diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cxl/pci.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c index a7c2d733e5ae..36db681f3705 100644 --- a/drivers/cxl/pci.c +++ b/drivers/cxl/pci.c @@ -617,10 +617,30 @@ static void cxl_error_resume(struct pci_dev *pdev) dev->driver ? "successful" : "failed"); } +static void cxl_cor_error_detected(struct pci_dev *pdev) +{ + struct cxl_dev_state *cxlds = pci_get_drvdata(pdev); + struct cxl_memdev *cxlmd = cxlds->cxlmd; + struct device *dev = &cxlmd->dev; + void __iomem *addr; + u32 status; + + if (!cxlds->regs.ras) + return; + + addr = cxlds->regs.ras + CXL_RAS_CORRECTABLE_STATUS_OFFSET; + status = le32_to_cpu(readl(addr)); + if (status & CXL_RAS_CORRECTABLE_STATUS_MASK) { + writel(status & CXL_RAS_CORRECTABLE_STATUS_MASK, addr); + trace_cxl_aer_correctable_error(dev_name(dev), status); + } +} + static const struct pci_error_handlers cxl_error_handlers = { .error_detected = cxl_error_detected, .slot_reset = cxl_slot_reset, .resume = cxl_error_resume, + .cor_error_detected = cxl_cor_error_detected, }; static struct pci_driver cxl_pci_driver = { |