public inbox for linux-scsi@vger.kernel.org
 help / color / mirror / Atom feed
From: Ben Hutchings <ben@decadent.org.uk>
To: Dan Williams <dan.j.williams@intel.com>
Cc: Intel SCU Linux support <intel-linux-scu@intel.com>,
	linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
	David Woodhouse <dwmw2@infradead.org>
Subject: Re: [RFC][PATCH linux-firmware] isci: Add firmware blob and sources
Date: Thu, 29 Dec 2011 18:04:50 +0100	[thread overview]
Message-ID: <1325178290.13595.44.camel@deadeye> (raw)
In-Reply-To: <CAA9_cmdSE7njUQgEZkA+WKP=0is3fRiaxCMvPxg7i=vgn1Auuw@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1581 bytes --]

On Sun, 2011-12-18 at 16:15 -0800, Dan Williams wrote:
> On Sun, Dec 18, 2011 at 1:25 PM, Ben Hutchings <ben@decadent.org.uk> wrote:
> > On Sun, 2011-12-18 at 10:59 -0800, Dan Williams wrote:
> >> On Sat, Dec 17, 2011 at 9:14 AM, Ben Hutchings <ben@decadent.org.uk> wrote:
[...]
> >> > ---
> >> > I'm a bit unclear on the purpose and use of isci_firmware.bin.  Is it
> >> > needed for production hardware?
> >>
> >> It's a stop gap for platforms with missing or broken oem parameters.
> >> It is meant to become vestigial once the platform revisions quiet
> >> down.
> >>
> >> > Does it need to be customised
> >> > per-system, or are module parameters sufficient for that?  (If not, why
> >> > isn't it built into the driver?)
> >>
> >> It is customized per system to meet EMI and signal integrity targets
> >> of a given platform.
> >
> > Given this, does it make sense to distribute a binary at all?
> >
> 
> It defaults to something that is reasonable for a reference platform
> and if you end up needing to customize it is easier to distribute a
> new binary then move all these settings to module parameters.  That
> said, the intent was to start using WARN_TAINT_ONCE() if it ever got
> used and phase it out once the platform support stabilized.  It was
> certainly convenient to have it in the same tree in the early days of
> the driver.  Its use should be waning now.

I have now applied and pushed this addition to linux-firmware.git.

Ben.

-- 
Ben Hutchings
Design a system any fool can use, and only a fool will want to use it.

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 828 bytes --]

      reply	other threads:[~2011-12-29 17:04 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-17 17:14 [RFC][PATCH linux-firmware] isci: Add firmware blob and sources Ben Hutchings
2011-12-18 18:59 ` Dan Williams
2011-12-18 21:25   ` Ben Hutchings
2011-12-19  0:15     ` Dan Williams
2011-12-29 17:04       ` Ben Hutchings [this message]

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=1325178290.13595.44.camel@deadeye \
    --to=ben@decadent.org.uk \
    --cc=dan.j.williams@intel.com \
    --cc=dwmw2@infradead.org \
    --cc=intel-linux-scu@intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-scsi@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