mirror of
https://github.com/qemu/qemu.git
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327d4b7f3f
Update to mainline commit: 79160a603bdb ("Merge tag 'usb-5.14-rc1' of
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb"
Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Message-Id: <20210706112440.1449562-2-bharata@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
104 lines
3.3 KiB
C
104 lines
3.3 KiB
C
/*
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* This header, excluding the #ifdef __KERNEL__ part, is BSD licensed so
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* anyone can use the definitions to implement compatible drivers/servers:
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of IBM nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL IBM OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Copyright (C) Red Hat, Inc., 2013-2015
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* Copyright (C) Asias He <asias@redhat.com>, 2013
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* Copyright (C) Stefan Hajnoczi <stefanha@redhat.com>, 2015
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*/
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#ifndef _LINUX_VIRTIO_VSOCK_H
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#define _LINUX_VIRTIO_VSOCK_H
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#include "standard-headers/linux/types.h"
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#include "standard-headers/linux/virtio_ids.h"
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#include "standard-headers/linux/virtio_config.h"
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/* The feature bitmap for virtio vsock */
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#define VIRTIO_VSOCK_F_SEQPACKET 1 /* SOCK_SEQPACKET supported */
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struct virtio_vsock_config {
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uint64_t guest_cid;
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} QEMU_PACKED;
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enum virtio_vsock_event_id {
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VIRTIO_VSOCK_EVENT_TRANSPORT_RESET = 0,
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};
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struct virtio_vsock_event {
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uint32_t id;
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} QEMU_PACKED;
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struct virtio_vsock_hdr {
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uint64_t src_cid;
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uint64_t dst_cid;
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uint32_t src_port;
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uint32_t dst_port;
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uint32_t len;
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uint16_t type; /* enum virtio_vsock_type */
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uint16_t op; /* enum virtio_vsock_op */
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uint32_t flags;
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uint32_t buf_alloc;
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uint32_t fwd_cnt;
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} QEMU_PACKED;
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enum virtio_vsock_type {
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VIRTIO_VSOCK_TYPE_STREAM = 1,
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VIRTIO_VSOCK_TYPE_SEQPACKET = 2,
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};
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enum virtio_vsock_op {
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VIRTIO_VSOCK_OP_INVALID = 0,
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/* Connect operations */
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VIRTIO_VSOCK_OP_REQUEST = 1,
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VIRTIO_VSOCK_OP_RESPONSE = 2,
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VIRTIO_VSOCK_OP_RST = 3,
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VIRTIO_VSOCK_OP_SHUTDOWN = 4,
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/* To send payload */
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VIRTIO_VSOCK_OP_RW = 5,
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/* Tell the peer our credit info */
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VIRTIO_VSOCK_OP_CREDIT_UPDATE = 6,
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/* Request the peer to send the credit info to us */
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VIRTIO_VSOCK_OP_CREDIT_REQUEST = 7,
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};
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/* VIRTIO_VSOCK_OP_SHUTDOWN flags values */
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enum virtio_vsock_shutdown {
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VIRTIO_VSOCK_SHUTDOWN_RCV = 1,
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VIRTIO_VSOCK_SHUTDOWN_SEND = 2,
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};
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/* VIRTIO_VSOCK_OP_RW flags values */
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enum virtio_vsock_rw {
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VIRTIO_VSOCK_SEQ_EOR = 1,
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};
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#endif /* _LINUX_VIRTIO_VSOCK_H */
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