linux-gpio.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Kyle Roeschley <kyle.roeschley@ni.com>
Cc: heikki.krogerus@linux.intel.com, linus.walleij@linaro.org,
	linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pinctrl: intel: Mask interrupts on driver probe
Date: Fri, 22 Sep 2017 08:47:12 +0300	[thread overview]
Message-ID: <20170922054712.GW4630@lahna.fi.intel.com> (raw)
In-Reply-To: <20170921192003.17324-1-kyle.roeschley@ni.com>

On Thu, Sep 21, 2017 at 02:20:03PM -0500, Kyle Roeschley wrote:
> Powering off the system on Apollo Lake does not clear the interrupt
> enable registers for the GPIOs. To avoid an interrupt storm on driver
> probe, clear all interrupt enables before enabling our interrupt line.

It is up to the BIOS to set the proper mask and program the pads
accordingly. Which platform and BIOS this is?

I would rather not do this because it might cause other problems.

  reply	other threads:[~2017-09-22  5:47 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-21 19:20 [PATCH] pinctrl: intel: Mask interrupts on driver probe Kyle Roeschley
2017-09-22  5:47 ` Mika Westerberg [this message]
2017-09-22 13:39   ` Linus Walleij
2017-09-22 14:01   ` Kyle Roeschley

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=20170922054712.GW4630@lahna.fi.intel.com \
    --to=mika.westerberg@linux.intel.com \
    --cc=heikki.krogerus@linux.intel.com \
    --cc=kyle.roeschley@ni.com \
    --cc=linus.walleij@linaro.org \
    --cc=linux-gpio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.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).