diff options
| author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2013-12-28 07:28:18 -0500 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-01-03 21:25:25 -0500 |
| commit | 55fdbfe7beb68c71060a27965a72f7eed09fa81d (patch) | |
| tree | 38a833c27b43979e468e5b119fb6355efe733576 /include/uapi/linux | |
| parent | 128296fc3fa2f607050cc2c5d6dc90237f3cedb3 (diff) | |
pci_regs.h: Add PCI bus link speed and width defines
Add missing PCI bus link speed 8.0 GT/s and bus link widths of
x1, x2, x4 and x8.
CC: <linux-kernel@vger.kernel.org>
CC: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/pci_regs.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h index 4a98e85438a7..c870c2a71d65 100644 --- a/include/uapi/linux/pci_regs.h +++ b/include/uapi/linux/pci_regs.h | |||
| @@ -489,7 +489,12 @@ | |||
| 489 | #define PCI_EXP_LNKSTA_CLS 0x000f /* Current Link Speed */ | 489 | #define PCI_EXP_LNKSTA_CLS 0x000f /* Current Link Speed */ |
| 490 | #define PCI_EXP_LNKSTA_CLS_2_5GB 0x0001 /* Current Link Speed 2.5GT/s */ | 490 | #define PCI_EXP_LNKSTA_CLS_2_5GB 0x0001 /* Current Link Speed 2.5GT/s */ |
| 491 | #define PCI_EXP_LNKSTA_CLS_5_0GB 0x0002 /* Current Link Speed 5.0GT/s */ | 491 | #define PCI_EXP_LNKSTA_CLS_5_0GB 0x0002 /* Current Link Speed 5.0GT/s */ |
| 492 | #define PCI_EXP_LNKSTA_CLS_8_0GB 0x0003 /* Current Link Speed 8.0GT/s */ | ||
| 492 | #define PCI_EXP_LNKSTA_NLW 0x03f0 /* Negotiated Link Width */ | 493 | #define PCI_EXP_LNKSTA_NLW 0x03f0 /* Negotiated Link Width */ |
| 494 | #define PCI_EXP_LNKSTA_NLW_X1 0x0010 /* Current Link Width x1 */ | ||
| 495 | #define PCI_EXP_LNKSTA_NLW_X2 0x0020 /* Current Link Width x2 */ | ||
| 496 | #define PCI_EXP_LNKSTA_NLW_X4 0x0040 /* Current Link Width x4 */ | ||
| 497 | #define PCI_EXP_LNKSTA_NLW_X8 0x0080 /* Current Link Width x8 */ | ||
| 493 | #define PCI_EXP_LNKSTA_NLW_SHIFT 4 /* start of NLW mask in link status */ | 498 | #define PCI_EXP_LNKSTA_NLW_SHIFT 4 /* start of NLW mask in link status */ |
| 494 | #define PCI_EXP_LNKSTA_LT 0x0800 /* Link Training */ | 499 | #define PCI_EXP_LNKSTA_LT 0x0800 /* Link Training */ |
| 495 | #define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */ | 500 | #define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */ |