public inbox for linux-arm-kernel@lists.infradead.org
 help / color / mirror / Atom feed
From: Mark Brown <broonie@kernel.org>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
	Lino Sanfilippo <LinoSanfilippo@gmx.de>,
	rjui@broadcom.com, sbranden@broadcom.com,
	bcm-kernel-feedback-list@broadcom.com, nsaenz@kernel.org,
	linux-spi@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, p.rosenberger@kunbus.com,
	linux-integrity@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] spi: bcm2835: do not unregister controller in shutdown handler
Date: Mon, 4 Oct 2021 18:27:29 +0100	[thread overview]
Message-ID: <YVs5gT1rj9HiAW5p@sirena.org.uk> (raw)
In-Reply-To: <20211004171301.GA3544071@ziepe.ca>


[-- Attachment #1.1: Type: text/plain, Size: 352 bytes --]

On Mon, Oct 04, 2021 at 02:13:01PM -0300, Jason Gunthorpe wrote:

> I'm kind of surprised a scheme like this didn't involve a FW call
> after Linux is done with the CPUs to quiet all the HW and let it
> sleep, I've built things that way before at least.

That's a *lot* of code to put in firmware if you can't physically power
most of the system down.

[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]

[-- Attachment #2: Type: text/plain, Size: 176 bytes --]

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2021-10-04 17:29 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-28 19:56 [PATCH] spi: bcm2835: do not unregister controller in shutdown handler Lino Sanfilippo
2021-09-28 20:08 ` Mark Brown
2021-09-29  8:38   ` Aw: " Lino Sanfilippo
2021-10-01 17:54 ` Mark Brown
2021-10-03 15:25   ` Lino Sanfilippo
2021-10-04 12:49     ` Mark Brown
2021-10-04 13:17       ` Jason Gunthorpe
2021-10-04 14:12         ` Mark Brown
2021-10-04 15:44           ` Jason Gunthorpe
2021-10-04 16:31             ` Mark Brown
2021-10-04 16:36               ` Florian Fainelli
2021-10-04 16:51                 ` Jason Gunthorpe
2021-10-04 16:55                   ` Florian Fainelli
2021-10-04 17:13                     ` Jason Gunthorpe
2021-10-04 17:27                       ` Mark Brown [this message]
2021-10-04 17:35                         ` Jason Gunthorpe
2021-10-04 17:44                         ` Florian Fainelli
2021-10-04 17:56                           ` Mark Brown
2021-10-04 17:05                   ` Mark Brown
2021-10-04 16:52                 ` Mark Brown
2021-10-04 16:57                   ` Florian Fainelli
2021-10-04 18:30             ` Lino Sanfilippo
2021-10-04 18:37               ` Jason Gunthorpe

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=YVs5gT1rj9HiAW5p@sirena.org.uk \
    --to=broonie@kernel.org \
    --cc=LinoSanfilippo@gmx.de \
    --cc=bcm-kernel-feedback-list@broadcom.com \
    --cc=f.fainelli@gmail.com \
    --cc=jgg@ziepe.ca \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-integrity@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rpi-kernel@lists.infradead.org \
    --cc=linux-spi@vger.kernel.org \
    --cc=nsaenz@kernel.org \
    --cc=p.rosenberger@kunbus.com \
    --cc=rjui@broadcom.com \
    --cc=sbranden@broadcom.com \
    --cc=stable@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