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From: Eric Auger <eric.auger@linaro.org>
To: eric.auger@st.com, eric.auger@linaro.org, qemu-devel@nongnu.org,
	alex.williamson@redhat.com
Cc: b.reynal@virtualopensystems.com, kvmarm@lists.cs.columbia.edu,
	christoffer.dall@linaro.org, patches@linaro.org
Subject: [Qemu-devel] [RFC v2 1/4] linux-headers: Update KVM header for KVM-VFIO FORWARD/UNFORWARD
Date: Mon,  4 May 2015 13:49:55 +0100	[thread overview]
Message-ID: <1430743798-8839-2-git-send-email-eric.auger@linaro.org> (raw)
In-Reply-To: <1430743798-8839-1-git-send-email-eric.auger@linaro.org>

Integrate updated KVM-VFIO API related to forwarded IRQ

Update the kvm header according to the header found in
http://git.linaro.org/people/eric.auger/linux.git
branch 4.1-rc1_forward

Signed-off-by: Eric Auger <eric.auger@linaro.org>
---
 linux-headers/linux/kvm.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index b96d978..95fea92 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -999,6 +999,9 @@ struct kvm_device_attr {
 #define  KVM_DEV_VFIO_GROUP			1
 #define   KVM_DEV_VFIO_GROUP_ADD			1
 #define   KVM_DEV_VFIO_GROUP_DEL			2
+#define  KVM_DEV_VFIO_DEVICE			2
+#define   KVM_DEV_VFIO_DEVICE_FORWARD_IRQ			1
+#define   KVM_DEV_VFIO_DEVICE_UNFORWARD_IRQ			2
 
 enum kvm_device_type {
 	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
@@ -1018,6 +1021,15 @@ enum kvm_device_type {
 	KVM_DEV_TYPE_MAX,
 };
 
+struct kvm_vfio_dev_irq {
+	__u32	argsz;		/* structure length */
+	__u32	fd;		/* file descriptor of the VFIO device */
+	__u32	index;		/* VFIO device IRQ index */
+	__u32	start;		/* start of subindex range */
+	__u32	count;		/* size of subindex range */
+	__u32	gsi[];		/* gsi, ie. virtual IRQ number */
+};
+
 /*
  * ioctls for VM fds
  */
-- 
1.8.3.2

  reply	other threads:[~2015-05-04 12:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-04 12:49 [Qemu-devel] [RFC v2 0/4] VFIO Platform device featuring IRQ forwarding Eric Auger
2015-05-04 12:49 ` Eric Auger [this message]
2015-05-04 12:49 ` [Qemu-devel] [RFC v2 2/4] hw/vfio/common: vfio_kvm_device_fd moved in the common header Eric Auger
2015-05-04 12:49 ` [Qemu-devel] [RFC v2 3/4] kvm: add kvm_vfio_get_device_irq Eric Auger
2015-05-04 12:49 ` [Qemu-devel] [RFC v2 4/4] hw/vfio/platform: add forwarded irq support Eric Auger

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