[PATCH] drm: use capital "OR" for multiple licenses in SPDX

[Krzysztof Kozlowski]

Documentation/process/license-rules.rst and checkpatch expect the SPDX
identifier syntax for multiple licenses to use capital "OR".  Correct it
to keep consistent format and avoid copy-paste issues.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---
 drivers/gpu/drm/drm_client.c        | 2 +-
 drivers/gpu/drm/drm_format_helper.c | 2 +-
 include/drm/drm_client.h            | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/drm_client.c b/drivers/gpu/drm/drm_client.c
index 037e36f2049c..a67db38cb4e5 100644
--- a/drivers/gpu/drm/drm_client.c
+++ b/drivers/gpu/drm/drm_client.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 /*
  * Copyright 2018 Noralf Trønnes
  */
diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c
index f93a4efcee90..ffb09938b0f9 100644
--- a/drivers/gpu/drm/drm_format_helper.c
+++ b/drivers/gpu/drm/drm_format_helper.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 /*
  * Copyright (C) 2016 Noralf Trønnes
  *
diff --git a/include/drm/drm_client.h b/include/drm/drm_client.h
index c0a14b40c039..3b396567691a 100644
--- a/include/drm/drm_client.h
+++ b/include/drm/drm_client.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 or MIT */
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
 
 #ifndef _DRM_CLIENT_H_
 #define _DRM_CLIENT_H_
-- 
2.34.1