From: Adam Ford aford173@gmail.com

commit efb94790852ae673b18efde1b171d284689ff333 upstream.

The LogicPD Type28 display used by several Logic PD products has not worked since v5.6.

The connector type for the LogicPD Type 28 display is missing and drm_panel_bridge_add() requires connector type to be set.

Signed-off-by: Adam Ford aford173@gmail.com Fixes: 0d35408afbeb ("drm/panel: simple: Add Logic PD Type 28 display support") Cc: Adam Ford aford173@gmail.com Cc: Sam Ravnborg sam@ravnborg.org Cc: Thierry Reding thierry.reding@gmail.com Cc: dri-devel@lists.freedesktop.org Cc: stable@vger.kernel.org # v5.6+ Signed-off-by: Sam Ravnborg sam@ravnborg.org Link: https://patchwork.freedesktop.org/patch/msgid/20200615131934.12440-1-aford17... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/panel/panel-simple.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 00c1a8dc4ce8f..db91b3c031a13 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -2297,6 +2297,7 @@ static const struct panel_desc logicpd_type_28 = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE | DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE, + .connector_type = DRM_MODE_CONNECTOR_DPI, };

static const struct panel_desc mitsubishi_aa070mc01 = {