[U-Boot] [PATCH 05/24] dm: i2c: Add a function to find out the chip offset length

[Heiko Schocher <hs@denx.de>]

Hello Simon,

Am 04.05.2015 19:30, schrieb Simon Glass:
> We can currently set this but there is no API function to get it. Add one.
>
> Signed-off-by: Simon Glass <sjg@chromium.org>
> ---
>
>   drivers/i2c/i2c-uclass.c | 7 +++++++
>   include/i2c.h            | 9 ++++++++-
>   2 files changed, 15 insertions(+), 1 deletion(-)

Thanks!

Acked-by: Heiko Schocher<hs@denx.de>

bye,
Heiko
>
> diff --git a/drivers/i2c/i2c-uclass.c b/drivers/i2c/i2c-uclass.c
> index f2e95c0..2dfb435 100644
> --- a/drivers/i2c/i2c-uclass.c
> +++ b/drivers/i2c/i2c-uclass.c
> @@ -396,6 +396,13 @@ int i2c_set_chip_offset_len(struct udevice *dev, uint offset_len)
>   	return 0;
>   }
>
> +int i2c_get_chip_offset_len(struct udevice *dev)
> +{
> +	struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
> +
> +	return chip->offset_len;
> +}
> +
>   int i2c_deblock(struct udevice *bus)
>   {
>   	struct dm_i2c_ops *ops = i2c_get_ops(bus);
> diff --git a/include/i2c.h b/include/i2c.h
> index 6fd73fa..9a9e4f7 100644
> --- a/include/i2c.h
> +++ b/include/i2c.h
> @@ -171,8 +171,15 @@ int i2c_get_chip_flags(struct udevice *dev, uint *flagsp);
>    *
>    * @offset_len:	New offset length value (typically 1 or 2)
>    */
> -
>   int i2c_set_chip_offset_len(struct udevice *dev, uint offset_len);
> +
> +/**
> + * i2c_get_offset_len() - get the offset length for a chip
> + *
> + * @return:	Current offset length value (typically 1 or 2)
> + */
> +int i2c_get_chip_offset_len(struct udevice *dev);
> +
>   /**
>    * i2c_deblock() - recover a bus that is in an unknown state
>    *
>

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