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- /******************************************************************************
- *
- * 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;
- };
- static inline struct __queue *get_free_xmit_queue(
- struct xmit_priv *pxmitpriv)
- {
- return &(pxmitpriv->free_xmit_queue);
- }
- 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_*/
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