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Date:   Sun, 3 Jan 2021 09:07:32 +1100
From:   Herbert Xu <herbert@gondor.apana.org.au>
To:     Corentin Labbe <clabbe@baylibre.com>
Cc:     arnd@arndb.de, davem@davemloft.net, jernej.skrabec@siol.net,
        mripard@kernel.org, wens@csie.org,
        linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com
Subject: Re: [PATCH v4 0/8] crypto: sun4i-ss: prevent always fallback for
 ciphers
Message-ID: <20210102220732.GK12767@gondor.apana.org.au>
References: <20201214200232.17357-1-clabbe@baylibre.com>
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On Mon, Dec 14, 2020 at 08:02:24PM +0000, Corentin Labbe wrote:
> Hello
> 
> For help testing on "crypto: sun4i-ss - Fix sparse endianness markers",
> I have added "stats" support like other allwinner's crypto drivers.
> Seeing stats showed a clear problem, the ciphers function were not used
> at all.
> This is due to the not-inialized need_fallback which is "init" as true
> everytime.
> So basicly, since the patch introduced it, this probem hidden some bugs.
> 
> This serie fixes all hidden problems, then fix the initialization of
> "need_fallback" and then add the stats like other allwinner drivers.
> 
> Regards
> 
> changes since v3:
> - patch #2: Rewrite test as suggested by David Laight
> - patch #7: removed all ifdef CONFIG_CRYPTO_DEV_SUN4I_SS_DEBUG
> - added kmap patch
> 
> Changes since v2:
> - patch #1: move buf/bufo out of function for reducing stack usage
> - patch #4: use writesl()
> - patch #6: use IS_ENABLED instead of #ifdef
> 
> Changes since v1:
> - patch #4 is sufficient to fix BE problem (removed todo)
> 
> Corentin Labbe (8):
>   crypto: sun4i-ss: linearize buffers content must be kept
>   crypto: sun4i-ss: checking sg length is not sufficient
>   crypto: sun4i-ss: IV register does not work on A10 and A13
>   crypto: sun4i-ss: handle BigEndian for cipher
>   crypto: sun4i-ss: initialize need_fallback
>   crypto: sun4i-ss: fix kmap usage
>   crypto: sun4i-ss: enabled stats via debugfs
>   crypto: sun4i-ss: add SPDX header and remove blank lines
> 
>  drivers/crypto/allwinner/Kconfig              |   9 +
>  .../allwinner/sun4i-ss/sun4i-ss-cipher.c      | 196 +++++++++++-------
>  .../crypto/allwinner/sun4i-ss/sun4i-ss-core.c |  52 +++++
>  .../crypto/allwinner/sun4i-ss/sun4i-ss-hash.c |   6 +
>  .../crypto/allwinner/sun4i-ss/sun4i-ss-prng.c |   6 +
>  drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h  |   8 +
>  6 files changed, 207 insertions(+), 70 deletions(-)

All applied.  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