From: lei he <helei.sig11@bytedance.com>

This patch supports the ECDSA algorithm for virtio-crypto.

V1 -> V2:
- explicitly specified an appropriate base commit.
- fixed the link error reported by kernel test robot <lkp@intl.com>.
- removed irrelevant commits.

V1:
- fixed the problem that the max_signature_size of ECDSA is
incorrectly calculated.
- make pkcs8_private_key_parser can identify ECDSA private keys.
- implement ECDSA algorithm for virtio-crypto device


lei he (4):
  crypto: fix the calculation of max_size for ECDSA
  crypto: pkcs8 parser support ECDSA private keys
  crypto: remove unused field in pkcs8_parse_context
  virtio-crypto: support ECDSA algorithm

 crypto/Kconfig                                |   1 +
 crypto/Makefile                               |   2 +
 crypto/akcipher.c                             |  10 +
 crypto/asymmetric_keys/pkcs8.asn1             |   2 +-
 crypto/asymmetric_keys/pkcs8_parser.c         |  46 +++-
 crypto/ecdsa.c                                |   3 +-
 crypto/ecdsa_helper.c                         |  45 +++
 drivers/crypto/virtio/Kconfig                 |   1 +
 .../virtio/virtio_crypto_akcipher_algs.c      | 259 ++++++++++++++++--
 include/crypto/internal/ecdsa.h               |  15 +
 include/linux/asn1_encoder.h                  |   2 +
 lib/asn1_encoder.c                            |   3 +-
 12 files changed, 361 insertions(+), 28 deletions(-)
 create mode 100644 crypto/ecdsa_helper.c
 create mode 100644 include/crypto/internal/ecdsa.h


base-commit: 018ab4fabddd94f1c96f3b59e180691b9e88d5d8
-- 
2.20.1