drm/tilcdc: Use drm_connector_has_possible_encoder()

Use drm_connector_has_possible_encoder() for checking
whether the encoder has an associated connector.

v2: Replace the drm_for_each_connector_encoder_ids() loop
    with a simple drm_connector_has_possible_encoder() call

Cc: Jyri Sarha <jsarha@ti.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180628131315.14156-10-ville.syrjala@linux.intel.com
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Jyri Sarha <jsarha@ti.com>

diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.c b/drivers/gpu/drm/tilcdc/tilcdc_external.c
index d651bdd..b4eaf9b 100644 (file)
--- a/drivers/gpu/drm/tilcdc/tilcdc_external.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_external.c
@@ -103,12 +103,11 @@ struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev,
                                                    struct drm_encoder *encoder)
 {
        struct drm_connector *connector;
-       int i;
 
-       list_for_each_entry(connector, &ddev->mode_config.connector_list, head)
-               for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++)
-                       if (connector->encoder_ids[i] == encoder->base.id)
-                               return connector;
+       list_for_each_entry(connector, &ddev->mode_config.connector_list, head) {
+               if (drm_connector_has_possible_encoder(connector, encoder))
+                       return connector;
+       }
 
        dev_err(ddev->dev, "No connector found for %s encoder (id %d)\n",
                encoder->name, encoder->base.id);