net: phy: realtek: use the BIT and GENMASK macros

This makes it easier to compare the #defines with the datasheets.
No functional changes.
Signed-off-by: NMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/phy/realtek.c

@@ -13,21 +13,22 @@
  * option) any later version.
  *
  */
+#include <linux/bitops.h>
 #include <linux/phy.h>
 #include <linux/module.h>
 
 #define RTL821x_PHYSR		0x11
-#define RTL821x_PHYSR_DUPLEX	0x2000
-#define RTL821x_PHYSR_SPEED	0xc000
+#define RTL821x_PHYSR_DUPLEX	BIT(13)
+#define RTL821x_PHYSR_SPEED	GENMASK(15, 14)
 #define RTL821x_INER		0x12
 #define RTL821x_INER_INIT	0x6400
 #define RTL821x_INSR		0x13
 #define RTL821x_PAGE_SELECT	0x1f
-#define RTL8211E_INER_LINK_STATUS 0x400
+#define RTL8211E_INER_LINK_STATUS	BIT(10)
 
-#define RTL8211F_INER_LINK_STATUS 0x0010
+#define RTL8211F_INER_LINK_STATUS	BIT(4)
 #define RTL8211F_INSR		0x1d
-#define RTL8211F_TX_DELAY	0x100
+#define RTL8211F_TX_DELAY	BIT(8)
 
 #define RTL8201F_ISR		0x1e
 #define RTL8201F_IER		0x13