RE: [PATCH] crypto: ccp: Add support for TEE for PCI ID 0x14CA

From: Limonciello, Mario
Date: Fri Oct 07 2022 - 16:24:14 EST


[Public]

> -----Original Message-----
> From: Limonciello, Mario <Mario.Limonciello@xxxxxxx>
> Sent: Wednesday, September 28, 2022 13:45
> To: Limonciello, Mario <Mario.Limonciello@xxxxxxx>; Lendacky, Thomas
> <Thomas.Lendacky@xxxxxxx>; Allen, John <John.Allen@xxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx; Thomas, Rijo-john <Rijo-
> john.Thomas@xxxxxxx>; Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>;
> David S. Miller <davem@xxxxxxxxxxxxx>; linux-crypto@xxxxxxxxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx
> Subject: [PATCH] crypto: ccp: Add support for TEE for PCI ID 0x14CA
>
> SoCs containing 0x14CA are present both in datacenter parts that
> support SEV as well as client parts that support TEE.
>
> Cc: stable@xxxxxxxxxxxxxxx # 5.15+
> Tested-by: Rijo-john Thomas <Rijo-john.Thomas@xxxxxxx>
> Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
> ---
> drivers/crypto/ccp/sp-pci.c | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c
> index 792d6da7f0c0..084d052fddcc 100644
> --- a/drivers/crypto/ccp/sp-pci.c
> +++ b/drivers/crypto/ccp/sp-pci.c
> @@ -381,6 +381,15 @@ static const struct psp_vdata pspv3 = {
> .inten_reg = 0x10690,
> .intsts_reg = 0x10694,
> };
> +
> +static const struct psp_vdata pspv4 = {
> + .sev = &sevv2,
> + .tee = &teev1,
> + .feature_reg = 0x109fc,
> + .inten_reg = 0x10690,
> + .intsts_reg = 0x10694,
> +};
> +
> #endif
>
> static const struct sp_dev_vdata dev_vdata[] = {
> @@ -426,7 +435,7 @@ static const struct sp_dev_vdata dev_vdata[] = {
> { /* 5 */
> .bar = 2,
> #ifdef CONFIG_CRYPTO_DEV_SP_PSP
> - .psp_vdata = &pspv2,
> + .psp_vdata = &pspv4,
> #endif
> },
> { /* 6 */
> --
> 2.34.1

Herbert,

I noticed you sent out the 6.1 PR already. So I Just wanted to make sure this
didn't get overlooked as it's already got a T-b/A-b.

Thanks!