On Tue, 20 Aug 2019 04:16:44 +0300 Laurent Pinchart laurent.pinchart@ideasonboard.com wrote:
Implement the newly added bridge connector operations, allowing the usage of drm_bridge_panel with drm_bridge_connector.
Signed-off-by: Laurent Pinchart laurent.pinchart@ideasonboard.com
drivers/gpu/drm/bridge/panel.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index f5b8e55301ac..1c7f5b648f05 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -60,7 +60,7 @@ static int panel_bridge_attach(struct drm_bridge *bridge, int ret;
if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)
return -EINVAL;
return 0;if (!bridge->encoder) { DRM_ERROR("Missing encoder\n");
@@ -123,6 +123,18 @@ 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);
- /*
* FIXME: drm_panel_get_modes() should take the connector as an* argument.*/- return drm_panel_get_modes(panel_bridge->panel);
+}
static const struct drm_bridge_funcs panel_bridge_bridge_funcs = { .attach = panel_bridge_attach, .detach = panel_bridge_detach, @@ -130,6 +142,7 @@ 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,
};
/** @@ -175,6 +188,9 @@ struct drm_bridge *drm_panel_bridge_add(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;
- /* FIXME: The panel should report its type. */
- panel_bridge->bridge.type = DRM_MODE_CONNECTOR_DPI;
Shouldn't we patch all panel drivers to expose this type before doing this change? I mean, the connector type is exposed to userspace, and I wouldn't be surprised if some userspace apps/libs decided to base their output selection logic on this field.
drm_bridge_add(&panel_bridge->bridge);