samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Fork 0
程式碼 問題 合併請求 Actions 套件 專案 版本發布 Wiki 動態
Files
ca0cf99f1d451f654e6d26958d76fbca2bbcfe4c
android_kernel_samsung_sm86…/dp/wifi3.0/dp_rx_mon_status.c
Shivani Soni f1392936e6 qcacmn: Reserve 128 bytes headroom in monitor status buffer 
Reserve 128 bytes headroom for monitor status buffer
to accomadate feature specific radiotap header or any other info
in the headroom.

CRs-Fixed: 2775118
Change-Id: I2b1aba26e565b58c48a2e24ad17965aacd6b4526
2020-09-18 10:38:14 -07:00

2414 行
66 KiB
C
原始文件 Blame 歷史記錄

/*
* 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("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_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);
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;
}
新增問題並參考 檢視 Git Blame 複製固定連結