.destroy = drm_encoder_cleanup,
};
+static int ast_bmc_connector_helper_detect_ctx(struct drm_connector *connector,
+ struct drm_modeset_acquire_ctx *ctx,
+ bool force)
+{
+ struct ast_bmc_connector *bmc_connector = to_ast_bmc_connector(connector);
+ struct drm_connector *physical_connector = bmc_connector->physical_connector;
+
+ /*
+ * Most user-space compositors cannot handle more than one connected
+ * connector per CRTC. Hence, we only mark the BMC as connected if the
+ * physical connector is disconnected. If the physical connector's status
+ * is connected or unknown, the BMC remains disconnected. This has no
+ * effect on the output of the BMC.
+ *
+ * FIXME: Remove this logic once user-space compositors can handle more
+ * than one connector per CRTC. The BMC should always be connected.
+ */
+
+ if (physical_connector && physical_connector->status == connector_status_disconnected)
+ return connector_status_connected;
+
+ return connector_status_disconnected;
+}
+
static int ast_bmc_connector_helper_get_modes(struct drm_connector *connector)
{
return drm_add_modes_noedid(connector, 4096, 4096);
static const struct drm_connector_helper_funcs ast_bmc_connector_helper_funcs = {
.get_modes = ast_bmc_connector_helper_get_modes,
+ .detect_ctx = ast_bmc_connector_helper_detect_ctx,
};
static const struct drm_connector_funcs ast_bmc_connector_funcs = {
.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
};
-static int ast_bmc_output_init(struct ast_device *ast)
+static int ast_bmc_connector_init(struct drm_device *dev,
+ struct ast_bmc_connector *bmc_connector,
+ struct drm_connector *physical_connector)
+{
+ struct drm_connector *connector = &bmc_connector->base;
+ int ret;
+
+ ret = drm_connector_init(dev, connector, &ast_bmc_connector_funcs,
+ DRM_MODE_CONNECTOR_VIRTUAL);
+ if (ret)
+ return ret;
+
+ drm_connector_helper_add(connector, &ast_bmc_connector_helper_funcs);
+
+ bmc_connector->physical_connector = physical_connector;
+
+ return 0;
+}
+
+static int ast_bmc_output_init(struct ast_device *ast,
+ struct drm_connector *physical_connector)
{
struct drm_device *dev = &ast->base;
struct drm_crtc *crtc = &ast->crtc;
struct drm_encoder *encoder = &ast->output.bmc.encoder;
- struct drm_connector *connector = &ast->output.bmc.connector;
+ struct ast_bmc_connector *bmc_connector = &ast->output.bmc.bmc_connector;
+ struct drm_connector *connector = &bmc_connector->base;
int ret;
ret = drm_encoder_init(dev, encoder,
return ret;
encoder->possible_crtcs = drm_crtc_mask(crtc);
- ret = drm_connector_init(dev, connector, &ast_bmc_connector_funcs,
- DRM_MODE_CONNECTOR_VIRTUAL);
+ ret = ast_bmc_connector_init(dev, bmc_connector, physical_connector);
if (ret)
return ret;
- drm_connector_helper_add(connector, &ast_bmc_connector_helper_funcs);
-
ret = drm_connector_attach_encoder(connector, encoder);
if (ret)
return ret;
int ast_mode_config_init(struct ast_device *ast)
{
struct drm_device *dev = &ast->base;
+ struct drm_connector *physical_connector = NULL;
int ret;
ret = drmm_mode_config_init(dev);
ret = ast_vga_output_init(ast);
if (ret)
return ret;
+ physical_connector = &ast->output.vga.vga_connector.base;
}
if (ast->tx_chip_types & AST_TX_SIL164_BIT) {
ret = ast_sil164_output_init(ast);
if (ret)
return ret;
+ physical_connector = &ast->output.sil164.sil164_connector.base;
}
if (ast->tx_chip_types & AST_TX_DP501_BIT) {
ret = ast_dp501_output_init(ast);
if (ret)
return ret;
+ physical_connector = &ast->output.dp501.connector;
}
if (ast->tx_chip_types & AST_TX_ASTDP_BIT) {
ret = ast_astdp_output_init(ast);
if (ret)
return ret;
+ physical_connector = &ast->output.astdp.connector;
}
- ret = ast_bmc_output_init(ast);
+ ret = ast_bmc_output_init(ast, physical_connector);
if (ret)
return ret;