topology: cmake: use local ALSA utilities to build topology

Dont use the system ALSA installation which may be out of date with
current topology development. Use the locally installed ALSA lib and
utils installed in the SOF workspace.

Signed-off-by: Liam Girdwood <liam.r.girdwood@intel.com>

tools/topology/CMakeLists.txt

@@ -1,18 +1,19 @@
 set(SOF_TOPOLOGY_BINARY_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
-
+set(SOF_ALSA_TOOLS_DIR "${SOF_ROOT_SOURCE_DIRECTORY}/../tools/bin")
+set(ALSATPLG_CMD "${SOF_ALSA_TOOLS_DIR}/alsatplg")
 
 function(alsatplg_version  OUT_STATUS  OUT_VERSION)
-	execute_process(COMMAND alsatplg --version
+	execute_process(COMMAND ${ALSATPLG_CMD} --version
 	  RESULT_VARIABLE status
 	  OUTPUT_VARIABLE stdout
 	  OUTPUT_STRIP_TRAILING_WHITESPACE)
-	message(DEBUG "alsatplg --version: status=${status}, output=${stdout}")
+	message(DEBUG "${ALSATPLG_CMD} --version: status=${status}, output=${stdout}")
 
 	set(${OUT_STATUS} "${status}" PARENT_SCOPE)
 
         # Some error messages have already been printed on stderr
 	if(NOT status EQUAL 0)
-	  message(WARNING "alsatplg --version returned status: ${status},
+	  message(WARNING "${ALSATPLG_CMD} --version returned status: ${status},
 ${stdout}")
 	  return()
 	endif()
@@ -32,7 +33,7 @@ endfunction()
 # Longer story in #5192.
 alsatplg_version(STATUS ALSATPLG_VERSION_NUMBER)
 if(NOT STATUS EQUAL 0)
-	message(WARNING "alsatplg failed: ${STATUS}; all topologies skipped")
+	message(WARNING "${ALSATPLG_CMD} failed: ${STATUS}; all topologies skipped")
 	return()
 else()
 	if(${ALSATPLG_VERSION_NUMBER} VERSION_LESS "1.2.5")
@@ -67,7 +68,7 @@ macro(add_alsatplg_command)
 		# permissions are hardcoded and only the user can read
 		# the -o(utput) file.
 		# See bug https://github.com/alsa-project/alsa-utils/issues/126
-		COMMAND alsatplg \$\${VERBOSE:+-v 1} -c ${ARGV0} -o ${ARGV1}
+		COMMAND ${ALSATPLG_CMD} \$\${VERBOSE:+-v 1} -c ${ARGV0} -o ${ARGV1}
 		USES_TERMINAL
 	)
 endmacro()
@@ -94,7 +95,7 @@ macro(add_alsatplg2_command conf_header conf_target input_name output_name inclu
 		COMMAND cat ${conf_header} ${input_name}.conf > ${output_name}.conf
 
 		# -p to pre-process Topology2.0 conf file
-		COMMAND ALSA_CONFIG_DIR=${CMAKE_SOURCE_DIR}/topology/topology2 alsatplg \$\${VERBOSE:+-v 1}
+		COMMAND ALSA_CONFIG_DIR=${CMAKE_SOURCE_DIR}/topology/topology2 ${ALSATPLG_CMD} \$\${VERBOSE:+-v 1}
 		        -I ${include_path} -D "'${defines}'" -p -c ${output_name}.conf -o ${output_name}.tplg
 		USES_TERMINAL
 		)