AuxXxilium/linux_dsm_epyc7002
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net/mlx5e: Use struct assignment for WQE info updates

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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>
This commit is contained in:
Tariq Toukan 2020-03-19 16:50:14 +02:00 committed by Saeed Mahameed
parent 05dfd57082
commit 41a8e4ebb4
4 changed files with 24 additions and 17 deletions
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9
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
View File

@ -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)

16
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View File

@ -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;
}
}

9
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
View File

@ -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;

7
drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c
View File

@ -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);
}