Otherwise we may get stale data.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index bc46a429b4dc..7991edf58123 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -151,10 +151,12 @@ psp_cmd_submit_buf(struct psp_context *psp,
return ret;
}
+ amdgpu_asic_invalidate_hdp(psp->adev, NULL);
while (*((unsigned int *)psp->fence_buf) != index) {
if (--timeout == 0)
break;
msleep(1);
+ amdgpu_asic_invalidate_hdp(psp->adev, NULL);
}
/* In some cases, psp response status is not 0 even there is no
--
2.20.1
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