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staging: pi433: remove unused function

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As it turns out rf69_get_lna_gain is not used at all.

Signed-off-by: Valentin Vidic <Valentin.Vidic@CARNet.hr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Valentin Vidic 2017-12-19 15:56:23 +01:00 committed by Greg Kroah-Hartman
parent ebc1dea21b
commit f772fa121d
2 changed files with 0 additions and 19 deletions
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18
drivers/staging/pi433/rf69.c
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@ -334,24 +334,6 @@ int rf69_set_lna_gain(struct spi_device *spi, enum lnaGain lnaGain)
}
}
enum lnaGain rf69_get_lna_gain(struct spi_device *spi)
{
u8 currentValue;
currentValue = rf69_read_reg(spi, REG_LNA);
switch (currentValue & MASK_LNA_CURRENT_GAIN >> 3) { // improvement: change 3 to define
case LNA_GAIN_AUTO: return automatic;
case LNA_GAIN_MAX: return max;
case LNA_GAIN_MAX_MINUS_6: return maxMinus6;
case LNA_GAIN_MAX_MINUS_12: return maxMinus12;
case LNA_GAIN_MAX_MINUS_24: return maxMinus24;
case LNA_GAIN_MAX_MINUS_36: return maxMinus36;
case LNA_GAIN_MAX_MINUS_48: return maxMinus48;
default: return undefined;
}
}
int rf69_set_dc_cut_off_frequency_intern(struct spi_device *spi, u8 reg, enum dcc_percent dcc_percent)
{
switch (dcc_percent) {

1
drivers/staging/pi433/rf69.h
View File

@ -39,7 +39,6 @@ int rf69_set_output_power_level(struct spi_device *spi, u8 powerLevel);
int rf69_set_pa_ramp(struct spi_device *spi, enum paRamp paRamp);
int rf69_set_antenna_impedance(struct spi_device *spi, enum antennaImpedance antennaImpedance);
int rf69_set_lna_gain(struct spi_device *spi, enum lnaGain lnaGain);
enum lnaGain rf69_get_lna_gain(struct spi_device *spi);
int rf69_set_dc_cut_off_frequency_intern(struct spi_device *spi, u8 reg, enum dcc_percent dcc_percent);
int rf69_set_dc_cut_off_frequency(struct spi_device *spi, enum dcc_percent dcc_percent);
int rf69_set_dc_cut_off_frequency_during_afc(struct spi_device *spi, enum dcc_percent dcc_percent);