diff options
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index ff157b7..4154e12 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -10673,17 +10673,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG; - /* Back to back register writes can cause problems on this chip, - * the workaround is to read back all reg writes except those to - * mailbox regs. See tg3_write_indirect_reg32(). - * - * PCI Express 5750_A0 rev chips need this workaround too. - */ - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 || - ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && - tp->pci_chip_rev_id == CHIPREV_ID_5750_A0)) - tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG; - if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0) tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED; if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0) @@ -10707,8 +10696,19 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) /* Various workaround register access methods */ if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) tp->write32 = tg3_write_indirect_reg32; - else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 || + ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && + tp->pci_chip_rev_id == CHIPREV_ID_5750_A0)) { + /* + * Back to back register writes can cause problems on these + * chips, the workaround is to read back all reg writes + * except those to mailbox regs. + * + * See tg3_write_indirect_reg32(). + */ tp->write32 = tg3_write_flush_reg32; + } + if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) || (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) { |