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authorLongpeng <longpeng2@huawei.com>2022-12-24 19:48:47 +0800
committerMichael S. Tsirkin <mst@redhat.com>2023-01-08 01:54:22 -0500
commitc672f348cb20e40c8c4fd1dfbd3e60d8202e3eac (patch)
treefa7d3a4a3185117da29965dede8e6d2b46c8638d /include
parentf07ceffdf50f7147250a98e4cb32fcd41bb9cc4a (diff)
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vdpa-dev: get iova range explicitly
In commit a585fad26b ("vdpa: request iova_range only once") we remove GET_IOVA_RANGE form vhost_vdpa_init, the generic vdpa device will start without iova_range populated, so the device won't work. Let's call GET_IOVA_RANGE ioctl explicitly. Fixes: a585fad26b2e6ccc ("vdpa: request iova_range only once") Signed-off-by: Longpeng <longpeng2@huawei.com> Message-Id: <20221224114848.3062-2-longpeng2@huawei.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/hw/virtio/vhost-vdpa.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/virtio/vhost-vdpa.h b/include/hw/virtio/vhost-vdpa.h
index 45b969a..7997f09 100644
--- a/include/hw/virtio/vhost-vdpa.h
+++ b/include/hw/virtio/vhost-vdpa.h
@@ -51,6 +51,8 @@ typedef struct vhost_vdpa {
VhostVDPAHostNotifier notifier[VIRTIO_QUEUE_MAX];
} VhostVDPA;
+int vhost_vdpa_get_iova_range(int fd, struct vhost_vdpa_iova_range *iova_range);
+
int vhost_vdpa_dma_map(struct vhost_vdpa *v, uint32_t asid, hwaddr iova,
hwaddr size, void *vaddr, bool readonly);
int vhost_vdpa_dma_unmap(struct vhost_vdpa *v, uint32_t asid, hwaddr iova,