On Wed, Nov 8, 2017 at 9:24 AM, Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
From: Guenter Roeck <groeck@xxxxxxxxxxxx>
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.
BUG=b:63121716
TEST="Build i386:allmodconfig"
Is this an upstream submission ? Fine with me, but it should not include any chromium specific tags, neither in the subject not in the description.
Guenter
Signed-off-by: Guenter Roeck <groeck@xxxxxxxxxxxx>
Reviewed-on: https://chromium-review.googlesource.com/678919
Reviewed-by: Jason Clinton <jclinton@xxxxxxxxxxxx>
(cherry picked from commit 7ca726e80f21abdbaed9a5a70def1c33a26f8533)
Reviewed-on: https://chromium-review.googlesource.com/681618
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
sound/soc/amd/acp-pcm-dma.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index 13d040a4d26f..ef7e98ad960c 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -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);
}
--
2.13.6
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