net/mlx5e: Extendable vport representor netdev private data

[mirror_ubuntu-bionic-kernel.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 b7feecfbb5a5739a946ee042f33ce95b35108097..0099a3e397bcf8758388b44e0e44888b35468920 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -37,6 +37,7 @@
 #include <linux/timecounter.h>
 #include <linux/net_tstamp.h>
 #include <linux/ptp_clock_kernel.h>
+#include <linux/crash_dump.h>
 #include <linux/mlx5/driver.h>
 #include <linux/mlx5/qp.h>
 #include <linux/mlx5/cq.h>
@@ -90,7 +91,7 @@
 #define MLX5E_VALID_NUM_MTTS(num_mtts) (MLX5_MTT_OCTW(num_mtts) - 1 <= U16_MAX)
 
 #define MLX5_UMR_ALIGN                         (2048)
-#define MLX5_MPWRQ_SMALL_PACKET_THRESHOLD      (128)
+#define MLX5_MPWRQ_SMALL_PACKET_THRESHOLD      (256)
 
 #define MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ                 (64 * 1024)
 #define MLX5E_DEFAULT_LRO_TIMEOUT                       32
@@ -153,6 +154,14 @@ static inline int mlx5_max_log_rq_size(int wq_type)
        }
 }
 
+static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev)
+{
+       return is_kdump_kernel() ?
+               MLX5E_MIN_NUM_CHANNELS :
+               min_t(int, mdev->priv.eq_table.num_comp_vectors,
+                     MLX5E_MAX_NUM_CHANNELS);
+}
+
 struct mlx5e_tx_wqe {
        struct mlx5_wqe_ctrl_seg ctrl;
        struct mlx5_wqe_eth_seg  eth;
@@ -295,6 +304,7 @@ struct mlx5e_cq {
 } ____cacheline_aligned_in_smp;
 
 struct mlx5e_tx_wqe_info {
+       struct sk_buff *skb;
        u32 num_bytes;
        u8  num_wqebbs;
        u8  num_dma;
@@ -336,7 +346,6 @@ struct mlx5e_txqsq {
 
        /* write@xmit, read@completion */
        struct {
-               struct sk_buff           **skb;
                struct mlx5e_sq_dma       *dma_fifo;
                struct mlx5e_tx_wqe_info  *wqe_info;
        } db;
@@ -770,6 +779,10 @@ struct mlx5e_profile {
        void    (*disable)(struct mlx5e_priv *priv);
        void    (*update_stats)(struct mlx5e_priv *priv);
        int     (*max_nch)(struct mlx5_core_dev *mdev);
+       struct {
+               mlx5e_fp_handle_rx_cqe handle_rx_cqe;
+               mlx5e_fp_handle_rx_cqe handle_rx_cqe_mpwqe;
+       } rx_handlers;
        int     max_tc;
 };
 
@@ -874,6 +887,8 @@ typedef int (*mlx5e_fp_hw_modify)(struct mlx5e_priv *priv);
 void mlx5e_switch_priv_channels(struct mlx5e_priv *priv,
                                struct mlx5e_channels *new_chs,
                                mlx5e_fp_hw_modify hw_modify);
+void mlx5e_activate_priv_channels(struct mlx5e_priv *priv);
+void mlx5e_deactivate_priv_channels(struct mlx5e_priv *priv);
 
 void mlx5e_build_default_indir_rqt(struct mlx5_core_dev *mdev,
                                   u32 *indirection_rqt, int len,
@@ -976,41 +991,41 @@ int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev);
 void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev);
 int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb);
 
-struct mlx5_eswitch_rep;
-int mlx5e_vport_rep_load(struct mlx5_eswitch *esw,
-                        struct mlx5_eswitch_rep *rep);
-void mlx5e_vport_rep_unload(struct mlx5_eswitch *esw,
-                           struct mlx5_eswitch_rep *rep);
-int mlx5e_nic_rep_load(struct mlx5_eswitch *esw, struct mlx5_eswitch_rep *rep);
-void mlx5e_nic_rep_unload(struct mlx5_eswitch *esw,
-                         struct mlx5_eswitch_rep *rep);
-int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv);
-void mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv);
-int mlx5e_attr_get(struct net_device *dev, struct switchdev_attr *attr);
-void mlx5e_handle_rx_cqe_rep(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe);
-void mlx5e_update_hw_rep_counters(struct mlx5e_priv *priv);
+/* common netdev helpers */
+int mlx5e_create_indirect_rqt(struct mlx5e_priv *priv);
+
+int mlx5e_create_indirect_tirs(struct mlx5e_priv *priv);
+void mlx5e_destroy_indirect_tirs(struct mlx5e_priv *priv);
 
 int mlx5e_create_direct_rqts(struct mlx5e_priv *priv);
-void mlx5e_destroy_rqt(struct mlx5e_priv *priv, struct mlx5e_rqt *rqt);
+void mlx5e_destroy_direct_rqts(struct mlx5e_priv *priv);
 int mlx5e_create_direct_tirs(struct mlx5e_priv *priv);
 void mlx5e_destroy_direct_tirs(struct mlx5e_priv *priv);
+void mlx5e_destroy_rqt(struct mlx5e_priv *priv, struct mlx5e_rqt *rqt);
+
+int mlx5e_create_ttc_table(struct mlx5e_priv *priv, u32 underlay_qpn);
+void mlx5e_destroy_ttc_table(struct mlx5e_priv *priv);
+
+int mlx5e_create_tis(struct mlx5_core_dev *mdev, int tc,
+                    u32 underlay_qpn, u32 *tisn);
+void mlx5e_destroy_tis(struct mlx5_core_dev *mdev, u32 tisn);
+
 int mlx5e_create_tises(struct mlx5e_priv *priv);
 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);
-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);
 u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout);
 
-int mlx5e_get_offload_stats(int attr_id, const struct net_device *dev,
-                           void *sp);
-bool mlx5e_has_offload_stats(const struct net_device *dev, int attr_id);
+/* mlx5e generic netdev management API */
+struct net_device*
+mlx5e_create_netdev(struct mlx5_core_dev *mdev, const struct mlx5e_profile *profile,
+                   void *ppriv);
+int mlx5e_attach_netdev(struct mlx5e_priv *priv);
+void mlx5e_detach_netdev(struct mlx5e_priv *priv);
+void mlx5e_destroy_netdev(struct mlx5e_priv *priv);
+void mlx5e_build_nic_params(struct mlx5_core_dev *mdev,
+                           struct mlx5e_params *params,
+                           u16 max_channels);
 
-bool mlx5e_is_uplink_rep(struct mlx5e_priv *priv);
-bool mlx5e_is_vf_vport_rep(struct mlx5e_priv *priv);
 #endif /* __MLX5_EN_H__ */