linux-kernel - [PATCH 3/3] crypto: ccp - Add support for PCI device 0x156E

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Message-ID: <20230519032414.94247-4-mario.limonciello@amd.com>
Date:   Thu, 18 May 2023 22:24:14 -0500
From:   Mario Limonciello <mario.limonciello@....com>
To:     Tom Lendacky <thomas.lendacky@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>
CC:     John Allen <john.allen@....com>, <linux-crypto@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 3/3] crypto: ccp - Add support for PCI device 0x156E

From: John Allen <john.allen@....com>

Add a new CCP/PSP PCI device ID and new PSP register offsets.

Signed-off-by: John Allen <john.allen@....com>
---
 drivers/crypto/ccp/sp-pci.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c
index d0d70af0c4c0..b603ad9b8341 100644
--- a/drivers/crypto/ccp/sp-pci.c
+++ b/drivers/crypto/ccp/sp-pci.c
@@ -420,6 +420,14 @@ static const struct psp_vdata pspv5 = {
 	.intsts_reg		= 0x10514,	/* P2CMSG_INTSTS */
 };
 
+static const struct psp_vdata pspv6 = {
+	.sev                    = &sevv2,
+	.tee                    = &teev2,
+	.feature_reg            = 0x109fc,	/* C2PMSG_63 */
+	.inten_reg              = 0x10510,	/* P2CMSG_INTEN */
+	.intsts_reg             = 0x10514,	/* P2CMSG_INTSTS */
+};
+
 #endif
 
 static const struct sp_dev_vdata dev_vdata[] = {
@@ -478,6 +486,12 @@ static const struct sp_dev_vdata dev_vdata[] = {
 		.bar = 2,
 #ifdef CONFIG_CRYPTO_DEV_SP_PSP
 		.psp_vdata = &pspv5,
+#endif
+	},
+	{	/* 8 */
+		.bar = 2,
+#ifdef CONFIG_CRYPTO_DEV_SP_PSP
+		.psp_vdata = &pspv6,
 #endif
 	},
 };
@@ -491,6 +505,7 @@ static const struct pci_device_id sp_pci_table[] = {
 	{ PCI_VDEVICE(AMD, 0x15C7), (kernel_ulong_t)&dev_vdata[6] },
 	{ PCI_VDEVICE(AMD, 0x1649), (kernel_ulong_t)&dev_vdata[6] },
 	{ PCI_VDEVICE(AMD, 0x17E0), (kernel_ulong_t)&dev_vdata[7] },
+	{ PCI_VDEVICE(AMD, 0x156E), (kernel_ulong_t)&dev_vdata[8] },
 	/* Last entry must be zero */
 	{ 0, }
 };
-- 
2.34.1