Re: [PATCH] sky2: Disable MSI on Dell Inspiron 1545 and Gateway P-79

From: David Miller
Date: Mon Mar 04 2019 - 14:32:15 EST


From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
Date: Mon, 4 Mar 2019 15:00:03 +0800

> Some sky2 chips fire IRQ after S3, before the driver is fully resumed:
> [ 686.804877] do_IRQ: 1.37 No irq handler for vector
>
> This is likely a platform bug that device isn't fully quiesced during
> S3. Use MSI-X, maskable MSI or INTx can prevent this issue from
> happening.
>
> Since MSI-X and maskable MSI are not supported by this device, fallback
> to use INTx on affected platforms.
>
> BugLink: https://bugs.launchpad.net/bugs/1807259
> BugLink: https://bugs.launchpad.net/bugs/1809843
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>

Applied and queued up for -stable, thanks.