drm/radeon/r6xx: fix DMA engine for ttm bo transfers

[profile/ivi/kernel-adaptation-intel-automotive.git] / drivers / gpu / drm / radeon / r600.c

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2aaf147..9f4ce5e 100644 (file)
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2636,8 +2636,8 @@ int r600_copy_dma(struct radeon_device *rdev,
 
        for (i = 0; i < num_loops; i++) {
                cur_size_in_dw = size_in_dw;
-               if (cur_size_in_dw > 0xFFFF)
-                       cur_size_in_dw = 0xFFFF;
+               if (cur_size_in_dw > 0xFFFE)
+                       cur_size_in_dw = 0xFFFE;
                size_in_dw -= cur_size_in_dw;
                radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_COPY, 0, 0, cur_size_in_dw));
                radeon_ring_write(ring, dst_offset & 0xfffffffc);