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[v2,3/6] meson saradc: unite iio channel array definitions

Message ID 20230623022334.791026-4-gnstark@sberdevices.ru (mailing list archive)
State New, archived
Headers show
Series meson saradc: add iio channels to read channel 7 mux inputs | expand

Commit Message

George Stark June 23, 2023, 2:20 a.m. UTC 
Instead of having several similar channel arrays which are different
only by one item unite the arrays and put the unique item in the end.

Signed-off-by: George Stark <GNStark@sberdevices.ru>
---
 drivers/iio/adc/meson_saradc.c | 31 +++++++------------------------
 1 file changed, 7 insertions(+), 24 deletions(-)
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Patch

diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 6e69b40b3309..ffd4de950a63 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -189,9 +189,8 @@ 
 	.datasheet_name = "SAR_ADC_CH"#_chan,				\
 }
 
-#define MESON_SAR_ADC_TEMP_CHAN(_chan) {				\
+#define MESON_SAR_ADC_TEMP_CHAN() {					\
 	.type = IIO_TEMP,						\
-	.channel = _chan,						\
 	.address = MESON_SAR_ADC_VOLTAGE_AND_TEMP_CHANNEL,		\
 	.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) |			\
 				BIT(IIO_CHAN_INFO_AVERAGE_RAW),		\
@@ -234,19 +233,7 @@  static const struct iio_chan_spec meson_sar_adc_iio_channels[] = {
 	MESON_SAR_ADC_CHAN(6),
 	MESON_SAR_ADC_CHAN(7),
 	IIO_CHAN_SOFT_TIMESTAMP(8),
-};
-
-static const struct iio_chan_spec meson_sar_adc_and_temp_iio_channels[] = {
-	MESON_SAR_ADC_CHAN(0),
-	MESON_SAR_ADC_CHAN(1),
-	MESON_SAR_ADC_CHAN(2),
-	MESON_SAR_ADC_CHAN(3),
-	MESON_SAR_ADC_CHAN(4),
-	MESON_SAR_ADC_CHAN(5),
-	MESON_SAR_ADC_CHAN(6),
-	MESON_SAR_ADC_CHAN(7),
-	MESON_SAR_ADC_TEMP_CHAN(8),
-	IIO_CHAN_SOFT_TIMESTAMP(9),
+	MESON_SAR_ADC_TEMP_CHAN(), /* must be the last item */
 };
 
 struct meson_sar_adc_param {
@@ -1242,15 +1229,11 @@  static int meson_sar_adc_probe(struct platform_device *pdev)
 			return ret;
 	}
 
-	if (priv->temperature_sensor_calibrated) {
-		indio_dev->channels = meson_sar_adc_and_temp_iio_channels;
-		indio_dev->num_channels =
-			ARRAY_SIZE(meson_sar_adc_and_temp_iio_channels);
-	} else {
-		indio_dev->channels = meson_sar_adc_iio_channels;
-		indio_dev->num_channels =
-			ARRAY_SIZE(meson_sar_adc_iio_channels);
-	}
+	indio_dev->channels = meson_sar_adc_iio_channels;
+	indio_dev->num_channels = ARRAY_SIZE(meson_sar_adc_iio_channels);
+	/* last item is temp channel */
+	if (!priv->temperature_sensor_calibrated)
+		indio_dev->num_channels--;
 
 	ret = meson_sar_adc_init(indio_dev);
 	if (ret)