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Diffstat (limited to 'hw/rdma/vmw/pvrdma_dev_ring.h')
-rw-r--r--hw/rdma/vmw/pvrdma_dev_ring.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/hw/rdma/vmw/pvrdma_dev_ring.h b/hw/rdma/vmw/pvrdma_dev_ring.h
index 5f2a0cf9b9..d231588ce0 100644
--- a/hw/rdma/vmw/pvrdma_dev_ring.h
+++ b/hw/rdma/vmw/pvrdma_dev_ring.h
@@ -19,18 +19,23 @@
#define MAX_RING_NAME_SZ 32
+typedef struct PvrdmaRingState {
+ int prod_tail; /* producer tail */
+ int cons_head; /* consumer head */
+} PvrdmaRingState;
+
typedef struct PvrdmaRing {
char name[MAX_RING_NAME_SZ];
PCIDevice *dev;
uint32_t max_elems;
size_t elem_sz;
- struct pvrdma_ring *ring_state; /* used only for unmap */
+ PvrdmaRingState *ring_state; /* used only for unmap */
int npages;
void **pages;
} PvrdmaRing;
int pvrdma_ring_init(PvrdmaRing *ring, const char *name, PCIDevice *dev,
- struct pvrdma_ring *ring_state, uint32_t max_elems,
+ PvrdmaRingState *ring_state, uint32_t max_elems,
size_t elem_sz, dma_addr_t *tbl, uint32_t npages);
void *pvrdma_ring_next_elem_read(PvrdmaRing *ring);
void pvrdma_ring_read_inc(PvrdmaRing *ring);