iio: adc: stm32-dfsdm: misc style improvements and fixes

Misc fixes & style improvements:
- checkpatch warns about line over 80 characters.
- remove extra spaces and a blank line (e.g. checkpatch --strict)
- remove bad error message always printed in probe routine.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c
index daa026d6a94f90304d16cfc4348a963833c973e7..df264e042bd88d2100a594eda26b7cf0c5ecceb8 100644 (file)
--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -254,7 +254,8 @@ static int stm32_dfsdm_start_filter(struct stm32_dfsdm *dfsdm,
                                  DFSDM_CR1_RSWSTART(1));
 }
 
-static void stm32_dfsdm_stop_filter(struct stm32_dfsdm *dfsdm, unsigned int fl_id)
+static void stm32_dfsdm_stop_filter(struct stm32_dfsdm *dfsdm,
+                                   unsigned int fl_id)
 {
        /* Disable conversion */
        regmap_update_bits(dfsdm->regmap, DFSDM_CR1(fl_id),
@@ -338,7 +339,7 @@ static int stm32_dfsdm_channel_parse_of(struct stm32_dfsdm *dfsdm,
                                            "st,adc-channel-types", chan_idx,
                                            &of_str);
        if (!ret) {
-               val  = stm32_dfsdm_str2val(of_str, stm32_dfsdm_chan_type);
+               val = stm32_dfsdm_str2val(of_str, stm32_dfsdm_chan_type);
                if (val < 0)
                        return val;
        } else {
@@ -350,7 +351,7 @@ static int stm32_dfsdm_channel_parse_of(struct stm32_dfsdm *dfsdm,
                                            "st,adc-channel-clk-src", chan_idx,
                                            &of_str);
        if (!ret) {
-               val  = stm32_dfsdm_str2val(of_str, stm32_dfsdm_chan_src);
+               val = stm32_dfsdm_str2val(of_str, stm32_dfsdm_chan_src);
                if (val < 0)
                        return val;
        } else {
@@ -1090,7 +1091,6 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
        char *name;
        int ret, irq, val;
 
-
        dev_data = of_device_get_match_data(dev);
        iio = devm_iio_device_alloc(dev, sizeof(*adc));
        if (!iio) {
@@ -1158,7 +1158,6 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
        if (ret < 0)
                goto err_cleanup;
 
-       dev_err(dev, "of_platform_populate\n");
        if (dev_data->type == DFSDM_AUDIO) {
                ret = of_platform_populate(np, NULL, NULL, dev);
                if (ret < 0) {