[PATCH v2 09/11] staging: pi433: Combine all rf69_set_amplifier_x()

[Simon Sandström <simon@xxxxxxxxxx>]

Replaces the functions rf69_set_amplifier_1, _2, _3 with two
functions: rf69_enable_amplifier(dev, amp_mask) and
rf69_disable_amplifier(dev, amp_mask).

Signed-off-by: Simon Sandström <simon@xxxxxxxxxx>
---
 drivers/staging/pi433/pi433_if.c |  6 +++---
 drivers/staging/pi433/rf69.c     | 46 ++++------------------------------------
 drivers/staging/pi433/rf69.h     |  8 ++-----
 3 files changed, 9 insertions(+), 51 deletions(-)

diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index 3b4170b9ba94..688d0cf00782 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -1126,9 +1126,9 @@ static int pi433_probe(struct spi_device *spi)
 	/* setup the radio module */
 	SET_CHECKED(rf69_set_mode		(spi, standby));
 	SET_CHECKED(rf69_set_data_mode		(spi, DATAMODUL_MODE_PACKET));
-	SET_CHECKED(rf69_set_amplifier_0	(spi, OPTION_ON));
-	SET_CHECKED(rf69_set_amplifier_1	(spi, OPTION_OFF));
-	SET_CHECKED(rf69_set_amplifier_2	(spi, OPTION_OFF));
+	SET_CHECKED(rf69_enable_amplifier(spi, MASK_PALEVEL_PA0));
+	SET_CHECKED(rf69_disable_amplifier(spi, MASK_PALEVEL_PA1));
+	SET_CHECKED(rf69_disable_amplifier(spi, MASK_PALEVEL_PA2));
 	SET_CHECKED(rf69_set_output_power_level	(spi, 13));
 	SET_CHECKED(rf69_set_antenna_impedance	(spi, fiftyOhm));
 
diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c
index 4c9eb97978ef..c97c65ea8acd 100644
--- a/drivers/staging/pi433/rf69.c
+++ b/drivers/staging/pi433/rf69.c
@@ -262,52 +262,14 @@ int rf69_set_frequency(struct spi_device *spi, u32 frequency)
 	return 0;
 }
 
-int rf69_set_amplifier_0(struct spi_device *spi,
-			 enum option_on_off option_on_off)
+int rf69_enable_amplifier(struct spi_device *spi, u8 amplifier_mask)
 {
-	#ifdef DEBUG
-		dev_dbg(&spi->dev, "set: amp #0");
-	#endif
-
-	switch (option_on_off) {
-	case OPTION_ON:  return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) |  MASK_PALEVEL_PA0));
-	case OPTION_OFF: return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) & ~MASK_PALEVEL_PA0));
-	default:
-		dev_dbg(&spi->dev, "set: illegal input param");
-		return -EINVAL;
-	}
-}
-
-int rf69_set_amplifier_1(struct spi_device *spi,
-			 enum option_on_off option_on_off)
-{
-	#ifdef DEBUG
-		dev_dbg(&spi->dev, "set: amp #1");
-	#endif
-
-	switch (option_on_off) {
-	case OPTION_ON:  return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) |  MASK_PALEVEL_PA1));
-	case OPTION_OFF: return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) & ~MASK_PALEVEL_PA1));
-	default:
-		dev_dbg(&spi->dev, "set: illegal input param");
-		return -EINVAL;
-	}
+	return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) | amplifier_mask));
 }
 
-int rf69_set_amplifier_2(struct spi_device *spi,
-			 enum option_on_off option_on_off)
+int rf69_disable_amplifier(struct spi_device *spi, u8 amplifier_mask)
 {
-	#ifdef DEBUG
-		dev_dbg(&spi->dev, "set: amp #2");
-	#endif
-
-	switch (option_on_off) {
-	case OPTION_ON:	 return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) |  MASK_PALEVEL_PA2));
-	case OPTION_OFF: return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) & ~MASK_PALEVEL_PA2));
-	default:
-		dev_dbg(&spi->dev, "set: illegal input param");
-		return -EINVAL;
-	}
+	return WRITE_REG(REG_PALEVEL, (READ_REG(REG_PALEVEL) & ~amplifier_mask));
 }
 
 int rf69_set_output_power_level(struct spi_device *spi, u8 powerLevel)
diff --git a/drivers/staging/pi433/rf69.h b/drivers/staging/pi433/rf69.h
index 18296b4502f3..ba25ab6aeae7 100644
--- a/drivers/staging/pi433/rf69.h
+++ b/drivers/staging/pi433/rf69.h
@@ -33,12 +33,8 @@ int rf69_set_modulation_shaping(struct spi_device *spi, enum mod_shaping mod_sha
 int rf69_set_bit_rate(struct spi_device *spi, u16 bitRate);
 int rf69_set_deviation(struct spi_device *spi, u32 deviation);
 int rf69_set_frequency(struct spi_device *spi, u32 frequency);
-int rf69_set_amplifier_0(struct spi_device *spi,
-			 enum option_on_off option_on_off);
-int rf69_set_amplifier_1(struct spi_device *spi,
-			 enum option_on_off option_on_off);
-int rf69_set_amplifier_2(struct spi_device *spi,
-			 enum option_on_off option_on_off);
+int rf69_enable_amplifier(struct spi_device *spi, u8 amplifier_mask);
+int rf69_disable_amplifier(struct spi_device *spi, u8 amplifier_mask);
 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);
-- 
2.11.0

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