aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/usb/gadget/udc/renesas_usb3.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/gadget/udc/renesas_usb3.c')
-rw-r--r--drivers/usb/gadget/udc/renesas_usb3.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index 33703140233a..c5c3c14df67a 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -775,6 +775,18 @@ static void usb3_irq_epc_int_1_resume(struct renesas_usb3 *usb3)
usb3_transition_to_default_state(usb3, false);
}
+static void usb3_irq_epc_int_1_suspend(struct renesas_usb3 *usb3)
+{
+ usb3_disable_irq_1(usb3, USB_INT_1_B2_SPND);
+
+ if (usb3->gadget.speed != USB_SPEED_UNKNOWN &&
+ usb3->gadget.state != USB_STATE_NOTATTACHED) {
+ if (usb3->driver && usb3->driver->suspend)
+ usb3->driver->suspend(&usb3->gadget);
+ usb_gadget_set_state(&usb3->gadget, USB_STATE_SUSPENDED);
+ }
+}
+
static void usb3_irq_epc_int_1_disable(struct renesas_usb3 *usb3)
{
usb3_stop_usb3_connection(usb3);
@@ -860,6 +872,9 @@ static void usb3_irq_epc_int_1(struct renesas_usb3 *usb3, u32 int_sta_1)
if (int_sta_1 & USB_INT_1_B2_RSUM)
usb3_irq_epc_int_1_resume(usb3);
+ if (int_sta_1 & USB_INT_1_B2_SPND)
+ usb3_irq_epc_int_1_suspend(usb3);
+
if (int_sta_1 & USB_INT_1_SPEED)
usb3_irq_epc_int_1_speed(usb3);
@@ -2536,7 +2551,7 @@ static const struct file_operations renesas_usb3_b_device_fops = {
static void renesas_usb3_debugfs_init(struct renesas_usb3 *usb3,
struct device *dev)
{
- usb3->dentry = debugfs_create_dir(dev_name(dev), NULL);
+ usb3->dentry = debugfs_create_dir(dev_name(dev), usb_debug_root);
debugfs_create_file("b_device", 0644, usb3->dentry, usb3,
&renesas_usb3_b_device_fops);
@@ -2733,7 +2748,6 @@ static struct usb_role_switch_desc renesas_usb3_role_switch_desc = {
static int renesas_usb3_probe(struct platform_device *pdev)
{
struct renesas_usb3 *usb3;
- struct resource *res;
int irq, ret;
const struct renesas_usb3_priv *priv;
const struct soc_device_attribute *attr;
@@ -2752,8 +2766,7 @@ static int renesas_usb3_probe(struct platform_device *pdev)
if (!usb3)
return -ENOMEM;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- usb3->reg = devm_ioremap_resource(&pdev->dev, res);
+ usb3->reg = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(usb3->reg))
return PTR_ERR(usb3->reg);