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Message-Id: <20210205033415.3320439-8-kyletso@google.com>
Date:   Fri,  5 Feb 2021 11:34:15 +0800
From:   Kyle Tso <kyletso@...gle.com>
To:     linux@...ck-us.net, heikki.krogerus@...ux.intel.com,
        gregkh@...uxfoundation.org, hdegoede@...hat.com, robh+dt@...nel.org
Cc:     badhri@...gle.com, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Kyle Tso <kyletso@...gle.com>
Subject: [PATCH v6 7/7] usb: typec: tcpm: Get Sink VDO from fwnode

Commit a079973f462a ("usb: typec: tcpm: Remove tcpc_config
configuration mechanism") removed the tcpc_config which includes the
Sink VDO and it is not yet added back with fwnode. Add it now.

Signed-off-by: Kyle Tso <kyletso@...gle.com>
---
Changes since v5:
- no change

 drivers/usb/typec/tcpm/tcpm.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index b45cd191a8a4..be0b6469dd3d 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -5722,6 +5722,20 @@ static int tcpm_fw_get_caps(struct tcpm_port *port,
 			port->new_source_frs_current = frs_current;
 	}
 
+	/* sink-vdos is optional */
+	ret = fwnode_property_count_u32(fwnode, "sink-vdos");
+	if (ret < 0)
+		ret = 0;
+
+	port->nr_snk_vdo = min(ret, VDO_MAX_OBJECTS);
+	if (port->nr_snk_vdo) {
+		ret = fwnode_property_read_u32_array(fwnode, "sink-vdos",
+						     port->snk_vdo,
+						     port->nr_snk_vdo);
+		if (ret < 0)
+			return ret;
+	}
+
 	return 0;
 }
 
-- 
2.30.0.365.g02bc693789-goog

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