From: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxx>
Drop legacy drm_for_each_connector() in favor of the race-free
drm_for_each_connector_iter()
Cc: Inki Dae <inki.dae@xxxxxxxxxxx>
Cc: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
Signed-off-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxx>
---
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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