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iommu/amd: Use dev_err to send events to the system log 

Remove printk and use a more preferable error logging function.

Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Gary R Hook 2018-03-08 18:34:41 -06:00 committed by Joerg Roedel
parent eb5ecd1a40
commit 90ca3859f5
1 changed files with 28 additions and 27 deletions
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23
drivers/iommu/amd_iommu.c
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@ -547,6 +547,7 @@ 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;
volatile u32 *event = __evt;
int count = 0;
@ -573,53 +574,53 @@ retry:
amd_iommu_report_page_fault(devid, domid, address, flags);
return;
} else {
printk(KERN_ERR "AMD-Vi: Event logged [");
dev_err(dev, "AMD-Vi: Event logged [");
}
switch (type) {
case EVENT_TYPE_ILL_DEV:
printk("ILLEGAL_DEV_TABLE_ENTRY device=%02x:%02x.%x "
dev_err(dev, "ILLEGAL_DEV_TABLE_ENTRY device=%02x:%02x.%x "
"address=0x%016llx flags=0x%04x]\n",
PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address, flags);
dump_dte_entry(devid);
break;
case EVENT_TYPE_DEV_TAB_ERR:
printk("DEV_TAB_HARDWARE_ERROR device=%02x:%02x.%x "
dev_err(dev, "DEV_TAB_HARDWARE_ERROR device=%02x:%02x.%x "
"address=0x%016llx flags=0x%04x]\n",
PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address, flags);
break;
case EVENT_TYPE_PAGE_TAB_ERR:
printk("PAGE_TAB_HARDWARE_ERROR device=%02x:%02x.%x "
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);
break;
case EVENT_TYPE_ILL_CMD:
printk("ILLEGAL_COMMAND_ERROR address=0x%016llx]\n", address);
dev_err(dev, "ILLEGAL_COMMAND_ERROR address=0x%016llx]\n", address);
dump_command(address);
break;
case EVENT_TYPE_CMD_HARD_ERR:
printk("COMMAND_HARDWARE_ERROR address=0x%016llx "
dev_err(dev, "COMMAND_HARDWARE_ERROR address=0x%016llx "
"flags=0x%04x]\n", address, flags);
break;
case EVENT_TYPE_IOTLB_INV_TO:
printk("IOTLB_INV_TIMEOUT device=%02x:%02x.%x "
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:
printk("INVALID_DEVICE_REQUEST device=%02x:%02x.%x "
dev_err(dev, "INVALID_DEVICE_REQUEST device=%02x:%02x.%x "
"address=0x%016llx flags=0x%04x]\n",
PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address, flags);
break;
default:
printk(KERN_ERR "UNKNOWN type=0x%02x event[0]=0x%08x "
"event[1]=0x%08x event[2]=0x%08x event[3]=0x%08x\n",
type, event[0], event[1], event[2], event[3]);
dev_err(dev, KERN_ERR "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]);
}
memset(__evt, 0, 4 * sizeof(u32));