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Subject[PATCH 3.16 197/346] drm/radeon: fix radeon_move_blit on 32bit systems
3.16.39-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Christian König <christian.koenig@amd.com>

commit 13f479b9df4e2bbf2d16e7e1b02f3f55f70e2455 upstream.

This bug seems to be present for a very long time.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/gpu/drm/radeon/radeon_ttm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -232,8 +232,8 @@ static int radeon_move_blit(struct ttm_b

rdev = radeon_get_rdev(bo->bdev);
ridx = radeon_copy_ring_index(rdev);
- old_start = old_mem->start << PAGE_SHIFT;
- new_start = new_mem->start << PAGE_SHIFT;
+ old_start = (u64)old_mem->start << PAGE_SHIFT;
+ new_start = (u64)new_mem->start << PAGE_SHIFT;

switch (old_mem->mem_type) {
case TTM_PL_VRAM:
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