On Sat, Jan 11, 2025 at 12:04:09AM +0200, Cristian Ciocaltea wrote:
> The recently introduced hotplug event handler in the HDMI Connector
> framework attempts to unconditionally read the EDID data, leading to a
> bunch of non-harmful, yet quite annoying DDC/I2C related errors being
> reported.
>
> Ensure the operation is performed only for connectors having the status
> connected or unknown.
>
> Fixes: ab716b74dc9d ("drm/display/hdmi: implement hotplug functions")
> Signed-off-by: Cristian Ciocaltea <cristian.ciocal...@collabora.com>
> ---
> drivers/gpu/drm/display/drm_hdmi_state_helper.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
> b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
> index
> 2691e8b3e480131ac6e4e4b74b24947be55694bd..8e4b30e09b53b84cfd36199d56db3221a00085b0
> 100644
> --- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
> +++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
> @@ -786,8 +786,10 @@ drm_atomic_helper_connector_hdmi_update(struct
> drm_connector *connector,
> const struct drm_edid *drm_edid;
>
> if (status == connector_status_disconnected) {
> + drm_edid_connector_update(connector, NULL);Why is this needed? It's not mentionned in your commit log. > // TODO: also handle CEC and scramber, HDMI sink disconnected. > drm_connector_hdmi_audio_plugged_notify(connector, false); > + return; > } > > if (connector->hdmi.funcs->read_edid) Maxime
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