From: Hector Martin <marcan@xxxxxxxxx>
Just like for power status we also need to keep track of data status to
be able to detect mode changes once we introduce de-bouncing for CD321x.
Read it during probe and keep a cached copy of its value.
Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
Signed-off-by: Sven Peter <sven@xxxxxxxxxx>
---
drivers/usb/typec/tipd/core.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index e6e9730ee6dacd8c1271b1d52a02da49ff248d3e..b558fc5ecbc35a9dabbf33c444f38173740af7c3 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -176,6 +176,7 @@ struct tps6598x {
int wakeup;
u32 status; /* status reg */
+ u32 data_status;
u16 pwr_status;
struct delayed_work wq_poll;
@@ -538,6 +539,7 @@ static bool tps6598x_read_data_status(struct tps6598x *tps)
dev_err(tps->dev, "failed to read data status: %d\n", ret);
return false;
}
+ tps->data_status = data_status;
if (tps->data->trace_data_status)
tps->data->trace_data_status(data_status);
@@ -1551,6 +1553,8 @@ static int tps6598x_probe(struct i2c_client *client)
if (status & TPS_STATUS_PLUG_PRESENT) {
if (!tps6598x_read_power_status(tps))
goto err_unregister_port;
+ if (!tps->data->read_data_status(tps))
+ goto err_unregister_port;
ret = tps6598x_connect(tps, status);
if (ret)
dev_err(&client->dev, "failed to register partner\n");
--
2.34.1
