diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_connector.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_connector.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index eb844cdcaec2..22b83a6577eb 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -402,7 +402,6 @@ nouveau_connector_destroy(struct drm_connector *connector) drm_connector_cleanup(connector); if (nv_connector->aux.transfer) { drm_dp_cec_unregister_connector(&nv_connector->aux); - drm_dp_aux_unregister(&nv_connector->aux); kfree(nv_connector->aux.name); } kfree(connector); @@ -462,7 +461,8 @@ nouveau_connector_of_detect(struct drm_connector *connector) struct drm_device *dev = connector->dev; struct nouveau_connector *nv_connector = nouveau_connector(connector); struct nouveau_encoder *nv_encoder; - struct device_node *cn, *dn = pci_device_to_OF_node(dev->pdev); + struct pci_dev *pdev = to_pci_dev(dev->dev); + struct device_node *cn, *dn = pci_device_to_OF_node(pdev); if (!dn || !((nv_encoder = find_encoder(connector, DCB_OUTPUT_TMDS)) || @@ -906,13 +906,29 @@ nouveau_connector_late_register(struct drm_connector *connector) int ret; ret = nouveau_backlight_init(connector); + if (ret) + return ret; + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || + connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { + ret = drm_dp_aux_register(&nouveau_connector(connector)->aux); + if (ret) + goto backlight_fini; + } + + return 0; +backlight_fini: + nouveau_backlight_fini(connector); return ret; } static void nouveau_connector_early_unregister(struct drm_connector *connector) { + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || + connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) + drm_dp_aux_unregister(&nouveau_connector(connector)->aux); + nouveau_backlight_fini(connector); } @@ -1340,18 +1356,19 @@ nouveau_connector_create(struct drm_device *dev, case DRM_MODE_CONNECTOR_DisplayPort: case DRM_MODE_CONNECTOR_eDP: nv_connector->aux.dev = connector->kdev; + nv_connector->aux.drm_dev = dev; nv_connector->aux.transfer = nouveau_connector_aux_xfer; snprintf(aux_name, sizeof(aux_name), "sor-%04x-%04x", dcbe->hasht, dcbe->hashm); nv_connector->aux.name = kstrdup(aux_name, GFP_KERNEL); - ret = drm_dp_aux_register(&nv_connector->aux); + drm_dp_aux_init(&nv_connector->aux); if (ret) { - NV_ERROR(drm, "failed to register aux channel\n"); + NV_ERROR(drm, "Failed to init AUX adapter for sor-%04x-%04x: %d\n", + dcbe->hasht, dcbe->hashm, ret); kfree(nv_connector); return ERR_PTR(ret); } - funcs = &nouveau_connector_funcs; - break; + fallthrough; default: funcs = &nouveau_connector_funcs; break; |