drm/vc4: debugfs: Simplify debugfs registration

[linux-2.6-microblaze.git] / drivers / gpu / drm / vc4 / vc4_crtc.c

diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index 3768a2a..d3efa7e 100644 (file)
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -1052,6 +1052,21 @@ void vc4_crtc_reset(struct drm_crtc *crtc)
        __drm_atomic_helper_crtc_reset(crtc, &vc4_crtc_state->base);
 }
 
+int vc4_crtc_late_register(struct drm_crtc *crtc)
+{
+       struct drm_device *drm = crtc->dev;
+       struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
+       const struct vc4_crtc_data *crtc_data = vc4_crtc_to_vc4_crtc_data(vc4_crtc);
+       int ret;
+
+       ret = vc4_debugfs_add_regset32(drm->primary, crtc_data->debugfs_name,
+                                      &vc4_crtc->regset);
+       if (ret)
+               return ret;
+
+       return 0;
+}
+
 static const struct drm_crtc_funcs vc4_crtc_funcs = {
        .set_config = drm_atomic_helper_set_config,
        .page_flip = vc4_page_flip,
@@ -1064,6 +1079,7 @@ static const struct drm_crtc_funcs vc4_crtc_funcs = {
        .enable_vblank = vc4_enable_vblank,
        .disable_vblank = vc4_disable_vblank,
        .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
+       .late_register = vc4_crtc_late_register,
 };
 
 static const struct drm_crtc_helper_funcs vc4_crtc_helper_funcs = {
@@ -1318,9 +1334,6 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
 
        platform_set_drvdata(pdev, vc4_crtc);
 
-       vc4_debugfs_add_regset32(drm, pv_data->base.debugfs_name,
-                                &vc4_crtc->regset);
-
        return 0;
 }