diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2010-04-27 05:02:40 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-27 23:53:28 +0400 |
| commit | ff846f52935e6c8dfb0c97df7c2c1bf777454684 (patch) | |
| tree | f7b17c3e0e76f221809e509b749df6ae5caf868b /include/linux/pci_regs.h | |
| parent | ef021194d262bdfa706dc5755596e252175a6bbc (diff) | |
| download | linux-ff846f52935e6c8dfb0c97df7c2c1bf777454684.tar.xz | |
igb: add support for reporting 5GT/s during probe on PCIe Gen2
This change corrects the fact that we were not reporting Gen2 link speeds
when we were in fact connected at Gen2 rates.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/pci_regs.h')
| -rw-r--r-- | include/linux/pci_regs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index c8f302991b66..c4c3d68be19a 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -442,7 +442,10 @@ #define PCI_EXP_LNKCTL_LABIE 0x0800 /* Lnk Autonomous Bandwidth Interrupt Enable */ #define PCI_EXP_LNKSTA 18 /* Link Status */ #define PCI_EXP_LNKSTA_CLS 0x000f /* Current Link Speed */ +#define PCI_EXP_LNKSTA_CLS_2_5GB 0x01 /* Current Link Speed 2.5GT/s */ +#define PCI_EXP_LNKSTA_CLS_5_0GB 0x02 /* Current Link Speed 5.0GT/s */ #define PCI_EXP_LNKSTA_NLW 0x03f0 /* Nogotiated Link Width */ +#define PCI_EXP_LNKSTA_NLW_SHIFT 4 /* start of NLW mask in link status */ #define PCI_EXP_LNKSTA_LT 0x0800 /* Link Training */ #define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */ #define PCI_EXP_LNKSTA_DLLLA 0x2000 /* Data Link Layer Link Active */ |