The behavior of MGA G200 SE depends on the rev id. Print the id when
debugging is enabled.

Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
---
 drivers/gpu/drm/mgag200/mgag200_main.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c 
b/drivers/gpu/drm/mgag200/mgag200_main.c
index e1bc5b0aa774..aeb7c10ded0d 100644
--- a/drivers/gpu/drm/mgag200/mgag200_main.c
+++ b/drivers/gpu/drm/mgag200/mgag200_main.c
@@ -118,8 +118,11 @@ static int mgag200_device_init(struct drm_device *dev,
                return -ENOMEM;
 
        /* stash G200 SE model number for later use */
-       if (IS_G200_SE(mdev))
+       if (IS_G200_SE(mdev)) {
                mdev->unique_rev_id = RREG32(0x1e24);
+               DRM_DEBUG("G200 SE unique revision id is 0x%x\n",
+                         mdev->unique_rev_id);
+       }
 
        ret = mga_vram_init(mdev);
        if (ret)
-- 
2.23.0

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