> > I want to split the different outputs ports of my surround card to different sinks. For this, I'm trying to use module-remap-sink with the following lines in my /etc/pulse/<a href="http://default.pa">default.pa</a>: > > load-module module-remap-sink sink_name=speakers remix=no master=alsa_output.pci-0000_00_1b.0.analog-surround-51 channels=2 master_channel_map=front-left,front-right channel_map=front-left,front-right > load-module module-remap-sink sink_name=headphones remix=no master=alsa_output.pci-0000_00_1b.0.analog-surround-51 channels=2 master_channel_map=rear-left,rear-right channel_map=front-left,front-right For multiple stereo streams , it is better done in driver if your desktop are using intel hda controller which may support four SDO which allow you to playback four streams concurrently gcap = azx_readw(chip, GCAP); dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap); Compile the debug version driver and check the global capabilities to find out the number of SDO and SDI