schedule: ll: userspace: lift restrictions

Re-enable LLEXT, DRAM execution and data, the DP scheduler and boot
time testing with userspace LL with a small restriction for the
latter - userspace allocation failure tests aren't currently working.

Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>

Author: lyakh

app/overlays/ptl/ll_userspace_overlay.conf

@@ -11,29 +11,23 @@ CONFIG_SOF_USERSPACE_LL=y
 # make the drivers work in user-space
 CONFIG_SOF_USERSPACE_INTERFACE_DMA=y
 CONFIG_DAI_USERSPACE=y
+CONFIG_MAX_THREAD_BYTES=4
 
 # Temporary settings that are needed currently to enable user-space LL
 # --------------------------------------------------------------------
 
 # problem with DSP panics due to illegal instruction hit in user-space if cold
 # store execution is enabled. Disable it for now until rootcause is found.
-CONFIG_COLD_STORE_EXECUTE_DRAM=n
 CONFIG_COLD_STORE_EXECUTE_DEBUG=n
 
 # telemetry not yet user-space compatible
 CONFIG_SOF_TELEMETRY_PERFORMANCE_MEASUREMENTS=n
 CONFIG_SOF_TELEMETRY_IO_PERFORMANCE_MEASUREMENTS=n
 
-# disable loadable modules (hits privilege issues in user-space now)
-CONFIG_LLEXT_STORAGE_WRITABLE=n
-CONFIG_LLEXT_EXPERIMENTAL=n
-CONFIG_MODULES=n
-
 # some of current boot tests interfere with user-space setup
 CONFIG_SOF_BOOT_TEST_ALLOWED=n
 
 # misc features not yet compatible with user-space
 CONFIG_CROSS_CORE_STREAM=n
 CONFIG_INTEL_ADSP_MIC_PRIVACY=n
 CONFIG_XRUN_NOTIFICATIONS_ENABLE=n
-CONFIG_ZEPHYR_DP_SCHEDULER=n

zephyr/test/CMakeLists.txt

@@ -11,7 +11,7 @@ if(CONFIG_SOF_BOOT_TEST)
   zephyr_library_sources_ifdef(CONFIG_USERSPACE
     userspace/ksem.c
   )
-  if(CONFIG_USERSPACE AND CONFIG_SOF_USERSPACE_INTERFACE_ALLOC)
+  if(CONFIG_USERSPACE AND CONFIG_SOF_USERSPACE_INTERFACE_ALLOC AND NOT CONFIG_SOF_USERSPACE_LL)
     zephyr_library_sources(userspace/test_heap_alloc.c)
   endif()
 endif()