[PATCH 6.9 017/374] usb: typec: ucsi: simplify partners PD caps registration

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6.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

[ Upstream commit 41e1cd1401fcd1f1ae9e47574af2d9fc44a870b3 ]

In a way similar to the previous commit, move
typec_partner_set_usb_power_delivery() to be called after reading the PD
caps. This also removes calls to
usb_power_delivery_unregister_capabilities() from the error path. Keep
all capabilities registered until they are cleared by
ucsi_unregister_partner_pdos().

Fixes: b04e1747fbcc ("usb: typec: ucsi: Register USB Power Delivery Capabilities")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Reviewed-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240329-qcom-ucsi-fixes-v2-5-0f5d37ed04db@xxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/usb/typec/ucsi/ucsi.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 7a427c8e92e29..7801501837b69 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -824,12 +824,6 @@ static int ucsi_register_partner_pdos(struct ucsi_connector *con)
 			return PTR_ERR(cap);
 
 		con->partner_source_caps = cap;
-
-		ret = typec_partner_set_usb_power_delivery(con->partner, con->partner_pd);
-		if (ret) {
-			usb_power_delivery_unregister_capabilities(con->partner_source_caps);
-			return ret;
-		}
 	}
 
 	ret = ucsi_get_pdos(con, TYPEC_SINK, 1, caps.pdo);
@@ -844,15 +838,9 @@ static int ucsi_register_partner_pdos(struct ucsi_connector *con)
 			return PTR_ERR(cap);
 
 		con->partner_sink_caps = cap;
-
-		ret = typec_partner_set_usb_power_delivery(con->partner, con->partner_pd);
-		if (ret) {
-			usb_power_delivery_unregister_capabilities(con->partner_sink_caps);
-			return ret;
-		}
 	}
 
-	return 0;
+	return typec_partner_set_usb_power_delivery(con->partner, con->partner_pd);
 }
 
 static void ucsi_unregister_partner_pdos(struct ucsi_connector *con)
-- 
2.43.0







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