diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0207-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.4/0207-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0207-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch b/target/linux/brcm2708/patches-4.4/0207-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch new file mode 100644 index 0000000000..5ea9384e75 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0207-dwc_otg-Enable-the-hack-for-Split-Interrupt-transact.patch @@ -0,0 +1,28 @@ +From cd141372388a05c228ce0552cfc6edc3bf3b65d6 Mon Sep 17 00:00:00 2001 +From: popcornmix <popcornmix@gmail.com> +Date: Mon, 21 Mar 2016 15:38:38 +0000 +Subject: [PATCH 207/304] 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. |