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authorÁlvaro Fernández Rojas <noltari@gmail.com>2016-06-20 14:50:04 +0200
committerZoltan HERPAI <wigyori@uid0.hu>2016-06-20 14:50:38 +0200
commit602bafecdbbbcb171dccae5ce07178e2c5a920d0 (patch)
tree3c4b40212dd90e6680be82ca323bb20c844bc16f /target/linux/brcm2708/patches-4.4/0208-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch
parentd7863315dd05777620fd133bb6880674fd3a00bd (diff)
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brcm2708: update to latest version
As usual these patches were extracted from the raspberry pi repo: https://github.com/raspberrypi/linux/commits/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0208-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0208-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0208-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch b/target/linux/brcm2708/patches-4.4/0208-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch
new file mode 100644
index 0000000000..88000fddfb
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0208-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch
@@ -0,0 +1,28 @@
+From 7956536a3d78ba0ef8ec990651b315664ed70f90 Mon Sep 17 00:00:00 2001
+From: popcornmix <popcornmix@gmail.com>
+Date: Mon, 21 Mar 2016 15:38:38 +0000
+Subject: [PATCH 208/232] dwc_otg: Enable the hack for Split Interrupt
+ transactions by default
+
+dwc_otg.fiq_fsm_mask=0xF has long been a suggestion for users with audio stutters or other USB bandwidth issues.
+So far we are aware of many success stories but no failure caused by this setting.
+Make it a default to learn more.
+
+See: https://www.raspberrypi.org/forums/viewtopic.php?f=28&t=70437
+
+Signed-off-by: popcornmix <popcornmix@gmail.com>
+---
+ drivers/usb/host/dwc_otg/dwc_otg_driver.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/drivers/usb/host/dwc_otg/dwc_otg_driver.c
++++ b/drivers/usb/host/dwc_otg/dwc_otg_driver.c
+@@ -247,7 +247,7 @@ bool fiq_fsm_enable = true;
+ //Bulk split-transaction NAK holdoff in microframes
+ uint16_t nak_holdoff = 8;
+
+-unsigned short fiq_fsm_mask = 0x07;
++unsigned short fiq_fsm_mask = 0x0F;
+
+ /**
+ * This function shows the Driver Version.