linux-kernel - Re: [PATCH 1/2] pci, msi: Remove unused/obsolete macros and definitions

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Date:	Tue, 5 May 2009 11:37:39 -0700
From:	Jesse Barnes <jesse.barnes@...el.com>
To:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
Cc:	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: [PATCH 1/2] pci, msi: Remove unused/obsolete macros and
 definitions

On Mon, 20 Apr 2009 10:54:52 +0900
Hidetoshi Seto <seto.hidetoshi@...fujitsu.com> wrote:

> Impact: cleanup, spec compliance
> 
> This patch does:
> 
>  - Remove unused msi/msix_enable/disable macros.
>    User should use msi/msix_set_enable() functions instead.
> 
>  - Remove unused msix_mask/unmask/pending macros.
>    These macros are useless because they are not based on any of
>    the PCI Local Bus Specifications properly.
>    It seems that they were written based on a draft of PCI spec,
>    and that the draft was the MSI-X ECN that underwent membership
>    review in September 2002.
>    (* In the draft, the size of a entry in MSI-X table was 64bit,
>       containing 32bit message data and DWORD aligned lower address
>       plus a pending bit and a mask bit.(30+1+1bit)  The higher
>       address was placed in MSI-X capability structure and shared
>       by all entries.)
> 
>  - Remove PCI_MSIX_FLAGS_BITMASK.
>    This definition also come from the draft ECN.
> 
> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
> Cc: Jesse Barnes <jbarnes@...tuousgeek.org>

Applied to my linux-next branch, thanks.

-- 
Jesse Barnes, Intel Open Source Technology Center
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