bnx2: Eliminate AER error messages on systems not supporting it

On PPC for example, AER is not supported and we see unnecessary AER
error message without this patch:

bnx2 0003:01:00.1: pci_cleanup_aer_uncorrect_error_status failed 0xfffffffb

Reported-by: Breno Leitao <leitao@linux.vnet.ibm.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 99e7652..0ba59d5 100644 (file)
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -7966,11 +7966,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
 
                /* 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 */
-               }
+               if (!err)
+                       bp->flags |= BNX2_FLAG_AER_ENABLED;
 
        } else {
                bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
@@ -8233,8 +8230,10 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
        return 0;
 
 err_out_unmap:
-       if (bp->flags & BNX2_FLAG_PCIE)
+       if (bp->flags & BNX2_FLAG_AER_ENABLED) {
                pci_disable_pcie_error_reporting(pdev);
+               bp->flags &= ~BNX2_FLAG_AER_ENABLED;
+       }
 
        if (bp->regview) {
                iounmap(bp->regview);
@@ -8422,8 +8421,10 @@ bnx2_remove_one(struct pci_dev *pdev)
 
        kfree(bp->temp_stats_blk);
 
-       if (bp->flags & BNX2_FLAG_PCIE)
+       if (bp->flags & BNX2_FLAG_AER_ENABLED) {
                pci_disable_pcie_error_reporting(pdev);
+               bp->flags &= ~BNX2_FLAG_AER_ENABLED;
+       }
 
        free_netdev(dev);
 
@@ -8539,7 +8540,7 @@ static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev)
        }
        rtnl_unlock();
 
-       if (!(bp->flags & BNX2_FLAG_PCIE))
+       if (!(bp->flags & BNX2_FLAG_AER_ENABLED))
                return result;
 
        err = pci_cleanup_aer_uncorrect_error_status(pdev);

diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 5488a2e..f459fb2 100644 (file)
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6741,6 +6741,7 @@ struct bnx2 {
 #define BNX2_FLAG_JUMBO_BROKEN         0x00000800
 #define BNX2_FLAG_CAN_KEEP_VLAN                0x00001000
 #define BNX2_FLAG_BROKEN_STATS         0x00002000
+#define BNX2_FLAG_AER_ENABLED          0x00004000
 
        struct bnx2_napi        bnx2_napi[BNX2_MAX_MSIX_VEC];