提交 7215fdb2 编写于 作者: M Markus Rechberger 提交者: Linus Torvalds

[PATCH] Fixed em28xx based system lockup

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: NMarkus Rechberger <mrechberger@gmail.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 2d61b867
......@@ -367,6 +367,9 @@ static int em28xx_v4l2_open(struct inode *inode, struct file *filp)
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)
......
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