[PATCH v5 8/8] usb: typec: tcpm: Get Sink VDO from fwnode

Kyle Tso
2021-02-02T16:24:58Z

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@google.com>
---
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 979b7ee6473c..9b13e19118f0 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -5677,6 +5677,20 @@ 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