[PATCH v2 1/3] x86/amd_nb: Add PCI IDs for AMD Family 1Ah-based models

From: Avadhut Naik
Date: Tue Aug 08 2023 - 23:53:22 EST


From: Avadhut Naik <Avadhut.Naik@xxxxxxx>

Add new PCI Device IDs, required to support AMD's new Family 1Ah-based
models 00h-1Fh, 20h and 40h-4Fh.

Since, models 40h-4Fh and model 20h share some design aspects, the PCI
IDs defined in this patch for model 20h are shared by models 40h-4Fh.

Co-developed-by: Mario Limonciello <mario.limonciello@xxxxxxx>
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
Signed-off-by: Avadhut Naik <Avadhut.Naik@xxxxxxx>
---
arch/x86/kernel/amd_nb.c | 8 ++++++++
include/linux/pci_ids.h | 2 ++
2 files changed, 10 insertions(+)

diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index 035a3db5330b..356de955e78d 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -24,6 +24,8 @@
#define PCI_DEVICE_ID_AMD_19H_M40H_ROOT 0x14b5
#define PCI_DEVICE_ID_AMD_19H_M60H_ROOT 0x14d8
#define PCI_DEVICE_ID_AMD_19H_M70H_ROOT 0x14e8
+#define PCI_DEVICE_ID_AMD_1AH_M00H_ROOT 0x153a
+#define PCI_DEVICE_ID_AMD_1AH_M20H_ROOT 0x1507
#define PCI_DEVICE_ID_AMD_MI200_ROOT 0x14bb

#define PCI_DEVICE_ID_AMD_17H_DF_F4 0x1464
@@ -39,6 +41,7 @@
#define PCI_DEVICE_ID_AMD_19H_M60H_DF_F4 0x14e4
#define PCI_DEVICE_ID_AMD_19H_M70H_DF_F4 0x14f4
#define PCI_DEVICE_ID_AMD_19H_M78H_DF_F4 0x12fc
+#define PCI_DEVICE_ID_AMD_1AH_M00H_DF_F4 0x12c4
#define PCI_DEVICE_ID_AMD_MI200_DF_F4 0x14d4

/* Protect the PCI config register pairs used for SMN. */
@@ -56,6 +59,8 @@ static const struct pci_device_id amd_root_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M60H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_ROOT) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M00H_ROOT) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M20H_ROOT) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_MI200_ROOT) },
{}
};
@@ -85,6 +90,8 @@ static const struct pci_device_id amd_nb_misc_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M60H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M70H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M78H_DF_F3) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M00H_DF_F3) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M20H_DF_F3) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_MI200_DF_F3) },
{}
};
@@ -106,6 +113,7 @@ static const struct pci_device_id amd_nb_link_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M40H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_19H_M50H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F4) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M00H_DF_F4) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_MI200_DF_F4) },
{}
};
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 2dc75df1437f..8f9a459e1671 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -576,6 +576,8 @@
#define PCI_DEVICE_ID_AMD_19H_M60H_DF_F3 0x14e3
#define PCI_DEVICE_ID_AMD_19H_M70H_DF_F3 0x14f3
#define PCI_DEVICE_ID_AMD_19H_M78H_DF_F3 0x12fb
+#define PCI_DEVICE_ID_AMD_1AH_M00H_DF_F3 0x12c3
+#define PCI_DEVICE_ID_AMD_1AH_M20H_DF_F3 0x16fb
#define PCI_DEVICE_ID_AMD_MI200_DF_F3 0x14d3
#define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703
#define PCI_DEVICE_ID_AMD_LANCE 0x2000
--
2.34.1