linux-kernel - Re: Purpose of pci_remap

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Message-ID: <20160713154212.GN8609@e106497-lin.cambridge.arm.com>
Date:	Wed, 13 Jul 2016 16:42:12 +0100
From:	"Liviu.Dudau@....com" <Liviu.Dudau@....com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Bharat Kumar Gogada <bharat.kumar.gogada@...inx.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	nofooter <nofooter@...inx.com>,
	"thomas.petazzoni@...e-electrons.com" 
	<thomas.petazzoni@...e-electrons.com>
Subject: Re: Purpose of pci_remap_iospace

On Wed, Jul 13, 2016 at 05:28:47PM +0200, Arnd Bergmann wrote:
> On Wednesday, July 13, 2016 3:16:21 PM CEST Bharat Kumar Gogada wrote:
> > 
> > > This has neither the PCI memory nor the I/O resource, it looks like you never
> > > call pci_add_resource_offset() to start with, or maybe it fails for some
> > > reason.
> > 
> > I see that above API is used in ARM drivers, do we need to do it in ARM64 also ?
> > 
> 
> Yes, all architectures need it.

of_pci_get_host_bridge_resources() calls it for him.

Liviu

> 
> 	Arnd
> 

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