Thread (36 messages) flat view 36 messages, 8 authors, 2013-03-07

Re: [PATCH 1/6 v8] iommu/fsl: Store iommu domain information pointer in archdata.

From: Joerg Roedel <joro@8bytes.org>
Date: 2013-02-27 11:30:50
Also in: linux-iommu, lkml

On Mon, Feb 18, 2013 at 06:22:14PM +0530, Varun Sethi wrote:
quoted hunk ↗ jump to hunk
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 <redacted>
---
- no change.
 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;
Please Cc the PowerPC Maintainers on this, so that they can have a look
at it. This also must be put this into an #ifdef CONFIG_IOMMU_API.


	Joerg
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