[net-next,04/15] net/mlx5e: Allow SQ outside of channel context

Message ID	20201201224208.73295-5-saeedm@nvidia.com (mailing list archive)
State	Superseded
Delegated to:	Netdev Maintainers
Headers	show Return-Path: <netdev-owner@kernel.org> TLS: TLSv1.2, AES256-SHA) id <B5fc6c6cf0001>; Tue, 01 Dec 2020 14:42:23 -0800 From: Saeed Mahameed <saeedm@nvidia.com> To: Jakub Kicinski <kuba@kernel.org> CC: "David S. Miller" <davem@davemloft.net>, <netdev@vger.kernel.org>, "Eran Ben Elisha" <eranbe@nvidia.com>, Aya Levin <ayal@nvidia.com>, Tariq Toukan <tariqt@nvidia.com>, Saeed Mahameed <saeedm@nvidia.com> Subject: [net-next 04/15] net/mlx5e: Allow SQ outside of channel context Date: Tue, 1 Dec 2020 14:41:57 -0800 Message-ID: <20201201224208.73295-5-saeedm@nvidia.com> In-Reply-To: <20201201224208.73295-1-saeedm@nvidia.com> References: <20201201224208.73295-1-saeedm@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain Precedence: bulk
Series	[net-next,01/15] net/mlx5e: Free drop RQ in a dedicated function \| expand [net-next,01/15] net/mlx5e: Free drop RQ in a dedicated function [net-next,02/15] net/mlx5e: Allow CQ outside of channel context [net-next,03/15] net/mlx5e: Allow RQ outside of channel context [net-next,04/15] net/mlx5e: Allow SQ outside of channel context [net-next,05/15] net/mlx5e: Change skb fifo push/pop API to be used without SQ [net-next,06/15] net/mlx5e: Split SW group counters update function [net-next,07/15] net/mlx5e: Move MLX5E_RX_ERR_CQE macro [net-next,08/15] net/mlx5e: Add TX PTP port object support [net-next,09/15] net/mlx5e: Add TX port timestamp support [net-next,10/15] net/mlx5e: remove unnecessary memset [net-next,11/15] net/mlx5e: Remove duplicated include [net-next,12/15] net/mlx5: Arm only EQs with EQEs [net-next,13/15] net/mlx5: Fix passing zero to 'PTR_ERR' [net-next,14/15] net/mlx5e: Split between RX/TX tunnel FW support indication [net-next,15/15] net/mlx5e: Fill mlx5e_create_cq_param in a function

Context	Check	Description
netdev/cover_letter	success	Pull request
netdev/fixes_present	success	Link
netdev/patch_count	success	Link
netdev/tree_selection	success	Clearly marked for net-next
netdev/subject_prefix	success	Link
netdev/source_inline	success	Was 0 now: 0
netdev/verify_signedoff	success	Link
netdev/module_param	success	Was 0 now: 0
netdev/build_32bit	success	Errors and warnings before: 0 this patch: 0
netdev/kdoc	success	Errors and warnings before: 0 this patch: 0
netdev/verify_fixes	success	Link
netdev/checkpatch	warning	WARNING: line length of 89 exceeds 80 columns WARNING: line length of 90 exceeds 80 columns
netdev/build_allmodconfig_warn	success	Errors and warnings before: 0 this patch: 0
netdev/header_inline	success	Link
netdev/stable	success	Stable not CCed

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 3dec0731f4da..c014e8ff66aa 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -369,10 +369,12 @@ struct mlx5e_txqsq { unsigned int hw_mtu; struct hwtstamp_config *tstamp; struct mlx5_clock *clock; + struct net_device *netdev; + struct mlx5_core_dev *mdev; + struct mlx5e_priv *priv; /* control path */ struct mlx5_wq_ctrl wq_ctrl; - struct mlx5e_channel *channel; int ch_ix; int txq_ix; u32 rate_limit; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c index e8fc535e6f91..718f8c0a4f6b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c @@ -157,10 +157,8 @@ void mlx5e_health_channels_update(struct mlx5e_priv *priv) DEVLINK_HEALTH_REPORTER_STATE_HEALTHY); } -int mlx5e_health_sq_to_ready(struct mlx5e_channel *channel, u32 sqn) +int mlx5e_health_sq_to_ready(struct mlx5_core_dev *mdev, struct net_device *dev, u32 sqn) { - struct mlx5_core_dev *mdev = channel->mdev; - struct net_device *dev = channel->netdev; struct mlx5e_modify_sq_param msp = {}; int err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h index 48d0232ce654..f88fbbe06995 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h @@ -42,7 +42,7 @@ struct mlx5e_err_ctx { void *ctx; }; -int mlx5e_health_sq_to_ready(struct mlx5e_channel *channel, u32 sqn); +int mlx5e_health_sq_to_ready(struct mlx5_core_dev *mdev, struct net_device *dev, u32 sqn); int mlx5e_health_channel_eq_recover(struct net_device *dev, struct mlx5_eq_comp *eq, struct mlx5e_ch_stats *stats); int mlx5e_health_recover_channels(struct mlx5e_priv *priv); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c index 0206e033a271..d80bbd17e5f8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c @@ -87,7 +87,7 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx) /* At this point, both the rq and the icosq are disabled */ - err = mlx5e_health_sq_to_ready(icosq->channel, icosq->sqn); + err = mlx5e_health_sq_to_ready(mdev, dev, icosq->sqn); if (err) goto out; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c index 97bfeae17dec..88b3b21d1068 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c @@ -15,7 +15,7 @@ static int mlx5e_wait_for_sq_flush(struct mlx5e_txqsq *sq) msleep(20); } - netdev_err(sq->channel->netdev, + netdev_err(sq->netdev, "Wait for SQ 0x%x flush timeout (sq cc = 0x%x, sq pc = 0x%x)\n", sq->sqn, sq->cc, sq->pc); @@ -41,8 +41,8 @@ static int mlx5e_tx_reporter_err_cqe_recover(void *ctx) int err; sq = ctx; - mdev = sq->channel->mdev; - dev = sq->channel->netdev; + mdev = sq->mdev; + dev = sq->netdev; if (!test_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state)) return 0; @@ -68,7 +68,7 @@ static int mlx5e_tx_reporter_err_cqe_recover(void *ctx) * pending WQEs. SQ can safely reset the SQ. */ - err = mlx5e_health_sq_to_ready(sq->channel, sq->sqn); + err = mlx5e_health_sq_to_ready(mdev, dev, sq->sqn); if (err) goto out; @@ -99,8 +99,8 @@ static int mlx5e_tx_reporter_timeout_recover(void *ctx) to_ctx = ctx; sq = to_ctx->sq; eq = sq->cq.mcq.eq; - priv = sq->channel->priv; - err = mlx5e_health_channel_eq_recover(sq->channel->netdev, eq, sq->channel->stats); + priv = sq->priv; + err = mlx5e_health_channel_eq_recover(sq->netdev, eq, sq->cq.ch_stats); if (!err) { to_ctx->status = 0; /* this sq recovered */ return err; @@ -144,8 +144,8 @@ static int mlx5e_tx_reporter_build_diagnose_output(struct devlink_fmsg *fmsg, struct mlx5e_txqsq *sq, int tc) { - struct mlx5e_priv *priv = sq->channel->priv; bool stopped = netif_xmit_stopped(sq->txq); + struct mlx5e_priv *priv = sq->priv; u8 state; int err; @@ -396,8 +396,8 @@ static int mlx5e_tx_reporter_dump(struct devlink_health_reporter *reporter, void mlx5e_reporter_tx_err_cqe(struct mlx5e_txqsq *sq) { - struct mlx5e_priv *priv = sq->channel->priv; char err_str[MLX5E_REPORTER_PER_Q_MAX_LEN]; + struct mlx5e_priv *priv = sq->priv; struct mlx5e_err_ctx err_ctx = {}; err_ctx.ctx = sq; @@ -410,9 +410,9 @@ void mlx5e_reporter_tx_err_cqe(struct mlx5e_txqsq *sq) int mlx5e_reporter_tx_timeout(struct mlx5e_txqsq *sq) { - struct mlx5e_priv *priv = sq->channel->priv; char err_str[MLX5E_REPORTER_PER_Q_MAX_LEN]; struct mlx5e_tx_timeout_ctx to_ctx = {}; + struct mlx5e_priv *priv = sq->priv; struct mlx5e_err_ctx err_ctx = {}; to_ctx.sq = sq; @@ -421,7 +421,7 @@ int mlx5e_reporter_tx_timeout(struct mlx5e_txqsq *sq) err_ctx.dump = mlx5e_tx_reporter_dump_sq; snprintf(err_str, sizeof(err_str), "TX timeout on queue: %d, SQ: 0x%x, CQ: 0x%x, SQ Cons: 0x%x SQ Prod: 0x%x, usecs since last trans: %u", - sq->channel->ix, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc, + sq->ch_ix, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc, jiffies_to_usecs(jiffies - sq->txq->trans_start)); mlx5e_health_report(priv, priv->tx_reporter, err_str, &err_ctx); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c index f51c04284e4d..2b51d3222ca1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls_rxtx.c @@ -276,7 +276,7 @@ bool mlx5e_tls_handle_tx_skb(struct net_device *netdev, struct mlx5e_txqsq *sq, if (WARN_ON_ONCE(tls_ctx->netdev != netdev)) goto err_out; - if (mlx5_accel_is_ktls_tx(sq->channel->mdev)) + if (mlx5_accel_is_ktls_tx(sq->mdev)) return mlx5e_ktls_handle_tx_skb(tls_ctx, sq, skb, datalen, state); /* FPGA */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 559ef38a6358..38506b8b6f82 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -1132,7 +1132,9 @@ static int mlx5e_alloc_txqsq(struct mlx5e_channel *c, sq->tstamp = c->tstamp; sq->clock = &mdev->clock; sq->mkey_be = c->mkey_be; - sq->channel = c; + sq->netdev = c->netdev; + sq->mdev = c->mdev; + sq->priv = c->priv; sq->ch_ix = c->ix; sq->txq_ix = txq_ix; sq->uar_map = mdev->mlx5e_res.bfreg.map; @@ -1332,7 +1334,7 @@ static int mlx5e_open_txqsq(struct mlx5e_channel *c, void mlx5e_activate_txqsq(struct mlx5e_txqsq *sq) { - sq->txq = netdev_get_tx_queue(sq->channel->netdev, sq->txq_ix); + sq->txq = netdev_get_tx_queue(sq->netdev, sq->txq_ix); set_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); netdev_tx_reset_queue(sq->txq); netif_tx_start_queue(sq->txq); @@ -1370,8 +1372,7 @@ static void mlx5e_deactivate_txqsq(struct mlx5e_txqsq *sq) static void mlx5e_close_txqsq(struct mlx5e_txqsq *sq) { - struct mlx5e_channel *c = sq->channel; - struct mlx5_core_dev *mdev = c->mdev; + struct mlx5_core_dev *mdev = sq->mdev; struct mlx5_rate_limit rl = {0}; cancel_work_sync(&sq->dim.work);

[net-next,04/15] net/mlx5e: Allow SQ outside of channel context

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