[PATCH v2 21/21] drm/tilcdc: Initialize crtc->port
Jyri Sarha
jsarha at ti.com
Tue Feb 16 14:18:38 UTC 2016
Initialize port device node pointer in the tilcdc crtc. Fixes "Falling
back to first CRTC" warning from tda998x driver.
Signed-off-by: Jyri Sarha <jsarha at ti.com>
---
drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
index e886277..cfd3fd1 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
@@ -124,6 +124,7 @@ static void tilcdc_crtc_destroy(struct drm_crtc *crtc)
tilcdc_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
+ of_node_put(crtc->port);
drm_crtc_cleanup(crtc);
drm_flip_work_cleanup(&tilcdc_crtc->unref_work);
@@ -768,6 +769,7 @@ void tilcdc_crtc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file)
struct drm_crtc *tilcdc_crtc_create(struct drm_device *dev)
{
+ struct tilcdc_drm_private *priv = dev->dev_private;
struct tilcdc_crtc *tilcdc_crtc;
struct drm_crtc *crtc;
int ret;
@@ -794,6 +796,15 @@ struct drm_crtc *tilcdc_crtc_create(struct drm_device *dev)
drm_crtc_helper_add(crtc, &tilcdc_crtc_helper_funcs);
+ if (priv->is_componentized) {
+ crtc->port =
+ of_get_child_by_name(dev->dev->of_node, "port");
+ if (!crtc->port) {
+ dev_warn(dev->dev, "no port node found in %s\n",
+ dev->dev->of_node->full_name);
+ }
+ }
+
return crtc;
fail:
--
1.9.1
More information about the dri-devel
mailing list