From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Arjan van de Ven <arjan@infradead.org>
Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH 01/19] pci: introduce an pci_ioremap(pdev, barnr) function
Date: Thu, 2 Oct 2008 11:53:40 -0700 [thread overview]
Message-ID: <200810021153.40722.jbarnes@virtuousgeek.org> (raw)
In-Reply-To: <20080928163611.3df8a9e0@infradead.org>
On Sunday, September 28, 2008 4:36 pm Arjan van de Ven wrote:
> The patch below introduces a pci_ioremap() function that should make it
> easier for driver authors to do the right thing for the simple, common
> case.
>
> There's also 18 patches that introduce users of this; to reduce lkml noise
> I've only stuck them in a git tree at
> git://git.kernel.org/pub/scm/linux/kernel/git/arjan/linux-2.6-pci_ioremap.g
>it
> (http://git.kernel.org/?p=linux/kernel/git/arjan/linux-2.6-pci_ioremap.git;
>a=summary)
>
>
> From fef1dd836bc7dc07962a0ae4019af9efd373c76f Mon Sep 17 00:00:00 2001
> From: Arjan van de Ven <arjan@linux.intel.com>
> Date: Fri, 26 Sep 2008 16:34:52 -0700
> Subject: [PATCH 01/19] pci: introduce an pci_ioremap(pdev, barnr) function
>
> A common thing in many PCI drivers is to ioremap() an entire bar.
> This is a slightly fragile thing right now, needing both an address and a
> size, and many driver writers do.. various things there.
>
> This patch introduces an pci_ioremap() function taking just a PCI device
> struct and the bar number as arguments, and figures this all out itself, in
> one place. In addition, we can add various sanity checks to this function
> (the patch already checks to make sure that the bar in question really is a
> MEM bar; few to no drivers do that sort of thing).
>
> Hopefully with this type of API we get less chance of mistakes in drivers
> with ioremap() operations.
>
> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Applied to my linux-next branch, thanks. I assume you'll have Linus pull the
driver updates later?
Thanks,
Jesse
next prev parent reply other threads:[~2008-10-02 18:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-28 23:36 [PATCH 01/19] pci: introduce an pci_ioremap(pdev, barnr) function Arjan van de Ven
2008-09-29 17:02 ` Rolf Eike Beer
2008-09-29 17:20 ` Jesse Barnes
2008-09-29 17:45 ` Alan Cox
2008-09-29 18:15 ` Arjan van de Ven
2008-09-29 18:26 ` Jesse Barnes
2008-10-02 18:53 ` Jesse Barnes [this message]
2008-10-02 19:05 ` Arjan van de Ven
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