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drm/nouveau/kms/nv50-: Move AUX adapter reg to connector late register/early unregister

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Since AUX adapters on nouveau have their respective DRM connectors as
parents, we need to make sure that we register then after their connectors.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210423184309.207645-3-lyude@redhat.com
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Lyude Paul 2021-04-23 14:42:54 -04:00
parent eaf8974ea2
commit fd43ad9d47
1 changed files with 20 additions and 5 deletions
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25
drivers/gpu/drm/nouveau/nouveau_connector.c
View file

@ -401,7 +401,6 @@ 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);
@ -905,13 +904,29 @@ 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);
}
@ -1343,14 +1358,14 @@ nouveau_connector_create(struct drm_device *dev,
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;