V4L/DVB (8151): saa7134-empress: fix MPEG control support

The MPEG controls could not be enumerated and so could not be read or set
through the v4l2-ctl utility or shown in control panels.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/media/video/saa7134/saa7134-i2c.c b/drivers/media/video/saa7134/saa7134-i2c.c
index d8af3863f2d3..5f713e637683 100644
--- a/drivers/media/video/saa7134/saa7134-i2c.c
+++ b/drivers/media/video/saa7134/saa7134-i2c.c
@@ -327,6 +327,8 @@ static int attach_inform(struct i2c_client *client)
 
         d1printk( "%s i2c attach [addr=0x%x,client=%s]\n",
                 client->driver->driver.name, client->addr, client->name);
+        if (client->addr == 0x20 && client->driver && client->driver->command)
+                dev->mpeg_i2c_client = client;
 
         /* Am I an i2c remote control? */