|
||
|
|
||
|
static int __init sonypi_init(void)
|
||
|
{
|
||
|
int error;
|
||
|
|
||
|
printk(KERN_INFO
|
||
|
"sonypi: Sony Programmable I/O Controller Driver v%s.\n",
|
||
|
SONYPI_DRIVER_VERSION);
|
||
|
|
||
|
if (!dmi_check_system(sonypi_dmi_table))
|
||
|
return -ENODEV;
|
||
|
|
||
|
error = platform_driver_register(&sonypi_driver);
|
||
|
if (error)
|
||
|
return error;
|
||
|
|
||
|
sonypi_platform_device = platform_device_alloc("sonypi", -1);
|
||
|
if (!sonypi_platform_device) {
|
||
|
error = -ENOMEM;
|
||
|
goto err_driver_unregister;
|
||
|
}
|
||
|
|
||
|
error = platform_device_add(sonypi_platform_device);
|
||
|
if (error)
|
||
|
goto err_free_device;
|
||
|
|
||
|
#ifdef CONFIG_ACPI
|
||
|
if (acpi_bus_register_driver(&sonypi_acpi_driver) >= 0)
|
||
|
acpi_driver_registered = 1;
|
||
|
#endif
|
||
|
|
||
|
return 0;
|
||
|
|
||
|
err_free_device:
|
||
|
platform_device_put(sonypi_platform_device);
|
||
|
err_driver_unregister:
|
||
|
platform_driver_unregister(&sonypi_driver);
|
||
|
return error;
|
||
|
}
|
||
|
|
||
|
static void __exit sonypi_exit(void)
|
||
|
{
|
||
|
#ifdef CONFIG_ACPI
|
||
|
if (acpi_driver_registered)
|
||
|
acpi_bus_unregister_driver(&sonypi_acpi_driver);
|
||
|
#endif
|
||
|
platform_device_unregister(sonypi_platform_device);
|
||
|
platform_driver_unregister(&sonypi_driver);
|
||
|
printk(KERN_INFO "sonypi: removed.\n");
|
||
|
}
|
||
|
|
||
|
module_init(sonypi_init);
|
||
|
module_exit(sonypi_exit);
|