[PATCH net-next v1 16/21] net: ethernet: ti: Move devlink registration to be last devlink command
From: Leon Romanovsky <leon@kernel.org>
Date: 2021-09-25 11:24:33
Also in:
intel-wired-lan, linux-omap, linux-rdma, lkml, netdev
Subsystem:
networking drivers, the rest, ti ethernet switch driver (cpsw) · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Leon Romanovsky <leonro@nvidia.com> This change prevents from users to access device before devlink is fully configured. Signed-off-by: Leon Romanovsky <leonro@nvidia.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