[PATCH 6/8] drm/vc4: use drm_for_each_connector_iter()

[Gustavo Padovan]

From: Gustavo Padovan <gustavo.padovan at collabora.com>

Drop legacy drm_for_each_connector() in favor of the race-free
drm_for_each_connector_iter().

Cc: Eric Anholt <eric at anholt.net>
Signed-off-by: Gustavo Padovan <gustavo.padovan at collabora.com>

---
only built-tested!
---
 drivers/gpu/drm/vc4/vc4_crtc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index d86c8cc..feee83a 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -359,12 +359,15 @@ static u32 vc4_get_fifo_full_level(u32 format)
 static struct drm_encoder *vc4_get_crtc_encoder(struct drm_crtc *crtc)
 {
 	struct drm_connector *connector;
+	struct drm_connector_list_iter conn_iter;
 
-	drm_for_each_connector(connector, crtc->dev) {
+	drm_connector_list_iter_begin(crtc->dev, &conn_iter);
+	drm_for_each_connector_iter(connector, &conn_iter) {
 		if (connector->state->crtc == crtc) {
 			return connector->encoder;
 		}
 	}
+	drm_connector_list_iter_end(&conn_iter);
 
 	return NULL;
 }
-- 
2.9.3