lkml.org 
[lkml]   [2016]   [Nov]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/2] PCI: Add quirk for Fintek F81504/508/512 on Skylake
Hi Peter,

On Mon, Nov 07, 2016 at 05:22:30PM +0800, Ji-Ze Hong (Peter Hong) wrote:
> We had tested Fintek F81504/508/512 PCIe-to-UART/GPIO on Intel Skylake
> platform. It's maybe flood AER correctable error interrupt and slow down
> the system boot. It's the same issue about below link:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1521173

The issue in the Launchpad report above is a bug in the PCI AER
driver. We need to fix that problem, not add quirks to avoid the
problem.

I think it's a pretty straightforward problem:
https://marc.info/?l=linux-pci&m=145140470807043

I haven't had time to fix it myself, so it'd be great if somebody
else would step up and fix it.

> and this IC will malfunctional after suspend/resume (S3, D0->D3->D0) on
> Skylake platform.
>
> The first patch will use parent AER interrupt mask to prevent generating
> correctable error interrupt, the and second will prevent the IC malfunctional
> after D3.
>
> Ji-Ze Hong (Peter Hong) (2):
> PCI: Add quirk for Fintek F81504/508/512 AER issue
> PCI: Add quirk for Fintek F81504/508/512 D3 issue
>
> drivers/pci/quirks.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++++
> include/linux/pci_ids.h | 5 +++++
> 2 files changed, 55 insertions(+)
>
> --
> 1.9.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-pci" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html

\
 
 \ /
  Last update: 2016-11-09 18:03    [W:0.047 / U:1.368 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site