drm/rockchip: Use drm_fb_helper_lastclose() and _poll_changed()

This driver can use drm_fb_helper_lastclose() as its .lastclose callback.
It can also use drm_fb_helper_output_poll_changed() as its
.output_poll_changed callback.

Cc: Mark Yao <mark.yao@rock-chips.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20171205182504.41923-11-noralf@tronnes.org

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index 76d63de..d854314 100644 (file)
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -207,13 +207,6 @@ static void rockchip_drm_unbind(struct device *dev)
        drm_dev_unref(drm_dev);
 }
 
-static void rockchip_drm_lastclose(struct drm_device *dev)
-{
-       struct rockchip_drm_private *priv = dev->dev_private;
-
-       drm_fb_helper_restore_fbdev_mode_unlocked(&priv->fbdev_helper);
-}
-
 static const struct file_operations rockchip_drm_driver_fops = {
        .owner = THIS_MODULE,
        .open = drm_open,
@@ -228,7 +221,7 @@ static const struct file_operations rockchip_drm_driver_fops = {
 static struct drm_driver rockchip_drm_driver = {
        .driver_features        = DRIVER_MODESET | DRIVER_GEM |
                                  DRIVER_PRIME | DRIVER_ATOMIC,
-       .lastclose              = rockchip_drm_lastclose,
+       .lastclose              = drm_fb_helper_lastclose,
        .gem_vm_ops             = &drm_gem_cma_vm_ops,
        .gem_free_object_unlocked = rockchip_gem_free_object,
        .dumb_create            = rockchip_gem_dumb_create,

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index cd2ace0..e266539 100644 (file)
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -167,20 +167,13 @@ err_gem_object_unreference:
        return ERR_PTR(ret);
 }
 
-static void rockchip_drm_output_poll_changed(struct drm_device *dev)
-{
-       struct rockchip_drm_private *private = dev->dev_private;
-
-       drm_fb_helper_hotplug_event(&private->fbdev_helper);
-}
-
 static const struct drm_mode_config_helper_funcs rockchip_mode_config_helpers = {
        .atomic_commit_tail = drm_atomic_helper_commit_tail_rpm,
 };
 
 static const struct drm_mode_config_funcs rockchip_drm_mode_config_funcs = {
        .fb_create = rockchip_user_fb_create,
-       .output_poll_changed = rockchip_drm_output_poll_changed,
+       .output_poll_changed = drm_fb_helper_output_poll_changed,
        .atomic_check = drm_atomic_helper_check,
        .atomic_commit = drm_atomic_helper_commit,
 };