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Using an output bridge should also be possible. If an output bridge in available, don't create a new connector. Instead add bridge to DSIM encdoer in dsi_host_attach(). Signed-off-by: Maciej Purski --- drivers/gpu/drm/exynos/exynos_drm_dsi.c | 35 +++++++++++++++++++++------------ 1 file changed, 22 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 85eb2262..7b50bad 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1501,7 +1501,28 @@ static int exynos_dsi_host_attach(struct mipi_dsi_host *host, struct mipi_dsi_device *device) { struct exynos_dsi *dsi = host_to_dsi(host); - struct drm_device *drm = dsi->connector.dev; + struct drm_encoder *encoder = &dsi->encoder; + struct drm_device *drm = encoder->dev; + struct drm_bridge *out_bridge; + + out_bridge = of_drm_find_bridge(device->dev.of_node); + if (out_bridge) { + drm_bridge_attach(encoder, out_bridge, NULL); + } else { + int ret = exynos_dsi_create_connector(encoder); + + if (ret) { + DRM_ERROR("failed to create connector ret = %d\n", ret); + drm_encoder_cleanup(encoder); + return ret; + } + + dsi->panel = of_drm_find_panel(device->dev.of_node); + if (dsi->panel) { + drm_panel_attach(dsi->panel, &dsi->connector); + dsi->connector.status = connector_status_connected; + } + } /* * This is a temporary solution and should be made by more generic way. @@ -1520,11 +1541,6 @@ static int exynos_dsi_host_attach(struct mipi_dsi_host *host, dsi->lanes = device->lanes; dsi->format = device->format; dsi->mode_flags = device->mode_flags; - dsi->panel = of_drm_find_panel(device->dev.of_node); - if (dsi->panel) { - drm_panel_attach(dsi->panel, &dsi->connector); - dsi->connector.status = connector_status_connected; - } exynos_drm_crtc_get_by_type(drm, EXYNOS_DISPLAY_TYPE_LCD)->i80_mode = !(dsi->mode_flags & MIPI_DSI_MODE_VIDEO); @@ -1653,13 +1669,6 @@ static int exynos_dsi_bind(struct device *dev, struct device *master, if (ret < 0) return ret; - ret = exynos_dsi_create_connector(encoder); - if (ret) { - DRM_ERROR("failed to create connector ret = %d\n", ret); - drm_encoder_cleanup(encoder); - return ret; - } - if (dsi->mic_bridge_node) { mic_bridge = of_drm_find_bridge(dsi->mic_bridge_node); if (mic_bridge)