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authorDaniel Machon <daniel.machon@microchip.com>2026-02-27 15:56:39 +0100
committerJakub Kicinski <kuba@kernel.org>2026-03-02 18:46:21 -0800
commitb8909aad5b8de0e2d7e27c0246119eb07f0caa3b (patch)
tree43195c8f3359310c3997763a7419aa0c1d8040c3 /drivers/net/ethernet/microchip
parentd03c9ae654dd2f18f99f0efd873b209cba723007 (diff)
net: sparx5: move netdev and notifier block registration to probe
Move netdev registration and notifier block registration from sparx5_start() to probe(). This allows proper cleanup via goto-based error labels in probe(). Also, remove the sparx5_cleanup_ports() helper as its functionality is now split between sparx5_unregister_netdevs() and sparx5_destroy_netdevs() called at appropriate points. Signed-off-by: Daniel Machon <daniel.machon@microchip.com> Link: https://patch.msgid.link/20260227-sparx5-init-deinit-v2-1-10ba54ccf005@microchip.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/microchip')
-rw-r--r--drivers/net/ethernet/microchip/sparx5/sparx5_main.c41
1 files changed, 21 insertions, 20 deletions
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
index 9befd0719f74..e07bf414afdf 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
@@ -773,20 +773,11 @@ static int sparx5_start(struct sparx5 *sparx5)
mutex_init(&sparx5->mdb_lock);
INIT_LIST_HEAD(&sparx5->mdb_entries);
- err = sparx5_register_netdevs(sparx5);
- if (err)
- return err;
-
sparx5_board_init(sparx5);
- err = sparx5_register_notifier_blocks(sparx5);
- if (err)
- return err;
err = sparx5_vcap_init(sparx5);
- if (err) {
- sparx5_unregister_notifier_blocks(sparx5);
+ if (err)
return err;
- }
/* Start Frame DMA with fallback to register based INJ/XTR */
err = -ENXIO;
@@ -835,12 +826,6 @@ static int sparx5_start(struct sparx5 *sparx5)
return err;
}
-static void sparx5_cleanup_ports(struct sparx5 *sparx5)
-{
- sparx5_unregister_netdevs(sparx5);
- sparx5_destroy_netdevs(sparx5);
-}
-
static int mchp_sparx5_probe(struct platform_device *pdev)
{
struct initial_port_config *configs, *config;
@@ -1019,10 +1004,26 @@ static int mchp_sparx5_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&sparx5->mall_entries);
+ err = sparx5_register_netdevs(sparx5);
+ if (err) {
+ dev_err(sparx5->dev, "Failed to register net devices\n");
+ goto cleanup_ptp;
+ }
+
+ err = sparx5_register_notifier_blocks(sparx5);
+ if (err) {
+ dev_err(sparx5->dev, "Failed to register notifier blocks\n");
+ goto cleanup_netdevs;
+ }
+
goto cleanup_config;
+cleanup_netdevs:
+ sparx5_unregister_netdevs(sparx5);
+cleanup_ptp:
+ sparx5_ptp_deinit(sparx5);
cleanup_ports:
- sparx5_cleanup_ports(sparx5);
+ sparx5_destroy_netdevs(sparx5);
if (sparx5->mact_queue)
destroy_workqueue(sparx5->mact_queue);
cleanup_config:
@@ -1046,12 +1047,12 @@ static void mchp_sparx5_remove(struct platform_device *pdev)
disable_irq(sparx5->fdma_irq);
sparx5->fdma_irq = -ENXIO;
}
+ sparx5_unregister_notifier_blocks(sparx5);
+ sparx5_unregister_netdevs(sparx5);
sparx5_ptp_deinit(sparx5);
ops->fdma_deinit(sparx5);
- sparx5_cleanup_ports(sparx5);
sparx5_vcap_destroy(sparx5);
- /* Unregister netdevs */
- sparx5_unregister_notifier_blocks(sparx5);
+ sparx5_destroy_netdevs(sparx5);
destroy_workqueue(sparx5->mact_queue);
}