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From: Sheng Yang <sheng@linux.intel.com>
To: Avi Kivity <avi@redhat.com>, Anthony Liguori <anthony@codemonkey.ws>
Cc: kvm@vger.kernel.org, Sheng Yang <sheng@linux.intel.com>
Subject: [PATCH 2/3] kvm: add ioctl KVM_SET_MSIX_ENTRY_NR and KVM_SET_MSIX_ENTRY
Date: Tue, 30 Dec 2008 14:29:31 +0800	[thread overview]
Message-ID: <1230618572-19262-3-git-send-email-sheng@linux.intel.com> (raw)
In-Reply-To: <1230618572-19262-1-git-send-email-sheng@linux.intel.com>


Signed-off-by: Sheng Yang <sheng@linux.intel.com>
---
 libkvm/libkvm.c |   26 ++++++++++++++++++++++++++
 libkvm/libkvm.h |    6 ++++++
 2 files changed, 32 insertions(+), 0 deletions(-)

diff --git a/libkvm/libkvm.c b/libkvm/libkvm.c
index ddcc929..ad218e1 100644
--- a/libkvm/libkvm.c
+++ b/libkvm/libkvm.c
@@ -1171,3 +1171,29 @@ int kvm_free_gsi_msg(kvm_context_t kvm, uint32_t gsi)
 }
 
 #endif
+
+#ifdef KVM_CAP_DEVICE_MSIX
+int kvm_set_msix_nr(kvm_context_t kvm,
+                    struct kvm_assigned_msix_nr *msix_nr)
+{
+        int ret;
+
+        ret = ioctl(kvm->vm_fd, KVM_SET_MSIX_NR, msix_nr);
+        if (ret < 0)
+                return -errno;
+
+        return ret;
+}
+
+int kvm_set_msix_entry(kvm_context_t kvm,
+                       struct kvm_assigned_msix_entry *entry)
+{
+        int ret;
+
+        ret = ioctl(kvm->vm_fd, KVM_SET_MSIX_ENTRY, entry);
+        if (ret < 0)
+                return -errno;
+
+        return ret;
+}
+#endif
diff --git a/libkvm/libkvm.h b/libkvm/libkvm.h
index 53e57c5..af704f7 100644
--- a/libkvm/libkvm.h
+++ b/libkvm/libkvm.h
@@ -725,4 +725,10 @@ int kvm_request_gsi_msg(kvm_context_t kvm,
 int kvm_free_gsi_msg(kvm_context_t kvm, uint32_t gsi);
 #endif
 
+#ifdef KVM_CAP_DEVICE_MSIX
+int kvm_set_msix_nr(kvm_context_t kvm,
+                    struct kvm_assigned_msix_nr *msix_nr);
+int kvm_set_msix_entry(kvm_context_t kvm,
+                       struct kvm_assigned_msix_entry *entry);
+#endif
 #endif
-- 
1.5.4.5


  parent reply	other threads:[~2008-12-30  6:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-30  6:29 [Patch 0/3][v2] Userspace for MSI-X Sheng Yang
2008-12-30  6:29 ` [PATCH 1/3] Add MSI-X related macro to pci.c Sheng Yang
2008-12-30  6:29 ` Sheng Yang [this message]
2008-12-30  6:29 ` [PATCH 3/3] kvm: enable MSI-X capabilty for assigned device Sheng Yang
2008-12-30 11:27   ` Sheng Yang
2009-02-11  8:14 [PATCH 0/3][v3] Userspace for MSI-X enabling Sheng Yang
2009-02-11  8:14 ` [PATCH 2/3] kvm: add ioctl KVM_SET_MSIX_ENTRY_NR and KVM_SET_MSIX_ENTRY Sheng Yang

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