[U-Boot] [PATCH 1/2] i2c: cmd: Relocate subcommands when MANUAL_RELOC

[Heiko Schocher <hs@denx.de>]

Hello Michal,

Am 04.12.2015 um 17:05 schrieb Michal Simek:
> Subcommands contain pointers to functions which are not updated when
> MANUAL_REALOC is enabled. This patch fix it.
>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
> ---
>
>   common/cmd_i2c.c | 16 ++++++++++++----
>   1 file changed, 12 insertions(+), 4 deletions(-)

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

bye,
Heiko
>
> diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
> index 3d0de81c32f8..552c875f62dd 100644
> --- a/common/cmd_i2c.c
> +++ b/common/cmd_i2c.c
> @@ -1944,11 +1944,15 @@ static cmd_tbl_t cmd_i2c_sub[] = {
>   	U_BOOT_CMD_MKENT(speed, 1, 1, do_i2c_bus_speed, "", ""),
>   };
>
> -#ifdef CONFIG_NEEDS_MANUAL_RELOC
> -void i2c_reloc(void) {
> -	fixup_cmdtable(cmd_i2c_sub, ARRAY_SIZE(cmd_i2c_sub));
> +static __maybe_unused void i2c_reloc(void)
> +{
> +	static int relocated;
> +
> +	if (!relocated) {
> +		fixup_cmdtable(cmd_i2c_sub, ARRAY_SIZE(cmd_i2c_sub));
> +		relocated = 1;
> +	};
>   }
> -#endif
>
>   /**
>    * do_i2c() - Handle the "i2c" command-line command
> @@ -1964,6 +1968,10 @@ static int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
>   {
>   	cmd_tbl_t *c;
>
> +#ifdef CONFIG_NEEDS_MANUAL_RELOC
> +	i2c_reloc();
> +#endif
> +
>   	if (argc < 2)
>   		return CMD_RET_USAGE;
>
>

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