[U-Boot] [PATCH 2/3] libfdt: make fdt_increase_size() available to everyone

[Jerry Van Baren <gvb.uboot@gmail.com>]

Timur Tabi wrote:
> The function fdt_increase_size() increases the size of the device tree by the
> given amount.  This is useful for any code that wants to add a node or large
> property, to avoid the possibility of running out of space.  It's much smarter
> to have U-Boot increase the size of device tree when it knows it's going to
> add data, instead of hoping that the DTS was compiled with the right -p value.
> 
> Signed-off-by: Timur Tabi <timur@freescale.com>

Acked-by: Gerald Van Baren <vanbaren@cideas.com>

> ---
> 
>  common/fdt_support.c  |   20 ++++++++++----------
>  include/fdt_support.h |    1 +
>  2 files changed, 11 insertions(+), 10 deletions(-)
> 
> diff --git a/common/fdt_support.c b/common/fdt_support.c
> index b6f252a..01d635b 100644
> --- a/common/fdt_support.c
> +++ b/common/fdt_support.c
> @@ -645,6 +645,16 @@ int fdt_resize(void *blob)
>  	return actualsize;
>  }
>  
> +int fdt_increase_size(void *fdt, int add_len)
> +{
> +	int newlen;
> +
> +	newlen = fdt_totalsize(fdt) + add_len;
> +
> +	/* Open in place with a new len */
> +	return fdt_open_into(fdt, fdt, newlen);
> +}
> +
>  #ifdef CONFIG_PCI
>  #define CONFIG_SYS_PCI_NR_INBOUND_WIN 4
>  
> @@ -792,16 +802,6 @@ int fdt_del_subnodes(const void *blob, int parent_offset)
>  	return 0;
>  }
>  
> -int fdt_increase_size(void *fdt, int add_len)
> -{
> -	int newlen;
> -
> -	newlen = fdt_totalsize(fdt) + add_len;
> -
> -	/* Open in place with a new len */
> -	return fdt_open_into(fdt, fdt, newlen);
> -}
> -
>  int fdt_del_partitions(void *blob, int parent_offset)
>  {
>  	const void *prop;
> diff --git a/include/fdt_support.h b/include/fdt_support.h
> index 9a453af..d70627d 100644
> --- a/include/fdt_support.h
> +++ b/include/fdt_support.h
> @@ -78,6 +78,7 @@ void ft_pci_setup(void *blob, bd_t *bd);
>  
>  void set_working_fdt_addr(void *addr);
>  int fdt_resize(void *blob);
> +int fdt_increase_size(void *fdt, int add_len);
>  
>  int fdt_fixup_nor_flash_size(void *blob, int cs, u32 size);
>