[PATCH 30/41] staging: r8188eu: remove some structure definitions from include/ieee80211.h

From: Ivan Safonov
Date: Wed Aug 24 2016 - 04:27:27 EST


ieee_ibss_seq, rtw_ieee80211_hdr_qos, eapol, ieee80211_rx_stats,
ieee80211_frag_entry, ieee80211_stats, ieee80211_softmac_stats,
ieee80211_security, ieee80211_header_data, ieee80211_info_element_hdr,
ieee80211_info_element, ieee80211_authentication, ieee80211_probe_response,
ieee80211_probe_request, ieee80211_assoc_request_frame,
ieee80211_assoc_response_frame structures are not used.

Signed-off-by: Ivan Safonov <insafonov@xxxxxxxxx>
---
drivers/staging/rtl8188eu/include/ieee80211.h | 196 --------------------------
1 file changed, 196 deletions(-)

diff --git a/drivers/staging/rtl8188eu/include/ieee80211.h b/drivers/staging/rtl8188eu/include/ieee80211.h
index b57f5d7..37a6f9d 100644
--- a/drivers/staging/rtl8188eu/include/ieee80211.h
+++ b/drivers/staging/rtl8188eu/include/ieee80211.h
@@ -291,14 +291,6 @@ 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;
@@ -318,17 +310,6 @@ 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;
@@ -339,14 +320,6 @@ 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,
@@ -552,83 +525,12 @@ 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)
@@ -648,42 +550,6 @@ 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
-
- ,-------------------------------------------------------------------.
-Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
- |------|------|---------|---------|---------|------|---------|------|
-Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
- | | tion | (BSSID) | | | ence | data | |
- `-------------------------------------------------------------------'
-
-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 */
@@ -700,71 +566,9 @@ 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
- *
- u16 auth_algorithm;
- u16 auth_sequence;
- u16 beacon_interval;
- u16 capability;
- u8 current_ap[ETH_ALEN];
- u16 listen_interval;
- struct {
- u16 association_id:14, reserved:2;
- } __packed;
- u32 time_stamp[2];
- u16 reason;
- u16 status;
-*/
-
#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;
--
2.7.3