lstape: Remove type filter support

There is only one supported tape device type left. A filter command line
option doesn't make any sense anymore.

Remove the functionality and documentation of the --type option.

Reviewed-by: Jens Remus <jremus@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>

zconf/lstape

@@ -28,10 +28,6 @@ function PrintUsage() {
 	:			Print this help text.
 	:		--ccw-only|--scsi-only
 	:			Limit output to CCW or SCSI devices only.
-	:		-t|--type <list of device types>
-	:			Limit output of CCW tape devices to the given
-	:			devices. The list consists of device types
-	:			separated by ','.
 	:		--online|--offline
 	:			Show only devices that are either online or
 	:			offline (only one option is allowed). This
@@ -63,7 +59,6 @@ function PrintVersion()
 }
 
 FLSEP=""
-DEVLIST="3490"
 SHORTID=false
 SHOWCCW=true
 VERBOSE=false
@@ -77,14 +72,6 @@ while [ $# -ne 0 ]; do
 			PrintUsage
 			exit 0
 			;;
-		-t|--type)
-			if [ $# -lt 2 ]; then
-				RequireArgument $1 1
-				exit 1
-			fi
-			shift
-			DEVLIST="$1"
-			;;
 		--online)
 			if $FILTEROFFLINE; then
 				echo -n "Option --online and --offline " >&2
@@ -148,10 +135,6 @@ function SysfsCreateListCCW() {
 			medium_state_str[1] = "LOADED  "
 			medium_state_str[2] = "UNLOADED"
 
-			split("'$DEVLIST'", A, ",")
-			for(i = 1; i in A; i++) {
-				devlist[A[i]] = 1
-			}
 			shortid = "'$SHORTID'"=="true" ? 1 : 0
 			filteronline = "'$FILTERONLINE'"=="true" ? 1 : 0
 			filteroffline = "'$FILTEROFFLINE'"=="true" ? 1 : 0
@@ -168,8 +151,6 @@ function SysfsCreateListCCW() {
 
 			devtype      = Read(devdir "/devtype")
 			split(devtype, A, "/")
-			if (!(A[1] in devlist))
-				next
 
 			online = Read(devdir "/online")
 			if (filteronline && !online)

zconf/lstape.8

@@ -64,12 +64,6 @@ of SCSI tape devices.
 Limit output to either online or offline devices. This filter has no effect
 on the output of SCSI devices.
 
-.TP
-.BR -t | --type " \fI<device-type>\fR"
-Limit output to given device types, for example 3490
-(currently only applies to channel-attached
-tape devices).
-
 .TP
 .I <device-bus-ID>
 Limits the output to information about the specified tape device or
@@ -131,9 +125,9 @@ The serial number.
 List all tape devices that are available 
 .RE
 
-\fBlstape --ccw-only -t 3490 --online\fR
+\fBlstape --ccw-only --online\fR
 .RS
-Show all 3490 CCW devices that are online.
+Show all channel-attached tape devices that are online.
 .RE
 
 \fBlstape --scsi-only --verbose\fR