On 06/26/2018 04:45 PM, Li Jun wrote:
From: Peter Chen <peter.chen@xxxxxxx>
With that we can clear any pending events and the port is registered
so driver can be ready to handle typec events once we request irq.
Reviewed-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
Signed-off-by: Peter Chen <peter.chen@xxxxxxx>
Signed-off-by: Li Jun <jun.li@xxxxxxx>
Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/staging/typec/tcpci.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/typec/tcpci.c b/drivers/staging/typec/tcpci.c
index b63f147..3b35fce 100644
--- a/drivers/staging/typec/tcpci.c
+++ b/drivers/staging/typec/tcpci.c
@@ -537,24 +537,27 @@ static int tcpci_probe(struct i2c_client *client,
if (IS_ERR(chip->data.regmap))
return PTR_ERR(chip->data.regmap);
+ i2c_set_clientdata(client, chip);
+
/* Disable chip interrupts before requesting irq */
err = regmap_raw_write(chip->data.regmap, TCPC_ALERT_MASK, &val,
sizeof(u16));
if (err < 0)
return err;
+ chip->tcpci = tcpci_register_port(&client->dev, &chip->data);
+ if (IS_ERR(chip->tcpci))
+ return PTR_ERR(chip->tcpci);
+
err = devm_request_threaded_irq(&client->dev, client->irq, NULL,
_tcpci_irq,
IRQF_ONESHOT | IRQF_TRIGGER_LOW,
dev_name(&client->dev), chip);
- if (err < 0)
+ if (err < 0) {
+ tcpci_unregister_port(chip->tcpci);
return err;
+ }
- chip->tcpci = tcpci_register_port(&client->dev, &chip->data);
- if (IS_ERR(chip->tcpci))
- return PTR_ERR(chip->tcpci);
-
- i2c_set_clientdata(client, chip);
return 0;
}
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