Re: [PATCH 2/2] iio: lps331ap: Modify in_temp_scale calculation way

[Jonathan Cameron <jic23@kernel.org>]

On 07/02/13 11:13, Jacek Anaszewski wrote:
> This patch modifies the way how the in_temp_scale output value is
> calculated. With this implementation it is more clear how the value
> is obtained.
> 
> Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

The fix (patch 1) has worked it's way through now to IIOs upstream so
this patch has now been added to the togreg branch of iio.git.

Thanks,

Jonathan

> ---
>  drivers/iio/pressure/st_pressure_core.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
> index 89eb40a..09d94a6 100644
> --- a/drivers/iio/pressure/st_pressure_core.c
> +++ b/drivers/iio/pressure/st_pressure_core.c
> @@ -31,6 +31,9 @@
>  #define ST_PRESS_LSB_PER_MBAR			4096UL
>  #define ST_PRESS_KPASCAL_NANO_SCALE		(100000000UL / \
>  						 ST_PRESS_LSB_PER_MBAR)
> +#define ST_PRESS_LSB_PER_CELSIUS		480UL
> +#define ST_PRESS_CELSIUS_NANO_SCALE		(1000000000UL / \
> +						 ST_PRESS_LSB_PER_CELSIUS)
>  #define ST_PRESS_NUMBER_DATA_CHANNELS		1
>  
>  /* DEFAULT VALUE FOR SENSORS */
> @@ -53,8 +56,8 @@
>  #define ST_PRESS_1_FS_ADDR			0x23
>  #define ST_PRESS_1_FS_MASK			0x30
>  #define ST_PRESS_1_FS_AVL_1260_VAL		0x00
> -#define ST_PRESS_1_FS_AVL_TEMP_GAIN		2083000
>  #define ST_PRESS_1_FS_AVL_1260_GAIN		ST_PRESS_KPASCAL_NANO_SCALE
> +#define ST_PRESS_1_FS_AVL_TEMP_GAIN		ST_PRESS_CELSIUS_NANO_SCALE
>  #define ST_PRESS_1_BDU_ADDR			0x20
>  #define ST_PRESS_1_BDU_MASK			0x04
>  #define ST_PRESS_1_DRDY_IRQ_ADDR		0x22
>