diff options
| author | Rijo Thomas <Rijo-john.Thomas@amd.com> | 2019-12-04 11:49:01 +0530 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-12-20 14:58:32 +0800 |
| commit | f100ab62b68922c343a8efc84e83d2275c1ade47 (patch) | |
| tree | 12e3b12da3fbbd0284c26f1a6b43c6087a8d2800 /drivers/crypto/ccp/sp-pci.c | |
| parent | 6eb0cc72bcbe9cc5b9ccd41d7226929767e41311 (diff) | |
crypto: ccp - check whether PSP supports SEV or TEE before initialization
Read PSP feature register to check for TEE (Trusted Execution Environment)
support.
If neither SEV nor TEE is supported by PSP, then skip PSP initialization.
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Jens Wiklander <jens.wiklander@linaro.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Co-developed-by: Devaraj Rangasamy <Devaraj.Rangasamy@amd.com>
Signed-off-by: Devaraj Rangasamy <Devaraj.Rangasamy@amd.com>
Signed-off-by: Rijo Thomas <Rijo-john.Thomas@amd.com>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/sp-pci.c')
0 files changed, 0 insertions, 0 deletions