| /* |
| * Sony Programmable I/O Control Device driver for VAIO |
| * |
| * Copyright (C) 2001-2003 Stelian Pop <stelian@popies.net> |
| * |
| * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com> |
| * |
| * 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/input.h> |
| #include <linux/pci.h> |
| #include <linux/sched.h> |
| #include <linux/init.h> |
| #include <linux/interrupt.h> |
| #include <linux/miscdevice.h> |
| #include <linux/poll.h> |
| #include <linux/delay.h> |
| #include <linux/wait.h> |
| #include <linux/acpi.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 */ |
| static int useinput = 1; |
| static unsigned long mask = 0xffffffff; |
| |
| static inline 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 inline 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; |
| } |
| |
| /* 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 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); |
| } |
| |
| /* 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 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; |
| } |
| |
| 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), 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)) { |
| 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) |
| 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; |
| } |
| |
| /* Interrupt handler: some event is available */ |
| static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) { |
| 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); |
| |
| #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); |
| } |
| #endif /* SONYPI_USE_INPUT */ |
| sonypi_pushq(event); |
| return IRQ_HANDLED; |
| } |
| |
| /* 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); |
| /* Flush input queue on first open */ |
| if (!sonypi_device.open_count) |
| sonypi_initq(); |
| sonypi_device.open_count++; |
| 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: |
| if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) { |
| ret = -EIO; |
| break; |
| } |
| if (copy_to_user((u8 *)arg, &val8, sizeof(val8))) |
| ret = -EFAULT; |
| break; |
| case SONYPI_IOCSBRT: |
| if (copy_from_user(&val8, (u8 *)arg, 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((u16 *)arg, &val16, sizeof(val16))) |
| ret = -EFAULT; |
| break; |
| case SONYPI_IOCGBAT1REM: |
| if (ec_read16(SONYPI_BAT1_LEFT, &val16)) { |
| ret = -EIO; |
| break; |
| } |
| if (copy_to_user((u16 *)arg, &val16, sizeof(val16))) |
| ret = -EFAULT; |
| break; |
| case SONYPI_IOCGBAT2CAP: |
| if (ec_read16(SONYPI_BAT2_FULL, &val16)) { |
| ret = -EIO; |
| break; |
| } |
| if (copy_to_user((u16 *)arg, &val16, sizeof(val16))) |
| ret = -EFAULT; |
| break; |
| case SONYPI_IOCGBAT2REM: |
| if (ec_read16(SONYPI_BAT2_LEFT, &val16)) { |
| ret = -EIO; |
| break; |
| } |
| if (copy_to_user((u16 *)arg, &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((u8 *)arg, &val8, sizeof(val8))) |
| ret = -EFAULT; |
| break; |
| case SONYPI_IOCGBLUE: |
| val8 = sonypi_device.bluetooth_power; |
| if (copy_to_user((u8 *)arg, &val8, sizeof(val8))) |
| ret = -EFAULT; |
| break; |
| case SONYPI_IOCSBLUE: |
| if (copy_from_user(&val8, (u8 *)arg, sizeof(val8))) { |
| ret = -EFAULT; |
| break; |
| } |
| sonypi_setbluetoothpower(val8); |
| break; |
| default: |
| ret = -EINVAL; |
| } |
| 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 |
| }; |
| |
| #ifdef CONFIG_PM |
| static int sonypi_pm_callback(struct pm_dev *dev, pm_request_t rqst, void *data) { |
| static int old_camera_power; |
| |
| switch (rqst) { |
| case PM_SUSPEND: |
| 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(); |
| } |
| 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); |
| break; |
| case PM_RESUME: |
| /* 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) |
| sonypi_camera_on(); |
| break; |
| } |
| return 0; |
| } |
| #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; |
| } |
| |
| 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; |
| } |
| |
| 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; |
| } |
| |
| for (i = 0; irq_list[i].irq; i++) { |
| |
| sonypi_device.irq = irq_list[i].irq; |
| sonypi_device.bits = irq_list[i].bits; |
| |
| /* Enable sonypi IRQ settings */ |
| 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); |
| |
| /* Now try requesting the irq from the system */ |
| if (!request_irq(sonypi_device.irq, sonypi_irq, |
| SA_SHIRQ, "sonypi", sonypi_irq)) |
| break; |
| |
| /* If request_irq failed, disable sonypi IRQ settings */ |
| if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) |
| sonypi_type2_dis(); |
| else |
| sonypi_type1_dis(); |
| } |
| |
| if (!irq_list[i].irq) { |
| printk(KERN_ERR "sonypi: request_irq failed\n"); |
| ret = -ENODEV; |
| goto out3; |
| } |
| |
| /* Enable ACPI mode to get Fn key events */ |
| if (!SONYPI_ACPI_ACTIVE && fnkeyinit) |
| outb(0xf0, 0xb2); |
| |
| 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, " |
| "verbose = %d, fnkeyinit = %s, camera = %s, " |
| "compat = %s, mask = 0x%08lx, useinput = %s\n", |
| (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) ? |
| "type1" : "type2", |
| verbose, |
| fnkeyinit ? "on" : "off", |
| camera ? "on" : "off", |
| compat ? "on" : "off", |
| mask, |
| useinput ? "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); |
| |
| #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.idbus = BUS_ISA; |
| sonypi_device.jog_dev.idvendor = PCI_VENDOR_ID_SONY; |
| |
| input_register_device(&sonypi_device.jog_dev); |
| printk(KERN_INFO "%s installed at input event device #%d.\n", |
| sonypi_device.jog_dev.name, |
| sonypi_device.jog_dev.number); |
| } |
| #endif /* SONYPI_USE_INPUT */ |
| |
| #ifdef CONFIG_PM |
| sonypi_device.pm = pm_register(PM_PCI_DEV, 0, sonypi_pm_callback); |
| #endif |
| |
| 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) { |
| |
| #ifdef CONFIG_PM |
| pm_unregister(sonypi_device.pm); |
| #endif |
| |
| 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); |
| } |
| #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); |
| 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[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); |
| |
| MODULE_AUTHOR("Stelian Pop <stelian@popies.net>"); |
| 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"); |
| 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"); |
| |
| EXPORT_SYMBOL(sonypi_camera_command); |