[U-Boot] [PATCH 1/1] env_mmc: support env partition setup in runtime

[Jeroen Hofstee <jeroen@myspectrum.nl>]

Hello Dmitry,

On 29-07-14 11:46, Dmitry Lifshitz wrote:
> Add callback with __weak annotation to allow setup of environment
> partition number in runtime from a board file.
>
> Propagate mmc_switch_part() return value into init_mmc_for_env() instead
> of -1 in case of failure.
>
> Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
> Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
> ---
>   common/env_mmc.c |   35 +++++++++++++++++++++++------------
>   1 files changed, 23 insertions(+), 12 deletions(-)
>
> diff --git a/common/env_mmc.c b/common/env_mmc.c
> index 7da10e6..a7621a8 100644
> --- a/common/env_mmc.c
> +++ b/common/env_mmc.c
> @@ -62,16 +62,36 @@ int env_init(void)
>   	return 0;
>   }
>   
> -static int init_mmc_for_env(struct mmc *mmc)
> -{
>   #ifdef CONFIG_SYS_MMC_ENV_PART
> +__weak uint mmc_get_env_part(struct mmc *mmc)
> +{
> +	return CONFIG_SYS_MMC_ENV_PART;
> +}
> +

mmc_get_env_part lacks a prototype and there seems to be no
"strong version" / user of this code.

Regards,
Jeroen