Add ENABLE_PM flag

Author: michelesr

Diff for: config/nvidia-xrun

@@ -1,3 +1,10 @@
+# When enabled, nvidia-xrun will turn the card on before attempting to load the
+# modules and running the command, and turn it off after the commands exits and
+# the modules gets unloaded. If order for this to work, CONTROLLER_BUS_ID and
+# DEVICE_BUS_ID must be set correctly. IDs can be found by by inspecting the
+# output of lshw.
+ENABLE_PM=1
+
 # Bus ID of the PCI express controller
 CONTROLLER_BUS_ID=0000:00:01.0
 

Diff for: nvidia-xrun

@@ -120,7 +120,9 @@ EXECL="/etc/X11/xinit/nvidia-xinitrc \"$EXECL\""
 COMMAND="xinit $EXECL -- $NEWDISP vt$LVT -nolisten tcp -br -config nvidia-xorg.conf -configdir nvidia-xorg.conf.d"
 
 # --------- TURNING ON GPU -----------
-turn_on_gpu
+if [[ "$ENABLE_PM" == '1' ]]; then
+  turn_on_gpu
+fi
 
 # ---------- LOADING MODULES ----------
 load_modules
@@ -132,4 +134,6 @@ execute ${COMMAND}
 unload_modules
 
 # --------- TURNING OFF GPU ----------
-turn_off_gpu
+if [[ "$ENABLE_PM" == '1' ]]; then
+  turn_off_gpu
+fi