Send firmware WMI debug logs to user space for further processing.
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath10k/trace.h | 21 +++++++++++++++++++++
drivers/net/wireless/ath/ath10k/wmi.c | 9 +++++++--
2 files changed, 28 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h
index 90817dd..4eb2ecb 100644
--- a/drivers/net/wireless/ath/ath10k/trace.h
+++ b/drivers/net/wireless/ath/ath10k/trace.h
@@ -182,6 +182,27 @@ TRACE_EVENT(ath10k_htt_stats,
)
);
+TRACE_EVENT(ath10k_wmi_dbglog,
+ TP_PROTO(void *buf, size_t buf_len),
+
+ TP_ARGS(buf, buf_len),
+
+ TP_STRUCT__entry(
+ __field(size_t, buf_len)
+ __dynamic_array(u8, buf, buf_len)
+ ),
+
+ TP_fast_assign(
+ __entry->buf_len = buf_len;
+ memcpy(__get_dynamic_array(buf), buf, buf_len);
+ ),
+
+ TP_printk(
+ "len %zu",
+ __entry->buf_len
+ )
+);
+
#endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/
/* we don't want to use include/trace/events */
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index f992570..4e043bb 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -1071,9 +1071,14 @@ static void ath10k_wmi_event_echo(struct ath10k *ar, struct sk_buff *skb)
ath10k_dbg(ATH10K_DBG_WMI, "WMI_ECHO_EVENTID\n");
}
-static void ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb)
+static int ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb)
{
- ath10k_dbg(ATH10K_DBG_WMI, "WMI_DEBUG_MESG_EVENTID\n");
+ ath10k_dbg(ATH10K_DBG_WMI, "wmi event debug mesg len %d\n",
+ skb->len);
+
+ trace_ath10k_wmi_dbglog(skb->data, skb->len);
+
+ return 0;
}
static void ath10k_wmi_event_update_stats(struct ath10k *ar,
--
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