diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/tg3.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/tg3.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index b51560d56590..11ae0811e4bf 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -7482,7 +7482,7 @@ static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len) { u32 base = (u32) mapping & 0xffffffff; - return (base > 0xffffdcc0) && (base + len + 8 < base); + return base + len + 8 < base; } /* Test for TSO DMA buffers that cross into regions which are within MSS bytes @@ -16297,6 +16297,9 @@ static int tg3_get_invariants(struct tg3 *tp, const struct pci_device_id *ent) /* Clear this out for sanity. */ tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0); + /* Clear TG3PCI_REG_BASE_ADDR to prevent hangs. */ + tw32(TG3PCI_REG_BASE_ADDR, 0); + pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &pci_state_reg); if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 && |