In preparation to tightening driver control over generated InfoFrames, make sure to warn the user if the driver rejects the InfoFrames on the grounds of it being unsupported.
Signed-off-by: Dmitry Baryshkov <[email protected]> --- drivers/gpu/drm/display/drm_hdmi_state_helper.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c b/drivers/gpu/drm/display/drm_hdmi_state_helper.c index a561f124be99a0cd4259dbacf5f5f6651ff8a0ea..361912de2741939cfb5ec350c08d738a92e2ad37 100644 --- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c +++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c @@ -920,6 +920,8 @@ static int clear_infoframe(struct drm_connector *connector, int ret; ret = clear_device_infoframe(connector, old_frame->data.any.type); + if (ret == -EOPNOTSUPP) + dev_warn_once(it->dev, "unsupported HDMI infoframe 0x%x\n", frame->any.type); if (ret) return ret; @@ -947,6 +949,8 @@ static int write_device_infoframe(struct drm_connector *connector, return len; ret = funcs->write_infoframe(connector, frame->any.type, buffer, len); + if (ret == -EOPNOTSUPP) + dev_warn_once(it->dev, "unsupported HDMI infoframe 0x%x\n", frame->any.type); if (ret) { drm_dbg_kms(dev, "Call failed: %d\n", ret); return ret; -- 2.47.3
