usb: dwc2: gadget: implement udc_set_speed()
Implemented udc_set_speed() gadget ops to allow the udc to select the gadget speed on initialization. Acked-by: Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> Signed-off-by: Argishti Aleksanyan <aleksan@synopsys.com> Link: https://lore.kernel.org/r/c453469d618100321c876a8c2b0ebee15a456eac.1628583235.git.aleksan@synopsys.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
73e19de7b7
commit
5324bad66f
|
@ -4709,12 +4709,35 @@ static int dwc2_hsotg_vbus_draw(struct usb_gadget *gadget, unsigned int mA)
|
|||
return usb_phy_set_power(hsotg->uphy, mA);
|
||||
}
|
||||
|
||||
static void dwc2_gadget_set_speed(struct usb_gadget *g, enum usb_device_speed speed)
|
||||
{
|
||||
struct dwc2_hsotg *hsotg = to_hsotg(g);
|
||||
unsigned long flags;
|
||||
|
||||
spin_lock_irqsave(&hsotg->lock, flags);
|
||||
switch (speed) {
|
||||
case USB_SPEED_HIGH:
|
||||
hsotg->params.speed = DWC2_SPEED_PARAM_HIGH;
|
||||
break;
|
||||
case USB_SPEED_FULL:
|
||||
hsotg->params.speed = DWC2_SPEED_PARAM_FULL;
|
||||
break;
|
||||
case USB_SPEED_LOW:
|
||||
hsotg->params.speed = DWC2_SPEED_PARAM_LOW;
|
||||
break;
|
||||
default:
|
||||
dev_err(hsotg->dev, "invalid speed (%d)\n", speed);
|
||||
}
|
||||
spin_unlock_irqrestore(&hsotg->lock, flags);
|
||||
}
|
||||
|
||||
static const struct usb_gadget_ops dwc2_hsotg_gadget_ops = {
|
||||
.get_frame = dwc2_hsotg_gadget_getframe,
|
||||
.set_selfpowered = dwc2_hsotg_set_selfpowered,
|
||||
.udc_start = dwc2_hsotg_udc_start,
|
||||
.udc_stop = dwc2_hsotg_udc_stop,
|
||||
.pullup = dwc2_hsotg_pullup,
|
||||
.udc_set_speed = dwc2_gadget_set_speed,
|
||||
.vbus_session = dwc2_hsotg_vbus_session,
|
||||
.vbus_draw = dwc2_hsotg_vbus_draw,
|
||||
};
|
||||
|
|
Loading…
Reference in New Issue