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authorPaolo Bonzini <pbonzini@redhat.com>2013-02-05 17:06:20 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2013-04-08 18:13:10 +0200
commit0d09e41a51aa0752b1ce525ce084f7cd210e461b (patch)
treedc92b5b32c1e3182afa9bfd16a46a0a089320102 /hw/dataplane/vring.h
parentbb585a784e9ad69207315d694e7dad2c422f6baa (diff)
hw: move headers to include/
Many of these should be cleaned up with proper qdev-/QOM-ification. Right now there are many catch-all headers in include/hw/ARCH depending on cpu.h, and this makes it necessary to compile these files per-target. However, fixing this does not belong in these patches. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/dataplane/vring.h')
-rw-r--r--hw/dataplane/vring.h62
1 files changed, 0 insertions, 62 deletions
diff --git a/hw/dataplane/vring.h b/hw/dataplane/vring.h
deleted file mode 100644
index defb1efcda..0000000000
--- a/hw/dataplane/vring.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/* Copyright 2012 Red Hat, Inc. and/or its affiliates
- * Copyright IBM, Corp. 2012
- *
- * Based on Linux 2.6.39 vhost code:
- * Copyright (C) 2009 Red Hat, Inc.
- * Copyright (C) 2006 Rusty Russell IBM Corporation
- *
- * Author: Michael S. Tsirkin <mst@redhat.com>
- * Stefan Hajnoczi <stefanha@redhat.com>
- *
- * Inspiration, some code, and most witty comments come from
- * Documentation/virtual/lguest/lguest.c, by Rusty Russell
- *
- * This work is licensed under the terms of the GNU GPL, version 2.
- */
-
-#ifndef VRING_H
-#define VRING_H
-
-#include <linux/virtio_ring.h>
-#include "qemu-common.h"
-#include "hostmem.h"
-#include "hw/virtio.h"
-
-typedef struct {
- HostMem hostmem; /* guest memory mapper */
- struct vring vr; /* virtqueue vring mapped to host memory */
- uint16_t last_avail_idx; /* last processed avail ring index */
- uint16_t last_used_idx; /* last processed used ring index */
- uint16_t signalled_used; /* EVENT_IDX state */
- bool signalled_used_valid;
- bool broken; /* was there a fatal error? */
-} Vring;
-
-static inline unsigned int vring_get_num(Vring *vring)
-{
- return vring->vr.num;
-}
-
-/* Are there more descriptors available? */
-static inline bool vring_more_avail(Vring *vring)
-{
- return vring->vr.avail->idx != vring->last_avail_idx;
-}
-
-/* Fail future vring_pop() and vring_push() calls until reset */
-static inline void vring_set_broken(Vring *vring)
-{
- vring->broken = true;
-}
-
-bool vring_setup(Vring *vring, VirtIODevice *vdev, int n);
-void vring_teardown(Vring *vring);
-void vring_disable_notification(VirtIODevice *vdev, Vring *vring);
-bool vring_enable_notification(VirtIODevice *vdev, Vring *vring);
-bool vring_should_notify(VirtIODevice *vdev, Vring *vring);
-int vring_pop(VirtIODevice *vdev, Vring *vring,
- struct iovec iov[], struct iovec *iov_end,
- unsigned int *out_num, unsigned int *in_num);
-void vring_push(Vring *vring, unsigned int head, int len);
-
-#endif /* VRING_H */