drivers/input/mousedev.c

116

static struct mousedev *mousedev_mix;

drivers/input/mousedev.c

119

#define fx(i) (mousedev->old_x[(mousedev->pkt_count - (i)) & 03])

drivers/input/mousedev.c

120

#define fy(i) (mousedev->old_y[(mousedev->pkt_count - (i)) & 03])

drivers/input/mousedev.c

123

struct mousedev *mousedev,

drivers/input/mousedev.c

134

if (mousedev->touch && mousedev->pkt_count >= 2) {

drivers/input/mousedev.c

141

tmp += mousedev->frac_dx;

drivers/input/mousedev.c

142

mousedev->packet.dx = tmp / FRACTION_DENOM;

drivers/input/mousedev.c

143

mousedev->frac_dx =

drivers/input/mousedev.c

144

tmp - mousedev->packet.dx * FRACTION_DENOM;

drivers/input/mousedev.c

150

if (mousedev->touch && mousedev->pkt_count >= 2) {

drivers/input/mousedev.c

158

tmp += mousedev->frac_dy;

drivers/input/mousedev.c

159

mousedev->packet.dy = tmp / FRACTION_DENOM;

drivers/input/mousedev.c

160

mousedev->frac_dy = tmp -

drivers/input/mousedev.c

161

mousedev->packet.dy * FRACTION_DENOM;

drivers/input/mousedev.c

167

static void mousedev_abs_event(struct input_dev *dev, struct mousedev *mousedev,

drivers/input/mousedev.c

184

mousedev->packet.x = ((value - min) * xres) / size;

drivers/input/mousedev.c

185

mousedev->packet.abs_event = 1;

drivers/input/mousedev.c

198

mousedev->packet.y = yres - ((value - min) * yres) / size;

drivers/input/mousedev.c

199

mousedev->packet.abs_event = 1;

drivers/input/mousedev.c

204

static void mousedev_rel_event(struct mousedev *mousedev,

drivers/input/mousedev.c

209

mousedev->packet.dx += value;

drivers/input/mousedev.c

213

mousedev->packet.dy -= value;

drivers/input/mousedev.c

217

mousedev->packet.dz -= value;

drivers/input/mousedev.c

222

static void mousedev_key_event(struct mousedev *mousedev,

drivers/input/mousedev.c

253

set_bit(index, &mousedev->packet.buttons);

drivers/input/mousedev.c

256

clear_bit(index, &mousedev->packet.buttons);

drivers/input/mousedev.c

261

static void mousedev_notify_readers(struct mousedev *mousedev,

drivers/input/mousedev.c

270

list_for_each_entry_rcu(client, &mousedev->client_list, node) {

drivers/input/mousedev.c

276

if (client->ready && p->buttons != mousedev->packet.buttons) {

drivers/input/mousedev.c

300

p->buttons = mousedev->packet.buttons;

drivers/input/mousedev.c

316

wake_up_interruptible(&mousedev->wait);

drivers/input/mousedev.c

319

static void mousedev_touchpad_touch(struct mousedev *mousedev, int value)

drivers/input/mousedev.c

322

if (mousedev->touch &&

drivers/input/mousedev.c

324

mousedev->touch + msecs_to_jiffies(tap_time))) {

drivers/input/mousedev.c

330

set_bit(0, &mousedev->packet.buttons);

drivers/input/mousedev.c

332

mousedev_notify_readers(mousedev, &mousedev_mix->packet);

drivers/input/mousedev.c

335

clear_bit(0, &mousedev->packet.buttons);

drivers/input/mousedev.c

338

mousedev->touch = mousedev->pkt_count = 0;

drivers/input/mousedev.c

339

mousedev->frac_dx = 0;

drivers/input/mousedev.c

340

mousedev->frac_dy = 0;

drivers/input/mousedev.c

342

} else if (!mousedev->touch)

drivers/input/mousedev.c

343

mousedev->touch = jiffies;

drivers/input/mousedev.c

349

struct mousedev *mousedev = handle->private;

drivers/input/mousedev.c

360

mousedev, code, value);

drivers/input/mousedev.c

362

mousedev_abs_event(handle->dev, mousedev, code, value);

drivers/input/mousedev.c

367

mousedev_rel_event(mousedev, code, value);

drivers/input/mousedev.c

374

mousedev_touchpad_touch(mousedev, value);

drivers/input/mousedev.c

376

mousedev_key_event(mousedev, code, value);

drivers/input/mousedev.c

382

if (mousedev->touch) {

drivers/input/mousedev.c

383

mousedev->pkt_count++;

drivers/input/mousedev.c

393

mousedev_notify_readers(mousedev, &mousedev->packet);

drivers/input/mousedev.c

394

mousedev_notify_readers(mousedev_mix, &mousedev->packet);

drivers/input/mousedev.c

396

mousedev->packet.dx = mousedev->packet.dy =

drivers/input/mousedev.c

397

mousedev->packet.dz = 0;

drivers/input/mousedev.c

398

mousedev->packet.abs_event = 0;

drivers/input/mousedev.c

413

struct mousedev *mousedev = container_of(dev, struct mousedev, dev);

drivers/input/mousedev.c

415

input_put_device(mousedev->handle.dev);

drivers/input/mousedev.c

416

kfree(mousedev);

drivers/input/mousedev.c

419

static int mousedev_open_device(struct mousedev *mousedev)

drivers/input/mousedev.c

423

retval = mutex_lock_interruptible(&mousedev->mutex);

drivers/input/mousedev.c

427

if (!mousedev->exist)

drivers/input/mousedev.c

429

else if (!mousedev->open++) {

drivers/input/mousedev.c

430

retval = input_open_device(&mousedev->handle);

drivers/input/mousedev.c

432

mousedev->open--;

drivers/input/mousedev.c

435

mutex_unlock(&mousedev->mutex);

drivers/input/mousedev.c

439

static void mousedev_close_device(struct mousedev *mousedev)

drivers/input/mousedev.c

441

mutex_lock(&mousedev->mutex);

drivers/input/mousedev.c

443

if (mousedev->exist && !--mousedev->open)

drivers/input/mousedev.c

444

input_close_device(&mousedev->handle);

drivers/input/mousedev.c

446

mutex_unlock(&mousedev->mutex);

drivers/input/mousedev.c

454

static int mixdev_open_devices(struct mousedev *mixdev)

drivers/input/mousedev.c

463

struct mousedev *mousedev;

drivers/input/mousedev.c

465

list_for_each_entry(mousedev, &mousedev_mix_list, mixdev_node) {

drivers/input/mousedev.c

466

if (!mousedev->opened_by_mixdev) {

drivers/input/mousedev.c

467

if (mousedev_open_device(mousedev))

drivers/input/mousedev.c

470

mousedev->opened_by_mixdev = true;

drivers/input/mousedev.c

484

static void mixdev_close_devices(struct mousedev *mixdev)

drivers/input/mousedev.c

489

struct mousedev *mousedev;

drivers/input/mousedev.c

491

list_for_each_entry(mousedev, &mousedev_mix_list, mixdev_node) {

drivers/input/mousedev.c

492

if (mousedev->opened_by_mixdev) {

drivers/input/mousedev.c

493

mousedev->opened_by_mixdev = false;

drivers/input/mousedev.c

494

mousedev_close_device(mousedev);

drivers/input/mousedev.c

503

static void mousedev_attach_client(struct mousedev *mousedev,

drivers/input/mousedev.c

506

spin_lock(&mousedev->client_lock);

drivers/input/mousedev.c

507

list_add_tail_rcu(&client->node, &mousedev->client_list);

drivers/input/mousedev.c

508

spin_unlock(&mousedev->client_lock);

drivers/input/mousedev.c

511

static void mousedev_detach_client(struct mousedev *mousedev,

drivers/input/mousedev.c

514

spin_lock(&mousedev->client_lock);

drivers/input/mousedev.c

516

spin_unlock(&mousedev->client_lock);

drivers/input/mousedev.c

523

struct mousedev *mousedev = client->mousedev;

drivers/input/mousedev.c

525

mousedev_detach_client(mousedev, client);

drivers/input/mousedev.c

528

mousedev->close_device(mousedev);

drivers/input/mousedev.c

536

struct mousedev *mousedev;

drivers/input/mousedev.c

541

mousedev = mousedev_mix;

drivers/input/mousedev.c

544

mousedev = container_of(inode->i_cdev, struct mousedev, cdev);

drivers/input/mousedev.c

553

client->mousedev = mousedev;

drivers/input/mousedev.c

554

mousedev_attach_client(mousedev, client);

drivers/input/mousedev.c

556

error = mousedev->open_device(mousedev);

drivers/input/mousedev.c

566

mousedev_detach_client(mousedev, client);

drivers/input/mousedev.c

711

wake_up_interruptible(&client->mousedev->wait);

drivers/input/mousedev.c

720

struct mousedev *mousedev = client->mousedev;

drivers/input/mousedev.c

724

if (!client->ready && !client->buffer && mousedev->exist &&

drivers/input/mousedev.c

728

retval = wait_event_interruptible(mousedev->wait,

drivers/input/mousedev.c

729

!mousedev->exist || client->ready || client->buffer);

drivers/input/mousedev.c

733

if (!mousedev->exist)

drivers/input/mousedev.c

761

struct mousedev *mousedev = client->mousedev;

drivers/input/mousedev.c

764

poll_wait(file, &mousedev->wait, wait);

drivers/input/mousedev.c

766

mask = mousedev->exist ? EPOLLOUT | EPOLLWRNORM : EPOLLHUP | EPOLLERR;

drivers/input/mousedev.c

78

int (*open_device)(struct mousedev *mousedev);

drivers/input/mousedev.c

789

static void mousedev_mark_dead(struct mousedev *mousedev)

drivers/input/mousedev.c

79

void (*close_device)(struct mousedev *mousedev);

drivers/input/mousedev.c

791

mutex_lock(&mousedev->mutex);

drivers/input/mousedev.c

792

mousedev->exist = false;

drivers/input/mousedev.c

793

mutex_unlock(&mousedev->mutex);

drivers/input/mousedev.c

800

static void mousedev_hangup(struct mousedev *mousedev)

drivers/input/mousedev.c

804

spin_lock(&mousedev->client_lock);

drivers/input/mousedev.c

805

list_for_each_entry(client, &mousedev->client_list, node)

drivers/input/mousedev.c

807

spin_unlock(&mousedev->client_lock);

drivers/input/mousedev.c

809

wake_up_interruptible(&mousedev->wait);

drivers/input/mousedev.c

812

static void mousedev_cleanup(struct mousedev *mousedev)

drivers/input/mousedev.c

814

struct input_handle *handle = &mousedev->handle;

drivers/input/mousedev.c

816

mousedev_mark_dead(mousedev);

drivers/input/mousedev.c

817

mousedev_hangup(mousedev);

drivers/input/mousedev.c

820

if (mousedev->open)

drivers/input/mousedev.c

842

static struct mousedev *mousedev_create(struct input_dev *dev,

drivers/input/mousedev.c

846

struct mousedev *mousedev;

drivers/input/mousedev.c

856

mousedev = kzalloc_obj(struct mousedev);

drivers/input/mousedev.c

857

if (!mousedev) {

drivers/input/mousedev.c

862

INIT_LIST_HEAD(&mousedev->client_list);

drivers/input/mousedev.c

863

INIT_LIST_HEAD(&mousedev->mixdev_node);

drivers/input/mousedev.c

864

spin_lock_init(&mousedev->client_lock);

drivers/input/mousedev.c

865

mutex_init(&mousedev->mutex);

drivers/input/mousedev.c

866

lockdep_set_subclass(&mousedev->mutex,

drivers/input/mousedev.c

868

init_waitqueue_head(&mousedev->wait);

drivers/input/mousedev.c

871

dev_set_name(&mousedev->dev, "mice");

drivers/input/mousedev.c

873

mousedev->open_device = mixdev_open_devices;

drivers/input/mousedev.c

874

mousedev->close_device = mixdev_close_devices;

drivers/input/mousedev.c

880

dev_set_name(&mousedev->dev, "mouse%d", dev_no);

drivers/input/mousedev.c

882

mousedev->open_device = mousedev_open_device;

drivers/input/mousedev.c

883

mousedev->close_device = mousedev_close_device;

drivers/input/mousedev.c

886

mousedev->exist = true;

drivers/input/mousedev.c

887

mousedev->handle.dev = input_get_device(dev);

drivers/input/mousedev.c

888

mousedev->handle.name = dev_name(&mousedev->dev);

drivers/input/mousedev.c

889

mousedev->handle.handler = handler;

drivers/input/mousedev.c

890

mousedev->handle.private = mousedev;

drivers/input/mousedev.c

892

mousedev->dev.class = &input_class;

drivers/input/mousedev.c

894

mousedev->dev.parent = &dev->dev;

drivers/input/mousedev.c

895

mousedev->dev.devt = MKDEV(INPUT_MAJOR, minor);

drivers/input/mousedev.c

896

mousedev->dev.release = mousedev_free;

drivers/input/mousedev.c

897

device_initialize(&mousedev->dev);

drivers/input/mousedev.c

900

error = input_register_handle(&mousedev->handle);

drivers/input/mousedev.c

905

cdev_init(&mousedev->cdev, &mousedev_fops);

drivers/input/mousedev.c

907

error = cdev_device_add(&mousedev->cdev, &mousedev->dev);

drivers/input/mousedev.c

911

return mousedev;

drivers/input/mousedev.c

914

mousedev_cleanup(mousedev);

drivers/input/mousedev.c

916

input_unregister_handle(&mousedev->handle);

drivers/input/mousedev.c

918

put_device(&mousedev->dev);

drivers/input/mousedev.c

925

static void mousedev_destroy(struct mousedev *mousedev)

drivers/input/mousedev.c

927

cdev_device_del(&mousedev->cdev, &mousedev->dev);

drivers/input/mousedev.c

928

mousedev_cleanup(mousedev);

drivers/input/mousedev.c

929

input_free_minor(MINOR(mousedev->dev.devt));

drivers/input/mousedev.c

930

if (mousedev != mousedev_mix)

drivers/input/mousedev.c

931

input_unregister_handle(&mousedev->handle);

drivers/input/mousedev.c

932

put_device(&mousedev->dev);

drivers/input/mousedev.c

935

static int mixdev_add_device(struct mousedev *mousedev)

drivers/input/mousedev.c

944

retval = mousedev_open_device(mousedev);

drivers/input/mousedev.c

948

mousedev->opened_by_mixdev = true;

drivers/input/mousedev.c

951

get_device(&mousedev->dev);

drivers/input/mousedev.c

952

list_add_tail(&mousedev->mixdev_node, &mousedev_mix_list);

drivers/input/mousedev.c

959

static void mixdev_remove_device(struct mousedev *mousedev)

drivers/input/mousedev.c

96

struct mousedev *mousedev;

drivers/input/mousedev.c

963

if (mousedev->opened_by_mixdev) {

drivers/input/mousedev.c

964

mousedev->opened_by_mixdev = false;

drivers/input/mousedev.c

965

mousedev_close_device(mousedev);

drivers/input/mousedev.c

968

list_del_init(&mousedev->mixdev_node);

drivers/input/mousedev.c

971

put_device(&mousedev->dev);

drivers/input/mousedev.c

978

struct mousedev *mousedev;

drivers/input/mousedev.c

981

mousedev = mousedev_create(dev, handler, false);

drivers/input/mousedev.c

982

if (IS_ERR(mousedev))

drivers/input/mousedev.c

983

return PTR_ERR(mousedev);

drivers/input/mousedev.c

985

error = mixdev_add_device(mousedev);

drivers/input/mousedev.c

987

mousedev_destroy(mousedev);

drivers/input/mousedev.c

996

struct mousedev *mousedev = handle->private;

drivers/input/mousedev.c

998

mixdev_remove_device(mousedev);

drivers/input/mousedev.c

999

mousedev_destroy(mousedev);