On Fri, Feb 25, 2022 at 12:26:12PM -0800, Rob Clark wrote:
> From: Rob Clark <robdcl...@chromium.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 <robdcl...@chromium.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__\
> }
Would it not be less convoluted to make the macro only provide
the initializers? So you'd get something like:
static const struct file_operations foo = {
DRM_GEM_FOPS,
.my_stuff = whatever,
};
>
> void drm_gem_object_release(struct drm_gem_object *obj);
> --
> 2.35.1
--
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