topic alsa asym plugin error in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/alsa-asym-plugin-error/m-p/816445#M125789 <HTML><HEAD></HEAD><BODY><P>Hi all,</P><P>I am using imx6 board with fsl-yocto-bsp with kernel version&nbsp;4.1.44 and alsa-lib 1.1.4 . All software in our board uses the alsa plugin asym for simultaneous record/playback. the asound.conf is the default one as in&nbsp;<A class="link-titled" href="https://github.com/Freescale/meta-freescale/blob/rocko/recipes-bsp/alsa-state/alsa-state/imx/asound.conf" title="https://github.com/Freescale/meta-freescale/blob/rocko/recipes-bsp/alsa-state/alsa-state/imx/asound.conf">meta-freescale/asound.conf at rocko · Freescale/meta-freescale · GitHub</A>&nbsp; [rocko branch]. codec is from microsemi zl38040.&nbsp;</P><P>issues is, sometimes applications are not able to access the audio. below error is coming. attaching asound.conf also</P><BLOCKQUOTE class="jive_macro_quote jive-quote jive_text_macro"><P>ALSA lib ../../../alsa-lib-1.1.4.1/src/pcm/pcm_dmix.c:1177:(snd_pcm_dmix_open) unable to initialize sum ring buffer<BR />alsa: could not open auplay device 'plug:asymed' (Invalid argument)</P></BLOCKQUOTE><P>Please suggest any way for debugging.</P></BODY></HTML> Wed, 19 Dec 2018 12:03:49 GMT anjojohn 2018-12-19T12:03:49Z alsa asym plugin error https://community.nxp.com/t5/i-MX-Processors/alsa-asym-plugin-error/m-p/816445#M125789 <HTML><HEAD></HEAD><BODY><P>Hi all,</P><P>I am using imx6 board with fsl-yocto-bsp with kernel version&nbsp;4.1.44 and alsa-lib 1.1.4 . All software in our board uses the alsa plugin asym for simultaneous record/playback. the asound.conf is the default one as in&nbsp;<A class="link-titled" href="https://github.com/Freescale/meta-freescale/blob/rocko/recipes-bsp/alsa-state/alsa-state/imx/asound.conf" title="https://github.com/Freescale/meta-freescale/blob/rocko/recipes-bsp/alsa-state/alsa-state/imx/asound.conf">meta-freescale/asound.conf at rocko · Freescale/meta-freescale · GitHub</A>&nbsp; [rocko branch]. codec is from microsemi zl38040.&nbsp;</P><P>issues is, sometimes applications are not able to access the audio. below error is coming. attaching asound.conf also</P><BLOCKQUOTE class="jive_macro_quote jive-quote jive_text_macro"><P>ALSA lib ../../../alsa-lib-1.1.4.1/src/pcm/pcm_dmix.c:1177:(snd_pcm_dmix_open) unable to initialize sum ring buffer<BR />alsa: could not open auplay device 'plug:asymed' (Invalid argument)</P></BLOCKQUOTE><P>Please suggest any way for debugging.</P></BODY></HTML> Wed, 19 Dec 2018 12:03:49 GMT https://community.nxp.com/t5/i-MX-Processors/alsa-asym-plugin-error/m-p/816445#M125789 anjojohn 2018-12-19T12:03:49Z