From: Cindy Lu <lulu@redhat.com>
To: lulu@redhat.com, mst@redhat.com, jasowang@redhat.com,
qemu-devel@nongnu.org
Subject: [PATCH v5 2/6] vhost: add new call back function for config interrupt
Date: Thu, 8 Apr 2021 17:38:20 +0800 [thread overview]
Message-ID: <20210408093824.14985-3-lulu@redhat.com> (raw)
In-Reply-To: <20210408093824.14985-1-lulu@redhat.com>
to support configure interrupt, we need to
Add new call back function for config interrupt.
now聽this call back function only used in vhost-vdpa driver
Signed-off-by: Cindy Lu <lulu@redhat.com>
---
hw/virtio/trace-events | 2 ++
hw/virtio/vhost-vdpa.c | 7 +++++++
include/hw/virtio/vhost-backend.h | 3 +++
3 files changed, 12 insertions(+)
diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events
index 2060a144a2..6710835b46 100644
--- a/hw/virtio/trace-events
+++ b/hw/virtio/trace-events
@@ -52,6 +52,8 @@ vhost_vdpa_set_vring_call(void *dev, unsigned int index, int fd) "dev: %p index:
vhost_vdpa_get_features(void *dev, uint64_t features) "dev: %p features: 0x%"PRIx64
vhost_vdpa_set_owner(void *dev) "dev: %p"
vhost_vdpa_vq_get_addr(void *dev, void *vq, uint64_t desc_user_addr, uint64_t avail_user_addr, uint64_t used_user_addr) "dev: %p vq: %p desc_user_addr: 0x%"PRIx64" avail_user_addr: 0x%"PRIx64" used_user_addr: 0x%"PRIx64
+vhost_vdpa_set_config_call(void *dev, int *fd)"dev: %p fd: %p"
+
# virtio.c
virtqueue_alloc_element(void *elem, size_t sz, unsigned in_num, unsigned out_num) "elem %p size %zd in_num %u out_num %u"
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index 01d2101d09..9ba2a2bed4 100644
--- a/hw/virtio/vhost-vdpa.c
+++ b/hw/virtio/vhost-vdpa.c
@@ -545,6 +545,12 @@ static int vhost_vdpa_set_vring_call(struct vhost_dev *dev,
trace_vhost_vdpa_set_vring_call(dev, file->index, file->fd);
return vhost_vdpa_call(dev, VHOST_SET_VRING_CALL, file);
}
+static int vhost_vdpa_set_config_call(struct vhost_dev *dev,
+ int *fd)
+{
+ trace_vhost_vdpa_set_config_call(dev, fd);
+ return vhost_vdpa_call(dev, VHOST_VDPA_SET_CONFIG_CALL, fd);
+}
static int vhost_vdpa_get_features(struct vhost_dev *dev,
uint64_t *features)
@@ -611,4 +617,5 @@ const VhostOps vdpa_ops = {
.vhost_get_device_id = vhost_vdpa_get_device_id,
.vhost_vq_get_addr = vhost_vdpa_vq_get_addr,
.vhost_force_iommu = vhost_vdpa_force_iommu,
+ .vhost_set_config_call = vhost_vdpa_set_config_call,
};
diff --git a/include/hw/virtio/vhost-backend.h b/include/hw/virtio/vhost-backend.h
index 8a6f8e2a7a..adaf6982d2 100644
--- a/include/hw/virtio/vhost-backend.h
+++ b/include/hw/virtio/vhost-backend.h
@@ -125,6 +125,8 @@ typedef int (*vhost_get_device_id_op)(struct vhost_dev *dev, uint32_t *dev_id);
typedef bool (*vhost_force_iommu_op)(struct vhost_dev *dev);
+typedef int (*vhost_set_config_call_op)(struct vhost_dev *dev,
+ int *fd);
typedef struct VhostOps {
VhostBackendType backend_type;
vhost_backend_init vhost_backend_init;
@@ -170,6 +172,7 @@ typedef struct VhostOps {
vhost_vq_get_addr_op vhost_vq_get_addr;
vhost_get_device_id_op vhost_get_device_id;
vhost_force_iommu_op vhost_force_iommu;
+ vhost_set_config_call_op vhost_set_config_call;
} VhostOps;
extern const VhostOps user_ops;
--
2.21.3
next prev parent reply other threads:[~2021-04-08 9:46 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 9:38 [PATCH v5 0/6] vhost-vdpa: add support for configure interrupt Cindy Lu
2021-04-08 9:38 ` [PATCH v5 1/6] virtio: introduce new type in interrupt process Cindy Lu
2021-04-09 6:57 ` Jason Wang
2021-04-12 8:09 ` Cindy Lu
2021-04-08 9:38 ` Cindy Lu [this message]
2021-04-09 7:12 ` [PATCH v5 2/6] vhost: add new call back function for config interrupt Jason Wang
2021-04-12 8:06 ` Cindy Lu
2021-04-08 9:38 ` [PATCH v5 3/6] virtio:add support in configure interrupt Cindy Lu
2021-04-09 7:21 ` Jason Wang
2021-04-12 8:05 ` Cindy Lu
2021-04-08 9:38 ` [PATCH v5 4/6] vhost-vdpa: add support for " Cindy Lu
2021-04-09 7:24 ` Jason Wang
2021-04-12 8:18 ` Cindy Lu
2021-04-08 9:38 ` [PATCH v5 5/6] virtio-mmio: " Cindy Lu
2021-04-09 7:27 ` Jason Wang
2021-04-08 9:38 ` [PATCH v5 6/6] virtio-pci: " Cindy Lu
2021-04-09 7:39 ` Jason Wang
2021-04-12 8:27 ` Cindy Lu
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