V4L/DVB (10314): cx25840: ignore TUNER_SET_CONFIG in the command callback.

These days TUNER_SET_CONFIG is broadcast to the other i2c devices
and that triggers a fw load on the cx25840. Ignore this command
since cx25840 isn't a tuner and you really do not want to load
the firmware that early.

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

diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index b3b5b17..25eb3be 100644 (file)
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -1383,7 +1383,7 @@ static int cx25840_log_status(struct v4l2_subdev *sd)
 static int cx25840_command(struct i2c_client *client, unsigned cmd, void *arg)
 {
        /* ignore this command */
-       if (cmd == TUNER_SET_TYPE_ADDR)
+       if (cmd == TUNER_SET_TYPE_ADDR || cmd == TUNER_SET_CONFIG)
                return 0;
 
        /* Old-style drivers rely on initialization on first use, so