staging: pi433: remove unused rf69_set_ook_threshold_type function

Function rf69_set_ook_threshold_type is unused and should be removed
along with type enum thresholdType which was used only by that function.

Signed-off-by: Marcin Ciupak <marcin.s.ciupak@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/pi433/rf69.c

@@ -461,18 +461,6 @@ int rf69_set_bandwidth_during_afc(struct spi_device *spi, enum mantisse mantisse
 	return rf69_set_bandwidth_intern(spi, REG_AFCBW, mantisse, exponent);
 }
 
-int rf69_set_ook_threshold_type(struct spi_device *spi, enum thresholdType thresholdType)
-{
-	switch (thresholdType) {
-	case fixed:	return rf69_read_mod_write(spi, REG_OOKPEAK, MASK_OOKPEAK_THRESTYPE, OOKPEAK_THRESHTYPE_FIXED);
-	case peak:	return rf69_read_mod_write(spi, REG_OOKPEAK, MASK_OOKPEAK_THRESTYPE, OOKPEAK_THRESHTYPE_PEAK);
-	case average:	return rf69_read_mod_write(spi, REG_OOKPEAK, MASK_OOKPEAK_THRESTYPE, OOKPEAK_THRESHTYPE_AVERAGE);
-	default:
-		dev_dbg(&spi->dev, "set: illegal input param");
-		return -EINVAL;
-	}
-}
-
 int rf69_set_ook_threshold_dec(struct spi_device *spi, enum thresholdDecrement thresholdDecrement)
 {
 	switch (thresholdDecrement) {

drivers/staging/pi433/rf69.h

@@ -43,7 +43,6 @@ int rf69_set_dc_cut_off_frequency(struct spi_device *spi, enum dcc_percent dcc_p
 int rf69_set_dc_cut_off_frequency_during_afc(struct spi_device *spi, enum dcc_percent dcc_percent);
 int rf69_set_bandwidth(struct spi_device *spi, enum mantisse mantisse, u8 exponent);
 int rf69_set_bandwidth_during_afc(struct spi_device *spi, enum mantisse mantisse, u8 exponent);
-int rf69_set_ook_threshold_type(struct spi_device *spi, enum thresholdType thresholdType);
 int rf69_set_ook_threshold_dec(struct spi_device *spi, enum thresholdDecrement thresholdDecrement);
 int rf69_set_dio_mapping(struct spi_device *spi, u8 DIONumber, u8 value);
 bool rf69_get_flag(struct spi_device *spi, enum flag flag);

drivers/staging/pi433/rf69_enum.h

@@ -93,12 +93,6 @@ enum mantisse {
 	mantisse24
 };
 
-enum thresholdType {
-	fixed,
-	peak,
-	average
-};
-
 enum thresholdDecrement {
 	dec_every8th,
 	dec_every4th,