linux-kernel - [PATCH v2 1/6] iommu: add IOMMU

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Message-Id: <20160709020919.6760-2-mitchelh@codeaurora.org>
Date:	Fri,  8 Jul 2016 19:09:14 -0700
From:	Mitchel Humpherys <mitchelh@...eaurora.org>
To:	iommu@...ts.linux-foundation.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Robin Murphy <robin.murphy@....com>,
	Will Deacon <will.deacon@....com>,
	Marek Szyprowski <m.szyprowski@...sung.com>
Cc:	Jordan Crouse <jcrouse@...eaurora.org>,
	Jeremy Gebben <jgebben@...eaurora.org>,
	Patrick Daly <pdaly@...eaurora.org>,
	Pratik Patel <pratikp@...eaurora.org>,
	Mitchel Humpherys <mitchelh@...eaurora.org>
Subject: [PATCH v2 1/6] iommu: add IOMMU_PRIV attribute

Add the IOMMU_PRIV attribute, which is used to indicate privileged
mappings.

Signed-off-by: Mitchel Humpherys <mitchelh@...eaurora.org>
---
 include/linux/iommu.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 664683aedcce..01c9f2667f2b 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -31,6 +31,7 @@
 #define IOMMU_CACHE	(1 << 2) /* DMA cache coherency */
 #define IOMMU_NOEXEC	(1 << 3)
 #define IOMMU_MMIO	(1 << 4) /* e.g. things like MSI doorbells */
+#define IOMMU_PRIV	(1 << 5)
 
 struct iommu_ops;
 struct iommu_group;
-- 
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