From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
To avoid having to pass object types from userspace for atomic mode
setting ioctl, allow drm_mode_object_find() to look up an object of any
type. This will only work as long as the all object types share the ID
space.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_crtc.c | 3 ++-
include/drm/drm_crtc.h | 1 +
2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index cc18ae6..9945e4b 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -268,7 +268,8 @@ struct drm_mode_object *drm_mode_object_find(struct drm_device *dev,
mutex_lock(&dev->mode_config.idr_mutex);
obj = idr_find(&dev->mode_config.crtc_idr, id);
- if (!obj || (obj->type != type) || (obj->id != id))
+ if (!obj || (type != DRM_MODE_OBJECT_ANY && obj->type != type) ||
+ (obj->id != id))
obj = NULL;
mutex_unlock(&dev->mode_config.idr_mutex);
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 0a2ebb4..99bd489 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -47,6 +47,7 @@ struct drm_object_properties;
#define DRM_MODE_OBJECT_FB 0xfbfbfbfb
#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
#define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
+#define DRM_MODE_OBJECT_ANY 0
struct drm_mode_object {
uint32_t id;
--
1.7.3.4
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