Make dspFlow configurable through menuconfig

main/Kconfig.projbuild

@@ -33,6 +33,22 @@ menu "Snapcast Configuration"
         help
             Use software volume mixer instead of hardware mixer.
 
+    choice SNAPCLIENT_DSP_FLOW
+        prompt "DSP flow"
+        default SNAPCLIENT_DSP_FLOW_STEREO
+        help
+            Select the DSP flow to use.
+
+        config SNAPCLIENT_DSP_FLOW_STEREO
+            bool "Stereo flow"
+
+        config SNAPCLIENT_DSP_FLOW_BASSBOOST
+            bool "Bassboost flow"
+
+        config SNAPCLIENT_DSP_FLOW_BIAMP
+            bool "Bi-Amp flow"
+    endchoice
+
 endmenu
 
 menu "SNTP Configuration"

main/main.c

@@ -113,7 +113,15 @@ extern char mac_address[18];
 SemaphoreHandle_t timeSyncSemaphoreHandle = NULL;
 
 #if CONFIG_USE_DSP_PROCESSOR
-uint8_t dspFlow = dspfStereo;  // dspfBiamp; // dspfStereo; // dspfBassBoost;
+#if CONFIG_SNAPCLIENT_DSP_FLOW_STEREO
+dspFlows_t dspFlow = dspfStereo;  // dspfBiamp; // dspfStereo; // dspfBassBoost;
+#endif
+#if CONFIG_SNAPCLIENT_DSP_FLOW_BASSBOOST
+dspFlows_t dspFlow = dspfBassBoost;
+#endif
+#if CONFIG_SNAPCLIENT_DSP_FLOW_BIAMP
+dspFlows_t dspFlow = dspfBiamp;
+#endif
 #endif
 
 typedef struct flacData_s {