diff options
Diffstat (limited to 'drivers/input/joydev.c')
| -rw-r--r-- | drivers/input/joydev.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index b1bd6dd3228..c52bec4d053 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -286,6 +286,8 @@ static int joydev_open(struct inode *inode, struct file *file) goto err_free_client; file->private_data = client; + nonseekable_open(inode, file); + return 0; err_free_client: @@ -775,6 +777,20 @@ static void joydev_cleanup(struct joydev *joydev) input_close_device(handle); } + +static bool joydev_match(struct input_handler *handler, struct input_dev *dev) +{ + /* Avoid touchpads and touchscreens */ + if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_TOUCH, dev->keybit)) + return false; + + /* Avoid tablets, digitisers and similar devices */ + if (test_bit(EV_KEY, dev->evbit) && test_bit(BTN_DIGI, dev->keybit)) + return false; + + return true; +} + static int joydev_connect(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id) { @@ -894,22 +910,6 @@ static void joydev_disconnect(struct input_handle *handle) put_device(&joydev->dev); } -static const struct input_device_id joydev_blacklist[] = { - { - .flags = INPUT_DEVICE_ID_MATCH_EVBIT | - INPUT_DEVICE_ID_MATCH_KEYBIT, - .evbit = { BIT_MASK(EV_KEY) }, - .keybit = { [BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH) }, - }, /* Avoid itouchpads and touchscreens */ - { - .flags = INPUT_DEVICE_ID_MATCH_EVBIT | - INPUT_DEVICE_ID_MATCH_KEYBIT, - .evbit = { BIT_MASK(EV_KEY) }, - .keybit = { [BIT_WORD(BTN_DIGI)] = BIT_MASK(BTN_DIGI) }, - }, /* Avoid tablets, digitisers and similar devices */ - { } /* Terminating entry */ -}; - static const struct input_device_id joydev_ids[] = { { .flags = INPUT_DEVICE_ID_MATCH_EVBIT | @@ -936,13 +936,13 @@ MODULE_DEVICE_TABLE(input, joydev_ids); static struct input_handler joydev_handler = { .event = joydev_event, + .match = joydev_match, .connect = joydev_connect, .disconnect = joydev_disconnect, .fops = &joydev_fops, .minor = JOYDEV_MINOR_BASE, .name = "joydev", .id_table = joydev_ids, - .blacklist = joydev_blacklist, }; static int __init joydev_init(void) |