From: Arnd Bergmann arnd@arndb.de
DIV_ROUND_CLOSEST() does not work on 64-bit variables when building for a 32-bit target:
ld.lld: error: undefined symbol: __udivdi3
referenced by loongson_i2s.c sound/soc/loongson/loongson_i2s.o:(loongson_i2s_hw_params) in archive vmlinux.a
Use DIV_ROUND_CLOSEST_ULL() instead.
Fixes: d24028606e764 ("ASoC: loongson: Add Loongson ASoC Sound Card Support") Signed-off-by: Arnd Bergmann arnd@arndb.de --- sound/soc/loongson/loongson_i2s.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/loongson/loongson_i2s.c b/sound/soc/loongson/loongson_i2s.c index f73b6d6f16c23..b919f0fe83615 100644 --- a/sound/soc/loongson/loongson_i2s.c +++ b/sound/soc/loongson/loongson_i2s.c @@ -89,7 +89,7 @@ static int loongson_i2s_hw_params(struct snd_pcm_substream *substream, bclk_ratio = DIV_ROUND_CLOSEST(sysclk, (bits * chans * fs * 2)) - 1; mclk_ratio = clk_rate / sysclk; - mclk_ratio_frac = DIV_ROUND_CLOSEST(((u64)clk_rate << 16), + mclk_ratio_frac = DIV_ROUND_CLOSEST_ULL(((u64)clk_rate << 16), sysclk) - (mclk_ratio << 16);
regmap_read(i2s->regmap, LS_I2S_CFG, &val);