net/mlx5e: TX, Use function to access sq_dma object in fifo

Use designated function mlx5e_dma_get() to get
the mlx5e_sq_dma object to be pushed into fifo.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Reviewed-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 9106ea4..ae73ea9 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -66,22 +66,21 @@ static inline void mlx5e_tx_dma_unmap(struct device *pdev,
        }
 }
 
+static inline struct mlx5e_sq_dma *mlx5e_dma_get(struct mlx5e_txqsq *sq, u32 i)
+{
+       return &sq->db.dma_fifo[i & sq->dma_fifo_mask];
+}
+
 static inline void mlx5e_dma_push(struct mlx5e_txqsq *sq,
                                  dma_addr_t addr,
                                  u32 size,
                                  enum mlx5e_dma_map_type map_type)
 {
-       u32 i = sq->dma_fifo_pc & sq->dma_fifo_mask;
+       struct mlx5e_sq_dma *dma = mlx5e_dma_get(sq, sq->dma_fifo_pc++);
 
-       sq->db.dma_fifo[i].addr = addr;
-       sq->db.dma_fifo[i].size = size;
-       sq->db.dma_fifo[i].type = map_type;
-       sq->dma_fifo_pc++;
-}
-
-static inline struct mlx5e_sq_dma *mlx5e_dma_get(struct mlx5e_txqsq *sq, u32 i)
-{
-       return &sq->db.dma_fifo[i & sq->dma_fifo_mask];
+       dma->addr = addr;
+       dma->size = size;
+       dma->type = map_type;
 }
 
 static void mlx5e_dma_unmap_wqe_err(struct mlx5e_txqsq *sq, u8 num_dma)