diff options
author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-11-07 12:03:21 -0800 |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2011-12-06 10:23:34 +0000 |
commit | c1aaca237c6d4d9a60390e69048d1eff1dc7506a (patch) | |
tree | a8019ac771c9f6f032e20fbdd6691b4f476789fc | |
parent | 550cebcdb5bebc655812b631156a162cec908794 (diff) | |
download | linux-c1aaca237c6d4d9a60390e69048d1eff1dc7506a.tar.gz linux-c1aaca237c6d4d9a60390e69048d1eff1dc7506a.tar.bz2 linux-c1aaca237c6d4d9a60390e69048d1eff1dc7506a.zip |
drm: document the drm_mode_group structure
This is actually a core structure with a big future ahead of it. Make
it a little less mysterious.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r-- | include/drm/drm_crtc.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 671e3c3bf9f4..2f8a4ac2432f 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -690,6 +690,19 @@ struct drm_mode_config_funcs { void (*output_poll_changed)(struct drm_device *dev); }; +/** + * drm_mode_group - group of mode setting resources for potential sub-grouping + * @num_crtcs: CRTC count + * @num_encoders: encoder count + * @num_connectors: connector count + * @id_list: list of KMS object IDs in this group + * + * Currently this simply tracks the global mode setting state. But in the + * future it could allow groups of objects to be set aside into independent + * control groups for use by different user level processes (e.g. two X servers + * running simultaneously on different heads, each with their own mode + * configuration and freedom of mode setting). + */ struct drm_mode_group { uint32_t num_crtcs; uint32_t num_encoders; |