Otherwise we may get stale data.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 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

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

Reply via email to