amd cryptographic coprocessor (ccp) driver - sev support · Supported

Maintainers

• M Ashish Kalra <ashish.kalra@amd.com>
• M Tom Lendacky <thomas.lendacky@amd.com>

Paths

• F drivers/crypto/ccp/sev*
• F include/uapi/linux/psp-sev.h

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on linux-coco (capped at 30), ordered by date desc.

• [PATCH kernel v3 2/4] psp-sev: Assign numbers to all status codes and add new
  2025-12-02 · Alexey Kardashevskiy <hidden>
• [PATCH kernel 3/6] psp-sev: Assign numbers to all status codes and add new
  2025-11-11 · Alexey Kardashevskiy <hidden>
• [PATCH] crypto: ccp: Fix uAPI definitions of PSP errors
  2025-03-08 · Alexey Kardashevskiy <hidden>
• [RFC PATCH v2 09/22] crypto/ccp: Implement SEV TIO firmware interface
  2025-02-18 · Alexey Kardashevskiy <hidden>
• [RFC PATCH v2 05/22] crypto: ccp: Enable SEV-TIO feature in the PSP when supported
  2025-02-18 · Alexey Kardashevskiy <hidden>
• [PATCH v6 4/8] crypto: ccp: Fix uapi definitions of PSP errors
  2024-11-12 · Dionna Glaze <hidden>
• [PATCH v5 04/10] crypto: ccp: Fix uapi definitions of PSP errors
  2024-11-07 · Dionna Glaze <hidden>
• [RFC PATCH 06/21] crypto: ccp: Enable SEV-TIO feature in the PSP when supported
  2024-08-23 · Alexey Kardashevskiy <hidden>
• [PATCH v15 20/20] crypto: ccp: Add the SNP_VLEK_LOAD command
  2024-05-01 · Michael Roth <hidden>
• [PATCH v14 21/22] crypto: ccp: Add the SNP_{PAUSE,RESUME}_ATTESTATION commands
  2024-04-21 · Michael Roth <hidden>
• [PATCH v14 20/22] crypto: ccp: Add the SNP_VLEK_LOAD command
  2024-04-21 · Michael Roth <hidden>
• [PATCH v13 25/26] crypto: ccp: Add the SNP_{PAUSE,RESUME}_ATTESTATION commands
  2024-04-18 · Michael Roth <hidden>
• [PATCH v13 24/26] crypto: ccp: Add the SNP_VLEK_LOAD command
  2024-04-18 · Michael Roth <hidden>
• [PATCH v12 28/29] crypto: ccp: Add the SNP_{PAUSE,RESUME}_ATTESTATION commands
  2024-03-29 · Michael Roth <hidden>
• [PATCH v12 27/29] crypto: ccp: Add the SNP_VLEK_LOAD command
  2024-03-29 · Michael Roth <hidden>
• [PATCH v2 25/25] crypto: ccp: Add the SNP_SET_CONFIG command
  2024-01-26 · Michael Roth <hidden>
• [PATCH v2 24/25] crypto: ccp: Add the SNP_COMMIT command
  2024-01-26 · Michael Roth <hidden>
• [PATCH v2 23/25] crypto: ccp: Add the SNP_PLATFORM_STATUS command
  2024-01-26 · Michael Roth <hidden>
• [PATCH v2 12/25] crypto: ccp: Define the SEV-SNP commands
  2024-01-26 · Michael Roth <hidden>
• [PATCH v11 34/35] crypto: ccp: Add the SNP_SET_CONFIG_{START,END} commands
  2023-12-30 · Michael Roth <hidden>
• [PATCH v1 26/26] crypto: ccp: Add the SNP_SET_CONFIG command
  2023-12-30 · Michael Roth <hidden>
• [PATCH v1 25/26] crypto: ccp: Add the SNP_COMMIT command
  2023-12-30 · Michael Roth <hidden>
• [PATCH v1 24/26] crypto: ccp: Add the SNP_PLATFORM_STATUS command
  2023-12-30 · Michael Roth <hidden>
• [PATCH v1 12/26] crypto: ccp: Define the SEV-SNP commands
  2023-12-30 · Michael Roth <hidden>
• [PATCH v7 6/7] virt: sevguest: Add TSM_REPORTS support for SNP_GET_EXT_REPORT
  2023-10-20 · Dan Williams <hidden>
• [PATCH v10 46/50] crypto: ccp: Add the SNP_{SET,GET}_EXT_CONFIG command
  2023-10-16 · Michael Roth <hidden>
• [PATCH v10 19/50] crypto: ccp: Add the SNP_PLATFORM_STATUS command
  2023-10-16 · Michael Roth <hidden>
• [PATCH v10 13/50] crypto: ccp: Define the SEV-SNP commands
  2023-10-16 · Michael Roth <hidden>
• [PATCH RFC v9 48/51] crypto: ccp: Add the SNP_{SET,GET}_EXT_CONFIG command
  2023-06-12 · Michael Roth <hidden>
• [PATCH RFC v9 22/51] crypto: ccp: Add the SNP_PLATFORM_STATUS command
  2023-06-12 · Michael Roth <hidden>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• [PATCH kernel 3/6] psp-sev: Assign numbers to all status codes and add new
  2025-11-11 · Alexey Kardashevskiy <hidden>
• [PATCH kernel v3 2/4] psp-sev: Assign numbers to all status codes and add new
  2025-12-02 · Alexey Kardashevskiy <hidden>