linux-kernel - [PATCH 6/6] vivi: let vb2

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Message-Id: <095585387c5248fec3291daef9f9a32eaf4a6f14.1328260650.git.hans.verkuil@cisco.com>
Date:	Fri,  3 Feb 2012 10:28:45 +0100
From:	Hans Verkuil <hverkuil@...all.nl>
To:	linux-media@...r.kernel.org
Cc:	Al Viro <viro@...iv.linux.org.uk>,
	Jonathan Corbet <corbet@....net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Davide Libenzi <davidel@...ilserver.org>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	Enke Chen <enkechen@...co.com>,
	Mauro Carvalho Chehab <mchehab@...hat.com>,
	Hans Verkuil <hans.verkuil@...co.com>
Subject: [PATCH 6/6] vivi: let vb2_poll handle events.

From: Hans Verkuil <hans.verkuil@...co.com>

The vb2_poll function now tests for events and sets POLLPRI accordingly.
So there it is no longer necessary to test for it in the vivi driver.

Signed-off-by: Hans Verkuil <hans.verkuil@...co.com>
---
 drivers/media/video/vivi.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)

diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c
index 84ea88d..3983680 100644
--- a/drivers/media/video/vivi.c
+++ b/drivers/media/video/vivi.c
@@ -1058,17 +1058,10 @@ static unsigned int
 vivi_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct vivi_dev *dev = video_drvdata(file);
-	struct v4l2_fh *fh = file->private_data;
 	struct vb2_queue *q = &dev->vb_vidq;
-	unsigned int res;
 
 	dprintk(dev, 1, "%s\n", __func__);
-	res = vb2_poll(q, file, wait);
-	if (v4l2_event_pending(fh))
-		res |= POLLPRI;
-	else
-		poll_wait(file, &fh->wait, wait);
-	return res;
+	return vb2_poll(q, file, wait);
 }
 
 static int vivi_close(struct file *file)
-- 
1.7.8.3

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