drm: Push dirtyfb ioctl kms locking down to drivers

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / gpu / drm / qxl / qxl_display.c

diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 5e827c2..b8f3bc7 100644 (file)
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -399,10 +399,14 @@ static int qxl_framebuffer_surface_dirty(struct drm_framebuffer *fb,
        struct qxl_bo *qobj;
        int inc = 1;
 
+       drm_modeset_lock_all(fb->dev);
+
        qobj = gem_to_qxl_bo(qxl_fb->obj);
        /* if we aren't primary surface ignore this */
-       if (!qobj->is_primary)
+       if (!qobj->is_primary) {
+               drm_modeset_unlock_all(fb->dev);
                return 0;
+       }
 
        if (!num_clips) {
                num_clips = 1;
@@ -417,6 +421,9 @@ static int qxl_framebuffer_surface_dirty(struct drm_framebuffer *fb,
 
        qxl_draw_dirty_fb(qdev, qxl_fb, qobj, flags, color,
                          clips, num_clips, inc);
+
+       drm_modeset_unlock_all(fb->dev);
+
        return 0;
 }