diff options
| author | Gary R Hook <gary.hook@amd.com> | 2018-05-01 14:52:52 -0500 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2018-05-03 16:33:17 +0200 |
| commit | d64c0486ed50900a3b3b1e22192dc07ad3ad5a8a (patch) | |
| tree | 107c629ed93adc4554dfb2dfe4cb480f81e5f7ce | |
| parent | 6da6c0db5316275015e8cc2959f12a17584aeb64 (diff) | |
iommu/amd: Update the PASID information printed to the system log
Provide detailed data for each event, as appropriate.
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 2a99f0f14795..aecc49aa6fdb 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -545,7 +545,7 @@ static void amd_iommu_report_page_fault(u16 devid, u16 domain_id, static void iommu_print_event(struct amd_iommu *iommu, void *__evt) { struct device *dev = iommu->iommu.dev; - int type, devid, domid, flags; + int type, devid, pasid, flags; volatile u32 *event = __evt; int count = 0; u64 address; @@ -553,7 +553,7 @@ static void iommu_print_event(struct amd_iommu *iommu, void *__evt) retry: type = (event[1] >> EVENT_TYPE_SHIFT) & EVENT_TYPE_MASK; devid = (event[0] >> EVENT_DEVID_SHIFT) & EVENT_DEVID_MASK; - domid = (event[1] >> EVENT_DOMID_SHIFT) & EVENT_DOMID_MASK; + pasid = PPR_PASID(*(u64 *)&event[0]); flags = (event[1] >> EVENT_FLAGS_SHIFT) & EVENT_FLAGS_MASK; address = (u64)(((u64)event[3]) << 32) | event[2]; @@ -568,7 +568,7 @@ retry: } if (type == EVENT_TYPE_IO_FAULT) { - amd_iommu_report_page_fault(devid, domid, address, flags); + amd_iommu_report_page_fault(devid, pasid, address, flags); return; } else { dev_err(dev, "AMD-Vi: Event logged ["); @@ -576,10 +576,9 @@ retry: switch (type) { case EVENT_TYPE_ILL_DEV: - dev_err(dev, "ILLEGAL_DEV_TABLE_ENTRY device=%02x:%02x.%x " - "address=0x%016llx flags=0x%04x]\n", + dev_err(dev, "ILLEGAL_DEV_TABLE_ENTRY device=%02x:%02x.%x pasid=0x%05x address=0x%016llx flags=0x%04x]\n", PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid), - address, flags); + pasid, address, flags); dump_dte_entry(devid); break; case EVENT_TYPE_DEV_TAB_ERR: @@ -589,34 +588,30 @@ retry: address, flags); break; case EVENT_TYPE_PAGE_TAB_ERR: - dev_err(dev, "PAGE_TAB_HARDWARE_ERROR device=%02x:%02x.%x " - "domain=0x%04x address=0x%016llx flags=0x%04x]\n", + dev_err(dev, "PAGE_TAB_HARDWARE_ERROR device=%02x:%02x.%x domain=0x%04x address=0x%016llx flags=0x%04x]\n", PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid), - domid, address, flags); + pasid, address, flags); break; case EVENT_TYPE_ILL_CMD: dev_err(dev, "ILLEGAL_COMMAND_ERROR address=0x%016llx]\n", address); dump_command(address); break; case EVENT_TYPE_CMD_HARD_ERR: - dev_err(dev, "COMMAND_HARDWARE_ERROR address=0x%016llx " - "flags=0x%04x]\n", address, flags); + dev_err(dev, "COMMAND_HARDWARE_ERROR address=0x%016llx flags=0x%04x]\n", + address, flags); break; case EVENT_TYPE_IOTLB_INV_TO: - dev_err(dev, "IOTLB_INV_TIMEOUT device=%02x:%02x.%x " - "address=0x%016llx]\n", + dev_err(dev, "IOTLB_INV_TIMEOUT device=%02x:%02x.%x address=0x%016llx]\n", PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid), address); break; case EVENT_TYPE_INV_DEV_REQ: - dev_err(dev, "INVALID_DEVICE_REQUEST device=%02x:%02x.%x " - "address=0x%016llx flags=0x%04x]\n", + dev_err(dev, "INVALID_DEVICE_REQUEST device=%02x:%02x.%x pasid=0x%05x address=0x%016llx flags=0x%04x]\n", PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid), - address, flags); + pasid, address, flags); break; default: - dev_err(dev, KERN_ERR "UNKNOWN event[0]=0x%08x event[1]=0x%08x " - "event[2]=0x%08x event[3]=0x%08x\n", + dev_err(dev, "UNKNOWN event[0]=0x%08x event[1]=0x%08x event[2]=0x%08x event[3]=0x%08x\n", event[0], event[1], event[2], event[3]); } |