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AMD SEV TIO though leaves it to the host OS. Mistakenly stream ID is hard coded to be the same as a traffic class. Use the host bridge stream index for a newly allocated stream ID. Fixes: 4be423572da1 ("crypto/ccp: Implement SEV-TIO PCIe IDE (phase1)") Signed-off-by: Alexey Kardashevskiy Acked-by: Alexey Kardashevskiy --- drivers/crypto/ccp/sev-dev-tsm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/crypto/ccp/sev-dev-tsm.c b/drivers/crypto/ccp/sev-dev-= tsm.c index 7407b77c2ef2..40d02adaf3f6 100644 --- a/drivers/crypto/ccp/sev-dev-tsm.c +++ b/drivers/crypto/ccp/sev-dev-tsm.c @@ -198,8 +198,7 @@ static int stream_alloc(struct pci_dev *pdev, struct pc= i_ide **ide, if (!ide1) return -EFAULT; =20 - /* Blindly assign streamid=3D0 to TC=3D0, and so on */ - ide1->stream_id =3D tc; + ide1->stream_id =3D ide1->host_bridge_stream; =20 ide[tc] =3D ide1; =20 --=20 2.52.0