netdev - [PATCH 4/6] bnx2x: enable internal target-read for 57712 and up only

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Date:	Sun, 24 Jul 2011 16:57:04 +0300
From:	"Dmitry Kravkov" <dmitry@...adcom.com>
To:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"David Miller" <davem@...emloft.net>
cc:	"Eilon Greenstein" <eilong@...adcom.com>, shmulikr@...adcom.com
Subject: [PATCH 4/6] bnx2x: enable internal target-read for 57712 and up
 only

From: Shmulik Ravid <shmulikr@...adcom.com> 

Signed-off-by: Dmitry Kravkov <dmitry@...adcom.com>
Signed-off-by: Shmulik Ravid <shmulikr@...adcom.com> 
Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
---
 drivers/net/bnx2x/bnx2x_main.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 9c146f7..9c62092 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -10242,11 +10242,14 @@ static int __devinit bnx2x_init_dev(struct pci_dev *pdev,
 	REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0);
 	REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0);
 
-	/**
+	/*
 	 * Enable internal target-read (in case we are probed after PF FLR).
-	 * Must be done prior to any BAR read access
+	 * Must be done prior to any BAR read access. Only for 57712 and up
 	 */
-	REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_TARGET_READ, 1);
+	if (board_type != BCM57710 &&
+	    board_type != BCM57711 &&
+	    board_type != BCM57711E)
+		REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_TARGET_READ, 1);
 
 	/* Reset the load counter */
 	bnx2x_clear_load_cnt(bp);
-- 
1.7.2.2




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