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Commit 10ce95d6 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
Browse files

tg3: Fix Read DMA workaround for 5719 A0. 



The workaround was mis-applied to all 5719 and 5720 chips.

Signed-off-by: default avatarMichael Chan <mchan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8151ad57

drivers/net/ethernet/broadcom/tg3.c

+1 −2
Original line number Diff line number Diff line
@@ -9086,8 +9086,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) 
	    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||

	    tg3_flag(tp, 57765_PLUS)) {

		val = tr32(TG3_RDMA_RSRVCTRL_REG);

		if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719 ||

		    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720) {

		if (tp->pci_chip_rev_id == CHIPREV_ID_5719_A0) {

			val &= ~(TG3_RDMA_RSRVCTRL_TXMRGN_MASK |

				 TG3_RDMA_RSRVCTRL_FIFO_LWM_MASK |

				 TG3_RDMA_RSRVCTRL_FIFO_HWM_MASK);