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path: root/drivers/gpu/drm/radeon/radeon_fence.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_fence.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_fence.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index b1f9a81b5d1..698a7ed3a6a 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -72,7 +72,11 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev)
bool wake = false;
unsigned long cjiffies;
- seq = RREG32(rdev->fence_drv.scratch_reg);
+ if (rdev->wb.enabled) {
+ u32 scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ seq = rdev->wb.wb[scratch_index/4];
+ } else
+ seq = RREG32(rdev->fence_drv.scratch_reg);
if (seq != rdev->fence_drv.last_seq) {
rdev->fence_drv.last_seq = seq;
rdev->fence_drv.last_jiffies = jiffies;