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ASoC: uniphier: make arrays mul and div static const, makes object smaller
author
Colin Ian King
<colin.king@canonical.com>
Wed, 18 Aug 2021 15:17:46 +0000
(16:17 +0100)
committer
Mark Brown
<broonie@kernel.org>
Thu, 19 Aug 2021 17:21:23 +0000
(18:21 +0100)
Don't populate the arrays mul and div on the stack but instead make them
static const. Makes the object code smaller by 4 bytes.
Before:
text data bss dec hex filename
16226 4984 64 21274 531a ./sound/soc/uniphier/aio-cpu.o
After:
text data bss dec hex filename
16062 5144 64 21270 5316 ./sound/soc/uniphier/aio-cpu.o
(gcc version 10.2.0)
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Link:
https://lore.kernel.org/r/20210818151746.38520-1-colin.king@canonical.com
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/uniphier/aio-cpu.c
patch
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diff --git
a/sound/soc/uniphier/aio-cpu.c
b/sound/soc/uniphier/aio-cpu.c
index
cf98141
..
4e8d5f7
100644
(file)
--- a/
sound/soc/uniphier/aio-cpu.c
+++ b/
sound/soc/uniphier/aio-cpu.c
@@
-128,8
+128,8
@@
static const struct uniphier_aio_spec *find_spec(struct uniphier_aio *aio,
static int find_divider(struct uniphier_aio *aio, int pll_id, unsigned int freq)
{
struct uniphier_aio_pll *pll;
- int mul[] = { 1, 1, 1, 2, };
- int div[] = { 2, 3, 1, 3, };
+
static const
int mul[] = { 1, 1, 1, 2, };
+
static const
int div[] = { 2, 3, 1, 3, };
int i;
if (!is_valid_pll(aio->chip, pll_id))