drivers/pps: use surrounding "if PPS" to remove numerous dependency checks

Adding high-level "if PPS" makes lower-level dependency tests superfluous.

Link: http://lkml.kernel.org/r/alpine.LFD.2.20.1708261050500.8156@localhost.localdomain
Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Acked-by: Rodolfo Giometti <giometti@enneenne.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/pps/Kconfig b/drivers/pps/Kconfig
index 4b29a71..c6008f2 100644
--- a/drivers/pps/Kconfig
+++ b/drivers/pps/Kconfig
@@ -19,9 +19,10 @@
 	  To compile this driver as a module, choose M here: the module
 	  will be called pps_core.ko.
 
+if PPS
+
 config PPS_DEBUG
 	bool "PPS debugging messages"
-	depends on PPS
 	help
 	  Say Y here if you want the PPS support to produce a bunch of debug
 	  messages to the system log.  Select this if you are having a
@@ -29,7 +30,7 @@
 
 config NTP_PPS
 	bool "PPS kernel consumer support"
-	depends on PPS && !NO_HZ_COMMON
+	depends on !NO_HZ_COMMON
 	help
 	  This option adds support for direct in-kernel time
 	  synchronization using an external PPS signal.
@@ -39,3 +40,5 @@
 source drivers/pps/clients/Kconfig
 
 source drivers/pps/generators/Kconfig
+
+endif # PPS