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| author | Peter Maydell | 2013-07-16 14:25:07 +0200 |
|---|---|---|
| committer | Peter Maydell | 2013-07-19 13:58:46 +0200 |
| commit | e63c0ba1bce0b3cc7037c6c2d327267a585534ec (patch) | |
| tree | 7c6c535f6a0e555b601560e87d0b9148c0bd0faa /include | |
| parent | arm/boot: Use qemu_devtree_setprop_sized_cells() (diff) | |
| download | qemu-e63c0ba1bce0b3cc7037c6c2d327267a585534ec.tar.gz qemu-e63c0ba1bce0b3cc7037c6c2d327267a585534ec.tar.xz qemu-e63c0ba1bce0b3cc7037c6c2d327267a585534ec.zip | |
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.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 5d1d2be295..65f378d198 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); |