This is only for legacy paths that need to grab the crtc/plane lock combo. If you want to lock a crtc, just use drm_modeset_lock().
Signed-off-by: Daniel Vetter daniel.vetter@intel.com --- drivers/gpu/drm/drm_crtc_internal.h | 3 +++ drivers/gpu/drm/drm_modeset_lock.c | 14 -------------- include/drm/drm_modeset_lock.h | 2 -- 3 files changed, 3 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h index 8c04275cf226..de1047530e07 100644 --- a/drivers/gpu/drm/drm_crtc_internal.h +++ b/drivers/gpu/drm/drm_crtc_internal.h @@ -61,6 +61,9 @@ int drm_mode_getresources(struct drm_device *dev, void *data, struct drm_file *file_priv);
+/* drm_modeset_lock.c */ +void drm_modeset_lock_crtc(struct drm_crtc *crtc, + struct drm_plane *plane); /* drm_dumb_buffers.c */ /* IOCTLs */ int drm_mode_create_dumb_ioctl(struct drm_device *dev, diff --git a/drivers/gpu/drm/drm_modeset_lock.c b/drivers/gpu/drm/drm_modeset_lock.c index bf60f2645e55..c94eff9d7544 100644 --- a/drivers/gpu/drm/drm_modeset_lock.c +++ b/drivers/gpu/drm/drm_modeset_lock.c @@ -148,19 +148,6 @@ void drm_modeset_unlock_all(struct drm_device *dev) } EXPORT_SYMBOL(drm_modeset_unlock_all);
-/** - * drm_modeset_lock_crtc - lock crtc with hidden acquire ctx for a plane update - * @crtc: DRM CRTC - * @plane: DRM plane to be updated on @crtc - * - * This function locks the given crtc and plane (which should be either the - * primary or cursor plane) using a hidden acquire context. This is necessary so - * that drivers internally using the atomic interfaces can grab further locks - * with the lock acquire context. - * - * Note that @plane can be NULL, e.g. when the cursor support hasn't yet been - * converted to universal planes yet. - */ void drm_modeset_lock_crtc(struct drm_crtc *crtc, struct drm_plane *plane) { @@ -205,7 +192,6 @@ void drm_modeset_lock_crtc(struct drm_crtc *crtc, goto retry; } } -EXPORT_SYMBOL(drm_modeset_lock_crtc);
/** * drm_modeset_legacy_acquire_ctx - find acquire ctx for legacy ioctls diff --git a/include/drm/drm_modeset_lock.h b/include/drm/drm_modeset_lock.h index 96d39fbd12ca..88d35bfc9cd8 100644 --- a/include/drm/drm_modeset_lock.h +++ b/include/drm/drm_modeset_lock.h @@ -121,8 +121,6 @@ struct drm_plane;
void drm_modeset_lock_all(struct drm_device *dev); void drm_modeset_unlock_all(struct drm_device *dev); -void drm_modeset_lock_crtc(struct drm_crtc *crtc, - struct drm_plane *plane); void drm_modeset_unlock_crtc(struct drm_crtc *crtc); void drm_warn_on_modeset_not_all_locked(struct drm_device *dev); struct drm_modeset_acquire_ctx *