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Patch for disconnect issues with storage attached to a tegra-ehci controller

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This commit is contained in:
Peter Robinson 2012-05-03 20:27:11 +01:00
parent 7b4b439262
commit df483e6175
2 changed files with 26 additions and 2 deletions
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16
arm-tegra-usb-no-reset-linux33.patch Normal file
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@ -0,0 +1,16 @@
--- linux-3.3.4-3.fc17.x86_64_orig/drivers/usb/core/hub.c 2012-05-02 20:08:18.421685932 -0400
+++ linux-3.3.4-3.fc17.x86_64/drivers/usb/core/hub.c 2012-05-02 20:30:36.565865425 -0400
@@ -3484,6 +3484,13 @@ static void hub_events(void)
(u16) hub->change_bits[0],
(u16) hub->event_bits[0]);
+ /* Don't disconnect USB-SATA on TrimSlice */
+ if (strcmp(dev_name(hdev->bus->controller), "tegra-ehci.0") == 0) {
+ if ((hdev->state == 7) && (hub->change_bits[0] == 0) &&
+ (hub->event_bits[0] == 0x2))
+ hub->event_bits[0] = 0;
+ }
+
/* Lock the device, then check to see if we were
* disconnected while waiting for the lock to succeed. */
usb_lock_device(hdev);

12
kernel.spec
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@ -715,12 +715,16 @@ Patch14000: hibernate-freeze-filesystems.patch
Patch14010: lis3-improve-handling-of-null-rate.patch
# ARM
# Flattened devicetree support
Patch21000: arm-omap-dt-compat.patch
Patch21001: arm-smsc-support-reading-mac-address-from-device-tree.patch
Patch21004: arm-tegra-nvec-kconfig.patch
# highbank patches
# ARM tegra
Patch21004: arm-tegra-nvec-kconfig.patch
Patch21005: arm-tegra-usb-no-reset-linux33.patch
# ARM highbank patches
# Highbank clock functions need to be EXPORT for module builds
Patch21010: highbank-export-clock-functions.patch
@ -1317,6 +1321,7 @@ ApplyPatch nx-emu-remove-cpuinitdata-for-disable_nx-on-x86_32.patch
#ApplyPatch arm-omap-dt-compat.patch
#ApplyPatch arm-smsc-support-reading-mac-address-from-device-tree.patch
ApplyPatch arm-tegra-nvec-kconfig.patch
ApplyPatch arm-tegra-usb-no-reset-linux33.patch
#
# bugfixes to drivers and filesystems
@ -2326,6 +2331,9 @@ fi
# ||----w |
# || ||
%changelog
* Thu May 3 2012 Peter Robinson <pbrobinson@fedoraproject.org>
- Patch for disconnect issues with storage attached to a tegra-ehci controller
* Thu May 03 2012 Justin M. Forbes <jforbes@redhat.com>
- Reenable slip and add to module-extras (rhbz 818308)