From: sricharan@codeaurora.org (Sricharan R)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V8 1/9] iommu: add IOMMU_PRIV attribute
Date: Mon, 2 Jan 2017 18:42:36 +0530 [thread overview]
Message-ID: <1483362764-11990-2-git-send-email-sricharan@codeaurora.org> (raw)
In-Reply-To: <1483362764-11990-1-git-send-email-sricharan@codeaurora.org>
From: Mitchel Humpherys <mitchelh@codeaurora.org>
Add the IOMMU_PRIV attribute, which is used to indicate privileged
mappings.
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Tested-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
Acked-by: Will Deacon <will.deacon@arm.com>
---
include/linux/iommu.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 0ff5111..8c15ada 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) /* privileged */
struct iommu_ops;
struct iommu_group;
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
next prev parent reply other threads:[~2017-01-02 13:12 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-02 13:12 [PATCH V8 0/9] Add support for privileged mappings Sricharan R
2017-01-02 13:12 ` Sricharan R [this message]
2017-01-06 11:06 ` [PATCH V8 1/9] iommu: add IOMMU_PRIV attribute Joerg Roedel
2017-01-06 12:05 ` Sricharan
2017-01-02 13:12 ` [PATCH V8 2/9] iommu/io-pgtable-arm: add support for the IOMMU_PRIV flag Sricharan R
2017-01-02 13:12 ` [PATCH V8 3/9] iommu/io-pgtable-arm-v7s: Add " Sricharan R
2017-01-02 13:12 ` [PATCH V8 4/9] common: DMA-mapping: add DMA_ATTR_PRIVILEGED attribute Sricharan R
2017-01-02 13:12 ` [PATCH V8 5/9] arm64/dma-mapping: Implement DMA_ATTR_PRIVILEGED Sricharan R
2017-01-02 13:12 ` [PATCH V8 6/9] arm/dma-mapping: " Sricharan R
2017-01-04 18:05 ` Will Deacon
2017-01-02 13:12 ` [PATCH V8 7/9] dmaengine: pl330: Make sure microcode is privileged Sricharan R
2017-01-02 13:12 ` [PATCH V8 8/9] iommu/arm-smmu: Set privileged attribute to 'default' instead of 'unprivileged' Sricharan R
2017-01-02 13:12 ` [PATCH V8 9/9] Revert "iommu/arm-smmu: Set PRIVCFG in stage 1 STEs" Sricharan R
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