ACPI, APEI, GHES: Add PCIe AER recovery support
aer_recover_queue() is called when recoverable PCIe AER errors are notified by firmware to do the recovery work. Signed-off-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
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1 changed files with 23 additions and 0 deletions
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@ -45,6 +45,8 @@
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#include <linux/irq_work.h>
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#include <linux/irq_work.h>
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#include <linux/llist.h>
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#include <linux/llist.h>
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#include <linux/genalloc.h>
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#include <linux/genalloc.h>
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#include <linux/pci.h>
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#include <linux/aer.h>
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#include <acpi/apei.h>
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#include <acpi/apei.h>
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#include <acpi/atomicio.h>
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#include <acpi/atomicio.h>
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#include <acpi/hed.h>
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#include <acpi/hed.h>
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@ -476,6 +478,27 @@ static void ghes_do_proc(const struct acpi_hest_generic_status *estatus)
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}
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}
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#endif
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#endif
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}
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}
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#ifdef CONFIG_ACPI_APEI_PCIEAER
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else if (!uuid_le_cmp(*(uuid_le *)gdata->section_type,
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CPER_SEC_PCIE)) {
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struct cper_sec_pcie *pcie_err;
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pcie_err = (struct cper_sec_pcie *)(gdata+1);
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if (sev == GHES_SEV_RECOVERABLE &&
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sec_sev == GHES_SEV_RECOVERABLE &&
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pcie_err->validation_bits & CPER_PCIE_VALID_DEVICE_ID &&
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pcie_err->validation_bits & CPER_PCIE_VALID_AER_INFO) {
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unsigned int devfn;
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int aer_severity;
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devfn = PCI_DEVFN(pcie_err->device_id.device,
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pcie_err->device_id.function);
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aer_severity = cper_severity_to_aer(sev);
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aer_recover_queue(pcie_err->device_id.segment,
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pcie_err->device_id.bus,
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devfn, aer_severity);
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}
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}
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#endif
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}
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}
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}
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}
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