[PATCH 03/25] drm/radeon/kms: update display watermark calculations for DCE5

Alex Deucher alexdeucher at gmail.com
Thu Jan 6 18:19:13 PST 2011


Signed-off-by: Alex Deucher <alexdeucher at gmail.com>
---
 drivers/gpu/drm/radeon/evergreen.c |   20 ++++++++++++++++----
 1 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index b5bc7d0..9c990c3 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;
 	}
 }
 
-- 
1.7.1.1



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