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From: Alexey Kardashevskiy <aik@ozlabs.ru>
To: linuxppc-dev@lists.ozlabs.org
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>, Alexander Graf <agraf@suse.de>,
	kvm@vger.kernel.org, linux-doc@vger.kernel.org,
	linux-kernel@vger.kernel.org, kvm-ppc@vger.kernel.org
Subject: [PATCH 03/10] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO
Date: Thu,  1 Aug 2013 14:44:25 +1000	[thread overview]
Message-ID: <1375332272-22176-4-git-send-email-aik@ozlabs.ru> (raw)
In-Reply-To: <1375332272-22176-1-git-send-email-aik@ozlabs.ru>

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

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>

---
Changes:
2013/07/16:
* changed the number

2013/07/11:
* changed order in a file, added comment about a gap in ioctl number

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
---
 include/uapi/linux/kvm.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 99c2533..53c3f1f 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -668,6 +668,7 @@ struct kvm_ppc_smmu_info {
 #define KVM_CAP_IRQ_XICS 92
 #define KVM_CAP_ARM_EL1_32BIT 93
 #define KVM_CAP_SPAPR_MULTITCE 94
+#define KVM_CAP_SPAPR_TCE_IOMMU 95
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -933,6 +934,9 @@ struct kvm_s390_ucas_mapping {
 #define KVM_ARM_SET_DEVICE_ADDR	  _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
 /* Available with KVM_CAP_PPC_RTAS */
 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
+/* 0xad and 0xaf are already taken */
+/* Available with KVM_CAP_SPAPR_TCE_IOMMU */
+#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct kvm_create_spapr_tce_iommu)
 
 /* ioctl for vm fd */
 #define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)
-- 
1.8.3.2


  parent reply	other threads:[~2013-08-01  4:45 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-01  4:44 [PATCH 00/10 v7] KVM: PPC: IOMMU in-kernel handling Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 01/10] hashtable: add hash_for_each_possible_rcu_notrace() Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 02/10] KVM: PPC: reserve a capability number for multitce support Alexey Kardashevskiy
2013-08-14  0:51   ` Benjamin Herrenschmidt
2013-08-26 12:37     ` Gleb Natapov
2013-08-27  4:19       ` Benjamin Herrenschmidt
2013-08-27  4:22         ` Benjamin Herrenschmidt
2013-08-27  6:41           ` Gleb Natapov
2013-08-27  7:35             ` Benjamin Herrenschmidt
2013-08-27  6:40         ` Gleb Natapov
2013-08-27  7:34           ` Benjamin Herrenschmidt
2013-08-01  4:44 ` Alexey Kardashevskiy [this message]
2013-08-15  7:16   ` [PATCH 03/10] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO Alexander Graf
2013-08-15  7:22     ` Alexey Kardashevskiy
2013-08-15  7:24       ` Alexander Graf
2013-08-15  7:25         ` Alexander Graf
2013-08-15  7:42           ` Alexey Kardashevskiy
2013-08-15  7:43             ` Alexander Graf
2013-08-15  7:54               ` Alexey Kardashevskiy
2013-08-15  7:56                 ` Alexander Graf
2013-08-01  4:44 ` [PATCH 04/10] powerpc: Prepare to support kernel handling of IOMMU map/unmap Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 05/10] powerpc: add real mode support for dma operations on powernv Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 06/10] KVM: PPC: enable IOMMU_API for KVM_BOOK3S_64 permanently Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 07/10] KVM: PPC: Add support for multiple-TCE hcalls Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 08/10] powerpc/iommu: rework to support realmode Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 09/10] KVM: PPC: Add support for IOMMU in-kernel handling Alexey Kardashevskiy
2013-08-01  4:44 ` [PATCH 10/10] KVM: PPC: Add hugepage " Alexey Kardashevskiy

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