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fsl_law: Fix bug in calculation of LAW sizing

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In set_ddr_laws() when we determined how much of the size requested
to be mapped was covered by the the first LAW we needed to recalculate
the size based on what was actually mapped.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2009-04-04 10:21:02 -05:00
parent 32049b4048
commit e6a6789f41
1 changed files with 3 additions and 0 deletions
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3
drivers/misc/fsl_law.c
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@ -139,6 +139,9 @@ int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id)
if (set_last_law(start, law_sz_enc, id) < 0)
return -1;
/* recalculate size based on what was actually covered by the law */
law_sz = 1ull << __ilog2_u64(law_sz);
/* do we still have anything to map */
sz = sz - law_sz;
if (sz) {