| #ifndef __BACKPORT_UAPI_PCI_REGS_H |
| #define __BACKPORT_UAPI_PCI_REGS_H |
| #include_next <linux/pci_regs.h> |
| |
| #ifndef PCI_EXP_LNKCTL_ASPM_L0S |
| #define PCI_EXP_LNKCTL_ASPM_L0S 0x01 /* L0s Enable */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCTL_ASPM_L1 |
| #define PCI_EXP_LNKCTL_ASPM_L1 0x02 /* L1 Enable */ |
| #endif |
| |
| /* This backports: |
| * |
| * commit 130f1b8f35f14d27c43da755f3c9226318c17f57 |
| * Author: Bjorn Helgaas <bhelgaas@google.com> |
| * Date: Wed Dec 26 10:39:23 2012 -0700 |
| * |
| * PCI: Add PCIe Link Capability link speed and width names |
| */ |
| #ifndef PCI_EXP_LNKCAP_SLS_2_5GB |
| #define PCI_EXP_LNKCAP_SLS_2_5GB 0x1 /* LNKCAP2 SLS Vector bit 0 (2.5GT/s) */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCAP_SLS_5_0GB |
| #define PCI_EXP_LNKCAP_SLS_5_0GB 0x2 /* LNKCAP2 SLS Vector bit 1 (5.0GT/s) */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKSTA2 |
| #define PCI_EXP_LNKSTA2 50 /* Link Status 2 */ |
| #endif |
| |
| /** |
| * Backports |
| * |
| * commit cdcac9cd7741af2c2b9255cbf060f772596907bb |
| * Author: Dave Airlie <airlied@redhat.com> |
| * Date: Wed Jun 27 08:35:52 2012 +0100 |
| * |
| * pci_regs: define LNKSTA2 pcie cap + bits. |
| * |
| * We need these for detecting the max link speed for drm drivers. |
| * |
| * Acked-by: Bjorn Helgaas <bhelgass@google.com> |
| * Signed-off-by: Dave Airlie <airlied@redhat.com> |
| */ |
| #ifndef PCI_EXP_LNKCAP2 |
| #define PCI_EXP_LNKCAP2 44 /* Link Capability 2 */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCAP2_SLS_2_5GB |
| #define PCI_EXP_LNKCAP2_SLS_2_5GB 0x01 /* Current Link Speed 2.5GT/s */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCAP2_SLS_5_0GB |
| #define PCI_EXP_LNKCAP2_SLS_5_0GB 0x02 /* Current Link Speed 5.0GT/s */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCAP2_SLS_8_0GB |
| #define PCI_EXP_LNKCAP2_SLS_8_0GB 0x04 /* Current Link Speed 8.0GT/s */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCAP2_CROSSLINK |
| #define PCI_EXP_LNKCAP2_CROSSLINK 0x100 /* Crosslink supported */ |
| #endif |
| |
| /* |
| * PCI_EXP_TYPE_RC_EC was added via 1b6b8ce2 on v2.6.30-rc4~20 : |
| * |
| * mcgrof@frijol ~/linux-next (git::master)$ git describe --contains 1b6b8ce2 |
| * v2.6.30-rc4~20^2 |
| * |
| * but the fix for its definition was merged on v3.3-rc1~101^2~67 |
| * |
| * mcgrof@frijol ~/linux-next (git::master)$ git describe --contains 1830ea91 |
| * v3.3-rc1~101^2~67 |
| * |
| * while we can assume it got merged and backported on v3.2.28 (which it did |
| * see c1c3cd9) we cannot assume every kernel has it fixed so lets just undef |
| * it here and redefine it. |
| */ |
| #undef PCI_EXP_TYPE_RC_EC |
| #define PCI_EXP_TYPE_RC_EC 0xa /* Root Complex Event Collector */ |
| |
| #ifndef PCI_MSIX_ENTRY_CTRL_MASKBIT |
| #define PCI_MSIX_ENTRY_CTRL_MASKBIT 1 |
| #endif |
| |
| /* MSI-X entry's format */ |
| #ifndef PCI_MSIX_ENTRY_SIZE |
| #define PCI_MSIX_ENTRY_SIZE 16 |
| #define PCI_MSIX_ENTRY_LOWER_ADDR 0 |
| #define PCI_MSIX_ENTRY_UPPER_ADDR 4 |
| #define PCI_MSIX_ENTRY_DATA 8 |
| #define PCI_MSIX_ENTRY_VECTOR_CTRL 12 |
| #endif |
| |
| #ifndef PCI_EXP_LNKCTL2 |
| #define PCI_EXP_LNKCTL2 48 /* Link Control 2 */ |
| #endif |
| |
| #ifndef PCI_EXP_SLTCTL2 |
| #define PCI_EXP_SLTCTL2 56 /* Slot Control 2 */ |
| #endif |
| |
| #ifndef PCI_EXP_LNKCTL_ES |
| #define PCI_EXP_LNKCTL_ES 0x0080 /* Extended Synch */ |
| #endif |
| |
| #ifndef PCI_EXP_SLTSTA_PDS |
| #define PCI_EXP_SLTSTA_PDS 0x0040 /* Presence Detect State */ |
| #endif |
| |
| #ifndef PCI_EXP_DEVCAP2 |
| #define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */ |
| #define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ |
| #endif |
| |
| #ifndef PCI_EXP_DEVCTL2 |
| #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ |
| #define PCI_EXP_DEVCTL2_ARI 0x20 /* Alternative Routing-ID */ |
| #endif |
| |
| #ifndef PCI_PM_CAP_PME_SHIFT |
| #define PCI_PM_CAP_PME_SHIFT 11 |
| #endif |
| |
| #ifndef PCI_SRIOV_VF_DID |
| #define PCI_SRIOV_VF_DID 0x1a /* VF Device ID */ |
| #endif |
| |
| #ifndef PCI_SRIOV_CTRL_VFE |
| #define PCI_SRIOV_CTRL_VFE 0x01 /* VF Enable */ |
| #endif |
| |
| #endif /* __BACKPORT_UAPI_PCI_REGS_H */ |