linux-kernel - Re: [PATCH v2 2/6] x86/amd_nb: Add Family 19h model 70h-7Fh IDs

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Date:   Thu, 2 Jun 2022 14:05:44 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Mario Limonciello <mario.limonciello@....com>,
        Clemens Ladisch <clemens@...isch.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Yazen Ghannam <yazen.ghannam@....com>,
        Babu Moger <babu.moger@....com>,
        "open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" 
        <linux-kernel@...r.kernel.org>,
        "open list:PCI SUBSYSTEM" <linux-pci@...r.kernel.org>
Cc:     linux-hwmon@...r.kernel.org
Subject: Re: [PATCH v2 2/6] x86/amd_nb: Add Family 19h model 70h-7Fh IDs

On 6/2/22 13:11, Mario Limonciello wrote:
> Add support for SMN communication on Family 19h Model 70h.
> 
> Signed-off-by: Mario Limonciello <mario.limonciello@....com>

I can not apply this series without the context patches (which I wasn't
copied on), so I assume the idea is to push this through the x86 tree.
This is ok with me.

I can not apply this patch without the context patch (which I wasn't
copied on), so I assume the idea is to push this through the x86
tree. This is ok with me.

Acked-by: Guenter Roeck <linux@...ck-us.net>

> ---
>   arch/x86/kernel/amd_nb.c | 4 ++++
>   include/linux/pci_ids.h  | 1 +
>   2 files changed, 5 insertions(+)
> 
> diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
> index 60c7bd525237..15295f5d9aca 100644
> --- a/arch/x86/kernel/amd_nb.c
> +++ b/arch/x86/kernel/amd_nb.c
> @@ -32,6 +32,8 @@
>   #define PCI_DEVICE_ID_AMD_19H_M40H_ROOT	0x14b5
>   #define PCI_DEVICE_ID_AMD_19H_M40H_DF_F4 0x167d
>   #define PCI_DEVICE_ID_AMD_19H_M50H_DF_F4 0x166e
> +#define PCI_DEVICE_ID_AMD_19H_M70H_ROOT	0x14e8
> +#define PCI_DEVICE_ID_AMD_19H_M70H_DF_F4 0x14f4
>   
>   /* Protect the PCI config register pairs used for SMN. */
>   static DEFINE_MUTEX(smn_mutex);
> @@ -46,6 +48,7 @@ static const struct pci_device_id amd_root_ids[] = {
>   	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_MA0H_ROOT) },
>   	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M10H_ROOT) },
>   	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_ROOT) },
> +	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_ROOT) },
>   	{}
>   };
>   
> @@ -71,6 +74,7 @@ static const struct pci_device_id amd_nb_misc_ids[] = {
>   	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M10H_DF_F3) },
>   	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_DF_F3) },
>   	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M50H_DF_F3) },
> +	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_DF_F3) },
>   	{}
>   };
>   
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index ec1c226d13e6..32a1f85ff0de 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -561,6 +561,7 @@
>   #define PCI_DEVICE_ID_AMD_19H_M10H_DF_F3 0x14b0
>   #define PCI_DEVICE_ID_AMD_19H_M40H_DF_F3 0x167c
>   #define PCI_DEVICE_ID_AMD_19H_M50H_DF_F3 0x166d
> +#define PCI_DEVICE_ID_AMD_19H_M70H_DF_F3 0x14f3
>   #define PCI_DEVICE_ID_AMD_CNB17H_F3	0x1703
>   #define PCI_DEVICE_ID_AMD_LANCE		0x2000
>   #define PCI_DEVICE_ID_AMD_LANCE_HOME	0x2001