diff options
Diffstat (limited to 'drivers/gpu/drm/drm_connector.c')
| -rw-r--r-- | drivers/gpu/drm/drm_connector.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 7387c0377e51..5ada0640de5a 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -331,6 +331,29 @@ int drm_mode_connector_attach_encoder(struct drm_connector *connector, } EXPORT_SYMBOL(drm_mode_connector_attach_encoder); +/** + * drm_connector_has_possible_encoder - check if the connector and encoder are assosicated with each other + * @connector: the connector + * @encoder: the encoder + * + * Returns: + * True if @encoder is one of the possible encoders for @connector. + */ +bool drm_connector_has_possible_encoder(struct drm_connector *connector, + struct drm_encoder *encoder) +{ + struct drm_encoder *enc; + int i; + + drm_connector_for_each_possible_encoder(connector, enc, i) { + if (enc == encoder) + return true; + } + + return false; +} +EXPORT_SYMBOL(drm_connector_has_possible_encoder); + static void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode) { |