ath10k: add device/driver strings to tracepoints

This makes it easier to log and debug via tracing
with more than 1 ath10k device on a system.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

4 files changed, 89 insertions, 38 deletions

diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index f3f0a80f8bab..d922ef457498 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -117,7 +117,7 @@ int ath10k_info(struct ath10k *ar, const char *fmt, ...)
         va_start(args, fmt);
         vaf.va = &args;
         ret = dev_info(ar->dev, "%pV", &vaf);
-        trace_ath10k_log_info(&vaf);
+        trace_ath10k_log_info(ar, &vaf);
         va_end(args);
 
         return ret;
@@ -153,7 +153,7 @@ int ath10k_err(struct ath10k *ar, const char *fmt, ...)
         va_start(args, fmt);
         vaf.va = &args;
         ret = dev_err(ar->dev, "%pV", &vaf);
-        trace_ath10k_log_err(&vaf);
+        trace_ath10k_log_err(ar, &vaf);
         va_end(args);
 
         return ret;
@@ -170,7 +170,7 @@ int ath10k_warn(struct ath10k *ar, const char *fmt, ...)
         va_start(args, fmt);
         vaf.va = &args;
         dev_warn_ratelimited(ar->dev, "%pV", &vaf);
-        trace_ath10k_log_warn(&vaf);
+        trace_ath10k_log_warn(ar, &vaf);
 
         va_end(args);
 
@@ -1223,7 +1223,7 @@ void ath10k_dbg(struct ath10k *ar, enum ath10k_debug_mask mask,
         if (ath10k_debug_mask & mask)
                 dev_printk(KERN_DEBUG, ar->dev, "%pV", &vaf);
 
-        trace_ath10k_log_dbg(mask, &vaf);
+        trace_ath10k_log_dbg(ar, mask, &vaf);
 
         va_end(args);
 }
@@ -1242,7 +1242,7 @@ void ath10k_dbg_dump(struct ath10k *ar,
         }
 
         /* tracing code doesn't like null strings :/ */
-        trace_ath10k_log_dbg_dump(msg ? msg : "", prefix ? prefix : "",
+        trace_ath10k_log_dbg_dump(ar, msg ? msg : "", prefix ? prefix : "",
                                   buf, len);
 }
 EXPORT_SYMBOL(ath10k_dbg_dump);
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 30927b1d7109..57e1fe77602b 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -1654,7 +1654,7 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb)
                 /* FIX THIS */
                 break;
         case HTT_T2H_MSG_TYPE_STATS_CONF:
-                trace_ath10k_htt_stats(skb->data, skb->len);
+                trace_ath10k_htt_stats(ar, skb->data, skb->len);
                 break;
         case HTT_T2H_MSG_TYPE_TX_INSPECT_IND:
                 /* Firmware can return tx frames if it's unable to fully
diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h
index 4eb2ecbc06ef..574b75ab2609 100644
--- a/drivers/net/wireless/ath/ath10k/trace.h
+++ b/drivers/net/wireless/ath/ath10k/trace.h
@@ -18,6 +18,7 @@
 #if !defined(_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
 
 #include <linux/tracepoint.h>
+#include "core.h"
 
 #define _TRACE_H_
 
@@ -39,59 +40,79 @@ static inline void trace_ ## name(proto) {}
 #define ATH10K_MSG_MAX 200
 
 DECLARE_EVENT_CLASS(ath10k_log_event,
-        TP_PROTO(struct va_format *vaf),
-        TP_ARGS(vaf),
+        TP_PROTO(struct ath10k *ar, struct va_format *vaf),
+        TP_ARGS(ar, vaf),
         TP_STRUCT__entry(
+                __string(device, dev_name(ar->dev))
+                __string(driver, dev_driver_string(ar->dev))
                 __dynamic_array(char, msg, ATH10K_MSG_MAX)
         ),
         TP_fast_assign(
+                __assign_str(device, dev_name(ar->dev));
+                __assign_str(driver, dev_driver_string(ar->dev));
                 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
                                        ATH10K_MSG_MAX,
                                        vaf->fmt,
                                        *vaf->va) >= ATH10K_MSG_MAX);
         ),
-        TP_printk("%s", __get_str(msg))
+        TP_printk(
+                "%s %s %s",
+                __get_str(driver),
+                __get_str(device),
+                __get_str(msg)
+        )
 );
 
 DEFINE_EVENT(ath10k_log_event, ath10k_log_err,
-             TP_PROTO(struct va_format *vaf),
-             TP_ARGS(vaf)
+             TP_PROTO(struct ath10k *ar, struct va_format *vaf),
+             TP_ARGS(ar, vaf)
 );
 
 DEFINE_EVENT(ath10k_log_event, ath10k_log_warn,
-             TP_PROTO(struct va_format *vaf),
-             TP_ARGS(vaf)
+             TP_PROTO(struct ath10k *ar, struct va_format *vaf),
+             TP_ARGS(ar, vaf)
 );
 
 DEFINE_EVENT(ath10k_log_event, ath10k_log_info,
-             TP_PROTO(struct va_format *vaf),
-             TP_ARGS(vaf)
+             TP_PROTO(struct ath10k *ar, struct va_format *vaf),
+             TP_ARGS(ar, vaf)
 );
 
 TRACE_EVENT(ath10k_log_dbg,
-        TP_PROTO(unsigned int level, struct va_format *vaf),
-        TP_ARGS(level, vaf),
+        TP_PROTO(struct ath10k *ar, unsigned int level, struct va_format *vaf),
+        TP_ARGS(ar, level, vaf),
         TP_STRUCT__entry(
+                __string(device, dev_name(ar->dev))
+                __string(driver, dev_driver_string(ar->dev))
                 __field(unsigned int, level)
                 __dynamic_array(char, msg, ATH10K_MSG_MAX)
         ),
         TP_fast_assign(
+                __assign_str(device, dev_name(ar->dev));
+                __assign_str(driver, dev_driver_string(ar->dev));
                 __entry->level = level;
                 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
                                        ATH10K_MSG_MAX,
                                        vaf->fmt,
                                        *vaf->va) >= ATH10K_MSG_MAX);
         ),
-        TP_printk("%s", __get_str(msg))
+        TP_printk(
+                "%s %s %s",
+                __get_str(driver),
+                __get_str(device),
+                __get_str(msg)
+        )
 );
 
 TRACE_EVENT(ath10k_log_dbg_dump,
-        TP_PROTO(const char *msg, const char *prefix,
+        TP_PROTO(struct ath10k *ar, const char *msg, const char *prefix,
                  const void *buf, size_t buf_len),
 
-        TP_ARGS(msg, prefix, buf, buf_len),
+        TP_ARGS(ar, msg, prefix, buf, buf_len),
 
         TP_STRUCT__entry(
+                __string(device, dev_name(ar->dev))
+                __string(driver, dev_driver_string(ar->dev))
                 __string(msg, msg)
                 __string(prefix, prefix)
                 __field(size_t, buf_len)
@@ -99,6 +120,8 @@ TRACE_EVENT(ath10k_log_dbg_dump,
         ),
 
         TP_fast_assign(
+                __assign_str(device, dev_name(ar->dev));
+                __assign_str(driver, dev_driver_string(ar->dev));
                 __assign_str(msg, msg);
                 __assign_str(prefix, prefix);
                 __entry->buf_len = buf_len;
@@ -106,16 +129,22 @@ TRACE_EVENT(ath10k_log_dbg_dump,
         ),
 
         TP_printk(
-                "%s/%s\n", __get_str(prefix), __get_str(msg)
+                "%s %s %s/%s\n",
+                __get_str(driver),
+                __get_str(device),
+                __get_str(prefix),
+                __get_str(msg)
         )
 );
 
 TRACE_EVENT(ath10k_wmi_cmd,
-        TP_PROTO(int id, void *buf, size_t buf_len, int ret),
+        TP_PROTO(struct ath10k *ar, int id, void *buf, size_t buf_len, int ret),
 
-        TP_ARGS(id, buf, buf_len, ret),
+        TP_ARGS(ar, id, buf, buf_len, ret),
 
         TP_STRUCT__entry(
+                __string(device, dev_name(ar->dev))
+                __string(driver, dev_driver_string(ar->dev))
                 __field(unsigned int, id)
                 __field(size_t, buf_len)
                 __dynamic_array(u8, buf, buf_len)
@@ -123,6 +152,8 @@ TRACE_EVENT(ath10k_wmi_cmd,
         ),
 
         TP_fast_assign(
+                __assign_str(device, dev_name(ar->dev));
+                __assign_str(driver, dev_driver_string(ar->dev));
                 __entry->id = id;
                 __entry->buf_len = buf_len;
                 __entry->ret = ret;
@@ -130,7 +161,9 @@ TRACE_EVENT(ath10k_wmi_cmd,
         ),
 
         TP_printk(
-                "id %d len %zu ret %d",
+                "%s %s id %d len %zu ret %d",
+                __get_str(driver),
+                __get_str(device),
                 __entry->id,
                 __entry->buf_len,
                 __entry->ret
@@ -138,67 +171,85 @@ TRACE_EVENT(ath10k_wmi_cmd,
 );
 
 TRACE_EVENT(ath10k_wmi_event,
-        TP_PROTO(int id, void *buf, size_t buf_len),
+        TP_PROTO(struct ath10k *ar, int id, void *buf, size_t buf_len),
 
-        TP_ARGS(id, buf, buf_len),
+        TP_ARGS(ar, id, buf, buf_len),
 
         TP_STRUCT__entry(
+                __string(device, dev_name(ar->dev))
+                __string(driver, dev_driver_string(ar->dev))
                 __field(unsigned int, id)
                 __field(size_t, buf_len)
                 __dynamic_array(u8, buf, buf_len)
         ),
 
         TP_fast_assign(
+                __assign_str(device, dev_name(ar->dev));
+                __assign_str(driver, dev_driver_string(ar->dev));
                 __entry->id = id;
                 __entry->buf_len = buf_len;
                 memcpy(__get_dynamic_array(buf), buf, buf_len);
         ),
 
         TP_printk(
-                "id %d len %zu",
+                "%s %s id %d len %zu",
+                __get_str(driver),
+                __get_str(device),
                 __entry->id,
                 __entry->buf_len
         )
 );
 
 TRACE_EVENT(ath10k_htt_stats,
-        TP_PROTO(void *buf, size_t buf_len),
+        TP_PROTO(struct ath10k *ar, void *buf, size_t buf_len),
 
-        TP_ARGS(buf, 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(size_t, buf_len)
                 __dynamic_array(u8, buf, 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(buf), buf, buf_len);
         ),
 
         TP_printk(
-                "len %zu",
+                "%s %s len %zu",
+                __get_str(driver),
+                __get_str(device),
                 __entry->buf_len
         )
 );
 
 TRACE_EVENT(ath10k_wmi_dbglog,
-        TP_PROTO(void *buf, size_t buf_len),
+        TP_PROTO(struct ath10k *ar, void *buf, size_t buf_len),
 
-        TP_ARGS(buf, 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(size_t, buf_len)
                 __dynamic_array(u8, buf, 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(buf), buf, buf_len);
         ),
 
         TP_printk(
-                "len %zu",
+                "%s %s len %zu",
+                __get_str(driver),
+                __get_str(device),
                 __entry->buf_len
         )
 );
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index e500a3cc905e..b13ccf6778c3 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -666,7 +666,7 @@ static int ath10k_wmi_cmd_send_nowait(struct ath10k *ar, struct sk_buff *skb,
 
         memset(skb_cb, 0, sizeof(*skb_cb));
         ret = ath10k_htc_send(&ar->htc, ar->wmi.eid, skb);
-        trace_ath10k_wmi_cmd(cmd_id, skb->data, skb->len, ret);
+        trace_ath10k_wmi_cmd(ar, cmd_id, skb->data, skb->len, ret);
 
         if (ret)
                 goto err_pull;
@@ -1288,7 +1288,7 @@ static int ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb)
         ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi event debug mesg len %d\n",
                    skb->len);
 
-        trace_ath10k_wmi_dbglog(skb->data, skb->len);
+        trace_ath10k_wmi_dbglog(ar, skb->data, skb->len);
 
         return 0;
 }
@@ -2371,7 +2371,7 @@ static void ath10k_wmi_main_process_rx(struct ath10k *ar, struct sk_buff *skb)
         if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
                 return;
 
-        trace_ath10k_wmi_event(id, skb->data, skb->len);
+        trace_ath10k_wmi_event(ar, id, skb->data, skb->len);
 
         switch (id) {
         case WMI_MGMT_RX_EVENTID:
@@ -2487,7 +2487,7 @@ static void ath10k_wmi_10x_process_rx(struct ath10k *ar, struct sk_buff *skb)
         if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
                 return;
 
-        trace_ath10k_wmi_event(id, skb->data, skb->len);
+        trace_ath10k_wmi_event(ar, id, skb->data, skb->len);
 
         switch (id) {
         case WMI_10X_MGMT_RX_EVENTID:
@@ -2594,7 +2594,7 @@ static void ath10k_wmi_10_2_process_rx(struct ath10k *ar, struct sk_buff *skb)
         if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
                 return;
 
-        trace_ath10k_wmi_event(id, skb->data, skb->len);
+        trace_ath10k_wmi_event(ar, id, skb->data, skb->len);
 
         switch (id) {
         case WMI_10_2_MGMT_RX_EVENTID: