[PATCH 1/4] PCI: Add AMD USB4 host router device IDs

Sanjay R Mehta
2021-08-02T12:58:44Z

From: Sanjay R Mehta <sanju.mehta@amd.com>

This patch enables support for AMD USB4 host router.

Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Sanjay R Mehta <sanju.mehta@amd.com>
---
drivers/thunderbolt/nhi.c | 4 ++++
include/linux/pci_ids.h | 2 ++
2 files changed, 6 insertions(+)

diff --git a/drivers/thunderbolt/nhi.c b/drivers/thunderbolt/nhi.c
index fa44332..d7d9c4b 100644
--- a/drivers/thunderbolt/nhi.c
+++ b/drivers/thunderbolt/nhi.c
@@ -1338,6 +1338,10 @@ static struct pci_device_id nhi_ids[] = {
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ADL_NHI1),
.driver_data = (kernel_ulong_t)&icl_nhi_ops },

+ /* AMD USB4 host */
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_USB4_HIA0) },
+ { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_USB4_HIA1) },
+
/* Any USB4 compliant host */
{ PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_USB4, ~0) },

diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 4bac183..6d50019 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -604,6 +604,8 @@
#define PCI_DEVICE_ID_AMD_HUDSON2_SMBUS 0x780b
#define PCI_DEVICE_ID_AMD_HUDSON2_IDE 0x780c
#define PCI_DEVICE_ID_AMD_KERNCZ_SMBUS 0x790b
+#define PCI_DEVICE_ID_AMD_USB4_HIA0 0x162e
+#define PCI_DEVICE_ID_AMD_USB4_HIA1 0x162f

#define PCI_VENDOR_ID_TRIDENT 0x1023
#define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000
--
2.7.4