On 09/06/2022 20:42, Rob Clark wrote:
From: Rob Clark <robdcl...@chromium.org>

The DEFINE_DRM_GEM_FOPS() helper is a bit limiting if a driver wants to
provide additional file ops, like show_fdinfo().

v2: Split out DRM_GEM_FOPS instead of making DEFINE_DRM_GEM_FOPS
     varardic
v3: nits

Signed-off-by: Rob Clark <robdcl...@chromium.org>
Acked-by: Thomas Zimmermann <tzimmerm...@suse.de>

I suspect that with Tomas's ack we can pick this through the drm/msm. Is this correct? (I'll then pick it for the msm-lumag).

---
  include/drm/drm_gem.h | 26 ++++++++++++++++++--------
  1 file changed, 18 insertions(+), 8 deletions(-)

diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index 9d7c61a122dc..87cffc9efa85 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -314,6 +314,23 @@ struct drm_gem_object {
        const struct drm_gem_object_funcs *funcs;
  };
+/**
+ * DRM_GEM_FOPS - Default drm GEM file operations
+ *
+ * This macro provides a shorthand for setting the GEM file ops in the
+ * &file_operations structure.  If all you need are the default ops, use
+ * DEFINE_DRM_GEM_FOPS instead.
+ */
+#define DRM_GEM_FOPS \
+       .open           = drm_open,\
+       .release        = drm_release,\
+       .unlocked_ioctl = drm_ioctl,\
+       .compat_ioctl   = drm_compat_ioctl,\
+       .poll           = drm_poll,\
+       .read           = drm_read,\
+       .llseek         = noop_llseek,\
+       .mmap           = drm_gem_mmap
+
  /**
   * DEFINE_DRM_GEM_FOPS() - macro to generate file operations for GEM drivers
   * @name: name for the generated structure
@@ -330,14 +347,7 @@ struct drm_gem_object {
  #define DEFINE_DRM_GEM_FOPS(name) \
        static const struct file_operations name = {\
                .owner          = THIS_MODULE,\
-               .open           = drm_open,\
-               .release        = drm_release,\
-               .unlocked_ioctl = drm_ioctl,\
-               .compat_ioctl   = drm_compat_ioctl,\
-               .poll           = drm_poll,\
-               .read           = drm_read,\
-               .llseek         = noop_llseek,\
-               .mmap           = drm_gem_mmap,\
+               DRM_GEM_FOPS,\
        }
void drm_gem_object_release(struct drm_gem_object *obj);


--
With best wishes
Dmitry

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