From: sricharan@codeaurora.org (Sricharan R)
To: linux-arm-kernel@lists.infradead.org
Subject: [RESEND PATCH V6 1/6] iommu: add IOMMU_PRIV attribute
Date: Fri, 2 Dec 2016 20:25:04 +0530 [thread overview]
Message-ID: <1480690509-13490-2-git-send-email-sricharan@codeaurora.org> (raw)
In-Reply-To: <1480690509-13490-1-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>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
---
[V6] No change
include/linux/iommu.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index f2960e4..bf22131 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:[~2016-12-02 14:55 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-02 14:55 [RESEND PATCH V6 0/6] Add support for privileged mappings Sricharan R
2016-12-02 14:55 ` Sricharan R [this message]
2016-12-02 14:55 ` [RESEND PATCH V6 2/6] iommu/io-pgtable-arm: add support for the IOMMU_PRIV flag Sricharan R
2016-12-02 14:55 ` [RESEND PATCH V6 3/6] common: DMA-mapping: add DMA_ATTR_PRIVILEGED attribute Sricharan R
2016-12-02 14:55 ` [RESEND PATCH V6 4/6] arm64/dma-mapping: Implement DMA_ATTR_PRIVILEGED Sricharan R
2016-12-02 14:55 ` [RESEND PATCH V6 5/6] dmaengine: pl330: Make sure microcode is privileged Sricharan R
2016-12-06 5:01 ` Vinod Koul
2016-12-02 14:55 ` [PATCH V6 6/6] iommu/arm-smmu: Set privileged attribute to 'default' instead of 'unprivileged' Sricharan R
2016-12-06 17:31 ` Will Deacon
2016-12-02 16:16 ` [RESEND PATCH V6 0/6] Add support for privileged mappings Robin Murphy
2016-12-04 7:48 ` Sricharan
2016-12-06 19:14 ` Robin Murphy
2016-12-07 9:44 ` Sricharan
2016-12-12 19:34 ` Sricharan
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