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Okay refactor first, then add trace support. Will change. >> >> Signed-off-by: Smita Koralahalli >> --- >> drivers/cxl/pci.c | 52 +++++++++++++++++++++++------------------------ >> 1 file changed, 26 insertions(+), 26 deletions(-) >> >> diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c >> index 3e3c36983686..26e65e5b68cb 100644 >> --- a/drivers/cxl/pci.c >> +++ b/drivers/cxl/pci.c >> @@ -974,32 +974,43 @@ static struct pci_driver cxl_pci_driver = { >> }, >> }; >> >> +static struct cxl_dev_state *get_cxl_dev(u16 segment, u8 bus, u8 device, >> + u8 function) > > get_cxlds() or get_cxl_device_state() would be better. Okay will change > > DJ > Thanks Smita >> +{ >> + struct pci_dev *pdev __free(pci_dev_put) = NULL; >> + struct cxl_dev_state *cxlds; >> + unsigned int devfn; >> + >> + devfn = PCI_DEVFN(device, function); >> + pdev = pci_get_domain_bus_and_slot(segment, bus, devfn); >> + >> + if (!pdev) >> + return NULL; >> + >> + guard(device)(&pdev->dev); >> + if (pdev->driver != &cxl_pci_driver) >> + return NULL; >> + >> + cxlds = pci_get_drvdata(pdev); >> + >> + return cxlds; >> +} >> + >> #define CXL_EVENT_HDR_FLAGS_REC_SEVERITY GENMASK(1, 0) >> static void cxl_handle_cper_event(enum cxl_event_type ev_type, >> struct cxl_cper_event_rec *rec) >> { >> struct cper_cxl_event_devid *device_id = &rec->hdr.device_id; >> - struct pci_dev *pdev __free(pci_dev_put) = NULL; >> enum cxl_event_log_type log_type; >> struct cxl_dev_state *cxlds; >> - unsigned int devfn; >> u32 hdr_flags; >> >> pr_debug("CPER event %d for device %u:%u:%u.%u\n", ev_type, >> device_id->segment_num, device_id->bus_num, >> device_id->device_num, device_id->func_num); >> >> - devfn = PCI_DEVFN(device_id->device_num, device_id->func_num); >> - pdev = pci_get_domain_bus_and_slot(device_id->segment_num, >> - device_id->bus_num, devfn); >> - if (!pdev) >> - return; >> - >> - guard(device)(&pdev->dev); >> - if (pdev->driver != &cxl_pci_driver) >> - return; >> - >> - cxlds = pci_get_drvdata(pdev); >> + cxlds = get_cxl_dev(device_id->segment_num, device_id->bus_num, >> + device_id->device_num, device_id->func_num); >> if (!cxlds) >> return; >> >> @@ -1013,21 +1024,10 @@ static void cxl_handle_cper_event(enum cxl_event_type ev_type, >> >> static void cxl_handle_prot_err(struct cxl_cper_prot_err *p_err) >> { >> - struct pci_dev *pdev __free(pci_dev_put) = NULL; >> struct cxl_dev_state *cxlds; >> - unsigned int devfn; >> >> - devfn = PCI_DEVFN(p_err->device, p_err->function); >> - pdev = pci_get_domain_bus_and_slot(p_err->segment, >> - p_err->bus, devfn); >> - if (!pdev) >> - return; >> - >> - guard(device)(&pdev->dev); >> - if (pdev->driver != &cxl_pci_driver) >> - return; >> - >> - cxlds = pci_get_drvdata(pdev); >> + cxlds = get_cxl_dev(p_err->segment, p_err->bus, >> + p_err->device, p_err->function); >> if (!cxlds) >> return; >>