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arch/stm32: Fix compiler warning

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chip/stm32_i2s.c:1949:12: error: conflicting types for built-in function 'roundf'; expected 'float(float)' [-Werror=builtin-declaration-mismatch]
 1949 | static int roundf(float num)
      |            ^~~~~~

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2022-03-07 12:17:46 +08:00 committed by Petro Karashchenko
parent 8fa26944f7
commit 29cb85ba17
1 changed files with 3 additions and 3 deletions
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6
arch/arm/src/stm32/stm32_i2s.c
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@ -1946,7 +1946,7 @@ errout_with_buf:
#endif
}
static int roundf(float num)
static int stm32_i2s_roundf(float num)
{
if (((int)(num + 0.5f)) > num)
{
@ -2209,8 +2209,8 @@ static uint32_t i2s_mckdivider(struct stm32_i2s_s *priv)
{
for (n = 2; n <= 256; ++n)
{
napprox = roundf(priv->samplerate / 1000000.0f *
(8 * 32 * R * (2 * n + od)));
napprox = stm32_i2s_roundf(priv->samplerate / 1000000.0f *
(8 * 32 * R * (2 * n + od)));
if ((napprox > 432) || (napprox < 50))
{
continue;