ACK: [PATCH 0/1][SRU][OEM-5.14/OEM-5.17/Jammy] gpio: Request interrupts after IRQ is initialized

[Tim Gardner]

Acked-by: Tim Gardner <tim.gardner at canonical.com>

On 5/4/22 11:18, You-Sheng Yang wrote:
> From: "You-Sheng Yang (vicamo)" <vicamo.yang at canonical.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/1971597
> 
> [Impact]
> 
> Failed to initialize gpio on AMD Barcelo/Rembrandt platforms:
> 
>    amd_gpio AMDI0030:00: Failed to translate GPIO pin 0x0000 to IRQ, err -517
>    amd_gpio AMDI0030:00: Failed to translate GPIO pin 0x002C to IRQ, err -517
>    amd_gpio AMDI0030:00: Failed to translate GPIO pin 0x003D to IRQ, err -517
>    [ .. more of the same .. ]
> 
> [Fix]
> 
> Commit 06fb4ecfeac7 ("gpio: Request interrupts after IRQ is
> initialized") in v5.18-rc4 fixes this issue and has been CC stable to
> v5.17.5, v5.15.37.
> 
> [Test Case]
> 
> Apply and reboot to check gpio init messages.
> 
> [Where problems could occur]
> 
> No.
> 
> [Other Info]
> 
> This affects kernels with commit 5467801f1fcb ("gpio: Restrict usage of
> GPIO chip irq members before initialization") back ported. Unstable has
> been rebased to v5.18-rc5, so it has this fix already.
> 
> Mario Limonciello (1):
>    gpio: Request interrupts after IRQ is initialized
> 
>   drivers/gpio/gpiolib.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 

-- 
-----------
Tim Gardner
Canonical, Inc