Lines Matching +full:input +full:- +full:only
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Support for polling mode for input devices.
7 #include <linux/input.h>
13 #include "input-poller.h"
22 struct input_dev *input;
30 delay = msecs_to_jiffies(poller->poll_interval);
34 queue_delayed_work(system_freezable_wq, &poller->work, delay);
42 poller->poll(poller->input);
48 if (!poller->poll_interval)
49 poller->poll_interval = 500;
50 if (!poller->poll_interval_max)
51 poller->poll_interval_max = poller->poll_interval;
56 /* Only start polling if polling is enabled */
57 if (poller->poll_interval > 0) {
58 poller->poll(poller->input);
65 cancel_delayed_work_sync(&poller->work);
77 * printed backtrace as knowing what instance of input
80 dev_err(dev->dev.parent ?: &dev->dev,
82 return -ENOMEM;
85 INIT_DELAYED_WORK(&poller->work, input_dev_poller_work);
86 poller->input = dev;
87 poller->poll = poll_fn;
89 dev->poller = poller;
96 if (!dev->poller) {
97 dev_err(dev->dev.parent ?: &dev->dev,
108 dev->poller->poll_interval = interval;
115 dev->poller->poll_interval_min = interval;
122 dev->poller->poll_interval_max = interval;
128 if (!dev->poller)
129 return -EINVAL;
131 return dev->poller->poll_interval;
141 struct input_dev *input = to_input_dev(dev);
143 return sprintf(buf, "%d\n", input->poller->poll_interval);
150 struct input_dev *input = to_input_dev(dev);
151 struct input_dev_poller *poller = input->poller;
159 if (interval < poller->poll_interval_min)
160 return -EINVAL;
162 if (interval > poller->poll_interval_max)
163 return -EINVAL;
165 guard(mutex)(&input->mutex);
167 poller->poll_interval = interval;
169 if (input_device_enabled(input)) {
170 cancel_delayed_work_sync(&poller->work);
171 if (poller->poll_interval > 0)
184 struct input_dev *input = to_input_dev(dev);
186 return sprintf(buf, "%d\n", input->poller->poll_interval_max);
194 struct input_dev *input = to_input_dev(dev);
196 return sprintf(buf, "%d\n", input->poller->poll_interval_min);
205 struct input_dev *input = to_input_dev(dev);
207 return input->poller ? attr->mode : 0;