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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2025, Altera Corporation
* stmmac VLAN(802.1Q) handling
*/
#ifndef __STMMAC_VLAN_H__
#define __STMMAC_VLAN_H__
#include <linux/bitfield.h>
#include "dwxgmac2.h"
#define VLAN_TAG 0x00000050
#define VLAN_TAG_DATA 0x00000054
#define VLAN_HASH_TABLE 0x00000058
#define VLAN_INCL 0x00000060
/* MAC VLAN */
#define VLAN_EDVLP BIT(26)
#define VLAN_VTHM BIT(25)
#define VLAN_DOVLTC BIT(20)
#define VLAN_ESVL BIT(18)
#define VLAN_ETV BIT(16)
#define VLAN_VID GENMASK(15, 0)
#define VLAN_VLTI BIT(20)
#define VLAN_CSVL BIT(19)
#define VLAN_VLC GENMASK(17, 16)
#define VLAN_VLC_SHIFT 16
#define VLAN_VLHT GENMASK(15, 0)
/* MAC VLAN Tag */
#define VLAN_TAG_VID GENMASK(15, 0)
#define VLAN_TAG_ETV BIT(16)
/* MAC VLAN Tag Control */
#define VLAN_TAG_CTRL_OB BIT(0)
#define VLAN_TAG_CTRL_CT BIT(1)
#define VLAN_TAG_CTRL_OFS_MASK GENMASK(6, 2)
#define VLAN_TAG_CTRL_OFS_SHIFT 2
#define VLAN_TAG_CTRL_EVLS_MASK GENMASK(22, 21)
#define VLAN_TAG_CTRL_EVLS_SHIFT 21
#define VLAN_TAG_CTRL_EVLRXS BIT(24)
#define VLAN_TAG_STRIP_NONE FIELD_PREP(VLAN_TAG_CTRL_EVLS_MASK, 0x0)
#define VLAN_TAG_STRIP_PASS FIELD_PREP(VLAN_TAG_CTRL_EVLS_MASK, 0x1)
#define VLAN_TAG_STRIP_FAIL FIELD_PREP(VLAN_TAG_CTRL_EVLS_MASK, 0x2)
#define VLAN_TAG_STRIP_ALL FIELD_PREP(VLAN_TAG_CTRL_EVLS_MASK, 0x3)
/* MAC VLAN Tag Data/Filter */
#define VLAN_TAG_DATA_VID GENMASK(15, 0)
#define VLAN_TAG_DATA_VEN BIT(16)
#define VLAN_TAG_DATA_ETV BIT(17)
/* MAC VLAN HW FEAT */
#define HW_FEATURE3 0x00000128
#define VLAN_HW_FEAT_NRVF GENMASK(2, 0)
extern const struct stmmac_vlan_ops dwmac_vlan_ops;
extern const struct stmmac_vlan_ops dwxgmac210_vlan_ops;
extern const struct stmmac_vlan_ops dwxlgmac2_vlan_ops;
u32 stmmac_get_num_vlan(void __iomem *ioaddr);
#endif /* __STMMAC_VLAN_H__ */
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