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/* ============================================================================
Module Name:
MLMETxRx.C
Description:
The interface between MDS (MAC Data Service) and MLME.
Revision History:
--------------------------------------------------------------------------
200209 UN20 Jennifer Xu
Initial Release
20021108 PD43 Austin Liu
20030117 PD43 Austin Liu
Deleted MLMEReturnPacket and MLMEProcThread()
Copyright (c) 1996-2002 Winbond Electronics Corp. All Rights Reserved.
============================================================================ */
#include "sysdef.h"
#include "mds_f.h"
#include <linux/netdevice.h>
int MLMESendFrame(struct wbsoft_priv *adapter, u8 *pMMPDU, u16 len, u8 DataType)
{
if (adapter->sMlmeFrame.IsInUsed != PACKET_FREE_TO_USE) {
adapter->sMlmeFrame.wNumTxMMPDUDiscarded++;
return NETDEV_TX_BUSY;
}
adapter->sMlmeFrame.IsInUsed = PACKET_COME_FROM_MLME;
/* Keep information for sending */
adapter->sMlmeFrame.pMMPDU = pMMPDU;
adapter->sMlmeFrame.DataType = DataType;
/* len must be the last setting due to QUERY_SIZE_SECOND of Mds */
adapter->sMlmeFrame.len = len;
adapter->sMlmeFrame.wNumTxMMPDU++;
/* H/W will enter power save by set the register. S/W don't send null frame
with PWRMgt bit enbled to enter power save now. */
Mds_Tx(adapter);
return NETDEV_TX_OK;
}
void MLME_GetNextPacket(struct wbsoft_priv *adapter, struct wb35_descriptor *desc)
{
desc->InternalUsed = desc->buffer_start_index + desc->buffer_number;
desc->InternalUsed %= MAX_DESCRIPTOR_BUFFER_INDEX;
desc->buffer_address[desc->InternalUsed] = adapter->sMlmeFrame.pMMPDU;
desc->buffer_size[desc->InternalUsed] = adapter->sMlmeFrame.len;
desc->buffer_total_size += adapter->sMlmeFrame.len;
desc->buffer_number++;
desc->Type = adapter->sMlmeFrame.DataType;
}
static void MLMEfreeMMPDUBuffer(struct wbsoft_priv *adapter, s8 *pData)
{
int i;
/* Reclaim the data buffer */
for (i = 0; i < MAX_NUM_TX_MMPDU; i++) {
if (pData == (s8 *)&(adapter->sMlmeFrame.TxMMPDU[i]))
break;
}
if (adapter->sMlmeFrame.TxMMPDUInUse[i])
adapter->sMlmeFrame.TxMMPDUInUse[i] = false;
else {
/* Something wrong
PD43 Add debug code here??? */
}
}
void
MLME_SendComplete(struct wbsoft_priv *adapter, u8 PacketID, unsigned char SendOK)
{
/* Reclaim the data buffer */
adapter->sMlmeFrame.len = 0;
MLMEfreeMMPDUBuffer(adapter, adapter->sMlmeFrame.pMMPDU);
/* Return resource */
adapter->sMlmeFrame.IsInUsed = PACKET_FREE_TO_USE;
}
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