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| author | Tom Lendacky <thomas.lendacky@amd.com> | 2023-09-07 13:48:42 -0500 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-09-15 18:29:45 +0800 |
| commit | 949a0c8dd3c257730ef7205be759e4bc6cf49cea (patch) | |
| tree | 26d40648a649445f48d666582703318d505dc1cb /drivers/crypto/ccp/sp-dev.h | |
| parent | b58a36008bfa1aadf55f516bcbfae40c779eb54b (diff) | |
| download | lwn-949a0c8dd3c257730ef7205be759e4bc6cf49cea.tar.gz lwn-949a0c8dd3c257730ef7205be759e4bc6cf49cea.zip | |
crypto: ccp - Move direct access to some PSP registers out of TEE
With the PSP mailbox registers supporting more than just TEE, access to
them must be maintained and serialized by the PSP device support. Remove
TEE support direct access and create an interface in the PSP support
where the register access can be controlled/serialized.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Rijo Thomas <Rijo-john.Thomas@amd.com>
Tested-by: Rijo Thomas <Rijo-john.Thomas@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccp/sp-dev.h')
| -rw-r--r-- | drivers/crypto/ccp/sp-dev.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/crypto/ccp/sp-dev.h b/drivers/crypto/ccp/sp-dev.h index 2329ad524b49..c4e125efe6c7 100644 --- a/drivers/crypto/ccp/sp-dev.h +++ b/drivers/crypto/ccp/sp-dev.h @@ -71,6 +71,9 @@ struct psp_vdata { const struct sev_vdata *sev; const struct tee_vdata *tee; const struct platform_access_vdata *platform_access; + const unsigned int cmdresp_reg; + const unsigned int cmdbuff_addr_lo_reg; + const unsigned int cmdbuff_addr_hi_reg; const unsigned int feature_reg; const unsigned int inten_reg; const unsigned int intsts_reg; |