| /****************************************************************************** |
| * |
| * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| * |
| * Modifications for inclusion into the Linux staging tree are |
| * Copyright(c) 2010 Larry Finger. All rights reserved. |
| * |
| * Contact information: |
| * WLAN FAE <wlanfae@realtek.com> |
| * Larry Finger <Larry.Finger@lwfinger.net> |
| * |
| ******************************************************************************/ |
| #ifndef _RTL871X_XMIT_H_ |
| #define _RTL871X_XMIT_H_ |
| |
| #include "osdep_service.h" |
| #include "drv_types.h" |
| #include "xmit_osdep.h" |
| |
| #ifdef CONFIG_R8712_TX_AGGR |
| #define MAX_XMITBUF_SZ (16384) |
| #else |
| #define MAX_XMITBUF_SZ (2048) |
| #endif |
| |
| #define NR_XMITBUFF (4) |
| |
| #ifdef CONFIG_R8712_TX_AGGR |
| #define AGGR_NR_HIGH_BOUND (4) /*(8) */ |
| #define AGGR_NR_LOW_BOUND (2) |
| #endif |
| |
| #define XMITBUF_ALIGN_SZ 512 |
| #define TX_GUARD_BAND 5 |
| #define MAX_NUMBLKS (1) |
| |
| /* Fixed the Big Endian bug when using the software driver encryption.*/ |
| #define WEP_IV(pattrib_iv, txpn, keyidx)\ |
| do { \ |
| pattrib_iv[0] = txpn._byte_.TSC0;\ |
| pattrib_iv[1] = txpn._byte_.TSC1;\ |
| pattrib_iv[2] = txpn._byte_.TSC2;\ |
| pattrib_iv[3] = ((keyidx & 0x3)<<6);\ |
| txpn.val = (txpn.val == 0xffffff) ? 0 : (txpn.val+1);\ |
| } while (0) |
| |
| /* Fixed the Big Endian bug when doing the Tx. |
| * The Linksys WRH54G will check this. |
| */ |
| #define TKIP_IV(pattrib_iv, txpn, keyidx)\ |
| do { \ |
| pattrib_iv[0] = txpn._byte_.TSC1;\ |
| pattrib_iv[1] = (txpn._byte_.TSC1 | 0x20) & 0x7f;\ |
| pattrib_iv[2] = txpn._byte_.TSC0;\ |
| pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\ |
| pattrib_iv[4] = txpn._byte_.TSC2;\ |
| pattrib_iv[5] = txpn._byte_.TSC3;\ |
| pattrib_iv[6] = txpn._byte_.TSC4;\ |
| pattrib_iv[7] = txpn._byte_.TSC5;\ |
| txpn.val = txpn.val == 0xffffffffffffULL ? 0 : \ |
| (txpn.val+1);\ |
| } while (0) |
| |
| #define AES_IV(pattrib_iv, txpn, keyidx)\ |
| do { \ |
| pattrib_iv[0] = txpn._byte_.TSC0;\ |
| pattrib_iv[1] = txpn._byte_.TSC1;\ |
| pattrib_iv[2] = 0;\ |
| pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6);\ |
| pattrib_iv[4] = txpn._byte_.TSC2;\ |
| pattrib_iv[5] = txpn._byte_.TSC3;\ |
| pattrib_iv[6] = txpn._byte_.TSC4;\ |
| pattrib_iv[7] = txpn._byte_.TSC5;\ |
| txpn.val = txpn.val == 0xffffffffffffULL ? 0 : \ |
| (txpn.val+1);\ |
| } while (0) |
| |
| struct hw_xmit { |
| spinlock_t xmit_lock; |
| struct list_head pending; |
| struct __queue *sta_queue; |
| struct hw_txqueue *phwtxqueue; |
| sint txcmdcnt; |
| int accnt; |
| }; |
| |
| struct pkt_attrib { |
| u8 type; |
| u8 subtype; |
| u8 bswenc; |
| u8 dhcp_pkt; |
| |
| u16 seqnum; |
| u16 ether_type; |
| u16 pktlen; /* the original 802.3 pkt raw_data len |
| * (not include ether_hdr data) |
| */ |
| u16 last_txcmdsz; |
| |
| u8 pkt_hdrlen; /*the original 802.3 pkt header len*/ |
| u8 hdrlen; /*the WLAN Header Len*/ |
| u8 nr_frags; |
| u8 ack_policy; |
| u8 mac_id; |
| u8 vcs_mode; /*virtual carrier sense method*/ |
| u8 pctrl;/*per packet txdesc control enable*/ |
| u8 qsel; |
| |
| u8 priority; |
| u8 encrypt; /* when 0 indicate no encrypt. when non-zero, |
| * indicate the encrypt algorithm |
| */ |
| u8 iv_len; |
| u8 icv_len; |
| unsigned char iv[8]; |
| unsigned char icv[8]; |
| u8 dst[ETH_ALEN]; |
| u8 src[ETH_ALEN]; |
| u8 ta[ETH_ALEN]; |
| u8 ra[ETH_ALEN]; |
| struct sta_info *psta; |
| }; |
| |
| #define WLANHDR_OFFSET 64 |
| #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 xmit_buf { |
| struct list_head list; |
| |
| u8 *pallocated_buf; |
| u8 *pbuf; |
| void *priv_data; |
| struct urb *pxmit_urb[8]; |
| u32 aggr_nr; |
| }; |
| |
| struct xmit_frame { |
| struct list_head list; |
| struct pkt_attrib attrib; |
| _pkt *pkt; |
| int frame_tag; |
| struct _adapter *padapter; |
| u8 *buf_addr; |
| struct xmit_buf *pxmitbuf; |
| u8 *mem_addr; |
| u16 sz[8]; |
| struct urb *pxmit_urb[8]; |
| u8 bpending[8]; |
| u8 last[8]; |
| }; |
| |
| struct tx_servq { |
| struct list_head tx_pending; |
| struct __queue sta_pending; |
| int qcnt; |
| }; |
| |
| struct sta_xmit_priv { |
| spinlock_t lock; |
| sint option; |
| sint 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]; |
| uint sta_tx_bytes; |
| u64 sta_tx_pkts; |
| uint sta_tx_fail; |
| }; |
| |
| struct hw_txqueue { |
| /*volatile*/ sint head; |
| /*volatile*/ sint tail; |
| /*volatile*/ sint free_sz; /*in units of 64 bytes*/ |
| /*volatile*/ sint free_cmdsz; |
| /*volatile*/ sint txsz[8]; |
| uint ff_hwaddr; |
| uint cmd_hwaddr; |
| sint 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; |
| struct __queue legacy_dz_queue; |
| struct __queue apsd_queue; |
| u8 *pallocated_frame_buf; |
| u8 *pxmit_frame_buf; |
| uint free_xmitframe_cnt; |
| uint mapping_addr; |
| uint pkt_sz; |
| struct __queue free_xmit_queue; |
| struct hw_txqueue be_txqueue; |
| struct hw_txqueue bk_txqueue; |
| struct hw_txqueue vi_txqueue; |
| struct hw_txqueue vo_txqueue; |
| struct hw_txqueue bmc_txqueue; |
| uint frag_len; |
| struct _adapter *adapter; |
| u8 vcs_setting; |
| u8 vcs; |
| u8 vcs_type; |
| u16 rts_thresh; |
| uint tx_bytes; |
| u64 tx_pkts; |
| uint tx_drop; |
| struct hw_xmit *hwxmits; |
| u8 hwxmit_entry; |
| u8 txirp_cnt; |
| struct tasklet_struct xmit_tasklet; |
| struct work_struct xmit_pipe4_reset_wi; |
| struct work_struct xmit_pipe6_reset_wi; |
| struct work_struct xmit_piped_reset_wi; |
| /*per AC pending irp*/ |
| int beq_cnt; |
| int bkq_cnt; |
| int viq_cnt; |
| int voq_cnt; |
| struct __queue free_amsdu_xmit_queue; |
| u8 *pallocated_amsdu_frame_buf; |
| u8 *pxmit_amsdu_frame_buf; |
| uint free_amsdu_xmitframe_cnt; |
| struct __queue free_txagg_xmit_queue; |
| u8 *pallocated_txagg_frame_buf; |
| u8 *pxmit_txagg_frame_buf; |
| uint free_txagg_xmitframe_cnt; |
| int cmdseq; |
| struct __queue free_xmitbuf_queue; |
| struct __queue pending_xmitbuf_queue; |
| u8 *pallocated_xmitbuf; |
| u8 *pxmitbuf; |
| uint free_xmitbuf_cnt; |
| }; |
| |
| int r8712_free_xmitbuf(struct xmit_priv *pxmitpriv, |
| struct xmit_buf *pxmitbuf); |
| struct xmit_buf *r8712_alloc_xmitbuf(struct xmit_priv *pxmitpriv); |
| void r8712_update_protection(struct _adapter *padapter, u8 *ie, uint ie_len); |
| struct xmit_frame *r8712_alloc_xmitframe(struct xmit_priv *pxmitpriv); |
| void r8712_free_xmitframe(struct xmit_priv *pxmitpriv, |
| struct xmit_frame *pxmitframe); |
| void r8712_free_xmitframe_queue(struct xmit_priv *pxmitpriv, |
| struct __queue *pframequeue); |
| sint r8712_xmit_classifier(struct _adapter *padapter, |
| struct xmit_frame *pxmitframe); |
| sint r8712_xmitframe_coalesce(struct _adapter *padapter, _pkt *pkt, |
| struct xmit_frame *pxmitframe); |
| sint _r8712_init_hw_txqueue(struct hw_txqueue *phw_txqueue, u8 ac_tag); |
| void _r8712_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv); |
| sint r8712_update_attrib(struct _adapter *padapter, _pkt *pkt, |
| struct pkt_attrib *pattrib); |
| int r8712_txframes_sta_ac_pending(struct _adapter *padapter, |
| struct pkt_attrib *pattrib); |
| sint _r8712_init_xmit_priv(struct xmit_priv *pxmitpriv, |
| struct _adapter *padapter); |
| void _free_xmit_priv(struct xmit_priv *pxmitpriv); |
| void r8712_free_xmitframe_ex(struct xmit_priv *pxmitpriv, |
| struct xmit_frame *pxmitframe); |
| int r8712_pre_xmit(struct _adapter *padapter, struct xmit_frame *pxmitframe); |
| int r8712_xmit_enqueue(struct _adapter *padapter, |
| struct xmit_frame *pxmitframe); |
| int r8712_xmit_direct(struct _adapter *padapter, struct xmit_frame *pxmitframe); |
| void r8712_xmit_bh(void *priv); |
| |
| void xmitframe_xmitbuf_attach(struct xmit_frame *pxmitframe, |
| struct xmit_buf *pxmitbuf); |
| |
| #include "rtl8712_xmit.h" |
| |
| #endif /*_RTL871X_XMIT_H_*/ |
| |