github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-27 16:44:58 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

net/mlx5e: Expose RSS via devlink rx reporter diagnose

Browse Source 
Underneath "rx resources" tag expose RSS diagnostic information. For
each RSS expose its rqtn, TIRs and inner TIRs.

$ devlink health diagnose auxiliary/mlx5_core.eth.0/65535 reporter rx
 .......
RSS:
    Index: 0 rqtn: 0
    TIRs Numbers:
        tt: TT_IPV4_TCP tirn: 0
        tt: TT_IPV6_TCP tirn: 1
        tt: TT_IPV4_UDP tirn: 2
        tt: TT_IPV6_UDP tirn: 3
        tt: TT_IPV4_IPSEC_AH tirn: 4
        tt: TT_IPV6_IPSEC_AH tirn: 5
        tt: TT_IPV4_IPSEC_ESP tirn: 6
        tt: TT_IPV6_IPSEC_ESP tirn: 7
        tt: TT_IPV4 tirn: 8
        tt: TT_IPV6 tirn: 9
    Inner TIRs Numbers:
        tt: TT_IPV4_TCP tirn: 10
        tt: TT_IPV6_TCP tirn: 11
        tt: TT_IPV4_UDP tirn: 12
        tt: TT_IPV6_UDP tirn: 13
        tt: TT_IPV4_IPSEC_AH tirn: 14
        tt: TT_IPV6_IPSEC_AH tirn: 15
        tt: TT_IPV4_IPSEC_ESP tirn: 16
        tt: TT_IPV6_IPSEC_ESP tirn: 17
        tt: TT_IPV4 tirn: 18
        tt: TT_IPV6 tirn: 19
    Index: 2 rqtn: 27
    TIRs Numbers:
        tt: TT_IPV6_TCP tirn: 46

Signed-off-by: Amir Tzin <amirtz@nvidia.com>
Reviewed-by: Aya Levin <ayal@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/20250209101716.112774-14-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Amir Tzin 2025-02-09 12:17:14 +02:00 committed by Jakub Kicinski
parent 99c55284e8
commit 896c92aa74
7 changed files with 99 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
View File

@ -359,6 +359,63 @@ static void mlx5e_rx_reporter_diagnose_rx_res_dir_tirns(struct mlx5e_rx_res *rx_
devlink_fmsg_arr_pair_nest_end(fmsg);
}
static void mlx5e_rx_reporter_diagnose_rx_res_rss_tirn(struct mlx5e_rss *rss, bool inner,
struct devlink_fmsg *fmsg)
{
bool found_valid_tir = false;
int tt;
for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) {
if (!mlx5e_rss_valid_tir(rss, tt, inner))
continue;
if (!found_valid_tir) {
char *tir_msg = inner ? "Inner TIRs Numbers" : "TIRs Numbers";
found_valid_tir = true;
devlink_fmsg_arr_pair_nest_start(fmsg, tir_msg);
}
devlink_fmsg_obj_nest_start(fmsg);
devlink_fmsg_string_pair_put(fmsg, "tt", mlx5_ttc_get_name(tt));
devlink_fmsg_u32_pair_put(fmsg, "tirn", mlx5e_rss_get_tirn(rss, tt, inner));
devlink_fmsg_obj_nest_end(fmsg);
}
if (found_valid_tir)
devlink_fmsg_arr_pair_nest_end(fmsg);
}
static void mlx5e_rx_reporter_diagnose_rx_res_rss_ix(struct mlx5e_rx_res *rx_res, u32 rss_idx,
struct devlink_fmsg *fmsg)
{
struct mlx5e_rss *rss = mlx5e_rx_res_rss_get(rx_res, rss_idx);
if (!rss)
return;
devlink_fmsg_obj_nest_start(fmsg);
devlink_fmsg_u32_pair_put(fmsg, "Index", rss_idx);
devlink_fmsg_u32_pair_put(fmsg, "rqtn", mlx5e_rss_get_rqtn(rss));
mlx5e_rx_reporter_diagnose_rx_res_rss_tirn(rss, false, fmsg);
if (mlx5e_rss_get_inner_ft_support(rss))
mlx5e_rx_reporter_diagnose_rx_res_rss_tirn(rss, true, fmsg);
devlink_fmsg_obj_nest_end(fmsg);
}
static void mlx5e_rx_reporter_diagnose_rx_res_rss(struct mlx5e_rx_res *rx_res,
struct devlink_fmsg *fmsg)
{
int rss_ix;
devlink_fmsg_arr_pair_nest_start(fmsg, "RSS");
for (rss_ix = 0; rss_ix < MLX5E_MAX_NUM_RSS; rss_ix++)
mlx5e_rx_reporter_diagnose_rx_res_rss_ix(rx_res, rss_ix, fmsg);
devlink_fmsg_arr_pair_nest_end(fmsg);
}
static void mlx5e_rx_reporter_diagnose_rx_res(struct mlx5e_priv *priv,
struct devlink_fmsg *fmsg)
{
@ -366,6 +423,7 @@ static void mlx5e_rx_reporter_diagnose_rx_res(struct mlx5e_priv *priv,
mlx5e_health_fmsg_named_obj_nest_start(fmsg, "RX resources");
mlx5e_rx_reporter_diagnose_rx_res_dir_tirns(rx_res, fmsg);
mlx5e_rx_reporter_diagnose_rx_res_rss(rx_res, fmsg);
mlx5e_health_fmsg_named_obj_nest_end(fmsg);
}

15
drivers/net/ethernet/mellanox/mlx5/core/en/rss.c
View File

@ -81,6 +81,11 @@ struct mlx5e_rss {
refcount_t refcnt;
};
bool mlx5e_rss_get_inner_ft_support(struct mlx5e_rss *rss)
{
return rss->inner_ft_support;
}
void mlx5e_rss_params_indir_modify_actual_size(struct mlx5e_rss *rss, u32 num_channels)
{
rss->indir.actual_table_size = mlx5e_rqt_size(rss->mdev, num_channels);
@ -449,6 +454,16 @@ u32 mlx5e_rss_get_tirn(struct mlx5e_rss *rss, enum mlx5_traffic_types tt,
return mlx5e_tir_get_tirn(tir);
}
u32 mlx5e_rss_get_rqtn(struct mlx5e_rss *rss)
{
return mlx5e_rqt_get_rqtn(&rss->rqt);
}
bool mlx5e_rss_valid_tir(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, bool inner)
{
return !!rss_get_tir(rss, tt, inner);
}
/* Fill the "tirn" output parameter.
* Create the requested TIR if it's its first usage.
*/

3
drivers/net/ethernet/mellanox/mlx5/core/en/rss.h
View File

@ -32,8 +32,11 @@ void mlx5e_rss_refcnt_inc(struct mlx5e_rss *rss);
void mlx5e_rss_refcnt_dec(struct mlx5e_rss *rss);
unsigned int mlx5e_rss_refcnt_read(struct mlx5e_rss *rss);
bool mlx5e_rss_get_inner_ft_support(struct mlx5e_rss *rss);
u32 mlx5e_rss_get_tirn(struct mlx5e_rss *rss, enum mlx5_traffic_types tt,
bool inner);
bool mlx5e_rss_valid_tir(struct mlx5e_rss *rss, enum mlx5_traffic_types tt, bool inner);
u32 mlx5e_rss_get_rqtn(struct mlx5e_rss *rss);
int mlx5e_rss_obtain_tirn(struct mlx5e_rss *rss,
enum mlx5_traffic_types tt,
const struct mlx5e_packet_merge_param *init_pkt_merge_param,

2
drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c
View File

@ -5,8 +5,6 @@
#include "channels.h"
#include "params.h"
#define MLX5E_MAX_NUM_RSS 16
struct mlx5e_rx_res {
struct mlx5_core_dev *mdev; /* primary */
enum mlx5e_rx_res_features features;

3
drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h
View File

@ -10,6 +10,8 @@
#include "fs.h"
#include "rss.h"
#define MLX5E_MAX_NUM_RSS 16
struct mlx5e_rx_res;
struct mlx5e_channels;
@ -36,6 +38,7 @@ u32 mlx5e_rx_res_get_tirn_rss_inner(struct mlx5e_rx_res *res, enum mlx5_traffic_
u32 mlx5e_rx_res_get_tirn_ptp(struct mlx5e_rx_res *res);
u32 mlx5e_rx_res_get_rqtn_direct(struct mlx5e_rx_res *res, unsigned int ix);
unsigned int mlx5e_rx_res_get_max_nch(struct mlx5e_rx_res *res);
bool mlx5_rx_res_rss_inner_ft_support(struct mlx5e_rx_res *res);
/* Activate/deactivate API */
void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs);

19
drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c
View File

@ -61,6 +61,25 @@ static void mlx5_cleanup_ttc_rules(struct mlx5_ttc_table *ttc)
}
}
static const char *mlx5_traffic_types_names[MLX5_NUM_TT] = {
[MLX5_TT_IPV4_TCP] = "TT_IPV4_TCP",
[MLX5_TT_IPV6_TCP] = "TT_IPV6_TCP",
[MLX5_TT_IPV4_UDP] = "TT_IPV4_UDP",
[MLX5_TT_IPV6_UDP] = "TT_IPV6_UDP",
[MLX5_TT_IPV4_IPSEC_AH] = "TT_IPV4_IPSEC_AH",
[MLX5_TT_IPV6_IPSEC_AH] = "TT_IPV6_IPSEC_AH",
[MLX5_TT_IPV4_IPSEC_ESP] = "TT_IPV4_IPSEC_ESP",
[MLX5_TT_IPV6_IPSEC_ESP] = "TT_IPV6_IPSEC_ESP",
[MLX5_TT_IPV4] = "TT_IPV4",
[MLX5_TT_IPV6] = "TT_IPV6",
[MLX5_TT_ANY] = "TT_ANY"
};
const char *mlx5_ttc_get_name(enum mlx5_traffic_types tt)
{
return mlx5_traffic_types_names[tt];
}
struct mlx5_etype_proto {
u16 etype;
u8 proto;

1
drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.h
View File

@ -49,6 +49,7 @@ struct ttc_params {
struct mlx5_flow_destination tunnel_dests[MLX5_NUM_TUNNEL_TT];
};
const char *mlx5_ttc_get_name(enum mlx5_traffic_types tt);
struct mlx5_flow_table *mlx5_get_ttc_flow_table(struct mlx5_ttc_table *ttc);
struct mlx5_ttc_table *mlx5_create_ttc_table(struct mlx5_core_dev *dev,