From 0c3f3dc68bb6e6950e8cd7851e7778c550e8dfb4 Mon Sep 17 00:00:00 2001
From: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Date: Tue, 11 Jun 2013 13:41:48 +0300
Subject: [PATCH] usb: chipidea: fix id change handling
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>
---
drivers/usb/chipidea/core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 49b098bedf9b7..475c9c1146896 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -276,8 +276,9 @@ static void ci_role_work(struct work_struct *work)
ci_role_stop(ci);
ci_role_start(ci, role);
- enable_irq(ci->irq);
}
+
+ enable_irq(ci->irq);
}
static irqreturn_t ci_irq(int irq, void *data)
--
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