drm/i915: use drm_for_each_connector_iter()

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

Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170511191049.28944-4-gustavo@padovan.org

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 6a037b8..e6e2670 100644 (file)
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -11216,6 +11216,7 @@ static bool check_digital_port_conflicts(struct drm_atomic_state *state)
 {
        struct drm_device *dev = state->dev;
        struct drm_connector *connector;
+       struct drm_connector_list_iter conn_iter;
        unsigned int used_ports = 0;
        unsigned int used_mst_ports = 0;
 
@@ -11224,7 +11225,8 @@ static bool check_digital_port_conflicts(struct drm_atomic_state *state)
         * list to detect the problem on ddi platforms
         * where there's just one encoder per digital port.
         */
-       drm_for_each_connector(connector, dev) {
+       drm_connector_list_iter_begin(dev, &conn_iter);
+       drm_for_each_connector_iter(connector, &conn_iter) {
                struct drm_connector_state *connector_state;
                struct intel_encoder *encoder;
 
@@ -11263,6 +11265,7 @@ static bool check_digital_port_conflicts(struct drm_atomic_state *state)
                        break;
                }
        }
+       drm_connector_list_iter_end(&conn_iter);
 
        /* can't mix MST and SST/HDMI on the same port */
        if (used_ports & used_mst_ports)