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android13/external/wifi_driver/rtl8852be/phl/phl_rx.c

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/******************************************************************************
*
* Copyright(c) 2019 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 _PHL_RX_C_
#include "phl_headers.h"
struct rtw_phl_rx_pkt *rtw_phl_query_phl_rx(void *phl)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
void *drv_priv = phl_to_drvpriv(phl_info);
struct phl_rx_pkt_pool *rx_pkt_pool = NULL;
struct rtw_phl_rx_pkt *phl_rx = NULL;
rx_pkt_pool = (struct phl_rx_pkt_pool *)phl_info->rx_pkt_pool;
_os_spinlock(drv_priv, &rx_pkt_pool->idle_lock, _bh, NULL);
if (false == list_empty(&rx_pkt_pool->idle)) {
phl_rx = list_first_entry(&rx_pkt_pool->idle,
struct rtw_phl_rx_pkt, list);
list_del(&phl_rx->list);
rx_pkt_pool->idle_cnt--;
}
_os_spinunlock(drv_priv, &rx_pkt_pool->idle_lock, _bh, NULL);
return phl_rx;
}
u8 rtw_phl_is_phl_rx_idle(struct phl_info_t *phl_info)
{
struct phl_rx_pkt_pool *rx_pkt_pool = NULL;
u8 res = false;
rx_pkt_pool = (struct phl_rx_pkt_pool *)phl_info->rx_pkt_pool;
_os_spinlock(phl_to_drvpriv(phl_info), &rx_pkt_pool->idle_lock, _bh, NULL);
if (MAX_PHL_RING_RX_PKT_NUM == rx_pkt_pool->idle_cnt)
res = true;
else
res = false;
_os_spinunlock(phl_to_drvpriv(phl_info), &rx_pkt_pool->idle_lock, _bh, NULL);
return res;
}
void phl_dump_rx_stats(struct rtw_stats *stats)
{
PHL_TRACE(COMP_PHL_XMIT, _PHL_DEBUG_,
"Dump Rx statistics\n"
"rx_byte_uni = %lld\n"
"rx_byte_total = %lld\n"
"rx_tp_kbits = %d\n"
"last_rx_time_ms = %d\n",
stats->rx_byte_uni,
stats->rx_byte_total,
stats->rx_tp_kbits,
stats->last_rx_time_ms);
}
void phl_reset_rx_stats(struct rtw_stats *stats)
{
stats->rx_byte_uni = 0;
stats->rx_byte_total = 0;
stats->rx_tp_kbits = 0;
stats->last_rx_time_ms = 0;
stats->rxtp.last_calc_time_ms = 0;
stats->rxtp.last_calc_time_ms = 0;
stats->rx_traffic.lvl = RTW_TFC_IDLE;
stats->rx_traffic.sts = 0;
stats->rx_tf_cnt = 0;
stats->pre_rx_tf_cnt = 0;
}
void
phl_rx_traffic_upd(struct rtw_stats *sts)
{
u32 tp_k = 0, tp_m = 0;
enum rtw_tfc_lvl rx_tfc_lvl = RTW_TFC_IDLE;
tp_k = sts->rx_tp_kbits;
tp_m = sts->rx_tp_kbits >> 10;
if (tp_m >= RX_HIGH_TP_THRES_MBPS)
rx_tfc_lvl = RTW_TFC_HIGH;
else if (tp_m >= RX_MID_TP_THRES_MBPS)
rx_tfc_lvl = RTW_TFC_MID;
else if (tp_m >= RX_LOW_TP_THRES_MBPS)
rx_tfc_lvl = RTW_TFC_LOW;
else if (tp_k >= RX_ULTRA_LOW_TP_THRES_KBPS)
rx_tfc_lvl = RTW_TFC_ULTRA_LOW;
else
rx_tfc_lvl = RTW_TFC_IDLE;
if (sts->rx_traffic.lvl > rx_tfc_lvl) {
sts->rx_traffic.sts = (TRAFFIC_CHANGED | TRAFFIC_DECREASE);
sts->rx_traffic.lvl = rx_tfc_lvl;
} else if (sts->rx_traffic.lvl < rx_tfc_lvl) {
sts->rx_traffic.sts = (TRAFFIC_CHANGED | TRAFFIC_INCREASE);
sts->rx_traffic.lvl = rx_tfc_lvl;
} else if (sts->rx_traffic.sts &
(TRAFFIC_CHANGED | TRAFFIC_INCREASE | TRAFFIC_DECREASE)) {
sts->rx_traffic.sts &= ~(TRAFFIC_CHANGED | TRAFFIC_INCREASE |
TRAFFIC_DECREASE);
}
}
void phl_update_rx_stats(struct rtw_stats *stats, struct rtw_recv_pkt *rx_pkt)
{
u32 diff_t = 0, cur_time = _os_get_cur_time_ms();
u64 diff_bits = 0;
stats->last_rx_time_ms = cur_time;
stats->rx_byte_total += rx_pkt->mdata.pktlen;
if (rx_pkt->mdata.bc == 0 && rx_pkt->mdata.mc == 0)
stats->rx_byte_uni += rx_pkt->mdata.pktlen;
if (0 == stats->rxtp.last_calc_time_ms ||
0 == stats->rxtp.last_calc_bits) {
stats->rxtp.last_calc_time_ms = stats->last_rx_time_ms;
stats->rxtp.last_calc_bits = stats->rx_byte_uni * 8;
} else {
if (cur_time >= stats->rxtp.last_calc_time_ms) {
diff_t = cur_time - stats->rxtp.last_calc_time_ms;
} else {
diff_t = RTW_U32_MAX - stats->rxtp.last_calc_time_ms +
cur_time + 1;
}
if (diff_t > RXTP_CALC_DIFF_MS && stats->rx_byte_uni != 0) {
diff_bits = (stats->rx_byte_uni * 8) -
stats->rxtp.last_calc_bits;
stats->rx_tp_kbits = (u32)_os_division64(diff_bits,
diff_t);
stats->rxtp.last_calc_bits = stats->rx_byte_uni * 8;
stats->rxtp.last_calc_time_ms = cur_time;
}
}
}
void phl_rx_statistics(struct phl_info_t *phl_info, struct rtw_recv_pkt *rx_pkt)
{
struct rtw_phl_com_t *phl_com = phl_info->phl_com;
struct rtw_stats *phl_stats = &phl_com->phl_stats;
struct rtw_stats *sta_stats = NULL;
struct rtw_phl_stainfo_t *sta = NULL;
u16 macid = rx_pkt->mdata.macid;
if (!phl_macid_is_valid(phl_info, macid))
goto dev_stat;
sta = rtw_phl_get_stainfo_by_macid(phl_info, macid);
if (NULL == sta)
goto dev_stat;
sta_stats = &sta->stats;
phl_update_rx_stats(sta_stats, rx_pkt);
dev_stat:
phl_update_rx_stats(phl_stats, rx_pkt);
}
void phl_release_phl_rx(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *phl_rx)
{
void *drv_priv = phl_to_drvpriv(phl_info);
struct phl_rx_pkt_pool *rx_pkt_pool = NULL;
rx_pkt_pool = (struct phl_rx_pkt_pool *)phl_info->rx_pkt_pool;
_os_spinlock(drv_priv, &rx_pkt_pool->idle_lock, _bh, NULL);
_os_mem_set(phl_to_drvpriv(phl_info), &phl_rx->r, 0, sizeof(phl_rx->r));
phl_rx->type = RTW_RX_TYPE_MAX;
phl_rx->rxbuf_ptr = NULL;
INIT_LIST_HEAD(&phl_rx->list);
list_add_tail(&phl_rx->list, &rx_pkt_pool->idle);
rx_pkt_pool->idle_cnt++;
_os_spinunlock(drv_priv, &rx_pkt_pool->idle_lock, _bh, NULL);
}
static void phl_free_recv_pkt_pool(struct phl_info_t *phl_info)
{
struct phl_rx_pkt_pool *rx_pkt_pool = NULL;
u32 buf_len = 0;
FUNCIN();
rx_pkt_pool = (struct phl_rx_pkt_pool *)phl_info->rx_pkt_pool;
if (NULL != rx_pkt_pool) {
_os_spinlock_free(phl_to_drvpriv(phl_info),
&rx_pkt_pool->idle_lock);
_os_spinlock_free(phl_to_drvpriv(phl_info),
&rx_pkt_pool->busy_lock);
buf_len = sizeof(*rx_pkt_pool);
_os_mem_free(phl_to_drvpriv(phl_info), rx_pkt_pool, buf_len);
}
FUNCOUT();
}
void phl_rx_deinit(struct phl_info_t *phl_info)
{
/* TODO: rx reorder deinit */
/* TODO: peer info deinit */
phl_free_recv_pkt_pool(phl_info);
}
static enum rtw_phl_status phl_alloc_recv_pkt_pool(struct phl_info_t *phl_info)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_FAILURE;
struct phl_rx_pkt_pool *rx_pkt_pool = NULL;
struct rtw_phl_rx_pkt *phl_rx = NULL;
u32 buf_len = 0, i = 0;
FUNCIN_WSTS(pstatus);
buf_len = sizeof(*rx_pkt_pool);
rx_pkt_pool = _os_mem_alloc(phl_to_drvpriv(phl_info), buf_len);
if (NULL != rx_pkt_pool) {
_os_mem_set(phl_to_drvpriv(phl_info), rx_pkt_pool, 0, buf_len);
INIT_LIST_HEAD(&rx_pkt_pool->idle);
INIT_LIST_HEAD(&rx_pkt_pool->busy);
_os_spinlock_init(phl_to_drvpriv(phl_info),
&rx_pkt_pool->idle_lock);
_os_spinlock_init(phl_to_drvpriv(phl_info),
&rx_pkt_pool->busy_lock);
rx_pkt_pool->idle_cnt = 0;
for (i = 0; i < MAX_PHL_RING_RX_PKT_NUM; i++) {
phl_rx = &rx_pkt_pool->phl_rx[i];
INIT_LIST_HEAD(&phl_rx->list);
list_add_tail(&phl_rx->list, &rx_pkt_pool->idle);
rx_pkt_pool->idle_cnt++;
}
phl_info->rx_pkt_pool = rx_pkt_pool;
pstatus = RTW_PHL_STATUS_SUCCESS;
}
if (RTW_PHL_STATUS_SUCCESS != pstatus)
phl_free_recv_pkt_pool(phl_info);
FUNCOUT_WSTS(pstatus);
return pstatus;
}
enum rtw_phl_status phl_rx_init(struct phl_info_t *phl_info)
{
enum rtw_phl_status status;
/* Allocate rx packet pool */
status = phl_alloc_recv_pkt_pool(phl_info);
if (status != RTW_PHL_STATUS_SUCCESS)
return status;
/* TODO: Peer info init */
/* TODO: Rx reorder init */
return RTW_PHL_STATUS_SUCCESS;
}
void phl_recycle_rx_buf(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *phl_rx)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_FAILURE;
struct phl_hci_trx_ops *hci_trx_ops = phl_info->hci_trx_ops;
struct rtw_rx_buf *rx_buf = NULL;
do {
if (NULL == phl_rx) {
PHL_TRACE(COMP_PHL_RECV, _PHL_WARNING_, "[WARNING]phl_rx is NULL!\n");
break;
}
rx_buf = (struct rtw_rx_buf *)phl_rx->rxbuf_ptr;
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_, "[4] %s:: [%p]\n",
__FUNCTION__, rx_buf);
if (phl_rx->rxbuf_ptr) {
pstatus = hci_trx_ops->recycle_rx_buf(phl_info, rx_buf,
phl_rx->r.mdata.dma_ch,
phl_rx->type);
}
if (RTW_PHL_STATUS_SUCCESS != pstatus && phl_rx->rxbuf_ptr)
PHL_TRACE(COMP_PHL_RECV, _PHL_WARNING_, "[WARNING]recycle hci rx buf error!\n");
phl_release_phl_rx(phl_info, phl_rx);
} while (false);
}
void _phl_indic_new_rxpkt(struct phl_info_t *phl_info)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_SUCCESS;
struct rtw_evt_info_t *evt_info = &phl_info->phl_com->evt_info;
void *drv_priv = phl_to_drvpriv(phl_info);
FUNCIN_WSTS(pstatus);
do {
_os_spinlock(drv_priv, &evt_info->evt_lock, _bh, NULL);
evt_info->evt_bitmap |= RTW_PHL_EVT_RX;
_os_spinunlock(drv_priv, &evt_info->evt_lock, _bh, NULL);
pstatus = phl_schedule_handler(phl_info->phl_com,
&phl_info->phl_event_handler);
} while (false);
if (RTW_PHL_STATUS_SUCCESS != pstatus)
PHL_TRACE(COMP_PHL_RECV, _PHL_WARNING_, "[WARNING] Trigger rx indic event fail!\n");
FUNCOUT_WSTS(pstatus);
#ifdef PHL_RX_BATCH_IND
phl_info->rx_new_pending = 0;
#endif
}
void _phl_record_rx_stats(struct rtw_recv_pkt *recvpkt)
{
if(NULL == recvpkt)
return;
if (recvpkt->tx_sta)
recvpkt->tx_sta->stats.rx_rate = recvpkt->mdata.rx_rate;
}
enum rtw_phl_status _phl_add_rx_pkt(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *phl_rx)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_FAILURE;
struct rtw_phl_rx_ring *ring = &phl_info->phl_rx_ring;
struct rtw_recv_pkt *recvpkt = &phl_rx->r;
u16 ring_res = 0, wptr = 0, rptr = 0;
void *drv = phl_to_drvpriv(phl_info);
FUNCIN_WSTS(pstatus);
_os_spinlock(drv, &phl_info->rx_ring_lock, _bh, NULL);
if (!ring)
goto out;
wptr = (u16)_os_atomic_read(drv, &ring->phl_idx);
rptr = (u16)_os_atomic_read(drv, &ring->core_idx);
ring_res = phl_calc_avail_wptr(rptr, wptr, MAX_PHL_RING_ENTRY_NUM);
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_,
"[3] _phl_add_rx_pkt::[Query] phl_idx =%d , core_idx =%d , ring_res =%d\n",
_os_atomic_read(drv, &ring->phl_idx),
_os_atomic_read(drv, &ring->core_idx),
ring_res);
if (ring_res <= 0) {
PHL_TRACE(COMP_PHL_RECV, _PHL_INFO_, "no ring resource to add new rx pkt!\n");
pstatus = RTW_PHL_STATUS_RESOURCE;
goto out;
}
wptr = wptr + 1;
if (wptr >= MAX_PHL_RING_ENTRY_NUM)
wptr = 0;
ring->entry[wptr] = recvpkt;
if (wptr)
_os_atomic_inc(drv, &ring->phl_idx);
else
_os_atomic_set(drv, &ring->phl_idx, 0);
#ifdef PHL_RX_BATCH_IND
phl_info->rx_new_pending = 1;
pstatus = RTW_PHL_STATUS_SUCCESS;
#endif
out:
_os_spinunlock(drv, &phl_info->rx_ring_lock, _bh, NULL);
if(pstatus == RTW_PHL_STATUS_SUCCESS)
_phl_record_rx_stats(recvpkt);
FUNCOUT_WSTS(pstatus);
return pstatus;
}
void
phl_sta_ps_enter(struct phl_info_t *phl_info, struct rtw_phl_stainfo_t *sta,
struct rtw_wifi_role_t *role)
{
void *d = phl_to_drvpriv(phl_info);
enum rtw_hal_status hal_status;
struct rtw_phl_evt_ops *ops = &phl_info->phl_com->evt_ops;
_os_atomic_set(d, &sta->ps_sta, 1);
PHL_TRACE(COMP_PHL_PS, _PHL_INFO_,
"STA %02X:%02X:%02X:%02X:%02X:%02X enters PS mode, AID=%u, macid=%u, sta=0x%p\n",
sta->mac_addr[0], sta->mac_addr[1], sta->mac_addr[2],
sta->mac_addr[3], sta->mac_addr[4], sta->mac_addr[5],
sta->aid, sta->macid, sta);
hal_status = rtw_hal_set_macid_pause(phl_info->hal,
sta->macid, true);
if (RTW_HAL_STATUS_SUCCESS != hal_status) {
PHL_WARN("%s(): failed to pause macid tx, macid=%u\n",
__FUNCTION__, sta->macid);
}
if (ops->ap_ps_sta_ps_change)
ops->ap_ps_sta_ps_change(d, role->id, sta->mac_addr, true);
}
void
phl_sta_ps_exit(struct phl_info_t *phl_info, struct rtw_phl_stainfo_t *sta,
struct rtw_wifi_role_t *role)
{
void *d = phl_to_drvpriv(phl_info);
enum rtw_hal_status hal_status;
struct rtw_phl_evt_ops *ops = &phl_info->phl_com->evt_ops;
PHL_TRACE(COMP_PHL_PS, _PHL_INFO_,
"STA %02X:%02X:%02X:%02X:%02X:%02X leaves PS mode, AID=%u, macid=%u, sta=0x%p\n",
sta->mac_addr[0], sta->mac_addr[1], sta->mac_addr[2],
sta->mac_addr[3], sta->mac_addr[4], sta->mac_addr[5],
sta->aid, sta->macid, sta);
_os_atomic_set(d, &sta->ps_sta, 0);
hal_status = rtw_hal_set_macid_pause(phl_info->hal,
sta->macid, false);
if (RTW_HAL_STATUS_SUCCESS != hal_status) {
PHL_WARN("%s(): failed to resume macid tx, macid=%u\n",
__FUNCTION__, sta->macid);
}
if (ops->ap_ps_sta_ps_change)
ops->ap_ps_sta_ps_change(d, role->id, sta->mac_addr, false);
}
void
phl_rx_handle_sta_process(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *rx)
{
struct rtw_r_meta_data *m = &rx->r.mdata;
struct rtw_wifi_role_t *role = NULL;
struct rtw_phl_stainfo_t *sta = NULL;
void *d = phl_to_drvpriv(phl_info);
if (!phl_info->phl_com->dev_sw_cap.ap_ps)
return;
if (m->addr_cam_vld) {
sta = rtw_phl_get_stainfo_by_macid(phl_info, m->macid);
if (sta && sta->wrole)
role = sta->wrole;
}
if (!sta) {
role = phl_get_wrole_by_addr(phl_info, m->mac_addr);
if (role)
sta = rtw_phl_get_stainfo_by_addr(phl_info,
role, m->ta);
}
if (!role || !sta)
return;
rx->r.tx_sta = sta;
rx->r.rx_role = role;
PHL_TRACE(COMP_PHL_PS, _PHL_DEBUG_,
"ap-ps: more_frag=%u, frame_type=%u, role_type=%d, pwr_bit=%u, seq=%u\n",
m->more_frag, m->frame_type, role->type, m->pwr_bit, m->seq);
/*
* Change STA PS state based on the PM bit in frame control
*/
if (!m->more_frag &&
(m->frame_type == RTW_FRAME_TYPE_DATA ||
m->frame_type == RTW_FRAME_TYPE_MGNT) &&
(role->type == PHL_RTYPE_AP ||
role->type == PHL_RTYPE_P2P_GO)) {
/* May get a @rx with macid set to our self macid, check if that
* happens here to avoid pausing self macid. This is put here so
* we wouldn't do it on our normal rx path, which degrades rx
* throughput significantly. */
if (phl_self_stainfo_chk(phl_info, role, sta))
return;
if (_os_atomic_read(d, &sta->ps_sta)) {
if (!m->pwr_bit)
phl_sta_ps_exit(phl_info, sta, role);
} else {
if (m->pwr_bit)
phl_sta_ps_enter(phl_info, sta, role);
}
}
}
void
phl_handle_rx_frame_list(struct phl_info_t *phl_info,
_os_list *frames)
{
struct rtw_phl_rx_pkt *pos, *n;
enum rtw_phl_status status = RTW_PHL_STATUS_FAILURE;
struct phl_hci_trx_ops *hci_trx_ops = phl_info->hci_trx_ops;
phl_list_for_loop_safe(pos, n, struct rtw_phl_rx_pkt, frames, list) {
list_del(&pos->list);
phl_rx_handle_sta_process(phl_info, pos);
status = _phl_add_rx_pkt(phl_info, pos);
if (RTW_PHL_STATUS_RESOURCE == status) {
hci_trx_ops->recycle_rx_pkt(phl_info, pos);
}
}
#ifndef PHL_RX_BATCH_IND
_phl_indic_new_rxpkt(phl_info);
#endif
}
#define SEQ_MODULO 0x1000
#define SEQ_MASK 0xfff
static inline int seq_less(u16 sq1, u16 sq2)
{
return ((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1);
}
static inline u16 seq_inc(u16 sq)
{
return (sq + 1) & SEQ_MASK;
}
static inline u16 seq_sub(u16 sq1, u16 sq2)
{
return (sq1 - sq2) & SEQ_MASK;
}
static inline u16 reorder_index(struct phl_tid_ampdu_rx *r, u16 seq)
{
return seq_sub(seq, r->ssn) % r->buf_size;
}
static void phl_release_reorder_frame(struct phl_info_t *phl_info,
struct phl_tid_ampdu_rx *r,
int index, _os_list *frames)
{
struct rtw_phl_rx_pkt *pkt = r->reorder_buf[index];
if (!pkt)
goto out;
/* release the frame from the reorder ring buffer */
r->stored_mpdu_num--;
r->reorder_buf[index] = NULL;
list_add_tail(&pkt->list, frames);
out:
r->head_seq_num = seq_inc(r->head_seq_num);
}
#define HT_RX_REORDER_BUF_TIMEOUT_MS 100
/*
* If the MPDU at head_seq_num is ready,
* 1. release all subsequent MPDUs with consecutive SN and
* 2. if there's MPDU that is ready but left in the reordering
* buffer, find it and set reorder timer according to its reorder
* time
*
* If the MPDU at head_seq_num is not ready and there is no MPDU ready
* in the buffer at all, return.
*
* If the MPDU at head_seq_num is not ready but there is some MPDU in
* the buffer that is ready, check whether any frames in the reorder
* buffer have timed out in the following way.
*
* Basically, MPDUs that are not ready are purged and MPDUs that are
* ready are released.
*
* The process goes through all the buffer but the one at head_seq_num
* unless
* - there's a MPDU that is ready AND
* - there are one or more buffers that are not ready.
* In this case, the process is stopped, the head_seq_num becomes the
* first buffer that is not ready and the reorder_timer is reset based
* on the reorder_time of that ready MPDU.
*/
static void phl_reorder_release(struct phl_info_t *phl_info,
struct phl_tid_ampdu_rx *r, _os_list *frames)
{
/* ref ieee80211_sta_reorder_release() and wil_reorder_release() */
int index, i, j;
u32 cur_time = _os_get_cur_time_ms();
/* release the buffer until next missing frame */
index = reorder_index(r, r->head_seq_num);
if (!r->reorder_buf[index] && r->stored_mpdu_num) {
/*
* No buffers ready to be released, but check whether any
* frames in the reorder buffer have timed out.
*/
int skipped = 1;
for (j = (index + 1) % r->buf_size; j != index;
j = (j + 1) % r->buf_size) {
if (!r->reorder_buf[j]) {
skipped++;
continue;
}
if (skipped && cur_time < r->reorder_time[j] +
HT_RX_REORDER_BUF_TIMEOUT_MS)
goto set_release_timer;
/* don't leave incomplete A-MSDUs around */
for (i = (index + 1) % r->buf_size; i != j;
i = (i + 1) % r->buf_size)
phl_recycle_rx_buf(phl_info, r->reorder_buf[i]);
PHL_TRACE(COMP_PHL_RECV, _PHL_INFO_, "release an RX reorder frame due to timeout on earlier frames\n");
phl_release_reorder_frame(phl_info, r, j, frames);
/*
* Increment the head seq# also for the skipped slots.
*/
r->head_seq_num =
(r->head_seq_num + skipped) & SEQ_MASK;
skipped = 0;
}
} else while (r->reorder_buf[index]) {
phl_release_reorder_frame(phl_info, r, index, frames);
index = reorder_index(r, r->head_seq_num);
}
if (r->stored_mpdu_num) {
j = index = r->head_seq_num % r->buf_size;
for (; j != (index - 1) % r->buf_size;
j = (j + 1) % r->buf_size) {
if (r->reorder_buf[j])
break;
}
set_release_timer:
if (!r->removed)
_os_set_timer(r->drv_priv, &r->sta->reorder_timer,
HT_RX_REORDER_BUF_TIMEOUT_MS);
} else {
/* TODO: implementation of cancel timer on Linux is
del_timer_sync(), it can't be called with same spinlock
held with the expiration callback, that causes a potential
deadlock. */
_os_cancel_timer_async(r->drv_priv, &r->sta->reorder_timer);
}
}
void phl_sta_rx_reorder_timer_expired(void *t)
{
/* ref sta_rx_agg_reorder_timer_expired() */
struct rtw_phl_stainfo_t *sta = (struct rtw_phl_stainfo_t *)t;
struct rtw_phl_com_t *phl_com = sta->wrole->phl_com;
struct phl_info_t *phl_info = (struct phl_info_t *)phl_com->phl_priv;
void *drv_priv = phl_to_drvpriv(phl_info);
u8 i = 0;
PHL_INFO("Rx reorder timer expired, sta=0x%p\n", sta);
for (i = 0; i < ARRAY_SIZE(sta->tid_rx); i++) {
_os_list frames;
INIT_LIST_HEAD(&frames);
_os_spinlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
if (sta->tid_rx[i])
phl_reorder_release(phl_info, sta->tid_rx[i], &frames);
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
phl_handle_rx_frame_list(phl_info, &frames);
#ifdef PHL_RX_BATCH_IND
_phl_indic_new_rxpkt(phl_info);
#endif
}
_os_event_set(drv_priv, &sta->comp_sync);
}
static void phl_release_reorder_frames(struct phl_info_t *phl_info,
struct phl_tid_ampdu_rx *r,
u16 head_seq_num, _os_list *frames)
{
/* ref ieee80211_release_reorder_frames() and
wil_release_reorder_frames() */
int index;
/* note: this function is never called with
* hseq preceding r->head_seq_num, i.e it is always true
* !seq_less(hseq, r->head_seq_num)
* and thus on loop exit it should be
* r->head_seq_num == hseq
*/
while (seq_less(r->head_seq_num, head_seq_num) &&
r->stored_mpdu_num) { /* Note: do we need to check this? */
index = reorder_index(r, r->head_seq_num);
phl_release_reorder_frame(phl_info, r, index, frames);
}
r->head_seq_num = head_seq_num;
}
void rtw_phl_flush_reorder_buf(void *phl, struct rtw_phl_stainfo_t *sta)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
void *drv_priv = phl_to_drvpriv(phl_info);
_os_list frames;
u8 i = 0;
PHL_INFO("%s: sta=0x%p\n", __FUNCTION__, sta);
INIT_LIST_HEAD(&frames);
_os_spinlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
for (i = 0; i < ARRAY_SIZE(sta->tid_rx); i++) {
if (sta->tid_rx[i])
phl_reorder_release(phl_info, sta->tid_rx[i], &frames);
}
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
phl_handle_rx_frame_list(phl_info, &frames);
#ifdef PHL_RX_BATCH_IND
_phl_indic_new_rxpkt(phl_info);
#endif
}
static bool phl_manage_sta_reorder_buf(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *pkt,
struct phl_tid_ampdu_rx *r,
_os_list *frames)
{
/* ref ieee80211_sta_manage_reorder_buf() and wil_rx_reorder() */
struct rtw_r_meta_data *meta = &pkt->r.mdata;
u16 mpdu_seq_num = meta->seq;
u16 head_seq_num, buf_size;
int index;
struct phl_hci_trx_ops *hci_trx_ops = phl_info->hci_trx_ops;
buf_size = r->buf_size;
head_seq_num = r->head_seq_num;
/*
* If the current MPDU's SN is smaller than the SSN, it shouldn't
* be reordered.
*/
if (!r->started) {
if (seq_less(mpdu_seq_num, head_seq_num))
return false;
r->started = true;
}
if (r->sleep) {
PHL_INFO("tid = %d reorder buffer handling after wake up\n",
r->tid);
PHL_INFO("Update head seq(0x%03x) to the first rx seq(0x%03x) after wake up\n",
r->head_seq_num, mpdu_seq_num);
r->head_seq_num = mpdu_seq_num;
head_seq_num = r->head_seq_num;
r->sleep = false;
}
/* frame with out of date sequence number */
if (seq_less(mpdu_seq_num, head_seq_num)) {
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_, "Rx drop: old seq 0x%03x head 0x%03x\n",
meta->seq, r->head_seq_num);
hci_trx_ops->recycle_rx_pkt(phl_info, pkt);
return true;
}
/*
* If frame the sequence number exceeds our buffering window
* size release some previous frames to make room for this one.
*/
if (!seq_less(mpdu_seq_num, head_seq_num + buf_size)) {
head_seq_num = seq_inc(seq_sub(mpdu_seq_num, buf_size));
/* release stored frames up to new head to stack */
phl_release_reorder_frames(phl_info, r, head_seq_num, frames);
}
/* Now the new frame is always in the range of the reordering buffer */
index = reorder_index(r, mpdu_seq_num);
/* check if we already stored this frame */
if (r->reorder_buf[index]) {
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_, "Rx drop: old seq 0x%03x head 0x%03x\n",
meta->seq, r->head_seq_num);
hci_trx_ops->recycle_rx_pkt(phl_info, pkt);
return true;
}
/*
* If the current MPDU is in the right order and nothing else
* is stored we can process it directly, no need to buffer it.
* If it is first but there's something stored, we may be able
* to release frames after this one.
*/
if (mpdu_seq_num == r->head_seq_num &&
r->stored_mpdu_num == 0) {
r->head_seq_num = seq_inc(r->head_seq_num);
return false;
}
/* put the frame in the reordering buffer */
r->reorder_buf[index] = pkt;
r->reorder_time[index] = _os_get_cur_time_ms();
r->stored_mpdu_num++;
phl_reorder_release(phl_info, r, frames);
return true;
}
enum rtw_phl_status phl_rx_reorder(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *phl_rx,
_os_list *frames)
{
/* ref wil_rx_reorder() and ieee80211_rx_reorder_ampdu() */
void *drv_priv = phl_to_drvpriv(phl_info);
struct rtw_r_meta_data *meta = &phl_rx->r.mdata;
u16 tid = meta->tid;
struct rtw_phl_stainfo_t *sta = NULL;
struct phl_tid_ampdu_rx *r;
struct phl_hci_trx_ops *hci_trx_ops = phl_info->hci_trx_ops;
/*
* Remove FCS if is is appended
* TODO: handle more than one in pkt_list
*/
if (phl_info->phl_com->append_fcs) {
/*
* Only last MSDU of A-MSDU includes FCS.
* TODO: If A-MSDU cut processing is in HAL, should only deduct
* FCS from length of last one of pkt_list. For such case,
* phl_rx->r should have pkt_list length.
*/
if (!(meta->amsdu_cut && !meta->last_msdu)) {
if (phl_rx->r.pkt_list[0].length <= 4) {
PHL_ERR("%s, pkt_list[0].length(%d) too short\n",
__func__, phl_rx->r.pkt_list[0].length);
goto drop_frame;
}
phl_rx->r.pkt_list[0].length -= 4;
}
}
if (phl_is_mp_mode(phl_info->phl_com))
goto dont_reorder;
if (meta->bc || meta->mc)
goto dont_reorder;
if (!meta->qos)
goto dont_reorder;
if (meta->q_null)
goto dont_reorder;
/* TODO: check ba policy is either ba or normal */
/* if the mpdu is fragmented, don't reorder */
if (meta->more_frag || meta->frag_num) {
PHL_TRACE(COMP_PHL_RECV, _PHL_ERR_,
"Receive QoS Data with more_frag=%u, frag_num=%u\n",
meta->more_frag, meta->frag_num);
goto dont_reorder;
}
/* Use MAC ID from address CAM if this packet is address CAM matched */
if (meta->addr_cam_vld)
sta = rtw_phl_get_stainfo_by_macid(phl_info, meta->macid);
/* Otherwise, search STA by TA */
if (!sta || !sta->wrole) {
struct rtw_wifi_role_t *wrole;
wrole = phl_get_wrole_by_addr(phl_info, meta->mac_addr);
if (wrole)
sta = rtw_phl_get_stainfo_by_addr(phl_info,
wrole, meta->ta);
if (!wrole || !sta) {
PHL_TRACE(COMP_PHL_RECV, _PHL_WARNING_,
"%s(): stainfo or wrole not found, cam=%u, macid=%u\n",
__FUNCTION__, meta->addr_cam, meta->macid);
goto dont_reorder;
}
}
phl_rx->r.tx_sta = sta;
phl_rx->r.rx_role = sta->wrole;
rtw_hal_set_sta_rx_sts(sta, false, meta);
if (tid >= ARRAY_SIZE(sta->tid_rx)) {
PHL_TRACE(COMP_PHL_RECV, _PHL_ERR_, "Fail: tid (%u) index out of range (%u)\n", tid, 8);
goto drop_frame;
}
_os_spinlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
r = sta->tid_rx[tid];
if (!r) {
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
goto dont_reorder;
}
if (!phl_manage_sta_reorder_buf(phl_info, phl_rx, r, frames)) {
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
goto dont_reorder;
}
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
return RTW_PHL_STATUS_SUCCESS;
drop_frame:
hci_trx_ops->recycle_rx_pkt(phl_info, phl_rx);
return RTW_PHL_STATUS_FAILURE;
dont_reorder:
list_add_tail(&phl_rx->list, frames);
return RTW_PHL_STATUS_SUCCESS;
}
u8 phl_check_recv_ring_resource(struct phl_info_t *phl_info)
{
struct rtw_phl_rx_ring *ring = &phl_info->phl_rx_ring;
u16 avail = 0, wptr = 0, rptr = 0;
void *drv_priv = phl_to_drvpriv(phl_info);
wptr = (u16)_os_atomic_read(drv_priv, &ring->phl_idx);
rptr = (u16)_os_atomic_read(drv_priv, &ring->core_idx);
avail = phl_calc_avail_wptr(rptr, wptr, MAX_PHL_RING_ENTRY_NUM);
if (0 == avail)
return false;
else
return true;
}
void dump_phl_rx_ring(void *phl)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
void *drv_priv = phl_to_drvpriv(phl_info);
s16 diff = 0;
u16 idx = 0, endidx = 0;
u16 phl_idx = 0, core_idx = 0;
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_, "===Dump PHL RX Ring===\n");
phl_idx = (u16)_os_atomic_read(drv_priv, &phl_info->phl_rx_ring.phl_idx);
core_idx = (u16)_os_atomic_read(drv_priv, &phl_info->phl_rx_ring.core_idx);
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_,
"core_idx = %d\n"
"phl_idx = %d\n",
core_idx,
phl_idx);
diff= phl_idx-core_idx;
if(diff < 0)
diff= 4096+diff;
endidx = diff > 5 ? (core_idx+6): phl_idx;
for (idx = core_idx+1; idx < endidx; idx++) {
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_, "entry[%d] = %p\n", idx,
phl_info->phl_rx_ring.entry[idx%4096]);
}
}
void phl_event_indicator(void *context)
{
enum rtw_phl_status sts = RTW_PHL_STATUS_FAILURE;
struct rtw_phl_handler *phl_handler
= (struct rtw_phl_handler *)phl_container_of(context,
struct rtw_phl_handler,
os_handler);
struct phl_info_t *phl_info = (struct phl_info_t *)phl_handler->context;
struct rtw_phl_evt_ops *ops = NULL;
struct rtw_evt_info_t *evt_info = NULL;
void *drv_priv = NULL;
enum rtw_phl_evt evt_bitmap = 0;
FUNCIN_WSTS(sts);
if (NULL != phl_info) {
ops = &phl_info->phl_com->evt_ops;
evt_info = &phl_info->phl_com->evt_info;
drv_priv = phl_to_drvpriv(phl_info);
_os_spinlock(drv_priv, &evt_info->evt_lock, _bh, NULL);
evt_bitmap = evt_info->evt_bitmap;
evt_info->evt_bitmap = 0;
_os_spinunlock(drv_priv, &evt_info->evt_lock, _bh, NULL);
if (RTW_PHL_EVT_RX & evt_bitmap) {
if (NULL != ops->rx_process) {
sts = ops->rx_process(drv_priv);
}
dump_phl_rx_ring(phl_info);
}
}
FUNCOUT_WSTS(sts);
}
void _phl_rx_statistics_reset(struct phl_info_t *phl_info)
{
struct rtw_phl_com_t *phl_com = phl_info->phl_com;
struct rtw_phl_stainfo_t *sta = NULL;
struct rtw_wifi_role_t *role = NULL;
void *drv = phl_to_drvpriv(phl_info);
struct phl_queue *sta_queue;
u8 i;
for (i = 0; i< MAX_WIFI_ROLE_NUMBER; i++) {
role = &phl_com->wifi_roles[i];
if (role->active && (role->mstate == MLME_LINKED)) {
sta_queue = &role->assoc_sta_queue;
_os_spinlock(drv, &sta_queue->lock, _bh, NULL);
phl_list_for_loop(sta, struct rtw_phl_stainfo_t,
&sta_queue->queue, list) {
if (sta)
rtw_hal_set_sta_rx_sts(sta, true, NULL);
}
_os_spinunlock(drv, &sta_queue->lock, _bh, NULL);
}
}
}
void
phl_rx_watchdog(struct phl_info_t *phl_info)
{
struct rtw_stats *phl_stats = &phl_info->phl_com->phl_stats;
phl_rx_traffic_upd(phl_stats);
phl_dump_rx_stats(phl_stats);
_phl_rx_statistics_reset(phl_info);
}
u16 rtw_phl_query_new_rx_num(void *phl)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
struct rtw_phl_rx_ring *ring = NULL;
u16 new_rx = 0, wptr = 0, rptr = 0;
if (NULL != phl_info) {
ring = &phl_info->phl_rx_ring;
wptr = (u16)_os_atomic_read(phl_to_drvpriv(phl_info),
&ring->phl_idx);
rptr = (u16)_os_atomic_read(phl_to_drvpriv(phl_info),
&ring->core_idx);
new_rx = phl_calc_avail_rptr(rptr, wptr,
MAX_PHL_RING_ENTRY_NUM);
}
return new_rx;
}
struct rtw_recv_pkt *rtw_phl_query_rx_pkt(void *phl)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
struct rtw_phl_rx_ring *ring = NULL;
struct rtw_recv_pkt *recvpkt = NULL;
void *drv_priv = NULL;
u16 ring_res = 0, wptr = 0, rptr = 0;
if (NULL != phl_info) {
ring = &phl_info->phl_rx_ring;
drv_priv = phl_to_drvpriv(phl_info);
wptr = (u16)_os_atomic_read(drv_priv, &ring->phl_idx);
rptr = (u16)_os_atomic_read(drv_priv, &ring->core_idx);
ring_res = phl_calc_avail_rptr(rptr, wptr,
MAX_PHL_RING_ENTRY_NUM);
PHL_TRACE(COMP_PHL_RECV, _PHL_DEBUG_,
"[4] %s::[Query] phl_idx =%d , core_idx =%d , ring_res =%d\n",
__FUNCTION__,
_os_atomic_read(drv_priv, &ring->phl_idx),
_os_atomic_read(drv_priv, &ring->core_idx),
ring_res);
if (ring_res > 0) {
rptr = rptr + 1;
if (rptr >= MAX_PHL_RING_ENTRY_NUM) {
rptr=0;
recvpkt = (struct rtw_recv_pkt *)ring->entry[rptr];
ring->entry[rptr]=NULL;
_os_atomic_set(drv_priv, &ring->core_idx, 0);
} else {
recvpkt = (struct rtw_recv_pkt *)ring->entry[rptr];
ring->entry[rptr]=NULL;
_os_atomic_inc(drv_priv, &ring->core_idx);
}
if (NULL == recvpkt)
PHL_TRACE(COMP_PHL_RECV, _PHL_WARNING_, "recvpkt is NULL!\n");
else
phl_rx_statistics(phl_info, recvpkt);
} else {
PHL_TRACE(COMP_PHL_RECV, _PHL_INFO_, "no available rx packet to query!\n");
}
}
return recvpkt;
}
enum rtw_phl_status rtw_phl_return_rxbuf(void *phl, u8* recvpkt)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_FAILURE;
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
struct rtw_phl_rx_pkt *phl_rx = NULL;
struct rtw_recv_pkt *r = (struct rtw_recv_pkt *)recvpkt;
do {
if (NULL == recvpkt)
break;
phl_rx = phl_container_of(r, struct rtw_phl_rx_pkt, r);
phl_recycle_rx_buf(phl_info, phl_rx);
pstatus = RTW_PHL_STATUS_SUCCESS;
} while (false);
return pstatus;
}
enum rtw_phl_status rtw_phl_start_rx_process(void *phl)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_FAILURE;
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
FUNCIN_WSTS(pstatus);
pstatus = phl_schedule_handler(phl_info->phl_com,
&phl_info->phl_rx_handler);
FUNCOUT_WSTS(pstatus);
return pstatus;
}
void rtw_phl_rx_bar(void *phl, struct rtw_phl_stainfo_t *sta, u8 tid, u16 seq)
{
/* ref ieee80211_rx_h_ctrl() and wil_rx_bar() */
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
void *drv_priv = phl_to_drvpriv(phl_info);
struct phl_tid_ampdu_rx *r;
_os_list frames;
INIT_LIST_HEAD(&frames);
if (tid >= RTW_MAX_TID_NUM)
goto out;
_os_spinlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
r = sta->tid_rx[tid];
if (!r) {
PHL_TRACE(COMP_PHL_RECV, _PHL_ERR_, "BAR for non-existing TID %d\n", tid);
goto out;
}
if (seq_less(seq, r->head_seq_num)) {
PHL_TRACE(COMP_PHL_RECV, _PHL_ERR_, "BAR Seq 0x%03x preceding head 0x%03x\n",
seq, r->head_seq_num);
goto out;
}
PHL_TRACE(COMP_PHL_RECV, _PHL_INFO_, "BAR: TID %d Seq 0x%03x head 0x%03x\n",
tid, seq, r->head_seq_num);
phl_release_reorder_frames(phl_info, r, seq, &frames);
phl_handle_rx_frame_list(phl_info, &frames);
out:
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _bh, NULL);
}
enum rtw_rx_status rtw_phl_get_rx_status(void *phl)
{
#ifdef CONFIG_USB_HCI
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
enum rtw_hci_type hci_type = phl_info->phl_com->hci_type;
if (hci_type & RTW_HCI_USB)
return rtw_hal_get_usb_status(phl_info->hal);
#endif
return RTW_STATUS_RX_OK;
}
enum rtw_phl_status
rtw_phl_enter_mon_mode(void *phl, struct rtw_wifi_role_t *wrole)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
enum rtw_hal_status status;
status = rtw_hal_enter_mon_mode(phl_info->hal, wrole->hw_band);
if (status != RTW_HAL_STATUS_SUCCESS) {
PHL_TRACE(COMP_PHL_RECV, _PHL_ERR_,
"%s(): rtw_hal_enter_mon_mode() failed, status=%d",
__FUNCTION__, status);
return RTW_PHL_STATUS_FAILURE;
}
return RTW_PHL_STATUS_SUCCESS;
}
enum rtw_phl_status
rtw_phl_leave_mon_mode(void *phl, struct rtw_wifi_role_t *wrole)
{
struct phl_info_t *phl_info = (struct phl_info_t *)phl;
enum rtw_hal_status status;
status = rtw_hal_leave_mon_mode(phl_info->hal, wrole->hw_band);
if (status != RTW_HAL_STATUS_SUCCESS) {
PHL_TRACE(COMP_PHL_RECV, _PHL_ERR_,
"%s(): rtw_hal_leave_mon_mode() failed, status=%d",
__FUNCTION__, status);
return RTW_PHL_STATUS_FAILURE;
}
return RTW_PHL_STATUS_SUCCESS;
}
#ifdef CONFIG_PHL_RX_PSTS_PER_PKT
void
_phl_rx_proc_frame_list(struct phl_info_t *phl_info, struct phl_queue *pq)
{
void *d = phl_to_drvpriv(phl_info);
_os_list *pkt_list = NULL;
struct rtw_phl_rx_pkt *phl_rx = NULL;
if (NULL == pq)
return;
if (0 == pq->cnt)
return;
PHL_TRACE(COMP_PHL_PSTS, _PHL_INFO_,
"_phl_rx_proc_frame_list : queue ele cnt = %d\n",
pq->cnt);
while (true == pq_pop(d, pq, &pkt_list, _first, _bh)) {
phl_rx = (struct rtw_phl_rx_pkt *)pkt_list;
phl_info->hci_trx_ops->rx_handle_normal(phl_info, phl_rx);
}
}
enum rtw_phl_status
phl_rx_proc_phy_sts(struct phl_info_t *phl_info, struct rtw_phl_rx_pkt *ppdu_sts)
{
enum rtw_phl_status pstatus = RTW_PHL_STATUS_FAILURE;
struct rtw_phl_ppdu_sts_info *psts_info = &(phl_info->phl_com->ppdu_sts_info);
struct rtw_phl_ppdu_sts_ent *sts_entry = NULL;
struct rtw_phl_rx_pkt *phl_rx = NULL;
void *d = phl_to_drvpriv(phl_info);
struct rtw_phl_rssi_stat *rssi_stat = &phl_info->phl_com->rssi_stat;
_os_list *frame = NULL;
bool upt_psts = true;
u8 i = 0;
enum phl_band_idx band = HW_BAND_0;
if (NULL == ppdu_sts)
return pstatus;
if (false == psts_info->en_psts_per_pkt) {
return pstatus;
}
if (ppdu_sts->r.mdata.ppdu_cnt >= PHL_MAX_PPDU_CNT) {
PHL_TRACE(COMP_PHL_PSTS, _PHL_INFO_,
"ppdu_sts->r.mdata.ppdu_cnt >= PHL_MAX_PPDU_CNT!\n");
return pstatus;
}
band = (ppdu_sts->r.mdata.bb_sel > 0) ? HW_BAND_1 : HW_BAND_0;
if (false == psts_info->en_ppdu_sts[band])
return pstatus;
if (ppdu_sts->r.mdata.ppdu_cnt != psts_info->cur_ppdu_cnt[band]) {
PHL_TRACE(COMP_PHL_PSTS, _PHL_INFO_,
"ppdu_sts->r.mdata.ppdu_cnt != psts_info->cur_ppdu_cnt!\n");
upt_psts = false;
}
sts_entry = &psts_info->sts_ent[band][psts_info->cur_ppdu_cnt[band]];
/* check list empty */
if (0 == sts_entry->frames.cnt) {
PHL_TRACE(COMP_PHL_PSTS, _PHL_INFO_,
"cur_ppdu_cnt %d --> sts_entry->frames.cnt = 0\n",
psts_info->cur_ppdu_cnt[band]);
pstatus = RTW_PHL_STATUS_SUCCESS;
return pstatus;
}
/* start update phy info to per pkt*/
if (false == pq_get_front(d, &sts_entry->frames, &frame, _bh)) {
PHL_ERR(" %s list empty\n", __FUNCTION__);
return pstatus;
}
/**
* TODO : How to filter the case :
* pkt(ppdu_cnt = 0) --> missing :psts(ppdu_cnt = 0) --> (all of the pkt, psts dropped/missing)
* --> ppdu_sts(ppdu_cnt = 0)(not for the current buffered pkt.)
* workaround : check rate/bw/ppdu_type/... etc
**/
phl_rx = (struct rtw_phl_rx_pkt *)frame;
if (upt_psts &&
((phl_rx->r.mdata.rx_rate != ppdu_sts->r.mdata.rx_rate) ||
(phl_rx->r.mdata.bw != ppdu_sts->r.mdata.bw) ||
(phl_rx->r.mdata.rx_gi_ltf != ppdu_sts->r.mdata.rx_gi_ltf) ||
(phl_rx->r.mdata.ppdu_type != ppdu_sts->r.mdata.ppdu_type))) {
/**
* ppdu status is not for the buffered pkt,
* skip update phy status to phl_rx
**/
upt_psts = false;
}
/* Get Frame Type */
ppdu_sts->r.phy_info.frame_type =
PHL_GET_80211_HDR_TYPE(phl_rx->r.pkt_list[0].vir_addr);
if ((false == ppdu_sts->r.phy_info.is_valid) &&
(true == psts_info->en_fake_psts)) {
if (RTW_FRAME_TYPE_MGNT == phl_rx->r.mdata.frame_type) {
ppdu_sts->r.phy_info.rssi =
rssi_stat->ma_rssi[RTW_RSSI_MGNT_ACAM_A1M];
} else if (RTW_FRAME_TYPE_DATA == phl_rx->r.mdata.frame_type) {
ppdu_sts->r.phy_info.rssi =
rssi_stat->ma_rssi[RTW_RSSI_DATA_ACAM_A1M];
} else if (RTW_FRAME_TYPE_CTRL == phl_rx->r.mdata.frame_type) {
ppdu_sts->r.phy_info.rssi =
rssi_stat->ma_rssi[RTW_RSSI_CTRL_ACAM_A1M];
} else {
ppdu_sts->r.phy_info.rssi =
rssi_stat->ma_rssi[RTW_RSSI_UNKNOWN];
}
for(i = 0; i< RTW_PHL_MAX_RF_PATH ; i++) {
ppdu_sts->r.phy_info.rssi_path[i] =
ppdu_sts->r.phy_info.rssi;
}
ppdu_sts->r.phy_info.ch_idx = rtw_hal_get_cur_ch(phl_info->hal,
phl_rx->r.mdata.bb_sel);
ppdu_sts->r.phy_info.is_valid = true;
}
do {
if (false == upt_psts)
break;
phl_rx = (struct rtw_phl_rx_pkt *)frame;
_os_mem_cpy(d, &(phl_rx->r.phy_info), &(ppdu_sts->r.phy_info),
sizeof(struct rtw_phl_ppdu_phy_info));
} while ((true == psts_info->psts_ampdu) &&
(pq_get_next(d, &sts_entry->frames, frame, &frame, _bh)));
/*2. indicate the frame list*/
_phl_rx_proc_frame_list(phl_info, &sts_entry->frames);
/*3. reset the queue */
pq_reset(d, &(sts_entry->frames), _bh);
return pstatus;
}
bool
phl_rx_proc_wait_phy_sts(struct phl_info_t *phl_info,
struct rtw_phl_rx_pkt *phl_rx)
{
struct rtw_phl_ppdu_sts_info *psts_info = &(phl_info->phl_com->ppdu_sts_info);
struct rtw_phl_ppdu_sts_ent *sts_entry = NULL;
void *d = phl_to_drvpriv(phl_info);
u8 i = 0;
bool ret = false;
enum phl_band_idx band = HW_BAND_0;
if (false == psts_info->en_psts_per_pkt) {
return ret;
}
if (phl_rx->r.mdata.ppdu_cnt >= PHL_MAX_PPDU_CNT) {
PHL_ASSERT("phl_rx->r.mdata.ppdu_cnt >= PHL_MAX_PPDU_CNT!");
return ret;
}
band = (phl_rx->r.mdata.bb_sel > 0) ? HW_BAND_1 : HW_BAND_0;
if (false == psts_info->en_ppdu_sts[band])
return ret;
if (psts_info->cur_ppdu_cnt[band] != phl_rx->r.mdata.ppdu_cnt) {
/* start of PPDU */
/* 1. Check all of the buffer list is empty */
/* only check the target rx pkt band */
for (i = 0; i < PHL_MAX_PPDU_CNT; i++) {
sts_entry = &psts_info->sts_ent[band][i];
if (0 != sts_entry->frames.cnt) {
/* need indicate first */
PHL_TRACE(COMP_PHL_PSTS, _PHL_INFO_,
"band %d ; ppdu_cnt %d queue is not empty \n",
band, i);
_phl_rx_proc_frame_list(phl_info,
&sts_entry->frames);
pq_reset(d, &(sts_entry->frames), _bh);
}
}
/* 2. check ppdu status filter condition */
/* Filter function is supportted only if rxd = long_rxd */
if ((1 == phl_rx->r.mdata.long_rxd) &&
(0 != (psts_info->ppdu_sts_filter &
BIT(phl_rx->r.mdata.frame_type)))) {
/* 3. add new rx pkt to the tail of the queue */
sts_entry = &psts_info->sts_ent[band][phl_rx->r.mdata.ppdu_cnt];
pq_reset(d, &(sts_entry->frames), _bh);
pq_push(d, &(sts_entry->frames), &phl_rx->list,
_tail, _bh);
ret = true;
}
psts_info->cur_ppdu_cnt[band] = phl_rx->r.mdata.ppdu_cnt;
} else {
/* 1. check ppdu status filter condition */
/* Filter function is supportted only if rxd = long_rxd */
if ((1 == phl_rx->r.mdata.long_rxd) &&
(0 != (psts_info->ppdu_sts_filter &
BIT(phl_rx->r.mdata.frame_type)))) {
/* 2. add to frame list */
sts_entry = &psts_info->sts_ent[band][phl_rx->r.mdata.ppdu_cnt];
if (0 == sts_entry->frames.cnt) {
PHL_TRACE(COMP_PHL_PSTS, _PHL_INFO_,
"MPDU is not the start of PPDU, but the queue is empty!!!\n");
}
pq_push(d, &(sts_entry->frames), &phl_rx->list,
_tail, _bh);
ret = true;
}
}
return ret;
}
#endif
#ifdef CONFIG_PHY_INFO_NTFY
void _phl_rx_post_proc_ppdu_sts(void* priv, struct phl_msg* msg)
{
struct phl_info_t *phl_info = (struct phl_info_t *)priv;
if (msg->inbuf && msg->inlen){
_os_kmem_free(phl_to_drvpriv(phl_info), msg->inbuf, msg->inlen);
}
}
bool
_phl_rx_proc_aggr_psts_ntfy(struct phl_info_t *phl_info,
struct rtw_phl_ppdu_sts_ent *ppdu_sts_ent)
{
struct rtw_phl_ppdu_sts_info *ppdu_info =
&phl_info->phl_com->ppdu_sts_info;
struct rtw_phl_ppdu_sts_ntfy *psts_ntfy = NULL;
u8 i = 0;
bool ret = false;
if (ppdu_info->msg_aggr_cnt == 0) {
/* reset entry valid status */
for (i = 0; i < MAX_PSTS_MSG_AGGR_NUM; i++) {
ppdu_info->msg_aggr_buf[i].vld = false;
}
}
/* copy to the buf */
psts_ntfy = &ppdu_info->msg_aggr_buf[ppdu_info->msg_aggr_cnt];
psts_ntfy->frame_type = ppdu_sts_ent->frame_type;
_os_mem_cpy(phl_info->phl_com->drv_priv,
&psts_ntfy->phy_info,
&ppdu_sts_ent->phy_info,
sizeof(struct rtw_phl_ppdu_phy_info));
_os_mem_cpy(phl_info->phl_com->drv_priv,
psts_ntfy->src_mac_addr,
ppdu_sts_ent->src_mac_addr,
MAC_ADDRESS_LENGTH);
psts_ntfy->vld = true;
/* update counter */
ppdu_info->msg_aggr_cnt++;
if (ppdu_info->msg_aggr_cnt >= MAX_PSTS_MSG_AGGR_NUM) {
ppdu_info->msg_aggr_cnt = 0;
ret = true;
}
return ret;
}
#endif
void
phl_rx_proc_ppdu_sts(struct phl_info_t *phl_info, struct rtw_phl_rx_pkt *phl_rx)
{
u8 i = 0;
struct rtw_phl_ppdu_sts_info *ppdu_info = NULL;
struct rtw_phl_ppdu_sts_ent *ppdu_sts_ent = NULL;
struct rtw_phl_stainfo_t *psta = NULL;
#ifdef CONFIG_PHY_INFO_NTFY
struct rtw_phl_ppdu_sts_ntfy *psts_ntfy;
void *d = phl_to_drvpriv(phl_info);
#endif
enum phl_band_idx band = HW_BAND_0;
struct rtw_rssi_info *rssi_sts;
if ((NULL == phl_info) || (NULL == phl_rx))
return;
band = (phl_rx->r.mdata.bb_sel > 0) ? HW_BAND_1 : HW_BAND_0;
ppdu_info = &phl_info->phl_com->ppdu_sts_info;
ppdu_sts_ent = &ppdu_info->sts_ent[band][phl_rx->r.mdata.ppdu_cnt];
if (false == ppdu_sts_ent->valid)
return;
if (true == ppdu_sts_ent->phl_done)
return;
ppdu_sts_ent->phl_done = true;
/* update phl self varibles */
for(i = 0 ; i < ppdu_sts_ent->usr_num; i++) {
if (ppdu_sts_ent->sta[i].vld) {
psta = rtw_phl_get_stainfo_by_macid(phl_info,
ppdu_sts_ent->sta[i].macid);
if (psta == NULL)
continue;
rssi_sts = &psta->hal_sta->rssi_stat;
STA_UPDATE_MA_RSSI_FAST(rssi_sts->ma_rssi, ppdu_sts_ent->phy_info.rssi);
/* update (re)associate req/resp pkt rssi */
if (RTW_IS_ASOC_PKT(ppdu_sts_ent->frame_type)) {
rssi_sts->assoc_rssi =
ppdu_sts_ent->phy_info.rssi;
}
if (RTW_IS_BEACON_OR_PROBE_RESP_PKT(
ppdu_sts_ent->frame_type)) {
if (0 == rssi_sts->ma_rssi_mgnt) {
rssi_sts->ma_rssi_mgnt =
ppdu_sts_ent->phy_info.rssi;
} else {
STA_UPDATE_MA_RSSI_FAST(
rssi_sts->ma_rssi_mgnt,
ppdu_sts_ent->phy_info.rssi);
}
}
}
else {
if (RTW_IS_ASOC_REQ_PKT(ppdu_sts_ent->frame_type) &&
(ppdu_sts_ent->usr_num == 1)) {
psta = rtw_phl_get_stainfo_by_addr_ex(phl_info,
ppdu_sts_ent->src_mac_addr);
if (psta) {
psta->hal_sta->rssi_stat.assoc_rssi =
ppdu_sts_ent->phy_info.rssi;
#ifdef DBG_AP_CLIENT_ASSOC_RSSI
PHL_INFO("%s [Rx-ASOC_REQ] - macid:%d, MAC-Addr:%02x-%02x-%02x-%02x-%02x-%02x, assoc_rssi:%d\n",
__func__,
psta->macid,
ppdu_sts_ent->src_mac_addr[0],
ppdu_sts_ent->src_mac_addr[1],
ppdu_sts_ent->src_mac_addr[2],
ppdu_sts_ent->src_mac_addr[3],
ppdu_sts_ent->src_mac_addr[4],
ppdu_sts_ent->src_mac_addr[5],
psta->hal_sta->rssi_stat.assoc_rssi);
#endif
}
}
}
}
#ifdef CONFIG_PHY_INFO_NTFY
/*2. prepare and send psts notify to core */
if((RTW_FRAME_TYPE_BEACON == ppdu_sts_ent->frame_type) ||
(RTW_FRAME_TYPE_PROBE_RESP == ppdu_sts_ent->frame_type)) {
if (false == _phl_rx_proc_aggr_psts_ntfy(phl_info,
ppdu_sts_ent)) {
return;
}
/* send aggr psts ntfy*/
psts_ntfy = (struct rtw_phl_ppdu_sts_ntfy *)_os_kmem_alloc(d,
MAX_PSTS_MSG_AGGR_NUM * sizeof(struct rtw_phl_ppdu_sts_ntfy));
if (psts_ntfy == NULL) {
PHL_ERR("%s: alloc ppdu sts for ntfy fail.\n", __func__);
return;
}
_os_mem_cpy(phl_info->phl_com->drv_priv,
psts_ntfy,
&ppdu_info->msg_aggr_buf,
(MAX_PSTS_MSG_AGGR_NUM *
sizeof(struct rtw_phl_ppdu_sts_ntfy)));
msg.inbuf = (u8 *)psts_ntfy;
msg.inlen = (MAX_PSTS_MSG_AGGR_NUM *
sizeof(struct rtw_phl_ppdu_sts_ntfy));
SET_MSG_MDL_ID_FIELD(msg.msg_id, PHL_MDL_PSTS);
SET_MSG_EVT_ID_FIELD(msg.msg_id, MSG_EVT_RX_PSTS);
attr.completion.completion = _phl_rx_post_proc_ppdu_sts;
attr.completion.priv = phl_info;
if (phl_msg_hub_send(phl_info, &attr, &msg) != RTW_PHL_STATUS_SUCCESS) {
PHL_ERR("%s: send msg_hub failed\n", __func__);
_os_kmem_free(d, psts_ntfy,
(MAX_PSTS_MSG_AGGR_NUM *
sizeof(struct rtw_phl_ppdu_sts_ntfy)));
}
}
#endif
}
void phl_rx_wp_report_record_sts(struct phl_info_t *phl_info,
u8 macid, u16 ac_queue, u8 txsts)
{
struct rtw_phl_stainfo_t *phl_sta = NULL;
struct rtw_hal_stainfo_t *hal_sta = NULL;
struct rtw_wp_rpt_stats *wp_rpt_stats= NULL;
phl_sta = rtw_phl_get_stainfo_by_macid(phl_info, macid);
if (phl_sta) {
hal_sta = phl_sta->hal_sta;
if (hal_sta->trx_stat.wp_rpt_stats == NULL) {
PHL_ERR("rtp_stats NULL\n");
return;
}
/* Record Per ac queue statistics */
wp_rpt_stats = &hal_sta->trx_stat.wp_rpt_stats[ac_queue];
_os_spinlock(phl_to_drvpriv(phl_info), &hal_sta->trx_stat.tx_sts_lock, _bh, NULL);
if (TX_STATUS_TX_DONE == txsts) {
/* record total tx ok*/
hal_sta->trx_stat.tx_ok_cnt++;
/* record per ac queue tx ok*/
wp_rpt_stats->tx_ok_cnt++;
} else {
/* record total tx fail*/
hal_sta->trx_stat.tx_fail_cnt++;
/* record per ac queue tx fail*/
if (TX_STATUS_TX_FAIL_REACH_RTY_LMT == txsts)
wp_rpt_stats->rty_fail_cnt++;
else if (TX_STATUS_TX_FAIL_LIFETIME_DROP == txsts)
wp_rpt_stats->lifetime_drop_cnt++;
else if (TX_STATUS_TX_FAIL_MACID_DROP == txsts)
wp_rpt_stats->macid_drop_cnt++;
}
_os_spinunlock(phl_to_drvpriv(phl_info), &hal_sta->trx_stat.tx_sts_lock, _bh, NULL);
PHL_TRACE(COMP_PHL_DBG, _PHL_DEBUG_,"macid: %u, ac_queue: %u, tx_ok_cnt: %u, rty_fail_cnt: %u, "
"lifetime_drop_cnt: %u, macid_drop_cnt: %u\n"
, macid, ac_queue, wp_rpt_stats->tx_ok_cnt, wp_rpt_stats->rty_fail_cnt
, wp_rpt_stats->lifetime_drop_cnt, wp_rpt_stats->macid_drop_cnt);
PHL_TRACE(COMP_PHL_DBG, _PHL_DEBUG_,"totoal tx ok: %u \n totoal tx fail: %u\n"
, hal_sta->trx_stat.tx_ok_cnt, hal_sta->trx_stat.tx_fail_cnt);
} else {
PHL_TRACE(COMP_PHL_DBG, _PHL_DEBUG_, "%s: PHL_STA not found\n",
__FUNCTION__);
}
}
static void _dump_rx_reorder_info(struct phl_info_t *phl_info,
struct rtw_phl_stainfo_t *sta)
{
void *drv_priv = phl_to_drvpriv(phl_info);
_os_spinlockfg sp_flags;
u8 i;
PHL_INFO("dump rx reorder buffer info:\n");
for (i = 0; i < ARRAY_SIZE(sta->tid_rx); i++) {
_os_spinlock(drv_priv, &sta->tid_rx_lock, _irq, &sp_flags);
if (sta->tid_rx[i]) {
PHL_INFO("== tid = %d ==\n", sta->tid_rx[i]->tid);
PHL_INFO("head_seq_num = %d\n",
sta->tid_rx[i]->head_seq_num);
PHL_INFO("stored_mpdu_num = %d\n",
sta->tid_rx[i]->stored_mpdu_num);
PHL_INFO("ssn = %d\n", sta->tid_rx[i]->ssn);
PHL_INFO("buf_size = %d\n", sta->tid_rx[i]->buf_size);
PHL_INFO("started = %d\n", sta->tid_rx[i]->started);
PHL_INFO("removed = %d\n", sta->tid_rx[i]->removed);
}
_os_spinunlock(drv_priv, &sta->tid_rx_lock, _irq, &sp_flags);
}
}
void phl_dump_all_sta_rx_info(struct phl_info_t *phl_info)
{
struct rtw_phl_com_t *phl_com = phl_info->phl_com;
struct rtw_phl_stainfo_t *sta = NULL;
struct rtw_wifi_role_t *role = NULL;
void *drv = phl_to_drvpriv(phl_info);
struct phl_queue *sta_queue;
_os_spinlockfg sp_flags;
u8 i;
PHL_INFO("dump all sta rx info:\n");
for (i = 0; i < MAX_WIFI_ROLE_NUMBER; i++) {
role = &phl_com->wifi_roles[i];
if (role->active) {
PHL_INFO("wrole idx = %d\n", i);
PHL_INFO("wrole type = %d\n", role->type);
PHL_INFO("wrole mstate = %d\n", role->mstate);
sta_queue = &role->assoc_sta_queue;
_os_spinlock(drv, &sta_queue->lock, _irq, &sp_flags);
phl_list_for_loop(sta, struct rtw_phl_stainfo_t,
&sta_queue->queue, list) {
PHL_INFO("%s MACID:%d %02x:%02x:%02x:%02x:%02x:%02x \n",
__func__, sta->macid,
sta->mac_addr[0],
sta->mac_addr[1],
sta->mac_addr[2],
sta->mac_addr[3],
sta->mac_addr[4],
sta->mac_addr[5]);
_dump_rx_reorder_info(phl_info, sta);
}
_os_spinunlock(drv, &sta_queue->lock, _irq, &sp_flags);
}
}
}
void phl_rx_dbg_dump(struct phl_info_t *phl_info, u8 band_idx)
{
enum rtw_phl_status phl_status = RTW_PHL_STATUS_FAILURE;
phl_status = phl_cmd_enqueue(phl_info,
band_idx,
MSG_EVT_DBG_RX_DUMP,
NULL,
0,
NULL,
PHL_CMD_NO_WAIT,
0);
if (phl_status != RTW_PHL_STATUS_SUCCESS) {
PHL_TRACE(COMP_PHL_DBG, _PHL_ERR_, "%s: cmd enqueue fail!\n",
__func__);
}
}
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