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authorNoralf Trønnes <noralf@tronnes.org>2017-01-22 21:11:09 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2017-01-24 13:00:22 +0300
commita4405b567eb9d29bc4ff911b9377077a94663f57 (patch)
tree196f32634d1890a03d13e8ea2d21bd7b0fd08fde /drivers/gpu/drm
parentb46b54a55841ceaba8097460dfa8e65435872c0e (diff)
downloadlinux-a4405b567eb9d29bc4ff911b9377077a94663f57.tar.xz
drm/fb-cma-helper: Add drm_fbdev_cma_set_suspend_unlocked()
Add a CMA version of drm_fb_helper_set_suspend_unlocked(). Cc: laurent.pinchart@ideasonboard.com Signed-off-by: Noralf Trønnes <noralf@tronnes.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20170122181117.8210-2-noralf@tronnes.org
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/drm_fb_cma_helper.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
index 4364abfb6a71..0ef8b284a4b8 100644
--- a/drivers/gpu/drm/drm_fb_cma_helper.c
+++ b/drivers/gpu/drm/drm_fb_cma_helper.c
@@ -622,3 +622,21 @@ void drm_fbdev_cma_set_suspend(struct drm_fbdev_cma *fbdev_cma, int state)
drm_fb_helper_set_suspend(&fbdev_cma->fb_helper, state);
}
EXPORT_SYMBOL(drm_fbdev_cma_set_suspend);
+
+/**
+ * drm_fbdev_cma_set_suspend_unlocked - wrapper around
+ * drm_fb_helper_set_suspend_unlocked
+ * @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_unlocked(struct drm_fbdev_cma *fbdev_cma,
+ int state)
+{
+ if (fbdev_cma)
+ drm_fb_helper_set_suspend_unlocked(&fbdev_cma->fb_helper,
+ state);
+}
+EXPORT_SYMBOL(drm_fbdev_cma_set_suspend_unlocked);