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Date: Sat, 21 Jan 2017 14:41:46 +0000
From: Jonathan Cameron <jic23@...nel.org>
To: Brian Masney <masneyb@...tation.org>, linux-iio@...r.kernel.org
Cc: gregkh@...uxfoundation.org, devel@...verdev.osuosl.org,
knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
linux-kernel@...r.kernel.org, ldewangan@...dia.com
Subject: Re: [PATCH v2 04/15] staging: iio: isl29028: change newlines to
improve readability
On 17/01/17 09:24, Brian Masney wrote:
> Add and remove newlines to improve code readability in preparation for
> moving the driver out of staging.
>
> Signed-off-by: Brian Masney <masneyb@...tation.org>
Applied.
> ---
> drivers/staging/iio/light/isl29028.c | 33 ++++++++++++++++++++++++---------
> 1 file changed, 24 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/staging/iio/light/isl29028.c b/drivers/staging/iio/light/isl29028.c
> index a13c8db..d05d761 100644
> --- a/drivers/staging/iio/light/isl29028.c
> +++ b/drivers/staging/iio/light/isl29028.c
> @@ -69,10 +69,8 @@ enum isl29028_als_ir_mode {
> struct isl29028_chip {
> struct mutex lock;
> struct regmap *regmap;
> -
> unsigned int prox_sampling;
> bool enable_prox;
> -
> int lux_scale;
> enum isl29028_als_ir_mode als_ir_mode;
> };
> @@ -88,6 +86,7 @@ static int isl29028_set_proxim_sampling(struct isl29028_chip *chip,
> if (period >= prox_period[sel])
> break;
> }
> +
> return regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
> ISL29028_CONF_PROX_SLP_MASK,
> sel << ISL29028_CONF_PROX_SLP_SH);
> @@ -107,6 +106,7 @@ static int isl29028_enable_proximity(struct isl29028_chip *chip, bool enable)
>
> /* Wait for conversion to be complete for first sample */
> mdelay(DIV_ROUND_UP(1000, chip->prox_sampling));
> +
> return 0;
> }
>
> @@ -139,13 +139,11 @@ static int isl29028_set_als_ir_mode(struct isl29028_chip *chip,
> ISL29028_CONF_ALS_RANGE_MASK,
> ISL29028_CONF_ALS_RANGE_HIGH_LUX);
> break;
> -
> case ISL29028_MODE_IR:
> ret = regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
> ISL29028_CONF_ALS_IR_MODE_MASK,
> ISL29028_CONF_ALS_IR_MODE_IR);
> break;
> -
> case ISL29028_MODE_NONE:
> return regmap_update_bits(chip->regmap, ISL29028_REG_CONFIGURE,
> ISL29028_CONF_ALS_EN_MASK,
> @@ -192,6 +190,7 @@ static int isl29028_read_als_ir(struct isl29028_chip *chip, int *als_ir)
> }
>
> *als_ir = ((msb & 0xF) << 8) | (lsb & 0xFF);
> +
> return 0;
> }
>
> @@ -205,6 +204,7 @@ static int isl29028_read_proxim(struct isl29028_chip *chip, int *prox)
> ret = isl29028_enable_proximity(chip, true);
> if (ret < 0)
> return ret;
> +
> chip->enable_prox = true;
> }
>
> @@ -214,7 +214,9 @@ static int isl29028_read_proxim(struct isl29028_chip *chip, int *prox)
> ISL29028_REG_PROX_DATA, ret);
> return ret;
> }
> +
> *prox = data;
> +
> return 0;
> }
>
> @@ -245,6 +247,7 @@ static int isl29028_als_get(struct isl29028_chip *chip, int *als_data)
> als_ir_data = (als_ir_data * 49) / 100;
>
> *als_data = als_ir_data;
> +
> return 0;
> }
>
> @@ -258,6 +261,7 @@ static int isl29028_ir_get(struct isl29028_chip *chip, int *ir_data)
> dev_err(dev, "Error in enabling IR mode err %d\n", ret);
> return ret;
> }
> +
> return isl29028_read_als_ir(chip, ir_data);
> }
>
> @@ -279,11 +283,13 @@ static int isl29028_write_raw(struct iio_dev *indio_dev,
> mask);
> break;
> }
> +
> if (val < 1 || val > 100) {
> dev_err(dev,
> "Samp_freq %d is not in range[1:100]\n", val);
> break;
> }
> +
> ret = isl29028_set_proxim_sampling(chip, val);
> if (ret < 0) {
> dev_err(dev,
> @@ -291,9 +297,9 @@ static int isl29028_write_raw(struct iio_dev *indio_dev,
> ret);
> break;
> }
> +
> chip->prox_sampling = val;
> break;
> -
> case IIO_LIGHT:
> if (mask != IIO_CHAN_INFO_SCALE) {
> dev_err(dev,
> @@ -301,25 +307,29 @@ static int isl29028_write_raw(struct iio_dev *indio_dev,
> mask);
> break;
> }
> +
> if ((val != 125) && (val != 2000)) {
> dev_err(dev,
> "lux scale %d is invalid [125, 2000]\n", val);
> break;
> }
> +
> ret = isl29028_set_als_scale(chip, val);
> if (ret < 0) {
> dev_err(dev,
> "Setting lux scale fail with error %d\n", ret);
> break;
> }
> +
> chip->lux_scale = val;
> break;
> -
> default:
> dev_err(dev, "Unsupported channel type\n");
> break;
> }
> +
> mutex_unlock(&chip->lock);
> +
> return ret;
> }
>
> @@ -348,30 +358,32 @@ static int isl29028_read_raw(struct iio_dev *indio_dev,
> default:
> break;
> }
> +
> if (ret < 0)
> break;
> +
> ret = IIO_VAL_INT;
> break;
> -
> case IIO_CHAN_INFO_SAMP_FREQ:
> if (chan->type != IIO_PROXIMITY)
> break;
> +
> *val = chip->prox_sampling;
> ret = IIO_VAL_INT;
> break;
> -
> case IIO_CHAN_INFO_SCALE:
> if (chan->type != IIO_LIGHT)
> break;
> *val = chip->lux_scale;
> ret = IIO_VAL_INT;
> break;
> -
> default:
> dev_err(dev, "mask value 0x%08lx not supported\n", mask);
> break;
> }
> +
> mutex_unlock(&chip->lock);
> +
> return ret;
> }
>
> @@ -497,6 +509,7 @@ static int isl29028_probe(struct i2c_client *client,
> ISL29028_REG_TEST1_MODE, ret);
> return ret;
> }
> +
> ret = regmap_write(chip->regmap, ISL29028_REG_TEST2_MODE, 0x0);
> if (ret < 0) {
> dev_err(&client->dev,
> @@ -517,6 +530,7 @@ static int isl29028_probe(struct i2c_client *client,
> indio_dev->name = id->name;
> indio_dev->dev.parent = &client->dev;
> indio_dev->modes = INDIO_DIRECT_MODE;
> +
> ret = devm_iio_device_register(indio_dev->dev.parent, indio_dev);
> if (ret < 0) {
> dev_err(&client->dev,
> @@ -524,6 +538,7 @@ static int isl29028_probe(struct i2c_client *client,
> ret);
> return ret;
> }
> +
> return 0;
> }
>
>
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