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author | Gabor Juhos <juhosg@openwrt.org> | 2011-06-29 08:57:32 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2011-06-29 08:57:32 +0000 |
commit | f15a427a56e713cb637aeb84349ba3fe02cfe9e6 (patch) | |
tree | 0456ec1a1feb352bd0481fba9936533f72be8c4d /target/linux/ar71xx/patches-2.6.39/110-usb-ehci-add-war-for-synopsys-hc-bug.patch | |
parent | 40dfb136e7b97de923312603916abbab42c49757 (diff) | |
download | upstream-f15a427a56e713cb637aeb84349ba3fe02cfe9e6.tar.gz upstream-f15a427a56e713cb637aeb84349ba3fe02cfe9e6.tar.bz2 upstream-f15a427a56e713cb637aeb84349ba3fe02cfe9e6.zip |
ar71xx: add 2.6.39 support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27310 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/patches-2.6.39/110-usb-ehci-add-war-for-synopsys-hc-bug.patch')
-rw-r--r-- | target/linux/ar71xx/patches-2.6.39/110-usb-ehci-add-war-for-synopsys-hc-bug.patch | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-2.6.39/110-usb-ehci-add-war-for-synopsys-hc-bug.patch b/target/linux/ar71xx/patches-2.6.39/110-usb-ehci-add-war-for-synopsys-hc-bug.patch new file mode 100644 index 0000000000..fb7edde054 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.39/110-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 +@@ -1183,6 +1183,9 @@ 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 +@@ -134,6 +134,7 @@ struct ehci_hcd { /* one per controlle + unsigned amd_pll_fix:1; + unsigned fs_i_thresh:1; /* Intel iso scheduling */ + unsigned use_dummy_qh:1; /* AMD Frame List table quirk*/ ++ unsigned has_synopsys_hc_bug:1; /* Synopsys HC */ + + /* required for usb32 quirk */ + #define OHCI_CTRL_HCFS (3 << 6) |