summary refs log tree commit diff
path: root/drivers
diff options
context:
space:
mode:
authorThomas Zimmermann <tzimmermann@suse.de>2019-12-04 14:34:35 +0100
committerThomas Zimmermann <tzimmermann@suse.de>2019-12-05 16:31:55 +0100
commitc0826f40c2255960983410e66a1ee44c43a524cd (patch)
treee74af171bdd7550f54642ed82dac79b6b597094b /drivers
parent9623ecb07f17b009e4021990b424bf9bbc5e199c (diff)
downloadlinux-c0826f40c2255960983410e66a1ee44c43a524cd.tar.gz
drm/mgag200: Debug-print unique revisions id on G200 SE
The behavior of MGA G200 SE depends on the rev id. Print the id when
debugging is enabled.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191204133435.17462-1-tzimmermann@suse.de
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/mgag200/mgag200_main.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c
index e1f900d78483..470fa641451a 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)