diff options
Diffstat (limited to 'drivers/usb/common/usb-conn-gpio.c')
| -rw-r--r-- | drivers/usb/common/usb-conn-gpio.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/common/usb-conn-gpio.c b/drivers/usb/common/usb-conn-gpio.c index ed204cbb63ea..67d00d0ef621 100644 --- a/drivers/usb/common/usb-conn-gpio.c +++ b/drivers/usb/common/usb-conn-gpio.c @@ -38,6 +38,7 @@ struct usb_conn_info { struct gpio_desc *vbus_gpiod; int id_irq; int vbus_irq; + bool initial_detection; }; /** @@ -82,11 +83,13 @@ static void usb_conn_detect_cable(struct work_struct *work) dev_dbg(info->dev, "role %d/%d, gpios: id %d, vbus %d\n", info->last_role, role, id, vbus); - if (info->last_role == role) { + if (!info->initial_detection && info->last_role == role) { dev_warn(info->dev, "repeated role: %d\n", role); return; } + info->initial_detection = false; + if (info->last_role == USB_ROLE_HOST) regulator_disable(info->vbus); @@ -206,6 +209,7 @@ static int usb_conn_probe(struct platform_device *pdev) platform_set_drvdata(pdev, info); /* Perform initial detection */ + info->initial_detection = true; usb_conn_queue_dwork(info, 0); return 0; |