Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Unverified Commit 7db08b2c authored by Guenter Roeck's avatar Guenter Roeck Committed by Mark Brown
Browse files

ASoC: amd: use do_div rather than 64 bit division to fix 32 bit builds 



ERROR: "__aeabi_uldivmod" [sound/soc/amd/snd-soc-acp-pcm.ko] undefined!

64-bit divides require special operations to avoid build errors on 32-bit
systems.

[Reword the commit message to make it clearer - Alex]

fixes: 61add814 (ASoC: amd: Report accurate hw_ptr during dma)
Signed-off-by: default avatarGuenter Roeck <groeck@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/678919


Reviewed-by: default avatarJason Clinton <jclinton@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/681618


Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent bdd2a858

sound/soc/amd/acp-pcm-dma.c

+1 −2
Original line number Diff line number Diff line
@@ -856,12 +856,11 @@ static snd_pcm_uframes_t acp_dma_pointer(struct snd_pcm_substream *substream) 
	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {

		if (bytescount > rtd->renderbytescount)

			bytescount = bytescount - rtd->renderbytescount;

		pos =  bytescount % buffersize;

	} else {

		if (bytescount > rtd->capturebytescount)

			bytescount = bytescount - rtd->capturebytescount;

		pos = bytescount % buffersize;

	}

	pos = do_div(bytescount, buffersize);

	return bytes_to_frames(runtime, pos);

}