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authorDaniel Vetter <daniel.vetter@ffwll.ch>2018-10-04 22:24:31 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2018-10-05 18:04:09 +0200
commitec9b0a9e2c9e2543aa391c6006fde3f9b6e54576 (patch)
tree50f2f4d2eea636b577da5a1892cf21efbb76b8b1 /include/drm/drm_atomic.h
parent9ef8a9dc4b21821d6c397186462fb5e571786b0a (diff)
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drm/atomic: Improve docs for drm_atomic_state->allow_modeset
Motivated by vmwgfx digging around in core uapi bits it shouldn't dig around in. Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181004202446.22905-7-daniel.vetter@ffwll.ch
Diffstat (limited to 'include/drm/drm_atomic.h')
-rw-r--r--include/drm/drm_atomic.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index d6adebcd6ea4..c09ecaf43825 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -254,7 +254,6 @@ struct __drm_private_objs_state {
* struct drm_atomic_state - the global state object for atomic updates
* @ref: count of all references to this state (will not be freed until zero)
* @dev: parent DRM device
- * @allow_modeset: allow full modeset
* @legacy_cursor_update: hint to enforce legacy cursor IOCTL semantics
* @async_update: hint for asynchronous plane update
* @planes: pointer to array of structures with per-plane data
@@ -273,6 +272,15 @@ struct drm_atomic_state {
struct kref ref;
struct drm_device *dev;
+
+ /**
+ * @allow_modeset:
+ *
+ * Allow full modeset. This is used by the ATOMIC IOCTL handler to
+ * implement the DRM_MODE_ATOMIC_ALLOW_MODESET flag. Drivers should
+ * never consult this flag, instead looking at the output of
+ * drm_atomic_crtc_needs_modeset().
+ */
bool allow_modeset : 1;
bool legacy_cursor_update : 1;
bool async_update : 1;