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author | Rob Herring <robh@kernel.org> | 2014-04-22 19:55:10 +0200 |
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committer | Rob Herring <robh@kernel.org> | 2014-04-30 07:59:18 +0200 |
commit | c0556d3f2c3f42eaed049139ce6f0899ecdb0217 (patch) | |
tree | 9bfbb3c61b640a8492e95f0cdff10c9734376c09 /drivers/of/fdt.c | |
parent | of/fdt: fix phys_addr_t related print size warnings (diff) | |
download | linux-c0556d3f2c3f42eaed049139ce6f0899ecdb0217.tar.xz linux-c0556d3f2c3f42eaed049139ce6f0899ecdb0217.zip |
of/fdt: introduce of_get_flat_dt_size
Add a wrapper function to retrieve the FDT size from the FDT header. This
is primarily to avoid libfdt include paths for the whole kernel.
Signed-off-by: Rob Herring <robh@kernel.org>
Tested-by: Grant Likely <grant.likely@linaro.org>
Tested-by: Stephen Chivers <schivers@csc.com>
Diffstat (limited to 'drivers/of/fdt.c')
-rw-r--r-- | drivers/of/fdt.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index d9e64504cda0..358bcf0500d2 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -554,6 +554,14 @@ unsigned long __init of_get_flat_dt_root(void) } /** + * of_get_flat_dt_size - Return the total size of the FDT + */ +int __init of_get_flat_dt_size(void) +{ + return fdt_totalsize(initial_boot_params); +} + +/** * of_get_flat_dt_prop - Given a node in the flat blob, return the property ptr * * This function can be used within scan_flattened_dt callback to get |