[PATCH 04/21] drm/vram-helper: make drm_vram_mm_debugfs_init() return void

From: Wambui Karuga
Date: Thu Feb 27 2020 - 07:03:01 EST


Since 987d65d01356 (drm: debugfs: make
drm_debugfs_create_files() never fail), drm_debugfs_create_files() never
fails and should return void. Therefore, remove its use as the
return value of drm_vram_mm_debugfs_init(), and have the function
declared as void instead.

Signed-off-by: Wambui Karuga <wambui.karugax@xxxxxxxxx>
---
drivers/gpu/drm/drm_gem_vram_helper.c | 14 ++++----------
include/drm/drm_gem_vram_helper.h | 2 +-
2 files changed, 5 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 92a11bb42365..76506bedac11 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -1042,20 +1042,14 @@ static const struct drm_info_list drm_vram_mm_debugfs_list[] = {
*
* @minor: drm minor device.
*
- * Returns:
- * 0 on success, or
- * a negative error code otherwise.
*/
-int drm_vram_mm_debugfs_init(struct drm_minor *minor)
+void drm_vram_mm_debugfs_init(struct drm_minor *minor)
{
- int ret = 0;
-
#if defined(CONFIG_DEBUG_FS)
- ret = drm_debugfs_create_files(drm_vram_mm_debugfs_list,
- ARRAY_SIZE(drm_vram_mm_debugfs_list),
- minor->debugfs_root, minor);
+ drm_debugfs_create_files(drm_vram_mm_debugfs_list,
+ ARRAY_SIZE(drm_vram_mm_debugfs_list),
+ minor->debugfs_root, minor);
#endif
- return ret;
}
EXPORT_SYMBOL(drm_vram_mm_debugfs_init);

diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h
index 0f6e47213d8d..b63bcd1b996d 100644
--- a/include/drm/drm_gem_vram_helper.h
+++ b/include/drm/drm_gem_vram_helper.h
@@ -196,7 +196,7 @@ static inline struct drm_vram_mm *drm_vram_mm_of_bdev(
return container_of(bdev, struct drm_vram_mm, bdev);
}

-int drm_vram_mm_debugfs_init(struct drm_minor *minor);
+void drm_vram_mm_debugfs_init(struct drm_minor *minor);

/*
* Helpers for integration with struct drm_device
--
2.25.0