tweaks

inxi

@@ -1264,7 +1264,8 @@ get_cmdline()
 ## create array of sound cards installed on system, and if found, use asound data as well
 get_audio_data()
 {
-	local i='' alsa_data='' alsa_driver='' device_count='' usb_proc_file=''
+	local i='' alsa_data='' alsa_driver='' device_count=''
+	local usb_proc_file='' array_count='' usb_id='' usb_data=''
 
 	IFS=$'\n'
 	# this first step handles the drivers for cases where the second step fails to find one
@@ -1375,9 +1376,7 @@ get_audio_data()
 		}'  $DIR_ASOUND_DEVICE ) )
 	fi
 
-
-
-	# alsa usb
+	# alsa usb detection by damentz
 	# for every sound card symlink in /proc/asound - display information about it
 	for usb_proc_file in /proc/asound/*
 	do
@@ -1396,10 +1395,9 @@ get_audio_data()
 				}
 				#printf "\n"
 			}' <<< "$usb_data" )
-# 			usb_data=$( lsusb -v 2>/dev/null |\
-# 				grep  $( cat $usb_proc_file/usbid )  |\
-# 				gawk '{ gsub(/,/, " ", $0);for( i=7; i<NF; i++) { printf($i " ") } printf "\n" }' )
+			# this method is interesting, it shouldn't work but it does
 			#A_AUDIO_DATA=( "${A_AUDIO_DATA[@]}" "$usb_data,snd-usb-audio,," )
+			# but until we learn why the above worked, I'm using this one, which is safer
 			if [[ -n "$usb_data" ]];then
 				array_count=${#A_AUDIO_DATA[@]}
 				A_AUDIO_DATA[$array_count]="$usb_data,snd-usb-audio,,"
@@ -1407,6 +1405,7 @@ get_audio_data()
 		fi
 	done
 	IFS="$ORIGINAL_IFS"
+
 	# handle cases where card detection fails, like in PS3, where lspci gives no output, or headless boxes..
 	if [[ ${#A_AUDIO_DATA[@]} -eq 0 ]];then
 		A_AUDIO_DATA[0]='Failed to Detect Sound Card!'