Commit 2be68b59 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Tomi Valkeinen
Browse files

drm/bridge: panel: Implement bridge connector operations 



Implement the newly added bridge connector operations, allowing the
usage of drm_bridge_panel with drm_bridge_connector.

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarBoris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: default avatarSam Ravnborg <sam@ravnborg.org>
Tested-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
Reviewed-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200226112514.12455-18-laurent.pinchart@ideasonboard.com
parent cff5e6f7

drivers/gpu/drm/bridge/panel.c

+13 −4
Original line number Diff line number Diff line
@@ -60,10 +60,8 @@ static int panel_bridge_attach(struct drm_bridge *bridge, 
	struct drm_connector *connector = &panel_bridge->connector;

	int ret;



	if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) {

		DRM_ERROR("Fix bridge driver to make connector optional!");

		return -EINVAL;

	}

	if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)

		return 0;



	if (!bridge->encoder) {

		DRM_ERROR("Missing encoder\n");
@@ -126,6 +124,14 @@ static void panel_bridge_post_disable(struct drm_bridge *bridge) 
	drm_panel_unprepare(panel_bridge->panel);

}



static int panel_bridge_get_modes(struct drm_bridge *bridge,

				  struct drm_connector *connector)

{

	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);



	return drm_panel_get_modes(panel_bridge->panel, connector);

}



static const struct drm_bridge_funcs panel_bridge_bridge_funcs = {

	.attach = panel_bridge_attach,

	.detach = panel_bridge_detach,
@@ -133,6 +139,7 @@ static const struct drm_bridge_funcs panel_bridge_bridge_funcs = { 
	.enable = panel_bridge_enable,

	.disable = panel_bridge_disable,

	.post_disable = panel_bridge_post_disable,

	.get_modes = panel_bridge_get_modes,

	.atomic_reset = drm_atomic_helper_bridge_reset,

	.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,

	.atomic_destroy_state = drm_atomic_helper_bridge_destroy_state,
@@ -206,6 +213,8 @@ struct drm_bridge *drm_panel_bridge_add_typed(struct drm_panel *panel, 
#ifdef CONFIG_OF

	panel_bridge->bridge.of_node = panel->dev->of_node;

#endif

	panel_bridge->bridge.ops = DRM_BRIDGE_OP_MODES;

	panel_bridge->bridge.type = connector_type;



	drm_bridge_add(&panel_bridge->bridge);

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