Date: Fri, 10 Nov 2017 13:56:11 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r325656 - in head/sys/dev/mlx5: . mlx5_core Message-ID: <201711101356.vAADuBwh014329@repo.freebsd.org>
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Author: hselasky Date: Fri Nov 10 13:56:11 2017 New Revision: 325656 URL: https://svnweb.freebsd.org/changeset/base/325656 Log: Add API functions to query and modify local loopback of multicast and unicast traffic in mlx5 core. Sponsored by: Mellanox Technologies MFC after: 1 week Modified: head/sys/dev/mlx5/mlx5_core/mlx5_vport.c head/sys/dev/mlx5/vport.h Modified: head/sys/dev/mlx5/mlx5_core/mlx5_vport.c ============================================================================== --- head/sys/dev/mlx5/mlx5_core/mlx5_vport.c Fri Nov 10 13:53:53 2017 (r325655) +++ head/sys/dev/mlx5/mlx5_core/mlx5_vport.c Fri Nov 10 13:56:11 2017 (r325656) @@ -1485,6 +1485,72 @@ int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev } EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc); +int mlx5_nic_vport_modify_local_lb(struct mlx5_core_dev *mdev, + enum mlx5_local_lb_selection selection, + u8 value) +{ + void *in; + int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in); + int err; + + in = mlx5_vzalloc(inlen); + if (!in) { + mlx5_core_warn(mdev, "failed to allocate inbox\n"); + return -ENOMEM; + } + + MLX5_SET(modify_nic_vport_context_in, in, vport_number, 0); + + if (selection == MLX5_LOCAL_MC_LB) { + MLX5_SET(modify_nic_vport_context_in, in, + field_select.disable_mc_local_lb, 1); + MLX5_SET(modify_nic_vport_context_in, in, + nic_vport_context.disable_mc_local_lb, + value); + } else { + MLX5_SET(modify_nic_vport_context_in, in, + field_select.disable_uc_local_lb, 1); + MLX5_SET(modify_nic_vport_context_in, in, + nic_vport_context.disable_uc_local_lb, + value); + } + + err = mlx5_modify_nic_vport_context(mdev, in, inlen); + + kvfree(in); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_nic_vport_modify_local_lb); + +int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, + enum mlx5_local_lb_selection selection, + u8 *value) +{ + void *out; + int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out); + int err; + + out = kzalloc(outlen, GFP_KERNEL); + if (!out) + return -ENOMEM; + + err = mlx5_query_nic_vport_context(mdev, 0, out, outlen); + if (err) + goto done; + + if (selection == MLX5_LOCAL_MC_LB) + *value = MLX5_GET(query_nic_vport_context_out, out, + nic_vport_context.disable_mc_local_lb); + else + *value = MLX5_GET(query_nic_vport_context_out, out, + nic_vport_context.disable_uc_local_lb); + +done: + kfree(out); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb); + int mlx5_query_vport_counter(struct mlx5_core_dev *dev, u8 port_num, u16 vport_num, void *out, int out_size) Modified: head/sys/dev/mlx5/vport.h ============================================================================== --- head/sys/dev/mlx5/vport.h Fri Nov 10 13:53:53 2017 (r325655) +++ head/sys/dev/mlx5/vport.h Fri Nov 10 13:56:11 2017 (r325656) @@ -41,7 +41,17 @@ int mlx5_vport_query_q_counter(struct mlx5_core_dev *m int mlx5_vport_query_out_of_rx_buffer(struct mlx5_core_dev *mdev, u16 counter_set_id, u32 *out_of_rx_buffer); +enum mlx5_local_lb_selection { + MLX5_LOCAL_MC_LB, + MLX5_LOCAL_UC_LB +}; +int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev, + enum mlx5_local_lb_selection selection, + u8 *value); +int mlx5_nic_vport_modify_local_lb(struct mlx5_core_dev *mdev, + enum mlx5_local_lb_selection selection, + u8 value); u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport); u8 mlx5_query_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport);
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