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Date: Mon, 16 Apr 2018 21:37:13 +0200 From: Heiner Kallweit <hkallweit1@...il.com> To: Bjorn Helgaas <bhelgaas@...gle.com>, David Miller <davem@...emloft.net>, Bjorn Helgaas <helgaas@...nel.org>, Realtek linux nic maintainers <nic_swsd@...ltek.com> Cc: "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: [PATCH net-next 1/2] 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 <hkallweit1@...il.com> --- 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 0c79eac5..699257fb 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 */ -- 2.17.0
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