From a15d58f605a776ee9a929fc46d52bfc7afc70de0 Mon Sep 17 00:00:00 2001 From: Matteo Croce Date: Sun, 28 Feb 2010 16:33:15 +0000 Subject: ar71xx: 2.6.33 patches SVN-Revision: 19908 --- .../110-usb-ehci-add-war-for-synopsys-hc-bug.patch | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 target/linux/ar71xx/patches-2.6.33/110-usb-ehci-add-war-for-synopsys-hc-bug.patch (limited to 'target/linux/ar71xx/patches-2.6.33/110-usb-ehci-add-war-for-synopsys-hc-bug.patch') diff --git a/target/linux/ar71xx/patches-2.6.33/110-usb-ehci-add-war-for-synopsys-hc-bug.patch b/target/linux/ar71xx/patches-2.6.33/110-usb-ehci-add-war-for-synopsys-hc-bug.patch new file mode 100644 index 0000000..18994d0 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.33/110-usb-ehci-add-war-for-synopsys-hc-bug.patch @@ -0,0 +1,22 @@ +--- a/drivers/usb/host/ehci-q.c ++++ b/drivers/usb/host/ehci-q.c +@@ -1172,6 +1172,9 @@ static void end_unlink_async (struct ehc + ehci->reclaim = NULL; + start_unlink_async (ehci, next); + } ++ ++ if (ehci->has_synopsys_hc_bug) ++ writel((u32)ehci->async->qh_dma, &ehci->regs->async_next); + } + + /* makes sure the async qh will become idle */ +--- a/drivers/usb/host/ehci.h ++++ b/drivers/usb/host/ehci.h +@@ -129,6 +129,7 @@ struct ehci_hcd { /* one per controlle + unsigned has_amcc_usb23:1; + unsigned need_io_watchdog:1; + unsigned broken_periodic:1; ++ unsigned has_synopsys_hc_bug:1; /* Synopsys HC */ + + /* required for usb32 quirk */ + #define OHCI_CTRL_HCFS (3 << 6) -- cgit v1.1