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/*
* Header file define some tx inline functions
*
* $Id: 8192cd_tx.h,v 1.2 2010/01/29 09:39:16 jimmylin Exp $
*
* Copyright (c) 2009 Realtek Semiconductor Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _8192CD_TX_H_
#define _8192CD_TX_H_
#include "./8192cd_cfg.h"
#include "./8192cd.h"
#include "./8192cd_util.h"
#ifdef CONFIG_RTK_MESH
#define rtl8192cd_wlantx(p,t) rtl8192cd_firetx(p, t)
#endif
enum _TX_QUEUE_ {
MGNT_QUEUE = 0,
BK_QUEUE = 1,
BE_QUEUE = 2,
VI_QUEUE = 3,
VO_QUEUE = 4,
HIGH_QUEUE = 5,
BEACON_QUEUE = 6
};
#define MCAST_QNUM HIGH_QUEUE
// the purpose if actually just to link up all the desc in the same q
static __inline__ void init_txdesc(struct rtl8192cd_priv *priv, struct tx_desc *pdesc,
unsigned long ringaddr, unsigned int i)
{
if (i == (NUM_TX_DESC - 1))
(pdesc + i)->Dword10 = set_desc(ringaddr); // NextDescAddress
else
(pdesc + i)->Dword10 = set_desc(ringaddr + (i+1) * sizeof(struct tx_desc)); // NextDescAddress
}
static __inline__ unsigned int get_mpdu_len(struct tx_insn *txcfg, unsigned int fr_len)
{
return (txcfg->hdr_len + txcfg->llc + txcfg->iv + txcfg->icv + txcfg->mic + _CRCLNG_ + fr_len);
}
#define txdesc_rollover(ptxdesc, ptxhead) (*ptxhead = (*ptxhead + 1) % NUM_TX_DESC)
#define txdesc_rollback(ptxhead) (*ptxhead = (*ptxhead == 0)? (NUM_TX_DESC - 1) : (*ptxhead - 1))
static __inline__ void tx_poll(struct rtl8192cd_priv *priv, int q_num)
{
unsigned char val = 0;
#ifdef CONFIG_RTL8671
#ifdef CONFIG_CPU_RLX4181
r3k_flush_dcache_range(0,0);
#endif
#endif
switch (q_num) {
case MGNT_QUEUE:
val = MGQ_POLL;
break;
case BK_QUEUE:
val = BKQ_POLL;
break;
case BE_QUEUE:
val = BEQ_POLL;
break;
case VI_QUEUE:
val = VIQ_POLL;
break;
case VO_QUEUE:
val = VOQ_POLL;
break;
case HIGH_QUEUE:
val = HQ_POLL;
break;
default:
break;
}
RTL_W8(PCIE_CTRL_REG, val);
}
#define desc_copy(dst, src) memcpy(dst, src, 32)
#define descinfo_copy(d, s) \
do { \
struct tx_desc_info *dst = (struct tx_desc_info *)d; \
struct tx_desc_info *src = (struct tx_desc_info *)s; \
dst->type = src->type; \
dst->len = src->len; \
dst->rate = src->rate; \
} while (0)
#ifdef WDS
#define DECLARE_TXINSN(A) struct tx_insn A; \
do { \
memset(&A, 0, sizeof(struct tx_insn)); \
A.wdsIdx = -1; \
} while (0)
#define DECLARE_TXCFG(P, TEMPLATE) struct tx_insn *P = &(TEMPLATE); \
do { \
memset(P, 0, sizeof(struct tx_insn)); \
P->wdsIdx = -1; \
} while (0)
#else
#define DECLARE_TXINSN(A) struct tx_insn A; \
do { \
memset(&A, 0, sizeof(struct tx_insn)); \
} while (0)
#define DECLARE_TXCFG(P, TEMPLATE) struct tx_insn* P = &(TEMPLATE); \
do { \
memset(P, 0, sizeof(struct tx_insn)); \
} while (0)
#endif // WDS
#endif // _8192CD_TX_H_
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