sonypi.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:21k
- /*
- * Sony Programmable I/O Control Device driver for VAIO
- *
- * Copyright (C) 2001 Stelian Pop <stelian.pop@fr.alcove.com>, Alc魐e
- *
- * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
- *
- * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
- *
- * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
- *
- * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
- *
- * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
- *
- * This program is free software; you can redistribute it and/or modify
- * 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 <linux/config.h>
- #include <linux/module.h>
- #include <linux/pci.h>
- #include <linux/sched.h>
- #include <linux/init.h>
- #include <linux/miscdevice.h>
- #include <linux/poll.h>
- #include <linux/delay.h>
- #include <asm/uaccess.h>
- #include <asm/io.h>
- #include <asm/system.h>
- #include "sonypi.h"
- #include <linux/sonypi.h>
- static struct sonypi_device sonypi_device;
- static int minor = -1;
- static int verbose; /* = 0 */
- static int fnkeyinit; /* = 0 */
- static int camera; /* = 0 */
- static int compat; /* = 0 */
- /* 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);
- }
- /* Pulls an event from the queue */
- static inline unsigned char sonypi_pullq(void) {
- unsigned char result;
- unsigned long flags;
- 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++;
- 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);
- }
- /* Tests if the queue is empty */
- static inline int sonypi_emptyq(void) {
- int result;
- unsigned long flags;
- 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 void sonypi_ecrset(u8 addr, u8 value) {
- wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3);
- outb_p(0x81, SONYPI_CST_IOPORT);
- wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2);
- outb_p(addr, SONYPI_DATA_IOPORT);
- wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2);
- outb_p(value, SONYPI_DATA_IOPORT);
- wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2);
- }
- static u8 sonypi_ecrget(u8 addr) {
- wait_on_command(1, inb_p(SONYPI_CST_IOPORT) & 3);
- outb_p(0x80, SONYPI_CST_IOPORT);
- wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2);
- outb_p(addr, SONYPI_DATA_IOPORT);
- wait_on_command(0, inb_p(SONYPI_CST_IOPORT) & 2);
- return inb_p(SONYPI_DATA_IOPORT);
- }
- static u16 sonypi_ecrget16(u8 addr) {
- return sonypi_ecrget(addr) | (sonypi_ecrget(addr + 1) << 8);
- }
- /* Initializes the device - this comes from the AML code in the ACPI bios */
- static void __devinit 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 __devinit sonypi_type2_srs(void) {
- sonypi_ecrset(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8);
- sonypi_ecrset(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF);
- sonypi_ecrset(SONYPI_SIRQ, sonypi_device.bits);
- udelay(10);
- }
- /* Disables the device - this comes from the AML code in the ACPI bios */
- static void __devexit 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 __devexit sonypi_type2_dis(void) {
- sonypi_ecrset(SONYPI_SHIB, 0);
- sonypi_ecrset(SONYPI_SLOB, 0);
- sonypi_ecrset(SONYPI_SIRQ, 0);
- }
- static u8 sonypi_call1(u8 dev) {
- u8 v1, v2;
- wait_on_command(0, inb_p(sonypi_device.ioport2) & 2);
- 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);
- outb(dev, sonypi_device.ioport2);
- wait_on_command(0, inb_p(sonypi_device.ioport2) & 2);
- 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);
- outb(dev, sonypi_device.ioport2);
- wait_on_command(0, inb_p(sonypi_device.ioport2) & 2);
- outb(fn, sonypi_device.ioport1);
- wait_on_command(0, inb_p(sonypi_device.ioport2) & 2);
- outb(v, sonypi_device.ioport1);
- v1 = inb_p(sonypi_device.ioport1);
- return v1;
- }
- 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;
- }
- /* Set brightness, hue etc */
- static void sonypi_set(u8 fn, u8 v) {
-
- wait_on_command(0, sonypi_call3(0x90, fn, v));
- }
- /* 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) != 0) {
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
- }
- sonypi_call1(0x93);
- for (i = 400; i > 0; i--) {
- if (sonypi_camera_ready())
- break;
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
- }
- if (i != 0)
- break;
- }
-
- if (j == 0) {
- printk(KERN_WARNING "sonypi: failed to power on cameran");
- return;
- }
- sonypi_set(0x10, 0x5a);
- sonypi_device.camera_power = 1;
- }
- /* sets the bluetooth subsystem power state */
- static void sonypi_setbluetoothpower(u8 state) {
- state = (state != 0);
- if (sonypi_device.bluetooth_power && state)
- return;
- if (!sonypi_device.bluetooth_power && !state)
- return;
-
- sonypi_call2(0x96, state);
- sonypi_call1(0x93);
- sonypi_device.bluetooth_power = state;
- }
- /* Interrupt handler: some event is available */
- void sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) {
- u8 v1, v2, event = 0;
- int i;
- u8 sonypi_jogger_ev, sonypi_fnkey_ev;
- u8 sonypi_capture_ev, sonypi_bluetooth_ev;
- if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) {
- sonypi_jogger_ev = SONYPI_TYPE2_JOGGER_EV;
- sonypi_fnkey_ev = SONYPI_TYPE2_FNKEY_EV;
- sonypi_capture_ev = SONYPI_TYPE2_CAPTURE_EV;
- sonypi_bluetooth_ev = SONYPI_TYPE2_BLUETOOTH_EV;
- }
- else {
- sonypi_jogger_ev = SONYPI_TYPE1_JOGGER_EV;
- sonypi_fnkey_ev = SONYPI_TYPE1_FNKEY_EV;
- sonypi_capture_ev = SONYPI_TYPE1_CAPTURE_EV;
- sonypi_bluetooth_ev = SONYPI_TYPE1_BLUETOOTH_EV;
- }
- v1 = inb_p(sonypi_device.ioport1);
- v2 = inb_p(sonypi_device.ioport2);
- if ((v2 & SONYPI_TYPE1_PKEY_EV) == SONYPI_TYPE1_PKEY_EV) {
- for (i = 0; sonypi_pkeyev[i].event; i++)
- if (sonypi_pkeyev[i].data == v1) {
- event = sonypi_pkeyev[i].event;
- goto found;
- }
- }
- if ((v2 & sonypi_jogger_ev) == sonypi_jogger_ev) {
- for (i = 0; sonypi_joggerev[i].event; i++)
- if (sonypi_joggerev[i].data == v1) {
- event = sonypi_joggerev[i].event;
- goto found;
- }
- }
- if ((v2 & sonypi_capture_ev) == sonypi_capture_ev) {
- for (i = 0; sonypi_captureev[i].event; i++)
- if (sonypi_captureev[i].data == v1) {
- event = sonypi_captureev[i].event;
- goto found;
- }
- }
- if ((v2 & sonypi_fnkey_ev) == sonypi_fnkey_ev) {
- for (i = 0; sonypi_fnkeyev[i].event; i++)
- if (sonypi_fnkeyev[i].data == v1) {
- event = sonypi_fnkeyev[i].event;
- goto found;
- }
- }
- if ((v2 & sonypi_bluetooth_ev) == sonypi_bluetooth_ev) {
- for (i = 0; sonypi_blueev[i].event; i++)
- if (sonypi_blueev[i].data == v1) {
- event = sonypi_blueev[i].event;
- goto found;
- }
- }
- if ((v2 & SONYPI_BACK_EV) == SONYPI_BACK_EV) {
- for (i = 0; sonypi_backev[i].event; i++)
- if (sonypi_backev[i].data == v1) {
- event = sonypi_backev[i].event;
- goto found;
- }
- }
- if ((v2 & SONYPI_LID_EV) == SONYPI_LID_EV) {
- for (i = 0; sonypi_lidev[i].event; i++)
- if (sonypi_lidev[i].data == v1) {
- event = sonypi_lidev[i].event;
- goto found;
- }
- }
- if (verbose)
- printk(KERN_WARNING
- "sonypi: unknown event port1=0x%02x,port2=0x%02xn",v1,v2);
- return;
- found:
- sonypi_pushq(event);
- }
- /* External camera command (exported to the motion eye v4l driver) */
- u8 sonypi_camera_command(int command, u8 value) {
- u8 ret = 0;
- if (!camera)
- return 0;
- 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;
- }
- up(&sonypi_device.lock);
- return ret;
- }
- static int sonypi_misc_fasync(int fd, struct file *filp, int on) {
- int retval;
- retval = fasync_helper(fd, filp, on, &sonypi_device.queue.fasync);
- if (retval < 0)
- return retval;
- return 0;
- }
- 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--;
- up(&sonypi_device.lock);
- return 0;
- }
- static int sonypi_misc_open(struct inode * inode, struct file * file) {
- down(&sonypi_device.lock);
- if (sonypi_device.open_count)
- goto out;
- sonypi_device.open_count++;
- /* Flush input queue */
- sonypi_initq();
- out:
- up(&sonypi_device.lock);
- return 0;
- }
- static ssize_t sonypi_misc_read(struct file * file, char * buf,
- size_t count, loff_t *pos) {
- DECLARE_WAITQUEUE(wait, current);
- ssize_t i = count;
- 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);
- }
- 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 (signal_pending(current))
- return -ERESTARTSYS;
- return 0;
- }
- static unsigned int sonypi_misc_poll(struct file *file, poll_table * wait) {
- poll_wait(file, &sonypi_device.queue.proc_list, wait);
- if (!sonypi_emptyq())
- return POLLIN | POLLRDNORM;
- return 0;
- }
- static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
- unsigned int cmd, unsigned long arg) {
- int ret = 0;
- u8 val8;
- u16 val16;
- down(&sonypi_device.lock);
- switch (cmd) {
- case SONYPI_IOCGBRT:
- val8 = sonypi_ecrget(0x96);
- if (copy_to_user((u8 *)arg, &val8, sizeof(val8))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCSBRT:
- if (copy_from_user(&val8, (u8 *)arg, sizeof(val8))) {
- ret = -EFAULT;
- goto out;
- }
- sonypi_ecrset(0x96, val8);
- break;
- case SONYPI_IOCGBAT1CAP:
- val16 = sonypi_ecrget16(0xb2);
- if (copy_to_user((u16 *)arg, &val16, sizeof(val16))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCGBAT1REM:
- val16 = sonypi_ecrget16(0xa2);
- if (copy_to_user((u16 *)arg, &val16, sizeof(val16))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCGBAT2CAP:
- val16 = sonypi_ecrget16(0xba);
- if (copy_to_user((u16 *)arg, &val16, sizeof(val16))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCGBAT2REM:
- val16 = sonypi_ecrget16(0xaa);
- if (copy_to_user((u16 *)arg, &val16, sizeof(val16))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCGBATFLAGS:
- val8 = sonypi_ecrget(0x81) & 0x07;
- if (copy_to_user((u8 *)arg, &val8, sizeof(val8))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCGBLUE:
- val8 = sonypi_device.bluetooth_power;
- if (copy_to_user((u8 *)arg, &val8, sizeof(val8))) {
- ret = -EFAULT;
- goto out;
- }
- break;
- case SONYPI_IOCSBLUE:
- if (copy_from_user(&val8, (u8 *)arg, sizeof(val8))) {
- ret = -EFAULT;
- goto out;
- }
- sonypi_setbluetoothpower(val8);
- break;
- default:
- ret = -EINVAL;
- }
- out:
- up(&sonypi_device.lock);
- return ret;
- }
- static 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,
- ioctl: sonypi_misc_ioctl,
- };
- struct miscdevice sonypi_misc_device = {
- -1, "sonypi", &sonypi_misc_fops
- };
- 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 failedn");
- 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 failedn");
- goto out1;
- }
- if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) {
- ioport_list = sonypi_type2_ioport_list;
- sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE;
- irq_list = sonypi_type2_irq_list;
- }
- else {
- ioport_list = sonypi_type1_ioport_list;
- sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE;
- irq_list = sonypi_type1_irq_list;
- }
- 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 failedn");
- ret = -ENODEV;
- goto out2;
- }
- for (i = 0; irq_list[i].irq; i++) {
- if (!request_irq(irq_list[i].irq, sonypi_irq,
- SA_SHIRQ, "sonypi", sonypi_irq)) {
- sonypi_device.irq = irq_list[i].irq;
- sonypi_device.bits = irq_list[i].bits;
- break;
- }
- }
- if (!sonypi_device.irq ) {
- printk(KERN_ERR "sonypi: request_irq failedn");
- ret = -ENODEV;
- goto out3;
- }
- #if !defined(CONFIG_ACPI)
- /* Enable ACPI mode to get Fn key events */
- if (fnkeyinit)
- outb(0xf0, 0xb2);
- #endif
- 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);
- 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, "
- "camera = %s, compat = %sn",
- (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) ?
- "type1" : "type2",
- camera ? "on" : "off",
- compat ? "on" : "off");
- printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%xn",
- sonypi_device.irq,
- sonypi_device.ioport1, sonypi_device.ioport2);
- if (minor == -1)
- printk(KERN_INFO "sonypi: device allocated minor is %dn",
- sonypi_misc_device.minor);
- return 0;
- out3:
- release_region(sonypi_device.ioport1, sonypi_device.region_size);
- out2:
- misc_deregister(&sonypi_misc_device);
- out1:
- return ret;
- }
- static void __devexit sonypi_remove(void) {
- sonypi_call2(0x81, 0); /* make sure we don't get any more events */
- if (camera)
- sonypi_camera_off();
- if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2)
- sonypi_type2_dis();
- else
- sonypi_type1_dis();
- #if !defined(CONFIG_ACPI)
- /* disable ACPI mode */
- if (fnkeyinit)
- outb(0xf1, 0xb2);
- #endif
- 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");
- }
- static int __init sonypi_init_module(void) {
- struct pci_dev *pcidev = NULL;
- if (is_sony_vaio_laptop) {
- pcidev = pci_find_device(PCI_VENDOR_ID_INTEL,
- PCI_DEVICE_ID_INTEL_82371AB_3,
- NULL);
- return sonypi_probe(pcidev);
- }
- else
- return -ENODEV;
- }
- static void __exit sonypi_cleanup_module(void) {
- sonypi_remove();
- }
- #ifndef MODULE
- static int __init sonypi_setup(char *str) {
- int ints[6];
- 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];
- out:
- return 1;
- }
- __setup("sonypi=", sonypi_setup);
- #endif /* !MODULE */
-
- /* Module entry points */
- module_init(sonypi_init_module);
- module_exit(sonypi_cleanup_module);
- MODULE_AUTHOR("Stelian Pop <stelian.pop@fr.alcove.com>");
- MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver");
- MODULE_LICENSE("GPL");
- 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");
- EXPORT_SYMBOL(sonypi_camera_command);