--- a/drivers/bus/mhi/host/trace.h
+++ b/drivers/bus/mhi/host/trace.h
@@ -103,7 +103,7 @@ TRACE_EVENT(mhi_gen_tre,
 	),
 
 	TP_fast_assign(
-		__assign_str(name);
+		__assign_str(name, mhi_cntrl->mhi_dev->name);
 		__entry->ch_num = mhi_chan->chan;
 		__entry->wp = mhi_tre;
 		__entry->tre_ptr = mhi_tre->ptr;
@@ -131,7 +131,7 @@ TRACE_EVENT(mhi_intvec_states,
 	),
 
 	TP_fast_assign(
-		__assign_str(name);
+		__assign_str(name, mhi_cntrl->mhi_dev->name);
 		__entry->local_ee = mhi_cntrl->ee;
 		__entry->state = mhi_cntrl->dev_state;
 		__entry->dev_ee = dev_ee;
@@ -158,7 +158,7 @@ TRACE_EVENT(mhi_tryset_pm_state,
 	),
 
 	TP_fast_assign(
-		__assign_str(name);
+		__assign_str(name, mhi_cntrl->mhi_dev->name);
 		if (pm_state)
 			pm_state = __fls(pm_state);
 		__entry->pm_state = pm_state;
@@ -184,7 +184,7 @@ DECLARE_EVENT_CLASS(mhi_process_event_ri
 	),
 
 	TP_fast_assign(
-		__assign_str(name);
+		__assign_str(name, mhi_cntrl->mhi_dev->name);
 		__entry->rp = rp;
 		__entry->ptr = rp->ptr;
 		__entry->dword0 = rp->dword[0];
@@ -226,7 +226,7 @@ DECLARE_EVENT_CLASS(mhi_update_channel_s
 	),
 
 	TP_fast_assign(
-		__assign_str(name);
+		__assign_str(name, mhi_cntrl->mhi_dev->name);
 		__entry->ch_num = mhi_chan->chan;
 		__entry->state = state;
 		__entry->reason = reason;
@@ -265,7 +265,7 @@ TRACE_EVENT(mhi_pm_st_transition,
 	),
 
 	TP_fast_assign(
-		__assign_str(name);
+		__assign_str(name, mhi_cntrl->mhi_dev->name);
 		__entry->state = state;
 	),
 
--- a/drivers/net/wireless/ath/ath10k/trace.h
+++ b/drivers/net/wireless/ath/ath10k/trace.h
@@ -55,8 +55,8 @@ DECLARE_EVENT_CLASS(ath10k_log_event,
 		__vstring(msg, vaf->fmt, vaf->va)
 	),
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk(
@@ -92,8 +92,8 @@ TRACE_EVENT(ath10k_log_dbg,
 		__vstring(msg, vaf->fmt, vaf->va)
 	),
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->level = level;
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
@@ -121,10 +121,10 @@ TRACE_EVENT(ath10k_log_dbg_dump,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
-		__assign_str(msg);
-		__assign_str(prefix);
+		__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;
 		memcpy(__get_dynamic_array(buf), buf, buf_len);
 	),
@@ -152,8 +152,8 @@ TRACE_EVENT(ath10k_wmi_cmd,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__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);
@@ -182,8 +182,8 @@ TRACE_EVENT(ath10k_wmi_event,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__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);
@@ -211,8 +211,8 @@ TRACE_EVENT(ath10k_htt_stats,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__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);
 	),
@@ -239,8 +239,8 @@ TRACE_EVENT(ath10k_wmi_dbglog,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->hw_type = ar->hw_rev;
 		__entry->buf_len = buf_len;
 		memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -269,8 +269,8 @@ TRACE_EVENT(ath10k_htt_pktlog,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->hw_type = ar->hw_rev;
 		__entry->buf_len = buf_len;
 		memcpy(__get_dynamic_array(pktlog), buf, buf_len);
@@ -301,8 +301,8 @@ TRACE_EVENT(ath10k_htt_tx,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->msdu_id = msdu_id;
 		__entry->msdu_len = msdu_len;
 		__entry->vdev_id = vdev_id;
@@ -332,8 +332,8 @@ TRACE_EVENT(ath10k_txrx_tx_unref,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->msdu_id = msdu_id;
 	),
 
@@ -358,8 +358,8 @@ DECLARE_EVENT_CLASS(ath10k_hdr_event,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->len = ath10k_frm_hdr_len(data, len);
 		memcpy(__get_dynamic_array(data), data, __entry->len);
 	),
@@ -386,8 +386,8 @@ DECLARE_EVENT_CLASS(ath10k_payload_event
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->len = len - ath10k_frm_hdr_len(data, len);
 		memcpy(__get_dynamic_array(payload),
 		       data + ath10k_frm_hdr_len(data, len), __entry->len);
@@ -435,8 +435,8 @@ TRACE_EVENT(ath10k_htt_rx_desc,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->hw_type = ar->hw_rev;
 		__entry->len = len;
 		memcpy(__get_dynamic_array(rxdesc), data, len);
@@ -472,8 +472,8 @@ TRACE_EVENT(ath10k_wmi_diag_container,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->type = type;
 		__entry->timestamp = timestamp;
 		__entry->code = code;
@@ -505,8 +505,8 @@ TRACE_EVENT(ath10k_wmi_diag,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->dev));
+		__assign_str(driver, dev_driver_string(ar->dev));
 		__entry->len = len;
 		memcpy(__get_dynamic_array(data), data, len);
 	),
--- a/drivers/net/wireless/ath/ath11k/trace.h
+++ b/drivers/net/wireless/ath/ath11k/trace.h
@@ -48,8 +48,8 @@ TRACE_EVENT(ath11k_htt_pktlog,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->ab->dev));
+		__assign_str(driver, dev_driver_string(ar->ab->dev));
 		__entry->buf_len = buf_len;
 		__entry->pktlog_checksum = pktlog_checksum;
 		memcpy(__get_dynamic_array(pktlog), buf, buf_len);
@@ -77,8 +77,8 @@ TRACE_EVENT(ath11k_htt_ppdu_stats,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->ab->dev));
+		__assign_str(driver, dev_driver_string(ar->ab->dev));
 		__entry->len = len;
 		memcpy(__get_dynamic_array(ppdu), data, len);
 	),
@@ -105,8 +105,8 @@ TRACE_EVENT(ath11k_htt_rxdesc,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->ab->dev));
+		__assign_str(driver, dev_driver_string(ar->ab->dev));
 		__entry->len = len;
 		__entry->log_type = log_type;
 		memcpy(__get_dynamic_array(rxdesc), data, len);
@@ -130,8 +130,8 @@ DECLARE_EVENT_CLASS(ath11k_log_event,
 		__vstring(msg, vaf->fmt, vaf->va)
 	),
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk(
@@ -171,8 +171,8 @@ TRACE_EVENT(ath11k_wmi_cmd,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
 		__entry->id = id;
 		__entry->buf_len = buf_len;
 		memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -201,8 +201,8 @@ TRACE_EVENT(ath11k_wmi_event,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
 		__entry->id = id;
 		__entry->buf_len = buf_len;
 		memcpy(__get_dynamic_array(buf), buf, buf_len);
@@ -230,8 +230,8 @@ TRACE_EVENT(ath11k_log_dbg,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
 		__entry->level = level;
 		WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
 				       ATH11K_MSG_MAX, vaf->fmt,
@@ -262,10 +262,10 @@ TRACE_EVENT(ath11k_log_dbg_dump,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
-		__assign_str(msg);
-		__assign_str(prefix);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
+		__assign_str(msg, msg);
+		__assign_str(prefix, prefix);
 		__entry->buf_len = buf_len;
 		memcpy(__get_dynamic_array(buf), buf, buf_len);
 	),
@@ -292,8 +292,8 @@ TRACE_EVENT(ath11k_wmi_diag,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
 		__entry->len = len;
 		memcpy(__get_dynamic_array(data), data, len);
 	),
@@ -318,8 +318,8 @@ TRACE_EVENT(ath11k_ps_timekeeper,
 			 __field(u32, peer_ps_timestamp)
 	),
 
-	TP_fast_assign(__assign_str(device);
-		       __assign_str(driver);
+	TP_fast_assign(__assign_str(device, dev_name(ar->ab->dev));
+		       __assign_str(driver, dev_driver_string(ar->ab->dev));
 		       memcpy(__get_dynamic_array(peer_addr), peer_addr,
 			      ETH_ALEN);
 		       __entry->peer_ps_state = peer_ps_state;
--- a/drivers/net/wireless/ath/ath12k/trace.h
+++ b/drivers/net/wireless/ath/ath12k/trace.h
@@ -36,8 +36,8 @@ TRACE_EVENT(ath12k_htt_pktlog,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->ab->dev));
+		__assign_str(driver, dev_driver_string(ar->ab->dev));
 		__entry->buf_len = buf_len;
 		__entry->pktlog_checksum = pktlog_checksum;
 		memcpy(__get_dynamic_array(pktlog), buf, buf_len);
@@ -73,8 +73,8 @@ TRACE_EVENT(ath12k_htt_ppdu_stats,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->ab->dev));
+		__assign_str(driver, dev_driver_string(ar->ab->dev));
 		__entry->len = len;
 		__entry->info = ar->pdev->timestamp.info;
 		__entry->sync_tstmp_lo_us = ar->pdev->timestamp.sync_timestamp_hi_us;
@@ -117,8 +117,8 @@ TRACE_EVENT(ath12k_htt_rxdesc,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ar->ab->dev));
+		__assign_str(driver, dev_driver_string(ar->ab->dev));
 		__entry->len = len;
 		__entry->type = type;
 		__entry->info = ar->pdev->timestamp.info;
@@ -153,8 +153,8 @@ TRACE_EVENT(ath12k_wmi_diag,
 	),
 
 	TP_fast_assign(
-		__assign_str(device);
-		__assign_str(driver);
+		__assign_str(device, dev_name(ab->dev));
+		__assign_str(driver, dev_driver_string(ab->dev));
 		__entry->len = len;
 		memcpy(__get_dynamic_array(data), data, len);
 	),
--- a/drivers/net/wireless/ath/ath6kl/trace.h
+++ b/drivers/net/wireless/ath/ath6kl/trace.h
@@ -304,8 +304,8 @@ TRACE_EVENT(ath6kl_log_dbg_dump,
 	),
 
 	TP_fast_assign(
-		__assign_str(msg);
-		__assign_str(prefix);
+		__assign_str(msg, msg);
+		__assign_str(prefix, prefix);
 		__entry->buf_len = buf_len;
 		memcpy(__get_dynamic_array(buf), buf, buf_len);
 	),
--- a/drivers/net/wireless/ath/trace.h
+++ b/drivers/net/wireless/ath/trace.h
@@ -44,8 +44,8 @@ TRACE_EVENT(ath_log,
 	    ),
 
 	    TP_fast_assign(
-		    __assign_str(device);
-		    __assign_str(driver);
+		    __assign_str(device, wiphy_name(wiphy));
+		    __assign_str(driver, KBUILD_MODNAME);
 		    __assign_vstr(msg, vaf->fmt, vaf->va);
 	    ),
 
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
@@ -41,7 +41,7 @@ TRACE_EVENT(brcmf_err,
 		__vstring(msg, vaf->fmt, vaf->va)
 	),
 	TP_fast_assign(
-		__assign_str(func);
+		__assign_str(func, func);
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk("%s: %s", __get_str(func), __get_str(msg))
@@ -57,7 +57,7 @@ TRACE_EVENT(brcmf_dbg,
 	),
 	TP_fast_assign(
 		__entry->level = level;
-		__assign_str(func);
+		__assign_str(func, func);
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk("%s: %s", __get_str(func), __get_str(msg))
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac.h
@@ -81,7 +81,7 @@ TRACE_EVENT(brcms_macintstatus,
 		__field(u32, mask)
 	),
 	TP_fast_assign(
-		__assign_str(dev);
+		__assign_str(dev, dev_name(dev));
 		__entry->in_isr = in_isr;
 		__entry->macintstatus = macintstatus;
 		__entry->mask = mask;
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_msg.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_msg.h
@@ -71,7 +71,7 @@ TRACE_EVENT(brcms_dbg,
 	),
 	TP_fast_assign(
 		__entry->level = level;
-		__assign_str(func);
+		__assign_str(func, func);
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk("%s: %s", __get_str(func), __get_str(msg))
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_tx.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/brcms_trace_brcmsmac_tx.h
@@ -31,7 +31,7 @@ TRACE_EVENT(brcms_txdesc,
 		__dynamic_array(u8, txh, txh_len)
 	),
 	TP_fast_assign(
-		__assign_str(dev);
+		__assign_str(dev, dev_name(dev));
 		memcpy(__get_dynamic_array(txh), txh, txh_len);
 	),
 	TP_printk("[%s] txdesc", __get_str(dev))
@@ -54,7 +54,7 @@ TRACE_EVENT(brcms_txstatus,
 		__field(u16, ackphyrxsh)
 	),
 	TP_fast_assign(
-		__assign_str(dev);
+		__assign_str(dev, dev_name(dev));
 		__entry->framelen = framelen;
 		__entry->frameid = frameid;
 		__entry->status = status;
@@ -85,7 +85,7 @@ TRACE_EVENT(brcms_ampdu_session,
 		__field(u16, dma_len)
 	),
 	TP_fast_assign(
-		__assign_str(dev);
+		__assign_str(dev, dev_name(dev));
 		__entry->max_ampdu_len = max_ampdu_len;
 		__entry->max_ampdu_frames = max_ampdu_frames;
 		__entry->ampdu_len = ampdu_len;
--- a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-msg.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-msg.h
@@ -57,7 +57,7 @@ TRACE_EVENT(iwlwifi_dbg,
 	),
 	TP_fast_assign(
 		__entry->level = level;
-		__assign_str(function);
+		__assign_str(function, function);
 		__assign_vstr(msg, vaf->fmt, vaf->va);
 	),
 	TP_printk("%s", __get_str(msg))
--- a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
@@ -87,7 +87,7 @@ static inline void trace_ ## name(proto)
 #endif
 
 #define DEV_ENTRY	__string(dev, dev_name(dev))
-#define DEV_ASSIGN	__assign_str(dev)
+#define DEV_ASSIGN	__assign_str(dev, dev_name(dev))
 
 #include "iwl-devtrace-io.h"
 #include "iwl-devtrace-ucode.h"
--- a/include/trace/events/qrtr.h
+++ b/include/trace/events/qrtr.h
@@ -102,7 +102,7 @@ TRACE_EVENT(qrtr_ns_message,
 	),
 
 	TP_fast_assign(
-		__assign_str(ctrl_pkt_str);
+		__assign_str(ctrl_pkt_str, ctrl_pkt_str);
 		__entry->sq_node = sq_node;
 		__entry->sq_port = sq_port;
 	),
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -33,7 +33,7 @@
 			__string(vif_name, sdata->name)
 #define VIF_ASSIGN	__entry->vif_type = sdata->vif.type; __entry->sdata = sdata;	\
 			__entry->p2p = sdata->vif.p2p;					\
-			__assign_str(vif_name)
+			__assign_str(vif_name, sdata->name)
 #define VIF_PR_FMT	" vif:%s(%d%s)"
 #define VIF_PR_ARG	__get_str(vif_name), __entry->vif_type, __entry->p2p ? "/p2p" : ""
 
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -446,7 +446,7 @@ TRACE_EVENT(rdev_add_virtual_intf,
 	),
 	TP_fast_assign(
 		WIPHY_ASSIGN;
-		__assign_str(vir_intf_name);
+		__assign_str(vir_intf_name, name ? name : "<noname>");
 		__entry->type = type;
 	),
 	TP_printk(WIPHY_PR_FMT ", virtual intf name: %s, type: %d",