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qcacld-3.0: GETSTATSSTAINFO does not return the mcbc count

Browse source 
GETSTATSSTAINFO and GETSTAINFO cmds return the correct
mcbc counters in SAP+STA case with IPA disabled since the
host updates these stats during dp_rx processing.

With IPA is enabled the hdd callback invoked from the IPA
driver needs to update the counters if broadcast or
multicast pkts are received in exception path.

Change-Id: I450bf809fab559be8f2fbd172c49fd7e8858ee5c
CRs-Fixed: 2875804
This commit is contained in:
Nisha Menon 2021-02-10 21:22:26 -08:00 • committed by snandini
commit 455e425f0d
5 changed files with 61 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

17
core/hdd/inc/wlan_hdd_softap_tx_rx.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2020 The Linux Foundation. All rights reserved.
* Copyright (c) 2014-2021 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
@ -204,6 +204,21 @@ void hdd_softap_tx_resume_cb(void *adapter_context, bool tx_resume)
}
#endif /* QCA_LL_LEGACY_TX_FLOW_CONTROL */
/**
* hdd_ipa_update_rx_mcbc_stats() - Update broadcast multicast stats
* @adapter: pointer to hdd adapter
* @skb: pointer to netbuf
*
* Check if multicast or broadcast pkt was received and increment
* the stats accordingly. This is required only if IPA is enabled
* as in case of regular Rx path mcast/bcast stats are processed
* in the dp layer.
*
* Return: None
*/
void hdd_ipa_update_rx_mcbc_stats(struct hdd_adapter *adapter,
struct sk_buff *skb);
#ifdef SAP_DHCP_FW_IND
/**
* hdd_post_dhcp_ind() - Send DHCP START/STOP indication to FW

2
core/hdd/src/wlan_hdd_ipa.c
View file

@ -455,6 +455,8 @@ void hdd_ipa_send_nbuf_to_network(qdf_nbuf_t nbuf, qdf_netdev_t dev)
return;
}
hdd_ipa_update_rx_mcbc_stats(adapter, nbuf);
if ((adapter->device_mode == QDF_SAP_MODE) &&
(qdf_nbuf_is_ipv4_dhcp_pkt(nbuf) == true)) {
/* Send DHCP Indication to FW */

28
core/hdd/src/wlan_hdd_softap_tx_rx.c
View file

@ -420,6 +420,34 @@ static void hdd_softap_notify_dhcp_ind(void *context, struct sk_buff *netbuf)
hdd_post_dhcp_ind(adapter, dest_mac_addr, WMA_DHCP_STOP_IND);
}
void hdd_ipa_update_rx_mcbc_stats(struct hdd_adapter *adapter,
struct sk_buff *skb)
{
struct hdd_station_info *hdd_sta_info;
struct qdf_mac_addr *src_mac;
qdf_ether_header_t *eh;
src_mac = (struct qdf_mac_addr *)(skb->data +
QDF_NBUF_SRC_MAC_OFFSET);
hdd_sta_info = hdd_get_sta_info_by_mac(
&adapter->sta_info_list,
src_mac->bytes,
STA_INFO_SOFTAP_IPA_RX_PKT_CALLBACK);
if (!hdd_sta_info)
return;
if (qdf_nbuf_data_is_ipv4_mcast_pkt(skb->data))
hdd_sta_info->rx_mc_bc_cnt++;
eh = (qdf_ether_header_t *)qdf_nbuf_data(skb);
if (QDF_IS_ADDR_BROADCAST(eh->ether_dhost))
hdd_sta_info->rx_mc_bc_cnt++;
hdd_put_sta_info_ref(&adapter->sta_info_list, &hdd_sta_info,
true, STA_INFO_SOFTAP_IPA_RX_PKT_CALLBACK);
}
int hdd_softap_inspect_dhcp_packet(struct hdd_adapter *adapter,
struct sk_buff *skb,
enum qdf_proto_dir dir)

2
core/hdd/src/wlan_hdd_sta_info.h
View file

@ -107,6 +107,7 @@ enum dhcp_nego_status {
* @STA_INFO_CLEAR_CACHED_STA_INFO: Clear the cached sta info
* @STA_INFO_ATTACH_DETACH: Station info attach/detach
* @STA_INFO_SHOW: Station info show
* @STA_INFO_SOFTAP_IPA_RX_PKT_CALLBACK: Update rx mcbc stats for IPA case
*
*/
/*
@ -144,6 +145,7 @@ typedef enum {
STA_INFO_CLEAR_CACHED_STA_INFO = 27,
STA_INFO_ATTACH_DETACH = 28,
STA_INFO_SHOW = 29,
STA_INFO_SOFTAP_IPA_RX_PKT_CALLBACK = 30,
STA_INFO_ID_MAX,
} wlan_sta_info_dbgid;

16
core/hdd/src/wlan_hdd_station_info.c
View file

@ -37,6 +37,7 @@
#include "wlan_mlme_ucfg_api.h"
#include "wlan_hdd_sta_info.h"
#include "wlan_hdd_object_manager.h"
#include "wlan_ipa_ucfg_api.h"
#include <cdp_txrx_handle.h>
#include <cdp_txrx_stats_struct.h>
@ -1624,7 +1625,12 @@ int32_t hdd_cfg80211_get_station_cmd(struct wiphy *wiphy,
* @adapter: pointer to adapter
* @stainfo: station information
*
* This function gets peer statistics information
* This function gets peer statistics information. If IPA is
* enabled the Rx bcast/mcast count is updated in the
* exception callback invoked by the IPA driver. In case of
* back pressure the packets may get routed to the sw path and
* where eventually the peer mcast/bcast pkt counts are updated in
* dp rx process handling.
*
* Return : 0 on success and errno on failure
*/
@ -1649,8 +1655,12 @@ static int hdd_get_peer_stats(struct hdd_adapter *adapter,
}
stainfo->rx_retry_cnt = peer_stats->rx.rx_retries;
stainfo->rx_mc_bc_cnt = peer_stats->rx.multicast.num +
peer_stats->rx.bcast.num;
if (!ucfg_ipa_is_enabled())
stainfo->rx_mc_bc_cnt = peer_stats->rx.multicast.num +
peer_stats->rx.bcast.num;
else
stainfo->rx_mc_bc_cnt += peer_stats->rx.multicast.num +
peer_stats->rx.bcast.num;
qdf_mem_free(peer_stats);
peer_stats = NULL;