From 21631f10ea08a9551eb32651448baad5ef64de6c Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Tue, 26 May 2015 14:57:19 +0100 Subject: [PATCH] drm/i915: Fix the confusing comment about the ioctl limits It was reported that this comment was confusing, and indeed it is. v2: (one year later!) Add the range for the DRM_I915_* iotcl defines (Daniel) Signed-off-by: Damien Lespiau Signed-off-by: Daniel Vetter --- 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 4851d660243c..6e1a2ed116cb 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). The numbers below are defined as offset + * against DRM_COMMAND_BASE and should be between [0x0, 0x60). */ #define DRM_I915_INIT 0x00 #define DRM_I915_FLUSH 0x01 -- 2.30.2