| Message ID | c453469d618100321c876a8c2b0ebee15a456eac.1628583235.git.aleksan@synopsys.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 5324bad66f09fdade4d72f3b8b55caf595557e3d |
| Headers | show |
| Series | usb: dwc2: gadget: implement udc_set_speed() | expand |
On 8/10/2021 2:42 PM, Argishti Aleksanyan wrote: > Implemented udc_set_speed() gadget ops to allow the udc to select > the gadget speed on initialization. > > Signed-off-by: Argishti Aleksanyan <aleksan@synopsys.com> Acked-by: Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> > --- > drivers/usb/dwc2/gadget.c | 23 +++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c > index 985b272f53d5..837237e4bc96 100644 > --- a/drivers/usb/dwc2/gadget.c > +++ b/drivers/usb/dwc2/gadget.c > @@ -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, > }; > > base-commit: 73e19de7b79a2f26f0b370cc071728cede1ab3a0 >
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 985b272f53d5..837237e4bc96 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -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, };
Implemented udc_set_speed() gadget ops to allow the udc to select the gadget speed on initialization. Signed-off-by: Argishti Aleksanyan <aleksan@synopsys.com> --- drivers/usb/dwc2/gadget.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) base-commit: 73e19de7b79a2f26f0b370cc071728cede1ab3a0