From cb697aaab9c1d8078721513a11cb1ce2729b9c92 Mon Sep 17 00:00:00 2001
From: Jan Kiszka <jan.kiszka@siemens.com>
Date: Thu, 17 May 2012 10:32:38 -0300
Subject: [PATCH] msix: Add msix_nr_vectors_allocated
Analogously to msi_nr_vectors_allocated, add a service for MSI-X. Will
be used by the virtio-pci layer.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
---
hw/msix.c | 5 +++++
hw/msix.h | 2 ++
2 files changed, 7 insertions(+)
diff --git a/hw/msix.c b/hw/msix.c
index 1622e16188..59c7a8388f 100644
--- a/hw/msix.c
+++ b/hw/msix.c
@@ -452,6 +452,11 @@ void msix_unuse_all_vectors(PCIDevice *dev)
msix_free_irq_entries(dev);
}
+unsigned int msix_nr_vectors_allocated(const PCIDevice *dev)
+{
+ return dev->msix_entries_nr;
+}
+
static int msix_set_notifier_for_vector(PCIDevice *dev, unsigned int vector)
{
MSIMessage msg;
diff --git a/hw/msix.h b/hw/msix.h
index f33f18b484..50aee8221a 100644
--- a/hw/msix.h
+++ b/hw/msix.h
@@ -13,6 +13,8 @@ void msix_write_config(PCIDevice *pci_dev, uint32_t address,
int msix_uninit(PCIDevice *d, MemoryRegion *bar);
+unsigned int msix_nr_vectors_allocated(const PCIDevice *dev);
+
void msix_save(PCIDevice *dev, QEMUFile *f);
void msix_load(PCIDevice *dev, QEMUFile *f);
--
2.30.2