/**
* @brief This function adds a BSS priority table
*
* @param priv A pointer to mlan_private structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status
wlan_add_bsspriotbl(pmlan_private priv)
{
pmlan_adapter pmadapter = priv->adapter;
mlan_bssprio_node *pbssprio = MNULL;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
if ((status =
pmadapter->callbacks.moal_malloc(pmadapter->pmoal_handle,
sizeof(mlan_bssprio_node),
MLAN_MEM_DEF,
(t_u8 **) & pbssprio))) {
PRINTM(MERROR, "Failed to allocate bsspriotbl\n");
return status;
}
pbssprio->priv = priv;
util_init_list((pmlan_linked_list) pbssprio);
if (!pmadapter->bssprio_tbl[priv->bss_priority].bssprio_cur)
pmadapter->bssprio_tbl[priv->bss_priority].bssprio_cur = pbssprio;
util_enqueue_list_tail(pmadapter->pmoal_handle,
&pmadapter->bssprio_tbl[priv->
bss_priority].bssprio_head,
(pmlan_linked_list) pbssprio,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock);
LEAVE();
return status;
}
/**
* @brief This function adds a BSS priority table
*
* @param pmadapter A pointer to mlan_adapter structure
* @param bss_num BSS number
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
wlan_add_bsspriotbl(pmlan_adapter pmadapter, t_u8 bss_num)
{
pmlan_private priv = pmadapter->priv[bss_num];
mlan_bssprio_node *pbssprio;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
if ((status = pmadapter->callbacks.moal_malloc(sizeof(mlan_bssprio_node),
(t_u8 **) & pbssprio))) {
PRINTM(MERROR, "Allocation failed for add_bsspriotbl\n");
return status;
}
pbssprio->priv = priv;
util_init_list((pmlan_linked_list) pbssprio);
if (!pmadapter->bssprio_tbl[priv->bss_priority].bssprio_cur)
pmadapter->bssprio_tbl[priv->bss_priority].bssprio_cur = pbssprio;
util_enqueue_list_tail(&pmadapter->bssprio_tbl[priv->bss_priority].
bssprio_head, (pmlan_linked_list) pbssprio,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock);
LEAVE();
return status;
}
/**
* @brief This function will create a entry in tx ba stream table for the
* given RA/TID.
*
* @param priv A pointer to mlan_private
* @param ra RA to find in reordering table
* @param tid TID to find in reordering table
* @param ba_status BA stream status to create the stream with
*
* @return N/A
*/
void
wlan_11n_create_txbastream_tbl(mlan_private * priv,
t_u8 * ra, int tid, baStatus_e ba_status)
{
TxBAStreamTbl *newNode = MNULL;
pmlan_adapter pmadapter = priv->adapter;
ENTER();
if (!wlan_11n_get_txbastream_tbl(priv, tid, ra)) {
PRINTM(MDAT_D, "get_txbastream_tbl TID %d", tid);
DBG_HEXDUMP(MDAT_D, "RA", ra, MLAN_MAC_ADDR_LENGTH);
pmadapter->callbacks.moal_malloc(pmadapter->pmoal_handle,
sizeof(TxBAStreamTbl), MLAN_MEM_DEF,
(t_u8 **) & newNode);
util_init_list((pmlan_linked_list) newNode);
newNode->tid = tid;
newNode->ba_status = ba_status;
memcpy(pmadapter, newNode->ra, ra, MLAN_MAC_ADDR_LENGTH);
util_enqueue_list_tail(pmadapter->pmoal_handle,
&priv->tx_ba_stream_tbl_ptr,
(pmlan_linked_list) newNode,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock);
}
LEAVE();
}
/**
* @brief This function cleans up reorder tbl
*
* @param priv A pointer to mlan_private
*
* @return N/A
*/
void
wlan_11n_cleanup_reorder_tbl(mlan_private * priv)
{
RxReorderTbl *del_tbl_ptr;
ENTER();
while ((del_tbl_ptr = (RxReorderTbl *)
util_peek_list(&priv->rx_reorder_tbl_ptr,
priv->adapter->callbacks.moal_spin_lock,
priv->adapter->callbacks.moal_spin_unlock))) {
wlan_11n_delete_rxreorder_tbl_entry(priv, del_tbl_ptr);
}
util_init_list((pmlan_linked_list) & priv->rx_reorder_tbl_ptr);
LEAVE();
}
/**
* @brief This function will delete all the entries in Tx BA Stream table
*
* @param priv A pointer to mlan_private
*
* @return N/A
*/
void
wlan_11n_deleteall_txbastream_tbl(mlan_private * priv)
{
int i;
TxBAStreamTbl *del_tbl_ptr = MNULL;
ENTER();
while ((del_tbl_ptr = (TxBAStreamTbl *)
util_peek_list(priv->adapter->pmoal_handle,
&priv->tx_ba_stream_tbl_ptr,
priv->adapter->callbacks.moal_spin_lock,
priv->adapter->callbacks.moal_spin_unlock))) {
wlan_11n_delete_txbastream_tbl_entry(priv, del_tbl_ptr);
}
util_init_list((pmlan_linked_list) & priv->tx_ba_stream_tbl_ptr);
for (i = 0; i < MAX_NUM_TID; ++i) {
priv->aggr_prio_tbl[i].ampdu_ap = priv->aggr_prio_tbl[i].ampdu_user;
}
LEAVE();
}
/**
* @brief This function will create a entry in rx reordering table for the
* given ta/tid and will initialize it with seq_num, win_size
*
* @param priv A pointer to mlan_private
* @param ta ta to find in reordering table
* @param tid tid to find in reordering table
* @param win_size win_size for the give ta/tid pair.
* @param seq_num Starting sequence number for current entry.
*
* @return N/A
*/
t_void
wlan_11n_create_rxreorder_tbl(mlan_private * priv, t_u8 * ta, int tid,
int win_size, int seq_num)
{
int i;
pmlan_adapter pmadapter = priv->adapter;
RxReorderTbl *rx_reor_tbl_ptr, *new_node;
ENTER();
/*
* If we get a TID, ta pair which is already present dispatch all the
* the packets and move the window size until the ssn
*/
if ((rx_reor_tbl_ptr = wlan_11n_get_rxreorder_tbl(priv, tid, ta))) {
wlan_11n_dispatch_pkt_until_start_win(priv, rx_reor_tbl_ptr, seq_num);
} else {
PRINTM(MDAT_D, "%s: seq_num %d, tid %d, ta %02x:%02x:%02x:%02x:"
"%02x:%02x, win_size %d\n", __FUNCTION__,
seq_num, tid, ta[0], ta[1], ta[2], ta[3],
ta[4], ta[5], win_size);
if (pmadapter->callbacks.moal_malloc(sizeof(RxReorderTbl),
(t_u8 **) & new_node)) {
PRINTM(MERROR, "Rx reorder memory allocation failed\n");
return;
}
util_init_list((pmlan_linked_list) new_node);
new_node->tid = tid;
memcpy(new_node->ta, ta, MLAN_MAC_ADDR_LENGTH);
new_node->start_win = seq_num;
new_node->win_size = win_size;
if (pmadapter->callbacks.moal_malloc(sizeof(t_void *) * win_size,
(t_u8 **) & new_node->
rx_reorder_ptr)) {
PRINTM(MERROR, "Rx reorder table memory allocation" "failed\n");
pmadapter->callbacks.moal_mfree((t_u8 *) new_node);
return;
}
PRINTM(MDAT_D, "Create ReorderPtr: %p\n", new_node);
new_node->timer_context.ptr = new_node;
new_node->timer_context.priv = priv;
new_node->timer_context.timer_is_set = MFALSE;
pmadapter->callbacks.moal_init_timer(&new_node->timer_context.
timer, wlan_flush_data,
&new_node->timer_context);
for (i = 0; i < win_size; ++i)
new_node->rx_reorder_ptr[i] = MNULL;
util_enqueue_list_tail(&priv->rx_reorder_tbl_ptr,
(pmlan_linked_list) new_node,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock);
}
LEAVE();
}
/**
* @brief This function will create a entry in rx reordering table for the
* given ta/tid and will initialize it with seq_num, win_size
*
* @param priv A pointer to mlan_private
* @param ta ta to find in reordering table
* @param tid tid to find in reordering table
* @param win_size win_size for the give ta/tid pair.
* @param seq_num Starting sequence number for current entry.
*
* @return N/A
*/
t_void
wlan_11n_create_rxreorder_tbl(mlan_private * priv, t_u8 * ta, int tid,
int win_size, int seq_num)
{
int i;
pmlan_adapter pmadapter = priv->adapter;
RxReorderTbl *rx_reor_tbl_ptr, *new_node;
#ifdef UAP_SUPPORT
sta_node *sta_ptr = MNULL;
#endif
t_u16 last_seq = 0;
ENTER();
/*
* If we get a TID, ta pair which is already present dispatch all the
* the packets and move the window size until the ssn
*/
if ((rx_reor_tbl_ptr = wlan_11n_get_rxreorder_tbl(priv, tid, ta))) {
wlan_11n_dispatch_pkt_until_start_win(priv, rx_reor_tbl_ptr, seq_num);
} else {
PRINTM(MDAT_D, "%s: seq_num %d, tid %d, ta %02x:%02x:%02x:%02x:"
"%02x:%02x, win_size %d\n", __FUNCTION__,
seq_num, tid, ta[0], ta[1], ta[2], ta[3],
ta[4], ta[5], win_size);
if (pmadapter->callbacks.
moal_malloc(pmadapter->pmoal_handle, sizeof(RxReorderTbl),
MLAN_MEM_DEF, (t_u8 **) & new_node)) {
PRINTM(MERROR, "Rx reorder memory allocation failed\n");
return;
}
util_init_list((pmlan_linked_list) new_node);
new_node->tid = tid;
memcpy(pmadapter, new_node->ta, ta, MLAN_MAC_ADDR_LENGTH);
new_node->start_win = seq_num;
if (queuing_ra_based(priv)) {
// TODO for adhoc
#ifdef UAP_SUPPORT
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_UAP) {
if ((sta_ptr = wlan_get_station_entry(priv, ta)))
last_seq = sta_ptr->rx_seq[tid];
}
#endif
PRINTM(MINFO, "UAP/ADHOC:last_seq=%d start_win=%d\n", last_seq,
new_node->start_win);
} else {
last_seq = priv->rx_seq[tid];
}
if (last_seq >= new_node->start_win) {
PRINTM(MDAT_D, "Update start_win: last_seq=%d, start_win=%d\n",
last_seq, new_node->start_win);
new_node->start_win = last_seq + 1;
}
new_node->win_size = win_size;
if (pmadapter->callbacks.
moal_malloc(pmadapter->pmoal_handle, sizeof(t_void *) * win_size,
MLAN_MEM_DEF, (t_u8 **) & new_node->rx_reorder_ptr)) {
PRINTM(MERROR, "Rx reorder table memory allocation" "failed\n");
pmadapter->callbacks.moal_mfree(pmadapter->pmoal_handle,
(t_u8 *) new_node);
return;
}
PRINTM(MDAT_D, "Create ReorderPtr: %p\n", new_node);
new_node->timer_context.ptr = new_node;
new_node->timer_context.priv = priv;
new_node->timer_context.timer_is_set = MFALSE;
pmadapter->callbacks.moal_init_timer(pmadapter->pmoal_handle,
&new_node->timer_context.timer,
wlan_flush_data,
&new_node->timer_context);
for (i = 0; i < win_size; ++i)
new_node->rx_reorder_ptr[i] = MNULL;
util_enqueue_list_tail(pmadapter->pmoal_handle,
&priv->rx_reorder_tbl_ptr,
(pmlan_linked_list) new_node,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock);
}
LEAVE();
}
