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net/mlx5: MCG commands via mlx5 ifc 

Remove old representation of manually created MCG commands layout
and use mlx5_ifc canonical structures and defines.

Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Saeed Mahameed 2016-07-17 02:01:45 +03:00 committed by Leon Romanovsky
parent 732ef5ad8f
commit 20bb566bda
3 changed files with 21 additions and 55 deletions
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4
drivers/net/ethernet/mellanox/mlx5/core/cmd.c
View File

@ -280,7 +280,7 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op,
case MLX5_CMD_OP_DEALLOC_Q_COUNTER:
case MLX5_CMD_OP_DEALLOC_PD:
case MLX5_CMD_OP_DEALLOC_UAR:
case MLX5_CMD_OP_DETTACH_FROM_MCG:
case MLX5_CMD_OP_DETACH_FROM_MCG:
case MLX5_CMD_OP_DEALLOC_XRCD:
case MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN:
case MLX5_CMD_OP_DELETE_VXLAN_UDP_DPORT:
@ -490,7 +490,7 @@ const char *mlx5_command_str(int command)
MLX5_COMMAND_STR_CASE(CONFIG_INT_MODERATION);
MLX5_COMMAND_STR_CASE(ACCESS_REG);
MLX5_COMMAND_STR_CASE(ATTACH_TO_MCG);
MLX5_COMMAND_STR_CASE(DETTACH_FROM_MCG);
MLX5_COMMAND_STR_CASE(DETACH_FROM_MCG);
MLX5_COMMAND_STR_CASE(GET_DROPPED_PACKET_LOG);
MLX5_COMMAND_STR_CASE(MAD_IFC);
MLX5_COMMAND_STR_CASE(QUERY_MAD_DEMUX);

70
drivers/net/ethernet/mellanox/mlx5/core/mcg.c
View File

@ -37,70 +37,36 @@
#include <rdma/ib_verbs.h>
#include "mlx5_core.h"
struct mlx5_attach_mcg_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 qpn;
__be32 rsvd;
u8 gid[16];
};
struct mlx5_attach_mcg_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvf[8];
};
struct mlx5_detach_mcg_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 qpn;
__be32 rsvd;
u8 gid[16];
};
struct mlx5_detach_mcg_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvf[8];
};
int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn)
{
struct mlx5_attach_mcg_mbox_in in;
struct mlx5_attach_mcg_mbox_out out;
u32 out[MLX5_ST_SZ_DW(attach_to_mcg_out)] = {0};
u32 in[MLX5_ST_SZ_DW(attach_to_mcg_in)] = {0};
void *gid;
int err;
memset(&in, 0, sizeof(in));
memset(&out, 0, sizeof(out));
in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_ATTACH_TO_MCG);
memcpy(in.gid, mgid, sizeof(*mgid));
in.qpn = cpu_to_be32(qpn);
err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
if (err)
return err;
MLX5_SET(attach_to_mcg_in, in, opcode, MLX5_CMD_OP_ATTACH_TO_MCG);
MLX5_SET(attach_to_mcg_in, in, qpn, qpn);
gid = MLX5_ADDR_OF(attach_to_mcg_in, in, multicast_gid);
memcpy(gid, mgid, sizeof(*mgid));
if (out.hdr.status)
err = mlx5_cmd_status_to_err(&out.hdr);
return err;
err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
return err ? : mlx5_cmd_status_to_err_v2(out);
}
EXPORT_SYMBOL(mlx5_core_attach_mcg);
int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn)
{
struct mlx5_detach_mcg_mbox_in in;
struct mlx5_detach_mcg_mbox_out out;
u32 out[MLX5_ST_SZ_DW(detach_from_mcg_out)] = {0};
u32 in[MLX5_ST_SZ_DW(detach_from_mcg_in)] = {0};
void *gid;
int err;
memset(&in, 0, sizeof(in));
memset(&out, 0, sizeof(out));
in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DETTACH_FROM_MCG);
memcpy(in.gid, mgid, sizeof(*mgid));
in.qpn = cpu_to_be32(qpn);
err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
if (err)
return err;
MLX5_SET(detach_from_mcg_in, in, opcode, MLX5_CMD_OP_DETACH_FROM_MCG);
MLX5_SET(detach_from_mcg_in, in, qpn, qpn);
gid = MLX5_ADDR_OF(detach_from_mcg_in, in, multicast_gid);
memcpy(gid, mgid, sizeof(*mgid));
if (out.hdr.status)
err = mlx5_cmd_status_to_err(&out.hdr);
return err;
err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
return err ? : mlx5_cmd_status_to_err_v2(out);
}
EXPORT_SYMBOL(mlx5_core_detach_mcg);

2
include/linux/mlx5/mlx5_ifc.h
View File

@ -152,7 +152,7 @@ enum {
MLX5_CMD_OP_CONFIG_INT_MODERATION = 0x804,
MLX5_CMD_OP_ACCESS_REG = 0x805,
MLX5_CMD_OP_ATTACH_TO_MCG = 0x806,
MLX5_CMD_OP_DETTACH_FROM_MCG = 0x807,
MLX5_CMD_OP_DETACH_FROM_MCG = 0x807,
MLX5_CMD_OP_GET_DROPPED_PACKET_LOG = 0x80a,
MLX5_CMD_OP_MAD_IFC = 0x50d,
MLX5_CMD_OP_QUERY_MAD_DEMUX = 0x80b,