[dpdk-dev] [PATCH v3 04/11] common/mlx5: add compress primitives

[Matan Azrad <matan@nvidia.com>]

Add the GGA compress WQE related structures and definitions.

Signed-off-by: Matan Azrad <matan@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
---
 drivers/common/mlx5/mlx5_prm.h | 41 +++++++++++++++++++++++++++++++++++++++--
 1 file changed, 39 insertions(+), 2 deletions(-)

diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index 72c843f..8809b92 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -412,10 +412,23 @@ struct mlx5_cqe_ts {
 	uint8_t op_own;
 };
 
+/* GGA */
 /* MMO metadata segment */
 
-#define	MLX5_OPCODE_MMO	0x2f
-#define	MLX5_OPC_MOD_MMO_REGEX 0x4
+#define	MLX5_OPCODE_MMO	0x2fu
+#define	MLX5_OPC_MOD_MMO_REGEX 0x4u
+#define	MLX5_OPC_MOD_MMO_COMP 0x2u
+#define	MLX5_OPC_MOD_MMO_DECOMP 0x3u
+#define	MLX5_OPC_MOD_MMO_DMA 0x1u
+
+#define WQE_GGA_COMP_WIN_SIZE_OFFSET 12u
+#define WQE_GGA_COMP_BLOCK_SIZE_OFFSET 16u
+#define WQE_GGA_COMP_DYNAMIC_SIZE_OFFSET 20u
+#define MLX5_GGA_COMP_WIN_SIZE_UNITS 1024u
+#define MLX5_GGA_COMP_WIN_SIZE_MAX (32u * MLX5_GGA_COMP_WIN_SIZE_UNITS)
+#define MLX5_GGA_COMP_LOG_BLOCK_SIZE_MAX 15u
+#define MLX5_GGA_COMP_LOG_DYNAMIC_SIZE_MAX 15u
+#define MLX5_GGA_COMP_LOG_DYNAMIC_SIZE_MIN 0u
 
 struct mlx5_wqe_metadata_seg {
 	uint32_t mmo_control_31_0; /* mmo_control_63_32 is in ctrl_seg.imm */
@@ -423,6 +436,30 @@ struct mlx5_wqe_metadata_seg {
 	uint64_t addr;
 };
 
+struct mlx5_gga_wqe {
+	uint32_t opcode;
+	uint32_t sq_ds;
+	uint32_t flags;
+	uint32_t gga_ctrl1;  /* ws 12-15, bs 16-19, dyns 20-23. */
+	uint32_t gga_ctrl2;
+	uint32_t opaque_lkey;
+	uint64_t opaque_vaddr;
+	struct mlx5_wqe_dseg gather;
+	struct mlx5_wqe_dseg scatter;
+} __rte_packed;
+
+struct mlx5_gga_compress_opaque {
+	uint32_t syndrom;
+	uint32_t reserved0;
+	uint32_t scattered_length;
+	uint32_t gathered_length;
+	uint64_t scatter_crc;
+	uint64_t gather_crc;
+	uint32_t crc32;
+	uint32_t adler32;
+	uint8_t reserved1[216];
+} __rte_packed;
+
 struct mlx5_ifc_regexp_mmo_control_bits {
 	uint8_t reserved_at_31[0x2];
 	uint8_t le[0x1];
-- 
1.8.3.1