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bnx2: Add PCI Advanced Error Reporting support.

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Signed-off-by: John Feeney <jfeeney@redhat.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Feeney 2010-08-22 17:45:53 +00:00 • committed by David S. Miller
parent 05532121da
commit cd709aa906
1 changed files with 35 additions and 11 deletions
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34
drivers/net/bnx2.c
View file

@ -49,6 +49,7 @@
#include <linux/cache.h>
#include <linux/firmware.h>
#include <linux/log2.h>
#include <linux/aer.h>
#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
#define BCM_CNIC 1
@ -7890,6 +7891,7 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
int rc, i, j;
u32 reg;
u64 dma_mask, persist_dma_mask;
int err;
SET_NETDEV_DEV(dev, &pdev->dev);
bp = netdev_priv(dev);
@ -7925,6 +7927,14 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
goto err_out_disable;
}
/* AER (Advanced Error Reporting) hooks */
err = pci_enable_pcie_error_reporting(pdev);
if (err) {
dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
"0x%x\n", err);
/* non-fatal, continue */
}
pci_set_master(pdev);
pci_save_state(pdev);
@ -8246,6 +8256,7 @@ err_out_unmap:
}
err_out_release:
pci_disable_pcie_error_reporting(pdev);
pci_release_regions(pdev);
err_out_disable:
@ -8436,6 +8447,9 @@ bnx2_remove_one(struct pci_dev *pdev)
kfree(bp->temp_stats_blk);
free_netdev(dev);
pci_disable_pcie_error_reporting(pdev);
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
@ -8527,14 +8541,15 @@ static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
struct bnx2 *bp = netdev_priv(dev);
pci_ers_result_t result;
int err;
rtnl_lock();
if (pci_enable_device(pdev)) {
dev_err(&pdev->dev,
"Cannot re-enable PCI device after reset\n");
rtnl_unlock();
return PCI_ERS_RESULT_DISCONNECT;
}
result = PCI_ERS_RESULT_DISCONNECT;
} else {
pci_set_master(pdev);
pci_restore_state(pdev);
pci_save_state(pdev);
@ -8543,9 +8558,18 @@ static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev)
bnx2_set_power_state(bp, PCI_D0);
bnx2_init_nic(bp, 1);
}
result = PCI_ERS_RESULT_RECOVERED;
}
rtnl_unlock();
return PCI_ERS_RESULT_RECOVERED;
err = pci_cleanup_aer_uncorrect_error_status(pdev);
if (err) {
dev_err(&pdev->dev,
"pci_cleanup_aer_uncorrect_error_status failed 0x%0x\n",
err); /* non-fatal, continue */
}
return result;
}
/**