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Message-Id: <1475009318-2617-7-git-send-email-eric.auger@redhat.com>
Date:   Tue, 27 Sep 2016 20:48:33 +0000
From:   Eric Auger <eric.auger@...hat.com>
To:     eric.auger@...hat.com, eric.auger.pro@...il.com,
        christoffer.dall@...aro.org, marc.zyngier@....com,
        robin.murphy@....com, alex.williamson@...hat.com,
        will.deacon@....com, joro@...tes.org, tglx@...utronix.de,
        jason@...edaemon.net, linux-arm-kernel@...ts.infradead.org
Cc:     kvm@...r.kernel.org, drjones@...hat.com,
        linux-kernel@...r.kernel.org, Bharat.Bhushan@...escale.com,
        pranav.sawargaonkar@...il.com, p.fedin@...sung.com,
        iommu@...ts.linux-foundation.org, Jean-Philippe.Brucker@....com,
        yehuday@...vell.com, Manish.Jaggi@...iumnetworks.com
Subject: [RFC 06/11] iommu/arm-smmu: Allow IOMMU_DOMAIN_MIXED domain allocation

This patch allows the allocation of IOMMU_DOMAIN_MIXED typed
domains in arm-smmu and arm-smmu-v3.

Signed-off-by: Eric Auger <eric.auger@...hat.com>
---
 drivers/iommu/arm-smmu-v3.c | 3 ++-
 drivers/iommu/arm-smmu.c    | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 15c01c3..e825679 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1383,7 +1383,8 @@ static struct iommu_domain *arm_smmu_domain_alloc(unsigned type)
 {
 	struct arm_smmu_domain *smmu_domain;
 
-	if (type != IOMMU_DOMAIN_UNMANAGED && type != IOMMU_DOMAIN_DMA)
+	if (type != IOMMU_DOMAIN_UNMANAGED && type != IOMMU_DOMAIN_DMA &&
+	    type != IOMMU_DOMAIN_MIXED)
 		return NULL;
 
 	/*
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index ac4aab9..707c09b 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1003,7 +1003,8 @@ static struct iommu_domain *arm_smmu_domain_alloc(unsigned type)
 {
 	struct arm_smmu_domain *smmu_domain;
 
-	if (type != IOMMU_DOMAIN_UNMANAGED && type != IOMMU_DOMAIN_DMA)
+	if (type != IOMMU_DOMAIN_UNMANAGED && type != IOMMU_DOMAIN_DMA &&
+	    type != IOMMU_DOMAIN_MIXED)
 		return NULL;
 	/*
 	 * Allocate the domain and initialise some of its data structures.
-- 
1.9.1

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