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media: tuners: fc0013 Remove unused functions

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fc0013_rc_cal_add() and fc0013_rc_cal_reset() were added in 2012's
commit e889adc91187 ("[media] fc001x: tuner driver for FC0013")
but haven't been used.

Remove them.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
This commit is contained in:
Dr. David Alan Gilbert 2024-11-16 15:16:31 +00:00 committed by Hans Verkuil
parent bf00d30ce5
commit 5c54608284
2 changed files with 0 additions and 75 deletions
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64
drivers/media/tuners/fc0013.c
View File

@ -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;

11
drivers/media/tuners/fc0013.h
View File

@ -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