diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
| commit | d635711daa98be86d4c7fd01499c34f566b54ccb (patch) | |
| tree | aa5cc3760a27c3d57146498cb82fa549547de06c /drivers/usb/phy/phy-generic.c | |
| parent | c91265cd0efb83778f015b4d4b1129bd2cfd075e (diff) | |
Linux-libre 4.6.2-gnu
Diffstat (limited to 'drivers/usb/phy/phy-generic.c')
| -rw-r--r-- | drivers/usb/phy/phy-generic.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c index 5320cb864..980c9dee0 100644 --- a/drivers/usb/phy/phy-generic.c +++ b/drivers/usb/phy/phy-generic.c @@ -118,7 +118,8 @@ static irqreturn_t nop_gpio_vbus_thread(int irq, void *data) status = USB_EVENT_VBUS; otg->state = OTG_STATE_B_PERIPHERAL; nop->phy.last_event = status; - usb_gadget_vbus_connect(otg->gadget); + if (otg->gadget) + usb_gadget_vbus_connect(otg->gadget); /* drawing a "unit load" is *always* OK, except for OTG */ nop_set_vbus_draw(nop, 100); @@ -128,7 +129,8 @@ static irqreturn_t nop_gpio_vbus_thread(int irq, void *data) } else { nop_set_vbus_draw(nop, 0); - usb_gadget_vbus_disconnect(otg->gadget); + if (otg->gadget) + usb_gadget_vbus_disconnect(otg->gadget); status = USB_EVENT_NONE; otg->state = OTG_STATE_B_IDLE; nop->phy.last_event = status; @@ -184,7 +186,10 @@ static int nop_set_peripheral(struct usb_otg *otg, struct usb_gadget *gadget) } otg->gadget = gadget; - otg->state = OTG_STATE_B_IDLE; + if (otg->state == OTG_STATE_B_PERIPHERAL) + usb_gadget_vbus_connect(gadget); + else + otg->state = OTG_STATE_B_IDLE; return 0; } |