linux-kernel - Re: [PATCH 3/3] crypto: ccp - Add support for PCI device 0x156E

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Date:   Wed, 31 May 2023 17:32:22 -0500
From:   John Allen <john.allen@....com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     Tom Lendacky <thomas.lendacky@....com>,
        "David S . Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        Mario Limonciello <mario.limonciello@....com>
Subject: Re: [PATCH 3/3] crypto: ccp - Add support for PCI device 0x156E

On Fri, May 19, 2023 at 02:19:10PM -0500, John Allen wrote:
> On Thu, May 18, 2023 at 10:24:14PM -0500, Mario Limonciello wrote:
> > From: John Allen <john.allen@....com>
> > 
> > Add a new CCP/PSP PCI device ID and new PSP register offsets.
> > 
> > Signed-off-by: John Allen <john.allen@....com>
> 
> Hi Herbert,
> 
> Please hold off on applying this patch for now. I need to do a little
> bit more testing.
> 
> Thanks,
> John

Hi Herbert,

I completed the aforementioned testing. This patch can be applied if
everything else in the series looks good.

Thanks,
John

> 
> > ---
> >  drivers/crypto/ccp/sp-pci.c | 15 +++++++++++++++
> >  1 file changed, 15 insertions(+)
> > 
> > diff --git a/drivers/crypto/ccp/sp-pci.c b/drivers/crypto/ccp/sp-pci.c
> > index d0d70af0c4c0..b603ad9b8341 100644
> > --- a/drivers/crypto/ccp/sp-pci.c
> > +++ b/drivers/crypto/ccp/sp-pci.c
> > @@ -420,6 +420,14 @@ static const struct psp_vdata pspv5 = {
> >  	.intsts_reg		= 0x10514,	/* P2CMSG_INTSTS */
> >  };
> >  
> > +static const struct psp_vdata pspv6 = {
> > +	.sev                    = &sevv2,
> > +	.tee                    = &teev2,
> > +	.feature_reg            = 0x109fc,	/* C2PMSG_63 */
> > +	.inten_reg              = 0x10510,	/* P2CMSG_INTEN */
> > +	.intsts_reg             = 0x10514,	/* P2CMSG_INTSTS */
> > +};
> > +
> >  #endif
> >  
> >  static const struct sp_dev_vdata dev_vdata[] = {
> > @@ -478,6 +486,12 @@ static const struct sp_dev_vdata dev_vdata[] = {
> >  		.bar = 2,
> >  #ifdef CONFIG_CRYPTO_DEV_SP_PSP
> >  		.psp_vdata = &pspv5,
> > +#endif
> > +	},
> > +	{	/* 8 */
> > +		.bar = 2,
> > +#ifdef CONFIG_CRYPTO_DEV_SP_PSP
> > +		.psp_vdata = &pspv6,
> >  #endif
> >  	},
> >  };
> > @@ -491,6 +505,7 @@ static const struct pci_device_id sp_pci_table[] = {
> >  	{ PCI_VDEVICE(AMD, 0x15C7), (kernel_ulong_t)&dev_vdata[6] },
> >  	{ PCI_VDEVICE(AMD, 0x1649), (kernel_ulong_t)&dev_vdata[6] },
> >  	{ PCI_VDEVICE(AMD, 0x17E0), (kernel_ulong_t)&dev_vdata[7] },
> > +	{ PCI_VDEVICE(AMD, 0x156E), (kernel_ulong_t)&dev_vdata[8] },
> >  	/* Last entry must be zero */
> >  	{ 0, }
> >  };
> > -- 
> > 2.34.1
> >