mac80211: use upstream patches for rtl8xxxu

Also improves rtl8188eu support.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 43 insertions, 0 deletions

diff --git a/package/kernel/mac80211/patches/657-0040-rtl8xxxu-Disable-packet-DMA-aggregation-on-8188eu.patch b/package/kernel/mac80211/patches/657-0040-rtl8xxxu-Disable-packet-DMA-aggregation-on-8188eu.patch
new file mode 100644
index 0000000000..abd63bb6c9
--- /dev/null
+++ b/package/kernel/mac80211/patches/657-0040-rtl8xxxu-Disable-packet-DMA-aggregation-on-8188eu.patch
@@ -0,0 +1,43 @@
+From bfc96547cef1573569be623ea163386fc6830bde Mon Sep 17 00:00:00 2001
+From: Jes Sorensen <Jes.Sorensen@redhat.com>
+Date: Wed, 10 Aug 2016 15:41:13 -0400
+Subject: [PATCH] rtl8xxxu: Disable packet DMA aggregation on 8188eu
+
+For now disable packet DMA aggregation on the 8188eu, rather then
+risking the feature being left on by the init tables.
+
+Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
+---
+ drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 14 ++++++++++++++
+ 1 file changed, 14 insertions(+)
+
+--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c
++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c
+@@ -461,6 +461,19 @@ void rtl8188eu_config_channel(struct iee
+ 	}
+ }
+ 
++void rtl8188eu_init_aggregation(struct rtl8xxxu_priv *priv)
++{
++	u8 agg_ctrl, usb_spec;
++
++	usb_spec = rtl8xxxu_read8(priv, REG_USB_SPECIAL_OPTION);
++	usb_spec &= ~USB_SPEC_USB_AGG_ENABLE;
++	rtl8xxxu_write8(priv, REG_USB_SPECIAL_OPTION, usb_spec);
++
++	agg_ctrl = rtl8xxxu_read8(priv, REG_TRXDMA_CTRL);
++	agg_ctrl &= ~TRXDMA_CTRL_RXDMA_AGG_EN;
++	rtl8xxxu_write8(priv, REG_TRXDMA_CTRL, agg_ctrl);
++}
++
+ static int rtl8188eu_parse_efuse(struct rtl8xxxu_priv *priv)
+ {
+ 	struct rtl8188eu_efuse *efuse = &priv->efuse_wifi.efuse8188eu;
+@@ -1223,6 +1236,7 @@ struct rtl8xxxu_fileops rtl8188eu_fops =
+ 	.phy_iq_calibrate = rtl8188eu_phy_iq_calibrate,
+ 	.config_channel = rtl8188eu_config_channel,
+ 	.parse_rx_desc = rtl8xxxu_parse_rxdesc16,
++	.init_aggregation = rtl8188eu_init_aggregation,
+ 	.enable_rf = rtl8188e_enable_rf,
+ 	.disable_rf = rtl8188e_disable_rf,
+ 	.usb_quirks = rtl8188e_usb_quirks,