Home
last modified time | relevance | path

Searched refs:poll (Results 1 – 25 of 1103) sorted by relevance

12345678910>>...45

/linux-6.15/io_uring/
H A Dpoll.c118 return &req->apoll->poll; in io_poll_get_single()
133 poll->head = NULL; in io_init_poll_iocb()
148 poll->head = NULL; in io_poll_remove_entry()
334 struct io_poll *poll; in io_poll_task_func() local
420 poll->head = NULL; in io_poll_wake()
483 poll = kmalloc(sizeof(*poll), GFP_ATOMIC); in __io_queue_proc()
484 if (!poll) { in __io_queue_proc()
494 kfree(poll); in __io_queue_proc()
497 *poll_ptr = poll; in __io_queue_proc()
504 poll->head = head; in __io_queue_proc()
[all …]
/linux-6.15/drivers/tty/vt/
H A Dvc_screen.c122 kfree(poll); in vcs_poll_data_free()
130 if (poll) in vcs_poll_data_get()
131 return poll; in vcs_poll_data_get()
133 poll = kzalloc(sizeof(*poll), GFP_KERNEL); in vcs_poll_data_get()
134 if (!poll) in vcs_poll_data_get()
149 kfree(poll); in vcs_poll_data_get()
166 kill = poll; in vcs_poll_data_get()
173 return poll; in vcs_poll_data_get()
717 if (poll) { in vcs_poll()
744 if (!poll) in vcs_fasync()
[all …]
/linux-6.15/Documentation/userspace-api/media/v4l/
H A Dfunc-poll.rst4 .. _func-poll:
7 V4L2 poll()
13 v4l2-poll - Wait for some event on a file descriptor
20 #include <sys/poll.h>
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()`
64 :c:func:`poll()` will return.
80 the ``events`` field), then :c:func:`poll()` will *not* start
82 just poll for events and not for buffers.
[all …]
/linux-6.15/Documentation/userspace-api/media/mediactl/
H A Drequest-func-poll.rst4 .. _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
/linux-6.15/include/trace/events/
H A Dscmi.h39 bool poll),
40 TP_ARGS(transfer_id, msg_id, protocol_id, seq, poll),
47 __field(bool, poll)
55 __entry->poll = poll;
60 __entry->transfer_id, __entry->poll)
65 u32 timeout, bool poll),
66 TP_ARGS(transfer_id, msg_id, protocol_id, seq, timeout, poll),
74 __field(bool, poll)
83 __entry->poll = poll;
88 __entry->transfer_id, __entry->timeout, __entry->poll)
/linux-6.15/Documentation/devicetree/bindings/serial/
H A Dpl011.yaml78 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
113 poll-rate-ms: [ auto-poll ]
114 poll-timeout-ms: [ auto-poll ]
/linux-6.15/Documentation/userspace-api/media/cec/
H A Dcec-func-poll.rst4 .. _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
/linux-6.15/drivers/iio/common/hid-sensors/
H A Dhid-sensor-attributes.c164 st->poll.report_id, in hid_sensor_read_poll_value()
165 st->poll.index, sizeof(value), &value); in hid_sensor_read_poll_value()
170 if (st->poll.units == HID_USAGE_SENSOR_UNITS_SECOND) in hid_sensor_read_poll_value()
185 st->poll.report_id, in hid_sensor_read_samp_freq_value()
186 st->poll.index, sizeof(value), &value); in hid_sensor_read_samp_freq_value()
224 st->poll.index, sizeof(value), &value); in hid_sensor_write_samp_freq_value()
229 st->poll.report_id, in hid_sensor_write_samp_freq_value()
230 st->poll.index, sizeof(value), &value); in hid_sensor_write_samp_freq_value()
447 &st->poll); in hid_sensor_get_reporting_interval()
449 if (st->poll.units == 0) in hid_sensor_get_reporting_interval()
[all …]
/linux-6.15/arch/arm/boot/dts/microchip/
H A Dat91-natte.dtsi74 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>;
/linux-6.15/drivers/input/misc/
H A Dwm831x-on.c45 int poll, ret; in wm831x_poll_on() local
49 poll = !(ret & WM831X_ON_PIN_STS); in wm831x_poll_on()
51 input_report_key(wm831x_on->dev, KEY_POWER, poll); in wm831x_poll_on()
55 poll = 1; in wm831x_poll_on()
58 if (poll) in wm831x_poll_on()
/linux-6.15/sound/core/
H A Dmisc.c92 int poll; member
110 kill_fasync(&fasync->fasync, fasync->signal, fasync->poll); in snd_fasync_work_fn()
147 void snd_kill_fasync(struct snd_fasync *fasync, int signal, int poll) in snd_kill_fasync() argument
155 fasync->poll = poll; in snd_kill_fasync()
/linux-6.15/Documentation/translations/zh_CN/accounting/
H A Dpsi.rst63 用户可注册触发器，通过poll()监控资源压力是否超过门限。
69 所打开的文件描述符用于等待事件，可使用select()、poll()、epoll()。
102 #include <poll.h>
128 n = poll(&fds, 1, -1);
130 printf("poll error: %s\n", strerror(errno));
/linux-6.15/kernel/
H A Dutsname_sysctl.c65 proc_sys_poll_notify(table->poll); in proc_do_uts_string()
113 .poll = &hostname_poll,
121 .poll = &domainname_poll,
134 proc_sys_poll_notify(table->poll); in uts_proc_notify()
/linux-6.15/tools/testing/selftests/powerpc/nx-gzip/
H A Dgzip_vas.c137 long poll = 0; in nx_wait_for_csb() local
153 ++poll; in nx_wait_for_csb()
167 if (poll > CSB_MAX_POLL) in nx_wait_for_csb()
186 (int) poll); in nx_wait_for_csb()
188 (int) poll); in nx_wait_for_csb()
/linux-6.15/drivers/input/
H A Dinput-poller.c16 void (*poll)(struct input_dev *dev); member
42 poller->poll(poller->input); in input_dev_poller_work()
58 poller->poll(poller->input); in input_dev_poller_start()
87 poller->poll = poll_fn; in input_setup_polling()
178 static DEVICE_ATTR(poll, 0644,
/linux-6.15/drivers/dma-buf/
H A Ddma-buf.c223 struct dma_buf *dmabuf = container_of(dcb->poll, struct dma_buf, poll); in dma_buf_poll_cb()
226 spin_lock_irqsave(&dcb->poll->lock, flags); in dma_buf_poll_cb()
227 wake_up_locked_poll(dcb->poll, dcb->active); in dma_buf_poll_cb()
266 poll_wait(file, &dmabuf->poll, poll); in dma_buf_poll()
278 spin_lock_irq(&dmabuf->poll.lock); in dma_buf_poll()
283 spin_unlock_irq(&dmabuf->poll.lock); in dma_buf_poll()
301 spin_lock_irq(&dmabuf->poll.lock); in dma_buf_poll()
306 spin_unlock_irq(&dmabuf->poll.lock); in dma_buf_poll()
530 .poll = dma_buf_poll,
672 init_waitqueue_head(&dmabuf->poll); in dma_buf_export()
[all …]
/linux-6.15/Documentation/networking/
H A Dnapi.rst16 interrupts first (:ref:`busy polling<poll>`).
29 and the associated poll method. struct napi_struct holds the state
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
81 the poll method should return exactly ``budget``. In that case,
86 processed) the poll method should call napi_complete_done()
106 it's not guaranteed that the poll method will be called, even
376 to defer IRQs after busy poll has found no data.
409 1) hardirq -> softirq -> napi poll; basic interrupt delivery
410 2) timer -> softirq -> napi poll; deferred irq processing
[all …]
/linux-6.15/drivers/vhost/
H A Dvhost.c160 poll->wqh = wqh; in vhost_poll_func()
195 poll->mask = mask; in vhost_poll_init()
196 poll->dev = dev; in vhost_poll_init()
197 poll->wqh = NULL; in vhost_poll_init()
198 poll->vq = vq; in vhost_poll_init()
210 if (poll->wqh) in vhost_poll_start()
217 vhost_poll_stop(poll); in vhost_poll_start()
229 if (poll->wqh) { in vhost_poll_stop()
230 remove_wait_queue(poll->wqh, &poll->wait); in vhost_poll_stop()
231 poll->wqh = NULL; in vhost_poll_stop()
[all …]
H A Dnet.c406 vhost_poll_queue(&vq->poll); in vhost_zerocopy_complete()
431 struct vhost_poll *poll = n->poll + (nvq - n->vqs); in vhost_net_disable_vq() local
434 vhost_poll_stop(poll); in vhost_net_disable_vq()
442 struct vhost_poll *poll = n->poll + (nvq - n->vqs); in vhost_net_enable_vq() local
516 vhost_poll_queue(&vq->poll); in vhost_net_busy_poll_try_queue()
519 vhost_poll_queue(&vq->poll); in vhost_net_busy_poll_try_queue()
773 vhost_poll_queue(&vq->poll); in handle_tx_copy()
867 vhost_poll_queue(&vq->poll); in handle_tx_zerocopy()
1228 vhost_poll_queue(&vq->poll); in handle_rx()
1239 poll.work); in handle_tx_kick()
[all …]
H A Dvhost.h53 void vhost_poll_init(struct vhost_poll *poll, vhost_work_fn_t fn,
56 int vhost_poll_start(struct vhost_poll *poll, struct file *file);
57 void vhost_poll_stop(struct vhost_poll *poll);
58 void vhost_poll_queue(struct vhost_poll *poll);
97 struct vhost_poll poll; member
/linux-6.15/drivers/media/mc/
H A Dmc-devnode.c95 struct poll_table_struct *poll) in media_poll() argument
101 if (!devnode->fops->poll) in media_poll()
103 return devnode->fops->poll(filp, poll); in media_poll()
206 .poll = media_poll,
/linux-6.15/drivers/isdn/mISDN/
H A Ddsp_core.c167 static int poll; variable
1127 dsp_poll = poll; in dsp_init()
1141 dsp_tics = poll * HZ / 8000; in dsp_init()
1145 "%d HZ.\n", poll, HZ); in dsp_init()
1150 poll = 8; in dsp_init()
1151 while (poll <= MAX_POLL) { in dsp_init()
1152 tics = (poll * HZ) / 8000; in dsp_init()
1153 if (tics * 8000 == poll * HZ) { in dsp_init()
1155 dsp_poll = poll; in dsp_init()
1156 if (poll >= 64) in dsp_init()
[all …]
/linux-6.15/drivers/pci/hotplug/
H A Dcpcihp_zt5550.c42 static bool poll; variable
201 if (!poll) { in zt5550_hc_init_one()
308 module_param(poll, bool, 0644);
309 MODULE_PARM_DESC(poll, "#ENUM polling mode enabled or not");
/linux-6.15/include/linux/
H A Dsysctl.h120 static inline void *proc_sys_poll_event(struct ctl_table_poll *poll) in proc_sys_poll_event() argument
122 return (void *)(unsigned long)atomic_read(&poll->event); in proc_sys_poll_event()
139 struct ctl_table_poll *poll; member
215 void proc_sys_poll_notify(struct ctl_table_poll *poll);
/linux-6.15/drivers/firmware/arm_scmi/
H A Dperf.c692 u32 domain, u32 level, bool poll) in scmi_perf_msg_level_set() argument
702 t->hdr.poll_completion = poll; in scmi_perf_msg_level_set()
715 bool poll) in __scmi_perf_level_set() argument
731 u32 domain, u32 level, bool poll) in scmi_perf_level_set() argument
756 u32 domain, u32 *level, bool poll) in scmi_perf_msg_level_get() argument
766 t->hdr.poll_completion = poll; in scmi_perf_msg_level_get()
779 bool poll) in __scmi_perf_level_get() argument
792 u32 domain, u32 *level, bool poll) in scmi_perf_level_get() argument
801 ret = __scmi_perf_level_get(ph, dom, level, poll); in scmi_perf_level_get()
946 unsigned long freq, bool poll) in scmi_dvfs_freq_set() argument
[all …]

12345678910>>...45