staging: pi433: fix CamelCase for paRamp enum

Fixes checkpatch warning:

  CHECK: Avoid CamelCase: <paRamp>
Signed-off-by: Valentin Vidic <Valentin.Vidic@CARNet.hr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/pi433/Documentation/pi433.txt

@@ -92,7 +92,7 @@ rf params:
 		shaping0_3	- gauss filter with BT 0.3 (FSK only)
 		shapingBR	- filter cut off at BR (OOK only)
 		shaping2BR	- filter cut off at 2*BR (OOK only)
-	paRamp (FSK only)
+	pa_ramp (FSK only)
 		ramp3400	- amp ramps up in 3.4ms
 		ramp2000	- amp ramps up in 2.0ms
 		ramp1000	- amp ramps up in 1ms

drivers/staging/pi433/pi433_if.h

@@ -67,7 +67,7 @@ struct pi433_tx_cfg {
 	enum modulation		modulation;
 	enum mod_shaping	mod_shaping;
 
-	enum paRamp		pa_ramp;
+	enum pa_ramp		pa_ramp;
 
 	enum tx_start_condition	tx_start_condition;
 

drivers/staging/pi433/rf69.c

@@ -345,9 +345,9 @@ int rf69_set_output_power_level(struct spi_device *spi, u8 power_level)
 	return rf69_read_mod_write(spi, REG_PALEVEL, MASK_PALEVEL_OUTPUT_POWER, power_level);
 }
 
-int rf69_set_pa_ramp(struct spi_device *spi, enum paRamp paRamp)
+int rf69_set_pa_ramp(struct spi_device *spi, enum pa_ramp pa_ramp)
 {
-	switch (paRamp) {
+	switch (pa_ramp) {
 	case ramp3400:
 		return rf69_write_reg(spi, REG_PARAMP, PARAMP_3400);
 	case ramp2000:

drivers/staging/pi433/rf69.h

@@ -35,7 +35,7 @@ int rf69_set_frequency(struct spi_device *spi, u32 frequency);
 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 power_level);
-int rf69_set_pa_ramp(struct spi_device *spi, enum paRamp paRamp);
+int rf69_set_pa_ramp(struct spi_device *spi, enum pa_ramp pa_ramp);
 int rf69_set_antenna_impedance(struct spi_device *spi, enum antenna_impedance antenna_impedance);
 int rf69_set_lna_gain(struct spi_device *spi, enum lnaGain lnaGain);
 int rf69_set_bandwidth(struct spi_device *spi, enum mantisse mantisse, u8 exponent);

drivers/staging/pi433/rf69_enum.h

@@ -41,7 +41,7 @@ enum mod_shaping {
 	SHAPING_2BR
 };
 
-enum paRamp {
+enum pa_ramp {
 	ramp3400,
 	ramp2000,
 	ramp1000,