usb: gadget: net2280: physically disable endpoint on disable operation

Mian Yousaf Kaukab · Felipe Balbi · commit 971fe6567040 · 2015-05-26T10:40:26.000-05:00
Reset configuration in ep_cfg on disable to physically disable the
endpoint.

Tested-by: Ricardo Ribalda Delgado &lt;ricardo.ribalda@gmail.com&gt;
Signed-off-by: Mian Yousaf Kaukab &lt;yousaf.kaukab@intel.com&gt;
Signed-off-by: Felipe Balbi &lt;balbi@ti.com&gt;
diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
@@ -461,6 +461,13 @@ static void ep_reset_338x(struct net2280_regs __iomem *regs,
 	       BIT(DATA_PACKET_TRANSMITTED_INTERRUPT) |
 	       BIT(DATA_OUT_PING_TOKEN_INTERRUPT) |
 	       BIT(DATA_IN_TOKEN_INTERRUPT), &ep->regs->ep_stat);
+
+	tmp = readl(&ep->cfg->ep_cfg);
+	if (ep->is_in)
+		tmp &= ~USB3380_EP_CFG_MASK_IN;
+	else
+		tmp &= ~USB3380_EP_CFG_MASK_OUT;
+	writel(tmp, &ep->cfg->ep_cfg);
 }
 
 static void nuke(struct net2280_ep *);
