vDPA/ifcvf: verify mandatory feature bits for vDPA

[linux-2.6-microblaze.git] / drivers / vdpa / ifcvf / ifcvf_base.h

diff --git a/drivers/vdpa/ifcvf/ifcvf_base.h b/drivers/vdpa/ifcvf/ifcvf_base.h
index 794d150..f77239f 100644 (file)
--- a/drivers/vdpa/ifcvf/ifcvf_base.h
+++ b/drivers/vdpa/ifcvf/ifcvf_base.h
@@ -83,6 +83,7 @@ struct ifcvf_hw {
        void __iomem *notify_base;
        u32 notify_off_multiplier;
        u64 req_features;
+       u64 hw_features;
        struct virtio_pci_common_cfg __iomem *common_cfg;
        void __iomem *net_cfg;
        struct vring_info vring[IFCVF_MAX_QUEUE_PAIRS * 2];
@@ -121,6 +122,8 @@ void ifcvf_set_status(struct ifcvf_hw *hw, u8 status);
 void io_write64_twopart(u64 val, u32 *lo, u32 *hi);
 void ifcvf_reset(struct ifcvf_hw *hw);
 u64 ifcvf_get_features(struct ifcvf_hw *hw);
+u64 ifcvf_get_hw_features(struct ifcvf_hw *hw);
+int ifcvf_verify_min_features(struct ifcvf_hw *hw, u64 features);
 u16 ifcvf_get_vq_state(struct ifcvf_hw *hw, u16 qid);
 int ifcvf_set_vq_state(struct ifcvf_hw *hw, u16 qid, u16 num);
 struct ifcvf_adapter *vf_to_adapter(struct ifcvf_hw *hw);