diff options
Diffstat (limited to 'arch/x86/events/intel')
| -rw-r--r-- | arch/x86/events/intel/uncore.c | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c index d5c6d3b340c5..e14b03f99949 100644 --- a/arch/x86/events/intel/uncore.c +++ b/arch/x86/events/intel/uncore.c @@ -989,6 +989,26 @@ uncore_types_init(struct intel_uncore_type **types, bool setid) } /* + * Get the die information of a PCI device. + * @pdev: The PCI device. + * @phys_id: The physical socket id which the device maps to. + * @die: The die id which the device maps to. + */ +static int uncore_pci_get_dev_die_info(struct pci_dev *pdev, + int *phys_id, int *die) +{ + *phys_id = uncore_pcibus_to_physid(pdev->bus); + if (*phys_id < 0) + return -ENODEV; + + *die = (topology_max_die_per_package() > 1) ? *phys_id : + topology_phys_to_logical_pkg(*phys_id); + if (*die < 0) + return -EINVAL; + + return 0; +} +/* * add a pci uncore device */ static int uncore_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) @@ -998,14 +1018,9 @@ static int uncore_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id struct intel_uncore_box *box; int phys_id, die, ret; - phys_id = uncore_pcibus_to_physid(pdev->bus); - if (phys_id < 0) - return -ENODEV; - - die = (topology_max_die_per_package() > 1) ? phys_id : - topology_phys_to_logical_pkg(phys_id); - if (die < 0) - return -EINVAL; + ret = uncore_pci_get_dev_die_info(pdev, &phys_id, &die); + if (ret) + return ret; if (UNCORE_PCI_DEV_TYPE(id->driver_data) == UNCORE_EXTRA_PCI_DEV) { int idx = UNCORE_PCI_DEV_IDX(id->driver_data); |