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authorDamjan Marion <damarion@cisco.com>2020-03-12 11:56:00 +0100
committerDamjan Marion <dmarion@me.com>2020-03-16 19:09:39 +0000
commitdd648aac0615c416507de9097b6f50db16ad319c (patch)
tree37a19fb2db728567f49aa1928f947b64edf55142 /src/plugins/rdma/rdma.h
parentd35887297d6320efb36c24ef123480f27a736b16 (diff)
rdma: add Mellanox mlx5 Direct Verbs receive support
Type: feature Change-Id: I3f287ab536a482c366ad7df47e1c04e640992ebc Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/rdma/rdma.h')
-rw-r--r--src/plugins/rdma/rdma.h24
1 files changed, 23 insertions, 1 deletions
diff --git a/src/plugins/rdma/rdma.h b/src/plugins/rdma/rdma.h
index 302d2383cfe..1e2f3d9ea0e 100644
--- a/src/plugins/rdma/rdma.h
+++ b/src/plugins/rdma/rdma.h
@@ -23,12 +23,14 @@
#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
{
@@ -46,6 +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
@@ -96,6 +110,12 @@ 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;
@@ -140,12 +160,14 @@ extern vnet_device_class_t rdma_device_class;
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 \