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PCI: pcie, aer: change error print format

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Use dev_printk like format.

Sample (real machine + dummy error injected by aer-inject):

- Before:

+------ PCI-Express Device Error ------+
Error Severity          : Corrected
PCIE Bus Error type     : Data Link Layer
Bad TLP                 :
Receiver ID             : 2800
VendorID=8086h, DeviceID=1096h, Bus=28h, Device=00h, Function=00h
+------ PCI-Express Device Error ------+
Error Severity          : Corrected
PCIE Bus Error type     : Data Link Layer
Bad TLP                 :
Bad DLLP                :
Receiver ID             : 2801
VendorID=8086h, DeviceID=1096h, Bus=28h, Device=00h, Function=01h
Error of this Agent(2801) is reported first

- After:

pcieport-driver 0000:00:02.0: AER: Multiple Corrected error received: id=2801
e1000e 0000:28:00.0: PCIE Bus Error: severity=Corrected, type=Data Link Layer, id=2800(Receiver ID)
e1000e 0000:28:00.0:   device [8086:1096] error status/mask=00000040/00000000
e1000e 0000:28:00.0:    [ 6] Bad TLP
e1000e 0000:28:00.1: PCIE Bus Error: severity=Corrected, type=Data Link Layer, id=2801(Receiver ID)
e1000e 0000:28:00.1:   device [8086:1096] error status/mask=000000c0/00000000
e1000e 0000:28:00.1:    [ 6] Bad TLP
e1000e 0000:28:00.1:    [ 7] Bad DLLP
e1000e 0000:28:00.1:   Error of this Agent(2801) is reported first

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Hidetoshi Seto 2009-09-07 17:16:45 +09:00 committed by Jesse Barnes
parent 273024ded7
commit 79e4b89be8
3 changed files with 39 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/pci/pcie/aer/aerdrv.h
View File

@ -124,6 +124,7 @@ extern void aer_delete_rootport(struct aer_rpc *rpc);
extern int aer_init(struct pcie_device *dev);
extern void aer_isr(struct work_struct *work);
extern void aer_print_error(struct pci_dev *dev, struct aer_err_info *info);
extern void aer_print_port_info(struct pci_dev *dev, struct aer_err_info *info);
extern irqreturn_t aer_irq(int irq, void *context);
#ifdef CONFIG_ACPI

2
drivers/pci/pcie/aer/aerdrv_core.c
View File

@ -813,6 +813,8 @@ static void aer_isr_one_error(struct pcie_device *p_device,
PCI_ERR_ROOT_MULTI_UNCOR_RCV))
e_info->multi_error_valid = 1;
aer_print_port_info(p_device->port, e_info);
find_source_device(p_device->port, e_info);
aer_process_err_devices(p_device, e_info);
}

68
drivers/pci/pcie/aer/aerdrv_errprint.c
View File

@ -57,9 +57,10 @@
(e & AER_DATA_LINK_LAYER_ERROR_MASK(t)) ? AER_DATA_LINK_LAYER_ERROR : \
AER_TRANSACTION_LAYER_ERROR)
#define AER_PR(info, fmt, args...) \
printk("%s" fmt, (info->severity == AER_CORRECTABLE) ? \
KERN_WARNING : KERN_ERR, ## args)
#define AER_PR(info, pdev, fmt, args...) \
printk("%s%s %s: " fmt, (info->severity == AER_CORRECTABLE) ? \
KERN_WARNING : KERN_ERR, dev_driver_string(&pdev->dev), \
dev_name(&pdev->dev), ## args)
/*
* AER error strings
@ -152,7 +153,7 @@ static char *aer_agent_string[] = {
"Transmitter ID"
};
static void aer_print_error_source(struct aer_err_info *info)
static void __aer_print_error(struct aer_err_info *info, struct pci_dev *dev)
{
int i, status;
char *errmsg = NULL;
@ -169,48 +170,44 @@ static void aer_print_error_source(struct aer_err_info *info)
errmsg = aer_uncorrectable_error_string[i];
if (errmsg)
AER_PR(info, "%s\t: %s\n", errmsg,
info->first_error == i ? "First" : "");
AER_PR(info, dev, " [%2d] %s%s\n", i, errmsg,
info->first_error == i ? " (First)" : "");
else
AER_PR(info, "Unknown Error Bit %2d \t: %s\n",
i, info->first_error == i ? "First" : "");
AER_PR(info, dev, " [%2d] Unknown Error Bit%s\n", i,
info->first_error == i ? " (First)" : "");
}
}
void aer_print_error(struct pci_dev *dev, struct aer_err_info *info)
{
int err_layer, agent;
int id = ((dev->bus->number << 8) | dev->devfn);
AER_PR(info, "+------ PCI-Express Device Error ------+\n");
AER_PR(info, "Error Severity\t\t: %s\n",
aer_error_severity_string[info->severity]);
if (info->status == 0) {
AER_PR(info, "PCIE Bus Error type\t: (Unaccessible)\n");
AER_PR(info, "Unregistered Agent ID\t: %04x\n", id);
AER_PR(info, dev,
"PCIE Bus Error: severity=%s, type=Unaccessible, "
"id=%04x(Unregistered Agent ID)\n",
aer_error_severity_string[info->severity], id);
} else {
err_layer = AER_GET_LAYER_ERROR(info->severity, info->status);
AER_PR(info, "PCIE Bus Error type\t: %s\n",
aer_error_layer[err_layer]);
aer_print_error_source(info);
int layer, agent;
layer = AER_GET_LAYER_ERROR(info->severity, info->status);
agent = AER_GET_AGENT(info->severity, info->status);
AER_PR(info, "%s\t\t: %04x\n", aer_agent_string[agent], id);
AER_PR(info, "VendorID=%04xh, DeviceID=%04xh,"
" Bus=%02xh, Device=%02xh, Function=%02xh\n",
dev->vendor,
dev->device,
dev->bus->number,
PCI_SLOT(dev->devfn),
PCI_FUNC(dev->devfn));
AER_PR(info, dev,
"PCIE Bus Error: severity=%s, type=%s, id=%04x(%s)\n",
aer_error_severity_string[info->severity],
aer_error_layer[layer], id, aer_agent_string[agent]);
AER_PR(info, dev,
" device [%04x:%04x] error status/mask=%08x/%08x\n",
dev->vendor, dev->device, info->status, info->mask);
__aer_print_error(info, dev);
if (info->tlp_header_valid) {
unsigned char *tlp = (unsigned char *) &info->tlp;
AER_PR(info, "TLP Header:\n");
AER_PR(info, "%02x%02x%02x%02x %02x%02x%02x%02x"
AER_PR(info, dev, " TLP Header:"
" %02x%02x%02x%02x %02x%02x%02x%02x"
" %02x%02x%02x%02x %02x%02x%02x%02x\n",
*(tlp + 3), *(tlp + 2), *(tlp + 1), *tlp,
*(tlp + 7), *(tlp + 6), *(tlp + 5), *(tlp + 4),
@ -221,6 +218,13 @@ void aer_print_error(struct pci_dev *dev, struct aer_err_info *info)
}
if (info->id && info->error_dev_num > 1 && info->id == id)
AER_PR(info, "Error of this Agent(%04x) is reported first\n",
id);
AER_PR(info, dev,
" Error of this Agent(%04x) is reported first\n", id);
}
void aer_print_port_info(struct pci_dev *dev, struct aer_err_info *info)
{
dev_info(&dev->dev, "AER: %s%s error received: id=%04x\n",
info->multi_error_valid ? "Multiple " : "",
aer_error_severity_string[info->severity], info->id);
}