diff options
Diffstat (limited to 'include/linux/aer.h')
| -rw-r--r-- | include/linux/aer.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/include/linux/aer.h b/include/linux/aer.h index 4b97f38f3fcf..02940be66324 100644 --- a/include/linux/aer.h +++ b/include/linux/aer.h @@ -16,10 +16,26 @@ #define AER_CORRECTABLE 2 #define DPC_FATAL 3 +/* + * AER and DPC capabilities TLP Logging register sizes (PCIe r6.2, sec 7.8.4 + * & 7.9.14). + */ +#define PCIE_STD_NUM_TLP_HEADERLOG 4 +#define PCIE_STD_MAX_TLP_PREFIXLOG 4 +#define PCIE_STD_MAX_TLP_HEADERLOG (PCIE_STD_NUM_TLP_HEADERLOG + 10) + struct pci_dev; struct pcie_tlp_log { - u32 dw[4]; + union { + u32 dw[PCIE_STD_MAX_TLP_HEADERLOG]; + struct { + u32 _do_not_use[PCIE_STD_NUM_TLP_HEADERLOG]; + u32 prefix[PCIE_STD_MAX_TLP_PREFIXLOG]; + }; + }; + u8 header_len; /* Length of the Logged TLP Header in DWORDs */ + bool flit; /* TLP was logged when in Flit mode */ }; struct aer_capability_regs { @@ -37,8 +53,6 @@ struct aer_capability_regs { u16 uncor_err_source; }; -int pcie_read_tlp_log(struct pci_dev *dev, int where, struct pcie_tlp_log *log); - #if defined(CONFIG_PCIEAER) int pci_aer_clear_nonfatal_status(struct pci_dev *dev); int pcie_aer_is_native(struct pci_dev *dev); |