On Wed, Nov 8, 2017 at 12:29 PM, Guenter Roeck <groeck at google.com> wrote: > On Wed, Nov 8, 2017 at 9:24 AM, Alex Deucher <alexdeucher at gmail.com> wrote: >> >> From: Guenter Roeck <groeck at chromium.org> >> >> 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. I'm not familiar with which are chromium specific (TEST, BUG, FIXUP, FROMLIST I guess?). The info seems useful to have in the bug, but I can respin if it's a big deal. Alex > > Guenter > >> >> Signed-off-by: Guenter Roeck <groeck at chromium.org> >> Reviewed-on: https://chromium-review.googlesource.com/678919 >> Reviewed-by: Jason Clinton <jclinton at chromium.org> >> (cherry picked from commit 7ca726e80f21abdbaed9a5a70def1c33a26f8533) >> Reviewed-on: https://chromium-review.googlesource.com/681618 >> Signed-off-by: Alex Deucher <alexander.deucher at amd.com> >> --- >> 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 >> >
