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Commit 0aa38df7 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
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[BNX2]: Enable DMA on 5709. 



Add missing code to enable DMA on 5709 A1.  The bit is a no-op on A0
and therefore can be set on all 5709 chips.

Signed-off-by: default avatarMichael Chan <mchan@broadcom.com>
Acked-by: default avatarJeff Garzik <jeff@garzik.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 641bdcd5

drivers/net/bnx2.c

+5 −0
Original line number Diff line number Diff line
@@ -3815,6 +3815,11 @@ bnx2_init_chip(struct bnx2 *bp) 
	/* Initialize the receive filter. */

	bnx2_set_rx_mode(bp->dev);



	if (CHIP_NUM(bp) == CHIP_NUM_5709) {

		val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL);

		val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE;

		REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val);

	}

	rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET,

			  0);

drivers/net/bnx2.h

+1 −0
Original line number Diff line number Diff line
@@ -1373,6 +1373,7 @@ struct l2_fhdr { 
#define BNX2_MISC_NEW_CORE_CTL				0x000008c8

#define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_SUCCESS	 (1L<<0)

#define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_REQ		 (1L<<1)

#define BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE		 (1L<<16)

#define BNX2_MISC_NEW_CORE_CTL_RESERVED_CMN		 (0x3fffL<<2)

#define BNX2_MISC_NEW_CORE_CTL_RESERVED_TC		 (0xffffL<<16)