8 files changed, 8 insertions, 40 deletions
diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c
index 5851de56bbd0..70968c8c09d7 100644
--- a/drivers/perf/arm_dsu_pmu.c
+++ b/drivers/perf/arm_dsu_pmu.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * ARM DynamIQ Shared Unit (DSU) PMU driver
  *
  * Copyright (C) ARM Limited, 2017.
  *
  * Based on ARM CCI-PMU, ARMv8 PMU-v3 drivers.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
  */
 
 #define PMUNAME		"arm_dsu"
diff --git a/drivers/perf/arm_pmu_acpi.c b/drivers/perf/arm_pmu_acpi.c
index 0f197516d708..d2c2978409d2 100644
--- a/drivers/perf/arm_pmu_acpi.c
+++ b/drivers/perf/arm_pmu_acpi.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * ACPI probing code for ARM performance counters.
  *
  * Copyright (C) 2017 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/acpi.h>
diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c
index e120f933412a..49b490925255 100644
--- a/drivers/perf/arm_spe_pmu.c
+++ b/drivers/perf/arm_spe_pmu.c
@@ -1,19 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Perf support for the Statistical Profiling Extension, introduced as
  * part of ARMv8.2.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
  * Copyright (C) 2016 ARM Limited
  *
  * Author: Will Deacon <will.deacon@arm.com>
diff --git a/drivers/perf/hisilicon/hisi_uncore_ddrc_pmu.c b/drivers/perf/hisilicon/hisi_uncore_ddrc_pmu.c
index 0eba947c2ee9..6ad0823bcf23 100644
--- a/drivers/perf/hisilicon/hisi_uncore_ddrc_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_ddrc_pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * HiSilicon SoC DDRC uncore Hardware event counters support
  *
@@ -6,10 +7,6 @@
  *         Anurup M <anurup.m@huawei.com>
  *
  * This code is based on the uncore PMUs like arm-cci and arm-ccn.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #include <linux/acpi.h>
 #include <linux/bug.h>
diff --git a/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c b/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c
index 2553a844ebf6..4f2917f3e25e 100644
--- a/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_hha_pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * HiSilicon SoC HHA uncore Hardware event counters support
  *
@@ -6,10 +7,6 @@
  *         Anurup M <anurup.m@huawei.com>
  *
  * This code is based on the uncore PMUs like arm-cci and arm-ccn.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #include <linux/acpi.h>
 #include <linux/bug.h>
diff --git a/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c b/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c
index cf1cc34f402a..9153e093f9df 100644
--- a/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_l3c_pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * HiSilicon SoC L3C uncore Hardware event counters support
  *
@@ -6,10 +7,6 @@
  *         Shaokun Zhang <zhangshaokun@hisilicon.com>
  *
  * This code is based on the uncore PMUs like arm-cci and arm-ccn.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #include <linux/acpi.h>
 #include <linux/bug.h>
diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.c b/drivers/perf/hisilicon/hisi_uncore_pmu.c
index f028cbc3443c..79f76f8dda8e 100644
--- a/drivers/perf/hisilicon/hisi_uncore_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * HiSilicon SoC Hardware event counters support
  *
@@ -6,10 +7,6 @@
  *         Shaokun Zhang <zhangshaokun@hisilicon.com>
  *
  * This code is based on the uncore PMUs like arm-cci and arm-ccn.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #include <linux/bitmap.h>
 #include <linux/bitops.h>
diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.h b/drivers/perf/hisilicon/hisi_uncore_pmu.h
index f21226a0e9c6..25b0c97b3eb0 100644
--- a/drivers/perf/hisilicon/hisi_uncore_pmu.h
+++ b/drivers/perf/hisilicon/hisi_uncore_pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * HiSilicon SoC Hardware event counters support
  *
@@ -6,10 +7,6 @@
  *         Shaokun Zhang <zhangshaokun@hisilicon.com>
  *
  * This code is based on the uncore PMUs like arm-cci and arm-ccn.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #ifndef __HISI_UNCORE_PMU_H__
 #define __HISI_UNCORE_PMU_H__