From a5724fc3834643a975bd0db71f001ca65f4a8382 Mon Sep 17 00:00:00 2001 From: Heiner Kallweit Date: Mon, 16 Apr 2018 21:37:13 +0200 Subject: [PATCH] PCI: Add two more values for PCIe Max_Read_Request_Size This patch adds missing values for the max read request size. E.g. network driver r8169 uses a value of 4K. Signed-off-by: Heiner Kallweit Acked-by: Bjorn Helgaas Signed-off-by: David S. Miller --- include/uapi/linux/pci_regs.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 103ba797a8f3..83ade9b5cf95 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -506,6 +506,8 @@ #define PCI_EXP_DEVCTL_READRQ_256B 0x1000 /* 256 Bytes */ #define PCI_EXP_DEVCTL_READRQ_512B 0x2000 /* 512 Bytes */ #define PCI_EXP_DEVCTL_READRQ_1024B 0x3000 /* 1024 Bytes */ +#define PCI_EXP_DEVCTL_READRQ_2048B 0x4000 /* 2048 Bytes */ +#define PCI_EXP_DEVCTL_READRQ_4096B 0x5000 /* 4096 Bytes */ #define PCI_EXP_DEVCTL_BCR_FLR 0x8000 /* Bridge Configuration Retry / FLR */ #define PCI_EXP_DEVSTA 10 /* Device Status */ #define PCI_EXP_DEVSTA_CED 0x0001 /* Correctable Error Detected */