From: Ville Syrj?l? <ville.syrj...@linux.intel.com>

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 Syrj?l? <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/drm_crtc.c | 3 ++-
 include/drm/drm_crtc.h     | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 88b9a8d..a8d99be 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -479,7 +479,8 @@ 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 15200b4..ec21952 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -53,6 +53,7 @@ struct drm_object_property_values;
 #define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb
 #define DRM_MODE_OBJECT_PLANE 0xeeeeeeee
 #define DRM_MODE_OBJECT_BRIDGE 0xbdbdbdbd
+#define DRM_MODE_OBJECT_ANY 0

 struct drm_mode_object {
        uint32_t id;
-- 
1.8.5.3

Reply via email to