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| author | Zhu Lingshan <lingshan.zhu@intel.com> | 2023-05-26 22:52:50 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2023-06-27 10:47:07 -0400 |
| commit | a4751306bf696785b7446503c287010e667d002b (patch) | |
| tree | b591717440dfdc7d51e6bc70aff033210075b331 /drivers/vdpa/ifcvf/ifcvf_base.h | |
| parent | 6995e2de6891c724bfeb2db33d7b87775f913ad1 (diff) | |
| download | linux-a4751306bf696785b7446503c287010e667d002b.tar.gz linux-a4751306bf696785b7446503c287010e667d002b.tar.bz2 linux-a4751306bf696785b7446503c287010e667d002b.zip | |
vDPA/ifcvf: virt queue ops take immediate actions
In this commit, virtqueue operations including:
set_vq_num(), set_vq_address(), set_vq_ready()
and get_vq_ready() access PCI registers directly
to take immediate actions.
Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20230526145254.39537-2-lingshan.zhu@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vdpa/ifcvf/ifcvf_base.h')
| -rw-r--r-- | drivers/vdpa/ifcvf/ifcvf_base.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/vdpa/ifcvf/ifcvf_base.h b/drivers/vdpa/ifcvf/ifcvf_base.h index c20d1c40214e..d545a9411143 100644 --- a/drivers/vdpa/ifcvf/ifcvf_base.h +++ b/drivers/vdpa/ifcvf/ifcvf_base.h @@ -47,12 +47,7 @@ #define MSIX_VECTOR_DEV_SHARED 3 struct vring_info { - u64 desc; - u64 avail; - u64 used; - u16 size; u16 last_avail_idx; - bool ready; void __iomem *notify_addr; phys_addr_t notify_pa; u32 irq; @@ -137,4 +132,9 @@ int ifcvf_probed_virtio_net(struct ifcvf_hw *hw); u32 ifcvf_get_config_size(struct ifcvf_hw *hw); u16 ifcvf_set_vq_vector(struct ifcvf_hw *hw, u16 qid, int vector); u16 ifcvf_set_config_vector(struct ifcvf_hw *hw, int vector); +void ifcvf_set_vq_num(struct ifcvf_hw *hw, u16 qid, u32 num); +int ifcvf_set_vq_address(struct ifcvf_hw *hw, u16 qid, u64 desc_area, + u64 driver_area, u64 device_area); +bool ifcvf_get_vq_ready(struct ifcvf_hw *hw, u16 qid); +void ifcvf_set_vq_ready(struct ifcvf_hw *hw, u16 qid, bool ready); #endif /* _IFCVF_H_ */ |