Irqf_no_suspend irqf_oneshot
WebOn Thu, 2010-07-29 at 11:16 +0100, Ian Campbell wrote: > A small number of users of IRQF_TIMER are using it for the implied no > suspend behaviour on interrupts which are not timer interrupts. > Therefore add a new IRQF_NO_SUSPEND flag, rename IRQF_TIMER to > __IRQF_TIMER and redefine IRQF_TIMER in terms of these new flags. > Signed-off-by: Ian … WebAug 23, 2012 · Author: Fengguang Wu Generated by: scripts/coccinelle/misc/irqf_oneshot.cocci ERROR: Threaded IRQ with no primary handler requested without ...
Irqf_no_suspend irqf_oneshot
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WebThe driver handles wakeup irq correctly using device_init_wakeup and enable_irq_wake. There's no need to use IRQF_NO_SUSPEND while registering the interrupt. This patch removes the use of IRQF_NO_SUSPEND flag. WebMar 10, 2024 · Elixir Cross Referencer - Explore source code in your browser - Particularly useful for the Linux kernel and other low-level projects in C/C++ (bootloaders, C ...
Web- IRQF_NO_SUSPEND IRQF_ONESHOT, + ds1343_thread, IRQF_ONESHOT, "ds1343", priv); if (res) {priv->irq = -1; dev_err(&spi->dev, "unable to request irq for rtc ds1343\n");} else {- … WebNov 4, 2024 · Sorted by: 3. It is because "xuartps" has already requested the IRQ number and did not request it to be shared. Extracts from __setup_irq () in "kernel/irq/manage.c": /* * If …
WebElixir Cross Referencer - Explore source code in your browser - Particularly useful for the Linux kernel and other low-level projects in C/C++ (bootloaders, C ... WebNov 4, 2024 · In order for the IRQ to be shared, one of the conditions above is that both the old and the new handlers need to request the IRQ with the IRQF_SHARED flag. However, drivers should only set IRQF_SHARED if the underlying interrupt is supposed to be shareable; for example: all PCI interrupts are shareable and drivers for PCI devices should request ...
WebAdd a new flag IRQF_ONESHOT which allows drivers to request that the interrupt is not unmasked after the hard interrupt context handler has been executed and the thread has …
Web* IRQF_COND_SUSPEND - If the IRQ is shared with a NO_SUSPEND user, execute this* interrupt handler after suspending interrupts. For system* wakeup devices users need to … easy crocheted slippers youtubeWebJul 28, 2014 · Subject: irq / PM: Fix IRQF_NO_SUSPEND problem with shared interrupts Since __disable_irq() only checks IRQF_NO_SUSPEND for the first irqaction in a given irq_desc, that value of that bit for the first irqaction affects all of the other irqactions sharing the interrupt with it. This is problematic in two cases. cups yogurt yonkers new yorkWebOct 2, 2024 · IRQF_ONESHOT was added to this driver to make sure the irq was not enabled again until the thread part of the irq had finished doing its job. Doing so upsets RT because, under RT, the hardirq part of the irq handler is not migrated to a thread if the irq is claimed with IRQF_ONESHOT. In this case, it has been reported to eventually trigger a ... easy crocheted hatsWebIRQF NO SUSPEND Do not disable this IRQ during suspension. There are interrupts that can legitimately trigger during the entire system suspend-resume cycle, including the “noirq” phases of suspending and resuming devices, as well as during the time when no-boot CPUs are taken offline and brought back online. cup system agWeb* Re: [PATCH] extcon: max77693: Add extra IRQF_ONESHOT 2024-07-25 7:23 ` Krzysztof Kozlowski @ 2024-07-26 8:37 ` Gomonovych, Vasyl 0 siblings, 0 replies; 3+ messages in … easy crochet flower for headbandWebApr 28, 2024 · This means that whoever wrote the code for that driver decided not to use IRQF_SHARED, and therefore you cannot request it, even if you specify that flag. Use another number to request a different interrupt line, or avoid loading the driver that takes exclusive control of that line. cup symbol copy and pasteWeb* @no_suspend_depth: number of irqactions on a irq descriptor with * IRQF_NO_SUSPEND set * @force_resume_depth: number of irqactions on a irq descriptor with * IRQF_FORCE_RESUME set * @rcu: rcu head for delayed free * @kobj: kobject used to represent this struct in sysfs * @request_mutex: mutex to protect request/free before … cups world