| /kernel/linux/linux-6.6/io_uring/ |
| D | poll.c | 8 #include <linux/poll.h>
20 #include "poll.h"
38 /* output value, set only if arm poll returns >0 */
90 * arming poll and wakeups.
106 /* pure poll stashes this in ->async_data, poll driven retry elsewhere */ in io_poll_get_double()
116 return &req->apoll->poll; in io_poll_get_single()
170 static void io_init_poll_iocb(struct io_poll *poll, __poll_t events) in io_init_poll_iocb() argument
172 poll->head = NULL; in io_init_poll_iocb()
175 poll->events = events | IO_POLL_UNMASK; in io_init_poll_iocb()
176 INIT_LIST_HEAD(&poll->wait.entry); in io_init_poll_iocb()
[all …]
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| /kernel/linux/linux-6.6/Documentation/userspace-api/media/v4l/ |
| D | func-poll.rst | 4 .. _func-poll:
7 V4L2 poll()
13 v4l2-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
31 With the :c:func:`poll()` function applications can suspend execution
44 On success :c:func:`poll()` returns the number of file descriptors
52 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` the :c:func:`poll()`
57 :c:func:`poll()` function succeeds and sets the ``POLLERR`` flag in
59 :c:func:`poll()` to succeed as well, but it sets the ``POLLOUT`` and
[all …]
|
| /kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/ |
| D | func-poll.rst | 4 .. _func-poll:
7 V4L2 poll()
13 v4l2-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
31 With the :c:func:`poll()` function applications can suspend execution
44 On success :c:func:`poll()` returns the number of file descriptors
52 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` the :c:func:`poll()`
57 :c:func:`poll()` function succeeds and sets the ``POLLERR`` flag in
59 :c:func:`poll()` to succeed as well, but it sets the ``POLLOUT`` and
[all …]
|
| /kernel/linux/linux-5.10/drivers/tty/vt/ |
| D | vc_screen.c | 44 #include <linux/poll.h>
89 struct vcs_poll_data *poll = in vcs_notifier() local
91 int currcons = poll->cons_num; in vcs_notifier()
112 poll->event = code; in vcs_notifier()
113 wake_up_interruptible(&poll->waitq); in vcs_notifier()
114 kill_fasync(&poll->fasync, SIGIO, fa_band); in vcs_notifier()
119 vcs_poll_data_free(struct vcs_poll_data *poll) in vcs_poll_data_free() argument
121 unregister_vt_notifier(&poll->notifier); in vcs_poll_data_free()
122 kfree(poll); in vcs_poll_data_free()
128 struct vcs_poll_data *poll = file->private_data, *kill = NULL; in vcs_poll_data_get() local
[all …]
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| /kernel/linux/linux-6.6/drivers/tty/vt/ |
| D | vc_screen.c | 44 #include <linux/poll.h>
89 struct vcs_poll_data *poll = in vcs_notifier() local
91 int currcons = poll->cons_num; in vcs_notifier()
112 poll->event = code; in vcs_notifier()
113 wake_up_interruptible(&poll->waitq); in vcs_notifier()
114 kill_fasync(&poll->fasync, SIGIO, fa_band); in vcs_notifier()
119 vcs_poll_data_free(struct vcs_poll_data *poll) in vcs_poll_data_free() argument
121 unregister_vt_notifier(&poll->notifier); in vcs_poll_data_free()
122 kfree(poll); in vcs_poll_data_free()
128 struct vcs_poll_data *poll = file->private_data, *kill = NULL; in vcs_poll_data_get() local
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/serial/ |
| D | pl011.yaml | 78 auto-poll:
83 poll-rate-ms:
85 Rate at which poll occurs when auto-poll is set.
89 poll-timeout-ms:
91 Poll timeout when auto-poll is set, default
110 poll-rate-ms: [ auto-poll ]
111 poll-timeout-ms: [ auto-poll ]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/serial/ |
| D | pl011.yaml | 82 auto-poll:
87 poll-rate-ms:
89 Rate at which poll occurs when auto-poll is set.
94 poll-timeout-ms:
96 Poll timeout when auto-poll is set, default
107 poll-rate-ms: [ auto-poll ]
108 poll-timeout-ms: [ auto-poll ]
|
| /kernel/linux/linux-6.6/Documentation/userspace-api/media/mediactl/ |
| D | request-func-poll.rst | 4 .. _request-func-poll:
7 request poll()
13 request-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
39 With the :c:func:`poll()` function applications can wait
42 On success :c:func:`poll()` returns the number of file
50 Attempting to poll for a request that is not yet queued will
56 On success, :c:func:`poll()` returns the number of
|
| /kernel/linux/linux-5.10/Documentation/userspace-api/media/mediactl/ |
| D | request-func-poll.rst | 4 .. _request-func-poll:
7 request poll()
13 request-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
39 With the :c:func:`poll()` function applications can wait
42 On success :c:func:`poll()` returns the number of file
50 Attempting to poll for a request that is not yet queued will
56 On success, :c:func:`poll()` returns the number of
|
| /kernel/linux/linux-5.10/Documentation/userspace-api/media/cec/ |
| D | cec-func-poll.rst | 4 .. _cec-func-poll:
7 cec poll()
13 cec-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
39 With the :c:func:`poll()` function applications can wait for CEC
42 On success :c:func:`poll()` returns the number of file descriptors
53 For more details see the :c:func:`poll()` manual page.
58 On success, :c:func:`poll()` returns the number structures which have
|
| /kernel/linux/linux-6.6/Documentation/userspace-api/media/cec/ |
| D | cec-func-poll.rst | 4 .. _cec-func-poll:
7 cec poll()
13 cec-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
22 .. c:function:: int poll( struct pollfd *ufds, unsigned int nfds, int timeout )
39 With the :c:func:`poll()` function applications can wait for CEC
42 On success :c:func:`poll()` returns the number of file descriptors
53 For more details see the :c:func:`poll()` manual page.
58 On success, :c:func:`poll()` returns the number structures which have
|
| /kernel/linux/linux-6.6/include/trace/events/ |
| D | scmi.h | 37 bool poll),
38 TP_ARGS(transfer_id, msg_id, protocol_id, seq, poll),
45 __field(bool, poll)
53 __entry->poll = poll;
56 TP_printk("pt=%02X msg_id=%02X seq=%04X transfer_id=%X poll=%u",
58 __entry->transfer_id, __entry->poll)
63 u32 timeout, bool poll),
64 TP_ARGS(transfer_id, msg_id, protocol_id, seq, timeout, poll),
72 __field(bool, poll)
81 __entry->poll = poll;
[all …]
|
| /kernel/linux/linux-5.10/arch/um/os-Linux/ |
| D | sigio.c | 9 #include <poll.h>
38 struct pollfd *poll; member
61 n = poll(fds->poll, fds->used, -1); in write_sigio_thread()
65 printk(UM_KERN_ERR "write_sigio_thread : poll returned " in write_sigio_thread()
69 p = &fds->poll[i]; in write_sigio_thread()
88 memmove(&fds->poll[i], &fds->poll[i + 1], in write_sigio_thread()
89 (fds->used - i) * sizeof(*fds->poll)); in write_sigio_thread()
117 memcpy(new, polls->poll, polls->used * sizeof(struct pollfd)); in need_poll()
118 kfree(polls->poll); in need_poll()
120 polls->poll = new; in need_poll()
[all …]
|
| /kernel/linux/linux-6.6/arch/um/os-Linux/ |
| D | sigio.c | 9 #include <poll.h>
38 struct pollfd *poll; member
61 n = poll(fds->poll, fds->used, -1); in write_sigio_thread()
65 printk(UM_KERN_ERR "write_sigio_thread : poll returned " in write_sigio_thread()
69 p = &fds->poll[i]; in write_sigio_thread()
88 memmove(&fds->poll[i], &fds->poll[i + 1], in write_sigio_thread()
89 (fds->used - i) * sizeof(*fds->poll)); in write_sigio_thread()
117 memcpy(new, polls->poll, polls->used * sizeof(struct pollfd)); in need_poll()
118 kfree(polls->poll); in need_poll()
120 polls->poll = new; in need_poll()
[all …]
|
| /kernel/linux/linux-6.6/include/linux/ |
| D | poll.h | 12 #include <uapi/linux/poll.h>
29 * structures and helpers for f_op->poll implementations
57 * Return true if it is guaranteed that poll will not wait. This is the case
58 * if the poll() of another file descriptor in the set got an event, so there
67 * Return the set of events that the application wants to poll for.
69 * to be started implicitly on poll(). You typically only want to do that
85 return file->f_op->poll; in file_can_poll()
90 if (unlikely(!file->f_op->poll)) in vfs_poll()
92 return file->f_op->poll(file, pt); in vfs_poll()
103 * Structures and helpers for select/poll syscall
[all …]
|
| /kernel/linux/linux-5.10/include/linux/ |
| D | poll.h | 13 #include <uapi/linux/poll.h>
35 * structures and helpers for f_op->poll implementations
55 * Return true if it is guaranteed that poll will not wait. This is the case
56 * if the poll() of another file descriptor in the set got an event, so there
65 * Return the set of events that the application wants to poll for.
67 * to be started implicitly on poll(). You typically only want to do that
83 return file->f_op->poll; in file_can_poll()
88 if (unlikely(!file->f_op->poll)) in vfs_poll()
90 return file->f_op->poll(file, pt); in vfs_poll()
101 * Structures and helpers for select/poll syscall
[all …]
|
| D | input-polldev.h | 19 * @poll: driver-supplied method that polls the device and posts
21 * @poll_interval: specifies how often the poll() method should be called.
23 * @poll_interval_max: specifies upper bound for the poll interval.
25 * @poll_interval_min: specifies lower bound for the poll interval.
39 void (*poll)(struct input_polled_dev *dev); member
|
| /kernel/linux/linux-6.6/Documentation/networking/ |
| D | napi.rst | 16 interrupts first (:ref:`busy polling<poll>`).
29 and the associated poll method. struct napi_struct holds the state
45 A disabled NAPI can't be scheduled and its poll method is guaranteed
57 napi_schedule() is the basic method of scheduling a NAPI poll.
62 Later, after NAPI is scheduled, the driver's poll method will be
69 packets driver can process in a single poll. Rx specific APIs like page
79 The poll method returns the amount of work done. If the driver still
81 the poll method should return exactly ``budget``. In that case,
86 processed) the poll method should call napi_complete_done()
104 of calls. The poll method may be called without the driver scheduling
[all …]
|
| /kernel/linux/linux-5.10/include/trace/events/ |
| D | scmi.h | 12 bool poll),
13 TP_ARGS(transfer_id, msg_id, protocol_id, seq, poll),
20 __field(bool, poll)
28 __entry->poll = poll;
31 TP_printk("transfer_id=%d msg_id=%u protocol_id=%u seq=%u poll=%u",
33 __entry->seq, __entry->poll)
|
| /kernel/linux/linux-5.10/drivers/iio/common/hid-sensors/ |
| D | hid-sensor-attributes.c | 165 st->poll.report_id, in hid_sensor_read_poll_value()
166 st->poll.index, sizeof(value), &value); in hid_sensor_read_poll_value()
171 if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_read_poll_value()
186 st->poll.report_id, in hid_sensor_read_samp_freq_value()
187 st->poll.index, sizeof(value), &value); in hid_sensor_read_samp_freq_value()
192 if (st->poll.units == HID_USAGE_SENSOR_UNITS_MILLISECOND) in hid_sensor_read_samp_freq_value()
194 else if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_read_samp_freq_value()
217 if (st->poll.units == HID_USAGE_SENSOR_UNITS_MILLISECOND) in hid_sensor_write_samp_freq_value()
219 else if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_write_samp_freq_value()
224 ret = sensor_hub_set_feature(st->hsdev, st->poll.report_id, in hid_sensor_write_samp_freq_value()
[all …]
|
| /kernel/linux/linux-6.6/drivers/iio/common/hid-sensors/ |
| D | hid-sensor-attributes.c | 160 st->poll.report_id, in hid_sensor_read_poll_value()
161 st->poll.index, sizeof(value), &value); in hid_sensor_read_poll_value()
166 if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_read_poll_value()
181 st->poll.report_id, in hid_sensor_read_samp_freq_value()
182 st->poll.index, sizeof(value), &value); in hid_sensor_read_samp_freq_value()
187 if (st->poll.units == HID_USAGE_SENSOR_UNITS_MILLISECOND) in hid_sensor_read_samp_freq_value()
189 else if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_read_samp_freq_value()
212 if (st->poll.units == HID_USAGE_SENSOR_UNITS_MILLISECOND) in hid_sensor_write_samp_freq_value()
214 else if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_write_samp_freq_value()
219 ret = sensor_hub_set_feature(st->hsdev, st->poll.report_id, in hid_sensor_write_samp_freq_value()
[all …]
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| /kernel/linux/linux-5.10/tools/testing/selftests/pidfd/ |
| D | pidfd_poll_test.c | 6 #include <poll.h>
44 ksft_print_msg("running pidfd poll test for %d iterations\n", in main()
86 nevents = poll(&fds, 1, -1); in main()
90 ksft_exit_fail_msg("%s - poll failed\n", in main()
94 ksft_exit_fail_msg("unexpected poll result: %d\n", in main()
114 ksft_test_result_pass("pidfd poll test: pass\n"); in main()
|
| /kernel/linux/linux-6.6/tools/testing/selftests/pidfd/ |
| D | pidfd_poll_test.c | 6 #include <poll.h>
44 ksft_print_msg("running pidfd poll test for %d iterations\n", in main()
86 nevents = poll(&fds, 1, -1); in main()
90 ksft_exit_fail_msg("%s - poll failed\n", in main()
94 ksft_exit_fail_msg("unexpected poll result: %d\n", in main()
114 ksft_test_result_pass("pidfd poll test: pass\n"); in main()
|
| /kernel/linux/linux-6.6/arch/arm/boot/dts/microchip/ |
| D | at91-natte.dtsi | 74 poll-interval = <20000>;
90 poll-interval = <20000>;
106 poll-interval = <20000>;
122 poll-interval = <20000>;
138 poll-interval = <20000>;
154 poll-interval = <20000>;
170 poll-interval = <20000>;
186 poll-interval = <20000>;
|
| /kernel/linux/linux-5.10/arch/arm/boot/dts/ |
| D | at91-natte.dtsi | 74 poll-interval = <20000>;
90 poll-interval = <20000>;
106 poll-interval = <20000>;
122 poll-interval = <20000>;
138 poll-interval = <20000>;
154 poll-interval = <20000>;
170 poll-interval = <20000>;
186 poll-interval = <20000>;
|