From 6bc72d8955516c2420b4807cbc4cdce406a9512b Mon Sep 17 00:00:00 2001 From: Alexey Kardashevskiy Date: Tue, 17 Jan 2023 15:50:57 +1100 Subject: [PATCH] pci: Define TEE-IO bit in PCIe device capabilities A new bit #30 from the PCI Express Device Capabilities Register is defined in PCIe 6.1 as "TEE Device Interface Security Protocol (TDISP)". Define the macro. Signed-off-by: Alexey Kardashevskiy --- include/uapi/linux/pci_regs.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 12323b3334a9c1..8a8fc83b6b83e2 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -498,6 +498,7 @@ #define PCI_EXP_DEVCAP_PWR_VAL 0x03fc0000 /* Slot Power Limit Value */ #define PCI_EXP_DEVCAP_PWR_SCL 0x0c000000 /* Slot Power Limit Scale */ #define PCI_EXP_DEVCAP_FLR 0x10000000 /* Function Level Reset */ +#define PCI_EXP_DEVCAP_TEE_IO 0x40000000 /* TEE-IO Supported (TDISP) */ #define PCI_EXP_DEVCTL 0x08 /* Device Control */ #define PCI_EXP_DEVCTL_CERE 0x0001 /* Correctable Error Reporting En. */ #define PCI_EXP_DEVCTL_NFERE 0x0002 /* Non-Fatal Error Reporting Enable */