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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* mac80211 drop reason list
*
* Copyright (C) 2023-2024, 2026 Intel Corporation
*/
#ifndef MAC80211_DROP_H
#define MAC80211_DROP_H
#include <net/dropreason.h>
typedef unsigned int __bitwise ieee80211_rx_result;
#define MAC80211_DROP_REASONS_UNUSABLE(R) \
/* 0x00 == ___RX_DROP_UNUSABLE */ \
R(RX_DROP_U_MIC_FAIL) \
R(RX_DROP_U_REPLAY) \
R(RX_DROP_U_BAD_MMIE) \
R(RX_DROP_U_DUP) \
R(RX_DROP_U_SPURIOUS) \
R(RX_DROP_U_DECRYPT_FAIL) \
R(RX_DROP_U_NO_KEY_ID) \
R(RX_DROP_U_BAD_CIPHER) \
R(RX_DROP_U_OOM) \
R(RX_DROP_U_NONSEQ_PN) \
R(RX_DROP_U_BAD_KEY_COLOR) \
R(RX_DROP_U_BAD_4ADDR) \
R(RX_DROP_U_BAD_AMSDU) \
R(RX_DROP_U_BAD_AMSDU_CIPHER) \
R(RX_DROP_U_INVALID_8023) \
/* 0x10 */ \
R(RX_DROP_U_RUNT_ACTION) \
R(RX_DROP_U_UNPROT_ACTION) \
R(RX_DROP_U_UNPROT_DUAL) \
R(RX_DROP_U_UNPROT_UCAST_MGMT) \
R(RX_DROP_U_UNPROT_MCAST_MGMT) \
R(RX_DROP_U_UNPROT_BEACON) \
R(RX_DROP_U_UNPROT_UNICAST_PUB_ACTION) \
R(RX_DROP_U_UNPROT_ROBUST_ACTION) \
R(RX_DROP_U_ACTION_UNKNOWN_SRC) \
R(RX_DROP_U_REJECTED_ACTION_RESPONSE) \
R(RX_DROP_U_EXPECT_DEFRAG_PROT) \
R(RX_DROP_U_WEP_DEC_FAIL) \
R(RX_DROP_U_NO_IV) \
R(RX_DROP_U_NO_ICV) \
R(RX_DROP_U_AP_RX_GROUPCAST) \
R(RX_DROP_U_SHORT_MMIC) \
/* 0x20 */ \
R(RX_DROP_U_MMIC_FAIL) \
R(RX_DROP_U_SHORT_TKIP) \
R(RX_DROP_U_TKIP_FAIL) \
R(RX_DROP_U_SHORT_CCMP) \
R(RX_DROP_U_SHORT_CCMP_MIC) \
R(RX_DROP_U_SHORT_GCMP) \
R(RX_DROP_U_SHORT_GCMP_MIC) \
R(RX_DROP_U_SHORT_CMAC) \
R(RX_DROP_U_SHORT_CMAC256) \
R(RX_DROP_U_SHORT_GMAC) \
R(RX_DROP_U_UNEXPECTED_VLAN_4ADDR) \
R(RX_DROP_U_UNEXPECTED_STA_4ADDR) \
R(RX_DROP_U_UNEXPECTED_VLAN_MCAST) \
R(RX_DROP_U_NOT_PORT_CONTROL) \
R(RX_DROP_U_UNEXPECTED_4ADDR_FRAME) \
R(RX_DROP_U_BAD_BCN_KEYIDX) \
/* 0x30 */ \
R(RX_DROP_U_BAD_MGMT_KEYIDX) \
R(RX_DROP_U_UNKNOWN_ACTION_REJECTED) \
R(RX_DROP_U_MESH_DS_BITS) \
R(RX_DROP_U_MESH_A3_MISMATCH) \
R(RX_DROP_U_MESH_NO_A4) \
R(RX_DROP_U_MESH_A4_MISMATCH) \
R(RX_DROP_U_MESH_UNEXP_DATA) \
R(RX_DROP_U_MESH_WRONG_ACTION) \
R(RX_DROP_U_MESH_UNEXP_MGMT) \
R(RX_DROP_U_SPURIOUS_NOTIF) \
R(RX_DROP_U_RUNT_DATA) \
R(RX_DROP_U_KEY_TAINTED) \
R(RX_DROP_U_UNPROTECTED) \
R(RX_DROP_U_MCAST_FRAGMENT) \
R(RX_DROP_U_DEFRAG_MISMATCH) \
R(RX_DROP_U_RUNT_MESH_DATA) \
/* 0x40 */ \
R(RX_DROP_U_MESH_NO_TTL) \
R(RX_DROP_U_MESH_RMC) \
R(RX_DROP_U_MESH_BAD_AE) \
R(RX_DROP_U_MESH_TTL_EXPIRED) \
R(RX_DROP_U_MESH_NOT_FORWARDING) \
R(RX_DROP_U_AMSDU_WITHOUT_DATA) \
R(RX_DROP_U_NULL_DATA) \
R(RX_DROP_U_UNEXPECTED_4ADDR) \
R(RX_DROP_U_PORT_CONTROL) \
R(RX_DROP_U_UNKNOWN_STA) \
R(RX_DROP_U_RUNT_BAR) \
R(RX_DROP_U_BAR_OUTSIDE_SESSION) \
R(RX_DROP_U_CTRL_FRAME) \
R(RX_DROP_U_RUNT_MGMT) \
R(RX_DROP_U_EXPECTED_MGMT) \
R(RX_DROP_U_NONBCAST_BEACON) \
/* 0x50 */ \
R(RX_DROP_U_MALFORMED_ACTION) \
R(RX_DROP_U_UNKNOWN_MCAST_ACTION) \
R(RX_DROP_U_UNEXPECTED_EXT_FRAME) \
R(RX_DROP_U_UNHANDLED_MGMT) \
R(RX_DROP_U_MCAST_DEAUTH) \
R(RX_DROP_U_UNHANDLED_DEAUTH) \
R(RX_DROP_U_MCAST_DISASSOC) \
R(RX_DROP_U_UNHANDLED_DISASSOC) \
R(RX_DROP_U_UNHANDLED_PREQ) \
R(RX_DROP_U_UNHANDLED_MGMT_STYPE) \
R(RX_DROP_U_NO_LINK) \
/* this line for the trailing \ - add before this */
/* having two enums allows for checking ieee80211_rx_result use with sparse */
enum ___mac80211_drop_reason {
/* if we get to the end of handlers with RX_CONTINUE this will be the reason */
___RX_CONTINUE = SKB_CONSUMED,
/* this never gets used as an argument to kfree_skb_reason() */
___RX_QUEUED = SKB_NOT_DROPPED_YET,
#define ENUM(x) ___ ## x,
___RX_DROP_UNUSABLE = SKB_DROP_REASON_SUBSYS_MAC80211_UNUSABLE <<
SKB_DROP_REASON_SUBSYS_SHIFT,
MAC80211_DROP_REASONS_UNUSABLE(ENUM)
#undef ENUM
};
enum mac80211_drop_reason {
RX_CONTINUE = (__force ieee80211_rx_result)___RX_CONTINUE,
RX_QUEUED = (__force ieee80211_rx_result)___RX_QUEUED,
#define DEF(x) x = (__force ieee80211_rx_result)___ ## x,
MAC80211_DROP_REASONS_UNUSABLE(DEF)
#undef DEF
};
#define RX_RES_IS_UNUSABLE(result) \
(((__force u32)(result) & SKB_DROP_REASON_SUBSYS_MASK) == ___RX_DROP_UNUSABLE)
#endif /* MAC80211_DROP_H */
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