rdma: add Mellanox mlx5 Direct Verbs receive support

[vpp.git] / src / plugins / rdma / rdma.h

diff --git a/src/plugins/rdma/rdma.h b/src/plugins/rdma/rdma.h
index 0aae498..1e2f3d9 100644 (file)
--- a/src/plugins/rdma/rdma.h
+++ b/src/plugins/rdma/rdma.h
@@ -20,12 +20,17 @@
 
 #include <infiniband/verbs.h>
 #include <vlib/log.h>
+#include <vlib/pci/pci.h>
+#include <vnet/interface.h>
+#include <vnet/ethernet/mac_address.h>
+#include <rdma/rdma_mlx5dv.h>
 
 #define foreach_rdma_device_flags \
   _(0, ERROR, "error") \
   _(1, ADMIN_UP, "admin-up") \
   _(2, LINK_UP, "link-up") \
-  _(3, PROMISC, "promiscuous")
+  _(3, PROMISC, "promiscuous") \
+  _(4, MLX5DV, "mlx5dv")
 
 enum
 {
@@ -43,6 +48,18 @@ typedef struct
   u32 size;
   u32 head;
   u32 tail;
+  u32 cq_ci;
+  u16 log2_cq_size;
+  u16 n_mini_cqes;
+  u16 n_mini_cqes_left;
+  u16 last_cqe_flags;
+  mlx5dv_cqe_t *cqes;
+  mlx5dv_rwq_t *wqes;
+  volatile u32 *wq_db;
+  volatile u32 *cq_db;
+  u32 cqn;
+  u32 wqe_cnt;
+  u32 wq_stride;
 } rdma_rxq_t;
 
 typedef struct
@@ -92,12 +109,33 @@ typedef struct
 
 typedef struct
 {
+  CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+  union
+  {
+    u16 cqe_flags[VLIB_FRAME_SIZE];
+    u16x8 cqe_flags8[VLIB_FRAME_SIZE / 8];
+    u16x16 cqe_flags16[VLIB_FRAME_SIZE / 16];
+  };
+  vlib_buffer_t buffer_template;
+} rdma_per_thread_data_t;
+
+typedef struct
+{
+  rdma_per_thread_data_t *per_thread_data;
   rdma_device_t *devices;
   vlib_log_class_t log_class;
+  u16 msg_id_base;
 } rdma_main_t;
 
 extern rdma_main_t rdma_main;
 
+typedef enum
+{
+  RDMA_MODE_AUTO = 0,
+  RDMA_MODE_IBV,
+  RDMA_MODE_DV,
+} rdma_mode_t;
+
 typedef struct
 {
   u8 *ifname;
@@ -105,6 +143,7 @@ typedef struct
   u32 rxq_size;
   u32 txq_size;
   u32 rxq_num;
+  rdma_mode_t mode;
 
   /* return */
   int rv;
@@ -118,15 +157,17 @@ void rdma_delete_if (vlib_main_t * vm, rdma_device_t * rd);
 extern vlib_node_registration_t rdma_input_node;
 extern vnet_device_class_t rdma_device_class;
 
-/* format.c */
 format_function_t format_rdma_device;
 format_function_t format_rdma_device_name;
 format_function_t format_rdma_input_trace;
+format_function_t format_rdma_rxq;
+unformat_function_t unformat_rdma_create_if_args;
 
 typedef struct
 {
   u32 next_index;
   u32 hw_if_index;
+  u16 cqe_flags;
 } rdma_input_trace_t;
 
 #define foreach_rdma_tx_func_error            \