diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 37 |
1 files changed, 27 insertions, 10 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c index 4ba1cb74ad76..7e942c1337b3 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c @@ -6,6 +6,8 @@ #include <linux/delay.h> +#include <drm/drm_bridge.h> +#include <drm/drm_bridge_connector.h> #include <drm/drm_vblank.h> #include "msm_drv.h" @@ -151,7 +153,6 @@ static const struct mdp_kms_funcs kms_funcs = { .flush_commit = mdp4_flush_commit, .wait_flush = mdp4_wait_flush, .complete_commit = mdp4_complete_commit, - .get_format = mdp_get_format, .round_pixclk = mdp4_round_pixclk, .destroy = mdp4_destroy, }, @@ -190,7 +191,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms, struct msm_drm_private *priv = dev->dev_private; struct drm_encoder *encoder; struct drm_connector *connector; - struct device_node *panel_node; + struct drm_bridge *next_bridge; int dsi_id; int ret; @@ -200,27 +201,43 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms, * bail out early if there is no panel node (no need to * initialize LCDC encoder and LVDS connector) */ - panel_node = of_graph_get_remote_node(dev->dev->of_node, 0, 0); - if (!panel_node) - return 0; + next_bridge = devm_drm_of_get_bridge(dev->dev, dev->dev->of_node, 0, 0); + if (IS_ERR(next_bridge)) { + ret = PTR_ERR(next_bridge); + if (ret == -ENODEV) + return 0; + return ret; + } - encoder = mdp4_lcdc_encoder_init(dev, panel_node); + encoder = mdp4_lcdc_encoder_init(dev); if (IS_ERR(encoder)) { DRM_DEV_ERROR(dev->dev, "failed to construct LCDC encoder\n"); - of_node_put(panel_node); return PTR_ERR(encoder); } /* LCDC can be hooked to DMA_P (TODO: Add DMA_S later?) */ encoder->possible_crtcs = 1 << DMA_P; - connector = mdp4_lvds_connector_init(dev, panel_node, encoder); + ret = drm_bridge_attach(encoder, next_bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); + if (ret) { + DRM_DEV_ERROR(dev->dev, "failed to attach LVDS panel/bridge: %d\n", ret); + + return ret; + } + + connector = drm_bridge_connector_init(dev, encoder); if (IS_ERR(connector)) { DRM_DEV_ERROR(dev->dev, "failed to initialize LVDS connector\n"); - of_node_put(panel_node); return PTR_ERR(connector); } + ret = drm_connector_attach_encoder(connector, encoder); + if (ret) { + DRM_DEV_ERROR(dev->dev, "failed to attach LVDS connector: %d\n", ret); + + return ret; + } + break; case DRM_MODE_ENCODER_TMDS: encoder = mdp4_dtv_encoder_init(dev); @@ -569,7 +586,7 @@ MODULE_DEVICE_TABLE(of, mdp4_dt_match); static struct platform_driver mdp4_platform_driver = { .probe = mdp4_probe, - .remove_new = mdp4_remove, + .remove = mdp4_remove, .shutdown = msm_kms_shutdown, .driver = { .name = "mdp4", |