| /linux-6.12.1/Documentation/driver-api/usb/ |
| D | power-management.rst | 20 * The driver interface for autosuspend and autoresume
104 device. This is called ``autosuspend`` for short. In general, a device
116 autosuspend. In fact, at the time of this writing (Linux 2.6.23) the
128 triggered within the USB stack: autosuspend and autoresume. Note that
142 ``control`` file. In 2.6.38 the ``autosuspend`` file will be deprecated
146 but only ``autosuspend`` works.)
166 autosuspend is not allowed. (Of course, system
170 allowed to autosuspend and autoresume the device.
181 before the kernel will autosuspend it (the idle-delay
182 time). The default is 2000. 0 means to autosuspend
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| /linux-6.12.1/include/linux/ |
| D | pm_runtime.h | 215 * Update the last access time of @dev used by the runtime PM autosuspend
312 * pm_runtime_idle - Conditionally set up autosuspend of a device or suspend it.
316 * set up autosuspend of @dev or suspend it (depending on whether or not
317 * autosuspend has been enabled for it).
334 * pm_runtime_autosuspend - Set up autosuspend of a device or suspend it.
337 * Set up autosuspend of @dev or suspend it (depending on whether or not
338 * autosuspend is enabled for it) without engaging its "idle check" callback.
376 * pm_request_autosuspend - Queue up autosuspend of a device.
452 * __pm_runtime_put_autosuspend - Drop device usage counter and queue autosuspend if 0.
464 * pm_runtime_put_autosuspend - Drop device usage counter and queue autosuspend if 0.
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| /linux-6.12.1/Documentation/ABI/stable/ |
| D | sysfs-bus-usb | 14 What: /sys/bus/usb/devices/.../power/autosuspend
20 power/autosuspend. This file holds the time (in seconds)
27 The autosuspend delay for newly-created devices is set to
28 the value of the usbcore.autosuspend module parameter.
69 for this interface supports autosuspend. It also
73 The file returns 0 if autosuspend support has not been
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| /linux-6.12.1/Documentation/devicetree/bindings/media/ |
| D | gpio-ir-receiver.yaml | 22 linux,autosuspend-period:
23 description: autosuspend delay time in milliseconds
41 linux,autosuspend-period = <125>;
|
| /linux-6.12.1/Documentation/ABI/obsolete/ |
| D | sysfs-bus-usb | 10 "on" means that the device is not allowed to autosuspend,
12 be honored. "auto" means the device will autosuspend
20 write "0" to power/autosuspend.
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| /linux-6.12.1/Documentation/power/ |
| D | runtime_pm.rst | 156 also respecting devices configured for autosuspend. In essence this means a
212 - timer used for scheduling (delayed) suspend and autosuspend requests
288 - indicates that the device's driver supports delayed autosuspend (see
293 - indicates that the PM core should attempt to carry out an autosuspend
297 - the delay time (in milliseconds) to be used for autosuspend
302 periods for autosuspend
333 - same as pm_runtime_suspend() except that the autosuspend delay is taken
335 not yet expired then an autosuspend is scheduled for the appropriate time
359 device when the autosuspend delay has expired; if the delay has already
509 - set the power.use_autosuspend flag, enabling autosuspend delays; call
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| /linux-6.12.1/drivers/gpu/drm/i915/ |
| D | Kconfig.profile | 28 int "Runtime autosuspend delay for userspace GGTT mmaps (ms)"
35 that complements the runtime-pm autosuspend and provides a lower
36 floor on the autosuspend delay.
39 runtime pm autosuspend delay tunable.
|
| D | intel_wakeref.h | 336 * intel_wakeref_auto: Delay the runtime-pm autosuspend
343 * characteristics. Instead, we want to tune the autosuspend based on our
347 * Pass @timeout = 0 to cancel a previous autosuspend by executing the
|
| D | intel_runtime_pm.h | 28 * Our driver uses the autosuspend delay feature, which means we'll only really
67 /* Manual runtime pm autosuspend delay for user GGTT/lmem mmaps */
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| /linux-6.12.1/Documentation/devicetree/bindings/net/nfc/ |
| D | ti,trf7970a.yaml | 17 autosuspend-delay:
20 Specify autosuspend delay in milliseconds.
94 autosuspend-delay = <30000>;
|
| /linux-6.12.1/drivers/accel/ivpu/ |
| D | ivpu_hw.c | 84 vdev->timeout.autosuspend = -1; in timeouts_init()
90 vdev->timeout.autosuspend = -1; in timeouts_init()
96 vdev->timeout.autosuspend = -1; in timeouts_init()
103 vdev->timeout.autosuspend = 10; in timeouts_init()
105 vdev->timeout.autosuspend = 100; in timeouts_init()
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| D | ivpu_pm.c | 252 ivpu_err(vdev, "NPU is not idle before autosuspend\n"); in ivpu_pm_runtime_suspend_cb()
363 delay = vdev->timeout.autosuspend; in ivpu_pm_init()
368 ivpu_dbg(vdev, PM, "Autosuspend delay = %d\n", delay); in ivpu_pm_init()
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| /linux-6.12.1/drivers/usb/core/ |
| D | driver.c | 260 * unless the driver supports autosuspend. in usb_probe_device()
361 * runtime-PM-enabled only if the driver has autosuspend support. in usb_probe_interface()
575 * runtime-PM-enabled, but only if the driver has autosuspend in usb_driver_claim_interface()
1399 * autosuspend, if an error occurs at any stage, all the interfaces
1407 * Autosuspend requests originating from a child device or an interface
1649 * This routine allows @udev to be autosuspended. An autosuspend won't
1677 * usb_autosuspend_device - delayed autosuspend of a USB device and its interfaces
1678 * @udev: the usb_device to autosuspend
1681 * @udev and wants to allow it to autosuspend. Examples would be when
1685 * interfaces are inactive then a delayed autosuspend will be attempted.
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| D | Kconfig | 109 int "Default autosuspend delay"
113 The default autosuspend delay in seconds. Can be overridden
114 with the usbcore.autosuspend command line or module parameter.
|
| /linux-6.12.1/block/ |
| D | blk-pm.c | 22 * the autosuspend delay is set to -1 to make runtime suspend impossible
24 * not need to touch other autosuspend settings.
50 * runtime PM core will try to autosuspend it some time later.
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| /linux-6.12.1/Documentation/devicetree/bindings/remoteproc/ |
| D | ti,omap-remoteproc.yaml | 135 ti,autosuspend-delay-ms:
137 Custom autosuspend delay for the remoteproc in milliseconds.
140 autosuspend behavior.
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| /linux-6.12.1/drivers/base/power/ |
| D | runtime.c | 154 * pm_runtime_autosuspend_expiration - Get a device's autosuspend-delay expiration time.
157 * Compute the autosuspend-delay expiration time based on the device's
545 * Cancel a pending idle notification, autosuspend or suspend. If
555 * flag is set and the next autosuspend-delay expiration time is in the
556 * future, schedule another autosuspend attempt.
591 * set to expire at or before the autosuspend delay, in rpm_suspend()
732 * If the callback routine failed an autosuspend, and in rpm_suspend()
734 * is a new autosuspend expiration time, automatically in rpm_suspend()
735 * reschedule another autosuspend. in rpm_suspend()
787 * optimization: If an autosuspend timer is running, leave it running in rpm_resume()
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| /linux-6.12.1/Documentation/ABI/testing/ |
| D | sysfs-devices-power | 191 contains the autosuspend delay value (in milliseconds). Some
195 period is called the autosuspend delay. Negative values will
198 1000 will cause the autosuspend timer expiration to be rounded
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| D | sysfs-bus-usb | 520 Returns 1 if the device doesn't support autosuspend.
532 What: /sys/bus/usb/devices/usbX/power/autosuspend
534 Time in milliseconds for the device to autosuspend. If the
535 value is negative, then autosuspend is prevented.
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| /linux-6.12.1/drivers/hid/usbhid/ |
| D | hid-core.c | 63 MODULE_PARM_DESC(ignoreled, "Autosuspend with active leds");
204 /* Try to wake up from autosuspend... */ in usbhid_restart_out_queue()
243 /* Try to wake up from autosuspend... */ in usbhid_restart_ctrl_queue()
289 * autosuspend refused while keys are pressed in hid_irq_in()
554 /* Prevent autosuspend following the unlink */ in __usbhid_submit_report()
575 /* Now we can allow autosuspend again */ in __usbhid_submit_report()
605 /* Prevent autosuspend following the unlink */ in __usbhid_submit_report()
626 /* Now we can allow autosuspend again */ in __usbhid_submit_report()
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| /linux-6.12.1/drivers/gpu/drm/panel/ |
| D | panel-samsung-atna33xc20.c | 196 * Purposely do a put_sync, don't use autosuspend. The panel's tcon in atana33xc20_unprepare()
200 * NOTE: we still want autosuspend for cases where we only turn on in atana33xc20_unprepare()
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| /linux-6.12.1/Documentation/devicetree/bindings/iio/proximity/ |
| D | devantech-srf04.yaml | 61 get suspended automatically (autosuspend feature).
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| /linux-6.12.1/Documentation/devicetree/bindings/spi/ |
| D | spi-pl022.yaml | 45 pl022,autosuspend-delay:
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| /linux-6.12.1/drivers/iio/adc/ |
| D | sun4i-gpadc-iio.c | 15 * This is also the reason of using autosuspend in pm_runtime. If there was no
16 * autosuspend, the thermal sensor would need X seconds after every
17 * pm_runtime_get_sync to get a value from the ADC. The autosuspend allows the
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| /linux-6.12.1/drivers/iio/accel/ |
| D | kxsd9.c | 459 * Set autosuspend to two orders of magnitude larger than the in kxsd9_common_probe()
460 * start-up time. 20ms start-up time means 2000ms autosuspend, in kxsd9_common_probe()
|