On 8/7/19 10:52 AM, Dariusz Marcinkiewicz wrote:
> 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.
>
> Changes since v2:
> - removed unnecessary call to invalidate phys address before
> deregistering the notifier,
> - use cec_notifier_phys_addr_invalidate instead of setting
> invalid address on a notifier.
>
> Signed-off-by: Dariusz Marcinkiewicz <darekm@xxxxxxxxxx>
Tested-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Tested with an Odroid U3.
Regards,
Hans
> ---
> drivers/gpu/drm/exynos/exynos_hdmi.c | 31 ++++++++++++++++------------
> 1 file changed, 18 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
> index 19c252f659dd0..5fd2551a93567 100644
> --- a/drivers/gpu/drm/exynos/exynos_hdmi.c
> +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
> @@ -858,6 +858,10 @@ static enum drm_connector_status hdmi_detect(struct drm_connector *connector,
>
> static void hdmi_connector_destroy(struct drm_connector *connector)
> {
> + struct hdmi_context *hdata = connector_to_hdmi(connector);
> +
> + cec_notifier_conn_unregister(hdata->notifier);
> +
> drm_connector_unregister(connector);
> drm_connector_cleanup(connector);
> }
> @@ -941,6 +945,7 @@ static int hdmi_create_connector(struct drm_encoder *encoder)
> {
> struct hdmi_context *hdata = encoder_to_hdmi(encoder);
> struct drm_connector *connector = &hdata->connector;
> + struct cec_connector_info conn_info;
> int ret;
>
> connector->interlace_allowed = true;
> @@ -963,6 +968,15 @@ static int hdmi_create_connector(struct drm_encoder *encoder)
> DRM_DEV_ERROR(hdata->dev, "Failed to attach bridge\n");
> }
>
> + cec_fill_conn_info_from_drm(&conn_info, connector);
> +
> + hdata->notifier = cec_notifier_conn_register(hdata->dev, NULL,
> + &conn_info);
> + if (hdata->notifier == NULL) {
> + ret = -ENOMEM;
> + DRM_DEV_ERROR(hdata->dev, "Failed to allocate CEC notifier\n");
> + }
> +
> return ret;
> }
>
> @@ -1534,8 +1548,8 @@ static void hdmi_disable(struct drm_encoder *encoder)
> */
> mutex_unlock(&hdata->mutex);
> cancel_delayed_work(&hdata->hotplug_work);
> - cec_notifier_set_phys_addr(hdata->notifier,
> - CEC_PHYS_ADDR_INVALID);
> + if (hdata->notifier)
> + cec_notifier_phys_addr_invalidate(hdata->notifier);
> return;
> }
>
> @@ -2012,12 +2026,6 @@ static int hdmi_probe(struct platform_device *pdev)
> }
> }
>
> - hdata->notifier = cec_notifier_get(&pdev->dev);
> - if (hdata->notifier == NULL) {
> - ret = -ENOMEM;
> - goto err_hdmiphy;
> - }
> -
> pm_runtime_enable(dev);
>
> audio_infoframe = &hdata->audio.infoframe;
> @@ -2029,7 +2037,7 @@ static int hdmi_probe(struct platform_device *pdev)
>
> ret = hdmi_register_audio_device(hdata);
> if (ret)
> - goto err_notifier_put;
> + goto err_runtime_disable;
>
> ret = component_add(&pdev->dev, &hdmi_component_ops);
> if (ret)
> @@ -2040,8 +2048,7 @@ static int hdmi_probe(struct platform_device *pdev)
> err_unregister_audio:
> platform_device_unregister(hdata->audio.pdev);
>
> -err_notifier_put:
> - cec_notifier_put(hdata->notifier);
> +err_runtime_disable:
> pm_runtime_disable(dev);
>
> err_hdmiphy:
> @@ -2060,12 +2067,10 @@ static int hdmi_remove(struct platform_device *pdev)
> struct hdmi_context *hdata = platform_get_drvdata(pdev);
>
> cancel_delayed_work_sync(&hdata->hotplug_work);
> - cec_notifier_set_phys_addr(hdata->notifier, CEC_PHYS_ADDR_INVALID);
>
> component_del(&pdev->dev, &hdmi_component_ops);
> platform_device_unregister(hdata->audio.pdev);
>
> - cec_notifier_put(hdata->notifier);
> pm_runtime_disable(&pdev->dev);
>
> if (!IS_ERR(hdata->reg_hdmi_en))
>
