net.h: Include linux/if_ether.h to avoid duplication

There are plenty of existing drivers that have macros like ETH_ALEN
defined in their own source files. Now that we imported the kernel's
if_ether.h to U-Boot we can reduce some duplication.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>

board/Synology/ds414/cmd_syno.c

@@ -14,7 +14,6 @@
 #include <asm/io.h>
 #include "../drivers/ddr/marvell/axp/ddr3_init.h"
 
-#define ETH_ALEN		6
 #define ETHADDR_MAX		4
 #define SYNO_SN_TAG		"SN="
 #define SYNO_CHKSUM_TAG		"CHK="

drivers/net/dc2114x.c

@@ -123,7 +123,6 @@
 #define TOUT_LOOP   1000000
 
 #define SETUP_FRAME_LEN 192
-#define ETH_ALEN	6
 
 struct de4x5_desc {
 	volatile s32 status;

drivers/net/eepro100.c

@@ -193,8 +193,6 @@ struct descriptor {			/* A generic descriptor. */
 
 #define TOUT_LOOP		1000000
 
-#define ETH_ALEN		6
-
 static struct RxFD rx_ring[NUM_RX_DESC];	/* RX descriptor ring	      */
 static struct TxFD tx_ring[NUM_TX_DESC];	/* TX descriptor ring	      */
 static int rx_next;			/* RX descriptor ring pointer */

drivers/net/mvpp2.c

@@ -35,8 +35,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define ETH_ALEN	6		/* Octets in one ethernet addr	*/
-
 #define __verify_pcpu_ptr(ptr)						\
 do {									\
 	const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;	\
@@ -58,7 +56,6 @@ do {									\
 #define NET_SKB_PAD	max(32, MVPP2_CPU_D_CACHE_LINE_SIZE)
 
 #define CONFIG_NR_CPUS		1
-#define ETH_HLEN		ETHER_HDR_SIZE	/* Total octets in header */
 
 /* 2(HW hdr) 14(MAC hdr) 4(CRC) 32(extra for cache prefetch) */
 #define WRAP			(2 + ETH_HLEN + 4 + 32)

drivers/net/natsemi.c

@@ -61,7 +61,6 @@
 #define EEPROM_SIZE 0xb /*12 16-bit chunks, or 24 bytes*/
 
 #define DSIZE		0x00000FFF
-#define ETH_ALEN	6
 #define CRC_SIZE	4
 #define TOUT_LOOP	500000
 #define TX_BUF_SIZE	1536

drivers/net/ns8382x.c

@@ -59,7 +59,6 @@
 
 /* defines */
 #define DSIZE     0x00000FFF
-#define ETH_ALEN		6
 #define CRC_SIZE  4
 #define TOUT_LOOP   500000
 #define TX_BUF_SIZE    1536

drivers/net/rtl8139.c

@@ -80,10 +80,6 @@
 
 #define RTL_TIMEOUT	100000
 
-#define ETH_FRAME_LEN		1514
-#define ETH_ALEN		6
-#define ETH_ZLEN		60
-
 /* PCI Tuning Parameters
    Threshold is bytes transferred to chip before transmission starts. */
 #define TX_FIFO_THRESH 256	/* In bytes, rounded down to 32 byte units. */

drivers/net/rtl8169.c

@@ -102,10 +102,6 @@ static int media[MAX_UNITS] = { -1, -1, -1, -1, -1, -1, -1, -1 };
 #define RTL_R16(reg)		readw(ioaddr + (reg))
 #define RTL_R32(reg)		readl(ioaddr + (reg))
 
-#define ETH_FRAME_LEN	MAX_ETH_FRAME_SIZE
-#define ETH_ALEN	MAC_ADDR_LEN
-#define ETH_ZLEN	60
-
 #define bus_to_phys(a)	pci_mem_to_phys((pci_dev_t)(unsigned long)dev->priv, \
 	(pci_addr_t)(unsigned long)a)
 #define phys_to_bus(a)	pci_phys_to_mem((pci_dev_t)(unsigned long)dev->priv, \

drivers/usb/eth/lan7x.h

@@ -94,7 +94,7 @@
 #define LAN7X_MAC_RX_MAX_SIZE(mtu) \
 	((mtu) << 16)			/* Max frame size */
 #define LAN7X_MAC_RX_MAX_SIZE_DEFAULT \
-	LAN7X_MAC_RX_MAX_SIZE(ETH_FRAME_LEN + 4 /* VLAN */ + 4 /* CRC */)
+	LAN7X_MAC_RX_MAX_SIZE(PKTSIZE_ALIGN + 4 /* VLAN */ + 4 /* CRC */)
 
 /* Timeouts */
 #define USB_CTRL_SET_TIMEOUT_MS		5000

drivers/usb/gadget/ether.c

@@ -71,11 +71,6 @@ unsigned packet_received, packet_sent;
  * RNDIS specs are ambiguous and appear to be incomplete, and are also
  * needlessly complex.  They borrow more from CDC ACM than CDC ECM.
  */
-#define ETH_ALEN	6		/* Octets in one ethernet addr	 */
-#define ETH_HLEN	14		/* Total octets in header.	 */
-#define ETH_ZLEN	60		/* Min. octets in frame sans FCS */
-#define ETH_DATA_LEN	1500		/* Max. octets in payload	 */
-#define ETH_FRAME_LEN	PKTSIZE_ALIGN	/* Max. octets in frame sans FCS */
 
 #define DRIVER_DESC		"Ethernet Gadget"
 /* Based on linux 2.6.27 version */
@@ -529,7 +524,7 @@ static const struct usb_cdc_ether_desc ether_desc = {
 	/* this descriptor actually adds value, surprise! */
 	.iMACAddress =		STRING_ETHADDR,
 	.bmEthernetStatistics = __constant_cpu_to_le32(0), /* no statistics */
-	.wMaxSegmentSize =	__constant_cpu_to_le16(ETH_FRAME_LEN),
+	.wMaxSegmentSize =	__constant_cpu_to_le16(PKTSIZE_ALIGN),
 	.wNumberMCFilters =	__constant_cpu_to_le16(0),
 	.bNumberPowerFilters =	0,
 };
@@ -1575,7 +1570,7 @@ static void rx_complete(struct usb_ep *ep, struct usb_request *req)
 			req->length -= length;
 			req->actual -= length;
 		}
-		if (req->actual < ETH_HLEN || ETH_FRAME_LEN < req->actual) {
+		if (req->actual < ETH_HLEN || PKTSIZE_ALIGN < req->actual) {
 length_err:
 			dev->stats.rx_errors++;
 			dev->stats.rx_length_errors++;

drivers/usb/gadget/rndis.c

@@ -35,12 +35,6 @@
 
 #include "rndis.h"
 
-#define ETH_ALEN	6		/* Octets in one ethernet addr	 */
-#define ETH_HLEN	14		/* Total octets in header.	 */
-#define ETH_ZLEN	60		/* Min. octets in frame sans FCS */
-#define ETH_DATA_LEN	1500		/* Max. octets in payload	 */
-#define ETH_FRAME_LEN	PKTSIZE_ALIGN	/* Max. octets in frame sans FCS */
-
 /*
  * The driver for your USB chip needs to support ep0 OUT to work with
  * RNDIS, plus all three CDC Ethernet endpoints (interrupt not optional).

include/net.h

@@ -14,6 +14,7 @@
 
 #include <asm/cache.h>
 #include <asm/byteorder.h>	/* for nton* / ntoh* stuff */
+#include <linux/if_ether.h>
 
 #define DEBUG_LL_STATE 0	/* Link local state machine changes */
 #define DEBUG_DEV_PKT 0		/* Packets or info directed to the device */

include/usb_ether.h

@@ -8,16 +8,6 @@
 
 #include <net.h>
 
-/*
- *	IEEE 802.3 Ethernet magic constants.  The frame sizes omit the preamble
- *	and FCS/CRC (frame check sequence).
- */
-#define ETH_ALEN	6		/* Octets in one ethernet addr	 */
-#define ETH_HLEN	14		/* Total octets in header.	 */
-#define ETH_ZLEN	60		/* Min. octets in frame sans FCS */
-#define ETH_DATA_LEN	1500		/* Max. octets in payload	 */
-#define ETH_FRAME_LEN	PKTSIZE_ALIGN	/* Max. octets in frame sans FCS */
-
 /* TODO(sjg@chromium.org): Remove @pusb_dev when all boards use CONFIG_DM_ETH */
 struct ueth_data {
 	/* eth info */