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[Qemu-devel] [PATCH 1/2] msix: add helper to mark all msix entries
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] [PATCH 1/2] msix: add helper to mark all msix entries |
Date: |
Tue, 24 Nov 2009 23:31:28 +0200 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
will be used by virtio on soft reset
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
hw/msix.c | 7 +++++++
hw/msix.h | 1 +
2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/hw/msix.c b/hw/msix.c
index 548ffd5..d499441 100644
--- a/hw/msix.c
+++ b/hw/msix.c
@@ -378,3 +378,10 @@ void msix_vector_unuse(PCIDevice *dev, unsigned vector)
if (vector < dev->msix_entries_nr && dev->msix_entry_used[vector])
--dev->msix_entry_used[vector];
}
+
+void msix_unuse_all_vectors(PCIDevice *dev)
+{
+ if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
+ return;
+ msix_free_irq_entries(dev);
+}
diff --git a/hw/msix.h b/hw/msix.h
index 39fa568..a9f7993 100644
--- a/hw/msix.h
+++ b/hw/msix.h
@@ -25,6 +25,7 @@ uint32_t msix_bar_size(PCIDevice *dev);
int msix_vector_use(PCIDevice *dev, unsigned vector);
void msix_vector_unuse(PCIDevice *dev, unsigned vector);
+void msix_unuse_all_vectors(PCIDevice *dev);
void msix_notify(PCIDevice *dev, unsigned vector);
--
1.6.5.2.143.g8cc62
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