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usb: chipidea: fix id change handling

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Re-enable chipidea irq even if there's no role changing to do. This is
a problem since b183c19f ("USB: chipidea: re-order irq handling to avoid
unhandled irqs"); when it manifests, chipidea irq gets disabled for good.

Cc: stable@vger.kernel.org # v3.7
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Shishkin 2013-06-11 13:41:48 +03:00 committed by Greg Kroah-Hartman
parent d343f4e8d6
commit 0c3f3dc68b
1 changed files with 2 additions and 1 deletions
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drivers/usb/chipidea/core.c
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@ -276,8 +276,9 @@ static void ci_role_work(struct work_struct *work)
ci_role_stop(ci); ci_role_stop(ci);
ci_role_start(ci, role); ci_role_start(ci, role);
enable_irq(ci->irq);
} }
enable_irq(ci->irq);
} }
static irqreturn_t ci_irq(int irq, void *data) static irqreturn_t ci_irq(int irq, void *data)