All of lore.kernel.org
 help / color / mirror / Atom feed
From: Chris Chiu <chiu@endlessm.com>
To: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	linux-gpio@vger.kernel.org,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Linux Upstreaming Team <linux@endlessm.com>
Subject: Re: [PATCH] pinctrl: intel: save HOSTSW_OWN register over suspend/resume
Date: Thu, 23 Nov 2017 20:24:05 +0800	[thread overview]
Message-ID: <CAB4CAwcGU7BAWmvyFtxHdTVHmBAkUmpn1fdKt8DLvU_3ZSekfA@mail.gmail.com> (raw)
In-Reply-To: <20171121120422.GR22431@lahna.fi.intel.com>

On Tue, Nov 21, 2017 at 8:04 PM, Mika Westerberg
<mika.westerberg@linux.intel.com> wrote:
> On Tue, Nov 21, 2017 at 07:54:26PM +0800, Chris Chiu wrote:
>> Yup, I checked the value of the corresponded pin. It shows following before
>> suspend
>> pin 18 (GPIO_18) GPIO 0x40800102 0x00024075
>>
>> Then after resume
>> pin 18 (GPIO_18) GPIO 0x40800102 0x00024075 [ACPI]
>
> OK, so ownership is changed to ACPI.
>
>> What else register do you suggest me to compare? The PADCFG2 is invalid
>
> It's fine APL does not have PADCFG2.
>
> Hmm, I don't understand how this can work in Windows either. The Windows
> people told me that they don't save and restore anything else than
> padcfg registers + ie. If the ownership is changed to ACPI it means you
> don't get interrupts anymore (only GPEs) and that applies to Windows as
> well.

Thanks for your confirmation. I've pushed this back to ASUS. They told me
there's a new official BIOS released, of course they don't know
whether if it helps
or not. I then upgraded it and the problem is gone. So it's truly a
BIOS but as you
said. Thanks for your help.

Chris

  reply	other threads:[~2017-11-23 12:24 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-14 10:41 [PATCH] pinctrl: intel: save HOSTSW_OWN register over suspend/resume Chris Chiu
     [not found] ` <20171115080446.GY17200@lahna.fi.intel.com>
2017-11-15  8:08   ` Chris Chiu
2017-11-15 10:13     ` Mika Westerberg
2017-11-15 10:19       ` Chris Chiu
2017-11-16 12:44         ` Mika Westerberg
2017-11-16 13:27           ` Chris Chiu
2017-11-17  6:49             ` Mika Westerberg
2017-11-17  8:11               ` Chris Chiu
2017-11-21 10:52                 ` Mika Westerberg
2017-11-21 11:54                   ` Chris Chiu
2017-11-21 12:04                     ` Mika Westerberg
2017-11-23 12:24                       ` Chris Chiu [this message]
2017-11-23 12:43                         ` Mika Westerberg
2019-03-27  8:22                       ` Daniel Drake
2019-03-27 17:29                         ` Mika Westerberg
2019-03-28  8:28                           ` Mika Westerberg
2019-03-28  9:17                           ` Andy Shevchenko
2019-03-28  9:38                             ` Daniel Drake
2019-03-28 12:19                               ` Chris Chiu
2019-03-28 12:34                                 ` Mika Westerberg
2019-03-29  8:38                                   ` Chris Chiu
2019-04-01  7:49                                     ` Mika Westerberg
2019-04-01 10:41                                       ` Chris Chiu
2019-04-01 12:22                                         ` Andy Shevchenko
2019-04-02  6:16                                           ` Chris Chiu
2019-04-02 11:58                                             ` Andy Shevchenko
2019-04-03  7:06                                               ` Chris Chiu
2019-04-03 13:06                                                 ` Andy Shevchenko
2019-04-04 13:06                                                   ` Chris Chiu
2019-04-04 13:59                                                     ` Andy Shevchenko

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=CAB4CAwcGU7BAWmvyFtxHdTVHmBAkUmpn1fdKt8DLvU_3ZSekfA@mail.gmail.com \
    --to=chiu@endlessm.com \
    --cc=heikki.krogerus@linux.intel.com \
    --cc=linus.walleij@linaro.org \
    --cc=linux-gpio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@endlessm.com \
    --cc=mika.westerberg@linux.intel.com \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.