[PATCH 21/28] drm/vmwgfx: Reinstate the legacy display system dirty callback

[Thomas Hellstrom]

It somehow got lost in a rewrite.

Signed-off-by: Thomas Hellstrom <thellstrom at vmware.com>
Reviewed-by: Sinclair Yeh <syeh at vmware.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 06ff7c8..ae87e7e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -632,10 +632,13 @@ static int vmw_framebuffer_dmabuf_dirty(struct 
drm_framebuffer *framebuffer,
                                                  true,
                                                  NULL);
                break;
+       case vmw_du_legacy:
+               ret = vmw_kms_ldu_do_dmabuf_dirty(dev_priv, &vfbd->base, 0, 0,
+                                                 clips, num_clips, increment);
+               break;
        default:
-               ret = -ENOSYS;
-               WARN_ONCE(true,
-                         "Dirty called with invalid display system.\n");
+               ret = -EINVAL;
+               WARN_ONCE(true, "Dirty called with invalid display system.\n");
                break;
        }

-- 
2.1.0