public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: "Hans J. Koch" <hjk@hansjkoch.de>
To: Eli Billauer <eli.billauer@gmail.com>
Cc: linux-kernel@vger.kernel.org, arnd@arndb.de,
	gregkh@linuxfoundation.org, hjk@hansjkoch.de
Subject: Re: [PATCH v4 1/2] New driver: Xillybus generic interface for FPGA (programmable logic)
Date: Mon, 20 May 2013 23:16:31 +0200	[thread overview]
Message-ID: <20130520211631.GA18956@local> (raw)
In-Reply-To: <1368802420-26723-1-git-send-email-eli.billauer@gmail.com>

On Fri, May 17, 2013 at 05:53:39PM +0300, Eli Billauer wrote:
> This is the documentation for the Xillybus driver. It's intended for kernel
> maintainers, since actual users will most likely rely on other documentation.
> 
> It has turned out somewhat tricky to put Xillybus in one of the existing
> categories of device drivers. I placed it under drivers/uio, mainly because it
> shares the spirit of a generic driver allowing userspace programs to talk
> directly with hardware. Unlike the classic UIO devices, Xillybus' char files
> shouldn't be memory mapped, but rather used in the regular manner as streams
> of data.

In that case it simply isn't a UIO device.

> 
> This driver was previously posted under drivers/misc/. The misc device
> framework turned out to be inadequate, as the driver may create more than 100
> device files in some cases.

And that is a problem? If yes, try something else like sysfs. From your
description, this is a drivers/misc device for me.

Thanks,
Hans


  parent reply	other threads:[~2013-05-20 21:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-17 14:53 [PATCH v4 1/2] New driver: Xillybus generic interface for FPGA (programmable logic) Eli Billauer
2013-05-17 14:53 ` [PATCH v4 2/2] " Eli Billauer
2013-05-20 18:39 ` [PATCH v4 1/2] " Greg KH
2013-05-20 21:16 ` Hans J. Koch [this message]
2013-05-21 10:46   ` Eli Billauer

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=20130520211631.GA18956@local \
    --to=hjk@hansjkoch.de \
    --cc=arnd@arndb.de \
    --cc=eli.billauer@gmail.com \
    --cc=gregkh@linuxfoundation.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