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authorJens Axboe <jens.axboe@oracle.com>2010-05-21 23:27:26 +0400
committerJens Axboe <jens.axboe@oracle.com>2010-05-21 23:27:26 +0400
commitee9a3607fb03e804ddf624544105f4e34260c380 (patch)
treece41b6e0fa10982a306f6c142a92dbf3c9961284 /drivers/media/video/tvp514x.c
parentb492e95be0ae672922f4734acf3f5d35c30be948 (diff)
parentd515e86e639890b33a09390d062b0831664f04a2 (diff)
downloadlinux-ee9a3607fb03e804ddf624544105f4e34260c380.tar.xz
Merge branch 'master' into for-2.6.35
Conflicts: fs/ext3/fsync.c Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/media/video/tvp514x.c')
-rw-r--r--drivers/media/video/tvp514x.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/media/video/tvp514x.c b/drivers/media/video/tvp514x.c
index e4815a1806e3..e826114b7fb8 100644
--- a/drivers/media/video/tvp514x.c
+++ b/drivers/media/video/tvp514x.c
@@ -79,6 +79,8 @@ struct tvp514x_std_info {
};
static struct tvp514x_reg tvp514x_reg_list_default[0x40];
+
+static int tvp514x_s_stream(struct v4l2_subdev *sd, int enable);
/**
* struct tvp514x_decoder - TVP5146/47 decoder object
* @sd: Subdevice Slave handle
@@ -644,6 +646,17 @@ static int tvp514x_s_routing(struct v4l2_subdev *sd,
/* Index out of bound */
return -EINVAL;
+ /*
+ * For the sequence streamon -> streamoff and again s_input
+ * it fails to lock the signal, since streamoff puts TVP514x
+ * into power off state which leads to failure in sub-sequent s_input.
+ *
+ * So power up the TVP514x device here, since it is important to lock
+ * the signal at this stage.
+ */
+ if (!decoder->streaming)
+ tvp514x_s_stream(sd, 1);
+
input_sel = input;
output_sel = output;