From 632d035bace26f57cd22cfc5e2a384989f8a9f50 Mon Sep 17 00:00:00 2001 From: Andy Yan Date: Fri, 5 Dec 2014 14:30:21 +0800 Subject: [PATCH] drm: bridge/dw_hdmi: add mode_valid support some platform may not support all the display mode, add mode_valid interface check it Signed-off-by: Andy Yan Tested-by: Russell King Acked-by: Russell King Signed-off-by: Philipp Zabel --- drivers/gpu/drm/bridge/dw_hdmi.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c index 61f8c1f1cd18..8ef21dad3639 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.c +++ b/drivers/gpu/drm/bridge/dw_hdmi.c @@ -1405,6 +1405,20 @@ static int dw_hdmi_connector_get_modes(struct drm_connector *connector) return 0; } +static enum drm_mode_status +dw_hdmi_connector_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + struct dw_hdmi *hdmi = container_of(connector, + struct dw_hdmi, connector); + enum drm_mode_status mode_status = MODE_OK; + + if (hdmi->plat_data->mode_valid) + mode_status = hdmi->plat_data->mode_valid(connector, mode); + + return mode_status; +} + static struct drm_encoder *dw_hdmi_connector_best_encoder(struct drm_connector *connector) { @@ -1429,6 +1443,7 @@ static struct drm_connector_funcs dw_hdmi_connector_funcs = { static struct drm_connector_helper_funcs dw_hdmi_connector_helper_funcs = { .get_modes = dw_hdmi_connector_get_modes, + .mode_valid = dw_hdmi_connector_mode_valid, .best_encoder = dw_hdmi_connector_best_encoder, };