From 348fa3f6871f56a37dcd16c99ca98118c6d79a38 Mon Sep 17 00:00:00 2001 From: Dominik Sliwa Date: Mon, 4 Mar 2019 12:01:54 +0100 Subject: Backports v4.19.24 Backports generated by toradex backports 515a1fa55cda2b1d952872e1786857481bd54fcc against mainline kernel tag v4.19.24 Signed-off-by: Dominik Sliwa --- drivers/staging/rtl8188eu/include/rtw_xmit.h | 358 +++++++++++++++++++++++++++ 1 file changed, 358 insertions(+) create mode 100644 drivers/staging/rtl8188eu/include/rtw_xmit.h (limited to 'drivers/staging/rtl8188eu/include/rtw_xmit.h') diff --git a/drivers/staging/rtl8188eu/include/rtw_xmit.h b/drivers/staging/rtl8188eu/include/rtw_xmit.h new file mode 100644 index 0000000..26a0824 --- /dev/null +++ b/drivers/staging/rtl8188eu/include/rtw_xmit.h @@ -0,0 +1,358 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + ******************************************************************************/ +#ifndef _RTW_XMIT_H_ +#define _RTW_XMIT_H_ + +#include +#include + +#define MAX_XMITBUF_SZ (20480) /* 20k */ +#define NR_XMITBUFF (4) + +#define XMITBUF_ALIGN_SZ 4 + +/* xmit extension buff defination */ +#define MAX_XMIT_EXTBUF_SZ (1536) +#define NR_XMIT_EXTBUFF (32) + +#define MAX_NUMBLKS (1) + +#define XMIT_VO_QUEUE (0) +#define XMIT_VI_QUEUE (1) +#define XMIT_BE_QUEUE (2) +#define XMIT_BK_QUEUE (3) + +#define VO_QUEUE_INX 0 +#define VI_QUEUE_INX 1 +#define BE_QUEUE_INX 2 +#define BK_QUEUE_INX 3 +#define BCN_QUEUE_INX 4 +#define MGT_QUEUE_INX 5 +#define HIGH_QUEUE_INX 6 +#define TXCMD_QUEUE_INX 7 + +#define HW_QUEUE_ENTRY 8 + +#define WEP_IV(pattrib_iv, dot11txpn, keyidx)\ +do {\ + pattrib_iv[0] = dot11txpn._byte_.TSC0;\ + pattrib_iv[1] = dot11txpn._byte_.TSC1;\ + pattrib_iv[2] = dot11txpn._byte_.TSC2;\ + pattrib_iv[3] = ((keyidx & 0x3)<<6);\ + dot11txpn.val = (dot11txpn.val == 0xffffff) ? 0 : (dot11txpn.val+1);\ +} while (0) + + +#define TKIP_IV(pattrib_iv, dot11txpn, keyidx)\ +do {\ + pattrib_iv[0] = dot11txpn._byte_.TSC1;\ + pattrib_iv[1] = (dot11txpn._byte_.TSC1 | 0x20) & 0x7f;\ + pattrib_iv[2] = dot11txpn._byte_.TSC0;\ + pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\ + pattrib_iv[4] = dot11txpn._byte_.TSC2;\ + pattrib_iv[5] = dot11txpn._byte_.TSC3;\ + pattrib_iv[6] = dot11txpn._byte_.TSC4;\ + pattrib_iv[7] = dot11txpn._byte_.TSC5;\ + dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0 : (dot11txpn.val+1);\ +} while (0) + +#define AES_IV(pattrib_iv, dot11txpn, keyidx)\ +do { \ + pattrib_iv[0] = dot11txpn._byte_.TSC0; \ + pattrib_iv[1] = dot11txpn._byte_.TSC1; \ + pattrib_iv[2] = 0; \ + pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6); \ + pattrib_iv[4] = dot11txpn._byte_.TSC2; \ + pattrib_iv[5] = dot11txpn._byte_.TSC3; \ + pattrib_iv[6] = dot11txpn._byte_.TSC4; \ + pattrib_iv[7] = dot11txpn._byte_.TSC5; \ + dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0 : (dot11txpn.val+1);\ +} while (0) + +#define HWXMIT_ENTRY 4 + +#define TXDESC_SIZE 32 + +#define PACKET_OFFSET_SZ (8) +#define TXDESC_OFFSET (TXDESC_SIZE + PACKET_OFFSET_SZ) + +struct tx_desc { + /* DWORD 0 */ + __le32 txdw0; + __le32 txdw1; + __le32 txdw2; + __le32 txdw3; + __le32 txdw4; + __le32 txdw5; + __le32 txdw6; + __le32 txdw7; +}; + +struct hw_xmit { + struct __queue *sta_queue; + int accnt; +}; + +/* reduce size */ +struct pkt_attrib { + u8 type; + u8 subtype; + u8 bswenc; + u8 dhcp_pkt; + u16 ether_type; + u16 seqnum; + u16 hdrlen; /* the WLAN Header Len */ + u32 pktlen; /* the original 802.3 pkt raw_data len (not include + * ether_hdr data) + */ + u32 last_txcmdsz; + u8 nr_frags; + u8 encrypt; /* when 0 indicate no encrypt. when non-zero, + * indicate the encrypt algorith + */ + u8 iv_len; + u8 icv_len; + u8 iv[18]; + u8 icv[16]; + u8 priority; + u8 ack_policy; + u8 mac_id; + u8 vcs_mode; /* virtual carrier sense method */ + u8 dst[ETH_ALEN]; + u8 src[ETH_ALEN]; + u8 ta[ETH_ALEN]; + u8 ra[ETH_ALEN]; + u8 key_idx; + u8 qos_en; + u8 ht_en; + u8 raid;/* rate adpative id */ + u8 bwmode; + u8 ch_offset;/* PRIME_CHNL_OFFSET */ + u8 sgi;/* short GI */ + u8 ampdu_en;/* tx ampdu enable */ + u8 mdata;/* more data bit */ + u8 pctrl;/* per packet txdesc control enable */ + u8 triggered;/* for ap mode handling Power Saving sta */ + u8 qsel; + u8 eosp; + u8 rate; + u8 intel_proxim; + u8 retry_ctrl; + struct sta_info *psta; +}; + +#define WLANHDR_OFFSET 64 + +#define NULL_FRAMETAG (0x0) +#define DATA_FRAMETAG 0x01 +#define L2_FRAMETAG 0x02 +#define MGNT_FRAMETAG 0x03 +#define AMSDU_FRAMETAG 0x04 + +#define EII_FRAMETAG 0x05 +#define IEEE8023_FRAMETAG 0x06 + +#define MP_FRAMETAG 0x07 + +#define TXAGG_FRAMETAG 0x08 + +struct submit_ctx { + u32 submit_time; /* */ + u32 timeout_ms; /* <0: not synchronous, 0: wait forever, >0: up to ms waiting */ + int status; /* status for operation */ + struct completion done; +}; + +enum { + RTW_SCTX_SUBMITTED = -1, + RTW_SCTX_DONE_SUCCESS = 0, + RTW_SCTX_DONE_UNKNOWN, + RTW_SCTX_DONE_TIMEOUT, + RTW_SCTX_DONE_BUF_ALLOC, + RTW_SCTX_DONE_BUF_FREE, + RTW_SCTX_DONE_WRITE_PORT_ERR, + RTW_SCTX_DONE_TX_DESC_NA, + RTW_SCTX_DONE_TX_DENY, + RTW_SCTX_DONE_CCX_PKT_FAIL, + RTW_SCTX_DONE_DRV_STOP, + RTW_SCTX_DONE_DEV_REMOVE, +}; + +void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms); +int rtw_sctx_wait(struct submit_ctx *sctx); +void rtw_sctx_done_err(struct submit_ctx **sctx, int status); + +struct xmit_buf { + struct list_head list; + struct adapter *padapter; + u8 *pallocated_buf; + u8 *pbuf; + void *priv_data; + u16 ext_tag; /* 0: Normal xmitbuf, 1: extension xmitbuf. */ + u16 flags; + u32 alloc_sz; + u32 len; + struct submit_ctx *sctx; + u32 ff_hwaddr; + struct urb *pxmit_urb[8]; + dma_addr_t dma_transfer_addr; /* (in) dma addr for transfer_buffer */ + u8 bpending[8]; + int last[8]; +}; + +struct xmit_frame { + struct list_head list; + struct pkt_attrib attrib; + struct sk_buff *pkt; + int frame_tag; + struct adapter *padapter; + u8 *buf_addr; + struct xmit_buf *pxmitbuf; + + u8 agg_num; + s8 pkt_offset; + u8 ack_report; +}; + +struct tx_servq { + struct list_head tx_pending; + struct __queue sta_pending; + int qcnt; +}; + +struct sta_xmit_priv { + spinlock_t lock; + int option; + int apsd_setting; /* When bit mask is on, the associated edca + * queue supports APSD. + */ + struct tx_servq be_q; /* priority == 0,3 */ + struct tx_servq bk_q; /* priority == 1,2 */ + struct tx_servq vi_q; /* priority == 4,5 */ + struct tx_servq vo_q; /* priority == 6,7 */ + struct list_head legacy_dz; + struct list_head apsd; + u16 txseq_tid[16]; +}; + +struct hw_txqueue { + volatile int head; + volatile int tail; + volatile int free_sz; /* in units of 64 bytes */ + volatile int free_cmdsz; + volatile int txsz[8]; + uint ff_hwaddr; + uint cmd_hwaddr; + int ac_tag; +}; + +struct xmit_priv { + spinlock_t lock; + struct __queue be_pending; + struct __queue bk_pending; + struct __queue vi_pending; + struct __queue vo_pending; + struct __queue bm_pending; + u8 *pallocated_frame_buf; + u8 *pxmit_frame_buf; + uint free_xmitframe_cnt; + struct __queue free_xmit_queue; + uint frag_len; + struct adapter *adapter; + u8 vcs_setting; + u8 vcs; + u8 vcs_type; + u64 tx_bytes; + u64 tx_pkts; + u64 tx_drop; + u64 last_tx_bytes; + u64 last_tx_pkts; + struct hw_xmit *hwxmits; + u8 hwxmit_entry; + u8 wmm_para_seq[4];/* sequence for wmm ac parameter strength + * from large to small. it's value is 0->vo, + * 1->vi, 2->be, 3->bk. + */ + u8 txirp_cnt;/* */ + struct tasklet_struct xmit_tasklet; + /* per AC pending irp */ + int beq_cnt; + int bkq_cnt; + int viq_cnt; + int voq_cnt; + struct __queue free_xmitbuf_queue; + struct __queue pending_xmitbuf_queue; + u8 *pallocated_xmitbuf; + u8 *pxmitbuf; + uint free_xmitbuf_cnt; + struct __queue free_xmit_extbuf_queue; + u8 *pallocated_xmit_extbuf; + u8 *pxmit_extbuf; + uint free_xmit_extbuf_cnt; + u16 nqos_ssn; + int ack_tx; + struct mutex ack_tx_mutex; + struct submit_ctx ack_tx_ops; +}; + +struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv); +s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, + struct xmit_buf *pxmitbuf); +struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv); +s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, + struct xmit_buf *pxmitbuf); +void rtw_count_tx_stats(struct adapter *padapter, + struct xmit_frame *pxmitframe, int sz); +void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len); +s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, + struct pkt_attrib *pattrib); +s32 rtw_put_snap(u8 *data, u16 h_proto); + +struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv); +s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, + struct xmit_frame *pxmitframe); +void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, + struct __queue *pframequeue); +struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, + struct sta_info *psta, int up, u8 *ac); +s32 rtw_xmitframe_enqueue(struct adapter *padapter, + struct xmit_frame *pxmitframe); +struct xmit_frame *rtw_dequeue_xframe(struct xmit_priv *pxmitpriv, + struct hw_xmit *phwxmit_i, int entry); + +s32 rtw_xmit_classifier(struct adapter *padapter, + struct xmit_frame *pxmitframe); +s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt, + struct xmit_frame *pxmitframe); +s32 _rtw_init_hw_txqueue(struct hw_txqueue *phw_txqueue, u8 ac_tag); +void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv); +s32 rtw_txframes_pending(struct adapter *padapter); +s32 rtw_txframes_sta_ac_pending(struct adapter *padapter, + struct pkt_attrib *pattrib); +void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry); +s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter); +void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv); +void rtw_alloc_hwxmits(struct adapter *padapter); +void rtw_free_hwxmits(struct adapter *padapter); +s32 rtw_xmit(struct adapter *padapter, struct sk_buff **pkt); + +#if defined(CPTCFG_88EU_AP_MODE) +int xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe); +void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta); +void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta); +void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta); +#endif + +u8 qos_acm(u8 acm_mask, u8 priority); +u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe); +int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms); +void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status); + +/* include after declaring struct xmit_buf, in order to avoid warning */ +#include + +#endif /* _RTL871X_XMIT_H_ */ -- cgit v1.2.3