| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Phillip Potter | 1009 | 94.30% | 1 | 14.29% |
| Michael Straube | 56 | 5.23% | 3 | 42.86% |
| Larry Finger | 2 | 0.19% | 1 | 14.29% |
| Greg Kroah-Hartman | 2 | 0.19% | 1 | 14.29% |
| Martin Kaiser | 1 | 0.09% | 1 | 14.29% |
| Total | 1070 | 7 |
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* Copyright(c) 2007 - 2012 Realtek Corporation. */ #ifndef _RTW_RECV_H_ #define _RTW_RECV_H_ #include "osdep_service.h" #include "drv_types.h" #define NR_RECVFRAME 256 #define RXFRAME_ALIGN 8 #define RXFRAME_ALIGN_SZ (1<<RXFRAME_ALIGN) #define MAX_RXFRAME_CNT 512 #define MAX_RX_NUMBLKS (32) #define RECVFRAME_HDR_ALIGN 128 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr) #define MAX_SUBFRAME_COUNT 64 #define LLC_HEADER_SIZE 6 /* for Rx reordering buffer control */ struct recv_reorder_ctrl { struct adapter *padapter; u8 enable; u16 indicate_seq;/* wstart_b, init_value=0xffff */ u16 wend_b; u8 wsize_b; struct __queue pending_recvframe_queue; struct timer_list reordering_ctrl_timer; }; struct stainfo_rxcache { u16 tid_rxseq[16]; /* unsigned short tid0_rxseq; unsigned short tid1_rxseq; unsigned short tid2_rxseq; unsigned short tid3_rxseq; unsigned short tid4_rxseq; unsigned short tid5_rxseq; unsigned short tid6_rxseq; unsigned short tid7_rxseq; unsigned short tid8_rxseq; unsigned short tid9_rxseq; unsigned short tid10_rxseq; unsigned short tid11_rxseq; unsigned short tid12_rxseq; unsigned short tid13_rxseq; unsigned short tid14_rxseq; unsigned short tid15_rxseq; */ }; struct signal_stat { u8 update_req; /* used to indicate */ u8 avg_val; /* avg of valid elements */ u32 total_num; /* num of valid elements */ u32 total_val; /* sum of valid elements */ }; #define MAX_PATH_NUM_92CS 3 struct phy_info { u8 RxPWDBAll; u8 SignalQuality; /* in 0-100 index. */ u8 RxMIMOSignalStrength[MAX_PATH_NUM_92CS];/* in 0~100 index */ s8 RxPower; /* in dBm Translate from PWdB */ /* Real power in dBm for this packet, no beautification and aggregation. * Keep this raw info to be used for the other procedures. */ s8 recvpower; u8 SignalStrength; /* in 0-100 index. */ u8 RxPwr[MAX_PATH_NUM_92CS];/* per-path's pwdb */ }; struct rx_pkt_attrib { u16 pkt_len; u8 physt; u8 drvinfo_sz; u8 shift_sz; u8 hdrlen; /* the WLAN Header Len */ u8 amsdu; bool qos; u8 priority; u8 pw_save; u8 mdata; u16 seq_num; u8 frag_num; u8 mfrag; u8 order; u8 privacy; /* in frame_ctrl field */ u8 bdecrypted; u8 encrypt; /* when 0 indicate no encrypt. when non-zero, * indicate the encrypt algorith */ u8 iv_len; u8 icv_len; u8 crc_err; u8 icv_err; u16 eth_type; u8 dst[ETH_ALEN] __aligned(2); u8 src[ETH_ALEN] __aligned(2); u8 ta[ETH_ALEN] __aligned(2); u8 ra[ETH_ALEN] __aligned(2); u8 bssid[ETH_ALEN] __aligned(2); u8 ack_policy; u8 key_index; u8 mcs_rate; u8 rxht; u8 sgi; u8 pkt_rpt_type; u32 MacIDValidEntry[2]; /* 64 bits present 64 entry. */ struct phy_info phy_info; }; /* These definition is used for Rx packet reordering. */ #define SN_LESS(a, b) (((a - b) & 0x800) != 0) #define SN_EQUAL(a, b) (a == b) #define REORDER_WAIT_TIME (50) /* (ms) */ #define RECVBUFF_ALIGN_SZ 8 #define RXDESC_SIZE 24 #define RXDESC_OFFSET RXDESC_SIZE struct recv_stat { __le32 rxdw0; __le32 rxdw1; __le32 rxdw2; __le32 rxdw3; __le32 rxdw4; __le32 rxdw5; }; #define EOR BIT(30) /* accesser of recv_priv: rtw_recv_entry(dispatch / passive level); recv_thread(passive) ; returnpkt(dispatch) ; halt(passive) ; using enter_critical section to protect */ struct recv_priv { spinlock_t lock; struct __queue free_recv_queue; struct __queue recv_pending_queue; struct __queue uc_swdec_pending_queue; u8 *pallocated_frame_buf; u8 *precv_frame_buf; uint free_recvframe_cnt; struct adapter *adapter; u32 bIsAnyNonBEPkts; u64 rx_bytes; u64 rx_pkts; u64 rx_drop; u64 last_rx_bytes; uint rx_icv_err; uint rx_largepacket_crcerr; uint rx_smallpacket_crcerr; uint rx_middlepacket_crcerr; u8 rx_pending_cnt; struct tasklet_struct recv_tasklet; struct sk_buff_head free_recv_skb_queue; struct sk_buff_head rx_skb_queue; u8 *pallocated_recv_buf; u8 *precv_buf; /* 4 alignment */ struct __queue free_recv_buf_queue; u32 free_recv_buf_queue_cnt; /* For display the phy informatiom */ u8 is_signal_dbg; /* for debug */ u8 signal_strength_dbg; /* for debug */ s8 rssi; s8 rxpwdb; u8 signal_strength; u8 signal_qual; u8 noise; int RxSNRdB[2]; s8 RxRssi[2]; int FalseAlmCnt_all; struct timer_list signal_stat_timer; u32 signal_stat_sampling_interval; struct signal_stat signal_qual_data; struct signal_stat signal_strength_data; }; #define rtw_set_signal_stat_timer(recvpriv) \ _set_timer(&(recvpriv)->signal_stat_timer, \ (recvpriv)->signal_stat_sampling_interval) struct sta_recv_priv { spinlock_t lock; int option; struct __queue defrag_q; /* keeping the fragment frame until defrag */ struct stainfo_rxcache rxcache; }; struct recv_buf { struct adapter *adapter; struct urb *purb; struct sk_buff *pskb; u8 reuse; }; /* head -----> data -----> payload tail -----> end -----> len = (unsigned int )(tail - data); */ struct recv_frame { struct list_head list; struct sk_buff *pkt; struct adapter *adapter; u8 fragcnt; int frame_tag; struct rx_pkt_attrib attrib; uint len; u8 *rx_head; u8 *rx_data; u8 *rx_tail; u8 *rx_end; void *precvbuf; struct sta_info *psta; /* for A-MPDU Rx reordering buffer control */ struct recv_reorder_ctrl *preorder_ctrl; }; int _rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter); void _rtw_free_recv_priv(struct recv_priv *precvpriv); s32 rtw_recv_entry(struct recv_frame *precv_frame); struct recv_frame *_rtw_alloc_recvframe(struct __queue *pfree_recv_queue); struct recv_frame *rtw_alloc_recvframe(struct __queue *pfree_recv_queue); int rtw_free_recvframe(struct recv_frame *precvframe, struct __queue *pfree_recv_queue); int _rtw_enqueue_recvframe(struct recv_frame *precvframe, struct __queue *queue); int rtw_enqueue_recvframe(struct recv_frame *precvframe, struct __queue *queue); void rtw_free_recvframe_queue(struct __queue *pframequeue, struct __queue *pfree_recv_queue); u32 rtw_free_uc_swdec_pending_queue(struct adapter *adapter); void rtw_reordering_ctrl_timeout_handler(void *pcontext); static inline u8 *get_rxmem(struct recv_frame *precvframe) { /* always return rx_head... */ if (precvframe == NULL) return NULL; return precvframe->rx_head; } static inline u8 *recvframe_pull(struct recv_frame *precvframe, int sz) { /* rx_data += sz; move rx_data sz bytes hereafter */ /* used for extract sz bytes from rx_data, update rx_data and return * the updated rx_data to the caller */ if (precvframe == NULL) return NULL; precvframe->rx_data += sz; if (precvframe->rx_data > precvframe->rx_tail) { precvframe->rx_data -= sz; return NULL; } precvframe->len -= sz; return precvframe->rx_data; } static inline u8 *recvframe_put(struct recv_frame *precvframe, int sz) { /* used for append sz bytes from ptr to rx_tail, update rx_tail * and return the updated rx_tail to the caller */ /* after putting, rx_tail must be still larger than rx_end. */ if (precvframe == NULL) return NULL; precvframe->rx_tail += sz; if (precvframe->rx_tail > precvframe->rx_end) { precvframe->rx_tail -= sz; return NULL; } precvframe->len += sz; return precvframe->rx_tail; } static inline u8 *recvframe_pull_tail(struct recv_frame *precvframe, int sz) { /* rmv data from rx_tail (by yitsen) */ /* used for extract sz bytes from rx_end, update rx_end and return * the updated rx_end to the caller */ /* after pulling, rx_end must be still larger than rx_data. */ if (precvframe == NULL) return NULL; precvframe->rx_tail -= sz; if (precvframe->rx_tail < precvframe->rx_data) { precvframe->rx_tail += sz; return NULL; } precvframe->len -= sz; return precvframe->rx_tail; } static inline int get_recvframe_len(struct recv_frame *precvframe) { return precvframe->len; } static inline s32 translate_percentage_to_dbm(u32 sig_stren_index) { s32 power; /* in dBm. */ /* Translate to dBm (x=0.5y-95). */ power = (s32)((sig_stren_index + 1) >> 1); power -= 95; return power; } struct sta_info; void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv); void mgt_dispatcher(struct adapter *padapter, struct recv_frame *precv_frame); #endif
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