diff options
author | Tariq Toukan <tariqt@mellanox.com> | 2020-03-19 17:50:14 +0300 |
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committer | Saeed Mahameed <saeedm@mellanox.com> | 2020-05-09 11:05:41 +0300 |
commit | 41a8e4ebb4727912c54504125e134723df8cf3cf (patch) | |
tree | 434055445a12e050764d1d9d3d98500e6176756a /drivers/net/ethernet | |
parent | 05dfd570826f1ae408e1a3faeddb753ff06fed14 (diff) | |
download | linux-41a8e4ebb4727912c54504125e134723df8cf3cf.tar.xz |
net/mlx5e: Use struct assignment for WQE info updates
Struct assignment looks more clean, and implies resetting
the not assigned fields to zero, instead of holding values
from older ring cycles.
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Reviewed-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet')
4 files changed, 24 insertions, 17 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c index 1c9d0174676d..3cd78d9503c1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c @@ -108,10 +108,11 @@ static void tx_fill_wi(struct mlx5e_txqsq *sq, { struct mlx5e_tx_wqe_info *wi = &sq->db.wqe_info[pi]; - memset(wi, 0, sizeof(*wi)); - wi->num_wqebbs = num_wqebbs; - wi->num_bytes = num_bytes; - wi->resync_dump_frag_page = page; + *wi = (struct mlx5e_tx_wqe_info) { + .num_wqebbs = num_wqebbs, + .num_bytes = num_bytes, + .resync_dump_frag_page = page, + }; } void mlx5e_ktls_tx_offload_set_pending(struct mlx5e_ktls_offload_context_tx *priv_tx) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 048a4f8601a8..0a9dfc31de3e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -1364,13 +1364,12 @@ static void mlx5e_deactivate_txqsq(struct mlx5e_txqsq *sq) /* last doorbell out, godspeed .. */ if (mlx5e_wqc_has_room_for(wq, sq->cc, sq->pc, 1)) { u16 pi = mlx5_wq_cyc_ctr2ix(wq, sq->pc); - struct mlx5e_tx_wqe_info *wi; struct mlx5e_tx_wqe *nop; - wi = &sq->db.wqe_info[pi]; + sq->db.wqe_info[pi] = (struct mlx5e_tx_wqe_info) { + .num_wqebbs = 1, + }; - memset(wi, 0, sizeof(*wi)); - wi->num_wqebbs = 1; nop = mlx5e_post_nop(wq, sq->sqn, &sq->pc); mlx5e_notify_hw(wq, sq->pc, sq->uar_map, &nop->ctrl); } @@ -1482,20 +1481,21 @@ int mlx5e_open_xdpsq(struct mlx5e_channel *c, struct mlx5e_params *params, /* Pre initialize fixed WQE fields */ for (i = 0; i < mlx5_wq_cyc_get_size(&sq->wq); i++) { - struct mlx5e_xdp_wqe_info *wi = &sq->db.wqe_info[i]; struct mlx5e_tx_wqe *wqe = mlx5_wq_cyc_get_wqe(&sq->wq, i); struct mlx5_wqe_ctrl_seg *cseg = &wqe->ctrl; struct mlx5_wqe_eth_seg *eseg = &wqe->eth; struct mlx5_wqe_data_seg *dseg; + sq->db.wqe_info[i] = (struct mlx5e_xdp_wqe_info) { + .num_wqebbs = 1, + .num_pkts = 1, + }; + cseg->qpn_ds = cpu_to_be32((sq->sqn << 8) | ds_cnt); eseg->inline_hdr.sz = cpu_to_be16(inline_hdr_sz); dseg = (struct mlx5_wqe_data_seg *)cseg + (ds_cnt - 1); dseg->lkey = sq->mkey_be; - - wi->num_wqebbs = 1; - wi->num_pkts = 1; } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index d9a5a669b84d..8142b6e70857 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -505,9 +505,12 @@ static int mlx5e_alloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix) MLX5_OPCODE_UMR); umr_wqe->uctrl.xlt_offset = cpu_to_be16(xlt_offset); - sq->db.wqe_info[pi].opcode = MLX5_OPCODE_UMR; - sq->db.wqe_info[pi].num_wqebbs = MLX5E_UMR_WQEBBS; - sq->db.wqe_info[pi].umr.rq = rq; + sq->db.wqe_info[pi] = (struct mlx5e_icosq_wqe_info) { + .opcode = MLX5_OPCODE_UMR, + .num_wqebbs = MLX5E_UMR_WQEBBS, + .umr.rq = rq, + }; + sq->pc += MLX5E_UMR_WQEBBS; sq->doorbell_cseg = &umr_wqe->ctrl; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c index 869fd58a6775..73293f9c3f63 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c @@ -78,8 +78,11 @@ void mlx5e_trigger_irq(struct mlx5e_icosq *sq) struct mlx5e_tx_wqe *nopwqe; u16 pi = mlx5_wq_cyc_ctr2ix(wq, sq->pc); - sq->db.wqe_info[pi].opcode = MLX5_OPCODE_NOP; - sq->db.wqe_info[pi].num_wqebbs = 1; + sq->db.wqe_info[pi] = (struct mlx5e_icosq_wqe_info) { + .opcode = MLX5_OPCODE_NOP, + .num_wqebbs = 1, + }; + nopwqe = mlx5e_post_nop(wq, sq->sqn, &sq->pc); mlx5e_notify_hw(wq, sq->pc, sq->uar_map, &nopwqe->ctrl); } |