linux-kernel - Re: [PATCH] ARM: keystone: add bus notifier to set dma_pfn

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Date:	Fri, 10 Oct 2014 11:29:03 -0400
From:	Santosh Shilimkar <santosh.shilimkar@...com>
To:	Murali Karicheri <m-karicheri2@...com>, <linux@....linux.org.uk>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: keystone: add bus notifier to set dma_pfn_offset
 for pci devices



On 10/10/14 11:15 AM, Murali Karicheri wrote:
> When PCI device driver such as that for e1000e tries to set dma mask
> using dma_set_mask_and_coherent(), it fails because the dma_pfn_offset
> is incorrect on a Keystone SoC. This patch fix this by adding a bus
> notifier to set this correctly for PCI devices.
>
> Signed-off-by: Murali Karicheri <m-karicheri2@...com>
> ---
Looks good. I will pick this up after the merge window.
Please send this patch along with PCI dts patches
together once the rc1 is tagged.

Regards,
Santosh


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