commit 88e7b76ef7cf939a0cf23a1902030211b20837fe
author Divy Le Ray <divy@chelsio.com> Thu Jul 30 21:23:39 2009 +0000
committer David S. Miller <davem@davemloft.net> Sun Aug 02 12:23:40 2009 -0700
tree 7bfd1742802e9cdb5539a0320f2440b524a3f71e
parent 9450526ac7bd74edf1ee030841d8078c6db6ca0b

cxgb3: fix Gen2 pci default settings

Modify control register settings to accommodate the bridge's max read
requset size.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/cxgb3/t3_hw.c

diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index e78d341..526e144 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -3465,7 +3465,7 @@
 		{201, 321, 258, 450, 834, 1602}
 	};
 
-	u16 val;
+	u16 val, devid;
 	unsigned int log2_width, pldsize;
 	unsigned int fst_trn_rx, fst_trn_tx, acklat, rpllmt;
 
@@ -3473,6 +3473,17 @@
 			     adap->params.pci.pcie_cap_addr + PCI_EXP_DEVCTL,
 			     &val);
 	pldsize = (val & PCI_EXP_DEVCTL_PAYLOAD) >> 5;
+
+	pci_read_config_word(adap->pdev, 0x2, &devid);
+	if (devid == 0x37) {
+		pci_write_config_word(adap->pdev,
+				      adap->params.pci.pcie_cap_addr +
+				      PCI_EXP_DEVCTL,
+				      val & ~PCI_EXP_DEVCTL_READRQ &
+				      ~PCI_EXP_DEVCTL_PAYLOAD);
+		pldsize = 0;
+	}
+
 	pci_read_config_word(adap->pdev,
 			     adap->params.pci.pcie_cap_addr + PCI_EXP_LNKCTL,
 			     &val);