rtlwifi: rtl8192ce: Refactor rtl8192ce/dm

To reuse as much code as possible when adding additional drivers to the
rtlwifi tree, the common parts of various routines are moved to
drivers/net/wireless/rtlwifi. This patch does that for the version of
dm.{h,c} used by rtl8192ce.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index ef44b75..ae55efa 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -896,7 +896,7 @@
 };
 
 struct rtl_dm {
-	/*PHY status for DM */
+	/*PHY status for DM (dynamic management) */
 	long entry_min_undecoratedsmoothed_pwdb;
 	long undecorated_smoothed_pwdb;	/*out dm */
 	long entry_max_undecoratedsmoothed_pwdb;