2 * Sony Programmable I/O Control Device driver for VAIO
4 * Copyright (C) 2001-2003 Stelian Pop <stelian@popies.net>
6 * Copyright (C) 2001-2002 AlcĂ´ve <www.alcove.com>
8 * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
10 * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
12 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
14 * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
16 * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version.
23 * This program is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU General Public License for more details.
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
34 #include <linux/config.h>
35 #include <linux/module.h>
36 #include <linux/input.h>
37 #include <linux/pci.h>
38 #include <linux/sched.h>
39 #include <linux/init.h>
40 #include <linux/interrupt.h>
41 #include <linux/miscdevice.h>
42 #include <linux/poll.h>
43 #include <linux/delay.h>
44 #include <linux/wait.h>
45 #include <linux/acpi.h>
46 #include <linux/dmi.h>
47 #include <linux/sysdev.h>
49 #include <asm/uaccess.h>
51 #include <asm/system.h>
53 static int verbose; /* = 0 */
56 #include <linux/sonypi.h>
58 static struct sonypi_device sonypi_device;
59 static int minor = -1;
60 static int fnkeyinit; /* = 0 */
61 static int camera; /* = 0 */
62 static int compat; /* = 0 */
63 static int useinput = 1;
64 static unsigned long mask = 0xffffffff;
67 static inline void sonypi_initq(void) {
68 sonypi_device.queue.head = sonypi_device.queue.tail = 0;
69 sonypi_device.queue.len = 0;
70 sonypi_device.queue.s_lock = SPIN_LOCK_UNLOCKED;
71 init_waitqueue_head(&sonypi_device.queue.proc_list);
74 /* Pulls an event from the queue */
75 static inline unsigned char sonypi_pullq(void) {
79 spin_lock_irqsave(&sonypi_device.queue.s_lock, flags);
80 if (!sonypi_device.queue.len) {
81 spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags);
84 result = sonypi_device.queue.buf[sonypi_device.queue.head];
85 sonypi_device.queue.head++;
86 sonypi_device.queue.head &= (SONYPI_BUF_SIZE - 1);
87 sonypi_device.queue.len--;
88 spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags);
92 /* Pushes an event into the queue */
93 static inline void sonypi_pushq(unsigned char event) {
96 spin_lock_irqsave(&sonypi_device.queue.s_lock, flags);
97 if (sonypi_device.queue.len == SONYPI_BUF_SIZE) {
98 /* remove the first element */
99 sonypi_device.queue.head++;
100 sonypi_device.queue.head &= (SONYPI_BUF_SIZE - 1);
101 sonypi_device.queue.len--;
103 sonypi_device.queue.buf[sonypi_device.queue.tail] = event;
104 sonypi_device.queue.tail++;
105 sonypi_device.queue.tail &= (SONYPI_BUF_SIZE - 1);
106 sonypi_device.queue.len++;
108 kill_fasync(&sonypi_device.queue.fasync, SIGIO, POLL_IN);
109 wake_up_interruptible(&sonypi_device.queue.proc_list);
110 spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags);
113 /* Tests if the queue is empty */
114 static inline int sonypi_emptyq(void) {
118 spin_lock_irqsave(&sonypi_device.queue.s_lock, flags);
119 result = (sonypi_device.queue.len == 0);
120 spin_unlock_irqrestore(&sonypi_device.queue.s_lock, flags);
124 static int ec_read16(u8 addr, u16 *value) {
126 if (sonypi_ec_read(addr, &val_lb))
128 if (sonypi_ec_read(addr + 1, &val_hb))
130 *value = val_lb | (val_hb << 8);
134 /* Initializes the device - this comes from the AML code in the ACPI bios */
135 static void sonypi_type1_srs(void) {
138 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
139 v = (v & 0xFFFF0000) | ((u32)sonypi_device.ioport1);
140 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
142 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
143 v = (v & 0xFFF0FFFF) |
144 (((u32)sonypi_device.ioport1 ^ sonypi_device.ioport2) << 16);
145 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
147 v = inl(SONYPI_IRQ_PORT);
148 v &= ~(((u32)0x3) << SONYPI_IRQ_SHIFT);
149 v |= (((u32)sonypi_device.bits) << SONYPI_IRQ_SHIFT);
150 outl(v, SONYPI_IRQ_PORT);
152 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
153 v = (v & 0xFF1FFFFF) | 0x00C00000;
154 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
157 static void sonypi_type2_srs(void) {
158 if (sonypi_ec_write(SONYPI_SHIB, (sonypi_device.ioport1 & 0xFF00) >> 8))
159 printk(KERN_WARNING "ec_write failed\n");
160 if (sonypi_ec_write(SONYPI_SLOB, sonypi_device.ioport1 & 0x00FF))
161 printk(KERN_WARNING "ec_write failed\n");
162 if (sonypi_ec_write(SONYPI_SIRQ, sonypi_device.bits))
163 printk(KERN_WARNING "ec_write failed\n");
167 /* Disables the device - this comes from the AML code in the ACPI bios */
168 static void sonypi_type1_dis(void) {
171 pci_read_config_dword(sonypi_device.dev, SONYPI_G10A, &v);
173 pci_write_config_dword(sonypi_device.dev, SONYPI_G10A, v);
175 v = inl(SONYPI_IRQ_PORT);
176 v |= (0x3 << SONYPI_IRQ_SHIFT);
177 outl(v, SONYPI_IRQ_PORT);
180 static void sonypi_type2_dis(void) {
181 if (sonypi_ec_write(SONYPI_SHIB, 0))
182 printk(KERN_WARNING "ec_write failed\n");
183 if (sonypi_ec_write(SONYPI_SLOB, 0))
184 printk(KERN_WARNING "ec_write failed\n");
185 if (sonypi_ec_write(SONYPI_SIRQ, 0))
186 printk(KERN_WARNING "ec_write failed\n");
189 static u8 sonypi_call1(u8 dev) {
192 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
193 outb(dev, sonypi_device.ioport2);
194 v1 = inb_p(sonypi_device.ioport2);
195 v2 = inb_p(sonypi_device.ioport1);
199 static u8 sonypi_call2(u8 dev, u8 fn) {
202 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
203 outb(dev, sonypi_device.ioport2);
204 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
205 outb(fn, sonypi_device.ioport1);
206 v1 = inb_p(sonypi_device.ioport1);
210 static u8 sonypi_call3(u8 dev, u8 fn, u8 v) {
213 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
214 outb(dev, sonypi_device.ioport2);
215 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
216 outb(fn, sonypi_device.ioport1);
217 wait_on_command(0, inb_p(sonypi_device.ioport2) & 2, ITERATIONS_LONG);
218 outb(v, sonypi_device.ioport1);
219 v1 = inb_p(sonypi_device.ioport1);
223 static u8 sonypi_read(u8 fn) {
228 v1 = sonypi_call2(0x8f, fn);
229 v2 = sonypi_call2(0x8f, fn);
230 if (v1 == v2 && v1 != 0xff)
236 /* Set brightness, hue etc */
237 static void sonypi_set(u8 fn, u8 v) {
239 wait_on_command(0, sonypi_call3(0x90, fn, v), ITERATIONS_SHORT);
242 /* Tests if the camera is ready */
243 static int sonypi_camera_ready(void) {
246 v = sonypi_call2(0x8f, SONYPI_CAMERA_STATUS);
247 return (v != 0xff && (v & SONYPI_CAMERA_STATUS_READY));
250 /* Turns the camera off */
251 static void sonypi_camera_off(void) {
253 sonypi_set(SONYPI_CAMERA_PICTURE, SONYPI_CAMERA_MUTE_MASK);
255 if (!sonypi_device.camera_power)
258 sonypi_call2(0x91, 0);
259 sonypi_device.camera_power = 0;
262 /* Turns the camera on */
263 static void sonypi_camera_on(void) {
266 if (sonypi_device.camera_power)
269 for (j = 5; j > 0; j--) {
271 while (sonypi_call2(0x91, 0x1)) {
272 set_current_state(TASK_UNINTERRUPTIBLE);
277 for (i = 400; i > 0; i--) {
278 if (sonypi_camera_ready())
280 set_current_state(TASK_UNINTERRUPTIBLE);
288 printk(KERN_WARNING "sonypi: failed to power on camera\n");
292 sonypi_set(0x10, 0x5a);
293 sonypi_device.camera_power = 1;
296 /* sets the bluetooth subsystem power state */
297 static void sonypi_setbluetoothpower(u8 state) {
300 if (sonypi_device.bluetooth_power == state)
303 sonypi_call2(0x96, state);
305 sonypi_device.bluetooth_power = state;
308 /* Interrupt handler: some event is available */
309 static irqreturn_t sonypi_irq(int irq, void *dev_id, struct pt_regs *regs) {
310 u8 v1, v2, event = 0;
313 v1 = inb_p(sonypi_device.ioport1);
314 v2 = inb_p(sonypi_device.ioport1 + sonypi_device.evtype_offset);
316 for (i = 0; sonypi_eventtypes[i].model; i++) {
317 if (sonypi_device.model != sonypi_eventtypes[i].model)
319 if ((v2 & sonypi_eventtypes[i].data) != sonypi_eventtypes[i].data)
321 if (! (mask & sonypi_eventtypes[i].mask))
323 for (j = 0; sonypi_eventtypes[i].events[j].event; j++) {
324 if (v1 == sonypi_eventtypes[i].events[j].data) {
325 event = sonypi_eventtypes[i].events[j].event;
333 "sonypi: unknown event port1=0x%02x,port2=0x%02x\n",v1,v2);
334 /* We need to return IRQ_HANDLED here because there *are*
335 * events belonging to the sonypi device we don't know about,
336 * but we still don't want those to pollute the logs... */
342 "sonypi: event port1=0x%02x,port2=0x%02x\n", v1, v2);
344 #ifdef SONYPI_USE_INPUT
346 struct input_dev *jog_dev = &sonypi_device.jog_dev;
347 if (event == SONYPI_EVENT_JOGDIAL_PRESSED)
348 input_report_key(jog_dev, BTN_MIDDLE, 1);
349 else if (event == SONYPI_EVENT_ANYBUTTON_RELEASED)
350 input_report_key(jog_dev, BTN_MIDDLE, 0);
351 else if ((event == SONYPI_EVENT_JOGDIAL_UP) ||
352 (event == SONYPI_EVENT_JOGDIAL_UP_PRESSED))
353 input_report_rel(jog_dev, REL_WHEEL, 1);
354 else if ((event == SONYPI_EVENT_JOGDIAL_DOWN) ||
355 (event == SONYPI_EVENT_JOGDIAL_DOWN_PRESSED))
356 input_report_rel(jog_dev, REL_WHEEL, -1);
359 #endif /* SONYPI_USE_INPUT */
364 /* External camera command (exported to the motion eye v4l driver) */
365 u8 sonypi_camera_command(int command, u8 value) {
371 down(&sonypi_device.lock);
374 case SONYPI_COMMAND_GETCAMERA:
375 ret = sonypi_camera_ready();
377 case SONYPI_COMMAND_SETCAMERA:
383 case SONYPI_COMMAND_GETCAMERABRIGHTNESS:
384 ret = sonypi_read(SONYPI_CAMERA_BRIGHTNESS);
386 case SONYPI_COMMAND_SETCAMERABRIGHTNESS:
387 sonypi_set(SONYPI_CAMERA_BRIGHTNESS, value);
389 case SONYPI_COMMAND_GETCAMERACONTRAST:
390 ret = sonypi_read(SONYPI_CAMERA_CONTRAST);
392 case SONYPI_COMMAND_SETCAMERACONTRAST:
393 sonypi_set(SONYPI_CAMERA_CONTRAST, value);
395 case SONYPI_COMMAND_GETCAMERAHUE:
396 ret = sonypi_read(SONYPI_CAMERA_HUE);
398 case SONYPI_COMMAND_SETCAMERAHUE:
399 sonypi_set(SONYPI_CAMERA_HUE, value);
401 case SONYPI_COMMAND_GETCAMERACOLOR:
402 ret = sonypi_read(SONYPI_CAMERA_COLOR);
404 case SONYPI_COMMAND_SETCAMERACOLOR:
405 sonypi_set(SONYPI_CAMERA_COLOR, value);
407 case SONYPI_COMMAND_GETCAMERASHARPNESS:
408 ret = sonypi_read(SONYPI_CAMERA_SHARPNESS);
410 case SONYPI_COMMAND_SETCAMERASHARPNESS:
411 sonypi_set(SONYPI_CAMERA_SHARPNESS, value);
413 case SONYPI_COMMAND_GETCAMERAPICTURE:
414 ret = sonypi_read(SONYPI_CAMERA_PICTURE);
416 case SONYPI_COMMAND_SETCAMERAPICTURE:
417 sonypi_set(SONYPI_CAMERA_PICTURE, value);
419 case SONYPI_COMMAND_GETCAMERAAGC:
420 ret = sonypi_read(SONYPI_CAMERA_AGC);
422 case SONYPI_COMMAND_SETCAMERAAGC:
423 sonypi_set(SONYPI_CAMERA_AGC, value);
425 case SONYPI_COMMAND_GETCAMERADIRECTION:
426 ret = sonypi_read(SONYPI_CAMERA_STATUS);
427 ret &= SONYPI_DIRECTION_BACKWARDS;
429 case SONYPI_COMMAND_GETCAMERAROMVERSION:
430 ret = sonypi_read(SONYPI_CAMERA_ROMVERSION);
432 case SONYPI_COMMAND_GETCAMERAREVISION:
433 ret = sonypi_read(SONYPI_CAMERA_REVISION);
436 up(&sonypi_device.lock);
440 static int sonypi_misc_fasync(int fd, struct file *filp, int on) {
443 retval = fasync_helper(fd, filp, on, &sonypi_device.queue.fasync);
449 static int sonypi_misc_release(struct inode * inode, struct file * file) {
450 sonypi_misc_fasync(-1, file, 0);
451 down(&sonypi_device.lock);
452 sonypi_device.open_count--;
453 up(&sonypi_device.lock);
457 static int sonypi_misc_open(struct inode * inode, struct file * file) {
458 down(&sonypi_device.lock);
459 /* Flush input queue on first open */
460 if (!sonypi_device.open_count)
462 sonypi_device.open_count++;
463 up(&sonypi_device.lock);
467 static ssize_t sonypi_misc_read(struct file * file, char __user * buf,
468 size_t count, loff_t *pos)
470 DECLARE_WAITQUEUE(wait, current);
474 if (sonypi_emptyq()) {
475 if (file->f_flags & O_NONBLOCK)
477 add_wait_queue(&sonypi_device.queue.proc_list, &wait);
479 set_current_state(TASK_INTERRUPTIBLE);
480 if (sonypi_emptyq() && !signal_pending(current)) {
484 current->state = TASK_RUNNING;
485 remove_wait_queue(&sonypi_device.queue.proc_list, &wait);
487 while (i > 0 && !sonypi_emptyq()) {
493 file->f_dentry->d_inode->i_atime = CURRENT_TIME;
496 if (signal_pending(current))
501 static unsigned int sonypi_misc_poll(struct file *file, poll_table * wait) {
502 poll_wait(file, &sonypi_device.queue.proc_list, wait);
503 if (!sonypi_emptyq())
504 return POLLIN | POLLRDNORM;
508 static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
509 unsigned int cmd, unsigned long arg) {
511 void __user *argp = (void __user *)arg;
515 down(&sonypi_device.lock);
518 if (sonypi_ec_read(SONYPI_LCD_LIGHT, &val8)) {
522 if (copy_to_user(argp, &val8, sizeof(val8)))
526 if (copy_from_user(&val8, argp, sizeof(val8))) {
530 if (sonypi_ec_write(SONYPI_LCD_LIGHT, val8))
533 case SONYPI_IOCGBAT1CAP:
534 if (ec_read16(SONYPI_BAT1_FULL, &val16)) {
538 if (copy_to_user(argp, &val16, sizeof(val16)))
541 case SONYPI_IOCGBAT1REM:
542 if (ec_read16(SONYPI_BAT1_LEFT, &val16)) {
546 if (copy_to_user(argp, &val16, sizeof(val16)))
549 case SONYPI_IOCGBAT2CAP:
550 if (ec_read16(SONYPI_BAT2_FULL, &val16)) {
554 if (copy_to_user(argp, &val16, sizeof(val16)))
557 case SONYPI_IOCGBAT2REM:
558 if (ec_read16(SONYPI_BAT2_LEFT, &val16)) {
562 if (copy_to_user(argp, &val16, sizeof(val16)))
565 case SONYPI_IOCGBATFLAGS:
566 if (sonypi_ec_read(SONYPI_BAT_FLAGS, &val8)) {
571 if (copy_to_user(argp, &val8, sizeof(val8)))
574 case SONYPI_IOCGBLUE:
575 val8 = sonypi_device.bluetooth_power;
576 if (copy_to_user(argp, &val8, sizeof(val8)))
579 case SONYPI_IOCSBLUE:
580 if (copy_from_user(&val8, argp, sizeof(val8))) {
584 sonypi_setbluetoothpower(val8);
589 up(&sonypi_device.lock);
593 static struct file_operations sonypi_misc_fops = {
594 .owner = THIS_MODULE,
595 .read = sonypi_misc_read,
596 .poll = sonypi_misc_poll,
597 .open = sonypi_misc_open,
598 .release = sonypi_misc_release,
599 .fasync = sonypi_misc_fasync,
600 .ioctl = sonypi_misc_ioctl,
603 struct miscdevice sonypi_misc_device = {
604 -1, "sonypi", &sonypi_misc_fops
608 static int old_camera_power;
610 static int sonypi_suspend(struct sys_device *dev, u32 state) {
611 sonypi_call2(0x81, 0); /* make sure we don't get any more events */
613 old_camera_power = sonypi_device.camera_power;
616 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2)
620 /* disable ACPI mode */
621 if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
626 static int sonypi_resume(struct sys_device *dev) {
627 /* Enable ACPI mode to get Fn key events */
628 if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
630 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2)
635 sonypi_call2(0x81, 0xff);
640 if (camera && old_camera_power)
646 static int sonypi_pm_callback(struct pm_dev *dev, pm_request_t rqst, void *data) {
650 sonypi_suspend(NULL, 0);
659 /* New PM scheme (device model) */
660 static struct sysdev_class sonypi_sysclass = {
661 set_kset_name("sonypi"),
662 .suspend = sonypi_suspend,
663 .resume = sonypi_resume,
666 static struct sys_device sonypi_sysdev = {
668 .cls = &sonypi_sysclass,
672 static int __devinit sonypi_probe(struct pci_dev *pcidev) {
674 struct sonypi_ioport_list *ioport_list;
675 struct sonypi_irq_list *irq_list;
677 sonypi_device.dev = pcidev;
679 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE1;
681 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2;
683 init_MUTEX(&sonypi_device.lock);
684 sonypi_device.bluetooth_power = 0;
686 if (pcidev && pci_enable_device(pcidev)) {
687 printk(KERN_ERR "sonypi: pci_enable_device failed\n");
692 sonypi_misc_device.minor = (minor == -1) ?
693 MISC_DYNAMIC_MINOR : minor;
694 if ((ret = misc_register(&sonypi_misc_device))) {
695 printk(KERN_ERR "sonypi: misc_register failed\n");
699 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2) {
700 ioport_list = sonypi_type2_ioport_list;
701 sonypi_device.region_size = SONYPI_TYPE2_REGION_SIZE;
702 sonypi_device.evtype_offset = SONYPI_TYPE2_EVTYPE_OFFSET;
703 irq_list = sonypi_type2_irq_list;
706 ioport_list = sonypi_type1_ioport_list;
707 sonypi_device.region_size = SONYPI_TYPE1_REGION_SIZE;
708 sonypi_device.evtype_offset = SONYPI_TYPE1_EVTYPE_OFFSET;
709 irq_list = sonypi_type1_irq_list;
712 for (i = 0; ioport_list[i].port1; i++) {
713 if (request_region(ioport_list[i].port1,
714 sonypi_device.region_size,
715 "Sony Programable I/O Device")) {
717 sonypi_device.ioport1 = ioport_list[i].port1;
718 sonypi_device.ioport2 = ioport_list[i].port2;
722 if (!sonypi_device.ioport1) {
723 printk(KERN_ERR "sonypi: request_region failed\n");
728 for (i = 0; irq_list[i].irq; i++) {
730 sonypi_device.irq = irq_list[i].irq;
731 sonypi_device.bits = irq_list[i].bits;
733 /* Enable sonypi IRQ settings */
734 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2)
740 sonypi_call2(0x81, 0xff);
746 /* Now try requesting the irq from the system */
747 if (!request_irq(sonypi_device.irq, sonypi_irq,
748 SA_SHIRQ, "sonypi", sonypi_irq))
751 /* If request_irq failed, disable sonypi IRQ settings */
752 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2)
758 if (!irq_list[i].irq) {
759 printk(KERN_ERR "sonypi: request_irq failed\n");
765 sonypi_device.pm = pm_register(PM_PCI_DEV, 0, sonypi_pm_callback);
767 if (sysdev_class_register(&sonypi_sysclass) != 0) {
768 printk(KERN_ERR "sonypi: sysdev_class_register failed\n");
772 if (sysdev_register(&sonypi_sysdev) != 0) {
773 printk(KERN_ERR "sonypi: sysdev_register failed\n");
779 /* Enable ACPI mode to get Fn key events */
780 if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
783 printk(KERN_INFO "sonypi: Sony Programmable I/O Controller Driver v%d.%d.\n",
784 SONYPI_DRIVER_MAJORVERSION,
785 SONYPI_DRIVER_MINORVERSION);
786 printk(KERN_INFO "sonypi: detected %s model, "
787 "verbose = %d, fnkeyinit = %s, camera = %s, "
788 "compat = %s, mask = 0x%08lx, useinput = %s, acpi = %s\n",
789 (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE1) ?
792 fnkeyinit ? "on" : "off",
793 camera ? "on" : "off",
794 compat ? "on" : "off",
796 useinput ? "on" : "off",
797 SONYPI_ACPI_ACTIVE ? "on" : "off");
798 printk(KERN_INFO "sonypi: enabled at irq=%d, port1=0x%x, port2=0x%x\n",
800 sonypi_device.ioport1, sonypi_device.ioport2);
803 printk(KERN_INFO "sonypi: device allocated minor is %d\n",
804 sonypi_misc_device.minor);
806 #ifdef SONYPI_USE_INPUT
808 /* Initialize the Input Drivers: */
809 sonypi_device.jog_dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
810 sonypi_device.jog_dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE);
811 sonypi_device.jog_dev.relbit[0] = BIT(REL_WHEEL);
812 sonypi_device.jog_dev.name = (char *) kmalloc(
813 sizeof(SONYPI_INPUTNAME), GFP_KERNEL);
814 sprintf(sonypi_device.jog_dev.name, SONYPI_INPUTNAME);
815 sonypi_device.jog_dev.id.bustype = BUS_ISA;
816 sonypi_device.jog_dev.id.vendor = PCI_VENDOR_ID_SONY;
818 input_register_device(&sonypi_device.jog_dev);
819 printk(KERN_INFO "%s installed.\n", sonypi_device.jog_dev.name);
821 #endif /* SONYPI_USE_INPUT */
827 sysdev_class_unregister(&sonypi_sysclass);
829 free_irq(sonypi_device.irq, sonypi_irq);
832 release_region(sonypi_device.ioport1, sonypi_device.region_size);
834 misc_deregister(&sonypi_misc_device);
839 static void __devexit sonypi_remove(void) {
842 pm_unregister(sonypi_device.pm);
844 sysdev_unregister(&sonypi_sysdev);
845 sysdev_class_unregister(&sonypi_sysclass);
848 sonypi_call2(0x81, 0); /* make sure we don't get any more events */
850 #ifdef SONYPI_USE_INPUT
852 input_unregister_device(&sonypi_device.jog_dev);
853 kfree(sonypi_device.jog_dev.name);
855 #endif /* SONYPI_USE_INPUT */
859 if (sonypi_device.model == SONYPI_DEVICE_MODEL_TYPE2)
863 /* disable ACPI mode */
864 if (!SONYPI_ACPI_ACTIVE && fnkeyinit)
866 free_irq(sonypi_device.irq, sonypi_irq);
867 release_region(sonypi_device.ioport1, sonypi_device.region_size);
868 misc_deregister(&sonypi_misc_device);
869 printk(KERN_INFO "sonypi: removed.\n");
872 static struct dmi_system_id __initdata sonypi_dmi_table[] = {
874 .ident = "Sony Vaio",
876 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
877 DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
881 .ident = "Sony Vaio",
883 DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
884 DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
890 static int __init sonypi_init_module(void)
892 struct pci_dev *pcidev = NULL;
893 if (dmi_check_system(sonypi_dmi_table)) {
894 pcidev = pci_find_device(PCI_VENDOR_ID_INTEL,
895 PCI_DEVICE_ID_INTEL_82371AB_3,
897 return sonypi_probe(pcidev);
903 static void __exit sonypi_cleanup_module(void) {
908 static int __init sonypi_setup(char *str) {
911 str = get_options(str, ARRAY_SIZE(ints), ints);
937 __setup("sonypi=", sonypi_setup);
940 /* Module entry points */
941 module_init(sonypi_init_module);
942 module_exit(sonypi_cleanup_module);
944 MODULE_AUTHOR("Stelian Pop <stelian@popies.net>");
945 MODULE_DESCRIPTION("Sony Programmable I/O Control Device driver");
946 MODULE_LICENSE("GPL");
949 MODULE_PARM(minor,"i");
950 MODULE_PARM_DESC(minor, "minor number of the misc device, default is -1 (automatic)");
951 MODULE_PARM(verbose,"i");
952 MODULE_PARM_DESC(verbose, "be verbose, default is 0 (no)");
953 MODULE_PARM(fnkeyinit,"i");
954 MODULE_PARM_DESC(fnkeyinit, "set this if your Fn keys do not generate any event");
955 MODULE_PARM(camera,"i");
956 MODULE_PARM_DESC(camera, "set this if you have a MotionEye camera (PictureBook series)");
957 MODULE_PARM(compat,"i");
958 MODULE_PARM_DESC(compat, "set this if you want to enable backward compatibility mode");
959 MODULE_PARM(mask, "i");
960 MODULE_PARM_DESC(mask, "set this to the mask of event you want to enable (see doc)");
961 MODULE_PARM(useinput, "i");
962 MODULE_PARM_DESC(useinput, "if you have a jogdial, set this if you would like it to use the modern Linux Input Driver system");
964 EXPORT_SYMBOL(sonypi_camera_command);