static fn_handler_fn *fn_handler[] = { FN_HANDLERS };
/*
- * Variables/functions exported for vt_ioctl.c
+ * Variables exported for vt_ioctl.c
*/
/* maximum values each key_handler can handle */
int spawnpid, spawnsig;
/*
- * Translation of scancodes to keycodes.
- */
-
-int getkeycode(unsigned int scancode)
-{
- return 0; /* FIXME */
-}
-
-int setkeycode(unsigned int scancode, unsigned int keycode)
-{
- return 0; /* FIXME */
-}
-
-/*
- * Variables/function exported for vt.c
+ * Variables exported for vt.c
*/
int shift_state = 0;
unsigned char valid:1;
} ledptrs[3];
+/*
+ * Translation of scancodes to keycodes. We set them on only the first attached
+ * keyboard - for per-keyboard setting, /dev/input/event is more useful.
+ */
+int getkeycode(unsigned int scancode)
+{
+ struct input_handle *handle;
+ unsigned int keycode;
+
+ for (handle = kbd_handler.handle; handle; handle = handle->hnext)
+ if (handle->dev->keycodesize) break;
+
+ if (!handle->dev->keycodesize)
+ return -ENODEV;
+
+ switch (handle->dev->keycodesize) {
+ case 1: keycode = *(u8*)(handle->dev->keycode + scancode); break;
+ case 2: keycode = *(u16*)(handle->dev->keycode + scancode * 2); break;
+ case 4: keycode = *(u32*)(handle->dev->keycode + scancode * 4); break;
+ default: return -EINVAL;
+ }
+
+ return keycode;
+}
+
+int setkeycode(unsigned int scancode, unsigned int keycode)
+{
+ struct input_handle *handle;
+
+ for (handle = kbd_handler.handle; handle; handle = handle->hnext)
+ if (handle->dev->keycodesize) break;
+
+ if (!handle->dev->keycodesize)
+ return -ENODEV;
+
+ switch (handle->dev->keycodesize) {
+ case 1: *(u8*)(handle->dev->keycode + scancode) = keycode; break;
+ case 2: *(u16*)(handle->dev->keycode + scancode * 2) = keycode; break;
+ case 4: *(u32*)(handle->dev->keycode + scancode * 4) = keycode; break;
+ }
+
+ return 0;
+}
+
+/*
+ * Making beeps and bells.
+ */
+static void kd_nosound(unsigned long ignored)
+{
+ struct input_handle *handle;
+
+ for (handle = kbd_handler.handle; handle; handle = handle->hnext)
+ if (test_bit(EV_SND, handle->dev->evbit)) {
+ if (test_bit(SND_TONE, handle->dev->sndbit))
+ input_event(handle->dev, EV_SND, SND_TONE, 0);
+ if (test_bit(SND_BELL, handle->dev->sndbit))
+ input_event(handle->dev, EV_SND, SND_BELL, 0);
+ }
+}
+
+static struct timer_list kd_mksound_timer = { function: kd_nosound };
+
+void kd_mksound(unsigned int hz, unsigned int ticks)
+{
+ struct input_handle *handle;
+
+ del_timer(&kd_mksound_timer);
+
+ if (hz) {
+ for (handle = kbd_handler.handle; handle; handle = handle->hnext)
+ if (test_bit(EV_SND, handle->dev->evbit)) {
+ if (test_bit(SND_TONE, handle->dev->sndbit)) {
+ input_event(handle->dev, EV_SND, SND_TONE, hz);
+ break;
+ }
+ if (test_bit(SND_BELL, handle->dev->sndbit)) {
+ input_event(handle->dev, EV_SND, SND_BELL, 1);
+ break;
+ }
+ }
+ if (ticks)
+ mod_timer(&kd_mksound_timer, jiffies + ticks);
+ } else
+ kd_nosound(0);
+}
+
+/*
+ * Setting the keyboard rate.
+ */
+int kbd_rate(struct kbd_repeat *rep)
+{
+ struct input_handle *handle;
+
+ if (rep->rate < 0 || rep->delay < 0)
+ return -EINVAL;
+
+ for (handle = kbd_handler.handle; handle; handle = handle->hnext)
+ if (test_bit(EV_REP, handle->dev->evbit)) {
+ if (rep->rate > HZ) rep->rate = HZ;
+ handle->dev->rep[REP_PERIOD] = rep->rate ? (HZ / rep->rate) : 0;
+ handle->dev->rep[REP_DELAY] = rep->delay * HZ / 1000;
+ if (handle->dev->rep[REP_DELAY] < handle->dev->rep[REP_PERIOD])
+ handle->dev->rep[REP_DELAY] = handle->dev->rep[REP_PERIOD];
+ }
+
+ return 0;
+}
+
/*
* Helper Functions.
*/
#define GPLAST 0x3df
#define GPNUM (GPLAST - GPFIRST + 1)
-/*
- * Generates sound of some frequency for some number of clock ticks
- *
- * If freq is 0, will turn off sound, else will turn it on for that time.
- * If msec is 0, will return immediately, else will sleep for msec time, then
- * turn sound off.
- *
- * We also return immediately, which is what was implied within the X
- * comments - KDMKTONE doesn't put the process to sleep.
- */
-
-#if defined(__i386__) || defined(__alpha__) || defined(__powerpc__) \
- || (defined(__mips__) && defined(CONFIG_ISA)) \
- || (defined(__arm__) && defined(CONFIG_HOST_FOOTBRIDGE)) \
- || defined(__x86_64__)
-
-static void
-kd_nosound(unsigned long ignored)
-{
- /* disable counter 2 */
- outb(inb_p(0x61)&0xFC, 0x61);
- return;
-}
-
-void
-_kd_mksound(unsigned int hz, unsigned int ticks)
-{
- static struct timer_list sound_timer = { function: kd_nosound };
- unsigned int count = 0;
- unsigned long flags;
-
- if (hz > 20 && hz < 32767)
- count = 1193180 / hz;
-
- local_irq_save(flags); // FIXME: is this safe?
- del_timer(&sound_timer);
- if (count) {
- /* enable counter 2 */
- outb_p(inb_p(0x61)|3, 0x61);
- /* set command for counter 2, 2 byte write */
- outb_p(0xB6, 0x43);
- /* select desired HZ */
- outb_p(count & 0xff, 0x42);
- outb((count >> 8) & 0xff, 0x42);
-
- if (ticks) {
- sound_timer.expires = jiffies+ticks;
- add_timer(&sound_timer);
- }
- } else
- kd_nosound(0);
- local_irq_restore(flags);
- return;
-}
-
-#else
-
-void
-_kd_mksound(unsigned int hz, unsigned int ticks)
-{
-}
-
-#endif
-
-int _kbd_rate(struct kbd_repeat *rep)
-{
- return -EINVAL;
-}
-
-void (*kd_mksound)(unsigned int hz, unsigned int ticks) = _kd_mksound;
-int (*kbd_rate)(struct kbd_repeat *rep) = _kbd_rate;
-
#define i (tmp.kb_index)
#define s (tmp.kb_table)
#define v (tmp.kb_value)
inserted in and removed from the running kernel whenever you want).
The module will be called joydev.o. If you want to compile it as a
module, say M here and read <file:Documentation/modules.txt>.
-
-CONFIG_INPUT_UINPUT
- Say Y here if you want to support user level drivers for input
- subsystem accessible under char device 10:223 - /dev/input/uinput.
-
- This driver is also available as a module ( = code which can be
- inserted in and removed from the running kernel whenever you want).
- The module will be called uinput.o. If you want to compile it as a
- module, say M here and read <file:Documentation/modules.txt>.
fi
dep_tristate ' Event interface' CONFIG_INPUT_EVDEV $CONFIG_INPUT
dep_tristate ' Event debugging' CONFIG_INPUT_EVBUG $CONFIG_INPUT
-dep_tristate ' User level driver support' CONFIG_INPUT_UINPUT $CONFIG_INPUT $CONFIG_EXPERIMENTAL
comment 'Input I/O drivers'
source drivers/input/gameport/Config.in
source drivers/input/mouse/Config.in
source drivers/input/joystick/Config.in
source drivers/input/touchscreen/Config.in
+ source drivers/input/misc/Config.in
fi
endmenu
obj-$(CONFIG_INPUT_TSDEV) += tsdev.o
obj-$(CONFIG_INPUT_POWER) += power.o
obj-$(CONFIG_INPUT_EVBUG) += evbug.o
-obj-$(CONFIG_INPUT_UINPUT) += uinput.o
obj-$(CONFIG_INPUT_KEYBOARD) += keyboard/
obj-$(CONFIG_INPUT_MOUSE) += mouse/
obj-$(CONFIG_INPUT_JOYSTICK) += joystick/
obj-$(CONFIG_INPUT_TOUCHSCREEN) += touchscreen/
+obj-$(CONFIG_INPUT_MISC) += misc/
# The global Rules.make.
change_bit(code, dev->key);
- if (test_bit(EV_REP, dev->evbit) && value) {
+ if (test_bit(EV_REP, dev->evbit) && dev->rep[REP_PERIOD] && value) {
dev->repeat_key = code;
mod_timer(&dev->timer, jiffies + dev->rep[REP_DELAY]);
}
case EV_SND:
- if (code > SND_MAX || !test_bit(code, dev->sndbit) || !!test_bit(code, dev->snd) == value)
+ if (code > SND_MAX || !test_bit(code, dev->sndbit))
return;
- change_bit(code, dev->snd);
if (dev->event) dev->event(dev, type, code, value);
break;
amikbd_dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
amikbd_dev.keycode = amikbd_keycode;
+ amikbd_dev.keycodesize = sizeof(unsigned char);
+ amikbd_dev.keycodemax = ARRAY_SIZE(amikbd_keycode);
for (i = 0; i < 0x78; i++)
if (amikbd_keycode[i])
atkbd->serio = serio;
atkbd->dev.keycode = atkbd->keycode;
+ atkbd->dev.keycodesize = sizeof(unsigned char);
+ atkbd->dev.keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
atkbd->dev.event = atkbd_event;
atkbd->dev.private = atkbd;
nkbd->serio = serio;
nkbd->dev.keycode = nkbd->keycode;
+ nkbd->dev.keycodesize = sizeof(unsigned char);
+ nkbd->dev.keycodemax = ARRAY_SIZE(nkbd_keycode);
nkbd->dev.private = nkbd;
serio->private = nkbd;
sunkbd->tq.data = sunkbd;
sunkbd->dev.keycode = sunkbd->keycode;
+ sunkbd->dev.keycodesize = sizeof(unsigned char);
+ sunkbd->dev.keycodemax = ARRAY_SIZE(sunkbd_keycode);
+
sunkbd->dev.event = sunkbd_event;
sunkbd->dev.private = sunkbd;
xtkbd->serio = serio;
xtkbd->dev.keycode = xtkbd->keycode;
+ xtkbd->dev.keycodesize = sizeof(unsigned char);
+ xtkbd->dev.keycodemax = ARRAY_SIZE(xtkbd_keycode);
xtkbd->dev.private = xtkbd;
serio->private = xtkbd;
--- /dev/null
+CONFIG_INPUT_MISC
+
+ Say Y here, and a list of miscellaneous input drivers will be displayed.
+ Everything that didn't fit into the other categories is here. This option
+ doesn't affect the kernel.
+
+ If unsure, say Y.
+
+CONFIG_INPUT_PCSPKR
+ Say Y here if you want the standard PC Speaker to be used for
+ bells and whistles.
+
+ If unsure, say Y.
+
+ This driver is also available as a module ( = code which can be
+ inserted in and removed from the running kernel whenever you want).
+ The module will be called pcspkr.o. If you want to compile it as a
+ module, say M here and read <file:Documentation/modules.txt>.
+
+
+CONFIG_INPUT_UINPUT
+ Say Y here if you want to support user level drivers for input
+ subsystem accessible under char device 10:223 - /dev/input/uinput.
+
+ This driver is also available as a module ( = code which can be
+ inserted in and removed from the running kernel whenever you want).
+ The module will be called uinput.o. If you want to compile it as a
+ module, say M here and read <file:Documentation/modules.txt>.
--- /dev/null
+#
+# Input misc drivers configuration
+#
+
+bool 'Misc' CONFIG_INPUT_MISC
+
+dep_tristate ' PC Speaker support' CONFIG_INPUT_PCSPKR $CONFIG_INPUT $CONFIG_INPUT_MISC
+dep_tristate ' User level driver support' CONFIG_INPUT_UINPUT $CONFIG_INPUT $CONFIG_INPUT_MISC
--- /dev/null
+#
+# Makefile for the input misc drivers.
+#
+
+# Each configuration option enables a list of files.
+
+obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o
+obj-$(CONFIG_INPUT_UINPUT) += uinput.o
+
+# The global Rules.make.
+
+include $(TOPDIR)/Rules.make
--- /dev/null
+/*
+ * PC Speaker beeper driver for Linux
+ *
+ * Copyright (c) 2002 Vojtech Pavlik
+ * Copyright (c) 1992 Orest Zborowski
+ *
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <asm/io.h>
+
+MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
+MODULE_DESCRIPTION("PC Speaker beeper driver");
+MODULE_LICENSE("GPL");
+
+static char *pcspkr_name = "PC Speaker";
+static char *pcspkr_phys = "isa0061/input0";
+static struct input_dev pcspkr_dev;
+
+spinlock_t i8253_beep_lock = SPIN_LOCK_UNLOCKED;
+
+static int pcspkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
+{
+ unsigned int count = 0;
+ unsigned long flags;
+
+ if (type != EV_SND)
+ return -1;
+
+ switch (code) {
+ case SND_BELL: if (value) value = 1000;
+ case SND_TONE: break;
+ default: return -1;
+ }
+
+ if (value > 20 && value < 32767)
+ count = 1193182 / value;
+
+ spin_lock_irqsave(&i8253_beep_lock, flags);
+
+ if (count) {
+ /* enable counter 2 */
+ outb_p(inb_p(0x61) | 3, 0x61);
+ /* set command for counter 2, 2 byte write */
+ outb_p(0xB6, 0x43);
+ /* select desired HZ */
+ outb_p(count & 0xff, 0x42);
+ outb((count >> 8) & 0xff, 0x42);
+ } else {
+ /* disable counter 2 */
+ outb(inb_p(0x61) & 0xFC, 0x61);
+ }
+
+ spin_unlock_irqrestore(&i8253_beep_lock, flags);
+
+ return 0;
+}
+
+static int __init pcspkr_init(void)
+{
+ pcspkr_dev.evbit[0] = BIT(EV_SND);
+ pcspkr_dev.sndbit[0] = BIT(SND_BELL) | BIT(SND_TONE);
+ pcspkr_dev.event = pcspkr_event;
+
+ pcspkr_dev.name = pcspkr_name;
+ pcspkr_dev.phys = pcspkr_phys;
+ pcspkr_dev.id.bustype = BUS_ISA;
+ pcspkr_dev.id.vendor = 0x001f;
+ pcspkr_dev.id.product = 0x0001;
+ pcspkr_dev.id.version = 0x0100;
+
+ input_register_device(&pcspkr_dev);
+
+ printk(KERN_INFO "input: %s\n", pcspkr_name);
+
+ return 0;
+}
+
+static void __exit pcspkr_exit(void)
+{
+ input_unregister_device(&pcspkr_dev);
+}
+
+module_init(pcspkr_init);
+module_exit(pcspkr_exit);
--- /dev/null
+/*
+ * User level driver support for input subsystem
+ *
+ * Heavily based on evdev.c by Vojtech Pavlik
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Author: Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org>
+ *
+ * Changes/Revisions:
+ * 0.1 20/06/2002
+ * - first public version
+ */
+#include <linux/poll.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/smp_lock.h>
+#include <linux/fs.h>
+#include <linux/miscdevice.h>
+#include <linux/uinput.h>
+
+static int uinput_dev_open(struct input_dev *dev)
+{
+ return 0;
+}
+
+static void uinput_dev_close(struct input_dev *dev)
+{
+
+}
+
+static int uinput_dev_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
+{
+ struct uinput_device *udev;
+
+ udev = (struct uinput_device *)dev->private;
+
+ udev->head = (udev->head + 1) & 0xF;
+ udev->buff[udev->head].type = type;
+ udev->buff[udev->head].code = code;
+ udev->buff[udev->head].value = value;
+ do_gettimeofday(&udev->buff[udev->head].time);
+
+ wake_up_interruptible(&udev->waitq);
+
+ return 0;
+}
+
+static int uinput_dev_upload_effect(struct input_dev *dev, struct ff_effect *effect)
+{
+ return 0;
+}
+
+static int uinput_dev_erase_effect(struct input_dev *dev, int effect_id)
+{
+ return 0;
+}
+
+static int uinput_create_device(struct uinput_device *udev)
+{
+ if (!udev->dev->name) {
+ printk(KERN_DEBUG "%s: write device info first\n", UINPUT_NAME);
+ return -EINVAL;
+ }
+
+ udev->dev->open = uinput_dev_open;
+ udev->dev->close = uinput_dev_close;
+ udev->dev->event = uinput_dev_event;
+ udev->dev->upload_effect = uinput_dev_upload_effect;
+ udev->dev->erase_effect = uinput_dev_erase_effect;
+
+ init_waitqueue_head(&(udev->waitq));
+
+ input_register_device(udev->dev);
+
+ udev->state |= UIST_CREATED;
+
+ return 0;
+}
+
+static int uinput_destroy_device(struct uinput_device *udev)
+{
+ if (!(udev->state & UIST_CREATED)) {
+ printk(KERN_WARNING "%s: create the device first\n", UINPUT_NAME);
+ return -EINVAL;
+ }
+
+ input_unregister_device(udev->dev);
+
+ clear_bit(UIST_CREATED, &(udev->state));
+
+ return 0;
+}
+
+static int uinput_open(struct inode *inode, struct file *file)
+{
+ struct uinput_device *newdev;
+ struct input_dev *newinput;
+
+ MOD_INC_USE_COUNT;
+
+ newdev = kmalloc(sizeof(struct uinput_device), GFP_KERNEL);
+ if (!newdev)
+ goto error;
+ memset(newdev, 0, sizeof(struct uinput_device));
+
+ newinput = kmalloc(sizeof(struct input_dev), GFP_KERNEL);
+ if (!newinput)
+ goto cleanup;
+ memset(newinput, 0, sizeof(struct input_dev));
+
+ newdev->dev = newinput;
+
+ file->private_data = newdev;
+
+ return 0;
+cleanup:
+ kfree(newdev);
+error:
+ MOD_DEC_USE_COUNT;
+ return -ENOMEM;
+}
+
+static int uinput_alloc_device(struct file *file, const char *buffer, size_t count)
+{
+ struct uinput_user_dev user_dev;
+ struct input_dev *dev;
+ struct uinput_device *udev;
+ int size,
+ retval;
+
+ retval = count;
+
+ if (copy_from_user(&user_dev, buffer, sizeof(struct uinput_user_dev))) {
+ retval = -EFAULT;
+ goto exit;
+ }
+
+ udev = (struct uinput_device *)file->private_data;
+ dev = udev->dev;
+
+ size = strnlen(user_dev.name, UINPUT_MAX_NAME_SIZE);
+ dev->name = kmalloc(size + 1, GFP_KERNEL);
+ if (!dev->name) {
+ retval = -ENOMEM;
+ goto exit;
+ }
+
+ strncpy(dev->name, user_dev.name, size);
+ dev->name[size] = '\0';
+ dev->id.bustype = user_dev.id.bustype;
+ dev->id.vendor = user_dev.id.vendor;
+ dev->id.product = user_dev.id.product;
+ dev->id.version = user_dev.id.version;
+ dev->ff_effects_max = user_dev.ff_effects_max;
+
+ size = sizeof(unsigned long) * NBITS(ABS_MAX + 1);
+ memcpy(dev->absmax, user_dev.absmax, size);
+ memcpy(dev->absmin, user_dev.absmin, size);
+ memcpy(dev->absfuzz, user_dev.absfuzz, size);
+ memcpy(dev->absflat, user_dev.absflat, size);
+
+ /* check if absmin/absmax/absfuzz/absflat are filled as
+ * told in Documentation/input/input-programming.txt */
+ if (test_bit(EV_ABS, dev->evbit)) {
+ unsigned int cnt;
+ for (cnt = 1; cnt < ABS_MAX; cnt++)
+ if (test_bit(cnt, dev->absbit) &&
+ (!dev->absmin[cnt] ||
+ !dev->absmax[cnt] ||
+ !dev->absfuzz[cnt] ||
+ !dev->absflat[cnt])) {
+ printk(KERN_DEBUG "%s: set abs fields "
+ "first\n", UINPUT_NAME);
+ retval = -EINVAL;
+ goto free_name;
+ }
+ }
+
+exit:
+ return retval;
+free_name:
+ kfree(dev->name);
+ goto exit;
+}
+
+static int uinput_write(struct file *file, const char *buffer, size_t count, loff_t *ppos)
+{
+ struct uinput_device *udev = file->private_data;
+
+
+ if (udev->state & UIST_CREATED) {
+ struct input_event ev;
+
+ if (copy_from_user(&ev, buffer, sizeof(struct input_event)))
+ return -EFAULT;
+ input_event(udev->dev, ev.type, ev.code, ev.value);
+ }
+ else
+ count = uinput_alloc_device(file, buffer, count);
+
+ return count;
+}
+
+static ssize_t uinput_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
+{
+ struct uinput_device *udev;
+ int retval = 0;
+ DECLARE_WAITQUEUE(waitq, current);
+
+ udev = (struct uinput_device *)file->private_data;
+
+ if (udev->head == udev->tail) {
+ add_wait_queue(&udev->waitq, &waitq);
+ current->state = TASK_INTERRUPTIBLE;
+
+ while (udev->head == udev->tail) {
+ if (!(udev->state & UIST_CREATED)) {
+ retval = -ENODEV;
+ break;
+ }
+ if (file->f_flags & O_NONBLOCK) {
+ retval = -EAGAIN;
+ break;
+ }
+ if (signal_pending(current)) {
+ retval = -ERESTARTSYS;
+ break;
+ }
+ schedule();
+ }
+ current->state = TASK_RUNNING;
+ remove_wait_queue(&udev->waitq, &waitq);
+ }
+
+ if (retval)
+ return retval;
+
+ while (udev->head != udev->tail && retval + sizeof(struct uinput_device) <= count) {
+ if (copy_to_user(buffer + retval, &(udev->buff[udev->tail]),
+ sizeof(struct input_event)))
+ return -EFAULT;
+ udev->tail = (udev->tail + 1)%(UINPUT_BUFFER_SIZE - 1);
+ retval += sizeof(struct input_event);
+ }
+
+ return retval;
+}
+
+static unsigned int uinput_poll(struct file *file, poll_table *wait)
+{
+ struct uinput_device *udev = file->private_data;
+
+ poll_wait(file, &udev->waitq, wait);
+
+ if (udev->head != udev->tail)
+ return POLLIN | POLLRDNORM;
+
+ return 0;
+}
+
+static int uinput_burn_device(struct uinput_device *udev)
+{
+ if (udev->state & UIST_CREATED)
+ uinput_destroy_device(udev);
+
+ kfree(udev->dev);
+ kfree(udev);
+
+ return 0;
+}
+
+static int uinput_close(struct inode *inode, struct file *file)
+{
+ int retval;
+
+ retval = uinput_burn_device((struct uinput_device *)file->private_data);
+ MOD_DEC_USE_COUNT;
+ return retval;
+}
+
+static int uinput_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int retval = 0;
+ struct uinput_device *udev;
+
+ udev = (struct uinput_device *)file->private_data;
+
+ if (cmd >= UI_SET_EVBIT && (udev->state & UIST_CREATED))
+ return -EINVAL;
+
+ switch (cmd) {
+ case UI_DEV_CREATE:
+ retval = uinput_create_device(udev);
+
+ break;
+ case UI_DEV_DESTROY:
+ retval = uinput_destroy_device(udev);
+
+ break;
+ case UI_SET_EVBIT:
+ set_bit(arg, udev->dev->evbit);
+
+ break;
+ case UI_SET_KEYBIT:
+ set_bit(arg, udev->dev->keybit);
+
+ break;
+ case UI_SET_RELBIT:
+ set_bit(arg, udev->dev->relbit);
+
+ break;
+ case UI_SET_ABSBIT:
+ set_bit(arg, udev->dev->absbit);
+
+ break;
+ case UI_SET_MSCBIT:
+ set_bit(arg, udev->dev->mscbit);
+
+ break;
+ case UI_SET_LEDBIT:
+ set_bit(arg, udev->dev->ledbit);
+
+ break;
+ case UI_SET_SNDBIT:
+ set_bit(arg, udev->dev->sndbit);
+
+ break;
+ case UI_SET_FFBIT:
+ set_bit(arg, udev->dev->ffbit);
+
+ break;
+ default:
+ retval = -EFAULT;
+ }
+ return retval;
+}
+
+struct file_operations uinput_fops = {
+ .owner = THIS_MODULE,
+ .open = uinput_open,
+ .release = uinput_close,
+ .read = uinput_read,
+ .write = uinput_write,
+ .poll = uinput_poll,
+ .ioctl = uinput_ioctl,
+};
+
+static struct miscdevice uinput_misc = {
+ .fops = &uinput_fops,
+ .minor = UINPUT_MINOR,
+ .name = UINPUT_NAME,
+};
+
+static int __init uinput_init(void)
+{
+ return misc_register(&uinput_misc);
+}
+
+static void __exit uinput_exit(void)
+{
+ misc_deregister(&uinput_misc);
+}
+
+MODULE_AUTHOR("Aristeu Sergio Rozanski Filho");
+MODULE_DESCRIPTION("User level driver support for input subsystem");
+MODULE_LICENSE("GPL");
+
+module_init(uinput_init);
+module_exit(uinput_exit);
+
+++ /dev/null
-/*
- * User level driver support for input subsystem
- *
- * Heavily based on evdev.c by Vojtech Pavlik
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Author: Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org>
- *
- * Changes/Revisions:
- * 0.1 20/06/2002
- * - first public version
- */
-#include <linux/poll.h>
-#include <linux/slab.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/input.h>
-#include <linux/smp_lock.h>
-#include <linux/fs.h>
-#include <linux/miscdevice.h>
-#include <linux/uinput.h>
-
-static int uinput_dev_open(struct input_dev *dev)
-{
- return 0;
-}
-
-static void uinput_dev_close(struct input_dev *dev)
-{
-
-}
-
-static int uinput_dev_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
-{
- struct uinput_device *udev;
-
- udev = (struct uinput_device *)dev->private;
-
- udev->head = (udev->head + 1) & 0xF;
- udev->buff[udev->head].type = type;
- udev->buff[udev->head].code = code;
- udev->buff[udev->head].value = value;
- do_gettimeofday(&udev->buff[udev->head].time);
-
- wake_up_interruptible(&udev->waitq);
-
- return 0;
-}
-
-static int uinput_dev_upload_effect(struct input_dev *dev, struct ff_effect *effect)
-{
- return 0;
-}
-
-static int uinput_dev_erase_effect(struct input_dev *dev, int effect_id)
-{
- return 0;
-}
-
-static int uinput_create_device(struct uinput_device *udev)
-{
- if (!udev->dev->name) {
- printk(KERN_DEBUG "%s: write device info first\n", UINPUT_NAME);
- return -EINVAL;
- }
-
- udev->dev->open = uinput_dev_open;
- udev->dev->close = uinput_dev_close;
- udev->dev->event = uinput_dev_event;
- udev->dev->upload_effect = uinput_dev_upload_effect;
- udev->dev->erase_effect = uinput_dev_erase_effect;
-
- init_waitqueue_head(&(udev->waitq));
-
- input_register_device(udev->dev);
-
- udev->state |= UIST_CREATED;
-
- return 0;
-}
-
-static int uinput_destroy_device(struct uinput_device *udev)
-{
- if (!(udev->state & UIST_CREATED)) {
- printk(KERN_WARNING "%s: create the device first\n", UINPUT_NAME);
- return -EINVAL;
- }
-
- input_unregister_device(udev->dev);
-
- clear_bit(UIST_CREATED, &(udev->state));
-
- return 0;
-}
-
-static int uinput_open(struct inode *inode, struct file *file)
-{
- struct uinput_device *newdev;
- struct input_dev *newinput;
-
- MOD_INC_USE_COUNT;
-
- newdev = kmalloc(sizeof(struct uinput_device), GFP_KERNEL);
- if (!newdev)
- goto error;
- memset(newdev, 0, sizeof(struct uinput_device));
-
- newinput = kmalloc(sizeof(struct input_dev), GFP_KERNEL);
- if (!newinput)
- goto cleanup;
- memset(newinput, 0, sizeof(struct input_dev));
-
- newdev->dev = newinput;
-
- file->private_data = newdev;
-
- return 0;
-cleanup:
- kfree(newdev);
-error:
- MOD_DEC_USE_COUNT;
- return -ENOMEM;
-}
-
-static int uinput_alloc_device(struct file *file, const char *buffer, size_t count)
-{
- struct uinput_user_dev user_dev;
- struct input_dev *dev;
- struct uinput_device *udev;
- int size,
- retval;
-
- retval = count;
-
- if (copy_from_user(&user_dev, buffer, sizeof(struct uinput_user_dev))) {
- retval = -EFAULT;
- goto exit;
- }
-
- udev = (struct uinput_device *)file->private_data;
- dev = udev->dev;
-
- size = strnlen(user_dev.name, UINPUT_MAX_NAME_SIZE);
- dev->name = kmalloc(size + 1, GFP_KERNEL);
- if (!dev->name) {
- retval = -ENOMEM;
- goto exit;
- }
-
- strncpy(dev->name, user_dev.name, size);
- dev->name[size] = '\0';
- dev->id.bustype = user_dev.id.bustype;
- dev->id.vendor = user_dev.id.vendor;
- dev->id.product = user_dev.id.product;
- dev->id.version = user_dev.id.version;
- dev->ff_effects_max = user_dev.ff_effects_max;
-
- size = sizeof(unsigned long) * NBITS(ABS_MAX + 1);
- memcpy(dev->absmax, user_dev.absmax, size);
- memcpy(dev->absmin, user_dev.absmin, size);
- memcpy(dev->absfuzz, user_dev.absfuzz, size);
- memcpy(dev->absflat, user_dev.absflat, size);
-
- /* check if absmin/absmax/absfuzz/absflat are filled as
- * told in Documentation/input/input-programming.txt */
- if (test_bit(EV_ABS, dev->evbit)) {
- unsigned int cnt;
- for (cnt = 1; cnt < ABS_MAX; cnt++)
- if (test_bit(cnt, dev->absbit) &&
- (!dev->absmin[cnt] ||
- !dev->absmax[cnt] ||
- !dev->absfuzz[cnt] ||
- !dev->absflat[cnt])) {
- printk(KERN_DEBUG "%s: set abs fields "
- "first\n", UINPUT_NAME);
- retval = -EINVAL;
- goto free_name;
- }
- }
-
-exit:
- return retval;
-free_name:
- kfree(dev->name);
- goto exit;
-}
-
-static int uinput_write(struct file *file, const char *buffer, size_t count, loff_t *ppos)
-{
- struct uinput_device *udev = file->private_data;
-
-
- if (udev->state & UIST_CREATED) {
- struct input_event ev;
-
- if (copy_from_user(&ev, buffer, sizeof(struct input_event)))
- return -EFAULT;
- input_event(udev->dev, ev.type, ev.code, ev.value);
- }
- else
- count = uinput_alloc_device(file, buffer, count);
-
- return count;
-}
-
-static ssize_t uinput_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
-{
- struct uinput_device *udev;
- int retval = 0;
- DECLARE_WAITQUEUE(waitq, current);
-
- udev = (struct uinput_device *)file->private_data;
-
- if (udev->head == udev->tail) {
- add_wait_queue(&udev->waitq, &waitq);
- current->state = TASK_INTERRUPTIBLE;
-
- while (udev->head == udev->tail) {
- if (!(udev->state & UIST_CREATED)) {
- retval = -ENODEV;
- break;
- }
- if (file->f_flags & O_NONBLOCK) {
- retval = -EAGAIN;
- break;
- }
- if (signal_pending(current)) {
- retval = -ERESTARTSYS;
- break;
- }
- schedule();
- }
- current->state = TASK_RUNNING;
- remove_wait_queue(&udev->waitq, &waitq);
- }
-
- if (retval)
- return retval;
-
- while (udev->head != udev->tail && retval + sizeof(struct uinput_device) <= count) {
- if (copy_to_user(buffer + retval, &(udev->buff[udev->tail]),
- sizeof(struct input_event)))
- return -EFAULT;
- udev->tail = (udev->tail + 1)%(UINPUT_BUFFER_SIZE - 1);
- retval += sizeof(struct input_event);
- }
-
- return retval;
-}
-
-static unsigned int uinput_poll(struct file *file, poll_table *wait)
-{
- struct uinput_device *udev = file->private_data;
-
- poll_wait(file, &udev->waitq, wait);
-
- if (udev->head != udev->tail)
- return POLLIN | POLLRDNORM;
-
- return 0;
-}
-
-static int uinput_burn_device(struct uinput_device *udev)
-{
- if (udev->state & UIST_CREATED)
- uinput_destroy_device(udev);
-
- kfree(udev->dev);
- kfree(udev);
-
- return 0;
-}
-
-static int uinput_close(struct inode *inode, struct file *file)
-{
- int retval;
-
- retval = uinput_burn_device((struct uinput_device *)file->private_data);
- MOD_DEC_USE_COUNT;
- return retval;
-}
-
-static int uinput_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
-{
- int retval = 0;
- struct uinput_device *udev;
-
- udev = (struct uinput_device *)file->private_data;
-
- if (cmd >= UI_SET_EVBIT && (udev->state & UIST_CREATED))
- return -EINVAL;
-
- switch (cmd) {
- case UI_DEV_CREATE:
- retval = uinput_create_device(udev);
-
- break;
- case UI_DEV_DESTROY:
- retval = uinput_destroy_device(udev);
-
- break;
- case UI_SET_EVBIT:
- set_bit(arg, udev->dev->evbit);
-
- break;
- case UI_SET_KEYBIT:
- set_bit(arg, udev->dev->keybit);
-
- break;
- case UI_SET_RELBIT:
- set_bit(arg, udev->dev->relbit);
-
- break;
- case UI_SET_ABSBIT:
- set_bit(arg, udev->dev->absbit);
-
- break;
- case UI_SET_MSCBIT:
- set_bit(arg, udev->dev->mscbit);
-
- break;
- case UI_SET_LEDBIT:
- set_bit(arg, udev->dev->ledbit);
-
- break;
- case UI_SET_SNDBIT:
- set_bit(arg, udev->dev->sndbit);
-
- break;
- case UI_SET_FFBIT:
- set_bit(arg, udev->dev->ffbit);
-
- break;
- default:
- retval = -EFAULT;
- }
- return retval;
-}
-
-struct file_operations uinput_fops = {
- .owner = THIS_MODULE,
- .open = uinput_open,
- .release = uinput_close,
- .read = uinput_read,
- .write = uinput_write,
- .poll = uinput_poll,
- .ioctl = uinput_ioctl,
-};
-
-static struct miscdevice uinput_misc = {
- .fops = &uinput_fops,
- .minor = UINPUT_MINOR,
- .name = UINPUT_NAME,
-};
-
-static int __init uinput_init(void)
-{
- return misc_register(&uinput_misc);
-}
-
-static void __exit uinput_exit(void)
-{
- misc_deregister(&uinput_misc);
-}
-
-MODULE_AUTHOR("Aristeu Sergio Rozanski Filho");
-MODULE_DESCRIPTION("User level driver support for input subsystem");
-MODULE_LICENSE("GPL");
-
-module_init(uinput_init);
-module_exit(uinput_exit);
-
#define SND_CLICK 0x00
#define SND_BELL 0x01
+#define SND_TONE 0x02
#define SND_MAX 0x07
/*
wait_queue_head_t paste_wait;
} *vt_cons[MAX_NR_CONSOLES];
-extern void (*kd_mksound)(unsigned int hz, unsigned int ticks);
-extern int (*kbd_rate)(struct kbd_repeat *rep);
+extern void kd_mksound(unsigned int hz, unsigned int ticks);
+extern int kbd_rate(struct kbd_repeat *rep);
/* console.c */
projects / linux / commitdiff