It was reported that this comment was confusing, and indeed it is.
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
include/uapi/drm/i915_drm.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index ff57f07..eacd063 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -171,8 +171,12 @@ typedef struct _drm_i915_sarea {
#define I915_BOX_TEXTURE_LOAD 0x8
#define I915_BOX_LOST_CONTEXT 0x10
-/* I915 specific ioctls
- * The device specific ioctl range is 0x40 to 0x79.
+/*
+ * i915 specific ioctls.
+ *
+ * The device specific ioctl range is [DRM_COMMAND_BASE, DRM_COMMAND_END) ie
+ * [0x40, 0xa0) (a0 is excluded) and those defines are offsets from
+ * DRM_COMMAND_BASE.
*/
#define DRM_I915_INIT 0x00
#define DRM_I915_FLUSH 0x01
--
1.8.3.1
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