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Subject[PATCH 6/6 v5] staging: pi433: remove unused function
As it turns out rf69_get_lna_gain is not used at all.

Signed-off-by: Valentin Vidic <Valentin.Vidic@CARNet.hr>
---
v5: resend patchset based on comments

drivers/staging/pi433/rf69.c | 18 ------------------
drivers/staging/pi433/rf69.h | 1 -
2 files changed, 19 deletions(-)

diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c
index d777e31688ad..f58b925bb1da 100644
--- a/drivers/staging/pi433/rf69.c
+++ b/drivers/staging/pi433/rf69.c
@@ -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) {
diff --git a/drivers/staging/pi433/rf69.h b/drivers/staging/pi433/rf69.h
index 079acbd8a366..e90228a0ca29 100644
--- a/drivers/staging/pi433/rf69.h
+++ b/drivers/staging/pi433/rf69.h
@@ -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);
--
2.15.0
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