diff options
Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_xmit.h')
| -rw-r--r-- | drivers/staging/rtl8712/rtl871x_xmit.h | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_xmit.h b/drivers/staging/rtl8712/rtl871x_xmit.h new file mode 100644 index 0000000..d518ce8 --- /dev/null +++ b/drivers/staging/rtl8712/rtl871x_xmit.h @@ -0,0 +1,260 @@ +#ifndef _RTL871X_XMIT_H_ +#define _RTL871X_XMIT_H_ + +#include "osdep_service.h" +#include "drv_types.h" +#include "xmit_osdep.h" + +#define MAX_XMITBUF_SZ (2048) +#define NR_XMITBUFF (4) +#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; + u32 pktlen; /* the original 802.3 pkt raw_data len + * (not include ether_hdr data) */ + u32 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 algorith*/ + 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; + struct urb *pxmit_urb[8]; +}; + +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 semaphore xmit_sema; + struct semaphore terminate_xmitthread_sema; + 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; + struct semaphore tx_retevt;/*all tx return event;*/ + 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_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); + +#include "rtl8712_xmit.h" + +#endif /*_RTL871X_XMIT_H_*/ + |
