From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: linux-kernel@vger.kernel.org
Cc: Andreas Noever <andreas.noever@gmail.com>,
Michael Jamet <michael.jamet@intel.com>,
Yehezkel Bernat <yehezkel.bernat@intel.com>,
Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: [PATCH 2/2] thunderbolt: Mask ring interrupt properly when polling starts
Date: Mon, 27 Nov 2017 14:48:58 +0300 [thread overview]
Message-ID: <20171127114858.20893-2-mika.westerberg@linux.intel.com> (raw)
In-Reply-To: <20171127114858.20893-1-mika.westerberg@linux.intel.com>
When ring enters polling mode we are expected to mask the ring interrupt
before the callback is called. However, the current code actually
unmasks it probably because of a copy-paste mistake.
Mask the interrupt properly from now on.
Fixes: 4ffe722eefcb ("thunderbolt: Add polling mode for rings")
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
---
drivers/thunderbolt/nhi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/thunderbolt/nhi.c b/drivers/thunderbolt/nhi.c
index 419a7a90bce0..f45bcbc63738 100644
--- a/drivers/thunderbolt/nhi.c
+++ b/drivers/thunderbolt/nhi.c
@@ -339,7 +339,7 @@ static void __ring_interrupt(struct tb_ring *ring)
return;
if (ring->start_poll) {
- __ring_interrupt_mask(ring, false);
+ __ring_interrupt_mask(ring, true);
ring->start_poll(ring->poll_data);
} else {
schedule_work(&ring->work);
--
2.15.0
next prev parent reply other threads:[~2017-11-27 11:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-27 11:48 [PATCH 1/2] MAINTAINERS: Add thunderbolt.rst to the Thunderbolt driver entry Mika Westerberg
2017-11-27 11:48 ` Mika Westerberg [this message]
2017-11-27 16:21 ` [PATCH 2/2] thunderbolt: Mask ring interrupt properly when polling starts Bernat, Yehezkel
2017-12-01 9:49 ` mika.westerberg
2017-12-01 9:40 ` [PATCH 1/2] MAINTAINERS: Add thunderbolt.rst to the Thunderbolt driver entry Mika Westerberg
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