Use enum for DRM_MINOR_* constants to avoid hard-coding the IDs.
Furthermore, add a DRM_MINOR_CNT so we can perform range-checks in
follow-ups.
This changes the IDs of the minor-types by -1, but they're not used as
indices so this is fine.
Signed-off-by: David Herrmann <dh.herrmann@xxxxxxxxx>
---
include/drm/drmP.h | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 89b9d58..c3aaf2d 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1005,9 +1005,12 @@ struct drm_driver {
struct list_head legacy_dev_list;
};
-#define DRM_MINOR_LEGACY 1
-#define DRM_MINOR_CONTROL 2
-#define DRM_MINOR_RENDER 3
+enum drm_minor_type {
+ DRM_MINOR_LEGACY,
+ DRM_MINOR_CONTROL,
+ DRM_MINOR_RENDER,
+ DRM_MINOR_CNT,
+};
/**
* Info file list entry. This structure represents a debugfs or proc file to
--
1.8.5.3
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