Commit f60770d6 authored by Alex Deucher's avatar Alex Deucher Committed by Greg Kroah-Hartman
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drm/amdgpu/hdp4.0: do a posting read when flushing HDP 



[ Upstream commit c9b8dcab ]

Need to read back to make sure the write goes through.

Cc: David Belanger <david.belanger@amd.com>
Reviewed-by: default avatarFrank Min <frank.min@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent a9cb2cc5
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