From: Keith Busch <keith.busch@intel.com>
To: Sinan Kaya <okaya@codeaurora.org>
Cc: Bjorn Helgaas <helgaas@kernel.org>,
linux-pci@vger.kernel.org, Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: [PATCH 2/2] pci: Add ignore indicator quirk for devices
Date: Tue, 23 Aug 2016 15:23:31 -0400 [thread overview]
Message-ID: <20160823192330.GA10866@localhost.localdomain> (raw)
In-Reply-To: <eed69a47-633b-0c0c-e5c1-663bf37a9ec3@codeaurora.org>
On Tue, Aug 23, 2016 at 01:14:03PM -0400, Sinan Kaya wrote:
> On 8/23/2016 1:10 PM, Keith Busch wrote:
> > It's superficially related to pciehp only because that's the only module
> > that touches Slot Control, and this particular hardware interprets
> > pciehp's control commands differently than the specification.
> >
> > Since the hardware can't be changed, is there any guidance you can
> > recommend we follow to appropriately fence off pciehp from attention and
> > power indicator control? I initially attempted the least invasive method,
> > but I'm happy to explore other possibilities.
>
> Most other non-standard HW require an LED driver for hotplug in the kernel.
> IBM has one. It sound like you need another one.
We'd still need to fence off pciehp from LED control since it manipulates
these in response to hot plug events handled by that driver.
next prev parent reply other threads:[~2016-08-23 19:23 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-08 20:19 [PATCH 1/2] pci: add option to ignore slot capabilities Keith Busch
2016-08-08 20:19 ` [PATCH 2/2] pci: Add ignore indicator quirk for devices Keith Busch
2016-08-15 17:40 ` Bjorn Helgaas
2016-08-15 19:23 ` Keith Busch
2016-08-15 19:50 ` Bjorn Helgaas
2016-08-15 22:35 ` Keith Busch
2016-08-16 3:03 ` Bjorn Helgaas
2016-08-17 21:37 ` Bjorn Helgaas
2016-08-17 23:09 ` Keith Busch
2016-08-18 19:56 ` Bjorn Helgaas
2016-08-18 22:46 ` Keith Busch
2016-08-22 16:55 ` Bjorn Helgaas
2016-08-22 21:15 ` Keith Busch
2016-08-23 13:39 ` Bjorn Helgaas
2016-08-23 17:10 ` Keith Busch
2016-08-23 17:14 ` Sinan Kaya
2016-08-23 19:23 ` Keith Busch [this message]
2016-08-23 19:52 ` Bjorn Helgaas
2016-08-23 20:44 ` Keith Busch
2016-08-23 20:02 ` Bjorn Helgaas
2016-08-24 17:33 ` Keith Busch
2016-08-13 0:03 ` [PATCH 1/2] pci: add option to ignore slot capabilities Sean O. Stalley
2016-08-13 0:58 ` Keith Busch
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160823192330.GA10866@localhost.localdomain \
--to=keith.busch@intel.com \
--cc=bhelgaas@google.com \
--cc=helgaas@kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=okaya@codeaurora.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).