Docs: wording: functions -> algorithm

The code seems to provide a single function that implements the
CORDIC algorithm.
Signed-off-by: NMichael Witten <mfwitten@gmail.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

lib/Kconfig

@@ -270,7 +270,7 @@ config AVERAGE
 	  If unsure, say N.
 
 config CORDIC
-	tristate "CORDIC function"
+	tristate "CORDIC algorithm"
 	help
 	  The option provides arithmetic function using CORDIC algorithm
 	  so its calculations are in fixed point. Modules can select this

lib/cordic.c

@@ -96,6 +96,6 @@ struct cordic_iq cordic_calc_iq(s32 theta)
 }
 EXPORT_SYMBOL(cordic_calc_iq);
 
-MODULE_DESCRIPTION("CORDIC functions");
+MODULE_DESCRIPTION("CORDIC algorithm");
 MODULE_AUTHOR("Broadcom Corporation");
 MODULE_LICENSE("Dual BSD/GPL");