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rtl8188eu/include/rtw_xmit.h
Larry Finger c5e461c221 rtl8188eu: Remove configuration parameters and dead code for other devices 
The vendor code includes some code that is needed for RTL8182CU, RTL8192DU,
RTL8711, RTL8712, and RTL8723AU. This dead code is removed.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2013-07-11 10:59:02 -05:00

601 lines
14 KiB
C
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/******************************************************************************
*
* Copyright(c) 2007 - 2011 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
*
*
******************************************************************************/
#ifndef _RTW_XMIT_H_
#define _RTW_XMIT_H_
#include <drv_conf.h>
#include <osdep_service.h>
#include <drv_types.h>
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
//#define MAX_XMITBUF_SZ (30720)// (2048)
#ifdef CONFIG_TX_AGGREGATION
#define MAX_XMITBUF_SZ (20480) // 20k
#else
#define MAX_XMITBUF_SZ (12288) //12k 1536*8
#endif
#if defined CONFIG_SDIO_HCI
#define NR_XMITBUFF (16)
#endif
#if defined(CONFIG_GSPI_HCI)
#define NR_XMITBUFF (128)
#endif
#elif defined (CONFIG_USB_HCI)
#ifdef CONFIG_USB_TX_AGGREGATION
#define MAX_XMITBUF_SZ (20480) // 20k
#else
#define MAX_XMITBUF_SZ (2048)
#endif
#ifdef CONFIG_SINGLE_XMIT_BUF
#define NR_XMITBUFF (1)
#else
#define NR_XMITBUFF (4)
#endif //CONFIG_SINGLE_XMIT_BUF
#elif defined (CONFIG_PCI_HCI)
#define MAX_XMITBUF_SZ (1664)
#define NR_XMITBUFF (128)
#endif
#ifdef CONFIG_PCI_HCI
#define XMITBUF_ALIGN_SZ 4
#else
#define XMITBUF_ALIGN_SZ 512
#endif
// 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
#ifdef CONFIG_PCI_HCI
//#define TXDESC_NUM 64
#define TXDESC_NUM 128
#define TXDESC_NUM_BE_QUEUE 128
#endif
#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
#ifdef CONFIG_TX_EARLY_MODE
#define EARLY_MODE_INFO_SIZE 8
#endif
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
#define TXDESC_OFFSET TXDESC_SIZE
#endif
#ifdef CONFIG_USB_HCI
#define PACKET_OFFSET_SZ (8)
#define TXDESC_OFFSET (TXDESC_SIZE + PACKET_OFFSET_SZ)
#endif
#ifdef CONFIG_PCI_HCI
#define TXDESC_OFFSET 0
#define TX_DESC_NEXT_DESC_OFFSET 40
#endif
struct tx_desc{
//DWORD 0
__le32 txdw0;
__le32 txdw1;
__le32 txdw2;
__le32 txdw3;
__le32 txdw4;
__le32 txdw5;
__le32 txdw6;
__le32 txdw7;
};
union txdesc {
struct tx_desc txdesc;
unsigned int value[TXDESC_SIZE>>2];
};
#ifdef CONFIG_PCI_HCI
#define PCI_MAX_TX_QUEUE_COUNT 8
struct rtw_tx_ring {
struct tx_desc *desc;
dma_addr_t dma;
unsigned int idx;
unsigned int entries;
_queue queue;
u32 qlen;
};
#endif
struct hw_xmit {
//_lock xmit_lock;
//_list pending;
_queue *sta_queue;
//struct hw_txqueue *phwtxqueue;
//sint txcmdcnt;
int accnt;
};
//reduce size
struct pkt_attrib
{
u8 type;
u8 subtype;
u8 bswenc;
u8 dhcp_pkt;
u16 ether_type;
u16 seqnum;
u16 pkt_hdrlen; //the original 802.3 pkt header len
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;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
u8 hw_tcp_csum;
#endif
};
#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);
void rtw_sctx_done(struct submit_ctx **sctx);
struct xmit_buf
{
_list list;
_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;
#ifdef CONFIG_USB_HCI
//u32 sz[8];
u32 ff_hwaddr;
PURB pxmit_urb[8];
dma_addr_t dma_transfer_addr; /* (in) dma addr for transfer_buffer */
u8 bpending[8];
sint last[8];
#endif
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
u8 *phead;
u8 *pdata;
u8 *ptail;
u8 *pend;
u32 ff_hwaddr;
u8 pg_num;
u8 agg_num;
#endif
#if defined(DBG_XMIT_BUF )|| defined(DBG_XMIT_BUF_EXT)
u8 no;
#endif
};
struct xmit_frame
{
_list list;
struct pkt_attrib attrib;
_pkt *pkt;
int frame_tag;
_adapter *padapter;
u8 *buf_addr;
struct xmit_buf *pxmitbuf;
#if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
u8 pg_num;
u8 agg_num;
#endif
#ifdef CONFIG_USB_HCI
#ifdef CONFIG_USB_TX_AGGREGATION
u8 agg_num;
#endif
s8 pkt_offset;
#endif
#ifdef CONFIG_XMIT_ACK
u8 ack_report;
#endif
};
struct tx_servq {
_list tx_pending;
_queue sta_pending;
int qcnt;
};
struct sta_xmit_priv
{
_lock lock;
sint option;
sint apsd_setting; //When bit mask is on, the associated edca queue supports APSD.
//struct tx_servq blk_q[MAX_NUMBLKS];
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
_list legacy_dz;
_list 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 agg_pkt_info{
u16 offset;
u16 pkt_len;
};
struct xmit_priv {
_lock lock;
_sema xmit_sema;
_sema terminate_xmitthread_sema;
//_queue blk_strms[MAX_NUMBLKS];
_queue be_pending;
_queue bk_pending;
_queue vi_pending;
_queue vo_pending;
_queue bm_pending;
//_queue legacy_dz_queue;
//_queue apsd_queue;
u8 *pallocated_frame_buf;
u8 *pxmit_frame_buf;
uint free_xmitframe_cnt;
//uint mapping_addr;
//uint pkt_sz;
_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;
_adapter *adapter;
u8 vcs_setting;
u8 vcs;
u8 vcs_type;
//u16 rts_thresh;
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.
#ifdef CONFIG_USB_HCI
_sema 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;
#endif
#ifdef CONFIG_PCI_HCI
// Tx
struct rtw_tx_ring tx_ring[PCI_MAX_TX_QUEUE_COUNT];
int txringcount[PCI_MAX_TX_QUEUE_COUNT];
u8 beaconDMAing; //flag of indicating beacon is transmiting to HW by DMA
struct tasklet_struct xmit_tasklet;
#endif
#ifdef CONFIG_SDIO_HCI
#ifdef CONFIG_SDIO_TX_TASKLET
struct tasklet_struct xmit_tasklet;
#endif
#endif
_queue free_xmitbuf_queue;
_queue pending_xmitbuf_queue;
u8 *pallocated_xmitbuf;
u8 *pxmitbuf;
uint free_xmitbuf_cnt;
_queue free_xmit_extbuf_queue;
u8 *pallocated_xmit_extbuf;
u8 *pxmit_extbuf;
uint free_xmit_extbuf_cnt;
u16 nqos_ssn;
#ifdef CONFIG_TX_EARLY_MODE
#ifdef CONFIG_SDIO_HCI
#define MAX_AGG_PKT_NUM 20
#else
#define MAX_AGG_PKT_NUM 256 //Max tx ampdu coounts
#endif
struct agg_pkt_info agg_pkt[MAX_AGG_PKT_NUM];
#endif
#ifdef CONFIG_XMIT_ACK
int ack_tx;
_mutex ack_tx_mutex;
struct submit_ctx ack_tx_ops;
#endif
};
extern struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv);
extern s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
extern struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv);
extern s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
void rtw_count_tx_stats(_adapter *padapter, struct xmit_frame *pxmitframe, int sz);
extern void rtw_update_protection(_adapter *padapter, u8 *ie, uint ie_len);
extern s32 rtw_make_wlanhdr(_adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib);
extern s32 rtw_put_snap(u8 *data, u16 h_proto);
extern struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv);
extern s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe);
extern void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, _queue *pframequeue);
struct tx_servq *rtw_get_sta_pending(_adapter *padapter, struct sta_info *psta, sint up, u8 *ac);
extern s32 rtw_xmitframe_enqueue(_adapter *padapter, struct xmit_frame *pxmitframe);
extern struct xmit_frame* rtw_dequeue_xframe(struct xmit_priv *pxmitpriv, struct hw_xmit *phwxmit_i, sint entry);
extern s32 rtw_xmit_classifier(_adapter *padapter, struct xmit_frame *pxmitframe);
extern u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib);
#define rtw_wlan_pkt_size(f) rtw_calculate_wlan_pkt_size_by_attribue(&f->attrib)
extern s32 rtw_xmitframe_coalesce(_adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe);
#ifdef CONFIG_TDLS
s32 rtw_xmit_tdls_coalesce(_adapter *padapter, struct xmit_frame *pxmitframe, u8 action);
#endif
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(_adapter *padapter);
s32 rtw_txframes_sta_ac_pending(_adapter *padapter, struct pkt_attrib *pattrib);
void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry);
s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, _adapter *padapter);
void _rtw_free_xmit_priv (struct xmit_priv *pxmitpriv);
void rtw_alloc_hwxmits(_adapter *padapter);
void rtw_free_hwxmits(_adapter *padapter);
s32 rtw_xmit(_adapter *padapter, _pkt **pkt);
#if defined(CONFIG_AP_MODE) || defined(CONFIG_TDLS)
sint xmitframe_enqueue_for_sleeping_sta(_adapter *padapter, struct xmit_frame *pxmitframe);
void stop_sta_xmit(_adapter *padapter, struct sta_info *psta);
void wakeup_sta_to_xmit(_adapter *padapter, struct sta_info *psta);
void xmit_delivery_enabled_frames(_adapter *padapter, struct sta_info *psta);
#endif
u8 qos_acm(u8 acm_mask, u8 priority);
#ifdef CONFIG_XMIT_THREAD_MODE
void enqueue_pending_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
struct xmit_buf* dequeue_pending_xmitbuf(struct xmit_priv *pxmitpriv);
struct xmit_buf* dequeue_pending_xmitbuf_under_survey(struct xmit_priv *pxmitpriv);
sint check_pending_xmitbuf(struct xmit_priv *pxmitpriv);
thread_return rtw_xmit_thread(thread_context context);
#endif
u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe);
#ifdef CONFIG_XMIT_ACK
int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms);
void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status);
#endif //CONFIG_XMIT_ACK
//include after declaring struct xmit_buf, in order to avoid warning
#include <xmit_osdep.h>
#endif //_RTL871X_XMIT_H_
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