linux-kernel - [PATCH 2/8] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO

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Message-Id: <1373123227-22969-3-git-send-email-aik@ozlabs.ru>
Date:	Sun,  7 Jul 2013 01:07:01 +1000
From:	Alexey Kardashevskiy <aik@...abs.ru>
To:	linuxppc-dev@...ts.ozlabs.org
Cc:	Alexey Kardashevskiy <aik@...abs.ru>,
	David Gibson <david@...son.dropbear.id.au>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Alexander Graf <agraf@...e.de>,
	Alex Williamson <alex.williamson@...hat.com>,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	kvm-ppc@...r.kernel.org
Subject: [PATCH 2/8] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO

This is to reserve a capablity number for upcoming support
of VFIO-IOMMU DMA operations in real mode.

Signed-off-by: Alexey Kardashevskiy <aik@...abs.ru>
---
 include/uapi/linux/kvm.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 970b1f5..0865c01 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -667,6 +667,7 @@ struct kvm_ppc_smmu_info {
 #define KVM_CAP_PPC_RTAS 91
 #define KVM_CAP_IRQ_XICS 92
 #define KVM_CAP_SPAPR_MULTITCE 93
+#define KVM_CAP_SPAPR_TCE_IOMMU 94
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -923,6 +924,7 @@ struct kvm_s390_ucas_mapping {
 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
 #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
 #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
+#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct kvm_create_spapr_tce_iommu)
 /* Available with KVM_CAP_RMA */
 #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
 /* Available with KVM_CAP_PPC_HTAB_FD */
-- 
1.8.3.2

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