According to the PCIe 3.0 spec, PCI_EXP_LNKCAP2_SLS_2_5GB is 1st bit of PCI_EXP_LNKCAP2 register, not 0th bit. So, the bit definition of supported link speed vector should be fixed. Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx> --- include/uapi/linux/pci_regs.h | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 20ae747..14a3184 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h @@ -544,9 +544,9 @@ #define PCI_EXP_OBFF_WAKE_EN 0x6000 /* OBFF using WAKE# signaling */ #define PCI_CAP_EXP_ENDPOINT_SIZEOF_V2 44 /* v2 endpoints end here */ #define PCI_EXP_LNKCAP2 44 /* Link Capability 2 */ -#define PCI_EXP_LNKCAP2_SLS_2_5GB 0x01 /* Current Link Speed 2.5GT/s */ -#define PCI_EXP_LNKCAP2_SLS_5_0GB 0x02 /* Current Link Speed 5.0GT/s */ -#define PCI_EXP_LNKCAP2_SLS_8_0GB 0x04 /* Current Link Speed 8.0GT/s */ +#define PCI_EXP_LNKCAP2_SLS_2_5GB 0x02 /* Current Link Speed 2.5GT/s */ +#define PCI_EXP_LNKCAP2_SLS_5_0GB 0x04 /* Current Link Speed 5.0GT/s */ +#define PCI_EXP_LNKCAP2_SLS_8_0GB 0x08 /* Current Link Speed 8.0GT/s */ #define PCI_EXP_LNKCAP2_CROSSLINK 0x100 /* Crosslink supported */ #define PCI_EXP_LNKCTL2 48 /* Link Control 2 */ #define PCI_EXP_LNKSTA2 50 /* Link Status 2 */ -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html