export RK_PA3

hc

2024-02-19 151fecfb72a0d602dfe79790602ef64b4e241574

 kernel/include/uapi/linux/psp-sev.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
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 /*
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  * Userspace interface for AMD Secure Encrypted Virtualization (SEV)
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  * platform management commands.
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@@ -6,12 +7,7 @@
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  *
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  * Author: Brijesh Singh <brijesh.singh@amd.com>
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  *
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- * SEV spec 0.14 is available at:
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- * http://support.amd.com/TechDocs/55766_SEV-KM%20API_Specification.pdf
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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+ * SEV API specification is available at: https://developer.amd.com/sev/
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  */
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 #ifndef __PSP_SEV_USER_H__
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@@ -30,7 +26,8 @@
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 	SEV_PDH_GEN,
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 	SEV_PDH_CERT_EXPORT,
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 	SEV_PEK_CERT_IMPORT,
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-	SEV_GET_ID,
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+	SEV_GET_ID,	/* This command is deprecated, use SEV_GET_ID2 */
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+	SEV_GET_ID2,
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 	SEV_MAX,
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 };
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@@ -61,6 +58,9 @@
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 	SEV_RET_HWSEV_RET_PLATFORM,
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 	SEV_RET_HWSEV_RET_UNSAFE,
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 	SEV_RET_UNSUPPORTED,
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+	SEV_RET_INVALID_PARAM,
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+	SEV_RET_RESOURCE_LIMIT,
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+	SEV_RET_SECURE_DATA_INVALID,
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 	SEV_RET_MAX,
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 } sev_ret_code;
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@@ -82,6 +82,8 @@
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 	__u8 build;				/* Out */
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 	__u32 guest_count;			/* Out */
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 } __packed;
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+
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+#define SEV_STATUS_FLAGS_CONFIG_ES	0x0100
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 /**
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  * struct sev_user_data_pek_csr - PEK_CSR command parameters
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@@ -125,7 +127,7 @@
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 } __packed;
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 /**
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- * struct sev_user_data_get_id - GET_ID command parameters
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+ * struct sev_user_data_get_id - GET_ID command parameters (deprecated)
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  *
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  * @socket1: Buffer to pass unique ID of first socket
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  * @socket2: Buffer to pass unique ID of second socket
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@@ -136,6 +138,16 @@
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 } __packed;
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 /**
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+ * struct sev_user_data_get_id2 - GET_ID command parameters
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+ * @address: Buffer to store unique ID
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+ * @length: length of the unique ID
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+ */
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+struct sev_user_data_get_id2 {
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+	__u64 address;				/* In */
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+	__u32 length;				/* In/Out */
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+} __packed;
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+
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+/**
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  * struct sev_issue_cmd - SEV ioctl parameters
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  *
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  * @cmd: SEV commands to execute