From: Eric Biggers <ebiggers@kernel.org>
To: Jerry Shih <jerry.shih@sifive.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>,
palmer@dabbelt.com, Albert Ou <aou@eecs.berkeley.edu>,
herbert@gondor.apana.org.au, davem@davemloft.net,
andy.chiu@sifive.com, greentime.hu@sifive.com,
conor.dooley@microchip.com, guoren@kernel.org,
bjorn@rivosinc.com, heiko@sntech.de, ardb@kernel.org,
phoebe.chen@sifive.com, hongrong.hsu@sifive.com,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-crypto@vger.kernel.org
Subject: Re: [PATCH 06/12] RISC-V: crypto: add accelerated AES-CBC/CTR/ECB/XTS implementations
Date: Mon, 20 Nov 2023 11:28:02 -0800 [thread overview]
Message-ID: <20231120192802.GB964@sol.localdomain> (raw)
In-Reply-To: <267FDF51-7720-40AC-9416-B5361C45393B@sifive.com>
On Mon, Nov 20, 2023 at 10:47:29AM +0800, Jerry Shih wrote:
> > There's no fallback for !crypto_simd_usable() here. I really like it this way.
> > However, for it to work (for skciphers and aeads), RISC-V needs to allow the
> > vector registers to be used in softirq context. Is that already the case?
>
> I turn to use simd skcipher interface. More details will be in the v2 patch set.
Thanks. Later, I suspect that we'll want to make the vector unit usable in
softirq context directly. But for now I suppose the SIMD helper is tolerable.
- Eric
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next prev parent reply other threads:[~2023-11-20 19:28 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-25 18:36 [PATCH 00/12] RISC-V: provide some accelerated cryptography implementations using vector extensions Jerry Shih
2023-10-25 18:36 ` [PATCH 01/12] RISC-V: add helper function to read the vector VLEN Jerry Shih
2023-10-25 18:36 ` [PATCH 02/12] RISC-V: hook new crypto subdir into build-system Jerry Shih
2023-10-25 18:36 ` [PATCH 03/12] RISC-V: crypto: add OpenSSL perl module for vector instructions Jerry Shih
2023-10-25 18:36 ` [PATCH 04/12] RISC-V: crypto: add Zvkned accelerated AES implementation Jerry Shih
2023-11-02 4:51 ` Eric Biggers
2023-11-20 2:53 ` Jerry Shih
2023-10-25 18:36 ` [PATCH 05/12] crypto: scatterwalk - Add scatterwalk_next() to get the next scatterlist in scatter_walk Jerry Shih
2023-10-25 18:36 ` [PATCH 06/12] RISC-V: crypto: add accelerated AES-CBC/CTR/ECB/XTS implementations Jerry Shih
2023-11-02 5:16 ` Eric Biggers
2023-11-07 8:53 ` Jerry Shih
2023-11-09 7:16 ` Eric Biggers
2023-11-10 3:58 ` Jerry Shih
2023-11-10 4:34 ` Eric Biggers
2023-11-10 4:58 ` Andy Chiu
2023-11-10 5:44 ` Eric Biggers
2023-11-11 11:08 ` Ard Biesheuvel
2023-11-11 17:52 ` Eric Biggers
2023-11-20 2:47 ` Jerry Shih
2023-11-20 19:28 ` Eric Biggers [this message]
2023-11-22 1:14 ` Eric Biggers
2023-11-27 2:52 ` Jerry Shih
2023-11-09 8:05 ` Eric Biggers
2023-11-10 4:06 ` Jerry Shih
2023-11-20 2:36 ` Jerry Shih
2023-10-25 18:36 ` [PATCH 07/12] RISC-V: crypto: add Zvkg accelerated GCM GHASH implementation Jerry Shih
2023-11-22 1:42 ` Eric Biggers
2023-11-27 2:49 ` Jerry Shih
2023-10-25 18:36 ` [PATCH 08/12] RISC-V: crypto: add Zvknha/b accelerated SHA224/256 implementations Jerry Shih
2023-10-25 18:36 ` [PATCH 09/12] RISC-V: crypto: add Zvknhb accelerated SHA384/512 implementations Jerry Shih
2023-11-22 1:32 ` Eric Biggers
2023-11-27 2:50 ` Jerry Shih
2023-10-25 18:36 ` [PATCH 10/12] RISC-V: crypto: add Zvksed accelerated SM4 implementation Jerry Shih
2023-11-02 5:58 ` Eric Biggers
2023-11-20 2:55 ` Jerry Shih
2023-10-25 18:36 ` [PATCH 11/12] RISC-V: crypto: add Zvksh accelerated SM3 implementation Jerry Shih
2023-10-25 18:36 ` [PATCH 12/12] RISC-V: crypto: add Zvkb accelerated ChaCha20 implementation Jerry Shih
2023-11-02 5:43 ` Eric Biggers
2023-11-20 2:55 ` Jerry Shih
2023-11-20 19:18 ` Eric Biggers
2023-11-21 10:55 ` Jerry Shih
2023-11-21 13:14 ` Conor Dooley
2023-11-21 23:37 ` Eric Biggers
2023-11-22 0:39 ` Conor Dooley
2023-11-22 17:37 ` Jerry Shih
2023-11-22 18:05 ` Palmer Dabbelt
2023-11-22 18:20 ` Conor Dooley
2023-11-22 19:05 ` Jerry Shih
2023-11-22 1:29 ` Eric Biggers
2023-11-27 2:14 ` Jerry Shih
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