linux-kernel - Re: [PATCH 0/4] pci: Add PCI_BUS() and PCI_DEVID() interfaces to return bus number and device id

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Message-ID: <20130213120315.GE25591@8bytes.org>
Date:	Wed, 13 Feb 2013 13:03:15 +0100
From:	Joerg Roedel <joro@...tes.org>
To:	bhelgaas@...gle.com
Cc:	Shuah Khan <shuah.khan@...com>, jiang.liu@...wei.com,
	shemminger@...tta.com, paulmck@...ux.vnet.ibm.com,
	linasvepstas@...il.com, dhowells@...hat.com, davej@...hat.com,
	tglx@...utronix.de, mtk.manpages@...il.com,
	iommu@...ts.linux-foundation.org, linux-pci@...r.kernel.org,
	wangyijing@...wei.com, LKML <linux-kernel@...r.kernel.org>,
	shuahkhan@...il.com
Subject: Re: [PATCH 0/4] pci: Add PCI_BUS() and PCI_DEVID() interfaces to
 return bus number and device id

Hi Bjorn,

On Mon, Feb 11, 2013 at 04:00:14PM -0700, Shuah Khan wrote:
> pci defines PCI_DEVFN(), PCI_SLOT(), and PCI_FUNC() interfaces, however,
> it doesn't have interfaces to return PCI bus and PCI device id. Drivers
> (AMD IOMMU, and AER) have module specific definitions for PCI_BUS() and
> AMD_IOMMU driver also has a module specific interface to calculate PCI
> device id from bus number and devfn.
> 
> This patch set adds PCI_BUS(), and PCI_DEVID() to pci.h, changes are to
> use PCI_BUS() from pci. Changes AMD_IOMMU driver to use PCI_BUS() and
> PCI_DEVID() from pci.

Not sure who is going to merge this, it touches PCI and IOMMU code.
Personally I don't care :-) If you want to take it via your tree feel
free to add my

Reviewed-by: Joerg Roedel <joro@...tes.org>
Tested-by: Joerg Roedel <joro@...tes.org>
Acked-by: Joerg Roedel <joro@...tes.org>

Otherwise please Ack the PCI parts and I will add it to my tree then.


Thanks,

	Joerg


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