From: Simon Ser Date: Mon, 17 Jul 2023 13:13:09 +0000 (+0000) Subject: drm/doc: add warning about connector_type_id stability X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f1bfcad68170497bc2132b52322d6314fe6b2120;p=linux.git drm/doc: add warning about connector_type_id stability Mention that the connector_type_id is not stable: it depends on driver and device probe order. Signed-off-by: Simon Ser Acked-by: Pekka Paalanen Acked-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20230717131305.616855-1-contact@emersion.fr --- diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index 92d96a2b67633..ea1b639bcb288 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -488,6 +488,9 @@ struct drm_mode_get_connector { * This is not an object ID. This is a per-type connector number. Each * (type, type_id) combination is unique across all connectors of a DRM * device. + * + * The (type, type_id) combination is not a stable identifier: the + * type_id can change depending on the driver probe order. */ __u32 connector_type_id;