linux-kernel - [PATCH 1/3] drm: Extend DEFINE_DRM_GEM

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Date:   Fri, 25 Feb 2022 12:26:12 -0800
From:   Rob Clark <robdclark@...il.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     freedreno@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        Rob Clark <robdclark@...omium.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/3] drm: Extend DEFINE_DRM_GEM_FOPS() for optional fops

From: Rob Clark <robdclark@...omium.org>

Extend the helper macro so we don't have to throw it away if driver adds
support for optional fops, like show_fdinfo().

Signed-off-by: Rob Clark <robdclark@...omium.org>
---
 include/drm/drm_gem.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index 35e7f44c2a75..987e78b18244 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -327,7 +327,7 @@ struct drm_gem_object {
  * non-static version of this you're probably doing it wrong and will break the
  * THIS_MODULE reference by accident.
  */
-#define DEFINE_DRM_GEM_FOPS(name) \
+#define DEFINE_DRM_GEM_FOPS(name, ...) \
 	static const struct file_operations name = {\
 		.owner		= THIS_MODULE,\
 		.open		= drm_open,\
@@ -338,6 +338,7 @@ struct drm_gem_object {
 		.read		= drm_read,\
 		.llseek		= noop_llseek,\
 		.mmap		= drm_gem_mmap,\
+		##__VA_ARGS__\
 	}
 
 void drm_gem_object_release(struct drm_gem_object *obj);
-- 
2.35.1