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Commit 1c73fc6b authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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[media] e4000: get rid of DVB i2c_gate_ctrl() 



Gate control is now implemented by rtl2832 I2C adapter so we do not
need proprietary DVB i2c_gate_ctrl() anymore.

Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent ae1f8453

drivers/media/tuners/e4000.c

+21 −82
Original line number Diff line number Diff line
@@ -119,9 +119,6 @@ static int e4000_init(struct dvb_frontend *fe) 


	dev_dbg(&priv->client->dev, "%s:\n", __func__);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	/* dummy I2C to ensure I2C wakes up */

	ret = e4000_wr_reg(priv, 0x02, 0x40);
@@ -178,17 +175,11 @@ static int e4000_init(struct dvb_frontend *fe) 
	if (ret < 0)

		goto err;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	priv->active = true;



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);



	return ret;

}
@@ -201,22 +192,13 @@ static int e4000_sleep(struct dvb_frontend *fe) 


	priv->active = false;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	ret = e4000_wr_reg(priv, 0x00, 0x00);

	if (ret < 0)

		goto err;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);



	return ret;

}
@@ -233,9 +215,6 @@ static int e4000_set_params(struct dvb_frontend *fe) 
			__func__, c->delivery_system, c->frequency,

			c->bandwidth_hz);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	/* gain control manual */

	ret = e4000_wr_reg(priv, 0x1a, 0x00);

	if (ret < 0)
@@ -361,16 +340,10 @@ static int e4000_set_params(struct dvb_frontend *fe) 
	ret = e4000_wr_reg(priv, 0x1a, 0x17);

	if (ret < 0)

		goto err;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);



	return ret;

}
@@ -390,14 +363,12 @@ static int e4000_set_lna_gain(struct dvb_frontend *fe) 
	struct e4000_priv *priv = fe->tuner_priv;

	int ret;

	u8 u8tmp;



	dev_dbg(&priv->client->dev, "%s: lna auto=%d->%d val=%d->%d\n",

			__func__, priv->lna_gain_auto->cur.val,

			priv->lna_gain_auto->val, priv->lna_gain->cur.val,

			priv->lna_gain->val);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	if (priv->lna_gain_auto->val && priv->if_gain_auto->cur.val)

		u8tmp = 0x17;

	else if (priv->lna_gain_auto->val)
@@ -416,16 +387,10 @@ static int e4000_set_lna_gain(struct dvb_frontend *fe) 
		if (ret)

			goto err;

	}



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);



	return ret;

}
@@ -434,14 +399,12 @@ static int e4000_set_mixer_gain(struct dvb_frontend *fe) 
	struct e4000_priv *priv = fe->tuner_priv;

	int ret;

	u8 u8tmp;



	dev_dbg(&priv->client->dev, "%s: mixer auto=%d->%d val=%d->%d\n",

			__func__, priv->mixer_gain_auto->cur.val,

			priv->mixer_gain_auto->val, priv->mixer_gain->cur.val,

			priv->mixer_gain->val);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	if (priv->mixer_gain_auto->val)

		u8tmp = 0x15;

	else
@@ -456,16 +419,10 @@ static int e4000_set_mixer_gain(struct dvb_frontend *fe) 
		if (ret)

			goto err;

	}



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);



	return ret;

}
@@ -475,14 +432,12 @@ static int e4000_set_if_gain(struct dvb_frontend *fe) 
	int ret;

	u8 buf[2];

	u8 u8tmp;



	dev_dbg(&priv->client->dev, "%s: if auto=%d->%d val=%d->%d\n",

			__func__, priv->if_gain_auto->cur.val,

			priv->if_gain_auto->val, priv->if_gain->cur.val,

			priv->if_gain->val);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	if (priv->if_gain_auto->val && priv->lna_gain_auto->cur.val)

		u8tmp = 0x17;

	else if (priv->lna_gain_auto->cur.val)
@@ -503,16 +458,10 @@ static int e4000_set_if_gain(struct dvb_frontend *fe) 
		if (ret)

			goto err;

	}



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);



	return ret;

}
@@ -525,18 +474,12 @@ static int e4000_pll_lock(struct dvb_frontend *fe) 
	if (priv->active == false)

		return 0;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	ret = e4000_rd_reg(priv, 0x07, &u8tmp);

	if (ret)

		goto err;



	priv->pll_lock->val = (u8tmp & 0x01);

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret)

		dev_dbg(&priv->client->dev, "%s: failed=%d\n", __func__, ret);
@@ -567,6 +510,7 @@ static int e4000_s_ctrl(struct v4l2_ctrl *ctrl) 
	struct dvb_frontend *fe = priv->fe;

	struct dtv_frontend_properties *c = &fe->dtv_property_cache;

	int ret;



	dev_dbg(&priv->client->dev,

			"%s: id=%d name=%s val=%d min=%d max=%d step=%d\n",

			__func__, ctrl->id, ctrl->name, ctrl->val,
@@ -629,9 +573,6 @@ static int e4000_probe(struct i2c_client *client, 
	int ret;

	u8 chip_id;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1);



	priv = kzalloc(sizeof(struct e4000_priv), GFP_KERNEL);

	if (!priv) {

		ret = -ENOMEM;
@@ -705,16 +646,13 @@ static int e4000_probe(struct i2c_client *client, 
	v4l2_set_subdevdata(&priv->sd, client);

	i2c_set_clientdata(client, &priv->sd);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	return 0;

err:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0);



	if (ret) {

		dev_dbg(&client->dev, "%s: failed=%d\n", __func__, ret);

		kfree(priv);

	}



	return ret;

}
@@ -725,6 +663,7 @@ static int e4000_remove(struct i2c_client *client) 
	struct dvb_frontend *fe = priv->fe;



	dev_dbg(&client->dev, "%s:\n", __func__);



	v4l2_ctrl_handler_free(&priv->hdl);

	memset(&fe->ops.tuner_ops, 0, sizeof(struct dvb_tuner_ops));

	fe->tuner_priv = NULL;