diff options
author | Florian Fainelli <florian@openwrt.org> | 2014-02-28 20:30:08 +0000 |
---|---|---|
committer | Florian Fainelli <florian@openwrt.org> | 2014-02-28 20:30:08 +0000 |
commit | bb39b8d99aae1f7eb13a97bd874838da91080de6 (patch) | |
tree | 3046f53937c0bc5dc13e2b2ab7b688a1932199bf /target/linux/brcm2708/patches-3.10/0093-dwc_otg-Enable-NAK-holdoff-for-control-split-transac.patch | |
parent | c6c0d09f85c211560a1405441925681cfa25e8b1 (diff) | |
download | mtk-20170518-bb39b8d99aae1f7eb13a97bd874838da91080de6.zip mtk-20170518-bb39b8d99aae1f7eb13a97bd874838da91080de6.tar.gz mtk-20170518-bb39b8d99aae1f7eb13a97bd874838da91080de6.tar.bz2 |
brcm2708: update against latest rpi-3.10.y branch
Update our copies of the brcm2708 patches to the latest rpi-3.10-y
rebased against linux-3.10.y stable (3.10.32). This should hopefully
make it easier for us in the future to leverage the raspberry/rpi-*
branches.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
SVN-Revision: 39770
Diffstat (limited to 'target/linux/brcm2708/patches-3.10/0093-dwc_otg-Enable-NAK-holdoff-for-control-split-transac.patch')
-rw-r--r-- | target/linux/brcm2708/patches-3.10/0093-dwc_otg-Enable-NAK-holdoff-for-control-split-transac.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-3.10/0093-dwc_otg-Enable-NAK-holdoff-for-control-split-transac.patch b/target/linux/brcm2708/patches-3.10/0093-dwc_otg-Enable-NAK-holdoff-for-control-split-transac.patch new file mode 100644 index 0000000..827917a --- /dev/null +++ b/target/linux/brcm2708/patches-3.10/0093-dwc_otg-Enable-NAK-holdoff-for-control-split-transac.patch @@ -0,0 +1,30 @@ +From 3d8a3a5cbcd4d36768cf53e778d8165aefabd5b0 Mon Sep 17 00:00:00 2001 +From: P33M <P33M@github.com> +Date: Fri, 20 Sep 2013 16:08:27 +0100 +Subject: [PATCH 093/174] dwc_otg: Enable NAK holdoff for control split + transactions + +Certain low-speed devices take a very long time to complete a +data or status stage of a control transaction, producing NAK +responses until they complete internal processing - the USB2.0 +spec limit is up to 500mS. This causes the same type of interrupt +storm as seen with USB-serial dongles prior to c8edb238. + +In certain circumstances, usually while booting, this interrupt +storm could cause SD card timeouts. +--- + drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c | 3 +-- + 1 file changed, 1 insertion(+), 2 deletions(-) + +--- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c ++++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c +@@ -1857,8 +1857,7 @@ static int32_t handle_hc_nak_intr(dwc_ot + */ + switch(dwc_otg_hcd_get_pipe_type(&qtd->urb->pipe_info)) { + case UE_BULK: +- //case UE_INTERRUPT: +- //case UE_CONTROL: ++ case UE_CONTROL: + if (nak_holdoff_enable) + hc->qh->nak_frame = dwc_otg_hcd_get_frame_number(hcd); + } |