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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Lionel Debieve <lionel.debieve@foss.st.com>,
	Li kunyu <kunyu@nfschina.com>,
	davem@davemloft.net, linux-arm-kernel@lists.infradead.org,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-stm32@st-md-mailman.stormreply.com,
	mcoquelin.stm32@gmail.com
Subject: Re: [v3 PATCH] crypto: stm32 - Save and restore between each request
Date: Tue, 28 Feb 2023 16:58:17 +0800	[thread overview]
Message-ID: <Y/3CKeJRLvJyK5xk@gondor.apana.org.au> (raw)
In-Reply-To: <CACRpkdb3xVYspjHTZ+z8Xh0mgd+Ht3VCA_F6xon90gyK-bdPhQ@mail.gmail.com>

On Mon, Feb 27, 2023 at 10:28:36PM +0100, Linus Walleij wrote:
> I am confused by the use of the state flag HASH_FLAGS_INIT in this
> driver.

Sorry, I was simply reusing that bit because it isn't currently
used by rctx.

Its meaning with respect to hdev is unchanged.  It keeps track of
whether the hardware state has been initalised, either through
stm32_hash_write_ctrl or by import.

Its use with rctx is new (this bit was previously unused).  The
intended meaning is that the ahash_request has received a non-
zero update.

Could you enable DEBUG and see what the dev_dbg statements print
out?

Thanks,
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

  reply	other threads:[~2023-02-28  8:58 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-24 21:50 [PATCH] stm32: stm32-hash: Add kmalloc_array allocation check Li kunyu
2023-02-23  6:00 ` Herbert Xu
2023-02-24 23:14   ` Li kunyu
2023-02-23  9:33     ` Herbert Xu
2023-02-23  9:52       ` Linus Walleij
2023-02-23 10:10         ` [PATCH] crypto: stm32 - Save and restore between each request Herbert Xu
2023-02-24  5:51           ` [v2 PATCH] " Herbert Xu
2023-02-25  0:01             ` Linus Walleij
2023-02-25  2:26               ` Li kunyu
2023-02-25 23:15               ` Linus Walleij
2023-02-27 10:39             ` [v3 " Herbert Xu
2023-02-27 21:17               ` Linus Walleij
2023-02-27 21:28                 ` Linus Walleij
2023-02-28  8:58                   ` Herbert Xu [this message]
2023-02-28  9:12                 ` Herbert Xu
2023-02-28  9:23                   ` Herbert Xu
2023-02-28  9:48                     ` [v4 " Herbert Xu
2023-02-28 20:50                       ` Linus Walleij
2023-03-01  1:30                         ` Herbert Xu
2023-03-01  1:36                         ` Herbert Xu
2023-03-01  1:46                           ` Herbert Xu
2023-03-01 12:22                           ` Linus Walleij
2023-03-02  1:16                             ` Herbert Xu
2023-03-02  6:04                             ` Herbert Xu
2023-03-04  9:34                               ` [v5 PATCH 0/7] " Herbert Xu
2023-03-04  9:37                                 ` [v5 PATCH 1/7] crypto: stm32 - Save 54 CSR registers Herbert Xu
2023-03-05 21:48                                   ` Linus Walleij
2023-03-04  9:37                                 ` [v5 PATCH 2/7] crypto: stm32 - Move polling into do_one_request Herbert Xu
2023-03-05 21:51                                   ` Linus Walleij
2023-03-04  9:37                                 ` [v5 PATCH 3/7] crypto: stm32 - Simplify finup Herbert Xu
2023-03-05 22:08                                   ` Linus Walleij
2023-03-06  4:37                                     ` Herbert Xu
2023-03-04  9:37                                 ` [v5 PATCH 4/7] crypto: stm32 - Remove unused hdev->err field Herbert Xu
2023-03-05 22:11                                   ` Linus Walleij
2023-03-04  9:37                                 ` [v5 PATCH 5/7] crypto: stm32 - Move hash state into separate structure Herbert Xu
2023-03-04  9:37                                 ` [v5 PATCH 6/7] crypto: stm32 - Remove unused HASH_FLAGS_ERRORS Herbert Xu
2023-03-04  9:37                                 ` [v5 PATCH 7/7] crypto: stm32 - Save and restore between each request Herbert Xu
2023-03-06  4:41                                 ` [v6 PATCH 0/7] " Herbert Xu
2023-03-06  4:41                                   ` [v5 PATCH 1/7] crypto: stm32 - Save 54 CSR registers Herbert Xu
2023-03-06  4:42                                   ` [v5 PATCH 2/7] crypto: stm32 - Move polling into do_one_request Herbert Xu
2023-03-06  4:42                                   ` [v5 PATCH 3/7] crypto: stm32 - Simplify finup Herbert Xu
2023-03-06  8:28                                     ` Linus Walleij
2023-03-06  4:42                                   ` [v5 PATCH 4/7] crypto: stm32 - Remove unused hdev->err field Herbert Xu
2023-03-06  4:42                                   ` [v5 PATCH 5/7] crypto: stm32 - Move hash state into separate structure Herbert Xu
2023-03-06  9:59                                     ` Linus Walleij
2023-03-06  4:42                                   ` [v5 PATCH 6/7] crypto: stm32 - Remove unused HASH_FLAGS_ERRORS Herbert Xu
2023-03-06 10:01                                     ` Linus Walleij
2023-03-06  4:42                                   ` [v5 PATCH 7/7] crypto: stm32 - Save and restore between each request Herbert Xu
2023-03-06 10:08                                     ` Linus Walleij
2023-03-07 10:10                                       ` Herbert Xu
2023-03-07 15:31                                         ` Linus Walleij
2023-03-08  3:23                                           ` Herbert Xu
2023-03-08  3:40                                             ` Herbert Xu
2023-03-08  3:52                                               ` Herbert Xu
2023-03-08  9:05                                               ` Linus Walleij
2023-03-08  9:13                                                 ` Herbert Xu
2023-03-08 10:10                                                 ` Herbert Xu
2023-03-08 10:19                                                   ` Herbert Xu
2023-03-08 21:19                                                     ` Linus Walleij
2023-03-09  5:58                                                       ` Herbert Xu
2023-03-09  7:35                                                         ` Linus Walleij
2023-03-09  9:59                                                           ` Herbert Xu
2023-03-09 22:19                                                           ` David Laight
2023-03-10  8:07                                                             ` Linus Walleij
2023-03-07 13:55                                   ` [v6 PATCH 0/7] " lionel.debieve
2023-03-08  3:46                                     ` Herbert Xu
2023-03-11  9:08                                   ` [v7 PATCH 0/8] " Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 1/8] crypto: stm32 - Save 54 CSR registers Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 2/8] crypto: stm32 - Move polling into do_one_request Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 3/8] crypto: stm32 - Simplify finup Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 4/8] crypto: stm32 - Remove unused hdev->err field Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 5/8] crypto: stm32 - Move hash state into separate structure Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 6/8] crypto: stm32 - Remove unused HASH_FLAGS_ERRORS Herbert Xu
2023-03-11  9:09                                     ` [v7 PATCH 7/8] crypto: stm32 - Fix empty message processing Herbert Xu
2023-03-11 21:44                                       ` Linus Walleij
2023-03-11  9:09                                     ` [v7 PATCH 8/8] crypto: stm32 - Save and restore between each request Herbert Xu
2023-03-11 21:45                                       ` Linus Walleij
     [not found]                                       ` <e7cd1e8b-9ebc-ff6d-a8c4-1ccd11df6de1@foss.st.com>
2023-03-28  3:58                                         ` [Linux-stm32] " Herbert Xu

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