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authorDave Airlie <airlied@redhat.com>2016-11-30 14:28:20 +1000
committerDave Airlie <airlied@redhat.com>2016-11-30 14:28:20 +1000
commita90f58311f48f510ea63cd2db2e32f74712c43f3 (patch)
treea7d64dfe8066585e23ffe88e30ea2ac59eb5322e /include/uapi/drm
parent35838b470ab592071087a46804d373c5571dc032 (diff)
parent389f78b361fcdc52a9dbb5382c3922d80b52ed9f (diff)
Merge tag 'drm-misc-next-2016-11-29' of git://anongit.freedesktop.org/git/drm-misc into drm-next
Big thing is that drm-misc is now officially a group maintainer/committer model thing, with MAINTAINERS suitably updated. Otherwise just the usual pile of misc things all over, nothing that stands out this time around. * tag 'drm-misc-next-2016-11-29' of git://anongit.freedesktop.org/git/drm-misc: (33 commits) drm: Introduce drm_framebuffer_assign() drm/bridge: adv7511: Enable the audio data and clock pads on adv7533 drm/bridge: adv7511: Add Audio support drm/edid: Consider alternate cea timings to be the same VIC drm/atomic: Constify drm_atomic_crtc_needs_modeset() drm: bridge: dw-hdmi: add ASoC dependency drm: Fix shift operations for drm_fb_helper::drm_target_preferred() drm: Avoid NULL dereference for DRM_LEGACY debug message drm: Use u64_to_user_ptr() helper for blob ioctls drm: Fix conflicting macro parameter in drm_mm_for_each_node_in_range() drm: Fixup kernel doc for driver->gem_create_object drm/hisilicon/hibmc: mark PM functions __maybe_unused drm/hisilicon/hibmc: Checking for NULL instead of IS_ERR() drm: bridge: add DesignWare HDMI I2S audio support drm: Check against color expansion in drm_mm_reserve_node() drm: Define drm_mm_for_each_node_in_range() drm/doc: Fix links in drm_property.c MAINTAINERS: Add link to drm-misc documentation vgaarb: use valid dev pointer in vgaarb_info() drm/atomic: Unconfuse the old_state mess in commmit_tail ...
Diffstat (limited to 'include/uapi/drm')
-rw-r--r--include/uapi/drm/drm_mode.h13
1 files changed, 8 insertions, 5 deletions
diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index ebf622f5b238..728790b92354 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -408,17 +408,20 @@ struct drm_mode_fb_cmd2 {
* offsets[1]. Note that offsets[0] will generally
* be 0 (but this is not required).
*
- * To accommodate tiled, compressed, etc formats, a per-plane
+ * To accommodate tiled, compressed, etc formats, a
* modifier can be specified. The default value of zero
* indicates "native" format as specified by the fourcc.
- * Vendor specific modifier token. This allows, for example,
- * different tiling/swizzling pattern on different planes.
- * See discussion above of DRM_FORMAT_MOD_xxx.
+ * Vendor specific modifier token. Note that even though
+ * it looks like we have a modifier per-plane, we in fact
+ * do not. The modifier for each plane must be identical.
+ * Thus all combinations of different data layouts for
+ * multi plane formats must be enumerated as separate
+ * modifiers.
*/
__u32 handles[4];
__u32 pitches[4]; /* pitch for each plane */
__u32 offsets[4]; /* offset of each plane */
- __u64 modifier[4]; /* ie, tiling, compressed (per plane) */
+ __u64 modifier[4]; /* ie, tiling, compress */
};
#define DRM_MODE_FB_DIRTY_ANNOTATE_COPY 0x01