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kmod-redhat-mlx5_core/SOURCES/0169-netdrv-net-mlx5e-Encap...

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2.9 KiB

From 76873cb29b40ccf7c938297b7f007f609dfea0a6 Mon Sep 17 00:00:00 2001
From: Alaa Hleihel <ahleihel@redhat.com>
Date: Tue, 12 May 2020 10:54:41 -0400
Subject: [PATCH 169/312] [netdrv] net/mlx5e: Encapsulate updating netdev
queues into a function
Message-id: <20200512105530.4207-76-ahleihel@redhat.com>
Patchwork-id: 306947
Patchwork-instance: patchwork
O-Subject: [RHEL8.3 BZ 1789382 075/124] net/mlx5e: Encapsulate updating netdev queues into a function
Bugzilla: 1789382
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
RH-Acked-by: Kamal Heib <kheib@redhat.com>
RH-Acked-by: Jarod Wilson <jarod@redhat.com>
Bugzilla: http://bugzilla.redhat.com/1789382
Upstream: v5.7-rc1
commit c2c95271f9f39ea9b34db2301b3b6c5105cdb447
Author: Maxim Mikityanskiy <maximmi@mellanox.com>
Date: Tue Sep 3 17:38:43 2019 +0300
net/mlx5e: Encapsulate updating netdev queues into a function
As a preparation for one of the following commits, create a function to
encapsulate the code that notifies the kernel about the new amount of
RX and TX queues. The code will be called multiple times in the next
commit.
Signed-off-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index be3b5f911358..eed6e024675e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2887,6 +2887,17 @@ static void mlx5e_netdev_set_tcs(struct net_device *netdev)
netdev_set_tc_queue(netdev, tc, nch, 0);
}
+static void mlx5e_update_netdev_queues(struct mlx5e_priv *priv)
+{
+ int num_txqs = priv->channels.num * priv->channels.params.num_tc;
+ int num_rxqs = priv->channels.num * priv->profile->rq_groups;
+ struct net_device *netdev = priv->netdev;
+
+ mlx5e_netdev_set_tcs(netdev);
+ netif_set_real_num_tx_queues(netdev, num_txqs);
+ netif_set_real_num_rx_queues(netdev, num_rxqs);
+}
+
static void mlx5e_build_txq_maps(struct mlx5e_priv *priv)
{
int i, ch;
@@ -2908,13 +2919,7 @@ static void mlx5e_build_txq_maps(struct mlx5e_priv *priv)
void mlx5e_activate_priv_channels(struct mlx5e_priv *priv)
{
- int num_txqs = priv->channels.num * priv->channels.params.num_tc;
- int num_rxqs = priv->channels.num * priv->profile->rq_groups;
- struct net_device *netdev = priv->netdev;
-
- mlx5e_netdev_set_tcs(netdev);
- netif_set_real_num_tx_queues(netdev, num_txqs);
- netif_set_real_num_rx_queues(netdev, num_rxqs);
+ mlx5e_update_netdev_queues(priv);
mlx5e_build_txq_maps(priv);
mlx5e_activate_channels(&priv->channels);
--
2.13.6