As mentioned in the previous commit, the dw-hdmi driver does not support pixel doubled modes at present; it does not configure the PLL correctly for these modes. Therefore, filter out the double-clocked modes as we presently are unable to support them.
Signed-off-by: Russell King rmk+kernel@arm.linux.org.uk --- drivers/gpu/drm/bridge/dw_hdmi.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c index 1c0ee3476138..8edf4c31f55c 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.c +++ b/drivers/gpu/drm/bridge/dw_hdmi.c @@ -1448,6 +1448,10 @@ dw_hdmi_connector_mode_valid(struct drm_connector *connector, struct dw_hdmi, connector); enum drm_mode_status mode_status = MODE_OK;
+ /* We don't support double-clocked modes */ + if (mode->flags & DRM_MODE_FLAG_DBLCLK) + return MODE_BAD; + if (hdmi->plat_data->mode_valid) mode_status = hdmi->plat_data->mode_valid(connector, mode);