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vhost: export vhost feature definitions

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This patch exports vhost-user protocol features to support device driver
development.

Signed-off-by: Zhihong Wang <zhihong.wang@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
Zhihong Wang 2018-04-02 19:46:52 +08:00 committed by Ferruh Yigit
parent 315ee8374e
commit 2e28f45b69
3 changed files with 30 additions and 9 deletions
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30
lib/librte_vhost/rte_vhost.h
View File

@ -29,6 +29,36 @@ extern "C" {
#define RTE_VHOST_USER_DEQUEUE_ZERO_COPY (1ULL << 2)
#define RTE_VHOST_USER_IOMMU_SUPPORT (1ULL << 3)
/** Protocol features. */
#ifndef VHOST_USER_PROTOCOL_F_MQ
#define VHOST_USER_PROTOCOL_F_MQ 0
#endif
#ifndef VHOST_USER_PROTOCOL_F_LOG_SHMFD
#define VHOST_USER_PROTOCOL_F_LOG_SHMFD 1
#endif
#ifndef VHOST_USER_PROTOCOL_F_RARP
#define VHOST_USER_PROTOCOL_F_RARP 2
#endif
#ifndef VHOST_USER_PROTOCOL_F_REPLY_ACK
#define VHOST_USER_PROTOCOL_F_REPLY_ACK 3
#endif
#ifndef VHOST_USER_PROTOCOL_F_NET_MTU
#define VHOST_USER_PROTOCOL_F_NET_MTU 4
#endif
#ifndef VHOST_USER_PROTOCOL_F_SLAVE_REQ
#define VHOST_USER_PROTOCOL_F_SLAVE_REQ 5
#endif
/** Indicate whether protocol features negotiation is supported. */
#ifndef VHOST_USER_F_PROTOCOL_FEATURES
#define VHOST_USER_F_PROTOCOL_FEATURES 30
#endif
/**
* Information relating to memory regions including offsets to
* addresses in QEMUs memory file.

2
lib/librte_vhost/vhost.h
View File

@ -175,8 +175,6 @@ struct vhost_msg {
#define VIRTIO_F_VERSION_1 32
#endif
#define VHOST_USER_F_PROTOCOL_FEATURES 30
/* Features supported by this builtin vhost-user net driver. */
#define VIRTIO_NET_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \
(1ULL << VIRTIO_F_ANY_LAYOUT) | \

7
lib/librte_vhost/vhost_user.h
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@ -14,13 +14,6 @@
#define VHOST_MEMORY_MAX_NREGIONS 8
#define VHOST_USER_PROTOCOL_F_MQ 0
#define VHOST_USER_PROTOCOL_F_LOG_SHMFD 1
#define VHOST_USER_PROTOCOL_F_RARP 2
#define VHOST_USER_PROTOCOL_F_REPLY_ACK 3
#define VHOST_USER_PROTOCOL_F_NET_MTU 4
#define VHOST_USER_PROTOCOL_F_SLAVE_REQ 5
#define VHOST_USER_PROTOCOL_FEATURES ((1ULL << VHOST_USER_PROTOCOL_F_MQ) | \
(1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) |\
(1ULL << VHOST_USER_PROTOCOL_F_RARP) | \