Messages in this thread | | | Date | Fri, 22 Apr 2022 16:17:36 +0200 | From | Thorsten Leemhuis <> | Subject | Re: [REGRESSION] Missing IRQ via amd_gpio |
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Hi Takashi! Thx for CCing the regression list.
On 22.04.22 15:03, Takashi Iwai wrote: > Hi, > > we received a bug report for 5.17.3 kernel showing a new error: > > amd_gpio AMDI0030:00: Failed to translate GPIO pin 0x003D to IRQ, err -517 > > Not only an error message but in practice this leads to a missing IRQ > assignment; the IRQ 27 is no longer assigned to amd_gpio driver. > > As the error number (EPROBE_DEFER) indicates, this seems to be the > side-effect of the recent fix, the upstream commit 5467801f1fcb > ("gpio: Restrict usage of GPIO chip irq members before > initialization"). As far as I understand, the problem is in > acpi_gpiochip_request_interrupts() call that is called from > gpiochip_add_irqchip() itself. Since it's called before the > initialized flag set, it always fails now. > > Below is a temporary quick fix and it seems working. But I'm not sure > whether I overlooked something obvious...
A patch that afaics will fix this hopefully should get merged really soon now:
https://lore.kernel.org/all/20220422131452.20757-1-mario.limonciello@amd.com/
See also v1:
https://lore.kernel.org/all/20220414025705.598-1-mario.limonciello@amd.com/
Ciao, Thorsten
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