[PATCH 2/8] net: dsa: move cpu port probe to dsa_post_probe

Tim Harvey tharvey at gateworks.com
Thu May 12 02:19:57 CEST 2022


In order to ensure that a DSA driver probe gets called before
dsa_ops->port_probe move the port_probe of the cpu_port to
a post-probe function.

Signed-off-by: Tim Harvey <tharvey at gateworks.com>
Reviewed-by: Ramon Fried <rfried.dev at gmail.com>
---
v2:
 - added Ramon's rb tag
---
 net/dsa-uclass.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/net/dsa-uclass.c b/net/dsa-uclass.c
index 9ff55a02fb23..07edc584daf3 100644
--- a/net/dsa-uclass.c
+++ b/net/dsa-uclass.c
@@ -466,8 +466,6 @@ static int dsa_pre_probe(struct udevice *dev)
 {
 	struct dsa_pdata *pdata = dev_get_uclass_plat(dev);
 	struct dsa_priv *priv = dev_get_uclass_priv(dev);
-	struct dsa_ops *ops = dsa_get_ops(dev);
-	int err;
 
 	priv->num_ports = pdata->num_ports;
 	priv->cpu_port = pdata->cpu_port;
@@ -480,6 +478,15 @@ static int dsa_pre_probe(struct udevice *dev)
 	uclass_find_device_by_ofnode(UCLASS_ETH, pdata->master_node,
 				     &priv->master_dev);
 
+	return 0;
+}
+
+static int dsa_post_probe(struct udevice *dev)
+{
+	struct dsa_priv *priv = dev_get_uclass_priv(dev);
+	struct dsa_ops *ops = dsa_get_ops(dev);
+	int err;
+
 	/* Simulate a probing event for the CPU port */
 	if (ops->port_probe) {
 		err = ops->port_probe(dev, priv->cpu_port,
@@ -489,13 +496,14 @@ static int dsa_pre_probe(struct udevice *dev)
 	}
 
 	return 0;
-}
+};
 
 UCLASS_DRIVER(dsa) = {
 	.id = UCLASS_DSA,
 	.name = "dsa",
 	.post_bind = dsa_post_bind,
 	.pre_probe = dsa_pre_probe,
+	.post_probe = dsa_post_probe,
 	.per_device_auto = sizeof(struct dsa_priv),
 	.per_device_plat_auto = sizeof(struct dsa_pdata),
 	.per_child_plat_auto = sizeof(struct dsa_port_pdata),
-- 
2.17.1



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