drm/radeon/kms: update display watermark calculations for DCE5

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 16 insertions, 4 deletions

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index b5bc7d038fd9..9c990c3f877f 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -401,16 +401,28 @@ static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev,
         case 0:
         case 4:
         default:
-                return 3840 * 2;
+                if (ASIC_IS_DCE5(rdev))
+                        return 4096 * 2;
+                else
+                        return 3840 * 2;
         case 1:
         case 5:
-                return 5760 * 2;
+                if (ASIC_IS_DCE5(rdev))
+                        return 6144 * 2;
+                else
+                        return 5760 * 2;
         case 2:
         case 6:
-                return 7680 * 2;
+                if (ASIC_IS_DCE5(rdev))
+                        return 8192 * 2;
+                else
+                        return 7680 * 2;
         case 3:
         case 7:
-                return 1920 * 2;
+                if (ASIC_IS_DCE5(rdev))
+                        return 2048 * 2;
+                else
+                        return 1920 * 2;
         }
 }