net/mlx5e: Implement mlx5e interface attach/detach callbacks

[cascardo/linux.git] / drivers / net / ethernet / mellanox / mlx5 / core / en.h

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 1b495ef..a9358cf 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -73,8 +73,12 @@
 #define MLX5_MPWRQ_PAGES_PER_WQE               BIT(MLX5_MPWRQ_WQE_PAGE_ORDER)
 #define MLX5_MPWRQ_STRIDES_PER_PAGE            (MLX5_MPWRQ_NUM_STRIDES >> \
                                                 MLX5_MPWRQ_WQE_PAGE_ORDER)
-#define MLX5_CHANNEL_MAX_NUM_MTTS (ALIGN(MLX5_MPWRQ_PAGES_PER_WQE, 8) * \
-                                  BIT(MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE_MPW))
+
+#define MLX5_MTT_OCTW(npages) (ALIGN(npages, 8) / 2)
+#define MLX5E_REQUIRED_MTTS(rqs, wqes)\
+       (rqs * wqes * ALIGN(MLX5_MPWRQ_PAGES_PER_WQE, 8))
+#define MLX5E_VALID_NUM_MTTS(num_mtts) (MLX5_MTT_OCTW(num_mtts) <= U16_MAX)
+
 #define MLX5_UMR_ALIGN                         (2048)
 #define MLX5_MPWRQ_SMALL_PACKET_THRESHOLD      (128)
 
@@ -219,9 +223,8 @@ struct mlx5e_tstamp {
 };
 
 enum {
-       MLX5E_RQ_STATE_POST_WQES_ENABLE,
+       MLX5E_RQ_STATE_FLUSH,
        MLX5E_RQ_STATE_UMR_WQE_IN_PROGRESS,
-       MLX5E_RQ_STATE_FLUSH_TIMEOUT,
        MLX5E_RQ_STATE_AM,
 };
 
@@ -304,6 +307,7 @@ struct mlx5e_rq {
 
        unsigned long          state;
        int                    ix;
+       u32                    mpwqe_mtt_offset;
 
        struct mlx5e_rx_am     am; /* Adaptive Moderation */
 
@@ -365,9 +369,8 @@ struct mlx5e_sq_dma {
 };
 
 enum {
-       MLX5E_SQ_STATE_WAKE_TXQ_ENABLE,
+       MLX5E_SQ_STATE_FLUSH,
        MLX5E_SQ_STATE_BF_ENABLE,
-       MLX5E_SQ_STATE_TX_TIMEOUT,
 };
 
 struct mlx5e_ico_wqe_info {
@@ -651,40 +654,6 @@ struct mlx5e_priv {
        void                      *ppriv;
 };
 
-enum mlx5e_link_mode {
-       MLX5E_1000BASE_CX_SGMII  = 0,
-       MLX5E_1000BASE_KX        = 1,
-       MLX5E_10GBASE_CX4        = 2,
-       MLX5E_10GBASE_KX4        = 3,
-       MLX5E_10GBASE_KR         = 4,
-       MLX5E_20GBASE_KR2        = 5,
-       MLX5E_40GBASE_CR4        = 6,
-       MLX5E_40GBASE_KR4        = 7,
-       MLX5E_56GBASE_R4         = 8,
-       MLX5E_10GBASE_CR         = 12,
-       MLX5E_10GBASE_SR         = 13,
-       MLX5E_10GBASE_ER         = 14,
-       MLX5E_40GBASE_SR4        = 15,
-       MLX5E_40GBASE_LR4        = 16,
-       MLX5E_50GBASE_SR2        = 18,
-       MLX5E_100GBASE_CR4       = 20,
-       MLX5E_100GBASE_SR4       = 21,
-       MLX5E_100GBASE_KR4       = 22,
-       MLX5E_100GBASE_LR4       = 23,
-       MLX5E_100BASE_TX         = 24,
-       MLX5E_1000BASE_T         = 25,
-       MLX5E_10GBASE_T          = 26,
-       MLX5E_25GBASE_CR         = 27,
-       MLX5E_25GBASE_KR         = 28,
-       MLX5E_25GBASE_SR         = 29,
-       MLX5E_50GBASE_CR2        = 30,
-       MLX5E_50GBASE_KR2        = 31,
-       MLX5E_LINK_MODES_NUMBER,
-};
-
-#define MLX5E_PROT_MASK(link_mode) (1 << link_mode)
-
-
 void mlx5e_build_ptys2ethtool_map(void);
 
 void mlx5e_send_nop(struct mlx5e_sq *sq, bool notify_hw);
@@ -698,7 +667,6 @@ int mlx5e_napi_poll(struct napi_struct *napi, int budget);
 bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget);
 int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget);
 void mlx5e_free_tx_descs(struct mlx5e_sq *sq);
-void mlx5e_free_rx_descs(struct mlx5e_rq *rq);
 
 void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
 void mlx5e_handle_rx_cqe_mpwrq(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
@@ -814,11 +782,6 @@ static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev)
                     MLX5E_MAX_NUM_CHANNELS);
 }
 
-static inline int mlx5e_get_mtt_octw(int npages)
-{
-       return ALIGN(npages, 8) / 2;
-}
-
 extern const struct ethtool_ops mlx5e_ethtool_ops;
 #ifdef CONFIG_MLX5_CORE_EN_DCB
 extern const struct dcbnl_rtnl_ops mlx5e_dcbnl_ops;
@@ -881,9 +844,12 @@ void mlx5e_cleanup_nic_tx(struct mlx5e_priv *priv);
 int mlx5e_close(struct net_device *netdev);
 int mlx5e_open(struct net_device *netdev);
 void mlx5e_update_stats_work(struct work_struct *work);
-void *mlx5e_create_netdev(struct mlx5_core_dev *mdev,
-                         const struct mlx5e_profile *profile, void *ppriv);
+struct net_device *mlx5e_create_netdev(struct mlx5_core_dev *mdev,
+                                      const struct mlx5e_profile *profile,
+                                      void *ppriv);
 void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, struct mlx5e_priv *priv);
+int mlx5e_attach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev);
+void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev);
 struct rtnl_link_stats64 *
 mlx5e_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats);