Commit 5c546082 authored by Dr. David Alan Gilbert's avatar Dr. David Alan Gilbert Committed by Hans Verkuil
Browse files

media: tuners: fc0013 Remove unused functions 



fc0013_rc_cal_add() and fc0013_rc_cal_reset() were added in 2012's
commit e889adc9 ("[media] fc001x: tuner driver for FC0013")
but haven't been used.

Remove them.

Signed-off-by: default avatarDr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
parent bf00d30c

drivers/media/tuners/fc0013.c

+0 −64
Original line number Diff line number Diff line
@@ -112,70 +112,6 @@ static int fc0013_sleep(struct dvb_frontend *fe) 
	return 0;

}



int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val)

{

	struct fc0013_priv *priv = fe->tuner_priv;

	int ret;

	u8 rc_cal;

	int val;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */



	/* push rc_cal value, get rc_cal value */

	ret = fc0013_writereg(priv, 0x10, 0x00);

	if (ret)

		goto error_out;



	/* get rc_cal value */

	ret = fc0013_readreg(priv, 0x10, &rc_cal);

	if (ret)

		goto error_out;



	rc_cal &= 0x0f;



	val = (int)rc_cal + rc_val;



	/* forcing rc_cal */

	ret = fc0013_writereg(priv, 0x0d, 0x11);

	if (ret)

		goto error_out;



	/* modify rc_cal value */

	if (val > 15)

		ret = fc0013_writereg(priv, 0x10, 0x0f);

	else if (val < 0)

		ret = fc0013_writereg(priv, 0x10, 0x00);

	else

		ret = fc0013_writereg(priv, 0x10, (u8)val);



error_out:

	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0); /* close I2C-gate */



	return ret;

}

EXPORT_SYMBOL(fc0013_rc_cal_add);



int fc0013_rc_cal_reset(struct dvb_frontend *fe)

{

	struct fc0013_priv *priv = fe->tuner_priv;

	int ret;



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 1); /* open I2C-gate */



	ret = fc0013_writereg(priv, 0x0d, 0x01);

	if (!ret)

		ret = fc0013_writereg(priv, 0x10, 0x00);



	if (fe->ops.i2c_gate_ctrl)

		fe->ops.i2c_gate_ctrl(fe, 0); /* close I2C-gate */



	return ret;

}

EXPORT_SYMBOL(fc0013_rc_cal_reset);



static int fc0013_set_vhf_track(struct fc0013_priv *priv, u32 freq)

{

	int ret;

drivers/media/tuners/fc0013.h

+0 −11
Original line number Diff line number Diff line
@@ -16,8 +16,6 @@ extern struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe, 
					struct i2c_adapter *i2c,

					u8 i2c_address, int dual_master,

					enum fc001x_xtal_freq xtal_freq);

extern int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val);

extern int fc0013_rc_cal_reset(struct dvb_frontend *fe);

#else

static inline struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,

					struct i2c_adapter *i2c,
@@ -28,15 +26,6 @@ static inline struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe, 
	return NULL;

}



static inline int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val)

{

	return 0;

}



static inline int fc0013_rc_cal_reset(struct dvb_frontend *fe)

{

	return 0;

}

#endif



#endif