3.16-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Bimow Chen <[email protected]>

commit 01b461bbe74b89da8941f4c95711777d87b9172e upstream.

That register is needed to program very first in order to operate
correctly.

[[email protected]: returned sequence back, removed sleep, moved reg
write earlier to prevent populating tuner ops in case of failure]

Signed-off-by: Bimow Chen <[email protected]>
Signed-off-by: Antti Palosaari <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/media/tuners/tuner_it913x.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/drivers/media/tuners/tuner_it913x.c
+++ b/drivers/media/tuners/tuner_it913x.c
@@ -396,6 +396,7 @@ struct dvb_frontend *it913x_attach(struc
                struct i2c_adapter *i2c_adap, u8 i2c_addr, u8 config)
 {
        struct it913x_state *state = NULL;
+       int ret;
 
        /* allocate memory for the internal state */
        state = kzalloc(sizeof(struct it913x_state), GFP_KERNEL);
@@ -425,6 +426,11 @@ struct dvb_frontend *it913x_attach(struc
        state->tuner_type = config;
        state->firmware_ver = 1;
 
+       /* tuner RF initial */
+       ret = it913x_wr_reg(state, PRO_DMOD, 0xec4c, 0x68);
+       if (ret < 0)
+               goto error;
+
        fe->tuner_priv = state;
        memcpy(&fe->ops.tuner_ops, &it913x_tuner_ops,
                        sizeof(struct dvb_tuner_ops));


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