These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / drivers / net / ethernet / mellanox / mlx5 / core / port.c
index 49e90f2..a87e773 100644 (file)
@@ -90,15 +90,276 @@ int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps)
 {
        struct mlx5_reg_pcap in;
        struct mlx5_reg_pcap out;
-       int err;
 
        memset(&in, 0, sizeof(in));
        in.caps_127_96 = cpu_to_be32(caps);
        in.port_num = port_num;
 
-       err = mlx5_core_access_reg(dev, &in, sizeof(in), &out,
-                                  sizeof(out), MLX5_REG_PCAP, 0, 1);
-
-       return err;
+       return mlx5_core_access_reg(dev, &in, sizeof(in), &out,
+                                   sizeof(out), MLX5_REG_PCAP, 0, 1);
 }
 EXPORT_SYMBOL_GPL(mlx5_set_port_caps);
+
+int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys,
+                        int ptys_size, int proto_mask, u8 local_port)
+{
+       u32 in[MLX5_ST_SZ_DW(ptys_reg)];
+
+       memset(in, 0, sizeof(in));
+       MLX5_SET(ptys_reg, in, local_port, local_port);
+       MLX5_SET(ptys_reg, in, proto_mask, proto_mask);
+
+       return mlx5_core_access_reg(dev, in, sizeof(in), ptys,
+                                   ptys_size, MLX5_REG_PTYS, 0, 0);
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_ptys);
+
+int mlx5_query_port_proto_cap(struct mlx5_core_dev *dev,
+                             u32 *proto_cap, int proto_mask)
+{
+       u32 out[MLX5_ST_SZ_DW(ptys_reg)];
+       int err;
+
+       err = mlx5_query_port_ptys(dev, out, sizeof(out), proto_mask, 1);
+       if (err)
+               return err;
+
+       if (proto_mask == MLX5_PTYS_EN)
+               *proto_cap = MLX5_GET(ptys_reg, out, eth_proto_capability);
+       else
+               *proto_cap = MLX5_GET(ptys_reg, out, ib_proto_capability);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_proto_cap);
+
+int mlx5_query_port_proto_admin(struct mlx5_core_dev *dev,
+                               u32 *proto_admin, int proto_mask)
+{
+       u32 out[MLX5_ST_SZ_DW(ptys_reg)];
+       int err;
+
+       err = mlx5_query_port_ptys(dev, out, sizeof(out), proto_mask, 1);
+       if (err)
+               return err;
+
+       if (proto_mask == MLX5_PTYS_EN)
+               *proto_admin = MLX5_GET(ptys_reg, out, eth_proto_admin);
+       else
+               *proto_admin = MLX5_GET(ptys_reg, out, ib_proto_admin);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_proto_admin);
+
+int mlx5_query_port_link_width_oper(struct mlx5_core_dev *dev,
+                                   u8 *link_width_oper, u8 local_port)
+{
+       u32 out[MLX5_ST_SZ_DW(ptys_reg)];
+       int err;
+
+       err = mlx5_query_port_ptys(dev, out, sizeof(out), MLX5_PTYS_IB, local_port);
+       if (err)
+               return err;
+
+       *link_width_oper = MLX5_GET(ptys_reg, out, ib_link_width_oper);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_link_width_oper);
+
+int mlx5_query_port_proto_oper(struct mlx5_core_dev *dev,
+                              u8 *proto_oper, int proto_mask,
+                              u8 local_port)
+{
+       u32 out[MLX5_ST_SZ_DW(ptys_reg)];
+       int err;
+
+       err = mlx5_query_port_ptys(dev, out, sizeof(out), proto_mask, local_port);
+       if (err)
+               return err;
+
+       if (proto_mask == MLX5_PTYS_EN)
+               *proto_oper = MLX5_GET(ptys_reg, out, eth_proto_oper);
+       else
+               *proto_oper = MLX5_GET(ptys_reg, out, ib_proto_oper);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_proto_oper);
+
+int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin,
+                       int proto_mask)
+{
+       u32 in[MLX5_ST_SZ_DW(ptys_reg)];
+       u32 out[MLX5_ST_SZ_DW(ptys_reg)];
+
+       memset(in, 0, sizeof(in));
+
+       MLX5_SET(ptys_reg, in, local_port, 1);
+       MLX5_SET(ptys_reg, in, proto_mask, proto_mask);
+       if (proto_mask == MLX5_PTYS_EN)
+               MLX5_SET(ptys_reg, in, eth_proto_admin, proto_admin);
+       else
+               MLX5_SET(ptys_reg, in, ib_proto_admin, proto_admin);
+
+       return mlx5_core_access_reg(dev, in, sizeof(in), out,
+                                   sizeof(out), MLX5_REG_PTYS, 0, 1);
+}
+EXPORT_SYMBOL_GPL(mlx5_set_port_proto);
+
+int mlx5_set_port_admin_status(struct mlx5_core_dev *dev,
+                              enum mlx5_port_status status)
+{
+       u32 in[MLX5_ST_SZ_DW(paos_reg)];
+       u32 out[MLX5_ST_SZ_DW(paos_reg)];
+
+       memset(in, 0, sizeof(in));
+
+       MLX5_SET(paos_reg, in, local_port, 1);
+       MLX5_SET(paos_reg, in, admin_status, status);
+       MLX5_SET(paos_reg, in, ase, 1);
+
+       return mlx5_core_access_reg(dev, in, sizeof(in), out,
+                                   sizeof(out), MLX5_REG_PAOS, 0, 1);
+}
+EXPORT_SYMBOL_GPL(mlx5_set_port_admin_status);
+
+int mlx5_query_port_admin_status(struct mlx5_core_dev *dev,
+                                enum mlx5_port_status *status)
+{
+       u32 in[MLX5_ST_SZ_DW(paos_reg)];
+       u32 out[MLX5_ST_SZ_DW(paos_reg)];
+       int err;
+
+       memset(in, 0, sizeof(in));
+
+       MLX5_SET(paos_reg, in, local_port, 1);
+
+       err = mlx5_core_access_reg(dev, in, sizeof(in), out,
+                                  sizeof(out), MLX5_REG_PAOS, 0, 0);
+       if (err)
+               return err;
+
+       *status = MLX5_GET(paos_reg, out, admin_status);
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_admin_status);
+
+static void mlx5_query_port_mtu(struct mlx5_core_dev *dev, int *admin_mtu,
+                               int *max_mtu, int *oper_mtu, u8 port)
+{
+       u32 in[MLX5_ST_SZ_DW(pmtu_reg)];
+       u32 out[MLX5_ST_SZ_DW(pmtu_reg)];
+
+       memset(in, 0, sizeof(in));
+
+       MLX5_SET(pmtu_reg, in, local_port, port);
+
+       mlx5_core_access_reg(dev, in, sizeof(in), out,
+                            sizeof(out), MLX5_REG_PMTU, 0, 0);
+
+       if (max_mtu)
+               *max_mtu  = MLX5_GET(pmtu_reg, out, max_mtu);
+       if (oper_mtu)
+               *oper_mtu = MLX5_GET(pmtu_reg, out, oper_mtu);
+       if (admin_mtu)
+               *admin_mtu = MLX5_GET(pmtu_reg, out, admin_mtu);
+}
+
+int mlx5_set_port_mtu(struct mlx5_core_dev *dev, int mtu, u8 port)
+{
+       u32 in[MLX5_ST_SZ_DW(pmtu_reg)];
+       u32 out[MLX5_ST_SZ_DW(pmtu_reg)];
+
+       memset(in, 0, sizeof(in));
+
+       MLX5_SET(pmtu_reg, in, admin_mtu, mtu);
+       MLX5_SET(pmtu_reg, in, local_port, port);
+
+       return mlx5_core_access_reg(dev, in, sizeof(in), out,
+                                  sizeof(out), MLX5_REG_PMTU, 0, 1);
+}
+EXPORT_SYMBOL_GPL(mlx5_set_port_mtu);
+
+void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, int *max_mtu,
+                            u8 port)
+{
+       mlx5_query_port_mtu(dev, NULL, max_mtu, NULL, port);
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_max_mtu);
+
+void mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, int *oper_mtu,
+                             u8 port)
+{
+       mlx5_query_port_mtu(dev, NULL, NULL, oper_mtu, port);
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_oper_mtu);
+
+static int mlx5_query_port_pvlc(struct mlx5_core_dev *dev, u32 *pvlc,
+                               int pvlc_size,  u8 local_port)
+{
+       u32 in[MLX5_ST_SZ_DW(pvlc_reg)];
+
+       memset(in, 0, sizeof(in));
+       MLX5_SET(pvlc_reg, in, local_port, local_port);
+
+       return mlx5_core_access_reg(dev, in, sizeof(in), pvlc,
+                                   pvlc_size, MLX5_REG_PVLC, 0, 0);
+}
+
+int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev *dev,
+                             u8 *vl_hw_cap, u8 local_port)
+{
+       u32 out[MLX5_ST_SZ_DW(pvlc_reg)];
+       int err;
+
+       err = mlx5_query_port_pvlc(dev, out, sizeof(out), local_port);
+       if (err)
+               return err;
+
+       *vl_hw_cap = MLX5_GET(pvlc_reg, out, vl_hw_cap);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_vl_hw_cap);
+
+int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 rx_pause, u32 tx_pause)
+{
+       u32 in[MLX5_ST_SZ_DW(pfcc_reg)];
+       u32 out[MLX5_ST_SZ_DW(pfcc_reg)];
+
+       memset(in, 0, sizeof(in));
+       MLX5_SET(pfcc_reg, in, local_port, 1);
+       MLX5_SET(pfcc_reg, in, pptx, tx_pause);
+       MLX5_SET(pfcc_reg, in, pprx, rx_pause);
+
+       return mlx5_core_access_reg(dev, in, sizeof(in), out,
+                                   sizeof(out), MLX5_REG_PFCC, 0, 1);
+}
+EXPORT_SYMBOL_GPL(mlx5_set_port_pause);
+
+int mlx5_query_port_pause(struct mlx5_core_dev *dev,
+                         u32 *rx_pause, u32 *tx_pause)
+{
+       u32 in[MLX5_ST_SZ_DW(pfcc_reg)];
+       u32 out[MLX5_ST_SZ_DW(pfcc_reg)];
+       int err;
+
+       memset(in, 0, sizeof(in));
+       MLX5_SET(pfcc_reg, in, local_port, 1);
+
+       err = mlx5_core_access_reg(dev, in, sizeof(in), out,
+                                  sizeof(out), MLX5_REG_PFCC, 0, 0);
+       if (err)
+               return err;
+
+       if (rx_pause)
+               *rx_pause = MLX5_GET(pfcc_reg, out, pprx);
+
+       if (tx_pause)
+               *tx_pause = MLX5_GET(pfcc_reg, out, pptx);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(mlx5_query_port_pause);