Release 4.12 drivers/input/input.c
/*
* The input core
*
* Copyright (c) 1999-2002 Vojtech Pavlik
*/
/*
* 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.
*/
#define pr_fmt(fmt) KBUILD_BASENAME ": " fmt
#include <linux/init.h>
#include <linux/types.h>
#include <linux/idr.h>
#include <linux/input/mt.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/random.h>
#include <linux/major.h>
#include <linux/proc_fs.h>
#include <linux/sched.h>
#include <linux/seq_file.h>
#include <linux/poll.h>
#include <linux/device.h>
#include <linux/mutex.h>
#include <linux/rcupdate.h>
#include "input-compat.h"
MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
MODULE_DESCRIPTION("Input core");
MODULE_LICENSE("GPL");
#define INPUT_MAX_CHAR_DEVICES 1024
#define INPUT_FIRST_DYNAMIC_DEV 256
static DEFINE_IDA(input_ida);
static LIST_HEAD(input_dev_list);
static LIST_HEAD(input_handler_list);
/*
* input_mutex protects access to both input_dev_list and input_handler_list.
* This also causes input_[un]register_device and input_[un]register_handler
* be mutually exclusive which simplifies locking in drivers implementing
* input handlers.
*/
static DEFINE_MUTEX(input_mutex);
static const struct input_value input_value_sync = { EV_SYN, SYN_REPORT, 1 };
static inline int is_event_supported(unsigned int code,
unsigned long *bm, unsigned int max)
{
return code <= max && test_bit(code, bm);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 32 | 100.00% | 1 | 100.00% |
| Total | 32 | 100.00% | 1 | 100.00% |
static int input_defuzz_abs_event(int value, int old_val, int fuzz)
{
if (fuzz) {
if (value > old_val - fuzz / 2 && value < old_val + fuzz / 2)
return old_val;
if (value > old_val - fuzz && value < old_val + fuzz)
return (old_val * 3 + value) / 4;
if (value > old_val - fuzz * 2 && value < old_val + fuzz * 2)
return (old_val + value) / 2;
}
return value;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 97 | 100.00% | 1 | 100.00% |
| Total | 97 | 100.00% | 1 | 100.00% |
static void input_start_autorepeat(struct input_dev *dev, int code)
{
if (test_bit(EV_REP, dev->evbit) &&
dev->rep[REP_PERIOD] && dev->rep[REP_DELAY] &&
dev->timer.data) {
dev->repeat_key = code;
mod_timer(&dev->timer,
jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]));
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 64 | 87.67% | 1 | 33.33% |
| Linus Torvalds (pre-git) | 8 | 10.96% | 1 | 33.33% |
| Dmitry Torokhov | 1 | 1.37% | 1 | 33.33% |
| Total | 73 | 100.00% | 3 | 100.00% |
static void input_stop_autorepeat(struct input_dev *dev)
{
del_timer(&dev->timer);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 19 | 100.00% | 1 | 100.00% |
| Total | 19 | 100.00% | 1 | 100.00% |
/*
* Pass event first through all filters and then, if event has not been
* filtered out, through all open handles. This function is called with
* dev->event_lock held and interrupts disabled.
*/
static unsigned int input_to_handler(struct input_handle *handle,
struct input_value *vals, unsigned int count)
{
struct input_handler *handler = handle->handler;
struct input_value *end = vals;
struct input_value *v;
if (handler->filter) {
for (v = vals; v != vals + count; v++) {
if (handler->filter(handle, v->type, v->code, v->value))
continue;
if (end != v)
*end = *v;
end++;
}
count = end - vals;
}
if (!count)
return 0;
if (handler->events)
handler->events(handle, vals, count);
else if (handler->event)
for (v = vals; v != vals + count; v++)
handler->event(handle, v->type, v->code, v->value);
return count;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 107 | 59.78% | 1 | 11.11% |
| Dmitry Torokhov | 27 | 15.08% | 3 | 33.33% |
| Vojtech Pavlik | 19 | 10.61% | 2 | 22.22% |
| Linus Torvalds (pre-git) | 13 | 7.26% | 1 | 11.11% |
| Anshul Garg | 11 | 6.15% | 1 | 11.11% |
| Matt Mackall | 2 | 1.12% | 1 | 11.11% |
| Total | 179 | 100.00% | 9 | 100.00% |
/*
* Pass values first through all filters and then, if event has not been
* filtered out, through all open handles. This function is called with
* dev->event_lock held and interrupts disabled.
*/
static void input_pass_values(struct input_dev *dev,
struct input_value *vals, unsigned int count)
{
struct input_handle *handle;
struct input_value *v;
if (!count)
return;
rcu_read_lock();
handle = rcu_dereference(dev->grab);
if (handle) {
count = input_to_handler(handle, vals, count);
} else {
list_for_each_entry_rcu(handle, &dev->h_list, d_node)
if (handle->open) {
count = input_to_handler(handle, vals, count);
if (!count)
break;
}
}
rcu_read_unlock();
/* trigger auto repeat for key events */
if (test_bit(EV_REP, dev->evbit) && test_bit(EV_KEY, dev->evbit)) {
for (v = vals; v != vals + count; v++) {
if (v->type == EV_KEY && v->value != 2) {
if (v->value)
input_start_autorepeat(dev, v->code);
else
input_stop_autorepeat(dev);
}
}
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 96 | 53.04% | 2 | 16.67% |
| Dmitry Torokhov | 39 | 21.55% | 3 | 25.00% |
| Anshul Garg | 30 | 16.57% | 2 | 16.67% |
| Vojtech Pavlik | 9 | 4.97% | 3 | 25.00% |
| Linus Torvalds (pre-git) | 6 | 3.31% | 1 | 8.33% |
| Matt Mackall | 1 | 0.55% | 1 | 8.33% |
| Total | 181 | 100.00% | 12 | 100.00% |
static void input_pass_event(struct input_dev *dev,
unsigned int type, unsigned int code, int value)
{
struct input_value vals[] = { { type, code, value } };
input_pass_values(dev, vals, ARRAY_SIZE(vals));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 38 | 77.55% | 1 | 20.00% |
| Dmitry Torokhov | 8 | 16.33% | 3 | 60.00% |
| Vojtech Pavlik | 3 | 6.12% | 1 | 20.00% |
| Total | 49 | 100.00% | 5 | 100.00% |
/*
* Generate software autorepeat event. Note that we take
* dev->event_lock here to avoid racing with input_event
* which may cause keys get "stuck".
*/
static void input_repeat_key(unsigned long data)
{
struct input_dev *dev = (void *) data;
unsigned long flags;
spin_lock_irqsave(&dev->event_lock, flags);
if (test_bit(dev->repeat_key, dev->key) &&
is_event_supported(dev->repeat_key, dev->keybit, KEY_MAX)) {
struct input_value vals[] = {
{ EV_KEY, dev->repeat_key, 2 },
input_value_sync
};
input_pass_values(dev, vals, ARRAY_SIZE(vals));
if (dev->rep[REP_PERIOD])
mod_timer(&dev->timer, jiffies +
msecs_to_jiffies(dev->rep[REP_PERIOD]));
}
spin_unlock_irqrestore(&dev->event_lock, flags);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 89 | 66.92% | 1 | 25.00% |
| Henrik Rydberg | 20 | 15.04% | 1 | 25.00% |
| Linus Torvalds (pre-git) | 20 | 15.04% | 1 | 25.00% |
| Vojtech Pavlik | 4 | 3.01% | 1 | 25.00% |
| Total | 133 | 100.00% | 4 | 100.00% |
#define INPUT_IGNORE_EVENT 0
#define INPUT_PASS_TO_HANDLERS 1
#define INPUT_PASS_TO_DEVICE 2
#define INPUT_SLOT 4
#define INPUT_FLUSH 8
#define INPUT_PASS_TO_ALL (INPUT_PASS_TO_HANDLERS | INPUT_PASS_TO_DEVICE)
static int input_handle_abs_event(struct input_dev *dev,
unsigned int code, int *pval)
{
struct input_mt *mt = dev->mt;
bool is_mt_event;
int *pold;
if (code == ABS_MT_SLOT) {
/*
* "Stage" the event; we'll flush it later, when we
* get actual touch data.
*/
if (mt && *pval >= 0 && *pval < mt->num_slots)
mt->slot = *pval;
return INPUT_IGNORE_EVENT;
}
is_mt_event = input_is_mt_value(code);
if (!is_mt_event) {
pold = &dev->absinfo[code].value;
} else if (mt) {
pold = &mt->slots[mt->slot].abs[code - ABS_MT_FIRST];
} else {
/*
* Bypass filtering for multi-touch events when
* not employing slots.
*/
pold = NULL;
}
if (pold) {
*pval = input_defuzz_abs_event(*pval, *pold,
dev->absinfo[code].fuzz);
if (*pold == *pval)
return INPUT_IGNORE_EVENT;
*pold = *pval;
}
/* Flush pending "slot" event */
if (is_mt_event && mt && mt->slot != input_abs_get_val(dev, ABS_MT_SLOT)) {
input_abs_set_val(dev, ABS_MT_SLOT, mt->slot);
return INPUT_PASS_TO_HANDLERS | INPUT_SLOT;
}
return INPUT_PASS_TO_HANDLERS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 197 | 92.49% | 4 | 57.14% |
| Daniel Mack | 14 | 6.57% | 2 | 28.57% |
| Dmitry Torokhov | 2 | 0.94% | 1 | 14.29% |
| Total | 213 | 100.00% | 7 | 100.00% |
static int input_get_disposition(struct input_dev *dev,
unsigned int type, unsigned int code, int *pval)
{
int disposition = INPUT_IGNORE_EVENT;
int value = *pval;
switch (type) {
case EV_SYN:
switch (code) {
case SYN_CONFIG:
disposition = INPUT_PASS_TO_ALL;
break;
case SYN_REPORT:
disposition = INPUT_PASS_TO_HANDLERS | INPUT_FLUSH;
break;
case SYN_MT_REPORT:
disposition = INPUT_PASS_TO_HANDLERS;
break;
}
break;
case EV_KEY:
if (is_event_supported(code, dev->keybit, KEY_MAX)) {
/* auto-repeat bypasses state updates */
if (value == 2) {
disposition = INPUT_PASS_TO_HANDLERS;
break;
}
if (!!test_bit(code, dev->key) != !!value) {
__change_bit(code, dev->key);
disposition = INPUT_PASS_TO_HANDLERS;
}
}
break;
case EV_SW:
if (is_event_supported(code, dev->swbit, SW_MAX) &&
!!test_bit(code, dev->sw) != !!value) {
__change_bit(code, dev->sw);
disposition = INPUT_PASS_TO_HANDLERS;
}
break;
case EV_ABS:
if (is_event_supported(code, dev->absbit, ABS_MAX))
disposition = input_handle_abs_event(dev, code, &value);
break;
case EV_REL:
if (is_event_supported(code, dev->relbit, REL_MAX) && value)
disposition = INPUT_PASS_TO_HANDLERS;
break;
case EV_MSC:
if (is_event_supported(code, dev->mscbit, MSC_MAX))
disposition = INPUT_PASS_TO_ALL;
break;
case EV_LED:
if (is_event_supported(code, dev->ledbit, LED_MAX) &&
!!test_bit(code, dev->led) != !!value) {
__change_bit(code, dev->led);
disposition = INPUT_PASS_TO_ALL;
}
break;
case EV_SND:
if (is_event_supported(code, dev->sndbit, SND_MAX)) {
if (!!test_bit(code, dev->snd) != !!value)
__change_bit(code, dev->snd);
disposition = INPUT_PASS_TO_ALL;
}
break;
case EV_REP:
if (code <= REP_MAX && value >= 0 && dev->rep[code] != value) {
dev->rep[code] = value;
disposition = INPUT_PASS_TO_ALL;
}
break;
case EV_FF:
if (value >= 0)
disposition = INPUT_PASS_TO_ALL;
break;
case EV_PWR:
disposition = INPUT_PASS_TO_ALL;
break;
}
*pval = value;
return disposition;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 175 | 41.18% | 3 | 23.08% |
| Henrik Rydberg | 116 | 27.29% | 5 | 38.46% |
| Linus Torvalds (pre-git) | 94 | 22.12% | 2 | 15.38% |
| Richard Purdie | 25 | 5.88% | 1 | 7.69% |
| Linus Torvalds | 12 | 2.82% | 1 | 7.69% |
| Vojtech Pavlik | 3 | 0.71% | 1 | 7.69% |
| Total | 425 | 100.00% | 13 | 100.00% |
static void input_handle_event(struct input_dev *dev,
unsigned int type, unsigned int code, int value)
{
int disposition = input_get_disposition(dev, type, code, &value);
if (disposition != INPUT_IGNORE_EVENT && type != EV_SYN)
add_input_randomness(type, code, value);
if ((disposition & INPUT_PASS_TO_DEVICE) && dev->event)
dev->event(dev, type, code, value);
if (!dev->vals)
return;
if (disposition & INPUT_PASS_TO_HANDLERS) {
struct input_value *v;
if (disposition & INPUT_SLOT) {
v = &dev->vals[dev->num_vals++];
v->type = EV_ABS;
v->code = ABS_MT_SLOT;
v->value = dev->mt->slot;
}
v = &dev->vals[dev->num_vals++];
v->type = type;
v->code = code;
v->value = value;
}
if (disposition & INPUT_FLUSH) {
if (dev->num_vals >= 2)
input_pass_values(dev, dev->vals, dev->num_vals);
dev->num_vals = 0;
} else if (dev->num_vals >= dev->max_vals - 2) {
dev->vals[dev->num_vals++] = input_value_sync;
input_pass_values(dev, dev->vals, dev->num_vals);
dev->num_vals = 0;
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 186 | 72.37% | 1 | 7.69% |
| Dmitry Torokhov | 36 | 14.01% | 5 | 38.46% |
| Linus Torvalds (pre-git) | 14 | 5.45% | 1 | 7.69% |
| Zephaniah E. Hull | 11 | 4.28% | 1 | 7.69% |
| Vojtech Pavlik | 4 | 1.56% | 2 | 15.38% |
| Patrick Mochel | 3 | 1.17% | 1 | 7.69% |
| Richard Purdie | 2 | 0.78% | 1 | 7.69% |
| Linus Torvalds | 1 | 0.39% | 1 | 7.69% |
| Total | 257 | 100.00% | 13 | 100.00% |
/**
* input_event() - report new input event
* @dev: device that generated the event
* @type: type of the event
* @code: event code
* @value: value of the event
*
* This function should be used by drivers implementing various input
* devices to report input events. See also input_inject_event().
*
* NOTE: input_event() may be safely used right after input device was
* allocated with input_allocate_device(), even before it is registered
* with input_register_device(), but the event will not reach any of the
* input handlers. Such early invocation of input_event() may be used
* to 'seed' initial state of a switch or initial position of absolute
* axis, etc.
*/
void input_event(struct input_dev *dev,
unsigned int type, unsigned int code, int value)
{
unsigned long flags;
if (is_event_supported(type, dev->evbit, EV_MAX)) {
spin_lock_irqsave(&dev->event_lock, flags);
input_handle_event(dev, type, code, value);
spin_unlock_irqrestore(&dev->event_lock, flags);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 57 | 80.28% | 1 | 33.33% |
| Linus Torvalds (pre-git) | 14 | 19.72% | 2 | 66.67% |
| Total | 71 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL(input_event);
/**
* input_inject_event() - send input event from input handler
* @handle: input handle to send event through
* @type: type of the event
* @code: event code
* @value: value of the event
*
* Similar to input_event() but will ignore event if device is
* "grabbed" and handle injecting event is not the one that owns
* the device.
*/
void input_inject_event(struct input_handle *handle,
unsigned int type, unsigned int code, int value)
{
struct input_dev *dev = handle->dev;
struct input_handle *grab;
unsigned long flags;
if (is_event_supported(type, dev->evbit, EV_MAX)) {
spin_lock_irqsave(&dev->event_lock, flags);
rcu_read_lock();
grab = rcu_dereference(dev->grab);
if (!grab || grab == handle)
input_handle_event(dev, type, code, value);
rcu_read_unlock();
spin_unlock_irqrestore(&dev->event_lock, flags);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 109 | 100.00% | 3 | 100.00% |
| Total | 109 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL(input_inject_event);
/**
* input_alloc_absinfo - allocates array of input_absinfo structs
* @dev: the input device emitting absolute events
*
* If the absinfo struct the caller asked for is already allocated, this
* functions will not do anything.
*/
void input_alloc_absinfo(struct input_dev *dev)
{
if (!dev->absinfo)
dev->absinfo = kcalloc(ABS_CNT, sizeof(struct input_absinfo),
GFP_KERNEL);
WARN(!dev->absinfo, "%s(): kcalloc() failed?\n", __func__);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Daniel Mack | 46 | 100.00% | 1 | 100.00% |
| Total | 46 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(input_alloc_absinfo);
void input_set_abs_params(struct input_dev *dev, unsigned int axis,
int min, int max, int fuzz, int flat)
{
struct input_absinfo *absinfo;
input_alloc_absinfo(dev);
if (!dev->absinfo)
return;
absinfo = &dev->absinfo[axis];
absinfo->minimum = min;
absinfo->maximum = max;
absinfo->fuzz = fuzz;
absinfo->flat = flat;
__set_bit(EV_ABS, dev->evbit);
__set_bit(axis, dev->absbit);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Daniel Mack | 85 | 88.54% | 1 | 50.00% |
| Dmitry Torokhov | 11 | 11.46% | 1 | 50.00% |
| Total | 96 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL(input_set_abs_params);
/**
* input_grab_device - grabs device for exclusive use
* @handle: input handle that wants to own the device
*
* When a device is grabbed by an input handle all events generated by
* the device are delivered only to this handle. Also events injected
* by other input handles are ignored while device is grabbed.
*/
int input_grab_device(struct input_handle *handle)
{
struct input_dev *dev = handle->dev;
int retval;
retval = mutex_lock_interruptible(&dev->mutex);
if (retval)
return retval;
if (dev->grab) {
retval = -EBUSY;
goto out;
}
rcu_assign_pointer(dev->grab, handle);
out:
mutex_unlock(&dev->mutex);
return retval;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 46 | 59.74% | 2 | 33.33% |
| Zephaniah E. Hull | 16 | 20.78% | 1 | 16.67% |
| Linus Torvalds (pre-git) | 11 | 14.29% | 1 | 16.67% |
| Vojtech Pavlik | 4 | 5.19% | 2 | 33.33% |
| Total | 77 | 100.00% | 6 | 100.00% |
EXPORT_SYMBOL(input_grab_device);
static void __input_release_device(struct input_handle *handle)
{
struct input_dev *dev = handle->dev;
struct input_handle *grabber;
grabber = rcu_dereference_protected(dev->grab,
lockdep_is_held(&dev->mutex));
if (grabber == handle) {
rcu_assign_pointer(dev->grab, NULL);
/* Make sure input_pass_event() notices that grab is gone */
synchronize_rcu();
list_for_each_entry(handle, &dev->h_list, d_node)
if (handle->open && handle->handler->start)
handle->handler->start(handle);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 62 | 67.39% | 4 | 66.67% |
| Zephaniah E. Hull | 22 | 23.91% | 1 | 16.67% |
| Andrew Morton | 8 | 8.70% | 1 | 16.67% |
| Total | 92 | 100.00% | 6 | 100.00% |
/**
* input_release_device - release previously grabbed device
* @handle: input handle that owns the device
*
* Releases previously grabbed device so that other input handles can
* start receiving input events. Upon release all handlers attached
* to the device have their start() method called so they have a change
* to synchronize device state with the rest of the system.
*/
void input_release_device(struct input_handle *handle)
{
struct input_dev *dev = handle->dev;
mutex_lock(&dev->mutex);
__input_release_device(handle);
mutex_unlock(&dev->mutex);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 40 | 100.00% | 1 | 100.00% |
| Total | 40 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(input_release_device);
/**
* input_open_device - open input device
* @handle: handle through which device is being accessed
*
* This function should be called by input handlers when they
* want to start receive events from given input device.
*/
int input_open_device(struct input_handle *handle)
{
struct input_dev *dev = handle->dev;
int retval;
retval = mutex_lock_interruptible(&dev->mutex);
if (retval)
return retval;
if (dev->going_away) {
retval = -ENODEV;
goto out;
}
handle->open++;
if (!dev->users++ && dev->open)
retval = dev->open(dev);
if (retval) {
dev->users--;
if (!--handle->open) {
/*
* Make sure we are not delivering any more events
* through this handle
*/
synchronize_rcu();
}
}
out:
mutex_unlock(&dev->mutex);
return retval;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 83 | 69.75% | 3 | 50.00% |
| Linus Torvalds (pre-git) | 32 | 26.89% | 2 | 33.33% |
| Jes Sorensen | 4 | 3.36% | 1 | 16.67% |
| Total | 119 | 100.00% | 6 | 100.00% |
EXPORT_SYMBOL(input_open_device);
int input_flush_device(struct input_handle *handle, struct file *file)
{
struct input_dev *dev = handle->dev;
int retval;
retval = mutex_lock_interruptible(&dev->mutex);
if (retval)
return retval;
if (dev->flush)
retval = dev->flush(dev, file);
mutex_unlock(&dev->mutex);
return retval;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 40 | 55.56% | 1 | 50.00% |
| Vojtech Pavlik | 32 | 44.44% | 1 | 50.00% |
| Total | 72 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL(input_flush_device);
/**
* input_close_device - close input device
* @handle: handle through which device is being accessed
*
* This function should be called by input handlers when they
* want to stop receive events from given input device.
*/
void input_close_device(struct input_handle *handle)
{
struct input_dev *dev = handle->dev;
mutex_lock(&dev->mutex);
__input_release_device(handle);
if (!--dev->users && dev->close)
dev->close(dev);
if (!--handle->open) {
/*
* synchronize_rcu() makes sure that input_pass_event()
* completed and that no more input events are delivered
* through this handle
*/
synchronize_rcu();
}
mutex_unlock(&dev->mutex);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 41 | 56.16% | 3 | 50.00% |
| Linus Torvalds (pre-git) | 28 | 38.36% | 2 | 33.33% |
| Jes Sorensen | 4 | 5.48% | 1 | 16.67% |
| Total | 73 | 100.00% | 6 | 100.00% |
EXPORT_SYMBOL(input_close_device);
/*
* Simulate keyup events for all keys that are marked as pressed.
* The function must be called with dev->event_lock held.
*/
static void input_dev_release_keys(struct input_dev *dev)
{
bool need_sync = false;
int code;
if (is_event_supported(EV_KEY, dev->evbit, EV_MAX)) {
for_each_set_bit(code, dev->key, KEY_CNT) {
input_pass_event(dev, EV_KEY, code, 0);
need_sync = true;
}
if (need_sync)
input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
memset(dev->key, 0, sizeof(dev->key));
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 68 | 75.56% | 2 | 50.00% |
| Anshul Garg | 20 | 22.22% | 1 | 25.00% |
| Oliver Neukum | 2 | 2.22% | 1 | 25.00% |
| Total | 90 | 100.00% | 4 | 100.00% |
/*
* Prepare device for unregistering
*/
static void input_disconnect_device(struct input_dev *dev)
{
struct input_handle *handle;
/*
* Mark device as going away. Note that we take dev->mutex here
* not to protect access to dev->going_away but rather to ensure
* that there are no threads in the middle of input_open_device()
*/
mutex_lock(&dev->mutex);
dev->going_away = true;
mutex_unlock(&dev->mutex);
spin_lock_irq(&dev->event_lock);
/*
* Simulate keyup events for all pressed keys so that handlers
* are not left with "stuck" keys. The driver may continue
* generate events even after we done here but they will not
* reach any handlers.
*/
input_dev_release_keys(dev);
list_for_each_entry(handle, &dev->h_list, d_node)
handle->open = 0;
spin_unlock_irq(&dev->event_lock);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Oliver Neukum | 52 | 69.33% | 1 | 50.00% |
| Dmitry Torokhov | 23 | 30.67% | 1 | 50.00% |
| Total | 75 | 100.00% | 2 | 100.00% |
/**
* input_scancode_to_scalar() - converts scancode in &struct input_keymap_entry
* @ke: keymap entry containing scancode to be converted.
* @scancode: pointer to the location where converted scancode should
* be stored.
*
* This function is used to convert scancode stored in &struct keymap_entry
* into scalar form understood by legacy keymap handling methods. These
* methods expect scancodes to be represented as 'unsigned int'.
*/
int input_scancode_to_scalar(const struct input_keymap_entry *ke,
unsigned int *scancode)
{
switch (ke->len) {
case 1:
*scancode = *((u8 *)ke->scancode);
break;
case 2:
*scancode = *((u16 *)ke->scancode);
break;
case 4:
*scancode = *((u32 *)ke->scancode);
break;
default:
return -EINVAL;
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Mauro Carvalho Chehab | 86 | 100.00% | 1 | 100.00% |
| Total | 86 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(input_scancode_to_scalar);
/*
* Those routines handle the default case where no [gs]etkeycode() is
* defined. In this case, an array indexed by the scancode is used.
*/
static unsigned int input_fetch_keycode(struct input_dev *dev,
unsigned int index)
{
switch (dev->keycodesize) {
case 1:
return ((u8 *)dev->keycode)[index];
case 2:
return ((u16 *)dev->keycode)[index];
default:
return ((u32 *)dev->keycode)[index];
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Marvin Raaijmakers | 67 | 91.78% | 1 | 50.00% |
| Mauro Carvalho Chehab | 6 | 8.22% | 1 | 50.00% |
| Total | 73 | 100.00% | 2 | 100.00% |
static int input_default_getkeycode(struct input_dev *dev,
struct input_keymap_entry *ke)
{
unsigned int index;
int error;
if (!dev->keycodesize)
return -EINVAL;
if (ke->flags & INPUT_KEYMAP_BY_INDEX)
index = ke->index;
else {
error = input_scancode_to_scalar(ke, &index);
if (error)
return error;
}
if (index >= dev->keycodemax)
return -EINVAL;
ke->keycode = input_fetch_keycode(dev, index);
ke->index = index;
ke->len = sizeof(index);
memcpy(ke->scancode, &index, sizeof(index));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Mauro Carvalho Chehab | 77 | 62.10% | 1 | 50.00% |
| Marvin Raaijmakers | 47 | 37.90% | 1 | 50.00% |
| Total | 124 | 100.00% | 2 | 100.00% |
static int input_default_setkeycode(struct input_dev *dev,
const struct input_keymap_entry *ke,
unsigned int *old_keycode)
{
unsigned int index;
int error;
int i;
if (!dev->keycodesize)
return -EINVAL;
if (ke->flags & INPUT_KEYMAP_BY_INDEX) {
index = ke->index;
} else {
error = input_scancode_to_scalar(ke, &index);
if (error)
return error;
}
if (index >= dev->keycodemax)
return -EINVAL;
if (dev->keycodesize < sizeof(ke->keycode) &&
(ke->keycode >> (dev->keycodesize * 8)))
return -EINVAL;
switch (dev->keycodesize) {
case 1: {
u8 *k = (u8 *)dev->keycode;
*old_keycode = k[index];
k[index] = ke->keycode;
break;
}
case 2: {
u16 *k = (u16 *)dev->keycode;
*old_keycode = k[index];
k[index] = ke->keycode;
break;
}
default: {
u32 *k = (u32 *)dev->keycode;
*old_keycode = k[index];
k[index] = ke->keycode;
break;
}
}
__clear_bit(*old_keycode, dev->keybit);
__set_bit(ke->keycode, dev->keybit);
for (i = 0; i < dev->keycodemax; i++) {
if (input_fetch_keycode(dev, i) == *old_keycode) {
__set_bit(*old_keycode, dev->keybit);
break; /* Setting the bit twice is useless, so break */
}
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Marvin Raaijmakers | 219 | 73.00% | 1 | 20.00% |
| Mauro Carvalho Chehab | 76 | 25.33% | 1 | 20.00% |
| Dmitry Torokhov | 4 | 1.33% | 2 | 40.00% |
| Mattia Dongili | 1 | 0.33% | 1 | 20.00% |
| Total | 300 | 100.00% | 5 | 100.00% |
/**
* input_get_keycode - retrieve keycode currently mapped to a given scancode
* @dev: input device which keymap is being queried
* @ke: keymap entry
*
* This function should be called by anyone interested in retrieving current
* keymap. Presently evdev handlers use it.
*/
int input_get_keycode(struct input_dev *dev, struct input_keymap_entry *ke)
{
unsigned long flags;
int retval;
spin_lock_irqsave(&dev->event_lock, flags);
retval = dev->getkeycode(dev, ke);
spin_unlock_irqrestore(&dev->event_lock, flags);
return retval;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 52 | 92.86% | 2 | 66.67% |
| Mauro Carvalho Chehab | 4 | 7.14% | 1 | 33.33% |
| Total | 56 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL(input_get_keycode);
/**
* input_set_keycode - attribute a keycode to a given scancode
* @dev: input device which keymap is being updated
* @ke: new keymap entry
*
* This function should be called by anyone needing to update current
* keymap. Presently keyboard and evdev handlers use it.
*/
int input_set_keycode(struct input_dev *dev,
const struct input_keymap_entry *ke)
{
unsigned long flags;
unsigned int old_keycode;
int retval;
if (ke->keycode > KEY_MAX)
return -EINVAL;
spin_lock_irqsave(&dev->event_lock, flags);
retval = dev->setkeycode(dev, ke, &old_keycode);
if (retval)
goto out;
/* Make sure KEY_RESERVED did not get enabled. */
__clear_bit(KEY_RESERVED, dev->keybit);
/*
* Simulate keyup event if keycode is not present
* in the keymap anymore
*/
if (test_bit(EV_KEY, dev->evbit) &&
!is_event_supported(old_keycode, dev->keybit, KEY_MAX) &&
__test_and_clear_bit(old_keycode, dev->key)) {
struct input_value vals[] = {
{ EV_KEY, old_keycode, 0 },
input_value_sync
};
input_pass_values(dev, vals, ARRAY_SIZE(vals));
}
out:
spin_unlock_irqrestore(&dev->event_lock, flags);
return retval;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 126 | 79.25% | 3 | 60.00% |
| Henrik Rydberg | 20 | 12.58% | 1 | 20.00% |
| Mauro Carvalho Chehab | 13 | 8.18% | 1 | 20.00% |
| Total | 159 | 100.00% | 5 | 100.00% |
EXPORT_SYMBOL(input_set_keycode);
static const struct input_device_id *input_match_device(struct input_handler *handler,
struct input_dev *dev)
{
const struct input_device_id *id;
for (id = handler->id_table; id->flags || id->driver_info; id++) {
if (id->flags & INPUT_DEVICE_ID_MATCH_BUS)
if (id->bustype != dev->id.bustype)
continue;
if (id->flags & INPUT_DEVICE_ID_MATCH_VENDOR)
if (id->vendor != dev->id.vendor)
continue;
if (id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT)
if (id->product != dev->id.product)
continue;
if (id->flags & INPUT_DEVICE_ID_MATCH_VERSION)
if (id->version != dev->id.version)
continue;
if (!bitmap_subset(id->evbit, dev->evbit, EV_MAX))
continue;
if (!bitmap_subset(id->keybit, dev->keybit, KEY_MAX))
continue;
if (!bitmap_subset(id->relbit, dev->relbit, REL_MAX))
continue;
if (!bitmap_subset(id->absbit, dev->absbit, ABS_MAX))
continue;
if (!bitmap_subset(id->mscbit, dev->mscbit, MSC_MAX))
continue;
if (!bitmap_subset(id->ledbit, dev->ledbit, LED_MAX))
continue;
if (!bitmap_subset(id->sndbit, dev->sndbit, SND_MAX))
continue;
if (!bitmap_subset(id->ffbit, dev->ffbit, FF_MAX))
continue;
if (!bitmap_subset(id->swbit, dev->swbit, SW_MAX))
continue;
if (!handler->match || handler->match(handler, dev))
return id;
}
return NULL;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 143 | 46.89% | 4 | 50.00% |
| Vojtech Pavlik | 126 | 41.31% | 2 | 25.00% |
| Linus Torvalds (pre-git) | 35 | 11.48% | 1 | 12.50% |
| Linus Torvalds | 1 | 0.33% | 1 | 12.50% |
| Total | 305 | 100.00% | 8 | 100.00% |
static int input_attach_handler(struct input_dev *dev, struct input_handler *handler)
{
const struct input_device_id *id;
int error;
id = input_match_device(handler, dev);
if (!id)
return -ENODEV;
error = handler->connect(handler, dev, id);
if (error && error != -ENODEV)
pr_err("failed to attach handler %s to device %s, error: %d\n",
handler->name, kobject_name(&dev->dev.kobj), error);
return error;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 87 | 97.75% | 2 | 66.67% |
| Joe Perches | 2 | 2.25% | 1 | 33.33% |
| Total | 89 | 100.00% | 3 | 100.00% |
#ifdef CONFIG_COMPAT
static int input_bits_to_string(char *buf, int buf_size,
unsigned long bits, bool skip_empty)
{
int len = 0;
if (in_compat_syscall()) {
u32 dword = bits >> 32;
if (dword || !skip_empty)
len += snprintf(buf, buf_size, "%x ", dword);
dword = bits & 0xffffffffUL;
if (dword || !skip_empty || len)
len += snprintf(buf + len, max(buf_size - len, 0),
"%x", dword);
} else {
if (bits || !skip_empty)
len += snprintf(buf, buf_size, "%lx", bits);
}
return len;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 120 | 98.36% | 1 | 50.00% |
| Andrew Morton | 2 | 1.64% | 1 | 50.00% |
| Total | 122 | 100.00% | 2 | 100.00% |
#else /* !CONFIG_COMPAT */
static int input_bits_to_string(char *buf, int buf_size,
unsigned long bits, bool skip_empty)
{
return bits || !skip_empty ?
snprintf(buf, buf_size, "%lx", bits) : 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 39 | 100.00% | 1 | 100.00% |
| Total | 39 | 100.00% | 1 | 100.00% |
#endif
#ifdef CONFIG_PROC_FS
static struct proc_dir_entry *proc_bus_input_dir;
static DECLARE_WAIT_QUEUE_HEAD(input_devices_poll_wait);
static int input_devices_state;
static inline void input_wakeup_procfs_readers(void)
{
input_devices_state++;
wake_up(&input_devices_poll_wait);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 18 | 100.00% | 1 | 100.00% |
| Total | 18 | 100.00% | 1 | 100.00% |
static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait)
{
poll_wait(file, &input_devices_poll_wait, wait);
if (file->f_version != input_devices_state) {
file->f_version = input_devices_state;
return POLLIN | POLLRDNORM;
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 50 | 100.00% | 3 | 100.00% |
| Total | 50 | 100.00% | 3 | 100.00% |
union input_seq_state {
struct {
unsigned short pos;
bool mutex_acquired;
};
void *p;
};
static void *input_devices_seq_start(struct seq_file *seq, loff_t *pos)
{
union input_seq_state *state = (union input_seq_state *)&seq->private;
int error;
/* We need to fit into seq->private pointer */
BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
error = mutex_lock_interruptible(&input_mutex);
if (error) {
state->mutex_acquired = false;
return ERR_PTR(error);
}
state->mutex_acquired = true;
return seq_list_start(&input_dev_list, *pos);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 91 | 97.85% | 3 | 75.00% |
| Pavel Emelyanov | 2 | 2.15% | 1 | 25.00% |
| Total | 93 | 100.00% | 4 | 100.00% |
static void *input_devices_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
return seq_list_next(v, &input_dev_list, pos);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 28 | 90.32% | 1 | 50.00% |
| Pavel Emelyanov | 3 | 9.68% | 1 | 50.00% |
| Total | 31 | 100.00% | 2 | 100.00% |
static void input_seq_stop(struct seq_file *seq, void *v)
{
union input_seq_state *state = (union input_seq_state *)&seq->private;
if (state->mutex_acquired)
mutex_unlock(&input_mutex);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 42 | 100.00% | 3 | 100.00% |
| Total | 42 | 100.00% | 3 | 100.00% |
static void input_seq_print_bitmap(struct seq_file *seq, const char *name,
unsigned long *bitmap, int max)
{
int i;
bool skip_empty = true;
char buf[18];
seq_printf(seq, "B: %s=", name);
for (i = BITS_TO_LONGS(max) - 1; i >= 0; i--) {
if (input_bits_to_string(buf, sizeof(buf),
bitmap[i], skip_empty)) {
skip_empty = false;
seq_printf(seq, "%s%s", buf, i > 0 ? " " : "");
}
}
/*
* If no output was produced print a single 0.
*/
if (skip_empty)
seq_puts(seq, "0");
seq_putc(seq, '\n');
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 127 | 99.22% | 2 | 66.67% |
| Jiri Slaby | 1 | 0.78% | 1 | 33.33% |
| Total | 128 | 100.00% | 3 | 100.00% |
static int input_devices_seq_show(struct seq_file *seq, void *v)
{
struct input_dev *dev = container_of(v, struct input_dev, node);
const char *path = kobject_get_path(&dev->dev.kobj, GFP_KERNEL);
struct input_handle *handle;
seq_printf(seq, "I: Bus=%04x Vendor=%04x Product=%04x Version=%04x\n",
dev->id.bustype, dev->id.vendor, dev->id.product, dev->id.version);
seq_printf(seq, "N: Name=\"%s\"\n", dev->name ? dev->name : "");
seq_printf(seq, "P: Phys=%s\n", dev->phys ? dev->phys : "");
seq_printf(seq, "S: Sysfs=%s\n", path ? path : "");
seq_printf(seq, "U: Uniq=%s\n", dev->uniq ? dev->uniq : "");
seq_printf(seq, "H: Handlers=");
list_for_each_entry(handle, &dev->h_list, d_node)
seq_printf(seq, "%s ", handle->name);
seq_putc(seq, '\n');
input_seq_print_bitmap(seq, "PROP", dev->propbit, INPUT_PROP_MAX);
input_seq_print_bitmap(seq, "EV", dev->evbit, EV_MAX);
if (test_bit(EV_KEY, dev->evbit))
input_seq_print_bitmap(seq, "KEY", dev->keybit, KEY_MAX);
if (test_bit(EV_REL, dev->evbit))
input_seq_print_bitmap(seq, "REL", dev->relbit, REL_MAX);
if (test_bit(EV_ABS, dev->evbit))
input_seq_print_bitmap(seq, "ABS", dev->absbit, ABS_MAX);
if (test_bit(EV_MSC, dev->evbit))
input_seq_print_bitmap(seq, "MSC", dev->mscbit, MSC_MAX);
if (test_bit(EV_LED, dev->evbit))
input_seq_print_bitmap(seq, "LED", dev->ledbit, LED_MAX);
if (test_bit(EV_SND, dev->evbit))
input_seq_print_bitmap(seq, "SND", dev->sndbit, SND_MAX);
if (test_bit(EV_FF, dev->evbit))
input_seq_print_bitmap(seq, "FF", dev->ffbit, FF_MAX);
if (test_bit(EV_SW, dev->evbit))
input_seq_print_bitmap(seq, "SW", dev->swbit, SW_MAX);
seq_putc(seq, '\n');
kfree(path);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 301 | 72.88% | 7 | 46.67% |
| Vojtech Pavlik | 92 | 22.28% | 2 | 13.33% |
| Henrik Rydberg | 13 | 3.15% | 1 | 6.67% |
| Richard Purdie | 3 | 0.73% | 1 | 6.67% |
| Patrick Mochel | 3 | 0.73% | 3 | 20.00% |
| Rusty Russell | 1 | 0.24% | 1 | 6.67% |
| Total | 413 | 100.00% | 15 | 100.00% |
static const struct seq_operations input_devices_seq_ops = {
.start = input_devices_seq_start,
.next = input_devices_seq_next,
.stop = input_seq_stop,
.show = input_devices_seq_show,
};
static int input_proc_devices_open(struct inode *inode, struct file *file)
{
return seq_open(file, &input_devices_seq_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 24 | 96.00% | 2 | 66.67% |
| Vojtech Pavlik | 1 | 4.00% | 1 | 33.33% |
| Total | 25 | 100.00% | 3 | 100.00% |
static const struct file_operations input_devices_fileops = {
.owner = THIS_MODULE,
.open = input_proc_devices_open,
.poll = input_proc_devices_poll,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static void *input_handlers_seq_start(struct seq_file *seq, loff_t *pos)
{
union input_seq_state *state = (union input_seq_state *)&seq->private;
int error;
/* We need to fit into seq->private pointer */
BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
error = mutex_lock_interruptible(&input_mutex);
if (error) {
state->mutex_acquired = false;
return ERR_PTR(error);
}
state->mutex_acquired = true;
state->pos = *pos;
return seq_list_start(&input_handler_list, *pos);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 98 | 98.00% | 4 | 80.00% |
| Pavel Emelyanov | 2 | 2.00% | 1 | 20.00% |
| Total | 100 | 100.00% | 5 | 100.00% |
static void *input_handlers_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
union input_seq_state *state = (union input_seq_state *)&seq->private;
state->pos = *pos + 1;
return seq_list_next(v, &input_handler_list, pos);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 52 | 94.55% | 3 | 75.00% |
| Pavel Emelyanov | 3 | 5.45% | 1 | 25.00% |
| Total | 55 | 100.00% | 4 | 100.00% |
static int input_handlers_seq_show(struct seq_file *seq, void *v)
{
struct input_handler *handler = container_of(v, struct input_handler, node);
union input_seq_state *state = (union input_seq_state *)&seq->private;
seq_printf(seq, "N: Number=%u Name=%s", state->pos, handler->name);
if (handler->filter)
seq_puts(seq, " (filter)");
if (handler->legacy_minors)
seq_printf(seq, " Minor=%d", handler->minor);
seq_putc(seq, '\n');
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 97 | 97.00% | 7 | 87.50% |
| Vojtech Pavlik | 3 | 3.00% | 1 | 12.50% |
| Total | 100 | 100.00% | 8 | 100.00% |
static const struct seq_operations input_handlers_seq_ops = {
.start = input_handlers_seq_start,
.next = input_handlers_seq_next,
.stop = input_seq_stop,
.show = input_handlers_seq_show,
};
static int input_proc_handlers_open(struct inode *inode, struct file *file)
{
return seq_open(file, &input_handlers_seq_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 24 | 96.00% | 2 | 66.67% |
| Vojtech Pavlik | 1 | 4.00% | 1 | 33.33% |
| Total | 25 | 100.00% | 3 | 100.00% |
static const struct file_operations input_handlers_fileops = {
.owner = THIS_MODULE,
.open = input_proc_handlers_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static int __init input_proc_init(void)
{
struct proc_dir_entry *entry;
proc_bus_input_dir = proc_mkdir("bus/input", NULL);
if (!proc_bus_input_dir)
return -ENOMEM;
entry = proc_create("devices", 0, proc_bus_input_dir,
&input_devices_fileops);
if (!entry)
goto fail1;
entry = proc_create("handlers", 0, proc_bus_input_dir,
&input_handlers_fileops);
if (!entry)
goto fail2;
return 0;
fail2: remove_proc_entry("devices", proc_bus_input_dir);
fail1: remove_proc_entry("bus/input", NULL);
return -ENOMEM;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 55 | 54.46% | 2 | 33.33% |
| Vojtech Pavlik | 33 | 32.67% | 1 | 16.67% |
| Denis V. Lunev | 8 | 7.92% | 1 | 16.67% |
| Alexey Dobriyan | 4 | 3.96% | 1 | 16.67% |
| Linus Torvalds (pre-git) | 1 | 0.99% | 1 | 16.67% |
| Total | 101 | 100.00% | 6 | 100.00% |
static void input_proc_exit(void)
{
remove_proc_entry("devices", proc_bus_input_dir);
remove_proc_entry("handlers", proc_bus_input_dir);
remove_proc_entry("bus/input", NULL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 24 | 82.76% | 1 | 33.33% |
| Vojtech Pavlik | 3 | 10.34% | 1 | 33.33% |
| Alexey Dobriyan | 2 | 6.90% | 1 | 33.33% |
| Total | 29 | 100.00% | 3 | 100.00% |
#else /* !CONFIG_PROC_FS */
static inline void input_wakeup_procfs_readers(void) { }
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 6 | 75.00% | 1 | 50.00% |
| Vojtech Pavlik | 2 | 25.00% | 1 | 50.00% |
| Total | 8 | 100.00% | 2 | 100.00% |
static inline int input_proc_init(void) { return 0; }
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Vojtech Pavlik | 9 | 75.00% | 1 | 50.00% |
| Dmitry Torokhov | 3 | 25.00% | 1 | 50.00% |
| Total | 12 | 100.00% | 2 | 100.00% |
static inline void input_proc_exit(void) { }
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Vojtech Pavlik | 4 | 50.00% | 1 | 50.00% |
| Dmitry Torokhov | 4 | 50.00% | 1 | 50.00% |
| Total | 8 | 100.00% | 2 | 100.00% |
#endif
#define INPUT_DEV_STRING_ATTR_SHOW(name) \
static ssize_t input_dev_show_##name(struct device *dev, \
struct device_attribute *attr, \
char *buf) \
{ \
struct input_dev *input_dev = to_input_dev(dev); \
\
return scnprintf(buf, PAGE_SIZE, "%s\n", \
input_dev->name ? input_dev->name : ""); \
} \
static DEVICE_ATTR(name, S_IRUGO, input_dev_show_##name, NULL)
INPUT_DEV_STRING_ATTR_SHOW(name);
INPUT_DEV_STRING_ATTR_SHOW(phys);
INPUT_DEV_STRING_ATTR_SHOW(uniq);
static int input_print_modalias_bits(char *buf, int size,
char name, unsigned long *bm,
unsigned int min_bit, unsigned int max_bit)
{
int len = 0, i;
len += snprintf(buf, max(size, 0), "%c", name);
for (i = min_bit; i < max_bit; i++)
if (bm[BIT_WORD(i)] & BIT_MASK(i))
len += snprintf(buf + len, max(size - len, 0), "%X,", i);
return len;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Rusty Russell | 72 | 67.29% | 1 | 25.00% |
| Dmitry Torokhov | 22 | 20.56% | 1 | 25.00% |
| Kay Sievers | 11 | 10.28% | 1 | 25.00% |
| Jiri Slaby | 2 | 1.87% | 1 | 25.00% |
| Total | 107 | 100.00% | 4 | 100.00% |
static int input_print_modalias(char *buf, int size, struct input_dev *id,
int add_cr)
{
int len;
len = snprintf(buf, max(size, 0),
"input:b%04Xv%04Xp%04Xe%04X-",
id->id.bustype, id->id.vendor,
id->id.product, id->id.version);
len += input_print_modalias_bits(buf + len, size - len,
'e', id->evbit, 0, EV_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'k', id->keybit, KEY_MIN_INTERESTING, KEY_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'r', id->relbit, 0, REL_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'a', id->absbit, 0, ABS_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'm', id->mscbit, 0, MSC_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'l', id->ledbit, 0, LED_MAX);
len += input_print_modalias_bits(buf + len, size - len,
's', id->sndbit, 0, SND_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'f', id->ffbit, 0, FF_MAX);
len += input_print_modalias_bits(buf + len, size - len,
'w', id->swbit, 0, SW_MAX);
if (add_cr)
len += snprintf(buf + len, max(size - len, 0), "\n");
return len;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Rusty Russell | 204 | 68.46% | 1 | 25.00% |
| Kay Sievers | 52 | 17.45% | 1 | 25.00% |
| Dmitry Torokhov | 42 | 14.09% | 2 | 50.00% |
| Total | 298 | 100.00% | 4 | 100.00% |
static ssize_t input_dev_show_modalias(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct input_dev *id = to_input_dev(dev);
ssize_t len;
len = input_print_modalias(buf, PAGE_SIZE, id, 1);
return min_t(int, len, PAGE_SIZE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kay Sievers | 38 | 67.86% | 1 | 20.00% |
| Dmitry Torokhov | 12 | 21.43% | 2 | 40.00% |
| Rusty Russell | 5 | 8.93% | 1 | 20.00% |
| Richard Purdie | 1 | 1.79% | 1 | 20.00% |
| Total | 56 | 100.00% | 5 | 100.00% |
static DEVICE_ATTR(modalias, S_IRUGO, input_dev_show_modalias, NULL);
static int input_print_bitmap(char *buf, int buf_size, unsigned long *bitmap,
int max, int add_cr);
static ssize_t input_dev_show_properties(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct input_dev *input_dev = to_input_dev(dev);
int len = input_print_bitmap(buf, PAGE_SIZE, input_dev->propbit,
INPUT_PROP_MAX, true);
return min_t(int, len, PAGE_SIZE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Henrik Rydberg | 58 | 100.00% | 1 | 100.00% |
| Total | 58 | 100.00% | 1 | 100.00% |
static DEVICE_ATTR(properties, S_IRUGO, input_dev_show_properties, NULL);
static struct attribute *input_dev_attrs[] = {
&dev_attr_name.attr,
&dev_attr_phys.attr,
&dev_attr_uniq.attr,
&dev_attr_modalias.attr,
&dev_attr_properties.attr,
NULL
};
static struct attribute_group input_dev_attr_group = {
.attrs = input_dev_attrs,
};
#define INPUT_DEV_ID_ATTR(name) \
static ssize_t input_dev_show_id_##name(struct device *dev, \
struct device_attribute *attr, \
char *buf) \
{ \
struct input_dev *input_dev = to_input_dev(dev); \
return scnprintf(buf, PAGE_SIZE, "%04x\n", input_dev->id.name); \
} \
static DEVICE_ATTR(name, S_IRUGO, input_dev_show_id_##name, NULL)
INPUT_DEV_ID_ATTR(bustype);
INPUT_DEV_ID_ATTR(vendor);
INPUT_DEV_ID_ATTR(product);
INPUT_DEV_ID_ATTR(version);
static struct attribute *input_dev_id_attrs[] = {
&dev_attr_bustype.attr,
&dev_attr_vendor.attr,
&dev_attr_product.attr,
&dev_attr_version.attr,
NULL
};
static struct attribute_group input_dev_id_attr_group = {
.name = "id",
.attrs = input_dev_id_attrs,
};
static int input_print_bitmap(char *buf, int buf_size, unsigned long *bitmap,
int max, int add_cr)
{
int i;
int len = 0;
bool skip_empty = true;
for (i = BITS_TO_LONGS(max) - 1; i >= 0; i--) {
len += input_bits_to_string(buf + len, max(buf_size - len, 0),
bitmap[i], skip_empty);
if (len) {
skip_empty = false;
if (i > 0)
len += snprintf(buf + len, max(buf_size - len, 0), " ");
}
}
/*
* If no output was produced print a single 0.
*/
if (len == 0)
len = snprintf(buf, buf_size, "%d", 0);
if (add_cr)
len += snprintf(buf + len, max(buf_size - len, 0), "\n");
return len;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 164 | 99.39% | 2 | 66.67% |
| Jiri Slaby | 1 | 0.61% | 1 | 33.33% |
| Total | 165 | 100.00% | 3 | 100.00% |
#define INPUT_DEV_CAP_ATTR(ev, bm) \
static ssize_t input_dev_show_cap_##bm(struct device *dev, \
struct device_attribute *attr, \
char *buf) \
{ \
struct input_dev *input_dev = to_input_dev(dev); \
int len = input_print_bitmap(buf, PAGE_SIZE, \
input_dev->bm##bit, ev##_MAX, \
true); \
return min_t(int, len, PAGE_SIZE); \
} \
static DEVICE_ATTR(bm, S_IRUGO, input_dev_show_cap_##bm, NULL)
INPUT_DEV_CAP_ATTR(EV, ev);
INPUT_DEV_CAP_ATTR(KEY, key);
INPUT_DEV_CAP_ATTR(REL, rel);
INPUT_DEV_CAP_ATTR(ABS, abs);
INPUT_DEV_CAP_ATTR(MSC, msc);
INPUT_DEV_CAP_ATTR(LED, led);
INPUT_DEV_CAP_ATTR(SND, snd);
INPUT_DEV_CAP_ATTR(FF, ff);
INPUT_DEV_CAP_ATTR(SW, sw);
static struct attribute *input_dev_caps_attrs[] = {
&dev_attr_ev.attr,
&dev_attr_key.attr,
&dev_attr_rel.attr,
&dev_attr_abs.attr,
&dev_attr_msc.attr,
&dev_attr_led.attr,
&dev_attr_snd.attr,
&dev_attr_ff.attr,
&dev_attr_sw.attr,
NULL
};
static struct attribute_group input_dev_caps_attr_group = {
.name = "capabilities",
.attrs = input_dev_caps_attrs,
};
static const struct attribute_group *input_dev_attr_groups[] = {
&input_dev_attr_group,
&input_dev_id_attr_group,
&input_dev_caps_attr_group,
NULL
};
static void input_dev_release(struct device *device)
{
struct input_dev *dev = to_input_dev(device);
input_ff_destroy(dev);
input_mt_destroy_slots(dev);
kfree(dev->absinfo);
kfree(dev->vals);
kfree(dev);
module_put(THIS_MODULE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 31 | 56.36% | 2 | 33.33% |
| Henrik Rydberg | 12 | 21.82% | 2 | 33.33% |
| Daniel Mack | 7 | 12.73% | 1 | 16.67% |
| Anssi Hannula | 5 | 9.09% | 1 | 16.67% |
| Total | 55 | 100.00% | 6 | 100.00% |
/*
* Input uevent interface - loading event handlers based on
* device bitfields.
*/
static int input_add_uevent_bm_var(struct kobj_uevent_env *env,
const char *name, unsigned long *bitmap, int max)
{
int len;
if (add_uevent_var(env, "%s", name))
return -ENOMEM;
len = input_print_bitmap(&env->buf[env->buflen - 1],
sizeof(env->buf) - env->buflen,
bitmap, max, false);
if (len >= (sizeof(env->buf) - env->buflen))
return -ENOMEM;
env->buflen += len;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 56 | 52.83% | 3 | 50.00% |
| Kay Sievers | 49 | 46.23% | 2 | 33.33% |
| Henrik Rydberg | 1 | 0.94% | 1 | 16.67% |
| Total | 106 | 100.00% | 6 | 100.00% |
static int input_add_uevent_modalias_var(struct kobj_uevent_env *env,
struct input_dev *dev)
{
int len;
if (add_uevent_var(env, "MODALIAS="))
return -ENOMEM;
len = input_print_modalias(&env->buf[env->buflen - 1],
sizeof(env->buf) - env->buflen,
dev, 0);
if (len >= (sizeof(env->buf) - env->buflen))
return -ENOMEM;
env->buflen += len;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kay Sievers | 48 | 51.06% | 1 | 50.00% |
| Dmitry Torokhov | 46 | 48.94% | 1 | 50.00% |
| Total | 94 | 100.00% | 2 | 100.00% |
#define INPUT_ADD_HOTPLUG_VAR(fmt, val...) \
do { \
int err = add_uevent_var(env, fmt, val); \
if (err) \
return err; \
} while (0)
#define INPUT_ADD_HOTPLUG_BM_VAR(name, bm, max) \
do { \
int err = input_add_uevent_bm_var(env, name, bm, max); \
if (err) \
return err; \
} while (0)
#define INPUT_ADD_HOTPLUG_MODALIAS_VAR(dev) \
do { \
int err = input_add_uevent_modalias_var(env, dev); \
if (err) \
return err; \
} while (0)
static int input_dev_uevent(struct device *device, struct kobj_uevent_env *env)
{
struct input_dev *dev = to_input_dev(device);
INPUT_ADD_HOTPLUG_VAR("PRODUCT=%x/%x/%x/%x",
dev->id.bustype, dev->id.vendor,
dev->id.product, dev->id.version);
if (dev->name)
INPUT_ADD_HOTPLUG_VAR("NAME=\"%s\"", dev->name);
if (dev->phys)
INPUT_ADD_HOTPLUG_VAR("PHYS=\"%s\"", dev->phys);
if (dev->uniq)
INPUT_ADD_HOTPLUG_VAR("UNIQ=\"%s\"", dev->uniq);
INPUT_ADD_HOTPLUG_BM_VAR("PROP=", dev->propbit, INPUT_PROP_MAX);
INPUT_ADD_HOTPLUG_BM_VAR("EV=", dev->evbit, EV_MAX);
if (test_bit(EV_KEY, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("KEY=", dev->keybit, KEY_MAX);
if (test_bit(EV_REL, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("REL=", dev->relbit, REL_MAX);
if (test_bit(EV_ABS, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("ABS=", dev->absbit, ABS_MAX);
if (test_bit(EV_MSC, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("MSC=", dev->mscbit, MSC_MAX);
if (test_bit(EV_LED, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("LED=", dev->ledbit, LED_MAX);
if (test_bit(EV_SND, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("SND=", dev->sndbit, SND_MAX);
if (test_bit(EV_FF, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("FF=", dev->ffbit, FF_MAX);
if (test_bit(EV_SW, dev->evbit))
INPUT_ADD_HOTPLUG_BM_VAR("SW=", dev->swbit, SW_MAX);
INPUT_ADD_HOTPLUG_MODALIAS_VAR(dev);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 287 | 93.79% | 6 | 60.00% |
| Henrik Rydberg | 11 | 3.59% | 1 | 10.00% |
| Kay Sievers | 8 | 2.61% | 3 | 30.00% |
| Total | 306 | 100.00% | 10 | 100.00% |
#define INPUT_DO_TOGGLE(dev, type, bits, on) \
do { \
int i; \
bool active; \
\
if (!test_bit(EV_##type, dev->evbit)) \
break; \
\
for_each_set_bit(i, dev->bits##bit, type##_CNT) { \
active = test_bit(i, dev->bits); \
if (!active && !on) \
continue; \
\
dev->event(dev, EV_##type, i, on ? active : 0); \
} \
} while (0)
static void input_dev_toggle(struct input_dev *dev, bool activate)
{
if (!dev->event)
return;
INPUT_DO_TOGGLE(dev, LED, led, activate);
INPUT_DO_TOGGLE(dev, SND, snd, activate);
if (activate && test_bit(EV_REP, dev->evbit)) {
dev->event(dev, EV_REP, REP_PERIOD, dev->rep[REP_PERIOD]);
dev->event(dev, EV_REP, REP_DELAY, dev->rep[REP_DELAY]);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 95 | 100.00% | 2 | 100.00% |
| Total | 95 | 100.00% | 2 | 100.00% |
/**
* input_reset_device() - reset/restore the state of input device
* @dev: input device whose state needs to be reset
*
* This function tries to reset the state of an opened input device and
* bring internal state and state if the hardware in sync with each other.
* We mark all keys as released, restore LED state, repeat rate, etc.
*/
void input_reset_device(struct input_dev *dev)
{
unsigned long flags;
mutex_lock(&dev->mutex);
spin_lock_irqsave(&dev->event_lock, flags);
input_dev_toggle(dev, true);
input_dev_release_keys(dev);
spin_unlock_irqrestore(&dev->event_lock, flags);
mutex_unlock(&dev->mutex);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 47 | 75.81% | 1 | 50.00% |
| Aleksej Makarov | 15 | 24.19% | 1 | 50.00% |
| Total | 62 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL(input_reset_device);
#ifdef CONFIG_PM_SLEEP
static int input_dev_suspend(struct device *dev)
{
struct input_dev *input_dev = to_input_dev(dev);
spin_lock_irq(&input_dev->event_lock);
/*
* Keys that are pressed now are unlikely to be
* still pressed when we resume.
*/
input_dev_release_keys(input_dev);
/* Turn off LEDs and sounds, if any are active. */
input_dev_toggle(input_dev, false);
spin_unlock_irq(&input_dev->event_lock);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 44 | 81.48% | 2 | 66.67% |
| Aleksej Makarov | 10 | 18.52% | 1 | 33.33% |
| Total | 54 | 100.00% | 3 | 100.00% |
static int input_dev_resume(struct device *dev)
{
struct input_dev *input_dev = to_input_dev(dev);
spin_lock_irq(&input_dev->event_lock);
/* Restore state of LEDs and sounds, if any were active. */
input_dev_toggle(input_dev, true);
spin_unlock_irq(&input_dev->event_lock);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Aleksej Makarov | 26 | 54.17% | 1 | 50.00% |
| Dmitry Torokhov | 22 | 45.83% | 1 | 50.00% |
| Total | 48 | 100.00% | 2 | 100.00% |
static int input_dev_freeze(struct device *dev)
{
struct input_dev *input_dev = to_input_dev(dev);
spin_lock_irq(&input_dev->event_lock);
/*
* Keys that are pressed now are unlikely to be
* still pressed when we resume.
*/
input_dev_release_keys(input_dev);
spin_unlock_irq(&input_dev->event_lock);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Aleksej Makarov | 46 | 100.00% | 1 | 100.00% |
| Total | 46 | 100.00% | 1 | 100.00% |
static int input_dev_poweroff(struct device *dev)
{
struct input_dev *input_dev = to_input_dev(dev);
spin_lock_irq(&input_dev->event_lock);
/* Turn off LEDs and sounds, if any are active. */
input_dev_toggle(input_dev, false);
spin_unlock_irq(&input_dev->event_lock);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Aleksej Makarov | 42 | 87.50% | 1 | 50.00% |
| Dmitry Torokhov | 6 | 12.50% | 1 | 50.00% |
| Total | 48 | 100.00% | 2 | 100.00% |
static const struct dev_pm_ops input_dev_pm_ops = {
.suspend = input_dev_suspend,
.resume = input_dev_resume,
.freeze = input_dev_freeze,
.poweroff = input_dev_poweroff,
.restore = input_dev_resume,
};
#endif /* CONFIG_PM */
static const struct device_type input_dev_type = {
.groups = input_dev_attr_groups,
.release = input_dev_release,
.uevent = input_dev_uevent,
#ifdef CONFIG_PM_SLEEP
.pm = &input_dev_pm_ops,
#endif
};
static char *input_devnode(struct device *dev, umode_t *mode)
{
return kasprintf(GFP_KERNEL, "input/%s", dev_name(dev));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Kay Sievers | 28 | 96.55% | 2 | 66.67% |
| Al Viro | 1 | 3.45% | 1 | 33.33% |
| Total | 29 | 100.00% | 3 | 100.00% |
struct class input_class = {
.name = "input",
.devnode = input_devnode,
};
EXPORT_SYMBOL_GPL(input_class);
/**
* input_allocate_device - allocate memory for new input device
*
* Returns prepared struct input_dev or %NULL.
*
* NOTE: Use input_free_device() to free devices that have not been
* registered; input_unregister_device() should be used for already
* registered devices.
*/
struct input_dev *input_allocate_device(void)
{
static atomic_t input_no = ATOMIC_INIT(-1);
struct input_dev *dev;
dev = kzalloc(sizeof(struct input_dev), GFP_KERNEL);
if (dev) {
dev->dev.type = &input_dev_type;
dev->dev.class = &input_class;
device_initialize(&dev->dev);
mutex_init(&dev->mutex);
spin_lock_init(&dev->event_lock);
init_timer(&dev->timer);
INIT_LIST_HEAD(&dev->h_list);
INIT_LIST_HEAD(&dev->node);
dev_set_name(&dev->dev, "input%lu",
(unsigned long)atomic_inc_return(&input_no));
__module_get(THIS_MODULE);
}
return dev;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 99 | 72.26% | 6 | 66.67% |
| David Herrmann | 35 | 25.55% | 1 | 11.11% |
| Aniroop Mathur | 2 | 1.46% | 1 | 11.11% |
| Richard Leitner | 1 | 0.73% | 1 | 11.11% |
| Total | 137 | 100.00% | 9 | 100.00% |
EXPORT_SYMBOL(input_allocate_device);
struct input_devres {
struct input_dev *input;
};
static int devm_input_device_match(struct device *dev, void *res, void *data)
{
struct input_devres *devres = res;
return devres->input == data;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 33 | 100.00% | 1 | 100.00% |
| Total | 33 | 100.00% | 1 | 100.00% |
static void devm_input_device_release(struct device *dev, void *res)
{
struct input_devres *devres = res;
struct input_dev *input = devres->input;
dev_dbg(dev, "%s: dropping reference to %s\n",
__func__, dev_name(&input->dev));
input_put_device(input);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 53 | 100.00% | 1 | 100.00% |
| Total | 53 | 100.00% | 1 | 100.00% |
/**
* devm_input_allocate_device - allocate managed input device
* @dev: device owning the input device being created
*
* Returns prepared struct input_dev or %NULL.
*
* Managed input devices do not need to be explicitly unregistered or
* freed as it will be done automatically when owner device unbinds from
* its driver (or binding fails). Once managed input device is allocated,
* it is ready to be set up and registered in the same fashion as regular
* input device. There are no special devm_input_device_[un]register()
* variants, regular ones work with both managed and unmanaged devices,
* should you need them. In most cases however, managed input device need
* not be explicitly unregistered or freed.
*
* NOTE: the owner device is set up as parent of input device and users
* should not override it.
*/
struct input_dev *devm_input_allocate_device(struct device *dev)
{
struct input_dev *input;
struct input_devres *devres;
devres = devres_alloc(devm_input_device_release,
sizeof(struct input_devres), GFP_KERNEL);
if (!devres)
return NULL;
input = input_allocate_device();
if (!input) {
devres_free(devres);
return NULL;
}
input->dev.parent = dev;
input->devres_managed = true;
devres->input = input;
devres_add(dev, devres);
return input;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 95 | 100.00% | 1 | 100.00% |
| Total | 95 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(devm_input_allocate_device);
/**
* input_free_device - free memory occupied by input_dev structure
* @dev: input device to free
*
* This function should only be used if input_register_device()
* was not called yet or if it failed. Once device was registered
* use input_unregister_device() and memory will be freed once last
* reference to the device is dropped.
*
* Device should be allocated by input_allocate_device().
*
* NOTE: If there are references to the input device then memory
* will not be freed until last reference is dropped.
*/
void input_free_device(struct input_dev *dev)
{
if (dev) {
if (dev->devres_managed)
WARN_ON(devres_destroy(dev->dev.parent,
devm_input_device_release,
devm_input_device_match,
dev));
input_put_device(dev);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 45 | 100.00% | 2 | 100.00% |
| Total | 45 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL(input_free_device);
/**
* input_set_capability - mark device as capable of a certain event
* @dev: device that is capable of emitting or accepting event
* @type: type of the event (EV_KEY, EV_REL, etc...)
* @code: event code
*
* In addition to setting up corresponding bit in appropriate capability
* bitmap the function also adjusts dev->evbit.
*/
void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code)
{
switch (type) {
case EV_KEY:
__set_bit(code, dev->keybit);
break;
case EV_REL:
__set_bit(code, dev->relbit);
break;
case EV_ABS:
input_alloc_absinfo(dev);
if (!dev->absinfo)
return;
__set_bit(code, dev->absbit);
break;
case EV_MSC:
__set_bit(code, dev->mscbit);
break;
case EV_SW:
__set_bit(code, dev->swbit);
break;
case EV_LED:
__set_bit(code, dev->ledbit);
break;
case EV_SND:
__set_bit(code, dev->sndbit);
break;
case EV_FF:
__set_bit(code, dev->ffbit);
break;
case EV_PWR:
/* do nothing */
break;
default:
pr_err("input_set_capability: unknown type %u (code %u)\n",
type, code);
dump_stack();
return;
}
__set_bit(type, dev->evbit);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 163 | 96.45% | 2 | 50.00% |
| Dmitry Baryshkov | 5 | 2.96% | 1 | 25.00% |
| Joe Perches | 1 | 0.59% | 1 | 25.00% |
| Total | 169 | 100.00% | 4 | 100.00% |
EXPORT_SYMBOL(input_set_capability);
static unsigned int input_estimate_events_per_packet(struct input_dev *dev)
{
int mt_slots;
int i;
unsigned int events;
if (dev->mt) {
mt_slots = dev->mt->num_slots;
} else if (test_bit(ABS_MT_TRACKING_ID, dev->absbit)) {
mt_slots = dev->absinfo[ABS_MT_TRACKING_ID].maximum -
dev->absinfo[ABS_MT_TRACKING_ID].minimum + 1,
mt_slots = clamp(mt_slots, 2, 32);
} else if (test_bit(ABS_MT_POSITION_X, dev->absbit)) {
mt_slots = 2;
} else {
mt_slots = 0;
}
events = mt_slots + 1; /* count SYN_MT_REPORT and SYN_REPORT */
if (test_bit(EV_ABS, dev->evbit))
for_each_set_bit(i, dev->absbit, ABS_CNT)
events += input_is_mt_axis(i) ? mt_slots : 1;
if (test_bit(EV_REL, dev->evbit))
events += bitmap_weight(dev->relbit, REL_CNT);
/* Make room for KEY and MSC events */
events += 7;
return events;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jeff Brown | 129 | 72.88% | 1 | 16.67% |
| Anshul Garg | 37 | 20.90% | 2 | 33.33% |
| Henrik Rydberg | 9 | 5.08% | 2 | 33.33% |
| Hans Petter Selasky | 2 | 1.13% | 1 | 16.67% |
| Total | 177 | 100.00% | 6 | 100.00% |
#define INPUT_CLEANSE_BITMASK(dev, type, bits) \
do { \
if (!test_bit(EV_##type, dev->evbit)) \
memset(dev->bits##bit, 0, \
sizeof(dev->bits##bit)); \
} while (0)
static void input_cleanse_bitmasks(struct input_dev *dev)
{
INPUT_CLEANSE_BITMASK(dev, KEY, key);
INPUT_CLEANSE_BITMASK(dev, REL, rel);
INPUT_CLEANSE_BITMASK(dev, ABS, abs);
INPUT_CLEANSE_BITMASK(dev, MSC, msc);
INPUT_CLEANSE_BITMASK(dev, LED, led);
INPUT_CLEANSE_BITMASK(dev, SND, snd);
INPUT_CLEANSE_BITMASK(dev, FF, ff);
INPUT_CLEANSE_BITMASK(dev, SW, sw);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 83 | 100.00% | 1 | 100.00% |
| Total | 83 | 100.00% | 1 | 100.00% |
static void __input_unregister_device(struct input_dev *dev)
{
struct input_handle *handle, *next;
input_disconnect_device(dev);
mutex_lock(&input_mutex);
list_for_each_entry_safe(handle, next, &dev->h_list, d_node)
handle->handler->disconnect(handle);
WARN_ON(!list_empty(&dev->h_list));
del_timer_sync(&dev->timer);
list_del_init(&dev->node);
input_wakeup_procfs_readers();
mutex_unlock(&input_mutex);
device_del(&dev->dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 93 | 98.94% | 7 | 87.50% |
| Vojtech Pavlik | 1 | 1.06% | 1 | 12.50% |
| Total | 94 | 100.00% | 8 | 100.00% |
static void devm_input_device_unregister(struct device *dev, void *res)
{
struct input_devres *devres = res;
struct input_dev *input = devres->input;
dev_dbg(dev, "%s: unregistering device %s\n",
__func__, dev_name(&input->dev));
__input_unregister_device(input);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 53 | 100.00% | 1 | 100.00% |
| Total | 53 | 100.00% | 1 | 100.00% |
/**
* input_enable_softrepeat - enable software autorepeat
* @dev: input device
* @delay: repeat delay
* @period: repeat period
*
* Enable software autorepeat on the input device.
*/
void input_enable_softrepeat(struct input_dev *dev, int delay, int period)
{
dev->timer.data = (unsigned long) dev;
dev->timer.function = input_repeat_key;
dev->rep[REP_DELAY] = delay;
dev->rep[REP_PERIOD] = period;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Petri Gynther | 54 | 100.00% | 1 | 100.00% |
| Total | 54 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(input_enable_softrepeat);
/**
* input_register_device - register device with input core
* @dev: device to be registered
*
* This function registers device with input core. The device must be
* allocated with input_allocate_device() and all it's capabilities
* set up before registering.
* If function fails the device must be freed with input_free_device().
* Once device has been successfully registered it can be unregistered
* with input_unregister_device(); input_free_device() should not be
* called in this case.
*
* Note that this function is also used to register managed input devices
* (ones allocated with devm_input_allocate_device()). Such managed input
* devices need not be explicitly unregistered or freed, their tear down
* is controlled by the devres infrastructure. It is also worth noting
* that tear down of managed input devices is internally a 2-step process:
* registered managed input device is first unregistered, but stays in
* memory and can still handle input_event() calls (although events will
* not be delivered anywhere). The freeing of managed input device will
* happen later, when devres stack is unwound to the point where device
* allocation was made.
*/
int input_register_device(struct input_dev *dev)
{
struct input_devres *devres = NULL;
struct input_handler *handler;
unsigned int packet_size;
const char *path;
int error;
if (test_bit(EV_ABS, dev->evbit) && !dev->absinfo) {
dev_err(&dev->dev,
"Absolute device without dev->absinfo, refusing to register\n");
return -EINVAL;
}
if (dev->devres_managed) {
devres = devres_alloc(devm_input_device_unregister,
sizeof(struct input_devres), GFP_KERNEL);
if (!devres)
return -ENOMEM;
devres->input = dev;
}
/* Every input device generates EV_SYN/SYN_REPORT events. */
__set_bit(EV_SYN, dev->evbit);
/* KEY_RESERVED is not supposed to be transmitted to userspace. */
__clear_bit(KEY_RESERVED, dev->keybit);
/* Make sure that bitmasks not mentioned in dev->evbit are clean. */
input_cleanse_bitmasks(dev);
packet_size = input_estimate_events_per_packet(dev);
if (dev->hint_events_per_packet < packet_size)
dev->hint_events_per_packet = packet_size;
dev->max_vals = dev->hint_events_per_packet + 2;
dev->vals = kcalloc(dev->max_vals, sizeof(*dev->vals), GFP_KERNEL);
if (!dev->vals) {
error = -ENOMEM;
goto err_devres_free;
}
/*
* If delay and period are pre-set by the driver, then autorepeating
* is handled by the driver itself and we don't do it in input.c.
*/
if (!dev->rep[REP_DELAY] && !dev->rep[REP_PERIOD])
input_enable_softrepeat(dev, 250, 33);
if (!dev->getkeycode)
dev->getkeycode = input_default_getkeycode;
if (!dev->setkeycode)
dev->setkeycode = input_default_setkeycode;
error = device_add(&dev->dev);
if (error)
goto err_free_vals;
path = kobject_get_path(&dev->dev.kobj, GFP_KERNEL);
pr_info("%s as %s\n",
dev->name ? dev->name : "Unspecified device",
path ? path : "N/A");
kfree(path);
error = mutex_lock_interruptible(&input_mutex);
if (error)
goto err_device_del;
list_add_tail(&dev->node, &input_dev_list);
list_for_each_entry(handler, &input_handler_list, node)
input_attach_handler(dev, handler);
input_wakeup_procfs_readers();
mutex_unlock(&input_mutex);
if (dev->devres_managed) {
dev_dbg(dev->dev.parent, "%s: registering %s with devres.\n",
__func__, dev_name(&dev->dev));
devres_add(dev->dev.parent, devres);
}
return 0;
err_device_del:
device_del(&dev->dev);
err_free_vals:
kfree(dev->vals);
dev->vals = NULL;
err_devres_free:
devres_free(devres);
return error;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 344 | 78.54% | 10 | 50.00% |
| Henrik Rydberg | 42 | 9.59% | 2 | 10.00% |
| Marvin Raaijmakers | 24 | 5.48% | 1 | 5.00% |
| Jeff Brown | 15 | 3.42% | 1 | 5.00% |
| Petri Gynther | 5 | 1.14% | 1 | 5.00% |
| Vojtech Pavlik | 3 | 0.68% | 2 | 10.00% |
| Greg Kroah-Hartman | 2 | 0.46% | 1 | 5.00% |
| Joe Perches | 2 | 0.46% | 1 | 5.00% |
| Patrick Mochel | 1 | 0.23% | 1 | 5.00% |
| Total | 438 | 100.00% | 20 | 100.00% |
EXPORT_SYMBOL(input_register_device);
/**
* input_unregister_device - unregister previously registered device
* @dev: device to be unregistered
*
* This function unregisters an input device. Once device is unregistered
* the caller should not try to access it as it may get freed at any moment.
*/
void input_unregister_device(struct input_dev *dev)
{
if (dev->devres_managed) {
WARN_ON(devres_destroy(dev->dev.parent,
devm_input_device_unregister,
devm_input_device_match,
dev));
__input_unregister_device(dev);
/*
* We do not do input_put_device() here because it will be done
* when 2nd devres fires up.
*/
} else {
__input_unregister_device(dev);
input_put_device(dev);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 47 | 85.45% | 7 | 70.00% |
| Linus Torvalds (pre-git) | 4 | 7.27% | 2 | 20.00% |
| Vojtech Pavlik | 4 | 7.27% | 1 | 10.00% |
| Total | 55 | 100.00% | 10 | 100.00% |
EXPORT_SYMBOL(input_unregister_device);
/**
* input_register_handler - register a new input handler
* @handler: handler to be registered
*
* This function registers a new input handler (interface) for input
* devices in the system and attaches it to all input devices that
* are compatible with the handler.
*/
int input_register_handler(struct input_handler *handler)
{
struct input_dev *dev;
int error;
error = mutex_lock_interruptible(&input_mutex);
if (error)
return error;
INIT_LIST_HEAD(&handler->h_list);
list_add_tail(&handler->node, &input_handler_list);
list_for_each_entry(dev, &input_dev_list, node)
input_attach_handler(dev, handler);
input_wakeup_procfs_readers();
mutex_unlock(&input_mutex);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 65 | 82.28% | 6 | 66.67% |
| Vojtech Pavlik | 12 | 15.19% | 1 | 11.11% |
| Linus Torvalds (pre-git) | 2 | 2.53% | 2 | 22.22% |
| Total | 79 | 100.00% | 9 | 100.00% |
EXPORT_SYMBOL(input_register_handler);
/**
* input_unregister_handler - unregisters an input handler
* @handler: handler to be unregistered
*
* This function disconnects a handler from its input devices and
* removes it from lists of known handlers.
*/
void input_unregister_handler(struct input_handler *handler)
{
struct input_handle *handle, *next;
mutex_lock(&input_mutex);
list_for_each_entry_safe(handle, next, &handler->h_list, h_node)
handler->disconnect(handle);
WARN_ON(!list_empty(&handler->h_list));
list_del_init(&handler->node);
input_wakeup_procfs_readers();
mutex_unlock(&input_mutex);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 48 | 68.57% | 3 | 33.33% |
| Vojtech Pavlik | 10 | 14.29% | 2 | 22.22% |
| Linus Torvalds (pre-git) | 9 | 12.86% | 3 | 33.33% |
| Patrick Mochel | 3 | 4.29% | 1 | 11.11% |
| Total | 70 | 100.00% | 9 | 100.00% |
EXPORT_SYMBOL(input_unregister_handler);
/**
* input_handler_for_each_handle - handle iterator
* @handler: input handler to iterate
* @data: data for the callback
* @fn: function to be called for each handle
*
* Iterate over @bus's list of devices, and call @fn for each, passing
* it @data and stop when @fn returns a non-zero value. The function is
* using RCU to traverse the list and therefore may be using in atomic
* contexts. The @fn callback is invoked from RCU critical section and
* thus must not sleep.
*/
int input_handler_for_each_handle(struct input_handler *handler, void *data,
int (*fn)(struct input_handle *, void *))
{
struct input_handle *handle;
int retval = 0;
rcu_read_lock();
list_for_each_entry_rcu(handle, &handler->h_list, h_node) {
retval = fn(handle, data);
if (retval)
break;
}
rcu_read_unlock();
return retval;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 71 | 100.00% | 1 | 100.00% |
| Total | 71 | 100.00% | 1 | 100.00% |
EXPORT_SYMBOL(input_handler_for_each_handle);
/**
* input_register_handle - register a new input handle
* @handle: handle to register
*
* This function puts a new input handle onto device's
* and handler's lists so that events can flow through
* it once it is opened using input_open_device().
*
* This function is supposed to be called from handler's
* connect() method.
*/
int input_register_handle(struct input_handle *handle)
{
struct input_handler *handler = handle->handler;
struct input_dev *dev = handle->dev;
int error;
/*
* We take dev->mutex here to prevent race with
* input_release_device().
*/
error = mutex_lock_interruptible(&dev->mutex);
if (error)
return error;
/*
* Filters go to the head of the list, normal handlers
* to the tail.
*/
if (handler->filter)
list_add_rcu(&handle->d_node, &dev->h_list);
else
list_add_tail_rcu(&handle->d_node, &dev->h_list);
mutex_unlock(&dev->mutex);
/*
* Since we are supposed to be called from ->connect()
* which is mutually exclusive with ->disconnect()
* we can't be racing with input_unregister_handle()
* and so separate lock is not needed here.
*/
list_add_tail_rcu(&handle->h_node, &handler->h_list);
if (handler->start)
handler->start(handle);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 121 | 100.00% | 4 | 100.00% |
| Total | 121 | 100.00% | 4 | 100.00% |
EXPORT_SYMBOL(input_register_handle);
/**
* input_unregister_handle - unregister an input handle
* @handle: handle to unregister
*
* This function removes input handle from device's
* and handler's lists.
*
* This function is supposed to be called from handler's
* disconnect() method.
*/
void input_unregister_handle(struct input_handle *handle)
{
struct input_dev *dev = handle->dev;
list_del_rcu(&handle->h_node);
/*
* Take dev->mutex to prevent race with input_release_device().
*/
mutex_lock(&dev->mutex);
list_del_rcu(&handle->d_node);
mutex_unlock(&dev->mutex);
synchronize_rcu();
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 55 | 100.00% | 4 | 100.00% |
| Total | 55 | 100.00% | 4 | 100.00% |
EXPORT_SYMBOL(input_unregister_handle);
/**
* input_get_new_minor - allocates a new input minor number
* @legacy_base: beginning or the legacy range to be searched
* @legacy_num: size of legacy range
* @allow_dynamic: whether we can also take ID from the dynamic range
*
* This function allocates a new device minor for from input major namespace.
* Caller can request legacy minor by specifying @legacy_base and @legacy_num
* parameters and whether ID can be allocated from dynamic range if there are
* no free IDs in legacy range.
*/
int input_get_new_minor(int legacy_base, unsigned int legacy_num,
bool allow_dynamic)
{
/*
* This function should be called from input handler's ->connect()
* methods, which are serialized with input_mutex, so no additional
* locking is needed here.
*/
if (legacy_base >= 0) {
int minor = ida_simple_get(&input_ida,
legacy_base,
legacy_base + legacy_num,
GFP_KERNEL);
if (minor >= 0 || !allow_dynamic)
return minor;
}
return ida_simple_get(&input_ida,
INPUT_FIRST_DYNAMIC_DEV, INPUT_MAX_CHAR_DEVICES,
GFP_KERNEL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 47 | 71.21% | 2 | 33.33% |
| Arnd Bergmann | 8 | 12.12% | 1 | 16.67% |
| Linus Torvalds (pre-git) | 5 | 7.58% | 1 | 16.67% |
| Randy Dunlap | 4 | 6.06% | 1 | 16.67% |
| Vojtech Pavlik | 2 | 3.03% | 1 | 16.67% |
| Total | 66 | 100.00% | 6 | 100.00% |
EXPORT_SYMBOL(input_get_new_minor);
/**
* input_free_minor - release previously allocated minor
* @minor: minor to be released
*
* This function releases previously allocated input minor so that it can be
* reused later.
*/
void input_free_minor(unsigned int minor)
{
ida_simple_remove(&input_ida, minor);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 13 | 76.47% | 1 | 50.00% |
| Randy Dunlap | 4 | 23.53% | 1 | 50.00% |
| Total | 17 | 100.00% | 2 | 100.00% |
EXPORT_SYMBOL(input_free_minor);
static int __init input_init(void)
{
int err;
err = class_register(&input_class);
if (err) {
pr_err("unable to register input_dev class\n");
return err;
}
err = input_proc_init();
if (err)
goto fail1;
err = register_chrdev_region(MKDEV(INPUT_MAJOR, 0),
INPUT_MAX_CHAR_DEVICES, "input");
if (err) {
pr_err("unable to register char major %d", INPUT_MAJOR);
goto fail2;
}
return 0;
fail2: input_proc_exit();
fail1: class_unregister(&input_class);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 55 | 56.70% | 3 | 33.33% |
| Linus Torvalds (pre-git) | 16 | 16.49% | 1 | 11.11% |
| Luiz Fernando N. Capitulino | 13 | 13.40% | 1 | 11.11% |
| Greg Kroah-Hartman | 5 | 5.15% | 2 | 22.22% |
| Randy Dunlap | 4 | 4.12% | 1 | 11.11% |
| Joe Perches | 4 | 4.12% | 1 | 11.11% |
| Total | 97 | 100.00% | 9 | 100.00% |
static void __exit input_exit(void)
{
input_proc_exit();
unregister_chrdev_region(MKDEV(INPUT_MAJOR, 0),
INPUT_MAX_CHAR_DEVICES);
class_unregister(&input_class);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 14 | 46.67% | 3 | 50.00% |
| Linus Torvalds (pre-git) | 14 | 46.67% | 1 | 16.67% |
| Greg Kroah-Hartman | 1 | 3.33% | 1 | 16.67% |
| Vojtech Pavlik | 1 | 3.33% | 1 | 16.67% |
| Total | 30 | 100.00% | 6 | 100.00% |
subsys_initcall(input_init);
module_exit(input_exit);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Dmitry Torokhov | 5949 | 59.79% | 62 | 41.06% |
| Henrik Rydberg | 1073 | 10.78% | 12 | 7.95% |
| Vojtech Pavlik | 399 | 4.01% | 7 | 4.64% |
| Linus Torvalds (pre-git) | 358 | 3.60% | 6 | 3.97% |
| Marvin Raaijmakers | 357 | 3.59% | 1 | 0.66% |
| Rusty Russell | 297 | 2.98% | 2 | 1.32% |
| Mauro Carvalho Chehab | 271 | 2.72% | 1 | 0.66% |
| Kay Sievers | 245 | 2.46% | 5 | 3.31% |
| Daniel Mack | 163 | 1.64% | 2 | 1.32% |
| Aleksej Makarov | 147 | 1.48% | 1 | 0.66% |
| Jeff Brown | 144 | 1.45% | 1 | 0.66% |
| Anshul Garg | 99 | 0.99% | 4 | 2.65% |
| Petri Gynther | 65 | 0.65% | 1 | 0.66% |
| Oliver Neukum | 56 | 0.56% | 1 | 0.66% |
| Zephaniah E. Hull | 49 | 0.49% | 1 | 0.66% |
| David Herrmann | 35 | 0.35% | 1 | 0.66% |
| Greg Kroah-Hartman | 32 | 0.32% | 5 | 3.31% |
| Richard Purdie | 31 | 0.31% | 3 | 1.99% |
| Patrick Mochel | 23 | 0.23% | 4 | 2.65% |
| Linus Torvalds | 19 | 0.19% | 3 | 1.99% |
| Joe Perches | 16 | 0.16% | 1 | 0.66% |
| Randy Dunlap | 15 | 0.15% | 1 | 0.66% |
| Andrew Morton | 13 | 0.13% | 3 | 1.99% |
| Luiz Fernando N. Capitulino | 13 | 0.13% | 1 | 0.66% |
| Jes Sorensen | 10 | 0.10% | 1 | 0.66% |
| Pavel Emelyanov | 10 | 0.10% | 1 | 0.66% |
| Alexey Dobriyan | 9 | 0.09% | 2 | 1.32% |
| Arnd Bergmann | 8 | 0.08% | 1 | 0.66% |
| Denis V. Lunev | 8 | 0.08% | 1 | 0.66% |
| Anssi Hannula | 5 | 0.05% | 1 | 0.66% |
| Dmitry Baryshkov | 5 | 0.05% | 1 | 0.66% |
| Jiri Slaby | 4 | 0.04% | 1 | 0.66% |
| Matt Mackall | 3 | 0.03% | 1 | 0.66% |
| Tejun Heo | 3 | 0.03% | 1 | 0.66% |
| Arjan van de Ven | 2 | 0.02% | 1 | 0.66% |
| Hans Petter Selasky | 2 | 0.02% | 1 | 0.66% |
| Aniroop Mathur | 2 | 0.02% | 1 | 0.66% |
| Jan Engelhardt | 2 | 0.02% | 1 | 0.66% |
| Jonathan Corbet | 2 | 0.02% | 1 | 0.66% |
| Richard Leitner | 1 | 0.01% | 1 | 0.66% |
| David Brownell | 1 | 0.01% | 1 | 0.66% |
| Shailendra Verma | 1 | 0.01% | 1 | 0.66% |
| Al Viro | 1 | 0.01% | 1 | 0.66% |
| Bhumika Goyal | 1 | 0.01% | 1 | 0.66% |
| Mattia Dongili | 1 | 0.01% | 1 | 0.66% |
| Total | 9950 | 100.00% | 151 | 100.00% |
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