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path: root/drivers/gpu/drm/drm_fb_cma_helper.c
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Diffstat (limited to 'drivers/gpu/drm/drm_fb_cma_helper.c')
-rw-r--r--drivers/gpu/drm/drm_fb_cma_helper.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
index c0b0c718994a..1fd6eac1400c 100644
--- a/drivers/gpu/drm/drm_fb_cma_helper.c
+++ b/drivers/gpu/drm/drm_fb_cma_helper.c
@@ -596,3 +596,18 @@ void drm_fbdev_cma_hotplug_event(struct drm_fbdev_cma *fbdev_cma)
drm_fb_helper_hotplug_event(&fbdev_cma->fb_helper);
}
EXPORT_SYMBOL_GPL(drm_fbdev_cma_hotplug_event);
+
+/**
+ * drm_fbdev_cma_set_suspend - wrapper around drm_fb_helper_set_suspend
+ * @fbdev_cma: The drm_fbdev_cma struct, may be NULL
+ * @state: desired state, zero to resume, non-zero to suspend
+ *
+ * Calls drm_fb_helper_set_suspend, which is a wrapper around
+ * fb_set_suspend implemented by fbdev core.
+ */
+void drm_fbdev_cma_set_suspend(struct drm_fbdev_cma *fbdev_cma, int state)
+{
+ if (fbdev_cma)
+ drm_fb_helper_set_suspend(&fbdev_cma->fb_helper, state);
+}
+EXPORT_SYMBOL(drm_fbdev_cma_set_suspend);