From f51171ce2236304949424239111bd81eedefb298 Mon Sep 17 00:00:00 2001 From: Vasileios Amoiridis Date: Sat, 2 Nov 2024 14:13:06 +0100 Subject: [PATCH] iio: chemical: bme680: Add SCALE and RAW channels Add SCALE,RAW channels to the device. Even though PROCESSED should be kept for backwards compatibility add comment to avoid using it if the value is not actually reported in IIO values. Signed-off-by: Vasileios Amoiridis Link: https://patch.msgid.link/20241102131311.36210-3-vassilisamir@gmail.com Signed-off-by: Jonathan Cameron --- drivers/iio/chemical/bme680_core.c | 51 ++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c index 5c2c327c45404..ea1ee99648707 100644 --- a/drivers/iio/chemical/bme680_core.c +++ b/drivers/iio/chemical/bme680_core.c @@ -144,17 +144,26 @@ EXPORT_SYMBOL_NS(bme680_regmap_config, IIO_BME680); static const struct iio_chan_spec bme680_channels[] = { { .type = IIO_TEMP, + /* PROCESSED maintained for ABI backwards compatibility */ .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED) | + BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_SCALE) | BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), }, { .type = IIO_PRESSURE, + /* PROCESSED maintained for ABI backwards compatibility */ .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED) | + BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_SCALE) | BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), }, { .type = IIO_HUMIDITYRELATIVE, + /* PROCESSED maintained for ABI backwards compatibility */ .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED) | + BIT(IIO_CHAN_INFO_RAW) | + BIT(IIO_CHAN_INFO_SCALE) | BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), }, { @@ -787,6 +796,48 @@ static int bme680_read_raw(struct iio_dev *indio_dev, default: return -EINVAL; } + case IIO_CHAN_INFO_RAW: + switch (chan->type) { + case IIO_TEMP: + ret = bme680_read_temp(data, (s16 *)&chan_val); + if (ret) + return ret; + + *val = chan_val; + return IIO_VAL_INT; + case IIO_PRESSURE: + ret = bme680_read_press(data, &chan_val); + if (ret) + return ret; + + *val = chan_val; + return IIO_VAL_INT; + case IIO_HUMIDITYRELATIVE: + ret = bme680_read_humid(data, &chan_val); + if (ret) + return ret; + + *val = chan_val; + return IIO_VAL_INT; + default: + return -EINVAL; + } + case IIO_CHAN_INFO_SCALE: + switch (chan->type) { + case IIO_TEMP: + *val = 10; + return IIO_VAL_INT; + case IIO_PRESSURE: + *val = 1; + *val2 = 1000; + return IIO_VAL_FRACTIONAL; + case IIO_HUMIDITYRELATIVE: + *val = 1; + *val2 = 1000; + return IIO_VAL_FRACTIONAL; + default: + return -EINVAL; + } case IIO_CHAN_INFO_OVERSAMPLING_RATIO: switch (chan->type) { case IIO_TEMP: -- 2.50.1