lkml.org 
[lkml]   [2006]   [Mar]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 066/141] V4L/DVB (3314): Fixed em28xx based system lockup
Date
From: Markus Rechberger <mrechberger@gmail.com>
Date: 1139302153 -0200

Fixed em28xx based system lockup, device needs to be initialized
before starting the isoc transfer otherwise the system will completly lock up.

Signed-off-by: Markus Rechberger <mrechberger@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
---

diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 1726b2c..1c1557d 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -383,12 +383,14 @@ static int em28xx_v4l2_open(struct inode
em28xx_capture_start(dev, 1);
em28xx_resolution_set(dev);

+ /* device needs to be initialized before isoc transfer */
+ video_mux(dev, 0);
+
/* start the transfer */
errCode = em28xx_init_isoc(dev);
if (errCode)
goto err;

- video_mux(dev, 0);
}

dev->users++;
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-03-20 16:51    [W:0.341 / U:12.408 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site