/******************************************************************************
 *
 * Copyright(c) 2007 - 2017 Realtek Corporation.
 *
 * 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.
 *
 *****************************************************************************/
#define _RTL8188E_XMIT_C_

#include <drv_types.h>
#include <rtl8188e_hal.h>

#ifdef CONFIG_XMIT_ACK
void dump_txrpt_ccx_88e(void *buf)
{
	struct txrpt_ccx_88e *txrpt_ccx = (struct txrpt_ccx_88e *)buf;

	RTW_INFO("%s:\n"
		"tag1:%u, pkt_num:%u, txdma_underflow:%u, int_bt:%u, int_tri:%u, int_ccx:%u\n"
		 "mac_id:%u, pkt_ok:%u, bmc:%u\n"
		 "retry_cnt:%u, lifetime_over:%u, retry_over:%u\n"
		 "ccx_qtime:%u\n"
		 "final_data_rate:0x%02x\n"
		 "qsel:%u, sw:0x%03x\n"
		 , __func__
		, txrpt_ccx->tag1, txrpt_ccx->pkt_num, txrpt_ccx->txdma_underflow, txrpt_ccx->int_bt, txrpt_ccx->int_tri, txrpt_ccx->int_ccx
		 , txrpt_ccx->mac_id, txrpt_ccx->pkt_ok, txrpt_ccx->bmc
		, txrpt_ccx->retry_cnt, txrpt_ccx->lifetime_over, txrpt_ccx->retry_over
		 , txrpt_ccx_qtime_88e(txrpt_ccx)
		 , txrpt_ccx->final_data_rate
		 , txrpt_ccx->qsel, txrpt_ccx_sw_88e(txrpt_ccx)
		);
}

void handle_txrpt_ccx_88e(_adapter *adapter, u8 *buf)
{
	struct txrpt_ccx_88e *txrpt_ccx = (struct txrpt_ccx_88e *)buf;

#ifdef DBG_CCX
	dump_txrpt_ccx_88e(buf);
#endif

	if (txrpt_ccx->int_ccx) {
		if (txrpt_ccx->pkt_ok)
			rtw_ack_tx_done(&adapter->xmitpriv, RTW_SCTX_DONE_SUCCESS);
		else
			rtw_ack_tx_done(&adapter->xmitpriv, RTW_SCTX_DONE_CCX_PKT_FAIL);
	}
}
#endif /* CONFIG_XMIT_ACK */

void _dbg_dump_tx_info(_adapter	*padapter, int frame_tag, struct tx_desc *ptxdesc)
{
	u8 bDumpTxPkt;
	u8 bDumpTxDesc = _FALSE;
	rtw_hal_get_def_var(padapter, HAL_DEF_DBG_DUMP_TXPKT, &(bDumpTxPkt));

	if (bDumpTxPkt == 1) { /* dump txdesc for data frame */
		RTW_INFO("dump tx_desc for data frame\n");
		if ((frame_tag & 0x0f) == DATA_FRAMETAG)
			bDumpTxDesc = _TRUE;
	} else if (bDumpTxPkt == 2) { /* dump txdesc for mgnt frame */
		RTW_INFO("dump tx_desc for mgnt frame\n");
		if ((frame_tag & 0x0f) == MGNT_FRAMETAG)
			bDumpTxDesc = _TRUE;
	} else if (bDumpTxPkt == 3) { /* dump early info */
	}

	if (bDumpTxDesc) {
		/* ptxdesc->txdw4 = cpu_to_le32(0x00001006); */ /* RTS Rate=24M */
		/*	ptxdesc->txdw6 = 0x6666f800; */
		RTW_INFO("=====================================\n");
		RTW_INFO("txdw0(0x%08x)\n", ptxdesc->txdw0);
		RTW_INFO("txdw1(0x%08x)\n", ptxdesc->txdw1);
		RTW_INFO("txdw2(0x%08x)\n", ptxdesc->txdw2);
		RTW_INFO("txdw3(0x%08x)\n", ptxdesc->txdw3);
		RTW_INFO("txdw4(0x%08x)\n", ptxdesc->txdw4);
		RTW_INFO("txdw5(0x%08x)\n", ptxdesc->txdw5);
		RTW_INFO("txdw6(0x%08x)\n", ptxdesc->txdw6);
		RTW_INFO("txdw7(0x%08x)\n", ptxdesc->txdw7);
		RTW_INFO("=====================================\n");
	}

}

/*
 * Description:
 *	Aggregation packets and send to hardware
 *
 * Return:
 *	0	Success
 *	-1	Hardware resource(TX FIFO) not ready
 *	-2	Software resource(xmitbuf) not ready
 */
#ifdef CONFIG_TX_EARLY_MODE

/* #define DBG_EMINFO */

#if RTL8188E_EARLY_MODE_PKT_NUM_10 == 1
	#define EARLY_MODE_MAX_PKT_NUM	10
#else
	#define EARLY_MODE_MAX_PKT_NUM	5
#endif


struct EMInfo {
	u8	EMPktNum;
	u16  EMPktLen[EARLY_MODE_MAX_PKT_NUM];
};


void
InsertEMContent_8188E(
	struct EMInfo *pEMInfo,
	u8 *VirtualAddress)
{

#if RTL8188E_EARLY_MODE_PKT_NUM_10 == 1
	u8 index = 0;
	u32	dwtmp = 0;
#endif

	_rtw_memset(VirtualAddress, 0, EARLY_MODE_INFO_SIZE);
	if (pEMInfo->EMPktNum == 0)
		return;

#ifdef DBG_EMINFO
	{
		int i;
		RTW_INFO("\n%s ==> pEMInfo->EMPktNum =%d\n", __FUNCTION__, pEMInfo->EMPktNum);
		for (i = 0; i < EARLY_MODE_MAX_PKT_NUM; i++)
			RTW_INFO("%s ==> pEMInfo->EMPktLen[%d] =%d\n", __FUNCTION__, i, pEMInfo->EMPktLen[i]);

	}
#endif

#if RTL8188E_EARLY_MODE_PKT_NUM_10 == 1
	SET_EARLYMODE_PKTNUM(VirtualAddress, pEMInfo->EMPktNum);

	if (pEMInfo->EMPktNum == 1)
		dwtmp = pEMInfo->EMPktLen[0];
	else {
		dwtmp = pEMInfo->EMPktLen[0];
		dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
		dwtmp += pEMInfo->EMPktLen[1];
	}
	SET_EARLYMODE_LEN0(VirtualAddress, dwtmp);
	if (pEMInfo->EMPktNum <= 3)
		dwtmp = pEMInfo->EMPktLen[2];
	else {
		dwtmp = pEMInfo->EMPktLen[2];
		dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
		dwtmp += pEMInfo->EMPktLen[3];
	}
	SET_EARLYMODE_LEN1(VirtualAddress, dwtmp);
	if (pEMInfo->EMPktNum <= 5)
		dwtmp = pEMInfo->EMPktLen[4];
	else {
		dwtmp = pEMInfo->EMPktLen[4];
		dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
		dwtmp += pEMInfo->EMPktLen[5];
	}
	SET_EARLYMODE_LEN2_1(VirtualAddress, dwtmp & 0xF);
	SET_EARLYMODE_LEN2_2(VirtualAddress, dwtmp >> 4);
	if (pEMInfo->EMPktNum <= 7)
		dwtmp = pEMInfo->EMPktLen[6];
	else {
		dwtmp = pEMInfo->EMPktLen[6];
		dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
		dwtmp += pEMInfo->EMPktLen[7];
	}
	SET_EARLYMODE_LEN3(VirtualAddress, dwtmp);
	if (pEMInfo->EMPktNum <= 9)
		dwtmp = pEMInfo->EMPktLen[8];
	else {
		dwtmp = pEMInfo->EMPktLen[8];
		dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
		dwtmp += pEMInfo->EMPktLen[9];
	}
	SET_EARLYMODE_LEN4(VirtualAddress, dwtmp);
#else
	SET_EARLYMODE_PKTNUM(VirtualAddress, pEMInfo->EMPktNum);
	SET_EARLYMODE_LEN0(VirtualAddress, pEMInfo->EMPktLen[0]);
	SET_EARLYMODE_LEN1(VirtualAddress, pEMInfo->EMPktLen[1]);
	SET_EARLYMODE_LEN2_1(VirtualAddress, pEMInfo->EMPktLen[2] & 0xF);
	SET_EARLYMODE_LEN2_2(VirtualAddress, pEMInfo->EMPktLen[2] >> 4);
	SET_EARLYMODE_LEN3(VirtualAddress, pEMInfo->EMPktLen[3]);
	SET_EARLYMODE_LEN4(VirtualAddress, pEMInfo->EMPktLen[4]);
#endif

}



void UpdateEarlyModeInfo8188E(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
{
	/* _adapter *padapter, struct xmit_frame *pxmitframe,struct tx_servq	*ptxservq */
	int index, j;
	u16 offset, pktlen;
	PTXDESC_8188E ptxdesc;

	u8 *pmem, *pEMInfo_mem;
	s8 node_num_0 = 0, node_num_1 = 0;
	struct EMInfo eminfo;
	struct agg_pkt_info *paggpkt;
	struct xmit_frame *pframe = (struct xmit_frame *)pxmitbuf->priv_data;
	pmem = pframe->buf_addr;

#ifdef DBG_EMINFO
	RTW_INFO("\n%s ==> agg_num:%d\n", __FUNCTION__, pframe->agg_num);
	for (index = 0; index < pframe->agg_num; index++) {
		offset =	pxmitpriv->agg_pkt[index].offset;
		pktlen = pxmitpriv->agg_pkt[index].pkt_len;
		RTW_INFO("%s ==> agg_pkt[%d].offset=%d\n", __FUNCTION__, index, offset);
		RTW_INFO("%s ==> agg_pkt[%d].pkt_len=%d\n", __FUNCTION__, index, pktlen);
	}
#endif

	if (pframe->agg_num > EARLY_MODE_MAX_PKT_NUM) {
		node_num_0 = pframe->agg_num;
		node_num_1 = EARLY_MODE_MAX_PKT_NUM - 1;
	}

	for (index = 0; index < pframe->agg_num; index++) {

		offset = pxmitpriv->agg_pkt[index].offset;
		pktlen = pxmitpriv->agg_pkt[index].pkt_len;

		_rtw_memset(&eminfo, 0, sizeof(struct EMInfo));
		if (pframe->agg_num > EARLY_MODE_MAX_PKT_NUM) {
			if (node_num_0 > EARLY_MODE_MAX_PKT_NUM) {
				eminfo.EMPktNum = EARLY_MODE_MAX_PKT_NUM;
				node_num_0--;
			} else {
				eminfo.EMPktNum = node_num_1;
				node_num_1--;
			}
		} else
			eminfo.EMPktNum = pframe->agg_num - (index + 1);
		for (j = 0; j < eminfo.EMPktNum ; j++) {
			eminfo.EMPktLen[j] = pxmitpriv->agg_pkt[index + 1 + j].pkt_len + 4; /* 4 bytes CRC */
		}

		if (pmem) {
			if (index == 0) {
				ptxdesc = (PTXDESC_8188E)(pmem);
				pEMInfo_mem = ((u8 *)ptxdesc) + TXDESC_SIZE;
			} else {
				pmem = pmem + pxmitpriv->agg_pkt[index - 1].offset;
				ptxdesc = (PTXDESC_8188E)(pmem);
				pEMInfo_mem = ((u8 *)ptxdesc) + TXDESC_SIZE;
			}

#ifdef DBG_EMINFO
			RTW_INFO("%s ==> desc.pkt_len=%d\n", __FUNCTION__, ptxdesc->pktlen);
#endif
			InsertEMContent_8188E(&eminfo, pEMInfo_mem);
		}


	}
	_rtw_memset(pxmitpriv->agg_pkt, 0, sizeof(struct agg_pkt_info) * MAX_AGG_PKT_NUM);

}
#endif

void fill_txdesc_force_bmc_camid(struct pkt_attrib *pattrib, struct tx_desc *ptxdesc)
{
	if ((pattrib->encrypt > 0) && (!pattrib->bswenc)
	    && (pattrib->bmc_camid != INVALID_SEC_MAC_CAM_ID)) {

		ptxdesc->txdw1 |= cpu_to_le32((0x01 << 21) & 0x00200000);
		ptxdesc->txdw1 |= cpu_to_le32((pattrib->bmc_camid) & 0x1f);
	}
}

void rtl8188e_cal_txdesc_chksum(struct tx_desc *ptxdesc)
{
	u16	*usPtr = (u16 *)ptxdesc;
	u32 count = 16;		/* (32 bytes / 2 bytes per XOR) => 16 times */
	u32 index;
	u16 checksum = 0;


	/* Clear first */
	ptxdesc->txdw7 &= cpu_to_le32(0xffff0000);

	for (index = 0; index < count; index++)
		checksum ^= le16_to_cpu(*(usPtr + index));

	ptxdesc->txdw7 |= cpu_to_le32(checksum & 0x0000ffff);
}