From 1e0afb288e56d469ca1c583342bb9782d49333c6 Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Mon, 26 Jun 2006 01:48:47 -0400 Subject: [PATCH] Input: fix formatting to better follow CodingStyle Signed-off-by: Dmitry Torokhov --- drivers/input/evdev.c | 10 ++++-- drivers/input/input.c | 37 ++++++++++++++------- drivers/input/joydev.c | 69 ++++++++++++++++++++++++++-------------- drivers/input/mousedev.c | 42 +++++++++++++++--------- drivers/input/tsdev.c | 22 ++++++++----- 5 files changed, 119 insertions(+), 61 deletions(-) diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 5f561fce32d..a29d5ceb00c 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -78,14 +78,19 @@ static int evdev_fasync(int fd, struct file *file, int on) { int retval; struct evdev_list *list = file->private_data; + retval = fasync_helper(fd, file, on, &list->fasync); + return retval < 0 ? retval : 0; } -static int evdev_flush(struct file * file, fl_owner_t id) +static int evdev_flush(struct file *file, fl_owner_t id) { struct evdev_list *list = file->private_data; - if (!list->evdev->exist) return -ENODEV; + + if (!list->evdev->exist) + return -ENODEV; + return input_flush_device(&list->evdev->handle, file); } @@ -300,6 +305,7 @@ static ssize_t evdev_read(struct file * file, char __user * buffer, size_t count static unsigned int evdev_poll(struct file *file, poll_table *wait) { struct evdev_list *list = file->private_data; + poll_wait(file, &list->evdev->wait, wait); return ((list->head == list->tail) ? 0 : (POLLIN | POLLRDNORM)) | (list->evdev->exist ? 0 : (POLLHUP | POLLERR)); diff --git a/drivers/input/input.c b/drivers/input/input.c index d3cdb139e96..7570a3f52f1 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -64,11 +64,13 @@ void input_event(struct input_dev *dev, unsigned int type, unsigned int code, in case EV_SYN: switch (code) { case SYN_CONFIG: - if (dev->event) dev->event(dev, type, code, value); + if (dev->event) + dev->event(dev, type, code, value); break; case SYN_REPORT: - if (dev->sync) return; + if (dev->sync) + return; dev->sync = 1; break; } @@ -137,7 +139,8 @@ void input_event(struct input_dev *dev, unsigned int type, unsigned int code, in if (code > MSC_MAX || !test_bit(code, dev->mscbit)) return; - if (dev->event) dev->event(dev, type, code, value); + if (dev->event) + dev->event(dev, type, code, value); break; @@ -147,7 +150,9 @@ void input_event(struct input_dev *dev, unsigned int type, unsigned int code, in return; change_bit(code, dev->led); - if (dev->event) dev->event(dev, type, code, value); + + if (dev->event) + dev->event(dev, type, code, value); break; @@ -159,21 +164,25 @@ void input_event(struct input_dev *dev, unsigned int type, unsigned int code, in if (!!test_bit(code, dev->snd) != !!value) change_bit(code, dev->snd); - if (dev->event) dev->event(dev, type, code, value); + if (dev->event) + dev->event(dev, type, code, value); break; case EV_REP: - if (code > REP_MAX || value < 0 || dev->rep[code] == value) return; + if (code > REP_MAX || value < 0 || dev->rep[code] == value) + return; dev->rep[code] = value; - if (dev->event) dev->event(dev, type, code, value); + if (dev->event) + dev->event(dev, type, code, value); break; case EV_FF: - if (dev->event) dev->event(dev, type, code, value); + if (dev->event) + dev->event(dev, type, code, value); break; } @@ -336,9 +345,11 @@ static inline void input_wakeup_procfs_readers(void) static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait) { int state = input_devices_state; + poll_wait(file, &input_devices_poll_wait, wait); if (state != input_devices_state) return POLLIN | POLLRDNORM; + return 0; } @@ -972,9 +983,10 @@ int input_register_device(struct input_dev *dev) void input_unregister_device(struct input_dev *dev) { - struct list_head * node, * next; + struct list_head *node, *next; - if (!dev) return; + if (!dev) + return; del_timer_sync(&dev->timer); @@ -1005,7 +1017,8 @@ void input_register_handler(struct input_handler *handler) struct input_handle *handle; struct input_device_id *id; - if (!handler) return; + if (!handler) + return; INIT_LIST_HEAD(&handler->h_list); @@ -1025,7 +1038,7 @@ void input_register_handler(struct input_handler *handler) void input_unregister_handler(struct input_handler *handler) { - struct list_head * node, * next; + struct list_head *node, *next; list_for_each_safe(node, next, &handler->h_list) { struct input_handle * handle = to_handle_h(node); diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 949bdcef8c2..d67157513bf 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -81,10 +81,7 @@ static int joydev_correct(int value, struct js_corr *corr) return 0; } - if (value < -32767) return -32767; - if (value > 32767) return 32767; - - return value; + return value < -32767 ? -32767 : (value > 32767 ? 32767 : value); } static void joydev_event(struct input_handle *handle, unsigned int type, unsigned int code, int value) @@ -96,7 +93,8 @@ static void joydev_event(struct input_handle *handle, unsigned int type, unsigne switch (type) { case EV_KEY: - if (code < BTN_MISC || value == 2) return; + if (code < BTN_MISC || value == 2) + return; event.type = JS_EVENT_BUTTON; event.number = joydev->keymap[code - BTN_MISC]; event.value = value; @@ -106,7 +104,8 @@ static void joydev_event(struct input_handle *handle, unsigned int type, unsigne event.type = JS_EVENT_AXIS; event.number = joydev->absmap[code]; event.value = joydev_correct(value, joydev->corr + event.number); - if (event.value == joydev->abs[event.number]) return; + if (event.value == joydev->abs[event.number]) + return; joydev->abs[event.number] = event.value; break; @@ -134,7 +133,9 @@ static int joydev_fasync(int fd, struct file *file, int on) { int retval; struct joydev_list *list = file->private_data; + retval = fasync_helper(fd, file, on, &list->fasync); + return retval < 0 ? retval : 0; } @@ -222,12 +223,12 @@ static ssize_t joydev_read(struct file *file, char __user *buf, size_t count, lo return sizeof(struct JS_DATA_TYPE); } - if (list->startup == joydev->nabs + joydev->nkey - && list->head == list->tail && (file->f_flags & O_NONBLOCK)) - return -EAGAIN; + if (list->startup == joydev->nabs + joydev->nkey && + list->head == list->tail && (file->f_flags & O_NONBLOCK)) + return -EAGAIN; retval = wait_event_interruptible(list->joydev->wait, - !list->joydev->exist || + !list->joydev->exist || list->startup < joydev->nabs + joydev->nkey || list->head != list->tail); @@ -276,8 +277,9 @@ static ssize_t joydev_read(struct file *file, char __user *buf, size_t count, lo static unsigned int joydev_poll(struct file *file, poll_table *wait) { struct joydev_list *list = file->private_data; + poll_wait(file, &list->joydev->wait, wait); - return ((list->head != list->tail || list->startup < list->joydev->nabs + list->joydev->nkey) ? + return ((list->head != list->tail || list->startup < list->joydev->nabs + list->joydev->nkey) ? (POLLIN | POLLRDNORM) : 0) | (list->joydev->exist ? 0 : (POLLHUP | POLLERR)); } @@ -291,20 +293,26 @@ static int joydev_ioctl_common(struct joydev *joydev, unsigned int cmd, void __u case JS_SET_CAL: return copy_from_user(&joydev->glue.JS_CORR, argp, sizeof(joydev->glue.JS_CORR)) ? -EFAULT : 0; + case JS_GET_CAL: return copy_to_user(argp, &joydev->glue.JS_CORR, sizeof(joydev->glue.JS_CORR)) ? -EFAULT : 0; + case JS_SET_TIMEOUT: return get_user(joydev->glue.JS_TIMEOUT, (s32 __user *) argp); + case JS_GET_TIMEOUT: return put_user(joydev->glue.JS_TIMEOUT, (s32 __user *) argp); case JSIOCGVERSION: return put_user(JS_VERSION, (__u32 __user *) argp); + case JSIOCGAXES: return put_user(joydev->nabs, (__u8 __user *) argp); + case JSIOCGBUTTONS: return put_user(joydev->nkey, (__u8 __user *) argp); + case JSIOCSCORR: if (copy_from_user(joydev->corr, argp, sizeof(joydev->corr[0]) * joydev->nabs)) @@ -314,38 +322,49 @@ static int joydev_ioctl_common(struct joydev *joydev, unsigned int cmd, void __u joydev->abs[i] = joydev_correct(dev->abs[j], joydev->corr + i); } return 0; + case JSIOCGCORR: return copy_to_user(argp, joydev->corr, sizeof(joydev->corr[0]) * joydev->nabs) ? -EFAULT : 0; + case JSIOCSAXMAP: if (copy_from_user(joydev->abspam, argp, sizeof(__u8) * (ABS_MAX + 1))) return -EFAULT; for (i = 0; i < joydev->nabs; i++) { - if (joydev->abspam[i] > ABS_MAX) return -EINVAL; + if (joydev->abspam[i] > ABS_MAX) + return -EINVAL; joydev->absmap[joydev->abspam[i]] = i; } return 0; + case JSIOCGAXMAP: return copy_to_user(argp, joydev->abspam, sizeof(__u8) * (ABS_MAX + 1)) ? -EFAULT : 0; + case JSIOCSBTNMAP: if (copy_from_user(joydev->keypam, argp, sizeof(__u16) * (KEY_MAX - BTN_MISC + 1))) return -EFAULT; for (i = 0; i < joydev->nkey; i++) { - if (joydev->keypam[i] > KEY_MAX || joydev->keypam[i] < BTN_MISC) return -EINVAL; + if (joydev->keypam[i] > KEY_MAX || joydev->keypam[i] < BTN_MISC) + return -EINVAL; joydev->keymap[joydev->keypam[i] - BTN_MISC] = i; } return 0; + case JSIOCGBTNMAP: return copy_to_user(argp, joydev->keypam, sizeof(__u16) * (KEY_MAX - BTN_MISC + 1)) ? -EFAULT : 0; + default: if ((cmd & ~(_IOC_SIZEMASK << _IOC_SIZESHIFT)) == JSIOCGNAME(0)) { int len; - if (!dev->name) return 0; + if (!dev->name) + return 0; len = strlen(dev->name) + 1; - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - if (copy_to_user(argp, dev->name, len)) return -EFAULT; + if (len > _IOC_SIZE(cmd)) + len = _IOC_SIZE(cmd); + if (copy_to_user(argp, dev->name, len)) + return -EFAULT; return len; } } @@ -362,7 +381,9 @@ static long joydev_compat_ioctl(struct file *file, unsigned int cmd, unsigned lo struct JS_DATA_SAVE_TYPE_32 ds32; int err; - if (!joydev->exist) return -ENODEV; + if (!joydev->exist) + return -ENODEV; + switch(cmd) { case JS_SET_TIMELIMIT: err = get_user(tmp32, (s32 __user *) arg); @@ -395,8 +416,7 @@ static long joydev_compat_ioctl(struct file *file, unsigned int cmd, unsigned lo ds32.JS_SAVE = joydev->glue.JS_SAVE; ds32.JS_CORR = joydev->glue.JS_CORR; - err = copy_to_user(argp, &ds32, - sizeof(ds32)) ? -EFAULT : 0; + err = copy_to_user(argp, &ds32, sizeof(ds32)) ? -EFAULT : 0; break; default: @@ -412,7 +432,8 @@ static int joydev_ioctl(struct inode *inode, struct file *file, unsigned int cmd struct joydev *joydev = list->joydev; void __user *argp = (void __user *)arg; - if (!joydev->exist) return -ENODEV; + if (!joydev->exist) + return -ENODEV; switch(cmd) { case JS_SET_TIMELIMIT: @@ -546,8 +567,8 @@ static struct input_device_id joydev_blacklist[] = { .flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_KEYBIT, .evbit = { BIT(EV_KEY) }, .keybit = { [LONG(BTN_TOUCH)] = BIT(BTN_TOUCH) }, - }, /* Avoid itouchpads, touchscreens and tablets */ - { }, /* Terminating entry */ + }, /* Avoid itouchpads, touchscreens and tablets */ + { } /* Terminating entry */ }; static struct input_device_id joydev_ids[] = { @@ -566,7 +587,7 @@ static struct input_device_id joydev_ids[] = { .evbit = { BIT(EV_ABS) }, .absbit = { BIT(ABS_THROTTLE) }, }, - { }, /* Terminating entry */ + { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(input, joydev_ids); @@ -579,7 +600,7 @@ static struct input_handler joydev_handler = { .minor = JOYDEV_MINOR_BASE, .name = "joydev", .id_table = joydev_ids, - .blacklist = joydev_blacklist, + .blacklist = joydev_blacklist, }; static int __init joydev_init(void) diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index b685a507955..eb721b11ff3 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -123,7 +123,9 @@ static void mousedev_touchpad_event(struct input_dev *dev, struct mousedev *mous if (mousedev->touch) { size = dev->absmax[ABS_X] - dev->absmin[ABS_X]; - if (size == 0) size = 256 * 2; + if (size == 0) + size = 256 * 2; + switch (code) { case ABS_X: fx(0) = value; @@ -155,18 +157,24 @@ static void mousedev_abs_event(struct input_dev *dev, struct mousedev *mousedev, switch (code) { case ABS_X: size = dev->absmax[ABS_X] - dev->absmin[ABS_X]; - if (size == 0) size = xres ? : 1; - if (value > dev->absmax[ABS_X]) value = dev->absmax[ABS_X]; - if (value < dev->absmin[ABS_X]) value = dev->absmin[ABS_X]; + if (size == 0) + size = xres ? : 1; + if (value > dev->absmax[ABS_X]) + value = dev->absmax[ABS_X]; + if (value < dev->absmin[ABS_X]) + value = dev->absmin[ABS_X]; mousedev->packet.x = ((value - dev->absmin[ABS_X]) * xres) / size; mousedev->packet.abs_event = 1; break; case ABS_Y: size = dev->absmax[ABS_Y] - dev->absmin[ABS_Y]; - if (size == 0) size = yres ? : 1; - if (value > dev->absmax[ABS_Y]) value = dev->absmax[ABS_Y]; - if (value < dev->absmin[ABS_Y]) value = dev->absmin[ABS_Y]; + if (size == 0) + size = yres ? : 1; + if (value > dev->absmax[ABS_Y]) + value = dev->absmax[ABS_Y]; + if (value < dev->absmin[ABS_Y]) + value = dev->absmin[ABS_Y]; mousedev->packet.y = yres - ((value - dev->absmin[ABS_Y]) * yres) / size; mousedev->packet.abs_event = 1; break; @@ -202,7 +210,7 @@ static void mousedev_key_event(struct mousedev *mousedev, unsigned int code, int case BTN_SIDE: index = 3; break; case BTN_4: case BTN_EXTRA: index = 4; break; - default: return; + default: return; } if (value) { @@ -285,10 +293,9 @@ static void mousedev_touchpad_touch(struct mousedev *mousedev, int value) mousedev->touch = mousedev->pkt_count = 0; mousedev->frac_dx = 0; mousedev->frac_dy = 0; - } - else - if (!mousedev->touch) - mousedev->touch = jiffies; + + } else if (!mousedev->touch) + mousedev->touch = jiffies; } static void mousedev_event(struct input_handle *handle, unsigned int type, unsigned int code, int value) @@ -327,7 +334,7 @@ static void mousedev_event(struct input_handle *handle, unsigned int type, unsig mousedev->pkt_count++; /* Input system eats duplicate events, but we need all of them * to do correct averaging so apply present one forward - */ + */ fx(0) = fx(1); fy(0) = fy(1); } @@ -346,7 +353,9 @@ static int mousedev_fasync(int fd, struct file *file, int on) { int retval; struct mousedev_list *list = file->private_data; + retval = fasync_helper(fd, file, on, &list->fasync); + return retval < 0 ? retval : 0; } @@ -507,14 +516,16 @@ static ssize_t mousedev_write(struct file * file, const char __user * buffer, si list->imexseq = 0; list->mode = MOUSEDEV_EMUL_EXPS; } - } else list->imexseq = 0; + } else + list->imexseq = 0; if (c == mousedev_imps_seq[list->impsseq]) { if (++list->impsseq == MOUSEDEV_SEQ_LEN) { list->impsseq = 0; list->mode = MOUSEDEV_EMUL_IMPS; } - } else list->impsseq = 0; + } else + list->impsseq = 0; list->ps2[0] = 0xfa; @@ -598,6 +609,7 @@ static ssize_t mousedev_read(struct file * file, char __user * buffer, size_t co static unsigned int mousedev_poll(struct file *file, poll_table *wait) { struct mousedev_list *list = file->private_data; + poll_wait(file, &list->mousedev->wait, wait); return ((list->ready || list->buffer) ? (POLLIN | POLLRDNORM) : 0) | (list->mousedev->exist ? 0 : (POLLHUP | POLLERR)); diff --git a/drivers/input/tsdev.c b/drivers/input/tsdev.c index d678d144bbf..5f9ecad2ca7 100644 --- a/drivers/input/tsdev.c +++ b/drivers/input/tsdev.c @@ -35,7 +35,7 @@ * e-mail - mail your message to . */ -#define TSDEV_MINOR_BASE 128 +#define TSDEV_MINOR_BASE 128 #define TSDEV_MINORS 32 /* First 16 devices are h3600_ts compatible; second 16 are h3600_tsraw */ #define TSDEV_MINOR_MASK 15 @@ -230,6 +230,7 @@ static ssize_t tsdev_read(struct file *file, char __user *buffer, size_t count, static unsigned int tsdev_poll(struct file *file, poll_table * wait) { struct tsdev_list *list = file->private_data; + poll_wait(file, &list->tsdev->wait, wait); return ((list->head == list->tail) ? 0 : (POLLIN | POLLRDNORM)) | (list->tsdev->exist ? 0 : (POLLHUP | POLLERR)); @@ -248,11 +249,13 @@ static int tsdev_ioctl(struct inode *inode, struct file *file, sizeof (struct ts_calibration))) retval = -EFAULT; break; + case TS_SET_CAL: if (copy_from_user (&tsdev->cal, (void __user *)arg, sizeof (struct ts_calibration))) retval = -EFAULT; break; + default: retval = -EINVAL; break; @@ -284,9 +287,11 @@ static void tsdev_event(struct input_handle *handle, unsigned int type, case ABS_X: tsdev->x = value; break; + case ABS_Y: tsdev->y = value; break; + case ABS_PRESSURE: if (value > handle->dev->absmax[ABS_PRESSURE]) value = handle->dev->absmax[ABS_PRESSURE]; @@ -307,6 +312,7 @@ static void tsdev_event(struct input_handle *handle, unsigned int type, else if (tsdev->x > xres) tsdev->x = xres; break; + case REL_Y: tsdev->y += value; if (tsdev->y < 0) @@ -323,6 +329,7 @@ static void tsdev_event(struct input_handle *handle, unsigned int type, case 0: tsdev->pressure = 0; break; + case 1: if (!tsdev->pressure) tsdev->pressure = 1; @@ -370,9 +377,8 @@ static struct input_handle *tsdev_connect(struct input_handler *handler, struct class_device *cdev; int minor, delta; - for (minor = 0; minor < TSDEV_MINORS/2 && tsdev_table[minor]; - minor++); - if (minor >= TSDEV_MINORS/2) { + for (minor = 0; minor < TSDEV_MINORS / 2 && tsdev_table[minor]; minor++); + if (minor >= TSDEV_MINORS / 2) { printk(KERN_ERR "tsdev: You have way too many touchscreens\n"); return NULL; @@ -444,22 +450,22 @@ static struct input_device_id tsdev_ids[] = { .evbit = { BIT(EV_KEY) | BIT(EV_REL) }, .keybit = { [LONG(BTN_LEFT)] = BIT(BTN_LEFT) }, .relbit = { BIT(REL_X) | BIT(REL_Y) }, - },/* A mouse like device, at least one button, two relative axes */ + }, /* A mouse like device, at least one button, two relative axes */ { .flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_KEYBIT | INPUT_DEVICE_ID_MATCH_ABSBIT, .evbit = { BIT(EV_KEY) | BIT(EV_ABS) }, .keybit = { [LONG(BTN_TOUCH)] = BIT(BTN_TOUCH) }, .absbit = { BIT(ABS_X) | BIT(ABS_Y) }, - },/* A tablet like device, at least touch detection, two absolute axes */ + }, /* A tablet like device, at least touch detection, two absolute axes */ { .flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_ABSBIT, .evbit = { BIT(EV_ABS) }, .absbit = { BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_PRESSURE) }, - },/* A tablet like device with several gradations of pressure */ + }, /* A tablet like device with several gradations of pressure */ - {},/* Terminating entry */ + {} /* Terminating entry */ }; MODULE_DEVICE_TABLE(input, tsdev_ids); -- 2.39.2