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author | Maxim Mikityanskiy <maximmi@nvidia.com> | 2021-04-06 18:58:30 +0300 |
---|---|---|
committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-07-26 09:50:40 -0700 |
commit | 6fe5ff2c77805f1a3a4abf226087bf9ce1299371 (patch) | |
tree | 3acea520d2121d61b995d2e72049243b614f92dc /drivers/net | |
parent | 4b3e42eecb1cd8731af59fa01d85af109f0234e4 (diff) | |
download | linux-stable-6fe5ff2c77805f1a3a4abf226087bf9ce1299371.tar.gz linux-stable-6fe5ff2c77805f1a3a4abf226087bf9ce1299371.tar.bz2 linux-stable-6fe5ff2c77805f1a3a4abf226087bf9ce1299371.zip |
net/mlx5e: Create struct mlx5e_rss_params_hash
This commit introduces a new struct to store RSS hash parameters: hash
function and hash key. The existing usages are changed to use the new
struct.
Signed-off-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net')
4 files changed, 22 insertions, 20 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h index b56c5de4828f..bdcd0b583e43 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h @@ -10,11 +10,15 @@ #define MLX5E_MAX_NUM_CHANNELS (MLX5E_INDIR_RQT_SIZE / 2) +struct mlx5e_rss_params_hash { + u8 hfunc; + u8 toeplitz_hash_key[40]; +}; + struct mlx5e_rss_params { + struct mlx5e_rss_params_hash hash; struct mlx5e_rss_params_indir indir; u32 rx_hash_fields[MLX5E_NUM_INDIR_TIRS]; - u8 toeplitz_hash_key[40]; - u8 hfunc; }; struct mlx5e_tir { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 8a75b37edcc2..4167f4e4211e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1172,7 +1172,7 @@ static int mlx5e_set_link_ksettings(struct net_device *netdev, u32 mlx5e_ethtool_get_rxfh_key_size(struct mlx5e_priv *priv) { - return sizeof(priv->rx_res->rss_params.toeplitz_hash_key); + return sizeof(priv->rx_res->rss_params.hash.toeplitz_hash_key); } static u32 mlx5e_get_rxfh_key_size(struct net_device *netdev) @@ -1206,11 +1206,10 @@ int mlx5e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, memcpy(indir, rss->indir.table, sizeof(rss->indir.table)); if (key) - memcpy(key, rss->toeplitz_hash_key, - sizeof(rss->toeplitz_hash_key)); + memcpy(key, rss->hash.toeplitz_hash_key, sizeof(rss->hash.toeplitz_hash_key)); if (hfunc) - *hfunc = rss->hfunc; + *hfunc = rss->hash.hfunc; return 0; } @@ -1238,8 +1237,8 @@ int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, rss = &priv->rx_res->rss_params; - if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != rss->hfunc) { - rss->hfunc = hfunc; + if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != rss->hash.hfunc) { + rss->hash.hfunc = hfunc; refresh_rqt = true; refresh_tirs = true; } @@ -1250,9 +1249,8 @@ int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, } if (key) { - memcpy(rss->toeplitz_hash_key, key, - sizeof(rss->toeplitz_hash_key)); - refresh_tirs = refresh_tirs || rss->hfunc == ETH_RSS_HASH_TOP; + memcpy(rss->hash.toeplitz_hash_key, key, sizeof(rss->hash.toeplitz_hash_key)); + refresh_tirs = refresh_tirs || rss->hash.hfunc == ETH_RSS_HASH_TOP; } if (refresh_rqt && test_bit(MLX5E_STATE_OPENED, &priv->state)) { @@ -1267,7 +1265,7 @@ int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir, mlx5e_rqt_redirect_indir(&priv->rx_res->indir_rqt, rqns, priv->channels.num, - rss->hfunc, &rss->indir); + rss->hash.hfunc, &rss->indir); kvfree(rqns); } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 53a51ac86d64..10e6bebe8c74 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2285,7 +2285,7 @@ static void mlx5e_redirect_rqts_to_channels(struct mlx5e_priv *priv, rqns[ix] = chs->c[ix]->rq.rqn; mlx5e_rqt_redirect_indir(&res->indir_rqt, rqns, chs->num, - res->rss_params.hfunc, + res->rss_params.hash.hfunc, &res->rss_params.indir); kvfree(rqns); } @@ -2393,15 +2393,15 @@ void mlx5e_build_indir_tir_ctx_hash(struct mlx5e_rss_params *rss_params, void *hfso = inner ? MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_inner) : MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_outer); - MLX5_SET(tirc, tirc, rx_hash_fn, mlx5e_rx_hash_fn(rss_params->hfunc)); - if (rss_params->hfunc == ETH_RSS_HASH_TOP) { + MLX5_SET(tirc, tirc, rx_hash_fn, mlx5e_rx_hash_fn(rss_params->hash.hfunc)); + if (rss_params->hash.hfunc == ETH_RSS_HASH_TOP) { void *rss_key = MLX5_ADDR_OF(tirc, tirc, rx_hash_toeplitz_key); size_t len = MLX5_FLD_SZ_BYTES(tirc, rx_hash_toeplitz_key); MLX5_SET(tirc, tirc, rx_hash_symmetric, 1); - memcpy(rss_key, rss_params->toeplitz_hash_key, len); + memcpy(rss_key, rss_params->hash.toeplitz_hash_key, len); } MLX5_SET(rx_hash_field_select, hfso, l3_prot_type, ttconfig->l3_prot_type); @@ -4591,9 +4591,9 @@ void mlx5e_build_rss_params(struct mlx5e_rss_params *rss_params, { enum mlx5e_traffic_types tt; - rss_params->hfunc = ETH_RSS_HASH_TOP; - netdev_rss_key_fill(rss_params->toeplitz_hash_key, - sizeof(rss_params->toeplitz_hash_key)); + rss_params->hash.hfunc = ETH_RSS_HASH_TOP; + netdev_rss_key_fill(rss_params->hash.toeplitz_hash_key, + sizeof(rss_params->hash.toeplitz_hash_key)); mlx5e_build_default_indir_rqt(rss_params->indir.table, MLX5E_INDIR_RQT_SIZE, num_channels); for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index dd5546fb0f42..b4d58dd5c849 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -507,7 +507,7 @@ static int mlx5e_hairpin_create_indirect_rqt(struct mlx5e_hairpin *hp) mlx5e_build_default_indir_rqt(indir->table, MLX5E_INDIR_RQT_SIZE, hp->num_channels); err = mlx5e_rqt_init_indir(&hp->indir_rqt, mdev, hp->pair->rqn, hp->num_channels, - priv->rx_res->rss_params.hfunc, indir); + priv->rx_res->rss_params.hash.hfunc, indir); kvfree(indir); return err; |