The wb buffer is in system memory, not vram so the flush
is useless.
Cc: Frank Min <frank....@amd.com>
Reviewed-by: Christian König <christian.koe...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 660704d..c76727b 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -313,7 +313,6 @@ static void sdma_v4_0_ring_set_wptr(struct amdgpu_ring
*ring)
offset =
adev->sdma.instance[i].poll_mem_offs;
atomic64_set((atomic64_t
*)&adev->wb.wb[offset],
(ring->wptr << 2));
- nbio_v6_1_hdp_flush(adev);
}
}
}
--
2.5.5
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