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Date: Sat, 25 Sep 2021 14:22:56 +0300
From: Leon Romanovsky <leon@...nel.org>
To: "David S . Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>
Cc: Leon Romanovsky <leonro@...dia.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Andrew Lunn <andrew@...n.ch>, Ariel Elior <aelior@...vell.com>,
Bin Luo <luobin9@...wei.com>,
Claudiu Manoil <claudiu.manoil@....com>,
Coiby Xu <coiby.xu@...il.com>,
Derek Chickles <dchickles@...vell.com>, drivers@...sando.io,
Felix Manlunas <fmanlunas@...vell.com>,
Florian Fainelli <f.fainelli@...il.com>,
Geetha sowjanya <gakula@...vell.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
GR-everest-linux-l2@...vell.com, GR-Linux-NIC-Dev@...vell.com,
hariprasad <hkelam@...vell.com>,
Ido Schimmel <idosch@...dia.com>,
Intel Corporation <linuxwwan@...el.com>,
intel-wired-lan@...ts.osuosl.org,
Ioana Ciornei <ioana.ciornei@....com>,
Jerin Jacob <jerinj@...vell.com>,
Jesse Brandeburg <jesse.brandeburg@...el.com>,
Jiri Pirko <jiri@...dia.com>,
Jonathan Lemon <jonathan.lemon@...il.com>,
Linu Cherian <lcherian@...vell.com>,
linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
linux-rdma@...r.kernel.org, linux-staging@...ts.linux.dev,
Loic Poulain <loic.poulain@...aro.org>,
Manish Chopra <manishc@...vell.com>,
M Chetan Kumar <m.chetan.kumar@...el.com>,
Michael Chan <michael.chan@...adcom.com>,
Michael Guralnik <michaelgur@...lanox.com>,
netdev@...r.kernel.org, oss-drivers@...igine.com,
Richard Cochran <richardcochran@...il.com>,
Saeed Mahameed <saeedm@...dia.com>,
Satanand Burla <sburla@...vell.com>,
Sergey Ryazanov <ryazanov.s.a@...il.com>,
Shannon Nelson <snelson@...sando.io>,
Simon Horman <simon.horman@...igine.com>,
Subbaraya Sundeep <sbhatta@...vell.com>,
Sunil Goutham <sgoutham@...vell.com>,
Taras Chornyi <tchornyi@...vell.com>,
Tariq Toukan <tariqt@...dia.com>,
Tony Nguyen <anthony.l.nguyen@...el.com>,
UNGLinuxDriver@...rochip.com, Vadym Kochan <vkochan@...vell.com>,
Vivien Didelot <vivien.didelot@...il.com>,
Vladimir Oltean <vladimir.oltean@....com>
Subject: [PATCH net-next v1 16/21] net: ethernet: ti: Move devlink registration to be last devlink command
From: Leon Romanovsky <leonro@...dia.com>
This change prevents from users to access device before devlink is
fully configured.
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
drivers/net/ethernet/ti/am65-cpsw-nuss.c | 15 ++++++---------
drivers/net/ethernet/ti/cpsw_new.c | 7 ++-----
2 files changed, 8 insertions(+), 14 deletions(-)
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index c2ea53ca92b6..0de5f4a4fe08 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -2429,7 +2429,6 @@ static int am65_cpsw_nuss_register_devlink(struct am65_cpsw_common *common)
dl_priv = devlink_priv(common->devlink);
dl_priv->common = common;
- devlink_register(common->devlink);
/* Provide devlink hook to switch mode when multiple external ports
* are present NUSS switchdev driver is enabled.
*/
@@ -2442,7 +2441,6 @@ static int am65_cpsw_nuss_register_devlink(struct am65_cpsw_common *common)
dev_err(dev, "devlink params reg fail ret:%d\n", ret);
goto dl_unreg;
}
- devlink_params_publish(common->devlink);
}
for (i = 1; i <= common->port_num; i++) {
@@ -2463,7 +2461,7 @@ static int am65_cpsw_nuss_register_devlink(struct am65_cpsw_common *common)
}
devlink_port_type_eth_set(dl_port, port->ndev);
}
-
+ devlink_register(common->devlink);
return ret;
dl_port_unreg:
@@ -2474,7 +2472,6 @@ static int am65_cpsw_nuss_register_devlink(struct am65_cpsw_common *common)
devlink_port_unregister(dl_port);
}
dl_unreg:
- devlink_unregister(common->devlink);
devlink_free(common->devlink);
return ret;
}
@@ -2485,6 +2482,8 @@ static void am65_cpsw_unregister_devlink(struct am65_cpsw_common *common)
struct am65_cpsw_port *port;
int i;
+ devlink_unregister(common->devlink);
+
for (i = 1; i <= common->port_num; i++) {
port = am65_common_get_port(common, i);
dl_port = &port->devlink_port;
@@ -2493,13 +2492,11 @@ static void am65_cpsw_unregister_devlink(struct am65_cpsw_common *common)
}
if (!AM65_CPSW_IS_CPSW2G(common) &&
- IS_ENABLED(CONFIG_TI_K3_AM65_CPSW_SWITCHDEV)) {
- devlink_params_unpublish(common->devlink);
- devlink_params_unregister(common->devlink, am65_cpsw_devlink_params,
+ IS_ENABLED(CONFIG_TI_K3_AM65_CPSW_SWITCHDEV))
+ devlink_params_unregister(common->devlink,
+ am65_cpsw_devlink_params,
ARRAY_SIZE(am65_cpsw_devlink_params));
- }
- devlink_unregister(common->devlink);
devlink_free(common->devlink);
}
diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c
index 204b4826303c..1530532748a8 100644
--- a/drivers/net/ethernet/ti/cpsw_new.c
+++ b/drivers/net/ethernet/ti/cpsw_new.c
@@ -1810,7 +1810,6 @@ static int cpsw_register_devlink(struct cpsw_common *cpsw)
dl_priv = devlink_priv(cpsw->devlink);
dl_priv->cpsw = cpsw;
- devlink_register(cpsw->devlink);
ret = devlink_params_register(cpsw->devlink, cpsw_devlink_params,
ARRAY_SIZE(cpsw_devlink_params));
if (ret) {
@@ -1818,21 +1817,19 @@ static int cpsw_register_devlink(struct cpsw_common *cpsw)
goto dl_unreg;
}
- devlink_params_publish(cpsw->devlink);
+ devlink_register(cpsw->devlink);
return ret;
dl_unreg:
- devlink_unregister(cpsw->devlink);
devlink_free(cpsw->devlink);
return ret;
}
static void cpsw_unregister_devlink(struct cpsw_common *cpsw)
{
- devlink_params_unpublish(cpsw->devlink);
+ devlink_unregister(cpsw->devlink);
devlink_params_unregister(cpsw->devlink, cpsw_devlink_params,
ARRAY_SIZE(cpsw_devlink_params));
- devlink_unregister(cpsw->devlink);
devlink_free(cpsw->devlink);
}
--
2.31.1
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