X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Fsonypi.c;h=17d54e1331b2ea61475534e8b294cd6e2ebb7e3d;hb=refs%2Fheads%2Fvserver;hp=28418d57fb10ccd92573fc195724d1602f4055a9;hpb=9bf4aaab3e101692164d49b7ca357651eb691cb6;p=linux-2.6.git diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index 28418d57f..17d54e133 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -1,7 +1,9 @@ /* * Sony Programmable I/O Control Device driver for VAIO * - * Copyright (C) 2001-2003 Stelian Pop + * Copyright (C) 2001-2005 Stelian Pop + * + * Copyright (C) 2005 Narayanan R S * * Copyright (C) 2001-2002 Alcôve * @@ -19,19 +21,18 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ -#include #include #include #include @@ -44,83 +45,508 @@ #include #include #include -#include +#include +#include +#include #include #include #include -#include "sonypi.h" #include -static struct sonypi_device sonypi_device; +#define SONYPI_DRIVER_VERSION "1.26" + +MODULE_AUTHOR("Stelian Pop "); +MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(SONYPI_DRIVER_VERSION); + static int minor = -1; -static int verbose; /* = 0 */ -static int fnkeyinit; /* = 0 */ -static int camera; /* = 0 */ -static int compat; /* = 0 */ -static int useinput = 1; +module_param(minor, int, 0); +MODULE_PARM_DESC(minor, + "minor number of the misc device, default is -1 (automatic)"); + +static int verbose; /* = 0 */ +module_param(verbose, int, 0644); +MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); + +static int fnkeyinit; /* = 0 */ +module_param(fnkeyinit, int, 0444); +MODULE_PARM_DESC(fnkeyinit, + "set this if your Fn keys do not generate any event"); + +static int camera; /* = 0 */ +module_param(camera, int, 0444); +MODULE_PARM_DESC(camera, + "set this if you have a MotionEye camera (PictureBook series)"); + +static int compat; /* = 0 */ +module_param(compat, int, 0444); +MODULE_PARM_DESC(compat, + "set this if you want to enable backward compatibility mode"); + static unsigned long mask = 0xffffffff; +module_param(mask, ulong, 0644); +MODULE_PARM_DESC(mask, + "set this to the mask of event you want to enable (see doc)"); -/* Inits the queue */ -static inline void sonypi_initq(void) { - sonypi_device.queue.head = sonypi_device.queue.tail = 0; - sonypi_device.queue.len = 0; - sonypi_device.queue.s_lock = (spinlock_t)SPIN_LOCK_UNLOCKED; - init_waitqueue_head(&sonypi_device.queue.proc_list); -} +static int useinput = 1; +module_param(useinput, int, 0444); +MODULE_PARM_DESC(useinput, + "set this if you would like sonypi to feed events to the input subsystem"); + +#define SONYPI_DEVICE_MODEL_TYPE1 1 +#define SONYPI_DEVICE_MODEL_TYPE2 2 +#define SONYPI_DEVICE_MODEL_TYPE3 3 + +/* type1 models use those */ +#define SONYPI_IRQ_PORT 0x8034 +#define SONYPI_IRQ_SHIFT 22 +#define SONYPI_TYPE1_BASE 0x50 +#define SONYPI_G10A (SONYPI_TYPE1_BASE+0x14) +#define SONYPI_TYPE1_REGION_SIZE 0x08 +#define SONYPI_TYPE1_EVTYPE_OFFSET 0x04 + +/* type2 series specifics */ +#define SONYPI_SIRQ 0x9b +#define SONYPI_SLOB 0x9c +#define SONYPI_SHIB 0x9d +#define SONYPI_TYPE2_REGION_SIZE 0x20 +#define SONYPI_TYPE2_EVTYPE_OFFSET 0x12 + +/* type3 series specifics */ +#define SONYPI_TYPE3_BASE 0x40 +#define SONYPI_TYPE3_GID2 (SONYPI_TYPE3_BASE+0x48) /* 16 bits */ +#define SONYPI_TYPE3_MISC (SONYPI_TYPE3_BASE+0x6d) /* 8 bits */ +#define SONYPI_TYPE3_REGION_SIZE 0x20 +#define SONYPI_TYPE3_EVTYPE_OFFSET 0x12 + +/* battery / brightness addresses */ +#define SONYPI_BAT_FLAGS 0x81 +#define SONYPI_LCD_LIGHT 0x96 +#define SONYPI_BAT1_PCTRM 0xa0 +#define SONYPI_BAT1_LEFT 0xa2 +#define SONYPI_BAT1_MAXRT 0xa4 +#define SONYPI_BAT2_PCTRM 0xa8 +#define SONYPI_BAT2_LEFT 0xaa +#define SONYPI_BAT2_MAXRT 0xac +#define SONYPI_BAT1_MAXTK 0xb0 +#define SONYPI_BAT1_FULL 0xb2 +#define SONYPI_BAT2_MAXTK 0xb8 +#define SONYPI_BAT2_FULL 0xba + +/* FAN0 information (reverse engineered from ACPI tables) */ +#define SONYPI_FAN0_STATUS 0x93 +#define SONYPI_TEMP_STATUS 0xC1 + +/* ioports used for brightness and type2 events */ +#define SONYPI_DATA_IOPORT 0x62 +#define SONYPI_CST_IOPORT 0x66 + +/* The set of possible ioports */ +struct sonypi_ioport_list { + u16 port1; + u16 port2; +}; -/* Pulls an event from the queue */ -static inline unsigned char sonypi_pullq(void) { - unsigned char result; - unsigned long flags; +static struct sonypi_ioport_list sonypi_type1_ioport_list[] = { + { 0x10c0, 0x10c4 }, /* looks like the default on C1Vx */ + { 0x1080, 0x1084 }, + { 0x1090, 0x1094 }, + { 0x10a0, 0x10a4 }, + { 0x10b0, 0x10b4 }, + { 0x0, 0x0 } +}; - spin_lock_irqsave(&sonypi_device.queue.s_lock, flags); - if (!sonypi_device.queue.len) { - spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags); - return 0; - } - result = sonypi_device.queue.buf[sonypi_device.queue.head]; - sonypi_device.queue.head++; - sonypi_device.queue.head &= (SONYPI_BUF_SIZE - 1); - sonypi_device.queue.len--; - spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags); - return result; -} - -/* Pushes an event into the queue */ -static inline void sonypi_pushq(unsigned char event) { - unsigned long flags; - - spin_lock_irqsave(&sonypi_device.queue.s_lock, flags); - if (sonypi_device.queue.len == SONYPI_BUF_SIZE) { - /* remove the first element */ - sonypi_device.queue.head++; - sonypi_device.queue.head &= (SONYPI_BUF_SIZE - 1); - sonypi_device.queue.len--; - } - sonypi_device.queue.buf[sonypi_device.queue.tail] = event; - sonypi_device.queue.tail++; - sonypi_device.queue.tail &= (SONYPI_BUF_SIZE - 1); - sonypi_device.queue.len++; +static struct sonypi_ioport_list sonypi_type2_ioport_list[] = { + { 0x1080, 0x1084 }, + { 0x10a0, 0x10a4 }, + { 0x10c0, 0x10c4 }, + { 0x10e0, 0x10e4 }, + { 0x0, 0x0 } +}; + +/* same as in type 2 models */ +static struct sonypi_ioport_list *sonypi_type3_ioport_list = + sonypi_type2_ioport_list; + +/* The set of possible interrupts */ +struct sonypi_irq_list { + u16 irq; + u16 bits; +}; + +static struct sonypi_irq_list sonypi_type1_irq_list[] = { + { 11, 0x2 }, /* IRQ 11, GO22=0,GO23=1 in AML */ + { 10, 0x1 }, /* IRQ 10, GO22=1,GO23=0 in AML */ + { 5, 0x0 }, /* IRQ 5, GO22=0,GO23=0 in AML */ + { 0, 0x3 } /* no IRQ, GO22=1,GO23=1 in AML */ +}; - kill_fasync(&sonypi_device.queue.fasync, SIGIO, POLL_IN); - wake_up_interruptible(&sonypi_device.queue.proc_list); - spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags); +static struct sonypi_irq_list sonypi_type2_irq_list[] = { + { 11, 0x80 }, /* IRQ 11, 0x80 in SIRQ in AML */ + { 10, 0x40 }, /* IRQ 10, 0x40 in SIRQ in AML */ + { 9, 0x20 }, /* IRQ 9, 0x20 in SIRQ in AML */ + { 6, 0x10 }, /* IRQ 6, 0x10 in SIRQ in AML */ + { 0, 0x00 } /* no IRQ, 0x00 in SIRQ in AML */ +}; + +/* same as in type2 models */ +static struct sonypi_irq_list *sonypi_type3_irq_list = sonypi_type2_irq_list; + +#define SONYPI_CAMERA_BRIGHTNESS 0 +#define SONYPI_CAMERA_CONTRAST 1 +#define SONYPI_CAMERA_HUE 2 +#define SONYPI_CAMERA_COLOR 3 +#define SONYPI_CAMERA_SHARPNESS 4 + +#define SONYPI_CAMERA_PICTURE 5 +#define SONYPI_CAMERA_EXPOSURE_MASK 0xC +#define SONYPI_CAMERA_WHITE_BALANCE_MASK 0x3 +#define SONYPI_CAMERA_PICTURE_MODE_MASK 0x30 +#define SONYPI_CAMERA_MUTE_MASK 0x40 + +/* the rest don't need a loop until not 0xff */ +#define SONYPI_CAMERA_AGC 6 +#define SONYPI_CAMERA_AGC_MASK 0x30 +#define SONYPI_CAMERA_SHUTTER_MASK 0x7 + +#define SONYPI_CAMERA_SHUTDOWN_REQUEST 7 +#define SONYPI_CAMERA_CONTROL 0x10 + +#define SONYPI_CAMERA_STATUS 7 +#define SONYPI_CAMERA_STATUS_READY 0x2 +#define SONYPI_CAMERA_STATUS_POSITION 0x4 + +#define SONYPI_DIRECTION_BACKWARDS 0x4 + +#define SONYPI_CAMERA_REVISION 8 +#define SONYPI_CAMERA_ROMVERSION 9 + +/* Event masks */ +#define SONYPI_JOGGER_MASK 0x00000001 +#define SONYPI_CAPTURE_MASK 0x00000002 +#define SONYPI_FNKEY_MASK 0x00000004 +#define SONYPI_BLUETOOTH_MASK 0x00000008 +#define SONYPI_PKEY_MASK 0x00000010 +#define SONYPI_BACK_MASK 0x00000020 +#define SONYPI_HELP_MASK 0x00000040 +#define SONYPI_LID_MASK 0x00000080 +#define SONYPI_ZOOM_MASK 0x00000100 +#define SONYPI_THUMBPHRASE_MASK 0x00000200 +#define SONYPI_MEYE_MASK 0x00000400 +#define SONYPI_MEMORYSTICK_MASK 0x00000800 +#define SONYPI_BATTERY_MASK 0x00001000 +#define SONYPI_WIRELESS_MASK 0x00002000 + +struct sonypi_event { + u8 data; + u8 event; +}; + +/* The set of possible button release events */ +static struct sonypi_event sonypi_releaseev[] = { + { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED }, + { 0, 0 } +}; + +/* The set of possible jogger events */ +static struct sonypi_event sonypi_joggerev[] = { + { 0x1f, SONYPI_EVENT_JOGDIAL_UP }, + { 0x01, SONYPI_EVENT_JOGDIAL_DOWN }, + { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED }, + { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED }, + { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP }, + { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN }, + { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED }, + { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED }, + { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP }, + { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN }, + { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED }, + { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED }, + { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED }, + { 0, 0 } +}; + +/* The set of possible capture button events */ +static struct sonypi_event sonypi_captureev[] = { + { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED }, + { 0x07, SONYPI_EVENT_CAPTURE_PRESSED }, + { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED }, + { 0, 0 } +}; + +/* The set of possible fnkeys events */ +static struct sonypi_event sonypi_fnkeyev[] = { + { 0x10, SONYPI_EVENT_FNKEY_ESC }, + { 0x11, SONYPI_EVENT_FNKEY_F1 }, + { 0x12, SONYPI_EVENT_FNKEY_F2 }, + { 0x13, SONYPI_EVENT_FNKEY_F3 }, + { 0x14, SONYPI_EVENT_FNKEY_F4 }, + { 0x15, SONYPI_EVENT_FNKEY_F5 }, + { 0x16, SONYPI_EVENT_FNKEY_F6 }, + { 0x17, SONYPI_EVENT_FNKEY_F7 }, + { 0x18, SONYPI_EVENT_FNKEY_F8 }, + { 0x19, SONYPI_EVENT_FNKEY_F9 }, + { 0x1a, SONYPI_EVENT_FNKEY_F10 }, + { 0x1b, SONYPI_EVENT_FNKEY_F11 }, + { 0x1c, SONYPI_EVENT_FNKEY_F12 }, + { 0x1f, SONYPI_EVENT_FNKEY_RELEASED }, + { 0x21, SONYPI_EVENT_FNKEY_1 }, + { 0x22, SONYPI_EVENT_FNKEY_2 }, + { 0x31, SONYPI_EVENT_FNKEY_D }, + { 0x32, SONYPI_EVENT_FNKEY_E }, + { 0x33, SONYPI_EVENT_FNKEY_F }, + { 0x34, SONYPI_EVENT_FNKEY_S }, + { 0x35, SONYPI_EVENT_FNKEY_B }, + { 0x36, SONYPI_EVENT_FNKEY_ONLY }, + { 0, 0 } +}; + +/* The set of possible program key events */ +static struct sonypi_event sonypi_pkeyev[] = { + { 0x01, SONYPI_EVENT_PKEY_P1 }, + { 0x02, SONYPI_EVENT_PKEY_P2 }, + { 0x04, SONYPI_EVENT_PKEY_P3 }, + { 0x5c, SONYPI_EVENT_PKEY_P1 }, + { 0, 0 } +}; + +/* The set of possible bluetooth events */ +static struct sonypi_event sonypi_blueev[] = { + { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED }, + { 0x59, SONYPI_EVENT_BLUETOOTH_ON }, + { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF }, + { 0, 0 } +}; + +/* The set of possible wireless events */ +static struct sonypi_event sonypi_wlessev[] = { + { 0x59, SONYPI_EVENT_WIRELESS_ON }, + { 0x5a, SONYPI_EVENT_WIRELESS_OFF }, + { 0, 0 } +}; + +/* The set of possible back button events */ +static struct sonypi_event sonypi_backev[] = { + { 0x20, SONYPI_EVENT_BACK_PRESSED }, + { 0, 0 } +}; + +/* The set of possible help button events */ +static struct sonypi_event sonypi_helpev[] = { + { 0x3b, SONYPI_EVENT_HELP_PRESSED }, + { 0, 0 } +}; + + +/* The set of possible lid events */ +static struct sonypi_event sonypi_lidev[] = { + { 0x51, SONYPI_EVENT_LID_CLOSED }, + { 0x50, SONYPI_EVENT_LID_OPENED }, + { 0, 0 } +}; + +/* The set of possible zoom events */ +static struct sonypi_event sonypi_zoomev[] = { + { 0x39, SONYPI_EVENT_ZOOM_PRESSED }, + { 0, 0 } +}; + +/* The set of possible thumbphrase events */ +static struct sonypi_event sonypi_thumbphraseev[] = { + { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED }, + { 0, 0 } +}; + +/* 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 semaphore 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__, __FUNCTION__, __LINE__); \ } -/* Tests if the queue is empty */ -static inline int sonypi_emptyq(void) { - int result; - unsigned long flags; +#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 - spin_lock_irqsave(&sonypi_device.queue.s_lock, flags); - result = (sonypi_device.queue.len == 0); - spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags); - return result; +static int sonypi_ec_write(u8 addr, u8 value) +{ +#ifdef CONFIG_ACPI_EC + 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 ec_read16(u8 addr, u16 *value) { +static int sonypi_ec_read(u8 addr, u8 *value) +{ +#ifdef CONFIG_ACPI_EC + 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; @@ -131,21 +557,22 @@ static int ec_read16(u8 addr, u16 *value) { } /* Initializes the device - this comes from the AML code in the ACPI bios */ -static void sonypi_type1_srs(void) { +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); + 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); + 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); + 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); @@ -153,18 +580,37 @@ static void sonypi_type1_srs(void) { pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v); } -static void sonypi_type2_srs(void) { +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)) + 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)) + 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 initialiazation 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) { +static void sonypi_type1_dis(void) +{ u32 v; pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v); @@ -176,7 +622,8 @@ static void sonypi_type1_dis(void) { outl(v, SONYPI_IRQ_PORT); } -static void sonypi_type2_dis(void) { +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)) @@ -185,7 +632,15 @@ static void sonypi_type2_dis(void) { printk(KERN_WARNING "ec_write failed\n"); } -static u8 sonypi_call1(u8 dev) { +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); @@ -195,7 +650,8 @@ static u8 sonypi_call1(u8 dev) { return v2; } -static u8 sonypi_call2(u8 dev, u8 fn) { +static u8 sonypi_call2(u8 dev, u8 fn) +{ u8 v1; wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); @@ -206,7 +662,8 @@ static u8 sonypi_call2(u8 dev, u8 fn) { return v1; } -static u8 sonypi_call3(u8 dev, u8 fn, u8 v) { +static u8 sonypi_call3(u8 dev, u8 fn, u8 v) +{ u8 v1; wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG); @@ -219,7 +676,10 @@ static u8 sonypi_call3(u8 dev, u8 fn, u8 v) { return v1; } -static u8 sonypi_read(u8 fn) { +#if 0 +/* Get brightness, hue etc. Unreliable... */ +static u8 sonypi_read(u8 fn) +{ u8 v1, v2; int n = 100; @@ -231,15 +691,17 @@ static u8 sonypi_read(u8 fn) { } return 0xff; } +#endif /* Set brightness, hue etc */ -static void sonypi_set(u8 fn, u8 v) { - +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) { +static int sonypi_camera_ready(void) +{ u8 v; v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS); @@ -247,19 +709,20 @@ static int sonypi_camera_ready(void) { } /* Turns the camera off */ -static void sonypi_camera_off(void) { - +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_call2(0x91, 0); sonypi_device.camera_power = 0; } /* Turns the camera on */ -static void sonypi_camera_on(void) { +static void sonypi_camera_on(void) +{ int i, j; if (sonypi_device.camera_power) @@ -267,22 +730,19 @@ static void sonypi_camera_on(void) { for (j = 5; j > 0; j--) { - while (sonypi_call2(0x91, 0x1)) { - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(1); - } + while (sonypi_call2(0x91, 0x1)) + msleep(10); sonypi_call1(0x93); for (i = 400; i > 0; i--) { if (sonypi_camera_ready()) break; - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(1); + msleep(10); } if (i) break; } - + if (j == 0) { printk(KERN_WARNING "sonypi: failed to power on camera\n"); return; @@ -293,19 +753,81 @@ static void sonypi_camera_on(void) { } /* sets the bluetooth subsystem power state */ -static void sonypi_setbluetoothpower(u8 state) { - +static void sonypi_setbluetoothpower(u8 state) +{ state = !!state; - if (sonypi_device.bluetooth_power == 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_get(sonypi_device.input_fifo, (unsigned char *)&kp, + sizeof(kp)) == 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_put(sonypi_device.input_fifo, + (unsigned char *)&kp, sizeof(kp)); + schedule_work(&sonypi_device.input_work); + } +} + /* Interrupt handler: some event is available */ -static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) { +static irqreturn_t sonypi_irq(int irq, void *dev_id) +{ u8 v1, v2, event = 0; int i, j; @@ -315,9 +837,10 @@ static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) { 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) + if ((v2 & sonypi_eventtypes[i].data) != + sonypi_eventtypes[i].data) continue; - if (! (mask & sonypi_eventtypes[i].mask)) + 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) { @@ -328,124 +851,93 @@ static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) { } if (verbose) - printk(KERN_WARNING - "sonypi: unknown event port1=0x%02x,port2=0x%02x\n",v1,v2); + 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, + * 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 + printk(KERN_INFO "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2); -#ifdef SONYPI_USE_INPUT - if (useinput) { - struct input_dev *jog_dev = &sonypi_device.jog_dev; - if (event == SONYPI_EVENT_JOGDIAL_PRESSED) - input_report_key(jog_dev, BTN_MIDDLE, 1); - else if (event == SONYPI_EVENT_ANYBUTTON_RELEASED) - input_report_key(jog_dev, BTN_MIDDLE, 0); - else if ((event == SONYPI_EVENT_JOGDIAL_UP) || - (event == SONYPI_EVENT_JOGDIAL_UP_PRESSED)) - input_report_rel(jog_dev, REL_WHEEL, 1); - else if ((event == SONYPI_EVENT_JOGDIAL_DOWN) || - (event == SONYPI_EVENT_JOGDIAL_DOWN_PRESSED)) - input_report_rel(jog_dev, REL_WHEEL, -1); - input_sync(jog_dev); - } -#endif /* SONYPI_USE_INPUT */ - sonypi_pushq(event); + if (useinput) + sonypi_report_input_event(event); + +#ifdef CONFIG_ACPI + if (sonypi_acpi_device) + acpi_bus_generate_event(sonypi_acpi_device, 1, event); +#endif + + kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); + kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); + wake_up_interruptible(&sonypi_device.fifo_proc_list); + return IRQ_HANDLED; } /* External camera command (exported to the motion eye v4l driver) */ -u8 sonypi_camera_command(int command, u8 value) { - u8 ret = 0; - +int sonypi_camera_command(int command, u8 value) +{ if (!camera) - return 0; + return -EIO; down(&sonypi_device.lock); - switch(command) { - case SONYPI_COMMAND_GETCAMERA: - ret = sonypi_camera_ready(); - break; - case SONYPI_COMMAND_SETCAMERA: - if (value) - sonypi_camera_on(); - else - sonypi_camera_off(); - break; - case SONYPI_COMMAND_GETCAMERABRIGHTNESS: - ret = sonypi_read(SONYPI_CAMERA_BRIGHTNESS); - break; - case SONYPI_COMMAND_SETCAMERABRIGHTNESS: - sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value); - break; - case SONYPI_COMMAND_GETCAMERACONTRAST: - ret = sonypi_read(SONYPI_CAMERA_CONTRAST); - break; - case SONYPI_COMMAND_SETCAMERACONTRAST: - sonypi_set(SONYPI_CAMERA_CONTRAST, value); - break; - case SONYPI_COMMAND_GETCAMERAHUE: - ret = sonypi_read(SONYPI_CAMERA_HUE); - break; - case SONYPI_COMMAND_SETCAMERAHUE: - sonypi_set(SONYPI_CAMERA_HUE, value); - break; - case SONYPI_COMMAND_GETCAMERACOLOR: - ret = sonypi_read(SONYPI_CAMERA_COLOR); - break; - case SONYPI_COMMAND_SETCAMERACOLOR: - sonypi_set(SONYPI_CAMERA_COLOR, value); - break; - case SONYPI_COMMAND_GETCAMERASHARPNESS: - ret = sonypi_read(SONYPI_CAMERA_SHARPNESS); - break; - case SONYPI_COMMAND_SETCAMERASHARPNESS: - sonypi_set(SONYPI_CAMERA_SHARPNESS, value); - break; - case SONYPI_COMMAND_GETCAMERAPICTURE: - ret = sonypi_read(SONYPI_CAMERA_PICTURE); - break; - case SONYPI_COMMAND_SETCAMERAPICTURE: - sonypi_set(SONYPI_CAMERA_PICTURE, value); - break; - case SONYPI_COMMAND_GETCAMERAAGC: - ret = sonypi_read(SONYPI_CAMERA_AGC); - break; - case SONYPI_COMMAND_SETCAMERAAGC: - sonypi_set(SONYPI_CAMERA_AGC, value); - break; - case SONYPI_COMMAND_GETCAMERADIRECTION: - ret = sonypi_read(SONYPI_CAMERA_STATUS); - ret &= SONYPI_DIRECTION_BACKWARDS; - break; - case SONYPI_COMMAND_GETCAMERAROMVERSION: - ret = sonypi_read(SONYPI_CAMERA_ROMVERSION); - break; - case SONYPI_COMMAND_GETCAMERAREVISION: - ret = sonypi_read(SONYPI_CAMERA_REVISION); - break; + switch (command) { + case SONYPI_COMMAND_SETCAMERA: + if (value) + sonypi_camera_on(); + else + sonypi_camera_off(); + break; + case SONYPI_COMMAND_SETCAMERABRIGHTNESS: + sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value); + break; + case SONYPI_COMMAND_SETCAMERACONTRAST: + sonypi_set(SONYPI_CAMERA_CONTRAST, value); + break; + case SONYPI_COMMAND_SETCAMERAHUE: + sonypi_set(SONYPI_CAMERA_HUE, value); + break; + case SONYPI_COMMAND_SETCAMERACOLOR: + sonypi_set(SONYPI_CAMERA_COLOR, value); + break; + case SONYPI_COMMAND_SETCAMERASHARPNESS: + sonypi_set(SONYPI_CAMERA_SHARPNESS, value); + break; + case SONYPI_COMMAND_SETCAMERAPICTURE: + sonypi_set(SONYPI_CAMERA_PICTURE, value); + break; + case SONYPI_COMMAND_SETCAMERAAGC: + sonypi_set(SONYPI_CAMERA_AGC, value); + break; + default: + printk(KERN_ERR "sonypi: sonypi_camera_command invalid: %d\n", + command); + break; } up(&sonypi_device.lock); - return ret; + return 0; } -static int sonypi_misc_fasync(int fd, struct file *filp, int on) { +EXPORT_SYMBOL(sonypi_camera_command); + +static int sonypi_misc_fasync(int fd, struct file *filp, int on) +{ int retval; - retval = fasync_helper(fd, filp, on, &sonypi_device.queue.fasync); + retval = fasync_helper(fd, filp, on, &sonypi_device.fifo_async); if (retval < 0) return retval; return 0; } -static int sonypi_misc_release(struct inode * inode, struct file * file) { +static int sonypi_misc_release(struct inode *inode, struct file *file) +{ sonypi_misc_fasync(-1, file, 0); down(&sonypi_device.lock); sonypi_device.open_count--; @@ -453,59 +945,58 @@ static int sonypi_misc_release(struct inode * inode, struct file * file) { return 0; } -static int sonypi_misc_open(struct inode * inode, struct file * file) { +static int sonypi_misc_open(struct inode *inode, struct file *file) +{ down(&sonypi_device.lock); /* Flush input queue on first open */ if (!sonypi_device.open_count) - sonypi_initq(); + kfifo_reset(sonypi_device.fifo); sonypi_device.open_count++; up(&sonypi_device.lock); return 0; } -static ssize_t sonypi_misc_read(struct file * file, char __user * buf, - size_t count, loff_t *pos) +static ssize_t sonypi_misc_read(struct file *file, char __user *buf, + size_t count, loff_t *pos) { - DECLARE_WAITQUEUE(wait, current); - ssize_t i = count; + ssize_t ret; unsigned char c; - if (sonypi_emptyq()) { - if (file->f_flags & O_NONBLOCK) - return -EAGAIN; - add_wait_queue(&sonypi_device.queue.proc_list, &wait); -repeat: - set_current_state(TASK_INTERRUPTIBLE); - if (sonypi_emptyq() && !signal_pending(current)) { - schedule(); - goto repeat; - } - current->state = TASK_RUNNING; - remove_wait_queue(&sonypi_device.queue.proc_list, &wait); + 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_get(sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { + if (put_user(c, buf++)) + return -EFAULT; + ret++; } - while (i > 0 && !sonypi_emptyq()) { - c = sonypi_pullq(); - put_user(c, buf++); - i--; - } - if (count - i) { - file->f_dentry->d_inode->i_atime = CURRENT_TIME; - return count-i; + + if (ret > 0) { + struct inode *inode = file->f_path.dentry->d_inode; + inode->i_atime = current_fs_time(inode->i_sb); } - if (signal_pending(current)) - return -ERESTARTSYS; - return 0; + + return ret; } -static unsigned int sonypi_misc_poll(struct file *file, poll_table * wait) { - poll_wait(file, &sonypi_device.queue.proc_list, wait); - if (!sonypi_emptyq()) +static unsigned int 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 POLLIN | POLLRDNORM; return 0; } -static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, - unsigned int cmd, unsigned long arg) { +static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, + unsigned int cmd, unsigned long arg) +{ int ret = 0; void __user *argp = (void __user *)arg; u8 val8; @@ -582,6 +1073,32 @@ static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, } 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; } @@ -589,7 +1106,7 @@ static int sonypi_misc_ioctl(struct inode *ip, struct file *fp, return ret; } -static struct file_operations sonypi_misc_fops = { +static const struct file_operations sonypi_misc_fops = { .owner = THIS_MODULE, .read = sonypi_misc_read, .poll = sonypi_misc_poll, @@ -599,194 +1116,189 @@ static struct file_operations sonypi_misc_fops = { .ioctl = sonypi_misc_ioctl, }; -struct miscdevice sonypi_misc_device = { - -1, "sonypi", &sonypi_misc_fops +static struct miscdevice sonypi_misc_device = { + .minor = MISC_DYNAMIC_MINOR, + .name = "sonypi", + .fops = &sonypi_misc_fops, }; -#ifdef CONFIG_PM -static int old_camera_power; - -static int sonypi_suspend(struct sys_device *dev, u32 state) { - sonypi_call2(0x81, 0); /* make sure we don't get any more events */ - if (camera) { - old_camera_power = sonypi_device.camera_power; - sonypi_camera_off(); +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; } - if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) - sonypi_type2_dis(); - else - sonypi_type1_dis(); - /* disable ACPI mode */ - if (!SONYPI_ACPI_ACTIVE && fnkeyinit) - outb(0xf1, 0xb2); - return 0; -} -static int sonypi_resume(struct sys_device *dev) { + 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 (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) - sonypi_type2_srs(); - else - sonypi_type1_srs(); - sonypi_call1(0x82); - sonypi_call2(0x81, 0xff); - if (compat) - sonypi_call1(0x92); - else - sonypi_call1(0x82); - if (camera && old_camera_power) + + if (camera && camera_on) sonypi_camera_on(); - return 0; } -/* Old PM scheme */ -static int sonypi_pm_callback(struct pm_dev *dev, pm_request_t rqst, void *data) { +static int sonypi_disable(void) +{ + sonypi_call2(0x81, 0); /* make sure we don't get any more events */ + if (camera) + sonypi_camera_off(); - switch (rqst) { - case PM_SUSPEND: - sonypi_suspend(NULL, 0); - break; - case PM_RESUME: - sonypi_resume(NULL); - break; + /* 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; } -/* New PM scheme (device model) */ -static struct sysdev_class sonypi_sysclass = { - set_kset_name("sonypi"), - .suspend = sonypi_suspend, - .resume = sonypi_resume, -}; +#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 struct sys_device sonypi_sysdev = { - .id = 0, - .cls = &sonypi_sysclass, +static int sonypi_acpi_remove(struct acpi_device *device, int type) +{ + sonypi_acpi_device = NULL; + return 0; +} + +static struct acpi_driver sonypi_acpi_driver = { + .name = "sonypi", + .class = "hkey", + .ids = "SNY6001", + .ops = { + .add = sonypi_acpi_add, + .remove = sonypi_acpi_remove, + }, }; #endif -static int __devinit sonypi_probe(struct pci_dev *pcidev) { - int i, ret; - struct sonypi_ioport_list *ioport_list; - struct sonypi_irq_list *irq_list; - - sonypi_device.dev = pcidev; - if (pcidev) - sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1; - else - sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; - sonypi_initq(); - init_MUTEX(&sonypi_device.lock); - sonypi_device.bluetooth_power = 0; - - if (pcidev && pci_enable_device(pcidev)) { - printk(KERN_ERR "sonypi: pci_enable_device failed\n"); - ret = -EIO; - goto out1; - } - - sonypi_misc_device.minor = (minor == -1) ? - MISC_DYNAMIC_MINOR : minor; - if ((ret = misc_register(&sonypi_misc_device))) { - printk(KERN_ERR "sonypi: misc_register failed\n"); - goto out1; +static int __devinit sonypi_create_input_devices(void) +{ + 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->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); + jog_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE); + jog_dev->relbit[0] = BIT(REL_WHEEL); + + sonypi_device.input_key_dev = key_dev = input_allocate_device(); + if (!key_dev) { + error = -ENOMEM; + goto err_free_jogdev; } - 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_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; - } + key_dev->name = "Sony Vaio Keys"; + key_dev->id.bustype = BUS_ISA; + key_dev->id.vendor = PCI_VENDOR_ID_SONY; - for (i = 0; ioport_list[i].port1; i++) { - if (request_region(ioport_list[i].port1, - sonypi_device.region_size, - "Sony Programable I/O Device")) { - /* get the ioport */ - sonypi_device.ioport1 = ioport_list[i].port1; - sonypi_device.ioport2 = ioport_list[i].port2; - break; - } - } - if (!sonypi_device.ioport1) { - printk(KERN_ERR "sonypi: request_region failed\n"); - ret = -ENODEV; - goto out2; - } + /* Initialize the Input Drivers: special keys */ + key_dev->evbit[0] = BIT(EV_KEY); + for (i = 0; sonypi_inputkeys[i].sonypiev; i++) + if (sonypi_inputkeys[i].inputev) + set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit); - for (i = 0; irq_list[i].irq; i++) { + error = input_register_device(jog_dev); + if (error) + goto err_free_keydev; - sonypi_device.irq = irq_list[i].irq; - sonypi_device.bits = irq_list[i].bits; + error = input_register_device(key_dev); + if (error) + goto err_unregister_jogdev; - /* Enable sonypi IRQ settings */ - if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) - sonypi_type2_srs(); - else - sonypi_type1_srs(); + return 0; - sonypi_call1(0x82); - sonypi_call2(0x81, 0xff); - if (compat) - sonypi_call1(0x92); - else - sonypi_call1(0x82); + 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; +} - /* Now try requesting the irq from the system */ - if (!request_irq(sonypi_device.irq, sonypi_irq, - SA_SHIRQ, "sonypi", sonypi_irq)) - break; +static int __devinit sonypi_setup_ioports(struct sonypi_device *dev, + const struct sonypi_ioport_list *ioport_list) +{ + while (ioport_list->port1) { - /* If request_irq failed, disable sonypi IRQ settings */ - if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) - sonypi_type2_dis(); - else - sonypi_type1_dis(); + if (request_region(ioport_list->port1, + sonypi_device.region_size, + "Sony Programable I/O Device")) { + dev->ioport1 = ioport_list->port1; + dev->ioport2 = ioport_list->port2; + return 0; + } + ioport_list++; } - if (!irq_list[i].irq) { - printk(KERN_ERR "sonypi: request_irq failed\n"); - ret = -ENODEV; - goto out3; - } + return -EBUSY; +} -#ifdef CONFIG_PM - sonypi_device.pm = pm_register(PM_PCI_DEV, 0, sonypi_pm_callback); +static int __devinit sonypi_setup_irq(struct sonypi_device *dev, + const struct sonypi_irq_list *irq_list) +{ + while (irq_list->irq) { - if (sysdev_class_register(&sonypi_sysclass) != 0) { - printk(KERN_ERR "sonypi: sysdev_class_register failed\n"); - ret = -ENODEV; - goto out4; - } - if (sysdev_register(&sonypi_sysdev) != 0) { - printk(KERN_ERR "sonypi: sysdev_register failed\n"); - ret = -ENODEV; - goto out5; + 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++; } -#endif - /* Enable ACPI mode to get Fn key events */ - if (!SONYPI_ACPI_ACTIVE && fnkeyinit) - outb(0xf0, 0xb2); + return -EBUSY; +} - printk(KERN_INFO "sonypi: Sony Programmable I/O Controller Driver v%d.%d.\n", - SONYPI_DRIVER_MAJORVERSION, - SONYPI_DRIVER_MINORVERSION); - printk(KERN_INFO "sonypi: detected %s model, " +static void __devinit 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 == SONYPI_DEVICE_MODEL_TYPE1) ? - "type1" : "type2", + sonypi_device.model, verbose, fnkeyinit ? "on" : "off", camera ? "on" : "off", @@ -795,79 +1307,205 @@ static int __devinit sonypi_probe(struct pci_dev *pcidev) { 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.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 __devinit 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; + + spin_lock_init(&sonypi_device.fifo_lock); + sonypi_device.fifo = kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, + &sonypi_device.fifo_lock); + if (IS_ERR(sonypi_device.fifo)) { + printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); + return PTR_ERR(sonypi_device.fifo); + } + + init_waitqueue_head(&sonypi_device.fifo_proc_list); + init_MUTEX(&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(); -#ifdef SONYPI_USE_INPUT if (useinput) { - /* Initialize the Input Drivers: */ - sonypi_device.jog_dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - sonypi_device.jog_dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE); - sonypi_device.jog_dev.relbit[0] = BIT(REL_WHEEL); - sonypi_device.jog_dev.name = (char *) kmalloc( - sizeof(SONYPI_INPUTNAME), GFP_KERNEL); - sprintf(sonypi_device.jog_dev.name, SONYPI_INPUTNAME); - sonypi_device.jog_dev.id.bustype = BUS_ISA; - sonypi_device.jog_dev.id.vendor = PCI_VENDOR_ID_SONY; - - input_register_device(&sonypi_device.jog_dev); - printk(KERN_INFO "%s installed.\n", sonypi_device.jog_dev.name); + + error = sonypi_create_input_devices(); + if (error) { + printk(KERN_ERR + "sonypi: failed to create input devices\n"); + goto err_miscdev_unregister; + } + + spin_lock_init(&sonypi_device.input_fifo_lock); + sonypi_device.input_fifo = + kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL, + &sonypi_device.input_fifo_lock); + if (IS_ERR(sonypi_device.input_fifo)) { + printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); + error = PTR_ERR(sonypi_device.input_fifo); + goto err_inpdev_unregister; + } + + INIT_WORK(&sonypi_device.input_work, input_keyrelease); } -#endif /* SONYPI_USE_INPUT */ + + sonypi_enable(0); return 0; -#ifdef CONFIG_PM -out5: - sysdev_class_unregister(&sonypi_sysclass); -out4: + 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); -#endif -out3: + err_free_ioports: release_region(sonypi_device.ioport1, sonypi_device.region_size); -out2: - misc_deregister(&sonypi_misc_device); -out1: - return ret; -} + err_disable_pcidev: + if (pcidev) + pci_disable_device(pcidev); + err_put_pcidev: + pci_dev_put(pcidev); + kfifo_free(sonypi_device.fifo); -static void __devexit sonypi_remove(void) { + return error; +} -#ifdef CONFIG_PM - pm_unregister(sonypi_device.pm); +static int __devexit sonypi_remove(struct platform_device *dev) +{ + sonypi_disable(); - sysdev_unregister(&sonypi_sysdev); - sysdev_class_unregister(&sonypi_sysclass); -#endif + synchronize_sched(); /* Allow sonypi interrupt to complete. */ + flush_scheduled_work(); - sonypi_call2(0x81, 0); /* make sure we don't get any more events */ - -#ifdef SONYPI_USE_INPUT if (useinput) { - input_unregister_device(&sonypi_device.jog_dev); - kfree(sonypi_device.jog_dev.name); + input_unregister_device(sonypi_device.input_key_dev); + input_unregister_device(sonypi_device.input_jog_dev); + kfifo_free(sonypi_device.input_fifo); } -#endif /* SONYPI_USE_INPUT */ - if (camera) - sonypi_camera_off(); - if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) - sonypi_type2_dis(); - else - sonypi_type1_dis(); - /* disable ACPI mode */ - if (!SONYPI_ACPI_ACTIVE && fnkeyinit) - outb(0xf1, 0xb2); + misc_deregister(&sonypi_misc_device); + free_irq(sonypi_device.irq, sonypi_irq); release_region(sonypi_device.ioport1, sonypi_device.region_size); - misc_deregister(&sonypi_misc_device); - printk(KERN_INFO "sonypi: removed.\n"); + + 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 +static int old_camera_power; + +static int sonypi_suspend(struct platform_device *dev, pm_message_t state) +{ + old_camera_power = sonypi_device.camera_power; + sonypi_disable(); + + return 0; +} + +static int sonypi_resume(struct platform_device *dev) +{ + sonypi_enable(old_camera_power); + return 0; +} +#else +#define sonypi_suspend NULL +#define sonypi_resume NULL +#endif + +static void sonypi_shutdown(struct platform_device *dev) +{ + sonypi_disable(); } +static struct platform_driver sonypi_driver = { + .driver = { + .name = "sonypi", + .owner = THIS_MODULE, + }, + .probe = sonypi_probe, + .remove = __devexit_p(sonypi_remove), + .shutdown = sonypi_shutdown, + .suspend = sonypi_suspend, + .resume = sonypi_resume, +}; + +static struct platform_device *sonypi_platform_device; + static struct dmi_system_id __initdata sonypi_dmi_table[] = { { .ident = "Sony Vaio", @@ -886,78 +1524,55 @@ static struct dmi_system_id __initdata sonypi_dmi_table[] = { { } }; -static int __init sonypi_init_module(void) +static int __init sonypi_init(void) { - struct pci_dev *pcidev = NULL; - if (dmi_check_system(sonypi_dmi_table)) { - pcidev = pci_find_device(PCI_VENDOR_ID_INTEL, - PCI_DEVICE_ID_INTEL_82371AB_3, - NULL); - return sonypi_probe(pcidev); - } - else + 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; -} -static void __exit sonypi_cleanup_module(void) { - sonypi_remove(); -} - -#ifndef MODULE -static int __init sonypi_setup(char *str) { - int ints[8]; - - str = get_options(str, ARRAY_SIZE(ints), ints); - if (ints[0] <= 0) - goto out; - minor = ints[1]; - if (ints[0] == 1) - goto out; - verbose = ints[2]; - if (ints[0] == 2) - goto out; - fnkeyinit = ints[3]; - if (ints[0] == 3) - goto out; - camera = ints[4]; - if (ints[0] == 4) - goto out; - compat = ints[5]; - if (ints[0] == 5) - goto out; - mask = ints[6]; - if (ints[0] == 6) - goto out; - useinput = ints[7]; -out: - return 1; -} - -__setup("sonypi=", sonypi_setup); -#endif /* !MODULE */ - -/* Module entry points */ -module_init(sonypi_init_module); -module_exit(sonypi_cleanup_module); + error = platform_driver_register(&sonypi_driver); + if (error) + return error; -MODULE_AUTHOR("Stelian Pop "); -MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver"); -MODULE_LICENSE("GPL"); + 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; -MODULE_PARM(minor,"i"); -MODULE_PARM_DESC(minor, "minor number of the misc device, default is -1 (automatic)"); -MODULE_PARM(verbose,"i"); -MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)"); -MODULE_PARM(fnkeyinit,"i"); -MODULE_PARM_DESC(fnkeyinit, "set this if your Fn keys do not generate any event"); -MODULE_PARM(camera,"i"); -MODULE_PARM_DESC(camera, "set this if you have a MotionEye camera (PictureBook series)"); -MODULE_PARM(compat,"i"); -MODULE_PARM_DESC(compat, "set this if you want to enable backward compatibility mode"); -MODULE_PARM(mask, "i"); -MODULE_PARM_DESC(mask, "set this to the mask of event you want to enable (see doc)"); -MODULE_PARM(useinput, "i"); -MODULE_PARM_DESC(useinput, "if you have a jogdial, set this if you would like it to use the modern Linux Input Driver system"); +#ifdef CONFIG_ACPI + if (acpi_bus_register_driver(&sonypi_acpi_driver) >= 0) + acpi_driver_registered = 1; +#endif -EXPORT_SYMBOL(sonypi_camera_command); + 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);