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qcacmn: Add support to include ACK status and tx retry count

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Extend radiotap header to append ACK status and tx retry count
for packets sent to virtual mon interface.

Change-Id: I51037ffd11dfdee49278d43643fb7861a514ee18
CRs-Fixed: 2627710
This commit is contained in:
Vulupala Shashank Reddy
2020-02-20 14:49:25 +05:30
committed by nshrivas
parent 5ad9b66679
commit 616976e2ce
3 changed files with 38 additions and 1 deletions
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6
qdf/inc/qdf_nbuf.h
View File

@@ -242,6 +242,9 @@
* @rxpcu_filter_pass: Flag which indicates whether RX packets are received in
* BSS mode(not in promisc mode)
* @rssi_chain: Rssi chain per nss per bw
* @tx_status: packet tx status
* @tx_retry_cnt: tx retry count
* @add_rtap_ext: add radio tap extension
*/
struct mon_rx_status {
uint64_t tsft;
@@ -323,6 +326,9 @@ struct mon_rx_status {
uint8_t rxpcu_filter_pass;
int8_t rssi_chain[8][8];
uint32_t rx_antenna;
uint8_t tx_status;
uint8_t tx_retry_cnt;
bool add_rtap_ext;
};
/**

32
qdf/linux/src/qdf_nbuf.c
View File

@@ -4067,6 +4067,8 @@ qdf_nbuf_update_radiotap_he_mu_other_flags(struct mon_rx_status *rx_status,
return rtap_len;
}
#define IEEE80211_RADIOTAP_TX_STATUS 0
#define IEEE80211_RADIOTAP_RETRY_COUNT 1
/**
* This is the length for radiotap, combined length
@@ -4085,6 +4087,11 @@ qdf_nbuf_update_radiotap_he_mu_other_flags(struct mon_rx_status *rx_status,
#define RADIOTAP_AMPDU_STATUS_LEN (8 + 3)
#define RADIOTAP_VENDOR_NS_LEN \
(sizeof(struct qdf_radiotap_vendor_ns_ath) + 1)
/* This is Radio Tap Header Extension Length.
* 4 Bytes for Extended it_present bit map +
* 4 bytes padding for alignment
*/
#define RADIOTAP_HEADER_EXT_LEN (2 * sizeof(uint32_t))
#define RADIOTAP_HEADER_LEN (sizeof(struct ieee80211_radiotap_header) + \
RADIOTAP_FIXED_HEADER_LEN + \
RADIOTAP_HT_FLAGS_LEN + \
@@ -4093,7 +4100,8 @@ qdf_nbuf_update_radiotap_he_mu_other_flags(struct mon_rx_status *rx_status,
RADIOTAP_HE_FLAGS_LEN + \
RADIOTAP_HE_MU_FLAGS_LEN + \
RADIOTAP_HE_MU_OTHER_FLAGS_LEN + \
RADIOTAP_VENDOR_NS_LEN)
RADIOTAP_VENDOR_NS_LEN + \
RADIOTAP_HEADER_EXT_LEN)
#define IEEE80211_RADIOTAP_HE 23
#define IEEE80211_RADIOTAP_HE_MU 24
@@ -4152,6 +4160,14 @@ unsigned int qdf_nbuf_update_radiotap(struct mon_rx_status *rx_status,
uint32_t rtap_len = rtap_hdr_len;
uint8_t length = rtap_len;
struct qdf_radiotap_vendor_ns_ath *radiotap_vendor_ns_ath;
uint32_t *rtap_ext = NULL;
/* Adding Extended Header space */
if (rx_status->add_rtap_ext) {
rtap_hdr_len += RADIOTAP_HEADER_EXT_LEN;
rtap_len = rtap_hdr_len;
}
length = rtap_len;
/* IEEE80211_RADIOTAP_TSFT __le64 microseconds*/
rthdr->it_present = (1 << IEEE80211_RADIOTAP_TSFT);
@@ -4335,6 +4351,20 @@ unsigned int qdf_nbuf_update_radiotap(struct mon_rx_status *rx_status,
cpu_to_le32(rx_status->ppdu_timestamp);
rtap_len += sizeof(*radiotap_vendor_ns_ath);
/* Add Extension to Radiotap Header & corresponding data */
if (rx_status->add_rtap_ext) {
rthdr->it_present |= cpu_to_le32(1 << IEEE80211_RADIOTAP_EXT);
rtap_ext = (uint32_t *)&rthdr->it_present;
rtap_ext++;
*rtap_ext = cpu_to_le32(1 << IEEE80211_RADIOTAP_TX_STATUS);
*rtap_ext |= cpu_to_le32(1 << IEEE80211_RADIOTAP_RETRY_COUNT);
rtap_buf[rtap_len] = rx_status->tx_status;
rtap_len += 1;
rtap_buf[rtap_len] = rx_status->tx_retry_cnt;
rtap_len += 1;
}
rthdr->it_len = cpu_to_le16(rtap_len);
rthdr->it_present = cpu_to_le32(rthdr->it_present);

1
wmi/src/wmi_unified_tlv.c
View File

@@ -13251,6 +13251,7 @@ extract_vdev_mgmt_offload_event_tlv(void *handle, void *evt_buf,
params->buf_len = hdr->buf_len;
params->tx_status = hdr->tx_status;
params->buf = param_tlvs->bufp;
params->tx_retry_cnt = hdr->tx_retry_cnt;
return QDF_STATUS_SUCCESS;
}
#endif /* WLAN_FEATURE_PKT_CAPTURE */