[alsa-devel] [PATCH 1/3] ALSA: hda - jack poll once if jackpoll_interval==0

[Wang Xingchao]

jackpoll_interval used to poll jack event periodically, if it's 0,
give the caller one chance to probe jack status.

Signed-off-by: Wang Xingchao <xingchao.wang at linux.intel.com>
---
 sound/pci/hda/hda_codec.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 8a005f0..74c11bc 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1216,11 +1216,12 @@ static void hda_jackpoll_work(struct work_struct *work)
 {
 	struct hda_codec *codec =
 		container_of(work, struct hda_codec, jackpoll_work.work);
-	if (!codec->jackpoll_interval)
-		return;
 
 	snd_hda_jack_set_dirty_all(codec);
 	snd_hda_jack_poll_all(codec);
+	if (!codec->jackpoll_interval)
+		return;
+
 	queue_delayed_work(codec->bus->workq, &codec->jackpoll_work,
 			   codec->jackpoll_interval);
 }
-- 
1.8.3.2