Added coresight Ftrace scripts

Signed-off-by: Rohan Dutta <rohadutt@qti.qualcomm.com>

Author: Rohan-in-Qualcomm

Runner/suites/Kernel/DEBUG/Ftrace-Dump-ETF-Base/run.sh

@@ -39,7 +39,6 @@ log_info "---------------------------$TESTNAME Starting-------------------------
 cs_base="/sys/bus/coresight/devices"
 debugfs="/sys/kernel/debug"
 [ ! -d "$debugfs/tracing" ] && debugfs="/debug"
-
 fail=0
 
 if [ ! -d "$cs_base" ]; then
@@ -48,9 +47,11 @@ if [ ! -d "$cs_base" ]; then
     exit 0
 fi
 
+cleanup(){
+    reset_coresight
+}
 trap cleanup EXIT HUP INT TERM
-
-cleanup
+reset_coresight
 
 stm_path=""
 for stm_node in "$cs_base"/*stm*; do
@@ -82,7 +83,6 @@ if [ -z "$sink_path" ]; then
     echo "$TESTNAME SKIP" > "$res_file"
     exit 0
 fi
-
 sink_name="$(basename "$sink_path")"
 stm_name="$(basename "$stm_path")"
 
@@ -98,16 +98,12 @@ if [ ! -f "$ftrace_link" ]; then
     echo "$TESTNAME SKIP" > "$res_file"
     exit 0
 fi
-
 log_info "Using Source: $stm_name, Sink: $sink_name"
 
 [ -f "$stm_path/hwevent_enable" ] && echo 0 > "$stm_path/hwevent_enable" 2>/dev/null
 [ -f "$stm_path/port_enable" ] && echo 0xffffffff > "$stm_path/port_enable" 2>/dev/null
-
 echo 1 > "$sink_path/enable_sink" 2>/dev/null
-
 ret=$(tr -d ' ' < "$sink_path/enable_sink" 2>/dev/null)
-
 if [ "$ret" = "1" ]; then
     log_info "PASS: sink switch to $sink_name successful"
 else
@@ -118,26 +114,17 @@ fi
 if [ "$fail" -eq 0 ]; then
     log_info "Linking Ftrace to $stm_name..."
     echo "$stm_name" > "$ftrace_link" 2>/dev/null
-
     [ -f "$debugfs/tracing/tracing_on" ] && echo 1 > "$debugfs/tracing/tracing_on"
     [ -f "$debugfs/tracing/events/sched/sched_switch/enable" ] && echo 1 > "$debugfs/tracing/events/sched/sched_switch/enable"
-    
     echo 1 > "$stm_path/enable_source" 2>/dev/null
-
     sleep 20
-
-    cleanup
-
+    reset_coresight
     trace_file="/tmp/${sink_name}_ftrace.bin"
     rm -f "$trace_file"
-    
     cat "/dev/$sink_name" > "$trace_file" 2>/dev/null
-    
     bin_size=$(wc -c < "$trace_file" 2>/dev/null | tr -d ' ')
     [ -z "$bin_size" ] && bin_size=0
-    
     log_info "Collected bin size: $bin_size bytes"
-
     if [ -f "$trace_file" ] && [ "$bin_size" -ge 65536 ]; then
         log_pass "PASS: $sink_name sink data through Ftrace verified"
     else
@@ -152,4 +139,4 @@ else
     echo "$TESTNAME FAIL" > "$res_file"
 fi
 
-log_info "---------------------------$TESTNAME Finished---------------------------"
+log_info "---------------------------$TESTNAME Finished---------------------------"