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ath10k: add tracing for ath10k_htt_pktlog

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This is useful for collecting pktlog statistics of tx, rx
and rate information, so add tracing for the API call.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Rajkumar Manoharan 2014-10-03 08:02:40 +03:00 committed by Kalle Valo
parent 90174455ae
commit bfdd7937ab
5 changed files with 46 additions and 2 deletions
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1
drivers/net/wireless/ath/ath10k/debug.h
View File

@ -69,7 +69,6 @@ struct ath10k_fw_crash_data *
ath10k_debug_get_new_fw_crash_data(struct ath10k *ar);
void ath10k_debug_dbglog_add(struct ath10k *ar, u8 *buffer, int len);
#define ATH10K_DFS_STAT_INC(ar, c) (ar->debug.dfs_stats.c++)
void ath10k_debug_get_et_strings(struct ieee80211_hw *hw,

2
drivers/net/wireless/ath/ath10k/htt.h
View File

@ -725,7 +725,7 @@ static inline u8 *htt_rx_test_get_chars(struct htt_rx_test *rx_test)
*/
struct htt_pktlog_msg {
u8 pad[3];
__le32 payload[1 /* or more */];
u8 payload[0];
} __packed;
struct htt_dbg_stats_rx_reorder_stats {

9
drivers/net/wireless/ath/ath10k/htt_rx.c
View File

@ -1674,6 +1674,15 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb)
case HTT_T2H_MSG_TYPE_RX_DELBA:
ath10k_htt_rx_delba(ar, resp);
break;
case HTT_T2H_MSG_TYPE_PKTLOG: {
struct ath10k_pktlog_hdr *hdr =
(struct ath10k_pktlog_hdr *)resp->pktlog_msg.payload;
trace_ath10k_htt_pktlog(ar, resp->pktlog_msg.payload,
sizeof(*hdr) +
__le16_to_cpu(hdr->size));
break;
}
case HTT_T2H_MSG_TYPE_RX_FLUSH: {
/* Ignore this event because mac80211 takes care of Rx
* aggregation reordering.

9
drivers/net/wireless/ath/ath10k/hw.h
View File

@ -80,6 +80,15 @@ enum ath10k_mcast2ucast_mode {
ATH10K_MCAST2UCAST_ENABLED = 1,
};
struct ath10k_pktlog_hdr {
__le16 flags;
__le16 missed_cnt;
__le16 log_type;
__le16 size;
__le32 timestamp;
u8 payload[0];
} __packed;
/* Target specific defines for MAIN firmware */
#define TARGET_NUM_VDEVS 8
#define TARGET_NUM_PEER_AST 2

27
drivers/net/wireless/ath/ath10k/trace.h
View File

@ -254,6 +254,33 @@ TRACE_EVENT(ath10k_wmi_dbglog,
)
);
TRACE_EVENT(ath10k_htt_pktlog,
TP_PROTO(struct ath10k *ar, void *buf, u16 buf_len),
TP_ARGS(ar, buf, buf_len),
TP_STRUCT__entry(
__string(device, dev_name(ar->dev))
__string(driver, dev_driver_string(ar->dev))
__field(u16, buf_len)
__dynamic_array(u8, pktlog, buf_len)
),
TP_fast_assign(
__assign_str(device, dev_name(ar->dev));
__assign_str(driver, dev_driver_string(ar->dev));
__entry->buf_len = buf_len;
memcpy(__get_dynamic_array(pktlog), buf, buf_len);
),
TP_printk(
"%s %s size %hu",
__get_str(driver),
__get_str(device),
__entry->buf_len
)
);
#endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/
/* we don't want to use include/trace/events */