linux-kernel - Re: [PATCH 6/9] drm/pci: move drm_pcie_get_speed_cap_mask inside #ifdef CONFIG

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Date:	Thu, 14 Feb 2013 20:41:31 -0200
From:	Fabio Estevam <festevam@...il.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-arm-kernel@...ts.infradead.org,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Dave Airlie <airlied@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/9] drm/pci: move drm_pcie_get_speed_cap_mask inside
 #ifdef CONFIG_PCI

On Thu, Feb 14, 2013 at 8:26 PM, Arnd Bergmann <arnd@...db.de> wrote:
> commit dd66cc2e1  "drm/pci: Use PCI Express Capability accessors"
> introduced the use of the pcie_capability_read_dword function
> in the drm_pci code, which is only defined when PCI is enabled.
> While most of the file is already hidden away behind an #ifdef
> CONFIG_PCI, this function is not, and that now causes a link
> error in the ARM imx_v6_v7_defconfig configuration.
>
> Moving the function into the #ifdef section makes this work
> again on IMX, which does not have PCI support, and should
> have no impact on platforms that do.
>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> Cc: Bjorn Helgaas <bhelgaas@...gle.com>
> Cc: Dave Airlie <airlied@...hat.com>

Bjorn has already sent a fix for this problem:
http://www.spinics.net/lists/arm-kernel/msg224425.html
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