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android_kernel_samsung_sm86…/dp/wifi3.0/dp_rx_mon_status.c
Tiger Yu fdd4fdfe46 qcacmn: Log limit to DMA not done when reaping Monitor status ring 
Add log limit to error "DMA not done" when reaping Monitor status ring
to avoid flooding other useful driver log.

Change-Id: I251ef8082d49bfdbcc6a234224cbefdba608b5f5
CRs-Fixed: 2798732
2020-10-19 09:05:21 -07:00

2540 regels
70 KiB
C
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/*
* Copyright (c) 2017-2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#include "hal_hw_headers.h"
#include "dp_types.h"
#include "dp_rx.h"
#include "dp_peer.h"
#include "hal_rx.h"
#include "hal_api.h"
#include "qdf_trace.h"
#include "qdf_nbuf.h"
#include "hal_api_mon.h"
#include "dp_rx_mon.h"
#include "dp_internal.h"
#include "qdf_mem.h" /* qdf_mem_malloc,free */
#include "htt.h"
#ifdef FEATURE_PERPKT_INFO
#include "dp_ratetable.h"
#endif
static inline
QDF_STATUS dp_rx_mon_status_buffers_replenish(struct dp_soc *dp_soc,
uint32_t mac_id,
struct dp_srng *dp_rxdma_srng,
struct rx_desc_pool *rx_desc_pool,
uint32_t num_req_buffers,
union dp_rx_desc_list_elem_t **desc_list,
union dp_rx_desc_list_elem_t **tail,
uint8_t owner);
static inline void
dp_rx_populate_cfr_non_assoc_sta(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu);
/**
* dp_rx_mon_handle_status_buf_done () - Handle status buf DMA not done
*
* @pdev: DP pdev handle
* @mon_status_srng: Monitor status SRNG
*
* As per MAC team's suggestion, If HP + 2 entry's DMA done is set,
* skip HP + 1 entry and start processing in next interrupt.
* If HP + 2 entry's DMA done is not set, poll onto HP + 1 entry
* for it's DMA done TLV to be set.
*
* Return: enum dp_mon_reap_status
*/
enum dp_mon_reap_status
dp_rx_mon_handle_status_buf_done(struct dp_pdev *pdev,
void *mon_status_srng)
{
struct dp_soc *soc = pdev->soc;
hal_soc_handle_t hal_soc;
void *ring_entry;
uint32_t rx_buf_cookie;
qdf_nbuf_t status_nbuf;
struct dp_rx_desc *rx_desc;
void *rx_tlv;
QDF_STATUS buf_status;
hal_soc = soc->hal_soc;
ring_entry = hal_srng_src_peek_n_get_next_next(hal_soc,
mon_status_srng);
if (!ring_entry) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
FL("Monitor status ring entry is NULL "
"for SRNG: %pK"),
mon_status_srng);
return DP_MON_STATUS_NO_DMA;
}
rx_buf_cookie = HAL_RX_BUF_COOKIE_GET(ring_entry);
rx_desc = dp_rx_cookie_2_va_mon_status(soc, rx_buf_cookie);
qdf_assert(rx_desc);
status_nbuf = rx_desc->nbuf;
qdf_nbuf_sync_for_cpu(soc->osdev, status_nbuf,
QDF_DMA_FROM_DEVICE);
rx_tlv = qdf_nbuf_data(status_nbuf);
buf_status = hal_get_rx_status_done(rx_tlv);
/* If status buffer DMA is not done,
* 1. As per MAC team's suggestion, If HP + 2 entry's DMA done is set,
* replenish HP + 1 entry and start processing in next interrupt.
* 2. If HP + 2 entry's DMA done is not set
* hold on to mon destination ring.
*/
if (buf_status != QDF_STATUS_SUCCESS) {
dp_err_rl("Monitor status ring: DMA is not done "
"for nbuf: %pK", status_nbuf);
pdev->rx_mon_stats.tlv_tag_status_err++;
return DP_MON_STATUS_NO_DMA;
}
pdev->rx_mon_stats.status_buf_done_war++;
return DP_MON_STATUS_REPLENISH;
}
#ifndef QCA_SUPPORT_FULL_MON
/**
* dp_rx_mon_process () - Core brain processing for monitor mode
*
* This API processes monitor destination ring followed by monitor status ring
* Called from bottom half (tasklet/NET_RX_SOFTIRQ)
*
* @soc: datapath soc context
* @int_ctx: interrupt context
* @mac_id: mac_id on which interrupt is received
* @quota: Number of status ring entry that can be serviced in one shot.
*
* @Return: Number of reaped status ring entries
*/
static inline uint32_t
dp_rx_mon_process(struct dp_soc *soc, struct dp_intr *int_ctx,
uint32_t mac_id, uint32_t quota)
{
return quota;
}
#endif
#ifdef WLAN_RX_PKT_CAPTURE_ENH
#include "dp_rx_mon_feature.h"
#else
static QDF_STATUS
dp_rx_handle_enh_capture(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
return QDF_STATUS_SUCCESS;
}
static void
dp_rx_mon_enh_capture_process(struct dp_pdev *pdev, uint32_t tlv_status,
qdf_nbuf_t status_nbuf,
struct hal_rx_ppdu_info *ppdu_info,
bool *nbuf_used)
{
}
#endif
#ifdef WLAN_TX_PKT_CAPTURE_ENH
#include "dp_rx_mon_feature.h"
#else
static QDF_STATUS
dp_send_ack_frame_to_stack(struct dp_soc *soc,
struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
return QDF_STATUS_SUCCESS;
}
#endif
#ifdef FEATURE_PERPKT_INFO
static inline void
dp_rx_populate_rx_rssi_chain(struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
uint8_t chain, bw;
int8_t rssi;
for (chain = 0; chain < SS_COUNT; chain++) {
for (bw = 0; bw < MAX_BW; bw++) {
rssi = ppdu_info->rx_status.rssi_chain[chain][bw];
if (rssi != DP_RSSI_INVAL)
cdp_rx_ppdu->rssi_chain[chain][bw] = rssi;
else
cdp_rx_ppdu->rssi_chain[chain][bw] = 0;
}
}
}
/*
* dp_rx_populate_su_evm_details() - Populate su evm info
* @ppdu_info: ppdu info structure from ppdu ring
* @cdp_rx_ppdu: rx ppdu indication structure
*/
static inline void
dp_rx_populate_su_evm_details(struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
uint8_t pilot_evm;
uint8_t nss_count;
uint8_t pilot_count;
nss_count = ppdu_info->evm_info.nss_count;
pilot_count = ppdu_info->evm_info.pilot_count;
if ((nss_count * pilot_count) > DP_RX_MAX_SU_EVM_COUNT) {
qdf_err("pilot evm count is more than expected");
return;
}
cdp_rx_ppdu->evm_info.pilot_count = pilot_count;
cdp_rx_ppdu->evm_info.nss_count = nss_count;
/* Populate evm for pilot_evm = nss_count*pilot_count */
for (pilot_evm = 0; pilot_evm < nss_count * pilot_count; pilot_evm++) {
cdp_rx_ppdu->evm_info.pilot_evm[pilot_evm] =
ppdu_info->evm_info.pilot_evm[pilot_evm];
}
}
/**
* dp_rx_inc_rusize_cnt() - increment pdev stats based on RU size
* @pdev: pdev ctx
* @rx_user_status: mon rx user status
*
* Return: bool
*/
static inline bool
dp_rx_inc_rusize_cnt(struct dp_pdev *pdev,
struct mon_rx_user_status *rx_user_status)
{
uint32_t ru_size;
bool is_data;
ru_size = rx_user_status->ofdma_ru_size;
if (dp_is_subtype_data(rx_user_status->frame_control)) {
DP_STATS_INC(pdev,
ul_ofdma.data_rx_ru_size[ru_size], 1);
is_data = true;
} else {
DP_STATS_INC(pdev,
ul_ofdma.nondata_rx_ru_size[ru_size], 1);
is_data = false;
}
return is_data;
}
/**
* dp_rx_populate_cdp_indication_ppdu_user() - Populate per user cdp indication
* @pdev: pdev ctx
* @ppdu_info: ppdu info structure from ppdu ring
* @cdp_rx_ppdu: Rx PPDU indication structure
*
* Return: none
*/
static inline void
dp_rx_populate_cdp_indication_ppdu_user(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu
*cdp_rx_ppdu)
{
struct dp_peer *peer;
struct dp_soc *soc = pdev->soc;
struct dp_ast_entry *ast_entry;
uint32_t ast_index;
int i;
struct mon_rx_user_status *rx_user_status;
struct mon_rx_user_info *rx_user_info;
struct cdp_rx_stats_ppdu_user *rx_stats_peruser;
int ru_size;
bool is_data = false;
uint32_t num_users;
num_users = ppdu_info->com_info.num_users;
for (i = 0; i < num_users; i++) {
if (i > OFDMA_NUM_USERS)
return;
rx_user_status = &ppdu_info->rx_user_status[i];
rx_user_info = &ppdu_info->rx_user_info[i];
rx_stats_peruser = &cdp_rx_ppdu->user[i];
ast_index = rx_user_status->ast_index;
if (ast_index >= wlan_cfg_get_max_ast_idx(soc->wlan_cfg_ctx)) {
rx_stats_peruser->peer_id = HTT_INVALID_PEER;
continue;
}
ast_entry = soc->ast_table[ast_index];
if (!ast_entry || ast_entry->peer_id == HTT_INVALID_PEER) {
rx_stats_peruser->peer_id = HTT_INVALID_PEER;
continue;
}
peer = dp_peer_get_ref_by_id(soc, ast_entry->peer_id,
DP_MOD_ID_RX_PPDU_STATS);
if (!peer) {
rx_stats_peruser->peer_id = HTT_INVALID_PEER;
continue;
}
rx_stats_peruser->first_data_seq_ctrl =
rx_user_status->first_data_seq_ctrl;
rx_stats_peruser->frame_control_info_valid =
rx_user_status->frame_control_info_valid;
rx_stats_peruser->frame_control =
rx_user_status->frame_control;
rx_stats_peruser->qos_control_info_valid =
rx_user_info->qos_control_info_valid;
rx_stats_peruser->qos_control =
rx_user_info->qos_control;
rx_stats_peruser->tcp_msdu_count =
rx_user_status->tcp_msdu_count;
rx_stats_peruser->udp_msdu_count =
rx_user_status->udp_msdu_count;
rx_stats_peruser->other_msdu_count =
rx_user_status->other_msdu_count;
rx_stats_peruser->num_msdu =
rx_stats_peruser->tcp_msdu_count +
rx_stats_peruser->udp_msdu_count +
rx_stats_peruser->other_msdu_count;
rx_stats_peruser->preamble_type =
rx_user_status->preamble_type;
rx_stats_peruser->mpdu_cnt_fcs_ok =
rx_user_status->mpdu_cnt_fcs_ok;
rx_stats_peruser->mpdu_cnt_fcs_err =
rx_user_status->mpdu_cnt_fcs_err;
qdf_mem_copy(&rx_stats_peruser->mpdu_fcs_ok_bitmap,
&rx_user_status->mpdu_fcs_ok_bitmap,
HAL_RX_NUM_WORDS_PER_PPDU_BITMAP *
sizeof(rx_user_status->mpdu_fcs_ok_bitmap[0]));
rx_stats_peruser->mpdu_ok_byte_count =
rx_user_status->mpdu_ok_byte_count;
rx_stats_peruser->mpdu_err_byte_count =
rx_user_status->mpdu_err_byte_count;
cdp_rx_ppdu->num_mpdu += rx_user_status->mpdu_cnt_fcs_ok;
cdp_rx_ppdu->num_msdu += rx_stats_peruser->num_msdu;
rx_stats_peruser->retries =
CDP_FC_IS_RETRY_SET(rx_stats_peruser->frame_control) ?
rx_stats_peruser->mpdu_cnt_fcs_ok : 0;
if (rx_stats_peruser->mpdu_cnt_fcs_ok > 1)
rx_stats_peruser->is_ampdu = 1;
else
rx_stats_peruser->is_ampdu = 0;
rx_stats_peruser->tid = ppdu_info->rx_status.tid;
qdf_mem_copy(rx_stats_peruser->mac_addr,
peer->mac_addr.raw, QDF_MAC_ADDR_SIZE);
rx_stats_peruser->peer_id = peer->peer_id;
cdp_rx_ppdu->vdev_id = peer->vdev->vdev_id;
rx_stats_peruser->vdev_id = peer->vdev->vdev_id;
rx_stats_peruser->mu_ul_info_valid = 0;
dp_peer_unref_delete(peer, DP_MOD_ID_RX_PPDU_STATS);
if (cdp_rx_ppdu->u.ppdu_type == HAL_RX_TYPE_MU_OFDMA ||
cdp_rx_ppdu->u.ppdu_type == HAL_RX_TYPE_MU_MIMO) {
if (rx_user_status->mu_ul_info_valid) {
rx_stats_peruser->nss = rx_user_status->nss;
rx_stats_peruser->mcs = rx_user_status->mcs;
rx_stats_peruser->mu_ul_info_valid =
rx_user_status->mu_ul_info_valid;
rx_stats_peruser->ofdma_ru_start_index =
rx_user_status->ofdma_ru_start_index;
rx_stats_peruser->ofdma_ru_width =
rx_user_status->ofdma_ru_width;
rx_stats_peruser->user_index = i;
ru_size = rx_user_status->ofdma_ru_size;
/*
* max RU size will be equal to
* HTT_UL_OFDMA_V0_RU_SIZE_RU_996x2
*/
if (ru_size >= OFDMA_NUM_RU_SIZE) {
dp_err("invalid ru_size %d\n",
ru_size);
return;
}
is_data = dp_rx_inc_rusize_cnt(pdev,
rx_user_status);
}
if (is_data) {
/* counter to get number of MU OFDMA */
pdev->stats.ul_ofdma.data_rx_ppdu++;
pdev->stats.ul_ofdma.data_users[num_users]++;
}
}
}
}
/**
* dp_rx_populate_cdp_indication_ppdu() - Populate cdp rx indication structure
* @pdev: pdev ctx
* @ppdu_info: ppdu info structure from ppdu ring
* @cdp_rx_ppdu: Rx PPDU indication structure
*
* Return: none
*/
static inline void
dp_rx_populate_cdp_indication_ppdu(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
struct dp_peer *peer;
struct dp_soc *soc = pdev->soc;
struct dp_ast_entry *ast_entry;
uint32_t ast_index;
uint32_t i;
cdp_rx_ppdu->first_data_seq_ctrl =
ppdu_info->rx_status.first_data_seq_ctrl;
cdp_rx_ppdu->frame_ctrl =
ppdu_info->rx_status.frame_control;
cdp_rx_ppdu->tcp_msdu_count = ppdu_info->rx_status.tcp_msdu_count;
cdp_rx_ppdu->udp_msdu_count = ppdu_info->rx_status.udp_msdu_count;
cdp_rx_ppdu->other_msdu_count = ppdu_info->rx_status.other_msdu_count;
cdp_rx_ppdu->u.preamble = ppdu_info->rx_status.preamble_type;
/* num mpdu is consolidated and added together in num user loop */
cdp_rx_ppdu->num_mpdu = ppdu_info->com_info.mpdu_cnt_fcs_ok;
/* num msdu is consolidated and added together in num user loop */
cdp_rx_ppdu->num_msdu = (cdp_rx_ppdu->tcp_msdu_count +
cdp_rx_ppdu->udp_msdu_count +
cdp_rx_ppdu->other_msdu_count);
cdp_rx_ppdu->retries = CDP_FC_IS_RETRY_SET(cdp_rx_ppdu->frame_ctrl) ?
ppdu_info->com_info.mpdu_cnt_fcs_ok : 0;
if (ppdu_info->com_info.mpdu_cnt_fcs_ok > 1)
cdp_rx_ppdu->is_ampdu = 1;
else
cdp_rx_ppdu->is_ampdu = 0;
cdp_rx_ppdu->tid = ppdu_info->rx_status.tid;
ast_index = ppdu_info->rx_status.ast_index;
if (ast_index >= wlan_cfg_get_max_ast_idx(soc->wlan_cfg_ctx)) {
cdp_rx_ppdu->peer_id = HTT_INVALID_PEER;
cdp_rx_ppdu->num_users = 0;
goto end;
}
ast_entry = soc->ast_table[ast_index];
if (!ast_entry || ast_entry->peer_id == HTT_INVALID_PEER) {
cdp_rx_ppdu->peer_id = HTT_INVALID_PEER;
cdp_rx_ppdu->num_users = 0;
goto end;
}
peer = dp_peer_get_ref_by_id(soc, ast_entry->peer_id,
DP_MOD_ID_RX_PPDU_STATS);
if (!peer) {
cdp_rx_ppdu->peer_id = HTT_INVALID_PEER;
cdp_rx_ppdu->num_users = 0;
goto end;
}
qdf_mem_copy(cdp_rx_ppdu->mac_addr,
peer->mac_addr.raw, QDF_MAC_ADDR_SIZE);
cdp_rx_ppdu->peer_id = peer->peer_id;
cdp_rx_ppdu->vdev_id = peer->vdev->vdev_id;
cdp_rx_ppdu->ppdu_id = ppdu_info->com_info.ppdu_id;
cdp_rx_ppdu->length = ppdu_info->rx_status.ppdu_len;
cdp_rx_ppdu->duration = ppdu_info->rx_status.duration;
cdp_rx_ppdu->u.bw = ppdu_info->rx_status.bw;
cdp_rx_ppdu->u.nss = ppdu_info->rx_status.nss;
cdp_rx_ppdu->u.mcs = ppdu_info->rx_status.mcs;
if ((ppdu_info->rx_status.sgi == VHT_SGI_NYSM) &&
(ppdu_info->rx_status.preamble_type == HAL_RX_PKT_TYPE_11AC))
cdp_rx_ppdu->u.gi = CDP_SGI_0_4_US;
else
cdp_rx_ppdu->u.gi = ppdu_info->rx_status.sgi;
cdp_rx_ppdu->u.ldpc = ppdu_info->rx_status.ldpc;
cdp_rx_ppdu->u.ppdu_type = ppdu_info->rx_status.reception_type;
cdp_rx_ppdu->u.ltf_size = (ppdu_info->rx_status.he_data5 >>
QDF_MON_STATUS_HE_LTF_SIZE_SHIFT) & 0x3;
cdp_rx_ppdu->rssi = ppdu_info->rx_status.rssi_comb;
cdp_rx_ppdu->timestamp = ppdu_info->rx_status.tsft;
cdp_rx_ppdu->channel = ppdu_info->rx_status.chan_num;
cdp_rx_ppdu->beamformed = ppdu_info->rx_status.beamformed;
cdp_rx_ppdu->num_bytes = ppdu_info->rx_status.ppdu_len;
cdp_rx_ppdu->lsig_a = ppdu_info->rx_status.rate;
cdp_rx_ppdu->u.ltf_size = ppdu_info->rx_status.ltf_size;
dp_rx_populate_rx_rssi_chain(ppdu_info, cdp_rx_ppdu);
dp_rx_populate_su_evm_details(ppdu_info, cdp_rx_ppdu);
cdp_rx_ppdu->rx_antenna = ppdu_info->rx_status.rx_antenna;
cdp_rx_ppdu->nf = ppdu_info->rx_status.chan_noise_floor;
for (i = 0; i < MAX_CHAIN; i++)
cdp_rx_ppdu->per_chain_rssi[i] = ppdu_info->rx_status.rssi[i];
cdp_rx_ppdu->is_mcast_bcast = ppdu_info->nac_info.mcast_bcast;
cdp_rx_ppdu->num_users = ppdu_info->com_info.num_users;
cdp_rx_ppdu->num_mpdu = 0;
cdp_rx_ppdu->num_msdu = 0;
dp_rx_populate_cdp_indication_ppdu_user(pdev, ppdu_info, cdp_rx_ppdu);
dp_peer_unref_delete(peer, DP_MOD_ID_RX_PPDU_STATS);
return;
end:
dp_rx_populate_cfr_non_assoc_sta(pdev, ppdu_info, cdp_rx_ppdu);
}
#else
static inline void
dp_rx_populate_cdp_indication_ppdu(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
}
#endif
/**
* dp_rx_stats_update() - Update per-peer statistics
* @soc: Datapath SOC handle
* @peer: Datapath peer handle
* @ppdu: PPDU Descriptor
*
* Return: None
*/
#ifdef FEATURE_PERPKT_INFO
static inline void dp_rx_rate_stats_update(struct dp_peer *peer,
struct cdp_rx_indication_ppdu *ppdu,
uint32_t user)
{
uint32_t ratekbps = 0;
uint32_t ppdu_rx_rate = 0;
uint32_t nss = 0;
uint8_t mcs = 0;
uint32_t rix;
uint16_t ratecode;
struct cdp_rx_stats_ppdu_user *ppdu_user = NULL;
if (!peer || !ppdu)
return;
if (ppdu->u.ppdu_type != HAL_RX_TYPE_SU) {
ppdu_user = &ppdu->user[user];
if (ppdu_user->nss == 0)
nss = 0;
else
nss = ppdu_user->nss - 1;
mcs = ppdu_user->mcs;
} else {
if (ppdu->u.nss == 0)
nss = 0;
else
nss = ppdu->u.nss - 1;
mcs = ppdu->u.mcs;
}
ratekbps = dp_getrateindex(ppdu->u.gi,
mcs,
nss,
ppdu->u.preamble,
ppdu->u.bw,
&rix,
&ratecode);
if (!ratekbps)
return;
ppdu->rix = rix;
DP_STATS_UPD(peer, rx.last_rx_rate, ratekbps);
dp_ath_rate_lpf(peer->stats.rx.avg_rx_rate, ratekbps);
ppdu_rx_rate = dp_ath_rate_out(peer->stats.rx.avg_rx_rate);
DP_STATS_UPD(peer, rx.rnd_avg_rx_rate, ppdu_rx_rate);
ppdu->rx_ratekbps = ratekbps;
ppdu->rx_ratecode = ratecode;
if (peer->vdev)
peer->vdev->stats.rx.last_rx_rate = ratekbps;
}
static void dp_rx_stats_update(struct dp_pdev *pdev,
struct cdp_rx_indication_ppdu *ppdu)
{
struct dp_soc *soc = NULL;
uint8_t mcs, preamble, ac = 0, nss, ppdu_type;
uint16_t num_msdu;
uint8_t pkt_bw_offset;
struct dp_peer *peer;
struct cdp_rx_stats_ppdu_user *ppdu_user;
uint32_t i;
enum cdp_mu_packet_type mu_pkt_type;
if (pdev)
soc = pdev->soc;
else
return;
if (!soc || soc->process_rx_status)
return;
preamble = ppdu->u.preamble;
ppdu_type = ppdu->u.ppdu_type;
for (i = 0; i < ppdu->num_users && i < CDP_MU_MAX_USERS; i++) {
peer = NULL;
ppdu_user = &ppdu->user[i];
peer = dp_peer_get_ref_by_id(soc, ppdu_user->peer_id,
DP_MOD_ID_RX_PPDU_STATS);
if (!peer)
peer = pdev->invalid_peer;
if (ppdu_type == HAL_RX_TYPE_SU) {
mcs = ppdu->u.mcs;
nss = ppdu->u.nss;
} else {
mcs = ppdu_user->mcs;
nss = ppdu_user->nss;
}
num_msdu = ppdu_user->num_msdu;
switch (ppdu->u.bw) {
case CMN_BW_20MHZ:
pkt_bw_offset = PKT_BW_GAIN_20MHZ;
break;
case CMN_BW_40MHZ:
pkt_bw_offset = PKT_BW_GAIN_40MHZ;
break;
case CMN_BW_80MHZ:
pkt_bw_offset = PKT_BW_GAIN_80MHZ;
break;
case CMN_BW_160MHZ:
pkt_bw_offset = PKT_BW_GAIN_160MHZ;
break;
default:
pkt_bw_offset = 0;
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"Invalid BW index = %d", ppdu->u.bw);
}
DP_STATS_UPD(peer, rx.rssi, (ppdu->rssi + pkt_bw_offset));
if (peer->stats.rx.avg_rssi == INVALID_RSSI)
peer->stats.rx.avg_rssi =
CDP_RSSI_IN(peer->stats.rx.rssi);
else
CDP_RSSI_UPDATE_AVG(peer->stats.rx.avg_rssi,
peer->stats.rx.rssi);
if ((preamble == DOT11_A) || (preamble == DOT11_B))
nss = 1;
if (ppdu_type == HAL_RX_TYPE_SU) {
if (nss) {
DP_STATS_INC(peer, rx.nss[nss - 1], num_msdu);
DP_STATS_INC(peer, rx.ppdu_nss[nss - 1], 1);
}
DP_STATS_INC(peer, rx.mpdu_cnt_fcs_ok,
ppdu_user->mpdu_cnt_fcs_ok);
DP_STATS_INC(peer, rx.mpdu_cnt_fcs_err,
ppdu_user->mpdu_cnt_fcs_err);
}
if (ppdu_type >= HAL_RX_TYPE_MU_MIMO &&
ppdu_type <= HAL_RX_TYPE_MU_OFDMA) {
if (ppdu_type == HAL_RX_TYPE_MU_MIMO)
mu_pkt_type = RX_TYPE_MU_MIMO;
else
mu_pkt_type = RX_TYPE_MU_OFDMA;
if (nss) {
DP_STATS_INC(peer, rx.nss[nss - 1], num_msdu);
DP_STATS_INC(peer,
rx.rx_mu[mu_pkt_type].ppdu_nss[nss - 1],
1);
}
DP_STATS_INC(peer,
rx.rx_mu[mu_pkt_type].mpdu_cnt_fcs_ok,
ppdu_user->mpdu_cnt_fcs_ok);
DP_STATS_INC(peer,
rx.rx_mu[mu_pkt_type].mpdu_cnt_fcs_err,
ppdu_user->mpdu_cnt_fcs_err);
}
DP_STATS_INC(peer, rx.sgi_count[ppdu->u.gi], num_msdu);
DP_STATS_INC(peer, rx.bw[ppdu->u.bw], num_msdu);
DP_STATS_INC(peer, rx.reception_type[ppdu->u.ppdu_type],
num_msdu);
DP_STATS_INC(peer, rx.ppdu_cnt[ppdu->u.ppdu_type], 1);
DP_STATS_INCC(peer, rx.ampdu_cnt, num_msdu,
ppdu_user->is_ampdu);
DP_STATS_INCC(peer, rx.non_ampdu_cnt, num_msdu,
!(ppdu_user->is_ampdu));
DP_STATS_UPD(peer, rx.rx_rate, mcs);
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[MAX_MCS - 1], num_msdu,
((mcs >= MAX_MCS_11A) && (preamble == DOT11_A)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[mcs], num_msdu,
((mcs < MAX_MCS_11A) && (preamble == DOT11_A)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[MAX_MCS - 1], num_msdu,
((mcs >= MAX_MCS_11B) && (preamble == DOT11_B)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[mcs], num_msdu,
((mcs < MAX_MCS_11B) && (preamble == DOT11_B)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[MAX_MCS - 1], num_msdu,
((mcs >= MAX_MCS_11A) && (preamble == DOT11_N)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[mcs], num_msdu,
((mcs < MAX_MCS_11A) && (preamble == DOT11_N)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[MAX_MCS - 1], num_msdu,
((mcs >= MAX_MCS_11AC) && (preamble == DOT11_AC)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[mcs], num_msdu,
((mcs < MAX_MCS_11AC) && (preamble == DOT11_AC)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[MAX_MCS - 1], num_msdu,
((mcs >= (MAX_MCS - 1)) && (preamble == DOT11_AX)));
DP_STATS_INCC(peer,
rx.pkt_type[preamble].mcs_count[mcs], num_msdu,
((mcs < (MAX_MCS - 1)) && (preamble == DOT11_AX)));
DP_STATS_INCC(peer,
rx.su_ax_ppdu_cnt.mcs_count[MAX_MCS - 1], 1,
((mcs >= (MAX_MCS - 1)) && (preamble == DOT11_AX) &&
(ppdu_type == HAL_RX_TYPE_SU)));
DP_STATS_INCC(peer,
rx.su_ax_ppdu_cnt.mcs_count[mcs], 1,
((mcs < (MAX_MCS - 1)) && (preamble == DOT11_AX) &&
(ppdu_type == HAL_RX_TYPE_SU)));
DP_STATS_INCC(peer,
rx.rx_mu[RX_TYPE_MU_OFDMA].ppdu.mcs_count[MAX_MCS - 1],
1, ((mcs >= (MAX_MCS - 1)) &&
(preamble == DOT11_AX) &&
(ppdu_type == HAL_RX_TYPE_MU_OFDMA)));
DP_STATS_INCC(peer,
rx.rx_mu[RX_TYPE_MU_OFDMA].ppdu.mcs_count[mcs],
1, ((mcs < (MAX_MCS - 1)) &&
(preamble == DOT11_AX) &&
(ppdu_type == HAL_RX_TYPE_MU_OFDMA)));
DP_STATS_INCC(peer,
rx.rx_mu[RX_TYPE_MU_MIMO].ppdu.mcs_count[MAX_MCS - 1],
1, ((mcs >= (MAX_MCS - 1)) &&
(preamble == DOT11_AX) &&
(ppdu_type == HAL_RX_TYPE_MU_MIMO)));
DP_STATS_INCC(peer,
rx.rx_mu[RX_TYPE_MU_MIMO].ppdu.mcs_count[mcs],
1, ((mcs < (MAX_MCS - 1)) &&
(preamble == DOT11_AX) &&
(ppdu_type == HAL_RX_TYPE_MU_MIMO)));
/*
* If invalid TID, it could be a non-qos frame, hence do not
* update any AC counters
*/
ac = TID_TO_WME_AC(ppdu_user->tid);
if (ppdu->tid != HAL_TID_INVALID)
DP_STATS_INC(peer, rx.wme_ac_type[ac], num_msdu);
dp_peer_stats_notify(pdev, peer);
DP_STATS_UPD(peer, rx.last_rssi, ppdu->rssi);
dp_peer_qos_stats_notify(pdev, ppdu_user);
if (peer == pdev->invalid_peer)
continue;
if (dp_is_subtype_data(ppdu->frame_ctrl))
dp_rx_rate_stats_update(peer, ppdu, i);
#if defined(FEATURE_PERPKT_INFO) && WDI_EVENT_ENABLE
dp_wdi_event_handler(WDI_EVENT_UPDATE_DP_STATS, pdev->soc,
&peer->stats, ppdu->peer_id,
UPDATE_PEER_STATS, pdev->pdev_id);
#endif
dp_peer_unref_delete(peer, DP_MOD_ID_RX_PPDU_STATS);
}
}
#endif
/**
* dp_rx_handle_mcopy_mode() - Allocate and deliver first MSDU payload
* @soc: core txrx main context
* @pdev: pdev structure
* @ppdu_info: structure for rx ppdu ring
* @nbuf: QDF nbuf
* @fcs_ok_mpdu_cnt: fcs passsed mpdu index
* @deliver_frame: flag to deliver wdi event
*
* Return: QDF_STATUS_SUCCESS - If nbuf to be freed by caller
* QDF_STATUS_E_ALREADY - If nbuf not to be freed by caller
*/
#ifdef FEATURE_PERPKT_INFO
static inline QDF_STATUS
dp_rx_handle_mcopy_mode(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info, qdf_nbuf_t nbuf,
uint8_t fcs_ok_mpdu_cnt, bool deliver_frame)
{
uint16_t size = 0;
struct ieee80211_frame *wh;
uint32_t *nbuf_data;
if (!ppdu_info->ppdu_msdu_info[fcs_ok_mpdu_cnt].first_msdu_payload)
return QDF_STATUS_SUCCESS;
/* For M_COPY mode only one msdu per ppdu is sent to upper layer*/
if (pdev->mcopy_mode == M_COPY) {
if (pdev->m_copy_id.rx_ppdu_id == ppdu_info->com_info.ppdu_id)
return QDF_STATUS_SUCCESS;
}
wh = (struct ieee80211_frame *)(ppdu_info->ppdu_msdu_info[fcs_ok_mpdu_cnt].first_msdu_payload + 4);
size = (ppdu_info->ppdu_msdu_info[fcs_ok_mpdu_cnt].first_msdu_payload -
qdf_nbuf_data(nbuf));
if (qdf_nbuf_pull_head(nbuf, size) == NULL)
return QDF_STATUS_SUCCESS;
if (((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) ==
IEEE80211_FC0_TYPE_MGT) ||
((wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) ==
IEEE80211_FC0_TYPE_CTL)) {
return QDF_STATUS_SUCCESS;
}
nbuf_data = (uint32_t *)qdf_nbuf_data(nbuf);
*nbuf_data = pdev->ppdu_info.com_info.ppdu_id;
/* only retain RX MSDU payload in the skb */
qdf_nbuf_trim_tail(nbuf, qdf_nbuf_len(nbuf) - ppdu_info->ppdu_msdu_info[fcs_ok_mpdu_cnt].payload_len);
if (deliver_frame) {
pdev->m_copy_id.rx_ppdu_id = ppdu_info->com_info.ppdu_id;
dp_wdi_event_handler(WDI_EVENT_RX_DATA, soc,
nbuf, HTT_INVALID_PEER,
WDI_NO_VAL, pdev->pdev_id);
}
return QDF_STATUS_E_ALREADY;
}
#else
static inline QDF_STATUS
dp_rx_handle_mcopy_mode(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info, qdf_nbuf_t nbuf,
uint8_t fcs_ok_cnt, bool deliver_frame)
{
return QDF_STATUS_SUCCESS;
}
#endif
/**
* dp_rx_mcopy_handle_last_mpdu() - cache and delive last MPDU header in a
* status buffer if MPDU end tlv is received in different buffer
* @soc: core txrx main context
* @pdev: pdev structure
* @ppdu_info: structure for rx ppdu ring
* @status_nbuf: QDF nbuf
*
* Return: void
*/
#ifdef FEATURE_PERPKT_INFO
static inline void
dp_rx_mcopy_handle_last_mpdu(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
qdf_nbuf_t status_nbuf)
{
QDF_STATUS mcopy_status;
qdf_nbuf_t nbuf_clone = NULL;
/* If the MPDU end tlv and RX header are received in different buffers,
* process the RX header based on fcs status.
*/
if (pdev->mcopy_status_nbuf) {
/* For M_COPY mode only one msdu per ppdu is sent to upper layer*/
if (pdev->mcopy_mode == M_COPY) {
if (pdev->m_copy_id.rx_ppdu_id ==
ppdu_info->com_info.ppdu_id)
goto end1;
}
if (ppdu_info->is_fcs_passed) {
nbuf_clone = qdf_nbuf_clone(pdev->mcopy_status_nbuf);
if (!nbuf_clone) {
QDF_TRACE(QDF_MODULE_ID_TXRX,
QDF_TRACE_LEVEL_ERROR,
"Failed to clone nbuf",
__func__, __LINE__);
goto end1;
}
pdev->m_copy_id.rx_ppdu_id = ppdu_info->com_info.ppdu_id;
dp_wdi_event_handler(WDI_EVENT_RX_DATA, soc,
nbuf_clone,
HTT_INVALID_PEER,
WDI_NO_VAL, pdev->pdev_id);
ppdu_info->is_fcs_passed = false;
}
end1:
qdf_nbuf_free(pdev->mcopy_status_nbuf);
pdev->mcopy_status_nbuf = NULL;
}
/* If the MPDU end tlv and RX header are received in different buffers,
* preserve the RX header as the fcs status will be received in MPDU
* end tlv in next buffer. So, cache the buffer to be processd in next
* iteration
*/
if ((ppdu_info->fcs_ok_cnt + ppdu_info->fcs_err_cnt) !=
ppdu_info->com_info.mpdu_cnt) {
pdev->mcopy_status_nbuf = qdf_nbuf_clone(status_nbuf);
if (pdev->mcopy_status_nbuf) {
mcopy_status = dp_rx_handle_mcopy_mode(
soc, pdev,
ppdu_info,
pdev->mcopy_status_nbuf,
ppdu_info->fcs_ok_cnt,
false);
if (mcopy_status == QDF_STATUS_SUCCESS) {
qdf_nbuf_free(pdev->mcopy_status_nbuf);
pdev->mcopy_status_nbuf = NULL;
}
}
}
}
#else
static inline void
dp_rx_mcopy_handle_last_mpdu(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
qdf_nbuf_t status_nbuf)
{
}
#endif
/**
* dp_rx_mcopy_process_ppdu_info() - update mcopy ppdu info
* @ppdu_info: structure for rx ppdu ring
* @tlv_status: processed TLV status
*
* Return: void
*/
#ifdef FEATURE_PERPKT_INFO
static inline void
dp_rx_mcopy_process_ppdu_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
uint32_t tlv_status)
{
if (!pdev->mcopy_mode)
return;
/* The fcs status is received in MPDU end tlv. If the RX header
* and its MPDU end tlv are received in different status buffer then
* to process that header ppdu_info->is_fcs_passed is used.
* If end tlv is received in next status buffer then com_info.mpdu_cnt
* will be 0 at the time of receiving MPDU end tlv and we update the
* is_fcs_passed flag based on ppdu_info->fcs_err.
*/
if (tlv_status != HAL_TLV_STATUS_MPDU_END)
return;
if (!ppdu_info->fcs_err) {
if (ppdu_info->fcs_ok_cnt >
HAL_RX_MAX_MPDU_H_PER_STATUS_BUFFER) {
dp_err("No. of MPDUs(%d) per status buff exceeded",
ppdu_info->fcs_ok_cnt);
return;
}
if (ppdu_info->com_info.mpdu_cnt)
ppdu_info->fcs_ok_cnt++;
else
ppdu_info->is_fcs_passed = true;
} else {
if (ppdu_info->com_info.mpdu_cnt)
ppdu_info->fcs_err_cnt++;
else
ppdu_info->is_fcs_passed = false;
}
}
#else
static inline void
dp_rx_mcopy_process_ppdu_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
uint32_t tlv_status)
{
}
#endif
#ifdef FEATURE_PERPKT_INFO
static inline void
dp_rx_process_mcopy_mode(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
uint32_t tlv_status,
qdf_nbuf_t status_nbuf)
{
QDF_STATUS mcopy_status;
qdf_nbuf_t nbuf_clone = NULL;
uint8_t fcs_ok_mpdu_cnt = 0;
dp_rx_mcopy_handle_last_mpdu(soc, pdev, ppdu_info, status_nbuf);
if (qdf_unlikely(!ppdu_info->com_info.mpdu_cnt))
goto end;
if (qdf_unlikely(!ppdu_info->fcs_ok_cnt))
goto end;
/* For M_COPY mode only one msdu per ppdu is sent to upper layer*/
if (pdev->mcopy_mode == M_COPY)
ppdu_info->fcs_ok_cnt = 1;
while (fcs_ok_mpdu_cnt < ppdu_info->fcs_ok_cnt) {
nbuf_clone = qdf_nbuf_clone(status_nbuf);
if (!nbuf_clone) {
QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
"Failed to clone nbuf",
__func__, __LINE__);
goto end;
}
mcopy_status = dp_rx_handle_mcopy_mode(soc, pdev,
ppdu_info,
nbuf_clone,
fcs_ok_mpdu_cnt,
true);
if (mcopy_status == QDF_STATUS_SUCCESS)
qdf_nbuf_free(nbuf_clone);
fcs_ok_mpdu_cnt++;
}
end:
qdf_nbuf_free(status_nbuf);
ppdu_info->fcs_ok_cnt = 0;
ppdu_info->fcs_err_cnt = 0;
ppdu_info->com_info.mpdu_cnt = 0;
qdf_mem_zero(&ppdu_info->ppdu_msdu_info,
HAL_RX_MAX_MPDU_H_PER_STATUS_BUFFER
* sizeof(struct hal_rx_msdu_payload_info));
}
#else
static inline void
dp_rx_process_mcopy_mode(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
uint32_t tlv_status,
qdf_nbuf_t status_nbuf)
{
}
#endif
/**
* dp_rx_handle_smart_mesh_mode() - Deliver header for smart mesh
* @soc: Datapath SOC handle
* @pdev: Datapath PDEV handle
* @ppdu_info: Structure for rx ppdu info
* @nbuf: Qdf nbuf abstraction for linux skb
*
* Return: 0 on success, 1 on failure
*/
static inline int
dp_rx_handle_smart_mesh_mode(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
qdf_nbuf_t nbuf)
{
uint8_t size = 0;
if (!pdev->monitor_vdev) {
QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
"[%s]:[%d] Monitor vdev is NULL !!",
__func__, __LINE__);
return 1;
}
if (!ppdu_info->msdu_info.first_msdu_payload) {
QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
"[%s]:[%d] First msdu payload not present",
__func__, __LINE__);
return 1;
}
/* Adding 4 bytes to get to start of 802.11 frame after phy_ppdu_id */
size = (ppdu_info->msdu_info.first_msdu_payload -
qdf_nbuf_data(nbuf)) + 4;
ppdu_info->msdu_info.first_msdu_payload = NULL;
if (qdf_nbuf_pull_head(nbuf, size) == NULL) {
QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
"[%s]:[%d] No header present",
__func__, __LINE__);
return 1;
}
/* Only retain RX MSDU payload in the skb */
qdf_nbuf_trim_tail(nbuf, qdf_nbuf_len(nbuf) -
ppdu_info->msdu_info.payload_len);
if (!qdf_nbuf_update_radiotap(&pdev->ppdu_info.rx_status, nbuf,
qdf_nbuf_headroom(nbuf))) {
DP_STATS_INC(pdev, dropped.mon_radiotap_update_err, 1);
return 1;
}
pdev->monitor_vdev->osif_rx_mon(pdev->monitor_vdev->osif_vdev,
nbuf, NULL);
pdev->ppdu_info.rx_status.monitor_direct_used = 0;
return 0;
}
#if defined(WLAN_CFR_ENABLE) && defined(WLAN_ENH_CFR_ENABLE)
/*
* dp_rx_mon_handle_cfr_mu_info() - Gather macaddr and ast_index of peer(s) in
* the PPDU received, this will be used for correlation of CFR data captured
* for an UL-MU-PPDU
* @pdev: pdev ctx
* @ppdu_info: pointer to ppdu info structure populated from ppdu status TLVs
* @cdp_rx_ppdu: Rx PPDU indication structure
*
* Return: none
*/
static inline void
dp_rx_mon_handle_cfr_mu_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
struct dp_peer *peer;
struct dp_soc *soc = pdev->soc;
struct dp_ast_entry *ast_entry;
struct mon_rx_user_status *rx_user_status;
struct cdp_rx_stats_ppdu_user *rx_stats_peruser;
uint32_t num_users;
int user_id;
uint32_t ast_index;
qdf_spin_lock_bh(&soc->ast_lock);
num_users = ppdu_info->com_info.num_users;
for (user_id = 0; user_id < num_users; user_id++) {
if (user_id > OFDMA_NUM_USERS) {
qdf_spin_unlock_bh(&soc->ast_lock);
return;
}
rx_user_status = &ppdu_info->rx_user_status[user_id];
rx_stats_peruser = &cdp_rx_ppdu->user[user_id];
ast_index = rx_user_status->ast_index;
if (ast_index >= wlan_cfg_get_max_ast_idx(soc->wlan_cfg_ctx)) {
rx_stats_peruser->peer_id = HTT_INVALID_PEER;
continue;
}
ast_entry = soc->ast_table[ast_index];
if (!ast_entry || ast_entry->peer_id == HTT_INVALID_PEER) {
rx_stats_peruser->peer_id = HTT_INVALID_PEER;
continue;
}
peer = dp_peer_get_ref_by_id(soc, ast_entry->peer_id,
DP_MOD_ID_RX_PPDU_STATS);
if (!peer) {
rx_stats_peruser->peer_id = HTT_INVALID_PEER;
continue;
}
qdf_mem_copy(rx_stats_peruser->mac_addr,
peer->mac_addr.raw, QDF_MAC_ADDR_SIZE);
dp_peer_unref_delete(peer, DP_MOD_ID_RX_PPDU_STATS);
}
qdf_spin_unlock_bh(&soc->ast_lock);
}
/*
* dp_rx_mon_populate_cfr_ppdu_info() - Populate cdp ppdu info from hal ppdu
* info
* @pdev: pdev ctx
* @ppdu_info: ppdu info structure from ppdu ring
* @cdp_rx_ppdu : Rx PPDU indication structure
*
* Return: none
*/
static inline void
dp_rx_mon_populate_cfr_ppdu_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
int chain;
cdp_rx_ppdu->ppdu_id = ppdu_info->com_info.ppdu_id;
cdp_rx_ppdu->timestamp = ppdu_info->rx_status.tsft;
cdp_rx_ppdu->u.ppdu_type = ppdu_info->rx_status.reception_type;
cdp_rx_ppdu->num_users = ppdu_info->com_info.num_users;
for (chain = 0; chain < MAX_CHAIN; chain++)
cdp_rx_ppdu->per_chain_rssi[chain] =
ppdu_info->rx_status.rssi[chain];
dp_rx_mon_handle_cfr_mu_info(pdev, ppdu_info, cdp_rx_ppdu);
}
/**
* dp_cfr_rcc_mode_status() - Return status of cfr rcc mode
* @pdev: pdev ctx
*
* Return: True or False
*/
static inline bool
dp_cfr_rcc_mode_status(struct dp_pdev *pdev)
{
return pdev->cfr_rcc_mode;
}
/*
* dp_rx_mon_populate_cfr_info() - Populate cdp ppdu info from hal cfr info
* @pdev: pdev ctx
* @ppdu_info: ppdu info structure from ppdu ring
* @cdp_rx_ppdu: Rx PPDU indication structure
*
* Return: none
*/
static inline void
dp_rx_mon_populate_cfr_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
struct cdp_rx_ppdu_cfr_info *cfr_info;
if (!dp_cfr_rcc_mode_status(pdev))
return;
cfr_info = &cdp_rx_ppdu->cfr_info;
cfr_info->bb_captured_channel
= ppdu_info->cfr_info.bb_captured_channel;
cfr_info->bb_captured_timeout
= ppdu_info->cfr_info.bb_captured_timeout;
cfr_info->bb_captured_reason
= ppdu_info->cfr_info.bb_captured_reason;
cfr_info->rx_location_info_valid
= ppdu_info->cfr_info.rx_location_info_valid;
cfr_info->chan_capture_status
= ppdu_info->cfr_info.chan_capture_status;
cfr_info->rtt_che_buffer_pointer_high8
= ppdu_info->cfr_info.rtt_che_buffer_pointer_high8;
cfr_info->rtt_che_buffer_pointer_low32
= ppdu_info->cfr_info.rtt_che_buffer_pointer_low32;
}
/**
* dp_update_cfr_dbg_stats() - Increment RCC debug statistics
* @pdev: pdev structure
* @ppdu_info: structure for rx ppdu ring
*
* Return: none
*/
static inline void
dp_update_cfr_dbg_stats(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
struct hal_rx_ppdu_cfr_info *cfr = &ppdu_info->cfr_info;
DP_STATS_INC(pdev,
rcc.chan_capture_status[cfr->chan_capture_status], 1);
if (cfr->rx_location_info_valid) {
DP_STATS_INC(pdev, rcc.rx_loc_info_valid_cnt, 1);
if (cfr->bb_captured_channel) {
DP_STATS_INC(pdev, rcc.bb_captured_channel_cnt, 1);
DP_STATS_INC(pdev,
rcc.reason_cnt[cfr->bb_captured_reason],
1);
} else if (cfr->bb_captured_timeout) {
DP_STATS_INC(pdev, rcc.bb_captured_timeout_cnt, 1);
DP_STATS_INC(pdev,
rcc.reason_cnt[cfr->bb_captured_reason],
1);
}
}
}
/*
* dp_rx_handle_cfr() - Gather cfr info from hal ppdu info
* @soc: core txrx main context
* @pdev: pdev ctx
* @ppdu_info: ppdu info structure from ppdu ring
*
* Return: none
*/
static inline void
dp_rx_handle_cfr(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
qdf_nbuf_t ppdu_nbuf;
struct cdp_rx_indication_ppdu *cdp_rx_ppdu;
dp_update_cfr_dbg_stats(pdev, ppdu_info);
if (!ppdu_info->cfr_info.bb_captured_channel)
return;
ppdu_nbuf = qdf_nbuf_alloc(soc->osdev,
sizeof(struct cdp_rx_indication_ppdu),
0,
0,
FALSE);
if (ppdu_nbuf) {
cdp_rx_ppdu = (struct cdp_rx_indication_ppdu *)ppdu_nbuf->data;
dp_rx_mon_populate_cfr_info(pdev, ppdu_info, cdp_rx_ppdu);
dp_rx_mon_populate_cfr_ppdu_info(pdev, ppdu_info, cdp_rx_ppdu);
qdf_nbuf_put_tail(ppdu_nbuf,
sizeof(struct cdp_rx_indication_ppdu));
dp_wdi_event_handler(WDI_EVENT_RX_PPDU_DESC, soc,
ppdu_nbuf, HTT_INVALID_PEER,
WDI_NO_VAL, pdev->pdev_id);
}
}
/**
* dp_rx_populate_cfr_non_assoc_sta() - Populate cfr ppdu info for PPDUs from
* non-associated stations
* @pdev: pdev ctx
* @ppdu_info: ppdu info structure from ppdu ring
* @cdp_rx_ppdu: Rx PPDU indication structure
*
* Return: none
*/
static inline void
dp_rx_populate_cfr_non_assoc_sta(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
if (!dp_cfr_rcc_mode_status(pdev))
return;
if (ppdu_info->cfr_info.bb_captured_channel)
dp_rx_mon_populate_cfr_ppdu_info(pdev, ppdu_info, cdp_rx_ppdu);
}
/**
* dp_bb_captured_chan_status() - Get the bb_captured_channel status
* @ppdu_info: structure for rx ppdu ring
*
* Return: Success/ Failure
*/
static inline QDF_STATUS
dp_bb_captured_chan_status(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
QDF_STATUS status = QDF_STATUS_E_FAILURE;
struct hal_rx_ppdu_cfr_info *cfr = &ppdu_info->cfr_info;
if (dp_cfr_rcc_mode_status(pdev)) {
if (cfr->bb_captured_channel)
status = QDF_STATUS_SUCCESS;
}
return status;
}
#else
static inline void
dp_rx_mon_handle_cfr_mu_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
}
static inline void
dp_rx_mon_populate_cfr_ppdu_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
}
static inline void
dp_rx_mon_populate_cfr_info(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
}
static inline void
dp_rx_handle_cfr(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
}
static inline void
dp_rx_populate_cfr_non_assoc_sta(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info,
struct cdp_rx_indication_ppdu *cdp_rx_ppdu)
{
}
static inline void
dp_update_cfr_dbg_stats(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
}
static inline QDF_STATUS
dp_bb_captured_chan_status(struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
return QDF_STATUS_E_NOSUPPORT;
}
static inline bool
dp_cfr_rcc_mode_status(struct dp_pdev *pdev)
{
return false;
}
#endif
/**
* dp_rx_handle_ppdu_stats() - Allocate and deliver ppdu stats to cdp layer
* @soc: core txrx main context
* @pdev: pdev strcuture
* @ppdu_info: structure for rx ppdu ring
*
* Return: none
*/
#ifdef FEATURE_PERPKT_INFO
static inline void
dp_rx_handle_ppdu_stats(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
qdf_nbuf_t ppdu_nbuf;
struct cdp_rx_indication_ppdu *cdp_rx_ppdu;
/*
* Do not allocate if fcs error,
* ast idx invalid / fctl invalid
*
* In CFR RCC mode - PPDU status TLVs of error pkts are also needed
*/
if (ppdu_info->com_info.mpdu_cnt_fcs_ok == 0)
return;
if (ppdu_info->nac_info.fc_valid &&
ppdu_info->nac_info.to_ds_flag &&
ppdu_info->nac_info.mac_addr2_valid) {
struct dp_neighbour_peer *peer = NULL;
uint8_t rssi = ppdu_info->rx_status.rssi_comb;
qdf_spin_lock_bh(&pdev->neighbour_peer_mutex);
if (pdev->neighbour_peers_added) {
TAILQ_FOREACH(peer, &pdev->neighbour_peers_list,
neighbour_peer_list_elem) {
if (!qdf_mem_cmp(&peer->neighbour_peers_macaddr,
&ppdu_info->nac_info.mac_addr2,
QDF_MAC_ADDR_SIZE)) {
peer->rssi = rssi;
break;
}
}
}
qdf_spin_unlock_bh(&pdev->neighbour_peer_mutex);
}
/* need not generate wdi event when mcopy, cfr rcc mode and
* enhanced stats are not enabled
*/
if (!pdev->mcopy_mode && !pdev->enhanced_stats_en &&
!dp_cfr_rcc_mode_status(pdev))
return;
if (dp_cfr_rcc_mode_status(pdev))
dp_update_cfr_dbg_stats(pdev, ppdu_info);
if (!ppdu_info->rx_status.frame_control_info_valid ||
(ppdu_info->rx_status.ast_index == HAL_AST_IDX_INVALID)) {
if (!(pdev->mcopy_mode ||
(dp_bb_captured_chan_status(pdev, ppdu_info) ==
QDF_STATUS_SUCCESS)))
return;
}
ppdu_nbuf = qdf_nbuf_alloc(soc->osdev,
sizeof(struct cdp_rx_indication_ppdu),
0, 0, FALSE);
if (ppdu_nbuf) {
cdp_rx_ppdu = (struct cdp_rx_indication_ppdu *)ppdu_nbuf->data;
dp_rx_mon_populate_cfr_info(pdev, ppdu_info, cdp_rx_ppdu);
dp_rx_populate_cdp_indication_ppdu(pdev,
ppdu_info, cdp_rx_ppdu);
if (!qdf_nbuf_put_tail(ppdu_nbuf,
sizeof(struct cdp_rx_indication_ppdu)))
return;
dp_rx_stats_update(pdev, cdp_rx_ppdu);
if (cdp_rx_ppdu->peer_id != HTT_INVALID_PEER) {
dp_wdi_event_handler(WDI_EVENT_RX_PPDU_DESC,
soc, ppdu_nbuf,
cdp_rx_ppdu->peer_id,
WDI_NO_VAL, pdev->pdev_id);
} else if (pdev->mcopy_mode || dp_cfr_rcc_mode_status(pdev)) {
dp_wdi_event_handler(WDI_EVENT_RX_PPDU_DESC, soc,
ppdu_nbuf, HTT_INVALID_PEER,
WDI_NO_VAL, pdev->pdev_id);
} else {
qdf_nbuf_free(ppdu_nbuf);
}
}
}
#else
static inline void
dp_rx_handle_ppdu_stats(struct dp_soc *soc, struct dp_pdev *pdev,
struct hal_rx_ppdu_info *ppdu_info)
{
}
#endif
/**
* dp_rx_process_peer_based_pktlog() - Process Rx pktlog if peer based
* filtering enabled
* @soc: core txrx main context
* @ppdu_info: Structure for rx ppdu info
* @status_nbuf: Qdf nbuf abstraction for linux skb
* @pdev_id: mac_id/pdev_id correspondinggly for MCL and WIN
*
* Return: none
*/
static inline void
dp_rx_process_peer_based_pktlog(struct dp_soc *soc,
struct hal_rx_ppdu_info *ppdu_info,
qdf_nbuf_t status_nbuf, uint32_t pdev_id)
{
struct dp_peer *peer;
struct dp_ast_entry *ast_entry;
uint32_t ast_index;
ast_index = ppdu_info->rx_status.ast_index;
if (ast_index < wlan_cfg_get_max_ast_idx(soc->wlan_cfg_ctx)) {
ast_entry = soc->ast_table[ast_index];
if (ast_entry) {
peer = dp_peer_get_ref_by_id(soc, ast_entry->peer_id,
DP_MOD_ID_RX_PPDU_STATS);
if (peer) {
if ((peer->peer_id != HTT_INVALID_PEER) &&
(peer->peer_based_pktlog_filter)) {
dp_wdi_event_handler(
WDI_EVENT_RX_DESC, soc,
status_nbuf,
peer->peer_id,
WDI_NO_VAL, pdev_id);
}
dp_peer_unref_delete(peer,
DP_MOD_ID_RX_PPDU_STATS);
}
}
}
}
#if defined(HTT_UL_OFDMA_USER_INFO_V0_W0_VALID_M)
static inline void
dp_rx_ul_ofdma_ru_size_to_width(
uint32_t ru_size,
uint32_t *ru_width)
{
uint32_t width;
width = 0;
switch (ru_size) {
case HTT_UL_OFDMA_V0_RU_SIZE_RU_26:
width = 1;
break;
case HTT_UL_OFDMA_V0_RU_SIZE_RU_52:
width = 2;
break;
case HTT_UL_OFDMA_V0_RU_SIZE_RU_106:
width = 4;
break;
case HTT_UL_OFDMA_V0_RU_SIZE_RU_242:
width = 9;
break;
case HTT_UL_OFDMA_V0_RU_SIZE_RU_484:
width = 18;
break;
case HTT_UL_OFDMA_V0_RU_SIZE_RU_996:
width = 37;
break;
case HTT_UL_OFDMA_V0_RU_SIZE_RU_996x2:
width = 74;
break;
default:
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"RU size to width convert err");
break;
}
*ru_width = width;
}
static inline void
dp_rx_mon_handle_mu_ul_info(struct hal_rx_ppdu_info *ppdu_info)
{
struct mon_rx_user_status *mon_rx_user_status;
uint32_t num_users;
uint32_t i;
uint32_t mu_ul_user_v0_word0;
uint32_t mu_ul_user_v0_word1;
uint32_t ru_width;
uint32_t ru_size;
if (!(ppdu_info->rx_status.reception_type == HAL_RX_TYPE_MU_OFDMA ||
ppdu_info->rx_status.reception_type == HAL_RX_TYPE_MU_MIMO))
return;
num_users = ppdu_info->com_info.num_users;
if (num_users > HAL_MAX_UL_MU_USERS)
num_users = HAL_MAX_UL_MU_USERS;
for (i = 0; i < num_users; i++) {
mon_rx_user_status = &ppdu_info->rx_user_status[i];
mu_ul_user_v0_word0 =
mon_rx_user_status->mu_ul_user_v0_word0;
mu_ul_user_v0_word1 =
mon_rx_user_status->mu_ul_user_v0_word1;
if (HTT_UL_OFDMA_USER_INFO_V0_W0_VALID_GET(
mu_ul_user_v0_word0) &&
!HTT_UL_OFDMA_USER_INFO_V0_W0_VER_GET(
mu_ul_user_v0_word0)) {
mon_rx_user_status->mcs =
HTT_UL_OFDMA_USER_INFO_V0_W1_MCS_GET(
mu_ul_user_v0_word1);
mon_rx_user_status->nss =
HTT_UL_OFDMA_USER_INFO_V0_W1_NSS_GET(
mu_ul_user_v0_word1) + 1;
mon_rx_user_status->mu_ul_info_valid = 1;
mon_rx_user_status->ofdma_ru_start_index =
HTT_UL_OFDMA_USER_INFO_V0_W1_RU_START_GET(
mu_ul_user_v0_word1);
ru_size =
HTT_UL_OFDMA_USER_INFO_V0_W1_RU_SIZE_GET(
mu_ul_user_v0_word1);
dp_rx_ul_ofdma_ru_size_to_width(ru_size, &ru_width);
mon_rx_user_status->ofdma_ru_width = ru_width;
mon_rx_user_status->ofdma_ru_size = ru_size;
}
}
}
#else
static inline void
dp_rx_mon_handle_mu_ul_info(struct hal_rx_ppdu_info *ppdu_info)
{
}
#endif
/**
* dp_rx_mon_status_process_tlv() - Process status TLV in status
* buffer on Rx status Queue posted by status SRNG processing.
* @soc: core txrx main context
* @int_ctx: interrupt context
* @mac_id: mac_id which is one of 3 mac_ids _ring
* @quota: amount of work which can be done
*
* Return: none
*/
static inline void
dp_rx_mon_status_process_tlv(struct dp_soc *soc, struct dp_intr *int_ctx,
uint32_t mac_id, uint32_t quota)
{
struct dp_pdev *pdev = dp_get_pdev_for_lmac_id(soc, mac_id);
struct hal_rx_ppdu_info *ppdu_info;
qdf_nbuf_t status_nbuf;
uint8_t *rx_tlv;
uint8_t *rx_tlv_start;
uint32_t tlv_status = HAL_TLV_STATUS_BUF_DONE;
QDF_STATUS enh_log_status = QDF_STATUS_SUCCESS;
struct cdp_pdev_mon_stats *rx_mon_stats;
int smart_mesh_status;
enum WDI_EVENT pktlog_mode = WDI_NO_VAL;
bool nbuf_used;
uint32_t rx_enh_capture_mode;
if (!pdev) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"pdev is null for mac_id = %d", mac_id);
return;
}
ppdu_info = &pdev->ppdu_info;
rx_mon_stats = &pdev->rx_mon_stats;
if (pdev->mon_ppdu_status != DP_PPDU_STATUS_START)
return;
rx_enh_capture_mode = pdev->rx_enh_capture_mode;
while (!qdf_nbuf_is_queue_empty(&pdev->rx_status_q)) {
status_nbuf = qdf_nbuf_queue_remove(&pdev->rx_status_q);
rx_tlv = qdf_nbuf_data(status_nbuf);
rx_tlv_start = rx_tlv;
nbuf_used = false;
if ((pdev->monitor_vdev) || (pdev->enhanced_stats_en) ||
(pdev->mcopy_mode) || (dp_cfr_rcc_mode_status(pdev)) ||
(rx_enh_capture_mode != CDP_RX_ENH_CAPTURE_DISABLED)) {
do {
tlv_status = hal_rx_status_get_tlv_info(rx_tlv,
ppdu_info, pdev->soc->hal_soc,
status_nbuf);
dp_rx_mon_update_dbg_ppdu_stats(ppdu_info,
rx_mon_stats);
dp_rx_mon_enh_capture_process(pdev, tlv_status,
status_nbuf, ppdu_info,
&nbuf_used);
dp_rx_mcopy_process_ppdu_info(pdev,
ppdu_info,
tlv_status);
rx_tlv = hal_rx_status_get_next_tlv(rx_tlv);
if ((rx_tlv - rx_tlv_start) >=
RX_MON_STATUS_BUF_SIZE)
break;
} while ((tlv_status == HAL_TLV_STATUS_PPDU_NOT_DONE) ||
(tlv_status == HAL_TLV_STATUS_HEADER) ||
(tlv_status == HAL_TLV_STATUS_MPDU_END) ||
(tlv_status == HAL_TLV_STATUS_MSDU_END));
}
if (pdev->dp_peer_based_pktlog) {
dp_rx_process_peer_based_pktlog(soc, ppdu_info,
status_nbuf,
pdev->pdev_id);
} else {
if (pdev->rx_pktlog_mode == DP_RX_PKTLOG_FULL)
pktlog_mode = WDI_EVENT_RX_DESC;
else if (pdev->rx_pktlog_mode == DP_RX_PKTLOG_LITE)
pktlog_mode = WDI_EVENT_LITE_RX;
if (pktlog_mode != WDI_NO_VAL)
dp_wdi_event_handler(pktlog_mode, soc,
status_nbuf,
HTT_INVALID_PEER,
WDI_NO_VAL, pdev->pdev_id);
}
/* smart monitor vap and m_copy cannot co-exist */
if (ppdu_info->rx_status.monitor_direct_used && pdev->neighbour_peers_added
&& pdev->monitor_vdev) {
smart_mesh_status = dp_rx_handle_smart_mesh_mode(soc,
pdev, ppdu_info, status_nbuf);
if (smart_mesh_status)
qdf_nbuf_free(status_nbuf);
} else if (qdf_unlikely(pdev->mcopy_mode)) {
dp_rx_process_mcopy_mode(soc, pdev,
ppdu_info, tlv_status,
status_nbuf);
} else if (rx_enh_capture_mode != CDP_RX_ENH_CAPTURE_DISABLED) {
if (!nbuf_used)
qdf_nbuf_free(status_nbuf);
if (tlv_status == HAL_TLV_STATUS_PPDU_DONE)
enh_log_status =
dp_rx_handle_enh_capture(soc,
pdev, ppdu_info);
} else {
qdf_nbuf_free(status_nbuf);
}
if (tlv_status == HAL_TLV_STATUS_PPDU_NON_STD_DONE) {
dp_rx_mon_deliver_non_std(soc, mac_id);
} else if (tlv_status == HAL_TLV_STATUS_PPDU_DONE) {
rx_mon_stats->status_ppdu_done++;
dp_rx_mon_handle_mu_ul_info(ppdu_info);
if (pdev->tx_capture_enabled
!= CDP_TX_ENH_CAPTURE_DISABLED)
dp_send_ack_frame_to_stack(soc, pdev,
ppdu_info);
if (pdev->enhanced_stats_en ||
pdev->mcopy_mode || pdev->neighbour_peers_added)
dp_rx_handle_ppdu_stats(soc, pdev, ppdu_info);
else if (dp_cfr_rcc_mode_status(pdev))
dp_rx_handle_cfr(soc, pdev, ppdu_info);
pdev->mon_ppdu_status = DP_PPDU_STATUS_DONE;
/*
* if chan_num is not fetched correctly from ppdu RX TLV,
* get it from pdev saved.
*/
if (qdf_unlikely(pdev->ppdu_info.rx_status.chan_num == 0))
pdev->ppdu_info.rx_status.chan_num = pdev->mon_chan_num;
/*
* if chan_freq is not fetched correctly from ppdu RX TLV,
* get it from pdev saved.
*/
if (qdf_unlikely(pdev->ppdu_info.rx_status.chan_freq == 0)) {
pdev->ppdu_info.rx_status.chan_freq =
pdev->mon_chan_freq;
}
if (!soc->full_mon_mode)
dp_rx_mon_dest_process(soc, int_ctx, mac_id,
quota);
pdev->mon_ppdu_status = DP_PPDU_STATUS_START;
}
}
return;
}
/*
* dp_rx_nbuf_prepare() - prepare RX nbuf
* @soc: core txrx main context
* @pdev: core txrx pdev context
*
* This function alloc & map nbuf for RX dma usage, retry it if failed
* until retry times reaches max threshold or succeeded.
*
* Return: qdf_nbuf_t pointer if succeeded, NULL if failed.
*/
static inline qdf_nbuf_t
dp_rx_nbuf_prepare(struct dp_soc *soc, struct dp_pdev *pdev)
{
uint8_t *buf;
int32_t nbuf_retry_count;
QDF_STATUS ret;
qdf_nbuf_t nbuf = NULL;
for (nbuf_retry_count = 0; nbuf_retry_count <
QDF_NBUF_ALLOC_MAP_RETRY_THRESHOLD;
nbuf_retry_count++) {
/* Allocate a new skb using alloc_skb */
nbuf = qdf_nbuf_alloc_no_recycler(RX_MON_STATUS_BUF_SIZE,
RX_MON_STATUS_BUF_RESERVATION,
RX_DATA_BUFFER_ALIGNMENT);
if (!nbuf) {
DP_STATS_INC(pdev, replenish.nbuf_alloc_fail, 1);
continue;
}
buf = qdf_nbuf_data(nbuf);
memset(buf, 0, RX_MON_STATUS_BUF_SIZE);
ret = qdf_nbuf_map_nbytes_single(soc->osdev, nbuf,
QDF_DMA_FROM_DEVICE,
RX_MON_STATUS_BUF_SIZE);
/* nbuf map failed */
if (qdf_unlikely(QDF_IS_STATUS_ERROR(ret))) {
qdf_nbuf_free(nbuf);
DP_STATS_INC(pdev, replenish.map_err, 1);
continue;
}
/* qdf_nbuf alloc and map succeeded */
break;
}
/* qdf_nbuf still alloc or map failed */
if (qdf_unlikely(nbuf_retry_count >=
QDF_NBUF_ALLOC_MAP_RETRY_THRESHOLD))
return NULL;
return nbuf;
}
/*
* dp_rx_mon_status_srng_process() - Process monitor status ring
* post the status ring buffer to Rx status Queue for later
* processing when status ring is filled with status TLV.
* Allocate a new buffer to status ring if the filled buffer
* is posted.
* @soc: core txrx main context
* @int_ctx: interrupt context
* @mac_id: mac_id which is one of 3 mac_ids
* @quota: No. of ring entry that can be serviced in one shot.
* Return: uint32_t: No. of ring entry that is processed.
*/
static inline uint32_t
dp_rx_mon_status_srng_process(struct dp_soc *soc, struct dp_intr *int_ctx,
uint32_t mac_id, uint32_t quota)
{
struct dp_pdev *pdev = dp_get_pdev_for_lmac_id(soc, mac_id);
hal_soc_handle_t hal_soc;
void *mon_status_srng;
void *rxdma_mon_status_ring_entry;
QDF_STATUS status;
enum dp_mon_reap_status reap_status;
uint32_t work_done = 0;
if (!pdev) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"pdev is null for mac_id = %d", mac_id);
return work_done;
}
mon_status_srng = soc->rxdma_mon_status_ring[mac_id].hal_srng;
qdf_assert(mon_status_srng);
if (!mon_status_srng || !hal_srng_initialized(mon_status_srng)) {
QDF_TRACE(QDF_MODULE_ID_TXRX, QDF_TRACE_LEVEL_ERROR,
"%s %d : HAL Monitor Status Ring Init Failed -- %pK",
__func__, __LINE__, mon_status_srng);
return work_done;
}
hal_soc = soc->hal_soc;
qdf_assert(hal_soc);
if (qdf_unlikely(dp_srng_access_start(int_ctx, soc, mon_status_srng)))
goto done;
/* mon_status_ring_desc => WBM_BUFFER_RING STRUCT =>
* BUFFER_ADDR_INFO STRUCT
*/
while (qdf_likely((rxdma_mon_status_ring_entry =
hal_srng_src_peek_n_get_next(hal_soc, mon_status_srng))
&& quota--)) {
uint32_t rx_buf_cookie;
qdf_nbuf_t status_nbuf;
struct dp_rx_desc *rx_desc;
uint8_t *status_buf;
qdf_dma_addr_t paddr;
uint64_t buf_addr;
struct rx_desc_pool *rx_desc_pool;
rx_desc_pool = &soc->rx_desc_status[mac_id];
buf_addr =
(HAL_RX_BUFFER_ADDR_31_0_GET(
rxdma_mon_status_ring_entry) |
((uint64_t)(HAL_RX_BUFFER_ADDR_39_32_GET(
rxdma_mon_status_ring_entry)) << 32));
if (qdf_likely(buf_addr)) {
rx_buf_cookie =
HAL_RX_BUF_COOKIE_GET(
rxdma_mon_status_ring_entry);
rx_desc = dp_rx_cookie_2_va_mon_status(soc,
rx_buf_cookie);
qdf_assert(rx_desc);
status_nbuf = rx_desc->nbuf;
qdf_nbuf_sync_for_cpu(soc->osdev, status_nbuf,
QDF_DMA_FROM_DEVICE);
status_buf = qdf_nbuf_data(status_nbuf);
status = hal_get_rx_status_done(status_buf);
if (status != QDF_STATUS_SUCCESS) {
uint32_t hp, tp;
hal_get_sw_hptp(hal_soc, mon_status_srng,
&tp, &hp);
dp_info_rl("tlv tag status error hp:%u, tp:%u",
hp, tp);
/* RxDMA status done bit might not be set even
* though tp is moved by HW.
*/
/* If done status is missing:
* 1. As per MAC team's suggestion,
* when HP + 1 entry is peeked and if DMA
* is not done and if HP + 2 entry's DMA done
* is set. skip HP + 1 entry and
* start processing in next interrupt.
* 2. If HP + 2 entry's DMA done is not set,
* poll onto HP + 1 entry DMA done to be set.
* Check status for same buffer for next time
* dp_rx_mon_status_srng_process
*/
reap_status = dp_rx_mon_handle_status_buf_done(pdev,
mon_status_srng);
if (reap_status == DP_MON_STATUS_NO_DMA)
continue;
else if (reap_status == DP_MON_STATUS_REPLENISH) {
qdf_nbuf_unmap_nbytes_single(
soc->osdev, status_nbuf,
QDF_DMA_FROM_DEVICE,
rx_desc_pool->buf_size);
qdf_nbuf_free(status_nbuf);
goto buf_replenish;
}
}
qdf_nbuf_set_pktlen(status_nbuf,
RX_MON_STATUS_BUF_SIZE);
qdf_nbuf_unmap_nbytes_single(soc->osdev, status_nbuf,
QDF_DMA_FROM_DEVICE,
rx_desc_pool->buf_size);
/* Put the status_nbuf to queue */
qdf_nbuf_queue_add(&pdev->rx_status_q, status_nbuf);
} else {
union dp_rx_desc_list_elem_t *desc_list = NULL;
union dp_rx_desc_list_elem_t *tail = NULL;
uint32_t num_alloc_desc;
num_alloc_desc = dp_rx_get_free_desc_list(soc, mac_id,
rx_desc_pool,
1,
&desc_list,
&tail);
/*
* No free descriptors available
*/
if (qdf_unlikely(num_alloc_desc == 0)) {
work_done++;
break;
}
rx_desc = &desc_list->rx_desc;
}
buf_replenish:
status_nbuf = dp_rx_nbuf_prepare(soc, pdev);
/*
* qdf_nbuf alloc or map failed,
* free the dp rx desc to free list,
* fill in NULL dma address at current HP entry,
* keep HP in mon_status_ring unchanged,
* wait next time dp_rx_mon_status_srng_process
* to fill in buffer at current HP.
*/
if (qdf_unlikely(!status_nbuf)) {
union dp_rx_desc_list_elem_t *desc_list = NULL;
union dp_rx_desc_list_elem_t *tail = NULL;
struct rx_desc_pool *rx_desc_pool;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_info_rl("fail to allocate or map qdf_nbuf");
dp_rx_add_to_free_desc_list(&desc_list,
&tail, rx_desc);
dp_rx_add_desc_list_to_free_list(soc, &desc_list,
&tail, mac_id, rx_desc_pool);
hal_rxdma_buff_addr_info_set(
rxdma_mon_status_ring_entry,
0, 0, HAL_RX_BUF_RBM_SW3_BM);
work_done++;
break;
}
paddr = qdf_nbuf_get_frag_paddr(status_nbuf, 0);
rx_desc->nbuf = status_nbuf;
rx_desc->in_use = 1;
hal_rxdma_buff_addr_info_set(rxdma_mon_status_ring_entry,
paddr, rx_desc->cookie, HAL_RX_BUF_RBM_SW3_BM);
hal_srng_src_get_next(hal_soc, mon_status_srng);
work_done++;
}
done:
dp_srng_access_end(int_ctx, soc, mon_status_srng);
return work_done;
}
uint32_t
dp_rx_mon_status_process(struct dp_soc *soc, struct dp_intr *int_ctx,
uint32_t mac_id, uint32_t quota)
{
uint32_t work_done;
work_done = dp_rx_mon_status_srng_process(soc, int_ctx, mac_id, quota);
quota -= work_done;
dp_rx_mon_status_process_tlv(soc, int_ctx, mac_id, quota);
return work_done;
}
#ifndef DISABLE_MON_CONFIG
uint32_t
dp_mon_process(struct dp_soc *soc, struct dp_intr *int_ctx,
uint32_t mac_id, uint32_t quota)
{
if (qdf_unlikely(soc->full_mon_mode))
return dp_rx_mon_process(soc, int_ctx, mac_id, quota);
return dp_rx_mon_status_process(soc, int_ctx, mac_id, quota);
}
#else
uint32_t
dp_mon_process(struct dp_soc *soc, struct dp_intr *int_ctx,
uint32_t mac_id, uint32_t quota)
{
return 0;
}
#endif
QDF_STATUS
dp_rx_pdev_mon_status_buffers_alloc(struct dp_pdev *pdev, uint32_t mac_id)
{
uint8_t pdev_id = pdev->pdev_id;
struct dp_soc *soc = pdev->soc;
struct dp_srng *mon_status_ring;
uint32_t num_entries;
struct rx_desc_pool *rx_desc_pool;
struct wlan_cfg_dp_soc_ctxt *soc_cfg_ctx;
union dp_rx_desc_list_elem_t *desc_list = NULL;
union dp_rx_desc_list_elem_t *tail = NULL;
soc_cfg_ctx = soc->wlan_cfg_ctx;
mon_status_ring = &soc->rxdma_mon_status_ring[mac_id];
num_entries = mon_status_ring->num_entries;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_debug("Mon RX Desc Pool[%d] entries=%u",
pdev_id, num_entries);
return dp_rx_mon_status_buffers_replenish(soc, mac_id, mon_status_ring,
rx_desc_pool, num_entries,
&desc_list, &tail,
HAL_RX_BUF_RBM_SW3_BM);
}
QDF_STATUS
dp_rx_pdev_mon_status_desc_pool_alloc(struct dp_pdev *pdev, uint32_t mac_id)
{
uint8_t pdev_id = pdev->pdev_id;
struct dp_soc *soc = pdev->soc;
struct dp_srng *mon_status_ring;
uint32_t num_entries;
struct rx_desc_pool *rx_desc_pool;
struct wlan_cfg_dp_soc_ctxt *soc_cfg_ctx;
soc_cfg_ctx = soc->wlan_cfg_ctx;
mon_status_ring = &soc->rxdma_mon_status_ring[mac_id];
num_entries = mon_status_ring->num_entries;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_debug("Mon RX Desc Pool[%d] entries=%u", pdev_id, num_entries);
rx_desc_pool->desc_type = DP_RX_DESC_STATUS_TYPE;
return dp_rx_desc_pool_alloc(soc, num_entries + 1, rx_desc_pool);
}
void
dp_rx_pdev_mon_status_desc_pool_init(struct dp_pdev *pdev, uint32_t mac_id)
{
uint32_t i;
uint8_t pdev_id = pdev->pdev_id;
struct dp_soc *soc = pdev->soc;
struct dp_srng *mon_status_ring;
uint32_t num_entries;
struct rx_desc_pool *rx_desc_pool;
struct wlan_cfg_dp_soc_ctxt *soc_cfg_ctx;
soc_cfg_ctx = soc->wlan_cfg_ctx;
mon_status_ring = &soc->rxdma_mon_status_ring[mac_id];
num_entries = mon_status_ring->num_entries;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_debug("Mon RX Desc status Pool[%d] init entries=%u",
pdev_id, num_entries);
rx_desc_pool->owner = HAL_RX_BUF_RBM_SW3_BM;
rx_desc_pool->buf_size = RX_MON_STATUS_BUF_SIZE;
rx_desc_pool->buf_alignment = RX_DATA_BUFFER_ALIGNMENT;
/* Disable frag processing flag */
dp_rx_enable_mon_dest_frag(rx_desc_pool, false);
dp_rx_desc_pool_init(soc, mac_id, num_entries + 1, rx_desc_pool);
qdf_nbuf_queue_init(&pdev->rx_status_q);
pdev->mon_ppdu_status = DP_PPDU_STATUS_START;
qdf_mem_zero(&pdev->ppdu_info, sizeof(pdev->ppdu_info));
/*
* Set last_ppdu_id to HAL_INVALID_PPDU_ID in order to avoid ppdu_id
* match with '0' ppdu_id from monitor status ring
*/
pdev->ppdu_info.com_info.last_ppdu_id = HAL_INVALID_PPDU_ID;
qdf_mem_zero(&pdev->rx_mon_stats, sizeof(pdev->rx_mon_stats));
dp_rx_mon_init_dbg_ppdu_stats(&pdev->ppdu_info,
&pdev->rx_mon_stats);
for (i = 0; i < MAX_MU_USERS; i++) {
qdf_nbuf_queue_init(&pdev->mpdu_q[i]);
pdev->is_mpdu_hdr[i] = true;
}
qdf_mem_zero(pdev->msdu_list, sizeof(pdev->msdu_list[MAX_MU_USERS]));
pdev->rx_enh_capture_mode = CDP_RX_ENH_CAPTURE_DISABLED;
}
void
dp_rx_pdev_mon_status_desc_pool_deinit(struct dp_pdev *pdev, uint32_t mac_id) {
uint8_t pdev_id = pdev->pdev_id;
struct dp_soc *soc = pdev->soc;
struct rx_desc_pool *rx_desc_pool;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_debug("Mon RX Desc status Pool[%d] deinit", pdev_id);
dp_rx_desc_pool_deinit(soc, rx_desc_pool);
}
void
dp_rx_pdev_mon_status_desc_pool_free(struct dp_pdev *pdev, uint32_t mac_id) {
uint8_t pdev_id = pdev->pdev_id;
struct dp_soc *soc = pdev->soc;
struct rx_desc_pool *rx_desc_pool;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_debug("Mon RX Status Desc Pool Free pdev[%d]", pdev_id);
dp_rx_desc_pool_free(soc, rx_desc_pool);
}
void
dp_rx_pdev_mon_status_buffers_free(struct dp_pdev *pdev, uint32_t mac_id)
{
uint8_t pdev_id = pdev->pdev_id;
struct dp_soc *soc = pdev->soc;
struct rx_desc_pool *rx_desc_pool;
rx_desc_pool = &soc->rx_desc_status[mac_id];
dp_debug("Mon RX Status Desc Pool Free pdev[%d]", pdev_id);
dp_rx_desc_nbuf_free(soc, rx_desc_pool);
}
/*
* dp_rx_buffers_replenish() - replenish monitor status ring with
* rx nbufs called during dp rx
* monitor status ring initialization
*
* @soc: core txrx main context
* @mac_id: mac_id which is one of 3 mac_ids
* @dp_rxdma_srng: dp monitor status circular ring
* @rx_desc_pool; Pointer to Rx descriptor pool
* @num_req_buffers: number of buffer to be replenished
* @desc_list: list of descs if called from dp rx monitor status
* process or NULL during dp rx initialization or
* out of buffer interrupt
* @tail: tail of descs list
* @owner: who owns the nbuf (host, NSS etc...)
* Return: return success or failure
*/
static inline
QDF_STATUS dp_rx_mon_status_buffers_replenish(struct dp_soc *dp_soc,
uint32_t mac_id,
struct dp_srng *dp_rxdma_srng,
struct rx_desc_pool *rx_desc_pool,
uint32_t num_req_buffers,
union dp_rx_desc_list_elem_t **desc_list,
union dp_rx_desc_list_elem_t **tail,
uint8_t owner)
{
uint32_t num_alloc_desc;
uint16_t num_desc_to_free = 0;
uint32_t num_entries_avail;
uint32_t count = 0;
int sync_hw_ptr = 1;
qdf_dma_addr_t paddr;
qdf_nbuf_t rx_netbuf;
void *rxdma_ring_entry;
union dp_rx_desc_list_elem_t *next;
void *rxdma_srng;
struct dp_pdev *dp_pdev = dp_get_pdev_for_lmac_id(dp_soc, mac_id);
if (!dp_pdev) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"pdev is null for mac_id = %d", mac_id);
return QDF_STATUS_E_FAILURE;
}
rxdma_srng = dp_rxdma_srng->hal_srng;
qdf_assert(rxdma_srng);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"[%s][%d] requested %d buffers for replenish",
__func__, __LINE__, num_req_buffers);
/*
* if desc_list is NULL, allocate the descs from freelist
*/
if (!(*desc_list)) {
num_alloc_desc = dp_rx_get_free_desc_list(dp_soc, mac_id,
rx_desc_pool,
num_req_buffers,
desc_list,
tail);
if (!num_alloc_desc) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"[%s][%d] no free rx_descs in freelist",
__func__, __LINE__);
return QDF_STATUS_E_NOMEM;
}
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"[%s][%d] %d rx desc allocated", __func__, __LINE__,
num_alloc_desc);
num_req_buffers = num_alloc_desc;
}
hal_srng_access_start(dp_soc->hal_soc, rxdma_srng);
num_entries_avail = hal_srng_src_num_avail(dp_soc->hal_soc,
rxdma_srng, sync_hw_ptr);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"[%s][%d] no of available entries in rxdma ring: %d",
__func__, __LINE__, num_entries_avail);
if (num_entries_avail < num_req_buffers) {
num_desc_to_free = num_req_buffers - num_entries_avail;
num_req_buffers = num_entries_avail;
}
while (count <= num_req_buffers) {
rx_netbuf = dp_rx_nbuf_prepare(dp_soc, dp_pdev);
/*
* qdf_nbuf alloc or map failed,
* keep HP in mon_status_ring unchanged,
* wait dp_rx_mon_status_srng_process
* to fill in buffer at current HP.
*/
if (qdf_unlikely(!rx_netbuf)) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"%s: qdf_nbuf allocate or map fail, count %d",
__func__, count);
break;
}
paddr = qdf_nbuf_get_frag_paddr(rx_netbuf, 0);
next = (*desc_list)->next;
rxdma_ring_entry = hal_srng_src_get_cur_hp_n_move_next(
dp_soc->hal_soc,
rxdma_srng);
if (qdf_unlikely(!rxdma_ring_entry)) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
"[%s][%d] rxdma_ring_entry is NULL, count - %d",
__func__, __LINE__, count);
qdf_nbuf_unmap_nbytes_single(dp_soc->osdev, rx_netbuf,
QDF_DMA_FROM_DEVICE,
rx_desc_pool->buf_size);
qdf_nbuf_free(rx_netbuf);
break;
}
(*desc_list)->rx_desc.nbuf = rx_netbuf;
(*desc_list)->rx_desc.in_use = 1;
count++;
hal_rxdma_buff_addr_info_set(rxdma_ring_entry, paddr,
(*desc_list)->rx_desc.cookie, owner);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"[%s][%d] rx_desc=%pK, cookie=%d, nbuf=%pK, \
paddr=%pK",
__func__, __LINE__, &(*desc_list)->rx_desc,
(*desc_list)->rx_desc.cookie, rx_netbuf,
(void *)paddr);
*desc_list = next;
}
hal_srng_access_end(dp_soc->hal_soc, rxdma_srng);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"successfully replenished %d buffers", num_req_buffers);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"%d rx desc added back to free list", num_desc_to_free);
/*
* add any available free desc back to the free list
*/
if (*desc_list) {
dp_rx_add_desc_list_to_free_list(dp_soc, desc_list, tail,
mac_id, rx_desc_pool);
}
return QDF_STATUS_SUCCESS;
}
#if !defined(DISABLE_MON_CONFIG) && defined(MON_ENABLE_DROP_FOR_MAC)
/**
* dp_mon_status_srng_drop_for_mac() - Drop the mon status ring packets for
* a given mac
* @pdev: DP pdev
* @mac_id: mac id
* @quota: maximum number of ring entries that can be processed
*
* Return: Number of ring entries reaped
*/
static uint32_t
dp_mon_status_srng_drop_for_mac(struct dp_pdev *pdev, uint32_t mac_id,
uint32_t quota)
{
struct dp_soc *soc = pdev->soc;
void *mon_status_srng;
hal_soc_handle_t hal_soc;
void *ring_desc;
uint32_t reap_cnt = 0;
if (qdf_unlikely(!soc || !soc->hal_soc))
return reap_cnt;
mon_status_srng = soc->rxdma_mon_status_ring[mac_id].hal_srng;
if (qdf_unlikely(!mon_status_srng ||
!hal_srng_initialized(mon_status_srng)))
return reap_cnt;
hal_soc = soc->hal_soc;
if (qdf_unlikely(hal_srng_access_start(hal_soc, mon_status_srng)))
return reap_cnt;
while ((ring_desc =
hal_srng_src_peek_n_get_next(hal_soc, mon_status_srng)) &&
reap_cnt < MON_DROP_REAP_LIMIT && quota--) {
uint64_t buf_addr;
buf_addr = (HAL_RX_BUFFER_ADDR_31_0_GET(ring_desc) |
((uint64_t)(HAL_RX_BUFFER_ADDR_39_32_GET(ring_desc)) << 32));
if (qdf_unlikely(!buf_addr)) {
struct rx_desc_pool *rx_desc_pool;
qdf_dma_addr_t iova;
qdf_nbuf_t status_nbuf;
struct dp_rx_desc *rx_desc;
union dp_rx_desc_list_elem_t *rx_desc_elem;
rx_desc_pool = dp_rx_get_mon_desc_pool(soc, mac_id,
pdev->pdev_id);
qdf_spin_lock_bh(&rx_desc_pool->lock);
if (!rx_desc_pool->freelist) {
qdf_spin_unlock_bh(&rx_desc_pool->lock);
break;
}
rx_desc_elem = rx_desc_pool->freelist;
rx_desc_pool->freelist = rx_desc_pool->freelist->next;
qdf_spin_unlock_bh(&rx_desc_pool->lock);
rx_desc = &rx_desc_elem->rx_desc;
status_nbuf = dp_rx_nbuf_prepare(soc, pdev);
if (qdf_unlikely(!status_nbuf)) {
union dp_rx_desc_list_elem_t *desc_list = NULL;
union dp_rx_desc_list_elem_t *tail = NULL;
dp_info_rl("fail to allocate or map nbuf");
dp_rx_add_to_free_desc_list(&desc_list, &tail,
rx_desc);
dp_rx_add_desc_list_to_free_list(soc,
&desc_list,
&tail, mac_id,
rx_desc_pool);
hal_rxdma_buff_addr_info_set(ring_desc, 0, 0,
HAL_RX_BUF_RBM_SW3_BM);
break;
}
iova = qdf_nbuf_get_frag_paddr(status_nbuf, 0);
rx_desc->nbuf = status_nbuf;
rx_desc->in_use = 1;
hal_rxdma_buff_addr_info_set(ring_desc, iova,
rx_desc->cookie,
HAL_RX_BUF_RBM_SW3_BM);
}
reap_cnt++;
hal_srng_src_get_next(hal_soc, mon_status_srng);
}
hal_srng_access_end(hal_soc, mon_status_srng);
return reap_cnt;
}
uint32_t dp_mon_drop_packets_for_mac(struct dp_pdev *pdev, uint32_t mac_id,
uint32_t quota)
{
uint32_t work_done;
work_done = dp_mon_status_srng_drop_for_mac(pdev, mac_id, quota);
dp_mon_dest_srng_drop_for_mac(pdev, mac_id);
return work_done;
}
#else
uint32_t dp_mon_drop_packets_for_mac(struct dp_pdev *pdev, uint32_t mac_id,
uint32_t quota)
{
return 0;
}
#endif
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