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From 27b7eb2bb2796739d47911ad0bb97c8cf3dd2aa6 Mon Sep 17 00:00:00 2001
From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Wed, 20 Jul 2016 16:59:18 -0400
Subject: [PATCH] rtl8xxxu: Setup interrupts for 8188eu

This sets up interrupts for 8188eu, but per vendor driver, it's not
obvious this is really needed for USB devices.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 9 +++++++++
 1 file changed, 9 insertions(+)

--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -4041,6 +4041,15 @@ static int rtl8xxxu_init_device(struct i
 	if (priv->rtl_chip == RTL8192E) {
 		rtl8xxxu_write32(priv, REG_HIMR0, 0x00);
 		rtl8xxxu_write32(priv, REG_HIMR1, 0x00);
+	} else if (priv->rtl_chip == RTL8188E) {
+		rtl8xxxu_write32(priv, REG_HISR0, 0xffffffff);
+		val32 = IMR0_PSTIMEOUT | IMR0_TBDER | IMR0_CPWM | IMR0_CPWM2;
+		rtl8xxxu_write32(priv, REG_HIMR0, val32);
+		val32 = IMR1_TXERR | IMR1_RXERR | IMR1_TXFOVW | IMR1_RXFOVW;
+		rtl8xxxu_write32(priv, REG_HIMR1, val32);
+		val8 = rtl8xxxu_read8(priv, REG_USB_SPECIAL_OPTION);
+		val8 |= USB_SPEC_INT_BULK_SELECT;
+		rtl8xxxu_write8(priv, REG_USB_SPECIAL_OPTION, val8);
 	} else {
 		/*
 		 * Enable all interrupts - not obvious USB needs to do this