static int rcar_du_hdmi_connector_get_modes(struct drm_connector *connector)
{
struct rcar_du_connector *con = to_rcar_connector(connector);
struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(con->encoder);
struct drm_encoder_slave_funcs *sfuncs = to_slave_funcs(encoder);
if (sfuncs->get_modes == NULL)
return 0;
return sfuncs->get_modes(encoder, connector);
}
static enum drm_connector_status
rcar_du_hdmi_connector_detect(struct drm_connector *connector, bool force)
{
struct rcar_du_connector *con = to_rcar_connector(connector);
struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(con->encoder);
struct drm_encoder_slave_funcs *sfuncs = to_slave_funcs(encoder);
if (sfuncs->detect == NULL)
return connector_status_unknown;
return sfuncs->detect(encoder, connector);
}
static int rcar_du_hdmi_connector_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct rcar_du_connector *con = to_rcar_connector(connector);
struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(con->encoder);
struct drm_encoder_slave_funcs *sfuncs = to_slave_funcs(encoder);
if (sfuncs->mode_valid == NULL)
return MODE_OK;
return sfuncs->mode_valid(encoder, mode);
}
static int rcar_du_hdmi_connector_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct rcar_du_connector *rcon = to_rcar_connector(connector);
unsigned int max_width, max_height;
bool laced;
max_width = rcon->encoder->dev->info->max_xres;
max_height = rcon->encoder->dev->info->max_yres;
laced = rcon->encoder->dev->info->interlace;
if (mode->clock > 165000)
return MODE_CLOCK_HIGH;
if ((mode->hdisplay * mode->vdisplay) > (max_width * max_height))
return MODE_BAD_WIDTH;
if (((mode->hdisplay * mode->vdisplay) == (max_width * max_height))
&& (laced) && (!(mode->flags & DRM_MODE_FLAG_INTERLACE)))
return MODE_BAD;
return MODE_OK;
}
