openwrtv4/package/kernel/mac80211/patches/652-0022-rtl8xxxu-Setup-interrupts-for-8188eu.patch
Álvaro Fernández Rojas 092e77d948 rtl8xxxu: add support for rtl8188eu
Patches by Jes Sorensen:
https://git.kernel.org/cgit/linux/kernel/git/jes/linux.git/

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-15 20:23:46 +02:00

31 lines
1.3 KiB
Diff

From 90361ade5a709877dee37f5cb091886117c815f4 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
@@ -4037,6 +4037,15 @@ 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