diff options
author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-07-03 16:52:09 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2023-07-09 22:47:49 +0100 |
commit | 08f6a14b2d376e96cb7166694193ec3c3a496d25 (patch) | |
tree | c9530d4c810e8a98c307d479ad311382fc14e9de /lib/math | |
parent | f97fa3dcb2db02013e6904c032a1d2d45707ee40 (diff) |
lib/math/int_log: Use ARRAY_SIZE(logtable) where makes sense
Use ARRAY_SIZE(logtable) where makes sense.
Reviewed-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Acked-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Link: https://lore.kernel.org/r/20230619172019.21457-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230703135211.87416-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'lib/math')
-rw-r--r-- | lib/math/int_log.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/math/int_log.c b/lib/math/int_log.c index 322df25a22d6..ea98fc0b3fe2 100644 --- a/lib/math/int_log.c +++ b/lib/math/int_log.c @@ -91,7 +91,7 @@ unsigned int intlog2(u32 value) * so we would use the entry 0x18 */ significand = value << (31 - msb); - logentry = (significand >> 23) & 0xff; + logentry = (significand >> 23) % ARRAY_SIZE(logtable); /** * last step we do is interpolation because of the @@ -109,7 +109,7 @@ unsigned int intlog2(u32 value) * logtable_next is 256 */ interpolation = ((significand & 0x7fffff) * - ((logtable[(logentry + 1) & 0xff] - + ((logtable[(logentry + 1) % ARRAY_SIZE(logtable)] - logtable[logentry]) & 0xffff)) >> 15; /* now we return the result */ |