diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
index 7fec2cca759f..d8b9f606e734 100644
--- a/tools/perf/builtin-list.c
+++ b/tools/perf/builtin-list.c
@@ -145,9 +145,20 @@ static void default_print_event(void *ps, const char *pmu_name, const char *topi
 		putchar('\n');
 
 	if (desc && print_state->desc) {
+		char *desc_with_unit = NULL;
+		int desc_len = -1;
+
+		if (pmu_name && strcmp(pmu_name, "cpu")) {
+			desc_len = strlen(desc);
+			desc_len = asprintf(&desc_with_unit,
+					    desc[desc_len - 1] != '.'
+					      ? "%s. Unit: %s" : "%s Unit: %s",
+					    desc, pmu_name);
+		}
 		printf("%*s", 8, "[");
-		wordwrap(desc, 8, pager_get_columns(), 0);
+		wordwrap(desc_len > 0 ? desc_with_unit : desc, 8, pager_get_columns(), 0);
 		printf("]\n");
+		free(desc_with_unit);
 	}
 	long_desc = long_desc ?: desc;
 	if (long_desc && print_state->long_desc) {
diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index e5bce57f5688..712f80d7d071 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -357,13 +357,6 @@ class JsonEvent:
       self.desc += extra_desc
     if self.long_desc and extra_desc:
       self.long_desc += extra_desc
-    if self.pmu and self.pmu != 'cpu':
-      if not self.desc:
-        self.desc = 'Unit: ' + self.pmu
-      else:
-        if not self.desc.endswith('. '):
-          self.desc += '. '
-      self.desc += 'Unit: ' + self.pmu
     if arch_std:
       if arch_std.lower() in _arch_std_events:
         event = _arch_std_events[arch_std.lower()].event
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index 3dc1ebee4d9f..28c8789c4305 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -129,7 +129,7 @@ static const struct perf_pmu_test_event uncore_hisi_ddrc_flux_wcmd = {
 	.event = {
 		.name = "uncore_hisi_ddrc.flux_wcmd",
 		.event = "event=0x2",
-		.desc = "DDRC write commands. Unit: hisi_sccl,ddrc",
+		.desc = "DDRC write commands",
 		.topic = "uncore",
 		.long_desc = "DDRC write commands",
 		.pmu = "hisi_sccl,ddrc",
@@ -143,7 +143,7 @@ static const struct perf_pmu_test_event unc_cbo_xsnp_response_miss_eviction = {
 	.event = {
 		.name = "unc_cbo_xsnp_response.miss_eviction",
 		.event = "event=0x22,umask=0x81",
-		.desc = "A cross-core snoop resulted from L3 Eviction which misses in some processor core. Unit: uncore_cbox",
+		.desc = "A cross-core snoop resulted from L3 Eviction which misses in some processor core",
 		.topic = "uncore",
 		.long_desc = "A cross-core snoop resulted from L3 Eviction which misses in some processor core",
 		.pmu = "uncore_cbox",
@@ -157,7 +157,7 @@ static const struct perf_pmu_test_event uncore_hyphen = {
 	.event = {
 		.name = "event-hyphen",
 		.event = "event=0xe0,umask=0x00",
-		.desc = "UNC_CBO_HYPHEN. Unit: uncore_cbox",
+		.desc = "UNC_CBO_HYPHEN",
 		.topic = "uncore",
 		.long_desc = "UNC_CBO_HYPHEN",
 		.pmu = "uncore_cbox",
@@ -171,7 +171,7 @@ static const struct perf_pmu_test_event uncore_two_hyph = {
 	.event = {
 		.name = "event-two-hyph",
 		.event = "event=0xc0,umask=0x00",
-		.desc = "UNC_CBO_TWO_HYPH. Unit: uncore_cbox",
+		.desc = "UNC_CBO_TWO_HYPH",
 		.topic = "uncore",
 		.long_desc = "UNC_CBO_TWO_HYPH",
 		.pmu = "uncore_cbox",
@@ -185,7 +185,7 @@ static const struct perf_pmu_test_event uncore_hisi_l3c_rd_hit_cpipe = {
 	.event = {
 		.name = "uncore_hisi_l3c.rd_hit_cpipe",
 		.event = "event=0x7",
-		.desc = "Total read hits. Unit: hisi_sccl,l3c",
+		.desc = "Total read hits",
 		.topic = "uncore",
 		.long_desc = "Total read hits",
 		.pmu = "hisi_sccl,l3c",
@@ -199,7 +199,7 @@ static const struct perf_pmu_test_event uncore_imc_free_running_cache_miss = {
 	.event = {
 		.name = "uncore_imc_free_running.cache_miss",
 		.event = "event=0x12",
-		.desc = "Total cache misses. Unit: uncore_imc_free_running",
+		.desc = "Total cache misses",
 		.topic = "uncore",
 		.long_desc = "Total cache misses",
 		.pmu = "uncore_imc_free_running",
@@ -213,7 +213,7 @@ static const struct perf_pmu_test_event uncore_imc_cache_hits = {
 	.event = {
 		.name = "uncore_imc.cache_hits",
 		.event = "event=0x34",
-		.desc = "Total cache hits. Unit: uncore_imc",
+		.desc = "Total cache hits",
 		.topic = "uncore",
 		.long_desc = "Total cache hits",
 		.pmu = "uncore_imc",
@@ -238,13 +238,13 @@ static const struct perf_pmu_test_event sys_ddr_pmu_write_cycles = {
 	.event = {
 		.name = "sys_ddr_pmu.write_cycles",
 		.event = "event=0x2b",
-		.desc = "ddr write-cycles event. Unit: uncore_sys_ddr_pmu",
+		.desc = "ddr write-cycles event",
 		.topic = "uncore",
 		.pmu = "uncore_sys_ddr_pmu",
 		.compat = "v8",
 	},
 	.alias_str = "event=0x2b",
-	.alias_long_desc = "ddr write-cycles event. Unit: uncore_sys_ddr_pmu",
+	.alias_long_desc = "ddr write-cycles event",
 	.matching_pmu = "uncore_sys_ddr_pmu",
 };
 
@@ -252,13 +252,13 @@ static const struct perf_pmu_test_event sys_ccn_pmu_read_cycles = {
 	.event = {
 		.name = "sys_ccn_pmu.read_cycles",
 		.event = "config=0x2c",
-		.desc = "ccn read-cycles event. Unit: uncore_sys_ccn_pmu",
+		.desc = "ccn read-cycles event",
 		.topic = "uncore",
 		.pmu = "uncore_sys_ccn_pmu",
 		.compat = "0x01",
 	},
 	.alias_str = "config=0x2c",
-	.alias_long_desc = "ccn read-cycles event. Unit: uncore_sys_ccn_pmu",
+	.alias_long_desc = "ccn read-cycles event",
 	.matching_pmu = "uncore_sys_ccn_pmu",
 };