wlcore: use print_hex_dump_debug()

We were printing out all the hex dumps regardless of whether dynamic
debugging was enabled or not.  Now that print_hex_dump_debug() has
been implemented, we can use that instead.
Reported-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

drivers/net/wireless/ti/wlcore/debug.h

@@ -89,11 +89,10 @@ extern u32 wl12xx_debug_level;
 	} while (0)
 #endif
 
-/* TODO: use pr_debug_hex_dump when it becomes available */
 #define wl1271_dump(level, prefix, buf, len)				      \
 	do {								      \
 		if (level & wl12xx_debug_level)				      \
-			print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
+			print_hex_dump_debug(DRIVER_PREFIX prefix,	      \
 					DUMP_PREFIX_OFFSET, 16, 1,	      \
 					buf,				      \
 					min_t(size_t, len, DEBUG_DUMP_LIMIT), \
@@ -103,7 +102,7 @@ extern u32 wl12xx_debug_level;
 #define wl1271_dump_ascii(level, prefix, buf, len)			      \
 	do {								      \
 		if (level & wl12xx_debug_level)				      \
-			print_hex_dump(KERN_DEBUG, DRIVER_PREFIX prefix, \
+			print_hex_dump_debug(DRIVER_PREFIX prefix,	      \
 					DUMP_PREFIX_OFFSET, 16, 1,	      \
 					buf,				      \
 					min_t(size_t, len, DEBUG_DUMP_LIMIT), \