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

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Date:   Thu, 2 Jun 2022 15:11:33 -0500
From:   Mario Limonciello <mario.limonciello@....com>
To:     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>,
        Guenter Roeck <linux@...ck-us.net>,
        Yazen Ghannam <yazen.ghannam@....com>,
        Babu Moger <babu.moger@....com>,
        Mario Limonciello <mario.limonciello@....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>, <linux-kernel@...r.kernel.org>,
        <x86@...nel.org>
Subject: [PATCH v2 2/6] x86/amd_nb: Add Family 19h model 70h-7Fh IDs

Add support for SMN communication on Family 19h Model 70h.

Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
 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
-- 
2.34.1