linux-kernel - [PATCH] crypto: ccp: Add support for TEE for PCI ID 0x14CA

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Message-ID: <20220928184506.13981-1-mario.limonciello@amd.com>
Date:   Wed, 28 Sep 2022 13:45:05 -0500
From:   Mario Limonciello <mario.limonciello@....com>
To:     <mario.limonciello@....com>,
        Tom Lendacky <thomas.lendacky@....com>,
        "John Allen" <john.allen@....com>
CC:     <stable@...r.kernel.org>,
        Rijo-john Thomas <Rijo-john.Thomas@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>
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@...r.kernel.org # 5.15+
Tested-by: Rijo-john Thomas <Rijo-john.Thomas@....com>
Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
 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