[PATCH 1/8] drm/exynos: use drm_for_each_connector_iter()

[Gustavo Padovan]

From: Gustavo Padovan <gustavo.pado...@collabora.com>

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

Cc: Inki Dae <inki....@samsung.com>
Cc: Joonyoung Shim <jy0922.s...@samsung.com>
Signed-off-by: Gustavo Padovan <gustavo.pado...@collabora.com>

---
only built-tested!
---
 drivers/gpu/drm/exynos/exynos_drm_drv.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c 
b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 09d3c4c..db6ef2d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -177,12 +177,13 @@ static int exynos_drm_suspend(struct device *dev)
 {
        struct drm_device *drm_dev = dev_get_drvdata(dev);
        struct drm_connector *connector;
+       struct drm_connector_list_iter conn_iter;
 
        if (pm_runtime_suspended(dev) || !drm_dev)
                return 0;
 
-       drm_modeset_lock_all(drm_dev);
-       drm_for_each_connector(connector, drm_dev) {
+       drm_connector_list_iter_begin(drm_dev, &conn_iter);
+       drm_for_each_connector_iter(connector, &conn_iter) {
                int old_dpms = connector->dpms;
 
                if (connector->funcs->dpms)
@@ -191,7 +192,7 @@ static int exynos_drm_suspend(struct device *dev)
                /* Set the old mode back to the connector for resume */
                connector->dpms = old_dpms;
        }
-       drm_modeset_unlock_all(drm_dev);
+       drm_connector_list_iter_end(&conn_iter);
 
        return 0;
 }
@@ -200,12 +201,13 @@ static int exynos_drm_resume(struct device *dev)
 {
        struct drm_device *drm_dev = dev_get_drvdata(dev);
        struct drm_connector *connector;
+       struct drm_connector_list_iter conn_iter;
 
        if (pm_runtime_suspended(dev) || !drm_dev)
                return 0;
 
-       drm_modeset_lock_all(drm_dev);
-       drm_for_each_connector(connector, drm_dev) {
+       drm_connector_list_iter_begin(drm_dev, &conn_iter);
+       drm_for_each_connector_iter(connector, &conn_iter) {
                if (connector->funcs->dpms) {
                        int dpms = connector->dpms;
 
@@ -213,7 +215,7 @@ static int exynos_drm_resume(struct device *dev)
                        connector->funcs->dpms(connector, dpms);
                }
        }
-       drm_modeset_unlock_all(drm_dev);
+       drm_connector_list_iter_end(&conn_iter);
 
        return 0;
 }
-- 
2.9.3

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