linux-kernel - [PATCH v2 1/3] iommu: Add DOMAIN_ATTR_SPLIT

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Message-Id: <1562609418-25446-2-git-send-email-jcrouse@codeaurora.org>
Date:   Mon,  8 Jul 2019 12:10:16 -0600
From:   Jordan Crouse <jcrouse@...eaurora.org>
To:     freedreno@...ts.freedesktop.org
Cc:     jean-philippe.brucker@....com, linux-arm-msm@...r.kernel.org,
        dianders@...omimum.org, hoegsberg@...gle.com,
        baolu.lu@...ux.intel.com, iommu@...ts.linux-foundation.org,
        Joerg Roedel <joro@...tes.org>, linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/3] iommu: Add DOMAIN_ATTR_SPLIT_TABLES

Add a new domain attribute to enable split pagetable support for devices
devices that support it.

Signed-off-by: Jordan Crouse <jcrouse@...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 fdc355c..b06db6c 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -125,6 +125,7 @@ enum iommu_attr {
 	DOMAIN_ATTR_FSL_PAMUV1,
 	DOMAIN_ATTR_NESTING,	/* two stages of translation */
 	DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE,
+	DOMAIN_ATTR_SPLIT_TABLES,
 	DOMAIN_ATTR_MAX,
 };
 
-- 
2.7.4