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Change drm_atomic_helper_connector_hdmi_update_audio_infoframe() and drm_atomic_helper_connector_hdmi_clear_audio_infoframe() to return an error if Audio InfoFrame callbacks are not implemented. Signed-off-by: Dmitry Baryshkov Acked-by: Maxime Ripard --- drivers/gpu/drm/display/drm_hdmi_state_helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c b/drivers/gpu/= drm/display/drm_hdmi_state_helper.c index 5a3817271d91..e8556bf9e1da 100644 --- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c +++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c @@ -1061,7 +1061,7 @@ drm_atomic_helper_connector_hdmi_update_audio_infofra= me(struct drm_connector *co if (!info->is_hdmi) return 0; =20 - if (!funcs) { + if (!funcs || !funcs->audio.write_infoframe) { drm_dbg_kms(connector->dev, "Function not implemented, bailing.\n"); return -EINVAL; } @@ -1102,7 +1102,7 @@ drm_atomic_helper_connector_hdmi_clear_audio_infofram= e(struct drm_connector *con if (!info->is_hdmi) return 0; =20 - if (!funcs) { + if (!funcs || !funcs->audio.write_infoframe) { drm_dbg_kms(connector->dev, "Function not implemented, bailing.\n"); return -EINVAL; } --=20 2.47.3