[PATCH 1/4 v2] iommu/fsl: Store iommu domain information pointer in archdata.

Sethi Varun-B16395 B16395 at freescale.com
Mon Nov 26 16:33:34 EST 2012


Hi Kumar,
Can you please apply this patch.

Regards
Varun

> -----Original Message-----
> From: Sethi Varun-B16395
> Sent: Tuesday, November 20, 2012 7:25 PM
> To: joerg.roedel at amd.com; iommu at lists.linux-foundation.org; linuxppc-
> dev at lists.ozlabs.org; linux-kernel at vger.kernel.org; Wood Scott-B07421;
> Tabi Timur-B04825
> Cc: Sethi Varun-B16395
> Subject: [PATCH 1/4 v2] iommu/fsl: Store iommu domain information pointer
> in archdata.
> 
> Add a new field in the device (powerpc) archdata structure for storing
> iommu domain information pointer. This pointer is stored when the device
> is attached to a particular domain.
> 
> Signed-off-by: Varun Sethi <Varun.Sethi at freescale.com>
> ---
>  arch/powerpc/include/asm/device.h |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/powerpc/include/asm/device.h
> b/arch/powerpc/include/asm/device.h
> index 77e97dd..6dc79fe 100644
> --- a/arch/powerpc/include/asm/device.h
> +++ b/arch/powerpc/include/asm/device.h
> @@ -28,6 +28,10 @@ struct dev_archdata {
>  		void		*iommu_table_base;
>  	} dma_data;
> 
> +	/* IOMMU domain information pointer. This would be set
> +	 * when this device is attached to an iommu_domain.
> +	 */
> +	void			*iommu_domain;
>  #ifdef CONFIG_SWIOTLB
>  	dma_addr_t		max_direct_dma_addr;
>  #endif
> --
> 1.7.4.1




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