Re: [PATCH] crypto: ccp: Build the AMD secure processor driver only with AMD CPU support

From: Borislav Petkov
Date: Sat Sep 30 2017 - 11:53:39 EST


On Sat, Sep 30, 2017 at 09:06:26AM -0500, Brijesh Singh wrote:
> > diff --git a/drivers/crypto/ccp/Kconfig b/drivers/crypto/ccp/Kconfig
> > index 627f3e61dcac..f58a6521270b 100644
> > --- a/drivers/crypto/ccp/Kconfig
> > +++ b/drivers/crypto/ccp/Kconfig
> > @@ -1,5 +1,6 @@
> > config CRYPTO_DEV_CCP_DD
> > tristate "Secure Processor device driver"
> > + depends on CPU_SUP_AMD
>
> Please note that ccp.ko is built on both x86 and aarch64 (AMD Seattle)
> architectures. I have not looked into details but I thought CPU_SUP_AMD
> is x64 specific config. I will look into it and verify that we don't
> break AMD Seattle platform builds.

Ah, then I guess that line needs to be:

depends on CPU_SUP_AMD || ARM64

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Regards/Gruss,
Boris.

SUSE Linux GmbH, GF: Felix ImendÃrffer, Jane Smithard, Graham Norton, HRB 21284 (AG NÃrnberg)
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