1e24c1f86SMichael Straube /* SPDX-License-Identifier: GPL-2.0 */ 2cf3e6881SAli Bahar /****************************************************************************** 3cf3e6881SAli Bahar * 4cf3e6881SAli Bahar * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 5cf3e6881SAli Bahar * 6cf3e6881SAli Bahar * Modifications for inclusion into the Linux staging tree are 7cf3e6881SAli Bahar * Copyright(c) 2010 Larry Finger. All rights reserved. 8cf3e6881SAli Bahar * 9cf3e6881SAli Bahar * Contact information: 10cf3e6881SAli Bahar * WLAN FAE <wlanfae@realtek.com> 11cf3e6881SAli Bahar * Larry Finger <Larry.Finger@lwfinger.net> 12cf3e6881SAli Bahar * 13cf3e6881SAli Bahar ******************************************************************************/ 142865d42cSLarry Finger #ifndef _RTL871X_XMIT_H_ 152865d42cSLarry Finger #define _RTL871X_XMIT_H_ 162865d42cSLarry Finger 172865d42cSLarry Finger #include "osdep_service.h" 182865d42cSLarry Finger #include "drv_types.h" 192865d42cSLarry Finger #include "xmit_osdep.h" 202865d42cSLarry Finger 2193c55ddaSAli Bahar #ifdef CONFIG_R8712_TX_AGGR 2293c55ddaSAli Bahar #define MAX_XMITBUF_SZ (16384) 2393c55ddaSAli Bahar #else 242865d42cSLarry Finger #define MAX_XMITBUF_SZ (2048) 2593c55ddaSAli Bahar #endif 2693c55ddaSAli Bahar 272865d42cSLarry Finger #define NR_XMITBUFF (4) 2893c55ddaSAli Bahar 2993c55ddaSAli Bahar #ifdef CONFIG_R8712_TX_AGGR 3093c55ddaSAli Bahar #define AGGR_NR_HIGH_BOUND (4) /*(8) */ 3193c55ddaSAli Bahar #define AGGR_NR_LOW_BOUND (2) 3293c55ddaSAli Bahar #endif 3393c55ddaSAli Bahar 342865d42cSLarry Finger #define XMITBUF_ALIGN_SZ 512 352865d42cSLarry Finger #define TX_GUARD_BAND 5 362865d42cSLarry Finger #define MAX_NUMBLKS (1) 372865d42cSLarry Finger 382865d42cSLarry Finger /* Fixed the Big Endian bug when using the software driver encryption.*/ 392865d42cSLarry Finger #define WEP_IV(pattrib_iv, txpn, keyidx)\ 402865d42cSLarry Finger do { \ 412865d42cSLarry Finger pattrib_iv[0] = txpn._byte_.TSC0;\ 422865d42cSLarry Finger pattrib_iv[1] = txpn._byte_.TSC1;\ 432865d42cSLarry Finger pattrib_iv[2] = txpn._byte_.TSC2;\ 442865d42cSLarry Finger pattrib_iv[3] = ((keyidx & 0x3) << 6);\ 452865d42cSLarry Finger txpn.val = (txpn.val == 0xffffff) ? 0 : (txpn.val+1);\ 462865d42cSLarry Finger } while (0) 472865d42cSLarry Finger 482865d42cSLarry Finger /* Fixed the Big Endian bug when doing the Tx. 49bef611a9SRaphaël Beamonte * The Linksys WRH54G will check this. 50bef611a9SRaphaël Beamonte */ 512865d42cSLarry Finger #define TKIP_IV(pattrib_iv, txpn, keyidx)\ 522865d42cSLarry Finger do { \ 532865d42cSLarry Finger pattrib_iv[0] = txpn._byte_.TSC1;\ 542865d42cSLarry Finger pattrib_iv[1] = (txpn._byte_.TSC1 | 0x20) & 0x7f;\ 552865d42cSLarry Finger pattrib_iv[2] = txpn._byte_.TSC0;\ 562865d42cSLarry Finger pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\ 572865d42cSLarry Finger pattrib_iv[4] = txpn._byte_.TSC2;\ 582865d42cSLarry Finger pattrib_iv[5] = txpn._byte_.TSC3;\ 592865d42cSLarry Finger pattrib_iv[6] = txpn._byte_.TSC4;\ 602865d42cSLarry Finger pattrib_iv[7] = txpn._byte_.TSC5;\ 612865d42cSLarry Finger txpn.val = txpn.val == 0xffffffffffffULL ? 0 : \ 622865d42cSLarry Finger (txpn.val+1);\ 632865d42cSLarry Finger } while (0) 642865d42cSLarry Finger 652865d42cSLarry Finger #define AES_IV(pattrib_iv, txpn, keyidx)\ 662865d42cSLarry Finger do { \ 672865d42cSLarry Finger pattrib_iv[0] = txpn._byte_.TSC0;\ 682865d42cSLarry Finger pattrib_iv[1] = txpn._byte_.TSC1;\ 692865d42cSLarry Finger pattrib_iv[2] = 0;\ 702865d42cSLarry Finger pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\ 712865d42cSLarry Finger pattrib_iv[4] = txpn._byte_.TSC2;\ 722865d42cSLarry Finger pattrib_iv[5] = txpn._byte_.TSC3;\ 732865d42cSLarry Finger pattrib_iv[6] = txpn._byte_.TSC4;\ 742865d42cSLarry Finger pattrib_iv[7] = txpn._byte_.TSC5;\ 752865d42cSLarry Finger txpn.val = txpn.val == 0xffffffffffffULL ? 0 : \ 762865d42cSLarry Finger (txpn.val+1);\ 772865d42cSLarry Finger } while (0) 782865d42cSLarry Finger 792865d42cSLarry Finger struct hw_xmit { 802865d42cSLarry Finger spinlock_t xmit_lock; 812865d42cSLarry Finger struct list_head pending; 822865d42cSLarry Finger struct __queue *sta_queue; 832865d42cSLarry Finger struct hw_txqueue *phwtxqueue; 842865d42cSLarry Finger sint txcmdcnt; 852865d42cSLarry Finger int accnt; 862865d42cSLarry Finger }; 872865d42cSLarry Finger 882865d42cSLarry Finger struct pkt_attrib { 892865d42cSLarry Finger u8 type; 902865d42cSLarry Finger u8 subtype; 912865d42cSLarry Finger u8 bswenc; 922865d42cSLarry Finger u8 dhcp_pkt; 932865d42cSLarry Finger 942865d42cSLarry Finger u16 seqnum; 952865d42cSLarry Finger u16 ether_type; 96ee5b1aadSAli Bahar u16 pktlen; /* the original 802.3 pkt raw_data len 97bef611a9SRaphaël Beamonte * (not include ether_hdr data) 98bef611a9SRaphaël Beamonte */ 99ee5b1aadSAli Bahar u16 last_txcmdsz; 1002865d42cSLarry Finger 1012865d42cSLarry Finger u8 pkt_hdrlen; /*the original 802.3 pkt header len*/ 1022865d42cSLarry Finger u8 hdrlen; /*the WLAN Header Len*/ 1032865d42cSLarry Finger u8 nr_frags; 1042865d42cSLarry Finger u8 ack_policy; 1052865d42cSLarry Finger u8 mac_id; 1062865d42cSLarry Finger u8 vcs_mode; /*virtual carrier sense method*/ 1072865d42cSLarry Finger u8 pctrl;/*per packet txdesc control enable*/ 1082865d42cSLarry Finger u8 qsel; 1092865d42cSLarry Finger 1102865d42cSLarry Finger u8 priority; 1112865d42cSLarry Finger u8 encrypt; /* when 0 indicate no encrypt. when non-zero, 112bef611a9SRaphaël Beamonte * indicate the encrypt algorithm 113bef611a9SRaphaël Beamonte */ 1142865d42cSLarry Finger u8 iv_len; 1152865d42cSLarry Finger u8 icv_len; 1162865d42cSLarry Finger unsigned char iv[8]; 1172865d42cSLarry Finger unsigned char icv[8]; 1182865d42cSLarry Finger u8 dst[ETH_ALEN]; 1192865d42cSLarry Finger u8 src[ETH_ALEN]; 1202865d42cSLarry Finger u8 ta[ETH_ALEN]; 1212865d42cSLarry Finger u8 ra[ETH_ALEN]; 1222865d42cSLarry Finger struct sta_info *psta; 1232865d42cSLarry Finger }; 1242865d42cSLarry Finger 1252865d42cSLarry Finger #define WLANHDR_OFFSET 64 1262865d42cSLarry Finger #define DATA_FRAMETAG 0x01 1272865d42cSLarry Finger #define L2_FRAMETAG 0x02 1282865d42cSLarry Finger #define MGNT_FRAMETAG 0x03 1292865d42cSLarry Finger #define AMSDU_FRAMETAG 0x04 1302865d42cSLarry Finger #define EII_FRAMETAG 0x05 1312865d42cSLarry Finger #define IEEE8023_FRAMETAG 0x06 1322865d42cSLarry Finger #define MP_FRAMETAG 0x07 1332865d42cSLarry Finger #define TXAGG_FRAMETAG 0x08 1342865d42cSLarry Finger 1352865d42cSLarry Finger struct xmit_buf { 1362865d42cSLarry Finger struct list_head list; 1372865d42cSLarry Finger 1382865d42cSLarry Finger u8 *pallocated_buf; 1392865d42cSLarry Finger u8 *pbuf; 14007a6b037SAli Bahar void *priv_data; 1412865d42cSLarry Finger struct urb *pxmit_urb[8]; 14207a6b037SAli Bahar u32 aggr_nr; 1432865d42cSLarry Finger }; 1442865d42cSLarry Finger 1452865d42cSLarry Finger struct xmit_frame { 1462865d42cSLarry Finger struct list_head list; 1472865d42cSLarry Finger struct pkt_attrib attrib; 1482865d42cSLarry Finger _pkt *pkt; 1492865d42cSLarry Finger int frame_tag; 1502865d42cSLarry Finger struct _adapter *padapter; 1512865d42cSLarry Finger u8 *buf_addr; 1522865d42cSLarry Finger struct xmit_buf *pxmitbuf; 1532865d42cSLarry Finger u8 *mem_addr; 1542865d42cSLarry Finger u16 sz[8]; 1552865d42cSLarry Finger struct urb *pxmit_urb[8]; 1562865d42cSLarry Finger u8 bpending[8]; 1572865d42cSLarry Finger u8 last[8]; 1582865d42cSLarry Finger }; 1592865d42cSLarry Finger 1602865d42cSLarry Finger struct tx_servq { 1612865d42cSLarry Finger struct list_head tx_pending; 1622865d42cSLarry Finger struct __queue sta_pending; 1632865d42cSLarry Finger int qcnt; 1642865d42cSLarry Finger }; 1652865d42cSLarry Finger 1662865d42cSLarry Finger struct sta_xmit_priv { 1672865d42cSLarry Finger spinlock_t lock; 1682865d42cSLarry Finger sint option; 1692865d42cSLarry Finger sint apsd_setting; /* When bit mask is on, the associated edca 170bef611a9SRaphaël Beamonte * queue supports APSD. 171bef611a9SRaphaël Beamonte */ 1722865d42cSLarry Finger struct tx_servq be_q; /* priority == 0,3 */ 1732865d42cSLarry Finger struct tx_servq bk_q; /* priority == 1,2*/ 1742865d42cSLarry Finger struct tx_servq vi_q; /*priority == 4,5*/ 1752865d42cSLarry Finger struct tx_servq vo_q; /*priority == 6,7*/ 1762865d42cSLarry Finger struct list_head legacy_dz; 1772865d42cSLarry Finger struct list_head apsd; 1782865d42cSLarry Finger u16 txseq_tid[16]; 1792865d42cSLarry Finger uint sta_tx_bytes; 1802865d42cSLarry Finger u64 sta_tx_pkts; 1812865d42cSLarry Finger uint sta_tx_fail; 1822865d42cSLarry Finger }; 1832865d42cSLarry Finger 1842865d42cSLarry Finger struct hw_txqueue { 1852865d42cSLarry Finger /*volatile*/ sint head; 1862865d42cSLarry Finger /*volatile*/ sint tail; 1872865d42cSLarry Finger /*volatile*/ sint free_sz; /*in units of 64 bytes*/ 1882865d42cSLarry Finger /*volatile*/ sint free_cmdsz; 1892865d42cSLarry Finger /*volatile*/ sint txsz[8]; 1902865d42cSLarry Finger uint ff_hwaddr; 1912865d42cSLarry Finger uint cmd_hwaddr; 1922865d42cSLarry Finger sint ac_tag; 1932865d42cSLarry Finger }; 1942865d42cSLarry Finger 1952865d42cSLarry Finger struct xmit_priv { 1962865d42cSLarry Finger spinlock_t lock; 1972865d42cSLarry Finger struct __queue be_pending; 1982865d42cSLarry Finger struct __queue bk_pending; 1992865d42cSLarry Finger struct __queue vi_pending; 2002865d42cSLarry Finger struct __queue vo_pending; 2012865d42cSLarry Finger struct __queue bm_pending; 2022865d42cSLarry Finger struct __queue legacy_dz_queue; 2032865d42cSLarry Finger struct __queue apsd_queue; 2042865d42cSLarry Finger u8 *pallocated_frame_buf; 2052865d42cSLarry Finger u8 *pxmit_frame_buf; 2062865d42cSLarry Finger uint free_xmitframe_cnt; 2072865d42cSLarry Finger uint mapping_addr; 2082865d42cSLarry Finger uint pkt_sz; 2092865d42cSLarry Finger struct __queue free_xmit_queue; 2102865d42cSLarry Finger struct hw_txqueue be_txqueue; 2112865d42cSLarry Finger struct hw_txqueue bk_txqueue; 2122865d42cSLarry Finger struct hw_txqueue vi_txqueue; 2132865d42cSLarry Finger struct hw_txqueue vo_txqueue; 2142865d42cSLarry Finger struct hw_txqueue bmc_txqueue; 2152865d42cSLarry Finger uint frag_len; 2162865d42cSLarry Finger struct _adapter *adapter; 2172865d42cSLarry Finger u8 vcs_setting; 2182865d42cSLarry Finger u8 vcs; 2192865d42cSLarry Finger u8 vcs_type; 2202865d42cSLarry Finger u16 rts_thresh; 2212865d42cSLarry Finger uint tx_bytes; 2222865d42cSLarry Finger u64 tx_pkts; 2232865d42cSLarry Finger uint tx_drop; 2242865d42cSLarry Finger struct hw_xmit *hwxmits; 2252865d42cSLarry Finger u8 hwxmit_entry; 2262865d42cSLarry Finger u8 txirp_cnt; 2272865d42cSLarry Finger struct tasklet_struct xmit_tasklet; 228143198fdSJames A Shackleford struct work_struct xmit_pipe4_reset_wi; 229143198fdSJames A Shackleford struct work_struct xmit_pipe6_reset_wi; 230143198fdSJames A Shackleford struct work_struct xmit_piped_reset_wi; 2312865d42cSLarry Finger /*per AC pending irp*/ 2322865d42cSLarry Finger int beq_cnt; 2332865d42cSLarry Finger int bkq_cnt; 2342865d42cSLarry Finger int viq_cnt; 2352865d42cSLarry Finger int voq_cnt; 2362865d42cSLarry Finger struct __queue free_amsdu_xmit_queue; 2372865d42cSLarry Finger u8 *pallocated_amsdu_frame_buf; 2382865d42cSLarry Finger u8 *pxmit_amsdu_frame_buf; 2392865d42cSLarry Finger uint free_amsdu_xmitframe_cnt; 2402865d42cSLarry Finger struct __queue free_txagg_xmit_queue; 2412865d42cSLarry Finger u8 *pallocated_txagg_frame_buf; 2422865d42cSLarry Finger u8 *pxmit_txagg_frame_buf; 2432865d42cSLarry Finger uint free_txagg_xmitframe_cnt; 2442865d42cSLarry Finger int cmdseq; 2452865d42cSLarry Finger struct __queue free_xmitbuf_queue; 2462865d42cSLarry Finger struct __queue pending_xmitbuf_queue; 2472865d42cSLarry Finger u8 *pallocated_xmitbuf; 2482865d42cSLarry Finger u8 *pxmitbuf; 2492865d42cSLarry Finger uint free_xmitbuf_cnt; 2502865d42cSLarry Finger }; 2512865d42cSLarry Finger 2522865d42cSLarry Finger int r8712_free_xmitbuf(struct xmit_priv *pxmitpriv, 2532865d42cSLarry Finger struct xmit_buf *pxmitbuf); 2542865d42cSLarry Finger struct xmit_buf *r8712_alloc_xmitbuf(struct xmit_priv *pxmitpriv); 2552865d42cSLarry Finger void r8712_update_protection(struct _adapter *padapter, u8 *ie, uint ie_len); 2562865d42cSLarry Finger struct xmit_frame *r8712_alloc_xmitframe(struct xmit_priv *pxmitpriv); 2572865d42cSLarry Finger void r8712_free_xmitframe(struct xmit_priv *pxmitpriv, 2582865d42cSLarry Finger struct xmit_frame *pxmitframe); 2592865d42cSLarry Finger void r8712_free_xmitframe_queue(struct xmit_priv *pxmitpriv, 2602865d42cSLarry Finger struct __queue *pframequeue); 2613f411e8cSNishka Dasgupta int r8712_xmit_classifier(struct _adapter *padapter, 2622865d42cSLarry Finger struct xmit_frame *pxmitframe); 2632865d42cSLarry Finger sint r8712_xmitframe_coalesce(struct _adapter *padapter, _pkt *pkt, 2642865d42cSLarry Finger struct xmit_frame *pxmitframe); 2652865d42cSLarry Finger sint _r8712_init_hw_txqueue(struct hw_txqueue *phw_txqueue, u8 ac_tag); 2662865d42cSLarry Finger void _r8712_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv); 2672865d42cSLarry Finger sint r8712_update_attrib(struct _adapter *padapter, _pkt *pkt, 2682865d42cSLarry Finger struct pkt_attrib *pattrib); 2692865d42cSLarry Finger int r8712_txframes_sta_ac_pending(struct _adapter *padapter, 2702865d42cSLarry Finger struct pkt_attrib *pattrib); 2710593758eSJavier M. Mellid sint _r8712_init_xmit_priv(struct xmit_priv *pxmitpriv, 2720593758eSJavier M. Mellid struct _adapter *padapter); 2732865d42cSLarry Finger void _free_xmit_priv(struct xmit_priv *pxmitpriv); 2742865d42cSLarry Finger void r8712_free_xmitframe_ex(struct xmit_priv *pxmitpriv, 2752865d42cSLarry Finger struct xmit_frame *pxmitframe); 2762865d42cSLarry Finger int r8712_pre_xmit(struct _adapter *padapter, struct xmit_frame *pxmitframe); 2772865d42cSLarry Finger int r8712_xmit_enqueue(struct _adapter *padapter, 2782865d42cSLarry Finger struct xmit_frame *pxmitframe); 2792865d42cSLarry Finger int r8712_xmit_direct(struct _adapter *padapter, struct xmit_frame *pxmitframe); 2802865d42cSLarry Finger void r8712_xmit_bh(void *priv); 2812865d42cSLarry Finger 28207a6b037SAli Bahar void xmitframe_xmitbuf_attach(struct xmit_frame *pxmitframe, 28307a6b037SAli Bahar struct xmit_buf *pxmitbuf); 28407a6b037SAli Bahar 2852865d42cSLarry Finger #include "rtl8712_xmit.h" 2862865d42cSLarry Finger 2872865d42cSLarry Finger #endif /*_RTL871X_XMIT_H_*/ 2882865d42cSLarry Finger 289