linux-kernel - Re: [PATCH v2] crypto: caam - use JobR's space to access page 0 regs

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Message-ID: <Z1fWPNKq3PdcESY3@gondor.apana.org.au>
Date: Tue, 10 Dec 2024 13:48:44 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Gaurav Jain <gaurav.jain@....com>
Cc: Ahmad Fatoum <a.fatoum@...gutronix.de>,
	Horia Geanta <horia.geanta@....com>,
	Pankaj Gupta <pankaj.gupta@....com>,
	"David S . Miller" <davem@...emloft.net>,
	Silvano Di Ninno <silvano.dininno@....com>,
	Varun Sethi <V.Sethi@....com>,
	Meenakshi Aggarwal <meenakshi.aggarwal@....com>,
	Sahil Malhotra <sahil.malhotra@....com>,
	Nikolaus Voss <nikolaus.voss@...g-streit.com>,
	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
	Pengutronix Kernel Team <kernel@...gutronix.de>
Subject: Re: [PATCH v2] crypto: caam - use JobR's space to access page 0 regs

On Tue, Nov 26, 2024 at 12:16:07PM +0530, Gaurav Jain wrote:
> On iMX8DXL/QM/QXP(SECO) & iMX8ULP(ELE) SoCs, access to controller
> region(CAAM page 0) is not permitted from non secure world.
> use JobR's register space to access page 0 registers.
> 
> Fixes: 6a83830f649a ("crypto: caam - warn if blob_gen key is insecure")
> Signed-off-by: Gaurav Jain <gaurav.jain@....com>
> ---
> 
> changes in v2
> Updated commit message with SoCs details on which CAAM page 0 is not
> accessible from non secure world.
> 
>  drivers/crypto/caam/blob_gen.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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