[PATCH 1/2] staging: r8188eu: remove unused structs from ieee80211.h

From: Michael Straube
Date: Thu Feb 10 2022 - 05:05:36 EST


There are lots of unused strutures in the ieee80211.h header.
Remove them.

Signed-off-by: Michael Straube <straube.linux@xxxxxxxxx>
---
drivers/staging/r8188eu/include/ieee80211.h | 200 --------------------
1 file changed, 200 deletions(-)

diff --git a/drivers/staging/r8188eu/include/ieee80211.h b/drivers/staging/r8188eu/include/ieee80211.h
index 3a23d5299314..f3b20215ca94 100644
--- a/drivers/staging/r8188eu/include/ieee80211.h
+++ b/drivers/staging/r8188eu/include/ieee80211.h
@@ -182,28 +182,6 @@ struct ieee_param {
} u;
};

-struct ieee_param_ex {
- u32 cmd;
- u8 sta_addr[ETH_ALEN];
- u8 data[0];
-};
-
-struct sta_data {
- u16 aid;
- u16 capability;
- int flags;
- u32 sta_set;
- u8 tx_supp_rates[16];
- u32 tx_supp_rates_len;
- struct ieee80211_ht_cap ht_cap;
- u64 rx_pkts;
- u64 rx_bytes;
- u64 rx_drops;
- u64 tx_pkts;
- u64 tx_bytes;
- u64 tx_drops;
-};
-
#define IEEE80211_DATA_LEN 2304
/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
6.2.1.1.2.
@@ -219,14 +197,6 @@ struct sta_data {
/* this is stolen from ipw2200 driver */
#define IEEE_IBSS_MAC_HASH_SIZE 31

-struct ieee_ibss_seq {
- u8 mac[ETH_ALEN];
- u16 seq_num;
- u16 frag_num;
- unsigned long packet_time;
- struct list_head list;
-};
-
struct rtw_ieee80211_hdr {
__le16 frame_ctl;
__le16 duration_id;
@@ -246,17 +216,6 @@ struct rtw_ieee80211_hdr_3addr {
u16 seq_ctl;
} __packed;

-struct rtw_ieee80211_hdr_qos {
- __le16 frame_ctl;
- __le16 duration_id;
- u8 addr1[ETH_ALEN];
- u8 addr2[ETH_ALEN];
- u8 addr3[ETH_ALEN];
- u16 seq_ctl;
- u8 addr4[ETH_ALEN];
- u16 qc;
-} __packed;
-
struct rtw_ieee80211_hdr_3addr_qos {
__le16 frame_ctl;
__le16 duration_id;
@@ -267,14 +226,6 @@ struct rtw_ieee80211_hdr_3addr_qos {
u16 qc;
} __packed;

-struct eapol {
- u8 snap[6];
- u16 ethertype;
- u8 version;
- u8 type;
- u16 length;
-} __packed;
-
enum eap_type {
EAP_PACKET = 0,
EAPOL_START,
@@ -557,83 +508,12 @@ struct ieee80211_snap_hdr {
#define IEEE80211_NUM_CCK_RATES 4
#define IEEE80211_OFDM_SHIFT_MASK_A 4

-/* NOTE: This data is for statistical purposes; not all hardware provides this
- * information for frames received. Not setting these will not cause
- * any adverse affects. */
-struct ieee80211_rx_stats {
- /* u32 mac_time[2]; */
- s8 rssi;
- u8 signal;
- u8 noise;
- u8 received_channel;
- u16 rate; /* in 100 kbps */
- /* u8 control; */
- u8 mask;
- u8 freq;
- u16 len;
-};
-
/* IEEE 802.11 requires that STA supports concurrent reception of at least
* three fragmented frames. This define can be increased to support more
* concurrent frames, but it should be noted that each entry can consume about
* 2 kB of RAM and increasing cache size will slow down frame reassembly. */
#define IEEE80211_FRAG_CACHE_LEN 4

-struct ieee80211_frag_entry {
- u32 first_frag_time;
- uint seq;
- uint last_frag;
- uint qos; /* jackson */
- uint tid; /* jackson */
- struct sk_buff *skb;
- u8 src_addr[ETH_ALEN];
- u8 dst_addr[ETH_ALEN];
-};
-
-struct ieee80211_stats {
- uint tx_unicast_frames;
- uint tx_multicast_frames;
- uint tx_fragments;
- uint tx_unicast_octets;
- uint tx_multicast_octets;
- uint tx_deferred_transmissions;
- uint tx_single_retry_frames;
- uint tx_multiple_retry_frames;
- uint tx_retry_limit_exceeded;
- uint tx_discards;
- uint rx_unicast_frames;
- uint rx_multicast_frames;
- uint rx_fragments;
- uint rx_unicast_octets;
- uint rx_multicast_octets;
- uint rx_fcs_errors;
- uint rx_discards_no_buffer;
- uint tx_discards_wrong_sa;
- uint rx_discards_undecryptable;
- uint rx_message_in_msg_fragments;
- uint rx_message_in_bad_msg_fragments;
-};
-
-struct ieee80211_softmac_stats {
- uint rx_ass_ok;
- uint rx_ass_err;
- uint rx_probe_rq;
- uint tx_probe_rs;
- uint tx_beacons;
- uint rx_auth_rq;
- uint rx_auth_rs_ok;
- uint rx_auth_rs_err;
- uint tx_auth_rq;
- uint no_auth_rs;
- uint no_ass_rs;
- uint tx_ass_rq;
- uint rx_ass_rq;
- uint tx_probe_rq;
- uint reassoc;
- uint swtxstop;
- uint swtxawake;
-};
-
#define SEC_KEY_1 (1<<0)
#define SEC_KEY_2 (1<<1)
#define SEC_KEY_3 (1<<2)
@@ -653,18 +533,6 @@ struct ieee80211_softmac_stats {
#define WEP_KEYS 4
#define WEP_KEY_LEN 13

-struct ieee80211_security {
- u16 active_key:2,
- enabled:1,
- auth_mode:2,
- auth_algo:4,
- unicast_uses_group:1;
- u8 key_sizes[WEP_KEYS];
- u8 keys[WEP_KEYS][WEP_KEY_LEN];
- u8 level;
- u16 flags;
-} __packed;
-
/*

802.11 data frame from AP
@@ -680,15 +548,6 @@ Total: 28-2340 bytes

*/

-struct ieee80211_header_data {
- u16 frame_ctl;
- u16 duration_id;
- u8 addr1[6];
- u8 addr2[6];
- u8 addr3[6];
- u16 seq_ctrl;
-};
-
#define BEACON_PROBE_SSID_ID_POSITION 12

/* Management Frame Information Element Types */
@@ -705,17 +564,6 @@ struct ieee80211_header_data {
#define MFIE_TYPE_RATES_EX 50
#define MFIE_TYPE_GENERIC 221

-struct ieee80211_info_element_hdr {
- u8 id;
- u8 len;
-} __packed;
-
-struct ieee80211_info_element {
- u8 id;
- u8 len;
- u8 data[0];
-} __packed;
-
/*
* These are the data types that can make up management packets
*
@@ -736,49 +584,6 @@ struct ieee80211_info_element {
#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
#define IEEE80211_DEFAULT_BASIC_RATE 10

-struct ieee80211_authentication {
- struct ieee80211_header_data header;
- u16 algorithm;
- u16 transaction;
- u16 status;
- /* struct ieee80211_info_element_hdr info_element; */
-} __packed;
-
-struct ieee80211_probe_response {
- struct ieee80211_header_data header;
- u32 time_stamp[2];
- u16 beacon_interval;
- u16 capability;
- struct ieee80211_info_element info_element;
-} __packed;
-
-struct ieee80211_probe_request {
- struct ieee80211_header_data header;
-} __packed;
-
-struct ieee80211_assoc_request_frame {
- struct rtw_ieee80211_hdr_3addr header;
- u16 capability;
- u16 listen_interval;
- struct ieee80211_info_element_hdr info_element;
-} __packed;
-
-struct ieee80211_assoc_response_frame {
- struct rtw_ieee80211_hdr_3addr header;
- u16 capability;
- u16 status;
- u16 aid;
-} __packed;
-
-struct ieee80211_txb {
- u8 nr_frags;
- u8 encrypted;
- u16 reserved;
- u16 frag_size;
- u16 payload_size;
- struct sk_buff *fragments[0];
-};
-
/* SWEEP TABLE ENTRIES NUMBER*/
#define MAX_SWEEP_TAB_ENTRIES 42
#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
@@ -876,11 +681,6 @@ static inline int is_broadcast_mac_addr(const u8 *addr)
#define CFG_IEEE80211_RESERVE_FCS (1<<0)
#define CFG_IEEE80211_COMPUTE_FCS (1<<1)

-struct tx_pending {
- int frag;
- struct ieee80211_txb *txb;
-};
-
#define MAXTID 16

#define IEEE_A (1<<0)
--
2.35.1