[PATCH v4 7/9] drm: tegra: use cec_notifier_conn_(un)register

[Dariusz Marcinkiewicz <darekm@xxxxxxxxxx>]

Use the new cec_notifier_conn_(un)register() functions to
(un)register the notifier for the HDMI connector, and fill in
the cec_connector_info.

Signed-off-by: Dariusz Marcinkiewicz <darekm@xxxxxxxxxx>
---
 drivers/gpu/drm/tegra/output.c | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/tegra/output.c b/drivers/gpu/drm/tegra/output.c
index 9c2b9dad55c30..ea92e72280868 100644
--- a/drivers/gpu/drm/tegra/output.c
+++ b/drivers/gpu/drm/tegra/output.c
@@ -80,6 +80,9 @@ tegra_output_connector_detect(struct drm_connector *connector, bool force)
 
 void tegra_output_connector_destroy(struct drm_connector *connector)
 {
+	struct tegra_output *output = connector_to_output(connector);
+
+	cec_notifier_conn_unregister(output->cec);
 	drm_connector_unregister(connector);
 	drm_connector_cleanup(connector);
 }
@@ -174,18 +177,11 @@ int tegra_output_probe(struct tegra_output *output)
 		disable_irq(output->hpd_irq);
 	}
 
-	output->cec = cec_notifier_get(output->dev);
-	if (!output->cec)
-		return -ENOMEM;
-
 	return 0;
 }
 
 void tegra_output_remove(struct tegra_output *output)
 {
-	if (output->cec)
-		cec_notifier_put(output->cec);
-
 	if (gpio_is_valid(output->hpd_gpio)) {
 		free_irq(output->hpd_irq, output);
 		gpio_free(output->hpd_gpio);
@@ -197,6 +193,7 @@ void tegra_output_remove(struct tegra_output *output)
 
 int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
 {
+	struct cec_connector_info conn_info;
 	int err;
 
 	if (output->panel) {
@@ -212,6 +209,13 @@ int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
 	if (gpio_is_valid(output->hpd_gpio))
 		enable_irq(output->hpd_irq);
 
+	cec_fill_conn_info_from_drm(&conn_info, &output->connector);
+
+	output->cec = cec_notifier_conn_register(output->dev, NULL, &conn_info);
+	if (!output->cec)
+		return -ENOMEM;
+
+
 	return 0;
 }
 
-- 
2.22.0.510.g264f2c817a-goog