net: ethtool: eee: Remove legacy _u32 from keee

All MAC drivers have been converted to use the link mode members of
keee. So remove the _u32 values, and the code in the ethtool core to
convert the legacy _u32 values to link modes.

Reviewed-by: Simon Horman <[e-mail]>
Signed-off-by: Andrew Lunn <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

include/linux/ethtool.h

···
 	__ETHTOOL_DECLARE_LINK_MODE_MASK(supported);
 	__ETHTOOL_DECLARE_LINK_MODE_MASK(advertised);
 	__ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertised);
-	u32	supported_u32;
-	u32	advertised_u32;
-	u32	lp_advertised_u32;
 	u32	tx_lpi_timer;
 	bool	tx_lpi_enabled;
 	bool	eee_active;

net/ethtool/eee.c

···
 #include "common.h"
 #include "bitset.h"
 
-#define EEE_MODES_COUNT \
-	(sizeof_field(struct ethtool_keee, supported_u32) * BITS_PER_BYTE)
-
 struct eee_req_info {
 	struct ethnl_req_info		base;
 };
···
 	ret = dev->ethtool_ops->get_eee(dev, eee);
 	ethnl_ops_complete(dev);
 
-	if (!ret && !ethtool_eee_use_linkmodes(eee)) {
-		ethtool_convert_legacy_u32_to_link_mode(eee->supported,
-							eee->supported_u32);
-		ethtool_convert_legacy_u32_to_link_mode(eee->advertised,
-							eee->advertised_u32);
-		ethtool_convert_legacy_u32_to_link_mode(eee->lp_advertised,
-							eee->lp_advertised_u32);
-	}
-
 	return ret;
 }
 
···
 	const struct ethtool_keee *eee = &data->eee;
 	int len = 0;
 	int ret;
-
-	BUILD_BUG_ON(sizeof(eee->advertised_u32) * BITS_PER_BYTE !=
-		     EEE_MODES_COUNT);
-	BUILD_BUG_ON(sizeof(eee->lp_advertised_u32) * BITS_PER_BYTE !=
-		     EEE_MODES_COUNT);
 
 	/* MODES_OURS */
 	ret = ethnl_bitset_size(eee->advertised, eee->supported,
···
 	if (ret < 0)
 		return ret;
 
-	if (ethtool_eee_use_linkmodes(&eee)) {
-		ret = ethnl_update_bitset(eee.advertised,
-					  __ETHTOOL_LINK_MODE_MASK_NBITS,
-					  tb[ETHTOOL_A_EEE_MODES_OURS],
-					  link_mode_names, info->extack, &mod);
-	} else {
-		ret = ethnl_update_bitset32(&eee.advertised_u32, EEE_MODES_COUNT,
-					    tb[ETHTOOL_A_EEE_MODES_OURS],
-					    link_mode_names, info->extack, &mod);
-	}
+	ret = ethnl_update_bitset(eee.advertised,
+				  __ETHTOOL_LINK_MODE_MASK_NBITS,
+				  tb[ETHTOOL_A_EEE_MODES_OURS],
+				  link_mode_names, info->extack, &mod);
 	if (ret < 0)
 		return ret;
 	ethnl_update_bool(&eee.eee_enabled, tb[ETHTOOL_A_EEE_ENABLED], &mod);

net/ethtool/ioctl.c

···
 {
 	memset(keee, 0, sizeof(*keee));
 
-	keee->supported_u32 = eee->supported;
-	keee->advertised_u32 = eee->advertised;
-	keee->lp_advertised_u32 = eee->lp_advertised;
 	keee->eee_active = eee->eee_active;
 	keee->eee_enabled = eee->eee_enabled;
 	keee->tx_lpi_enabled = eee->tx_lpi_enabled;
···
 static void keee_to_eee(struct ethtool_eee *eee,
 			const struct ethtool_keee *keee)
 {
+	bool overflow;
+
 	memset(eee, 0, sizeof(*eee));
 
 	eee->eee_active = keee->eee_active;
···
 	eee->tx_lpi_enabled = keee->tx_lpi_enabled;
 	eee->tx_lpi_timer = keee->tx_lpi_timer;
 
-	if (ethtool_eee_use_linkmodes(keee)) {
-		bool overflow;
-
-		overflow = !ethtool_convert_link_mode_to_legacy_u32(&eee->supported,
-								    keee->supported);
-		ethtool_convert_link_mode_to_legacy_u32(&eee->advertised,
-							keee->advertised);
-		ethtool_convert_link_mode_to_legacy_u32(&eee->lp_advertised,
-							keee->lp_advertised);
-		if (overflow)
-			pr_warn("Ethtool ioctl interface doesn't support passing EEE linkmodes beyond bit 32\n");
-	} else {
-		eee->supported = keee->supported_u32;
-		eee->advertised = keee->advertised_u32;
-		eee->lp_advertised = keee->lp_advertised_u32;
-	}
+	overflow = !ethtool_convert_link_mode_to_legacy_u32(&eee->supported,
+							    keee->supported);
+	ethtool_convert_link_mode_to_legacy_u32(&eee->advertised,
+						keee->advertised);
+	ethtool_convert_link_mode_to_legacy_u32(&eee->lp_advertised,
+						keee->lp_advertised);
+	if (overflow)
+		pr_warn("Ethtool ioctl interface doesn't support passing EEE linkmodes beyond bit 32\n");
 }
 
 static int ethtool_get_eee(struct net_device *dev, char __user *useraddr)