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Date: Mon, 16 Aug 2021 16:22:10 -0700
From: Saeed Mahameed <saeed@...nel.org>
To: "David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>
Cc: netdev@...r.kernel.org, Tariq Toukan <tariqt@...dia.com>,
Leon Romanovsky <leonro@...dia.com>,
Maxim Mikityanskiy <maximmi@...dia.com>,
Saeed Mahameed <saeedm@...dia.com>
Subject: [net-next V2 08/17] net/mlx5e: Abstract MQPRIO params
From: Tariq Toukan <tariqt@...dia.com>
Abstract the MQPRIO params into a struct.
Use a getter for DCB mode num_tcs.
Signed-off-by: Tariq Toukan <tariqt@...dia.com>
Reviewed-by: Maxim Mikityanskiy <maximmi@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 9 ++++++++-
.../net/ethernet/mellanox/mlx5/core/en/ptp.c | 18 ++++++++++-------
.../net/ethernet/mellanox/mlx5/core/en/qos.c | 2 +-
.../mellanox/mlx5/core/en/reporter_tx.c | 8 ++++----
.../net/ethernet/mellanox/mlx5/core/en_main.c | 20 +++++++++----------
.../net/ethernet/mellanox/mlx5/core/en_rep.c | 5 +++--
6 files changed, 37 insertions(+), 25 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 4f6897c1ea8d..1ddf320af831 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -248,7 +248,9 @@ struct mlx5e_params {
u8 rq_wq_type;
u8 log_rq_mtu_frames;
u16 num_channels;
- u8 num_tc;
+ struct {
+ u8 num_tc;
+ } mqprio;
bool rx_cqe_compress_def;
bool tunneled_offload_en;
struct dim_cq_moder rx_cq_moderation;
@@ -268,6 +270,11 @@ struct mlx5e_params {
bool ptp_rx;
};
+static inline u8 mlx5e_get_dcb_num_tc(struct mlx5e_params *params)
+{
+ return params->mqprio.num_tc;
+}
+
enum {
MLX5E_RQ_STATE_ENABLED,
MLX5E_RQ_STATE_RECOVERING,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
index f479ef31ca40..ee688dec67a9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c
@@ -326,13 +326,14 @@ static int mlx5e_ptp_open_txqsqs(struct mlx5e_ptp *c,
struct mlx5e_ptp_params *cparams)
{
struct mlx5e_params *params = &cparams->params;
+ u8 num_tc = mlx5e_get_dcb_num_tc(params);
int ix_base;
int err;
int tc;
- ix_base = params->num_tc * params->num_channels;
+ ix_base = num_tc * params->num_channels;
- for (tc = 0; tc < params->num_tc; tc++) {
+ for (tc = 0; tc < num_tc; tc++) {
int txq_ix = ix_base + tc;
err = mlx5e_ptp_open_txqsq(c, c->priv->tisn[c->lag_port][tc], txq_ix,
@@ -365,9 +366,12 @@ static int mlx5e_ptp_open_tx_cqs(struct mlx5e_ptp *c,
struct mlx5e_create_cq_param ccp = {};
struct dim_cq_moder ptp_moder = {};
struct mlx5e_cq_param *cq_param;
+ u8 num_tc;
int err;
int tc;
+ num_tc = mlx5e_get_dcb_num_tc(params);
+
ccp.node = dev_to_node(mlx5_core_dma_dev(c->mdev));
ccp.ch_stats = c->stats;
ccp.napi = &c->napi;
@@ -375,7 +379,7 @@ static int mlx5e_ptp_open_tx_cqs(struct mlx5e_ptp *c,
cq_param = &cparams->txq_sq_param.cqp;
- for (tc = 0; tc < params->num_tc; tc++) {
+ for (tc = 0; tc < num_tc; tc++) {
struct mlx5e_cq *cq = &c->ptpsq[tc].txqsq.cq;
err = mlx5e_open_cq(c->priv, ptp_moder, cq_param, &ccp, cq);
@@ -383,7 +387,7 @@ static int mlx5e_ptp_open_tx_cqs(struct mlx5e_ptp *c,
goto out_err_txqsq_cq;
}
- for (tc = 0; tc < params->num_tc; tc++) {
+ for (tc = 0; tc < num_tc; tc++) {
struct mlx5e_cq *cq = &c->ptpsq[tc].ts_cq;
struct mlx5e_ptpsq *ptpsq = &c->ptpsq[tc];
@@ -399,7 +403,7 @@ static int mlx5e_ptp_open_tx_cqs(struct mlx5e_ptp *c,
out_err_ts_cq:
for (--tc; tc >= 0; tc--)
mlx5e_close_cq(&c->ptpsq[tc].ts_cq);
- tc = params->num_tc;
+ tc = num_tc;
out_err_txqsq_cq:
for (--tc; tc >= 0; tc--)
mlx5e_close_cq(&c->ptpsq[tc].txqsq.cq);
@@ -475,7 +479,7 @@ static void mlx5e_ptp_build_params(struct mlx5e_ptp *c,
params->num_channels = orig->num_channels;
params->hard_mtu = orig->hard_mtu;
params->sw_mtu = orig->sw_mtu;
- params->num_tc = orig->num_tc;
+ params->mqprio = orig->mqprio;
/* SQ */
if (test_bit(MLX5E_PTP_STATE_TX, c->state)) {
@@ -680,7 +684,7 @@ int mlx5e_ptp_open(struct mlx5e_priv *priv, struct mlx5e_params *params,
c->pdev = mlx5_core_dma_dev(priv->mdev);
c->netdev = priv->netdev;
c->mkey_be = cpu_to_be32(priv->mdev->mlx5e_res.hw_objs.mkey.key);
- c->num_tc = params->num_tc;
+ c->num_tc = mlx5e_get_dcb_num_tc(params);
c->stats = &priv->ptp_stats.ch;
c->lag_port = lag_port;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
index 5efe3278b0f6..c9ac69f62f21 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
@@ -132,7 +132,7 @@ static u16 mlx5e_qid_from_qos(struct mlx5e_channels *chs, u16 qid)
*/
bool is_ptp = MLX5E_GET_PFLAG(&chs->params, MLX5E_PFLAG_TX_PORT_TS);
- return (chs->params.num_channels + is_ptp) * chs->params.num_tc + qid;
+ return (chs->params.num_channels + is_ptp) * mlx5e_get_dcb_num_tc(&chs->params) + qid;
}
int mlx5e_get_txq_by_classid(struct mlx5e_priv *priv, u16 classid)
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 9d361efd5ff7..bb682fd751c9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
@@ -372,7 +372,7 @@ static int mlx5e_tx_reporter_diagnose(struct devlink_health_reporter *reporter,
for (i = 0; i < priv->channels.num; i++) {
struct mlx5e_channel *c = priv->channels.c[i];
- for (tc = 0; tc < priv->channels.params.num_tc; tc++) {
+ for (tc = 0; tc < mlx5e_get_dcb_num_tc(&priv->channels.params); tc++) {
struct mlx5e_txqsq *sq = &c->sq[tc];
err = mlx5e_tx_reporter_build_diagnose_output(fmsg, sq, tc);
@@ -384,7 +384,7 @@ static int mlx5e_tx_reporter_diagnose(struct devlink_health_reporter *reporter,
if (!ptp_ch || !test_bit(MLX5E_PTP_STATE_TX, ptp_ch->state))
goto close_sqs_nest;
- for (tc = 0; tc < priv->channels.params.num_tc; tc++) {
+ for (tc = 0; tc < mlx5e_get_dcb_num_tc(&priv->channels.params); tc++) {
err = mlx5e_tx_reporter_build_diagnose_output_ptpsq(fmsg,
&ptp_ch->ptpsq[tc],
tc);
@@ -494,7 +494,7 @@ static int mlx5e_tx_reporter_dump_all_sqs(struct mlx5e_priv *priv,
for (i = 0; i < priv->channels.num; i++) {
struct mlx5e_channel *c = priv->channels.c[i];
- for (tc = 0; tc < priv->channels.params.num_tc; tc++) {
+ for (tc = 0; tc < mlx5e_get_dcb_num_tc(&priv->channels.params); tc++) {
struct mlx5e_txqsq *sq = &c->sq[tc];
err = mlx5e_health_queue_dump(priv, fmsg, sq->sqn, "SQ");
@@ -504,7 +504,7 @@ static int mlx5e_tx_reporter_dump_all_sqs(struct mlx5e_priv *priv,
}
if (ptp_ch && test_bit(MLX5E_PTP_STATE_TX, ptp_ch->state)) {
- for (tc = 0; tc < priv->channels.params.num_tc; tc++) {
+ for (tc = 0; tc < mlx5e_get_dcb_num_tc(&priv->channels.params); tc++) {
struct mlx5e_txqsq *sq = &ptp_ch->ptpsq[tc].txqsq;
err = mlx5e_health_queue_dump(priv, fmsg, sq->sqn, "PTP SQ");
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index e559afc70bff..b2f95cd34622 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1711,7 +1711,7 @@ static int mlx5e_open_sqs(struct mlx5e_channel *c,
{
int err, tc;
- for (tc = 0; tc < params->num_tc; tc++) {
+ for (tc = 0; tc < mlx5e_get_dcb_num_tc(params); tc++) {
int txq_ix = c->ix + tc * params->num_channels;
err = mlx5e_open_txqsq(c, c->priv->tisn[c->lag_port][tc], txq_ix,
@@ -1992,7 +1992,7 @@ static int mlx5e_open_channel(struct mlx5e_priv *priv, int ix,
c->pdev = mlx5_core_dma_dev(priv->mdev);
c->netdev = priv->netdev;
c->mkey_be = cpu_to_be32(priv->mdev->mlx5e_res.hw_objs.mkey.key);
- c->num_tc = params->num_tc;
+ c->num_tc = mlx5e_get_dcb_num_tc(params);
c->xdp = !!params->xdp_prog;
c->stats = &priv->channel_stats[ix].ch;
c->aff_mask = irq_get_effective_affinity_mask(irq);
@@ -2288,7 +2288,7 @@ int mlx5e_update_tx_netdev_queues(struct mlx5e_priv *priv)
qos_queues = mlx5e_qos_cur_leaf_nodes(priv);
nch = priv->channels.params.num_channels;
- ntc = priv->channels.params.num_tc;
+ ntc = mlx5e_get_dcb_num_tc(&priv->channels.params);
num_txqs = nch * ntc + qos_queues;
if (MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_TX_PORT_TS))
num_txqs += ntc;
@@ -2312,7 +2312,7 @@ static int mlx5e_update_netdev_queues(struct mlx5e_priv *priv)
old_ntc = netdev->num_tc ? : 1;
nch = priv->channels.params.num_channels;
- ntc = priv->channels.params.num_tc;
+ ntc = mlx5e_get_dcb_num_tc(&priv->channels.params);
num_rxqs = nch * priv->profile->rq_groups;
mlx5e_netdev_set_tcs(netdev, nch, ntc);
@@ -2387,7 +2387,7 @@ static void mlx5e_build_txq_maps(struct mlx5e_priv *priv)
int i, ch, tc, num_tc;
ch = priv->channels.num;
- num_tc = priv->channels.params.num_tc;
+ num_tc = mlx5e_get_dcb_num_tc(&priv->channels.params);
for (i = 0; i < ch; i++) {
for (tc = 0; tc < num_tc; tc++) {
@@ -2418,7 +2418,7 @@ static void mlx5e_update_num_tc_x_num_ch(struct mlx5e_priv *priv)
{
/* Sync with mlx5e_select_queue. */
WRITE_ONCE(priv->num_tc_x_num_ch,
- priv->channels.params.num_tc * priv->channels.num);
+ mlx5e_get_dcb_num_tc(&priv->channels.params) * priv->channels.num);
}
void mlx5e_activate_priv_channels(struct mlx5e_priv *priv)
@@ -2870,14 +2870,14 @@ static int mlx5e_setup_tc_mqprio(struct mlx5e_priv *priv,
}
new_params = priv->channels.params;
- new_params.num_tc = tc ? tc : 1;
+ new_params.mqprio.num_tc = tc ? tc : 1;
err = mlx5e_safe_switch_params(priv, &new_params,
mlx5e_num_channels_changed_ctx, NULL, true);
out:
priv->max_opened_tc = max_t(u8, priv->max_opened_tc,
- priv->channels.params.num_tc);
+ mlx5e_get_dcb_num_tc(&priv->channels.params));
mutex_unlock(&priv->state_lock);
return err;
}
@@ -4093,12 +4093,12 @@ void mlx5e_build_nic_params(struct mlx5e_priv *priv, struct mlx5e_xsk *xsk, u16
params->hard_mtu = MLX5E_ETH_HARD_MTU;
params->num_channels = min_t(unsigned int, MLX5E_MAX_NUM_CHANNELS / 2,
priv->max_nch);
- params->num_tc = 1;
+ params->mqprio.num_tc = 1;
/* Set an initial non-zero value, so that mlx5e_select_queue won't
* divide by zero if called before first activating channels.
*/
- priv->num_tc_x_num_ch = params->num_channels * params->num_tc;
+ priv->num_tc_x_num_ch = params->num_channels * params->mqprio.num_tc;
/* SQ */
params->log_sq_size = is_kdump_kernel() ?
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index c54aaef521b7..eb83f27850c7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -394,7 +394,8 @@ int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv)
int err = -ENOMEM;
u32 *sqs;
- sqs = kcalloc(priv->channels.num * priv->channels.params.num_tc, sizeof(*sqs), GFP_KERNEL);
+ sqs = kcalloc(priv->channels.num * mlx5e_get_dcb_num_tc(&priv->channels.params),
+ sizeof(*sqs), GFP_KERNEL);
if (!sqs)
goto out;
@@ -611,7 +612,7 @@ static void mlx5e_build_rep_params(struct net_device *netdev)
params->rx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation);
mlx5e_set_rx_cq_mode_params(params, cq_period_mode);
- params->num_tc = 1;
+ params->mqprio.num_tc = 1;
params->tunneled_offload_en = false;
mlx5_query_min_inline(mdev, ¶ms->tx_min_inline_mode);
--
2.31.1
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