net/mlx5: Remove FPGA ipsec specific statistics

Delete the statistics that is not used anymore.

Link: https://lore.kernel.org/r/3f194752881e095910c887dd5cede1dcba6acaf3.1649232994.git.leonro@nvidia.comReviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h

@@ -55,24 +55,6 @@ struct mlx5e_ipsec_sw_stats {
 	atomic64_t ipsec_tx_drop_no_state;
 	atomic64_t ipsec_tx_drop_not_ip;
 	atomic64_t ipsec_tx_drop_trailer;
-	atomic64_t ipsec_tx_drop_metadata;
-};
-
-struct mlx5e_ipsec_stats {
-	u64 ipsec_dec_in_packets;
-	u64 ipsec_dec_out_packets;
-	u64 ipsec_dec_bypass_packets;
-	u64 ipsec_enc_in_packets;
-	u64 ipsec_enc_out_packets;
-	u64 ipsec_enc_bypass_packets;
-	u64 ipsec_dec_drop_packets;
-	u64 ipsec_dec_auth_fail_packets;
-	u64 ipsec_enc_drop_packets;
-	u64 ipsec_add_sa_success;
-	u64 ipsec_add_sa_fail;
-	u64 ipsec_del_sa_success;
-	u64 ipsec_del_sa_fail;
-	u64 ipsec_cmd_drop;
 };
 
 struct mlx5e_accel_fs_esp;
@@ -83,7 +65,6 @@ struct mlx5e_ipsec {
 	DECLARE_HASHTABLE(sadb_rx, MLX5E_IPSEC_SADB_RX_BITS);
 	spinlock_t sadb_rx_lock; /* Protects sadb_rx */
 	struct mlx5e_ipsec_sw_stats sw_stats;
-	struct mlx5e_ipsec_stats stats;
 	struct workqueue_struct *wq;
 	struct mlx5e_accel_fs_esp *rx_fs;
 	struct mlx5e_ipsec_tx *tx_fs;

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_stats.c

@@ -39,23 +39,6 @@
 #include "fpga/sdk.h"
 #include "en_accel/ipsec.h"
 
-static const struct counter_desc mlx5e_ipsec_hw_stats_desc[] = {
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_in_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_out_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_bypass_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_in_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_out_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_bypass_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_drop_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_dec_auth_fail_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_enc_drop_packets) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_add_sa_success) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_add_sa_fail) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_del_sa_success) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_del_sa_fail) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_stats, ipsec_cmd_drop) },
-};
-
 static const struct counter_desc mlx5e_ipsec_sw_stats_desc[] = {
 	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sp_alloc) },
 	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_rx_drop_sadb_miss) },
@@ -64,13 +47,11 @@ static const struct counter_desc mlx5e_ipsec_sw_stats_desc[] = {
 	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_no_state) },
 	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_not_ip) },
 	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_trailer) },
-	{ MLX5E_DECLARE_STAT(struct mlx5e_ipsec_sw_stats, ipsec_tx_drop_metadata) },
 };
 
 #define MLX5E_READ_CTR_ATOMIC64(ptr, dsc, i) \
 	atomic64_read((atomic64_t *)((char *)(ptr) + (dsc)[i].offset))
 
-#define NUM_IPSEC_HW_COUNTERS ARRAY_SIZE(mlx5e_ipsec_hw_stats_desc)
 #define NUM_IPSEC_SW_COUNTERS ARRAY_SIZE(mlx5e_ipsec_sw_stats_desc)
 
 static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(ipsec_sw)
@@ -102,31 +83,4 @@ static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(ipsec_sw)
 	return idx;
 }
 
-static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(ipsec_hw)
-{
-	return 0;
-}
-
-static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(ipsec_hw)
-{
-	int ret = 0;
-
-	if (priv->ipsec)
-		ret = mlx5_accel_ipsec_counters_read(priv->mdev, (u64 *)&priv->ipsec->stats,
-						     NUM_IPSEC_HW_COUNTERS);
-	if (ret)
-		memset(&priv->ipsec->stats, 0, sizeof(priv->ipsec->stats));
-}
-
-static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(ipsec_hw)
-{
-	return idx;
-}
-
-static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(ipsec_hw)
-{
-	return idx;
-}
-
 MLX5E_DEFINE_STATS_GRP(ipsec_sw, 0);
-MLX5E_DEFINE_STATS_GRP(ipsec_hw, 0);

drivers/net/ethernet/mellanox/mlx5/core/en_rep.c

@@ -1112,7 +1112,6 @@ static mlx5e_stats_grp_t mlx5e_ul_rep_stats_grps[] = {
 	&MLX5E_STATS_GRP(per_port_buff_congest),
 #ifdef CONFIG_MLX5_EN_IPSEC
 	&MLX5E_STATS_GRP(ipsec_sw),
-	&MLX5E_STATS_GRP(ipsec_hw),
 #endif
 	&MLX5E_STATS_GRP(ptp),
 };

drivers/net/ethernet/mellanox/mlx5/core/en_stats.c

@@ -2443,7 +2443,6 @@ mlx5e_stats_grp_t mlx5e_nic_stats_grps[] = {
 	&MLX5E_STATS_GRP(pme),
 #ifdef CONFIG_MLX5_EN_IPSEC
 	&MLX5E_STATS_GRP(ipsec_sw),
-	&MLX5E_STATS_GRP(ipsec_hw),
 #endif
 	&MLX5E_STATS_GRP(tls),
 	&MLX5E_STATS_GRP(channels),

drivers/net/ethernet/mellanox/mlx5/core/en_stats.h

@@ -482,7 +482,6 @@ extern MLX5E_DECLARE_STATS_GRP(per_prio);
 extern MLX5E_DECLARE_STATS_GRP(pme);
 extern MLX5E_DECLARE_STATS_GRP(channels);
 extern MLX5E_DECLARE_STATS_GRP(per_port_buff_congest);
-extern MLX5E_DECLARE_STATS_GRP(ipsec_hw);
 extern MLX5E_DECLARE_STATS_GRP(ipsec_sw);
 extern MLX5E_DECLARE_STATS_GRP(ptp);