linux-kernel - [PATCH v4 5/8] crypto: ccp: Enable platform access interface on client PSP parts

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230310211954.2490-6-mario.limonciello@amd.com>
Date:   Fri, 10 Mar 2023 15:19:48 -0600
From:   Mario Limonciello <mario.limonciello@....com>
To:     Jan Dąbroś <jsd@...ihalf.com>,
        Grzegorz Bernacki <gjb@...ihalf.com>,
        <Rijo-john.Thomas@....com>, <Thomas.Lendacky@....com>,
        <herbert@...dor.apana.org.au>,
        Tom Lendacky <thomas.lendacky@....com>,
        "John Allen" <john.allen@....com>
CC:     <Felix.Held@....com>,
        Mario Limonciello <mario.limonciello@....com>,
        "David S. Miller" <davem@...emloft.net>,
        <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v4 5/8] crypto: ccp: Enable platform access interface on client PSP parts

Client PSP parts support the platform access interface. Add
the register offsets so that client parts will initialize this
interface.

Acked-by: Tom Lendacky <thomas.lendacky@....com>
Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
v3->v4:
 * Pick up tags
---
 drivers/crypto/ccp/sp-pci.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c
index cde33b2ac71b..18aa902eb5ce 100644
--- a/drivers/crypto/ccp/sp-pci.c
+++ b/drivers/crypto/ccp/sp-pci.c
@@ -361,6 +361,12 @@ static const struct tee_vdata teev1 = {
 	.ring_rptr_reg          = 0x10554,	/* C2PMSG_21 */
 };
 
+static const struct platform_access_vdata pa_v1 = {
+	.cmdresp_reg		= 0x10570,	/* C2PMSG_28 */
+	.cmdbuff_addr_lo_reg	= 0x10574,	/* C2PMSG_29 */
+	.cmdbuff_addr_hi_reg	= 0x10578,	/* C2PMSG_30 */
+};
+
 static const struct psp_vdata pspv1 = {
 	.sev			= &sevv1,
 	.feature_reg		= 0x105fc,	/* C2PMSG_63 */
@@ -377,6 +383,7 @@ static const struct psp_vdata pspv2 = {
 
 static const struct psp_vdata pspv3 = {
 	.tee			= &teev1,
+	.platform_access	= &pa_v1,
 	.feature_reg		= 0x109fc,	/* C2PMSG_63 */
 	.inten_reg		= 0x10690,	/* P2CMSG_INTEN */
 	.intsts_reg		= 0x10694,	/* P2CMSG_INTSTS */
-- 
2.34.1