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authorPeter Maydell <peter.maydell@linaro.org>2013-07-16 13:25:07 +0100
committerPeter Maydell <peter.maydell@linaro.org>2013-07-19 12:58:46 +0100
commite63c0ba1bce0b3cc7037c6c2d327267a585534ec (patch)
tree7c6c535f6a0e555b601560e87d0b9148c0bd0faa /include
parent70976c41c1def9d6e8b664c64cdf83b1ea0daa03 (diff)
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virtio: Add support for guest setting of queue size
The MMIO virtio transport spec allows the guest to tell the host how large the queue size is. Add virtio_queue_set_num() function which implements this in the QEMU common virtio support code. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 1373977512-28932-4-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'include')
-rw-r--r--include/hw/virtio/virtio.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index 5d1d2be..65f378d 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -200,6 +200,7 @@ void virtio_config_writew(VirtIODevice *vdev, uint32_t addr, uint32_t data);
void virtio_config_writel(VirtIODevice *vdev, uint32_t addr, uint32_t data);
void virtio_queue_set_addr(VirtIODevice *vdev, int n, hwaddr addr);
hwaddr virtio_queue_get_addr(VirtIODevice *vdev, int n);
+void virtio_queue_set_num(VirtIODevice *vdev, int n, int num);
int virtio_queue_get_num(VirtIODevice *vdev, int n);
void virtio_queue_notify(VirtIODevice *vdev, int n);
uint16_t virtio_queue_vector(VirtIODevice *vdev, int n);