From: Jingwu Lin <jingwu....@intel.com>
Add support for SetPortFeature(PORT_TEST) for root port.
Signed-off-by: Jingwu Lin <jingwu....@intel.com>
---
drivers/usb/dwc2/hcd.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 7ebf6cc..c46b863 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -1764,6 +1764,15 @@ static int dwc2_hcd_hub_control(struct dwc2_hsotg
*hsotg, u16 typereq,
/* Not supported */
break;
+ case USB_PORT_FEAT_TEST:
+ hprt0 = dwc2_read_hprt0(hsotg);
+ dev_dbg(hsotg->dev,
+ "SetPortFeature - USB_PORT_FEAT_TEST\n");
+ hprt0 &= ~HPRT0_TSTCTL_MASK;
+ hprt0 |= (windex >> 8) << HPRT0_TSTCTL_SHIFT;
+ writel(hprt0, hsotg->regs + HPRT0);
+ break;
+
default:
retval = -EINVAL;
dev_err(hsotg->dev,
--
1.9.1
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