From 64062869f0d63d118560c15f671376b43f71b102 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Wed, 23 Dec 2020 18:22:29 +0100 Subject: [PATCH] ALSA: maestro: Use DIV_ROUND_CLOSEST() instead of open-coding it Use DIV_ROUND_CLOSEST() instead of open-coding it. This documents intent and makes it more clear what is going on for the casual reviewer. Generated using the following the Coccinelle semantic patch. // @r1@ expression x; constant C1; constant C2; @@ ((x) + C1) / C2 @script:python@ C1 << r1.C1; C2 << r1.C2; @@ try: if int(C1) * 2 != int(C2): cocci.include_match(False) except: cocci.include_match(False) @@ expression r1.x; constant r1.C1; constant r1.C2; @@ -(((x) + C1) / C2) +DIV_ROUND_CLOSEST(x, C2) // Signed-off-by: Lars-Peter Clausen Link: https://lore.kernel.org/r/20201223172229.781-18-lars@metafoo.de Signed-off-by: Takashi Iwai --- sound/pci/maestro3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c index 40232a2..f622c2a 100644 --- a/sound/pci/maestro3.c +++ b/sound/pci/maestro3.c @@ -1245,7 +1245,7 @@ static void snd_m3_pcm_setup2(struct snd_m3 *chip, struct m3_dma *s, snd_pcm_format_width(runtime->format) == 16 ? 0 : 1); /* set up dac/adc rate */ - freq = ((runtime->rate << 15) + 24000 ) / 48000; + freq = DIV_ROUND_CLOSEST(runtime->rate << 15, 48000); if (freq) freq--; -- 2.7.4