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| author | Vianney le Clément de Saint-Marcq <vianney.leclement@essensium.com> | 2015-02-25 16:55:06 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2015-03-09 14:56:58 +0000 |
| commit | c7586584c6fd4212e3eb2e83e5cf3c043ddf72be (patch) | |
| tree | 7191f4344e6b21f01be6094cfbb2074a6d4f0bf2 /drivers/iio | |
| parent | 60d3e3bbd5992bb4478f9f99a4e4c5748a1a1ba7 (diff) | |
| download | op-kernel-dev-c7586584c6fd4212e3eb2e83e5cf3c043ddf72be.zip op-kernel-dev-c7586584c6fd4212e3eb2e83e5cf3c043ddf72be.tar.gz | |
iio: mlx90614: Refactor register symbols
The defined registers only make sense when used for accessing RAM. Make
MLX90614_OP_RAM part of the symbol definition to avoid accidental access
to the wrong register.
Signed-off-by: Vianney le Clément de Saint-Marcq <vianney.leclement@essensium.com>
Cc: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/temperature/mlx90614.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/iio/temperature/mlx90614.c b/drivers/iio/temperature/mlx90614.c index c8b6ac8..e2c6f1a 100644 --- a/drivers/iio/temperature/mlx90614.c +++ b/drivers/iio/temperature/mlx90614.c @@ -23,8 +23,8 @@ #define MLX90614_OP_RAM 0x00 /* RAM offsets with 16-bit data, MSB first */ -#define MLX90614_TA 0x06 /* ambient temperature */ -#define MLX90614_TOBJ1 0x07 /* object temperature */ +#define MLX90614_TA (MLX90614_OP_RAM | 0x06) /* ambient temperature */ +#define MLX90614_TOBJ1 (MLX90614_OP_RAM | 0x07) /* object 1 temperature */ struct mlx90614_data { struct i2c_client *client; @@ -42,13 +42,13 @@ static int mlx90614_read_raw(struct iio_dev *indio_dev, switch (channel->channel2) { case IIO_MOD_TEMP_AMBIENT: ret = i2c_smbus_read_word_data(data->client, - MLX90614_OP_RAM | MLX90614_TA); + MLX90614_TA); if (ret < 0) return ret; break; case IIO_MOD_TEMP_OBJECT: ret = i2c_smbus_read_word_data(data->client, - MLX90614_OP_RAM | MLX90614_TOBJ1); + MLX90614_TOBJ1); if (ret < 0) return ret; break; |
