/* * Sony Programmable I/O Control Device driver for VAIO * * Copyright (C) 2001-2003 Stelian Pop * * Copyright (C) 2001-2002 Alcôve * * Copyright (C) 2001 Michael Ashley * * Copyright (C) 2001 Junichi Morita * * Copyright (C) 2000 Takaya Kinjo * * Copyright (C) 2000 Andrew Tridgell * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "sonypi.h" #include 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 "); 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);