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authorRob Clark <robdclark@gmail.com>2016-11-05 11:08:10 -0400
committerSean Paul <seanpaul@chromium.org>2016-11-08 16:38:03 -0500
commit6559c901cb4840e46893d587d8af435aac9c4c3f (patch)
tree2e8878c166d83f7c68183acc699b5855a864563e /include
parentfceffb325b30f6a9f0bdee22e65d0b8bb35883af (diff)
drm/atomic: add debugfs file to dump out atomic state
Useful to dump current state from debugfs, if turning on the drm.debug bit is too much overhead. The drm_state_dump() can also be used by drivers, for example to implement a module param that dumps state on error irqs. Signed-off-by: Rob Clark <robdclark@gmail.com> Reviewed-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Sean Paul <seanpaul@chromium.org> Link: http://patchwork.freedesktop.org/patch/msgid/1478358492-30738-6-git-send-email-robdclark@gmail.com
Diffstat (limited to 'include')
-rw-r--r--include/drm/drm_atomic.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 2d1e9c944b54..331bb100b718 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -366,6 +366,13 @@ int __must_check drm_atomic_check_only(struct drm_atomic_state *state);
int __must_check drm_atomic_commit(struct drm_atomic_state *state);
int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state);
+void drm_state_dump(struct drm_device *dev, struct drm_printer *p);
+
+#ifdef CONFIG_DEBUG_FS
+struct drm_minor;
+int drm_atomic_debugfs_init(struct drm_minor *minor);
+#endif
+
#define for_each_connector_in_state(__state, connector, connector_state, __i) \
for ((__i) = 0; \
(__i) < (__state)->num_connector && \