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Commit cdc5c53f authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela
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[ALSA] Fix compilation on 32bit arch 



ALSA<-OSS emulation
Fix the division with int64 for 32bit architectures.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent a6c17ec8

sound/core/oss/pcm_oss.c

+10 −1
Original line number Diff line number Diff line
@@ -129,7 +129,16 @@ static long snd_pcm_oss_bytes(snd_pcm_substream_t *substream, long frames) 
	long bytes = frames_to_bytes(runtime, frames);

	if (buffer_size == runtime->oss.buffer_bytes)

		return bytes;

	return (long)(((int64_t)runtime->oss.buffer_bytes * (int64_t)bytes) / (int64_t)buffer_size);

#if BITS_PER_LONG >= 64

	return runtime->oss.buffer_bytes * bytes / buffer_size;

#else

	{

		u64 bsize = (u64)runtime->oss.buffer_bytes * (u64)bytes;

		u32 rem;

		div64_32(&bsize, buffer_size, &rem);

		return (long)bsize;

	}

#endif

}



static long snd_pcm_alsa_frames(snd_pcm_substream_t *substream, long bytes)