From: Ashish Kalra Date: Mon, 21 Jul 2025 14:12:32 +0000 (+0000) Subject: crypto: ccp - New bit-field definitions for SNP_PLATFORM_STATUS command X-Git-Tag: v6.18-rc1~84^2~77 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=450bbe43ef90a213d66fac1def64050d9d9ada8e;p=thirdparty%2Fkernel%2Flinux.git crypto: ccp - New bit-field definitions for SNP_PLATFORM_STATUS command Define new bit-field definitions returned by SNP_PLATFORM_STATUS command such as new capabilities like SNP_FEATURE_INFO command availability, ciphertext hiding enabled and capability. Reviewed-by: Tom Lendacky Signed-off-by: Ashish Kalra Reviewed-by: Kim Phillips Signed-off-by: Herbert Xu --- diff --git a/include/uapi/linux/psp-sev.h b/include/uapi/linux/psp-sev.h index eeb20dfb1fdaa..c2fd324623c4c 100644 --- a/include/uapi/linux/psp-sev.h +++ b/include/uapi/linux/psp-sev.h @@ -185,6 +185,10 @@ struct sev_user_data_get_id2 { * @mask_chip_id: whether chip id is present in attestation reports or not * @mask_chip_key: whether attestation reports are signed or not * @vlek_en: VLEK (Version Loaded Endorsement Key) hashstick is loaded + * @feature_info: whether SNP_FEATURE_INFO command is available + * @rapl_dis: whether RAPL is disabled + * @ciphertext_hiding_cap: whether platform has ciphertext hiding capability + * @ciphertext_hiding_en: whether ciphertext hiding is enabled * @rsvd1: reserved * @guest_count: the number of guest currently managed by the firmware * @current_tcb_version: current TCB version @@ -200,7 +204,11 @@ struct sev_user_data_snp_status { __u32 mask_chip_id:1; /* Out */ __u32 mask_chip_key:1; /* Out */ __u32 vlek_en:1; /* Out */ - __u32 rsvd1:29; + __u32 feature_info:1; /* Out */ + __u32 rapl_dis:1; /* Out */ + __u32 ciphertext_hiding_cap:1; /* Out */ + __u32 ciphertext_hiding_en:1; /* Out */ + __u32 rsvd1:25; __u32 guest_count; /* Out */ __u64 current_tcb_version; /* Out */ __u64 reported_tcb_version; /* Out */