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authorHidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>2010-04-15 13:16:52 +0900
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-05-11 12:01:33 -0700
commit17e21854bd59862f4ee47d1c7e828549f782711b (patch)
treeb1d7db096b4fa24e0522aa33de2710d2039924d0 /drivers/pci/pcie
parent88da13bfabbffb8f89574eb168b9da9a0abc693f (diff)
PCI: aerdrv: rework do_recovery
Move dev_printks for debug into do_recovery(). This allows do_recovery() to return void. Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pcie')
-rw-r--r--drivers/pci/pcie/aer/aerdrv_core.c38
1 files changed, 17 insertions, 21 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index 210e53c2fdc1..9dcd3aeeafb6 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -465,8 +465,7 @@ static pci_ers_result_t reset_link(struct pcie_device *aerdev,
* error detected message to all downstream drivers within a hierarchy in
* question and return the returned code.
*/
-static pci_ers_result_t do_recovery(struct pcie_device *aerdev,
- struct pci_dev *dev,
+static void do_recovery(struct pcie_device *aerdev, struct pci_dev *dev,
int severity)
{
pci_ers_result_t status, result = PCI_ERS_RESULT_RECOVERED;
@@ -484,10 +483,8 @@ static pci_ers_result_t do_recovery(struct pcie_device *aerdev,
if (severity == AER_FATAL) {
result = reset_link(aerdev, dev);
- if (result != PCI_ERS_RESULT_RECOVERED) {
- /* TODO: Should panic here? */
- return result;
- }
+ if (result != PCI_ERS_RESULT_RECOVERED)
+ goto failed;
}
if (status == PCI_ERS_RESULT_CAN_RECOVER)
@@ -508,13 +505,22 @@ static pci_ers_result_t do_recovery(struct pcie_device *aerdev,
report_slot_reset);
}
- if (status == PCI_ERS_RESULT_RECOVERED)
- broadcast_error_message(dev,
+ if (status != PCI_ERS_RESULT_RECOVERED)
+ goto failed;
+
+ broadcast_error_message(dev,
state,
"resume",
report_resume);
- return status;
+ dev_printk(KERN_DEBUG, &dev->dev,
+ "AER driver successfully recovered\n");
+ return;
+
+failed:
+ /* TODO: Should kernel panic here? */
+ dev_printk(KERN_DEBUG, &dev->dev,
+ "AER driver didn't recover\n");
}
/**
@@ -529,7 +535,6 @@ static void handle_error_source(struct pcie_device *aerdev,
struct pci_dev *dev,
struct aer_err_info *info)
{
- pci_ers_result_t status = 0;
int pos;
if (info->severity == AER_CORRECTABLE) {
@@ -541,17 +546,8 @@ static void handle_error_source(struct pcie_device *aerdev,
if (pos)
pci_write_config_dword(dev, pos + PCI_ERR_COR_STATUS,
info->status);
- } else {
- status = do_recovery(aerdev, dev, info->severity);
- if (status == PCI_ERS_RESULT_RECOVERED) {
- dev_printk(KERN_DEBUG, &dev->dev, "AER driver "
- "successfully recovered\n");
- } else {
- /* TODO: Should kernel panic here? */
- dev_printk(KERN_DEBUG, &dev->dev, "AER driver didn't "
- "recover\n");
- }
- }
+ } else
+ do_recovery(aerdev, dev, info->severity);
}
/**